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