diff options
Diffstat (limited to 'roms/u-boot/arch/sandbox/lib')
| -rw-r--r-- | roms/u-boot/arch/sandbox/lib/Makefile | 11 | ||||
| -rw-r--r-- | roms/u-boot/arch/sandbox/lib/bootm.c | 63 | ||||
| -rw-r--r-- | roms/u-boot/arch/sandbox/lib/crt0_sandbox_efi.S | 32 | ||||
| -rw-r--r-- | roms/u-boot/arch/sandbox/lib/interrupts.c | 59 | ||||
| -rw-r--r-- | roms/u-boot/arch/sandbox/lib/pci_io.c | 138 | ||||
| -rw-r--r-- | roms/u-boot/arch/sandbox/lib/reloc_sandbox_efi.c | 32 | ||||
| -rw-r--r-- | roms/u-boot/arch/sandbox/lib/sections.c | 13 |
7 files changed, 348 insertions, 0 deletions
diff --git a/roms/u-boot/arch/sandbox/lib/Makefile b/roms/u-boot/arch/sandbox/lib/Makefile new file mode 100644 index 000000000..b4ff717e7 --- /dev/null +++ b/roms/u-boot/arch/sandbox/lib/Makefile @@ -0,0 +1,11 @@ +# SPDX-License-Identifier: GPL-2.0+ +# +# Copyright (c) 2011 The Chromium OS Authors. +# +# (C) Copyright 2002-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. + +obj-y += interrupts.o sections.o +obj-$(CONFIG_PCI) += pci_io.o +obj-$(CONFIG_CMD_BOOTM) += bootm.o +obj-$(CONFIG_CMD_BOOTZ) += bootm.o diff --git a/roms/u-boot/arch/sandbox/lib/bootm.c b/roms/u-boot/arch/sandbox/lib/bootm.c new file mode 100644 index 000000000..d1d460b84 --- /dev/null +++ b/roms/u-boot/arch/sandbox/lib/bootm.c @@ -0,0 +1,63 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (c) 2011 The Chromium OS Authors. + * Copyright (c) 2015 Sjoerd Simons <sjoerd.simons@collabora.co.uk> + */ + +#include <common.h> +#include <bootstage.h> +#include <image.h> +#include <asm/io.h> + +#define LINUX_ARM_ZIMAGE_MAGIC 0x016f2818 + +struct arm_z_header { + uint32_t code[9]; + uint32_t zi_magic; + uint32_t zi_start; + uint32_t zi_end; +} __attribute__ ((__packed__)); + +int bootz_setup(ulong image, ulong *start, ulong *end) +{ + uint8_t *zimage = map_sysmem(image, 0); + struct arm_z_header *arm_hdr = (struct arm_z_header *)zimage; + int ret = 0; + + if (memcmp(zimage + 0x202, "HdrS", 4) == 0) { + uint8_t setup_sects = *(zimage + 0x1f1); + uint32_t syssize = + le32_to_cpu(*(uint32_t *)(zimage + 0x1f4)); + + *start = 0; + *end = (setup_sects + 1) * 512 + syssize * 16; + + printf("setting up X86 zImage [ %ld - %ld ]\n", + *start, *end); + } else if (le32_to_cpu(arm_hdr->zi_magic) == LINUX_ARM_ZIMAGE_MAGIC) { + *start = le32_to_cpu(arm_hdr->zi_start); + *end = le32_to_cpu(arm_hdr->zi_end); + + printf("setting up ARM zImage [ %ld - %ld ]\n", + *start, *end); + } else { + printf("Unrecognized zImage\n"); + ret = 1; + } + + unmap_sysmem((void *)image); + + return ret; +} + +int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images) +{ + if (flag & (BOOTM_STATE_OS_GO | BOOTM_STATE_OS_FAKE_GO)) { + bootstage_mark(BOOTSTAGE_ID_RUN_OS); + printf("## Transferring control to Linux (at address %08lx)...