Ignore:
Timestamp:
Oct 10, 2012, 6:22:23 PM (12 years ago)
Author:
aitotat@…
google:author:
aitotat@gmail.com
Message:

Changes to XTIDE Universal BIOS:

  • Large changes to prepare full XT-CF support (DMA not yet implemented and memory mapped transfers are not working).
File:
1 edited

Legend:

Unmodified
Added
Removed

  • trunk/XTIDE_Universal_BIOS/Src/Handlers/Int13h/AH23h_HFeatures.asm

    r376 r473  
    7474    mov     bx, TIMEOUT_AND_STATUS_TO_WAIT(TIMEOUT_BSY, FLG_STATUS_BSY)
    7575    jmp     Idepack_StoreNonExtParametersAndIssueCommandFromAL
     76
     77
     78%ifdef MODULE_8BIT_IDE
     79;--------------------------------------------------------------------
     80; AH23h_Enable8bitPioMode
     81; AH23h_Disable8bitPioMode
     82;   Parameters:
     83;       DS:DI:  Ptr to DPT (in RAMVARS segment)
     84;       SS:BP:  Ptr to IDEPACK
     85;   Returns:
     86;       AH:     Int 13h return status
     87;       CF:     0 if successful, 1 if error
     88;   Corrupts registers:
     89;       AL, BX, CX, DX, SI
     90;--------------------------------------------------------------------
     91AH23h_Enable8bitPioMode:
     92    mov     si, FEATURE_ENABLE_8BIT_PIO_TRANSFER_MODE
     93    jmp     SHORT AH23h_SetControllerFeatures
     94AH23h_Disable8bitPioMode:
     95    mov     si, FEATURE_DISABLE_8BIT_PIO_TRANSFER_MODE
     96    jmp     SHORT AH23h_SetControllerFeatures
     97%endif ; MODULE_8BIT_IDE
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