diff options
| author |   Timos Ampelikiotis <t.ampelikiotis@virtualopensystems.com> | 2023-10-10 11:40:56 +0000 |
|---|---|---|
| committer | Timos Ampelikiotis <t.ampelikiotis@virtualopensystems.com> | 2023-10-10 11:40:56 +0000 |
| commit | e02cda008591317b1625707ff8e115a4841aa889 (patch) | |
| tree | aee302e3cf8b59ec2d32ec481be3d1afddfc8968 /bsd-user | |
| parent | cc668e6b7e0ffd8c9d130513d12053cf5eda1d3b (diff) | |
Introduce Virtio-loopback epsilon release:
Epsilon release introduces a new compatibility layer which make virtio-loopback
design to work with QEMU and rust-vmm vhost-user backend without require any
changes.
Signed-off-by: Timos Ampelikiotis <t.ampelikiotis@virtualopensystems.com>
Change-Id: I52e57563e08a7d0bdc002f8e928ee61ba0c53dd9
Diffstat (limited to 'bsd-user')
72 files changed, 9804 insertions, 0 deletions
diff --git a/bsd-user/arm/target_arch_sysarch.h b/bsd-user/arm/target_arch_sysarch.h new file mode 100644 index 000000000..632a5cd45 --- /dev/null +++ b/bsd-user/arm/target_arch_sysarch.h @@ -0,0 +1,78 @@ +/* + * arm sysarch() system call emulation + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef BSD_USER_ARCH_SYSARCH_H_ +#define BSD_USER_ARCH_SYSARCH_H_ + +#include "target_syscall.h" +#include "target_arch.h" + +static inline abi_long do_freebsd_arch_sysarch(CPUARMState *env, int op, + abi_ulong parms) +{ + int ret = 0; + + switch (op) { + case TARGET_FREEBSD_ARM_SYNC_ICACHE: + case TARGET_FREEBSD_ARM_DRAIN_WRITEBUF: + break; + + case TARGET_FREEBSD_ARM_SET_TP: + target_cpu_set_tls(env, parms); + break; + + case TARGET_FREEBSD_ARM_GET_TP: + ret = target_cpu_get_tls(env); + break; + + default: + ret = -TARGET_EINVAL; + break; + } + return ret; +} + +static inline void do_freebsd_arch_print_sysarch( + const struct syscallname *name, abi_long arg1, abi_long arg2, + abi_long arg3, abi_long arg4, abi_long arg5, abi_long arg6) +{ + + switch (arg1) { + case TARGET_FREEBSD_ARM_SYNC_ICACHE: + gemu_log("%s(ARM_SYNC_ICACHE, ...)", name->name); + break; + + case TARGET_FREEBSD_ARM_DRAIN_WRITEBUF: + gemu_log("%s(ARM_DRAIN_WRITEBUF, ...)", name->name); + break; + + case TARGET_FREEBSD_ARM_SET_TP: + gemu_log("%s(ARM_SET_TP, 0x" TARGET_ABI_FMT_lx ")", name->name, arg2); + break; + + case TARGET_FREEBSD_ARM_GET_TP: + gemu_log("%s(ARM_GET_TP, 0x" TARGET_ABI_FMT_lx ")", name->name, arg2); + break; + + default: + gemu_log("UNKNOWN OP: %d, " TARGET_ABI_FMT_lx ")", (int)arg1, arg2); + } +} + +#endif /*!BSD_USER_ARCH_SYSARCH_H_ */ diff --git a/bsd-user/arm/target_syscall.h b/bsd-user/arm/target_syscall.h new file mode 100644 index 000000000..ef4b37f01 --- /dev/null +++ b/bsd-user/arm/target_syscall.h @@ -0,0 +1,36 @@ +#ifndef BSD_USER_ARCH_SYSCALL_H_ +#define BSD_USER_ARCH_SYSCALL_H_ + +struct target_pt_regs { + abi_long uregs[17]; +}; + +#define ARM_cpsr uregs[16] +#define ARM_pc uregs[15] +#define ARM_lr uregs[14] +#define ARM_sp uregs[13] +#define ARM_ip uregs[12] +#define ARM_fp uregs[11] +#define ARM_r10 uregs[10] +#define ARM_r9 uregs[9] +#define ARM_r8 uregs[8] +#define ARM_r7 uregs[7] +#define ARM_r6 uregs[6] +#define ARM_r5 uregs[5] +#define ARM_r4 uregs[4] +#define ARM_r3 uregs[3] +#define ARM_r2 uregs[2] +#define ARM_r1 uregs[1] +#define ARM_r0 uregs[0] + +#define ARM_SYSCALL_BASE 0 /* XXX: FreeBSD only */ + +#define TARGET_FREEBSD_ARM_SYNC_ICACHE 0 +#define TARGET_FREEBSD_ARM_DRAIN_WRITEBUF 1 +#define TARGET_FREEBSD_ARM_SET_TP 2 +#define TARGET_FREEBSD_ARM_GET_TP 3 + +#define TARGET_HW_MACHINE "arm" +#define TARGET_HW_MACHINE_ARCH "armv6" + +#endif /* !BSD_USER_ARCH_SYSCALL_H_ */ diff --git a/bsd-user/bsdload.c b/bsd-user/bsdload.c new file mode 100644 index 000000000..5b3c061a4 --- /dev/null +++ b/bsd-user/bsdload.c @@ -0,0 +1,214 @@ +/* + * Load BSD executables. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#include "qemu/osdep.h" + +#include "qemu.h" + +/* ??? This should really be somewhere else. */ +abi_long memcpy_to_target(abi_ulong dest, const void *src, + unsigned long len) +{ + void *host_ptr; + + host_ptr = lock_user(VERIFY_WRITE, dest, len, 0); + if (!host_ptr) { + return -TARGET_EFAULT; + } + memcpy(host_ptr, src, len); + unlock_user(host_ptr, dest, 1); + return 0; +} + +static int count(char **vec) +{ + int i; + + for (i = 0; *vec; i++) { + vec++; + } + + return i; +} + +static int prepare_binprm(struct bsd_binprm *bprm) +{ + struct stat st; + int mode; + int retval; + + if (fstat(bprm->fd, &st) < 0) { + return -errno; + } + + mode = st.st_mode; + if (!S_ISREG(mode)) { /* Must be regular file */ + return -EACCES; + } + if (!(mode & 0111)) { /* Must have at least one execute bit set */ + return -EACCES; + } + + bprm->e_uid = geteuid(); + bprm->e_gid = getegid(); + + /* Set-uid? */ + if (mode & S_ISUID) { + bprm->e_uid = st.st_uid; + } + + /* Set-gid? */ + /* + * If setgid is set but no group execute bit then this + * is a candidate for mandatory locking, not a setgid + * executable. + */ + if ((mode & (S_ISGID | S_IXGRP)) == (S_ISGID | S_IXGRP)) { + bprm->e_gid = st.st_gid; + } + + memset(bprm->buf, 0, sizeof(bprm->buf)); + retval = lseek(bprm->fd, 0L, SEEK_SET); + if (retval >= 0) { + retval = read(bprm->fd, bprm->buf, 128); + } + if (retval < 0) { + perror("prepare_binprm"); + exit(-1); + } else { + return retval; + } +} + +/* Construct the envp and argv tables on the target stack. */ +abi_ulong loader_build_argptr(int envc, int argc, abi_ulong sp, + abi_ulong stringp) +{ + int n = sizeof(abi_ulong); + abi_ulong envp; + abi_ulong argv; + + sp -= (envc + 1) * n; + envp = sp; + sp -= (argc + 1) * n; + argv = sp; + sp -= n; + /* FIXME - handle put_user() failures */ + put_user_ual(argc, sp); + + while (argc-- > 0) { + /* FIXME - handle put_user() failures */ + put_user_ual(stringp, argv); + argv += n; + stringp += target_strlen(stringp) + 1; + } + /* FIXME - handle put_user() failures */ + put_user_ual(0, argv); + while (envc-- > 0) { + /* FIXME - handle put_user() failures */ + put_user_ual(stringp, envp); + envp += n; + stringp += target_strlen(stringp) + 1; + } + /* FIXME - handle put_user() failures */ + put_user_ual(0, envp); + + return sp; +} + +static bool is_there(const char *candidate) +{ + struct stat fin; + + /* XXX work around access(2) false positives for superuser */ + if (access(candidate, X_OK) == 0 && stat(candidate, &fin) == 0 && + S_ISREG(fin.st_mode) && (getuid() != 0 || + (fin.st_mode & (S_IXUSR | S_IXGRP | S_IXOTH)) != 0)) { + return true; + } + + return false; +} + +int loader_exec(const char *filename, char **argv, char **envp, + struct target_pt_regs *regs, struct image_info *infop, + struct bsd_binprm *bprm) +{ + char *path, fullpath[PATH_MAX]; + int retval, i; + + bprm->p = TARGET_PAGE_SIZE * MAX_ARG_PAGES; + for (i = 0; i < MAX_ARG_PAGES; i++) { /* clear page-table */ + bprm->page[i] = NULL; + } + + if (strchr(filename, '/') != NULL) { + path = realpath(filename, fullpath); + if (path == NULL) { + /* Failed to resolve. */ + return -1; + } + if (!is_there(path)) { + return -1; + } + } else { + path = g_find_program_in_path(filename); + if (path == NULL) { + return -1; + } + } + + retval = open(path, O_RDONLY); + if (retval < 0) { + g_free(path); + return retval; + } + + bprm->fullpath = path; + bprm->fd = retval; + bprm->filename = (char *)filename; + bprm->argc = count(argv); + bprm->argv = argv; + bprm->envc = count(envp); + bprm->envp = envp; + + retval = prepare_binprm(bprm); + + if (retval >= 0) { + if (bprm->buf[0] == 0x7f + && bprm->buf[1] == 'E' + && bprm->buf[2] == 'L' + && bprm->buf[3] == 'F') { + retval = load_elf_binary(bprm, regs, infop); + } else { + fprintf(stderr, "Unknown binary format\n"); + return -1; + } + } + + if (retval >= 0) { + /* success. Initialize important registers */ + do_init_thread(regs, infop); + return retval; + } + + /* Something went wrong, return the inode and free the argument pages*/ + for (i = 0 ; i < MAX_ARG_PAGES ; i++) { + g_free(bprm->page[i]); + } + return retval; +} diff --git a/bsd-user/elfcore.c b/bsd-user/elfcore.c new file mode 100644 index 000000000..c49d9280e --- /dev/null +++ b/bsd-user/elfcore.c @@ -0,0 +1,10 @@ +/* Stubbed out version of core dump support, explicitly in public domain */ + +static int elf_core_dump(int signr, CPUArchState *env) +{ + struct elf_note en = { 0 }; + + bswap_note(&en); + + return 0; +} diff --git a/bsd-user/elfload.c b/bsd-user/elfload.c new file mode 100644 index 000000000..142a5bfac --- /dev/null +++ b/bsd-user/elfload.c @@ -0,0 +1,834 @@ +/* + * ELF loading code + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#include "qemu/osdep.h" + +#include "qemu.h" +#include "disas/disas.h" +#include "qemu/path.h" + +static abi_ulong target_auxents; /* Where the AUX entries are in target */ +static size_t target_auxents_sz; /* Size of AUX entries including AT_NULL */ + +#include "target_arch_reg.h" +#include "target_os_elf.h" +#include "target_os_stack.h" +#include "target_os_thread.h" +#include "target_os_user.h" + +abi_ulong target_stksiz; +abi_ulong target_stkbas; + +static int elf_core_dump(int signr, CPUArchState *env); +static int load_elf_sections(const struct elfhdr *hdr, struct elf_phdr *phdr, + int fd, abi_ulong rbase, abi_ulong *baddrp); + +static inline void memcpy_fromfs(void *to, const void *from, unsigned long n) +{ + memcpy(to, from, n); +} + +#ifdef BSWAP_NEEDED +static void bswap_ehdr(struct elfhdr *ehdr) +{ + bswap16s(&ehdr->e_type); /* Object file type */ + bswap16s(&ehdr->e_machine); /* Architecture */ + bswap32s(&ehdr->e_version); /* Object file version */ + bswaptls(&ehdr->e_entry); /* Entry point virtual address */ + bswaptls(&ehdr->e_phoff); /* Program header table file offset */ + bswaptls(&ehdr->e_shoff); /* Section header table file offset */ + bswap32s(&ehdr->e_flags); /* Processor-specific flags */ + bswap16s(&ehdr->e_ehsize); /* ELF header size in bytes */ + bswap16s(&ehdr->e_phentsize); /* Program header table entry size */ + bswap16s(&ehdr->e_phnum); /* Program header table entry count */ + bswap16s(&ehdr->e_shentsize); /* Section header table entry size */ + bswap16s(&ehdr->e_shnum); /* Section header table entry count */ + bswap16s(&ehdr->e_shstrndx); /* Section header string table index */ +} + +static void bswap_phdr(struct elf_phdr *phdr, int phnum) +{ + int i; + + for (i = 0; i < phnum; i++, phdr++) { + bswap32s(&phdr->p_type); /* Segment type */ + bswap32s(&phdr->p_flags); /* Segment flags */ + bswaptls(&phdr->p_offset); /* Segment file offset */ + bswaptls(&phdr->p_vaddr); /* Segment virtual address */ + bswaptls(&phdr->p_paddr); /* Segment physical address */ + bswaptls(&phdr->p_filesz); /* Segment size in file */ + bswaptls(&phdr->p_memsz); /* Segment size in memory */ + bswaptls(&phdr->p_align); /* Segment alignment */ + } +} + +static void bswap_shdr(struct elf_shdr *shdr, int shnum) +{ + int i; + + for (i = 0; i < shnum; i++, shdr++) { + bswap32s(&shdr->sh_name); + bswap32s(&shdr->sh_type); + bswaptls(&shdr->sh_flags); + bswaptls(&shdr->sh_addr); + bswaptls(&shdr->sh_offset); + bswaptls(&shdr->sh_size); + bswap32s(&shdr->sh_link); + bswap32s(&shdr->sh_info); + bswaptls(&shdr->sh_addralign); + bswaptls(&shdr->sh_entsize); + } +} + +static void bswap_sym(struct elf_sym *sym) +{ + bswap32s(&sym->st_name); + bswaptls(&sym->st_value); + bswaptls(&sym->st_size); + bswap16s(&sym->st_shndx); +} + +static void bswap_note(struct elf_note *en) +{ + bswap32s(&en->n_namesz); + bswap32s(&en->n_descsz); + bswap32s(&en->n_type); +} + +#else /* ! BSWAP_NEEDED */ + +static void bswap_ehdr(struct elfhdr *ehdr) { } +static void bswap_phdr(struct elf_phdr *phdr, int phnum) { } +static void bswap_shdr(struct elf_shdr *shdr, int shnum) { } +static void bswap_sym(struct elf_sym *sym) { } +static void bswap_note(struct elf_note *en) { } + +#endif /* ! BSWAP_NEEDED */ + +#include "elfcore.c" + +/* + * 'copy_elf_strings()' copies argument/envelope strings from user + * memory to free pages in kernel mem. These are in a format ready + * to be put directly into the top of new user memory. + * + */ +static abi_ulong copy_elf_strings(int argc, char **argv, void **page, + abi_ulong p) +{ + char *tmp, *tmp1, *pag = NULL; + int len, offset = 0; + + if (!p) { + return 0; /* bullet-proofing */ + } + while (argc-- > 0) { + tmp = argv[argc]; + if (!tmp) { + fprintf(stderr, "VFS: argc is wrong"); + exit(-1); + } + tmp1 = tmp; + while (*tmp++) { + continue; + } + len = tmp - tmp1; + if (p < len) { /* this shouldn't happen - 128kB */ + return 0; + } + while (len) { + --p; --tmp; --len; + if (--offset < 0) { + offset = p % TARGET_PAGE_SIZE; + pag = (char *)page[p / TARGET_PAGE_SIZE]; + if (!pag) { + pag = g_try_malloc0(TARGET_PAGE_SIZE); + page[p / TARGET_PAGE_SIZE] = pag; + if (!pag) { + return 0; + } + } + } + if (len == 0 || offset == 0) { + *(pag + offset) = *tmp; + } else { + int bytes_to_copy = (len > offset) ? offset : len; + tmp -= bytes_to_copy; + p -= bytes_to_copy; + offset -= bytes_to_copy; + len -= bytes_to_copy; + memcpy_fromfs(pag + offset, tmp, bytes_to_copy + 1); + } + } + } + return p; +} + +static void setup_arg_pages(struct bsd_binprm *bprm, struct image_info *info, + abi_ulong *stackp, abi_ulong *stringp) +{ + abi_ulong stack_base, size; + abi_long addr; + + /* + * Create enough stack to hold everything. If we don't use it for args, + * we'll use it for something else... + */ + size = target_dflssiz; + stack_base = TARGET_USRSTACK - size; + addr = target_mmap(stack_base , size + qemu_host_page_size, + PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANON, -1, 0); + if (addr == -1) { + perror("stk mmap"); + exit(-1); + } + /* we reserve one extra page at the top of the stack as guard */ + target_mprotect(addr + size, qemu_host_page_size, PROT_NONE); + + target_stksiz = size; + target_stkbas = addr; + + if (setup_initial_stack(bprm, stackp, stringp) != 0) { + perror("stk setup"); + exit(-1); + } +} + +static void set_brk(abi_ulong start, abi_ulong end) +{ + /* page-align the start and end addresses... */ + start = HOST_PAGE_ALIGN(start); + end = HOST_PAGE_ALIGN(end); + if (end <= start) { + return; + } + if (target_mmap(start, end - start, PROT_READ | PROT_WRITE | PROT_EXEC, + MAP_FIXED | MAP_PRIVATE | MAP_ANON, -1, 0) == -1) { + perror("cannot mmap brk"); + exit(-1); + } +} + + +/* + * We need to explicitly zero any fractional pages after the data + * section (i.e. bss). This would contain the junk from the file that + * should not be in memory. + */ +static void padzero(abi_ulong elf_bss, abi_ulong last_bss) +{ + abi_ulong nbyte; + + if (elf_bss >= last_bss) { + return; + } + + /* + * XXX: this is really a hack : if the real host page size is + * smaller than the target page size, some pages after the end + * of the file may not be mapped. A better fix would be to + * patch target_mmap(), but it is more complicated as the file + * size must be known. + */ + if (qemu_real_host_page_size < qemu_host_page_size) { + abi_ulong end_addr, end_addr1; + end_addr1 = REAL_HOST_PAGE_ALIGN(elf_bss); + end_addr = HOST_PAGE_ALIGN(elf_bss); + if (end_addr1 < end_addr) { + mmap((void *)g2h_untagged(end_addr1), end_addr - end_addr1, + PROT_READ | PROT_WRITE | PROT_EXEC, + MAP_FIXED | MAP_PRIVATE | MAP_ANON, -1, 0); + } + } + + nbyte = elf_bss & (qemu_host_page_size - 1); + if (nbyte) { + nbyte = qemu_host_page_size - nbyte; + do { + /* FIXME - what to do if put_user() fails? */ + put_user_u8(0, elf_bss); + elf_bss++; + } while (--nbyte); + } +} + +static abi_ulong load_elf_interp(struct elfhdr *interp_elf_ex, + int interpreter_fd, + abi_ulong *interp_load_addr) +{ + struct elf_phdr *elf_phdata = NULL; + abi_ulong rbase; + int retval; + abi_ulong baddr, error; + + error = 0; + + bswap_ehdr(interp_elf_ex); + /* First of all, some simple consistency checks */ + if ((interp_elf_ex->e_type != ET_EXEC && interp_elf_ex->e_type != ET_DYN) || + !elf_check_arch(interp_elf_ex->e_machine)) { + return ~((abi_ulong)0UL); + } + + + /* Now read in all of the header information */ + if (sizeof(struct elf_phdr) * interp_elf_ex->e_phnum > TARGET_PAGE_SIZE) { + return ~(abi_ulong)0UL; + } + + elf_phdata = (struct elf_phdr *) malloc(sizeof(struct elf_phdr) * + interp_elf_ex->e_phnum); + + if (!elf_phdata) { + return ~((abi_ulong)0UL); + } + + /* + * If the size of this structure has changed, then punt, since + * we will be doing the wrong thing. + */ + if (interp_elf_ex->e_phentsize != sizeof(struct elf_phdr)) { + free(elf_phdata); + return ~((abi_ulong)0UL); + } + + retval = lseek(interpreter_fd, interp_elf_ex->e_phoff, SEEK_SET); + if (retval >= 0) { + retval = read(interpreter_fd, (char *) elf_phdata, + sizeof(struct elf_phdr) * interp_elf_ex->e_phnum); + } + if (retval < 0) { + perror("load_elf_interp"); + exit(-1); + free(elf_phdata); + return retval; + } + bswap_phdr(elf_phdata, interp_elf_ex->e_phnum); + + rbase = 0; + if (interp_elf_ex->e_type == ET_DYN) { + /* + * In order to avoid hardcoding the interpreter load + * address in qemu, we allocate a big enough memory zone. + */ + rbase = target_mmap(0, INTERP_MAP_SIZE, PROT_NONE, + MAP_PRIVATE | MAP_ANON, -1, 0); + if (rbase == -1) { + perror("mmap"); + exit(-1); + } + } + + error = load_elf_sections(interp_elf_ex, elf_phdata, interpreter_fd, rbase, + &baddr); + if (error != 0) { + perror("load_elf_sections"); + exit(-1); + } + + /* Now use mmap to map the library into memory. */ + close(interpreter_fd); + free(elf_phdata); + + *interp_load_addr = baddr; + return ((abi_ulong) interp_elf_ex->e_entry) + rbase; +} + +static int symfind(const void *s0, const void *s1) +{ + target_ulong addr = *(target_ulong *)s0; + struct elf_sym *sym = (struct elf_sym *)s1; + int result = 0; + if (addr < sym->st_value) { + result = -1; + } else if (addr >= sym->st_value + sym->st_size) { + result = 1; + } + return result; +} + +static const char *lookup_symbolxx(struct syminfo *s, target_ulong orig_addr) +{ +#if ELF_CLASS == ELFCLASS32 + struct elf_sym *syms = s->disas_symtab.elf32; +#else + struct elf_sym *syms = s->disas_symtab.elf64; +#endif + + /* binary search */ + struct elf_sym *sym; + + sym = bsearch(&orig_addr, syms, s->disas_num_syms, sizeof(*syms), symfind); + if (sym != NULL) { + return s->disas_strtab + sym->st_name; + } + + return ""; +} + +/* FIXME: This should use elf_ops.h */ +static int symcmp(const void *s0, const void *s1) +{ + struct elf_sym *sym0 = (struct elf_sym *)s0; + struct elf_sym *sym1 = (struct elf_sym *)s1; + return (sym0->st_value < sym1->st_value) ? -1 : + ((sym0->st_value > sym1->st_value) ? 1 : 0); +} + +/* Best attempt to load symbols from this ELF object. */ +static void load_symbols(struct elfhdr *hdr, int fd) +{ + unsigned int i, nsyms; + struct elf_shdr sechdr, symtab, strtab; + char *strings; + struct syminfo *s; + struct elf_sym *syms, *new_syms; + + lseek(fd, hdr->e_shoff, SEEK_SET); + for (i = 0; i < hdr->e_shnum; i++) { + if (read(fd, &sechdr, sizeof(sechdr)) != sizeof(sechdr)) { + return; + } + bswap_shdr(&sechdr, 1); + if (sechdr.sh_type == SHT_SYMTAB) { + symtab = sechdr; + lseek(fd, hdr->e_shoff + sizeof(sechdr) * sechdr.sh_link, + SEEK_SET); + if (read(fd, &strtab, sizeof(strtab)) != sizeof(strtab)) { + return; + } + bswap_shdr(&strtab, 1); + goto found; + } + } + return; /* Shouldn't happen... */ + +found: + /* Now know where the strtab and symtab are. Snarf them. */ + s = malloc(sizeof(*s)); + syms = malloc(symtab.sh_size); + if (!syms) { + free(s); + return; + } + s->disas_strtab = strings = malloc(strtab.sh_size); + if (!s->disas_strtab) { + free(s); + free(syms); + return; + } + + lseek(fd, symtab.sh_offset, SEEK_SET); + if (read(fd, syms, symtab.sh_size) != symtab.sh_size) { + free(s); + free(syms); + free(strings); + return; + } + + nsyms = symtab.sh_size / sizeof(struct elf_sym); + + i = 0; + while (i < nsyms) { + bswap_sym(syms + i); + /* Throw away entries which we do not need. */ + if (syms[i].st_shndx == SHN_UNDEF || + syms[i].st_shndx >= SHN_LORESERVE || + ELF_ST_TYPE(syms[i].st_info) != STT_FUNC) { + nsyms--; + if (i < nsyms) { + syms[i] = syms[nsyms]; + } + continue; + } +#if defined(TARGET_ARM) || defined(TARGET_MIPS) + /* The bottom address bit marks a Thumb or MIPS16 symbol. */ + syms[i].st_value &= ~(target_ulong)1; +#endif + i++; + } + + /* + * Attempt to free the storage associated with the local symbols + * that we threw away. Whether or not this has any effect on the + * memory allocation depends on the malloc implementation and how + * many symbols we managed to discard. + */ + new_syms = realloc(syms, nsyms * sizeof(*syms)); + if (new_syms == NULL) { + free(s); + free(syms); + free(strings); + return; + } + syms = new_syms; + + qsort(syms, nsyms, sizeof(*syms), symcmp); + + lseek(fd, strtab.sh_offset, SEEK_SET); + if (read(fd, strings, strtab.sh_size) != strtab.sh_size) { + free(s); + free(syms); + free(strings); + return; + } + s->disas_num_syms = nsyms; +#if ELF_CLASS == ELFCLASS32 + s->disas_symtab.elf32 = syms; + s->lookup_symbol = (lookup_symbol_t)lookup_symbolxx; +#else + s->disas_symtab.elf64 = syms; + s->lookup_symbol = (lookup_symbol_t)lookup_symbolxx; +#endif + s->next = syminfos; + syminfos = s; +} + +/* Check the elf header and see if this a target elf binary. */ +int is_target_elf_binary(int fd) +{ + uint8_t buf[128]; + struct elfhdr elf_ex; + + if (lseek(fd, 0L, SEEK_SET) < 0) { + return 0; + } + if (read(fd, buf, sizeof(buf)) < 0) { + return 0; + } + + elf_ex = *((struct elfhdr *)buf); + bswap_ehdr(&elf_ex); + + if ((elf_ex.e_type != ET_EXEC && elf_ex.e_type != ET_DYN) || + (!elf_check_arch(elf_ex.e_machine))) { + return 0; + } else { + return 1; + } +} + +static int +load_elf_sections(const struct elfhdr *hdr, struct elf_phdr *phdr, int fd, + abi_ulong rbase, abi_ulong *baddrp) +{ + struct elf_phdr *elf_ppnt; + abi_ulong baddr; + int i; + bool first; + + /* + * Now we do a little grungy work by mmaping the ELF image into + * the correct location in memory. At this point, we assume that + * the image should be loaded at fixed address, not at a variable + * address. + */ + first = true; + for (i = 0, elf_ppnt = phdr; i < hdr->e_phnum; i++, elf_ppnt++) { + int elf_prot = 0; + abi_ulong error; + + /* XXX Skip memsz == 0. */ + if (elf_ppnt->p_type != PT_LOAD) { + continue; + } + + if (elf_ppnt->p_flags & PF_R) { + elf_prot |= PROT_READ; + } + if (elf_ppnt->p_flags & PF_W) { + elf_prot |= PROT_WRITE; + } + if (elf_ppnt->p_flags & PF_X) { + elf_prot |= PROT_EXEC; + } + + error = target_mmap(TARGET_ELF_PAGESTART(rbase + elf_ppnt->p_vaddr), + (elf_ppnt->p_filesz + + TARGET_ELF_PAGEOFFSET(elf_ppnt->p_vaddr)), + elf_prot, + (MAP_FIXED | MAP_PRIVATE | MAP_DENYWRITE), + fd, + (elf_ppnt->p_offset - + TARGET_ELF_PAGEOFFSET(elf_ppnt->p_vaddr))); + if (error == -1) { + perror("mmap"); + exit(-1); + } else if (elf_ppnt->p_memsz != elf_ppnt->p_filesz) { + abi_ulong start_bss, end_bss; + + start_bss = rbase + elf_ppnt->p_vaddr + elf_ppnt->p_filesz; + end_bss = rbase + elf_ppnt->p_vaddr + elf_ppnt->p_memsz; + + /* + * Calling set_brk effectively mmaps the pages that we need for the + * bss and break sections. + */ + set_brk(start_bss, end_bss); + padzero(start_bss, end_bss); + } + + if (first) { + baddr = TARGET_ELF_PAGESTART(rbase + elf_ppnt->p_vaddr); + first = false; + } + } + + if (baddrp != NULL) { + *baddrp = baddr; + } + return 0; +} + +int load_elf_binary(struct bsd_binprm *bprm, struct target_pt_regs *regs, + struct image_info *info) +{ + struct elfhdr elf_ex; + struct elfhdr interp_elf_ex; + int interpreter_fd = -1; /* avoid warning */ + abi_ulong load_addr; + int i; + struct elf_phdr *elf_ppnt; + struct elf_phdr *elf_phdata; + abi_ulong elf_brk; + int error, retval; + char *elf_interpreter; + abi_ulong baddr, elf_entry, et_dyn_addr, interp_load_addr = 0; + abi_ulong reloc_func_desc = 0; + + load_addr = 0; + elf_ex = *((struct elfhdr *) bprm->buf); /* exec-header */ + bswap_ehdr(&elf_ex); + + /* First of all, some simple consistency checks */ + if ((elf_ex.e_type != ET_EXEC && elf_ex.e_type != ET_DYN) || + (!elf_check_arch(elf_ex.e_machine))) { + return -ENOEXEC; + } + + bprm->p = copy_elf_strings(1, &bprm->filename, bprm->page, bprm->p); + bprm->p = copy_elf_strings(bprm->envc, bprm->envp, bprm->page, bprm->p); + bprm->p = copy_elf_strings(bprm->argc, bprm->argv, bprm->page, bprm->p); + if (!bprm->p) { + retval = -E2BIG; + } + + /* Now read in all of the header information */ + elf_phdata = (struct elf_phdr *)malloc(elf_ex.e_phentsize * elf_ex.e_phnum); + if (elf_phdata == NULL) { + return -ENOMEM; + } + + retval = lseek(bprm->fd, elf_ex.e_phoff, SEEK_SET); + if (retval > 0) { + retval = read(bprm->fd, (char *)elf_phdata, + elf_ex.e_phentsize * elf_ex.e_phnum); + } + + if (retval < 0) { + perror("load_elf_binary"); + exit(-1); + free(elf_phdata); + return -errno; + } + + bswap_phdr(elf_phdata, elf_ex.e_phnum); + elf_ppnt = elf_phdata; + + elf_brk = 0; + + + elf_interpreter = NULL; + for (i = 0; i < elf_ex.e_phnum; i++) { + if (elf_ppnt->p_type == PT_INTERP) { + if (elf_interpreter != NULL) { + free(elf_phdata); + free(elf_interpreter); + close(bprm->fd); + return -EINVAL; + } + + elf_interpreter = (char *)malloc(elf_ppnt->p_filesz); + if (elf_interpreter == NULL) { + free(elf_phdata); + close(bprm->fd); + return -ENOMEM; + } + + retval = lseek(bprm->fd, elf_ppnt->p_offset, SEEK_SET); + if (retval >= 0) { + retval = read(bprm->fd, elf_interpreter, elf_ppnt->p_filesz); + } + if (retval < 0) { + perror("load_elf_binary2"); + exit(-1); + } + + if (retval >= 0) { + retval = open(path(elf_interpreter), O_RDONLY); + if (retval >= 0) { + interpreter_fd = retval; + } else { + perror(elf_interpreter); + exit(-1); + /* retval = -errno; */ + } + } + + if (retval >= 0) { + retval = lseek(interpreter_fd, 0, SEEK_SET); + if (retval >= 0) { + retval = read(interpreter_fd, bprm->buf, 128); + } + } + if (retval >= 0) { + interp_elf_ex = *((struct elfhdr *) bprm->buf); + } + if (retval < 0) { + perror("load_elf_binary3"); + exit(-1); + free(elf_phdata); + free(elf_interpreter); + close(bprm->fd); + return retval; + } + } + elf_ppnt++; + } + + /* Some simple consistency checks for the interpreter */ + if (elf_interpreter) { + if (interp_elf_ex.e_ident[0] != 0x7f || + strncmp((char *)&interp_elf_ex.e_ident[1], "ELF", 3) != 0) { + free(elf_interpreter); + free(elf_phdata); + close(bprm->fd); + return -ELIBBAD; + } + } + + /* + * OK, we are done with that, now set up the arg stuff, and then start this + * sucker up + */ + if (!bprm->p) { + free(elf_interpreter); + free(elf_phdata); + close(bprm->fd); + return -E2BIG; + } + + /* OK, This is the point of no return */ + info->end_data = 0; + info->end_code = 0; + info->start_mmap = (abi_ulong)ELF_START_MMAP; + info->mmap = 0; + elf_entry = (abi_ulong) elf_ex.e_entry; + + /* XXX Join this with PT_INTERP search? */ + baddr = 0; + for (i = 0, elf_ppnt = elf_phdata; i < elf_ex.e_phnum; i++, elf_ppnt++) { + if (elf_ppnt->p_type != PT_LOAD) { + continue; + } + baddr = elf_ppnt->p_vaddr; + break; + } + + et_dyn_addr = 0; + if (elf_ex.e_type == ET_DYN && baddr == 0) { + et_dyn_addr = ELF_ET_DYN_LOAD_ADDR; + } + + /* + * Do this so that we can load the interpreter, if need be. We will + * change some of these later + */ + info->rss = 0; + setup_arg_pages(bprm, info, &bprm->p, &bprm->stringp); + info->start_stack = bprm->p; + + info->elf_flags = elf_ex.e_flags; + + error = load_elf_sections(&elf_ex, elf_phdata, bprm->fd, et_dyn_addr, + &load_addr); + for (i = 0, elf_ppnt = elf_phdata; i < elf_ex.e_phnum; i++, elf_ppnt++) { + if (elf_ppnt->p_type != PT_LOAD) { + continue; + } + if (elf_ppnt->p_memsz > elf_ppnt->p_filesz) + elf_brk = MAX(elf_brk, et_dyn_addr + elf_ppnt->p_vaddr + + elf_ppnt->p_memsz); + } + if (error != 0) { + perror("load_elf_sections"); + exit(-1); + } + + if (elf_interpreter) { + elf_entry = load_elf_interp(&interp_elf_ex, interpreter_fd, + &interp_load_addr); + reloc_func_desc = interp_load_addr; + + close(interpreter_fd); + free(elf_interpreter); + + if (elf_entry == ~((abi_ulong)0UL)) { + printf("Unable to load interpreter\n"); + free(elf_phdata); + exit(-1); + return 0; + } + } else { + interp_load_addr = et_dyn_addr; + elf_entry += interp_load_addr; + } + + free(elf_phdata); + + if (qemu_log_enabled()) { + load_symbols(&elf_ex, bprm->fd); + } + + close(bprm->fd); + + bprm->p = target_create_elf_tables(bprm->p, bprm->argc, bprm->envc, + bprm->stringp, &elf_ex, load_addr, + et_dyn_addr, interp_load_addr, info); + info->load_addr = reloc_func_desc; + info->start_brk = info->brk = elf_brk; + info->start_stack = bprm->p; + info->load_bias = 0; + + info->entry = elf_entry; + +#ifdef USE_ELF_CORE_DUMP + bprm->core_dump = &elf_core_dump; +#else + bprm->core_dump = NULL; +#endif + + return 0; +} + +void do_init_thread(struct target_pt_regs *regs, struct image_info *infop) +{ + + target_thread_init(regs, infop); +} diff --git a/bsd-user/errno_defs.h b/bsd-user/errno_defs.h new file mode 100644 index 000000000..832671354 --- /dev/null +++ b/bsd-user/errno_defs.h @@ -0,0 +1,156 @@ +/* + * Copyright (c) 1982, 1986, 1989, 1993 + * The Regents of the University of California. All rights reserved. + * (c) UNIX System Laboratories, Inc. + * All or some portions of this file are derived from material licensed + * to the University of California by American Telephone and Telegraph + * Co. or Unix System Laboratories, Inc. and are reproduced herein with + * the permission of UNIX System Laboratories, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)errno.h 8.5 (Berkeley) 1/21/94 + */ + +#ifndef _ERRNO_DEFS_H_ +#define _ERRNO_DEFS_H_ + +#define TARGET_EPERM 1 /* Operation not permitted */ +#define TARGET_ENOENT 2 /* No such file or directory */ +#define TARGET_ESRCH 3 /* No such process */ +#define TARGET_EINTR 4 /* Interrupted system call */ +#define TARGET_EIO 5 /* Input/output error */ +#define TARGET_ENXIO 6 /* Device not configured */ +#define TARGET_E2BIG 7 /* Argument list too long */ +#define TARGET_ENOEXEC 8 /* Exec format error */ +#define TARGET_EBADF 9 /* Bad file descriptor */ +#define TARGET_ECHILD 10 /* No child processes */ +#define TARGET_EDEADLK 11 /* Resource deadlock avoided */ + /* 11 was EAGAIN */ +#define TARGET_ENOMEM 12 /* Cannot allocate memory */ +#define TARGET_EACCES 13 /* Permission denied */ +#define TARGET_EFAULT 14 /* Bad address */ +#define TARGET_ENOTBLK 15 /* Block device required */ +#define TARGET_EBUSY 16 /* Device busy */ +#define TARGET_EEXIST 17 /* File exists */ +#define TARGET_EXDEV 18 /* Cross-device link */ +#define TARGET_ENODEV 19 /* Operation not supported by device */ +#define TARGET_ENOTDIR 20 /* Not a directory */ +#define TARGET_EISDIR 21 /* Is a directory */ +#define TARGET_EINVAL 22 /* Invalid argument */ +#define TARGET_ENFILE 23 /* Too many open files in system */ +#define TARGET_EMFILE 24 /* Too many open files */ +#define TARGET_ENOTTY 25 /* Inappropriate ioctl for device */ +#define TARGET_ETXTBSY 26 /* Text file busy */ +#define TARGET_EFBIG 27 /* File too large */ +#define TARGET_ENOSPC 28 /* No space left on device */ +#define TARGET_ESPIPE 29 /* Illegal seek */ +#define TARGET_EROFS 30 /* Read-only file system */ +#define TARGET_EMLINK 31 /* Too many links */ +#define TARGET_EPIPE 32 /* Broken pipe */ + +/* math software */ +#define TARGET_EDOM 33 /* Numerical argument out of domain */ +#define TARGET_ERANGE 34 /* Result too large */ + +/* non-blocking and interrupt i/o */ +#define TARGET_EAGAIN 35 /* Resource temporarily unavailable */ +#define TARGET_EWOULDBLOCK EAGAIN /* Operation would block */ +#define TARGET_EINPROGRESS 36 /* Operation now in progress */ +#define TARGET_EALREADY 37 /* Operation already in progress */ + +/* ipc/network software -- argument errors */ +#define TARGET_ENOTSOCK 38 /* Socket operation on non-socket */ +#define TARGET_EDESTADDRREQ 39 /* Destination address required */ +#define TARGET_EMSGSIZE 40 /* Message too long */ +#define TARGET_EPROTOTYPE 41 /* Protocol wrong type for socket */ +#define TARGET_ENOPROTOOPT 42 /* Protocol not available */ +#define TARGET_EPROTONOSUPPORT 43 /* Protocol not supported */ +#define TARGET_ESOCKTNOSUPPORT 44 /* Socket type not supported */ +#define TARGET_EOPNOTSUPP 45 /* Operation not supported */ +#define TARGET_EPFNOSUPPORT 46 /* Protocol family not supported */ +#define TARGET_EAFNOSUPPORT 47 /* Address family not supported by protocol family */ +#define TARGET_EADDRINUSE 48 /* Address already in use */ +#define TARGET_EADDRNOTAVAIL 49 /* Can't assign requested address */ + +/* ipc/network software -- operational errors */ +#define TARGET_ENETDOWN 50 /* Network is down */ +#define TARGET_ENETUNREACH 51 /* Network is unreachable */ +#define TARGET_ENETRESET 52 /* Network dropped connection on reset */ +#define TARGET_ECONNABORTED 53 /* Software caused connection abort */ +#define TARGET_ECONNRESET 54 /* Connection reset by peer */ +#define TARGET_ENOBUFS 55 /* No buffer space available */ +#define TARGET_EISCONN 56 /* Socket is already connected */ +#define TARGET_ENOTCONN 57 /* Socket is not connected */ +#define TARGET_ESHUTDOWN 58 /* Can't send after socket shutdown */ +#define TARGET_ETOOMANYREFS 59 /* Too many references: can't splice */ +#define TARGET_ETIMEDOUT 60 /* Operation timed out */ +#define TARGET_ECONNREFUSED 61 /* Connection refused */ + +#define TARGET_ELOOP 62 /* Too many levels of symbolic links */ +#define TARGET_ENAMETOOLONG 63 /* File name too long */ + +/* should be rearranged */ +#define TARGET_EHOSTDOWN 64 /* Host is down */ +#define TARGET_EHOSTUNREACH 65 /* No route to host */ +#define TARGET_ENOTEMPTY 66 /* Directory not empty */ + +/* quotas & mush */ +#define TARGET_EPROCLIM 67 /* Too many processes */ +#define TARGET_EUSERS 68 /* Too many users */ +#define TARGET_EDQUOT 69 /* Disk quota exceeded */ + +/* Network File System */ +#define TARGET_ESTALE 70 /* Stale NFS file handle */ +#define TARGET_EREMOTE 71 /* Too many levels of remote in path */ +#define TARGET_EBADRPC 72 /* RPC struct is bad */ +#define TARGET_ERPCMISMATCH 73 /* RPC version wrong */ +#define TARGET_EPROGUNAVAIL 74 /* RPC prog. not avail */ +#define TARGET_EPROGMISMATCH 75 /* Program version wrong */ +#define TARGET_EPROCUNAVAIL 76 /* Bad procedure for program */ + +#define TARGET_ENOLCK 77 /* No locks available */ +#define TARGET_ENOSYS 78 /* Function not implemented */ + +#define TARGET_EFTYPE 79 /* Inappropriate file type or format */ +#define TARGET_EAUTH 80 /* Authentication error */ +#define TARGET_ENEEDAUTH 81 /* Need authenticator */ +#define TARGET_EIPSEC 82 /* IPsec processing failure */ +#define TARGET_ENOATTR 83 /* Attribute not found */ +#define TARGET_EILSEQ 84 /* Illegal byte sequence */ +#define TARGET_ENOMEDIUM 85 /* No medium found */ +#define TARGET_EMEDIUMTYPE 86 /* Wrong Medium Type */ +#define TARGET_EOVERFLOW 87 /* Conversion overflow */ +#define TARGET_ECANCELED 88 /* Operation canceled */ +#define TARGET_EIDRM 89 /* Identifier removed */ +#define TARGET_ENOMSG 90 /* No message of desired type */ +#define TARGET_ELAST 90 /* Must be equal largest errno */ + +/* Internal errors: */ +#define TARGET_EJUSTRETURN 254 /* Just return without modifing regs */ +#define TARGET_ERESTART 255 /* Restart syscall */ +#define TARGET_ERESTARTSYS TARGET_ERESTART /* Linux compat */ + +#endif /* ! _ERRNO_DEFS_H_ */ diff --git a/bsd-user/freebsd/host-os.h b/bsd-user/freebsd/host-os.h new file mode 100644 index 000000000..dfb8344b7 --- /dev/null +++ b/bsd-user/freebsd/host-os.h @@ -0,0 +1,25 @@ +/* + * FreeBSD host dependent code and definitions + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _HOST_OS_H_ +#define _HOST_OS_H_ + +#define HOST_DEFAULT_BSD_TYPE target_freebsd + +#endif /*!