1 /*- 2 * Copyright (c) 1992-1998 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31 #include "opt_syscons.h" 32 #include "opt_splash.h" 33 #include "opt_ddb.h" 34 35 #include <sys/param.h> 36 #include <sys/systm.h> 37 #include <sys/conf.h> 38 #include <sys/cons.h> 39 #include <sys/consio.h> 40 #include <sys/eventhandler.h> 41 #include <sys/fbio.h> 42 #include <sys/kbio.h> 43 #include <sys/kernel.h> 44 #include <sys/lock.h> 45 #include <sys/malloc.h> 46 #include <sys/mutex.h> 47 #include <sys/proc.h> 48 #include <sys/random.h> 49 #include <sys/reboot.h> 50 #include <sys/signalvar.h> 51 #include <sys/sysctl.h> 52 #include <sys/tty.h> 53 #include <sys/power.h> 54 55 #include <machine/clock.h> 56 #include <machine/pc/display.h> 57 #ifdef __i386__ 58 #include <machine/psl.h> 59 #include <machine/apm_bios.h> 60 #include <machine/frame.h> 61 #endif 62 63 #include <dev/kbd/kbdreg.h> 64 #include <dev/fb/fbreg.h> 65 #include <dev/fb/splashreg.h> 66 #include <dev/syscons/syscons.h> 67 68 #define COLD 0 69 #define WARM 1 70 71 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 72 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 73 74 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 75 76 typedef struct default_attr { 77 int std_color; /* normal hardware color */ 78 int rev_color; /* reverse hardware color */ 79 } default_attr; 80 81 static default_attr user_default = { 82 SC_NORM_ATTR, 83 SC_NORM_REV_ATTR, 84 }; 85 86 static default_attr kernel_default = { 87 SC_KERNEL_CONS_ATTR, 88 SC_KERNEL_CONS_REV_ATTR, 89 }; 90 91 static int sc_console_unit = -1; 92 static int sc_saver_keyb_only; 93 static scr_stat *sc_console; 94 static struct tty *sc_console_tty; 95 static void *kernel_console_ts; 96 97 static char init_done = COLD; 98 static char shutdown_in_progress = FALSE; 99 static char sc_malloc = FALSE; 100 101 static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 102 static int run_scrn_saver = FALSE; /* should run the saver? */ 103 static long scrn_blank_time = 0; /* screen saver timeout value */ 104 #ifdef DEV_SPLASH 105 static int scrn_blanked; /* # of blanked screen */ 106 static int sticky_splash = FALSE; 107 108 static void none_saver(sc_softc_t *sc, int blank) { } 109 static void (*current_saver)(sc_softc_t *, int) = none_saver; 110 #endif 111 112 SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 113 SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 114 SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 115 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 116 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 117 #include "font.h" 118 #endif 119 120 d_ioctl_t *sc_user_ioctl; 121 122 static bios_values_t bios_value; 123 124 static int enable_panic_key; 125 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 126 0, ""); 127 128 #define SC_CONSOLECTL 255 129 130 #define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 131 SC_DEV((sc), (x))->si_tty : NULL) 132 #define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) 133 134 static int debugger; 135 136 /* prototypes */ 137 static int scvidprobe(int unit, int flags, int cons); 138 static int sckbdprobe(int unit, int flags, int cons); 139 static void scmeminit(void *arg); 140 static int scdevtounit(dev_t dev); 141 static kbd_callback_func_t sckbdevent; 142 static int scparam(struct tty *tp, struct termios *t); 143 static void scstart(struct tty *tp); 144 static void scinit(int unit, int flags); 145 #if __i386__ || __ia64__ 146 static void scterm(int unit, int flags); 147 #endif 148 static void scshutdown(void *arg, int howto); 149 static u_int scgetc(sc_softc_t *sc, u_int flags); 150 #define SCGETC_CN 1 151 #define SCGETC_NONBLOCK 2 152 static int sccngetch(int flags); 153 static void sccnupdate(scr_stat *scp); 154 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 155 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 156 static timeout_t scrn_timer; 157 static int and_region(int *s1, int *e1, int s2, int e2); 158 static void scrn_update(scr_stat *scp, int show_cursor); 159 160 #ifdef DEV_SPLASH 161 static int scsplash_callback(int event, void *arg); 162 static void scsplash_saver(sc_softc_t *sc, int show); 163 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 164 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 165 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 166 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 167 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 168 static int wait_scrn_saver_stop(sc_softc_t *sc); 169 #define scsplash_stick(stick) (sticky_splash = (stick)) 170 #else /* !DEV_SPLASH */ 171 #define scsplash_stick(stick) 172 #endif /* DEV_SPLASH */ 173 174 static int do_switch_scr(sc_softc_t *sc, int s); 175 static int vt_proc_alive(scr_stat *scp); 176 static int signal_vt_rel(scr_stat *scp); 177 static int signal_vt_acq(scr_stat *scp); 178 static int finish_vt_rel(scr_stat *scp, int release, int *s); 179 static int finish_vt_acq(scr_stat *scp); 180 static void exchange_scr(sc_softc_t *sc); 181 static void update_cursor_image(scr_stat *scp); 182 static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 183 static int save_kbd_state(scr_stat *scp); 184 static int update_kbd_state(scr_stat *scp, int state, int mask); 185 static int update_kbd_leds(scr_stat *scp, int which); 186 static timeout_t blink_screen; 187 188 #define CDEV_MAJOR 12 189 190 static cn_probe_t sccnprobe; 191 static cn_init_t sccninit; 192 static cn_getc_t sccngetc; 193 static cn_checkc_t sccncheckc; 194 static cn_putc_t sccnputc; 195 static cn_dbctl_t sccndbctl; 196 static cn_term_t sccnterm; 197 198 #if __alpha__ 199 void sccnattach(void); 200 #endif 201 202 CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 203 sccndbctl); 204 205 static d_open_t scopen; 206 static d_close_t scclose; 207 static d_read_t scread; 208 static d_ioctl_t scioctl; 209 static d_mmap_t scmmap; 210 211 static struct cdevsw sc_cdevsw = { 212 /* open */ scopen, 213 /* close */ scclose, 214 /* read */ scread, 215 /* write */ ttywrite, 216 /* ioctl */ scioctl, 217 /* poll */ ttypoll, 218 /* mmap */ scmmap, 219 /* strategy */ nostrategy, 220 /* name */ "sc", 221 /* maj */ CDEV_MAJOR, 222 /* dump */ nodump, 223 /* psize */ nopsize, 224 /* flags */ D_TTY, 225 }; 226 227 int 228 sc_probe_unit(int unit, int flags) 229 { 230 if (!scvidprobe(unit, flags, FALSE)) { 231 if (bootverbose) 232 printf("sc%d: no video adapter found.\n", unit); 233 return ENXIO; 234 } 235 236 /* syscons will be attached even when there is no keyboard */ 237 sckbdprobe(unit, flags, FALSE); 238 239 return 0; 240 } 241 242 /* probe video adapters, return TRUE if found */ 243 static int 244 scvidprobe(int unit, int flags, int cons) 245 { 246 /* 247 * Access the video adapter driver through the back door! 248 * Video adapter drivers need to be configured before syscons. 249 * However, when syscons is being probed as the low-level console, 250 * they have not been initialized yet. We force them to initialize 251 * themselves here. XXX 252 */ 253 vid_configure(cons ? VIO_PROBE_ONLY : 0); 254 255 return (vid_find_adapter("*", unit) >= 0); 256 } 257 258 /* probe the keyboard, return TRUE if found */ 259 static int 260 sckbdprobe(int unit, int flags, int cons) 261 { 262 /* access the keyboard driver through the backdoor! */ 263 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 264 265 return (kbd_find_keyboard("*", unit) >= 0); 266 } 267 268 static char 269 *adapter_name(video_adapter_t *adp) 270 { 271 static struct { 272 int type; 273 char *name[2]; 274 } names[] = { 275 { KD_MONO, { "MDA", "MDA" } }, 276 { KD_HERCULES, { "Hercules", "Hercules" } }, 277 { KD_CGA, { "CGA", "CGA" } }, 278 { KD_EGA, { "EGA", "EGA (mono)" } }, 279 { KD_VGA, { "VGA", "VGA (mono)" } }, 280 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 281 { KD_TGA, { "TGA", "TGA" } }, 282 { -1, { "Unknown", "Unknown" } }, 283 }; 284 int i; 285 286 for (i = 0; names[i].type != -1; ++i) 287 if (names[i].type == adp->va_type) 288 break; 289 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 290 } 291 292 int 293 sc_attach_unit(int unit, int flags) 294 { 295 sc_softc_t *sc; 296 scr_stat *scp; 297 #ifdef SC_PIXEL_MODE 298 video_info_t info; 299 #endif 300 int vc; 301 dev_t dev; 302 303 flags &= ~SC_KERNEL_CONSOLE; 304 305 if (sc_console_unit == unit) { 306 /* 307 * If this unit is being used as the system console, we need to 308 * adjust some variables and buffers before and after scinit(). 309 */ 310 /* assert(sc_console != NULL) */ 311 flags |= SC_KERNEL_CONSOLE; 312 scmeminit(NULL); 313 314 scinit(unit, flags); 315 316 if (sc_console->tsw->te_size > 0) { 317 /* assert(sc_console->ts != NULL); */ 318 kernel_console_ts = sc_console->ts; 319 sc_console->ts = malloc(sc_console->tsw->te_size, 320 M_DEVBUF, M_WAITOK); 321 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 322 (*sc_console->tsw->te_default_attr)(sc_console, 323 user_default.std_color, 324 user_default.rev_color); 325 } 326 } else { 327 scinit(unit, flags); 328 } 329 330 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 331 sc->config = flags; 332 scp = SC_STAT(sc->dev[0]); 333 if (sc_console == NULL) /* sc_console_unit < 0 */ 334 sc_console = scp; 335 336 #ifdef SC_PIXEL_MODE 337 if ((sc->config & SC_VESA800X600) 338 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 339 #ifdef DEV_SPLASH 340 if (sc->flags & SC_SPLASH_SCRN) 341 splash_term(sc->adp); 342 #endif 343 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 344 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 345 sc->initial_mode = M_VESA_800x600; 346 #ifdef DEV_SPLASH 347 /* put up the splash again! */ 348 if (sc->flags & SC_SPLASH_SCRN) 349 splash_init(sc->adp, scsplash_callback, sc); 350 #endif 351 } 352 #endif /* SC_PIXEL_MODE */ 353 354 /* initialize cursor */ 355 if (!ISGRAPHSC(scp)) 356 update_cursor_image(scp); 357 358 /* get screen update going */ 359 scrn_timer(sc); 360 361 /* set up the keyboard */ 362 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 363 update_kbd_state(scp, scp->status, LOCK_MASK); 364 365 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 366 unit, adapter_name(sc->adp), sc->vtys, sc->config); 367 if (bootverbose) { 368 printf("sc%d:", unit); 369 if (sc->adapter >= 0) 370 printf(" fb%d", sc->adapter); 371 if (sc->keyboard >= 0) 372 printf(", kbd%d", sc->keyboard); 373 if (scp->tsw) 374 printf(", terminal emulator: %s (%s)", 375 scp->tsw->te_name, scp->tsw->te_desc); 376 printf("\n"); 377 } 378 379 /* register a shutdown callback for the kernel console */ 380 if (sc_console_unit == unit) 381 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 382 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 383 384 for (vc = 0; vc < sc->vtys; vc++) { 385 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 386 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 387 sc->dev[vc] = dev; 388 /* 389 * The first vty already has struct tty and scr_stat initialized 390 * in scinit(). The other vtys will have these structs when 391 * first opened. 392 */ 393 } 394 395 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 396 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 397 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 398 SC_STAT(dev) = sc_console; 399 400 return 0; 401 } 402 403 static void 404 scmeminit(void *arg) 405 { 406 if (sc_malloc) 407 return; 408 sc_malloc = TRUE; 409 410 /* 411 * As soon as malloc() becomes functional, we had better allocate 412 * various buffers for the kernel console. 