1 /*- 2 * Copyright (c) 1992-1998 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31 #include "splash.h" 32 #include "opt_syscons.h" 33 #include "opt_ddb.h" 34 #ifdef __i386__ 35 #include "opt_apm.h" 36 #endif 37 38 #include <sys/param.h> 39 #include <sys/systm.h> 40 #include <sys/conf.h> 41 #include <sys/cons.h> 42 #include <sys/consio.h> 43 #include <sys/eventhandler.h> 44 #include <sys/fbio.h> 45 #include <sys/kbio.h> 46 #include <sys/kernel.h> 47 #include <sys/lock.h> 48 #include <sys/malloc.h> 49 #include <sys/mutex.h> 50 #include <sys/proc.h> 51 #include <sys/random.h> 52 #include <sys/reboot.h> 53 #include <sys/signalvar.h> 54 #include <sys/sysctl.h> 55 #include <sys/tty.h> 56 57 #include <machine/clock.h> 58 #include <machine/psl.h> 59 #include <machine/pc/display.h> 60 #ifdef __i386__ 61 #include <machine/apm_bios.h> 62 #include <machine/frame.h> 63 #endif 64 65 #include <dev/kbd/kbdreg.h> 66 #include <dev/fb/fbreg.h> 67 #include <dev/fb/splashreg.h> 68 #include <dev/syscons/syscons.h> 69 70 #define COLD 0 71 #define WARM 1 72 73 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 74 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 75 76 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 77 78 typedef struct default_attr { 79 int std_color; /* normal hardware color */ 80 int rev_color; /* reverse hardware color */ 81 } default_attr; 82 83 static default_attr user_default = { 84 SC_NORM_ATTR, 85 SC_NORM_REV_ATTR, 86 }; 87 88 static default_attr kernel_default = { 89 SC_KERNEL_CONS_ATTR, 90 SC_KERNEL_CONS_REV_ATTR, 91 }; 92 93 static int sc_console_unit = -1; 94 static scr_stat *sc_console; 95 static struct tty *sc_console_tty; 96 static void *kernel_console_ts; 97 98 static char init_done = COLD; 99 static char shutdown_in_progress = FALSE; 100 static char sc_malloc = FALSE; 101 102 static int saver_mode = CONS_LKM_SAVER; /* LKM/user saver */ 103 static int run_scrn_saver = FALSE; /* should run the saver? */ 104 static long scrn_blank_time = 0; /* screen saver timeout value */ 105 #if NSPLASH > 0 106 static int scrn_blanked; /* # of blanked screen */ 107 static int sticky_splash = FALSE; 108 109 static void none_saver(sc_softc_t *sc, int blank) { } 110 static void (*current_saver)(sc_softc_t *, int) = none_saver; 111 #endif 112 113 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 114 #include "font.h" 115 #endif 116 117 d_ioctl_t *sc_user_ioctl; 118 119 static bios_values_t bios_value; 120 121 static int enable_panic_key; 122 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 123 0, ""); 124 125 #define SC_CONSOLECTL 255 126 127 #define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x))->si_tty) 128 129 static int debugger; 130 131 /* prototypes */ 132 static int scvidprobe(int unit, int flags, int cons); 133 static int sckbdprobe(int unit, int flags, int cons); 134 static void scmeminit(void *arg); 135 static int scdevtounit(dev_t dev); 136 static kbd_callback_func_t sckbdevent; 137 static int scparam(struct tty *tp, struct termios *t); 138 static void scstart(struct tty *tp); 139 static void scinit(int unit, int flags); 140 #if __i386__ 141 static void scterm(int unit, int flags); 142 #endif 143 static void scshutdown(void *arg, int howto); 144 static u_int scgetc(sc_softc_t *sc, u_int flags); 145 #define SCGETC_CN 1 146 #define SCGETC_NONBLOCK 2 147 static int sccngetch(int flags); 148 static void sccnupdate(scr_stat *scp); 149 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 150 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 151 static timeout_t scrn_timer; 152 static int and_region(int *s1, int *e1, int s2, int e2); 153 static void scrn_update(scr_stat *scp, int show_cursor); 154 155 #if NSPLASH > 0 156 static int scsplash_callback(int event, void *arg); 157 static void scsplash_saver(sc_softc_t *sc, int show); 158 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 159 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 160 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 161 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 162 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 163 static int wait_scrn_saver_stop(sc_softc_t *sc); 164 #define scsplash_stick(stick) (sticky_splash = (stick)) 165 #else /* !NSPLASH */ 166 #define scsplash_stick(stick) 167 #endif /* NSPLASH */ 168 169 static int do_switch_scr(sc_softc_t *sc, int s); 170 static int vt_proc_alive(scr_stat *scp); 171 static int signal_vt_rel(scr_stat *scp); 172 static int signal_vt_acq(scr_stat *scp); 173 static void exchange_scr(sc_softc_t *sc); 174 static void update_cursor_image(scr_stat *scp); 175 static int save_kbd_state(scr_stat *scp); 176 static int update_kbd_state(scr_stat *scp, int state, int mask); 177 static int update_kbd_leds(scr_stat *scp, int which); 178 static timeout_t blink_screen; 179 180 #define CDEV_MAJOR 12 181 182 static cn_probe_t sccnprobe; 183 static cn_init_t sccninit; 184 static cn_getc_t sccngetc; 185 static cn_checkc_t sccncheckc; 186 static cn_putc_t sccnputc; 187 static cn_dbctl_t sccndbctl; 188 static cn_term_t sccnterm; 189 190 #if __alpha__ 191 void sccnattach(void); 192 #endif 193 194 CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 195 sccndbctl); 196 197 static d_open_t scopen; 198 static d_close_t scclose; 199 static d_read_t scread; 200 static d_ioctl_t scioctl; 201 static d_mmap_t scmmap; 202 203 static struct cdevsw sc_cdevsw = { 204 /* open */ scopen, 205 /* close */ scclose, 206 /* read */ scread, 207 /* write */ ttywrite, 208 /* ioctl */ scioctl, 209 /* poll */ ttypoll, 210 /* mmap */ scmmap, 211 /* strategy */ nostrategy, 212 /* name */ "sc", 213 /* maj */ CDEV_MAJOR, 214 /* dump */ nodump, 215 /* psize */ nopsize, 216 /* flags */ D_TTY, 217 }; 218 219 int 220 sc_probe_unit(int unit, int flags) 221 { 222 if (!scvidprobe(unit, flags, FALSE)) { 223 if (bootverbose) 224 printf("sc%d: no video adapter is found.\n", unit); 225 return ENXIO; 226 } 227 228 /* syscons will be attached even when there is no keyboard */ 229 sckbdprobe(unit, flags, FALSE); 230 231 return 0; 232 } 233 234 /* probe video adapters, return TRUE if found */ 235 static int 236 scvidprobe(int unit, int flags, int cons) 237 { 238 /* 239 * Access the video adapter driver through the back door! 240 * Video adapter drivers need to be configured before syscons. 241 * However, when syscons is being probed as the low-level console, 242 * they have not been initialized yet. We force them to initialize 243 * themselves here. XXX 244 */ 245 vid_configure(cons ? VIO_PROBE_ONLY : 0); 246 247 return (vid_find_adapter("*", unit) >= 0); 248 } 249 250 /* probe the keyboard, return TRUE if found */ 251 static int 252 sckbdprobe(int unit, int flags, int cons) 253 { 254 /* access the keyboard driver through the backdoor! */ 255 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 256 257 return (kbd_find_keyboard("*", unit) >= 0); 258 } 259 260 static char 261 *adapter_name(video_adapter_t *adp) 262 { 263 static struct { 264 int type; 265 char *name[2]; 266 } names[] = { 267 { KD_MONO, { "MDA", "MDA" } }, 268 { KD_HERCULES, { "Hercules", "Hercules" } }, 269 { KD_CGA, { "CGA", "CGA" } }, 270 { KD_EGA, { "EGA", "EGA (mono)" } }, 271 { KD_VGA, { "VGA", "VGA (mono)" } }, 272 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 273 { KD_TGA, { "TGA", "TGA" } }, 274 { -1, { "Unknown", "Unknown" } }, 275 }; 276 int i; 277 278 for (i = 0; names[i].type != -1; ++i) 279 if (names[i].type == adp->va_type) 280 break; 281 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 282 } 283 284 int 285 sc_attach_unit(int unit, int flags) 286 { 287 sc_softc_t *sc; 288 scr_stat *scp; 289 #ifdef SC_PIXEL_MODE 290 video_info_t info; 291 #endif 292 int vc; 293 dev_t dev; 294 295 flags &= ~SC_KERNEL_CONSOLE; 296 297 if (sc_console_unit == unit) { 298 /* 299 * If this unit is being used as the system console, we need to 300 * adjust some variables and buffers before and after scinit(). 301 */ 302 /* assert(sc_console != NULL) */ 303 flags |= SC_KERNEL_CONSOLE; 304 scmeminit(NULL); 305 306 scinit(unit, flags); 307 308 if (sc_console->tsw->te_size > 0) { 309 /* assert(sc_console->ts != NULL); */ 310 kernel_console_ts = sc_console->ts; 311 sc_console->ts = malloc(sc_console->tsw->te_size, 312 M_DEVBUF, M_WAITOK); 313 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 314 (*sc_console->tsw->te_default_attr)(sc_console, 315 user_default.std_color, 316 user_default.rev_color); 317 } 318 } else { 319 scinit(unit, flags); 320 } 321 322 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 323 sc->config = flags; 324 scp = SC_STAT(sc->dev[0]); 325 if (sc_console == NULL) /* sc_console_unit < 0 */ 326 sc_console = scp; 327 328 #ifdef SC_PIXEL_MODE 329 if ((sc->config & SC_VESA800X600) 330 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 331 #if NSPLASH > 0 332 if (sc->flags & SC_SPLASH_SCRN) 333 splash_term(sc->adp); 334 #endif 335 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 336 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 337 sc->initial_mode = M_VESA_800x600; 338 #if NSPLASH > 0 339 /* put up the splash again! */ 340 if (sc->flags & SC_SPLASH_SCRN) 341 splash_init(sc->adp, scsplash_callback, sc); 342 #endif 343 } 344 #endif /* SC_PIXEL_MODE */ 345 346 /* initialize cursor */ 347 if (!ISGRAPHSC(scp)) 348 update_cursor_image(scp); 349 350 /* get screen update going */ 351 scrn_timer(sc); 352 353 /* set up the keyboard */ 354 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 355 update_kbd_state(scp, scp->status, LOCK_MASK); 356 357 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 358 unit, adapter_name(sc->adp), sc->vtys, sc->config); 359 if (bootverbose) { 360 printf("sc%d:", unit); 361 if (sc->adapter >= 0) 362 printf(" fb%d", sc->adapter); 363 if (sc->keyboard >= 0) 364 printf(", kbd%d", sc->keyboard); 365 if (scp->tsw) 366 printf(", terminal emulator: %s (%s)", 367 scp->tsw->te_name, scp->tsw->te_desc); 368 printf("\n"); 369 } 370 371 /* register a shutdown callback for the kernel console */ 372 if (sc_console_unit == unit) 373 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 374 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 375 376 for (vc = 0; vc < sc->vtys; vc++) { 377 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 378 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 379 sc->dev[vc] = dev; 380 /* 381 * The first vty already has struct tty and scr_stat initialized 382 * in scinit(). The other vtys will have these structs when 383 * first opened. 384 */ 385 } 386 387 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 388 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 389 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 390 SC_STAT(dev) = sc_console; 391 392 return 0; 393 } 394 395 static void 396 scmeminit(void *arg) 397 { 398 if (sc_malloc) 399 return; 400 sc_malloc = TRUE; 401 402 /* 403 * As soon as malloc() becomes functional, we had better allocate 404 * various buffers for the kernel console. 