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Rev 4700 Rev 4720
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;; Copyright (C) KolibriOS team 2004-2013. All rights reserved. ;;
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;; Copyright (C) KolibriOS team 2004-2013. 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: 4700 $
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$Revision: 4720 $
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.sectors_loop:
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.sectors_loop:
113 
; DMA read is permitted if [allow_dma_access]=1 or 2
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; DMA read is permitted if [allow_dma_access]=1 or 2
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        cmp     [allow_dma_access], 2
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        cmp     [allow_dma_access], 2
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        ja      .nodma
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        ja      .nodma
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        push    eax ecx
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        mov     ecx, [hdpos]
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        dec     ecx
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        shr     ecx, 2
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        imul    ecx, sizeof.IDE_DATA
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        add     ecx, IDE_controller_1
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        mov     [IDE_controller_pointer], ecx
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- 
 
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        mov     eax, [hdpos]
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        dec     eax
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        and     eax, 11b
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        shr     eax, 1
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        add     eax, ecx
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        cmp     [eax+IDE_DATA.dma_hdd_channel_1], 1
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        cmp     [ecx+IDE_DATA.dma_hdd], 1
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        pop     ecx eax
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        jnz     .nodma
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        jnz     .nodma
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        call    hd_read_dma
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        call    hd_read_dma
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        mov     [cache_chain_size], cl
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        mov     [cache_chain_size], cl
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; DMA write is permitted only if [allow_dma_access]=1
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; DMA write is permitted only if [allow_dma_access]=1
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        cmp     [allow_dma_access], 2
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        cmp     [allow_dma_access], 2
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        jae     .nodma
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        jae     .nodma
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        push    eax ecx
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        mov     ecx, [hdpos]
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        dec     ecx
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        shr     ecx, 2
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        imul    ecx, sizeof.IDE_DATA
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        add     ecx, IDE_controller_1
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        mov     [IDE_controller_pointer], ecx
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        mov     eax, [hdpos]
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        dec     eax
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        and     eax, 11b
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        shr     eax, 1
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        add     eax, ecx
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        cmp     [eax+IDE_DATA.dma_hdd_channel_1], 1
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        cmp     [ecx+IDE_DATA.dma_hdd], 1
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        pop     ecx eax
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        jnz     .nodma
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        jnz     .nodma
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        call    cache_write_dma
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        call    cache_write_dma
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        mov     eax, IDE_descriptor_table
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        mov     eax, IDE_descriptor_table
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        mov     dword [eax], IDE_DMA
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        mov     dword [eax], IDE_DMA
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        mov     word [eax+4], 0x2000
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        mov     word [eax+4], 0x2000
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        sub     eax, OS_BASE
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        sub     eax, OS_BASE
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; select controller Primary or Secondary
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; select controller Primary or Secondary
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;       mov     ecx,[IDE_controller_pointer]
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        mov     ecx, [IDE_controller_pointer]
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        mov     ecx, [hdpos]
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        dec     ecx
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        shr     ecx, 2
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        imul    ecx, sizeof.IDE_DATA
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        add     ecx, IDE_controller_1
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        mov     [IDE_controller_pointer], ecx
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        mov     dx, [ecx+IDE_DATA.RegsBaseAddres]
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        mov     dx, [ecx+IDE_DATA.RegsBaseAddres]
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        push    eax
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        push    eax
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        mov     eax, [hdpos]
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        mov     eax, [hdpos]
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        rep movsd
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        rep movsd
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        popa
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        popa
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        sub     eax, OS_BASE
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        sub     eax, OS_BASE
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; select controller Primary or Secondary
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; select controller Primary or Secondary
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;       mov     ecx,[IDE_controller_pointer]
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        mov     ecx, [hdpos]
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        dec     ecx
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        shr     ecx, 2
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        imul    ecx, sizeof.IDE_DATA
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        add     ecx, IDE_controller_1
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        mov     [IDE_controller_pointer], ecx
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        mov     ecx, [IDE_controller_pointer]
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        mov     dx, [ecx+IDE_DATA.RegsBaseAddres]
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        mov     dx, [ecx+IDE_DATA.RegsBaseAddres]
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1051 
        push    eax
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        push    eax
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.loop:
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.loop:
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        mov     esi, [esi+PCIDEV.fd]
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        mov     esi, [esi+PCIDEV.fd]
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        cmp     esi, pcidev_list
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        cmp     esi, pcidev_list
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        jz      .done
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        jz      .done
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- 
 
 1238 
;        cmp     [esi+PCIDEV.class], 0x01018F
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        mov     eax, [esi+PCIDEV.class]
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        shr     eax, 4
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        cmp     [esi+PCIDEV.class], 0x01018F
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        cmp     eax, 0x01018
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        jnz     .loop
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        jnz     .loop
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        mov     ah, [esi+PCIDEV.bus]
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        mov     ah, [esi+PCIDEV.bus]