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 /* machine-dependent part of the header */ 42 43 #ifdef PC98 44 #include <pc98/cbus/sc_machdep.h> 45 #elif defined(__i386__) 46 /* nothing for the moment */ 47 #endif 48 49 /* default values for configuration options */ 50 51 #ifndef MAXCONS 52 #define MAXCONS 16 53 #endif 54 55 #ifdef SC_NO_SYSMOUSE 56 #undef SC_NO_CUTPASTE 57 #define SC_NO_CUTPASTE 1 58 #endif 59 60 #ifdef SC_NO_MODE_CHANGE 61 #undef SC_PIXEL_MODE 62 #endif 63 64 /* Always load font data if the pixel (raster text) mode is to be used. */ 65 #ifdef SC_PIXEL_MODE 66 #undef SC_NO_FONT_LOADING 67 #endif 68 69 /* 70 * If font data is not available, the `arrow'-shaped mouse cursor cannot 71 * be drawn. Use the alternative drawing method. 72 */ 73 #ifdef SC_NO_FONT_LOADING 74 #undef SC_ALT_MOUSE_IMAGE 75 #define SC_ALT_MOUSE_IMAGE 1 76 #endif 77 78 #ifndef SC_CURSOR_CHAR 79 #define SC_CURSOR_CHAR (0x07) 80 #endif 81 82 #ifndef SC_MOUSE_CHAR 83 #define SC_MOUSE_CHAR (0xd0) 84 #endif 85 86 #if SC_MOUSE_CHAR <= SC_CURSOR_CHAR && SC_CURSOR_CHAR < (SC_MOUSE_CHAR + 4) 87 #undef SC_CURSOR_CHAR 88 #define SC_CURSOR_CHAR (SC_MOUSE_CHAR + 4) 89 #endif 90 91 #ifndef SC_DEBUG_LEVEL 92 #define SC_DEBUG_LEVEL 0 93 #endif 94 95 #define DPRINTF(l, p) if (SC_DEBUG_LEVEL >= (l)) printf p 96 97 #ifndef __sparc64__ 98 #define SC_DRIVER_NAME "sc" 99 #else 100 /* 101 * Use a different driver name on sparc64 so it does not get confused 102 * with the system controller devices which are also termed 'sc' in OFW. 103 */ 104 #define SC_DRIVER_NAME "syscons" 105 #endif 106 #define SC_VTY(dev) (((sc_ttysoftc *)tty_softc(tp))->st_index) 107 #define SC_DEV(sc, vty) ((sc)->dev[(vty) - (sc)->first_vty]) 108 #define SC_STAT(tp) (*((scr_stat **)&((sc_ttysoftc *)tty_softc(tp))->st_stat)) 109 110 /* printable chars */ 111 #ifndef PRINTABLE 112 #define PRINTABLE(ch) ((ch) > 0x1b || ((ch) > 0x0d && (ch) < 0x1b) \ 113 || (ch) < 0x07) 114 #endif 115 116 /* macros for "intelligent" screen update */ 117 #define mark_for_update(scp, x) {\ 118 if ((x) < scp->start) scp->start = (x);\ 119 else if ((x) > scp->end) scp->end = (x);\ 120 } 121 #define mark_all(scp) {\ 122 scp->start = 0;\ 123 scp->end = scp->xsize * scp->ysize - 1;\ 124 } 125 126 /* vty status flags (scp->status) */ 127 #define UNKNOWN_MODE 0x00010 /* unknown video mode */ 128 #define SWITCH_WAIT_REL 0x00080 /* waiting for vty release */ 129 #define SWITCH_WAIT_ACQ 0x00100 /* waiting for vty ack */ 130 #define BUFFER_SAVED 0x00200 /* vty buffer is saved */ 131 #define CURSOR_ENABLED 0x00400 /* text cursor is enabled */ 132 #define MOUSE_MOVED 0x01000 /* mouse cursor has moved */ 133 #define MOUSE_CUTTING 0x02000 /* mouse cursor is cutting text */ 134 #define MOUSE_VISIBLE 0x04000 /* mouse cursor is showing */ 135 #define GRAPHICS_MODE 0x08000 /* vty is in a graphics mode */ 136 #define