fixed IDE DMA

git-svn-id: svn://kolibrios.org@390 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Sergey Semyonov (Serge) 2007-03-06 11:58:00 +00:00
parent 3764b8d630
commit fd8f50d23f
5 changed files with 27 additions and 34 deletions

View File

@ -392,7 +392,7 @@ clear_hd_cache:
save_hd_wait_timeout:
push eax
mov eax,[timer_ticks];[0xfdf0]
mov eax,[timer_ticks]
add eax,300 ; 3 sec timeout
mov [hd_wait_timeout],eax
pop eax
@ -403,7 +403,7 @@ check_hd_wait_timeout:
push eax
mov eax,[hd_wait_timeout]
cmp [timer_ticks], eax ;[0xfdf0],eax
cmp [timer_ticks], eax
jg hd_timeout_error
pop eax
mov [hd_error],0
@ -423,7 +423,7 @@ hd_timeout_error:
; mov esi,hd_timeout_str
; call sys_msg_board_str
DEBUGF 1,"K : FS - HD timeout\n"
; jmp $
mov [hd_error],1
pop eax
ret
@ -574,9 +574,9 @@ iglobal
align 4
; note that IDE descriptor table must be 4-byte aligned and do not cross 4K boundary
IDE_descriptor_table:
dd OS_BASE+284000h
dw 2000h
dw 8000h
dd 0x284000
dw 0x2000
dw 0x8000
dma_cur_sector dd not 40h
irq14_func dd hdd_irq_null
@ -617,7 +617,7 @@ hdd_irq14:
mov [dma_slot_ptr], eax
mov [CURRENT_TASK], ebx
mov [TASK_BASE], edi
mov byte [0xFFFF], 1
mov byte [DONT_SWITCH], 1
call do_change_task
.noswitch:
popad
@ -648,7 +648,7 @@ hdd_irq15:
mov [dma_slot_ptr], eax
mov [CURRENT_TASK], ebx
mov [TASK_BASE], edi
mov byte [0xFFFF], 1
mov byte [DONT_SWITCH], 1
call do_change_task
.noswitch:
popad
@ -681,9 +681,10 @@ hd_read_dma:
pop eax
ret
.notread:
mov eax, IDE_descriptor_table-OS_BASE
mov dword [eax+OS_BASE], 0x284000
mov word [eax+4+OS_BASE], 0x2000
mov eax, IDE_descriptor_table
mov dword [eax], 0x284000
mov word [eax+4], 0x2000
sub eax, OS_BASE
mov dx, [IDEContrRegsBaseAddr]
cmp [hdbase], 0x1F0
jz @f
@ -766,7 +767,7 @@ write_cache_chain:
mov eax, IDE_descriptor_table
mov edx, [cache_chain_pos]
shl edx, 9
add edx, OS_BASE+0x610000
add edx, 0x610000
mov [eax], edx
movzx edx, [cache_chain_size]
shl edx, 9
@ -777,10 +778,11 @@ write_cache_sector:
mov eax, IDE_descriptor_table
mov edx, edi
shl edx, 9
add edx, OS_BASE+0x610000
add edx, 0x610000
mov [eax], edx
mov word [eax+4], 0x200
do_write_dma:
sub eax, OS_BASE
mov dx, [IDEContrRegsBaseAddr]
cmp [hdbase], 0x1F0
jz @f

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@ -241,14 +241,6 @@ proc init_LFB
mov edi, 0x00800000
mov dword [exp_lfb+4], edx
push eax
push edx
mov edx, 0x400 ;bocsh
mov al,0xff ;bocsh
out dx, al ;bocsh
pop edx
pop eax
shr edi, 12
mov [pg_count], edi
shr edi, 10

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@ -10,8 +10,8 @@ dtext: ; Text String Output (rw by Johnny_B[john@kolibrios.org])
; edi 1 force
pushad
call [disable_mouse]
mov ebp, ecx ; ebp=pointer to text
mov ecx, ebx ; ecx=color
movsx ebx, ax ; ebx=y

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@ -205,12 +205,12 @@ B32:
__DEBUG__ fix 1
__DEBUG_LEVEL__ fix 1
include 'fdo.inc'
include 'init.inc'
include "boot/shutdown.inc" ; shutdown or restart
org OS_BASE+$
include 'fdo.inc'
align 4
high_code:
mov ax,os_data

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@ -444,7 +444,6 @@ proc init_cursors
stdcall load_driver, szHwMouse
mov [hw_cursor], eax
test eax, eax
jz .sw_mouse