_HOST_OS_H_ */ diff --git a/bsd-user/freebsd/meson.build b/bsd-user/freebsd/meson.build new file mode 100644 index 000000000..4b69cca7b --- /dev/null +++ b/bsd-user/freebsd/meson.build @@ -0,0 +1,3 @@ +bsd_user_ss.add(files( + 'os-sys.c', +)) diff --git a/bsd-user/freebsd/os-strace.h b/bsd-user/freebsd/os-strace.h new file mode 100644 index 000000000..a222f093b --- /dev/null +++ b/bsd-user/freebsd/os-strace.h @@ -0,0 +1,29 @@ +/* + * FreeBSD dependent strace print functions + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#include "target_arch_sysarch.h" /* architecture dependent functions */ + + +static inline void do_os_print_sysarch(const struct syscallname *name, + abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, + abi_long arg5, abi_long arg6) +{ + /* This is arch dependent */ + do_freebsd_arch_print_sysarch(name, arg1, arg2, arg3, arg4, arg5, arg6); +} diff --git a/bsd-user/freebsd/os-sys.c b/bsd-user/freebsd/os-sys.c new file mode 100644 index 000000000..309e27b9d --- /dev/null +++ b/bsd-user/freebsd/os-sys.c @@ -0,0 +1,27 @@ +/* + * FreeBSD sysctl() and sysarch() system call emulation + * + * Copyright (c) 2013-15 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#include "qemu.h" +#include "target_arch_sysarch.h" + +/* sysarch() is architecture dependent. */ +abi_long do_freebsd_sysarch(void *cpu_env, abi_long arg1, abi_long arg2) +{ + return do_freebsd_arch_sysarch(cpu_env, arg1, arg2); +} diff --git a/bsd-user/freebsd/strace.list b/bsd-user/freebsd/strace.list new file mode 100644 index 000000000..275d2dbe2 --- /dev/null +++ b/bsd-user/freebsd/strace.list @@ -0,0 +1,269 @@ +/* + * FreeBSD strace list + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +{ TARGET_FREEBSD_NR___acl_aclcheck_fd, "__acl_aclcheck_fd", "%s(%d, %d, %#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR___acl_aclcheck_file, "__acl_aclcheck_file", "%s(\"%s\", %d, %#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR___acl_aclcheck_link, "__acl_aclcheck_link", "%s(\"%s\", %d, %#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR___acl_delete_fd, "__acl_delete_fd", "%s(%d, %d)", NULL, NULL }, +{ TARGET_FREEBSD_NR___acl_delete_file, "__acl_delete_file", "%s(\"%s\", %d)", NULL, NULL }, +{ TARGET_FREEBSD_NR___acl_delete_link, "__acl_delete_link", "%s(\"%s\", %d)", NULL, NULL }, +{ TARGET_FREEBSD_NR___acl_get_fd, "__acl_get_fd", "%s(%d, %d, %#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR___acl_get_file, "__acl_get_file", "%s(\"%s\", %d, %#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR___acl_get_link, "__acl_get_link", "%s(\"%s\", %d, %#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR___acl_set_fd, "__acl_set_fd", "%s(%d, %d, %#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR___acl_set_file, "__acl_set_file", "%s(\"%s\", %d, %#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR___acl_set_link, "__acl_set_link", "%s(\"%s\", %d, %#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR___getcwd, "__getcwd", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR___semctl, "__semctl", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR___syscall, "__syscall", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR___sysctl, "__sysctl", NULL, print_sysctl, NULL }, +{ TARGET_FREEBSD_NR__umtx_op, "_umtx_op", "%s(%#x, %d, %d, %#x, %#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_accept, "accept", "%s(%d,%#x,%#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_accept4, "accept4", "%s(%d,%d,%#x,%#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_access, "access", "%s(\"%s\",%#o)", NULL, NULL }, +{ TARGET_FREEBSD_NR_acct, "acct", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_adjtime, "adjtime", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_bind, "bind", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_bindat, "bindat", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_break, "break", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_cap_enter, "cap_enter", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_cap_fcntls_get, "cap_fcntls_get", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_cap_fcntls_limit, "cap_fcntls_limit", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_cap_getmode, "cap_getmode", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_cap_ioctls_get, "cap_ioctls_get", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_cap_ioctls_limit, "cap_ioctls_limit", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_cap_rights_limit, "cap_rights_limit", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_chdir, "chdir", "%s(\"%s\")", NULL, NULL }, +{ TARGET_FREEBSD_NR_chflags, "chflags", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_chflagsat, "chflagsat", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_chmod, "chmod", "%s(\"%s\",%#o)", NULL, NULL }, +{ TARGET_FREEBSD_NR_chown, "chown", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_chroot, "chroot", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_clock_getres, "clock_getres", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_clock_gettime, "clock_gettime", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_clock_settime, "clock_settime", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_close, "close", "%s(%d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_connect, "connect", "%s(%d,%#x,%d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_connectat, "connectat", "%s(%d,%d,%#x,%d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_cpuset_getdomain, "cpuset_getdomain", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_cpuset_setdomain, "cpuset_setdomain", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_dup, "dup", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_dup2, "dup2", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_eaccess, "eaccess", "%s(\"%s\",%#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_execve, "execve", NULL, print_execve, NULL }, +{ TARGET_FREEBSD_NR_exit, "exit", "%s(%d)\n", NULL, NULL }, +{ TARGET_FREEBSD_NR_extattrctl, "extattrctl", "%s(\"%s\", %d, \"%s\", %d, \"%s\"", NULL, NULL }, +{ TARGET_FREEBSD_NR_extattr_delete_fd, "extattr_delete_fd", "%s(%d, %d, \"%s\")", NULL, NULL }, +{ TARGET_FREEBSD_NR_extattr_delete_file, "extattr_delete_file", "%s(\"%s\", %d, \"%s\")", NULL, NULL }, +{ TARGET_FREEBSD_NR_extattr_delete_link, "extattr_delete_link", "%s(\"%s\", %d, \"%s\")", NULL, NULL }, +{ TARGET_FREEBSD_NR_extattr_get_fd, "extattr_get_fd", "%s(%d, %d, \"%s\", %#x, %d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_extattr_get_file, "extattr_get_file", "%s(\"%s\", %d, \"%s\", %#x, %d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_extattr_get_file, "extattr_get_link", "%s(\"%s\", %d, \"%s\", %#x, %d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_extattr_list_fd, "extattr_list_fd", "%s(%d, %d, %#x, %d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_extattr_list_file, "extattr_list_file", "%s(\"%s\", %#x, %d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_extattr_list_link, "extattr_list_link", "%s(\"%s\", %d, %#x, %d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_extattr_set_fd, "extattr_set_fd", "%s(%d, %d, \"%s\", %#x, %d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_extattr_set_file, "extattr_set_file", "%s(\"%s\", %d, \"%s\", %#x, %d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_extattr_set_link, "extattr_set_link", "%s(\"%s\", %d, \"%s\", %#x, %d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_fchdir, "fchdir", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_fchflags, "fchflags", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_fchmod, "fchmod", "%s(%d,%#o)", NULL, NULL }, +{ TARGET_FREEBSD_NR_fchown, "fchown", "%s(%d,%d,%d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_fcntl, "fcntl", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_fdatasync, "fdatasync", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_fexecve, "fexecve", NULL, print_execve, NULL }, +{ TARGET_FREEBSD_NR_fhopen, "fhopen", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_fhstat, "fhstat", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_fhstatfs, "fhstatfs", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_freebsd11_fhstat, "freebsd11_fhstat", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_freebsd11_fhstatfs, "freebsd11_fhstatfs", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_flock, "flock", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_fork, "fork", "%s()", NULL, NULL }, +{ TARGET_FREEBSD_NR_fpathconf, "fpathconf", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_fstat, "fstat", "%s(%d,%#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_fstatat, "fstatat", "%s(%d,\"%s\", %#x, %d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_fstatfs, "fstatfs", "%s(%d,%#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_freebsd11_fstat, "freebsd11_fstat", "%s(%d,%#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_freebsd11_fstatat, "freebsd11_fstatat", "%s(%d,\"%s\", %#x, %d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_freebsd11_fstatfs, "freebsd11_fstatfs", "%s(%d,%#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_fsync, "fsync", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_ftruncate, "ftruncate", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_futimens, "futimens", "%s(%d,%p)", NULL, NULL }, +{ TARGET_FREEBSD_NR_futimes, "futimes", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getcontext, "getcontext", "%s(%#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_getdirentries, "getdirentries", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_freebsd11_getdirentries, "freebsd11_getdirentries", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getegid, "getegid", "%s()", NULL, NULL }, +{ TARGET_FREEBSD_NR_geteuid, "geteuid", "%s()", NULL, NULL }, +{ TARGET_FREEBSD_NR_getfh, "getfh", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getfsstat, "getfsstat", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_freebsd11_getfsstat, "freebsd11_getfsstat", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getgid, "getgid", "%s()", NULL, NULL }, +{ TARGET_FREEBSD_NR_getgroups, "getgroups", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getitimer, "getitimer", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getlogin, "getlogin", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getpeername, "getpeername", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getpgid, "getpgid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getpgrp, "getpgrp", "%s()", NULL, NULL }, +{ TARGET_FREEBSD_NR_getpid, "getpid", "%s()", NULL, NULL }, +{ TARGET_FREEBSD_NR_getppid, "getppid", "%s()", NULL, NULL }, +{ TARGET_FREEBSD_NR_getpriority, "getpriority", "%s(%#x,%#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_getrandom, "getrandom", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getresgid, "getresgid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getresuid, "getresuid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getrlimit, "getrlimit", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getrusage, "getrusage", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getsid, "getsid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getsockname, "getsockname", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getsockopt, "getsockopt", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_gettimeofday, "gettimeofday", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getuid, "getuid", "%s()", NULL, NULL }, +{ TARGET_FREEBSD_NR_ioctl, "ioctl", NULL, print_ioctl, NULL }, +{ TARGET_FREEBSD_NR_issetugid, "issetugid", "%s()", NULL, NULL }, +{ TARGET_FREEBSD_NR_freebsd11_kevent, "freebsd11_kevent", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_kevent, "kevent", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_kill, "kill", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_kqueue, "kqueue", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_ktrace, "ktrace", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_lchown, "lchown", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_link, "link", "%s(\"%s\",\"%s\")", NULL, NULL }, +{ TARGET_FREEBSD_NR_listen, "listen", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_lpathconf, "lpathconf", "%s(\"%s\", %d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_lseek, "lseek", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_freebsd11_lstat, "freebsd11_lstat", "%s(\"%s\",%p)", NULL, NULL }, +{ TARGET_FREEBSD_NR_madvise, "madvise", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_mincore, "mincore", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_minherit, "minherit", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_mkdir, "mkdir", "%s(\"%s\",%#o)", NULL, NULL }, +{ TARGET_FREEBSD_NR_mkfifo, "mkfifo", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_mknodat, "mknodat", "%s(%d, \"%s\",%#o,%#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_freebsd11_mknod, "freebsd11_mknod", "%s(\"%s\",%#o,%#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_freebsd11_mknodat, "freebsd11_mknodat", "%s(%d, \"%s\",%#o,%#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_mlock, "mlock", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_mlockall, "mlockall", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_mmap, "mmap", NULL, NULL, print_syscall_ret_addr }, +{ TARGET_FREEBSD_NR_mount, "mount", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_mprotect, "mprotect", "%s(%#x,%#x,%d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_msgctl, "msgctl", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_msgget, "msgget", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_msgrcv, "msgrcv", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_msgsnd, "msgsnd", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_msync, "msync", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_munlock, "munlock", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_munlockall, "munlockall", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_munmap, "munmap", "%s(%p,%d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_nanosleep, "nanosleep", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_nfssvc, "nfssvc", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_open, "open", "%s(\"%s\",%#x,%#o)", NULL, NULL }, +{ TARGET_FREEBSD_NR_openat, "openat", "%s(%d, \"%s\",%#x,%#o)", NULL, NULL }, +{ TARGET_FREEBSD_NR_pathconf, "pathconf", "%s(\"%s\", %d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_freebsd10_pipe, "freebsd10_pipe", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_pipe2, "pipe2", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_poll, "poll", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_posix_fallocate, "posix_fallocate", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_pread, "pread", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_preadv, "preadv", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_profil, "profil", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_ptrace, "ptrace", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_pwrite, "pwrite", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_pwritev, "pwritev", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_quotactl, "quotactl", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_read, "read", "%s(%d,%#x,%d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_readlink, "readlink", "%s(\"%s\",%p,%d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_readv, "readv", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_reboot, "reboot", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_recvfrom, "recvfrom", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_recvmsg, "recvmsg", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_rename, "rename", "%s(\"%s\",\"%s\")", NULL, NULL }, +{ TARGET_FREEBSD_NR_revoke, "revoke", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_rfork, "rfork", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_rmdir, "rmdir", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_rtprio_thread, "rtprio_thread", "%s(%d, %d, %p)", NULL, NULL }, +{ TARGET_FREEBSD_NR_sbrk, "sbrk", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sched_get_priority_max, "sched_get_priority_max", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sched_get_priority_min, "sched_get_priority_min", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sched_yield, "sched_yield", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_select, "select", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_semget, "semget", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_semop, "semop", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sendmsg, "sendmsg", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sendto, "sendto", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setcontext, "setcontext", "%s(%#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_setegid, "setegid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_seteuid, "seteuid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setgid, "setgid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setgroups, "setgroups", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setitimer, "setitimer", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setlogin, "setlogin", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setpgid, "setpgid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setpriority, "setpriority", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setregid, "setregid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setresgid, "setresgid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setresuid, "setresuid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setreuid, "setreuid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setrlimit, "setrlimit", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setsid, "setsid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setsockopt, "setsockopt", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_settimeofday, "settimeofday", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setuid, "setuid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_shmat, "shmat", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_shmctl, "shmctl", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_shmdt, "shmdt", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_shmget, "shmget", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_shutdown, "shutdown", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sigaction, "sigaction", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sigaltstack, "sigaltstack", "%s(%p,%p)", NULL, NULL }, +{ TARGET_FREEBSD_NR_sigpending, "sigpending", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sigprocmask, "sigprocmask", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sigreturn, "sigreturn", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sigsuspend, "sigsuspend", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_socket, "socket", "%s(%d,%d,%d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_socketpair, "socketpair", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sstk, "sstk", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_freebsd11_stat, "freebsd11_stat", "%s(\"%s\",%p)", NULL, NULL }, +{ TARGET_FREEBSD_NR_freebsd11_statfs, "freebsd11_statfs", "%s(\"%s\",%p)", NULL, NULL }, +{ TARGET_FREEBSD_NR_symlink, "symlink", "%s(\"%s\",\"%s\")", NULL, NULL }, +{ TARGET_FREEBSD_NR_sync, "sync", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sysarch, "sysarch", NULL, print_sysarch, NULL }, +{ TARGET_FREEBSD_NR_syscall, "syscall", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_ktimer_create, "timer_create" , NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_ktimer_delete, "timer_delete" , NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_ktimer_settime, "timer_settime" , NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_ktimer_gettime, "timer_gettime" , NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_ktimer_getoverrun, "timer_getoverrun" , NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_thr_create, "thr_create", "%s(%#x, %#x, %d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_thr_exit, "thr_exit", "%s(%#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_thr_kill, "thr_kill", "%s(%d, %#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_thr_kill2, "thr_kill2", "%s(%d, %d, %d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_thr_new, "thr_new", "%s(%#x, %d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_thr_self, "thr_self", "%s(%#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_thr_set_name, "thr_set_name", "%s(%d, \"%s\")", NULL, NULL }, +{ TARGET_FREEBSD_NR_thr_suspend, "thr_suspend", "%s(%d, %#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_thr_wake, "thr_wake", "%s(%d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_truncate, "truncate", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_umask, "umask", "%s(%#o)", NULL, NULL }, +{ TARGET_FREEBSD_NR_unlink, "unlink", "%s(\"%s\")", NULL, NULL }, +{ TARGET_FREEBSD_NR_unmount, "unmount", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_utimes, "utimes", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_utimensat, "utimensat", "%s(%d,%s,%p,%#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_vfork, "vfork", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_wait4, "wait4", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_wait6, "wait6", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_write, "write", "%s(%d,%#x,%d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_writev, "writev", "%s(%d,%p,%#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_posix_openpt, "posix_openpt", "%s(%d)", NULL, NULL }, diff --git a/bsd-user/freebsd/syscall_nr.h b/bsd-user/freebsd/syscall_nr.h new file mode 100644 index 000000000..7f73a6d0f --- /dev/null +++ b/bsd-user/freebsd/syscall_nr.h @@ -0,0 +1,515 @@ +/* + * System call numbers. + * + * DO NOT EDIT-- this file is automatically @generated. + * $FreeBSD$ + */ + +#define TARGET_FREEBSD_NR_syscall 0 +#define TARGET_FREEBSD_NR_exit 1 +#define TARGET_FREEBSD_NR_fork 2 +#define TARGET_FREEBSD_NR_read 3 +#define TARGET_FREEBSD_NR_write 4 +#define TARGET_FREEBSD_NR_open 5 +#define TARGET_FREEBSD_NR_close 6 +#define TARGET_FREEBSD_NR_wait4 7 + /* 8 is old creat */ +#define TARGET_FREEBSD_NR_link 9 +#define TARGET_FREEBSD_NR_unlink 10 + /* 11 is obsolete execv */ +#define TARGET_FREEBSD_NR_chdir 12 +#define TARGET_FREEBSD_NR_fchdir 13 +#define TARGET_FREEBSD_NR_freebsd11_mknod 14 +#define TARGET_FREEBSD_NR_chmod 15 +#define TARGET_FREEBSD_NR_chown 16 +#define TARGET_FREEBSD_NR_break 17 + /* 18 is freebsd4 getfsstat */ + /* 19 is old lseek */ +#define TARGET_FREEBSD_NR_getpid 20 +#define TARGET_FREEBSD_NR_mount 21 +#define TARGET_FREEBSD_NR_unmount 22 +#define TARGET_FREEBSD_NR_setuid 23 +#define TARGET_FREEBSD_NR_getuid 24 +#define TARGET_FREEBSD_NR_geteuid 25 +#define TARGET_FREEBSD_NR_ptrace 26 +#define TARGET_FREEBSD_NR_recvmsg 27 +#define TARGET_FREEBSD_NR_sendmsg 28 +#define TARGET_FREEBSD_NR_recvfrom 29 +#define TARGET_FREEBSD_NR_accept 30 +#define TARGET_FREEBSD_NR_getpeername 31 +#define TARGET_FREEBSD_NR_getsockname 32 +#define TARGET_FREEBSD_NR_access 33 +#define TARGET_FREEBSD_NR_chflags 34 +#define TARGET_FREEBSD_NR_fchflags 35 +#define TARGET_FREEBSD_NR_sync 36 +#define TARGET_FREEBSD_NR_kill 37 + /* 38 is old stat */ +#define TARGET_FREEBSD_NR_getppid 39 + /* 40 is old lstat */ +#define TARGET_FREEBSD_NR_dup 41 +#define TARGET_FREEBSD_NR_freebsd10_pipe 42 +#define TARGET_FREEBSD_NR_getegid 43 +#define TARGET_FREEBSD_NR_profil 44 +#define TARGET_FREEBSD_NR_ktrace 45 + /* 46 is old sigaction */ +#define TARGET_FREEBSD_NR_getgid 47 + /* 48 is old sigprocmask */ +#define TARGET_FREEBSD_NR_getlogin 49 +#define TARGET_FREEBSD_NR_setlogin 50 +#define TARGET_FREEBSD_NR_acct 51 + /* 52 is old sigpending */ +#define TARGET_FREEBSD_NR_sigaltstack 53 +#define TARGET_FREEBSD_NR_ioctl 54 +#define TARGET_FREEBSD_NR_reboot 55 +#define TARGET_FREEBSD_NR_revoke 56 +#define TARGET_FREEBSD_NR_symlink 57 +#define TARGET_FREEBSD_NR_readlink 58 +#define TARGET_FREEBSD_NR_execve 59 +#define TARGET_FREEBSD_NR_umask 60 +#define TARGET_FREEBSD_NR_chroot 61 + /* 62 is old fstat */ + /* 63 is old getkerninfo */ + /* 64 is old getpagesize */ +#define TARGET_FREEBSD_NR_msync 65 +#define TARGET_FREEBSD_NR_vfork 66 + /* 67 is obsolete vread */ + /* 68 is obsolete vwrite */ +#define TARGET_FREEBSD_NR_sbrk 69 +#define TARGET_FREEBSD_NR_sstk 70 + /* 71 is old mmap */ +#define TARGET_FREEBSD_NR_freebsd11_vadvise 72 +#define TARGET_FREEBSD_NR_munmap 73 +#define TARGET_FREEBSD_NR_mprotect 74 +#define TARGET_FREEBSD_NR_madvise 75 + /* 76 is obsolete vhangup */ + /* 77 is obsolete vlimit */ +#define TARGET_FREEBSD_NR_mincore 78 +#define TARGET_FREEBSD_NR_getgroups 79 +#define TARGET_FREEBSD_NR_setgroups 80 +#define TARGET_FREEBSD_NR_getpgrp 81 +#define TARGET_FREEBSD_NR_setpgid 82 +#define TARGET_FREEBSD_NR_setitimer 83 + /* 84 is old wait */ +#define TARGET_FREEBSD_NR_swapon 85 +#define TARGET_FREEBSD_NR_getitimer 86 + /* 87 is old gethostname */ + /* 88 is old sethostname */ +#define TARGET_FREEBSD_NR_getdtablesize 89 +#define TARGET_FREEBSD_NR_dup2 90 +#define TARGET_FREEBSD_NR_fcntl 92 +#define TARGET_FREEBSD_NR_select 93 +#define TARGET_FREEBSD_NR_fsync 95 +#define TARGET_FREEBSD_NR_setpriority 96 +#define TARGET_FREEBSD_NR_socket 97 +#define TARGET_FREEBSD_NR_connect 98 + /* 99 is old accept */ +#define TARGET_FREEBSD_NR_getpriority 100 + /* 101 is old send */ + /* 102 is old recv */ + /* 103 is old sigreturn */ +#define TARGET_FREEBSD_NR_bind 104 +#define TARGET_FREEBSD_NR_setsockopt 105 +#define TARGET_FREEBSD_NR_listen 106 + /* 107 is obsolete vtimes */ + /* 108 is old sigvec */ + /* 109 is old sigblock */ + /* 110 is old sigsetmask */ + /* 111 is old sigsuspend */ + /* 112 is old sigstack */ + /* 113 is old recvmsg */ + /* 114 is old sendmsg */ + /* 115 is obsolete vtrace */ +#define TARGET_FREEBSD_NR_gettimeofday 116 +#define TARGET_FREEBSD_NR_getrusage 117 +#define TARGET_FREEBSD_NR_getsockopt 118 +#define TARGET_FREEBSD_NR_readv 120 +#define TARGET_FREEBSD_NR_writev 121 +#define TARGET_FREEBSD_NR_settimeofday 122 +#define TARGET_FREEBSD_NR_fchown 123 +#define TARGET_FREEBSD_NR_fchmod 124 + /* 125 is old recvfrom */ +#define TARGET_FREEBSD_NR_setreuid 126 +#define TARGET_FREEBSD_NR_setregid 127 +#define TARGET_FREEBSD_NR_rename 128 + /* 129 is old truncate */ + /* 130 is old ftruncate */ +#define TARGET_FREEBSD_NR_flock 131 +#define TARGET_FREEBSD_NR_mkfifo 132 +#define TARGET_FREEBSD_NR_sendto 133 +#define TARGET_FREEBSD_NR_shutdown 134 +#define TARGET_FREEBSD_NR_socketpair 135 +#define TARGET_FREEBSD_NR_mkdir 136 +#define TARGET_FREEBSD_NR_rmdir 137 +#define TARGET_FREEBSD_NR_utimes 138 + /* 139 is obsolete 4.2 sigreturn */ +#define TARGET_FREEBSD_NR_adjtime 140 + /* 141 is old getpeername */ + /* 142 is old gethostid */ + /* 143 is old sethostid */ + /* 144 is old getrlimit */ + /* 145 is old setrlimit */ + /* 146 is old killpg */ +#define TARGET_FREEBSD_NR_setsid 147 +#define TARGET_FREEBSD_NR_quotactl 148 + /* 149 is old quota */ + /* 150 is old getsockname */ +#define TARGET_FREEBSD_NR_nlm_syscall 154 +#define TARGET_FREEBSD_NR_nfssvc 155 + /* 156 is old getdirentries */ + /* 157 is freebsd4 statfs */ + /* 158 is freebsd4 fstatfs */ +#define TARGET_FREEBSD_NR_lgetfh 160 +#define TARGET_FREEBSD_NR_getfh 161 + /* 162 is freebsd4 getdomainname */ + /* 163 is freebsd4 setdomainname */ + /* 164 is freebsd4 uname */ +#define TARGET_FREEBSD_NR_sysarch 165 +#define TARGET_FREEBSD_NR_rtprio 166 +#define TARGET_FREEBSD_NR_semsys 169 +#define TARGET_FREEBSD_NR_msgsys 170 +#define TARGET_FREEBSD_NR_shmsys 171 + /* 173 is freebsd6 pread */ + /* 174 is freebsd6 pwrite */ +#define TARGET_FREEBSD_NR_setfib 175 +#define TARGET_FREEBSD_NR_ntp_adjtime 176 +#define TARGET_FREEBSD_NR_setgid 181 +#define TARGET_FREEBSD_NR_setegid 182 +#define TARGET_FREEBSD_NR_seteuid 183 + /* 184 is obsolete lfs_bmapv */ + /* 185 is obsolete lfs_markv */ + /* 186 is obsolete lfs_segclean */ + /* 187 is obsolete lfs_segwait */ +#define TARGET_FREEBSD_NR_freebsd11_stat 188 +#define TARGET_FREEBSD_NR_freebsd11_fstat 189 +#define TARGET_FREEBSD_NR_freebsd11_lstat 190 +#define TARGET_FREEBSD_NR_pathconf 191 +#define TARGET_FREEBSD_NR_fpathconf 192 +#define TARGET_FREEBSD_NR_getrlimit 194 +#define TARGET_FREEBSD_NR_setrlimit 195 +#define TARGET_FREEBSD_NR_freebsd11_getdirentries 196 + /* 197 is freebsd6 mmap */ +#define TARGET_FREEBSD_NR___syscall 198 + /* 199 is freebsd6 lseek */ + /* 200 is freebsd6 truncate */ + /* 201 is freebsd6 ftruncate */ +#define TARGET_FREEBSD_NR___sysctl 202 +#define TARGET_FREEBSD_NR_mlock 203 +#define TARGET_FREEBSD_NR_munlock 204 +#define TARGET_FREEBSD_NR_undelete 205 +#define TARGET_FREEBSD_NR_futimes 206 +#define TARGET_FREEBSD_NR_getpgid 207 +#define TARGET_FREEBSD_NR_poll 209 +#define TARGET_FREEBSD_NR_freebsd7___semctl 220 +#define TARGET_FREEBSD_NR_semget 221 +#define TARGET_FREEBSD_NR_semop 222 + /* 223 is obsolete semconfig */ +#define TARGET_FREEBSD_NR_freebsd7_msgctl 224 +#define TARGET_FREEBSD_NR_msgget 225 +#define TARGET_FREEBSD_NR_msgsnd 226 +#define TARGET_FREEBSD_NR_msgrcv 227 +#define TARGET_FREEBSD_NR_shmat 228 +#define TARGET_FREEBSD_NR_freebsd7_shmctl 229 +#define TARGET_FREEBSD_NR_shmdt 230 +#define TARGET_FREEBSD_NR_shmget 231 +#define TARGET_FREEBSD_NR_clock_gettime 232 +#define TARGET_FREEBSD_NR_clock_settime 233 +#define TARGET_FREEBSD_NR_clock_getres 234 +#define TARGET_FREEBSD_NR_ktimer_create 235 +#define TARGET_FREEBSD_NR_ktimer_delete 236 +#define TARGET_FREEBSD_NR_ktimer_settime 237 +#define TARGET_FREEBSD_NR_ktimer_gettime 238 +#define TARGET_FREEBSD_NR_ktimer_getoverrun 239 +#define TARGET_FREEBSD_NR_nanosleep 240 +#define TARGET_FREEBSD_NR_ffclock_getcounter 241 +#define TARGET_FREEBSD_NR_ffclock_setestimate 242 +#define TARGET_FREEBSD_NR_ffclock_getestimate 243 +#define TARGET_FREEBSD_NR_clock_nanosleep 244 +#define TARGET_FREEBSD_NR_clock_getcpuclockid2 247 +#define TARGET_FREEBSD_NR_ntp_gettime 248 +#define TARGET_FREEBSD_NR_minherit 250 +#define TARGET_FREEBSD_NR_rfork 251 + /* 252 is obsolete openbsd_poll */ +#define TARGET_FREEBSD_NR_issetugid 253 +#define TARGET_FREEBSD_NR_lchown 254 +#define TARGET_FREEBSD_NR_aio_read 255 +#define TARGET_FREEBSD_NR_aio_write 256 +#define TARGET_FREEBSD_NR_lio_listio 257 +#define TARGET_FREEBSD_NR_freebsd11_getdents 272 +#define TARGET_FREEBSD_NR_lchmod 274 + /* 275 is obsolete netbsd_lchown */ +#define TARGET_FREEBSD_NR_lutimes 276 + /* 277 is obsolete netbsd_msync */ +#define TARGET_FREEBSD_NR_freebsd11_nstat 278 +#define TARGET_FREEBSD_NR_freebsd11_nfstat 279 +#define TARGET_FREEBSD_NR_freebsd11_nlstat 280 +#define TARGET_FREEBSD_NR_preadv 289 +#define TARGET_FREEBSD_NR_pwritev 290 + /* 297 is freebsd4 fhstatfs */ +#define TARGET_FREEBSD_NR_fhopen 298 +#define TARGET_FREEBSD_NR_freebsd11_fhstat 299 +#define TARGET_FREEBSD_NR_modnext 300 +#define TARGET_FREEBSD_NR_modstat 301 +#define TARGET_FREEBSD_NR_modfnext 302 +#define TARGET_FREEBSD_NR_modfind 303 +#define TARGET_FREEBSD_NR_kldload 304 +#define TARGET_FREEBSD_NR_kldunload 305 +#define TARGET_FREEBSD_NR_kldfind 306 +#define TARGET_FREEBSD_NR_kldnext 307 +#define TARGET_FREEBSD_NR_kldstat 308 +#define TARGET_FREEBSD_NR_kldfirstmod 309 +#define TARGET_FREEBSD_NR_getsid 310 +#define TARGET_FREEBSD_NR_setresuid 311 +#define TARGET_FREEBSD_NR_setresgid 312 + /* 313 is obsolete signanosleep */ +#define TARGET_FREEBSD_NR_aio_return 314 +#define TARGET_FREEBSD_NR_aio_suspend 315 +#define TARGET_FREEBSD_NR_aio_cancel 316 +#define TARGET_FREEBSD_NR_aio_error 317 + /* 318 is freebsd6 aio_read */ + /* 319 is freebsd6 aio_write */ + /* 320 is freebsd6 lio_listio */ +#define TARGET_FREEBSD_NR_yield 321 + /* 322 is obsolete thr_sleep */ + /* 323 is obsolete thr_wakeup */ +#define TARGET_FREEBSD_NR_mlockall 324 +#define TARGET_FREEBSD_NR_munlockall 325 +#define TARGET_FREEBSD_NR___getcwd 326 +#define TARGET_FREEBSD_NR_sched_setparam 327 +#define TARGET_FREEBSD_NR_sched_getparam 328 +#define TARGET_FREEBSD_NR_sched_setscheduler 329 +#define TARGET_FREEBSD_NR_sched_getscheduler 330 +#define TARGET_FREEBSD_NR_sched_yield 331 +#define TARGET_FREEBSD_NR_sched_get_priority_max 332 +#define TARGET_FREEBSD_NR_sched_get_priority_min 333 +#define TARGET_FREEBSD_NR_sched_rr_get_interval 334 +#define TARGET_FREEBSD_NR_utrace 335 + /* 336 is freebsd4 sendfile */ +#define TARGET_FREEBSD_NR_kldsym 337 +#define TARGET_FREEBSD_NR_jail 338 +#define TARGET_FREEBSD_NR_nnpfs_syscall 339 +#define TARGET_FREEBSD_NR_sigprocmask 340 +#define TARGET_FREEBSD_NR_sigsuspend 341 + /* 342 is freebsd4 sigaction */ +#define TARGET_FREEBSD_NR_sigpending 343 + /* 344 is freebsd4 sigreturn */ +#define TARGET_FREEBSD_NR_sigtimedwait 345 +#define TARGET_FREEBSD_NR_sigwaitinfo 346 +#define TARGET_FREEBSD_NR___acl_get_file 347 +#define TARGET_FREEBSD_NR___acl_set_file 348 +#define TARGET_FREEBSD_NR___acl_get_fd 349 +#define TARGET_FREEBSD_NR___acl_set_fd 350 +#define TARGET_FREEBSD_NR___acl_delete_file 351 +#define TARGET_FREEBSD_NR___acl_delete_fd 352 +#define TARGET_FREEBSD_NR___acl_aclcheck_file 353 +#define TARGET_FREEBSD_NR___acl_aclcheck_fd 354 +#define TARGET_FREEBSD_NR_extattrctl 355 +#define TARGET_FREEBSD_NR_extattr_set_file 356 +#define TARGET_FREEBSD_NR_extattr_get_file 357 +#define TARGET_FREEBSD_NR_extattr_delete_file 358 +#define TARGET_FREEBSD_NR_aio_waitcomplete 359 +#define TARGET_FREEBSD_NR_getresuid 360 +#define TARGET_FREEBSD_NR_getresgid 361 +#define TARGET_FREEBSD_NR_kqueue 362 +#define TARGET_FREEBSD_NR_freebsd11_kevent 363 + /* 364 is obsolete __cap_get_proc */ + /* 365 is obsolete __cap_set_proc */ + /* 366 is obsolete __cap_get_fd */ + /* 367 is obsolete __cap_get_file */ + /* 368 is obsolete __cap_set_fd */ + /* 369 is obsolete __cap_set_file */ +#define TARGET_FREEBSD_NR_extattr_set_fd 371 +#define TARGET_FREEBSD_NR_extattr_get_fd 372 +#define TARGET_FREEBSD_NR_extattr_delete_fd 373 +#define TARGET_FREEBSD_NR___setugid 374 + /* 375 is obsolete nfsclnt */ +#define TARGET_FREEBSD_NR_eaccess 376 +#define TARGET_FREEBSD_NR_afs3_syscall 377 +#define TARGET_FREEBSD_NR_nmount 378 + /* 379 is obsolete kse_exit */ + /* 380 is obsolete kse_wakeup */ + /* 381 is obsolete kse_create */ + /* 382 is obsolete kse_thr_interrupt */ + /* 383 is obsolete kse_release */ +#define TARGET_FREEBSD_NR___mac_get_proc 384 +#define TARGET_FREEBSD_NR___mac_set_proc 385 +#define TARGET_FREEBSD_NR___mac_get_fd 386 +#define TARGET_FREEBSD_NR___mac_get_file 387 +#define TARGET_FREEBSD_NR___mac_set_fd 388 +#define TARGET_FREEBSD_NR___mac_set_file 389 +#define TARGET_FREEBSD_NR_kenv 390 +#define TARGET_FREEBSD_NR_lchflags 391 +#define TARGET_FREEBSD_NR_uuidgen 392 +#define TARGET_FREEBSD_NR_sendfile 393 +#define TARGET_FREEBSD_NR_mac_syscall 394 +#define TARGET_FREEBSD_NR_freebsd11_getfsstat 395 +#define TARGET_FREEBSD_NR_freebsd11_statfs 396 +#define TARGET_FREEBSD_NR_freebsd11_fstatfs 397 +#define TARGET_FREEBSD_NR_freebsd11_fhstatfs 398 +#define TARGET_FREEBSD_NR_ksem_close 400 +#define TARGET_FREEBSD_NR_ksem_post 401 +#define TARGET_FREEBSD_NR_ksem_wait 402 +#define TARGET_FREEBSD_NR_ksem_trywait 403 +#define TARGET_FREEBSD_NR_ksem_init 404 +#define TARGET_FREEBSD_NR_ksem_open 405 +#define TARGET_FREEBSD_NR_ksem_unlink 406 +#define TARGET_FREEBSD_NR_ksem_getvalue 407 +#define TARGET_FREEBSD_NR_ksem_destroy 408 +#define TARGET_FREEBSD_NR___mac_get_pid 409 +#define TARGET_FREEBSD_NR___mac_get_link 410 +#define TARGET_FREEBSD_NR___mac_set_link 411 +#define TARGET_FREEBSD_NR_extattr_set_link 412 +#define TARGET_FREEBSD_NR_extattr_get_link 413 +#define TARGET_FREEBSD_NR_extattr_delete_link 414 +#define TARGET_FREEBSD_NR___mac_execve 415 +#define TARGET_FREEBSD_NR_sigaction 416 +#define TARGET_FREEBSD_NR_sigreturn 417 +#define TARGET_FREEBSD_NR_getcontext 421 +#define TARGET_FREEBSD_NR_setcontext 422 +#define TARGET_FREEBSD_NR_swapcontext 423 +#define TARGET_FREEBSD_NR_swapoff 424 +#define TARGET_FREEBSD_NR___acl_get_link 425 +#define TARGET_FREEBSD_NR___acl_set_link 426 +#define TARGET_FREEBSD_NR___acl_delete_link 427 +#define TARGET_FREEBSD_NR___acl_aclcheck_link 428 +#define TARGET_FREEBSD_NR_sigwait 429 +#define TARGET_FREEBSD_NR_thr_create 430 +#define TARGET_FREEBSD_NR_thr_exit 431 +#define TARGET_FREEBSD_NR_thr_self 432 +#define TARGET_FREEBSD_NR_thr_kill 433 +#define TARGET_FREEBSD_NR_jail_attach 436 +#define TARGET_FREEBSD_NR_extattr_list_fd 437 +#define TARGET_FREEBSD_NR_extattr_list_file 438 +#define TARGET_FREEBSD_NR_extattr_list_link 439 + /* 440 is obsolete kse_switchin */ +#define TARGET_FREEBSD_NR_ksem_timedwait 441 +#define TARGET_FREEBSD_NR_thr_suspend 442 +#define TARGET_FREEBSD_NR_thr_wake 443 +#define TARGET_FREEBSD_NR_kldunloadf 444 +#define TARGET_FREEBSD_NR_audit 445 +#define TARGET_FREEBSD_NR_auditon 446 +#define TARGET_FREEBSD_NR_getauid 447 +#define TARGET_FREEBSD_NR_setauid 448 +#define TARGET_FREEBSD_NR_getaudit 449 +#define TARGET_FREEBSD_NR_setaudit 450 +#define TARGET_FREEBSD_NR_getaudit_addr 451 +#define TARGET_FREEBSD_NR_setaudit_addr 452 +#define TARGET_FREEBSD_NR_auditctl 453 +#define TARGET_FREEBSD_NR__umtx_op 454 +#define TARGET_FREEBSD_NR_thr_new 455 +#define TARGET_FREEBSD_NR_sigqueue 456 +#define TARGET_FREEBSD_NR_kmq_open 457 +#define TARGET_FREEBSD_NR_kmq_setattr 458 +#define TARGET_FREEBSD_NR_kmq_timedreceive 459 +#define TARGET_FREEBSD_NR_kmq_timedsend 460 +#define TARGET_FREEBSD_NR_kmq_notify 461 +#define TARGET_FREEBSD_NR_kmq_unlink 462 +#define TARGET_FREEBSD_NR_abort2 463 +#define TARGET_FREEBSD_NR_thr_set_name 464 +#define TARGET_FREEBSD_NR_aio_fsync 465 +#define TARGET_FREEBSD_NR_rtprio_thread 466 +#define TARGET_FREEBSD_NR_sctp_peeloff 471 +#define TARGET_FREEBSD_NR_sctp_generic_sendmsg 472 +#define TARGET_FREEBSD_NR_sctp_generic_sendmsg_iov 473 +#define TARGET_FREEBSD_NR_sctp_generic_recvmsg 474 +#define TARGET_FREEBSD_NR_pread 475 +#define TARGET_FREEBSD_NR_pwrite 476 +#define TARGET_FREEBSD_NR_mmap 477 +#define TARGET_FREEBSD_NR_lseek 478 +#define TARGET_FREEBSD_NR_truncate 479 +#define TARGET_FREEBSD_NR_ftruncate 480 +#define TARGET_FREEBSD_NR_thr_kill2 481 +#define TARGET_FREEBSD_NR_freebsd12_shm_open 482 +#define TARGET_FREEBSD_NR_shm_unlink 483 +#define TARGET_FREEBSD_NR_cpuset 484 +#define TARGET_FREEBSD_NR_cpuset_setid 485 +#define TARGET_FREEBSD_NR_cpuset_getid 486 +#define TARGET_FREEBSD_NR_cpuset_getaffinity 487 +#define TARGET_FREEBSD_NR_cpuset_setaffinity 488 +#define TARGET_FREEBSD_NR_faccessat 489 +#define TARGET_FREEBSD_NR_fchmodat 490 +#define TARGET_FREEBSD_NR_fchownat 491 +#define TARGET_FREEBSD_NR_fexecve 492 +#define TARGET_FREEBSD_NR_freebsd11_fstatat 493 +#define TARGET_FREEBSD_NR_futimesat 494 +#define TARGET_FREEBSD_NR_linkat 495 +#define TARGET_FREEBSD_NR_mkdirat 496 +#define TARGET_FREEBSD_NR_mkfifoat 497 +#define TARGET_FREEBSD_NR_freebsd11_mknodat 498 +#define TARGET_FREEBSD_NR_openat 499 +#define TARGET_FREEBSD_NR_readlinkat 500 +#define TARGET_FREEBSD_NR_renameat 501 +#define TARGET_FREEBSD_NR_symlinkat 502 +#define TARGET_FREEBSD_NR_unlinkat 503 +#define TARGET_FREEBSD_NR_posix_openpt 504 +#define TARGET_FREEBSD_NR_gssd_syscall 505 +#define TARGET_FREEBSD_NR_jail_get 506 +#define TARGET_FREEBSD_NR_jail_set 507 +#define TARGET_FREEBSD_NR_jail_remove 508 +#define TARGET_FREEBSD_NR_freebsd12_closefrom 509 +#define TARGET_FREEBSD_NR___semctl 510 +#define TARGET_FREEBSD_NR_msgctl 511 +#define TARGET_FREEBSD_NR_shmctl 512 +#define TARGET_FREEBSD_NR_lpathconf 513 + /* 514 is obsolete cap_new */ +#define TARGET_FREEBSD_NR___cap_rights_get 515 +#define TARGET_FREEBSD_NR_cap_enter 516 +#define TARGET_FREEBSD_NR_cap_getmode 517 +#define TARGET_FREEBSD_NR_pdfork 518 +#define TARGET_FREEBSD_NR_pdkill 519 +#define TARGET_FREEBSD_NR_pdgetpid 520 +#define TARGET_FREEBSD_NR_pselect 522 +#define TARGET_FREEBSD_NR_getloginclass 523 +#define TARGET_FREEBSD_NR_setloginclass 524 +#define TARGET_FREEBSD_NR_rctl_get_racct 525 +#define TARGET_FREEBSD_NR_rctl_get_rules 526 +#define TARGET_FREEBSD_NR_rctl_get_limits 527 +#define TARGET_FREEBSD_NR_rctl_add_rule 528 +#define TARGET_FREEBSD_NR_rctl_remove_rule 529 +#define TARGET_FREEBSD_NR_posix_fallocate 530 +#define TARGET_FREEBSD_NR_posix_fadvise 531 +#define TARGET_FREEBSD_NR_wait6 532 +#define TARGET_FREEBSD_NR_cap_rights_limit 533 +#define TARGET_FREEBSD_NR_cap_ioctls_limit 534 +#define TARGET_FREEBSD_NR_cap_ioctls_get 535 +#define TARGET_FREEBSD_NR_cap_fcntls_limit 536 +#define TARGET_FREEBSD_NR_cap_fcntls_get 537 +#define TARGET_FREEBSD_NR_bindat 538 +#define TARGET_FREEBSD_NR_connectat 539 +#define TARGET_FREEBSD_NR_chflagsat 540 +#define TARGET_FREEBSD_NR_accept4 541 +#define TARGET_FREEBSD_NR_pipe2 542 +#define TARGET_FREEBSD_NR_aio_mlock 543 +#define TARGET_FREEBSD_NR_procctl 544 +#define TARGET_FREEBSD_NR_ppoll 545 +#define TARGET_FREEBSD_NR_futimens 546 +#define TARGET_FREEBSD_NR_utimensat 547 + /* 548 is obsolete numa_getaffinity */ + /* 549 is obsolete numa_setaffinity */ +#define TARGET_FREEBSD_NR_fdatasync 550 +#define TARGET_FREEBSD_NR_fstat 551 +#define TARGET_FREEBSD_NR_fstatat 552 +#define TARGET_FREEBSD_NR_fhstat 553 +#define TARGET_FREEBSD_NR_getdirentries 554 +#define TARGET_FREEBSD_NR_statfs 555 +#define TARGET_FREEBSD_NR_fstatfs 556 +#define TARGET_FREEBSD_NR_getfsstat 557 +#define TARGET_FREEBSD_NR_fhstatfs 558 +#define TARGET_FREEBSD_NR_mknodat 559 +#define TARGET_FREEBSD_NR_kevent 560 +#define TARGET_FREEBSD_NR_cpuset_getdomain 561 +#define TARGET_FREEBSD_NR_cpuset_setdomain 562 +#define TARGET_FREEBSD_NR_getrandom 563 +#define TARGET_FREEBSD_NR_getfhat 564 +#define TARGET_FREEBSD_NR_fhlink 565 +#define TARGET_FREEBSD_NR_fhlinkat 566 +#define TARGET_FREEBSD_NR_fhreadlink 567 +#define TARGET_FREEBSD_NR_funlinkat 568 +#define TARGET_FREEBSD_NR_copy_file_range 569 +#define TARGET_FREEBSD_NR___sysctlbyname 570 +#define TARGET_FREEBSD_NR_shm_open2 571 +#define TARGET_FREEBSD_NR_shm_rename 572 +#define TARGET_FREEBSD_NR_sigfastblock 573 +#define TARGET_FREEBSD_NR___realpathat 574 +#define TARGET_FREEBSD_NR_close_range 575 +#define TARGET_FREEBSD_NR_rpctls_syscall 576 +#define TARGET_FREEBSD_NR_MAXSYSCALL 577 diff --git a/bsd-user/freebsd/target_os_elf.h b/bsd-user/freebsd/target_os_elf.h new file mode 100644 index 000000000..e5ac8e8e5 --- /dev/null +++ b/bsd-user/freebsd/target_os_elf.h @@ -0,0 +1,137 @@ +/* + * freebsd ELF definitions + * + * Copyright (c) 2013-15 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef _TARGET_OS_ELF_H_ +#define _TARGET_OS_ELF_H_ + +#include "target_arch_elf.h" +#include "elf.h" + +#define bsd_get_ncpu() 1 /* until we pull in bsd-proc.