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 "opt_syscons.h" 32 #include "opt_splash.h" 33 #include "opt_ddb.h" 34 35 #include <sys/param.h> 36 #include <sys/systm.h> 37 #include <sys/conf.h> 38 #include <sys/cons.h> 39 #include <sys/consio.h> 40 #include <sys/eventhandler.h> 41 #include <sys/fbio.h> 42 #include <sys/kbio.h> 43 #include <sys/kernel.h> 44 #include <sys/lock.h> 45 #include <sys/malloc.h> 46 #include <sys/mutex.h> 47 #include <sys/proc.h> 48 #include <sys/random.h> 49 #include <sys/reboot.h> 50 #include <sys/signalvar.h> 51 #include <sys/sysctl.h> 52 #include <sys/tty.h> 53 #include <sys/power.h> 54 55 #include <machine/clock.h> 56 #include <machine/pc/display.h> 57 #ifdef __i386__ 58 #include <machine/psl.h> 59 #include <machine/apm_bios.h> 60 #include <machine/frame.h> 61 #endif 62 63 #include <dev/kbd/kbdreg.h> 64 #include <dev/fb/fbreg.h> 65 #include <dev/fb/splashreg.h> 66 #include <dev/syscons/syscons.h> 67 68 #define COLD 0 69 #define WARM 1 70 71 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 72 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 73 74 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 75 76 typedef struct default_attr { 77 int std_color; /* normal hardware color */ 78 int rev_color; /* reverse hardware color */ 79 } default_attr; 80 81 static default_attr user_default = { 82 SC_NORM_ATTR, 83 SC_NORM_REV_ATTR, 84 }; 85 86 static default_attr kernel_default = { 87 SC_KERNEL_CONS_ATTR, 88 SC_KERNEL_CONS_REV_ATTR, 89 }; 90 91 static int sc_console_unit = -1; 92 static scr_stat *sc_console; 93 static struct tty *sc_console_tty; 94 static void *kernel_console_ts; 95 96 static char init_done = COLD; 97 static char shutdown_in_progress = FALSE; 98 static char sc_malloc = FALSE; 99 100 static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 101 static int run_scrn_saver = FALSE; /* should run the saver? */ 102 static long scrn_blank_time = 0; /* screen saver timeout value */ 103 #ifdef DEV_SPLASH 104 static int scrn_blanked; /* # of blanked screen */ 105 static int sticky_splash = FALSE; 106 107 static void none_saver(sc_softc_t *sc, int blank) { } 108 static void (*current_saver)(sc_softc_t *, int) = none_saver; 109 #endif 110 111 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 112 #include "font.h" 113 #endif 114 115 d_ioctl_t *sc_user_ioctl; 116 117 static bios_values_t bios_value; 118 119 static int enable_panic_key; 120 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 121 0, ""); 122 123 #define SC_CONSOLECTL 255 124 125 #define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 126 SC_DEV((sc), (x))->si_tty : NULL) 127 #define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) 128 129 static int debugger; 130 131 /* prototypes */ 132 static int scvidprobe(int unit, int flags, int cons); 133 static int sckbdprobe(int unit, int flags, int cons); 134 static void scmeminit(void *arg); 135 static int scdevtounit(dev_t dev); 136 static kbd_callback_func_t sckbdevent; 137 static int scparam(struct tty *tp, struct termios *t); 138 static void scstart(struct tty *tp); 139 static void scinit(int unit, int flags); 140 #if __i386__ || __ia64__ 141 static void scterm(int unit, int flags); 142 #endif 143 static void scshutdown(void *arg, int howto); 144 static u_int scgetc(sc_softc_t *sc, u_int flags); 145 #define SCGETC_CN 1 146 #define SCGETC_NONBLOCK 2 147 static int sccngetch(int flags); 148 static void sccnupdate(scr_stat *scp); 149 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 150 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 151 static timeout_t scrn_timer; 152 static int and_region(int *s1, int *e1, int s2, int e2); 153 static void scrn_update(scr_stat *scp, int show_cursor); 154 155 #ifdef DEV_SPLASH 156 static int scsplash_callback(int event, void *arg); 157 static void scsplash_saver(sc_softc_t *sc, int show); 158 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 159 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 160 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 161 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 162 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 163 static int wait_scrn_saver_stop(sc_softc_t *sc); 164 #define scsplash_stick(stick) (sticky_splash = (stick)) 165 #else /* !DEV_SPLASH */ 166 #define scsplash_stick(stick) 167 #endif /* DEV_SPLASH */ 168 169 static int do_switch_scr(sc_softc_t *sc, int s); 170 static int vt_proc_alive(scr_stat *scp); 171 static int signal_vt_rel(scr_stat *scp); 172 static int signal_vt_acq(scr_stat *scp); 173 static int finish_vt_rel(scr_stat *scp, int release, int *s); 174 static int finish_vt_acq(scr_stat *scp); 175 static void exchange_scr(sc_softc_t *sc); 176 static void update_cursor_image(scr_stat *scp); 177 static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 178 static int save_kbd_state(scr_stat *scp); 179 static int update_kbd_state(scr_stat *scp, int state, int mask); 180 static int update_kbd_leds(scr_stat *scp, int which); 181 static timeout_t blink_screen; 182 183 #define CDEV_MAJOR 12 184 185 static cn_probe_t sccnprobe; 186 static cn_init_t sccninit; 187 static cn_getc_t sccngetc; 188 static cn_checkc_t sccncheckc; 189 static cn_putc_t sccnputc; 190 static cn_dbctl_t sccndbctl; 191 static cn_term_t sccnterm; 192 193 #if __alpha__ 194 void sccnattach(void); 195 #endif 196 197 CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 198 sccndbctl); 199 200 static d_open_t scopen; 201 static d_close_t scclose; 202 static d_read_t scread; 203 static d_ioctl_t scioctl; 204 static d_mmap_t scmmap; 205 206 static struct cdevsw sc_cdevsw = { 207 /* open */ scopen, 208 /* close */ scclose, 209 /* read */ scread, 210 /* write */ ttywrite, 211 /* ioctl */ scioctl, 212 /* poll */ ttypoll, 213 /* mmap */ scmmap, 214 /* strategy */ nostrategy, 215 /* name */ "sc", 216 /* maj */ CDEV_MAJOR, 217 /* dump */ nodump, 218 /* psize */ nopsize, 219 /* flags */ D_TTY, 220 }; 221 222 int 223 sc_probe_unit(int unit, int flags) 224 { 225 if (!scvidprobe(unit, flags, FALSE)) { 226 if (bootverbose) 227 printf("sc%d: no video adapter found.\n", unit); 228 return ENXIO; 229 } 230 231 /* syscons will be attached even when there is no keyboard */ 232 sckbdprobe(unit, flags, FALSE); 233 234 return 0; 235 } 236 237 /* probe video adapters, return TRUE if found */ 238 static int 239 scvidprobe(int unit, int flags, int cons) 240 { 241 /* 242 * Access the video adapter driver through the back door! 243 * Video adapter drivers need to be configured before syscons. 244 * However, when syscons is being probed as the low-level console, 245 * they have not been initialized yet. We force them to initialize 246 * themselves here. XXX 247 */ 248 vid_configure(cons ? VIO_PROBE_ONLY : 0); 249 250 return (vid_find_adapter("*", unit) >= 0); 251 } 252 253 /* probe the keyboard, return TRUE if found */ 254 static int 255 sckbdprobe(int unit, int flags, int cons) 256 { 257 /* access the keyboard driver through the backdoor! */ 258 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 259 260 return (kbd_find_keyboard("*", unit) >= 0); 261 } 262 263 static char 264 *adapter_name(video_adapter_t *adp) 265 { 266 static struct { 267 int type; 268 char *name[2]; 269 } names[] = { 270 { KD_MONO, { "MDA", "MDA" } }, 271 { KD_HERCULES, { "Hercules", "Hercules" } }, 272 { KD_CGA, { "CGA", "CGA" } }, 273 { KD_EGA, { "EGA", "EGA (mono)" } }, 274 { KD_VGA, { "VGA", "VGA (mono)" } }, 275 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 276 { KD_TGA, { "TGA", "TGA" } }, 277 { -1, { "Unknown", "Unknown" } }, 278 }; 279 int i; 280 281 for (i = 0; names[i].type != -1; ++i) 282 if (names[i].type == adp->va_type) 283 break; 284 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 285 } 286 287 int 288 sc_attach_unit(int unit, int flags) 289 { 290 sc_softc_t *sc; 291 scr_stat *scp; 292 #ifdef SC_PIXEL_MODE 293 video_info_t info; 294 #endif 295 int vc; 296 dev_t dev; 297 298 flags &= ~SC_KERNEL_CONSOLE; 299 300 if (sc_console_unit == unit) { 301 /* 302 * If this unit is being used as the system console, we need to 303 * adjust some variables and buffers before and after scinit(). 304 */ 305 /* assert(sc_console != NULL) */ 306 flags |= SC_KERNEL_CONSOLE; 307 scmeminit(NULL); 308 309 scinit(unit, flags); 310 311 if (sc_console->tsw->te_size > 0) { 312 /* assert(sc_console->ts != NULL); */ 313 kernel_console_ts = sc_console->ts; 314 sc_console->ts = malloc(sc_console->tsw->te_size, 315 M_DEVBUF, M_WAITOK); 316 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 317 (*sc_console->tsw->te_default_attr)(sc_console, 318 user_default.std_color, 319 user_default.rev_color); 320 } 321 } else { 322 scinit(unit, flags); 323 } 324 325 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 326 sc->config = flags; 327 scp = SC_STAT(sc->dev[0]); 328 if (sc_console == NULL) /* sc_console_unit < 0 */ 329 sc_console = scp; 330 331 #ifdef SC_PIXEL_MODE 332 if ((sc->config & SC_VESA800X600) 333 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 334 #ifdef DEV_SPLASH 335 if (sc->flags & SC_SPLASH_SCRN) 336 splash_term(sc->adp); 337 #endif 338 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 339 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 340 sc->initial_mode = M_VESA_800x600; 341 #ifdef DEV_SPLASH 342 /* put up the splash again! */ 343 if (sc->flags & SC_SPLASH_SCRN) 344 splash_init(sc->adp, scsplash_callback, sc); 345 #endif 346 } 347 #endif /* SC_PIXEL_MODE */ 348 349 /* initialize cursor */ 350 if (!ISGRAPHSC(scp)) 351 update_cursor_image(scp); 352 353 /* get screen update going */ 354 scrn_timer(sc); 355 356 /* set up the keyboard */ 357 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 358 update_kbd_state(scp, scp->status, LOCK_MASK); 359 360 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 361 unit, adapter_name(sc->adp), sc->vtys, sc->config); 362 if (bootverbose) { 363 printf("sc%d:", unit); 364 if (sc->adapter >= 0) 365 printf(" fb%d", sc->adapter); 366 if (sc->keyboard >= 0) 367 printf(", kbd%d", sc->keyboard); 368 if (scp->tsw) 369 printf(", terminal emulator: %s (%s)", 370 scp->tsw->te_name, scp->tsw->te_desc); 371 printf("\n"); 372 } 373 374 /* register a shutdown callback for the kernel console */ 375 if (sc_console_unit == unit) 376 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 377 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 378 379 for (vc = 0; vc < sc->vtys; vc++) { 380 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 381 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 382 sc->dev[vc] = dev; 383 /* 384 * The first vty already has struct tty and scr_stat initialized 385 * in scinit(). The other vtys will have these structs when 386 * first opened. 387 */ 388 } 389 390 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 391 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 392 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 393 SC_STAT(dev) = sc_console; 394 395 return 0; 396 } 397 398 static void 399 scmeminit(void *arg) 400 { 401 if (sc_malloc) 402 return; 403 sc_malloc = TRUE; 404 405 /* 406 * As soon as malloc() becomes functional, we had better allocate 407 * various buffers for the kernel console. 