1 /*- 2 * Copyright (c) 1998 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer as 10 * the first lines of this file unmodified. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29 #include "sc.h" 30 #include "opt_syscons.h" 31 32 #if NSC > 0 33 34 #include <sys/param.h> 35 #include <sys/systm.h> 36 #include <sys/conf.h> 37 #include <sys/signalvar.h> 38 #include <sys/tty.h> 39 #include <sys/kernel.h> 40 41 #include <vm/vm.h> 42 #include <vm/pmap.h> 43 44 #include <machine/console.h> 45 46 #include <dev/fb/fbreg.h> 47 #include <dev/syscons/syscons.h> 48 49 /* for compatibility with previous versions */ 50 /* 3.0-RELEASE used the following structure */ 51 typedef struct old_video_adapter { 52 int va_index; 53 int va_type; 54 int va_flags; 55 /* flag bits are the same as the -CURRENT 56 #define V_ADP_COLOR (1<<0) 57 #define V_ADP_MODECHANGE (1<<1) 58 #define V_ADP_STATESAVE (1<<2) 59 #define V_ADP_STATELOAD (1<<3) 60 #define V_ADP_FONT (1<<4) 61 #define V_ADP_PALETTE (1<<5) 62 #define V_ADP_BORDER (1<<6) 63 #define V_ADP_VESA (1<<7) 64 */ 65 int va_crtc_addr; 66 u_int va_window; /* virtual address */ 67 size_t va_window_size; 68 size_t va_window_gran; 69 u_int va_buffer; /* virtual address */ 70 size_t va_buffer_size; 71 int va_initial_mode; 72 int va_initial_bios_mode; 73 int va_mode; 74 } old_video_adapter_t; 75 76 #define OLD_CONS_ADPINFO _IOWR('c', 101, old_video_adapter_t) 77 78 /* 3.1-RELEASE used the following structure */ 79 typedef struct old_video_adapter_info { 80 int va_index; 81 int va_type; 82 char va_name[16]; 83 int va_unit; 84 int va_flags; 85 int va_io_base; 86 int va_io_size; 87 int va_crtc_addr; 88 int va_mem_base; 89 int va_mem_size; 90 u_int va_window; /* virtual address */ 91 size_t va_window_size; 92 size_t va_window_gran; 93 u_int va_buffer;; 94 size_t va_buffer_size; 95 int va_initial_mode; 96 int va_initial_bios_mode; 97 int va_mode; 98 int va_line_width; 99 } old_video_adapter_info_t; 100 101 #define OLD_CONS_ADPINFO2 _IOWR('c', 101, old_video_adapter_info_t) 102 103 /* 3.0-RELEASE and 3.1-RELEASE used the following structure */ 104 typedef struct old_video_info { 105 int vi_mode; 106 int vi_flags; 107 /* flag bits are the same as the -CURRENT 108 #define V_INFO_COLOR (1<<0) 109 #define V_INFO_GRAPHICS (1<<1) 110 #define V_INFO_LINEAR (1<<2) 111 #define V_INFO_VESA (1<<3) 112 */ 113 int vi_width; 114 int vi_height; 115 int vi_cwidth; 116 int vi_cheight; 117 int vi_depth; 118 int vi_planes; 119 u_int vi_window; /* physical address */ 120 size_t vi_window_size; 121 size_t vi_window_gran; 122 u_int vi_buffer; /* physical address */ 123 size_t vi_buffer_size; 124 } old_video_info_t; 125 126 #define OLD_CONS_MODEINFO _IOWR('c', 102, old_video_info_t) 127 #define OLD_CONS_FINDMODE _IOWR('c', 103, old_video_info_t) 128 129 int 130 sc_set_text_mode(scr_stat *scp, struct tty *tp, int mode, int xsize, int ysize, 131 int fontsize) 132 { 133 video_info_t info; 134 sc_rndr_sw_t *rndr; 135 u_char *font; 136 int prev_ysize; 137 int error; 138 int s; 139 140 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, mode, &info)) 141 return ENODEV; 142 143 /* adjust argument values */ 144 if (fontsize <= 0) 145 fontsize = info.vi_cheight; 146 if (fontsize < 14) { 147 fontsize = 8; 148 #ifndef SC_NO_FONT_LOADING 149 if (!