405 */ 406 407 if (sc_console_unit < 0) /* sc_console == NULL */ 408 return; 409 410 /* copy the temporary buffer to the final buffer */ 411 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 412 413 #ifndef SC_NO_CUTPASTE 414 /* cut buffer is available only when the mouse pointer is used */ 415 if (ISMOUSEAVAIL(sc_console->sc->adp->va_flags)) 416 sc_alloc_cut_buffer(sc_console, FALSE); 417 #endif 418 419 #ifndef SC_NO_HISTORY 420 /* initialize history buffer & pointers */ 421 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 422 #endif 423 } 424 425 /* XXX */ 426 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 427 428 int 429 sc_resume_unit(int unit) 430 { 431 /* XXX should be moved to the keyboard driver? */ 432 sc_softc_t *sc; 433 434 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 435 if (sc->kbd != NULL) 436 kbd_clear_state(sc->kbd); 437 return 0; 438 } 439 440 static int 441 scdevtounit(dev_t dev) 442 { 443 int vty = SC_VTY(dev); 444 445 if (vty == SC_CONSOLECTL) 446 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 447 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 448 return -1; 449 else 450 return vty/MAXCONS; 451 } 452 453 int 454 scopen(dev_t dev, int flag, int mode, struct proc *p) 455 { 456 int unit = scdevtounit(dev); 457 sc_softc_t *sc; 458 struct tty *tp; 459 scr_stat *scp; 460 keyarg_t key; 461 int error; 462 463 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 464 major(dev), minor(dev), unit, SC_VTY(dev))); 465 466 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 467 if (sc == NULL) 468 return ENXIO; 469 470 tp = dev->si_tty = ttymalloc(dev->si_tty); 471 tp->t_oproc = scstart; 472 tp->t_param = scparam; 473 tp->t_stop = nottystop; 474 tp->t_dev = dev; 475 if (!(tp->t_state & TS_ISOPEN)) { 476 ttychars(tp); 477 /* Use the current setting of the <-- key as default VERASE. */ 478 /* If the Delete key is preferable, an stty is necessary */ 479 if (sc != NULL) { 480 key.keynum = KEYCODE_BS; 481 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 482 tp->t_cc[VERASE] = key.key.map[0]; 483 } 484 tp->t_iflag = TTYDEF_IFLAG; 485 tp->t_oflag = TTYDEF_OFLAG; 486 tp->t_cflag = TTYDEF_CFLAG; 487 tp->t_lflag = TTYDEF_LFLAG; 488 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 489 scparam(tp, &tp->t_termios); 490 (*linesw[tp->t_line].l_modem)(tp, 1); 491 } 492 else 493 if (tp->t_state & TS_XCLUDE && suser(p)) 494 return(EBUSY); 495 496 error = (*linesw[tp->t_line].l_open)(dev, tp); 497 498 scp = SC_STAT(dev); 499 if (scp == NULL) { 500 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 501 if (ISGRAPHSC(scp)) 502 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 503 } 504 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 505 tp->t_winsize.ws_col = scp->xsize; 506 tp->t_winsize.ws_row = scp->ysize; 507 } 508 509 return error; 510 } 511 512 int 513 scclose(dev_t dev, int flag, int mode, struct proc *p) 514 { 515 struct tty *tp = dev->si_tty; 516 scr_stat *scp; 517 int s; 518 519 if (SC_VTY(dev) != SC_CONSOLECTL) { 520 scp = SC_STAT(tp->t_dev); 521 /* were we in the middle of the VT switching process? */ 522 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 523 s = spltty(); 524 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 525 cons_unavail = FALSE; 526 if (scp->status & SWITCH_WAIT_REL) { 527 /* assert(scp == scp->sc->cur_scp) */ 528 DPRINTF(5, ("reset WAIT_REL, ")); 529 scp->status &= ~SWITCH_WAIT_REL; 530 do_switch_scr(scp->sc, s); 531 } 532 if (scp->status & SWITCH_WAIT_ACQ) { 533 /* assert(scp == scp->sc->cur_scp) */ 534 DPRINTF(5, ("reset WAIT_ACQ, ")); 535 scp->status &= ~SWITCH_WAIT_ACQ; 536 scp->sc->switch_in_progress = 0; 537 } 538 #if not_yet_done 539 if (scp == &main_console) { 540 scp->pid = 0; 541 scp->proc = NULL; 542 scp->smode.mode = VT_AUTO; 543 } 544 else { 545 sc_vtb_destroy(&scp->vtb); 546 sc_vtb_destroy(&scp->scr); 547 sc_free_history_buffer(scp, scp->ysize); 548 SC_STAT(dev) = NULL; 549 free(scp, M_DEVBUF); 550 } 551 #else 552 scp->pid = 0; 553 scp->proc = NULL; 554 scp->smode.mode = VT_AUTO; 555 #endif 556 scp->kbd_mode = K_XLATE; 557 if (scp == scp->sc->cur_scp) 558 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 559 DPRINTF(5, ("done.\n")); 560 } 561 spltty(); 562 (*linesw[tp->t_line].l_close)(tp, flag); 563 ttyclose(tp); 564 spl0(); 565 return(0); 566 } 567 568 int 569 scread(dev_t dev, struct uio *uio, int flag) 570 { 571 sc_touch_scrn_saver(); 572 return ttyread(dev, uio, flag); 573 } 574 575 static int 576 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 577 { 578 sc_softc_t *sc; 579 struct tty *cur_tty; 580 int c; 581 size_t len; 582 u_char *cp; 583 584 sc = (sc_softc_t *)arg; 585 /* assert(thiskbd == sc->kbd) */ 586 587 switch (event) { 588 case KBDIO_KEYINPUT: 589 break; 590 case KBDIO_UNLOADING: 591 sc->kbd = NULL; 592 sc->keyboard = -1; 593 kbd_release(thiskbd, (void *)&sc->keyboard); 594 return 0; 595 default: 596 return EINVAL; 597 } 598 599 /* 600 * Loop while there is still input to get from the keyboard. 601 * I don't think this is nessesary, and it doesn't fix 602 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 603 */ 604 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 605 606 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 607 /* XXX */ 608 if (!(cur_tty->t_state & TS_ISOPEN)) 609 if (((cur_tty = sc_console_tty) == NULL) 610 || !(cur_tty->t_state & TS_ISOPEN)) 611 continue; 612 613 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 614 continue; 615 616 switch (KEYFLAGS(c)) { 617 case 0x0000: /* normal key */ 618 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 619 break; 620 case FKEY: /* function key, return string */ 621 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 622 if (cp != NULL) { 623 while (len-- > 0) 624 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 625 } 626 break; 627 case MKEY: /* meta is active, prepend ESC */ 628 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 629 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 630 break; 631 case BKEY: /* backtab fixed sequence (esc [ Z) */ 632 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 633 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 634 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 635 break; 636 } 637 } 638 639 sc->cur_scp->status |= MOUSE_HIDDEN; 640 641 return 0; 642 } 643 644 static int 645 scparam(struct tty *tp, struct termios *t) 646 { 647 tp->t_ispeed = t->c_ispeed; 648 tp->t_ospeed = t->c_ospeed; 649 tp->t_cflag = t->c_cflag; 650 return 0; 651 } 652 653 int 654 scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p) 655 { 656 int error; 657 int i; 658 struct tty *tp; 659 sc_softc_t *sc; 660 scr_stat *scp; 661 int s; 662 663 tp = dev->si_tty; 664 665 /* If there is a user_ioctl function call that first */ 666 if (sc_user_ioctl) { 667 error = (*sc_user_ioctl)(dev, cmd, data, flag, p); 668 if (error != ENOIOCTL) 669 return error; 670 } 671 672 error = sc_vid_ioctl(tp, cmd, data, flag, p); 673 if (error != ENOIOCTL) 674 return error; 675 676 #ifndef SC_NO_HISTORY 677 error = sc_hist_ioctl(tp, cmd, data, flag, p); 678 if (error != ENOIOCTL) 679 return error; 680 #endif 681 682 #ifndef SC_NO_SYSMOUSE 683 error = sc_mouse_ioctl(tp, cmd, data, flag, p); 684 if (error != ENOIOCTL) 685 return error; 686 #endif 687 688 scp = SC_STAT(tp->t_dev); 689 /* assert(scp != NULL) */ 690 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 691 sc = scp->sc; 692 693 if (scp->tsw) { 694 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, p); 695 if (error != ENOIOCTL) 696 return error; 697 } 698 699 switch (cmd) { /* process console hardware related ioctl's */ 700 701 case GIO_ATTR: /* get current attributes */ 702 /* this ioctl is not processed here, but in the terminal emulator */ 703 return ENOTTY; 704 705 case GIO_COLOR: /* is this a color console ? */ 706 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 707 return 0; 708 709 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 710 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 711 return EINVAL; 712 s = spltty(); 713 scrn_blank_time = *(int *)data; 714 run_scrn_saver = (scrn_blank_time != 0); 715 splx(s); 716 return 0; 717 718 case CONS_CURSORTYPE: /* set cursor type blink/noblink */ 719 s = spltty(); 720 if (!ISGRAPHSC(sc->cur_scp)) 721 sc_remove_cursor_image(sc->cur_scp); 722 if ((*(int*)data) & 0x01) 723 sc->flags |= SC_BLINK_CURSOR; 724 else 725 sc->flags &= ~SC_BLINK_CURSOR; 726 if ((*(int*)data) & 0x02) { 727 sc->flags |= SC_CHAR_CURSOR; 728 } else 729 sc->flags &= ~SC_CHAR_CURSOR; 730 /* 731 * The cursor shape is global property; all virtual consoles 732 * are affected. Update the cursor in the current console... 733 */ 734 if (!ISGRAPHSC(sc->cur_scp)) { 735 sc_set_cursor_image(sc->cur_scp); 736 sc_draw_cursor_image(sc->cur_scp); 737 } 738 splx(s); 739 return 0; 740 741 case CONS_BELLTYPE: /* set bell type sound/visual */ 742 if ((*(int *)data) & 0x01) 743 sc->flags |= SC_VISUAL_BELL; 744 else 745 sc->flags &= ~SC_VISUAL_BELL; 746 if ((*(int *)data) & 0x02) 747 sc->flags |= SC_QUIET_BELL; 748 else 749 sc->flags &= ~SC_QUIET_BELL; 750 return 0; 751 752 case CONS_GETINFO: /* get current (virtual) console info */ 753 { 754 vid_info_t *ptr = (vid_info_t*)data; 755 if (ptr->size == sizeof(struct vid_info)) { 756 ptr->m_num = sc->cur_scp->index; 757 ptr->mv_col = scp->xpos; 758 ptr->mv_row = scp->ypos; 759 ptr->mv_csz = scp->xsize; 760 ptr->mv_rsz = scp->ysize; 761 /* 762 * The following fields are filled by the terminal emulator. XXX 763 * 764 * ptr->mv_norm.fore 765 * ptr->mv_norm.back 766 * ptr->mv_rev.fore 767 * ptr->mv_rev.back 768 */ 769 ptr->mv_grfc.fore = 0; /* not supported */ 770 ptr->mv_grfc.back = 0; /* not supported */ 771 ptr->mv_ovscan = scp->border; 772 if (scp == sc->cur_scp) 773 save_kbd_state(scp); 774 ptr->mk_keylock = scp->status & LOCK_MASK; 775 return 0; 776 } 777 return EINVAL; 778 } 779 780 case CONS_GETVERS: /* get version number */ 781 *(int*)data = 0x200; /* version 2.0 */ 782 return 0; 783 784 case CONS_IDLE: /* see if the screen has been idle */ 785 /* 786 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 787 * the user process may have been writing something on the 788 * screen and syscons is not aware of it. Declare the screen 789 * is NOT idle if it is in one of these modes. But there is 790 * an exception to it; if a screen saver is running in the 791 * graphics mode in the current screen, we should say that the 792 * screen has been idle. 793 */ 794 *(int *)data = (sc->flags & SC_SCRN_IDLE) 795 && (!ISGRAPHSC(sc->cur_scp) 796 || (sc->cur_scp->status & SAVER_RUNNING)); 797 return 0; 798 799 case CONS_SAVERMODE: /* set saver mode */ 800 switch(*(int *)data) { 801 case CONS_USR_SAVER: 802 /* if a LKM screen saver is running, stop it first. */ 803 scsplash_stick(FALSE); 804 saver_mode = *(int *)data; 805 s = spltty(); 806 #if NSPLASH > 0 807 if ((error = wait_scrn_saver_stop(NULL))) { 808 splx(s); 809 return error; 810 } 811 #endif /* NSPLASH */ 812 run_scrn_saver = TRUE; 813 scp->status |= SAVER_RUNNING; 814 scsplash_stick(TRUE); 815 splx(s); 816 break; 817 case CONS_LKM_SAVER: 818 s = spltty(); 819 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 820 scp->status &= ~SAVER_RUNNING; 821 saver_mode = *(int *)data; 822 splx(s); 823 break; 824 default: 825 return EINVAL; 826 } 827 return 0; 828 829 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 830 /* 831 * Note that this ioctl does not guarantee the screen saver 832 * actually starts or stops. It merely attempts to do so... 833 */ 834 s = spltty(); 835 run_scrn_saver = (*(int *)data != 0); 836 if (run_scrn_saver) 837 sc->scrn_time_stamp -= scrn_blank_time; 838 splx(s); 839 return 0; 840 841 case VT_SETMODE: /* set screen switcher mode */ 842 { 843 struct vt_mode *mode; 844 struct proc *p1; 845 846 mode = (struct vt_mode *)data; 847 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 848 if (scp->smode.mode == VT_PROCESS) { 849 p1 = pfind(scp->pid); 850 if (scp->proc == p1 && scp->proc != p) { 851 if (p1) 852 PROC_UNLOCK(p1); 853 DPRINTF(5, ("error EPERM\n")); 854 return EPERM; 855 } 856 if (p1) 857 PROC_UNLOCK(p1); 858 } 859 