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[apple/xnu.git] / osfmk / console / video_console.c
1 /*
2 * Copyright (c) 2000-2009 Apple Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28 /*
29 * @OSF_FREE_COPYRIGHT@
30 *
31 */
32 /*
33 * @APPLE_FREE_COPYRIGHT@
34 */
35 /*
36 * NetBSD: ite.c,v 1.16 1995/07/17 01:24:34 briggs Exp
37 *
38 * Copyright (c) 1988 University of Utah.
39 * Copyright (c) 1990, 1993
40 * The Regents of the University of California. All rights reserved.
41 *
42 * This code is derived from software contributed to Berkeley by
43 * the Systems Programming Group of the University of Utah Computer
44 * Science Department.
45 *
46 * Redistribution and use in source and binary forms, with or without
47 * modification, are permitted provided that the following conditions
48 * are met:
49 * 1. Redistributions of source code must retain the above copyright
50 * notice, this list of conditions and the following disclaimer.
51 * 2. Redistributions in binary form must reproduce the above copyright
52 * notice, this list of conditions and the following disclaimer in the
53 * documentation and/or other materials provided with the distribution.
54 * 3. All advertising materials mentioning features or use of this software
55 * must display the following acknowledgement:
56 * This product includes software developed by the University of
57 * California, Berkeley and its contributors.
58 * 4. Neither the name of the University nor the names of its contributors
59 * may be used to endorse or promote products derived from this software
60 * without specific prior written permission.
61 *
62 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
63 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
64 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
65 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
66 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
67 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
68 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
69 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
70 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
71 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
72 * SUCH DAMAGE.
73 *
74 * from: Utah $Hdr: ite.c 1.28 92/12/20$
75 *
76 * @(#)ite.c 8.2 (Berkeley) 1/12/94
77 */
78
79 /*
80 * ite.c
81 *
82 * The ite module handles the system console; that is, stuff printed
83 * by the kernel and by user programs while "desktop" and X aren't
84 * running. Some (very small) parts are based on hp300's 4.4 ite.c,
85 * hence the above copyright.
86 *
87 * -- Brad and Lawrence, June 26th, 1994
88 *
89 */
90
91 #include <console/video_console.h>
92 #include <console/serial_protos.h>
93
94 #include <kern/kern_types.h>
95 #include <kern/kalloc.h>
96 #include <kern/debug.h>
97 #include <kern/spl.h>
98 #include <kern/thread_call.h>
99
100 #include <vm/pmap.h>
101 #include <vm/vm_kern.h>
102 #include <machine/io_map_entries.h>
103 #include <machine/machine_cpu.h>
104
105 #include <pexpert/pexpert.h>
106 #include <sys/kdebug.h>
107
108 #include "iso_font.c"
109 #include "progress_meter_data.c"
110
111 #include "sys/msgbuf.h"
112
113 /*
114 * Generic Console (Front-End)
115 * ---------------------------
116 */
117
118 struct vc_info vinfo;
119
120 void noroot_icon_test(void);
121
122
123 extern int disableConsoleOutput;
124 static boolean_t gc_enabled = FALSE;
125 static boolean_t gc_initialized = FALSE;
126 static boolean_t vm_initialized = FALSE;
127
128 static struct {
129 void (*initialize)(struct vc_info * info);
130 void (*enable)(boolean_t enable);
131 void (*paint_char)(unsigned int xx, unsigned int yy, unsigned char ch,
132 int attrs, unsigned char ch_previous,
133 int attrs_previous);
134 void (*clear_screen)(unsigned int xx, unsigned int yy, unsigned int top,
135 unsigned int bottom, int which);
136 void (*scroll_down)(int num, unsigned int top, unsigned int bottom);
137 void (*scroll_up)(int num, unsigned int top, unsigned int bottom);
138 void (*hide_cursor)(unsigned int xx, unsigned int yy);
139 void (*show_cursor)(unsigned int xx, unsigned int yy);
140 void (*update_color)(int color, boolean_t fore);
141 } gc_ops;
142
143 static unsigned char *gc_buffer_attributes;
144 static unsigned char *gc_buffer_characters;
145 static unsigned char *gc_buffer_colorcodes;
146 static unsigned char *gc_buffer_tab_stops;
147 static uint32_t gc_buffer_columns;
148 static uint32_t gc_buffer_rows;
149 static uint32_t gc_buffer_size;
150
151 #if defined(__i386__) || defined(__x86_64__)
152 decl_simple_lock_data(static, vcputc_lock);
153
154 #define VCPUTC_LOCK_INIT() \
155 MACRO_BEGIN \
156 simple_lock_init(&vcputc_lock, 0); \
157 MACRO_END
158
159 #define VCPUTC_LOCK_LOCK() \
160 MACRO_BEGIN \
161 boolean_t istate = ml_get_interrupts_enabled(); \
162 while (!simple_lock_try(&vcputc_lock)) \
163 { \
164 if (!istate) \
165 handle_pending_TLB_flushes(); \
166 cpu_pause(); \
167 } \
168 MACRO_END
169
170 #define VCPUTC_LOCK_UNLOCK() \
171 MACRO_BEGIN \
172 simple_unlock(&vcputc_lock); \
173 MACRO_END
174 #else
175 static hw_lock_data_t vcputc_lock;
176
177 #define VCPUTC_LOCK_INIT() \
178 MACRO_BEGIN \
179 hw_lock_init(&vcputc_lock); \
180 MACRO_END
181
182 #define VCPUTC_LOCK_LOCK() \
183 MACRO_BEGIN \
184 if (!hw_lock_to(&vcputc_lock, ~0U))\
185 { \
186 panic("VCPUTC_LOCK_LOCK"); \
187 } \
188 MACRO_END
189
190 #define VCPUTC_LOCK_UNLOCK() \
191 MACRO_BEGIN \
192 hw_lock_unlock(&vcputc_lock); \
193 MACRO_END
194 #endif
195
196 /*
197 # Attribute codes:
198 # 00=none 01=bold 04=underscore 05=blink 07=reverse 08=concealed
199 # Text color codes:
200 # 30=black 31=red 32=green 33=yellow 34=blue 35=magenta 36=cyan 37=white
201 # Background color codes:
202 # 40=black 41=red 42=green 43=yellow 44=blue 45=magenta 46=cyan 47=white
203 */
204
205 #define ATTR_NONE 0
206 #define ATTR_BOLD 1
207 #define ATTR_UNDER 2
208 #define ATTR_REVERSE 4
209
210 #define COLOR_BACKGROUND 0
211 #define COLOR_FOREGROUND 7
212
213 #define COLOR_CODE_GET(code, fore) (((code) & ((fore) ? 0xF0 : 0x0F)) >> ((fore) ? 4 : 0))
214 #define COLOR_CODE_SET(code, color, fore) (((code) & ((fore) ? 0x0F : 0xF0)) | ((color) << ((fore) ? 4 : 0)))
215
216 static unsigned char gc_color_code;
217
218 /* VT100 state: */
219 #define MAXPARS 16
220 static unsigned int gc_x, gc_y, gc_savex, gc_savey;
221 static unsigned int gc_par[MAXPARS], gc_numpars, gc_hanging_cursor, gc_attr, gc_saveattr;
222
223 /* VT100 scroll region */
224 static unsigned int gc_scrreg_top, gc_scrreg_bottom;
225
226 enum vt100state_e {
227 ESnormal, /* Nothing yet */
228 ESesc, /* Got ESC */
229 ESsquare, /* Got ESC [ */
230 ESgetpars, /* About to get or getting the parameters */
231 ESgotpars, /* Finished getting the parameters */
232 ESfunckey, /* Function key */
233 EShash, /* DEC-specific stuff (screen align, etc.) */
234 ESsetG0, /* Specify the G0 character set */
235 ESsetG1, /* Specify the G1 character set */
236 ESask,
237 EScharsize,
238 ESignore /* Ignore this sequence */
239 } gc_vt100state = ESnormal;
240
241
242 enum
243 {
244 /* secs */
245 kProgressAcquireDelay = 0,
246 kProgressReacquireDelay = 5,
247 };
248
249 static int8_t vc_rotate_matr[4][2][2] = {
250 { { 1, 0 },
251 { 0, 1 } },
252 { { 0, 1 },
253 { -1, 0 } },
254 { { -1, 0 },
255 { 0, -1 } },
256 { { 0, -1 },
257 { 1, 0 } }
258 };
259
260 static int gc_wrap_mode = 1, gc_relative_origin = 0;
261 static int gc_charset_select = 0, gc_save_charset_s = 0;
262 static int gc_charset[2] = { 0, 0 };
263 static int gc_charset_save[2] = { 0, 0 };
264
265 static void gc_clear_line(unsigned int xx, unsigned int yy, int which);
266 static void gc_clear_screen(unsigned int xx, unsigned int yy, int top,
267 unsigned int bottom, int which);
268 static void gc_enable(boolean_t enable);
269 static void gc_hide_cursor(unsigned int xx, unsigned int yy);
270 static void gc_initialize(struct vc_info * info);
271 static boolean_t gc_is_tab_stop(unsigned int column);
272 static void gc_paint_char(unsigned int xx, unsigned int yy, unsigned char ch,
273 int attrs);
274 static void gc_putchar(char ch);
275 static void gc_putc_askcmd(unsigned char ch);
276 static void gc_putc_charsetcmd(int charset, unsigned char ch);
277 static void gc_putc_charsizecmd(unsigned char ch);
278 static void gc_putc_esc(unsigned char ch);
279 static void gc_putc_getpars(unsigned char ch);
280 static void gc_putc_gotpars(unsigned char ch);
281 static void gc_putc_normal(unsigned char ch);
282 static void gc_putc_square(unsigned char ch);
283 static void gc_reset_screen(void);
284 static void gc_reset_tabs(void);
285 static void gc_reset_vt100(void);
286 static void gc_scroll_down(int num, unsigned int top, unsigned int bottom);
287 static void gc_scroll_up(int num, unsigned int top, unsigned int bottom);
288 static void gc_set_tab_stop(unsigned int column, boolean_t enabled);
289 static void gc_show_cursor(unsigned int xx, unsigned int yy);
290 static void gc_update_color(int color, boolean_t fore);
291
292 static void
293 gc_clear_line(unsigned int xx, unsigned int yy, int which)
294 {
295 unsigned int start, end, i;
296
297 /*
298 * This routine runs extremely slowly. I don't think it's
299 * used all that often, except for To end of line. I'll go
300 * back and speed this up when I speed up the whole vc
301 * module. --LK
302 */
303
304 switch (which) {
305 case 0: /* To end of line */
306 start = xx;
307 end = vinfo.v_columns-1;
308 break;
309 case 1: /* To start of line */
310 start = 0;
311 end = xx;
312 break;
313 case 2: /* Whole line */
314 start = 0;
315 end = vinfo.v_columns-1;
316 break;
317 default:
318 return;
319 }
320
321 for (i = start; i <= end; i++) {
322 gc_paint_char(i, yy, ' ', ATTR_NONE);
323 }
324 }
325
326 static void
327 gc_clear_screen(unsigned int xx, unsigned int yy, int top, unsigned int bottom,
328 int which)
329 {
330 if (!gc_buffer_size) return;
331
332 if ( xx < gc_buffer_columns && yy < gc_buffer_rows && bottom <= gc_buffer_rows )
333 {
334 uint32_t start, end;
335
336 switch (which) {
337 case 0: /* To end of screen */
338 start = (yy * gc_buffer_columns) + xx;
339 end = (bottom * gc_buffer_columns) - 1;
340 break;
341 case 1: /* To start of screen */
342 start = (top * gc_buffer_columns);
343 end = (yy * gc_buffer_columns) + xx;
344 break;
345 case 2: /* Whole screen */
346 start = (top * gc_buffer_columns);
347 end = (bottom * gc_buffer_columns) - 1;
348 break;
349 default:
350 start = 0;
351 end = 0;
352 break;
353 }
354
355 memset(gc_buffer_attributes + start, ATTR_NONE, end - start + 1);
356 memset(gc_buffer_characters + start, ' ', end - start + 1);
357 memset(gc_buffer_colorcodes + start, gc_color_code, end - start + 1);
358 }
359
360 gc_ops.clear_screen(xx, yy, top, bottom, which);
361 }
362
363 static void
364 gc_enable( boolean_t enable )
365 {
366 unsigned char *buffer_attributes = NULL;
367 unsigned char *buffer_characters = NULL;
368 unsigned char *buffer_colorcodes = NULL;
369 unsigned char *buffer_tab_stops = NULL;
370 uint32_t buffer_columns = 0;
371 uint32_t buffer_rows = 0;
372 uint32_t buffer_size = 0;
373 spl_t s;
374
375 if ( enable == FALSE )
376 {
377 // only disable console output if it goes to the graphics console
378 if ( console_is_serial() == FALSE )
379 disableConsoleOutput = TRUE;
380 gc_enabled = FALSE;
381 gc_ops.enable(FALSE);
382 }
383
384 s = splhigh( );
385 VCPUTC_LOCK_LOCK( );
386
387 if ( gc_buffer_size )
388 {
389 buffer_attributes = gc_buffer_attributes;
390 buffer_characters = gc_buffer_characters;
391 buffer_colorcodes = gc_buffer_colorcodes;
392 buffer_tab_stops = gc_buffer_tab_stops;
393 buffer_columns = gc_buffer_columns;
394 buffer_rows = gc_buffer_rows;