(scp->sc->fonts_loaded & FONT_8)) 150 return EINVAL; 151 font = scp->sc->font_8; 152 #else 153 font = NULL; 154 #endif 155 } else if (fontsize >= 16) { 156 fontsize = 16; 157 #ifndef SC_NO_FONT_LOADING 158 if (!(scp->sc->fonts_loaded & FONT_16)) 159 return EINVAL; 160 font = scp->sc->font_16; 161 #else 162 font = NULL; 163 #endif 164 } else { 165 fontsize = 14; 166 #ifndef SC_NO_FONT_LOADING 167 if (!(scp->sc->fonts_loaded & FONT_14)) 168 return EINVAL; 169 font = scp->sc->font_14; 170 #else 171 font = NULL; 172 #endif 173 } 174 if ((xsize <= 0) || (xsize > info.vi_width)) 175 xsize = info.vi_width; 176 if ((ysize <= 0) || (ysize > info.vi_height)) 177 ysize = info.vi_height; 178 179 /* stop screen saver, etc */ 180 s = spltty(); 181 if ((error = sc_clean_up(scp))) { 182 splx(s); 183 return error; 184 } 185 186 rndr = sc_render_match(scp, scp->sc->adp, 0); 187 if (rndr == NULL) { 188 splx(s); 189 return ENODEV; 190 } 191 192 /* set up scp */ 193 #ifndef SC_NO_HISTORY 194 if (scp->history != NULL) 195 sc_hist_save(scp); 196 #endif 197 prev_ysize = scp->ysize; 198 /* 199 * This is a kludge to fend off scrn_update() while we 200 * muck around with scp. XXX 201 */ 202 scp->status |= UNKNOWN_MODE; 203 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 204 scp->mode = mode; 205 scp->xsize = xsize; 206 scp->ysize = ysize; 207 scp->xoff = 0; 208 scp->yoff = 0; 209 scp->xpixel = scp->xsize*8; 210 scp->ypixel = scp->ysize*fontsize; 211 scp->font = font; 212 scp->font_size = fontsize; 213 214 /* allocate buffers */ 215 sc_alloc_scr_buffer(scp, TRUE, TRUE); 216 #ifndef SC_NO_CUTPASTE 217 sc_alloc_cut_buffer(scp, FALSE); 218 #endif 219 #ifndef SC_NO_HISTORY 220 sc_alloc_history_buffer(scp, 0, prev_ysize, FALSE); 221 #endif 222 scp->rndr = rndr; 223 splx(s); 224 225 if (scp == scp->sc->cur_scp) 226 set_mode(scp); 227 scp->status &= ~UNKNOWN_MODE; 228 229 if (tp == NULL) 230 return 0; 231 DPRINTF(5, ("ws_*size (%d,%d), size (%d,%d)\n", 232 tp->t_winsize.ws_col, tp->t_winsize.ws_row, scp->xsize, scp->ysize)); 233 if (tp->t_winsize.ws_col != scp->xsize 234 || tp->t_winsize.ws_row != scp->ysize) { 235 tp->t_winsize.ws_col = scp->xsize; 236 tp->t_winsize.ws_row = scp->ysize; 237 pgsignal(tp->t_pgrp, SIGWINCH, 1); 238 } 239 240 return 0; 241 } 242 243 int 244 sc_set_graphics_mode(scr_stat *scp, struct tty *tp, int mode) 245 { 246 #ifdef SC_NO_MODE_CHANGE 247 return ENODEV; 248 #else 249 video_info_t info; 250 sc_rndr_sw_t *rndr; 251 int error; 252 int s; 253 254 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, mode, &info)) 255 return ENODEV; 256 257 /* stop screen saver, etc */ 258 s = spltty(); 259 if ((error = sc_clean_up(scp))) { 260 splx(s); 261 return error; 262 } 263 264 rndr = sc_render_match(scp, scp->sc->adp, GRAPHICS_MODE); 265 if (rndr == NULL) { 266 splx(s); 267 return ENODEV; 268 } 269 270 /* set up scp */ 271 scp->status |= (UNKNOWN_MODE | GRAPHICS_MODE); 272 scp->status &= ~PIXEL_MODE; 273 scp->mode = mode; 274 /* 275 * Don't change xsize and ysize; preserve the previous vty 276 * and history buffers. 