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1/*
2 * Copyright (c) 1999-2004 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * Portions Copyright (c) 1999-2004 Apple Computer, Inc. All Rights
7 * Reserved. This file contains Original Code and/or Modifications of
8 * Original Code as defined in and that are subject to the Apple Public
9 * Source License Version 2.0 (the "License"). You may not use this file
10 * except in compliance with the License. Please obtain a copy of the
11 * License at http://www.apple.com/publicsource and read it before using
12 * this file.
13 *
14 * The Original Code and all software distributed under the License are
15 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
16 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
17 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT. Please see the
19 * License for the specific language governing rights and limitations
20 * under the License.
21 *
22 * @APPLE_LICENSE_HEADER_END@
23 */
24
25#include "boot.h"
26#include "bootstruct.h"
27#include "fdisk.h"
28#include "ramdisk.h"
29#include "gui.h"
30#include "embedded.h"
31#include "pci.h"
32#include "autoresolution.h" //Azi:autoresolution
33
34bool showBootBanner = true; //Azi:autoresolution
35static bool shouldboot = false;
36
37extern int multiboot_timeout;
38extern int multiboot_timeout_set;
39
40extern BVRef bvChain;
41//extern intmenucount;
42
43extern intgDeviceCount;
44
45intselectIndex = 0;
46MenuItem * menuItems = NULL;
47
48enum {
49 kMenuTopRow = 5,
50 kMenuMaxItems = 10,
51 kScreenLastRow = 24
52};
53
54//==========================================================================
55
56typedef struct {
57 int x;
58 int y;
59 int type;
60} CursorState;
61
62static void changeCursor( int col, int row, int type, CursorState * cs )
63{
64 if (cs) getCursorPositionAndType( &cs->x, &cs->y, &cs->type );
65 setCursorType( type );
66 setCursorPosition( col, row, 0 );
67}
68
69static void moveCursor( int col, int row )
70{
71 setCursorPosition( col, row, 0 );
72}
73
74static void restoreCursor( const CursorState * cs )
75{
76 setCursorPosition( cs->x, cs->y, 0 );
77 setCursorType( cs->type );
78}
79
80//==========================================================================
81
82/* Flush keyboard buffer; returns TRUE if any of the flushed
83 * characters was F8.
84 */
85
86static bool flushKeyboardBuffer(void)
87{
88 bool status = false;
89
90 while ( readKeyboardStatus() ) {
91 if (bgetc() == 0x4200) status = true;
92 }
93 return status;
94}
95
96//==========================================================================
97
98static int countdown( const char * msg, int row, int timeout )
99{
100 unsigned long time;
101 int ch = 0;
102 int col = strlen(msg) + 1;
103
104 flushKeyboardBuffer();
105
106if( bootArgs->Video.v_display == VGA_TEXT_MODE )
107{
108moveCursor( 0, row );
109printf(msg);
110
111} else {
112
113position_t p = pos( gui.screen.width / 2 + 1 , ( gui.devicelist.pos.y + 3 ) + ( ( gui.devicelist.height - gui.devicelist.iconspacing ) / 2 ) );
114
115char dummy[80];
116getBootVolumeDescription( gBootVolume, dummy, sizeof(dummy) - 1, true );
117drawDeviceIcon( gBootVolume, gui.screen.pixmap, p, true );
118drawStrCenteredAt( (char *) msg, &font_small, gui.screen.pixmap, gui.countdown.pos );
119
120// make this screen the new background
121memcpy( gui.backbuffer->pixels, gui.screen.pixmap->pixels, gui.backbuffer->width * gui.backbuffer->height * 4 );
122
123}
124
125int multi_buff = 18 * (timeout);
126 int multi = ++multi_buff;
127
128 int lasttime=0;
129
130 for ( time = time18(), timeout++; timeout > 0; )
131 {
132if( time18() > lasttime)
133{
134multi--;
135lasttime=time18();
136}
137
138 if (ch = readKeyboardStatus())
139 break;
140
141 // Count can be interrupted by holding down shift,
142 // control or alt key
143 if ( ( readKeyboardShiftFlags() & 0x0F ) != 0 )
144{
145 ch = 1;
146 break;
147 }
148
149 if ( time18() >= time )
150 {
151 time += 18;
152 timeout--;
153
154if( bootArgs->Video.v_display == VGA_TEXT_MODE )
155{
156moveCursor( col, row );
157printf("(%d) ", timeout);
158}
159 }
160
161if( bootArgs->Video.v_display != VGA_TEXT_MODE )
162{
163drawProgressBar( gui.screen.pixmap, 100, gui.progressbar.pos , ( multi * 100 / multi_buff ) );
164gui.redraw = true;
165updateVRAM();
166}
167
168 }
169
170 flushKeyboardBuffer();
171
172 return ch;
173}
174
175//==========================================================================
176
177char gBootArgs[BOOT_STRING_LEN];
178static char * gBootArgsPtr = gBootArgs;
179static char * gBootArgsEnd = gBootArgs + BOOT_STRING_LEN - 1;
180static char booterCommand[BOOT_STRING_LEN];
181static char booterParam[BOOT_STRING_LEN];
182
183static void clearBootArgs(void)
184{
185gBootArgsPtr = gBootArgs;
186memset(gBootArgs, '\0', BOOT_STRING_LEN);
187
188if (bootArgs->Video.v_display != VGA_TEXT_MODE) {
189clearGraphicBootPrompt();
190}
191}
192
193static void addBootArg(const char * argStr)
194{
195if ( (gBootArgsPtr + strlen(argStr) + 1) < gBootArgsEnd)
196{
197*gBootArgsPtr++ = ' ';
198strcat(gBootArgs, argStr);
199gBootArgsPtr += strlen(argStr);
200}
201}
202
203//==========================================================================
204
205static void showBootPrompt(int row, bool visible)
206{
207extern char bootPrompt[];
208extern char bootRescanPrompt[];
209
210if( bootArgs->Video.v_display == VGA_TEXT_MODE ) {
211changeCursor( 0, row, kCursorTypeUnderline, 0 );
212clearScreenRows( row, kScreenLastRow );
213}
214
215//clearBootArgs();
216
217if (visible) {
218if (bootArgs->Video.v_display == VGA_TEXT_MODE) {
219if (gEnableCDROMRescan) {
220printf( bootRescanPrompt );
221} else {
222printf( bootPrompt );
223 printf( gBootArgs );
224}
225}
226} else {
227if (bootArgs->Video.v_display != VGA_TEXT_MODE) {
228//clearGraphicBootPrompt();
229} else {
230printf("Press Enter to start up the foreign OS. ");
231}
232}
233}
234
