1 /*- 2 * Copyright (c) 1992-1998 S�ren Schmidt 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to The DragonFly Project 6 * by Sascha Wildner <saw@online.de> 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer, 13 * without modification, immediately at the beginning of the file. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. The name of the author may not be used to endorse or promote products 18 * derived from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 * 31 * $FreeBSD: /usr/local/www/cvsroot/FreeBSD/src/sys/dev/syscons/syscons.c,v 1.336.2.17 2004/03/25 08:41:09 ru Exp $ 32 * $DragonFly: src/sys/dev/misc/syscons/syscons.c,v 1.24 2006/07/28 02:17:36 dillon Exp $ 33 */ 34 35 #include "use_splash.h" 36 #include "opt_syscons.h" 37 #include "opt_ddb.h" 38 #include "use_apm.h" 39 40 #include <sys/param.h> 41 #include <sys/systm.h> 42 #include <sys/eventhandler.h> 43 #include <sys/reboot.h> 44 #include <sys/conf.h> 45 #include <sys/proc.h> 46 #include <sys/signalvar.h> 47 #include <sys/sysctl.h> 48 #include <sys/tty.h> 49 #include <sys/kernel.h> 50 #include <sys/cons.h> 51 #include <sys/random.h> 52 #include <sys/thread2.h> 53 54 #include <machine/clock.h> 55 #include <machine/console.h> 56 #include <machine/psl.h> 57 #include <machine/pc/display.h> 58 #include <machine/apm_bios.h> 59 #include <machine/frame.h> 60 61 #include <dev/misc/kbd/kbdreg.h> 62 #include <dev/video/fb/fbreg.h> 63 #include <dev/video/fb/splashreg.h> 64 #include "syscons.h" 65 66 #define COLD 0 67 #define WARM 1 68 69 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 70 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 71 72 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 73 74 MALLOC_DEFINE(M_SYSCONS, "syscons", "Syscons"); 75 76 typedef struct default_attr { 77 int std_color; /* normal hardware color */ 78 int rev_color; /* reverse hardware color */ 79 } default_attr; 80 81 static default_attr user_default = { 82 SC_NORM_ATTR, 83 SC_NORM_REV_ATTR, 84 }; 85 86 static default_attr kernel_default = { 87 SC_KERNEL_CONS_ATTR, 88 SC_KERNEL_CONS_REV_ATTR, 89 }; 90 91 static int sc_console_unit = -1; 92 static scr_stat *sc_console; 93 static struct tty *sc_console_tty; 94 static void *kernel_console_ts; 95 96 static char init_done = COLD; 97 static char shutdown_in_progress = FALSE; 98 static char sc_malloc = FALSE; 99 100 static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 101 static int run_scrn_saver = FALSE; /* should run the saver? */ 102 static long scrn_blank_time = 0; /* screen saver timeout value */ 103 #if NSPLASH > 0 104 static int scrn_blanked; /* # of blanked screen */ 105 static int sticky_splash = FALSE; 106 107 static void none_saver(sc_softc_t *sc, int blank) { } 108 static void (*current_saver)(sc_softc_t *, int) = none_saver; 109 #endif 110 111 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 112 #include "font.h" 113 #endif 114 115 d_ioctl_t *sc_user_ioctl; 116 117 static bios_values_t bios_value; 118 119 static int enable_panic_key; 120 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 121 0, ""); 122 123 #define SC_CONSOLECTL 255 124 125 #define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 126 SC_DEV((sc), (x))->si_tty : NULL) 127 #define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) 128 129 static int debugger; 130 131 /* prototypes */ 132 static int scvidprobe(int unit, int flags, int cons); 133 static int sckbdprobe(int unit, int flags, int cons); 134 static void scmeminit(void *arg); 135 static int scdevtounit(dev_t dev); 136 static kbd_callback_func_t sckbdevent; 137 static int scparam(struct tty *tp, struct termios *t); 138 static void scstart(struct tty *tp); 139 static void scinit(int unit, int flags); 140 static void scterm(int unit, int flags); 141 static void scshutdown(void *arg, int howto); 142 static u_int scgetc(sc_softc_t *sc, u_int flags); 143 #define SCGETC_CN 1 144 #define SCGETC_NONBLOCK 2 145 static int sccngetch(int flags); 146 static void sccnupdate(scr_stat *scp); 147 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 148 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 149 static timeout_t scrn_timer; 150 static int and_region(int *s1, int *e1, int s2, int e2); 151 static void scrn_update(scr_stat *scp, int show_cursor); 152 153 #if NSPLASH > 0 154 static int scsplash_callback(int event, void *arg); 155 static void scsplash_saver(sc_softc_t *sc, int show); 156 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 157 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 158 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 159 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 160 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 161 static int wait_scrn_saver_stop(sc_softc_t *sc); 162 #define scsplash_stick(stick) (sticky_splash = (stick)) 163 #else /* !NSPLASH */ 164 #define scsplash_stick(stick) 165 #endif /* NSPLASH */ 166 167 static void do_switch_scr(sc_softc_t *sc); 168 static int vt_proc_alive(scr_stat *scp); 169 static int signal_vt_rel(scr_stat *scp); 170 static int signal_vt_acq(scr_stat *scp); 171 static int finish_vt_rel(scr_stat *scp, int release); 172 static int finish_vt_acq(scr_stat *scp); 173 static void exchange_scr(sc_softc_t *sc); 174 static void update_cursor_image(scr_stat *scp); 175 static int save_kbd_state(scr_stat *scp); 176 static int update_kbd_state(scr_stat *scp, int state, int mask); 177 static int update_kbd_leds(scr_stat *scp, int which); 178 static timeout_t blink_screen; 179 180 #define CDEV_MAJOR 12 181 182 static cn_probe_t sccnprobe; 183 static cn_init_t sccninit; 184 static cn_getc_t sccngetc; 185 static cn_checkc_t sccncheckc; 186 static cn_putc_t sccnputc; 187 static cn_dbctl_t sccndbctl; 188 static cn_term_t sccnterm; 189 190 CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 191 sccndbctl); 192 193 static d_open_t scopen; 194 static d_close_t scclose; 195 static d_read_t scread; 196 static d_ioctl_t scioctl; 197 static d_mmap_t scmmap; 198 199 static struct dev_ops sc_ops = { 200 { "sc", CDEV_MAJOR, D_TTY | D_KQFILTER }, 201 .d_open = scopen, 202 .d_close = scclose, 203 .d_read = scread, 204 .d_write = ttywrite, 205 .d_ioctl = scioctl, 206 .d_poll = ttypoll, 207 .d_mmap = scmmap, 208 .d_kqfilter = ttykqfilter 209 }; 210 211 int 212 sc_probe_unit(int unit, int flags) 213 { 214 if (!scvidprobe(unit, flags, FALSE)) { 215 if (bootverbose) 216 printf("sc%d: no video adapter found.\n", unit); 217 return ENXIO; 218 } 219 220 /* syscons will be attached even when there is no keyboard */ 221 sckbdprobe(unit, flags, FALSE); 222 223 return 0; 224 } 225 226 /* probe video adapters, return TRUE if found */ 227 static int 228 scvidprobe(int unit, int flags, int cons) 229 { 230 /* 231 * Access the video adapter driver through the back door! 232 * Video adapter drivers need to be configured before syscons. 233 * However, when syscons is being probed as the low-level console, 234 * they have not been initialized yet. We force them to initialize 235 * themselves here. XXX 236 */ 237 vid_configure(cons ? VIO_PROBE_ONLY : 0); 238 239 return (vid_find_adapter("*", unit) >= 0); 240 } 241 242 /* probe the keyboard, return TRUE if found */ 243 static int 244 sckbdprobe(int unit, int flags, int cons) 245 { 246 /* access the keyboard driver through the backdoor! */ 247 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 248 249 return (kbd_find_keyboard("*", unit) >= 0); 250 } 251 252 static char * 253 adapter_name(video_adapter_t *adp) 254 { 255 static struct { 256 int type; 257 char *name[2]; 258 } names[] = { 259 { KD_MONO, { "MDA", "MDA" } }, 260 { KD_HERCULES, { "Hercules", "Hercules" } }, 261 { KD_CGA, { "CGA", "CGA" } }, 262 { KD_EGA, { "EGA", "EGA (mono)" } }, 263 { KD_VGA, { "VGA", "VGA (mono)" } }, 264 { KD_TGA, { "TGA", "TGA" } }, 265 { -1, { "Unknown", "Unknown" } }, 266 }; 267 int i; 268 269 for (i = 0; names[i].type != -1; ++i) 270 if (names[i].type == adp->va_type) 271 break; 272 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 273 } 274 275 int 276 sc_attach_unit(int unit, int flags) 277 { 278 sc_softc_t *sc; 279 scr_stat *scp; 280 #ifdef SC_PIXEL_MODE 281 video_info_t info; 282 #endif 283 int vc; 284 dev_t dev; 285 286 flags &= ~SC_KERNEL_CONSOLE; 287 288 if (sc_console_unit == unit) { 289 /* 290 * If this unit is being used as the system console, we need to 291 * adjust some variables and buffers before and after scinit(). 292 */ 293 /* assert(sc_console != NULL) */ 294 flags |= SC_KERNEL_CONSOLE; 295 scmeminit(NULL); 296 297 scinit(unit, flags); 298 299 if (sc_console->tsw->te_size > 0) { 300 /* assert(sc_console->ts != NULL); */ 301 kernel_console_ts = sc_console->ts; 302 sc_console->ts = malloc(sc_console->tsw->te_size, 303 M_SYSCONS, M_WAITOK); 304 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 305 (*sc_console->tsw->te_default_attr)(sc_console, 306 user_default.std_color, 307 user_default.rev_color); 308 } 309 } else { 310 scinit(unit, flags); 311 } 312 313 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 314 sc->config = flags; 315 callout_init(&sc->scrn_timer_ch); 316 scp = SC_STAT(sc->dev[0]); 317 if (sc_console == NULL) /* sc_console_unit < 0 */ 318 sc_console = scp; 319 320 #ifdef SC_PIXEL_MODE 321 if ((sc->config & SC_VESA800X600) 322 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 323 #if NSPLASH > 0 324 if (sc->flags & SC_SPLASH_SCRN) 325 splash_term(sc->adp); 326 #endif 327 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 328 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 329 sc->initial_mode = M_VESA_800x600; 330 #if NSPLASH > 0 331 /* put up the splash again! */ 332 if (sc->flags & SC_SPLASH_SCRN) 333 splash_init(sc->adp, scsplash_callback, sc); 334 #endif 335 } 336 #endif /* SC_PIXEL_MODE */ 337 338 /* initialize cursor */ 339 if (!ISGRAPHSC(scp)) 340 update_cursor_image(scp); 341 342 /* get screen update going */ 343 scrn_timer(sc); 344 345 /* set up the keyboard */ 346 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 347 update_kbd_state(scp, scp->status, LOCK_MASK); 348 349 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 350 unit, adapter_name(sc->adp), sc->vtys, sc->config); 351 if (bootverbose) { 352 printf("sc%d:", unit); 353 if (sc->adapter >= 0) 354 printf(" fb%d", sc->adapter); 355 if (sc->keyboard >= 0) 356 printf(", kbd%d", sc->keyboard); 357 if (scp->tsw) 358 printf(", terminal emulator: %s (%s)", 359 scp->tsw->te_name, scp->tsw->te_desc); 360 printf("\n"); 361 } 362 363 /* register a shutdown callback for the kernel console */ 364 if (sc_console_unit == unit) 365 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 366 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 367 368 /* 369 * create devices. dev_ops_add() must be called to make devices under 370 * this major number available to userland. 371 */ 372 dev_ops_add(&sc_ops, ~(MAXCONS - 1), unit * MAXCONS); 373 374 for (vc = 0; vc < sc->vtys; vc++) { 375 dev = make_dev(&sc_ops, vc + unit * MAXCONS, 376 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 377 sc->dev[vc] = dev; 378 /* 379 * The first vty already has struct tty and scr_stat initialized 380 * in scinit(). The other vtys will have these structs when 381 * first opened. 382 */ 383 } 384 385 dev_ops_add(&sc_ops, -1, SC_CONSOLECTL); /* XXX */ 386 dev = make_dev(&sc_ops, SC_CONSOLECTL, 387 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 388 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 389 dev->si_drv1 = sc_console; 390 391 return 0; 392 } 393 394 static void 395 scmeminit(void *arg) 396 { 397 if (sc_malloc) 398 return; 399 sc_malloc = TRUE; 400 401 /* 402 * As soon as malloc() becomes functional, we had better allocate 403 * various buffers for the kernel console. 