[hc] */ + +/* this flag is uneffective under linux too, should be deleted */ +#ifndef MAP_DENYWRITE +#define MAP_DENYWRITE 0 +#endif + +/* should probably go in elf.h */ +#ifndef ELIBBAD +#define ELIBBAD 80 +#endif + +#ifndef ELF_PLATFORM +#define ELF_PLATFORM (NULL) +#endif + +/* XXX Look at the other conflicting AT_* values. */ +#define FREEBSD_AT_NCPUS 19 +#define FREEBSD_AT_HWCAP 25 +#define FREEBSD_AT_HWCAP2 26 + +#ifdef TARGET_ABI32 +#undef ELF_CLASS +#define ELF_CLASS ELFCLASS32 +#undef bswaptls +#define bswaptls(ptr) bswap32s(ptr) +#endif + +/* max code+data+bss space allocated to elf interpreter */ +#define INTERP_MAP_SIZE (32 * 1024 * 1024) + +/* max code+data+bss+brk space allocated to ET_DYN executables */ +#define ET_DYN_MAP_SIZE (128 * 1024 * 1024) + +/* Necessary parameters */ +#define TARGET_ELF_EXEC_PAGESIZE TARGET_PAGE_SIZE +#define TARGET_ELF_PAGESTART(_v) ((_v) & \ + ~(unsigned long)(TARGET_ELF_EXEC_PAGESIZE - 1)) +#define TARGET_ELF_PAGEOFFSET(_v) ((_v) & (TARGET_ELF_EXEC_PAGESIZE - 1)) + +#define DLINFO_ITEMS 14 + +static abi_ulong target_create_elf_tables(abi_ulong p, int argc, int envc, + abi_ulong stringp, + struct elfhdr *exec, + abi_ulong load_addr, + abi_ulong load_bias, + abi_ulong interp_load_addr, + struct image_info *info) +{ + abi_ulong features, sp; + int size; + const int n = sizeof(elf_addr_t); + + target_auxents_sz = 0; + sp = p; + /* + * Force 16 byte _final_ alignment here for generality. + */ + sp = sp & ~(abi_ulong)15; + size = (DLINFO_ITEMS + 1) * 2; + size += envc + argc + 2; + size += 1; /* argc itself */ + size *= n; + if (size & 15) { + sp -= 16 - (size & 15); + } + + /* + * FreeBSD defines elf_addr_t as Elf32_Off / Elf64_Off + */ +#define NEW_AUX_ENT(id, val) do { \ + sp -= n; put_user_ual(val, sp); \ + sp -= n; put_user_ual(id, sp); \ + target_auxents_sz += 2 * n; \ + } while (0) + + NEW_AUX_ENT(AT_NULL, 0); + + /* There must be exactly DLINFO_ITEMS entries here. */ + NEW_AUX_ENT(AT_PHDR, (abi_ulong)(load_addr + exec->e_phoff)); + NEW_AUX_ENT(AT_PHENT, (abi_ulong)(sizeof(struct elf_phdr))); + NEW_AUX_ENT(AT_PHNUM, (abi_ulong)(exec->e_phnum)); + NEW_AUX_ENT(AT_PAGESZ, (abi_ulong)(TARGET_PAGE_SIZE)); + NEW_AUX_ENT(AT_BASE, (abi_ulong)(interp_load_addr)); + NEW_AUX_ENT(AT_FLAGS, (abi_ulong)0); + NEW_AUX_ENT(FREEBSD_AT_NCPUS, (abi_ulong)bsd_get_ncpu()); + NEW_AUX_ENT(AT_ENTRY, load_bias + exec->e_entry); + features = ELF_HWCAP; + NEW_AUX_ENT(FREEBSD_AT_HWCAP, features); +#ifdef ELF_HWCAP2 + features = ELF_HWCAP2; + NEW_AUX_ENT(FREEBSD_AT_HWCAP2, features); +#endif + NEW_AUX_ENT(AT_UID, (abi_ulong)getuid()); + NEW_AUX_ENT(AT_EUID, (abi_ulong)geteuid()); + NEW_AUX_ENT(AT_GID, (abi_ulong)getgid()); + NEW_AUX_ENT(AT_EGID, (abi_ulong)getegid()); + target_auxents = sp; /* Note where the aux entries are in the target */ +#ifdef ARCH_DLINFO + /* + * ARCH_DLINFO must come last so platform specific code can enforce + * special alignment requirements on the AUXV if necessary (eg. PPC). + */ + ARCH_DLINFO; +#endif +#undef NEW_AUX_ENT + + sp = loader_build_argptr(envc, argc, sp, stringp); + return sp; +} + +#endif /* _TARGET_OS_ELF_H_ */ diff --git a/bsd-user/freebsd/target_os_siginfo.h b/bsd-user/freebsd/target_os_siginfo.h new file mode 100644 index 000000000..84944faa4 --- /dev/null +++ b/bsd-user/freebsd/target_os_siginfo.h @@ -0,0 +1,145 @@ +/* + * FreeBSD siginfo related definitions + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef _TARGET_OS_SIGINFO_H_ +#define _TARGET_OS_SIGINFO_H_ + +#define TARGET_NSIG 128 +#define TARGET_NSIG_BPW (sizeof(uint32_t) * 8) +#define TARGET_NSIG_WORDS (TARGET_NSIG / TARGET_NSIG_BPW) + +/* this struct defines a stack used during syscall handling */ +typedef struct target_sigaltstack { + abi_long ss_sp; + abi_ulong ss_size; + abi_long ss_flags; +} target_stack_t; + +typedef struct { + uint32_t __bits[TARGET_NSIG_WORDS]; +} target_sigset_t; + +struct target_sigaction { + abi_ulong _sa_handler; + int32_t sa_flags; + target_sigset_t sa_mask; +}; + +typedef union target_sigval { + int32_t sival_int; + abi_ulong sival_ptr; + int32_t sigval_int; + abi_ulong sigval_ptr; +} target_sigval_t; + +typedef struct target_siginfo { + int32_t si_signo; /* signal number */ + int32_t si_errno; /* errno association */ + int32_t si_code; /* signal code */ + int32_t si_pid; /* sending process */ + int32_t si_uid; /* sender's ruid */ + int32_t si_status; /* exit value */ + abi_ulong si_addr; /* faulting instruction */ + union target_sigval si_value; /* signal value */ + union { + struct { + int32_t _trapno; /* machine specific trap code */ + } _fault; + + /* POSIX.1b timers */ + struct { + int32_t _timerid; + int32_t _overrun; + } _timer; + + struct { + int32_t _mqd; + } _mesgp; + + /* SIGPOLL */ + struct { + int _band; /* POLL_IN, POLL_OUT, POLL_MSG */ + } _poll; + + struct { + abi_long __spare1__; + int32_t __spare2_[7]; + } __spare__; + } _reason; +} target_siginfo_t; + +struct target_sigevent { + abi_int sigev_notify; + abi_int sigev_signo; + target_sigval_t sigev_value; + union { + abi_int _threadid; + + /* + * The kernel (and thus QEMU) never looks at these; + * they're only used as part of the ABI between a + * userspace program and libc. + */ + struct { + abi_ulong _function; + abi_ulong _attribute; + } _sigev_thread; + abi_ushort _kevent_flags; + abi_long _pad[8]; + } _sigev_un; +}; + +#define target_si_signo si_signo +#define target_si_code si_code +#define target_si_errno si_errno +#define target_si_addr si_addr + +/* SIGILL si_codes */ +#define TARGET_ILL_ILLOPC (1) /* Illegal opcode. */ +#define TARGET_ILL_ILLOPN (2) /* Illegal operand. */ +#define TARGET_ILL_ILLADR (3) /* Illegal addressing mode. */ +#define TARGET_ILL_ILLTRP (4) /* Illegal trap. */ +#define TARGET_ILL_PRVOPC (5) /* Privileged opcode. */ +#define TARGET_ILL_PRVREG (6) /* Privileged register. */ +#define TARGET_ILL_COPROC (7) /* Coprocessor error. */ +#define TARGET_ILL_BADSTK (8) /* Internal stack error. */ + +/* SIGSEGV si_codes */ +#define TARGET_SEGV_MAPERR (1) /* address not mapped to object */ +#define TARGET_SEGV_ACCERR (2) /* invalid permissions for mapped object */ + +/* SIGTRAP si_codes */ +#define TARGET_TRAP_BRKPT (1) /* process beakpoint */ +#define TARGET_TRAP_TRACE (2) /* process trace trap */ + +/* SIGBUS si_codes */ +#define TARGET_BUS_ADRALN (1) +#define TARGET_BUS_ADRERR (2) +#define TARGET_BUS_OBJERR (3) + +/* SIGFPE codes */ +#define TARGET_FPE_INTOVF (1) /* Integer overflow. */ +#define TARGET_FPE_INTDIV (2) /* Integer divide by zero. */ +#define TARGET_FPE_FLTDIV (3) /* Floating point divide by zero. */ +#define TARGET_FPE_FLTOVF (4) /* Floating point overflow. */ +#define TARGET_FPE_FLTUND (5) /* Floating point underflow. */ +#define TARGET_FPE_FLTRES (6) /* Floating point inexact result. */ +#define TARGET_FPE_FLTINV (7) /* Invalid floating point operation. */ +#define TARGET_FPE_FLTSUB (8) /* Subscript out of range. */ + +#endif /* !_TARGET_OS_SIGINFO_H_ */ diff --git a/bsd-user/freebsd/target_os_signal.h b/bsd-user/freebsd/target_os_signal.h new file mode 100644 index 000000000..1a4c5faf1 --- /dev/null +++ b/bsd-user/freebsd/target_os_signal.h @@ -0,0 +1,81 @@ +#ifndef _TARGET_OS_SIGNAL_H_ +#define _TARGET_OS_SIGNAL_H_ + +/* FreeBSD's sys/ucontext.h defines this */ +#define TARGET_MC_GET_CLEAR_RET 0x0001 + +#include "target_os_siginfo.h" +#include "target_arch_signal.h" + +/* Compare to sys/signal.h */ +#define TARGET_SIGHUP 1 /* hangup */ +#define TARGET_SIGINT 2 /* interrupt */ +#define TARGET_SIGQUIT 3 /* quit */ +#define TARGET_SIGILL 4 /* illegal instruction (not reset when caught) */ +#define TARGET_SIGTRAP 5 /* trace trap (not reset when caught) */ +#define TARGET_SIGABRT 6 /* abort() */ +#define TARGET_SIGIOT SIGABRT /* compatibility */ +#define TARGET_SIGEMT 7 /* EMT instruction */ +#define TARGET_SIGFPE 8 /* floating point exception */ +#define TARGET_SIGKILL 9 /* kill (cannot be caught or ignored) */ +#define TARGET_SIGBUS 10 /* bus error */ +#define TARGET_SIGSEGV 11 /* segmentation violation */ +#define TARGET_SIGSYS 12 /* bad argument to system call */ +#define TARGET_SIGPIPE 13 /* write on a pipe with no one to read it */ +#define TARGET_SIGALRM 14 /* alarm clock */ +#define TARGET_SIGTERM 15 /* software termination signal from kill */ +#define TARGET_SIGURG 16 /* urgent condition on IO channel */ +#define TARGET_SIGSTOP 17 /* sendable stop signal not from tty */ +#define TARGET_SIGTSTP 18 /* stop signal from tty */ +#define TARGET_SIGCONT 19 /* continue a stopped process */ +#define TARGET_SIGCHLD 20 /* to parent on child stop or exit */ +#define TARGET_SIGTTIN 21 /* to readers pgrp upon background tty read */ +#define TARGET_SIGTTOU 22 /* like TTIN for output if(tp->t_local<OSTOP)*/ +#define TARGET_SIGIO 23 /* input/output possible signal */ +#define TARGET_SIGXCPU 24 /* exceeded CPU time limit */ +#define TARGET_SIGXFSZ 25 /* exceeded file size limit */ +#define TARGET_SIGVTALRM 26 /* virtual time alarm */ +#define TARGET_SIGPROF 27 /* profiling time alarm */ +#define TARGET_SIGWINCH 28 /* window size changes */ +#define TARGET_SIGINFO 29 /* information request */ +#define TARGET_SIGUSR1 30 /* user defined signal 1 */ +#define TARGET_SIGUSR2 31 /* user defined signal 2 */ +#define TARGET_SIGTHR 32 /* reserved by thread library */ +#define TARGET_SIGLWP SIGTHR /* compatibility */ +#define TARGET_SIGLIBRT 33 /* reserved by the real-time library */ +#define TARGET_SIGRTMIN 65 +#define TARGET_SIGRTMAX 126 + +/* + * Language spec says we must list exactly one parameter, even though we + * actually supply three. Ugh! + */ +#define TARGET_SIG_DFL ((abi_long)0) /* default signal handling */ +#define TARGET_SIG_IGN ((abi_long)1) /* ignore signal */ +#define TARGET_SIG_ERR ((abi_long)-1) /* error return from signal */ + +#define TARGET_SA_ONSTACK 0x0001 /* take signal on signal stack */ +#define TARGET_SA_RESTART 0x0002 /* restart system on signal return */ +#define TARGET_SA_RESETHAND 0x0004 /* reset to SIG_DFL when taking signal */ +#define TARGET_SA_NODEFER 0x0010 /* don't mask the signal we're delivering */ +#define TARGET_SA_NOCLDWAIT 0x0020 /* don't create zombies (assign to pid 1) */ +#define TARGET_SA_USERTRAMP 0x0100 /* do not bounce off kernel's sigtramp */ +#define TARGET_SA_NOCLDSTOP 0x0008 /* do not generate SIGCHLD on child stop */ +#define TARGET_SA_SIGINFO 0x0040 /* generate siginfo_t */ + +/* + * Flags for sigprocmask: + */ +#define TARGET_SIG_BLOCK 1 /* block specified signal set */ +#define TARGET_SIG_UNBLOCK 2 /* unblock specified signal set */ +#define TARGET_SIG_SETMASK 3 /* set specified signal set */ + +#define TARGET_BADSIG SIG_ERR + +/* + * sigaltstack control + */ +#define TARGET_SS_ONSTACK 0x0001 /* take signals on alternate stack */ +#define TARGET_SS_DISABLE 0x0004 /* disable taking signals on alternate stack*/ + +#endif /* !_TARGET_OS_SIGNAL_H_ */ diff --git a/bsd-user/freebsd/target_os_stack.h b/bsd-user/freebsd/target_os_stack.h new file mode 100644 index 000000000..1bb1a2bf5 --- /dev/null +++ b/bsd-user/freebsd/target_os_stack.h @@ -0,0 +1,181 @@ +/* + * FreeBSD setup_initial_stack() implementation. + * + * Copyright (c) 2013-14 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _TARGET_OS_STACK_H_ +#define _TARGET_OS_STACK_H_ + +#include <sys/param.h> +#include "target_arch_sigtramp.h" +#include "qemu/guest-random.h" + +/* + * The inital FreeBSD stack is as follows: + * (see kern/kern_exec.c exec_copyout_strings() ) + * + * Hi Address -> char **ps_argvstr (struct ps_strings for ps, w, etc.) + * unsigned ps_nargvstr + * char **ps_envstr + * PS_STRINGS -> unsigned ps_nenvstr + * + * machine dependent sigcode (sv_sigcode of size + * sv_szsigcode) + * + * execpath (absolute image path for rtld) + * + * SSP Canary (sizeof(long) * 8) + * + * page sizes array (usually sizeof(u_long) ) + * + * "destp" -> argv, env strings (up to 262144 bytes) + */ +static inline int setup_initial_stack(struct bsd_binprm *bprm, + abi_ulong *ret_addr, abi_ulong *stringp) +{ + int i; + abi_ulong stack_hi_addr; + size_t execpath_len, stringspace; + abi_ulong destp, argvp, envp, p; + struct target_ps_strings ps_strs; + char canary[sizeof(abi_long) * 8]; + + stack_hi_addr = p = target_stkbas + target_stksiz; + + /* Save some space for ps_strings. */ + p -= sizeof(struct target_ps_strings); + + /* Add machine depedent sigcode. */ + p -= TARGET_SZSIGCODE; + if (setup_sigtramp(p, (unsigned)offsetof(struct target_sigframe, sf_uc), + TARGET_FREEBSD_NR_sigreturn)) { + errno = EFAULT; + return -1; + } + if (bprm->fullpath) { + execpath_len = strlen(bprm->fullpath) + 1; + p -= roundup(execpath_len, sizeof(abi_ulong)); + if (memcpy_to_target(p, bprm->fullpath, execpath_len)) { + errno = EFAULT; + return -1; + } + } + /* Add canary for SSP. */ + qemu_guest_getrandom_nofail(canary, sizeof(canary)); + p -= roundup(sizeof(canary), sizeof(abi_ulong)); + if (memcpy_to_target(p, canary, sizeof(canary))) { + errno = EFAULT; + return -1; + } + /* Add page sizes array. */ + p -= sizeof(abi_ulong); + if (put_user_ual(TARGET_PAGE_SIZE, p)) { + errno = EFAULT; + return -1; + } + /* + * Deviate from FreeBSD stack layout: force stack to new page here + * so that signal trampoline is not sharing the page with user stack + * frames. This is actively harmful in qemu as it marks pages with + * code it translated as read-only, which is somewhat problematic + * for user trying to use the stack as intended. + */ + p = rounddown(p, TARGET_PAGE_SIZE); + + /* Calculate the string space needed */ + stringspace = 0; + for (i = 0; i < bprm->argc; ++i) { + stringspace += strlen(bprm->argv[i]) + 1; + } + for (i = 0; i < bprm->envc; ++i) { + stringspace += strlen(bprm->envp[i]) + 1; + } + if (stringspace > TARGET_ARG_MAX) { + errno = ENOMEM; + return -1; + } + /* Make room for the argv and envp strings */ + destp = rounddown(p - stringspace, sizeof(abi_ulong)); + p = argvp = destp - (bprm->argc + bprm->envc + 2) * sizeof(abi_ulong); + /* Remember the strings pointer */ + if (stringp) { + *stringp = destp; + } + /* + * Add argv strings. Note that the argv[] vectors are added by + * loader_build_argptr() + */ + /* XXX need to make room for auxargs */ + ps_strs.ps_argvstr = tswapl(argvp); + ps_strs.ps_nargvstr = tswap32(bprm->argc); + for (i = 0; i < bprm->argc; ++i) { + size_t len = strlen(bprm->argv[i]) + 1; + + if (memcpy_to_target(destp, bprm->argv[i], len)) { + errno = EFAULT; + return -1; + } + if (put_user_ual(destp, argvp)) { + errno = EFAULT; + return -1; + } + argvp += sizeof(abi_ulong); + destp += len; + } + if (put_user_ual(0, argvp)) { + errno = EFAULT; + return -1; + } + /* + * Add env strings. Note that the envp[] vectors are added by + * loader_build_argptr(). + */ + envp = argvp + sizeof(abi_ulong); + ps_strs.ps_envstr = tswapl(envp); + ps_strs.ps_nenvstr = tswap32(bprm->envc); + for (i = 0; i < bprm->envc; ++i) { + size_t len = strlen(bprm->envp[i]) + 1; + + if (memcpy_to_target(destp, bprm->envp[i], len)) { + errno = EFAULT; + return -1; + } + if (put_user_ual(destp, envp)) { + errno = EFAULT; + return -1; + } + envp += sizeof(abi_ulong); + destp += len; + } + if (put_user_ual(0, envp)) { + errno = EFAULT; + return -1; + } + if (memcpy_to_target(stack_hi_addr - sizeof(ps_strs), &ps_strs, + sizeof(ps_strs))) { + errno = EFAULT; + return -1; + } + + if (ret_addr) { + *ret_addr = p; + } + + return 0; + } + +#endif /* !_TARGET_OS_STACK_H_ */ diff --git a/bsd-user/freebsd/target_os_thread.h b/bsd-user/freebsd/target_os_thread.h new file mode 100644 index 000000000..77433acdf --- /dev/null +++ b/bsd-user/freebsd/target_os_thread.h @@ -0,0 +1,25 @@ +/* + * FreeBSD thread dependent code and definitions + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _TARGET_OS_THREAD_H_ +#define _TARGET_OS_THREAD_H_ + +#include "target_arch_thread.h" + +#endif /* !_TARGET_OS_THREAD_H_ */ diff --git a/bsd-user/freebsd/target_os_user.h b/bsd-user/freebsd/target_os_user.h new file mode 100644 index 000000000..19892c507 --- /dev/null +++ b/bsd-user/freebsd/target_os_user.h @@ -0,0 +1,329 @@ +/* + * sys/user.h definitions + * + * Copyright (c) 2015 Stacey D. Son (sson at FreeBSD) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _TARGET_OS_USER_H_ +#define _TARGET_OS_USER_H_ + +/* + * from sys/priority.h + */ +struct target_priority { + uint8_t pri_class; /* Scheduling class. */ + uint8_t pri_level; /* Normal priority level. */ + uint8_t pri_native; /* Priority before propogation. */ + uint8_t pri_user; /* User priority based on p_cpu and p_nice. */ +}; + +/* + * sys/caprights.h + */ +#define TARGET_CAP_RIGHTS_VERSION 0 + +typedef struct target_cap_rights { + uint64_t cr_rights[TARGET_CAP_RIGHTS_VERSION + 2]; +} target_cap_rights_t; + +/* + * From sys/_socketaddr_storage.h + * + */ +#define TARGET_SS_MAXSIZE 128U +#define TARGET_SS_ALIGNSIZE (sizeof(__int64_t)) +#define TARGET_SS_PAD1SIZE (TARGET_SS_ALIGNSIZE - sizeof(unsigned char) - \ + sizeof(uint8_t)) +#define TARGET_SS_PAD2SIZE (TARGET_SS_MAXSIZE - sizeof(unsigned char) - \ + sizeof(uint8_t) - TARGET_SS_PAD1SIZE - TARGET_SS_ALIGNSIZE) + +struct target_sockaddr_storage { + unsigned char ss_len; /* address length */ + uint8_t ss_family; /* address family */ + char __ss_pad1[TARGET_SS_PAD1SIZE]; + __int64_t __ss_align; /* force desired struct alignment */ + char __ss_pad2[TARGET_SS_PAD2SIZE]; +}; + +/* + * from sys/user.h + */ +#define TARGET_KI_NSPARE_INT 2 +#define TARGET_KI_NSPARE_LONG 12 +#define TARGET_KI_NSPARE_PTR 6 + +#define TARGET_WMESGLEN 8 +#define TARGET_LOCKNAMELEN 8 +#define TARGET_TDNAMLEN 16 +#define TARGET_COMMLEN 19 +#define TARGET_KI_EMULNAMELEN 16 +#define TARGET_KI_NGROUPS 16 +#define TARGET_LOGNAMELEN 17 +#define TARGET_LOGINCLASSLEN 17 + +#define TARGET_KF_TYPE_NONE 0 +#define TARGET_KF_TYPE_VNODE 1 +#define TARGET_KF_TYPE_SOCKET 2 +#define TARGET_KF_TYPE_PIPE 3 +#define TARGET_KF_TYPE_FIFO 4 +#define TARGET_KF_TYPE_KQUEUE 5 +#define TARGET_KF_TYPE_CRYPTO 6 +#define TARGET_KF_TYPE_MQUEUE 7 +#define TARGET_KF_TYPE_SHM 8 +#define TARGET_KF_TYPE_SEM 9 +#define TARGET_KF_TYPE_PTS 10 +#define TARGET_KF_TYPE_PROCDESC 11 +#define TARGET_KF_TYPE_DEV 12 +#define TARGET_KF_TYPE_UNKNOWN 255 + +struct target_kinfo_proc { + int32_t ki_structsize; /* size of this structure */ + int32_t ki_layout; /* reserved: layout identifier */ + abi_ulong ki_args; /* address of command arguments */ + abi_ulong ki_paddr; /* address of proc */ + abi_ulong ki_addr; /* kernel virtual addr of u-area */ + abi_ulong ki_tracep; /* pointer to trace file */ + abi_ulong ki_textvp; /* pointer to executable file */ + abi_ulong ki_fd; /* pointer to open file info */ + abi_ulong ki_vmspace; /* pointer to kernel vmspace struct */ + abi_ulong ki_wchan; /* sleep address */ + int32_t ki_pid; /* Process identifier */ + int32_t ki_ppid; /* parent process id */ + int32_t ki_pgid; /* process group id */ + int32_t ki_tpgid; /* tty process group id */ + int32_t ki_sid; /* Process session ID */ + int32_t ki_tsid; /* Terminal session ID */ + int16_t ki_jobc; /* job control counter */ + int16_t ki_spare_short1; /* unused (just here for alignment) */ + int32_t ki_tdev__freebsd11; /* controlling tty dev */ + target_sigset_t ki_siglist; /* Signals arrived but not delivered */ + target_sigset_t ki_sigmask; /* Current signal mask */ + target_sigset_t ki_sigignore; /* Signals being ignored */ + target_sigset_t ki_sigcatch; /* Signals being caught by user */ + + int32_t ki_uid; /* effective user id */ + int32_t ki_ruid; /* Real user id */ + int32_t ki_svuid; /* Saved effective user id */ + int32_t ki_rgid; /* Real group id */ + int32_t ki_svgid; /* Saved effective group id */ + int16_t ki_ngroups; /* number of groups */ + int16_t ki_spare_short2; /* unused (just here for alignment) */ + int32_t ki_groups[TARGET_KI_NGROUPS]; /* groups */ + + abi_long ki_size; /* virtual size */ + + abi_long ki_rssize; /* current resident set size in pages */ + abi_long ki_swrss; /* resident set size before last swap */ + abi_long ki_tsize; /* text size (pages) XXX */ + abi_long ki_dsize; /* data size (pages) XXX */ + abi_long ki_ssize; /* stack size (pages) */ + + uint16_t ki_xstat; /* Exit status for wait & stop signal */ + uint16_t ki_acflag; /* Accounting flags */ + + uint32_t ki_pctcpu; /* %cpu for process during ki_swtime */ + + uint32_t ki_estcpu; /* Time averaged value of ki_cpticks */ + uint32_t ki_slptime; /* Time since last blocked */ + uint32_t ki_swtime; /* Time swapped in or out */ + uint32_t ki_cow; /* number of copy-on-write faults */ + uint64_t ki_runtime; /* Real time in microsec */ + + struct target_freebsd_timeval ki_start; /* starting time */ + struct target_freebsd_timeval ki_childtime; /* time used by process children */ + + abi_long ki_flag; /* P_* flags */ + abi_long ki_kiflag; /* KI_* flags (below) */ + int32_t ki_traceflag; /* Kernel trace points */ + char ki_stat; /* S* process status */ + int8_t ki_nice; /* Process "nice" value */ + char ki_lock; /* Process lock (prevent swap) count */ + char ki_rqindex; /* Run queue index */ + u_char ki_oncpu_old; /* Which cpu we are on (legacy) */ + u_char ki_lastcpu_old; /* Last cpu we were on (legacy) */ + char ki_tdname[TARGET_TDNAMLEN + 1]; /* thread name */ + char ki_wmesg[TARGET_WMESGLEN + 1]; /* wchan message */ + char ki_login[TARGET_LOGNAMELEN + 1]; /* setlogin name */ + char ki_lockname[TARGET_LOCKNAMELEN + 1]; /* lock name */ + char ki_comm[TARGET_COMMLEN + 1]; /* command name */ + char ki_emul[TARGET_KI_EMULNAMELEN + 1]; /* emulation name */ + char ki_loginclass[TARGET_LOGINCLASSLEN + 1]; /* login class */ + + char ki_sparestrings[50]; /* spare string space */ + int32_t ki_spareints[TARGET_KI_NSPARE_INT]; /* spare room for growth */ + uint64_t ki_tdev; /* controlling tty dev */ + int32_t ki_oncpu; /* Which cpu we are on */ + int32_t ki_lastcpu; /* Last cpu we were on */ + int32_t ki_tracer; /* Pid of tracing process */ + int32_t ki_flag2; /* P2_* flags */ + int32_t ki_fibnum; /* Default FIB number */ + uint32_t ki_cr_flags; /* Credential flags */ + int32_t ki_jid; /* Process jail ID */ + int32_t ki_numthreads; /* XXXKSE number of threads in total */ + + int32_t ki_tid; /* XXXKSE thread id */ + + struct target_priority ki_pri; /* process priority */ + struct target_freebsd_rusage ki_rusage; /* process rusage statistics */ + /* XXX - most fields in ki_rusage_ch are not (yet) filled in */ + struct target_freebsd_rusage ki_rusage_ch; /* rusage of children processes */ + + + abi_ulong ki_pcb; /* kernel virtual addr of pcb */ + abi_ulong ki_kstack; /* kernel virtual addr of stack */ + abi_ulong ki_udata; /* User convenience pointer */ + abi_ulong ki_tdaddr; /* address of thread */ + + abi_ulong ki_spareptrs[TARGET_KI_NSPARE_PTR]; /* spare room for growth */ + abi_long ki_sparelongs[TARGET_KI_NSPARE_LONG];/* spare room for growth */ + abi_long ki_sflag; /* PS_* flags */ + abi_long ki_tdflags; /* XXXKSE kthread flag */ +}; + +struct target_kinfo_file { + int32_t kf_structsize; /* Variable size of record. */ + int32_t kf_type; /* Descriptor type. */ + int32_t kf_fd; /* Array index. */ + int32_t kf_ref_count; /* Reference count. */ + int32_t kf_flags; /* Flags. */ + int32_t kf_pad0; /* Round to 64 bit alignment. */ + int64_t kf_offset; /* Seek location. */ + union { + struct { + uint32_t kf_spareint; + /* Socket domain. */ + int kf_sock_domain0; + /* Socket type. */ + int kf_sock_type0; + /* Socket protocol. */ + int kf_sock_protocol0; + /* Socket address. */ + struct sockaddr_storage kf_sa_local; + /* Peer address. */ + struct sockaddr_storage kf_sa_peer; + /* Address of so_pcb. */ + uint64_t kf_sock_pcb; + /* Address of inp_ppcb. */ + uint64_t kf_sock_inpcb; + /* Address of unp_conn. */ + uint64_t kf_sock_unpconn; + /* Send buffer state. */ + uint16_t kf_sock_snd_sb_state; + /* Receive buffer state. */ + uint16_t kf_sock_rcv_sb_state; + /* Round to 64 bit alignment. */ + uint32_t kf_sock_pad0; + } kf_sock; + struct { + /* Vnode type. */ + int kf_file_type; + /* Space for future use */ + int kf_spareint[3]; + uint64_t kf_spareint64[30]; + /* Vnode filesystem id. */ + uint64_t kf_file_fsid; + /* File device. */ + uint64_t kf_file_rdev; + /* Global file id. */ + uint64_t kf_file_fileid; + /* File size. */ + uint64_t kf_file_size; + /* Vnode filesystem id, FreeBSD 11 compat. */ + uint32_t kf_file_fsid_freebsd11; + /* File device, FreeBSD 11 compat. */ + uint32_t kf_file_rdev_freebsd11; + /* File mode. */ + uint16_t kf_file_mode; + /* Round to 64 bit alignment. */ + uint16_t kf_file_pad0; + uint32_t kf_file_pad1; + } kf_file; + struct { + uint32_t kf_spareint[4]; + uint64_t kf_spareint64[32]; + uint32_t kf_sem_value; + uint16_t kf_sem_mode; + } kf_sem; + struct { + uint32_t kf_spareint[4]; + uint64_t kf_spareint64[32]; + uint64_t kf_pipe_addr; + uint64_t kf_pipe_peer; + uint32_t kf_pipe_buffer_cnt; + /* Round to 64 bit alignment. */ + uint32_t kf_pipe_pad0[3]; + } kf_pipe; + struct { + uint32_t kf_spareint[4]; + uint64_t kf_spareint64[32]; + uint32_t kf_pts_dev_freebsd11; + uint32_t kf_pts_pad0; + uint64_t kf_pts_dev; + /* Round to 64 bit alignment. */ + uint32_t kf_pts_pad1[4]; + } kf_pts; + struct { + uint32_t kf_spareint[4]; + uint64_t kf_spareint64[32]; + int32_t kf_pid; + } kf_proc; + } kf_un; + uint16_t kf_status; /* Status flags. */ + uint16_t kf_pad1; /* Round to 32 bit alignment. */ + int32_t _kf_ispare0; /* Space for more stuff. */ + target_cap_rights_t kf_cap_rights; /* Capability rights. */ + uint64_t _kf_cap_spare; /* Space for future cap_rights_t. */ + /* Truncated before copyout in sysctl */ + char kf_path[PATH_MAX]; /* Path to file, if any. */ +}; + +struct target_kinfo_vmentry { + int32_t kve_structsize; /* Variable size of record. */ + int32_t kve_type; /* Type of map entry. */ + uint64_t kve_start; /* Starting address. */ + uint64_t kve_end; /* Finishing address. */ + uint64_t kve_offset; /* Mapping offset in object */ + uint64_t kve_vn_fileid; /* inode number if vnode */ + uint32_t kve_vn_fsid_freebsd11; /* dev_t of vnode location */ + int32_t kve_flags; /* Flags on map entry. */ + int32_t kve_resident; /* Number of resident pages. */ + int32_t kve_private_resident; /* Number of private pages. */ + int32_t kve_protection; /* Protection bitmask. */ + int32_t kve_ref_count; /* VM obj ref count. */ + int32_t kve_shadow_count; /* VM obj shadow count. */ + int32_t kve_vn_type; /* Vnode type. */ + uint64_t kve_vn_size; /* File size. */ + uint32_t kve_vn_rdev_freebsd11; /* Device id if device. */ + uint16_t kve_vn_mode; /* File mode. */ + uint16_t kve_status; /* Status flags. */ +#if (__FreeBSD_version >= 1300501 && __FreeBSD_version < 1400000) || \ + __FreeBSD_version >= 1400009 + union { + uint64_t _kve_vn_fsid; /* dev_t of vnode location */ + uint64_t _kve_obj; /* handle of anon obj */ + } kve_type_spec; +#define kve_vn_fsid kve_type_spec._kve_vn_fsid +#define kve_obj kve_type_spec._kve_obj +#else + uint64_t kve_vn_fsid; /* dev_t of vnode location */ +#endif + uint64_t kve_vn_rdev; /* Device id if device. */ + int _kve_ispare[8]; /* Space for more stuff. */ + /* Truncated before copyout in sysctl */ + char kve_path[PATH_MAX]; /* Path to VM obj, if any. */ +}; + +#endif /* ! _TARGET_OS_USER_H_ */ diff --git a/bsd-user/freebsd/target_os_vmparam.h b/bsd-user/freebsd/target_os_vmparam.h new file mode 100644 index 000000000..990300c61 --- /dev/null +++ b/bsd-user/freebsd/target_os_vmparam.h @@ -0,0 +1,38 @@ +/* + * FreeBSD VM parameters definitions + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef _TARGET_OS_VMPARAM_H_ +#define _TARGET_OS_VMPARAM_H_ + +#include "target_arch_vmparam.h" + +/* Compare to sys/exec.h */ +struct target_ps_strings { + abi_ulong ps_argvstr; + uint32_t ps_nargvstr; + abi_ulong ps_envstr; + uint32_t ps_nenvstr; +}; + +extern abi_ulong target_stkbas; +extern abi_ulong target_stksiz; + +#define TARGET_PS_STRINGS ((target_stkbas + target_stksiz) - \ + sizeof(struct target_ps_strings)) + +#endif /* !TARGET_OS_VMPARAM_H_ */ diff --git a/bsd-user/i386/target_arch.h b/bsd-user/i386/target_arch.h new file mode 100644 index 000000000..73e9a028f --- /dev/null +++ b/bsd-user/i386/target_arch.h @@ -0,0 +1,31 @@ +/* + * Intel x86 specific prototypes for bsd-user + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _TARGET_ARCH_H_ +#define _TARGET_ARCH_H_ + +/* target_arch_cpu.c */ +void bsd_i386_write_dt(void *ptr, unsigned long addr, unsigned long limit, + int flags); +void bsd_i386_set_idt(int n, unsigned int dpl); +void bsd_i386_set_idt_base(uint64_t base); + +#define target_cpu_set_tls(env, newtls) + +#endif /* ! _TARGET_ARCH_H_ */ diff --git a/bsd-user/i386/target_arch_cpu.c b/bsd-user/i386/target_arch_cpu.c new file mode 100644 index 000000000..d349e4529 --- /dev/null +++ b/bsd-user/i386/target_arch_cpu.c @@ -0,0 +1,71 @@ +/* + * i386 cpu related code + * + * Copyright (c) 2013 Stacey Son <sson@FreeBSD.