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;
}
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;
}
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;
}
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;
}
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;
}