\n", + images->ep); + printf("sandbox: continuing, as we cannot run Linux\n"); + } + + return 0; +} diff --git a/roms/u-boot/arch/sandbox/lib/crt0_sandbox_efi.S b/roms/u-boot/arch/sandbox/lib/crt0_sandbox_efi.S new file mode 100644 index 000000000..88537345d --- /dev/null +++ b/roms/u-boot/arch/sandbox/lib/crt0_sandbox_efi.S @@ -0,0 +1,32 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * PE/COFF header for EFI applications + * + * Copyright (c) 2019 Heinrich Schuchardt + */ + +#include <host_arch.h> + +#if HOST_ARCH == HOST_ARCH_X86_64 +#include "../../../arch/x86/lib/crt0_x86_64_efi.S" +#endif + +#if HOST_ARCH == HOST_ARCH_X86 +#include "../../../arch/x86/lib/crt0_ia32_efi.S" +#endif + +#if HOST_ARCH == HOST_ARCH_AARCH64 +#include "../../../arch/arm/lib/crt0_aarch64_efi.S" +#endif + +#if HOST_ARCH == HOST_ARCH_ARM +#include "../../../arch/arm/lib/crt0_arm_efi.S" +#endif + +#if HOST_ARCH == HOST_ARCH_RISCV32 +#include "../../../arch/riscv/lib/crt0_riscv_efi.S" +#endif + +#if HOST_ARCH == HOST_ARCH_RISCV64 +#include "../../../arch/riscv/lib/crt0_riscv_efi.S" +#endif diff --git a/roms/u-boot/arch/sandbox/lib/interrupts.c b/roms/u-boot/arch/sandbox/lib/interrupts.c new file mode 100644 index 000000000..4d7cbff80 --- /dev/null +++ b/roms/u-boot/arch/sandbox/lib/interrupts.c @@ -0,0 +1,59 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (c) 2011 The Chromium OS Authors. + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ + +#include <common.h> +#include <efi_loader.h> +#include <irq_func.h> +#include <os.h> +#include <asm/global_data.h> +#include <asm-generic/signal.h> +#include <asm/u-boot-sandbox.h> + +DECLARE_GLOBAL_DATA_PTR; + +int interrupt_init(void) +{ + return 0; +} + +void enable_interrupts(void) +{ + return; +} +int disable_interrupts(void) +{ + return 0; +} + +void os_signal_action(int sig, unsigned long pc) +{ + efi_restore_gd(); + + switch (sig) { + case SIGILL: + printf("\nIllegal instruction\n"); + break; + case SIGBUS: + printf("\nBus error\n"); + break; + case SIGSEGV: + printf("\nSegmentation violation\n"); + break; + default: + break; + } + printf("pc = 0x%lx, ", pc); + printf("pc_reloc = 0x%lx\n\n", pc - gd->reloc_off); + efi_print_image_infos((void *)pc); + + if (IS_ENABLED(CONFIG_SANDBOX_CRASH_RESET)) { + printf("resetting ...\n\n"); + sandbox_reset(); + } else { + sandbox_exit(); + } +} diff --git a/roms/u-boot/arch/sandbox/lib/pci_io.c b/roms/u-boot/arch/sandbox/lib/pci_io.c new file mode 100644 index 000000000..203814194 --- /dev/null +++ b/roms/u-boot/arch/sandbox/lib/pci_io.c @@ -0,0 +1,138 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (c) 2014 Google, Inc + * Written by Simon Glass <sjg@chromium.org> + */ + +/* + * IO space access commands. + */ + +#include <common.h> +#include <command.h> +#include <dm.h> +#include <log.h> +#include <asm/io.h> + +int pci_map_physmem(phys_addr_t paddr, unsigned long *lenp, + struct udevice **devp, void **ptrp) +{ + struct udevice *dev; + int ret; + + *ptrp = 0; + for (uclass_first_device(UCLASS_PCI_EMUL, &dev); + dev; + uclass_next_device(&dev)) { + struct dm_pci_emul_ops *ops = pci_get_emul_ops(dev); + + if (!ops || !ops->map_physmem) + continue; + ret = (ops->map_physmem)(dev, paddr, lenp, ptrp); + if (ret) + continue; + *devp = dev; + return 0; + } + + debug("%s: failed: addr=%pap\n", __func__, &paddr); + return -ENOSYS; +} + +int pci_unmap_physmem(const void *vaddr, unsigned long len, + struct udevice *dev) +{ + struct dm_pci_emul_ops *ops = pci_get_emul_ops(dev); + + if (!ops || !ops->unmap_physmem) + return -ENOSYS; + return (ops->unmap_physmem)(dev, vaddr, len); +} + +static int pci_io_read(unsigned int addr, ulong *valuep, pci_size_t size) +{ + struct udevice *dev; + int ret; + + *valuep = pci_get_ff(size); + for (uclass_first_device(UCLASS_PCI_EMUL, &dev); + dev; + uclass_next_device(&dev)) { + struct dm_pci_emul_ops *ops = pci_get_emul_ops(dev); + + if (ops && ops->read_io) { + ret = (ops->read_io)(dev, addr, valuep, size); + if (!ret) + return 0; + } + } + + debug("%s: failed: addr=%x\n", __func__, addr); + return -ENOSYS; +} + +static int pci_io_write(unsigned int addr, ulong value, pci_size_t size) +{ + struct udevice *dev; + int ret; + + for (uclass_first_device(UCLASS_PCI_EMUL, &dev); + dev; + uclass_next_device(&dev)) { + struct dm_pci_emul_ops *ops = pci_get_emul_ops(dev); + + if (ops && ops->write_io) { + ret = (ops->write_io)(dev, addr, value, size); + if (!ret) + return 0; + } + } + + debug("%s: failed: addr=%x, value=%lx\n", __func__, addr, value); + return -ENOSYS; +} + +int _inl(unsigned int addr) +{ + unsigned long value; + int ret; + + ret = pci_io_read(addr, &value, PCI_SIZE_32); + + return ret ? 0 : value; +} + +int _inw(unsigned int addr) +{ + unsigned long value; + int ret; + + ret = pci_io_read(addr, &value, PCI_SIZE_16); + + return ret ? 0 : value; +} + +int _inb(unsigned int addr) +{ + unsigned long value; + int ret; + + ret = pci_io_read(addr, &value, PCI_SIZE_8); + + return ret ? 0 : value; +} + +void _outl(unsigned int value, unsigned int addr) +{ + pci_io_write(addr, value, PCI_SIZE_32); +} + +void _outw(unsigned int value, unsigned int addr) +{ + pci_io_write(addr, value, PCI_SIZE_16); +} + +void _outb(unsigned int value, unsigned int addr) +{ + pci_io_write(addr, value, PCI_SIZE_8); +} diff --git a/roms/u-boot/arch/sandbox/lib/reloc_sandbox_efi.c b/roms/u-boot/arch/sandbox/lib/reloc_sandbox_efi.c new file mode 100644 index 000000000..a21e6757c --- /dev/null +++ b/roms/u-boot/arch/sandbox/lib/reloc_sandbox_efi.c @@ -0,0 +1,32 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * position independent shared object relocator + * + * Copyright (c) 2019 Heinrich Schuchardt + */ + +#include <host_arch.h> + +#if HOST_ARCH == HOST_ARCH_X86_64 +#include "../../../arch/x86/lib/reloc_x86_64_efi.c" +#endif + +#if HOST_ARCH == HOST_ARCH_X86 +#include "../../../arch/x86/lib/reloc_ia32_efi.c" +#endif + +#if HOST_ARCH == HOST_ARCH_AARCH64 +#include "../../../arch/arm/lib/reloc_aarch64_efi.c" +#endif + +#if HOST_ARCH == HOST_ARCH_ARM +#include "../../../arch/arm/lib/reloc_arm_efi.c" +#endif + +#if HOST_ARCH == HOST_ARCH_RISCV32 +#include "../../../arch/riscv/lib/reloc_riscv_efi.c" +#endif + +#if HOST_ARCH == HOST_ARCH_RISCV64 +#include "../../../arch/riscv/lib/reloc_riscv_efi.c" +#endif diff --git a/roms/u-boot/arch/sandbox/lib/sections.c b/roms/u-boot/arch/sandbox/lib/sections.c new file mode 100644 index 000000000..2559eeea3 --- /dev/null +++ b/roms/u-boot/arch/sandbox/lib/sections.c @@ -0,0 +1,13 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2013 Albert ARIBAUD <albert.u.boot@aribaud.net> + * + */ +#include <linux/compiler.h> + +char __efi_runtime_start[0] __section(".__efi_runtime_start"); +char __efi_runtime_stop[0] __section(".__efi_runtime_stop"); +char __efi_runtime_rel_start[0] + __section(".__efi_runtime_rel_start"); +char __efi_runtime_rel_stop[0] + __section(".__efi_runtime_rel_stop"); |