1 /*- 2 * Copyright (c) 1992-1998 S�ren 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: /usr/local/www/cvsroot/FreeBSD/src/sys/dev/syscons/syscons.c,v 1.336.2.17 2004/03/25 08:41:09 ru Exp $ 32 * $DragonFly: src/sys/dev/misc/syscons/syscons.c,v 1.19 2005/03/28 21:30:23 swildner Exp $ 33 */ 34 35 #include "use_splash.h" 36 #include "opt_syscons.h" 37 #include "opt_ddb.h" 38 #include "use_apm.h" 39 40 #include <sys/param.h> 41 #include <sys/systm.h> 42 #include <sys/eventhandler.h> 43 #include <sys/reboot.h> 44 #include <sys/conf.h> 45 #include <sys/proc.h> 46 #include <sys/signalvar.h> 47 #include <sys/sysctl.h> 48 #include <sys/tty.h> 49 #include <sys/kernel.h> 50 #include <sys/cons.h> 51 #include <sys/random.h> 52 53 #include <machine/clock.h> 54 #include <machine/console.h> 55 #include <machine/psl.h> 56 #include <machine/pc/display.h> 57 #include <machine/apm_bios.h> 58 #include <machine/frame.h> 59 60 #include <dev/misc/kbd/kbdreg.h> 61 #include <dev/video/fb/fbreg.h> 62 #include <dev/video/fb/splashreg.h> 63 #include "syscons.h" 64 65 #define COLD 0 66 #define WARM 1 67 68 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 69 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 70 71 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 72 73 MALLOC_DEFINE(M_SYSCONS, "syscons", "Syscons"); 74 75 typedef struct default_attr { 76 int std_color; /* normal hardware color */ 77 int rev_color; /* reverse hardware color */ 78 } default_attr; 79 80 static default_attr user_default = { 81 SC_NORM_ATTR, 82 SC_NORM_REV_ATTR, 83 }; 84 85 static default_attr kernel_default = { 86 SC_KERNEL_CONS_ATTR, 87 SC_KERNEL_CONS_REV_ATTR, 88 }; 89 90 static int sc_console_unit = -1; 91 static scr_stat *sc_console; 92 static struct tty *sc_console_tty; 93 static void *kernel_console_ts; 94 95 static char init_done = COLD; 96 static char shutdown_in_progress = FALSE; 97 static char sc_malloc = FALSE; 98 99 static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 100 static int run_scrn_saver = FALSE; /* should run the saver? */ 101 static long scrn_blank_time = 0; /* screen saver timeout value */ 102 #if NSPLASH > 0 103 static int scrn_blanked; /* # of blanked screen */ 104 static int sticky_splash = FALSE; 105 106 static void none_saver(sc_softc_t *sc, int blank) { } 107 static void (*current_saver)(sc_softc_t *, int) = none_saver; 108 #endif 109 110 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 111 #include "font.h" 112 #endif 113 114 d_ioctl_t *sc_user_ioctl; 115 116 static bios_values_t bios_value; 117 118 static int enable_panic_key; 119 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 120 0, ""); 121 122 #define SC_CONSOLECTL 255 123 124 #define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 125 SC_DEV((sc), (x))->si_tty : NULL) 126 #define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) 127 128 static int debugger; 129 130 /* prototypes */ 131 static int scvidprobe(int unit, int flags, int cons); 132 static int sckbdprobe(int unit, int flags, int cons); 133 static void scmeminit(void *arg); 134 static int scdevtounit(dev_t dev); 135 static kbd_callback_func_t sckbdevent; 136 static int scparam(struct tty *tp, struct termios *t); 137 static void scstart(struct tty *tp); 138 static void scinit(int unit, int flags); 139 static void scterm(int unit, int flags); 140 static void scshutdown(void *arg, int howto); 141 static u_int scgetc(sc_softc_t *sc, u_int flags); 142 #define SCGETC_CN 1 143 #define SCGETC_NONBLOCK 2 144 static int sccngetch(int flags); 145 static void sccnupdate(scr_stat *scp); 146 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 147 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 148 static timeout_t scrn_timer; 149 static int and_region(int *s1, int *e1, int s2, int e2); 150 static void scrn_update(scr_stat *scp, int show_cursor); 151 152 #if NSPLASH > 0 153 static int scsplash_callback(int event, void *arg); 154 static void scsplash_saver(sc_softc_t *sc, int show); 155 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 156 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 157 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 158 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 159 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 160 static int wait_scrn_saver_stop(sc_softc_t *sc); 161 #define scsplash_stick(stick) (sticky_splash = (stick)) 162 #else /* !NSPLASH */ 163 #define scsplash_stick(stick) 164 #endif /* NSPLASH */ 165 166 static int do_switch_scr(sc_softc_t *sc, int s); 167 static int vt_proc_alive(scr_stat *scp); 168 static int signal_vt_rel(scr_stat *scp); 169 static int signal_vt_acq(scr_stat *scp); 170 static int finish_vt_rel(scr_stat *scp, int release, int *s); 171 static int finish_vt_acq(scr_stat *scp); 172 static void exchange_scr(sc_softc_t *sc); 173 static void update_cursor_image(scr_stat *scp); 174 static int save_kbd_state(scr_stat *scp); 175 static int update_kbd_state(scr_stat *scp, int state, int mask); 176 static int update_kbd_leds(scr_stat *scp, int which); 177 static timeout_t blink_screen; 178 179 #define CDEV_MAJOR 12 180 181 static cn_probe_t sccnprobe; 182 static cn_init_t sccninit; 183 static cn_getc_t sccngetc; 184 static cn_checkc_t sccncheckc; 185 static cn_putc_t sccnputc; 186 static cn_dbctl_t sccndbctl; 187 static cn_term_t sccnterm; 188 189 CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 190 sccndbctl); 191 192 static d_open_t scopen; 193 static d_close_t scclose; 194 static d_read_t scread; 195 static d_ioctl_t scioctl; 196 static d_mmap_t scmmap; 197 198 static struct cdevsw sc_cdevsw = { 199 /* name */ "sc", 200 /* maj */ CDEV_MAJOR, 201 /* flags */ D_TTY | D_KQFILTER, 202 /* port */ NULL, 203 /* clone */ NULL, 204 205 /* open */ scopen, 206 /* close */ scclose, 207 /* read */ scread, 208 /* write */ ttywrite, 209 /* ioctl */ scioctl, 210 /* poll */ ttypoll, 211 /* mmap */ scmmap, 212 /* strategy */ nostrategy, 213 /* dump */ nodump, 214 /* psize */ nopsize, 215 /* kqfilter */ ttykqfilter 216 }; 217 218 int 219 sc_probe_unit(int unit, int flags) 220 { 221 if (!scvidprobe(unit, flags, FALSE)) { 222 if (bootverbose) 223 printf("sc%d: no video adapter found.\n", unit); 224 return ENXIO; 225 } 226 227 /* syscons will be attached even when there is no keyboard */ 228 sckbdprobe(unit, flags, FALSE); 229 230 return 0; 231 } 232 233 /* probe video adapters, return TRUE if found */ 234 static int 235 scvidprobe(int unit, int flags, int cons) 236 { 237 /* 238 * Access the video adapter driver through the back door! 239 * Video adapter drivers need to be configured before syscons. 240 * However, when syscons is being probed as the low-level console, 241 * they have not been initialized yet. We force them to initialize 242 * themselves here. XXX 243 */ 244 vid_configure(cons ? VIO_PROBE_ONLY : 0); 245 246 return (vid_find_adapter("*", unit) >= 0); 247 } 248 249 /* probe the keyboard, return TRUE if found */ 250 static int 251 sckbdprobe(int unit, int flags, int cons) 252 { 253 /* access the keyboard driver through the backdoor! */ 254 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 255 256 return (kbd_find_keyboard("*", unit) >= 0); 257 } 258 259 static char 260 *adapter_name(video_adapter_t *adp) 261 { 262 static struct { 263 int type; 264 char *name[2]; 265 } names[] = { 266 { KD_MONO, { "MDA", "MDA" } }, 267 { KD_HERCULES, { "Hercules", "Hercules" } }, 268 { KD_CGA, { "CGA", "CGA" } }, 269 { KD_EGA, { "EGA", "EGA (mono)" } }, 270 { KD_VGA, { "VGA", "VGA (mono)" } }, 271 { KD_TGA, { "TGA", "TGA" } }, 272 { -1, { "Unknown", "Unknown" } }, 273 }; 274 int i; 275 276 for (i = 0; names[i].type != -1; ++i) 277 if (names[i].type == adp->va_type) 278 break; 279 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 280 } 281 282 int 283 sc_attach_unit(int unit, int flags) 284 { 285 sc_softc_t *sc; 286 scr_stat *scp; 287 #ifdef SC_PIXEL_MODE 288 video_info_t info; 289 #endif 290 int vc; 291 dev_t dev; 292 293 flags &= ~SC_KERNEL_CONSOLE; 294 295 if (sc_console_unit == unit) { 296 /* 297 * If this unit is being used as the system console, we need to 298 * adjust some variables and buffers before and after scinit(). 299 */ 300 /* assert(sc_console != NULL) */ 301 flags |= SC_KERNEL_CONSOLE; 302 scmeminit(NULL); 303 304 scinit(unit, flags); 305 306 if (sc_console->tsw->te_size > 0) { 307 /* assert(sc_console->ts != NULL); */ 308 kernel_console_ts = sc_console->ts; 309 sc_console->ts = malloc(sc_console->tsw->te_size, 310 M_SYSCONS, M_WAITOK); 311 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 312 (*sc_console->tsw->te_default_attr)(sc_console, 313 user_default.std_color, 314 user_default.rev_color); 315 } 316 } else { 317 scinit(unit, flags); 318 } 319 320 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 321 sc->config = flags; 322 callout_init(&sc->scrn_timer_ch); 323 scp = SC_STAT(sc->dev[0]); 324 if (sc_console == NULL) /* sc_console_unit < 0 */ 325 sc_console = scp; 326 327 #ifdef SC_PIXEL_MODE 328 if ((sc->config & SC_VESA800X600) 329 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 330 #if NSPLASH > 0 331 if (sc->flags & SC_SPLASH_SCRN) 332 splash_term(sc->adp); 333 #endif 334 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 335 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 336 sc->initial_mode = M_VESA_800x600; 337 #if NSPLASH > 0 338 /* put up the splash again! */ 339 if (sc->flags & SC_SPLASH_SCRN) 340 splash_init(sc->adp, scsplash_callback, sc); 341 #endif 342 } 343 #endif /* SC_PIXEL_MODE */ 344 345 /* initialize cursor */ 346 if (!ISGRAPHSC(scp)) 347 update_cursor_image(scp); 348 349 /* get screen update going */ 350 scrn_timer(sc); 351 352 /* set up the keyboard */ 353 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 354 update_kbd_state(scp, scp->status, LOCK_MASK); 355 356 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 357 unit, adapter_name(sc->adp), sc->vtys, sc->config); 358 if (bootverbose) { 359 printf("sc%d:", unit); 360 if (sc->adapter >= 0) 361 printf(" fb%d", sc->adapter); 362 if (sc->keyboard >= 0) 363 printf(", kbd%d", sc->keyboard); 364 if (scp->tsw) 365 printf(", terminal emulator: %s (%s)", 366 scp->tsw->te_name, scp->tsw->te_desc); 367 printf("\n"); 368 } 369 370 /* register a shutdown callback for the kernel console */ 371 if (sc_console_unit == unit) 372 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 373 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 374 375 /* 376 * create devices. cdevsw_add() must be called to make devices under 377 * this major number available to userland. 378 */ 379 cdevsw_add(&sc_cdevsw, ~(MAXCONS - 1), unit * MAXCONS); 380 381 for (vc = 0; vc < sc->vtys; vc++) { 382 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 383 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 384 sc->dev[vc] = dev; 385 /* 386 * The first vty already has struct tty and scr_stat initialized 387 * in scinit(). The other vtys will have these structs when 388 * first opened. 389 */ 390 } 391 392 cdevsw_add(&sc_cdevsw, -1, SC_CONSOLECTL); /* XXX */ 393 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 394 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 395 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 396 dev->si_drv1 = sc_console; 397 398 return 0; 399 } 400 401 static void 402 scmeminit(void *arg) 403 { 404 if (sc_malloc) 405 return; 406 sc_malloc = TRUE; 407 408 /* 409 * As soon as malloc() becomes functional, we had better allocate 410 * various buffers for the kernel console. 