395 buffer_size = gc_buffer_size;
396
397 gc_buffer_attributes = NULL;
398 gc_buffer_characters = NULL;
399 gc_buffer_colorcodes = NULL;
400 gc_buffer_tab_stops = NULL;
401 gc_buffer_columns = 0;
402 gc_buffer_rows = 0;
403 gc_buffer_size = 0;
404
405 VCPUTC_LOCK_UNLOCK( );
406 splx( s );
407
408 kfree( buffer_attributes, buffer_size );
409 kfree( buffer_characters, buffer_size );
410 kfree( buffer_colorcodes, buffer_size );
411 kfree( buffer_tab_stops, buffer_columns );
412 }
413 else
414 {
415 VCPUTC_LOCK_UNLOCK( );
416 splx( s );
417 }
418
419 if ( enable )
420 {
421 if ( vm_initialized )
422 {
423 buffer_columns = vinfo.v_columns;
424 buffer_rows = vinfo.v_rows;
425 buffer_size = buffer_columns * buffer_rows;
426
427 if ( buffer_size )
428 {
429 buffer_attributes = (unsigned char *) kalloc( buffer_size );
430 buffer_characters = (unsigned char *) kalloc( buffer_size );
431 buffer_colorcodes = (unsigned char *) kalloc( buffer_size );
432 buffer_tab_stops = (unsigned char *) kalloc( buffer_columns );
433
434 if ( buffer_attributes == NULL ||
435 buffer_characters == NULL ||
436 buffer_colorcodes == NULL ||
437 buffer_tab_stops == NULL )
438 {
439 if ( buffer_attributes ) kfree( buffer_attributes, buffer_size );
440 if ( buffer_characters ) kfree( buffer_characters, buffer_size );
441 if ( buffer_colorcodes ) kfree( buffer_colorcodes, buffer_size );
442 if ( buffer_tab_stops ) kfree( buffer_tab_stops, buffer_columns );
443
444 buffer_attributes = NULL;
445 buffer_characters = NULL;
446 buffer_colorcodes = NULL;
447 buffer_tab_stops = NULL;
448 buffer_columns = 0;
449 buffer_rows = 0;
450 buffer_size = 0;
451 }
452 else
453 {
454 memset( buffer_attributes, ATTR_NONE, buffer_size );
455 memset( buffer_characters, ' ', buffer_size );
456 memset( buffer_colorcodes, COLOR_CODE_SET( 0, COLOR_FOREGROUND, TRUE ), buffer_size );
457 memset( buffer_tab_stops, 0, buffer_columns );
458 }
459 }
460 }
461
462 s = splhigh( );
463 VCPUTC_LOCK_LOCK( );
464
465 gc_buffer_attributes = buffer_attributes;
466 gc_buffer_characters = buffer_characters;
467 gc_buffer_colorcodes = buffer_colorcodes;
468 gc_buffer_tab_stops = buffer_tab_stops;
469 gc_buffer_columns = buffer_columns;
470 gc_buffer_rows = buffer_rows;
471 gc_buffer_size = buffer_size;
472
473 gc_reset_screen();
474
475 VCPUTC_LOCK_UNLOCK( );
476 splx( s );
477
478 gc_ops.clear_screen(gc_x, gc_y, 0, vinfo.v_rows, 2);
479 gc_ops.show_cursor(gc_x, gc_y);
480
481 gc_ops.enable(TRUE);
482 gc_enabled = TRUE;
483 disableConsoleOutput = FALSE;
484 }
485 }
486
487 static void
488 gc_hide_cursor(unsigned int xx, unsigned int yy)
489 {
490 if ( xx < gc_buffer_columns && yy < gc_buffer_rows )
491 {
492 uint32_t index = (yy * gc_buffer_columns) + xx;
493 unsigned char attribute = gc_buffer_attributes[index];
494 unsigned char character = gc_buffer_characters[index];
495 unsigned char colorcode = gc_buffer_colorcodes[index];
496 unsigned char colorcodesave = gc_color_code;
497
498 gc_update_color(COLOR_CODE_GET(colorcode, TRUE ), TRUE );
499 gc_update_color(COLOR_CODE_GET(colorcode, FALSE), FALSE);
500
501 gc_ops.paint_char(xx, yy, character, attribute, 0, 0);
502
503 gc_update_color(COLOR_CODE_GET(colorcodesave, TRUE ), TRUE );
504 gc_update_color(COLOR_CODE_GET(colorcodesave, FALSE), FALSE);
505 }
506 else
507 {
508 gc_ops.hide_cursor(xx, yy);
509 }
510 }
511
512 static void
513 gc_initialize(struct vc_info * info)
514 {
515 if ( gc_initialized == FALSE )
516 {
517 /* Init our lock */
518 VCPUTC_LOCK_INIT();
519
520 gc_initialized = TRUE;
521 }
522
523 gc_ops.initialize(info);
524
525 gc_reset_vt100();
526 gc_x = gc_y = 0;
527 }
528
529 static void
530 gc_paint_char(unsigned int xx, unsigned int yy, unsigned char ch, int attrs)
531 {
532 if ( xx < gc_buffer_columns && yy < gc_buffer_rows )
533 {
534 uint32_t index = (yy * gc_buffer_columns) + xx;
535
536 gc_buffer_attributes[index] = attrs;
537 gc_buffer_characters[index] = ch;
538 gc_buffer_colorcodes[index] = gc_color_code;
539 }
540
541 gc_ops.paint_char(xx, yy, ch, attrs, 0, 0);
542 }
543
544 static void
545 gc_putchar(char ch)
546 {
547 if (!ch) {
548 return; /* ignore null characters */
549 }
550 switch (gc_vt100state) {
551 default:gc_vt100state = ESnormal; /* FALLTHROUGH */
552 case ESnormal:
553 gc_putc_normal(ch);
554 break;
555 case ESesc:
556 gc_putc_esc(ch);
557 break;
558 case ESsquare:
559 gc_putc_square(ch);
560 break;
561 case ESgetpars:
562 gc_putc_getpars(ch);
563 break;
564 case ESgotpars:
565 gc_putc_gotpars(ch);
566 break;
567 case ESask:
568 gc_putc_askcmd(ch);
569 break;
570 case EScharsize:
571 gc_putc_charsizecmd(ch);
572 break;
573 case ESsetG0:
574 gc_putc_charsetcmd(0, ch);
575 break;
576 case ESsetG1:
577 gc_putc_charsetcmd(1, ch);
578 break;
579 }
580
581 if (gc_x >= vinfo.v_columns) {
582 if (0 == vinfo.v_columns)
583 gc_x = 0;
584 else
585 gc_x = vinfo.v_columns - 1;
586 }
587 if (gc_y >= vinfo.v_rows) {
588 if (0 == vinfo.v_rows)
589 gc_y = 0;
590 else
591 gc_y = vinfo.v_rows - 1;
592 }
593 }
594
595 static void
596 gc_putc_askcmd(unsigned char ch)
597 {
598 if (ch >= '0' && ch <= '9') {
599 gc_par[gc_numpars] = (10*gc_par[gc_numpars]) + (ch-'0');
600 return;
601 }
602 gc_vt100state = ESnormal;
603
604 switch (gc_par[0]) {
605 case 6:
606 gc_relative_origin = ch == 'h';
607 break;
608 case 7: /* wrap around mode h=1, l=0*/
609 gc_wrap_mode = ch == 'h';
610 break;
611 default:
612 break;
613 }
614
615 }
616
617 static void
618 gc_putc_charsetcmd(int charset, unsigned char ch)
619 {
620 gc_vt100state = ESnormal;
621
622 switch (ch) {
623 case 'A' :
624 case 'B' :
625 default:
626 gc_charset[charset] = 0;
627 break;
628 case '0' : /* Graphic characters */
629 case '2' :
630 gc_charset[charset] = 0x21;
631 break;
632 }
633
634 }
635
636 static void
637 gc_putc_charsizecmd(unsigned char ch)
638 {
639 gc_vt100state = ESnormal;
640
641 switch (ch) {
642 case '3' :
643 case '4' :
644 case '5' :
645 case '6' :
646 break;
647 case '8' : /* fill 'E's */
648 {
649 unsigned int xx, yy;
650 for (yy = 0; yy < vinfo.v_rows; yy++)
651 for (xx = 0; xx < vinfo.v_columns; xx++)
652 gc_paint_char(xx, yy, 'E', ATTR_NONE);
653 }
654 break;
655 }
656
657 }
658
659 static void
660 gc_putc_esc(unsigned char ch)
661 {
662 gc_vt100state = ESnormal;
663
664 switch (ch) {
665 case '[':
666 gc_vt100state = ESsquare;
667 break;
668 case 'c': /* Reset terminal */
669 gc_reset_vt100();
670 gc_clear_screen(gc_x, gc_y, 0, vinfo.v_rows, 2);
671 gc_x = gc_y = 0;
672 break;
673 case 'D': /* Line feed */
674 case 'E':
675 if (gc_y >= gc_scrreg_bottom -1) {
676 gc_scroll_up(1, gc_scrreg_top, gc_scrreg_bottom);
677 gc_y = gc_scrreg_bottom - 1;
678 } else {
679 gc_y++;
680 }
681 if (ch == 'E') gc_x = 0;
682 break;
683 case 'H': /* Set tab stop */
684 gc_set_tab_stop(gc_x, TRUE);
685 break;
686 case 'M': /* Cursor up */
687 if (gc_y <= gc_scrreg_top) {
688 gc_scroll_down(1, gc_scrreg_top, gc_scrreg_bottom);
689 gc_y = gc_scrreg_top;
690 } else {
691 gc_y--;
692 }
693 break;
694 case '>':
695 gc_reset_vt100();
696 break;
697 case '7': /* Save cursor */
698 gc_savex = gc_x;
699 gc_savey = gc_y;
700 gc_saveattr = gc_attr;
701 gc_save_charset_s = gc_charset_select;
702 gc_charset_save[0] = gc_charset[0];
703 gc_charset_save[1] = gc_charset[1];
704 break;
705 case '8': /* Restore cursor */
706 gc_x = gc_savex;
707 gc_y = gc_savey;
708 gc_attr = gc_saveattr;
709 gc_charset_select = gc_save_charset_s;
710 gc_charset[0] = gc_charset_save[0];
711 gc_charset[1] = gc_charset_save[1];
712 break;
713 case 'Z': /* return terminal ID */
714 break;
715 case '#': /* change characters height */
716 gc_vt100state = EScharsize;
717 break;
718 case '(':
719 gc_vt100state = ESsetG0;
720 break;
721 case ')': /* character set sequence */
722 gc_vt100state = ESsetG1;
723 break;
724 case '=':
725 break;
726 default:
727 /* Rest not supported */
728 break;
729 }
730
731 }
732
733 static void
734 gc_putc_getpars(unsigned char ch)
735 {
736 if (ch == '?') {
737 gc_vt100state = ESask;
738 return;
739 }
740 if (ch == '[') {
741 gc_vt100state = ESnormal;
742 /* Not supported */
743 return;
744 }
745 if (ch == ';' && gc_numpars < MAXPARS - 1) {
746 gc_numpars++;
747 } else
748 if (ch >= '0' && ch <= '9') {
749 gc_par[gc_numpars] *= 10;
750 gc_par[gc_numpars] += ch - '0';
751 } else {
752 gc_numpars++;
753 gc_vt100state = ESgotpars;
754 gc_putc_gotpars(ch);
755 }
756 }
757
758 static void
759 gc_putc_gotpars(unsigned char ch)
760 {
761 unsigned int i;
762
763 if (ch < ' ') {
764 /* special case for vttest for handling cursor
765 movement in escape sequences */
766 gc_putc_normal(ch);
767 gc_vt100state = ESgotpars;
768 return;
769 }
770 gc_vt100state = ESnormal;
771 switch (ch) {
772 case 'A': /* Up */
773 gc_y -= gc_par[0] ? gc_par[0] : 1;
774 if (gc_y < gc_scrreg_top)
775 gc_y = gc_scrreg_top;
776 break;
777 case 'B': /* Down */
778 gc_y += gc_par[0] ? gc_par[0] : 1;
779 if (gc_y >= gc_scrreg_bottom)
780 gc_y = gc_scrreg_bottom - 1;
781 break;
782 case 'C': /* Right */
783 gc_x += gc_par[0] ? gc_par[0] : 1;
784 if (gc_x >= vinfo.v_columns)
785 gc_x = vinfo.v_columns-1;
786 break;
787 case 'D': /* Left */
788 if (gc_par[0] > gc_x)
789 gc_x = 0;
790 else if (gc_par[0])
791 gc_x -= gc_par[0];
792 else if (gc_x)
793 --gc_x;
794 break;
795 case 'H': /* Set cursor position */
796 case 'f':
797 gc_x = gc_par[1] ? gc_par[1] - 1 : 0;
798 gc_y = gc_par[0] ? gc_par[0] - 1 : 0;
799 if (gc_relative_origin)
800 gc_y += gc_scrreg_top;
801 gc_hanging_cursor = 0;
802 break;
803 case 'X': /* clear p1 characters */
804 if (gc_numpars) {
805 for (i = gc_x; i < gc_x + gc_par[0]; i++)
806 gc_paint_char(i, gc_y, ' ', ATTR_NONE);
807 }
808 break;
809 case 'J': /* Clear part of screen */
810 gc_clear_screen(gc_x, gc_y, 0, vinfo.v_rows, gc_par[0]);
811 break;
812 case 'K': /* Clear part of line */
813 gc_clear_line(gc_x, gc_y, gc_par[0]);
814 break;
815 case 'g': /* tab stops */
816 switch (gc_par[0]) {
817 case 1:
818 case 2: /* reset tab stops */
819 /* gc_reset_tabs(); */
820 break;
821 case 3: /* Clear every tabs */
822 {
823 for (i = 0; i <= vinfo.v_columns; i++)
824 gc_set_tab_stop(i, FALSE);
825 }
826 break;
827 case 0:
828 gc_set_tab_stop(gc_x, FALSE);
829 break;
830 }
831 break;
832 case 'm': /* Set attribute */
833 for (i = 0; i < gc_numpars; i++) {
834 switch (gc_par[i]) {
835 case 0:
836 gc_attr = ATTR_NONE;
837 gc_update_color(COLOR_BACKGROUND, FALSE);
838 gc_update_color(COLOR_FOREGROUND, TRUE );
839 break;
840 case 1:
841 gc_attr |= ATTR_BOLD;
842 break;
843 case 4:
844 gc_attr |= ATTR_UNDER;
845 break;
846 case 7:
847 gc_attr |= ATTR_REVERSE;
848 break;
849 case 22:
850 gc_attr &= ~ATTR_BOLD;
851 break;
852 case 24:
853 gc_attr &= ~ATTR_UNDER;
854 break;
855 case 27:
856 gc_attr &= ~ATTR_REVERSE;
857 break;
858 case 5:
859 case 25: /* blink/no blink */
860 break;
861 default:
862 if (gc_par[i] >= 30 && gc_par[i] <= 37)
863 gc_update_color(gc_par[i] - 30, TRUE);
864 if (gc_par[i] >= 40 && gc_par[i] <= 47)
865 gc_update_color(gc_par[i] - 40, FALSE);
866 break;
867 }
868 }
869 break;
870 case 'r': /* Set scroll region */
871 gc_x = gc_y = 0;
872 /* ensure top < bottom, and both within limits */
873 if ((gc_numpars > 0) && (gc_par[0] < vinfo.v_rows)) {
874 gc_scrreg_top = gc_par[0] ? gc_par[0] - 1 : 0;
875 } else {
876 gc_scrreg_top = 0;
877 }
878 if ((gc_numpars > 1) && (gc_par[1] <= vinfo.v_rows) && (gc_par[1] > gc_par[0])) {
879 gc_scrreg_bottom = gc_par[1];
880 if (gc_scrreg_bottom > vinfo.v_rows)
881 gc_scrreg_bottom = vinfo.v_rows;
882 } else {
883 gc_scrreg_bottom = vinfo.v_rows;
884 }
885 if (gc_relative_origin)
886 gc_y = gc_scrreg_top;
887 break;
888 }
889
890 }
891
892 static void
893 gc_putc_normal(unsigned char ch)
894 {
