1 /*- 2 * Copyright (c) 1992-1998 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31 #include "splash.h" 32 #include "opt_syscons.h" 33 #include "opt_ddb.h" 34 #ifdef __i386__ 35 #include "apm.h" 36 #endif 37 38 #include <sys/param.h> 39 #include <sys/systm.h> 40 #include <sys/eventhandler.h> 41 #include <sys/reboot.h> 42 #include <sys/conf.h> 43 #include <sys/proc.h> 44 #include <sys/signalvar.h> 45 #include <sys/sysctl.h> 46 #include <sys/tty.h> 47 #include <sys/kernel.h> 48 #include <sys/malloc.h> 49 #include <sys/cons.h> 50 51 #include <machine/clock.h> 52 #include <machine/console.h> 53 #include <machine/psl.h> 54 #include <machine/pc/display.h> 55 #ifdef __i386__ 56 #include <machine/apm_bios.h> 57 #include <machine/frame.h> 58 #endif 59 60 #include <dev/kbd/kbdreg.h> 61 #include <dev/fb/fbreg.h> 62 #include <dev/fb/splashreg.h> 63 #include <dev/syscons/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 typedef struct default_attr { 74 int std_color; /* normal hardware color */ 75 int rev_color; /* reverse hardware color */ 76 } default_attr; 77 78 static default_attr user_default = { 79 SC_NORM_ATTR, 80 SC_NORM_REV_ATTR, 81 }; 82 83 static default_attr kernel_default = { 84 SC_KERNEL_CONS_ATTR, 85 SC_KERNEL_CONS_REV_ATTR, 86 }; 87 88 static int sc_console_unit = -1; 89 static scr_stat *sc_console; 90 static struct tty *sc_console_tty; 91 static void *kernel_console_ts; 92 93 static char init_done = COLD; 94 static char shutdown_in_progress = FALSE; 95 static char sc_malloc = FALSE; 96 97 static int saver_mode = CONS_LKM_SAVER; /* LKM/user saver */ 98 static int run_scrn_saver = FALSE; /* should run the saver? */ 99 static long scrn_blank_time = 0; /* screen saver timeout value */ 100 #if NSPLASH > 0 101 static int scrn_blanked; /* # of blanked screen */ 102 static int sticky_splash = FALSE; 103 104 static void none_saver(sc_softc_t *sc, int blank) { } 105 static void (*current_saver)(sc_softc_t *, int) = none_saver; 106 #endif 107 108 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 109 #include "font.h" 110 #endif 111 112 d_ioctl_t *sc_user_ioctl; 113 114 static bios_values_t bios_value; 115 116 static int enable_panic_key; 117 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 118 0, ""); 119 120 #define SC_CONSOLECTL 255 121 122 #define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x))->si_tty) 123 124 static int debugger; 125 126 /* prototypes */ 127 static int scvidprobe(int unit, int flags, int cons); 128 static int sckbdprobe(int unit, int flags, int cons); 129 static void scmeminit(void *arg); 130 static int scdevtounit(dev_t dev); 131 static kbd_callback_func_t sckbdevent; 132 static int scparam(struct tty *tp, struct termios *t); 133 static void scstart(struct tty *tp); 134 static void scinit(int unit, int flags); 135 #if __i386__ 136 static void scterm(int unit, int flags); 137 #endif 138 static void scshutdown(void *arg, int howto); 139 static u_int scgetc(sc_softc_t *sc, u_int flags); 140 #define SCGETC_CN 1 141 #define SCGETC_NONBLOCK 2 142 static int sccngetch(int flags); 143 static void sccnupdate(scr_stat *scp); 144 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 145 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 146 static timeout_t scrn_timer; 147 static int and_region(int *s1, int *e1, int s2, int e2); 148 static void scrn_update(scr_stat *scp, int show_cursor); 149 150 #if NSPLASH > 0 151 static int scsplash_callback(int event, void *arg); 152 static void scsplash_saver(sc_softc_t *sc, int show); 153 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 154 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 155 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 156 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 157 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 158 static int wait_scrn_saver_stop(sc_softc_t *sc); 159 #define scsplash_stick(stick) (sticky_splash = (stick)) 160 #else /* !NSPLASH */ 161 #define scsplash_stick(stick) 162 #endif /* NSPLASH */ 163 164 static int do_switch_scr(sc_softc_t *sc, int s); 165 static int vt_proc_alive(scr_stat *scp); 166 static int signal_vt_rel(scr_stat *scp); 167 static int signal_vt_acq(scr_stat *scp); 168 static void exchange_scr(sc_softc_t *sc); 169 static void update_cursor_image(scr_stat *scp); 170 static int save_kbd_state(scr_stat *scp); 171 static int update_kbd_state(scr_stat *scp, int state, int mask); 172 static int update_kbd_leds(scr_stat *scp, int which); 173 static timeout_t blink_screen; 174 175 #define CDEV_MAJOR 12 176 177 static cn_probe_t sccnprobe; 178 static cn_init_t sccninit; 179 static cn_getc_t sccngetc; 180 static cn_checkc_t sccncheckc; 181 static cn_putc_t sccnputc; 182 static cn_dbctl_t sccndbctl; 183 static cn_term_t sccnterm; 184 185 #if __alpha__ 186 void sccnattach(void); 187 #endif 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 /* open */ scopen, 200 /* close */ scclose, 201 /* read */ scread, 202 /* write */ ttywrite, 203 /* ioctl */ scioctl, 204 /* poll */ ttypoll, 205 /* mmap */ scmmap, 206 /* strategy */ nostrategy, 207 /* name */ "sc", 208 /* maj */ CDEV_MAJOR, 209 /* dump */ nodump, 210 /* psize */ nopsize, 211 /* flags */ D_TTY, 212 /* bmaj */ -1 213 }; 214 215 int 216 sc_probe_unit(int unit, int flags) 217 { 218 if (!scvidprobe(unit, flags, FALSE)) { 219 if (bootverbose) 220 printf("sc%d: no video adapter is found.\n", unit); 221 return ENXIO; 222 } 223 224 /* syscons will be attached even when there is no keyboard */ 225 sckbdprobe(unit, flags, FALSE); 226 227 return 0; 228 } 229 230 /* probe video adapters, return TRUE if found */ 231 static int 232 scvidprobe(int unit, int flags, int cons) 233 { 234 /* 235 * Access the video adapter driver through the back door! 236 * Video adapter drivers need to be configured before syscons. 237 * However, when syscons is being probed as the low-level console, 238 * they have not been initialized yet. We force them to initialize 239 * themselves here. XXX 240 */ 241 vid_configure(cons ? VIO_PROBE_ONLY : 0); 242 243 return (vid_find_adapter("*", unit) >= 0); 244 } 245 246 /* probe the keyboard, return TRUE if found */ 247 static int 248 sckbdprobe(int unit, int flags, int cons) 249 { 250 /* access the keyboard driver through the backdoor! */ 251 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 252 253 return (kbd_find_keyboard("*", unit) >= 0); 254 } 255 256 static char 257 *adapter_name(video_adapter_t *adp) 258 { 259 static struct { 260 int type; 261 char *name[2]; 262 } names[] = { 263 { KD_MONO, { "MDA", "MDA" } }, 264 { KD_HERCULES, { "Hercules", "Hercules" } }, 265 { KD_CGA, { "CGA", "CGA" } }, 266 { KD_EGA, { "EGA", "EGA (mono)" } }, 267 { KD_VGA, { "VGA", "VGA (mono)" } }, 268 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 269 { KD_TGA, { "TGA", "TGA" } }, 270 { -1, { "Unknown", "Unknown" } }, 271 }; 272 int i; 273 274 for (i = 0; names[i].type != -1; ++i) 275 if (names[i].type == adp->va_type) 276 break; 277 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 278 } 279 280 int 281 sc_attach_unit(int unit, int flags) 282 { 283 sc_softc_t *sc; 284 scr_stat *scp; 285 #ifdef SC_PIXEL_MODE 286 video_info_t info; 287 #endif 288 int vc; 289 dev_t dev; 290 291 flags &= ~SC_KERNEL_CONSOLE; 292 293 if (sc_console_unit == unit) { 294 /* 295 * If this unit is being used as the system console, we need to 296 * adjust some variables and buffers before and after scinit(). 297 */ 298 /* assert(sc_console != NULL) */ 299 flags |= SC_KERNEL_CONSOLE; 300 scmeminit(NULL); 301 302 scinit(unit, flags); 303 304 if (sc_console->tsw->te_size > 0) { 305 /* assert(sc_console->ts != NULL); */ 306 kernel_console_ts = sc_console->ts; 307 sc_console->ts = malloc(sc_console->tsw->te_size, 308 M_DEVBUF, M_WAITOK); 309 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 310 (*sc_console->tsw->te_default_attr)(sc_console, 311 user_default.std_color, 312 user_default.rev_color); 313 } 314 } else { 315 scinit(unit, flags); 316 } 317 318 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 319 sc->config = flags; 320 scp = SC_STAT(sc->dev[0]); 321 if (sc_console == NULL) /* sc_console_unit < 0 */ 322 sc_console = scp; 323 324 #ifdef SC_PIXEL_MODE 325 if ((sc->config & SC_VESA800X600) 326 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 327 #if NSPLASH > 0 328 if (sc->flags & SC_SPLASH_SCRN) 329 splash_term(sc->adp); 330 #endif 331 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 332 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 333 sc->initial_mode = M_VESA_800x600; 334 #if NSPLASH > 0 335 /* put up the splash again! */ 336 if (sc->flags & SC_SPLASH_SCRN) 337 splash_init(sc->adp, scsplash_callback, sc); 338 #endif 339 } 340 #endif /* SC_PIXEL_MODE */ 341 342 /* initialize cursor */ 343 if (!ISGRAPHSC(scp)) 344 update_cursor_image(scp); 345 346 /* get screen update going */ 347 scrn_timer(sc); 348 349 /* set up the keyboard */ 350 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 351 update_kbd_state(scp, scp->status, LOCK_MASK); 352 353 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 354 unit, adapter_name(sc->adp), sc->vtys, sc->config); 355 if (bootverbose) { 356 printf("sc%d:", unit); 357 if (sc->adapter >= 0) 358 printf(" fb%d", sc->adapter); 359 if (sc->keyboard >= 0) 360 printf(", kbd%d", sc->keyboard); 361 if (scp->tsw) 362 printf(", terminal emulator: %s (%s)", 363 scp->tsw->te_name, scp->tsw->te_desc); 364 printf("\n"); 365 } 366 367 /* register a shutdown callback for the kernel console */ 368 if (sc_console_unit == unit) 369 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 370 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 371 372 for (vc = 0; vc < sc->vtys; vc++) { 373 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 374 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 375 sc->dev[vc] = dev; 376 /* 377 * The first vty already has struct tty and scr_stat initialized 378 * in scinit(). The other vtys will have these structs when 379 * first opened. 380 */ 381 } 382 383 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 384 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 385 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 386 SC_STAT(dev) = sc_console; 387 388 return 0; 389 } 390 391 static void 392 scmeminit(void *arg) 393 { 394 if (sc_malloc) 395 return; 396 sc_malloc = TRUE; 397 398 /* 399 * As soon as malloc() becomes functional, we had better allocate 400 * various buffers for the kernel console. 401 */ 402 403 if (sc_console_unit < 0) /* sc_console == NULL */ 404 return; 405 406 /* copy the temporary buffer to the final buffer */ 407 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 408 409 #ifndef SC_NO_CUTPASTE 410 /* cut buffer is available only when the mouse pointer is used */ 411 if (ISMOUSEAVAIL(sc_console->sc->adp->va_flags)) 412 sc_alloc_cut_buffer(sc_console, FALSE); 413 #endif 414 415 #ifndef SC_NO_HISTORY 416 /* initialize history buffer & pointers */ 417 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 418 #endif 419 } 420 421 /* XXX */ 422 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 423 424 int 425 sc_resume_unit(int unit) 426 { 427 /* XXX should be moved to the keyboard driver? */ 428 sc_softc_t *sc; 429 430 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 431 if (sc->kbd != NULL) 432 kbd_clear_state(sc->kbd); 433 return 0; 434 } 435 436 static int 437 scdevtounit(dev_t dev) 438 { 439 int vty = SC_VTY(dev); 440 441 if (vty == SC_CONSOLECTL) 442 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 443 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 444 return -1; 445 else 446 return vty/MAXCONS; 447 } 448 449 int 450 scopen(dev_t dev, int flag, int mode, struct proc *p) 451 { 452 int unit = scdevtounit(dev); 453 sc_softc_t *sc; 454 struct tty *tp; 455 scr_stat *scp; 456 keyarg_t key; 457 int error; 458 459 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 460 major(dev), minor(dev), unit, SC_VTY(dev))); 461 462 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 463 if (sc == NULL) 464 return ENXIO; 465 466 tp = dev->si_tty = ttymalloc(dev->si_tty); 467 tp->t_oproc = scstart; 468 tp->t_param = scparam; 469 tp->t_stop = nottystop; 470 tp->t_dev = dev; 471 if (!