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

freedos support

Browse source
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-12-26 00:38:20 +01:00
parent 15abb5547f
commit b28fd807eb
6 changed files with 155 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

2
grub-core/lib/i386/relocator.c
View file

@ -50,6 +50,7 @@ extern grub_uint16_t grub_relocator16_gs;
extern grub_uint16_t grub_relocator16_ss;
extern grub_uint16_t grub_relocator16_sp;
extern grub_uint32_t grub_relocator16_edx;
extern grub_uint32_t grub_relocator16_ebx;
extern grub_uint8_t grub_relocator32_start;
extern grub_uint8_t grub_relocator32_end;
@ -212,6 +213,7 @@ grub_relocator16_boot (struct grub_relocator *rel,
grub_relocator16_ss = state.ss;
grub_relocator16_sp = state.sp;
grub_relocator16_ebx = state.ebx;
grub_relocator16_edx = state.edx;
grub_memmove (get_virtual_current_address (ch), &grub_relocator16_start,

7
grub-core/lib/i386/relocator16.S
View file

@ -136,7 +136,12 @@ VARIABLE(grub_relocator16_sp)
.byte 0x66, 0xba
VARIABLE(grub_relocator16_edx)
.long 0
/* movw imm32, %ebx. */
.byte 0x66, 0xbb
VARIABLE(grub_relocator16_ebx)
.long 0
/* Cleared direction flag is of no problem with any current
payload and makes this implementation easier. */
cld