1 /*- 2 * (MPSAFE) 3 * 4 * Copyright (c) 1998 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> 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 as 15 * the first lines of this file unmodified. 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 * 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: src/sys/dev/syscons/scvidctl.c,v 1.19.2.2 2000/05/05 09:16:08 nyan Exp $ 32 */ 33 34 #include "opt_syscons.h" 35 36 #include <sys/param.h> 37 #include <sys/systm.h> 38 #include <sys/conf.h> 39 #include <sys/signalvar.h> 40 #include <sys/tty.h> 41 #include <sys/kernel.h> 42 #include <sys/thread2.h> 43 44 #include <machine/console.h> 45 46 #include <dev/drm/include/linux/fb.h> 47 #include <dev/video/fb/fbreg.h> 48 #include "syscons.h" 49 50 SET_DECLARE(scrndr_set, const sc_renderer_t); 51 52 int 53 sc_set_text_mode(scr_stat *scp, struct tty *tp, int mode, int xsize, int ysize, 54 int fontsize) 55 { 56 video_info_t info; 57 u_char *font; 58 int prev_ysize; 59 int new_ysize; 60 int error; 61 62 lwkt_gettoken(&tty_token); 63 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, mode, &info)) { 64 lwkt_reltoken(&tty_token); 65 return ENODEV; 66 } 67 lwkt_reltoken(&tty_token); 68 69 /* adjust argument values */ 70 if (fontsize <= 0) 71 fontsize = info.vi_cheight; 72 if (fontsize < 14) { 73 fontsize = 8; 74 #ifndef SC_NO_FONT_LOADING 75 if (!(scp->sc->fonts_loaded & FONT_8)) 76 return EINVAL; 77 font = scp->sc->font_8; 78 #else 79 font = NULL; 80 #endif 81 } else if (fontsize >= 16) { 82 fontsize = 16; 83 #ifndef SC_NO_FONT_LOADING 84 if (!(scp->sc->fonts_loaded & FONT_16)) 85 return EINVAL; 86 font = scp->sc->font_16; 87 #else 88 font = NULL; 89 #endif 90 } else { 91 fontsize = 14; 92 #ifndef SC_NO_FONT_LOADING 93 if (!(scp->sc->fonts_loaded & FONT_14)) 94 return EINVAL; 95 font = scp->sc->font_14; 96 #else 97 font = NULL; 98 #endif 99 } 100 if ((xsize <= 0) || (xsize > info.vi_width)) 101 xsize = info.vi_width; 102 if ((ysize <= 0) || (ysize > info.vi_height)) 103 ysize = info.vi_height; 104 105 /* stop screen saver, etc */ 106 crit_enter(); 107 if ((error = sc_clean_up(scp))) { 108 crit_exit(); 109 return error; 110 } 111 112 if (scp->sc->fbi != NULL && 113 sc_render_match(scp, "kms", V_INFO_MM_TEXT) == NULL) { 114 crit_exit(); 115 return ENODEV; 116 } 117 if (scp->sc->fbi == NULL && 118 sc_render_match(scp, scp->sc->adp->va_name, V_INFO_MM_TEXT) == NULL) { 119 crit_exit(); 120 return ENODEV; 121 } 122 123 /* set up scp */ 124 new_ysize = 0; 125 #ifndef SC_NO_HISTORY 126 if (scp->history != NULL) { 127 sc_hist_save(scp); 128 new_ysize = sc_vtb_rows(scp->history); 129 } 130 #endif 131 prev_ysize = scp->ysize; 132 /* 133 * This is a kludge to fend off scrn_update() while we 134 * muck around with scp. XXX 135 */ 136 scp->status |= UNKNOWN_MODE | MOUSE_HIDDEN; 137 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE | MOUSE_VISIBLE); 138 scp->mode = mode; 139 scp->model = V_INFO_MM_TEXT; 140 scp->xsize = xsize; 141 scp->ysize = ysize; 142 scp->xoff = 0; 143 scp->yoff = 0; 144 scp->xpixel = scp->xsize*8; 145 scp->ypixel = scp->ysize*fontsize; 146 scp->font = font; 147 scp->font_size = fontsize; 148 149 /* allocate buffers */ 150 sc_alloc_scr_buffer(scp, TRUE, TRUE); 151 sc_init_emulator(scp, NULL); 152 #ifndef SC_NO_CUTPASTE 153 sc_alloc_cut_buffer(scp, FALSE); 154 #endif 155 #ifndef SC_NO_HISTORY 156 sc_alloc_history_buffer(scp, new_ysize, prev_ysize, FALSE); 157 #endif 158 crit_exit(); 159 160 if (scp == scp->sc->cur_scp) 161 set_mode(scp); 162 scp->status &= ~UNKNOWN_MODE; 163 164 if (tp == NULL) 165 return 0; 166 DPRINTF(5, ("ws_*size (%d,%d), size (%d,%d)\n", 167 tp->t_winsize.ws_col, tp->t_winsize.ws_row, scp->xsize, scp->ysize)); 168 if (tp->t_winsize.ws_col != scp->xsize 169 || tp->t_winsize.ws_row != scp->ysize) { 170 tp->t_winsize.ws_col = scp->xsize; 171 tp->t_winsize.ws_row = scp->ysize; 172 pgsignal(tp->t_pgrp, SIGWINCH, 1); 173 } 174 175 return 0; 176 } 177 178 int 179 sc_set_graphics_mode(scr_stat *scp, struct tty *tp, int mode) 180 { 181 #ifdef SC_NO_MODE_CHANGE 182 return ENODEV; 183 #else 184 video_info_t info; 185 int error; 186 187 lwkt_gettoken(&tty_token); 188 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, mode, &info)) { 189 lwkt_reltoken(&tty_token); 190 return ENODEV; 191 } 192 lwkt_reltoken(&tty_token); 193 194 /* stop screen saver, etc */ 195 crit_enter(); 196 if ((error = sc_clean_up(scp))) { 197 crit_exit(); 198 return error; 199 } 200 201 if (scp->sc->fbi != NULL && 202 sc_render_match(scp, "kms", V_INFO_MM_OTHER) == NULL) { 203 crit_exit(); 204 return ENODEV; 205 } 206 if (scp->sc->fbi == NULL && 207 sc_render_match(scp, scp->sc->adp->va_name, V_INFO_MM_OTHER) == NULL) { 208 crit_exit(); 209 return ENODEV; 210 } 211 212 /* set up scp */ 213 scp->status |= (UNKNOWN_MODE | GRAPHICS_MODE | MOUSE_HIDDEN); 214 scp->status &= ~(PIXEL_MODE | MOUSE_VISIBLE); 215 scp->mode = mode; 216 scp->model = V_INFO_MM_OTHER; 217 /* 218 * Don't change xsize and ysize; preserve the previous vty 219 * and history buffers. 220 */ 221 scp->xoff = 0; 222 scp->yoff = 0; 223 scp->xpixel = info.vi_width; 224 scp->ypixel = info.vi_height; 225 scp->font = NULL; 226 scp->font_size = 0; 227 #ifndef SC_NO_SYSMOUSE 228 /* move the mouse cursor at the center of the screen */ 229 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 230 #endif 231 sc_init_emulator(scp, NULL); 232 crit_exit(); 233 234 if (scp == scp->sc->cur_scp) 235 set_mode(scp); 236 /* clear_graphics();*/ 237 refresh_ega_palette(scp); 238 scp->status &= ~UNKNOWN_MODE; 239 240 if (tp == NULL) 241 return 0; 242 if (tp->t_winsize.ws_xpixel != scp->xpixel 243 || tp->t_winsize.ws_ypixel != scp->ypixel) { 244 tp->t_winsize.ws_xpixel = scp->xpixel; 245 tp->t_winsize.ws_ypixel = scp->ypixel; 246 pgsignal(tp->t_pgrp, SIGWINCH, 1); 247 } 248 249 return 0; 250 #endif /* SC_NO_MODE_CHANGE */ 251 } 252 253 int 254 sc_set_pixel_mode(scr_stat *scp, struct tty *tp, int xsize, int ysize, 255 