Changeset 167 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS/Src/Device/IDE/IdeCommand.asm

Timestamp:

Aug 21, 2011, 3:42:15 PM (13 years ago)

Author:

aitotat@…

google:author:

aitotat@gmail.com

Message:

Changes to XTIDE Universal BIOS:

• Old Int 13h transfer functions work again.
• Fixes to eINT13h (EBIOS) support.

File:

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

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

@@ -128 +128 @@
 
     ; Output Sector Address High (only used by LBA48)
-    mov     ax, [bp+IDEPACK.wSectorCountHighAndLbaLowExt]
+    xor     ax, ax  ; Sector Count High always zero since 127 sector limit
+    mov     ah, BYTE [bp+IDEPACK.bLbaLowExt]
     mov     cx, [bp+IDEPACK.wLbaMiddleAndHighExt]
     call    OutputSectorCountAndAddress