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MFC: Fix a panic on boot that can occur if you hit keys on the keyboard
[dragonfly.git] / sys / dev / misc / syscons / syscons.h
blobd1990422b2c069734b06b0d03d8bf141033e11fc
1 /*-
2 * Copyright (c) 1995-1998 Søren Schmidt
3 * All rights reserved.
4 *
5 * This code is derived from software contributed to The DragonFly Project
6 * by Sascha Wildner <saw@online.de>
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer,
13 * without modification, immediately at the beginning of the file.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. The name of the author may not be used to endorse or promote products
18 * derived from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 *
31 * $FreeBSD: src/sys/dev/syscons/syscons.h,v 1.60.2.6 2002/09/15 22:30:45 dd Exp $
32 * $DragonFly: src/sys/dev/misc/syscons/syscons.h,v 1.20.4.1 2008/08/03 03:00:58 dillon Exp $
33 */
34
35 #ifndef _DEV_SYSCONS_SYSCONS_H_
36 #define _DEV_SYSCONS_SYSCONS_H_
37
38 #include <sys/malloc.h>
39
40 MALLOC_DECLARE(M_SYSCONS);
41
42 /* default values for configuration options */
43
44 #ifndef MAXCONS
45 #define MAXCONS 16 /* power of 2 */
46 #endif
47
48 #ifdef SC_NO_SYSMOUSE
49 #undef SC_NO_CUTPASTE
50 #define SC_NO_CUTPASTE 1
51 #endif
52
53 #ifdef SC_NO_MODE_CHANGE
54 #undef SC_PIXEL_MODE
55 #endif
56
57 /* Always load font data if the pixel (raster text) mode is to be used. */
58 #ifdef SC_PIXEL_MODE
59 #undef SC_NO_FONT_LOADING
60 #endif
61
62 /*
63 * If font data is not available, the `arrow'-shaped mouse cursor cannot
64 * be drawn. Use the alternative drawing method.
65 */
66 #ifdef SC_NO_FONT_LOADING
67 #undef SC_ALT_MOUSE_IMAGE
68 #define SC_ALT_MOUSE_IMAGE 1
69 #endif
70
71 #ifndef SC_CURSOR_CHAR
72 #define SC_CURSOR_CHAR (0x07)
73 #endif
74
75 #ifndef SC_MOUSE_CHAR
76 #define SC_MOUSE_CHAR (0xd0)
77 #endif
78
79 #if SC_MOUSE_CHAR <= SC_CURSOR_CHAR && SC_CURSOR_CHAR < (SC_MOUSE_CHAR + 4)
80 #undef SC_CURSOR_CHAR
81 #define SC_CURSOR_CHAR (SC_MOUSE_CHAR + 4)
82 #endif
83
84 #ifndef SC_DEBUG_LEVEL
85 #define SC_DEBUG_LEVEL 0
86 #endif
87
88 #define DPRINTF(l, p) if (SC_DEBUG_LEVEL >= (l)) kprintf p
89
90 #define SC_DRIVER_NAME "sc"
91 #define SC_VTY(dev) minor(dev)
92 #define SC_DEV(sc, vty) ((sc)->dev ? (sc)->dev[(vty) - (sc)->first_vty] : NULL)
93 #define SC_STAT(dev) ((scr_stat *)(dev)->si_drv1)
94
95 /* printable chars */
96 #ifndef PRINTABLE
97 #define PRINTABLE(ch) ((ch) > 0x1b || ((ch) > 0x0d && (ch) < 0x1b) \
98 || (ch) < 0x07)
99 #endif
100
101 /* macros for "intelligent" screen update */
102 #define mark_for_update(scp, x) {\
103 if ((x) < scp->start) scp->start = (x);\
104 else if ((x) > scp->end) scp->end = (x);\
105 }
106 #define mark_all(scp) {\
107 scp->start = 0;\
108 scp->end = scp->xsize * scp->ysize - 1;\
109 }
110
111 /* macro for calculating the drawing position in video memory */
112 #ifdef SC_PIXEL_MODE
113 #define VIDEO_MEMORY_POS(scp, pos, x) \
