vbatts/grub
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

hook Reed-Solomon into startup.S

Browse source
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-09-25 19:33:05 +02:00
parent 4f0de6881c
commit 419cbeb06d
5 changed files with 209 additions and 144 deletions
Download patch file Download diff file Expand all files Collapse all files

16
grub-core/kern/i386/pc/startup.S
View file

@ -206,6 +206,22 @@ LOCAL (codestart):
incl %eax
call grub_gate_a20
movl EXT_C(grub_kernel_image_size), %eax
addl EXT_C(grub_total_module_size), %eax
movl reed_solomon_redundancy, %ecx
leal _start + GRUB_KERNEL_I386_PC_NO_REED_SOLOMON_PART, %edx
testl %eax, %eax
jz post_reed_solomon
call EXT_C (grub_reed_solomon_recover)
jmp post_reed_solomon
#include "/home/phcoder/compile/grub-core/rs_decoder.S"
.text
. = _start + GRUB_KERNEL_I386_PC_NO_REED_SOLOMON_PART
post_reed_solomon:
#ifdef ENABLE_LZMA
movl $GRUB_MEMORY_MACHINE_DECOMPRESSION_ADDR, %edi
movl $(_start + GRUB_KERNEL_MACHINE_RAW_SIZE), %esi