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 #include <sys/random.h> 51 52 #include <machine/clock.h> 53 #include <machine/console.h> 54 #include <machine/psl.h> 55 #include <machine/pc/display.h> 56 #ifdef __i386__ 57 #include <machine/apm_bios.h> 58 #include <machine/frame.h> 59 #endif 60 61 #include <dev/kbd/kbdreg.h> 62 #include <dev/fb/fbreg.h> 63 #include <dev/fb/splashreg.h> 64 #include <dev/syscons/syscons.h> 65 66 #define COLD 0 67 #define WARM 1 68 69 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 70 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 71 72 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 73 74 typedef struct default_attr { 75 int std_color; /* normal hardware color */ 76 int rev_color; /* reverse hardware color */ 77 } default_attr; 78 79 static default_attr user_default = { 80 SC_NORM_ATTR, 81 SC_NORM_REV_ATTR, 82 }; 83 84 static default_attr kernel_default = { 85 SC_KERNEL_CONS_ATTR, 86 SC_KERNEL_CONS_REV_ATTR, 87 }; 88 89 static int sc_console_unit = -1; 90 static scr_stat *sc_console; 91 static struct tty *sc_console_tty; 92 static void *kernel_console_ts; 93 94 static char init_done = COLD; 95 static char shutdown_in_progress = FALSE; 96 static char sc_malloc = FALSE; 97 98 static int saver_mode = CONS_LKM_SAVER; /* LKM/user saver */ 99 static int run_scrn_saver = FALSE; /* should run the saver? */ 100 static long scrn_blank_time = 0; /* screen saver timeout value */ 101 #if NSPLASH > 0 102 static int scrn_blanked; /* # of blanked screen */ 103 static int sticky_splash = FALSE; 104 105 static void none_saver(sc_softc_t *sc, int blank) { } 106 static void (*current_saver)(sc_softc_t *, int) = none_saver; 107 #endif 108 109 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 110 #include "font.h" 111 #endif 112 113 d_ioctl_t *sc_user_ioctl; 114 115 static bios_values_t bios_value; 116 117 static int enable_panic_key; 118 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 119 0, ""); 120 121 #define SC_CONSOLECTL 255 122 123 #define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x))->si_tty) 124 125 static int debugger; 126 127 /* prototypes */ 128 static int scvidprobe(int unit, int flags, int cons); 129 static int sckbdprobe(int unit, int flags, int cons); 130 static void scmeminit(void *arg); 131 static int scdevtounit(dev_t dev); 132 static kbd_callback_func_t sckbdevent; 133 static int scparam(struct tty *tp, struct termios *t); 134 static void scstart(struct tty *tp); 135 static void scinit(int unit, int flags); 136 #if __i386__ 137 static void scterm(int unit, int flags); 138 #endif 139 static void scshutdown(void *arg, int howto); 140 static u_int scgetc(sc_softc_t *sc, u_int flags); 141 #define SCGETC_CN 1 142 #define SCGETC_NONBLOCK 2 143 static int sccngetch(int flags); 144 static void sccnupdate(scr_stat *scp); 145 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 146 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 147 static timeout_t scrn_timer; 148 static int and_region(int *s1, int *e1, int s2, int e2); 149 static void scrn_update(scr_stat *scp, int show_cursor); 150 151 #if NSPLASH > 0 152 static int scsplash_callback(int event, void *arg); 153 static void scsplash_saver(sc_softc_t *sc, int show); 154 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 155 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 156 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 157 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 158 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 159 static int wait_scrn_saver_stop(sc_softc_t *sc); 160 #define scsplash_stick(stick) (sticky_splash = (stick)) 161 #else /* !NSPLASH */ 162 #define scsplash_stick(stick) 163 #endif /* NSPLASH */ 164 165 static int do_switch_scr(sc_softc_t *sc, int s); 166 static int vt_proc_alive(scr_stat *scp); 167 static int signal_vt_rel(scr_stat *scp); 168 static int signal_vt_acq(scr_stat *scp); 169 static void exchange_scr(sc_softc_t *sc); 170 static void update_cursor_image(scr_stat *scp); 171 static int save_kbd_state(scr_stat *scp); 172 static int update_kbd_state(scr_stat *scp, int state, int mask); 173 static int update_kbd_leds(scr_stat *scp, int which); 174 static timeout_t blink_screen; 175 176 #define CDEV_MAJOR 12 177 178 static cn_probe_t sccnprobe; 179 static cn_init_t sccninit; 180 static cn_getc_t sccngetc; 181 static cn_checkc_t sccncheckc; 182 static cn_putc_t sccnputc; 183 static cn_dbctl_t sccndbctl; 184 static cn_term_t sccnterm; 185 186 #if __alpha__ 187 void sccnattach(void); 188 #endif 189 190 CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 191 sccndbctl); 192 193 static d_open_t scopen; 194 static d_close_t scclose; 195 static d_read_t scread; 196 static d_ioctl_t scioctl; 197 static d_mmap_t scmmap; 198 199 static struct cdevsw sc_cdevsw = { 200 /* open */ scopen, 201 /* close */ scclose, 202 /* read */ scread, 203 /* write */ ttywrite, 204 /* ioctl */ scioctl, 205 /* poll */ ttypoll, 206 /* mmap */ scmmap, 207 /* strategy */ nostrategy, 208 /* name */ "sc", 209 /* maj */ CDEV_MAJOR, 210 /* dump */ nodump, 211 /* psize */ nopsize, 212 /* flags */ D_TTY, 213 /* bmaj */ -1 214 }; 215 216 int 217 sc_probe_unit(int unit, int flags) 218 { 219 if (!scvidprobe(unit, flags, FALSE)) { 220 if (bootverbose) 221 printf("sc%d: no video adapter is found.\n", unit); 222 return ENXIO; 223 } 224 225 /* syscons will be attached even when there is no keyboard */ 226 sckbdprobe(unit, flags, FALSE); 227 228 return 0; 229 } 230 231 /* probe video adapters, return TRUE if found */ 232 static int 233 scvidprobe(int unit, int flags, int cons) 234 { 235 /* 236 * Access the video adapter driver through the back door! 237 * Video adapter drivers need to be configured before syscons. 238 * However, when syscons is being probed as the low-level console, 239 * they have not been initialized yet. We force them to initialize 240 * themselves here. XXX 241 */ 242 vid_configure(cons ? VIO_PROBE_ONLY : 0); 243 244 return (vid_find_adapter("*", unit) >= 0); 245 } 246 247 /* probe the keyboard, return TRUE if found */ 248 static int 249 sckbdprobe(int unit, int flags, int cons) 250 { 251 /* access the keyboard driver through the backdoor! */ 252 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 253 254 return (kbd_find_keyboard("*", unit) >= 0); 255 } 256 257 static char 258 *adapter_name(video_adapter_t *adp) 259 { 260 static struct { 261 int type; 262 char *name[2]; 263 } names[] = { 264 { KD_MONO, { "MDA", "MDA" } }, 265 { KD_HERCULES, { "Hercules", "Hercules" } }, 266 { KD_CGA, { "CGA", "CGA" } }, 267 { KD_EGA, { "EGA", "EGA (mono)" } }, 268 { KD_VGA, { "VGA", "VGA (mono)" } }, 269 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 270 { KD_TGA, { "TGA", "TGA" } }, 271 { -1, { "Unknown", "Unknown" } }, 272 }; 273 int i; 274 275 for (i = 0; names[i].type != -1; ++i) 276 if (names[i].type == adp->va_type) 277 break; 278 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 279 } 280 281 int 282 sc_attach_unit(int unit, int flags) 283 { 284 sc_softc_t *sc; 285 scr_stat *scp; 286 #ifdef SC_PIXEL_MODE 287 video_info_t info; 288 #endif 289 int vc; 290 dev_t dev; 291 292 flags &= ~SC_KERNEL_CONSOLE; 293 294 if (sc_console_unit == unit) { 295 /* 296 * If this unit is being used as the system console, we need to 297 * adjust some variables and buffers before and after scinit(). 298 */ 299 /* assert(sc_console != NULL) */ 300 flags |= SC_KERNEL_CONSOLE; 301 scmeminit(NULL); 302 303 scinit(unit, flags); 304 305 if (sc_console->tsw->te_size > 0) { 306 /* assert(sc_console->ts != NULL); */ 307 kernel_console_ts = sc_console->ts; 308 sc_console->ts = malloc(sc_console->tsw->te_size, 309 M_DEVBUF, M_WAITOK); 310 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 311 (*sc_console->tsw->te_default_attr)(sc_console, 312 user_default.std_color, 313 user_default.rev_color); 314 } 315 } else { 316 scinit(unit, flags); 317 } 318 319 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 320 sc->config = flags; 321 scp = SC_STAT(sc->dev[0]); 322 if (sc_console == NULL) /* sc_console_unit < 0 */ 323 sc_console = scp; 324 325 #ifdef SC_PIXEL_MODE 326 if ((sc->config & SC_VESA800X600) 327 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 328 #if NSPLASH > 0 329 if (sc->flags & SC_SPLASH_SCRN) 330 splash_term(sc->adp); 331 #endif 332 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 333 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 334 sc->initial_mode = M_VESA_800x600; 335 #if NSPLASH > 0 336 /* put up the splash again! */ 337 if (sc->flags & SC_SPLASH_SCRN) 338 splash_init(sc->adp, scsplash_callback, sc); 339 #endif 340 } 341 #endif /* SC_PIXEL_MODE */ 342 343 /* initialize cursor */ 344 if (!ISGRAPHSC(scp)) 345 update_cursor_image(scp); 346 347 /* get screen update going */ 348 scrn_timer(sc); 349 350 /* set up the keyboard */ 351 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 352 update_kbd_state(scp, scp->status, LOCK_MASK); 353 354 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 355 unit, adapter_name(sc->adp), sc->vtys, sc->config); 356 if (bootverbose) { 357 printf("sc%d:", unit); 358 if (sc->adapter >= 0) 359 printf(" fb%d", sc->adapter); 360 if (sc->keyboard >= 0) 361 printf(", kbd%d", sc->keyboard); 362 if (scp->tsw) 363 printf(", terminal emulator: %s (%s)", 364 scp->tsw->te_name, scp->tsw->te_desc); 365 printf("\n"); 366 } 367 368 /* register a shutdown callback for the kernel console */ 369 if (sc_console_unit == unit) 370 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 371 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 372 373 for (vc = 0; vc < sc->vtys; vc++) { 374 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 375 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 376 sc->dev[vc] = dev; 377 /* 378 * The first vty already has struct tty and scr_stat initialized 379 * in scinit(). The other vtys will have these structs when 380 * first opened. 381 */ 382 } 383 384 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 385 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 386 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 387 SC_STAT(dev) = sc_console; 388 389 return 0; 390 } 391 392 static void 393 scmeminit(void *arg) 394 { 395 if (sc_malloc) 396 return; 397 sc_malloc = TRUE; 398 399 /* 400 * As soon as malloc() becomes functional, we had better allocate 401 * various buffers for the kernel console. 402 */ 403 404 if (sc_console_unit < 0) /* sc_console == NULL */ 405 return; 406 407 /* copy the temporary buffer to the final buffer */ 408 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 409 410 #ifndef SC_NO_CUTPASTE 411 /* cut buffer is available only when the mouse pointer is used */ 412 if (ISMOUSEAVAIL(sc_console->sc->adp->va_flags)) 413 sc_alloc_cut_buffer(sc_console, FALSE); 414 #endif 415 416 #ifndef SC_NO_HISTORY 417 /* initialize history buffer & pointers */ 418 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 419 #endif 420 } 421 422 /* XXX */ 423 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 424 425 int 426 sc_resume_unit(int unit) 427 { 428 /* XXX should be moved to the keyboard driver? */ 429 sc_softc_t *sc; 430 431 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 432 if (sc->kbd != NULL) 433 kbd_clear_state(sc->kbd); 434 return 0; 435 } 436 437 static int 438 scdevtounit(dev_t dev) 439 { 440 int vty = SC_VTY(dev); 441 442 if (vty == SC_CONSOLECTL) 443 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 444 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 445 return -1; 446 else 447 return vty/MAXCONS; 448 } 449 450 int 451 scopen(dev_t dev, int flag, int mode, struct proc *p) 452 { 453 int unit = scdevtounit(dev); 454 sc_softc_t *sc; 455 struct tty *tp; 456 scr_stat *scp; 457 keyarg_t key; 458 int error; 459 460 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 461 major(dev), minor(dev), unit, SC_VTY(dev))); 462 463 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 464 if (sc == NULL) 465 return ENXIO; 466 467 tp = dev->si_tty = ttymalloc(dev->si_tty); 468 tp->t_oproc = scstart; 469 tp->t_param = scparam; 470 tp->t_stop = nottystop; 471 tp->t_dev = dev; 472 if (!