114 ((scp)->sc->adp->va_window + \
115 (x) * (scp)->xoff + \
116 (scp)->yoff * (scp)->font_size * (scp)->sc->adp->va_line_width +\
117 (x) * ((pos) % (scp)->xsize) + \
118 (scp)->font_size * (scp)->sc->adp->va_line_width * (pos / (scp)->xsize))
119 #endif
120
121 /* vty status flags (scp->status) */
122 #define UNKNOWN_MODE 0x00010 /* unknown video mode */
123 #define SWITCH_WAIT_REL 0x00080 /* waiting for vty release */
124 #define SWITCH_WAIT_ACQ 0x00100 /* waiting for vty ack */
125 #define BUFFER_SAVED 0x00200 /* vty buffer is saved */
126 #define CURSOR_ENABLED 0x00400 /* text cursor is enabled */
127 #define MOUSE_MOVED 0x01000 /* mouse cursor has moved */
128 #define MOUSE_CUTTING 0x02000 /* mouse cursor is cutting text */
129 #define MOUSE_VISIBLE 0x04000 /* mouse cursor is showing */
130 #define GRAPHICS_MODE 0x08000 /* vty is in a graphics mode */
131 #define PIXEL_MODE 0x10000 /* vty is in a raster text mode */
132 #define SAVER_RUNNING 0x20000 /* screen saver is running */
133 #define VR_CURSOR_BLINK 0x40000 /* blinking text cursor */
134 #define VR_CURSOR_ON 0x80000 /* text cursor is on */
135 #define MOUSE_HIDDEN 0x100000 /* mouse cursor is temporarily hidden */
136
137 /* misc defines */
138 #define FALSE 0
139 #define TRUE 1
140 #define COL 80
141 #define ROW 25
142 #define PCBURST 128
143
144 #ifndef BELL_DURATION
145 #define BELL_DURATION ((5 * hz + 99) / 100)
146 #define BELL_PITCH 800
147 #endif
148
149 /* virtual terminal buffer */
150 typedef struct sc_vtb {
151 int vtb_flags;
152 #define VTB_VALID (1 << 0)
153 #define VTB_ALLOCED (1 << 1)
154 int vtb_type;
155 #define VTB_INVALID 0
156 #define VTB_MEMORY 1
157 #define VTB_FRAMEBUFFER 2
158 #define VTB_RINGBUFFER 3
159 int vtb_cols;
160 int vtb_rows;
161 int vtb_size;
162 uint16_t *vtb_buffer;
163 int vtb_tail; /* valid for VTB_RINGBUFFER only */
164 } sc_vtb_t;
165
166 /* softc */
167
168 struct keyboard;
169 struct video_adapter;
170 struct scr_stat;
171 struct tty;
172 struct dev_ioctl_args;
173
174 typedef struct sc_softc {
175 int unit; /* unit # */
176 int config; /* configuration flags */
177 #define SC_VESA800X600 (1 << 7)
178 #define SC_AUTODETECT_KBD (1 << 8)
179 #define SC_KERNEL_CONSOLE (1 << 9)
180
181 int flags; /* status flags */
182 #define SC_VISUAL_BELL (1 << 0)
183 #define SC_QUIET_BELL (1 << 1)
184 #define SC_BLINK_CURSOR (1 << 2)
185 #define SC_CHAR_CURSOR (1 << 3)
186 #define SC_MOUSE_ENABLED (1 << 4)
187 #define SC_SCRN_IDLE (1 << 5)
188 #define SC_SCRN_BLANKED (1 << 6)
189 #define SC_SAVER_FAILED (1 << 7)
190 #define SC_SCRN_VTYLOCK (1 << 8)
191
192 #define SC_INIT_DONE (1 << 16)
193 #define SC_SPLASH_SCRN (1 << 17)
194
195 int keyboard; /* -1 if unavailable */
196 struct keyboard *kbd;
197
198 int adapter;
199 struct video_adapter *adp;
200 int initial_mode; /* initial video mode */
201
202 int first_vty;
203 int vtys;
204 cdev_t *dev;
205 struct scr_stat *console_scp;
206 struct scr_stat *cur_scp;
