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