277 */ 278 scp->xoff = 0; 279 scp->yoff = 0; 280 scp->xpixel = info.vi_width; 281 scp->ypixel = info.vi_height; 282 scp->font = NULL; 283 scp->font_size = FONT_NONE; 284 #ifndef SC_NO_SYSMOUSE 285 /* move the mouse cursor at the center of the screen */ 286 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 287 #endif 288 scp->rndr = rndr; 289 splx(s); 290 291 if (scp == scp->sc->cur_scp) 292 set_mode(scp); 293 /* clear_graphics();*/ 294 scp->status &= ~UNKNOWN_MODE; 295 296 if (tp == NULL) 297 return 0; 298 if (tp->t_winsize.ws_xpixel != scp->xpixel 299 || tp->t_winsize.ws_ypixel != scp->ypixel) { 300 tp->t_winsize.ws_xpixel = scp->xpixel; 301 tp->t_winsize.ws_ypixel = scp->ypixel; 302 pgsignal(tp->t_pgrp, SIGWINCH, 1); 303 } 304 305 return 0; 306 #endif /* SC_NO_MODE_CHANGE */ 307 } 308 309 int 310 sc_set_pixel_mode(scr_stat *scp, struct tty *tp, int xsize, int ysize, 311 int fontsize) 312 { 313 #ifndef SC_PIXEL_MODE 314 return ENODEV; 315 #else 316 video_info_t info; 317 sc_rndr_sw_t *rndr; 318 u_char *font; 319 int prev_ysize; 320 int error; 321 int s; 322 323 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 324 return ENODEV; /* this shouldn't happen */ 325 326 /* adjust argument values */ 327 if ((fontsize <= 0) || (fontsize == FONT_NONE)) 328 fontsize = info.vi_cheight; 329 if (fontsize < 14) { 330 fontsize = 8; 331 #ifndef SC_NO_FONT_LOADING 332 if (!(scp->sc->fonts_loaded & FONT_8)) 333 return EINVAL; 334 font = scp->sc->font_8; 335 #else 336 font = NULL; 337 #endif 338 } else if (fontsize >= 16) { 339 fontsize = 16; 340 #ifndef SC_NO_FONT_LOADING 341 if (!(scp->sc->fonts_loaded & FONT_16)) 342 return EINVAL; 343 font = scp->sc->font_16; 344 #else 345 font = NULL; 346 #endif 347 } else { 348 fontsize = 14; 349 #ifndef SC_NO_FONT_LOADING 350 if (!(scp->sc->fonts_loaded & FONT_14)) 351 return EINVAL; 352 font = scp->sc->font_14; 353 #else 354 font = NULL; 355 #endif 356 } 357 if (xsize <= 0) 358 xsize = info.vi_width/8; 359 if (ysize <= 0) 360 ysize = info.vi_height/fontsize; 361 362 if ((info.vi_width < xsize*8) || (info.vi_height < ysize*fontsize)) 363 return EINVAL; 364 365 /* only 16 color, 4 plane modes are supported XXX */ 366 if ((info.vi_depth != 4) || (info.vi_planes != 4)) 367 return ENODEV; 368 369 /* 370 * set_pixel_mode() currently does not support video modes whose 371 * memory size is larger than 64K. Because such modes require 372 * bank switching to access the entire screen. XXX 373 */ 374 if (info.vi_width*info.vi_height/8 > info.vi_window_size) 375 return ENODEV; 376 377 /* stop screen saver, etc */ 378 s = spltty(); 379 if ((error = sc_clean_up(scp))) { 380 