404 */ 405 406 if (sc_console_unit < 0) /* sc_console == NULL */ 407 return; 408 409 /* copy the temporary buffer to the final buffer */ 410 sc_alloc_scr_buffer(sc_console, TRUE, FALSE); 411 412 #ifndef SC_NO_CUTPASTE 413 sc_alloc_cut_buffer(sc_console, TRUE); 414 #endif 415 416 #ifndef SC_NO_HISTORY 417 /* initialize history buffer & pointers */ 418 sc_alloc_history_buffer(sc_console, 0, 0, TRUE); 419 #endif 420 } 421 422 /* XXX */ 423 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 424 425 static int 426 scdevtounit(dev_t dev) 427 { 428 int vty = SC_VTY(dev); 429 430 if (vty == SC_CONSOLECTL) 431 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 432 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 433 return -1; 434 else 435 return vty/MAXCONS; 436 } 437 438 int 439 scopen(struct dev_open_args *ap) 440 { 441 dev_t dev = ap->a_head.a_dev; 442 int unit = scdevtounit(dev); 443 sc_softc_t *sc; 444 struct tty *tp; 445 scr_stat *scp; 446 keyarg_t key; 447 int error; 448 449 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 450 major(dev), minor(dev), unit, SC_VTY(dev))); 451 452 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 453 if (sc == NULL) 454 return ENXIO; 455 456 tp = dev->si_tty = ttymalloc(dev->si_tty); 457 tp->t_oproc = scstart; 458 tp->t_param = scparam; 459 tp->t_stop = nottystop; 460 tp->t_dev = dev; 461 if (!ISTTYOPEN(tp)) { 462 ttychars(tp); 463 /* Use the current setting of the <-- key as default VERASE. */ 464 /* If the Delete key is preferable, an stty is necessary */ 465 if (sc->kbd != NULL) { 466 key.keynum = KEYCODE_BS; 467 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 468 tp->t_cc[VERASE] = key.key.map[0]; 469 } 470 tp->t_iflag = TTYDEF_IFLAG; 471 tp->t_oflag = TTYDEF_OFLAG; 472 tp->t_cflag = TTYDEF_CFLAG; 473 tp->t_lflag = TTYDEF_LFLAG; 474 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 475 scparam(tp, &tp->t_termios); 476 (*linesw[tp->t_line].l_modem)(tp, 1); 477 } 478 else 479 if (tp->t_state & TS_XCLUDE && suser_cred(ap->a_cred, 0)) 480 return(EBUSY); 481 482 error = (*linesw[tp->t_line].l_open)(dev, tp); 483 484 scp = SC_STAT(dev); 485 if (scp == NULL) { 486 scp = dev->si_drv1 = alloc_scp(sc, SC_VTY(dev)); 487 if (ISGRAPHSC(scp)) 488 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 489 } 490 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 491 tp->t_winsize.ws_col = scp->xsize; 492 tp->t_winsize.ws_row = scp->ysize; 493 } 494 495 return error; 496 } 497 498 int 499 scclose(struct dev_close_args *ap) 500 { 501 dev_t dev = ap->a_head.a_dev; 502 struct tty *tp = dev->si_tty; 503 scr_stat *scp; 504 505 crit_enter(); 506 if (SC_VTY(dev) != SC_CONSOLECTL) { 507 scp = SC_STAT(tp->t_dev); 508 /* were we in the middle of the VT switching process? */ 509 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 510 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 511 cons_unavail = FALSE; 512 /* 513 * note: must be called from a critical section because finish_vt_rel 514 * will call do_switch_scr which releases it temporarily 515 */ 516 if (finish_vt_rel(scp, TRUE) == 0) /* force release */ 517 DPRINTF(5, ("reset WAIT_REL, ")); 518 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 519 DPRINTF(5, ("reset WAIT_ACQ, ")); 520 #if not_yet_done 521 if (scp == &main_console) { 522 scp->pid = 0; 523 scp->proc = NULL; 524 scp->smode.mode = VT_AUTO; 525 } 526 else { 527 sc_vtb_destroy(&scp->vtb); 528 sc_vtb_destroy(&scp->scr); 529 sc_free_history_buffer(scp, scp->ysize); 530 SC_STAT(dev) = NULL; 531 free(scp, M_SYSCONS); 532 } 533 #else 534 scp->pid = 0; 535 scp->proc = NULL; 536 scp->smode.mode = VT_AUTO; 537 #endif 538 scp->kbd_mode = K_XLATE; 539 if (scp == scp->sc->cur_scp) 540 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 541 DPRINTF(5, ("done.\n")); 542 } 543 (*linesw[tp->t_line].l_close)(tp, ap->a_fflag); 544 ttyclose(tp); 545 crit_exit(); 546 return(0); 547 } 548 549 int 550 scread(struct dev_read_args *ap) 551 { 552 sc_touch_scrn_saver(); 553 return (ttyread(ap)); 554 } 555 556 static int 557 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 558 { 559 sc_softc_t *sc; 560 struct tty *cur_tty; 561 int c; 562 size_t len; 563 u_char *cp; 564 565 sc = (sc_softc_t *)arg; 566 /* assert(thiskbd == sc->kbd) */ 567 568 switch (event) { 569 case KBDIO_KEYINPUT: 570 break; 571 case KBDIO_UNLOADING: 572 sc->kbd = NULL; 573 sc->keyboard = -1; 574 kbd_release(thiskbd, (void *)&sc->keyboard); 575 return 0; 576 default: 577 return EINVAL; 578 } 579 580 /* 581 * Loop while there is still input to get from the keyboard. 582 * I don't think this is nessesary, and it doesn't fix 583 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 584 */ 585 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 586 587 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 588 if (!ISTTYOPEN(cur_tty)) { 589 cur_tty = sc_console_tty; 590 if (!ISTTYOPEN(cur_tty)) 591 continue; 592 } 593 594 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 595 continue; 596 597 switch (KEYFLAGS(c)) { 598 case 0x0000: /* normal key */ 599 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 600 break; 601 case FKEY: /* function key, return string */ 602 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 603 if (cp != NULL) { 604 while (len-- > 0) 605 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 606 } 607 break; 608 case MKEY: /* meta is active, prepend ESC */ 609 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 610 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 611 break; 612 case BKEY: /* backtab fixed sequence (esc [ Z) */ 613 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 614 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 615 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 616 break; 617 } 618 } 619 620 sc->cur_scp->status |= MOUSE_HIDDEN; 621 622 return 0; 623 } 624 625 static int 626 scparam(struct tty *tp, struct termios *t) 627 { 628 tp->t_ispeed = t->c_ispeed; 629 tp->t_ospeed = t->c_ospeed; 630 tp->t_cflag = t->c_cflag; 631 return 0; 632 } 633 634 int 635 scioctl(struct dev_ioctl_args *ap) 636 { 637 dev_t dev = ap->a_head.a_dev; 638 u_long cmd = ap->a_cmd; 639 caddr_t data = ap->a_data; 640 int flag = ap->a_fflag; 641 int error; 642 int i; 643 struct tty *tp; 644 sc_softc_t *sc; 645 scr_stat *scp; 646 647 tp = dev->si_tty; 648 649 /* If there is a user_ioctl function call that first */ 650 if (sc_user_ioctl) { 651 error = (*sc_user_ioctl)(ap); 652 if (error != ENOIOCTL) 653 return error; 654 } 655 656 error = sc_vid_ioctl(tp, cmd, data, flag); 657 if (error != ENOIOCTL) 658 return error; 659 660 #ifndef SC_NO_HISTORY 661 error = sc_hist_ioctl(tp, cmd, data, flag); 662 if (error != ENOIOCTL) 663 return error; 664 #endif 665 666 #ifndef SC_NO_SYSMOUSE 667 error = sc_mouse_ioctl(tp, cmd, data, flag); 668 if (error != ENOIOCTL) 669 return error; 670 #endif 671 672 scp = SC_STAT(tp->t_dev); 673 /* assert(scp != NULL) */ 674 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 675 sc = scp->sc; 676 677 if (scp->tsw) { 678 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag); 679 if (error != ENOIOCTL) 680 return error; 681 } 682 683 switch (cmd) { /* process console hardware related ioctl's */ 684 685 case GIO_ATTR: /* get current attributes */ 686 /* this ioctl is not processed here, but in the terminal emulator */ 687 return ENOTTY; 688 689 case GIO_COLOR: /* is this a color console ? */ 690 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 691 return 0; 692 693 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 694 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 695 return EINVAL; 696 crit_enter(); 697 scrn_blank_time = *(int *)data; 698 run_scrn_saver = (scrn_blank_time != 0); 699 crit_exit(); 700 return 0; 701 702 case CONS_CURSORTYPE: /* set cursor type blink/noblink */ 703 crit_enter(); 704 if (!ISGRAPHSC(sc->cur_scp)) 705 sc_remove_cursor_image(sc->cur_scp); 706 if ((*(int*)data) & 0x01) 707 sc->flags |= SC_BLINK_CURSOR; 708 else 709 sc->flags &= ~SC_BLINK_CURSOR; 710 if ((*(int*)data) & 0x02) { 711 sc->flags |= SC_CHAR_CURSOR; 712 } else 713 sc->flags &= ~SC_CHAR_CURSOR; 714 /* 715 * The cursor shape is global property; all virtual consoles 716 * are affected. Update the cursor in the current console... 717 */ 718 if (!ISGRAPHSC(sc->cur_scp)) { 719 sc_set_cursor_image(sc->cur_scp); 720 sc_draw_cursor_image(sc->cur_scp); 721 } 722 crit_exit(); 723 return 0; 724 725 case CONS_BELLTYPE: /* set bell type sound/visual */ 726 if ((*(int *)data) & 0x01) 727 sc->flags |= SC_VISUAL_BELL; 728 else 729 sc->flags &= ~SC_VISUAL_BELL; 730 if ((*(int *)data) & 0x02) 731 sc->flags |= SC_QUIET_BELL; 732 else 733 sc->flags &= ~SC_QUIET_BELL; 734 return 0; 735 736 case CONS_GETINFO: /* get current (virtual) console info */ 737 { 738 vid_info_t *ptr = (vid_info_t*)data; 739 if (ptr->size == sizeof(struct vid_info)) { 740 ptr->m_num = sc->cur_scp->index; 741 ptr->font_size = scp->font_size; 742 ptr->mv_col = scp->xpos; 743 ptr->mv_row = scp->ypos; 744 ptr->mv_csz = scp->xsize; 745 ptr->mv_rsz = scp->ysize; 746 /* 747 * The following fields are filled by the terminal emulator. XXX 748 * 749 * ptr->mv_norm.fore 750 * ptr->mv_norm.back 751 * ptr->mv_rev.fore 752 * ptr->mv_rev.back 753 */ 754 ptr->mv_grfc.fore = 0; /* not supported */ 755 ptr->mv_grfc.back = 0; /* not supported */ 756 ptr->mv_ovscan = scp->border; 757 if (scp == sc->cur_scp) 758 save_kbd_state(scp); 759 ptr->mk_keylock = scp->status & LOCK_MASK; 760 return 0; 761 } 762 return EINVAL; 763 } 764 765 case CONS_GETVERS: /* get version number */ 766 *(int*)data = 0x200; /* version 2.0 */ 767 return 0; 768 769 case CONS_IDLE: /* see if the screen has been idle */ 770 /* 771 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 772 * the user process may have been writing something on the 773 * screen and syscons is not aware of it. Declare the screen 774 * is NOT idle if it is in one of these modes. But there is 775 * an exception to it; if a screen saver is running in the 776 * graphics mode in the current screen, we should say that the 777 * screen has been idle. 778 */ 779 *(int *)data = (sc->flags & SC_SCRN_IDLE) 780 && (!ISGRAPHSC(sc->cur_scp) 781 || (sc->cur_scp->status & SAVER_RUNNING)); 782 return 0; 783 784 case CONS_SAVERMODE: /* set saver mode */ 785 switch(*(int *)data) { 786 case CONS_NO_SAVER: 787 case CONS_USR_SAVER: 788 /* if a LKM screen saver is running, stop it first. */ 789 scsplash_stick(FALSE); 790 saver_mode = *(int *)data; 791 crit_enter(); 792 #if NSPLASH > 0 793 if ((error = wait_scrn_saver_stop(NULL))) { 794 crit_exit(); 795 return error; 796 } 797 #endif /* NSPLASH */ 798 run_scrn_saver = TRUE; 799 if (saver_mode == CONS_USR_SAVER) 800 scp->status |= SAVER_RUNNING; 801 else 802 scp->status &= ~SAVER_RUNNING; 803 scsplash_stick(TRUE); 804 crit_exit(); 805 break; 806 case CONS_LKM_SAVER: 807 crit_enter(); 808 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 809 scp->status &= ~SAVER_RUNNING; 810 saver_mode = *(int *)data; 811 crit_exit(); 812 break; 813 default: 814 return EINVAL; 815 } 816 return 0; 817 818 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 819 /* 820 * Note that this ioctl does not guarantee the screen saver 821 * actually starts or stops. It merely attempts to do so... 822 */ 823 crit_enter(); 824 run_scrn_saver = (*(int *)data != 0); 825 if (run_scrn_saver) 826 sc->scrn_time_stamp -= scrn_blank_time; 827 crit_exit(); 828 return 0; 829 830 case CONS_SCRSHOT: /* get a screen shot */ 831 { 832 scrshot_t *ptr = (scrshot_t*)data; 833 crit_enter(); 834 if (ISGRAPHSC(scp)) { 835 crit_exit(); 836 return EOPNOTSUPP; 837 } 838 if (scp->xsize != ptr->xsize || scp->ysize != ptr->ysize) { 839 crit_exit(); 840 return EINVAL; 841 } 842 copyout ((void*)scp->vtb.vtb_buffer, ptr->buf, 843 ptr->xsize * ptr->ysize * sizeof(uint16_t)); 844 crit_exit(); 845 return 0; 846 } 847 848 case VT_SETMODE: /* set screen switcher mode */ 849 { 850 struct vt_mode *mode; 851 852 mode = (struct vt_mode *)data; 853 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 854 if (scp->smode.mode == VT_PROCESS) { 855 if (scp->proc == pfind(scp->pid) && scp->proc != curproc) { 856 DPRINTF(5, ("error EPERM\n")); 857 return EPERM; 858 } 859 } 860 crit_enter(); 861 if (mode->mode == VT_AUTO) { 862 scp->smode.mode = VT_AUTO; 863 scp->proc = NULL; 864 scp->pid = 0; 865 DPRINTF(5, ("VT_AUTO, ")); 866 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 867 cons_unavail = FALSE; 868 /* 869 * note: must be called from a critical section because 870 * finish_vt_rel will call do_switch_scr which releases it 871 * temporarily. 