895 switch (ch) {
896 case '\a': /* Beep */
897 break;
898 case 127: /* Delete */
899 case '\b': /* Backspace */
900 if (gc_hanging_cursor) {
901 gc_hanging_cursor = 0;
902 } else
903 if (gc_x > 0) {
904 gc_x--;
905 }
906 break;
907 case '\t': /* Tab */
908 if (gc_buffer_tab_stops) while (gc_x < vinfo.v_columns && !gc_is_tab_stop(++gc_x));
909
910 if (gc_x >= vinfo.v_columns)
911 gc_x = vinfo.v_columns-1;
912 break;
913 case 0x0b:
914 case 0x0c:
915 case '\n': /* Line feed */
916 if (gc_y >= gc_scrreg_bottom -1 ) {
917 gc_scroll_up(1, gc_scrreg_top, gc_scrreg_bottom);
918 gc_y = gc_scrreg_bottom - 1;
919 } else {
920 gc_y++;
921 }
922 break;
923 case '\r': /* Carriage return */
924 gc_x = 0;
925 gc_hanging_cursor = 0;
926 break;
927 case 0x0e: /* Select G1 charset (Control-N) */
928 gc_charset_select = 1;
929 break;
930 case 0x0f: /* Select G0 charset (Control-O) */
931 gc_charset_select = 0;
932 break;
933 case 0x18 : /* CAN : cancel */
934 case 0x1A : /* like cancel */
935 /* well, i do nothing here, may be later */
936 break;
937 case '\033': /* Escape */
938 gc_vt100state = ESesc;
939 gc_hanging_cursor = 0;
940 break;
941 default:
942 if (ch >= ' ') {
943 if (gc_hanging_cursor) {
944 gc_x = 0;
945 if (gc_y >= gc_scrreg_bottom -1 ) {
946 gc_scroll_up(1, gc_scrreg_top, gc_scrreg_bottom);
947 gc_y = gc_scrreg_bottom - 1;
948 } else {
949 gc_y++;
950 }
951 gc_hanging_cursor = 0;
952 }
953 gc_paint_char(gc_x, gc_y, (ch >= 0x60 && ch <= 0x7f) ? ch + gc_charset[gc_charset_select]
954 : ch, gc_attr);
955 if (gc_x == vinfo.v_columns - 1) {
956 gc_hanging_cursor = gc_wrap_mode;
957 } else {
958 gc_x++;
959 }
960 }
961 break;
962 }
963
964 }
965
966 static void
967 gc_putc_square(unsigned char ch)
968 {
969 int i;
970
971 for (i = 0; i < MAXPARS; i++) {
972 gc_par[i] = 0;
973 }
974
975 gc_numpars = 0;
976 gc_vt100state = ESgetpars;
977
978 gc_putc_getpars(ch);
979
980 }
981
982 static void
983 gc_reset_screen(void)
984 {
985 gc_reset_vt100();
986 gc_x = gc_y = 0;
987 }
988
989 static void
990 gc_reset_tabs(void)
991 {
992 unsigned int i;
993
994 if (!gc_buffer_tab_stops) return;
995
996 for (i = 0; i < vinfo.v_columns; i++) {
997 gc_buffer_tab_stops[i] = ((i % 8) == 0);
998 }
999
1000 }
1001
1002 static void
1003 gc_set_tab_stop(unsigned int column, boolean_t enabled)
1004 {
1005 if (gc_buffer_tab_stops && (column < vinfo.v_columns)) {
1006 gc_buffer_tab_stops[column] = enabled;
1007 }
1008 }
1009
1010 static boolean_t gc_is_tab_stop(unsigned int column)
1011 {
1012 if (gc_buffer_tab_stops == NULL)
1013 return ((column % 8) == 0);
1014 if (column < vinfo.v_columns)
1015 return gc_buffer_tab_stops[column];
1016 else
1017 return FALSE;
1018 }
1019
1020 static void
1021 gc_reset_vt100(void)
1022 {
1023 gc_reset_tabs();
1024 gc_scrreg_top = 0;
1025 gc_scrreg_bottom = vinfo.v_rows;
1026 gc_attr = ATTR_NONE;
1027 gc_charset[0] = gc_charset[1] = 0;
1028 gc_charset_select = 0;
1029 gc_wrap_mode = 1;
1030 gc_relative_origin = 0;
1031 gc_update_color(COLOR_BACKGROUND, FALSE);
1032 gc_update_color(COLOR_FOREGROUND, TRUE);
1033 }
1034
1035 static void
1036 gc_scroll_down(int num, unsigned int top, unsigned int bottom)
1037 {
1038 if (!gc_buffer_size) return;
1039
1040 if ( bottom <= gc_buffer_rows )
1041 {
1042 unsigned char colorcodesave = gc_color_code;
1043 uint32_t column, row;
1044 uint32_t index, jump;
1045
1046 jump = num * gc_buffer_columns;
1047
1048 for ( row = bottom - 1 ; row >= top + num ; row-- )
1049 {
1050 index = row * gc_buffer_columns;
1051
1052 for ( column = 0 ; column < gc_buffer_columns ; index++, column++ )
1053 {
1054 if ( gc_buffer_attributes[index] != gc_buffer_attributes[index - jump] ||
1055 gc_buffer_characters[index] != gc_buffer_characters[index - jump] ||
1056 gc_buffer_colorcodes[index] != gc_buffer_colorcodes[index - jump] )
1057 {
1058 if ( gc_color_code != gc_buffer_colorcodes[index - jump] )
1059 {
1060 gc_update_color(COLOR_CODE_GET(gc_buffer_colorcodes[index - jump], TRUE ), TRUE );
1061 gc_update_color(COLOR_CODE_GET(gc_buffer_colorcodes[index - jump], FALSE), FALSE);
1062 }
1063
1064 if ( gc_buffer_colorcodes[index] != gc_buffer_colorcodes[index - jump] )
1065 {
1066 gc_ops.paint_char( /* xx */ column,
1067 /* yy */ row,
1068 /* ch */ gc_buffer_characters[index - jump],
1069 /* attrs */ gc_buffer_attributes[index - jump],
1070 /* ch_previous */ 0,
1071 /* attrs_previous */ 0 );
1072 }
1073 else
1074 {
1075 gc_ops.paint_char( /* xx */ column,
1076 /* yy */ row,
1077 /* ch */ gc_buffer_characters[index - jump],
1078 /* attrs */ gc_buffer_attributes[index - jump],
1079 /* ch_previous */ gc_buffer_characters[index],
1080 /* attrs_previous */ gc_buffer_attributes[index] );
1081 }
1082
1083 gc_buffer_attributes[index] = gc_buffer_attributes[index - jump];
1084 gc_buffer_characters[index] = gc_buffer_characters[index - jump];
1085 gc_buffer_colorcodes[index] = gc_buffer_colorcodes[index - jump];
1086 }
1087 }
1088 }
1089
1090 if ( colorcodesave != gc_color_code )
1091 {
1092 gc_update_color(COLOR_CODE_GET(colorcodesave, TRUE ), TRUE );
1093 gc_update_color(COLOR_CODE_GET(colorcodesave, FALSE), FALSE);
1094 }
1095
1096 /* Now set the freed up lines to the background colour */
1097
1098 for ( row = top ; row < top + num ; row++ )
1099 {
1100 index = row * gc_buffer_columns;
1101
1102 for ( column = 0 ; column < gc_buffer_columns ; index++, column++ )
1103 {
1104 if ( gc_buffer_attributes[index] != ATTR_NONE ||
1105 gc_buffer_characters[index] != ' ' ||
1106 gc_buffer_colorcodes[index] != gc_color_code )
1107 {
1108 if ( gc_buffer_colorcodes[index] != gc_color_code )
1109 {
1110 gc_ops.paint_char( /* xx */ column,
1111 /* yy */ row,
1112 /* ch */ ' ',
1113 /* attrs */ ATTR_NONE,
1114 /* ch_previous */ 0,
1115 /* attrs_previous */ 0 );
1116 }
1117 else
1118 {
1119 gc_ops.paint_char( /* xx */ column,
1120 /* yy */ row,
1121 /* ch */ ' ',
1122 /* attrs */ ATTR_NONE,
1123 /* ch_previous */ gc_buffer_characters[index],
1124 /* attrs_previous */ gc_buffer_attributes[index] );
1125 }
1126
1127 gc_buffer_attributes[index] = ATTR_NONE;
1128 gc_buffer_characters[index] = ' ';
1129 gc_buffer_colorcodes[index] = gc_color_code;
1130 }
1131 }
1132 }
1133 }
1134 else
1135 {
1136 gc_ops.scroll_down(num, top, bottom);
1137
1138 /* Now set the freed up lines to the background colour */
1139
1140 gc_clear_screen(vinfo.v_columns - 1, top + num - 1, top, bottom, 1);
1141 }
1142 }
1143
1144 static void
1145 gc_scroll_up(int num, unsigned int top, unsigned int bottom)
1146 {
1147 if (!gc_buffer_size) return;
1148
1149 if ( bottom <= gc_buffer_rows )
1150 {
1151 unsigned char colorcodesave = gc_color_code;
1152 uint32_t column, row;
1153 uint32_t index, jump;
1154
1155 jump = num * gc_buffer_columns;
1156
1157 for ( row = top ; row < bottom - num ; row++ )
1158 {
1159 index = row * gc_buffer_columns;
1160
1161 for ( column = 0 ; column < gc_buffer_columns ; index++, column++ )
1162 {
1163 if ( gc_buffer_attributes[index] != gc_buffer_attributes[index + jump] ||
1164 gc_buffer_characters[index] != gc_buffer_characters[index + jump] ||
1165 gc_buffer_colorcodes[index] != gc_buffer_colorcodes[index + jump] )
1166 {
1167 if ( gc_color_code != gc_buffer_colorcodes[index + jump] )
1168 {
1169 gc_update_color(COLOR_CODE_GET(gc_buffer_colorcodes[index + jump], TRUE ), TRUE );
1170 gc_update_color(COLOR_CODE_GET(gc_buffer_colorcodes[index + jump], FALSE), FALSE);
1171 }
1172
1173 if ( gc_buffer_colorcodes[index] != gc_buffer_colorcodes[index + jump] )
1174 {
1175 gc_ops.paint_char( /* xx */ column,
1176 /* yy */ row,
1177 /* ch */ gc_buffer_characters[index + jump],
1178 /* attrs */ gc_buffer_attributes[index + jump],
1179 /* ch_previous */ 0,
1180 /* attrs_previous */ 0 );
1181 }
1182 else
1183 {
1184 gc_ops.paint_char( /* xx */ column,
1185 /* yy */ row,
1186 /* ch */ gc_buffer_characters[index + jump],
1187 /* attrs */ gc_buffer_attributes[index + jump],
1188 /* ch_previous */ gc_buffer_characters[index],
1189 /* attrs_previous */ gc_buffer_attributes[index] );
1190 }
1191
1192 gc_buffer_attributes[index] = gc_buffer_attributes[index + jump];
1193 gc_buffer_characters[index] = gc_buffer_characters[index + jump];
1194 gc_buffer_colorcodes[index] = gc_buffer_colorcodes[index + jump];
1195 }
1196 }
1197 }
1198
1199 if ( colorcodesave != gc_color_code )
1200 {
1201 gc_update_color(COLOR_CODE_GET(colorcodesave, TRUE ), TRUE );
1202 gc_update_color(COLOR_CODE_GET(colorcodesave, FALSE), FALSE);
1203 }
1204
1205 /* Now set the freed up lines to the background colour */
1206
1207 for ( row = bottom - num ; row < bottom ; row++ )
1208 {
1209 index = row * gc_buffer_columns;
1210
1211 for ( column = 0 ; column < gc_buffer_columns ; index++, column++ )
1212 {
1213 if ( gc_buffer_attributes[index] != ATTR_NONE ||
1214 gc_buffer_characters[index] != ' ' ||
1215 gc_buffer_colorcodes[index] != gc_color_code )
1216 {
1217 if ( gc_buffer_colorcodes[index] != gc_color_code )
1218 {
1219 gc_ops.paint_char( /* xx */ column,
1220 /* yy */ row,
1221 /* ch */ ' ',
1222 /* attrs */ ATTR_NONE,
1223 /* ch_previous */ 0,
1224 /* attrs_previous */ 0 );
1225 }
1226 else
1227 {
1228 gc_ops.paint_char( /* xx */ column,
1229 /* yy */ row,
1230 /* ch */ ' ',
1231 /* attrs */ ATTR_NONE,
1232 /* ch_previous */ gc_buffer_characters[index],
1233 /* attrs_previous */ gc_buffer_attributes[index] );
1234 }
1235
1236 gc_buffer_attributes[index] = ATTR_NONE;
1237 gc_buffer_characters[index] = ' ';
1238 gc_buffer_colorcodes[index] = gc_color_code;
1239 }
1240 }
1241 }
1242 }
1243 else
1244 {
1245 gc_ops.scroll_up(num, top, bottom);
1246
1247 /* Now set the freed up lines to the background colour */
1248
1249 gc_clear_screen(0, bottom - num, top, bottom, 0);
1250 }
1251 }
1252
1253 static void
1254 gc_show_cursor(unsigned int xx, unsigned int yy)
1255 {
1256 if ( xx < gc_buffer_columns && yy < gc_buffer_rows )
1257 {
1258 uint32_t index = (yy * gc_buffer_columns) + xx;
1259 unsigned char attribute = gc_buffer_attributes[index];
1260 unsigned char character = gc_buffer_characters[index];
1261 unsigned char colorcode = gc_buffer_colorcodes[index];
1262 unsigned char colorcodesave = gc_color_code;
1263
1264 gc_update_color(COLOR_CODE_GET(colorcode, FALSE), TRUE );
1265 gc_update_color(COLOR_CODE_GET(colorcode, TRUE ), FALSE);
1266
1267 gc_ops.paint_char(xx, yy, character, attribute, 0, 0);
1268
1269 gc_update_color(COLOR_CODE_GET(colorcodesave, TRUE ), TRUE );
1270 gc_update_color(COLOR_CODE_GET(colorcodesave, FALSE), FALSE);
1271 }
1272 else
1273 {
1274 gc_ops.show_cursor(xx, yy);
1275 }
1276 }
1277
1278 static void
1279 gc_update_color(int color, boolean_t fore)
1280 {
1281 assert(gc_ops.update_color);
1282
1283 gc_color_code = COLOR_CODE_SET(gc_color_code, color, fore);
1284 gc_ops.update_color(color, fore);
1285 }
1286
1287 void
1288 vcputc(__unused int l, __unused int u, int c)
1289 {
1290 if ( gc_initialized && ( gc_enabled || debug_mode ) )
1291 {
1292 spl_t s;
1293
1294 s = splhigh();
1295 #if defined(__i386__) || defined(__x86_64__)
1296 x86_filter_TLB_coherency_interrupts(TRUE);
1297 #endif
1298 VCPUTC_LOCK_LOCK();
1299 if ( gc_enabled || debug_mode )
1300 {
1301 gc_hide_cursor(gc_x, gc_y);
1302 gc_putchar(c);
1303 gc_show_cursor(gc_x, gc_y);
1304 }
1305 VCPUTC_LOCK_UNLOCK();
1306 #if defined(__i386__) || defined(__x86_64__)
1307 x86_filter_TLB_coherency_interrupts(FALSE);
1308 #endif
1309 splx(s);
1310 }
1311 }
1312
1313 /*
1314 * Video Console (Back-End)
1315 * ------------------------
1316 */
1317
1318 /*
1319 * For the color support (Michel Pollet)
1320 */
1321 static unsigned char vc_color_index_table[33] =
1322 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1323 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 2 };
