1 /*- 2 * Copyright (c) 1992-1998 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31 #include "splash.h" 32 #include "opt_syscons.h" 33 #include "opt_ddb.h" 34 #ifdef __i386__ 35 #include "opt_apm.h" 36 #endif 37 38 #include <sys/param.h> 39 #include <sys/systm.h> 40 #include <sys/conf.h> 41 #include <sys/cons.h> 42 #include <sys/consio.h> 43 #include <sys/eventhandler.h> 44 #include <sys/fbio.h> 45 #include <sys/kbio.h> 46 #include <sys/kernel.h> 47 #include <sys/lock.h> 48 #include <sys/malloc.h> 49 #include <sys/mutex.h> 50 #include <sys/proc.h> 51 #include <sys/random.h> 52 #include <sys/reboot.h> 53 #include <sys/signalvar.h> 54 #include <sys/sysctl.h> 55 #include <sys/tty.h> 56 57 #include <machine/clock.h> 58 #include <machine/psl.h> 59 #include <machine/pc/display.h> 60 #ifdef __i386__ 61 #include <machine/apm_bios.h> 62 #include <machine/frame.h> 63 #endif 64 65 #include <dev/kbd/kbdreg.h> 66 #include <dev/fb/fbreg.h> 67 #include <dev/fb/splashreg.h> 68 #include <dev/syscons/syscons.h> 69 70 #define COLD 0 71 #define WARM 1 72 73 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 74 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 75 76 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 77 78 typedef struct default_attr { 79 int std_color; /* normal hardware color */ 80 int rev_color; /* reverse hardware color */ 81 } default_attr; 82 83 static default_attr user_default = { 84 SC_NORM_ATTR, 85 SC_NORM_REV_ATTR, 86 }; 87 88 static default_attr kernel_default = { 89 SC_KERNEL_CONS_ATTR, 90 SC_KERNEL_CONS_REV_ATTR, 91 }; 92 93 static int sc_console_unit = -1; 94 static scr_stat *sc_console; 95 static struct tty *sc_console_tty; 96 static void *kernel_console_ts; 97 98 static char init_done = COLD; 99 static char shutdown_in_progress = FALSE; 100 static char sc_malloc = FALSE; 101 102 static int saver_mode = CONS_LKM_SAVER; /* LKM/user saver */ 103 static int run_scrn_saver = FALSE; /* should run the saver? */ 104 static long scrn_blank_time = 0; /* screen saver timeout value */ 105 #if NSPLASH > 0 106 static int scrn_blanked; /* # of blanked screen */ 107 static int sticky_splash = FALSE; 108 109 static void none_saver(sc_softc_t *sc, int blank) { } 110 static void (*current_saver)(sc_softc_t *, int) = none_saver; 111 #endif 112 113 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 114 #include "font.h" 115 #endif 116 117 d_ioctl_t *sc_user_ioctl; 118 119 static bios_values_t bios_value; 120 121 static int enable_panic_key; 122 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 123 0, ""); 124 125 #define SC_CONSOLECTL 255 126 127 #define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 128 SC_DEV((sc), (x))->si_tty : NULL) 129 130 static int debugger; 131 132 /* prototypes */ 133 static int scvidprobe(int unit, int flags, int cons); 134 static int sckbdprobe(int unit, int flags, int cons); 135 static void scmeminit(void *arg); 136 static int scdevtounit(dev_t dev); 137 static kbd_callback_func_t sckbdevent; 138 static int scparam(struct tty *tp, struct termios *t); 139 static void scstart(struct tty *tp); 140 static void scinit(int unit, int flags); 141 #if __i386__ 142 static void scterm(int unit, int flags); 143 #endif 144 static void scshutdown(void *arg, int howto); 145 static u_int scgetc(sc_softc_t *sc, u_int flags); 146 #define SCGETC_CN 1 147 #define SCGETC_NONBLOCK 2 148 static int sccngetch(int flags); 149 static void sccnupdate(scr_stat *scp); 150 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 151 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 152 static timeout_t scrn_timer; 153 static int and_region(int *s1, int *e1, int s2, int e2); 154 static void scrn_update(scr_stat *scp, int show_cursor); 155 156 #if NSPLASH > 0 157 static int scsplash_callback(int event, void *arg); 158 static void scsplash_saver(sc_softc_t *sc, int show); 159 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 160 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 161 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 162 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 163 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 164 static int wait_scrn_saver_stop(sc_softc_t *sc); 165 #define scsplash_stick(stick) (sticky_splash = (stick)) 166 #else /* !NSPLASH */ 167 #define scsplash_stick(stick) 168 #endif /* NSPLASH */ 169 170 static int do_switch_scr(sc_softc_t *sc, int s); 171 static int vt_proc_alive(scr_stat *scp); 172 static int signal_vt_rel(scr_stat *scp); 173 static int signal_vt_acq(scr_stat *scp); 174 static void exchange_scr(sc_softc_t *sc); 175 static void update_cursor_image(scr_stat *scp); 176 static int save_kbd_state(scr_stat *scp); 177 static int update_kbd_state(scr_stat *scp, int state, int mask); 178 static int update_kbd_leds(scr_stat *scp, int which); 179 static timeout_t blink_screen; 180 181 #define CDEV_MAJOR 12 182 183 static cn_probe_t sccnprobe; 184 static cn_init_t sccninit; 185 static cn_getc_t sccngetc; 186 static cn_checkc_t sccncheckc; 187 static cn_putc_t sccnputc; 188 static cn_dbctl_t sccndbctl; 189 static cn_term_t sccnterm; 190 191 #if __alpha__ 192 void sccnattach(void); 193 #endif 194 195 CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 196 sccndbctl); 197 198 static d_open_t scopen; 199 static d_close_t scclose; 200 static d_read_t scread; 201 static d_ioctl_t scioctl; 202 static d_mmap_t scmmap; 203 204 static struct cdevsw sc_cdevsw = { 205 /* open */ scopen, 206 /* close */ scclose, 207 /* read */ scread, 208 /* write */ ttywrite, 209 /* ioctl */ scioctl, 210 /* poll */ ttypoll, 211 /* mmap */ scmmap, 212 /* strategy */ nostrategy, 213 /* name */ "sc", 214 /* maj */ CDEV_MAJOR, 215 /* dump */ nodump, 216 /* psize */ nopsize, 217 /* flags */ D_TTY, 218 }; 219 220 int 221 sc_probe_unit(int unit, int flags) 222 { 223 if (!scvidprobe(unit, flags, FALSE)) { 224 if (bootverbose) 225 printf("sc%d: no video adapter is found.\n", unit); 226 return ENXIO; 227 } 228 229 /* syscons will be attached even when there is no keyboard */ 230 sckbdprobe(unit, flags, FALSE); 231 232 return 0; 233 } 234 235 /* probe video adapters, return TRUE if found */ 236 static int 237 scvidprobe(int unit, int flags, int cons) 238 { 239 /* 240 * Access the video adapter driver through the back door! 241 * Video adapter drivers need to be configured before syscons. 242 * However, when syscons is being probed as the low-level console, 243 * they have not been initialized yet. We force them to initialize 244 * themselves here. XXX 245 */ 246 vid_configure(cons ? VIO_PROBE_ONLY : 0); 247 248 return (vid_find_adapter("*", unit) >= 0); 249 } 250 251 /* probe the keyboard, return TRUE if found */ 252 static int 253 sckbdprobe(int unit, int flags, int cons) 254 { 255 /* access the keyboard driver through the backdoor! */ 256 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 257 258 return (kbd_find_keyboard("*", unit) >= 0); 259 } 260 261 static char 262 *adapter_name(video_adapter_t *adp) 263 { 264 static struct { 265 int type; 266 char *name[2]; 267 } names[] = { 268 { KD_MONO, { "MDA", "MDA" } }, 269 { KD_HERCULES, { "Hercules", "Hercules" } }, 270 { KD_CGA, { "CGA", "CGA" } }, 271 { KD_EGA, { "EGA", "EGA (mono)" } }, 272 { KD_VGA, { "VGA", "VGA (mono)" } }, 273 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 274 { KD_TGA, { "TGA", "TGA" } }, 275 { -1, { "Unknown", "Unknown" } }, 276 }; 277 int i; 278 279 for (i = 0; names[i].type != -1; ++i) 280 if (names[i].type == adp->va_type) 281 break; 282 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 283 } 284 285 int 286 sc_attach_unit(int unit, int flags) 287 { 288 sc_softc_t *sc; 289 scr_stat *scp; 290 #ifdef SC_PIXEL_MODE 291 video_info_t info; 292 #endif 293 int vc; 294 dev_t dev; 295 296 flags &= ~SC_KERNEL_CONSOLE; 297 298 if (sc_console_unit == unit) { 299 /* 300 * If this unit is being used as the system console, we need to 301 * adjust some variables and buffers before and after scinit(). 302 */ 303 /* assert(sc_console != NULL) */ 304 flags |= SC_KERNEL_CONSOLE; 305 scmeminit(NULL); 306 307 scinit(unit, flags); 308 309 if (sc_console->tsw->te_size > 0) { 310 /* assert(sc_console->ts != NULL); */ 311 kernel_console_ts = sc_console->ts; 312 sc_console->ts = malloc(sc_console->tsw->te_size, 313 M_DEVBUF, M_WAITOK); 314 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 315 (*sc_console->tsw->te_default_attr)(sc_console, 316 user_default.std_color, 317 user_default.rev_color); 318 } 319 } else { 320 scinit(unit, flags); 321 } 322 323 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 324 sc->config = flags; 325 scp = SC_STAT(sc->dev[0]); 326 if (sc_console == NULL) /* sc_console_unit < 0 */ 327 sc_console = scp; 328 329 #ifdef SC_PIXEL_MODE 330 if ((sc->config & SC_VESA800X600) 331 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 332 #if NSPLASH > 0 333 if (sc->flags & SC_SPLASH_SCRN) 334 splash_term(sc->adp); 335 #endif 336 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 337 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 338 sc->initial_mode = M_VESA_800x600; 339 #if NSPLASH > 0 340 /* put up the splash again! */ 341 if (sc->flags & SC_SPLASH_SCRN) 342 splash_init(sc->adp, scsplash_callback, sc); 343 #endif 344 } 345 #endif /* SC_PIXEL_MODE */ 346 347 /* initialize cursor */ 348 if (!ISGRAPHSC(scp)) 349 update_cursor_image(scp); 350 351 /* get screen update going */ 352 scrn_timer(sc); 353 354 /* set up the keyboard */ 355 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 356 update_kbd_state(scp, scp->status, LOCK_MASK); 357 358 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 359 unit, adapter_name(sc->adp), sc->vtys, sc->config); 360 if (bootverbose) { 361 printf("sc%d:", unit); 362 if (sc->adapter >= 0) 363 printf(" fb%d", sc->adapter); 364 if (sc->keyboard >= 0) 365 printf(", kbd%d", sc->keyboard); 366 if (scp->tsw) 367 printf(", terminal emulator: %s (%s)", 368 scp->tsw->te_name, scp->tsw->te_desc); 369 printf("\n"); 370 } 371 372 /* register a shutdown callback for the kernel console */ 373 if (sc_console_unit == unit) 374 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 375 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 376 377 for (vc = 0; vc < sc->vtys; vc++) { 378 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 379 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 380 sc->dev[vc] = dev; 381 /* 382 * The first vty already has struct tty and scr_stat initialized 383 * in scinit(). The other vtys will have these structs when 384 * first opened. 385 */ 386 } 387 388 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 389 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 390 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 391 SC_STAT(dev) = sc_console; 392 393 return 0; 394 } 395 396 static void 397 scmeminit(void *arg) 398 { 399 if (sc_malloc) 400 return; 401 sc_malloc = TRUE; 402 403 /* 404 * As soon as malloc() becomes functional, we had better allocate 405 * various buffers for the kernel console. 