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#include <sys/types.h> + +#include "qemu/osdep.h" +#include "cpu.h" +#include "qemu.h" +#include "qemu/timer.h" + +#include "target_arch.h" + +static uint64_t *idt_table; + +uint64_t cpu_get_tsc(CPUX86State *env) +{ + return cpu_get_host_ticks(); +} + +void bsd_i386_write_dt(void *ptr, unsigned long addr, unsigned long limit, + int flags) +{ + unsigned int e1, e2; + uint32_t *p; + e1 = (addr << 16) | (limit & 0xffff); + e2 = ((addr >> 16) & 0xff) | (addr & 0xff000000) | (limit & 0x000f0000); + e2 |= flags; + p = ptr; + p[0] = tswap32(e1); + p[1] = tswap32(e2); +} + + +static void set_gate(void *ptr, unsigned int type, unsigned int dpl, + uint32_t addr, unsigned int sel) +{ + uint32_t *p, e1, e2; + e1 = (addr & 0xffff) | (sel << 16); + e2 = (addr & 0xffff0000) | 0x8000 | (dpl << 13) | (type << 8); + p = ptr; + p[0] = tswap32(e1); + p[1] = tswap32(e2); +} + +/* only dpl matters as we do only user space emulation */ +void bsd_i386_set_idt(int n, unsigned int dpl) +{ + set_gate(idt_table + n, 0, dpl, 0, 0); +} + +void bsd_i386_set_idt_base(uint64_t base) +{ + idt_table = g2h_untagged(base); +} + diff --git a/bsd-user/i386/target_arch_cpu.h b/bsd-user/i386/target_arch_cpu.h new file mode 100644 index 000000000..b28602adb --- /dev/null +++ b/bsd-user/i386/target_arch_cpu.h @@ -0,0 +1,207 @@ +/* + * i386 cpu init and loop + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _TARGET_ARCH_CPU_H_ +#define _TARGET_ARCH_CPU_H_ + +#include "target_arch.h" + +#define TARGET_DEFAULT_CPU_MODEL "qemu32" + +static inline void target_cpu_init(CPUX86State *env, + struct target_pt_regs *regs) +{ + uint64_t *gdt_table; + + env->cr[0] = CR0_PG_MASK | CR0_WP_MASK | CR0_PE_MASK; + env->hflags |= HF_PE_MASK | HF_CPL_MASK; + if (env->features[FEAT_1_EDX] & CPUID_SSE) { + env->cr[4] |= CR4_OSFXSR_MASK; + env->hflags |= HF_OSFXSR_MASK; + } + + /* flags setup : we activate the IRQs by default as in user mode */ + env->eflags |= IF_MASK; + + /* register setup */ + env->regs[R_EAX] = regs->eax; + env->regs[R_EBX] = regs->ebx; + env->regs[R_ECX] = regs->ecx; + env->regs[R_EDX] = regs->edx; + env->regs[R_ESI] = regs->esi; + env->regs[R_EDI] = regs->edi; + env->regs[R_EBP] = regs->ebp; + env->regs[R_ESP] = regs->esp; + env->eip = regs->eip; + + /* interrupt setup */ + env->idt.limit = 255; + + env->idt.base = target_mmap(0, sizeof(uint64_t) * (env->idt.limit + 1), + PROT_READ | PROT_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0); + bsd_i386_set_idt_base(env->idt.base); + bsd_i386_set_idt(0, 0); + bsd_i386_set_idt(1, 0); + bsd_i386_set_idt(2, 0); + bsd_i386_set_idt(3, 3); + bsd_i386_set_idt(4, 3); + bsd_i386_set_idt(5, 0); + bsd_i386_set_idt(6, 0); + bsd_i386_set_idt(7, 0); + bsd_i386_set_idt(8, 0); + bsd_i386_set_idt(9, 0); + bsd_i386_set_idt(10, 0); + bsd_i386_set_idt(11, 0); + bsd_i386_set_idt(12, 0); + bsd_i386_set_idt(13, 0); + bsd_i386_set_idt(14, 0); + bsd_i386_set_idt(15, 0); + bsd_i386_set_idt(16, 0); + bsd_i386_set_idt(17, 0); + bsd_i386_set_idt(18, 0); + bsd_i386_set_idt(19, 0); + bsd_i386_set_idt(0x80, 3); + + /* segment setup */ + env->gdt.base = target_mmap(0, sizeof(uint64_t) * TARGET_GDT_ENTRIES, + PROT_READ | PROT_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0); + env->gdt.limit = sizeof(uint64_t) * TARGET_GDT_ENTRIES - 1; + gdt_table = g2h_untagged(env->gdt.base); + + bsd_i386_write_dt(&gdt_table[__USER_CS >> 3], 0, 0xfffff, + DESC_G_MASK | DESC_B_MASK | DESC_P_MASK | DESC_S_MASK | + (3 << DESC_DPL_SHIFT) | (0xa << DESC_TYPE_SHIFT)); + + bsd_i386_write_dt(&gdt_table[__USER_DS >> 3], 0, 0xfffff, + DESC_G_MASK | DESC_B_MASK | DESC_P_MASK | DESC_S_MASK | + (3 << DESC_DPL_SHIFT) | (0x2 << DESC_TYPE_SHIFT)); + + cpu_x86_load_seg(env, R_CS, __USER_CS); + cpu_x86_load_seg(env, R_SS, __USER_DS); + cpu_x86_load_seg(env, R_DS, __USER_DS); + cpu_x86_load_seg(env, R_ES, __USER_DS); + cpu_x86_load_seg(env, R_FS, __USER_DS); + cpu_x86_load_seg(env, R_GS, __USER_DS); + /* This hack makes Wine work... */ + env->segs[R_FS].selector = 0; +} + +static inline void target_cpu_loop(CPUX86State *env) +{ + CPUState *cs = env_cpu(env); + int trapnr; + abi_ulong pc; + /* target_siginfo_t info; */ + + for (;;) { + cpu_exec_start(cs); + trapnr = cpu_exec(cs); + cpu_exec_end(cs); + process_queued_cpu_work(cs); + + switch (trapnr) { + case 0x80: + /* syscall from int $0x80 */ + if (bsd_type == target_freebsd) { + abi_ulong params = (abi_ulong) env->regs[R_ESP] + + sizeof(int32_t); + int32_t syscall_nr = env->regs[R_EAX]; + int32_t arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8; + + if (syscall_nr == TARGET_FREEBSD_NR_syscall) { + get_user_s32(syscall_nr, params); + params += sizeof(int32_t); + } else if (syscall_nr == TARGET_FREEBSD_NR___syscall) { + get_user_s32(syscall_nr, params); + params += sizeof(int64_t); + } + get_user_s32(arg1, params); + params += sizeof(int32_t); + get_user_s32(arg2, params); + params += sizeof(int32_t); + get_user_s32(arg3, params); + params += sizeof(int32_t); + get_user_s32(arg4, params); + params += sizeof(int32_t); + get_user_s32(arg5, params); + params += sizeof(int32_t); + get_user_s32(arg6, params); + params += sizeof(int32_t); + get_user_s32(arg7, params); + params += sizeof(int32_t); + get_user_s32(arg8, params); + env->regs[R_EAX] = do_freebsd_syscall(env, + syscall_nr, + arg1, + arg2, + arg3, + arg4, + arg5, + arg6, + arg7, + arg8); + } else { /* if (bsd_type == target_openbsd) */ + env->regs[R_EAX] = do_openbsd_syscall(env, + env->regs[R_EAX], + env->regs[R_EBX], + env->regs[R_ECX], + env->regs[R_EDX], + env->regs[R_ESI], + env->regs[R_EDI], + env->regs[R_EBP]); + } + if (((abi_ulong)env->regs[R_EAX]) >= (abi_ulong)(-515)) { + env->regs[R_EAX] = -env->regs[R_EAX]; + env->eflags |= CC_C; + } else { + env->eflags &= ~CC_C; + } + break; + + case EXCP_INTERRUPT: + /* just indicate that signals should be handled asap */ + break; + + case EXCP_ATOMIC: + cpu_exec_step_atomic(cs); + break; + + default: + pc = env->segs[R_CS].base + env->eip; + fprintf(stderr, "qemu: 0x%08lx: unhandled CPU exception 0x%x - " + "aborting\n", (long)pc, trapnr); + abort(); + } + process_pending_signals(env); + } +} + +static inline void target_cpu_clone_regs(CPUX86State *env, target_ulong newsp) +{ + if (newsp) { + env->regs[R_ESP] = newsp; + } + env->regs[R_EAX] = 0; +} + +static inline void target_cpu_reset(CPUArchState *cpu) +{ + cpu_reset(env_cpu(cpu)); +} + +#endif /* ! _TARGET_ARCH_CPU_H_ */ diff --git a/bsd-user/i386/target_arch_elf.h b/bsd-user/i386/target_arch_elf.h new file mode 100644 index 000000000..eb760e07f --- /dev/null +++ b/bsd-user/i386/target_arch_elf.h @@ -0,0 +1,35 @@ +/* + * i386 ELF definitions + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef _TARGET_ARCH_ELF_H_ +#define _TARGET_ARCH_ELF_H_ + +#define ELF_START_MMAP 0x80000000 +#define ELF_ET_DYN_LOAD_ADDR 0x01001000 +#define elf_check_arch(x) (((x) == EM_386) || ((x) == EM_486)) + +#define ELF_HWCAP 0 /* FreeBSD doesn't do AT_HWCAP{,2} on x86 */ + +#define ELF_CLASS ELFCLASS32 +#define ELF_DATA ELFDATA2LSB +#define ELF_ARCH EM_386 + +#define USE_ELF_CORE_DUMP +#define ELF_EXEC_PAGESIZE 4096 + +#endif /* _TARGET_ARCH_ELF_H_ */ diff --git a/bsd-user/i386/target_arch_reg.h b/bsd-user/i386/target_arch_reg.h new file mode 100644 index 000000000..1fce1daf0 --- /dev/null +++ b/bsd-user/i386/target_arch_reg.h @@ -0,0 +1,82 @@ +/* + * FreeBSD i386 register structures + * + * Copyright (c) 2015 Stacey Son + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _TARGET_ARCH_REG_H_ +#define _TARGET_ARCH_REG_H_ + +/* See sys/i386/include/reg.h */ +typedef struct target_reg { + uint32_t r_fs; + uint32_t r_es; + uint32_t r_ds; + uint32_t r_edi; + uint32_t r_esi; + uint32_t r_ebp; + uint32_t r_isp; + uint32_t r_ebx; + uint32_t r_edx; + uint32_t r_ecx; + uint32_t r_eax; + uint32_t r_trapno; + uint32_t r_err; + uint32_t r_eip; + uint32_t r_cs; + uint32_t r_eflags; + uint32_t r_esp; + uint32_t r_ss; + uint32_t r_gs; +} target_reg_t; + +typedef struct target_fpreg { + uint32_t fpr_env[7]; + uint8_t fpr_acc[8][10]; + uint32_t fpr_ex_sw; + uint8_t fpr_pad[64]; +} target_fpreg_t; + +static inline void target_copy_regs(target_reg_t *regs, const CPUX86State *env) +{ + + regs->r_fs = env->segs[R_FS].selector & 0xffff; + regs->r_es = env->segs[R_ES].selector & 0xffff; + regs->r_ds = env->segs[R_DS].selector & 0xffff; + + regs->r_edi = env->regs[R_EDI]; + regs->r_esi = env->regs[R_ESI]; + regs->r_ebp = env->regs[R_EBP]; + /* regs->r_isp = env->regs[R_ISP]; XXX */ + regs->r_ebx = env->regs[R_EBX]; + regs->r_edx = env->regs[R_EDX]; + regs->r_ecx = env->regs[R_ECX]; + regs->r_eax = env->regs[R_EAX]; + /* regs->r_trapno = env->regs[R_TRAPNO]; XXX */ + regs->r_err = env->error_code; /* XXX ? */ + regs->r_eip = env->eip; + + regs->r_cs = env->segs[R_CS].selector & 0xffff; + + regs->r_eflags = env->eflags; + regs->r_esp = env->regs[R_ESP]; + + regs->r_ss = env->segs[R_SS].selector & 0xffff; + regs->r_gs = env->segs[R_GS].selector & 0xffff; +} + +#endif /* !_TARGET_ARCH_REG_H_ */ diff --git a/bsd-user/i386/target_arch_signal.h b/bsd-user/i386/target_arch_signal.h new file mode 100644 index 000000000..a90750d60 --- /dev/null +++ b/bsd-user/i386/target_arch_signal.h @@ -0,0 +1,92 @@ +/* + * i386 dependent signal definitions + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef TARGET_ARCH_SIGNAL_H +#define TARGET_ARCH_SIGNAL_H + +#include "cpu.h" + +/* Size of the signal trampolin code placed on the stack. */ +#define TARGET_SZSIGCODE 0 + +/* compare to x86/include/_limits.h */ +#define TARGET_MINSIGSTKSZ (512 * 4) /* min sig stack size */ +#define TARGET_SIGSTKSZ (MINSIGSTKSZ + 32768) /* recommended size */ + +struct target_sigcontext { + /* to be added */ +}; + +typedef struct target_mcontext { +} target_mcontext_t; + +typedef struct target_ucontext { + target_sigset_t uc_sigmask; + target_mcontext_t uc_mcontext; + abi_ulong uc_link; + target_stack_t uc_stack; + int32_t uc_flags; + int32_t __spare__[4]; +} target_ucontext_t; + +struct target_sigframe { + abi_ulong sf_signum; + abi_ulong sf_siginfo; /* code or pointer to sf_si */ + abi_ulong sf_ucontext; /* points to sf_uc */ + abi_ulong sf_addr; /* undocumented 4th arg */ + target_ucontext_t sf_uc; /* = *sf_uncontext */ + target_siginfo_t sf_si; /* = *sf_siginfo (SA_SIGINFO case)*/ + uint32_t __spare__[2]; +}; + +/* + * Compare to i386/i386/machdep.c sendsig() + * Assumes that target stack frame memory is locked. + */ +static inline abi_long set_sigtramp_args(CPUX86State *regs, + int sig, struct target_sigframe *frame, abi_ulong frame_addr, + struct target_sigaction *ka) +{ + /* XXX return -TARGET_EOPNOTSUPP; */ + return 0; +} + +/* Compare to i386/i386/machdep.c get_mcontext() */ +static inline abi_long get_mcontext(CPUX86State *regs, + target_mcontext_t *mcp, int flags) +{ + /* XXX */ + return -TARGET_EOPNOTSUPP; +} + +/* Compare to i386/i386/machdep.c set_mcontext() */ +static inline abi_long set_mcontext(CPUX86State *regs, + target_mcontext_t *mcp, int srflag) +{ + /* XXX */ + return -TARGET_EOPNOTSUPP; +} + +static inline abi_long get_ucontext_sigreturn(CPUX86State *regs, + abi_ulong target_sf, abi_ulong *target_uc) +{ + /* XXX */ + *target_uc = 0; + return -TARGET_EOPNOTSUPP; +} + +#endif /* TARGET_ARCH_SIGNAL_H */ diff --git a/bsd-user/i386/target_arch_sigtramp.h b/bsd-user/i386/target_arch_sigtramp.h new file mode 100644 index 000000000..cb4e89b0b --- /dev/null +++ b/bsd-user/i386/target_arch_sigtramp.h @@ -0,0 +1,29 @@ +/* + * Intel i386 sigcode for bsd-user + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _TARGET_ARCH_SIGTRAMP_H_ +#define _TARGET_ARCH_SIGTRAMP_H_ + +static inline abi_long setup_sigtramp(abi_ulong offset, unsigned sigf_uc, + unsigned sys_sigreturn) +{ + + return 0; +} +#endif /* _TARGET_ARCH_SIGTRAMP_H_ */ diff --git a/bsd-user/i386/target_arch_sysarch.h b/bsd-user/i386/target_arch_sysarch.h new file mode 100644 index 000000000..e9ab98ec3 --- /dev/null +++ b/bsd-user/i386/target_arch_sysarch.h @@ -0,0 +1,77 @@ +/* + * i386 sysarch system call emulation + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef BSD_USER_ARCH_SYSARCH_H_ +#define BSD_USER_ARCH_SYSARCH_H_ + +#include "target_syscall.h" + +static inline abi_long do_freebsd_arch_sysarch(CPUX86State *env, int op, + abi_ulong parms) +{ + abi_long ret = 0; + abi_ulong val; + int idx; + + switch (op) { + case TARGET_FREEBSD_I386_SET_GSBASE: + case TARGET_FREEBSD_I386_SET_FSBASE: + if (op == TARGET_FREEBSD_I386_SET_GSBASE) { + idx = R_GS; + } else { + idx = R_FS; + } + if (get_user(val, parms, abi_ulong)) { + return -TARGET_EFAULT; + } + cpu_x86_load_seg(env, idx, 0); + env->segs[idx].base = val; + break; + + case TARGET_FREEBSD_I386_GET_GSBASE: + case TARGET_FREEBSD_I386_GET_FSBASE: + if (op == TARGET_FREEBSD_I386_GET_GSBASE) { + idx = R_GS; + } else { + idx = R_FS; + } + val = env->segs[idx].base; + if (put_user(val, parms, abi_ulong)) { + return -TARGET_EFAULT; + } + break; + + /* XXX handle the others... */ + default: + ret = -TARGET_EINVAL; + break; + } + return ret; +} + +static inline void do_freebsd_arch_print_sysarch( + const struct syscallname *name, abi_long arg1, abi_long arg2, + abi_long arg3, abi_long arg4, abi_long arg5, abi_long arg6) +{ + + gemu_log("%s(%d, " TARGET_ABI_FMT_lx ", " TARGET_ABI_FMT_lx ", " + TARGET_ABI_FMT_lx ")", name->name, (int)arg1, arg2, arg3, arg4); +} + +#endif /* !BSD_USER_ARCH_SYSARCH_H_ */ diff --git a/bsd-user/i386/target_arch_thread.h b/bsd-user/i386/target_arch_thread.h new file mode 100644 index 000000000..e65e476f7 --- /dev/null +++ b/bsd-user/i386/target_arch_thread.h @@ -0,0 +1,47 @@ +/* + * i386 thread support + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef _TARGET_ARCH_THREAD_H_ +#define _TARGET_ARCH_THREAD_H_ + +/* Compare to vm_machdep.c cpu_set_upcall_kse() */ +static inline void target_thread_set_upcall(CPUX86State *regs, abi_ulong entry, + abi_ulong arg, abi_ulong stack_base, abi_ulong stack_size) +{ + /* XXX */ +} + +static inline void target_thread_init(struct target_pt_regs *regs, + struct image_info *infop) +{ + regs->esp = infop->start_stack; + regs->eip = infop->entry; + + /* + * SVR4/i386 ABI (pages 3-31, 3-32) says that when the program starts %edx + * contains a pointer to a function which might be registered using + * `atexit'. This provides a mean for the dynamic linker to call DT_FINI + * functions for shared libraries that have been loaded before the code + * runs. + * + * A value of 0 tells we have no such handler. + */ + regs->edx = 0; +} + +#endif /* !_TARGET_ARCH_THREAD_H_ */ diff --git a/bsd-user/i386/target_arch_vmparam.h b/bsd-user/i386/target_arch_vmparam.h new file mode 100644 index 000000000..bb7718265 --- /dev/null +++ b/bsd-user/i386/target_arch_vmparam.h @@ -0,0 +1,46 @@ +/* + * i386 VM parameters definitions + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef _TARGET_ARCH_VMPARAM_H_ +#define _TARGET_ARCH_VMPARAM_H_ + +#include "cpu.h" + +/* compare to i386/include/vmparam.h */ +#define TARGET_MAXTSIZ (128 * MiB) /* max text size */ +#define TARGET_DFLDSIZ (128 * MiB) /* initial data size limit */ +#define TARGET_MAXDSIZ (512 * MiB) /* max data size */ +#define TARGET_DFLSSIZ (8 * MiB) /* initial stack size limit */ +#define TARGET_MAXSSIZ (64 * MiB) /* max stack size */ +#define TARGET_SGROWSIZ (128 * KiB) /* amount to grow stack */ + +#define TARGET_RESERVED_VA 0xf7000000 + +#define TARGET_USRSTACK (0xbfc00000) + +static inline abi_ulong get_sp_from_cpustate(CPUX86State *state) +{ + return state->regs[R_ESP]; +} + +static inline void set_second_rval(CPUX86State *state, abi_ulong retval2) +{ + state->regs[R_EDX] = retval2; +} + +#endif /* !_TARGET_ARCH_VMPARAM_H_ */ diff --git a/bsd-user/i386/target_syscall.h b/bsd-user/i386/target_syscall.h new file mode 100644 index 000000000..940c687a5 --- /dev/null +++ b/bsd-user/i386/target_syscall.h @@ -0,0 +1,184 @@ +/* + * i386 system call definitions + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef TARGET_SYSCALL_H +#define TARGET_SYSCALL_H + +/* default linux values for the selectors */ +#define __USER_CS (0x23) +#define __USER_DS (0x2B) + +struct target_pt_regs { + long ebx; + long ecx; + long edx; + long esi; + long edi; + long ebp; + long eax; + int xds; + int xes; + long orig_eax; + long eip; + int xcs; + long eflags; + long esp; + int xss; +}; + +/* ioctls */ + +#define TARGET_LDT_ENTRIES 8192 +#define TARGET_LDT_ENTRY_SIZE 8 + +#define TARGET_GDT_ENTRIES 9 +#define TARGET_GDT_ENTRY_TLS_ENTRIES 3 +#define TARGET_GDT_ENTRY_TLS_MIN 6 +#define TARGET_GDT_ENTRY_TLS_MAX (TARGET_GDT_ENTRY_TLS_MIN + TARGET_GDT_ENTRY_TLS_ENTRIES - 1) + +struct target_modify_ldt_ldt_s { + unsigned int entry_number; + abi_ulong base_addr; + unsigned int limit; + unsigned int flags; +}; + +/* vm86 defines */ + +#define TARGET_BIOSSEG 0x0f000 + +#define TARGET_CPU_086 0 +#define TARGET_CPU_186 1 +#define TARGET_CPU_286 2 +#define TARGET_CPU_386 3 +#define TARGET_CPU_486 4 +#define TARGET_CPU_586 5 + +#define TARGET_VM86_SIGNAL 0 /* return due to signal */ +#define TARGET_VM86_UNKNOWN 1 /* unhandled GP fault - IO-instruction or similar */ +#define TARGET_VM86_INTx 2 /* int3/int x instruction (ARG = x) */ +#define TARGET_VM86_STI 3 /* sti/popf/iret instruction enabled virtual interrupts */ + +/* + * Additional return values when invoking new vm86() + */ +#define TARGET_VM86_PICRETURN 4 /* return due to pending PIC request */ +#define TARGET_VM86_TRAP 6 /* return due to DOS-debugger request */ + +/* + * function codes when invoking new vm86() + */ +#define TARGET_VM86_PLUS_INSTALL_CHECK 0 +#define TARGET_VM86_ENTER 1 +#define TARGET_VM86_ENTER_NO_BYPASS 2 +#define TARGET_VM86_REQUEST_IRQ 3 +#define TARGET_VM86_FREE_IRQ 4 +#define TARGET_VM86_GET_IRQ_BITS 5 +#define TARGET_VM86_GET_AND_RESET_IRQ 6 + +/* + * This is the stack-layout seen by the user space program when we have + * done a translation of "SAVE_ALL" from vm86 mode. The real kernel layout + * is 'kernel_vm86_regs' (see below). + */ + +struct target_vm86_regs { +/* + * normal regs, with special meaning for the segment descriptors.. + */ + abi_long ebx; + abi_long ecx; + abi_long edx; + abi_long esi; + abi_long edi; + abi_long ebp; + abi_long eax; + abi_long __null_ds; + abi_long __null_es; + abi_long __null_fs; + abi_long __null_gs; + abi_long orig_eax; + abi_long eip; + unsigned short cs, __csh; + abi_long eflags; + abi_long esp; + unsigned short ss, __ssh; +/* + * these are specific to v86 mode: + */ + unsigned short es, __esh; + unsigned short ds, __dsh; + unsigned short fs, __fsh; + unsigned short gs, __gsh; +}; + +struct target_revectored_struct { + abi_ulong __map[8]; /* 256 bits */ +}; + +struct target_vm86_struct { + struct target_vm86_regs regs; + abi_ulong flags; + abi_ulong screen_bitmap; + abi_ulong cpu_type; + struct target_revectored_struct int_revectored; + struct target_revectored_struct int21_revectored; +}; + +/* + * flags masks + */ +#define TARGET_VM86_SCREEN_BITMAP 0x0001 + +struct target_vm86plus_info_struct { + abi_ulong flags; +#define TARGET_force_return_for_pic (1 << 0) +#define TARGET_vm86dbg_active (1 << 1) /* for debugger */ +#define TARGET_vm86dbg_TFpendig (1 << 2) /* for debugger */ +#define TARGET_is_vm86pus (1 << 31) /* for vm86 internal use */ + unsigned char vm86dbg_intxxtab[32]; /* for debugger */ +}; + +struct target_vm86plus_struct { + struct target_vm86_regs regs; + abi_ulong flags; + abi_ulong screen_bitmap; + abi_ulong cpu_type; + struct target_revectored_struct int_revectored; + struct target_revectored_struct int21_revectored; + struct target_vm86plus_info_struct vm86plus; +}; + +/* FreeBSD sysarch(2) */ +#define TARGET_FREEBSD_I386_GET_LDT 0 +#define TARGET_FREEBSD_I386_SET_LDT 1 + /* I386_IOPL */ +#define TARGET_FREEBSD_I386_GET_IOPERM 3 +#define TARGET_FREEBSD_I386_SET_IOPERM 4 + /* xxxxx */ +#define TARGET_FREEBSD_I386_VM86 6 +#define TARGET_FREEBSD_I386_GET_FSBASE 7 +#define TARGET_FREEBSD_I386_SET_FSBASE 8 +#define TARGET_FREEBSD_I386_GET_GSBASE 9 +#define TARGET_FREEBSD_I386_SET_GSBASE 10 + + +#define UNAME_MACHINE "i386" +#define TARGET_HW_MACHINE UNAME_MACHINE +#define TARGET_HW_MACHINE_ARCH UNAME_MACHINE + +#endif /* TARGET_SYSCALL_H */ diff --git a/bsd-user/main.c b/bsd-user/main.c new file mode 100644 index 000000000..cb5ea4023 --- /dev/null +++ b/bsd-user/main.c @@ -0,0 +1,566 @@ +/* + * qemu bsd user main + * + * Copyright (c) 2003-2008 Fabrice Bellard + * Copyright (c) 2013-14 Stacey Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#include <sys/types.h> +#include <sys/time.h> +#include <sys/resource.h> +#include <sys/sysctl.h> + +#include "qemu/osdep.h" +#include "qemu-common.h" +#include "qemu/units.h" +#include "qemu/accel.h" +#include "sysemu/tcg.h" +#include "qemu-version.h" +#include <machine/trap.h> + +#include "qapi/error.h" +#include "qemu.h" +#include "qemu/config-file.h" +#include "qemu/error-report.h" +#include "qemu/path.h" +#include "qemu/help_option.h" +#include "qemu/module.h" +#include "exec/exec-all.h" +#include "tcg/tcg.h" +#include "qemu/timer.h" +#include "qemu/envlist.h" +#include "qemu/cutils.h" +#include "exec/log.h" +#include "trace/control.h" +#include "crypto/init.h" +#include "qemu/guest-random.h" + +#include "host-os.h" +#include "target_arch_cpu.h" + +int singlestep; +uintptr_t guest_base; +bool have_guest_base; +/* + * When running 32-on-64 we should make sure we can fit all of the possible + * guest address space into a contiguous chunk of virtual host memory. + * + * This way we will never overlap with our own libraries or binaries or stack + * or anything else that QEMU maps. + * + * Many cpus reserve the high bit (or more than one for some 64-bit cpus) + * of the address for the kernel. Some cpus rely on this and user space + * uses the high bit(s) for pointer tagging and the like. For them, we + * must preserve the expected address space. + */ +#ifndef MAX_RESERVED_VA +# if HOST_LONG_BITS > TARGET_VIRT_ADDR_SPACE_BITS +# if TARGET_VIRT_ADDR_SPACE_BITS == 32 && \ + (TARGET_LONG_BITS == 32 || defined(TARGET_ABI32)) +/* + * There are a number of places where we assign reserved_va to a variable + * of type abi_ulong and expect it to fit. Avoid the last page. + */ +# define MAX_RESERVED_VA (0xfffffffful & TARGET_PAGE_MASK) +# else +# define MAX_RESERVED_VA (1ul << TARGET_VIRT_ADDR_SPACE_BITS) +# endif +# else +# define MAX_RESERVED_VA 0 +# endif +#endif + +/* + * That said, reserving *too* much vm space via mmap can run into problems + * with rlimits, oom due to page table creation, etc. We will still try it, + * if directed by the command-line option, but not by default. + */ +#if HOST_LONG_BITS == 64 && TARGET_VIRT_ADDR_SPACE_BITS <= 32 +unsigned long reserved_va = MAX_RESERVED_VA; +#else +unsigned long reserved_va; +#endif + +static const char *interp_prefix = CONFIG_QEMU_INTERP_PREFIX; +const char *qemu_uname_release; +enum BSDType bsd_type; +char qemu_proc_pathname[PATH_MAX]; /* full path to exeutable */ + +unsigned long target_maxtsiz = TARGET_MAXTSIZ; /* max text size */ +unsigned long target_dfldsiz = TARGET_DFLDSIZ; /* initial data size limit */ +unsigned long target_maxdsiz = TARGET_MAXDSIZ; /* max data size */ +unsigned long target_dflssiz = TARGET_DFLSSIZ; /* initial data size limit */ +unsigned long target_maxssiz = TARGET_MAXSSIZ; /* max stack size */ +unsigned long target_sgrowsiz = TARGET_SGROWSIZ; /* amount to grow stack */ + +/* Helper routines for implementing atomic operations. */ + +void fork_start(void) +{ + start_exclusive(); + cpu_list_lock(); + mmap_fork_start(); +} + +void fork_end(int child) +{ + if (child) { + CPUState *cpu, *next_cpu; + /* + * Child processes created by fork() only have a single thread. Discard + * information about the parent threads. + */ + CPU_FOREACH_SAFE(cpu, next_cpu) { + if (cpu != thread_cpu) { + QTAILQ_REMOVE_RCU(&cpus, cpu, node); + } + } + mmap_fork_end(child); + /* + * qemu_init_cpu_list() takes care of reinitializing the exclusive + * state, so we don't need to end_exclusive() here. + */ + qemu_init_cpu_list(); + gdbserver_fork(thread_cpu); + } else { + mmap_fork_end(child); + cpu_list_unlock(); + end_exclusive(); + } +} + +void cpu_loop(CPUArchState *env) +{ + target_cpu_loop(env); +} + +static void usage(void) +{ + printf("qemu-" TARGET_NAME " version " QEMU_FULL_VERSION + "\n" QEMU_COPYRIGHT "\n" + "usage: qemu-" TARGET_NAME " [options] program [arguments...]\n" + "BSD CPU emulator (compiled for %s emulation)\n" + "\n" + "Standard options:\n" + "-h print this help\n" + "-g port wait gdb connection to port\n" + "-L path set the elf interpreter prefix (default=%s)\n" + "-s size set the stack size in bytes (default=%ld)\n" + "-cpu model select CPU (-cpu help for list)\n" + "-drop-ld-preload drop LD_PRELOAD for target process\n" + "-E var=value sets/modifies targets environment variable(s)\n" + "-U var unsets targets environment variable(s)\n" + "-B address set guest_base address to address\n" + "-bsd type select emulated BSD type FreeBSD/NetBSD/OpenBSD (default)\n" + "\n" + "Debug options:\n" + "-d item1[,...] enable logging of specified items\n" + " (use '-d help' for a list of log items)\n" + "-D logfile write logs to 'logfile' (default stderr)\n" + "-singlestep always run in singlestep mode\n" + "-strace log system calls\n" + "-trace [[enable=]<pattern>][,events=<file>][,file=<file>]\n" + " specify tracing options\n" + "\n" + "Environment variables:\n" + "QEMU_STRACE Print system calls and arguments similar to the\n" + " 'strace' program. Enable by setting to any value.\n" + "You can use -E and -U options to set/unset environment variables\n" + "for target process. It is possible to provide several variables\n" + "by repeating the option. For example:\n" + " -E var1=val2 -E var2=val2 -U LD_PRELOAD -U LD_DEBUG\n" + "Note that if you provide several changes to single variable\n" + "last change will stay in effect.\n" + "\n" + QEMU_HELP_BOTTOM "\n" + , + TARGET_NAME, + interp_prefix, + target_dflssiz); + exit(1); +} + +__thread CPUState *thread_cpu; + +void stop_all_tasks(void) +{ + /* + * We trust when using NPTL (pthreads) start_exclusive() handles thread + * stopping correctly. + */ + start_exclusive(); +} + +bool qemu_cpu_is_self(CPUState *cpu) +{ + return thread_cpu == cpu; +} + +void qemu_cpu_kick(CPUState *cpu) +{ + cpu_exit(cpu); +} + +/* Assumes contents are already zeroed. */ +void init_task_state(TaskState *ts) +{ + int i; + + ts->first_free = ts->sigqueue_table; + for (i = 0; i < MAX_SIGQUEUE_SIZE - 1; i++) { + ts->sigqueue_table[i].next = &ts->sigqueue_table[i + 1]; + } + ts->sigqueue_table[i].next = NULL; +} + +void gemu_log(const char *fmt, ...) +{ + va_list ap; + + va_start(ap, fmt); + vfprintf(stderr, fmt, ap); + va_end(ap); +} + +static void +adjust_ssize(void) +{ + struct rlimit rl; + + if (getrlimit(RLIMIT_STACK, &rl) != 0) { + return; + } + + target_maxssiz = MIN(target_maxssiz, rl.rlim_max); + target_dflssiz = MIN(MAX(target_dflssiz, rl.rlim_cur), target_maxssiz); + + rl.rlim_max = target_maxssiz; + rl.rlim_cur = target_dflssiz; + setrlimit(RLIMIT_STACK, &rl); +} + +static void save_proc_pathname(char *argv0) +{ + int mib[4]; + size_t len; + + mib[0] = CTL_KERN; + mib[1] = KERN_PROC; + mib[2] = KERN_PROC_PATHNAME; + mib[3] = -1; + + len = sizeof(qemu_proc_pathname); + if (sysctl(mib, 4, qemu_proc_pathname, &len, NULL, 0)) { + perror("sysctl"); + } +} + +int main(int argc, char **argv) +{ + const char *filename; + const char *cpu_model; + const char *cpu_type; + const char *log_file = NULL; + const char *log_mask = NULL; + const char *seed_optarg = NULL; + struct target_pt_regs regs1, *regs = ®s1; + struct image_info info1, *info = &info1; + struct bsd_binprm bprm; + TaskState *ts; + CPUArchState *env; + CPUState *cpu; + int optind, rv; + const char *r; + const char *gdbstub = NULL; + char **target_environ, **wrk; + envlist_t *envlist = NULL; + bsd_type = HOST_DEFAULT_BSD_TYPE; + char *argv0 = NULL; + + adjust_ssize(); + + if (argc <= 1) { + usage(); + } + + save_proc_pathname(argv[0]); + + error_init(argv[0]); + module_call_init(MODULE_INIT_TRACE); + qemu_init_cpu_list(); + module_call_init(MODULE_INIT_QOM); + + envlist = envlist_create(); + + /* add current environment into the list */ + for (wrk = environ; *wrk != NULL; wrk++) { + (void) envlist_setenv(envlist, *wrk); + } + + cpu_model = NULL; + + qemu_add_opts(&qemu_trace_opts); + + optind = 1; + for (;;) { + if (optind >= argc) { + break; + } + r = argv[optind]; + if (r[0] != '-') { + break; + } + optind++; + r++; + if (!strcmp(r, "-")) { + break; + } else if (!strcmp(r, "d")) { + if (optind >= argc) { + break; + } + log_mask = argv[optind++]; + } else if (!strcmp(r, "D")) { + if (optind >= argc) { + break; + } + log_file = argv[optind++]; + } else if (!strcmp(r, "E")) { + r = argv[optind++]; + if (envlist_setenv(envlist, r) != 0) { + usage(); + } + } else if (!strcmp(r, "ignore-environment")) { + envlist_free(envlist); + envlist = envlist_create(); + } else if (!strcmp(r, "U")) { + r = argv[optind++]; + if (envlist_unsetenv(envlist, r) != 0) { + usage(); + } + } else if (!strcmp(r, "s")) { + r = argv[optind++]; + rv = qemu_strtoul(r, &r, 0, &target_dflssiz); + if (rv < 0 || target_dflssiz <= 0) { + usage(); + } + if (*r == 'M') { + target_dflssiz *= 1024 * 1024; + } else if (*r == 'k' || *r == 'K') { + target_dflssiz *= 1024; + } + if (target_dflssiz > target_maxssiz) { + usage(); + } + } else if (!strcmp(r, "L")) { + interp_prefix = argv[optind++]; + } else if (!strcmp(r, "p")) { + qemu_host_page_size = atoi(argv[optind++]); + if (qemu_host_page_size == 0 || + (qemu_host_page_size & (qemu_host_page_size - 1)) != 0) { + fprintf(stderr, "page size must be a power of two\n"); + exit(1); + } + } else if (!strcmp(r, "g")) { + gdbstub = g_strdup(argv[optind++]); + } else if (!strcmp(r, "r")) { + qemu_uname_release = argv[optind++]; + } else if (!strcmp(r, "cpu")) { + cpu_model = argv[optind++]; + if (is_help_option(cpu_model)) { + /* XXX: implement xxx_cpu_list for targets that still miss it */ +#if defined(cpu_list) + cpu_list(); +#endif + exit(1); + } + } else if (!strcmp(r, "B")) { + rv = qemu_strtoul(argv[optind++], NULL, 0, &guest_base); + if (rv < 0) { + usage(); + } + have_guest_base = true; + } else if (!strcmp(r, "drop-ld-preload")) { + (void) envlist_unsetenv(envlist, "LD_PRELOAD"); + } else if (!strcmp(r, "bsd")) { + if (!strcasecmp(argv[optind], "freebsd")) { + bsd_type = target_freebsd; + } else if (!strcasecmp(argv[optind], "netbsd")) { + bsd_type = target_netbsd; + } else if (!strcasecmp(argv[optind], "openbsd")) { + bsd_type = target_openbsd; + } else { + usage(); + } + optind++; + } else if (!strcmp(r, "seed")) { + seed_optarg = optarg; + } else if (!strcmp(r, "singlestep")) { + singlestep = 1; + } else if (!strcmp(r, "strace")) { + do_strace = 1; + } else if (!strcmp(r, "trace")) { + trace_opt_parse(optarg); + } else if (!strcmp(r, "0")) { + argv0 = argv[optind++]; + } else { + usage(); + } + } + + /* init debug */ + qemu_log_needs_buffers(); + qemu_set_log_filename(log_file, &error_fatal); + if (log_mask) { + int mask; + + mask = qemu_str_to_log_mask(log_mask); + if (!mask) { + qemu_print_log_usage(stdout); + exit(1); + } + qemu_set_log(mask); + } + + if (optind >= argc) { + usage(); + } + filename = argv[optind]; + if (argv0) { + argv[optind] = argv0; + } + + if (!trace_init_backends()) { + exit(1); + } + trace_init_file(); + + /* Zero out regs */ + memset(regs, 0, sizeof(struct target_pt_regs)); + + /* Zero bsd params */ + memset(&bprm, 0, sizeof(bprm)); + + /* Zero out image_info */ + memset(info, 0, sizeof(struct image_info)); + + /* Scan interp_prefix dir for replacement files. */ + init_paths(interp_prefix); + + if (cpu_model == NULL) { + cpu_model = TARGET_DEFAULT_CPU_MODEL; + } + + cpu_type = parse_cpu_option(cpu_model); + + /* init tcg before creating CPUs and to get qemu_host_page_size */ + { + AccelClass *ac = ACCEL_GET_CLASS(current_accel()); + + accel_init_interfaces(ac); + ac->init_machine(NULL); + } + cpu = cpu_create(cpu_type); + env = cpu->env_ptr; + cpu_reset(cpu); + thread_cpu = cpu; + + if (getenv("QEMU_STRACE")) { + do_strace = 1; + } + + target_environ = envlist_to_environ(envlist, NULL); + envlist_free(envlist); + + if (reserved_va) { + mmap_next_start = reserved_va; + } + + { + Error *err = NULL; + if (seed_optarg != NULL) { + qemu_guest_random_seed_main(seed_optarg, &err); + } else { + qcrypto_init(&err); + } + if (err) { + error_reportf_err(err, "cannot initialize crypto: "); + exit(1); + } + } + + /* + * Now that page sizes are configured we can do + * proper page alignment for guest_base. + */ + guest_base = HOST_PAGE_ALIGN(guest_base); + + if (loader_exec(filename, argv + optind, target_environ, regs, info, + &bprm) != 0) { + printf("Error loading %s\n", filename); + _exit(1); + } + + for (wrk = target_environ; *wrk; wrk++) { + g_free(*wrk); + } + + g_free(target_environ); + + if (qemu_loglevel_mask(CPU_LOG_PAGE)) { + qemu_log("guest_base %p\n", (void *)guest_base); + log_page_dump("binary load"); + + qemu_log("start_brk 0x" TARGET_ABI_FMT_lx "\n", info->start_brk); + qemu_log("end_code 0x" TARGET_ABI_FMT_lx "\n", info->end_code); + qemu_log("start_code 0x" TARGET_ABI_FMT_lx "\n", + info->start_code); + qemu_log("start_data 0x" TARGET_ABI_FMT_lx "\n", + info->start_data); + qemu_log("end_data 0x" TARGET_ABI_FMT_lx "\n", info->end_data); + qemu_log("start_stack 0x" TARGET_ABI_FMT_lx "\n", + info->start_stack); + qemu_log("brk 0x" TARGET_ABI_FMT_lx "\n", info->brk); + qemu_log("entry 0x" TARGET_ABI_FMT_lx "\n", info->entry); + } + + /* build Task State */ + ts = g_new0(TaskState, 1); + init_task_state(ts); + ts->info = info; + ts->bprm = &bprm; + cpu->opaque = ts; + + target_set_brk(info->brk); + syscall_init(); + signal_init(); + + /* + * Now that we've loaded the binary, GUEST_BASE is fixed. Delay + * generating the prologue until now so that the prologue can take + * the real value of GUEST_BASE into account. + */ + tcg_prologue_init(tcg_ctx); + + target_cpu_init(env, regs); + + if (gdbstub) { + gdbserver_start(gdbstub); + gdb_handlesig(cpu, 0); + } + cpu_loop(env); + /* never exits */ + return 0; +} diff --git a/bsd-user/meson.build b/bsd-user/meson.build new file mode 100644 index 000000000..87885d91e --- /dev/null +++ b/bsd-user/meson.build @@ -0,0 +1,17 @@ +if not have_bsd_user + subdir_done() +endif + +bsd_user_ss.add(files( + 'bsdload.c', + 'elfload.c', + 'main.c', + 'mmap.c', + 'signal.c', + 'strace.c', + 'syscall.c', + 'uaccess.c', +)) + +# Pull in the OS-specific build glue, if any +subdir(targetos) diff --git a/bsd-user/mips/target_arch_sysarch.h b/bsd-user/mips/target_arch_sysarch.h new file mode 100644 index 000000000..6da803a40 --- /dev/null +++ b/bsd-user/mips/target_arch_sysarch.h @@ -0,0 +1,69 @@ +/* + * mips sysarch() system call emulation + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef BSD_USER_ARCH_SYSARCH_H_ +#define BSD_USER_ARCH_SYSARCH_H_ + +#include "target_syscall.h" +#include "target_arch.h" + +static inline abi_long do_freebsd_arch_sysarch(CPUMIPSState *env, int op, + abi_ulong parms) +{ + int ret = 0; + + switch (op) { + case TARGET_MIPS_SET_TLS: + target_cpu_set_tls(env, parms); + break; + + case TARGET_MIPS_GET_TLS: + if (put_user(target_cpu_get_tls(env), parms, abi_ulong)) { + ret = -TARGET_EFAULT; + } + break; + + default: + ret = -TARGET_EINVAL; + break; + } + + return ret; +} + +static inline void do_freebsd_arch_print_sysarch( + const struct syscallname *name, abi_long arg1, abi_long arg2, + abi_long arg3, abi_long arg4, abi_long arg5, abi_long arg6) +{ + + switch (arg1) { + case TARGET_MIPS_SET_TLS: + gemu_log("%s(SET_TLS, 0x" TARGET_ABI_FMT_lx ")", name->name, arg2); + break; + + case TARGET_MIPS_GET_TLS: + gemu_log("%s(GET_TLS, 0x" TARGET_ABI_FMT_lx ")", name->name, arg2); + break; + + default: + gemu_log("UNKNOWN OP: %d, " TARGET_ABI_FMT_lx ")", (int)arg1, arg2); + } +} + +#endif /*!BSD_USER_ARCH_SYSARCH_H_ */ diff --git a/bsd-user/mips/target_syscall.h b/bsd-user/mips/target_syscall.h new file mode 100644 index 000000000..aacc6ddf9 --- /dev/null +++ b/bsd-user/mips/target_syscall.h @@ -0,0 +1,52 @@ +/* + * mips system call definitions + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef _MIPS_SYSCALL_H_ +#define _MIPS_SYSCALL_H_ + +/* + * struct target_pt_regs defines the way the registers are stored on the stack + * during a system call. + */ + +struct target_pt_regs { + /* Saved main processor registers. */ + abi_ulong regs[32]; + + /* Saved special registers. */ + abi_ulong cp0_status; + abi_ulong lo; + abi_ulong hi; + abi_ulong cp0_badvaddr; + abi_ulong cp0_cause; + abi_ulong cp0_epc; +}; + +#if defined(TARGET_WORDS_BIGENDIAN) +#define UNAME_MACHINE "mips" +#else +#define UNAME_MACHINE "mipsel" +#endif + +#define TARGET_HW_MACHINE "mips" +#define TARGET_HW_MACHINE_ARCH UNAME_MACHINE + +/* sysarch() commands */ +#define TARGET_MIPS_SET_TLS 1 +#define TARGET_MIPS_GET_TLS 2 + +#endif /* !_MIPS_SYSCALL_H_ */ diff --git a/bsd-user/mips64/target_arch_sysarch.h b/bsd-user/mips64/target_arch_sysarch.h new file mode 100644 index 000000000..e6f9c00d5 --- /dev/null +++ b/bsd-user/mips64/target_arch_sysarch.h @@ -0,0 +1,69 @@ +/* + * mips64 sysarch() system call emulation + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef BSD_USER_ARCH_SYSARCH_H_ +#define BSD_USER_ARCH_SYSARCH_H_ + +#include "target_syscall.h" +#include "target_arch.h" + +static inline abi_long do_freebsd_arch_sysarch(CPUMIPSState *env, int op, + abi_ulong parms) +{ + int ret = 0; + + switch (op) { + case TARGET_MIPS_SET_TLS: + target_cpu_set_tls(env, parms); + break; + + case TARGET_MIPS_GET_TLS: + if (put_user(target_cpu_get_tls(env), parms, abi_ulong)) { + ret = -TARGET_EFAULT; + } + break; + + default: + ret = -TARGET_EINVAL; + break; + } + + return ret; +} + +static inline void do_freebsd_arch_print_sysarch( + const struct syscallname *name, abi_long arg1, abi_long arg2, + abi_long arg3, abi_long arg4, abi_long arg5, abi_long arg6) +{ + + switch (arg1) { + case TARGET_MIPS_SET_TLS: + gemu_log("%s(SET_TLS, 0x" TARGET_ABI_FMT_lx ")", name->name, arg2); + break; + + case TARGET_MIPS_GET_TLS: + gemu_log("%s(GET_TLS, 0x" TARGET_ABI_FMT_lx ")", name->name, arg2); + break; + + default: + gemu_log("UNKNOWN OP: %d, " TARGET_ABI_FMT_lx ")", (int)arg1, arg2); + } +} + +#endif /*!BSD_USER_ARCH_SYSARCH_H_ */ diff --git a/bsd-user/mips64/target_syscall.h b/bsd-user/mips64/target_syscall.h new file mode 100644 index 000000000..bf4c598b1 --- /dev/null +++ b/bsd-user/mips64/target_syscall.h @@ -0,0 +1,53 @@ +/* + * mips64 system call definitions + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef _MIPS64_SYSCALL_H_ +#define _MIPS64_SYSCALL_H_ + +/* + * struct target_pt_regs defines the way the registers are stored on the stack + * during a system call. + */ + +struct target_pt_regs { + /* Saved main processor registers. */ + abi_ulong regs[32]; + + /* Saved special registers. */ + abi_ulong cp0_status; + abi_ulong lo; + abi_ulong hi; + abi_ulong cp0_badvaddr; + abi_ulong cp0_cause; + abi_ulong cp0_epc; +}; + + +#if defined(TARGET_WORDS_BIGENDIAN) +#define UNAME_MACHINE "mips64" +#else +#define UNAME_MACHINE "mips64el" +#endif + +#define TARGET_HW_MACHINE "mips" +#define TARGET_HW_MACHINE_ARCH UNAME_MACHINE + +/* sysarch() commands */ +#define TARGET_MIPS_SET_TLS 1 +#define TARGET_MIPS_GET_TLS 2 + +#endif /* !_MIPS64_SYSCALL_H_ */ diff --git a/bsd-user/mmap.c b/bsd-user/mmap.c new file mode 100644 index 000000000..13cb32dba --- /dev/null +++ b/bsd-user/mmap.c @@ -0,0 +1,794 @@ +/* + * mmap support for qemu + * + * Copyright (c) 2003 - 2008 Fabrice Bellard + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#include "qemu/osdep.h" + +#include "qemu.h" +#include "qemu-common.h" + +static pthread_mutex_t mmap_mutex = PTHREAD_MUTEX_INITIALIZER; +static __thread int mmap_lock_count; + +void mmap_lock(void) +{ + if (mmap_lock_count++ == 0) { + pthread_mutex_lock(&mmap_mutex); + } +} + +void mmap_unlock(void) +{ + if (--mmap_lock_count == 0) { + pthread_mutex_unlock(&mmap_mutex); + } +} + +bool have_mmap_lock(void) +{ + return mmap_lock_count > 0 ? true : false; +} + +/* Grab lock to make sure things are in a consistent state after fork(). */ +void mmap_fork_start(void) +{ + if (mmap_lock_count) + abort(); + pthread_mutex_lock(&mmap_mutex); +} + +void mmap_fork_end(int child) +{ + if (child) + pthread_mutex_init(&mmap_mutex, NULL); + else + pthread_mutex_unlock(&mmap_mutex); +} + +/* NOTE: all the constants are the HOST ones, but addresses are target. */ +int target_mprotect(abi_ulong start, abi_ulong len, int prot) +{ + abi_ulong end, host_start, host_end, addr; + int prot1, ret; + + qemu_log_mask(CPU_LOG_PAGE, "mprotect: start=0x" TARGET_ABI_FMT_lx + " len=0x" TARGET_ABI_FMT_lx " prot=%c%c%c\n", start, len, + prot & PROT_READ ? 'r' : '-', + prot & PROT_WRITE ? 'w' : '-', + prot & PROT_EXEC ? 