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-rw-r--r--linux-user/m68k/cpu_loop.c139
-rw-r--r--linux-user/m68k/meson.build5
-rw-r--r--linux-user/m68k/signal.c410
-rw-r--r--linux-user/m68k/sockbits.h1
-rw-r--r--linux-user/m68k/syscall.tbl448
-rw-r--r--linux-user/m68k/syscallhdr.sh32
-rw-r--r--linux-user/m68k/target_cpu.h49
-rw-r--r--linux-user/m68k/target_elf.h20
-rw-r--r--linux-user/m68k/target_errno_defs.h7
-rw-r--r--linux-user/m68k/target_fcntl.h17
-rw-r--r--linux-user/m68k/target_signal.h27
-rw-r--r--linux-user/m68k/target_structs.h58
-rw-r--r--linux-user/m68k/target_syscall.h29
-rw-r--r--linux-user/m68k/termbits.h1
14 files changed, 1243 insertions, 0 deletions
diff --git a/linux-user/m68k/cpu_loop.c b/linux-user/m68k/cpu_loop.c
new file mode 100644
index 000000000..790bd558c
--- /dev/null
+++ b/linux-user/m68k/cpu_loop.c
@@ -0,0 +1,139 @@
+/*
+ * qemu user cpu loop
+ *
+ * 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-common.h"
+#include "qemu.h"
+#include "user-internals.h"
+#include "cpu_loop-common.h"
+#include "signal-common.h"
+
+void cpu_loop(CPUM68KState *env)
+{
+ CPUState *cs = env_cpu(env);
+ int trapnr;
+ unsigned int n;
+ 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 EXCP_HALT_INSN:
+ /* Semihosing syscall. */
+ env->pc += 4;
+ do_m68k_semihosting(env, env->dregs[0]);
+ break;
+ case EXCP_ILLEGAL:
+ case EXCP_LINEA:
+ case EXCP_LINEF:
+ info.si_signo = TARGET_SIGILL;
+ info.si_errno = 0;
+ info.si_code = TARGET_ILL_ILLOPN;
+ info._sifields._sigfault._addr = env->pc;
+ queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info);
+ break;
+ case EXCP_CHK:
+ info.si_signo = TARGET_SIGFPE;
+ info.si_errno = 0;
+ info.si_code = TARGET_FPE_INTOVF;
+ info._sifields._sigfault._addr = env->pc;
+ queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info);
+ break;
+ case EXCP_DIV0:
+ info.si_signo = TARGET_SIGFPE;
+ info.si_errno = 0;
+ info.si_code = TARGET_FPE_INTDIV;
+ info._sifields._sigfault._addr = env->pc;
+ queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info);
+ break;
+ case EXCP_TRAP0:
+ {
+ abi_long ret;
+ n = env->dregs[0];
+ env->pc += 2;
+ ret = do_syscall(env,
+ n,
+ env->dregs[1],
+ env->dregs[2],
+ env->dregs[3],
+ env->dregs[4],
+ env->dregs[5],
+ env->aregs[0],
+ 0, 0);
+ if (ret == -TARGET_ERESTARTSYS) {
+ env->pc -= 2;
+ } else if (ret != -TARGET_QEMU_ESIGRETURN) {
+ env->dregs[0] = ret;
+ }
+ }
+ break;
+ case EXCP_INTERRUPT:
+ /* just indicate that signals should be handled asap */
+ break;
+ case EXCP_DEBUG:
+ info.si_signo = TARGET_SIGTRAP;
+ info.si_errno = 0;
+ info.si_code = TARGET_TRAP_BRKPT;
+ queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info);
+ break;
+ case EXCP_ATOMIC:
+ cpu_exec_step_atomic(cs);
+ break;
+ default:
+ EXCP_DUMP(env, "qemu: unhandled CPU exception 0x%x - aborting\n", trapnr);
+ abort();
+ }
+ process_pending_signals(env);
+ }
+}
+
+void target_cpu_copy_regs(CPUArchState *env, struct target_pt_regs *regs)
+{
+ CPUState *cpu = env_cpu(env);
+ TaskState *ts = cpu->opaque;
+ struct image_info *info = ts->info;
+
+ env->pc = regs->pc;
+ env->dregs[0] = regs->d0;
+ env->dregs[1] = regs->d1;
+ env->dregs[2] = regs->d2;
+ env->dregs[3] = regs->d3;
+ env->dregs[4] = regs->d4;
+ env->dregs[5] = regs->d5;
+ env->dregs[6] = regs->d6;
+ env->dregs[7] = regs->d7;
+ env->aregs[0] = regs->a0;
+ env->aregs[1] = regs->a1;
+ env->aregs[2] = regs->a2;
+ env->aregs[3] = regs->a3;
+ env->aregs[4] = regs->a4;
+ env->aregs[5] = regs->a5;
+ env->aregs[6] = regs->a6;
+ env->aregs[7] = regs->usp;
+ env->sr = regs->sr;
+
+ ts->stack_base = info->start_stack;
+ ts->heap_base = info->brk;
+ /* This will be filled in on the first SYS_HEAPINFO call. */
+ ts->heap_limit = 0;
+}
diff --git a/linux-user/m68k/meson.build b/linux-user/m68k/meson.build
new file mode 100644
index 000000000..c0f436fe5
--- /dev/null
+++ b/linux-user/m68k/meson.build
@@ -0,0 +1,5 @@
+syscall_nr_generators += {
+ 'm68k': generator(sh,
+ arguments: [ meson.current_source_dir() / 'syscallhdr.sh', '@INPUT@', '@OUTPUT@', '@EXTRA_ARGS@' ],
+ output: '@BASENAME@_nr.h')
+}
diff --git a/linux-user/m68k/signal.c b/linux-user/m68k/signal.c
new file mode 100644
index 000000000..ec33482e1
--- /dev/null
+++ b/linux-user/m68k/signal.c
@@ -0,0 +1,410 @@
+/*
+ * Emulation of Linux signals
+ *
+ * Copyright (c) 2003 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 "user-internals.h"
+#include "signal-common.h"
+#include "linux-user/trace.h"
+
+struct target_sigcontext {
+ abi_ulong sc_mask;
+ abi_ulong sc_usp;
+ abi_ulong sc_d0;
+ abi_ulong sc_d1;
+ abi_ulong sc_a0;
+ abi_ulong sc_a1;
+ unsigned short sc_sr;
+ abi_ulong sc_pc;
+};
+
+struct target_sigframe
+{
