syscons.c revision 74125
1299425Smm/*- 2299425Smm * Copyright (c) 1992-1998 S�ren Schmidt 3299425Smm * All rights reserved. 4299425Smm * 5299425Smm * Redistribution and use in source and binary forms, with or without 6299425Smm * modification, are permitted provided that the following conditions 7299425Smm * are met: 8299425Smm * 1. Redistributions of source code must retain the above copyright 9299425Smm * notice, this list of conditions and the following disclaimer, 10299425Smm * without modification, immediately at the beginning of the file. 11299425Smm * 2. Redistributions in binary form must reproduce the above copyright 12299425Smm * notice, this list of conditions and the following disclaimer in the 13299425Smm * documentation and/or other materials provided with the distribution. 14299425Smm * 3. The name of the author may not be used to endorse or promote products 15299425Smm * derived from this software without specific prior written permission. 16299425Smm * 17299425Smm * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18299425Smm * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19299425Smm * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20299425Smm * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21299425Smm * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22299425Smm * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23299425Smm * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24299425Smm * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25299425Smm * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26299425Smm * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27299425Smm * 28358090Smm * $FreeBSD: head/sys/dev/syscons/syscons.c 74125 2001-03-12 01:15:11Z ache $ 29358090Smm */ 30358090Smm 31299425Smm#include "splash.h" 32299425Smm#include "opt_syscons.h" 33299425Smm#include "opt_ddb.h" 34299425Smm#ifdef __i386__ 35299425Smm#include "opt_apm.h" 36299425Smm#endif 37299425Smm 38299425Smm#include <sys/param.h> 39299425Smm#include <sys/systm.h> 40#include <sys/eventhandler.h> 41#include <sys/reboot.h> 42#include <sys/conf.h> 43#include <sys/proc.h> 44#include <sys/signalvar.h> 45#include <sys/sysctl.h> 46#include <sys/tty.h> 47#include <sys/kernel.h> 48#include <sys/malloc.h> 49#include <sys/cons.h> 50#include <sys/random.h> 51#include <sys/consio.h> 52#include <sys/kbio.h> 53#include <sys/fbio.h> 54 55#include <machine/clock.h> 56#include <machine/psl.h> 57#include <machine/pc/display.h> 58#ifdef __i386__ 59#include <machine/apm_bios.h> 60#include <machine/frame.h> 61#endif 62 63#include <dev/kbd/kbdreg.h> 64#include <dev/fb/fbreg.h> 65#include <dev/fb/splashreg.h> 66#include <dev/syscons/syscons.h> 67 68#define COLD 0 69#define WARM 1 70 71#define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 72#define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 73 74#define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 75 76typedef struct default_attr { 77 int std_color; /* normal hardware color */ 78 int rev_color; /* reverse hardware color */ 79} default_attr; 80 81static default_attr user_default = { 82 SC_NORM_ATTR, 83 SC_NORM_REV_ATTR, 84}; 85 86static default_attr kernel_default = { 87 SC_KERNEL_CONS_ATTR, 88 SC_KERNEL_CONS_REV_ATTR, 89}; 90 91static int sc_console_unit = -1; 92static scr_stat *sc_console; 93static struct tty *sc_console_tty; 94static void *kernel_console_ts; 95 96static char init_done = COLD; 97static char shutdown_in_progress = FALSE; 98static char sc_malloc = FALSE; 99 100static int saver_mode = CONS_LKM_SAVER; /* LKM/user saver */ 101static int run_scrn_saver = FALSE; /* should run the saver? */ 102static long scrn_blank_time = 0; /* screen saver timeout value */ 103#if NSPLASH > 0 104static int scrn_blanked; /* # of blanked screen */ 105static int sticky_splash = FALSE; 106 107static void none_saver(sc_softc_t *sc, int blank) { } 108static 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 117static bios_values_t bios_value; 118 119static int enable_panic_key; 120SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 121 0, ""); 122 123#define SC_CONSOLECTL 255 124 125#define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x))->si_tty) 126 127static int debugger; 128 129/* prototypes */ 130static int scvidprobe(int unit, int flags, int cons); 131static int sckbdprobe(int unit, int flags, int cons); 132static void