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 #ifdef __i386__ 35 #include "opt_apm.h" 36 #endif 37 38 #include <sys/param.h> 39 #include <sys/systm.h> 40 #include <sys/conf.h> 41 #include <sys/cons.h> 42 #include <sys/consio.h> 43 #include <sys/eventhandler.h> 44 #include <sys/fbio.h> 45 #include <sys/kbio.h> 46 #include <sys/kernel.h> 47 #include <sys/lock.h> 48 #include <sys/malloc.h> 49 #include <sys/mutex.h> 50 #include <sys/proc.h> 51 #include <sys/random.h> 52 #include <sys/reboot.h> 53 #include <sys/signalvar.h> 54 #include <sys/sysctl.h> 55 #include <sys/tty.h> 56 57 #include <machine/clock.h> 58 #include <machine/pc/display.h> 59 #ifdef __i386__ 60 #include <machine/psl.h> 61 #include <machine/apm_bios.h> 62 #include <machine/frame.h> 63 #endif 64 65 #include <dev/kbd/kbdreg.h> 66 #include <dev/fb/fbreg.h> 67 #include <dev/fb/splashreg.h> 68 #include <dev/syscons/syscons.h> 69 70 #define COLD 0 71 #define WARM 1 72 73 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 74 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 75 76 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 77 78 typedef struct default_attr { 79 int std_color; /* normal hardware color */ 80 int rev_color; /* reverse hardware color */ 81 } default_attr; 82 83 static default_attr user_default = { 84 SC_NORM_ATTR, 85 SC_NORM_REV_ATTR, 86 }; 87 88 static default_attr kernel_default = { 89 SC_KERNEL_CONS_ATTR, 90 SC_KERNEL_CONS_REV_ATTR, 91 }; 92 93 static int sc_console_unit = -1; 94 static scr_stat *sc_console; 95 static struct tty *sc_console_tty; 96 static void *kernel_console_ts; 97 98 static char init_done = COLD; 99 static char shutdown_in_progress = FALSE; 100 static char sc_malloc = FALSE; 101 102 static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 103 static int run_scrn_saver = FALSE; /* should run the saver? */ 104 static long scrn_blank_time = 0; /* screen saver timeout value */ 105 #ifdef DEV_SPLASH 106 static int scrn_blanked; /* # of blanked screen */ 107 static int sticky_splash = FALSE; 108 109 static void none_saver(sc_softc_t *sc, int blank) { } 110 static void (*current_saver)(sc_softc_t *, int) = none_saver; 111 #endif 112 113 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 114 #include "font.h" 115 #endif 116 117 d_ioctl_t *sc_user_ioctl; 118 119 static bios_values_t bios_value; 120 121 static int enable_panic_key; 122 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 123 0, ""); 124 125 #define SC_CONSOLECTL 255 126 127 #define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 128 SC_DEV((sc), (x))->si_tty : NULL) 129 #define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) 130 131 static int debugger; 132 133 /* prototypes */ 134 static int scvidprobe(int unit, int flags, int cons); 135 static int sckbdprobe(int unit, int flags, int cons); 136 static void scmeminit(void *arg); 137 static int scdevtounit(dev_t dev); 138 static kbd_callback_func_t sckbdevent; 139 static int scparam(struct tty *tp, struct termios *t); 140 static void scstart(struct tty *tp); 141 static void scinit(int unit, int flags); 142 #if __i386__ || __ia64__ 143 static void scterm(int unit, int flags); 144 #endif 145 static void scshutdown(void *arg, int howto); 146 static u_int scgetc(sc_softc_t *sc, u_int flags); 147 #define SCGETC_CN 1 148 #define SCGETC_NONBLOCK 2 149 static int sccngetch(int flags); 150 static void sccnupdate(scr_stat *scp); 151 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 152 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 153 static timeout_t scrn_timer; 154 static int and_region(int *s1, int *e1, int s2, int e2); 155 static void scrn_update(scr_stat *scp, int show_cursor); 156 157 #ifdef DEV_SPLASH 158 static int scsplash_callback(int event, void *arg); 159 static void scsplash_saver(sc_softc_t *sc, int show); 160 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 161 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 162 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 163 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 164 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 165 static int wait_scrn_saver_stop(sc_softc_t *sc); 166 #define scsplash_stick(stick) (sticky_splash = (stick)) 167 #else /* !DEV_SPLASH */ 168 #define scsplash_stick(stick) 169 #endif /* DEV_SPLASH */ 170 171 static int do_switch_scr(sc_softc_t *sc, int s); 172 static int vt_proc_alive(scr_stat *scp); 173 static int signal_vt_rel(scr_stat *scp); 174 static int signal_vt_acq(scr_stat *scp); 175 static int finish_vt_rel(scr_stat *scp, int release, int *s); 176 static int finish_vt_acq(scr_stat *scp); 177 static void exchange_scr(sc_softc_t *sc); 178 static void update_cursor_image(scr_stat *scp); 179 static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 180 static int save_kbd_state(scr_stat *scp); 181 static int update_kbd_state(scr_stat *scp, int state, int mask); 182 static int update_kbd_leds(scr_stat *scp, int which); 183 static timeout_t blink_screen; 184 185 #define CDEV_MAJOR 12 186 187 static cn_probe_t sccnprobe; 188 static cn_init_t sccninit; 189 static cn_getc_t sccngetc; 190 static cn_checkc_t sccncheckc; 191 static cn_putc_t sccnputc; 192 static cn_dbctl_t sccndbctl; 193 static cn_term_t sccnterm; 194 195 #if __alpha__ 196 void sccnattach(void); 197 #endif 198 199 CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 200 sccndbctl); 201 202 static d_open_t scopen; 203 static d_close_t scclose; 204 static d_read_t scread; 205 static d_ioctl_t scioctl; 206 static d_mmap_t scmmap; 207 208 static struct cdevsw sc_cdevsw = { 209 /* open */ scopen, 210 /* close */ scclose, 211 /* read */ scread, 212 /* write */ ttywrite, 213 /* ioctl */ scioctl, 214 /* poll */ ttypoll, 215 /* mmap */ scmmap, 216 /* strategy */ nostrategy, 217 /* name */ "sc", 218 /* maj */ CDEV_MAJOR, 219 /* dump */ nodump, 220 /* psize */ nopsize, 221 /* flags */ D_TTY, 222 }; 223 224 int 225 sc_probe_unit(int unit, int flags) 226 { 227 if (!scvidprobe(unit, flags, FALSE)) { 228 if (bootverbose) 229 printf("sc%d: no video adapter found.\n", unit); 230 return ENXIO; 231 } 232 233 /* syscons will be attached even when there is no keyboard */ 234 sckbdprobe(unit, flags, FALSE); 235 236 return 0; 237 } 238 239 /* probe video adapters, return TRUE if found */ 240 static int 241 scvidprobe(int unit, int flags, int cons) 242 { 243 /* 244 * Access the video adapter driver through the back door! 245 * Video adapter drivers need to be configured before syscons. 246 * However, when syscons is being probed as the low-level console, 247 * they have not been initialized yet. We force them to initialize 248 * themselves here. XXX 249 */ 250 vid_configure(cons ? VIO_PROBE_ONLY : 0); 251 252 return (vid_find_adapter("*", unit) >= 0); 253 } 254 255 /* probe the keyboard, return TRUE if found */ 256 static int 257 sckbdprobe(int unit, int flags, int cons) 258 { 259 /* access the keyboard driver through the backdoor! */ 260 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 261 262 return (kbd_find_keyboard("*", unit) >= 0); 263 } 264 265 static char 266 *adapter_name(video_adapter_t *adp) 267 { 268 static struct { 269 int type; 270 char *name[2]; 271 } names[] = { 272 { KD_MONO, { "MDA", "MDA" } }, 273 { KD_HERCULES, { "Hercules", "Hercules" } }, 274 { KD_CGA, { "CGA", "CGA" } }, 275 { KD_EGA, { "EGA", "EGA (mono)" } }, 276 { KD_VGA, { "VGA", "VGA (mono)" } }, 277 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 278 { KD_TGA, { "TGA", "TGA" } }, 279 { -1, { "Unknown", "Unknown" } }, 280 }; 281 int i; 282 283 for (i = 0; names[i].type != -1; ++i) 284 if (names[i].type == adp->va_type) 285 break; 286 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 287 } 288 289 int 290 sc_attach_unit(int unit, int flags) 291 { 292 sc_softc_t *sc; 293 scr_stat *scp; 294 #ifdef SC_PIXEL_MODE 295 video_info_t info; 296 #endif 297 int vc; 298 dev_t dev; 299 300 flags &= ~SC_KERNEL_CONSOLE; 301 302 if (sc_console_unit == unit) { 303 /* 304 * If this unit is being used as the system console, we need to 305 * adjust some variables and buffers before and after scinit(). 306 */ 307 /* assert(sc_console != NULL) */ 308 flags |= SC_KERNEL_CONSOLE; 309 scmeminit(NULL); 310 311 scinit(unit, flags); 312 313 if (sc_console->tsw->te_size > 0) { 314 /* assert(sc_console->ts != NULL); */ 315 kernel_console_ts = sc_console->ts; 316 sc_console->ts = malloc(sc_console->tsw->te_size, 317 M_DEVBUF, M_WAITOK); 318 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 319 (*sc_console->tsw->te_default_attr)(sc_console, 320 user_default.std_color, 321 user_default.rev_color); 322 } 323 } else { 324 scinit(unit, flags); 325 } 326 327 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 328 sc->config = flags; 329 scp = SC_STAT(sc->dev[0]); 330 if (sc_console == NULL) /* sc_console_unit < 0 */ 331 sc_console = scp; 332 333 #ifdef SC_PIXEL_MODE 334 if ((sc->config & SC_VESA800X600) 335 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 336 #ifdef DEV_SPLASH 337 if (sc->flags & SC_SPLASH_SCRN) 338 splash_term(sc->adp); 339 #endif 340 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 341 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 342 sc->initial_mode = M_VESA_800x600; 343 #ifdef DEV_SPLASH 344 /* put up the splash again! */ 345 if (sc->flags & SC_SPLASH_SCRN) 346 splash_init(sc->adp, scsplash_callback, sc); 347 #endif 348 } 349 #endif /* SC_PIXEL_MODE */ 350 351 /* initialize cursor */ 352 if (!ISGRAPHSC(scp)) 353 update_cursor_image(scp); 354 355 /* get screen update going */ 356 scrn_timer(sc); 357 358 /* set up the keyboard */ 359 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 360 update_kbd_state(scp, scp->status, LOCK_MASK); 361 362 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 363 unit, adapter_name(sc->adp), sc->vtys, sc->config); 364 if (bootverbose) { 365 printf("sc%d:", unit); 366 if (sc->adapter >= 0) 367 printf(" fb%d", sc->adapter); 368 if (sc->keyboard >= 0) 369 printf(", kbd%d", sc->keyboard); 370 if (scp->tsw) 371 printf(", terminal emulator: %s (%s)", 372 scp->tsw->te_name, scp->tsw->te_desc); 373 printf("\n"); 374 } 375 376 /* register a shutdown callback for the kernel console */ 377 if (sc_console_unit == unit) 378 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 379 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 380 381 for (vc = 0; vc < sc->vtys; vc++) { 382 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 383 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 384 sc->dev[vc] = dev; 385 /* 386 * The first vty already has struct tty and scr_stat initialized 387 * in scinit(). The other vtys will have these structs when 388 * first opened. 389 */ 390 } 391 392 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 393 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 394 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 395 SC_STAT(dev) = sc_console; 396 397 return 0; 398 } 399 400 static void 401 scmeminit(void *arg) 402 { 403 if (sc_malloc) 404 return; 405 sc_malloc = TRUE; 406 407 /* 408 * As soon as malloc() becomes functional, we had better allocate 409 * various buffers for the kernel console. 