+ abi_ulong pretcode;
+ int sig;
+ int code;
+ abi_ulong psc;
+ abi_ulong extramask[TARGET_NSIG_WORDS-1];
+ struct target_sigcontext sc;
+};
+
+typedef int target_greg_t;
+#define TARGET_NGREG 18
+typedef target_greg_t target_gregset_t[TARGET_NGREG];
+
+typedef struct target_fpregset {
+ int f_fpcntl[3];
+ int f_fpregs[8*3];
+} target_fpregset_t;
+
+struct target_mcontext {
+ int version;
+ target_gregset_t gregs;
+ target_fpregset_t fpregs;
+};
+
+#define TARGET_MCONTEXT_VERSION 2
+
+struct target_ucontext {
+ abi_ulong tuc_flags;
+ abi_ulong tuc_link;
+ target_stack_t tuc_stack;
+ struct target_mcontext tuc_mcontext;
+ abi_long tuc_filler[80];
+ target_sigset_t tuc_sigmask;
+};
+
+struct target_rt_sigframe
+{
+ abi_ulong pretcode;
+ int sig;
+ abi_ulong pinfo;
+ abi_ulong puc;
+ struct target_siginfo info;
+ struct target_ucontext uc;
+};
+
+static void setup_sigcontext(struct target_sigcontext *sc, CPUM68KState *env,
+ abi_ulong mask)
+{
+ uint32_t sr = (env->sr & 0xff00) | cpu_m68k_get_ccr(env);
+ __put_user(mask, &sc->sc_mask);
+ __put_user(env->aregs[7], &sc->sc_usp);
+ __put_user(env->dregs[0], &sc->sc_d0);
+ __put_user(env->dregs[1], &sc->sc_d1);
+ __put_user(env->aregs[0], &sc->sc_a0);
+ __put_user(env->aregs[1], &sc->sc_a1);
+ __put_user(sr, &sc->sc_sr);
+ __put_user(env->pc, &sc->sc_pc);
+}
+
+static void
+restore_sigcontext(CPUM68KState *env, struct target_sigcontext *sc)
+{
+ int temp;
+
+ __get_user(env->aregs[7], &sc->sc_usp);
+ __get_user(env->dregs[0], &sc->sc_d0);
+ __get_user(env->dregs[1], &sc->sc_d1);
+ __get_user(env->aregs[0], &sc->sc_a0);
+ __get_user(env->aregs[1], &sc->sc_a1);
+ __get_user(env->pc, &sc->sc_pc);
+ __get_user(temp, &sc->sc_sr);
+ cpu_m68k_set_ccr(env, temp);
+}
+
+/*
+ * Determine which stack to use..
+ */
+static inline abi_ulong
+get_sigframe(struct target_sigaction *ka, CPUM68KState *regs,
+ size_t frame_size)
+{
+ abi_ulong sp;
+
+ sp = target_sigsp(get_sp_from_cpustate(regs), ka);
+
+
+ return ((sp - frame_size) & -8UL);
+}
+
+void setup_frame(int sig, struct target_sigaction *ka,
+ target_sigset_t *set, CPUM68KState *env)
+{
+ struct target_sigframe *frame;
+ abi_ulong frame_addr;
+ abi_ulong sc_addr;
+ int i;
+
+ frame_addr = get_sigframe(ka, env, sizeof *frame);
+ trace_user_setup_frame(env, frame_addr);
+ if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) {
+ goto give_sigsegv;
+ }
+
+ __put_user(sig, &frame->sig);
+
+ sc_addr = frame_addr + offsetof(struct target_sigframe, sc);
+ __put_user(sc_addr, &frame->psc);
+
+ setup_sigcontext(&frame->sc, env, set->sig[0]);
+
+ for(i = 1; i < TARGET_NSIG_WORDS; i++) {
+ __put_user(set->sig[i], &frame->extramask[i - 1]);
+ }
+
+ /* Set up to return from userspace. */
+ __put_user(default_sigreturn, &frame->pretcode);
+
+ env->aregs[7] = frame_addr;
+ env->pc = ka->_sa_handler;
+
+ unlock_user_struct(frame, frame_addr, 1);
+ return;
+
+give_sigsegv:
+ force_sigsegv(sig);
+}
+
+static inline void target_rt_save_fpu_state(struct target_ucontext *uc,
+ CPUM68KState *env)
+{
+ int i;
+ target_fpregset_t *fpregs = &uc->tuc_mcontext.fpregs;
+
+ __put_user(env->fpcr, &fpregs->f_fpcntl[0]);
+ __put_user(env->fpsr, &fpregs->f_fpcntl[1]);
+ /* fpiar is not emulated */
+
+ for (i = 0; i < 8; i++) {
+ uint32_t high = env->fregs[i].d.high << 16;
+ __put_user(high, &fpregs->f_fpregs[i * 3]);
+ __put_user(env->fregs[i].d.low,
+ (uint64_t *)&fpregs->f_fpregs[i * 3 + 1]);
+ }
+}
+
+static inline int target_rt_setup_ucontext(struct target_ucontext *uc,
+ CPUM68KState *env)
+{
+ target_greg_t *gregs = uc->tuc_mcontext.gregs;
+ uint32_t sr = (env->sr & 0xff00) | cpu_m68k_get_ccr(env);
+
+ __put_user(TARGET_MCONTEXT_VERSION, &uc->tuc_mcontext.version);
+ __put_user(env->dregs[0], &gregs[0]);
+ __put_user(env->dregs[1], &gregs[1]);
+ __put_user(env->dregs[2], &gregs[2]);
+ __put_user(env->dregs[3], &gregs[3]);
+ __put_user(env->dregs[4], &gregs[4]);
+ __put_user(env->dregs[5], &gregs[5]);
+ __put_user(env->dregs[6], &gregs[6]);
+ __put_user(env->dregs[7], &gregs[7]);
+ __put_user(env->aregs[0], &gregs[8]);
+ __put_user(env->aregs[1], &gregs[9]);
+ __put_user(env->aregs[2], &gregs[10]);
+ __put_user(env->aregs[3], &gregs[11]);
+ __put_user(env->aregs[4], &gregs[12]);
+ __put_user(env->aregs[5], &gregs[13]);
+ __put_user(env->aregs[6], &gregs[14]);
+ __put_user(env->aregs[7], &gregs[15]);
+ __put_user(env->pc, &gregs[16]);
+ __put_user(sr, &gregs[17]);
+
+ target_rt_save_fpu_state(uc, env);
+
+ return 0;
+}
+
+static inline void target_rt_restore_fpu_state(CPUM68KState *env,
+ struct target_ucontext *uc)
+{
+ int i;
+ target_fpregset_t *fpregs = &uc->tuc_mcontext.fpregs;
+ uint32_t fpcr;
+
+ __get_user(fpcr, &fpregs->f_fpcntl[0]);
