Changeset 474 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS/Src/Device/IDE/IdeCommand.asm

Timestamp:

Oct 11, 2012, 5:30:15 PM (12 years ago)

Author:

aitotat@…

google:author:

aitotat@gmail.com

Message:

Changes to XTIDE Universal BIOS:

• Drive detection now displays autodetected XT-CF port and skips slave drives for XT-CF.
• AH=1Eh no longer tries to disable 8-bit mode for memory mapped and DMA transfer modes.
• Preparations to implement DMA.

File:

• trunk/XTIDE_Universal_BIOS/Src/Device/IDE/IdeCommand.asm (modified) (1 diff)

trunk/XTIDE_Universal_BIOS/Src/Device/IDE/IdeCommand.asm

@@ -179 +179 @@
 %ifdef MODULE_8BIT_IDE
     cmp     BYTE [di+DPT_ATA.bDevice], DEVICE_8BIT_XTCF_DMA
-    je      SHORT 0 ; IdeDma_StartTransferWithCommandInAL
+    je      SHORT .StartDmaTransfer
     ja      SHORT JrIdeTransfer_StartWithCommandInAL    ; DEVICE_8BIT_XTCF_MEMMAP or DEVICE_8BIT_JRIDE_ISA
-%endif
     jmp     IdeTransfer_StartWithCommandInAL
+.StartDmaTransfer:
+    jmp     IdeDmaTransfer_StartWithCommandInAL
+%else
+    jmp     IdeTransfer_StartWithCommandInAL
+%endif
 
 .WaitUntilNonTransferCommandCompletes: