Changeset 417 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS/Src/Handlers/Int19h.asm

Timestamp:

May 5, 2012, 4:01:03 PM (13 years ago)

Author:

aitotat@…

google:author:

aitotat@gmail.com

Message:

Changes to XTIDE Universal BIOS:

• AT builds now relocate INT 13h stack to top of stolen conventional memory.
• Some small fixes here and there.

File:

• trunk/XTIDE_Universal_BIOS/Src/Handlers/Int19h.asm (modified) (3 diffs)

trunk/XTIDE_Universal_BIOS/Src/Handlers/Int19h.asm

@@ -126 +126 @@
     call    HotkeyBar_GetPrimaryBootDriveNumberToDL
 %else
-    call    GetPrimaryBootDriveToDLwhenNotUsingModuleHotkeys
+    xor     dl, dl          ; Try to boot from Floppy Drive A
 %endif  ; MODULE_HOTKEYS
 
@@ -137 +137 @@
     call    HotkeyBar_GetSecondaryBootDriveNumberToDL
 %else
-    call    GetPrimaryBootDriveToDLwhenNotUsingModuleHotkeys
-    xor     dl, 80h
+    mov     dl, 80h         ; Try to boot from Hard Drive C
 %endif
     call    TryToBootFromPrimaryOrSecondaryBootDevice
@@ -213 +212 @@
     jmp     BootSector_TryToLoadFromDriveDL
 %endif
-
-
-;--------------------------------------------------------------------
-; GetPrimaryBootDriveToDLwhenNotUsingModuleHotkeys
-;   Parameters
-;       Nothing
-;   Returns:
-;       DL:     Drive to boot from (00h or 80h)
-;   Corrupts registers:
-;       Nothing
-;--------------------------------------------------------------------
-%ifndef MODULE_HOTKEYS
-GetPrimaryBootDriveToDLwhenNotUsingModuleHotkeys:
-    mov     dl, [cs:ROMVARS.bBootDrv]
-    and     dl, 80h     ; Only 00h and 80h allowed when not using MODULE_HOTKEYS
-    ret
-%endif