408 */ 409 410 if (sc_console_unit < 0) /* sc_console == NULL */ 411 return; 412 413 /* copy the temporary buffer to the final buffer */ 414 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 415 416 #ifndef SC_NO_CUTPASTE 417 sc_alloc_cut_buffer(sc_console, FALSE); 418 #endif 419 420 #ifndef SC_NO_HISTORY 421 /* initialize history buffer & pointers */ 422 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 423 #endif 424 } 425 426 /* XXX */ 427 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 428 429 static int 430 scdevtounit(dev_t dev) 431 { 432 int vty = SC_VTY(dev); 433 434 if (vty == SC_CONSOLECTL) 435 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 436 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 437 return -1; 438 else 439 return vty/MAXCONS; 440 } 441 442 int 443 scopen(dev_t dev, int flag, int mode, struct thread *td) 444 { 445 int unit = scdevtounit(dev); 446 sc_softc_t *sc; 447 struct tty *tp; 448 scr_stat *scp; 449 keyarg_t key; 450 int error; 451 452 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 453 major(dev), minor(dev), unit, SC_VTY(dev))); 454 455 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 456 if (sc == NULL) 457 return ENXIO; 458 459 tp = dev->si_tty = ttymalloc(dev->si_tty); 460 tp->t_oproc = scstart; 461 tp->t_param = scparam; 462 tp->t_stop = nottystop; 463 tp->t_dev = dev; 464 if (!ISTTYOPEN(tp)) { 465 ttychars(tp); 466 /* Use the current setting of the <-- key as default VERASE. */ 467 /* If the Delete key is preferable, an stty is necessary */ 468 if (sc->kbd != NULL) { 469 key.keynum = KEYCODE_BS; 470 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 471 tp->t_cc[VERASE] = key.key.map[0]; 472 } 473 tp->t_iflag = TTYDEF_IFLAG; 474 tp->t_oflag = TTYDEF_OFLAG; 475 tp->t_cflag = TTYDEF_CFLAG; 476 tp->t_lflag = TTYDEF_LFLAG; 477 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 478 scparam(tp, &tp->t_termios); 479 (*linesw[tp->t_line].l_modem)(tp, 1); 480 } 481 else 482 if (tp->t_state & TS_XCLUDE && suser_td(td)) 483 return(EBUSY); 484 485 error = (*linesw[tp->t_line].l_open)(dev, tp); 486 487 scp = SC_STAT(dev); 488 if (scp == NULL) { 489 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 490 if (ISGRAPHSC(scp)) 491 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 492 } 493 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 494 tp->t_winsize.ws_col = scp->xsize; 495 tp->t_winsize.ws_row = scp->ysize; 496 } 497 498 return error; 499 } 500 501 int 502 scclose(dev_t dev, int flag, int mode, struct thread *td) 503 { 504 struct tty *tp = dev->si_tty; 505 scr_stat *scp; 506 int s; 507 508 if (SC_VTY(dev) != SC_CONSOLECTL) { 509 scp = SC_STAT(tp->t_dev); 510 /* were we in the middle of the VT switching process? */ 511 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 512 s = spltty(); 513 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 514 cons_unavail = FALSE; 515 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 516 DPRINTF(5, ("reset WAIT_REL, ")); 517 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 518 DPRINTF(5, ("reset WAIT_ACQ, ")); 519 #if not_yet_done 520 if (scp == &main_console) { 521 scp->pid = 0; 522 scp->proc = NULL; 523 scp->smode.mode = VT_AUTO; 524 } 525 else { 526 sc_vtb_destroy(&scp->vtb); 527 sc_vtb_destroy(&scp->scr); 528 sc_free_history_buffer(scp, scp->ysize); 529 SC_STAT(dev) = NULL; 530 free(scp, M_DEVBUF); 531 } 532 #else 533 scp->pid = 0; 534 scp->proc = NULL; 535 scp->smode.mode = VT_AUTO; 536 #endif 537 scp->kbd_mode = K_XLATE; 538 if (scp == scp->sc->cur_scp) 539 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 540 DPRINTF(5, ("done.\n")); 541 } 542 spltty(); 543 (*linesw[tp->t_line].l_close)(tp, flag); 544 ttyclose(tp); 545 spl0(); 546 return(0); 547 } 548 549 int 550 scread(dev_t dev, struct uio *uio, int flag) 551 { 552 sc_touch_scrn_saver(); 553 return ttyread(dev, uio, flag); 554 } 555 556 static int 557 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 558 { 559 sc_softc_t *sc; 560 struct tty *cur_tty; 561 int c; 562 size_t len; 563 u_char *cp; 564 565 sc = (sc_softc_t *)arg; 566 /* assert(thiskbd == sc->kbd) */ 567 568 switch (event) { 569 case KBDIO_KEYINPUT: 570 break; 571 case KBDIO_UNLOADING: 572 sc->kbd = NULL; 573 sc->keyboard = -1; 574 kbd_release(thiskbd, (void *)&sc->keyboard); 575 return 0; 576 default: 577 return EINVAL; 578 } 579 580 /* 581 * Loop while there is still input to get from the keyboard. 582 * I don't think this is nessesary, and it doesn't fix 583 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 584 */ 585 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 586 587 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 588 if (!ISTTYOPEN(cur_tty)) { 589 cur_tty = sc_console_tty; 590 if (!ISTTYOPEN(cur_tty)) 591 continue; 592 } 593 594 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 595 continue; 596 597 switch (KEYFLAGS(c)) { 598 case 0x0000: /* normal key */ 599 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 600 break; 601 case FKEY: /* function key, return string */ 602 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 603 if (cp != NULL) { 604 while (len-- > 0) 605 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 606 } 607 break; 608 case MKEY: /* meta is active, prepend ESC */ 609 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 610 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 611 break; 612 case BKEY: /* backtab fixed sequence (esc [ Z) */ 613 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 614 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 615 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 616 break; 617 } 618 } 619 620 sc->cur_scp->status |= MOUSE_HIDDEN; 621 622 return 0; 623 } 624 625 static int 626 scparam(struct tty *tp, struct termios *t) 627 { 628 tp->t_ispeed = t->c_ispeed; 629 tp->t_ospeed = t->c_ospeed; 630 tp->t_cflag = t->c_cflag; 631 return 0; 632 } 633 634 int 635 scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct thread *td) 636 { 637 int error; 638 int i; 639 struct tty *tp; 640 sc_softc_t *sc; 641 scr_stat *scp; 642 int s; 643 644 tp = dev->si_tty; 645 646 /* If there is a user_ioctl function call that first */ 647 if (sc_user_ioctl) { 648 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 649 if (error != ENOIOCTL) 650 return error; 651 } 652 653 error = sc_vid_ioctl(tp, cmd, data, flag, td); 654 if (error != ENOIOCTL) 655 return error; 656 657 #ifndef SC_NO_HISTORY 658 error = sc_hist_ioctl(tp, cmd, data, flag, td); 659 if (error != ENOIOCTL) 660 return error; 661 #endif 662 663 #ifndef SC_NO_SYSMOUSE 664 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 665 if (error != ENOIOCTL) 666 return error; 667 #endif 668 669 scp = SC_STAT(tp->t_dev); 670 /* assert(scp != NULL) */ 671 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 672 sc = scp->sc; 673 674 if (scp->tsw) { 675 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 676 if (error != ENOIOCTL) 677 return error; 678 } 679 680 switch (cmd) { /* process console hardware related ioctl's */ 681 682 case GIO_ATTR: /* get current attributes */ 683 /* this ioctl is not processed here, but in the terminal emulator */ 684 return ENOTTY; 685 686 case GIO_COLOR: /* is this a color console ? */ 687 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 688 return 0; 689 690 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 691 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 692 return EINVAL; 693 s = spltty(); 694 scrn_blank_time = *(int *)data; 695 run_scrn_saver = (scrn_blank_time != 0); 696 splx(s); 697 return 0; 698 699 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 700 s = spltty(); 701 *(int *)data &= CONS_CURSOR_ATTRS; 702 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 703 splx(s); 704 return 0; 705 706 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 707 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 708 ((int *)data)[0] = scp->curr_curs_attr.flags; 709 ((int *)data)[1] = scp->curr_curs_attr.base; 710 ((int *)data)[2] = scp->curr_curs_attr.height; 711 } else { 712 ((int *)data)[0] = sc->curs_attr.flags; 713 ((int *)data)[1] = sc->curs_attr.base; 714 ((int *)data)[2] = sc->curs_attr.height; 715 } 716 return 0; 717 718 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 719 s = spltty(); 720 sc_change_cursor_shape(scp, ((int *)data)[0], 721 ((int *)data)[1], ((int *)data)[2]); 722 splx(s); 723 return 0; 724 725 case CONS_BELLTYPE: /* set bell type sound/visual */ 726 if ((*(int *)data) & 0x01) 727 sc->flags |= SC_VISUAL_BELL; 728 else 729 sc->flags &= ~SC_VISUAL_BELL; 730 if ((*(int *)data) & 0x02) 731 sc->flags |= SC_QUIET_BELL; 732 else 733 sc->flags &= ~SC_QUIET_BELL; 734 return 0; 735 736 case CONS_GETINFO: /* get current (virtual) console info */ 737 { 738 vid_info_t *ptr = (vid_info_t*)data; 739 if (ptr->size == sizeof(struct vid_info)) { 740 ptr->m_num = sc->cur_scp->index; 741 ptr->mv_col = scp->xpos; 742 ptr->mv_row = scp->ypos; 743 ptr->mv_csz = scp->xsize; 744 ptr->mv_rsz = scp->ysize; 745 /* 746 * The following fields are filled by the terminal emulator. XXX 747 * 748 * ptr->mv_norm.fore 749 * ptr->mv_norm.back 750 * ptr->mv_rev.fore 751 * ptr->mv_rev.back 752 */ 753 ptr->mv_grfc.fore = 0; /* not supported */ 754 ptr->mv_grfc.back = 0; /* not supported */ 755 ptr->mv_ovscan = scp->border; 756 if (scp == sc->cur_scp) 757 save_kbd_state(scp); 758 ptr->mk_keylock = scp->status & LOCK_MASK; 759 return 0; 760 } 761 return EINVAL; 762 } 763 764 case CONS_GETVERS: /* get version number */ 765 *(int*)data = 0x200; /* version 2.0 */ 766 return 0; 767 768 case CONS_IDLE: /* see if the screen has been idle */ 769 /* 770 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 771 * the user process may have been writing something on the 772 * screen and syscons is not aware of it. Declare the screen 773 * is NOT idle if it is in one of these modes. But there is 774 * an exception to it; if a screen saver is running in the 775 * graphics mode in the current screen, we should say that the 776 * screen has been idle. 777 */ 778 *(int *)data = (sc->flags & SC_SCRN_IDLE) 779 && (!ISGRAPHSC(sc->cur_scp) 780 || (sc->cur_scp->status & SAVER_RUNNING)); 781 return 0; 782 783 case CONS_SAVERMODE: /* set saver mode */ 784 switch(*(int *)data) { 785 case CONS_NO_SAVER: 786 case CONS_USR_SAVER: 787 /* if a LKM screen saver is running, stop it first. */ 788 scsplash_stick(FALSE); 789 saver_mode = *(int *)data; 790 s = spltty(); 791 #ifdef DEV_SPLASH 792 if ((error = wait_scrn_saver_stop(NULL))) { 793 splx(s); 794 return error; 795 } 796 #endif 797 run_scrn_saver = TRUE; 798 if (saver_mode == CONS_USR_SAVER) 799 scp->status |= SAVER_RUNNING; 800 else 801 scp->status &= ~SAVER_RUNNING; 802 scsplash_stick(TRUE); 803 splx(s); 804 break; 805 case CONS_LKM_SAVER: 806 s = spltty(); 807 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 808 scp->status &= ~SAVER_RUNNING; 809 saver_mode = *(int *)data; 810 splx(s); 811 break; 812 default: 813 return EINVAL; 814 } 815 return 0; 816 817 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 818 /* 819 * Note that this ioctl does not guarantee the screen saver 820 * actually starts or stops. It merely attempts to do so... 821 */ 822 s = spltty(); 823 run_scrn_saver = (*(int *)data != 0); 824 if (run_scrn_saver) 825 sc->scrn_time_stamp -= scrn_blank_time; 826 splx(s); 827 return 0; 828 829 case CONS_SCRSHOT: /* get a screen shot */ 830 { 831 scrshot_t *ptr = (scrshot_t*)data; 832 s = spltty(); 833 if (ISGRAPHSC(scp)) { 834 splx(s); 835 return EOPNOTSUPP; 836 } 837 if (scp->xsize != ptr->xsize || scp->ysize != ptr->ysize) { 838 splx(s); 839 return EINVAL; 840 } 841 copyout ((void*)scp->vtb.vtb_buffer, ptr->buf, 842 ptr->xsize * ptr->ysize * sizeof(u_int16_t)); 843 splx(s); 844 return 0; 845 } 846 847 case VT_SETMODE: /* set screen switcher mode */ 848 { 849 struct vt_mode *mode; 850 struct proc *p1; 851 852 mode = (struct vt_mode *)data; 853 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 854 if (scp->smode.mode == VT_PROCESS) { 855 p1 = pfind(scp->pid); 856 if (scp->proc == p1 && scp->proc != td->td_proc) { 857 if (p1) 858 PROC_UNLOCK(p1); 859 DPRINTF(5, ("error EPERM\n")); 860 return EPERM; 861 } 862 if (p1) 863 PROC_UNLOCK(p1); 864 } 865 s = spltty(); 866 if (mode->mode == VT_AUTO) { 867 scp->smode.mode = VT_AUTO; 868 scp->proc = NULL; 869 scp->pid = 0; 870 DPRINTF(5, ("VT_AUTO, ")); 871 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 872 cons_unavail = FALSE; 873 /* were we in the middle of the vty switching process? */ 874 if (finish_vt_rel(scp, TRUE, &s) == 0) 875 DPRINTF(5, ("reset WAIT_REL, ")); 876 if (finish_vt_acq(scp) == 0) 877 DPRINTF(5, ("reset WAIT_ACQ, ")); 878 } else { 879 