keXa/kolibrios
1
0
Fork 0
forked from KolibriOS/kolibrios
Code Pull Requests Activity
87aa62f216
kolibrios/kernel/trunk/detect/init_ata.inc
Marat Zakiyanov (Mario79) 87aa62f216 Fix for r.4700 
git-svn-id: svn://kolibrios.org@4720 a494cfbc-eb01-0410-851d-a64ba20cac60
2014-03-30 21:09:44 +00:00

363 lines
11 KiB
PHP
Raw Blame History

;-----------------------------------------------------------------------------
; find the IDE controller in the device list
;-----------------------------------------------------------------------------
mov ecx, IDE_controller_1
mov esi, pcidev_list
;--------------------------------------
align 4
.loop:
mov esi, [esi+PCIDEV.fd]
cmp esi, pcidev_list
jz find_IDE_controller_done
mov eax, [esi+PCIDEV.class]
shr eax, 4
cmp eax, 0x01018
jnz .loop
;--------------------------------------
.found:
mov eax, [esi+PCIDEV.class]
DEBUGF 1, 'K : IDE controller programming interface %x\n', eax
mov [ecx+IDE_DATA.ProgrammingInterface], eax
mov ah, [esi+PCIDEV.bus]
mov al, 2
mov bh, [esi+PCIDEV.devfn]
;--------------------------------------
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
pop eax
;--------------------------------------
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
pop eax
;--------------------------------------
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
pop eax
;--------------------------------------
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
pop eax
;--------------------------------------
mov bl, 0x20
push eax
call pci_read_reg
and eax, 0xFFFC
DEBUGF 1, 'K : BAR4 IDE controller register base addr %x\n', ax
mov [ecx+IDE_DATA.RegsBaseAddres], ax
pop eax
;--------------------------------------
mov bl, 0x3C
push eax
call pci_read_reg
and eax, 0xFF
DEBUGF 1, 'K : IDE Interrupt %x\n', al
mov [ecx+IDE_DATA.Interrupt], ax
pop eax
add ecx, sizeof.IDE_DATA
;--------------------------------------
jmp .loop
;-----------------------------------------------------------------------------
uglobal
align 4
;--------------------------------------
IDE_controller_pointer dd ?
;--------------------------------------
IDE_controller_1 IDE_DATA
IDE_controller_2 IDE_DATA
IDE_controller_3 IDE_DATA
;--------------------------------------
cache_ide0 IDE_CACHE
cache_ide1 IDE_CACHE
cache_ide2 IDE_CACHE
cache_ide3 IDE_CACHE
cache_ide4 IDE_CACHE
cache_ide5 IDE_CACHE
cache_ide6 IDE_CACHE
cache_ide7 IDE_CACHE
cache_ide8 IDE_CACHE
cache_ide9 IDE_CACHE
cache_ide10 IDE_CACHE
cache_ide11 IDE_CACHE
;--------------------------------------
endg
;-----------------------------------------------------------------------------
; START of initialisation IDE ATA code
;-----------------------------------------------------------------------------
Init_IDE_ATA_controller:
cmp [ecx+IDE_DATA.ProgrammingInterface], 0
jne @f
ret
;--------------------------------------
@@:
mov esi, boot_disabling_ide
call boot_log
;--------------------------------------
; Disable IDE interrupts, because the search
; for IDE partitions is in the PIO mode.
;--------------------------------------
.disable_IDE_interrupt:
; Disable interrupts in IDE controller for PIO
mov al, 2
mov dx, [ecx+IDE_DATA.BAR1_val] ;0x3F4
add dx, 2 ;0x3F6
out dx, al
mov dx, [ecx+IDE_DATA.BAR3_val] ;0x374
add dx, 2 ;0x376
out dx, al
;-----------------------------------------------------------------------------
; set current ata bases
@@:
mov ax, [ecx+IDE_DATA.BAR0_val]
mov [StandardATABases], ax
mov ax, [ecx+IDE_DATA.BAR2_val]
mov [StandardATABases+2], ax
mov esi, boot_detecthdcd
call boot_log
;--------------------------------------
include 'dev_hdcd.inc'
;--------------------------------------
ret
;-----------------------------------------------------------------------------
Init_IDE_ATA_controller_2:
cmp [ecx+IDE_DATA.ProgrammingInterface], 0
jne @f
ret
;--------------------------------------
@@:
mov dx, [ecx+IDE_DATA.RegsBaseAddres]
; test whether it is our interrupt?
add dx, 2
in al, dx
test al, 100b
jz @f
; clear Bus Master IDE Status register
; clear Interrupt bit
out dx, al
;--------------------------------------
@@:
add dx, 8
; test whether it is our interrupt?
