source: xtideuniversalbios/trunk/XTIDE_Universal_BIOS_Configurator_v2/Src/Main.asm @ 153

; Project name  :   XTIDE Univeral BIOS Configurator v2
; Description   :   Program start and exit.

; Include .inc files
%define INCLUDE_MENU_DIALOGS
%include "AssemblyLibrary.inc"  ; Assembly Library. Must be included first!
%include "Romvars.inc"          ; XTIDE Universal BIOS variables

%include "MenuCfg.inc"
%include "MenuStructs.inc"
%include "Variables.inc"


; Section containing code
SECTION .text


; Program first instruction.
ORG 100h                        ; Code starts at offset 100h (DOS .COM)
Start:
    jmp     Main_Start

; Include library sources
%include "AssemblyLibrary.asm"

; Include sources for this program
%include "BiosFile.asm"
%include "Buffers.asm"
%include "Dialogs.asm"
%include "EEPROM.asm"
%include "Flash.asm"
%include "MenuEvents.asm"
%include "Menuitem.asm"
%include "MenuitemPrint.asm"
%include "Menupage.asm"
%include "Strings.asm"

%include "BootMenuSettingsMenu.asm"
%include "ConfigurationMenu.asm"
%include "FlashMenu.asm"
%include "IdeControllerMenu.asm"
%include "MainMenu.asm"
%include "MasterSlaveMenu.asm"



;--------------------------------------------------------------------
; Program start
;--------------------------------------------------------------------
ALIGN JUMP_ALIGN
Main_Start:
    mov     ax, SCREEN_BACKGROUND_CHARACTER_AND_ATTRIBUTE
    call    InitializeScreenWithBackgroudCharAndAttrInAX

    call    Main_InitializeCfgVars
    call    MenuEvents_DisplayMenu
    mov     ax, DOS_BACKGROUND_CHARACTER_AND_ATTRIBUTE
    call    InitializeScreenWithBackgroudCharAndAttrInAX

    ; Exit to DOS
    mov     ax, 4C00h           ; Exit to DOS
    int     21h


;--------------------------------------------------------------------
; InitializeScreenWithBackgroudCharAndAttrInAX
;   Parameters:
;       AL:     Background character
;       AH:     Background attribute
;   Returns:
;       Nothing
;   Corrupts registers:
;       AX, DX, DI
;--------------------------------------------------------------------
ALIGN JUMP_ALIGN
InitializeScreenWithBackgroudCharAndAttrInAX:
    xchg    dx, ax
    CALL_DISPLAY_LIBRARY InitializeDisplayContext   ; Reset cursor etc
    xchg    ax, dx
    CALL_DISPLAY_LIBRARY ClearScreenWithCharInALandAttrInAH
    ret


;--------------------------------------------------------------------
; Main_InitializeCfgVars
;   Parameters:
;       DS:     Segment to CFGVARS
;   Returns:
;       Nothing
;   Corrupts registers:
;       AX, BX, CX, DI
;--------------------------------------------------------------------
ALIGN JUMP_ALIGN
Main_InitializeCfgVars:
    push    es

    call    Buffers_Clear
    call    EEPROM_FindXtideUniversalBiosROMtoESDI
    jnc     SHORT .InitializationCompleted
    mov     [CFGVARS.wEepromSegment], es
.InitializationCompleted:
    pop     es
    ret


; Section containing initialized data
SECTION .data

ALIGN WORD_ALIGN
g_cfgVars:
istruc CFGVARS
    at  CFGVARS.pMenupage,          dw  g_MenupageForMainMenu
    at  CFGVARS.wFlags,             dw  DEFAULT_CFGVARS_FLAGS
    at  CFGVARS.wEepromSegment,     dw  DEFAULT_EEPROM_SEGMENT
    at  CFGVARS.bEepromType,        db  DEFAULT_EEPROM_TYPE
    at  CFGVARS.bEepromPage,        db  DEFAULT_PAGE_SIZE
    at  CFGVARS.bSdpCommand,        db  DEFAULT_SDP_COMMAND
iend


; Section containing uninitialized data
SECTION .bss