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 "opt_apm.h" 36 #endif 37 38 #include <sys/param.h> 39 #include <sys/systm.h> 40 #include <sys/conf.h> 41 #include <sys/cons.h> 42 #include <sys/consio.h> 43 #include <sys/eventhandler.h> 44 #include <sys/fbio.h> 45 #include <sys/kbio.h> 46 #include <sys/kernel.h> 47 #include <sys/lock.h> 48 #include <sys/malloc.h> 49 #include <sys/mutex.h> 50 #include <sys/proc.h> 51 #include <sys/random.h> 52 #include <sys/reboot.h> 53 #include <sys/signalvar.h> 54 #include <sys/sysctl.h> 55 #include <sys/tty.h> 56 57 #include <machine/clock.h> 58 #include <machine/psl.h> 59 #include <machine/pc/display.h> 60 #ifdef __i386__ 61 #include <machine/apm_bios.h> 62 #include <machine/frame.h> 63 #endif 64 65 #include <dev/kbd/kbdreg.h> 66 #include <dev/fb/fbreg.h> 67 #include <dev/fb/splashreg.h> 68 #include <dev/syscons/syscons.h> 69 70 #define COLD 0 71 #define WARM 1 72 73 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 74 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 75 76 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 77 78 typedef struct default_attr { 79 int std_color; /* normal hardware color */ 80 int rev_color; /* reverse hardware color */ 81 } default_attr; 82 83 static default_attr user_default = { 84 SC_NORM_ATTR, 85 SC_NORM_REV_ATTR, 86 }; 87 88 static default_attr kernel_default = { 89 SC_KERNEL_CONS_ATTR, 90 SC_KERNEL_CONS_REV_ATTR, 91 }; 92 93 static int sc_console_unit = -1; 94 static scr_stat *sc_console; 95 static struct tty *sc_console_tty; 96 static void *kernel_console_ts; 97 98 static char init_done = COLD; 99 static char shutdown_in_progress = FALSE; 100 static char sc_malloc = FALSE; 101 102 static int saver_mode = CONS_LKM_SAVER; /* LKM/user saver */ 103 static int run_scrn_saver = FALSE; /* should run the saver? */ 104 static long scrn_blank_time = 0; /* screen saver timeout value */ 105 #if NSPLASH > 0 106 static int scrn_blanked; /* # of blanked screen */ 107 static int sticky_splash = FALSE; 108 109 static void none_saver(sc_softc_t *sc, int blank) { } 110 static void (*current_saver)(sc_softc_t *, int) = none_saver; 111 #endif 112 113 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 114 #include "font.h" 115 #endif 116 117 d_ioctl_t *sc_user_ioctl; 118 119 static bios_values_t bios_value; 120 121 static int enable_panic_key; 122 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 123 0, ""); 124 125 #define SC_CONSOLECTL 255 126 127 #define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 128 SC_DEV((sc), (x))->si_tty : NULL) 129 130 static int debugger; 131 132 /* prototypes */ 133 static int scvidprobe(int unit, int flags, int cons); 134 static int sckbdprobe(int unit, int flags, int cons); 135 static void scmeminit(void *arg); 136 static int scdevtounit(dev_t dev); 137 static kbd_callback_func_t sckbdevent; 138 static int scparam(struct tty *tp, struct termios *t); 139 static void scstart(struct tty *tp); 140 static void scinit(int unit, int flags); 141 #if __i386__ 142 static void scterm(int unit, int flags); 143 #endif 144 static void scshutdown(void *arg, int howto); 145 static u_int scgetc(sc_softc_t *sc, u_int flags); 146 #define SCGETC_CN 1 147 #define SCGETC_NONBLOCK 2 148 static int sccngetch(int flags); 149 static void sccnupdate(scr_stat *scp); 150 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 151 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 152 static timeout_t scrn_timer; 153 static int and_region(int *s1, int *e1, int s2, int e2); 154 static void scrn_update(scr_stat *scp, int show_cursor); 155 156 #if NSPLASH > 0 157 static int scsplash_callback(int event, void *arg); 158 static void scsplash_saver(sc_softc_t *sc, int show); 159 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 160 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 161 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 162 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 163 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 164 static int wait_scrn_saver_stop(sc_softc_t *sc); 165 #define scsplash_stick(stick) (sticky_splash = (stick)) 166 #else /* !NSPLASH */ 167 #define scsplash_stick(stick) 168 #endif /* NSPLASH */ 169 170 static int do_switch_scr(sc_softc_t *sc, int s); 171 static int vt_proc_alive(scr_stat *scp); 172 static int signal_vt_rel(scr_stat *scp); 173 static int signal_vt_acq(scr_stat *scp); 174 static void exchange_scr(sc_softc_t *sc); 175 static void update_cursor_image(scr_stat *scp); 176 static int save_kbd_state(scr_stat *scp); 177 static int update_kbd_state(scr_stat *scp, int state, int mask); 178 static int update_kbd_leds(scr_stat *scp, int which); 179 static timeout_t blink_screen; 180 181 #define CDEV_MAJOR 12 182 183 static cn_probe_t sccnprobe; 184 static cn_init_t sccninit; 185 static cn_getc_t sccngetc; 186 static cn_checkc_t sccncheckc; 187 static cn_putc_t sccnputc; 188 static cn_dbctl_t sccndbctl; 189 static cn_term_t sccnterm; 190 191 #if __alpha__ 192 void sccnattach(void); 193 #endif 194 195 CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 196 sccndbctl); 197 198 static d_open_t scopen; 199 static d_close_t scclose; 200 static d_read_t scread; 201 static d_ioctl_t scioctl; 202 static d_mmap_t scmmap; 203 204 static struct cdevsw sc_cdevsw = { 205 /* open */ scopen, 206 /* close */ scclose, 207 /* read */ scread, 208 /* write */ ttywrite, 209 /* ioctl */ scioctl, 210 /* poll */ ttypoll, 211 /* mmap */ scmmap, 212 /* strategy */ nostrategy, 213 /* name */ "sc", 214 /* maj */ CDEV_MAJOR, 215 /* dump */ nodump, 216 /* psize */ nopsize, 217 /* flags */ D_TTY, 218 }; 219 220 int 221 sc_probe_unit(int unit, int flags) 222 { 223 if (!scvidprobe(unit, flags, FALSE)) { 224 if (bootverbose) 225 printf("sc%d: no video adapter is found.\n", unit); 226 return ENXIO; 227 } 228 229 /* syscons will be attached even when there is no keyboard */ 230 sckbdprobe(unit, flags, FALSE); 231 232 return 0; 233 } 234 235 /* probe video adapters, return TRUE if found */ 236 static int 237 scvidprobe(int unit, int flags, int cons) 238 { 239 /* 240 * Access the video adapter driver through the back door! 241 * Video adapter drivers need to be configured before syscons. 242 * However, when syscons is being probed as the low-level console, 243 * they have not been initialized yet. We force them to initialize 244 * themselves here. XXX 245 */ 246 vid_configure(cons ? VIO_PROBE_ONLY : 0); 247 248 return (vid_find_adapter("*", unit) >= 0); 249 } 250 251 /* probe the keyboard, return TRUE if found */ 252 static int 253 sckbdprobe(int unit, int flags, int cons) 254 { 255 /* access the keyboard driver through the backdoor! */ 256 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 257 258 return (kbd_find_keyboard("*", unit) >= 0); 259 } 260 261 static char 262 *adapter_name(video_adapter_t *adp) 263 { 264 static struct { 265 int type; 266 char *name[2]; 267 } names[] = { 268 { KD_MONO, { "MDA", "MDA" } }, 269 { KD_HERCULES, { "Hercules", "Hercules" } }, 270 { KD_CGA, { "CGA", "CGA" } }, 271 { KD_EGA, { "EGA", "EGA (mono)" } }, 272 { KD_VGA, { "VGA", "VGA (mono)" } }, 273 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 274 { KD_TGA, { "TGA", "TGA" } }, 275 { -1, { "Unknown", "Unknown" } }, 276 }; 277 int i; 278 279 for (i = 0; names[i].type != -1; ++i) 280 if (names[i].type == adp->va_type) 281 break; 282 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 283 } 284 285 int 286 sc_attach_unit(int unit, int flags) 287 { 288 sc_softc_t *sc; 289 scr_stat *scp; 290 #ifdef SC_PIXEL_MODE 291 video_info_t info; 292 #endif 293 int vc; 294 dev_t dev; 295 296 flags &= ~SC_KERNEL_CONSOLE; 297 298 if (sc_console_unit == unit) { 299 /* 300 * If this unit is being used as the system console, we need to 301 * adjust some variables and buffers before and after scinit(). 302 */ 303 /* assert(sc_console != NULL) */ 304 flags |= SC_KERNEL_CONSOLE; 305 scmeminit(NULL); 306 307 scinit(unit, flags); 308 309 if (sc_console->tsw->te_size > 0) { 310 /* assert(sc_console->ts != NULL); */ 311 kernel_console_ts = sc_console->ts; 312 sc_console->ts = malloc(sc_console->tsw->te_size, 313 M_DEVBUF, M_WAITOK); 314 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 315 (*sc_console->tsw->te_default_attr)(sc_console, 316 user_default.std_color, 317 user_default.rev_color); 318 } 319 } else { 320 scinit(unit, flags); 321 } 322 323 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 324 sc->config = flags; 325 scp = SC_STAT(sc->dev[0]); 326 if (sc_console == NULL) /* sc_console_unit < 0 */ 327 sc_console = scp; 328 329 #ifdef SC_PIXEL_MODE 330 if ((sc->config & SC_VESA800X600) 331 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 332 #if NSPLASH > 0 333 if (sc->flags & SC_SPLASH_SCRN) 334 splash_term(sc->adp); 335 #endif 336 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 337 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 338 sc->initial_mode = M_VESA_800x600; 339 #if NSPLASH > 0 340 /* put up the splash again! */ 341 if (sc->flags & SC_SPLASH_SCRN) 342 splash_init(sc->adp, scsplash_callback, sc); 343 #endif 344 } 345 #endif /* SC_PIXEL_MODE */ 346 347 /* initialize cursor */ 348 if (!ISGRAPHSC(scp)) 349 update_cursor_image(scp); 350 351 /* get screen update going */ 352 scrn_timer(sc); 353 354 /* set up the keyboard */ 355 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 356 update_kbd_state(scp, scp->status, LOCK_MASK); 357 358 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 359 unit, adapter_name(sc->adp), sc->vtys, sc->config); 360 if (bootverbose) { 361 printf("sc%d:", unit); 362 if (sc->adapter >= 0) 363 printf(" fb%d", sc->adapter); 364 if (sc->keyboard >= 0) 365 printf(", kbd%d", sc->keyboard); 366 if (scp->tsw) 367 printf(", terminal emulator: %s (%s)", 368 scp->tsw->te_name, scp->tsw->te_desc); 369 printf("\n"); 370 } 371 372 /* register a shutdown callback for the kernel console */ 373 if (sc_console_unit == unit) 374 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 375 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 376 377 for (vc = 0; vc < sc->vtys; vc++) { 378 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 379 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 380 sc->dev[vc] = dev; 381 /* 382 * The first vty already has struct tty and scr_stat initialized 383 * in scinit(). The other vtys will have these structs when 384 * first opened. 385 */ 386 } 387 388 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 389 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 390 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 391 SC_STAT(dev) = sc_console; 392 393 return 0; 394 } 395 396 static void 397 scmeminit(void *arg) 398 { 399 if (sc_malloc) 400 return; 401 sc_malloc = TRUE; 402 403 /* 404 * As soon as malloc() becomes functional, we had better allocate 405 * various buffers for the kernel console. 406 */ 407 408 if (sc_console_unit < 0) /* sc_console == NULL */ 409 return; 410 411 /* copy the temporary buffer to the final buffer */ 412 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 413 414 #ifndef SC_NO_CUTPASTE 415 sc_alloc_cut_buffer(sc_console, FALSE); 416 #endif 417 418 #ifndef SC_NO_HISTORY 419 /* initialize history buffer & pointers */ 420 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 421 #endif 422 } 423 424 /* XXX */ 425 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 426 427 static int 428 scdevtounit(dev_t dev) 429 { 430 int vty = SC_VTY(dev); 431 432 if (vty == SC_CONSOLECTL) 433 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 434 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 435 return -1; 436 else 437 return vty/MAXCONS; 438 } 439 440 int 441 scopen(dev_t dev, int flag, int mode, struct proc *p) 442 { 443 int unit = scdevtounit(dev); 444 sc_softc_t *sc; 445 struct tty *tp; 446 scr_stat *scp; 447 keyarg_t key; 448 int error; 449 450 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 451 major(dev), minor(dev), unit, SC_VTY(dev))); 452 453 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 454 if (sc == NULL) 455 return ENXIO; 456 457 tp = dev->si_tty = ttymalloc(dev->si_tty); 458 tp->t_oproc = scstart; 459 tp->t_param = scparam; 460 tp->t_stop = nottystop; 461 tp->t_dev = dev; 462 if (!