Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/dev/syscons/syscons.h
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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: releng/9.0/sys/dev/syscons/syscons.h 225221 2011-08-27 22:10:45Z rwatson $ 32 */ 33 34 #ifndef _DEV_SYSCONS_SYSCONS_H_ 35 #define _DEV_SYSCONS_SYSCONS_H_ 36 37 #include <sys/lock.h> 38 #include <sys/mutex.h> 39 40 /* machine-dependent part of the header */ 41 42 #ifdef PC98 43 #include <pc98/cbus/sc_machdep.h> 44 #elif defined(__i386__) 45 /* nothing for the moment */ 46 #endif 47 48 /* default values for configuration options */ 49 50 #ifndef MAXCONS 51 #define MAXCONS 16 52 #endif 53 54 #ifdef SC_NO_SYSMOUSE 55 #undef SC_NO_CUTPASTE 56 #define SC_NO_CUTPASTE 1 57 #endif 58 59 #ifdef SC_NO_MODE_CHANGE 60 #undef SC_PIXEL_MODE 61 #endif 62 63 /* Always load font data if the pixel (raster text) mode is to be used. */ 64 #ifdef SC_PIXEL_MODE 65 #undef SC_NO_FONT_LOADING 66 #endif 67 68 /* 69 * If font data is not available, the `arrow'-shaped mouse cursor cannot 70 * be drawn. Use the alternative drawing method. 71 */ 72 #ifdef SC_NO_FONT_LOADING 73 #undef SC_ALT_MOUSE_IMAGE 74 #define SC_ALT_MOUSE_IMAGE 1 75 #endif 76 77 #ifndef SC_CURSOR_CHAR 78 #define SC_CURSOR_CHAR (0x07) 79 #endif 80 81 #ifndef SC_MOUSE_CHAR 82 #define SC_MOUSE_CHAR (0xd0) 83 #endif 84 85 #if SC_MOUSE_CHAR <= SC_CURSOR_CHAR && SC_CURSOR_CHAR < (SC_MOUSE_CHAR + 4) 86 #undef SC_CURSOR_CHAR 87 #define SC_CURSOR_CHAR (SC_MOUSE_CHAR + 4) 88 #endif 89 90 #ifndef SC_DEBUG_LEVEL 91 #define SC_DEBUG_LEVEL 0 92 #endif 93 94 #define DPRINTF(l, p) if (SC_DEBUG_LEVEL >= (l)) printf p 95 96 #ifndef __sparc64__ 97 #define SC_DRIVER_NAME "sc" 98 #else 99 /* 100 * Use a different driver name on sparc64 so it does not get confused 101 * with the system controller devices which are also termed 'sc' in OFW. 102 */ 103 #define SC_DRIVER_NAME "syscons" 104 #endif 105 #define SC_VTY(dev) (((sc_ttysoftc *)tty_softc(tp))->st_index) 106 #define SC_DEV(sc, vty) ((sc)->dev[(vty) - (sc)->first_vty]) 107 #define SC_STAT(tp) (*((scr_stat **)&((sc_ttysoftc *)tty_softc(tp))->st_stat)) 108 109 /* printable chars */ 110 #ifndef PRINTABLE 111 #define PRINTABLE(ch) ((ch) > 0x1b || ((ch) > 0x0d && (ch) < 0x1b) \ 112 || (ch) < 0x07) 113 #endif 114 115 /* macros for "intelligent" screen update */ 116 #define mark_for_update(scp, x) {\ 117 if ((x) < scp->start) scp->start = (x);\ 118 else if ((x) > scp->end) scp->end = (x);\ 119 } 120 #define mark_all(scp) {\ 121 scp->start = 0;\ 122 scp->end = scp->xsize * scp->ysize - 1;\ 123 } 124 125 /* vty status flags (scp->status) */ 126 #define UNKNOWN_MODE 0x00010 /* unknown video mode */ 127 #define SWITCH_WAIT_REL 0x00080 /* waiting for vty release */ 128 #define SWITCH_WAIT_ACQ 0x00100 /* waiting for vty ack */ 129 #define BUFFER_SAVED 0x00200 /* vty buffer is saved */ 130 #define CURSOR_ENABLED 0x00400 /* text cursor is enabled */ 131 #define MOUSE_MOVED 0x01000 /* mouse cursor