Changeset 176 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS/Src/Handlers

Timestamp:

Oct 22, 2011, 9:20:14 PM (13 years ago)

Author:

gregli@…

google:author:

gregli@hotmail.com

Message:

Made a module around the EBIOS code, so that it can be turned off to make room for serial code, still enabled by default in the Makefile

Location:

trunk/XTIDE_Universal_BIOS/Src/Handlers

Files:

• Int13h.asm (modified) (4 diffs)
• Int13h/Tools/CommandLookup.asm (modified) (2 diffs)

trunk/XTIDE_Universal_BIOS/Src/Handlers/Int13h.asm

@@ -36 +36 @@
     shl     bx, 1
     cmp     ah, 25h                     ; Possible EBIOS function?
+%ifdef MODULE_EBIOS
     ja      SHORT .JumpToEbiosFunction
+%else
+    ja      SHORT Int13h_UnsupportedFunction
+%endif
     jmp     [cs:bx+g_rgw13hFuncJump]    ; Jump to BIOS function
 
+%ifdef MODULE_EBIOS
     ; Jump to correct EBIOS function
 ALIGN JUMP_ALIGN
@@ -51 +56 @@
     jl      SHORT Int13h_UnsupportedFunction
     jmp     [cs:bx+g_rgwEbiosFunctionJumpTable]
-
+%endif
 
 ;--------------------------------------------------------------------
@@ -241 +246 @@
     dw  AH25h_HandlerForGetDriveInformation             ; 25h, Get Drive Information (PS/1)
 
+%ifdef MODULE_EBIOS
 g_rgwEbiosFunctionJumpTable:
     dw  AH41h_HandlerForCheckIfExtensionsPresent        ; 41h, Check if Extensions Present (EBIOS)*
@@ -260 +266 @@
 ;  ** = Enhanced Disk Drive (EDD) Support
 ; *** = Drive Locking and Ejecting Support
+%endif

trunk/XTIDE_Universal_BIOS/Src/Handlers/Int13h/Tools/CommandLookup.asm

@@ -5 +5 @@
 SECTION .text
 
+%ifdef MODULE_EBIOS
 ;--------------------------------------------------------------------
 ; CommandLookup_GetEbiosIndexToBX
@@ -27 +28 @@
     or      bx, dx                  ; Set block mode / single sector bit
     ret
-
+%endif
+        
 ;--------------------------------------------------------------------
 ; CommandLookup_GetOldInt13hIndexToBX