+ cpu_m68k_set_fpcr(env, fpcr);
+ __get_user(env->fpsr, &fpregs->f_fpcntl[1]);
+ /* fpiar is not emulated */
+
+ for (i = 0; i < 8; i++) {
+ uint32_t high;
+ __get_user(high, &fpregs->f_fpregs[i * 3]);
+ env->fregs[i].d.high = high >> 16;
+ __get_user(env->fregs[i].d.low,
+ (uint64_t *)&fpregs->f_fpregs[i * 3 + 1]);
+ }
+}
+
+static inline int target_rt_restore_ucontext(CPUM68KState *env,
+ struct target_ucontext *uc)
+{
+ int temp;
+ target_greg_t *gregs = uc->tuc_mcontext.gregs;
+
+ __get_user(temp, &uc->tuc_mcontext.version);
+ if (temp != TARGET_MCONTEXT_VERSION)
+ goto badframe;
+
+ /* restore passed registers */
+ __get_user(env->dregs[0], &gregs[0]);
+ __get_user(env->dregs[1], &gregs[1]);
+ __get_user(env->dregs[2], &gregs[2]);
+ __get_user(env->dregs[3], &gregs[3]);
+ __get_user(env->dregs[4], &gregs[4]);
+ __get_user(env->dregs[5], &gregs[5]);
+ __get_user(env->dregs[6], &gregs[6]);
+ __get_user(env->dregs[7], &gregs[7]);
+ __get_user(env->aregs[0], &gregs[8]);
+ __get_user(env->aregs[1], &gregs[9]);
+ __get_user(env->aregs[2], &gregs[10]);
+ __get_user(env->aregs[3], &gregs[11]);
+ __get_user(env->aregs[4], &gregs[12]);
+ __get_user(env->aregs[5], &gregs[13]);
+ __get_user(env->aregs[6], &gregs[14]);
+ __get_user(env->aregs[7], &gregs[15]);
+ __get_user(env->pc, &gregs[16]);
+ __get_user(temp, &gregs[17]);
+ cpu_m68k_set_ccr(env, temp);
+
+ target_rt_restore_fpu_state(env, uc);
+
+ return 0;
+
+badframe:
+ return 1;
+}
+
+void setup_rt_frame(int sig, struct target_sigaction *ka,
+ target_siginfo_t *info,
+ target_sigset_t *set, CPUM68KState *env)
+{
+ struct target_rt_sigframe *frame;
+ abi_ulong frame_addr;
+ abi_ulong info_addr;
+ abi_ulong uc_addr;
+ int err = 0;
+ int i;
+
+ frame_addr = get_sigframe(ka, env, sizeof *frame);
+ trace_user_setup_rt_frame(env, frame_addr);
+ if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) {
+ goto give_sigsegv;
+ }
+
+ __put_user(sig, &frame->sig);
+
+ info_addr = frame_addr + offsetof(struct target_rt_sigframe, info);
+ __put_user(info_addr, &frame->pinfo);
+
+ uc_addr = frame_addr + offsetof(struct target_rt_sigframe, uc);
+ __put_user(uc_addr, &frame->puc);
+
+ tswap_siginfo(&frame->info, info);
+
+ /* Create the ucontext */
+
+ __put_user(0, &frame->uc.tuc_flags);
+ __put_user(0, &frame->uc.tuc_link);
+ target_save_altstack(&frame->uc.tuc_stack, env);
+ err |= target_rt_setup_ucontext(&frame->uc, env);
+
+ if (err)
+ goto give_sigsegv;
+
+ for(i = 0; i < TARGET_NSIG_WORDS; i++) {
+ __put_user(set->sig[i], &frame->uc.tuc_sigmask.sig[i]);
+ }
+
+ /* Set up to return from userspace. */
+ __put_user(default_rt_sigreturn, &frame->pretcode);
+
+ env->aregs[7] = frame_addr;
+ env->pc = ka->_sa_handler;
+
+ unlock_user_struct(frame, frame_addr, 1);
+ return;
+
+give_sigsegv:
+ unlock_user_struct(frame, frame_addr, 1);
+ force_sigsegv(sig);
+}
+
+long do_sigreturn(CPUM68KState *env)
+{
+ struct target_sigframe *frame;
+ abi_ulong frame_addr = env->aregs[7] - 4;
+ target_sigset_t target_set;
+ sigset_t set;
+ int i;
+
+ trace_user_do_sigreturn(env, frame_addr);
+ if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1))
+ goto badframe;
+
+ /* set blocked signals */
+
+ __get_user(target_set.sig[0], &frame->sc.sc_mask);
+
+ for(i = 1; i < TARGET_NSIG_WORDS; i++) {
+ __get_user(target_set.sig[i], &frame->extramask[i - 1]);
+ }
+
+ target_to_host_sigset_internal(&set, &target_set);
+ set_sigmask(&set);
+
+ /* restore registers */
+
+ restore_sigcontext(env, &frame->sc);
+
+ unlock_user_struct(frame, frame_addr, 0);
+ return -TARGET_QEMU_ESIGRETURN;
+
+badframe:
+ force_sig(TARGET_SIGSEGV);
+ return -TARGET_QEMU_ESIGRETURN;
+}
+
+long do_rt_sigreturn(CPUM68KState *env)
+{
+ struct target_rt_sigframe *frame;
+ abi_ulong frame_addr = env->aregs[7] - 4;
+ sigset_t set;
+
+ trace_user_do_rt_sigreturn(env, frame_addr);
+ if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1))
+ goto badframe;
+
+ target_to_host_sigset(&set, &frame->uc.tuc_sigmask);
+ set_sigmask(&set);
+
+ /* restore registers */
+
+ if (target_rt_restore_ucontext(env, &frame->uc))
+ goto badframe;
+
+ target_restore_altstack(&frame->uc.tuc_stack, env);
+
+ unlock_user_struct(frame, frame_addr, 0);
+ return -TARGET_QEMU_ESIGRETURN;
+
+badframe:
+ unlock_user_struct(frame, frame_addr, 0);
+ force_sig(TARGET_SIGSEGV);
+ return -TARGET_QEMU_ESIGRETURN;
+}
+
+void setup_sigtramp(abi_ulong sigtramp_page)
+{
+ void *tramp = lock_user(VERIFY_WRITE, sigtramp_page, 4 + 6, 0);
+ assert(tramp != NULL);
+
+ default_sigreturn = sigtramp_page;
+
+ /* moveq #,d0; trap #0 */
+ __put_user(0x70004e40 + (TARGET_NR_sigreturn << 16), (uint32_t *)tramp);
+
+ default_rt_sigreturn = sigtramp_page + 4;
+
+ /* moveq #,d0; notb d0; trap #0 */
