1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 1995-1998 Søren Schmidt 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The DragonFly Project 8 * by Sascha Wildner <saw@online.de> 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer, 15 * without modification, immediately at the beginning of the file. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. The name of the author may not be used to endorse or promote products 20 * derived from this software without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 * 33 * $FreeBSD$ 34 */ 35 36 #ifndef _DEV_SYSCONS_SYSCONS_H_ 37 #define _DEV_SYSCONS_SYSCONS_H_ 38 39 #include <sys/kdb.h> /* XXX */ 40 #include <sys/_lock.h> 41 #include <sys/_mutex.h> 42 43 /* default values for configuration options */ 44 45 #ifndef MAXCONS 46 #define MAXCONS 16 47 #endif 48 49 #ifdef SC_NO_SYSMOUSE 50 #undef SC_NO_CUTPASTE 51 #define SC_NO_CUTPASTE 1 52 #endif 53 54 #ifdef SC_NO_MODE_CHANGE 55 #undef SC_PIXEL_MODE 56 #endif 57 58 /* Always load font data if the pixel (raster text) mode is to be used. */ 59 #ifdef SC_PIXEL_MODE 60 #undef SC_NO_FONT_LOADING 61 #endif 62 63 /* 64 * If font data is not available, the `arrow'-shaped mouse cursor cannot 65 * be drawn. Use the alternative drawing method. 66 */ 67 #ifdef SC_NO_FONT_LOADING 68 #undef SC_ALT_MOUSE_IMAGE 69 #define SC_ALT_MOUSE_IMAGE 1 70 #endif 71 72 #ifndef SC_CURSOR_CHAR 73 #define SC_CURSOR_CHAR 7 74 #endif 75 76 #ifndef SC_MOUSE_CHAR 77 #define SC_MOUSE_CHAR 8 78 #endif 79 80 #if SC_MOUSE_CHAR <= SC_CURSOR_CHAR && SC_CURSOR_CHAR < (SC_MOUSE_CHAR + 4) 81 #undef SC_CURSOR_CHAR 82 #define SC_CURSOR_CHAR (SC_MOUSE_CHAR + 4) 83 #endif 84 85 #ifndef SC_DEBUG_LEVEL 86 #define SC_DEBUG_LEVEL 0 87 #endif 88 89 #define DPRINTF(l, p) if (SC_DEBUG_LEVEL >= (l)) printf p 90 91 #ifndef __sparc64__ 92 #define SC_DRIVER_NAME "sc" 93 #else 94 /* 95 * Use a different driver name on sparc64 so it does not get confused 96 * with the system controller devices which are also termed 'sc' in OFW. 97 */ 98 #define SC_DRIVER_NAME "syscons" 99 #endif 100 #define SC_VTY(dev) (((sc_ttysoftc *)tty_softc(tp))->st_index) 101 #define SC_DEV(sc, vty) ((sc)->dev[(vty) - (sc)->first_vty]) 102 #define SC_STAT(tp) (*((scr_stat **)&((sc_ttysoftc *)tty_softc(tp))->st_stat)) 103 104 /* printable chars */ 105 #ifndef PRINTABLE 106 #define PRINTABLE(ch) ((ch) > 0x1b || ((ch) > 0x0d && (ch) < 0x1b) \ 107 || (ch) < 0x07) 108 #endif 109 110 /* macros for "intelligent" screen update */ 111 #define mark_for_update(scp, x) {\ 112 if ((x) < scp->start) scp->start = (x);\ 113 else if ((x) > scp->end) scp->end = (x);\ 114 } 115 #define mark_all(scp) {\ 116 scp->start = 0;\ 117 scp->end = scp->xsize * scp->ysize - 1;\ 118 } 119 120 /* vty status flags (scp->status) */ 121 #define UNKNOWN_MODE 0x00010 /* unknown video mode */ 122 #define SWITCH_WAIT_REL 0x00080 /* waiting for vty release */ 123 #define SWITCH_WAIT_ACQ 0x00100 /* waiting for vty ack */ 124 #define BUFFER_SAVED 0x00200 /* vty buffer is saved */ 125 #define CURSOR_ENABLED 