411 */ 412 413 if (sc_console_unit < 0) /* sc_console == NULL */ 414 return; 415 416 /* copy the temporary buffer to the final buffer */ 417 sc_alloc_scr_buffer(sc_console, TRUE, FALSE); 418 419 #ifndef SC_NO_CUTPASTE 420 sc_alloc_cut_buffer(sc_console, TRUE); 421 #endif 422 423 #ifndef SC_NO_HISTORY 424 /* initialize history buffer & pointers */ 425 sc_alloc_history_buffer(sc_console, 0, 0, TRUE); 426 #endif 427 } 428 429 /* XXX */ 430 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 431 432 static int 433 scdevtounit(dev_t dev) 434 { 435 int vty = SC_VTY(dev); 436 437 if (vty == SC_CONSOLECTL) 438 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 439 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 440 return -1; 441 else 442 return vty/MAXCONS; 443 } 444 445 int 446 scopen(dev_t dev, int flag, int mode, struct thread *td) 447 { 448 int unit = scdevtounit(dev); 449 sc_softc_t *sc; 450 struct tty *tp; 451 scr_stat *scp; 452 keyarg_t key; 453 int error; 454 455 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 456 major(dev), minor(dev), unit, SC_VTY(dev))); 457 458 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 459 if (sc == NULL) 460 return ENXIO; 461 462 tp = dev->si_tty = ttymalloc(dev->si_tty); 463 tp->t_oproc = scstart; 464 tp->t_param = scparam; 465 tp->t_stop = nottystop; 466 tp->t_dev = dev; 467 if (!ISTTYOPEN(tp)) { 468 ttychars(tp); 469 /* Use the current setting of the <-- key as default VERASE. */ 470 /* If the Delete key is preferable, an stty is necessary */ 471 if (sc->kbd != NULL) { 472 key.keynum = KEYCODE_BS; 473 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 474 tp->t_cc[VERASE] = key.key.map[0]; 475 } 476 tp->t_iflag = TTYDEF_IFLAG; 477 tp->t_oflag = TTYDEF_OFLAG; 478 tp->t_cflag = TTYDEF_CFLAG; 479 tp->t_lflag = TTYDEF_LFLAG; 480 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 481 scparam(tp, &tp->t_termios); 482 (*linesw[tp->t_line].l_modem)(tp, 1); 483 } 484 else 485 if (tp->t_state & TS_XCLUDE && suser(td)) 486 return(EBUSY); 487 488 error = (*linesw[tp->t_line].l_open)(dev, tp); 489 490 scp = SC_STAT(dev); 491 if (scp == NULL) { 492 scp = dev->si_drv1 = alloc_scp(sc, SC_VTY(dev)); 493 if (ISGRAPHSC(scp)) 494 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 495 } 496 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 497 tp->t_winsize.ws_col = scp->xsize; 498 tp->t_winsize.ws_row = scp->ysize; 499 } 500 501 return error; 502 } 503 504 int 505 scclose(dev_t dev, int flag, int mode, struct thread *td) 506 { 507 struct tty *tp = dev->si_tty; 508 scr_stat *scp; 509 int s; 510 511 if (SC_VTY(dev) != SC_CONSOLECTL) { 512 scp = SC_STAT(tp->t_dev); 513 /* were we in the middle of the VT switching process? */ 514 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 515 s = spltty(); 516 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 517 cons_unavail = FALSE; 518 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 519 DPRINTF(5, ("reset WAIT_REL, ")); 520 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 521 DPRINTF(5, ("reset WAIT_ACQ, ")); 522 #if not_yet_done 523 if (scp == &main_console) { 524 scp->pid = 0; 525 scp->proc = NULL; 526 scp->smode.mode = VT_AUTO; 527 } 528 else { 529 sc_vtb_destroy(&scp->vtb); 530 sc_vtb_destroy(&scp->scr); 531 sc_free_history_buffer(scp, scp->ysize); 532 SC_STAT(dev) = NULL; 533 free(scp, M_SYSCONS); 534 } 535 #else 536 scp->pid = 0; 537 scp->proc = NULL; 538 scp->smode.mode = VT_AUTO; 539 #endif 540 scp->kbd_mode = K_XLATE; 541 if (scp == scp->sc->cur_scp) 542 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 543 DPRINTF(5, ("done.\n")); 544 } 545 spltty(); 546 (*linesw[tp->t_line].l_close)(tp, flag); 547 ttyclose(tp); 548 spl0(); 549 return(0); 550 } 551 552 int 553 scread(dev_t dev, struct uio *uio, int flag) 554 { 555 sc_touch_scrn_saver(); 556 return ttyread(dev, uio, flag); 557 } 558 559 static int 560 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 561 { 562 sc_softc_t *sc; 563 struct tty *cur_tty; 564 int c; 565 size_t len; 566 u_char *cp; 567 568 sc = (sc_softc_t *)arg; 569 /* assert(thiskbd == sc->kbd) */ 570 571 switch (event) { 572 case KBDIO_KEYINPUT: 573 break; 574 case KBDIO_UNLOADING: 575 sc->kbd = NULL; 576 sc->keyboard = -1; 577 kbd_release(thiskbd, (void *)&sc->keyboard); 578 return 0; 579 default: 580 return EINVAL; 581 } 582 583 /* 584 * Loop while there is still input to get from the keyboard. 585 * I don't think this is nessesary, and it doesn't fix 586 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 587 */ 588 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 589 590 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 591 if (!ISTTYOPEN(cur_tty)) { 592 cur_tty = sc_console_tty; 593 if (!ISTTYOPEN(cur_tty)) 594 continue; 595 } 596 597 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 598 continue; 599 600 switch (KEYFLAGS(c)) { 601 case 0x0000: /* normal key */ 602 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 603 break; 604 case FKEY: /* function key, return string */ 605 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 606 if (cp != NULL) { 607 while (len-- > 0) 608 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 609 } 610 break; 611 case MKEY: /* meta is active, prepend ESC */ 612 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 613 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 614 break; 615 case BKEY: /* backtab fixed sequence (esc [ Z) */ 616 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 617 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 618 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 619 break; 620 } 621 } 622 623 sc->cur_scp->status |= MOUSE_HIDDEN; 624 625 return 0; 626 } 627 628 static int 629 scparam(struct tty *tp, struct termios *t) 630 { 631 tp->t_ispeed = t->c_ispeed; 632 tp->t_ospeed = t->c_ospeed; 633 tp->t_cflag = t->c_cflag; 634 return 0; 635 } 636 637 int 638 scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct thread *td) 639 { 640 int error; 641 int i; 642 struct tty *tp; 643 sc_softc_t *sc; 644 scr_stat *scp; 645 int s; 646 struct proc *p = td->td_proc; 647 648 KKASSERT(p); 649 650 tp = dev->si_tty; 651 652 /* If there is a user_ioctl function call that first */ 653 if (sc_user_ioctl) { 654 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 655 if (error != ENOIOCTL) 656 return error; 657 } 658 659 error = sc_vid_ioctl(tp, cmd, data, flag, td); 660 if (error != ENOIOCTL) 661 return error; 662 663 #ifndef SC_NO_HISTORY 664 error = sc_hist_ioctl(tp, cmd, data, flag, td); 665 if (error != ENOIOCTL) 666 return error; 667 #endif 668 669 #ifndef SC_NO_SYSMOUSE 670 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 671 if (error != ENOIOCTL) 672 return error; 673 #endif 674 675 scp = SC_STAT(tp->t_dev); 676 /* assert(scp != NULL) */ 677 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 678 sc = scp->sc; 679 680 if (scp->tsw) { 681 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 682 if (error != ENOIOCTL) 683 return error; 684 } 685 686 switch (cmd) { /* process console hardware related ioctl's */ 687 688 case GIO_ATTR: /* get current attributes */ 689 /* this ioctl is not processed here, but in the terminal emulator */ 690 return ENOTTY; 691 692 case GIO_COLOR: /* is this a color console ? */ 693 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 694 return 0; 695 696 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 697 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 698 return EINVAL; 699 s = spltty(); 700 scrn_blank_time = *(int *)data; 701 run_scrn_saver = (scrn_blank_time != 0); 702 splx(s); 703 return 0; 704 705 case CONS_CURSORTYPE: /* set cursor type blink/noblink */ 706 s = spltty(); 707 if (!ISGRAPHSC(sc->cur_scp)) 708 sc_remove_cursor_image(sc->cur_scp); 709 if ((*(int*)data) & 0x01) 710 sc->flags |= SC_BLINK_CURSOR; 711 else 712 sc->flags &= ~SC_BLINK_CURSOR; 713 if ((*(int*)data) & 0x02) { 714 sc->flags |= SC_CHAR_CURSOR; 715 } else 716 sc->flags &= ~SC_CHAR_CURSOR; 717 /* 718 * The cursor shape is global property; all virtual consoles 719 * are affected. Update the cursor in the current console... 720 */ 721 if (!ISGRAPHSC(sc->cur_scp)) { 722 sc_set_cursor_image(sc->cur_scp); 723 sc_draw_cursor_image(sc->cur_scp); 724 } 725 splx(s); 726 return 0; 727 728 case CONS_BELLTYPE: /* set bell type sound/visual */ 729 if ((*(int *)data) & 0x01) 730 sc->flags |= SC_VISUAL_BELL; 731 else 732 sc->flags &= ~SC_VISUAL_BELL; 733 if ((*(int *)data) & 0x02) 734 sc->flags |= SC_QUIET_BELL; 735 else 736 sc->flags &= ~SC_QUIET_BELL; 737 return 0; 738 739 case CONS_GETINFO: /* get current (virtual) console info */ 740 { 741 vid_info_t *ptr = (vid_info_t*)data; 742 if (ptr->size == sizeof(struct vid_info)) { 743 ptr->m_num = sc->cur_scp->index; 744 ptr->font_size = scp->font_size; 745 ptr->mv_col = scp->xpos; 746 ptr->mv_row = scp->ypos; 747 ptr->mv_csz = scp->xsize; 748 ptr->mv_rsz = scp->ysize; 749 /* 750 * The following fields are filled by the terminal emulator. XXX 751 * 752 * ptr->mv_norm.fore 753 * ptr->mv_norm.back 754 * ptr->mv_rev.fore 755 * ptr->mv_rev.back 756 */ 757 ptr->mv_grfc.fore = 0; /* not supported */ 758 ptr->mv_grfc.back = 0; /* not supported */ 759 ptr->mv_ovscan = scp->border; 760 if (scp == sc->cur_scp) 761 save_kbd_state(scp); 762 ptr->mk_keylock = scp->status & LOCK_MASK; 763 return 0; 764 } 765 return EINVAL; 766 } 767 768 case CONS_GETVERS: /* get version number */ 769 *(int*)data = 0x200; /* version 2.0 */ 770 return 0; 771 772 case CONS_IDLE: /* see if the screen has been idle */ 773 /* 774 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 775 * the user process may have been writing something on the 776 * screen and syscons is not aware of it. Declare the screen 777 * is NOT idle if it is in one of these modes. But there is 778 * an exception to it; if a screen saver is running in the 779 * graphics mode in the current screen, we should say that the 780 * screen has been idle. 781 */ 782 *(int *)data = (sc->flags & SC_SCRN_IDLE) 783 && (!ISGRAPHSC(sc->cur_scp) 784 || (sc->cur_scp->status & SAVER_RUNNING)); 785 return 0; 786 787 case CONS_SAVERMODE: /* set saver mode */ 788 switch(*(int *)data) { 789 case CONS_NO_SAVER: 790 case CONS_USR_SAVER: 791 /* if a LKM screen saver is running, stop it first. */ 792 scsplash_stick(FALSE); 793 saver_mode = *(int *)data; 794 s = spltty(); 795 #if NSPLASH > 0 796 if ((error = wait_scrn_saver_stop(NULL))) { 797 splx(s); 798 return error; 799 } 800 #endif /* NSPLASH */ 801 run_scrn_saver = TRUE; 802 if (saver_mode == CONS_USR_SAVER) 803 scp->status |= SAVER_RUNNING; 804 else 805 scp->status &= ~SAVER_RUNNING; 806 scsplash_stick(TRUE); 807 splx(s); 808 break; 809 case CONS_LKM_SAVER: 810 s = spltty(); 811 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 812 scp->status &= ~SAVER_RUNNING; 813 saver_mode = *(int *)data; 814 splx(s); 815 break; 816 default: 817 return EINVAL; 818 } 819 return 0; 820 821 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 822 /* 823 * Note that this ioctl does not guarantee the screen saver 824 * actually starts or stops. It merely attempts to do so... 825 */ 826 s = spltty(); 827 run_scrn_saver = (*(int *)data != 0); 828 if (run_scrn_saver) 829 sc->scrn_time_stamp -= scrn_blank_time; 830 splx(s); 831 return 0; 832 833 case CONS_SCRSHOT: /* get a screen shot */ 834 { 835 scrshot_t *ptr = (scrshot_t*)data; 836 s = spltty(); 837 if (ISGRAPHSC(scp)) { 838 splx(s); 839 return EOPNOTSUPP; 840 } 841 if (scp->xsize != ptr->xsize || scp->ysize != ptr->ysize) { 842 splx(s); 843 return EINVAL; 844 } 845 copyout ((void*)scp->vtb.vtb_buffer, ptr->buf, 846 ptr->xsize * ptr->ysize * sizeof(u_int16_t)); 847 splx(s); 848 return 0; 849 } 850 851 case VT_SETMODE: /* set screen switcher mode */ 852 { 853 struct vt_mode *mode; 854 855 mode = (struct vt_mode *)data; 856 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 857 if (scp->smode.mode == VT_PROCESS) { 858 if (scp->proc == pfind(scp->pid) && scp->proc != p) { 859 DPRINTF(5, ("error EPERM\n")); 860 return EPERM; 861 } 862 } 863 s = spltty(); 864 if (mode->mode == VT_AUTO) { 865 scp->smode.mode = VT_AUTO; 866 scp->proc = NULL; 867 scp->pid = 0; 868 DPRINTF(5, ("VT_AUTO, ")); 869 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 870 cons_unavail = FALSE; 871 /* were we in the middle of the vty switching process? */ 872 if (finish_vt_rel(scp, TRUE, &s) == 0) 873 DPRINTF(5, ("reset WAIT_REL, ")); 874 if (finish_vt_acq(scp) == 0) 875 DPRINTF(5, ("reset WAIT_ACQ, ")); 876 } else { 877 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 878 || !ISSIGVALID(mode->frsig)) { 879 splx(s); 880 DPRINTF(5, ("error EINVAL\n")); 881 return EINVAL; 882 } 883 DPRINTF(5, ("VT_PROCESS %d, ", p->p_pid)); 884 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 885 scp->proc = p; 886 scp->pid = scp->proc->p_pid; 887 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 888 cons_unavail = TRUE; 889 } 890 splx(s); 891 DPRINTF(5, ("\n")); 892 return 0; 893 } 894 895 case VT_GETMODE: /* get screen switcher mode */ 896 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 897 return 0; 898 899 case VT_RELDISP: /* screen switcher ioctl */ 900 s = spltty(); 901 /* 902 * This must be the current vty which is in the VT_PROCESS 903 * switching mode... 904 */ 905 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 906 splx(s); 907 return EINVAL; 908 } 909 /* ...and this process is controlling it. */ 910 if (scp->proc != p) { 911 splx(s); 912 return EPERM; 913 } 914 error = EINVAL; 915 switch(*(int *)data) { 916 case VT_FALSE: /* user refuses to release screen, abort */ 917 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 918 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 919 break; 920 case VT_TRUE: /* user has released screen, go on */ 921 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 922 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 923 break; 924 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 925 if ((error = finish_vt_acq(scp)) == 0) 926 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 927 break; 928 default: 929 break; 930 } 931 splx(s); 932 return error; 933 934 case VT_OPENQRY: /* return free virtual console */ 935 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 936 tp = VIRTUAL_TTY(sc, i); 937 if (!ISTTYOPEN(tp)) { 938 *(int *)data = i + 1; 939 return 0; 940 } 941 } 942 return EINVAL; 943 944 case VT_ACTIVATE: /* switch to screen *data */ 945 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 946 s = spltty(); 947 sc_clean_up(sc->cur_scp); 948 splx(s); 949 return sc_switch_scr(sc, i); 950 951 case VT_WAITACTIVE: /* wait for switch to occur */ 952 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 953 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 954 return EINVAL; 955 s = spltty(); 956 error = sc_clean_up(sc->cur_scp); 957 splx(s); 958 if (error) 959 return error; 960 scp = SC_STAT(SC_DEV(sc, i)); 961 if (scp == scp->sc->cur_scp) 962 return 0; 963 while ((error=tsleep((caddr_t)&scp->smode, PCATCH, 964 "waitvt", 0)) == ERESTART) ; 965 return error; 966 967 case VT_GETACTIVE: /* get active vty # */ 968 *(int *)data = sc->cur_scp->index + 1; 969 return 0; 970 971 case VT_GETINDEX: /* get this vty # */ 972 *(int *)data = scp->index + 1; 973 return 0; 974 975 case VT_LOCKSWITCH: /* prevent vty switching */ 976 if ((*(int *)data) & 0x01) 977 sc->flags |= SC_SCRN_VTYLOCK; 978 else 979 sc->flags &= ~SC_SCRN_VTYLOCK; 980 return 0; 981 982 case KDENABIO: /* allow io operations */ 983 error = suser(td); 984 if (error != 0) 985 return error; 986 if (securelevel > 0) 987 return EPERM; 988 p->p_md.md_regs->tf_eflags |= PSL_IOPL; 989 return 0; 990 991 case KDDISABIO: /* disallow io operations (default) */ 992 p->p_md.md_regs->tf_eflags &= ~PSL_IOPL; 993 return 0; 994 995 case KDSKBSTATE: /* set keyboard state (locks) */ 996 if (*(int *)data & ~LOCK_MASK) 997 return EINVAL; 998 scp->status &= ~LOCK_MASK; 999 scp->status |= *(int *)data; 1000 if (scp == sc->cur_scp) 1001 update_kbd_state(scp, scp->status, LOCK_MASK); 1002 return 0; 1003 1004 case KDGKBSTATE: /* get keyboard state (locks) */ 1005 if (scp == sc->cur_scp) 1006 save_kbd_state(scp); 1007 *(int *)data = scp->status & LOCK_MASK; 1008 return 0; 1009 1010 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1011 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1012 error = kbd_ioctl(sc->kbd, cmd, data); 1013 if (error == ENOIOCTL) 1014 error = ENODEV; 1015 return error; 1016 1017 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1018 if (*(int *)data & ~0x7f) 1019 return EINVAL; 1020 error = kbd_ioctl(sc->kbd, cmd, data); 1021 if (error == ENOIOCTL) 1022 error = ENODEV; 1023 return error; 1024 1025 case KDSKBMODE: /* set keyboard mode */ 1026 switch (*(int *)data) { 1027 case K_XLATE: /* switch to XLT ascii mode */ 1028 case K_RAW: /* switch to RAW scancode mode */ 1029 case K_CODE: /* switch to CODE mode */ 1030 scp->kbd_mode = *(int *)data; 1031 if (scp == sc->cur_scp) 1032 kbd_ioctl(sc->kbd, cmd, data); 1033 return 0; 1034 default: 1035 return EINVAL; 1036 } 1037 /* NOT REACHED */ 1038 1039 case KDGKBMODE: /* get keyboard mode */ 1040 *(int *)data = scp->kbd_mode; 1041 return 0; 1042 1043 case KDGKBINFO: 1044 error = kbd_ioctl(sc->kbd, cmd, data); 1045 if (error == ENOIOCTL) 1046 error = ENODEV; 1047 return error; 1048 1049 case KDMKTONE: /* sound the bell */ 1050 if (*(int*)data) 1051 sc_bell(scp, (*(int*)data)&0xffff, 1052 (((*(int*)data)>>16)&0xffff)*hz/1000); 1053 else 1054 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1055 return 0; 1056 1057 case KIOCSOUND: /* make tone (*data) hz */ 1058 if (scp == sc->cur_scp) { 1059 if (*(int *)data) 1060 return sc_tone(*(int *)data); 1061 else 1062 return sc_tone(0); 1063 } 1064 return 0; 1065 1066 case KDGKBTYPE: /* get keyboard type */ 1067 error = kbd_ioctl(sc->kbd, cmd, data); 1068 if (error == ENOIOCTL) { 1069 /* always return something? XXX */ 1070 *(int *)data = 0; 1071 } 1072 return 0; 1073 1074 case KDSETLED: /* set keyboard LED status */ 1075 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1076 return EINVAL; 1077 scp->status &= ~LED_MASK; 1078 scp->status |= *(int *)data; 1079 if (scp == sc->cur_scp) 1080 update_kbd_leds(scp, scp->status); 1081 return 0; 1082 1083 case KDGETLED: /* get keyboard LED status */ 1084 if (scp == sc->cur_scp) 1085 save_kbd_state(scp); 1086 *(int *)data = scp->status & LED_MASK; 1087 return 0; 1088 1089 case CONS_SETKBD: /* set the new keyboard */ 1090 { 1091 keyboard_t *newkbd; 1092 1093 s = spltty(); 1094 newkbd = kbd_get_keyboard(*(int *)data); 1095 if (newkbd == NULL) { 1096 splx(s); 1097 return EINVAL; 1098 } 1099 error = 0; 1100 if (sc->kbd != newkbd) { 1101 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1102 (void *)&sc->keyboard, sckbdevent, sc); 1103 /* i == newkbd->kb_index */ 1104 if (i >= 0) { 1105 if (sc->kbd != NULL) { 1106 save_kbd_state(sc->cur_scp); 1107 kbd_release(sc->kbd, (void *)&sc->keyboard); 1108 } 1109 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1110 sc->keyboard = i; 1111 kbd_ioctl(sc->kbd, KDSKBMODE, 1112 (caddr_t)&sc->cur_scp->kbd_mode); 1113 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1114 LOCK_MASK); 1115 } else { 1116 error = EPERM; /* XXX */ 1117 } 1118 } 1119 splx(s); 1120 return error; 1121 } 1122 1123 case CONS_RELKBD: /* release the current keyboard */ 1124 s = spltty(); 1125 error = 0; 1126 if (sc->kbd != NULL) { 1127 save_kbd_state(sc->cur_scp); 1128 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1129 if (error == 0) { 1130 sc->kbd = NULL; 1131 sc->keyboard = -1; 1132 } 1133 } 1134 splx(s); 1135 return error; 1136 1137 case CONS_GETTERM: /* get the current terminal emulator info */ 1138 { 1139 sc_term_sw_t *sw; 1140 1141 if (((term_info_t *)data)->ti_index == 0) { 1142 sw = scp->tsw; 1143 } else { 1144 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1145 } 1146 if (sw != NULL) { 1147 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1148 sizeof(((term_info_t *)data)->ti_name)); 1149 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1150 sizeof(((term_info_t *)data)->ti_desc)); 1151 ((term_info_t *)data)->ti_flags = 0; 1152 return 0; 1153 } else { 1154 ((term_info_t *)data)->ti_name[0] = '\0'; 1155 ((term_info_t *)data)->ti_desc[0] = '\0'; 1156 ((term_info_t *)data)->ti_flags = 0; 1157 return EINVAL; 1158 } 1159 } 1160 1161 case CONS_SETTERM: /* set the current terminal emulator */ 1162 s = spltty(); 1163 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1164 /* FIXME: what if scp == sc_console! XXX */ 1165 splx(s); 1166 return error; 1167 1168 case GIO_SCRNMAP: /* get output translation table */ 1169 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1170 return 0; 1171 1172 case PIO_SCRNMAP: /* set output translation table */ 1173 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1174 for (i=0; i<sizeof(sc->scr_map); i++) { 1175 sc->scr_rmap[sc->scr_map[i]] = i; 1176 } 1177 return 0; 1178 1179 case GIO_KEYMAP: /* get keyboard translation table */ 1180 case PIO_KEYMAP: /* set keyboard translation table */ 1181 case GIO_DEADKEYMAP: /* get accent key translation table */ 1182 case PIO_DEADKEYMAP: /* set accent key translation table */ 1183 case GETFKEY: /* get function key string */ 1184 case SETFKEY: /* set function key string */ 1185 error = kbd_ioctl(sc->kbd, cmd, data); 1186 if (error == ENOIOCTL) 1187 error = ENODEV; 1188 return error; 1189 1190 #ifndef SC_NO_FONT_LOADING 1191 1192 case PIO_FONT8x8: /* set 8x8 dot font */ 1193 if (!ISFONTAVAIL(sc->adp->va_flags)) 1194 return ENXIO; 1195 bcopy(data, sc->font_8, 8*256); 1196 sc->fonts_loaded |= FONT_8; 1197 /* 1198 * FONT KLUDGE 1199 * Always use the font page #0. XXX 1200 * Don't load if the current font size is not 8x8. 1201 */ 1202 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1203 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1204 return 0; 1205 1206 case GIO_FONT8x8: /* get 8x8 dot font */ 1207 if (!ISFONTAVAIL(sc->adp->va_flags)) 1208 return ENXIO; 1209 if (sc->fonts_loaded & FONT_8) { 1210 bcopy(sc->font_8, data, 8*256); 1211 return 0; 1212 } 1213 else 1214 return ENXIO; 1215 1216 case PIO_FONT8x14: /* set 8x14 dot font */ 1217 if (!ISFONTAVAIL(sc->adp->va_flags)) 1218 return ENXIO; 1219 bcopy(data, sc->font_14, 14*256); 1220 sc->fonts_loaded |= FONT_14; 1221 /* 1222 * FONT KLUDGE 1223 * Always use the font page #0. XXX 1224 * Don't load if the current font size is not 8x14. 1225 */ 1226 if (ISTEXTSC(sc->cur_scp) 1227 && (sc->cur_scp->font_size >= 14) 1228 && (sc->cur_scp->font_size < 16)) 1229 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1230 return 0; 1231 1232 case GIO_FONT8x14: /* get 8x14 dot font */ 1233 if (!ISFONTAVAIL(sc->adp->va_flags)) 1234 return ENXIO; 1235 if (sc->fonts_loaded & FONT_14) { 1236 bcopy(sc->font_14, data, 14*256); 1237 return 0; 1238 } 1239 else 1240 return ENXIO; 1241 1242 case PIO_FONT8x16: /* set 8x16 dot font */ 1243 if (!ISFONTAVAIL(sc->adp->va_flags)) 1244 return ENXIO; 1245 bcopy(data, sc->font_16, 16*256); 1246 sc->fonts_loaded |= FONT_16; 1247 /* 1248 * FONT KLUDGE 1249 * Always use the font page #0. XXX 1250 * Don't load if the current font size is not 8x16. 