scmeminit(void *arg); 133static int scdevtounit(dev_t dev); 134static kbd_callback_func_t sckbdevent; 135static int scparam(struct tty *tp, struct termios *t); 136static void scstart(struct tty *tp); 137static void scinit(int unit, int flags); 138#if __i386__ 139static void scterm(int unit, int flags); 140#endif 141static void scshutdown(void *arg, int howto); 142static u_int scgetc(sc_softc_t *sc, u_int flags); 143#define SCGETC_CN 1 144#define SCGETC_NONBLOCK 2 145static int sccngetch(int flags); 146static void sccnupdate(scr_stat *scp); 147static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 148static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 149static timeout_t scrn_timer; 150static int and_region(int *s1, int *e1, int s2, int e2); 151static void scrn_update(scr_stat *scp, int show_cursor); 152 153#if NSPLASH > 0 154static int scsplash_callback(int event, void *arg); 155static void scsplash_saver(sc_softc_t *sc, int show); 156static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 157static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 158static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 159static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 160static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 161static 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 167static int do_switch_scr(sc_softc_t *sc, int s); 168static int vt_proc_alive(scr_stat *scp); 169static int signal_vt_rel(scr_stat *scp); 170static int signal_vt_acq(scr_stat *scp); 171static void exchange_scr(sc_softc_t *sc); 172static void update_cursor_image(scr_stat *scp); 173static int save_kbd_state(scr_stat *scp); 174static int update_kbd_state(scr_stat *scp, int state, int mask); 175static int update_kbd_leds(scr_stat *scp, int which); 176static timeout_t blink_screen; 177 178#define CDEV_MAJOR 12 179 180static cn_probe_t sccnprobe; 181static cn_init_t sccninit; 182static cn_getc_t sccngetc; 183static cn_checkc_t sccncheckc; 184static cn_putc_t sccnputc; 185static cn_dbctl_t sccndbctl; 186static cn_term_t sccnterm; 187 188#if __alpha__ 189void sccnattach(void); 190#endif 191 192CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 193 sccndbctl); 194 195static d_open_t scopen; 196static d_close_t scclose; 197static d_read_t scread; 198static d_ioctl_t scioctl; 199static d_mmap_t scmmap; 200 201static struct cdevsw sc_cdevsw = { 202 /* open */ scopen, 203 /* close */ scclose, 204 /* read */ scread, 205 /* write */ ttywrite, 206 /* ioctl */ scioctl, 207 /* poll */ ttypoll, 208 /* mmap */ scmmap, 209 /* strategy */ nostrategy, 210 /* name */ "sc", 211 /* maj */ CDEV_MAJOR, 212 /* dump */ nodump, 213 /* psize */ nopsize, 214 /* flags */ D_TTY, 215 /* bmaj */ -1 216}; 217 218int 219sc_probe_unit(int unit, int flags) 220{ 221 if (!scvidprobe(unit, flags, FALSE)) { 222 if (bootverbose) 223 printf("sc%d: no video adapter is found.\n", unit); 224 return ENXIO; 225 } 226 227 /* syscons will be attached even when there is no keyboard */ 228 sckbdprobe(unit, flags, FALSE); 229 230 return 0; 231} 232 233/* probe video adapters, return TRUE if found */ 234static int 235scvidprobe(int unit, int flags, int cons) 236{ 237 /* 238 * Access the video adapter driver through the back door! 239 * Video adapter drivers need to be configured before syscons. 240 * However, when syscons is being probed as the low-level console, 241 * they have not been initialized yet. We force them to initialize 242 * themselves here. XXX 243 */ 244 vid_configure(cons ? VIO_PROBE_ONLY : 0); 245 246 return (vid_find_adapter("*", unit) >= 0); 247} 248 249/* probe the keyboard, return TRUE if found */ 250static int 251sckbdprobe(int unit, int flags, int cons) 252{ 253 /* access the keyboard driver through the backdoor! */ 254 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 255 256 return (kbd_find_keyboard("*", unit) >= 0); 257} 258 259static char 260*adapter_name(video_adapter_t *adp) 261{ 262 static struct { 263 int type; 264 char *name[2]; 265 } names[] = { 266 { KD_MONO, { "MDA", "MDA" } }, 267 { KD_HERCULES, { "Hercules", "Hercules" } }, 268 { KD_CGA, { "CGA", "CGA" } }, 269 { KD_EGA, { "EGA", "EGA (mono)" } }, 270 { KD_VGA, { "VGA", "VGA (mono)" } }, 271 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 272 { KD_TGA, { "TGA", "TGA" } }, 273 { -1, { "Unknown", "Unknown" } }, 274 }; 275 int i; 276 277 for (i = 0; names[i].type != -1; ++i) 278 if (names[i].type == adp->va_type) 279 break; 280 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 281} 282 283int 284sc_attach_unit(int unit, int flags) 285{ 286 sc_softc_t *sc; 287 scr_stat *scp; 288#ifdef SC_PIXEL_MODE 289 video_info_t info; 290#endif 291 int vc; 292 dev_t dev; 293 294 flags &= ~SC_KERNEL_CONSOLE; 295 296 if (sc_console_unit == unit) { 297 /* 298 * If this unit is being used as the system console, we need to 299 * adjust some variables and buffers before and after scinit(). 