406 */ 407 408 if (sc_console_unit < 0) /* sc_console == NULL */ 409 return; 410 411 /* copy the temporary buffer to the final buffer */ 412 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 413 414 #ifndef SC_NO_CUTPASTE 415 /* cut buffer is available only when the mouse pointer is used */ 416 if (ISMOUSEAVAIL(sc_console->sc->adp->va_flags)) 417 sc_alloc_cut_buffer(sc_console, FALSE); 418 #endif 419 420 #ifndef SC_NO_HISTORY 421 /* initialize history buffer & pointers */ 422 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 423 #endif 424 } 425 426 /* XXX */ 427 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 428 429 static int 430 scdevtounit(dev_t dev) 431 { 432 int vty = SC_VTY(dev); 433 434 if (vty == SC_CONSOLECTL) 435 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 436 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 437 return -1; 438 else 439 return vty/MAXCONS; 440 } 441 442 int 443 scopen(dev_t dev, int flag, int mode, struct proc *p) 444 { 445 int unit = scdevtounit(dev); 446 sc_softc_t *sc; 447 struct tty *tp; 448 scr_stat *scp; 449 keyarg_t key; 450 int error; 451 452 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 453 major(dev), minor(dev), unit, SC_VTY(dev))); 454 455 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 456 if (sc == NULL) 457 return ENXIO; 458 459 tp = dev->si_tty = ttymalloc(dev->si_tty); 460 tp->t_oproc = scstart; 461 tp->t_param = scparam; 462 tp->t_stop = nottystop; 463 tp->t_dev = dev; 464 if (!(tp->t_state & TS_ISOPEN)) { 465 ttychars(tp); 466 /* Use the current setting of the <-- key as default VERASE. */ 467 /* If the Delete key is preferable, an stty is necessary */ 468 if (sc->kbd != NULL) { 469 key.keynum = KEYCODE_BS; 470 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 471 tp->t_cc[VERASE] = key.key.map[0]; 472 } 473 tp->t_iflag = TTYDEF_IFLAG; 474 tp->t_oflag = TTYDEF_OFLAG; 475 tp->t_cflag = TTYDEF_CFLAG; 476 tp->t_lflag = TTYDEF_LFLAG; 477 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 478 scparam(tp, &tp->t_termios); 479 (*linesw[tp->t_line].l_modem)(tp, 1); 480 } 481 else 482 if (tp->t_state & TS_XCLUDE && suser(p)) 483 return(EBUSY); 484 485 error = (*linesw[tp->t_line].l_open)(dev, tp); 486 487 scp = SC_STAT(dev); 488 if (scp == NULL) { 489 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 490 if (ISGRAPHSC(scp)) 491 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 492 } 493 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 494 tp->t_winsize.ws_col = scp->xsize; 495 tp->t_winsize.ws_row = scp->ysize; 496 } 497 498 return error; 499 } 500 501 int 502 scclose(dev_t dev, int flag, int mode, struct proc *p) 503 { 504 struct tty *tp = dev->si_tty; 505 scr_stat *scp; 506 int s; 507 508 if (SC_VTY(dev) != SC_CONSOLECTL) { 509 scp = SC_STAT(tp->t_dev); 510 /* were we in the middle of the VT switching process? */ 511 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 512 s = spltty(); 513 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 514 cons_unavail = FALSE; 515 if (scp->status & SWITCH_WAIT_REL) { 516 /* assert(scp == scp->sc->cur_scp) */ 517 DPRINTF(5, ("reset WAIT_REL, ")); 518 scp->status &= ~SWITCH_WAIT_REL; 519 do_switch_scr(scp->sc, s); 520 } 521 if (scp->status & SWITCH_WAIT_ACQ) { 522 /* assert(scp == scp->sc->cur_scp) */ 523 DPRINTF(5, ("reset WAIT_ACQ, ")); 524 scp->status &= ~SWITCH_WAIT_ACQ; 525 scp->sc->switch_in_progress = 0; 526 } 527 #if not_yet_done 528 if (scp == &main_console) { 529 scp->pid = 0; 530 scp->proc = NULL; 531 scp->smode.mode = VT_AUTO; 532 } 533 else { 534 sc_vtb_destroy(&scp->vtb); 535 sc_vtb_destroy(&scp->scr); 536 sc_free_history_buffer(scp, scp->ysize); 537 SC_STAT(dev) = NULL; 538 free(scp, M_DEVBUF); 539 } 540 #else 541 scp->pid = 0; 542 scp->proc = NULL; 543 scp->smode.mode = VT_AUTO; 544 #endif 545 scp->kbd_mode = K_XLATE; 546 if (scp == scp->sc->cur_scp) 547 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 548 DPRINTF(5, ("done.\n")); 549 } 550 spltty(); 551 (*linesw[tp->t_line].l_close)(tp, flag); 552 ttyclose(tp); 553 spl0(); 554 return(0); 555 } 556 557 int 558 scread(dev_t dev, struct uio *uio, int flag) 559 { 560 sc_touch_scrn_saver(); 561 return ttyread(dev, uio, flag); 562 } 563 564 static int 565 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 566 { 567 sc_softc_t *sc; 568 struct tty *cur_tty; 569 int c; 570 size_t len; 571 u_char *cp; 572 573 sc = (sc_softc_t *)arg; 574 /* assert(thiskbd == sc->kbd) */ 575 576 switch (event) { 577 case KBDIO_KEYINPUT: 578 break; 579 case KBDIO_UNLOADING: 580 sc->kbd = NULL; 581 sc->keyboard = -1; 582 kbd_release(thiskbd, (void *)&sc->keyboard); 583 return 0; 584 default: 585 return EINVAL; 586 } 587 588 /* 589 * Loop while there is still input to get from the keyboard. 590 * I don't think this is nessesary, and it doesn't fix 591 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 592 */ 593 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 594 595 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 596 /* XXX */ 597 if (!(cur_tty->t_state & TS_ISOPEN)) 598 if (((cur_tty = sc_console_tty) == NULL) 599 || !(cur_tty->t_state & TS_ISOPEN)) 600 continue; 601 602 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 603 continue; 604 605 switch (KEYFLAGS(c)) { 606 case 0x0000: /* normal key */ 607 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 608 break; 609 case FKEY: /* function key, return string */ 610 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 611 if (cp != NULL) { 612 while (len-- > 0) 613 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 614 } 615 break; 616 case MKEY: /* meta is active, prepend ESC */ 617 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 618 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 619 break; 620 case BKEY: /* backtab fixed sequence (esc [ Z) */ 621 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 622 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 623 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 624 break; 625 } 626 } 627 628 sc->cur_scp->status |= MOUSE_HIDDEN; 629 630 return 0; 631 } 632 633 static int 634 scparam(struct tty *tp, struct termios *t) 635 { 636 tp->t_ispeed = t->c_ispeed; 637 tp->t_ospeed = t->c_ospeed; 638 tp->t_cflag = t->c_cflag; 639 return 0; 640 } 641 642 int 643 scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p) 644 { 645 int error; 646 int i; 647 struct tty *tp; 648 sc_softc_t *sc; 649 scr_stat *scp; 650 int s; 651 652 tp = dev->si_tty; 653 654 /* If there is a user_ioctl function call that first */ 655 if (sc_user_ioctl) { 656 error = (*sc_user_ioctl)(dev, cmd, data, flag, p); 657 if (error != ENOIOCTL) 658 return error; 659 } 660 661 error = sc_vid_ioctl(tp, cmd, data, flag, p); 662 if (error != ENOIOCTL) 663 return error; 664 665 #ifndef SC_NO_HISTORY 666 error = sc_hist_ioctl(tp, cmd, data, flag, p); 667 if (error != ENOIOCTL) 668 return error; 669 #endif 670 671 #ifndef SC_NO_SYSMOUSE 672 error = sc_mouse_ioctl(tp, cmd, data, flag, p); 673 if (error != ENOIOCTL) 674 return error; 675 #endif 676 677 scp = SC_STAT(tp->t_dev); 678 /* assert(scp != NULL) */ 679 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 680 sc = scp->sc; 681 682 if (scp->tsw) { 683 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, p); 684 if (error != ENOIOCTL) 685 return error; 686 } 687 688 switch (cmd) { /* process console hardware related ioctl's */ 689 690 case GIO_ATTR: /* get current attributes */ 691 /* this ioctl is not processed here, but in the terminal emulator */ 692 return ENOTTY; 693 694 case GIO_COLOR: /* is this a color console ? */ 695 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 696 return 0; 697 698 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 699 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 700 return EINVAL; 701 s = spltty(); 702 scrn_blank_time = *(int *)data; 703 run_scrn_saver = (scrn_blank_time != 0); 704 splx(s); 705 return 0; 706 707 case CONS_CURSORTYPE: /* set cursor type blink/noblink */ 708 s = spltty(); 709 if (!ISGRAPHSC(sc->cur_scp)) 710 sc_remove_cursor_image(sc->cur_scp); 711 if ((*(int*)data) & 0x01) 712 sc->flags |= SC_BLINK_CURSOR; 713 else 714 sc->flags &= ~SC_BLINK_CURSOR; 715 if ((*(int*)data) & 0x02) { 716 sc->flags |= SC_CHAR_CURSOR; 717 } else 718 sc->flags &= ~SC_CHAR_CURSOR; 719 /* 720 * The cursor shape is global property; all virtual consoles 721 * are affected. Update the cursor in the current console... 722 */ 723 if (!ISGRAPHSC(sc->cur_scp)) { 724 sc_set_cursor_image(sc->cur_scp); 725 sc_draw_cursor_image(sc->cur_scp); 726 } 727 splx(s); 728 return 0; 729 730 case CONS_BELLTYPE: /* set bell type sound/visual */ 731 if ((*(int *)data) & 0x01) 732 sc->flags |= SC_VISUAL_BELL; 733 else 734 sc->flags &= ~SC_VISUAL_BELL; 735 if ((*(int *)data) & 0x02) 736 sc->flags |= SC_QUIET_BELL; 737 else 738 sc->flags &= ~SC_QUIET_BELL; 739 return 0; 740 741 case CONS_GETINFO: /* get current (virtual) console info */ 742 { 743 vid_info_t *ptr = (vid_info_t*)data; 744 if (ptr->size == sizeof(struct vid_info)) { 745 ptr->m_num = sc->cur_scp->index; 746 ptr->mv_col = scp->xpos; 747 ptr->mv_row = scp->ypos; 748 ptr->mv_csz = scp->xsize; 749 ptr->mv_rsz = scp->ysize; 750 /* 751 * The following fields are filled by the terminal emulator. XXX 752 * 753 * ptr->mv_norm.fore 754 * ptr->mv_norm.back 755 * ptr->mv_rev.fore 756 * ptr->mv_rev.back 757 */ 758 ptr->mv_grfc.fore = 0; /* not supported */ 759 ptr->mv_grfc.back = 0; /* not supported */ 760 ptr->mv_ovscan = scp->border; 761 if (scp == sc->cur_scp) 762 save_kbd_state(scp); 763 ptr->mk_keylock = scp->status & LOCK_MASK; 764 return 0; 765 } 766 return EINVAL; 767 } 768 769 case CONS_GETVERS: /* get version number */ 770 *(int*)data = 0x200; /* version 2.0 */ 771 return 0; 772 773 case CONS_IDLE: /* see if the screen has been idle */ 774 /* 775 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 776 * the user process may have been writing something on the 777 * screen and syscons is not aware of it. Declare the screen 778 * is NOT idle if it is in one of these modes. But there is 779 * an exception to it; if a screen saver is running in the 780 * graphics mode in the current screen, we should say that the 781 * screen has been idle. 782 */ 783 *(int *)data = (sc->flags & SC_SCRN_IDLE) 784 && (!ISGRAPHSC(sc->cur_scp) 785 || (sc->cur_scp->status & SAVER_RUNNING)); 786 return 0; 787 788 case CONS_SAVERMODE: /* set saver mode */ 789 switch(*(int *)data) { 790 case CONS_USR_SAVER: 791 /* if a LKM screen saver is running, stop it first. */ 792 scsplash_stick(FALSE); 793 saver_mode = *(int *)data; 794 s = spltty(); 795 #if NSPLASH > 0 796 if ((error = wait_scrn_saver_stop(NULL))) { 797 splx(s); 798 return error; 799 } 800 #endif /* NSPLASH */ 801 run_scrn_saver = TRUE; 802 scp->status |= SAVER_RUNNING; 803 scsplash_stick(TRUE); 804 splx(s); 805 break; 806 case CONS_LKM_SAVER: 807 s = spltty(); 808 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 809 scp->status &= ~SAVER_RUNNING; 810 saver_mode = *(int *)data; 811 splx(s); 812 break; 813 default: 814 return EINVAL; 815 } 816 return 0; 817 818 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 819 /* 820 * Note that this ioctl does not guarantee the screen saver 821 * actually starts or stops. It merely attempts to do so... 822 */ 823 s = spltty(); 824 run_scrn_saver = (*(int *)data != 0); 825 if (run_scrn_saver) 826 sc->scrn_time_stamp -= scrn_blank_time; 827 splx(s); 828 return 0; 829 830 case CONS_SCRSHOT: /* get a screen shot */ 831 { 832 scrshot_t *ptr = (scrshot_t*)data; 833 s = spltty(); 834 if (ISGRAPHSC(scp)) { 835 splx(s); 836 return EOPNOTSUPP; 837 } 838 if (scp->xsize != ptr->xsize || scp->ysize != ptr->ysize) { 839 splx(s); 840 return EINVAL; 841 } 842 copyout ((void*)scp->vtb.vtb_buffer, ptr->buf, 843 ptr->xsize * ptr->ysize * sizeof(u_int16_t)); 844 splx(s); 845 return 0; 846 } 847 848 case VT_SETMODE: /* set screen switcher mode */ 849 { 850 struct vt_mode *mode; 851 struct proc *p1; 852 853 mode = (struct vt_mode *)data; 854 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 855 if (scp->smode.mode == VT_PROCESS) { 856 p1 = pfind(scp->pid); 857 if (scp->proc == p1 && scp->proc != p) { 858 if (p1) 859 PROC_UNLOCK(p1); 860 DPRINTF(5, ("error EPERM\n")); 861 return EPERM; 862 } 863 if (p1) 864 PROC_UNLOCK(p1); 865 } 866 s = spltty(); 867 if (mode->mode == VT_AUTO) { 868 scp->smode.mode = VT_AUTO; 869 scp->proc = NULL; 870 scp->pid = 0; 