413 */ 414 415 if (sc_console_unit < 0) /* sc_console == NULL */ 416 return; 417 418 /* copy the temporary buffer to the final buffer */ 419 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 420 421 #ifndef SC_NO_CUTPASTE 422 sc_alloc_cut_buffer(sc_console, FALSE); 423 #endif 424 425 #ifndef SC_NO_HISTORY 426 /* initialize history buffer & pointers */ 427 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 428 #endif 429 } 430 431 /* XXX */ 432 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 433 434 static int 435 scdevtounit(dev_t dev) 436 { 437 int vty = SC_VTY(dev); 438 439 if (vty == SC_CONSOLECTL) 440 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 441 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 442 return -1; 443 else 444 return vty/MAXCONS; 445 } 446 447 int 448 scopen(dev_t dev, int flag, int mode, struct thread *td) 449 { 450 int unit = scdevtounit(dev); 451 sc_softc_t *sc; 452 struct tty *tp; 453 scr_stat *scp; 454 keyarg_t key; 455 int error; 456 457 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 458 major(dev), minor(dev), unit, SC_VTY(dev))); 459 460 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 461 if (sc == NULL) 462 return ENXIO; 463 464 tp = dev->si_tty = ttymalloc(dev->si_tty); 465 tp->t_oproc = scstart; 466 tp->t_param = scparam; 467 tp->t_stop = nottystop; 468 tp->t_dev = dev; 469 if (!ISTTYOPEN(tp)) { 470 ttychars(tp); 471 /* Use the current setting of the <-- key as default VERASE. */ 472 /* If the Delete key is preferable, an stty is necessary */ 473 if (sc->kbd != NULL) { 474 key.keynum = KEYCODE_BS; 475 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 476 tp->t_cc[VERASE] = key.key.map[0]; 477 } 478 tp->t_iflag = TTYDEF_IFLAG; 479 tp->t_oflag = TTYDEF_OFLAG; 480 tp->t_cflag = TTYDEF_CFLAG; 481 tp->t_lflag = TTYDEF_LFLAG; 482 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 483 scparam(tp, &tp->t_termios); 484 (*linesw[tp->t_line].l_modem)(tp, 1); 485 } 486 else 487 if (tp->t_state & TS_XCLUDE && suser(td)) 488 return(EBUSY); 489 490 error = (*linesw[tp->t_line].l_open)(dev, tp); 491 492 scp = SC_STAT(dev); 493 if (scp == NULL) { 494 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 495 if (ISGRAPHSC(scp)) 496 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 497 } 498 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 499 tp->t_winsize.ws_col = scp->xsize; 500 tp->t_winsize.ws_row = scp->ysize; 501 } 502 503 return error; 504 } 505 506 int 507 scclose(dev_t dev, int flag, int mode, struct thread *td) 508 { 509 struct tty *tp = dev->si_tty; 510 scr_stat *scp; 511 int s; 512 513 if (SC_VTY(dev) != SC_CONSOLECTL) { 514 scp = SC_STAT(tp->t_dev); 515 /* were we in the middle of the VT switching process? */ 516 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 517 s = spltty(); 518 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 519 cons_unavail = FALSE; 520 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 521 DPRINTF(5, ("reset WAIT_REL, ")); 522 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 523 DPRINTF(5, ("reset WAIT_ACQ, ")); 524 #if not_yet_done 525 if (scp == &main_console) { 526 scp->pid = 0; 527 scp->proc = NULL; 528 scp->smode.mode = VT_AUTO; 529 } 530 else { 531 sc_vtb_destroy(&scp->vtb); 532 sc_vtb_destroy(&scp->scr); 533 sc_free_history_buffer(scp, scp->ysize); 534 SC_STAT(dev) = NULL; 535 free(scp, M_DEVBUF); 536 } 537 #else 538 scp->pid = 0; 539 scp->proc = NULL; 540 scp->smode.mode = VT_AUTO; 541 #endif 542 scp->kbd_mode = K_XLATE; 543 if (scp == scp->sc->cur_scp) 544 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 545 DPRINTF(5, ("done.\n")); 546 } 547 spltty(); 548 (*linesw[tp->t_line].l_close)(tp, flag); 549 ttyclose(tp); 550 spl0(); 551 return(0); 552 } 553 554 int 555 scread(dev_t dev, struct uio *uio, int flag) 556 { 557 if (!sc_saver_keyb_only) 558 sc_touch_scrn_saver(); 559 return ttyread(dev, uio, flag); 560 } 561 562 static int 563 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 564 { 565 sc_softc_t *sc; 566 struct tty *cur_tty; 567 int c; 568 size_t len; 569 u_char *cp; 570 571 sc = (sc_softc_t *)arg; 572 /* assert(thiskbd == sc->kbd) */ 573 574 switch (event) { 575 case KBDIO_KEYINPUT: 576 break; 577 case KBDIO_UNLOADING: 578 sc->kbd = NULL; 579 sc->keyboard = -1; 580 kbd_release(thiskbd, (void *)&sc->keyboard); 581 return 0; 582 default: 583 return EINVAL; 584 } 585 586 /* 587 * Loop while there is still input to get from the keyboard. 588 * I don't think this is nessesary, and it doesn't fix 589 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 590 */ 591 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 592 593 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 594 if (!ISTTYOPEN(cur_tty)) { 595 cur_tty = sc_console_tty; 596 if (!ISTTYOPEN(cur_tty)) 597 continue; 598 } 599 600 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 601 continue; 602 603 switch (KEYFLAGS(c)) { 604 case 0x0000: /* normal key */ 605 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 606 break; 607 case FKEY: /* function key, return string */ 608 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 609 if (cp != NULL) { 610 while (len-- > 0) 611 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 612 } 613 break; 614 case MKEY: /* meta is active, prepend ESC */ 615 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 616 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 617 break; 618 case BKEY: /* backtab fixed sequence (esc [ Z) */ 619 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 620 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 621 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 622 break; 623 } 624 } 625 626 sc->cur_scp->status |= MOUSE_HIDDEN; 627 628 return 0; 629 } 630 631 static int 632 scparam(struct tty *tp, struct termios *t) 633 { 634 tp->t_ispeed = t->c_ispeed; 635 tp->t_ospeed = t->c_ospeed; 636 tp->t_cflag = t->c_cflag; 637 return 0; 638 } 639 640 int 641 scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct thread *td) 642 { 643 int error; 644 int i; 645 struct tty *tp; 646 sc_softc_t *sc; 647 scr_stat *scp; 648 int s; 649 650 tp = dev->si_tty; 651 652 /* If there is a user_ioctl function call that first */ 653 if (sc_user_ioctl) { 654 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 655 if (error != ENOIOCTL) 656 return error; 657 } 658 659 error = sc_vid_ioctl(tp, cmd, data, flag, td); 660 if (error != ENOIOCTL) 661 return error; 662 663 #ifndef SC_NO_HISTORY 664 error = sc_hist_ioctl(tp, cmd, data, flag, td); 665 if (error != ENOIOCTL) 666 return error; 667 #endif 668 669 #ifndef SC_NO_SYSMOUSE 670 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 671 if (error != ENOIOCTL) 672 return error; 673 #endif 674 675 scp = SC_STAT(tp->t_dev); 676 /* assert(scp != NULL) */ 677 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 678 sc = scp->sc; 679 680 if (scp->tsw) { 681 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 682 if (error != ENOIOCTL) 683 return error; 684 } 685 686 switch (cmd) { /* process console hardware related ioctl's */ 687 688 case GIO_ATTR: /* get current attributes */ 689 /* this ioctl is not processed here, but in the terminal emulator */ 690 return ENOTTY; 691 692 case GIO_COLOR: /* is this a color console ? */ 693 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 694 return 0; 695 696 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 697 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 698 return EINVAL; 699 s = spltty(); 700 scrn_blank_time = *(int *)data; 701 run_scrn_saver = (scrn_blank_time != 0); 702 splx(s); 703 return 0; 704 705 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 706 s = spltty(); 707 *(int *)data &= CONS_CURSOR_ATTRS; 708 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 709 splx(s); 710 return 0; 711 712 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 713 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 714 ((int *)data)[0] = scp->curr_curs_attr.flags; 715 ((int *)data)[1] = scp->curr_curs_attr.base; 716 ((int *)data)[2] = scp->curr_curs_attr.height; 717 } else { 718 ((int *)data)[0] = sc->curs_attr.flags; 719 ((int *)data)[1] = sc->curs_attr.base; 720 ((int *)data)[2] = sc->curs_attr.height; 721 } 722 return 0; 723 724 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 725 s = spltty(); 726 sc_change_cursor_shape(scp, ((int *)data)[0], 727 ((int *)data)[1], ((int *)data)[2]); 728 splx(s); 729 return 0; 730 731 case CONS_BELLTYPE: /* set bell type sound/visual */ 732 if ((*(int *)data) & 0x01) 733 sc->flags |= SC_VISUAL_BELL; 734 else 735 sc->flags &= ~SC_VISUAL_BELL; 736 if ((*(int *)data) & 0x02) 737 sc->flags |= SC_QUIET_BELL; 738 else 739 sc->flags &= ~SC_QUIET_BELL; 740 return 0; 741 742 case CONS_GETINFO: /* get current (virtual) console info */ 743 { 744 vid_info_t *ptr = (vid_info_t*)data; 745 if (ptr->size == sizeof(struct vid_info)) { 746 ptr->m_num = sc->cur_scp->index; 747 ptr->font_size = scp->font_size; 748 ptr->mv_col = scp->xpos; 749 ptr->mv_row = scp->ypos; 750 ptr->mv_csz = scp->xsize; 751 ptr->mv_rsz = scp->ysize; 752 /* 753 * The following fields are filled by the terminal emulator. XXX 754 * 755 * ptr->mv_norm.fore 756 * ptr->mv_norm.back 757 * ptr->mv_rev.fore 758 * ptr->mv_rev.back 759 */ 760 ptr->mv_grfc.fore = 0; /* not supported */ 761 ptr->mv_grfc.back = 0; /* not supported */ 762 ptr->mv_ovscan = scp->border; 763 if (scp == sc->cur_scp) 764 save_kbd_state(scp); 765 ptr->mk_keylock = scp->status & LOCK_MASK; 766 return 0; 767 } 768 return EINVAL; 769 } 770 771 case CONS_GETVERS: /* get version number */ 772 *(int*)data = 0x200; /* version 2.0 */ 773 return 0; 774 775 case CONS_IDLE: /* see if the screen has been idle */ 776 /* 777 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 778 * the user process may have been writing something on the 779 * screen and syscons is not aware of it. Declare the screen 780 * is NOT idle if it is in one of these modes. But there is 781 * an exception to it; if a screen saver is running in the 782 * graphics mode in the current screen, we should say that the 783 * screen has been idle. 784 */ 785 *(int *)data = (sc->flags & SC_SCRN_IDLE) 786 && (!ISGRAPHSC(sc->cur_scp) 787 || (sc->cur_scp->status & SAVER_RUNNING)); 788 return 0; 789 790 case CONS_SAVERMODE: /* set saver mode */ 791 switch(*(int *)data) { 792 case CONS_NO_SAVER: 793 case CONS_USR_SAVER: 794 /* if a LKM screen saver is running, stop it first. */ 795 scsplash_stick(FALSE); 796 saver_mode = *(int *)data; 797 s = spltty(); 798 #ifdef DEV_SPLASH 799 if ((error = wait_scrn_saver_stop(NULL))) { 800 splx(s); 801 return error; 802 } 803 #endif 804 run_scrn_saver = TRUE; 805 if (saver_mode == CONS_USR_SAVER) 806 scp->status |= SAVER_RUNNING; 807 else 808 scp->status &= ~SAVER_RUNNING; 809 scsplash_stick(TRUE); 810 splx(s); 811 break; 812 case CONS_LKM_SAVER: 813 s = spltty(); 814 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 815 scp->status &= ~SAVER_RUNNING; 816 saver_mode = *(int *)data; 817 splx(s); 818 break; 819 default: 820 return EINVAL; 821 } 822 return 0; 823 824 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 825 /* 826 * Note that this ioctl does not guarantee the screen saver 827 * actually starts or stops. It merely attempts to do so... 828 */ 829 s = spltty(); 830 run_scrn_saver = (*(int *)data != 0); 831 if (run_scrn_saver) 832 sc->scrn_time_stamp -= scrn_blank_time; 833 splx(s); 834 return 0; 835 836 case CONS_SCRSHOT: /* get a screen shot */ 837 { 838 scrshot_t *ptr = (scrshot_t*)data; 839 s = spltty(); 840 if (ISGRAPHSC(scp)) { 841 splx(s); 842 return EOPNOTSUPP; 843 } 844 if (scp->xsize != ptr->xsize || scp->ysize != ptr->ysize) { 845 splx(s); 846 return EINVAL; 847 } 848 copyout ((void*)scp->vtb.vtb_buffer, ptr->buf, 849 ptr->xsize * ptr->ysize * sizeof(u_int16_t)); 850 splx(s); 851 return 0; 852 } 853 854 case VT_SETMODE: /* set screen switcher mode */ 855 { 856 struct vt_mode *mode; 857 struct proc *p1; 858 859 mode = (struct vt_mode *)data; 860 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 861 if (scp->smode.mode == VT_PROCESS) { 862 p1 = pfind(scp->pid); 863 if (scp->proc == p1 && scp->proc != td->td_proc) { 864 if (p1) 865 PROC_UNLOCK(p1); 866 DPRINTF(5, ("error EPERM\n")); 867 return EPERM; 868 } 869 if (p1) 870 PROC_UNLOCK(p1); 871 } 872 s = spltty(); 873 if (mode->mode == VT_AUTO) { 874 scp->smode.mode = VT_AUTO; 875 scp->proc = NULL; 876 scp->pid = 0; 877 DPRINTF(5, ("VT_AUTO, ")); 878 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 