(tp->t_state & TS_ISOPEN)) { 473 ttychars(tp); 474 /* Use the current setting of the <-- key as default VERASE. */ 475 /* If the Delete key is preferable, an stty is necessary */ 476 if (sc != NULL) { 477 key.keynum = KEYCODE_BS; 478 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 479 tp->t_cc[VERASE] = key.key.map[0]; 480 } 481 tp->t_iflag = TTYDEF_IFLAG; 482 tp->t_oflag = TTYDEF_OFLAG; 483 tp->t_cflag = TTYDEF_CFLAG; 484 tp->t_lflag = TTYDEF_LFLAG; 485 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 486 scparam(tp, &tp->t_termios); 487 (*linesw[tp->t_line].l_modem)(tp, 1); 488 } 489 else 490 if (tp->t_state & TS_XCLUDE && suser(p)) 491 return(EBUSY); 492 493 error = (*linesw[tp->t_line].l_open)(dev, tp); 494 495 scp = SC_STAT(dev); 496 if (scp == NULL) { 497 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 498 if (ISGRAPHSC(scp)) 499 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 500 } 501 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 502 tp->t_winsize.ws_col = scp->xsize; 503 tp->t_winsize.ws_row = scp->ysize; 504 } 505 506 return error; 507 } 508 509 int 510 scclose(dev_t dev, int flag, int mode, struct proc *p) 511 { 512 struct tty *tp = dev->si_tty; 513 scr_stat *scp; 514 int s; 515 516 if (SC_VTY(dev) != SC_CONSOLECTL) { 517 scp = SC_STAT(tp->t_dev); 518 /* were we in the middle of the VT switching process? */ 519 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 520 s = spltty(); 521 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 522 cons_unavail = FALSE; 523 if (scp->status & SWITCH_WAIT_REL) { 524 /* assert(scp == scp->sc->cur_scp) */ 525 DPRINTF(5, ("reset WAIT_REL, ")); 526 scp->status &= ~SWITCH_WAIT_REL; 527 do_switch_scr(scp->sc, s); 528 } 529 if (scp->status & SWITCH_WAIT_ACQ) { 530 /* assert(scp == scp->sc->cur_scp) */ 531 DPRINTF(5, ("reset WAIT_ACQ, ")); 532 scp->status &= ~SWITCH_WAIT_ACQ; 533 scp->sc->switch_in_progress = 0; 534 } 535 #if not_yet_done 536 if (scp == &main_console) { 537 scp->pid = 0; 538 scp->proc = NULL; 539 scp->smode.mode = VT_AUTO; 540 } 541 else { 542 sc_vtb_destroy(&scp->vtb); 543 sc_vtb_destroy(&scp->scr); 544 sc_free_history_buffer(scp, scp->ysize); 545 SC_STAT(dev) = NULL; 546 free(scp, M_DEVBUF); 547 } 548 #else 549 scp->pid = 0; 550 scp->proc = NULL; 551 scp->smode.mode = VT_AUTO; 552 #endif 553 scp->kbd_mode = K_XLATE; 554 if (scp == scp->sc->cur_scp) 555 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 556 DPRINTF(5, ("done.\n")); 557 } 558 spltty(); 559 (*linesw[tp->t_line].l_close)(tp, flag); 560 ttyclose(tp); 561 spl0(); 562 return(0); 563 } 564 565 int 566 scread(dev_t dev, struct uio *uio, int flag) 567 { 568 sc_touch_scrn_saver(); 569 return ttyread(dev, uio, flag); 570 } 571 572 static int 573 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 574 { 575 sc_softc_t *sc; 576 struct tty *cur_tty; 577 int c; 578 size_t len; 579 u_char *cp; 580 581 sc = (sc_softc_t *)arg; 582 /* assert(thiskbd == sc->kbd) */ 583 584 switch (event) { 585 case KBDIO_KEYINPUT: 586 break; 587 case KBDIO_UNLOADING: 588 sc->kbd = NULL; 589 sc->keyboard = -1; 590 kbd_release(thiskbd, (void *)&sc->keyboard); 591 return 0; 592 default: 593 return EINVAL; 594 } 595 596 /* 597 * Loop while there is still input to get from the keyboard. 598 * I don't think this is nessesary, and it doesn't fix 599 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 600 */ 601 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 602 603 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 604 /* XXX */ 605 if (!(cur_tty->t_state & TS_ISOPEN)) 606 if (((cur_tty = sc_console_tty) == NULL) 607 || !(cur_tty->t_state & TS_ISOPEN)) 608 continue; 609 610 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 611 continue; 612 613 switch (KEYFLAGS(c)) { 614 case 0x0000: /* normal key */ 615 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 616 break; 617 case FKEY: /* function key, return string */ 618 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 619 if (cp != NULL) { 620 while (len-- > 0) 621 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 622 } 623 break; 624 case MKEY: /* meta is active, prepend ESC */ 625 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 626 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 627 break; 628 case BKEY: /* backtab fixed sequence (esc [ Z) */ 629 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 630 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 631 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 632 break; 633 } 634 } 635 636 sc->cur_scp->status |= MOUSE_HIDDEN; 637 638 return 0; 639 } 640 641 static int 642 scparam(struct tty *tp, struct termios *t) 643 { 644 tp->t_ispeed = t->c_ispeed; 645 tp->t_ospeed = t->c_ospeed; 646 tp->t_cflag = t->c_cflag; 647 return 0; 648 } 649 650 int 651 scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p) 652 { 653 int error; 654 int i; 655 struct tty *tp; 656 sc_softc_t *sc; 657 scr_stat *scp; 658 int s; 659 660 tp = dev->si_tty; 661 662 /* If there is a user_ioctl function call that first */ 663 if (sc_user_ioctl) { 664 error = (*sc_user_ioctl)(dev, cmd, data, flag, p); 665 if (error != ENOIOCTL) 666 return error; 667 } 668 669 error = sc_vid_ioctl(tp, cmd, data, flag, p); 670 if (error != ENOIOCTL) 671 return error; 672 673 #ifndef SC_NO_HISTORY 674 error = sc_hist_ioctl(tp, cmd, data, flag, p); 675 if (error != ENOIOCTL) 676 return error; 677 #endif 678 679 #ifndef SC_NO_SYSMOUSE 680 error = sc_mouse_ioctl(tp, cmd, data, flag, p); 681 if (error != ENOIOCTL) 682 return error; 683 #endif 684 685 scp = SC_STAT(tp->t_dev); 686 /* assert(scp != NULL) */ 687 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 688 sc = scp->sc; 689 690 if (scp->tsw) { 691 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, p); 692 if (error != ENOIOCTL) 693 return error; 694 } 695 696 switch (cmd) { /* process console hardware related ioctl's */ 697 698 case GIO_ATTR: /* get current attributes */ 699 /* this ioctl is not processed here, but in the terminal emulator */ 700 return ENOTTY; 701 702 case GIO_COLOR: /* is this a color console ? */ 703 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 704 return 0; 705 706 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 707 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 708 return EINVAL; 709 s = spltty(); 710 scrn_blank_time = *(int *)data; 711 run_scrn_saver = (scrn_blank_time != 0); 712 splx(s); 713 return 0; 714 715 case CONS_CURSORTYPE: /* set cursor type blink/noblink */ 716 s = spltty(); 717 if (!ISGRAPHSC(sc->cur_scp)) 718 sc_remove_cursor_image(sc->cur_scp); 719 if ((*(int*)data) & 0x01) 720 sc->flags |= SC_BLINK_CURSOR; 721 else 722 sc->flags &= ~SC_BLINK_CURSOR; 723 if ((*(int*)data) & 0x02) { 724 sc->flags |= SC_CHAR_CURSOR; 725 } else 726 sc->flags &= ~SC_CHAR_CURSOR; 727 /* 728 * The cursor shape is global property; all virtual consoles 729 * are affected. Update the cursor in the current console... 730 */ 731 if (!ISGRAPHSC(sc->cur_scp)) { 732 sc_set_cursor_image(sc->cur_scp); 733 sc_draw_cursor_image(sc->cur_scp); 734 } 735 splx(s); 736 return 0; 737 738 case CONS_BELLTYPE: /* set bell type sound/visual */ 739 if ((*(int *)data) & 0x01) 740 sc->flags |= SC_VISUAL_BELL; 741 else 742 sc->flags &= ~SC_VISUAL_BELL; 743 if ((*(int *)data) & 0x02) 744 sc->flags |= SC_QUIET_BELL; 745 else 746 sc->flags &= ~SC_QUIET_BELL; 747 return 0; 748 749 case CONS_GETINFO: /* get current (virtual) console info */ 750 { 751 vid_info_t *ptr = (vid_info_t*)data; 752 if (ptr->size == sizeof(struct vid_info)) { 753 ptr->m_num = sc->cur_scp->index; 754 ptr->mv_col = scp->xpos; 755 ptr->mv_row = scp->ypos; 756 ptr->mv_csz = scp->xsize; 757 ptr->mv_rsz = scp->ysize; 758 /* 759 * The following fields are filled by the terminal emulator. XXX 760 * 761 * ptr->mv_norm.fore 762 * ptr->mv_norm.back 763 * ptr->mv_rev.fore 764 * ptr->mv_rev.back 765 */ 766 ptr->mv_grfc.fore = 0; /* not supported */ 767 ptr->mv_grfc.back = 0; /* not supported */ 768 ptr->mv_ovscan = scp->border; 769 if (scp == sc->cur_scp) 770 save_kbd_state(scp); 771 ptr->mk_keylock = scp->status & LOCK_MASK; 772 return 0; 773 } 774 return EINVAL; 775 } 776 777 case CONS_GETVERS: /* get version number */ 778 *(int*)data = 0x200; /* version 2.0 */ 779 return 0; 780 781 case CONS_IDLE: /* see if the screen has been idle */ 782 /* 783 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 784 * the user process may have been writing something on the 785 * screen and syscons is not aware of it. Declare the screen 786 * is NOT idle if it is in one of these modes. But there is 787 * an exception to it; if a screen saver is running in the 788 * graphics mode in the current screen, we should say that the 789 * screen has been idle. 790 */ 791 *(int *)data = (sc->flags & SC_SCRN_IDLE) 792 && (!ISGRAPHSC(sc->cur_scp) 793 || (sc->cur_scp->status & SAVER_RUNNING)); 794 return 0; 795 796 case CONS_SAVERMODE: /* set saver mode */ 797 switch(*(int *)data) { 798 case CONS_USR_SAVER: 799 /* if a LKM screen saver is running, stop it first. */ 800 scsplash_stick(FALSE); 801 saver_mode = *(int *)data; 802 s = spltty(); 803 #if NSPLASH > 0 804 if ((error = wait_scrn_saver_stop(NULL))) { 805 splx(s); 806 return error; 807 } 808 #endif /* NSPLASH */ 809 run_scrn_saver = TRUE; 810 scp->status |= SAVER_RUNNING; 811 scsplash_stick(TRUE); 812 splx(s); 813 break; 814 case CONS_LKM_SAVER: 815 s = spltty(); 816 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 817 scp->status &= ~SAVER_RUNNING; 818 saver_mode = *(int *)data; 819 splx(s); 820 break; 821 default: 822 return EINVAL; 823 } 824 return 0; 825 826 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 827 /* 828 * Note that this ioctl does not guarantee the screen saver 829 * actually starts or stops. It merely attempts to do so... 830 */ 831 s = spltty(); 832 run_scrn_saver = (*(int *)data != 0); 833 if (run_scrn_saver) 834 sc->scrn_time_stamp -= scrn_blank_time; 835 splx(s); 836 return 0; 837 838 case VT_SETMODE: /* set screen switcher mode */ 839 { 840 struct vt_mode *mode; 841 842 mode = (struct vt_mode *)data; 843 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 844 if (scp->smode.mode == VT_PROCESS) { 845 if (scp->proc == pfind(scp->pid) && scp->proc != p) { 846 DPRINTF(5, ("error EPERM\n")); 847 return EPERM; 848 } 849 } 850 s = spltty(); 851 if (mode->mode == VT_AUTO) { 852 scp->smode.mode = VT_AUTO; 853 scp->proc = NULL; 854 scp->pid = 0; 855 DPRINTF(5, ("VT_AUTO, ")); 856 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 857 cons_unavail = FALSE; 858 /* were we in the middle of the vty switching process? */ 859 if (scp->status & SWITCH_WAIT_REL) { 860 /* assert(scp == scp->sc->cur_scp) */ 861 DPRINTF(5, ("reset WAIT_REL, ")); 862 scp->status &= ~SWITCH_WAIT_REL; 863 s = do_switch_scr(sc, s); 864 } 865 if (scp->status & SWITCH_WAIT_ACQ) { 866 /* assert(scp == scp->sc->cur_scp) */ 