has moved */ 132 #define MOUSE_CUTTING 0x02000 /* mouse cursor is cutting text */ 133 #define MOUSE_VISIBLE 0x04000 /* mouse cursor is showing */ 134 #define GRAPHICS_MODE 0x08000 /* vty is in a graphics mode */ 135 #define PIXEL_MODE 0x10000 /* vty is in a raster text mode */ 136 #define SAVER_RUNNING 0x20000 /* screen saver is running */ 137 #define VR_CURSOR_BLINK 0x40000 /* blinking text cursor */ 138 #define VR_CURSOR_ON 0x80000 /* text cursor is on */ 139 #define MOUSE_HIDDEN 0x100000 /* mouse cursor is temporarily hidden */ 140 141 /* misc defines */ 142 #define FALSE 0 143 #define TRUE 1 144 145 /* 146 The following #defines are hard-coded for a maximum text 147 resolution corresponding to a maximum framebuffer 148 resolution of 1600x1200 with an 8x8 font... 149 */ 150 #define COL 200 151 #define ROW 150 152 153 #define PCBURST 128 154 155 #ifndef BELL_DURATION 156 #define BELL_DURATION ((5 * hz + 99) / 100) 157 #define BELL_PITCH 800 158 #endif 159 160 /* virtual terminal buffer */ 161 typedef struct sc_vtb { 162 int vtb_flags; 163 #define VTB_VALID (1 << 0) 164 #define VTB_ALLOCED (1 << 1) 165 int vtb_type; 166 #define VTB_INVALID 0 167 #define VTB_MEMORY 1 168 #define VTB_FRAMEBUFFER 2 169 #define VTB_RINGBUFFER 3 170 int vtb_cols; 171 int vtb_rows; 172 int vtb_size; 173 vm_offset_t vtb_buffer; 174 int vtb_tail; /* valid for VTB_RINGBUFFER only */ 175 } sc_vtb_t; 176 177 /* text cursor attributes */ 178 struct cursor_attr { 179 int flags; 180 int base; 181 int height; 182 }; 183 184 /* softc */ 185 186 struct keyboard; 187 struct video_adapter; 188 struct scr_stat; 189 struct tty; 190 191 typedef struct sc_softc { 192 int unit; /* unit # */ 193 int config; /* configuration flags */ 194 #define SC_VESAMODE (1 << 7) 195 #define SC_AUTODETECT_KBD (1 << 8) 196 #define SC_KERNEL_CONSOLE (1 << 9) 197 198 int flags; /* status flags */ 199 #define SC_VISUAL_BELL (1 << 0) 200 #define SC_QUIET_BELL (1 << 1) 201 #if 0 /* not used anymore */ 202 #define SC_BLINK_CURSOR (1 << 2) 203 #define SC_CHAR_CURSOR (1 << 3) 204 #endif 205 #define SC_MOUSE_ENABLED (1 << 4) 206 #define SC_SCRN_IDLE (1 << 5) 207 #define SC_SCRN_BLANKED (1 << 6) 208 #define SC_SAVER_FAILED (1 << 7) 209 #define SC_SCRN_VTYLOCK (1 << 8) 210 211 #define SC_INIT_DONE (1 << 16) 212 #define SC_SPLASH_SCRN (1 << 17) 213 214 int keyboard; /* -1 if unavailable */ 215 struct keyboard *kbd; 216 217 int adapter; 218 struct video_adapter *adp; 219 int initial_mode; /* initial video mode */ 220 221 int first_vty; 222 int vtys; 223 struct tty **dev; 224 struct scr_stat *cur_scp; 225 struct scr_stat *new_scp; 226 struct scr_stat *old_scp; 227 int delayed_next_scr; 228 229 char font_loading_in_progress; 230 char switch_in_progress; 231 char write_in_progress; 232 char blink_in_progress; 233 struct mtx video_mtx; 234 235 long scrn_time_stamp; 236 237 struct cursor_attr dflt_curs_attr; 238 struct cursor_attr curs_attr; 239 240 u_char scr_map[256]; 241 u_char scr_rmap[256]; 242 243 #ifdef _SC_MD_SOFTC_DECLARED_ 244 sc_md_softc_t md; /* machine dependent vars */ 245 #endif 246 247 #ifndef SC_NO_PALETTE_LOADING 248 u_char palette[256 * 3]; 249 #ifdef SC_PIXEL_MODE 250 u_char palette2[256 * 3]; 251 #endif 252 #endif 253 254 #ifndef SC_NO_FONT_LOADING 255 int fonts_loaded; 256 #define FONT_8 2 257 #define FONT_14 4 258 #define FONT_16 8 259 #define FONT_22 8 260 u_char *font_8; 261 u_char *font_14; 262 u_char *font_16; 263 u_char *font_22; 264 #endif 265 266 u_char cursor_char; 267 u_char mouse_char; 268 269 #ifdef KDB 270 int sc_altbrk; 271 #endif 272 } sc_softc_t; 273 274 /* virtual screen */ 275 typedef struct scr_stat { 276 int index; /* index of this vty */ 277 struct sc_softc *sc; /* pointer to softc */ 278 struct sc_rndr_sw *rndr; /* renderer */ 279 #ifndef __sparc64__ 280 sc_vtb_t scr; 281 #endif 282 sc_vtb_t vtb; 283 284 int xpos; /* current X position */ 285 int ypos; /* current Y position */ 286 int xsize; /* X text size */ 287 int ysize; /* Y text size */ 288 int xpixel; /* X graphics size */ 289 int ypixel; /* Y graphics size */ 290 int xoff; /* X offset in pixel mode */ 291 int yoff; /* Y offset in pixel mode */ 292 293 u_char *font; /* current font */ 294 int font_size; /* fontsize in Y direction */ 295 int font_width; /* fontsize in X direction */ 296 297 int start; /* modified area start */ 298 int end; /* modified area end */ 299 300 struct sc_term_sw *tsw; 301 void *ts; 302 303 int status; /* status (bitfield) */ 304 int kbd_mode; /* keyboard I/O mode */ 305 306 int cursor_pos; /* cursor buffer position */ 307 int cursor_oldpos; /* cursor old buffer position */ 308 u_short cursor_saveunder_char; /* saved char under cursor */ 309 u_short cursor_saveunder_attr; /* saved attr under cursor */ 310 struct cursor_attr dflt_curs_attr; 311 struct cursor_attr curr_curs_attr; 312 struct cursor_attr curs_attr; 313 314 int mouse_pos; /* mouse buffer position */ 315 int mouse_oldpos; /* mouse old buffer position */ 316 short mouse_xpos; /* mouse x coordinate */ 317 short mouse_ypos; /* mouse y coordinate */ 318 short mouse_oldxpos; /* mouse previous x coordinate */ 319 short mouse_oldypos; /* mouse previous y coordinate */ 320 short mouse_buttons; /* mouse buttons */ 321 int mouse_cut_start; /* mouse cut start pos */ 322 int mouse_cut_end; /* mouse cut end pos */ 323 int mouse_level; /* xterm mouse protocol */ 324 struct proc *mouse_proc; /* proc* of controlling proc */ 325 pid_t mouse_pid; /* pid of controlling proc */ 326 int mouse_signal; /* signal # to report with */ 327 328 u_short bell_duration; 329 u_short bell_pitch; 330 331 u_char border; /* border color */ 332 int mode; /* mode */ 333 pid_t pid; /* pid of controlling proc */ 334 struct proc *proc; /* proc* of controlling proc */ 335 struct vt_mode smode; /* switch mode */ 336 337 sc_vtb_t *history; /* circular history buffer */ 338 int history_pos; /* position shown on screen */ 339 int history_size; /* size of history buffer */ 340 341 int splash_save_mode; /* saved