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force legacy IDE ports if specified by class code

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git-svn-id: svn://kolibrios.org@4841 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
CleverMouse 2014-04-15 18:41:49 +00:00
parent 06d9faff5b
commit 335c5cdd86
1 changed files with 30 additions and 50 deletions
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80
kernel/trunk/detect/init_ata.inc
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@ -24,79 +24,59 @@ align 4
mov al, 2
mov bh, [esi+PCIDEV.devfn]
;--------------------------------------
mov dx, 0x1F0
test byte [esi+PCIDEV.class], 1
jz @f
mov bl, 0x10
push eax
call pci_read_reg
and eax, 0xFFFC
cmp ax, 0
je @f
cmp ax, 1
jne .show_BAR0
;--------------------------------------
@@:
mov ax, 0x1F0
;--------------------------------------
.show_BAR0:
DEBUGF 1, 'K : BAR0 IDE base addr %x\n', ax
mov [StandardATABases], ax
mov [ecx+IDE_DATA.BAR0_val], ax
mov edx, eax
pop eax
@@:
DEBUGF 1, 'K : BAR0 IDE base addr %x\n', dx
mov [StandardATABases], dx
mov [ecx+IDE_DATA.BAR0_val], dx
;--------------------------------------
mov dx, 0x3F4
test byte [esi+PCIDEV.class], 1
jz @f
mov bl, 0x14
push eax
call pci_read_reg
and eax, 0xFFFC
cmp ax, 0
je @f
cmp ax, 1
jne .show_BAR1
;--------------------------------------
@@:
mov ax, 0x3F4
;--------------------------------------
.show_BAR1:
DEBUGF 1, 'K : BAR1 IDE base addr %x\n', ax
mov [ecx+IDE_DATA.BAR1_val], ax
mov edx, eax
pop eax
@@:
DEBUGF 1, 'K : BAR1 IDE base addr %x\n', dx
mov [ecx+IDE_DATA.BAR1_val], dx
;--------------------------------------
mov dx, 0x170
test byte [esi+PCIDEV.class], 4
jz @f
mov bl, 0x18
push eax
call pci_read_reg
and eax, 0xFFFC
cmp ax, 0
je @f
cmp ax, 1
jne .show_BAR2
;--------------------------------------
@@:
mov ax, 0x170
;--------------------------------------
.show_BAR2:
DEBUGF 1, 'K : BAR2 IDE base addr %x\n', ax
mov [StandardATABases+2], ax
mov [ecx+IDE_DATA.BAR2_val], ax
mov edx, eax
pop eax
@@:
DEBUGF 1, 'K : BAR2 IDE base addr %x\n', dx
mov [StandardATABases+2], dx
mov [ecx+IDE_DATA.BAR2_val], dx
;--------------------------------------
mov dx, 0x374
test byte [esi+PCIDEV.class], 4
jz @f
mov bl, 0x1C
push eax
call pci_read_reg
and eax, 0xFFFC
cmp ax, 0
je @f
cmp ax, 1
jne .show_BAR3
;--------------------------------------
@@:
mov ax, 0x374
;--------------------------------------
.show_BAR3:
DEBUGF 1, 'K : BAR3 IDE base addr %x\n', ax
mov [ecx+IDE_DATA.BAR3_val], ax
mov edx, eax
pop eax
@@:
DEBUGF 1, 'K : BAR3 IDE base addr %x\n', dx
mov [ecx+IDE_DATA.BAR3_val], dx
;--------------------------------------
mov bl, 0x20
push eax