867 DPRINTF(5, ("reset WAIT_ACQ, ")); 868 scp->status &= ~SWITCH_WAIT_ACQ; 869 sc->switch_in_progress = 0; 870 } 871 } else { 872 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 873 || !ISSIGVALID(mode->frsig)) { 874 splx(s); 875 DPRINTF(5, ("error EINVAL\n")); 876 return EINVAL; 877 } 878 DPRINTF(5, ("VT_PROCESS %d, ", p->p_pid)); 879 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 880 scp->proc = p; 881 scp->pid = scp->proc->p_pid; 882 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 883 cons_unavail = TRUE; 884 } 885 splx(s); 886 DPRINTF(5, ("\n")); 887 return 0; 888 } 889 890 case VT_GETMODE: /* get screen switcher mode */ 891 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 892 return 0; 893 894 case VT_RELDISP: /* screen switcher ioctl */ 895 s = spltty(); 896 /* 897 * This must be the current vty which is in the VT_PROCESS 898 * switching mode... 899 */ 900 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 901 splx(s); 902 return EINVAL; 903 } 904 /* ...and this process is controlling it. */ 905 if (scp->proc != p) { 906 splx(s); 907 return EPERM; 908 } 909 error = EINVAL; 910 switch(*(int *)data) { 911 case VT_FALSE: /* user refuses to release screen, abort */ 912 if ((scp == sc->old_scp) && (scp->status & SWITCH_WAIT_REL)) { 913 sc->old_scp->status &= ~SWITCH_WAIT_REL; 914 sc->switch_in_progress = 0; 915 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 916 error = 0; 917 } 918 break; 919 920 case VT_TRUE: /* user has released screen, go on */ 921 if ((scp == sc->old_scp) && (scp->status & SWITCH_WAIT_REL)) { 922 scp->status &= ~SWITCH_WAIT_REL; 923 s = do_switch_scr(sc, s); 924 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 925 error = 0; 926 } 927 break; 928 929 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 930 if ((scp == sc->new_scp) && (scp->status & SWITCH_WAIT_ACQ)) { 931 scp->status &= ~SWITCH_WAIT_ACQ; 932 sc->switch_in_progress = 0; 933 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 934 error = 0; 935 } 936 break; 937 938 default: 939 break; 940 } 941 splx(s); 942 return error; 943 944 case VT_OPENQRY: /* return free virtual console */ 945 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 946 tp = VIRTUAL_TTY(sc, i); 947 if ((tp == NULL) || !(tp->t_state & TS_ISOPEN)) { 948 *(int *)data = i + 1; 949 return 0; 950 } 951 } 952 return EINVAL; 953 954 case VT_ACTIVATE: /* switch to screen *data */ 955 s = spltty(); 956 sc_clean_up(sc->cur_scp); 957 splx(s); 958 return sc_switch_scr(sc, *(int *)data - 1); 959 960 case VT_WAITACTIVE: /* wait for switch to occur */ 961 if ((*(int *)data >= sc->first_vty + sc->vtys) 962 || (*(int *)data < sc->first_vty)) 963 return EINVAL; 964 s = spltty(); 965 error = sc_clean_up(sc->cur_scp); 966 splx(s); 967 if (error) 968 return error; 969 if (*(int *)data != 0) 970 scp = SC_STAT(SC_DEV(sc, *(int *)data - 1)); 971 if (scp == scp->sc->cur_scp) 972 return 0; 973 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, 974 "waitvt", 0)) == ERESTART) ; 975 return error; 976 977 case VT_GETACTIVE: /* get active vty # */ 978 *(int *)data = sc->cur_scp->index + 1; 979 return 0; 980 981 case VT_GETINDEX: /* get this vty # */ 982 *(int *)data = scp->index + 1; 983 return 0; 984 985 case KDENABIO: /* allow io operations */ 986 error = suser(p); 987 if (error != 0) 988 return error; 989 if (securelevel > 0) 990 return EPERM; 991 #ifdef __i386__ 992 p->p_md.md_regs->tf_eflags |= PSL_IOPL; 993 #endif 994 return 0; 995 996 case KDDISABIO: /* disallow io operations (default) */ 997 #ifdef __i386__ 998 p->p_md.md_regs->tf_eflags &= ~PSL_IOPL; 999 #endif 1000 return 0; 1001 1002 case KDSKBSTATE: /* set keyboard state (locks) */ 1003 if (*(int *)data & ~LOCK_MASK) 1004 return EINVAL; 1005 scp->status &= ~LOCK_MASK; 1006 scp->status |= *(int *)data; 1007 if (scp == sc->cur_scp) 1008 update_kbd_state(scp, scp->status, LOCK_MASK); 1009 return 0; 1010 1011 case KDGKBSTATE: /* get keyboard state (locks) */ 1012 if (scp == sc->cur_scp) 1013 save_kbd_state(scp); 1014 *(int *)data = scp->status & LOCK_MASK; 1015 return 0; 1016 1017 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1018 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1019 error = kbd_ioctl(sc->kbd, cmd, data); 1020 if (error == ENOIOCTL) 1021 error = ENODEV; 1022 return error; 1023 1024 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1025 if (*(int *)data & ~0x7f) 1026 return EINVAL; 1027 error = kbd_ioctl(sc->kbd, cmd, data); 1028 if (error == ENOIOCTL) 1029 error = ENODEV; 1030 return error; 1031 1032 case KDSKBMODE: /* set keyboard mode */ 1033 switch (*(int *)data) { 1034 case K_XLATE: /* switch to XLT ascii mode */ 1035 case K_RAW: /* switch to RAW scancode mode */ 1036 case K_CODE: /* switch to CODE mode */ 1037 scp->kbd_mode = *(int *)data; 1038 if (scp == sc->cur_scp) 1039 kbd_ioctl(sc->kbd, cmd, data); 1040 return 0; 1041 default: 1042 return EINVAL; 1043 } 1044 /* NOT REACHED */ 1045 1046 case KDGKBMODE: /* get keyboard mode */ 1047 *(int *)data = scp->kbd_mode; 1048 return 0; 1049 1050 case KDGKBINFO: 1051 error = kbd_ioctl(sc->kbd, cmd, data); 1052 if (error == ENOIOCTL) 1053 error = ENODEV; 1054 return error; 1055 1056 case KDMKTONE: /* sound the bell */ 1057 if (*(int*)data) 1058 sc_bell(scp, (*(int*)data)&0xffff, 1059 (((*(int*)data)>>16)&0xffff)*hz/1000); 1060 else 1061 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1062 return 0; 1063 1064 case KIOCSOUND: /* make tone (*data) hz */ 1065 if (scp == sc->cur_scp) { 1066 if (*(int *)data) 1067 return sc_tone(*(int *)data); 1068 else 1069 return sc_tone(0); 1070 } 1071 return 0; 1072 1073 case KDGKBTYPE: /* get keyboard type */ 1074 error = kbd_ioctl(sc->kbd, cmd, data); 1075 if (error == ENOIOCTL) { 1076 /* always return something? XXX */ 1077 *(int *)data = 0; 1078 } 1079 return 0; 1080 1081 case KDSETLED: /* set keyboard LED status */ 1082 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1083 return EINVAL; 1084 scp->status &= ~LED_MASK; 1085 scp->status |= *(int *)data; 1086 if (scp == sc->cur_scp) 1087 update_kbd_leds(scp, scp->status); 1088 return 0; 1089 1090 case KDGETLED: /* get keyboard LED status */ 1091 if (scp == sc->cur_scp) 1092 save_kbd_state(scp); 1093 *(int *)data = scp->status & LED_MASK; 1094 return 0; 1095 1096 case CONS_SETKBD: /* set the new keyboard */ 1097 { 1098 keyboard_t *newkbd; 1099 1100 s = spltty(); 1101 newkbd = kbd_get_keyboard(*(int *)data); 1102 if (newkbd == NULL) { 1103 splx(s); 1104 return EINVAL; 1105 } 1106 error = 0; 1107 if (sc->kbd != newkbd) { 1108 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1109 (void *)&sc->keyboard, sckbdevent, sc); 1110 /* i == newkbd->kb_index */ 1111 if (i >= 0) { 1112 if (sc->kbd != NULL) { 1113 save_kbd_state(sc->cur_scp); 1114 kbd_release(sc->kbd, (void *)&sc->keyboard); 1115 } 1116 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1117 sc->keyboard = i; 1118 kbd_ioctl(sc->kbd, KDSKBMODE, 1119 (caddr_t)&sc->cur_scp->kbd_mode); 1120 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1121 LOCK_MASK); 1122 } else { 1123 error = EPERM; /* XXX */ 1124 } 1125 } 1126 splx(s); 1127 return error; 1128 } 1129 1130 case CONS_RELKBD: /* release the current keyboard */ 1131 s = spltty(); 1132 error = 0; 1133 if (sc->kbd != NULL) { 1134 save_kbd_state(sc->cur_scp); 1135 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1136 if (error == 0) { 1137 sc->kbd = NULL; 1138 sc->keyboard = -1; 1139 } 1140 } 1141 splx(s); 1142 return error; 1143 1144 case CONS_GETTERM: /* get the current terminal emulator info */ 1145 { 1146 sc_term_sw_t *sw; 1147 1148 if (((term_info_t *)data)->ti_index == 0) { 1149 sw = scp->tsw; 1150 } else { 1151 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1152 } 1153 if (sw != NULL) { 1154 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1155 sizeof(((term_info_t *)data)->ti_name)); 1156 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1157 sizeof(((term_info_t *)data)->ti_desc)); 1158 ((term_info_t *)data)->ti_flags = 0; 1159 return 0; 1160 } else { 1161 ((term_info_t *)data)->ti_name[0] = '\0'; 1162 ((term_info_t *)data)->ti_desc[0] = '\0'; 1163 ((term_info_t *)data)->ti_flags = 0; 1164 return EINVAL; 1165 } 1166 } 1167 1168 case CONS_SETTERM: /* set the current terminal emulator */ 1169 s = spltty(); 1170 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1171 /* FIXME: what if scp == sc_console! XXX */ 1172 splx(s); 1173 return error; 1174 1175 case GIO_SCRNMAP: /* get output translation table */ 1176 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1177 return 0; 1178 1179 case PIO_SCRNMAP: /* set output translation table */ 1180 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1181 for (i=0; i<sizeof(sc->scr_map); i++) { 1182 sc->scr_rmap[sc->scr_map[i]] = i; 1183 } 1184 return 0; 1185 1186 case GIO_KEYMAP: /* get keyboard translation table */ 1187 case PIO_KEYMAP: /* set keyboard translation table */ 1188 case GIO_DEADKEYMAP: /* get accent key translation table */ 1189 case PIO_DEADKEYMAP: /* set accent key translation table */ 1190 case GETFKEY: /* get function key string */ 1191 case SETFKEY: /* set function key string */ 1192 error = kbd_ioctl(sc->kbd, cmd, data); 1193 if (error == ENOIOCTL) 1194 error = ENODEV; 1195 return error; 1196 1197 #ifndef SC_NO_FONT_LOADING 1198 1199 case PIO_FONT8x8: /* set 8x8 dot font */ 1200 if (!ISFONTAVAIL(sc->adp->va_flags)) 1201 return ENXIO; 1202 bcopy(data, sc->font_8, 8*256); 1203 sc->fonts_loaded |= FONT_8; 1204 /* 1205 * FONT KLUDGE 1206 * Always use the font page #0. XXX 1207 * Don't load if the current font size is not 8x8. 1208 */ 1209 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1210 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1211 return 0; 1212 1213 case GIO_FONT8x8: /* get 8x8 dot font */ 1214 if (!ISFONTAVAIL(sc->adp->va_flags)) 1215 return ENXIO; 1216 if (sc->fonts_loaded & FONT_8) { 1217 bcopy(sc->font_8, data, 8*256); 1218 return 0; 1219 } 1220 else 1221 return ENXIO; 1222 1223 case PIO_FONT8x14: /* set 8x14 dot font */ 1224 if (!ISFONTAVAIL(sc->adp->va_flags)) 1225 return ENXIO; 1226 bcopy(data, sc->font_14, 14*256); 1227 sc->fonts_loaded |= FONT_14; 1228 /* 1229 * FONT KLUDGE 1230 * Always use the font page #0. XXX 1231 * Don't load if the current font size is not 8x14. 1232 */ 1233 if (ISTEXTSC(sc->cur_scp) 1234 && (sc->cur_scp->font_size >= 14) 1235 && (sc->cur_scp->font_size < 16)) 1236 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1237 return 0; 1238 1239 case GIO_FONT8x14: /* get 8x14 dot font */ 1240 if (!ISFONTAVAIL(sc->adp->va_flags)) 1241 return ENXIO; 1242 if (sc->fonts_loaded & FONT_14) { 1243 bcopy(sc->font_14, data, 14*256); 1244 return 0; 1245 } 1246 else 1247 return ENXIO; 1248 1249 case PIO_FONT8x16: /* set 8x16 dot font */ 1250 if (!ISFONTAVAIL(sc->adp->va_flags)) 1251 return ENXIO; 1252 bcopy(data, sc->font_16, 16*256); 1253 sc->fonts_loaded |= FONT_16; 1254 /* 1255 * FONT KLUDGE 1256 * Always use the font page #0. XXX 1257 * Don't load if the current font size is not 8x16. 