mode for splash screen */ 342 int splash_save_status; /* saved status for splash screen */ 343 struct mtx scr_lock; /* mutex for sc_puts() */ 344 #ifdef _SCR_MD_STAT_DECLARED_ 345 scr_md_stat_t md; /* machine dependent vars */ 346 #endif 347 } scr_stat; 348 349 /* TTY softc. */ 350 typedef struct sc_ttysoftc { 351 int st_index; 352 scr_stat *st_stat; 353 } sc_ttysoftc; 354 355 #ifndef SC_NORM_ATTR 356 #define SC_NORM_ATTR (FG_LIGHTGREY | BG_BLACK) 357 #endif 358 #ifndef SC_NORM_REV_ATTR 359 #define SC_NORM_REV_ATTR (FG_BLACK | BG_LIGHTGREY) 360 #endif 361 #ifndef SC_KERNEL_CONS_ATTR 362 #define SC_KERNEL_CONS_ATTR (FG_WHITE | BG_BLACK) 363 #endif 364 #ifndef SC_KERNEL_CONS_REV_ATTR 365 #define SC_KERNEL_CONS_REV_ATTR (FG_BLACK | BG_LIGHTGREY) 366 #endif 367 368 /* terminal emulator */ 369 370 #ifndef SC_DFLT_TERM 371 #define SC_DFLT_TERM "*" /* any */ 372 #endif 373 374 typedef int sc_term_init_t(scr_stat *scp, void **tcp, int code); 375 #define SC_TE_COLD_INIT 0 376 #define SC_TE_WARM_INIT 1 377 typedef int sc_term_term_t(scr_stat *scp, void **tcp); 378 typedef void sc_term_puts_t(scr_stat *scp, u_char *buf, int len, int kernel); 379 typedef int sc_term_ioctl_t(scr_stat *scp, struct tty *tp, u_long cmd, 380 caddr_t data, struct thread *td); 381 typedef int sc_term_reset_t(scr_stat *scp, int code); 382 #define SC_TE_HARD_RESET 0 383 #define SC_TE_SOFT_RESET 1 384 typedef void sc_term_default_attr_t(scr_stat *scp, int norm, int rev); 385 typedef void sc_term_clear_t(scr_stat *scp); 386 typedef void sc_term_notify_t(scr_stat *scp, int event); 387 #define SC_TE_NOTIFY_VTSWITCH_IN 0 388 #define SC_TE_NOTIFY_VTSWITCH_OUT 1 389 typedef int sc_term_input_t(scr_stat *scp, int c, struct tty *tp); 390 typedef const char *sc_term_fkeystr_t(scr_stat *scp, int c); 391 392 typedef struct sc_term_sw { 393 LIST_ENTRY(sc_term_sw) link; 394 char *te_name; /* name of the emulator */ 395 char *te_desc; /* description */ 396 char *te_renderer; /* matching renderer */ 397 size_t te_size; /* size of internal buffer */ 398 int te_refcount; /* reference counter */ 399 sc_term_init_t *te_init; 400 sc_term_term_t *te_term; 401 sc_term_puts_t *te_puts; 402 sc_term_ioctl_t *te_ioctl; 403 sc_term_reset_t *te_reset; 404 sc_term_default_attr_t *te_default_attr; 405 sc_term_clear_t *te_clear; 406 sc_term_notify_t *te_notify; 407 sc_term_input_t *te_input; 408 sc_term_fkeystr_t *te_fkeystr; 409 } sc_term_sw_t; 410 411 #define SCTERM_MODULE(name, sw) \ 412 DATA_SET(scterm_set, sw); \ 413 static int \ 414 scterm_##name##_event(module_t mod, int type, void *data) \ 415 { \ 416 switch (type) { \ 417 case MOD_LOAD: \ 418 return sc_term_add(&sw); \ 419 case MOD_UNLOAD: \ 420 if (sw.te_refcount > 0) \ 421 return EBUSY; \ 422 return sc_term_remove(&sw); \ 423 default: \ 424 return EOPNOTSUPP; \ 425 break; \ 426 } \ 427 return 0; \ 428 } \ 429 static moduledata_t scterm_##name##_mod = { \ 430 "scterm-" #name, \ 431 scterm_##name##_event, \ 432 NULL, \ 433 }; \ 434 