0x00400 /* text cursor is enabled */ 126 #define MOUSE_MOVED 0x01000 /* mouse cursor has moved */ 127 #define MOUSE_CUTTING 0x02000 /* mouse cursor is cutting text */ 128 #define MOUSE_VISIBLE 0x04000 /* mouse cursor is showing */ 129 #define GRAPHICS_MODE 0x08000 /* vty is in a graphics mode */ 130 #define PIXEL_MODE 0x10000 /* vty is in a raster text mode */ 131 #define SAVER_RUNNING 0x20000 /* screen saver is running */ 132 #define VR_CURSOR_BLINK 0x40000 /* blinking text cursor */ 133 #define VR_CURSOR_ON 0x80000 /* text cursor is on */ 134 #define MOUSE_HIDDEN 0x100000 /* mouse cursor is temporarily hidden */ 135 136 /* misc defines */ 137 #define FALSE 0 138 #define TRUE 1 139 140 /* 141 The following #defines are hard-coded for a maximum text 142 resolution corresponding to a maximum framebuffer 143 resolution of 1920x1200 with an 8x8 font... 144 */ 145 #define COL 240 146 #define ROW 150 147 148 #define PCBURST 128 149 150 #ifndef BELL_DURATION 151 #define BELL_DURATION ((5 * hz + 99) / 100) 152 #define BELL_PITCH 800 153 #endif 154 155 /* virtual terminal buffer */ 156 typedef struct sc_vtb { 157 int vtb_flags; 158 #define VTB_VALID (1 << 0) 159 #define VTB_ALLOCED (1 << 1) 160 int vtb_type; 161 #define VTB_INVALID 0 162 #define VTB_MEMORY 1 163 #define VTB_FRAMEBUFFER 2 164 #define VTB_RINGBUFFER 3 165 int vtb_cols; 166 int vtb_rows; 167 int vtb_size; 168 vm_offset_t vtb_buffer; 169 int vtb_tail; /* valid for VTB_RINGBUFFER only */ 170 } sc_vtb_t; 171 172 /* text and some mouse cursor attributes */ 173 struct cursor_attr { 174 u_char flags; 175 u_char base; 176 u_char height; 177 u_char bg[3]; 178 u_char mouse_ba; 179 u_char mouse_ia; 180 }; 181 182 /* softc */ 183 184 struct keyboard; 185 struct video_adapter; 186 struct scr_stat; 187 struct tty; 188 189 struct sc_cnstate { 190 u_char kbd_locked; 191 u_char kdb_locked; 192 u_char mtx_locked; 193 u_char kbd_opened; 194 u_char scr_opened; 195 }; 196 197 typedef struct sc_softc { 198 int unit; /* unit # */ 199 int config; /* configuration flags */ 200 #define SC_VESAMODE (1 << 7) 201 #define SC_AUTODETECT_KBD (1 << 8) 202 #define SC_KERNEL_CONSOLE (1 << 9) 203 204 int flags; /* status flags */ 205 #define SC_VISUAL_BELL (1 << 0) 206 #define SC_QUIET_BELL (1 << 1) 207 #if 0 /* not used anymore */ 208 #define SC_BLINK_CURSOR (1 << 2) 209 #define SC_CHAR_CURSOR (1 << 3) 210 #endif 211 #define SC_MOUSE_ENABLED (1 << 4) 212 #define SC_SCRN_IDLE (1 << 5) 213 #define SC_SCRN_BLANKED (1 << 6) 214 #define SC_SAVER_FAILED (1 << 7) 215 #define SC_SCRN_VTYLOCK (1 << 8) 216 217 #define SC_INIT_DONE (1 << 16) 218 #define SC_SPLASH_SCRN (1 << 17) 219 220 struct keyboard *kbd; /* NULL if unavailable. */ 221 222 int adapter; 223 struct video_adapter *adp; 224 int initial_mode; /* initial video mode */ 225 226 int first_vty; 227 int vtys; 228 struct tty **dev; 229 struct scr_stat *cur_scp; 230 struct scr_stat *new_scp; 231 struct scr_stat *old_scp; 232 int delayed_next_scr; 233 234 char font_loading_in_progress; 235 char switch_in_progress; 236 