'x' : '-'); + if ((start & ~TARGET_PAGE_MASK) != 0) + return -EINVAL; + len = TARGET_PAGE_ALIGN(len); + end = start + len; + if (end < start) + return -EINVAL; + prot &= PROT_READ | PROT_WRITE | PROT_EXEC; + if (len == 0) + return 0; + + mmap_lock(); + host_start = start & qemu_host_page_mask; + host_end = HOST_PAGE_ALIGN(end); + if (start > host_start) { + /* handle host page containing start */ + prot1 = prot; + for (addr = host_start; addr < start; addr += TARGET_PAGE_SIZE) { + prot1 |= page_get_flags(addr); + } + if (host_end == host_start + qemu_host_page_size) { + for (addr = end; addr < host_end; addr += TARGET_PAGE_SIZE) { + prot1 |= page_get_flags(addr); + } + end = host_end; + } + ret = mprotect(g2h_untagged(host_start), + qemu_host_page_size, prot1 & PAGE_BITS); + if (ret != 0) + goto error; + host_start += qemu_host_page_size; + } + if (end < host_end) { + prot1 = prot; + for (addr = end; addr < host_end; addr += TARGET_PAGE_SIZE) { + prot1 |= page_get_flags(addr); + } + ret = mprotect(g2h_untagged(host_end - qemu_host_page_size), + qemu_host_page_size, prot1 & PAGE_BITS); + if (ret != 0) + goto error; + host_end -= qemu_host_page_size; + } + + /* handle the pages in the middle */ + if (host_start < host_end) { + ret = mprotect(g2h_untagged(host_start), host_end - host_start, prot); + if (ret != 0) + goto error; + } + page_set_flags(start, start + len, prot | PAGE_VALID); + mmap_unlock(); + return 0; +error: + mmap_unlock(); + return ret; +} + +/* + * map an incomplete host page + * + * mmap_frag can be called with a valid fd, if flags doesn't contain one of + * MAP_ANON, MAP_STACK, MAP_GUARD. If we need to map a page in those cases, we + * pass fd == -1. However, if flags contains MAP_GUARD then MAP_ANON cannot be + * added. + * + * * If fd is valid (not -1) we want to map the pages with MAP_ANON. + * * If flags contains MAP_GUARD we don't want to add MAP_ANON because it + * will be rejected. See kern_mmap's enforcing of constraints for MAP_GUARD + * in sys/vm/vm_mmap.c. + * * If flags contains MAP_ANON it doesn't matter if we add it or not. + * * If flags contains MAP_STACK, mmap adds MAP_ANON when called so doesn't + * matter if we add it or not either. See enforcing of constraints for + * MAP_STACK in kern_mmap. + * + * Don't add MAP_ANON for the flags that use fd == -1 without specifying the + * flags directly, with the assumption that future flags that require fd == -1 + * will also not require MAP_ANON. + */ +static int mmap_frag(abi_ulong real_start, + abi_ulong start, abi_ulong end, + int prot, int flags, int fd, abi_ulong offset) +{ + abi_ulong real_end, addr; + void *host_start; + int prot1, prot_new; + + real_end = real_start + qemu_host_page_size; + host_start = g2h_untagged(real_start); + + /* get the protection of the target pages outside the mapping */ + prot1 = 0; + for (addr = real_start; addr < real_end; addr++) { + if (addr < start || addr >= end) + prot1 |= page_get_flags(addr); + } + + if (prot1 == 0) { + /* no page was there, so we allocate one. See also above. */ + void *p = mmap(host_start, qemu_host_page_size, prot, + flags | ((fd != -1) ? MAP_ANON : 0), -1, 0); + if (p == MAP_FAILED) + return -1; + prot1 = prot; + } + prot1 &= PAGE_BITS; + + prot_new = prot | prot1; + if (fd != -1) { + /* msync() won't work here, so we return an error if write is + possible while it is a shared mapping */ + if ((flags & TARGET_BSD_MAP_FLAGMASK) == MAP_SHARED && + (prot & PROT_WRITE)) + return -1; + + /* adjust protection to be able to read */ + if (!(prot1 & PROT_WRITE)) + mprotect(host_start, qemu_host_page_size, prot1 | PROT_WRITE); + + /* read the corresponding file data */ + if (pread(fd, g2h_untagged(start), end - start, offset) == -1) { + return -1; + } + + /* put final protection */ + if (prot_new != (prot1 | PROT_WRITE)) + mprotect(host_start, qemu_host_page_size, prot_new); + } else { + if (prot_new != prot1) { + mprotect(host_start, qemu_host_page_size, prot_new); + } + if (prot_new & PROT_WRITE) { + memset(g2h_untagged(start), 0, end - start); + } + } + return 0; +} + +#if HOST_LONG_BITS == 64 && TARGET_ABI_BITS == 64 +# define TASK_UNMAPPED_BASE (1ul << 38) +#else +# define TASK_UNMAPPED_BASE 0x40000000 +#endif +abi_ulong mmap_next_start = TASK_UNMAPPED_BASE; + +unsigned long last_brk; + +/* + * Subroutine of mmap_find_vma, used when we have pre-allocated a chunk of guest + * address space. + */ +static abi_ulong mmap_find_vma_reserved(abi_ulong start, abi_ulong size, + abi_ulong alignment) +{ + abi_ulong addr; + abi_ulong end_addr; + int prot; + int looped = 0; + + if (size > reserved_va) { + return (abi_ulong)-1; + } + + size = HOST_PAGE_ALIGN(size) + alignment; + end_addr = start + size; + if (end_addr > reserved_va) { + end_addr = reserved_va; + } + addr = end_addr - qemu_host_page_size; + + while (1) { + if (addr > end_addr) { + if (looped) { + return (abi_ulong)-1; + } + end_addr = reserved_va; + addr = end_addr - qemu_host_page_size; + looped = 1; + continue; + } + prot = page_get_flags(addr); + if (prot) { + end_addr = addr; + } + if (end_addr - addr >= size) { + break; + } + addr -= qemu_host_page_size; + } + + if (start == mmap_next_start) { + mmap_next_start = addr; + } + /* addr is sufficiently low to align it up */ + if (alignment != 0) { + addr = (addr + alignment) & ~(alignment - 1); + } + return addr; +} + +/* + * Find and reserve a free memory area of size 'size'. The search + * starts at 'start'. + * It must be called with mmap_lock() held. + * Return -1 if error. + */ +static abi_ulong mmap_find_vma_aligned(abi_ulong start, abi_ulong size, + abi_ulong alignment) +{ + void *ptr, *prev; + abi_ulong addr; + int flags; + int wrapped, repeat; + + /* If 'start' == 0, then a default start address is used. */ + if (start == 0) { + start = mmap_next_start; + } else { + start &= qemu_host_page_mask; + } + + size = HOST_PAGE_ALIGN(size); + + if (reserved_va) { + return mmap_find_vma_reserved(start, size, + (alignment != 0 ? 1 << alignment : 0)); + } + + addr = start; + wrapped = repeat = 0; + prev = 0; + flags = MAP_ANON | MAP_PRIVATE; + if (alignment != 0) { + flags |= MAP_ALIGNED(alignment); + } + + for (;; prev = ptr) { + /* + * Reserve needed memory area to avoid a race. + * It should be discarded using: + * - mmap() with MAP_FIXED flag + * - mremap() with MREMAP_FIXED flag + * - shmat() with SHM_REMAP flag + */ + ptr = mmap(g2h_untagged(addr), size, PROT_NONE, + flags, -1, 0); + + /* ENOMEM, if host address space has no memory */ + if (ptr == MAP_FAILED) { + return (abi_ulong)-1; + } + + /* + * Count the number of sequential returns of the same address. + * This is used to modify the search algorithm below. + */ + repeat = (ptr == prev ? repeat + 1 : 0); + + if (h2g_valid(ptr + size - 1)) { + addr = h2g(ptr); + + if ((addr & ~TARGET_PAGE_MASK) == 0) { + /* Success. */ + if (start == mmap_next_start && addr >= TASK_UNMAPPED_BASE) { + mmap_next_start = addr + size; + } + return addr; + } + + /* The address is not properly aligned for the target. */ + switch (repeat) { + case 0: + /* + * Assume the result that the kernel gave us is the + * first with enough free space, so start again at the + * next higher target page. + */ + addr = TARGET_PAGE_ALIGN(addr); + break; + case 1: + /* + * Sometimes the kernel decides to perform the allocation + * at the top end of memory instead. + */ + addr &= TARGET_PAGE_MASK; + break; + case 2: + /* Start over at low memory. */ + addr = 0; + break; + default: + /* Fail. This unaligned block must the last. */ + addr = -1; + break; + } + } else { + /* + * Since the result the kernel gave didn't fit, start + * again at low memory. If any repetition, fail. + */ + addr = (repeat ? -1 : 0); + } + + /* Unmap and try again. */ + munmap(ptr, size); + + /* ENOMEM if we checked the whole of the target address space. */ + if (addr == (abi_ulong)-1) { + return (abi_ulong)-1; + } else if (addr == 0) { + if (wrapped) { + return (abi_ulong)-1; + } + wrapped = 1; + /* + * Don't actually use 0 when wrapping, instead indicate + * that we'd truly like an allocation in low memory. + */ + addr = TARGET_PAGE_SIZE; + } else if (wrapped && addr >= start) { + return (abi_ulong)-1; + } + } +} + +abi_ulong mmap_find_vma(abi_ulong start, abi_ulong size) +{ + return mmap_find_vma_aligned(start, size, 0); +} + +/* NOTE: all the constants are the HOST ones */ +abi_long target_mmap(abi_ulong start, abi_ulong len, int prot, + int flags, int fd, off_t offset) +{ + abi_ulong ret, end, real_start, real_end, retaddr, host_offset, host_len; + + mmap_lock(); + if (qemu_loglevel_mask(CPU_LOG_PAGE)) { + qemu_log("mmap: start=0x" TARGET_ABI_FMT_lx + " len=0x" TARGET_ABI_FMT_lx " prot=%c%c%c flags=", + start, len, + prot & PROT_READ ? 'r' : '-', + prot & PROT_WRITE ? 'w' : '-', + prot & PROT_EXEC ? 'x' : '-'); + if (flags & MAP_ALIGNMENT_MASK) { + qemu_log("MAP_ALIGNED(%u) ", + (flags & MAP_ALIGNMENT_MASK) >> MAP_ALIGNMENT_SHIFT); + } + if (flags & MAP_GUARD) { + qemu_log("MAP_GUARD "); + } + if (flags & MAP_FIXED) { + qemu_log("MAP_FIXED "); + } + if (flags & MAP_ANON) { + qemu_log("MAP_ANON "); + } + if (flags & MAP_EXCL) { + qemu_log("MAP_EXCL "); + } + if (flags & MAP_PRIVATE) { + qemu_log("MAP_PRIVATE "); + } + if (flags & MAP_SHARED) { + qemu_log("MAP_SHARED "); + } + if (flags & MAP_NOCORE) { + qemu_log("MAP_NOCORE "); + } + if (flags & MAP_STACK) { + qemu_log("MAP_STACK "); + } + qemu_log("fd=%d offset=0x%lx\n", fd, offset); + } + + if ((flags & MAP_ANON) && fd != -1) { + errno = EINVAL; + goto fail; + } + if (flags & MAP_STACK) { + if ((fd != -1) || ((prot & (PROT_READ | PROT_WRITE)) != + (PROT_READ | PROT_WRITE))) { + errno = EINVAL; + goto fail; + } + } + if ((flags & MAP_GUARD) && (prot != PROT_NONE || fd != -1 || + offset != 0 || (flags & (MAP_SHARED | MAP_PRIVATE | + /* MAP_PREFAULT | */ /* MAP_PREFAULT not in mman.h */ + MAP_PREFAULT_READ | MAP_ANON | MAP_STACK)) != 0)) { + errno = EINVAL; + goto fail; + } + + if (offset & ~TARGET_PAGE_MASK) { + errno = EINVAL; + goto fail; + } + + if (len == 0) { + errno = EINVAL; + goto fail; + } + + /* Check for overflows */ + len = TARGET_PAGE_ALIGN(len); + if (len == 0) { + errno = ENOMEM; + goto fail; + } + + real_start = start & qemu_host_page_mask; + host_offset = offset & qemu_host_page_mask; + + /* + * If the user is asking for the kernel to find a location, do that + * before we truncate the length for mapping files below. + */ + if (!(flags & MAP_FIXED)) { + host_len = len + offset - host_offset; + host_len = HOST_PAGE_ALIGN(host_len); + if ((flags & MAP_ALIGNMENT_MASK) != 0) + start = mmap_find_vma_aligned(real_start, host_len, + (flags & MAP_ALIGNMENT_MASK) >> MAP_ALIGNMENT_SHIFT); + else + start = mmap_find_vma(real_start, host_len); + if (start == (abi_ulong)-1) { + errno = ENOMEM; + goto fail; + } + } + + /* + * When mapping files into a memory area larger than the file, accesses + * to pages beyond the file size will cause a SIGBUS. + * + * For example, if mmaping a file of 100 bytes on a host with 4K pages + * emulating a target with 8K pages, the target expects to be able to + * access the first 8K. But the host will trap us on any access beyond + * 4K. + * + * When emulating a target with a larger page-size than the hosts, we + * may need to truncate file maps at EOF and add extra anonymous pages + * up to the targets page boundary. + */ + + if ((qemu_real_host_page_size < qemu_host_page_size) && fd != -1) { + struct stat sb; + + if (fstat(fd, &sb) == -1) { + goto fail; + } + + /* Are we trying to create a map beyond EOF?. */ + if (offset + len > sb.st_size) { + /* + * If so, truncate the file map at eof aligned with + * the hosts real pagesize. Additional anonymous maps + * will be created beyond EOF. + */ + len = REAL_HOST_PAGE_ALIGN(sb.st_size - offset); + } + } + + if (!(flags & MAP_FIXED)) { + unsigned long host_start; + void *p; + + host_len = len + offset - host_offset; + host_len = HOST_PAGE_ALIGN(host_len); + + /* + * Note: we prefer to control the mapping address. It is + * especially important if qemu_host_page_size > + * qemu_real_host_page_size + */ + p = mmap(g2h_untagged(start), host_len, prot, + flags | MAP_FIXED | ((fd != -1) ? MAP_ANON : 0), -1, 0); + if (p == MAP_FAILED) + goto fail; + /* update start so that it points to the file position at 'offset' */ + host_start = (unsigned long)p; + if (fd != -1) { + p = mmap(g2h_untagged(start), len, prot, + flags | MAP_FIXED, fd, host_offset); + if (p == MAP_FAILED) { + munmap(g2h_untagged(start), host_len); + goto fail; + } + host_start += offset - host_offset; + } + start = h2g(host_start); + } else { + if (start & ~TARGET_PAGE_MASK) { + errno = EINVAL; + goto fail; + } + end = start + len; + real_end = HOST_PAGE_ALIGN(end); + + /* + * Test if requested memory area fits target address space + * It can fail only on 64-bit host with 32-bit target. + * On any other target/host host mmap() handles this error correctly. + */ + if (!guest_range_valid_untagged(start, len)) { + errno = EINVAL; + goto fail; + } + + /* + * worst case: we cannot map the file because the offset is not + * aligned, so we read it + */ + if (fd != -1 && + (offset & ~qemu_host_page_mask) != (start & ~qemu_host_page_mask)) { + /* + * msync() won't work here, so we return an error if write is + * possible while it is a shared mapping + */ + if ((flags & TARGET_BSD_MAP_FLAGMASK) == MAP_SHARED && + (prot & PROT_WRITE)) { + errno = EINVAL; + goto fail; + } + retaddr = target_mmap(start, len, prot | PROT_WRITE, + MAP_FIXED | MAP_PRIVATE | MAP_ANON, + -1, 0); + if (retaddr == -1) + goto fail; + if (pread(fd, g2h_untagged(start), len, offset) == -1) { + goto fail; + } + if (!(prot & PROT_WRITE)) { + ret = target_mprotect(start, len, prot); + assert(ret == 0); + } + goto the_end; + } + + /* Reject the mapping if any page within the range is mapped */ + if ((flags & MAP_EXCL) && page_check_range(start, len, 0) < 0) { + errno = EINVAL; + goto fail; + } + + /* handle the start of the mapping */ + if (start > real_start) { + if (real_end == real_start + qemu_host_page_size) { + /* one single host page */ + ret = mmap_frag(real_start, start, end, + prot, flags, fd, offset); + if (ret == -1) + goto fail; + goto the_end1; + } + ret = mmap_frag(real_start, start, real_start + qemu_host_page_size, + prot, flags, fd, offset); + if (ret == -1) + goto fail; + real_start += qemu_host_page_size; + } + /* handle the end of the mapping */ + if (end < real_end) { + ret = mmap_frag(real_end - qemu_host_page_size, + real_end - qemu_host_page_size, end, + prot, flags, fd, + offset + real_end - qemu_host_page_size - start); + if (ret == -1) + goto fail; + real_end -= qemu_host_page_size; + } + + /* map the middle (easier) */ + if (real_start < real_end) { + void *p; + unsigned long offset1; + if (flags & MAP_ANON) + offset1 = 0; + else + offset1 = offset + real_start - start; + p = mmap(g2h_untagged(real_start), real_end - real_start, + prot, flags, fd, offset1); + if (p == MAP_FAILED) + goto fail; + } + } + the_end1: + page_set_flags(start, start + len, prot | PAGE_VALID); + the_end: +#ifdef DEBUG_MMAP + printf("ret=0x" TARGET_ABI_FMT_lx "\n", start); + page_dump(stdout); + printf("\n"); +#endif + tb_invalidate_phys_range(start, start + len); + mmap_unlock(); + return start; +fail: + mmap_unlock(); + return -1; +} + +static void mmap_reserve(abi_ulong start, abi_ulong size) +{ + abi_ulong real_start; + abi_ulong real_end; + abi_ulong addr; + abi_ulong end; + int prot; + + real_start = start & qemu_host_page_mask; + real_end = HOST_PAGE_ALIGN(start + size); + end = start + size; + if (start > real_start) { + /* handle host page containing start */ + prot = 0; + for (addr = real_start; addr < start; addr += TARGET_PAGE_SIZE) { + prot |= page_get_flags(addr); + } + if (real_end == real_start + qemu_host_page_size) { + for (addr = end; addr < real_end; addr += TARGET_PAGE_SIZE) { + prot |= page_get_flags(addr); + } + end = real_end; + } + if (prot != 0) { + real_start += qemu_host_page_size; + } + } + if (end < real_end) { + prot = 0; + for (addr = end; addr < real_end; addr += TARGET_PAGE_SIZE) { + prot |= page_get_flags(addr); + } + if (prot != 0) { + real_end -= qemu_host_page_size; + } + } + if (real_start != real_end) { + mmap(g2h_untagged(real_start), real_end - real_start, PROT_NONE, + MAP_FIXED | MAP_ANON | MAP_PRIVATE, -1, 0); + } +} + +int target_munmap(abi_ulong start, abi_ulong len) +{ + abi_ulong end, real_start, real_end, addr; + int prot, ret; + +#ifdef DEBUG_MMAP + printf("munmap: start=0x" TARGET_ABI_FMT_lx " len=0x" + TARGET_ABI_FMT_lx "\n", + start, len); +#endif + if (start & ~TARGET_PAGE_MASK) + return -EINVAL; + len = TARGET_PAGE_ALIGN(len); + if (len == 0) + return -EINVAL; + mmap_lock(); + end = start + len; + real_start = start & qemu_host_page_mask; + real_end = HOST_PAGE_ALIGN(end); + + if (start > real_start) { + /* handle host page containing start */ + prot = 0; + for (addr = real_start; addr < start; addr += TARGET_PAGE_SIZE) { + prot |= page_get_flags(addr); + } + if (real_end == real_start + qemu_host_page_size) { + for (addr = end; addr < real_end; addr += TARGET_PAGE_SIZE) { + prot |= page_get_flags(addr); + } + end = real_end; + } + if (prot != 0) + real_start += qemu_host_page_size; + } + if (end < real_end) { + prot = 0; + for (addr = end; addr < real_end; addr += TARGET_PAGE_SIZE) { + prot |= page_get_flags(addr); + } + if (prot != 0) + real_end -= qemu_host_page_size; + } + + ret = 0; + /* unmap what we can */ + if (real_start < real_end) { + if (reserved_va) { + mmap_reserve(real_start, real_end - real_start); + } else { + ret = munmap(g2h_untagged(real_start), real_end - real_start); + } + } + + if (ret == 0) { + page_set_flags(start, start + len, 0); + tb_invalidate_phys_range(start, start + len); + } + mmap_unlock(); + return ret; +} + +int target_msync(abi_ulong start, abi_ulong len, int flags) +{ + abi_ulong end; + + if (start & ~TARGET_PAGE_MASK) + return -EINVAL; + len = TARGET_PAGE_ALIGN(len); + end = start + len; + if (end < start) + return -EINVAL; + if (end == start) + return 0; + + start &= qemu_host_page_mask; + return msync(g2h_untagged(start), end - start, flags); +} diff --git a/bsd-user/netbsd/host-os.h b/bsd-user/netbsd/host-os.h new file mode 100644 index 000000000..c0be51a7e --- /dev/null +++ b/bsd-user/netbsd/host-os.h @@ -0,0 +1,25 @@ +/* + * NetBSD host dependent code and definitions + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _HOST_OS_H_ +#define _HOST_OS_H_ + +#define HOST_DEFAULT_BSD_TYPE target_netbsd + +#endif /*!_HOST_OS_H_ */ diff --git a/bsd-user/netbsd/os-strace.h b/bsd-user/netbsd/os-strace.h new file mode 100644 index 000000000..70cf51d63 --- /dev/null +++ b/bsd-user/netbsd/os-strace.h @@ -0,0 +1 @@ +/* XXX NetBSD dependent strace print functions */ diff --git a/bsd-user/netbsd/strace.list b/bsd-user/netbsd/strace.list new file mode 100644 index 000000000..5609d70d6 --- /dev/null +++ b/bsd-user/netbsd/strace.list @@ -0,0 +1,145 @@ +{ TARGET_NETBSD_NR___getcwd, "__getcwd", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR___syscall, "__syscall", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR___sysctl, "__sysctl", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_accept, "accept", "%s(%d,%#x,%#x)", NULL, NULL }, +{ TARGET_NETBSD_NR_access, "access", "%s(\"%s\",%#o)", NULL, NULL }, +{ TARGET_NETBSD_NR_acct, "acct", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_adjtime, "adjtime", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_bind, "bind", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_break, "break", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_chdir, "chdir", "%s(\"%s\")", NULL, NULL }, +{ TARGET_NETBSD_NR_chflags, "chflags", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_chmod, "chmod", "%s(\"%s\",%#o)", NULL, NULL }, +{ TARGET_NETBSD_NR_chown, "chown", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_chroot, "chroot", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_clock_getres, "clock_getres", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_clock_gettime, "clock_gettime", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_clock_settime, "clock_settime", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_close, "close", "%s(%d)", NULL, NULL }, +{ TARGET_NETBSD_NR_connect, "connect", "%s(%d,%#x,%d)", NULL, NULL }, +{ TARGET_NETBSD_NR_dup, "dup", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_dup2, "dup2", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_execve, "execve", NULL, print_execve, NULL }, +{ TARGET_NETBSD_NR_exit, "exit", "%s(%d)\n", NULL, NULL }, +{ TARGET_NETBSD_NR_fchdir, "fchdir", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_fchflags, "fchflags", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_fchmod, "fchmod", "%s(%d,%#o)", NULL, NULL }, +{ TARGET_NETBSD_NR_fchown, "fchown", "%s(\"%s\",%d,%d)", NULL, NULL }, +{ TARGET_NETBSD_NR_fcntl, "fcntl", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_flock, "flock", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_fork, "fork", "%s()", NULL, NULL }, +{ TARGET_NETBSD_NR_fpathconf, "fpathconf", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_fsync, "fsync", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_ftruncate, "ftruncate", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_futimes, "futimes", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_getegid, "getegid", "%s()", NULL, NULL }, +{ TARGET_NETBSD_NR_geteuid, "geteuid", "%s()", NULL, NULL }, +{ TARGET_NETBSD_NR_getgid, "getgid", "%s()", NULL, NULL }, +{ TARGET_NETBSD_NR_getgroups, "getgroups", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_getitimer, "getitimer", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_getpeername, "getpeername", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_getpgid, "getpgid", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_getpgrp, "getpgrp", "%s()", NULL, NULL }, +{ TARGET_NETBSD_NR_getpid, "getpid", "%s()", NULL, NULL }, +{ TARGET_NETBSD_NR_getppid, "getppid", "%s()", NULL, NULL }, +{ TARGET_NETBSD_NR_getpriority, "getpriority", "%s(%#x,%#x)", NULL, NULL }, +{ TARGET_NETBSD_NR_getrlimit, "getrlimit", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_getrusage, "getrusage", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_getsid, "getsid", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_getsockname, "getsockname", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_getsockopt, "getsockopt", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_gettimeofday, "gettimeofday", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_getuid, "getuid", "%s()", NULL, NULL }, +{ TARGET_NETBSD_NR_ioctl, "ioctl", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_issetugid, "issetugid", "%s()", NULL, NULL }, +{ TARGET_NETBSD_NR_kevent, "kevent", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_kill, "kill", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_kqueue, "kqueue", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_ktrace, "ktrace", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_lchown, "lchown", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_lfs_bmapv, "lfs_bmapv", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_lfs_markv, "lfs_markv", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_lfs_segclean, "lfs_segclean", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_lfs_segwait, "lfs_segwait", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_link, "link", "%s(\"%s\",\"%s\")", NULL, NULL }, +{ TARGET_NETBSD_NR_listen, "listen", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_lseek, "lseek", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_madvise, "madvise", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_mincore, "mincore", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_minherit, "minherit", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_mkdir, "mkdir", "%s(\"%s\",%#o)", NULL, NULL }, +{ TARGET_NETBSD_NR_mkfifo, "mkfifo", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_mknod, "mknod", "%s(\"%s\",%#o,%#x)", NULL, NULL }, +{ TARGET_NETBSD_NR_mlock, "mlock", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_mlockall, "mlockall", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_mmap, "mmap", NULL, NULL, print_syscall_ret_addr }, +{ TARGET_NETBSD_NR_mprotect, "mprotect", "%s(%#x,%#x,%d)", NULL, NULL }, +{ TARGET_NETBSD_NR_msgget, "msgget", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_msgrcv, "msgrcv", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_msgsnd, "msgsnd", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_munlock, "munlock", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_munlockall, "munlockall", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_munmap, "munmap", "%s(%p,%d)", NULL, NULL }, +{ TARGET_NETBSD_NR_nanosleep, "nanosleep", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_nfssvc, "nfssvc", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_open, "open", "%s(\"%s\",%#x,%#o)", NULL, NULL }, +{ TARGET_NETBSD_NR_pathconf, "pathconf", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_pipe, "pipe", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_poll, "poll", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_pread, "pread", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_preadv, "preadv", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_profil, "profil", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_ptrace, "ptrace", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_pwrite, "pwrite", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_pwritev, "pwritev", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_quotactl, "quotactl", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_read, "read", "%s(%d,%#x,%d)", NULL, NULL }, +{ TARGET_NETBSD_NR_readlink, "readlink", "%s(\"%s\",%p,%d)", NULL, NULL }, +{ TARGET_NETBSD_NR_readv, "readv", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_reboot, "reboot", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_recvfrom, "recvfrom", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_recvmsg, "recvmsg", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_rename, "rename", "%s(\"%s\",\"%s\")", NULL, NULL }, +{ TARGET_NETBSD_NR_revoke, "revoke", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_rmdir, "rmdir", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_sbrk, "sbrk", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_sched_yield, "sched_yield", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_select, "select", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_semget, "semget", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_semop, "semop", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_sendmsg, "sendmsg", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_sendto, "sendto", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setegid, "setegid", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_seteuid, "seteuid", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setgid, "setgid", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setgroups, "setgroups", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setitimer, "setitimer", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setpgid, "setpgid", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setpriority, "setpriority", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setregid, "setregid", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setreuid, "setreuid", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setrlimit, "setrlimit", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setsid, "setsid", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setsockopt, "setsockopt", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_settimeofday, "settimeofday", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setuid, "setuid", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_shmat, "shmat", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_shmdt, "shmdt", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_shmget, "shmget", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_shutdown, "shutdown", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_socketpair, "socketpair", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_sstk, "sstk", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_swapctl, "swapctl", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_symlink, "symlink", "%s(\"%s\",\"%s\")", NULL, NULL }, +{ TARGET_NETBSD_NR_sync, "sync", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_sysarch, "sysarch", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_syscall, "syscall", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_truncate, "truncate", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_umask, "umask", "%s(%#o)", NULL, NULL }, +{ TARGET_NETBSD_NR_unlink, "unlink", "%s(\"%s\")", NULL, NULL }, +{ TARGET_NETBSD_NR_unmount, "unmount", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_utimes, "utimes", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_vfork, "vfork", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_wait4, "wait4", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_write, "write", "%s(%d,%#x,%d)", NULL, NULL }, +{ TARGET_NETBSD_NR_writev, "writev", "%s(%d,%p,%#x)", NULL, NULL }, diff --git a/bsd-user/netbsd/syscall_nr.h b/bsd-user/netbsd/syscall_nr.h new file mode 100644 index 000000000..2e9ab5378 --- /dev/null +++ b/bsd-user/netbsd/syscall_nr.h @@ -0,0 +1,373 @@ +/* $NetBSD: syscall.h,v 1.215 2008/06/17 16:07:57 tsutsui Exp $ */ + +/* + * System call numbers. + * + * created from NetBSD: syscalls.master,v 1.204 2008/06/17 16:05:23 tsutsui Exp + */ + +#define TARGET_NETBSD_NR_syscall 0 +#define TARGET_NETBSD_NR_exit 1 +#define TARGET_NETBSD_NR_fork 2 +#define TARGET_NETBSD_NR_read 3 +#define TARGET_NETBSD_NR_write 4 +#define TARGET_NETBSD_NR_open 5 +#define TARGET_NETBSD_NR_close 6 +#define TARGET_NETBSD_NR_wait4 7 +#define TARGET_NETBSD_NR_compat_43_ocreat 8 +#define TARGET_NETBSD_NR_link 9 +#define TARGET_NETBSD_NR_unlink 10 +#define TARGET_NETBSD_NR_chdir 12 +#define TARGET_NETBSD_NR_fchdir 13 +#define TARGET_NETBSD_NR_mknod 14 +#define TARGET_NETBSD_NR_chmod 15 +#define TARGET_NETBSD_NR_chown 16 +#define TARGET_NETBSD_NR_break 17 +#define TARGET_NETBSD_NR_compat_20_getfsstat 18 +#define TARGET_NETBSD_NR_compat_43_olseek 19 +#define TARGET_NETBSD_NR_getpid 20 +#define TARGET_NETBSD_NR_getpid 20 +#define TARGET_NETBSD_NR_compat_40_mount 21 +#define TARGET_NETBSD_NR_unmount 22 +#define TARGET_NETBSD_NR_setuid 23 +#define TARGET_NETBSD_NR_getuid 24 +#define TARGET_NETBSD_NR_getuid 24 +#define TARGET_NETBSD_NR_geteuid 25 +#define TARGET_NETBSD_NR_ptrace 26 +#define TARGET_NETBSD_NR_recvmsg 27 +#define TARGET_NETBSD_NR_sendmsg 28 +#define TARGET_NETBSD_NR_recvfrom 29 +#define TARGET_NETBSD_NR_accept 30 +#define TARGET_NETBSD_NR_getpeername 31 +#define TARGET_NETBSD_NR_getsockname 32 +#define TARGET_NETBSD_NR_access 33 +#define TARGET_NETBSD_NR_chflags 34 +#define TARGET_NETBSD_NR_fchflags 35 +#define TARGET_NETBSD_NR_sync 36 +#define TARGET_NETBSD_NR_kill 37 +#define TARGET_NETBSD_NR_compat_43_stat43 38 +#define TARGET_NETBSD_NR_getppid 39 +#define TARGET_NETBSD_NR_compat_43_lstat43 40 +#define TARGET_NETBSD_NR_dup 41 +#define TARGET_NETBSD_NR_pipe 42 +#define TARGET_NETBSD_NR_getegid 43 +#define TARGET_NETBSD_NR_profil 44 +#define TARGET_NETBSD_NR_ktrace 45 +#define TARGET_NETBSD_NR_compat_13_sigaction13 46 +#define TARGET_NETBSD_NR_getgid 47 +#define TARGET_NETBSD_NR_getgid 47 +#define TARGET_NETBSD_NR_compat_13_sigprocmask13 48 +#define TARGET_NETBSD_NR___getlogin 49 +#define TARGET_NETBSD_NR___setlogin 50 +#define TARGET_NETBSD_NR_acct 51 +#define TARGET_NETBSD_NR_compat_13_sigpending13 52 +#define TARGET_NETBSD_NR_compat_13_sigaltstack13 53 +#define TARGET_NETBSD_NR_ioctl 54 +#define TARGET_NETBSD_NR_compat_12_oreboot 55 +#define TARGET_NETBSD_NR_revoke 56 +#define TARGET_NETBSD_NR_symlink 57 +#define TARGET_NETBSD_NR_readlink 58 +#define TARGET_NETBSD_NR_execve 59 +#define TARGET_NETBSD_NR_umask 60 +#define TARGET_NETBSD_NR_chroot 61 +#define TARGET_NETBSD_NR_compat_43_fstat43 62 +#define TARGET_NETBSD_NR_compat_43_ogetkerninfo 63 +#define TARGET_NETBSD_NR_compat_43_ogetpagesize 64 +#define TARGET_NETBSD_NR_compat_12_msync 65 +#define TARGET_NETBSD_NR_vfork 66 +#define TARGET_NETBSD_NR_sbrk 69 +#define TARGET_NETBSD_NR_sstk 70 +#define TARGET_NETBSD_NR_compat_43_ommap 71 +#define TARGET_NETBSD_NR_vadvise 72 +#define TARGET_NETBSD_NR_munmap 73 +#define TARGET_NETBSD_NR_mprotect 74 +#define TARGET_NETBSD_NR_madvise 75 +#define TARGET_NETBSD_NR_mincore 78 +#define TARGET_NETBSD_NR_getgroups 79 +#define TARGET_NETBSD_NR_setgroups 80 +#define TARGET_NETBSD_NR_getpgrp 81 +#define TARGET_NETBSD_NR_setpgid 82 +#define TARGET_NETBSD_NR_setitimer 83 +#define TARGET_NETBSD_NR_compat_43_owait 84 +#define TARGET_NETBSD_NR_compat_12_oswapon 85 +#define TARGET_NETBSD_NR_getitimer 86 +#define TARGET_NETBSD_NR_compat_43_ogethostname 87 +#define TARGET_NETBSD_NR_compat_43_osethostname 88 +#define TARGET_NETBSD_NR_compat_43_ogetdtablesize 89 +#define TARGET_NETBSD_NR_dup2 90 +#define TARGET_NETBSD_NR_fcntl 92 +#define TARGET_NETBSD_NR_select 93 +#define TARGET_NETBSD_NR_fsync 95 +#define TARGET_NETBSD_NR_setpriority 96 +#define TARGET_NETBSD_NR_compat_30_socket 97 +#define TARGET_NETBSD_NR_connect 98 +#define TARGET_NETBSD_NR_compat_43_oaccept 99 +#define TARGET_NETBSD_NR_getpriority 100 +#define TARGET_NETBSD_NR_compat_43_osend 101 +#define TARGET_NETBSD_NR_compat_43_orecv 102 +#define TARGET_NETBSD_NR_compat_13_sigreturn13 103 +#define TARGET_NETBSD_NR_bind 104 +#define TARGET_NETBSD_NR_setsockopt 105 +#define TARGET_NETBSD_NR_listen 106 +#define TARGET_NETBSD_NR_compat_43_osigvec 108 +#define TARGET_NETBSD_NR_compat_43_osigblock 109 +#define TARGET_NETBSD_NR_compat_43_osigsetmask 110 +#define TARGET_NETBSD_NR_compat_13_sigsuspend13 111 +#define TARGET_NETBSD_NR_compat_43_osigstack 112 +#define TARGET_NETBSD_NR_compat_43_orecvmsg 113 +#define TARGET_NETBSD_NR_compat_43_osendmsg 114 +#define TARGET_NETBSD_NR_gettimeofday 116 +#define TARGET_NETBSD_NR_getrusage 117 +#define TARGET_NETBSD_NR_getsockopt 118 +#define TARGET_NETBSD_NR_readv 120 +#define TARGET_NETBSD_NR_writev 121 +#define TARGET_NETBSD_NR_settimeofday 122 +#define TARGET_NETBSD_NR_fchown 123 +#define TARGET_NETBSD_NR_fchmod 124 +#define TARGET_NETBSD_NR_compat_43_orecvfrom 125 +#define TARGET_NETBSD_NR_setreuid 126 +#define TARGET_NETBSD_NR_setregid 127 +#define TARGET_NETBSD_NR_rename 128 +#define TARGET_NETBSD_NR_compat_43_otruncate 129 +#define TARGET_NETBSD_NR_compat_43_oftruncate 130 +#define TARGET_NETBSD_NR_flock 131 +#define TARGET_NETBSD_NR_mkfifo 132 +#define TARGET_NETBSD_NR_sendto 133 +#define TARGET_NETBSD_NR_shutdown 134 +#define TARGET_NETBSD_NR_socketpair 135 +#define TARGET_NETBSD_NR_mkdir 136 +#define TARGET_NETBSD_NR_rmdir 137 +#define TARGET_NETBSD_NR_utimes 138 +#define TARGET_NETBSD_NR_adjtime 140 +#define TARGET_NETBSD_NR_compat_43_ogetpeername 141 +#define TARGET_NETBSD_NR_compat_43_ogethostid 142 +#define TARGET_NETBSD_NR_compat_43_osethostid 143 +#define TARGET_NETBSD_NR_compat_43_ogetrlimit 144 +#define TARGET_NETBSD_NR_compat_43_osetrlimit 145 +#define TARGET_NETBSD_NR_compat_43_okillpg 146 +#define TARGET_NETBSD_NR_setsid 147 +#define TARGET_NETBSD_NR_quotactl 148 +#define TARGET_NETBSD_NR_compat_43_oquota 149 +#define TARGET_NETBSD_NR_compat_43_ogetsockname 150 +#define TARGET_NETBSD_NR_nfssvc 155 +#define TARGET_NETBSD_NR_compat_43_ogetdirentries 156 +#define TARGET_NETBSD_NR_compat_20_statfs 157 +#define TARGET_NETBSD_NR_compat_20_fstatfs 158 +#define TARGET_NETBSD_NR_compat_30_getfh 161 +#define TARGET_NETBSD_NR_compat_09_ogetdomainname 162 +#define TARGET_NETBSD_NR_compat_09_osetdomainname 163 +#define TARGET_NETBSD_NR_compat_09_ouname 164 +#define TARGET_NETBSD_NR_sysarch 165 +#define TARGET_NETBSD_NR_compat_10_osemsys 169 +#define TARGET_NETBSD_NR_compat_10_omsgsys 170 +#define TARGET_NETBSD_NR_compat_10_oshmsys 171 +#define TARGET_NETBSD_NR_pread 173 +#define TARGET_NETBSD_NR_pwrite 174 +#define TARGET_NETBSD_NR_compat_30_ntp_gettime 175 +#define TARGET_NETBSD_NR_ntp_adjtime 176 +#define TARGET_NETBSD_NR_setgid 181 +#define TARGET_NETBSD_NR_setegid 182 +#define TARGET_NETBSD_NR_seteuid 183 +#define TARGET_NETBSD_NR_lfs_bmapv 184 +#define TARGET_NETBSD_NR_lfs_markv 185 +#define TARGET_NETBSD_NR_lfs_segclean 186 +#define TARGET_NETBSD_NR_lfs_segwait 187 +#define TARGET_NETBSD_NR_compat_12_stat12 188 +#define TARGET_NETBSD_NR_compat_12_fstat12 189 +#define TARGET_NETBSD_NR_compat_12_lstat12 190 +#define TARGET_NETBSD_NR_pathconf 191 +#define TARGET_NETBSD_NR_fpathconf 192 +#define TARGET_NETBSD_NR_getrlimit 194 +#define TARGET_NETBSD_NR_setrlimit 195 +#define TARGET_NETBSD_NR_compat_12_getdirentries 196 +#define TARGET_NETBSD_NR_mmap 197 +#define TARGET_NETBSD_NR___syscall 198 +#define TARGET_NETBSD_NR_lseek 199 +#define TARGET_NETBSD_NR_truncate 200 +#define TARGET_NETBSD_NR_ftruncate 201 +#define TARGET_NETBSD_NR___sysctl 202 +#define TARGET_NETBSD_NR_mlock 203 +#define TARGET_NETBSD_NR_munlock 204 +#define TARGET_NETBSD_NR_undelete 205 +#define TARGET_NETBSD_NR_futimes 206 +#define TARGET_NETBSD_NR_getpgid 207 +#define TARGET_NETBSD_NR_reboot 208 +#define TARGET_NETBSD_NR_poll 209 +#define