879 cons_unavail = FALSE; 880 /* were we in the middle of the vty switching process? */ 881 if (finish_vt_rel(scp, TRUE, &s) == 0) 882 DPRINTF(5, ("reset WAIT_REL, ")); 883 if (finish_vt_acq(scp) == 0) 884 DPRINTF(5, ("reset WAIT_ACQ, ")); 885 } else { 886 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 887 || !ISSIGVALID(mode->frsig)) { 888 splx(s); 889 DPRINTF(5, ("error EINVAL\n")); 890 return EINVAL; 891 } 892 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 893 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 894 scp->proc = td->td_proc; 895 scp->pid = scp->proc->p_pid; 896 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 897 cons_unavail = TRUE; 898 } 899 splx(s); 900 DPRINTF(5, ("\n")); 901 return 0; 902 } 903 904 case VT_GETMODE: /* get screen switcher mode */ 905 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 906 return 0; 907 908 case VT_RELDISP: /* screen switcher ioctl */ 909 s = spltty(); 910 /* 911 * This must be the current vty which is in the VT_PROCESS 912 * switching mode... 913 */ 914 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 915 splx(s); 916 return EINVAL; 917 } 918 /* ...and this process is controlling it. */ 919 if (scp->proc != td->td_proc) { 920 splx(s); 921 return EPERM; 922 } 923 error = EINVAL; 924 switch(*(int *)data) { 925 case VT_FALSE: /* user refuses to release screen, abort */ 926 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 927 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 928 break; 929 case VT_TRUE: /* user has released screen, go on */ 930 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 931 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 932 break; 933 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 934 if ((error = finish_vt_acq(scp)) == 0) 935 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 936 break; 937 default: 938 break; 939 } 940 splx(s); 941 return error; 942 943 case VT_OPENQRY: /* return free virtual console */ 944 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 945 tp = VIRTUAL_TTY(sc, i); 946 if (!ISTTYOPEN(tp)) { 947 *(int *)data = i + 1; 948 return 0; 949 } 950 } 951 return EINVAL; 952 953 case VT_ACTIVATE: /* switch to screen *data */ 954 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 955 s = spltty(); 956 sc_clean_up(sc->cur_scp); 957 splx(s); 958 return sc_switch_scr(sc, i); 959 960 case VT_WAITACTIVE: /* wait for switch to occur */ 961 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 962 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 963 return EINVAL; 964 s = spltty(); 965 error = sc_clean_up(sc->cur_scp); 966 splx(s); 967 if (error) 968 return error; 969 scp = SC_STAT(SC_DEV(sc, i)); 970 if (scp == scp->sc->cur_scp) 971 return 0; 972 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, 973 "waitvt", 0)) == ERESTART) ; 974 return error; 975 976 case VT_GETACTIVE: /* get active vty # */ 977 *(int *)data = sc->cur_scp->index + 1; 978 return 0; 979 980 case VT_GETINDEX: /* get this vty # */ 981 *(int *)data = scp->index + 1; 982 return 0; 983 984 case KDENABIO: /* allow io operations */ 985 error = suser(td); 986 if (error != 0) 987 return error; 988 error = securelevel_gt(td->td_ucred, 0); 989 if (error != 0) 990 return error; 991 #ifdef __i386__ 992 td->td_frame->tf_eflags |= PSL_IOPL; 993 #endif 994 return 0; 995 996 case KDDISABIO: /* disallow io operations (default) */ 997 #ifdef __i386__ 998 td->td_frame->tf_eflags &= ~PSL_IOPL; 999 #endif 1000 return 0; 1001 1002 case KDSKBSTATE: /* set keyboard state (locks) */ 1003 if (*(int *)data & ~LOCK_MASK) 1004 return EINVAL; 1005 scp->status &= ~LOCK_MASK; 1006 scp->status |= *(int *)data; 1007 if (scp == sc->cur_scp) 1008 update_kbd_state(scp, scp->status, LOCK_MASK); 1009 return 0; 1010 1011 case KDGKBSTATE: /* get keyboard state (locks) */ 1012 if (scp == sc->cur_scp) 1013 save_kbd_state(scp); 1014 *(int *)data = scp->status & LOCK_MASK; 1015 return 0; 1016 1017 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1018 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1019 error = kbd_ioctl(sc->kbd, cmd, data); 1020 if (error == ENOIOCTL) 1021 error = ENODEV; 1022 return error; 1023 1024 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1025 if (*(int *)data & ~0x7f) 1026 return EINVAL; 1027 error = kbd_ioctl(sc->kbd, cmd, data); 1028 if (error == ENOIOCTL) 1029 error = ENODEV; 1030 return error; 1031 1032 case KDSKBMODE: /* set keyboard mode */ 1033 switch (*(int *)data) { 1034 case K_XLATE: /* switch to XLT ascii mode */ 1035 case K_RAW: /* switch to RAW scancode mode */ 1036 case K_CODE: /* switch to CODE mode */ 1037 scp->kbd_mode = *(int *)data; 1038 if (scp == sc->cur_scp) 1039 kbd_ioctl(sc->kbd, cmd, data); 1040 return 0; 1041 default: 1042 return EINVAL; 1043 } 1044 /* NOT REACHED */ 1045 1046 case KDGKBMODE: /* get keyboard mode */ 1047 *(int *)data = scp->kbd_mode; 1048 return 0; 1049 1050 case KDGKBINFO: 1051 error = kbd_ioctl(sc->kbd, cmd, data); 1052 if (error == ENOIOCTL) 1053 error = ENODEV; 1054 return error; 1055 1056 case KDMKTONE: /* sound the bell */ 1057 if (*(int*)data) 1058 sc_bell(scp, (*(int*)data)&0xffff, 1059 (((*(int*)data)>>16)&0xffff)*hz/1000); 1060 else 1061 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1062 return 0; 1063 1064 case KIOCSOUND: /* make tone (*data) hz */ 1065 if (scp == sc->cur_scp) { 1066 if (*(int *)data) 1067 return sc_tone(*(int *)data); 1068 else 1069 return sc_tone(0); 1070 } 1071 return 0; 1072 1073 case KDGKBTYPE: /* get keyboard type */ 1074 error = kbd_ioctl(sc->kbd, cmd, data); 1075 if (error == ENOIOCTL) { 1076 /* always return something? XXX */ 1077 *(int *)data = 0; 1078 } 1079 return 0; 1080 1081 case KDSETLED: /* set keyboard LED status */ 1082 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1083 return EINVAL; 1084 scp->status &= ~LED_MASK; 1085 scp->status |= *(int *)data; 1086 if (scp == sc->cur_scp) 1087 update_kbd_leds(scp, scp->status); 1088 return 0; 1089 1090 case KDGETLED: /* get keyboard LED status */ 1091 if (scp == sc->cur_scp) 1092 save_kbd_state(scp); 1093 *(int *)data = scp->status & LED_MASK; 1094 return 0; 1095 1096 case CONS_SETKBD: /* set the new keyboard */ 1097 { 1098 keyboard_t *newkbd; 1099 1100 s = spltty(); 1101 newkbd = kbd_get_keyboard(*(int *)data); 1102 if (newkbd == NULL) { 1103 splx(s); 1104 return EINVAL; 1105 } 1106 error = 0; 1107 if (sc->kbd != newkbd) { 1108 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1109 (void *)&sc->keyboard, sckbdevent, sc); 1110 /* i == newkbd->kb_index */ 1111 if (i >= 0) { 1112 if (sc->kbd != NULL) { 1113 save_kbd_state(sc->cur_scp); 1114 kbd_release(sc->kbd, (void *)&sc->keyboard); 1115 } 1116 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1117 sc->keyboard = i; 1118 kbd_ioctl(sc->kbd, KDSKBMODE, 1119 (caddr_t)&sc->cur_scp->kbd_mode); 1120 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1121 LOCK_MASK); 1122 } else { 1123 error = EPERM; /* XXX */ 1124 } 1125 } 1126 splx(s); 1127 return error; 1128 } 1129 1130 case CONS_RELKBD: /* release the current keyboard */ 1131 s = spltty(); 1132 error = 0; 1133 if (sc->kbd != NULL) { 1134 save_kbd_state(sc->cur_scp); 1135 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1136 if (error == 0) { 1137 sc->kbd = NULL; 1138 sc->keyboard = -1; 1139 } 1140 } 1141 splx(s); 1142 return error; 1143 1144 case CONS_GETTERM: /* get the current terminal emulator info */ 1145 { 1146 sc_term_sw_t *sw; 1147 1148 if (((term_info_t *)data)->ti_index == 0) { 1149 sw = scp->tsw; 1150 } else { 1151 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1152 } 1153 if (sw != NULL) { 1154 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1155 sizeof(((term_info_t *)data)->ti_name)); 1156 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1157 sizeof(((term_info_t *)data)->ti_desc)); 1158 ((term_info_t *)data)->ti_flags = 0; 1159 return 0; 1160 } else { 1161 ((term_info_t *)data)->ti_name[0] = '\0'; 1162 ((term_info_t *)data)->ti_desc[0] = '\0'; 1163 ((term_info_t *)data)->ti_flags = 0; 1164 return EINVAL; 1165 } 1166 } 1167 1168 case CONS_SETTERM: /* set the current terminal emulator */ 1169 s = spltty(); 1170 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1171 /* FIXME: what if scp == sc_console! XXX */ 1172 splx(s); 1173 return error; 1174 1175 case GIO_SCRNMAP: /* get output translation table */ 1176 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1177 return 0; 1178 1179 case PIO_SCRNMAP: /* set output translation table */ 1180 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1181 for (i=0; i<sizeof(sc->scr_map); i++) { 1182 sc->scr_rmap[sc->scr_map[i]] = i; 1183 } 1184 return 0; 1185 1186 case GIO_KEYMAP: /* get keyboard translation table */ 1187 case PIO_KEYMAP: /* set keyboard translation table */ 1188 case GIO_DEADKEYMAP: /* get accent key translation table */ 1189 case PIO_DEADKEYMAP: /* set accent key translation table */ 1190 case GETFKEY: /* get function key string */ 1191 case SETFKEY: /* set function key string */ 1192 error = kbd_ioctl(sc->kbd, cmd, data); 1193 if (error == ENOIOCTL) 1194 error = ENODEV; 1195 return error; 1196 1197 #ifndef SC_NO_FONT_LOADING 1198 1199 case PIO_FONT8x8: /* set 8x8 dot font */ 1200 if (!ISFONTAVAIL(sc->adp->va_flags)) 1201 return ENXIO; 1202 bcopy(data, sc->font_8, 8*256); 1203 sc->fonts_loaded |= FONT_8; 1204 /* 1205 * FONT KLUDGE 1206 * Always use the font page #0. XXX 1207 * Don't load if the current font size is not 8x8. 1208 */ 1209 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1210 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1211 return 0; 1212 1213 case GIO_FONT8x8: /* get 8x8 dot font */ 1214 if (!ISFONTAVAIL(sc->adp->va_flags)) 1215 return ENXIO; 1216 if (sc->fonts_loaded & FONT_8) { 1217 bcopy(sc->font_8, data, 8*256); 1218 return 0; 1219 } 1220 else 1221 return ENXIO; 1222 1223 case PIO_FONT8x14: /* set 8x14 dot font */ 1224 if (!ISFONTAVAIL(sc->adp->va_flags)) 1225 return ENXIO; 1226 bcopy(data, sc->font_14, 14*256); 1227 sc->fonts_loaded |= FONT_14; 1228 /* 1229 * FONT KLUDGE 1230 * Always use the font page #0. XXX 1231 * Don't load if the current font size is not 8x14. 1232 */ 1233 if (ISTEXTSC(sc->cur_scp) 1234 && (sc->cur_scp->font_size >= 14) 1235 && (sc->cur_scp->font_size < 16)) 1236 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1237 return 0; 1238 1239 case GIO_FONT8x14: /* get 8x14 dot font */ 1240 if (!ISFONTAVAIL(sc->adp->va_flags)) 1241 return ENXIO; 1242 if (sc->fonts_loaded & FONT_14) { 1243 bcopy(sc->font_14, data, 14*256); 1244 return 0; 1245 } 1246 else 1247 return ENXIO; 1248 1249 case PIO_FONT8x16: /* set 8x16 dot font */ 1250 if (!ISFONTAVAIL(sc->adp->va_flags)) 1251 return ENXIO; 1252 bcopy(data, sc->font_16, 16*256); 1253 sc->fonts_loaded |= FONT_16; 1254 /* 1255 * FONT KLUDGE 1256 * Always use the font page #0. XXX 1257 * Don't load if the current font size is not 8x16. 