s = spltty(); 860 if (mode->mode == VT_AUTO) { 861 scp->smode.mode = VT_AUTO; 862 scp->proc = NULL; 863 scp->pid = 0; 864 DPRINTF(5, ("VT_AUTO, ")); 865 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 866 cons_unavail = FALSE; 867 /* were we in the middle of the vty switching process? */ 868 if (scp->status & SWITCH_WAIT_REL) { 869 /* assert(scp == scp->sc->cur_scp) */ 870 DPRINTF(5, ("reset WAIT_REL, ")); 871 scp->status &= ~SWITCH_WAIT_REL; 872 s = do_switch_scr(sc, s); 873 } 874 if (scp->status & SWITCH_WAIT_ACQ) { 875 /* assert(scp == scp->sc->cur_scp) */ 876 DPRINTF(5, ("reset WAIT_ACQ, ")); 877 scp->status &= ~SWITCH_WAIT_ACQ; 878 sc->switch_in_progress = 0; 879 } 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, ", p->p_pid)); 888 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 889 scp->proc = p; 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 != p) { 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 ((scp == sc->old_scp) && (scp->status & SWITCH_WAIT_REL)) { 922 sc->old_scp->status &= ~SWITCH_WAIT_REL; 923 sc->switch_in_progress = 0; 924 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 925 error = 0; 926 } 927 break; 928 929 case VT_TRUE: /* user has released screen, go on */ 930 if ((scp == sc->old_scp) && (scp->status & SWITCH_WAIT_REL)) { 931 scp->status &= ~SWITCH_WAIT_REL; 932 s = do_switch_scr(sc, s); 933 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 934 error = 0; 935 } 936 break; 937 938 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 939 if ((scp == sc->new_scp) && (scp->status & SWITCH_WAIT_ACQ)) { 940 scp->status &= ~SWITCH_WAIT_ACQ; 941 sc->switch_in_progress = 0; 942 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 943 error = 0; 944 } 945 break; 946 947 default: 948 break; 949 } 950 splx(s); 951 return error; 952 953 case VT_OPENQRY: /* return free virtual console */ 954 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 955 tp = VIRTUAL_TTY(sc, i); 956 if ((tp == NULL) || !(tp->t_state & TS_ISOPEN)) { 957 *(int *)data = i + 1; 958 return 0; 959 } 960 } 961 return EINVAL; 962 963 case VT_ACTIVATE: /* switch to screen *data */ 964 s = spltty(); 965 sc_clean_up(sc->cur_scp); 966 splx(s); 967 return sc_switch_scr(sc, *(int *)data - 1); 968 969 case VT_WAITACTIVE: /* wait for switch to occur */ 970 if ((*(int *)data >= sc->first_vty + sc->vtys) 971 || (*(int *)data < sc->first_vty)) 972 return EINVAL; 973 s = spltty(); 974 error = sc_clean_up(sc->cur_scp); 975 splx(s); 976 if (error) 977 return error; 978 if (*(int *)data != 0) 979 scp = SC_STAT(SC_DEV(sc, *(int *)data - 1)); 980 if (scp == scp->sc->cur_scp) 981 return 0; 982 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, 983 "waitvt", 0)) == ERESTART) ; 984 return error; 985 986 case VT_GETACTIVE: /* get active vty # */ 987 *(int *)data = sc->cur_scp->index + 1; 988 return 0; 989 990 case VT_GETINDEX: /* get this vty # */ 991 *(int *)data = scp->index + 1; 992 return 0; 993 994 case KDENABIO: /* allow io operations */ 995 error = suser(p); 996 if (error != 0) 997 return error; 998 if (securelevel > 0) 999 return EPERM; 1000 #ifdef __i386__ 1001 p->p_md.md_regs->tf_eflags |= PSL_IOPL; 1002 #endif 1003 return 0; 1004 1005 case KDDISABIO: /* disallow io operations (default) */ 1006 #ifdef __i386__ 1007 p->p_md.md_regs->tf_eflags &= ~PSL_IOPL; 1008 #endif 1009 return 0; 1010 1011 case KDSKBSTATE: /* set keyboard state (locks) */ 1012 if (*(int *)data & ~LOCK_MASK) 1013 return EINVAL; 1014 scp->status &= ~LOCK_MASK; 1015 scp->status |= *(int *)data; 1016 if (scp == sc->cur_scp) 1017 update_kbd_state(scp, scp->status, LOCK_MASK); 1018 return 0; 1019 1020 case KDGKBSTATE: /* get keyboard state (locks) */ 1021 if (scp == sc->cur_scp) 1022 save_kbd_state(scp); 1023 *(int *)data = scp->status & LOCK_MASK; 1024 return 0; 1025 1026 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1027 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1028 error = kbd_ioctl(sc->kbd, cmd, data); 1029 if (error == ENOIOCTL) 1030 error = ENODEV; 1031 return error; 1032 1033 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1034 if (*(int *)data & ~0x7f) 1035 return EINVAL; 1036 error = kbd_ioctl(sc->kbd, cmd, data); 1037 if (error == ENOIOCTL) 1038 error = ENODEV; 1039 return error; 1040 1041 case KDSKBMODE: /* set keyboard mode */ 1042 switch (*(int *)data) { 1043 case K_XLATE: /* switch to XLT ascii mode */ 1044 case K_RAW: /* switch to RAW scancode mode */ 1045 case K_CODE: /* switch to CODE mode */ 1046 scp->kbd_mode = *(int *)data; 1047 if (scp == sc->cur_scp) 1048 kbd_ioctl(sc->kbd, cmd, data); 1049 return 0; 1050 default: 1051 return EINVAL; 1052 } 1053 /* NOT REACHED */ 1054 1055 case KDGKBMODE: /* get keyboard mode */ 1056 *(int *)data = scp->kbd_mode; 1057 return 0; 1058 1059 case KDGKBINFO: 1060 error = kbd_ioctl(sc->kbd, cmd, data); 1061 if (error == ENOIOCTL) 1062 error = ENODEV; 1063 return error; 1064 1065 case KDMKTONE: /* sound the bell */ 1066 if (*(int*)data) 1067 sc_bell(scp, (*(int*)data)&0xffff, 1068 (((*(int*)data)>>16)&0xffff)*hz/1000); 1069 else 1070 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1071 return 0; 1072 1073 case KIOCSOUND: /* make tone (*data) hz */ 1074 if (scp == sc->cur_scp) { 1075 if (*(int *)data) 1076 return sc_tone(*(int *)data); 1077 else 1078 return sc_tone(0); 1079 } 1080 return 0; 1081 1082 case KDGKBTYPE: /* get keyboard type */ 1083 error = kbd_ioctl(sc->kbd, cmd, data); 1084 if (error == ENOIOCTL) { 1085 /* always return something? XXX */ 1086 *(int *)data = 0; 1087 } 1088 return 0; 1089 1090 case KDSETLED: /* set keyboard LED status */ 1091 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1092 return EINVAL; 1093 scp->status &= ~LED_MASK; 1094 scp->status |= *(int *)data; 1095 if (scp == sc->cur_scp) 1096 update_kbd_leds(scp, scp->status); 1097 return 0; 1098 1099 case KDGETLED: /* get keyboard LED status */ 1100 if (scp == sc->cur_scp) 1101 save_kbd_state(scp); 1102 *(int *)data = scp->status & LED_MASK; 1103 return 0; 1104 1105 case CONS_SETKBD: /* set the new keyboard */ 1106 { 1107 keyboard_t *newkbd; 1108 1109 s = spltty(); 1110 newkbd = kbd_get_keyboard(*(int *)data); 1111 if (newkbd == NULL) { 1112 splx(s); 1113 return EINVAL; 1114 } 1115 error = 0; 1116 if (sc->kbd != newkbd) { 1117 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1118 (void *)&sc->keyboard, sckbdevent, sc); 1119 /* i == newkbd->kb_index */ 1120 if (i >= 0) { 1121 if (sc->kbd != NULL) { 1122 save_kbd_state(sc->cur_scp); 1123 kbd_release(sc->kbd, (void *)&sc->keyboard); 1124 } 1125 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1126 sc->keyboard = i; 1127 kbd_ioctl(sc->kbd, KDSKBMODE, 1128 (caddr_t)&sc->cur_scp->kbd_mode); 1129 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1130 LOCK_MASK); 1131 } else { 1132 error = EPERM; /* XXX */ 1133 } 1134 } 1135 splx(s); 1136 return error; 1137 } 1138 1139 case CONS_RELKBD: /* release the current keyboard */ 1140 s = spltty(); 1141 error = 0; 1142 if (sc->kbd != NULL) { 1143 save_kbd_state(sc->cur_scp); 1144 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1145 if (error == 0) { 1146 sc->kbd = NULL; 1147 sc->keyboard = -1; 1148 } 1149 } 1150 splx(s); 1151 return error; 1152 1153 case CONS_GETTERM: /* get the current terminal emulator info */ 1154 { 1155 sc_term_sw_t *sw; 1156 1157 if (((term_info_t *)data)->ti_index == 0) { 1158 sw = scp->tsw; 1159 } else { 1160 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1161 } 1162 if (sw != NULL) { 1163 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1164 sizeof(((term_info_t *)data)->ti_name)); 1165 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1166 sizeof(((term_info_t *)data)->ti_desc)); 1167 ((term_info_t *)data)->ti_flags = 0; 1168 return 0; 1169 } else { 1170 ((term_info_t *)data)->ti_name[0] = '\0'; 1171 ((term_info_t *)data)->ti_desc[0] = '\0'; 1172 ((term_info_t *)data)->ti_flags = 0; 1173 return EINVAL; 1174 } 1175 } 1176 1177 case CONS_SETTERM: /* set the current terminal emulator */ 1178 s = spltty(); 1179 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1180 /* FIXME: what if scp == sc_console! XXX */ 1181 splx(s); 1182 return error; 1183 1184 case GIO_SCRNMAP: /* get output translation table */ 1185 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1186 return 0; 1187 1188 case PIO_SCRNMAP: /* set output translation table */ 1189 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1190 for (i=0; i<sizeof(sc->scr_map); i++) { 1191 sc->scr_rmap[sc->scr_map[i]] = i; 1192 } 1193 return 0; 1194 1195 case GIO_KEYMAP: /* get keyboard translation table */ 1196 case PIO_KEYMAP: /* set keyboard translation table */ 1197 case GIO_DEADKEYMAP: /* get accent key translation table */ 1198 case PIO_DEADKEYMAP: /* set accent key translation table */ 1199 case GETFKEY: /* get function key string */ 1200 case SETFKEY: /* set function key string */ 1201 error = kbd_ioctl(sc->kbd, cmd, data); 1202 if (error == ENOIOCTL) 1203 error = ENODEV; 1204 return error; 1205 1206 #ifndef SC_NO_FONT_LOADING 1207 1208 case PIO_FONT8x8: /* set 8x8 dot font */ 1209 if (!ISFONTAVAIL(sc->adp->va_flags)) 1210 return ENXIO; 1211 bcopy(data, sc->font_8, 8*256); 1212 sc->fonts_loaded |= FONT_8; 1213 /* 1214 * FONT KLUDGE 1215 * Always use the font page #0. XXX 1216 * Don't load if the current font size is not 8x8. 1217 */ 1218 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1219 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1220 return 0; 1221 1222 case GIO_FONT8x8: /* get 8x8 dot font */ 1223 if (!ISFONTAVAIL(sc->adp->va_flags)) 1224 return ENXIO; 1225 if (sc->fonts_loaded & FONT_8) { 1226 bcopy(sc->font_8, data, 8*256); 1227 return 0; 1228 } 1229 else 1230 return ENXIO; 1231 1232 case PIO_FONT8x14: /* set 8x14 dot font */ 1233 if (!ISFONTAVAIL(sc->adp->va_flags)) 1234 return ENXIO; 1235 bcopy(data, sc->font_14, 14*256); 1236 sc->fonts_loaded |= FONT_14; 1237 /* 1238 * FONT KLUDGE 1239 * Always use the font page #0. XXX 1240 * Don't load if the current font size is not 8x14. 1241 */ 1242 if (ISTEXTSC(sc->cur_scp) 1243 && (sc->cur_scp->font_size >= 14) 1244 && (sc->cur_scp->font_size < 16)) 1245 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1246 return 0; 1247 1248 case GIO_FONT8x14: /* get 8x14 dot font */ 1249 if (!ISFONTAVAIL(sc->adp->va_flags)) 1250 return ENXIO; 1251 if (sc->fonts_loaded & FONT_14) { 1252 bcopy(sc->font_14, data, 14*256); 1253 return 0; 1254 } 1255 else 1256 return ENXIO; 1257 1258 case PIO_FONT8x16: /* set 8x16 dot font */ 1259 if (!ISFONTAVAIL(sc->adp->va_flags)) 1260 return ENXIO; 1261 bcopy(data, sc->font_16, 16*256); 1262 sc->fonts_loaded |= FONT_16; 1263 /* 1264 * FONT KLUDGE 1265 * Always use the font page #0. XXX 1266 * Don't load if the current font size is not 8x16. 