(tp->t_state & TS_ISOPEN)) { 472 ttychars(tp); 473 /* Use the current setting of the <-- key as default VERASE. */ 474 /* If the Delete key is preferable, an stty is necessary */ 475 if (sc != NULL) { 476 key.keynum = KEYCODE_BS; 477 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 478 tp->t_cc[VERASE] = key.key.map[0]; 479 } 480 tp->t_iflag = TTYDEF_IFLAG; 481 tp->t_oflag = TTYDEF_OFLAG; 482 tp->t_cflag = TTYDEF_CFLAG; 483 tp->t_lflag = TTYDEF_LFLAG; 484 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 485 scparam(tp, &tp->t_termios); 486 (*linesw[tp->t_line].l_modem)(tp, 1); 487 } 488 else 489 if (tp->t_state & TS_XCLUDE && suser(p)) 490 return(EBUSY); 491 492 error = (*linesw[tp->t_line].l_open)(dev, tp); 493 494 scp = SC_STAT(dev); 495 if (scp == NULL) { 496 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 497 if (ISGRAPHSC(scp)) 498 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 499 } 500 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 501 tp->t_winsize.ws_col = scp->xsize; 502 tp->t_winsize.ws_row = scp->ysize; 503 } 504 505 return error; 506 } 507 508 int 509 scclose(dev_t dev, int flag, int mode, struct proc *p) 510 { 511 struct tty *tp = dev->si_tty; 512 scr_stat *scp; 513 int s; 514 515 if (SC_VTY(dev) != SC_CONSOLECTL) { 516 scp = SC_STAT(tp->t_dev); 517 /* were we in the middle of the VT switching process? */ 518 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 519 s = spltty(); 520 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 521 cons_unavail = FALSE; 522 if (scp->status & SWITCH_WAIT_REL) { 523 /* assert(scp == scp->sc->cur_scp) */ 524 DPRINTF(5, ("reset WAIT_REL, ")); 525 scp->status &= ~SWITCH_WAIT_REL; 526 do_switch_scr(scp->sc, s); 527 } 528 if (scp->status & SWITCH_WAIT_ACQ) { 529 /* assert(scp == scp->sc->cur_scp) */ 530 DPRINTF(5, ("reset WAIT_ACQ, ")); 531 scp->status &= ~SWITCH_WAIT_ACQ; 532 scp->sc->switch_in_progress = 0; 533 } 534 #if not_yet_done 535 if (scp == &main_console) { 536 scp->pid = 0; 537 scp->proc = NULL; 538 scp->smode.mode = VT_AUTO; 539 } 540 else { 541 sc_vtb_destroy(&scp->vtb); 542 sc_vtb_destroy(&scp->scr); 543 sc_free_history_buffer(scp, scp->ysize); 544 SC_STAT(dev) = NULL; 545 free(scp, M_DEVBUF); 546 } 547 #else 548 scp->pid = 0; 549 scp->proc = NULL; 550 scp->smode.mode = VT_AUTO; 551 #endif 552 scp->kbd_mode = K_XLATE; 553 if (scp == scp->sc->cur_scp) 554 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 555 DPRINTF(5, ("done.\n")); 556 } 557 spltty(); 558 (*linesw[tp->t_line].l_close)(tp, flag); 559 ttyclose(tp); 560 spl0(); 561 return(0); 562 } 563 564 int 565 scread(dev_t dev, struct uio *uio, int flag) 566 { 567 sc_touch_scrn_saver(); 568 return ttyread(dev, uio, flag); 569 } 570 571 static int 572 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 573 { 574 sc_softc_t *sc; 575 struct tty *cur_tty; 576 int c; 577 size_t len; 578 u_char *cp; 579 580 sc = (sc_softc_t *)arg; 581 /* assert(thiskbd == sc->kbd) */ 582 583 switch (event) { 584 case KBDIO_KEYINPUT: 585 break; 586 case KBDIO_UNLOADING: 587 sc->kbd = NULL; 588 sc->keyboard = -1; 589 kbd_release(thiskbd, (void *)&sc->keyboard); 590 return 0; 591 default: 592 return EINVAL; 593 } 594 595 /* 596 * Loop while there is still input to get from the keyboard. 597 * I don't think this is nessesary, and it doesn't fix 598 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 599 */ 600 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 601 602 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 603 /* XXX */ 604 if (!(cur_tty->t_state & TS_ISOPEN)) 605 if (((cur_tty = sc_console_tty) == NULL) 606 || !(cur_tty->t_state & TS_ISOPEN)) 607 continue; 608 609 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 610 continue; 611 612 switch (KEYFLAGS(c)) { 613 case 0x0000: /* normal key */ 614 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 615 break; 616 case FKEY: /* function key, return string */ 617 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 618 if (cp != NULL) { 619 while (len-- > 0) 620 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 621 } 622 break; 623 case MKEY: /* meta is active, prepend ESC */ 624 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 625 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 626 break; 627 case BKEY: /* backtab fixed sequence (esc [ Z) */ 628 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 629 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 630 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 631 break; 632 } 633 } 634 635 sc->cur_scp->status |= MOUSE_HIDDEN; 636 637 return 0; 638 } 639 640 static int 641 scparam(struct tty *tp, struct termios *t) 642 { 643 tp->t_ispeed = t->c_ispeed; 644 tp->t_ospeed = t->c_ospeed; 645 tp->t_cflag = t->c_cflag; 646 return 0; 647 } 648 649 int 650 scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p) 651 { 652 int error; 653 int i; 654 struct tty *tp; 655 sc_softc_t *sc; 656 scr_stat *scp; 657 int s; 658 659 tp = dev->si_tty; 660 661 /* If there is a user_ioctl function call that first */ 662 if (sc_user_ioctl) { 663 error = (*sc_user_ioctl)(dev, cmd, data, flag, p); 664 if (error != ENOIOCTL) 665 return error; 666 } 667 668 error = sc_vid_ioctl(tp, cmd, data, flag, p); 669 if (error != ENOIOCTL) 670 return error; 671 672 #ifndef SC_NO_HISTORY 673 error = sc_hist_ioctl(tp, cmd, data, flag, p); 674 if (error != ENOIOCTL) 675 return error; 676 #endif 677 678 #ifndef SC_NO_SYSMOUSE 679 error = sc_mouse_ioctl(tp, cmd, data, flag, p); 680 if (error != ENOIOCTL) 681 return error; 682 #endif 683 684 scp = SC_STAT(tp->t_dev); 685 /* assert(scp != NULL) */ 686 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 687 sc = scp->sc; 688 689 if (scp->tsw) { 690 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, p); 691 if (error != ENOIOCTL) 692 return error; 693 } 694 695 switch (cmd) { /* process console hardware related ioctl's */ 696 697 case GIO_ATTR: /* get current attributes */ 698 /* this ioctl is not processed here, but in the terminal emulator */ 699 return ENOTTY; 700 701 case GIO_COLOR: /* is this a color console ? */ 702 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 703 return 0; 704 705 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 706 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 707 return EINVAL; 708 s = spltty(); 709 scrn_blank_time = *(int *)data; 710 run_scrn_saver = (scrn_blank_time != 0); 711 splx(s); 712 return 0; 713 714 case CONS_CURSORTYPE: /* set cursor type blink/noblink */ 715 s = spltty(); 716 if (!ISGRAPHSC(sc->cur_scp)) 717 sc_remove_cursor_image(sc->cur_scp); 718 if ((*(int*)data) & 0x01) 719 sc->flags |= SC_BLINK_CURSOR; 720 else 721 sc->flags &= ~SC_BLINK_CURSOR; 722 if ((*(int*)data) & 0x02) { 723 sc->flags |= SC_CHAR_CURSOR; 724 } else 725 sc->flags &= ~SC_CHAR_CURSOR; 726 /* 727 * The cursor shape is global property; all virtual consoles 728 * are affected. Update the cursor in the current console... 729 */ 730 if (!ISGRAPHSC(sc->cur_scp)) { 731 sc_set_cursor_image(sc->cur_scp); 732 sc_draw_cursor_image(sc->cur_scp); 733 } 734 splx(s); 735 return 0; 736 737 case CONS_BELLTYPE: /* set bell type sound/visual */ 738 if ((*(int *)data) & 0x01) 739 sc->flags |= SC_VISUAL_BELL; 740 else 741 sc->flags &= ~SC_VISUAL_BELL; 742 if ((*(int *)data) & 0x02) 743 sc->flags |= SC_QUIET_BELL; 744 else 745 sc->flags &= ~SC_QUIET_BELL; 746 return 0; 747 748 case CONS_GETINFO: /* get current (virtual) console info */ 749 { 750 vid_info_t *ptr = (vid_info_t*)data; 751 if (ptr->size == sizeof(struct vid_info)) { 752 ptr->m_num = sc->cur_scp->index; 753 ptr->mv_col = scp->xpos; 754 ptr->mv_row = scp->ypos; 755 ptr->mv_csz = scp->xsize; 756 ptr->mv_rsz = scp->ysize; 757 /* 758 * The following fields are filled by the terminal emulator. XXX 759 * 760 * ptr->mv_norm.fore 761 * ptr->mv_norm.back 762 * ptr->mv_rev.fore 763 * ptr->mv_rev.back 764 */ 765 ptr->mv_grfc.fore = 0; /* not supported */ 766 ptr->mv_grfc.back = 0; /* not supported */ 767 ptr->mv_ovscan = scp->border; 768 if (scp == sc->cur_scp) 769 save_kbd_state(scp); 770 ptr->mk_keylock = scp->status & LOCK_MASK; 771 return 0; 772 } 773 return EINVAL; 774 } 775 776 case CONS_GETVERS: /* get version number */ 777 *(int*)data = 0x200; /* version 2.0 */ 778 return 0; 779 780 case CONS_IDLE: /* see if the screen has been idle */ 781 /* 782 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 783 * the user process may have been writing something on the 784 * screen and syscons is not aware of it. Declare the screen 785 * is NOT idle if it is in one of these modes. But there is 786 * an exception to it; if a screen saver is running in the 787 * graphics mode in the current screen, we should say that the 788 * screen has been idle. 789 */ 790 *(int *)data = (sc->flags & SC_SCRN_IDLE) 791 && (!ISGRAPHSC(sc->cur_scp) 792 || (sc->cur_scp->status & SAVER_RUNNING)); 793 return 0; 794 795 case CONS_SAVERMODE: /* set saver mode */ 796 switch(*(int *)data) { 797 case CONS_USR_SAVER: 798 /* if a LKM screen saver is running, stop it first. */ 799 scsplash_stick(FALSE); 800 saver_mode = *(int *)data; 801 s = spltty(); 802 #if NSPLASH > 0 803 if ((error = wait_scrn_saver_stop(NULL))) { 804 splx(s); 805 return error; 806 } 807 #endif /* NSPLASH */ 808 run_scrn_saver = TRUE; 809 scp->status |= SAVER_RUNNING; 810 scsplash_stick(TRUE); 811 splx(s); 812 break; 813 case CONS_LKM_SAVER: 814 s = spltty(); 815 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 816 scp->status &= ~SAVER_RUNNING; 817 saver_mode = *(int *)data; 818 splx(s); 819 break; 820 default: 821 return EINVAL; 822 } 823 return 0; 824 825 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 826 /* 827 * Note that this ioctl does not guarantee the screen saver 828 * actually starts or stops. It merely attempts to do so... 829 */ 830 s = spltty(); 831 run_scrn_saver = (*(int *)data != 0); 832 if (run_scrn_saver) 833 sc->scrn_time_stamp -= scrn_blank_time; 834 splx(s); 835 return 0; 836 837 case VT_SETMODE: /* set screen switcher mode */ 838 { 839 struct vt_mode *mode; 840 841 mode = (struct vt_mode *)data; 842 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 843 if (scp->smode.mode == VT_PROCESS) { 844 if (scp->proc == pfind(scp->pid) && scp->proc != p) { 845 DPRINTF(5, ("error EPERM\n")); 846 return EPERM; 847 } 848 } 849 s = spltty(); 850 if (mode->mode == VT_AUTO) { 851 scp->smode.mode = VT_AUTO; 852 scp->proc = NULL; 853 scp->pid = 0; 854 DPRINTF(5, ("VT_AUTO, ")); 855 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 856 cons_unavail = FALSE; 857 /* were we in the middle of the vty switching process? */ 858 if (scp->status & SWITCH_WAIT_REL) { 859 /* assert(scp == scp->sc->cur_scp) */ 860 DPRINTF(5, ("reset WAIT_REL, ")); 861 scp->status &= ~SWITCH_WAIT_REL; 