Ejemplo n.º 1
0
static int countdown( const char * msg, register int row, register int timeout, int *optionKey )
{
    register unsigned long time;
    int ch  = 0;
    register int col = strlen(msg) + 1;
	
    
    flushKeyboardBuffer();
	
	moveCursor( 0, row );
	printf("%s",msg);
	
    for ( time = time18(), timeout++; timeout > 0; )
    {
		if ((ch = readKeyboardStatus())){
			*optionKey = ch;            
            break;
		}
        // Count can be interrupted by holding down shift,
        // control or alt key
        if ( ( readKeyboardShiftFlags() & 0x0F ) != 0 )
		{
            ch = 1;
			
            break;
        }
		
        if ( time18() >= time )
        {
            time += 18;
            timeout--;
			
			moveCursor( col, row );            
			printf("(%d)", timeout);
#ifdef ShowCurrentDate            
            printf("\n\n\n\nCurrent Date : %s", Date());
#endif
        }
    }
	
    flushKeyboardBuffer();
    
    return ch;
}
Ejemplo n.º 2
0
static int countdown( const char * msg, int row, int timeout )
{
    unsigned long time;
    int ch  = 0;
    int col = strlen(msg) + 1;

    flushKeyboardBuffer();

    moveCursor( 0, row );
    printf(msg);

    for ( time = time18(), timeout++; timeout > 0; )
    {
        if (ch = readKeyboardStatus())
            break;

        // Count can be interrupted by holding down shift,
        // control or alt key
        if ( ( readKeyboardShiftFlags() & 0x0F ) != 0 ) {
            ch = 1;
            break;
        }

        if ( time18() >= time )
        {
            time += 18;
            timeout--;
            moveCursor( col, row );
            printf("(%d) ", timeout);
        }
    }

    flushKeyboardBuffer();

    return ch;
}
Ejemplo n.º 3
0
static int countdown( const char * msg, int row, int timeout )
{
    unsigned long time;
    int ch  = 0;
    int col = strlen(msg) + 1;
	
    flushKeyboardBuffer();

	if( bootArgs->Video.v_display == VGA_TEXT_MODE )
	{
		moveCursor( 0, row );
		printf(msg);

	} else {

		position_t p = pos( gui.screen.width / 2 + 1 , ( gui.devicelist.pos.y + 3 ) + ( ( gui.devicelist.height - gui.devicelist.iconspacing ) / 2 ) );
	
		char dummy[80];
		getBootVolumeDescription( gBootVolume, dummy, sizeof(dummy) - 1, true );
		drawDeviceIcon( gBootVolume, gui.screen.pixmap, p, true );
		drawStrCenteredAt( (char *) msg, &font_small, gui.screen.pixmap, gui.countdown.pos );
		
		// make this screen the new background
		memcpy( gui.backbuffer->pixels, gui.screen.pixmap->pixels, gui.backbuffer->width * gui.backbuffer->height * 4 );
		
	}

	int multi_buff = 18 * (timeout);
    int multi = ++multi_buff;

    int lasttime=0;

    for ( time = time18(), timeout++; timeout > 0; )
    {
		if( time18() > lasttime)
		{
			multi--; 
			lasttime=time18();
		}		
  
        if (ch = readKeyboardStatus())
            break;

        // Count can be interrupted by holding down shift,
        // control or alt key
        if ( ( readKeyboardShiftFlags() & 0x0F ) != 0 )
		{
            ch = 1;
            break;
        }

        if ( time18() >= time )
        {
            time += 18;
            timeout--;

			if( bootArgs->Video.v_display == VGA_TEXT_MODE )
			{
				moveCursor( col, row );
				printf("(%d) ", timeout);
			}
        }
	
		if( bootArgs->Video.v_display == GRAPHICS_MODE )
		{
			drawProgressBar( gui.screen.pixmap, 100, gui.progressbar.pos , ( multi * 100 / multi_buff ) );
			gui.redraw = true;
			updateVRAM();
		}