235//==========================================================================
236
237static void updateBootArgs( int key )
238{
239 key &= kASCIIKeyMask;
240
241 switch ( key )
242 {
243 case kBackspaceKey:
244 if ( gBootArgsPtr > gBootArgs )
245 {
246 *--gBootArgsPtr = '\0';
247
248 int x, y, t;
249 getCursorPositionAndType( &x, &y, &t );
250 if ( x == 0 && y )
251 {
252 x = 80; y--;
253 }
254 if (x) x--;
255
256if( bootArgs->Video.v_display == VGA_TEXT_MODE )
257{
258setCursorPosition( x, y, 0 );
259putca(' ', 0x07, 1);
260}
261 else
262 {
263 updateGraphicBootPrompt();
264 }
265 }
266break;
267
268 default:
269 if ( key >= ' ' && gBootArgsPtr < gBootArgsEnd)
270 {
271 *gBootArgsPtr++ = key;
272
273 if( bootArgs->Video.v_display != VGA_TEXT_MODE ) updateGraphicBootPrompt();
274 else if ( key >= ' ' && key < 0x7f) putchar(key);
275}
276
277break;
278 }
279}
280
281//==========================================================================
282
283static const MenuItem * gMenuItems = NULL;
284
285static int gMenuItemCount;
286static int gMenuRow;
287static int gMenuHeight;
288static int gMenuTop;
289static int gMenuBottom;
290static int gMenuSelection;
291
292static int gMenuStart;
293static int gMenuEnd;
294
295static void printMenuItem( const MenuItem * item, int highlight )
296{
297 printf(" ");
298
299 if ( highlight )
300 putca(' ', 0x70, strlen(item->name) + 4);
301 else
302 putca(' ', 0x07, 40);
303
304 printf(" %40s\n", item->name);
305}
306
307//==========================================================================
308
309static void showMenu( const MenuItem * items, int count,
310 int selection, int row, int height )
311{
312 int i;
313 CursorState cursorState;
314
315 if ( items == NULL || count == 0 )
316return;
317
318 // head and tail points to the start and the end of the list.
319 // top and bottom points to the first and last visible items
320 // in the menu window.
321
322 gMenuItems= items;
323 gMenuRow= row;
324 gMenuHeight= height;
325 gMenuItemCount= count;
326 gMenuTop= 0;
327 gMenuBottom= MIN( count, height ) - 1;
328 gMenuSelection= selection;
329
330 gMenuStart= 0;
331 gMenuEnd = MIN( count, gui.maxdevices ) - 1;
332
333// If the selected item is not visible, shift the list down.
334
335 if ( gMenuSelection > gMenuBottom )
336 {
337 gMenuTop += ( gMenuSelection - gMenuBottom );
338 gMenuBottom = gMenuSelection;
339 }
340
341if ( gMenuSelection > gMenuEnd )
342 {
343gMenuStart += ( gMenuSelection - gMenuEnd );
344 gMenuEnd = gMenuSelection;
345 }
346
347// Draw the visible items.
348
349if( bootArgs->Video.v_display != VGA_TEXT_MODE )
350
351drawDeviceList(gMenuStart, gMenuEnd, gMenuSelection);
352
353else {
354
355changeCursor( 0, row, kCursorTypeHidden, &cursorState );
356
357for ( i = gMenuTop; i <= gMenuBottom; i++ )
358{
359printMenuItem( &items[i], (i == gMenuSelection) );
360}
361
362restoreCursor( &cursorState );
363 }
364}
365
366//==========================================================================
367
368static int updateMenu( int key, void ** paramPtr )
369{
370 int moved = 0;
371
372 union {
373 struct {
374 unsigned int
375 selectionUp : 1,
376 selectionDown : 1,
377 scrollUp : 1,
378 scrollDown : 1;
379 } f;
380 unsigned int w;
381 } draw = {{0}};
382
383 if ( gMenuItems == NULL )
384return 0;
385
386if( bootArgs->Video.v_display != VGA_TEXT_MODE )
387{
388int res;
389
390// set navigation keys for horizontal layout as defaults
391int previous= 0x4B00;// left arrow
392int subsequent= 0x4D00;// right arrow
393int menu= 0x5000;// down arrow
394
395if ( gui.layout == VerticalLayout )
396{
397// set navigation keys for vertical layout
398previous= 0x4800;// up arrow
399subsequent= 0x5000;// down arrow
400menu= 0x4B00;// right arrow
401}
402
403if ( key == previous )
404{
405if ( gMenuSelection > gMenuTop )
406draw.f.selectionUp = 1;
407else if ( gMenuTop > 0 )
408draw.f.scrollDown = 1;
409
410}
411
412else if ( key == subsequent )
413{
414if ( gMenuSelection != gMenuBottom)
415draw.f.selectionDown = 1;
416else if ( gMenuBottom < ( gMenuItemCount - 1 ) )
417draw.f.scrollUp = 1;
418}
419
420else if ( key == menu )
421{
422if ( gui.menu.draw )
423updateInfoMenu(key);
424else
425drawInfoMenu();
426}
427
428else if ( gui.menu.draw )
429{
430res = updateInfoMenu(key);
431
432if ( res == CLOSE_INFO_MENU )
433gui.menu.draw = false;
434else
435{
436shouldboot = ( res != DO_NOT_BOOT );
437
438if ( shouldboot )
439gui.menu.draw = false;
440
441switch (res)
442{
443case BOOT_NORMAL:
444gVerboseMode = false;
445gBootMode = kBootModeNormal;
446break;
447
448case BOOT_VERBOSE:
449gVerboseMode = true;
450gBootMode = kBootModeNormal;
451addBootArg(kVerboseModeFlag);
452break;
453
454case BOOT_IGNORECACHE:
455gVerboseMode = false;
456gBootMode = kBootModeNormal;
457addBootArg(kIgnoreCachesFlag);
458break;
459
460case BOOT_SINGLEUSER:
461gVerboseMode = true;
462gBootMode = kBootModeNormal;
463addBootArg(kSingleUserModeFlag);
464break;
465}
466
467}
468
469}
470
471} else {
472switch ( key )
473{
474 case 0x4800: // Up Arrow
475if ( gMenuSelection != gMenuTop )
476draw.f.selectionUp = 1;
477else if ( gMenuTop > 0 )
478draw.f.scrollDown = 1;
479break;
480
481case 0x5000: // Down Arrow
482if ( gMenuSelection != gMenuBottom )
483draw.f.selectionDown = 1;
484else if ( gMenuBottom < (gMenuItemCount - 1) )
485draw.f.scrollUp = 1;
486break;
487}
488}
489
490 if ( draw.w )
491 {
492 if ( draw.f.scrollUp )
493 {
494 scollPage(0, gMenuRow, 40, gMenuRow + gMenuHeight - 1, 0x07, 1, 1);
495 gMenuTop++; gMenuBottom++;
496gMenuStart++; gMenuEnd++;
497 draw.f.selectionDown = 1;
498 }
499
500 if ( draw.f.scrollDown )
501 {
502 scollPage(0, gMenuRow, 40, gMenuRow + gMenuHeight - 1, 0x07, 1, -1);
503 gMenuTop--; gMenuBottom--;
504 gMenuStart--; gMenuEnd--;
505 draw.f.selectionUp = 1;
506 }
507
508 if ( draw.f.selectionUp || draw.f.selectionDown )
509 {
510
511CursorState cursorState;
512
513// Set cursor at current position, and clear inverse video.