862 s = do_switch_scr(sc, s); 863 } 864 if (scp->status & SWITCH_WAIT_ACQ) { 865 /* assert(scp == scp->sc->cur_scp) */ 866 DPRINTF(5, ("reset WAIT_ACQ, ")); 867 scp->status &= ~SWITCH_WAIT_ACQ; 868 sc->switch_in_progress = 0; 869 } 870 } else { 871 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 872 || !ISSIGVALID(mode->frsig)) { 873 splx(s); 874 DPRINTF(5, ("error EINVAL\n")); 875 return EINVAL; 876 } 877 DPRINTF(5, ("VT_PROCESS %d, ", p->p_pid)); 878 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 879 scp->proc = p; 880 scp->pid = scp->proc->p_pid; 881 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 882 cons_unavail = TRUE; 883 } 884 splx(s); 885 DPRINTF(5, ("\n")); 886 return 0; 887 } 888 889 case VT_GETMODE: /* get screen switcher mode */ 890 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 891 return 0; 892 893 case VT_RELDISP: /* screen switcher ioctl */ 894 s = spltty(); 895 /* 896 * This must be the current vty which is in the VT_PROCESS 897 * switching mode... 898 */ 899 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 900 splx(s); 901 return EINVAL; 902 } 903 /* ...and this process is controlling it. */ 904 if (scp->proc != p) { 905 splx(s); 906 return EPERM; 907 } 908 error = EINVAL; 909 switch(*(int *)data) { 910 case VT_FALSE: /* user refuses to release screen, abort */ 911 if ((scp == sc->old_scp) && (scp->status & SWITCH_WAIT_REL)) { 912 sc->old_scp->status &= ~SWITCH_WAIT_REL; 913 sc->switch_in_progress = 0; 914 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 915 error = 0; 916 } 917 break; 918 919 case VT_TRUE: /* user has released screen, go on */ 920 if ((scp == sc->old_scp) && (scp->status & SWITCH_WAIT_REL)) { 921 scp->status &= ~SWITCH_WAIT_REL; 922 s = do_switch_scr(sc, s); 923 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 924 error = 0; 925 } 926 break; 927 928 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 929 if ((scp == sc->new_scp) && (scp->status & SWITCH_WAIT_ACQ)) { 930 scp->status &= ~SWITCH_WAIT_ACQ; 931 sc->switch_in_progress = 0; 932 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 933 error = 0; 934 } 935 break; 936 937 default: 938 break; 939 } 940 splx(s); 941 return error; 942 943 case VT_OPENQRY: /* return free virtual console */ 944 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 945 tp = VIRTUAL_TTY(sc, i); 946 if ((tp == NULL) || !(tp->t_state & TS_ISOPEN)) { 947 *(int *)data = i + 1; 948 return 0; 949 } 950 } 951 return EINVAL; 952 953 case VT_ACTIVATE: /* switch to screen *data */ 954 s = spltty(); 955 sc_clean_up(sc->cur_scp); 956 splx(s); 957 return sc_switch_scr(sc, *(int *)data - 1); 958 959 case VT_WAITACTIVE: /* wait for switch to occur */ 960 if ((*(int *)data >= sc->first_vty + sc->vtys) 961 || (*(int *)data < sc->first_vty)) 962 return EINVAL; 963 s = spltty(); 964 error = sc_clean_up(sc->cur_scp); 965 splx(s); 966 if (error) 967 return error; 968 if (*(int *)data != 0) 969 scp = SC_STAT(SC_DEV(sc, *(int *)data - 1)); 970 if (scp == scp->sc->cur_scp) 971 return 0; 972 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, 973 "waitvt", 0)) == ERESTART) ; 974 return error; 975 976 case VT_GETACTIVE: /* get active vty # */ 977 *(int *)data = sc->cur_scp->index + 1; 978 return 0; 979 980 case VT_GETINDEX: /* get this vty # */ 981 *(int *)data = scp->index + 1; 982 return 0; 983 984 case KDENABIO: /* allow io operations */ 985 error = suser(p); 986 if (error != 0) 987 return error; 988 if (securelevel > 0) 989 return EPERM; 990 #ifdef __i386__ 991 p->p_md.md_regs->tf_eflags |= PSL_IOPL; 992 #endif 993 return 0; 994 995 case KDDISABIO: /* disallow io operations (default) */ 996 #ifdef __i386__ 997 p->p_md.md_regs->tf_eflags &= ~PSL_IOPL; 998 #endif 999 return 0; 1000 1001 case KDSKBSTATE: /* set keyboard state (locks) */ 1002 if (*(int *)data & ~LOCK_MASK) 1003 return EINVAL; 1004 scp->status &= ~LOCK_MASK; 1005 scp->status |= *(int *)data; 1006 if (scp == sc->cur_scp) 1007 update_kbd_state(scp, scp->status, LOCK_MASK); 1008 return 0; 1009 1010 case KDGKBSTATE: /* get keyboard state (locks) */ 1011 if (scp == sc->cur_scp) 1012 save_kbd_state(scp); 1013 *(int *)data = scp->status & LOCK_MASK; 1014 return 0; 1015 1016 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1017 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1018 error = kbd_ioctl(sc->kbd, cmd, data); 1019 if (error == ENOIOCTL) 1020 error = ENODEV; 1021 return error; 1022 1023 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1024 if (*(int *)data & ~0x7f) 1025 return EINVAL; 1026 error = kbd_ioctl(sc->kbd, cmd, data); 1027 if (error == ENOIOCTL) 1028 error = ENODEV; 1029 return error; 1030 1031 case KDSKBMODE: /* set keyboard mode */ 1032 switch (*(int *)data) { 1033 case K_XLATE: /* switch to XLT ascii mode */ 1034 case K_RAW: /* switch to RAW scancode mode */ 1035 case K_CODE: /* switch to CODE mode */ 1036 scp->kbd_mode = *(int *)data; 1037 if (scp == sc->cur_scp) 1038 kbd_ioctl(sc->kbd, cmd, data); 1039 return 0; 1040 default: 1041 return EINVAL; 1042 } 1043 /* NOT REACHED */ 1044 1045 case KDGKBMODE: /* get keyboard mode */ 1046 *(int *)data = scp->kbd_mode; 1047 return 0; 1048 1049 case KDGKBINFO: 1050 error = kbd_ioctl(sc->kbd, cmd, data); 1051 if (error == ENOIOCTL) 1052 error = ENODEV; 1053 return error; 1054 1055 case KDMKTONE: /* sound the bell */ 1056 if (*(int*)data) 1057 sc_bell(scp, (*(int*)data)&0xffff, 1058 (((*(int*)data)>>16)&0xffff)*hz/1000); 1059 else 1060 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1061 return 0; 1062 1063 case KIOCSOUND: /* make tone (*data) hz */ 1064 if (scp == sc->cur_scp) { 1065 if (*(int *)data) 1066 return sc_tone(*(int *)data); 1067 else 1068 return sc_tone(0); 1069 } 1070 return 0; 1071 1072 case KDGKBTYPE: /* get keyboard type */ 1073 error = kbd_ioctl(sc->kbd, cmd, data); 1074 if (error == ENOIOCTL) { 1075 /* always return something? XXX */ 1076 *(int *)data = 0; 1077 } 1078 return 0; 1079 1080 case KDSETLED: /* set keyboard LED status */ 1081 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1082 return EINVAL; 1083 scp->status &= ~LED_MASK; 1084 scp->status |= *(int *)data; 1085 if (scp == sc->cur_scp) 1086 update_kbd_leds(scp, scp->status); 1087 return 0; 1088 1089 case KDGETLED: /* get keyboard LED status */ 1090 if (scp == sc->cur_scp) 1091 save_kbd_state(scp); 1092 *(int *)data = scp->status & LED_MASK; 1093 return 0; 1094 1095 case CONS_SETKBD: /* set the new keyboard */ 1096 { 1097 keyboard_t *newkbd; 1098 1099 s = spltty(); 1100 newkbd = kbd_get_keyboard(*(int *)data); 1101 if (newkbd == NULL) { 1102 splx(s); 1103 return EINVAL; 1104 } 1105 error = 0; 1106 if (sc->kbd != newkbd) { 1107 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1108 (void *)&sc->keyboard, sckbdevent, sc); 1109 /* i == newkbd->kb_index */ 1110 if (i >= 0) { 1111 if (sc->kbd != NULL) { 1112 save_kbd_state(sc->cur_scp); 1113 kbd_release(sc->kbd, (void *)&sc->keyboard); 1114 } 1115 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1116 sc->keyboard = i; 1117 kbd_ioctl(sc->kbd, KDSKBMODE, 1118 (caddr_t)&sc->cur_scp->kbd_mode); 1119 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1120 LOCK_MASK); 1121 } else { 1122 error = EPERM; /* XXX */ 1123 } 1124 } 1125 splx(s); 1126 return error; 1127 } 1128 1129 case CONS_RELKBD: /* release the current keyboard */ 1130 s = spltty(); 1131 error = 0; 1132 if (sc->kbd != NULL) { 1133 save_kbd_state(sc->cur_scp); 1134 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1135 if (error == 0) { 1136 sc->kbd = NULL; 1137 sc->keyboard = -1; 1138 } 1139 } 1140 splx(s); 1141 return error; 1142 1143 case CONS_GETTERM: /* get the current terminal emulator info */ 1144 { 1145 sc_term_sw_t *sw; 1146 1147 if (((term_info_t *)data)->ti_index == 0) { 1148 sw = scp->tsw; 1149 } else { 1150 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1151 } 1152 if (sw != NULL) { 1153 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1154 sizeof(((term_info_t *)data)->ti_name)); 1155 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1156 sizeof(((term_info_t *)data)->ti_desc)); 1157 ((term_info_t *)data)->ti_flags = 0; 1158 return 0; 1159 } else { 1160 ((term_info_t *)data)->ti_name[0] = '\0'; 1161 ((term_info_t *)data)->ti_desc[0] = '\0'; 1162 ((term_info_t *)data)->ti_flags = 0; 1163 return EINVAL; 1164 } 1165 } 1166 1167 case CONS_SETTERM: /* set the current terminal emulator */ 1168 s = spltty(); 1169 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1170 /* FIXME: what if scp == sc_console! XXX */ 1171 splx(s); 1172 return error; 1173 1174 case GIO_SCRNMAP: /* get output translation table */ 1175 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1176 return 0; 1177 1178 case PIO_SCRNMAP: /* set output translation table */ 1179 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1180 for (i=0; i<sizeof(sc->scr_map); i++) { 1181 sc->scr_rmap[sc->scr_map[i]] = i; 1182 } 1183 return 0; 1184 1185 case GIO_KEYMAP: /* get keyboard translation table */ 1186 case PIO_KEYMAP: /* set keyboard translation table */ 1187 case GIO_DEADKEYMAP: /* get accent key translation table */ 1188 case PIO_DEADKEYMAP: /* set accent key translation table */ 1189 case GETFKEY: /* get function key string */ 1190 case SETFKEY: /* set function key string */ 1191 error = kbd_ioctl(sc->kbd, cmd, data); 1192 if (error == ENOIOCTL) 1193 error = ENODEV; 1194 return error; 1195 1196 #ifndef SC_NO_FONT_LOADING 1197 1198 case PIO_FONT8x8: /* set 8x8 dot font */ 1199 if (!ISFONTAVAIL(sc->adp->va_flags)) 1200 return ENXIO; 1201 bcopy(data, sc->font_8, 8*256); 1202 sc->fonts_loaded |= FONT_8; 1203 /* 1204 * FONT KLUDGE 1205 * Always use the font page #0. XXX 1206 * Don't load if the current font size is not 8x8. 1207 */ 1208 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1209 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1210 return 0; 1211 1212 case GIO_FONT8x8: /* get 8x8 dot font */ 1213 if (!ISFONTAVAIL(sc->adp->va_flags)) 1214 return ENXIO; 1215 if (sc->fonts_loaded & FONT_8) { 1216 bcopy(sc->font_8, data, 8*256); 1217 return 0; 1218 } 1219 else 1220 return ENXIO; 1221 1222 case PIO_FONT8x14: /* set 8x14 dot font */ 1223 if (!ISFONTAVAIL(sc->adp->va_flags)) 1224 return ENXIO; 1225 bcopy(data, sc->font_14, 14*256); 1226 sc->fonts_loaded |= FONT_14; 1227 /* 1228 * FONT KLUDGE 1229 * Always use the font page #0. XXX 1230 * Don't load if the current font size is not 8x14. 1231 */ 1232 if (ISTEXTSC(sc->cur_scp) 1233 && (sc->cur_scp->font_size >= 14) 1234 && (sc->cur_scp->font_size < 16)) 1235 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1236 return 0; 1237 1238 case GIO_FONT8x14: /* get 8x14 dot font */ 1239 if (!ISFONTAVAIL(sc->adp->va_flags)) 1240 return ENXIO; 1241 if (sc->fonts_loaded & FONT_14) { 1242 bcopy(sc->font_14, data, 14*256); 1243 return 0; 1244 } 1245 else 1246 return ENXIO; 1247 1248 case PIO_FONT8x16: /* set 8x16 dot font */ 1249 if (!ISFONTAVAIL(sc->adp->va_flags)) 1250 return ENXIO; 1251 bcopy(data, sc->font_16, 16*256); 1252 sc->fonts_loaded |= FONT_16; 1253 /* 1254 * FONT KLUDGE 1255 * Always use the font page #0. XXX 1256 * Don't load if the current font size is not 8x16. 