207 struct scr_stat *new_scp;
208 struct scr_stat *old_scp;
209 int delayed_next_scr;
210
211 char font_loading_in_progress;
212 char switch_in_progress;
213 char videoio_in_progress;
214 char write_in_progress;
215 char blink_in_progress;
216
217 long scrn_time_stamp;
218 struct callout scrn_timer_ch;
219
220 char cursor_base;
221 char cursor_height;
222
223 u_char scr_map[256];
224 u_char scr_rmap[256];
225
226 #ifdef _SC_MD_SOFTC_DECLARED_
227 sc_md_softc_t md; /* machine dependent vars */
228 #endif
229
230 #ifndef SC_NO_PALETTE_LOADING
231 u_char palette[256*3];
232 #endif
233
234 #ifndef SC_NO_FONT_LOADING
235 int fonts_loaded;
236 #define FONT_8 2
237 #define FONT_14 4
238 #define FONT_16 8
239 u_char *font_8;
240 u_char *font_14;
241 u_char *font_16;
242 #endif
243
244 u_char cursor_char;
245 u_char mouse_char;
246
247 } sc_softc_t;
248
249 /* virtual screen */
250 typedef struct scr_stat {
251 int index; /* index of this vty */
252 struct sc_softc *sc; /* pointer to softc */
253 struct sc_rndr_sw *rndr; /* renderer */
254 sc_vtb_t scr;
255 sc_vtb_t vtb;
256
257 int xpos; /* current X position */
258 int ypos; /* current Y position */
259 int xsize; /* X text size */
260 int ysize; /* Y text size */
261 int xpixel; /* X graphics size */
262 int ypixel; /* Y graphics size */
263 int xoff; /* X offset in pixel mode */
264 int yoff; /* Y offset in pixel mode */
265
266 u_char *font; /* current font */
267 int font_size; /* fontsize in Y direction */
268
269 int start; /* modified area start */
270 int end; /* modified area end */
271
272 struct sc_term_sw *tsw;
273 void *ts;
274
275 int status; /* status (bitfield) */
276 int kbd_mode; /* keyboard I/O mode */
277
278 int cursor_pos; /* cursor buffer position */
279 int cursor_oldpos; /* cursor old buffer position */
280 u_short cursor_saveunder_char; /* saved char under cursor */
281 u_short cursor_saveunder_attr; /* saved attr under cursor */
282 char cursor_base; /* cursor base line # */
283 char cursor_height; /* cursor height */
284
285 int mouse_pos; /* mouse buffer position */
286 int mouse_oldpos; /* mouse old buffer position */
287 short mouse_xpos; /* mouse x coordinate */
288 short mouse_ypos; /* mouse y coordinate */
289 short mouse_oldxpos; /* mouse previous x coordinate */
290 short mouse_oldypos; /* mouse previous y coordinate */
291 short mouse_buttons; /* mouse buttons */
292 int mouse_cut_start; /* mouse cut start pos */
293 int mouse_cut_end; /* mouse cut end pos */
294 struct proc *mouse_proc; /* proc* of controlling proc */
295 pid_t mouse_pid; /* pid of controlling proc */
296 int mouse_signal; /* signal # to report with */
297
298 u_short bell_duration;
299 u_short bell_pitch;
300
301 struct callout blink_screen_ch;
302
303 uint32_t ega_palette[16]; /* ega palette */
304 u_char border; /* border color */
305 int mode; /* mode */
306 pid_t pid; /* pid of controlling proc */
307 struct proc *proc; /* proc* of controlling proc */