410 */ 411 412 if (sc_console_unit < 0) /* sc_console == NULL */ 413 return; 414 415 /* copy the temporary buffer to the final buffer */ 416 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 417 418 #ifndef SC_NO_CUTPASTE 419 sc_alloc_cut_buffer(sc_console, FALSE); 420 #endif 421 422 #ifndef SC_NO_HISTORY 423 /* initialize history buffer & pointers */ 424 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 425 #endif 426 } 427 428 /* XXX */ 429 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 430 431 static int 432 scdevtounit(dev_t dev) 433 { 434 int vty = SC_VTY(dev); 435 436 if (vty == SC_CONSOLECTL) 437 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 438 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 439 return -1; 440 else 441 return vty/MAXCONS; 442 } 443 444 int 445 scopen(dev_t dev, int flag, int mode, struct thread *td) 446 { 447 int unit = scdevtounit(dev); 448 sc_softc_t *sc; 449 struct tty *tp; 450 scr_stat *scp; 451 keyarg_t key; 452 int error; 453 454 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 455 major(dev), minor(dev), unit, SC_VTY(dev))); 456 457 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 458 if (sc == NULL) 459 return ENXIO; 460 461 tp = dev->si_tty = ttymalloc(dev->si_tty); 462 tp->t_oproc = scstart; 463 tp->t_param = scparam; 464 tp->t_stop = nottystop; 465 tp->t_dev = dev; 466 if (!ISTTYOPEN(tp)) { 467 ttychars(tp); 468 /* Use the current setting of the <-- key as default VERASE. */ 469 /* If the Delete key is preferable, an stty is necessary */ 470 if (sc->kbd != NULL) { 471 key.keynum = KEYCODE_BS; 472 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 473 tp->t_cc[VERASE] = key.key.map[0]; 474 } 475 tp->t_iflag = TTYDEF_IFLAG; 476 tp->t_oflag = TTYDEF_OFLAG; 477 tp->t_cflag = TTYDEF_CFLAG; 478 tp->t_lflag = TTYDEF_LFLAG; 479 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 480 scparam(tp, &tp->t_termios); 481 (*linesw[tp->t_line].l_modem)(tp, 1); 482 } 483 else 484 if (tp->t_state & TS_XCLUDE && suser_td(td)) 485 return(EBUSY); 486 487 error = (*linesw[tp->t_line].l_open)(dev, tp); 488 489 scp = SC_STAT(dev); 490 if (scp == NULL) { 491 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 492 if (ISGRAPHSC(scp)) 493 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 494 } 495 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 496 tp->t_winsize.ws_col = scp->xsize; 497 tp->t_winsize.ws_row = scp->ysize; 498 } 499 500 return error; 501 } 502 503 int 504 scclose(dev_t dev, int flag, int mode, struct thread *td) 505 { 506 struct tty *tp = dev->si_tty; 507 scr_stat *scp; 508 int s; 509 510 if (SC_VTY(dev) != SC_CONSOLECTL) { 511 scp = SC_STAT(tp->t_dev); 512 /* were we in the middle of the VT switching process? */ 513 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 514 s = spltty(); 515 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 516 cons_unavail = FALSE; 517 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 518 DPRINTF(5, ("reset WAIT_REL, ")); 519 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 520 DPRINTF(5, ("reset WAIT_ACQ, ")); 521 #if not_yet_done 522 if (scp == &main_console) { 523 scp->pid = 0; 524 scp->proc = NULL; 525 scp->smode.mode = VT_AUTO; 526 } 527 else { 528 sc_vtb_destroy(&scp->vtb); 529 sc_vtb_destroy(&scp->scr); 530 sc_free_history_buffer(scp, scp->ysize); 531 SC_STAT(dev) = NULL; 532 free(scp, M_DEVBUF); 533 } 534 #else 535 scp->pid = 0; 536 scp->proc = NULL; 537 scp->smode.mode = VT_AUTO; 538 #endif 539 scp->kbd_mode = K_XLATE; 540 if (scp == scp->sc->cur_scp) 541 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 542 DPRINTF(5, ("done.\n")); 543 } 544 spltty(); 545 (*linesw[tp->t_line].l_close)(tp, flag); 546 ttyclose(tp); 547 spl0(); 548 return(0); 549 } 550 551 int 552 scread(dev_t dev, struct uio *uio, int flag) 553 { 554 sc_touch_scrn_saver(); 555 return ttyread(dev, uio, flag); 556 } 557 558 static int 559 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 560 { 561 sc_softc_t *sc; 562 struct tty *cur_tty; 563 int c; 564 size_t len; 565 u_char *cp; 566 567 sc = (sc_softc_t *)arg; 568 /* assert(thiskbd == sc->kbd) */ 569 570 switch (event) { 571 case KBDIO_KEYINPUT: 572 break; 573 case KBDIO_UNLOADING: 574 sc->kbd = NULL; 575 sc->keyboard = -1; 576 kbd_release(thiskbd, (void *)&sc->keyboard); 577 return 0; 578 default: 579 return EINVAL; 580 } 581 582 /* 583 * Loop while there is still input to get from the keyboard. 584 * I don't think this is nessesary, and it doesn't fix 585 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 586 */ 587 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 588 589 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 590 if (!ISTTYOPEN(cur_tty)) { 591 cur_tty = sc_console_tty; 592 if (!ISTTYOPEN(cur_tty)) 593 continue; 594 } 595 596 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 597 continue; 598 599 switch (KEYFLAGS(c)) { 600 case 0x0000: /* normal key */ 601 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 602 break; 603 case FKEY: /* function key, return string */ 604 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 605 if (cp != NULL) { 606 while (len-- > 0) 607 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 608 } 609 break; 610 case MKEY: /* meta is active, prepend ESC */ 611 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 612 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 613 break; 614 case BKEY: /* backtab fixed sequence (esc [ Z) */ 615 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 616 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 617 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 618 break; 619 } 620 } 621 622 sc->cur_scp->status |= MOUSE_HIDDEN; 623 624 return 0; 625 } 626 627 static int 628 scparam(struct tty *tp, struct termios *t) 629 { 630 tp->t_ispeed = t->c_ispeed; 631 tp->t_ospeed = t->c_ospeed; 632 tp->t_cflag = t->c_cflag; 633 return 0; 634 } 635 636 int 637 scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct thread *td) 638 { 639 int error; 640 int i; 641 struct tty *tp; 642 sc_softc_t *sc; 643 scr_stat *scp; 644 int s; 645 646 tp = dev->si_tty; 647 648 /* If there is a user_ioctl function call that first */ 649 if (sc_user_ioctl) { 650 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 651 if (error != ENOIOCTL) 652 return error; 653 } 654 655 error = sc_vid_ioctl(tp, cmd, data, flag, td); 656 if (error != ENOIOCTL) 657 return error; 658 659 #ifndef SC_NO_HISTORY 660 error = sc_hist_ioctl(tp, cmd, data, flag, td); 661 if (error != ENOIOCTL) 662 return error; 663 #endif 664 665 #ifndef SC_NO_SYSMOUSE 666 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 667 if (error != ENOIOCTL) 668 return error; 669 #endif 670 671 scp = SC_STAT(tp->t_dev); 672 /* assert(scp != NULL) */ 673 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 674 sc = scp->sc; 675 676 if (scp->tsw) { 677 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 678 if (error != ENOIOCTL) 679 return error; 680 } 681 682 switch (cmd) { /* process console hardware related ioctl's */ 683 684 case GIO_ATTR: /* get current attributes */ 685 /* this ioctl is not processed here, but in the terminal emulator */ 686 return ENOTTY; 687 688 case GIO_COLOR: /* is this a color console ? */ 689 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 690 return 0; 691 692 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 693 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 694 return EINVAL; 695 s = spltty(); 696 scrn_blank_time = *(int *)data; 697 run_scrn_saver = (scrn_blank_time != 0); 698 splx(s); 699 return 0; 700 701 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 702 s = spltty(); 703 *(int *)data &= CONS_CURSOR_ATTRS; 704 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 705 splx(s); 706 return 0; 707 708 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 709 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 710 ((int *)data)[0] = scp->curr_curs_attr.flags; 711 ((int *)data)[1] = scp->curr_curs_attr.base; 712 ((int *)data)[2] = scp->curr_curs_attr.height; 713 } else { 714 ((int *)data)[0] = sc->curs_attr.flags; 715 ((int *)data)[1] = sc->curs_attr.base; 716 ((int *)data)[2] = sc->curs_attr.height; 717 } 718 return 0; 719 720 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 721 s = spltty(); 722 sc_change_cursor_shape(scp, ((int *)data)[0], 723 ((int *)data)[1], ((int *)data)[2]); 724 splx(s); 725 return 0; 726 727 case CONS_BELLTYPE: /* set bell type sound/visual */ 728 if ((*(int *)data) & 0x01) 729 sc->flags |= SC_VISUAL_BELL; 730 else 731 sc->flags &= ~SC_VISUAL_BELL; 732 if ((*(int *)data) & 0x02) 733 sc->flags |= SC_QUIET_BELL; 734 else 735 sc->flags &= ~SC_QUIET_BELL; 736 return 0; 737 738 case CONS_GETINFO: /* get current (virtual) console info */ 739 { 740 vid_info_t *ptr = (vid_info_t*)data; 741 if (ptr->size == sizeof(struct vid_info)) { 742 ptr->m_num = sc->cur_scp->index; 743 ptr->mv_col = scp->xpos; 744 ptr->mv_row = scp->ypos; 745 ptr->mv_csz = scp->xsize; 746 ptr->mv_rsz = scp->ysize; 747 /* 748 * The following fields are filled by the terminal emulator. XXX 749 * 750 * ptr->mv_norm.fore 751 * ptr->mv_norm.back 752 * ptr->mv_rev.fore 753 * ptr->mv_rev.back 754 */ 755 ptr->mv_grfc.fore = 0; /* not supported */ 756 ptr->mv_grfc.back = 0; /* not supported */ 757 ptr->mv_ovscan = scp->border; 758 if (scp == sc->cur_scp) 759 save_kbd_state(scp); 760 ptr->mk_keylock = scp->status & LOCK_MASK; 761 return 0; 762 } 763 return EINVAL; 764 } 765 766 case CONS_GETVERS: /* get version number */ 767 *(int*)data = 0x200; /* version 2.0 */ 768 return 0; 769 770 case CONS_IDLE: /* see if the screen has been idle */ 771 /* 772 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 773 * the user process may have been writing something on the 774 * screen and syscons is not aware of it. Declare the screen 775 * is NOT idle if it is in one of these modes. But there is 776 * an exception to it; if a screen saver is running in the 777 * graphics mode in the current screen, we should say that the 778 * screen has been idle. 779 */ 780 *(int *)data = (sc->flags & SC_SCRN_IDLE) 781 && (!ISGRAPHSC(sc->cur_scp) 782 || (sc->cur_scp->status & SAVER_RUNNING)); 783 return 0; 784 785 case CONS_SAVERMODE: /* set saver mode */ 786 switch(*(int *)data) { 787 case CONS_NO_SAVER: 788 case CONS_USR_SAVER: 789 /* if a LKM screen saver is running, stop it first. */ 790 scsplash_stick(FALSE); 791 saver_mode = *(int *)data; 792 s = spltty(); 793 #ifdef DEV_SPLASH 794 if ((error = wait_scrn_saver_stop(NULL))) { 795 splx(s); 796 return error; 797 } 798 #endif 799 run_scrn_saver = TRUE; 800 if (saver_mode == CONS_USR_SAVER) 801 scp->status |= SAVER_RUNNING; 802 else 803 scp->status &= ~SAVER_RUNNING; 804 scsplash_stick(TRUE); 805 splx(s); 806 break; 807 case CONS_LKM_SAVER: 808 s = spltty(); 809 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 810 scp->status &= ~SAVER_RUNNING; 811 saver_mode = *(int *)data; 812 splx(s); 813 break; 814 default: 815 return EINVAL; 816 } 817 return 0; 818 819 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 820 /* 821 * Note that this ioctl does not guarantee the screen saver 822 * actually starts or stops. It merely attempts to do so... 823 */ 824 s = spltty(); 825 run_scrn_saver = (*(int *)data != 0); 826 if (run_scrn_saver) 827 sc->scrn_time_stamp -= scrn_blank_time; 828 splx(s); 829 return 0; 830 831 case CONS_SCRSHOT: /* get a screen shot */ 832 { 833 scrshot_t *ptr = (scrshot_t*)data; 834 s = spltty(); 835 if (ISGRAPHSC(scp)) { 836 splx(s); 837 return EOPNOTSUPP; 838 } 839 if (scp->xsize != ptr->xsize || scp->ysize != ptr->ysize) { 840 splx(s); 841 return EINVAL; 842 } 843 copyout ((void*)scp->vtb.vtb_buffer, ptr->buf, 844 ptr->xsize * ptr->ysize * sizeof(u_int16_t)); 845 splx(s); 846 return 0; 847 } 848 849 case VT_SETMODE: /* set screen switcher mode */ 850 { 851 struct vt_mode *mode; 852 struct proc *p1; 853 854 mode = (struct vt_mode *)data; 855 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 856 if (scp->smode.mode == VT_PROCESS) { 857 p1 = pfind(scp->pid); 858 if (scp->proc == p1 && scp->proc != td->td_proc) { 859 if (p1) 860 PROC_UNLOCK(p1); 861 DPRINTF(5, ("error EPERM\n")); 862 return EPERM; 863 } 864 if (p1) 865 PROC_UNLOCK(p1); 866 } 867 s = spltty(); 868 if (mode->mode == VT_AUTO) { 869 scp->smode.mode = VT_AUTO; 870 scp->proc = NULL; 871 scp->pid = 0; 872 DPRINTF(5, ("VT_AUTO, ")); 873 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 874 cons_unavail = FALSE; 875 /* were we in the middle of the vty switching process? */ 876 if (finish_vt_rel(scp, TRUE, &s) == 0) 877 DPRINTF(5, ("reset WAIT_REL, ")); 878 if (finish_vt_acq(scp) == 0) 879 DPRINTF(5, ("reset WAIT_ACQ, ")); 880 } else { 881 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 