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Compress grub_prefix.

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* grub-core/boot/i386/pc/lnxboot.S: Use
	GRUB_KERNEL_I386_PC_MULTIBOOT_SIGNATURE.
	* grub-core/kern/i386/pc/startup.S: Move grub_prefix to compressed part.
	* include/grub/offsets.h: Rename GRUB_MACHINE_DATA_END to
	GRUB_MACHINE_PREFIX_END. All users updated.
	(GRUB_KERNEL_I386_PC_PREFIX): Set to GRUB_KERNEL_I386_PC_RAW_SIZE.
	(GRUB_KERNEL_I386_PC_PREFIX_END): Set to GRUB_KERNEL_I386_PC_PREFIX
	+ 0x40.
	(GRUB_KERNEL_I386_PC_RAW_SIZE): Decrease.
	* util/grub-mkimage.c (image_target_desc): Change data_end to
	prefix_end. All users updated.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-09-03 14:54:04 +02:00
parent a7c00cdb94
commit c8e7bf5ff7
11 changed files with 67 additions and 46 deletions
Download patch file Download diff file Expand all files Collapse all files

2
grub-core/kern/i386/coreboot/startup.S
View file

@ -51,7 +51,7 @@ VARIABLE(grub_prefix)
* Leave some breathing room for the prefix.
*/
. = _start + GRUB_KERNEL_MACHINE_DATA_END
. = _start + GRUB_KERNEL_MACHINE_PREFIX_END
/*
* Support for booting GRUB from a Multiboot boot loader (e.g. GRUB itself).

2
grub-core/kern/i386/ieee1275/startup.S
View file

@ -51,7 +51,7 @@ VARIABLE(grub_prefix)
* Leave some breathing room for the prefix.
*/
. = _start + GRUB_KERNEL_MACHINE_DATA_END
. = _start + GRUB_KERNEL_MACHINE_PREFIX_END
codestart:
movl %eax, EXT_C(grub_ieee1275_entry_fn)

18
grub-core/kern/i386/pc/startup.S
View file

@ -100,14 +100,6 @@ VARIABLE(grub_install_dos_part)
.long 0xFFFFFFFF
VARIABLE(grub_install_bsd_part)
.long 0xFFFFFFFF
VARIABLE(grub_prefix)
/* to be filled by grub-mkimage */
/*
* Leave some breathing room for the prefix.
*/
. = _start + GRUB_KERNEL_MACHINE_DATA_END
#ifdef APPLE_CC
bss_start:
@ -450,6 +442,16 @@ gate_a20_check_state:
*/
. = _start + GRUB_KERNEL_MACHINE_RAW_SIZE
. = _start + GRUB_KERNEL_MACHINE_PREFIX
VARIABLE(grub_prefix)
/* to be filled by grub-mkimage */
/*
* Leave some breathing room for the prefix.
*/
. = _start + GRUB_KERNEL_MACHINE_PREFIX_END
/*
* grub_exit()

2
grub-core/kern/i386/qemu/startup.S
View file

@ -39,7 +39,7 @@ VARIABLE(grub_prefix)
* Leave some breathing room for the prefix.
*/
. = _start + GRUB_KERNEL_MACHINE_DATA_END
. = _start + GRUB_KERNEL_MACHINE_PREFIX_END
codestart:
/* Relocate to low memory. First we figure out our location.

2
grub-core/kern/mips/startup.S
View file

@ -154,7 +154,7 @@ VARIABLE(grub_prefix)
* Leave some breathing room for the prefix.
*/
. = _start + GRUB_KERNEL_MACHINE_DATA_END
. = _start + GRUB_KERNEL_MACHINE_PREFIX_END
#ifdef GRUB_MACHINE_MIPS_YEELOONG
VARIABLE (grub_arch_busclock)
.long 0

2
grub-core/kern/powerpc/ieee1275/startup.S
View file

@ -39,7 +39,7 @@ VARIABLE(grub_prefix)
* Leave some breathing room for the prefix.
*/
. = _start + GRUB_KERNEL_MACHINE_DATA_END
. = _start + GRUB_KERNEL_MACHINE_PREFIX_END
codestart:
li 2, 0

2
grub-core/kern/sparc64/ieee1275/crt0.S
View file

@ -42,7 +42,7 @@ VARIABLE(grub_prefix)
* Leave some breathing room for the prefix.
*/
. = EXT_C(_start) + GRUB_KERNEL_MACHINE_DATA_END
. = EXT_C(_start) + GRUB_KERNEL_MACHINE_PREFIX_END
codestart:
/* Copy the modules past the end of the kernel image.