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 880 || !ISSIGVALID(mode->frsig)) { 881 splx(s); 882 DPRINTF(5, ("error EINVAL\n")); 883 return EINVAL; 884 } 885 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 886 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 887 scp->proc = td->td_proc; 888 scp->pid = scp->proc->p_pid; 889 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 890 cons_unavail = TRUE; 891 } 892 splx(s); 893 DPRINTF(5, ("\n")); 894 return 0; 895 } 896 897 case VT_GETMODE: /* get screen switcher mode */ 898 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 899 return 0; 900 901 case VT_RELDISP: /* screen switcher ioctl */ 902 s = spltty(); 903 /* 904 * This must be the current vty which is in the VT_PROCESS 905 * switching mode... 906 */ 907 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 908 splx(s); 909 return EINVAL; 910 } 911 /* ...and this process is controlling it. */ 912 if (scp->proc != td->td_proc) { 913 splx(s); 914 return EPERM; 915 } 916 error = EINVAL; 917 switch(*(int *)data) { 918 case VT_FALSE: /* user refuses to release screen, abort */ 919 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 920 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 921 break; 922 case VT_TRUE: /* user has released screen, go on */ 923 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 924 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 925 break; 926 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 927 if ((error = finish_vt_acq(scp)) == 0) 928 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 929 break; 930 default: 931 break; 932 } 933 splx(s); 934 return error; 935 936 case VT_OPENQRY: /* return free virtual console */ 937 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 938 tp = VIRTUAL_TTY(sc, i); 939 if (!ISTTYOPEN(tp)) { 940 *(int *)data = i + 1; 941 return 0; 942 } 943 } 944 return EINVAL; 945 946 case VT_ACTIVATE: /* switch to screen *data */ 947 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 948 s = spltty(); 949 sc_clean_up(sc->cur_scp); 950 splx(s); 951 return sc_switch_scr(sc, i); 952 953 case VT_WAITACTIVE: /* wait for switch to occur */ 954 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 955 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 956 return EINVAL; 957 s = spltty(); 958 error = sc_clean_up(sc->cur_scp); 959 splx(s); 960 if (error) 961 return error; 962 scp = SC_STAT(SC_DEV(sc, i)); 963 if (scp == scp->sc->cur_scp) 964 return 0; 965 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, 966 "waitvt", 0)) == ERESTART) ; 967 return error; 968 969 case VT_GETACTIVE: /* get active vty # */ 970 *(int *)data = sc->cur_scp->index + 1; 971 return 0; 972 973 case VT_GETINDEX: /* get this vty # */ 974 *(int *)data = scp->index + 1; 975 return 0; 976 977 case KDENABIO: /* allow io operations */ 978 error = suser_td(td); 979 if (error != 0) 980 return error; 981 error = securelevel_gt(td->td_proc->p_ucred, 0); 982 if (error != 0) 983 return error; 984 #ifdef __i386__ 985 td->td_frame->tf_eflags |= PSL_IOPL; 986 #endif 987 return 0; 988 989 case KDDISABIO: /* disallow io operations (default) */ 990 #ifdef __i386__ 991 td->td_frame->tf_eflags &= ~PSL_IOPL; 992 #endif 993 return 0; 994 995 case KDSKBSTATE: /* set keyboard state (locks) */ 996 if (*(int *)data & ~LOCK_MASK) 997 return EINVAL; 998 scp->status &= ~LOCK_MASK; 999 scp->status |= *(int *)data; 1000 if (scp == sc->cur_scp) 1001 update_kbd_state(scp, scp->status, LOCK_MASK); 1002 return 0; 1003 1004 case KDGKBSTATE: /* get keyboard state (locks) */ 1005 if (scp == sc->cur_scp) 1006 save_kbd_state(scp); 1007 *(int *)data = scp->status & LOCK_MASK; 1008 return 0; 1009 1010 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1011 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1012 error = kbd_ioctl(sc->kbd, cmd, data); 1013 if (error == ENOIOCTL) 1014 error = ENODEV; 1015 return error; 1016 1017 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1018 if (*(int *)data & ~0x7f) 1019 return EINVAL; 1020 error = kbd_ioctl(sc->kbd, cmd, data); 1021 if (error == ENOIOCTL) 1022 error = ENODEV; 1023 return error; 1024 1025 case KDSKBMODE: /* set keyboard mode */ 1026 switch (*(int *)data) { 1027 case K_XLATE: /* switch to XLT ascii mode */ 1028 case K_RAW: /* switch to RAW scancode mode */ 1029 case K_CODE: /* switch to CODE mode */ 1030 scp->kbd_mode = *(int *)data; 1031 if (scp == sc->cur_scp) 1032 kbd_ioctl(sc->kbd, cmd, data); 1033 return 0; 1034 default: 1035 return EINVAL; 1036 } 1037 /* NOT REACHED */ 1038 1039 case KDGKBMODE: /* get keyboard mode */ 1040 *(int *)data = scp->kbd_mode; 1041 return 0; 1042 1043 case KDGKBINFO: 1044 error = kbd_ioctl(sc->kbd, cmd, data); 1045 if (error == ENOIOCTL) 1046 error = ENODEV; 1047 return error; 1048 1049 case KDMKTONE: /* sound the bell */ 1050 if (*(int*)data) 1051 sc_bell(scp, (*(int*)data)&0xffff, 1052 (((*(int*)data)>>16)&0xffff)*hz/1000); 1053 else 1054 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1055 return 0; 1056 1057 case KIOCSOUND: /* make tone (*data) hz */ 1058 if (scp == sc->cur_scp) { 1059 if (*(int *)data) 1060 return sc_tone(*(int *)data); 1061 else 1062 return sc_tone(0); 1063 } 1064 return 0; 1065 1066 case KDGKBTYPE: /* get keyboard type */ 1067 error = kbd_ioctl(sc->kbd, cmd, data); 1068 if (error == ENOIOCTL) { 1069 /* always return something? XXX */ 1070 *(int *)data = 0; 1071 } 1072 return 0; 1073 1074 case KDSETLED: /* set keyboard LED status */ 1075 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1076 return EINVAL; 1077 scp->status &= ~LED_MASK; 1078 scp->status |= *(int *)data; 1079 if (scp == sc->cur_scp) 1080 update_kbd_leds(scp, scp->status); 1081 return 0; 1082 1083 case KDGETLED: /* get keyboard LED status */ 1084 if (scp == sc->cur_scp) 1085 save_kbd_state(scp); 1086 *(int *)data = scp->status & LED_MASK; 1087 return 0; 1088 1089 case CONS_SETKBD: /* set the new keyboard */ 1090 { 1091 keyboard_t *newkbd; 1092 1093 s = spltty(); 1094 newkbd = kbd_get_keyboard(*(int *)data); 1095 if (newkbd == NULL) { 1096 splx(s); 1097 return EINVAL; 1098 } 1099 error = 0; 1100 if (sc->kbd != newkbd) { 1101 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1102 (void *)&sc->keyboard, sckbdevent, sc); 1103 /* i == newkbd->kb_index */ 1104 if (i >= 0) { 1105 if (sc->kbd != NULL) { 1106 save_kbd_state(sc->cur_scp); 1107 kbd_release(sc->kbd, (void *)&sc->keyboard); 1108 } 1109 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1110 sc->keyboard = i; 1111 kbd_ioctl(sc->kbd, KDSKBMODE, 1112 (caddr_t)&sc->cur_scp->kbd_mode); 1113 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1114 LOCK_MASK); 1115 } else { 1116 error = EPERM; /* XXX */ 1117 } 1118 } 1119 splx(s); 1120 return error; 1121 } 1122 1123 case CONS_RELKBD: /* release the current keyboard */ 1124 s = spltty(); 1125 error = 0; 1126 if (sc->kbd != NULL) { 1127 save_kbd_state(sc->cur_scp); 1128 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1129 if (error == 0) { 1130 sc->kbd = NULL; 1131 sc->keyboard = -1; 1132 } 1133 } 1134 splx(s); 1135 return error; 1136 1137 case CONS_GETTERM: /* get the current terminal emulator info */ 1138 { 1139 sc_term_sw_t *sw; 1140 1141 if (((term_info_t *)data)->ti_index == 0) { 1142 sw = scp->tsw; 1143 } else { 1144 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1145 } 1146 if (sw != NULL) { 1147 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1148 sizeof(((term_info_t *)data)->ti_name)); 1149 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1150 sizeof(((term_info_t *)data)->ti_desc)); 1151 ((term_info_t *)data)->ti_flags = 0; 1152 return 0; 1153 } else { 1154 ((term_info_t *)data)->ti_name[0] = '\0'; 1155 ((term_info_t *)data)->ti_desc[0] = '\0'; 1156 ((term_info_t *)data)->ti_flags = 0; 1157 return EINVAL; 1158 } 1159 } 1160 1161 case CONS_SETTERM: /* set the current terminal emulator */ 1162 s = spltty(); 1163 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1164 /* FIXME: what if scp == sc_console! XXX */ 1165 splx(s); 1166 return error; 1167 1168 case GIO_SCRNMAP: /* get output translation table */ 1169 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1170 return 0; 1171 1172 case PIO_SCRNMAP: /* set output translation table */ 1173 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1174 for (i=0; i<sizeof(sc->scr_map); i++) { 1175 sc->scr_rmap[sc->scr_map[i]] = i; 1176 } 1177 return 0; 1178 1179 case GIO_KEYMAP: /* get keyboard translation table */ 1180 case PIO_KEYMAP: /* set keyboard translation table */ 1181 case GIO_DEADKEYMAP: /* get accent key translation table */ 1182 case PIO_DEADKEYMAP: /* set accent key translation table */ 1183 case GETFKEY: /* get function key string */ 1184 case SETFKEY: /* set function key string */ 1185 error = kbd_ioctl(sc->kbd, cmd, data); 1186 if (error == ENOIOCTL) 1187 error = ENODEV; 1188 return error; 1189 1190 #ifndef SC_NO_FONT_LOADING 1191 1192 case PIO_FONT8x8: /* set 8x8 dot font */ 1193 if (!ISFONTAVAIL(sc->adp->va_flags)) 1194 return ENXIO; 1195 bcopy(data, sc->font_8, 8*256); 1196 sc->fonts_loaded |= FONT_8; 1197 /* 1198 * FONT KLUDGE 1199 * Always use the font page #0. XXX 1200 * Don't load if the current font size is not 8x8. 1201 */ 1202 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1203 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1204 return 0; 1205 1206 case GIO_FONT8x8: /* get 8x8 dot font */ 1207 if (!ISFONTAVAIL(sc->adp->va_flags)) 1208 return ENXIO; 1209 if (sc->fonts_loaded & FONT_8) { 1210 bcopy(sc->font_8, data, 8*256); 1211 return 0; 1212 } 1213 else 1214 return ENXIO; 1215 1216 case PIO_FONT8x14: /* set 8x14 dot font */ 1217 if (!ISFONTAVAIL(sc->adp->va_flags)) 1218 return ENXIO; 1219 bcopy(data, sc->font_14, 14*256); 1220 sc->fonts_loaded |= FONT_14; 1221 /* 1222 * FONT KLUDGE 1223 * Always use the font page #0. XXX 1224 * Don't load if the current font size is not 8x14. 1225 */ 1226 if (ISTEXTSC(sc->cur_scp) 1227 && (sc->cur_scp->font_size >= 14) 1228 && (sc->cur_scp->font_size < 16)) 1229 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1230 return 0; 1231 1232 case GIO_FONT8x14: /* get 8x14 dot font */ 1233 if (!ISFONTAVAIL(sc->adp->va_flags)) 1234 return ENXIO; 1235 if (sc->fonts_loaded & FONT_14) { 1236 bcopy(sc->font_14, data, 14*256); 1237 return 0; 1238 } 1239 else 1240 return ENXIO; 1241 1242 case PIO_FONT8x16: /* set 8x16 dot font */ 1243 if (!ISFONTAVAIL(sc->adp->va_flags)) 1244 return ENXIO; 1245 bcopy(data, sc->font_16, 16*256); 1246 sc->fonts_loaded |= FONT_16; 1247 /* 1248 * FONT KLUDGE 1249 * Always use the font page #0. XXX 1250 * Don't load if the current font size is not 8x16. 