char write_in_progress; 237 char blink_in_progress; 238 int grab_level; 239 /* 2 is just enough for kdb to grab for stepping normal grabbing: */ 240 struct sc_cnstate grab_state[2]; 241 int kbd_open_level; 242 struct mtx video_mtx; 243 244 long scrn_time_stamp; 245 246 struct cursor_attr dflt_curs_attr; 247 struct cursor_attr curs_attr; 248 249 u_char scr_map[256]; 250 u_char scr_rmap[256]; 251 252 #ifdef _SC_MD_SOFTC_DECLARED_ 253 sc_md_softc_t md; /* machine dependent vars */ 254 #endif 255 256 #ifndef SC_NO_PALETTE_LOADING 257 u_char palette[256 * 3]; 258 #ifdef SC_PIXEL_MODE 259 u_char palette2[256 * 3]; 260 #endif 261 #endif 262 263 #ifndef SC_NO_FONT_LOADING 264 int fonts_loaded; 265 #define FONT_8 2 266 #define FONT_14 4 267 #define FONT_16 8 268 #define FONT_22 8 269 u_char *font_8; 270 u_char *font_14; 271 u_char *font_16; 272 u_char *font_22; 273 #endif 274 275 u_char cursor_char; 276 u_char mouse_char; 277 278 #ifdef KDB 279 int sc_altbrk; 280 #endif 281 struct callout ctimeout; 282 struct callout cblink; 283 } sc_softc_t; 284 285 /* virtual screen */ 286 typedef struct scr_stat { 287 int index; /* index of this vty */ 288 struct sc_softc *sc; /* pointer to softc */ 289 struct sc_rndr_sw *rndr; /* renderer */ 290 #ifndef __sparc64__ 291 sc_vtb_t scr; 292 #endif 293 sc_vtb_t vtb; 294 295 int xpos; /* current X position */ 296 int ypos; /* current Y position */ 297 int xsize; /* X text size */ 298 int ysize; /* Y text size */ 299 int xpixel; /* X graphics size */ 300 int ypixel; /* Y graphics size */ 301 int xoff; /* X offset in pixel mode */ 302 int yoff; /* Y offset in pixel mode */ 303 304 u_char *font; /* current font */ 305 int font_size; /* fontsize in Y direction */ 306 int font_width; /* fontsize in X direction */ 307 308 int start; /* modified area start */ 309 int end; /* modified area end */ 310 311 struct sc_term_sw *tsw; 312 void *ts; 313 314 int status; /* status (bitfield) */ 315 int kbd_mode; /* keyboard I/O mode */ 316 317 int cursor_pos; /* cursor buffer position */ 318 int cursor_oldpos; /* cursor old buffer position */ 319 struct cursor_attr dflt_curs_attr; 320 struct cursor_attr base_curs_attr; 321 struct cursor_attr curs_attr; 322 323 int mouse_pos; /* mouse buffer position */ 324 int mouse_oldpos; /* mouse old buffer position */ 325 short mouse_xpos; /* mouse x coordinate */ 326 short mouse_ypos; /* mouse y coordinate */ 327 short mouse_oldxpos; /* mouse previous x coordinate */ 328 short mouse_oldypos; /* mouse previous y coordinate */ 329 short mouse_buttons; /* mouse buttons */ 330 int mouse_cut_start; /* mouse cut start pos */ 331 int mouse_cut_end; /* mouse cut end pos */ 332 int mouse_level; /* xterm mouse protocol */ 333 struct proc *mouse_proc; /* proc* of controlling proc */ 334 pid_t mouse_pid; /* pid of controlling proc */ 335 int mouse_signal; /* signal # to report with */ 336 const void *mouse_data; /* renderer (pixmap) data */ 337 338 u_short bell_duration; 339 u_short bell_pitch; 340 341 u_char border; /* border color */ 342 int mode; /* mode */ 343 pid_t pid; /* pid of controlling proc */ 344 struct proc *proc; /* proc* of controlling proc */ 345 struct vt_mode smode; /* switch mode */ 346 347 sc_vtb_t *history; /* circular history buffer */ 348 int history_pos; /* position shown on screen */ 349 int history_size; /* size of history buffer */ 350 351 int splash_save_mode; /* saved mode for splash screen */ 352 int splash_save_status; /* saved status for splash screen */ 353 #ifdef _SCR_MD_STAT_DECLARED_ 354 scr_md_stat_t md; /* machine dependent vars */ 355 #endif 356 } scr_stat; 357 358 /* TTY softc. */ 359 typedef struct sc_ttysoftc { 360 int st_index; 361 scr_stat *st_stat; 362 } sc_ttysoftc; 363 364 #ifndef SC_NORM_ATTR 365 #define SC_NORM_ATTR (FG_LIGHTGREY | BG_BLACK) 366 #endif 367 #ifndef SC_NORM_REV_ATTR 368 #define SC_NORM_REV_ATTR (FG_BLACK | BG_LIGHTGREY) 369 #endif 370 #ifndef SC_KERNEL_CONS_ATTR 371 #define SC_KERNEL_CONS_ATTR (FG_WHITE | BG_BLACK) 372 #endif 373 #ifndef SC_KERNEL_CONS_REV_ATTR 374 #define SC_KERNEL_CONS_REV_ATTR (FG_BLACK | BG_LIGHTGREY) 375 #endif 376 377 /* terminal emulator */ 378 379 #ifndef SC_DFLT_TERM 380 #define SC_DFLT_TERM "scteken" 381 #endif 382 383 typedef int sc_term_init_t(scr_stat *scp, void **tcp, int code); 384 #define SC_TE_COLD_INIT 0 385 #define SC_TE_WARM_INIT 1 386 typedef int sc_term_term_t(scr_stat *scp, void **tcp); 387 typedef void sc_term_puts_t(scr_stat *scp, u_char *buf, int len); 388 typedef int sc_term_ioctl_t(scr_stat *scp, struct tty *tp, u_long cmd, 389 caddr_t data, struct thread *td); 390 typedef int sc_term_reset_t(scr_stat *scp, int code); 391 #define SC_TE_HARD_RESET 0 392 #define SC_TE_SOFT_RESET 1 393 typedef void sc_term_default_attr_t(scr_stat *scp, int norm, int rev); 394 typedef void sc_term_clear_t(scr_stat *scp); 395 typedef void sc_term_notify_t(scr_stat *scp, int event); 396 #define SC_TE_NOTIFY_VTSWITCH_IN 0 397 #define SC_TE_NOTIFY_VTSWITCH_OUT 1 398 typedef int sc_term_input_t(scr_stat *scp, int c, struct tty *tp); 399 typedef const char *sc_term_fkeystr_t(scr_stat *scp, int c); 400 typedef void sc_term_sync_t(scr_stat *scp); 401 402 typedef struct sc_term_sw { 403 LIST_ENTRY(sc_term_sw) link; 404 char *te_name; /* name of the emulator */ 405 char *te_desc; /* description */ 406 char *te_renderer; /* matching renderer */ 407 size_t te_size; /* size of internal buffer */ 408 int te_refcount; /* reference counter */ 409 sc_term_init_t *te_init; 410 sc_term_term_t *te_term; 411 sc_term_puts_t *te_puts; 412 sc_term_ioctl_t *te_ioctl; 413 sc_term_reset_t *te_reset; 414 sc_term_default_attr_t *te_default_attr; 415 sc_term_clear_t *te_clear; 416 sc_term_notify_t *te_notify; 417 sc_term_input_t *te_input; 418 sc_term_fkeystr_t *te_fkeystr; 419 sc_term_sync_t *te_sync; 420 } sc_term_sw_t; 421 422 #define SCTERM_MODULE(name, sw) \ 423 DATA_SET(scterm_set, sw); \ 424 static int \ 425 scterm_##name##_event(module_t mod, int type, void *data) \ 426 { \ 427 switch (type) { \ 428 case MOD_LOAD: \ 429 return sc_term_add(&sw); \ 430 case MOD_UNLOAD: \ 