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Use LOCAL in relocator

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2009-11-23 20:18:10 +01:00
parent d00e2a0b4c
commit 8eea9034f8
1 changed files with 17 additions and 17 deletions
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34
lib/i386/relocator_asm.S
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@ -48,7 +48,7 @@
RELOCATOR_VARIABLE(start)
#ifdef BACKWARD
L_base:
LOCAL(base):
#endif
cli
@ -127,23 +127,23 @@ RELOCATOR_VARIABLE(size)
/* %rax contains now our new 'base'. */
mov RAX, RSI
add $(L_cont0 - L_base), RAX
add $(LOCAL(cont0) - LOCAL(base)), RAX
jmp *RAX
L_cont0:
lea (L_cont1 - L_base) (RSI, 1), RAX
movl %eax, (L_jump_vector - L_base) (RSI, 1)
LOCAL(cont0):
lea (LOCAL(cont1) - LOCAL(base)) (RSI, 1), RAX
movl %eax, (LOCAL(jump_vector) - LOCAL(base)) (RSI, 1)
lea (L_gdt - L_base) (RSI, 1), RAX
mov RAX, (L_gdt_addr - L_base) (RSI, 1)
lea (LOCAL(gdt) - LOCAL(base)) (RSI, 1), RAX
mov RAX, (LOCAL(gdt_addr) - LOCAL(base)) (RSI, 1)
/* Switch to compatibility mode. */
lgdt (L_gdtdesc - L_base) (RSI, 1)
lgdt (LOCAL(gdtdesc) - LOCAL(base)) (RSI, 1)
/* Update %cs. Thanks to David Miller for pointing this mistake out. */
ljmp *(L_jump_vector - L_base) (RSI, 1)
ljmp *(LOCAL(jump_vector) - LOCAL(base)) (RSI, 1)
L_cont1:
LOCAL(cont1):
.code32
/* Update other registers. */
@ -170,8 +170,8 @@ L_cont1:
andl $GRUB_MEMORY_CPU_CR4_PAE_ON, %eax
movl %eax, %cr4
jmp L_cont2
L_cont2:
jmp LOCAL(cont2)
LOCAL(cont2):
.code32
/* mov imm32, %eax */
@ -212,7 +212,7 @@ RELOCATOR_VARIABLE (eip)
/* GDT. Copied from loader/i386/linux.c. */
.p2align 4
L_gdt:
LOCAL(gdt):
/* NULL. */
.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
@ -226,9 +226,9 @@ L_gdt:
.byte 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x92, 0xCF, 0x00
.p2align 4
L_gdtdesc:
LOCAL(gdtdesc):
.word 0x27
L_gdt_addr:
LOCAL(gdt_addr):
#ifdef __x86_64__
/* Filled by the code. */
.quad 0
@ -238,13 +238,13 @@ L_gdt_addr:
#endif
.p2align 4
L_jump_vector:
LOCAL(jump_vector):
/* Jump location. Is filled by the code */
.long 0
.long CODE_SEGMENT
#ifndef BACKWARD
L_base:
LOCAL(base):
#endif
RELOCATOR_VARIABLE(end)