+ __put_user(0x70004600 + ((TARGET_NR_rt_sigreturn ^ 0xff) << 16),
+ (uint32_t *)(tramp + 4));
+ __put_user(0x4e40, (uint16_t *)(tramp + 8));
+
+ unlock_user(tramp, sigtramp_page, 4 + 6);
+}
diff --git a/linux-user/m68k/sockbits.h b/linux-user/m68k/sockbits.h
new file mode 100644
index 000000000..0e4c8f012
--- /dev/null
+++ b/linux-user/m68k/sockbits.h
@@ -0,0 +1 @@
+#include "../generic/sockbits.h"
diff --git a/linux-user/m68k/syscall.tbl b/linux-user/m68k/syscall.tbl
new file mode 100644
index 000000000..79c2d24c8
--- /dev/null
+++ b/linux-user/m68k/syscall.tbl
@@ -0,0 +1,448 @@
+# SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note
+#
+# system call numbers and entry vectors for m68k
+#
+# The format is:
+# <number> <abi> <name> <entry point>
+#
+# The <abi> is always "common" for this file
+#
+0 common restart_syscall sys_restart_syscall
+1 common exit sys_exit
+2 common fork __sys_fork
+3 common read sys_read
+4 common write sys_write
+5 common open sys_open
+6 common close sys_close
+7 common waitpid sys_waitpid
+8 common creat sys_creat
+9 common link sys_link
+10 common unlink sys_unlink
+11 common execve sys_execve
+12 common chdir sys_chdir
+13 common time sys_time32
+14 common mknod sys_mknod
+15 common chmod sys_chmod
+16 common chown sys_chown16
+# 17 was break
+18 common oldstat sys_stat
+19 common lseek sys_lseek
+20 common getpid sys_getpid
+21 common mount sys_mount
+22 common umount sys_oldumount
+23 common setuid sys_setuid16
+24 common getuid sys_getuid16
+25 common stime sys_stime32
+26 common ptrace sys_ptrace
+27 common alarm sys_alarm
+28 common oldfstat sys_fstat
+29 common pause sys_pause
+30 common utime sys_utime32
+# 31 was stty
+# 32 was gtty
+33 common access sys_access
+34 common nice sys_nice
+# 35 was ftime
+36 common sync sys_sync
+37 common kill sys_kill
+38 common rename sys_rename
+39 common mkdir sys_mkdir
+40 common rmdir sys_rmdir
+41 common dup sys_dup
+42 common pipe sys_pipe
+43 common times sys_times
+# 44 was prof
+45 common brk sys_brk
+46 common setgid sys_setgid16
+47 common getgid sys_getgid16
+48 common signal sys_signal
+49 common geteuid sys_geteuid16
+50 common getegid sys_getegid16
+51 common acct sys_acct
+52 common umount2 sys_umount
+# 53 was lock
+54 common ioctl sys_ioctl
+55 common fcntl sys_fcntl
+# 56 was mpx
+57 common setpgid sys_setpgid
+# 58 was ulimit
+# 59 was oldolduname
+60 common umask sys_umask
+61 common chroot sys_chroot
+62 common ustat sys_ustat
+63 common dup2 sys_dup2
+64 common getppid sys_getppid
+65 common getpgrp sys_getpgrp
+66 common setsid sys_setsid
+67 common sigaction sys_sigaction
+68 common sgetmask sys_sgetmask
+69 common ssetmask sys_ssetmask
+70 common setreuid sys_setreuid16
+71 common setregid sys_setregid16
+72 common sigsuspend sys_sigsuspend
+73 common sigpending sys_sigpending
+74 common sethostname sys_sethostname
+75 common setrlimit sys_setrlimit
+76 common getrlimit sys_old_getrlimit
+77 common getrusage sys_getrusage
+78 common gettimeofday sys_gettimeofday
+79 common settimeofday sys_settimeofday
+80 common getgroups sys_getgroups16
+81 common setgroups sys_setgroups16
+82 common select sys_old_select
+83 common symlink sys_symlink
+84 common oldlstat sys_lstat
+85 common readlink sys_readlink
+86 common uselib sys_uselib
+87 common swapon sys_swapon
+88 common reboot sys_reboot
+89 common readdir sys_old_readdir
+90 common mmap sys_old_mmap
+91 common munmap sys_munmap
+92 common truncate sys_truncate
+93 common ftruncate sys_ftruncate
+94 common fchmod sys_fchmod
+95 common fchown sys_fchown16
+96 common getpriority sys_getpriority
+97 common setpriority sys_setpriority
+# 98 was profil
+99 common statfs sys_statfs
+100 common fstatfs sys_fstatfs
+# 101 was ioperm
+102 common socketcall sys_socketcall
+103 common syslog sys_syslog
+104 common setitimer sys_setitimer
+105 common getitimer sys_getitimer
+106 common stat sys_newstat
+107 common lstat sys_newlstat
+108 common fstat sys_newfstat
+# 109 was olduname
+# 110 was iopl
+111 common vhangup sys_vhangup
+# 112 was idle
+# 113 was vm86
+114 common wait4 sys_wait4
+115 common swapoff sys_swapoff
+116 common sysinfo sys_sysinfo
+117 common ipc sys_ipc
+118 common fsync sys_fsync
+119 common sigreturn sys_sigreturn
+120 common clone __sys_clone
+121 common setdomainname sys_setdomainname
+122 common uname sys_newuname
+123 common cacheflush sys_cacheflush
+124 common adjtimex sys_adjtimex_time32
+125 common mprotect sys_mprotect
+126 common sigprocmask sys_sigprocmask
+127 common create_module sys_ni_syscall
+128 common init_module sys_init_module
+129 common delete_module sys_delete_module
+130 common get_kernel_syms sys_ni_syscall