splx(s); 381 return error; 382 } 383 384 rndr = sc_render_match(scp, scp->sc->adp, PIXEL_MODE); 385 if (rndr == NULL) { 386 splx(s); 387 return ENODEV; 388 } 389 390 /* set up scp */ 391 #ifndef SC_NO_HISTORY 392 if (scp->history != NULL) 393 sc_hist_save(scp); 394 #endif 395 prev_ysize = scp->ysize; 396 scp->status |= (UNKNOWN_MODE | PIXEL_MODE); 397 scp->status &= ~GRAPHICS_MODE; 398 scp->xsize = xsize; 399 scp->ysize = ysize; 400 scp->xoff = (scp->xpixel/8 - xsize)/2; 401 scp->yoff = (scp->ypixel/fontsize - ysize)/2; 402 scp->font = font; 403 scp->font_size = fontsize; 404 405 /* allocate buffers */ 406 sc_alloc_scr_buffer(scp, TRUE, TRUE); 407 #ifndef SC_NO_CUTPASTE 408 sc_alloc_cut_buffer(scp, FALSE); 409 #endif 410 #ifndef SC_NO_HISTORY 411 sc_alloc_history_buffer(scp, 0, prev_ysize, FALSE); 412 #endif 413 scp->rndr = rndr; 414 splx(s); 415 416 if (scp == scp->sc->cur_scp) { 417 set_border(scp, scp->border); 418 sc_set_cursor_image(scp); 419 } 420 421 scp->status &= ~UNKNOWN_MODE; 422 423 if (tp == NULL) 424 return 0; 425 if (tp->t_winsize.ws_col != scp->xsize 426 || tp->t_winsize.ws_row != scp->ysize) { 427 tp->t_winsize.ws_col = scp->xsize; 428 tp->t_winsize.ws_row = scp->ysize; 429 pgsignal(tp->t_pgrp, SIGWINCH, 1); 430 } 431 432 return 0; 433 #endif /* SC_PIXEL_MODE */ 434 } 435 436 sc_rndr_sw_t 437 *sc_render_match(scr_stat *scp, video_adapter_t *adp, int mode) 438 { 439 const sc_renderer_t **list; 440 const sc_renderer_t *p; 441 442 list = (const sc_renderer_t **)scrndr_set.ls_items; 443 while ((p = *list++) != NULL) { 444 if ((strcmp(p->name, adp->va_name) == 0) 445 && (mode == p->mode)) { 446 scp->status &= ~(VR_CURSOR_ON | VR_CURSOR_BLINK); 447 return p->rndrsw; 448 } 449 } 450 451 return NULL; 452 } 453 454 #define fb_ioctl(a, c, d) \ 455 (((a) == NULL) ? ENODEV : \ 456 (*vidsw[(a)->va_index]->ioctl)((a), (c), (caddr_t)(d))) 457 458 int 459 sc_vid_ioctl(struct tty *tp, u_long cmd, caddr_t data, int flag, struct proc *p) 460 { 461 scr_stat *scp; 462 video_adapter_t *adp; 463 video_info_t info; 464 video_adapter_info_t adp_info; 465 int error; 466 int s; 467 468 scp = SC_STAT(tp->t_dev); 469 if (scp == NULL) /* tp == SC_MOUSE */ 470 return ENOIOCTL; 471 adp = scp->sc->adp; 472 if (adp == NULL) /* shouldn't happen??? */ 473 return ENODEV; 474 475 switch (cmd) { 476 477 case CONS_CURRENTADP: /* get current adapter index */ 478 case FBIO_ADAPTER: 479 return fb_ioctl(adp, FBIO_ADAPTER, data); 480 481 case CONS_CURRENT: /* get current adapter type */ 482 case FBIO_ADPTYPE: 483 return fb_ioctl(adp, FBIO_ADPTYPE, data); 484 485 case OLD_CONS_ADPINFO: /* adapter information (old interface) */ 486 if (((old_video_adapter_t *)data)->va_index >= 0) { 487 adp = vid_get_adapter(((old_video_adapter_t *)data)->va_index); 488 if (adp == NULL) 489 return ENODEV; 490 } 491 ((old_video_adapter_t *)data)->va_index = adp->va_index; 492 ((old_video_adapter_t *)data)->va_type = adp->va_type; 493 ((old_video_adapter_t *)data)->va_flags = adp->va_flags; 494 ((old_video_adapter_t *)data)->va_crtc_addr = adp->va_crtc_addr; 495 ((old_video_adapter_t *)data)->va_window = adp->va_window; 496 ((old_video_adapter_t *)data)->va_window_size = adp->va_window_size; 497 ((old_video_adapter_t *)data)->va_window_gran = adp->va_window_gran; 498 ((old_video_adapter_t *)data)->va_buffer = adp->va_buffer; 499 ((old_video_adapter_t *)data)->va_buffer_size = adp->va_buffer_size; 500 ((old_video_adapter_t *)data)->va_mode = adp->va_mode; 501 ((old_video_adapter_t *)data)->va_initial_mode = adp->va_initial_mode; 502 ((old_video_adapter_t *)data)->va_initial_bios_mode 503 = adp->va_initial_bios_mode; 504 return 0; 505 506 case OLD_CONS_ADPINFO2: /* adapter information (yet another old I/F) */ 507 adp_info.va_index = ((old_video_adapter_info_t *)data)->va_index; 508 if (adp_info.va_index >= 0) { 509 adp = vid_get_adapter(adp_info.va_index); 510 if (adp == NULL) 511 return ENODEV; 512 } 513 error = fb_ioctl(adp, FBIO_ADPINFO, &adp_info); 514 if (error == 0) 515 bcopy(&adp_info, data, sizeof(old_video_adapter_info_t)); 516 return error; 517 518 case CONS_ADPINFO: /* adapter information */ 519 case FBIO_ADPINFO: 520 if (((video_adapter_info_t *)data)->va_index >= 0) { 521 adp = vid_get_adapter(((video_adapter_info_t *)data)->va_index); 522 if (adp == NULL) 523 return ENODEV; 524 } 525 return fb_ioctl(adp, FBIO_ADPINFO, data); 526 527 case CONS_GET: /* get current video mode */ 528 case FBIO_GETMODE: 529 *(int *)data = scp->mode; 530 return 0; 531 532 #ifndef SC_NO_MODE_CHANGE 533 case FBIO_SETMODE: /* set video mode */ 534 if (!(adp->va_flags & V_ADP_MODECHANGE)) 535 return ENODEV; 536 info.vi_mode = *(int *)data; 537 error = fb_ioctl(adp, FBIO_MODEINFO, &info); 538 if (error) 539 return error; 540 if (info.vi_flags & V_INFO_GRAPHICS) 541 return sc_set_graphics_mode(scp, tp, *(int *)data); 542 else 543 return sc_set_text_mode(scp, tp, *(int *)data, 0, 0, 0); 544 #endif /* SC_NO_MODE_CHANGE */ 545 546 case OLD_CONS_MODEINFO: /* get mode information (old infterface) */ 547 info.vi_mode = ((old_video_info_t *)data)->vi_mode; 548 error = fb_ioctl(adp, FBIO_MODEINFO, &info); 549 if (error == 0) 550 bcopy(&info, (old_video_info_t *)data, sizeof(old_video_info_t)); 551 return error; 552 553 case CONS_MODEINFO: /* get mode information */ 554 case FBIO_MODEINFO: 555 return fb_ioctl(adp, FBIO_MODEINFO, data); 556 557 case OLD_CONS_FINDMODE: /* find a matching video mode (old interface) */ 558 bzero(&info, sizeof(info)); 559 bcopy((old_video_info_t *)data, &info, sizeof(old_video_info_t)); 560 error = fb_ioctl(adp, FBIO_FINDMODE, &info); 561 if (error == 0) 562 bcopy(&info, (old_video_info_t *)data, sizeof(old_video_info_t)); 563 return error; 564 565 case CONS_FINDMODE: /* find a matching video mode */ 566 case FBIO_FINDMODE: 567 return fb_ioctl(adp, FBIO_FINDMODE, data); 568 569 case CONS_SETWINORG: /* set frame buffer window origin */ 570 case FBIO_SETWINORG: 571 if (scp != scp->sc->cur_scp) 572 return ENODEV; /* XXX */ 573 return