1258 */ 1259 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1260 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1261 return 0; 1262 1263 case GIO_FONT8x16: /* get 8x16 dot font */ 1264 if (!ISFONTAVAIL(sc->adp->va_flags)) 1265 return ENXIO; 1266 if (sc->fonts_loaded & FONT_16) { 1267 bcopy(sc->font_16, data, 16*256); 1268 return 0; 1269 } 1270 else 1271 return ENXIO; 1272 1273 #endif /* SC_NO_FONT_LOADING */ 1274 1275 default: 1276 break; 1277 } 1278 1279 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, td); 1280 if (error != ENOIOCTL) 1281 return(error); 1282 error = ttioctl(tp, cmd, data, flag); 1283 if (error != ENOIOCTL) 1284 return(error); 1285 return(ENOTTY); 1286 } 1287 1288 static void 1289 scstart(struct tty *tp) 1290 { 1291 struct clist *rbp; 1292 int s, len; 1293 u_char buf[PCBURST]; 1294 scr_stat *scp = SC_STAT(tp->t_dev); 1295 1296 if (scp->status & SLKED || scp->sc->blink_in_progress) 1297 return; 1298 s = spltty(); 1299 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1300 tp->t_state |= TS_BUSY; 1301 rbp = &tp->t_outq; 1302 while (rbp->c_cc) { 1303 len = q_to_b(rbp, buf, PCBURST); 1304 splx(s); 1305 sc_puts(scp, buf, len); 1306 s = spltty(); 1307 } 1308 tp->t_state &= ~TS_BUSY; 1309 ttwwakeup(tp); 1310 } 1311 splx(s); 1312 } 1313 1314 static void 1315 sccnprobe(struct consdev *cp) 1316 { 1317 #if __i386__ || __ia64__ 1318 int unit; 1319 int flags; 1320 1321 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1322 1323 /* a video card is always required */ 1324 if (!scvidprobe(unit, flags, TRUE)) 1325 cp->cn_pri = CN_DEAD; 1326 1327 /* syscons will become console even when there is no keyboard */ 1328 sckbdprobe(unit, flags, TRUE); 1329 1330 if (cp->cn_pri == CN_DEAD) 1331 return; 1332 1333 /* initialize required fields */ 1334 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLECTL); 1335 #endif /* __i386__ || __ia64__ */ 1336 1337 #if __alpha__ 1338 /* 1339 * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() 1340 * interface to install the console. Always return CN_DEAD from 1341 * here. 1342 */ 1343 cp->cn_pri = CN_DEAD; 1344 #endif /* __alpha__ */ 1345 } 1346 1347 static void 1348 sccninit(struct consdev *cp) 1349 { 1350 #if __i386__ || __ia64__ 1351 int unit; 1352 int flags; 1353 1354 sc_get_cons_priority(&unit, &flags); 1355 scinit(unit, flags | SC_KERNEL_CONSOLE); 1356 sc_console_unit = unit; 1357 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1358 #endif /* __i386__ */ 1359 1360 #if __alpha__ 1361 /* SHOULDN'T REACH HERE */ 1362 #endif /* __alpha__ */ 1363 } 1364 1365 static void 1366 sccnterm(struct consdev *cp) 1367 { 1368 /* we are not the kernel console any more, release everything */ 1369 1370 if (sc_console_unit < 0) 1371 return; /* shouldn't happen */ 1372 1373 #if __i386__ || __ia64__ 1374 #if 0 /* XXX */ 1375 sc_clear_screen(sc_console); 1376 sccnupdate(sc_console); 1377 #endif 1378 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1379 sc_console_unit = -1; 1380 sc_console = NULL; 1381 #endif /* __i386__ */ 1382 1383 #if __alpha__ 1384 /* do nothing XXX */ 1385 #endif /* __alpha__ */ 1386 } 1387 1388 #ifdef __alpha__ 1389 1390 void 1391 sccnattach(void) 1392 { 1393 static struct consdev consdev; 1394 int unit; 1395 int flags; 1396 1397 bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); 1398 consdev.cn_pri = sc_get_cons_priority(&unit, &flags); 1399 1400 /* a video card is always required */ 1401 if (!scvidprobe(unit, flags, TRUE)) 1402 consdev.cn_pri = CN_DEAD; 1403 1404 /* alpha doesn't allow the console being without a keyboard... Why? */ 1405 if (!sckbdprobe(unit, flags, TRUE)) 1406 consdev.cn_pri = CN_DEAD; 1407 1408 if (consdev.cn_pri == CN_DEAD) 1409 return; 1410 1411 scinit(unit, flags | SC_KERNEL_CONSOLE); 1412 sc_console_unit = unit; 1413 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1414 consdev.cn_dev = makedev(CDEV_MAJOR, 0); 1415 cnadd(&consdev); 1416 } 1417 1418 #endif /* __alpha__ */ 1419 1420 static void 1421 sccnputc(dev_t dev, int c) 1422 { 1423 u_char buf[1]; 1424 scr_stat *scp = sc_console; 1425 void *save; 1426 #ifndef SC_NO_HISTORY 1427 struct tty *tp; 1428 #endif /* !SC_NO_HISTORY */ 1429 int s; 1430 1431 /* assert(sc_console != NULL) */ 1432 1433 #ifndef SC_NO_HISTORY 1434 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1435 scp->status &= ~SLKED; 1436 update_kbd_state(scp, scp->status, SLKED); 1437 if (scp->status & BUFFER_SAVED) { 1438 if (!sc_hist_restore(scp)) 1439 sc_remove_cutmarking(scp); 1440 scp->status &= ~BUFFER_SAVED; 1441 scp->status |= CURSOR_ENABLED; 1442 sc_draw_cursor_image(scp); 1443 } 1444 tp = VIRTUAL_TTY(scp->sc, scp->index); 1445 if (ISTTYOPEN(tp)) 1446 scstart(tp); 1447 } 1448 #endif /* !SC_NO_HISTORY */ 1449 1450 save = scp->ts; 1451 if (kernel_console_ts != NULL) 1452 scp->ts = kernel_console_ts; 1453 buf[0] = c; 1454 sc_puts(scp, buf, 1); 1455 scp->ts = save; 1456 1457 s = spltty(); /* block sckbdevent and scrn_timer */ 1458 sccnupdate(scp); 1459 splx(s); 1460 } 1461 1462 static int 1463 sccngetc(dev_t dev) 1464 { 1465 return sccngetch(0); 1466 } 1467 1468 static int 1469 sccncheckc(dev_t dev) 1470 { 1471 return sccngetch(SCGETC_NONBLOCK); 1472 } 1473 1474 static void 1475 sccndbctl(dev_t dev, int on) 1476 { 1477 /* assert(sc_console_unit >= 0) */ 1478 /* try to switch to the kernel console screen */ 1479 if (on && debugger == 0) { 1480 /* 1481 * TRY to make sure the screen saver is stopped, 1482 * and the screen is updated before switching to 1483 * the vty0. 1484 */ 1485 scrn_timer(NULL); 1486 if (!cold 1487 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1488 && sc_console->smode.mode == VT_AUTO) { 1489 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1490 ++debugger; /* XXX */ 1491 sc_switch_scr(sc_console->sc, sc_console->index); 1492 --debugger; /* XXX */ 1493 } 1494 } 1495 if (on) 1496 ++debugger; 1497 else 1498 --debugger; 1499 } 1500 1501 static int 1502 sccngetch(int flags) 1503 { 1504 static struct fkeytab fkey; 1505 static int fkeycp; 1506 scr_stat *scp; 1507 u_char *p; 1508 int cur_mode; 1509 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1510 int c; 1511 1512 /* assert(sc_console != NULL) */ 1513 1514 /* 1515 * Stop the screen saver and update the screen if necessary. 1516 * What if we have been running in the screen saver code... XXX 1517 */ 1518 sc_touch_scrn_saver(); 1519 scp = sc_console->sc->cur_scp; /* XXX */ 1520 sccnupdate(scp); 1521 1522 if (fkeycp < fkey.len) { 1523 splx(s); 1524 return fkey.str[fkeycp++]; 1525 } 1526 1527 if (scp->sc->kbd == NULL) { 1528 splx(s); 1529 return -1; 1530 } 1531 1532 /* 1533 * Make sure the keyboard is accessible even when the kbd device 1534 * driver is disabled. 1535 */ 1536 kbd_enable(scp->sc->kbd); 1537 1538 /* we shall always use the keyboard in the XLATE mode here */ 1539 cur_mode = scp->kbd_mode; 1540 scp->kbd_mode = K_XLATE; 1541 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1542 1543 kbd_poll(scp->sc->kbd, TRUE); 1544 c = scgetc(scp->sc, SCGETC_CN | flags); 1545 kbd_poll(scp->sc->kbd, FALSE); 1546 1547 scp->kbd_mode = cur_mode; 1548 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1549 kbd_disable(scp->sc->kbd); 1550 splx(s); 1551 1552 switch (KEYFLAGS(c)) { 1553 case 0: /* normal char */ 1554 return KEYCHAR(c); 1555 case FKEY: /* function key */ 1556 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1557 fkey.len = fkeycp; 1558 if ((p != NULL) && (fkey.len > 0)) { 1559 bcopy(p, fkey.str, fkey.len); 1560 fkeycp = 1; 1561 return fkey.str[0]; 1562 } 1563 return c; /* XXX */ 1564 case NOKEY: 1565 case ERRKEY: 1566 default: 1567 return -1; 1568 } 1569 /* NOT REACHED */ 1570 } 1571 1572 static void 1573 sccnupdate(scr_stat *scp) 1574 { 1575 /* this is a cut-down version of scrn_timer()... */ 1576 1577 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1578 return; 1579 1580 if (debugger > 0 || panicstr || shutdown_in_progress) { 1581 sc_touch_scrn_saver(); 1582 } else if (scp != scp->sc->cur_scp) { 1583 return; 1584 } 1585 1586 if (!run_scrn_saver) 1587 scp->sc->flags &= ~SC_SCRN_IDLE; 1588 #ifdef DEV_SPLASH 1589 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1590 if (scp->sc->flags & SC_SCRN_BLANKED) 1591 stop_scrn_saver(scp->sc, current_saver); 1592 #endif 1593 1594 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1595 || scp->sc->switch_in_progress) 1596 return; 1597 /* 1598 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1599 * when write_in_progress is non-zero. XXX 1600 */ 1601 1602 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1603 scrn_update(scp, TRUE); 1604 } 1605 1606 static void 1607 scrn_timer(void *arg) 1608 { 1609 static int kbd_interval = 0; 1610 struct timeval tv; 1611 sc_softc_t *sc; 1612 scr_stat *scp; 1613 int again; 1614 int s; 1615 1616 again = (arg != NULL); 1617 if (arg != NULL) 1618 sc = (sc_softc_t *)arg; 1619 else if (sc_console != NULL) 1620 sc = sc_console->sc; 1621 else 1622 return; 1623 1624 /* don't do anything when we are performing some I/O operations */ 1625 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1626 if (again) 1627 timeout(scrn_timer, sc, hz / 10); 1628 return; 1629 } 1630 s = spltty(); 1631 1632 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1633 /* try to allocate a keyboard automatically */ 1634 if (++kbd_interval >= 25) { 1635 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1636 sckbdevent, sc); 1637 if (sc->keyboard >= 0) { 1638 sc->kbd = kbd_get_keyboard(sc->keyboard); 1639 kbd_ioctl(sc->kbd, KDSKBMODE, 1640 (caddr_t)&sc->cur_scp->kbd_mode); 1641 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1642 LOCK_MASK); 1643 } 1644 kbd_interval = 0; 1645 } 1646 } 1647 1648 /* find the vty to update */ 1649 scp = sc->cur_scp; 1650 1651 /* should we stop the screen saver? */ 1652 getmicrouptime(&tv); 1653 if (debugger > 0 || panicstr || shutdown_in_progress) 1654 sc_touch_scrn_saver(); 1655 if (run_scrn_saver) { 1656 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1657 sc->flags |= SC_SCRN_IDLE; 1658 else 1659 sc->flags &= ~SC_SCRN_IDLE; 1660 } else { 1661 sc->scrn_time_stamp = tv.tv_sec; 1662 sc->flags &= ~SC_SCRN_IDLE; 1663 if (scrn_blank_time > 0) 1664 run_scrn_saver = TRUE; 1665 } 1666 #ifdef DEV_SPLASH 1667 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1668 if (sc->flags & SC_SCRN_BLANKED) 1669 stop_scrn_saver(sc, current_saver); 1670 #endif 1671 1672 /* should we just return ? */ 1673 if (sc->blink_in_progress || sc->switch_in_progress 1674 || sc->write_in_progress) { 1675 if (again) 1676 timeout(scrn_timer, sc, hz / 10); 1677 splx(s); 1678 return; 1679 } 1680 1681 /* Update the screen */ 1682 scp = sc->cur_scp; /* cur_scp may have changed... */ 1683 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1684 scrn_update(scp, TRUE); 1685 1686 #ifdef DEV_SPLASH 1687 /* should we activate the screen saver? */ 1688 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1689 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1690 (*current_saver)(sc, TRUE); 1691 #endif 1692 1693 if (again) 1694 timeout(scrn_timer, sc, hz / 25); 1695 splx(s); 1696 } 1697 1698 static int 1699 and_region(int *s1, int *e1, int s2, int e2) 1700 { 1701 if (*e1 < s2 || e2 < *s1) 1702 return FALSE; 1703 *s1 = imax(*s1, s2); 1704 *e1 = imin(*e1, e2); 1705 return TRUE; 1706 } 1707 1708 static void 1709 scrn_update(scr_stat *scp, int show_cursor) 1710 { 1711 int start; 1712 int end; 1713 int s; 1714 int e; 1715 1716 /* assert(scp == scp->sc->cur_scp) */ 1717 1718 ++scp->sc->videoio_in_progress; 1719 1720 #ifndef SC_NO_CUTPASTE 1721 /* remove the previous mouse pointer image if necessary */ 1722 if (scp->status & MOUSE_VISIBLE) { 1723 s = scp->mouse_pos; 1724 e = scp->mouse_pos + scp->xsize + 1; 1725 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1726 || and_region(&s, &e, scp->start, scp->end) 1727 || ((scp->status & CURSOR_ENABLED) && 1728 (scp->cursor_pos != scp->cursor_oldpos) && 1729 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1730 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1731 sc_remove_mouse_image(scp); 1732 if (scp->end >= scp->xsize*scp->ysize) 1733 scp->end = scp->xsize*scp->ysize - 1; 1734 } 1735 } 1736 #endif /* !SC_NO_CUTPASTE */ 1737 1738 #if 1 1739 /* debug: XXX */ 1740 if (scp->end >= scp->xsize*scp->ysize) { 1741 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1742 scp->end = scp->xsize*scp->ysize - 1; 1743 } 1744 if (scp->start < 0) { 1745 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1746 scp->start = 0; 1747 } 1748 #endif 1749 1750 /* update screen image */ 1751 if (scp->start <= scp->end) { 1752 if (scp->mouse_cut_end >= 0) { 1753 /* there is a marked region for cut & paste */ 1754 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1755 start = scp->mouse_cut_start; 1756 end = scp->mouse_cut_end; 1757 } else { 1758 start = scp->mouse_cut_end; 1759 end = scp->mouse_cut_start - 1; 1760 } 1761 s = start; 1762 e = end; 1763 /* does the cut-mark region overlap with the update region? */ 1764 if (and_region(&s, &e, scp->start, scp->end)) { 1765 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1766 s = 0; 1767 e = start - 1; 1768 