PIXEL_MODE 0x10000 /* vty is in a raster text mode */ 137 #define SAVER_RUNNING 0x20000 /* screen saver is running */ 138 #define VR_CURSOR_BLINK 0x40000 /* blinking text cursor */ 139 #define VR_CURSOR_ON 0x80000 /* text cursor is on */ 140 #define MOUSE_HIDDEN 0x100000 /* mouse cursor is temporarily hidden */ 141 142 /* misc defines */ 143 #define FALSE 0 144 #define TRUE 1 145 146 /* 147 The following #defines are hard-coded for a maximum text 148 resolution corresponding to a maximum framebuffer 149 resolution of 1920x1200 with an 8x8 font... 150 */ 151 #define COL 240 152 #define ROW 150 153 154 #define PCBURST 128 155 156 #ifndef BELL_DURATION 157 #define BELL_DURATION ((5 * hz + 99) / 100) 158 #define BELL_PITCH 800 159 #endif 160 161 /* virtual terminal buffer */ 162 typedef struct sc_vtb { 163 int vtb_flags; 164 #define VTB_VALID (1 << 0) 165 #define VTB_ALLOCED (1 << 1) 166 int vtb_type; 167 #define VTB_INVALID 0 168 #define VTB_MEMORY 1 169 #define VTB_FRAMEBUFFER 2 170 #define VTB_RINGBUFFER 3 171 int vtb_cols; 172 int vtb_rows; 173 int vtb_size; 174 vm_offset_t vtb_buffer; 175 int vtb_tail; /* valid for VTB_RINGBUFFER only */ 176 } sc_vtb_t; 177 178 /* text cursor attributes */ 179 struct cursor_attr { 180 int flags; 181 int base; 182 int height; 183 }; 184 185 /* softc */ 186 187 struct keyboard; 188 struct video_adapter; 189 struct scr_stat; 190 struct tty; 191 192 struct sc_cnstate { 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 int keyboard; /* -1 if unavailable */ 221 struct keyboard *kbd; 222 223 int adapter; 224 struct video_adapter *adp; 225 int initial_mode; /* initial video mode */ 226 227 int first_vty; 228 int vtys; 229 struct tty **dev; 230 struct scr_stat *cur_scp; 231 struct scr_stat *new_scp; 232 struct scr_stat *old_scp; 233 int delayed_next_scr; 234 235 char font_loading_in_progress; 236 char switch_in_progress; 237 char write_in_progress; 238 char blink_in_progress; 239 int grab_level; 240 /* 2 is just enough for kdb to grab for stepping normal grabbing: */ 241 struct sc_cnstate grab_state[2]; 242 int kbd_open_level; 243 struct mtx video_mtx; 244 245 long scrn_time_stamp; 246 247 struct cursor_attr dflt_curs_attr; 248 struct cursor_attr curs_attr; 249 250 u_char scr_map[256]; 251 u_char scr_rmap[256]; 252 253 #ifdef _SC_MD_SOFTC_DECLARED_ 254 sc_md_softc_t md; /* machine dependent vars */ 255 #endif 256 257 #ifndef SC_NO_PALETTE_LOADING 258 u_char palette[256 * 3]; 259 #ifdef SC_PIXEL_MODE 260 u_char palette2[256 * 3]; 261 #endif 262 #endif 263 264 #ifndef SC_NO_FONT_LOADING 265 int fonts_loaded; 266 #define FONT_8 2 267 #define FONT_14 4 268 #define FONT_16 8 269 #define FONT_22 8 270 u_char *font_8; 271 u_char *font_14; 272 u_char *font_16; 273 u_char *font_22; 274 #endif 275 276 u_char cursor_char; 277 u_char mouse_char; 278 279 #ifdef KDB 280 int sc_altbrk; 281 #endif 