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