Changeset 551 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS/Src/Initialization/Initialize.asm

Timestamp:

Jun 6, 2013, 3:31:51 PM (12 years ago)

Author:

aitotat@…

google:author:

aitotat@gmail.com

Message:

Changes to XTIDE Universal BIOS:

• DMA fixes by James Pearce.
• Interrupt handlers are now installed before starting to detect drives (HotkeyBar require INT 40h handler for correct drive letters).

File:

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

trunk/XTIDE_Universal_BIOS/Src/Initialization/Initialize.asm

@@ -52 +52 @@
     mov     WORD [BIOS_BOOT_LOADER_INTERRUPT_19h*4], Int19h_BootLoaderHandler
     mov     [BIOS_BOOT_LOADER_INTERRUPT_19h*4+2], cs
+    ;mov        WORD [BIOS_BOOT_FAILURE_INTERRUPT_18h*4], Int19h_BootLoaderHandler
+    ;mov        [BIOS_BOOT_FAILURE_INTERRUPT_18h*4+2], cs
 
 .SkipRomInitialization:
@@ -78 +80 @@
     call    RamVars_Initialize
     call    BootVars_Initialize
+    call    Interrupts_InitializeInterruptVectors   ; HotkeyBar requires INT 40h so install handlers before drive detection
     call    DetectDrives_FromAllIDEControllers
-    call    Interrupts_InitializeInterruptVectors
     ; Fall to .StoreDptPointersToIntVectors