fb_ioctl(adp, FBIO_SETWINORG, data); 574 575 case FBIO_GETWINORG: /* get frame buffer window origin */ 576 if (scp != scp->sc->cur_scp) 577 return ENODEV; /* XXX */ 578 return fb_ioctl(adp, FBIO_GETWINORG, data); 579 580 case FBIO_GETDISPSTART: 581 case FBIO_SETDISPSTART: 582 case FBIO_GETLINEWIDTH: 583 case FBIO_SETLINEWIDTH: 584 if (scp != scp->sc->cur_scp) 585 return ENODEV; /* XXX */ 586 return fb_ioctl(adp, cmd, data); 587 588 case FBIO_GETPALETTE: 589 case FBIO_SETPALETTE: 590 case FBIOPUTCMAP: 591 case FBIOGETCMAP: 592 case FBIOGTYPE: 593 case FBIOGATTR: 594 case FBIOSVIDEO: 595 case FBIOGVIDEO: 596 case FBIOSCURSOR: 597 case FBIOGCURSOR: 598 case FBIOSCURPOS: 599 case FBIOGCURPOS: 600 case FBIOGCURMAX: 601 if (scp != scp->sc->cur_scp) 602 return ENODEV; /* XXX */ 603 return fb_ioctl(adp, cmd, data); 604 605 #ifndef SC_NO_MODE_CHANGE 606 /* generic text modes */ 607 case SW_TEXT_80x25: case SW_TEXT_80x30: 608 case SW_TEXT_80x43: case SW_TEXT_80x50: 609 case SW_TEXT_80x60: 610 /* FALL THROUGH */ 611 612 /* VGA TEXT MODES */ 613 case SW_VGA_C40x25: 614 case SW_VGA_C80x25: case SW_VGA_M80x25: 615 case SW_VGA_C80x30: case SW_VGA_M80x30: 616 case SW_VGA_C80x50: case SW_VGA_M80x50: 617 case SW_VGA_C80x60: case SW_VGA_M80x60: 618 case SW_VGA_C90x25: case SW_VGA_M90x25: 619 case SW_VGA_C90x30: case SW_VGA_M90x30: 620 case SW_VGA_C90x43: case SW_VGA_M90x43: 621 case SW_VGA_C90x50: case SW_VGA_M90x50: 622 case SW_VGA_C90x60: case SW_VGA_M90x60: 623 case SW_B40x25: case SW_C40x25: 624 case SW_B80x25: case SW_C80x25: 625 case SW_ENH_B40x25: case SW_ENH_C40x25: 626 case SW_ENH_B80x25: case SW_ENH_C80x25: 627 case SW_ENH_B80x43: case SW_ENH_C80x43: 628 case SW_EGAMONO80x25: 629 630 #ifdef PC98 631 /* PC98 TEXT MODES */ 632 case SW_PC98_80x25: 633 case SW_PC98_80x30: 634 #endif 635 if (!(adp->va_flags & V_ADP_MODECHANGE)) 636 return ENODEV; 637 return sc_set_text_mode(scp, tp, cmd & 0xff, 0, 0, 0); 638 639 /* GRAPHICS MODES */ 640 case SW_BG320: case SW_BG640: 641 case SW_CG320: case SW_CG320_D: case SW_CG640_E: 642 case SW_CG640x350: case SW_ENH_CG640: 643 case SW_BG640x480: case SW_CG640x480: case SW_VGA_CG320: 644 case SW_VGA_MODEX: 645 if (!(adp->va_flags & V_ADP_MODECHANGE)) 646 return ENODEV; 647 return sc_set_graphics_mode(scp, tp, cmd & 0xff); 648 #endif /* SC_NO_MODE_CHANGE */ 649 650 case KDSETMODE: /* set current mode of this (virtual) console */ 651 switch (*(int *)data) { 652 case KD_TEXT: /* switch to TEXT (known) mode */ 653 /* 654 * If scp->mode is of graphics modes, we don't know which 655 * text mode to switch back to... 656 */ 657 if (scp->status & GRAPHICS_MODE) 658 return EINVAL; 659 /* restore fonts & palette ! */ 660 #if 0 661 #ifndef SC_NO_FONT_LOADING 662 if (ISFONTAVAIL(adp->va_flags) 663 && !