882 || !ISSIGVALID(mode->frsig)) { 883 splx(s); 884 DPRINTF(5, ("error EINVAL\n")); 885 return EINVAL; 886 } 887 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 888 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 889 scp->proc = td->td_proc; 890 scp->pid = scp->proc->p_pid; 891 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 892 cons_unavail = TRUE; 893 } 894 splx(s); 895 DPRINTF(5, ("\n")); 896 return 0; 897 } 898 899 case VT_GETMODE: /* get screen switcher mode */ 900 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 901 return 0; 902 903 case VT_RELDISP: /* screen switcher ioctl */ 904 s = spltty(); 905 /* 906 * This must be the current vty which is in the VT_PROCESS 907 * switching mode... 908 */ 909 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 910 splx(s); 911 return EINVAL; 912 } 913 /* ...and this process is controlling it. */ 914 if (scp->proc != td->td_proc) { 915 splx(s); 916 return EPERM; 917 } 918 error = EINVAL; 919 switch(*(int *)data) { 920 case VT_FALSE: /* user refuses to release screen, abort */ 921 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 922 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 923 break; 924 case VT_TRUE: /* user has released screen, go on */ 925 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 926 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 927 break; 928 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 929 if ((error = finish_vt_acq(scp)) == 0) 930 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 931 break; 932 default: 933 break; 934 } 935 splx(s); 936 return error; 937 938 case VT_OPENQRY: /* return free virtual console */ 939 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 940 tp = VIRTUAL_TTY(sc, i); 941 if (!ISTTYOPEN(tp)) { 942 *(int *)data = i + 1; 943 return 0; 944 } 945 } 946 return EINVAL; 947 948 case VT_ACTIVATE: /* switch to screen *data */ 949 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 950 s = spltty(); 951 sc_clean_up(sc->cur_scp); 952 splx(s); 953 return sc_switch_scr(sc, i); 954 955 case VT_WAITACTIVE: /* wait for switch to occur */ 956 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 957 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 958 return EINVAL; 959 s = spltty(); 960 error = sc_clean_up(sc->cur_scp); 961 splx(s); 962 if (error) 963 return error; 964 scp = SC_STAT(SC_DEV(sc, i)); 965 if (scp == scp->sc->cur_scp) 966 return 0; 967 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, 968 "waitvt", 0)) == ERESTART) ; 969 return error; 970 971 case VT_GETACTIVE: /* get active vty # */ 972 *(int *)data = sc->cur_scp->index + 1; 973 return 0; 974 975 case VT_GETINDEX: /* get this vty # */ 976 *(int *)data = scp->index + 1; 977 return 0; 978 979 case KDENABIO: /* allow io operations */ 980 error = suser_td(td); 981 if (error != 0) 982 return error; 983 error = securelevel_gt(td->td_proc->p_ucred, 0); 984 if (error != 0) 985 return error; 986 #ifdef __i386__ 987 td->td_frame->tf_eflags |= PSL_IOPL; 988 #endif 989 return 0; 990 991 case KDDISABIO: /* disallow io operations (default) */ 992 #ifdef __i386__ 993 td->td_frame->tf_eflags &= ~PSL_IOPL; 994 #endif 995 return 0; 996 997 case KDSKBSTATE: /* set keyboard state (locks) */ 998 if (*(int *)data & ~LOCK_MASK) 999 return EINVAL; 1000 scp->status &= ~LOCK_MASK; 1001 scp->status |= *(int *)data; 1002 if (scp == sc->cur_scp) 1003 update_kbd_state(scp, scp->status, LOCK_MASK); 1004 return 0; 1005 1006 case KDGKBSTATE: /* get keyboard state (locks) */ 1007 if (scp == sc->cur_scp) 1008 save_kbd_state(scp); 1009 *(int *)data = scp->status & LOCK_MASK; 1010 return 0; 1011 1012 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1013 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1014 error = kbd_ioctl(sc->kbd, cmd, data); 1015 if (error == ENOIOCTL) 1016 error = ENODEV; 1017 return error; 1018 1019 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1020 if (*(int *)data & ~0x7f) 1021 return EINVAL; 1022 error = kbd_ioctl(sc->kbd, cmd, data); 1023 if (error == ENOIOCTL) 1024 error = ENODEV; 1025 return error; 1026 1027 case KDSKBMODE: /* set keyboard mode */ 1028 switch (*(int *)data) { 1029 case K_XLATE: /* switch to XLT ascii mode */ 1030 case K_RAW: /* switch to RAW scancode mode */ 1031 case K_CODE: /* switch to CODE mode */ 1032 scp->kbd_mode = *(int *)data; 1033 if (scp == sc->cur_scp) 1034 kbd_ioctl(sc->kbd, cmd, data); 1035 return 0; 1036 default: 1037 return EINVAL; 1038 } 1039 /* NOT REACHED */ 1040 1041 case KDGKBMODE: /* get keyboard mode */ 1042 *(int *)data = scp->kbd_mode; 1043 return 0; 1044 1045 case KDGKBINFO: 1046 error = kbd_ioctl(sc->kbd, cmd, data); 1047 if (error == ENOIOCTL) 1048 error = ENODEV; 1049 return error; 1050 1051 case KDMKTONE: /* sound the bell */ 1052 if (*(int*)data) 1053 sc_bell(scp, (*(int*)data)&0xffff, 1054 (((*(int*)data)>>16)&0xffff)*hz/1000); 1055 else 1056 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1057 return 0; 1058 1059 case KIOCSOUND: /* make tone (*data) hz */ 1060 if (scp == sc->cur_scp) { 1061 if (*(int *)data) 1062 return sc_tone(*(int *)data); 1063 else 1064 return sc_tone(0); 1065 } 1066 return 0; 1067 1068 case KDGKBTYPE: /* get keyboard type */ 1069 error = kbd_ioctl(sc->kbd, cmd, data); 1070 if (error == ENOIOCTL) { 1071 /* always return something? XXX */ 1072 *(int *)data = 0; 1073 } 1074 return 0; 1075 1076 case KDSETLED: /* set keyboard LED status */ 1077 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1078 return EINVAL; 1079 scp->status &= ~LED_MASK; 1080 scp->status |= *(int *)data; 1081 if (scp == sc->cur_scp) 1082 update_kbd_leds(scp, scp->status); 1083 return 0; 1084 1085 case KDGETLED: /* get keyboard LED status */ 1086 if (scp == sc->cur_scp) 1087 save_kbd_state(scp); 1088 *(int *)data = scp->status & LED_MASK; 1089 return 0; 1090 1091 case CONS_SETKBD: /* set the new keyboard */ 1092 { 1093 keyboard_t *newkbd; 1094 1095 s = spltty(); 1096 newkbd = kbd_get_keyboard(*(int *)data); 1097 if (newkbd == NULL) { 1098 splx(s); 1099 return EINVAL; 1100 } 1101 error = 0; 1102 if (sc->kbd != newkbd) { 1103 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1104 (void *)&sc->keyboard, sckbdevent, sc); 1105 /* i == newkbd->kb_index */ 1106 if (i >= 0) { 1107 if (sc->kbd != NULL) { 1108 save_kbd_state(sc->cur_scp); 1109 kbd_release(sc->kbd, (void *)&sc->keyboard); 1110 } 1111 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1112 sc->keyboard = i; 1113 kbd_ioctl(sc->kbd, KDSKBMODE, 1114 (caddr_t)&sc->cur_scp->kbd_mode); 1115 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1116 LOCK_MASK); 1117 } else { 1118 error = EPERM; /* XXX */ 1119 } 1120 } 1121 splx(s); 1122 return error; 1123 } 1124 1125 case CONS_RELKBD: /* release the current keyboard */ 1126 s = spltty(); 1127 error = 0; 1128 if (sc->kbd != NULL) { 1129 save_kbd_state(sc->cur_scp); 1130 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1131 if (error == 0) { 1132 sc->kbd = NULL; 1133 sc->keyboard = -1; 1134 } 1135 } 1136 splx(s); 1137 return error; 1138 1139 case CONS_GETTERM: /* get the current terminal emulator info */ 1140 { 1141 sc_term_sw_t *sw; 1142 1143 if (((term_info_t *)data)->ti_index == 0) { 1144 sw = scp->tsw; 1145 } else { 1146 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1147 } 1148 if (sw != NULL) { 1149 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1150 sizeof(((term_info_t *)data)->ti_name)); 1151 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1152 sizeof(((term_info_t *)data)->ti_desc)); 1153 ((term_info_t *)data)->ti_flags = 0; 1154 return 0; 1155 } else { 1156 ((term_info_t *)data)->ti_name[0] = '\0'; 1157 ((term_info_t *)data)->ti_desc[0] = '\0'; 1158 ((term_info_t *)data)->ti_flags = 0; 1159 return EINVAL; 1160 } 1161 } 1162 1163 case CONS_SETTERM: /* set the current terminal emulator */ 1164 s = spltty(); 1165 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1166 /* FIXME: what if scp == sc_console! XXX */ 1167 splx(s); 1168 return error; 1169 1170 case GIO_SCRNMAP: /* get output translation table */ 1171 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1172 return 0; 1173 1174 case PIO_SCRNMAP: /* set output translation table */ 1175 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1176 for (i=0; i<sizeof(sc->scr_map); i++) { 1177 sc->scr_rmap[sc->scr_map[i]] = i; 1178 } 1179 return 0; 1180 1181 case GIO_KEYMAP: /* get keyboard translation table */ 1182 case PIO_KEYMAP: /* set keyboard translation table */ 1183 case GIO_DEADKEYMAP: /* get accent key translation table */ 1184 case PIO_DEADKEYMAP: /* set accent key translation table */ 1185 case GETFKEY: /* get function key string */ 1186 case SETFKEY: /* set function key string */ 1187 error = kbd_ioctl(sc->kbd, cmd, data); 1188 if (error == ENOIOCTL) 1189 error = ENODEV; 1190 return error; 1191 1192 #ifndef SC_NO_FONT_LOADING 1193 1194 case PIO_FONT8x8: /* set 8x8 dot font */ 1195 if (!ISFONTAVAIL(sc->adp->va_flags)) 1196 return ENXIO; 1197 bcopy(data, sc->font_8, 8*256); 1198 sc->fonts_loaded |= FONT_8; 1199 /* 1200 * FONT KLUDGE 1201 * Always use the font page #0. XXX 1202 * Don't load if the current font size is not 8x8. 1203 */ 1204 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1205 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1206 return 0; 1207 1208 case GIO_FONT8x8: /* get 8x8 dot font */ 1209 if (!ISFONTAVAIL(sc->adp->va_flags)) 1210 return ENXIO; 1211 if (sc->fonts_loaded & FONT_8) { 1212 bcopy(sc->font_8, data, 8*256); 1213 return 0; 1214 } 1215 else 1216 return ENXIO; 1217 1218 case PIO_FONT8x14: /* set 8x14 dot font */ 1219 if (!ISFONTAVAIL(sc->adp->va_flags)) 1220 return ENXIO; 1221 bcopy(data, sc->font_14, 14*256); 1222 sc->fonts_loaded |= FONT_14; 1223 /* 1224 * FONT KLUDGE 1225 * Always use the font page #0. XXX 1226 * Don't load if the current font size is not 8x14. 1227 */ 1228 if (ISTEXTSC(sc->cur_scp) 1229 && (sc->cur_scp->font_size >= 14) 1230 && (sc->cur_scp->font_size < 16)) 1231 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1232 return 0; 1233 1234 case GIO_FONT8x14: /* get 8x14 dot font */ 1235 if (!ISFONTAVAIL(sc->adp->va_flags)) 1236 return ENXIO; 1237 if (sc->fonts_loaded & FONT_14) { 1238 bcopy(sc->font_14, data, 14*256); 1239 return 0; 1240 } 1241 else 1242 return ENXIO; 1243 1244 case PIO_FONT8x16: /* set 8x16 dot font */ 1245 if (!ISFONTAVAIL(sc->adp->va_flags)) 1246 return ENXIO; 1247 bcopy(data, sc->font_16, 16*256); 1248 sc->fonts_loaded |= FONT_16; 1249 /* 1250 * FONT KLUDGE 1251 * Always use the font page #0. XXX 1252 * Don't load if the current font size is not 8x16. 