514
515if( bootArgs->Video.v_display == VGA_TEXT_MODE )
516{
517changeCursor( 0, gMenuRow + gMenuSelection - gMenuTop, kCursorTypeHidden, &cursorState );
518printMenuItem( &gMenuItems[gMenuSelection], 0 );
519}
520
521if ( draw.f.selectionUp )
522{
523gMenuSelection--;
524if(( gMenuSelection - gMenuStart) == -1 )
525{
526gMenuStart--;
527gMenuEnd--;
528}
529
530} else {
531gMenuSelection++;
532if(( gMenuSelection - ( gui.maxdevices - 1) - gMenuStart) > 0 )
533{
534gMenuStart++;
535gMenuEnd++;
536}
537 }
538
539if( bootArgs->Video.v_display == VGA_TEXT_MODE )
540 {
541moveCursor( 0, gMenuRow + gMenuSelection - gMenuTop );
542printMenuItem( &gMenuItems[gMenuSelection], 1 );
543restoreCursor( &cursorState );
544
545 } else
546
547drawDeviceList (gMenuStart, gMenuEnd, gMenuSelection);
548
549}
550
551 *paramPtr = gMenuItems[gMenuSelection].param;
552 moved = 1;
553 }
554
555return moved;
556}
557
558//==========================================================================
559
560static void skipblanks( const char ** cpp )
561{
562 while ( **(cpp) == ' ' || **(cpp) == '\t' ) ++(*cpp);
563}
564
565//==========================================================================
566
567static const char * extractKernelName( char ** cpp )
568{
569 char * kn = *cpp;
570 char * cp = *cpp;
571 char c;
572
573 // Convert char to lower case.
574
575 c = *cp | 0x20;
576
577 // Must start with a letter or a '/'.
578
579 if ( (c < 'a' || c > 'z') && ( c != '/' ) )
580 return 0;
581
582 // Keep consuming characters until we hit a separator.
583
584 while ( *cp && (*cp != '=') && (*cp != ' ') && (*cp != '\t') )
585 cp++;
586
587 // Only SPACE or TAB separator is accepted.
588 // Reject everything else.
589
590 if (*cp == '=')
591 return 0;
592
593 // Overwrite the separator, and move the pointer past
594 // the kernel name.
595
596 if (*cp != '\0') *cp++ = '\0';
597 *cpp = cp;
598
599 return kn;
600}
601
602//==========================================================================
603
604static void
605printMemoryInfo(void)
606{
607 int line;
608 int i;
609 MemoryRange *mp = bootInfo->memoryMap;
610
611 // Activate and clear page 1
612 setActiveDisplayPage(1);
613 clearScreenRows(0, 24);
614 setCursorPosition( 0, 0, 1 );
615
616 printf("BIOS reported memory ranges:\n");
617 line = 1;
618 for (i=0; i<bootInfo->memoryMapCount; i++) {
619 printf("Base 0x%08x%08x, ",
620 (unsigned long)(mp->base >> 32),
621 (unsigned long)(mp->base));
622 printf("length 0x%08x%08x, type %d\n",
623 (unsigned long)(mp->length >> 32),
624 (unsigned long)(mp->length),
625 mp->type);
626 if (line++ > 20) {
627 pause();
628 line = 0;
629 }
630 mp++;
631 }
632 if (line > 0) {
633 pause();
634 }
635
636 setActiveDisplayPage(0);
637}
638
639char *getMemoryInfoString()
640{
641 int i;
642 MemoryRange *mp = bootInfo->memoryMap;
643char *buff = malloc(sizeof(char)*1024);
644if(!buff) return 0;
645
646char info[] = "BIOS reported memory ranges:\n";
647sprintf(buff, "%s", info);
648 for (i=0; i<bootInfo->memoryMapCount; i++) {
649 sprintf( buff+strlen(buff), "Base 0x%08x%08x, ",
650 (unsigned long)(mp->base >> 32),
651 (unsigned long)(mp->base));
652 sprintf( buff+strlen(buff), "length 0x%08x%08x, type %d\n",
653 (unsigned long)(mp->length >> 32),
654 (unsigned long)(mp->length),
655 mp->type);
656 mp++;
657 }
658return buff;
659}
660
661//==========================================================================
662
663void lspci(void)
664{
665if (bootArgs->Video.v_display == VGA_TEXT_MODE) {
666setActiveDisplayPage(1);
667clearScreenRows(0, 24);
668setCursorPosition(0, 0, 1);
669}
670
671dump_pci_dt(root_pci_dev->children);
672
673pause();
674
675if (bootArgs->Video.v_display == VGA_TEXT_MODE) {
676setActiveDisplayPage(0);
677}
678}
679
680//==========================================================================
681
682int getBootOptions(bool firstRun)
683{
684int i;
685int key;
686int nextRow;
687int timeout;
688int bvCount;
689BVRef bvr;
690BVRef menuBVR;
691bool showPrompt, newShowPrompt, isCDROM;
692
693// Initialize default menu selection entry.
694gBootVolume = menuBVR = selectBootVolume(bvChain);
695
696if (biosDevIsCDROM(gBIOSDev)) {
697isCDROM = true;
698} else {
699isCDROM = false;
700}
701
702// ensure we're in graphics mode if gui is setup
703if (firstRun && gui.initialised && bootArgs->Video.v_display == VGA_TEXT_MODE)
704{
705setVideoMode(GRAPHICS_MODE, 0);
706}
707
708// Clear command line boot arguments
709clearBootArgs();
710
711// Allow user to override default timeout.