872 */ 873 if (finish_vt_rel(scp, TRUE) == 0) 874 DPRINTF(5, ("reset WAIT_REL, ")); 875 if (finish_vt_acq(scp) == 0) 876 DPRINTF(5, ("reset WAIT_ACQ, ")); 877 } else { 878 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 879 || !ISSIGVALID(mode->frsig)) { 880 crit_exit(); 881 DPRINTF(5, ("error EINVAL\n")); 882 return EINVAL; 883 } 884 DPRINTF(5, ("VT_PROCESS %d, ", curproc->p_pid)); 885 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 886 scp->proc = curproc; 887 scp->pid = scp->proc->p_pid; 888 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 889 cons_unavail = TRUE; 890 } 891 crit_exit(); 892 DPRINTF(5, ("\n")); 893 return 0; 894 } 895 896 case VT_GETMODE: /* get screen switcher mode */ 897 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 898 return 0; 899 900 case VT_RELDISP: /* screen switcher ioctl */ 901 crit_enter(); 902 /* 903 * This must be the current vty which is in the VT_PROCESS 904 * switching mode... 905 */ 906 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 907 crit_exit(); 908 return EINVAL; 909 } 910 /* ...and this process is controlling it. */ 911 if (scp->proc != curproc) { 912 crit_exit(); 913 return EPERM; 914 } 915 error = EINVAL; 916 switch(*(int *)data) { 917 case VT_FALSE: /* user refuses to release screen, abort */ 918 /* 919 * note: must be called from a critical section because 920 * finish_vt_rel will call do_switch_scr which releases it 921 * temporarily. 922 */ 923 if ((error = finish_vt_rel(scp, FALSE)) == 0) 924 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 925 break; 926 case VT_TRUE: /* user has released screen, go on */ 927 /* 928 * note: must be called from a critical section because 929 * finish_vt_rel will call do_switch_scr which releases it 930 * temporarily. 931 */ 932 if ((error = finish_vt_rel(scp, TRUE)) == 0) 933 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 934 break; 935 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 936 if ((error = finish_vt_acq(scp)) == 0) 937 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 938 break; 939 default: 940 break; 941 } 942 crit_exit(); 943 return error; 944 945 case VT_OPENQRY: /* return free virtual console */ 946 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 947 tp = VIRTUAL_TTY(sc, i); 948 if (!ISTTYOPEN(tp)) { 949 *(int *)data = i + 1; 950 return 0; 951 } 952 } 953 return EINVAL; 954 955 case VT_ACTIVATE: /* switch to screen *data */ 956 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 957 crit_enter(); 958 sc_clean_up(sc->cur_scp); 959 crit_exit(); 960 return sc_switch_scr(sc, i); 961 962 case VT_WAITACTIVE: /* wait for switch to occur */ 963 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 964 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 965 return EINVAL; 966 crit_enter(); 967 error = sc_clean_up(sc->cur_scp); 968 crit_exit(); 969 if (error) 970 return error; 971 scp = SC_STAT(SC_DEV(sc, i)); 972 if (scp == scp->sc->cur_scp) 973 return 0; 974 while ((error=tsleep((caddr_t)&scp->smode, PCATCH, 975 "waitvt", 0)) == ERESTART) ; 976 return error; 977 978 case VT_GETACTIVE: /* get active vty # */ 979 *(int *)data = sc->cur_scp->index + 1; 980 return 0; 981 982 case VT_GETINDEX: /* get this vty # */ 983 *(int *)data = scp->index + 1; 984 return 0; 985 986 case VT_LOCKSWITCH: /* prevent vty switching */ 987 if ((*(int *)data) & 0x01) 988 sc->flags |= SC_SCRN_VTYLOCK; 989 else 990 sc->flags &= ~SC_SCRN_VTYLOCK; 991 return 0; 992 993 case KDENABIO: /* allow io operations */ 994 error = suser_cred(ap->a_cred, 0); 995 if (error != 0) 996 return error; 997 if (securelevel > 0) 998 return EPERM; 999 curproc->p_md.md_regs->tf_eflags |= PSL_IOPL; 1000 return 0; 1001 1002 case KDDISABIO: /* disallow io operations (default) */ 1003 curproc->p_md.md_regs->tf_eflags &= ~PSL_IOPL; 1004 return 0; 1005 1006 case KDSKBSTATE: /* set keyboard state (locks) */ 1007 if (*(int *)data & ~LOCK_MASK) 1008 return EINVAL; 1009 scp->status &= ~LOCK_MASK; 1010 scp->status |= *(int *)data; 1011 if (scp == sc->cur_scp) 1012 update_kbd_state(scp, scp->status, LOCK_MASK); 1013 return 0; 1014 1015 case KDGKBSTATE: /* get keyboard state (locks) */ 1016 if (scp == sc->cur_scp) 1017 save_kbd_state(scp); 1018 *(int *)data = scp->status & LOCK_MASK; 1019 return 0; 1020 1021 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1022 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1023 error = kbd_ioctl(sc->kbd, cmd, data); 1024 if (error == ENOIOCTL) 1025 error = ENODEV; 1026 return error; 1027 1028 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1029 if (*(int *)data & ~0x7f) 1030 return EINVAL; 1031 error = kbd_ioctl(sc->kbd, cmd, data); 1032 if (error == ENOIOCTL) 1033 error = ENODEV; 1034 return error; 1035 1036 case KDSKBMODE: /* set keyboard mode */ 1037 switch (*(int *)data) { 1038 case K_XLATE: /* switch to XLT ascii mode */ 1039 case K_RAW: /* switch to RAW scancode mode */ 1040 case K_CODE: /* switch to CODE mode */ 1041 scp->kbd_mode = *(int *)data; 1042 if (scp == sc->cur_scp) 1043 kbd_ioctl(sc->kbd, cmd, data); 1044 return 0; 1045 default: 1046 return EINVAL; 1047 } 1048 /* NOT REACHED */ 1049 1050 case KDGKBMODE: /* get keyboard mode */ 1051 *(int *)data = scp->kbd_mode; 1052 return 0; 1053 1054 case KDGKBINFO: 1055 error = kbd_ioctl(sc->kbd, cmd, data); 1056 if (error == ENOIOCTL) 1057 error = ENODEV; 1058 return error; 1059 1060 case KDMKTONE: /* sound the bell */ 1061 if (*(int*)data) 1062 sc_bell(scp, (*(int*)data)&0xffff, 1063 (((*(int*)data)>>16)&0xffff)*hz/1000); 1064 else 1065 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1066 return 0; 1067 1068 case KIOCSOUND: /* make tone (*data) hz */ 1069 if (scp == sc->cur_scp) { 1070 if (*(int *)data) 1071 return sc_tone(*(int *)data); 1072 else 1073 return sc_tone(0); 1074 } 1075 return 0; 1076 1077 case KDGKBTYPE: /* get keyboard type */ 1078 error = kbd_ioctl(sc->kbd, cmd, data); 1079 if (error == ENOIOCTL) { 1080 /* always return something? XXX */ 1081 *(int *)data = 0; 1082 } 1083 return 0; 1084 1085 case KDSETLED: /* set keyboard LED status */ 1086 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1087 return EINVAL; 1088 scp->status &= ~LED_MASK; 1089 scp->status |= *(int *)data; 1090 if (scp == sc->cur_scp) 1091 update_kbd_leds(scp, scp->status); 1092 return 0; 1093 1094 case KDGETLED: /* get keyboard LED status */ 1095 if (scp == sc->cur_scp) 1096 save_kbd_state(scp); 1097 *(int *)data = scp->status & LED_MASK; 1098 return 0; 1099 1100 case CONS_SETKBD: /* set the new keyboard */ 1101 { 1102 keyboard_t *newkbd; 1103 1104 crit_enter(); 1105 newkbd = kbd_get_keyboard(*(int *)data); 1106 if (newkbd == NULL) { 1107 crit_exit(); 1108 return EINVAL; 1109 } 1110 error = 0; 1111 if (sc->kbd != newkbd) { 1112 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1113 (void *)&sc->keyboard, sckbdevent, sc); 1114 /* i == newkbd->kb_index */ 1115 if (i >= 0) { 1116 if (sc->kbd != NULL) { 1117 save_kbd_state(sc->cur_scp); 1118 kbd_release(sc->kbd, (void *)&sc->keyboard); 1119 } 1120 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1121 sc->keyboard = i; 1122 kbd_ioctl(sc->kbd, KDSKBMODE, 1123 (caddr_t)&sc->cur_scp->kbd_mode); 1124 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1125 LOCK_MASK); 1126 } else { 1127 error = EPERM; /* XXX */ 1128 } 1129 } 1130 crit_exit(); 1131 return error; 1132 } 1133 1134 case CONS_RELKBD: /* release the current keyboard */ 1135 crit_enter(); 1136 error = 0; 1137 if (sc->kbd != NULL) { 1138 save_kbd_state(sc->cur_scp); 1139 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1140 if (error == 0) { 1141 sc->kbd = NULL; 1142 sc->keyboard = -1; 1143 } 1144 } 1145 crit_exit(); 1146 return error; 1147 1148 case CONS_GETTERM: /* get the current terminal emulator info */ 1149 { 1150 sc_term_sw_t *sw; 1151 1152 if (((term_info_t *)data)->ti_index == 0) { 1153 sw = scp->tsw; 1154 } else { 1155 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1156 } 1157 if (sw != NULL) { 1158 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1159 sizeof(((term_info_t *)data)->ti_name)); 1160 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1161 sizeof(((term_info_t *)data)->ti_desc)); 1162 ((term_info_t *)data)->ti_flags = 0; 1163 return 0; 1164 } else { 1165 ((term_info_t *)data)->ti_name[0] = '\0'; 1166 ((term_info_t *)data)->ti_desc[0] = '\0'; 1167 ((term_info_t *)data)->ti_flags = 0; 1168 return EINVAL; 1169 } 1170 } 1171 1172 case CONS_SETTERM: /* set the current terminal emulator */ 1173 crit_enter(); 1174 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1175 /* FIXME: what if scp == sc_console! XXX */ 1176 crit_exit(); 1177 return error; 1178 1179 case GIO_SCRNMAP: /* get output translation table */ 1180 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1181 return 0; 1182 1183 case PIO_SCRNMAP: /* set output translation table */ 1184 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1185 for (i=0; i<sizeof(sc->scr_map); i++) { 1186 sc->scr_rmap[sc->scr_map[i]] = i; 1187 } 1188 return 0; 1189 1190 case GIO_KEYMAP: /* get keyboard translation table */ 1191 case PIO_KEYMAP: /* set keyboard translation table */ 1192 case GIO_DEADKEYMAP: /* get accent key translation table */ 1193 case PIO_DEADKEYMAP: /* set accent key translation table */ 1194 case GETFKEY: /* get function key string */ 1195 case SETFKEY: /* set function key string */ 1196 error = kbd_ioctl(sc->kbd, cmd, data); 1197 if (error == ENOIOCTL) 1198 error = ENODEV; 1199 return error; 1200 1201 #ifndef SC_NO_FONT_LOADING 1202 1203 case PIO_FONT8x8: /* set 8x8 dot font */ 1204 if (!ISFONTAVAIL(sc->adp->va_flags)) 1205 return ENXIO; 1206 bcopy(data, sc->font_8, 8*256); 1207 sc->fonts_loaded |= FONT_8; 1208 /* 1209 * FONT KLUDGE 1210 * Always use the font page #0. XXX 1211 * Don't load if the current font size is not 8x8. 1212 */ 1213 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1214 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1215 return 0; 1216 1217 case GIO_FONT8x8: /* get 8x8 dot font */ 1218 if (!ISFONTAVAIL(sc->adp->va_flags)) 1219 return ENXIO; 1220 if (sc->fonts_loaded & FONT_8) { 1221 bcopy(sc->font_8, data, 8*256); 1222 return 0; 1223 } 1224 else 1225 return ENXIO; 1226 1227 case PIO_FONT8x14: /* set 8x14 dot font */ 1228 if (!ISFONTAVAIL(sc->adp->va_flags)) 1229 return ENXIO; 1230 bcopy(data, sc->font_14, 14*256); 1231 sc->fonts_loaded |= FONT_14; 1232 /* 1233 * FONT KLUDGE 1234 * Always use the font page #0. XXX 1235 * Don't load if the current font size is not 8x14. 1236 */ 1237 if (ISTEXTSC(sc->cur_scp) 1238 && (sc->cur_scp->font_size >= 14) 1239 && (sc->cur_scp->font_size < 16)) 1240 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1241 return 0; 1242 1243 case GIO_FONT8x14: /* get 8x14 dot font */ 1244 if (!ISFONTAVAIL(sc->adp->va_flags)) 1245 return ENXIO; 1246 if (sc->fonts_loaded & FONT_14) { 1247 bcopy(sc->font_14, data, 14*256); 1248 return 0; 1249 } 1250 else 1251 return ENXIO; 1252 1253 case PIO_FONT8x16: /* set 8x16 dot font */ 1254 if (!ISFONTAVAIL(sc->adp->va_flags)) 1255 return ENXIO; 1256 bcopy(data, sc->font_16, 16*256); 1257 sc->fonts_loaded |= FONT_16; 1258 /* 1259 * FONT KLUDGE 1260 * Always use the font page #0. XXX 1261 * Don't load if the current font size is not 8x16. 