1253 */ 1254 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1255 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1256 return 0; 1257 1258 case GIO_FONT8x16: /* get 8x16 dot font */ 1259 if (!ISFONTAVAIL(sc->adp->va_flags)) 1260 return ENXIO; 1261 if (sc->fonts_loaded & FONT_16) { 1262 bcopy(sc->font_16, data, 16*256); 1263 return 0; 1264 } 1265 else 1266 return ENXIO; 1267 1268 #endif /* SC_NO_FONT_LOADING */ 1269 1270 default: 1271 break; 1272 } 1273 1274 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, td); 1275 if (error != ENOIOCTL) 1276 return(error); 1277 error = ttioctl(tp, cmd, data, flag); 1278 if (error != ENOIOCTL) 1279 return(error); 1280 return(ENOTTY); 1281 } 1282 1283 static void 1284 scstart(struct tty *tp) 1285 { 1286 struct clist *rbp; 1287 int s, len; 1288 u_char buf[PCBURST]; 1289 scr_stat *scp = SC_STAT(tp->t_dev); 1290 1291 if (scp->status & SLKED || scp->sc->blink_in_progress) 1292 return; 1293 s = spltty(); 1294 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1295 tp->t_state |= TS_BUSY; 1296 rbp = &tp->t_outq; 1297 while (rbp->c_cc) { 1298 len = q_to_b(rbp, buf, PCBURST); 1299 splx(s); 1300 sc_puts(scp, buf, len); 1301 s = spltty(); 1302 } 1303 tp->t_state &= ~TS_BUSY; 1304 ttwwakeup(tp); 1305 } 1306 splx(s); 1307 } 1308 1309 static void 1310 sccnprobe(struct consdev *cp) 1311 { 1312 #if __i386__ || __ia64__ 1313 int unit; 1314 int flags; 1315 1316 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1317 1318 /* a video card is always required */ 1319 if (!scvidprobe(unit, flags, TRUE)) 1320 cp->cn_pri = CN_DEAD; 1321 1322 /* syscons will become console even when there is no keyboard */ 1323 sckbdprobe(unit, flags, TRUE); 1324 1325 if (cp->cn_pri == CN_DEAD) 1326 return; 1327 1328 /* initialize required fields */ 1329 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLECTL); 1330 #endif /* __i386__ || __ia64__ */ 1331 1332 #if __alpha__ 1333 /* 1334 * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() 1335 * interface to install the console. Always return CN_DEAD from 1336 * here. 1337 */ 1338 cp->cn_pri = CN_DEAD; 1339 #endif /* __alpha__ */ 1340 } 1341 1342 static void 1343 sccninit(struct consdev *cp) 1344 { 1345 #if __i386__ || __ia64__ 1346 int unit; 1347 int flags; 1348 1349 sc_get_cons_priority(&unit, &flags); 1350 scinit(unit, flags | SC_KERNEL_CONSOLE); 1351 sc_console_unit = unit; 1352 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1353 #endif /* __i386__ */ 1354 1355 #if __alpha__ 1356 /* SHOULDN'T REACH HERE */ 1357 #endif /* __alpha__ */ 1358 } 1359 1360 static void 1361 sccnterm(struct consdev *cp) 1362 { 1363 /* we are not the kernel console any more, release everything */ 1364 1365 if (sc_console_unit < 0) 1366 return; /* shouldn't happen */ 1367 1368 #if __i386__ || __ia64__ 1369 #if 0 /* XXX */ 1370 sc_clear_screen(sc_console); 1371 sccnupdate(sc_console); 1372 #endif 1373 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1374 sc_console_unit = -1; 1375 sc_console = NULL; 1376 #endif /* __i386__ */ 1377 1378 #if __alpha__ 1379 /* do nothing XXX */ 1380 #endif /* __alpha__ */ 1381 } 1382 1383 #ifdef __alpha__ 1384 1385 void 1386 sccnattach(void) 1387 { 1388 static struct consdev consdev; 1389 int unit; 1390 int flags; 1391 1392 bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); 1393 consdev.cn_pri = sc_get_cons_priority(&unit, &flags); 1394 1395 /* a video card is always required */ 1396 if (!scvidprobe(unit, flags, TRUE)) 1397 consdev.cn_pri = CN_DEAD; 1398 1399 /* alpha doesn't allow the console being without a keyboard... Why? */ 1400 if (!sckbdprobe(unit, flags, TRUE)) 1401 consdev.cn_pri = CN_DEAD; 1402 1403 if (consdev.cn_pri == CN_DEAD) 1404 return; 1405 1406 scinit(unit, flags | SC_KERNEL_CONSOLE); 1407 sc_console_unit = unit; 1408 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1409 consdev.cn_dev = makedev(CDEV_MAJOR, 0); 1410 cn_tab = &consdev; 1411 } 1412 1413 #endif /* __alpha__ */ 1414 1415 static void 1416 sccnputc(dev_t dev, int c) 1417 { 1418 u_char buf[1]; 1419 scr_stat *scp = sc_console; 1420 void *save; 1421 #ifndef SC_NO_HISTORY 1422 struct tty *tp; 1423 #endif /* !SC_NO_HISTORY */ 1424 int s; 1425 1426 /* assert(sc_console != NULL) */ 1427 1428 #ifndef SC_NO_HISTORY 1429 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1430 scp->status &= ~SLKED; 1431 update_kbd_state(scp, scp->status, SLKED); 1432 if (scp->status & BUFFER_SAVED) { 1433 if (!sc_hist_restore(scp)) 1434 sc_remove_cutmarking(scp); 1435 scp->status &= ~BUFFER_SAVED; 1436 scp->status |= CURSOR_ENABLED; 1437 sc_draw_cursor_image(scp); 1438 } 1439 tp = VIRTUAL_TTY(scp->sc, scp->index); 1440 if (ISTTYOPEN(tp)) 1441 scstart(tp); 1442 } 1443 #endif /* !SC_NO_HISTORY */ 1444 1445 save = scp->ts; 1446 if (kernel_console_ts != NULL) 1447 scp->ts = kernel_console_ts; 1448 buf[0] = c; 1449 sc_puts(scp, buf, 1); 1450 scp->ts = save; 1451 1452 s = spltty(); /* block sckbdevent and scrn_timer */ 1453 sccnupdate(scp); 1454 splx(s); 1455 } 1456 1457 static int 1458 sccngetc(dev_t dev) 1459 { 1460 return sccngetch(0); 1461 } 1462 1463 static int 1464 sccncheckc(dev_t dev) 1465 { 1466 return sccngetch(SCGETC_NONBLOCK); 1467 } 1468 1469 static void 1470 sccndbctl(dev_t dev, int on) 1471 { 1472 /* assert(sc_console_unit >= 0) */ 1473 /* try to switch to the kernel console screen */ 1474 if (on && debugger == 0) { 1475 /* 1476 * TRY to make sure the screen saver is stopped, 1477 * and the screen is updated before switching to 1478 * the vty0. 1479 */ 1480 scrn_timer(NULL); 1481 if (!cold 1482 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1483 && sc_console->smode.mode == VT_AUTO) { 1484 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1485 ++debugger; /* XXX */ 1486 sc_switch_scr(sc_console->sc, sc_console->index); 1487 --debugger; /* XXX */ 1488 } 1489 } 1490 if (on) 1491 ++debugger; 1492 else 1493 --debugger; 1494 } 1495 1496 static int 1497 sccngetch(int flags) 1498 { 1499 static struct fkeytab fkey; 1500 static int fkeycp; 1501 scr_stat *scp; 1502 u_char *p; 1503 int cur_mode; 1504 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1505 int c; 1506 1507 /* assert(sc_console != NULL) */ 1508 1509 /* 1510 * Stop the screen saver and update the screen if necessary. 1511 * What if we have been running in the screen saver code... XXX 1512 */ 1513 sc_touch_scrn_saver(); 1514 scp = sc_console->sc->cur_scp; /* XXX */ 1515 sccnupdate(scp); 1516 1517 if (fkeycp < fkey.len) { 1518 splx(s); 1519 return fkey.str[fkeycp++]; 1520 } 1521 1522 if (scp->sc->kbd == NULL) { 1523 splx(s); 1524 return -1; 1525 } 1526 1527 /* 1528 * Make sure the keyboard is accessible even when the kbd device 1529 * driver is disabled. 1530 */ 1531 kbd_enable(scp->sc->kbd); 1532 1533 /* we shall always use the keyboard in the XLATE mode here */ 1534 cur_mode = scp->kbd_mode; 1535 scp->kbd_mode = K_XLATE; 1536 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1537 1538 kbd_poll(scp->sc->kbd, TRUE); 1539 c = scgetc(scp->sc, SCGETC_CN | flags); 1540 kbd_poll(scp->sc->kbd, FALSE); 1541 1542 scp->kbd_mode = cur_mode; 1543 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1544 kbd_disable(scp->sc->kbd); 1545 splx(s); 1546 1547 switch (KEYFLAGS(c)) { 1548 case 0: /* normal char */ 1549 return KEYCHAR(c); 1550 case FKEY: /* function key */ 1551 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1552 fkey.len = fkeycp; 1553 if ((p != NULL) && (fkey.len > 0)) { 1554 bcopy(p, fkey.str, fkey.len); 1555 fkeycp = 1; 1556 return fkey.str[0]; 1557 } 1558 return c; /* XXX */ 1559 case NOKEY: 1560 case ERRKEY: 1561 default: 1562 return -1; 1563 } 1564 /* NOT REACHED */ 1565 } 1566 1567 static void 1568 sccnupdate(scr_stat *scp) 1569 { 1570 /* this is a cut-down version of scrn_timer()... */ 1571 1572 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1573 return; 1574 1575 if (debugger > 0 || panicstr || shutdown_in_progress) { 1576 sc_touch_scrn_saver(); 1577 } else if (scp != scp->sc->cur_scp) { 1578 return; 1579 } 1580 1581 if (!run_scrn_saver) 1582 scp->sc->flags &= ~SC_SCRN_IDLE; 1583 #ifdef DEV_SPLASH 1584 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1585 if (scp->sc->flags & SC_SCRN_BLANKED) 1586 stop_scrn_saver(scp->sc, current_saver); 1587 #endif 1588 1589 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1590 || scp->sc->switch_in_progress) 1591 return; 1592 /* 1593 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1594 * when write_in_progress is non-zero. XXX 1595 */ 1596 1597 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1598 scrn_update(scp, TRUE); 1599 } 1600 1601 static void 1602 scrn_timer(void *arg) 1603 { 1604 static int kbd_interval = 0; 1605 struct timeval tv; 1606 sc_softc_t *sc; 1607 scr_stat *scp; 1608 int again; 1609 int s; 1610 1611 again = (arg != NULL); 1612 if (arg != NULL) 1613 sc = (sc_softc_t *)arg; 1614 else if (sc_console != NULL) 1615 sc = sc_console->sc; 1616 else 1617 return; 1618 1619 /* don't do anything when we are performing some I/O operations */ 1620 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1621 if (again) 1622 timeout(scrn_timer, sc, hz / 10); 1623 return; 1624 } 1625 s = spltty(); 1626 1627 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1628 /* try to allocate a keyboard automatically */ 1629 if (++kbd_interval >= 25) { 1630 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1631 sckbdevent, sc); 1632 if (sc->keyboard >= 0) { 1633 sc->kbd = kbd_get_keyboard(sc->keyboard); 1634 kbd_ioctl(sc->kbd, KDSKBMODE, 1635 (caddr_t)&sc->cur_scp->kbd_mode); 1636 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1637 LOCK_MASK); 1638 } 1639 kbd_interval = 0; 1640 } 1641 } 1642 1643 /* find the vty to update */ 1644 scp = sc->cur_scp; 1645 1646 /* should we stop the screen saver? */ 1647 getmicrouptime(&tv); 1648 if (debugger > 0 || panicstr || shutdown_in_progress) 1649 sc_touch_scrn_saver(); 1650 if (run_scrn_saver) { 1651 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1652 sc->flags |= SC_SCRN_IDLE; 1653 else 1654 sc->flags &= ~SC_SCRN_IDLE; 1655 } else { 1656 sc->scrn_time_stamp = tv.tv_sec; 1657 sc->flags &= ~SC_SCRN_IDLE; 1658 if (scrn_blank_time > 0) 1659 run_scrn_saver = TRUE; 1660 } 1661 #ifdef DEV_SPLASH 1662 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1663 if (sc->flags & SC_SCRN_BLANKED) 1664 stop_scrn_saver(sc, current_saver); 1665 #endif 1666 1667 /* should we just return ? */ 1668 if (sc->blink_in_progress || sc->switch_in_progress 1669 || sc->write_in_progress) { 1670 if (again) 1671 timeout(scrn_timer, sc, hz / 10); 1672 splx(s); 1673 return; 1674 } 1675 1676 /* Update the screen */ 1677 scp = sc->cur_scp; /* cur_scp may have changed... */ 1678 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1679 scrn_update(scp, TRUE); 1680 1681 #ifdef DEV_SPLASH 1682 /* should we activate the screen saver? */ 1683 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1684 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1685 (*current_saver)(sc, TRUE); 1686 #endif 1687 1688 if (again) 1689 timeout(scrn_timer, sc, hz / 25); 1690 splx(s); 1691 } 1692 1693 static int 1694 and_region(int *s1, int *e1, int s2, int e2) 1695 { 1696 if (*e1 < s2 || e2 < *s1) 1697 return FALSE; 1698 *s1 = imax(*s1, s2); 1699 *e1 = imin(*e1, e2); 1700 return TRUE; 1701 } 1702 1703 static void 1704 scrn_update(scr_stat *scp, int show_cursor) 1705 { 1706 int start; 1707 int end; 1708 int s; 1709 int e; 1710 1711 /* assert(scp == scp->sc->cur_scp) */ 1712 1713 ++scp->sc->videoio_in_progress; 1714 1715 #ifndef SC_NO_CUTPASTE 1716 /* remove the previous mouse pointer image if necessary */ 1717 if (scp->status & MOUSE_VISIBLE) { 1718 s = scp->mouse_pos; 1719 e = scp->mouse_pos + scp->xsize + 1; 1720 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1721 || and_region(&s, &e, scp->start, scp->end) 1722 || ((scp->status & CURSOR_ENABLED) && 1723 (scp->cursor_pos != scp->cursor_oldpos) && 1724 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1725 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1726 sc_remove_mouse_image(scp); 1727 if (scp->end >= scp->xsize*scp->ysize) 1728 scp->end = scp->xsize*scp->ysize - 1; 1729 } 1730 } 1731 #endif /* !SC_NO_CUTPASTE */ 1732 1733 #if 1 1734 /* debug: XXX */ 1735 if (scp->end >= scp->xsize*scp->ysize) { 1736 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1737 scp->end = scp->xsize*scp->ysize - 1; 1738 } 1739 if (scp->start < 0) { 1740 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1741 scp->start = 0; 1742 } 1743 #endif 1744 1745 /* update screen image */ 1746 if (scp->start <= scp->end) { 1747 if (scp->mouse_cut_end >= 0) { 1748 /* there is a marked region for cut & paste */ 1749 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1750 start = scp->mouse_cut_start; 1751 end = scp->mouse_cut_end; 1752 } else { 1753 start = scp->mouse_cut_end; 1754 end = scp->mouse_cut_start - 1; 1755 } 1756 s = start; 1757 e = end; 1758 /* does the cut-mark region overlap with the update region? */ 1759 if (and_region(&s, &e, scp->start, scp->end)) { 1760 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1761 s = 0; 1762 e = start - 1; 1763 if (and_region(&s, &e, scp->start, scp->end)) 1764 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1765 s = end + 1; 1766 e = scp->xsize*scp->ysize - 1; 1767 if (and_region(&s, &e, scp->start, scp->end)) 