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