Changeset 59 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS_Configurator_v2/Src/Menuitem.asm

Timestamp:

Nov 19, 2010, 10:59:52 AM (13 years ago)

Author:

aitotat

google:author:

aitotat

Message:

Changes to Configuration Program v2:

• Menu structure should now be complete.

File:

• trunk/XTIDE_Universal_BIOS_Configurator_v2/Src/Menuitem.asm (modified) (7 diffs)

trunk/XTIDE_Universal_BIOS_Configurator_v2/Src/Menuitem.asm

@@ -2 +2 @@
 ; Project name  :   XTIDE Universal BIOS Configurator v2
 ; Created date  :   5.10.2010
-; Last update   :   2.11.2010
+; Last update   :   19.11.2010
 ; Author        :   Tomi Tilli
 ; Description   :   Functions for accessing MENUITEM structs.
@@ -8 +8 @@
 ; Section containing code
 SECTION .text
-
-;--------------------------------------------------------------------
-; Menuitem_SetVisibleFromDSSI
-; Menuitem_SetInvisibleFromDSSI
-;   Parameters:
-;       DS:SI:  Ptr to MENUITEM
-;   Returns: (Menuitem_IsVisibleFromDSSI only)
-;       ZF:     Clear if visible
-;               Set if not visible
-;   Corrupts registers:
-;       Nothing
-;--------------------------------------------------------------------
-ALIGN JUMP_ALIGN
-Menuitem_SetVisibleFromDSSI:
-    or      BYTE [si+MENUITEM.bFlags], FLG_MENUITEM_VISIBLE
-    ret
-
-ALIGN JUMP_ALIGN
-Menuitem_SetInvisibleFromDSSI:
-    and     BYTE [si+MENUITEM.bFlags], ~FLG_MENUITEM_VISIBLE
-    ret
-
 
 ;--------------------------------------------------------------------
@@ -173 +151 @@
     ja      SHORT .InvalidItemType
 
-    call    Buffers_GetFileBufferToESDI
+    call    GetConfigurationBufferToESDIforMenuitemInDSSI
     add     di, [si+MENUITEM.itemValue+ITEM_VALUE.wRomvarsValueOffset]
     jmp     [cs:bx+.rgfnJumpToStoreValueBasedOnItemType]
@@ -259 +237 @@
 ALIGN JUMP_ALIGN
 .SetUnsavedChanges:
+    test    BYTE [si+MENUITEM.bFlags], FLG_MENUITEM_PROGRAMVAR
+    jnz     SHORT .NoUnsavedChangesForProgramVariables
     call    Buffers_SetUnsavedChanges
+.NoUnsavedChangesForProgramVariables:
     test    BYTE [si+MENUITEM.bFlags], FLG_MENUITEM_MODIFY_MENU
     jnz     SHORT .ModifyItemVisibility
@@ -291 +272 @@
 ALIGN JUMP_ALIGN
 Menuitem_GetValueToAXfromMenuitemInDSSI:
-    mov     bx, [si+MENUITEM.itemValue+ITEM_VALUE.wRomvarsValueOffset]
-    call    Buffers_GetRomvarsValueToAXfromOffsetInBX
+    call    .GetMenuitemValueToAX
     test    BYTE [si+MENUITEM.bFlags], FLG_MENUITEM_BYTEVALUE
     jnz     SHORT .ConvertWordToByteValue
@@ -300 +280 @@
 
 ALIGN JUMP_ALIGN
+.GetMenuitemValueToAX:
+    push    es
+    push    di
+    call    GetConfigurationBufferToESDIforMenuitemInDSSI
+    add     di, [si+MENUITEM.itemValue+ITEM_VALUE.wRomvarsValueOffset]
+    mov     ax, [es:di]
+    pop     di
+    pop     es
+    ret
+
+ALIGN JUMP_ALIGN
 .ConvertWordToByteValue:
     xor     ah, ah
@@ -314 +305 @@
     mov     ax, TRUE<<1     ; Shift for lookup
     ret
+
+
+;--------------------------------------------------------------------
+; GetConfigurationBufferToESDIforMenuitemInDSSI
+;   Parameters:
+;       DS:SI:  Ptr to MENUITEM
+;   Returns:
+;       ES:DI:  Ptr to configuration buffer
+;   Corrupts registers:
+;       Nothing
+;--------------------------------------------------------------------
+ALIGN JUMP_ALIGN
+GetConfigurationBufferToESDIforMenuitemInDSSI:
+    test    BYTE [si+MENUITEM.bFlags], FLG_MENUITEM_PROGRAMVAR
+    jnz     SHORT .ReturnCfgvarsInESDI
+    jmp     Buffers_GetFileBufferToESDI
+ALIGN JUMP_ALIGN
+.ReturnCfgvarsInESDI:
+    push    cs
+    pop     es
+    mov     di, g_cfgVars
+    ret