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arm-coreboot: Start new port.

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This commit is contained in:
Vladimir Serbinenko 2017-05-08 20:53:28 +02:00
parent 9808c3ef95
commit 24e37a8852
17 changed files with 482 additions and 12 deletions
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19
util/grub-mkimagexx.c
View file

@ -87,7 +87,8 @@ struct fixup_block_list
static int
is_relocatable (const struct grub_install_image_target_desc *image_target)
{
return image_target->id == IMAGE_EFI || image_target->id == IMAGE_UBOOT;
return image_target->id == IMAGE_EFI || image_target->id == IMAGE_UBOOT
|| (image_target->id == IMAGE_COREBOOT && image_target->elf_target == EM_ARM);
}
#ifdef MKIMAGE_ELF32
@ -274,7 +275,10 @@ SUFFIX (grub_mkimage_generate_elf) (const struct grub_install_image_target_desc
{
grub_uint32_t target_addr_mods;
phdr->p_filesz = grub_host_to_target32 (layout->kernel_size);
phdr->p_memsz = grub_host_to_target32 (layout->kernel_size + layout->bss_size);
if (image_target->id == IMAGE_COREBOOT && image_target->elf_target == EM_ARM)
phdr->p_memsz = grub_host_to_target32 (layout->kernel_size);
else
phdr->p_memsz = grub_host_to_target32 (layout->kernel_size + layout->bss_size);
phdr++;
phdr->p_type = grub_host_to_target32 (PT_GNU_STACK);
@ -290,8 +294,12 @@ SUFFIX (grub_mkimage_generate_elf) (const struct grub_install_image_target_desc
phdr->p_filesz = phdr->p_memsz
= grub_host_to_target32 (*core_size - layout->kernel_size);
if (image_target->id == IMAGE_COREBOOT)
if (image_target->id == IMAGE_COREBOOT && image_target->elf_target == EM_386)
target_addr_mods = GRUB_KERNEL_I386_COREBOOT_MODULES_ADDR;
else if (image_target->id == IMAGE_COREBOOT && image_target->elf_target == EM_ARM)
target_addr_mods = ALIGN_UP (target_addr + layout->end
+ image_target->mod_gap,
image_target->mod_align);
else
target_addr_mods = ALIGN_UP (target_addr + layout->kernel_size + layout->bss_size
+ image_target->mod_gap,
@ -1876,7 +1884,7 @@ SUFFIX (locate_sections) (Elf_Ehdr *e, const char *kernel_path,
Platforms other than EFI and U-boot shouldn't have .bss in
their binaries as we build with -Wl,-Ttext.
*/
if (image_target->id != IMAGE_UBOOT)
if (image_target->id == IMAGE_EFI || !is_relocatable (image_target))
layout->kernel_size = layout->end;
return section_addresses;
@ -1979,6 +1987,7 @@ SUFFIX (grub_mkimage_load_image) (const char *kernel_path,
if (image_target->id == IMAGE_SPARC64_AOUT
|| image_target->id == IMAGE_SPARC64_RAW
|| image_target->id == IMAGE_UBOOT
|| image_target->id == IMAGE_COREBOOT
|| image_target->id == IMAGE_SPARC64_CDCORE)
layout->kernel_size = ALIGN_UP (layout->kernel_size, image_target->mod_align);
@ -2084,7 +2093,7 @@ SUFFIX (grub_mkimage_load_image) (const char *kernel_path,
Platforms other than EFI and U-boot shouldn't have .bss in
their binaries as we build with -Wl,-Ttext.
*/
|| (SUFFIX (is_bss_section) (s, image_target) && (image_target->id != IMAGE_UBOOT))
|| (SUFFIX (is_bss_section) (s, image_target) && (image_target->id == IMAGE_EFI || !is_relocatable (image_target)))
|| SUFFIX (is_text_section) (s, image_target))
{
if (grub_target_to_host32 (s->sh_type) == SHT_NOBITS)

41
util/mkimage.c
View file

@ -533,6 +533,45 @@ static const struct grub_install_image_target_desc image_targets[] =
.mod_align = GRUB_KERNEL_ARM_UBOOT_MOD_ALIGN,
.link_align = 4
},
/* For coreboot versions that don't support self-relocating images. */
{
.dirname = "arm-coreboot-vexpress",
.names = { "arm-coreboot-vexpress", NULL },
.voidp_sizeof = 4,
.bigendian = 0,
.id = IMAGE_COREBOOT,
.flags = PLATFORM_FLAGS_NONE,
.total_module_size = GRUB_KERNEL_ARM_COREBOOT_TOTAL_MODULE_SIZE,
.decompressor_compressed_size = TARGET_NO_FIELD,
.decompressor_uncompressed_size = TARGET_NO_FIELD,
.decompressor_uncompressed_addr = TARGET_NO_FIELD,
.section_align = GRUB_KERNEL_ARM_COREBOOT_MOD_ALIGN,
.vaddr_offset = 0,
.elf_target = EM_ARM,
.mod_gap = GRUB_KERNEL_ARM_COREBOOT_MOD_GAP,
.mod_align = GRUB_KERNEL_ARM_COREBOOT_MOD_ALIGN,
.link_align = 4,
.link_addr = 0x62000000,
},
{
.dirname = "arm-coreboot-veyron",
.names = { "arm-coreboot-veyron", NULL },
.voidp_sizeof = 4,
.bigendian = 0,
.id = IMAGE_COREBOOT,
.flags = PLATFORM_FLAGS_NONE,
.total_module_size = GRUB_KERNEL_ARM_COREBOOT_TOTAL_MODULE_SIZE,
.decompressor_compressed_size = TARGET_NO_FIELD,
.decompressor_uncompressed_size = TARGET_NO_FIELD,
.decompressor_uncompressed_addr = TARGET_NO_FIELD,
.section_align = GRUB_KERNEL_ARM_COREBOOT_MOD_ALIGN,
.vaddr_offset = 0,
.elf_target = EM_ARM,
.mod_gap = GRUB_KERNEL_ARM_COREBOOT_MOD_GAP,
.mod_align = GRUB_KERNEL_ARM_COREBOOT_MOD_ALIGN,
.link_align = 4,
.link_addr = 0x43000000,
},
{
.dirname = "arm-efi",
.names = { "arm-efi", NULL },
@ -1033,7 +1072,7 @@ grub_install_generate_image (const char *dir, const char *prefix,
/* fallthrough */
case IMAGE_COREBOOT:
case IMAGE_QEMU:
if (layout.kernel_size + layout.bss_size + GRUB_KERNEL_I386_PC_LINK_ADDR > 0x68000)
if (image_target->elf_target != EM_ARM && layout.kernel_size + layout.bss_size + GRUB_KERNEL_I386_PC_LINK_ADDR > 0x68000)
grub_util_error (_("kernel image is too big (0x%x > 0x%x)"),
(unsigned) layout.kernel_size + (unsigned) layout.bss_size
+ GRUB_KERNEL_I386_PC_LINK_ADDR,