forked from KolibriOS/kolibrios
465 lines
15 KiB
PHP
465 lines
15 KiB
PHP
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; ;;
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;; Copyright (C) KolibriOS team 2014. All rights reserved. ;;
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;; Distributed under terms of the GNU General Public License ;;
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;; ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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$Revision$
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;-----------------------------------------------------------------------------
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; find the IDE controller in the device list
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;-----------------------------------------------------------------------------
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mov ecx, IDE_controller_1
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mov esi, pcidev_list
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;--------------------------------------
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align 4
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.loop:
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mov esi, [esi+PCIDEV.fd]
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cmp esi, pcidev_list
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jz find_IDE_controller_done
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mov eax, [esi+PCIDEV.class]
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; shr eax, 4
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; cmp eax, 0x01018
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shr eax, 7
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cmp eax, 0x010180 shr 7
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jnz .loop
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;--------------------------------------
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.found:
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mov eax, [esi+PCIDEV.class]
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DEBUGF 1, 'K : IDE controller programming interface %x\n', eax
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mov [ecx+IDE_DATA.ProgrammingInterface], eax
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mov ah, [esi+PCIDEV.bus]
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mov al, 2
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mov bh, [esi+PCIDEV.devfn]
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;--------------------------------------
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mov dx, 0x1F0
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test byte [esi+PCIDEV.class], 1
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jz @f
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mov bl, 0x10
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push eax
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call pci_read_reg
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and eax, 0xFFFC
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mov edx, eax
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pop eax
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@@:
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DEBUGF 1, 'K : BAR0 IDE base addr %x\n', dx
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mov [StandardATABases], dx
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mov [ecx+IDE_DATA.BAR0_val], dx
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;--------------------------------------
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mov dx, 0x3F4
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test byte [esi+PCIDEV.class], 1
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jz @f
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mov bl, 0x14
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push eax
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call pci_read_reg
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and eax, 0xFFFC
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mov edx, eax
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pop eax
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@@:
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DEBUGF 1, 'K : BAR1 IDE base addr %x\n', dx
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mov [ecx+IDE_DATA.BAR1_val], dx
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;--------------------------------------
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mov dx, 0x170
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test byte [esi+PCIDEV.class], 4
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jz @f
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mov bl, 0x18
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push eax
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call pci_read_reg
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and eax, 0xFFFC
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mov edx, eax
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pop eax
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@@:
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DEBUGF 1, 'K : BAR2 IDE base addr %x\n', dx
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mov [StandardATABases+2], dx
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mov [ecx+IDE_DATA.BAR2_val], dx
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;--------------------------------------
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mov dx, 0x374
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test byte [esi+PCIDEV.class], 4
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jz @f
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mov bl, 0x1C
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push eax
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call pci_read_reg
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and eax, 0xFFFC
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mov edx, eax
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pop eax
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@@:
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DEBUGF 1, 'K : BAR3 IDE base addr %x\n', dx
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mov [ecx+IDE_DATA.BAR3_val], dx
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;--------------------------------------
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mov bl, 0x20
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push eax
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call pci_read_reg
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and eax, 0xFFFC
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DEBUGF 1, 'K : BAR4 IDE controller register base addr %x\n', ax
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mov [ecx+IDE_DATA.RegsBaseAddres], ax
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pop eax
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;--------------------------------------
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mov bl, 0x3C
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push eax
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call pci_read_reg
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and eax, 0xFF
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DEBUGF 1, 'K : IDE Interrupt %x\n', al
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mov [ecx+IDE_DATA.Interrupt], ax
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pop eax
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add ecx, sizeof.IDE_DATA
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;--------------------------------------
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jmp .loop
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;-----------------------------------------------------------------------------
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uglobal
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align 4
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;--------------------------------------
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IDE_controller_pointer dd ?