+131 common quotactl sys_quotactl
+132 common getpgid sys_getpgid
+133 common fchdir sys_fchdir
+134 common bdflush sys_bdflush
+135 common sysfs sys_sysfs
+136 common personality sys_personality
+# 137 was afs_syscall
+138 common setfsuid sys_setfsuid16
+139 common setfsgid sys_setfsgid16
+140 common _llseek sys_llseek
+141 common getdents sys_getdents
+142 common _newselect sys_select
+143 common flock sys_flock
+144 common msync sys_msync
+145 common readv sys_readv
+146 common writev sys_writev
+147 common getsid sys_getsid
+148 common fdatasync sys_fdatasync
+149 common _sysctl sys_ni_syscall
+150 common mlock sys_mlock
+151 common munlock sys_munlock
+152 common mlockall sys_mlockall
+153 common munlockall sys_munlockall
+154 common sched_setparam sys_sched_setparam
+155 common sched_getparam sys_sched_getparam
+156 common sched_setscheduler sys_sched_setscheduler
+157 common sched_getscheduler sys_sched_getscheduler
+158 common sched_yield sys_sched_yield
+159 common sched_get_priority_max sys_sched_get_priority_max
+160 common sched_get_priority_min sys_sched_get_priority_min
+161 common sched_rr_get_interval sys_sched_rr_get_interval_time32
+162 common nanosleep sys_nanosleep_time32
+163 common mremap sys_mremap
+164 common setresuid sys_setresuid16
+165 common getresuid sys_getresuid16
+166 common getpagesize sys_getpagesize
+167 common query_module sys_ni_syscall
+168 common poll sys_poll
+169 common nfsservctl sys_ni_syscall
+170 common setresgid sys_setresgid16
+171 common getresgid sys_getresgid16
+172 common prctl sys_prctl
+173 common rt_sigreturn sys_rt_sigreturn
+174 common rt_sigaction sys_rt_sigaction
+175 common rt_sigprocmask sys_rt_sigprocmask
+176 common rt_sigpending sys_rt_sigpending
+177 common rt_sigtimedwait sys_rt_sigtimedwait_time32
+178 common rt_sigqueueinfo sys_rt_sigqueueinfo
+179 common rt_sigsuspend sys_rt_sigsuspend
+180 common pread64 sys_pread64
+181 common pwrite64 sys_pwrite64
+182 common lchown sys_lchown16
+183 common getcwd sys_getcwd
+184 common capget sys_capget
+185 common capset sys_capset
+186 common sigaltstack sys_sigaltstack
+187 common sendfile sys_sendfile
+188 common getpmsg sys_ni_syscall
+189 common putpmsg sys_ni_syscall
+190 common vfork __sys_vfork
+191 common ugetrlimit sys_getrlimit
+192 common mmap2 sys_mmap2
+193 common truncate64 sys_truncate64
+194 common ftruncate64 sys_ftruncate64
+195 common stat64 sys_stat64
+196 common lstat64 sys_lstat64
+197 common fstat64 sys_fstat64
+198 common chown32 sys_chown
+199 common getuid32 sys_getuid
+200 common getgid32 sys_getgid
+201 common geteuid32 sys_geteuid
+202 common getegid32 sys_getegid
+203 common setreuid32 sys_setreuid
+204 common setregid32 sys_setregid
+205 common getgroups32 sys_getgroups
+206 common setgroups32 sys_setgroups
+207 common fchown32 sys_fchown
+208 common setresuid32 sys_setresuid
+209 common getresuid32 sys_getresuid
+210 common setresgid32 sys_setresgid
+211 common getresgid32 sys_getresgid
+212 common lchown32 sys_lchown
+213 common setuid32 sys_setuid
+214 common setgid32 sys_setgid
+215 common setfsuid32 sys_setfsuid
+216 common setfsgid32 sys_setfsgid
+217 common pivot_root sys_pivot_root
+# 218 is reserved
+# 219 is reserved
+220 common getdents64 sys_getdents64
+221 common gettid sys_gettid
+222 common tkill sys_tkill
+223 common setxattr sys_setxattr
+224 common lsetxattr sys_lsetxattr
+225 common fsetxattr sys_fsetxattr
+226 common getxattr sys_getxattr
+227 common lgetxattr sys_lgetxattr
+228 common fgetxattr sys_fgetxattr
+229 common listxattr sys_listxattr
+230 common llistxattr sys_llistxattr
+231 common flistxattr sys_flistxattr
+232 common removexattr sys_removexattr
+233 common lremovexattr sys_lremovexattr
+234 common fremovexattr sys_fremovexattr
+235 common futex sys_futex_time32
+236 common sendfile64 sys_sendfile64
+237 common mincore sys_mincore
+238 common madvise sys_madvise
+239 common fcntl64 sys_fcntl64
+240 common readahead sys_readahead
+241 common io_setup sys_io_setup
+242 common io_destroy sys_io_destroy
+243 common io_getevents sys_io_getevents_time32
+244 common io_submit sys_io_submit
+245 common io_cancel sys_io_cancel
+246 common fadvise64 sys_fadvise64
+247 common exit_group sys_exit_group
+248 common lookup_dcookie sys_lookup_dcookie
+249 common epoll_create sys_epoll_create
+250 common epoll_ctl sys_epoll_ctl
+251 common epoll_wait sys_epoll_wait
+252 common remap_file_pages sys_remap_file_pages
+253 common set_tid_address sys_set_tid_address
+254 common timer_create sys_timer_create
+255 common timer_settime sys_timer_settime32
+256 common timer_gettime sys_timer_gettime32
+257 common timer_getoverrun sys_timer_getoverrun