431 if (sw.te_refcount > 0) \ 432 return EBUSY; \ 433 return sc_term_remove(&sw); \ 434 default: \ 435 return EOPNOTSUPP; \ 436 break; \ 437 } \ 438 return 0; \ 439 } \ 440 static moduledata_t scterm_##name##_mod = { \ 441 "scterm-" #name, \ 442 scterm_##name##_event, \ 443 NULL, \ 444 }; \ 445 DECLARE_MODULE(scterm_##name, scterm_##name##_mod, \ 446 SI_SUB_DRIVERS, SI_ORDER_MIDDLE) 447 448 /* renderer function table */ 449 typedef void vr_init_t(scr_stat *scp); 450 typedef void vr_clear_t(scr_stat *scp, int c, int attr); 451 typedef void vr_draw_border_t(scr_stat *scp, int color); 452 typedef void vr_draw_t(scr_stat *scp, int from, int count, int flip); 453 typedef void vr_set_cursor_t(scr_stat *scp, int base, int height, int blink); 454 typedef void vr_draw_cursor_t(scr_stat *scp, int at, int blink, 455 int on, int flip); 456 typedef void vr_blink_cursor_t(scr_stat *scp, int at, int flip); 457 typedef void vr_set_mouse_t(scr_stat *scp); 458 typedef void vr_draw_mouse_t(scr_stat *scp, int x, int y, int on); 459 460 typedef struct sc_rndr_sw { 461 vr_init_t *init; 462 vr_clear_t *clear; 463 vr_draw_border_t *draw_border; 464 vr_draw_t *draw; 465 vr_set_cursor_t *set_cursor; 466 vr_draw_cursor_t *draw_cursor; 467 vr_blink_cursor_t *blink_cursor; 468 vr_set_mouse_t *set_mouse; 469 vr_draw_mouse_t *draw_mouse; 470 } sc_rndr_sw_t; 471 472 typedef struct sc_renderer { 473 char *name; 474 int mode; 475 sc_rndr_sw_t *rndrsw; 476 LIST_ENTRY(sc_renderer) link; 477 } sc_renderer_t; 478 479 #define RENDERER(name, mode, sw, set) \ 480 static struct sc_renderer scrndr_##name##_##mode = { \ 481 #name, mode, &sw \ 482 }; \ 483 DATA_SET(scrndr_set, scrndr_##name##_##mode); \ 484 DATA_SET(set, scrndr_##name##_##mode) 485 486 #define RENDERER_MODULE(name, set) \ 487 SET_DECLARE(set, sc_renderer_t); \ 488 static int \ 489 scrndr_##name##_event(module_t mod, int type, void *data) \ 490 { \ 491 sc_renderer_t **list; \ 492 int error = 0; \ 493 switch (type) { \ 494 case MOD_LOAD: \ 495 SET_FOREACH(list, set) { \ 496 error = sc_render_add(*list); \ 497 if (error) \ 498 break; \ 499 } \ 500 break; \ 501 case MOD_UNLOAD: \ 502 SET_FOREACH(list, set) { \ 503 error = sc_render_remove(*list);\ 504 if (error) \ 505 break; \ 506 } \ 507 break; \ 508 default: \ 509 return EOPNOTSUPP; \ 510 break; \ 511 } \ 512 return error; \ 513 } \ 514 static moduledata_t scrndr_##name##_mod = { \ 515 "scrndr-" #name, \ 516 scrndr_##name##_event, \ 517 NULL, \ 518 }; \ 519 DECLARE_MODULE(scrndr_##name, scrndr_##name##_mod, \ 520 SI_SUB_DRIVERS, SI_ORDER_MIDDLE) 521 522 typedef struct { 523 int shift_state; 524 int bell_pitch; 525 } bios_values_t; 526 527 /* other macros */ 528 #define ISTEXTSC(scp) (!