Changeset 540 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS/Src/Initialization

Timestamp:

Apr 13, 2013, 3:40:27 PM (12 years ago)

Author:

aitotat@…

google:author:

aitotat@gmail.com

Message:

Changes to XTIDE Universal BIOS:

• Improved interrupt handling: INT 15h AH=91h is no longer called if AH=90h was not called.

File:

• trunk/XTIDE_Universal_BIOS/Src/Initialization/Interrupts.asm (modified) (2 diffs)

trunk/XTIDE_Universal_BIOS/Src/Initialization/Interrupts.asm

@@ -119 +119 @@
     test    al, al
     jz      SHORT .Return   ; IRQ not used
+%ifdef USE_AT
     cmp     al, 8
     jb      SHORT .InstallLowIrqHandler
@@ -137 +138 @@
     mov     si, IdeIrq_InterruptServiceRoutineForIrqs8to15
     jmp     SHORT Interrupts_InstallHandlerToVectorInALFromCSSI
+%endif ; USE_AT
 
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