1262 */ 1263 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1264 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1265 return 0; 1266 1267 case GIO_FONT8x16: /* get 8x16 dot font */ 1268 if (!ISFONTAVAIL(sc->adp->va_flags)) 1269 return ENXIO; 1270 if (sc->fonts_loaded & FONT_16) { 1271 bcopy(sc->font_16, data, 16*256); 1272 return 0; 1273 } 1274 else 1275 return ENXIO; 1276 1277 #endif /* SC_NO_FONT_LOADING */ 1278 1279 default: 1280 break; 1281 } 1282 1283 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, ap->a_cred); 1284 if (error != ENOIOCTL) 1285 return(error); 1286 error = ttioctl(tp, cmd, data, flag); 1287 if (error != ENOIOCTL) 1288 return(error); 1289 return(ENOTTY); 1290 } 1291 1292 static void 1293 scstart(struct tty *tp) 1294 { 1295 struct clist *rbp; 1296 int len; 1297 u_char buf[PCBURST]; 1298 scr_stat *scp = SC_STAT(tp->t_dev); 1299 1300 if (scp->status & SLKED || 1301 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 1302 return; 1303 crit_enter(); 1304 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1305 tp->t_state |= TS_BUSY; 1306 rbp = &tp->t_outq; 1307 while (rbp->c_cc) { 1308 len = q_to_b(rbp, buf, PCBURST); 1309 crit_exit(); 1310 sc_puts(scp, buf, len); 1311 crit_enter(); 1312 } 1313 tp->t_state &= ~TS_BUSY; 1314 ttwwakeup(tp); 1315 } 1316 crit_exit(); 1317 } 1318 1319 static void 1320 sccnprobe(struct consdev *cp) 1321 { 1322 int unit; 1323 int flags; 1324 1325 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1326 1327 /* a video card is always required */ 1328 if (!scvidprobe(unit, flags, TRUE)) 1329 cp->cn_pri = CN_DEAD; 1330 1331 /* syscons will become console even when there is no keyboard */ 1332 sckbdprobe(unit, flags, TRUE); 1333 1334 if (cp->cn_pri == CN_DEAD) 1335 return; 1336 1337 /* initialize required fields */ 1338 cp->cn_dev = make_dev(&sc_ops, SC_CONSOLECTL, 1339 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 1340 } 1341 1342 static void 1343 sccninit(struct consdev *cp) 1344 { 1345 int unit; 1346 int flags; 1347 1348 sc_get_cons_priority(&unit, &flags); 1349 scinit(unit, flags | SC_KERNEL_CONSOLE); 1350 sc_console_unit = unit; 1351 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1352 } 1353 1354 static void 1355 sccnterm(struct consdev *cp) 1356 { 1357 /* we are not the kernel console any more, release everything */ 1358 1359 if (sc_console_unit < 0) 1360 return; /* shouldn't happen */ 1361 1362 #if 0 /* XXX */ 1363 sc_clear_screen(sc_console); 1364 sccnupdate(sc_console); 1365 #endif 1366 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1367 sc_console_unit = -1; 1368 sc_console = NULL; 1369 } 1370 1371 static void 1372 sccnputc(dev_t dev, int c) 1373 { 1374 u_char buf[1]; 1375 scr_stat *scp = sc_console; 1376 void *save; 1377 #ifndef SC_NO_HISTORY 1378 struct tty *tp; 1379 #endif /* !SC_NO_HISTORY */ 1380 1381 /* assert(sc_console != NULL) */ 1382 1383 #ifndef SC_NO_HISTORY 1384 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1385 scp->status &= ~SLKED; 1386 update_kbd_state(scp, scp->status, SLKED); 1387 if (scp->status & BUFFER_SAVED) { 1388 if (!sc_hist_restore(scp)) 1389 sc_remove_cutmarking(scp); 1390 scp->status &= ~BUFFER_SAVED; 1391 scp->status |= CURSOR_ENABLED; 1392 sc_draw_cursor_image(scp); 1393 } 1394 tp = VIRTUAL_TTY(scp->sc, scp->index); 1395 if (ISTTYOPEN(tp)) 1396 scstart(tp); 1397 } 1398 #endif /* !SC_NO_HISTORY */ 1399 1400 save = scp->ts; 1401 if (kernel_console_ts != NULL) 1402 scp->ts = kernel_console_ts; 1403 buf[0] = c; 1404 sc_puts(scp, buf, 1); 1405 scp->ts = save; 1406 1407 crit_enter(); 1408 sccnupdate(scp); 1409 crit_exit(); 1410 } 1411 1412 static int 1413 sccngetc(dev_t dev) 1414 { 1415 return sccngetch(0); 1416 } 1417 1418 static int 1419 sccncheckc(dev_t dev) 1420 { 1421 return sccngetch(SCGETC_NONBLOCK); 1422 } 1423 1424 static void 1425 sccndbctl(dev_t dev, int on) 1426 { 1427 /* assert(sc_console_unit >= 0) */ 1428 /* try to switch to the kernel console screen */ 1429 if (on && debugger == 0) { 1430 /* 1431 * TRY to make sure the screen saver is stopped, 1432 * and the screen is updated before switching to 1433 * the vty0. 1434 */ 1435 scrn_timer(NULL); 1436 if (!cold 1437 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1438 && sc_console->smode.mode == VT_AUTO) { 1439 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1440 sc_switch_scr(sc_console->sc, sc_console->index); 1441 } 1442 } 1443 if (on) 1444 ++debugger; 1445 else 1446 --debugger; 1447 } 1448 1449 static int 1450 sccngetch(int flags) 1451 { 1452 static struct fkeytab fkey; 1453 static int fkeycp; 1454 scr_stat *scp; 1455 u_char *p; 1456 int cur_mode; 1457 int c; 1458 1459 crit_enter(); 1460 /* assert(sc_console != NULL) */ 1461 1462 /* 1463 * Stop the screen saver and update the screen if necessary. 1464 * What if we have been running in the screen saver code... XXX 1465 */ 1466 sc_touch_scrn_saver(); 1467 scp = sc_console->sc->cur_scp; /* XXX */ 1468 sccnupdate(scp); 1469 1470 if (fkeycp < fkey.len) { 1471 crit_exit(); 1472 return fkey.str[fkeycp++]; 1473 } 1474 1475 if (scp->sc->kbd == NULL) { 1476 crit_exit(); 1477 return -1; 1478 } 1479 1480 /* 1481 * Make sure the keyboard is accessible even when the kbd device 1482 * driver is disabled. 1483 */ 1484 kbd_enable(scp->sc->kbd); 1485 1486 /* we shall always use the keyboard in the XLATE mode here */ 1487 cur_mode = scp->kbd_mode; 1488 scp->kbd_mode = K_XLATE; 1489 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1490 1491 kbd_poll(scp->sc->kbd, TRUE); 1492 c = scgetc(scp->sc, SCGETC_CN | flags); 1493 kbd_poll(scp->sc->kbd, FALSE); 1494 1495 scp->kbd_mode = cur_mode; 1496 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1497 kbd_disable(scp->sc->kbd); 1498 crit_exit(); 1499 1500 switch (KEYFLAGS(c)) { 1501 case 0: /* normal char */ 1502 return KEYCHAR(c); 1503 case FKEY: /* function key */ 1504 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1505 fkey.len = fkeycp; 1506 if ((p != NULL) && (fkey.len > 0)) { 1507 bcopy(p, fkey.str, fkey.len); 1508 fkeycp = 1; 1509 return fkey.str[0]; 1510 } 1511 return c; /* XXX */ 1512 case NOKEY: 1513 case ERRKEY: 1514 default: 1515 return -1; 1516 } 1517 /* NOT REACHED */ 1518 } 1519 1520 static void 1521 sccnupdate(scr_stat *scp) 1522 { 1523 /* this is a cut-down version of scrn_timer()... */ 1524 1525 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1526 return; 1527 1528 if (debugger > 0 || panicstr || shutdown_in_progress) { 1529 sc_touch_scrn_saver(); 1530 } else if (scp != scp->sc->cur_scp) { 1531 return; 1532 } 1533 1534 if (!run_scrn_saver) 1535 scp->sc->flags &= ~SC_SCRN_IDLE; 1536 #if NSPLASH > 0 1537 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1538 if (scp->sc->flags & SC_SCRN_BLANKED) 1539 stop_scrn_saver(scp->sc, current_saver); 1540 #endif /* NSPLASH */ 1541 1542 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1543 || scp->sc->switch_in_progress) 1544 return; 1545 /* 1546 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1547 * when write_in_progress is non-zero. XXX 1548 */ 1549 1550 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1551 scrn_update(scp, TRUE); 1552 } 1553 1554 static void 1555 scrn_timer(void *arg) 1556 { 1557 static int kbd_interval = 0; 1558 struct timeval tv; 1559 sc_softc_t *sc; 1560 scr_stat *scp; 1561 int again; 1562 1563 again = (arg != NULL); 1564 if (arg != NULL) 1565 sc = (sc_softc_t *)arg; 1566 else if (sc_console != NULL) 1567 sc = sc_console->sc; 1568 else 1569 return; 1570 1571 /* don't do anything when we are performing some I/O operations */ 1572 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1573 if (again) 1574 callout_reset(&sc->scrn_timer_ch, hz / 10, scrn_timer, sc); 1575 return; 1576 } 1577 crit_enter(); 1578 1579 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1580 /* try to allocate a keyboard automatically */ 1581 if (++kbd_interval >= 25) { 1582 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1583 sckbdevent, sc); 1584 if (sc->keyboard >= 0) { 1585 sc->kbd = kbd_get_keyboard(sc->keyboard); 1586 kbd_ioctl(sc->kbd, KDSKBMODE, 1587 (caddr_t)&sc->cur_scp->kbd_mode); 1588 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1589 LOCK_MASK); 1590 } 1591 kbd_interval = 0; 1592 } 1593 } 1594 1595 /* find the vty to update */ 1596 scp = sc->cur_scp; 1597 1598 /* should we stop the screen saver? */ 1599 getmicrouptime(&tv); 1600 if (debugger > 0 || panicstr || shutdown_in_progress) 1601 sc_touch_scrn_saver(); 1602 if (run_scrn_saver) { 1603 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1604 sc->flags |= SC_SCRN_IDLE; 1605 else 1606 sc->flags &= ~SC_SCRN_IDLE; 1607 } else { 1608 sc->scrn_time_stamp = tv.tv_sec; 1609 sc->flags &= ~SC_SCRN_IDLE; 1610 if (scrn_blank_time > 0) 1611 run_scrn_saver = TRUE; 1612 } 1613 #if NSPLASH > 0 1614 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1615 if (sc->flags & SC_SCRN_BLANKED) 1616 stop_scrn_saver(sc, current_saver); 1617 #endif /* NSPLASH */ 1618 1619 /* should we just return ? */ 1620 if (sc->blink_in_progress || sc->switch_in_progress 1621 || sc->write_in_progress) { 1622 if (again) 1623 callout_reset(&sc->scrn_timer_ch, hz / 10, scrn_timer, sc); 1624 crit_exit(); 1625 return; 1626 } 1627 1628 /* Update the screen */ 1629 scp = sc->cur_scp; /* cur_scp may have changed... */ 1630 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1631 scrn_update(scp, TRUE); 1632 1633 #if NSPLASH > 0 1634 /* should we activate the screen saver? */ 1635 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1636 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1637 (*current_saver)(sc, TRUE); 1638 #endif /* NSPLASH */ 1639 1640 if (again) 1641 callout_reset(&sc->scrn_timer_ch, hz / 25, scrn_timer, sc); 1642 crit_exit(); 1643 } 1644 1645 static int 1646 and_region(int *s1, int *e1, int s2, int e2) 1647 { 1648 if (*e1 < s2 || e2 < *s1) 1649 return FALSE; 1650 *s1 = imax(*s1, s2); 1651 *e1 = imin(*e1, e2); 1652 return TRUE; 1653 } 1654 1655 static void 1656 scrn_update(scr_stat *scp, int show_cursor) 1657 { 1658 int start; 1659 int end; 1660 int s; 1661 int e; 1662 1663 /* assert(scp == scp->sc->cur_scp) */ 1664 1665 ++scp->sc->videoio_in_progress; 1666 1667 #ifndef SC_NO_CUTPASTE 1668 /* remove the previous mouse pointer image if necessary */ 1669 if (scp->status & MOUSE_VISIBLE) { 1670 s = scp->mouse_pos; 1671 e = scp->mouse_pos + scp->xsize + 1; 1672 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1673 || and_region(&s, &e, scp->start, scp->end) 1674 || ((scp->status & CURSOR_ENABLED) && 1675 (scp->cursor_pos != scp->cursor_oldpos) && 1676 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1677 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1678 sc_remove_mouse_image(scp); 1679 if (scp->end >= scp->xsize*scp->ysize) 1680 scp->end = scp->xsize*scp->ysize - 1; 1681 } 1682 } 1683 #endif /* !SC_NO_CUTPASTE */ 1684 1685 #if 1 1686 /* debug: XXX */ 1687 if (scp->end >= scp->xsize*scp->ysize) { 1688 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1689 scp->end = scp->xsize*scp->ysize - 1; 1690 } 1691 if (scp->start < 0) { 1692 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1693 scp->start = 0; 1694 } 1695 #endif 1696 1697 /* update screen image */ 1698 if (scp->start <= scp->end) { 1699 if (scp->mouse_cut_end >= 0) { 1700 /* there is a marked region for cut & paste */ 1701 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1702 start = scp->mouse_cut_start; 1703 end = scp->mouse_cut_end; 1704 } else { 1705 start = scp->mouse_cut_end; 1706 end = scp->mouse_cut_start - 1; 1707 } 1708 s = start; 1709 e = end; 1710 /* does the cut-mark region overlap with the update region? */ 1711 if (and_region(&s, &e, scp->start, scp->end)) { 1712 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1713 s = 0; 1714 e = start - 1; 1715 if (and_region(&s, &e, scp->start, scp->end)) 1716 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1717 s = end + 1; 1718 e = scp->xsize*scp->ysize - 1; 1719 if (and_region(&s, &e, scp->start, scp->end)) 1720 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1721 } else { 1722 (*scp->rndr->draw)(scp, scp->start, 1723 scp->end - scp->start + 1, FALSE); 1724 } 1725 } else { 1726 (*scp->rndr->draw)(scp, scp->start, 1727 scp->end - scp->start + 1, FALSE); 1728 } 1729 } 1730 1731 /* we are not to show the cursor and the mouse pointer... */ 1732 if (!show_cursor) { 1733 scp->end = 0; 1734 scp->start = scp->xsize*scp->ysize - 1; 1735 --scp->sc->videoio_in_progress; 1736 return; 1737 } 1738 1739 /* update cursor image */ 1740 if (scp->status & CURSOR_ENABLED) { 1741 s = scp->start; 1742 e = scp->end; 1743 /* did cursor move since last time ? */ 1744 if (scp->cursor_pos != scp->cursor_oldpos) { 1745 /* do we need to remove old cursor image ? */ 1746 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1747 sc_remove_cursor_image(scp); 1748 sc_draw_cursor_image(scp); 1749 } else { 1750 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1751 /* cursor didn't move, but has been overwritten */ 1752 sc_draw_cursor_image(scp); 1753 else if (scp->sc->flags & SC_BLINK_CURSOR) 1754 /* if it's a blinking cursor, update it */ 1755 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1756 sc_inside_cutmark(scp, 1757 scp->cursor_pos)); 1758 } 1759 } 1760 1761 #ifndef SC_NO_CUTPASTE 1762 /* update "pseudo" mouse pointer image */ 1763 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1764 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1765 scp->status &= ~MOUSE_MOVED; 1766 sc_draw_mouse_image(scp); 1767 } 1768 } 1769 #endif /* SC_NO_CUTPASTE */ 1770 1771 scp->end = 0; 1772 scp->start = scp->xsize*scp->ysize - 1; 1773 1774 --scp->sc->videoio_in_progress; 1775 } 1776 1777 #if NSPLASH > 0 1778 static int 1779 scsplash_callback(int event, void *arg) 1780 { 1781 sc_softc_t *sc; 1782 int error; 1783 1784 sc = (sc_softc_t *)arg; 1785 1786 switch (event) { 1787 case SPLASH_INIT: 1788 if (add_scrn_saver(scsplash_saver) == 0) { 1789 sc->flags &= ~SC_SAVER_FAILED; 1790 run_scrn_saver = TRUE; 1791 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1792 scsplash_stick(TRUE); 1793 (*current_saver)(sc, TRUE); 1794 } 1795 } 1796 return 0; 1797 1798 case SPLASH_TERM: 1799 if (current_saver == scsplash_saver) { 1800 scsplash_stick(FALSE); 1801 error = remove_scrn_saver(scsplash_saver); 1802 if (error) 1803 return error; 1804 } 1805 return 0; 1806 1807 default: 1808 return EINVAL; 1809 } 1810 } 1811 1812 static void 1813 scsplash_saver(sc_softc_t *sc, int show) 1814 { 1815 static int busy = FALSE; 1816 scr_stat *scp; 1817 1818 if (busy) 1819 return; 1820 busy = TRUE; 1821 1822 scp = sc->cur_scp; 1823 if (show) { 1824 if (!(sc->flags & SC_SAVER_FAILED)) { 1825 if (!(sc->flags & SC_SCRN_BLANKED)) 1826 set_scrn_saver_mode(scp, -1, NULL, 0); 1827 switch (splash(sc->adp, TRUE)) { 1828 case 0: /* succeeded */ 1829 break; 1830 case EAGAIN: /* try later */ 1831 restore_scrn_saver_mode(scp, FALSE); 1832 sc_touch_scrn_saver(); /* XXX */ 1833 break; 1834 default: 1835 sc->flags |= SC_SAVER_FAILED; 1836 scsplash_stick(FALSE); 1837 restore_scrn_saver_mode(scp, TRUE); 1838 printf("scsplash_saver(): failed to put up the image\n"); 1839 break; 1840 } 1841 } 1842 } else if (!sticky_splash) { 1843 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1844 restore_scrn_saver_mode(scp, TRUE); 1845 } 1846 busy = FALSE; 1847 } 1848 1849 static int 1850 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1851 { 1852 #if 0 1853 int error; 1854 1855 if (current_saver != none_saver) { 1856 error = remove_scrn_saver(current_saver); 1857 if (error) 1858 return error; 1859 } 1860 #endif 1861 if (current_saver != none_saver) 1862 return EBUSY; 1863 1864 run_scrn_saver = FALSE; 1865 saver_mode = CONS_LKM_SAVER; 1866 current_saver = this_saver; 1867 return 0; 1868 } 1869 1870 static int 1871 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1872 { 1873 if (current_saver != this_saver) 1874 return EINVAL; 1875 1876 #if 0 1877 /* 1878 * In order to prevent `current_saver' from being called by 1879 * the timeout routine `scrn_timer()' while we manipulate 1880 * the saver list, we shall set `current_saver' to `none_saver' 1881 * before stopping the current saver, rather than blocking by `splXX()'. 1882 */ 1883 current_saver = none_saver; 1884 if (scrn_blanked) 1885 stop_scrn_saver(this_saver); 1886 #endif 1887 1888 /* unblank all blanked screens */ 1889 wait_scrn_saver_stop(NULL); 1890 if (scrn_blanked) 1891 return EBUSY; 1892 1893 current_saver = none_saver; 1894 return 0; 1895 } 1896 1897 static int 1898 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 1899 { 1900 1901 /* assert(scp == scp->sc->cur_scp) */ 1902 crit_enter(); 1903 if (!ISGRAPHSC(scp)) 1904 sc_remove_cursor_image(scp); 1905 scp->splash_save_mode = scp->mode; 1906 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 1907 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 1908 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 1909 scp->sc->flags |= SC_SCRN_BLANKED; 1910 ++scrn_blanked; 1911 crit_exit(); 1912 if (mode < 0) 1913 return 0; 1914 scp->mode = mode; 1915 if (set_mode(scp) == 0) { 1916 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 1917 scp->status |= GRAPHICS_MODE; 1918 #ifndef SC_NO_PALETTE_LOADING 1919 if (pal != NULL) 1920 load_palette(scp->sc->adp, pal); 1921 #endif 1922 sc_set_border(scp, border); 1923 return 0; 1924 } else { 1925 crit_enter(); 1926 scp->mode = scp->splash_save_mode; 1927 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 1928 scp->status |= scp->splash_save_status; 1929 crit_exit(); 1930 return 1; 1931 } 1932 } 1933 1934 static int 1935 restore_scrn_saver_mode(scr_stat *scp, int changemode) 1936 { 1937 int mode; 1938 int status; 1939 1940 /* assert(scp == scp->sc->cur_scp) */ 1941 crit_enter(); 1942 mode = scp->mode; 1943 status = scp->status; 1944 scp->mode = scp->splash_save_mode; 1945 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 1946 scp->status |= scp->splash_save_status; 1947 scp->sc->flags &= ~SC_SCRN_BLANKED; 1948 if (!changemode) { 1949 if (!ISGRAPHSC(scp)) 1950 sc_draw_cursor_image(scp); 1951 --scrn_blanked; 1952 crit_exit(); 1953 return 0; 1954 } 1955 if (set_mode(scp) == 0) { 1956 #ifndef SC_NO_PALETTE_LOADING 1957 load_palette(scp->sc->adp, scp->sc->palette); 1958 #endif 1959 --scrn_blanked; 1960 crit_exit(); 1961 return 0; 1962 } else { 1963 scp->mode = mode; 1964 scp->status = status; 1965 crit_exit(); 1966 return 1; 1967 } 1968 } 1969 1970 static void 1971 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 1972 { 1973 (*saver)(sc, FALSE); 1974 run_scrn_saver = FALSE; 1975 /* the screen saver may have chosen not to stop after all... */ 1976 if (sc->flags & SC_SCRN_BLANKED) 1977 return; 1978 1979 mark_all(sc->cur_scp); 1980 if (sc->delayed_next_scr) 1981 sc_switch_scr(sc, sc->delayed_next_scr - 1); 1982 wakeup((caddr_t)&scrn_blanked); 1983 } 1984 1985 static int 1986 wait_scrn_saver_stop(sc_softc_t *sc) 1987 { 1988 int error = 0; 1989 1990 while (scrn_blanked > 0) { 1991 run_scrn_saver = FALSE; 1992 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 1993 error = 0; 1994 break; 1995 } 1996 error = tsleep((caddr_t)&scrn_blanked, PCATCH, "scrsav", 0); 1997 if ((error != 0) && (error != ERESTART)) 1998 break; 1999 } 2000 run_scrn_saver = FALSE; 2001 return error; 2002 } 2003 #endif /* NSPLASH */ 2004 2005 void 2006 sc_touch_scrn_saver(void) 2007 { 2008 scsplash_stick(FALSE); 2009 run_scrn_saver = FALSE; 2010 } 2011 2012 int 2013 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2014 { 2015 scr_stat *cur_scp; 2016 struct tty *tp; 2017 2018 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2019 2020 /* prevent switch if previously requested */ 2021 if (sc->flags & SC_SCRN_VTYLOCK) { 2022 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2023 sc->cur_scp->bell_duration); 2024 return EPERM; 2025 } 2026 2027 /* delay switch if the screen is blanked or being updated */ 2028 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2029 || sc->blink_in_progress || sc->videoio_in_progress) { 2030 sc->delayed_next_scr = next_scr + 1; 2031 sc_touch_scrn_saver(); 2032 DPRINTF(5, ("switch delayed\n")); 2033 return 0; 2034 } 2035 2036 crit_enter(); 2037 cur_scp = sc->cur_scp; 2038 2039 /* we are in the middle of the vty switching process... */ 2040 if (sc->switch_in_progress 2041 && (cur_scp->smode.mode == VT_PROCESS) 2042 && cur_scp->proc) { 2043 if (cur_scp->proc != pfind(cur_scp->pid)) { 2044 /* 2045 * The controlling process has died!!. Do some clean up. 2046 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2047 * are not reset here yet; they will be cleared later. 2048 */ 2049 DPRINTF(5, ("cur_scp controlling process %d died, ", 2050 cur_scp->pid)); 2051 if (cur_scp->status & SWITCH_WAIT_REL) { 2052 /* 2053 * Force the previous switch to finish, but return now 2054 * with error. 2055 * 2056 * note: must be called from a critical section because 2057 * finish_vt_rel will call do_switch_scr which releases it 2058 * temporarily. 2059 */ 2060 DPRINTF(5, ("reset WAIT_REL, ")); 2061 finish_vt_rel(cur_scp, TRUE); 2062 crit_exit(); 2063 DPRINTF(5, ("finishing previous switch\n")); 2064 return EINVAL; 2065 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2066 /* let's assume screen switch has been completed. */ 2067 DPRINTF(5, ("reset WAIT_ACQ, ")); 2068 finish_vt_acq(cur_scp); 2069 } else { 2070 /* 2071 * We are in between screen release and acquisition, and 2072 * reached here via scgetc() or scrn_timer() which has 2073 * interrupted exchange_scr(). Don't do anything stupid. 2074 */ 2075 DPRINTF(5, ("waiting nothing, ")); 2076 } 2077 } else { 2078 /* 2079 * The controlling process is alive, but not responding... 2080 * It is either buggy or it may be just taking time. 2081 * The following code is a gross kludge to cope with this 2082 * problem for which there is no clean solution. XXX 2083 */ 2084 if (cur_scp->status & SWITCH_WAIT_REL) { 2085 switch (sc->switch_in_progress++) { 2086 case 1: 2087 break; 2088 case 2: 2089 DPRINTF(5, ("sending relsig again, ")); 2090 signal_vt_rel(cur_scp); 2091 break; 2092 case 3: 2093 break; 2094 case 4: 2095 default: 2096 /* 2097 * Act as if the controlling program returned 2098 * VT_FALSE. 2099 * 2100 * note: must be called from a critical section because 2101 * finish_vt_rel will call do_switch_scr which releases it 2102 * temporarily. 2103 */ 2104 DPRINTF(5, ("force reset WAIT_REL, ")); 2105 finish_vt_rel(cur_scp, FALSE); 2106 crit_exit(); 2107 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2108 return EINVAL; 2109 } 2110 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2111 switch (sc->switch_in_progress++) { 2112 case 1: 2113 break; 2114 case 2: 2115 DPRINTF(5, ("sending acqsig again, ")); 2116 signal_vt_acq(cur_scp); 2117 break; 2118 case 3: 2119 break; 2120 case 4: 2121 default: 2122 /* clear the flag and finish the previous switch */ 2123 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2124 finish_vt_acq(cur_scp); 2125 break; 2126 } 2127 } 2128 } 2129 } 2130 2131 /* 2132 * Return error if an invalid argument is given, or vty switch 2133 * is still in progress. 2134 */ 2135 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2136 || sc->switch_in_progress) { 2137 crit_exit(); 2138 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2139 DPRINTF(5, ("error 1\n")); 2140 return EINVAL; 2141 } 2142 2143 /* 2144 * Don't allow switching away from the graphics mode vty 2145 * if the switch mode is VT_AUTO, unless the next vty is the same 2146 * as the current or the current vty has been closed (but showing). 