1251 */ 1252 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1253 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1254 return 0; 1255 1256 case GIO_FONT8x16: /* get 8x16 dot font */ 1257 if (!ISFONTAVAIL(sc->adp->va_flags)) 1258 return ENXIO; 1259 if (sc->fonts_loaded & FONT_16) { 1260 bcopy(sc->font_16, data, 16*256); 1261 return 0; 1262 } 1263 else 1264 return ENXIO; 1265 1266 #endif /* SC_NO_FONT_LOADING */ 1267 1268 default: 1269 break; 1270 } 1271 1272 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, td); 1273 if (error != ENOIOCTL) 1274 return(error); 1275 error = ttioctl(tp, cmd, data, flag); 1276 if (error != ENOIOCTL) 1277 return(error); 1278 return(ENOTTY); 1279 } 1280 1281 static void 1282 scstart(struct tty *tp) 1283 { 1284 struct clist *rbp; 1285 int s, len; 1286 u_char buf[PCBURST]; 1287 scr_stat *scp = SC_STAT(tp->t_dev); 1288 1289 if (scp->status & SLKED || scp->sc->blink_in_progress) 1290 return; 1291 s = spltty(); 1292 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1293 tp->t_state |= TS_BUSY; 1294 rbp = &tp->t_outq; 1295 while (rbp->c_cc) { 1296 len = q_to_b(rbp, buf, PCBURST); 1297 splx(s); 1298 sc_puts(scp, buf, len); 1299 s = spltty(); 1300 } 1301 tp->t_state &= ~TS_BUSY; 1302 ttwwakeup(tp); 1303 } 1304 splx(s); 1305 } 1306 1307 static void 1308 sccnprobe(struct consdev *cp) 1309 { 1310 #if __i386__ || __ia64__ 1311 int unit; 1312 int flags; 1313 1314 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1315 1316 /* a video card is always required */ 1317 if (!scvidprobe(unit, flags, TRUE)) 1318 cp->cn_pri = CN_DEAD; 1319 1320 /* syscons will become console even when there is no keyboard */ 1321 sckbdprobe(unit, flags, TRUE); 1322 1323 if (cp->cn_pri == CN_DEAD) 1324 return; 1325 1326 /* initialize required fields */ 1327 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLECTL); 1328 #endif /* __i386__ || __ia64__ */ 1329 1330 #if __alpha__ 1331 /* 1332 * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() 1333 * interface to install the console. Always return CN_DEAD from 1334 * here. 1335 */ 1336 cp->cn_pri = CN_DEAD; 1337 #endif /* __alpha__ */ 1338 } 1339 1340 static void 1341 sccninit(struct consdev *cp) 1342 { 1343 #if __i386__ || __ia64__ 1344 int unit; 1345 int flags; 1346 1347 sc_get_cons_priority(&unit, &flags); 1348 scinit(unit, flags | SC_KERNEL_CONSOLE); 1349 sc_console_unit = unit; 1350 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1351 #endif /* __i386__ */ 1352 1353 #if __alpha__ 1354 /* SHOULDN'T REACH HERE */ 1355 #endif /* __alpha__ */ 1356 } 1357 1358 static void 1359 sccnterm(struct consdev *cp) 1360 { 1361 /* we are not the kernel console any more, release everything */ 1362 1363 if (sc_console_unit < 0) 1364 return; /* shouldn't happen */ 1365 1366 #if __i386__ || __ia64__ 1367 #if 0 /* XXX */ 1368 sc_clear_screen(sc_console); 1369 sccnupdate(sc_console); 1370 #endif 1371 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1372 sc_console_unit = -1; 1373 sc_console = NULL; 1374 #endif /* __i386__ */ 1375 1376 #if __alpha__ 1377 /* do nothing XXX */ 1378 #endif /* __alpha__ */ 1379 } 1380 1381 #ifdef __alpha__ 1382 1383 void 1384 sccnattach(void) 1385 { 1386 static struct consdev consdev; 1387 int unit; 1388 int flags; 1389 1390 bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); 1391 consdev.cn_pri = sc_get_cons_priority(&unit, &flags); 1392 1393 /* a video card is always required */ 1394 if (!scvidprobe(unit, flags, TRUE)) 1395 consdev.cn_pri = CN_DEAD; 1396 1397 /* alpha doesn't allow the console being without a keyboard... Why? */ 1398 if (!sckbdprobe(unit, flags, TRUE)) 1399 consdev.cn_pri = CN_DEAD; 1400 1401 if (consdev.cn_pri == CN_DEAD) 1402 return; 1403 1404 scinit(unit, flags | SC_KERNEL_CONSOLE); 1405 sc_console_unit = unit; 1406 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1407 consdev.cn_dev = makedev(CDEV_MAJOR, 0); 1408 cnadd(&consdev); 1409 } 1410 1411 #endif /* __alpha__ */ 1412 1413 static void 1414 sccnputc(dev_t dev, int c) 1415 { 1416 u_char buf[1]; 1417 scr_stat *scp = sc_console; 1418 void *save; 1419 #ifndef SC_NO_HISTORY 1420 struct tty *tp; 1421 #endif /* !SC_NO_HISTORY */ 1422 int s; 1423 1424 /* assert(sc_console != NULL) */ 1425 1426 #ifndef SC_NO_HISTORY 1427 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1428 scp->status &= ~SLKED; 1429 update_kbd_state(scp, scp->status, SLKED); 1430 if (scp->status & BUFFER_SAVED) { 1431 if (!sc_hist_restore(scp)) 1432 sc_remove_cutmarking(scp); 1433 scp->status &= ~BUFFER_SAVED; 1434 scp->status |= CURSOR_ENABLED; 1435 sc_draw_cursor_image(scp); 1436 } 1437 tp = VIRTUAL_TTY(scp->sc, scp->index); 1438 if (ISTTYOPEN(tp)) 1439 scstart(tp); 1440 } 1441 #endif /* !SC_NO_HISTORY */ 1442 1443 save = scp->ts; 1444 if (kernel_console_ts != NULL) 1445 scp->ts = kernel_console_ts; 1446 buf[0] = c; 1447 sc_puts(scp, buf, 1); 1448 scp->ts = save; 1449 1450 s = spltty(); /* block sckbdevent and scrn_timer */ 1451 sccnupdate(scp); 1452 splx(s); 1453 } 1454 1455 static int 1456 sccngetc(dev_t dev) 1457 { 1458 return sccngetch(0); 1459 } 1460 1461 static int 1462 sccncheckc(dev_t dev) 1463 { 1464 return sccngetch(SCGETC_NONBLOCK); 1465 } 1466 1467 static void 1468 sccndbctl(dev_t dev, int on) 1469 { 1470 /* assert(sc_console_unit >= 0) */ 1471 /* try to switch to the kernel console screen */ 1472 if (on && debugger == 0) { 1473 /* 1474 * TRY to make sure the screen saver is stopped, 1475 * and the screen is updated before switching to 1476 * the vty0. 1477 */ 1478 scrn_timer(NULL); 1479 if (!cold 1480 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1481 && sc_console->smode.mode == VT_AUTO) { 1482 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1483 ++debugger; /* XXX */ 1484 sc_switch_scr(sc_console->sc, sc_console->index); 1485 --debugger; /* XXX */ 1486 } 1487 } 1488 if (on) 1489 ++debugger; 1490 else 1491 --debugger; 1492 } 1493 1494 static int 1495 sccngetch(int flags) 1496 { 1497 static struct fkeytab fkey; 1498 static int fkeycp; 1499 scr_stat *scp; 1500 u_char *p; 1501 int cur_mode; 1502 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1503 int c; 1504 1505 /* assert(sc_console != NULL) */ 1506 1507 /* 1508 * Stop the screen saver and update the screen if necessary. 1509 * What if we have been running in the screen saver code... XXX 1510 */ 1511 sc_touch_scrn_saver(); 1512 scp = sc_console->sc->cur_scp; /* XXX */ 1513 sccnupdate(scp); 1514 1515 if (fkeycp < fkey.len) { 1516 splx(s); 1517 return fkey.str[fkeycp++]; 1518 } 1519 1520 if (scp->sc->kbd == NULL) { 1521 splx(s); 1522 return -1; 1523 } 1524 1525 /* 1526 * Make sure the keyboard is accessible even when the kbd device 1527 * driver is disabled. 1528 */ 1529 kbd_enable(scp->sc->kbd); 1530 1531 /* we shall always use the keyboard in the XLATE mode here */ 1532 cur_mode = scp->kbd_mode; 1533 scp->kbd_mode = K_XLATE; 1534 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1535 1536 kbd_poll(scp->sc->kbd, TRUE); 1537 c = scgetc(scp->sc, SCGETC_CN | flags); 1538 kbd_poll(scp->sc->kbd, FALSE); 1539 1540 scp->kbd_mode = cur_mode; 1541 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1542 kbd_disable(scp->sc->kbd); 1543 splx(s); 1544 1545 switch (KEYFLAGS(c)) { 1546 case 0: /* normal char */ 1547 return KEYCHAR(c); 1548 case FKEY: /* function key */ 1549 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1550 fkey.len = fkeycp; 1551 if ((p != NULL) && (fkey.len > 0)) { 1552 bcopy(p, fkey.str, fkey.len); 1553 fkeycp = 1; 1554 return fkey.str[0]; 1555 } 1556 return c; /* XXX */ 1557 case NOKEY: 1558 case ERRKEY: 1559 default: 1560 return -1; 1561 } 1562 /* NOT REACHED */ 1563 } 1564 1565 static void 1566 sccnupdate(scr_stat *scp) 1567 { 1568 /* this is a cut-down version of scrn_timer()... */ 1569 1570 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1571 return; 1572 1573 if (debugger > 0 || panicstr || shutdown_in_progress) { 1574 sc_touch_scrn_saver(); 1575 } else if (scp != scp->sc->cur_scp) { 1576 return; 1577 } 1578 1579 if (!run_scrn_saver) 1580 scp->sc->flags &= ~SC_SCRN_IDLE; 1581 #ifdef DEV_SPLASH 1582 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1583 if (scp->sc->flags & SC_SCRN_BLANKED) 1584 stop_scrn_saver(scp->sc, current_saver); 1585 #endif 1586 1587 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1588 || scp->sc->switch_in_progress) 1589 return; 1590 /* 1591 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1592 * when write_in_progress is non-zero. XXX 1593 */ 1594 1595 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1596 scrn_update(scp, TRUE); 1597 } 1598 1599 static void 1600 scrn_timer(void *arg) 1601 { 1602 static int kbd_interval = 0; 1603 struct timeval tv; 1604 sc_softc_t *sc; 1605 scr_stat *scp; 1606 int again; 1607 int s; 1608 1609 again = (arg != NULL); 1610 if (arg != NULL) 1611 sc = (sc_softc_t *)arg; 1612 else if (sc_console != NULL) 1613 sc = sc_console->sc; 1614 else 1615 return; 1616 1617 /* don't do anything when we are performing some I/O operations */ 1618 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1619 if (again) 1620 timeout(scrn_timer, sc, hz / 10); 1621 return; 1622 } 1623 s = spltty(); 1624 1625 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1626 /* try to allocate a keyboard automatically */ 1627 if (++kbd_interval >= 25) { 1628 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1629 sckbdevent, sc); 1630 if (sc->keyboard >= 0) { 1631 sc->kbd = kbd_get_keyboard(sc->keyboard); 1632 kbd_ioctl(sc->kbd, KDSKBMODE, 1633 (caddr_t)&sc->cur_scp->kbd_mode); 1634 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1635 LOCK_MASK); 1636 } 1637 kbd_interval = 0; 1638 } 1639 } 1640 1641 /* find the vty to update */ 1642 scp = sc->cur_scp; 1643 1644 /* should we stop the screen saver? */ 1645 getmicrouptime(&tv); 1646 if (debugger > 0 || panicstr || shutdown_in_progress) 1647 sc_touch_scrn_saver(); 1648 if (run_scrn_saver) { 1649 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1650 sc->flags |= SC_SCRN_IDLE; 1651 else 1652 sc->flags &= ~SC_SCRN_IDLE; 1653 } else { 1654 sc->scrn_time_stamp = tv.tv_sec; 1655 sc->flags &= ~SC_SCRN_IDLE; 1656 if (scrn_blank_time > 0) 1657 run_scrn_saver = TRUE; 1658 } 1659 #ifdef DEV_SPLASH 1660 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1661 if (sc->flags & SC_SCRN_BLANKED) 1662 stop_scrn_saver(sc, current_saver); 1663 #endif 1664 1665 /* should we just return ? */ 1666 if (sc->blink_in_progress || sc->switch_in_progress 1667 || sc->write_in_progress) { 1668 if (again) 1669 timeout(scrn_timer, sc, hz / 10); 1670 splx(s); 1671 return; 1672 } 1673 1674 /* Update the screen */ 1675 scp = sc->cur_scp; /* cur_scp may have changed... */ 1676 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1677 scrn_update(scp, TRUE); 1678 1679 #ifdef DEV_SPLASH 1680 /* should we activate the screen saver? */ 1681 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1682 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1683 (*current_saver)(sc, TRUE); 1684 #endif 1685 1686 if (again) 1687 timeout(scrn_timer, sc, hz / 25); 1688 splx(s); 1689 } 1690 1691 static int 1692 and_region(int *s1, int *e1, int s2, int e2) 1693 { 1694 if (*e1 < s2 || e2 < *s1) 1695 return FALSE; 1696 *s1 = imax(*s1, s2); 1697 *e1 = imin(*e1, e2); 1698 return TRUE; 1699 } 1700 1701 static void 1702 scrn_update(scr_stat *scp, int show_cursor) 1703 { 1704 int start; 1705 int end; 1706 int s; 1707 int e; 1708 1709 /* assert(scp == scp->sc->cur_scp) */ 1710 1711 ++scp->sc->videoio_in_progress; 1712 1713 #ifndef SC_NO_CUTPASTE 1714 /* remove the previous mouse pointer image if necessary */ 1715 if (scp->status & MOUSE_VISIBLE) { 1716 s = scp->mouse_pos; 1717 e = scp->mouse_pos + scp->xsize + 1; 1718 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1719 || and_region(&s, &e, scp->start, scp->end) 1720 || ((scp->status & CURSOR_ENABLED) && 1721 (scp->cursor_pos != scp->cursor_oldpos) && 1722 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1723 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1724 sc_remove_mouse_image(scp); 1725 if (scp->end >= scp->xsize*scp->ysize) 1726 scp->end = scp->xsize*scp->ysize - 1; 1727 } 1728 } 1729 #endif /* !SC_NO_CUTPASTE */ 1730 1731 #if 1 1732 /* debug: XXX */ 1733 if (scp->end >= scp->xsize*scp->ysize) { 1734 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1735 scp->end = scp->xsize*scp->ysize - 1; 1736 } 1737 if (scp->start < 0) { 1738 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1739 scp->start = 0; 1740 } 1741 #endif 1742 1743 /* update screen image */ 1744 if (scp->start <= scp->end) { 1745 if (scp->mouse_cut_end >= 0) { 1746 /* there is a marked region for cut & paste */ 1747 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1748 start = scp->mouse_cut_start; 1749 end = scp->mouse_cut_end; 1750 } else { 1751 start = scp->mouse_cut_end; 1752 end = scp->mouse_cut_start - 1; 1753 } 1754 s = start; 1755 e = end; 1756 /* does the cut-mark region overlap with the update region? */ 1757 if (and_region(&s, &e, scp->start, scp->end)) { 1758 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1759 s = 0; 1760 e = start - 1; 1761 if (and_region(&s, &e, scp->start, scp->end)) 1762 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1763 s = end + 1; 1764 e = scp->xsize*scp->ysize - 1; 1765 if (and_region(&s, &e, scp->start, scp->end)) 1766 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1767 } else { 1768 (*scp->rndr->draw)(scp, scp->start, 1769 scp->end - scp->start + 1, FALSE); 1770 } 1771 } else { 1772 (*scp->rndr->draw)(scp, scp->start, 1773 scp->end - scp->start + 1, FALSE); 1774 } 1775 } 1776 1777 /* we are not to show the cursor and the mouse pointer... */ 1778 if (!show_cursor) { 1779 scp->end = 0; 1780 scp->start = scp->xsize*scp->ysize - 1; 1781 --scp->sc->videoio_in_progress; 1782 return; 1783 } 1784 1785 /* update cursor image */ 1786 if (scp->status & CURSOR_ENABLED) { 1787 s = scp->start; 1788 e = scp->end; 1789 /* did cursor move since last time ? */ 1790 if (scp->cursor_pos != scp->cursor_oldpos) { 1791 /* do we need to remove old cursor image ? */ 1792 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1793 sc_remove_cursor_image(scp); 1794 sc_draw_cursor_image(scp); 1795 } else { 1796 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1797 /* cursor didn't move, but has been overwritten */ 1798 sc_draw_cursor_image(scp); 1799 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1800 /* if it's a blinking cursor, update it */ 1801 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1802 sc_inside_cutmark(scp, 1803 scp->cursor_pos)); 1804 } 1805 } 1806 1807 #ifndef SC_NO_CUTPASTE 1808 /* update "pseudo" mouse pointer image */ 1809 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1810 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1811 scp->status &= ~MOUSE_MOVED; 1812 sc_draw_mouse_image(scp); 1813 } 1814 } 1815 #endif /* SC_NO_CUTPASTE */ 1816 1817 scp->end = 0; 1818 scp->start = scp->xsize*scp->ysize - 1; 1819 1820 --scp->sc->videoio_in_progress; 1821 } 1822 1823 #ifdef DEV_SPLASH 1824 static int 1825 scsplash_callback(int event, void *arg) 1826 { 1827 sc_softc_t *sc; 1828 int error; 1829 1830 sc = (sc_softc_t *)arg; 1831 1832 switch (event) { 1833 case SPLASH_INIT: 1834 if (add_scrn_saver(scsplash_saver) == 0) { 1835 sc->flags &= ~SC_SAVER_FAILED; 1836 run_scrn_saver = TRUE; 1837 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1838 scsplash_stick(TRUE); 1839 (*current_saver)(sc, TRUE); 1840 } 1841 } 1842 return 0; 1843 1844 case SPLASH_TERM: 1845 if (current_saver == scsplash_saver) { 1846 scsplash_stick(FALSE); 1847 error = remove_scrn_saver(scsplash_saver); 1848 if (error) 1849 return error; 1850 } 1851 return 0; 1852 1853 default: 1854 return EINVAL; 1855 } 1856 } 1857 1858 static void 1859 scsplash_saver(sc_softc_t *sc, int show) 1860 { 1861 static int busy = FALSE; 1862 scr_stat *scp; 1863 1864 if (busy) 1865 return; 1866 busy = TRUE; 1867 1868 scp = sc->cur_scp; 1869 if (show) { 1870 if (!(sc->flags & SC_SAVER_FAILED)) { 1871 if (!(sc->flags & SC_SCRN_BLANKED)) 1872 set_scrn_saver_mode(scp, -1, NULL, 0); 1873 switch (splash(sc->adp, TRUE)) { 1874 case 0: /* succeeded */ 1875 break; 1876 case EAGAIN: /* try later */ 1877 restore_scrn_saver_mode(scp, FALSE); 1878 sc_touch_scrn_saver(); /* XXX */ 1879 break; 1880 default: 1881 sc->flags |= SC_SAVER_FAILED; 1882 scsplash_stick(FALSE); 1883 restore_scrn_saver_mode(scp, TRUE); 1884 printf("scsplash_saver(): failed to put up the image\n"); 1885 break; 1886 } 1887 } 1888 } else if (!sticky_splash) { 1889 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1890 restore_scrn_saver_mode(scp, TRUE); 1891 } 1892 busy = FALSE; 1893 } 1894 1895 static int 1896 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1897 { 1898 #if 0 1899 int error; 1900 1901 if (current_saver != none_saver) { 1902 error = remove_scrn_saver(current_saver); 1903 if (error) 1904 return error; 1905 } 1906 #endif 1907 if (current_saver != none_saver) 1908 return EBUSY; 1909 1910 run_scrn_saver = FALSE; 1911 saver_mode = CONS_LKM_SAVER; 1912 current_saver = this_saver; 1913 return 0; 1914 } 1915 1916 static int 1917 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1918 { 1919 if (current_saver != this_saver) 1920 return EINVAL; 1921 1922 #if 0 1923 /* 1924 * In order to prevent `current_saver' from being called by 1925 * the timeout routine `scrn_timer()' while we manipulate 1926 * the saver list, we shall set `current_saver' to `none_saver' 1927 * before stopping the current saver, rather than blocking by `splXX()'. 1928 */ 1929 current_saver = none_saver; 1930 if (scrn_blanked) 1931 stop_scrn_saver(this_saver); 1932 #endif 1933 1934 /* unblank all blanked screens */ 1935 wait_scrn_saver_stop(NULL); 1936 if (scrn_blanked) 1937 return EBUSY; 1938 1939 current_saver = none_saver; 1940 return 0; 1941 } 1942 1943 static int 1944 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 1945 { 1946 int s; 1947 1948 /* assert(scp == scp->sc->cur_scp) */ 1949 s = spltty(); 1950 if (!ISGRAPHSC(scp)) 1951 sc_remove_cursor_image(scp); 1952 scp->splash_save_mode = scp->mode; 1953 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 1954 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 1955 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 1956 scp->sc->flags |= SC_SCRN_BLANKED; 1957 ++scrn_blanked; 1958 splx(s); 1959 if (mode < 0) 1960 return 0; 1961 scp->mode = mode; 1962 if (set_mode(scp) == 0) { 1963 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 1964 scp->status |= GRAPHICS_MODE; 1965 #ifndef SC_NO_PALETTE_LOADING 1966 if (pal != NULL) 1967 load_palette(scp->sc->adp, pal); 1968 #endif 1969 sc_set_border(scp, border); 1970 return 0; 1971 } else { 1972 s = spltty(); 1973 scp->mode = scp->splash_save_mode; 1974 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 1975 scp->status |= scp->splash_save_status; 1976 splx(s); 1977 return 1; 1978 } 1979 } 1980 1981 static int 1982 restore_scrn_saver_mode(scr_stat *scp, int changemode) 1983 { 1984 int mode; 1985 int status; 1986 int s; 1987 1988 /* assert(scp == scp->sc->cur_scp) */ 1989 s = spltty(); 1990 mode = scp->mode; 1991 status = scp->status; 1992 scp->mode = scp->splash_save_mode; 1993 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 1994 scp->status |= scp->splash_save_status; 1995 scp->sc->flags &= ~SC_SCRN_BLANKED; 1996 if (!changemode) { 1997 if (!ISGRAPHSC(scp)) 1998 sc_draw_cursor_image(scp); 1999 --scrn_blanked; 2000 splx(s); 2001 return 0; 2002 } 2003 if (set_mode(scp) == 0) { 2004 #ifndef SC_NO_PALETTE_LOADING 2005 load_palette(scp->sc->adp, scp->sc->palette); 2006 #endif 2007 --scrn_blanked; 2008 splx(s); 2009 return 0; 2010 } else { 2011 scp->mode = mode; 2012 scp->status = status; 2013 splx(s); 2014 return 1; 2015 } 2016 } 2017 2018 static void 2019 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2020 { 2021 (*saver)(sc, FALSE); 2022 run_scrn_saver = FALSE; 2023 /* the screen saver may have chosen not to stop after all... */ 2024 if (sc->flags & SC_SCRN_BLANKED) 2025 return; 2026 2027 mark_all(sc->cur_scp); 2028 if (sc->delayed_next_scr) 2029 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2030 if (debugger == 0) 2031 wakeup((caddr_t)&scrn_blanked); 2032 } 2033 2034 static int 2035 wait_scrn_saver_stop(sc_softc_t *sc) 2036 { 2037 int error = 0; 2038 2039 while (scrn_blanked > 0) { 2040 run_scrn_saver = FALSE; 2041 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2042 error = 0; 2043 break; 2044 } 2045 error = tsleep((caddr_t)&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2046 if ((error != 0) && (error != ERESTART)) 2047 break; 2048 } 2049 run_scrn_saver = FALSE; 2050 return error; 2051 } 2052 #endif /* DEV_SPLASH */ 2053 2054 void 2055 sc_touch_scrn_saver(void) 2056 { 2057 scsplash_stick(FALSE); 2058 run_scrn_saver = FALSE; 2059 } 2060 2061 int 2062 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2063 { 2064 scr_stat *cur_scp; 2065 struct tty *tp; 2066 struct proc *p; 2067 int s; 2068 2069 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2070 2071 /* delay switch if the screen is blanked or being updated */ 2072 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2073 || sc->blink_in_progress || sc->videoio_in_progress) { 2074 sc->delayed_next_scr = next_scr + 1; 2075 sc_touch_scrn_saver(); 2076 DPRINTF(5, ("switch delayed\n")); 2077 return 0; 2078 } 2079 2080 s = spltty(); 2081 cur_scp = sc->cur_scp; 2082 2083 /* we are in the middle of the vty switching process... */ 2084 if (sc->switch_in_progress 2085 && (cur_scp->smode.mode == VT_PROCESS) 2086 && cur_scp->proc) { 2087 p = pfind(cur_scp->pid); 2088 if (cur_scp->proc != p) { 2089 if (p) 2090 PROC_UNLOCK(p); 2091 /* 2092 * The controlling process has died!!. Do some clean up. 2093 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2094 * are not reset here yet; they will be cleared later. 2095 */ 2096 DPRINTF(5, ("cur_scp controlling process %d died, ", 2097 cur_scp->pid)); 2098 if (cur_scp->status & SWITCH_WAIT_REL) { 2099 /* 2100 * Force the previous switch to finish, but return now 2101 * with error. 2102 */ 2103 DPRINTF(5, ("reset WAIT_REL, ")); 2104 finish_vt_rel(cur_scp, TRUE, &s); 2105 splx(s); 2106 DPRINTF(5, ("finishing previous switch\n")); 2107 return EINVAL; 2108 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2109 /* let's assume screen switch has been completed. */ 2110 DPRINTF(5, ("reset WAIT_ACQ, ")); 2111 finish_vt_acq(cur_scp); 2112 } else { 2113 /* 2114 * We are in between screen release and acquisition, and 2115 * reached here via scgetc() or scrn_timer() which has 2116 * interrupted exchange_scr(). Don't do anything stupid. 2117 */ 2118 DPRINTF(5, ("waiting nothing, ")); 2119 } 2120 } else { 2121 if (p) 2122 PROC_UNLOCK(p); 2123 /* 2124 * The controlling process is alive, but not responding... 2125 * It is either buggy or it may be just taking time. 2126 * The following code is a gross kludge to cope with this 2127 * problem for which there is no clean solution. XXX 2128 */ 2129 if (cur_scp->status & SWITCH_WAIT_REL) { 2130 switch (sc->switch_in_progress++) { 2131 case 1: 2132 break; 2133 case 2: 2134 DPRINTF(5, ("sending relsig again, ")); 2135 signal_vt_rel(cur_scp); 2136 break; 2137 case 3: 2138 break; 2139 case 4: 2140 default: 2141 /* 2142 * Act as if the controlling program returned 2143 * VT_FALSE. 2144 */ 2145 DPRINTF(5, ("force reset WAIT_REL, ")); 2146 finish_vt_rel(cur_scp, FALSE, &s); 2147 splx(s); 2148 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2149 return EINVAL; 2150 } 2151 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2152 switch (sc->switch_in_progress++) { 2153 case 1: 2154 break; 2155 case 2: 2156 DPRINTF(5, ("sending acqsig again, ")); 2157 signal_vt_acq(cur_scp); 2158 break; 2159 case 3: 2160 break; 2161 case 4: 2162 default: 2163 /* clear the flag and finish the previous switch */ 2164 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2165 finish_vt_acq(cur_scp); 2166 break; 2167 } 2168 } 2169 } 2170 } 2171 2172 /* 2173 * Return error if an invalid argument is given, or vty switch 2174 * is still in progress. 2175 */ 2176 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2177 || sc->switch_in_progress) { 2178 splx(s); 2179 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2180 DPRINTF(5, ("error 1\n")); 2181 return EINVAL; 2182 } 2183 2184 /* 2185 * Don't allow switching away from the graphics mode vty 2186 * if the switch mode is VT_AUTO, unless the next vty is the same 2187 * as the current or the current vty has been closed (but showing). 2188 */ 2189 tp = VIRTUAL_TTY(sc, cur_scp->index); 2190 if ((cur_scp->index != next_scr) 2191 && ISTTYOPEN(tp) 2192 && (cur_scp->smode.mode == VT_AUTO) 2193 && ISGRAPHSC(cur_scp)) { 2194 splx(s); 2195 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2196 DPRINTF(5, ("error, graphics mode\n")); 2197 return EINVAL; 2198 } 2199 2200 /* 2201 * Is the wanted vty open? Don't allow switching to a closed vty. 2202 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2203 * Note that we always allow the user to switch to the kernel 2204 * console even if it is closed. 