1768 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1769 } else { 1770 (*scp->rndr->draw)(scp, scp->start, 1771 scp->end - scp->start + 1, FALSE); 1772 } 1773 } else { 1774 (*scp->rndr->draw)(scp, scp->start, 1775 scp->end - scp->start + 1, FALSE); 1776 } 1777 } 1778 1779 /* we are not to show the cursor and the mouse pointer... */ 1780 if (!show_cursor) { 1781 scp->end = 0; 1782 scp->start = scp->xsize*scp->ysize - 1; 1783 --scp->sc->videoio_in_progress; 1784 return; 1785 } 1786 1787 /* update cursor image */ 1788 if (scp->status & CURSOR_ENABLED) { 1789 s = scp->start; 1790 e = scp->end; 1791 /* did cursor move since last time ? */ 1792 if (scp->cursor_pos != scp->cursor_oldpos) { 1793 /* do we need to remove old cursor image ? */ 1794 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1795 sc_remove_cursor_image(scp); 1796 sc_draw_cursor_image(scp); 1797 } else { 1798 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1799 /* cursor didn't move, but has been overwritten */ 1800 sc_draw_cursor_image(scp); 1801 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1802 /* if it's a blinking cursor, update it */ 1803 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1804 sc_inside_cutmark(scp, 1805 scp->cursor_pos)); 1806 } 1807 } 1808 1809 #ifndef SC_NO_CUTPASTE 1810 /* update "pseudo" mouse pointer image */ 1811 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1812 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1813 scp->status &= ~MOUSE_MOVED; 1814 sc_draw_mouse_image(scp); 1815 } 1816 } 1817 #endif /* SC_NO_CUTPASTE */ 1818 1819 scp->end = 0; 1820 scp->start = scp->xsize*scp->ysize - 1; 1821 1822 --scp->sc->videoio_in_progress; 1823 } 1824 1825 #ifdef DEV_SPLASH 1826 static int 1827 scsplash_callback(int event, void *arg) 1828 { 1829 sc_softc_t *sc; 1830 int error; 1831 1832 sc = (sc_softc_t *)arg; 1833 1834 switch (event) { 1835 case SPLASH_INIT: 1836 if (add_scrn_saver(scsplash_saver) == 0) { 1837 sc->flags &= ~SC_SAVER_FAILED; 1838 run_scrn_saver = TRUE; 1839 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1840 scsplash_stick(TRUE); 1841 (*current_saver)(sc, TRUE); 1842 } 1843 } 1844 return 0; 1845 1846 case SPLASH_TERM: 1847 if (current_saver == scsplash_saver) { 1848 scsplash_stick(FALSE); 1849 error = remove_scrn_saver(scsplash_saver); 1850 if (error) 1851 return error; 1852 } 1853 return 0; 1854 1855 default: 1856 return EINVAL; 1857 } 1858 } 1859 1860 static void 1861 scsplash_saver(sc_softc_t *sc, int show) 1862 { 1863 static int busy = FALSE; 1864 scr_stat *scp; 1865 1866 if (busy) 1867 return; 1868 busy = TRUE; 1869 1870 scp = sc->cur_scp; 1871 if (show) { 1872 if (!(sc->flags & SC_SAVER_FAILED)) { 1873 if (!(sc->flags & SC_SCRN_BLANKED)) 1874 set_scrn_saver_mode(scp, -1, NULL, 0); 1875 switch (splash(sc->adp, TRUE)) { 1876 case 0: /* succeeded */ 1877 break; 1878 case EAGAIN: /* try later */ 1879 restore_scrn_saver_mode(scp, FALSE); 1880 sc_touch_scrn_saver(); /* XXX */ 1881 break; 1882 default: 1883 sc->flags |= SC_SAVER_FAILED; 1884 scsplash_stick(FALSE); 1885 restore_scrn_saver_mode(scp, TRUE); 1886 printf("scsplash_saver(): failed to put up the image\n"); 1887 break; 1888 } 1889 } 1890 } else if (!sticky_splash) { 1891 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1892 restore_scrn_saver_mode(scp, TRUE); 1893 } 1894 busy = FALSE; 1895 } 1896 1897 static int 1898 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1899 { 1900 #if 0 1901 int error; 1902 1903 if (current_saver != none_saver) { 1904 error = remove_scrn_saver(current_saver); 1905 if (error) 1906 return error; 1907 } 1908 #endif 1909 if (current_saver != none_saver) 1910 return EBUSY; 1911 1912 run_scrn_saver = FALSE; 1913 saver_mode = CONS_LKM_SAVER; 1914 current_saver = this_saver; 1915 return 0; 1916 } 1917 1918 static int 1919 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1920 { 1921 if (current_saver != this_saver) 1922 return EINVAL; 1923 1924 #if 0 1925 /* 1926 * In order to prevent `current_saver' from being called by 1927 * the timeout routine `scrn_timer()' while we manipulate 1928 * the saver list, we shall set `current_saver' to `none_saver' 1929 * before stopping the current saver, rather than blocking by `splXX()'. 1930 */ 1931 current_saver = none_saver; 1932 if (scrn_blanked) 1933 stop_scrn_saver(this_saver); 1934 #endif 1935 1936 /* unblank all blanked screens */ 1937 wait_scrn_saver_stop(NULL); 1938 if (scrn_blanked) 1939 return EBUSY; 1940 1941 current_saver = none_saver; 1942 return 0; 1943 } 1944 1945 static int 1946 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 1947 { 1948 int s; 1949 1950 /* assert(scp == scp->sc->cur_scp) */ 1951 s = spltty(); 1952 if (!ISGRAPHSC(scp)) 1953 sc_remove_cursor_image(scp); 1954 scp->splash_save_mode = scp->mode; 1955 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 1956 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 1957 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 1958 scp->sc->flags |= SC_SCRN_BLANKED; 1959 ++scrn_blanked; 1960 splx(s); 1961 if (mode < 0) 1962 return 0; 1963 scp->mode = mode; 1964 if (set_mode(scp) == 0) { 1965 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 1966 scp->status |= GRAPHICS_MODE; 1967 #ifndef SC_NO_PALETTE_LOADING 1968 if (pal != NULL) 1969 load_palette(scp->sc->adp, pal); 1970 #endif 1971 sc_set_border(scp, border); 1972 return 0; 1973 } else { 1974 s = spltty(); 1975 scp->mode = scp->splash_save_mode; 1976 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 1977 scp->status |= scp->splash_save_status; 1978 splx(s); 1979 return 1; 1980 } 1981 } 1982 1983 static int 1984 restore_scrn_saver_mode(scr_stat *scp, int changemode) 1985 { 1986 int mode; 1987 int status; 1988 int s; 1989 1990 /* assert(scp == scp->sc->cur_scp) */ 1991 s = spltty(); 1992 mode = scp->mode; 1993 status = scp->status; 1994 scp->mode = scp->splash_save_mode; 1995 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 1996 scp->status |= scp->splash_save_status; 1997 scp->sc->flags &= ~SC_SCRN_BLANKED; 1998 if (!changemode) { 1999 if (!ISGRAPHSC(scp)) 2000 sc_draw_cursor_image(scp); 2001 --scrn_blanked; 2002 splx(s); 2003 return 0; 2004 } 2005 if (set_mode(scp) == 0) { 2006 #ifndef SC_NO_PALETTE_LOADING 2007 load_palette(scp->sc->adp, scp->sc->palette); 2008 #endif 2009 --scrn_blanked; 2010 splx(s); 2011 return 0; 2012 } else { 2013 scp->mode = mode; 2014 scp->status = status; 2015 splx(s); 2016 return 1; 2017 } 2018 } 2019 2020 static void 2021 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2022 { 2023 (*saver)(sc, FALSE); 2024 run_scrn_saver = FALSE; 2025 /* the screen saver may have chosen not to stop after all... */ 2026 if (sc->flags & SC_SCRN_BLANKED) 2027 return; 2028 2029 mark_all(sc->cur_scp); 2030 if (sc->delayed_next_scr) 2031 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2032 if (debugger == 0) 2033 wakeup((caddr_t)&scrn_blanked); 2034 } 2035 2036 static int 2037 wait_scrn_saver_stop(sc_softc_t *sc) 2038 { 2039 int error = 0; 2040 2041 while (scrn_blanked > 0) { 2042 run_scrn_saver = FALSE; 2043 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2044 error = 0; 2045 break; 2046 } 2047 error = tsleep((caddr_t)&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2048 if ((error != 0) && (error != ERESTART)) 2049 break; 2050 } 2051 run_scrn_saver = FALSE; 2052 return error; 2053 } 2054 #endif /* DEV_SPLASH */ 2055 2056 void 2057 sc_touch_scrn_saver(void) 2058 { 2059 scsplash_stick(FALSE); 2060 run_scrn_saver = FALSE; 2061 } 2062 2063 int 2064 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2065 { 2066 scr_stat *cur_scp; 2067 struct tty *tp; 2068 struct proc *p; 2069 int s; 2070 2071 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2072 2073 /* delay switch if the screen is blanked or being updated */ 2074 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2075 || sc->blink_in_progress || sc->videoio_in_progress) { 2076 sc->delayed_next_scr = next_scr + 1; 2077 sc_touch_scrn_saver(); 2078 DPRINTF(5, ("switch delayed\n")); 2079 return 0; 2080 } 2081 2082 s = spltty(); 2083 cur_scp = sc->cur_scp; 2084 2085 /* we are in the middle of the vty switching process... */ 2086 if (sc->switch_in_progress 2087 && (cur_scp->smode.mode == VT_PROCESS) 2088 && cur_scp->proc) { 2089 p = pfind(cur_scp->pid); 2090 if (cur_scp->proc != p) { 2091 if (p) 2092 PROC_UNLOCK(p); 2093 /* 2094 * The controlling process has died!!. Do some clean up. 2095 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2096 * are not reset here yet; they will be cleared later. 2097 */ 2098 DPRINTF(5, ("cur_scp controlling process %d died, ", 2099 cur_scp->pid)); 2100 if (cur_scp->status & SWITCH_WAIT_REL) { 2101 /* 2102 * Force the previous switch to finish, but return now 2103 * with error. 2104 */ 2105 DPRINTF(5, ("reset WAIT_REL, ")); 2106 finish_vt_rel(cur_scp, TRUE, &s); 2107 splx(s); 2108 DPRINTF(5, ("finishing previous switch\n")); 2109 return EINVAL; 2110 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2111 /* let's assume screen switch has been completed. */ 2112 DPRINTF(5, ("reset WAIT_ACQ, ")); 2113 finish_vt_acq(cur_scp); 2114 } else { 2115 /* 2116 * We are in between screen release and acquisition, and 2117 * reached here via scgetc() or scrn_timer() which has 2118 * interrupted exchange_scr(). Don't do anything stupid. 2119 */ 2120 DPRINTF(5, ("waiting nothing, ")); 2121 } 2122 } else { 2123 if (p) 2124 PROC_UNLOCK(p); 2125 /* 2126 * The controlling process is alive, but not responding... 2127 * It is either buggy or it may be just taking time. 2128 * The following code is a gross kludge to cope with this 2129 * problem for which there is no clean solution. XXX 2130 */ 2131 if (cur_scp->status & SWITCH_WAIT_REL) { 2132 switch (sc->switch_in_progress++) { 2133 case 1: 2134 break; 2135 case 2: 2136 DPRINTF(5, ("sending relsig again, ")); 2137 signal_vt_rel(cur_scp); 2138 break; 2139 case 3: 2140 break; 2141 case 4: 2142 default: 2143 /* 2144 * Act as if the controlling program returned 2145 * VT_FALSE. 2146 */ 2147 DPRINTF(5, ("force reset WAIT_REL, ")); 2148 finish_vt_rel(cur_scp, FALSE, &s); 2149 splx(s); 2150 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2151 return EINVAL; 2152 } 2153 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2154 switch (sc->switch_in_progress++) { 2155 case 1: 2156 break; 2157 case 2: 2158 DPRINTF(5, ("sending acqsig again, ")); 2159 signal_vt_acq(cur_scp); 2160 break; 2161 case 3: 2162 break; 2163 case 4: 2164 default: 2165 /* clear the flag and finish the previous switch */ 2166 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2167 finish_vt_acq(cur_scp); 2168 break; 2169 } 2170 } 2171 } 2172 } 2173 2174 /* 2175 * Return error if an invalid argument is given, or vty switch 2176 * is still in progress. 2177 */ 2178 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2179 || sc->switch_in_progress) { 2180 splx(s); 2181 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2182 DPRINTF(5, ("error 1\n")); 2183 return EINVAL; 2184 } 2185 2186 /* 2187 * Don't allow switching away from the graphics mode vty 2188 * if the switch mode is VT_AUTO, unless the next vty is the same 2189 * as the current or the current vty has been closed (but showing). 2190 */ 2191 tp = VIRTUAL_TTY(sc, cur_scp->index); 2192 if ((cur_scp->index != next_scr) 2193 && ISTTYOPEN(tp) 2194 && (cur_scp->smode.mode == VT_AUTO) 2195 && ISGRAPHSC(cur_scp)) { 2196 splx(s); 2197 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2198 DPRINTF(5, ("error, graphics mode\n")); 2199 return EINVAL; 2200 } 2201 2202 /* 2203 * Is the wanted vty open? Don't allow switching to a closed vty. 2204 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2205 * Note that we always allow the user to switch to the kernel 2206 * console even if it is closed. 