308 struct vt_mode smode; /* switch mode */
309
310 sc_vtb_t *history; /* circular history buffer */
311 int history_pos; /* position shown on screen */
312 int history_size; /* size of history buffer */
313
314 int splash_save_mode; /* saved mode for splash screen */
315 int splash_save_status; /* saved status for splash screen */
316 #ifdef _SCR_MD_STAT_DECLARED_
317 scr_md_stat_t md; /* machine dependent vars */
318 #endif
319 } scr_stat;
320
321 #ifndef SC_NORM_ATTR
322 #define SC_NORM_ATTR (FG_LIGHTGREY | BG_BLACK)
323 #endif
324 #ifndef SC_NORM_REV_ATTR
325 #define SC_NORM_REV_ATTR (FG_BLACK | BG_LIGHTGREY)
326 #endif
327 #ifndef SC_KERNEL_CONS_ATTR
328 #define SC_KERNEL_CONS_ATTR (FG_WHITE | BG_BLACK)
329 #endif
330 #ifndef SC_KERNEL_CONS_REV_ATTR
331 #define SC_KERNEL_CONS_REV_ATTR (FG_BLACK | BG_LIGHTGREY)
332 #endif
333
334 /* terminal emulator */
335
336 #ifndef SC_DFLT_TERM
337 #define SC_DFLT_TERM "*" /* any */
338 #endif
339
340 typedef int sc_term_init_t(scr_stat *scp, void **tcp, int code);
341 #define SC_TE_COLD_INIT 0
342 #define SC_TE_WARM_INIT 1
343 typedef int sc_term_term_t(scr_stat *scp, void **tcp);
344 typedef void sc_term_puts_t(scr_stat *scp, u_char *buf, int len);
345 typedef int sc_term_ioctl_t(scr_stat *scp, struct tty *tp, u_long cmd,
346 caddr_t data, int flag);
347 typedef int sc_term_reset_t(scr_stat *scp, int code);
348 #define SC_TE_HARD_RESET 0
349 #define SC_TE_SOFT_RESET 1
350 typedef void sc_term_default_attr_t(scr_stat *scp, int norm, int rev);
351 typedef void sc_term_clear_t(scr_stat *scp);
352 typedef void sc_term_notify_t(scr_stat *scp, int event);
353 #define SC_TE_NOTIFY_VTSWITCH_IN 0
354 #define SC_TE_NOTIFY_VTSWITCH_OUT 1
355 typedef int sc_term_input_t(scr_stat *scp, int c, struct tty *tp);
356
357 typedef struct sc_term_sw {
358 LIST_ENTRY(sc_term_sw) link;
359 char *te_name; /* name of the emulator */
360 char *te_desc; /* description */
361 char *te_renderer; /* matching renderer */
362 size_t te_size; /* size of internal buffer */
363 int te_refcount; /* reference counter */
364 sc_term_init_t *te_init;
365 sc_term_term_t *te_term;
366 sc_term_puts_t *te_puts;
367 sc_term_ioctl_t *te_ioctl;
368 sc_term_reset_t *te_reset;
369 sc_term_default_attr_t *te_default_attr;
370 sc_term_clear_t *te_clear;
371 sc_term_notify_t *te_notify;
372 sc_term_input_t *te_input;
373 } sc_term_sw_t;
374
375 extern struct linker_set scterm_set;
376
377 #define SCTERM_MODULE(name, sw) \
378 DATA_SET(scterm_set, sw); \
379 static int \
380 scterm_##name##_event(module_t mod, int type, void *data) \
381 { \
382 switch (type) { \
383 case MOD_LOAD: \
384 return sc_term_add(&sw); \
385 case MOD_UNLOAD: \
386 if (sw.te_refcount > 0) \
387 return EBUSY; \
388 return sc_term_remove(&sw); \
389 default: \
390 break; \
391 } \
392 return 0; \
393 } \
394 static moduledata_t scterm_##name##_mod = { \
395 "scterm-" #name, \
396 scterm_##name##_event, \
397 NULL, \
398 }; \