2205 */ 2206 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2207 tp = VIRTUAL_TTY(sc, next_scr); 2208 if (!ISTTYOPEN(tp)) { 2209 splx(s); 2210 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2211 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2212 return EINVAL; 2213 } 2214 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2215 splx(s); 2216 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2217 return EINVAL; 2218 } 2219 } 2220 2221 /* this is the start of vty switching process... */ 2222 ++sc->switch_in_progress; 2223 sc->delayed_next_scr = 0; 2224 sc->old_scp = cur_scp; 2225 sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); 2226 if (sc->new_scp == sc->old_scp) { 2227 sc->switch_in_progress = 0; 2228 /* 2229 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2230 * sched_lock is in an in-between state, e.g., when we stop at 2231 * a breakpoint at fork_exit. It has always been wrong to call 2232 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2233 * is supposed to be locked by splhigh(), but the debugger may 2234 * be invoked at splhigh(). 2235 */ 2236 if (debugger == 0) 2237 wakeup((caddr_t)&sc->new_scp->smode); 2238 splx(s); 2239 DPRINTF(5, ("switch done (new == old)\n")); 2240 return 0; 2241 } 2242 2243 /* has controlling process died? */ 2244 vt_proc_alive(sc->old_scp); 2245 vt_proc_alive(sc->new_scp); 2246 2247 /* wait for the controlling process to release the screen, if necessary */ 2248 if (signal_vt_rel(sc->old_scp)) { 2249 splx(s); 2250 return 0; 2251 } 2252 2253 /* go set up the new vty screen */ 2254 splx(s); 2255 exchange_scr(sc); 2256 s = spltty(); 2257 2258 /* wake up processes waiting for this vty */ 2259 if (debugger == 0) 2260 wakeup((caddr_t)&sc->cur_scp->smode); 2261 2262 /* wait for the controlling process to acknowledge, if necessary */ 2263 if (signal_vt_acq(sc->cur_scp)) { 2264 splx(s); 2265 return 0; 2266 } 2267 2268 sc->switch_in_progress = 0; 2269 if (sc->unit == sc_console_unit) 2270 cons_unavail = FALSE; 2271 splx(s); 2272 DPRINTF(5, ("switch done\n")); 2273 2274 return 0; 2275 } 2276 2277 static int 2278 do_switch_scr(sc_softc_t *sc, int s) 2279 { 2280 vt_proc_alive(sc->new_scp); 2281 2282 splx(s); 2283 exchange_scr(sc); 2284 s = spltty(); 2285 /* sc->cur_scp == sc->new_scp */ 2286 wakeup((caddr_t)&sc->cur_scp->smode); 2287 2288 /* wait for the controlling process to acknowledge, if necessary */ 2289 if (!signal_vt_acq(sc->cur_scp)) { 2290 sc->switch_in_progress = 0; 2291 if (sc->unit == sc_console_unit) 2292 cons_unavail = FALSE; 2293 } 2294 2295 return s; 2296 } 2297 2298 static int 2299 vt_proc_alive(scr_stat *scp) 2300 { 2301 struct proc *p; 2302 2303 if (scp->proc) { 2304 if ((p = pfind(scp->pid)) != NULL) 2305 PROC_UNLOCK(p); 2306 if (scp->proc == p) 2307 return TRUE; 2308 scp->proc = NULL; 2309 scp->smode.mode = VT_AUTO; 2310 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2311 } 2312 return FALSE; 2313 } 2314 2315 static int 2316 signal_vt_rel(scr_stat *scp) 2317 { 2318 if (scp->smode.mode != VT_PROCESS) 2319 return FALSE; 2320 scp->status |= SWITCH_WAIT_REL; 2321 PROC_LOCK(scp->proc); 2322 psignal(scp->proc, scp->smode.relsig); 2323 PROC_UNLOCK(scp->proc); 2324 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2325 return TRUE; 2326 } 2327 2328 static int 2329 signal_vt_acq(scr_stat *scp) 2330 { 2331 if (scp->smode.mode != VT_PROCESS) 2332 return FALSE; 2333 if (scp->sc->unit == sc_console_unit) 2334 cons_unavail = TRUE; 2335 scp->status |= SWITCH_WAIT_ACQ; 2336 PROC_LOCK(scp->proc); 2337 psignal(scp->proc, scp->smode.acqsig); 2338 PROC_UNLOCK(scp->proc); 2339 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2340 return TRUE; 2341 } 2342 2343 static int 2344 finish_vt_rel(scr_stat *scp, int release, int *s) 2345 { 2346 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2347 scp->status &= ~SWITCH_WAIT_REL; 2348 if (release) 2349 *s = do_switch_scr(scp->sc, *s); 2350 else 2351 scp->sc->switch_in_progress = 0; 2352 return 0; 2353 } 2354 return EINVAL; 2355 } 2356 2357 static int 2358 finish_vt_acq(scr_stat *scp) 2359 { 2360 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2361 scp->status &= ~SWITCH_WAIT_ACQ; 2362 scp->sc->switch_in_progress = 0; 2363 return 0; 2364 } 2365 return EINVAL; 2366 } 2367 2368 static void 2369 exchange_scr(sc_softc_t *sc) 2370 { 2371 scr_stat *scp; 2372 2373 /* save the current state of video and keyboard */ 2374 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2375 if (!ISGRAPHSC(sc->old_scp)) 2376 sc_remove_cursor_image(sc->old_scp); 2377 if (sc->old_scp->kbd_mode == K_XLATE) 2378 save_kbd_state(sc->old_scp); 2379 2380 /* set up the video for the new screen */ 2381 scp = sc->cur_scp = sc->new_scp; 2382 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2383 set_mode(scp); 2384 else 2385 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2386 (void *)sc->adp->va_window, FALSE); 2387 scp->status |= MOUSE_HIDDEN; 2388 sc_move_cursor(scp, scp->xpos, scp->ypos); 2389 if (!ISGRAPHSC(scp)) 2390 sc_set_cursor_image(scp); 2391 #ifndef SC_NO_PALETTE_LOADING 2392 if (ISGRAPHSC(sc->old_scp)) 2393 load_palette(sc->adp, sc->palette); 2394 #endif 2395 sc_set_border(scp, scp->border); 2396 2397 /* set up the keyboard for the new screen */ 2398 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2399 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2400 update_kbd_state(scp, scp->status, LOCK_MASK); 2401 2402 mark_all(scp); 2403 } 2404 2405 void 2406 sc_puts(scr_stat *scp, u_char *buf, int len) 2407 { 2408 #ifdef DEV_SPLASH 2409 /* make screensaver happy */ 2410 if (!sticky_splash && scp == scp->sc->cur_scp) 2411 run_scrn_saver = FALSE; 2412 #endif 2413 2414 if (scp->tsw) 2415 (*scp->tsw->te_puts)(scp, buf, len); 2416 2417 if (scp->sc->delayed_next_scr) 2418 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2419 } 2420 2421 void 2422 sc_draw_cursor_image(scr_stat *scp) 2423 { 2424 /* assert(scp == scp->sc->cur_scp); */ 2425 ++scp->sc->videoio_in_progress; 2426 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2427 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2428 sc_inside_cutmark(scp, scp->cursor_pos)); 2429 scp->cursor_oldpos = scp->cursor_pos; 2430 --scp->sc->videoio_in_progress; 2431 } 2432 2433 void 2434 sc_remove_cursor_image(scr_stat *scp) 2435 { 2436 /* assert(scp == scp->sc->cur_scp); */ 2437 ++scp->sc->videoio_in_progress; 2438 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2439 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2440 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2441 --scp->sc->videoio_in_progress; 2442 } 2443 2444 static void 2445 update_cursor_image(scr_stat *scp) 2446 { 2447 /* assert(scp == scp->sc->cur_scp); */ 2448 sc_remove_cursor_image(scp); 2449 sc_set_cursor_image(scp); 2450 sc_draw_cursor_image(scp); 2451 } 2452 2453 void 2454 sc_set_cursor_image(scr_stat *scp) 2455 { 2456 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2457 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2458 /* hidden cursor is internally represented as zero-height underline */ 2459 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2460 scp->curs_attr.base = scp->curs_attr.height = 0; 2461 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2462 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2463 scp->font_size - 1); 2464 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2465 scp->font_size - scp->curs_attr.base); 2466 } else { /* block cursor */ 2467 scp->curs_attr.base = 0; 2468 scp->curs_attr.height = scp->font_size; 2469 } 2470 2471 /* assert(scp == scp->sc->cur_scp); */ 2472 ++scp->sc->videoio_in_progress; 2473 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2474 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2475 --scp->sc->videoio_in_progress; 2476 } 2477 2478 static void 2479 change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2480 { 2481 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2482 sc_remove_cursor_image(scp); 2483 2484 if (base >= 0) 2485 scp->curr_curs_attr.base = base; 2486 if (height >= 0) 2487 scp->curr_curs_attr.height = height; 2488 if (flags & CONS_RESET_CURSOR) 2489 scp->curr_curs_attr = scp->dflt_curs_attr; 2490 else 2491 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2492 2493 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2494 sc_set_cursor_image(scp); 2495 sc_draw_cursor_image(scp); 2496 } 2497 } 2498 2499 void 2500 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2501 { 2502 sc_softc_t *sc; 2503 dev_t dev; 2504 int s; 2505 int i; 2506 2507 s = spltty(); 2508 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2509 /* local (per vty) change */ 2510 change_cursor_shape(scp, flags, base, height); 2511 splx(s); 2512 return; 2513 } 2514 2515 /* global change */ 2516 sc = scp->sc; 2517 if (base >= 0) 2518 sc->curs_attr.base = base; 2519 if (height >= 0) 2520 sc->curs_attr.height = height; 2521 if (flags != -1) { 2522 if (flags & CONS_RESET_CURSOR) 2523 sc->curs_attr = sc->dflt_curs_attr; 2524 else 2525 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2526 } 2527 2528 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2529 if ((dev = SC_DEV(sc, i)) == NODEV) 2530 continue; 2531 if ((scp = SC_STAT(dev)) == NULL) 2532 continue; 2533 scp->dflt_curs_attr = sc->curs_attr; 2534 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2535 } 2536 splx(s); 2537 } 2538 2539 static void 2540 scinit(int unit, int flags) 2541 { 2542 /* 2543 * When syscons is being initialized as the kernel console, malloc() 2544 * is not yet functional, because various kernel structures has not been 2545 * fully initialized yet. Therefore, we need to declare the following 2546 * static buffers for the console. This is less than ideal, 2547 * but is necessry evil for the time being. XXX 2548 */ 2549 static scr_stat main_console; 2550 static dev_t main_devs[MAXCONS]; 2551 static struct tty main_tty; 2552 static u_short sc_buffer[ROW*COL]; /* XXX */ 2553 #ifndef SC_NO_FONT_LOADING 2554 static u_char font_8[256*8]; 2555 static u_char font_14[256*14]; 2556 static u_char font_16[256*16]; 2557 #endif 2558 2559 sc_softc_t *sc; 2560 scr_stat *scp; 2561 video_adapter_t *adp; 2562 int col; 2563 int row; 2564 int i; 2565 2566 /* one time initialization */ 2567 if (init_done == COLD) 2568 sc_get_bios_values(&bios_value); 2569 init_done = WARM; 2570 2571 /* 2572 * Allocate resources. Even if we are being called for the second 2573 * time, we must allocate them again, because they might have 2574 * disappeared... 