871 DPRINTF(5, ("VT_AUTO, ")); 872 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 873 cons_unavail = FALSE; 874 /* were we in the middle of the vty switching process? */ 875 if (scp->status & SWITCH_WAIT_REL) { 876 /* assert(scp == scp->sc->cur_scp) */ 877 DPRINTF(5, ("reset WAIT_REL, ")); 878 scp->status &= ~SWITCH_WAIT_REL; 879 s = do_switch_scr(sc, s); 880 } 881 if (scp->status & SWITCH_WAIT_ACQ) { 882 /* assert(scp == scp->sc->cur_scp) */ 883 DPRINTF(5, ("reset WAIT_ACQ, ")); 884 scp->status &= ~SWITCH_WAIT_ACQ; 885 sc->switch_in_progress = 0; 886 } 887 } else { 888 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 889 || !ISSIGVALID(mode->frsig)) { 890 splx(s); 891 DPRINTF(5, ("error EINVAL\n")); 892 return EINVAL; 893 } 894 DPRINTF(5, ("VT_PROCESS %d, ", p->p_pid)); 895 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 896 scp->proc = p; 897 scp->pid = scp->proc->p_pid; 898 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 899 cons_unavail = TRUE; 900 } 901 splx(s); 902 DPRINTF(5, ("\n")); 903 return 0; 904 } 905 906 case VT_GETMODE: /* get screen switcher mode */ 907 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 908 return 0; 909 910 case VT_RELDISP: /* screen switcher ioctl */ 911 s = spltty(); 912 /* 913 * This must be the current vty which is in the VT_PROCESS 914 * switching mode... 915 */ 916 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 917 splx(s); 918 return EINVAL; 919 } 920 /* ...and this process is controlling it. */ 921 if (scp->proc != p) { 922 splx(s); 923 return EPERM; 924 } 925 error = EINVAL; 926 switch(*(int *)data) { 927 case VT_FALSE: /* user refuses to release screen, abort */ 928 if ((scp == sc->old_scp) && (scp->status & SWITCH_WAIT_REL)) { 929 sc->old_scp->status &= ~SWITCH_WAIT_REL; 930 sc->switch_in_progress = 0; 931 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 932 error = 0; 933 } 934 break; 935 936 case VT_TRUE: /* user has released screen, go on */ 937 if ((scp == sc->old_scp) && (scp->status & SWITCH_WAIT_REL)) { 938 scp->status &= ~SWITCH_WAIT_REL; 939 s = do_switch_scr(sc, s); 940 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 941 error = 0; 942 } 943 break; 944 945 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 946 if ((scp == sc->new_scp) && (scp->status & SWITCH_WAIT_ACQ)) { 947 scp->status &= ~SWITCH_WAIT_ACQ; 948 sc->switch_in_progress = 0; 949 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 950 error = 0; 951 } 952 break; 953 954 default: 955 break; 956 } 957 splx(s); 958 return error; 959 960 case VT_OPENQRY: /* return free virtual console */ 961 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 962 tp = VIRTUAL_TTY(sc, i); 963 if ((tp == NULL) || !(tp->t_state & TS_ISOPEN)) { 964 *(int *)data = i + 1; 965 return 0; 966 } 967 } 968 return EINVAL; 969 970 case VT_ACTIVATE: /* switch to screen *data */ 971 s = spltty(); 972 sc_clean_up(sc->cur_scp); 973 splx(s); 974 return sc_switch_scr(sc, *(int *)data - 1); 975 976 case VT_WAITACTIVE: /* wait for switch to occur */ 977 if ((*(int *)data >= sc->first_vty + sc->vtys) 978 || (*(int *)data < sc->first_vty)) 979 return EINVAL; 980 s = spltty(); 981 error = sc_clean_up(sc->cur_scp); 982 splx(s); 983 if (error) 984 return error; 985 if (*(int *)data != 0) 986 scp = SC_STAT(SC_DEV(sc, *(int *)data - 1)); 987 if (scp == scp->sc->cur_scp) 988 return 0; 989 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, 990 "waitvt", 0)) == ERESTART) ; 991 return error; 992 993 case VT_GETACTIVE: /* get active vty # */ 994 *(int *)data = sc->cur_scp->index + 1; 995 return 0; 996 997 case VT_GETINDEX: /* get this vty # */ 998 *(int *)data = scp->index + 1; 999 return 0; 1000 1001 case KDENABIO: /* allow io operations */ 1002 error = suser(p); 1003 if (error != 0) 1004 return error; 1005 if (securelevel > 0) 1006 return EPERM; 1007 #ifdef __i386__ 1008 p->p_frame->tf_eflags |= PSL_IOPL; 1009 #endif 1010 return 0; 1011 1012 case KDDISABIO: /* disallow io operations (default) */ 1013 #ifdef __i386__ 1014 p->p_frame->tf_eflags &= ~PSL_IOPL; 1015 #endif 1016 return 0; 1017 1018 case KDSKBSTATE: /* set keyboard state (locks) */ 1019 if (*(int *)data & ~LOCK_MASK) 1020 return EINVAL; 1021 scp->status &= ~LOCK_MASK; 1022 scp->status |= *(int *)data; 1023 if (scp == sc->cur_scp) 1024 update_kbd_state(scp, scp->status, LOCK_MASK); 1025 return 0; 1026 1027 case KDGKBSTATE: /* get keyboard state (locks) */ 1028 if (scp == sc->cur_scp) 1029 save_kbd_state(scp); 1030 *(int *)data = scp->status & LOCK_MASK; 1031 return 0; 1032 1033 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1034 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1035 error = kbd_ioctl(sc->kbd, cmd, data); 1036 if (error == ENOIOCTL) 1037 error = ENODEV; 1038 return error; 1039 1040 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1041 if (*(int *)data & ~0x7f) 1042 return EINVAL; 1043 error = kbd_ioctl(sc->kbd, cmd, data); 1044 if (error == ENOIOCTL) 1045 error = ENODEV; 1046 return error; 1047 1048 case KDSKBMODE: /* set keyboard mode */ 1049 switch (*(int *)data) { 1050 case K_XLATE: /* switch to XLT ascii mode */ 1051 case K_RAW: /* switch to RAW scancode mode */ 1052 case K_CODE: /* switch to CODE mode */ 1053 scp->kbd_mode = *(int *)data; 1054 if (scp == sc->cur_scp) 1055 kbd_ioctl(sc->kbd, cmd, data); 1056 return 0; 1057 default: 1058 return EINVAL; 1059 } 1060 /* NOT REACHED */ 1061 1062 case KDGKBMODE: /* get keyboard mode */ 1063 *(int *)data = scp->kbd_mode; 1064 return 0; 1065 1066 case KDGKBINFO: 1067 error = kbd_ioctl(sc->kbd, cmd, data); 1068 if (error == ENOIOCTL) 1069 error = ENODEV; 1070 return error; 1071 1072 case KDMKTONE: /* sound the bell */ 1073 if (*(int*)data) 1074 sc_bell(scp, (*(int*)data)&0xffff, 1075 (((*(int*)data)>>16)&0xffff)*hz/1000); 1076 else 1077 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1078 return 0; 1079 1080 case KIOCSOUND: /* make tone (*data) hz */ 1081 if (scp == sc->cur_scp) { 1082 if (*(int *)data) 1083 return sc_tone(*(int *)data); 1084 else 1085 return sc_tone(0); 1086 } 1087 return 0; 1088 1089 case KDGKBTYPE: /* get keyboard type */ 1090 error = kbd_ioctl(sc->kbd, cmd, data); 1091 if (error == ENOIOCTL) { 1092 /* always return something? XXX */ 1093 *(int *)data = 0; 1094 } 1095 return 0; 1096 1097 case KDSETLED: /* set keyboard LED status */ 1098 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1099 return EINVAL; 1100 scp->status &= ~LED_MASK; 1101 scp->status |= *(int *)data; 1102 if (scp == sc->cur_scp) 1103 update_kbd_leds(scp, scp->status); 1104 return 0; 1105 1106 case KDGETLED: /* get keyboard LED status */ 1107 if (scp == sc->cur_scp) 1108 save_kbd_state(scp); 1109 *(int *)data = scp->status & LED_MASK; 1110 return 0; 1111 1112 case CONS_SETKBD: /* set the new keyboard */ 1113 { 1114 keyboard_t *newkbd; 1115 1116 s = spltty(); 1117 newkbd = kbd_get_keyboard(*(int *)data); 1118 if (newkbd == NULL) { 1119 splx(s); 1120 return EINVAL; 1121 } 1122 error = 0; 1123 if (sc->kbd != newkbd) { 1124 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1125 (void *)&sc->keyboard, sckbdevent, sc); 1126 /* i == newkbd->kb_index */ 1127 if (i >= 0) { 1128 if (sc->kbd != NULL) { 1129 save_kbd_state(sc->cur_scp); 1130 kbd_release(sc->kbd, (void *)&sc->keyboard); 1131 } 1132 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1133 sc->keyboard = i; 1134 kbd_ioctl(sc->kbd, KDSKBMODE, 1135 (caddr_t)&sc->cur_scp->kbd_mode); 1136 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1137 LOCK_MASK); 1138 } else { 1139 error = EPERM; /* XXX */ 1140 } 1141 } 1142 splx(s); 1143 return error; 1144 } 1145 1146 case CONS_RELKBD: /* release the current keyboard */ 1147 s = spltty(); 1148 error = 0; 1149 if (sc->kbd != NULL) { 1150 save_kbd_state(sc->cur_scp); 1151 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1152 if (error == 0) { 1153 sc->kbd = NULL; 1154 sc->keyboard = -1; 1155 } 1156 } 1157 splx(s); 1158 return error; 1159 1160 case CONS_GETTERM: /* get the current terminal emulator info */ 1161 { 1162 sc_term_sw_t *sw; 1163 1164 if (((term_info_t *)data)->ti_index == 0) { 1165 sw = scp->tsw; 1166 } else { 1167 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1168 } 1169 if (sw != NULL) { 1170 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1171 sizeof(((term_info_t *)data)->ti_name)); 1172 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1173 sizeof(((term_info_t *)data)->ti_desc)); 1174 ((term_info_t *)data)->ti_flags = 0; 1175 return 0; 1176 } else { 1177 ((term_info_t *)data)->ti_name[0] = '\0'; 1178 ((term_info_t *)data)->ti_desc[0] = '\0'; 1179 ((term_info_t *)data)->ti_flags = 0; 1180 return EINVAL; 1181 } 1182 } 1183 1184 case CONS_SETTERM: /* set the current terminal emulator */ 1185 s = spltty(); 1186 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1187 /* FIXME: what if scp == sc_console! XXX */ 1188 splx(s); 1189 return error; 1190 1191 case GIO_SCRNMAP: /* get output translation table */ 1192 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1193 return 0; 1194 1195 case PIO_SCRNMAP: /* set output translation table */ 1196 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1197 for (i=0; i<sizeof(sc->scr_map); i++) { 1198 sc->scr_rmap[sc->scr_map[i]] = i; 1199 } 1200 return 0; 1201 1202 case GIO_KEYMAP: /* get keyboard translation table */ 1203 case PIO_KEYMAP: /* set keyboard translation table */ 1204 case GIO_DEADKEYMAP: /* get accent key translation table */ 1205 case PIO_DEADKEYMAP: /* set accent key translation table */ 1206 case GETFKEY: /* get function key string */ 1207 case SETFKEY: /* set function key string */ 1208 error = kbd_ioctl(sc->kbd, cmd, data); 1209 if (error == ENOIOCTL) 1210 error = ENODEV; 1211 return error; 1212 1213 #ifndef SC_NO_FONT_LOADING 1214 1215 case PIO_FONT8x8: /* set 8x8 dot font */ 1216 if (!ISFONTAVAIL(sc->adp->va_flags)) 1217 return ENXIO; 1218 bcopy(data, sc->font_8, 8*256); 1219 sc->fonts_loaded |= FONT_8; 1220 /* 1221 * FONT KLUDGE 1222 * Always use the font page #0. XXX 1223 * Don't load if the current font size is not 8x8. 1224 */ 1225 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1226 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1227 return 0; 1228 1229 case GIO_FONT8x8: /* get 8x8 dot font */ 1230 if (!ISFONTAVAIL(sc->adp->va_flags)) 1231 return ENXIO; 1232 if (sc->fonts_loaded & FONT_8) { 1233 bcopy(sc->font_8, data, 8*256); 1234 return 0; 1235 } 1236 else 1237 return ENXIO; 1238 1239 case PIO_FONT8x14: /* set 8x14 dot font */ 1240 if (!ISFONTAVAIL(sc->adp->va_flags)) 1241 return ENXIO; 1242 bcopy(data, sc->font_14, 14*256); 1243 sc->fonts_loaded |= FONT_14; 1244 /* 1245 * FONT KLUDGE 1246 * Always use the font page #0. XXX 1247 * Don't load if the current font size is not 8x14. 1248 */ 1249 if (ISTEXTSC(sc->cur_scp) 1250 && (sc->cur_scp->font_size >= 14) 1251 && (sc->cur_scp->font_size < 16)) 1252 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1253 return 0; 1254 1255 case GIO_FONT8x14: /* get 8x14 dot font */ 1256 if (!ISFONTAVAIL(sc->adp->va_flags)) 1257 return ENXIO; 1258 if (sc->fonts_loaded & FONT_14) { 1259 bcopy(sc->font_14, data, 14*256); 1260 return 0; 1261 } 1262 else 1263 return ENXIO; 1264 1265 case PIO_FONT8x16: /* set 8x16 dot font */ 1266 if (!ISFONTAVAIL(sc->adp->va_flags)) 1267 return ENXIO; 1268 bcopy(data, sc->font_16, 16*256); 1269 sc->fonts_loaded |= FONT_16; 1270 /* 1271 * FONT KLUDGE 1272 * Always use the font page #0. XXX 1273 * Don't load if the current font size is not 8x16. 