1251 */ 1252 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1253 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1254 return 0; 1255 1256 case GIO_FONT8x16: /* get 8x16 dot font */ 1257 if (!ISFONTAVAIL(sc->adp->va_flags)) 1258 return ENXIO; 1259 if (sc->fonts_loaded & FONT_16) { 1260 bcopy(sc->font_16, data, 16*256); 1261 return 0; 1262 } 1263 else 1264 return ENXIO; 1265 1266 #endif /* SC_NO_FONT_LOADING */ 1267 1268 default: 1269 break; 1270 } 1271 1272 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, td); 1273 if (error != ENOIOCTL) 1274 return(error); 1275 error = ttioctl(tp, cmd, data, flag); 1276 if (error != ENOIOCTL) 1277 return(error); 1278 return(ENOTTY); 1279 } 1280 1281 static void 1282 scstart(struct tty *tp) 1283 { 1284 struct clist *rbp; 1285 int s, len; 1286 u_char buf[PCBURST]; 1287 scr_stat *scp = SC_STAT(tp->t_dev); 1288 1289 if (scp->status & SLKED || 1290 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 1291 return; 1292 s = spltty(); 1293 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1294 tp->t_state |= TS_BUSY; 1295 rbp = &tp->t_outq; 1296 while (rbp->c_cc) { 1297 len = q_to_b(rbp, buf, PCBURST); 1298 splx(s); 1299 sc_puts(scp, buf, len); 1300 s = spltty(); 1301 } 1302 tp->t_state &= ~TS_BUSY; 1303 ttwwakeup(tp); 1304 } 1305 splx(s); 1306 } 1307 1308 static void 1309 sccnprobe(struct consdev *cp) 1310 { 1311 int unit; 1312 int flags; 1313 1314 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1315 1316 /* a video card is always required */ 1317 if (!scvidprobe(unit, flags, TRUE)) 1318 cp->cn_pri = CN_DEAD; 1319 1320 /* syscons will become console even when there is no keyboard */ 1321 sckbdprobe(unit, flags, TRUE); 1322 1323 if (cp->cn_pri == CN_DEAD) 1324 return; 1325 1326 /* initialize required fields */ 1327 cp->cn_dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 1328 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 1329 } 1330 1331 static void 1332 sccninit(struct consdev *cp) 1333 { 1334 int unit; 1335 int flags; 1336 1337 sc_get_cons_priority(&unit, &flags); 1338 scinit(unit, flags | SC_KERNEL_CONSOLE); 1339 sc_console_unit = unit; 1340 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1341 } 1342 1343 static void 1344 sccnterm(struct consdev *cp) 1345 { 1346 /* we are not the kernel console any more, release everything */ 1347 1348 if (sc_console_unit < 0) 1349 return; /* shouldn't happen */ 1350 1351 #if 0 /* XXX */ 1352 sc_clear_screen(sc_console); 1353 sccnupdate(sc_console); 1354 #endif 1355 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1356 sc_console_unit = -1; 1357 sc_console = NULL; 1358 } 1359 1360 static void 1361 sccnputc(dev_t dev, int c) 1362 { 1363 u_char buf[1]; 1364 scr_stat *scp = sc_console; 1365 void *save; 1366 #ifndef SC_NO_HISTORY 1367 struct tty *tp; 1368 #endif /* !SC_NO_HISTORY */ 1369 int s; 1370 1371 /* assert(sc_console != NULL) */ 1372 1373 #ifndef SC_NO_HISTORY 1374 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1375 scp->status &= ~SLKED; 1376 update_kbd_state(scp, scp->status, SLKED); 1377 if (scp->status & BUFFER_SAVED) { 1378 if (!sc_hist_restore(scp)) 1379 sc_remove_cutmarking(scp); 1380 scp->status &= ~BUFFER_SAVED; 1381 scp->status |= CURSOR_ENABLED; 1382 sc_draw_cursor_image(scp); 1383 } 1384 tp = VIRTUAL_TTY(scp->sc, scp->index); 1385 if (ISTTYOPEN(tp)) 1386 scstart(tp); 1387 } 1388 #endif /* !SC_NO_HISTORY */ 1389 1390 save = scp->ts; 1391 if (kernel_console_ts != NULL) 1392 scp->ts = kernel_console_ts; 1393 buf[0] = c; 1394 sc_puts(scp, buf, 1); 1395 scp->ts = save; 1396 1397 s = spltty(); /* block sckbdevent and scrn_timer */ 1398 sccnupdate(scp); 1399 splx(s); 1400 } 1401 1402 static int 1403 sccngetc(dev_t dev) 1404 { 1405 return sccngetch(0); 1406 } 1407 1408 static int 1409 sccncheckc(dev_t dev) 1410 { 1411 return sccngetch(SCGETC_NONBLOCK); 1412 } 1413 1414 static void 1415 sccndbctl(dev_t dev, int on) 1416 { 1417 /* assert(sc_console_unit >= 0) */ 1418 /* try to switch to the kernel console screen */ 1419 if (on && debugger == 0) { 1420 /* 1421 * TRY to make sure the screen saver is stopped, 1422 * and the screen is updated before switching to 1423 * the vty0. 1424 */ 1425 scrn_timer(NULL); 1426 if (!cold 1427 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1428 && sc_console->smode.mode == VT_AUTO) { 1429 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1430 sc_switch_scr(sc_console->sc, sc_console->index); 1431 } 1432 } 1433 if (on) 1434 ++debugger; 1435 else 1436 --debugger; 1437 } 1438 1439 static int 1440 sccngetch(int flags) 1441 { 1442 static struct fkeytab fkey; 1443 static int fkeycp; 1444 scr_stat *scp; 1445 u_char *p; 1446 int cur_mode; 1447 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1448 int c; 1449 1450 /* assert(sc_console != NULL) */ 1451 1452 /* 1453 * Stop the screen saver and update the screen if necessary. 1454 * What if we have been running in the screen saver code... XXX 1455 */ 1456 sc_touch_scrn_saver(); 1457 scp = sc_console->sc->cur_scp; /* XXX */ 1458 sccnupdate(scp); 1459 1460 if (fkeycp < fkey.len) { 1461 splx(s); 1462 return fkey.str[fkeycp++]; 1463 } 1464 1465 if (scp->sc->kbd == NULL) { 1466 splx(s); 1467 return -1; 1468 } 1469 1470 /* 1471 * Make sure the keyboard is accessible even when the kbd device 1472 * driver is disabled. 1473 */ 1474 kbd_enable(scp->sc->kbd); 1475 1476 /* we shall always use the keyboard in the XLATE mode here */ 1477 cur_mode = scp->kbd_mode; 1478 scp->kbd_mode = K_XLATE; 1479 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1480 1481 kbd_poll(scp->sc->kbd, TRUE); 1482 c = scgetc(scp->sc, SCGETC_CN | flags); 1483 kbd_poll(scp->sc->kbd, FALSE); 1484 1485 scp->kbd_mode = cur_mode; 1486 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1487 kbd_disable(scp->sc->kbd); 1488 splx(s); 1489 1490 switch (KEYFLAGS(c)) { 1491 case 0: /* normal char */ 1492 return KEYCHAR(c); 1493 case FKEY: /* function key */ 1494 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1495 fkey.len = fkeycp; 1496 if ((p != NULL) && (fkey.len > 0)) { 1497 bcopy(p, fkey.str, fkey.len); 1498 fkeycp = 1; 1499 return fkey.str[0]; 1500 } 1501 return c; /* XXX */ 1502 case NOKEY: 1503 case ERRKEY: 1504 default: 1505 return -1; 1506 } 1507 /* NOT REACHED */ 1508 } 1509 1510 static void 1511 sccnupdate(scr_stat *scp) 1512 { 1513 /* this is a cut-down version of scrn_timer()... */ 1514 1515 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1516 return; 1517 1518 if (debugger > 0 || panicstr || shutdown_in_progress) { 1519 sc_touch_scrn_saver(); 1520 } else if (scp != scp->sc->cur_scp) { 1521 return; 1522 } 1523 1524 if (!run_scrn_saver) 1525 scp->sc->flags &= ~SC_SCRN_IDLE; 1526 #if NSPLASH > 0 1527 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1528 if (scp->sc->flags & SC_SCRN_BLANKED) 1529 stop_scrn_saver(scp->sc, current_saver); 1530 #endif /* NSPLASH */ 1531 1532 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1533 || scp->sc->switch_in_progress) 1534 return; 1535 /* 1536 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1537 * when write_in_progress is non-zero. XXX 1538 */ 1539 1540 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1541 scrn_update(scp, TRUE); 1542 } 1543 1544 static void 1545 scrn_timer(void *arg) 1546 { 1547 static int kbd_interval = 0; 1548 struct timeval tv; 1549 sc_softc_t *sc; 1550 scr_stat *scp; 1551 int again; 1552 int s; 1553 1554 again = (arg != NULL); 1555 if (arg != NULL) 1556 sc = (sc_softc_t *)arg; 1557 else if (sc_console != NULL) 1558 sc = sc_console->sc; 1559 else 1560 return; 1561 1562 /* don't do anything when we are performing some I/O operations */ 1563 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1564 if (again) 1565 callout_reset(&sc->scrn_timer_ch, hz / 10, scrn_timer, sc); 1566 return; 1567 } 1568 s = spltty(); 1569 1570 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1571 /* try to allocate a keyboard automatically */ 1572 if (++kbd_interval >= 25) { 1573 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1574 sckbdevent, sc); 1575 if (sc->keyboard >= 0) { 1576 sc->kbd = kbd_get_keyboard(sc->keyboard); 1577 kbd_ioctl(sc->kbd, KDSKBMODE, 1578 (caddr_t)&sc->cur_scp->kbd_mode); 1579 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1580 LOCK_MASK); 1581 } 1582 kbd_interval = 0; 1583 } 1584 } 1585 1586 /* find the vty to update */ 1587 scp = sc->cur_scp; 1588 1589 /* should we stop the screen saver? */ 1590 getmicrouptime(&tv); 1591 if (debugger > 0 || panicstr || shutdown_in_progress) 1592 sc_touch_scrn_saver(); 1593 if (run_scrn_saver) { 1594 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1595 sc->flags |= SC_SCRN_IDLE; 1596 else 1597 sc->flags &= ~SC_SCRN_IDLE; 1598 } else { 1599 sc->scrn_time_stamp = tv.tv_sec; 1600 sc->flags &= ~SC_SCRN_IDLE; 1601 if (scrn_blank_time > 0) 1602 run_scrn_saver = TRUE; 1603 } 1604 #if NSPLASH > 0 1605 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1606 if (sc->flags & SC_SCRN_BLANKED) 1607 stop_scrn_saver(sc, current_saver); 1608 #endif /* NSPLASH */ 1609 1610 /* should we just return ? */ 1611 if (sc->blink_in_progress || sc->switch_in_progress 1612 || sc->write_in_progress) { 1613 if (again) 1614 callout_reset(&sc->scrn_timer_ch, hz / 10, scrn_timer, sc); 1615 splx(s); 1616 return; 1617 } 1618 1619 /* Update the screen */ 1620 scp = sc->cur_scp; /* cur_scp may have changed... */ 1621 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1622 scrn_update(scp, TRUE); 1623 1624 #if NSPLASH > 0 1625 /* should we activate the screen saver? */ 1626 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1627 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1628 (*current_saver)(sc, TRUE); 1629 #endif /* NSPLASH */ 1630 1631 if (again) 1632 callout_reset(&sc->scrn_timer_ch, hz / 25, scrn_timer, sc); 1633 splx(s); 1634 } 1635 1636 static int 1637 and_region(int *s1, int *e1, int s2, int e2) 1638 { 1639 if (*e1 < s2 || e2 < *s1) 1640 return FALSE; 1641 *s1 = imax(*s1, s2); 1642 *e1 = imin(*e1, e2); 1643 return TRUE; 1644 } 1645 1646 static void 1647 scrn_update(scr_stat *scp, int show_cursor) 1648 { 1649 int start; 1650 int end; 1651 int s; 1652 int e; 1653 1654 /* assert(scp == scp->sc->cur_scp) */ 1655 1656 ++scp->sc->videoio_in_progress; 1657 1658 #ifndef SC_NO_CUTPASTE 1659 /* remove the previous mouse pointer image if necessary */ 1660 if (scp->status & MOUSE_VISIBLE) { 1661 s = scp->mouse_pos; 1662 e = scp->mouse_pos + scp->xsize + 1; 1663 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1664 || and_region(&s, &e, scp->start, scp->end) 1665 || ((scp->status & CURSOR_ENABLED) && 1666 (scp->cursor_pos != scp->cursor_oldpos) && 1667 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1668 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1669 sc_remove_mouse_image(scp); 1670 if (scp->end >= scp->xsize*scp->ysize) 1671 scp->end = scp->xsize*scp->ysize - 1; 1672 } 1673 } 1674 #endif /* !SC_NO_CUTPASTE */ 1675 1676 #if 1 1677 /* debug: XXX */ 1678 if (scp->end >= scp->xsize*scp->ysize) { 1679 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1680 scp->end = scp->xsize*scp->ysize - 1; 1681 } 1682 if (scp->start < 0) { 1683 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1684 scp->start = 0; 1685 } 1686 #endif 1687 1688 /* update screen image */ 1689 if (scp->start <= scp->end) { 1690 if (scp->mouse_cut_end >= 0) { 1691 /* there is a marked region for cut & paste */ 1692 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1693 start = scp->mouse_cut_start; 1694 end = scp->mouse_cut_end; 1695 } else { 1696 start = scp->mouse_cut_end; 1697 end = scp->mouse_cut_start - 1; 1698 } 1699 s = start; 1700 e = end; 1701 /* does the cut-mark region overlap with the update region? */ 1702 if (and_region(&s, &e, scp->start, scp->end)) { 1703 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1704 s = 0; 1705 e = start - 1; 1706 if (and_region(&s, &e, scp->start, scp->end)) 1707 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1708 s = end + 1; 1709 e = scp->xsize*scp->ysize - 1; 1710 if (and_region(&s, &e, scp->start, scp->end)) 1711 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1712 } else { 1713 (*scp->rndr->draw)(scp, scp->start, 1714 scp->end - scp->start + 1, FALSE); 1715 } 1716 } else { 1717 (*scp->rndr->draw)(scp, scp->start, 1718 scp->end - scp->start + 1, FALSE); 1719 } 1720 } 1721 1722 /* we are not to show the cursor and the mouse pointer... */ 1723 if (!show_cursor) { 1724 scp->end = 0; 1725 scp->start = scp->xsize*scp->ysize - 1; 1726 --scp->sc->videoio_in_progress; 1727 return; 1728 } 1729 1730 /* update cursor image */ 1731 if (scp->status & CURSOR_ENABLED) { 1732 s = scp->start; 1733 e = scp->end; 1734 /* did cursor move since last time ? */ 1735 if (scp->cursor_pos != scp->cursor_oldpos) { 1736 /* do we need to remove old cursor image ? */ 1737 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1738 sc_remove_cursor_image(scp); 1739 sc_draw_cursor_image(scp); 1740 } else { 1741 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1742 /* cursor didn't move, but has been overwritten */ 1743 sc_draw_cursor_image(scp); 1744 else if (scp->sc->flags & SC_BLINK_CURSOR) 1745 /* if it's a blinking cursor, update it */ 1746 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1747 sc_inside_cutmark(scp, 1748 scp->cursor_pos)); 1749 } 1750 } 1751 1752 #ifndef SC_NO_CUTPASTE 1753 /* update "pseudo" mouse pointer image */ 1754 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1755 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1756 scp->status &= ~MOUSE_MOVED; 1757 sc_draw_mouse_image(scp); 1758 } 1759 } 1760 #endif /* SC_NO_CUTPASTE */ 1761 1762 scp->end = 0; 1763 scp->start = scp->xsize*scp->ysize - 1; 1764 1765 --scp->sc->videoio_in_progress; 1766 } 1767 1768 #if NSPLASH > 0 1769 static int 1770 scsplash_callback(int event, void *arg) 1771 { 1772 sc_softc_t *sc; 1773 int error; 1774 1775 sc = (sc_softc_t *)arg; 1776 1777 switch (event) { 1778 case SPLASH_INIT: 1779 if (add_scrn_saver(scsplash_saver) == 0) { 1780 sc->flags &= ~SC_SAVER_FAILED; 1781 run_scrn_saver = TRUE; 1782 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1783 scsplash_stick(TRUE); 1784 (*current_saver)(sc, TRUE); 1785 } 1786 } 1787 return 0; 1788 1789 case SPLASH_TERM: 1790 if (current_saver == scsplash_saver) { 1791 scsplash_stick(FALSE); 1792 error = remove_scrn_saver(scsplash_saver); 1793 if (error) 1794 return error; 1795 } 1796 return 0; 1797 1798 default: 1799 return EINVAL; 1800 } 1801 } 1802 1803 static void 1804 scsplash_saver(sc_softc_t *sc, int show) 1805 { 1806 static int busy = FALSE; 1807 scr_stat *scp; 1808 1809 if (busy) 1810 return; 1811 busy = TRUE; 1812 1813 scp = sc->cur_scp; 1814 if (show) { 1815 if (!(sc->flags & SC_SAVER_FAILED)) { 1816 if (!(sc->flags & SC_SCRN_BLANKED)) 1817 set_scrn_saver_mode(scp, -1, NULL, 0); 1818 switch (splash(sc->adp, TRUE)) { 1819 case 0: /* succeeded */ 1820 break; 1821 case EAGAIN: /* try later */ 1822 restore_scrn_saver_mode(scp, FALSE); 1823 sc_touch_scrn_saver(); /* XXX */ 1824 break; 1825 default: 1826 sc->flags |= SC_SAVER_FAILED; 1827 scsplash_stick(FALSE); 1828 restore_scrn_saver_mode(scp, TRUE); 1829 printf("scsplash_saver(): failed to put up the image\n"); 1830 break; 1831 } 1832 } 1833 } else if (!sticky_splash) { 1834 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1835 restore_scrn_saver_mode(scp, TRUE); 1836 } 1837 busy = FALSE; 1838 } 1839 1840 static int 1841 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1842 { 1843 #if 0 1844 int error; 1845 1846 if (current_saver != none_saver) { 1847 error = remove_scrn_saver(current_saver); 1848 if (error) 1849 return error; 1850 } 1851 #endif 1852 if (current_saver != none_saver) 1853 return EBUSY; 1854 1855 run_scrn_saver = FALSE; 1856 saver_mode = CONS_LKM_SAVER; 1857 current_saver = this_saver; 1858 return 0; 1859 } 1860 1861 static int 1862 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1863 { 1864 if (current_saver != this_saver) 1865 return EINVAL; 1866 1867 #if 0 1868 /* 1869 * In order to prevent `current_saver' from being called by 1870 * the timeout routine `scrn_timer()' while we manipulate 1871 * the saver list, we shall set `current_saver' to `none_saver' 1872 * before stopping the current saver, rather than blocking by `splXX()'. 1873 */ 1874 current_saver = none_saver; 1875 if (scrn_blanked) 1876 stop_scrn_saver(this_saver); 1877 #endif 1878 1879 /* unblank all blanked screens */ 1880 wait_scrn_saver_stop(NULL); 1881 if (scrn_blanked) 1882 return EBUSY; 1883 1884 current_saver = none_saver; 1885 return 0; 1886 } 1887 1888 static int 1889 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 1890 { 1891 int s; 1892 1893 /* assert(scp == scp->sc->cur_scp) */ 1894 s = spltty(); 1895 if (!ISGRAPHSC(scp)) 1896 sc_remove_cursor_image(scp); 1897 scp->splash_save_mode = scp->mode; 1898 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 1899 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 1900 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 1901 scp->sc->flags |= SC_SCRN_BLANKED; 1902 ++scrn_blanked; 1903 splx(s); 1904 if (mode < 0) 1905 return 0; 1906 scp->mode = mode; 1907 if (set_mode(scp) == 0) { 1908 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 1909 scp->status |= GRAPHICS_MODE; 1910 #ifndef SC_NO_PALETTE_LOADING 1911 if (pal != NULL) 1912 load_palette(scp->sc->adp, pal); 1913 #endif 1914 sc_set_border(scp, border); 1915 return 0; 1916 } else { 1917 s = spltty(); 1918 scp->mode = scp->splash_save_mode; 1919 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 1920 scp->status |= scp->splash_save_status; 1921 splx(s); 1922 return 1; 1923 } 1924 } 1925 1926 static int 1927 restore_scrn_saver_mode(scr_stat *scp, int changemode) 1928 { 1929 int mode; 1930 int status; 1931 int s; 1932 1933 /* assert(scp == scp->sc->cur_scp) */ 1934 s = spltty(); 1935 mode = scp->mode; 1936 status = scp->status; 1937 scp->mode = scp->splash_save_mode; 1938 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 1939 scp->status |= scp->splash_save_status; 1940 scp->sc->flags &= ~SC_SCRN_BLANKED; 1941 if (!changemode) { 1942 if (!ISGRAPHSC(scp)) 1943 sc_draw_cursor_image(scp); 1944 --scrn_blanked; 1945 splx(s); 1946 return 0; 1947 } 1948 if (set_mode(scp) == 0) { 1949 #ifndef SC_NO_PALETTE_LOADING 1950 load_palette(scp->sc->adp, scp->sc->palette); 1951 #endif 1952 --scrn_blanked; 1953 splx(s); 1954 return 0; 1955 } else { 1956 scp->mode = mode; 1957 scp->status = status; 1958 splx(s); 1959 return 1; 1960 } 1961 } 1962 1963 static void 1964 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 1965 { 1966 (*saver)(sc, FALSE); 1967 run_scrn_saver = FALSE; 1968 /* the screen saver may have chosen not to stop after all... */ 1969 if (sc->flags & SC_SCRN_BLANKED) 1970 return; 1971 1972 mark_all(sc->cur_scp); 1973 if (sc->delayed_next_scr) 1974 sc_switch_scr(sc, sc->delayed_next_scr - 1); 1975 wakeup((caddr_t)&scrn_blanked); 1976 } 1977 1978 static int 1979 wait_scrn_saver_stop(sc_softc_t *sc) 1980 { 1981 int error = 0; 1982 1983 while (scrn_blanked > 0) { 1984 run_scrn_saver = FALSE; 1985 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 1986 error = 0; 1987 break; 1988 } 1989 error = tsleep((caddr_t)&scrn_blanked, PCATCH, "scrsav", 0); 1990 if ((error != 0) && (error != ERESTART)) 1991 break; 1992 } 1993 run_scrn_saver = FALSE; 1994 return error; 1995 } 1996 #endif /* NSPLASH */ 1997 1998 void 1999 sc_touch_scrn_saver(void) 2000 { 2001 scsplash_stick(FALSE); 2002 run_scrn_saver = FALSE; 2003 } 2004 2005 int 2006 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2007 { 2008 scr_stat *cur_scp; 2009 struct tty *tp; 2010 int s; 2011 2012 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2013 2014 /* prevent switch if previously requested */ 2015 if (sc->flags & SC_SCRN_VTYLOCK) { 2016 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2017 sc->cur_scp->bell_duration); 2018 return EPERM; 2019 } 2020 2021 /* delay switch if the screen is blanked or being updated */ 2022 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2023 || sc->blink_in_progress || sc->videoio_in_progress) { 2024 sc->delayed_next_scr = next_scr + 1; 2025 sc_touch_scrn_saver(); 2026 DPRINTF(5, ("switch delayed\n")); 2027 return 0; 2028 } 2029 2030 s = spltty(); 2031 cur_scp = sc->cur_scp; 2032 2033 /* we are in the middle of the vty switching process... */ 2034 if (sc->switch_in_progress 2035 && (cur_scp->smode.mode == VT_PROCESS) 2036 && cur_scp->proc) { 2037 if (cur_scp->proc != pfind(cur_scp->pid)) { 2038 /* 2039 * The controlling process has died!!. Do some clean up. 2040 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2041 * are not reset here yet; they will be cleared later. 2042 */ 2043 DPRINTF(5, ("cur_scp controlling process %d died, ", 2044 cur_scp->pid)); 2045 if (cur_scp->status & SWITCH_WAIT_REL) { 2046 /* 2047 * Force the previous switch to finish, but return now 2048 * with error. 2049 */ 2050 DPRINTF(5, ("reset WAIT_REL, ")); 2051 finish_vt_rel(cur_scp, TRUE, &s); 2052 splx(s); 2053 DPRINTF(5, ("finishing previous switch\n")); 2054 return EINVAL; 2055 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2056 /* let's assume screen switch has been completed. */ 2057 DPRINTF(5, ("reset WAIT_ACQ, ")); 2058 finish_vt_acq(cur_scp); 2059 } else { 2060 /* 2061 * We are in between screen release and acquisition, and 2062 * reached here via scgetc() or scrn_timer() which has 2063 * interrupted exchange_scr(). Don't do anything stupid. 2064 */ 2065 DPRINTF(5, ("waiting nothing, ")); 2066 } 2067 } else { 2068 /* 2069 * The controlling process is alive, but not responding... 2070 * It is either buggy or it may be just taking time. 2071 * The following code is a gross kludge to cope with this 2072 * problem for which there is no clean solution. XXX 2073 */ 2074 if (cur_scp->status & SWITCH_WAIT_REL) { 2075 switch (sc->switch_in_progress++) { 2076 case 1: 2077 break; 2078 case 2: 2079 DPRINTF(5, ("sending relsig again, ")); 2080 signal_vt_rel(cur_scp); 2081 break; 2082 case 3: 2083 break; 2084 case 4: 2085 default: 2086 /* 2087 * Act as if the controlling program returned 2088 * VT_FALSE. 2089 */ 2090 DPRINTF(5, ("force reset WAIT_REL, ")); 2091 finish_vt_rel(cur_scp, FALSE, &s); 2092 splx(s); 2093 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2094 return EINVAL; 2095 } 2096 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2097 switch (sc->switch_in_progress++) { 2098 case 1: 2099 break; 2100 case 2: 2101 DPRINTF(5, ("sending acqsig again, ")); 2102 signal_vt_acq(cur_scp); 2103 break; 2104 case 3: 2105 break; 2106 case 4: 2107 default: 2108 /* clear the flag and finish the previous switch */ 2109 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2110 finish_vt_acq(cur_scp); 2111 break; 2112 } 2113 } 2114 } 2115 } 2116 2117 /* 2118 * Return error if an invalid argument is given, or vty switch 2119 * is still in progress. 2120 */ 2121 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2122 || sc->switch_in_progress) { 2123 splx(s); 2124 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2125 DPRINTF(5, ("error 1\n")); 2126 return EINVAL; 2127 } 2128 2129 /* 2130 * Don't allow switching away from the graphics mode vty 2131 * if the switch mode is VT_AUTO, unless the next vty is the same 2132 * as the current or the current vty has been closed (but showing). 2133 */ 2134 tp = VIRTUAL_TTY(sc, cur_scp->index); 2135 if ((cur_scp->index != next_scr) 2136 && ISTTYOPEN(tp) 2137 && (cur_scp->smode.mode == VT_AUTO) 2138 && ISGRAPHSC(cur_scp)) { 2139 splx(s); 2140 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2141 DPRINTF(5, ("error, graphics mode\n")); 2142 return EINVAL; 2143 } 2144 2145 /* 2146 * Is the wanted vty open? Don't allow switching to a closed vty. 2147 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2148 * Note that we always allow the user to switch to the kernel 2149 * console even if it is closed. 