399 DECLARE_MODULE(scterm_##name, scterm_##name##_mod, \
400 SI_SUB_DRIVERS, SI_ORDER_MIDDLE)
401
402 /* renderer function table */
403 typedef void vr_init_t(scr_stat *scp);
404 typedef void vr_draw_border_t(scr_stat *scp, int color);
405 typedef void vr_draw_t(scr_stat *scp, int from, int count, int flip);
406 typedef void vr_set_cursor_t(scr_stat *scp, int base, int height, int blink);
407 typedef void vr_draw_cursor_t(scr_stat *scp, int at, int blink,
408 int on, int flip);
409 typedef void vr_blink_cursor_t(scr_stat *scp, int at, int flip);
410 typedef void vr_set_mouse_t(scr_stat *scp);
411 typedef void vr_draw_mouse_t(scr_stat *scp, int x, int y, int on);
412
413 typedef struct sc_rndr_sw {
414 vr_init_t *init;
415 vr_draw_border_t *draw_border;
416 vr_draw_t *draw;
417 vr_set_cursor_t *set_cursor;
418 vr_draw_cursor_t *draw_cursor;
419 vr_blink_cursor_t *blink_cursor;
420 vr_set_mouse_t *set_mouse;
421 vr_draw_mouse_t *draw_mouse;
422 } sc_rndr_sw_t;
423
424 typedef struct sc_renderer {
425 char *name;
426 int mode;
427 sc_rndr_sw_t *rndrsw;
428 LIST_ENTRY(sc_renderer) link;
429 } sc_renderer_t;
430
431 extern struct linker_set scrndr_set;
432
433 #define RENDERER(name, mode, sw, set) \
434 static struct sc_renderer scrndr_##name##_##mode = { \
435 #name, mode, &sw \
436 }; \
437 DATA_SET(scrndr_set, scrndr_##name##_##mode); \
438 DATA_SET(set, scrndr_##name##_##mode)
439
440 #define RENDERER_MODULE(name, set) \
441 SET_DECLARE(set, sc_renderer_t); \
442 static int \
443 scrndr_##name##_event(module_t mod, int type, void *data) \
444 { \
445 sc_renderer_t **list; \
446 int error = 0; \
447 switch (type) { \
448 case MOD_LOAD: \
449 SET_FOREACH(list, set) { \
450 error = sc_render_add(*list); \
451 if (error) \
452 break; \
453 } \
454 break; \
455 case MOD_UNLOAD: \
456 SET_FOREACH(list, set) { \
457 error = sc_render_remove(*list); \
458 if (error) \
459 break; \
460 } \
461 break; \
462 default: \
463 break; \
464 } \
465 return error; \
466 } \
467 static moduledata_t scrndr_##name##_mod = { \
468 "scrndr-" #name, \
469 scrndr_##name##_event, \
470 NULL, \
471 }; \
472 DECLARE_MODULE(scrndr_##name, scrndr_##name##_mod, \
473 SI_SUB_DRIVERS, SI_ORDER_MIDDLE)
474
475 typedef struct {
476 int cursor_start;
477 int cursor_end;
478 int shift_state;
479 int bell_pitch;
480 } bios_values_t;
481
482 /* other macros */
483 #define ISTEXTSC(scp) (!((scp)->status \
484 & (UNKNOWN_MODE | GRAPHICS_MODE | PIXEL_MODE)))
485 #define ISGRAPHSC(scp) (((scp)->status \
486 & (UNKNOWN_MODE | GRAPHICS_MODE)))
487 #define ISPIXELSC(scp) (((scp)->status \
488 & (UNKNOWN_MODE | GRAPHICS_MODE | PIXEL_MODE))\
489 == PIXEL_MODE)
490 #define ISUNKNOWNSC(scp) ((scp)->status & UNKNOWN_MODE)
491
492 #define ISMOUSEAVAIL(af) ((af) & V_ADP_FONT)
493 #define ISFONTAVAIL(af) ((af) & V_ADP_FONT)
494 #define ISPALAVAIL(af) ((af) & V_ADP_PALETTE)
495
496 #define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG)
497