1274 */ 1275 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1276 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1277 return 0; 1278 1279 case GIO_FONT8x16: /* get 8x16 dot font */ 1280 if (!ISFONTAVAIL(sc->adp->va_flags)) 1281 return ENXIO; 1282 if (sc->fonts_loaded & FONT_16) { 1283 bcopy(sc->font_16, data, 16*256); 1284 return 0; 1285 } 1286 else 1287 return ENXIO; 1288 1289 #endif /* SC_NO_FONT_LOADING */ 1290 1291 default: 1292 break; 1293 } 1294 1295 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p); 1296 if (error != ENOIOCTL) 1297 return(error); 1298 error = ttioctl(tp, cmd, data, flag); 1299 if (error != ENOIOCTL) 1300 return(error); 1301 return(ENOTTY); 1302 } 1303 1304 static void 1305 scstart(struct tty *tp) 1306 { 1307 struct clist *rbp; 1308 int s, len; 1309 u_char buf[PCBURST]; 1310 scr_stat *scp = SC_STAT(tp->t_dev); 1311 1312 if (scp->status & SLKED || scp->sc->blink_in_progress) 1313 return; 1314 s = spltty(); 1315 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1316 tp->t_state |= TS_BUSY; 1317 rbp = &tp->t_outq; 1318 while (rbp->c_cc) { 1319 len = q_to_b(rbp, buf, PCBURST); 1320 splx(s); 1321 sc_puts(scp, buf, len); 1322 s = spltty(); 1323 } 1324 tp->t_state &= ~TS_BUSY; 1325 ttwwakeup(tp); 1326 } 1327 splx(s); 1328 } 1329 1330 static void 1331 sccnprobe(struct consdev *cp) 1332 { 1333 #if __i386__ 1334 int unit; 1335 int flags; 1336 1337 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1338 1339 /* a video card is always required */ 1340 if (!scvidprobe(unit, flags, TRUE)) 1341 cp->cn_pri = CN_DEAD; 1342 1343 /* syscons will become console even when there is no keyboard */ 1344 sckbdprobe(unit, flags, TRUE); 1345 1346 if (cp->cn_pri == CN_DEAD) 1347 return; 1348 1349 /* initialize required fields */ 1350 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLECTL); 1351 #endif /* __i386__ */ 1352 1353 #if __alpha__ 1354 /* 1355 * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() 1356 * interface to install the console. Always return CN_DEAD from 1357 * here. 1358 */ 1359 cp->cn_pri = CN_DEAD; 1360 #endif /* __alpha__ */ 1361 } 1362 1363 static void 1364 sccninit(struct consdev *cp) 1365 { 1366 #if __i386__ 1367 int unit; 1368 int flags; 1369 1370 sc_get_cons_priority(&unit, &flags); 1371 scinit(unit, flags | SC_KERNEL_CONSOLE); 1372 sc_console_unit = unit; 1373 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1374 #endif /* __i386__ */ 1375 1376 #if __alpha__ 1377 /* SHOULDN'T REACH HERE */ 1378 #endif /* __alpha__ */ 1379 } 1380 1381 static void 1382 sccnterm(struct consdev *cp) 1383 { 1384 /* we are not the kernel console any more, release everything */ 1385 1386 if (sc_console_unit < 0) 1387 return; /* shouldn't happen */ 1388 1389 #if __i386__ 1390 #if 0 /* XXX */ 1391 sc_clear_screen(sc_console); 1392 sccnupdate(sc_console); 1393 #endif 1394 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1395 sc_console_unit = -1; 1396 sc_console = NULL; 1397 #endif /* __i386__ */ 1398 1399 #if __alpha__ 1400 /* do nothing XXX */ 1401 #endif /* __alpha__ */ 1402 } 1403 1404 #ifdef __alpha__ 1405 1406 void 1407 sccnattach(void) 1408 { 1409 static struct consdev consdev; 1410 int unit; 1411 int flags; 1412 1413 bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); 1414 consdev.cn_pri = sc_get_cons_priority(&unit, &flags); 1415 1416 /* a video card is always required */ 1417 if (!scvidprobe(unit, flags, TRUE)) 1418 consdev.cn_pri = CN_DEAD; 1419 1420 /* alpha doesn't allow the console being without a keyboard... Why? */ 1421 if (!sckbdprobe(unit, flags, TRUE)) 1422 consdev.cn_pri = CN_DEAD; 1423 1424 if (consdev.cn_pri == CN_DEAD) 1425 return; 1426 1427 scinit(unit, flags | SC_KERNEL_CONSOLE); 1428 sc_console_unit = unit; 1429 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1430 consdev.cn_dev = makedev(CDEV_MAJOR, 0); 1431 cn_tab = &consdev; 1432 } 1433 1434 #endif /* __alpha__ */ 1435 1436 static void 1437 sccnputc(dev_t dev, int c) 1438 { 1439 u_char buf[1]; 1440 scr_stat *scp = sc_console; 1441 void *save; 1442 #ifndef SC_NO_HISTORY 1443 struct tty *tp; 1444 #endif /* !SC_NO_HISTORY */ 1445 int s; 1446 1447 /* assert(sc_console != NULL) */ 1448 1449 #ifndef SC_NO_HISTORY 1450 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1451 scp->status &= ~SLKED; 1452 update_kbd_state(scp, scp->status, SLKED); 1453 if (scp->status & BUFFER_SAVED) { 1454 if (!sc_hist_restore(scp)) 1455 sc_remove_cutmarking(scp); 1456 scp->status &= ~BUFFER_SAVED; 1457 scp->status |= CURSOR_ENABLED; 1458 sc_draw_cursor_image(scp); 1459 } 1460 tp = VIRTUAL_TTY(scp->sc, scp->index); 1461 if (tp->t_state & TS_ISOPEN) 1462 scstart(tp); 1463 } 1464 #endif /* !SC_NO_HISTORY */ 1465 1466 save = scp->ts; 1467 if (kernel_console_ts != NULL) 1468 scp->ts = kernel_console_ts; 1469 buf[0] = c; 1470 sc_puts(scp, buf, 1); 1471 scp->ts = save; 1472 1473 s = spltty(); /* block sckbdevent and scrn_timer */ 1474 sccnupdate(scp); 1475 splx(s); 1476 } 1477 1478 static int 1479 sccngetc(dev_t dev) 1480 { 1481 return sccngetch(0); 1482 } 1483 1484 static int 1485 sccncheckc(dev_t dev) 1486 { 1487 return sccngetch(SCGETC_NONBLOCK); 1488 } 1489 1490 static void 1491 sccndbctl(dev_t dev, int on) 1492 { 1493 /* assert(sc_console_unit >= 0) */ 1494 /* try to switch to the kernel console screen */ 1495 if (on && debugger == 0) { 1496 /* 1497 * TRY to make sure the screen saver is stopped, 1498 * and the screen is updated before switching to 1499 * the vty0. 1500 */ 1501 scrn_timer(NULL); 1502 if (!cold 1503 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1504 && sc_console->smode.mode == VT_AUTO) { 1505 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1506 sc_switch_scr(sc_console->sc, sc_console->index); 1507 } 1508 } 1509 if (on) 1510 ++debugger; 1511 else 1512 --debugger; 1513 } 1514 1515 static int 1516 sccngetch(int flags) 1517 { 1518 static struct fkeytab fkey; 1519 static int fkeycp; 1520 scr_stat *scp; 1521 u_char *p; 1522 int cur_mode; 1523 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1524 int c; 1525 1526 /* assert(sc_console != NULL) */ 1527 1528 /* 1529 * Stop the screen saver and update the screen if necessary. 1530 * What if we have been running in the screen saver code... XXX 1531 */ 1532 sc_touch_scrn_saver(); 1533 scp = sc_console->sc->cur_scp; /* XXX */ 1534 sccnupdate(scp); 1535 1536 if (fkeycp < fkey.len) { 1537 splx(s); 1538 return fkey.str[fkeycp++]; 1539 } 1540 1541 if (scp->sc->kbd == NULL) { 1542 splx(s); 1543 return -1; 1544 } 1545 1546 /* 1547 * Make sure the keyboard is accessible even when the kbd device 1548 * driver is disabled. 1549 */ 1550 kbd_enable(scp->sc->kbd); 1551 1552 /* we shall always use the keyboard in the XLATE mode here */ 1553 cur_mode = scp->kbd_mode; 1554 scp->kbd_mode = K_XLATE; 1555 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1556 1557 kbd_poll(scp->sc->kbd, TRUE); 1558 c = scgetc(scp->sc, SCGETC_CN | flags); 1559 kbd_poll(scp->sc->kbd, FALSE); 1560 1561 scp->kbd_mode = cur_mode; 1562 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1563 kbd_disable(scp->sc->kbd); 1564 splx(s); 1565 1566 switch (KEYFLAGS(c)) { 1567 case 0: /* normal char */ 1568 return KEYCHAR(c); 1569 case FKEY: /* function key */ 1570 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1571 fkey.len = fkeycp; 1572 if ((p != NULL) && (fkey.len > 0)) { 1573 bcopy(p, fkey.str, fkey.len); 1574 fkeycp = 1; 1575 return fkey.str[0]; 1576 } 1577 return c; /* XXX */ 1578 case NOKEY: 1579 case ERRKEY: 1580 default: 1581 return -1; 1582 } 1583 /* NOT REACHED */ 1584 } 1585 1586 static void 1587 sccnupdate(scr_stat *scp) 1588 { 1589 /* this is a cut-down version of scrn_timer()... */ 1590 1591 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1592 return; 1593 1594 if (debugger > 0 || panicstr || shutdown_in_progress) { 1595 sc_touch_scrn_saver(); 1596 } else if (scp != scp->sc->cur_scp) { 1597 return; 1598 } 1599 1600 if (!run_scrn_saver) 1601 scp->sc->flags &= ~SC_SCRN_IDLE; 1602 #if NSPLASH > 0 1603 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1604 if (scp->sc->flags & SC_SCRN_BLANKED) 1605 stop_scrn_saver(scp->sc, current_saver); 1606 #endif /* NSPLASH */ 1607 1608 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1609 || scp->sc->switch_in_progress) 1610 return; 1611 /* 1612 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1613 * when write_in_progress is non-zero. XXX 1614 */ 1615 1616 if (!ISGRAPHSC(scp) && !(scp->status & SAVER_RUNNING)) 1617 scrn_update(scp, TRUE); 1618 } 1619 1620 static void 1621 scrn_timer(void *arg) 1622 { 1623 static int kbd_interval = 0; 1624 struct timeval tv; 1625 sc_softc_t *sc; 1626 scr_stat *scp; 1627 int again; 1628 int s; 1629 1630 again = (arg != NULL); 1631 if (arg != NULL) 1632 sc = (sc_softc_t *)arg; 1633 else if (sc_console != NULL) 1634 sc = sc_console->sc; 1635 else 1636 return; 1637 1638 /* don't do anything when we are performing some I/O operations */ 1639 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1640 if (again) 1641 timeout(scrn_timer, sc, hz / 10); 1642 return; 1643 } 1644 s = spltty(); 1645 1646 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1647 /* try to allocate a keyboard automatically */ 1648 if (++kbd_interval >= 25) { 1649 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1650 sckbdevent, sc); 1651 if (sc->keyboard >= 0) { 1652 sc->kbd = kbd_get_keyboard(sc->keyboard); 1653 kbd_ioctl(sc->kbd, KDSKBMODE, 1654 (caddr_t)&sc->cur_scp->kbd_mode); 1655 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1656 LOCK_MASK); 1657 } 1658 kbd_interval = 0; 1659 } 1660 } 1661 1662 /* find the vty to update */ 1663 scp = sc->cur_scp; 1664 1665 /* should we stop the screen saver? */ 1666 getmicrouptime(&tv); 1667 if (debugger > 0 || panicstr || shutdown_in_progress) 1668 sc_touch_scrn_saver(); 1669 if (run_scrn_saver) { 1670 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1671 sc->flags |= SC_SCRN_IDLE; 1672 else 1673 sc->flags &= ~SC_SCRN_IDLE; 1674 } else { 1675 sc->scrn_time_stamp = tv.tv_sec; 1676 sc->flags &= ~SC_SCRN_IDLE; 1677 if (scrn_blank_time > 0) 1678 run_scrn_saver = TRUE; 1679 } 1680 #if NSPLASH > 0 1681 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1682 if (sc->flags & SC_SCRN_BLANKED) 1683 stop_scrn_saver(sc, current_saver); 1684 #endif /* NSPLASH */ 1685 1686 /* should we just return ? */ 1687 if (sc->blink_in_progress || sc->switch_in_progress 1688 || sc->write_in_progress) { 1689 if (again) 1690 timeout(scrn_timer, sc, hz / 10); 1691 splx(s); 1692 return; 1693 } 1694 1695 /* Update the screen */ 1696 scp = sc->cur_scp; /* cur_scp may have changed... */ 1697 if (!ISGRAPHSC(scp) && !