1258 */ 1259 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1260 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1261 return 0; 1262 1263 case GIO_FONT8x16: /* get 8x16 dot font */ 1264 if (!ISFONTAVAIL(sc->adp->va_flags)) 1265 return ENXIO; 1266 if (sc->fonts_loaded & FONT_16) { 1267 bcopy(sc->font_16, data, 16*256); 1268 return 0; 1269 } 1270 else 1271 return ENXIO; 1272 1273 #endif /* SC_NO_FONT_LOADING */ 1274 1275 default: 1276 break; 1277 } 1278 1279 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p); 1280 if (error != ENOIOCTL) 1281 return(error); 1282 error = ttioctl(tp, cmd, data, flag); 1283 if (error != ENOIOCTL) 1284 return(error); 1285 return(ENOTTY); 1286 } 1287 1288 static void 1289 scstart(struct tty *tp) 1290 { 1291 struct clist *rbp; 1292 int s, len; 1293 u_char buf[PCBURST]; 1294 scr_stat *scp = SC_STAT(tp->t_dev); 1295 1296 if (scp->status & SLKED || scp->sc->blink_in_progress) 1297 return; 1298 s = spltty(); 1299 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1300 tp->t_state |= TS_BUSY; 1301 rbp = &tp->t_outq; 1302 while (rbp->c_cc) { 1303 len = q_to_b(rbp, buf, PCBURST); 1304 splx(s); 1305 sc_puts(scp, buf, len); 1306 s = spltty(); 1307 } 1308 tp->t_state &= ~TS_BUSY; 1309 ttwwakeup(tp); 1310 } 1311 splx(s); 1312 } 1313 1314 static void 1315 sccnprobe(struct consdev *cp) 1316 { 1317 #if __i386__ 1318 int unit; 1319 int flags; 1320 1321 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1322 1323 /* a video card is always required */ 1324 if (!scvidprobe(unit, flags, TRUE)) 1325 cp->cn_pri = CN_DEAD; 1326 1327 /* syscons will become console even when there is no keyboard */ 1328 sckbdprobe(unit, flags, TRUE); 1329 1330 if (cp->cn_pri == CN_DEAD) 1331 return; 1332 1333 /* initialize required fields */ 1334 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLECTL); 1335 #endif /* __i386__ */ 1336 1337 #if __alpha__ 1338 /* 1339 * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() 1340 * interface to install the console. Always return CN_DEAD from 1341 * here. 1342 */ 1343 cp->cn_pri = CN_DEAD; 1344 #endif /* __alpha__ */ 1345 } 1346 1347 static void 1348 sccninit(struct consdev *cp) 1349 { 1350 #if __i386__ 1351 int unit; 1352 int flags; 1353 1354 sc_get_cons_priority(&unit, &flags); 1355 scinit(unit, flags | SC_KERNEL_CONSOLE); 1356 sc_console_unit = unit; 1357 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1358 #endif /* __i386__ */ 1359 1360 #if __alpha__ 1361 /* SHOULDN'T REACH HERE */ 1362 #endif /* __alpha__ */ 1363 } 1364 1365 static void 1366 sccnterm(struct consdev *cp) 1367 { 1368 /* we are not the kernel console any more, release everything */ 1369 1370 if (sc_console_unit < 0) 1371 return; /* shouldn't happen */ 1372 1373 #if __i386__ 1374 #if 0 /* XXX */ 1375 sc_clear_screen(sc_console); 1376 sccnupdate(sc_console); 1377 #endif 1378 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1379 sc_console_unit = -1; 1380 sc_console = NULL; 1381 #endif /* __i386__ */ 1382 1383 #if __alpha__ 1384 /* do nothing XXX */ 1385 #endif /* __alpha__ */ 1386 } 1387 1388 #ifdef __alpha__ 1389 1390 void 1391 sccnattach(void) 1392 { 1393 static struct consdev consdev; 1394 int unit; 1395 int flags; 1396 1397 bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); 1398 consdev.cn_pri = sc_get_cons_priority(&unit, &flags); 1399 1400 /* a video card is always required */ 1401 if (!scvidprobe(unit, flags, TRUE)) 1402 consdev.cn_pri = CN_DEAD; 1403 1404 /* alpha doesn't allow the console being without a keyboard... Why? */ 1405 if (!sckbdprobe(unit, flags, TRUE)) 1406 consdev.cn_pri = CN_DEAD; 1407 1408 if (consdev.cn_pri == CN_DEAD) 1409 return; 1410 1411 scinit(unit, flags | SC_KERNEL_CONSOLE); 1412 sc_console_unit = unit; 1413 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1414 consdev.cn_dev = makedev(CDEV_MAJOR, 0); 1415 cn_tab = &consdev; 1416 } 1417 1418 #endif /* __alpha__ */ 1419 1420 static void 1421 sccnputc(dev_t dev, int c) 1422 { 1423 u_char buf[1]; 1424 scr_stat *scp = sc_console; 1425 void *save; 1426 #ifndef SC_NO_HISTORY 1427 struct tty *tp; 1428 #endif /* !SC_NO_HISTORY */ 1429 int s; 1430 1431 /* assert(sc_console != NULL) */ 1432 1433 #ifndef SC_NO_HISTORY 1434 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1435 scp->status &= ~SLKED; 1436 update_kbd_state(scp, scp->status, SLKED); 1437 if (scp->status & BUFFER_SAVED) { 1438 if (!sc_hist_restore(scp)) 1439 sc_remove_cutmarking(scp); 1440 scp->status &= ~BUFFER_SAVED; 1441 scp->status |= CURSOR_ENABLED; 1442 sc_draw_cursor_image(scp); 1443 } 1444 tp = VIRTUAL_TTY(scp->sc, scp->index); 1445 if (tp->t_state & TS_ISOPEN) 1446 scstart(tp); 1447 } 1448 #endif /* !SC_NO_HISTORY */ 1449 1450 save = scp->ts; 1451 if (kernel_console_ts != NULL) 1452 scp->ts = kernel_console_ts; 1453 buf[0] = c; 1454 sc_puts(scp, buf, 1); 1455 scp->ts = save; 1456 1457 s = spltty(); /* block sckbdevent and scrn_timer */ 1458 sccnupdate(scp); 1459 splx(s); 1460 } 1461 1462 static int 1463 sccngetc(dev_t dev) 1464 { 1465 return sccngetch(0); 1466 } 1467 1468 static int 1469 sccncheckc(dev_t dev) 1470 { 1471 return sccngetch(SCGETC_NONBLOCK); 1472 } 1473 1474 static void 1475 sccndbctl(dev_t dev, int on) 1476 { 1477 /* assert(sc_console_unit >= 0) */ 1478 /* try to switch to the kernel console screen */ 1479 if (on && debugger == 0) { 1480 /* 1481 * TRY to make sure the screen saver is stopped, 1482 * and the screen is updated before switching to 1483 * the vty0. 1484 */ 1485 scrn_timer(NULL); 1486 if (!cold 1487 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1488 && sc_console->smode.mode == VT_AUTO) { 1489 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1490 sc_switch_scr(sc_console->sc, sc_console->index); 1491 } 1492 } 1493 if (on) 1494 ++debugger; 1495 else 1496 --debugger; 1497 } 1498 1499 static int 1500 sccngetch(int flags) 1501 { 1502 static struct fkeytab fkey; 1503 static int fkeycp; 1504 scr_stat *scp; 1505 u_char *p; 1506 int cur_mode; 1507 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1508 int c; 1509 1510 /* assert(sc_console != NULL) */ 1511 1512 /* 1513 * Stop the screen saver and update the screen if necessary. 1514 * What if we have been running in the screen saver code... XXX 1515 */ 1516 sc_touch_scrn_saver(); 1517 scp = sc_console->sc->cur_scp; /* XXX */ 1518 sccnupdate(scp); 1519 1520 if (fkeycp < fkey.len) { 1521 splx(s); 1522 return fkey.str[fkeycp++]; 1523 } 1524 1525 if (scp->sc->kbd == NULL) { 1526 splx(s); 1527 return -1; 1528 } 1529 1530 /* 1531 * Make sure the keyboard is accessible even when the kbd device 1532 * driver is disabled. 1533 */ 1534 kbd_enable(scp->sc->kbd); 1535 1536 /* we shall always use the keyboard in the XLATE mode here */ 1537 cur_mode = scp->kbd_mode; 1538 scp->kbd_mode = K_XLATE; 1539 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1540 1541 kbd_poll(scp->sc->kbd, TRUE); 1542 c = scgetc(scp->sc, SCGETC_CN | flags); 1543 kbd_poll(scp->sc->kbd, FALSE); 1544 1545 scp->kbd_mode = cur_mode; 1546 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1547 kbd_disable(scp->sc->kbd); 1548 splx(s); 1549 1550 switch (KEYFLAGS(c)) { 1551 case 0: /* normal char */ 1552 return KEYCHAR(c); 1553 case FKEY: /* function key */ 1554 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1555 fkey.len = fkeycp; 1556 if ((p != NULL) && (fkey.len > 0)) { 1557 bcopy(p, fkey.str, fkey.len); 1558 fkeycp = 1; 1559 return fkey.str[0]; 1560 } 1561 return c; /* XXX */ 1562 case NOKEY: 1563 case ERRKEY: 1564 default: 1565 return -1; 1566 } 1567 /* NOT REACHED */ 1568 } 1569 1570 static void 1571 sccnupdate(scr_stat *scp) 1572 { 1573 /* this is a cut-down version of scrn_timer()... */ 1574 1575 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1576 return; 1577 1578 if (debugger > 0 || panicstr || shutdown_in_progress) { 1579 sc_touch_scrn_saver(); 1580 } else if (scp != scp->sc->cur_scp) { 1581 return; 1582 } 1583 1584 if (!run_scrn_saver) 1585 scp->sc->flags &= ~SC_SCRN_IDLE; 1586 #if NSPLASH > 0 1587 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1588 if (scp->sc->flags & SC_SCRN_BLANKED) 1589 stop_scrn_saver(scp->sc, current_saver); 1590 #endif /* NSPLASH */ 1591 1592 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1593 || scp->sc->switch_in_progress) 1594 return; 1595 /* 1596 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1597 * when write_in_progress is non-zero. XXX 1598 */ 1599 1600 if (!ISGRAPHSC(scp) && !(scp->status & SAVER_RUNNING)) 1601 scrn_update(scp, TRUE); 1602 } 1603 1604 static void 1605 scrn_timer(void *arg) 1606 { 1607 static int kbd_interval = 0; 1608 struct timeval tv; 1609 sc_softc_t *sc; 1610 scr_stat *scp; 1611 int again; 1612 int s; 1613 1614 again = (arg != NULL); 1615 if (arg != NULL) 1616 sc = (sc_softc_t *)arg; 1617 else if (sc_console != NULL) 1618 sc = sc_console->sc; 1619 else 1620 return; 1621 1622 /* don't do anything when we are performing some I/O operations */ 1623 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1624 if (again) 1625 timeout(scrn_timer, sc, hz / 10); 1626 return; 1627 } 1628 s = spltty(); 1629 1630 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1631 /* try to allocate a keyboard automatically */ 1632 if (++kbd_interval >= 25) { 1633 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1634 sckbdevent, sc); 1635 if (sc->keyboard >= 0) { 1636 sc->kbd = kbd_get_keyboard(sc->keyboard); 1637 kbd_ioctl(sc->kbd, KDSKBMODE, 1638 (caddr_t)&sc->cur_scp->kbd_mode); 1639 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1640 LOCK_MASK); 1641 } 1642 kbd_interval = 0; 1643 } 1644 } 1645 1646 /* find the vty to update */ 1647 scp = sc->cur_scp; 1648 1649 /* should we stop the screen saver? */ 1650 getmicrouptime(&tv); 1651 if (debugger > 0 || panicstr || shutdown_in_progress) 1652 sc_touch_scrn_saver(); 1653 if (run_scrn_saver) { 1654 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1655 sc->flags |= SC_SCRN_IDLE; 1656 else 1657 sc->flags &= ~SC_SCRN_IDLE; 1658 } else { 1659 sc->scrn_time_stamp = tv.tv_sec; 1660 sc->flags &= ~SC_SCRN_IDLE; 1661 if (scrn_blank_time > 0) 1662 run_scrn_saver = TRUE; 1663 } 1664 #if NSPLASH > 0 1665 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1666 if (sc->flags & SC_SCRN_BLANKED) 1667 stop_scrn_saver(sc, current_saver); 1668 #endif /* NSPLASH */ 1669 1670 /* should we just return ? */ 1671 if (sc->blink_in_progress || sc->switch_in_progress 1672 || sc->write_in_progress) { 1673 if (again) 1674 timeout(scrn_timer, sc, hz / 10); 1675 splx(s); 1676 return; 1677 } 1678 1679 /* Update the screen */ 1680 scp = sc->cur_scp; /* cur_scp may have changed... */ 1681 if (!ISGRAPHSC(scp) && !