TARGET_NETBSD_NR_compat_14___semctl 220 +#define TARGET_NETBSD_NR_semget 221 +#define TARGET_NETBSD_NR_semop 222 +#define TARGET_NETBSD_NR_semconfig 223 +#define TARGET_NETBSD_NR_compat_14_msgctl 224 +#define TARGET_NETBSD_NR_msgget 225 +#define TARGET_NETBSD_NR_msgsnd 226 +#define TARGET_NETBSD_NR_msgrcv 227 +#define TARGET_NETBSD_NR_shmat 228 +#define TARGET_NETBSD_NR_compat_14_shmctl 229 +#define TARGET_NETBSD_NR_shmdt 230 +#define TARGET_NETBSD_NR_shmget 231 +#define TARGET_NETBSD_NR_clock_gettime 232 +#define TARGET_NETBSD_NR_clock_settime 233 +#define TARGET_NETBSD_NR_clock_getres 234 +#define TARGET_NETBSD_NR_timer_create 235 +#define TARGET_NETBSD_NR_timer_delete 236 +#define TARGET_NETBSD_NR_timer_settime 237 +#define TARGET_NETBSD_NR_timer_gettime 238 +#define TARGET_NETBSD_NR_timer_getoverrun 239 +#define TARGET_NETBSD_NR_nanosleep 240 +#define TARGET_NETBSD_NR_fdatasync 241 +#define TARGET_NETBSD_NR_mlockall 242 +#define TARGET_NETBSD_NR_munlockall 243 +#define TARGET_NETBSD_NR___sigtimedwait 244 +#define TARGET_NETBSD_NR_modctl 246 +#define TARGET_NETBSD_NR__ksem_init 247 +#define TARGET_NETBSD_NR__ksem_open 248 +#define TARGET_NETBSD_NR__ksem_unlink 249 +#define TARGET_NETBSD_NR__ksem_close 250 +#define TARGET_NETBSD_NR__ksem_post 251 +#define TARGET_NETBSD_NR__ksem_wait 252 +#define TARGET_NETBSD_NR__ksem_trywait 253 +#define TARGET_NETBSD_NR__ksem_getvalue 254 +#define TARGET_NETBSD_NR__ksem_destroy 255 +#define TARGET_NETBSD_NR_mq_open 257 +#define TARGET_NETBSD_NR_mq_close 258 +#define TARGET_NETBSD_NR_mq_unlink 259 +#define TARGET_NETBSD_NR_mq_getattr 260 +#define TARGET_NETBSD_NR_mq_setattr 261 +#define TARGET_NETBSD_NR_mq_notify 262 +#define TARGET_NETBSD_NR_mq_send 263 +#define TARGET_NETBSD_NR_mq_receive 264 +#define TARGET_NETBSD_NR_mq_timedsend 265 +#define TARGET_NETBSD_NR_mq_timedreceive 266 +#define TARGET_NETBSD_NR___posix_rename 270 +#define TARGET_NETBSD_NR_swapctl 271 +#define TARGET_NETBSD_NR_compat_30_getdents 272 +#define TARGET_NETBSD_NR_minherit 273 +#define TARGET_NETBSD_NR_lchmod 274 +#define TARGET_NETBSD_NR_lchown 275 +#define TARGET_NETBSD_NR_lutimes 276 +#define TARGET_NETBSD_NR___msync13 277 +#define TARGET_NETBSD_NR_compat_30___stat13 278 +#define TARGET_NETBSD_NR_compat_30___fstat13 279 +#define TARGET_NETBSD_NR_compat_30___lstat13 280 +#define TARGET_NETBSD_NR___sigaltstack14 281 +#define TARGET_NETBSD_NR___vfork14 282 +#define TARGET_NETBSD_NR___posix_chown 283 +#define TARGET_NETBSD_NR___posix_fchown 284 +#define TARGET_NETBSD_NR___posix_lchown 285 +#define TARGET_NETBSD_NR_getsid 286 +#define TARGET_NETBSD_NR___clone 287 +#define TARGET_NETBSD_NR_fktrace 288 +#define TARGET_NETBSD_NR_preadv 289 +#define TARGET_NETBSD_NR_pwritev 290 +#define TARGET_NETBSD_NR_compat_16___sigaction14 291 +#define TARGET_NETBSD_NR___sigpending14 292 +#define TARGET_NETBSD_NR___sigprocmask14 293 +#define TARGET_NETBSD_NR___sigsuspend14 294 +#define TARGET_NETBSD_NR_compat_16___sigreturn14 295 +#define TARGET_NETBSD_NR___getcwd 296 +#define TARGET_NETBSD_NR_fchroot 297 +#define TARGET_NETBSD_NR_compat_30_fhopen 298 +#define TARGET_NETBSD_NR_compat_30_fhstat 299 +#define TARGET_NETBSD_NR_compat_20_fhstatfs 300 +#define TARGET_NETBSD_NR_____semctl13 301 +#define TARGET_NETBSD_NR___msgctl13 302 +#define TARGET_NETBSD_NR___shmctl13 303 +#define TARGET_NETBSD_NR_lchflags 304 +#define TARGET_NETBSD_NR_issetugid 305 +#define TARGET_NETBSD_NR_utrace 306 +#define TARGET_NETBSD_NR_getcontext 307 +#define TARGET_NETBSD_NR_setcontext 308 +#define TARGET_NETBSD_NR__lwp_create 309 +#define TARGET_NETBSD_NR__lwp_exit 310 +#define TARGET_NETBSD_NR__lwp_self 311 +#define TARGET_NETBSD_NR__lwp_wait 312 +#define TARGET_NETBSD_NR__lwp_suspend 313 +#define TARGET_NETBSD_NR__lwp_continue 314 +#define TARGET_NETBSD_NR__lwp_wakeup 315 +#define TARGET_NETBSD_NR__lwp_getprivate 316 +#define TARGET_NETBSD_NR__lwp_setprivate 317 +#define TARGET_NETBSD_NR__lwp_kill 318 +#define TARGET_NETBSD_NR__lwp_detach 319 +#define TARGET_NETBSD_NR__lwp_park 320 +#define TARGET_NETBSD_NR__lwp_unpark 321 +#define TARGET_NETBSD_NR__lwp_unpark_all 322 +#define TARGET_NETBSD_NR__lwp_setname 323 +#define TARGET_NETBSD_NR__lwp_getname 324 +#define TARGET_NETBSD_NR__lwp_ctl 325 +#define TARGET_NETBSD_NR_sa_register 330 +#define TARGET_NETBSD_NR_sa_stacks 331 +#define TARGET_NETBSD_NR_sa_enable 332 +#define TARGET_NETBSD_NR_sa_setconcurrency 333 +#define TARGET_NETBSD_NR_sa_yield 334 +#define TARGET_NETBSD_NR_sa_preempt 335 +#define TARGET_NETBSD_NR_sa_unblockyield 336 +#define TARGET_NETBSD_NR___sigaction_sigtramp 340 +#define TARGET_NETBSD_NR_pmc_get_info 341 +#define TARGET_NETBSD_NR_pmc_control 342 +#define TARGET_NETBSD_NR_rasctl 343 +#define TARGET_NETBSD_NR_kqueue 344 +#define TARGET_NETBSD_NR_kevent 345 +#define TARGET_NETBSD_NR__sched_setparam 346 +#define TARGET_NETBSD_NR__sched_getparam 347 +#define TARGET_NETBSD_NR__sched_setaffinity 348 +#define TARGET_NETBSD_NR__sched_getaffinity 349 +#define TARGET_NETBSD_NR_sched_yield 350 +#define TARGET_NETBSD_NR_fsync_range 354 +#define TARGET_NETBSD_NR_uuidgen 355 +#define TARGET_NETBSD_NR_getvfsstat 356 +#define TARGET_NETBSD_NR_statvfs1 357 +#define TARGET_NETBSD_NR_fstatvfs1 358 +#define TARGET_NETBSD_NR_compat_30_fhstatvfs1 359 +#define TARGET_NETBSD_NR_extattrctl 360 +#define TARGET_NETBSD_NR_extattr_set_file 361 +#define TARGET_NETBSD_NR_extattr_get_file 362 +#define TARGET_NETBSD_NR_extattr_delete_file 363 +#define TARGET_NETBSD_NR_extattr_set_fd 364 +#define TARGET_NETBSD_NR_extattr_get_fd 365 +#define TARGET_NETBSD_NR_extattr_delete_fd 366 +#define TARGET_NETBSD_NR_extattr_set_link 367 +#define TARGET_NETBSD_NR_extattr_get_link 368 +#define TARGET_NETBSD_NR_extattr_delete_link 369 +#define TARGET_NETBSD_NR_extattr_list_fd 370 +#define TARGET_NETBSD_NR_extattr_list_file 371 +#define TARGET_NETBSD_NR_extattr_list_link 372 +#define TARGET_NETBSD_NR_pselect 373 +#define TARGET_NETBSD_NR_pollts 374 +#define TARGET_NETBSD_NR_setxattr 375 +#define TARGET_NETBSD_NR_lsetxattr 376 +#define TARGET_NETBSD_NR_fsetxattr 377 +#define TARGET_NETBSD_NR_getxattr 378 +#define TARGET_NETBSD_NR_lgetxattr 379 +#define TARGET_NETBSD_NR_fgetxattr 380 +#define TARGET_NETBSD_NR_listxattr 381 +#define TARGET_NETBSD_NR_llistxattr 382 +#define TARGET_NETBSD_NR_flistxattr 383 +#define TARGET_NETBSD_NR_removexattr 384 +#define TARGET_NETBSD_NR_lremovexattr 385 +#define TARGET_NETBSD_NR_fremovexattr 386 +#define TARGET_NETBSD_NR___stat30 387 +#define TARGET_NETBSD_NR___fstat30 388 +#define TARGET_NETBSD_NR___lstat30 389 +#define TARGET_NETBSD_NR___getdents30 390 +#define TARGET_NETBSD_NR_compat_30___fhstat30 392 +#define TARGET_NETBSD_NR___ntp_gettime30 393 +#define TARGET_NETBSD_NR___socket30 394 +#define TARGET_NETBSD_NR___getfh30 395 +#define TARGET_NETBSD_NR___fhopen40 396 +#define TARGET_NETBSD_NR___fhstatvfs140 397 +#define TARGET_NETBSD_NR___fhstat40 398 +#define TARGET_NETBSD_NR_aio_cancel 399 +#define TARGET_NETBSD_NR_aio_error 400 +#define TARGET_NETBSD_NR_aio_fsync 401 +#define TARGET_NETBSD_NR_aio_read 402 +#define TARGET_NETBSD_NR_aio_return 403 +#define TARGET_NETBSD_NR_aio_suspend 404 +#define TARGET_NETBSD_NR_aio_write 405 +#define TARGET_NETBSD_NR_lio_listio 406 +#define TARGET_NETBSD_NR___mount50 410 +#define TARGET_NETBSD_NR_mremap 411 +#define TARGET_NETBSD_NR_pset_create 412 +#define TARGET_NETBSD_NR_pset_destroy 413 +#define TARGET_NETBSD_NR_pset_assign 414 +#define TARGET_NETBSD_NR__pset_bind 415 +#define TARGET_NETBSD_NR___posix_fadvise50 416 diff --git a/bsd-user/netbsd/target_os_elf.h b/bsd-user/netbsd/target_os_elf.h new file mode 100644 index 000000000..21b475f45 --- /dev/null +++ b/bsd-user/netbsd/target_os_elf.h @@ -0,0 +1,146 @@ +/* + * netbsd ELF definitions + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef _TARGET_OS_ELF_H_ +#define _TARGET_OS_ELF_H_ + +#include "target_arch_elf.h" +#include "elf.h" + +/* this flag is uneffective under linux too, should be deleted */ +#ifndef MAP_DENYWRITE +#define MAP_DENYWRITE 0 +#endif + +/* should probably go in elf.h */ +#ifndef ELIBBAD +#define ELIBBAD 80 +#endif + +#ifndef ELF_PLATFORM +#define ELF_PLATFORM (NULL) +#endif + +#ifndef ELF_HWCAP +#define ELF_HWCAP 0 +#endif + +#ifdef TARGET_ABI32 +#undef ELF_CLASS +#define ELF_CLASS ELFCLASS32 +#undef bswaptls +#define bswaptls(ptr) bswap32s(ptr) +#endif + +/* max code+data+bss space allocated to elf interpreter */ +#define INTERP_MAP_SIZE (32 * 1024 * 1024) + +/* max code+data+bss+brk space allocated to ET_DYN executables */ +#define ET_DYN_MAP_SIZE (128 * 1024 * 1024) + +/* Necessary parameters */ +#define TARGET_ELF_EXEC_PAGESIZE TARGET_PAGE_SIZE +#define TARGET_ELF_PAGESTART(_v) ((_v) & \ + ~(unsigned long)(TARGET_ELF_EXEC_PAGESIZE - 1)) +#define TARGET_ELF_PAGEOFFSET(_v) ((_v) & (TARGET_ELF_EXEC_PAGESIZE - 1)) + +#define DLINFO_ITEMS 12 + +static abi_ulong target_create_elf_tables(abi_ulong p, int argc, int envc, + abi_ulong stringp, + struct elfhdr *exec, + abi_ulong load_addr, + abi_ulong load_bias, + abi_ulong interp_load_addr, + struct image_info *info) +{ + abi_ulong sp; + int size; + abi_ulong u_platform; + const char *k_platform; + const int n = sizeof(elf_addr_t); + + sp = p; + u_platform = 0; + k_platform = ELF_PLATFORM; + if (k_platform) { + size_t len = strlen(k_platform) + 1; + sp -= (len + n - 1) & ~(n - 1); + u_platform = sp; + /* FIXME - check return value of memcpy_to_target() for failure */ + memcpy_to_target(sp, k_platform, len); + } + /* + * Force 16 byte _final_ alignment here for generality. + */ + sp = sp & ~(abi_ulong)15; + size = (DLINFO_ITEMS + 1) * 2; + if (k_platform) { + size += 2; + } +#ifdef DLINFO_ARCH_ITEMS + size += DLINFO_ARCH_ITEMS * 2; +#endif + size += envc + argc + 2; + size += 1; /* argc itself */ + size *= n; + if (size & 15) { + sp -= 16 - (size & 15); + } + + /* + * NetBSD defines elf_addr_t as Elf32_Off / Elf64_Off + */ +#define NEW_AUX_ENT(id, val) do { \ + sp -= n; put_user_ual(val, sp); \ + sp -= n; put_user_ual(id, sp); \ + } while (0) + + NEW_AUX_ENT(AT_NULL, 0); + + /* There must be exactly DLINFO_ITEMS entries here. */ + NEW_AUX_ENT(AT_PHDR, (abi_ulong)(load_addr + exec->e_phoff)); + NEW_AUX_ENT(AT_PHENT, (abi_ulong)(sizeof(struct elf_phdr))); + NEW_AUX_ENT(AT_PHNUM, (abi_ulong)(exec->e_phnum)); + NEW_AUX_ENT(AT_PAGESZ, (abi_ulong)(TARGET_PAGE_SIZE)); + NEW_AUX_ENT(AT_BASE, (abi_ulong)(interp_load_addr)); + NEW_AUX_ENT(AT_FLAGS, (abi_ulong)0); + NEW_AUX_ENT(AT_ENTRY, load_bias + exec->e_entry); + NEW_AUX_ENT(AT_UID, (abi_ulong)getuid()); + NEW_AUX_ENT(AT_EUID, (abi_ulong)geteuid()); + NEW_AUX_ENT(AT_GID, (abi_ulong)getgid()); + NEW_AUX_ENT(AT_EGID, (abi_ulong)getegid()); + NEW_AUX_ENT(AT_HWCAP, (abi_ulong)ELF_HWCAP); + NEW_AUX_ENT(AT_CLKTCK, (abi_ulong)sysconf(_SC_CLK_TCK)); + if (k_platform) { + NEW_AUX_ENT(AT_PLATFORM, u_platform); + } +#ifdef ARCH_DLINFO + /* + * ARCH_DLINFO must come last so platform specific code can enforce + * special alignment requirements on the AUXV if necessary (eg. PPC). + */ + ARCH_DLINFO; +#endif +#undef NEW_AUX_ENT + + sp = loader_build_argptr(envc, argc, sp, stringp); + return sp; +} + +#endif /* _TARGET_OS_ELF_H_ */ diff --git a/bsd-user/netbsd/target_os_siginfo.h b/bsd-user/netbsd/target_os_siginfo.h new file mode 100644 index 000000000..667c19cc7 --- /dev/null +++ b/bsd-user/netbsd/target_os_siginfo.h @@ -0,0 +1,82 @@ +#ifndef _TARGET_OS_SIGINFO_H_ +#define _TARGET_OS_SIGINFO_H_ + +#define TARGET_NSIG 32 /* counting 0; could be 33 (mask is 1-32) */ +#define TARGET_NSIG_BPW (sizeof(uint32_t) * 8) +#define TARGET_NSIG_WORDS (TARGET_NSIG / TARGET_NSIG_BPW) + +/* this struct defines a stack used during syscall handling */ +typedef struct target_sigaltstack { + abi_long ss_sp; + abi_ulong ss_size; + abi_long ss_flags; +} target_stack_t; + +typedef struct { + uint32_t __bits[TARGET_NSIG_WORDS]; +} target_sigset_t + +struct target_sigaction { + abi_ulong _sa_handler; + int32_t sa_flags; + target_sigset_t sa_mask; +}; + +/* Compare to sys/siginfo.h */ +typedef union target_sigval { + int sival_int; + abi_ulong sival_ptr; +} target_sigval_t; + +struct target_ksiginfo { + int32_t _signo; + int32_t _code; + int32_t _errno; +#if TARGET_ABI_BITS == 64 + int32_t _pad; +#endif + union { + struct { + int32_t _pid; + int32_t _uid; + target_sigval_t _value; + } _rt; + + struct { + int32_t _pid; + int32_t _uid; + int32_t _struct; + /* clock_t _utime; */ + /* clock_t _stime; */ + } _child; + + struct { + abi_ulong _addr; + int32_t _trap; + } _fault; + + struct { + long _band; + int _fd; + } _poll; + } _reason; +}; + +typedef union target_siginfo { + int8_t si_pad[128]; + struct target_ksiginfo _info; +} target_siginfo_t; + +#define target_si_signo _info._signo +#define target_si_code _info._code +#define target_si_errno _info._errno +#define target_si_addr _info._reason._fault._addr + +#define TARGET_SEGV_MAPERR 1 +#define TARGET_SEGV_ACCERR 2 + +#define TARGET_TRAP_BRKPT 1 +#define TARGET_TRAP_TRACE 2 + + +#endif /* ! _TARGET_OS_SIGINFO_H_ */ diff --git a/bsd-user/netbsd/target_os_signal.h b/bsd-user/netbsd/target_os_signal.h new file mode 100644 index 000000000..a373922f7 --- /dev/null +++ b/bsd-user/netbsd/target_os_signal.h @@ -0,0 +1,69 @@ +#ifndef _TARGET_OS_SIGNAL_H_ +#define _TARGET_OS_SIGNAL_H_ + +#include "target_os_siginfo.h" +#include "target_arch_signal.h" + +#define TARGET_SIGHUP 1 /* hangup */ +#define TARGET_SIGINT 2 /* interrupt */ +#define TARGET_SIGQUIT 3 /* quit */ +#define TARGET_SIGILL 4 /* illegal instruction (not reset when caught) */ +#define TARGET_SIGTRAP 5 /* trace trap (not reset when caught) */ +#define TARGET_SIGABRT 6 /* abort() */ +#define TARGET_SIGIOT SIGABRT /* compatibility */ +#define TARGET_SIGEMT 7 /* EMT instruction */ +#define TARGET_SIGFPE 8 /* floating point exception */ +#define TARGET_SIGKILL 9 /* kill (cannot be caught or ignored) */ +#define TARGET_SIGBUS 10 /* bus error */ +#define TARGET_SIGSEGV 11 /* segmentation violation */ +#define TARGET_SIGSYS 12 /* bad argument to system call */ +#define TARGET_SIGPIPE 13 /* write on a pipe with no one to read it */ +#define TARGET_SIGALRM 14 /* alarm clock */ +#define TARGET_SIGTERM 15 /* software termination signal from kill */ +#define TARGET_SIGURG 16 /* urgent condition on IO channel */ +#define TARGET_SIGSTOP 17 /* sendable stop signal not from tty */ +#define TARGET_SIGTSTP 18 /* stop signal from tty */ +#define TARGET_SIGCONT 19 /* continue a stopped process */ +#define TARGET_SIGCHLD 20 /* to parent on child stop or exit */ +#define TARGET_SIGTTIN 21 /* to readers pgrp upon background tty read */ +#define TARGET_SIGTTOU 22 /* like TTIN for out if (tp->t_local<OSTOP) */ +#define TARGET_SIGIO 23 /* input/output possible signal */ +#define TARGET_SIGXCPU 24 /* exceeded CPU time limit */ +#define TARGET_SIGXFSZ 25 /* exceeded file size limit */ +#define TARGET_SIGVTALRM 26 /* virtual time alarm */ +#define TARGET_SIGPROF 27 /* profiling time alarm */ +#define TARGET_SIGWINCH 28 /* window size changes */ +#define TARGET_SIGINFO 29 /* information request */ +#define TARGET_SIGUSR1 30 /* user defined signal 1 */ +#define TARGET_SIGUSR2 31 /* user defined signal 2 */ + +/* + * Language spec says we must list exactly one parameter, even though we + * actually supply three. Ugh! + */ +#define TARGET_SIG_DFL ((void (*)(int))0) +#define TARGET_SIG_IGN ((void (*)(int))1) +#define TARGET_SIG_ERR ((void (*)(int))-1) + +#define TARGET_SA_ONSTACK 0x0001 /* take signal on signal stack */ +#define TARGET_SA_RESTART 0x0002 /* restart system on signal return */ +#define TARGET_SA_RESETHAND 0x0004 /* reset to SIG_DFL when taking signal */ +#define TARGET_SA_NODEFER 0x0010 /* don't mask the signal we're delivering */ +#define TARGET_SA_NOCLDWAIT 0x0020 /* don't create zombies (assign to pid 1) */ +#define TARGET_SA_USERTRAMP 0x0100 /* do not bounce off kernel's sigtramp */ +#define TARGET_SA_NOCLDSTOP 0x0008 /* do not generate SIGCHLD on child stop */ +#define TARGET_SA_SIGINFO 0x0040 /* generate siginfo_t */ + +/* + * Flags for sigprocmask: + */ +#define TARGET_SIG_BLOCK 1 /* block specified signal set */ +#define TARGET_SIG_UNBLOCK 2 /* unblock specified signal set */ +#define TARGET_SIG_SETMASK 3 /* set specified signal set */ + +#define TARGET_BADSIG SIG_ERR + +#define TARGET_SS_ONSTACK 0x0001 /* take signals on alternate stack */ +#define TARGET_SS_DISABLE 0x0004 /* disable taking signals on alternate stack */ + +#endif /* !_TARGET_OS_SIGNAL_H_ */ diff --git a/bsd-user/netbsd/target_os_stack.h b/bsd-user/netbsd/target_os_stack.h new file mode 100644 index 000000000..503279c1a --- /dev/null +++ b/bsd-user/netbsd/target_os_stack.h @@ -0,0 +1,56 @@ +/* + * NetBSD setup_initial_stack() implementation. + * + * Copyright (c) 2013-14 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _TARGET_OS_STACK_H_ +#define _TARGET_OS_STACK_H_ + +#include "target_arch_sigtramp.h" + +static inline int setup_initial_stack(struct bsd_binprm *bprm, abi_ulong *p, + abi_ulong *stringp) +{ + int i; + abi_ulong stack_base; + + stack_base = (target_stkbas + target_stksiz) - + MAX_ARG_PAGES * TARGET_PAGE_SIZE; + if (p) { + *p = stack_base; + } + if (stringp) { + *stringp = stack_base; + } + + for (i = 0; i < MAX_ARG_PAGES; i++) { + if (bprm->page[i]) { + info->rss++; + if (!memcpy_to_target(stack_base, bprm->page[i], + TARGET_PAGE_SIZE)) { + errno = EFAULT; + return -1; + } + g_free(bprm->page[i]); + } + stack_base += TARGET_PAGE_SIZE; + } + + return 0; +} + +#endif /* !_TARGET_OS_STACK_H_ */ diff --git a/bsd-user/netbsd/target_os_thread.h b/bsd-user/netbsd/target_os_thread.h new file mode 100644 index 000000000..904dd1bf7 --- /dev/null +++ b/bsd-user/netbsd/target_os_thread.h @@ -0,0 +1,25 @@ +/* + * NetBSD thread dependent code and definitions + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _TARGET_OS_THREAD_H_ +#define _TARGET_OS_THREAD_H_ + +#include "target_arch_thread.h" + +#endif /* !_TARGET_OS_THREAD_H_ */ diff --git a/bsd-user/openbsd/host-os.h b/bsd-user/openbsd/host-os.h new file mode 100644 index 000000000..eb8fdf156 --- /dev/null +++ b/bsd-user/openbsd/host-os.h @@ -0,0 +1,25 @@ +/* + * OpenBSD host dependent code and definitions + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _HOST_OS_H_ +#define _HOST_OS_H_ + +#define HOST_DEFAULT_BSD_TYPE target_openbsd + +#endif /*!_HOST_OS_H_ */ diff --git a/bsd-user/openbsd/os-strace.h b/bsd-user/openbsd/os-strace.h new file mode 100644 index 000000000..916139043 --- /dev/null +++ b/bsd-user/openbsd/os-strace.h @@ -0,0 +1 @@ +/* XXX OpenBSD dependent strace print functions */ diff --git a/bsd-user/openbsd/strace.list b/bsd-user/openbsd/strace.list new file mode 100644 index 000000000..1f0a3316f --- /dev/null +++ b/bsd-user/openbsd/strace.list @@ -0,0 +1,187 @@ +{ TARGET_OPENBSD_NR___getcwd, "__getcwd", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR___semctl, "__semctl", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR___syscall, "__syscall", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR___sysctl, "__sysctl", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_accept, "accept", "%s(%d,%#x,%#x)", NULL, NULL }, +{ TARGET_OPENBSD_NR_access, "access", "%s(\"%s\",%#o)", NULL, NULL }, +{ TARGET_OPENBSD_NR_acct, "acct", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_adjfreq, "adjfreq", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_adjtime, "adjtime", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_bind, "bind", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_break, "break", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_chdir, "chdir", "%s(\"%s\")", NULL, NULL }, +{ TARGET_OPENBSD_NR_chflags, "chflags", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_chmod, "chmod", "%s(\"%s\",%#o)", NULL, NULL }, +{ TARGET_OPENBSD_NR_chown, "chown", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_chroot, "chroot", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_clock_getres, "clock_getres", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_clock_gettime, "clock_gettime", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_clock_settime, "clock_settime", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_close, "close", "%s(%d)", NULL, NULL }, +{ TARGET_OPENBSD_NR_closefrom, "closefrom", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_connect, "connect", "%s(%d,%#x,%d)", NULL, NULL }, +{ TARGET_OPENBSD_NR_dup, "dup", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_dup2, "dup2", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_execve, "execve", NULL, print_execve, NULL }, +{ TARGET_OPENBSD_NR_exit, "exit", "%s(%d)\n", NULL, NULL }, +{ TARGET_OPENBSD_NR_fchdir, "fchdir", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_fchflags, "fchflags", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_fchmod, "fchmod", "%s(%d,%#o)", NULL, NULL }, +{ TARGET_OPENBSD_NR_fchown, "fchown", "%s(\"%s\",%d,%d)", NULL, NULL }, +{ TARGET_OPENBSD_NR_fcntl, "fcntl", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_fhopen, "fhopen", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_fhstat, "fhstat", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_fhstatfs, "fhstatfs", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_flock, "flock", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_fork, "fork", "%s()", NULL, NULL }, +{ TARGET_OPENBSD_NR_fpathconf, "fpathconf", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_fstat, "fstat", "%s(%d,%p)", NULL, NULL }, +{ TARGET_OPENBSD_NR_fstatfs, "fstatfs", "%s(%d,%p)", NULL, NULL }, +{ TARGET_OPENBSD_NR_fsync, "fsync", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_ftruncate, "ftruncate", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_futimes, "futimes", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getdirentries, "getdirentries", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getegid, "getegid", "%s()", NULL, NULL }, +{ TARGET_OPENBSD_NR_geteuid, "geteuid", "%s()", NULL, NULL }, +{ TARGET_OPENBSD_NR_getfh, "getfh", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getfsstat, "getfsstat", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getgid, "getgid", "%s()", NULL, NULL }, +{ TARGET_OPENBSD_NR_getgroups, "getgroups", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getitimer, "getitimer", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getlogin, "getlogin", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getpeereid, "getpeereid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getpeername, "getpeername", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getpgid, "getpgid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getpgrp, "getpgrp", "%s()", NULL, NULL }, +{ TARGET_OPENBSD_NR_getpid, "getpid", "%s()", NULL, NULL }, +{ TARGET_OPENBSD_NR_getppid, "getppid", "%s()", NULL, NULL }, +{ TARGET_OPENBSD_NR_getpriority, "getpriority", "%s(%#x,%#x)", NULL, NULL }, +{ TARGET_OPENBSD_NR_getresgid, "getresgid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getresuid, "getresuid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getrlimit, "getrlimit", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getrusage, "getrusage", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getsid, "getsid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getsockname, "getsockname", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getsockopt, "getsockopt", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getthrid, "getthrid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_gettimeofday, "gettimeofday", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getuid, "getuid", "%s()", NULL, NULL }, +{ TARGET_OPENBSD_NR_ioctl, "ioctl", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_issetugid, "issetugid", "%s()", NULL, NULL }, +{ TARGET_OPENBSD_NR_kevent, "kevent", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_kill, "kill", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_kqueue, "kqueue", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_ktrace, "ktrace", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_lchown, "lchown", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_lfs_bmapv, "lfs_bmapv", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_lfs_markv, "lfs_markv", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_lfs_segclean, "lfs_segclean", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_lfs_segwait, "lfs_segwait", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_link, "link", "%s(\"%s\",\"%s\")", NULL, NULL }, +{ TARGET_OPENBSD_NR_listen, "listen", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_lseek, "lseek", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_lstat, "lstat", "%s(\"%s\",%p)", NULL, NULL }, +{ TARGET_OPENBSD_NR_madvise, "madvise", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_mincore, "mincore", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_minherit, "minherit", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_mkdir, "mkdir", "%s(\"%s\",%#o)", NULL, NULL }, +{ TARGET_OPENBSD_NR_mkfifo, "mkfifo", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_mknod, "mknod", "%s(\"%s\",%#o,%#x)", NULL, NULL }, +{ TARGET_OPENBSD_NR_mlock, "mlock", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_mlockall, "mlockall", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_mmap, "mmap", NULL, NULL, print_syscall_ret_addr }, +{ TARGET_OPENBSD_NR_mount, "mount", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_mprotect, "mprotect", "%s(%#x,%#x,%d)", NULL, NULL }, +{ TARGET_OPENBSD_NR_mquery, "mquery", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_msgctl, "msgctl", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_msgget, "msgget", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_msgrcv, "msgrcv", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_msgsnd, "msgsnd", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_msync, "msync", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_munlock, "munlock", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_munlockall, "munlockall", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_munmap, "munmap", "%s(%p,%d)", NULL, NULL }, +{ TARGET_OPENBSD_NR_nanosleep, "nanosleep", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_nfssvc, "nfssvc", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_open, "open", "%s(\"%s\",%#x,%#o)", NULL, NULL }, +{ TARGET_OPENBSD_NR_opipe, "opipe", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_osigaltstack, "osigaltstack", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_pathconf, "pathconf", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_pipe, "pipe", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_poll, "poll", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_pread, "pread", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_preadv, "preadv", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_profil, "profil", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_ptrace, "ptrace", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_pwrite, "pwrite", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_pwritev, "pwritev", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_quotactl, "quotactl", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_read, "read", "%s(%d,%#x,%d)", NULL, NULL }, +{ TARGET_OPENBSD_NR_readlink, "readlink", "%s(\"%s\",%p,%d)", NULL, NULL }, +{ TARGET_OPENBSD_NR_readv, "readv", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_reboot, "reboot", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_recvfrom, "recvfrom", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_recvmsg, "recvmsg", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_rename, "rename", "%s(\"%s\",\"%s\")", NULL, NULL }, +{ TARGET_OPENBSD_NR_revoke, "revoke", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_rfork, "rfork", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_rmdir, "rmdir", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sbrk, "sbrk", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sched_yield, "sched_yield", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_select, "select", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_semget, "semget", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_semop, "semop", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sendmsg, "sendmsg", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sendto, "sendto", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setegid, "setegid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_seteuid, "seteuid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setgid, "setgid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setgroups, "setgroups", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setitimer, "setitimer", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setlogin, "setlogin", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setpgid, "setpgid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setpriority, "setpriority", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setregid, "setregid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setresgid, "setresgid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setresuid, "setresuid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setreuid, "setreuid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setrlimit, "setrlimit", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setsid, "setsid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setsockopt, "setsockopt", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_settimeofday, "settimeofday", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setuid, "setuid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_shmat, "shmat", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_shmctl, "shmctl", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_shmdt, "shmdt", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_shmget, "shmget", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_shutdown, "shutdown", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sigaction, "sigaction", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sigaltstack, "sigaltstack", "%s(%p,%p)", NULL, NULL }, +{ TARGET_OPENBSD_NR_sigpending, "sigpending", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sigprocmask, "sigprocmask", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sigreturn, "sigreturn", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sigsuspend, "sigsuspend", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_socket, "socket", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_socketpair, "socketpair", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sstk, "sstk", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_stat, "stat", "%s(\"%s\",%p)", NULL, NULL }, +{ TARGET_OPENBSD_NR_statfs, "statfs", "%s(\"%s\",%p)", NULL, NULL }, +{ TARGET_OPENBSD_NR_swapctl, "swapctl", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_symlink, "symlink", "%s(\"%s\",\"%s\")", NULL, NULL }, +{ TARGET_OPENBSD_NR_sync, "sync", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sysarch, "sysarch", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_syscall, "syscall", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_threxit, "threxit", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_thrsigdivert, "thrsigdivert", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_thrsleep, "thrsleep", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_thrwakeup, "thrwakeup", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_truncate, "truncate", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_umask, "umask", "%s(%#o)", NULL, NULL }, +{ TARGET_OPENBSD_NR_unlink, "unlink", "%s(\"%s\")", NULL, NULL }, +{ TARGET_OPENBSD_NR_unmount, "unmount", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_utimes, "utimes", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_vfork, "vfork", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_wait4, "wait4", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_write, "write", "%s(%d,%#x,%d)", NULL, NULL }, +{ TARGET_OPENBSD_NR_writev, "writev", "%s(%d,%p,%#x)", NULL, NULL }, +{ TARGET_OPENBSD_NR_xfspioctl, "xfspioctl", NULL, NULL, NULL }, diff --git a/bsd-user/openbsd/syscall_nr.h b/bsd-user/openbsd/syscall_nr.h new file mode 100644 index 000000000..dececfd9e --- /dev/null +++ b/bsd-user/openbsd/syscall_nr.h @@ -0,0 +1,225 @@ +/* $OpenBSD: syscall.h,v 1.101 2008/03/16 19:43:41 otto Exp $ */ + +/* + * System call numbers. + * + * created from; OpenBSD: syscalls.master,v 1.90 2008/03/16 19:42:57 otto Exp + */ + +#define TARGET_OPENBSD_NR_syscall 0 +#define TARGET_OPENBSD_NR_exit 1 +#define TARGET_OPENBSD_NR_fork 2 +#define TARGET_OPENBSD_NR_read 3 +#define TARGET_OPENBSD_NR_write 4 +#define TARGET_OPENBSD_NR_open 5 +#define TARGET_OPENBSD_NR_close 6 +#define TARGET_OPENBSD_NR_wait4 7 +#define TARGET_OPENBSD_NR_link 9 +#define TARGET_OPENBSD_NR_unlink 10 +#define TARGET_OPENBSD_NR_chdir 12 +#define TARGET_OPENBSD_NR_fchdir 13 +#define TARGET_OPENBSD_NR_mknod 14 +#define TARGET_OPENBSD_NR_chmod 15 +#define TARGET_OPENBSD_NR_chown 16 +#define TARGET_OPENBSD_NR_break 17 +#define TARGET_OPENBSD_NR_getpid 20 +#define TARGET_OPENBSD_NR_mount 21 +#define TARGET_OPENBSD_NR_unmount 22 +#define TARGET_OPENBSD_NR_setuid 23 +#define TARGET_OPENBSD_NR_getuid 24 +#define TARGET_OPENBSD_NR_geteuid 25 +#define TARGET_OPENBSD_NR_ptrace 26 +#define TARGET_OPENBSD_NR_recvmsg 27 +#define TARGET_OPENBSD_NR_sendmsg 28 +#define TARGET_OPENBSD_NR_recvfrom 29 +#define TARGET_OPENBSD_NR_accept 30 +#define TARGET_OPENBSD_NR_getpeername 31 +#define TARGET_OPENBSD_NR_getsockname 32 +#define TARGET_OPENBSD_NR_access 33 +#define TARGET_OPENBSD_NR_chflags 34 +#define TARGET_OPENBSD_NR_fchflags 35 +#define TARGET_OPENBSD_NR_sync 36 +#define TARGET_OPENBSD_NR_kill 37 +#define TARGET_OPENBSD_NR_getppid 39 +#define TARGET_OPENBSD_NR_dup 41 +#define TARGET_OPENBSD_NR_opipe 42 +#define TARGET_OPENBSD_NR_getegid 43 +#define TARGET_OPENBSD_NR_profil 44 +#define TARGET_OPENBSD_NR_ktrace 45 +#define TARGET_OPENBSD_NR_sigaction 46 +#define TARGET_OPENBSD_NR_getgid 47 +#define TARGET_OPENBSD_NR_sigprocmask 48 +#define TARGET_OPENBSD_NR_getlogin 49 +#define TARGET_OPENBSD_NR_setlogin 50 +#define TARGET_OPENBSD_NR_acct 51 +#define TARGET_OPENBSD_NR_sigpending 52 +#define TARGET_OPENBSD_NR_osigaltstack 53 +#define TARGET_OPENBSD_NR_ioctl 54 +#define TARGET_OPENBSD_NR_reboot 55 +#define TARGET_OPENBSD_NR_revoke 56 +#define TARGET_OPENBSD_NR_symlink 57 +#define TARGET_OPENBSD_NR_readlink 58 +#define TARGET_OPENBSD_NR_execve 59 +#define TARGET_OPENBSD_NR_umask 60 +#define TARGET_OPENBSD_NR_chroot 61 +#define TARGET_OPENBSD_NR_vfork 66 +#define TARGET_OPENBSD_NR_sbrk 69 +#define TARGET_OPENBSD_NR_sstk 70 +#define TARGET_OPENBSD_NR_munmap 73 +#define TARGET_OPENBSD_NR_mprotect 74 +#define TARGET_OPENBSD_NR_madvise 75 +#define TARGET_OPENBSD_NR_mincore 78 +#define TARGET_OPENBSD_NR_getgroups 79 +#define TARGET_OPENBSD_NR_setgroups 80 +#define TARGET_OPENBSD_NR_getpgrp 81 +#define TARGET_OPENBSD_NR_setpgid 82 +#define TARGET_OPENBSD_NR_setitimer 83 +#define TARGET_OPENBSD_NR_getitimer 86 +#define TARGET_OPENBSD_NR_dup2 90 +#define TARGET_OPENBSD_NR_fcntl 92 +#define TARGET_OPENBSD_NR_select 93 +#define TARGET_OPENBSD_NR_fsync 95 +#define TARGET_OPENBSD_NR_setpriority 96 +#define TARGET_OPENBSD_NR_socket 97 +#define TARGET_OPENBSD_NR_connect 98 +#define TARGET_OPENBSD_NR_getpriority 100 +#define TARGET_OPENBSD_NR_sigreturn 103 +#define TARGET_OPENBSD_NR_bind 104 +#define TARGET_OPENBSD_NR_setsockopt 105 +#define TARGET_OPENBSD_NR_listen 106 +#define TARGET_OPENBSD_NR_sigsuspend 111 +#define TARGET_OPENBSD_NR_gettimeofday 116 +#define TARGET_OPENBSD_NR_getrusage 117 +#define TARGET_OPENBSD_NR_getsockopt 118 +#define TARGET_OPENBSD_NR_readv 120 +#define TARGET_OPENBSD_NR_writev 121 +#define TARGET_OPENBSD_NR_settimeofday 122 +#define TARGET_OPENBSD_NR_fchown 123 +#define TARGET_OPENBSD_NR_fchmod 124 +#define TARGET_OPENBSD_NR_setreuid 126 +#define TARGET_OPENBSD_NR_setregid 127 +#define TARGET_OPENBSD_NR_rename 128 +#define TARGET_OPENBSD_NR_flock 131 +#define TARGET_OPENBSD_NR_mkfifo 132 +#define TARGET_OPENBSD_NR_sendto 133 +#define TARGET_OPENBSD_NR_shutdown 134 +#define TARGET_OPENBSD_NR_socketpair 135 +#define TARGET_OPENBSD_NR_mkdir 136 +#define TARGET_OPENBSD_NR_rmdir 137 +#define TARGET_OPENBSD_NR_utimes 138 +#define TARGET_OPENBSD_NR_adjtime 140 +#define TARGET_OPENBSD_NR_setsid 147 +#define TARGET_OPENBSD_NR_quotactl 148 +#define TARGET_OPENBSD_NR_nfssvc 155 +#define TARGET_OPENBSD_NR_getfh 161 +#define TARGET_OPENBSD_NR_sysarch 165 +#define TARGET_OPENBSD_NR_pread 173 +#define TARGET_OPENBSD_NR_pwrite 174 +#define TARGET_OPENBSD_NR_setgid 181 +#define TARGET_OPENBSD_NR_setegid 182 +#define TARGET_OPENBSD_NR_seteuid 183 +#define TARGET_OPENBSD_NR_lfs_bmapv 184 +#define TARGET_OPENBSD_NR_lfs_markv 185 +#define TARGET_OPENBSD_NR_lfs_segclean 186 +#define TARGET_OPENBSD_NR_lfs_segwait 187 +#define TARGET_OPENBSD_NR_pathconf 191 +#define TARGET_OPENBSD_NR_fpathconf 192 +#define TARGET_OPENBSD_NR_swapctl 