712if (multiboot_timeout_set) {
713timeout = multiboot_timeout;
714} else if (!getIntForKey(kTimeoutKey, &timeout, &bootInfo->bootConfig)) {
715/* If there is no timeout key in the file use the default timeout
716 which is different for CDs vs. hard disks. However, if not booting
717 a CD and no config file could be loaded set the timeout
718 to zero which causes the menu to display immediately.
719 This way, if no partitions can be found, that is the disk is unpartitioned
720 or simply cannot be read) then an empty menu is displayed.
721 If some partitions are found, for example a Windows partition, then
722 these will be displayed in the menu as foreign partitions.
723 */
724if (isCDROM) {
725timeout = kCDBootTimeout;
726} else {
727timeout = sysConfigValid ? kBootTimeout : 0;
728}
729}
730
731if (timeout < 0) {
732gBootMode |= kBootModeQuiet;
733}
734
735// If the user is holding down a modifier key, enter safe mode.
736if ((readKeyboardShiftFlags() & 0x0F) != 0) {
737gBootMode |= kBootModeSafe;
738}
739
740// Checking user pressed keys
741bool f8press = false, spress = false, vpress = false;
742while (readKeyboardStatus()) {
743key = bgetc ();
744if (key == 0x4200) f8press = true;
745if ((key & 0xff) == 's' || (key & 0xff) == 'S') spress = true;
746if ((key & 0xff) == 'v' || (key & 0xff) == 'V') vpress = true;
747}
748// If user typed F8, abort quiet mode, and display the menu.
749if (f8press) {
750gBootMode &= ~kBootModeQuiet;
751timeout = 0;
752}
753// If user typed 'v' or 'V', boot in verbose mode.
754if ((gBootMode & kBootModeQuiet) && firstRun && vpress) {
755addBootArg(kVerboseModeFlag);
756}
757// If user typed 's' or 'S', boot in single user mode.
758if ((gBootMode & kBootModeQuiet) && firstRun && spress) {
759addBootArg(kSingleUserModeFlag);
760}
761
762if (bootArgs->Video.v_display == VGA_TEXT_MODE) {
763setCursorPosition(0, 0, 0);
764clearScreenRows(0, kScreenLastRow);
765if (!(gBootMode & kBootModeQuiet)) {
766// Display banner and show hardware info.
767printf(bootBanner, (bootInfo->convmem + bootInfo->extmem) / 1024);
768printf(getVBEInfoString());
769}
770changeCursor(0, kMenuTopRow, kCursorTypeUnderline, 0);
771verbose("Scanning device %x...", gBIOSDev);
772}
773
774// When booting from CD, default to hard drive boot when possible.
775if (isCDROM && firstRun) {
776const char *val;
777char *prompt = NULL;
778char *name = NULL;
779int cnt;
780int optionKey;
781
782if (getValueForKey(kCDROMPromptKey, &val, &cnt, &bootInfo->bootConfig)) {
783prompt = malloc(cnt + 1);
784strncat(prompt, val, cnt);
785} else {
786name = malloc(80);
787getBootVolumeDescription(gBootVolume, name, 79, false);
788prompt = malloc(256);
789sprintf(prompt, "Press any key to start up from %s, or press F8 to enter startup options.", name);
790free(name);
791}
792
793if (getIntForKey( kCDROMOptionKey, &optionKey, &bootInfo->bootConfig )) {
794// The key specified is a special key.
795} else {
796// Default to F8.
797optionKey = 0x4200;
798}
799
800// If the timeout is zero then it must have been set above due to the
801// early catch of F8 which means the user wants to set boot options
802// which we ought to interpret as meaning he wants to boot the CD.
803if (timeout != 0) {
804key = countdown(prompt, kMenuTopRow, timeout);
805} else {
806key = optionKey;
807}
808
809if (prompt != NULL) {
810free(prompt);
811}
812
813clearScreenRows( kMenuTopRow, kMenuTopRow + 2 );
814
815// Hit the option key ?
816if (key == optionKey) {
817gBootMode &= ~kBootModeQuiet;
818timeout = 0;
819} else {
820key = key & 0xFF;
821
822// Try booting hard disk if user pressed 'h'
823if (biosDevIsCDROM(gBIOSDev) && key == 'h') {
824BVRef bvr;
825
826// Look at partitions hosting OS X other than the CD-ROM
827for (bvr = bvChain; bvr; bvr=bvr->next) {
828if ((bvr->flags & kBVFlagSystemVolume) && bvr->biosdev != gBIOSDev) {
829gBootVolume = bvr;
830}
831}
832}
833goto done;
834}
835}
836
837if (gBootMode & kBootModeQuiet) {
838// No input allowed from user.
839goto done;
840}
841
842if (firstRun && timeout > 0 && countdown("Press any key to enter startup options.", kMenuTopRow, timeout) == 0) {
843// If the user is holding down a modifier key,
844// enter safe mode.
845if ((readKeyboardShiftFlags() & 0x0F) != 0) {
846gBootMode |= kBootModeSafe;
847}
848goto done;
849}
850
851if (gDeviceCount) {
852// Allocate memory for an array of menu items.
853menuItems = malloc(sizeof(MenuItem) * gDeviceCount);
854if (menuItems == NULL) {
855goto done;
856}
857
858// Associate a menu item for each BVRef.
859for (bvr=bvChain, i=gDeviceCount-1, selectIndex=0; bvr; bvr=bvr->next) {
860if (bvr->visible) {
861getBootVolumeDescription(bvr, menuItems[i].name, sizeof(menuItems[i].name) - 1, true);
862menuItems[i].param = (void *) bvr;
863if (bvr == menuBVR) {
864selectIndex = i;
865}
866i--;
867}
868}
869}
870
871if (bootArgs->Video.v_display != VGA_TEXT_MODE) {
872// redraw the background buffer
873gui.logo.draw = true;
874drawBackground();
875gui.devicelist.draw = true;
876gui.redraw = true;
877if (!(gBootMode & kBootModeQuiet)) {
878//bool showBootBanner = true; //Azi:autoresolution
879
880// Check if "Boot Banner"=N switch is present in config file.
881getBoolForKey(kBootBannerKey, &showBootBanner, &bootInfo->bootConfig);
882if (showBootBanner) {
883// Display banner and show hardware info.
