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