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