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Rev 6015 Rev 6816
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;; Copyright (C) KolibriOS team 2014-2015. All rights reserved. ;;
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;; Copyright (C) KolibriOS team 2014-2015. All rights reserved. ;;
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;; Distributed under terms of the GNU General Public License    ;;
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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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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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$Revision: 6015 $
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$Revision: 6816 $
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;--------------------------------------
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;--------------------------------------
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.found:
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.found:
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        mov     eax, [esi+PCIDEV.class]
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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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        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     [ecx+IDE_DATA.ProgrammingInterface], eax
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        mov     [ecx+IDE_DATA.pcidev], esi
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        mov     ah, [esi+PCIDEV.bus]
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        mov     ah, [esi+PCIDEV.bus]
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        mov     al, 2
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        mov     al, 2
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        mov     bh, [esi+PCIDEV.devfn]
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        mov     bh, [esi+PCIDEV.devfn]
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IDE_device_1 rd 2
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IDE_device_1 rd 2
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IDE_device_2 rd 2
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IDE_device_2 rd 2
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IDE_device_3 rd 2
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IDE_device_3 rd 2
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;--------------------------------------
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;--------------------------------------
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endg
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endg
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;--------------------------------------
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; set Bus Master bit of Command PCI register
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;--------------------------------------
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set_pci_command_bus_master:
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PCI_COMMAND_BUS_MASTER = 0x0004
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        push    eax ecx
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        mov     ecx, [ecx+IDE_DATA.pcidev]
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        mov     ah, [ecx+PCIDEV.bus]
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        mov     al, 1   ; word
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        mov     bh, [ecx+PCIDEV.devfn]
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        mov     bl, 0x4 ; Command register
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        push    eax
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        call    pci_read_reg
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        mov     ecx, eax
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        pop     eax
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        test    ecx, PCI_COMMAND_BUS_MASTER     ; already set?
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        jnz     @f
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        or      ecx, PCI_COMMAND_BUS_MASTER
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        call    pci_write_reg
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@@:
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        pop     ecx eax
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        ret
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;-----------------------------------------------------------------------------
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;-----------------------------------------------------------------------------
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; START of initialisation IDE ATA code
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; START of initialisation IDE ATA code
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;-----------------------------------------------------------------------------
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;-----------------------------------------------------------------------------
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Init_IDE_ATA_controller:
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Init_IDE_ATA_controller:
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        cmp     [ecx+IDE_DATA.ProgrammingInterface], 0
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        cmp     [ecx+IDE_DATA.ProgrammingInterface], 0
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;--------------------------------------
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;--------------------------------------
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@@:
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@@:
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        mov     dx, [ecx+IDE_DATA.BAR1_val] ;0x3F4
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        mov     dx, [ecx+IDE_DATA.BAR1_val] ;0x3F4
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        add     dx, 2 ;0x3F6
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        add     dx, 2 ;0x3F6
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        out     dx, al
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        out     dx, al
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        call    set_pci_command_bus_master
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        DEBUGF  1, "K : IDE CH1 DMA enabled\n"
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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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        mov     [ecx+IDE_DATA.dma_hdd_channel_1], byte 1
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;--------------------------------------
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;--------------------------------------
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.ch2_check:
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.ch2_check:
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        test    ah, 1010b ; check for ATAPI devices
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        test    ah, 1010b ; check for ATAPI devices
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;--------------------------------------
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;--------------------------------------
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@@:
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@@:
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        mov     dx, [ecx+IDE_DATA.BAR3_val] ;0x374
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        mov     dx, [ecx+IDE_DATA.BAR3_val] ;0x374
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        add     dx, 2 ;0x376
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        add     dx, 2 ;0x376
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        out     dx, al
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        out     dx, al
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        call    set_pci_command_bus_master
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        DEBUGF  1, "K : IDE CH2 DMA enabled\n"
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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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        mov     [ecx+IDE_DATA.dma_hdd_channel_2], byte 1
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;--------------------------------------
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;--------------------------------------
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.set_interrupts_for_IDE_controllers:
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.set_interrupts_for_IDE_controllers:
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        mov     esi, boot_set_int_IDE
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        mov     esi, boot_set_int_IDE