+258 common timer_delete sys_timer_delete
+259 common clock_settime sys_clock_settime32
+260 common clock_gettime sys_clock_gettime32
+261 common clock_getres sys_clock_getres_time32
+262 common clock_nanosleep sys_clock_nanosleep_time32
+263 common statfs64 sys_statfs64
+264 common fstatfs64 sys_fstatfs64
+265 common tgkill sys_tgkill
+266 common utimes sys_utimes_time32
+267 common fadvise64_64 sys_fadvise64_64
+268 common mbind sys_mbind
+269 common get_mempolicy sys_get_mempolicy
+270 common set_mempolicy sys_set_mempolicy
+271 common mq_open sys_mq_open
+272 common mq_unlink sys_mq_unlink
+273 common mq_timedsend sys_mq_timedsend_time32
+274 common mq_timedreceive sys_mq_timedreceive_time32
+275 common mq_notify sys_mq_notify
+276 common mq_getsetattr sys_mq_getsetattr
+277 common waitid sys_waitid
+# 278 was vserver
+279 common add_key sys_add_key
+280 common request_key sys_request_key
+281 common keyctl sys_keyctl
+282 common ioprio_set sys_ioprio_set
+283 common ioprio_get sys_ioprio_get
+284 common inotify_init sys_inotify_init
+285 common inotify_add_watch sys_inotify_add_watch
+286 common inotify_rm_watch sys_inotify_rm_watch
+287 common migrate_pages sys_migrate_pages
+288 common openat sys_openat
+289 common mkdirat sys_mkdirat
+290 common mknodat sys_mknodat
+291 common fchownat sys_fchownat
+292 common futimesat sys_futimesat_time32
+293 common fstatat64 sys_fstatat64
+294 common unlinkat sys_unlinkat
+295 common renameat sys_renameat
+296 common linkat sys_linkat
+297 common symlinkat sys_symlinkat
+298 common readlinkat sys_readlinkat
+299 common fchmodat sys_fchmodat
+300 common faccessat sys_faccessat
+301 common pselect6 sys_pselect6_time32
+302 common ppoll sys_ppoll_time32
+303 common unshare sys_unshare
+304 common set_robust_list sys_set_robust_list
+305 common get_robust_list sys_get_robust_list
+306 common splice sys_splice
+307 common sync_file_range sys_sync_file_range
+308 common tee sys_tee
+309 common vmsplice sys_vmsplice
+310 common move_pages sys_move_pages
+311 common sched_setaffinity sys_sched_setaffinity
+312 common sched_getaffinity sys_sched_getaffinity
+313 common kexec_load sys_kexec_load
+314 common getcpu sys_getcpu
+315 common epoll_pwait sys_epoll_pwait
+316 common utimensat sys_utimensat_time32
+317 common signalfd sys_signalfd
+318 common timerfd_create sys_timerfd_create
+319 common eventfd sys_eventfd
+320 common fallocate sys_fallocate
+321 common timerfd_settime sys_timerfd_settime32
+322 common timerfd_gettime sys_timerfd_gettime32
+323 common signalfd4 sys_signalfd4
+324 common eventfd2 sys_eventfd2
+325 common epoll_create1 sys_epoll_create1
+326 common dup3 sys_dup3
+327 common pipe2 sys_pipe2
+328 common inotify_init1 sys_inotify_init1
+329 common preadv sys_preadv
+330 common pwritev sys_pwritev
+331 common rt_tgsigqueueinfo sys_rt_tgsigqueueinfo
+332 common perf_event_open sys_perf_event_open
+333 common get_thread_area sys_get_thread_area
+334 common set_thread_area sys_set_thread_area
+335 common atomic_cmpxchg_32 sys_atomic_cmpxchg_32
+336 common atomic_barrier sys_atomic_barrier
+337 common fanotify_init sys_fanotify_init
+338 common fanotify_mark sys_fanotify_mark
+339 common prlimit64 sys_prlimit64
+340 common name_to_handle_at sys_name_to_handle_at
+341 common open_by_handle_at sys_open_by_handle_at
+342 common clock_adjtime sys_clock_adjtime32
+343 common syncfs sys_syncfs
+344 common setns sys_setns
+345 common process_vm_readv sys_process_vm_readv
+346 common process_vm_writev sys_process_vm_writev
+347 common kcmp sys_kcmp
+348 common finit_module sys_finit_module
+349 common sched_setattr sys_sched_setattr
+350 common sched_getattr sys_sched_getattr
+351 common renameat2 sys_renameat2
+352 common getrandom sys_getrandom
+353 common memfd_create sys_memfd_create
+354 common bpf sys_bpf
+355 common execveat sys_execveat
+356 common socket sys_socket
+357 common socketpair sys_socketpair
+358 common bind sys_bind
+359 common connect sys_connect
+360 common listen sys_listen
+361 common accept4 sys_accept4
+362 common getsockopt sys_getsockopt
+363 common setsockopt sys_setsockopt
+364 common getsockname sys_getsockname
+365 common getpeername sys_getpeername
+366 common sendto sys_sendto
+367 common sendmsg sys_sendmsg
+368 common recvfrom sys_recvfrom
+369 common recvmsg sys_recvmsg
+370 common shutdown sys_shutdown
+371 common recvmmsg sys_recvmmsg_time32
+372 common sendmmsg sys_sendmmsg
+373 common userfaultfd sys_userfaultfd
+374 common membarrier sys_membarrier
+375 common mlock2 sys_mlock2
+376 common copy_file_range sys_copy_file_range
+377 common preadv2 sys_preadv2
+378 common pwritev2 sys_pwritev2
+379 common statx sys_statx