(tp->t_state & TS_ISOPEN)) { 463 ttychars(tp); 464 /* Use the current setting of the <-- key as default VERASE. */ 465 /* If the Delete key is preferable, an stty is necessary */ 466 if (sc->kbd != NULL) { 467 key.keynum = KEYCODE_BS; 468 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 469 tp->t_cc[VERASE] = key.key.map[0]; 470 } 471 tp->t_iflag = TTYDEF_IFLAG; 472 tp->t_oflag = TTYDEF_OFLAG; 473 tp->t_cflag = TTYDEF_CFLAG; 474 tp->t_lflag = TTYDEF_LFLAG; 475 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 476 scparam(tp, &tp->t_termios); 477 (*linesw[tp->t_line].l_modem)(tp, 1); 478 } 479 else 480 if (tp->t_state & TS_XCLUDE && suser(p)) 481 return(EBUSY); 482 483 error = (*linesw[tp->t_line].l_open)(dev, tp); 484 485 scp = SC_STAT(dev); 486 if (scp == NULL) { 487 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 488 if (ISGRAPHSC(scp)) 489 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 490 } 491 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 492 tp->t_winsize.ws_col = scp->xsize; 493 tp->t_winsize.ws_row = scp->ysize; 494 } 495 496 return error; 497 } 498 499 int 500 scclose(dev_t dev, int flag, int mode, struct proc *p) 501 { 502 struct tty *tp = dev->si_tty; 503 scr_stat *scp; 504 int s; 505 506 if (SC_VTY(dev) != SC_CONSOLECTL) { 507 scp = SC_STAT(tp->t_dev); 508 /* were we in the middle of the VT switching process? */ 509 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 510 s = spltty(); 511 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 512 cons_unavail = FALSE; 513 if (scp->status & SWITCH_WAIT_REL) { 514 /* assert(scp == scp->sc->cur_scp) */ 515 DPRINTF(5, ("reset WAIT_REL, ")); 516 scp->status &= ~SWITCH_WAIT_REL; 517 do_switch_scr(scp->sc, s); 518 } 519 if (scp->status & SWITCH_WAIT_ACQ) { 520 /* assert(scp == scp->sc->cur_scp) */ 521 DPRINTF(5, ("reset WAIT_ACQ, ")); 522 scp->status &= ~SWITCH_WAIT_ACQ; 523 scp->sc->switch_in_progress = 0; 524 } 525 #if not_yet_done 526 if (scp == &main_console) { 527 scp->pid = 0; 528 scp->proc = NULL; 529 scp->smode.mode = VT_AUTO; 530 } 531 else { 532 sc_vtb_destroy(&scp->vtb); 533 sc_vtb_destroy(&scp->scr); 534 sc_free_history_buffer(scp, scp->ysize); 535 SC_STAT(dev) = NULL; 536 free(scp, M_DEVBUF); 537 } 538 #else 539 scp->pid = 0; 540 scp->proc = NULL; 541 scp->smode.mode = VT_AUTO; 542 #endif 543 scp->kbd_mode = K_XLATE; 544 if (scp == scp->sc->cur_scp) 545 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 546 DPRINTF(5, ("done.\n")); 547 } 548 spltty(); 549 (*linesw[tp->t_line].l_close)(tp, flag); 550 ttyclose(tp); 551 spl0(); 552 return(0); 553 } 554 555 int 556 scread(dev_t dev, struct uio *uio, int flag) 557 { 558 sc_touch_scrn_saver(); 559 return ttyread(dev, uio, flag); 560 } 561 562 static int 563 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 564 { 565 sc_softc_t *sc; 566 struct tty *cur_tty; 567 int c; 568 size_t len; 569 u_char *cp; 570 571 sc = (sc_softc_t *)arg; 572 /* assert(thiskbd == sc->kbd) */ 573 574 switch (event) { 575 case KBDIO_KEYINPUT: 576 break; 577 case KBDIO_UNLOADING: 578 sc->kbd = NULL; 579 sc->keyboard = -1; 580 kbd_release(thiskbd, (void *)&sc->keyboard); 581 return 0; 582 default: 583 return EINVAL; 584 } 585 586 /* 587 * Loop while there is still input to get from the keyboard. 588 * I don't think this is nessesary, and it doesn't fix 589 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 590 */ 591 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 592 593 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 594 /* XXX */ 595 if (!(cur_tty->t_state & TS_ISOPEN)) 596 if (((cur_tty = sc_console_tty) == NULL) 597 || !(cur_tty->t_state & TS_ISOPEN)) 598 continue; 599 600 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 601 continue; 602 603 switch (KEYFLAGS(c)) { 604 case 0x0000: /* normal key */ 605 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 606 break; 607 case FKEY: /* function key, return string */ 608 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 609 if (cp != NULL) { 610 while (len-- > 0) 611 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 612 } 613 break; 614 case MKEY: /* meta is active, prepend ESC */ 615 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 616 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 617 break; 618 case BKEY: /* backtab fixed sequence (esc [ Z) */ 619 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 620 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 621 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 622 break; 623 } 624 } 625 626 sc->cur_scp->status |= MOUSE_HIDDEN; 627 628 return 0; 629 } 630 631 static int 632 scparam(struct tty *tp, struct termios *t) 633 { 634 tp->t_ispeed = t->c_ispeed; 635 tp->t_ospeed = t->c_ospeed; 636 tp->t_cflag = t->c_cflag; 637 return 0; 638 } 639 640 int 641 scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p) 642 { 643 int error; 644 int i; 645 struct tty *tp; 646 sc_softc_t *sc; 647 scr_stat *scp; 648 int s; 649 650 tp = dev->si_tty; 651 652 /* If there is a user_ioctl function call that first */ 653 if (sc_user_ioctl) { 654 error = (*sc_user_ioctl)(dev, cmd, data, flag, p); 655 if (error != ENOIOCTL) 656 return error; 657 } 658 659 error = sc_vid_ioctl(tp, cmd, data, flag, p); 660 if (error != ENOIOCTL) 661 return error; 662 663 #ifndef SC_NO_HISTORY 664 error = sc_hist_ioctl(tp, cmd, data, flag, p); 665 if (error != ENOIOCTL) 666 return error; 667 #endif 668 669 #ifndef SC_NO_SYSMOUSE 670 error = sc_mouse_ioctl(tp, cmd, data, flag, p); 671 if (error != ENOIOCTL) 672 return error; 673 #endif 674 675 scp = SC_STAT(tp->t_dev); 676 /* assert(scp != NULL) */ 677 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 678 sc = scp->sc; 679 680 if (scp->tsw) { 681 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, p); 682 if (error != ENOIOCTL) 683 return error; 684 } 685 686 switch (cmd) { /* process console hardware related ioctl's */ 687 688 case GIO_ATTR: /* get current attributes */ 689 /* this ioctl is not processed here, but in the terminal emulator */ 690 return ENOTTY; 691 692 case GIO_COLOR: /* is this a color console ? */ 693 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 694 return 0; 695 696 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 697 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 698 return EINVAL; 699 s = spltty(); 700 scrn_blank_time = *(int *)data; 701 run_scrn_saver = (scrn_blank_time != 0); 702 splx(s); 703 return 0; 704 705 case CONS_CURSORTYPE: /* set cursor type blink/noblink */ 706 s = spltty(); 707 if (!ISGRAPHSC(sc->cur_scp)) 708 sc_remove_cursor_image(sc->cur_scp); 709 if ((*(int*)data) & 0x01) 710 sc->flags |= SC_BLINK_CURSOR; 711 else 712 sc->flags &= ~SC_BLINK_CURSOR; 713 if ((*(int*)data) & 0x02) { 714 sc->flags |= SC_CHAR_CURSOR; 715 } else 716 sc->flags &= ~SC_CHAR_CURSOR; 717 /* 718 * The cursor shape is global property; all virtual consoles 719 * are affected. Update the cursor in the current console... 720 */ 721 if (!ISGRAPHSC(sc->cur_scp)) { 722 sc_set_cursor_image(sc->cur_scp); 723 sc_draw_cursor_image(sc->cur_scp); 724 } 725 splx(s); 726 return 0; 727 728 case CONS_BELLTYPE: /* set bell type sound/visual */ 729 if ((*(int *)data) & 0x01) 730 sc->flags |= SC_VISUAL_BELL; 731 else 732 sc->flags &= ~SC_VISUAL_BELL; 733 if ((*(int *)data) & 0x02) 734 sc->flags |= SC_QUIET_BELL; 735 else 736 sc->flags &= ~SC_QUIET_BELL; 737 return 0; 738 739 case CONS_GETINFO: /* get current (virtual) console info */ 740 { 741 vid_info_t *ptr = (vid_info_t*)data; 742 if (ptr->size == sizeof(struct vid_info)) { 743 ptr->m_num = sc->cur_scp->index; 744 ptr->mv_col = scp->xpos; 745 ptr->mv_row = scp->ypos; 746 ptr->mv_csz = scp->xsize; 747 ptr->mv_rsz = scp->ysize; 748 /* 749 * The following fields are filled by the terminal emulator. XXX 750 * 751 * ptr->mv_norm.fore 752 * ptr->mv_norm.back 753 * ptr->mv_rev.fore 754 * ptr->mv_rev.back 755 */ 756 ptr->mv_grfc.fore = 0; /* not supported */ 757 ptr->mv_grfc.back = 0; /* not supported */ 758 ptr->mv_ovscan = scp->border; 759 if (scp == sc->cur_scp) 760 save_kbd_state(scp); 761 ptr->mk_keylock = scp->status & LOCK_MASK; 762 return 0; 763 } 764 return EINVAL; 765 } 766 767 case CONS_GETVERS: /* get version number */ 768 *(int*)data = 0x200; /* version 2.0 */ 769 return 0; 770 771 case CONS_IDLE: /* see if the screen has been idle */ 772 /* 773 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 774 * the user process may have been writing something on the 775 * screen and syscons is not aware of it. Declare the screen 776 * is NOT idle if it is in one of these modes. But there is 777 * an exception to it; if a screen saver is running in the 778 * graphics mode in the current screen, we should say that the 779 * screen has been idle. 780 */ 781 *(int *)data = (sc->flags & SC_SCRN_IDLE) 782 && (!ISGRAPHSC(sc->cur_scp) 783 || (sc->cur_scp->status & SAVER_RUNNING)); 784 return 0; 785 786 case CONS_SAVERMODE: /* set saver mode */ 787 switch(*(int *)data) { 788 case CONS_USR_SAVER: 789 /* if a LKM screen saver is running, stop it first. */ 790 scsplash_stick(FALSE); 791 saver_mode = *(int *)data; 792 s = spltty(); 793 #if NSPLASH > 0 794 if ((error = wait_scrn_saver_stop(NULL))) { 795 splx(s); 796 return error; 797 } 798 #endif /* NSPLASH */ 799 run_scrn_saver = TRUE; 800 scp->status |= SAVER_RUNNING; 801 scsplash_stick(TRUE); 802 splx(s); 803 break; 804 case CONS_LKM_SAVER: 805 s = spltty(); 806 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 807 scp->status &= ~SAVER_RUNNING; 808 saver_mode = *(int *)data; 809 splx(s); 810 break; 811 default: 812 return EINVAL; 813 } 814 return 0; 815 816 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 817 /* 818 * Note that this ioctl does not guarantee the screen saver 819 * actually starts or stops. It merely attempts to do so... 820 */ 821 s = spltty(); 822 run_scrn_saver = (*(int *)data != 0); 823 if (run_scrn_saver) 824 sc->scrn_time_stamp -= scrn_blank_time; 825 splx(s); 826 return 0; 827 828 case CONS_SCRSHOT: /* get a screen shot */ 829 { 830 scrshot_t *ptr = (scrshot_t*)data; 831 s = spltty(); 832 if (ISGRAPHSC(scp)) { 833 splx(s); 834 return EOPNOTSUPP; 835 } 836 if (scp->xsize != ptr->xsize || scp->ysize != ptr->ysize) { 837 splx(s); 838 return EINVAL; 839 } 840 copyout ((void*)scp->vtb.vtb_buffer, ptr->buf, 841 ptr->xsize * ptr->ysize * sizeof(u_int16_t)); 842 splx(s); 843 return 0; 844 } 845 846 case VT_SETMODE: /* set screen switcher mode */ 847 { 848 struct vt_mode *mode; 849 struct proc *p1; 850 851 mode = (struct vt_mode *)data; 852 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 853 if (scp->smode.mode == VT_PROCESS) { 854 p1 = pfind(scp->pid); 855 if (scp->proc == p1 && scp->proc != p) { 856 if (p1) 857 PROC_UNLOCK(p1); 858 DPRINTF(5, ("error EPERM\n")); 859 return EPERM; 860 } 861 if (p1) 862 PROC_UNLOCK(p1); 863 } 864 s = spltty(); 865 if (mode->mode == VT_AUTO) { 866 scp->smode.mode = VT_AUTO; 867 scp->proc = NULL; 868 scp->pid = 0; 869 DPRINTF(5, ("VT_AUTO, ")); 870 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 871 cons_unavail = FALSE; 872 /* were we in the middle of the vty switching process? */ 873 if (scp->status & SWITCH_WAIT_REL) { 874 /* assert(scp == scp->sc->cur_scp) */ 875 DPRINTF(5, ("reset WAIT_REL, ")); 876 scp->status &= ~SWITCH_WAIT_REL; 877 s = do_switch_scr(sc, s); 878 } 879 if (scp->status & SWITCH_WAIT_ACQ) { 880 /* assert(scp == scp->sc->cur_scp) */ 881 DPRINTF(5, ("reset WAIT_ACQ, ")); 882 scp->status &= ~SWITCH_WAIT_ACQ; 883 sc->switch_in_progress = 0; 884 } 885 } else { 886 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 887 || !ISSIGVALID(mode->frsig)) { 888 splx(s); 889 DPRINTF(5, ("error EINVAL\n")); 890 return EINVAL; 891 } 892 DPRINTF(5, ("VT_PROCESS %d, ", p->p_pid)); 893 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 894 scp->proc = p; 895 scp->pid = scp->proc->p_pid; 896 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 897 cons_unavail = TRUE; 898 } 899 splx(s); 900 DPRINTF(5, ("\n")); 901 return 0; 902 } 903 904 case VT_GETMODE: /* get screen switcher mode */ 905 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 906 return 0; 907 908 case VT_RELDISP: /* screen switcher ioctl */ 909 s = spltty(); 910 /* 911 * This must be the current vty which is in the VT_PROCESS 912 * switching mode... 913 */ 914 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 915 splx(s); 916 return EINVAL; 917 } 918 /* ...and this process is controlling it. */ 919 if (scp->proc != p) { 920 splx(s); 921 return EPERM; 922 } 923 error = EINVAL; 924 switch(*(int *)data) { 925 case VT_FALSE: /* user refuses to release screen, abort */ 926 if ((scp == sc->old_scp) && (scp->status & SWITCH_WAIT_REL)) { 927 sc->old_scp->status &= ~SWITCH_WAIT_REL; 928 sc->switch_in_progress = 0; 929 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 930 error = 0; 931 } 932 break; 933 934 case VT_TRUE: /* user has released screen, go on */ 935 if ((scp == sc->old_scp) && (scp->status & SWITCH_WAIT_REL)) { 936 scp->status &= ~SWITCH_WAIT_REL; 937 s = do_switch_scr(sc, s); 938 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 939 error = 0; 940 } 941 break; 942 943 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 944 if ((scp == sc->new_scp) && (scp->status & SWITCH_WAIT_ACQ)) { 945 scp->status &= ~SWITCH_WAIT_ACQ; 946 sc->switch_in_progress = 0; 947 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 948 error = 0; 949 } 950 break; 951 952 default: 953 break; 954 } 955 splx(s); 956 return error; 957 958 case VT_OPENQRY: /* return free virtual console */ 959 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 960 tp = VIRTUAL_TTY(sc, i); 961 if ((tp == NULL) || !(tp->t_state & TS_ISOPEN)) { 962 *(int *)data = i + 1; 963 return 0; 964 } 965 } 966 return EINVAL; 967 968 case VT_ACTIVATE: /* switch to screen *data */ 969 s = spltty(); 970 sc_clean_up(sc->cur_scp); 971 splx(s); 972 return sc_switch_scr(sc, *(int *)data - 1); 973 974 case VT_WAITACTIVE: /* wait for switch to occur */ 975 if ((*(int *)data >= sc->first_vty + sc->vtys) 976 || (*(int *)data < sc->first_vty)) 977 return EINVAL; 978 s = spltty(); 979 error = sc_clean_up(sc->cur_scp); 980 splx(s); 981 if (error) 982 return error; 983 if (*(int *)data != 0) 984 scp = SC_STAT(SC_DEV(sc, *(int *)data - 1)); 985 if (scp == scp->sc->cur_scp) 986 return 0; 987 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, 988 "waitvt", 0)) == ERESTART) ; 989 return error; 990 991 case VT_GETACTIVE: /* get active vty # */ 992 *(int *)data = sc->cur_scp->index + 1; 993 return 0; 994 995 case VT_GETINDEX: /* get this vty # */ 996 *(int *)data = scp->index + 1; 997 return 0; 998 999 case KDENABIO: /* allow io operations */ 1000 error = suser(p); 1001 if (error != 0) 1002 return error; 1003 if (securelevel > 0) 1004 return EPERM; 1005 #ifdef __i386__ 1006 p->p_frame->tf_eflags |= PSL_IOPL; 1007 #endif 1008 return 0; 1009 1010 case KDDISABIO: /* disallow io operations (default) */ 1011 #ifdef __i386__ 1012 p->p_frame->tf_eflags &= ~PSL_IOPL; 1013 #endif 1014 return 0; 1015 1016 case KDSKBSTATE: /* set keyboard state (locks) */ 1017 if (*(int *)data & ~LOCK_MASK) 1018 return EINVAL; 1019 scp->status &= ~LOCK_MASK; 1020 scp->status |= *(int *)data; 1021 if (scp == sc->cur_scp) 1022 update_kbd_state(scp, scp->status, LOCK_MASK); 1023 return 0; 1024 1025 case KDGKBSTATE: /* get keyboard state (locks) */ 1026 if (scp == sc->cur_scp) 1027 save_kbd_state(scp); 1028 *(int *)data = scp->status & LOCK_MASK; 1029 return 0; 1030 1031 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1032 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1033 error = kbd_ioctl(sc->kbd, cmd, data); 1034 if (error == ENOIOCTL) 1035 error = ENODEV; 1036 return error; 1037 1038 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1039 if (*(int *)data & ~0x7f) 1040 return EINVAL; 1041 error = kbd_ioctl(sc->kbd, cmd, data); 1042 if (error == ENOIOCTL) 1043 error = ENODEV; 1044 return error; 1045 1046 case KDSKBMODE: /* set keyboard mode */ 1047 switch (*(int *)data) { 1048 case K_XLATE: /* switch to XLT ascii mode */ 1049 case K_RAW: /* switch to RAW scancode mode */ 1050 case K_CODE: /* switch to CODE mode */ 1051 scp->kbd_mode = *(int *)data; 1052 if (scp == sc->cur_scp) 1053 kbd_ioctl(sc->kbd, cmd, data); 1054 return 0; 1055 default: 1056 return EINVAL; 1057 } 1058 /* NOT REACHED */ 1059 1060 case KDGKBMODE: /* get keyboard mode */ 1061 *(int *)data = scp->kbd_mode; 1062 return 0; 1063 1064 case KDGKBINFO: 1065 error = kbd_ioctl(sc->kbd, cmd, data); 1066 if (error == ENOIOCTL) 1067 error = ENODEV; 1068 return error; 1069 1070 case KDMKTONE: /* sound the bell */ 1071 if (*(int*)data) 1072 sc_bell(scp, (*(int*)data)&0xffff, 1073 (((*(int*)data)>>16)&0xffff)*hz/1000); 1074 else 1075 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1076 return 0; 1077 1078 case KIOCSOUND: /* make tone (*data) hz */ 1079 if (scp == sc->cur_scp) { 1080 if (*(int *)data) 1081 return sc_tone(*(int *)data); 1082 else 1083 return sc_tone(0); 1084 } 1085 return 0; 1086 1087 case KDGKBTYPE: /* get keyboard type */ 1088 error = kbd_ioctl(sc->kbd, cmd, data); 1089 if (error == ENOIOCTL) { 1090 /* always return something? XXX */ 1091 *(int *)data = 0; 1092 } 1093 return 0; 1094 1095 case KDSETLED: /* set keyboard LED status */ 1096 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1097 return EINVAL; 1098 scp->status &= ~LED_MASK; 1099 scp->status |= *(int *)data; 1100 if (scp == sc->cur_scp) 1101 update_kbd_leds(scp, scp->status); 1102 return 0; 1103 1104 case KDGETLED: /* get keyboard LED status */ 1105 if (scp == sc->cur_scp) 1106 save_kbd_state(scp); 1107 *(int *)data = scp->status & LED_MASK; 1108 return 0; 1109 1110 case CONS_SETKBD: /* set the new keyboard */ 1111 { 1112 keyboard_t *newkbd; 1113 1114 s = spltty(); 1115 newkbd = kbd_get_keyboard(*(int *)data); 1116 if (newkbd == NULL) { 1117 splx(s); 1118 return EINVAL; 1119 } 1120 error = 0; 1121 if (sc->kbd != newkbd) { 1122 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1123 (void *)&sc->keyboard, sckbdevent, sc); 1124 /* i == newkbd->kb_index */ 1125 if (i >= 0) { 1126 if (sc->kbd != NULL) { 1127 save_kbd_state(sc->cur_scp); 1128 kbd_release(sc->kbd, (void *)&sc->keyboard); 1129 } 1130 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1131 sc->keyboard = i; 1132 kbd_ioctl(sc->kbd, KDSKBMODE, 1133 (caddr_t)&sc->cur_scp->kbd_mode); 1134 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1135 LOCK_MASK); 1136 } else { 1137 error = EPERM; /* XXX */ 1138 } 1139 } 1140 splx(s); 1141 return error; 1142 } 1143 1144 case CONS_RELKBD: /* release the current keyboard */ 1145 s = spltty(); 1146 error = 0; 1147 if (sc->kbd != NULL) { 1148 save_kbd_state(sc->cur_scp); 1149 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1150 if (error == 0) { 1151 sc->kbd = NULL; 1152 sc->keyboard = -1; 1153 } 1154 } 1155 splx(s); 1156 return error; 1157 1158 case CONS_GETTERM: /* get the current terminal emulator info */ 1159 { 1160 sc_term_sw_t *sw; 1161 1162 if (((term_info_t *)data)->ti_index == 0) { 1163 sw = scp->tsw; 1164 } else { 1165 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1166 } 1167 if (sw != NULL) { 1168 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1169 sizeof(((term_info_t *)data)->ti_name)); 1170 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1171 sizeof(((term_info_t *)data)->ti_desc)); 1172 ((term_info_t *)data)->ti_flags = 0; 1173 return 0; 1174 } else { 1175 ((term_info_t *)data)->ti_name[0] = '\0'; 1176 ((term_info_t *)data)->ti_desc[0] = '\0'; 1177 ((term_info_t *)data)->ti_flags = 0; 1178 return EINVAL; 1179 } 1180 } 1181 1182 case CONS_SETTERM: /* set the current terminal emulator */ 1183 s = spltty(); 1184 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1185 /* FIXME: what if scp == sc_console! XXX */ 1186 splx(s); 1187 return error; 1188 1189 case GIO_SCRNMAP: /* get output translation table */ 1190 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1191 return 0; 1192 1193 case PIO_SCRNMAP: /* set output translation table */ 1194 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1195 for (i=0; i<sizeof(sc->scr_map); i++) { 1196 sc->scr_rmap[sc->scr_map[i]] = i; 1197 } 1198 return 0; 1199 1200 case GIO_KEYMAP: /* get keyboard translation table */ 1201 case PIO_KEYMAP: /* set keyboard translation table */ 1202 case GIO_DEADKEYMAP: /* get accent key translation table */ 1203 case PIO_DEADKEYMAP: /* set accent key translation table */ 1204 case GETFKEY: /* get function key string */ 1205 case SETFKEY: /* set function key string */ 1206 error = kbd_ioctl(sc->kbd, cmd, data); 1207 if (error == ENOIOCTL) 1208 error = ENODEV; 1209 return error; 1210 1211 #ifndef SC_NO_FONT_LOADING 1212 1213 case PIO_FONT8x8: /* set 8x8 dot font */ 1214 if (!ISFONTAVAIL(sc->adp->va_flags)) 1215 return ENXIO; 1216 bcopy(data, sc->font_8, 8*256); 1217 sc->fonts_loaded |= FONT_8; 1218 /* 1219 * FONT KLUDGE 1220 * Always use the font page #0. XXX 1221 * Don't load if the current font size is not 8x8. 1222 */ 1223 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1224 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1225 return 0; 1226 1227 case GIO_FONT8x8: /* get 8x8 dot font */ 1228 if (!ISFONTAVAIL(sc->adp->va_flags)) 1229 return ENXIO; 1230 if (sc->fonts_loaded & FONT_8) { 1231 bcopy(sc->font_8, data, 8*256); 1232 return 0; 1233 } 1234 else 1235 return ENXIO; 1236 1237 case PIO_FONT8x14: /* set 8x14 dot font */ 1238 if (!ISFONTAVAIL(sc->adp->va_flags)) 1239 return ENXIO; 1240 bcopy(data, sc->font_14, 14*256); 1241 sc->fonts_loaded |= FONT_14; 1242 /* 1243 * FONT KLUDGE 1244 * Always use the font page #0. XXX 1245 * Don't load if the current font size is not 8x14. 1246 */ 1247 if (ISTEXTSC(sc->cur_scp) 1248 && (sc->cur_scp->font_size >= 14) 1249 && (sc->cur_scp->font_size < 16)) 1250 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1251 return 0; 1252 1253 case GIO_FONT8x14: /* get 8x14 dot font */ 1254 if (!ISFONTAVAIL(sc->adp->va_flags)) 1255 return ENXIO; 1256 if (sc->fonts_loaded & FONT_14) { 1257 bcopy(sc->font_14, data, 14*256); 1258 return 0; 1259 } 1260 else 1261 return ENXIO; 1262 1263 case PIO_FONT8x16: /* set 8x16 dot font */ 1264 if (!ISFONTAVAIL(sc->adp->va_flags)) 1265 return ENXIO; 1266 bcopy(data, sc->font_16, 16*256); 1267 sc->fonts_loaded |= FONT_16; 1268 /* 1269 * FONT KLUDGE 1270 * Always use the font page #0. XXX 1271 * Don't load if the current font size is not 8x16. 