forked from KolibriOS/kolibrios
345 lines
11 KiB
PHP
345 lines
11 KiB
PHP
;-----------------------------------------------------------------------------
|
|
; 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
|
|
je set_interrupts_for_IDE_controllers.continue
|
|
|
|
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'
|
|
;-----------------------------------------------------------------------------
|
|
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"
|
|
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"
|
|
;--------------------------------------
|
|
.ch2_check:
|
|
test ah, 1010b
|
|
jz @f
|
|
|
|
DEBUGF 1, "K : IDE CH2 PIO, because ATAPI drive present\n"
|
|
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"
|
|
;--------------------------------------
|
|
.end_set_interrupts:
|
|
;-----------------------------------------------------------------------------
|
|
cmp [ecx+IDE_DATA.dma_hdd], 0
|
|
je .print_pio
|
|
;--------------------------------------
|
|
.print_dma:
|
|
DEBUGF 1, "K : IDE DMA mode\n"
|
|
jmp .continue
|
|
;--------------------------------------
|
|
.print_pio:
|
|
DEBUGF 1, "K : IDE PIO mode\n"
|
|
.continue:
|
|
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'
|
|
;-----------------------------------------------------------------------------
|