1324
1325 static uint32_t vc_colors[8][4] = {
1326 { 0xFFFFFFFF, 0x00000000, 0x00000000, 0x00000000 }, /* black */
1327 { 0x23232323, 0x7C007C00, 0x00FF0000, 0x3FF00000 }, /* red */
1328 { 0xb9b9b9b9, 0x03e003e0, 0x0000FF00, 0x000FFC00 }, /* green */
1329 { 0x05050505, 0x7FE07FE0, 0x00FFFF00, 0x3FFFFC00 }, /* yellow */
1330 { 0xd2d2d2d2, 0x001f001f, 0x000000FF, 0x000003FF }, /* blue */
1331 // { 0x80808080, 0x31933193, 0x00666699, 0x00000000 }, /* blue */
1332 { 0x18181818, 0x7C1F7C1F, 0x00FF00FF, 0x3FF003FF }, /* magenta */
1333 { 0xb4b4b4b4, 0x03FF03FF, 0x0000FFFF, 0x000FFFFF }, /* cyan */
1334 { 0x00000000, 0x7FFF7FFF, 0x00FFFFFF, 0x3FFFFFFF } /* white */
1335 };
1336
1337 static uint32_t vc_color_fore = 0;
1338 static uint32_t vc_color_back = 0;
1339
1340 /*
1341 * New Rendering code from Michel Pollet
1342 */
1343
1344 /* Rendered Font Buffer */
1345 static unsigned char *vc_rendered_font = NULL;
1346
1347 /* Rendered Font Size */
1348 static uint32_t vc_rendered_font_size = 0;
1349
1350 /* Size of a character in the table (bytes) */
1351 static int vc_rendered_char_size = 0;
1352
1353 #define REN_MAX_DEPTH 32
1354 static unsigned char vc_rendered_char[ISO_CHAR_HEIGHT * ((REN_MAX_DEPTH / 8) * ISO_CHAR_WIDTH)];
1355
1356 static void
1357 internal_set_progressmeter(int new_value);
1358 static void
1359 internal_enable_progressmeter(int new_value);
1360
1361 enum
1362 {
1363 kProgressMeterOff = FALSE,
1364 kProgressMeterUser = TRUE,
1365 kProgressMeterKernel = 3,
1366 };
1367 enum
1368 {
1369 kProgressMeterMax = 1024,
1370 kProgressMeterEnd = 512,
1371 };
1372
1373
1374 static boolean_t vc_progress_white =
1375 #ifdef CONFIG_VC_PROGRESS_WHITE
1376 TRUE;
1377 #else /* !CONFIG_VC_PROGRESS_WHITE */
1378 FALSE;
1379 #endif /* !CONFIG_VC_PROGRESS_WHITE */
1380
1381 static int vc_acquire_delay = kProgressAcquireDelay;
1382
1383 static void
1384 vc_clear_screen(unsigned int xx, unsigned int yy, unsigned int scrreg_top,
1385 unsigned int scrreg_bottom, int which)
1386 {
1387 uint32_t *p, *endp, *row;
1388 int linelongs, col;
1389 int rowline, rowlongs;
1390
1391 if(!vinfo.v_depth)
1392 return;
1393
1394 linelongs = vinfo.v_rowbytes * (ISO_CHAR_HEIGHT >> 2);
1395 rowline = vinfo.v_rowscanbytes >> 2;
1396 rowlongs = vinfo.v_rowbytes >> 2;
1397
1398 p = (uint32_t*) vinfo.v_baseaddr;
1399 endp = (uint32_t*) vinfo.v_baseaddr;
1400
1401 switch (which) {
1402 case 0: /* To end of screen */
1403 gc_clear_line(xx, yy, 0);
1404 if (yy < scrreg_bottom - 1) {
1405 p += (yy + 1) * linelongs;
1406 endp += scrreg_bottom * linelongs;
1407 }
1408 break;
1409 case 1: /* To start of screen */
1410 gc_clear_line(xx, yy, 1);
1411 if (yy > scrreg_top) {
1412 p += scrreg_top * linelongs;
1413 endp += yy * linelongs;
1414 }
1415 break;
1416 case 2: /* Whole screen */
1417 p += scrreg_top * linelongs;
1418 if (scrreg_bottom == vinfo.v_rows) {
1419 endp += rowlongs * vinfo.v_height;
1420 } else {
1421 endp += scrreg_bottom * linelongs;
1422 }
1423 break;
1424 }
1425
1426 for (row = p ; row < endp ; row += rowlongs) {
1427 for (col = 0; col < rowline; col++)
1428 *(row+col) = vc_color_back;
1429 }
1430 }
1431
1432 static void
1433 vc_render_char(unsigned char ch, unsigned char *renderptr, short newdepth)
1434 {
1435 union {
1436 unsigned char *charptr;
1437 unsigned short *shortptr;
1438 uint32_t *longptr;
1439 } current; /* current place in rendered font, multiple types. */
1440 unsigned char *theChar; /* current char in iso_font */
1441 int line;
1442
1443 current.charptr = renderptr;
1444 theChar = iso_font + (ch * ISO_CHAR_HEIGHT);
1445
1446 for (line = 0; line < ISO_CHAR_HEIGHT; line++) {
1447 unsigned char mask = 1;
1448 do {
1449 switch (newdepth) {
1450 case 8:
1451 *current.charptr++ = (*theChar & mask) ? 0xFF : 0;
1452 break;
1453 case 16:
1454 *current.shortptr++ = (*theChar & mask) ? 0xFFFF : 0;
1455 break;
1456
1457 case 30:
1458 case 32:
1459 *current.longptr++ = (*theChar & mask) ? 0xFFFFFFFF : 0;
1460 break;
1461 }
1462 mask <<= 1;
1463 } while (mask); /* while the single bit drops to the right */
1464 theChar++;
1465 }
1466 }
1467
1468 static void
1469 vc_paint_char_8(unsigned int xx, unsigned int yy, unsigned char ch, int attrs,
1470 __unused unsigned char ch_previous, __unused int attrs_previous)
1471 {
1472 uint32_t *theChar;
1473 uint32_t *where;
1474 int i;
1475
1476 if (vc_rendered_font) {
1477 theChar = (uint32_t*)(vc_rendered_font + (ch * vc_rendered_char_size));
1478 } else {
1479 vc_render_char(ch, vc_rendered_char, 8);
1480 theChar = (uint32_t*)(vc_rendered_char);
1481 }
1482 where = (uint32_t*)(vinfo.v_baseaddr +
1483 (yy * ISO_CHAR_HEIGHT * vinfo.v_rowbytes) +
1484 (xx * ISO_CHAR_WIDTH));
1485
1486 if (!attrs) for (i = 0; i < ISO_CHAR_HEIGHT; i++) { /* No attr? FLY !*/
1487 uint32_t *store = where;
1488 int x;
1489 for (x = 0; x < 2; x++) {
1490 uint32_t val = *theChar++;
1491 val = (vc_color_back & ~val) | (vc_color_fore & val);
1492 *store++ = val;
1493 }
1494
1495 where = (uint32_t*)(((unsigned char*)where)+vinfo.v_rowbytes);
1496 } else for (i = 0; i < ISO_CHAR_HEIGHT; i++) { /* a little slower */
1497 uint32_t *store = where, lastpixel = 0;
1498 int x;
1499 for (x = 0 ; x < 2; x++) {
1500 uint32_t val = *theChar++, save = val;
1501 if (attrs & ATTR_BOLD) { /* bold support */
1502 if (lastpixel && !(save & 0xFF000000))
1503 val |= 0xff000000;
1504 if ((save & 0xFFFF0000) == 0xFF000000)
1505 val |= 0x00FF0000;
1506 if ((save & 0x00FFFF00) == 0x00FF0000)
1507 val |= 0x0000FF00;
1508 if ((save & 0x0000FFFF) == 0x0000FF00)
1509 val |= 0x000000FF;
1510 }
1511 if (attrs & ATTR_REVERSE) val = ~val;
1512 if (attrs & ATTR_UNDER && i == ISO_CHAR_HEIGHT-1) val = ~val;
1513
1514 val = (vc_color_back & ~val) | (vc_color_fore & val);
1515 *store++ = val;
1516 lastpixel = save & 0xff;
1517 }
1518
1519 where = (uint32_t*)(((unsigned char*)where)+vinfo.v_rowbytes);
1520 }
1521
1522 }
1523
1524 static void
1525 vc_paint_char_16(unsigned int xx, unsigned int yy, unsigned char ch, int attrs,
1526 __unused unsigned char ch_previous,
1527 __unused int attrs_previous)
1528 {
1529 uint32_t *theChar;
1530 uint32_t *where;
1531 int i;
1532
1533 if (vc_rendered_font) {
1534 theChar = (uint32_t*)(vc_rendered_font + (ch * vc_rendered_char_size));
1535 } else {
1536 vc_render_char(ch, vc_rendered_char, 16);
1537 theChar = (uint32_t*)(vc_rendered_char);
1538 }
1539 where = (uint32_t*)(vinfo.v_baseaddr +
1540 (yy * ISO_CHAR_HEIGHT * vinfo.v_rowbytes) +
1541 (xx * ISO_CHAR_WIDTH * 2));
1542
1543 if (!attrs) for (i = 0; i < ISO_CHAR_HEIGHT; i++) { /* No attrs ? FLY ! */
1544 uint32_t *store = where;
1545 int x;
1546 for (x = 0; x < 4; x++) {
1547 uint32_t val = *theChar++;
1548 val = (vc_color_back & ~val) | (vc_color_fore & val);
1549 *store++ = val;
1550 }
1551
1552 where = (uint32_t*)(((unsigned char*)where)+vinfo.v_rowbytes);
1553 } else for (i = 0; i < ISO_CHAR_HEIGHT; i++) { /* a little bit slower */
1554 uint32_t *store = where, lastpixel = 0;
1555 int x;
1556 for (x = 0 ; x < 4; x++) {
1557 uint32_t val = *theChar++, save = val;
1558 if (attrs & ATTR_BOLD) { /* bold support */
1559 if (save == 0xFFFF0000) val |= 0xFFFF;
1560 else if (lastpixel && !(save & 0xFFFF0000))
1561 val |= 0xFFFF0000;
1562 }
1563 if (attrs & ATTR_REVERSE) val = ~val;
1564 if (attrs & ATTR_UNDER && i == ISO_CHAR_HEIGHT-1) val = ~val;
1565
1566 val = (vc_color_back & ~val) | (vc_color_fore & val);
1567
1568 *store++ = val;
1569 lastpixel = save & 0x7fff;
1570 }
1571
1572 where = (uint32_t*)(((unsigned char*)where)+vinfo.v_rowbytes);
1573 }
1574
1575 }
1576
1577 static void
1578 vc_paint_char_32(unsigned int xx, unsigned int yy, unsigned char ch, int attrs,
1579 unsigned char ch_previous, int attrs_previous)
1580 {
1581 uint32_t *theChar;
1582 uint32_t *theCharPrevious;
1583 uint32_t *where;
1584 int i;
1585
1586 if (vc_rendered_font) {
1587 theChar = (uint32_t*)(vc_rendered_font + (ch * vc_rendered_char_size));
1588 theCharPrevious = (uint32_t*)(vc_rendered_font + (ch_previous * vc_rendered_char_size));
1589 } else {
1590 vc_render_char(ch, vc_rendered_char, 32);
1591 theChar = (uint32_t*)(vc_rendered_char);
1592 theCharPrevious = NULL;
1593 }
1594 if (!ch_previous) {
1595 theCharPrevious = NULL;
1596 }
1597 if (attrs_previous) {
1598 theCharPrevious = NULL;
1599 }
1600 where = (uint32_t*)(vinfo.v_baseaddr +
1601 (yy * ISO_CHAR_HEIGHT * vinfo.v_rowbytes) +
1602 (xx * ISO_CHAR_WIDTH * 4));
1603
1604 if (!attrs) for (i = 0; i < ISO_CHAR_HEIGHT; i++) { /* No attrs ? FLY ! */
1605 uint32_t *store = where;
1606 int x;
1607 for (x = 0; x < 8; x++) {
1608 uint32_t val = *theChar++;
1609 if (theCharPrevious == NULL || val != *theCharPrevious++ ) {
1610 val = (vc_color_back & ~val) | (vc_color_fore & val);
1611 *store++ = val;
1612 } else {
1613 store++;
1614 }
1615 }
1616
1617 where = (uint32_t *)(((unsigned char*)where)+vinfo.v_rowbytes);
1618 } else for (i = 0; i < ISO_CHAR_HEIGHT; i++) { /* a little slower */
1619 uint32_t *store = where, lastpixel = 0;
1620 int x;
1621 for (x = 0 ; x < 8; x++) {
1622 uint32_t val = *theChar++, save = val;
1623 if (attrs & ATTR_BOLD) { /* bold support */
1624 if (lastpixel && !save)
1625 val = 0xFFFFFFFF;
1626 }
1627 if (attrs & ATTR_REVERSE) val = ~val;
1628 if (attrs & ATTR_UNDER && i == ISO_CHAR_HEIGHT-1) val = ~val;
1629
1630 val = (vc_color_back & ~val) | (vc_color_fore & val);
1631 *store++ = val;
1632 lastpixel = save;
1633 }
1634
1635 where = (uint32_t*)(((unsigned char*)where)+vinfo.v_rowbytes);
1636 }
1637
1638 }
1639
1640 static void
1641 vc_paint_char(unsigned int xx, unsigned int yy, unsigned char ch, int attrs,
1642 unsigned char ch_previous, int attrs_previous)
1643 {
1644 if(!vinfo.v_depth)
1645 return;
1646
1647 switch(vinfo.v_depth) {
1648 case 8:
1649 vc_paint_char_8(xx, yy, ch, attrs, ch_previous, attrs_previous);
1650 break;
1651 case 16:
1652 vc_paint_char_16(xx, yy, ch, attrs, ch_previous,
1653 attrs_previous);
1654 break;
1655 case 30:
1656 case 32:
1657 vc_paint_char_32(xx, yy, ch, attrs, ch_previous,
1658 attrs_previous);
1659 break;
1660 }
1661 }
1662
1663 static void
1664 vc_render_font(short newdepth)
1665 {
1666 static short olddepth = 0;
1667
1668 int charindex; /* index in ISO font */
1669 unsigned char *rendered_font;
1670 unsigned int rendered_font_size;
1671 int rendered_char_size;
1672 spl_t s;
1673
1674 if (vm_initialized == FALSE) {
1675 return; /* nothing to do */
1676 }
1677 if (olddepth == newdepth && vc_rendered_font) {
1678 return; /* nothing to do */
1679 }
1680
1681 s = splhigh();
1682 VCPUTC_LOCK_LOCK();
1683
1684 rendered_font = vc_rendered_font;
1685 rendered_font_size = vc_rendered_font_size;
1686 rendered_char_size = vc_rendered_char_size;
1687
1688 vc_rendered_font = NULL;
1689 vc_rendered_font_size = 0;
1690 vc_rendered_char_size = 0;
1691
1692 VCPUTC_LOCK_UNLOCK();
1693 splx(s);
1694
1695 if (rendered_font) {
1696 kfree(rendered_font, rendered_font_size);
1697 rendered_font = NULL;
1698 }
1699
1700 if (newdepth) {
1701 rendered_char_size = ISO_CHAR_HEIGHT * (((newdepth + 7) / 8) * ISO_CHAR_WIDTH);
1702 rendered_font_size = (ISO_CHAR_MAX-ISO_CHAR_MIN+1) * rendered_char_size;
1703 rendered_font = (unsigned char *) kalloc(rendered_font_size);
1704 }
1705
1706 if (rendered_font == NULL) {
1707 return;
1708 }
1709
1710 for (charindex = ISO_CHAR_MIN; charindex <= ISO_CHAR_MAX; charindex++) {
1711 vc_render_char(charindex, rendered_font + (charindex * rendered_char_size), newdepth);
1712 }
1713
1714 olddepth = newdepth;
1715
1716 s = splhigh();
1717 VCPUTC_LOCK_LOCK();
1718
1719 vc_rendered_font = rendered_font;
1720 vc_rendered_font_size = rendered_font_size;
1721 vc_rendered_char_size = rendered_char_size;
1722