int fontsize) 256 { 257 #ifndef SC_PIXEL_MODE 258 return ENODEV; 259 #else 260 video_info_t info; 261 u_char *font; 262 int prev_ysize; 263 int new_ysize; 264 int error; 265 266 lwkt_gettoken(&tty_token); 267 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) { 268 lwkt_reltoken(&tty_token); 269 return ENODEV; /* this shouldn't happen */ 270 } 271 lwkt_reltoken(&tty_token); 272 273 /* adjust argument values */ 274 if (fontsize <= 0) 275 fontsize = info.vi_cheight; 276 if (fontsize < 14) { 277 fontsize = 8; 278 #ifndef SC_NO_FONT_LOADING 279 if (!(scp->sc->fonts_loaded & FONT_8)) 280 return EINVAL; 281 font = scp->sc->font_8; 282 #else 283 font = NULL; 284 #endif 285 } else if (fontsize >= 16) { 286 fontsize = 16; 287 #ifndef SC_NO_FONT_LOADING 288 if (!(scp->sc->fonts_loaded & FONT_16)) 289 return EINVAL; 290 font = scp->sc->font_16; 291 #else 292 font = NULL; 293 #endif 294 } else { 295 fontsize = 14; 296 #ifndef SC_NO_FONT_LOADING 297 if (!(scp->sc->fonts_loaded & FONT_14)) 298 return EINVAL; 299 font = scp->sc->font_14; 300 #else 301 font = NULL; 302 #endif 303 } 304 if (xsize <= 0) 305 xsize = info.vi_width/8; 306 if (ysize <= 0) 307 ysize = info.vi_height/fontsize; 308 309 if ((info.vi_width < xsize*8) || (info.vi_height < ysize*fontsize)) 310 return EINVAL; 311 312 /* 313 * We currently support the following graphic modes: 314 * 315 * - 4 bpp planar modes whose memory size does not exceed 64K 316 * - 8 bbp packed pixel modes 317 * - 15, 16, 24 and 32 bpp direct modes with linear frame buffer 318 */ 319 320 if (info.vi_mem_model == V_INFO_MM_PLANAR) { 321 if (info.vi_planes != 4) 322 return ENODEV; 323 324 /* 325 * A memory size >64K requires bank switching to access the entire 326 * screen. XXX 327 */ 328 329 if (info.vi_width * info.vi_height / 8 > info.vi_window_size) 330 return ENODEV; 331 } else if (info.vi_mem_model == V_INFO_MM_PACKED) { 332 if (info.vi_depth != 8) 333 return ENODEV; 334 } else if (info.vi_mem_model == V_INFO_MM_DIRECT) { 335 if (!(info.vi_flags & V_INFO_LINEAR) && 336 (info.vi_depth != 15) && (info.vi_depth != 16) && 337 (info.vi_depth != 24) && (info.vi_depth != 32)) 338 return ENODEV; 339 } else 340 return ENODEV; 341 342 /* stop screen saver, etc */ 343 crit_enter(); 344 if ((error = sc_clean_up(scp))) { 345 crit_exit(); 346 return error; 347 } 348 349 if (sc_render_match(scp, scp->sc->adp->va_name, info.vi_mem_model) == NULL) { 350 crit_exit(); 351 return ENODEV; 352 } 353 354 #if 0 355 if (scp->tsw) 356 (*scp->tsw->te_term)(scp, scp->ts); 357 scp->tsw = NULL; 358 scp->ts = NULL; 359 #endif 360 361 /* set up scp */ 362 new_ysize = 0; 363 #ifndef SC_NO_HISTORY 364 if (scp->history != NULL) { 365 sc_hist_save(scp); 366 new_ysize = sc_vtb_rows(scp->history); 367 } 368 #endif 369 prev_ysize = scp->ysize; 370 scp->status |= (UNKNOWN_MODE | PIXEL_MODE | MOUSE_HIDDEN); 371 scp->status &= ~(GRAPHICS_MODE | MOUSE_VISIBLE); 372 scp->model = info.vi_mem_model; 373 scp->xsize = xsize; 374 scp->ysize = ysize; 375 scp->xoff = (scp->xpixel/8 - xsize)/2; 376 scp->yoff = (scp->ypixel/fontsize - ysize)/2; 377 scp->font = font; 378 scp->font_size = fontsize; 379 380 /* allocate buffers */ 381 sc_alloc_scr_buffer(scp, TRUE, TRUE); 382 sc_init_emulator(scp, NULL); 383 #ifndef SC_NO_CUTPASTE 384 sc_alloc_cut_buffer(scp, FALSE); 385 #endif 386 #ifndef SC_NO_HISTORY 387 sc_alloc_history_buffer(scp, new_ysize, prev_ysize, FALSE); 388 #endif 389 crit_exit(); 390 391 if (scp == scp->sc->cur_scp) { 392 sc_set_border(scp, scp->border); 393 sc_set_cursor_image(scp); 394 } 395 396 scp->status &= ~UNKNOWN_MODE; 397 398 if (tp == NULL) 399 return 0; 400 if (tp->t_winsize.ws_col != scp->xsize 401 || tp->t_winsize.ws_row != scp->ysize) { 402 tp->t_winsize.ws_col = scp->xsize; 403 tp->t_winsize.ws_row = scp->ysize; 404 pgsignal(tp->t_pgrp, SIGWINCH, 1); 405 } 406 407 return 0; 408 #endif /* SC_PIXEL_MODE */ 409 } 410 411 #define fb_ioctl(a, c, d) \ 412 (((a) == NULL) ? ENODEV : \ 413 (*vidsw[(a)->va_index]->ioctl)((a), (c), (caddr_t)(d))) 414 415 int 416 sc_vid_ioctl(struct tty *tp, u_long cmd, caddr_t data, int flag) 417 { 418 scr_stat *scp; 419 video_adapter_t *adp; 420 #ifndef SC_NO_MODE_CHANGE 421 video_info_t info; 422 #endif 423 int error, ret; 424 425 KKASSERT(tp->t_dev); 426 427 scp = SC_STAT(tp->t_dev); 428 if (scp == NULL) /* tp == SC_MOUSE */ 429 return ENOIOCTL; 430 adp = scp->sc->adp; 431 if (adp == NULL) /* shouldn't happen??? */ 432 return ENODEV; 433 434 lwkt_gettoken(&tty_token); 435 switch (cmd) { 436 437 case CONS_CURRENTADP: /* get current adapter index */ 438 case FBIO_ADAPTER: 439 ret = fb_ioctl(adp, FBIO_ADAPTER, data); 440 lwkt_reltoken(&tty_token); 441 return ret; 442 443 case CONS_CURRENT: /* get current adapter type */ 444 case FBIO_ADPTYPE: 445 ret = fb_ioctl(adp, FBIO_ADPTYPE, data); 446 lwkt_reltoken(&tty_token); 447 return ret; 448 449 case CONS_ADPINFO: /* adapter information */ 450 case FBIO_ADPINFO: 451 if (((video_adapter_info_t *)data)->va_index >= 0) { 452 adp = vid_get_adapter(((video_adapter_info_t *)data)->va_index); 453 if (adp == NULL) { 454 lwkt_reltoken(&tty_token); 455 return ENODEV; 456 } 457 } 458 ret = fb_ioctl(adp, FBIO_ADPINFO, data); 459 lwkt_reltoken(&tty_token); 460 return ret; 461 462 case CONS_GET: /* get current video mode */ 463 case FBIO_GETMODE: 464 *(int *)data = scp->mode; 465 lwkt_reltoken(&tty_token); 466 return 0; 467 468 #ifndef SC_NO_MODE_CHANGE 469 case CONS_SET: 470 case FBIO_SETMODE: /* set video mode */ 471 if (!(adp->va_flags & V_ADP_MODECHANGE)) { 472 lwkt_reltoken(&tty_token); 473 return ENODEV; 474 } 475 info.vi_mode = *(int *)data; 476 error = fb_ioctl(adp, FBIO_MODEINFO, &info); 477 if (error) { 478 lwkt_reltoken(&tty_token); 479 return error; 480 } 481 if (info.vi_flags & V_INFO_GRAPHICS) { 482 lwkt_reltoken(&tty_token); 483 return sc_set_graphics_mode(scp, tp, *(int *)data); 484 } else { 485 lwkt_reltoken(&tty_token); 486 return sc_set_text_mode(scp, tp, *(int *)data, 