(scp->status & SAVER_RUNNING)) 1698 scrn_update(scp, TRUE); 1699 1700 #if NSPLASH > 0 1701 /* should we activate the screen saver? */ 1702 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1703 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1704 (*current_saver)(sc, TRUE); 1705 #endif /* NSPLASH */ 1706 1707 if (again) 1708 timeout(scrn_timer, sc, hz / 25); 1709 splx(s); 1710 } 1711 1712 static int 1713 and_region(int *s1, int *e1, int s2, int e2) 1714 { 1715 if (*e1 < s2 || e2 < *s1) 1716 return FALSE; 1717 *s1 = imax(*s1, s2); 1718 *e1 = imin(*e1, e2); 1719 return TRUE; 1720 } 1721 1722 static void 1723 scrn_update(scr_stat *scp, int show_cursor) 1724 { 1725 int start; 1726 int end; 1727 int s; 1728 int e; 1729 1730 /* assert(scp == scp->sc->cur_scp) */ 1731 1732 ++scp->sc->videoio_in_progress; 1733 1734 #ifndef SC_NO_CUTPASTE 1735 /* remove the previous mouse pointer image if necessary */ 1736 if (scp->status & MOUSE_VISIBLE) { 1737 s = scp->mouse_pos; 1738 e = scp->mouse_pos + scp->xsize + 1; 1739 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1740 || and_region(&s, &e, scp->start, scp->end) 1741 || ((scp->status & CURSOR_ENABLED) && 1742 (scp->cursor_pos != scp->cursor_oldpos) && 1743 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1744 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1745 sc_remove_mouse_image(scp); 1746 if (scp->end >= scp->xsize*scp->ysize) 1747 scp->end = scp->xsize*scp->ysize - 1; 1748 } 1749 } 1750 #endif /* !SC_NO_CUTPASTE */ 1751 1752 #if 1 1753 /* debug: XXX */ 1754 if (scp->end >= scp->xsize*scp->ysize) { 1755 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1756 scp->end = scp->xsize*scp->ysize - 1; 1757 } 1758 if (scp->start < 0) { 1759 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1760 scp->start = 0; 1761 } 1762 #endif 1763 1764 /* update screen image */ 1765 if (scp->start <= scp->end) { 1766 if (scp->mouse_cut_end >= 0) { 1767 /* there is a marked region for cut & paste */ 1768 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1769 start = scp->mouse_cut_start; 1770 end = scp->mouse_cut_end; 1771 } else { 1772 start = scp->mouse_cut_end; 1773 end = scp->mouse_cut_start - 1; 1774 } 1775 s = start; 1776 e = end; 1777 /* does the cut-mark region overlap with the update region? */ 1778 if (and_region(&s, &e, scp->start, scp->end)) { 1779 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1780 s = 0; 1781 e = start - 1; 1782 if (and_region(&s, &e, scp->start, scp->end)) 1783 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1784 s = end + 1; 1785 e = scp->xsize*scp->ysize - 1; 1786 if (and_region(&s, &e, scp->start, scp->end)) 1787 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1788 } else { 1789 (*scp->rndr->draw)(scp, scp->start, 1790 scp->end - scp->start + 1, FALSE); 1791 } 1792 } else { 1793 (*scp->rndr->draw)(scp, scp->start, 1794 scp->end - scp->start + 1, FALSE); 1795 } 1796 } 1797 1798 /* we are not to show the cursor and the mouse pointer... */ 1799 if (!show_cursor) { 1800 scp->end = 0; 1801 scp->start = scp->xsize*scp->ysize - 1; 1802 --scp->sc->videoio_in_progress; 1803 return; 1804 } 1805 1806 /* update cursor image */ 1807 if (scp->status & CURSOR_ENABLED) { 1808 s = scp->start; 1809 e = scp->end; 1810 /* did cursor move since last time ? */ 1811 if (scp->cursor_pos != scp->cursor_oldpos) { 1812 /* do we need to remove old cursor image ? */ 1813 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1814 sc_remove_cursor_image(scp); 1815 sc_draw_cursor_image(scp); 1816 } else { 1817 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1818 /* cursor didn't move, but has been overwritten */ 1819 sc_draw_cursor_image(scp); 1820 else if (scp->sc->flags & SC_BLINK_CURSOR) 1821 /* if it's a blinking cursor, update it */ 1822 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1823 sc_inside_cutmark(scp, 1824 scp->cursor_pos)); 1825 } 1826 } 1827 1828 #ifndef SC_NO_CUTPASTE 1829 /* update "pseudo" mouse pointer image */ 1830 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1831 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1832 scp->status &= ~MOUSE_MOVED; 1833 sc_draw_mouse_image(scp); 1834 } 1835 } 1836 #endif /* SC_NO_CUTPASTE */ 1837 1838 scp->end = 0; 1839 scp->start = scp->xsize*scp->ysize - 1; 1840 1841 --scp->sc->videoio_in_progress; 1842 } 1843 1844 #if NSPLASH > 0 1845 static int 1846 scsplash_callback(int event, void *arg) 1847 { 1848 sc_softc_t *sc; 1849 int error; 1850 1851 sc = (sc_softc_t *)arg; 1852 1853 switch (event) { 1854 case SPLASH_INIT: 1855 if (add_scrn_saver(scsplash_saver) == 0) { 1856 sc->flags &= ~SC_SAVER_FAILED; 1857 run_scrn_saver = TRUE; 1858 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1859 scsplash_stick(TRUE); 1860 (*current_saver)(sc, TRUE); 1861 } 1862 } 1863 return 0; 1864 1865 case SPLASH_TERM: 1866 if (current_saver == scsplash_saver) { 1867 scsplash_stick(FALSE); 1868 error = remove_scrn_saver(scsplash_saver); 1869 if (error) 1870 return error; 1871 } 1872 return 0; 1873 1874 default: 1875 return EINVAL; 1876 } 1877 } 1878 1879 static void 1880 scsplash_saver(sc_softc_t *sc, int show) 1881 { 1882 static int busy = FALSE; 1883 scr_stat *scp; 1884 1885 if (busy) 1886 return; 1887 busy = TRUE; 1888 1889 scp = sc->cur_scp; 1890 if (show) { 1891 if (!(sc->flags & SC_SAVER_FAILED)) { 1892 if (!(sc->flags & SC_SCRN_BLANKED)) 1893 set_scrn_saver_mode(scp, -1, NULL, 0); 1894 switch (splash(sc->adp, TRUE)) { 1895 case 0: /* succeeded */ 1896 break; 1897 case EAGAIN: /* try later */ 1898 restore_scrn_saver_mode(scp, FALSE); 1899 sc_touch_scrn_saver(); /* XXX */ 1900 break; 1901 default: 1902 sc->flags |= SC_SAVER_FAILED; 1903 scsplash_stick(FALSE); 1904 restore_scrn_saver_mode(scp, TRUE); 1905 printf("scsplash_saver(): failed to put up the image\n"); 1906 break; 1907 } 1908 } 1909 } else if (!sticky_splash) { 1910 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1911 restore_scrn_saver_mode(scp, TRUE); 1912 } 1913 busy = FALSE; 1914 } 1915 1916 static int 1917 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1918 { 1919 #if 0 1920 int error; 1921 1922 if (current_saver != none_saver) { 1923 error = remove_scrn_saver(current_saver); 1924 if (error) 1925 return error; 1926 } 1927 #endif 1928 if (current_saver != none_saver) 1929 return EBUSY; 1930 1931 run_scrn_saver = FALSE; 1932 saver_mode = CONS_LKM_SAVER; 1933 current_saver = this_saver; 1934 return 0; 1935 } 1936 1937 static int 1938 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1939 { 1940 if (current_saver != this_saver) 1941 return EINVAL; 1942 1943 #if 0 1944 /* 1945 * In order to prevent `current_saver' from being called by 1946 * the timeout routine `scrn_timer()' while we manipulate 1947 * the saver list, we shall set `current_saver' to `none_saver' 1948 * before stopping the current saver, rather than blocking by `splXX()'. 1949 */ 1950 current_saver = none_saver; 1951 if (scrn_blanked) 1952 stop_scrn_saver(this_saver); 1953 #endif 1954 1955 /* unblank all blanked screens */ 1956 wait_scrn_saver_stop(NULL); 1957 if (scrn_blanked) 1958 return EBUSY; 1959 1960 current_saver = none_saver; 1961 return 0; 1962 } 1963 1964 static int 1965 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 1966 { 1967 int s; 1968 1969 /* assert(scp == scp->sc->cur_scp) */ 1970 s = spltty(); 1971 if (!ISGRAPHSC(scp)) 1972 sc_remove_cursor_image(scp); 1973 scp->splash_save_mode = scp->mode; 1974 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 1975 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 1976 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 1977 scp->sc->flags |= SC_SCRN_BLANKED; 1978 ++scrn_blanked; 1979 splx(s); 1980 if (mode < 0) 1981 return 0; 1982 scp->mode = mode; 1983 if (set_mode(scp) == 0) { 1984 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 1985 scp->status |= GRAPHICS_MODE; 1986 #ifndef SC_NO_PALETTE_LOADING 1987 if (pal != NULL) 1988 load_palette(scp->sc->adp, pal); 1989 #endif 1990 sc_set_border(scp, border); 1991 return 0; 1992 } else { 1993 s = spltty(); 1994 scp->mode = scp->splash_save_mode; 1995 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 1996 scp->status |= scp->splash_save_status; 1997 splx(s); 1998 return 1; 1999 } 2000 } 2001 2002 static int 2003 restore_scrn_saver_mode(scr_stat *scp, int changemode) 2004 { 2005 int mode; 2006 int status; 2007 int s; 2008 2009 /* assert(scp == scp->sc->cur_scp) */ 2010 s = spltty(); 2011 mode = scp->mode; 2012 status = scp->status; 2013 scp->mode = scp->splash_save_mode; 2014 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2015 scp->status |= scp->splash_save_status; 2016 scp->sc->flags &= ~SC_SCRN_BLANKED; 2017 if (!changemode) { 2018 if (!ISGRAPHSC(scp)) 2019 sc_draw_cursor_image(scp); 2020 --scrn_blanked; 2021 splx(s); 2022 return 0; 2023 } 2024 if (set_mode(scp) == 0) { 2025 #ifndef SC_NO_PALETTE_LOADING 2026 load_palette(scp->sc->adp, scp->sc->palette); 2027 #endif 2028 --scrn_blanked; 2029 splx(s); 2030 return 0; 2031 } else { 2032 scp->mode = mode; 2033 scp->status = status; 2034 splx(s); 2035 return 1; 2036 } 2037 } 2038 2039 static void 2040 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2041 { 2042 (*saver)(sc, FALSE); 2043 run_scrn_saver = FALSE; 2044 /* the screen saver may have chosen not to stop after all... */ 2045 if (sc->flags & SC_SCRN_BLANKED) 2046 return; 2047 2048 mark_all(sc->cur_scp); 2049 if (sc->delayed_next_scr) 2050 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2051 wakeup((caddr_t)&scrn_blanked); 2052 } 2053 2054 static int 2055 wait_scrn_saver_stop(sc_softc_t *sc) 2056 { 2057 int error = 0; 2058 2059 while (scrn_blanked > 0) { 2060 run_scrn_saver = FALSE; 2061 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2062 error = 0; 2063 break; 2064 } 2065 error = tsleep((caddr_t)&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2066 if ((error != 0) && (error != ERESTART)) 2067 break; 2068 } 2069 run_scrn_saver = FALSE; 2070 return error; 2071 } 2072 #endif /* NSPLASH */ 2073 2074 void 2075 sc_touch_scrn_saver(void) 2076 { 2077 scsplash_stick(FALSE); 2078 run_scrn_saver = FALSE; 2079 } 2080 2081 int 2082 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2083 { 2084 struct tty *tp; 2085 struct proc *p; 2086 int s; 2087 2088 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2089 2090 /* delay switch if the screen is blanked or being updated */ 2091 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2092 || sc->blink_in_progress || sc->videoio_in_progress) { 2093 sc->delayed_next_scr = next_scr + 1; 2094 sc_touch_scrn_saver(); 2095 DPRINTF(5, ("switch delayed\n")); 2096 return 0; 2097 } 2098 2099 s = spltty(); 2100 2101 /* we are in the middle of the vty switching process... */ 2102 if (sc->switch_in_progress 2103 && (sc->cur_scp->smode.mode == VT_PROCESS) 2104 && sc->cur_scp->proc) { 2105 p = pfind(sc->cur_scp->pid); 2106 if (sc->cur_scp->proc != p) { 2107 if (p) 2108 PROC_UNLOCK(p); 2109 /* 2110 * The controlling process has died!!. Do some clean up. 2111 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2112 * are not reset here yet; they will be cleared later. 2113 */ 2114 DPRINTF(5, ("cur_scp controlling process %d died, ", 2115 sc->cur_scp->pid)); 2116 if (sc->cur_scp->status & SWITCH_WAIT_REL) { 2117 /* 2118 * Force the previous switch to finish, but return now 2119 * with error. 2120 */ 2121 DPRINTF(5, ("reset WAIT_REL, ")); 2122 sc->cur_scp->status &= ~SWITCH_WAIT_REL; 2123 s = do_switch_scr(sc, s); 2124 splx(s); 2125 DPRINTF(5, ("finishing previous switch\n")); 2126 return EINVAL; 2127 } else if (sc->cur_scp->status & SWITCH_WAIT_ACQ) { 2128 /* let's assume screen switch has been completed. */ 2129 DPRINTF(5, ("reset WAIT_ACQ, ")); 2130 sc->cur_scp->status &= ~SWITCH_WAIT_ACQ; 2131 sc->switch_in_progress = 0; 2132 } else { 2133 /* 2134 * We are in between screen release and acquisition, and 2135 * reached here via scgetc() or scrn_timer() which has 2136 * interrupted exchange_scr(). Don't do anything stupid. 2137 */ 2138 DPRINTF(5, ("waiting nothing, ")); 2139 } 2140 } else { 2141 if (p) 2142 PROC_UNLOCK(p); 2143 /* 2144 * The controlling process is alive, but not responding... 2145 * It is either buggy or it may be just taking time. 2146 * The following code is a gross kludge to cope with this 2147 * problem for which there is no clean solution. XXX 2148 */ 2149 if (sc->cur_scp->status & SWITCH_WAIT_REL) { 2150 switch (sc->switch_in_progress++) { 2151 case 1: 2152 break; 2153 case 2: 2154 DPRINTF(5, ("sending relsig again, ")); 2155 signal_vt_rel(sc->cur_scp); 2156 break; 2157 case 3: 2158 break; 2159 case 4: 2160 default: 2161 /* 2162 * Act as if the controlling program returned 2163 * VT_FALSE. 