1272 */ 1273 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1274 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1275 return 0; 1276 1277 case GIO_FONT8x16: /* get 8x16 dot font */ 1278 if (!ISFONTAVAIL(sc->adp->va_flags)) 1279 return ENXIO; 1280 if (sc->fonts_loaded & FONT_16) { 1281 bcopy(sc->font_16, data, 16*256); 1282 return 0; 1283 } 1284 else 1285 return ENXIO; 1286 1287 #endif /* SC_NO_FONT_LOADING */ 1288 1289 default: 1290 break; 1291 } 1292 1293 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p); 1294 if (error != ENOIOCTL) 1295 return(error); 1296 error = ttioctl(tp, cmd, data, flag); 1297 if (error != ENOIOCTL) 1298 return(error); 1299 return(ENOTTY); 1300 } 1301 1302 static void 1303 scstart(struct tty *tp) 1304 { 1305 struct clist *rbp; 1306 int s, len; 1307 u_char buf[PCBURST]; 1308 scr_stat *scp = SC_STAT(tp->t_dev); 1309 1310 if (scp->status & SLKED || scp->sc->blink_in_progress) 1311 return; 1312 s = spltty(); 1313 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1314 tp->t_state |= TS_BUSY; 1315 rbp = &tp->t_outq; 1316 while (rbp->c_cc) { 1317 len = q_to_b(rbp, buf, PCBURST); 1318 splx(s); 1319 sc_puts(scp, buf, len); 1320 s = spltty(); 1321 } 1322 tp->t_state &= ~TS_BUSY; 1323 ttwwakeup(tp); 1324 } 1325 splx(s); 1326 } 1327 1328 static void 1329 sccnprobe(struct consdev *cp) 1330 { 1331 #if __i386__ 1332 int unit; 1333 int flags; 1334 1335 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1336 1337 /* a video card is always required */ 1338 if (!scvidprobe(unit, flags, TRUE)) 1339 cp->cn_pri = CN_DEAD; 1340 1341 /* syscons will become console even when there is no keyboard */ 1342 sckbdprobe(unit, flags, TRUE); 1343 1344 if (cp->cn_pri == CN_DEAD) 1345 return; 1346 1347 /* initialize required fields */ 1348 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLECTL); 1349 #endif /* __i386__ */ 1350 1351 #if __alpha__ 1352 /* 1353 * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() 1354 * interface to install the console. Always return CN_DEAD from 1355 * here. 1356 */ 1357 cp->cn_pri = CN_DEAD; 1358 #endif /* __alpha__ */ 1359 } 1360 1361 static void 1362 sccninit(struct consdev *cp) 1363 { 1364 #if __i386__ 1365 int unit; 1366 int flags; 1367 1368 sc_get_cons_priority(&unit, &flags); 1369 scinit(unit, flags | SC_KERNEL_CONSOLE); 1370 sc_console_unit = unit; 1371 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1372 #endif /* __i386__ */ 1373 1374 #if __alpha__ 1375 /* SHOULDN'T REACH HERE */ 1376 #endif /* __alpha__ */ 1377 } 1378 1379 static void 1380 sccnterm(struct consdev *cp) 1381 { 1382 /* we are not the kernel console any more, release everything */ 1383 1384 if (sc_console_unit < 0) 1385 return; /* shouldn't happen */ 1386 1387 #if __i386__ 1388 #if 0 /* XXX */ 1389 sc_clear_screen(sc_console); 1390 sccnupdate(sc_console); 1391 #endif 1392 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1393 sc_console_unit = -1; 1394 sc_console = NULL; 1395 #endif /* __i386__ */ 1396 1397 #if __alpha__ 1398 /* do nothing XXX */ 1399 #endif /* __alpha__ */ 1400 } 1401 1402 #ifdef __alpha__ 1403 1404 void 1405 sccnattach(void) 1406 { 1407 static struct consdev consdev; 1408 int unit; 1409 int flags; 1410 1411 bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); 1412 consdev.cn_pri = sc_get_cons_priority(&unit, &flags); 1413 1414 /* a video card is always required */ 1415 if (!scvidprobe(unit, flags, TRUE)) 1416 consdev.cn_pri = CN_DEAD; 1417 1418 /* alpha doesn't allow the console being without a keyboard... Why? */ 1419 if (!sckbdprobe(unit, flags, TRUE)) 1420 consdev.cn_pri = CN_DEAD; 1421 1422 if (consdev.cn_pri == CN_DEAD) 1423 return; 1424 1425 scinit(unit, flags | SC_KERNEL_CONSOLE); 1426 sc_console_unit = unit; 1427 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1428 consdev.cn_dev = makedev(CDEV_MAJOR, 0); 1429 cn_tab = &consdev; 1430 } 1431 1432 #endif /* __alpha__ */ 1433 1434 static void 1435 sccnputc(dev_t dev, int c) 1436 { 1437 u_char buf[1]; 1438 scr_stat *scp = sc_console; 1439 void *save; 1440 #ifndef SC_NO_HISTORY 1441 struct tty *tp; 1442 #endif /* !SC_NO_HISTORY */ 1443 int s; 1444 1445 /* assert(sc_console != NULL) */ 1446 1447 #ifndef SC_NO_HISTORY 1448 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1449 scp->status &= ~SLKED; 1450 update_kbd_state(scp, scp->status, SLKED); 1451 if (scp->status & BUFFER_SAVED) { 1452 if (!sc_hist_restore(scp)) 1453 sc_remove_cutmarking(scp); 1454 scp->status &= ~BUFFER_SAVED; 1455 scp->status |= CURSOR_ENABLED; 1456 sc_draw_cursor_image(scp); 1457 } 1458 tp = VIRTUAL_TTY(scp->sc, scp->index); 1459 if (tp->t_state & TS_ISOPEN) 1460 scstart(tp); 1461 } 1462 #endif /* !SC_NO_HISTORY */ 1463 1464 save = scp->ts; 1465 if (kernel_console_ts != NULL) 1466 scp->ts = kernel_console_ts; 1467 buf[0] = c; 1468 sc_puts(scp, buf, 1); 1469 scp->ts = save; 1470 1471 s = spltty(); /* block sckbdevent and scrn_timer */ 1472 sccnupdate(scp); 1473 splx(s); 1474 } 1475 1476 static int 1477 sccngetc(dev_t dev) 1478 { 1479 return sccngetch(0); 1480 } 1481 1482 static int 1483 sccncheckc(dev_t dev) 1484 { 1485 return sccngetch(SCGETC_NONBLOCK); 1486 } 1487 1488 static void 1489 sccndbctl(dev_t dev, int on) 1490 { 1491 /* assert(sc_console_unit >= 0) */ 1492 /* try to switch to the kernel console screen */ 1493 if (on && debugger == 0) { 1494 /* 1495 * TRY to make sure the screen saver is stopped, 1496 * and the screen is updated before switching to 1497 * the vty0. 1498 */ 1499 scrn_timer(NULL); 1500 if (!cold 1501 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1502 && sc_console->smode.mode == VT_AUTO) { 1503 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1504 sc_switch_scr(sc_console->sc, sc_console->index); 1505 } 1506 } 1507 if (on) 1508 ++debugger; 1509 else 1510 --debugger; 1511 } 1512 1513 static int 1514 sccngetch(int flags) 1515 { 1516 static struct fkeytab fkey; 1517 static int fkeycp; 1518 scr_stat *scp; 1519 u_char *p; 1520 int cur_mode; 1521 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1522 int c; 1523 1524 /* assert(sc_console != NULL) */ 1525 1526 /* 1527 * Stop the screen saver and update the screen if necessary. 1528 * What if we have been running in the screen saver code... XXX 1529 */ 1530 sc_touch_scrn_saver(); 1531 scp = sc_console->sc->cur_scp; /* XXX */ 1532 sccnupdate(scp); 1533 1534 if (fkeycp < fkey.len) { 1535 splx(s); 1536 return fkey.str[fkeycp++]; 1537 } 1538 1539 if (scp->sc->kbd == NULL) { 1540 splx(s); 1541 return -1; 1542 } 1543 1544 /* 1545 * Make sure the keyboard is accessible even when the kbd device 1546 * driver is disabled. 1547 */ 1548 kbd_enable(scp->sc->kbd); 1549 1550 /* we shall always use the keyboard in the XLATE mode here */ 1551 cur_mode = scp->kbd_mode; 1552 scp->kbd_mode = K_XLATE; 1553 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1554 1555 kbd_poll(scp->sc->kbd, TRUE); 1556 c = scgetc(scp->sc, SCGETC_CN | flags); 1557 kbd_poll(scp->sc->kbd, FALSE); 1558 1559 scp->kbd_mode = cur_mode; 1560 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1561 kbd_disable(scp->sc->kbd); 1562 splx(s); 1563 1564 switch (KEYFLAGS(c)) { 1565 case 0: /* normal char */ 1566 return KEYCHAR(c); 1567 case FKEY: /* function key */ 1568 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1569 fkey.len = fkeycp; 1570 if ((p != NULL) && (fkey.len > 0)) { 1571 bcopy(p, fkey.str, fkey.len); 1572 fkeycp = 1; 1573 return fkey.str[0]; 1574 } 1575 return c; /* XXX */ 1576 case NOKEY: 1577 case ERRKEY: 1578 default: 1579 return -1; 1580 } 1581 /* NOT REACHED */ 1582 } 1583 1584 static void 1585 sccnupdate(scr_stat *scp) 1586 { 1587 /* this is a cut-down version of scrn_timer()... */ 1588 1589 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1590 return; 1591 1592 if (debugger > 0 || panicstr || shutdown_in_progress) { 1593 sc_touch_scrn_saver(); 1594 } else if (scp != scp->sc->cur_scp) { 1595 return; 1596 } 1597 1598 if (!run_scrn_saver) 1599 scp->sc->flags &= ~SC_SCRN_IDLE; 1600 #if NSPLASH > 0 1601 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1602 if (scp->sc->flags & SC_SCRN_BLANKED) 1603 stop_scrn_saver(scp->sc, current_saver); 1604 #endif /* NSPLASH */ 1605 1606 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1607 || scp->sc->switch_in_progress) 1608 return; 1609 /* 1610 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1611 * when write_in_progress is non-zero. XXX 1612 */ 1613 1614 if (!ISGRAPHSC(scp) && !(scp->status & SAVER_RUNNING)) 1615 scrn_update(scp, TRUE); 1616 } 1617 1618 static void 1619 scrn_timer(void *arg) 1620 { 1621 static int kbd_interval = 0; 1622 struct timeval tv; 1623 sc_softc_t *sc; 1624 scr_stat *scp; 1625 int again; 1626 int s; 1627 1628 again = (arg != NULL); 1629 if (arg != NULL) 1630 sc = (sc_softc_t *)arg; 1631 else if (sc_console != NULL) 1632 sc = sc_console->sc; 1633 else 1634 return; 1635 1636 /* don't do anything when we are performing some I/O operations */ 1637 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1638 if (again) 1639 timeout(scrn_timer, sc, hz / 10); 1640 return; 1641 } 1642 s = spltty(); 1643 1644 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1645 /* try to allocate a keyboard automatically */ 1646 if (++kbd_interval >= 25) { 1647 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1648 sckbdevent, sc); 1649 if (sc->keyboard >= 0) { 1650 sc->kbd = kbd_get_keyboard(sc->keyboard); 1651 kbd_ioctl(sc->kbd, KDSKBMODE, 1652 (caddr_t)&sc->cur_scp->kbd_mode); 1653 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1654 LOCK_MASK); 1655 } 1656 kbd_interval = 0; 1657 } 1658 } 1659 1660 /* find the vty to update */ 1661 scp = sc->cur_scp; 1662 1663 /* should we stop the screen saver? */ 1664 getmicrouptime(&tv); 1665 if (debugger > 0 || panicstr || shutdown_in_progress) 1666 sc_touch_scrn_saver(); 1667 if (run_scrn_saver) { 1668 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1669 sc->flags |= SC_SCRN_IDLE; 1670 else 1671 sc->flags &= ~SC_SCRN_IDLE; 1672 } else { 1673 sc->scrn_time_stamp = tv.tv_sec; 1674 sc->flags &= ~SC_SCRN_IDLE; 1675 if (scrn_blank_time > 0) 1676 run_scrn_saver = TRUE; 1677 } 1678 #if NSPLASH > 0 1679 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1680 if (sc->flags & SC_SCRN_BLANKED) 1681 stop_scrn_saver(sc, current_saver); 1682 #endif /* NSPLASH */ 1683 1684 /* should we just return ? */ 1685 if (sc->blink_in_progress || sc->switch_in_progress 1686 || sc->write_in_progress) { 1687 if (again) 1688 timeout(scrn_timer, sc, hz / 10); 1689 splx(s); 1690 return; 1691 } 1692 1693 /* Update the screen */ 1694 scp = sc->cur_scp; /* cur_scp may have changed... */ 1695 if (!ISGRAPHSC(scp) && !