0, 0, 0); 487 } 488 #endif /* SC_NO_MODE_CHANGE */ 489 490 case CONS_MODEINFO: /* get mode information */ 491 case FBIO_MODEINFO: 492 ret = fb_ioctl(adp, FBIO_MODEINFO, data); 493 lwkt_reltoken(&tty_token); 494 return ret; 495 496 case CONS_FINDMODE: /* find a matching video mode */ 497 case FBIO_FINDMODE: 498 ret = fb_ioctl(adp, FBIO_FINDMODE, data); 499 lwkt_reltoken(&tty_token); 500 return ret; 501 502 case CONS_SETWINORG: /* set frame buffer window origin */ 503 case FBIO_SETWINORG: 504 if (scp != scp->sc->cur_scp) { 505 lwkt_reltoken(&tty_token); 506 return ENODEV; /* XXX */ 507 } 508 ret = fb_ioctl(adp, FBIO_SETWINORG, data); 509 lwkt_reltoken(&tty_token); 510 return ret; 511 512 case FBIO_GETWINORG: /* get frame buffer window origin */ 513 if (scp != scp->sc->cur_scp) { 514 lwkt_reltoken(&tty_token); 515 return ENODEV; /* XXX */ 516 } 517 ret = fb_ioctl(adp, FBIO_GETWINORG, data); 518 lwkt_reltoken(&tty_token); 519 return ret; 520 521 case FBIO_GETDISPSTART: 522 case FBIO_SETDISPSTART: 523 case FBIO_GETLINEWIDTH: 524 case FBIO_SETLINEWIDTH: 525 if (scp != scp->sc->cur_scp) { 526 lwkt_reltoken(&tty_token); 527 return ENODEV; /* XXX */ 528 } 529 ret = fb_ioctl(adp, cmd, data); 530 lwkt_reltoken(&tty_token); 531 return ret; 532 533 case FBIO_GETPALETTE: 534 case FBIO_SETPALETTE: 535 case FBIOPUTCMAP: 536 case FBIOGETCMAP: 537 case FBIOGTYPE: 538 case FBIOGATTR: 539 case FBIOSVIDEO: 540 case FBIOGVIDEO: 541 case FBIOSCURSOR: 542 case FBIOGCURSOR: 543 case FBIOSCURPOS: 544 case FBIOGCURPOS: 545 case FBIOGCURMAX: 546 if (scp != scp->sc->cur_scp) { 547 lwkt_reltoken(&tty_token); 548 return ENODEV; /* XXX */ 549 } 550 ret = fb_ioctl(adp, cmd, data); 551 lwkt_reltoken(&tty_token); 552 return ret; 553 554 case KDSETMODE: /* set current mode of this (virtual) console */ 555 switch (*(int *)data) { 556 case KD_TEXT: /* switch to TEXT (known) mode */ 557 /* 558 * If scp->mode is of graphics modes, we don't know which 559 * text mode to switch back to... 560 */ 561 if (scp->status & GRAPHICS_MODE) { 562 lwkt_reltoken(&tty_token); 563 return EINVAL; 564 } 565 /* restore fonts & palette ! */ 566 #if 0 567 #ifndef SC_NO_FONT_LOADING 568 if (ISFONTAVAIL(adp->va_flags) 569 && !(scp->status & (GRAPHICS_MODE | PIXEL_MODE))) 570 /* 571 * FONT KLUDGE 572 * Don't load fonts for now... XXX 573 */ 574 if (scp->sc->fonts_loaded & FONT_8) 575 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 576 if (scp->sc->fonts_loaded & FONT_14) 577 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 578 if (scp->sc->fonts_loaded & FONT_16) 579 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 580 } 581 #endif /* SC_NO_FONT_LOADING */ 582 #endif 583 584 #ifndef SC_NO_PALETTE_LOADING 585 load_palette(adp, scp->sc->palette); 586 #endif 587 588 /* move hardware cursor out of the way */ 589 (*vidsw[adp->va_index]->set_hw_cursor)(adp, -1, -1); 590 /* FALL THROUGH */ 591 592 case KD_TEXT1: /* switch to TEXT (known) mode */ 593 /* 594 * If scp->mode is of