1723 VCPUTC_LOCK_UNLOCK();
1724 splx(s);
1725 }
1726
1727 static void
1728 vc_enable(boolean_t enable)
1729 {
1730 vc_render_font(enable ? vinfo.v_depth : 0);
1731 }
1732
1733 static void
1734 vc_reverse_cursor(unsigned int xx, unsigned int yy)
1735 {
1736 uint32_t *where;
1737 int line, col;
1738
1739 if(!vinfo.v_depth)
1740 return;
1741
1742 where = (uint32_t*)(vinfo.v_baseaddr +
1743 (yy * ISO_CHAR_HEIGHT * vinfo.v_rowbytes) +
1744 (xx /** ISO_CHAR_WIDTH*/ * vinfo.v_depth));
1745 for (line = 0; line < ISO_CHAR_HEIGHT; line++) {
1746 switch (vinfo.v_depth) {
1747 case 8:
1748 where[0] = ~where[0];
1749 where[1] = ~where[1];
1750 break;
1751 case 16:
1752 for (col = 0; col < 4; col++)
1753 where[col] = ~where[col];
1754 break;
1755 case 32:
1756 for (col = 0; col < 8; col++)
1757 where[col] = ~where[col];
1758 break;
1759 }
1760 where = (uint32_t*)(((unsigned char*)where)+vinfo.v_rowbytes);
1761 }
1762 }
1763
1764 static void
1765 vc_scroll_down(int num, unsigned int scrreg_top, unsigned int scrreg_bottom)
1766 {
1767 uint32_t *from, *to, linelongs, i, line, rowline, rowscanline;
1768
1769 if(!vinfo.v_depth)
1770 return;
1771
1772 linelongs = vinfo.v_rowbytes * (ISO_CHAR_HEIGHT >> 2);
1773 rowline = vinfo.v_rowbytes >> 2;
1774 rowscanline = vinfo.v_rowscanbytes >> 2;
1775
1776 to = (uint32_t *) vinfo.v_baseaddr + (linelongs * scrreg_bottom)
1777 - (rowline - rowscanline);
1778 from = to - (linelongs * num); /* handle multiple line scroll (Michel Pollet) */
1779
1780 i = (scrreg_bottom - scrreg_top) - num;
1781
1782 while (i-- > 0) {
1783 for (line = 0; line < ISO_CHAR_HEIGHT; line++) {
1784 /*
1785 * Only copy what is displayed
1786 */
1787 video_scroll_down(from,
1788 (from-(vinfo.v_rowscanbytes >> 2)),
1789 to);
1790
1791 from -= rowline;
1792 to -= rowline;
1793 }
1794 }
1795 }
1796
1797 static void
1798 vc_scroll_up(int num, unsigned int scrreg_top, unsigned int scrreg_bottom)
1799 {
1800 uint32_t *from, *to, linelongs, i, line, rowline, rowscanline;
1801
1802 if(!vinfo.v_depth)
1803 return;
1804
1805 linelongs = vinfo.v_rowbytes * (ISO_CHAR_HEIGHT >> 2);
1806 rowline = vinfo.v_rowbytes >> 2;
1807 rowscanline = vinfo.v_rowscanbytes >> 2;
1808
1809 to = (uint32_t *) vinfo.v_baseaddr + (scrreg_top * linelongs);
1810 from = to + (linelongs * num); /* handle multiple line scroll (Michel Pollet) */
1811
1812 i = (scrreg_bottom - scrreg_top) - num;
1813
1814 while (i-- > 0) {
1815 for (line = 0; line < ISO_CHAR_HEIGHT; line++) {
1816 /*
1817 * Only copy what is displayed
1818 */
1819 video_scroll_up(from,
1820 (from+(vinfo.v_rowscanbytes >> 2)),
1821 to);
1822
1823 from += rowline;
1824 to += rowline;
1825 }
1826 }
1827 }
1828
1829 static void
1830 vc_update_color(int color, boolean_t fore)
1831 {
1832 if (!vinfo.v_depth)
1833 return;
1834 if (fore) {
1835 vc_color_fore = vc_colors[color][vc_color_index_table[vinfo.v_depth]];
1836 } else {
1837 vc_color_back = vc_colors[color][vc_color_index_table[vinfo.v_depth]];
1838 }
1839 }
1840
1841 /*
1842 * Video Console (Back-End): Icon Control
1843 * --------------------------------------
1844 */
1845
1846 static vc_progress_element * vc_progress;
1847 enum { kMaxProgressData = 3 };
1848 static const unsigned char * vc_progress_data[kMaxProgressData];
1849 static const unsigned char * vc_progress_alpha;
1850 static boolean_t vc_progress_enable;
1851 static const unsigned char * vc_clut;
1852 static const unsigned char * vc_clut8;
1853 static unsigned char vc_revclut8[256];
1854 static uint32_t vc_progress_interval;
1855 static uint32_t vc_progress_count;
1856 static uint32_t vc_progress_angle;
1857 static uint64_t vc_progress_deadline;
1858 static thread_call_data_t vc_progress_call;
1859 static boolean_t vc_needsave;
1860 static void * vc_saveunder;
1861 static vm_size_t vc_saveunder_len;
1862 static int8_t vc_uiscale = 1;
1863 vc_progress_user_options vc_progress_options;
1864 vc_progress_user_options vc_user_options;
1865
1866 decl_simple_lock_data(,vc_progress_lock)
1867
1868 static int vc_progress_withmeter = 3;
1869 int vc_progressmeter_enable;
1870 static int vc_progressmeter_drawn;
1871 int vc_progressmeter_value;
1872 static uint32_t vc_progressmeter_count;
1873 static uint32_t vc_progress_meter_start;
1874 static uint32_t vc_progress_meter_end;
1875 static uint64_t vc_progressmeter_interval;
1876 static uint64_t vc_progressmeter_deadline;
1877 static thread_call_data_t vc_progressmeter_call;
1878 static void * vc_progressmeter_backbuffer;
1879 static boolean_t vc_progressmeter_hold;
1880 static uint32_t vc_progressmeter_diskspeed = 256;
1881
1882
1883 enum {
1884 kSave = 0x10,
1885 kDataIndexed = 0x20,
1886 kDataAlpha = 0x40,
1887 kDataBack = 0x80,
1888 kDataRotate = 0x03,
1889 kDataRotate0 = 0,
1890 kDataRotate90 = 1,
1891 kDataRotate180 = 2,
1892 kDataRotate270 = 3
1893 };
1894
1895 static void vc_blit_rect(int x, int y, int bx,
1896 int width, int height,
1897 int sourceRow, int backRow,
1898 const unsigned char * dataPtr,
1899 void * backBuffer,
1900 unsigned int flags);
1901 static void vc_blit_rect_8(int x, int y, int bx,
1902 int width, int height,
1903 int sourceRow, int backRow,
1904 const unsigned char * dataPtr,
1905 unsigned char * backBuffer,
1906 unsigned int flags);
1907 static void vc_blit_rect_16(int x, int y, int bx,
1908 int width, int height,
1909 int sourceRow, int backRow,
1910 const unsigned char * dataPtr,
1911 unsigned short * backBuffer,
1912 unsigned int flags);
1913 static void vc_blit_rect_32(int x, int y, int bx,
1914 int width, int height,
1915 int sourceRow, int backRow,
1916 const unsigned char * dataPtr,
1917 unsigned int * backBuffer,
1918 unsigned int flags);
1919 static void vc_blit_rect_30(int x, int y, int bx,
1920 int width, int height,
1921 int sourceRow, int backRow,
1922 const unsigned char * dataPtr,
1923 unsigned int * backBuffer,
1924 unsigned int flags);
1925 static void vc_progress_task( void * arg0, void * arg );
1926 static void vc_progressmeter_task( void * arg0, void * arg );
1927
1928 static void vc_blit_rect(int x, int y, int bx,
1929 int width, int height,
1930 int sourceRow, int backRow,
1931 const unsigned char * dataPtr,
1932 void * backBuffer,
1933 unsigned int flags)
1934 {
1935 if (!vinfo.v_depth) return;
1936 if (((unsigned int)(x + width)) > vinfo.v_width) return;
1937 if (((unsigned int)(y + height)) > vinfo.v_height) return;
1938
1939 switch( vinfo.v_depth) {
1940 case 8:
1941 if( vc_clut8 == vc_clut)
1942 vc_blit_rect_8( x, y, bx, width, height, sourceRow, backRow, dataPtr, (unsigned char *) backBuffer, flags );
1943 break;
1944 case 16:
1945 vc_blit_rect_16( x, y, bx, width, height, sourceRow, backRow, dataPtr, (unsigned short *) backBuffer, flags );
1946 break;
1947 case 32:
1948 vc_blit_rect_32( x, y, bx, width, height, sourceRow, backRow, dataPtr, (unsigned int *) backBuffer, flags );
1949 break;
1950 case 30:
1951 vc_blit_rect_30( x, y, bx, width, height, sourceRow, backRow, dataPtr, (unsigned int *) backBuffer, flags );
1952 break;
1953 }
1954 }
1955
1956 static void
1957 vc_blit_rect_8(int x, int y, __unused int bx,
1958 int width, int height,
1959 int sourceRow, __unused int backRow,
1960 const unsigned char * dataPtr,
1961 __unused unsigned char * backBuffer,
1962 __unused unsigned int flags)
1963 {
1964 volatile unsigned short * dst;
1965 int line, col;
1966 unsigned int data = 0, out = 0;
1967 int sx, sy, a, b, c, d;
1968 int scale = 0x10000;
1969
1970 a = vc_rotate_matr[kDataRotate & flags][0][0] * scale;
1971 b = vc_rotate_matr[kDataRotate & flags][0][1] * scale;
1972 c = vc_rotate_matr[kDataRotate & flags][1][0] * scale;
1973 d = vc_rotate_matr[kDataRotate & flags][1][1] * scale;
1974 sx = ((a + b) < 0) ? ((width * scale) - 0x8000) : 0;
1975 sy = ((c + d) < 0) ? ((height * scale) - 0x8000) : 0;
1976
1977 if (!sourceRow) data = (unsigned int)(uintptr_t)dataPtr;
1978 else if (1 == sourceRow) a = 0;
1979
1980 dst = (volatile unsigned short *) (vinfo.v_baseaddr +
1981 (y * vinfo.v_rowbytes) +
1982 (x * 4));
1983
1984 for( line = 0; line < height; line++)
1985 {
1986 for( col = 0; col < width; col++)
1987 {
1988 if (sourceRow) data = dataPtr[((sx + (col * a) + (line * b)) >> 16)
1989 + sourceRow * (((sy + (col * c) + (line * d)) >> 16))];
1990 if (kDataAlpha & flags)
1991 out = vc_revclut8[data];
1992 else
1993 out = data;
1994 *(dst + col) = out;
1995 }
1996 dst = (volatile unsigned short *) (((volatile char*)dst) + vinfo.v_rowbytes);
1997 }
1998 }
1999
2000 /* For ARM, 16-bit is 565 (RGB); it is 1555 (XRGB) on other platforms */
2001
2002 #define CLUT_MASK_R 0xf8
2003 #define CLUT_MASK_G 0xf8
2004 #define CLUT_MASK_B 0xf8
2005 #define CLUT_SHIFT_R << 7
2006 #define CLUT_SHIFT_G << 2
2007 #define CLUT_SHIFT_B >> 3
2008 #define MASK_R 0x7c00
2009 #define MASK_G 0x03e0
2010 #define MASK_B 0x001f
2011 #define MASK_R_8 0x3fc00
2012 #define MASK_G_8 0x01fe0
2013 #define MASK_B_8 0x000ff
2014
2015 static void vc_blit_rect_16( int x, int y, int bx,
2016 int width, int height,
2017 int sourceRow, int backRow,
2018 const unsigned char * dataPtr,
2019 unsigned short * backPtr,
2020 unsigned int flags)
2021 {
2022 volatile unsigned short * dst;
2023 int line, col;
2024 unsigned int data = 0, out = 0, back = 0;
2025 int sx, sy, a, b, c, d;
2026 int scale = 0x10000;
2027
2028 a = vc_rotate_matr[kDataRotate & flags][0][0] * scale;
2029 b = vc_rotate_matr[kDataRotate & flags][0][1] * scale;
2030 c = vc_rotate_matr[kDataRotate & flags][1][0] * scale;
2031 d = vc_rotate_matr[kDataRotate & flags][1][1] * scale;
2032 sx = ((a + b) < 0) ? ((width * scale) - 0x8000) : 0;
2033 sy = ((c + d) < 0) ? ((height * scale) - 0x8000) : 0;
2034
2035 if (!sourceRow) data = (unsigned int)(uintptr_t)dataPtr;
2036 else if (1 == sourceRow) a = 0;
2037
2038 if (backPtr)
2039 backPtr += bx;
2040 dst = (volatile unsigned short *) (vinfo.v_baseaddr +
2041 (y * vinfo.v_rowbytes) +
2042 (x * 2));
2043
2044 for( line = 0; line < height; line++)
2045 {
2046 for( col = 0; col < width; col++)
2047 {
2048 if (sourceRow) data = dataPtr[((sx + (col * a) + (line * b)) >> 16)
2049 + sourceRow * (((sy + (col * c) + (line * d)) >> 16))];
2050 if (backPtr) {
2051 if (kSave & flags) {
2052 back = *(dst + col);
2053 *backPtr++ = back;
2054 } else
2055 back = *backPtr++;
2056 }
2057 if (kDataIndexed & flags) {
2058 out = ( (CLUT_MASK_R & (vc_clut[data*3 + 0])) CLUT_SHIFT_R)
2059 | ( (CLUT_MASK_G & (vc_clut[data*3 + 1])) CLUT_SHIFT_G)
2060 | ( (CLUT_MASK_B & (vc_clut[data*3 + 2])) CLUT_SHIFT_B);
2061 } else if (kDataAlpha & flags) {
2062 out = (((((back & MASK_R) * data) + MASK_R_8) >> 8) & MASK_R)
2063 | (((((back & MASK_G) * data) + MASK_G_8) >> 8) & MASK_G)
2064 | (((((back & MASK_B) * data) + MASK_B_8) >> 8) & MASK_B);
2065 if (vc_progress_white) out += (((0xff - data) & CLUT_MASK_R) CLUT_SHIFT_R)
2066 | (((0xff - data) & CLUT_MASK_G) CLUT_SHIFT_G)
2067 | (((0xff - data) & CLUT_MASK_B) CLUT_SHIFT_B);
2068 } else if (kDataBack & flags)
2069 out = back;
2070 else
2071 out = data;
2072 *(dst + col) = out;
2073 }
2074 dst = (volatile unsigned short *) (((volatile char*)dst) + vinfo.v_rowbytes);
2075 if (backPtr)
2076 backPtr += backRow - width;
2077 }
2078 }
2079
2080
2081 static void vc_blit_rect_32(int x, int y, int bx,
2082 int width, int height,
2083 int sourceRow, int backRow,
2084 const unsigned char * dataPtr,
2085 unsigned int * backPtr,
2086 unsigned int flags)
2087 {
2088 volatile unsigned int * dst;
2089 int line, col;
2090 unsigned int data = 0, out = 0, back = 0;
2091 int sx, sy, a, b, c, d;
2092 int scale = 0x10000;
2093
2094 a = vc_rotate_matr[kDataRotate & flags][0][0] * scale;
2095 b = vc_rotate_matr[kDataRotate & flags][0][1] * scale;
2096 c = vc_rotate_matr[kDataRotate & flags][1][0] * scale;