if (and_region(&s, &e, scp->start, scp->end)) 1769 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1770 s = end + 1; 1771 e = scp->xsize*scp->ysize - 1; 1772 if (and_region(&s, &e, scp->start, scp->end)) 1773 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1774 } else { 1775 (*scp->rndr->draw)(scp, scp->start, 1776 scp->end - scp->start + 1, FALSE); 1777 } 1778 } else { 1779 (*scp->rndr->draw)(scp, scp->start, 1780 scp->end - scp->start + 1, FALSE); 1781 } 1782 } 1783 1784 /* we are not to show the cursor and the mouse pointer... */ 1785 if (!show_cursor) { 1786 scp->end = 0; 1787 scp->start = scp->xsize*scp->ysize - 1; 1788 --scp->sc->videoio_in_progress; 1789 return; 1790 } 1791 1792 /* update cursor image */ 1793 if (scp->status & CURSOR_ENABLED) { 1794 s = scp->start; 1795 e = scp->end; 1796 /* did cursor move since last time ? */ 1797 if (scp->cursor_pos != scp->cursor_oldpos) { 1798 /* do we need to remove old cursor image ? */ 1799 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1800 sc_remove_cursor_image(scp); 1801 sc_draw_cursor_image(scp); 1802 } else { 1803 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1804 /* cursor didn't move, but has been overwritten */ 1805 sc_draw_cursor_image(scp); 1806 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1807 /* if it's a blinking cursor, update it */ 1808 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1809 sc_inside_cutmark(scp, 1810 scp->cursor_pos)); 1811 } 1812 } 1813 1814 #ifndef SC_NO_CUTPASTE 1815 /* update "pseudo" mouse pointer image */ 1816 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1817 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1818 scp->status &= ~MOUSE_MOVED; 1819 sc_draw_mouse_image(scp); 1820 } 1821 } 1822 #endif /* SC_NO_CUTPASTE */ 1823 1824 scp->end = 0; 1825 scp->start = scp->xsize*scp->ysize - 1; 1826 1827 --scp->sc->videoio_in_progress; 1828 } 1829 1830 #ifdef DEV_SPLASH 1831 static int 1832 scsplash_callback(int event, void *arg) 1833 { 1834 sc_softc_t *sc; 1835 int error; 1836 1837 sc = (sc_softc_t *)arg; 1838 1839 switch (event) { 1840 case SPLASH_INIT: 1841 if (add_scrn_saver(scsplash_saver) == 0) { 1842 sc->flags &= ~SC_SAVER_FAILED; 1843 run_scrn_saver = TRUE; 1844 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1845 scsplash_stick(TRUE); 1846 (*current_saver)(sc, TRUE); 1847 } 1848 } 1849 return 0; 1850 1851 case SPLASH_TERM: 1852 if (current_saver == scsplash_saver) { 1853 scsplash_stick(FALSE); 1854 error = remove_scrn_saver(scsplash_saver); 1855 if (error) 1856 return error; 1857 } 1858 return 0; 1859 1860 default: 1861 return EINVAL; 1862 } 1863 } 1864 1865 static void 1866 scsplash_saver(sc_softc_t *sc, int show) 1867 { 1868 static int busy = FALSE; 1869 scr_stat *scp; 1870 1871 if (busy) 1872 return; 1873 busy = TRUE; 1874 1875 scp = sc->cur_scp; 1876 if (show) { 1877 if (!(sc->flags & SC_SAVER_FAILED)) { 1878 if (!(sc->flags & SC_SCRN_BLANKED)) 1879 set_scrn_saver_mode(scp, -1, NULL, 0); 1880 switch (splash(sc->adp, TRUE)) { 1881 case 0: /* succeeded */ 1882 break; 1883 case EAGAIN: /* try later */ 1884 restore_scrn_saver_mode(scp, FALSE); 1885 sc_touch_scrn_saver(); /* XXX */ 1886 break; 1887 default: 1888 sc->flags |= SC_SAVER_FAILED; 1889 scsplash_stick(FALSE); 1890 restore_scrn_saver_mode(scp, TRUE); 1891 printf("scsplash_saver(): failed to put up the image\n"); 1892 break; 1893 } 1894 } 1895 } else if (!sticky_splash) { 1896 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1897 restore_scrn_saver_mode(scp, TRUE); 1898 } 1899 busy = FALSE; 1900 } 1901 1902 static int 1903 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1904 { 1905 #if 0 1906 int error; 1907 1908 if (current_saver != none_saver) { 1909 error = remove_scrn_saver(current_saver); 1910 if (error) 1911 return error; 1912 } 1913 #endif 1914 if (current_saver != none_saver) 1915 return EBUSY; 1916 1917 run_scrn_saver = FALSE; 1918 saver_mode = CONS_LKM_SAVER; 1919 current_saver = this_saver; 1920 return 0; 1921 } 1922 1923 static int 1924 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1925 { 1926 if (current_saver != this_saver) 1927 return EINVAL; 1928 1929 #if 0 1930 /* 1931 * In order to prevent `current_saver' from being called by 1932 * the timeout routine `scrn_timer()' while we manipulate 1933 * the saver list, we shall set `current_saver' to `none_saver' 1934 * before stopping the current saver, rather than blocking by `splXX()'. 1935 */ 1936 current_saver = none_saver; 1937 if (scrn_blanked) 1938 stop_scrn_saver(this_saver); 1939 #endif 1940 1941 /* unblank all blanked screens */ 1942 wait_scrn_saver_stop(NULL); 1943 if (scrn_blanked) 1944 return EBUSY; 1945 1946 current_saver = none_saver; 1947 return 0; 1948 } 1949 1950 static int 1951 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 1952 { 1953 int s; 1954 1955 /* assert(scp == scp->sc->cur_scp) */ 1956 s = spltty(); 1957 if (!ISGRAPHSC(scp)) 1958 sc_remove_cursor_image(scp); 1959 scp->splash_save_mode = scp->mode; 1960 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 1961 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 1962 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 1963 scp->sc->flags |= SC_SCRN_BLANKED; 1964 ++scrn_blanked; 1965 splx(s); 1966 if (mode < 0) 1967 return 0; 1968 scp->mode = mode; 1969 if (set_mode(scp) == 0) { 1970 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 1971 scp->status |= GRAPHICS_MODE; 1972 #ifndef SC_NO_PALETTE_LOADING 1973 if (pal != NULL) 1974 load_palette(scp->sc->adp, pal); 1975 #endif 1976 sc_set_border(scp, border); 1977 return 0; 1978 } else { 1979 s = spltty(); 1980 scp->mode = scp->splash_save_mode; 1981 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 1982 scp->status |= scp->splash_save_status; 1983 splx(s); 1984 return 1; 1985 } 1986 } 1987 1988 static int 1989 restore_scrn_saver_mode(scr_stat *scp, int changemode) 1990 { 1991 int mode; 1992 int status; 1993 int s; 1994 1995 /* assert(scp == scp->sc->cur_scp) */ 1996 s = spltty(); 1997 mode = scp->mode; 1998 status = scp->status; 1999 scp->mode = scp->splash_save_mode; 2000 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2001 scp->status |= scp->splash_save_status; 2002 scp->sc->flags &= ~SC_SCRN_BLANKED; 2003 if (!changemode) { 2004 if (!ISGRAPHSC(scp)) 2005 sc_draw_cursor_image(scp); 2006 --scrn_blanked; 2007 splx(s); 2008 return 0; 2009 } 2010 if (set_mode(scp) == 0) { 2011 #ifndef SC_NO_PALETTE_LOADING 2012 load_palette(scp->sc->adp, scp->sc->palette); 2013 #endif 2014 --scrn_blanked; 2015 splx(s); 2016 return 0; 2017 } else { 2018 scp->mode = mode; 2019 scp->status = status; 2020 splx(s); 2021 return 1; 2022 } 2023 } 2024 2025 static void 2026 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2027 { 2028 (*saver)(sc, FALSE); 2029 run_scrn_saver = FALSE; 2030 /* the screen saver may have chosen not to stop after all... */ 2031 if (sc->flags & SC_SCRN_BLANKED) 2032 return; 2033 2034 mark_all(sc->cur_scp); 2035 if (sc->delayed_next_scr) 2036 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2037 if (debugger == 0) 2038 wakeup((caddr_t)&scrn_blanked); 2039 } 2040 2041 static int 2042 wait_scrn_saver_stop(sc_softc_t *sc) 2043 { 2044 int error = 0; 2045 2046 while (scrn_blanked > 0) { 2047 run_scrn_saver = FALSE; 2048 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2049 error = 0; 2050 break; 2051 } 2052 error = tsleep((caddr_t)&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2053 if ((error != 0) && (error != ERESTART)) 2054 break; 2055 } 2056 run_scrn_saver = FALSE; 2057 return error; 2058 } 2059 #endif /* DEV_SPLASH */ 2060 2061 void 2062 sc_touch_scrn_saver(void) 2063 { 2064 scsplash_stick(FALSE); 2065 run_scrn_saver = FALSE; 2066 } 2067 2068 int 2069 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2070 { 2071 scr_stat *cur_scp; 2072 struct tty *tp; 2073 struct proc *p; 2074 int s; 2075 2076 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2077 2078 /* delay switch if the screen is blanked or being updated */ 2079 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2080 || sc->blink_in_progress || sc->videoio_in_progress) { 2081 sc->delayed_next_scr = next_scr + 1; 2082 sc_touch_scrn_saver(); 2083 DPRINTF(5, ("switch delayed\n")); 2084 return 0; 2085 } 2086 2087 s = spltty(); 2088 cur_scp = sc->cur_scp; 2089 2090 /* we are in the middle of the vty switching process... */ 2091 if (sc->switch_in_progress 2092 && (cur_scp->smode.mode == VT_PROCESS) 2093 && cur_scp->proc) { 2094 p = pfind(cur_scp->pid); 2095 if (cur_scp->proc != p) { 2096 if (p) 2097 PROC_UNLOCK(p); 2098 /* 2099 * The controlling process has died!!. Do some clean up. 2100 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2101 * are not reset here yet; they will be cleared later. 2102 */ 2103 DPRINTF(5, ("cur_scp controlling process %d died, ", 2104 cur_scp->pid)); 2105 if (cur_scp->status & SWITCH_WAIT_REL) { 2106 /* 2107 * Force the previous switch to finish, but return now 2108 * with error. 2109 */ 2110 DPRINTF(5, ("reset WAIT_REL, ")); 2111 finish_vt_rel(cur_scp, TRUE, &s); 2112 splx(s); 2113 DPRINTF(5, ("finishing previous switch\n")); 2114 return EINVAL; 2115 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2116 /* let's assume screen switch has been completed. */ 2117 DPRINTF(5, ("reset WAIT_ACQ, ")); 2118 finish_vt_acq(cur_scp); 2119 } else { 2120 /* 2121 * We are in between screen release and acquisition, and 2122 * reached here via scgetc() or scrn_timer() which has 2123 * interrupted exchange_scr(). Don't do anything stupid. 2124 */ 2125 DPRINTF(5, ("waiting nothing, ")); 2126 } 2127 } else { 2128 if (p) 2129 PROC_UNLOCK(p); 2130 /* 2131 * The controlling process is alive, but not responding... 2132 * It is either buggy or it may be just taking time. 2133 * The following code is a gross kludge to cope with this 2134 * problem for which there is no clean solution. XXX 2135 */ 2136 if (cur_scp->status & SWITCH_WAIT_REL) { 2137 switch (sc->switch_in_progress++) { 2138 case 1: 2139 break; 2140 case 2: 2141 DPRINTF(5, ("sending relsig again, ")); 2142 signal_vt_rel(cur_scp); 2143 break; 2144 case 3: 2145 break; 2146 case 4: 2147 default: 2148 /* 2149 * Act as if the controlling program returned 2150 * VT_FALSE. 2151 */ 2152 DPRINTF(5, ("force reset WAIT_REL, ")); 2153 finish_vt_rel(cur_scp, FALSE, &s); 2154 splx(s); 2155 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2156 return EINVAL; 2157 } 2158 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2159 switch (sc->switch_in_progress++) { 2160 case 1: 2161 break; 2162 case 2: 2163 DPRINTF(5, ("sending acqsig again, ")); 2164 signal_vt_acq(cur_scp); 2165 break; 2166 case 3: 2167 break; 2168 case 4: 2169 default: 2170 /* clear the flag and finish the previous switch */ 2171 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2172 finish_vt_acq(cur_scp); 2173 break; 2174 } 2175 } 2176 } 2177 } 2178 2179 /* 2180 * Return error if an invalid argument is given, or vty switch 2181 * is still in progress. 2182 */ 2183 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2184 || sc->switch_in_progress) { 2185 splx(s); 2186 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2187 DPRINTF(5, ("error 1\n")); 2188 return EINVAL; 2189 } 2190 2191 /* 2192 * Don't allow switching away from the graphics mode vty 2193 * if the switch mode is VT_AUTO, unless the next vty is the same 2194 * as the current or the current vty has been closed (but showing). 2195 */ 2196 tp = VIRTUAL_TTY(sc, cur_scp->index); 2197 if ((cur_scp->index != next_scr) 2198 && ISTTYOPEN(tp) 2199 && (cur_scp->smode.mode == VT_AUTO) 2200 && ISGRAPHSC(cur_scp)) { 2201 splx(s); 2202 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2203 DPRINTF(5, ("error, graphics mode\n")); 2204 return EINVAL; 2205 } 2206 2207 /* 2208 * Is the wanted vty open? Don't allow switching to a closed vty. 2209 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2210 * Note that we always allow the user to switch to the kernel 2211 * console even if it is closed. 