884gprintf(&gui.screen, bootBanner + 1, (bootInfo->convmem + bootInfo->extmem) / 1024);
885}
886
887// redraw background
888memcpy(gui.backbuffer->pixels, gui.screen.pixmap->pixels, gui.backbuffer->width * gui.backbuffer->height * 4);
889}
890} else {
891// Clear screen and hide the blinking cursor.
892clearScreenRows(kMenuTopRow, kMenuTopRow + 2);
893changeCursor(0, kMenuTopRow, kCursorTypeHidden, 0);
894}
895
896nextRow = kMenuTopRow;
897showPrompt = true;
898
899if (gDeviceCount) {
900if( bootArgs->Video.v_display == VGA_TEXT_MODE ) {
901printf("Use \30\31 keys to select the startup volume.");
902}
903showMenu( menuItems, gDeviceCount, selectIndex, kMenuTopRow + 2, kMenuMaxItems );
904nextRow += MIN( gDeviceCount, kMenuMaxItems ) + 3;
905}
906
907// Show the boot prompt.
908showPrompt = (gDeviceCount == 0) || (menuBVR->flags & kBVFlagNativeBoot);
909showBootPrompt( nextRow, showPrompt );
910
911do {
912if (bootArgs->Video.v_display != VGA_TEXT_MODE) {
913// redraw background
914memcpy( gui.backbuffer->pixels, gui.screen.pixmap->pixels, gui.backbuffer->width * gui.backbuffer->height * 4 );
915// reset cursor co-ords
916gui.debug.cursor = pos( gui.screen.width - 160 , 10 );
917}
918key = getchar();
919updateMenu( key, (void **) &menuBVR );
920newShowPrompt = (gDeviceCount == 0) || (menuBVR->flags & kBVFlagNativeBoot);
921
922if (newShowPrompt != showPrompt) {
923showPrompt = newShowPrompt;
924showBootPrompt( nextRow, showPrompt );
925}
926
927if (showPrompt) {
928updateBootArgs(key);
929}
930
931switch (key) {
932case kReturnKey:
933if (gui.menu.draw) {
934key=0;
935break;
936}
937if (*gBootArgs == '?') {
938char * argPtr = gBootArgs;
939
940// Skip the leading "?" character.
941argPtr++;
942getNextArg(&argPtr, booterCommand);
943getNextArg(&argPtr, booterParam);
944
945/*
946* TODO: this needs to be refactored.
947*/
948if (strcmp( booterCommand, "video" ) == 0) {
949if (bootArgs->Video.v_display != VGA_TEXT_MODE) {
950showInfoBox(getVBEInfoString(), getVBEModeInfoString());
951} else {
952printVBEModeInfo();
953}
954} else if ( strcmp( booterCommand, "memory" ) == 0) {
955if (bootArgs->Video.v_display != VGA_TEXT_MODE ) {
956showInfoBox("Memory Map", getMemoryInfoString());
957} else {
958printMemoryInfo();
959}
960} else if (strcmp(booterCommand, "lspci") == 0) {
961lspci();
962} else if (strcmp(booterCommand, "more") == 0) {
963showTextFile(booterParam);
964} else if (strcmp(booterCommand, "rd") == 0) {
965processRAMDiskCommand(&argPtr, booterParam);
966} else if (strcmp(booterCommand, "norescan") == 0) {
967if (gEnableCDROMRescan) {
968gEnableCDROMRescan = false;
969break;
970}
971} else {
972showHelp();
973}
974key = 0;
975showBootPrompt(nextRow, showPrompt);
976break;
977}
978gBootVolume = menuBVR;
979setRootVolume(menuBVR);
980gBIOSDev = menuBVR->biosdev;
981break;
982
983case kEscapeKey:
984clearBootArgs();
985break;
986
987//Azi:autoresolution - Reapply the patch if Graphics Mode was incorrect
988// or EDID Info was insane.
989case kF2Key:
990
991if ((gAutoResolution == true) && useGUI && map )
992{
993// get the new Graphics Mode key
994processBootOptions(); //Azi: use processBootArgument instead?
995
996//UInt32 paramsAR[4];
997paramsAR[3] = 0;
998
999getNumberArrayFromProperty(kGraphicsModeKey, paramsAR, 4);
1000
1001// user changed resolution...
1002if ((paramsAR[0] != 0) && (paramsAR[1] != 0) &&
1003(paramsAR[0] != map->currentX) && (paramsAR[1] != map->currentY))
1004{
1005//Azi: identical to "case kTabKey:"(check later)
1006if (bootArgs->Video.v_display == GRAPHICS_MODE)
1007{
1008CursorState cursorState;
1009
1010// Go back to TEXT MODE while we change the mode
1011setVideoMode(VGA_TEXT_MODE, 0);
1012
1013setCursorPosition(0, 0, 0);
1014clearScreenRows(0, kScreenLastRow);
1015changeCursor( 0, 0, kCursorTypeHidden, &cursorState );
1016
1017// Reapply patch
1018patchVbios(map, paramsAR[0], paramsAR[1], paramsAR[2], 0, 0);
1019
1020if (useGUI && (gui.initialised == true))
1021initGUI();
1022// Make sure all values are set
1023if (bootArgs->Video.v_display != GRAPHICS_MODE)
1024bootArgs->Video.v_display = GRAPHICS_MODE;
1025
1026if (!useGUI)
1027useGUI = true;
1028
1029// redraw the background buffer
1030drawBackground();
1031gui.devicelist.draw = true;
1032gui.redraw = true;
1033
1034if (showBootBanner)
1035{
1036// Display banner and show hardware info.
1037gprintf(&gui.screen, bootBanner + 1, (bootInfo->convmem + bootInfo->extmem) / 1024);
1038}
1039
1040// redraw background
1041memcpy(gui.backbuffer->pixels, gui.screen.pixmap->pixels,
1042 gui.backbuffer->width * gui.backbuffer->height * 4);
1043
1044nextRow = kMenuTopRow;
1045showPrompt = true;
1046
1047if (gDeviceCount)
1048{
1049showMenu( menuItems, gDeviceCount, selectIndex, kMenuTopRow + 2, kMenuMaxItems );
1050nextRow += min( gDeviceCount, kMenuMaxItems ) + 3;
1051}
1052
1053// Show the boot prompt.
1054showPrompt = (gDeviceCount == 0) || (menuBVR->flags & kBVFlagNativeBoot);
1055showBootPrompt( nextRow, showPrompt );
1056
1057// this is used to avoid resetting the incorrect mode while quiting the boot menu
1058//map->hasSwitched = true; (check again later!)