1257 */ 1258 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1259 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1260 return 0; 1261 1262 case GIO_FONT8x16: /* get 8x16 dot font */ 1263 if (!ISFONTAVAIL(sc->adp->va_flags)) 1264 return ENXIO; 1265 if (sc->fonts_loaded & FONT_16) { 1266 bcopy(sc->font_16, data, 16*256); 1267 return 0; 1268 } 1269 else 1270 return ENXIO; 1271 1272 #endif /* SC_NO_FONT_LOADING */ 1273 1274 default: 1275 break; 1276 } 1277 1278 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p); 1279 if (error != ENOIOCTL) 1280 return(error); 1281 error = ttioctl(tp, cmd, data, flag); 1282 if (error != ENOIOCTL) 1283 return(error); 1284 return(ENOTTY); 1285 } 1286 1287 static void 1288 scstart(struct tty *tp) 1289 { 1290 struct clist *rbp; 1291 int s, len; 1292 u_char buf[PCBURST]; 1293 scr_stat *scp = SC_STAT(tp->t_dev); 1294 1295 if (scp->status & SLKED || scp->sc->blink_in_progress) 1296 return; 1297 s = spltty(); 1298 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1299 tp->t_state |= TS_BUSY; 1300 rbp = &tp->t_outq; 1301 while (rbp->c_cc) { 1302 len = q_to_b(rbp, buf, PCBURST); 1303 splx(s); 1304 sc_puts(scp, buf, len); 1305 s = spltty(); 1306 } 1307 tp->t_state &= ~TS_BUSY; 1308 ttwwakeup(tp); 1309 } 1310 splx(s); 1311 } 1312 1313 static void 1314 sccnprobe(struct consdev *cp) 1315 { 1316 #if __i386__ 1317 int unit; 1318 int flags; 1319 1320 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1321 1322 /* a video card is always required */ 1323 if (!scvidprobe(unit, flags, TRUE)) 1324 cp->cn_pri = CN_DEAD; 1325 1326 /* syscons will become console even when there is no keyboard */ 1327 sckbdprobe(unit, flags, TRUE); 1328 1329 if (cp->cn_pri == CN_DEAD) 1330 return; 1331 1332 /* initialize required fields */ 1333 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLECTL); 1334 #endif /* __i386__ */ 1335 1336 #if __alpha__ 1337 /* 1338 * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() 1339 * interface to install the console. Always return CN_DEAD from 1340 * here. 1341 */ 1342 cp->cn_pri = CN_DEAD; 1343 #endif /* __alpha__ */ 1344 } 1345 1346 static void 1347 sccninit(struct consdev *cp) 1348 { 1349 #if __i386__ 1350 int unit; 1351 int flags; 1352 1353 sc_get_cons_priority(&unit, &flags); 1354 scinit(unit, flags | SC_KERNEL_CONSOLE); 1355 sc_console_unit = unit; 1356 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1357 #endif /* __i386__ */ 1358 1359 #if __alpha__ 1360 /* SHOULDN'T REACH HERE */ 1361 #endif /* __alpha__ */ 1362 } 1363 1364 static void 1365 sccnterm(struct consdev *cp) 1366 { 1367 /* we are not the kernel console any more, release everything */ 1368 1369 if (sc_console_unit < 0) 1370 return; /* shouldn't happen */ 1371 1372 #if __i386__ 1373 #if 0 /* XXX */ 1374 sc_clear_screen(sc_console); 1375 sccnupdate(sc_console); 1376 #endif 1377 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1378 sc_console_unit = -1; 1379 sc_console = NULL; 1380 #endif /* __i386__ */ 1381 1382 #if __alpha__ 1383 /* do nothing XXX */ 1384 #endif /* __alpha__ */ 1385 } 1386 1387 #ifdef __alpha__ 1388 1389 void 1390 sccnattach(void) 1391 { 1392 static struct consdev consdev; 1393 int unit; 1394 int flags; 1395 1396 bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); 1397 consdev.cn_pri = sc_get_cons_priority(&unit, &flags); 1398 1399 /* a video card is always required */ 1400 if (!scvidprobe(unit, flags, TRUE)) 1401 consdev.cn_pri = CN_DEAD; 1402 1403 /* alpha doesn't allow the console being without a keyboard... Why? */ 1404 if (!sckbdprobe(unit, flags, TRUE)) 1405 consdev.cn_pri = CN_DEAD; 1406 1407 if (consdev.cn_pri == CN_DEAD) 1408 return; 1409 1410 scinit(unit, flags | SC_KERNEL_CONSOLE); 1411 sc_console_unit = unit; 1412 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1413 consdev.cn_dev = makedev(CDEV_MAJOR, 0); 1414 cn_tab = &consdev; 1415 } 1416 1417 #endif /* __alpha__ */ 1418 1419 static void 1420 sccnputc(dev_t dev, int c) 1421 { 1422 u_char buf[1]; 1423 scr_stat *scp = sc_console; 1424 void *save; 1425 #ifndef SC_NO_HISTORY 1426 struct tty *tp; 1427 #endif /* !SC_NO_HISTORY */ 1428 int s; 1429 1430 /* assert(sc_console != NULL) */ 1431 1432 #ifndef SC_NO_HISTORY 1433 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1434 scp->status &= ~SLKED; 1435 update_kbd_state(scp, scp->status, SLKED); 1436 if (scp->status & BUFFER_SAVED) { 1437 if (!sc_hist_restore(scp)) 1438 sc_remove_cutmarking(scp); 1439 scp->status &= ~BUFFER_SAVED; 1440 scp->status |= CURSOR_ENABLED; 1441 sc_draw_cursor_image(scp); 1442 } 1443 tp = VIRTUAL_TTY(scp->sc, scp->index); 1444 if (tp->t_state & TS_ISOPEN) 1445 scstart(tp); 1446 } 1447 #endif /* !SC_NO_HISTORY */ 1448 1449 save = scp->ts; 1450 if (kernel_console_ts != NULL) 1451 scp->ts = kernel_console_ts; 1452 buf[0] = c; 1453 sc_puts(scp, buf, 1); 1454 scp->ts = save; 1455 1456 s = spltty(); /* block sckbdevent and scrn_timer */ 1457 sccnupdate(scp); 1458 splx(s); 1459 } 1460 1461 static int 1462 sccngetc(dev_t dev) 1463 { 1464 return sccngetch(0); 1465 } 1466 1467 static int 1468 sccncheckc(dev_t dev) 1469 { 1470 return sccngetch(SCGETC_NONBLOCK); 1471 } 1472 1473 static void 1474 sccndbctl(dev_t dev, int on) 1475 { 1476 /* assert(sc_console_unit >= 0) */ 1477 /* try to switch to the kernel console screen */ 1478 if (on && debugger == 0) { 1479 /* 1480 * TRY to make sure the screen saver is stopped, 1481 * and the screen is updated before switching to 1482 * the vty0. 1483 */ 1484 scrn_timer(NULL); 1485 if (!cold 1486 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1487 && sc_console->smode.mode == VT_AUTO) { 1488 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1489 sc_switch_scr(sc_console->sc, sc_console->index); 1490 } 1491 } 1492 if (on) 1493 ++debugger; 1494 else 1495 --debugger; 1496 } 1497 1498 static int 1499 sccngetch(int flags) 1500 { 1501 static struct fkeytab fkey; 1502 static int fkeycp; 1503 scr_stat *scp; 1504 u_char *p; 1505 int cur_mode; 1506 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1507 int c; 1508 1509 /* assert(sc_console != NULL) */ 1510 1511 /* 1512 * Stop the screen saver and update the screen if necessary. 1513 * What if we have been running in the screen saver code... XXX 1514 */ 1515 sc_touch_scrn_saver(); 1516 scp = sc_console->sc->cur_scp; /* XXX */ 1517 sccnupdate(scp); 1518 1519 if (fkeycp < fkey.len) { 1520 splx(s); 1521 return fkey.str[fkeycp++]; 1522 } 1523 1524 if (scp->sc->kbd == NULL) { 1525 splx(s); 1526 return -1; 1527 } 1528 1529 /* 1530 * Make sure the keyboard is accessible even when the kbd device 1531 * driver is disabled. 1532 */ 1533 kbd_enable(scp->sc->kbd); 1534 1535 /* we shall always use the keyboard in the XLATE mode here */ 1536 cur_mode = scp->kbd_mode; 1537 scp->kbd_mode = K_XLATE; 1538 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1539 1540 kbd_poll(scp->sc->kbd, TRUE); 1541 c = scgetc(scp->sc, SCGETC_CN | flags); 1542 kbd_poll(scp->sc->kbd, FALSE); 1543 1544 scp->kbd_mode = cur_mode; 1545 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1546 kbd_disable(scp->sc->kbd); 1547 splx(s); 1548 1549 switch (KEYFLAGS(c)) { 1550 case 0: /* normal char */ 1551 return KEYCHAR(c); 1552 case FKEY: /* function key */ 1553 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1554 fkey.len = fkeycp; 1555 if ((p != NULL) && (fkey.len > 0)) { 1556 bcopy(p, fkey.str, fkey.len); 1557 fkeycp = 1; 1558 return fkey.str[0]; 1559 } 1560 return c; /* XXX */ 1561 case NOKEY: 1562 case ERRKEY: 1563 default: 1564 return -1; 1565 } 1566 /* NOT REACHED */ 1567 } 1568 1569 static void 1570 sccnupdate(scr_stat *scp) 1571 { 1572 /* this is a cut-down version of scrn_timer()... */ 1573 1574 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1575 return; 1576 1577 if (debugger > 0 || panicstr || shutdown_in_progress) { 1578 sc_touch_scrn_saver(); 1579 } else if (scp != scp->sc->cur_scp) { 1580 return; 1581 } 1582 1583 if (!run_scrn_saver) 1584 scp->sc->flags &= ~SC_SCRN_IDLE; 1585 #if NSPLASH > 0 1586 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1587 if (scp->sc->flags & SC_SCRN_BLANKED) 1588 stop_scrn_saver(scp->sc, current_saver); 1589 #endif /* NSPLASH */ 1590 1591 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1592 || scp->sc->switch_in_progress) 1593 return; 1594 /* 1595 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1596 * when write_in_progress is non-zero. XXX 1597 */ 1598 1599 if (!ISGRAPHSC(scp) && !(scp->status & SAVER_RUNNING)) 1600 scrn_update(scp, TRUE); 1601 } 1602 1603 static void 1604 scrn_timer(void *arg) 1605 { 1606 static int kbd_interval = 0; 1607 struct timeval tv; 1608 sc_softc_t *sc; 1609 scr_stat *scp; 1610 int again; 1611 int s; 1612 1613 again = (arg != NULL); 1614 if (arg != NULL) 1615 sc = (sc_softc_t *)arg; 1616 else if (sc_console != NULL) 1617 sc = sc_console->sc; 1618 else 1619 return; 1620 1621 /* don't do anything when we are performing some I/O operations */ 1622 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1623 if (again) 1624 timeout(scrn_timer, sc, hz / 10); 1625 return; 1626 } 1627 s = spltty(); 1628 1629 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1630 /* try to allocate a keyboard automatically */ 1631 if (++kbd_interval >= 25) { 1632 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1633 sckbdevent, sc); 1634 if (sc->keyboard >= 0) { 1635 sc->kbd = kbd_get_keyboard(sc->keyboard); 1636 kbd_ioctl(sc->kbd, KDSKBMODE, 1637 (caddr_t)&sc->cur_scp->kbd_mode); 1638 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1639 LOCK_MASK); 1640 } 1641 kbd_interval = 0; 1642 } 1643 } 1644 1645 /* find the vty to update */ 1646 scp = sc->cur_scp; 1647 1648 /* should we stop the screen saver? */ 1649 getmicrouptime(&tv); 1650 if (debugger > 0 || panicstr || shutdown_in_progress) 1651 sc_touch_scrn_saver(); 1652 if (run_scrn_saver) { 1653 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1654 sc->flags |= SC_SCRN_IDLE; 1655 else 1656 sc->flags &= ~SC_SCRN_IDLE; 1657 } else { 1658 sc->scrn_time_stamp = tv.tv_sec; 1659 sc->flags &= ~SC_SCRN_IDLE; 1660 if (scrn_blank_time > 0) 1661 run_scrn_saver = TRUE; 1662 } 1663 #if NSPLASH > 0 1664 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1665 if (sc->flags & SC_SCRN_BLANKED) 1666 stop_scrn_saver(sc, current_saver); 1667 #endif /* NSPLASH */ 1668 1669 /* should we just return ? */ 1670 if (sc->blink_in_progress || sc->switch_in_progress 1671 || sc->write_in_progress) { 1672 if (again) 1673 timeout(scrn_timer, sc, hz / 10); 1674 splx(s); 1675 return; 1676 } 1677 1678 /* Update the screen */ 1679 scp = sc->cur_scp; /* cur_scp may have changed... */ 1680 if (!ISGRAPHSC(scp) && !