(scp->status & (GRAPHICS_MODE | PIXEL_MODE))) 664 /* 665 * FONT KLUDGE 666 * Don't load fonts for now... XXX 667 */ 668 if (scp->sc->fonts_loaded & FONT_8) 669 copy_font(scp, LOAD, 8, scp->sc->font_8); 670 if (scp->sc->fonts_loaded & FONT_14) 671 copy_font(scp, LOAD, 14, scp->sc->font_14); 672 if (scp->sc->fonts_loaded & FONT_16) 673 copy_font(scp, LOAD, 16, scp->sc->font_16); 674 } 675 #endif /* SC_NO_FONT_LOADING */ 676 #endif 677 678 #ifndef SC_NO_PALETTE_LOADING 679 load_palette(adp, scp->sc->palette); 680 #endif 681 682 #ifndef PC98 683 /* move hardware cursor out of the way */ 684 (*vidsw[adp->va_index]->set_hw_cursor)(adp, -1, -1); 685 #endif 686 687 /* FALL THROUGH */ 688 689 case KD_TEXT1: /* switch to TEXT (known) mode */ 690 /* 691 * If scp->mode is of graphics modes, we don't know which 692 * text/pixel mode to switch back to... 693 */ 694 if (scp->status & GRAPHICS_MODE) 695 return EINVAL; 696 s = spltty(); 697 if ((error = sc_clean_up(scp))) { 698 splx(s); 699 return error; 700 } 701 #ifndef PC98 702 scp->status |= UNKNOWN_MODE; 703 splx(s); 704 /* no restore fonts & palette */ 705 if (scp == scp->sc->cur_scp) 706 set_mode(scp); 707 sc_clear_screen(scp); 708 scp->status &= ~UNKNOWN_MODE; 709 #else /* PC98 */ 710 scp->status &= ~UNKNOWN_MODE; 711 /* no restore fonts & palette */ 712 if (scp == scp->sc->cur_scp) 713 set_mode(scp); 714 sc_clear_screen(scp); 715 splx(s); 716 #endif /* PC98 */ 717 return 0; 718 719 #ifdef SC_PIXEL_MODE 720 case KD_PIXEL: /* pixel (raster) display */ 721 if (!(scp->status & (GRAPHICS_MODE | PIXEL_MODE))) 722 return EINVAL; 723 if (scp->status & GRAPHICS_MODE) 724 return sc_set_pixel_mode(scp, tp, scp->xsize, scp->ysize, 725 scp->font_size); 726 s = spltty(); 727 if ((error = sc_clean_up(scp))) { 728 splx(s); 729 return error; 730 } 731 scp->status |= (UNKNOWN_MODE | PIXEL_MODE); 732 splx(s); 733 if (scp == scp->sc->cur_scp) { 734 set_mode(scp); 735 #ifndef SC_NO_PALETTE_LOADING 736 load_palette(adp, scp->sc->palette); 737 #endif 738 } 739 sc_clear_screen(scp); 740 scp->status &= ~UNKNOWN_MODE; 741 return 0; 742 #endif /* SC_PIXEL_MODE */ 743 744 case KD_GRAPHICS: /* switch to GRAPHICS (unknown) mode */ 745 s = spltty(); 746 if ((error = sc_clean_up(scp))) { 747 splx(s); 748 return error; 749 } 750 scp->status |= UNKNOWN_MODE; 751 splx(s); 752 #ifdef PC98 753 if (scp == scp->sc->cur_scp) 754 set_mode(scp); 755 #endif 756 return 0; 757 758 default: 759 return EINVAL; 760 } 761 /* NOT REACHED */ 762 763 #ifdef SC_PIXEL_MODE 764 case KDRASTER: /* set pixel (raster) display mode */ 765 if (ISUNKNOWNSC(scp) || ISTEXTSC(scp)) 766 return ENODEV; 767 return sc_set_pixel_mode(scp, tp, ((int *)data)[0], ((int *)data)[1], 768 ((int *)data)[2]); 769 #endif /* SC_PIXEL_MODE */ 770 771 case KDGETMODE: /* get current mode of this (virtual) console */ 772 /* 773 * From the user program's point of view, KD_PIXEL is the same 774 * as KD_TEXT... 775 */ 776 *data = ISGRAPHSC(scp) ? KD_GRAPHICS : KD_TEXT; 777 return 0; 778 779 case KDSBORDER: /* set border color of this (virtual) console */ 780 scp->border = *data; 781 if (scp == scp->sc->cur_scp) 782 set_border(scp, scp->border); 783 return 0; 784 } 785 786 return ENOIOCTL; 787 } 788 789 #endif /* NSC > 0 */ 790