2147 */ 2148 tp = VIRTUAL_TTY(sc, cur_scp->index); 2149 if ((cur_scp->index != next_scr) 2150 && ISTTYOPEN(tp) 2151 && (cur_scp->smode.mode == VT_AUTO) 2152 && ISGRAPHSC(cur_scp)) { 2153 crit_exit(); 2154 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2155 DPRINTF(5, ("error, graphics mode\n")); 2156 return EINVAL; 2157 } 2158 2159 /* 2160 * Is the wanted vty open? Don't allow switching to a closed vty. 2161 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2162 * Note that we always allow the user to switch to the kernel 2163 * console even if it is closed. 2164 */ 2165 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2166 tp = VIRTUAL_TTY(sc, next_scr); 2167 if (!ISTTYOPEN(tp)) { 2168 crit_exit(); 2169 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2170 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2171 return EINVAL; 2172 } 2173 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2174 crit_exit(); 2175 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2176 return EINVAL; 2177 } 2178 } 2179 2180 /* this is the start of vty switching process... */ 2181 ++sc->switch_in_progress; 2182 sc->delayed_next_scr = 0; 2183 sc->old_scp = cur_scp; 2184 sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); 2185 if (sc->new_scp == sc->old_scp) { 2186 sc->switch_in_progress = 0; 2187 wakeup((caddr_t)&sc->new_scp->smode); 2188 crit_exit(); 2189 DPRINTF(5, ("switch done (new == old)\n")); 2190 return 0; 2191 } 2192 2193 /* has controlling process died? */ 2194 vt_proc_alive(sc->old_scp); 2195 vt_proc_alive(sc->new_scp); 2196 2197 /* wait for the controlling process to release the screen, if necessary */ 2198 if (signal_vt_rel(sc->old_scp)) { 2199 crit_exit(); 2200 return 0; 2201 } 2202 2203 /* go set up the new vty screen */ 2204 crit_exit(); 2205 exchange_scr(sc); 2206 crit_enter(); 2207 2208 /* wake up processes waiting for this vty */ 2209 wakeup((caddr_t)&sc->cur_scp->smode); 2210 2211 /* wait for the controlling process to acknowledge, if necessary */ 2212 if (signal_vt_acq(sc->cur_scp)) { 2213 crit_exit(); 2214 return 0; 2215 } 2216 2217 sc->switch_in_progress = 0; 2218 if (sc->unit == sc_console_unit) 2219 cons_unavail = FALSE; 2220 crit_exit(); 2221 DPRINTF(5, ("switch done\n")); 2222 2223 return 0; 2224 } 2225 2226 /* 2227 * NOTE: must be called from a critical section because do_switch_scr 2228 * will release it temporarily. 2229 */ 2230 static void 2231 do_switch_scr(sc_softc_t *sc) 2232 { 2233 vt_proc_alive(sc->new_scp); 2234 2235 crit_exit(); 2236 exchange_scr(sc); 2237 crit_enter(); 2238 /* sc->cur_scp == sc->new_scp */ 2239 wakeup((caddr_t)&sc->cur_scp->smode); 2240 2241 /* wait for the controlling process to acknowledge, if necessary */ 2242 if (!signal_vt_acq(sc->cur_scp)) { 2243 sc->switch_in_progress = 0; 2244 if (sc->unit == sc_console_unit) 2245 cons_unavail = FALSE; 2246 } 2247 } 2248 2249 static int 2250 vt_proc_alive(scr_stat *scp) 2251 { 2252 if (scp->proc) { 2253 if (scp->proc == pfind(scp->pid)) 2254 return TRUE; 2255 scp->proc = NULL; 2256 scp->smode.mode = VT_AUTO; 2257 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2258 } 2259 return FALSE; 2260 } 2261 2262 static int 2263 signal_vt_rel(scr_stat *scp) 2264 { 2265 if (scp->smode.mode != VT_PROCESS) 2266 return FALSE; 2267 scp->status |= SWITCH_WAIT_REL; 2268 psignal(scp->proc, scp->smode.relsig); 2269 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2270 return TRUE; 2271 } 2272 2273 static int 2274 signal_vt_acq(scr_stat *scp) 2275 { 2276 if (scp->smode.mode != VT_PROCESS) 2277 return FALSE; 2278 if (scp->sc->unit == sc_console_unit) 2279 cons_unavail = TRUE; 2280 scp->status |= SWITCH_WAIT_ACQ; 2281 psignal(scp->proc, scp->smode.acqsig); 2282 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2283 return TRUE; 2284 } 2285 2286 /* 2287 * NOTE: must be called from a critical section because do_switch_scr 2288 * will release it temporarily. 2289 */ 2290 static int 2291 finish_vt_rel(scr_stat *scp, int release) 2292 { 2293 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2294 scp->status &= ~SWITCH_WAIT_REL; 2295 if (release) 2296 do_switch_scr(scp->sc); 2297 else 2298 scp->sc->switch_in_progress = 0; 2299 return 0; 2300 } 2301 return EINVAL; 2302 } 2303 2304 static int 2305 finish_vt_acq(scr_stat *scp) 2306 { 2307 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2308 scp->status &= ~SWITCH_WAIT_ACQ; 2309 scp->sc->switch_in_progress = 0; 2310 return 0; 2311 } 2312 return EINVAL; 2313 } 2314 2315 static void 2316 exchange_scr(sc_softc_t *sc) 2317 { 2318 scr_stat *scp; 2319 2320 /* save the current state of video and keyboard */ 2321 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2322 if (!ISGRAPHSC(sc->old_scp)) 2323 sc_remove_cursor_image(sc->old_scp); 2324 if (sc->old_scp->kbd_mode == K_XLATE) 2325 save_kbd_state(sc->old_scp); 2326 2327 /* set up the video for the new screen */ 2328 scp = sc->cur_scp = sc->new_scp; 2329 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2330 set_mode(scp); 2331 else 2332 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2333 (void *)sc->adp->va_window, FALSE); 2334 scp->status |= MOUSE_HIDDEN; 2335 sc_move_cursor(scp, scp->xpos, scp->ypos); 2336 if (!ISGRAPHSC(scp)) 2337 sc_set_cursor_image(scp); 2338 #ifndef SC_NO_PALETTE_LOADING 2339 if (ISGRAPHSC(sc->old_scp)) 2340 load_palette(sc->adp, sc->palette); 2341 #endif 2342 sc_set_border(scp, scp->border); 2343 2344 /* set up the keyboard for the new screen */ 2345 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2346 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2347 update_kbd_state(scp, scp->status, LOCK_MASK); 2348 2349 mark_all(scp); 2350 } 2351 2352 void 2353 sc_puts(scr_stat *scp, u_char *buf, int len) 2354 { 2355 #if NSPLASH > 0 2356 /* make screensaver happy */ 2357 if (!sticky_splash && scp == scp->sc->cur_scp) 2358 run_scrn_saver = FALSE; 2359 #endif 2360 2361 if (scp->tsw) 2362 (*scp->tsw->te_puts)(scp, buf, len); 2363 2364 if (scp->sc->delayed_next_scr) 2365 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2366 } 2367 2368 void 2369 sc_draw_cursor_image(scr_stat *scp) 2370 { 2371 /* assert(scp == scp->sc->cur_scp); */ 2372 ++scp->sc->videoio_in_progress; 2373 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2374 scp->sc->flags & SC_BLINK_CURSOR, TRUE, 2375 sc_inside_cutmark(scp, scp->cursor_pos)); 2376 scp->cursor_oldpos = scp->cursor_pos; 2377 --scp->sc->videoio_in_progress; 2378 } 2379 2380 void 2381 sc_remove_cursor_image(scr_stat *scp) 2382 { 2383 /* assert(scp == scp->sc->cur_scp); */ 2384 ++scp->sc->videoio_in_progress; 2385 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2386 scp->sc->flags & SC_BLINK_CURSOR, FALSE, 2387 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2388 --scp->sc->videoio_in_progress; 2389 } 2390 2391 static void 2392 update_cursor_image(scr_stat *scp) 2393 { 2394 int blink; 2395 2396 if (scp->sc->flags & SC_CHAR_CURSOR) { 2397 scp->cursor_base = imax(0, scp->sc->cursor_base); 2398 scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size); 2399 } else { 2400 scp->cursor_base = 0; 2401 scp->cursor_height = scp->font_size; 2402 } 2403 blink = scp->sc->flags & SC_BLINK_CURSOR; 2404 2405 /* assert(scp == scp->sc->cur_scp); */ 2406 ++scp->sc->videoio_in_progress; 2407 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, blink, FALSE, 2408 sc_inside_cutmark(scp, scp->cursor_pos)); 2409 (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, blink); 2410 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, blink, TRUE, 2411 sc_inside_cutmark(scp, scp->cursor_pos)); 2412 --scp->sc->videoio_in_progress; 2413 } 2414 2415 void 2416 sc_set_cursor_image(scr_stat *scp) 2417 { 2418 if (scp->sc->flags & SC_CHAR_CURSOR) { 2419 scp->cursor_base = imax(0, scp->sc->cursor_base); 2420 scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size); 2421 } else { 2422 scp->cursor_base = 0; 2423 scp->cursor_height = scp->font_size; 2424 } 2425 2426 /* assert(scp == scp->sc->cur_scp); */ 2427 ++scp->sc->videoio_in_progress; 2428 (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, 2429 scp->sc->flags & SC_BLINK_CURSOR); 2430 --scp->sc->videoio_in_progress; 2431 } 2432 2433 static void 2434 scinit(int unit, int flags) 2435 { 2436 /* 2437 * When syscons is being initialized as the kernel console, malloc() 2438 * is not yet functional, because various kernel structures has not been 2439 * fully initialized yet. Therefore, we need to declare the following 2440 * static buffers for the console. This is less than ideal, 2441 * but is necessry evil for the time being. XXX 2442 */ 2443 static scr_stat main_console; 2444 static dev_t main_devs[MAXCONS]; 2445 static struct tty main_tty; 2446 static u_short sc_buffer[ROW*COL]; /* XXX */ 2447 #ifndef SC_NO_FONT_LOADING 2448 static u_char font_8[256*8]; 2449 static u_char font_14[256*14]; 2450 static u_char font_16[256*16]; 2451 #endif 2452 2453 sc_softc_t *sc; 2454 scr_stat *scp; 2455 video_adapter_t *adp; 2456 int col; 2457 int row; 2458 int i; 2459 2460 /* one time initialization */ 2461 if (init_done == COLD) 2462 sc_get_bios_values(&bios_value); 2463 init_done = WARM; 2464 2465 /* 2466 * Allocate resources. Even if we are being called for the second 2467 * time, we must allocate them again, because they might have 2468 * disappeared... 2469 */ 2470 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2471 adp = NULL; 2472 if (sc->adapter >= 0) { 2473 vid_release(sc->adp, (void *)&sc->adapter); 2474 adp = sc->adp; 2475 sc->adp = NULL; 2476 } 2477 if (sc->keyboard >= 0) { 2478 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2479 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2480 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2481 if (sc->kbd != NULL) { 2482 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2483 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2484 } 2485 sc->kbd = NULL; 2486 } 2487 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2488 sc->adp = vid_get_adapter(sc->adapter); 2489 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2490 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2491 sckbdevent, sc); 2492 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2493 sc->kbd = kbd_get_keyboard(sc->keyboard); 2494 if (sc->kbd != NULL) { 2495 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2496 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2497 } 2498 2499 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2500 2501 sc->initial_mode = sc->adp->va_initial_mode; 2502 2503 #ifndef SC_NO_FONT_LOADING 2504 if (flags & SC_KERNEL_CONSOLE) { 2505 sc->font_8 = font_8; 2506 sc->font_14 = font_14; 2507 sc->font_16 = font_16; 2508 } else if (sc->font_8 == NULL) { 2509 /* assert(sc_malloc) */ 2510 sc->font_8 = malloc(sizeof(font_8), M_SYSCONS, M_WAITOK); 2511 sc->font_14 = malloc(sizeof(font_14), M_SYSCONS, M_WAITOK); 2512 sc->font_16 = malloc(sizeof(font_16), M_SYSCONS, M_WAITOK); 2513 } 2514 #endif 2515 2516 /* extract the hardware cursor location and hide the cursor for now */ 2517 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2518 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2519 2520 /* set up the first console */ 2521 sc->first_vty = unit*MAXCONS; 2522 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2523 if (flags & SC_KERNEL_CONSOLE) { 2524 sc->dev = main_devs; 2525 sc->dev[0] = make_dev(&sc_ops, unit*MAXCONS, UID_ROOT, 2526 GID_WHEEL, 0600, "ttyv%r", unit*MAXCONS); 2527 sc->dev[0]->si_tty = &main_tty; 2528 ttyregister(&main_tty); 2529 scp = &main_console; 2530 init_scp(sc, sc->first_vty, scp); 2531 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2532 (void *)sc_buffer, FALSE); 2533 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2534 sc_init_emulator(scp, "*"); 2535 (*scp->tsw->te_default_attr)(scp, 2536 kernel_default.std_color, 2537 kernel_default.rev_color); 2538 } else { 2539 /* assert(sc_malloc) */ 2540 sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_SYSCONS, M_WAITOK | M_ZERO); 2541 sc->dev[0] = make_dev(&sc_ops, unit*MAXCONS, UID_ROOT, 2542 GID_WHEEL, 0600, "ttyv%r", unit*MAXCONS); 2543 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2544 