Changeset 84 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS/Src/Boot/BootVars.asm

Timestamp:

Jan 14, 2011, 10:57:46 PM (14 years ago)

Author:

krille_n_@…

google:author:

krille_n_@hotmail.com

Message:

Minor size optimizations in various files.

File:

• trunk/XTIDE_Universal_BIOS/Src/Boot/BootVars.asm (modified) (2 diffs)

trunk/XTIDE_Universal_BIOS/Src/Boot/BootVars.asm

@@ -2 +2 @@
 ; Project name  :   IDE BIOS
 ; Created date  :   1.4.2010
-; Last update   :   12.4.2010
-; Author        :   Tomi Tilli
+; Last update   :   14.1.2011
+; Author        :   Tomi Tilli,
+;               :   Krister Nordvall (optimizations)
 ; Description   :   Functions to access BOOTVARS struct.
 
@@ -66 +67 @@
     cli                                 ; Disable interrupts
     LOAD_BDA_SEGMENT_TO ss, sp
-    eLSS    sp, ss:BOOTVARS.dwPostStack
+;   eLSS    sp, ss:BOOTVARS.dwPostStack ; Expanded macro to remove
+                                        ; unneeded CLI instruction
+%ifndef USE_386
+    mov     sp, [ss:BOOTVARS.dwPostStack]
+    mov     ss, [ss:BOOTVARS.dwPostStack+2]
+%else
+    lss     sp, [ss:BOOTVARS.dwPostStack]
+%endif
     sti                                 ; Enable interrupts
     jmp     ax