2150 */ 2151 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2152 tp = VIRTUAL_TTY(sc, next_scr); 2153 if (!ISTTYOPEN(tp)) { 2154 splx(s); 2155 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2156 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2157 return EINVAL; 2158 } 2159 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2160 splx(s); 2161 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2162 return EINVAL; 2163 } 2164 } 2165 2166 /* this is the start of vty switching process... */ 2167 ++sc->switch_in_progress; 2168 sc->delayed_next_scr = 0; 2169 sc->old_scp = cur_scp; 2170 sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); 2171 if (sc->new_scp == sc->old_scp) { 2172 sc->switch_in_progress = 0; 2173 wakeup((caddr_t)&sc->new_scp->smode); 2174 splx(s); 2175 DPRINTF(5, ("switch done (new == old)\n")); 2176 return 0; 2177 } 2178 2179 /* has controlling process died? */ 2180 vt_proc_alive(sc->old_scp); 2181 vt_proc_alive(sc->new_scp); 2182 2183 /* wait for the controlling process to release the screen, if necessary */ 2184 if (signal_vt_rel(sc->old_scp)) { 2185 splx(s); 2186 return 0; 2187 } 2188 2189 /* go set up the new vty screen */ 2190 splx(s); 2191 exchange_scr(sc); 2192 s = spltty(); 2193 2194 /* wake up processes waiting for this vty */ 2195 wakeup((caddr_t)&sc->cur_scp->smode); 2196 2197 /* wait for the controlling process to acknowledge, if necessary */ 2198 if (signal_vt_acq(sc->cur_scp)) { 2199 splx(s); 2200 return 0; 2201 } 2202 2203 sc->switch_in_progress = 0; 2204 if (sc->unit == sc_console_unit) 2205 cons_unavail = FALSE; 2206 splx(s); 2207 DPRINTF(5, ("switch done\n")); 2208 2209 return 0; 2210 } 2211 2212 static int 2213 do_switch_scr(sc_softc_t *sc, int s) 2214 { 2215 vt_proc_alive(sc->new_scp); 2216 2217 splx(s); 2218 exchange_scr(sc); 2219 s = spltty(); 2220 /* sc->cur_scp == sc->new_scp */ 2221 wakeup((caddr_t)&sc->cur_scp->smode); 2222 2223 /* wait for the controlling process to acknowledge, if necessary */ 2224 if (!signal_vt_acq(sc->cur_scp)) { 2225 sc->switch_in_progress = 0; 2226 if (sc->unit == sc_console_unit) 2227 cons_unavail = FALSE; 2228 } 2229 2230 return s; 2231 } 2232 2233 static int 2234 vt_proc_alive(scr_stat *scp) 2235 { 2236 if (scp->proc) { 2237 if (scp->proc == pfind(scp->pid)) 2238 return TRUE; 2239 scp->proc = NULL; 2240 scp->smode.mode = VT_AUTO; 2241 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2242 } 2243 return FALSE; 2244 } 2245 2246 static int 2247 signal_vt_rel(scr_stat *scp) 2248 { 2249 if (scp->smode.mode != VT_PROCESS) 2250 return FALSE; 2251 scp->status |= SWITCH_WAIT_REL; 2252 psignal(scp->proc, scp->smode.relsig); 2253 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2254 return TRUE; 2255 } 2256 2257 static int 2258 signal_vt_acq(scr_stat *scp) 2259 { 2260 if (scp->smode.mode != VT_PROCESS) 2261 return FALSE; 2262 if (scp->sc->unit == sc_console_unit) 2263 cons_unavail = TRUE; 2264 scp->status |= SWITCH_WAIT_ACQ; 2265 psignal(scp->proc, scp->smode.acqsig); 2266 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2267 return TRUE; 2268 } 2269 2270 static int 2271 finish_vt_rel(scr_stat *scp, int release, int *s) 2272 { 2273 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2274 scp->status &= ~SWITCH_WAIT_REL; 2275 if (release) 2276 *s = do_switch_scr(scp->sc, *s); 2277 else 2278 scp->sc->switch_in_progress = 0; 2279 return 0; 2280 } 2281 return EINVAL; 2282 } 2283 2284 static int 2285 finish_vt_acq(scr_stat *scp) 2286 { 2287 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2288 scp->status &= ~SWITCH_WAIT_ACQ; 2289 scp->sc->switch_in_progress = 0; 2290 return 0; 2291 } 2292 return EINVAL; 2293 } 2294 2295 static void 2296 exchange_scr(sc_softc_t *sc) 2297 { 2298 scr_stat *scp; 2299 2300 /* save the current state of video and keyboard */ 2301 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2302 if (!ISGRAPHSC(sc->old_scp)) 2303 sc_remove_cursor_image(sc->old_scp); 2304 if (sc->old_scp->kbd_mode == K_XLATE) 2305 save_kbd_state(sc->old_scp); 2306 2307 /* set up the video for the new screen */ 2308 scp = sc->cur_scp = sc->new_scp; 2309 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2310 set_mode(scp); 2311 else 2312 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2313 (void *)sc->adp->va_window, FALSE); 2314 scp->status |= MOUSE_HIDDEN; 2315 sc_move_cursor(scp, scp->xpos, scp->ypos); 2316 if (!ISGRAPHSC(scp)) 2317 sc_set_cursor_image(scp); 2318 #ifndef SC_NO_PALETTE_LOADING 2319 if (ISGRAPHSC(sc->old_scp)) 2320 load_palette(sc->adp, sc->palette); 2321 #endif 2322 sc_set_border(scp, scp->border); 2323 2324 /* set up the keyboard for the new screen */ 2325 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2326 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2327 update_kbd_state(scp, scp->status, LOCK_MASK); 2328 2329 mark_all(scp); 2330 } 2331 2332 void 2333 sc_puts(scr_stat *scp, u_char *buf, int len) 2334 { 2335 #if NSPLASH > 0 2336 /* make screensaver happy */ 2337 if (!sticky_splash && scp == scp->sc->cur_scp) 2338 run_scrn_saver = FALSE; 2339 #endif 2340 2341 if (scp->tsw) 2342 (*scp->tsw->te_puts)(scp, buf, len); 2343 2344 if (scp->sc->delayed_next_scr) 2345 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2346 } 2347 2348 void 2349 sc_draw_cursor_image(scr_stat *scp) 2350 { 2351 /* assert(scp == scp->sc->cur_scp); */ 2352 ++scp->sc->videoio_in_progress; 2353 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2354 scp->sc->flags & SC_BLINK_CURSOR, TRUE, 2355 sc_inside_cutmark(scp, scp->cursor_pos)); 2356 scp->cursor_oldpos = scp->cursor_pos; 2357 --scp->sc->videoio_in_progress; 2358 } 2359 2360 void 2361 sc_remove_cursor_image(scr_stat *scp) 2362 { 2363 /* assert(scp == scp->sc->cur_scp); */ 2364 ++scp->sc->videoio_in_progress; 2365 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2366 scp->sc->flags & SC_BLINK_CURSOR, FALSE, 2367 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2368 --scp->sc->videoio_in_progress; 2369 } 2370 2371 static void 2372 update_cursor_image(scr_stat *scp) 2373 { 2374 int blink; 2375 2376 if (scp->sc->flags & SC_CHAR_CURSOR) { 2377 scp->cursor_base = imax(0, scp->sc->cursor_base); 2378 scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size); 2379 } else { 2380 scp->cursor_base = 0; 2381 scp->cursor_height = scp->font_size; 2382 } 2383 blink = scp->sc->flags & SC_BLINK_CURSOR; 2384 2385 /* assert(scp == scp->sc->cur_scp); */ 2386 ++scp->sc->videoio_in_progress; 2387 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, blink, FALSE, 2388 sc_inside_cutmark(scp, scp->cursor_pos)); 2389 (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, blink); 2390 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, blink, TRUE, 2391 sc_inside_cutmark(scp, scp->cursor_pos)); 2392 --scp->sc->videoio_in_progress; 2393 } 2394 2395 void 2396 sc_set_cursor_image(scr_stat *scp) 2397 { 2398 if (scp->sc->flags & SC_CHAR_CURSOR) { 2399 scp->cursor_base = imax(0, scp->sc->cursor_base); 2400 scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size); 2401 } else { 2402 scp->cursor_base = 0; 2403 scp->cursor_height = scp->font_size; 2404 } 2405 2406 /* assert(scp == scp->sc->cur_scp); */ 2407 ++scp->sc->videoio_in_progress; 2408 (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, 2409 scp->sc->flags & SC_BLINK_CURSOR); 2410 --scp->sc->videoio_in_progress; 2411 } 2412 2413 static void 2414 scinit(int unit, int flags) 2415 { 2416 /* 2417 * When syscons is being initialized as the kernel console, malloc() 2418 * is not yet functional, because various kernel structures has not been 2419 * fully initialized yet. Therefore, we need to declare the following 2420 * static buffers for the console. This is less than ideal, 2421 * but is necessry evil for the time being. XXX 2422 */ 2423 static scr_stat main_console; 2424 static dev_t main_devs[MAXCONS]; 2425 static struct tty main_tty; 2426 static u_short sc_buffer[ROW*COL]; /* XXX */ 2427 #ifndef SC_NO_FONT_LOADING 2428 static u_char font_8[256*8]; 2429 static u_char font_14[256*14]; 2430 static u_char font_16[256*16]; 2431 #endif 2432 2433 sc_softc_t *sc; 2434 scr_stat *scp; 2435 video_adapter_t *adp; 2436 int col; 2437 int row; 2438 int i; 2439 2440 /* one time initialization */ 2441 if (init_done == COLD) 2442 sc_get_bios_values(&bios_value); 2443 init_done = WARM; 2444 2445 /* 2446 * Allocate resources. Even if we are being called for the second 2447 * time, we must allocate them again, because they might have 2448 * disappeared... 2449 */ 2450 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2451 adp = NULL; 2452 if (sc->adapter >= 0) { 2453 vid_release(sc->adp, (void *)&sc->adapter); 2454 adp = sc->adp; 2455 sc->adp = NULL; 2456 } 2457 if (sc->keyboard >= 0) { 2458 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2459 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2460 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2461 if (sc->kbd != NULL) { 2462 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2463 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2464 } 2465 sc->kbd = NULL; 2466 } 2467 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2468 sc->adp = vid_get_adapter(sc->adapter); 2469 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2470 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2471 sckbdevent, sc); 2472 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2473 sc->kbd = kbd_get_keyboard(sc->keyboard); 2474 if (sc->kbd != NULL) { 2475 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2476 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2477 } 2478 2479 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2480 2481 sc->initial_mode = sc->adp->va_initial_mode; 2482 2483 #ifndef SC_NO_FONT_LOADING 2484 if (flags & SC_KERNEL_CONSOLE) { 2485 sc->font_8 = font_8; 2486 sc->font_14 = font_14; 2487 sc->font_16 = font_16; 2488 } else if (sc->font_8 == NULL) { 2489 /* assert(sc_malloc) */ 2490 sc->font_8 = malloc(sizeof(font_8), M_SYSCONS, M_WAITOK); 2491 sc->font_14 = malloc(sizeof(font_14), M_SYSCONS, M_WAITOK); 2492 sc->font_16 = malloc(sizeof(font_16), M_SYSCONS, M_WAITOK); 2493 } 2494 #endif 2495 2496 /* extract the hardware cursor location and hide the cursor for now */ 2497 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2498 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2499 2500 /* set up the first console */ 2501 sc->first_vty = unit*MAXCONS; 2502 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2503 if (flags & SC_KERNEL_CONSOLE) { 2504 sc->dev = main_devs; 2505 sc->dev[0] = make_dev(&sc_cdevsw, unit*MAXCONS, UID_ROOT, 2506 GID_WHEEL, 0600, "ttyv%r", unit*MAXCONS); 2507 sc->dev[0]->si_tty = &main_tty; 2508 ttyregister(&main_tty); 2509 scp = &main_console; 2510 init_scp(sc, sc->first_vty, scp); 2511 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2512 (void *)sc_buffer, FALSE); 2513 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2514 sc_init_emulator(scp, "*"); 2515 (*scp->tsw->te_default_attr)(scp, 2516 kernel_default.std_color, 2517 kernel_default.rev_color); 2518 } else { 2519 /* assert(sc_malloc) */ 2520 sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_SYSCONS, M_WAITOK); 2521 bzero(sc->dev, sizeof(dev_t)*sc->vtys); 2522 sc->dev[0] = make_dev(&sc_cdevsw, unit*MAXCONS, UID_ROOT, 2523 GID_WHEEL, 0600, "ttyv%r", unit*MAXCONS); 2524 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2525 scp = alloc_scp(sc, sc->first_vty); 2526 } 2527 sc->dev[0]->si_drv1 = scp; 2528 sc->cur_scp = scp; 2529 2530 /* copy screen to temporary buffer */ 2531 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2532 (void *)scp->sc->adp->va_window, FALSE); 2533 if (ISTEXTSC(scp)) 