Changeset 525 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS_Configurator_v2/Src/AutoConfigure.asm

Timestamp:

Mar 14, 2013, 9:45:07 PM (12 years ago)

Author:

krille_n_@…

google:author:

krille_n_@hotmail.com

Message:

Changes:

• Made some improvements to the stack switching in Int13h.asm.
• Added a tail-call optimized variant of the CALL_MENU_LIBRARY macro (JMP_MENU_LIBRARY).
• Other optimizations and fixes.

File:

• trunk/XTIDE_Universal_BIOS_Configurator_v2/Src/AutoConfigure.asm (modified) (1 diff)

trunk/XTIDE_Universal_BIOS_Configurator_v2/Src/AutoConfigure.asm

@@ -174 +174 @@
 ALIGN JUMP_ALIGN
 StoreAndDisplayNumberOfControllers:
-    mov     ax, 1
-    MAX_U   al, cl                      ; Cannot store zero
+    xor     ax, ax
+    or      al, cl
+    jnz     SHORT .AtLeastOneController
+    inc     ax                          ; Cannot store zero
+.AtLeastOneController:
     test    BYTE [di+ROMVARS.wFlags], FLG_ROMVARS_FULLMODE
     jnz     SHORT .FullModeSoNoNeedToLimit