DECLARE_MODULE(scterm_##name, scterm_##name##_mod, \ 435 SI_SUB_DRIVERS, SI_ORDER_MIDDLE) 436 437 /* renderer function table */ 438 typedef void vr_init_t(scr_stat *scp); 439 typedef void vr_clear_t(scr_stat *scp, int c, int attr); 440 typedef void vr_draw_border_t(scr_stat *scp, int color); 441 typedef void vr_draw_t(scr_stat *scp, int from, int count, int flip); 442 typedef void vr_set_cursor_t(scr_stat *scp, int base, int height, int blink); 443 typedef void vr_draw_cursor_t(scr_stat *scp, int at, int blink, 444 int on, int flip); 445 typedef void vr_blink_cursor_t(scr_stat *scp, int at, int flip); 446 typedef void vr_set_mouse_t(scr_stat *scp); 447 typedef void vr_draw_mouse_t(scr_stat *scp, int x, int y, int on); 448 449 typedef struct sc_rndr_sw { 450 vr_init_t *init; 451 vr_clear_t *clear; 452 vr_draw_border_t *draw_border; 453 vr_draw_t *draw; 454 vr_set_cursor_t *set_cursor; 455 vr_draw_cursor_t *draw_cursor; 456 vr_blink_cursor_t *blink_cursor; 457 vr_set_mouse_t *set_mouse; 458 vr_draw_mouse_t *draw_mouse; 459 } sc_rndr_sw_t; 460 461 typedef struct sc_renderer { 462 char *name; 463 int mode; 464 sc_rndr_sw_t *rndrsw; 465 LIST_ENTRY(sc_renderer) link; 466 } sc_renderer_t; 467 468 #define RENDERER(name, mode, sw, set) \ 469 static struct sc_renderer scrndr_##name##_##mode = { \ 470 #name, mode, &sw \ 471 }; \ 472 DATA_SET(scrndr_set, scrndr_##name##_##mode); \ 473 DATA_SET(set, scrndr_##name##_##mode) 474 475 #define RENDERER_MODULE(name, set) \ 476 SET_DECLARE(set, sc_renderer_t); \ 477 static int \ 478 scrndr_##name##_event(module_t mod, int type, void *data) \ 479 { \ 480 sc_renderer_t **list; \ 481 int error = 0; \ 482 switch (type) { \ 483 case MOD_LOAD: \ 484 SET_FOREACH(list, set) { \ 485 error = sc_render_add(*list); \ 486 if (error) \ 487 break; \ 488 } \ 489 break; \ 490 case MOD_UNLOAD: \ 491 SET_FOREACH(list, set) { \ 492 error = sc_render_remove(*list);\ 493 if (error) \ 494 break; \ 495 } \ 496 break; \ 497 default: \ 498 return EOPNOTSUPP; \ 499 break; \ 500 } \ 501 return error; \ 502 } \ 503 static moduledata_t scrndr_##name##_mod = { \ 504 "scrndr-" #name, \ 505 scrndr_##name##_event, \ 506 NULL, \ 507 }; \ 508 DECLARE_MODULE(scrndr_##name, scrndr_##name##_mod, \ 509 SI_SUB_DRIVERS, SI_ORDER_MIDDLE) 510 511 typedef struct { 512 int cursor_start; 513 int cursor_end; 514 int shift_state; 515 int bell_pitch; 516 } bios_values_t; 517 518 /* other macros */ 519 #define ISTEXTSC(scp) (!((scp)->status \ 520 & (UNKNOWN_MODE | GRAPHICS_MODE | PIXEL_MODE))) 521 #define ISGRAPHSC(scp) (((scp)->status \ 522 & (UNKNOWN_MODE | GRAPHICS_MODE))) 523 #define ISPIXELSC(scp) (((scp)->status \ 524 & (UNKNOWN_MODE | GRAPHICS_MODE | PIXEL_MODE))\ 525 == PIXEL_MODE) 526 #define ISUNKNOWNSC(scp) ((scp)->status & UNKNOWN_MODE) 527 528 #define ISMOUSEAVAIL(af) ((af) & V_ADP_FONT) 529 #define ISFONTAVAIL(af) ((af) & V_ADP_FONT) 530 #define ISPALAVAIL(af) ((af) & V_ADP_PALETTE) 531 532 #define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) 