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;--------------------------------------
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IDE_controller_1 IDE_DATA
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IDE_controller_2 IDE_DATA
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IDE_controller_3 IDE_DATA
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;--------------------------------------
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cache_ide0 IDE_CACHE
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cache_ide1 IDE_CACHE
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cache_ide2 IDE_CACHE
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cache_ide3 IDE_CACHE
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cache_ide4 IDE_CACHE
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cache_ide5 IDE_CACHE
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cache_ide6 IDE_CACHE
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cache_ide7 IDE_CACHE
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cache_ide8 IDE_CACHE
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cache_ide9 IDE_CACHE
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cache_ide10 IDE_CACHE
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cache_ide11 IDE_CACHE
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;--------------------------------------
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IDE_device_1 rd 2
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IDE_device_2 rd 2
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IDE_device_3 rd 2
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;--------------------------------------
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endg
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;-----------------------------------------------------------------------------
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; START of initialisation IDE ATA code
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;-----------------------------------------------------------------------------
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Init_IDE_ATA_controller:
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cmp [ecx+IDE_DATA.ProgrammingInterface], 0
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jne @f
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ret
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;--------------------------------------
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@@:
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mov esi, boot_disabling_ide
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call boot_log
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;--------------------------------------
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; Disable IDE interrupts, because the search
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; for IDE partitions is in the PIO mode.
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;--------------------------------------
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.disable_IDE_interrupt:
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; Disable interrupts in IDE controller for PIO
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mov al, 2
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mov dx, [ecx+IDE_DATA.BAR1_val] ;0x3F4
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add dx, 2 ;0x3F6
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out dx, al
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mov dx, [ecx+IDE_DATA.BAR3_val] ;0x374
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add dx, 2 ;0x376
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out dx, al
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;-----------------------------------------------------------------------------
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; set current ata bases
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@@:
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mov ax, [ecx+IDE_DATA.BAR0_val]
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mov [StandardATABases], ax
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mov ax, [ecx+IDE_DATA.BAR2_val]
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mov [StandardATABases+2], ax
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mov esi, boot_detecthdcd
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call boot_log
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;--------------------------------------
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include 'dev_hdcd.inc'
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;--------------------------------------
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ret
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;-----------------------------------------------------------------------------
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Init_IDE_ATA_controller_2:
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cmp [ecx+IDE_DATA.ProgrammingInterface], 0
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jne @f
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ret
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;--------------------------------------
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@@:
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mov dx, [ecx+IDE_DATA.RegsBaseAddres]
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; test whether it is our interrupt?
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add dx, 2
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in al, dx
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test al, 100b
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jz @f
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; clear Bus Master IDE Status register
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; clear Interrupt bit
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out dx, al
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;--------------------------------------
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@@:
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add dx, 8
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; test whether it is our interrupt?
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in al, dx
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test al, 100b
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jz @f
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; clear Bus Master IDE Status register
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; clear Interrupt bit
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out dx, al
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;--------------------------------------
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@@:
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; read status register and remove the interrupt request
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mov dx, [ecx+IDE_DATA.BAR0_val] ;0x1F0
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add dx, 0x7 ;0x1F7
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in al, dx
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mov dx, [ecx+IDE_DATA.BAR2_val] ;0x170
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add dx, 0x7 ;0x177
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in al, dx
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;-----------------------------------------------------------------------------
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; push eax edx
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; mov dx, [ecx+IDE_DATA.RegsBaseAddres]
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; xor eax, eax
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; add dx, 2
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; in al, dx
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; DEBUGF 1, "K : Primary Bus Master IDE Status Register %x\n", eax
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; add dx, 8
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; in al, dx
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; DEBUGF 1, "K : Secondary Bus Master IDE Status Register %x\n", eax
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; pop edx eax
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; cmp [ecx+IDE_DATA.RegsBaseAddres], 0
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; setnz [ecx+IDE_DATA.dma_hdd]
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;-----------------------------------------------------------------------------