1267 */ 1268 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1269 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1270 return 0; 1271 1272 case GIO_FONT8x16: /* get 8x16 dot font */ 1273 if (!ISFONTAVAIL(sc->adp->va_flags)) 1274 return ENXIO; 1275 if (sc->fonts_loaded & FONT_16) { 1276 bcopy(sc->font_16, data, 16*256); 1277 return 0; 1278 } 1279 else 1280 return ENXIO; 1281 1282 #endif /* SC_NO_FONT_LOADING */ 1283 1284 default: 1285 break; 1286 } 1287 1288 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p); 1289 if (error != ENOIOCTL) 1290 return(error); 1291 error = ttioctl(tp, cmd, data, flag); 1292 if (error != ENOIOCTL) 1293 return(error); 1294 return(ENOTTY); 1295 } 1296 1297 static void 1298 scstart(struct tty *tp) 1299 { 1300 struct clist *rbp; 1301 int s, len; 1302 u_char buf[PCBURST]; 1303 scr_stat *scp = SC_STAT(tp->t_dev); 1304 1305 if (scp->status & SLKED || scp->sc->blink_in_progress) 1306 return; 1307 s = spltty(); 1308 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1309 tp->t_state |= TS_BUSY; 1310 rbp = &tp->t_outq; 1311 while (rbp->c_cc) { 1312 len = q_to_b(rbp, buf, PCBURST); 1313 splx(s); 1314 sc_puts(scp, buf, len); 1315 s = spltty(); 1316 } 1317 tp->t_state &= ~TS_BUSY; 1318 ttwwakeup(tp); 1319 } 1320 splx(s); 1321 } 1322 1323 static void 1324 sccnprobe(struct consdev *cp) 1325 { 1326 #if __i386__ 1327 int unit; 1328 int flags; 1329 1330 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1331 1332 /* a video card is always required */ 1333 if (!scvidprobe(unit, flags, TRUE)) 1334 cp->cn_pri = CN_DEAD; 1335 1336 /* syscons will become console even when there is no keyboard */ 1337 sckbdprobe(unit, flags, TRUE); 1338 1339 if (cp->cn_pri == CN_DEAD) 1340 return; 1341 1342 /* initialize required fields */ 1343 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLECTL); 1344 #endif /* __i386__ */ 1345 1346 #if __alpha__ 1347 /* 1348 * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() 1349 * interface to install the console. Always return CN_DEAD from 1350 * here. 1351 */ 1352 cp->cn_pri = CN_DEAD; 1353 #endif /* __alpha__ */ 1354 } 1355 1356 static void 1357 sccninit(struct consdev *cp) 1358 { 1359 #if __i386__ 1360 int unit; 1361 int flags; 1362 1363 sc_get_cons_priority(&unit, &flags); 1364 scinit(unit, flags | SC_KERNEL_CONSOLE); 1365 sc_console_unit = unit; 1366 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1367 #endif /* __i386__ */ 1368 1369 #if __alpha__ 1370 /* SHOULDN'T REACH HERE */ 1371 #endif /* __alpha__ */ 1372 } 1373 1374 static void 1375 sccnterm(struct consdev *cp) 1376 { 1377 /* we are not the kernel console any more, release everything */ 1378 1379 if (sc_console_unit < 0) 1380 return; /* shouldn't happen */ 1381 1382 #if __i386__ 1383 #if 0 /* XXX */ 1384 sc_clear_screen(sc_console); 1385 sccnupdate(sc_console); 1386 #endif 1387 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1388 sc_console_unit = -1; 1389 sc_console = NULL; 1390 #endif /* __i386__ */ 1391 1392 #if __alpha__ 1393 /* do nothing XXX */ 1394 #endif /* __alpha__ */ 1395 } 1396 1397 #ifdef __alpha__ 1398 1399 void 1400 sccnattach(void) 1401 { 1402 static struct consdev consdev; 1403 int unit; 1404 int flags; 1405 1406 bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); 1407 consdev.cn_pri = sc_get_cons_priority(&unit, &flags); 1408 1409 /* a video card is always required */ 1410 if (!scvidprobe(unit, flags, TRUE)) 1411 consdev.cn_pri = CN_DEAD; 1412 1413 /* alpha doesn't allow the console being without a keyboard... Why? */ 1414 if (!sckbdprobe(unit, flags, TRUE)) 1415 consdev.cn_pri = CN_DEAD; 1416 1417 if (consdev.cn_pri == CN_DEAD) 1418 return; 1419 1420 scinit(unit, flags | SC_KERNEL_CONSOLE); 1421 sc_console_unit = unit; 1422 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1423 consdev.cn_dev = makedev(CDEV_MAJOR, 0); 1424 cn_tab = &consdev; 1425 } 1426 1427 #endif /* __alpha__ */ 1428 1429 static void 1430 sccnputc(dev_t dev, int c) 1431 { 1432 u_char buf[1]; 1433 scr_stat *scp = sc_console; 1434 void *save; 1435 #ifndef SC_NO_HISTORY 1436 struct tty *tp; 1437 #endif /* !SC_NO_HISTORY */ 1438 int s; 1439 1440 /* assert(sc_console != NULL) */ 1441 1442 #ifndef SC_NO_HISTORY 1443 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1444 scp->status &= ~SLKED; 1445 update_kbd_state(scp, scp->status, SLKED); 1446 if (scp->status & BUFFER_SAVED) { 1447 if (!sc_hist_restore(scp)) 1448 sc_remove_cutmarking(scp); 1449 scp->status &= ~BUFFER_SAVED; 1450 scp->status |= CURSOR_ENABLED; 1451 sc_draw_cursor_image(scp); 1452 } 1453 tp = VIRTUAL_TTY(scp->sc, scp->index); 1454 if (tp->t_state & TS_ISOPEN) 1455 scstart(tp); 1456 } 1457 #endif /* !SC_NO_HISTORY */ 1458 1459 save = scp->ts; 1460 if (kernel_console_ts != NULL) 1461 scp->ts = kernel_console_ts; 1462 buf[0] = c; 1463 sc_puts(scp, buf, 1); 1464 scp->ts = save; 1465 1466 s = spltty(); /* block sckbdevent and scrn_timer */ 1467 sccnupdate(scp); 1468 splx(s); 1469 } 1470 1471 static int 1472 sccngetc(dev_t dev) 1473 { 1474 return sccngetch(0); 1475 } 1476 1477 static int 1478 sccncheckc(dev_t dev) 1479 { 1480 return sccngetch(SCGETC_NONBLOCK); 1481 } 1482 1483 static void 1484 sccndbctl(dev_t dev, int on) 1485 { 1486 /* assert(sc_console_unit >= 0) */ 1487 /* try to switch to the kernel console screen */ 1488 if (on && debugger == 0) { 1489 /* 1490 * TRY to make sure the screen saver is stopped, 1491 * and the screen is updated before switching to 1492 * the vty0. 1493 */ 1494 scrn_timer(NULL); 1495 if (!cold 1496 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1497 && sc_console->smode.mode == VT_AUTO) { 1498 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1499 sc_switch_scr(sc_console->sc, sc_console->index); 1500 } 1501 } 1502 if (on) 1503 ++debugger; 1504 else 1505 --debugger; 1506 } 1507 1508 static int 1509 sccngetch(int flags) 1510 { 1511 static struct fkeytab fkey; 1512 static int fkeycp; 1513 scr_stat *scp; 1514 u_char *p; 1515 int cur_mode; 1516 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1517 int c; 1518 1519 /* assert(sc_console != NULL) */ 1520 1521 /* 1522 * Stop the screen saver and update the screen if necessary. 1523 * What if we have been running in the screen saver code... XXX 1524 */ 1525 sc_touch_scrn_saver(); 1526 scp = sc_console->sc->cur_scp; /* XXX */ 1527 sccnupdate(scp); 1528 1529 if (fkeycp < fkey.len) { 1530 splx(s); 1531 return fkey.str[fkeycp++]; 1532 } 1533 1534 if (scp->sc->kbd == NULL) { 1535 splx(s); 1536 return -1; 1537 } 1538 1539 /* 1540 * Make sure the keyboard is accessible even when the kbd device 1541 * driver is disabled. 1542 */ 1543 kbd_enable(scp->sc->kbd); 1544 1545 /* we shall always use the keyboard in the XLATE mode here */ 1546 cur_mode = scp->kbd_mode; 1547 scp->kbd_mode = K_XLATE; 1548 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1549 1550 kbd_poll(scp->sc->kbd, TRUE); 1551 c = scgetc(scp->sc, SCGETC_CN | flags); 1552 kbd_poll(scp->sc->kbd, FALSE); 1553 1554 scp->kbd_mode = cur_mode; 1555 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1556 kbd_disable(scp->sc->kbd); 1557 splx(s); 1558 1559 switch (KEYFLAGS(c)) { 1560 case 0: /* normal char */ 1561 return KEYCHAR(c); 1562 case FKEY: /* function key */ 1563 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1564 fkey.len = fkeycp; 1565 if ((p != NULL) && (fkey.len > 0)) { 1566 bcopy(p, fkey.str, fkey.len); 1567 fkeycp = 1; 1568 return fkey.str[0]; 1569 } 1570 return c; /* XXX */ 1571 case NOKEY: 1572 case ERRKEY: 1573 default: 1574 return -1; 1575 } 1576 /* NOT REACHED */ 1577 } 1578 1579 static void 1580 sccnupdate(scr_stat *scp) 1581 { 1582 /* this is a cut-down version of scrn_timer()... */ 1583 1584 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1585 return; 1586 1587 if (debugger > 0 || panicstr || shutdown_in_progress) { 1588 sc_touch_scrn_saver(); 1589 } else if (scp != scp->sc->cur_scp) { 1590 return; 1591 } 1592 1593 if (!run_scrn_saver) 1594 scp->sc->flags &= ~SC_SCRN_IDLE; 1595 #if NSPLASH > 0 1596 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1597 if (scp->sc->flags & SC_SCRN_BLANKED) 1598 stop_scrn_saver(scp->sc, current_saver); 1599 #endif /* NSPLASH */ 1600 1601 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1602 || scp->sc->switch_in_progress) 1603 return; 1604 /* 1605 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1606 * when write_in_progress is non-zero. XXX 1607 */ 1608 1609 if (!ISGRAPHSC(scp) && !(scp->status & SAVER_RUNNING)) 1610 scrn_update(scp, TRUE); 1611 } 1612 1613 static void 1614 scrn_timer(void *arg) 1615 { 1616 static int kbd_interval = 0; 1617 struct timeval tv; 1618 sc_softc_t *sc; 1619 scr_stat *scp; 1620 int again; 1621 int s; 1622 1623 again = (arg != NULL); 1624 if (arg != NULL) 1625 sc = (sc_softc_t *)arg; 1626 else if (sc_console != NULL) 1627 sc = sc_console->sc; 1628 else 1629 return; 1630 1631 /* don't do anything when we are performing some I/O operations */ 1632 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1633 if (again) 1634 timeout(scrn_timer, sc, hz / 10); 1635 return; 1636 } 1637 s = spltty(); 1638 1639 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1640 /* try to allocate a keyboard automatically */ 1641 if (++kbd_interval >= 25) { 1642 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1643 sckbdevent, sc); 1644 if (sc->keyboard >= 0) { 1645 sc->kbd = kbd_get_keyboard(sc->keyboard); 1646 kbd_ioctl(sc->kbd, KDSKBMODE, 1647 (caddr_t)&sc->cur_scp->kbd_mode); 1648 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1649 LOCK_MASK); 1650 } 1651 kbd_interval = 0; 1652 } 1653 } 1654 1655 /* find the vty to update */ 1656 scp = sc->cur_scp; 1657 1658 /* should we stop the screen saver? */ 1659 getmicrouptime(&tv); 1660 if (debugger > 0 || panicstr || shutdown_in_progress) 1661 sc_touch_scrn_saver(); 1662 if (run_scrn_saver) { 1663 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1664 sc->flags |= SC_SCRN_IDLE; 1665 else 1666 sc->flags &= ~SC_SCRN_IDLE; 1667 } else { 1668 sc->scrn_time_stamp = tv.tv_sec; 1669 sc->flags &= ~SC_SCRN_IDLE; 1670 if (scrn_blank_time > 0) 1671 run_scrn_saver = TRUE; 1672 } 1673 #if NSPLASH > 0 1674 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1675 if (sc->flags & SC_SCRN_BLANKED) 1676 stop_scrn_saver(sc, current_saver); 1677 #endif /* NSPLASH */ 1678 1679 /* should we just return ? */ 1680 if (sc->blink_in_progress || sc->switch_in_progress 1681 || sc->write_in_progress) { 1682 if (again) 1683 timeout(scrn_timer, sc, hz / 10); 1684 splx(s); 1685 return; 1686 } 1687 1688 /* Update the screen */ 1689 scp = sc->cur_scp; /* cur_scp may have changed... */ 1690 if (!ISGRAPHSC(scp) && !(scp->status & SAVER_RUNNING)) 1691 scrn_update(scp, TRUE); 1692 1693 #if NSPLASH > 0 1694 /* should we activate the screen saver? */ 1695 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1696 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1697 (*current_saver)(sc, TRUE); 1698 #endif /* NSPLASH */ 1699 1700 if (again) 1701 timeout(scrn_timer, sc, hz / 25); 1702 splx(s); 1703 } 1704 1705 static int 1706 and_region(int *s1, int *e1, int s2, int e2) 1707 { 1708 if (*e1 < s2 || e2 < *s1) 1709 return FALSE; 1710 *s1 = imax(*s1, s2); 1711 *e1 = imin(*e1, e2); 1712 return TRUE; 1713 } 1714 1715 static void 1716 scrn_update(scr_stat *scp, int show_cursor) 1717 { 1718 int start; 1719 int end; 1720 int s; 1721 int e; 1722 1723 /* assert(scp == scp->sc->cur_scp) */ 1724 1725 ++scp->sc->videoio_in_progress; 1726 1727 #ifndef SC_NO_CUTPASTE 1728 /* remove the previous mouse pointer image if necessary */ 1729 if (scp->status & MOUSE_VISIBLE) { 1730 s = scp->mouse_pos; 1731 e = scp->mouse_pos + scp->xsize + 1; 1732 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1733 || and_region(&s, &e, scp->start, scp->end) 1734 || ((scp->status & CURSOR_ENABLED) && 1735 (scp->cursor_pos != scp->cursor_oldpos) && 1736 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1737 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1738 sc_remove_mouse_image(scp); 1739 if (scp->end >= scp->xsize*scp->ysize) 1740 scp->end = scp->xsize*scp->ysize - 1; 1741 } 1742 } 1743 #endif /* !SC_NO_CUTPASTE */ 1744 1745 #if 1 1746 /* debug: XXX */ 1747 if (scp->end >= scp->xsize*scp->ysize) { 1748 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1749 scp->end = scp->xsize*scp->ysize - 1; 1750 } 1751 if (scp->start < 0) { 1752 