2207 */ 2208 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2209 tp = VIRTUAL_TTY(sc, next_scr); 2210 if (!ISTTYOPEN(tp)) { 2211 splx(s); 2212 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2213 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2214 return EINVAL; 2215 } 2216 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2217 splx(s); 2218 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2219 return EINVAL; 2220 } 2221 } 2222 2223 /* this is the start of vty switching process... */ 2224 ++sc->switch_in_progress; 2225 sc->delayed_next_scr = 0; 2226 sc->old_scp = cur_scp; 2227 sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); 2228 if (sc->new_scp == sc->old_scp) { 2229 sc->switch_in_progress = 0; 2230 /* 2231 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2232 * sched_lock is in an in-between state, e.g., when we stop at 2233 * a breakpoint at fork_exit. It has always been wrong to call 2234 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2235 * is supposed to be locked by splhigh(), but the debugger may 2236 * be invoked at splhigh(). 2237 */ 2238 if (debugger == 0) 2239 wakeup((caddr_t)&sc->new_scp->smode); 2240 splx(s); 2241 DPRINTF(5, ("switch done (new == old)\n")); 2242 return 0; 2243 } 2244 2245 /* has controlling process died? */ 2246 vt_proc_alive(sc->old_scp); 2247 vt_proc_alive(sc->new_scp); 2248 2249 /* wait for the controlling process to release the screen, if necessary */ 2250 if (signal_vt_rel(sc->old_scp)) { 2251 splx(s); 2252 return 0; 2253 } 2254 2255 /* go set up the new vty screen */ 2256 splx(s); 2257 exchange_scr(sc); 2258 s = spltty(); 2259 2260 /* wake up processes waiting for this vty */ 2261 if (debugger == 0) 2262 wakeup((caddr_t)&sc->cur_scp->smode); 2263 2264 /* wait for the controlling process to acknowledge, if necessary */ 2265 if (signal_vt_acq(sc->cur_scp)) { 2266 splx(s); 2267 return 0; 2268 } 2269 2270 sc->switch_in_progress = 0; 2271 if (sc->unit == sc_console_unit) 2272 cons_unavail = FALSE; 2273 splx(s); 2274 DPRINTF(5, ("switch done\n")); 2275 2276 return 0; 2277 } 2278 2279 static int 2280 do_switch_scr(sc_softc_t *sc, int s) 2281 { 2282 vt_proc_alive(sc->new_scp); 2283 2284 splx(s); 2285 exchange_scr(sc); 2286 s = spltty(); 2287 /* sc->cur_scp == sc->new_scp */ 2288 wakeup((caddr_t)&sc->cur_scp->smode); 2289 2290 /* wait for the controlling process to acknowledge, if necessary */ 2291 if (!signal_vt_acq(sc->cur_scp)) { 2292 sc->switch_in_progress = 0; 2293 if (sc->unit == sc_console_unit) 2294 cons_unavail = FALSE; 2295 } 2296 2297 return s; 2298 } 2299 2300 static int 2301 vt_proc_alive(scr_stat *scp) 2302 { 2303 struct proc *p; 2304 2305 if (scp->proc) { 2306 if ((p = pfind(scp->pid)) != NULL) 2307 PROC_UNLOCK(p); 2308 if (scp->proc == p) 2309 return TRUE; 2310 scp->proc = NULL; 2311 scp->smode.mode = VT_AUTO; 2312 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2313 } 2314 return FALSE; 2315 } 2316 2317 static int 2318 signal_vt_rel(scr_stat *scp) 2319 { 2320 if (scp->smode.mode != VT_PROCESS) 2321 return FALSE; 2322 scp->status |= SWITCH_WAIT_REL; 2323 PROC_LOCK(scp->proc); 2324 psignal(scp->proc, scp->smode.relsig); 2325 PROC_UNLOCK(scp->proc); 2326 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2327 return TRUE; 2328 } 2329 2330 static int 2331 signal_vt_acq(scr_stat *scp) 2332 { 2333 if (scp->smode.mode != VT_PROCESS) 2334 return FALSE; 2335 if (scp->sc->unit == sc_console_unit) 2336 cons_unavail = TRUE; 2337 scp->status |= SWITCH_WAIT_ACQ; 2338 PROC_LOCK(scp->proc); 2339 psignal(scp->proc, scp->smode.acqsig); 2340 PROC_UNLOCK(scp->proc); 2341 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2342 return TRUE; 2343 } 2344 2345 static int 2346 finish_vt_rel(scr_stat *scp, int release, int *s) 2347 { 2348 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2349 scp->status &= ~SWITCH_WAIT_REL; 2350 if (release) 2351 *s = do_switch_scr(scp->sc, *s); 2352 else 2353 scp->sc->switch_in_progress = 0; 2354 return 0; 2355 } 2356 return EINVAL; 2357 } 2358 2359 static int 2360 finish_vt_acq(scr_stat *scp) 2361 { 2362 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2363 scp->status &= ~SWITCH_WAIT_ACQ; 2364 scp->sc->switch_in_progress = 0; 2365 return 0; 2366 } 2367 return EINVAL; 2368 } 2369 2370 static void 2371 exchange_scr(sc_softc_t *sc) 2372 { 2373 scr_stat *scp; 2374 2375 /* save the current state of video and keyboard */ 2376 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2377 if (!ISGRAPHSC(sc->old_scp)) 2378 sc_remove_cursor_image(sc->old_scp); 2379 if (sc->old_scp->kbd_mode == K_XLATE) 2380 save_kbd_state(sc->old_scp); 2381 2382 /* set up the video for the new screen */ 2383 scp = sc->cur_scp = sc->new_scp; 2384 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2385 set_mode(scp); 2386 else 2387 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2388 (void *)sc->adp->va_window, FALSE); 2389 scp->status |= MOUSE_HIDDEN; 2390 sc_move_cursor(scp, scp->xpos, scp->ypos); 2391 if (!ISGRAPHSC(scp)) 2392 sc_set_cursor_image(scp); 2393 #ifndef SC_NO_PALETTE_LOADING 2394 if (ISGRAPHSC(sc->old_scp)) 2395 load_palette(sc->adp, sc->palette); 2396 #endif 2397 sc_set_border(scp, scp->border); 2398 2399 /* set up the keyboard for the new screen */ 2400 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2401 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2402 update_kbd_state(scp, scp->status, LOCK_MASK); 2403 2404 mark_all(scp); 2405 } 2406 2407 void 2408 sc_puts(scr_stat *scp, u_char *buf, int len) 2409 { 2410 #ifdef DEV_SPLASH 2411 /* make screensaver happy */ 2412 if (!sticky_splash && scp == scp->sc->cur_scp) 2413 run_scrn_saver = FALSE; 2414 #endif 2415 2416 if (scp->tsw) 2417 (*scp->tsw->te_puts)(scp, buf, len); 2418 2419 if (scp->sc->delayed_next_scr) 2420 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2421 } 2422 2423 void 2424 sc_draw_cursor_image(scr_stat *scp) 2425 { 2426 /* assert(scp == scp->sc->cur_scp); */ 2427 ++scp->sc->videoio_in_progress; 2428 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2429 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2430 sc_inside_cutmark(scp, scp->cursor_pos)); 2431 scp->cursor_oldpos = scp->cursor_pos; 2432 --scp->sc->videoio_in_progress; 2433 } 2434 2435 void 2436 sc_remove_cursor_image(scr_stat *scp) 2437 { 2438 /* assert(scp == scp->sc->cur_scp); */ 2439 ++scp->sc->videoio_in_progress; 2440 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2441 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2442 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2443 --scp->sc->videoio_in_progress; 2444 } 2445 2446 static void 2447 update_cursor_image(scr_stat *scp) 2448 { 2449 /* assert(scp == scp->sc->cur_scp); */ 2450 sc_remove_cursor_image(scp); 2451 sc_set_cursor_image(scp); 2452 sc_draw_cursor_image(scp); 2453 } 2454 2455 void 2456 sc_set_cursor_image(scr_stat *scp) 2457 { 2458 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2459 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2460 /* hidden cursor is internally represented as zero-height underline */ 2461 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2462 scp->curs_attr.base = scp->curs_attr.height = 0; 2463 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2464 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2465 scp->font_size - 1); 2466 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2467 scp->font_size - scp->curs_attr.base); 2468 } else { /* block cursor */ 2469 scp->curs_attr.base = 0; 2470 scp->curs_attr.height = scp->font_size; 2471 } 2472 2473 /* assert(scp == scp->sc->cur_scp); */ 2474 ++scp->sc->videoio_in_progress; 2475 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2476 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2477 --scp->sc->videoio_in_progress; 2478 } 2479 2480 static void 2481 change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2482 { 2483 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2484 sc_remove_cursor_image(scp); 2485 2486 if (base >= 0) 2487 scp->curr_curs_attr.base = base; 2488 if (height >= 0) 2489 scp->curr_curs_attr.height = height; 2490 if (flags & CONS_RESET_CURSOR) 2491 scp->curr_curs_attr = scp->dflt_curs_attr; 2492 else 2493 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2494 2495 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2496 sc_set_cursor_image(scp); 2497 sc_draw_cursor_image(scp); 2498 } 2499 } 2500 2501 void 2502 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2503 { 2504 sc_softc_t *sc; 2505 dev_t dev; 2506 int s; 2507 int i; 2508 2509 s = spltty(); 2510 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2511 /* local (per vty) change */ 2512 change_cursor_shape(scp, flags, base, height); 2513 splx(s); 2514 return; 2515 } 2516 2517 /* global change */ 2518 sc = scp->sc; 2519 if (base >= 0) 2520 sc->curs_attr.base = base; 2521 if (height >= 0) 2522 sc->curs_attr.height = height; 2523 if (flags != -1) { 2524 if (flags & CONS_RESET_CURSOR) 2525 sc->curs_attr = sc->dflt_curs_attr; 2526 else 2527 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2528 } 2529 2530 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2531 if ((dev = SC_DEV(sc, i)) == NODEV) 2532 continue; 2533 if ((scp = SC_STAT(dev)) == NULL) 2534 continue; 2535 scp->dflt_curs_attr = sc->curs_attr; 2536 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2537 } 2538 splx(s); 2539 } 2540 2541 static void 2542 scinit(int unit, int flags) 2543 { 2544 /* 2545 * When syscons is being initialized as the kernel console, malloc() 2546 * is not yet functional, because various kernel structures has not been 2547 * fully initialized yet. Therefore, we need to declare the following 2548 * static buffers for the console. This is less than ideal, 2549 * but is necessry evil for the time being. XXX 2550 */ 2551 static scr_stat main_console; 2552 static dev_t main_devs[MAXCONS]; 2553 static struct tty main_tty; 2554 static u_short sc_buffer[ROW*COL]; /* XXX */ 2555 #ifndef SC_NO_FONT_LOADING 2556 static u_char font_8[256*8]; 2557 static u_char font_14[256*14]; 2558 static u_char font_16[256*16]; 2559 #endif 2560 2561 sc_softc_t *sc; 2562 scr_stat *scp; 2563 video_adapter_t *adp; 2564 int col; 2565 int row; 2566 int i; 2567 2568 /* one time initialization */ 2569 if (init_done == COLD) 2570 sc_get_bios_values(&bios_value); 2571 init_done = WARM; 2572 2573 /* 2574 * Allocate resources. Even if we are being called for the second 2575 * time, we must allocate them again, because they might have 2576 * disappeared... 