(scp->status & SAVER_RUNNING)) 1681 scrn_update(scp, TRUE); 1682 1683 #if NSPLASH > 0 1684 /* should we activate the screen saver? */ 1685 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1686 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1687 (*current_saver)(sc, TRUE); 1688 #endif /* NSPLASH */ 1689 1690 if (again) 1691 timeout(scrn_timer, sc, hz / 25); 1692 splx(s); 1693 } 1694 1695 static int 1696 and_region(int *s1, int *e1, int s2, int e2) 1697 { 1698 if (*e1 < s2 || e2 < *s1) 1699 return FALSE; 1700 *s1 = imax(*s1, s2); 1701 *e1 = imin(*e1, e2); 1702 return TRUE; 1703 } 1704 1705 static void 1706 scrn_update(scr_stat *scp, int show_cursor) 1707 { 1708 int start; 1709 int end; 1710 int s; 1711 int e; 1712 1713 /* assert(scp == scp->sc->cur_scp) */ 1714 1715 ++scp->sc->videoio_in_progress; 1716 1717 #ifndef SC_NO_CUTPASTE 1718 /* remove the previous mouse pointer image if necessary */ 1719 if (scp->status & MOUSE_VISIBLE) { 1720 s = scp->mouse_pos; 1721 e = scp->mouse_pos + scp->xsize + 1; 1722 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1723 || and_region(&s, &e, scp->start, scp->end) 1724 || ((scp->status & CURSOR_ENABLED) && 1725 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1726 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1727 sc_remove_mouse_image(scp); 1728 if (scp->end >= scp->xsize*scp->ysize) 1729 scp->end = scp->xsize*scp->ysize - 1; 1730 } 1731 } 1732 #endif /* !SC_NO_CUTPASTE */ 1733 1734 #if 1 1735 /* debug: XXX */ 1736 if (scp->end >= scp->xsize*scp->ysize) { 1737 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1738 scp->end = scp->xsize*scp->ysize - 1; 1739 } 1740 if (scp->start < 0) { 1741 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1742 scp->start = 0; 1743 } 1744 #endif 1745 1746 /* update screen image */ 1747 if (scp->start <= scp->end) { 1748 if (scp->mouse_cut_end >= 0) { 1749 /* there is a marked region for cut & paste */ 1750 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1751 start = scp->mouse_cut_start; 1752 end = scp->mouse_cut_end; 1753 } else { 1754 start = scp->mouse_cut_end; 1755 end = scp->mouse_cut_start - 1; 1756 } 1757 s = start; 1758 e = end; 1759 /* does the cut-mark region overlap with the update region? */ 1760 if (and_region(&s, &e, scp->start, scp->end)) { 1761 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1762 s = 0; 1763 e = start - 1; 1764 if (and_region(&s, &e, scp->start, scp->end)) 1765 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1766 s = end + 1; 1767 e = scp->xsize*scp->ysize - 1; 1768 if (and_region(&s, &e, scp->start, scp->end)) 1769 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1770 } else { 1771 (*scp->rndr->draw)(scp, scp->start, 1772 scp->end - scp->start + 1, FALSE); 1773 } 1774 } else { 1775 (*scp->rndr->draw)(scp, scp->start, 1776 scp->end - scp->start + 1, FALSE); 1777 } 1778 } 1779 1780 /* we are not to show the cursor and the mouse pointer... */ 1781 if (!show_cursor) { 1782 scp->end = 0; 1783 scp->start = scp->xsize*scp->ysize - 1; 1784 --scp->sc->videoio_in_progress; 1785 return; 1786 } 1787 1788 /* update cursor image */ 1789 if (scp->status & CURSOR_ENABLED) { 1790 s = scp->start; 1791 e = scp->end; 1792 /* did cursor move since last time ? */ 1793 if (scp->cursor_pos != scp->cursor_oldpos) { 1794 /* do we need to remove old cursor image ? */ 1795 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1796 sc_remove_cursor_image(scp); 1797 sc_draw_cursor_image(scp); 1798 } else { 1799 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1800 /* cursor didn't move, but has been overwritten */ 1801 sc_draw_cursor_image(scp); 1802 else if (scp->sc->flags & SC_BLINK_CURSOR) 1803 /* if it's a blinking cursor, update it */ 1804 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1805 sc_inside_cutmark(scp, 1806 scp->cursor_pos)); 1807 } 1808 } 1809 1810 #ifndef SC_NO_CUTPASTE 1811 /* update "pseudo" mouse pointer image */ 1812 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1813 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1814 scp->status &= ~MOUSE_MOVED; 1815 sc_draw_mouse_image(scp); 1816 } 1817 } 1818 #endif /* SC_NO_CUTPASTE */ 1819 1820 scp->end = 0; 1821 scp->start = scp->xsize*scp->ysize - 1; 1822 1823 --scp->sc->videoio_in_progress; 1824 } 1825 1826 #if NSPLASH > 0 1827 static int 1828 scsplash_callback(int event, void *arg) 1829 { 1830 sc_softc_t *sc; 1831 int error; 1832 1833 sc = (sc_softc_t *)arg; 1834 1835 switch (event) { 1836 case SPLASH_INIT: 1837 if (add_scrn_saver(scsplash_saver) == 0) { 1838 sc->flags &= ~SC_SAVER_FAILED; 1839 run_scrn_saver = TRUE; 1840 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1841 scsplash_stick(TRUE); 1842 (*current_saver)(sc, TRUE); 1843 } 1844 } 1845 return 0; 1846 1847 case SPLASH_TERM: 1848 if (current_saver == scsplash_saver) { 1849 scsplash_stick(FALSE); 1850 error = remove_scrn_saver(scsplash_saver); 1851 if (error) 1852 return error; 1853 } 1854 return 0; 1855 1856 default: 1857 return EINVAL; 1858 } 1859 } 1860 1861 static void 1862 scsplash_saver(sc_softc_t *sc, int show) 1863 { 1864 static int busy = FALSE; 1865 scr_stat *scp; 1866 1867 if (busy) 1868 return; 1869 busy = TRUE; 1870 1871 scp = sc->cur_scp; 1872 if (show) { 1873 if (!(sc->flags & SC_SAVER_FAILED)) { 1874 if (!(sc->flags & SC_SCRN_BLANKED)) 1875 set_scrn_saver_mode(scp, -1, NULL, 0); 1876 switch (splash(sc->adp, TRUE)) { 1877 case 0: /* succeeded */ 1878 break; 1879 case EAGAIN: /* try later */ 1880 restore_scrn_saver_mode(scp, FALSE); 1881 sc_touch_scrn_saver(); /* XXX */ 1882 break; 1883 default: 1884 sc->flags |= SC_SAVER_FAILED; 1885 scsplash_stick(FALSE); 1886 restore_scrn_saver_mode(scp, TRUE); 1887 printf("scsplash_saver(): failed to put up the image\n"); 1888 break; 1889 } 1890 } 1891 } else if (!sticky_splash) { 1892 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1893 restore_scrn_saver_mode(scp, TRUE); 1894 } 1895 busy = FALSE; 1896 } 1897 1898 static int 1899 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1900 { 1901 #if 0 1902 int error; 1903 1904 if (current_saver != none_saver) { 1905 error = remove_scrn_saver(current_saver); 1906 if (error) 1907 return error; 1908 } 1909 #endif 1910 if (current_saver != none_saver) 1911 return EBUSY; 1912 1913 run_scrn_saver = FALSE; 1914 saver_mode = CONS_LKM_SAVER; 1915 current_saver = this_saver; 1916 return 0; 1917 } 1918 1919 static int 1920 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1921 { 1922 if (current_saver != this_saver) 1923 return EINVAL; 1924 1925 #if 0 1926 /* 1927 * In order to prevent `current_saver' from being called by 1928 * the timeout routine `scrn_timer()' while we manipulate 1929 * the saver list, we shall set `current_saver' to `none_saver' 1930 * before stopping the current saver, rather than blocking by `splXX()'. 1931 */ 1932 current_saver = none_saver; 1933 if (scrn_blanked) 1934 stop_scrn_saver(this_saver); 1935 #endif 1936 1937 /* unblank all blanked screens */ 1938 wait_scrn_saver_stop(NULL); 1939 if (scrn_blanked) 1940 return EBUSY; 1941 1942 current_saver = none_saver; 1943 return 0; 1944 } 1945 1946 static int 1947 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 1948 { 1949 int s; 1950 1951 /* assert(scp == scp->sc->cur_scp) */ 1952 s = spltty(); 1953 if (!ISGRAPHSC(scp)) 1954 sc_remove_cursor_image(scp); 1955 scp->splash_save_mode = scp->mode; 1956 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 1957 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 1958 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 1959 scp->sc->flags |= SC_SCRN_BLANKED; 1960 ++scrn_blanked; 1961 splx(s); 1962 if (mode < 0) 1963 return 0; 1964 scp->mode = mode; 1965 if (set_mode(scp) == 0) { 1966 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 1967 scp->status |= GRAPHICS_MODE; 1968 #ifndef SC_NO_PALETTE_LOADING 1969 if (pal != NULL) 1970 load_palette(scp->sc->adp, pal); 1971 #endif 1972 sc_set_border(scp, border); 1973 return 0; 1974 } else { 1975 s = spltty(); 1976 scp->mode = scp->splash_save_mode; 1977 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 1978 scp->status |= scp->splash_save_status; 1979 splx(s); 1980 return 1; 1981 } 1982 } 1983 1984 static int 1985 restore_scrn_saver_mode(scr_stat *scp, int changemode) 1986 { 1987 int mode; 1988 int status; 1989 int s; 1990 1991 /* assert(scp == scp->sc->cur_scp) */ 1992 s = spltty(); 1993 mode = scp->mode; 1994 status = scp->status; 1995 scp->mode = scp->splash_save_mode; 1996 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 1997 scp->status |= scp->splash_save_status; 1998 scp->sc->flags &= ~SC_SCRN_BLANKED; 1999 if (!changemode) { 2000 if (!ISGRAPHSC(scp)) 2001 sc_draw_cursor_image(scp); 2002 --scrn_blanked; 2003 splx(s); 2004 return 0; 2005 } 2006 if (set_mode(scp) == 0) { 2007 #ifndef SC_NO_PALETTE_LOADING 2008 load_palette(scp->sc->adp, scp->sc->palette); 2009 #endif 2010 --scrn_blanked; 2011 splx(s); 2012 return 0; 2013 } else { 2014 scp->mode = mode; 2015 scp->status = status; 2016 splx(s); 2017 return 1; 2018 } 2019 } 2020 2021 static void 2022 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2023 { 2024 (*saver)(sc, FALSE); 2025 run_scrn_saver = FALSE; 2026 /* the screen saver may have chosen not to stop after all... */ 2027 if (sc->flags & SC_SCRN_BLANKED) 2028 return; 2029 2030 mark_all(sc->cur_scp); 2031 if (sc->delayed_next_scr) 2032 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2033 wakeup((caddr_t)&scrn_blanked); 2034 } 2035 2036 static int 2037 wait_scrn_saver_stop(sc_softc_t *sc) 2038 { 2039 int error = 0; 2040 2041 while (scrn_blanked > 0) { 2042 run_scrn_saver = FALSE; 2043 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2044 error = 0; 2045 break; 2046 } 2047 error = tsleep((caddr_t)&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2048 if ((error != 0) && (error != ERESTART)) 2049 break; 2050 } 2051 run_scrn_saver = FALSE; 2052 return error; 2053 } 2054 #endif /* NSPLASH */ 2055 2056 void 2057 sc_touch_scrn_saver(void) 2058 { 2059 scsplash_stick(FALSE); 2060 run_scrn_saver = FALSE; 2061 } 2062 2063 int 2064 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2065 { 2066 struct tty *tp; 2067 int s; 2068 2069 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2070 2071 /* delay switch if the screen is blanked or being updated */ 2072 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2073 || sc->blink_in_progress || sc->videoio_in_progress) { 2074 sc->delayed_next_scr = next_scr + 1; 2075 sc_touch_scrn_saver(); 2076 DPRINTF(5, ("switch delayed\n")); 2077 return 0; 2078 } 2079 2080 s = spltty(); 2081 2082 /* we are in the middle of the vty switching process... */ 2083 if (sc->switch_in_progress 2084 && (sc->cur_scp->smode.mode == VT_PROCESS) 2085 && sc->cur_scp->proc) { 2086 if (sc->cur_scp->proc != pfind(sc->cur_scp->pid)) { 2087 /* 2088 * The controlling process has died!!. Do some clean up. 2089 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2090 * are not reset here yet; they will be cleared later. 2091 */ 2092 DPRINTF(5, ("cur_scp controlling process %d died, ", 2093 sc->cur_scp->pid)); 2094 if (sc->cur_scp->status & SWITCH_WAIT_REL) { 2095 /* 2096 * Force the previous switch to finish, but return now 2097 * with error. 2098 */ 2099 DPRINTF(5, ("reset WAIT_REL, ")); 2100 sc->cur_scp->status &= ~SWITCH_WAIT_REL; 2101 s = do_switch_scr(sc, s); 2102 splx(s); 2103 DPRINTF(5, ("finishing previous switch\n")); 2104 return EINVAL; 2105 } else if (sc->cur_scp->status & SWITCH_WAIT_ACQ) { 2106 /* let's assume screen switch has been completed. */ 2107 DPRINTF(5, ("reset WAIT_ACQ, ")); 2108 sc->cur_scp->status &= ~SWITCH_WAIT_ACQ; 2109 sc->switch_in_progress = 0; 2110 } else { 2111 /* 2112 * We are in between screen release and acquisition, and 2113 * reached here via scgetc() or scrn_timer() which has 2114 * interrupted exchange_scr(). Don't do anything stupid. 2115 */ 2116 DPRINTF(5, ("waiting nothing, ")); 2117 } 2118 } else { 2119 /* 2120 * The controlling process is alive, but not responding... 2121 * It is either buggy or it may be just taking time. 2122 * The following code is a gross kludge to cope with this 2123 * problem for which there is no clean solution. XXX 2124 */ 2125 if (sc->cur_scp->status & SWITCH_WAIT_REL) { 2126 switch (sc->switch_in_progress++) { 2127 case 1: 2128 break; 2129 case 2: 2130 DPRINTF(5, ("sending relsig again, ")); 2131 signal_vt_rel(sc->cur_scp); 2132 break; 2133 case 3: 2134 break; 2135 case 4: 2136 default: 2137 /* 2138 * Act as if the controlling program returned 2139 * VT_FALSE. 