((scp)->status \ 529 & (UNKNOWN_MODE | GRAPHICS_MODE | PIXEL_MODE))) 530 #define ISGRAPHSC(scp) (((scp)->status \ 531 & (UNKNOWN_MODE | GRAPHICS_MODE))) 532 #define ISPIXELSC(scp) (((scp)->status \ 533 & (UNKNOWN_MODE | GRAPHICS_MODE | PIXEL_MODE))\ 534 == PIXEL_MODE) 535 #define ISUNKNOWNSC(scp) ((scp)->status & UNKNOWN_MODE) 536 537 #define ISMOUSEAVAIL(af) ((af) & V_ADP_FONT) 538 #define ISFONTAVAIL(af) ((af) & V_ADP_FONT) 539 #define ISPALAVAIL(af) ((af) & V_ADP_PALETTE) 540 541 #define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) 542 543 #define SC_VIDEO_LOCKINIT(sc) \ 544 mtx_init(&(sc)->video_mtx, "syscons video lock", NULL, \ 545 MTX_SPIN | MTX_RECURSE); 546 #define SC_VIDEO_LOCK(sc) \ 547 do { \ 548 if (!kdb_active) \ 549 mtx_lock_spin(&(sc)->video_mtx); \ 550 } while(0) 551 #define SC_VIDEO_UNLOCK(sc) \ 552 do { \ 553 if (!kdb_active) \ 554 mtx_unlock_spin(&(sc)->video_mtx); \ 555 } while(0) 556 557 /* syscons.c */ 558 extern int (*sc_user_ioctl)(struct tty *tp, u_long cmd, caddr_t data, 559 struct thread *td); 560 561 int sc_probe_unit(int unit, int flags); 562 int sc_attach_unit(int unit, int flags); 563 564 int set_mode(scr_stat *scp); 565 566 void sc_set_border(scr_stat *scp, int color); 567 void sc_load_font(scr_stat *scp, int page, int size, int width, 568 u_char *font, int base, int count); 569 void sc_save_font(scr_stat *scp, int page, int size, int width, 570 u_char *font, int base, int count); 571 void sc_show_font(scr_stat *scp, int page); 572 573 void sc_touch_scrn_saver(void); 574 void sc_draw_cursor_image(scr_stat *scp); 575 void sc_remove_cursor_image(scr_stat *scp); 576 void sc_set_cursor_image(scr_stat *scp); 577 void sc_change_cursor_shape(scr_stat *scp, int flags, 578 int base, int height); 579 int sc_clean_up(scr_stat *scp); 580 int sc_switch_scr(sc_softc_t *sc, u_int next_scr); 581 void sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard); 582 int sc_init_emulator(scr_stat *scp, char *name); 583 void sc_paste(scr_stat *scp, const u_char *p, int count); 584 void sc_respond(scr_stat *scp, const u_char *p, 585 int count, int wakeup); 586 void sc_bell(scr_stat *scp, int pitch, int duration); 587 588 /* schistory.c */ 589 #ifndef SC_NO_HISTORY 590 int sc_alloc_history_buffer(scr_stat *scp, int lines, 591 int prev_ysize, int wait); 592 void sc_free_history_buffer(scr_stat *scp, int prev_ysize); 593 void sc_hist_save(scr_stat *scp); 594 #define sc_hist_save_one_line(scp, from) \ 595 sc_vtb_append(&(scp)->vtb, (from), (scp)->history, (scp)->xsize) 596 int sc_hist_restore(scr_stat *scp); 597 void sc_hist_home(scr_stat *scp); 598 void sc_hist_end(scr_stat *scp); 599 int sc_hist_up_line(scr_stat *scp); 600 int sc_hist_down_line(scr_stat *scp); 601 int sc_hist_ioctl(struct tty *tp, u_long cmd, caddr_t data, 602 struct thread *td); 603 #endif /* SC_NO_HISTORY */ 604 605 /* scmouse.c */ 606 #ifndef SC_NO_CUTPASTE 607 void sc_alloc_cut_buffer(scr_stat *scp, int wait); 608 void sc_draw_mouse_image(scr_stat *scp); 609 void sc_remove_mouse_image(scr_stat *scp); 610 int sc_inside_cutmark(scr_stat *scp, int pos); 611 void sc_remove_cutmarking(scr_stat *scp); 612 void sc_remove_all_cutmarkings(sc_softc_t *scp); 613 void sc_remove_all_mouse(sc_softc_t *scp); 614 void sc_mouse_paste(scr_stat *scp); 615 #else 616 #define sc_draw_mouse_image(scp) 617 #define sc_remove_mouse_image(scp) 618 #define