2212 */ 2213 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2214 tp = VIRTUAL_TTY(sc, next_scr); 2215 if (!ISTTYOPEN(tp)) { 2216 splx(s); 2217 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2218 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2219 return EINVAL; 2220 } 2221 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2222 splx(s); 2223 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2224 return EINVAL; 2225 } 2226 } 2227 2228 /* this is the start of vty switching process... */ 2229 ++sc->switch_in_progress; 2230 sc->delayed_next_scr = 0; 2231 sc->old_scp = cur_scp; 2232 sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); 2233 if (sc->new_scp == sc->old_scp) { 2234 sc->switch_in_progress = 0; 2235 /* 2236 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2237 * sched_lock is in an in-between state, e.g., when we stop at 2238 * a breakpoint at fork_exit. It has always been wrong to call 2239 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2240 * is supposed to be locked by splhigh(), but the debugger may 2241 * be invoked at splhigh(). 2242 */ 2243 if (debugger == 0) 2244 wakeup((caddr_t)&sc->new_scp->smode); 2245 splx(s); 2246 DPRINTF(5, ("switch done (new == old)\n")); 2247 return 0; 2248 } 2249 2250 /* has controlling process died? */ 2251 vt_proc_alive(sc->old_scp); 2252 vt_proc_alive(sc->new_scp); 2253 2254 /* wait for the controlling process to release the screen, if necessary */ 2255 if (signal_vt_rel(sc->old_scp)) { 2256 splx(s); 2257 return 0; 2258 } 2259 2260 /* go set up the new vty screen */ 2261 splx(s); 2262 exchange_scr(sc); 2263 s = spltty(); 2264 2265 /* wake up processes waiting for this vty */ 2266 if (debugger == 0) 2267 wakeup((caddr_t)&sc->cur_scp->smode); 2268 2269 /* wait for the controlling process to acknowledge, if necessary */ 2270 if (signal_vt_acq(sc->cur_scp)) { 2271 splx(s); 2272 return 0; 2273 } 2274 2275 sc->switch_in_progress = 0; 2276 if (sc->unit == sc_console_unit) 2277 cons_unavail = FALSE; 2278 splx(s); 2279 DPRINTF(5, ("switch done\n")); 2280 2281 return 0; 2282 } 2283 2284 static int 2285 do_switch_scr(sc_softc_t *sc, int s) 2286 { 2287 vt_proc_alive(sc->new_scp); 2288 2289 splx(s); 2290 exchange_scr(sc); 2291 s = spltty(); 2292 /* sc->cur_scp == sc->new_scp */ 2293 wakeup((caddr_t)&sc->cur_scp->smode); 2294 2295 /* wait for the controlling process to acknowledge, if necessary */ 2296 if (!signal_vt_acq(sc->cur_scp)) { 2297 sc->switch_in_progress = 0; 2298 if (sc->unit == sc_console_unit) 2299 cons_unavail = FALSE; 2300 } 2301 2302 return s; 2303 } 2304 2305 static int 2306 vt_proc_alive(scr_stat *scp) 2307 { 2308 struct proc *p; 2309 2310 if (scp->proc) { 2311 if ((p = pfind(scp->pid)) != NULL) 2312 PROC_UNLOCK(p); 2313 if (scp->proc == p) 2314 return TRUE; 2315 scp->proc = NULL; 2316 scp->smode.mode = VT_AUTO; 2317 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2318 } 2319 return FALSE; 2320 } 2321 2322 static int 2323 signal_vt_rel(scr_stat *scp) 2324 { 2325 if (scp->smode.mode != VT_PROCESS) 2326 return FALSE; 2327 scp->status |= SWITCH_WAIT_REL; 2328 PROC_LOCK(scp->proc); 2329 psignal(scp->proc, scp->smode.relsig); 2330 PROC_UNLOCK(scp->proc); 2331 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2332 return TRUE; 2333 } 2334 2335 static int 2336 signal_vt_acq(scr_stat *scp) 2337 { 2338 if (scp->smode.mode != VT_PROCESS) 2339 return FALSE; 2340 if (scp->sc->unit == sc_console_unit) 2341 cons_unavail = TRUE; 2342 scp->status |= SWITCH_WAIT_ACQ; 2343 PROC_LOCK(scp->proc); 2344 psignal(scp->proc, scp->smode.acqsig); 2345 PROC_UNLOCK(scp->proc); 2346 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2347 return TRUE; 2348 } 2349 2350 static int 2351 finish_vt_rel(scr_stat *scp, int release, int *s) 2352 { 2353 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2354 scp->status &= ~SWITCH_WAIT_REL; 2355 if (release) 2356 *s = do_switch_scr(scp->sc, *s); 2357 else 2358 scp->sc->switch_in_progress = 0; 2359 return 0; 2360 } 2361 return EINVAL; 2362 } 2363 2364 static int 2365 finish_vt_acq(scr_stat *scp) 2366 { 2367 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2368 scp->status &= ~SWITCH_WAIT_ACQ; 2369 scp->sc->switch_in_progress = 0; 2370 return 0; 2371 } 2372 return EINVAL; 2373 } 2374 2375 static void 2376 exchange_scr(sc_softc_t *sc) 2377 { 2378 scr_stat *scp; 2379 2380 /* save the current state of video and keyboard */ 2381 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2382 if (!ISGRAPHSC(sc->old_scp)) 2383 sc_remove_cursor_image(sc->old_scp); 2384 if (sc->old_scp->kbd_mode == K_XLATE) 2385 save_kbd_state(sc->old_scp); 2386 2387 /* set up the video for the new screen */ 2388 scp = sc->cur_scp = sc->new_scp; 2389 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2390 set_mode(scp); 2391 else 2392 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2393 (void *)sc->adp->va_window, FALSE); 2394 scp->status |= MOUSE_HIDDEN; 2395 sc_move_cursor(scp, scp->xpos, scp->ypos); 2396 if (!ISGRAPHSC(scp)) 2397 sc_set_cursor_image(scp); 2398 #ifndef SC_NO_PALETTE_LOADING 2399 if (ISGRAPHSC(sc->old_scp)) 2400 load_palette(sc->adp, sc->palette); 2401 #endif 2402 sc_set_border(scp, scp->border); 2403 2404 /* set up the keyboard for the new screen */ 2405 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2406 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2407 update_kbd_state(scp, scp->status, LOCK_MASK); 2408 2409 mark_all(scp); 2410 } 2411 2412 void 2413 sc_puts(scr_stat *scp, u_char *buf, int len) 2414 { 2415 #ifdef DEV_SPLASH 2416 /* make screensaver happy */ 2417 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2418 run_scrn_saver = FALSE; 2419 #endif 2420 2421 if (scp->tsw) 2422 (*scp->tsw->te_puts)(scp, buf, len); 2423 2424 if (scp->sc->delayed_next_scr) 2425 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2426 } 2427 2428 void 2429 sc_draw_cursor_image(scr_stat *scp) 2430 { 2431 /* assert(scp == scp->sc->cur_scp); */ 2432 ++scp->sc->videoio_in_progress; 2433 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2434 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2435 sc_inside_cutmark(scp, scp->cursor_pos)); 2436 scp->cursor_oldpos = scp->cursor_pos; 2437 --scp->sc->videoio_in_progress; 2438 } 2439 2440 void 2441 sc_remove_cursor_image(scr_stat *scp) 2442 { 2443 /* assert(scp == scp->sc->cur_scp); */ 2444 ++scp->sc->videoio_in_progress; 2445 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2446 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2447 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2448 --scp->sc->videoio_in_progress; 2449 } 2450 2451 static void 2452 update_cursor_image(scr_stat *scp) 2453 { 2454 /* assert(scp == scp->sc->cur_scp); */ 2455 sc_remove_cursor_image(scp); 2456 sc_set_cursor_image(scp); 2457 sc_draw_cursor_image(scp); 2458 } 2459 2460 void 2461 sc_set_cursor_image(scr_stat *scp) 2462 { 2463 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2464 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2465 /* hidden cursor is internally represented as zero-height underline */ 2466 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2467 scp->curs_attr.base = scp->curs_attr.height = 0; 2468 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2469 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2470 scp->font_size - 1); 2471 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2472 scp->font_size - scp->curs_attr.base); 2473 } else { /* block cursor */ 2474 scp->curs_attr.base = 0; 2475 scp->curs_attr.height = scp->font_size; 2476 } 2477 2478 /* assert(scp == scp->sc->cur_scp); */ 2479 ++scp->sc->videoio_in_progress; 2480 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2481 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2482 --scp->sc->videoio_in_progress; 2483 } 2484 2485 static void 2486 change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2487 { 2488 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2489 sc_remove_cursor_image(scp); 2490 2491 if (base >= 0) 2492 scp->curr_curs_attr.base = base; 2493 if (height >= 0) 2494 scp->curr_curs_attr.height = height; 2495 if (flags & CONS_RESET_CURSOR) 2496 scp->curr_curs_attr = scp->dflt_curs_attr; 2497 else 2498 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2499 2500 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2501 sc_set_cursor_image(scp); 2502 sc_draw_cursor_image(scp); 2503 } 2504 } 2505 2506 void 2507 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2508 { 2509 sc_softc_t *sc; 2510 dev_t dev; 2511 int s; 2512 int i; 2513 2514 s = spltty(); 2515 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2516 /* local (per vty) change */ 2517 change_cursor_shape(scp, flags, base, height); 2518 splx(s); 2519 return; 2520 } 2521 2522 /* global change */ 2523 sc = scp->sc; 2524 if (base >= 0) 2525 sc->curs_attr.base = base; 2526 if (height >= 0) 2527 sc->curs_attr.height = height; 2528 if (flags != -1) { 2529 if (flags & CONS_RESET_CURSOR) 2530 sc->curs_attr = sc->dflt_curs_attr; 2531 else 2532 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2533 } 2534 2535 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2536 if ((dev = SC_DEV(sc, i)) == NODEV) 2537 continue; 2538 if ((scp = SC_STAT(dev)) == NULL) 2539 continue; 2540 scp->dflt_curs_attr = sc->curs_attr; 2541 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2542 } 2543 splx(s); 2544 } 2545 2546 static void 2547 scinit(int unit, int flags) 2548 { 2549 /* 2550 * When syscons is being initialized as the kernel console, malloc() 2551 * is not yet functional, because various kernel structures has not been 2552 * fully initialized yet. Therefore, we need to declare the following 2553 * static buffers for the console. This is less than ideal, 2554 * but is necessry evil for the time being. XXX 2555 */ 2556 static scr_stat main_console; 2557 static dev_t main_devs[MAXCONS]; 2558 static struct tty main_tty; 2559 static u_short sc_buffer[ROW*COL]; /* XXX */ 2560 #ifndef SC_NO_FONT_LOADING 2561 static u_char font_8[256*8]; 2562 static u_char font_14[256*14]; 2563 static u_char font_16[256*16]; 2564 #endif 2565 2566 sc_softc_t *sc; 2567 scr_stat *scp; 2568 video_adapter_t *adp; 2569 int col; 2570 int row; 2571 int i; 2572 2573 /* one time initialization */ 2574 if (init_done == COLD) 2575 sc_get_bios_values(&bios_value); 2576 init_done = WARM; 2577 2578 /* 2579 * Allocate resources. Even if we are being called for the second 2580 * time, we must allocate them again, because they might have 2581 * disappeared... 