2577 */ 2578 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2579 adp = NULL; 2580 if (sc->adapter >= 0) { 2581 vid_release(sc->adp, (void *)&sc->adapter); 2582 adp = sc->adp; 2583 sc->adp = NULL; 2584 } 2585 if (sc->keyboard >= 0) { 2586 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2587 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2588 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2589 if (sc->kbd != NULL) { 2590 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2591 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2592 } 2593 sc->kbd = NULL; 2594 } 2595 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2596 sc->adp = vid_get_adapter(sc->adapter); 2597 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2598 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2599 sckbdevent, sc); 2600 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2601 sc->kbd = kbd_get_keyboard(sc->keyboard); 2602 if (sc->kbd != NULL) { 2603 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2604 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2605 } 2606 2607 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2608 2609 sc->initial_mode = sc->adp->va_initial_mode; 2610 2611 #ifndef SC_NO_FONT_LOADING 2612 if (flags & SC_KERNEL_CONSOLE) { 2613 sc->font_8 = font_8; 2614 sc->font_14 = font_14; 2615 sc->font_16 = font_16; 2616 } else if (sc->font_8 == NULL) { 2617 /* assert(sc_malloc) */ 2618 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2619 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2620 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2621 } 2622 #endif 2623 2624 /* extract the hardware cursor location and hide the cursor for now */ 2625 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2626 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2627 2628 /* set up the first console */ 2629 sc->first_vty = unit*MAXCONS; 2630 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2631 if (flags & SC_KERNEL_CONSOLE) { 2632 sc->dev = main_devs; 2633 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2634 sc->dev[0]->si_tty = &main_tty; 2635 ttyregister(&main_tty); 2636 scp = &main_console; 2637 init_scp(sc, sc->first_vty, scp); 2638 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2639 (void *)sc_buffer, FALSE); 2640 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2641 sc_init_emulator(scp, "*"); 2642 (*scp->tsw->te_default_attr)(scp, 2643 kernel_default.std_color, 2644 kernel_default.rev_color); 2645 } else { 2646 /* assert(sc_malloc) */ 2647 sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2648 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2649 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2650 scp = alloc_scp(sc, sc->first_vty); 2651 } 2652 SC_STAT(sc->dev[0]) = scp; 2653 sc->cur_scp = scp; 2654 2655 /* copy screen to temporary buffer */ 2656 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2657 (void *)scp->sc->adp->va_window, FALSE); 2658 if (ISTEXTSC(scp)) 2659 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2660 2661 /* move cursors to the initial positions */ 2662 if (col >= scp->xsize) 2663 col = 0; 2664 if (row >= scp->ysize) 2665 row = scp->ysize - 1; 2666 scp->xpos = col; 2667 scp->ypos = row; 2668 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2669 2670 if (bios_value.cursor_end < scp->font_size) 2671 sc->dflt_curs_attr.base = scp->font_size - 2672 bios_value.cursor_end - 1; 2673 else 2674 sc->dflt_curs_attr.base = 0; 2675 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2676 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2677 sc->dflt_curs_attr.flags = 0; 2678 sc->curs_attr = sc->dflt_curs_attr; 2679 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2680 2681 #ifndef SC_NO_SYSMOUSE 2682 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2683 #endif 2684 if (!ISGRAPHSC(scp)) { 2685 sc_set_cursor_image(scp); 2686 sc_draw_cursor_image(scp); 2687 } 2688 2689 /* save font and palette */ 2690 #ifndef SC_NO_FONT_LOADING 2691 sc->fonts_loaded = 0; 2692 if (ISFONTAVAIL(sc->adp->va_flags)) { 2693 #ifdef SC_DFLT_FONT 2694 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2695 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2696 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2697 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2698 if (scp->font_size < 14) { 2699 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2700 } else if (scp->font_size >= 16) { 2701 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2702 } else { 2703 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2704 } 2705 #else /* !SC_DFLT_FONT */ 2706 if (scp->font_size < 14) { 2707 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2708 sc->fonts_loaded = FONT_8; 2709 } else if (scp->font_size >= 16) { 2710 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2711 sc->fonts_loaded = FONT_16; 2712 } else { 2713 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2714 sc->fonts_loaded = FONT_14; 2715 } 2716 #endif /* SC_DFLT_FONT */ 2717 /* FONT KLUDGE: always use the font page #0. XXX */ 2718 sc_show_font(scp, 0); 2719 } 2720 #endif /* !SC_NO_FONT_LOADING */ 2721 2722 #ifndef SC_NO_PALETTE_LOADING 2723 save_palette(sc->adp, sc->palette); 2724 #endif 2725 2726 #ifdef DEV_SPLASH 2727 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 2728 /* we are ready to put up the splash image! */ 2729 splash_init(sc->adp, scsplash_callback, sc); 2730 sc->flags |= SC_SPLASH_SCRN; 2731 } 2732 #endif 2733 } 2734 2735 /* the rest is not necessary, if we have done it once */ 2736 if (sc->flags & SC_INIT_DONE) 2737 return; 2738 2739 /* initialize mapscrn arrays to a one to one map */ 2740 for (i = 0; i < sizeof(sc->scr_map); i++) 2741 sc->scr_map[i] = sc->scr_rmap[i] = i; 2742 2743 sc->flags |= SC_INIT_DONE; 2744 } 2745 2746 #if __i386__ || __ia64__ 2747 static void 2748 scterm(int unit, int flags) 2749 { 2750 sc_softc_t *sc; 2751 scr_stat *scp; 2752 2753 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2754 if (sc == NULL) 2755 return; /* shouldn't happen */ 2756 2757 #ifdef DEV_SPLASH 2758 /* this console is no longer available for the splash screen */ 2759 if (sc->flags & SC_SPLASH_SCRN) { 2760 splash_term(sc->adp); 2761 sc->flags &= ~SC_SPLASH_SCRN; 2762 } 2763 #endif 2764 2765 #if 0 /* XXX */ 2766 /* move the hardware cursor to the upper-left corner */ 2767 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2768 #endif 2769 2770 /* release the keyboard and the video card */ 2771 if (sc->keyboard >= 0) 2772 kbd_release(sc->kbd, &sc->keyboard); 2773 if (sc->adapter >= 0) 2774 vid_release(sc->adp, &sc->adapter); 2775 2776 /* stop the terminal emulator, if any */ 2777 scp = SC_STAT(sc->dev[0]); 2778 if (scp->tsw) 2779 (*scp->tsw->te_term)(scp, &scp->ts); 2780 if (scp->ts != NULL) 2781 free(scp->ts, M_DEVBUF); 2782 2783 /* clear the structure */ 2784 if (!(flags & SC_KERNEL_CONSOLE)) { 2785 /* XXX: We need delete_dev() for this */ 2786 free(sc->dev, M_DEVBUF); 2787 #if 0 2788 /* XXX: We need a ttyunregister for this */ 2789 free(sc->tty, M_DEVBUF); 2790 #endif 2791 #ifndef SC_NO_FONT_LOADING 2792 free(sc->font_8, M_DEVBUF); 2793 free(sc->font_14, M_DEVBUF); 2794 free(sc->font_16, M_DEVBUF); 2795 #endif 2796 /* XXX vtb, history */ 2797 } 2798 bzero(sc, sizeof(*sc)); 2799 sc->keyboard = -1; 2800 sc->adapter = -1; 2801 } 2802 #endif 2803 2804 static void 2805 scshutdown(void *arg, int howto) 2806 { 2807 /* assert(sc_console != NULL) */ 2808 2809 sc_touch_scrn_saver(); 2810 if (!cold && sc_console 2811 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2812 && sc_console->smode.mode == VT_AUTO) 2813 sc_switch_scr(sc_console->sc, sc_console->index); 2814 shutdown_in_progress = TRUE; 2815 } 2816 2817 int 2818 sc_clean_up(scr_stat *scp) 2819 { 2820 #ifdef DEV_SPLASH 2821 int error; 2822 #endif 2823 2824 if (scp->sc->flags & SC_SCRN_BLANKED) { 2825 sc_touch_scrn_saver(); 2826 #ifdef DEV_SPLASH 2827 if ((error = wait_scrn_saver_stop(scp->sc))) 2828 return error; 2829 #endif 2830 } 2831 scp->status |= MOUSE_HIDDEN; 2832 sc_remove_mouse_image(scp); 2833 sc_remove_cutmarking(scp); 2834 return 0; 2835 } 2836 2837 void 2838 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2839 { 2840 sc_vtb_t new; 2841 sc_vtb_t old; 2842 2843 old = scp->vtb; 2844 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2845 if (!discard && (old.vtb_flags & VTB_VALID)) { 2846 /* retain the current cursor position and buffer contants */ 2847 scp->cursor_oldpos = scp->cursor_pos; 2848 /* 2849 * This works only if the old buffer has the same size as or larger 2850 * than the new one. XXX 2851 */ 2852 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2853 scp->vtb = new; 2854 } else { 2855 scp->vtb = new; 2856 sc_vtb_destroy(&old); 2857 } 2858 2859 #ifndef SC_NO_SYSMOUSE 2860 /* move the mouse cursor at the center of the screen */ 2861 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2862 #endif 2863 } 2864 2865 static scr_stat 2866 *alloc_scp(sc_softc_t *sc, int vty) 2867 { 2868 scr_stat *scp; 2869 2870 /* assert(sc_malloc) */ 2871 2872 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2873 init_scp(sc, vty, scp); 2874 2875 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2876 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2877 sc_init_emulator(scp, "*"); 2878 2879 #ifndef SC_NO_CUTPASTE 2880 sc_alloc_cut_buffer(scp, TRUE); 2881 #endif 2882 2883 #ifndef SC_NO_HISTORY 2884 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2885 #endif 2886 2887 return scp; 2888 } 2889 2890 static void 2891 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2892 { 2893 video_info_t info; 2894 2895 bzero(scp, sizeof(*scp)); 2896 2897 scp->index = vty; 2898 scp->sc = sc; 2899 scp->status = 0; 2900 scp->mode = sc->initial_mode; 2901 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2902 if (info.vi_flags & V_INFO_GRAPHICS) { 2903 scp->status |= GRAPHICS_MODE; 2904 scp->xpixel = info.vi_width; 2905 scp->ypixel = info.vi_height; 2906 scp->xsize = info.vi_width/8; 2907 scp->ysize = info.vi_height/info.vi_cheight; 2908 scp->font_size = 0; 2909 scp->font = NULL; 2910 } else { 2911 scp->xsize = info.vi_width; 2912 scp->ysize = info.vi_height; 2913 scp->xpixel = scp->xsize*8; 2914 scp->ypixel = scp->ysize*info.vi_cheight; 2915 if (info.vi_cheight < 14) { 2916 scp->font_size = 8; 2917 #ifndef SC_NO_FONT_LOADING 2918 scp->font = sc->font_8; 2919 #else 2920 scp->font = NULL; 2921 #endif 2922 } else if (info.vi_cheight >= 16) { 2923 scp->font_size = 16; 2924 #ifndef SC_NO_FONT_LOADING 2925 scp->font = sc->font_16; 2926 #else 2927 scp->font = NULL; 2928 #endif 2929 } else { 2930 scp->font_size = 14; 2931 #ifndef SC_NO_FONT_LOADING 2932 scp->font = sc->font_14; 2933 #else 2934 scp->font = NULL; 2935 #endif 2936 } 2937 } 2938 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 2939 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 2940 scp->xoff = scp->yoff = 0; 2941 scp->xpos = scp->ypos = 0; 2942 scp->start = scp->xsize * scp->ysize - 1; 2943 scp->end = 0; 2944 scp->tsw = NULL; 2945 scp->ts = NULL; 2946 scp->rndr = NULL; 2947 scp->border = BG_BLACK; 2948 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2949 scp->mouse_cut_start = scp->xsize*scp->ysize; 2950 scp->mouse_cut_end = -1; 2951 scp->mouse_signal = 0; 2952 scp->mouse_pid = 0; 2953 scp->mouse_proc = NULL; 2954 scp->kbd_mode = K_XLATE; 2955 scp->bell_pitch = bios_value.bell_pitch; 2956 scp->bell_duration = BELL_DURATION; 2957 scp->status |= (bios_value.shift_state & NLKED); 2958 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 2959 scp->pid = 0; 2960 scp->proc = NULL; 2961 scp->smode.mode = VT_AUTO; 2962 scp->history = NULL; 2963 scp->history_pos = 0; 2964 scp->history_size = 0; 2965 } 2966 2967 int 2968 sc_init_emulator(scr_stat *scp, char *name) 2969 { 2970 sc_term_sw_t *sw; 2971 sc_rndr_sw_t *rndr; 2972 void *p; 2973 int error; 2974 2975 if (name == NULL) /* if no name is given, use the current emulator */ 2976 sw = scp->tsw; 2977 else /* ...otherwise find the named emulator */ 2978 sw = sc_term_match(name); 2979 if (sw == NULL) 2980 return EINVAL; 2981 2982 rndr = NULL; 2983 if (strcmp(sw->te_renderer, "*") != 0) { 2984 rndr = sc_render_match(scp, sw->te_renderer, 2985 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2986 } 2987 if (rndr == NULL) { 2988 rndr = sc_render_match(scp, scp->sc->adp->va_name, 2989 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2990 if (rndr == NULL) 2991 return ENODEV; 2992 } 2993 2994 if (sw == scp->tsw) { 2995 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 2996 scp->rndr = rndr; 2997 sc_clear_screen(scp); 2998 /* assert(error == 0); */ 2999 return error; 3000 } 3001 3002 if (sc_malloc && (sw->te_size > 0)) 3003 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3004 else 3005 p = NULL; 3006 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3007 if (error) 3008 return error; 3009 3010 if (scp->tsw) 3011 (*scp->tsw->te_term)(scp, &scp->ts); 3012 if (scp->ts != NULL) 3013 free(scp->ts, M_DEVBUF); 3014 scp->tsw = sw; 3015 scp->ts = p; 3016 scp->rndr = rndr; 3017 3018 /* XXX */ 3019 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3020 sc_clear_screen(scp); 3021 3022 return 0; 3023 } 3024 3025 /* 3026 * scgetc(flags) - get character from keyboard. 3027 * If flags & SCGETC_CN, then avoid harmful side effects. 3028 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3029 * return NOKEY if there is nothing there. 