282 struct callout ctimeout; 283 struct callout cblink; 284 } sc_softc_t; 285 286 /* virtual screen */ 287 typedef struct scr_stat { 288 int index; /* index of this vty */ 289 struct sc_softc *sc; /* pointer to softc */ 290 struct sc_rndr_sw *rndr; /* renderer */ 291 #ifndef __sparc64__ 292 sc_vtb_t scr; 293 #endif 294 sc_vtb_t vtb; 295 296 int xpos; /* current X position */ 297 int ypos; /* current Y position */ 298 int xsize; /* X text size */ 299 int ysize; /* Y text size */ 300 int xpixel; /* X graphics size */ 301 int ypixel; /* Y graphics size */ 302 int xoff; /* X offset in pixel mode */ 303 int yoff; /* Y offset in pixel mode */ 304 305 u_char *font; /* current font */ 306 int font_size; /* fontsize in Y direction */ 307 int font_width; /* fontsize in X direction */ 308 309 int start; /* modified area start */ 310 int end; /* modified area end */ 311 312 struct sc_term_sw *tsw; 313 void *ts; 314 315 int status; /* status (bitfield) */ 316 int kbd_mode; /* keyboard I/O mode */ 317 318 int cursor_pos; /* cursor buffer position */ 319 int cursor_oldpos; /* cursor old buffer position */ 320 u_short cursor_saveunder_char; /* saved char under cursor */ 321 u_short cursor_saveunder_attr; /* saved attr under cursor */ 322 struct cursor_attr dflt_curs_attr; 323 struct cursor_attr curr_curs_attr; 324 struct cursor_attr curs_attr; 325 326 int mouse_pos; /* mouse buffer position */ 327 int mouse_oldpos; /* mouse old buffer position */ 328 short mouse_xpos; /* mouse x coordinate */ 329 short mouse_ypos; /* mouse y coordinate */ 330 short mouse_oldxpos; /* mouse previous x coordinate */ 331 short mouse_oldypos; /* mouse previous y coordinate */ 332 short mouse_buttons; /* mouse buttons */ 333 int mouse_cut_start; /* mouse cut start pos */ 334 int mouse_cut_end; /* mouse cut end pos */ 335 int mouse_level; /* xterm mouse protocol */ 336 struct proc *mouse_proc; /* proc* of controlling proc */ 337 pid_t mouse_pid; /* pid of controlling proc */ 338 int mouse_signal; /* signal # to report with */ 339 340 u_short bell_duration; 341 u_short bell_pitch; 342 343 u_char border; /* border color */ 344 int mode; /* mode */ 345 pid_t pid; /* pid of controlling proc */ 346 struct proc *proc; /* proc* of controlling proc */ 347 struct vt_mode smode; /* switch mode */ 348 349 sc_vtb_t *history; /* circular history buffer */ 350 int history_pos; /* position shown on screen */ 351 int history_size; /* size of history buffer */ 352 353 int splash_save_mode; /* saved mode for splash screen */ 354 int splash_save_status; /* saved status for splash screen */ 355 #ifdef _SCR_MD_STAT_DECLARED_ 356 scr_md_stat_t md; /* machine dependent vars */ 357 #endif 358 } scr_stat; 359 360 /* TTY softc. */ 361 typedef struct sc_ttysoftc { 362 int st_index; 363 scr_stat *st_stat; 364 } sc_ttysoftc; 365 366 #ifndef SC_NORM_ATTR 367 #define SC_NORM_ATTR (FG_LIGHTGREY | BG_BLACK) 368 #endif 369 #ifndef SC_NORM_REV_ATTR 370 #define SC_NORM_REV_ATTR (FG_BLACK | BG_LIGHTGREY) 371 #endif 372 #ifndef SC_KERNEL_CONS_ATTR 373 #define SC_KERNEL_CONS_ATTR (FG_WHITE | BG_BLACK) 374 #endif 375 #ifndef SC_KERNEL_CONS_REV_ATTR 376 #define SC_KERNEL_CONS_REV_ATTR (FG_BLACK | BG_LIGHTGREY) 377 #endif 378 379 /* terminal emulator */ 380 381 #ifndef SC_DFLT_TERM 382 #define SC_DFLT_TERM "*" /* any */ 383 #endif 384 385 typedef int sc_term_init_t(scr_stat *scp, void **tcp, int code); 386 #define SC_TE_COLD_INIT 0 387 #define SC_TE_WARM_INIT 1 388 typedef int sc_term_term_t(scr_stat *scp, void **tcp); 389 typedef void sc_term_puts_t(scr_stat *scp, u_char *buf, int len, int kernel); 390 typedef int sc_term_ioctl_t(scr_stat *scp, struct tty *tp, u_long cmd, 391 caddr_t data, struct thread *td); 392 typedef int sc_term_reset_t(scr_stat *scp, int code); 393 #define SC_TE_HARD_RESET 0 394 #define SC_TE_SOFT_RESET 1 395 typedef void sc_term_default_attr_t(scr_stat *scp, int norm, int rev); 396 typedef void sc_term_clear_t(scr_stat *scp); 397 typedef void sc_term_notify_t(scr_stat *scp, int event); 398 #define SC_TE_NOTIFY_VTSWITCH_IN 0 399 #define SC_TE_NOTIFY_VTSWITCH_OUT 1 400 typedef int sc_term_input_t(scr_stat *scp, int c, struct tty *tp); 401 typedef const char *sc_term_fkeystr_t(scr_stat *scp, int c); 402 403 typedef struct sc_term_sw { 404 LIST_ENTRY(sc_term_sw) link; 405 char *te_name; /* name of the emulator */ 406 char *te_desc; /* description */ 407 char *te_renderer; /* matching renderer */ 408 size_t te_size; /* size of internal buffer */ 409 int te_refcount; /* reference counter */ 410 sc_term_init_t *te_init; 411 sc_term_term_t *te_term; 412 sc_term_puts_t *te_puts; 413 sc_term_ioctl_t *te_ioctl; 414 sc_term_reset_t *te_reset; 415 sc_term_default_attr_t *te_default_attr; 416 sc_term_clear_t *te_clear; 417 sc_term_notify_t *te_notify; 418 sc_term_input_t *te_input; 419 sc_term_fkeystr_t *te_fkeystr; 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 cursor_start; 524 int cursor_end; 525 int shift_state; 526 int bell_pitch; 527 } bios_values_t; 528 529 /* other macros */ 530 #define ISTEXTSC(scp) (!((scp)->status \ 531 & (UNKNOWN_MODE | GRAPHICS_MODE | PIXEL_MODE))) 532 #define ISGRAPHSC(scp) (((scp)->status \ 533 & (UNKNOWN_MODE | GRAPHICS_MODE))) 534 #define ISPIXELSC(scp) (((scp)->status \ 535 & (UNKNOWN_MODE | GRAPHICS_MODE | PIXEL_MODE))\ 536 == PIXEL_MODE) 537 #define ISUNKNOWNSC(scp) ((scp)->status & UNKNOWN_MODE) 538 539 #define ISMOUSEAVAIL(af) ((af) & V_ADP_FONT) 540 #define ISFONTAVAIL(af) ((af) & V_ADP_FONT) 541 #define ISPALAVAIL(af) ((af) & V_ADP_PALETTE) 542 543 #define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) 544 545 #define SC_VIDEO_LOCKINIT(sc) \ 546 mtx_init(&(sc)->video_mtx, "syscons video lock", NULL, \ 547 MTX_SPIN | MTX_RECURSE); 548 #define