533 534 #define SC_VIDEO_LOCKINIT(sc) \ 535 mtx_init(&(sc)->video_mtx, "syscons video lock", NULL, \ 536 MTX_SPIN | MTX_RECURSE); 537 #define SC_VIDEO_LOCK(sc) \ 538 do { \ 539 if (!cold) \ 540 mtx_lock_spin(&(sc)->video_mtx); \ 541 } while(0) 542 #define SC_VIDEO_UNLOCK(sc) \ 543 do { \ 544 if (!cold) \ 545 mtx_unlock_spin(&(sc)->video_mtx); \ 546 } while(0) 547 548 /* syscons.c */ 549 extern int (*sc_user_ioctl)(struct tty *tp, u_long cmd, caddr_t data, 550 struct thread *td); 551 552 int sc_probe_unit(int unit, int flags); 553 int sc_attach_unit(int unit, int flags); 554 555 int set_mode(scr_stat *scp); 556 557 void sc_set_border(scr_stat *scp, int color); 558 void sc_load_font(scr_stat *scp, int page, int size, int width, 559 u_char *font, int base, int count); 560 void sc_save_font(scr_stat *scp, int page, int size, int width, 561 u_char *font, int base, int count); 562 void sc_show_font(scr_stat *scp, int page); 563 564 void sc_touch_scrn_saver(void); 565 void sc_puts(scr_stat *scp, u_char *buf, int len, int kernel); 566 void sc_draw_cursor_image(scr_stat *scp); 567 void sc_remove_cursor_image(scr_stat *scp); 568 void sc_set_cursor_image(scr_stat *scp); 569 void sc_change_cursor_shape(scr_stat *scp, int flags, 570 int base, int height); 571 int sc_clean_up(scr_stat *scp); 572 int sc_switch_scr(sc_softc_t *sc, u_int next_scr); 573 void sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard); 574 int sc_init_emulator(scr_stat *scp, char *name); 575 void sc_paste(scr_stat *scp, const u_char *p, int count); 576 void sc_respond(scr_stat *scp, const u_char *p, 577 int count, int wakeup); 578 void sc_bell(scr_stat *scp, int pitch, int duration); 579 580 /* schistory.c */ 581 #ifndef SC_NO_HISTORY 582 int sc_alloc_history_buffer(scr_stat *scp, int lines, 583 int prev_ysize, int wait); 584 void sc_free_history_buffer(scr_stat *scp, int prev_ysize); 585 void sc_hist_save(scr_stat *scp); 586 #define sc_hist_save_one_line(scp, from) \ 587 sc_vtb_append(&(scp)->vtb, (from), (scp)->history, (scp)->xsize) 588 int sc_hist_restore(scr_stat *scp); 589 void sc_hist_home(scr_stat *scp); 590 void sc_hist_end(scr_stat *scp); 591 int sc_hist_up_line(scr_stat *scp); 592 int sc_hist_down_line(scr_stat *scp); 593 int sc_hist_ioctl(struct tty *tp, u_long cmd, caddr_t data, 594 struct thread *td); 595 #endif /* SC_NO_HISTORY */ 596 597 /* scmouse.c */ 598 #ifndef SC_NO_CUTPASTE 599 void sc_alloc_cut_buffer(scr_stat *scp, int wait); 600 void sc_draw_mouse_image(scr_stat *scp); 601 void sc_remove_mouse_image(scr_stat *scp); 602 int sc_inside_cutmark(scr_stat *scp, int pos); 603 void sc_remove_cutmarking(scr_stat *scp); 604 void sc_remove_all_cutmarkings(sc_softc_t *scp); 605 void sc_remove_all_mouse(sc_softc_t *scp); 606 void sc_mouse_paste(scr_stat *scp); 607 #else 608 #define sc_draw_mouse_image(scp) 609 #define sc_remove_mouse_image(scp) 610 #define sc_inside_cutmark(scp, pos) FALSE 611 #define sc_remove_cutmarking(scp) 612 #define sc_remove_all_cutmarkings(scp) 