in al, dx
test al, 100b
jz @f
; clear Bus Master IDE Status register
; clear Interrupt bit
out dx, al
;--------------------------------------
@@:
; read status register and remove the interrupt request
mov dx, [ecx+IDE_DATA.BAR0_val] ;0x1F0
add dx, 0x7 ;0x1F7
in al, dx
mov dx, [ecx+IDE_DATA.BAR2_val] ;0x170
add dx, 0x7 ;0x177
in al, dx
;-----------------------------------------------------------------------------
; push eax edx
; mov dx, [ecx+IDE_DATA.RegsBaseAddres]
; xor eax, eax
; add dx, 2
; in al, dx
; DEBUGF 1, "K : Primary Bus Master IDE Status Register %x\n", eax
; add dx, 8
; in al, dx
; DEBUGF 1, "K : Secondary Bus Master IDE Status Register %x\n", eax
; pop edx eax
; cmp [ecx+IDE_DATA.RegsBaseAddres], 0
; setnz [ecx+IDE_DATA.dma_hdd]
;-----------------------------------------------------------------------------
; set interrupts for IDE Controller
;-----------------------------------------------------------------------------
mov esi, boot_set_int_IDE
call boot_log
.set_interrupts_for_IDE_controllers:
mov eax, [ecx+IDE_DATA.ProgrammingInterface]
cmp ax, 0x0180
je .pata_ide
cmp ax, 0x018a
jne .sata_ide
;--------------------------------------
.pata_ide:
cmp [ecx+IDE_DATA.RegsBaseAddres], 0
je .end_set_interrupts
push ecx
stdcall attach_int_handler, 14, IDE_irq_14_handler, 0
DEBUGF 1, "K : Set IDE IRQ14 return code %x\n", eax
stdcall attach_int_handler, 15, IDE_irq_15_handler, 0
DEBUGF 1, "K : Set IDE IRQ15 return code %x\n", eax
pop ecx
jmp .enable_IDE_interrupt
;--------------------------------------
.sata_ide:
cmp ax, 0x0185
je .sata_ide_1
cmp ax, 0x018f
jne .end_set_interrupts
;--------------------------------------
.sata_ide_1:
cmp [ecx+IDE_DATA.RegsBaseAddres], 0
je .end_set_interrupts
mov ax, [ecx+IDE_DATA.Interrupt]
movzx eax, al
push ecx
stdcall attach_int_handler, eax, IDE_common_irq_handler, 0
pop ecx
DEBUGF 1, "K : Set IDE IRQ%d return code %x\n", [ecx+IDE_DATA.Interrupt]:1, eax
;--------------------------------------
.enable_IDE_interrupt:
mov esi, boot_enabling_ide
call boot_log
; Enable interrupts in IDE controller for DMA
xor ebx, ebx
cmp ecx, IDE_controller_2
jne @f
add ebx, 5
jmp .check_DRIVE_DATA
;--------------------------------------
@@:
cmp ecx, IDE_controller_3
jne .check_DRIVE_DATA
add ebx, 10
;--------------------------------------
.check_DRIVE_DATA:
mov al, 0
mov ah, [ebx+DRIVE_DATA+1]
test ah, 10100000b
jz @f
DEBUGF 1, "K : IDE CH1 PIO, because ATAPI drive present\n"
mov [ecx+IDE_DATA.dma_hdd_channel_1], byte 0
jmp .ch2_check
;--------------------------------------
@@:
mov dx, [ecx+IDE_DATA.BAR1_val] ;0x3F4
add dx, 2 ;0x3F6
out dx, al
DEBUGF 1, "K : IDE CH1 DMA enabled\n"
mov [ecx+IDE_DATA.dma_hdd_channel_1], byte 1
;--------------------------------------
.ch2_check:
test ah, 1010b
jz @f
DEBUGF 1, "K : IDE CH2 PIO, because ATAPI drive present\n"
mov [ecx+IDE_DATA.dma_hdd_channel_2], byte 0
jmp .end_set_interrupts
;--------------------------------------
@@:
mov dx, [ecx+IDE_DATA.BAR3_val] ;0x374
add dx, 2 ;0x376
out dx, al
DEBUGF 1, "K : IDE CH2 DMA enabled\n"
mov [ecx+IDE_DATA.dma_hdd_channel_2], byte 1
;--------------------------------------
.end_set_interrupts:
ret
;-----------------------------------------------------------------------------
; END of initialisation IDE ATA code
;-----------------------------------------------------------------------------
find_IDE_controller_done:
mov ecx, IDE_controller_1
mov [IDE_controller_pointer], ecx
call Init_IDE_ATA_controller
mov ecx, IDE_controller_2
mov [IDE_controller_pointer], ecx
call Init_IDE_ATA_controller
mov ecx, IDE_controller_3
mov [IDE_controller_pointer], ecx
call Init_IDE_ATA_controller
;-----------------------------------------------------------------------------
mov esi, boot_getcache
call boot_log
include 'getcache.inc'
;-----------------------------------------------------------------------------
mov esi, boot_detectpart
call boot_log
include 'sear_par.inc'
;-----------------------------------------------------------------------------
mov ecx, IDE_controller_1
mov [IDE_controller_pointer], ecx
call Init_IDE_ATA_controller_2
mov ecx, IDE_controller_2
mov [IDE_controller_pointer], ecx
call Init_IDE_ATA_controller_2
mov ecx, IDE_controller_3
mov [IDE_controller_pointer], ecx
call Init_IDE_ATA_controller_2
;-----------------------------------------------------------------------------
View Git Blame Copy Permalink