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arm-uboot: Make self-relocatable to allow loading at any address

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This commit is contained in:
Vladimir Serbinenko 2016-02-19 00:43:36 +01:00
parent 5bcb7d394c
commit 86ef66d977
7 changed files with 305 additions and 87 deletions
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2
include/grub/arm/uboot/kernel.h
View file

@ -26,7 +26,7 @@
#endif /* ! ASM_FILE */
#define GRUB_KERNEL_MACHINE_STACK_SIZE 0x40000
#define GRUB_KERNEL_MACHINE_STACK_SIZE GRUB_KERNEL_ARM_STACK_SIZE
#define GRUB_KERNEL_MACHINE_HEAP_SIZE (grub_size_t) (16 * 1024 * 1024)
#endif /* ! GRUB_KERNEL_MACHINE_HEADER */

2
include/grub/offsets.h
View file

@ -54,6 +54,7 @@
/* The offset of GRUB_TOTAL_MODULE_SIZE. */
#define GRUB_KERNEL_SPARC64_IEEE1275_TOTAL_MODULE_SIZE 0x8
#define GRUB_KERNEL_ARM_STACK_SIZE 0x40000
#define GRUB_BOOT_SPARC64_IEEE1275_LIST_SIZE 12
@ -120,7 +121,6 @@
#define GRUB_KERNEL_ARM_UBOOT_MOD_ALIGN 0x8
#define GRUB_KERNEL_ARM_UBOOT_TOTAL_MODULE_SIZE 0x4
#define GRUB_KERNEL_ARM_UBOOT_LINK_ADDR 0x08000000
/* Minimal gap between _end and the start of the modules. It's a hack
for PowerMac to prevent "CLAIM failed" error. The real fix is to

5
include/grub/util/mkimage.h
View file

@ -33,8 +33,8 @@ struct grub_mkimage_layout
grub_size_t ia64_got_off;
grub_size_t got_size;
unsigned ia64jmpnum;
Elf_Addr bss_start;
Elf_Addr end;
grub_uint32_t bss_start;
grub_uint32_t end;
};
/* Private header. Use only in mkimage-related sources. */
@ -83,6 +83,7 @@ struct grub_install_image_target_desc
unsigned decompressor_compressed_size;
unsigned decompressor_uncompressed_size;
unsigned decompressor_uncompressed_addr;
unsigned reloc_table_offset;
unsigned link_align;
grub_uint16_t elf_target;
unsigned section_align;