    }

    flushKeyboardBuffer();

    return ch;
}
Ejemplo n.º 4
0
int
getBootOptions(BOOL firstRun)
{
    int     i;
    int     key;
    int     selectIndex = 0;
    int     bvCount;
    int     nextRow;
    int     timeout;
    BVRef   bvr;
    BVRef   bvChain;
    BVRef   menuBVR;
    BOOL    showPrompt, newShowPrompt, isCDROM;
    MenuItem *  menuItems = NULL;

    if ( diskIsCDROM(gBootVolume) )
        isCDROM = TRUE;
    else
        isCDROM = FALSE;

    // Allow user to override default timeout.

    if ( getIntForKey(kTimeoutKey, &timeout) == NO )
    {
        if ( isCDROM )
            timeout = kCDBootTimeout;
        else
            timeout = kBootTimeout;
    }
    if (timeout < 0) gBootMode |= kBootModeQuiet;

    // If the user is holding down a modifier key,
    // enter safe mode.
    if ( ( readKeyboardShiftFlags() & 0x0F ) != 0 ) {
        gBootMode |= kBootModeSafe;
    }

    // If user typed F8, abort quiet mode,
    // and display the menu.
    if (flushKeyboardBuffer()) {
        gBootMode &= ~kBootModeQuiet;
        timeout = 0;
    }

    clearBootArgs();

    setCursorPosition( 0, 0, 0 );
    clearScreenRows( 0, kScreenLastRow );
    if ( ! ( gBootMode & kBootModeQuiet ) ) {
        // Display banner and show hardware info. 
        printf( bootBanner, (bootInfo->convmem + bootInfo->extmem) / 1024 );
        printVBEInfo();
    }

    changeCursor( 0, kMenuTopRow, kCursorTypeUnderline, 0 );

    verbose("Scanning device %x...", gBIOSDev);

    // Get a list of bootable volumes on the device.

    bvChain = scanBootVolumes( gBIOSDev, &bvCount );
    gBootVolume = menuBVR = selectBootVolume( bvChain );

    // When booting from CD, default to hard
    // drive boot when possible. 

    if ( isCDROM )
    {
        const char *val;
        char *prompt;
        int cnt;
        int optionKey;

        if (getValueForKey( kCDROMPromptKey, &val, &cnt )) {
            cnt += 1;
            prompt = malloc(cnt);
            strlcpy(prompt, val, cnt);
        } else {
            prompt = "Press any key to start up from CD-ROM, "
                "or press F8 to enter startup options.";
            cnt = 0;
        }

        if (getIntForKey( kCDROMOptionKey, &optionKey )) {
            // The key specified is a special key.
        } else if (getValueForKey( kCDROMOptionKey, &val, &cnt) && cnt >= 1) {
            optionKey = val[0];
        } else {
            // Default to F8.
            optionKey = 0x4200;
        }

        key = countdown(prompt, kMenuTopRow, timeout);
        if (cnt)
            free(prompt);

        clearScreenRows( kMenuTopRow, kMenuTopRow + 2 );

        if (key == 0) {
            // Boot from hard disk.
            // Scan the original device 0x80.

            BVRef hd_bvr = selectBootVolume(scanBootVolumes(0x80, 0));
            if ( hd_bvr->flags & kBVFlagNativeBoot ) {
                gBootVolume = hd_bvr;
                gBIOSDev = hd_bvr->biosdev;
                initKernBootStruct( gBIOSDev );
                goto done;
            }
        } else  {
            if (optionKey < 0x100)
                key = key & 0x5F;
            if (key != optionKey)
                goto done;
        }
        gBootMode &= ~kBootModeQuiet;
        timeout = 0;
    }

    if ( gBootMode & kBootModeQuiet )
    {
        // No input allowed from user.
        goto done;
    }

    if ( firstRun && ( timeout > 0 ) &&
         ( countdown("Press any key to enter startup options.",
                     kMenuTopRow, timeout) == 0 ) )
    {
        // If the user is holding down a modifier key,
        // enter safe mode.
        if ( ( readKeyboardShiftFlags() & 0x0F ) != 0 ) {
            gBootMode |= kBootModeSafe;
        }
        goto done;
    }

    if ( bvCount )
    {
        // Allocate memory for an array of menu items.