2097 d = vc_rotate_matr[kDataRotate & flags][1][1] * scale;
2098 sx = ((a + b) < 0) ? ((width * scale) - 0x8000) : 0;
2099 sy = ((c + d) < 0) ? ((height * scale) - 0x8000) : 0;
2100
2101 if (!sourceRow) data = (unsigned int)(uintptr_t)dataPtr;
2102 else if (1 == sourceRow) a = 0;
2103
2104 if (backPtr)
2105 backPtr += bx;
2106 dst = (volatile unsigned int *) (vinfo.v_baseaddr +
2107 (y * vinfo.v_rowbytes) +
2108 (x * 4));
2109
2110 for( line = 0; line < height; line++)
2111 {
2112 for( col = 0; col < width; col++)
2113 {
2114 if (sourceRow) data = dataPtr[((sx + (col * a) + (line * b)) >> 16)
2115 + sourceRow * (((sy + (col * c) + (line * d)) >> 16))];
2116 if (backPtr) {
2117 if (kSave & flags) {
2118 back = *(dst + col);
2119 *backPtr++ = back;
2120 } else
2121 back = *backPtr++;
2122 }
2123 if (kDataIndexed & flags) {
2124 out = (vc_clut[data*3 + 0] << 16)
2125 | (vc_clut[data*3 + 1] << 8)
2126 | (vc_clut[data*3 + 2]);
2127 } else if (kDataAlpha & flags) {
2128 out = (((((back & 0x00ff00ff) * data) + 0x00ff00ff) >> 8) & 0x00ff00ff)
2129 | (((((back & 0x0000ff00) * data) + 0x0000ff00) >> 8) & 0x0000ff00);
2130 if (vc_progress_white) out += ((0xff - data) << 16)
2131 | ((0xff - data) << 8)
2132 | (0xff - data);
2133 } else if (kDataBack & flags)
2134 out = back;
2135 else
2136 out = data;
2137 *(dst + col) = out;
2138 }
2139 dst = (volatile unsigned int *) (((volatile char*)dst) + vinfo.v_rowbytes);
2140 if (backPtr)
2141 backPtr += backRow - width;
2142 }
2143 }
2144
2145 static void vc_blit_rect_30(int x, int y, int bx,
2146 int width, int height,
2147 int sourceRow, int backRow,
2148 const unsigned char * dataPtr,
2149 unsigned int * backPtr,
2150 unsigned int flags)
2151 {
2152 volatile unsigned int * dst;
2153 int line, col;
2154 unsigned int data = 0, out = 0, back = 0;
2155 unsigned long long exp;
2156 int sx, sy, a, b, c, d;
2157 int scale = 0x10000;
2158
2159 a = vc_rotate_matr[kDataRotate & flags][0][0] * scale;
2160 b = vc_rotate_matr[kDataRotate & flags][0][1] * scale;
2161 c = vc_rotate_matr[kDataRotate & flags][1][0] * scale;
2162 d = vc_rotate_matr[kDataRotate & flags][1][1] * scale;
2163 sx = ((a + b) < 0) ? ((width * scale) - 0x8000) : 0;
2164 sy = ((c + d) < 0) ? ((height * scale) - 0x8000) : 0;
2165
2166 if (!sourceRow) data = (unsigned int)(uintptr_t)dataPtr;
2167 else if (1 == sourceRow) a = 0;
2168
2169 if (backPtr)
2170 backPtr += bx;
2171 dst = (volatile unsigned int *) (vinfo.v_baseaddr +
2172 (y * vinfo.v_rowbytes) +
2173 (x * 4));
2174
2175 for( line = 0; line < height; line++)
2176 {
2177 for( col = 0; col < width; col++)
2178 {
2179 if (sourceRow) data = dataPtr[((sx + (col * a) + (line * b)) >> 16)
2180 + sourceRow * (((sy + (col * c) + (line * d)) >> 16))];
2181 if (backPtr) {
2182 if (kSave & flags) {
2183 back = *(dst + col);
2184 *backPtr++ = back;
2185 } else
2186 back = *backPtr++;
2187 }
2188 if (kDataIndexed & flags) {
2189 out = (vc_clut[data*3 + 0] << 22)
2190 | (vc_clut[data*3 + 1] << 12)
2191 | (vc_clut[data*3 + 2] << 2);
2192 } else if (kDataAlpha & flags) {
2193 exp = back;
2194 exp = (((((exp & 0x3FF003FF) * data) + 0x0FF000FF) >> 8) & 0x3FF003FF)
2195 | (((((exp & 0x000FFC00) * data) + 0x0003FC00) >> 8) & 0x000FFC00);
2196 out = (unsigned int)exp;
2197 if (vc_progress_white) out += ((0xFF - data) << 22)
2198 | ((0xFF - data) << 12)
2199 | ((0xFF - data) << 2);
2200 } else if (kDataBack & flags)
2201 out = back;
2202 else
2203 out = data;
2204 *(dst + col) = out;
2205 }
2206 dst = (volatile unsigned int *) (((volatile char*)dst) + vinfo.v_rowbytes);
2207 if (backPtr)
2208 backPtr += backRow - width;
2209 }
2210 }
2211
2212 static void vc_clean_boot_graphics(void)
2213 {
2214 // clean up possible FDE login graphics
2215 vc_progress_set(FALSE, 0);
2216 const unsigned char *
2217 color = (typeof(color))(uintptr_t)(vc_progress_white ? 0x00000000 : 0xBFBFBFBF);
2218 vc_blit_rect(0, 0, 0, vinfo.v_width, vinfo.v_height, 0, 0, color, NULL, 0);
2219 }
2220
2221 /*
2222 * Routines to render the lzss image format
2223 */
2224
2225 struct lzss_image_state {
2226 uint32_t col;
2227 uint32_t row;
2228 uint32_t width;
2229 uint32_t height;
2230 uint32_t bytes_per_row;
2231 volatile uint32_t * row_start;
2232 const uint8_t* clut;
2233 };
2234 typedef struct lzss_image_state lzss_image_state;
2235
2236 // returns 0 if OK, 1 if error
2237 static inline int
2238 vc_decompress_lzss_next_pixel (int next_data, lzss_image_state* state)
2239 {
2240 uint32_t palette_index = 0;
2241 uint32_t pixel_value = 0;
2242
2243 palette_index = next_data * 3;
2244
2245 pixel_value = ( (uint32_t) state->clut[palette_index + 0] << 16)
2246 | ( (uint32_t) state->clut[palette_index + 1] << 8)
2247 | ( (uint32_t) state->clut[palette_index + 2]);
2248
2249 *(state->row_start + state->col) = pixel_value;
2250
2251 if (++state->col >= state->width) {
2252 state->col = 0;
2253 if (++state->row >= state->height) {
2254 return 1;
2255 }
2256 state->row_start = (volatile uint32_t *) (((uintptr_t)state->row_start) + state->bytes_per_row);
2257 }
2258 return 0;
2259 }
2260
2261
2262 /*
2263 * Blit an lzss compressed image to the framebuffer
2264 * Assumes 32 bit screen (which is everything we ship at the moment)
2265 * The function vc_display_lzss_icon was copied from libkern/mkext.c, then modified.
2266 */
2267
2268 /*
2269 * TODO: Does lzss use too much stack? 4096 plus bytes...
2270 * Can probably chop it down by 1/2.
2271 */
2272
2273 /**************************************************************
2274 LZSS.C -- A Data Compression Program
2275 ***************************************************************
2276 4/6/1989 Haruhiko Okumura
2277 Use, distribute, and modify this program freely.
2278 Please send me your improved versions.
2279 PC-VAN SCIENCE
2280 NIFTY-Serve PAF01022
2281 CompuServe 74050,1022
2282
2283 **************************************************************/
2284
2285 #define N 4096 /* size of ring buffer - must be power of 2 */
2286 #define F 18 /* upper limit for match_length */
2287 #define THRESHOLD 2 /* encode string into position and length
2288 if match_length is greater than this */
2289
2290 // returns 0 if OK, 1 if error
2291 // x and y indicate upper left corner of image location on screen
2292 int
2293 vc_display_lzss_icon(uint32_t dst_x, uint32_t dst_y,
2294 uint32_t image_width, uint32_t image_height,
2295 const uint8_t *compressed_image,
2296 uint32_t compressed_size,
2297 const uint8_t *clut)
2298 {
2299 uint32_t* image_start;
2300 uint32_t bytes_per_pixel = 4;
2301 uint32_t bytes_per_row = vinfo.v_rowbytes;
2302
2303 vc_clean_boot_graphics();
2304
2305 image_start = (uint32_t *) (vinfo.v_baseaddr + (dst_y * bytes_per_row) + (dst_x * bytes_per_pixel));
2306
2307 lzss_image_state state = {0, 0, image_width, image_height, bytes_per_row, image_start, clut};
2308
2309 int rval = 0;
2310
2311 const uint8_t *src = compressed_image;
2312 uint32_t srclen = compressed_size;
2313
2314 /* ring buffer of size N, with extra F-1 bytes to aid string comparison */
2315 uint8_t text_buf[N + F - 1];
2316 const uint8_t *srcend = src + srclen;
2317 int i, j, k, r, c;
2318 unsigned int flags;
2319
2320 srcend = src + srclen;
2321 for (i = 0; i < N - F; i++)
2322 text_buf[i] = ' ';
2323 r = N - F;
2324 flags = 0;
2325 for ( ; ; ) {
2326 if (((flags >>= 1) & 0x100) == 0) {
2327 if (src < srcend) c = *src++; else break;
2328 flags = c | 0xFF00; /* uses higher byte cleverly */
2329 } /* to count eight */
2330 if (flags & 1) {
2331 if (src < srcend) c = *src++; else break;
2332 rval = vc_decompress_lzss_next_pixel(c, &state);
2333 if (rval != 0)
2334 return rval;
2335 text_buf[r++] = c;
2336 r &= (N - 1);
2337 } else {
2338 if (src < srcend) i = *src++; else break;
2339 if (src < srcend) j = *src++; else break;
2340 i |= ((j & 0xF0) << 4);
2341 j = (j & 0x0F) + THRESHOLD;
2342 for (k = 0; k <= j; k++) {
2343 c = text_buf[(i + k) & (N - 1)];
2344 rval = vc_decompress_lzss_next_pixel(c, &state);
2345 if (rval != 0 )
2346 return rval;
2347 text_buf[r++] = c;
2348 r &= (N - 1);
2349 }
2350 }
2351 }
2352 return 0;
2353 }
2354
2355 void noroot_icon_test(void) {
2356 boolean_t o_vc_progress_enable = vc_progress_enable;
2357
2358 vc_progress_enable = 1;
2359
2360 PE_display_icon( 0, "noroot");
2361
2362 vc_progress_enable = o_vc_progress_enable;
2363 }
2364
2365
2366 void vc_display_icon( vc_progress_element * desc,
2367 const unsigned char * data )
2368 {
2369 int x, y, width, height;
2370
2371 if( vc_progress_enable && vc_clut) {
2372
2373 vc_clean_boot_graphics();
2374
2375 width = desc->width;
2376 height = desc->height;
2377 x = desc->dx;
2378 y = desc->dy;
2379 if( 1 & desc->flags) {
2380 x += ((vinfo.v_width - width) / 2);
2381 y += ((vinfo.v_height - height) / 2);
2382 }
2383 vc_blit_rect( x, y, 0, width, height, width, 0, data, NULL, kDataIndexed );
2384 }
2385 }
2386
2387 void
2388 vc_progress_initialize( vc_progress_element * desc,
2389 const unsigned char * data1x,
2390 const unsigned char * data2x,
2391 const unsigned char * data3x,
2392 const unsigned char * clut )
2393 {
2394 uint64_t abstime;
2395
2396 if( (!clut) || (!desc) || (!data1x))
2397 return;
2398 vc_clut = clut;
2399 vc_clut8 = clut;
2400
2401 vc_progress = desc;
2402 vc_progress_data[0] = data1x;
2403 vc_progress_data[1] = data2x;
2404 vc_progress_data[2] = data3x;
2405 if( 2 & vc_progress->flags)
2406 vc_progress_alpha = data1x
2407 + vc_progress->count * vc_progress->width * vc_progress->height;
2408 else
2409 vc_progress_alpha = NULL;
2410
2411 thread_call_setup(&vc_progress_call, vc_progress_task, NULL);
2412 clock_interval_to_absolutetime_interval(vc_progress->time, 1000 * 1000, &abstime);
2413 vc_progress_interval = (uint32_t)abstime;
2414
2415 thread_call_setup(&vc_progressmeter_call, vc_progressmeter_task, NULL);
2416 clock_interval_to_absolutetime_interval(1000 / 8, 1000 * 1000, &abstime);
2417 vc_progressmeter_interval = (uint32_t)abstime;
2418
2419 }
2420
2421 void
2422 vc_progress_set(boolean_t enable, uint32_t vc_delay)
2423 {
2424 spl_t s;
2425 void *saveBuf = NULL;
2426 vm_size_t saveLen = 0;
2427 unsigned int count;
2428 unsigned int index;
2429 unsigned char pdata8;
2430 unsigned short pdata16;
2431 unsigned short * buf16;
2432 unsigned int pdata32;
2433 unsigned int * buf32;
2434
2435
2436 if (kBootArgsFlagBlack & ((boot_args *) PE_state.bootArgs)->flags) return;
2437
2438 if (1 & vc_progress_withmeter)
2439 {
2440 if (enable) internal_enable_progressmeter(kProgressMeterKernel);
2441
2442 s = splhigh();
2443 simple_lock(&vc_progress_lock);
2444
2445 if( vc_progress_enable != enable) {
2446 vc_progress_enable = enable;
2447 if( enable)
2448 {
2449 vc_progressmeter_count = 0;
2450 clock_interval_to_deadline(vc_delay,
2451 1000 * 1000 * 1000 /*second scale*/,
2452 &vc_progressmeter_deadline);
2453 thread_call_enter_delayed(&vc_progressmeter_call, vc_progressmeter_deadline);
2454 }
2455 else thread_call_cancel(&vc_progressmeter_call);
2456 }
2457
2458 simple_unlock(&vc_progress_lock);
2459 splx(s);
2460
2461 if (!enable) internal_enable_progressmeter(kProgressMeterOff);
2462 return;
2463 }
2464
2465
2466 if(!vc_progress) return;
2467
2468 if( enable) {
2469 saveLen = (vc_progress->width * vc_uiscale) * (vc_progress->height * vc_uiscale) * vinfo.v_depth / 8;
2470 saveBuf = kalloc( saveLen );
2471
2472 switch( vinfo.v_depth) {
2473 case 8 :
2474 for( count = 0; count < 256; count++) {
2475 vc_revclut8[count] = vc_clut[0x01 * 3];
2476 pdata8 = (vc_clut[0x01 * 3] * count + 0x0ff) >> 8;
2477 for( index = 0; index < 256; index++) {
2478 if( (pdata8 == vc_clut[index * 3 + 0]) &&
2479 (pdata8 == vc_clut[index * 3 + 1]) &&
2480 (pdata8 == vc_clut[index * 3 + 2])) {