2164 */ 2165 DPRINTF(5, ("force reset WAIT_REL, ")); 2166 sc->cur_scp->status &= ~SWITCH_WAIT_REL; 2167 sc->switch_in_progress = 0; 2168 splx(s); 2169 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2170 return EINVAL; 2171 } 2172 } else if (sc->cur_scp->status & SWITCH_WAIT_ACQ) { 2173 switch (sc->switch_in_progress++) { 2174 case 1: 2175 break; 2176 case 2: 2177 DPRINTF(5, ("sending acqsig again, ")); 2178 signal_vt_acq(sc->cur_scp); 2179 break; 2180 case 3: 2181 break; 2182 case 4: 2183 default: 2184 /* clear the flag and finish the previous switch */ 2185 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2186 sc->cur_scp->status &= ~SWITCH_WAIT_ACQ; 2187 sc->switch_in_progress = 0; 2188 break; 2189 } 2190 } 2191 } 2192 } 2193 2194 /* 2195 * Return error if an invalid argument is given, or vty switch 2196 * is still in progress. 2197 */ 2198 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2199 || sc->switch_in_progress) { 2200 splx(s); 2201 sc_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); 2202 DPRINTF(5, ("error 1\n")); 2203 return EINVAL; 2204 } 2205 2206 /* 2207 * Don't allow switching away from the graphics mode vty 2208 * if the switch mode is VT_AUTO, unless the next vty is the same 2209 * as the current or the current vty has been closed (but showing). 2210 */ 2211 tp = VIRTUAL_TTY(sc, sc->cur_scp->index); 2212 if ((sc->cur_scp->index != next_scr) 2213 && (tp->t_state & TS_ISOPEN) 2214 && (sc->cur_scp->smode.mode == VT_AUTO) 2215 && ISGRAPHSC(sc->cur_scp)) { 2216 splx(s); 2217 sc_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); 2218 DPRINTF(5, ("error, graphics mode\n")); 2219 return EINVAL; 2220 } 2221 2222 /* 2223 * Is the wanted vty open? Don't allow switching to a closed vty. 2224 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2225 * Note that we always allow the user to switch to the kernel 2226 * console even if it is closed. 2227 */ 2228 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2229 tp = VIRTUAL_TTY(sc, next_scr); 2230 if ((tp == NULL) || !(tp->t_state & TS_ISOPEN)) { 2231 splx(s); 2232 sc_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); 2233 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2234 return EINVAL; 2235 } 2236 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2237 splx(s); 2238 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2239 return EINVAL; 2240 } 2241 } 2242 2243 /* this is the start of vty switching process... */ 2244 ++sc->switch_in_progress; 2245 sc->delayed_next_scr = 0; 2246 sc->old_scp = sc->cur_scp; 2247 sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); 2248 if (sc->new_scp == sc->old_scp) { 2249 sc->switch_in_progress = 0; 2250 wakeup((caddr_t)&sc->new_scp->smode); 2251 splx(s); 2252 DPRINTF(5, ("switch done (new == old)\n")); 2253 return 0; 2254 } 2255 2256 /* has controlling process died? */ 2257 vt_proc_alive(sc->old_scp); 2258 vt_proc_alive(sc->new_scp); 2259 2260 /* wait for the controlling process to release the screen, if necessary */ 2261 if (signal_vt_rel(sc->old_scp)) { 2262 splx(s); 2263 return 0; 2264 } 2265 2266 /* go set up the new vty screen */ 2267 splx(s); 2268 exchange_scr(sc); 2269 s = spltty(); 2270 2271 /* wake up processes waiting for this vty */ 2272 wakeup((caddr_t)&sc->cur_scp->smode); 2273 2274 /* wait for the controlling process to acknowledge, if necessary */ 2275 if (signal_vt_acq(sc->cur_scp)) { 2276 splx(s); 2277 return 0; 2278 } 2279 2280 sc->switch_in_progress = 0; 2281 if (sc->unit == sc_console_unit) 2282 cons_unavail = FALSE; 2283 splx(s); 2284 DPRINTF(5, ("switch done\n")); 2285 2286 return 0; 2287 } 2288 2289 static int 2290 do_switch_scr(sc_softc_t *sc, int s) 2291 { 2292 vt_proc_alive(sc->new_scp); 2293 2294 splx(s); 2295 exchange_scr(sc); 2296 s = spltty(); 2297 /* sc->cur_scp == sc->new_scp */ 2298 wakeup((caddr_t)&sc->cur_scp->smode); 2299 2300 /* wait for the controlling process to acknowledge, if necessary */ 2301 if (!signal_vt_acq(sc->cur_scp)) { 2302 sc->switch_in_progress = 0; 2303 if (sc->unit == sc_console_unit) 2304 cons_unavail = FALSE; 2305 } 2306 2307 return s; 2308 } 2309 2310 static int 2311 vt_proc_alive(scr_stat *scp) 2312 { 2313 struct proc *p; 2314 2315 if (scp->proc) { 2316 if ((p = pfind(scp->pid)) != NULL) 2317 PROC_UNLOCK(p); 2318 if (scp->proc == p) 2319 return TRUE; 2320 scp->proc = NULL; 2321 scp->smode.mode = VT_AUTO; 2322 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2323 } 2324 return FALSE; 2325 } 2326 2327 static int 2328 signal_vt_rel(scr_stat *scp) 2329 { 2330 if (scp->smode.mode != VT_PROCESS) 2331 return FALSE; 2332 scp->status |= SWITCH_WAIT_REL; 2333 PROC_LOCK(scp->proc); 2334 psignal(scp->proc, scp->smode.relsig); 2335 PROC_UNLOCK(scp->proc); 2336 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2337 return TRUE; 2338 } 2339 2340 static int 2341 signal_vt_acq(scr_stat *scp) 2342 { 2343 if (scp->smode.mode != VT_PROCESS) 2344 return FALSE; 2345 if (scp->sc->unit == sc_console_unit) 2346 cons_unavail = TRUE; 2347 scp->status |= SWITCH_WAIT_ACQ; 2348 PROC_LOCK(scp->proc); 2349 psignal(scp->proc, scp->smode.acqsig); 2350 PROC_UNLOCK(scp->proc); 2351 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2352 return TRUE; 2353 } 2354 2355 static void 2356 exchange_scr(sc_softc_t *sc) 2357 { 2358 scr_stat *scp; 2359 2360 /* save the current state of video and keyboard */ 2361 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2362 if (!ISGRAPHSC(sc->old_scp)) 2363 sc_remove_cursor_image(sc->old_scp); 2364 if (sc->old_scp->kbd_mode == K_XLATE) 2365 save_kbd_state(sc->old_scp); 2366 2367 /* set up the video for the new screen */ 2368 scp = sc->cur_scp = sc->new_scp; 2369 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2370 set_mode(scp); 2371 else 2372 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2373 (void *)sc->adp->va_window, FALSE); 2374 scp->status |= MOUSE_HIDDEN; 2375 sc_move_cursor(scp, scp->xpos, scp->ypos); 2376 if (!ISGRAPHSC(scp)) 2377 sc_set_cursor_image(scp); 2378 #ifndef SC_NO_PALETTE_LOADING 2379 if (ISGRAPHSC(sc->old_scp)) 2380 load_palette(sc->adp, sc->palette); 2381 #endif 2382 sc_set_border(scp, scp->border); 2383 2384 /* set up the keyboard for the new screen */ 2385 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2386 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2387 update_kbd_state(scp, scp->status, LOCK_MASK); 2388 2389 mark_all(scp); 2390 } 2391 2392 void 2393 sc_puts(scr_stat *scp, u_char *buf, int len) 2394 { 2395 #if NSPLASH > 0 2396 /* make screensaver happy */ 2397 if (!sticky_splash && scp == scp->sc->cur_scp) 2398 run_scrn_saver = FALSE; 2399 #endif 2400 2401 if (scp->tsw) 2402 (*scp->tsw->te_puts)(scp, buf, len); 2403 2404 if (scp->sc->delayed_next_scr) 2405 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2406 } 2407 2408 void 2409 sc_draw_cursor_image(scr_stat *scp) 2410 { 2411 /* assert(scp == scp->sc->cur_scp); */ 2412 ++scp->sc->videoio_in_progress; 2413 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2414 scp->sc->flags & SC_BLINK_CURSOR, TRUE, 2415 sc_inside_cutmark(scp, scp->cursor_pos)); 2416 scp->cursor_oldpos = scp->cursor_pos; 2417 --scp->sc->videoio_in_progress; 2418 } 2419 2420 void 2421 sc_remove_cursor_image(scr_stat *scp) 2422 { 2423 /* assert(scp == scp->sc->cur_scp); */ 2424 ++scp->sc->videoio_in_progress; 2425 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2426 scp->sc->flags & SC_BLINK_CURSOR, FALSE, 2427 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2428 --scp->sc->videoio_in_progress; 2429 } 2430 2431 static void 2432 update_cursor_image(scr_stat *scp) 2433 { 2434 int blink; 2435 2436 if (scp->sc->flags & SC_CHAR_CURSOR) { 2437 scp->cursor_base = imax(0, scp->sc->cursor_base); 2438 scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size); 2439 } else { 2440 scp->cursor_base = 0; 2441 scp->cursor_height = scp->font_size; 2442 } 2443 blink = scp->sc->flags & SC_BLINK_CURSOR; 2444 2445 /* assert(scp == scp->sc->cur_scp); */ 2446 ++scp->sc->videoio_in_progress; 2447 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, blink, FALSE, 2448 sc_inside_cutmark(scp, scp->cursor_pos)); 2449 (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, blink); 2450 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, blink, TRUE, 2451 sc_inside_cutmark(scp, scp->cursor_pos)); 2452 --scp->sc->videoio_in_progress; 2453 } 2454 2455 void 2456 sc_set_cursor_image(scr_stat *scp) 2457 { 2458 if (scp->sc->flags & SC_CHAR_CURSOR) { 2459 scp->cursor_base = imax(0, scp->sc->cursor_base); 2460 scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size); 2461 } else { 2462 scp->cursor_base = 0; 2463 scp->cursor_height = scp->font_size; 2464 } 2465 2466 /* assert(scp == scp->sc->cur_scp); */ 2467 ++scp->sc->videoio_in_progress; 2468 (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, 2469 scp->sc->flags & SC_BLINK_CURSOR); 2470 --scp->sc->videoio_in_progress; 2471 } 2472 2473 static void 2474 scinit(int unit, int flags) 2475 { 2476 /* 2477 * When syscons is being initialized as the kernel console, malloc() 2478 * is not yet functional, because various kernel structures has not been 2479 * fully initialized yet. Therefore, we need to declare the following 2480 * static buffers for the console. This is less than ideal, 2481 * but is necessry evil for the time being. XXX 2482 */ 2483 static scr_stat main_console; 2484 static dev_t main_devs[MAXCONS]; 2485 static struct tty main_tty; 2486 static u_short sc_buffer[ROW*COL]; /* XXX */ 2487 #ifndef SC_NO_FONT_LOADING 2488 static u_char font_8[256*8]; 2489 static u_char font_14[256*14]; 2490 static u_char font_16[256*16]; 2491 #endif 2492 2493 sc_softc_t *sc; 2494 scr_stat *scp; 2495 video_adapter_t *adp; 2496 int col; 2497 int row; 2498 int i; 2499 2500 /* one time initialization */ 2501 if (init_done == COLD) 2502 sc_get_bios_values(&bios_value); 2503 init_done = WARM; 2504 2505 /* 2506 * Allocate resources. Even if we are being called for the second 2507 * time, we must allocate them again, because they might have 2508 * disappeared... 2509 */ 2510 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2511 adp = NULL; 2512 if (sc->adapter >= 0) { 2513 vid_release(sc->adp, (void *)&sc->adapter); 2514 adp = sc->adp; 2515 sc->adp = NULL; 2516 } 2517 if (sc->keyboard >= 0) { 2518 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2519 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2520 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2521 if (sc->kbd != NULL) { 2522 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2523 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2524 } 2525 sc->kbd = NULL; 2526 } 2527 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2528 sc->adp = vid_get_adapter(sc->adapter); 2529 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2530 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2531 sckbdevent, sc); 2532 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2533 sc->kbd = kbd_get_keyboard(sc->keyboard); 2534 if (sc->kbd != NULL) { 2535 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2536 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2537 } 2538 2539 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2540 2541 sc->initial_mode = sc->adp->va_initial_mode; 2542 2543 #ifndef SC_NO_FONT_LOADING 2544 if (flags & SC_KERNEL_CONSOLE) { 2545 sc->font_8 = font_8; 2546 sc->font_14 = font_14; 2547 sc->font_16 = font_16; 2548 } else if (sc->font_8 == NULL) { 2549 /* assert(sc_malloc) */ 2550 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2551 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2552 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2553 } 2554 #endif 2555 2556 /* extract the hardware cursor location and hide the cursor for now */ 2557 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2558 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2559 2560 /* set up the first console */ 2561 sc->first_vty = unit*MAXCONS; 2562 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2563 if (flags & SC_KERNEL_CONSOLE) { 2564 sc->dev = main_devs; 2565 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2566 