        menuItems = (MenuItem *) malloc( sizeof(MenuItem) * bvCount );
        if ( menuItems == NULL ) goto done;

        // Associate a menu item for each BVRef.

        for ( bvr = bvChain, i = bvCount - 1, selectIndex = 0;
              bvr; bvr = bvr->next, i-- )
        {
            getBootVolumeDescription( bvr, menuItems[i].name, 80, YES );
            menuItems[i].param = (void *) bvr;
            if ( bvr == menuBVR ) selectIndex = i;
        }
    }

    // Clear screen and hide the blinking cursor.

    clearScreenRows( kMenuTopRow, kMenuTopRow + 2 );
    changeCursor( 0, kMenuTopRow, kCursorTypeHidden, 0 );
    nextRow = kMenuTopRow;
    showPrompt = YES;

    // Show the menu.

    if ( bvCount )
    {
        printf("Use \30\31 keys to select the startup volume.");
        showMenu( menuItems, bvCount, selectIndex, kMenuTopRow + 2, kMenuMaxItems );
        nextRow += min( bvCount, kMenuMaxItems ) + 3;
    }

    // Show the boot prompt.

    showPrompt = (bvCount == 0) || (menuBVR->flags & kBVFlagNativeBoot);
    showBootPrompt( nextRow, showPrompt );

    do {
        key = getc();

        updateMenu( key, (void **) &menuBVR );

        newShowPrompt = (bvCount == 0) ||
                        (menuBVR->flags & kBVFlagNativeBoot);

        if ( newShowPrompt != showPrompt )
        {
            showPrompt = newShowPrompt;
            showBootPrompt( nextRow, showPrompt );
        }
        if ( showPrompt ) updateBootArgs( key );

        switch ( key & kASCIIKeyMask )
        {
            case kReturnKey:
                if ( *gBootArgs == '?' )
                {
                    if ( strcmp( gBootArgs, "?video" ) == 0 ) {
                        printVBEModeInfo();
                    } else if ( strcmp( gBootArgs, "?memory" ) == 0 ) {
                        printMemoryInfo();
                    } else {
                        showHelp();
                    }
                    key = 0;
                    showBootPrompt( nextRow, showPrompt );
                    break;
                }
                gBootVolume = menuBVR;
                break;

            case kEscapeKey:
                clearBootArgs();
                break;

            default:
                key = 0;
        }
    }
    while ( 0 == key );

done:
    firstRun = NO;

    clearScreenRows( kMenuTopRow, kScreenLastRow );
    changeCursor( 0, kMenuTopRow, kCursorTypeUnderline, 0 );

    if ( menuItems ) free(menuItems);

    return 0;
}
Ejemplo n.º 5
0
Archivo: options.c Proyecto: aosm/boot
int
getBootOptions(BOOL firstRun)
{
    int     i;
    int     key;
    int     selectIndex = 0;
    int     bvCount;
    int     nextRow;
    int     timeout;
    BVRef   bvr;
    BVRef   bvChain;
    BVRef   menuBVR;
    BOOL    showPrompt, newShowPrompt;
    MenuItem *  menuItems = NULL;

    // Allow user to override default timeout.

    if ( getIntForKey(kTimeoutKey, &timeout) == NO )
    {
        timeout = kBootTimeout;
    }

    // If the user is holding down a shift key,
    // abort quiet mode.
    if ( ( readKeyboardShiftFlags() & 0x0F ) != 0 ) {
        gBootMode &= ~kBootModeQuiet;
    }

    // If user typed F8, abort quiet mode,
    // and display the menu.
    if (flushKeyboardBuffer()) {
        gBootMode &= ~kBootModeQuiet;
        timeout = 0;
    }

    clearBootArgs();

    setCursorPosition( 0, 0, 0 );
    clearScreenRows( 0, kScreenLastRow );
    if ( ! ( gBootMode & kBootModeQuiet ) ) {
        // Display banner and show hardware info. 
        printf( bootBanner, (bootArgs->convmem + bootArgs->extmem) / 1024 );
        printVBEInfo();
    }

    changeCursor( 0, kMenuTopRow, kCursorTypeUnderline, 0 );

    verbose("Scanning device %x...", gBIOSDev);

    // Get a list of bootable volumes on the device.

    bvChain = scanBootVolumes( gBIOSDev, &bvCount );
    gBootVolume = menuBVR = selectBootVolume( bvChain );

#if 0
    // When booting from CD (via HD emulation), default to hard
    // drive boot when possible. 

    if ( gBootVolume->part_type == FDISK_BOOTER &&
         gBootVolume->biosdev   == 0x80 )
    {
        // Scan the original device 0x80 that has been displaced
        // by the CD-ROM.