(scp->status & SAVER_RUNNING)) 1682 scrn_update(scp, TRUE); 1683 1684 #if NSPLASH > 0 1685 /* should we activate the screen saver? */ 1686 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1687 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1688 (*current_saver)(sc, TRUE); 1689 #endif /* NSPLASH */ 1690 1691 if (again) 1692 timeout(scrn_timer, sc, hz / 25); 1693 splx(s); 1694 } 1695 1696 static int 1697 and_region(int *s1, int *e1, int s2, int e2) 1698 { 1699 if (*e1 < s2 || e2 < *s1) 1700 return FALSE; 1701 *s1 = imax(*s1, s2); 1702 *e1 = imin(*e1, e2); 1703 return TRUE; 1704 } 1705 1706 static void 1707 scrn_update(scr_stat *scp, int show_cursor) 1708 { 1709 int start; 1710 int end; 1711 int s; 1712 int e; 1713 1714 /* assert(scp == scp->sc->cur_scp) */ 1715 1716 ++scp->sc->videoio_in_progress; 1717 1718 #ifndef SC_NO_CUTPASTE 1719 /* remove the previous mouse pointer image if necessary */ 1720 if (scp->status & MOUSE_VISIBLE) { 1721 s = scp->mouse_pos; 1722 e = scp->mouse_pos + scp->xsize + 1; 1723 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1724 || and_region(&s, &e, scp->start, scp->end) 1725 || ((scp->status & CURSOR_ENABLED) && 1726 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1727 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1728 sc_remove_mouse_image(scp); 1729 if (scp->end >= scp->xsize*scp->ysize) 1730 scp->end = scp->xsize*scp->ysize - 1; 1731 } 1732 } 1733 #endif /* !SC_NO_CUTPASTE */ 1734 1735 #if 1 1736 /* debug: XXX */ 1737 if (scp->end >= scp->xsize*scp->ysize) { 1738 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1739 scp->end = scp->xsize*scp->ysize - 1; 1740 } 1741 if (scp->start < 0) { 1742 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1743 scp->start = 0; 1744 } 1745 #endif 1746 1747 /* update screen image */ 1748 if (scp->start <= scp->end) { 1749 if (scp->mouse_cut_end >= 0) { 1750 /* there is a marked region for cut & paste */ 1751 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1752 start = scp->mouse_cut_start; 1753 end = scp->mouse_cut_end; 1754 } else { 1755 start = scp->mouse_cut_end; 1756 end = scp->mouse_cut_start - 1; 1757 } 1758 s = start; 1759 e = end; 1760 /* does the cut-mark region overlap with the update region? */ 1761 if (and_region(&s, &e, scp->start, scp->end)) { 1762 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1763 s = 0; 1764 e = start - 1; 1765 if (and_region(&s, &e, scp->start, scp->end)) 1766 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1767 s = end + 1; 1768 e = scp->xsize*scp->ysize - 1; 1769 if (and_region(&s, &e, scp->start, scp->end)) 1770 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1771 } else { 1772 (*scp->rndr->draw)(scp, scp->start, 1773 scp->end - scp->start + 1, FALSE); 1774 } 1775 } else { 1776 (*scp->rndr->draw)(scp, scp->start, 1777 scp->end - scp->start + 1, FALSE); 1778 } 1779 } 1780 1781 /* we are not to show the cursor and the mouse pointer... */ 1782 if (!show_cursor) { 1783 scp->end = 0; 1784 scp->start = scp->xsize*scp->ysize - 1; 1785 --scp->sc->videoio_in_progress; 1786 return; 1787 } 1788 1789 /* update cursor image */ 1790 if (scp->status & CURSOR_ENABLED) { 1791 s = scp->start; 1792 e = scp->end; 1793 /* did cursor move since last time ? */ 1794 if (scp->cursor_pos != scp->cursor_oldpos) { 1795 /* do we need to remove old cursor image ? */ 1796 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1797 sc_remove_cursor_image(scp); 1798 sc_draw_cursor_image(scp); 1799 } else { 1800 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1801 /* cursor didn't move, but has been overwritten */ 1802 sc_draw_cursor_image(scp); 1803 else if (scp->sc->flags & SC_BLINK_CURSOR) 1804 /* if it's a blinking cursor, update it */ 1805 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1806 sc_inside_cutmark(scp, 1807 scp->cursor_pos)); 1808 } 1809 } 1810 1811 #ifndef SC_NO_CUTPASTE 1812 /* update "pseudo" mouse pointer image */ 1813 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1814 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1815 scp->status &= ~MOUSE_MOVED; 1816 sc_draw_mouse_image(scp); 1817 } 1818 } 1819 #endif /* SC_NO_CUTPASTE */ 1820 1821 scp->end = 0; 1822 scp->start = scp->xsize*scp->ysize - 1; 1823 1824 --scp->sc->videoio_in_progress; 1825 } 1826 1827 #if NSPLASH > 0 1828 static int 1829 scsplash_callback(int event, void *arg) 1830 { 1831 sc_softc_t *sc; 1832 int error; 1833 1834 sc = (sc_softc_t *)arg; 1835 1836 switch (event) { 1837 case SPLASH_INIT: 1838 if (add_scrn_saver(scsplash_saver) == 0) { 1839 sc->flags &= ~SC_SAVER_FAILED; 1840 run_scrn_saver = TRUE; 1841 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1842 scsplash_stick(TRUE); 1843 (*current_saver)(sc, TRUE); 1844 } 1845 } 1846 return 0; 1847 1848 case SPLASH_TERM: 1849 if (current_saver == scsplash_saver) { 1850 scsplash_stick(FALSE); 1851 error = remove_scrn_saver(scsplash_saver); 1852 if (error) 1853 return error; 1854 } 1855 return 0; 1856 1857 default: 1858 return EINVAL; 1859 } 1860 } 1861 1862 static void 1863 scsplash_saver(sc_softc_t *sc, int show) 1864 { 1865 static int busy = FALSE; 1866 scr_stat *scp; 1867 1868 if (busy) 1869 return; 1870 busy = TRUE; 1871 1872 scp = sc->cur_scp; 1873 if (show) { 1874 if (!(sc->flags & SC_SAVER_FAILED)) { 1875 if (!(sc->flags & SC_SCRN_BLANKED)) 1876 set_scrn_saver_mode(scp, -1, NULL, 0); 1877 switch (splash(sc->adp, TRUE)) { 1878 case 0: /* succeeded */ 1879 break; 1880 case EAGAIN: /* try later */ 1881 restore_scrn_saver_mode(scp, FALSE); 1882 sc_touch_scrn_saver(); /* XXX */ 1883 break; 1884 default: 1885 sc->flags |= SC_SAVER_FAILED; 1886 scsplash_stick(FALSE); 1887 restore_scrn_saver_mode(scp, TRUE); 1888 printf("scsplash_saver(): failed to put up the image\n"); 1889 break; 1890 } 1891 } 1892 } else if (!sticky_splash) { 1893 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1894 restore_scrn_saver_mode(scp, TRUE); 1895 } 1896 busy = FALSE; 1897 } 1898 1899 static int 1900 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1901 { 1902 #if 0 1903 int error; 1904 1905 if (current_saver != none_saver) { 1906 error = remove_scrn_saver(current_saver); 1907 if (error) 1908 return error; 1909 } 1910 #endif 1911 if (current_saver != none_saver) 1912 return EBUSY; 1913 1914 run_scrn_saver = FALSE; 1915 saver_mode = CONS_LKM_SAVER; 1916 current_saver = this_saver; 1917 return 0; 1918 } 1919 1920 static int 1921 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1922 { 1923 if (current_saver != this_saver) 1924 return EINVAL; 1925 1926 #if 0 1927 /* 1928 * In order to prevent `current_saver' from being called by 1929 * the timeout routine `scrn_timer()' while we manipulate 1930 * the saver list, we shall set `current_saver' to `none_saver' 1931 * before stopping the current saver, rather than blocking by `splXX()'. 1932 */ 1933 current_saver = none_saver; 1934 if (scrn_blanked) 1935 stop_scrn_saver(this_saver); 1936 #endif 1937 1938 /* unblank all blanked screens */ 1939 wait_scrn_saver_stop(NULL); 1940 if (scrn_blanked) 1941 return EBUSY; 1942 1943 current_saver = none_saver; 1944 return 0; 1945 } 1946 1947 static int 1948 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 1949 { 1950 int s; 1951 1952 /* assert(scp == scp->sc->cur_scp) */ 1953 s = spltty(); 1954 if (!ISGRAPHSC(scp)) 1955 sc_remove_cursor_image(scp); 1956 scp->splash_save_mode = scp->mode; 1957 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 1958 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 1959 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 1960 scp->sc->flags |= SC_SCRN_BLANKED; 1961 ++scrn_blanked; 1962 splx(s); 1963 if (mode < 0) 1964 return 0; 1965 scp->mode = mode; 1966 if (set_mode(scp) == 0) { 1967 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 1968 scp->status |= GRAPHICS_MODE; 1969 #ifndef SC_NO_PALETTE_LOADING 1970 if (pal != NULL) 1971 load_palette(scp->sc->adp, pal); 1972 #endif 1973 sc_set_border(scp, border); 1974 return 0; 1975 } else { 1976 s = spltty(); 1977 scp->mode = scp->splash_save_mode; 1978 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 1979 scp->status |= scp->splash_save_status; 1980 splx(s); 1981 return 1; 1982 } 1983 } 1984 1985 static int 1986 restore_scrn_saver_mode(scr_stat *scp, int changemode) 1987 { 1988 int mode; 1989 int status; 1990 int s; 1991 1992 /* assert(scp == scp->sc->cur_scp) */ 1993 s = spltty(); 1994 mode = scp->mode; 1995 status = scp->status; 1996 scp->mode = scp->splash_save_mode; 1997 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 1998 scp->status |= scp->splash_save_status; 1999 scp->sc->flags &= ~SC_SCRN_BLANKED; 2000 if (!changemode) { 2001 if (!ISGRAPHSC(scp)) 2002 sc_draw_cursor_image(scp); 2003 --scrn_blanked; 2004 splx(s); 2005 return 0; 2006 } 2007 if (set_mode(scp) == 0) { 2008 #ifndef SC_NO_PALETTE_LOADING 2009 load_palette(scp->sc->adp, scp->sc->palette); 2010 #endif 2011 --scrn_blanked; 2012 splx(s); 2013 return 0; 2014 } else { 2015 scp->mode = mode; 2016 scp->status = status; 2017 splx(s); 2018 return 1; 2019 } 2020 } 2021 2022 static void 2023 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2024 { 2025 (*saver)(sc, FALSE); 2026 run_scrn_saver = FALSE; 2027 /* the screen saver may have chosen not to stop after all... */ 2028 if (sc->flags & SC_SCRN_BLANKED) 2029 return; 2030 2031 mark_all(sc->cur_scp); 2032 if (sc->delayed_next_scr) 2033 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2034 wakeup((caddr_t)&scrn_blanked); 2035 } 2036 2037 static int 2038 wait_scrn_saver_stop(sc_softc_t *sc) 2039 { 2040 int error = 0; 2041 2042 while (scrn_blanked > 0) { 2043 run_scrn_saver = FALSE; 2044 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2045 error = 0; 2046 break; 2047 } 2048 error = tsleep((caddr_t)&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2049 if ((error != 0) && (error != ERESTART)) 2050 break; 2051 } 2052 run_scrn_saver = FALSE; 2053 return error; 2054 } 2055 #endif /* NSPLASH */ 2056 2057 void 2058 sc_touch_scrn_saver(void) 2059 { 2060 scsplash_stick(FALSE); 2061 run_scrn_saver = FALSE; 2062 } 2063 2064 int 2065 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2066 { 2067 struct tty *tp; 2068 int s; 2069 2070 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2071 2072 /* delay switch if the screen is blanked or being updated */ 2073 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2074 || sc->blink_in_progress || sc->videoio_in_progress) { 2075 sc->delayed_next_scr = next_scr + 1; 2076 sc_touch_scrn_saver(); 2077 DPRINTF(5, ("switch delayed\n")); 2078 return 0; 2079 } 2080 2081 s = spltty(); 2082 2083 /* we are in the middle of the vty switching process... */ 2084 if (sc->switch_in_progress 2085 && (sc->cur_scp->smode.mode == VT_PROCESS) 2086 && sc->cur_scp->proc) { 2087 if (sc->cur_scp->proc != pfind(sc->cur_scp->pid)) { 2088 /* 2089 * The controlling process has died!!. Do some clean up. 2090 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2091 * are not reset here yet; they will be cleared later. 2092 */ 2093 DPRINTF(5, ("cur_scp controlling process %d died, ", 2094 sc->cur_scp->pid)); 2095 if (sc->cur_scp->status & SWITCH_WAIT_REL) { 2096 /* 2097 * Force the previous switch to finish, but return now 2098 * with error. 2099 */ 2100 DPRINTF(5, ("reset WAIT_REL, ")); 2101 sc->cur_scp->status &= ~SWITCH_WAIT_REL; 2102 s = do_switch_scr(sc, s); 2103 splx(s); 2104 DPRINTF(5, ("finishing previous switch\n")); 2105 return EINVAL; 2106 } else if (sc->cur_scp->status & SWITCH_WAIT_ACQ) { 2107 /* let's assume screen switch has been completed. */ 2108 DPRINTF(5, ("reset WAIT_ACQ, ")); 2109 sc->cur_scp->status &= ~SWITCH_WAIT_ACQ; 2110 sc->switch_in_progress = 0; 2111 } else { 2112 /* 2113 * We are in between screen release and acquisition, and 2114 * reached here via scgetc() or scrn_timer() which has 2115 * interrupted exchange_scr(). Don't do anything stupid. 2116 */ 2117 DPRINTF(5, ("waiting nothing, ")); 2118 } 2119 } else { 2120 /* 2121 * The controlling process is alive, but not responding... 2122 * It is either buggy or it may be just taking time. 2123 * The following code is a gross kludge to cope with this 2124 * problem for which there is no clean solution. XXX 2125 */ 2126 if (sc->cur_scp->status & SWITCH_WAIT_REL) { 2127 switch (sc->switch_in_progress++) { 2128 case 1: 2129 break; 2130 case 2: 2131 DPRINTF(5, ("sending relsig again, ")); 2132 signal_vt_rel(sc->cur_scp); 2133 break; 2134 case 3: 2135 break; 2136 case 4: 2137 default: 2138 /* 2139 * Act as if the controlling program returned 2140 * VT_FALSE. 