613 #define sc_remove_all_mouse(scp) 614 #define sc_mouse_paste(scp) 615 #endif /* SC_NO_CUTPASTE */ 616 #ifndef SC_NO_SYSMOUSE 617 void sc_mouse_move(scr_stat *scp, int x, int y); 618 int sc_mouse_ioctl(struct tty *tp, u_long cmd, caddr_t data, 619 struct thread *td); 620 #endif /* SC_NO_SYSMOUSE */ 621 622 /* scvidctl.c */ 623 int sc_set_text_mode(scr_stat *scp, struct tty *tp, int mode, 624 int xsize, int ysize, int fontsize, 625 int font_width); 626 int sc_set_graphics_mode(scr_stat *scp, struct tty *tp, int mode); 627 int sc_set_pixel_mode(scr_stat *scp, struct tty *tp, int xsize, 628 int ysize, int fontsize, int font_width); 629 int sc_support_pixel_mode(void *arg); 630 int sc_vid_ioctl(struct tty *tp, u_long cmd, caddr_t data, 631 struct thread *td); 632 633 int sc_render_add(sc_renderer_t *rndr); 634 int sc_render_remove(sc_renderer_t *rndr); 635 sc_rndr_sw_t *sc_render_match(scr_stat *scp, char *name, int mode); 636 637 /* scvtb.c */ 638 void sc_vtb_init(sc_vtb_t *vtb, int type, int cols, int rows, 639 void *buffer, int wait); 640 void sc_vtb_destroy(sc_vtb_t *vtb); 641 size_t sc_vtb_size(int cols, int rows); 642 void sc_vtb_clear(sc_vtb_t *vtb, int c, int attr); 643 644 int sc_vtb_getc(sc_vtb_t *vtb, int at); 645 int sc_vtb_geta(sc_vtb_t *vtb, int at); 646 void sc_vtb_putc(sc_vtb_t *vtb, int at, int c, int a); 647 vm_offset_t sc_vtb_putchar(sc_vtb_t *vtb, vm_offset_t p, int c, int a); 648 vm_offset_t sc_vtb_pointer(sc_vtb_t *vtb, int at); 649 int sc_vtb_pos(sc_vtb_t *vtb, int pos, int offset); 650 651 #define sc_vtb_tail(vtb) ((vtb)->vtb_tail) 652 #define sc_vtb_rows(vtb) ((vtb)->vtb_rows) 653 #define sc_vtb_cols(vtb) ((vtb)->vtb_cols) 654 655 void sc_vtb_copy(sc_vtb_t *vtb1, int from, sc_vtb_t *vtb2, int to, 656 int count); 657 void sc_vtb_append(sc_vtb_t *vtb1, int from, sc_vtb_t *vtb2, 658 int count); 659 void sc_vtb_seek(sc_vtb_t *vtb, int pos); 660 void sc_vtb_erase(sc_vtb_t *vtb, int at, int count, int c, int attr); 661 void sc_vtb_move(sc_vtb_t *vtb, int from, int to, int count); 662 void sc_vtb_delete(sc_vtb_t *vtb, int at, int count, int c, int attr); 663 void sc_vtb_ins(sc_vtb_t *vtb, int at, int count, int c, int attr); 664 665 /* sysmouse.c */ 666 int sysmouse_event(mouse_info_t *info); 667 668 /* scterm.c */ 669 void sc_move_cursor(scr_stat *scp, int x, int y); 670 void sc_clear_screen(scr_stat *scp); 671 int sc_term_add(sc_term_sw_t *sw); 672 int sc_term_remove(sc_term_sw_t *sw); 673 sc_term_sw_t *sc_term_match(char *name); 674 sc_term_sw_t *sc_term_match_by_number(int index); 675 676 /* machine dependent functions */ 677 int sc_max_unit(void); 678 sc_softc_t *sc_get_softc(int unit, int flags); 679 sc_softc_t *sc_find_softc(struct video_adapter *adp, struct keyboard *kbd); 680 int sc_get_cons_priority(int *unit, int *flags); 681 void sc_get_bios_values(bios_values_t *values); 682 int sc_tone(int herz); 683 684 #endif /* !_DEV_SYSCONS_SYSCONS_H_ */
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