498 #define kbd_read_char(kbd, wait) \
499 (*kbdsw[(kbd)->kb_index]->read_char)((kbd), (wait))
500 #define kbd_check_char(kbd) \
501 (*kbdsw[(kbd)->kb_index]->check_char)((kbd))
502 #define kbd_enable(kbd) \
503 (*kbdsw[(kbd)->kb_index]->enable)((kbd))
504 #define kbd_disable(kbd) \
505 (*kbdsw[(kbd)->kb_index]->disable)((kbd))
506 #define kbd_lock(kbd, lockf) \
507 (*kbdsw[(kbd)->kb_index]->lock)((kbd), (lockf))
508 #define kbd_ioctl(kbd, cmd, arg) \
509 (((kbd) == NULL) ? \
510 ENODEV : (*kbdsw[(kbd)->kb_index]->ioctl)((kbd), (cmd), (arg)))
511 #define kbd_clear_state(kbd) \
512 (*kbdsw[(kbd)->kb_index]->clear_state)((kbd))
513 #define kbd_get_fkeystr(kbd, fkey, len) \
514 (*kbdsw[(kbd)->kb_index]->get_fkeystr)((kbd), (fkey), (len))
515 #define kbd_poll(kbd, on) \
516 (*kbdsw[(kbd)->kb_index]->poll)((kbd), (on))
517
518 /* syscons.c */
519 int sc_probe_unit(int unit, int flags);
520 int sc_attach_unit(int unit, int flags);
521
522 int set_mode(scr_stat *scp);
523 void refresh_ega_palette(scr_stat *scp);
524
525 void sc_set_border(scr_stat *scp, int color);
526 void sc_load_font(scr_stat *scp, int page, int size, u_char *font,
527 int base, int count);
528 void sc_save_font(scr_stat *scp, int page, int size, u_char *font,
529 int base, int count);
530 void sc_show_font(scr_stat *scp, int page);
531
532 void sc_touch_scrn_saver(void);
533 void sc_puts(scr_stat *scp, u_char *buf, int len);
534 void sc_draw_cursor_image(scr_stat *scp);
535 void sc_remove_cursor_image(scr_stat *scp);
536 void sc_set_cursor_image(scr_stat *scp);
537 int sc_clean_up(scr_stat *scp);
538 int sc_switch_scr(sc_softc_t *sc, u_int next_scr);
539 void sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard);
540 int sc_init_emulator(scr_stat *scp, char *name);
541 void sc_paste(scr_stat *scp, u_char *p, int count);
542 void sc_bell(scr_stat *scp, int pitch, int duration);
543
544 /* schistory.c */
545 #ifndef SC_NO_HISTORY
546 int sc_alloc_history_buffer(scr_stat *scp, int lines,
547 int prev_ysize, int wait);
548 void sc_free_history_buffer(scr_stat *scp, int prev_ysize);
549 void sc_hist_save(scr_stat *scp);
550 #define sc_hist_save_one_line(scp, from) \
551 sc_vtb_append(&(scp)->vtb, (from), (scp)->history, (scp)->xsize)
552 int sc_hist_restore(scr_stat *scp);
553 void sc_hist_home(scr_stat *scp);
554 void sc_hist_end(scr_stat *scp);
555 int sc_hist_up_line(scr_stat *scp);
556 int sc_hist_down_line(scr_stat *scp);
557 int sc_hist_ioctl(struct tty *tp, u_long cmd, caddr_t data,
558 int flag);
559 #endif /* SC_NO_HISTORY */
560
561 /* scmouse.c */
562 #ifndef SC_NO_CUTPASTE
563 void sc_alloc_cut_buffer(scr_stat *scp, int wait);
564 void sc_draw_mouse_image(scr_stat *scp);
565 void sc_remove_mouse_image(scr_stat *scp);
566 int sc_inside_cutmark(scr_stat *scp, int pos);
567 void sc_remove_cutmarking(scr_stat *scp);
568 void sc_remove_all_cutmarkings(sc_softc_t *scp);
569 void sc_remove_all_mouse(sc_softc_t *scp);
570 #else