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1753 scp->start = 0; 1754 } 1755 #endif 1756 1757 /* update screen image */ 1758 if (scp->start <= scp->end) { 1759 if (scp->mouse_cut_end >= 0) { 1760 /* there is a marked region for cut & paste */ 1761 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1762 start = scp->mouse_cut_start; 1763 end = scp->mouse_cut_end; 1764 } else { 1765 start = scp->mouse_cut_end; 1766 end = scp->mouse_cut_start - 1; 1767 } 1768 s = start; 1769 e = end; 1770 /* does the cut-mark region overlap with the update region? */ 1771 if (and_region(&s, &e, scp->start, scp->end)) { 1772 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1773 s = 0; 1774 e = start - 1; 1775 if (and_region(&s, &e, scp->start, scp->end)) 1776 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1777 s = end + 1; 1778 e = scp->xsize*scp->ysize - 1; 1779 if (and_region(&s, &e, scp->start, scp->end)) 1780 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1781 } else { 1782 (*scp->rndr->draw)(scp, scp->start, 1783 scp->end - scp->start + 1, FALSE); 1784 } 1785 } else { 1786 (*scp->rndr->draw)(scp, scp->start, 1787 scp->end - scp->start + 1, FALSE); 1788 } 1789 } 1790 1791 /* we are not to show the cursor and the mouse pointer... */ 1792 if (!show_cursor) { 1793 scp->end = 0; 1794 scp->start = scp->xsize*scp->ysize - 1; 1795 --scp->sc->videoio_in_progress; 1796 return; 1797 } 1798 1799 /* update cursor image */ 1800 if (scp->status & CURSOR_ENABLED) { 1801 s = scp->start; 1802 e = scp->end; 1803 /* did cursor move since last time ? */ 1804 if (scp->cursor_pos != scp->cursor_oldpos) { 1805 /* do we need to remove old cursor image ? */ 1806 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1807 sc_remove_cursor_image(scp); 1808 sc_draw_cursor_image(scp); 1809 } else { 1810 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1811 /* cursor didn't move, but has been overwritten */ 1812 sc_draw_cursor_image(scp); 1813 else if (scp->sc->flags & SC_BLINK_CURSOR) 1814 /* if it's a blinking cursor, update it */ 1815 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1816 sc_inside_cutmark(scp, 1817 scp->cursor_pos)); 1818 } 1819 } 1820 1821 #ifndef SC_NO_CUTPASTE 1822 /* update "pseudo" mouse pointer image */ 1823 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1824 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1825 scp->status &= ~MOUSE_MOVED; 1826 sc_draw_mouse_image(scp); 1827 } 1828 } 1829 #endif /* SC_NO_CUTPASTE */ 1830 1831 scp->end = 0; 1832 scp->start = scp->xsize*scp->ysize - 1; 1833 1834 --scp->sc->videoio_in_progress; 1835 } 1836 1837 #if NSPLASH > 0 1838 static int 1839 scsplash_callback(int event, void *arg) 1840 { 1841 sc_softc_t *sc; 1842 int error; 1843 1844 sc = (sc_softc_t *)arg; 1845 1846 switch (event) { 1847 case SPLASH_INIT: 1848 if (add_scrn_saver(scsplash_saver) == 0) { 1849 sc->flags &= ~SC_SAVER_FAILED; 1850 run_scrn_saver = TRUE; 1851 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1852 scsplash_stick(TRUE); 1853 (*current_saver)(sc, TRUE); 1854 } 1855 } 1856 return 0; 1857 1858 case SPLASH_TERM: 1859 if (current_saver == scsplash_saver) { 1860 scsplash_stick(FALSE); 1861 error = remove_scrn_saver(scsplash_saver); 1862 if (error) 1863 return error; 1864 } 1865 return 0; 1866 1867 default: 1868 return EINVAL; 1869 } 1870 } 1871 1872 static void 1873 scsplash_saver(sc_softc_t *sc, int show) 1874 { 1875 static int busy = FALSE; 1876 scr_stat *scp; 1877 1878 if (busy) 1879 return; 1880 busy = TRUE; 1881 1882 scp = sc->cur_scp; 1883 if (show) { 1884 if (!(sc->flags & SC_SAVER_FAILED)) { 1885 if (!(sc->flags & SC_SCRN_BLANKED)) 1886 set_scrn_saver_mode(scp, -1, NULL, 0); 1887 switch (splash(sc->adp, TRUE)) { 1888 case 0: /* succeeded */ 1889 break; 1890 case EAGAIN: /* try later */ 1891 restore_scrn_saver_mode(scp, FALSE); 1892 sc_touch_scrn_saver(); /* XXX */ 1893 break; 1894 default: 1895 sc->flags |= SC_SAVER_FAILED; 1896 scsplash_stick(FALSE); 1897 restore_scrn_saver_mode(scp, TRUE); 1898 printf("scsplash_saver(): failed to put up the image\n"); 1899 break; 1900 } 1901 } 1902 } else if (!sticky_splash) { 1903 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1904 restore_scrn_saver_mode(scp, TRUE); 1905 } 1906 busy = FALSE; 1907 } 1908 1909 static int 1910 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1911 { 1912 #if 0 1913 int error; 1914 1915 if (current_saver != none_saver) { 1916 error = remove_scrn_saver(current_saver); 1917 if (error) 1918 return error; 1919 } 1920 #endif 1921 if (current_saver != none_saver) 1922 return EBUSY; 1923 1924 run_scrn_saver = FALSE; 1925 saver_mode = CONS_LKM_SAVER; 1926 current_saver = this_saver; 1927 return 0; 1928 } 1929 1930 static int 1931 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1932 { 1933 if (current_saver != this_saver) 1934 return EINVAL; 1935 1936 #if 0 1937 /* 1938 * In order to prevent `current_saver' from being called by 1939 * the timeout routine `scrn_timer()' while we manipulate 1940 * the saver list, we shall set `current_saver' to `none_saver' 1941 * before stopping the current saver, rather than blocking by `splXX()'. 1942 */ 1943 current_saver = none_saver; 1944 if (scrn_blanked) 1945 stop_scrn_saver(this_saver); 1946 #endif 1947 1948 /* unblank all blanked screens */ 1949 wait_scrn_saver_stop(NULL); 1950 if (scrn_blanked) 1951 return EBUSY; 1952 1953 current_saver = none_saver; 1954 return 0; 1955 } 1956 1957 static int 1958 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 1959 { 1960 int s; 1961 1962 /* assert(scp == scp->sc->cur_scp) */ 1963 s = spltty(); 1964 if (!ISGRAPHSC(scp)) 1965 sc_remove_cursor_image(scp); 1966 scp->splash_save_mode = scp->mode; 1967 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 1968 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 1969 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 1970 scp->sc->flags |= SC_SCRN_BLANKED; 1971 ++scrn_blanked; 1972 splx(s); 1973 if (mode < 0) 1974 return 0; 1975 scp->mode = mode; 1976 if (set_mode(scp) == 0) { 1977 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 1978 scp->status |= GRAPHICS_MODE; 1979 #ifndef SC_NO_PALETTE_LOADING 1980 if (pal != NULL) 1981 load_palette(scp->sc->adp, pal); 1982 #endif 1983 sc_set_border(scp, border); 1984 return 0; 1985 } else { 1986 s = spltty(); 1987 scp->mode = scp->splash_save_mode; 1988 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 1989 scp->status |= scp->splash_save_status; 1990 splx(s); 1991 return 1; 1992 } 1993 } 1994 1995 static int 1996 restore_scrn_saver_mode(scr_stat *scp, int changemode) 1997 { 1998 int mode; 1999 int status; 2000 int s; 2001 2002 /* assert(scp == scp->sc->cur_scp) */ 2003 s = spltty(); 2004 mode = scp->mode; 2005 status = scp->status; 2006 scp->mode = scp->splash_save_mode; 2007 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2008 scp->status |= scp->splash_save_status; 2009 scp->sc->flags &= ~SC_SCRN_BLANKED; 2010 if (!changemode) { 2011 if (!ISGRAPHSC(scp)) 2012 sc_draw_cursor_image(scp); 2013 --scrn_blanked; 2014 splx(s); 2015 return 0; 2016 } 2017 if (set_mode(scp) == 0) { 2018 #ifndef SC_NO_PALETTE_LOADING 2019 load_palette(scp->sc->adp, scp->sc->palette); 2020 #endif 2021 --scrn_blanked; 2022 splx(s); 2023 return 0; 2024 } else { 2025 scp->mode = mode; 2026 scp->status = status; 2027 splx(s); 2028 return 1; 2029 } 2030 } 2031 2032 static void 2033 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2034 { 2035 (*saver)(sc, FALSE); 2036 run_scrn_saver = FALSE; 2037 /* the screen saver may have chosen not to stop after all... */ 2038 if (sc->flags & SC_SCRN_BLANKED) 2039 return; 2040 2041 mark_all(sc->cur_scp); 2042 if (sc->delayed_next_scr) 2043 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2044 wakeup((caddr_t)&scrn_blanked); 2045 } 2046 2047 static int 2048 wait_scrn_saver_stop(sc_softc_t *sc) 2049 { 2050 int error = 0; 2051 2052 while (scrn_blanked > 0) { 2053 run_scrn_saver = FALSE; 2054 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2055 error = 0; 2056 break; 2057 } 2058 error = tsleep((caddr_t)&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2059 if ((error != 0) && (error != ERESTART)) 2060 break; 2061 } 2062 run_scrn_saver = FALSE; 2063 return error; 2064 } 2065 #endif /* NSPLASH */ 2066 2067 void 2068 sc_touch_scrn_saver(void) 2069 { 2070 scsplash_stick(FALSE); 2071 run_scrn_saver = FALSE; 2072 } 2073 2074 int 2075 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2076 { 2077 struct tty *tp; 2078 struct proc *p; 2079 int s; 2080 2081 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2082 2083 /* delay switch if the screen is blanked or being updated */ 2084 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2085 || sc->blink_in_progress || sc->videoio_in_progress) { 2086 sc->delayed_next_scr = next_scr + 1; 2087 sc_touch_scrn_saver(); 2088 DPRINTF(5, ("switch delayed\n")); 2089 return 0; 2090 } 2091 2092 s = spltty(); 2093 2094 /* we are in the middle of the vty switching process... */ 2095 if (sc->switch_in_progress 2096 && (sc->cur_scp->smode.mode == VT_PROCESS) 2097 && sc->cur_scp->proc) { 2098 p = pfind(sc->cur_scp->pid); 2099 if (sc->cur_scp->proc != p) { 2100 if (p) 2101 PROC_UNLOCK(p); 2102 /* 2103 * The controlling process has died!!. Do some clean up. 2104 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2105 * are not reset here yet; they will be cleared later. 2106 */ 2107 DPRINTF(5, ("cur_scp controlling process %d died, ", 2108 sc->cur_scp->pid)); 2109 if (sc->cur_scp->status & SWITCH_WAIT_REL) { 2110 /* 2111 * Force the previous switch to finish, but return now 2112 * with error. 2113 */ 2114 DPRINTF(5, ("reset WAIT_REL, ")); 2115 sc->cur_scp->status &= ~SWITCH_WAIT_REL; 2116 s = do_switch_scr(sc, s); 2117 splx(s); 2118 DPRINTF(5, ("finishing previous switch\n")); 2119 return EINVAL; 2120 } else if (sc->cur_scp->status & SWITCH_WAIT_ACQ) { 2121 /* let's assume screen switch has been completed. */ 2122 DPRINTF(5, ("reset WAIT_ACQ, ")); 2123 sc->cur_scp->status &= ~SWITCH_WAIT_ACQ; 2124 sc->switch_in_progress = 0; 2125 } else { 2126 /* 2127 * We are in between screen release and acquisition, and 2128 * reached here via scgetc() or scrn_timer() which has 2129 * interrupted exchange_scr(). Don't do anything stupid. 2130 */ 2131 DPRINTF(5, ("waiting nothing, ")); 2132 } 2133 } else { 2134 if (p) 2135 PROC_UNLOCK(p); 2136 /* 2137 * The controlling process is alive, but not responding... 2138 * It is either buggy or it may be just taking time. 2139 * The following code is a gross kludge to cope with this 2140 * problem for which there is no clean solution. XXX 2141 */ 2142 if (sc->cur_scp->status & SWITCH_WAIT_REL) { 2143 switch (sc->switch_in_progress++) { 2144 case 1: 2145 break; 2146 case 2: 2147 DPRINTF(5, ("sending relsig again, ")); 2148 signal_vt_rel(sc->cur_scp); 2149 break; 2150 case 3: 2151 break; 2152 case 4: 2153 default: 2154 /* 2155 * Act as if the controlling program returned 2156 * VT_FALSE. 2157 */ 2158 DPRINTF(5, ("force reset WAIT_REL, ")); 2159 sc->cur_scp->status &= ~SWITCH_WAIT_REL; 2160 sc->switch_in_progress = 0; 2161 splx(s); 2162 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2163 return EINVAL; 2164 } 2165 } else if (sc->cur_scp->status & SWITCH_WAIT_ACQ) { 2166 switch (sc->switch_in_progress++) { 2167 case 1: 2168 break; 2169 case 2: 2170 DPRINTF(5, ("sending acqsig again, ")); 2171 signal_vt_acq(sc->cur_scp); 2172 break; 2173 case 3: 2174 break; 2175 case 4: 2176 default: 2177 /* clear the flag and finish the previous switch */ 2178 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2179 sc->cur_scp->status &= ~SWITCH_WAIT_ACQ; 2180 sc->switch_in_progress = 0; 2181 break; 2182 } 2183 } 2184 } 2185 } 2186 2187 /* 2188 * Return error if an invalid argument is given, or vty switch 2189 * is still in progress. 