2481 vc_revclut8[count] = index;
2482 break;
2483 }
2484 }
2485 }
2486 memset( saveBuf, 0x01, saveLen );
2487 break;
2488
2489 case 16 :
2490 buf16 = (unsigned short *) saveBuf;
2491 pdata16 = ((vc_clut[0x01 * 3 + 0] & CLUT_MASK_R) CLUT_SHIFT_R)
2492 | ((vc_clut[0x01 * 3 + 0] & CLUT_MASK_G) CLUT_SHIFT_G)
2493 | ((vc_clut[0x01 * 3 + 0] & CLUT_MASK_B) CLUT_SHIFT_B);
2494 for( count = 0; count < saveLen / 2; count++)
2495 buf16[count] = pdata16;
2496 break;
2497
2498 case 32 :
2499 buf32 = (unsigned int *) saveBuf;
2500 pdata32 = ((vc_clut[0x01 * 3 + 0] & 0xff) << 16)
2501 | ((vc_clut[0x01 * 3 + 1] & 0xff) << 8)
2502 | ((vc_clut[0x01 * 3 + 2] & 0xff) << 0);
2503 for( count = 0; count < saveLen / 4; count++)
2504 buf32[count] = pdata32;
2505 break;
2506 }
2507 }
2508
2509 s = splhigh();
2510 simple_lock(&vc_progress_lock);
2511
2512 if( vc_progress_enable != enable) {
2513 vc_progress_enable = enable;
2514 if( enable) {
2515 vc_needsave = TRUE;
2516 vc_saveunder = saveBuf;
2517 vc_saveunder_len = saveLen;
2518 saveBuf = NULL;
2519 saveLen = 0;
2520 vc_progress_count = 0;
2521 vc_progress_angle = 0;
2522
2523 clock_interval_to_deadline(vc_delay,
2524 1000 * 1000 * 1000 /*second scale*/,
2525 &vc_progress_deadline);
2526 thread_call_enter_delayed(&vc_progress_call, vc_progress_deadline);
2527
2528 } else {
2529 if( vc_saveunder) {
2530 saveBuf = vc_saveunder;
2531 saveLen = vc_saveunder_len;
2532 vc_saveunder = NULL;
2533 vc_saveunder_len = 0;
2534 }
2535
2536 thread_call_cancel(&vc_progress_call);
2537 }
2538 }
2539
2540 simple_unlock(&vc_progress_lock);
2541 splx(s);
2542
2543 if( saveBuf)
2544 kfree( saveBuf, saveLen );
2545 }
2546
2547
2548 static uint32_t vc_progressmeter_range(uint32_t pos)
2549 {
2550 uint32_t ret;
2551
2552 if (pos > kProgressMeterEnd) pos = kProgressMeterEnd;
2553 ret = vc_progress_meter_start
2554 + ((pos * (vc_progress_meter_end - vc_progress_meter_start)) / kProgressMeterEnd);
2555
2556 return (ret);
2557 }
2558
2559 static void
2560 vc_progressmeter_task(__unused void *arg0, __unused void *arg)
2561 {
2562 spl_t s;
2563 uint64_t interval;
2564
2565 s = splhigh();
2566 simple_lock(&vc_progress_lock);
2567 if (vc_progressmeter_enable)
2568 {
2569 uint32_t pos = (vc_progressmeter_count >> 13);
2570 internal_set_progressmeter(vc_progressmeter_range(pos));
2571 if (pos < kProgressMeterEnd)
2572 {
2573 static uint16_t incr[8] = { 10000, 10000, 8192, 4096, 2048, 384, 384, 64 };
2574 vc_progressmeter_count += incr[(pos * 8) / kProgressMeterEnd];
2575
2576 interval = vc_progressmeter_interval;
2577 interval = ((interval * 256) / vc_progressmeter_diskspeed);
2578
2579 clock_deadline_for_periodic_event(interval, mach_absolute_time(), &vc_progressmeter_deadline);
2580 thread_call_enter_delayed(&vc_progressmeter_call, vc_progressmeter_deadline);
2581 }
2582 }
2583 simple_unlock(&vc_progress_lock);
2584 splx(s);
2585 }
2586
2587 void vc_progress_setdiskspeed(uint32_t speed)
2588 {
2589 vc_progressmeter_diskspeed = speed;
2590 }
2591
2592
2593 static void
2594 vc_progress_task(__unused void *arg0, __unused void *arg)
2595 {
2596 spl_t s;
2597 int x, y, width, height;
2598 uint64_t x_pos, y_pos;
2599 const unsigned char * data;
2600
2601 s = splhigh();
2602 simple_lock(&vc_progress_lock);
2603
2604 if( vc_progress_enable) do {
2605
2606 vc_progress_count++;
2607 if( vc_progress_count >= vc_progress->count) {
2608 vc_progress_count = 0;
2609 vc_progress_angle++;
2610 }
2611
2612 width = (vc_progress->width * vc_uiscale);
2613 height = (vc_progress->height * vc_uiscale);
2614 data = vc_progress_data[vc_uiscale - 1];
2615 if (!data) break;
2616
2617 if (kVCUsePosition & vc_progress_options.options) {
2618 /* Rotation: 0:normal, 1:right 90, 2:left 180, 3:left 90 */
2619 switch (3 & vinfo.v_rotate) {
2620 case 0:
2621 x_pos = vc_progress_options.x_pos;
2622 y_pos = vc_progress_options.y_pos;
2623 break;
2624 case 2:
2625 x_pos = 0xFFFFFFFF - vc_progress_options.x_pos;
2626 y_pos = 0xFFFFFFFF - vc_progress_options.y_pos;
2627 break;
2628 case 1:
2629 x_pos = 0xFFFFFFFF - vc_progress_options.y_pos;
2630 y_pos = vc_progress_options.x_pos;
2631 break;
2632 case 3:
2633 x_pos = vc_progress_options.y_pos;
2634 y_pos = 0xFFFFFFFF - vc_progress_options.x_pos;
2635 break;
2636 }
2637 x = (uint32_t)((x_pos * (uint64_t) vinfo.v_width) / 0xFFFFFFFFULL);
2638 y = (uint32_t)((y_pos * (uint64_t) vinfo.v_height) / 0xFFFFFFFFULL);
2639 x -= (width / 2);
2640 y -= (height / 2);
2641 } else {
2642 x = (vc_progress->dx * vc_uiscale);
2643 y = (vc_progress->dy * vc_uiscale);
2644 if( 1 & vc_progress->flags) {
2645 x += ((vinfo.v_width - width) / 2);
2646 y += ((vinfo.v_height - height) / 2);
2647 }
2648 }
2649
2650 if ((x + width) > (int)vinfo.v_width) break;
2651 if ((y + height) > (int)vinfo.v_height) break;
2652
2653 data += vc_progress_count * width * height;
2654
2655 vc_blit_rect( x, y, 0,
2656 width, height, width, width,
2657 data, vc_saveunder,
2658 kDataAlpha
2659 | (vc_progress_angle & kDataRotate)
2660 | (vc_needsave ? kSave : 0) );
2661 vc_needsave = FALSE;
2662
2663 clock_deadline_for_periodic_event(vc_progress_interval, mach_absolute_time(), &vc_progress_deadline);
2664 thread_call_enter_delayed(&vc_progress_call, vc_progress_deadline);
2665 }
2666 while (FALSE);
2667 simple_unlock(&vc_progress_lock);
2668 splx(s);
2669 }
2670
2671 /*
2672 * Generic Console (Front-End): Master Control
2673 * -------------------------------------------
2674 */
2675
2676 #if defined (__i386__) || defined (__x86_64__)
2677 #include <pexpert/i386/boot.h>
2678 #endif
2679
2680 static boolean_t gc_acquired = FALSE;
2681 static boolean_t gc_graphics_boot = FALSE;
2682 static boolean_t gc_desire_text = FALSE;
2683 static boolean_t gc_paused_progress;
2684
2685 static vm_offset_t lastVideoVirt = 0;
2686 static vm_size_t lastVideoMapSize = 0;
2687 static boolean_t lastVideoMapKmap = FALSE;
2688
2689 static void
2690 gc_pause( boolean_t pause, boolean_t graphics_now )
2691 {
2692 spl_t s;
2693
2694 s = splhigh( );
2695 VCPUTC_LOCK_LOCK( );
2696
2697 disableConsoleOutput = (pause && !console_is_serial());
2698 gc_enabled = (!pause && !graphics_now);
2699
2700 VCPUTC_LOCK_UNLOCK( );
2701
2702 simple_lock(&vc_progress_lock);
2703
2704 if (pause)
2705 {
2706 gc_paused_progress = vc_progress_enable;
2707 vc_progress_enable = FALSE;
2708 }
2709 else vc_progress_enable = gc_paused_progress;
2710
2711 if (vc_progress_enable)
2712 {
2713 if (1 & vc_progress_withmeter) thread_call_enter_delayed(&vc_progressmeter_call, vc_progressmeter_deadline);
2714 else
2715 thread_call_enter_delayed(&vc_progress_call, vc_progress_deadline);
2716 }
2717
2718 simple_unlock(&vc_progress_lock);
2719 splx(s);
2720 }
2721
2722 static void
2723 vc_initialize(__unused struct vc_info * vinfo_p)
2724 {
2725
2726 vinfo.v_rows = vinfo.v_height / ISO_CHAR_HEIGHT;
2727 vinfo.v_columns = vinfo.v_width / ISO_CHAR_WIDTH;
2728 vinfo.v_rowscanbytes = ((vinfo.v_depth + 7) / 8) * vinfo.v_width;
2729 vc_uiscale = vinfo.v_scale;
2730 if (vc_uiscale > kMaxProgressData) vc_uiscale = kMaxProgressData;
2731 else if (!vc_uiscale) vc_uiscale = 1;
2732 }
2733
2734 void
2735 initialize_screen(PE_Video * boot_vinfo, unsigned int op)
2736 {
2737 unsigned int newMapSize = 0;
2738 vm_offset_t newVideoVirt = 0;
2739 boolean_t graphics_now;
2740 uint32_t delay;
2741
2742 if ( boot_vinfo )
2743 {
2744 struct vc_info new_vinfo = vinfo;
2745 boolean_t makeMapping = FALSE;
2746
2747 /*
2748 * Copy parameters
2749 */
2750 if (kPEBaseAddressChange != op)
2751 {
2752 new_vinfo.v_width = (unsigned int)boot_vinfo->v_width;
2753 new_vinfo.v_height = (unsigned int)boot_vinfo->v_height;
2754 new_vinfo.v_depth = (unsigned int)boot_vinfo->v_depth;
2755 new_vinfo.v_rowbytes = (unsigned int)boot_vinfo->v_rowBytes;
2756 if (kernel_map == VM_MAP_NULL) {
2757 // only booter supplies HW rotation
2758 new_vinfo.v_rotate = (unsigned int)boot_vinfo->v_rotate;
2759 }
2760 #if defined(__i386__) || defined(__x86_64__)
2761 new_vinfo.v_type = (unsigned int)boot_vinfo->v_display;
2762 #else
2763 new_vinfo.v_type = 0;
2764 #endif
2765 unsigned int scale = (unsigned int)boot_vinfo->v_scale;
2766 if (scale == kPEScaleFactor1x )
2767 new_vinfo.v_scale = kPEScaleFactor1x;
2768 else if (scale == kPEScaleFactor2x)
2769 new_vinfo.v_scale = kPEScaleFactor2x;
2770 else /* Scale factor not set, default to 1x */
2771 new_vinfo.v_scale = kPEScaleFactor1x;
2772 }
2773 new_vinfo.v_name[0] = 0;
2774 new_vinfo.v_physaddr = 0;
2775
2776 /*
2777 * Check if we are have to map the framebuffer
2778 * If VM is up, we are given a virtual address, unless b0 is set to indicate physical.
2779 */
2780 newVideoVirt = boot_vinfo->v_baseAddr;
2781 makeMapping = (kernel_map == VM_MAP_NULL) || (0 != (1 & newVideoVirt));
2782 if (makeMapping)
2783 {
2784 newVideoVirt = 0;
2785 new_vinfo.v_physaddr = boot_vinfo->v_baseAddr & ~3UL; /* Get the physical address */
2786 #ifndef __LP64__
2787 new_vinfo.v_physaddr |= (((uint64_t) boot_vinfo->v_baseAddrHigh) << 32);
2788 #endif
2789 kprintf("initialize_screen: b=%08llX, w=%08X, h=%08X, r=%08X, d=%08X\n", /* (BRINGUP) */
2790 new_vinfo.v_physaddr, new_vinfo.v_width, new_vinfo.v_height, new_vinfo.v_rowbytes, new_vinfo.v_type); /* (BRINGUP) */
2791 }
2792
2793 if (!newVideoVirt && !new_vinfo.v_physaddr) /* Check to see if we have a framebuffer */
2794 {
2795 kprintf("initialize_screen: No video - forcing serial mode\n"); /* (BRINGUP) */
2796 new_vinfo.v_depth = 0; /* vc routines are nop */
2797 (void)switch_to_serial_console(); /* Switch into serial mode */
2798 gc_graphics_boot = FALSE; /* Say we are not in graphics mode */
2799 disableConsoleOutput = FALSE; /* Allow printfs to happen */
2800 gc_acquired = TRUE;
2801 }
2802 else
2803 {
2804 if (makeMapping)
2805 {
2806 unsigned int flags = VM_WIMG_IO;
2807 if (boot_vinfo->v_length != 0)
2808 newMapSize = (unsigned int) round_page(boot_vinfo->v_length);
2809 else
2810 newMapSize = (unsigned int) round_page(new_vinfo.v_height * new_vinfo.v_rowbytes); /* Remember size */
2811 newVideoVirt = io_map_spec((vm_map_offset_t)new_vinfo.v_physaddr, newMapSize, flags); /* Allocate address space for framebuffer */
2812 }
2813 new_vinfo.v_baseaddr = newVideoVirt + boot_vinfo->v_offset; /* Set the new framebuffer address */
2814 }
2815
2816 #if defined(__x86_64__)
2817 // Adjust the video buffer pointer to point to where it is in high virtual (above the hole)
2818 new_vinfo.v_baseaddr |= (VM_MIN_KERNEL_ADDRESS & ~LOW_4GB_MASK);
2819 #endif
2820
2821 /* Update the vinfo structure atomically with respect to the vc_progress task if running */
2822 if (vc_progress)
2823 {
2824 simple_lock(&vc_progress_lock);
2825 vinfo = new_vinfo;
2826 simple_unlock(&vc_progress_lock);
2827 }
2828 else
2829 {
2830 vinfo = new_vinfo;
2831 }
2832
2833 // If we changed the virtual address, remove the old mapping
2834 if (newVideoVirt != 0)
2835 {
2836 if (lastVideoVirt && lastVideoMapSize) /* Was the framebuffer mapped before? */
2837 {
2838 /* XXX why only !4K? */
2839 if (!TEST_PAGE_SIZE_4K && lastVideoMapSize)
2840 {
2841 pmap_remove(kernel_pmap, trunc_page_64(lastVideoVirt),
2842 round_page_64(lastVideoVirt + lastVideoMapSize)); /* Toss mappings */
2843 }
2844 /* Was this not a special pre-VM mapping? */
2845 if (lastVideoMapKmap)
2846 {
2847 kmem_free(kernel_map, lastVideoVirt, lastVideoMapSize); /* Toss kernel addresses */
2848 }
2849 }
2850 lastVideoMapKmap = (NULL != kernel_map); /* Remember how mapped */
2851 lastVideoMapSize = newMapSize; /* Remember the size */
2852 lastVideoVirt = newVideoVirt; /* Remember the virtual framebuffer address */
2853 }
2854
2855 if (kPEBaseAddressChange != op)
2856 {
2857 // Graphics mode setup by the booter.