2141 */ 2142 DPRINTF(5, ("force reset WAIT_REL, ")); 2143 sc->cur_scp->status &= ~SWITCH_WAIT_REL; 2144 sc->switch_in_progress = 0; 2145 splx(s); 2146 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2147 return EINVAL; 2148 } 2149 } else if (sc->cur_scp->status & SWITCH_WAIT_ACQ) { 2150 switch (sc->switch_in_progress++) { 2151 case 1: 2152 break; 2153 case 2: 2154 DPRINTF(5, ("sending acqsig again, ")); 2155 signal_vt_acq(sc->cur_scp); 2156 break; 2157 case 3: 2158 break; 2159 case 4: 2160 default: 2161 /* clear the flag and finish the previous switch */ 2162 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2163 sc->cur_scp->status &= ~SWITCH_WAIT_ACQ; 2164 sc->switch_in_progress = 0; 2165 break; 2166 } 2167 } 2168 } 2169 } 2170 2171 /* 2172 * Return error if an invalid argument is given, or vty switch 2173 * is still in progress. 2174 */ 2175 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2176 || sc->switch_in_progress) { 2177 splx(s); 2178 sc_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); 2179 DPRINTF(5, ("error 1\n")); 2180 return EINVAL; 2181 } 2182 2183 /* 2184 * Don't allow switching away from the graphics mode vty 2185 * if the switch mode is VT_AUTO, unless the next vty is the same 2186 * as the current or the current vty has been closed (but showing). 2187 */ 2188 tp = VIRTUAL_TTY(sc, sc->cur_scp->index); 2189 if ((sc->cur_scp->index != next_scr) 2190 && (tp->t_state & TS_ISOPEN) 2191 && (sc->cur_scp->smode.mode == VT_AUTO) 2192 && ISGRAPHSC(sc->cur_scp)) { 2193 splx(s); 2194 sc_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); 2195 DPRINTF(5, ("error, graphics mode\n")); 2196 return EINVAL; 2197 } 2198 2199 /* 2200 * Is the wanted vty open? Don't allow switching to a closed vty. 2201 * Note that we always allow the user to switch to the kernel 2202 * console even if it is closed. 2203 */ 2204 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2205 tp = VIRTUAL_TTY(sc, next_scr); 2206 if ((tp == NULL) || !(tp->t_state & TS_ISOPEN)) { 2207 splx(s); 2208 sc_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); 2209 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2210 return EINVAL; 2211 } 2212 } 2213 2214 /* this is the start of vty switching process... */ 2215 ++sc->switch_in_progress; 2216 sc->delayed_next_scr = 0; 2217 sc->old_scp = sc->cur_scp; 2218 sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); 2219 if (sc->new_scp == sc->old_scp) { 2220 sc->switch_in_progress = 0; 2221 wakeup((caddr_t)&sc->new_scp->smode); 2222 splx(s); 2223 DPRINTF(5, ("switch done (new == old)\n")); 2224 return 0; 2225 } 2226 2227 /* has controlling process died? */ 2228 vt_proc_alive(sc->old_scp); 2229 vt_proc_alive(sc->new_scp); 2230 2231 /* wait for the controlling process to release the screen, if necessary */ 2232 if (signal_vt_rel(sc->old_scp)) { 2233 splx(s); 2234 return 0; 2235 } 2236 2237 /* go set up the new vty screen */ 2238 splx(s); 2239 exchange_scr(sc); 2240 s = spltty(); 2241 2242 /* wake up processes waiting for this vty */ 2243 wakeup((caddr_t)&sc->cur_scp->smode); 2244 2245 /* wait for the controlling process to acknowledge, if necessary */ 2246 if (signal_vt_acq(sc->cur_scp)) { 2247 splx(s); 2248 return 0; 2249 } 2250 2251 sc->switch_in_progress = 0; 2252 if (sc->unit == sc_console_unit) 2253 cons_unavail = FALSE; 2254 splx(s); 2255 DPRINTF(5, ("switch done\n")); 2256 2257 return 0; 2258 } 2259 2260 static int 2261 do_switch_scr(sc_softc_t *sc, int s) 2262 { 2263 vt_proc_alive(sc->new_scp); 2264 2265 splx(s); 2266 exchange_scr(sc); 2267 s = spltty(); 2268 /* sc->cur_scp == sc->new_scp */ 2269 wakeup((caddr_t)&sc->cur_scp->smode); 2270 2271 /* wait for the controlling process to acknowledge, if necessary */ 2272 if (!signal_vt_acq(sc->cur_scp)) { 2273 sc->switch_in_progress = 0; 2274 if (sc->unit == sc_console_unit) 2275 cons_unavail = FALSE; 2276 } 2277 2278 return s; 2279 } 2280 2281 static int 2282 vt_proc_alive(scr_stat *scp) 2283 { 2284 if (scp->proc) { 2285 if (scp->proc == pfind(scp->pid)) 2286 return TRUE; 2287 scp->proc = NULL; 2288 scp->smode.mode = VT_AUTO; 2289 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2290 } 2291 return FALSE; 2292 } 2293 2294 static int 2295 signal_vt_rel(scr_stat *scp) 2296 { 2297 if (scp->smode.mode != VT_PROCESS) 2298 return FALSE; 2299 scp->status |= SWITCH_WAIT_REL; 2300 psignal(scp->proc, scp->smode.relsig); 2301 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2302 return TRUE; 2303 } 2304 2305 static int 2306 signal_vt_acq(scr_stat *scp) 2307 { 2308 if (scp->smode.mode != VT_PROCESS) 2309 return FALSE; 2310 if (scp->sc->unit == sc_console_unit) 2311 cons_unavail = TRUE; 2312 scp->status |= SWITCH_WAIT_ACQ; 2313 psignal(scp->proc, scp->smode.acqsig); 2314 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2315 return TRUE; 2316 } 2317 2318 static void 2319 exchange_scr(sc_softc_t *sc) 2320 { 2321 scr_stat *scp; 2322 2323 /* save the current state of video and keyboard */ 2324 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2325 if (!ISGRAPHSC(sc->old_scp)) 2326 sc_remove_cursor_image(sc->old_scp); 2327 if (sc->old_scp->kbd_mode == K_XLATE) 2328 save_kbd_state(sc->old_scp); 2329 2330 /* set up the video for the new screen */ 2331 scp = sc->cur_scp = sc->new_scp; 2332 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2333 set_mode(scp); 2334 else 2335 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2336 (void *)sc->adp->va_window, FALSE); 2337 scp->status |= MOUSE_HIDDEN; 2338 sc_move_cursor(scp, scp->xpos, scp->ypos); 2339 if (!ISGRAPHSC(scp)) 2340 sc_set_cursor_image(scp); 2341 #ifndef SC_NO_PALETTE_LOADING 2342 if (ISGRAPHSC(sc->old_scp)) 2343 load_palette(sc->adp, sc->palette); 2344 #endif 2345 sc_set_border(scp, scp->border); 2346 2347 /* set up the keyboard for the new screen */ 2348 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2349 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2350 update_kbd_state(scp, scp->status, LOCK_MASK); 2351 2352 mark_all(scp); 2353 } 2354 2355 void 2356 sc_puts(scr_stat *scp, u_char *buf, int len) 2357 { 2358 #if NSPLASH > 0 2359 /* make screensaver happy */ 2360 if (!sticky_splash && scp == scp->sc->cur_scp) 2361 run_scrn_saver = FALSE; 2362 #endif 2363 2364 if (scp->tsw) 2365 (*scp->tsw->te_puts)(scp, buf, len); 2366 2367 if (scp->sc->delayed_next_scr) 2368 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2369 } 2370 2371 void 2372 sc_draw_cursor_image(scr_stat *scp) 2373 { 2374 /* assert(scp == scp->sc->cur_scp); */ 2375 ++scp->sc->videoio_in_progress; 2376 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2377 scp->sc->flags & SC_BLINK_CURSOR, TRUE, 2378 sc_inside_cutmark(scp, scp->cursor_pos)); 2379 scp->cursor_oldpos = scp->cursor_pos; 2380 --scp->sc->videoio_in_progress; 2381 } 2382 2383 void 2384 sc_remove_cursor_image(scr_stat *scp) 2385 { 2386 /* assert(scp == scp->sc->cur_scp); */ 2387 ++scp->sc->videoio_in_progress; 2388 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2389 scp->sc->flags & SC_BLINK_CURSOR, FALSE, 2390 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2391 --scp->sc->videoio_in_progress; 2392 } 2393 2394 static void 2395 update_cursor_image(scr_stat *scp) 2396 { 2397 int blink; 2398 2399 if (scp->sc->flags & SC_CHAR_CURSOR) { 2400 scp->cursor_base = imax(0, scp->sc->cursor_base); 2401 scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size); 2402 } else { 2403 scp->cursor_base = 0; 2404 scp->cursor_height = scp->font_size; 2405 } 2406 blink = scp->sc->flags & SC_BLINK_CURSOR; 2407 2408 /* assert(scp == scp->sc->cur_scp); */ 2409 ++scp->sc->videoio_in_progress; 2410 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, blink, FALSE, 2411 sc_inside_cutmark(scp, scp->cursor_pos)); 2412 (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, blink); 2413 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, blink, TRUE, 2414 sc_inside_cutmark(scp, scp->cursor_pos)); 2415 --scp->sc->videoio_in_progress; 2416 } 2417 2418 void 2419 sc_set_cursor_image(scr_stat *scp) 2420 { 2421 if (scp->sc->flags & SC_CHAR_CURSOR) { 2422 scp->cursor_base = imax(0, scp->sc->cursor_base); 2423 scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size); 2424 } else { 2425 scp->cursor_base = 0; 2426 scp->cursor_height = scp->font_size; 2427 } 2428 2429 /* assert(scp == scp->sc->cur_scp); */ 2430 ++scp->sc->videoio_in_progress; 2431 (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, 2432 scp->sc->flags & SC_BLINK_CURSOR); 2433 --scp->sc->videoio_in_progress; 2434 } 2435 2436 static void 2437 scinit(int unit, int flags) 2438 { 2439 /* 2440 * When syscons is being initialized as the kernel console, malloc() 2441 * is not yet functional, because various kernel structures has not been 2442 * fully initialized yet. Therefore, we need to declare the following 2443 * static buffers for the console. This is less than ideal, 2444 * but is necessry evil for the time being. XXX 2445 */ 2446 static scr_stat main_console; 2447 static dev_t main_devs[MAXCONS]; 2448 static struct tty main_tty; 2449 static u_short sc_buffer[ROW*COL]; /* XXX */ 2450 #ifndef SC_NO_FONT_LOADING 2451 static u_char font_8[256*8]; 2452 static u_char font_14[256*14]; 2453 static u_char font_16[256*16]; 2454 #endif 2455 2456 sc_softc_t *sc; 2457 scr_stat *scp; 2458 video_adapter_t *adp; 2459 int col; 2460 int row; 2461 int i; 2462 2463 /* one time initialization */ 2464 if (init_done == COLD) 2465 sc_get_bios_values(&bios_value); 2466 init_done = WARM; 2467 2468 /* 2469 * Allocate resources. Even if we are being called for the second 2470 * time, we must allocate them again, because they might have 2471 * disappeared... 2472 */ 2473 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2474 adp = NULL; 2475 if (sc->adapter >= 0) { 2476 vid_release(sc->adp, (void *)&sc->adapter); 2477 adp = sc->adp; 2478 sc->adp = NULL; 2479 } 2480 if (sc->keyboard >= 0) { 2481 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2482 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2483 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2484 if (sc->kbd != NULL) { 2485 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2486 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2487 } 2488 sc->kbd = NULL; 2489 } 2490 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2491 sc->adp = vid_get_adapter(sc->adapter); 2492 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2493 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2494 sckbdevent, sc); 2495 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2496 sc->kbd = kbd_get_keyboard(sc->keyboard); 2497 if (sc->kbd != NULL) { 2498 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2499 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2500 } 2501 2502 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2503 2504 sc->initial_mode = sc->adp->va_initial_mode; 2505 2506 #ifndef SC_NO_FONT_LOADING 2507 if (flags & SC_KERNEL_CONSOLE) { 2508 sc->font_8 = font_8; 2509 sc->font_14 = font_14; 2510 sc->font_16 = font_16; 2511 } else if (sc->font_8 == NULL) { 2512 /* assert(sc_malloc) */ 2513 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2514 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2515 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2516 } 2517 #endif 2518 2519 /* extract the hardware cursor location and hide the cursor for now */ 2520 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2521 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2522 2523 /* set up the first console */ 2524 sc->first_vty = unit*MAXCONS; 2525 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2526 if (flags & SC_KERNEL_CONSOLE) { 2527 sc->dev = main_devs; 2528 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2529 sc->dev[0]->si_tty = &main_tty; 2530 ttyregister(&main_tty); 2531 scp = &main_console; 2532 init_scp(sc, sc->first_vty, scp); 2533 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2534 (void *)sc_buffer, FALSE); 2535 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2536 sc_init_emulator(scp, "*"); 2537 (*scp->tsw->te_default_attr)(scp, 2538 kernel_default.std_color, 2539 kernel_default.rev_color); 2540 } else { 2541 /* assert(sc_malloc) */ 2542 sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_DEVBUF, M_WAITOK); 2543 bzero(sc->dev, sizeof(dev_t)*sc->vtys); 2544 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2545 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2546 scp = alloc_scp(sc, sc->first_vty); 2547 } 2548 SC_STAT(sc->dev[0]) = scp; 2549 sc->cur_scp = scp; 2550 2551 /* copy screen to temporary buffer */ 2552 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2553 (void *)scp->sc->adp->va_window, FALSE); 2554 if (ISTEXTSC(scp)) 2555 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2556 2557 /* move cursors to the initial positions */ 2558 if (col >= scp->xsize) 2559 col = 0; 2560 if (row >= scp->ysize) 2561 row = scp->ysize - 1; 2562 scp->xpos = col; 2563 scp->ypos = row; 2564 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2565 if (bios_value.cursor_end < scp->font_size) 2566 sc->cursor_base = scp->font_size - bios_value.cursor_end - 1; 2567 else 2568 sc->cursor_base = 0; 2569 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2570 sc->cursor_height = imin(i, scp->font_size); 2571 #ifndef SC_NO_SYSMOUSE 2572 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2573 #endif 2574 if (!ISGRAPHSC(scp)) { 2575 sc_set_cursor_image(scp); 2576 sc_draw_cursor_image(scp); 2577 } 2578 2579 /* save font and palette */ 2580 #ifndef SC_NO_FONT_LOADING 2581 sc->fonts_loaded = 0; 2582 if (ISFONTAVAIL(sc->adp->va_flags)) { 2583 #ifdef SC_DFLT_FONT 2584 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2585 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2586 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2587 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2588 if (scp->font_size < 14) { 2589 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2590 } else if (scp->font_size >= 16) { 2591 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2592 } else { 2593 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2594 } 2595 #else /* !SC_DFLT_FONT */ 2596 if (scp->font_size < 14) { 2597 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2598 sc->fonts_loaded = FONT_8; 2599 } else if (scp->font_size >= 16) { 2600 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2601 sc->fonts_loaded = FONT_16; 2602 } else { 2603 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2604 sc->fonts_loaded = FONT_14; 2605 } 2606 #endif /* SC_DFLT_FONT */ 2607 /* FONT KLUDGE: always use the font page #0. XXX */ 2608 sc_show_font(scp, 0); 2609 } 2610 #endif /* !SC_NO_FONT_LOADING */ 2611 2612 #ifndef SC_NO_PALETTE_LOADING 2613 save_palette(sc->adp, sc->palette); 2614 #endif 2615 2616 #if NSPLASH > 0 2617 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 2618 /* we are ready to put up the splash image! */ 2619 splash_init(sc->adp, scsplash_callback, sc); 2620 sc->flags |= SC_SPLASH_SCRN; 2621 } 2622 #endif /* NSPLASH */ 2623 } 2624 2625 /* the rest is not necessary, if we have done it once */ 2626 if (sc->flags & SC_INIT_DONE) 2627 return; 2628 2629 /* initialize mapscrn arrays to a one to one map */ 2630 for (i = 0; i < sizeof(sc->scr_map); i++) 2631 sc->scr_map[i] = sc->scr_rmap[i] = i; 2632 2633 sc->flags |= SC_INIT_DONE; 2634 } 2635 2636 #if __i386__ 2637 static void 2638 scterm(int unit, int flags) 2639 { 2640 sc_softc_t *sc; 2641 scr_stat *scp; 2642 2643 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2644 if (sc == NULL) 2645 return; /* shouldn't happen */ 2646 2647 #if NSPLASH > 0 2648 /* this console is no longer available for the splash screen */ 2649 if (sc->flags & SC_SPLASH_SCRN) { 2650 splash_term(sc->adp); 2651 sc->flags &= ~SC_SPLASH_SCRN; 2652 } 2653 #endif /* NSPLASH */ 2654 2655 #if 0 /* XXX */ 2656 /* move the hardware cursor to the upper-left corner */ 2657 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2658 #endif 2659 2660 /* release the keyboard and the video card */ 2661 if (sc->keyboard >= 0) 2662 kbd_release(sc->kbd, &sc->keyboard); 2663 if (sc->adapter >= 0) 2664 vid_release(sc->adp, &sc->adapter); 2665 2666 /* stop the terminal emulator, if any */ 2667 scp = SC_STAT(sc->dev[0]); 2668 if (scp->tsw) 2669 (*scp->tsw->te_term)(scp, &scp->ts); 2670 if (scp->ts != NULL) 2671 free(scp->ts, M_DEVBUF); 2672 2673 /* clear the structure */ 2674 if (!(flags & SC_KERNEL_CONSOLE)) { 2675 /* XXX: We need delete_dev() for this */ 2676 free(sc->dev, M_DEVBUF); 2677 #if 0 2678 /* XXX: We need a ttyunregister for this */ 2679 free(sc->tty, M_DEVBUF); 2680 #endif 2681 #ifndef SC_NO_FONT_LOADING 2682 free(sc->font_8, M_DEVBUF); 2683 free(sc->font_14, M_DEVBUF); 2684 free(sc->font_16, M_DEVBUF); 2685 #endif 2686 /* XXX vtb, history */ 2687 } 2688 bzero(sc, sizeof(*sc)); 2689 sc->keyboard = -1; 2690 sc->adapter = -1; 2691 } 2692 #endif 2693 2694 static void 2695 scshutdown(void *arg, int howto) 2696 { 2697 /* assert(sc_console != NULL) */ 2698 2699 sc_touch_scrn_saver(); 2700 if (!cold && sc_console 2701 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2702 && sc_console->smode.mode == VT_AUTO) 2703 sc_switch_scr(sc_console->sc, sc_console->index); 2704 shutdown_in_progress = TRUE; 2705 } 2706 2707 int 2708 sc_clean_up(scr_stat *scp) 2709 { 2710 #if NSPLASH > 0 2711 int error; 2712 #endif /* NSPLASH */ 2713 2714 sc_touch_scrn_saver(); 2715 #if NSPLASH > 0 2716 if ((error = wait_scrn_saver_stop(scp->sc))) 2717 return error; 2718 #endif /* NSPLASH */ 2719 scp->status |= MOUSE_HIDDEN; 2720 sc_remove_mouse_image(scp); 2721 sc_remove_cutmarking(scp); 2722 return 0; 2723 } 2724 2725 void 2726 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2727 { 2728 sc_vtb_t new; 2729 sc_vtb_t old; 2730 2731 old = scp->vtb; 2732 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2733 if (!discard && (old.vtb_flags & VTB_VALID)) { 2734 /* retain the current cursor position and buffer contants */ 2735 scp->cursor_oldpos = scp->cursor_pos; 2736 /* 2737 * This works only if the old buffer has the same size as or larger 2738 * than the new one. XXX 2739 */ 2740 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2741 scp->vtb = new; 2742 } else { 2743 scp->vtb = new; 2744 sc_vtb_destroy(&old); 2745 } 2746 2747 #ifndef SC_NO_SYSMOUSE 2748 /* move the mouse cursor at the center of the screen */ 2749 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2750 #endif 2751 } 2752 2753 static scr_stat 2754 *alloc_scp(sc_softc_t *sc, int vty) 2755 { 2756 scr_stat *scp; 2757 2758 /* assert(sc_malloc) */ 2759 2760 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2761 init_scp(sc, vty, scp); 2762 2763 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2764 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2765 sc_init_emulator(scp, "*"); 2766 2767 #ifndef SC_NO_CUTPASTE 2768 if (ISMOUSEAVAIL(sc->adp->va_flags)) 2769 sc_alloc_cut_buffer(scp, TRUE); 2770 #endif 2771 2772 #ifndef SC_NO_HISTORY 2773 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2774 #endif 2775 2776 return scp; 2777 } 2778 2779 static void 2780 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2781 { 2782 video_info_t info; 2783 2784 bzero(scp, sizeof(*scp)); 2785 2786 scp->index = vty; 2787 scp->sc = sc; 2788 scp->status = 0; 2789 scp->mode = sc->initial_mode; 2790 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2791 if (info.vi_flags & V_INFO_GRAPHICS) { 2792 scp->status |= GRAPHICS_MODE; 2793 scp->xpixel = info.vi_width; 2794 scp->ypixel = info.vi_height; 2795 scp->xsize = info.vi_width/8; 2796 scp->ysize = info.vi_height/info.vi_cheight; 2797 scp->font_size = 0; 2798 scp->font = NULL; 2799 } else { 2800 scp->xsize = info.vi_width; 2801 scp->ysize = info.vi_height; 2802 scp->xpixel = scp->xsize*8; 2803 scp->ypixel = scp->ysize*info.vi_cheight; 2804 if (info.vi_cheight < 14) { 2805 scp->font_size = 8; 2806 #ifndef SC_NO_FONT_LOADING 2807 scp->font = sc->font_8; 2808 #else 2809 scp->font = NULL; 2810 #endif 2811 } else if (info.vi_cheight >= 16) { 2812 scp->font_size = 16; 2813 #ifndef SC_NO_FONT_LOADING 2814 scp->font = sc->font_16; 2815 #else 2816 scp->font = NULL; 2817 #endif 2818 } else { 2819 scp->font_size = 14; 2820 #ifndef SC_NO_FONT_LOADING 2821 scp->font = sc->font_14; 2822 #else 2823 scp->font = NULL; 2824 #endif 2825 } 2826 } 2827 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 2828 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 2829 scp->xoff = scp->yoff = 0; 2830 scp->xpos = scp->ypos = 0; 2831 scp->start = scp->xsize * scp->ysize - 1; 2832 scp->end = 0; 2833 scp->tsw = NULL; 2834 scp->ts = NULL; 2835 scp->rndr = NULL; 2836 scp->border = BG_BLACK; 2837 scp->cursor_base = sc->cursor_base; 2838 scp->cursor_height = imin(sc->cursor_height, scp->font_size); 2839 scp->mouse_cut_start = scp->xsize*scp->ysize; 2840 scp->mouse_cut_end = -1; 2841 scp->mouse_signal = 0; 2842 scp->mouse_pid = 0; 2843 scp->mouse_proc = NULL; 2844 scp->kbd_mode = K_XLATE; 2845 scp->bell_pitch = bios_value.bell_pitch; 2846 scp->bell_duration = BELL_DURATION; 2847 scp->status |= (bios_value.shift_state & NLKED); 2848 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 2849 scp->pid = 0; 2850 scp->proc = NULL; 2851 scp->smode.mode = VT_AUTO; 2852 scp->history = NULL; 2853 scp->history_pos = 0; 2854 scp->history_size = 0; 2855 } 2856 2857 int 2858 sc_init_emulator(scr_stat *scp, char *name) 2859 { 2860 sc_term_sw_t *sw; 2861 sc_rndr_sw_t *rndr; 2862 void *p; 2863 int error; 2864 2865 if (name == NULL) /* if no name is given, use the current emulator */ 2866 sw = scp->tsw; 2867 else /* ...otherwise find the named emulator */ 2868 sw = sc_term_match(name); 2869 if (sw == NULL) 2870 return EINVAL; 2871 2872 rndr = NULL; 2873 if (strcmp(sw->te_renderer, "*") != 0) { 2874 rndr = sc_render_match(scp, sw->te_renderer, 2875 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2876 } 2877 if (rndr == NULL) { 2878 rndr = sc_render_match(scp, scp->sc->adp->va_name, 2879 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2880 if (rndr == NULL) 2881 return ENODEV; 2882 } 2883 2884 if (sw == scp->tsw) { 2885 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 2886 scp->rndr = rndr; 2887 sc_clear_screen(scp); 2888 /* assert(error == 0); */ 2889 return error; 2890 } 2891 2892 if (sc_malloc && (sw->te_size > 0)) 2893 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 2894 else 2895 p = NULL; 2896 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 2897 if (error) 2898 return error; 2899 2900 if (scp->tsw) 2901 (*scp->tsw->te_term)(scp, &scp->ts); 2902 if (scp->ts != NULL) 2903 free(scp->ts, M_DEVBUF); 2904 scp->tsw = sw; 2905 scp->ts = p; 2906 scp->rndr = rndr; 2907 2908 /* XXX */ 2909 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 2910 sc_clear_screen(scp); 2911 2912 return 0; 2913 } 2914 2915 /* 2916 * scgetc(flags) - get character from keyboard. 2917 * If flags & SCGETC_CN, then avoid harmful side effects. 2918 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 2919 * return NOKEY if there is nothing there. 2920 */ 2921 static u_int 2922 scgetc(sc_softc_t *sc, u_int flags) 2923 { 2924 scr_stat *scp; 2925 #ifndef SC_NO_HISTORY 2926 struct tty *tp; 2927 #endif 2928 u_int c; 2929 int this_scr; 2930 int f; 2931 int i; 2932 2933 if (sc->kbd == NULL) 2934 return NOKEY; 2935 2936 next_code: 2937 #if 1 2938 /* I don't like this, but... XXX */ 2939 if (flags & SCGETC_CN) 2940 sccnupdate(sc->cur_scp); 2941 #endif 2942 scp = sc->cur_scp; 2943 /* first see if there is something in the keyboard port */ 2944 for (;;) { 2945 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 2946 if (c == ERRKEY) { 2947 if (!