1059}
1060}
1061
1062clearBootArgs();
1063key = 0;
1064}
1065else // if gAutoResolution == false...
1066{
1067// ... do "nothing".(Reviewing...)
1068clearBootArgs();
1069key = 0;
1070}
1071break;
1072
1073case kF5Key:
1074// New behavior:
1075// Clear gBootVolume to restart the loop
1076// if the user enabled rescanning the optical drive.
1077// Otherwise boot the default boot volume.
1078if (gEnableCDROMRescan) {
1079gBootVolume = NULL;
1080clearBootArgs();
1081}
1082break;
1083
1084case kF10Key:
1085gScanSingleDrive = false;
1086scanDisks(gBIOSDev, &bvCount);
1087gBootVolume = NULL;
1088clearBootArgs();
1089break;
1090
1091case kTabKey:
1092// New behavior:
1093// Switch between text & graphic interfaces
1094// Only Permitted if started in graphics interface
1095if (useGUI) {
1096if (bootArgs->Video.v_display != VGA_TEXT_MODE) {
1097setVideoMode(VGA_TEXT_MODE, 0);
1098
1099setCursorPosition(0, 0, 0);
1100clearScreenRows(0, kScreenLastRow);
1101
1102// Display banner and show hardware info.
1103printf(bootBanner, (bootInfo->convmem + bootInfo->extmem) / 1024);
1104printf(getVBEInfoString());
1105
1106clearScreenRows(kMenuTopRow, kMenuTopRow + 2);
1107changeCursor(0, kMenuTopRow, kCursorTypeHidden, 0);
1108
1109nextRow = kMenuTopRow;
1110showPrompt = true;
1111
1112if (gDeviceCount) {
1113printf("Use \30\31 keys to select the startup volume.");
1114showMenu(menuItems, gDeviceCount, selectIndex, kMenuTopRow + 2, kMenuMaxItems);
1115nextRow += MIN(gDeviceCount, kMenuMaxItems) + 3;
1116}
1117
1118showPrompt = (gDeviceCount == 0) || (menuBVR->flags & kBVFlagNativeBoot);
1119showBootPrompt(nextRow, showPrompt);
1120//changeCursor( 0, kMenuTopRow, kCursorTypeUnderline, 0 );
1121
1122/*
1123 * AutoResolution - make sure all values are set - Azi: think! it makes some sense!!
1124 */
1125//bootArgs->Video.v_display = VGA_TEXT_MODE;
1126//useGUI = false;
1127
1128} else {
1129gui.redraw = true;
1130setVideoMode(GRAPHICS_MODE, 0);
1131
1132/*
1133 * AutoResolution - make sure all values are set - Azi: same as above...!?
1134 */
1135//bootArgs->Video.v_display = GRAPHICS_MODE;
1136//useGUI = true;
1137
1138updateVRAM();
1139 updateGraphicBootPrompt();
1140}
1141}
1142key = 0;
1143break;
1144
1145default:
1146key = 0;
1147break;
1148}
1149} while (0 == key);
1150
1151done:
1152if (bootArgs->Video.v_display == VGA_TEXT_MODE) {
1153clearScreenRows(kMenuTopRow, kScreenLastRow);
1154changeCursor(0, kMenuTopRow, kCursorTypeUnderline, 0);
1155}
1156shouldboot = false;
1157gui.menu.draw = false;
1158if (menuItems) {
1159free(menuItems);
1160menuItems = NULL;
1161}
1162return 0;
1163}
1164
1165//==========================================================================
1166
1167extern unsigned char chainbootdev;
1168extern unsigned char chainbootflag;
1169
1170bool copyArgument(const char *argName, const char *val, int cnt, char **argP, int *cntRemainingP)
1171{
1172 int argLen = argName ? strlen(argName) : 0;
1173 int len = argLen + cnt + 1; // +1 to account for space
1174
1175 if (len > *cntRemainingP) {
1176 error("Warning: boot arguments too long, truncating\n");
1177 return false;
1178 }
1179
1180 if (argName) {
1181 strncpy( *argP, argName, argLen );
1182 *argP += argLen;
1183 *argP[0] = '=';
1184 (*argP)++;
1185 len++; // +1 to account for '='
1186 }
1187 strncpy( *argP, val, cnt );
1188 *argP += cnt;
1189 *argP[0] = ' ';
1190 (*argP)++;
1191
1192 *cntRemainingP -= len;
1193 return true;
1194}
1195
1196//
1197// Returns TRUE if an argument was copied, FALSE otherwise
1198bool
1199processBootArgument(
1200 const char *argName, // The argument to search for
1201 const char *userString, // Typed-in boot arguments
1202 const char *kernelFlags, // Kernel flags from config table
1203 const char *configTable,
1204 char **argP, // Output value
1205 int *cntRemainingP, // Output count
1206 char *foundVal // found value
1207 )
1208{
1209 const char *val;
1210 int cnt;
1211 bool found = false;
1212
1213 if (getValueForBootKey(userString, argName, &val, &cnt)) {
1214 // Don't copy; these values will be copied at the end of argument processing.
1215 found = true;
1216 } else if (getValueForBootKey(kernelFlags, argName, &val, &cnt)) {
1217 // Don't copy; these values will be copied at the end of argument processing.
1218 found = true;
1219 } else if (getValueForKey(argName, &val, &cnt, &bootInfo->bootConfig)) {
1220 copyArgument(argName, val, cnt, argP, cntRemainingP);
1221 found = true;
1222 }
1223 if (found && foundVal) {
1224 strlcpy(foundVal, val, cnt+1);
1225 }
1226 return found;
1227}
1228
1229// Maximum config table value size
1230#define VALUE_SIZE 2048
1231
1232int
1233processBootOptions()
1234{
1235 const char * cp = gBootArgs;
1236 const char * val = 0;
1237 const char * kernel;
1238 int cnt;
1239 int userCnt;
1240 int cntRemaining;
1241 char * argP;
1242 char uuidStr[64];
1243 bool uuidSet = false;
1244 char * configKernelFlags;
1245 char * valueBuffer;
1246
1247 valueBuffer = malloc(VALUE_SIZE);
1248
1249 skipblanks( &cp );
1250
1251 // Update the unit and partition number.