2190 */ 2191 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2192 || sc->switch_in_progress) { 2193 splx(s); 2194 sc_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); 2195 DPRINTF(5, ("error 1\n")); 2196 return EINVAL; 2197 } 2198 2199 /* 2200 * Don't allow switching away from the graphics mode vty 2201 * if the switch mode is VT_AUTO, unless the next vty is the same 2202 * as the current or the current vty has been closed (but showing). 2203 */ 2204 tp = VIRTUAL_TTY(sc, sc->cur_scp->index); 2205 if ((sc->cur_scp->index != next_scr) 2206 && (tp->t_state & TS_ISOPEN) 2207 && (sc->cur_scp->smode.mode == VT_AUTO) 2208 && ISGRAPHSC(sc->cur_scp)) { 2209 splx(s); 2210 sc_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); 2211 DPRINTF(5, ("error, graphics mode\n")); 2212 return EINVAL; 2213 } 2214 2215 /* 2216 * Is the wanted vty open? Don't allow switching to a closed vty. 2217 * Note that we always allow the user to switch to the kernel 2218 * console even if it is closed. 2219 */ 2220 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2221 tp = VIRTUAL_TTY(sc, next_scr); 2222 if ((tp == NULL) || !(tp->t_state & TS_ISOPEN)) { 2223 splx(s); 2224 sc_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); 2225 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2226 return EINVAL; 2227 } 2228 } 2229 2230 /* this is the start of vty switching process... */ 2231 ++sc->switch_in_progress; 2232 sc->delayed_next_scr = 0; 2233 sc->old_scp = sc->cur_scp; 2234 sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); 2235 if (sc->new_scp == sc->old_scp) { 2236 sc->switch_in_progress = 0; 2237 wakeup((caddr_t)&sc->new_scp->smode); 2238 splx(s); 2239 DPRINTF(5, ("switch done (new == old)\n")); 2240 return 0; 2241 } 2242 2243 /* has controlling process died? */ 2244 vt_proc_alive(sc->old_scp); 2245 vt_proc_alive(sc->new_scp); 2246 2247 /* wait for the controlling process to release the screen, if necessary */ 2248 if (signal_vt_rel(sc->old_scp)) { 2249 splx(s); 2250 return 0; 2251 } 2252 2253 /* go set up the new vty screen */ 2254 splx(s); 2255 exchange_scr(sc); 2256 s = spltty(); 2257 2258 /* wake up processes waiting for this vty */ 2259 wakeup((caddr_t)&sc->cur_scp->smode); 2260 2261 /* wait for the controlling process to acknowledge, if necessary */ 2262 if (signal_vt_acq(sc->cur_scp)) { 2263 splx(s); 2264 return 0; 2265 } 2266 2267 sc->switch_in_progress = 0; 2268 if (sc->unit == sc_console_unit) 2269 cons_unavail = FALSE; 2270 splx(s); 2271 DPRINTF(5, ("switch done\n")); 2272 2273 return 0; 2274 } 2275 2276 static int 2277 do_switch_scr(sc_softc_t *sc, int s) 2278 { 2279 vt_proc_alive(sc->new_scp); 2280 2281 splx(s); 2282 exchange_scr(sc); 2283 s = spltty(); 2284 /* sc->cur_scp == sc->new_scp */ 2285 wakeup((caddr_t)&sc->cur_scp->smode); 2286 2287 /* wait for the controlling process to acknowledge, if necessary */ 2288 if (!signal_vt_acq(sc->cur_scp)) { 2289 sc->switch_in_progress = 0; 2290 if (sc->unit == sc_console_unit) 2291 cons_unavail = FALSE; 2292 } 2293 2294 return s; 2295 } 2296 2297 static int 2298 vt_proc_alive(scr_stat *scp) 2299 { 2300 struct proc *p; 2301 2302 if (scp->proc) { 2303 if ((p = pfind(scp->pid)) != NULL) 2304 PROC_UNLOCK(p); 2305 if (scp->proc == p) 2306 return TRUE; 2307 scp->proc = NULL; 2308 scp->smode.mode = VT_AUTO; 2309 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2310 } 2311 return FALSE; 2312 } 2313 2314 static int 2315 signal_vt_rel(scr_stat *scp) 2316 { 2317 if (scp->smode.mode != VT_PROCESS) 2318 return FALSE; 2319 scp->status |= SWITCH_WAIT_REL; 2320 PROC_LOCK(scp->proc); 2321 psignal(scp->proc, scp->smode.relsig); 2322 PROC_UNLOCK(scp->proc); 2323 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2324 return TRUE; 2325 } 2326 2327 static int 2328 signal_vt_acq(scr_stat *scp) 2329 { 2330 if (scp->smode.mode != VT_PROCESS) 2331 return FALSE; 2332 if (scp->sc->unit == sc_console_unit) 2333 cons_unavail = TRUE; 2334 scp->status |= SWITCH_WAIT_ACQ; 2335 PROC_LOCK(scp->proc); 2336 psignal(scp->proc, scp->smode.acqsig); 2337 PROC_UNLOCK(scp->proc); 2338 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2339 return TRUE; 2340 } 2341 2342 static void 2343 exchange_scr(sc_softc_t *sc) 2344 { 2345 scr_stat *scp; 2346 2347 /* save the current state of video and keyboard */ 2348 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2349 if (!ISGRAPHSC(sc->old_scp)) 2350 sc_remove_cursor_image(sc->old_scp); 2351 if (sc->old_scp->kbd_mode == K_XLATE) 2352 save_kbd_state(sc->old_scp); 2353 2354 /* set up the video for the new screen */ 2355 scp = sc->cur_scp = sc->new_scp; 2356 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2357 set_mode(scp); 2358 else 2359 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2360 (void *)sc->adp->va_window, FALSE); 2361 scp->status |= MOUSE_HIDDEN; 2362 sc_move_cursor(scp, scp->xpos, scp->ypos); 2363 if (!ISGRAPHSC(scp)) 2364 sc_set_cursor_image(scp); 2365 #ifndef SC_NO_PALETTE_LOADING 2366 if (ISGRAPHSC(sc->old_scp)) 2367 load_palette(sc->adp, sc->palette); 2368 #endif 2369 sc_set_border(scp, scp->border); 2370 2371 /* set up the keyboard for the new screen */ 2372 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2373 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2374 update_kbd_state(scp, scp->status, LOCK_MASK); 2375 2376 mark_all(scp); 2377 } 2378 2379 void 2380 sc_puts(scr_stat *scp, u_char *buf, int len) 2381 { 2382 #if NSPLASH > 0 2383 /* make screensaver happy */ 2384 if (!sticky_splash && scp == scp->sc->cur_scp) 2385 run_scrn_saver = FALSE; 2386 #endif 2387 2388 if (scp->tsw) 2389 (*scp->tsw->te_puts)(scp, buf, len); 2390 2391 if (scp->sc->delayed_next_scr) 2392 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2393 } 2394 2395 void 2396 sc_draw_cursor_image(scr_stat *scp) 2397 { 2398 /* assert(scp == scp->sc->cur_scp); */ 2399 ++scp->sc->videoio_in_progress; 2400 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2401 scp->sc->flags & SC_BLINK_CURSOR, TRUE, 2402 sc_inside_cutmark(scp, scp->cursor_pos)); 2403 scp->cursor_oldpos = scp->cursor_pos; 2404 --scp->sc->videoio_in_progress; 2405 } 2406 2407 void 2408 sc_remove_cursor_image(scr_stat *scp) 2409 { 2410 /* assert(scp == scp->sc->cur_scp); */ 2411 ++scp->sc->videoio_in_progress; 2412 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2413 scp->sc->flags & SC_BLINK_CURSOR, FALSE, 2414 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2415 --scp->sc->videoio_in_progress; 2416 } 2417 2418 static void 2419 update_cursor_image(scr_stat *scp) 2420 { 2421 int blink; 2422 2423 if (scp->sc->flags & SC_CHAR_CURSOR) { 2424 scp->cursor_base = imax(0, scp->sc->cursor_base); 2425 scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size); 2426 } else { 2427 scp->cursor_base = 0; 2428 scp->cursor_height = scp->font_size; 2429 } 2430 blink = scp->sc->flags & SC_BLINK_CURSOR; 2431 2432 /* assert(scp == scp->sc->cur_scp); */ 2433 ++scp->sc->videoio_in_progress; 2434 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, blink, FALSE, 2435 sc_inside_cutmark(scp, scp->cursor_pos)); 2436 (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, blink); 2437 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, blink, TRUE, 2438 sc_inside_cutmark(scp, scp->cursor_pos)); 2439 --scp->sc->videoio_in_progress; 2440 } 2441 2442 void 2443 sc_set_cursor_image(scr_stat *scp) 2444 { 2445 if (scp->sc->flags & SC_CHAR_CURSOR) { 2446 scp->cursor_base = imax(0, scp->sc->cursor_base); 2447 scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size); 2448 } else { 2449 scp->cursor_base = 0; 2450 scp->cursor_height = scp->font_size; 2451 } 2452 2453 /* assert(scp == scp->sc->cur_scp); */ 2454 ++scp->sc->videoio_in_progress; 2455 (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, 2456 scp->sc->flags & SC_BLINK_CURSOR); 2457 --scp->sc->videoio_in_progress; 2458 } 2459 2460 static void 2461 scinit(int unit, int flags) 2462 { 2463 /* 2464 * When syscons is being initialized as the kernel console, malloc() 2465 * is not yet functional, because various kernel structures has not been 2466 * fully initialized yet. Therefore, we need to declare the following 2467 * static buffers for the console. This is less than ideal, 2468 * but is necessry evil for the time being. XXX 2469 */ 2470 static scr_stat main_console; 2471 static dev_t main_devs[MAXCONS]; 2472 static struct tty main_tty; 2473 static u_short sc_buffer[ROW*COL]; /* XXX */ 2474 #ifndef SC_NO_FONT_LOADING 2475 static u_char font_8[256*8]; 2476 static u_char font_14[256*14]; 2477 static u_char font_16[256*16]; 2478 #endif 2479 2480 sc_softc_t *sc; 2481 scr_stat *scp; 2482 video_adapter_t *adp; 2483 int col; 2484 int row; 2485 int i; 2486 2487 /* one time initialization */ 2488 if (init_done == COLD) 2489 sc_get_bios_values(&bios_value); 2490 init_done = WARM; 2491 2492 /* 2493 * Allocate resources. Even if we are being called for the second 2494 * time, we must allocate them again, because they might have 2495 * disappeared... 2496 */ 2497 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2498 adp = NULL; 2499 if (sc->adapter >= 0) { 2500 vid_release(sc->adp, (void *)&sc->adapter); 2501 adp = sc->adp; 2502 sc->adp = NULL; 2503 } 2504 if (sc->keyboard >= 0) { 2505 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2506 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2507 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2508 if (sc->kbd != NULL) { 2509 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2510 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2511 } 2512 sc->kbd = NULL; 2513 } 2514 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2515 sc->adp = vid_get_adapter(sc->adapter); 2516 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2517 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2518 sckbdevent, sc); 2519 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2520 sc->kbd = kbd_get_keyboard(sc->keyboard); 2521 if (sc->kbd != NULL) { 2522 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2523 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2524 } 2525 2526 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2527 2528 sc->initial_mode = sc->adp->va_initial_mode; 2529 2530 #ifndef SC_NO_FONT_LOADING 2531 if (flags & SC_KERNEL_CONSOLE) { 2532 sc->font_8 = font_8; 2533 sc->font_14 = font_14; 2534 sc->font_16 = font_16; 2535 } else if (sc->font_8 == NULL) { 2536 /* assert(sc_malloc) */ 2537 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2538 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2539 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2540 } 2541 #endif 2542 2543 /* extract the hardware cursor location and hide the cursor for now */ 2544 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2545 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2546 2547 /* set up the first console */ 2548 sc->first_vty = unit*MAXCONS; 2549 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2550 if (flags & SC_KERNEL_CONSOLE) { 2551 sc->dev = main_devs; 2552 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2553 sc->dev[0]->si_tty = &main_tty; 2554 ttyregister(&main_tty); 2555 scp = &main_console; 2556 init_scp(sc, sc->first_vty, scp); 2557 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2558 (void *)sc_buffer, FALSE); 2559 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2560 sc_init_emulator(scp, "*"); 