SC_VIDEO_LOCK(sc) \ 549 do { \ 550 if (!kdb_active) \ 551 mtx_lock_spin(&(sc)->video_mtx); \ 552 } while(0) 553 #define SC_VIDEO_UNLOCK(sc) \ 554 do { \ 555 if (!kdb_active) \ 556 mtx_unlock_spin(&(sc)->video_mtx); \ 557 } while(0) 558 559 /* syscons.c */ 560 extern int (*sc_user_ioctl)(struct tty *tp, u_long cmd, caddr_t data, 561 struct thread *td); 562 563 int sc_probe_unit(int unit, int flags); 564 int sc_attach_unit(int unit, int flags); 565 566 int set_mode(scr_stat *scp); 567 568 void sc_set_border(scr_stat *scp, int color); 569 void sc_load_font(scr_stat *scp, int page, int size, int width, 570 u_char *font, int base, int count); 571 void sc_save_font(scr_stat *scp, int page, int size, int width, 572 u_char *font, int base, int count); 573 void sc_show_font(scr_stat *scp, int page); 574 575 void sc_touch_scrn_saver(void); 576 void sc_draw_cursor_image(scr_stat *scp); 577 void sc_remove_cursor_image(scr_stat *scp); 578 void sc_set_cursor_image(scr_stat *scp); 579 void sc_change_cursor_shape(scr_stat *scp, int flags, 580 int base, int height); 581 int sc_clean_up(scr_stat *scp); 582 int sc_switch_scr(sc_softc_t *sc, u_int next_scr); 583 void sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard); 584 int sc_init_emulator(scr_stat *scp, char *name); 585 void sc_paste(scr_stat *scp, const u_char *p, int count); 586 void sc_respond(scr_stat *scp, const u_char *p, 587 int count, int wakeup); 588 void sc_bell(scr_stat *scp, int pitch, int duration); 589 590 /* schistory.c */ 591 #ifndef SC_NO_HISTORY 592 int sc_alloc_history_buffer(scr_stat *scp, int lines, 593 int prev_ysize, int wait); 594 void sc_free_history_buffer(scr_stat *scp, int prev_ysize); 595 void sc_hist_save(scr_stat *scp); 596 #define sc_hist_save_one_line(scp, from) \ 597 sc_vtb_append(&(scp)->vtb, (from), (scp)->history, (scp)->xsize) 598 int sc_hist_restore(scr_stat *scp); 599 void sc_hist_home(scr_stat *scp); 600 void sc_hist_end(scr_stat *scp); 601 int sc_hist_up_line(scr_stat *scp); 602 int sc_hist_down_line(scr_stat *scp); 603 int sc_hist_ioctl(struct tty *tp, u_long cmd, caddr_t data, 604 struct thread *td); 605 #endif /* SC_NO_HISTORY */ 606 607 /* scmouse.c */ 608 #ifndef SC_NO_CUTPASTE 609 void sc_alloc_cut_buffer(scr_stat *scp, int wait); 610 void sc_draw_mouse_image(scr_stat *scp); 611 void sc_remove_mouse_image(scr_stat *scp); 612 int sc_inside_cutmark(scr_stat *scp, int pos); 613 void sc_remove_cutmarking(scr_stat *scp); 614 void sc_remove_all_cutmarkings(sc_softc_t *scp); 615 void sc_remove_all_mouse(sc_softc_t *scp); 616 void sc_mouse_paste(scr_stat *scp); 617 #else 618 #define sc_draw_mouse_image(scp) 619 #define sc_remove_mouse_image(scp) 620 #define sc_inside_cutmark(scp, pos) FALSE 621 #define sc_remove_cutmarking(scp) 622 #define sc_remove_all_cutmarkings(scp) 623 #define sc_remove_all_mouse(scp) 624 #define sc_mouse_paste(scp) 