scp = alloc_scp(sc, sc->first_vty); 2545 } 2546 sc->dev[0]->si_drv1 = scp; 2547 sc->cur_scp = scp; 2548 2549 /* copy screen to temporary buffer */ 2550 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2551 (void *)scp->sc->adp->va_window, FALSE); 2552 if (ISTEXTSC(scp)) 2553 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2554 2555 /* move cursors to the initial positions */ 2556 if (col >= scp->xsize) 2557 col = 0; 2558 if (row >= scp->ysize) 2559 row = scp->ysize - 1; 2560 scp->xpos = col; 2561 scp->ypos = row; 2562 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2563 if (bios_value.cursor_end < scp->font_size) 2564 sc->cursor_base = scp->font_size - bios_value.cursor_end - 1; 2565 else 2566 sc->cursor_base = 0; 2567 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2568 sc->cursor_height = imin(i, scp->font_size); 2569 #ifndef SC_NO_SYSMOUSE 2570 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2571 #endif 2572 if (!ISGRAPHSC(scp)) { 2573 sc_set_cursor_image(scp); 2574 sc_draw_cursor_image(scp); 2575 } 2576 2577 /* save font and palette */ 2578 #ifndef SC_NO_FONT_LOADING 2579 sc->fonts_loaded = 0; 2580 if (ISFONTAVAIL(sc->adp->va_flags)) { 2581 #ifdef SC_DFLT_FONT 2582 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2583 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2584 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2585 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2586 if (scp->font_size < 14) { 2587 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2588 } else if (scp->font_size >= 16) { 2589 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2590 } else { 2591 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2592 } 2593 #else /* !SC_DFLT_FONT */ 2594 if (scp->font_size < 14) { 2595 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2596 sc->fonts_loaded = FONT_8; 2597 } else if (scp->font_size >= 16) { 2598 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2599 sc->fonts_loaded = FONT_16; 2600 } else { 2601 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2602 sc->fonts_loaded = FONT_14; 2603 } 2604 #endif /* SC_DFLT_FONT */ 2605 /* FONT KLUDGE: always use the font page #0. XXX */ 2606 sc_show_font(scp, 0); 2607 } 2608 #endif /* !SC_NO_FONT_LOADING */ 2609 2610 #ifndef SC_NO_PALETTE_LOADING 2611 save_palette(sc->adp, sc->palette); 2612 #endif 2613 2614 #if NSPLASH > 0 2615 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 2616 /* we are ready to put up the splash image! */ 2617 splash_init(sc->adp, scsplash_callback, sc); 2618 sc->flags |= SC_SPLASH_SCRN; 2619 } 2620 #endif /* NSPLASH */ 2621 } 2622 2623 /* the rest is not necessary, if we have done it once */ 2624 if (sc->flags & SC_INIT_DONE) 2625 return; 2626 2627 /* initialize mapscrn arrays to a one to one map */ 2628 for (i = 0; i < sizeof(sc->scr_map); i++) 2629 sc->scr_map[i] = sc->scr_rmap[i] = i; 2630 2631 sc->flags |= SC_INIT_DONE; 2632 } 2633 2634 static void 2635 scterm(int unit, int flags) 2636 { 2637 sc_softc_t *sc; 2638 scr_stat *scp; 2639 2640 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2641 if (sc == NULL) 2642 return; /* shouldn't happen */ 2643 2644 #if NSPLASH > 0 2645 /* this console is no longer available for the splash screen */ 2646 if (sc->flags & SC_SPLASH_SCRN) { 2647 splash_term(sc->adp); 2648 sc->flags &= ~SC_SPLASH_SCRN; 2649 } 2650 #endif /* NSPLASH */ 2651 2652 #if 0 /* XXX */ 2653 /* move the hardware cursor to the upper-left corner */ 2654 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2655 #endif 2656 2657 /* release the keyboard and the video card */ 2658 if (sc->keyboard >= 0) 2659 kbd_release(sc->kbd, &sc->keyboard); 2660 if (sc->adapter >= 0) 2661 vid_release(sc->adp, &sc->adapter); 2662 2663 /* stop the terminal emulator, if any */ 2664 scp = SC_STAT(sc->dev[0]); 2665 if (scp->tsw) 2666 (*scp->tsw->te_term)(scp, &scp->ts); 2667 if (scp->ts != NULL) 2668 free(scp->ts, M_SYSCONS); 2669 2670 /* clear the structure */ 2671 if (!(flags & SC_KERNEL_CONSOLE)) { 2672 /* XXX: We need delete_dev() for this */ 2673 free(sc->dev, M_SYSCONS); 2674 #if 0 2675 /* XXX: We need a ttyunregister for this */ 2676 free(sc->tty, M_SYSCONS); 2677 #endif 2678 #ifndef SC_NO_FONT_LOADING 2679 free(sc->font_8, M_SYSCONS); 2680 free(sc->font_14, M_SYSCONS); 2681 free(sc->font_16, M_SYSCONS); 2682 #endif 2683 /* XXX vtb, history */ 2684 } 2685 bzero(sc, sizeof(*sc)); 2686 sc->keyboard = -1; 2687 sc->adapter = -1; 2688 } 2689 2690 static void 2691 scshutdown(void *arg, int howto) 2692 { 2693 /* assert(sc_console != NULL) */ 2694 2695 sc_touch_scrn_saver(); 2696 if (!cold && sc_console 2697 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2698 && sc_console->smode.mode == VT_AUTO) 2699 sc_switch_scr(sc_console->sc, sc_console->index); 2700 shutdown_in_progress = TRUE; 2701 } 2702 2703 int 2704 sc_clean_up(scr_stat *scp) 2705 { 2706 #if NSPLASH > 0 2707 int error; 2708 #endif /* NSPLASH */ 2709 2710 if (scp->sc->flags & SC_SCRN_BLANKED) { 2711 sc_touch_scrn_saver(); 2712 #if NSPLASH > 0 2713 if ((error = wait_scrn_saver_stop(scp->sc))) 2714 return error; 2715 #endif /* NSPLASH */ 2716 } 2717 scp->status |= MOUSE_HIDDEN; 2718 sc_remove_mouse_image(scp); 2719 sc_remove_cutmarking(scp); 2720 return 0; 2721 } 2722 2723 void 2724 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2725 { 2726 sc_vtb_t new; 2727 sc_vtb_t old; 2728 2729 old = scp->vtb; 2730 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2731 if (!discard && (old.vtb_flags & VTB_VALID)) { 2732 /* retain the current cursor position and buffer contants */ 2733 scp->cursor_oldpos = scp->cursor_pos; 2734 /* 2735 * This works only if the old buffer has the same size as or larger 2736 * than the new one. XXX 2737 */ 2738 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2739 scp->vtb = new; 2740 } else { 2741 scp->vtb = new; 2742 sc_vtb_destroy(&old); 2743 } 2744 2745 #ifndef SC_NO_SYSMOUSE 2746 /* move the mouse cursor at the center of the screen */ 2747 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2748 #endif 2749 } 2750 2751 static scr_stat * 2752 alloc_scp(sc_softc_t *sc, int vty) 2753 { 2754 scr_stat *scp; 2755 2756 /* assert(sc_malloc) */ 2757 2758 scp = malloc(sizeof(scr_stat), M_SYSCONS, M_WAITOK); 2759 init_scp(sc, vty, scp); 2760 2761 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2762 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2763 sc_init_emulator(scp, "*"); 2764 2765 #ifndef SC_NO_CUTPASTE 2766 sc_alloc_cut_buffer(scp, TRUE); 2767 #endif 2768 2769 #ifndef SC_NO_HISTORY 2770 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2771 #endif 2772 2773 return scp; 2774 } 2775 2776 static void 2777 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2778 { 2779 video_info_t info; 2780 2781 bzero(scp, sizeof(*scp)); 2782 2783 scp->index = vty; 2784 scp->sc = sc; 2785 scp->status = 0; 2786 scp->mode = sc->initial_mode; 2787 callout_init(&scp->blink_screen_ch); 2788 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2789 if (info.vi_flags & V_INFO_GRAPHICS) { 2790 scp->status |= GRAPHICS_MODE; 2791 scp->xpixel = info.vi_width; 2792 scp->ypixel = info.vi_height; 2793 scp->xsize = info.vi_width/8; 2794 scp->ysize = info.vi_height/info.vi_cheight; 2795 scp->font_size = 0; 2796 scp->font = NULL; 2797 } else { 2798 scp->xsize = info.vi_width; 2799 scp->ysize = info.vi_height; 2800 scp->xpixel = scp->xsize*8; 2801 scp->ypixel = scp->ysize*info.vi_cheight; 2802 if (info.vi_cheight < 14) { 2803 scp->font_size = 8; 2804 #ifndef SC_NO_FONT_LOADING 2805 scp->font = sc->font_8; 2806 #else 2807 scp->font = NULL; 2808 #endif 2809 } else if (info.vi_cheight >= 16) { 2810 scp->font_size = 16; 2811 #ifndef SC_NO_FONT_LOADING 2812 scp->font = sc->font_16; 2813 #else 2814 scp->font = NULL; 2815 #endif 2816 } else { 2817 scp->font_size = 14; 2818 #ifndef SC_NO_FONT_LOADING 2819 scp->font = sc->font_14; 2820 #else 2821 scp->font = NULL; 2822 #endif 2823 } 2824 } 2825 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 2826 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 2827 scp->xoff = scp->yoff = 0; 2828 scp->xpos = scp->ypos = 0; 2829 scp->start = scp->xsize * scp->ysize - 1; 2830 scp->end = 0; 2831 scp->tsw = NULL; 2832 scp->ts = NULL; 2833 scp->rndr = NULL; 2834 scp->border = BG_BLACK; 2835 scp->cursor_base = sc->cursor_base; 2836 scp->cursor_height = imin(sc->cursor_height, scp->font_size); 2837 scp->mouse_cut_start = scp->xsize*scp->ysize; 2838 scp->mouse_cut_end = -1; 2839 scp->mouse_signal = 0; 2840 scp->mouse_pid = 0; 2841 scp->mouse_proc = NULL; 2842 scp->kbd_mode = K_XLATE; 2843 scp->bell_pitch = bios_value.bell_pitch; 2844 scp->bell_duration = BELL_DURATION; 2845 scp->status |= (bios_value.shift_state & NLKED); 2846 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 2847 scp->pid = 0; 2848 scp->proc = NULL; 2849 scp->smode.mode = VT_AUTO; 2850 scp->history = NULL; 2851 scp->history_pos = 0; 2852 scp->history_size = 0; 2853 } 2854 2855 int 2856 sc_init_emulator(scr_stat *scp, char *name) 2857 { 2858 sc_term_sw_t *sw; 2859 sc_rndr_sw_t *rndr; 2860 void *p; 2861 int error; 2862 2863 if (name == NULL) /* if no name is given, use the current emulator */ 2864 sw = scp->tsw; 2865 else /* ...otherwise find the named emulator */ 2866 sw = sc_term_match(name); 2867 if (sw == NULL) 2868 return EINVAL; 2869 2870 rndr = NULL; 2871 if (strcmp(sw->te_renderer, "*") != 0) { 2872 rndr = sc_render_match(scp, sw->te_renderer, 2873 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2874 } 2875 if (rndr == NULL) { 2876 rndr = sc_render_match(scp, scp->sc->adp->va_name, 2877 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2878 if (rndr == NULL) 2879 return ENODEV; 2880 } 2881 2882 if (sw == scp->tsw) { 2883 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 2884 scp->rndr = rndr; 2885 scp->rndr->init(scp); 2886 sc_clear_screen(scp); 2887 /* assert(error == 0); */ 2888 return error; 2889 } 2890 2891 if (sc_malloc && (sw->te_size > 0)) 2892 p = malloc(sw->te_size, M_SYSCONS, M_NOWAIT); 2893 else 2894 p = NULL; 2895 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 2896 if (error) 2897 return error; 2898 2899 if (scp->tsw) 2900 (*scp->tsw->te_term)(scp, &scp->ts); 2901 if (scp->ts != NULL) 2902 free(scp->ts, M_SYSCONS); 2903 scp->tsw = sw; 2904 scp->ts = p; 2905 scp->rndr = rndr; 2906 scp->rndr->init(scp); 2907 2908 /* XXX */ 2909 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 2910 sc_clear_screen(scp); 2911 2912 return 0; 2913 } 2914 2915 /* 2916 * scgetc(flags) - get character from keyboard. 2917 * If flags & SCGETC_CN, then avoid harmful side effects. 2918 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 2919 * return NOKEY if there is nothing there. 2920 */ 2921 static u_int 2922 scgetc(sc_softc_t *sc, u_int flags) 2923 { 2924 scr_stat *scp; 2925 #ifndef SC_NO_HISTORY 2926 struct tty *tp; 2927 #endif 2928 u_int c; 2929 int this_scr; 2930 int f; 2931 int i; 2932 2933 if (sc->kbd == NULL) 2934 return NOKEY; 2935 2936 next_code: 2937 #if 1 2938 /* I don't like this, but... XXX */ 2939 if (flags & SCGETC_CN) 2940 sccnupdate(sc->cur_scp); 2941 #endif 2942 scp = sc->cur_scp; 2943 /* first see if there is something in the keyboard port */ 2944 for (;;) { 2945 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 2946 if (c == ERRKEY) { 2947 if (!(flags & SCGETC_CN)) 2948 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 2949 } else if (c == NOKEY) 2950 return c; 2951 else 2952 break; 2953 } 2954 2955 /* make screensaver happy */ 2956 if (!(c & RELKEY)) 2957 sc_touch_scrn_saver(); 2958 2959 if (!(flags & SCGETC_CN)) 2960 /* do the /dev/random device a favour */ 2961 add_keyboard_randomness(c); 2962 2963 if (scp->kbd_mode != K_XLATE) 2964 return KEYCHAR(c); 2965 2966 /* if scroll-lock pressed allow history browsing */ 2967 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 2968 2969 scp->status &= ~CURSOR_ENABLED; 2970 sc_remove_cursor_image(scp); 2971 2972 #ifndef SC_NO_HISTORY 2973 if (!