2140 */ 2141 DPRINTF(5, ("force reset WAIT_REL, ")); 2142 sc->cur_scp->status &= ~SWITCH_WAIT_REL; 2143 sc->switch_in_progress = 0; 2144 splx(s); 2145 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2146 return EINVAL; 2147 } 2148 } else if (sc->cur_scp->status & SWITCH_WAIT_ACQ) { 2149 switch (sc->switch_in_progress++) { 2150 case 1: 2151 break; 2152 case 2: 2153 DPRINTF(5, ("sending acqsig again, ")); 2154 signal_vt_acq(sc->cur_scp); 2155 break; 2156 case 3: 2157 break; 2158 case 4: 2159 default: 2160 /* clear the flag and finish the previous switch */ 2161 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2162 sc->cur_scp->status &= ~SWITCH_WAIT_ACQ; 2163 sc->switch_in_progress = 0; 2164 break; 2165 } 2166 } 2167 } 2168 } 2169 2170 /* 2171 * Return error if an invalid argument is given, or vty switch 2172 * is still in progress. 2173 */ 2174 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2175 || sc->switch_in_progress) { 2176 splx(s); 2177 sc_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); 2178 DPRINTF(5, ("error 1\n")); 2179 return EINVAL; 2180 } 2181 2182 /* 2183 * Don't allow switching away from the graphics mode vty 2184 * if the switch mode is VT_AUTO, unless the next vty is the same 2185 * as the current or the current vty has been closed (but showing). 2186 */ 2187 tp = VIRTUAL_TTY(sc, sc->cur_scp->index); 2188 if ((sc->cur_scp->index != next_scr) 2189 && (tp->t_state & TS_ISOPEN) 2190 && (sc->cur_scp->smode.mode == VT_AUTO) 2191 && ISGRAPHSC(sc->cur_scp)) { 2192 splx(s); 2193 sc_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); 2194 DPRINTF(5, ("error, graphics mode\n")); 2195 return EINVAL; 2196 } 2197 2198 /* 2199 * Is the wanted vty open? Don't allow switching to a closed vty. 2200 * Note that we always allow the user to switch to the kernel 2201 * console even if it is closed. 2202 */ 2203 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2204 tp = VIRTUAL_TTY(sc, next_scr); 2205 if ((tp == NULL) || !(tp->t_state & TS_ISOPEN)) { 2206 splx(s); 2207 sc_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); 2208 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2209 return EINVAL; 2210 } 2211 } 2212 2213 /* this is the start of vty switching process... */ 2214 ++sc->switch_in_progress; 2215 sc->delayed_next_scr = 0; 2216 sc->old_scp = sc->cur_scp; 2217 sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); 2218 if (sc->new_scp == sc->old_scp) { 2219 sc->switch_in_progress = 0; 2220 wakeup((caddr_t)&sc->new_scp->smode); 2221 splx(s); 2222 DPRINTF(5, ("switch done (new == old)\n")); 2223 return 0; 2224 } 2225 2226 /* has controlling process died? */ 2227 vt_proc_alive(sc->old_scp); 2228 vt_proc_alive(sc->new_scp); 2229 2230 /* wait for the controlling process to release the screen, if necessary */ 2231 if (signal_vt_rel(sc->old_scp)) { 2232 splx(s); 2233 return 0; 2234 } 2235 2236 /* go set up the new vty screen */ 2237 splx(s); 2238 exchange_scr(sc); 2239 s = spltty(); 2240 2241 /* wake up processes waiting for this vty */ 2242 wakeup((caddr_t)&sc->cur_scp->smode); 2243 2244 /* wait for the controlling process to acknowledge, if necessary */ 2245 if (signal_vt_acq(sc->cur_scp)) { 2246 splx(s); 2247 return 0; 2248 } 2249 2250 sc->switch_in_progress = 0; 2251 if (sc->unit == sc_console_unit) 2252 cons_unavail = FALSE; 2253 splx(s); 2254 DPRINTF(5, ("switch done\n")); 2255 2256 return 0; 2257 } 2258 2259 static int 2260 do_switch_scr(sc_softc_t *sc, int s) 2261 { 2262 vt_proc_alive(sc->new_scp); 2263 2264 splx(s); 2265 exchange_scr(sc); 2266 s = spltty(); 2267 /* sc->cur_scp == sc->new_scp */ 2268 wakeup((caddr_t)&sc->cur_scp->smode); 2269 2270 /* wait for the controlling process to acknowledge, if necessary */ 2271 if (!signal_vt_acq(sc->cur_scp)) { 2272 sc->switch_in_progress = 0; 2273 if (sc->unit == sc_console_unit) 2274 cons_unavail = FALSE; 2275 } 2276 2277 return s; 2278 } 2279 2280 static int 2281 vt_proc_alive(scr_stat *scp) 2282 { 2283 if (scp->proc) { 2284 if (scp->proc == pfind(scp->pid)) 2285 return TRUE; 2286 scp->proc = NULL; 2287 scp->smode.mode = VT_AUTO; 2288 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2289 } 2290 return FALSE; 2291 } 2292 2293 static int 2294 signal_vt_rel(scr_stat *scp) 2295 { 2296 if (scp->smode.mode != VT_PROCESS) 2297 return FALSE; 2298 scp->status |= SWITCH_WAIT_REL; 2299 psignal(scp->proc, scp->smode.relsig); 2300 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2301 return TRUE; 2302 } 2303 2304 static int 2305 signal_vt_acq(scr_stat *scp) 2306 { 2307 if (scp->smode.mode != VT_PROCESS) 2308 return FALSE; 2309 if (scp->sc->unit == sc_console_unit) 2310 cons_unavail = TRUE; 2311 scp->status |= SWITCH_WAIT_ACQ; 2312 psignal(scp->proc, scp->smode.acqsig); 2313 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2314 return TRUE; 2315 } 2316 2317 static void 2318 exchange_scr(sc_softc_t *sc) 2319 { 2320 scr_stat *scp; 2321 2322 /* save the current state of video and keyboard */ 2323 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2324 if (!ISGRAPHSC(sc->old_scp)) 2325 sc_remove_cursor_image(sc->old_scp); 2326 if (sc->old_scp->kbd_mode == K_XLATE) 2327 save_kbd_state(sc->old_scp); 2328 2329 /* set up the video for the new screen */ 2330 scp = sc->cur_scp = sc->new_scp; 2331 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2332 set_mode(scp); 2333 else 2334 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2335 (void *)sc->adp->va_window, FALSE); 2336 scp->status |= MOUSE_HIDDEN; 2337 sc_move_cursor(scp, scp->xpos, scp->ypos); 2338 if (!ISGRAPHSC(scp)) 2339 sc_set_cursor_image(scp); 2340 #ifndef SC_NO_PALETTE_LOADING 2341 if (ISGRAPHSC(sc->old_scp)) 2342 load_palette(sc->adp, sc->palette); 2343 #endif 2344 sc_set_border(scp, scp->border); 2345 2346 /* set up the keyboard for the new screen */ 2347 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2348 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2349 update_kbd_state(scp, scp->status, LOCK_MASK); 2350 2351 mark_all(scp); 2352 } 2353 2354 void 2355 sc_puts(scr_stat *scp, u_char *buf, int len) 2356 { 2357 #if NSPLASH > 0 2358 /* make screensaver happy */ 2359 if (!sticky_splash && scp == scp->sc->cur_scp) 2360 run_scrn_saver = FALSE; 2361 #endif 2362 2363 if (scp->tsw) 2364 (*scp->tsw->te_puts)(scp, buf, len); 2365 2366 if (scp->sc->delayed_next_scr) 2367 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2368 } 2369 2370 void 2371 sc_draw_cursor_image(scr_stat *scp) 2372 { 2373 /* assert(scp == scp->sc->cur_scp); */ 2374 ++scp->sc->videoio_in_progress; 2375 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2376 scp->sc->flags & SC_BLINK_CURSOR, TRUE, 2377 sc_inside_cutmark(scp, scp->cursor_pos)); 2378 scp->cursor_oldpos = scp->cursor_pos; 2379 --scp->sc->videoio_in_progress; 2380 } 2381 2382 void 2383 sc_remove_cursor_image(scr_stat *scp) 2384 { 2385 /* assert(scp == scp->sc->cur_scp); */ 2386 ++scp->sc->videoio_in_progress; 2387 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2388 scp->sc->flags & SC_BLINK_CURSOR, FALSE, 2389 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2390 --scp->sc->videoio_in_progress; 2391 } 2392 2393 static void 2394 update_cursor_image(scr_stat *scp) 2395 { 2396 int blink; 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 blink = scp->sc->flags & SC_BLINK_CURSOR; 2406 2407 /* assert(scp == scp->sc->cur_scp); */ 2408 ++scp->sc->videoio_in_progress; 2409 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, blink, FALSE, 2410 sc_inside_cutmark(scp, scp->cursor_pos)); 2411 (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, blink); 2412 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, blink, TRUE, 2413 sc_inside_cutmark(scp, scp->cursor_pos)); 2414 --scp->sc->videoio_in_progress; 2415 } 2416 2417 void 2418 sc_set_cursor_image(scr_stat *scp) 2419 { 2420 if (scp->sc->flags & SC_CHAR_CURSOR) { 2421 scp->cursor_base = imax(0, scp->sc->cursor_base); 2422 scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size); 2423 } else { 2424 scp->cursor_base = 0; 2425 scp->cursor_height = scp->font_size; 2426 } 2427 2428 /* assert(scp == scp->sc->cur_scp); */ 2429 ++scp->sc->videoio_in_progress; 2430 (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, 2431 scp->sc->flags & SC_BLINK_CURSOR); 2432 --scp->sc->videoio_in_progress; 2433 } 2434 2435 static void 2436 scinit(int unit, int flags) 2437 { 2438 /* 2439 * When syscons is being initialized as the kernel console, malloc() 2440 * is not yet functional, because various kernel structures has not been 2441 * fully initialized yet. Therefore, we need to declare the following 2442 * static buffers for the console. This is less than ideal, 2443 * but is necessry evil for the time being. XXX 2444 */ 2445 static scr_stat main_console; 2446 static dev_t main_devs[MAXCONS]; 2447 static struct tty main_tty; 2448 static u_short sc_buffer[ROW*COL]; /* XXX */ 2449 #ifndef SC_NO_FONT_LOADING 2450 static u_char font_8[256*8]; 2451 static u_char font_14[256*14]; 2452 static u_char font_16[256*16]; 2453 #endif 2454 2455 sc_softc_t *sc; 2456 scr_stat *scp; 2457 video_adapter_t *adp; 2458 int col; 2459 int row; 2460 int i; 2461 2462 /* one time initialization */ 2463 if (init_done == COLD) 2464 sc_get_bios_values(&bios_value); 2465 init_done = WARM; 2466 2467 /* 2468 * Allocate resources. Even if we are being called for the second 2469 * time, we must allocate them again, because they might have 2470 * disappeared... 2471 */ 2472 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2473 adp = NULL; 2474 if (sc->adapter >= 0) { 2475 vid_release(sc->adp, (void *)&sc->adapter); 2476 adp = sc->adp; 2477 sc->adp = NULL; 2478 } 2479 if (sc->keyboard >= 0) { 2480 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2481 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2482 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2483 if (sc->kbd != NULL) { 2484 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2485 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2486 } 2487 sc->kbd = NULL; 2488 } 2489 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2490 sc->adp = vid_get_adapter(sc->adapter); 2491 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2492 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2493 sckbdevent, sc); 2494 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2495 sc->kbd = kbd_get_keyboard(sc->keyboard); 2496 if (sc->kbd != NULL) { 2497 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2498 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2499 } 2500 2501 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2502 2503 sc->initial_mode = sc->adp->va_initial_mode; 2504 2505 #ifndef SC_NO_FONT_LOADING 2506 if (flags & SC_KERNEL_CONSOLE) { 2507 sc->font_8 = font_8; 2508 sc->font_14 = font_14; 2509 sc->font_16 = font_16; 2510 } else if (sc->font_8 == NULL) { 2511 /* assert(sc_malloc) */ 2512 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2513 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2514 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2515 } 2516 #endif 2517 2518 /* extract the hardware cursor location and hide the cursor for now */ 2519 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2520 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2521 2522 /* set up the first console */ 2523 sc->first_vty = unit*MAXCONS; 2524 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2525 if (flags & SC_KERNEL_CONSOLE) { 2526 sc->dev = main_devs; 2527 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2528 sc->dev[0]->si_tty = &main_tty; 2529 ttyregister(&main_tty); 2530 scp = &main_console; 2531 init_scp(sc, sc->first_vty, scp); 2532 