625 #endif /* SC_NO_CUTPASTE */ 626 #ifndef SC_NO_SYSMOUSE 627 void sc_mouse_move(scr_stat *scp, int x, int y); 628 int sc_mouse_ioctl(struct tty *tp, u_long cmd, caddr_t data, 629 struct thread *td); 630 #endif /* SC_NO_SYSMOUSE */ 631 632 /* scvidctl.c */ 633 int sc_set_text_mode(scr_stat *scp, struct tty *tp, int mode, 634 int xsize, int ysize, int fontsize, 635 int font_width); 636 int sc_set_graphics_mode(scr_stat *scp, struct tty *tp, int mode); 637 int sc_set_pixel_mode(scr_stat *scp, struct tty *tp, int xsize, 638 int ysize, int fontsize, int font_width); 639 int sc_support_pixel_mode(void *arg); 640 int sc_vid_ioctl(struct tty *tp, u_long cmd, caddr_t data, 641 struct thread *td); 642 643 int sc_render_add(sc_renderer_t *rndr); 644 int sc_render_remove(sc_renderer_t *rndr); 645 sc_rndr_sw_t *sc_render_match(scr_stat *scp, char *name, int mode); 646 647 /* scvtb.c */ 648 void sc_vtb_init(sc_vtb_t *vtb, int type, int cols, int rows, 649 void *buffer, int wait); 650 void sc_vtb_destroy(sc_vtb_t *vtb); 651 size_t sc_vtb_size(int cols, int rows); 652 void sc_vtb_clear(sc_vtb_t *vtb, int c, int attr); 653 654 int sc_vtb_getc(sc_vtb_t *vtb, int at); 655 int sc_vtb_geta(sc_vtb_t *vtb, int at); 656 void sc_vtb_putc(sc_vtb_t *vtb, int at, int c, int a); 657 vm_offset_t sc_vtb_putchar(sc_vtb_t *vtb, vm_offset_t p, int c, int a); 658 vm_offset_t sc_vtb_pointer(sc_vtb_t *vtb, int at); 659 int sc_vtb_pos(sc_vtb_t *vtb, int pos, int offset); 660 661 #define sc_vtb_tail(vtb) ((vtb)->vtb_tail) 662 #define sc_vtb_rows(vtb) ((vtb)->vtb_rows) 663 #define sc_vtb_cols(vtb) ((vtb)->vtb_cols) 664 665 void sc_vtb_copy(sc_vtb_t *vtb1, int from, sc_vtb_t *vtb2, int to, 666 int count); 667 void sc_vtb_append(sc_vtb_t *vtb1, int from, sc_vtb_t *vtb2, 668 int count); 669 void sc_vtb_seek(sc_vtb_t *vtb, int pos); 670 void sc_vtb_erase(sc_vtb_t *vtb, int at, int count, int c, int attr); 671 void sc_vtb_move(sc_vtb_t *vtb, int from, int to, int count); 672 void sc_vtb_delete(sc_vtb_t *vtb, int at, int count, int c, int attr); 673 void sc_vtb_ins(sc_vtb_t *vtb, int at, int count, int c, int attr); 674 675 /* sysmouse.c */ 676 int sysmouse_event(mouse_info_t *info); 677 678 /* scterm.c */ 679 void sc_move_cursor(scr_stat *scp, int x, int y); 680 void sc_clear_screen(scr_stat *scp); 681 int sc_term_add(sc_term_sw_t *sw); 682 int sc_term_remove(sc_term_sw_t *sw); 683 sc_term_sw_t *sc_term_match(char *name); 684 sc_term_sw_t *sc_term_match_by_number(int index); 685 686 /* machine dependent functions */ 687 int sc_max_unit(void); 688 sc_softc_t *sc_get_softc(int unit, int flags); 689 sc_softc_t *sc_find_softc(struct video_adapter *adp, struct keyboard *kbd); 690 int sc_get_cons_priority(int *unit, int *flags); 691 void sc_get_bios_values(bios_values_t *values); 692 int sc_tone(int herz); 693 694 #endif /* !_DEV_SYSCONS_SYSCONS_H_ */ 695