+380 common seccomp sys_seccomp
+381 common pkey_mprotect sys_pkey_mprotect
+382 common pkey_alloc sys_pkey_alloc
+383 common pkey_free sys_pkey_free
+384 common rseq sys_rseq
+# room for arch specific calls
+393 common semget sys_semget
+394 common semctl sys_semctl
+395 common shmget sys_shmget
+396 common shmctl sys_shmctl
+397 common shmat sys_shmat
+398 common shmdt sys_shmdt
+399 common msgget sys_msgget
+400 common msgsnd sys_msgsnd
+401 common msgrcv sys_msgrcv
+402 common msgctl sys_msgctl
+403 common clock_gettime64 sys_clock_gettime
+404 common clock_settime64 sys_clock_settime
+405 common clock_adjtime64 sys_clock_adjtime
+406 common clock_getres_time64 sys_clock_getres
+407 common clock_nanosleep_time64 sys_clock_nanosleep
+408 common timer_gettime64 sys_timer_gettime
+409 common timer_settime64 sys_timer_settime
+410 common timerfd_gettime64 sys_timerfd_gettime
+411 common timerfd_settime64 sys_timerfd_settime
+412 common utimensat_time64 sys_utimensat
+413 common pselect6_time64 sys_pselect6
+414 common ppoll_time64 sys_ppoll
+416 common io_pgetevents_time64 sys_io_pgetevents
+417 common recvmmsg_time64 sys_recvmmsg
+418 common mq_timedsend_time64 sys_mq_timedsend
+419 common mq_timedreceive_time64 sys_mq_timedreceive
+420 common semtimedop_time64 sys_semtimedop
+421 common rt_sigtimedwait_time64 sys_rt_sigtimedwait
+422 common futex_time64 sys_futex
+423 common sched_rr_get_interval_time64 sys_sched_rr_get_interval
+424 common pidfd_send_signal sys_pidfd_send_signal
+425 common io_uring_setup sys_io_uring_setup
+426 common io_uring_enter sys_io_uring_enter
+427 common io_uring_register sys_io_uring_register
+428 common open_tree sys_open_tree
+429 common move_mount sys_move_mount
+430 common fsopen sys_fsopen
+431 common fsconfig sys_fsconfig
+432 common fsmount sys_fsmount
+433 common fspick sys_fspick
+434 common pidfd_open sys_pidfd_open
+435 common clone3 __sys_clone3
+436 common close_range sys_close_range
+437 common openat2 sys_openat2
+438 common pidfd_getfd sys_pidfd_getfd
+439 common faccessat2 sys_faccessat2
+440 common process_madvise sys_process_madvise
+441 common epoll_pwait2 sys_epoll_pwait2
+442 common mount_setattr sys_mount_setattr
+# 443 reserved for quotactl_path
+444 common landlock_create_ruleset sys_landlock_create_ruleset
+445 common landlock_add_rule sys_landlock_add_rule
+446 common landlock_restrict_self sys_landlock_restrict_self
diff --git a/linux-user/m68k/syscallhdr.sh b/linux-user/m68k/syscallhdr.sh
new file mode 100644
index 000000000..eeb4d01d3
--- /dev/null
+++ b/linux-user/m68k/syscallhdr.sh
@@ -0,0 +1,32 @@
+#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
+
+in="$1"
+out="$2"
+my_abis=`echo "($3)" | tr ',' '|'`
+prefix="$4"
+offset="$5"
+
+fileguard=LINUX_USER_M68K_`basename "$out" | sed \
+ -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/' \
+ -e 's/[^A-Z0-9_]/_/g' -e 's/__/_/g'`
+grep -E "^[0-9A-Fa-fXx]+[[:space:]]+${my_abis}" "$in" | sort -n | (
+ printf "#ifndef %s\n" "${fileguard}"
+ printf "#define %s\n" "${fileguard}"
+ printf "\n"
+
+ nxt=0
+ while read nr abi name entry ; do
+ if [ -z "$offset" ]; then
+ printf "#define TARGET_NR_%s%s\t%s\n" \
+ "${prefix}" "${name}" "${nr}"
+ else
+ printf "#define TARGET_NR_%s%s\t(%s + %s)\n" \
+ "${prefix}" "${name}" "${offset}" "${nr}"
+ fi
+ nxt=$((nr+1))
+ done
+
+ printf "\n"
+ printf "#endif /* %s */\n" "${fileguard}"
+) > "$out"
diff --git a/linux-user/m68k/target_cpu.h b/linux-user/m68k/target_cpu.h
new file mode 100644
index 000000000..c3f288dfe
--- /dev/null
+++ b/linux-user/m68k/target_cpu.h
@@ -0,0 +1,49 @@
+/*
+ * m68k specific CPU ABI and functions for linux-user
+ *
+ * Copyright (c) 2005-2007 CodeSourcery
+ * Written by Paul Brook
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef M68K_TARGET_CPU_H
+#define M68K_TARGET_CPU_H
+
+static inline void cpu_clone_regs_child(CPUM68KState *env, target_ulong newsp,
+ unsigned flags)
+{
+ if (newsp) {
+ env->aregs[7] = newsp;
+ }
+ env->dregs[0] = 0;
+}
+
+static inline void cpu_clone_regs_parent(CPUM68KState *env, unsigned flags)
+{
+}
+
+static inline void cpu_set_tls(CPUM68KState *env, target_ulong newtls)
+{
+ CPUState *cs = env_cpu(env);
+ TaskState *ts = cs->opaque;
+
+ ts->tp_value = newtls;
+}
+
+static inline abi_ulong get_sp_from_cpustate(CPUM68KState *state)
+{
+ return state->aregs[7];
+}
+#endif
diff --git a/linux-user/m68k/target_elf.h b/linux-user/m68k/target_elf.h
new file mode 100644
index 000000000..998fe0fe2
--- /dev/null
+++ b/linux-user/m68k/target_elf.h
@@ -0,0 +1,20 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation, or (at your option) any
+ * later version. See the COPYING file in the top-level directory.