(flags & SCGETC_CN)) 2948 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 2949 } else if (c == NOKEY) 2950 return c; 2951 else 2952 break; 2953 } 2954 2955 /* make screensaver happy */ 2956 if (!(c & RELKEY)) 2957 sc_touch_scrn_saver(); 2958 2959 if (!(flags & SCGETC_CN)) 2960 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 2961 2962 if (scp->kbd_mode != K_XLATE) 2963 return KEYCHAR(c); 2964 2965 /* if scroll-lock pressed allow history browsing */ 2966 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 2967 2968 scp->status &= ~CURSOR_ENABLED; 2969 sc_remove_cursor_image(scp); 2970 2971 #ifndef SC_NO_HISTORY 2972 if (!(scp->status & BUFFER_SAVED)) { 2973 scp->status |= BUFFER_SAVED; 2974 sc_hist_save(scp); 2975 } 2976 switch (c) { 2977 /* FIXME: key codes */ 2978 case SPCLKEY | FKEY | F(49): /* home key */ 2979 sc_remove_cutmarking(scp); 2980 sc_hist_home(scp); 2981 goto next_code; 2982 2983 case SPCLKEY | FKEY | F(57): /* end key */ 2984 sc_remove_cutmarking(scp); 2985 sc_hist_end(scp); 2986 goto next_code; 2987 2988 case SPCLKEY | FKEY | F(50): /* up arrow key */ 2989 sc_remove_cutmarking(scp); 2990 if (sc_hist_up_line(scp)) 2991 if (!(flags & SCGETC_CN)) 2992 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 2993 goto next_code; 2994 2995 case SPCLKEY | FKEY | F(58): /* down arrow key */ 2996 sc_remove_cutmarking(scp); 2997 if (sc_hist_down_line(scp)) 2998 if (!(flags & SCGETC_CN)) 2999 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3000 goto next_code; 3001 3002 case SPCLKEY | FKEY | F(51): /* page up key */ 3003 sc_remove_cutmarking(scp); 3004 for (i=0; i<scp->ysize; i++) 3005 if (sc_hist_up_line(scp)) { 3006 if (!(flags & SCGETC_CN)) 3007 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3008 break; 3009 } 3010 goto next_code; 3011 3012 case SPCLKEY | FKEY | F(59): /* page down key */ 3013 sc_remove_cutmarking(scp); 3014 for (i=0; i<scp->ysize; i++) 3015 if (sc_hist_down_line(scp)) { 3016 if (!(flags & SCGETC_CN)) 3017 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3018 break; 3019 } 3020 goto next_code; 3021 } 3022 #endif /* SC_NO_HISTORY */ 3023 } 3024 3025 /* 3026 * Process and consume special keys here. Return a plain char code 3027 * or a char code with the META flag or a function key code. 3028 */ 3029 if (c & RELKEY) { 3030 /* key released */ 3031 /* goto next_code */ 3032 } else { 3033 /* key pressed */ 3034 if (c & SPCLKEY) { 3035 c &= ~SPCLKEY; 3036 switch (KEYCHAR(c)) { 3037 /* LOCKING KEYS */ 3038 case NLK: case CLK: case ALK: 3039 break; 3040 case SLK: 3041 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3042 if (f & SLKED) { 3043 scp->status |= SLKED; 3044 } else { 3045 if (scp->status & SLKED) { 3046 scp->status &= ~SLKED; 3047 #ifndef SC_NO_HISTORY 3048 if (scp->status & BUFFER_SAVED) { 3049 if (!sc_hist_restore(scp)) 3050 sc_remove_cutmarking(scp); 3051 scp->status &= ~BUFFER_SAVED; 3052 scp->status |= CURSOR_ENABLED; 3053 sc_draw_cursor_image(scp); 3054 } 3055 tp = VIRTUAL_TTY(sc, scp->index); 3056 if (tp->t_state & TS_ISOPEN) 3057 scstart(tp); 3058 #endif 3059 } 3060 } 3061 break; 3062 3063 /* NON-LOCKING KEYS */ 3064 case NOP: 3065 case LSH: case RSH: case LCTR: case RCTR: 3066 case LALT: case RALT: case ASH: case META: 3067 break; 3068 3069 case BTAB: 3070 if (!(sc->flags & SC_SCRN_BLANKED)) 3071 return c; 3072 break; 3073 3074 case SPSC: 3075 #if NSPLASH > 0 3076 /* force activatation/deactivation of the screen saver */ 3077 if (!(sc->flags & SC_SCRN_BLANKED)) { 3078 run_scrn_saver = TRUE; 3079 sc->scrn_time_stamp -= scrn_blank_time; 3080 } 3081 if (cold) { 3082 /* 3083 * While devices are being probed, the screen saver need 3084 * to be invoked explictly. XXX 3085 */ 3086 if (sc->flags & SC_SCRN_BLANKED) { 3087 scsplash_stick(FALSE); 3088 stop_scrn_saver(sc, current_saver); 3089 } else { 3090 if (!ISGRAPHSC(scp)) { 3091 scsplash_stick(TRUE); 3092 (*current_saver)(sc, TRUE); 3093 } 3094 } 3095 } 3096 #endif /* NSPLASH */ 3097 break; 3098 3099 case RBT: 3100 #ifndef SC_DISABLE_REBOOT 3101 shutdown_nice(); 3102 #endif 3103 break; 3104 3105 #if NAPM > 0 3106 case SUSP: 3107 apm_suspend(PMST_SUSPEND); 3108 break; 3109 case STBY: 3110 apm_suspend(PMST_STANDBY); 3111 break; 3112 #else 3113 case SUSP: 3114 case STBY: 3115 break; 3116 #endif 3117 3118 case DBG: 3119 #ifndef SC_DISABLE_DDBKEY 3120 #ifdef DDB 3121 Debugger("manual escape to debugger"); 3122 #else 3123 printf("No debugger in kernel\n"); 3124 #endif 3125 #else /* SC_DISABLE_DDBKEY */ 3126 /* do nothing */ 3127 #endif /* SC_DISABLE_DDBKEY */ 3128 break; 3129 3130 case PNC: 3131 if (enable_panic_key) 3132 panic("Forced by the panic key"); 3133 break; 3134 3135 case NEXT: 3136 this_scr = scp->index; 3137 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3138 sc->first_vty + i != this_scr; 3139 i = (i + 1)%sc->vtys) { 3140 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3141 if (tp && tp->t_state & TS_ISOPEN) { 3142 sc_switch_scr(scp->sc, sc->first_vty + i); 3143 break; 3144 } 3145 } 3146 break; 3147 3148 case PREV: 3149 this_scr = scp->index; 3150 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3151 sc->first_vty + i != this_scr; 3152 i = (i + sc->vtys - 1)%sc->vtys) { 3153 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3154 if (tp && tp->t_state & TS_ISOPEN) { 3155 sc_switch_scr(scp->sc, sc->first_vty + i); 3156 break; 3157 } 3158 } 3159 break; 3160 3161 default: 3162 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3163 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3164 break; 3165 } 3166 /* assert(c & FKEY) */ 3167 if (!(sc->flags & SC_SCRN_BLANKED)) 3168 return c; 3169 break; 3170 } 3171 /* goto next_code */ 3172 } else { 3173 /* regular keys (maybe MKEY is set) */ 3174 if (!(sc->flags & SC_SCRN_BLANKED)) 3175 return c; 3176 } 3177 } 3178 3179 goto next_code; 3180 } 3181 3182 int 3183 scmmap(dev_t dev, vm_offset_t offset, int nprot) 3184 { 3185 scr_stat *scp; 3186 3187 scp = SC_STAT(dev); 3188 if (scp != scp->sc->cur_scp) 3189 return -1; 3190 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, nprot); 3191 } 3192 3193 static int 3194 save_kbd_state(scr_stat *scp) 3195 { 3196 int state; 3197 int error; 3198 3199 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3200 if (error == ENOIOCTL) 3201 error = ENODEV; 3202 if (error == 0) { 3203 scp->status &= ~LOCK_MASK; 3204 scp->status |= state; 3205 } 3206 return error; 3207 } 3208 3209 static int 3210 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3211 { 3212 int state; 3213 int error; 3214 3215 if (mask != LOCK_MASK) { 3216 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3217 if (error == ENOIOCTL) 3218 error = ENODEV; 3219 if (error) 3220 return error; 3221 state &= ~mask; 3222 state |= new_bits & mask; 3223 } else { 3224 state = new_bits & LOCK_MASK; 3225 } 3226 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3227 if (error == ENOIOCTL) 3228 error = ENODEV; 3229 return error; 3230 } 3231 3232 static int 3233 update_kbd_leds(scr_stat *scp, int which) 3234 { 3235 int error; 3236 3237 which &= LOCK_MASK; 3238 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3239 if (error == ENOIOCTL) 3240 error = ENODEV; 3241 return error; 3242 } 3243 3244 int 3245 set_mode(scr_stat *scp) 3246 { 3247 video_info_t info; 3248 3249 /* reject unsupported mode */ 3250 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3251 return 1; 3252 3253 /* if this vty is not currently showing, do nothing */ 3254 if (scp != scp->sc->cur_scp) 3255 return 0; 3256 3257 /* setup video hardware for the given mode */ 3258 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3259 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3260 (void *)scp->sc->adp->va_window, FALSE); 3261 3262 #ifndef SC_NO_FONT_LOADING 3263 /* load appropriate font */ 3264 if (!(scp->status & GRAPHICS_MODE)) { 3265 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3266 if (scp->font_size < 14) { 3267 if (scp->sc->fonts_loaded & FONT_8) 3268 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3269 } else if (scp->font_size >= 16) { 3270 if (scp->sc->fonts_loaded & FONT_16) 3271 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3272 } else { 3273 if (scp->sc->fonts_loaded & FONT_14) 3274 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3275 } 3276 /* 3277 * FONT KLUDGE: 3278 * This is an interim kludge to display correct font. 3279 * Always use the font page #0 on the video plane 2. 3280 * Somehow we cannot show the font in other font pages on 3281 * some video cards... XXX 3282 */ 3283 sc_show_font(scp, 0); 3284 } 3285 mark_all(scp); 3286 } 3287 #endif /* !SC_NO_FONT_LOADING */ 3288 3289 sc_set_border(scp, scp->border); 3290 sc_set_cursor_image(scp); 3291 3292 return 0; 3293 } 3294 3295 void 3296 sc_set_border(scr_stat *scp, int color) 3297 { 3298 ++scp->sc->videoio_in_progress; 3299 (*scp->rndr->draw_border)(scp, color); 3300 --scp->sc->videoio_in_progress; 3301 } 3302 3303 #ifndef SC_NO_FONT_LOADING 3304 void 3305 sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3306 int base, int count) 3307 { 3308 sc_softc_t *sc; 3309 3310 sc = scp->sc; 3311 sc->font_loading_in_progress = TRUE; 3312 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3313 sc->font_loading_in_progress = FALSE; 3314 } 3315 3316 void 3317 sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3318 int base, int count) 3319 { 3320 sc_softc_t *sc; 3321 3322 sc = scp->sc; 3323 sc->font_loading_in_progress = TRUE; 3324 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3325 sc->font_loading_in_progress = FALSE; 3326 } 3327 3328 void 3329 sc_show_font(scr_stat *scp, int page) 3330 { 3331 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3332 } 3333 #endif /* !SC_NO_FONT_LOADING */ 3334 3335 void 3336 sc_paste(scr_stat *scp, u_char *p, int count) 3337 { 3338 struct tty *tp; 3339 u_char *rmap; 3340 3341 if (scp->status & MOUSE_VISIBLE) { 3342 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3343 if (!(tp->t_state & TS_ISOPEN)) 3344 return; 3345 rmap = scp->sc->scr_rmap; 3346 for (; count > 0; --count) 3347 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 3348 } 3349 } 3350 3351 void 3352 sc_bell(scr_stat *scp, int pitch, int duration) 3353 { 3354 if (cold || shutdown_in_progress) 3355 return; 3356 3357 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3358 return; 3359 3360 if (scp->sc->flags & SC_VISUAL_BELL) { 3361 if (scp->sc->blink_in_progress) 3362 return; 3363 scp->sc->blink_in_progress = 3; 3364 if (scp != scp->sc->cur_scp) 3365 scp->sc->blink_in_progress += 2; 3366 blink_screen(scp->sc->cur_scp); 3367 } else { 3368 if (scp != scp->sc->cur_scp) 3369 pitch *= 2; 3370 sysbeep(pitch, duration); 3371 } 3372 } 3373 3374 static void 3375 blink_screen(void *arg) 3376 { 3377 scr_stat *scp = arg; 3378 struct tty *tp; 3379 3380 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3381 scp->sc->blink_in_progress = 0; 3382 mark_all(scp); 3383 tp = VIRTUAL_TTY(scp->sc, scp->index); 3384 if (tp->t_state & TS_ISOPEN) 3385 scstart(tp); 3386 if (scp->sc->delayed_next_scr) 3387 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3388 } 3389 else { 3390 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3391 scp->sc->blink_in_progress & 1); 3392 scp->sc->blink_in_progress--; 3393 timeout(blink_screen, scp, hz / 10); 3394 } 3395 } 3396