Changeset 522 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS/Inc

Timestamp:

Mar 11, 2013, 3:22:21 PM (12 years ago)

Author:

aitotat@…

google:author:

aitotat@gmail.com

Message:

Changes to XTIDE Universal BIOS:

• INT 13h stack is now at the beginning of RAMVARS.
• RELOCATE_INT13H_STACK is now allowed only for AT builds. This saves few bytes from interrupt table when lite mode is used.

Location:

trunk/XTIDE_Universal_BIOS/Inc

Files:

• ModuleDependency.inc (modified) (1 diff)
• RamVars.inc (modified) (1 diff)

trunk/XTIDE_Universal_BIOS/Inc/ModuleDependency.inc

@@ -17 +17 @@
 ; Visit http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 ;
+
+; Allow RELOCATE_INT13H_STACK only for AT builds
+%ifndef USE_AT
+    %undef RELOCATE_INT13H_STACK
+%endif
+
 
 %ifdef MODULE_SERIAL_FLOPPY

trunk/XTIDE_Universal_BIOS/Inc/RamVars.inc

@@ -37 +37 @@
 struc RAMVARS
 %ifdef RELOCATE_INT13H_STACK
+                        resb    256 ; Size of our stack
+    .rgbTopOfStack:
     .fpInt13hEntryStack resb    4
     .dwStackChangeDSDI:
     .wStackChangeDI     resb    2
     .wStackChangeDS     resb    2
-    .wNewStackOffset    resb    2
 %endif
     .wDrvDetectSignature:           ; Signature when BIOS is in drive detection mode