2858
2859 gc_ops.initialize = vc_initialize;
2860 gc_ops.enable = vc_enable;
2861 gc_ops.paint_char = vc_paint_char;
2862 gc_ops.scroll_down = vc_scroll_down;
2863 gc_ops.scroll_up = vc_scroll_up;
2864 gc_ops.clear_screen = vc_clear_screen;
2865 gc_ops.hide_cursor = vc_reverse_cursor;
2866 gc_ops.show_cursor = vc_reverse_cursor;
2867 gc_ops.update_color = vc_update_color;
2868 gc_initialize(&vinfo);
2869 }
2870 }
2871
2872 graphics_now = gc_graphics_boot && !gc_desire_text;
2873 switch ( op )
2874 {
2875 case kPEGraphicsMode:
2876 gc_graphics_boot = TRUE;
2877 gc_desire_text = FALSE;
2878 break;
2879
2880 case kPETextMode:
2881 disable_debug_output = FALSE;
2882 gc_graphics_boot = FALSE;
2883 break;
2884
2885 case kPEAcquireScreen:
2886 if ( gc_acquired ) break;
2887
2888 vc_progress_options = vc_user_options;
2889 bzero(&vc_user_options, sizeof(vc_user_options));
2890
2891 if (kVCAcquireImmediate & vc_progress_options.options) delay = 0;
2892 else if (kVCDarkReboot & vc_progress_options.options) delay = 120;
2893 else delay = vc_acquire_delay;
2894
2895 if (kVCDarkBackground & vc_progress_options.options) vc_progress_white = TRUE;
2896 else if (kVCLightBackground & vc_progress_options.options) vc_progress_white = FALSE;
2897
2898 vc_progress_set( graphics_now, delay );
2899 gc_enable( !graphics_now );
2900 gc_acquired = TRUE;
2901 gc_desire_text = FALSE;
2902 break;
2903
2904 case kPEDisableScreen:
2905 if (gc_acquired)
2906 {
2907 gc_pause( TRUE, graphics_now );
2908 }
2909 break;
2910
2911 case kPEEnableScreen:
2912 if (gc_acquired)
2913 {
2914 gc_pause( FALSE, graphics_now );
2915 }
2916 break;
2917
2918 case kPETextScreen:
2919 if ( console_is_serial() ) break;
2920
2921 disable_debug_output = FALSE;
2922 if ( gc_acquired == FALSE )
2923 {
2924 gc_desire_text = TRUE;
2925 break;
2926 }
2927 if ( gc_graphics_boot == FALSE ) break;
2928
2929 vc_progress_set( FALSE, 0 );
2930 vc_enable_progressmeter( FALSE );
2931 gc_enable( TRUE );
2932 break;
2933
2934 case kPEReleaseScreen:
2935 gc_acquired = FALSE;
2936 gc_desire_text = FALSE;
2937 gc_enable( FALSE );
2938 if ( gc_graphics_boot == FALSE ) break;
2939
2940 vc_progress_set( FALSE, 0 );
2941 vc_acquire_delay = kProgressReacquireDelay;
2942 vc_progress_white = TRUE;
2943 vc_enable_progressmeter(FALSE);
2944 vc_progress_withmeter &= ~1;
2945 vc_clut8 = NULL;
2946 break;
2947
2948
2949 case kPERefreshBootGraphics:
2950 {
2951 spl_t s;
2952 boolean_t save;
2953
2954 if (kBootArgsFlagBlack & ((boot_args *) PE_state.bootArgs)->flags) break;
2955
2956 save = vc_progress_white;
2957 vc_progress_white = (0 != (kBootArgsFlagBlackBg & ((boot_args *) PE_state.bootArgs)->flags));
2958
2959 internal_enable_progressmeter(kProgressMeterKernel);
2960
2961 s = splhigh();
2962 simple_lock(&vc_progress_lock);
2963
2964 vc_progressmeter_drawn = 0;
2965 internal_set_progressmeter(vc_progressmeter_range(vc_progressmeter_count >> 13));
2966
2967 simple_unlock(&vc_progress_lock);
2968 splx(s);
2969
2970 internal_enable_progressmeter(kProgressMeterOff);
2971 vc_progress_white = save;
2972 }
2973 }
2974 }
2975
2976 void
2977 dim_screen(void)
2978 {
2979 unsigned int *p, *endp, *row;
2980 int col, rowline, rowlongs;
2981 register unsigned int mask;
2982
2983 if(!vinfo.v_depth)
2984 return;
2985
2986 if ( vinfo.v_depth == 32 )
2987 mask = 0x007F7F7F;
2988 else if ( vinfo.v_depth == 30 )
2989 mask = (0x1ff<<20) | (0x1ff<<10) | 0x1ff;
2990 else if ( vinfo.v_depth == 16 )
2991 mask = 0x3DEF3DEF;
2992 else
2993 return;
2994
2995 rowline = (int)(vinfo.v_rowscanbytes / 4);
2996 rowlongs = (int)(vinfo.v_rowbytes / 4);
2997
2998 p = (unsigned int*) vinfo.v_baseaddr;
2999 endp = p + (rowlongs * vinfo.v_height);
3000
3001 for (row = p ; row < endp ; row += rowlongs) {
3002 for (p = &row[0], col = 0; col < rowline; col++) {
3003 *p = (*p >> 1) & mask;
3004 ++p;
3005 }
3006 }
3007 }
3008
3009 void vcattach(void); /* XXX gcc 4 warning cleanup */
3010
3011 void
3012 vcattach(void)
3013 {
3014 vm_initialized = TRUE;
3015
3016 const boot_args * bootargs = (typeof(bootargs)) PE_state.bootArgs;
3017
3018 vc_progress_white = (0 != ((kBootArgsFlagBlackBg | kBootArgsFlagLoginUI)
3019 & bootargs->flags));
3020 PE_parse_boot_argn("meter", &vc_progress_withmeter, sizeof(vc_progress_withmeter));
3021
3022 if (kBootArgsFlagInstallUI & bootargs->flags)
3023 {
3024 vc_progress_meter_start = (bootargs->bootProgressMeterStart * kProgressMeterMax) / 65535;
3025 vc_progress_meter_end = (bootargs->bootProgressMeterEnd * kProgressMeterMax) / 65535;
3026 }
3027 else
3028 {
3029 vc_progress_meter_start = 0;
3030 vc_progress_meter_end = kProgressMeterMax;
3031 }
3032 simple_lock_init(&vc_progress_lock, 0);
3033
3034 if ( gc_graphics_boot == FALSE )
3035 {
3036 long index;
3037
3038 if ( gc_acquired )
3039 {
3040 initialize_screen(NULL, kPEReleaseScreen);
3041 }
3042
3043 initialize_screen(NULL, kPEAcquireScreen);
3044
3045 for ( index = 0 ; index < msgbufp->msg_bufx ; index++ )
3046 {
3047 if (msgbufp->msg_bufc[index] == '\0') {
3048 continue;
3049 }
3050
3051 vcputc( 0, 0, msgbufp->msg_bufc[index] );
3052
3053 if ( msgbufp->msg_bufc[index] == '\n' )
3054 {
3055 vcputc( 0, 0,'\r' );
3056 }
3057 }
3058 }
3059 }
3060
3061
3062 // redraw progress meter between pixels x1, x2, position at x3
3063 static void
3064 vc_draw_progress_meter(unsigned int flags, int x1, int x2, int x3)
3065 {
3066 const unsigned char * data;
3067 int x, w;
3068 int ox, oy;
3069 int endCapPos;
3070 int onoff;
3071 // 1 rounded fill, 0 square end
3072 int style = (0 == (2 & vc_progress_withmeter));
3073
3074 ox = ((vinfo.v_width - (kProgressBarWidth * vc_uiscale)) / 2);
3075 oy = vinfo.v_height - (vinfo.v_height / 3) - ((kProgressBarHeight * vc_uiscale) / 2);
3076
3077 if (kDataBack == flags)
3078 {
3079 // restore back bits
3080 vc_blit_rect(ox + x1, oy, x1,
3081 x2, (kProgressBarHeight * vc_uiscale), 0, (kProgressBarWidth * vc_uiscale),
3082 NULL, vc_progressmeter_backbuffer, flags);
3083 return;
3084 }
3085
3086 for (x = x1; x < x2; x += w)
3087 {
3088 onoff = (x < x3);
3089 endCapPos = ((style && onoff) ? x3 : (kProgressBarWidth * vc_uiscale));
3090 if (x < (kProgressBarCapWidth * vc_uiscale))
3091 {
3092 if (x2 < (kProgressBarCapWidth * vc_uiscale))
3093 w = x2 - x;
3094 else
3095 w = (kProgressBarCapWidth * vc_uiscale) - x;
3096 data = progressmeter_leftcap[vc_uiscale >= 2][onoff];
3097 data += x;
3098 vc_blit_rect(ox + x, oy, x, w,
3099 (kProgressBarHeight * vc_uiscale),
3100 (kProgressBarCapWidth * vc_uiscale),
3101 (kProgressBarWidth * vc_uiscale),
3102 data, vc_progressmeter_backbuffer, flags);
3103 }
3104 else if (x < (endCapPos - (kProgressBarCapWidth * vc_uiscale)))
3105 {
3106 if (x2 < (endCapPos - (kProgressBarCapWidth * vc_uiscale)))
3107 w = x2 - x;
3108 else
3109 w = (endCapPos - (kProgressBarCapWidth * vc_uiscale)) - x;
3110 data = progressmeter_middle[vc_uiscale >= 2][onoff];
3111 vc_blit_rect(ox + x, oy, x, w,
3112 (kProgressBarHeight * vc_uiscale),
3113 1,
3114 (kProgressBarWidth * vc_uiscale),
3115 data, vc_progressmeter_backbuffer, flags);
3116 }
3117 else
3118 {
3119 w = endCapPos - x;
3120 data = progressmeter_rightcap[vc_uiscale >= 2][onoff];
3121 data += x - (endCapPos - (kProgressBarCapWidth * vc_uiscale));
3122 vc_blit_rect(ox + x, oy, x, w,
3123 (kProgressBarHeight * vc_uiscale),
3124 (kProgressBarCapWidth * vc_uiscale),
3125 (kProgressBarWidth * vc_uiscale),
3126 data, vc_progressmeter_backbuffer, flags);
3127 }
3128 }
3129 }
3130
3131 extern void IORecordProgressBackbuffer(void * buffer, size_t size, uint32_t theme);
3132
3133 static void
3134 internal_enable_progressmeter(int new_value)
3135 {
3136 spl_t s;
3137 void * new_buffer;
3138 boolean_t stashBackbuffer;
3139
3140 stashBackbuffer = FALSE;
3141 new_buffer = NULL;
3142 if (new_value)
3143 {
3144 new_buffer = kalloc((kProgressBarWidth * vc_uiscale)
3145 * (kProgressBarHeight * vc_uiscale) * sizeof(int));
3146 }
3147
3148 s = splhigh();
3149 simple_lock(&vc_progress_lock);
3150
3151 if (kProgressMeterUser == new_value)
3152 {
3153 if (gc_enabled || !gc_acquired || !gc_graphics_boot
3154 || (kProgressMeterKernel == vc_progressmeter_enable)) new_value = vc_progressmeter_enable;
3155 }
3156
3157 if (new_value != vc_progressmeter_enable)
3158 {
3159 if (new_value)
3160 {
3161 if (kProgressMeterOff == vc_progressmeter_enable)
3162 {
3163 vc_progressmeter_backbuffer = new_buffer;
3164 vc_draw_progress_meter(kDataAlpha | kSave, 0, (kProgressBarWidth * vc_uiscale), 0);
3165 new_buffer = NULL;
3166 vc_progressmeter_drawn = 0;
3167 }
3168 vc_progressmeter_enable = new_value;
3169 }
3170 else if (vc_progressmeter_backbuffer)
3171 {
3172 if (kProgressMeterUser == vc_progressmeter_enable)
3173 {
3174 vc_draw_progress_meter(kDataBack, 0, (kProgressBarWidth * vc_uiscale), vc_progressmeter_drawn);
3175 }
3176 else stashBackbuffer = TRUE;
3177 new_buffer = vc_progressmeter_backbuffer;
3178 vc_progressmeter_backbuffer = NULL;
3179 vc_progressmeter_enable = FALSE;
3180 }
3181 }
3182
3183 simple_unlock(&vc_progress_lock);
3184 splx(s);
3185
3186 if (new_buffer)
3187 {
3188 if (stashBackbuffer) IORecordProgressBackbuffer(new_buffer,
3189 (kProgressBarWidth * vc_uiscale)
3190 * (kProgressBarHeight * vc_uiscale)
3191 * sizeof(int),
3192 vc_progress_white);
3193 kfree(new_buffer, (kProgressBarWidth * vc_uiscale)
3194 * (kProgressBarHeight * vc_uiscale) * sizeof(int));
3195 }
3196 }
3197
3198 static void
3199 internal_set_progressmeter(int new_value)
3200 {
3201 int x1, x3;
3202 int capRedraw;
3203 // 1 rounded fill, 0 square end
3204 int style = (0 == (2 & vc_progress_withmeter));
3205
3206 if ((new_value < 0) || (new_value > kProgressMeterMax)) return;
3207
3208 if (vc_progressmeter_enable)
3209 {
3210 vc_progressmeter_value = new_value;
3211
3212 capRedraw = (style ? (kProgressBarCapWidth * vc_uiscale) : 0);
3213 x3 = (((kProgressBarWidth * vc_uiscale) - 2 * capRedraw) * vc_progressmeter_value) / kProgressMeterMax;
3214 x3 += (2 * capRedraw);
3215
3216 if (x3 > vc_progressmeter_drawn)
3217 {
3218 x1 = capRedraw;
3219 if (x1 > vc_progressmeter_drawn) x1 = vc_progressmeter_drawn;
3220 vc_draw_progress_meter(kDataAlpha, vc_progressmeter_drawn - x1, x3, x3);
3221 }
3222 else
3223 {
3224 vc_draw_progress_meter(kDataAlpha, x3 - capRedraw, vc_progressmeter_drawn, x3);
3225 }
3226 vc_progressmeter_drawn = x3;
3227 }
3228 }
3229
3230 void
3231 vc_enable_progressmeter(int new_value)
3232 {
3233 if (kProgressMeterKernel == vc_progressmeter_enable)
3234 {
3235 vc_progressmeter_hold = new_value;
3236 }
3237 else
3238 {
3239 internal_enable_progressmeter(new_value ? kProgressMeterUser : kProgressMeterOff);
3240 }
3241 }
3242
3243 void
3244 vc_set_progressmeter(int new_value)
3245 {
3246 spl_t s;
3247
3248 s = splhigh();
3249 simple_lock(&vc_progress_lock);
3250
3251 if (vc_progressmeter_enable && (kProgressMeterKernel != vc_progressmeter_enable))
3252 {
3253 internal_set_progressmeter((new_value * kProgressMeterMax) / 100);
3254 }
3255
3256 simple_unlock(&vc_progress_lock);
3257 splx(s);
3258 }
3259
3260
3261
3262
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