2561 (*scp->tsw->te_default_attr)(scp, 2562 kernel_default.std_color, 2563 kernel_default.rev_color); 2564 } else { 2565 /* assert(sc_malloc) */ 2566 sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2567 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2568 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2569 scp = alloc_scp(sc, sc->first_vty); 2570 } 2571 SC_STAT(sc->dev[0]) = scp; 2572 sc->cur_scp = scp; 2573 2574 /* copy screen to temporary buffer */ 2575 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2576 (void *)scp->sc->adp->va_window, FALSE); 2577 if (ISTEXTSC(scp)) 2578 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2579 2580 /* move cursors to the initial positions */ 2581 if (col >= scp->xsize) 2582 col = 0; 2583 if (row >= scp->ysize) 2584 row = scp->ysize - 1; 2585 scp->xpos = col; 2586 scp->ypos = row; 2587 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2588 if (bios_value.cursor_end < scp->font_size) 2589 sc->cursor_base = scp->font_size - bios_value.cursor_end - 1; 2590 else 2591 sc->cursor_base = 0; 2592 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2593 sc->cursor_height = imin(i, scp->font_size); 2594 #ifndef SC_NO_SYSMOUSE 2595 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2596 #endif 2597 if (!ISGRAPHSC(scp)) { 2598 sc_set_cursor_image(scp); 2599 sc_draw_cursor_image(scp); 2600 } 2601 2602 /* save font and palette */ 2603 #ifndef SC_NO_FONT_LOADING 2604 sc->fonts_loaded = 0; 2605 if (ISFONTAVAIL(sc->adp->va_flags)) { 2606 #ifdef SC_DFLT_FONT 2607 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2608 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2609 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2610 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2611 if (scp->font_size < 14) { 2612 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2613 } else if (scp->font_size >= 16) { 2614 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2615 } else { 2616 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2617 } 2618 #else /* !SC_DFLT_FONT */ 2619 if (scp->font_size < 14) { 2620 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2621 sc->fonts_loaded = FONT_8; 2622 } else if (scp->font_size >= 16) { 2623 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2624 sc->fonts_loaded = FONT_16; 2625 } else { 2626 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2627 sc->fonts_loaded = FONT_14; 2628 } 2629 #endif /* SC_DFLT_FONT */ 2630 /* FONT KLUDGE: always use the font page #0. XXX */ 2631 sc_show_font(scp, 0); 2632 } 2633 #endif /* !SC_NO_FONT_LOADING */ 2634 2635 #ifndef SC_NO_PALETTE_LOADING 2636 save_palette(sc->adp, sc->palette); 2637 #endif 2638 2639 #if NSPLASH > 0 2640 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 2641 /* we are ready to put up the splash image! */ 2642 splash_init(sc->adp, scsplash_callback, sc); 2643 sc->flags |= SC_SPLASH_SCRN; 2644 } 2645 #endif /* NSPLASH */ 2646 } 2647 2648 /* the rest is not necessary, if we have done it once */ 2649 if (sc->flags & SC_INIT_DONE) 2650 return; 2651 2652 /* initialize mapscrn arrays to a one to one map */ 2653 for (i = 0; i < sizeof(sc->scr_map); i++) 2654 sc->scr_map[i] = sc->scr_rmap[i] = i; 2655 2656 sc->flags |= SC_INIT_DONE; 2657 } 2658 2659 #if __i386__ 2660 static void 2661 scterm(int unit, int flags) 2662 { 2663 sc_softc_t *sc; 2664 scr_stat *scp; 2665 2666 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2667 if (sc == NULL) 2668 return; /* shouldn't happen */ 2669 2670 #if NSPLASH > 0 2671 /* this console is no longer available for the splash screen */ 2672 if (sc->flags & SC_SPLASH_SCRN) { 2673 splash_term(sc->adp); 2674 sc->flags &= ~SC_SPLASH_SCRN; 2675 } 2676 #endif /* NSPLASH */ 2677 2678 #if 0 /* XXX */ 2679 /* move the hardware cursor to the upper-left corner */ 2680 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2681 #endif 2682 2683 /* release the keyboard and the video card */ 2684 if (sc->keyboard >= 0) 2685 kbd_release(sc->kbd, &sc->keyboard); 2686 if (sc->adapter >= 0) 2687 vid_release(sc->adp, &sc->adapter); 2688 2689 /* stop the terminal emulator, if any */ 2690 scp = SC_STAT(sc->dev[0]); 2691 if (scp->tsw) 2692 (*scp->tsw->te_term)(scp, &scp->ts); 2693 if (scp->ts != NULL) 2694 free(scp->ts, M_DEVBUF); 2695 2696 /* clear the structure */ 2697 if (!(flags & SC_KERNEL_CONSOLE)) { 2698 /* XXX: We need delete_dev() for this */ 2699 free(sc->dev, M_DEVBUF); 2700 #if 0 2701 /* XXX: We need a ttyunregister for this */ 2702 free(sc->tty, M_DEVBUF); 2703 #endif 2704 #ifndef SC_NO_FONT_LOADING 2705 free(sc->font_8, M_DEVBUF); 2706 free(sc->font_14, M_DEVBUF); 2707 free(sc->font_16, M_DEVBUF); 2708 #endif 2709 /* XXX vtb, history */ 2710 } 2711 bzero(sc, sizeof(*sc)); 2712 sc->keyboard = -1; 2713 sc->adapter = -1; 2714 } 2715 #endif 2716 2717 static void 2718 scshutdown(void *arg, int howto) 2719 { 2720 /* assert(sc_console != NULL) */ 2721 2722 sc_touch_scrn_saver(); 2723 if (!cold && sc_console 2724 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2725 && sc_console->smode.mode == VT_AUTO) 2726 sc_switch_scr(sc_console->sc, sc_console->index); 2727 shutdown_in_progress = TRUE; 2728 } 2729 2730 int 2731 sc_clean_up(scr_stat *scp) 2732 { 2733 #if NSPLASH > 0 2734 int error; 2735 #endif /* NSPLASH */ 2736 2737 sc_touch_scrn_saver(); 2738 #if NSPLASH > 0 2739 if ((error = wait_scrn_saver_stop(scp->sc))) 2740 return error; 2741 #endif /* NSPLASH */ 2742 scp->status |= MOUSE_HIDDEN; 2743 sc_remove_mouse_image(scp); 2744 sc_remove_cutmarking(scp); 2745 return 0; 2746 } 2747 2748 void 2749 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2750 { 2751 sc_vtb_t new; 2752 sc_vtb_t old; 2753 2754 old = scp->vtb; 2755 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2756 if (!discard && (old.vtb_flags & VTB_VALID)) { 2757 /* retain the current cursor position and buffer contants */ 2758 scp->cursor_oldpos = scp->cursor_pos; 2759 /* 2760 * This works only if the old buffer has the same size as or larger 2761 * than the new one. XXX 2762 */ 2763 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2764 scp->vtb = new; 2765 } else { 2766 scp->vtb = new; 2767 sc_vtb_destroy(&old); 2768 } 2769 2770 #ifndef SC_NO_SYSMOUSE 2771 /* move the mouse cursor at the center of the screen */ 2772 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2773 #endif 2774 } 2775 2776 static scr_stat 2777 *alloc_scp(sc_softc_t *sc, int vty) 2778 { 2779 scr_stat *scp; 2780 2781 /* assert(sc_malloc) */ 2782 2783 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2784 init_scp(sc, vty, scp); 2785 2786 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2787 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2788 sc_init_emulator(scp, "*"); 2789 2790 #ifndef SC_NO_CUTPASTE 2791 if (ISMOUSEAVAIL(sc->adp->va_flags)) 2792 sc_alloc_cut_buffer(scp, TRUE); 2793 #endif 2794 2795 #ifndef SC_NO_HISTORY 2796 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2797 #endif 2798 2799 return scp; 2800 } 2801 2802 static void 2803 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2804 { 2805 video_info_t info; 2806 2807 bzero(scp, sizeof(*scp)); 2808 2809 scp->index = vty; 2810 scp->sc = sc; 2811 scp->status = 0; 2812 scp->mode = sc->initial_mode; 2813 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2814 if (info.vi_flags & V_INFO_GRAPHICS) { 2815 scp->status |= GRAPHICS_MODE; 2816 scp->xpixel = info.vi_width; 2817 scp->ypixel = info.vi_height; 2818 scp->xsize = info.vi_width/8; 2819 scp->ysize = info.vi_height/info.vi_cheight; 2820 scp->font_size = 0; 2821 scp->font = NULL; 2822 } else { 2823 scp->xsize = info.vi_width; 2824 scp->ysize = info.vi_height; 2825 scp->xpixel = scp->xsize*8; 2826 scp->ypixel = scp->ysize*info.vi_cheight; 2827 if (info.vi_cheight < 14) { 2828 scp->font_size = 8; 2829 #ifndef SC_NO_FONT_LOADING 2830 scp->font = sc->font_8; 2831 #else 2832 scp->font = NULL; 2833 #endif 2834 } else if (info.vi_cheight >= 16) { 2835 scp->font_size = 16; 2836 #ifndef SC_NO_FONT_LOADING 2837 scp->font = sc->font_16; 2838 #else 2839 scp->font = NULL; 2840 #endif 2841 } else { 2842 scp->font_size = 14; 2843 #ifndef SC_NO_FONT_LOADING 2844 scp->font = sc->font_14; 2845 #else 2846 scp->font = NULL; 2847 #endif 2848 } 2849 } 2850 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 2851 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 2852 scp->xoff = scp->yoff = 0; 2853 scp->xpos = scp->ypos = 0; 2854 scp->start = scp->xsize * scp->ysize - 1; 2855 scp->end = 0; 2856 scp->tsw = NULL; 2857 scp->ts = NULL; 2858 scp->rndr = NULL; 2859 scp->border = BG_BLACK; 2860 scp->cursor_base = sc->cursor_base; 2861 scp->cursor_height = imin(sc->cursor_height, scp->font_size); 2862 scp->mouse_cut_start = scp->xsize*scp->ysize; 2863 scp->mouse_cut_end = -1; 2864 scp->mouse_signal = 0; 2865 scp->mouse_pid = 0; 2866 scp->mouse_proc = NULL; 2867 scp->kbd_mode = K_XLATE; 2868 scp->bell_pitch = bios_value.bell_pitch; 2869 scp->bell_duration = BELL_DURATION; 2870 scp->status |= (bios_value.shift_state & NLKED); 2871 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 2872 scp->pid = 0; 2873 scp->proc = NULL; 2874 scp->smode.mode = VT_AUTO; 2875 scp->history = NULL; 2876 scp->history_pos = 0; 2877 scp->history_size = 0; 2878 } 2879 2880 int 2881 sc_init_emulator(scr_stat *scp, char *name) 2882 { 2883 sc_term_sw_t *sw; 2884 sc_rndr_sw_t *rndr; 2885 void *p; 2886 int error; 2887 2888 if (name == NULL) /* if no name is given, use the current emulator */ 2889 sw = scp->tsw; 2890 else /* ...otherwise find the named emulator */ 2891 sw = sc_term_match(name); 2892 if (sw == NULL) 2893 return EINVAL; 2894 2895 rndr = NULL; 2896 if (strcmp(sw->te_renderer, "*") != 0) { 2897 rndr = sc_render_match(scp, sw->te_renderer, 2898 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2899 } 2900 if (rndr == NULL) { 2901 rndr = sc_render_match(scp, scp->sc->adp->va_name, 2902 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2903 if (rndr == NULL) 2904 return ENODEV; 2905 } 2906 2907 if (sw == scp->tsw) { 2908 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 2909 scp->rndr = rndr; 2910 sc_clear_screen(scp); 2911 /* assert(error == 0); */ 2912 return error; 2913 } 2914 2915 if (sc_malloc && (sw->te_size > 0)) 2916 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 2917 else 2918 p = NULL; 2919 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 2920 if (error) 2921 return error; 2922 2923 if (scp->tsw) 2924 (*scp->tsw->te_term)(scp, &scp->ts); 2925 if (scp->ts != NULL) 2926 free(scp->ts, M_DEVBUF); 2927 scp->tsw = sw; 2928 scp->ts = p; 2929 scp->rndr = rndr; 2930 2931 /* XXX */ 2932 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 2933 sc_clear_screen(scp); 2934 2935 return 0; 2936 } 2937 2938 /* 2939 * scgetc(flags) - get character from keyboard. 2940 * If flags & SCGETC_CN, then avoid harmful side effects. 2941 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 2942 * return NOKEY if there is nothing there. 2943 */ 2944 static u_int 2945 scgetc(sc_softc_t *sc, u_int flags) 2946 { 2947 scr_stat *scp; 2948 #ifndef SC_NO_HISTORY 2949 struct tty *tp; 2950 #endif 2951 u_int c; 2952 int this_scr; 2953 int f; 2954 int i; 2955 2956 if (sc->kbd == NULL) 2957 return NOKEY; 2958 2959 next_code: 2960 #if 1 2961 /* I don't like this, but... XXX */ 2962 if (flags & SCGETC_CN) 2963 sccnupdate(sc->cur_scp); 2964 #endif 2965 scp = sc->cur_scp; 2966 /* first see if there is something in the keyboard port */ 2967 for (;;) { 2968 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 2969 if (c == ERRKEY) { 2970 if (!