2534 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2535 2536 /* move cursors to the initial positions */ 2537 if (col >= scp->xsize) 2538 col = 0; 2539 if (row >= scp->ysize) 2540 row = scp->ysize - 1; 2541 scp->xpos = col; 2542 scp->ypos = row; 2543 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2544 if (bios_value.cursor_end < scp->font_size) 2545 sc->cursor_base = scp->font_size - bios_value.cursor_end - 1; 2546 else 2547 sc->cursor_base = 0; 2548 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2549 sc->cursor_height = imin(i, scp->font_size); 2550 #ifndef SC_NO_SYSMOUSE 2551 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2552 #endif 2553 if (!ISGRAPHSC(scp)) { 2554 sc_set_cursor_image(scp); 2555 sc_draw_cursor_image(scp); 2556 } 2557 2558 /* save font and palette */ 2559 #ifndef SC_NO_FONT_LOADING 2560 sc->fonts_loaded = 0; 2561 if (ISFONTAVAIL(sc->adp->va_flags)) { 2562 #ifdef SC_DFLT_FONT 2563 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2564 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2565 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2566 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2567 if (scp->font_size < 14) { 2568 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2569 } else if (scp->font_size >= 16) { 2570 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2571 } else { 2572 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2573 } 2574 #else /* !SC_DFLT_FONT */ 2575 if (scp->font_size < 14) { 2576 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2577 sc->fonts_loaded = FONT_8; 2578 } else if (scp->font_size >= 16) { 2579 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2580 sc->fonts_loaded = FONT_16; 2581 } else { 2582 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2583 sc->fonts_loaded = FONT_14; 2584 } 2585 #endif /* SC_DFLT_FONT */ 2586 /* FONT KLUDGE: always use the font page #0. XXX */ 2587 sc_show_font(scp, 0); 2588 } 2589 #endif /* !SC_NO_FONT_LOADING */ 2590 2591 #ifndef SC_NO_PALETTE_LOADING 2592 save_palette(sc->adp, sc->palette); 2593 #endif 2594 2595 #if NSPLASH > 0 2596 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 2597 /* we are ready to put up the splash image! */ 2598 splash_init(sc->adp, scsplash_callback, sc); 2599 sc->flags |= SC_SPLASH_SCRN; 2600 } 2601 #endif /* NSPLASH */ 2602 } 2603 2604 /* the rest is not necessary, if we have done it once */ 2605 if (sc->flags & SC_INIT_DONE) 2606 return; 2607 2608 /* initialize mapscrn arrays to a one to one map */ 2609 for (i = 0; i < sizeof(sc->scr_map); i++) 2610 sc->scr_map[i] = sc->scr_rmap[i] = i; 2611 2612 sc->flags |= SC_INIT_DONE; 2613 } 2614 2615 static void 2616 scterm(int unit, int flags) 2617 { 2618 sc_softc_t *sc; 2619 scr_stat *scp; 2620 2621 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2622 if (sc == NULL) 2623 return; /* shouldn't happen */ 2624 2625 #if NSPLASH > 0 2626 /* this console is no longer available for the splash screen */ 2627 if (sc->flags & SC_SPLASH_SCRN) { 2628 splash_term(sc->adp); 2629 sc->flags &= ~SC_SPLASH_SCRN; 2630 } 2631 #endif /* NSPLASH */ 2632 2633 #if 0 /* XXX */ 2634 /* move the hardware cursor to the upper-left corner */ 2635 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2636 #endif 2637 2638 /* release the keyboard and the video card */ 2639 if (sc->keyboard >= 0) 2640 kbd_release(sc->kbd, &sc->keyboard); 2641 if (sc->adapter >= 0) 2642 vid_release(sc->adp, &sc->adapter); 2643 2644 /* stop the terminal emulator, if any */ 2645 scp = SC_STAT(sc->dev[0]); 2646 if (scp->tsw) 2647 (*scp->tsw->te_term)(scp, &scp->ts); 2648 if (scp->ts != NULL) 2649 free(scp->ts, M_SYSCONS); 2650 2651 /* clear the structure */ 2652 if (!(flags & SC_KERNEL_CONSOLE)) { 2653 /* XXX: We need delete_dev() for this */ 2654 free(sc->dev, M_SYSCONS); 2655 #if 0 2656 /* XXX: We need a ttyunregister for this */ 2657 free(sc->tty, M_SYSCONS); 2658 #endif 2659 #ifndef SC_NO_FONT_LOADING 2660 free(sc->font_8, M_SYSCONS); 2661 free(sc->font_14, M_SYSCONS); 2662 free(sc->font_16, M_SYSCONS); 2663 #endif 2664 /* XXX vtb, history */ 2665 } 2666 bzero(sc, sizeof(*sc)); 2667 sc->keyboard = -1; 2668 sc->adapter = -1; 2669 } 2670 2671 static void 2672 scshutdown(void *arg, int howto) 2673 { 2674 /* assert(sc_console != NULL) */ 2675 2676 sc_touch_scrn_saver(); 2677 if (!cold && sc_console 2678 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2679 && sc_console->smode.mode == VT_AUTO) 2680 sc_switch_scr(sc_console->sc, sc_console->index); 2681 shutdown_in_progress = TRUE; 2682 } 2683 2684 int 2685 sc_clean_up(scr_stat *scp) 2686 { 2687 #if NSPLASH > 0 2688 int error; 2689 #endif /* NSPLASH */ 2690 2691 if (scp->sc->flags & SC_SCRN_BLANKED) { 2692 sc_touch_scrn_saver(); 2693 #if NSPLASH > 0 2694 if ((error = wait_scrn_saver_stop(scp->sc))) 2695 return error; 2696 #endif /* NSPLASH */ 2697 } 2698 scp->status |= MOUSE_HIDDEN; 2699 sc_remove_mouse_image(scp); 2700 sc_remove_cutmarking(scp); 2701 return 0; 2702 } 2703 2704 void 2705 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2706 { 2707 sc_vtb_t new; 2708 sc_vtb_t old; 2709 2710 old = scp->vtb; 2711 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2712 if (!discard && (old.vtb_flags & VTB_VALID)) { 2713 /* retain the current cursor position and buffer contants */ 2714 scp->cursor_oldpos = scp->cursor_pos; 2715 /* 2716 * This works only if the old buffer has the same size as or larger 2717 * than the new one. XXX 2718 */ 2719 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2720 scp->vtb = new; 2721 } else { 2722 scp->vtb = new; 2723 sc_vtb_destroy(&old); 2724 } 2725 2726 #ifndef SC_NO_SYSMOUSE 2727 /* move the mouse cursor at the center of the screen */ 2728 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2729 #endif 2730 } 2731 2732 static scr_stat 2733 *alloc_scp(sc_softc_t *sc, int vty) 2734 { 2735 scr_stat *scp; 2736 2737 /* assert(sc_malloc) */ 2738 2739 scp = malloc(sizeof(scr_stat), M_SYSCONS, M_WAITOK); 2740 init_scp(sc, vty, scp); 2741 2742 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2743 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2744 sc_init_emulator(scp, "*"); 2745 2746 #ifndef SC_NO_CUTPASTE 2747 sc_alloc_cut_buffer(scp, TRUE); 2748 #endif 2749 2750 #ifndef SC_NO_HISTORY 2751 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2752 #endif 2753 2754 return scp; 2755 } 2756 2757 static void 2758 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2759 { 2760 video_info_t info; 2761 2762 bzero(scp, sizeof(*scp)); 2763 2764 scp->index = vty; 2765 scp->sc = sc; 2766 scp->status = 0; 2767 scp->mode = sc->initial_mode; 2768 callout_init(&scp->blink_screen_ch); 2769 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2770 if (info.vi_flags & V_INFO_GRAPHICS) { 2771 scp->status |= GRAPHICS_MODE; 2772 scp->xpixel = info.vi_width; 2773 scp->ypixel = info.vi_height; 2774 scp->xsize = info.vi_width/8; 2775 scp->ysize = info.vi_height/info.vi_cheight; 2776 scp->font_size = 0; 2777 scp->font = NULL; 2778 } else { 2779 scp->xsize = info.vi_width; 2780 scp->ysize = info.vi_height; 2781 scp->xpixel = scp->xsize*8; 2782 scp->ypixel = scp->ysize*info.vi_cheight; 2783 if (info.vi_cheight < 14) { 2784 scp->font_size = 8; 2785 #ifndef SC_NO_FONT_LOADING 2786 scp->font = sc->font_8; 2787 #else 2788 scp->font = NULL; 2789 #endif 2790 } else if (info.vi_cheight >= 16) { 2791 scp->font_size = 16; 2792 #ifndef SC_NO_FONT_LOADING 2793 scp->font = sc->font_16; 2794 #else 2795 scp->font = NULL; 2796 #endif 2797 } else { 2798 scp->font_size = 14; 2799 #ifndef SC_NO_FONT_LOADING 2800 scp->font = sc->font_14; 2801 #else 2802 scp->font = NULL; 2803 #endif 2804 } 2805 } 2806 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 2807 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 2808 scp->xoff = scp->yoff = 0; 2809 scp->xpos = scp->ypos = 0; 2810 scp->start = scp->xsize * scp->ysize - 1; 2811 scp->end = 0; 2812 scp->tsw = NULL; 2813 scp->ts = NULL; 2814 scp->rndr = NULL; 2815 scp->border = BG_BLACK; 2816 scp->cursor_base = sc->cursor_base; 2817 scp->cursor_height = imin(sc->cursor_height, scp->font_size); 2818 scp->mouse_cut_start = scp->xsize*scp->ysize; 2819 scp->mouse_cut_end = -1; 2820 scp->mouse_signal = 0; 2821 scp->mouse_pid = 0; 2822 scp->mouse_proc = NULL; 2823 scp->kbd_mode = K_XLATE; 2824 scp->bell_pitch = bios_value.bell_pitch; 2825 scp->bell_duration = BELL_DURATION; 2826 scp->status |= (bios_value.shift_state & NLKED); 2827 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 2828 scp->pid = 0; 2829 scp->proc = NULL; 2830 scp->smode.mode = VT_AUTO; 2831 scp->history = NULL; 2832 scp->history_pos = 0; 2833 scp->history_size = 0; 2834 } 2835 2836 int 2837 sc_init_emulator(scr_stat *scp, char *name) 2838 { 2839 sc_term_sw_t *sw; 2840 sc_rndr_sw_t *rndr; 2841 void *p; 2842 int error; 2843 2844 if (name == NULL) /* if no name is given, use the current emulator */ 2845 sw = scp->tsw; 2846 else /* ...otherwise find the named emulator */ 2847 sw = sc_term_match(name); 2848 if (sw == NULL) 2849 return EINVAL; 2850 2851 rndr = NULL; 2852 if (strcmp(sw->te_renderer, "*") != 0) { 2853 rndr = sc_render_match(scp, sw->te_renderer, 2854 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2855 } 2856 if (rndr == NULL) { 2857 rndr = sc_render_match(scp, scp->sc->adp->va_name, 2858 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2859 if (rndr == NULL) 2860 return ENODEV; 2861 } 2862 2863 if (sw == scp->tsw) { 2864 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 2865 scp->rndr = rndr; 2866 scp->rndr->init(scp); 2867 sc_clear_screen(scp); 2868 /* assert(error == 0); */ 2869 return error; 2870 } 2871 2872 if (sc_malloc && (sw->te_size > 0)) 2873 p = malloc(sw->te_size, M_SYSCONS, M_NOWAIT); 2874 else 2875 p = NULL; 2876 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 2877 if (error) 2878 return error; 2879 2880 if (scp->tsw) 2881 (*scp->tsw->te_term)(scp, &scp->ts); 2882 if (scp->ts != NULL) 2883 free(scp->ts, M_SYSCONS); 2884 scp->tsw = sw; 2885 scp->ts = p; 2886 scp->rndr = rndr; 2887 scp->rndr->init(scp); 2888 2889 /* XXX */ 2890 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 2891 sc_clear_screen(scp); 2892 2893 return 0; 2894 } 2895 2896 /* 2897 * scgetc(flags) - get character from keyboard. 2898 * If flags & SCGETC_CN, then avoid harmful side effects. 2899 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 2900 * return NOKEY if there is nothing there. 2901 */ 2902 static u_int 2903 scgetc(sc_softc_t *sc, u_int flags) 2904 { 2905 scr_stat *scp; 2906 #ifndef SC_NO_HISTORY 2907 struct tty *tp; 2908 #endif 2909 u_int c; 2910 int this_scr; 2911 int f; 2912 int i; 2913 2914 if (sc->kbd == NULL) 2915 return NOKEY; 2916 2917 next_code: 2918 #if 1 2919 /* I don't like this, but... XXX */ 2920 if (flags & SCGETC_CN) 2921 sccnupdate(sc->cur_scp); 2922 #endif 2923 scp = sc->cur_scp; 2924 /* first see if there is something in the keyboard port */ 2925 for (;;) { 2926 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 2927 if (c == ERRKEY) { 2928 if (!(flags & SCGETC_CN)) 2929 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 2930 } else if (c == NOKEY) 2931 return c; 2932 else 2933 break; 2934 } 2935 2936 /* make screensaver happy */ 2937 if (!(c & RELKEY)) 2938 sc_touch_scrn_saver(); 2939 2940 if (!(flags & SCGETC_CN)) 2941 /* do the /dev/random device a favour */ 2942 add_keyboard_randomness(c); 2943 2944 if (scp->kbd_mode != K_XLATE) 2945 return KEYCHAR(c); 2946 2947 /* if scroll-lock pressed allow history browsing */ 2948 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 2949 2950 scp->status &= ~CURSOR_ENABLED; 2951 sc_remove_cursor_image(scp); 2952 2953 #ifndef SC_NO_HISTORY 2954 if (!