3030 */ 3031 static u_int 3032 scgetc(sc_softc_t *sc, u_int flags) 3033 { 3034 scr_stat *scp; 3035 #ifndef SC_NO_HISTORY 3036 struct tty *tp; 3037 #endif 3038 u_int c; 3039 int this_scr; 3040 int f; 3041 int i; 3042 3043 if (sc->kbd == NULL) 3044 return NOKEY; 3045 3046 next_code: 3047 #if 1 3048 /* I don't like this, but... XXX */ 3049 if (flags & SCGETC_CN) 3050 sccnupdate(sc->cur_scp); 3051 #endif 3052 scp = sc->cur_scp; 3053 /* first see if there is something in the keyboard port */ 3054 for (;;) { 3055 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3056 if (c == ERRKEY) { 3057 if (!(flags & SCGETC_CN)) 3058 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3059 } else if (c == NOKEY) 3060 return c; 3061 else 3062 break; 3063 } 3064 3065 /* make screensaver happy */ 3066 if (!(c & RELKEY)) 3067 sc_touch_scrn_saver(); 3068 3069 if (!(flags & SCGETC_CN)) 3070 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3071 3072 if (scp->kbd_mode != K_XLATE) 3073 return KEYCHAR(c); 3074 3075 /* if scroll-lock pressed allow history browsing */ 3076 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3077 3078 scp->status &= ~CURSOR_ENABLED; 3079 sc_remove_cursor_image(scp); 3080 3081 #ifndef SC_NO_HISTORY 3082 if (!(scp->status & BUFFER_SAVED)) { 3083 scp->status |= BUFFER_SAVED; 3084 sc_hist_save(scp); 3085 } 3086 switch (c) { 3087 /* FIXME: key codes */ 3088 case SPCLKEY | FKEY | F(49): /* home key */ 3089 sc_remove_cutmarking(scp); 3090 sc_hist_home(scp); 3091 goto next_code; 3092 3093 case SPCLKEY | FKEY | F(57): /* end key */ 3094 sc_remove_cutmarking(scp); 3095 sc_hist_end(scp); 3096 goto next_code; 3097 3098 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3099 sc_remove_cutmarking(scp); 3100 if (sc_hist_up_line(scp)) 3101 if (!(flags & SCGETC_CN)) 3102 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3103 goto next_code; 3104 3105 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3106 sc_remove_cutmarking(scp); 3107 if (sc_hist_down_line(scp)) 3108 if (!(flags & SCGETC_CN)) 3109 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3110 goto next_code; 3111 3112 case SPCLKEY | FKEY | F(51): /* page up key */ 3113 sc_remove_cutmarking(scp); 3114 for (i=0; i<scp->ysize; i++) 3115 if (sc_hist_up_line(scp)) { 3116 if (!(flags & SCGETC_CN)) 3117 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3118 break; 3119 } 3120 goto next_code; 3121 3122 case SPCLKEY | FKEY | F(59): /* page down key */ 3123 sc_remove_cutmarking(scp); 3124 for (i=0; i<scp->ysize; i++) 3125 if (sc_hist_down_line(scp)) { 3126 if (!(flags & SCGETC_CN)) 3127 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3128 break; 3129 } 3130 goto next_code; 3131 } 3132 #endif /* SC_NO_HISTORY */ 3133 } 3134 3135 /* 3136 * Process and consume special keys here. Return a plain char code 3137 * or a char code with the META flag or a function key code. 3138 */ 3139 if (c & RELKEY) { 3140 /* key released */ 3141 /* goto next_code */ 3142 } else { 3143 /* key pressed */ 3144 if (c & SPCLKEY) { 3145 c &= ~SPCLKEY; 3146 switch (KEYCHAR(c)) { 3147 /* LOCKING KEYS */ 3148 case NLK: case CLK: case ALK: 3149 break; 3150 case SLK: 3151 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3152 if (f & SLKED) { 3153 scp->status |= SLKED; 3154 } else { 3155 if (scp->status & SLKED) { 3156 scp->status &= ~SLKED; 3157 #ifndef SC_NO_HISTORY 3158 if (scp->status & BUFFER_SAVED) { 3159 if (!sc_hist_restore(scp)) 3160 sc_remove_cutmarking(scp); 3161 scp->status &= ~BUFFER_SAVED; 3162 scp->status |= CURSOR_ENABLED; 3163 sc_draw_cursor_image(scp); 3164 } 3165 tp = VIRTUAL_TTY(sc, scp->index); 3166 if (ISTTYOPEN(tp)) 3167 scstart(tp); 3168 #endif 3169 } 3170 } 3171 break; 3172 3173 case PASTE: 3174 #ifndef SC_NO_CUTPASTE 3175 sc_mouse_paste(scp); 3176 #endif 3177 break; 3178 3179 /* NON-LOCKING KEYS */ 3180 case NOP: 3181 case LSH: case RSH: case LCTR: case RCTR: 3182 case LALT: case RALT: case ASH: case META: 3183 break; 3184 3185 case BTAB: 3186 if (!(sc->flags & SC_SCRN_BLANKED)) 3187 return c; 3188 break; 3189 3190 case SPSC: 3191 #ifdef DEV_SPLASH 3192 /* force activatation/deactivation of the screen saver */ 3193 if (!(sc->flags & SC_SCRN_BLANKED)) { 3194 run_scrn_saver = TRUE; 3195 sc->scrn_time_stamp -= scrn_blank_time; 3196 } 3197 if (cold) { 3198 /* 3199 * While devices are being probed, the screen saver need 3200 * to be invoked explictly. XXX 3201 */ 3202 if (sc->flags & SC_SCRN_BLANKED) { 3203 scsplash_stick(FALSE); 3204 stop_scrn_saver(sc, current_saver); 3205 } else { 3206 if (!ISGRAPHSC(scp)) { 3207 scsplash_stick(TRUE); 3208 (*current_saver)(sc, TRUE); 3209 } 3210 } 3211 } 3212 #endif /* DEV_SPLASH */ 3213 break; 3214 3215 case RBT: 3216 #ifndef SC_DISABLE_REBOOT 3217 shutdown_nice(0); 3218 #endif 3219 break; 3220 3221 case HALT: 3222 #ifndef SC_DISABLE_REBOOT 3223 shutdown_nice(RB_HALT); 3224 #endif 3225 break; 3226 3227 case PDWN: 3228 #ifndef SC_DISABLE_REBOOT 3229 shutdown_nice(RB_HALT|RB_POWEROFF); 3230 #endif 3231 break; 3232 3233 #ifdef DEV_APM 3234 case SUSP: 3235 apm_suspend(PMST_SUSPEND); 3236 break; 3237 case STBY: 3238 apm_suspend(PMST_STANDBY); 3239 break; 3240 #else 3241 case SUSP: 3242 case STBY: 3243 break; 3244 #endif 3245 3246 case DBG: 3247 #ifndef SC_DISABLE_DDBKEY 3248 #ifdef DDB 3249 Debugger("manual escape to debugger"); 3250 #else 3251 printf("No debugger in kernel\n"); 3252 #endif 3253 #else /* SC_DISABLE_DDBKEY */ 3254 /* do nothing */ 3255 #endif /* SC_DISABLE_DDBKEY */ 3256 break; 3257 3258 case PNC: 3259 if (enable_panic_key) 3260 panic("Forced by the panic key"); 3261 break; 3262 3263 case NEXT: 3264 this_scr = scp->index; 3265 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3266 sc->first_vty + i != this_scr; 3267 i = (i + 1)%sc->vtys) { 3268 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3269 if (ISTTYOPEN(tp)) { 3270 sc_switch_scr(scp->sc, sc->first_vty + i); 3271 break; 3272 } 3273 } 3274 break; 3275 3276 case PREV: 3277 this_scr = scp->index; 3278 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3279 sc->first_vty + i != this_scr; 3280 i = (i + sc->vtys - 1)%sc->vtys) { 3281 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3282 if (ISTTYOPEN(tp)) { 3283 sc_switch_scr(scp->sc, sc->first_vty + i); 3284 break; 3285 } 3286 } 3287 break; 3288 3289 default: 3290 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3291 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3292 break; 3293 } 3294 /* assert(c & FKEY) */ 3295 if (!(sc->flags & SC_SCRN_BLANKED)) 3296 return c; 3297 break; 3298 } 3299 /* goto next_code */ 3300 } else { 3301 /* regular keys (maybe MKEY is set) */ 3302 if (!(sc->flags & SC_SCRN_BLANKED)) 3303 return c; 3304 } 3305 } 3306 3307 goto next_code; 3308 } 3309 3310 int 3311 scmmap(dev_t dev, vm_offset_t offset, int nprot) 3312 { 3313 scr_stat *scp; 3314 3315 scp = SC_STAT(dev); 3316 if (scp != scp->sc->cur_scp) 3317 return -1; 3318 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, nprot); 3319 } 3320 3321 static int 3322 save_kbd_state(scr_stat *scp) 3323 { 3324 int state; 3325 int error; 3326 3327 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3328 if (error == ENOIOCTL) 3329 error = ENODEV; 3330 if (error == 0) { 3331 scp->status &= ~LOCK_MASK; 3332 scp->status |= state; 3333 } 3334 return error; 3335 } 3336 3337 static int 3338 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3339 { 3340 int state; 3341 int error; 3342 3343 if (mask != LOCK_MASK) { 3344 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3345 if (error == ENOIOCTL) 3346 error = ENODEV; 3347 if (error) 3348 return error; 3349 state &= ~mask; 3350 state |= new_bits & mask; 3351 } else { 3352 state = new_bits & LOCK_MASK; 3353 } 3354 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3355 if (error == ENOIOCTL) 3356 error = ENODEV; 3357 return error; 3358 } 3359 3360 static int 3361 update_kbd_leds(scr_stat *scp, int which) 3362 { 3363 int error; 3364 3365 which &= LOCK_MASK; 3366 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3367 if (error == ENOIOCTL) 3368 error = ENODEV; 3369 return error; 3370 } 3371 3372 int 3373 set_mode(scr_stat *scp) 3374 { 3375 video_info_t info; 3376 3377 /* reject unsupported mode */ 3378 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3379 return 1; 3380 3381 /* if this vty is not currently showing, do nothing */ 3382 if (scp != scp->sc->cur_scp) 3383 return 0; 3384 3385 /* setup video hardware for the given mode */ 3386 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3387 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3388 (void *)scp->sc->adp->va_window, FALSE); 3389 3390 #ifndef SC_NO_FONT_LOADING 3391 /* load appropriate font */ 3392 if (!(scp->status & GRAPHICS_MODE)) { 3393 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3394 if (scp->font_size < 14) { 3395 if (scp->sc->fonts_loaded & FONT_8) 3396 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3397 } else if (scp->font_size >= 16) { 3398 if (scp->sc->fonts_loaded & FONT_16) 3399 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3400 } else { 3401 if (scp->sc->fonts_loaded & FONT_14) 3402 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3403 } 3404 /* 3405 * FONT KLUDGE: 3406 * This is an interim kludge to display correct font. 3407 * Always use the font page #0 on the video plane 2. 3408 * Somehow we cannot show the font in other font pages on 3409 * some video cards... XXX 3410 */ 3411 sc_show_font(scp, 0); 3412 } 3413 mark_all(scp); 3414 } 3415 #endif /* !SC_NO_FONT_LOADING */ 3416 3417 sc_set_border(scp, scp->border); 3418 sc_set_cursor_image(scp); 3419 3420 return 0; 3421 } 3422 3423 void 3424 sc_set_border(scr_stat *scp, int color) 3425 { 3426 ++scp->sc->videoio_in_progress; 3427 (*scp->rndr->draw_border)(scp, color); 3428 --scp->sc->videoio_in_progress; 3429 } 3430 3431 #ifndef SC_NO_FONT_LOADING 3432 void 3433 sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3434 int base, int count) 3435 { 3436 sc_softc_t *sc; 3437 3438 sc = scp->sc; 3439 sc->font_loading_in_progress = TRUE; 3440 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3441 sc->font_loading_in_progress = FALSE; 3442 } 3443 3444 void 3445 sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3446 int base, int count) 3447 { 3448 sc_softc_t *sc; 3449 3450 sc = scp->sc; 3451 sc->font_loading_in_progress = TRUE; 3452 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3453 sc->font_loading_in_progress = FALSE; 3454 } 3455 3456 void 3457 sc_show_font(scr_stat *scp, int page) 3458 { 3459 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3460 } 3461 #endif /* !SC_NO_FONT_LOADING */ 3462 3463 void 3464 sc_paste(scr_stat *scp, u_char *p, int count) 3465 { 3466 struct tty *tp; 3467 u_char *rmap; 3468 3469 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3470 if (!ISTTYOPEN(tp)) 3471 return; 3472 rmap = scp->sc->scr_rmap; 3473 for (; count > 0; --count) 3474 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 3475 } 3476 3477 void 3478 sc_bell(scr_stat *scp, int pitch, int duration) 3479 { 3480 if (cold || shutdown_in_progress) 3481 return; 3482 3483 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3484 return; 3485 3486 if (scp->sc->flags & SC_VISUAL_BELL) { 3487 if (scp->sc->blink_in_progress) 3488 return; 3489 scp->sc->blink_in_progress = 3; 3490 if (scp != scp->sc->cur_scp) 3491 scp->sc->blink_in_progress += 2; 3492 blink_screen(scp->sc->cur_scp); 3493 } else { 3494 if (scp != scp->sc->cur_scp) 3495 pitch *= 2; 3496 sysbeep(pitch, duration); 3497 } 3498 } 3499 3500 static void 3501 blink_screen(void *arg) 3502 { 3503 scr_stat *scp = arg; 3504 struct tty *tp; 3505 3506 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3507 scp->sc->blink_in_progress = 0; 3508 mark_all(scp); 3509 tp = VIRTUAL_TTY(scp->sc, scp->index); 3510 if (ISTTYOPEN(tp)) 3511 scstart(tp); 3512 if (scp->sc->delayed_next_scr) 3513 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3514 } 3515 else { 3516 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3517 scp->sc->blink_in_progress & 1); 3518 scp->sc->blink_in_progress--; 3519 timeout(blink_screen, scp, hz / 10); 3520 } 3521 } 3522