sc->dev[0]->si_tty = &main_tty; 2567 ttyregister(&main_tty); 2568 scp = &main_console; 2569 init_scp(sc, sc->first_vty, scp); 2570 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2571 (void *)sc_buffer, FALSE); 2572 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2573 sc_init_emulator(scp, "*"); 2574 (*scp->tsw->te_default_attr)(scp, 2575 kernel_default.std_color, 2576 kernel_default.rev_color); 2577 } else { 2578 /* assert(sc_malloc) */ 2579 sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2580 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2581 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2582 scp = alloc_scp(sc, sc->first_vty); 2583 } 2584 SC_STAT(sc->dev[0]) = scp; 2585 sc->cur_scp = scp; 2586 2587 /* copy screen to temporary buffer */ 2588 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2589 (void *)scp->sc->adp->va_window, FALSE); 2590 if (ISTEXTSC(scp)) 2591 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2592 2593 /* move cursors to the initial positions */ 2594 if (col >= scp->xsize) 2595 col = 0; 2596 if (row >= scp->ysize) 2597 row = scp->ysize - 1; 2598 scp->xpos = col; 2599 scp->ypos = row; 2600 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2601 if (bios_value.cursor_end < scp->font_size) 2602 sc->cursor_base = scp->font_size - bios_value.cursor_end - 1; 2603 else 2604 sc->cursor_base = 0; 2605 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2606 sc->cursor_height = imin(i, scp->font_size); 2607 #ifndef SC_NO_SYSMOUSE 2608 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2609 #endif 2610 if (!ISGRAPHSC(scp)) { 2611 sc_set_cursor_image(scp); 2612 sc_draw_cursor_image(scp); 2613 } 2614 2615 /* save font and palette */ 2616 #ifndef SC_NO_FONT_LOADING 2617 sc->fonts_loaded = 0; 2618 if (ISFONTAVAIL(sc->adp->va_flags)) { 2619 #ifdef SC_DFLT_FONT 2620 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2621 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2622 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2623 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2624 if (scp->font_size < 14) { 2625 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2626 } else if (scp->font_size >= 16) { 2627 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2628 } else { 2629 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2630 } 2631 #else /* !SC_DFLT_FONT */ 2632 if (scp->font_size < 14) { 2633 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2634 sc->fonts_loaded = FONT_8; 2635 } else if (scp->font_size >= 16) { 2636 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2637 sc->fonts_loaded = FONT_16; 2638 } else { 2639 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2640 sc->fonts_loaded = FONT_14; 2641 } 2642 #endif /* SC_DFLT_FONT */ 2643 /* FONT KLUDGE: always use the font page #0. XXX */ 2644 sc_show_font(scp, 0); 2645 } 2646 #endif /* !SC_NO_FONT_LOADING */ 2647 2648 #ifndef SC_NO_PALETTE_LOADING 2649 save_palette(sc->adp, sc->palette); 2650 #endif 2651 2652 #if NSPLASH > 0 2653 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 2654 /* we are ready to put up the splash image! */ 2655 splash_init(sc->adp, scsplash_callback, sc); 2656 sc->flags |= SC_SPLASH_SCRN; 2657 } 2658 #endif /* NSPLASH */ 2659 } 2660 2661 /* the rest is not necessary, if we have done it once */ 2662 if (sc->flags & SC_INIT_DONE) 2663 return; 2664 2665 /* initialize mapscrn arrays to a one to one map */ 2666 for (i = 0; i < sizeof(sc->scr_map); i++) 2667 sc->scr_map[i] = sc->scr_rmap[i] = i; 2668 2669 sc->flags |= SC_INIT_DONE; 2670 } 2671 2672 #if __i386__ 2673 static void 2674 scterm(int unit, int flags) 2675 { 2676 sc_softc_t *sc; 2677 scr_stat *scp; 2678 2679 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2680 if (sc == NULL) 2681 return; /* shouldn't happen */ 2682 2683 #if NSPLASH > 0 2684 /* this console is no longer available for the splash screen */ 2685 if (sc->flags & SC_SPLASH_SCRN) { 2686 splash_term(sc->adp); 2687 sc->flags &= ~SC_SPLASH_SCRN; 2688 } 2689 #endif /* NSPLASH */ 2690 2691 #if 0 /* XXX */ 2692 /* move the hardware cursor to the upper-left corner */ 2693 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2694 #endif 2695 2696 /* release the keyboard and the video card */ 2697 if (sc->keyboard >= 0) 2698 kbd_release(sc->kbd, &sc->keyboard); 2699 if (sc->adapter >= 0) 2700 vid_release(sc->adp, &sc->adapter); 2701 2702 /* stop the terminal emulator, if any */ 2703 scp = SC_STAT(sc->dev[0]); 2704 if (scp->tsw) 2705 (*scp->tsw->te_term)(scp, &scp->ts); 2706 if (scp->ts != NULL) 2707 free(scp->ts, M_DEVBUF); 2708 2709 /* clear the structure */ 2710 if (!(flags & SC_KERNEL_CONSOLE)) { 2711 /* XXX: We need delete_dev() for this */ 2712 free(sc->dev, M_DEVBUF); 2713 #if 0 2714 /* XXX: We need a ttyunregister for this */ 2715 free(sc->tty, M_DEVBUF); 2716 #endif 2717 #ifndef SC_NO_FONT_LOADING 2718 free(sc->font_8, M_DEVBUF); 2719 free(sc->font_14, M_DEVBUF); 2720 free(sc->font_16, M_DEVBUF); 2721 #endif 2722 /* XXX vtb, history */ 2723 } 2724 bzero(sc, sizeof(*sc)); 2725 sc->keyboard = -1; 2726 sc->adapter = -1; 2727 } 2728 #endif 2729 2730 static void 2731 scshutdown(void *arg, int howto) 2732 { 2733 /* assert(sc_console != NULL) */ 2734 2735 sc_touch_scrn_saver(); 2736 if (!cold && sc_console 2737 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2738 && sc_console->smode.mode == VT_AUTO) 2739 sc_switch_scr(sc_console->sc, sc_console->index); 2740 shutdown_in_progress = TRUE; 2741 } 2742 2743 int 2744 sc_clean_up(scr_stat *scp) 2745 { 2746 #if NSPLASH > 0 2747 int error; 2748 #endif /* NSPLASH */ 2749 2750 sc_touch_scrn_saver(); 2751 #if NSPLASH > 0 2752 if ((error = wait_scrn_saver_stop(scp->sc))) 2753 return error; 2754 #endif /* NSPLASH */ 2755 scp->status |= MOUSE_HIDDEN; 2756 sc_remove_mouse_image(scp); 2757 sc_remove_cutmarking(scp); 2758 return 0; 2759 } 2760 2761 void 2762 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2763 { 2764 sc_vtb_t new; 2765 sc_vtb_t old; 2766 2767 old = scp->vtb; 2768 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2769 if (!discard && (old.vtb_flags & VTB_VALID)) { 2770 /* retain the current cursor position and buffer contants */ 2771 scp->cursor_oldpos = scp->cursor_pos; 2772 /* 2773 * This works only if the old buffer has the same size as or larger 2774 * than the new one. XXX 2775 */ 2776 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2777 scp->vtb = new; 2778 } else { 2779 scp->vtb = new; 2780 sc_vtb_destroy(&old); 2781 } 2782 2783 #ifndef SC_NO_SYSMOUSE 2784 /* move the mouse cursor at the center of the screen */ 2785 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2786 #endif 2787 } 2788 2789 static scr_stat 2790 *alloc_scp(sc_softc_t *sc, int vty) 2791 { 2792 scr_stat *scp; 2793 2794 /* assert(sc_malloc) */ 2795 2796 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2797 init_scp(sc, vty, scp); 2798 2799 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2800 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2801 sc_init_emulator(scp, "*"); 2802 2803 #ifndef SC_NO_CUTPASTE 2804 if (ISMOUSEAVAIL(sc->adp->va_flags)) 2805 sc_alloc_cut_buffer(scp, TRUE); 2806 #endif 2807 2808 #ifndef SC_NO_HISTORY 2809 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2810 #endif 2811 2812 return scp; 2813 } 2814 2815 static void 2816 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2817 { 2818 video_info_t info; 2819 2820 bzero(scp, sizeof(*scp)); 2821 2822 scp->index = vty; 2823 scp->sc = sc; 2824 scp->status = 0; 2825 scp->mode = sc->initial_mode; 2826 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2827 if (info.vi_flags & V_INFO_GRAPHICS) { 2828 scp->status |= GRAPHICS_MODE; 2829 scp->xpixel = info.vi_width; 2830 scp->ypixel = info.vi_height; 2831 scp->xsize = info.vi_width/8; 2832 scp->ysize = info.vi_height/info.vi_cheight; 2833 scp->font_size = 0; 2834 scp->font = NULL; 2835 } else { 2836 scp->xsize = info.vi_width; 2837 scp->ysize = info.vi_height; 2838 scp->xpixel = scp->xsize*8; 2839 scp->ypixel = scp->ysize*info.vi_cheight; 2840 if (info.vi_cheight < 14) { 2841 scp->font_size = 8; 2842 #ifndef SC_NO_FONT_LOADING 2843 scp->font = sc->font_8; 2844 #else 2845 scp->font = NULL; 2846 #endif 2847 } else if (info.vi_cheight >= 16) { 2848 scp->font_size = 16; 2849 #ifndef SC_NO_FONT_LOADING 2850 scp->font = sc->font_16; 2851 #else 2852 scp->font = NULL; 2853 #endif 2854 } else { 2855 scp->font_size = 14; 2856 #ifndef SC_NO_FONT_LOADING 2857 scp->font = sc->font_14; 2858 #else 2859 scp->font = NULL; 2860 #endif 2861 } 2862 } 2863 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 2864 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 2865 scp->xoff = scp->yoff = 0; 2866 scp->xpos = scp->ypos = 0; 2867 scp->start = scp->xsize * scp->ysize - 1; 2868 scp->end = 0; 2869 scp->tsw = NULL; 2870 scp->ts = NULL; 2871 scp->rndr = NULL; 2872 scp->border = BG_BLACK; 2873 scp->cursor_base = sc->cursor_base; 2874 scp->cursor_height = imin(sc->cursor_height, scp->font_size); 2875 scp->mouse_cut_start = scp->xsize*scp->ysize; 2876 scp->mouse_cut_end = -1; 2877 scp->mouse_signal = 0; 2878 scp->mouse_pid = 0; 2879 scp->mouse_proc = NULL; 2880 scp->kbd_mode = K_XLATE; 2881 scp->bell_pitch = bios_value.bell_pitch; 2882 scp->bell_duration = BELL_DURATION; 2883 scp->status |= (bios_value.shift_state & NLKED); 2884 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 2885 scp->pid = 0; 2886 scp->proc = NULL; 2887 scp->smode.mode = VT_AUTO; 2888 scp->history = NULL; 2889 scp->history_pos = 0; 2890 scp->history_size = 0; 2891 } 2892 2893 int 2894 sc_init_emulator(scr_stat *scp, char *name) 2895 { 2896 sc_term_sw_t *sw; 2897 sc_rndr_sw_t *rndr; 2898 void *p; 2899 int error; 2900 2901 if (name == NULL) /* if no name is given, use the current emulator */ 2902 sw = scp->tsw; 2903 else /* ...otherwise find the named emulator */ 2904 sw = sc_term_match(name); 2905 if (sw == NULL) 2906 return EINVAL; 2907 2908 rndr = NULL; 2909 if (strcmp(sw->te_renderer, "*") != 0) { 2910 rndr = sc_render_match(scp, sw->te_renderer, 2911 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2912 } 2913 if (rndr == NULL) { 2914 rndr = sc_render_match(scp, scp->sc->adp->va_name, 2915 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2916 if (rndr == NULL) 2917 return ENODEV; 2918 } 2919 2920 if (sw == scp->tsw) { 2921 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 2922 scp->rndr = rndr; 2923 sc_clear_screen(scp); 2924 /* assert(error == 0); */ 2925 return error; 2926 } 2927 2928 if (sc_malloc && (sw->te_size > 0)) 2929 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 2930 else 2931 p = NULL; 2932 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 2933 if (error) 2934 return error; 2935 2936 if (scp->tsw) 2937 (*scp->tsw->te_term)(scp, &scp->ts); 2938 if (scp->ts != NULL) 2939 free(scp->ts, M_DEVBUF); 2940 scp->tsw = sw; 2941 scp->ts = p; 2942 scp->rndr = rndr; 2943 2944 /* XXX */ 2945 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 2946 sc_clear_screen(scp); 2947 2948 return 0; 2949 } 2950 2951 /* 2952 * scgetc(flags) - get character from keyboard. 2953 * If flags & SCGETC_CN, then avoid harmful side effects. 2954 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 2955 * return NOKEY if there is nothing there. 2956 */ 2957 static u_int 2958 scgetc(sc_softc_t *sc, u_int flags) 2959 { 2960 scr_stat *scp; 2961 #ifndef SC_NO_HISTORY 2962 struct tty *tp; 2963 #endif 2964 u_int c; 2965 int this_scr; 2966 int f; 2967 int i; 2968 2969 if (sc->kbd == NULL) 2970 return NOKEY; 2971 2972 next_code: 2973 #if 1 2974 /* I don't like this, but... XXX */ 2975 if (flags & SCGETC_CN) 2976 sccnupdate(sc->cur_scp); 2977 #endif 2978 scp = sc->cur_scp; 2979 /* first see if there is something in the keyboard port */ 2980 for (;;) { 2981 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 2982 if (c == ERRKEY) { 2983 if (!