(scp->status & BUFFER_SAVED)) { 2955 scp->status |= BUFFER_SAVED; 2956 sc_hist_save(scp); 2957 } 2958 switch (c) { 2959 /* FIXME: key codes */ 2960 case SPCLKEY | FKEY | F(49): /* home key */ 2961 sc_remove_cutmarking(scp); 2962 sc_hist_home(scp); 2963 goto next_code; 2964 2965 case SPCLKEY | FKEY | F(57): /* end key */ 2966 sc_remove_cutmarking(scp); 2967 sc_hist_end(scp); 2968 goto next_code; 2969 2970 case SPCLKEY | FKEY | F(50): /* up arrow key */ 2971 sc_remove_cutmarking(scp); 2972 if (sc_hist_up_line(scp)) 2973 if (!(flags & SCGETC_CN)) 2974 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 2975 goto next_code; 2976 2977 case SPCLKEY | FKEY | F(58): /* down arrow key */ 2978 sc_remove_cutmarking(scp); 2979 if (sc_hist_down_line(scp)) 2980 if (!(flags & SCGETC_CN)) 2981 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 2982 goto next_code; 2983 2984 case SPCLKEY | FKEY | F(51): /* page up key */ 2985 sc_remove_cutmarking(scp); 2986 for (i=0; i<scp->ysize; i++) 2987 if (sc_hist_up_line(scp)) { 2988 if (!(flags & SCGETC_CN)) 2989 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 2990 break; 2991 } 2992 goto next_code; 2993 2994 case SPCLKEY | FKEY | F(59): /* page down key */ 2995 sc_remove_cutmarking(scp); 2996 for (i=0; i<scp->ysize; i++) 2997 if (sc_hist_down_line(scp)) { 2998 if (!(flags & SCGETC_CN)) 2999 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3000 break; 3001 } 3002 goto next_code; 3003 } 3004 #endif /* SC_NO_HISTORY */ 3005 } 3006 3007 /* 3008 * Process and consume special keys here. Return a plain char code 3009 * or a char code with the META flag or a function key code. 3010 */ 3011 if (c & RELKEY) { 3012 /* key released */ 3013 /* goto next_code */ 3014 } else { 3015 /* key pressed */ 3016 if (c & SPCLKEY) { 3017 c &= ~SPCLKEY; 3018 switch (KEYCHAR(c)) { 3019 /* LOCKING KEYS */ 3020 case NLK: case CLK: case ALK: 3021 break; 3022 case SLK: 3023 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3024 if (f & SLKED) { 3025 scp->status |= SLKED; 3026 } else { 3027 if (scp->status & SLKED) { 3028 scp->status &= ~SLKED; 3029 #ifndef SC_NO_HISTORY 3030 if (scp->status & BUFFER_SAVED) { 3031 if (!sc_hist_restore(scp)) 3032 sc_remove_cutmarking(scp); 3033 scp->status &= ~BUFFER_SAVED; 3034 scp->status |= CURSOR_ENABLED; 3035 sc_draw_cursor_image(scp); 3036 } 3037 tp = VIRTUAL_TTY(sc, scp->index); 3038 if (ISTTYOPEN(tp)) 3039 scstart(tp); 3040 #endif 3041 } 3042 } 3043 break; 3044 3045 /* NON-LOCKING KEYS */ 3046 case NOP: 3047 case LSH: case RSH: case LCTR: case RCTR: 3048 case LALT: case RALT: case ASH: case META: 3049 break; 3050 3051 case BTAB: 3052 if (!(sc->flags & SC_SCRN_BLANKED)) 3053 return c; 3054 break; 3055 3056 case SPSC: 3057 #if NSPLASH > 0 3058 /* force activatation/deactivation of the screen saver */ 3059 if (!(sc->flags & SC_SCRN_BLANKED)) { 3060 run_scrn_saver = TRUE; 3061 sc->scrn_time_stamp -= scrn_blank_time; 3062 } 3063 if (cold) { 3064 /* 3065 * While devices are being probed, the screen saver need 3066 * to be invoked explictly. XXX 3067 */ 3068 if (sc->flags & SC_SCRN_BLANKED) { 3069 scsplash_stick(FALSE); 3070 stop_scrn_saver(sc, current_saver); 3071 } else { 3072 if (!ISGRAPHSC(scp)) { 3073 scsplash_stick(TRUE); 3074 (*current_saver)(sc, TRUE); 3075 } 3076 } 3077 } 3078 #endif /* NSPLASH */ 3079 break; 3080 3081 case RBT: 3082 #ifndef SC_DISABLE_REBOOT 3083 shutdown_nice(0); 3084 #endif 3085 break; 3086 3087 case HALT: 3088 #ifndef SC_DISABLE_REBOOT 3089 shutdown_nice(RB_HALT); 3090 #endif 3091 break; 3092 3093 case PDWN: 3094 #ifndef SC_DISABLE_REBOOT 3095 shutdown_nice(RB_HALT|RB_POWEROFF); 3096 #endif 3097 break; 3098 3099 #if NAPM > 0 3100 case SUSP: 3101 apm_suspend(PMST_SUSPEND); 3102 break; 3103 case STBY: 3104 apm_suspend(PMST_STANDBY); 3105 break; 3106 #else 3107 case SUSP: 3108 case STBY: 3109 break; 3110 #endif 3111 3112 case DBG: 3113 #ifndef SC_DISABLE_DDBKEY 3114 #ifdef DDB 3115 Debugger("manual escape to debugger"); 3116 #else 3117 printf("No debugger in kernel\n"); 3118 #endif 3119 #else /* SC_DISABLE_DDBKEY */ 3120 /* do nothing */ 3121 #endif /* SC_DISABLE_DDBKEY */ 3122 break; 3123 3124 case PNC: 3125 if (enable_panic_key) 3126 panic("Forced by the panic key"); 3127 break; 3128 3129 case NEXT: 3130 this_scr = scp->index; 3131 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3132 sc->first_vty + i != this_scr; 3133 i = (i + 1)%sc->vtys) { 3134 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3135 if (ISTTYOPEN(tp)) { 3136 sc_switch_scr(scp->sc, sc->first_vty + i); 3137 break; 3138 } 3139 } 3140 break; 3141 3142 case PREV: 3143 this_scr = scp->index; 3144 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3145 sc->first_vty + i != this_scr; 3146 i = (i + sc->vtys - 1)%sc->vtys) { 3147 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3148 if (ISTTYOPEN(tp)) { 3149 sc_switch_scr(scp->sc, sc->first_vty + i); 3150 break; 3151 } 3152 } 3153 break; 3154 3155 default: 3156 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3157 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3158 break; 3159 } 3160 /* assert(c & FKEY) */ 3161 if (!(sc->flags & SC_SCRN_BLANKED)) 3162 return c; 3163 break; 3164 } 3165 /* goto next_code */ 3166 } else { 3167 /* regular keys (maybe MKEY is set) */ 3168 if (!(sc->flags & SC_SCRN_BLANKED)) 3169 return c; 3170 } 3171 } 3172 3173 goto next_code; 3174 } 3175 3176 int 3177 scmmap(dev_t dev, vm_offset_t offset, int nprot) 3178 { 3179 scr_stat *scp; 3180 3181 scp = SC_STAT(dev); 3182 if (scp != scp->sc->cur_scp) 3183 return -1; 3184 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, nprot); 3185 } 3186 3187 static int 3188 save_kbd_state(scr_stat *scp) 3189 { 3190 int state; 3191 int error; 3192 3193 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3194 if (error == ENOIOCTL) 3195 error = ENODEV; 3196 if (error == 0) { 3197 scp->status &= ~LOCK_MASK; 3198 scp->status |= state; 3199 } 3200 return error; 3201 } 3202 3203 static int 3204 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3205 { 3206 int state; 3207 int error; 3208 3209 if (mask != LOCK_MASK) { 3210 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3211 if (error == ENOIOCTL) 3212 error = ENODEV; 3213 if (error) 3214 return error; 3215 state &= ~mask; 3216 state |= new_bits & mask; 3217 } else { 3218 state = new_bits & LOCK_MASK; 3219 } 3220 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3221 if (error == ENOIOCTL) 3222 error = ENODEV; 3223 return error; 3224 } 3225 3226 static int 3227 update_kbd_leds(scr_stat *scp, int which) 3228 { 3229 int error; 3230 3231 which &= LOCK_MASK; 3232 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3233 if (error == ENOIOCTL) 3234 error = ENODEV; 3235 return error; 3236 } 3237 3238 int 3239 set_mode(scr_stat *scp) 3240 { 3241 video_info_t info; 3242 3243 /* reject unsupported mode */ 3244 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3245 return 1; 3246 3247 /* if this vty is not currently showing, do nothing */ 3248 if (scp != scp->sc->cur_scp) 3249 return 0; 3250 3251 /* setup video hardware for the given mode */ 3252 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3253 scp->rndr->init(scp); 3254 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3255 (void *)scp->sc->adp->va_window, FALSE); 3256 3257 #ifndef SC_NO_FONT_LOADING 3258 /* load appropriate font */ 3259 if (!(scp->status & GRAPHICS_MODE)) { 3260 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3261 if (scp->font_size < 14) { 3262 if (scp->sc->fonts_loaded & FONT_8) 3263 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3264 } else if (scp->font_size >= 16) { 3265 if (scp->sc->fonts_loaded & FONT_16) 3266 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3267 } else { 3268 if (scp->sc->fonts_loaded & FONT_14) 3269 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3270 } 3271 /* 3272 * FONT KLUDGE: 3273 * This is an interim kludge to display correct font. 3274 * Always use the font page #0 on the video plane 2. 3275 * Somehow we cannot show the font in other font pages on 3276 * some video cards... XXX 3277 */ 3278 sc_show_font(scp, 0); 3279 } 3280 mark_all(scp); 3281 } 3282 #endif /* !SC_NO_FONT_LOADING */ 3283 3284 sc_set_border(scp, scp->border); 3285 sc_set_cursor_image(scp); 3286 3287 return 0; 3288 } 3289 3290 void 3291 refresh_ega_palette(scr_stat *scp) 3292 { 3293 uint32_t r, g, b; 3294 int reg; 3295 int rsize, gsize, bsize; 3296 int rfld, gfld, bfld; 3297 int i; 3298 3299 rsize = scp->sc->adp->va_info.vi_pixel_fsizes[0]; 3300 gsize = scp->sc->adp->va_info.vi_pixel_fsizes[1]; 3301 bsize = scp->sc->adp->va_info.vi_pixel_fsizes[2]; 3302 rfld = scp->sc->adp->va_info.vi_pixel_fields[0]; 3303 gfld = scp->sc->adp->va_info.vi_pixel_fields[1]; 3304 bfld = scp->sc->adp->va_info.vi_pixel_fields[2]; 3305 3306 for (i = 0; i < 16; i++) { 3307 reg = scp->sc->adp->va_palette_regs[i]; 3308 3309 r = scp->sc->palette[reg * 3] >> (8 - rsize); 3310 g = scp->sc->palette[reg * 3 + 1] >> (8 - gsize); 3311 b = scp->sc->palette[reg * 3 + 2] >> (8 - bsize); 3312 3313 scp->ega_palette[i] = (r << rfld) + (g << gfld) + (b << bfld); 3314 } 3315 } 3316 3317 void 3318 sc_set_border(scr_stat *scp, int color) 3319 { 3320 ++scp->sc->videoio_in_progress; 3321 (*scp->rndr->draw_border)(scp, color); 3322 --scp->sc->videoio_in_progress; 3323 } 3324 3325 #ifndef SC_NO_FONT_LOADING 3326 void 3327 sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3328 int base, int count) 3329 { 3330 sc_softc_t *sc; 3331 3332 sc = scp->sc; 3333 sc->font_loading_in_progress = TRUE; 3334 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3335 sc->font_loading_in_progress = FALSE; 3336 } 3337 3338 void 3339 sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3340 int base, int count) 3341 { 3342 sc_softc_t *sc; 3343 3344 sc = scp->sc; 3345 sc->font_loading_in_progress = TRUE; 3346 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3347 sc->font_loading_in_progress = FALSE; 3348 } 3349 3350 void 3351 sc_show_font(scr_stat *scp, int page) 3352 { 3353 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3354 } 3355 #endif /* !SC_NO_FONT_LOADING */ 3356 3357 void 3358 sc_paste(scr_stat *scp, u_char *p, int count) 3359 { 3360 struct tty *tp; 3361 u_char *rmap; 3362 3363 if (scp->status & MOUSE_VISIBLE) { 3364 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3365 if (!ISTTYOPEN(tp)) 3366 return; 3367 rmap = scp->sc->scr_rmap; 3368 for (; count > 0; --count) 3369 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 3370 } 3371 } 3372 3373 void 3374 sc_bell(scr_stat *scp, int pitch, int duration) 3375 { 3376 if (cold || shutdown_in_progress) 3377 return; 3378 3379 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3380 return; 3381 3382 if (scp->sc->flags & SC_VISUAL_BELL) { 3383 if (scp->sc->blink_in_progress) 3384 return; 3385 scp->sc->blink_in_progress = 3; 3386 if (scp != scp->sc->cur_scp) 3387 scp->sc->blink_in_progress += 2; 3388 blink_screen(scp->sc->cur_scp); 3389 } else if (duration != 0 && pitch != 0) { 3390 if (scp != scp->sc->cur_scp) 3391 pitch *= 2; 3392 sysbeep(pitch, duration); 3393 } 3394 } 3395 3396 static void 3397 blink_screen(void *arg) 3398 { 3399 scr_stat *scp = arg; 3400 struct tty *tp; 3401 3402 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3403 scp->sc->blink_in_progress = 0; 3404 mark_all(scp); 3405 tp = VIRTUAL_TTY(scp->sc, scp->index); 3406 if (ISTTYOPEN(tp)) 3407 scstart(tp); 3408 if (scp->sc->delayed_next_scr) 3409 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3410 } 3411 else { 3412 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3413 scp->sc->blink_in_progress & 1); 3414 scp->sc->blink_in_progress--; 3415 callout_reset(&scp->blink_screen_ch, hz / 10, blink_screen, scp); 3416 } 3417 } 3418