(flags & SCGETC_CN)) 2971 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 2972 } else if (c == NOKEY) 2973 return c; 2974 else 2975 break; 2976 } 2977 2978 /* make screensaver happy */ 2979 if (!(c & RELKEY)) 2980 sc_touch_scrn_saver(); 2981 2982 if (!(flags & SCGETC_CN)) 2983 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 2984 2985 if (scp->kbd_mode != K_XLATE) 2986 return KEYCHAR(c); 2987 2988 /* if scroll-lock pressed allow history browsing */ 2989 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 2990 2991 scp->status &= ~CURSOR_ENABLED; 2992 sc_remove_cursor_image(scp); 2993 2994 #ifndef SC_NO_HISTORY 2995 if (!(scp->status & BUFFER_SAVED)) { 2996 scp->status |= BUFFER_SAVED; 2997 sc_hist_save(scp); 2998 } 2999 switch (c) { 3000 /* FIXME: key codes */ 3001 case SPCLKEY | FKEY | F(49): /* home key */ 3002 sc_remove_cutmarking(scp); 3003 sc_hist_home(scp); 3004 goto next_code; 3005 3006 case SPCLKEY | FKEY | F(57): /* end key */ 3007 sc_remove_cutmarking(scp); 3008 sc_hist_end(scp); 3009 goto next_code; 3010 3011 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3012 sc_remove_cutmarking(scp); 3013 if (sc_hist_up_line(scp)) 3014 if (!(flags & SCGETC_CN)) 3015 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3016 goto next_code; 3017 3018 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3019 sc_remove_cutmarking(scp); 3020 if (sc_hist_down_line(scp)) 3021 if (!(flags & SCGETC_CN)) 3022 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3023 goto next_code; 3024 3025 case SPCLKEY | FKEY | F(51): /* page up key */ 3026 sc_remove_cutmarking(scp); 3027 for (i=0; i<scp->ysize; i++) 3028 if (sc_hist_up_line(scp)) { 3029 if (!(flags & SCGETC_CN)) 3030 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3031 break; 3032 } 3033 goto next_code; 3034 3035 case SPCLKEY | FKEY | F(59): /* page down key */ 3036 sc_remove_cutmarking(scp); 3037 for (i=0; i<scp->ysize; i++) 3038 if (sc_hist_down_line(scp)) { 3039 if (!(flags & SCGETC_CN)) 3040 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3041 break; 3042 } 3043 goto next_code; 3044 } 3045 #endif /* SC_NO_HISTORY */ 3046 } 3047 3048 /* 3049 * Process and consume special keys here. Return a plain char code 3050 * or a char code with the META flag or a function key code. 3051 */ 3052 if (c & RELKEY) { 3053 /* key released */ 3054 /* goto next_code */ 3055 } else { 3056 /* key pressed */ 3057 if (c & SPCLKEY) { 3058 c &= ~SPCLKEY; 3059 switch (KEYCHAR(c)) { 3060 /* LOCKING KEYS */ 3061 case NLK: case CLK: case ALK: 3062 break; 3063 case SLK: 3064 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3065 if (f & SLKED) { 3066 scp->status |= SLKED; 3067 } else { 3068 if (scp->status & SLKED) { 3069 scp->status &= ~SLKED; 3070 #ifndef SC_NO_HISTORY 3071 if (scp->status & BUFFER_SAVED) { 3072 if (!sc_hist_restore(scp)) 3073 sc_remove_cutmarking(scp); 3074 scp->status &= ~BUFFER_SAVED; 3075 scp->status |= CURSOR_ENABLED; 3076 sc_draw_cursor_image(scp); 3077 } 3078 tp = VIRTUAL_TTY(sc, scp->index); 3079 if (tp->t_state & TS_ISOPEN) 3080 scstart(tp); 3081 #endif 3082 } 3083 } 3084 break; 3085 3086 case PASTE: 3087 #ifndef SC_NO_CUTPASTE 3088 sc_mouse_paste(scp); 3089 #endif 3090 break; 3091 3092 /* NON-LOCKING KEYS */ 3093 case NOP: 3094 case LSH: case RSH: case LCTR: case RCTR: 3095 case LALT: case RALT: case ASH: case META: 3096 break; 3097 3098 case BTAB: 3099 if (!(sc->flags & SC_SCRN_BLANKED)) 3100 return c; 3101 break; 3102 3103 case SPSC: 3104 #if NSPLASH > 0 3105 /* force activatation/deactivation of the screen saver */ 3106 if (!(sc->flags & SC_SCRN_BLANKED)) { 3107 run_scrn_saver = TRUE; 3108 sc->scrn_time_stamp -= scrn_blank_time; 3109 } 3110 if (cold) { 3111 /* 3112 * While devices are being probed, the screen saver need 3113 * to be invoked explictly. XXX 3114 */ 3115 if (sc->flags & SC_SCRN_BLANKED) { 3116 scsplash_stick(FALSE); 3117 stop_scrn_saver(sc, current_saver); 3118 } else { 3119 if (!ISGRAPHSC(scp)) { 3120 scsplash_stick(TRUE); 3121 (*current_saver)(sc, TRUE); 3122 } 3123 } 3124 } 3125 #endif /* NSPLASH */ 3126 break; 3127 3128 case RBT: 3129 #ifndef SC_DISABLE_REBOOT 3130 shutdown_nice(0); 3131 #endif 3132 break; 3133 3134 case HALT: 3135 #ifndef SC_DISABLE_REBOOT 3136 shutdown_nice(RB_HALT); 3137 #endif 3138 break; 3139 3140 case PDWN: 3141 #ifndef SC_DISABLE_REBOOT 3142 shutdown_nice(RB_HALT|RB_POWEROFF); 3143 #endif 3144 break; 3145 3146 #ifdef DEV_APM 3147 case SUSP: 3148 apm_suspend(PMST_SUSPEND); 3149 break; 3150 case STBY: 3151 apm_suspend(PMST_STANDBY); 3152 break; 3153 #else 3154 case SUSP: 3155 case STBY: 3156 break; 3157 #endif 3158 3159 case DBG: 3160 #ifndef SC_DISABLE_DDBKEY 3161 #ifdef DDB 3162 Debugger("manual escape to debugger"); 3163 #else 3164 printf("No debugger in kernel\n"); 3165 #endif 3166 #else /* SC_DISABLE_DDBKEY */ 3167 /* do nothing */ 3168 #endif /* SC_DISABLE_DDBKEY */ 3169 break; 3170 3171 case PNC: 3172 if (enable_panic_key) 3173 panic("Forced by the panic key"); 3174 break; 3175 3176 case NEXT: 3177 this_scr = scp->index; 3178 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3179 sc->first_vty + i != this_scr; 3180 i = (i + 1)%sc->vtys) { 3181 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3182 if (tp && tp->t_state & TS_ISOPEN) { 3183 sc_switch_scr(scp->sc, sc->first_vty + i); 3184 break; 3185 } 3186 } 3187 break; 3188 3189 case PREV: 3190 this_scr = scp->index; 3191 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3192 sc->first_vty + i != this_scr; 3193 i = (i + sc->vtys - 1)%sc->vtys) { 3194 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3195 if (tp && tp->t_state & TS_ISOPEN) { 3196 sc_switch_scr(scp->sc, sc->first_vty + i); 3197 break; 3198 } 3199 } 3200 break; 3201 3202 default: 3203 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3204 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3205 break; 3206 } 3207 /* assert(c & FKEY) */ 3208 if (!(sc->flags & SC_SCRN_BLANKED)) 3209 return c; 3210 break; 3211 } 3212 /* goto next_code */ 3213 } else { 3214 /* regular keys (maybe MKEY is set) */ 3215 if (!(sc->flags & SC_SCRN_BLANKED)) 3216 return c; 3217 } 3218 } 3219 3220 goto next_code; 3221 } 3222 3223 int 3224 scmmap(dev_t dev, vm_offset_t offset, int nprot) 3225 { 3226 scr_stat *scp; 3227 3228 scp = SC_STAT(dev); 3229 if (scp != scp->sc->cur_scp) 3230 return -1; 3231 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, nprot); 3232 } 3233 3234 static int 3235 save_kbd_state(scr_stat *scp) 3236 { 3237 int state; 3238 int error; 3239 3240 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3241 if (error == ENOIOCTL) 3242 error = ENODEV; 3243 if (error == 0) { 3244 scp->status &= ~LOCK_MASK; 3245 scp->status |= state; 3246 } 3247 return error; 3248 } 3249 3250 static int 3251 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3252 { 3253 int state; 3254 int error; 3255 3256 if (mask != LOCK_MASK) { 3257 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3258 if (error == ENOIOCTL) 3259 error = ENODEV; 3260 if (error) 3261 return error; 3262 state &= ~mask; 3263 state |= new_bits & mask; 3264 } else { 3265 state = new_bits & LOCK_MASK; 3266 } 3267 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3268 if (error == ENOIOCTL) 3269 error = ENODEV; 3270 return error; 3271 } 3272 3273 static int 3274 update_kbd_leds(scr_stat *scp, int which) 3275 { 3276 int error; 3277 3278 which &= LOCK_MASK; 3279 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3280 if (error == ENOIOCTL) 3281 error = ENODEV; 3282 return error; 3283 } 3284 3285 int 3286 set_mode(scr_stat *scp) 3287 { 3288 video_info_t info; 3289 3290 /* reject unsupported mode */ 3291 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3292 return 1; 3293 3294 /* if this vty is not currently showing, do nothing */ 3295 if (scp != scp->sc->cur_scp) 3296 return 0; 3297 3298 /* setup video hardware for the given mode */ 3299 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3300 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3301 (void *)scp->sc->adp->va_window, FALSE); 3302 3303 #ifndef SC_NO_FONT_LOADING 3304 /* load appropriate font */ 3305 if (!(scp->status & GRAPHICS_MODE)) { 3306 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3307 if (scp->font_size < 14) { 3308 if (scp->sc->fonts_loaded & FONT_8) 3309 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3310 } else if (scp->font_size >= 16) { 3311 if (scp->sc->fonts_loaded & FONT_16) 3312 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3313 } else { 3314 if (scp->sc->fonts_loaded & FONT_14) 3315 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3316 } 3317 /* 3318 * FONT KLUDGE: 3319 * This is an interim kludge to display correct font. 3320 * Always use the font page #0 on the video plane 2. 3321 * Somehow we cannot show the font in other font pages on 3322 * some video cards... XXX 3323 */ 3324 sc_show_font(scp, 0); 3325 } 3326 mark_all(scp); 3327 } 3328 #endif /* !SC_NO_FONT_LOADING */ 3329 3330 sc_set_border(scp, scp->border); 3331 sc_set_cursor_image(scp); 3332 3333 return 0; 3334 } 3335 3336 void 3337 sc_set_border(scr_stat *scp, int color) 3338 { 3339 ++scp->sc->videoio_in_progress; 3340 (*scp->rndr->draw_border)(scp, color); 3341 --scp->sc->videoio_in_progress; 3342 } 3343 3344 #ifndef SC_NO_FONT_LOADING 3345 void 3346 sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3347 int base, int count) 3348 { 3349 sc_softc_t *sc; 3350 3351 sc = scp->sc; 3352 sc->font_loading_in_progress = TRUE; 3353 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3354 sc->font_loading_in_progress = FALSE; 3355 } 3356 3357 void 3358 sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3359 int base, int count) 3360 { 3361 sc_softc_t *sc; 3362 3363 sc = scp->sc; 3364 sc->font_loading_in_progress = TRUE; 3365 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3366 sc->font_loading_in_progress = FALSE; 3367 } 3368 3369 void 3370 sc_show_font(scr_stat *scp, int page) 3371 { 3372 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3373 } 3374 #endif /* !SC_NO_FONT_LOADING */ 3375 3376 void 3377 sc_paste(scr_stat *scp, u_char *p, int count) 3378 { 3379 struct tty *tp; 3380 u_char *rmap; 3381 3382 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3383 if (!(tp->t_state & TS_ISOPEN)) 3384 return; 3385 rmap = scp->sc->scr_rmap; 3386 for (; count > 0; --count) 3387 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 3388 } 3389 3390 void 3391 sc_bell(scr_stat *scp, int pitch, int duration) 3392 { 3393 if (cold || shutdown_in_progress) 3394 return; 3395 3396 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3397 return; 3398 3399 if (scp->sc->flags & SC_VISUAL_BELL) { 3400 if (scp->sc->blink_in_progress) 3401 return; 3402 scp->sc->blink_in_progress = 3; 3403 if (scp != scp->sc->cur_scp) 3404 scp->sc->blink_in_progress += 2; 3405 blink_screen(scp->sc->cur_scp); 3406 } else { 3407 if (scp != scp->sc->cur_scp) 3408 pitch *= 2; 3409 sysbeep(pitch, duration); 3410 } 3411 } 3412 3413 static void 3414 blink_screen(void *arg) 3415 { 3416 scr_stat *scp = arg; 3417 struct tty *tp; 3418 3419 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3420 scp->sc->blink_in_progress = 0; 3421 mark_all(scp); 3422 tp = VIRTUAL_TTY(scp->sc, scp->index); 3423 if (tp->t_state & TS_ISOPEN) 3424 scstart(tp); 3425 if (scp->sc->delayed_next_scr) 3426 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3427 } 3428 else { 3429 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3430 scp->sc->blink_in_progress & 1); 3431 scp->sc->blink_in_progress--; 3432 timeout(blink_screen, scp, hz / 10); 3433 } 3434 } 3435