(scp->status & SAVER_RUNNING)) 1696 scrn_update(scp, TRUE); 1697 1698 #if NSPLASH > 0 1699 /* should we activate the screen saver? */ 1700 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1701 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1702 (*current_saver)(sc, TRUE); 1703 #endif /* NSPLASH */ 1704 1705 if (again) 1706 timeout(scrn_timer, sc, hz / 25); 1707 splx(s); 1708 } 1709 1710 static int 1711 and_region(int *s1, int *e1, int s2, int e2) 1712 { 1713 if (*e1 < s2 || e2 < *s1) 1714 return FALSE; 1715 *s1 = imax(*s1, s2); 1716 *e1 = imin(*e1, e2); 1717 return TRUE; 1718 } 1719 1720 static void 1721 scrn_update(scr_stat *scp, int show_cursor) 1722 { 1723 int start; 1724 int end; 1725 int s; 1726 int e; 1727 1728 /* assert(scp == scp->sc->cur_scp) */ 1729 1730 ++scp->sc->videoio_in_progress; 1731 1732 #ifndef SC_NO_CUTPASTE 1733 /* remove the previous mouse pointer image if necessary */ 1734 if (scp->status & MOUSE_VISIBLE) { 1735 s = scp->mouse_pos; 1736 e = scp->mouse_pos + scp->xsize + 1; 1737 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1738 || and_region(&s, &e, scp->start, scp->end) 1739 || ((scp->status & CURSOR_ENABLED) && 1740 (scp->cursor_pos != scp->cursor_oldpos) && 1741 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1742 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1743 sc_remove_mouse_image(scp); 1744 if (scp->end >= scp->xsize*scp->ysize) 1745 scp->end = scp->xsize*scp->ysize - 1; 1746 } 1747 } 1748 #endif /* !SC_NO_CUTPASTE */ 1749 1750 #if 1 1751 /* debug: XXX */ 1752 if (scp->end >= scp->xsize*scp->ysize) { 1753 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1754 scp->end = scp->xsize*scp->ysize - 1; 1755 } 1756 if (scp->start < 0) { 1757 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1758 scp->start = 0; 1759 } 1760 #endif 1761 1762 /* update screen image */ 1763 if (scp->start <= scp->end) { 1764 if (scp->mouse_cut_end >= 0) { 1765 /* there is a marked region for cut & paste */ 1766 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1767 start = scp->mouse_cut_start; 1768 end = scp->mouse_cut_end; 1769 } else { 1770 start = scp->mouse_cut_end; 1771 end = scp->mouse_cut_start - 1; 1772 } 1773 s = start; 1774 e = end; 1775 /* does the cut-mark region overlap with the update region? */ 1776 if (and_region(&s, &e, scp->start, scp->end)) { 1777 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1778 s = 0; 1779 e = start - 1; 1780 if (and_region(&s, &e, scp->start, scp->end)) 1781 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1782 s = end + 1; 1783 e = scp->xsize*scp->ysize - 1; 1784 if (and_region(&s, &e, scp->start, scp->end)) 1785 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1786 } else { 1787 (*scp->rndr->draw)(scp, scp->start, 1788 scp->end - scp->start + 1, FALSE); 1789 } 1790 } else { 1791 (*scp->rndr->draw)(scp, scp->start, 1792 scp->end - scp->start + 1, FALSE); 1793 } 1794 } 1795 1796 /* we are not to show the cursor and the mouse pointer... */ 1797 if (!show_cursor) { 1798 scp->end = 0; 1799 scp->start = scp->xsize*scp->ysize - 1; 1800 --scp->sc->videoio_in_progress; 1801 return; 1802 } 1803 1804 /* update cursor image */ 1805 if (scp->status & CURSOR_ENABLED) { 1806 s = scp->start; 1807 e = scp->end; 1808 /* did cursor move since last time ? */ 1809 if (scp->cursor_pos != scp->cursor_oldpos) { 1810 /* do we need to remove old cursor image ? */ 1811 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1812 sc_remove_cursor_image(scp); 1813 sc_draw_cursor_image(scp); 1814 } else { 1815 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1816 /* cursor didn't move, but has been overwritten */ 1817 sc_draw_cursor_image(scp); 1818 else if (scp->sc->flags & SC_BLINK_CURSOR) 1819 /* if it's a blinking cursor, update it */ 1820 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1821 sc_inside_cutmark(scp, 1822 scp->cursor_pos)); 1823 } 1824 } 1825 1826 #ifndef SC_NO_CUTPASTE 1827 /* update "pseudo" mouse pointer image */ 1828 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1829 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1830 scp->status &= ~MOUSE_MOVED; 1831 sc_draw_mouse_image(scp); 1832 } 1833 } 1834 #endif /* SC_NO_CUTPASTE */ 1835 1836 scp->end = 0; 1837 scp->start = scp->xsize*scp->ysize - 1; 1838 1839 --scp->sc->videoio_in_progress; 1840 } 1841 1842 #if NSPLASH > 0 1843 static int 1844 scsplash_callback(int event, void *arg) 1845 { 1846 sc_softc_t *sc; 1847 int error; 1848 1849 sc = (sc_softc_t *)arg; 1850 1851 switch (event) { 1852 case SPLASH_INIT: 1853 if (add_scrn_saver(scsplash_saver) == 0) { 1854 sc->flags &= ~SC_SAVER_FAILED; 1855 run_scrn_saver = TRUE; 1856 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1857 scsplash_stick(TRUE); 1858 (*current_saver)(sc, TRUE); 1859 } 1860 } 1861 return 0; 1862 1863 case SPLASH_TERM: 1864 if (current_saver == scsplash_saver) { 1865 scsplash_stick(FALSE); 1866 error = remove_scrn_saver(scsplash_saver); 1867 if (error) 1868 return error; 1869 } 1870 return 0; 1871 1872 default: 1873 return EINVAL; 1874 } 1875 } 1876 1877 static void 1878 scsplash_saver(sc_softc_t *sc, int show) 1879 { 1880 static int busy = FALSE; 1881 scr_stat *scp; 1882 1883 if (busy) 1884 return; 1885 busy = TRUE; 1886 1887 scp = sc->cur_scp; 1888 if (show) { 1889 if (!(sc->flags & SC_SAVER_FAILED)) { 1890 if (!(sc->flags & SC_SCRN_BLANKED)) 1891 set_scrn_saver_mode(scp, -1, NULL, 0); 1892 switch (splash(sc->adp, TRUE)) { 1893 case 0: /* succeeded */ 1894 break; 1895 case EAGAIN: /* try later */ 1896 restore_scrn_saver_mode(scp, FALSE); 1897 sc_touch_scrn_saver(); /* XXX */ 1898 break; 1899 default: 1900 sc->flags |= SC_SAVER_FAILED; 1901 scsplash_stick(FALSE); 1902 restore_scrn_saver_mode(scp, TRUE); 1903 printf("scsplash_saver(): failed to put up the image\n"); 1904 break; 1905 } 1906 } 1907 } else if (!sticky_splash) { 1908 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1909 restore_scrn_saver_mode(scp, TRUE); 1910 } 1911 busy = FALSE; 1912 } 1913 1914 static int 1915 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1916 { 1917 #if 0 1918 int error; 1919 1920 if (current_saver != none_saver) { 1921 error = remove_scrn_saver(current_saver); 1922 if (error) 1923 return error; 1924 } 1925 #endif 1926 if (current_saver != none_saver) 1927 return EBUSY; 1928 1929 run_scrn_saver = FALSE; 1930 saver_mode = CONS_LKM_SAVER; 1931 current_saver = this_saver; 1932 return 0; 1933 } 1934 1935 static int 1936 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1937 { 1938 if (current_saver != this_saver) 1939 return EINVAL; 1940 1941 #if 0 1942 /* 1943 * In order to prevent `current_saver' from being called by 1944 * the timeout routine `scrn_timer()' while we manipulate 1945 * the saver list, we shall set `current_saver' to `none_saver' 1946 * before stopping the current saver, rather than blocking by `splXX()'. 1947 */ 1948 current_saver = none_saver; 1949 if (scrn_blanked) 1950 stop_scrn_saver(this_saver); 1951 #endif 1952 1953 /* unblank all blanked screens */ 1954 wait_scrn_saver_stop(NULL); 1955 if (scrn_blanked) 1956 return EBUSY; 1957 1958 current_saver = none_saver; 1959 return 0; 1960 } 1961 1962 static int 1963 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 1964 { 1965 int s; 1966 1967 /* assert(scp == scp->sc->cur_scp) */ 1968 s = spltty(); 1969 if (!ISGRAPHSC(scp)) 1970 sc_remove_cursor_image(scp); 1971 scp->splash_save_mode = scp->mode; 1972 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 1973 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 1974 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 1975 scp->sc->flags |= SC_SCRN_BLANKED; 1976 ++scrn_blanked; 1977 splx(s); 1978 if (mode < 0) 1979 return 0; 1980 scp->mode = mode; 1981 if (set_mode(scp) == 0) { 1982 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 1983 scp->status |= GRAPHICS_MODE; 1984 #ifndef SC_NO_PALETTE_LOADING 1985 if (pal != NULL) 1986 load_palette(scp->sc->adp, pal); 1987 #endif 1988 sc_set_border(scp, border); 1989 return 0; 1990 } else { 1991 s = spltty(); 1992 scp->mode = scp->splash_save_mode; 1993 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 1994 scp->status |= scp->splash_save_status; 1995 splx(s); 1996 return 1; 1997 } 1998 } 1999 2000 static int 2001 restore_scrn_saver_mode(scr_stat *scp, int changemode) 2002 { 2003 int mode; 2004 int status; 2005 int s; 2006 2007 /* assert(scp == scp->sc->cur_scp) */ 2008 s = spltty(); 2009 mode = scp->mode; 2010 status = scp->status; 2011 scp->mode = scp->splash_save_mode; 2012 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2013 scp->status |= scp->splash_save_status; 2014 scp->sc->flags &= ~SC_SCRN_BLANKED; 2015 if (!changemode) { 2016 if (!ISGRAPHSC(scp)) 2017 sc_draw_cursor_image(scp); 2018 --scrn_blanked; 2019 splx(s); 2020 return 0; 2021 } 2022 if (set_mode(scp) == 0) { 2023 #ifndef SC_NO_PALETTE_LOADING 2024 load_palette(scp->sc->adp, scp->sc->palette); 2025 #endif 2026 --scrn_blanked; 2027 splx(s); 2028 return 0; 2029 } else { 2030 scp->mode = mode; 2031 scp->status = status; 2032 splx(s); 2033 return 1; 2034 } 2035 } 2036 2037 static void 2038 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2039 { 2040 (*saver)(sc, FALSE); 2041 run_scrn_saver = FALSE; 2042 /* the screen saver may have chosen not to stop after all... */ 2043 if (sc->flags & SC_SCRN_BLANKED) 2044 return; 2045 2046 mark_all(sc->cur_scp); 2047 if (sc->delayed_next_scr) 2048 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2049 wakeup((caddr_t)&scrn_blanked); 2050 } 2051 2052 static int 2053 wait_scrn_saver_stop(sc_softc_t *sc) 2054 { 2055 int error = 0; 2056 2057 while (scrn_blanked > 0) { 2058 run_scrn_saver = FALSE; 2059 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2060 error = 0; 2061 break; 2062 } 2063 error = tsleep((caddr_t)&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2064 if ((error != 0) && (error != ERESTART)) 2065 break; 2066 } 2067 run_scrn_saver = FALSE; 2068 return error; 2069 } 2070 #endif /* NSPLASH */ 2071 2072 void 2073 sc_touch_scrn_saver(void) 2074 { 2075 scsplash_stick(FALSE); 2076 run_scrn_saver = FALSE; 2077 } 2078 2079 int 2080 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2081 { 2082 struct tty *tp; 2083 struct proc *p; 2084 int s; 2085 2086 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2087 2088 /* delay switch if the screen is blanked or being updated */ 2089 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2090 || sc->blink_in_progress || sc->videoio_in_progress) { 2091 sc->delayed_next_scr = next_scr + 1; 2092 sc_touch_scrn_saver(); 2093 DPRINTF(5, ("switch delayed\n")); 2094 return 0; 2095 } 2096 2097 s = spltty(); 2098 2099 /* we are in the middle of the vty switching process... */ 2100 if (sc->switch_in_progress 2101 && (sc->cur_scp->smode.mode == VT_PROCESS) 2102 && sc->cur_scp->proc) { 2103 p = pfind(sc->cur_scp->pid); 2104 if (sc->cur_scp->proc != p) { 2105 if (p) 2106 PROC_UNLOCK(p); 2107 /* 2108 * The controlling process has died!!. Do some clean up. 2109 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2110 * are not reset here yet; they will be cleared later. 2111 */ 2112 DPRINTF(5, ("cur_scp controlling process %d died, ", 2113 sc->cur_scp->pid)); 2114 if (sc->cur_scp->status & SWITCH_WAIT_REL) { 2115 /* 2116 * Force the previous switch to finish, but return now 2117 * with error. 2118 */ 2119 DPRINTF(5, ("reset WAIT_REL, ")); 2120 sc->cur_scp->status &= ~SWITCH_WAIT_REL; 2121 s = do_switch_scr(sc, s); 2122 splx(s); 2123 DPRINTF(5, ("finishing previous switch\n")); 2124 return EINVAL; 2125 } else if (sc->cur_scp->status & SWITCH_WAIT_ACQ) { 2126 /* let's assume screen switch has been completed. */ 2127 DPRINTF(5, ("reset WAIT_ACQ, ")); 2128 sc->cur_scp->status &= ~SWITCH_WAIT_ACQ; 2129 sc->switch_in_progress = 0; 2130 } else { 2131 /* 2132 * We are in between screen release and acquisition, and 2133 * reached here via scgetc() or scrn_timer() which has 2134 * interrupted exchange_scr(). Don't do anything stupid. 2135 */ 2136 DPRINTF(5, ("waiting nothing, ")); 2137 } 2138 } else { 2139 if (p) 2140 PROC_UNLOCK(p); 2141 /* 2142 * The controlling process is alive, but not responding... 2143 * It is either buggy or it may be just taking time. 2144 * The following code is a gross kludge to cope with this 2145 * problem for which there is no clean solution. XXX 2146 */ 2147 if (sc->cur_scp->status & SWITCH_WAIT_REL) { 2148 switch (sc->switch_in_progress++) { 2149 case 1: 2150 break; 2151 case 2: 2152 DPRINTF(5, ("sending relsig again, ")); 2153 signal_vt_rel(sc->cur_scp); 2154 break; 2155 case 3: 2156 break; 2157 case 4: 2158 default: 2159 /* 2160 * Act as if the controlling program returned 2161 * VT_FALSE. 2162 */ 2163 DPRINTF(5, ("force reset WAIT_REL, ")); 2164 sc->cur_scp->status &= ~SWITCH_WAIT_REL; 2165 sc->switch_in_progress = 0; 2166 splx(s); 2167 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2168 return EINVAL; 2169 } 2170 } else if (sc->cur_scp->status & SWITCH_WAIT_ACQ) { 2171 switch (sc->switch_in_progress++) { 2172 case 1: 2173 break; 2174 case 2: 2175 DPRINTF(5, ("sending acqsig again, ")); 2176 signal_vt_acq(sc->cur_scp); 2177 break; 2178 case 3: 2179 break; 2180 case 4: 2181 default: 2182 /* clear the flag and finish the previous switch */ 2183 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2184 sc->cur_scp->status &= ~SWITCH_WAIT_ACQ; 2185 sc->switch_in_progress = 0; 2186 break; 2187 } 2188 } 2189 } 2190 } 2191 2192 /* 2193 * Return error if an invalid argument is given, or vty switch 2194 * is still in progress. 