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2533 (void *)sc_buffer, FALSE); 2534 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2535 sc_init_emulator(scp, "*"); 2536 (*scp->tsw->te_default_attr)(scp, 2537 kernel_default.std_color, 2538 kernel_default.rev_color); 2539 } else { 2540 /* assert(sc_malloc) */ 2541 sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_DEVBUF, M_WAITOK); 2542 bzero(sc->dev, sizeof(dev_t)*sc->vtys); 2543 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2544 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2545 scp = alloc_scp(sc, sc->first_vty); 2546 } 2547 SC_STAT(sc->dev[0]) = scp; 2548 sc->cur_scp = scp; 2549 2550 /* copy screen to temporary buffer */ 2551 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2552 (void *)scp->sc->adp->va_window, FALSE); 2553 if (ISTEXTSC(scp)) 2554 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2555 2556 /* move cursors to the initial positions */ 2557 if (col >= scp->xsize) 2558 col = 0; 2559 if (row >= scp->ysize) 2560 row = scp->ysize - 1; 2561 scp->xpos = col; 2562 scp->ypos = row; 2563 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2564 if (bios_value.cursor_end < scp->font_size) 2565 sc->cursor_base = scp->font_size - bios_value.cursor_end - 1; 2566 else 2567 sc->cursor_base = 0; 2568 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2569 sc->cursor_height = imin(i, scp->font_size); 2570 #ifndef SC_NO_SYSMOUSE 2571 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2572 #endif 2573 if (!ISGRAPHSC(scp)) { 2574 sc_set_cursor_image(scp); 2575 sc_draw_cursor_image(scp); 2576 } 2577 2578 /* save font and palette */ 2579 #ifndef SC_NO_FONT_LOADING 2580 sc->fonts_loaded = 0; 2581 if (ISFONTAVAIL(sc->adp->va_flags)) { 2582 #ifdef SC_DFLT_FONT 2583 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2584 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2585 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2586 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2587 if (scp->font_size < 14) { 2588 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2589 } else if (scp->font_size >= 16) { 2590 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2591 } else { 2592 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2593 } 2594 #else /* !SC_DFLT_FONT */ 2595 if (scp->font_size < 14) { 2596 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2597 sc->fonts_loaded = FONT_8; 2598 } else if (scp->font_size >= 16) { 2599 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2600 sc->fonts_loaded = FONT_16; 2601 } else { 2602 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2603 sc->fonts_loaded = FONT_14; 2604 } 2605 #endif /* SC_DFLT_FONT */ 2606 /* FONT KLUDGE: always use the font page #0. XXX */ 2607 sc_show_font(scp, 0); 2608 } 2609 #endif /* !SC_NO_FONT_LOADING */ 2610 2611 #ifndef SC_NO_PALETTE_LOADING 2612 save_palette(sc->adp, sc->palette); 2613 #endif 2614 2615 #if NSPLASH > 0 2616 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 2617 /* we are ready to put up the splash image! */ 2618 splash_init(sc->adp, scsplash_callback, sc); 2619 sc->flags |= SC_SPLASH_SCRN; 2620 } 2621 #endif /* NSPLASH */ 2622 } 2623 2624 /* the rest is not necessary, if we have done it once */ 2625 if (sc->flags & SC_INIT_DONE) 2626 return; 2627 2628 /* initialize mapscrn arrays to a one to one map */ 2629 for (i = 0; i < sizeof(sc->scr_map); i++) 2630 sc->scr_map[i] = sc->scr_rmap[i] = i; 2631 2632 sc->flags |= SC_INIT_DONE; 2633 } 2634 2635 #if __i386__ 2636 static void 2637 scterm(int unit, int flags) 2638 { 2639 sc_softc_t *sc; 2640 scr_stat *scp; 2641 2642 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2643 if (sc == NULL) 2644 return; /* shouldn't happen */ 2645 2646 #if NSPLASH > 0 2647 /* this console is no longer available for the splash screen */ 2648 if (sc->flags & SC_SPLASH_SCRN) { 2649 splash_term(sc->adp); 2650 sc->flags &= ~SC_SPLASH_SCRN; 2651 } 2652 #endif /* NSPLASH */ 2653 2654 #if 0 /* XXX */ 2655 /* move the hardware cursor to the upper-left corner */ 2656 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2657 #endif 2658 2659 /* release the keyboard and the video card */ 2660 if (sc->keyboard >= 0) 2661 kbd_release(sc->kbd, &sc->keyboard); 2662 if (sc->adapter >= 0) 2663 vid_release(sc->adp, &sc->adapter); 2664 2665 /* stop the terminal emulator, if any */ 2666 scp = SC_STAT(sc->dev[0]); 2667 if (scp->tsw) 2668 (*scp->tsw->te_term)(scp, &scp->ts); 2669 if (scp->ts != NULL) 2670 free(scp->ts, M_DEVBUF); 2671 2672 /* clear the structure */ 2673 if (!(flags & SC_KERNEL_CONSOLE)) { 2674 /* XXX: We need delete_dev() for this */ 2675 free(sc->dev, M_DEVBUF); 2676 #if 0 2677 /* XXX: We need a ttyunregister for this */ 2678 free(sc->tty, M_DEVBUF); 2679 #endif 2680 #ifndef SC_NO_FONT_LOADING 2681 free(sc->font_8, M_DEVBUF); 2682 free(sc->font_14, M_DEVBUF); 2683 free(sc->font_16, M_DEVBUF); 2684 #endif 2685 /* XXX vtb, history */ 2686 } 2687 bzero(sc, sizeof(*sc)); 2688 sc->keyboard = -1; 2689 sc->adapter = -1; 2690 } 2691 #endif 2692 2693 static void 2694 scshutdown(void *arg, int howto) 2695 { 2696 /* assert(sc_console != NULL) */ 2697 2698 sc_touch_scrn_saver(); 2699 if (!cold && sc_console 2700 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2701 && sc_console->smode.mode == VT_AUTO) 2702 sc_switch_scr(sc_console->sc, sc_console->index); 2703 shutdown_in_progress = TRUE; 2704 } 2705 2706 int 2707 sc_clean_up(scr_stat *scp) 2708 { 2709 #if NSPLASH > 0 2710 int error; 2711 #endif /* NSPLASH */ 2712 2713 sc_touch_scrn_saver(); 2714 #if NSPLASH > 0 2715 if ((error = wait_scrn_saver_stop(scp->sc))) 2716 return error; 2717 #endif /* NSPLASH */ 2718 scp->status |= MOUSE_HIDDEN; 2719 sc_remove_mouse_image(scp); 2720 sc_remove_cutmarking(scp); 2721 return 0; 2722 } 2723 2724 void 2725 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2726 { 2727 sc_vtb_t new; 2728 sc_vtb_t old; 2729 2730 old = scp->vtb; 2731 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2732 if (!discard && (old.vtb_flags & VTB_VALID)) { 2733 /* retain the current cursor position and buffer contants */ 2734 scp->cursor_oldpos = scp->cursor_pos; 2735 /* 2736 * This works only if the old buffer has the same size as or larger 2737 * than the new one. XXX 2738 */ 2739 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2740 scp->vtb = new; 2741 } else { 2742 scp->vtb = new; 2743 sc_vtb_destroy(&old); 2744 } 2745 2746 #ifndef SC_NO_SYSMOUSE 2747 /* move the mouse cursor at the center of the screen */ 2748 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2749 #endif 2750 } 2751 2752 static scr_stat 2753 *alloc_scp(sc_softc_t *sc, int vty) 2754 { 2755 scr_stat *scp; 2756 2757 /* assert(sc_malloc) */ 2758 2759 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2760 init_scp(sc, vty, scp); 2761 2762 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2763 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2764 sc_init_emulator(scp, "*"); 2765 2766 #ifndef SC_NO_CUTPASTE 2767 if (ISMOUSEAVAIL(sc->adp->va_flags)) 2768 sc_alloc_cut_buffer(scp, TRUE); 2769 #endif 2770 2771 #ifndef SC_NO_HISTORY 2772 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2773 #endif 2774 2775 return scp; 2776 } 2777 2778 static void 2779 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2780 { 2781 video_info_t info; 2782 2783 bzero(scp, sizeof(*scp)); 2784 2785 scp->index = vty; 2786 scp->sc = sc; 2787 scp->status = 0; 2788 scp->mode = sc->initial_mode; 2789 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2790 if (info.vi_flags & V_INFO_GRAPHICS) { 2791 scp->status |= GRAPHICS_MODE; 2792 scp->xpixel = info.vi_width; 2793 scp->ypixel = info.vi_height; 2794 scp->xsize = info.vi_width/8; 2795 scp->ysize = info.vi_height/info.vi_cheight; 2796 scp->font_size = 0; 2797 scp->font = NULL; 2798 } else { 2799 scp->xsize = info.vi_width; 2800 scp->ysize = info.vi_height; 2801 scp->xpixel = scp->xsize*8; 2802 scp->ypixel = scp->ysize*info.vi_cheight; 2803 if (info.vi_cheight < 14) { 2804 scp->font_size = 8; 2805 #ifndef SC_NO_FONT_LOADING 2806 scp->font = sc->font_8; 2807 #else 2808 scp->font = NULL; 2809 #endif 2810 } else if (info.vi_cheight >= 16) { 2811 scp->font_size = 16; 2812 #ifndef SC_NO_FONT_LOADING 2813 scp->font = sc->font_16; 2814 #else 2815 scp->font = NULL; 2816 #endif 2817 } else { 2818 scp->font_size = 14; 2819 #ifndef SC_NO_FONT_LOADING 2820 scp->font = sc->font_14; 2821 #else 2822 scp->font = NULL; 2823 #endif 2824 } 2825 } 2826 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 2827 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 2828 scp->xoff = scp->yoff = 0; 2829 scp->xpos = scp->ypos = 0; 2830 scp->start = scp->xsize * scp->ysize - 1; 2831 scp->end = 0; 2832 scp->tsw = NULL; 2833 scp->ts = NULL; 2834 scp->rndr = NULL; 2835 scp->border = BG_BLACK; 2836 scp->cursor_base = sc->cursor_base; 2837 scp->cursor_height = imin(sc->cursor_height, scp->font_size); 2838 scp->mouse_cut_start = scp->xsize*scp->ysize; 2839 scp->mouse_cut_end = -1; 2840 scp->mouse_signal = 0; 2841 scp->mouse_pid = 0; 2842 scp->mouse_proc = NULL; 2843 scp->kbd_mode = K_XLATE; 2844 scp->bell_pitch = bios_value.bell_pitch; 2845 scp->bell_duration = BELL_DURATION; 2846 scp->status |= (bios_value.shift_state & NLKED); 2847 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 2848 scp->pid = 0; 2849 scp->proc = NULL; 2850 scp->smode.mode = VT_AUTO; 2851 scp->history = NULL; 2852 scp->history_pos = 0; 2853 scp->history_size = 0; 2854 } 2855 2856 int 2857 sc_init_emulator(scr_stat *scp, char *name) 2858 { 2859 sc_term_sw_t *sw; 2860 sc_rndr_sw_t *rndr; 2861 void *p; 2862 int error; 2863 2864 if (name == NULL) /* if no name is given, use the current emulator */ 2865 sw = scp->tsw; 2866 else /* ...otherwise find the named emulator */ 2867 sw = sc_term_match(name); 2868 if (sw == NULL) 2869 return EINVAL; 2870 2871 rndr = NULL; 2872 if (strcmp(sw->te_renderer, "*") != 0) { 2873 rndr = sc_render_match(scp, sw->te_renderer, 2874 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2875 } 2876 if (rndr == NULL) { 2877 rndr = sc_render_match(scp, scp->sc->adp->va_name, 2878 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2879 if (rndr == NULL) 2880 return ENODEV; 2881 } 2882 2883 if (sw == scp->tsw) { 2884 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 2885 scp->rndr = rndr; 2886 sc_clear_screen(scp); 2887 /* assert(error == 0); */ 2888 return error; 2889 } 2890 2891 if (sc_malloc && (sw->te_size > 0)) 2892 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 2893 else 2894 p = NULL; 2895 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 2896 if (error) 2897 return error; 2898 2899 if (scp->tsw) 2900 (*scp->tsw->te_term)(scp, &scp->ts); 2901 if (scp->ts != NULL) 2902 free(scp->ts, M_DEVBUF); 2903 scp->tsw = sw; 2904 scp->ts = p; 2905 scp->rndr = rndr; 2906 2907 /* XXX */ 2908 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 2909 sc_clear_screen(scp); 2910 2911 return 0; 2912 } 2913 2914 /* 2915 * scgetc(flags) - get character from keyboard. 2916 * If flags & SCGETC_CN, then avoid harmful side effects. 2917 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 2918 * return NOKEY if there is nothing there. 2919 */ 2920 static u_int 2921 scgetc(sc_softc_t *sc, u_int flags) 2922 { 2923 scr_stat *scp; 2924 #ifndef SC_NO_HISTORY 2925 struct tty *tp; 2926 #endif 2927 u_int c; 2928 int this_scr; 2929 int f; 2930 int i; 2931 2932 if (sc->kbd == NULL) 2933 return NOKEY; 2934 2935 next_code: 2936 #if 1 2937 /* I don't like this, but... XXX */ 2938 if (flags & SCGETC_CN) 2939 sccnupdate(sc->cur_scp); 2940 #endif 2941 scp = sc->cur_scp; 2942 /* first see if there is something in the keyboard port */ 2943 for (;;) { 2944 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 2945 if (c == ERRKEY) { 2946 if (!