2575 */ 2576 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2577 adp = NULL; 2578 if (sc->adapter >= 0) { 2579 vid_release(sc->adp, (void *)&sc->adapter); 2580 adp = sc->adp; 2581 sc->adp = NULL; 2582 } 2583 if (sc->keyboard >= 0) { 2584 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2585 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2586 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2587 if (sc->kbd != NULL) { 2588 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2589 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2590 } 2591 sc->kbd = NULL; 2592 } 2593 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2594 sc->adp = vid_get_adapter(sc->adapter); 2595 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2596 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2597 sckbdevent, sc); 2598 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2599 sc->kbd = kbd_get_keyboard(sc->keyboard); 2600 if (sc->kbd != NULL) { 2601 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2602 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2603 } 2604 2605 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2606 2607 sc->initial_mode = sc->adp->va_initial_mode; 2608 2609 #ifndef SC_NO_FONT_LOADING 2610 if (flags & SC_KERNEL_CONSOLE) { 2611 sc->font_8 = font_8; 2612 sc->font_14 = font_14; 2613 sc->font_16 = font_16; 2614 } else if (sc->font_8 == NULL) { 2615 /* assert(sc_malloc) */ 2616 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2617 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2618 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2619 } 2620 #endif 2621 2622 /* extract the hardware cursor location and hide the cursor for now */ 2623 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2624 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2625 2626 /* set up the first console */ 2627 sc->first_vty = unit*MAXCONS; 2628 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2629 if (flags & SC_KERNEL_CONSOLE) { 2630 sc->dev = main_devs; 2631 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2632 sc->dev[0]->si_tty = &main_tty; 2633 ttyregister(&main_tty); 2634 scp = &main_console; 2635 init_scp(sc, sc->first_vty, scp); 2636 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2637 (void *)sc_buffer, FALSE); 2638 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2639 sc_init_emulator(scp, "*"); 2640 (*scp->tsw->te_default_attr)(scp, 2641 kernel_default.std_color, 2642 kernel_default.rev_color); 2643 } else { 2644 /* assert(sc_malloc) */ 2645 sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2646 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2647 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2648 scp = alloc_scp(sc, sc->first_vty); 2649 } 2650 SC_STAT(sc->dev[0]) = scp; 2651 sc->cur_scp = scp; 2652 2653 /* copy screen to temporary buffer */ 2654 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2655 (void *)scp->sc->adp->va_window, FALSE); 2656 if (ISTEXTSC(scp)) 2657 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2658 2659 /* move cursors to the initial positions */ 2660 if (col >= scp->xsize) 2661 col = 0; 2662 if (row >= scp->ysize) 2663 row = scp->ysize - 1; 2664 scp->xpos = col; 2665 scp->ypos = row; 2666 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2667 2668 if (bios_value.cursor_end < scp->font_size) 2669 sc->dflt_curs_attr.base = scp->font_size - 2670 bios_value.cursor_end - 1; 2671 else 2672 sc->dflt_curs_attr.base = 0; 2673 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2674 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2675 sc->dflt_curs_attr.flags = 0; 2676 sc->curs_attr = sc->dflt_curs_attr; 2677 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2678 2679 #ifndef SC_NO_SYSMOUSE 2680 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2681 #endif 2682 if (!ISGRAPHSC(scp)) { 2683 sc_set_cursor_image(scp); 2684 sc_draw_cursor_image(scp); 2685 } 2686 2687 /* save font and palette */ 2688 #ifndef SC_NO_FONT_LOADING 2689 sc->fonts_loaded = 0; 2690 if (ISFONTAVAIL(sc->adp->va_flags)) { 2691 #ifdef SC_DFLT_FONT 2692 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2693 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2694 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2695 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2696 if (scp->font_size < 14) { 2697 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2698 } else if (scp->font_size >= 16) { 2699 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2700 } else { 2701 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2702 } 2703 #else /* !SC_DFLT_FONT */ 2704 if (scp->font_size < 14) { 2705 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2706 sc->fonts_loaded = FONT_8; 2707 } else if (scp->font_size >= 16) { 2708 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2709 sc->fonts_loaded = FONT_16; 2710 } else { 2711 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2712 sc->fonts_loaded = FONT_14; 2713 } 2714 #endif /* SC_DFLT_FONT */ 2715 /* FONT KLUDGE: always use the font page #0. XXX */ 2716 sc_show_font(scp, 0); 2717 } 2718 #endif /* !SC_NO_FONT_LOADING */ 2719 2720 #ifndef SC_NO_PALETTE_LOADING 2721 save_palette(sc->adp, sc->palette); 2722 #endif 2723 2724 #ifdef DEV_SPLASH 2725 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 2726 /* we are ready to put up the splash image! */ 2727 splash_init(sc->adp, scsplash_callback, sc); 2728 sc->flags |= SC_SPLASH_SCRN; 2729 } 2730 #endif 2731 } 2732 2733 /* the rest is not necessary, if we have done it once */ 2734 if (sc->flags & SC_INIT_DONE) 2735 return; 2736 2737 /* initialize mapscrn arrays to a one to one map */ 2738 for (i = 0; i < sizeof(sc->scr_map); i++) 2739 sc->scr_map[i] = sc->scr_rmap[i] = i; 2740 2741 sc->flags |= SC_INIT_DONE; 2742 } 2743 2744 #if __i386__ || __ia64__ 2745 static void 2746 scterm(int unit, int flags) 2747 { 2748 sc_softc_t *sc; 2749 scr_stat *scp; 2750 2751 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2752 if (sc == NULL) 2753 return; /* shouldn't happen */ 2754 2755 #ifdef DEV_SPLASH 2756 /* this console is no longer available for the splash screen */ 2757 if (sc->flags & SC_SPLASH_SCRN) { 2758 splash_term(sc->adp); 2759 sc->flags &= ~SC_SPLASH_SCRN; 2760 } 2761 #endif 2762 2763 #if 0 /* XXX */ 2764 /* move the hardware cursor to the upper-left corner */ 2765 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2766 #endif 2767 2768 /* release the keyboard and the video card */ 2769 if (sc->keyboard >= 0) 2770 kbd_release(sc->kbd, &sc->keyboard); 2771 if (sc->adapter >= 0) 2772 vid_release(sc->adp, &sc->adapter); 2773 2774 /* stop the terminal emulator, if any */ 2775 scp = SC_STAT(sc->dev[0]); 2776 if (scp->tsw) 2777 (*scp->tsw->te_term)(scp, &scp->ts); 2778 if (scp->ts != NULL) 2779 free(scp->ts, M_DEVBUF); 2780 2781 /* clear the structure */ 2782 if (!(flags & SC_KERNEL_CONSOLE)) { 2783 /* XXX: We need delete_dev() for this */ 2784 free(sc->dev, M_DEVBUF); 2785 #if 0 2786 /* XXX: We need a ttyunregister for this */ 2787 free(sc->tty, M_DEVBUF); 2788 #endif 2789 #ifndef SC_NO_FONT_LOADING 2790 free(sc->font_8, M_DEVBUF); 2791 free(sc->font_14, M_DEVBUF); 2792 free(sc->font_16, M_DEVBUF); 2793 #endif 2794 /* XXX vtb, history */ 2795 } 2796 bzero(sc, sizeof(*sc)); 2797 sc->keyboard = -1; 2798 sc->adapter = -1; 2799 } 2800 #endif 2801 2802 static void 2803 scshutdown(void *arg, int howto) 2804 { 2805 /* assert(sc_console != NULL) */ 2806 2807 sc_touch_scrn_saver(); 2808 if (!cold && sc_console 2809 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2810 && sc_console->smode.mode == VT_AUTO) 2811 sc_switch_scr(sc_console->sc, sc_console->index); 2812 shutdown_in_progress = TRUE; 2813 } 2814 2815 int 2816 sc_clean_up(scr_stat *scp) 2817 { 2818 #ifdef DEV_SPLASH 2819 int error; 2820 #endif 2821 2822 if (scp->sc->flags & SC_SCRN_BLANKED) { 2823 sc_touch_scrn_saver(); 2824 #ifdef DEV_SPLASH 2825 if ((error = wait_scrn_saver_stop(scp->sc))) 2826 return error; 2827 #endif 2828 } 2829 scp->status |= MOUSE_HIDDEN; 2830 sc_remove_mouse_image(scp); 2831 sc_remove_cutmarking(scp); 2832 return 0; 2833 } 2834 2835 void 2836 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2837 { 2838 sc_vtb_t new; 2839 sc_vtb_t old; 2840 2841 old = scp->vtb; 2842 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2843 if (!discard && (old.vtb_flags & VTB_VALID)) { 2844 /* retain the current cursor position and buffer contants */ 2845 scp->cursor_oldpos = scp->cursor_pos; 2846 /* 2847 * This works only if the old buffer has the same size as or larger 2848 * than the new one. XXX 2849 */ 2850 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2851 scp->vtb = new; 2852 } else { 2853 scp->vtb = new; 2854 sc_vtb_destroy(&old); 2855 } 2856 2857 #ifndef SC_NO_SYSMOUSE 2858 /* move the mouse cursor at the center of the screen */ 2859 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2860 #endif 2861 } 2862 2863 static scr_stat 2864 *alloc_scp(sc_softc_t *sc, int vty) 2865 { 2866 scr_stat *scp; 2867 2868 /* assert(sc_malloc) */ 2869 2870 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2871 init_scp(sc, vty, scp); 2872 2873 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2874 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2875 sc_init_emulator(scp, "*"); 2876 2877 #ifndef SC_NO_CUTPASTE 2878 sc_alloc_cut_buffer(scp, TRUE); 2879 #endif 2880 2881 #ifndef SC_NO_HISTORY 2882 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2883 #endif 2884 2885 return scp; 2886 } 2887 2888 static void 2889 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2890 { 2891 video_info_t info; 2892 2893 bzero(scp, sizeof(*scp)); 2894 2895 scp->index = vty; 2896 scp->sc = sc; 2897 scp->status = 0; 2898 scp->mode = sc->initial_mode; 2899 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2900 if (info.vi_flags & V_INFO_GRAPHICS) { 2901 scp->status |= GRAPHICS_MODE; 2902 scp->xpixel = info.vi_width; 2903 scp->ypixel = info.vi_height; 2904 scp->xsize = info.vi_width/8; 2905 scp->ysize = info.vi_height/info.vi_cheight; 2906 scp->font_size = 0; 2907 scp->font = NULL; 2908 } else { 2909 scp->xsize = info.vi_width; 2910 scp->ysize = info.vi_height; 2911 scp->xpixel = scp->xsize*8; 2912 scp->ypixel = scp->ysize*info.vi_cheight; 2913 if (info.vi_cheight < 14) { 2914 scp->font_size = 8; 2915 #ifndef SC_NO_FONT_LOADING 2916 scp->font = sc->font_8; 2917 #else 2918 scp->font = NULL; 2919 #endif 2920 } else if (info.vi_cheight >= 16) { 2921 scp->font_size = 16; 2922 #ifndef SC_NO_FONT_LOADING 2923 scp->font = sc->font_16; 2924 #else 2925 scp->font = NULL; 2926 #endif 2927 } else { 2928 scp->font_size = 14; 2929 #ifndef SC_NO_FONT_LOADING 2930 scp->font = sc->font_14; 2931 #else 2932 scp->font = NULL; 2933 #endif 2934 } 2935 } 2936 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 2937 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 2938 scp->xoff = scp->yoff = 0; 2939 scp->xpos = scp->ypos = 0; 2940 scp->start = scp->xsize * scp->ysize - 1; 2941 scp->end = 0; 2942 scp->tsw = NULL; 2943 scp->ts = NULL; 2944 scp->rndr = NULL; 2945 scp->border = BG_BLACK; 2946 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2947 scp->mouse_cut_start = scp->xsize*scp->ysize; 2948 scp->mouse_cut_end = -1; 2949 scp->mouse_signal = 0; 2950 scp->mouse_pid = 0; 2951 scp->mouse_proc = NULL; 2952 scp->kbd_mode = K_XLATE; 2953 scp->bell_pitch = bios_value.bell_pitch; 2954 scp->bell_duration = BELL_DURATION; 2955 scp->status |= (bios_value.shift_state & NLKED); 2956 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 2957 scp->pid = 0; 2958 scp->proc = NULL; 2959 scp->smode.mode = VT_AUTO; 2960 scp->history = NULL; 2961 scp->history_pos = 0; 2962 scp->history_size = 0; 2963 } 2964 2965 int 2966 sc_init_emulator(scr_stat *scp, char *name) 2967 { 2968 sc_term_sw_t *sw; 2969 sc_rndr_sw_t *rndr; 2970 void *p; 2971 int error; 2972 2973 if (name == NULL) /* if no name is given, use the current emulator */ 2974 sw = scp->tsw; 2975 else /* ...otherwise find the named emulator */ 2976 sw = sc_term_match(name); 2977 if (sw == NULL) 2978 return EINVAL; 2979 2980 rndr = NULL; 2981 if (strcmp(sw->te_renderer, "*") != 0) { 2982 rndr = sc_render_match(scp, sw->te_renderer, 2983 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2984 } 2985 if (rndr == NULL) { 2986 rndr = sc_render_match(scp, scp->sc->adp->va_name, 2987 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2988 if (rndr == NULL) 2989 return ENODEV; 2990 } 2991 2992 if (sw == scp->tsw) { 2993 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 2994 scp->rndr = rndr; 2995 sc_clear_screen(scp); 2996 /* assert(error == 0); */ 2997 return error; 2998 } 2999 3000 if (sc_malloc && (sw->te_size > 0)) 3001 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3002 else 3003 p = NULL; 3004 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3005 if (error) 3006 return error; 3007 3008 if (scp->tsw) 3009 (*scp->tsw->te_term)(scp, &scp->ts); 3010 if (scp->ts != NULL) 3011 free(scp->ts, M_DEVBUF); 3012 scp->tsw = sw; 3013 scp->ts = p; 3014 scp->rndr = rndr; 3015 3016 /* XXX */ 3017 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3018 sc_clear_screen(scp); 3019 3020 return 0; 3021 } 3022 3023 /* 3024 * scgetc(flags) - get character from keyboard. 3025 * If flags & SCGETC_CN, then avoid harmful side effects. 3026 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3027 * return NOKEY if there is nothing there. 