2195 */ 2196 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2197 || sc->switch_in_progress) { 2198 splx(s); 2199 sc_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); 2200 DPRINTF(5, ("error 1\n")); 2201 return EINVAL; 2202 } 2203 2204 /* 2205 * Don't allow switching away from the graphics mode vty 2206 * if the switch mode is VT_AUTO, unless the next vty is the same 2207 * as the current or the current vty has been closed (but showing). 2208 */ 2209 tp = VIRTUAL_TTY(sc, sc->cur_scp->index); 2210 if ((sc->cur_scp->index != next_scr) 2211 && (tp->t_state & TS_ISOPEN) 2212 && (sc->cur_scp->smode.mode == VT_AUTO) 2213 && ISGRAPHSC(sc->cur_scp)) { 2214 splx(s); 2215 sc_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); 2216 DPRINTF(5, ("error, graphics mode\n")); 2217 return EINVAL; 2218 } 2219 2220 /* 2221 * Is the wanted vty open? Don't allow switching to a closed vty. 2222 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2223 * Note that we always allow the user to switch to the kernel 2224 * console even if it is closed. 2225 */ 2226 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2227 tp = VIRTUAL_TTY(sc, next_scr); 2228 if ((tp == NULL) || !(tp->t_state & TS_ISOPEN)) { 2229 splx(s); 2230 sc_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); 2231 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2232 return EINVAL; 2233 } 2234 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2235 splx(s); 2236 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2237 return EINVAL; 2238 } 2239 } 2240 2241 /* this is the start of vty switching process... */ 2242 ++sc->switch_in_progress; 2243 sc->delayed_next_scr = 0; 2244 sc->old_scp = sc->cur_scp; 2245 sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); 2246 if (sc->new_scp == sc->old_scp) { 2247 sc->switch_in_progress = 0; 2248 wakeup((caddr_t)&sc->new_scp->smode); 2249 splx(s); 2250 DPRINTF(5, ("switch done (new == old)\n")); 2251 return 0; 2252 } 2253 2254 /* has controlling process died? */ 2255 vt_proc_alive(sc->old_scp); 2256 vt_proc_alive(sc->new_scp); 2257 2258 /* wait for the controlling process to release the screen, if necessary */ 2259 if (signal_vt_rel(sc->old_scp)) { 2260 splx(s); 2261 return 0; 2262 } 2263 2264 /* go set up the new vty screen */ 2265 splx(s); 2266 exchange_scr(sc); 2267 s = spltty(); 2268 2269 /* wake up processes waiting for this vty */ 2270 wakeup((caddr_t)&sc->cur_scp->smode); 2271 2272 /* wait for the controlling process to acknowledge, if necessary */ 2273 if (signal_vt_acq(sc->cur_scp)) { 2274 splx(s); 2275 return 0; 2276 } 2277 2278 sc->switch_in_progress = 0; 2279 if (sc->unit == sc_console_unit) 2280 cons_unavail = FALSE; 2281 splx(s); 2282 DPRINTF(5, ("switch done\n")); 2283 2284 return 0; 2285 } 2286 2287 static int 2288 do_switch_scr(sc_softc_t *sc, int s) 2289 { 2290 vt_proc_alive(sc->new_scp); 2291 2292 splx(s); 2293 exchange_scr(sc); 2294 s = spltty(); 2295 /* sc->cur_scp == sc->new_scp */ 2296 wakeup((caddr_t)&sc->cur_scp->smode); 2297 2298 /* wait for the controlling process to acknowledge, if necessary */ 2299 if (!signal_vt_acq(sc->cur_scp)) { 2300 sc->switch_in_progress = 0; 2301 if (sc->unit == sc_console_unit) 2302 cons_unavail = FALSE; 2303 } 2304 2305 return s; 2306 } 2307 2308 static int 2309 vt_proc_alive(scr_stat *scp) 2310 { 2311 struct proc *p; 2312 2313 if (scp->proc) { 2314 if ((p = pfind(scp->pid)) != NULL) 2315 PROC_UNLOCK(p); 2316 if (scp->proc == p) 2317 return TRUE; 2318 scp->proc = NULL; 2319 scp->smode.mode = VT_AUTO; 2320 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2321 } 2322 return FALSE; 2323 } 2324 2325 static int 2326 signal_vt_rel(scr_stat *scp) 2327 { 2328 if (scp->smode.mode != VT_PROCESS) 2329 return FALSE; 2330 scp->status |= SWITCH_WAIT_REL; 2331 PROC_LOCK(scp->proc); 2332 psignal(scp->proc, scp->smode.relsig); 2333 PROC_UNLOCK(scp->proc); 2334 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2335 return TRUE; 2336 } 2337 2338 static int 2339 signal_vt_acq(scr_stat *scp) 2340 { 2341 if (scp->smode.mode != VT_PROCESS) 2342 return FALSE; 2343 if (scp->sc->unit == sc_console_unit) 2344 cons_unavail = TRUE; 2345 scp->status |= SWITCH_WAIT_ACQ; 2346 PROC_LOCK(scp->proc); 2347 psignal(scp->proc, scp->smode.acqsig); 2348 PROC_UNLOCK(scp->proc); 2349 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2350 return TRUE; 2351 } 2352 2353 static void 2354 exchange_scr(sc_softc_t *sc) 2355 { 2356 scr_stat *scp; 2357 2358 /* save the current state of video and keyboard */ 2359 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2360 if (!ISGRAPHSC(sc->old_scp)) 2361 sc_remove_cursor_image(sc->old_scp); 2362 if (sc->old_scp->kbd_mode == K_XLATE) 2363 save_kbd_state(sc->old_scp); 2364 2365 /* set up the video for the new screen */ 2366 scp = sc->cur_scp = sc->new_scp; 2367 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2368 set_mode(scp); 2369 else 2370 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2371 (void *)sc->adp->va_window, FALSE); 2372 scp->status |= MOUSE_HIDDEN; 2373 sc_move_cursor(scp, scp->xpos, scp->ypos); 2374 if (!ISGRAPHSC(scp)) 2375 sc_set_cursor_image(scp); 2376 #ifndef SC_NO_PALETTE_LOADING 2377 if (ISGRAPHSC(sc->old_scp)) 2378 load_palette(sc->adp, sc->palette); 2379 #endif 2380 sc_set_border(scp, scp->border); 2381 2382 /* set up the keyboard for the new screen */ 2383 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2384 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2385 update_kbd_state(scp, scp->status, LOCK_MASK); 2386 2387 mark_all(scp); 2388 } 2389 2390 void 2391 sc_puts(scr_stat *scp, u_char *buf, int len) 2392 { 2393 #if NSPLASH > 0 2394 /* make screensaver happy */ 2395 if (!sticky_splash && scp == scp->sc->cur_scp) 2396 run_scrn_saver = FALSE; 2397 #endif 2398 2399 if (scp->tsw) 2400 (*scp->tsw->te_puts)(scp, buf, len); 2401 2402 if (scp->sc->delayed_next_scr) 2403 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2404 } 2405 2406 void 2407 sc_draw_cursor_image(scr_stat *scp) 2408 { 2409 /* assert(scp == scp->sc->cur_scp); */ 2410 ++scp->sc->videoio_in_progress; 2411 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2412 scp->sc->flags & SC_BLINK_CURSOR, TRUE, 2413 sc_inside_cutmark(scp, scp->cursor_pos)); 2414 scp->cursor_oldpos = scp->cursor_pos; 2415 --scp->sc->videoio_in_progress; 2416 } 2417 2418 void 2419 sc_remove_cursor_image(scr_stat *scp) 2420 { 2421 /* assert(scp == scp->sc->cur_scp); */ 2422 ++scp->sc->videoio_in_progress; 2423 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2424 scp->sc->flags & SC_BLINK_CURSOR, FALSE, 2425 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2426 --scp->sc->videoio_in_progress; 2427 } 2428 2429 static void 2430 update_cursor_image(scr_stat *scp) 2431 { 2432 int blink; 2433 2434 if (scp->sc->flags & SC_CHAR_CURSOR) { 2435 scp->cursor_base = imax(0, scp->sc->cursor_base); 2436 scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size); 2437 } else { 2438 scp->cursor_base = 0; 2439 scp->cursor_height = scp->font_size; 2440 } 2441 blink = scp->sc->flags & SC_BLINK_CURSOR; 2442 2443 /* assert(scp == scp->sc->cur_scp); */ 2444 ++scp->sc->videoio_in_progress; 2445 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, blink, FALSE, 2446 sc_inside_cutmark(scp, scp->cursor_pos)); 2447 (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, blink); 2448 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, blink, TRUE, 2449 sc_inside_cutmark(scp, scp->cursor_pos)); 2450 --scp->sc->videoio_in_progress; 2451 } 2452 2453 void 2454 sc_set_cursor_image(scr_stat *scp) 2455 { 2456 if (scp->sc->flags & SC_CHAR_CURSOR) { 2457 scp->cursor_base = imax(0, scp->sc->cursor_base); 2458 scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size); 2459 } else { 2460 scp->cursor_base = 0; 2461 scp->cursor_height = scp->font_size; 2462 } 2463 2464 /* assert(scp == scp->sc->cur_scp); */ 2465 ++scp->sc->videoio_in_progress; 2466 (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, 2467 scp->sc->flags & SC_BLINK_CURSOR); 2468 --scp->sc->videoio_in_progress; 2469 } 2470 2471 static void 2472 scinit(int unit, int flags) 2473 { 2474 /* 2475 * When syscons is being initialized as the kernel console, malloc() 2476 * is not yet functional, because various kernel structures has not been 2477 * fully initialized yet. Therefore, we need to declare the following 2478 * static buffers for the console. This is less than ideal, 2479 * but is necessry evil for the time being. XXX 2480 */ 2481 static scr_stat main_console; 2482 static dev_t main_devs[MAXCONS]; 2483 static struct tty main_tty; 2484 static u_short sc_buffer[ROW*COL]; /* XXX */ 2485 #ifndef SC_NO_FONT_LOADING 2486 static u_char font_8[256*8]; 2487 static u_char font_14[256*14]; 2488 static u_char font_16[256*16]; 2489 #endif 2490 2491 sc_softc_t *sc; 2492 scr_stat *scp; 2493 video_adapter_t *adp; 2494 int col; 2495 int row; 2496 int i; 2497 2498 /* one time initialization */ 2499 if (init_done == COLD) 2500 sc_get_bios_values(&bios_value); 2501 init_done = WARM; 2502 2503 /* 2504 * Allocate resources. Even if we are being called for the second 2505 * time, we must allocate them again, because they might have 2506 * disappeared... 2507 */ 2508 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2509 adp = NULL; 2510 if (sc->adapter >= 0) { 2511 vid_release(sc->adp, (void *)&sc->adapter); 2512 adp = sc->adp; 2513 sc->adp = NULL; 2514 } 2515 if (sc->keyboard >= 0) { 2516 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2517 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2518 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2519 if (sc->kbd != NULL) { 2520 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2521 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2522 } 2523 sc->kbd = NULL; 2524 } 2525 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2526 sc->adp = vid_get_adapter(sc->adapter); 2527 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2528 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2529 sckbdevent, sc); 2530 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2531 sc->kbd = kbd_get_keyboard(sc->keyboard); 2532 if (sc->kbd != NULL) { 2533 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2534 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2535 } 2536 2537 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2538 2539 sc->initial_mode = sc->adp->va_initial_mode; 2540 2541 #ifndef SC_NO_FONT_LOADING 2542 if (flags & SC_KERNEL_CONSOLE) { 2543 sc->font_8 = font_8; 2544 sc->font_14 = font_14; 2545 sc->font_16 = font_16; 2546 } else if (sc->font_8 == NULL) { 2547 /* assert(sc_malloc) */ 2548 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2549 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2550 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2551 } 2552 #endif 2553 2554 /* extract the hardware cursor location and hide the cursor for now */ 2555 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2556 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2557 2558 /* set up the first console */ 2559 sc->first_vty = unit*MAXCONS; 2560 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2561 if (flags & SC_KERNEL_CONSOLE) { 2562 sc->dev = main_devs; 2563 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2564 sc->dev[0]->si_tty = &main_tty; 2565 ttyregister(&main_tty); 2566 scp = &main_console; 2567 init_scp(sc, sc->first_vty, scp); 2568 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2569 (void *)sc_buffer, FALSE); 2570 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2571 sc_init_emulator(scp, "*"); 2572 (*scp->tsw->te_default_attr)(scp, 2573 kernel_default.std_color, 2574 kernel_default.rev_color); 2575 } else { 2576 /* assert(sc_malloc) */ 2577 sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2578 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2579 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2580 scp = alloc_scp(sc, sc->first_vty); 2581 } 2582 SC_STAT(sc->dev[0]) = scp; 2583 sc->cur_scp = scp; 2584 2585 /* copy screen to temporary buffer */ 2586 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2587 (void *)scp->sc->adp->va_window, FALSE); 2588 if (ISTEXTSC(scp)) 2589 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2590 2591 /* move cursors to the initial positions */ 2592 if (col >= scp->xsize) 2593 col = 0; 2594 if (row >= scp->ysize) 2595 row = scp->ysize - 1; 2596 scp->xpos = col; 2597 scp->ypos = row; 2598 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2599 if (bios_value.cursor_end < scp->font_size) 2600 sc->cursor_base = scp->font_size - bios_value.cursor_end - 1; 2601 else 2602 sc->cursor_base = 0; 2603 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2604 sc->cursor_height = imin(i, scp->font_size); 2605 #ifndef SC_NO_SYSMOUSE 2606 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2607 #endif 2608 if (!ISGRAPHSC(scp)) { 2609 sc_set_cursor_image(scp); 2610 sc_draw_cursor_image(scp); 2611 } 2612 2613 /* save font and palette */ 2614 #ifndef SC_NO_FONT_LOADING 2615 sc->fonts_loaded = 0; 2616 if (ISFONTAVAIL(sc->adp->va_flags)) { 2617 #ifdef SC_DFLT_FONT 2618 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2619 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2620 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2621 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2622 if (scp->font_size < 14) { 2623 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2624 } else if (scp->font_size >= 16) { 2625 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2626 } else { 2627 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2628 } 2629 #else /* !SC_DFLT_FONT */ 2630 if (scp->font_size < 14) { 2631 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2632 sc->fonts_loaded = FONT_8; 2633 } else if (scp->font_size >= 16) { 2634 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2635 sc->fonts_loaded = FONT_16; 2636 } else { 2637 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2638 sc->fonts_loaded = FONT_14; 2639 } 2640 #endif /* SC_DFLT_FONT */ 2641 /* FONT KLUDGE: always use the font page #0. XXX */ 2642 sc_show_font(scp, 0); 2643 } 2644 #endif /* !SC_NO_FONT_LOADING */ 2645 2646 #ifndef SC_NO_PALETTE_LOADING 2647 save_palette(sc->adp, sc->palette); 2648 #endif 2649 2650 #if NSPLASH > 0 2651 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 2652 /* we are ready to put up the splash image! */ 2653 splash_init(sc->adp, scsplash_callback, sc); 2654 sc->flags |= SC_SPLASH_SCRN; 2655 } 2656 #endif /* NSPLASH */ 2657 } 2658 2659 /* the rest is not necessary, if we have done it once */ 2660 if (sc->flags & SC_INIT_DONE) 2661 return; 2662 2663 /* initialize mapscrn arrays to a one to one map */ 2664 for (i = 0; i < sizeof(sc->scr_map); i++) 2665 sc->scr_map[i] = sc->scr_rmap[i] = i; 2666 2667 sc->flags |= SC_INIT_DONE; 2668 } 2669 2670 #if __i386__ 2671 static void 2672 scterm(int unit, int flags) 2673 { 2674 sc_softc_t *sc; 2675 scr_stat *scp; 2676 2677 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2678 if (sc == NULL) 2679 return; /* shouldn't happen */ 2680 2681 #if NSPLASH > 0 2682 /* this console is no longer available for the splash screen */ 2683 if (sc->flags & SC_SPLASH_SCRN) { 2684 splash_term(sc->adp); 2685 sc->flags &= ~SC_SPLASH_SCRN; 2686 } 2687 #endif /* NSPLASH */ 2688 2689 #if 0 /* XXX */ 2690 /* move the hardware cursor to the upper-left corner */ 2691 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2692 #endif 2693 2694 /* release the keyboard and the video card */ 2695 if (sc->keyboard >= 0) 2696 kbd_release(sc->kbd, &sc->keyboard); 2697 if (sc->adapter >= 0) 2698 vid_release(sc->adp, &sc->adapter); 2699 2700 /* stop the terminal emulator, if any */ 2701 scp = SC_STAT(sc->dev[0]); 2702 if (scp->tsw) 2703 (*scp->tsw->te_term)(scp, &scp->ts); 2704 if (scp->ts != NULL) 2705 free(scp->ts, M_DEVBUF); 2706 2707 /* clear the structure */ 2708 if (!(flags & SC_KERNEL_CONSOLE)) { 2709 /* XXX: We need delete_dev() for this */ 2710 free(sc->dev, M_DEVBUF); 2711 #if 0 2712 /* XXX: We need a ttyunregister for this */ 2713 free(sc->tty, M_DEVBUF); 2714 #endif 2715 #ifndef SC_NO_FONT_LOADING 2716 free(sc->font_8, M_DEVBUF); 2717 free(sc->font_14, M_DEVBUF); 2718 free(sc->font_16, M_DEVBUF); 2719 #endif 2720 /* XXX vtb, history */ 2721 } 2722 bzero(sc, sizeof(*sc)); 2723 sc->keyboard = -1; 2724 sc->adapter = -1; 2725 } 2726 #endif 2727 2728 static void 2729 scshutdown(void *arg, int howto) 2730 { 2731 /* assert(sc_console != NULL) */ 2732 2733 sc_touch_scrn_saver(); 2734 if (!cold && sc_console 2735 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2736 && sc_console->smode.mode == VT_AUTO) 2737 sc_switch_scr(sc_console->sc, sc_console->index); 2738 shutdown_in_progress = TRUE; 2739 } 2740 2741 int 2742 sc_clean_up(scr_stat *scp) 2743 { 2744 #if NSPLASH > 0 2745 int error; 2746 #endif /* NSPLASH */ 2747 2748 sc_touch_scrn_saver(); 2749 #if NSPLASH > 0 2750 if ((error = wait_scrn_saver_stop(scp->sc))) 2751 return error; 2752 #endif /* NSPLASH */ 2753 scp->status |= MOUSE_HIDDEN; 2754 sc_remove_mouse_image(scp); 2755 sc_remove_cutmarking(scp); 2756 return 0; 2757 } 2758 2759 void 2760 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2761 { 2762 sc_vtb_t new; 2763 sc_vtb_t old; 2764 2765 old = scp->vtb; 2766 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2767 if (!discard && (old.vtb_flags & VTB_VALID)) { 2768 /* retain the current cursor position and buffer contants */ 2769 scp->cursor_oldpos = scp->cursor_pos; 2770 /* 2771 * This works only if the old buffer has the same size as or larger 2772 * than the new one. XXX 2773 */ 2774 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2775 scp->vtb = new; 2776 } else { 2777 scp->vtb = new; 2778 sc_vtb_destroy(&old); 2779 } 2780 2781 #ifndef SC_NO_SYSMOUSE 2782 /* move the mouse cursor at the center of the screen */ 2783 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2784 #endif 2785 } 2786 2787 static scr_stat 2788 *alloc_scp(sc_softc_t *sc, int vty) 2789 { 2790 scr_stat *scp; 2791 2792 /* assert(sc_malloc) */ 2793 2794 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2795 init_scp(sc, vty, scp); 2796 2797 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2798 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2799 sc_init_emulator(scp, "*"); 2800 2801 #ifndef SC_NO_CUTPASTE 2802 sc_alloc_cut_buffer(scp, TRUE); 2803 #endif 2804 2805 #ifndef SC_NO_HISTORY 2806 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2807 #endif 2808 2809 return scp; 2810 } 2811 2812 static void 2813 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2814 { 2815 video_info_t info; 2816 2817 bzero(scp, sizeof(*scp)); 2818 2819 scp->index = vty; 2820 scp->sc = sc; 2821 scp->status = 0; 2822 scp->mode = sc->initial_mode; 2823 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2824 if (info.vi_flags & V_INFO_GRAPHICS) { 2825 scp->status |= GRAPHICS_MODE; 2826 scp->xpixel = info.vi_width; 2827 scp->ypixel = info.vi_height; 2828 scp->xsize = info.vi_width/8; 2829 scp->ysize = info.vi_height/info.vi_cheight; 2830 scp->font_size = 0; 2831 scp->font = NULL; 2832 } else { 2833 scp->xsize = info.vi_width; 2834 scp->ysize = info.vi_height; 2835 scp->xpixel = scp->xsize*8; 2836 scp->ypixel = scp->ysize*info.vi_cheight; 2837 if (info.vi_cheight < 14) { 2838 scp->font_size = 8; 2839 #ifndef SC_NO_FONT_LOADING 2840 scp->font = sc->font_8; 2841 #else 2842 scp->font = NULL; 2843 #endif 2844 } else if (info.vi_cheight >= 16) { 2845 scp->font_size = 16; 2846 #ifndef SC_NO_FONT_LOADING 2847 scp->font = sc->font_16; 2848 #else 2849 scp->font = NULL; 2850 #endif 2851 } else { 2852 scp->font_size = 14; 2853 #ifndef SC_NO_FONT_LOADING 2854 scp->font = sc->font_14; 2855 #else 2856 scp->font = NULL; 2857 #endif 2858 } 2859 } 2860 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 2861 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 2862 scp->xoff = scp->yoff = 0; 2863 scp->xpos = scp->ypos = 0; 2864 scp->start = scp->xsize * scp->ysize - 1; 2865 scp->end = 0; 2866 scp->tsw = NULL; 2867 scp->ts = NULL; 2868 scp->rndr = NULL; 2869 scp->border = BG_BLACK; 2870 scp->cursor_base = sc->cursor_base; 2871 scp->cursor_height = imin(sc->cursor_height, scp->font_size); 2872 scp->mouse_cut_start = scp->xsize*scp->ysize; 2873 scp->mouse_cut_end = -1; 2874 scp->mouse_signal = 0; 2875 scp->mouse_pid = 0; 2876 scp->mouse_proc = NULL; 2877 scp->kbd_mode = K_XLATE; 2878 scp->bell_pitch = bios_value.bell_pitch; 2879 scp->bell_duration = BELL_DURATION; 2880 scp->status |= (bios_value.shift_state & NLKED); 2881 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 2882 scp->pid = 0; 2883 scp->proc = NULL; 2884 scp->smode.mode = VT_AUTO; 2885 scp->history = NULL; 2886 scp->history_pos = 0; 2887 scp->history_size = 0; 2888 } 2889 2890 int 2891 sc_init_emulator(scr_stat *scp, char *name) 2892 { 2893 sc_term_sw_t *sw; 2894 sc_rndr_sw_t *rndr; 2895 void *p; 2896 int error; 2897 2898 if (name == NULL) /* if no name is given, use the current emulator */ 2899 sw = scp->tsw; 2900 else /* ...otherwise find the named emulator */ 2901 sw = sc_term_match(name); 2902 if (sw == NULL) 2903 return EINVAL; 2904 2905 rndr = NULL; 2906 if (strcmp(sw->te_renderer, "*") != 0) { 2907 rndr = sc_render_match(scp, sw->te_renderer, 2908 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2909 } 2910 if (rndr == NULL) { 2911 rndr = sc_render_match(scp, scp->sc->adp->va_name, 2912 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2913 if (rndr == NULL) 2914 return ENODEV; 2915 } 2916 2917 if (sw == scp->tsw) { 2918 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 2919 scp->rndr = rndr; 2920 sc_clear_screen(scp); 2921 /* assert(error == 0); */ 2922 return error; 2923 } 2924 2925 if (sc_malloc && (sw->te_size > 0)) 2926 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 2927 else 2928 p = NULL; 2929 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 2930 if (error) 2931 return error; 2932 2933 if (scp->tsw) 2934 (*scp->tsw->te_term)(scp, &scp->ts); 2935 if (scp->ts != NULL) 2936 free(scp->ts, M_DEVBUF); 2937 scp->tsw = sw; 2938 scp->ts = p; 2939 scp->rndr = rndr; 2940 2941 /* XXX */ 2942 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 2943 sc_clear_screen(scp); 2944 2945 return 0; 2946 } 2947 2948 /* 2949 * scgetc(flags) - get character from keyboard. 2950 * If flags & SCGETC_CN, then avoid harmful side effects. 2951 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 2952 * return NOKEY if there is nothing there. 2953 */ 2954 static u_int 2955 scgetc(sc_softc_t *sc, u_int flags) 2956 { 2957 scr_stat *scp; 2958 #ifndef SC_NO_HISTORY 2959 struct tty *tp; 2960 #endif 2961 u_int c; 2962 int this_scr; 2963 int f; 2964 int i; 2965 2966 if (sc->kbd == NULL) 2967 return NOKEY; 2968 2969 next_code: 2970 #if 1 2971 /* I don't like this, but... XXX */ 2972 if (flags & SCGETC_CN) 2973 sccnupdate(sc->cur_scp); 2974 #endif 2975 scp = sc->cur_scp; 2976 /* first see if there is something in the keyboard port */ 2977 for (;;) { 2978 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 2979 if (c == ERRKEY) { 2980 if (!