(flags & SCGETC_CN)) 2984 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 2985 } else if (c == NOKEY) 2986 return c; 2987 else 2988 break; 2989 } 2990 2991 /* make screensaver happy */ 2992 if (!(c & RELKEY)) 2993 sc_touch_scrn_saver(); 2994 2995 if (!(flags & SCGETC_CN)) 2996 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 2997 2998 if (scp->kbd_mode != K_XLATE) 2999 return KEYCHAR(c); 3000 3001 /* if scroll-lock pressed allow history browsing */ 3002 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3003 3004 scp->status &= ~CURSOR_ENABLED; 3005 sc_remove_cursor_image(scp); 3006 3007 #ifndef SC_NO_HISTORY 3008 if (!(scp->status & BUFFER_SAVED)) { 3009 scp->status |= BUFFER_SAVED; 3010 sc_hist_save(scp); 3011 } 3012 switch (c) { 3013 /* FIXME: key codes */ 3014 case SPCLKEY | FKEY | F(49): /* home key */ 3015 sc_remove_cutmarking(scp); 3016 sc_hist_home(scp); 3017 goto next_code; 3018 3019 case SPCLKEY | FKEY | F(57): /* end key */ 3020 sc_remove_cutmarking(scp); 3021 sc_hist_end(scp); 3022 goto next_code; 3023 3024 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3025 sc_remove_cutmarking(scp); 3026 if (sc_hist_up_line(scp)) 3027 if (!(flags & SCGETC_CN)) 3028 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3029 goto next_code; 3030 3031 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3032 sc_remove_cutmarking(scp); 3033 if (sc_hist_down_line(scp)) 3034 if (!(flags & SCGETC_CN)) 3035 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3036 goto next_code; 3037 3038 case SPCLKEY | FKEY | F(51): /* page up key */ 3039 sc_remove_cutmarking(scp); 3040 for (i=0; i<scp->ysize; i++) 3041 if (sc_hist_up_line(scp)) { 3042 if (!(flags & SCGETC_CN)) 3043 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3044 break; 3045 } 3046 goto next_code; 3047 3048 case SPCLKEY | FKEY | F(59): /* page down key */ 3049 sc_remove_cutmarking(scp); 3050 for (i=0; i<scp->ysize; i++) 3051 if (sc_hist_down_line(scp)) { 3052 if (!(flags & SCGETC_CN)) 3053 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3054 break; 3055 } 3056 goto next_code; 3057 } 3058 #endif /* SC_NO_HISTORY */ 3059 } 3060 3061 /* 3062 * Process and consume special keys here. Return a plain char code 3063 * or a char code with the META flag or a function key code. 3064 */ 3065 if (c & RELKEY) { 3066 /* key released */ 3067 /* goto next_code */ 3068 } else { 3069 /* key pressed */ 3070 if (c & SPCLKEY) { 3071 c &= ~SPCLKEY; 3072 switch (KEYCHAR(c)) { 3073 /* LOCKING KEYS */ 3074 case NLK: case CLK: case ALK: 3075 break; 3076 case SLK: 3077 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3078 if (f & SLKED) { 3079 scp->status |= SLKED; 3080 } else { 3081 if (scp->status & SLKED) { 3082 scp->status &= ~SLKED; 3083 #ifndef SC_NO_HISTORY 3084 if (scp->status & BUFFER_SAVED) { 3085 if (!sc_hist_restore(scp)) 3086 sc_remove_cutmarking(scp); 3087 scp->status &= ~BUFFER_SAVED; 3088 scp->status |= CURSOR_ENABLED; 3089 sc_draw_cursor_image(scp); 3090 } 3091 tp = VIRTUAL_TTY(sc, scp->index); 3092 if (tp->t_state & TS_ISOPEN) 3093 scstart(tp); 3094 #endif 3095 } 3096 } 3097 break; 3098 3099 case PASTE: 3100 #ifndef SC_NO_CUTPASTE 3101 sc_mouse_paste(scp); 3102 #endif 3103 break; 3104 3105 /* NON-LOCKING KEYS */ 3106 case NOP: 3107 case LSH: case RSH: case LCTR: case RCTR: 3108 case LALT: case RALT: case ASH: case META: 3109 break; 3110 3111 case BTAB: 3112 if (!(sc->flags & SC_SCRN_BLANKED)) 3113 return c; 3114 break; 3115 3116 case SPSC: 3117 #if NSPLASH > 0 3118 /* force activatation/deactivation of the screen saver */ 3119 if (!(sc->flags & SC_SCRN_BLANKED)) { 3120 run_scrn_saver = TRUE; 3121 sc->scrn_time_stamp -= scrn_blank_time; 3122 } 3123 if (cold) { 3124 /* 3125 * While devices are being probed, the screen saver need 3126 * to be invoked explictly. XXX 3127 */ 3128 if (sc->flags & SC_SCRN_BLANKED) { 3129 scsplash_stick(FALSE); 3130 stop_scrn_saver(sc, current_saver); 3131 } else { 3132 if (!ISGRAPHSC(scp)) { 3133 scsplash_stick(TRUE); 3134 (*current_saver)(sc, TRUE); 3135 } 3136 } 3137 } 3138 #endif /* NSPLASH */ 3139 break; 3140 3141 case RBT: 3142 #ifndef SC_DISABLE_REBOOT 3143 shutdown_nice(0); 3144 #endif 3145 break; 3146 3147 case HALT: 3148 #ifndef SC_DISABLE_REBOOT 3149 shutdown_nice(RB_HALT); 3150 #endif 3151 break; 3152 3153 case PDWN: 3154 #ifndef SC_DISABLE_REBOOT 3155 shutdown_nice(RB_HALT|RB_POWEROFF); 3156 #endif 3157 break; 3158 3159 #ifdef DEV_APM 3160 case SUSP: 3161 apm_suspend(PMST_SUSPEND); 3162 break; 3163 case STBY: 3164 apm_suspend(PMST_STANDBY); 3165 break; 3166 #else 3167 case SUSP: 3168 case STBY: 3169 break; 3170 #endif 3171 3172 case DBG: 3173 #ifndef SC_DISABLE_DDBKEY 3174 #ifdef DDB 3175 Debugger("manual escape to debugger"); 3176 #else 3177 printf("No debugger in kernel\n"); 3178 #endif 3179 #else /* SC_DISABLE_DDBKEY */ 3180 /* do nothing */ 3181 #endif /* SC_DISABLE_DDBKEY */ 3182 break; 3183 3184 case PNC: 3185 if (enable_panic_key) 3186 panic("Forced by the panic key"); 3187 break; 3188 3189 case NEXT: 3190 this_scr = scp->index; 3191 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3192 sc->first_vty + i != this_scr; 3193 i = (i + 1)%sc->vtys) { 3194 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3195 if (tp && tp->t_state & TS_ISOPEN) { 3196 sc_switch_scr(scp->sc, sc->first_vty + i); 3197 break; 3198 } 3199 } 3200 break; 3201 3202 case PREV: 3203 this_scr = scp->index; 3204 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3205 sc->first_vty + i != this_scr; 3206 i = (i + sc->vtys - 1)%sc->vtys) { 3207 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3208 if (tp && tp->t_state & TS_ISOPEN) { 3209 sc_switch_scr(scp->sc, sc->first_vty + i); 3210 break; 3211 } 3212 } 3213 break; 3214 3215 default: 3216 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3217 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3218 break; 3219 } 3220 /* assert(c & FKEY) */ 3221 if (!(sc->flags & SC_SCRN_BLANKED)) 3222 return c; 3223 break; 3224 } 3225 /* goto next_code */ 3226 } else { 3227 /* regular keys (maybe MKEY is set) */ 3228 if (!(sc->flags & SC_SCRN_BLANKED)) 3229 return c; 3230 } 3231 } 3232 3233 goto next_code; 3234 } 3235 3236 int 3237 scmmap(dev_t dev, vm_offset_t offset, int nprot) 3238 { 3239 scr_stat *scp; 3240 3241 scp = SC_STAT(dev); 3242 if (scp != scp->sc->cur_scp) 3243 return -1; 3244 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, nprot); 3245 } 3246 3247 static int 3248 save_kbd_state(scr_stat *scp) 3249 { 3250 int state; 3251 int error; 3252 3253 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3254 if (error == ENOIOCTL) 3255 error = ENODEV; 3256 if (error == 0) { 3257 scp->status &= ~LOCK_MASK; 3258 scp->status |= state; 3259 } 3260 return error; 3261 } 3262 3263 static int 3264 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3265 { 3266 int state; 3267 int error; 3268 3269 if (mask != LOCK_MASK) { 3270 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3271 if (error == ENOIOCTL) 3272 error = ENODEV; 3273 if (error) 3274 return error; 3275 state &= ~mask; 3276 state |= new_bits & mask; 3277 } else { 3278 state = new_bits & LOCK_MASK; 3279 } 3280 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3281 if (error == ENOIOCTL) 3282 error = ENODEV; 3283 return error; 3284 } 3285 3286 static int 3287 update_kbd_leds(scr_stat *scp, int which) 3288 { 3289 int error; 3290 3291 which &= LOCK_MASK; 3292 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3293 if (error == ENOIOCTL) 3294 error = ENODEV; 3295 return error; 3296 } 3297 3298 int 3299 set_mode(scr_stat *scp) 3300 { 3301 video_info_t info; 3302 3303 /* reject unsupported mode */ 3304 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3305 return 1; 3306 3307 /* if this vty is not currently showing, do nothing */ 3308 if (scp != scp->sc->cur_scp) 3309 return 0; 3310 3311 /* setup video hardware for the given mode */ 3312 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3313 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3314 (void *)scp->sc->adp->va_window, FALSE); 3315 3316 #ifndef SC_NO_FONT_LOADING 3317 /* load appropriate font */ 3318 if (!(scp->status & GRAPHICS_MODE)) { 3319 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3320 if (scp->font_size < 14) { 3321 if (scp->sc->fonts_loaded & FONT_8) 3322 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3323 } else if (scp->font_size >= 16) { 3324 if (scp->sc->fonts_loaded & FONT_16) 3325 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3326 } else { 3327 if (scp->sc->fonts_loaded & FONT_14) 3328 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3329 } 3330 /* 3331 * FONT KLUDGE: 3332 * This is an interim kludge to display correct font. 3333 * Always use the font page #0 on the video plane 2. 3334 * Somehow we cannot show the font in other font pages on 3335 * some video cards... XXX 3336 */ 3337 sc_show_font(scp, 0); 3338 } 3339 mark_all(scp); 3340 } 3341 #endif /* !SC_NO_FONT_LOADING */ 3342 3343 sc_set_border(scp, scp->border); 3344 sc_set_cursor_image(scp); 3345 3346 return 0; 3347 } 3348 3349 void 3350 sc_set_border(scr_stat *scp, int color) 3351 { 3352 ++scp->sc->videoio_in_progress; 3353 (*scp->rndr->draw_border)(scp, color); 3354 --scp->sc->videoio_in_progress; 3355 } 3356 3357 #ifndef SC_NO_FONT_LOADING 3358 void 3359 sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3360 int base, int count) 3361 { 3362 sc_softc_t *sc; 3363 3364 sc = scp->sc; 3365 sc->font_loading_in_progress = TRUE; 3366 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3367 sc->font_loading_in_progress = FALSE; 3368 } 3369 3370 void 3371 sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3372 int base, int count) 3373 { 3374 sc_softc_t *sc; 3375 3376 sc = scp->sc; 3377 sc->font_loading_in_progress = TRUE; 3378 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3379 sc->font_loading_in_progress = FALSE; 3380 } 3381 3382 void 3383 sc_show_font(scr_stat *scp, int page) 3384 { 3385 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3386 } 3387 #endif /* !SC_NO_FONT_LOADING */ 3388 3389 void 3390 sc_paste(scr_stat *scp, u_char *p, int count) 3391 { 3392 struct tty *tp; 3393 u_char *rmap; 3394 3395 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3396 if (!(tp->t_state & TS_ISOPEN)) 3397 return; 3398 rmap = scp->sc->scr_rmap; 3399 for (; count > 0; --count) 3400 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 3401 } 3402 3403 void 3404 sc_bell(scr_stat *scp, int pitch, int duration) 3405 { 3406 if (cold || shutdown_in_progress) 3407 return; 3408 3409 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3410 return; 3411 3412 if (scp->sc->flags & SC_VISUAL_BELL) { 3413 if (scp->sc->blink_in_progress) 3414 return; 3415 scp->sc->blink_in_progress = 3; 3416 if (scp != scp->sc->cur_scp) 3417 scp->sc->blink_in_progress += 2; 3418 blink_screen(scp->sc->cur_scp); 3419 } else { 3420 if (scp != scp->sc->cur_scp) 3421 pitch *= 2; 3422 sysbeep(pitch, duration); 3423 } 3424 } 3425 3426 static void 3427 blink_screen(void *arg) 3428 { 3429 scr_stat *scp = arg; 3430 struct tty *tp; 3431 3432 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3433 scp->sc->blink_in_progress = 0; 3434 mark_all(scp); 3435 tp = VIRTUAL_TTY(scp->sc, scp->index); 3436 if (tp->t_state & TS_ISOPEN) 3437 scstart(tp); 3438 if (scp->sc->delayed_next_scr) 3439 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3440 } 3441 else { 3442 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3443 scp->sc->blink_in_progress & 1); 3444 scp->sc->blink_in_progress--; 3445 timeout(blink_screen, scp, hz / 10); 3446 } 3447 } 3448