(scp->status & BUFFER_SAVED)) { 2974 scp->status |= BUFFER_SAVED; 2975 sc_hist_save(scp); 2976 } 2977 switch (c) { 2978 /* FIXME: key codes */ 2979 case SPCLKEY | FKEY | F(49): /* home key */ 2980 sc_remove_cutmarking(scp); 2981 sc_hist_home(scp); 2982 goto next_code; 2983 2984 case SPCLKEY | FKEY | F(57): /* end key */ 2985 sc_remove_cutmarking(scp); 2986 sc_hist_end(scp); 2987 goto next_code; 2988 2989 case SPCLKEY | FKEY | F(50): /* up arrow key */ 2990 sc_remove_cutmarking(scp); 2991 if (sc_hist_up_line(scp)) 2992 if (!(flags & SCGETC_CN)) 2993 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 2994 goto next_code; 2995 2996 case SPCLKEY | FKEY | F(58): /* down arrow key */ 2997 sc_remove_cutmarking(scp); 2998 if (sc_hist_down_line(scp)) 2999 if (!(flags & SCGETC_CN)) 3000 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3001 goto next_code; 3002 3003 case SPCLKEY | FKEY | F(51): /* page up key */ 3004 sc_remove_cutmarking(scp); 3005 for (i=0; i<scp->ysize; i++) 3006 if (sc_hist_up_line(scp)) { 3007 if (!(flags & SCGETC_CN)) 3008 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3009 break; 3010 } 3011 goto next_code; 3012 3013 case SPCLKEY | FKEY | F(59): /* page down key */ 3014 sc_remove_cutmarking(scp); 3015 for (i=0; i<scp->ysize; i++) 3016 if (sc_hist_down_line(scp)) { 3017 if (!(flags & SCGETC_CN)) 3018 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3019 break; 3020 } 3021 goto next_code; 3022 } 3023 #endif /* SC_NO_HISTORY */ 3024 } 3025 3026 /* 3027 * Process and consume special keys here. Return a plain char code 3028 * or a char code with the META flag or a function key code. 3029 */ 3030 if (c & RELKEY) { 3031 /* key released */ 3032 /* goto next_code */ 3033 } else { 3034 /* key pressed */ 3035 if (c & SPCLKEY) { 3036 c &= ~SPCLKEY; 3037 switch (KEYCHAR(c)) { 3038 /* LOCKING KEYS */ 3039 case NLK: case CLK: case ALK: 3040 break; 3041 case SLK: 3042 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3043 if (f & SLKED) { 3044 scp->status |= SLKED; 3045 } else { 3046 if (scp->status & SLKED) { 3047 scp->status &= ~SLKED; 3048 #ifndef SC_NO_HISTORY 3049 if (scp->status & BUFFER_SAVED) { 3050 if (!sc_hist_restore(scp)) 3051 sc_remove_cutmarking(scp); 3052 scp->status &= ~BUFFER_SAVED; 3053 scp->status |= CURSOR_ENABLED; 3054 sc_draw_cursor_image(scp); 3055 } 3056 tp = VIRTUAL_TTY(sc, scp->index); 3057 if (ISTTYOPEN(tp)) 3058 scstart(tp); 3059 #endif 3060 } 3061 } 3062 break; 3063 3064 /* NON-LOCKING KEYS */ 3065 case NOP: 3066 case LSH: case RSH: case LCTR: case RCTR: 3067 case LALT: case RALT: case ASH: case META: 3068 break; 3069 3070 case BTAB: 3071 if (!(sc->flags & SC_SCRN_BLANKED)) 3072 return c; 3073 break; 3074 3075 case SPSC: 3076 #if NSPLASH > 0 3077 /* force activatation/deactivation of the screen saver */ 3078 if (!(sc->flags & SC_SCRN_BLANKED)) { 3079 run_scrn_saver = TRUE; 3080 sc->scrn_time_stamp -= scrn_blank_time; 3081 } 3082 if (cold) { 3083 /* 3084 * While devices are being probed, the screen saver need 3085 * to be invoked explictly. XXX 3086 */ 3087 if (sc->flags & SC_SCRN_BLANKED) { 3088 scsplash_stick(FALSE); 3089 stop_scrn_saver(sc, current_saver); 3090 } else { 3091 if (!ISGRAPHSC(scp)) { 3092 scsplash_stick(TRUE); 3093 (*current_saver)(sc, TRUE); 3094 } 3095 } 3096 } 3097 #endif /* NSPLASH */ 3098 break; 3099 3100 case RBT: 3101 #ifndef SC_DISABLE_REBOOT 3102 shutdown_nice(0); 3103 #endif 3104 break; 3105 3106 case HALT: 3107 #ifndef SC_DISABLE_REBOOT 3108 shutdown_nice(RB_HALT); 3109 #endif 3110 break; 3111 3112 case PDWN: 3113 #ifndef SC_DISABLE_REBOOT 3114 shutdown_nice(RB_HALT|RB_POWEROFF); 3115 #endif 3116 break; 3117 3118 #if NAPM > 0 3119 case SUSP: 3120 apm_suspend(PMST_SUSPEND); 3121 break; 3122 case STBY: 3123 apm_suspend(PMST_STANDBY); 3124 break; 3125 #else 3126 case SUSP: 3127 case STBY: 3128 break; 3129 #endif 3130 3131 case DBG: 3132 #ifndef SC_DISABLE_DDBKEY 3133 #ifdef DDB 3134 Debugger("manual escape to debugger"); 3135 #else 3136 printf("No debugger in kernel\n"); 3137 #endif 3138 #else /* SC_DISABLE_DDBKEY */ 3139 /* do nothing */ 3140 #endif /* SC_DISABLE_DDBKEY */ 3141 break; 3142 3143 case PNC: 3144 if (enable_panic_key) 3145 panic("Forced by the panic key"); 3146 break; 3147 3148 case NEXT: 3149 this_scr = scp->index; 3150 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3151 sc->first_vty + i != this_scr; 3152 i = (i + 1)%sc->vtys) { 3153 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3154 if (ISTTYOPEN(tp)) { 3155 sc_switch_scr(scp->sc, sc->first_vty + i); 3156 break; 3157 } 3158 } 3159 break; 3160 3161 case PREV: 3162 this_scr = scp->index; 3163 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3164 sc->first_vty + i != this_scr; 3165 i = (i + sc->vtys - 1)%sc->vtys) { 3166 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3167 if (ISTTYOPEN(tp)) { 3168 sc_switch_scr(scp->sc, sc->first_vty + i); 3169 break; 3170 } 3171 } 3172 break; 3173 3174 default: 3175 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3176 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3177 break; 3178 } 3179 /* assert(c & FKEY) */ 3180 if (!(sc->flags & SC_SCRN_BLANKED)) 3181 return c; 3182 break; 3183 } 3184 /* goto next_code */ 3185 } else { 3186 /* regular keys (maybe MKEY is set) */ 3187 if (!(sc->flags & SC_SCRN_BLANKED)) 3188 return c; 3189 } 3190 } 3191 3192 goto next_code; 3193 } 3194 3195 int 3196 scmmap(struct dev_mmap_args *ap) 3197 { 3198 scr_stat *scp; 3199 3200 scp = SC_STAT(ap->a_head.a_dev); 3201 if (scp != scp->sc->cur_scp) 3202 return EINVAL; 3203 ap->a_result = (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, ap->a_offset, 3204 ap->a_nprot); 3205 return(0); 3206 } 3207 3208 static int 3209 save_kbd_state(scr_stat *scp) 3210 { 3211 int state; 3212 int error; 3213 3214 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3215 if (error == ENOIOCTL) 3216 error = ENODEV; 3217 if (error == 0) { 3218 scp->status &= ~LOCK_MASK; 3219 scp->status |= state; 3220 } 3221 return error; 3222 } 3223 3224 static int 3225 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3226 { 3227 int state; 3228 int error; 3229 3230 if (mask != LOCK_MASK) { 3231 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3232 if (error == ENOIOCTL) 3233 error = ENODEV; 3234 if (error) 3235 return error; 3236 state &= ~mask; 3237 state |= new_bits & mask; 3238 } else { 3239 state = new_bits & LOCK_MASK; 3240 } 3241 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3242 if (error == ENOIOCTL) 3243 error = ENODEV; 3244 return error; 3245 } 3246 3247 static int 3248 update_kbd_leds(scr_stat *scp, int which) 3249 { 3250 int error; 3251 3252 which &= LOCK_MASK; 3253 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3254 if (error == ENOIOCTL) 3255 error = ENODEV; 3256 return error; 3257 } 3258 3259 int 3260 set_mode(scr_stat *scp) 3261 { 3262 video_info_t info; 3263 3264 /* reject unsupported mode */ 3265 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3266 return 1; 3267 3268 /* if this vty is not currently showing, do nothing */ 3269 if (scp != scp->sc->cur_scp) 3270 return 0; 3271 3272 /* setup video hardware for the given mode */ 3273 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3274 scp->rndr->init(scp); 3275 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3276 (void *)scp->sc->adp->va_window, FALSE); 3277 3278 #ifndef SC_NO_FONT_LOADING 3279 /* load appropriate font */ 3280 if (!(scp->status & GRAPHICS_MODE)) { 3281 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3282 if (scp->font_size < 14) { 3283 if (scp->sc->fonts_loaded & FONT_8) 3284 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3285 } else if (scp->font_size >= 16) { 3286 if (scp->sc->fonts_loaded & FONT_16) 3287 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3288 } else { 3289 if (scp->sc->fonts_loaded & FONT_14) 3290 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3291 } 3292 /* 3293 * FONT KLUDGE: 3294 * This is an interim kludge to display correct font. 3295 * Always use the font page #0 on the video plane 2. 3296 * Somehow we cannot show the font in other font pages on 3297 * some video cards... XXX 3298 */ 3299 sc_show_font(scp, 0); 3300 } 3301 mark_all(scp); 3302 } 3303 #endif /* !SC_NO_FONT_LOADING */ 3304 3305 sc_set_border(scp, scp->border); 3306 sc_set_cursor_image(scp); 3307 3308 return 0; 3309 } 3310 3311 void 3312 refresh_ega_palette(scr_stat *scp) 3313 { 3314 uint32_t r, g, b; 3315 int reg; 3316 int rsize, gsize, bsize; 3317 int rfld, gfld, bfld; 3318 int i; 3319 3320 rsize = scp->sc->adp->va_info.vi_pixel_fsizes[0]; 3321 gsize = scp->sc->adp->va_info.vi_pixel_fsizes[1]; 3322 bsize = scp->sc->adp->va_info.vi_pixel_fsizes[2]; 3323 rfld = scp->sc->adp->va_info.vi_pixel_fields[0]; 3324 gfld = scp->sc->adp->va_info.vi_pixel_fields[1]; 3325 bfld = scp->sc->adp->va_info.vi_pixel_fields[2]; 3326 3327 for (i = 0; i < 16; i++) { 3328 reg = scp->sc->adp->va_palette_regs[i]; 3329 3330 r = scp->sc->palette[reg * 3] >> (8 - rsize); 3331 g = scp->sc->palette[reg * 3 + 1] >> (8 - gsize); 3332 b = scp->sc->palette[reg * 3 + 2] >> (8 - bsize); 3333 3334 scp->ega_palette[i] = (r << rfld) + (g << gfld) + (b << bfld); 3335 } 3336 } 3337 3338 void 3339 sc_set_border(scr_stat *scp, int color) 3340 { 3341 ++scp->sc->videoio_in_progress; 3342 (*scp->rndr->draw_border)(scp, color); 3343 --scp->sc->videoio_in_progress; 3344 } 3345 3346 #ifndef SC_NO_FONT_LOADING 3347 void 3348 sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3349 int base, int count) 3350 { 3351 sc_softc_t *sc; 3352 3353 sc = scp->sc; 3354 sc->font_loading_in_progress = TRUE; 3355 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3356 sc->font_loading_in_progress = FALSE; 3357 } 3358 3359 void 3360 sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3361 int base, int count) 3362 { 3363 sc_softc_t *sc; 3364 3365 sc = scp->sc; 3366 sc->font_loading_in_progress = TRUE; 3367 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3368 sc->font_loading_in_progress = FALSE; 3369 } 3370 3371 void 3372 sc_show_font(scr_stat *scp, int page) 3373 { 3374 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3375 } 3376 #endif /* !SC_NO_FONT_LOADING */ 3377 3378 void 3379 sc_paste(scr_stat *scp, u_char *p, int count) 3380 { 3381 struct tty *tp; 3382 u_char *rmap; 3383 3384 if (scp->status & MOUSE_VISIBLE) { 3385 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3386 if (!ISTTYOPEN(tp)) 3387 return; 3388 rmap = scp->sc->scr_rmap; 3389 for (; count > 0; --count) 3390 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 3391 } 3392 } 3393 3394 void 3395 sc_bell(scr_stat *scp, int pitch, int duration) 3396 { 3397 if (cold || shutdown_in_progress) 3398 return; 3399 3400 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3401 return; 3402 3403 if (scp->sc->flags & SC_VISUAL_BELL) { 3404 if (scp->sc->blink_in_progress) 3405 return; 3406 scp->sc->blink_in_progress = 3; 3407 if (scp != scp->sc->cur_scp) 3408 scp->sc->blink_in_progress += 2; 3409 blink_screen(scp->sc->cur_scp); 3410 } else if (duration != 0 && pitch != 0) { 3411 if (scp != scp->sc->cur_scp) 3412 pitch *= 2; 3413 sysbeep(pitch, duration); 3414 } 3415 } 3416 3417 static void 3418 blink_screen(void *arg) 3419 { 3420 scr_stat *scp = arg; 3421 struct tty *tp; 3422 3423 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3424 scp->sc->blink_in_progress = 0; 3425 mark_all(scp); 3426 tp = VIRTUAL_TTY(scp->sc, scp->index); 3427 if (ISTTYOPEN(tp)) 3428 scstart(tp); 3429 if (scp->sc->delayed_next_scr) 3430 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3431 } 3432 else { 3433 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3434 scp->sc->blink_in_progress & 1); 3435 scp->sc->blink_in_progress--; 3436 callout_reset(&scp->blink_screen_ch, hz / 10, blink_screen, scp); 3437 } 3438 } 3439