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; set interrupts for IDE Controller
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;-----------------------------------------------------------------------------
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pushfd
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cli
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.enable_IDE_interrupt:
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mov esi, boot_enabling_ide
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call boot_log
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; Enable interrupts in IDE controller for DMA
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xor ebx, ebx
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cmp ecx, IDE_controller_2
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jne @f
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add ebx, 5
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jmp .check_DRIVE_DATA
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;--------------------------------------
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@@:
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cmp ecx, IDE_controller_3
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jne .check_DRIVE_DATA
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add ebx, 10
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;--------------------------------------
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.check_DRIVE_DATA:
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mov al, 0
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mov ah, [ebx+DRIVE_DATA+1]
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test ah, 10100000b ; check for ATAPI devices
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jz @f
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;--------------------------------------
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.ch1_pio_set_ATAPI:
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DEBUGF 1, "K : IDE CH1 PIO, because ATAPI drive present\n"
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jmp .ch1_pio_set_for_all
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;--------------------------------------
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.ch1_pio_set_no_devices:
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DEBUGF 1, "K : IDE CH1 PIO because no devices\n"
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jmp .ch1_pio_set_for_all
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;-------------------------------------
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.ch1_pio_set:
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DEBUGF 1, "K : IDE CH1 PIO because device not support UDMA\n"
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;-------------------------------------
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.ch1_pio_set_for_all:
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mov [ecx+IDE_DATA.dma_hdd_channel_1], al
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jmp .ch2_check
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;--------------------------------------
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@@:
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xor ebx, ebx
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call calculate_IDE_device_values_storage
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test ah, 1010000b
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jz .ch1_pio_set_no_devices
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test ah, 1000000b
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jz @f
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cmp [ebx+IDE_DEVICE.UDMA_possible_modes], al
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je .ch1_pio_set
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cmp [ebx+IDE_DEVICE.UDMA_set_mode], al
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je .ch1_pio_set
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;--------------------------------------
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@@:
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test ah, 10000b
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jz @f
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add ebx, 2
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cmp [ebx+IDE_DEVICE.UDMA_possible_modes], al
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je .ch1_pio_set
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cmp [ebx+IDE_DEVICE.UDMA_set_mode], al
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je .ch1_pio_set
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;--------------------------------------
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@@:
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mov dx, [ecx+IDE_DATA.BAR1_val] ;0x3F4
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add dx, 2 ;0x3F6
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out dx, al
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DEBUGF 1, "K : IDE CH1 DMA enabled\n"
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mov [ecx+IDE_DATA.dma_hdd_channel_1], byte 1
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;--------------------------------------
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.ch2_check:
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test ah, 1010b ; check for ATAPI devices
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jz @f
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;--------------------------------------
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.ch2_pio_set_ATAPI:
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DEBUGF 1, "K : IDE CH2 PIO, because ATAPI drive present\n"
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jmp .ch2_pio_set_for_all
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;--------------------------------------
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.ch2_pio_set_no_devices:
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DEBUGF 1, "K : IDE CH2 PIO because no devices\n"
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jmp .ch2_pio_set_for_all
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;--------------------------------------
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.ch2_pio_set:
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DEBUGF 1, "K : IDE CH2 PIO because device not support UDMA\n"
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;--------------------------------------
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.ch2_pio_set_for_all:
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mov [ecx+IDE_DATA.dma_hdd_channel_2], al
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jmp .set_interrupts_for_IDE_controllers
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;--------------------------------------
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@@:
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mov ebx, 4
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call calculate_IDE_device_values_storage
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test ah, 101b
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jz .ch2_pio_set_no_devices
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test ah, 100b
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jz @f
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cmp [ebx+IDE_DEVICE.UDMA_possible_modes], al
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je .ch2_pio_set
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cmp [ebx+IDE_DEVICE.UDMA_set_mode], al
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je .ch2_pio_set
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;--------------------------------------
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@@:
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test ah, 1b
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jz @f
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add ebx, 2
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cmp [ebx+IDE_DEVICE.UDMA_possible_modes], al
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je .ch2_pio_set
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cmp [ebx+IDE_DEVICE.UDMA_set_mode], al
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je .ch2_pio_set
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;--------------------------------------
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@@:
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mov dx, [ecx+IDE_DATA.BAR3_val] ;0x374