graphics modes, we don't know which 595 * text/pixel mode to switch back to... 596 */ 597 if (scp->status & GRAPHICS_MODE) { 598 lwkt_reltoken(&tty_token); 599 return EINVAL; 600 } 601 crit_enter(); 602 if ((error = sc_clean_up(scp))) { 603 crit_exit(); 604 lwkt_reltoken(&tty_token); 605 return error; 606 } 607 scp->status |= UNKNOWN_MODE | MOUSE_HIDDEN; 608 crit_exit(); 609 /* no restore fonts & palette */ 610 if (scp == scp->sc->cur_scp) 611 set_mode(scp); 612 sc_clear_screen(scp); 613 scp->status &= ~UNKNOWN_MODE; 614 lwkt_reltoken(&tty_token); 615 return 0; 616 617 #ifdef SC_PIXEL_MODE 618 case KD_PIXEL: /* pixel (raster) display */ 619 if (!(scp->status & (GRAPHICS_MODE | PIXEL_MODE))) { 620 lwkt_reltoken(&tty_token); 621 return EINVAL; 622 } 623 if (scp->status & GRAPHICS_MODE) { 624 lwkt_reltoken(&tty_token); 625 return sc_set_pixel_mode(scp, tp, scp->xsize, scp->ysize, 626 scp->font_size); 627 } 628 crit_enter(); 629 if ((error = sc_clean_up(scp))) { 630 crit_exit(); 631 lwkt_reltoken(&tty_token); 632 return error; 633 } 634 scp->status |= (UNKNOWN_MODE | PIXEL_MODE | MOUSE_HIDDEN); 635 crit_exit(); 636 if (scp == scp->sc->cur_scp) { 637 set_mode(scp); 638 #ifndef SC_NO_PALETTE_LOADING 639 load_palette(adp, scp->sc->palette); 640 #endif 641 } 642 sc_clear_screen(scp); 643 scp->status &= ~UNKNOWN_MODE; 644 lwkt_reltoken(&tty_token); 645 return 0; 646 #endif /* SC_PIXEL_MODE */ 647 648 case KD_GRAPHICS: /* switch to GRAPHICS (unknown) mode */ 649 crit_enter(); 650 if ((error = sc_clean_up(scp))) { 651 crit_exit(); 652 lwkt_reltoken(&tty_token); 653 return error; 654 } 655 scp->status |= UNKNOWN_MODE | MOUSE_HIDDEN; 656 crit_exit(); 657 lwkt_reltoken(&tty_token); 658 return 0; 659 660 default: 661 lwkt_reltoken(&tty_token); 662 return EINVAL; 663 } 664 /* NOT REACHED */ 665 666 #ifdef SC_PIXEL_MODE 667 case KDRASTER: /* set pixel (raster) display mode */ 668 if (ISUNKNOWNSC(scp) || ISTEXTSC(scp)) { 669 lwkt_reltoken(&tty_token); 670 return ENODEV; 671 } 672 lwkt_reltoken(&tty_token); 673 return sc_set_pixel_mode(scp, tp, ((int *)data)[0], ((int *)data)[1], 674 ((int *)data)[2]); 675 #endif /* SC_PIXEL_MODE */ 676 677 case KDGETMODE: /* get current mode of this (virtual) console */ 678 /* 679 * From the user program's point of view, KD_PIXEL is the same 680 * as KD_TEXT... 681 */ 682 *data = ISGRAPHSC(scp) ? KD_GRAPHICS : KD_TEXT; 683 lwkt_reltoken(&tty_token); 684 return 0; 685 686 case KDSBORDER: /* set border color of this (virtual) console */ 687 scp->border = *data; 688 if (scp == scp->sc->cur_scp) 689 sc_set_border(scp, scp->border); 690 lwkt_reltoken(&tty_token); 691 return 0; 692 } 693 694 lwkt_reltoken(&tty_token); 695 return ENOIOCTL; 696 } 697 698 static LIST_HEAD(, sc_renderer) sc_rndr_list = 699 LIST_HEAD_INITIALIZER(sc_rndr_list); 700 701 int 702 sc_render_add(sc_renderer_t *rndr) 703 { 704 LIST_INSERT_HEAD(&sc_rndr_list, rndr, link); 705 return 0; 706 } 707 708 int 709 sc_render_remove(sc_renderer_t *rndr) 710 { 711 /* 712 LIST_REMOVE(rndr, link); 713 */ 714 return EBUSY; /* XXX */ 715 } 716 717 sc_rndr_sw_t * 718 sc_render_match(scr_stat *scp, char *name, int model) 719 { 720 const sc_renderer_t **list; 721 const sc_renderer_t *p; 722 723 if (!LIST_EMPTY(&sc_rndr_list)) { 724 LIST_FOREACH(p, &sc_rndr_list, link) { 725 if ((strcmp(p->name, name) == 0) && 726 (model == p->model)) { 727 scp->status &= 728 ~(VR_CURSOR_ON | VR_CURSOR_BLINK); 729 return p->rndrsw; 730 } 731 } 732 } else { 733 SET_FOREACH(list, scrndr_set) { 734 p = *list; 735 if ((strcmp(p->name, name) == 0) && 736 (model == p->model)) { 737 scp->status &= 738 ~(VR_CURSOR_ON | VR_CURSOR_BLINK); 739 return p->rndrsw; 740 } 741 } 742 } 743 744 return NULL; 745 } 746 747 #define VIRTUAL_TTY(sc, x) ((SC_DEV((sc),(x)) != NULL) ? \ 748 (SC_DEV((sc),(x))->si_tty) : NULL) 749 750 void 751 sc_update_render(scr_stat *scp) 752 { 753 sc_rndr_sw_t *rndr; 754 sc_term_sw_t *sw; 755 struct tty *tp; 756 int prev_ysize, new_ysize; 757 int error; 758 759 sw = scp->tsw; 760 if (sw == NULL) { 761 return; 762 } 763 764 if (scp->rndr == NULL) 765 return; 766 767 if (scp->fbi == scp->sc->fbi) 768 return; 769 770 crit_enter(); 771 scp->fbi = scp->sc->fbi; 772 rndr = NULL; 773 if (strcmp(sw->te_renderer, "*") != 0) { 774 rndr = sc_render_match(scp, sw->te_renderer, scp->model); 775 } 776 if (rndr == NULL && scp->sc->fbi != NULL) { 777 rndr = sc_render_match(scp, "kms", scp->model); 778 } 779 if (rndr != NULL) { 780 scp->rndr = rndr; 781 /* Mostly copied from sc_set_text_mode */ 782 if ((error = sc_clean_up(scp))) { 783 crit_exit(); 784 return; 785 } 786 new_ysize = 0; 787 #ifndef SC_NO_HISTORY 788 if (scp->history != NULL) { 789 sc_hist_save(scp); 790 new_ysize = sc_vtb_rows(scp->history); 791 } 792 #endif 793 prev_ysize = scp->ysize; 794 scp->status |= UNKNOWN_MODE | MOUSE_HIDDEN; 795 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE | MOUSE_VISIBLE); 796 scp->model = V_INFO_MM_TEXT; 797 scp->xpixel = scp->fbi->width; 798 scp->ypixel = scp->fbi->height; 799 scp->xsize = scp->xpixel / 8; 800 scp->ysize = scp->ypixel / scp->font_size; 801 scp->xpad = scp->fbi->stride / 4 - scp->xsize * 8; 802 803 /* allocate buffers */ 804 sc_alloc_scr_buffer(scp, TRUE, TRUE); 805 sc_init_emulator(scp, NULL); 806 #ifndef SC_NO_CUTPASTE 807 sc_alloc_cut_buffer(scp, FALSE); 808 #endif 809 #ifndef SC_NO_HISTORY 810 sc_alloc_history_buffer(scp, new_ysize, prev_ysize, FALSE); 811 #endif 812 crit_exit(); 813 scp->status &= ~UNKNOWN_MODE; 814 tp = VIRTUAL_TTY(scp->sc, scp->index); 815 if (tp == NULL) 816 return; 817 if (tp->t_winsize.ws_col != scp->xsize || 818 tp->t_winsize.ws_row != scp->ysize) { 819 tp->t_winsize.ws_col = scp->xsize; 820 tp->t_winsize.ws_row = scp->ysize; 821 pgsignal(tp->t_pgrp, SIGWINCH, 1); 822 } 823 return; 824 } 825 if (rndr == NULL) { 826 rndr = sc_render_match(scp, scp->sc->adp->va_name, scp->model); 827 } 828 829 if (rndr != NULL) { 830 scp->rndr = rndr; 831 } 832 crit_exit(); 833 } 834