3028 */ 3029 static u_int 3030 scgetc(sc_softc_t *sc, u_int flags) 3031 { 3032 scr_stat *scp; 3033 #ifndef SC_NO_HISTORY 3034 struct tty *tp; 3035 #endif 3036 u_int c; 3037 int this_scr; 3038 int f; 3039 int i; 3040 3041 if (sc->kbd == NULL) 3042 return NOKEY; 3043 3044 next_code: 3045 #if 1 3046 /* I don't like this, but... XXX */ 3047 if (flags & SCGETC_CN) 3048 sccnupdate(sc->cur_scp); 3049 #endif 3050 scp = sc->cur_scp; 3051 /* first see if there is something in the keyboard port */ 3052 for (;;) { 3053 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3054 if (c == ERRKEY) { 3055 if (!(flags & SCGETC_CN)) 3056 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3057 } else if (c == NOKEY) 3058 return c; 3059 else 3060 break; 3061 } 3062 3063 /* make screensaver happy */ 3064 if (!(c & RELKEY)) 3065 sc_touch_scrn_saver(); 3066 3067 if (!(flags & SCGETC_CN)) 3068 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3069 3070 if (scp->kbd_mode != K_XLATE) 3071 return KEYCHAR(c); 3072 3073 /* if scroll-lock pressed allow history browsing */ 3074 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3075 3076 scp->status &= ~CURSOR_ENABLED; 3077 sc_remove_cursor_image(scp); 3078 3079 #ifndef SC_NO_HISTORY 3080 if (!(scp->status & BUFFER_SAVED)) { 3081 scp->status |= BUFFER_SAVED; 3082 sc_hist_save(scp); 3083 } 3084 switch (c) { 3085 /* FIXME: key codes */ 3086 case SPCLKEY | FKEY | F(49): /* home key */ 3087 sc_remove_cutmarking(scp); 3088 sc_hist_home(scp); 3089 goto next_code; 3090 3091 case SPCLKEY | FKEY | F(57): /* end key */ 3092 sc_remove_cutmarking(scp); 3093 sc_hist_end(scp); 3094 goto next_code; 3095 3096 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3097 sc_remove_cutmarking(scp); 3098 if (sc_hist_up_line(scp)) 3099 if (!(flags & SCGETC_CN)) 3100 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3101 goto next_code; 3102 3103 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3104 sc_remove_cutmarking(scp); 3105 if (sc_hist_down_line(scp)) 3106 if (!(flags & SCGETC_CN)) 3107 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3108 goto next_code; 3109 3110 case SPCLKEY | FKEY | F(51): /* page up key */ 3111 sc_remove_cutmarking(scp); 3112 for (i=0; i<scp->ysize; i++) 3113 if (sc_hist_up_line(scp)) { 3114 if (!(flags & SCGETC_CN)) 3115 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3116 break; 3117 } 3118 goto next_code; 3119 3120 case SPCLKEY | FKEY | F(59): /* page down key */ 3121 sc_remove_cutmarking(scp); 3122 for (i=0; i<scp->ysize; i++) 3123 if (sc_hist_down_line(scp)) { 3124 if (!(flags & SCGETC_CN)) 3125 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3126 break; 3127 } 3128 goto next_code; 3129 } 3130 #endif /* SC_NO_HISTORY */ 3131 } 3132 3133 /* 3134 * Process and consume special keys here. Return a plain char code 3135 * or a char code with the META flag or a function key code. 3136 */ 3137 if (c & RELKEY) { 3138 /* key released */ 3139 /* goto next_code */ 3140 } else { 3141 /* key pressed */ 3142 if (c & SPCLKEY) { 3143 c &= ~SPCLKEY; 3144 switch (KEYCHAR(c)) { 3145 /* LOCKING KEYS */ 3146 case NLK: case CLK: case ALK: 3147 break; 3148 case SLK: 3149 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3150 if (f & SLKED) { 3151 scp->status |= SLKED; 3152 } else { 3153 if (scp->status & SLKED) { 3154 scp->status &= ~SLKED; 3155 #ifndef SC_NO_HISTORY 3156 if (scp->status & BUFFER_SAVED) { 3157 if (!sc_hist_restore(scp)) 3158 sc_remove_cutmarking(scp); 3159 scp->status &= ~BUFFER_SAVED; 3160 scp->status |= CURSOR_ENABLED; 3161 sc_draw_cursor_image(scp); 3162 } 3163 tp = VIRTUAL_TTY(sc, scp->index); 3164 if (ISTTYOPEN(tp)) 3165 scstart(tp); 3166 #endif 3167 } 3168 } 3169 break; 3170 3171 case PASTE: 3172 #ifndef SC_NO_CUTPASTE 3173 sc_mouse_paste(scp); 3174 #endif 3175 break; 3176 3177 /* NON-LOCKING KEYS */ 3178 case NOP: 3179 case LSH: case RSH: case LCTR: case RCTR: 3180 case LALT: case RALT: case ASH: case META: 3181 break; 3182 3183 case BTAB: 3184 if (!(sc->flags & SC_SCRN_BLANKED)) 3185 return c; 3186 break; 3187 3188 case SPSC: 3189 #ifdef DEV_SPLASH 3190 /* force activatation/deactivation of the screen saver */ 3191 if (!(sc->flags & SC_SCRN_BLANKED)) { 3192 run_scrn_saver = TRUE; 3193 sc->scrn_time_stamp -= scrn_blank_time; 3194 } 3195 if (cold) { 3196 /* 3197 * While devices are being probed, the screen saver need 3198 * to be invoked explictly. XXX 3199 */ 3200 if (sc->flags & SC_SCRN_BLANKED) { 3201 scsplash_stick(FALSE); 3202 stop_scrn_saver(sc, current_saver); 3203 } else { 3204 if (!ISGRAPHSC(scp)) { 3205 scsplash_stick(TRUE); 3206 (*current_saver)(sc, TRUE); 3207 } 3208 } 3209 } 3210 #endif /* DEV_SPLASH */ 3211 break; 3212 3213 case RBT: 3214 #ifndef SC_DISABLE_REBOOT 3215 shutdown_nice(0); 3216 #endif 3217 break; 3218 3219 case HALT: 3220 #ifndef SC_DISABLE_REBOOT 3221 shutdown_nice(RB_HALT); 3222 #endif 3223 break; 3224 3225 case PDWN: 3226 #ifndef SC_DISABLE_REBOOT 3227 shutdown_nice(RB_HALT|RB_POWEROFF); 3228 #endif 3229 break; 3230 3231 case SUSP: 3232 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3233 break; 3234 case STBY: 3235 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3236 break; 3237 3238 case DBG: 3239 #ifndef SC_DISABLE_DDBKEY 3240 #ifdef DDB 3241 Debugger("manual escape to debugger"); 3242 #else 3243 printf("No debugger in kernel\n"); 3244 #endif 3245 #else /* SC_DISABLE_DDBKEY */ 3246 /* do nothing */ 3247 #endif /* SC_DISABLE_DDBKEY */ 3248 break; 3249 3250 case PNC: 3251 if (enable_panic_key) 3252 panic("Forced by the panic key"); 3253 break; 3254 3255 case NEXT: 3256 this_scr = scp->index; 3257 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3258 sc->first_vty + i != this_scr; 3259 i = (i + 1)%sc->vtys) { 3260 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3261 if (ISTTYOPEN(tp)) { 3262 sc_switch_scr(scp->sc, sc->first_vty + i); 3263 break; 3264 } 3265 } 3266 break; 3267 3268 case PREV: 3269 this_scr = scp->index; 3270 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3271 sc->first_vty + i != this_scr; 3272 i = (i + sc->vtys - 1)%sc->vtys) { 3273 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3274 if (ISTTYOPEN(tp)) { 3275 sc_switch_scr(scp->sc, sc->first_vty + i); 3276 break; 3277 } 3278 } 3279 break; 3280 3281 default: 3282 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3283 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3284 break; 3285 } 3286 /* assert(c & FKEY) */ 3287 if (!(sc->flags & SC_SCRN_BLANKED)) 3288 return c; 3289 break; 3290 } 3291 /* goto next_code */ 3292 } else { 3293 /* regular keys (maybe MKEY is set) */ 3294 if (!(sc->flags & SC_SCRN_BLANKED)) 3295 return c; 3296 } 3297 } 3298 3299 goto next_code; 3300 } 3301 3302 int 3303 scmmap(dev_t dev, vm_offset_t offset, int nprot) 3304 { 3305 scr_stat *scp; 3306 3307 scp = SC_STAT(dev); 3308 if (scp != scp->sc->cur_scp) 3309 return -1; 3310 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, nprot); 3311 } 3312 3313 static int 3314 save_kbd_state(scr_stat *scp) 3315 { 3316 int state; 3317 int error; 3318 3319 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3320 if (error == ENOIOCTL) 3321 error = ENODEV; 3322 if (error == 0) { 3323 scp->status &= ~LOCK_MASK; 3324 scp->status |= state; 3325 } 3326 return error; 3327 } 3328 3329 static int 3330 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3331 { 3332 int state; 3333 int error; 3334 3335 if (mask != LOCK_MASK) { 3336 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3337 if (error == ENOIOCTL) 3338 error = ENODEV; 3339 if (error) 3340 return error; 3341 state &= ~mask; 3342 state |= new_bits & mask; 3343 } else { 3344 state = new_bits & LOCK_MASK; 3345 } 3346 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3347 if (error == ENOIOCTL) 3348 error = ENODEV; 3349 return error; 3350 } 3351 3352 static int 3353 update_kbd_leds(scr_stat *scp, int which) 3354 { 3355 int error; 3356 3357 which &= LOCK_MASK; 3358 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3359 if (error == ENOIOCTL) 3360 error = ENODEV; 3361 return error; 3362 } 3363 3364 int 3365 set_mode(scr_stat *scp) 3366 { 3367 video_info_t info; 3368 3369 /* reject unsupported mode */ 3370 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3371 return 1; 3372 3373 /* if this vty is not currently showing, do nothing */ 3374 if (scp != scp->sc->cur_scp) 3375 return 0; 3376 3377 /* setup video hardware for the given mode */ 3378 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3379 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3380 (void *)scp->sc->adp->va_window, FALSE); 3381 3382 #ifndef SC_NO_FONT_LOADING 3383 /* load appropriate font */ 3384 if (!(scp->status & GRAPHICS_MODE)) { 3385 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3386 if (scp->font_size < 14) { 3387 if (scp->sc->fonts_loaded & FONT_8) 3388 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3389 } else if (scp->font_size >= 16) { 3390 if (scp->sc->fonts_loaded & FONT_16) 3391 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3392 } else { 3393 if (scp->sc->fonts_loaded & FONT_14) 3394 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3395 } 3396 /* 3397 * FONT KLUDGE: 3398 * This is an interim kludge to display correct font. 3399 * Always use the font page #0 on the video plane 2. 3400 * Somehow we cannot show the font in other font pages on 3401 * some video cards... XXX 3402 */ 3403 sc_show_font(scp, 0); 3404 } 3405 mark_all(scp); 3406 } 3407 #endif /* !SC_NO_FONT_LOADING */ 3408 3409 sc_set_border(scp, scp->border); 3410 sc_set_cursor_image(scp); 3411 3412 return 0; 3413 } 3414 3415 void 3416 sc_set_border(scr_stat *scp, int color) 3417 { 3418 ++scp->sc->videoio_in_progress; 3419 (*scp->rndr->draw_border)(scp, color); 3420 --scp->sc->videoio_in_progress; 3421 } 3422 3423 #ifndef SC_NO_FONT_LOADING 3424 void 3425 sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3426 int base, int count) 3427 { 3428 sc_softc_t *sc; 3429 3430 sc = scp->sc; 3431 sc->font_loading_in_progress = TRUE; 3432 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3433 sc->font_loading_in_progress = FALSE; 3434 } 3435 3436 void 3437 sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3438 int base, int count) 3439 { 3440 sc_softc_t *sc; 3441 3442 sc = scp->sc; 3443 sc->font_loading_in_progress = TRUE; 3444 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3445 sc->font_loading_in_progress = FALSE; 3446 } 3447 3448 void 3449 sc_show_font(scr_stat *scp, int page) 3450 { 3451 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3452 } 3453 #endif /* !SC_NO_FONT_LOADING */ 3454 3455 void 3456 sc_paste(scr_stat *scp, u_char *p, int count) 3457 { 3458 struct tty *tp; 3459 u_char *rmap; 3460 3461 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3462 if (!ISTTYOPEN(tp)) 3463 return; 3464 rmap = scp->sc->scr_rmap; 3465 for (; count > 0; --count) 3466 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 3467 } 3468 3469 void 3470 sc_bell(scr_stat *scp, int pitch, int duration) 3471 { 3472 if (cold || shutdown_in_progress) 3473 return; 3474 3475 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3476 return; 3477 3478 if (scp->sc->flags & SC_VISUAL_BELL) { 3479 if (scp->sc->blink_in_progress) 3480 return; 3481 scp->sc->blink_in_progress = 3; 3482 if (scp != scp->sc->cur_scp) 3483 scp->sc->blink_in_progress += 2; 3484 blink_screen(scp->sc->cur_scp); 3485 } else { 3486 if (scp != scp->sc->cur_scp) 3487 pitch *= 2; 3488 sysbeep(pitch, duration); 3489 } 3490 } 3491 3492 static void 3493 blink_screen(void *arg) 3494 { 3495 scr_stat *scp = arg; 3496 struct tty *tp; 3497 3498 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3499 scp->sc->blink_in_progress = 0; 3500 mark_all(scp); 3501 tp = VIRTUAL_TTY(scp->sc, scp->index); 3502 if (ISTTYOPEN(tp)) 3503 scstart(tp); 3504 if (scp->sc->delayed_next_scr) 3505 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3506 } 3507 else { 3508 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3509 scp->sc->blink_in_progress & 1); 3510 scp->sc->blink_in_progress--; 3511 timeout(blink_screen, scp, hz / 10); 3512 } 3513 } 3514