2582 */ 2583 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2584 adp = NULL; 2585 if (sc->adapter >= 0) { 2586 vid_release(sc->adp, (void *)&sc->adapter); 2587 adp = sc->adp; 2588 sc->adp = NULL; 2589 } 2590 if (sc->keyboard >= 0) { 2591 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2592 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2593 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2594 if (sc->kbd != NULL) { 2595 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2596 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2597 } 2598 sc->kbd = NULL; 2599 } 2600 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2601 sc->adp = vid_get_adapter(sc->adapter); 2602 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2603 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2604 sckbdevent, sc); 2605 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2606 sc->kbd = kbd_get_keyboard(sc->keyboard); 2607 if (sc->kbd != NULL) { 2608 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2609 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2610 } 2611 2612 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2613 2614 sc->initial_mode = sc->adp->va_initial_mode; 2615 2616 #ifndef SC_NO_FONT_LOADING 2617 if (flags & SC_KERNEL_CONSOLE) { 2618 sc->font_8 = font_8; 2619 sc->font_14 = font_14; 2620 sc->font_16 = font_16; 2621 } else if (sc->font_8 == NULL) { 2622 /* assert(sc_malloc) */ 2623 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2624 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2625 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2626 } 2627 #endif 2628 2629 /* extract the hardware cursor location and hide the cursor for now */ 2630 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2631 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2632 2633 /* set up the first console */ 2634 sc->first_vty = unit*MAXCONS; 2635 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2636 if (flags & SC_KERNEL_CONSOLE) { 2637 sc->dev = main_devs; 2638 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2639 sc->dev[0]->si_tty = &main_tty; 2640 ttyregister(&main_tty); 2641 scp = &main_console; 2642 init_scp(sc, sc->first_vty, scp); 2643 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2644 (void *)sc_buffer, FALSE); 2645 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2646 sc_init_emulator(scp, "*"); 2647 (*scp->tsw->te_default_attr)(scp, 2648 kernel_default.std_color, 2649 kernel_default.rev_color); 2650 } else { 2651 /* assert(sc_malloc) */ 2652 sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2653 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2654 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2655 scp = alloc_scp(sc, sc->first_vty); 2656 } 2657 SC_STAT(sc->dev[0]) = scp; 2658 sc->cur_scp = scp; 2659 2660 /* copy screen to temporary buffer */ 2661 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2662 (void *)scp->sc->adp->va_window, FALSE); 2663 if (ISTEXTSC(scp)) 2664 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2665 2666 /* move cursors to the initial positions */ 2667 if (col >= scp->xsize) 2668 col = 0; 2669 if (row >= scp->ysize) 2670 row = scp->ysize - 1; 2671 scp->xpos = col; 2672 scp->ypos = row; 2673 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2674 2675 if (bios_value.cursor_end < scp->font_size) 2676 sc->dflt_curs_attr.base = scp->font_size - 2677 bios_value.cursor_end - 1; 2678 else 2679 sc->dflt_curs_attr.base = 0; 2680 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2681 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2682 sc->dflt_curs_attr.flags = 0; 2683 sc->curs_attr = sc->dflt_curs_attr; 2684 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2685 2686 #ifndef SC_NO_SYSMOUSE 2687 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2688 #endif 2689 if (!ISGRAPHSC(scp)) { 2690 sc_set_cursor_image(scp); 2691 sc_draw_cursor_image(scp); 2692 } 2693 2694 /* save font and palette */ 2695 #ifndef SC_NO_FONT_LOADING 2696 sc->fonts_loaded = 0; 2697 if (ISFONTAVAIL(sc->adp->va_flags)) { 2698 #ifdef SC_DFLT_FONT 2699 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2700 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2701 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2702 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2703 if (scp->font_size < 14) { 2704 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2705 } else if (scp->font_size >= 16) { 2706 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2707 } else { 2708 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2709 } 2710 #else /* !SC_DFLT_FONT */ 2711 if (scp->font_size < 14) { 2712 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2713 sc->fonts_loaded = FONT_8; 2714 } else if (scp->font_size >= 16) { 2715 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2716 sc->fonts_loaded = FONT_16; 2717 } else { 2718 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2719 sc->fonts_loaded = FONT_14; 2720 } 2721 #endif /* SC_DFLT_FONT */ 2722 /* FONT KLUDGE: always use the font page #0. XXX */ 2723 sc_show_font(scp, 0); 2724 } 2725 #endif /* !SC_NO_FONT_LOADING */ 2726 2727 #ifndef SC_NO_PALETTE_LOADING 2728 save_palette(sc->adp, sc->palette); 2729 #endif 2730 2731 #ifdef DEV_SPLASH 2732 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 2733 /* we are ready to put up the splash image! */ 2734 splash_init(sc->adp, scsplash_callback, sc); 2735 sc->flags |= SC_SPLASH_SCRN; 2736 } 2737 #endif 2738 } 2739 2740 /* the rest is not necessary, if we have done it once */ 2741 if (sc->flags & SC_INIT_DONE) 2742 return; 2743 2744 /* initialize mapscrn arrays to a one to one map */ 2745 for (i = 0; i < sizeof(sc->scr_map); i++) 2746 sc->scr_map[i] = sc->scr_rmap[i] = i; 2747 2748 sc->flags |= SC_INIT_DONE; 2749 } 2750 2751 #if __i386__ || __ia64__ 2752 static void 2753 scterm(int unit, int flags) 2754 { 2755 sc_softc_t *sc; 2756 scr_stat *scp; 2757 2758 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2759 if (sc == NULL) 2760 return; /* shouldn't happen */ 2761 2762 #ifdef DEV_SPLASH 2763 /* this console is no longer available for the splash screen */ 2764 if (sc->flags & SC_SPLASH_SCRN) { 2765 splash_term(sc->adp); 2766 sc->flags &= ~SC_SPLASH_SCRN; 2767 } 2768 #endif 2769 2770 #if 0 /* XXX */ 2771 /* move the hardware cursor to the upper-left corner */ 2772 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2773 #endif 2774 2775 /* release the keyboard and the video card */ 2776 if (sc->keyboard >= 0) 2777 kbd_release(sc->kbd, &sc->keyboard); 2778 if (sc->adapter >= 0) 2779 vid_release(sc->adp, &sc->adapter); 2780 2781 /* stop the terminal emulator, if any */ 2782 scp = SC_STAT(sc->dev[0]); 2783 if (scp->tsw) 2784 (*scp->tsw->te_term)(scp, &scp->ts); 2785 if (scp->ts != NULL) 2786 free(scp->ts, M_DEVBUF); 2787 2788 /* clear the structure */ 2789 if (!(flags & SC_KERNEL_CONSOLE)) { 2790 /* XXX: We need delete_dev() for this */ 2791 free(sc->dev, M_DEVBUF); 2792 #if 0 2793 /* XXX: We need a ttyunregister for this */ 2794 free(sc->tty, M_DEVBUF); 2795 #endif 2796 #ifndef SC_NO_FONT_LOADING 2797 free(sc->font_8, M_DEVBUF); 2798 free(sc->font_14, M_DEVBUF); 2799 free(sc->font_16, M_DEVBUF); 2800 #endif 2801 /* XXX vtb, history */ 2802 } 2803 bzero(sc, sizeof(*sc)); 2804 sc->keyboard = -1; 2805 sc->adapter = -1; 2806 } 2807 #endif 2808 2809 static void 2810 scshutdown(void *arg, int howto) 2811 { 2812 /* assert(sc_console != NULL) */ 2813 2814 sc_touch_scrn_saver(); 2815 if (!cold && sc_console 2816 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2817 && sc_console->smode.mode == VT_AUTO) 2818 sc_switch_scr(sc_console->sc, sc_console->index); 2819 shutdown_in_progress = TRUE; 2820 } 2821 2822 int 2823 sc_clean_up(scr_stat *scp) 2824 { 2825 #ifdef DEV_SPLASH 2826 int error; 2827 #endif 2828 2829 if (scp->sc->flags & SC_SCRN_BLANKED) { 2830 sc_touch_scrn_saver(); 2831 #ifdef DEV_SPLASH 2832 if ((error = wait_scrn_saver_stop(scp->sc))) 2833 return error; 2834 #endif 2835 } 2836 scp->status |= MOUSE_HIDDEN; 2837 sc_remove_mouse_image(scp); 2838 sc_remove_cutmarking(scp); 2839 return 0; 2840 } 2841 2842 void 2843 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2844 { 2845 sc_vtb_t new; 2846 sc_vtb_t old; 2847 2848 old = scp->vtb; 2849 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2850 if (!discard && (old.vtb_flags & VTB_VALID)) { 2851 /* retain the current cursor position and buffer contants */ 2852 scp->cursor_oldpos = scp->cursor_pos; 2853 /* 2854 * This works only if the old buffer has the same size as or larger 2855 * than the new one. XXX 2856 */ 2857 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2858 scp->vtb = new; 2859 } else { 2860 scp->vtb = new; 2861 sc_vtb_destroy(&old); 2862 } 2863 2864 #ifndef SC_NO_SYSMOUSE 2865 /* move the mouse cursor at the center of the screen */ 2866 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2867 #endif 2868 } 2869 2870 static scr_stat 2871 *alloc_scp(sc_softc_t *sc, int vty) 2872 { 2873 scr_stat *scp; 2874 2875 /* assert(sc_malloc) */ 2876 2877 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2878 init_scp(sc, vty, scp); 2879 2880 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2881 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2882 sc_init_emulator(scp, "*"); 2883 2884 #ifndef SC_NO_CUTPASTE 2885 sc_alloc_cut_buffer(scp, TRUE); 2886 #endif 2887 2888 #ifndef SC_NO_HISTORY 2889 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2890 #endif 2891 2892 return scp; 2893 } 2894 2895 static void 2896 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2897 { 2898 video_info_t info; 2899 2900 bzero(scp, sizeof(*scp)); 2901 2902 scp->index = vty; 2903 scp->sc = sc; 2904 scp->status = 0; 2905 scp->mode = sc->initial_mode; 2906 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2907 if (info.vi_flags & V_INFO_GRAPHICS) { 2908 scp->status |= GRAPHICS_MODE; 2909 scp->xpixel = info.vi_width; 2910 scp->ypixel = info.vi_height; 2911 scp->xsize = info.vi_width/info.vi_cwidth; 2912 scp->ysize = info.vi_height/info.vi_cheight; 2913 scp->font_size = 0; 2914 scp->font = NULL; 2915 } else { 2916 scp->xsize = info.vi_width; 2917 scp->ysize = info.vi_height; 2918 scp->xpixel = scp->xsize*info.vi_cwidth; 2919 scp->ypixel = scp->ysize*info.vi_cheight; 2920 if (info.vi_cheight < 14) { 2921 scp->font_size = 8; 2922 #ifndef SC_NO_FONT_LOADING 2923 scp->font = sc->font_8; 2924 #else 2925 scp->font = NULL; 2926 #endif 2927 } else if (info.vi_cheight >= 16) { 2928 scp->font_size = 16; 2929 #ifndef SC_NO_FONT_LOADING 2930 scp->font = sc->font_16; 2931 #else 2932 scp->font = NULL; 2933 #endif 2934 } else { 2935 scp->font_size = 14; 2936 #ifndef SC_NO_FONT_LOADING 2937 scp->font = sc->font_14; 2938 #else 2939 scp->font = NULL; 2940 #endif 2941 } 2942 } 2943 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 2944 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 2945 scp->xoff = scp->yoff = 0; 2946 scp->xpos = scp->ypos = 0; 2947 scp->start = scp->xsize * scp->ysize - 1; 2948 scp->end = 0; 2949 scp->tsw = NULL; 2950 scp->ts = NULL; 2951 scp->rndr = NULL; 2952 scp->border = BG_BLACK; 2953 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2954 scp->mouse_cut_start = scp->xsize*scp->ysize; 2955 scp->mouse_cut_end = -1; 2956 scp->mouse_signal = 0; 2957 scp->mouse_pid = 0; 2958 scp->mouse_proc = NULL; 2959 scp->kbd_mode = K_XLATE; 2960 scp->bell_pitch = bios_value.bell_pitch; 2961 scp->bell_duration = BELL_DURATION; 2962 scp->status |= (bios_value.shift_state & NLKED); 2963 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 2964 scp->pid = 0; 2965 scp->proc = NULL; 2966 scp->smode.mode = VT_AUTO; 2967 scp->history = NULL; 2968 scp->history_pos = 0; 2969 scp->history_size = 0; 2970 } 2971 2972 int 2973 sc_init_emulator(scr_stat *scp, char *name) 2974 { 2975 sc_term_sw_t *sw; 2976 sc_rndr_sw_t *rndr; 2977 void *p; 2978 int error; 2979 2980 if (name == NULL) /* if no name is given, use the current emulator */ 2981 sw = scp->tsw; 2982 else /* ...otherwise find the named emulator */ 2983 sw = sc_term_match(name); 2984 if (sw == NULL) 2985 return EINVAL; 2986 2987 rndr = NULL; 2988 if (strcmp(sw->te_renderer, "*") != 0) { 2989 rndr = sc_render_match(scp, sw->te_renderer, 2990 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2991 } 2992 if (rndr == NULL) { 2993 rndr = sc_render_match(scp, scp->sc->adp->va_name, 2994 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2995 if (rndr == NULL) 2996 return ENODEV; 2997 } 2998 2999 if (sw == scp->tsw) { 3000 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3001 scp->rndr = rndr; 3002 sc_clear_screen(scp); 3003 /* assert(error == 0); */ 3004 return error; 3005 } 3006 3007 if (sc_malloc && (sw->te_size > 0)) 3008 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3009 else 3010 p = NULL; 3011 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3012 if (error) 3013 return error; 3014 3015 if (scp->tsw) 3016 (*scp->tsw->te_term)(scp, &scp->ts); 3017 if (scp->ts != NULL) 3018 free(scp->ts, M_DEVBUF); 3019 scp->tsw = sw; 3020 scp->ts = p; 3021 scp->rndr = rndr; 3022 3023 /* XXX */ 3024 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3025 sc_clear_screen(scp); 3026 3027 return 0; 3028 } 3029 3030 /* 3031 * scgetc(flags) - get character from keyboard. 3032 * If flags & SCGETC_CN, then avoid harmful side effects. 3033 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3034 * return NOKEY if there is nothing there. 