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add dx, 2 ;0x376
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out dx, al
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DEBUGF 1, "K : IDE CH2 DMA enabled\n"
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mov [ecx+IDE_DATA.dma_hdd_channel_2], byte 1
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;--------------------------------------
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.set_interrupts_for_IDE_controllers:
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mov esi, boot_set_int_IDE
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call boot_log
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;--------------------------------------
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mov eax, [ecx+IDE_DATA.ProgrammingInterface]
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; cmp ax, 0x0180
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; je .pata_ide
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; cmp ax, 0x018a
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; jne .sata_ide
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test al, 1 ; 0 - legacy PCI mode, 1 - native PCI mode
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jnz .sata_ide
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;--------------------------------------
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.pata_ide:
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cmp [ecx+IDE_DATA.RegsBaseAddres], 0
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je .end_set_interrupts
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push ecx
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stdcall attach_int_handler, 14, IDE_irq_14_handler, 0
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DEBUGF 1, "K : Set IDE IRQ14 return code %x\n", eax
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stdcall attach_int_handler, 15, IDE_irq_15_handler, 0
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DEBUGF 1, "K : Set IDE IRQ15 return code %x\n", eax
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pop ecx
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jmp .end_set_interrupts
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;--------------------------------------
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.sata_ide:
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; cmp ax, 0x0185
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; je .sata_ide_1
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; cmp ax, 0x018f
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; jne .end_set_interrupts
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;--------------------------------------
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;.sata_ide_1:
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; Some weird controllers generate an interrupt even if IDE interrupts
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; are disabled and no IDE devices. For example, notebook ASUS K72F -
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; IDE controller 010185 generates false interrupt when we work with
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; the IDE controller 01018f. For this reason, the interrupt handler
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; does not need to be installed if both channel IDE controller
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; running in PIO mode.
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cmp [ecx+IDE_DATA.RegsBaseAddres], 0
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je .end_set_interrupts
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cmp [ecx+IDE_DATA.dma_hdd_channel_1], 0
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jne @f
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cmp [ecx+IDE_DATA.dma_hdd_channel_2], 0
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je .end_set_interrupts
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;--------------------------------------
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@@:
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mov ax, [ecx+IDE_DATA.Interrupt]
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movzx eax, al
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push ecx
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stdcall attach_int_handler, eax, IDE_common_irq_handler, 0
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pop ecx
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DEBUGF 1, "K : Set IDE IRQ%d return code %x\n", [ecx+IDE_DATA.Interrupt]:1, eax
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;--------------------------------------
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.end_set_interrupts:
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popfd
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ret
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;-----------------------------------------------------------------------------
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; END of initialisation IDE ATA code
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;-----------------------------------------------------------------------------
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find_IDE_controller_done:
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mov ecx, IDE_controller_1
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mov [IDE_controller_pointer], ecx
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call Init_IDE_ATA_controller
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mov ecx, IDE_controller_2
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mov [IDE_controller_pointer], ecx
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call Init_IDE_ATA_controller
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mov ecx, IDE_controller_3
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mov [IDE_controller_pointer], ecx
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call Init_IDE_ATA_controller
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;-----------------------------------------------------------------------------
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mov esi, boot_getcache
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call boot_log
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include 'getcache.inc'
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;-----------------------------------------------------------------------------
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mov esi, boot_detectpart
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call boot_log
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include 'sear_par.inc'
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;-----------------------------------------------------------------------------
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mov esi, boot_init_sys
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call boot_log
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call Parser_params
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if ~ defined extended_primary_loader
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; ramdisk image should be loaded by extended primary loader if it exists
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; READ RAMDISK IMAGE FROM HD
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include '../boot/rdload.inc'
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end if
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;-----------------------------------------------------------------------------
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mov ecx, IDE_controller_1
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mov [IDE_controller_pointer], ecx
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call Init_IDE_ATA_controller_2
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mov ecx, IDE_controller_2
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mov [IDE_controller_pointer], ecx
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call Init_IDE_ATA_controller_2
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mov ecx, IDE_controller_3
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mov [IDE_controller_pointer], ecx
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call Init_IDE_ATA_controller_2
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;-----------------------------------------------------------------------------
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