1252
1253 if ( gBootVolume )
1254 {
1255 if (!( gBootVolume->flags & kBVFlagNativeBoot ))
1256 {
1257 readBootSector( gBootVolume->biosdev, gBootVolume->part_boff,
1258 (void *) 0x7c00 );
1259
1260 //
1261 // Setup edx, and signal intention to chain load the
1262 // foreign booter.
1263 //
1264
1265 chainbootdev = gBootVolume->biosdev;
1266 chainbootflag = 1;
1267
1268 return 1;
1269 }
1270
1271 setRootVolume(gBootVolume);
1272
1273 }
1274 // If no boot volume fail immediately because we're just going to fail
1275 // trying to load the config file anyway.
1276 else
1277 return -1;
1278
1279 // Load config table specified by the user, or use the default.
1280
1281 if (!getValueForBootKey(cp, "config", &val, &cnt)) {
1282 val = 0;
1283 cnt = 0;
1284 }
1285
1286 // Load com.apple.Boot.plist from the selected volume
1287 // and use its contents to override default bootConfig.
1288 // This is not a mandatory opeartion anymore.
1289
1290 loadOverrideConfig(&bootInfo->overrideConfig);
1291
1292 // Use the kernel name specified by the user, or fetch the name
1293 // in the config table, or use the default if not specified.
1294 // Specifying a kernel name on the command line, or specifying
1295 // a non-default kernel name in the config file counts as
1296 // overriding the kernel, which causes the kernelcache not
1297 // to be used.
1298
1299 gOverrideKernel = false;
1300 if (( kernel = extractKernelName((char **)&cp) )) {
1301 strcpy( bootInfo->bootFile, kernel );
1302 gOverrideKernel = true;
1303 } else {
1304 if ( getValueForKey( kKernelNameKey, &val, &cnt, &bootInfo->bootConfig ) ) {
1305 strlcpy( bootInfo->bootFile, val, cnt+1 );
1306 if (strcmp( bootInfo->bootFile, kDefaultKernel ) != 0) {
1307 gOverrideKernel = true;
1308 }
1309 } else {
1310 strcpy( bootInfo->bootFile, kDefaultKernel );
1311 }
1312 }
1313
1314 cntRemaining = BOOT_STRING_LEN - 2; // save 1 for NULL, 1 for space
1315 argP = bootArgs->CommandLine;
1316
1317 // Get config table kernel flags, if not ignored.
1318 if (getValueForBootKey(cp, kIgnoreBootFileFlag, &val, &cnt) ||
1319 !getValueForKey( kKernelFlagsKey, &val, &cnt, &bootInfo->bootConfig )) {
1320 val = "";
1321 cnt = 0;
1322 }
1323 configKernelFlags = malloc(cnt + 1);
1324 strlcpy(configKernelFlags, val, cnt + 1);
1325
1326 if (processBootArgument(kBootUUIDKey, cp, configKernelFlags, bootInfo->config, &argP, &cntRemaining, 0)) {
1327 // boot-uuid was set either on the command-line
1328 // or in the config file.
1329 uuidSet = true;
1330 } else {
1331
1332 //
1333 // Try an alternate method for getting the root UUID on boot helper partitions.
1334 //
1335 if (gBootVolume->flags & kBVFlagBooter)
1336 {
1337 if((loadHelperConfig(&bootInfo->helperConfig) == 0)
1338 && getValueForKey(kHelperRootUUIDKey, &val, &cnt, &bootInfo->helperConfig) )
1339 {
1340 getValueForKey(kHelperRootUUIDKey, &val, &cnt, &bootInfo->helperConfig);
1341 copyArgument(kBootUUIDKey, val, cnt, &argP, &cntRemaining);
1342 uuidSet = true;
1343 }
1344 }
1345
1346 if (!uuidSet && gBootVolume->fs_getuuid && gBootVolume->fs_getuuid (gBootVolume, uuidStr) == 0) {
1347 verbose("Setting boot-uuid to: %s\n", uuidStr);
1348 copyArgument(kBootUUIDKey, uuidStr, strlen(uuidStr), &argP, &cntRemaining);
1349 uuidSet = true;
1350 }
1351 }
1352
1353 if (!processBootArgument(kRootDeviceKey, cp, configKernelFlags, bootInfo->config, &argP, &cntRemaining, gRootDevice)) {
1354 cnt = 0;
1355 if ( getValueForKey( kBootDeviceKey, &val, &cnt, &bootInfo->bootConfig)) {
1356 valueBuffer[0] = '*';
1357 cnt++;
1358 strlcpy(valueBuffer + 1, val, cnt);
1359 val = valueBuffer;
1360 } else {
1361 if (uuidSet) {
1362 val = "*uuid";
1363 cnt = 5;
1364 } else {
1365 // Don't set "rd=.." if there is no boot device key
1366 // and no UUID.
1367 val = "";
1368 cnt = 0;
1369 }
1370 }
1371 if (cnt > 0) {
1372 copyArgument( kRootDeviceKey, val, cnt, &argP, &cntRemaining);
1373 }
1374 strlcpy( gRootDevice, val, (cnt + 1));
1375 }
1376
1377 /*
1378 * Removed. We don't need this anymore.
1379 *
1380 if (!processBootArgument(kPlatformKey, cp, configKernelFlags, bootInfo->config, &argP, &cntRemaining, gPlatformName)) {
1381 getPlatformName(gPlatformName);
1382 copyArgument(kPlatformKey, gPlatformName, strlen(gPlatformName), &argP, &cntRemaining);
1383 }
1384 */
1385
1386 if (!getValueForBootKey(cp, kSafeModeFlag, &val, &cnt) &&
1387 !getValueForBootKey(configKernelFlags, kSafeModeFlag, &val, &cnt)) {
1388 if (gBootMode & kBootModeSafe) {
1389 copyArgument(0, kSafeModeFlag, strlen(kSafeModeFlag), &argP, &cntRemaining);
1390 }
1391 }
1392
1393 // Store the merged kernel flags and boot args.
1394
1395 cnt = strlen(configKernelFlags);
1396 if (cnt) {
1397 if (cnt > cntRemaining) {
1398 error("Warning: boot arguments too long, truncating\n");
1399 cnt = cntRemaining;
1400 }
1401 strncpy(argP, configKernelFlags, cnt);
1402 argP[cnt++] = ' ';
1403 cntRemaining -= cnt;
1404 }
1405 userCnt = strlen(cp);
1406 if (userCnt > cntRemaining) {
1407 error("Warning: boot arguments too long, truncating\n");
1408 userCnt = cntRemaining;
1409 }
1410 strncpy(&argP[cnt], cp, userCnt);
1411 argP[cnt+userCnt] = '\0';
1412
1413if(!shouldboot)
1414{
1415gVerboseMode = getValueForKey( kVerboseModeFlag, &val, &cnt, &bootInfo->bootConfig ) ||
1416getValueForKey( kSingleUserModeFlag, &val, &cnt, &bootInfo->bootConfig );
1417
1418gBootMode = ( getValueForKey( kSafeModeFlag, &val, &cnt, &bootInfo->bootConfig ) ) ?