571 #define sc_draw_mouse_image(scp)
572 #define sc_remove_mouse_image(scp)
573 #define sc_inside_cutmark(scp, pos) FALSE
574 #define sc_remove_cutmarking(scp)
575 #define sc_remove_all_cutmarkings(scp)
576 #define sc_remove_all_mouse(scp)
577 #endif /* SC_NO_CUTPASTE */
578 #ifndef SC_NO_SYSMOUSE
579 void sc_mouse_move(scr_stat *scp, int x, int y);
580 int sc_mouse_ioctl(struct tty *tp, u_long cmd, caddr_t data,
581 int flag);
582 #endif /* SC_NO_SYSMOUSE */
583
584 /* scvidctl.c */
585 int sc_set_text_mode(scr_stat *scp, struct tty *tp, int mode,
586 int xsize, int ysize, int fontsize);
587 int sc_set_graphics_mode(scr_stat *scp, struct tty *tp, int mode);
588 int sc_set_pixel_mode(scr_stat *scp, struct tty *tp,
589 int xsize, int ysize, int fontsize);
590 int sc_vid_ioctl(struct tty *tp, u_long cmd, caddr_t data,
591 int flag);
592
593 int sc_render_add(sc_renderer_t *rndr);
594 int sc_render_remove(sc_renderer_t *rndr);
595 sc_rndr_sw_t *sc_render_match(scr_stat *scp, char *name, int mode);
596
597 /* scvtb.c */
598 void sc_vtb_init(sc_vtb_t *vtb, int type, int cols, int rows,
599 void *buffer, int wait);
600 void sc_vtb_destroy(sc_vtb_t *vtb);
601 size_t sc_vtb_size(int cols, int rows);
602 void sc_vtb_clear(sc_vtb_t *vtb, int c, int attr);
603
604 int sc_vtb_getc(sc_vtb_t *vtb, int at);
605 int sc_vtb_geta(sc_vtb_t *vtb, int at);
606 void sc_vtb_putc(sc_vtb_t *vtb, int at, int c, int a);
607 uint16_t *sc_vtb_putchar(sc_vtb_t *vtb, uint16_t *p, int c, int a);
608 int sc_vtb_pos(sc_vtb_t *vtb, int pos, int offset);
609
610 #define sc_vtb_tail(vtb) ((vtb)->vtb_tail)
611 #define sc_vtb_rows(vtb) ((vtb)->vtb_rows)
612 #define sc_vtb_cols(vtb) ((vtb)->vtb_cols)
613
614 void sc_vtb_copy(sc_vtb_t *vtb1, int from, sc_vtb_t *vtb2, int to,
615 int count);
616 void sc_vtb_append(sc_vtb_t *vtb1, int from, sc_vtb_t *vtb2,
617 int count);
618 void sc_vtb_seek(sc_vtb_t *vtb, int pos);
619 void sc_vtb_erase(sc_vtb_t *vtb, int at, int count, int c, int attr);
620 void sc_vtb_move(sc_vtb_t *vtb, int from, int to, int count);
621 void sc_vtb_delete(sc_vtb_t *vtb, int at, int count, int c, int attr);
622 void sc_vtb_ins(sc_vtb_t *vtb, int at, int count, int c, int attr);
623
624 /* sysmouse.c */
625 int sysmouse_event(mouse_info_t *info);
626
627 /* scterm.c */
628 void sc_move_cursor(scr_stat *scp, int x, int y);
629 void sc_clear_screen(scr_stat *scp);
630 int sc_term_add(sc_term_sw_t *sw);
631 int sc_term_remove(sc_term_sw_t *sw);
632 sc_term_sw_t *sc_term_match(char *name);
633 sc_term_sw_t *sc_term_match_by_number(int index);
634
635 /* machine dependent functions */
636 int sc_max_unit(void);
637 sc_softc_t *sc_get_softc(int unit, int flags);
638 sc_softc_t *sc_find_softc(struct video_adapter *adp, struct keyboard *kbd);
639 int sc_get_cons_priority(int *unit, int *flags);
640 void sc_get_bios_values(bios_values_t *values);
641 int sc_tone(int hertz);
642
643 #endif /* !_DEV_SYSCONS_SYSCONS_H_ */
DragonFly BSD