193 +#define TARGET_OPENBSD_NR_getrlimit 194 +#define TARGET_OPENBSD_NR_setrlimit 195 +#define TARGET_OPENBSD_NR_getdirentries 196 +#define TARGET_OPENBSD_NR_mmap 197 +#define TARGET_OPENBSD_NR___syscall 198 +#define TARGET_OPENBSD_NR_lseek 199 +#define TARGET_OPENBSD_NR_truncate 200 +#define TARGET_OPENBSD_NR_ftruncate 201 +#define TARGET_OPENBSD_NR___sysctl 202 +#define TARGET_OPENBSD_NR_mlock 203 +#define TARGET_OPENBSD_NR_munlock 204 +#define TARGET_OPENBSD_NR_futimes 206 +#define TARGET_OPENBSD_NR_getpgid 207 +#define TARGET_OPENBSD_NR_xfspioctl 208 +#define TARGET_OPENBSD_NR_semget 221 +#define TARGET_OPENBSD_NR_msgget 225 +#define TARGET_OPENBSD_NR_msgsnd 226 +#define TARGET_OPENBSD_NR_msgrcv 227 +#define TARGET_OPENBSD_NR_shmat 228 +#define TARGET_OPENBSD_NR_shmdt 230 +#define TARGET_OPENBSD_NR_clock_gettime 232 +#define TARGET_OPENBSD_NR_clock_settime 233 +#define TARGET_OPENBSD_NR_clock_getres 234 +#define TARGET_OPENBSD_NR_nanosleep 240 +#define TARGET_OPENBSD_NR_minherit 250 +#define TARGET_OPENBSD_NR_rfork 251 +#define TARGET_OPENBSD_NR_poll 252 +#define TARGET_OPENBSD_NR_issetugid 253 +#define TARGET_OPENBSD_NR_lchown 254 +#define TARGET_OPENBSD_NR_getsid 255 +#define TARGET_OPENBSD_NR_msync 256 +#define TARGET_OPENBSD_NR_pipe 263 +#define TARGET_OPENBSD_NR_fhopen 264 +#define TARGET_OPENBSD_NR_preadv 267 +#define TARGET_OPENBSD_NR_pwritev 268 +#define TARGET_OPENBSD_NR_kqueue 269 +#define TARGET_OPENBSD_NR_kevent 270 +#define TARGET_OPENBSD_NR_mlockall 271 +#define TARGET_OPENBSD_NR_munlockall 272 +#define TARGET_OPENBSD_NR_getpeereid 273 +#define TARGET_OPENBSD_NR_getresuid 281 +#define TARGET_OPENBSD_NR_setresuid 282 +#define TARGET_OPENBSD_NR_getresgid 283 +#define TARGET_OPENBSD_NR_setresgid 284 +#define TARGET_OPENBSD_NR_mquery 286 +#define TARGET_OPENBSD_NR_closefrom 287 +#define TARGET_OPENBSD_NR_sigaltstack 288 +#define TARGET_OPENBSD_NR_shmget 289 +#define TARGET_OPENBSD_NR_semop 290 +#define TARGET_OPENBSD_NR_stat 291 +#define TARGET_OPENBSD_NR_fstat 292 +#define TARGET_OPENBSD_NR_lstat 293 +#define TARGET_OPENBSD_NR_fhstat 294 +#define TARGET_OPENBSD_NR___semctl 295 +#define TARGET_OPENBSD_NR_shmctl 296 +#define TARGET_OPENBSD_NR_msgctl 297 +#define TARGET_OPENBSD_NR_sched_yield 298 +#define TARGET_OPENBSD_NR_getthrid 299 +#define TARGET_OPENBSD_NR_thrsleep 300 +#define TARGET_OPENBSD_NR_thrwakeup 301 +#define TARGET_OPENBSD_NR_threxit 302 +#define TARGET_OPENBSD_NR_thrsigdivert 303 +#define TARGET_OPENBSD_NR___getcwd 304 +#define TARGET_OPENBSD_NR_adjfreq 305 +#define TARGET_OPENBSD_NR_getfsstat 306 +#define TARGET_OPENBSD_NR_statfs 307 +#define TARGET_OPENBSD_NR_fstatfs 308 +#define TARGET_OPENBSD_NR_fhstatfs 309 + +/* syscall flags from machine/trap.h */ + +/* $OpenBSD: trap.h,v 1.4 2008/07/04 22:04:37 kettenis Exp $ */ +/* $NetBSD: trap.h,v 1.4 1999/06/07 05:28:04 eeh Exp $ */ + +/* + * Copyright (c) 1996-1999 Eduardo Horvath + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + */ +#define TARGET_OPENBSD_SYSCALL_G2RFLAG 0x400 /* on success, return to %g2 rather than npc */ +#define TARGET_OPENBSD_SYSCALL_G7RFLAG 0x800 /* use %g7 as above (deprecated) */ diff --git a/bsd-user/openbsd/target_os_elf.h b/bsd-user/openbsd/target_os_elf.h new file mode 100644 index 000000000..a5cfcd3af --- /dev/null +++ b/bsd-user/openbsd/target_os_elf.h @@ -0,0 +1,146 @@ +/* + * openbsd ELF definitions + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef _TARGET_OS_ELF_H_ +#define _TARGET_OS_ELF_H_ + +#include "target_arch_elf.h" +#include "elf.h" + +/* this flag is uneffective under linux too, should be deleted */ +#ifndef MAP_DENYWRITE +#define MAP_DENYWRITE 0 +#endif + +/* should probably go in elf.h */ +#ifndef ELIBBAD +#define ELIBBAD 80 +#endif + +#ifndef ELF_PLATFORM +#define ELF_PLATFORM (NULL) +#endif + +#ifndef ELF_HWCAP +#define ELF_HWCAP 0 +#endif + +#ifdef TARGET_ABI32 +#undef ELF_CLASS +#define ELF_CLASS ELFCLASS32 +#undef bswaptls +#define bswaptls(ptr) bswap32s(ptr) +#endif + +/* max code+data+bss space allocated to elf interpreter */ +#define INTERP_MAP_SIZE (32 * 1024 * 1024) + +/* max code+data+bss+brk space allocated to ET_DYN executables */ +#define ET_DYN_MAP_SIZE (128 * 1024 * 1024) + +/* Necessary parameters */ +#define TARGET_ELF_EXEC_PAGESIZE TARGET_PAGE_SIZE +#define TARGET_ELF_PAGESTART(_v) ((_v) & \ + ~(unsigned long)(TARGET_ELF_EXEC_PAGESIZE - 1)) +#define TARGET_ELF_PAGEOFFSET(_v) ((_v) & (TARGET_ELF_EXEC_PAGESIZE - 1)) + +#define DLINFO_ITEMS 12 + +static abi_ulong target_create_elf_tables(abi_ulong p, int argc, int envc, + abi_ulong stringp, + struct elfhdr *exec, + abi_ulong load_addr, + abi_ulong load_bias, + abi_ulong interp_load_addr, + struct image_info *info) +{ + abi_ulong sp; + int size; + abi_ulong u_platform; + const char *k_platform; + const int n = sizeof(elf_addr_t); + + sp = p; + u_platform = 0; + k_platform = ELF_PLATFORM; + if (k_platform) { + size_t len = strlen(k_platform) + 1; + sp -= (len + n - 1) & ~(n - 1); + u_platform = sp; + /* FIXME - check return value of memcpy_to_target() for failure */ + memcpy_to_target(sp, k_platform, len); + } + /* + * Force 16 byte _final_ alignment here for generality. + */ + sp = sp & ~(abi_ulong)15; + size = (DLINFO_ITEMS + 1) * 2; + if (k_platform) { + size += 2; + } +#ifdef DLINFO_ARCH_ITEMS + size += DLINFO_ARCH_ITEMS * 2; +#endif + size += envc + argc + 2; + size += 1; /* argc itself */ + size *= n; + if (size & 15) { + sp -= 16 - (size & 15); + } + + /* + * OpenBSD defines elf_addr_t as Elf32_Off / Elf64_Off + */ +#define NEW_AUX_ENT(id, val) do { \ + sp -= n; put_user_ual(val, sp); \ + sp -= n; put_user_ual(id, sp); \ + } while (0) + + NEW_AUX_ENT(AT_NULL, 0); + + /* There must be exactly DLINFO_ITEMS entries here. */ + NEW_AUX_ENT(AT_PHDR, (abi_ulong)(load_addr + exec->e_phoff)); + NEW_AUX_ENT(AT_PHENT, (abi_ulong)(sizeof(struct elf_phdr))); + NEW_AUX_ENT(AT_PHNUM, (abi_ulong)(exec->e_phnum)); + NEW_AUX_ENT(AT_PAGESZ, (abi_ulong)(TARGET_PAGE_SIZE)); + NEW_AUX_ENT(AT_BASE, (abi_ulong)(interp_load_addr)); + NEW_AUX_ENT(AT_FLAGS, (abi_ulong)0); + NEW_AUX_ENT(AT_ENTRY, load_bias + exec->e_entry); + NEW_AUX_ENT(AT_UID, (abi_ulong)getuid()); + NEW_AUX_ENT(AT_EUID, (abi_ulong)geteuid()); + NEW_AUX_ENT(AT_GID, (abi_ulong)getgid()); + NEW_AUX_ENT(AT_EGID, (abi_ulong)getegid()); + NEW_AUX_ENT(AT_HWCAP, (abi_ulong)ELF_HWCAP); + NEW_AUX_ENT(AT_CLKTCK, (abi_ulong)sysconf(_SC_CLK_TCK)); + if (k_platform) { + NEW_AUX_ENT(AT_PLATFORM, u_platform); + } +#ifdef ARCH_DLINFO + /* + * ARCH_DLINFO must come last so platform specific code can enforce + * special alignment requirements on the AUXV if necessary (eg. PPC). + */ + ARCH_DLINFO; +#endif +#undef NEW_AUX_ENT + + sp = loader_build_argptr(envc, argc, sp, stringp); + return sp; +} + +#endif /* _TARGET_OS_ELF_H_ */ diff --git a/bsd-user/openbsd/target_os_siginfo.h b/bsd-user/openbsd/target_os_siginfo.h new file mode 100644 index 000000000..baf646a5a --- /dev/null +++ b/bsd-user/openbsd/target_os_siginfo.h @@ -0,0 +1,82 @@ +#ifndef _TARGET_OS_SIGINFO_H_ +#define _TARGET_OS_SIGINFO_H_ + +#define TARGET_NSIG 32 /* counting 0; could be 33 (mask is 1-32) */ +#define TARGET_NSIG_BPW (sizeof(uint32_t) * 8) +#define TARGET_NSIG_WORDS (TARGET_NSIG / TARGET_NSIG_BPW) + +/* this struct defines a stack used during syscall handling */ +typedef struct target_sigaltstack { + abi_long ss_sp; + abi_ulong ss_size; + abi_long ss_flags; +} target_stack_t; + +typedef struct { + uint32_t __bits[TARGET_NSIG_WORDS]; +} target_sigset_t + +struct target_sigaction { + abi_ulong _sa_handler; + int32_t sa_flags; + target_sigset_t sa_mask; +}; + +/* Compare to sys/siginfo.h */ +typedef union target_sigval { + int sival_int; + abi_ulong sival_ptr; +} target_sigval_t; + +struct target_ksiginfo { + int32_t _signo; + int32_t _code; + int32_t _errno; +#if TARGET_ABI_BITS == 64 + int32_t _pad; +#endif + union { + struct { + int32_t _pid; + int32_t _uid; + target_sigval_t _value; + } _rt; + + struct { + int32_t _pid; + int32_t _uid; + int32_t _struct; + /* clock_t _utime; */ + /* clock_t _stime; */ + } _child; + + struct { + abi_ulong _addr; + int32_t _trap; + } _fault; + + struct { + long _band; + int _fd; + } _poll; + } _reason; +}; + +typedef union target_siginfo { + int8_t si_pad[128]; + struct target_ksiginfo _info; +} target_siginfo_t; + +#define target_si_signo _info._signo +#define target_si_code _info._code +#define target_si_errno _info._errno +#define target_si_addr _info._reason._fault._addr + +#define TARGET_SEGV_MAPERR 1 +#define TARGET_SEGV_ACCERR 2 + +#define TARGET_TRAP_BRKPT 1 +#define TARGET_TRAP_TRACE 2 + + +#endif /* ! _TARGET_OS_SIGINFO_H_ */ diff --git a/bsd-user/openbsd/target_os_signal.h b/bsd-user/openbsd/target_os_signal.h new file mode 100644 index 000000000..a373922f7 --- /dev/null +++ b/bsd-user/openbsd/target_os_signal.h @@ -0,0 +1,69 @@ +#ifndef _TARGET_OS_SIGNAL_H_ +#define _TARGET_OS_SIGNAL_H_ + +#include "target_os_siginfo.h" +#include "target_arch_signal.h" + +#define TARGET_SIGHUP 1 /* hangup */ +#define TARGET_SIGINT 2 /* interrupt */ +#define TARGET_SIGQUIT 3 /* quit */ +#define TARGET_SIGILL 4 /* illegal instruction (not reset when caught) */ +#define TARGET_SIGTRAP 5 /* trace trap (not reset when caught) */ +#define TARGET_SIGABRT 6 /* abort() */ +#define TARGET_SIGIOT SIGABRT /* compatibility */ +#define TARGET_SIGEMT 7 /* EMT instruction */ +#define TARGET_SIGFPE 8 /* floating point exception */ +#define TARGET_SIGKILL 9 /* kill (cannot be caught or ignored) */ +#define TARGET_SIGBUS 10 /* bus error */ +#define TARGET_SIGSEGV 11 /* segmentation violation */ +#define TARGET_SIGSYS 12 /* bad argument to system call */ +#define TARGET_SIGPIPE 13 /* write on a pipe with no one to read it */ +#define TARGET_SIGALRM 14 /* alarm clock */ +#define TARGET_SIGTERM 15 /* software termination signal from kill */ +#define TARGET_SIGURG 16 /* urgent condition on IO channel */ +#define TARGET_SIGSTOP 17 /* sendable stop signal not from tty */ +#define TARGET_SIGTSTP 18 /* stop signal from tty */ +#define TARGET_SIGCONT 19 /* continue a stopped process */ +#define TARGET_SIGCHLD 20 /* to parent on child stop or exit */ +#define TARGET_SIGTTIN 21 /* to readers pgrp upon background tty read */ +#define TARGET_SIGTTOU 22 /* like TTIN for out if (tp->t_local<OSTOP) */ +#define TARGET_SIGIO 23 /* input/output possible signal */ +#define TARGET_SIGXCPU 24 /* exceeded CPU time limit */ +#define TARGET_SIGXFSZ 25 /* exceeded file size limit */ +#define TARGET_SIGVTALRM 26 /* virtual time alarm */ +#define TARGET_SIGPROF 27 /* profiling time alarm */ +#define TARGET_SIGWINCH 28 /* window size changes */ +#define TARGET_SIGINFO 29 /* information request */ +#define TARGET_SIGUSR1 30 /* user defined signal 1 */ +#define TARGET_SIGUSR2 31 /* user defined signal 2 */ + +/* + * Language spec says we must list exactly one parameter, even though we + * actually supply three. Ugh! + */ +#define TARGET_SIG_DFL ((void (*)(int))0) +#define TARGET_SIG_IGN ((void (*)(int))1) +#define TARGET_SIG_ERR ((void (*)(int))-1) + +#define TARGET_SA_ONSTACK 0x0001 /* take signal on signal stack */ +#define TARGET_SA_RESTART 0x0002 /* restart system on signal return */ +#define TARGET_SA_RESETHAND 0x0004 /* reset to SIG_DFL when taking signal */ +#define TARGET_SA_NODEFER 0x0010 /* don't mask the signal we're delivering */ +#define TARGET_SA_NOCLDWAIT 0x0020 /* don't create zombies (assign to pid 1) */ +#define TARGET_SA_USERTRAMP 0x0100 /* do not bounce off kernel's sigtramp */ +#define TARGET_SA_NOCLDSTOP 0x0008 /* do not generate SIGCHLD on child stop */ +#define TARGET_SA_SIGINFO 0x0040 /* generate siginfo_t */ + +/* + * Flags for sigprocmask: + */ +#define TARGET_SIG_BLOCK 1 /* block specified signal set */ +#define TARGET_SIG_UNBLOCK 2 /* unblock specified signal set */ +#define TARGET_SIG_SETMASK 3 /* set specified signal set */ + +#define TARGET_BADSIG SIG_ERR + +#define TARGET_SS_ONSTACK 0x0001 /* take signals on alternate stack */ +#define TARGET_SS_DISABLE 0x0004 /* disable taking signals on alternate stack */ + +#endif /* !_TARGET_OS_SIGNAL_H_ */ diff --git a/bsd-user/openbsd/target_os_stack.h b/bsd-user/openbsd/target_os_stack.h new file mode 100644 index 000000000..4b37955d3 --- /dev/null +++ b/bsd-user/openbsd/target_os_stack.h @@ -0,0 +1,56 @@ +/* + * OpenBSD setup_initial_stack() implementation. + * + * Copyright (c) 2013-14 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _TARGET_OS_STACK_H_ +#define _TARGET_OS_STACK_H_ + +#include "target_arch_sigtramp.h" + +static inline int setup_initial_stack(struct bsd_binprm *bprm, abi_ulong *p, + abi_ulong *stringp) +{ + int i; + abi_ulong stack_base; + + stack_base = (target_stkbas + target_stksiz) - + MAX_ARG_PAGES * TARGET_PAGE_SIZE; + if (p) { + *p = stack_base; + } + if (stringp) { + *stringp = stack_base; + } + + for (i = 0; i < MAX_ARG_PAGES; i++) { + if (bprm->page[i]) { + info->rss++; + if (!memcpy_to_target(stack_base, bprm->page[i], + TARGET_PAGE_SIZE)) { + errno = EFAULT; + return -1; + } + g_free(bprm->page[i]); + } + stack_base += TARGET_PAGE_SIZE; + } + + return 0; +} + +#endif /* !_TARGET_OS_STACK_H_ */ diff --git a/bsd-user/openbsd/target_os_thread.h b/bsd-user/openbsd/target_os_thread.h new file mode 100644 index 000000000..01ed0d9fc --- /dev/null +++ b/bsd-user/openbsd/target_os_thread.h @@ -0,0 +1,25 @@ +/* + * OpenBSD thread dependent code and definitions + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _TARGET_OS_THREAD_H_ +#define _TARGET_OS_THREAD_H_ + +#include "target_arch_thread.h" + +#endif /* !_TARGET_OS_THREAD_H_ */ diff --git a/bsd-user/qemu.h b/bsd-user/qemu.h new file mode 100644 index 000000000..1b3b974af --- /dev/null +++ b/bsd-user/qemu.h @@ -0,0 +1,454 @@ +/* + * qemu bsd user mode definition + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef QEMU_H +#define QEMU_H + +#include "qemu/osdep.h" +#include "cpu.h" +#include "qemu/units.h" +#include "exec/cpu_ldst.h" +#include "exec/exec-all.h" + +#undef DEBUG_REMAP + +#include "exec/user/abitypes.h" + +extern char **environ; + +enum BSDType { + target_freebsd, + target_netbsd, + target_openbsd, +}; +extern enum BSDType bsd_type; + +#include "exec/user/thunk.h" +#include "target_arch.h" +#include "syscall_defs.h" +#include "target_syscall.h" +#include "target_os_vmparam.h" +#include "target_os_signal.h" +#include "exec/gdbstub.h" + +/* + * This struct is used to hold certain information about the image. Basically, + * it replicates in user space what would be certain task_struct fields in the + * kernel + */ +struct image_info { + abi_ulong load_bias; + abi_ulong load_addr; + abi_ulong start_code; + abi_ulong end_code; + abi_ulong start_data; + abi_ulong end_data; + abi_ulong start_brk; + abi_ulong brk; + abi_ulong start_mmap; + abi_ulong mmap; + abi_ulong rss; + abi_ulong start_stack; + abi_ulong entry; + abi_ulong code_offset; + abi_ulong data_offset; + abi_ulong arg_start; + abi_ulong arg_end; + uint32_t elf_flags; +}; + +#define MAX_SIGQUEUE_SIZE 1024 + +struct qemu_sigqueue { + struct qemu_sigqueue *next; + target_siginfo_t info; +}; + +struct emulated_sigtable { + int pending; /* true if signal is pending */ + struct qemu_sigqueue *first; + struct qemu_sigqueue info; /* Put first signal info here */ +}; + +/* + * NOTE: we force a big alignment so that the stack stored after is aligned too + */ +typedef struct TaskState { + pid_t ts_tid; /* tid (or pid) of this task */ + + struct TaskState *next; + struct bsd_binprm *bprm; + struct image_info *info; + + struct emulated_sigtable sigtab[TARGET_NSIG]; + struct qemu_sigqueue sigqueue_table[MAX_SIGQUEUE_SIZE]; /* siginfo queue */ + struct qemu_sigqueue *first_free; /* first free siginfo queue entry */ + int signal_pending; /* non zero if a signal may be pending */ + + uint8_t stack[]; +} __attribute__((aligned(16))) TaskState; + +void init_task_state(TaskState *ts); +void stop_all_tasks(void); +extern const char *qemu_uname_release; + +/* + * TARGET_ARG_MAX defines the number of bytes allocated for arguments + * and envelope for the new program. 256k should suffice for a reasonable + * maxiumum env+arg in 32-bit environments, bump it up to 512k for !ILP32 + * platforms. + */ +#if TARGET_ABI_BITS > 32 +#define TARGET_ARG_MAX (512 * KiB) +#else +#define TARGET_ARG_MAX (256 * KiB) +#endif +#define MAX_ARG_PAGES (TARGET_ARG_MAX / TARGET_PAGE_SIZE) + +/* + * This structure is used to hold the arguments that are + * used when loading binaries. + */ +struct bsd_binprm { + char buf[128]; + void *page[MAX_ARG_PAGES]; + abi_ulong p; + abi_ulong stringp; + int fd; + int e_uid, e_gid; + int argc, envc; + char **argv; + char **envp; + char *filename; /* (Given) Name of binary */ + char *fullpath; /* Full path of binary */ + int (*core_dump)(int, CPUArchState *); +}; + +void do_init_thread(struct target_pt_regs *regs, struct image_info *infop); +abi_ulong loader_build_argptr(int envc, int argc, abi_ulong sp, + abi_ulong stringp); +int loader_exec(const char *filename, char **argv, char **envp, + struct target_pt_regs *regs, struct image_info *infop, + struct bsd_binprm *bprm); + +int load_elf_binary(struct bsd_binprm *bprm, struct target_pt_regs *regs, + struct image_info *info); +int load_flt_binary(struct bsd_binprm *bprm, struct target_pt_regs *regs, + struct image_info *info); +int is_target_elf_binary(int fd); + +abi_long memcpy_to_target(abi_ulong dest, const void *src, + unsigned long len); +void target_set_brk(abi_ulong new_brk); +abi_long do_brk(abi_ulong new_brk); +void syscall_init(void); +abi_long do_freebsd_syscall(void *cpu_env, int num, abi_long arg1, + abi_long arg2, abi_long arg3, abi_long arg4, + abi_long arg5, abi_long arg6, abi_long arg7, + abi_long arg8); +abi_long do_netbsd_syscall(void *cpu_env, int num, abi_long arg1, + abi_long arg2, abi_long arg3, abi_long arg4, + abi_long arg5, abi_long arg6); +abi_long do_openbsd_syscall(void *cpu_env, int num, abi_long arg1, + abi_long arg2, abi_long arg3, abi_long arg4, + abi_long arg5, abi_long arg6); +void gemu_log(const char *fmt, ...) GCC_FMT_ATTR(1, 2); +extern __thread CPUState *thread_cpu; +void cpu_loop(CPUArchState *env); +char *target_strerror(int err); +int get_osversion(void); +void fork_start(void); +void fork_end(int child); + +#include "qemu/log.h" + +/* strace.c */ +struct syscallname { + int nr; + const char *name; + const char *format; + void (*call)(const struct syscallname *, + abi_long, abi_long, abi_long, + abi_long, abi_long, abi_long); + void (*result)(const struct syscallname *, abi_long); +}; + +void +print_freebsd_syscall(int num, + abi_long arg1, abi_long arg2, abi_long arg3, + abi_long arg4, abi_long arg5, abi_long arg6); +void print_freebsd_syscall_ret(int num, abi_long ret); +void +print_netbsd_syscall(int num, + abi_long arg1, abi_long arg2, abi_long arg3, + abi_long arg4, abi_long arg5, abi_long arg6); +void print_netbsd_syscall_ret(int num, abi_long ret); +void +print_openbsd_syscall(int num, + abi_long arg1, abi_long arg2, abi_long arg3, + abi_long arg4, abi_long arg5, abi_long arg6); +void print_openbsd_syscall_ret(int num, abi_long ret); +extern int do_strace; + +/* signal.c */ +void process_pending_signals(CPUArchState *cpu_env); +void signal_init(void); +long do_sigreturn(CPUArchState *env); +long do_rt_sigreturn(CPUArchState *env); +void queue_signal(CPUArchState *env, int sig, target_siginfo_t *info); +abi_long do_sigaltstack(abi_ulong uss_addr, abi_ulong uoss_addr, abi_ulong sp); + +/* mmap.c */ +int target_mprotect(abi_ulong start, abi_ulong len, int prot); +abi_long target_mmap(abi_ulong start, abi_ulong len, int prot, + int flags, int fd, off_t offset); +int target_munmap(abi_ulong start, abi_ulong len); +abi_long target_mremap(abi_ulong old_addr, abi_ulong old_size, + abi_ulong new_size, unsigned long flags, + abi_ulong new_addr); +int target_msync(abi_ulong start, abi_ulong len, int flags); +extern unsigned long last_brk; +extern abi_ulong mmap_next_start; +abi_ulong mmap_find_vma(abi_ulong start, abi_ulong size); +void mmap_fork_start(void); +void mmap_fork_end(int child); + +/* main.c */ +extern char qemu_proc_pathname[]; +extern unsigned long target_maxtsiz; +extern unsigned long target_dfldsiz; +extern unsigned long target_maxdsiz; +extern unsigned long target_dflssiz; +extern unsigned long target_maxssiz; +extern unsigned long target_sgrowsiz; + +/* syscall.c */ +abi_long get_errno(abi_long ret); +bool is_error(abi_long ret); + +/* os-sys.c */ +abi_long do_freebsd_sysarch(void *cpu_env, abi_long arg1, abi_long arg2); + +/* user access */ + +#define VERIFY_READ PAGE_READ +#define VERIFY_WRITE (PAGE_READ | PAGE_WRITE) + +static inline bool access_ok(int type, abi_ulong addr, abi_ulong size) +{ + return page_check_range((target_ulong)addr, size, type) == 0; +} + +/* + * NOTE __get_user and __put_user use host pointers and don't check access. + * + * These are usually used to access struct data members once the struct has been + * locked - usually with lock_user_struct(). + */ +#define __put_user(x, hptr)\ +({\ + int size = sizeof(*hptr);\ + switch (size) {\ + case 1:\ + *(uint8_t *)(hptr) = (uint8_t)(typeof(*hptr))(x);\ + break;\ + case 2:\ + *(uint16_t *)(hptr) = tswap16((typeof(*hptr))(x));\ + break;\ + case 4:\ + *(uint32_t *)(hptr) = tswap32((typeof(*hptr))(x));\ + break;\ + case 8:\ + *(uint64_t *)(hptr) = tswap64((typeof(*hptr))(x));\ + break;\ + default:\ + abort();\ + } \ + 0;\ +}) + +#define __get_user(x, hptr) \ +({\ + int size = sizeof(*hptr);\ + switch (size) {\ + case 1:\ + x = (typeof(*hptr))*(uint8_t *)(hptr);\ + break;\ + case 2:\ + x = (typeof(*hptr))tswap16(*(uint16_t *)(hptr));\ + break;\ + case 4:\ + x = (typeof(*hptr))tswap32(*(uint32_t *)(hptr));\ + break;\ + case 8:\ + x = (typeof(*hptr))tswap64(*(uint64_t *)(hptr));\ + break;\ + default:\ + x = 0;\ + abort();\ + } \ + 0;\ +}) + +/* + * put_user()/get_user() take a guest address and check access + * + * These are usually used to access an atomic data type, such as an int, that + * has been passed by address. These internally perform locking and unlocking + * on the data type. + */ +#define put_user(x, gaddr, target_type) \ +({ \ + abi_ulong __gaddr = (gaddr); \ + target_type *__hptr; \ + abi_long __ret; \ + __hptr = lock_user(VERIFY_WRITE, __gaddr, sizeof(target_type), 0); \ + if (__hptr) { \ + __ret = __put_user((x), __hptr); \ + unlock_user(__hptr, __gaddr, sizeof(target_type)); \ + } else \ + __ret = -TARGET_EFAULT; \ + __ret; \ +}) + +#define get_user(x, gaddr, target_type) \ +({ \ + abi_ulong __gaddr = (gaddr); \ + target_type *__hptr; \ + abi_long __ret; \ + __hptr = lock_user(VERIFY_READ, __gaddr, sizeof(target_type), 1); \ + if (__hptr) { \ + __ret = __get_user((x), __hptr); \ + unlock_user(__hptr, __gaddr, 0); \ + } else { \ + (x) = 0; \ + __ret = -TARGET_EFAULT; \ + } \ + __ret; \ +}) + +#define put_user_ual(x, gaddr) put_user((x), (gaddr), abi_ulong) +#define put_user_sal(x, gaddr) put_user((x), (gaddr), abi_long) +#define put_user_u64(x, gaddr) put_user((x), (gaddr), uint64_t) +#define put_user_s64(x, gaddr) put_user((x), (gaddr), int64_t) +#define put_user_u32(x, gaddr) put_user((x), (gaddr), uint32_t) +#define put_user_s32(x, gaddr) put_user((x), (gaddr), int32_t) +#define put_user_u16(x, gaddr) put_user((x), (gaddr), uint16_t) +#define put_user_s16(x, gaddr) put_user((x), (gaddr), int16_t) +#define put_user_u8(x, gaddr) put_user((x), (gaddr), uint8_t) +#define put_user_s8(x, gaddr) put_user((x), (gaddr), int8_t) + +#define get_user_ual(x, gaddr) get_user((x), (gaddr), abi_ulong) +#define get_user_sal(x, gaddr) get_user((x), (gaddr), abi_long) +#define get_user_u64(x, gaddr) get_user((x), (gaddr), uint64_t) +#define get_user_s64(x, gaddr) get_user((x), (gaddr), int64_t) +#define get_user_u32(x, gaddr) get_user((x), (gaddr), uint32_t) +#define get_user_s32(x, gaddr) get_user((x), (gaddr), int32_t) +#define get_user_u16(x, gaddr) get_user((x), (gaddr), uint16_t) +#define get_user_s16(x, gaddr) get_user((x), (gaddr), int16_t) +#define get_user_u8(x, gaddr) get_user((x), (gaddr), uint8_t) +#define get_user_s8(x, gaddr) get_user((x), (gaddr), int8_t) + +/* + * copy_from_user() and copy_to_user() are usually used to copy data + * buffers between the target and host. These internally perform + * locking/unlocking of the memory. + */ +abi_long copy_from_user(void *hptr, abi_ulong gaddr, size_t len); +abi_long copy_to_user(abi_ulong gaddr, void *hptr, size_t len); + +/* + * Functions for accessing guest memory. The tget and tput functions + * read/write single values, byteswapping as necessary. The lock_user function + * gets a pointer to a contiguous area of guest memory, but does not perform + * any byteswapping. lock_user may return either a pointer to the guest + * memory, or a temporary buffer. + */ + +/* + * Lock an area of guest memory into the host. If copy is true then the + * host area will have the same contents as the guest. + */ +static inline void *lock_user(int type, abi_ulong guest_addr, long len, + int copy) +{ + if (!access_ok(type, guest_addr, len)) { + return NULL; + } +#ifdef DEBUG_REMAP + { + void *addr; + addr = g_malloc(len); + if (copy) { + memcpy(addr, g2h_untagged(guest_addr), len); + } else { + memset(addr, 0, len); + } + return addr; + } +#else + return g2h_untagged(guest_addr); +#endif +} + +/* + * Unlock an area of guest memory. The first LEN bytes must be flushed back to + * guest memory. host_ptr = NULL is explicitly allowed and does nothing. + */ +static inline void unlock_user(void *host_ptr, abi_ulong guest_addr, + long len) +{ + +#ifdef DEBUG_REMAP + if (!host_ptr) { + return; + } + if (host_ptr == g2h_untagged(guest_addr)) { + return; + } + if (len > 0) { + memcpy(g2h_untagged(guest_addr), host_ptr, len); + } + g_free(host_ptr); +#endif +} + +/* + * Return the length of a string in target memory or -TARGET_EFAULT if access + * error. + */ +abi_long target_strlen(abi_ulong gaddr); + +/* Like lock_user but for null terminated strings. */ +static inline void *lock_user_string(abi_ulong guest_addr) +{ + abi_long len; + len = target_strlen(guest_addr); + if (len < 0) { + return NULL; + } + return lock_user(VERIFY_READ, guest_addr, (long)(len + 1), 1); +} + +/* Helper macros for locking/unlocking a target struct. */ +#define lock_user_struct(type, host_ptr, guest_addr, copy) \ + (host_ptr = lock_user(type, guest_addr, sizeof(*host_ptr), copy)) +#define unlock_user_struct(host_ptr, guest_addr, copy) \ + unlock_user(host_ptr, guest_addr, (copy) ? sizeof(*host_ptr) : 0) + +#include <pthread.h> + +#endif /* QEMU_H */ diff --git a/bsd-user/signal.c b/bsd-user/signal.c new file mode 100644 index 000000000..05b277c64 --- /dev/null +++ b/bsd-user/signal.c @@ -0,0 +1,59 @@ +/* + * Emulation of BSD signals + * + * Copyright (c) 2003 - 2008 Fabrice Bellard + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#include "qemu/osdep.h" +#include "qemu.h" + +/* + * Stubbed out routines until we merge signal support from bsd-user + * fork. + */ + +/* + * Queue a signal so that it will be send to the virtual CPU as soon as + * possible. + */ +void queue_signal(CPUArchState *env, int sig, target_siginfo_t *info) +{ + qemu_log_mask(LOG_UNIMP, "No signal queueing, dropping signal %d\n", sig); +} + +void signal_init(void) +{ +} + +void process_pending_signals(CPUArchState *cpu_env) +{ +} + +void cpu_loop_exit_sigsegv(CPUState *cpu, target_ulong addr, + MMUAccessType access_type, bool maperr, uintptr_t ra) +{ + qemu_log_mask(LOG_UNIMP, "No signal support for SIGSEGV\n"); + /* unreachable */ + abort(); +} + +void cpu_loop_exit_sigbus(CPUState *cpu, target_ulong addr, + MMUAccessType access_type, uintptr_t ra) +{ + qemu_log_mask(LOG_UNIMP, "No signal support for SIGBUS\n"); + /* unreachable */ + abort(); +} diff --git a/bsd-user/strace.c b/bsd-user/strace.c new file mode 100644 index 000000000..be40b8a20 --- /dev/null +++ b/bsd-user/strace.c @@ -0,0 +1,241 @@ +/* + * System call tracing and debugging + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#include "qemu/osdep.h" +#include <sys/select.h> +#include <sys/syscall.h> +#include <sys/ioccom.h> +#include <ctype.h> + +#include "qemu.h" + +#include "os-strace.h" /* OS dependent strace print functions */ + +int do_strace; + +/* + * Utility functions + */ + +static void print_sysctl(const struct syscallname *name, abi_long arg1, + abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5, + abi_long arg6) +{ + uint32_t i; + int32_t *namep; + + gemu_log("%s({ ", name->name); + namep = lock_user(VERIFY_READ, arg1, sizeof(int32_t) * arg2, 1); + if (namep) { + int32_t *p = namep; + + for (i = 0; i < (uint32_t)arg2; i++) { + gemu_log("%d ", tswap32(*p++)); + } + unlock_user(namep, arg1, 0); + } + gemu_log("}, %u, 0x" TARGET_ABI_FMT_lx ", 0x" TARGET_ABI_FMT_lx ", 0x" + TARGET_ABI_FMT_lx ", 0x" TARGET_ABI_FMT_lx ")", + (uint32_t)arg2, arg3, arg4, arg5, arg6); +} + +static void print_execve(const struct syscallname *name, abi_long arg1, + abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5, + abi_long arg6) +{ + abi_ulong arg_ptr_addr; + char *s; + + s = lock_user_string(arg1); + if (s == NULL) { + return; + } + gemu_log("%s(\"%s\",{", name->name, s); + unlock_user(s, arg1, 0); + + for (arg_ptr_addr = arg2; ; arg_ptr_addr += sizeof(abi_ulong)) { + abi_ulong *arg_ptr, arg_addr; + + arg_ptr = lock_user(VERIFY_READ, arg_ptr_addr, sizeof(abi_ulong), 1); + if (!arg_ptr) { + return; + } + arg_addr = tswapl(*arg_ptr); + unlock_user(arg_ptr, arg_ptr_addr, 0); + if (!arg_addr) { + break; + } + if ((s = lock_user_string(arg_addr))) { + gemu_log("\"%s\",", s); + unlock_user(s, arg_addr, 0); + } + } + gemu_log("NULL})"); +} + +static void print_ioctl(const struct syscallname *name, + abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, + abi_long arg5, abi_long arg6) +{ + /* Decode the ioctl request */ + gemu_log("%s(%d, 0x%0lx { IO%s%s GRP:0x%x('%c') CMD:%d LEN:%d }, 0x" + TARGET_ABI_FMT_lx ", ...)", + name->name, + (int)arg1, + (unsigned long)arg2, + arg2 & IOC_OUT ? "R" : "", + arg2 & IOC_IN ? "W" : "", + (unsigned)IOCGROUP(arg2), + isprint(IOCGROUP(arg2)) ? (char)IOCGROUP(arg2) : '?', + (int)arg2 & 0xFF, + (int)IOCPARM_LEN(arg2), + arg3); +} + +static void print_sysarch(const struct syscallname *name, abi_long arg1, + abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5, + abi_long arg6) +{ + /* This is os dependent. */ + do_os_print_sysarch(name, arg1, arg2, arg3, arg4, arg5, arg6); +} + +/* + * Variants for the return value output function + */ + +static void print_syscall_ret_addr(const struct syscallname *name, abi_long ret) +{ + if (ret == -1) { + gemu_log(" = -1 errno=%d (%s)\n", errno, strerror(errno)); + } else { + gemu_log(" = 0x" TARGET_ABI_FMT_lx "\n", ret); + } +} + +/* + * An array of all of the syscalls we know about + */ + +static const struct syscallname freebsd_scnames[] = { +#include "freebsd/strace.list" +}; +static const struct syscallname netbsd_scnames[] = { +#include "netbsd/strace.list" +}; +static const struct syscallname openbsd_scnames[] = { +#include "openbsd/strace.list" +}; + +static void print_syscall(int num, const struct syscallname *scnames, + unsigned int nscnames, abi_long arg1, abi_long arg2, abi_long arg3, + abi_long arg4, abi_long arg5, abi_long arg6) +{ + unsigned int i; + const char *format="%s(" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld "," + TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld "," + TARGET_ABI_FMT_ld ")"; + + gemu_log("%d ", getpid() ); + + for (i = 0; i < nscnames; i++) { + if (scnames[i].nr == num) { + if (scnames[i].call != NULL) { + scnames[i].call(&scnames[i], arg1, arg2, arg3, arg4, arg5, + arg6); + } else { + /* XXX: this format system is broken because it uses + host types and host pointers for strings */ + if (scnames[i].format != NULL) { + format = scnames[i].format; + } + gemu_log(format, scnames[i].name, arg1, arg2, arg3, arg4, arg5, + arg6); + } + return; + } + } + gemu_log("Unknown syscall %d\n", num); +} + +static void print_syscall_ret(int num, abi_long ret, + const struct syscallname *scnames, unsigned int nscnames) +{ + unsigned int i; + + for (i = 0; i < nscnames; i++) { + if (scnames[i].nr == num) { + if (scnames[i].result != NULL) { + scnames[i].result(&scnames[i], ret); + } else { + if (ret < 0) { + gemu_log(" = -1 errno=" TARGET_ABI_FMT_ld " (%s)\n", -ret, + strerror(-ret)); + } else { + gemu_log(" = " TARGET_ABI_FMT_ld "\n", ret); + } + } + break; + } + } +} + +/* + * The public interface to this module. + */ +void print_freebsd_syscall(int num, abi_long arg1, abi_long arg2, abi_long arg3, + abi_long arg4, abi_long arg5, abi_long arg6) +{ + + print_syscall(num, freebsd_scnames, ARRAY_SIZE(freebsd_scnames), arg1, arg2, + arg3, arg4, arg5, arg6); +} + +void print_freebsd_syscall_ret(int num, abi_long ret) +{ + + print_syscall_ret(num, ret, freebsd_scnames, ARRAY_SIZE(freebsd_scnames)); +} + +void print_netbsd_syscall(int num, abi_long arg1, abi_long arg2, abi_long arg3, + abi_long arg4, abi_long arg5, abi_long arg6) +{ + + print_syscall(num, netbsd_scnames, ARRAY_SIZE(netbsd_scnames), + arg1, arg2, arg3, arg4, arg5, arg6); +} + +void print_netbsd_syscall_ret(int num, abi_long ret) +{ + + print_syscall_ret(num, ret, netbsd_scnames, ARRAY_SIZE(netbsd_scnames)); +} + +void print_openbsd_syscall(int num, abi_long arg1, abi_long arg2, abi_long arg3, + abi_long arg4, abi_long arg5, abi_long arg6) +{ + + print_syscall(num, openbsd_scnames, ARRAY_SIZE(openbsd_scnames), arg1, arg2, + arg3, arg4, arg5, arg6); +} + +void print_openbsd_syscall_ret(int num, abi_long ret) +{ + + print_syscall_ret(num, ret, openbsd_scnames, ARRAY_SIZE(openbsd_scnames)); +} diff --git a/bsd-user/syscall.c b/bsd-user/syscall.c new file mode 100644 index 000000000..d3322760f --- /dev/null +++ b/bsd-user/syscall.c @@ -0,0 +1,516 @@ +/* + * BSD syscalls + * + * Copyright (c) 2003 - 2008 Fabrice Bellard + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#include "qemu/osdep.h" +#include "qemu/cutils.h" +#include "qemu/path.h" +#include <sys/syscall.h> +#include <sys/param.h> +#include <sys/sysctl.h> +#include <utime.h> + +#include "qemu.h" +#include "qemu-common.h" +#include "user/syscall-trace.h" + +//#define DEBUG + +static abi_ulong target_brk; +static abi_ulong target_original_brk; + +abi_long get_errno(abi_long ret) +{ + if (ret == -1) { + /* XXX need to translate host -> target errnos here */ + return -(errno); + } + return ret; +} + +#define target_to_host_bitmask(x, tbl) (x) + +bool is_error(abi_long ret) +{ + return (abi_ulong)ret >= (abi_ulong)(-4096); +} + +void target_set_brk(abi_ulong new_brk) +{ + target_original_brk = target_brk = HOST_PAGE_ALIGN(new_brk); +} + +/* do_obreak() must return target errnos. */ +static abi_long do_obreak(abi_ulong new_brk) +{ + abi_ulong brk_page; + abi_long mapped_addr; + int new_alloc_size; + + if (!new_brk) + return 0; + if (new_brk < target_original_brk) + return -TARGET_EINVAL; + + brk_page = HOST_PAGE_ALIGN(target_brk); + + /* If the new brk is less than this, set it and we're done... */ + if (new_brk < brk_page) { + target_brk = new_brk; + return 0; + } + + /* We need to allocate more memory after the brk... */ + new_alloc_size = HOST_PAGE_ALIGN(new_brk - brk_page + 1); + mapped_addr = get_errno(target_mmap(brk_page, new_alloc_size, + PROT_READ|PROT_WRITE, + MAP_ANON|MAP_FIXED|MAP_PRIVATE, -1, 0)); + + if (!is_error(mapped_addr)) + target_brk = new_brk; + else + return mapped_addr; + + return 0; +} + +#ifdef __FreeBSD__ +/* + * XXX this uses the undocumented oidfmt interface to find the kind of + * a requested sysctl, see /sys/kern/kern_sysctl.c:sysctl_sysctl_oidfmt() + * (this is mostly copied from src/sbin/sysctl/sysctl.c) + */ +static int +oidfmt(int *oid, int len, char *fmt, uint32_t *kind) +{ + int qoid[CTL_MAXNAME+2]; + uint8_t buf[BUFSIZ]; + int i; + size_t j; + + qoid[0] = 0; + qoid[1] = 4; + memcpy(qoid + 2, oid, len * sizeof(int)); + + j = sizeof(buf); + i = sysctl(qoid, len + 2, buf, &j, 0, 0); + if (i) + return i; + + if (kind) + *kind = *(uint32_t *)buf; + + if (fmt) + strcpy(fmt, (char *)(buf + sizeof(uint32_t))); + return (0); +} + +/* + * try and convert sysctl return data for the target. + * XXX doesn't handle CTLTYPE_OPAQUE and CTLTYPE_STRUCT. + */ +static int sysctl_oldcvt(void *holdp, size_t holdlen, uint32_t kind) +{ + switch (kind & CTLTYPE) { + case CTLTYPE_INT: + case CTLTYPE_UINT: + *(uint32_t *)holdp = tswap32(*(uint32_t *)holdp); + break; +#ifdef TARGET_ABI32 + case CTLTYPE_LONG: + case CTLTYPE_ULONG: + *(uint32_t *)holdp = tswap32(*(long *)holdp); + break; +#else + case CTLTYPE_LONG: + *(uint64_t *)holdp = tswap64(*(long *)holdp); + break; + case CTLTYPE_ULONG: + *(uint64_t *)holdp = tswap64(*(unsigned long *)holdp); + break; +#endif +#ifdef CTLTYPE_U64 + case CTLTYPE_S64: + case CTLTYPE_U64: +#else + case CTLTYPE_QUAD: +#endif + *(uint64_t *)holdp = tswap64(*(uint64_t *)holdp); + break; + case CTLTYPE_STRING: + break; + default: + /* XXX unhandled */ + return -1; + } + return 0; +} + +/* XXX this needs to be emulated on non-FreeBSD hosts... */ +static abi_long do_freebsd_sysctl(abi_ulong namep, int32_t namelen, abi_ulong oldp, + abi_ulong oldlenp, abi_ulong newp, abi_ulong newlen) +{ + abi_long ret; + void *hnamep, *holdp, *hnewp = NULL; + size_t holdlen; + abi_ulong oldlen = 0; + int32_t *snamep = g_malloc(sizeof(int32_t) * namelen), *p, *q, i; + uint32_t kind = 0; + + if (oldlenp) + get_user_ual(oldlen, oldlenp); + if (!