(flags & SCGETC_CN)) 2981 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 2982 } else if (c == NOKEY) 2983 return c; 2984 else 2985 break; 2986 } 2987 2988 /* make screensaver happy */ 2989 if (!(c & RELKEY)) 2990 sc_touch_scrn_saver(); 2991 2992 if (!(flags & SCGETC_CN)) 2993 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 2994 2995 if (scp->kbd_mode != K_XLATE) 2996 return KEYCHAR(c); 2997 2998 /* if scroll-lock pressed allow history browsing */ 2999 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3000 3001 scp->status &= ~CURSOR_ENABLED; 3002 sc_remove_cursor_image(scp); 3003 3004 #ifndef SC_NO_HISTORY 3005 if (!(scp->status & BUFFER_SAVED)) { 3006 scp->status |= BUFFER_SAVED; 3007 sc_hist_save(scp); 3008 } 3009 switch (c) { 3010 /* FIXME: key codes */ 3011 case SPCLKEY | FKEY | F(49): /* home key */ 3012 sc_remove_cutmarking(scp); 3013 sc_hist_home(scp); 3014 goto next_code; 3015 3016 case SPCLKEY | FKEY | F(57): /* end key */ 3017 sc_remove_cutmarking(scp); 3018 sc_hist_end(scp); 3019 goto next_code; 3020 3021 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3022 sc_remove_cutmarking(scp); 3023 if (sc_hist_up_line(scp)) 3024 if (!(flags & SCGETC_CN)) 3025 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3026 goto next_code; 3027 3028 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3029 sc_remove_cutmarking(scp); 3030 if (sc_hist_down_line(scp)) 3031 if (!(flags & SCGETC_CN)) 3032 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3033 goto next_code; 3034 3035 case SPCLKEY | FKEY | F(51): /* page up key */ 3036 sc_remove_cutmarking(scp); 3037 for (i=0; i<scp->ysize; i++) 3038 if (sc_hist_up_line(scp)) { 3039 if (!(flags & SCGETC_CN)) 3040 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3041 break; 3042 } 3043 goto next_code; 3044 3045 case SPCLKEY | FKEY | F(59): /* page down key */ 3046 sc_remove_cutmarking(scp); 3047 for (i=0; i<scp->ysize; i++) 3048 if (sc_hist_down_line(scp)) { 3049 if (!(flags & SCGETC_CN)) 3050 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3051 break; 3052 } 3053 goto next_code; 3054 } 3055 #endif /* SC_NO_HISTORY */ 3056 } 3057 3058 /* 3059 * Process and consume special keys here. Return a plain char code 3060 * or a char code with the META flag or a function key code. 3061 */ 3062 if (c & RELKEY) { 3063 /* key released */ 3064 /* goto next_code */ 3065 } else { 3066 /* key pressed */ 3067 if (c & SPCLKEY) { 3068 c &= ~SPCLKEY; 3069 switch (KEYCHAR(c)) { 3070 /* LOCKING KEYS */ 3071 case NLK: case CLK: case ALK: 3072 break; 3073 case SLK: 3074 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3075 if (f & SLKED) { 3076 scp->status |= SLKED; 3077 } else { 3078 if (scp->status & SLKED) { 3079 scp->status &= ~SLKED; 3080 #ifndef SC_NO_HISTORY 3081 if (scp->status & BUFFER_SAVED) { 3082 if (!sc_hist_restore(scp)) 3083 sc_remove_cutmarking(scp); 3084 scp->status &= ~BUFFER_SAVED; 3085 scp->status |= CURSOR_ENABLED; 3086 sc_draw_cursor_image(scp); 3087 } 3088 tp = VIRTUAL_TTY(sc, scp->index); 3089 if (tp->t_state & TS_ISOPEN) 3090 scstart(tp); 3091 #endif 3092 } 3093 } 3094 break; 3095 3096 case PASTE: 3097 #ifndef SC_NO_CUTPASTE 3098 sc_mouse_paste(scp); 3099 #endif 3100 break; 3101 3102 /* NON-LOCKING KEYS */ 3103 case NOP: 3104 case LSH: case RSH: case LCTR: case RCTR: 3105 case LALT: case RALT: case ASH: case META: 3106 break; 3107 3108 case BTAB: 3109 if (!(sc->flags & SC_SCRN_BLANKED)) 3110 return c; 3111 break; 3112 3113 case SPSC: 3114 #if NSPLASH > 0 3115 /* force activatation/deactivation of the screen saver */ 3116 if (!(sc->flags & SC_SCRN_BLANKED)) { 3117 run_scrn_saver = TRUE; 3118 sc->scrn_time_stamp -= scrn_blank_time; 3119 } 3120 if (cold) { 3121 /* 3122 * While devices are being probed, the screen saver need 3123 * to be invoked explictly. XXX 3124 */ 3125 if (sc->flags & SC_SCRN_BLANKED) { 3126 scsplash_stick(FALSE); 3127 stop_scrn_saver(sc, current_saver); 3128 } else { 3129 if (!ISGRAPHSC(scp)) { 3130 scsplash_stick(TRUE); 3131 (*current_saver)(sc, TRUE); 3132 } 3133 } 3134 } 3135 #endif /* NSPLASH */ 3136 break; 3137 3138 case RBT: 3139 #ifndef SC_DISABLE_REBOOT 3140 shutdown_nice(0); 3141 #endif 3142 break; 3143 3144 case HALT: 3145 #ifndef SC_DISABLE_REBOOT 3146 shutdown_nice(RB_HALT); 3147 #endif 3148 break; 3149 3150 case PDWN: 3151 #ifndef SC_DISABLE_REBOOT 3152 shutdown_nice(RB_HALT|RB_POWEROFF); 3153 #endif 3154 break; 3155 3156 #ifdef DEV_APM 3157 case SUSP: 3158 apm_suspend(PMST_SUSPEND); 3159 break; 3160 case STBY: 3161 apm_suspend(PMST_STANDBY); 3162 break; 3163 #else 3164 case SUSP: 3165 case STBY: 3166 break; 3167 #endif 3168 3169 case DBG: 3170 #ifndef SC_DISABLE_DDBKEY 3171 #ifdef DDB 3172 Debugger("manual escape to debugger"); 3173 #else 3174 printf("No debugger in kernel\n"); 3175 #endif 3176 #else /* SC_DISABLE_DDBKEY */ 3177 /* do nothing */ 3178 #endif /* SC_DISABLE_DDBKEY */ 3179 break; 3180 3181 case PNC: 3182 if (enable_panic_key) 3183 panic("Forced by the panic key"); 3184 break; 3185 3186 case NEXT: 3187 this_scr = scp->index; 3188 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3189 sc->first_vty + i != this_scr; 3190 i = (i + 1)%sc->vtys) { 3191 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3192 if (tp && tp->t_state & TS_ISOPEN) { 3193 sc_switch_scr(scp->sc, sc->first_vty + i); 3194 break; 3195 } 3196 } 3197 break; 3198 3199 case PREV: 3200 this_scr = scp->index; 3201 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3202 sc->first_vty + i != this_scr; 3203 i = (i + sc->vtys - 1)%sc->vtys) { 3204 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3205 if (tp && tp->t_state & TS_ISOPEN) { 3206 sc_switch_scr(scp->sc, sc->first_vty + i); 3207 break; 3208 } 3209 } 3210 break; 3211 3212 default: 3213 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3214 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3215 break; 3216 } 3217 /* assert(c & FKEY) */ 3218 if (!(sc->flags & SC_SCRN_BLANKED)) 3219 return c; 3220 break; 3221 } 3222 /* goto next_code */ 3223 } else { 3224 /* regular keys (maybe MKEY is set) */ 3225 if (!(sc->flags & SC_SCRN_BLANKED)) 3226 return c; 3227 } 3228 } 3229 3230 goto next_code; 3231 } 3232 3233 int 3234 scmmap(dev_t dev, vm_offset_t offset, int nprot) 3235 { 3236 scr_stat *scp; 3237 3238 scp = SC_STAT(dev); 3239 if (scp != scp->sc->cur_scp) 3240 return -1; 3241 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, nprot); 3242 } 3243 3244 static int 3245 save_kbd_state(scr_stat *scp) 3246 { 3247 int state; 3248 int error; 3249 3250 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3251 if (error == ENOIOCTL) 3252 error = ENODEV; 3253 if (error == 0) { 3254 scp->status &= ~LOCK_MASK; 3255 scp->status |= state; 3256 } 3257 return error; 3258 } 3259 3260 static int 3261 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3262 { 3263 int state; 3264 int error; 3265 3266 if (mask != LOCK_MASK) { 3267 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3268 if (error == ENOIOCTL) 3269 error = ENODEV; 3270 if (error) 3271 return error; 3272 state &= ~mask; 3273 state |= new_bits & mask; 3274 } else { 3275 state = new_bits & LOCK_MASK; 3276 } 3277 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3278 if (error == ENOIOCTL) 3279 error = ENODEV; 3280 return error; 3281 } 3282 3283 static int 3284 update_kbd_leds(scr_stat *scp, int which) 3285 { 3286 int error; 3287 3288 which &= LOCK_MASK; 3289 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3290 if (error == ENOIOCTL) 3291 error = ENODEV; 3292 return error; 3293 } 3294 3295 int 3296 set_mode(scr_stat *scp) 3297 { 3298 video_info_t info; 3299 3300 /* reject unsupported mode */ 3301 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3302 return 1; 3303 3304 /* if this vty is not currently showing, do nothing */ 3305 if (scp != scp->sc->cur_scp) 3306 return 0; 3307 3308 /* setup video hardware for the given mode */ 3309 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3310 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3311 (void *)scp->sc->adp->va_window, FALSE); 3312 3313 #ifndef SC_NO_FONT_LOADING 3314 /* load appropriate font */ 3315 if (!(scp->status & GRAPHICS_MODE)) { 3316 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3317 if (scp->font_size < 14) { 3318 if (scp->sc->fonts_loaded & FONT_8) 3319 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3320 } else if (scp->font_size >= 16) { 3321 if (scp->sc->fonts_loaded & FONT_16) 3322 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3323 } else { 3324 if (scp->sc->fonts_loaded & FONT_14) 3325 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3326 } 3327 /* 3328 * FONT KLUDGE: 3329 * This is an interim kludge to display correct font. 3330 * Always use the font page #0 on the video plane 2. 3331 * Somehow we cannot show the font in other font pages on 3332 * some video cards... XXX 3333 */ 3334 sc_show_font(scp, 0); 3335 } 3336 mark_all(scp); 3337 } 3338 #endif /* !SC_NO_FONT_LOADING */ 3339 3340 sc_set_border(scp, scp->border); 3341 sc_set_cursor_image(scp); 3342 3343 return 0; 3344 } 3345 3346 void 3347 sc_set_border(scr_stat *scp, int color) 3348 { 3349 ++scp->sc->videoio_in_progress; 3350 (*scp->rndr->draw_border)(scp, color); 3351 --scp->sc->videoio_in_progress; 3352 } 3353 3354 #ifndef SC_NO_FONT_LOADING 3355 void 3356 sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3357 int base, int count) 3358 { 3359 sc_softc_t *sc; 3360 3361 sc = scp->sc; 3362 sc->font_loading_in_progress = TRUE; 3363 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3364 sc->font_loading_in_progress = FALSE; 3365 } 3366 3367 void 3368 sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3369 int base, int count) 3370 { 3371 sc_softc_t *sc; 3372 3373 sc = scp->sc; 3374 sc->font_loading_in_progress = TRUE; 3375 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3376 sc->font_loading_in_progress = FALSE; 3377 } 3378 3379 void 3380 sc_show_font(scr_stat *scp, int page) 3381 { 3382 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3383 } 3384 #endif /* !SC_NO_FONT_LOADING */ 3385 3386 void 3387 sc_paste(scr_stat *scp, u_char *p, int count) 3388 { 3389 struct tty *tp; 3390 u_char *rmap; 3391 3392 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3393 if (!(tp->t_state & TS_ISOPEN)) 3394 return; 3395 rmap = scp->sc->scr_rmap; 3396 for (; count > 0; --count) 3397 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 3398 } 3399 3400 void 3401 sc_bell(scr_stat *scp, int pitch, int duration) 3402 { 3403 if (cold || shutdown_in_progress) 3404 return; 3405 3406 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3407 return; 3408 3409 if (scp->sc->flags & SC_VISUAL_BELL) { 3410 if (scp->sc->blink_in_progress) 3411 return; 3412 scp->sc->blink_in_progress = 3; 3413 if (scp != scp->sc->cur_scp) 3414 scp->sc->blink_in_progress += 2; 3415 blink_screen(scp->sc->cur_scp); 3416 } else { 3417 if (scp != scp->sc->cur_scp) 3418 pitch *= 2; 3419 sysbeep(pitch, duration); 3420 } 3421 } 3422 3423 static void 3424 blink_screen(void *arg) 3425 { 3426 scr_stat *scp = arg; 3427 struct tty *tp; 3428 3429 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3430 scp->sc->blink_in_progress = 0; 3431 mark_all(scp); 3432 tp = VIRTUAL_TTY(scp->sc, scp->index); 3433 if (tp->t_state & TS_ISOPEN) 3434 scstart(tp); 3435 if (scp->sc->delayed_next_scr) 3436 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3437 } 3438 else { 3439 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3440 scp->sc->blink_in_progress & 1); 3441 scp->sc->blink_in_progress--; 3442 timeout(blink_screen, scp, hz / 10); 3443 } 3444 } 3445