(flags & SCGETC_CN)) 2947 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 2948 } else if (c == NOKEY) 2949 return c; 2950 else 2951 break; 2952 } 2953 2954 /* make screensaver happy */ 2955 if (!(c & RELKEY)) 2956 sc_touch_scrn_saver(); 2957 2958 if (scp->kbd_mode != K_XLATE) 2959 return KEYCHAR(c); 2960 2961 /* if scroll-lock pressed allow history browsing */ 2962 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 2963 2964 scp->status &= ~CURSOR_ENABLED; 2965 sc_remove_cursor_image(scp); 2966 2967 #ifndef SC_NO_HISTORY 2968 if (!(scp->status & BUFFER_SAVED)) { 2969 scp->status |= BUFFER_SAVED; 2970 sc_hist_save(scp); 2971 } 2972 switch (c) { 2973 /* FIXME: key codes */ 2974 case SPCLKEY | FKEY | F(49): /* home key */ 2975 sc_remove_cutmarking(scp); 2976 sc_hist_home(scp); 2977 goto next_code; 2978 2979 case SPCLKEY | FKEY | F(57): /* end key */ 2980 sc_remove_cutmarking(scp); 2981 sc_hist_end(scp); 2982 goto next_code; 2983 2984 case SPCLKEY | FKEY | F(50): /* up arrow key */ 2985 sc_remove_cutmarking(scp); 2986 if (sc_hist_up_line(scp)) 2987 if (!(flags & SCGETC_CN)) 2988 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 2989 goto next_code; 2990 2991 case SPCLKEY | FKEY | F(58): /* down arrow key */ 2992 sc_remove_cutmarking(scp); 2993 if (sc_hist_down_line(scp)) 2994 if (!(flags & SCGETC_CN)) 2995 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 2996 goto next_code; 2997 2998 case SPCLKEY | FKEY | F(51): /* page up key */ 2999 sc_remove_cutmarking(scp); 3000 for (i=0; i<scp->ysize; i++) 3001 if (sc_hist_up_line(scp)) { 3002 if (!(flags & SCGETC_CN)) 3003 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3004 break; 3005 } 3006 goto next_code; 3007 3008 case SPCLKEY | FKEY | F(59): /* page down key */ 3009 sc_remove_cutmarking(scp); 3010 for (i=0; i<scp->ysize; i++) 3011 if (sc_hist_down_line(scp)) { 3012 if (!(flags & SCGETC_CN)) 3013 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3014 break; 3015 } 3016 goto next_code; 3017 } 3018 #endif /* SC_NO_HISTORY */ 3019 } 3020 3021 /* 3022 * Process and consume special keys here. Return a plain char code 3023 * or a char code with the META flag or a function key code. 3024 */ 3025 if (c & RELKEY) { 3026 /* key released */ 3027 /* goto next_code */ 3028 } else { 3029 /* key pressed */ 3030 if (c & SPCLKEY) { 3031 c &= ~SPCLKEY; 3032 switch (KEYCHAR(c)) { 3033 /* LOCKING KEYS */ 3034 case NLK: case CLK: case ALK: 3035 break; 3036 case SLK: 3037 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3038 if (f & SLKED) { 3039 scp->status |= SLKED; 3040 } else { 3041 if (scp->status & SLKED) { 3042 scp->status &= ~SLKED; 3043 #ifndef SC_NO_HISTORY 3044 if (scp->status & BUFFER_SAVED) { 3045 if (!sc_hist_restore(scp)) 3046 sc_remove_cutmarking(scp); 3047 scp->status &= ~BUFFER_SAVED; 3048 scp->status |= CURSOR_ENABLED; 3049 sc_draw_cursor_image(scp); 3050 } 3051 tp = VIRTUAL_TTY(sc, scp->index); 3052 if (tp->t_state & TS_ISOPEN) 3053 scstart(tp); 3054 #endif 3055 } 3056 } 3057 break; 3058 3059 /* NON-LOCKING KEYS */ 3060 case NOP: 3061 case LSH: case RSH: case LCTR: case RCTR: 3062 case LALT: case RALT: case ASH: case META: 3063 break; 3064 3065 case BTAB: 3066 if (!(sc->flags & SC_SCRN_BLANKED)) 3067 return c; 3068 break; 3069 3070 case SPSC: 3071 #if NSPLASH > 0 3072 /* force activatation/deactivation of the screen saver */ 3073 if (!(sc->flags & SC_SCRN_BLANKED)) { 3074 run_scrn_saver = TRUE; 3075 sc->scrn_time_stamp -= scrn_blank_time; 3076 } 3077 if (cold) { 3078 /* 3079 * While devices are being probed, the screen saver need 3080 * to be invoked explictly. XXX 3081 */ 3082 if (sc->flags & SC_SCRN_BLANKED) { 3083 scsplash_stick(FALSE); 3084 stop_scrn_saver(sc, current_saver); 3085 } else { 3086 if (!ISGRAPHSC(scp)) { 3087 scsplash_stick(TRUE); 3088 (*current_saver)(sc, TRUE); 3089 } 3090 } 3091 } 3092 #endif /* NSPLASH */ 3093 break; 3094 3095 case RBT: 3096 #ifndef SC_DISABLE_REBOOT 3097 shutdown_nice(); 3098 #endif 3099 break; 3100 3101 #if NAPM > 0 3102 case SUSP: 3103 apm_suspend(PMST_SUSPEND); 3104 break; 3105 case STBY: 3106 apm_suspend(PMST_STANDBY); 3107 break; 3108 #else 3109 case SUSP: 3110 case STBY: 3111 break; 3112 #endif 3113 3114 case DBG: 3115 #ifndef SC_DISABLE_DDBKEY 3116 #ifdef DDB 3117 Debugger("manual escape to debugger"); 3118 #else 3119 printf("No debugger in kernel\n"); 3120 #endif 3121 #else /* SC_DISABLE_DDBKEY */ 3122 /* do nothing */ 3123 #endif /* SC_DISABLE_DDBKEY */ 3124 break; 3125 3126 case PNC: 3127 if (enable_panic_key) 3128 panic("Forced by the panic key"); 3129 break; 3130 3131 case NEXT: 3132 this_scr = scp->index; 3133 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3134 sc->first_vty + i != this_scr; 3135 i = (i + 1)%sc->vtys) { 3136 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3137 if (tp && tp->t_state & TS_ISOPEN) { 3138 sc_switch_scr(scp->sc, sc->first_vty + i); 3139 break; 3140 } 3141 } 3142 break; 3143 3144 case PREV: 3145 this_scr = scp->index; 3146 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3147 sc->first_vty + i != this_scr; 3148 i = (i + sc->vtys - 1)%sc->vtys) { 3149 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3150 if (tp && tp->t_state & TS_ISOPEN) { 3151 sc_switch_scr(scp->sc, sc->first_vty + i); 3152 break; 3153 } 3154 } 3155 break; 3156 3157 default: 3158 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3159 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3160 break; 3161 } 3162 /* assert(c & FKEY) */ 3163 if (!(sc->flags & SC_SCRN_BLANKED)) 3164 return c; 3165 break; 3166 } 3167 /* goto next_code */ 3168 } else { 3169 /* regular keys (maybe MKEY is set) */ 3170 if (!(sc->flags & SC_SCRN_BLANKED)) 3171 return c; 3172 } 3173 } 3174 3175 goto next_code; 3176 } 3177 3178 int 3179 scmmap(dev_t dev, vm_offset_t offset, int nprot) 3180 { 3181 scr_stat *scp; 3182 3183 scp = SC_STAT(dev); 3184 if (scp != scp->sc->cur_scp) 3185 return -1; 3186 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, nprot); 3187 } 3188 3189 static int 3190 save_kbd_state(scr_stat *scp) 3191 { 3192 int state; 3193 int error; 3194 3195 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3196 if (error == ENOIOCTL) 3197 error = ENODEV; 3198 if (error == 0) { 3199 scp->status &= ~LOCK_MASK; 3200 scp->status |= state; 3201 } 3202 return error; 3203 } 3204 3205 static int 3206 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3207 { 3208 int state; 3209 int error; 3210 3211 if (mask != LOCK_MASK) { 3212 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3213 if (error == ENOIOCTL) 3214 error = ENODEV; 3215 if (error) 3216 return error; 3217 state &= ~mask; 3218 state |= new_bits & mask; 3219 } else { 3220 state = new_bits & LOCK_MASK; 3221 } 3222 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3223 if (error == ENOIOCTL) 3224 error = ENODEV; 3225 return error; 3226 } 3227 3228 static int 3229 update_kbd_leds(scr_stat *scp, int which) 3230 { 3231 int error; 3232 3233 which &= LOCK_MASK; 3234 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3235 if (error == ENOIOCTL) 3236 error = ENODEV; 3237 return error; 3238 } 3239 3240 int 3241 set_mode(scr_stat *scp) 3242 { 3243 video_info_t info; 3244 3245 /* reject unsupported mode */ 3246 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3247 return 1; 3248 3249 /* if this vty is not currently showing, do nothing */ 3250 if (scp != scp->sc->cur_scp) 3251 return 0; 3252 3253 /* setup video hardware for the given mode */ 3254 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3255 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3256 (void *)scp->sc->adp->va_window, FALSE); 3257 3258 #ifndef SC_NO_FONT_LOADING 3259 /* load appropriate font */ 3260 if (!(scp->status & GRAPHICS_MODE)) { 3261 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3262 if (scp->font_size < 14) { 3263 if (scp->sc->fonts_loaded & FONT_8) 3264 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3265 } else if (scp->font_size >= 16) { 3266 if (scp->sc->fonts_loaded & FONT_16) 3267 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3268 } else { 3269 if (scp->sc->fonts_loaded & FONT_14) 3270 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3271 } 3272 /* 3273 * FONT KLUDGE: 3274 * This is an interim kludge to display correct font. 3275 * Always use the font page #0 on the video plane 2. 3276 * Somehow we cannot show the font in other font pages on 3277 * some video cards... XXX 3278 */ 3279 sc_show_font(scp, 0); 3280 } 3281 mark_all(scp); 3282 } 3283 #endif /* !SC_NO_FONT_LOADING */ 3284 3285 sc_set_border(scp, scp->border); 3286 sc_set_cursor_image(scp); 3287 3288 return 0; 3289 } 3290 3291 void 3292 sc_set_border(scr_stat *scp, int color) 3293 { 3294 ++scp->sc->videoio_in_progress; 3295 (*scp->rndr->draw_border)(scp, color); 3296 --scp->sc->videoio_in_progress; 3297 } 3298 3299 #ifndef SC_NO_FONT_LOADING 3300 void 3301 sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3302 int base, int count) 3303 { 3304 sc_softc_t *sc; 3305 3306 sc = scp->sc; 3307 sc->font_loading_in_progress = TRUE; 3308 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3309 sc->font_loading_in_progress = FALSE; 3310 } 3311 3312 void 3313 sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3314 int base, int count) 3315 { 3316 sc_softc_t *sc; 3317 3318 sc = scp->sc; 3319 sc->font_loading_in_progress = TRUE; 3320 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3321 sc->font_loading_in_progress = FALSE; 3322 } 3323 3324 void 3325 sc_show_font(scr_stat *scp, int page) 3326 { 3327 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3328 } 3329 #endif /* !SC_NO_FONT_LOADING */ 3330 3331 void 3332 sc_paste(scr_stat *scp, u_char *p, int count) 3333 { 3334 struct tty *tp; 3335 u_char *rmap; 3336 3337 if (scp->status & MOUSE_VISIBLE) { 3338 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3339 if (!(tp->t_state & TS_ISOPEN)) 3340 return; 3341 rmap = scp->sc->scr_rmap; 3342 for (; count > 0; --count) 3343 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 3344 } 3345 } 3346 3347 void 3348 sc_bell(scr_stat *scp, int pitch, int duration) 3349 { 3350 if (cold || shutdown_in_progress) 3351 return; 3352 3353 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3354 return; 3355 3356 if (scp->sc->flags & SC_VISUAL_BELL) { 3357 if (scp->sc->blink_in_progress) 3358 return; 3359 scp->sc->blink_in_progress = 3; 3360 if (scp != scp->sc->cur_scp) 3361 scp->sc->blink_in_progress += 2; 3362 blink_screen(scp->sc->cur_scp); 3363 } else { 3364 if (scp != scp->sc->cur_scp) 3365 pitch *= 2; 3366 sysbeep(pitch, duration); 3367 } 3368 } 3369 3370 static void 3371 blink_screen(void *arg) 3372 { 3373 scr_stat *scp = arg; 3374 struct tty *tp; 3375 3376 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3377 scp->sc->blink_in_progress = 0; 3378 mark_all(scp); 3379 tp = VIRTUAL_TTY(scp->sc, scp->index); 3380 if (tp->t_state & TS_ISOPEN) 3381 scstart(tp); 3382 if (scp->sc->delayed_next_scr) 3383 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3384 } 3385 else { 3386 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3387 scp->sc->blink_in_progress & 1); 3388 scp->sc->blink_in_progress--; 3389 timeout(blink_screen, scp, hz / 10); 3390 } 3391 } 3392