(hnamep = lock_user(VERIFY_READ, namep, namelen, 1))) + return -TARGET_EFAULT; + if (newp && !(hnewp = lock_user(VERIFY_READ, newp, newlen, 1))) + return -TARGET_EFAULT; + if (!(holdp = lock_user(VERIFY_WRITE, oldp, oldlen, 0))) + return -TARGET_EFAULT; + holdlen = oldlen; + for (p = hnamep, q = snamep, i = 0; i < namelen; p++, i++) + *q++ = tswap32(*p); + oidfmt(snamep, namelen, NULL, &kind); + /* XXX swap hnewp */ + ret = get_errno(sysctl(snamep, namelen, holdp, &holdlen, hnewp, newlen)); + if (!ret) + sysctl_oldcvt(holdp, holdlen, kind); + put_user_ual(holdlen, oldlenp); + unlock_user(hnamep, namep, 0); + unlock_user(holdp, oldp, holdlen); + if (hnewp) + unlock_user(hnewp, newp, 0); + g_free(snamep); + return ret; +} +#endif + +/* FIXME + * lock_iovec()/unlock_iovec() have a return code of 0 for success where + * other lock functions have a return code of 0 for failure. + */ +static abi_long lock_iovec(int type, struct iovec *vec, abi_ulong target_addr, + int count, int copy) +{ + struct target_iovec *target_vec; + abi_ulong base; + int i; + + target_vec = lock_user(VERIFY_READ, target_addr, count * sizeof(struct target_iovec), 1); + if (!target_vec) + return -TARGET_EFAULT; + for (i = 0;i < count; i++) { + base = tswapl(target_vec[i].iov_base); + vec[i].iov_len = tswapl(target_vec[i].iov_len); + if (vec[i].iov_len != 0) { + vec[i].iov_base = lock_user(type, base, vec[i].iov_len, copy); + /* Don't check lock_user return value. We must call writev even + if a element has invalid base address. */ + } else { + /* zero length pointer is ignored */ + vec[i].iov_base = NULL; + } + } + unlock_user (target_vec, target_addr, 0); + return 0; +} + +static abi_long unlock_iovec(struct iovec *vec, abi_ulong target_addr, + int count, int copy) +{ + struct target_iovec *target_vec; + abi_ulong base; + int i; + + target_vec = lock_user(VERIFY_READ, target_addr, count * sizeof(struct target_iovec), 1); + if (!target_vec) + return -TARGET_EFAULT; + for (i = 0;i < count; i++) { + if (target_vec[i].iov_base) { + base = tswapl(target_vec[i].iov_base); + unlock_user(vec[i].iov_base, base, copy ? vec[i].iov_len : 0); + } + } + unlock_user (target_vec, target_addr, 0); + + return 0; +} + +/* do_syscall() should always have a single exit point at the end so + that actions, such as logging of syscall results, can be performed. + All errnos that do_syscall() returns must be -TARGET_<errcode>. */ +abi_long do_freebsd_syscall(void *cpu_env, int num, abi_long arg1, + abi_long arg2, abi_long arg3, abi_long arg4, + abi_long arg5, abi_long arg6, abi_long arg7, + abi_long arg8) +{ + CPUState *cpu = env_cpu(cpu_env); + abi_long ret; + void *p; + +#ifdef DEBUG + gemu_log("freebsd syscall %d\n", num); +#endif + record_syscall_start(cpu, num, arg1, arg2, arg3, arg4, arg5, arg6, 0, 0); + + if (do_strace) + print_freebsd_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); + + switch (num) { + case TARGET_FREEBSD_NR_exit: +#ifdef CONFIG_GPROF + _mcleanup(); +#endif + gdb_exit(arg1); + qemu_plugin_user_exit(); + /* XXX: should free thread stack and CPU env */ + _exit(arg1); + ret = 0; /* avoid warning */ + break; + case TARGET_FREEBSD_NR_read: + if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) + goto efault; + ret = get_errno(read(arg1, p, arg3)); + unlock_user(p, arg2, ret); + break; + case TARGET_FREEBSD_NR_write: + if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) + goto efault; + ret = get_errno(write(arg1, p, arg3)); + unlock_user(p, arg2, 0); + break; + case TARGET_FREEBSD_NR_writev: + { + int count = arg3; + struct iovec *vec; + + vec = alloca(count * sizeof(struct iovec)); + if (lock_iovec(VERIFY_READ, vec, arg2, count, 1) < 0) + goto efault; + ret = get_errno(writev(arg1, vec, count)); + unlock_iovec(vec, arg2, count, 0); + } + break; + case TARGET_FREEBSD_NR_open: + if (!(p = lock_user_string(arg1))) + goto efault; + ret = get_errno(open(path(p), + target_to_host_bitmask(arg2, fcntl_flags_tbl), + arg3)); + unlock_user(p, arg1, 0); + break; + case TARGET_FREEBSD_NR_mmap: + ret = get_errno(target_mmap(arg1, arg2, arg3, + target_to_host_bitmask(arg4, mmap_flags_tbl), + arg5, + arg6)); + break; + case TARGET_FREEBSD_NR_mprotect: + ret = get_errno(target_mprotect(arg1, arg2, arg3)); + break; + case TARGET_FREEBSD_NR_break: + ret = do_obreak(arg1); + break; +#ifdef __FreeBSD__ + case TARGET_FREEBSD_NR___sysctl: + ret = do_freebsd_sysctl(arg1, arg2, arg3, arg4, arg5, arg6); + break; +#endif + case TARGET_FREEBSD_NR_sysarch: + ret = do_freebsd_sysarch(cpu_env, arg1, arg2); + break; + case TARGET_FREEBSD_NR_syscall: + case TARGET_FREEBSD_NR___syscall: + ret = do_freebsd_syscall(cpu_env,arg1 & 0xffff,arg2,arg3,arg4,arg5,arg6,arg7,arg8,0); + break; + default: + ret = get_errno(syscall(num, arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8)); + break; + } + fail: +#ifdef DEBUG + gemu_log(" = %ld\n", ret); +#endif + if (do_strace) + print_freebsd_syscall_ret(num, ret); + + record_syscall_return(cpu, num, ret); + return ret; + efault: + ret = -TARGET_EFAULT; + goto fail; +} + +abi_long do_netbsd_syscall(void *cpu_env, int num, abi_long arg1, + abi_long arg2, abi_long arg3, abi_long arg4, + abi_long arg5, abi_long arg6) +{ + CPUState *cpu = env_cpu(cpu_env); + abi_long ret; + void *p; + +#ifdef DEBUG + gemu_log("netbsd syscall %d\n", num); +#endif + + record_syscall_start(cpu, num, arg1, arg2, arg3, arg4, arg5, arg6, 0, 0); + + if (do_strace) + print_netbsd_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); + + switch (num) { + case TARGET_NETBSD_NR_exit: +#ifdef CONFIG_GPROF + _mcleanup(); +#endif + gdb_exit(arg1); + qemu_plugin_user_exit(); + /* XXX: should free thread stack and CPU env */ + _exit(arg1); + ret = 0; /* avoid warning */ + break; + case TARGET_NETBSD_NR_read: + if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) + goto efault; + ret = get_errno(read(arg1, p, arg3)); + unlock_user(p, arg2, ret); + break; + case TARGET_NETBSD_NR_write: + if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) + goto efault; + ret = get_errno(write(arg1, p, arg3)); + unlock_user(p, arg2, 0); + break; + case TARGET_NETBSD_NR_open: + if (!(p = lock_user_string(arg1))) + goto efault; + ret = get_errno(open(path(p), + target_to_host_bitmask(arg2, fcntl_flags_tbl), + arg3)); + unlock_user(p, arg1, 0); + break; + case TARGET_NETBSD_NR_mmap: + ret = get_errno(target_mmap(arg1, arg2, arg3, + target_to_host_bitmask(arg4, mmap_flags_tbl), + arg5, + arg6)); + break; + case TARGET_NETBSD_NR_mprotect: + ret = get_errno(target_mprotect(arg1, arg2, arg3)); + break; + case TARGET_NETBSD_NR_syscall: + case TARGET_NETBSD_NR___syscall: + ret = do_netbsd_syscall(cpu_env,arg1 & 0xffff,arg2,arg3,arg4,arg5,arg6,0); + break; + default: + ret = syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); + break; + } + fail: +#ifdef DEBUG + gemu_log(" = %ld\n", ret); +#endif + if (do_strace) + print_netbsd_syscall_ret(num, ret); + + record_syscall_return(cpu, num, ret); + return ret; + efault: + ret = -TARGET_EFAULT; + goto fail; +} + +abi_long do_openbsd_syscall(void *cpu_env, int num, abi_long arg1, + abi_long arg2, abi_long arg3, abi_long arg4, + abi_long arg5, abi_long arg6) +{ + CPUState *cpu = env_cpu(cpu_env); + abi_long ret; + void *p; + +#ifdef DEBUG + gemu_log("openbsd syscall %d\n", num); +#endif + + record_syscall_start(cpu, num, arg1, arg2, arg3, arg4, arg5, arg6, 0, 0); + + if (do_strace) + print_openbsd_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); + + switch (num) { + case TARGET_OPENBSD_NR_exit: +#ifdef CONFIG_GPROF + _mcleanup(); +#endif + gdb_exit(arg1); + qemu_plugin_user_exit(); + /* XXX: should free thread stack and CPU env */ + _exit(arg1); + ret = 0; /* avoid warning */ + break; + case TARGET_OPENBSD_NR_read: + if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) + goto efault; + ret = get_errno(read(arg1, p, arg3)); + unlock_user(p, arg2, ret); + break; + case TARGET_OPENBSD_NR_write: + if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) + goto efault; + ret = get_errno(write(arg1, p, arg3)); + unlock_user(p, arg2, 0); + break; + case TARGET_OPENBSD_NR_open: + if (!(p = lock_user_string(arg1))) + goto efault; + ret = get_errno(open(path(p), + target_to_host_bitmask(arg2, fcntl_flags_tbl), + arg3)); + unlock_user(p, arg1, 0); + break; + case TARGET_OPENBSD_NR_mmap: + ret = get_errno(target_mmap(arg1, arg2, arg3, + target_to_host_bitmask(arg4, mmap_flags_tbl), + arg5, + arg6)); + break; + case TARGET_OPENBSD_NR_mprotect: + ret = get_errno(target_mprotect(arg1, arg2, arg3)); + break; + case TARGET_OPENBSD_NR_syscall: + case TARGET_OPENBSD_NR___syscall: + ret = do_openbsd_syscall(cpu_env,arg1 & 0xffff,arg2,arg3,arg4,arg5,arg6,0); + break; + default: + ret = syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); + break; + } + fail: +#ifdef DEBUG + gemu_log(" = %ld\n", ret); +#endif + if (do_strace) + print_openbsd_syscall_ret(num, ret); + + record_syscall_return(cpu, num, ret); + return ret; + efault: + ret = -TARGET_EFAULT; + goto fail; +} + +void syscall_init(void) +{ +} diff --git a/bsd-user/syscall_defs.h b/bsd-user/syscall_defs.h new file mode 100644 index 000000000..04a1a886d --- /dev/null +++ b/bsd-user/syscall_defs.h @@ -0,0 +1,181 @@ +/* + * System call related declarations + * + * Copyright (c) 2013-15 Stacey D. Son (sson at FreeBSD) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _SYSCALL_DEFS_H_ +#define _SYSCALL_DEFS_H_ + +#include <sys/syscall.h> + +#include "errno_defs.h" + +#include "freebsd/syscall_nr.h" +#include "netbsd/syscall_nr.h" +#include "openbsd/syscall_nr.h" + +/* + * machine/_types.h + * or x86/_types.h + */ + +/* + * time_t seems to be very inconsistly defined for the different *BSD's... + * + * FreeBSD uses a 64bits time_t except on i386 + * so we have to add a special case here. + * + * On NetBSD time_t is always defined as an int64_t. On OpenBSD time_t + * is always defined as an int. + * + */ +#if (!defined(TARGET_I386)) +typedef int64_t target_freebsd_time_t; +#else +typedef int32_t target_freebsd_time_t; +#endif + +struct target_iovec { + abi_long iov_base; /* Starting address */ + abi_long iov_len; /* Number of bytes */ +}; + +/* + * sys/mman.h + */ +#define TARGET_FREEBSD_MAP_RESERVED0080 0x0080 /* previously misimplemented */ + /* MAP_INHERIT */ +#define TARGET_FREEBSD_MAP_RESERVED0100 0x0100 /* previously unimplemented */ + /* MAP_NOEXTEND */ +#define TARGET_FREEBSD_MAP_STACK 0x0400 /* region grows down, like a */ + /* stack */ +#define TARGET_FREEBSD_MAP_NOSYNC 0x0800 /* page to but do not sync */ + /* underlying file */ + +#define TARGET_FREEBSD_MAP_FLAGMASK 0x1ff7 + +#define TARGET_NETBSD_MAP_INHERIT 0x0080 /* region is retained after */ + /* exec */ +#define TARGET_NETBSD_MAP_TRYFIXED 0x0400 /* attempt hint address, even */ + /* within break */ +#define TARGET_NETBSD_MAP_WIRED 0x0800 /* mlock() mapping when it is */ + /* established */ + +#define TARGET_NETBSD_MAP_STACK 0x2000 /* allocated from memory, */ + /* swap space (stack) */ + +#define TARGET_NETBSD_MAP_FLAGMASK 0x3ff7 + +#define TARGET_OPENBSD_MAP_INHERIT 0x0080 /* region is retained after */ + /* exec */ +#define TARGET_OPENBSD_MAP_NOEXTEND 0x0100 /* for MAP_FILE, don't change */ + /* file size */ +#define TARGET_OPENBSD_MAP_TRYFIXED 0x0400 /* attempt hint address, */ + /* even within heap */ + +#define TARGET_OPENBSD_MAP_FLAGMASK 0x17f7 + +/* XXX */ +#define TARGET_BSD_MAP_FLAGMASK 0x3ff7 + +/* + * sys/time.h + * sys/timex.h + */ + +typedef abi_long target_freebsd_suseconds_t; + +/* compare to sys/timespec.h */ +struct target_freebsd_timespec { + target_freebsd_time_t tv_sec; /* seconds */ + abi_long tv_nsec; /* and nanoseconds */ +#if !defined(TARGET_I386) && TARGET_ABI_BITS == 32 + abi_long _pad; +#endif +}; + +#define TARGET_CPUCLOCK_WHICH_PID 0 +#define TARGET_CPUCLOCK_WHICH_TID 1 + +/* sys/umtx.h */ +struct target_freebsd__umtx_time { + struct target_freebsd_timespec _timeout; + uint32_t _flags; + uint32_t _clockid; +}; + +struct target_freebsd_timeval { + target_freebsd_time_t tv_sec; /* seconds */ + target_freebsd_suseconds_t tv_usec;/* and microseconds */ +#if !defined(TARGET_I386) && TARGET_ABI_BITS == 32 + abi_long _pad; +#endif +}; + +/* + * sys/resource.h + */ +#if defined(__FreeBSD__) +#define TARGET_RLIM_INFINITY RLIM_INFINITY +#else +#define TARGET_RLIM_INFINITY ((abi_ulong)-1) +#endif + +#define TARGET_RLIMIT_CPU 0 +#define TARGET_RLIMIT_FSIZE 1 +#define TARGET_RLIMIT_DATA 2 +#define TARGET_RLIMIT_STACK 3 +#define TARGET_RLIMIT_CORE 4 +#define TARGET_RLIMIT_RSS 5 +#define TARGET_RLIMIT_MEMLOCK 6 +#define TARGET_RLIMIT_NPROC 7 +#define TARGET_RLIMIT_NOFILE 8 +#define TARGET_RLIMIT_SBSIZE 9 +#define TARGET_RLIMIT_AS 10 +#define TARGET_RLIMIT_NPTS 11 +#define TARGET_RLIMIT_SWAP 12 + +struct target_rlimit { + uint64_t rlim_cur; + uint64_t rlim_max; +}; + +struct target_freebsd_rusage { + struct target_freebsd_timeval ru_utime; /* user time used */ + struct target_freebsd_timeval ru_stime; /* system time used */ + abi_long ru_maxrss; /* maximum resident set size */ + abi_long ru_ixrss; /* integral shared memory size */ + abi_long ru_idrss; /* integral unshared data size */ + abi_long ru_isrss; /* integral unshared stack size */ + abi_long ru_minflt; /* page reclaims */ + abi_long ru_majflt; /* page faults */ + abi_long ru_nswap; /* swaps */ + abi_long ru_inblock; /* block input operations */ + abi_long ru_oublock; /* block output operations */ + abi_long ru_msgsnd; /* messages sent */ + abi_long ru_msgrcv; /* messages received */ + abi_long ru_nsignals; /* signals received */ + abi_long ru_nvcsw; /* voluntary context switches */ + abi_long ru_nivcsw; /* involuntary context switches */ +}; + +struct target_freebsd__wrusage { + struct target_freebsd_rusage wru_self; + struct target_freebsd_rusage wru_children; +}; + +#endif /* ! _SYSCALL_DEFS_H_ */ diff --git a/bsd-user/uaccess.c b/bsd-user/uaccess.c new file mode 100644 index 000000000..89163257f --- /dev/null +++ b/bsd-user/uaccess.c @@ -0,0 +1,65 @@ +/* User memory access */ +#include "qemu/osdep.h" +#include "qemu/cutils.h" + +#include "qemu.h" + +/* copy_from_user() and copy_to_user() are usually used to copy data + * buffers between the target and host. These internally perform + * locking/unlocking of the memory. + */ +abi_long copy_from_user(void *hptr, abi_ulong gaddr, size_t len) +{ + abi_long ret = 0; + void *ghptr; + + if ((ghptr = lock_user(VERIFY_READ, gaddr, len, 1))) { + memcpy(hptr, ghptr, len); + unlock_user(ghptr, gaddr, 0); + } else + ret = -TARGET_EFAULT; + + return ret; +} + + +abi_long copy_to_user(abi_ulong gaddr, void *hptr, size_t len) +{ + abi_long ret = 0; + void *ghptr; + + if ((ghptr = lock_user(VERIFY_WRITE, gaddr, len, 0))) { + memcpy(ghptr, hptr, len); + unlock_user(ghptr, gaddr, len); + } else + ret = -TARGET_EFAULT; + + return ret; +} + +/* Return the length of a string in target memory or -TARGET_EFAULT if + access error */ +abi_long target_strlen(abi_ulong guest_addr1) +{ + uint8_t *ptr; + abi_ulong guest_addr; + int max_len, len; + + guest_addr = guest_addr1; + for (;;) { + max_len = TARGET_PAGE_SIZE - (guest_addr & ~TARGET_PAGE_MASK); + ptr = lock_user(VERIFY_READ, guest_addr, max_len, 1); + if (!ptr) + return -TARGET_EFAULT; + len = qemu_strnlen((const char *)ptr, max_len); + unlock_user(ptr, guest_addr, 0); + guest_addr += len; + /* we don't allow wrapping or integer overflow */ + if (guest_addr == 0 || + (guest_addr - guest_addr1) > 0x7fffffff) + return -TARGET_EFAULT; + if (len != max_len) + break; + } + return guest_addr - guest_addr1; +} diff --git a/bsd-user/x86_64/target_arch.h b/bsd-user/x86_64/target_arch.h new file mode 100644 index 000000000..e558e1b95 --- /dev/null +++ b/bsd-user/x86_64/target_arch.h @@ -0,0 +1,31 @@ +/* + * Intel x86_64 specific prototypes for bsd-user + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _TARGET_ARCH_H_ +#define _TARGET_ARCH_H_ + +/* target_arch_cpu.c */ +void bsd_x86_64_write_dt(void *ptr, unsigned long addr, unsigned long limit, + int flags); +void bsd_x86_64_set_idt(int n, unsigned int dpl); +void bsd_x86_64_set_idt_base(uint64_t base); + +#define target_cpu_set_tls(env, newtls) + +#endif /* !_TARGET_ARCH_H_ */ diff --git a/bsd-user/x86_64/target_arch_cpu.c b/bsd-user/x86_64/target_arch_cpu.c new file mode 100644 index 000000000..be7bd1072 --- /dev/null +++ b/bsd-user/x86_64/target_arch_cpu.c @@ -0,0 +1,71 @@ +/* + * x86_64 cpu related code + * + * Copyright (c) 2013 Stacey Son <sson@FreeBSD.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#include <sys/types.h> + +#include "qemu/osdep.h" +#include "cpu.h" +#include "qemu.h" +#include "qemu/timer.h" + +#include "target_arch.h" + +static uint64_t *idt_table; + +uint64_t cpu_get_tsc(CPUX86State *env) +{ + return cpu_get_host_ticks(); +} + +void bsd_x86_64_write_dt(void *ptr, unsigned long addr, + unsigned long limit, int flags) +{ + unsigned int e1, e2; + uint32_t *p; + e1 = (addr << 16) | (limit & 0xffff); + e2 = ((addr >> 16) & 0xff) | (addr & 0xff000000) | (limit & 0x000f0000); + e2 |= flags; + p = ptr; + p[0] = tswap32(e1); + p[1] = tswap32(e2); +} + +static void set_gate64(void *ptr, unsigned int type, unsigned int dpl, + uint64_t addr, unsigned int sel) +{ + uint32_t *p, e1, e2; + e1 = (addr & 0xffff) | (sel << 16); + e2 = (addr & 0xffff0000) | 0x8000 | (dpl << 13) | (type << 8); + p = ptr; + p[0] = tswap32(e1); + p[1] = tswap32(e2); + p[2] = tswap32(addr >> 32); + p[3] = 0; +} + +/* only dpl matters as we do only user space emulation */ +void bsd_x86_64_set_idt(int n, unsigned int dpl) +{ + set_gate64(idt_table + n * 2, 0, dpl, 0, 0); +} + +void bsd_x86_64_set_idt_base(uint64_t base) +{ + idt_table = g2h_untagged(base); +} diff --git a/bsd-user/x86_64/target_arch_cpu.h b/bsd-user/x86_64/target_arch_cpu.h new file mode 100644 index 000000000..5172b230f --- /dev/null +++ b/bsd-user/x86_64/target_arch_cpu.h @@ -0,0 +1,245 @@ +/* + * x86_64 cpu init and loop + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _TARGET_ARCH_CPU_H_ +#define _TARGET_ARCH_CPU_H_ + +#include "target_arch.h" + +#define TARGET_DEFAULT_CPU_MODEL "qemu64" + +static inline void target_cpu_init(CPUX86State *env, + struct target_pt_regs *regs) +{ + uint64_t *gdt_table; + + env->cr[0] = CR0_PG_MASK | CR0_WP_MASK | CR0_PE_MASK; + env->hflags |= HF_PE_MASK | HF_CPL_MASK; + if (env->features[FEAT_1_EDX] & CPUID_SSE) { + env->cr[4] |= CR4_OSFXSR_MASK; + env->hflags |= HF_OSFXSR_MASK; + } + + /* enable 64 bit mode if possible */ + if (!(env->features[FEAT_8000_0001_EDX] & CPUID_EXT2_LM)) { + fprintf(stderr, "The selected x86 CPU does not support 64 bit mode\n"); + exit(1); + } + env->cr[4] |= CR4_PAE_MASK; + env->efer |= MSR_EFER_LMA | MSR_EFER_LME; + env->hflags |= HF_LMA_MASK; + + /* flags setup : we activate the IRQs by default as in user mode */ + env->eflags |= IF_MASK; + + /* register setup */ + env->regs[R_EAX] = regs->rax; + env->regs[R_EBX] = regs->rbx; + env->regs[R_ECX] = regs->rcx; + env->regs[R_EDX] = regs->rdx; + env->regs[R_ESI] = regs->rsi; + env->regs[R_EDI] = regs->rdi; + env->regs[R_EBP] = regs->rbp; + env->regs[R_ESP] = regs->rsp; + env->eip = regs->rip; + + /* interrupt setup */ + env->idt.limit = 511; + + env->idt.base = target_mmap(0, sizeof(uint64_t) * (env->idt.limit + 1), + PROT_READ | PROT_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0); + bsd_x86_64_set_idt_base(env->idt.base); + bsd_x86_64_set_idt(0, 0); + bsd_x86_64_set_idt(1, 0); + bsd_x86_64_set_idt(2, 0); + bsd_x86_64_set_idt(3, 3); + bsd_x86_64_set_idt(4, 3); + bsd_x86_64_set_idt(5, 0); + bsd_x86_64_set_idt(6, 0); + bsd_x86_64_set_idt(7, 0); + bsd_x86_64_set_idt(8, 0); + bsd_x86_64_set_idt(9, 0); + bsd_x86_64_set_idt(10, 0); + bsd_x86_64_set_idt(11, 0); + bsd_x86_64_set_idt(12, 0); + bsd_x86_64_set_idt(13, 0); + bsd_x86_64_set_idt(14, 0); + bsd_x86_64_set_idt(15, 0); + bsd_x86_64_set_idt(16, 0); + bsd_x86_64_set_idt(17, 0); + bsd_x86_64_set_idt(18, 0); + bsd_x86_64_set_idt(19, 0); + bsd_x86_64_set_idt(0x80, 3); + + /* segment setup */ + env->gdt.base = target_mmap(0, sizeof(uint64_t) * TARGET_GDT_ENTRIES, + PROT_READ | PROT_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0); + env->gdt.limit = sizeof(uint64_t) * TARGET_GDT_ENTRIES - 1; + gdt_table = g2h_untagged(env->gdt.base); + + /* 64 bit code segment */ + bsd_x86_64_write_dt(&gdt_table[__USER_CS >> 3], 0, 0xfffff, + DESC_G_MASK | DESC_B_MASK | DESC_P_MASK | DESC_S_MASK | DESC_L_MASK + | (3 << DESC_DPL_SHIFT) | (0xa << DESC_TYPE_SHIFT)); + + bsd_x86_64_write_dt(&gdt_table[__USER_DS >> 3], 0, 0xfffff, + DESC_G_MASK | DESC_B_MASK | DESC_P_MASK | DESC_S_MASK | + (3 << DESC_DPL_SHIFT) | (0x2 << DESC_TYPE_SHIFT)); + + cpu_x86_load_seg(env, R_CS, __USER_CS); + cpu_x86_load_seg(env, R_SS, __USER_DS); + cpu_x86_load_seg(env, R_DS, 0); + cpu_x86_load_seg(env, R_ES, 0); + cpu_x86_load_seg(env, R_FS, 0); + cpu_x86_load_seg(env, R_GS, 0); +} + +static inline void target_cpu_loop(CPUX86State *env) +{ + CPUState *cs = env_cpu(env); + int trapnr; + abi_ulong pc; + /* target_siginfo_t info; */ + + for (;;) { + cpu_exec_start(cs); + trapnr = cpu_exec(cs); + cpu_exec_end(cs); + process_queued_cpu_work(cs); + + switch (trapnr) { + case 0x80: + /* syscall from int $0x80 */ + if (bsd_type == target_freebsd) { + abi_ulong params = (abi_ulong) env->regs[R_ESP] + + sizeof(int32_t); + int32_t syscall_nr = env->regs[R_EAX]; + int32_t arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8; + + if (syscall_nr == TARGET_FREEBSD_NR_syscall) { + get_user_s32(syscall_nr, params); + params += sizeof(int32_t); + } else if (syscall_nr == TARGET_FREEBSD_NR___syscall) { + get_user_s32(syscall_nr, params); + params += sizeof(int64_t); + } + get_user_s32(arg1, params); + params += sizeof(int32_t); + get_user_s32(arg2, params); + params += sizeof(int32_t); + get_user_s32(arg3, params); + params += sizeof(int32_t); + get_user_s32(arg4, params); + params += sizeof(int32_t); + get_user_s32(arg5, params); + params += sizeof(int32_t); + get_user_s32(arg6, params); + params += sizeof(int32_t); + get_user_s32(arg7, params); + params += sizeof(int32_t); + get_user_s32(arg8, params); + env->regs[R_EAX] = do_freebsd_syscall(env, + syscall_nr, + arg1, + arg2, + arg3, + arg4, + arg5, + arg6, + arg7, + arg8); + } else { /* if (bsd_type == target_openbsd) */ + env->regs[R_EAX] = do_openbsd_syscall(env, + env->regs[R_EAX], + env->regs[R_EBX], + env->regs[R_ECX], + env->regs[R_EDX], + env->regs[R_ESI], + env->regs[R_EDI], + env->regs[R_EBP]); + } + if (((abi_ulong)env->regs[R_EAX]) >= (abi_ulong)(-515)) { + env->regs[R_EAX] = -env->regs[R_EAX]; + env->eflags |= CC_C; + } else { + env->eflags &= ~CC_C; + } + break; + + case EXCP_SYSCALL: + /* syscall from syscall instruction */ + if (bsd_type == target_freebsd) { + env->regs[R_EAX] = do_freebsd_syscall(env, + env->regs[R_EAX], + env->regs[R_EDI], + env->regs[R_ESI], + env->regs[R_EDX], + env->regs[R_ECX], + env->regs[8], + env->regs[9], 0, 0); + } else { /* if (bsd_type == target_openbsd) */ + env->regs[R_EAX] = do_openbsd_syscall(env, + env->regs[R_EAX], + env->regs[R_EDI], + env->regs[R_ESI], + env->regs[R_EDX], + env->regs[10], + env->regs[8], + env->regs[9]); + } + env->eip = env->exception_next_eip; + if (((abi_ulong)env->regs[R_EAX]) >= (abi_ulong)(-515)) { + env->regs[R_EAX] = -env->regs[R_EAX]; + env->eflags |= CC_C; + } else { + env->eflags &= ~CC_C; + } + break; + + case EXCP_INTERRUPT: + /* just indicate that signals should be handled asap */ + break; + + case EXCP_ATOMIC: + cpu_exec_step_atomic(cs); + break; + + default: + pc = env->segs[R_CS].base + env->eip; + fprintf(stderr, "qemu: 0x%08lx: unhandled CPU exception 0x%x - " + "aborting\n", (long)pc, trapnr); + abort(); + } + process_pending_signals(env); + } +} + +static inline void target_cpu_clone_regs(CPUX86State *env, target_ulong newsp) +{ + if (newsp) { + env->regs[R_ESP] = newsp; + } + env->regs[R_EAX] = 0; +} + +static inline void target_cpu_reset(CPUArchState *cpu) +{ + cpu_reset(env_cpu(cpu)); +} + +#endif /* ! _TARGET_ARCH_CPU_H_ */ diff --git a/bsd-user/x86_64/target_arch_elf.h b/bsd-user/x86_64/target_arch_elf.h new file mode 100644 index 000000000..c2f855396 --- /dev/null +++ b/bsd-user/x86_64/target_arch_elf.h @@ -0,0 +1,35 @@ +/* + * x86_64 ELF definitions + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef _TARGET_ARCH_ELF_H_ +#define _TARGET_ARCH_ELF_H_ + +#define ELF_START_MMAP 0x2aaaaab000ULL +#define ELF_ET_DYN_LOAD_ADDR 0x01021000 +#define elf_check_arch(x) (((x) == ELF_ARCH)) + +#define ELF_HWCAP 0 /* FreeBSD doesn't do AT_HWCAP{,2} on x86 */ + +#define ELF_CLASS ELFCLASS64 +#define ELF_DATA ELFDATA2LSB +#define ELF_ARCH EM_X86_64 + +#define USE_ELF_CORE_DUMP +#define ELF_EXEC_PAGESIZE 4096 + +#endif /* _TARGET_ARCH_ELF_H_ */ diff --git a/bsd-user/x86_64/target_arch_reg.h b/bsd-user/x86_64/target_arch_reg.h new file mode 100644 index 000000000..00e962451 --- /dev/null +++ b/bsd-user/x86_64/target_arch_reg.h @@ -0,0 +1,92 @@ +/* + * FreeBSD amd64 register structures + * + * Copyright (c) 2015 Stacey Son + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _TARGET_ARCH_REG_H_ +#define _TARGET_ARCH_REG_H_ + +/* See sys/amd64/include/reg.h */ +typedef struct target_reg { + uint64_t r_r15; + uint64_t r_r14; + uint64_t r_r13; + uint64_t r_r12; + uint64_t r_r11; + uint64_t r_r10; + uint64_t r_r9; + uint64_t r_r8; + uint64_t r_rdi; + uint64_t r_rsi; + uint64_t r_rbp; + uint64_t r_rbx; + uint64_t r_rdx; + uint64_t r_rcx; + uint64_t r_rax; + uint32_t r_trapno; + uint16_t r_fs; + uint16_t r_gs; + uint32_t r_err; + uint16_t r_es; + uint16_t r_ds; + uint64_t r_rip; + uint64_t r_cs; + uint64_t r_rflags; + uint64_t r_rsp; + uint64_t r_ss; +} target_reg_t; + +typedef struct target_fpreg { + uint64_t fpr_env[4]; + uint8_t fpr_acc[8][16]; + uint8_t fpr_xacc[16][16]; + uint64_t fpr_spare[12]; +} target_fpreg_t; + +static inline void target_copy_regs(target_reg_t *regs, const CPUX86State *env) +{ + + regs->r_r15 = env->regs[15]; + regs->r_r14 = env->regs[14]; + regs->r_r13 = env->regs[13]; + regs->r_r12 = env->regs[12]; + regs->r_r11 = env->regs[11]; + regs->r_r10 = env->regs[10]; + regs->r_r9 = env->regs[9]; + regs->r_r8 = env->regs[8]; + regs->r_rdi = env->regs[R_EDI]; + regs->r_rsi = env->regs[R_ESI]; + regs->r_rbp = env->regs[R_EBP]; + regs->r_rbx = env->regs[R_EBX]; + regs->r_rdx = env->regs[R_EDX]; + regs->r_rcx = env->regs[R_ECX]; + regs->r_rax = env->regs[R_EAX]; + /* regs->r_trapno = env->regs[R_TRAPNO]; XXX */ + regs->r_fs = env->segs[R_FS].selector & 0xffff; + regs->r_gs = env->segs[R_GS].selector & 0xffff; + regs->r_err = env->error_code; /* XXX ? */ + regs->r_es = env->segs[R_ES].selector & 0xffff; + regs->r_ds = env->segs[R_DS].selector & 0xffff; + regs->r_rip = env->eip; + regs->r_cs = env->segs[R_CS].selector & 0xffff; + regs->r_rflags = env->eflags; + regs->r_rsp = env->regs[R_ESP]; + regs->r_ss = env->segs[R_SS].selector & 0xffff; +} + +#endif /* !_TARGET_ARCH_REG_H_ */ diff --git a/bsd-user/x86_64/target_arch_signal.h b/bsd-user/x86_64/target_arch_signal.h new file mode 100644 index 000000000..4bb753b08 --- /dev/null +++ b/bsd-user/x86_64/target_arch_signal.h @@ -0,0 +1,92 @@ +/* + * x86_64 signal definitions + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef _TARGET_ARCH_SIGNAL_H_ +#define _TARGET_ARCH_SIGNAL_H_ + +#include "cpu.h" + +/* Size of the signal trampolin code placed on the stack. */ +#define TARGET_SZSIGCODE 0 + +/* compare to x86/include/_limits.h */ +#define TARGET_MINSIGSTKSZ (512 * 4) /* min sig stack size */ +#define TARGET_SIGSTKSZ (MINSIGSTKSZ + 32768) /* recommended size */ + +struct target_sigcontext { + /* to be added */ +}; + +typedef struct target_mcontext { +} target_mcontext_t; + +typedef struct target_ucontext { + target_sigset_t uc_sigmask; + target_mcontext_t uc_mcontext; + abi_ulong uc_link; + target_stack_t uc_stack; + int32_t uc_flags; + int32_t __spare__[4]; +} target_ucontext_t; + +struct target_sigframe { + abi_ulong sf_signum; + abi_ulong sf_siginfo; /* code or pointer to sf_si */ + abi_ulong sf_ucontext; /* points to sf_uc */ + abi_ulong sf_addr; /* undocumented 4th arg */ + target_ucontext_t sf_uc; /* = *sf_uncontext */ + target_siginfo_t sf_si; /* = *sf_siginfo (SA_SIGINFO case)*/ + uint32_t __spare__[2]; +}; + +/* + * Compare to amd64/amd64/machdep.c sendsig() + * Assumes that target stack frame memory is locked. + */ +static inline abi_long set_sigtramp_args(CPUX86State *regs, + int sig, struct target_sigframe *frame, abi_ulong frame_addr, + struct target_sigaction *ka) +{ + /* XXX return -TARGET_EOPNOTSUPP; */ + return 0; +} + +/* Compare to amd64/amd64/machdep.c get_mcontext() */ +static inline abi_long get_mcontext(CPUX86State *regs, + target_mcontext_t *mcp, int flags) +{ + /* XXX */ + return -TARGET_EOPNOTSUPP; +} + +/* Compare to amd64/amd64/machdep.c set_mcontext() */ +static inline abi_long set_mcontext(CPUX86State *regs, + target_mcontext_t *mcp, int srflag) +{ + /* XXX */ + return -TARGET_EOPNOTSUPP; +} + +static inline abi_long get_ucontext_sigreturn(CPUX86State *regs, + abi_ulong target_sf, abi_ulong *target_uc) +{ + /* XXX */ + *target_uc = 0; + return -TARGET_EOPNOTSUPP; +} + +#endif /* !TARGET_ARCH_SIGNAL_H_ */ diff --git a/bsd-user/x86_64/target_arch_sigtramp.h b/bsd-user/x86_64/target_arch_sigtramp.h new file mode 100644 index 000000000..29d4a8b55 --- /dev/null +++ b/bsd-user/x86_64/target_arch_sigtramp.h @@ -0,0 +1,29 @@ +/* + * Intel x86_64 sigcode for bsd-user + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _TARGET_ARCH_SIGTRAMP_H_ +#define _TARGET_ARCH_SIGTRAMP_H_ + +static inline abi_long setup_sigtramp(abi_ulong offset, unsigned sigf_uc, + unsigned sys_sigreturn) +{ + + return 0; +} +#endif /* _TARGET_ARCH_SIGTRAMP_H_ */ diff --git a/bsd-user/x86_64/target_arch_sysarch.h b/bsd-user/x86_64/target_arch_sysarch.h new file mode 100644 index 000000000..5c36fc075 --- /dev/null +++ b/bsd-user/x86_64/target_arch_sysarch.h @@ -0,0 +1,76 @@ +/* + * x86_64 sysarch() syscall emulation + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef BSD_USER_ARCH_SYSARCH_H_ +#define BSD_USER_ARCH_SYSARCH_H_ + +#include "target_syscall.h" + +static inline abi_long do_freebsd_arch_sysarch(CPUX86State *env, int op, + abi_ulong parms) +{ + abi_long ret = 0; + abi_ulong val; + int idx; + + switch (op) { + case TARGET_FREEBSD_AMD64_SET_GSBASE: + case TARGET_FREEBSD_AMD64_SET_FSBASE: + if (op == TARGET_FREEBSD_AMD64_SET_GSBASE) { + idx = R_GS; + } else { + idx = R_FS; + } + if (get_user(val, parms, abi_ulong)) { + return -TARGET_EFAULT; + } + cpu_x86_load_seg(env, idx, 0); + env->segs[idx].base = val; + break; + + case TARGET_FREEBSD_AMD64_GET_GSBASE: + case TARGET_FREEBSD_AMD64_GET_FSBASE: + if (op == TARGET_FREEBSD_AMD64_GET_GSBASE) { + idx = R_GS; + } else { + idx = R_FS; + } + val = env->segs[idx].base; + if (put_user(val, parms, abi_ulong)) { + return -TARGET_EFAULT; + } + break; + + /* XXX handle the others... */ + default: + ret = -TARGET_EINVAL; + break; + } + return ret; +} + +static inline void do_freebsd_arch_print_sysarch( + const struct syscallname *name, abi_long arg1, abi_long arg2, + abi_long arg3, abi_long arg4, abi_long arg5, abi_long arg6) +{ + + gemu_log("%s(%d, " TARGET_ABI_FMT_lx ", " TARGET_ABI_FMT_lx ", " + TARGET_ABI_FMT_lx ")", name->name, (int)arg1, arg2, arg3, arg4); +} + +#endif /*! BSD_USER_ARCH_SYSARCH_H_ */ diff --git a/bsd-user/x86_64/target_arch_thread.h b/bsd-user/x86_64/target_arch_thread.h new file mode 100644 index 000000000..d105e43fd --- /dev/null +++ b/bsd-user/x86_64/target_arch_thread.h @@ -0,0 +1,40 @@ +/* + * x86_64 thread support + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef _TARGET_ARCH_THREAD_H_ +#define _TARGET_ARCH_THREAD_H_ + +/* Compare to vm_machdep.c cpu_set_upcall_kse() */ +static inline void target_thread_set_upcall(CPUX86State *regs, abi_ulong entry, + abi_ulong arg, abi_ulong stack_base, abi_ulong stack_size) +{ + /* XXX */ +} + +static inline void target_thread_init(struct target_pt_regs *regs, + struct image_info *infop) +{ + regs->rax = 0; + regs->rsp = infop->start_stack; + regs->rip = infop->entry; + if (bsd_type == target_freebsd) { + regs->rdi = infop->start_stack; + } +} + +#endif /* !_TARGET_ARCH_THREAD_H_ */ diff --git a/bsd-user/x86_64/target_arch_vmparam.h b/bsd-user/x86_64/target_arch_vmparam.h new file mode 100644 index 000000000..81a915f2e --- /dev/null +++ b/bsd-user/x86_64/target_arch_vmparam.h @@ -0,0 +1,46 @@ +/* + * Intel x86_64 VM parameters definitions + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef _TARGET_ARCH_VMPARAM_H_ +#define _TARGET_ARCH_VMPARAM_H_ + +#include "cpu.h" + +/* compare to amd64/include/vmparam.h */ +#define TARGET_MAXTSIZ (128 * MiB) /* max text size */ +#define TARGET_DFLDSIZ (32 * GiB) /* initial data size limit */ +#define TARGET_MAXDSIZ (32 * GiB) /* max data size */ +#define TARGET_DFLSSIZ (8 * MiB) /* initial stack size limit */ +#define TARGET_MAXSSIZ (512 * MiB) /* max stack size */ +#define TARGET_SGROWSIZ (128 * KiB) /* amount to grow stack */ + +#define TARGET_VM_MAXUSER_ADDRESS (0x00007fffff000000UL) + +#define TARGET_USRSTACK (TARGET_VM_MAXUSER_ADDRESS - TARGET_PAGE_SIZE) + +static inline abi_ulong get_sp_from_cpustate(CPUX86State *state) +{ + return state->regs[R_ESP]; +} + +static inline void set_second_rval(CPUX86State *state, abi_ulong retval2) +{ + state->regs[R_EDX] = retval2; +} + +#endif /* !_TARGET_ARCH_VMPARAM_H_ */ diff --git a/bsd-user/x86_64/target_syscall.h b/bsd-user/x86_64/target_syscall.h new file mode 100644 index 000000000..a8e6274b7 --- /dev/null +++ b/bsd-user/x86_64/target_syscall.h @@ -0,0 +1,140 @@ +/* + * x86_64 system call definitions + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef TARGET_SYSCALL_H +#define TARGET_SYSCALL_H + +#define __USER_CS (0x33) +#define __USER_DS (0x2B) + +struct target_pt_regs { + abi_ulong r15; + abi_ulong r14; + abi_ulong r13; + abi_ulong r12; + abi_ulong rbp; + abi_ulong rbx; +/* arguments: non interrupts/non tracing syscalls only save up to here */ + abi_ulong r11; + abi_ulong r10; + abi_ulong r9; + abi_ulong r8; + abi_ulong rax; + abi_ulong rcx; + abi_ulong rdx; + abi_ulong rsi; + abi_ulong rdi; + abi_ulong orig_rax; +/* end of arguments */ +/* cpu exception frame or undefined */ + abi_ulong rip; + abi_ulong cs; + abi_ulong eflags; + abi_ulong rsp; + abi_ulong ss; +/* top of stack page */ +}; + +/* Maximum number of LDT entries supported. */ +#define TARGET_LDT_ENTRIES 8192 +/* The size of each LDT entry. */ +#define TARGET_LDT_ENTRY_SIZE 8 + +#define TARGET_GDT_ENTRIES 16 +#define TARGET_GDT_ENTRY_TLS_ENTRIES 3 +#define TARGET_GDT_ENTRY_TLS_MIN 12 +#define TARGET_GDT_ENTRY_TLS_MAX 14 + +#if 0 // Redefine this +struct target_modify_ldt_ldt_s { + unsigned int entry_number; + abi_ulong base_addr; + unsigned int limit; + unsigned int seg_32bit:1; + unsigned int contents:2; + unsigned int read_exec_only:1; + unsigned int limit_in_pages:1; + unsigned int seg_not_present:1; + unsigned int useable:1; + unsigned int lm:1; +}; +#else +struct target_modify_ldt_ldt_s { + unsigned int entry_number; + abi_ulong base_addr; + unsigned int limit; + unsigned int flags; +}; +#endif + +struct target_ipc64_perm +{ + int key; + uint32_t uid; + uint32_t gid; + uint32_t cuid; + uint32_t cgid; + unsigned short mode; + unsigned short __pad1; + unsigned short seq; + unsigned short __pad2; + abi_ulong __unused1; + abi_ulong __unused2; +}; + +struct target_msqid64_ds { + struct target_ipc64_perm msg_perm; + unsigned int msg_stime; /* last msgsnd time */ + unsigned int msg_rtime; /* last msgrcv time */ + unsigned int msg_ctime; /* last change time */ + abi_ulong msg_cbytes; /* current number of bytes on queue */ + abi_ulong msg_qnum; /* number of messages in queue */ + abi_ulong msg_qbytes; /* max number of bytes on queue */ + unsigned int msg_lspid; /* pid of last msgsnd */ + unsigned int msg_lrpid; /* last receive pid */ + abi_ulong __unused4; + abi_ulong __unused5; +}; + +/* FreeBSD sysarch(2) */ +#define TARGET_FREEBSD_I386_GET_LDT 0 +#define TARGET_FREEBSD_I386_SET_LDT 1 + /* I386_IOPL */ +#define TARGET_FREEBSD_I386_GET_IOPERM 3 +#define TARGET_FREEBSD_I386_SET_IOPERM 4 + /* xxxxx */ +#define TARGET_FREEBSD_I386_GET_FSBASE 7 +#define TARGET_FREEBSD_I386_SET_FSBASE 8 +#define TARGET_FREEBSD_I386_GET_GSBASE 9 +#define TARGET_FREEBSD_I386_SET_GSBASE 10 + +#define TARGET_FREEBSD_AMD64_GET_FSBASE 128 +#define TARGET_FREEBSD_AMD64_SET_FSBASE 129 +#define TARGET_FREEBSD_AMD64_GET_GSBASE 130 +#define TARGET_FREEBSD_AMD64_SET_GSBASE 131 + + +#define UNAME_MACHINE "x86_64" +#define TARGET_HW_MACHINE "amd64" +#define TARGET_HW_MACHINE_ARCH "amd64" + +#define TARGET_ARCH_SET_GS 0x1001 +#define TARGET_ARCH_SET_FS 0x1002 +#define TARGET_ARCH_GET_FS 0x1003 +#define TARGET_ARCH_GET_GS 0x1004 + +#endif /* TARGET_SYSCALL_H */ |