+ */
+
+#ifndef M68K_TARGET_ELF_H
+#define M68K_TARGET_ELF_H
+static inline const char *cpu_get_model(uint32_t eflags)
+{
+ if (eflags == 0 || (eflags & EF_M68K_M68000)) {
+ /* 680x0 */
+ return "m68040";
+ }
+
+ /* Coldfire */
+ return "any";
+}
+#endif
diff --git a/linux-user/m68k/target_errno_defs.h b/linux-user/m68k/target_errno_defs.h
new file mode 100644
index 000000000..96485a754
--- /dev/null
+++ b/linux-user/m68k/target_errno_defs.h
@@ -0,0 +1,7 @@
+#ifndef M68K_TARGET_ERRNO_DEFS_H
+#define M68K_TARGET_ERRNO_DEFS_H
+
+/* Target uses generic errno */
+#include "../generic/target_errno_defs.h"
+
+#endif
diff --git a/linux-user/m68k/target_fcntl.h b/linux-user/m68k/target_fcntl.h
new file mode 100644
index 000000000..068bc3243
--- /dev/null
+++ b/linux-user/m68k/target_fcntl.h
@@ -0,0 +1,17 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation, or (at your option) any
+ * later version. See the COPYING file in the top-level directory.
+ */
+
+#ifndef M68K_TARGET_FCNTL_H
+#define M68K_TARGET_FCNTL_H
+
+#define TARGET_O_DIRECTORY 040000 /* must be a directory */
+#define TARGET_O_NOFOLLOW 0100000 /* don't follow links */
+#define TARGET_O_DIRECT 0200000 /* direct disk access hint */
+#define TARGET_O_LARGEFILE 0400000
+
+#include "../generic/fcntl.h"
+#endif
diff --git a/linux-user/m68k/target_signal.h b/linux-user/m68k/target_signal.h
new file mode 100644
index 000000000..94157bf1f
--- /dev/null
+++ b/linux-user/m68k/target_signal.h
@@ -0,0 +1,27 @@
+#ifndef M68K_TARGET_SIGNAL_H
+#define M68K_TARGET_SIGNAL_H
+
+/* this struct defines a stack used during syscall handling */
+
+typedef struct target_sigaltstack {
+ abi_ulong ss_sp;
+ abi_int ss_flags;
+ abi_ulong ss_size;
+} target_stack_t;
+
+
+/*
+ * sigaltstack controls
+ */
+#define TARGET_SS_ONSTACK 1
+#define TARGET_SS_DISABLE 2
+
+#define TARGET_MINSIGSTKSZ 2048
+#define TARGET_SIGSTKSZ 8192
+
+#include "../generic/signal.h"
+
+#define TARGET_ARCH_HAS_SETUP_FRAME
+#define TARGET_ARCH_HAS_SIGTRAMP_PAGE 1
+
+#endif /* M68K_TARGET_SIGNAL_H */
diff --git a/linux-user/m68k/target_structs.h b/linux-user/m68k/target_structs.h
new file mode 100644
index 000000000..e373d481e
--- /dev/null
+++ b/linux-user/m68k/target_structs.h
@@ -0,0 +1,58 @@
+/*
+ * m68k specific structures for linux-user
+ *
+ * Copyright (c) 2013 Fabrice Bellard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef M68K_TARGET_STRUCTS_H
+#define M68K_TARGET_STRUCTS_H
+
+struct target_ipc_perm {
+ abi_int __key; /* Key. */
+ abi_uint uid; /* Owner's user ID. */
+ abi_uint gid; /* Owner's group ID. */
+ abi_uint cuid; /* Creator's user ID. */
+ abi_uint cgid; /* Creator's group ID. */
+ abi_ushort mode; /* Read/write permission. */
+ abi_ushort __pad1;
+ abi_ushort __seq; /* Sequence number. */
+ abi_ushort __pad2;
+ abi_ulong __unused1;
+ abi_ulong __unused2;
+};
+
+struct target_shmid_ds {
+ struct target_ipc_perm shm_perm; /* operation permission struct */
+ abi_long shm_segsz; /* size of segment in bytes */
+ abi_ulong shm_atime; /* time of last shmat() */
+#if TARGET_ABI_BITS == 32
+ abi_ulong __unused1;
+#endif
+ abi_ulong shm_dtime; /* time of last shmdt() */
+#if TARGET_ABI_BITS == 32
+ abi_ulong __unused2;
+#endif
+ abi_ulong shm_ctime; /* time of last change by shmctl() */
+#if TARGET_ABI_BITS == 32
+ abi_ulong __unused3;
+#endif
+ abi_int shm_cpid; /* pid of creator */
+ abi_int shm_lpid; /* pid of last shmop */
+ abi_ulong shm_nattch; /* number of current attaches */
+ abi_ulong __unused4;
+ abi_ulong __unused5;
+};
+
+#endif
diff --git a/linux-user/m68k/target_syscall.h b/linux-user/m68k/target_syscall.h
new file mode 100644
index 000000000..23359a629
--- /dev/null
+++ b/linux-user/m68k/target_syscall.h
@@ -0,0 +1,29 @@
+#ifndef M68K_TARGET_SYSCALL_H
+#define M68K_TARGET_SYSCALL_H
+
+/* this struct defines the way the registers are stored on the
+ stack during a system call. */
+
+struct target_pt_regs {
+ abi_long d1, d2, d3, d4, d5, d6, d7;
+ abi_long a0, a1, a2, a3, a4, a5, a6;
+ abi_ulong d0;
+ abi_ulong usp;
+ abi_ulong orig_d0;
+ int16_t stkadj;
+ uint16_t sr;
+ abi_ulong pc;
+ uint16_t fntvex;
+ uint16_t __fill;
+};
+
+#define UNAME_MACHINE "m68k"
+#define UNAME_MINIMUM_RELEASE "2.6.32"
+
+#define TARGET_MINSIGSTKSZ 2048
+#define TARGET_MCL_CURRENT 1
+#define TARGET_MCL_FUTURE 2
+#define TARGET_MCL_ONFAULT 4
+#define TARGET_WANT_OLD_SYS_SELECT
+
+#endif /* M68K_TARGET_SYSCALL_H */
diff --git a/linux-user/m68k/termbits.h b/linux-user/m68k/termbits.h
new file mode 100644
index 000000000..b1d4f4fed
--- /dev/null
+++ b/linux-user/m68k/termbits.h
@@ -0,0 +1 @@
+#include "../generic/termbits.h"