Changeset 154 in xtideuniversalbios for trunk/Assembly_Library/Inc

Timestamp:

May 1, 2011, 6:38:56 PM (14 years ago)

Author:

Tomi Tilli

google:author:

aitotat

Message:

Changes to Assembly Library:

• Small updates to INTPACK macros.

File:

• trunk/Assembly_Library/Inc/Registers.inc (modified) (6 diffs)

trunk/Assembly_Library/Inc/Registers.inc

@@ -47 +47 @@
 ; This macro must be the first thing to call on Interrupt Service Routine.
 ;
-; SAVE_AND_GET_INTPACK_TO_SSBP
+; CREATE_INTPACK_TO_SSBP
 ;   Parameters
 ;       Nothing
@@ -55 +55 @@
 ;       Nothing
 ;--------------------------------------------------------------------
-%macro SAVE_AND_GET_INTPACK_TO_SSBP 0
+%macro CREATE_INTPACK_TO_SSBP 0
     ePUSHA
     push    ds
@@ -89 +89 @@
 ;--------------------------------------------------------------------
 ; This macro must be the first thing to call on Interrupt Service Routine.
-; Extra words will be initialized to zero.
 ;
-; SAVE_AND_GET_INTPACK_WITH_EXTRA_WORDS_TO_SSBP
+; CREATE_FRAME_INTPACK_TO_SSBP
 ;   Parameters
-;       %1:     Number of extra words to reserve before INTPACK
+;       %1:     Number of extra bytes to reserve before INTPACK
 ;   Returns:
 ;       SS:BP:  Points to INTPACK
@@ -99 +98 @@
 ;       Nothing
 ;--------------------------------------------------------------------
-%macro SAVE_AND_GET_INTPACK_WITH_EXTRA_WORDS_TO_SSBP 1
+%macro CREATE_FRAME_INTPACK_TO_SSBP 1
     ePUSHA
     push    ds
@@ -107 +106 @@
     push    gs
 %endif
-    xor     bp, bp
-    times %1 push bp        ; Initialize to zero
+    sub     sp, BYTE %1
     mov     bp, sp
 %endmacro
@@ -115 +113 @@
 ; This macro must be the last thing to call on Interrupt Service Routine.
 ;
-; RESTORE_INTPACK_WITH_EXTRA_WORDS_FROM_SSBP
+; RESTORE_FRAME_INTPACK_FROM_SSBP
 ;   Parameters
-;       %1:     Number of extra words in INTPACK
+;       %1:     Number of extra bytes in INTPACK
 ;       SS:BP:  Ptr to INTPACK
 ;   Returns:
 ;       All Registers will be loaded from INTPACK
 ;--------------------------------------------------------------------
-%macro RESTORE_INTPACK_WITH_EXTRA_WORDS_FROM_SSBP 1
-    add     sp, BYTE (%1)*2
+%macro RESTORE_FRAME_INTPACK_FROM_SSBP 1
+    add     sp, BYTE %1
 %ifdef USE_386
     pop     gs