3035 */ 3036 static u_int 3037 scgetc(sc_softc_t *sc, u_int flags) 3038 { 3039 scr_stat *scp; 3040 #ifndef SC_NO_HISTORY 3041 struct tty *tp; 3042 #endif 3043 u_int c; 3044 int this_scr; 3045 int f; 3046 int i; 3047 3048 if (sc->kbd == NULL) 3049 return NOKEY; 3050 3051 next_code: 3052 #if 1 3053 /* I don't like this, but... XXX */ 3054 if (flags & SCGETC_CN) 3055 sccnupdate(sc->cur_scp); 3056 #endif 3057 scp = sc->cur_scp; 3058 /* first see if there is something in the keyboard port */ 3059 for (;;) { 3060 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3061 if (c == ERRKEY) { 3062 if (!(flags & SCGETC_CN)) 3063 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3064 } else if (c == NOKEY) 3065 return c; 3066 else 3067 break; 3068 } 3069 3070 /* make screensaver happy */ 3071 if (!(c & RELKEY)) 3072 sc_touch_scrn_saver(); 3073 3074 if (!(flags & SCGETC_CN)) 3075 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3076 3077 if (scp->kbd_mode != K_XLATE) 3078 return KEYCHAR(c); 3079 3080 /* if scroll-lock pressed allow history browsing */ 3081 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3082 3083 scp->status &= ~CURSOR_ENABLED; 3084 sc_remove_cursor_image(scp); 3085 3086 #ifndef SC_NO_HISTORY 3087 if (!(scp->status & BUFFER_SAVED)) { 3088 scp->status |= BUFFER_SAVED; 3089 sc_hist_save(scp); 3090 } 3091 switch (c) { 3092 /* FIXME: key codes */ 3093 case SPCLKEY | FKEY | F(49): /* home key */ 3094 sc_remove_cutmarking(scp); 3095 sc_hist_home(scp); 3096 goto next_code; 3097 3098 case SPCLKEY | FKEY | F(57): /* end key */ 3099 sc_remove_cutmarking(scp); 3100 sc_hist_end(scp); 3101 goto next_code; 3102 3103 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3104 sc_remove_cutmarking(scp); 3105 if (sc_hist_up_line(scp)) 3106 if (!(flags & SCGETC_CN)) 3107 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3108 goto next_code; 3109 3110 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3111 sc_remove_cutmarking(scp); 3112 if (sc_hist_down_line(scp)) 3113 if (!(flags & SCGETC_CN)) 3114 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3115 goto next_code; 3116 3117 case SPCLKEY | FKEY | F(51): /* page up key */ 3118 sc_remove_cutmarking(scp); 3119 for (i=0; i<scp->ysize; i++) 3120 if (sc_hist_up_line(scp)) { 3121 if (!(flags & SCGETC_CN)) 3122 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3123 break; 3124 } 3125 goto next_code; 3126 3127 case SPCLKEY | FKEY | F(59): /* page down key */ 3128 sc_remove_cutmarking(scp); 3129 for (i=0; i<scp->ysize; i++) 3130 if (sc_hist_down_line(scp)) { 3131 if (!(flags & SCGETC_CN)) 3132 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3133 break; 3134 } 3135 goto next_code; 3136 } 3137 #endif /* SC_NO_HISTORY */ 3138 } 3139 3140 /* 3141 * Process and consume special keys here. Return a plain char code 3142 * or a char code with the META flag or a function key code. 3143 */ 3144 if (c & RELKEY) { 3145 /* key released */ 3146 /* goto next_code */ 3147 } else { 3148 /* key pressed */ 3149 if (c & SPCLKEY) { 3150 c &= ~SPCLKEY; 3151 switch (KEYCHAR(c)) { 3152 /* LOCKING KEYS */ 3153 case NLK: case CLK: case ALK: 3154 break; 3155 case SLK: 3156 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3157 if (f & SLKED) { 3158 scp->status |= SLKED; 3159 } else { 3160 if (scp->status & SLKED) { 3161 scp->status &= ~SLKED; 3162 #ifndef SC_NO_HISTORY 3163 if (scp->status & BUFFER_SAVED) { 3164 if (!sc_hist_restore(scp)) 3165 sc_remove_cutmarking(scp); 3166 scp->status &= ~BUFFER_SAVED; 3167 scp->status |= CURSOR_ENABLED; 3168 sc_draw_cursor_image(scp); 3169 } 3170 tp = VIRTUAL_TTY(sc, scp->index); 3171 if (ISTTYOPEN(tp)) 3172 scstart(tp); 3173 #endif 3174 } 3175 } 3176 break; 3177 3178 case PASTE: 3179 #ifndef SC_NO_CUTPASTE 3180 sc_mouse_paste(scp); 3181 #endif 3182 break; 3183 3184 /* NON-LOCKING KEYS */ 3185 case NOP: 3186 case LSH: case RSH: case LCTR: case RCTR: 3187 case LALT: case RALT: case ASH: case META: 3188 break; 3189 3190 case BTAB: 3191 if (!(sc->flags & SC_SCRN_BLANKED)) 3192 return c; 3193 break; 3194 3195 case SPSC: 3196 #ifdef DEV_SPLASH 3197 /* force activatation/deactivation of the screen saver */ 3198 if (!(sc->flags & SC_SCRN_BLANKED)) { 3199 run_scrn_saver = TRUE; 3200 sc->scrn_time_stamp -= scrn_blank_time; 3201 } 3202 if (cold) { 3203 /* 3204 * While devices are being probed, the screen saver need 3205 * to be invoked explictly. XXX 3206 */ 3207 if (sc->flags & SC_SCRN_BLANKED) { 3208 scsplash_stick(FALSE); 3209 stop_scrn_saver(sc, current_saver); 3210 } else { 3211 if (!ISGRAPHSC(scp)) { 3212 scsplash_stick(TRUE); 3213 (*current_saver)(sc, TRUE); 3214 } 3215 } 3216 } 3217 #endif /* DEV_SPLASH */ 3218 break; 3219 3220 case RBT: 3221 #ifndef SC_DISABLE_REBOOT 3222 shutdown_nice(0); 3223 #endif 3224 break; 3225 3226 case HALT: 3227 #ifndef SC_DISABLE_REBOOT 3228 shutdown_nice(RB_HALT); 3229 #endif 3230 break; 3231 3232 case PDWN: 3233 #ifndef SC_DISABLE_REBOOT 3234 shutdown_nice(RB_HALT|RB_POWEROFF); 3235 #endif 3236 break; 3237 3238 case SUSP: 3239 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3240 break; 3241 case STBY: 3242 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3243 break; 3244 3245 case DBG: 3246 #ifndef SC_DISABLE_DDBKEY 3247 #ifdef DDB 3248 Debugger("manual escape to debugger"); 3249 #else 3250 printf("No debugger in kernel\n"); 3251 #endif 3252 #else /* SC_DISABLE_DDBKEY */ 3253 /* do nothing */ 3254 #endif /* SC_DISABLE_DDBKEY */ 3255 break; 3256 3257 case PNC: 3258 if (enable_panic_key) 3259 panic("Forced by the panic key"); 3260 break; 3261 3262 case NEXT: 3263 this_scr = scp->index; 3264 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3265 sc->first_vty + i != this_scr; 3266 i = (i + 1)%sc->vtys) { 3267 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3268 if (ISTTYOPEN(tp)) { 3269 sc_switch_scr(scp->sc, sc->first_vty + i); 3270 break; 3271 } 3272 } 3273 break; 3274 3275 case PREV: 3276 this_scr = scp->index; 3277 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3278 sc->first_vty + i != this_scr; 3279 i = (i + sc->vtys - 1)%sc->vtys) { 3280 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3281 if (ISTTYOPEN(tp)) { 3282 sc_switch_scr(scp->sc, sc->first_vty + i); 3283 break; 3284 } 3285 } 3286 break; 3287 3288 default: 3289 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3290 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3291 break; 3292 } 3293 /* assert(c & FKEY) */ 3294 if (!(sc->flags & SC_SCRN_BLANKED)) 3295 return c; 3296 break; 3297 } 3298 /* goto next_code */ 3299 } else { 3300 /* regular keys (maybe MKEY is set) */ 3301 if (!(sc->flags & SC_SCRN_BLANKED)) 3302 return c; 3303 } 3304 } 3305 3306 goto next_code; 3307 } 3308 3309 int 3310 scmmap(dev_t dev, vm_offset_t offset, int nprot) 3311 { 3312 scr_stat *scp; 3313 3314 scp = SC_STAT(dev); 3315 if (scp != scp->sc->cur_scp) 3316 return -1; 3317 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, nprot); 3318 } 3319 3320 static int 3321 save_kbd_state(scr_stat *scp) 3322 { 3323 int state; 3324 int error; 3325 3326 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3327 if (error == ENOIOCTL) 3328 error = ENODEV; 3329 if (error == 0) { 3330 scp->status &= ~LOCK_MASK; 3331 scp->status |= state; 3332 } 3333 return error; 3334 } 3335 3336 static int 3337 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3338 { 3339 int state; 3340 int error; 3341 3342 if (mask != LOCK_MASK) { 3343 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3344 if (error == ENOIOCTL) 3345 error = ENODEV; 3346 if (error) 3347 return error; 3348 state &= ~mask; 3349 state |= new_bits & mask; 3350 } else { 3351 state = new_bits & LOCK_MASK; 3352 } 3353 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3354 if (error == ENOIOCTL) 3355 error = ENODEV; 3356 return error; 3357 } 3358 3359 static int 3360 update_kbd_leds(scr_stat *scp, int which) 3361 { 3362 int error; 3363 3364 which &= LOCK_MASK; 3365 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3366 if (error == ENOIOCTL) 3367 error = ENODEV; 3368 return error; 3369 } 3370 3371 int 3372 set_mode(scr_stat *scp) 3373 { 3374 video_info_t info; 3375 3376 /* reject unsupported mode */ 3377 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3378 return 1; 3379 3380 /* if this vty is not currently showing, do nothing */ 3381 if (scp != scp->sc->cur_scp) 3382 return 0; 3383 3384 /* setup video hardware for the given mode */ 3385 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3386 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3387 (void *)scp->sc->adp->va_window, FALSE); 3388 3389 #ifndef SC_NO_FONT_LOADING 3390 /* load appropriate font */ 3391 if (!(scp->status & GRAPHICS_MODE)) { 3392 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3393 if (scp->font_size < 14) { 3394 if (scp->sc->fonts_loaded & FONT_8) 3395 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3396 } else if (scp->font_size >= 16) { 3397 if (scp->sc->fonts_loaded & FONT_16) 3398 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3399 } else { 3400 if (scp->sc->fonts_loaded & FONT_14) 3401 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3402 } 3403 /* 3404 * FONT KLUDGE: 3405 * This is an interim kludge to display correct font. 3406 * Always use the font page #0 on the video plane 2. 3407 * Somehow we cannot show the font in other font pages on 3408 * some video cards... XXX 3409 */ 3410 sc_show_font(scp, 0); 3411 } 3412 mark_all(scp); 3413 } 3414 #endif /* !SC_NO_FONT_LOADING */ 3415 3416 sc_set_border(scp, scp->border); 3417 sc_set_cursor_image(scp); 3418 3419 return 0; 3420 } 3421 3422 void 3423 sc_set_border(scr_stat *scp, int color) 3424 { 3425 ++scp->sc->videoio_in_progress; 3426 (*scp->rndr->draw_border)(scp, color); 3427 --scp->sc->videoio_in_progress; 3428 } 3429 3430 #ifndef SC_NO_FONT_LOADING 3431 void 3432 sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3433 int base, int count) 3434 { 3435 sc_softc_t *sc; 3436 3437 sc = scp->sc; 3438 sc->font_loading_in_progress = TRUE; 3439 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3440 sc->font_loading_in_progress = FALSE; 3441 } 3442 3443 void 3444 sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3445 int base, int count) 3446 { 3447 sc_softc_t *sc; 3448 3449 sc = scp->sc; 3450 sc->font_loading_in_progress = TRUE; 3451 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3452 sc->font_loading_in_progress = FALSE; 3453 } 3454 3455 void 3456 sc_show_font(scr_stat *scp, int page) 3457 { 3458 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3459 } 3460 #endif /* !SC_NO_FONT_LOADING */ 3461 3462 void 3463 sc_paste(scr_stat *scp, u_char *p, int count) 3464 { 3465 struct tty *tp; 3466 u_char *rmap; 3467 3468 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3469 if (!ISTTYOPEN(tp)) 3470 return; 3471 rmap = scp->sc->scr_rmap; 3472 for (; count > 0; --count) 3473 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 3474 } 3475 3476 void 3477 sc_bell(scr_stat *scp, int pitch, int duration) 3478 { 3479 if (cold || shutdown_in_progress) 3480 return; 3481 3482 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3483 return; 3484 3485 if (scp->sc->flags & SC_VISUAL_BELL) { 3486 if (scp->sc->blink_in_progress) 3487 return; 3488 scp->sc->blink_in_progress = 3; 3489 if (scp != scp->sc->cur_scp) 3490 scp->sc->blink_in_progress += 2; 3491 blink_screen(scp->sc->cur_scp); 3492 } else { 3493 if (scp != scp->sc->cur_scp) 3494 pitch *= 2; 3495 sysbeep(pitch, duration); 3496 } 3497 } 3498 3499 static void 3500 blink_screen(void *arg) 3501 { 3502 scr_stat *scp = arg; 3503 struct tty *tp; 3504 3505 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3506 scp->sc->blink_in_progress = 0; 3507 mark_all(scp); 3508 tp = VIRTUAL_TTY(scp->sc, scp->index); 3509 if (ISTTYOPEN(tp)) 3510 scstart(tp); 3511 if (scp->sc->delayed_next_scr) 3512 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3513 } 3514 else { 3515 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3516 scp->sc->blink_in_progress & 1); 3517 scp->sc->blink_in_progress--; 3518 timeout(blink_screen, scp, hz / 10); 3519 } 3520 } 3521