1419kBootModeSafe : kBootModeNormal;
1420
1421 if ( getValueForKey( kIgnoreCachesFlag, &val, &cnt, &bootInfo->bootConfig ) ) {
1422 gBootMode = kBootModeSafe;
1423 }
1424}
1425
1426if ( getValueForKey( kMKextCacheKey, &val, &cnt, &bootInfo->bootConfig ) )
1427{
1428strlcpy(gMKextName, val, cnt + 1);
1429}
1430
1431 free(configKernelFlags);
1432 free(valueBuffer);
1433
1434 return 0;
1435}
1436
1437
1438//==========================================================================
1439// Load the help file and display the file contents on the screen.
1440
1441static void showTextBuffer(char *buf, int size)
1442{
1443char*bp;
1444intline;
1445intline_offset;
1446intc;
1447
1448if (bootArgs->Video.v_display != VGA_TEXT_MODE) {
1449showInfoBox( "Press q to quit\n",buf );
1450return;
1451}
1452
1453 bp = buf;
1454 while (size-- > 0) {
1455if (*bp == '\n') {
1456*bp = '\0';
1457}
1458bp++;
1459 }
1460 *bp = '\1';
1461 line_offset = 0;
1462
1463 setActiveDisplayPage(1);
1464
1465 while (1) {
1466clearScreenRows(0, 24);
1467setCursorPosition(0, 0, 1);
1468bp = buf;
1469for (line = 0; *bp != '\1' && line < line_offset; line++) {
1470while (*bp != '\0') {
1471bp++;
1472}
1473bp++;
1474}
1475for (line = 0; *bp != '\1' && line < 23; line++) {
1476setCursorPosition(0, line, 1);
1477printf("%s\n", bp);
1478while (*bp != '\0') {
1479bp++;
1480}
1481bp++;
1482}
1483
1484setCursorPosition(0, 23, 1);
1485if (*bp == '\1') {
1486printf("[Type %sq or space to quit viewer]", (line_offset > 0) ? "p for previous page, " : "");
1487} else {
1488printf("[Type %s%sq to quit viewer]", (line_offset > 0) ? "p for previous page, " : "", (*bp != '\1') ? "space for next page, " : "");
1489}
1490
1491c = getchar();
1492if (c == 'q' || c == 'Q') {
1493break;
1494}
1495if ((c == 'p' || c == 'P') && line_offset > 0) {
1496line_offset -= 23;
1497}
1498if (c == ' ') {
1499if (*bp == '\1') {
1500break;
1501} else {
1502line_offset += 23;
1503}
1504}
1505 }
1506 setActiveDisplayPage(0);
1507}
1508
1509void showHelp(void)
1510{
1511if (bootArgs->Video.v_display != VGA_TEXT_MODE) {
1512showInfoBox("Help. Press q to quit.\n", (char *)BootHelp_txt);
1513} else {
1514showTextBuffer((char *)BootHelp_txt, BootHelp_txt_len);
1515}
1516}
1517
1518void showTextFile(const char * filename)
1519{
1520#define MAX_TEXT_FILE_SIZE 65536
1521char*buf;
1522intfd;
1523intsize;
1524
1525if ((fd = open_bvdev("bt(0,0)", filename, 0)) < 0) {
1526printf("\nFile not found: %s\n", filename);
1527sleep(2);
1528return;
1529}
1530
1531 size = file_size(fd);
1532 if (size > MAX_TEXT_FILE_SIZE) {
1533size = MAX_TEXT_FILE_SIZE;
1534}
1535 buf = malloc(size);
1536 read(fd, buf, size);
1537 close(fd);
1538showTextBuffer(buf, size);
1539free(buf);
1540}
1541
1542// This is a very simplistic prompting scheme that just grabs two hex characters
1543// Eventually we need to do something more user-friendly like display a menu
1544// based off of the Multiboot device list
1545
1546int selectAlternateBootDevice(int bootdevice)
1547{
1548int key;
1549int newbootdevice;
1550int digitsI = 0;
1551char *end;
1552char digits[3] = {0,0,0};
1553
1554// We've already printed the current boot device so user knows what it is
1555printf("Typical boot devices are 80 (First HD), 81 (Second HD)\n");
1556printf("Enter two-digit hexadecimal boot device [%02x]: ", bootdevice);
1557do {
1558key = getchar();
1559switch (key & kASCIIKeyMask) {
1560case kBackspaceKey:
1561if (digitsI > 0) {
1562int x, y, t;
1563getCursorPositionAndType(&x, &y, &t);
1564// Assume x is not 0;
1565x--;
1566setCursorPosition(x,y,0); // back up one char
1567// Overwrite with space without moving cursor position
1568putca(' ', 0x07, 1);
1569digitsI--;
1570} else {
1571// TODO: Beep or something
1572}
1573break;
1574
1575case kReturnKey:
1576digits[digitsI] = '\0';
1577newbootdevice = strtol(digits, &end, 16);
1578if (end == digits && *end == '\0') {
1579// User entered empty string
1580printf("\nUsing default boot device %x\n", bootdevice);
1581key = 0;
1582} else if(end != digits && *end == '\0') {
1583bootdevice = newbootdevice;
1584printf("\n");
1585key = 0; // We gots da boot device
1586} else {
1587printf("\nCouldn't parse. try again: ");
1588digitsI = 0;
1589}
1590break;
1591
1592default:
1593if (isxdigit(key & kASCIIKeyMask) && digitsI < 2) {
1594putchar(key & kASCIIKeyMask);
1595digits[digitsI++] = key & kASCIIKeyMask;
1596} else {
1597// TODO: Beep or something
1598}
1599break;
1600};
1601} while (key != 0);
1602
1603return bootdevice;
1604}
1605
1606bool promptForRescanOption(void)
1607{
1608printf("\nWould you like to enable media rescan option?\nPress ENTER to enable or any key to skip.\n");
1609if (getchar() == kReturnKey) {
1610return true;
1611} else {
1612return false;
1613}
1614}
1615

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Revision: 1055