sc_inside_cutmark(scp, pos) FALSE 619 #define sc_remove_cutmarking(scp) 620 #define sc_remove_all_cutmarkings(scp) 621 #define sc_remove_all_mouse(scp) 622 #define sc_mouse_paste(scp) 623 #endif /* SC_NO_CUTPASTE */ 624 #ifndef SC_NO_SYSMOUSE 625 void sc_mouse_move(scr_stat *scp, int x, int y); 626 int sc_mouse_ioctl(struct tty *tp, u_long cmd, caddr_t data, 627 struct thread *td); 628 #endif /* SC_NO_SYSMOUSE */ 629 630 /* scvidctl.c */ 631 int sc_set_text_mode(scr_stat *scp, struct tty *tp, int mode, 632 int xsize, int ysize, int fontsize, 633 int font_width); 634 int sc_set_graphics_mode(scr_stat *scp, struct tty *tp, int mode); 635 int sc_set_pixel_mode(scr_stat *scp, struct tty *tp, int xsize, 636 int ysize, int fontsize, int font_width); 637 int sc_support_pixel_mode(void *arg); 638 int sc_vid_ioctl(struct tty *tp, u_long cmd, caddr_t data, 639 struct thread *td); 640 641 int sc_render_add(sc_renderer_t *rndr); 642 int sc_render_remove(sc_renderer_t *rndr); 643 sc_rndr_sw_t *sc_render_match(scr_stat *scp, char *name, int mode); 644 645 /* scvtb.c */ 646 void sc_vtb_init(sc_vtb_t *vtb, int type, int cols, int rows, 647 void *buffer, int wait); 648 void sc_vtb_destroy(sc_vtb_t *vtb); 649 size_t sc_vtb_size(int cols, int rows); 650 void sc_vtb_clear(sc_vtb_t *vtb, int c, int attr); 651 652 int sc_vtb_getc(sc_vtb_t *vtb, int at); 653 int sc_vtb_geta(sc_vtb_t *vtb, int at); 654 void sc_vtb_putc(sc_vtb_t *vtb, int at, int c, int a); 655 vm_offset_t sc_vtb_putchar(sc_vtb_t *vtb, vm_offset_t p, int c, int a); 656 vm_offset_t sc_vtb_pointer(sc_vtb_t *vtb, int at); 657 int sc_vtb_pos(sc_vtb_t *vtb, int pos, int offset); 658 659 #define sc_vtb_tail(vtb) ((vtb)->vtb_tail) 660 #define sc_vtb_rows(vtb) ((vtb)->vtb_rows) 661 #define sc_vtb_cols(vtb) ((vtb)->vtb_cols) 662 663 void sc_vtb_copy(sc_vtb_t *vtb1, int from, sc_vtb_t *vtb2, int to, 664 int count); 665 void sc_vtb_append(sc_vtb_t *vtb1, int from, sc_vtb_t *vtb2, 666 int count); 667 void sc_vtb_seek(sc_vtb_t *vtb, int pos); 668 void sc_vtb_erase(sc_vtb_t *vtb, int at, int count, int c, int attr); 669 void sc_vtb_move(sc_vtb_t *vtb, int from, int to, int count); 670 void sc_vtb_delete(sc_vtb_t *vtb, int at, int count, int c, int attr); 671 void sc_vtb_ins(sc_vtb_t *vtb, int at, int count, int c, int attr); 672 673 /* sysmouse.c */ 674 int sysmouse_event(mouse_info_t *info); 675 676 /* scterm.c */ 677 void sc_move_cursor(scr_stat *scp, int x, int y); 678 void sc_clear_screen(scr_stat *scp); 679 int sc_term_add(sc_term_sw_t *sw); 680 int sc_term_remove(sc_term_sw_t *sw); 681 sc_term_sw_t *sc_term_match(char *name); 682 sc_term_sw_t *sc_term_match_by_number(int index); 683 684 /* machine dependent functions */ 685 int sc_max_unit(void); 686 sc_softc_t *sc_get_softc(int unit, int flags); 687 sc_softc_t *sc_find_softc(struct video_adapter *adp, struct keyboard *kbd); 688 int sc_get_cons_priority(int *unit, int *flags); 689 void sc_get_bios_values(bios_values_t *values); 690 int sc_tone(int herz); 691 692 #endif /* !_DEV_SYSCONS_SYSCONS_H_ */ 693