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leave more space for extended BIOS data

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git-svn-id: svn://kolibrios.org@6016 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
CleverMouse 2015-12-30 17:04:32 +00:00
parent a64323c296
commit dd4f527c54
2 changed files with 7 additions and 7 deletions
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8
kernel/trunk/blkdev/bd_drv.inc
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@ -178,7 +178,7 @@ bd_read:
ja .notread
sub eax, [bios_cur_sector]
shl eax, 9
add eax, (OS_BASE+0x9A000)
add eax, (OS_BASE+0x99000)
push ecx esi
mov esi, eax
mov ecx, 512/4
@ -214,7 +214,7 @@ bd_read:
;-----------------------------------------------------------------
bd_write_cache_chain:
pusha
mov edi, OS_BASE + 0x9A000
mov edi, OS_BASE + 0x99000
movzx ecx, [cache_chain_size]
push ecx
shl ecx, 9-2
@ -242,7 +242,7 @@ int13_call:
; In current implementation it is protected by common mutex 'ide_status'
mov word [OS_BASE + 510h], 10h ; packet length
mov word [OS_BASE + 512h], cx ; number of sectors
mov dword [OS_BASE + 514h], 9A000000h ; buffer 9A00:0000
mov dword [OS_BASE + 514h], 99000000h ; buffer 9900:0000
mov dword [OS_BASE + 518h], eax
and dword [OS_BASE + 51Ch], 0
push ebx ecx esi edi
@ -269,7 +269,7 @@ int13_call:
@@:
mov word [ebx+v86_regs.esi], 510h
mov word [ebx+v86_regs.ss], 9000h
mov word [ebx+v86_regs.esp], 0A000h
mov word [ebx+v86_regs.esp], 09000h
mov word [ebx+v86_regs.eip], 500h
mov [ebx+v86_regs.eflags], 20200h
mov esi, [sys_v86_machine]

6
kernel/trunk/core/v86.inc
View File

@ -89,10 +89,10 @@ v86_create:
mov byte [0x504], 0x10
mov byte [0x505], 0xF4
mov eax, 0x99000+PG_UWR
mov edi, page_tabs+0x99*4
mov eax, 0x98000+PG_UWR
mov edi, page_tabs+0x98*4
mov edx, 0x1000
mov ecx, 7
mov ecx, 8
@@:
stosd
add eax, edx