        BVRef hd_bvr = selectBootVolume(scanBootVolumes(0x81, 0));
        if ( hd_bvr->flags & kBVFlagNativeBoot )
        {
            int key = countdown("Press C to start up from CD-ROM.",
                                kMenuTopRow, 5);
            
            if ( (key & 0x5f) != 'c' )
            {
                gBootVolume = hd_bvr;
                gBIOSDev = hd_bvr->biosdev;
                initKernBootStruct( gBIOSDev );
                goto done;
            }
        }
    }
#endif

    if ( gBootMode & kBootModeQuiet )
    {
        // No input allowed from user.
        goto done;
    }

    if ( firstRun && ( timeout > 0 ) &&
         ( countdown("Press any key to enter startup options.",
                     kMenuTopRow, timeout) == 0 ) )
    {
        goto done;
    }

    if ( bvCount )
    {
        // Allocate memory for an array of menu items.

        menuItems = (MenuItem *) malloc( sizeof(MenuItem) * bvCount );
        if ( menuItems == NULL ) goto done;

        // Associate a menu item for each BVRef.

        for ( bvr = bvChain, i = bvCount - 1, selectIndex = 0;
              bvr; bvr = bvr->next, i-- )
        {
            getBootVolumeDescription( bvr, menuItems[i].name, 80, YES );
            menuItems[i].param = (void *) bvr;
            if ( bvr == menuBVR ) selectIndex = i;
        }
    }

    // Clear screen and hide the blinking cursor.

    clearScreenRows( kMenuTopRow, kMenuTopRow + 2 );
    changeCursor( 0, kMenuTopRow, kCursorTypeHidden, 0 );
    nextRow = kMenuTopRow;
    showPrompt = YES;

    // Show the menu.

    if ( bvCount )
    {
        printf("Use \30\31 keys to select the startup volume.");
        showMenu( menuItems, bvCount, selectIndex, kMenuTopRow + 2, kMenuMaxItems );
        nextRow += min( bvCount, kMenuMaxItems ) + 3;
    }

    // Show the boot prompt.

    showPrompt = (bvCount == 0) || (menuBVR->flags & kBVFlagNativeBoot);
    showBootPrompt( nextRow, showPrompt );

    do {
        key = getc();

        updateMenu( key, (void **) &menuBVR );

        newShowPrompt = (bvCount == 0) ||
                        (menuBVR->flags & kBVFlagNativeBoot);

        if ( newShowPrompt != showPrompt )
        {
            showPrompt = newShowPrompt;
            showBootPrompt( nextRow, showPrompt );
        }
        if ( showPrompt ) updateBootArgs( key );

        switch ( key & kASCIIKeyMask )
        {
            case kReturnKey:
                if ( *gBootArgs == '?' )
                {
                    if ( strcmp( gBootArgs, "?video" ) == 0 ) {
                        printVBEModeInfo();
                    } else if ( strcmp( gBootArgs, "?memory" ) == 0 ) {
                        printMemoryInfo();
                    } else {
                        showHelp();
                    }
                    key = 0;
                    showBootPrompt( nextRow, showPrompt );
                    break;
                }
                gBootVolume = menuBVR;
                break;

            case kEscapeKey:
                clearBootArgs();
                break;

            default:
                key = 0;
        }
    }
    while ( 0 == key );

done:
    firstRun = NO;

    clearScreenRows( kMenuTopRow, kScreenLastRow );
    changeCursor( 0, kMenuTopRow, kCursorTypeUnderline, 0 );

    if ( menuItems ) free(menuItems);

    return 0;
}