300 */ 301 /* assert(sc_console != NULL) */ 302 flags |= SC_KERNEL_CONSOLE; 303 scmeminit(NULL); 304 305 scinit(unit, flags); 306 307 if (sc_console->tsw->te_size > 0) { 308 /* assert(sc_console->ts != NULL); */ 309 kernel_console_ts = sc_console->ts; 310 sc_console->ts = malloc(sc_console->tsw->te_size, 311 M_DEVBUF, M_WAITOK); 312 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 313 (*sc_console->tsw->te_default_attr)(sc_console, 314 user_default.std_color, 315 user_default.rev_color); 316 } 317 } else { 318 scinit(unit, flags); 319 } 320 321 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 322 sc->config = flags; 323 scp = SC_STAT(sc->dev[0]); 324 if (sc_console == NULL) /* sc_console_unit < 0 */ 325 sc_console = scp; 326 327#ifdef SC_PIXEL_MODE 328 if ((sc->config & SC_VESA800X600) 329 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 330#if NSPLASH > 0 331 if (sc->flags & SC_SPLASH_SCRN) 332 splash_term(sc->adp); 333#endif 334 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 335 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 336 sc->initial_mode = M_VESA_800x600; 337#if NSPLASH > 0 338 /* put up the splash again! */ 339 if (sc->flags & SC_SPLASH_SCRN) 340 splash_init(sc->adp, scsplash_callback, sc); 341#endif 342 } 343#endif /* SC_PIXEL_MODE */ 344 345 /* initialize cursor */ 346 if (!ISGRAPHSC(scp)) 347 update_cursor_image(scp); 348 349 /* get screen update going */ 350 scrn_timer(sc); 351 352 /* set up the keyboard */ 353 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 354 update_kbd_state(scp, scp->status, LOCK_MASK); 355 356 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 357 unit, adapter_name(sc->adp), sc->vtys, sc->config); 358 if (bootverbose) { 359 printf("sc%d:", unit); 360 if (sc->adapter >= 0) 361 printf(" fb%d", sc->adapter); 362 if (sc->keyboard >= 0) 363 printf(", kbd%d", sc->keyboard); 364 if (scp->tsw) 365 printf(", terminal emulator: %s (%s)", 366 scp->tsw->te_name, scp->tsw->te_desc); 367 printf("\n"); 368 } 369 370 /* register a shutdown callback for the kernel console */ 371 if (sc_console_unit == unit) 372 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 373 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 374 375 for (vc = 0; vc < sc->vtys; vc++) { 376 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 377 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 378 sc->dev[vc] = dev; 379 /* 380 * The first vty already has struct tty and scr_stat initialized 381 * in scinit(). The other vtys will have these structs when 382 * first opened. 383 */ 384 } 385 386 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 387 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 388 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 389 SC_STAT(dev) = sc_console; 390 391 return 0; 392} 393 394static void 395scmeminit(void *arg) 396{ 397 if (sc_malloc) 398 return; 399 sc_malloc = TRUE; 400 401 /* 402 * As soon as malloc() becomes functional, we had better allocate 403 * various buffers for the kernel console. 404 */ 405 406 if (sc_console_unit < 0) /* sc_console == NULL */ 407 return; 408 409 /* copy the temporary buffer to the final buffer */ 410 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 411 412#ifndef SC_NO_CUTPASTE 413 /* cut buffer is available only when the mouse pointer is used */ 414 if (ISMOUSEAVAIL(sc_console->sc->adp->va_flags)) 415 sc_alloc_cut_buffer(sc_console, FALSE); 416#endif 417 418#ifndef SC_NO_HISTORY 419 /* initialize history buffer & pointers */ 420 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 421#endif 422} 423 424/* XXX */ 425SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 426 427int 428sc_resume_unit(int unit) 429{ 430 /* XXX should be moved to the keyboard driver? */ 431 sc_softc_t *sc; 432 433 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 434 if (sc->kbd != NULL) 435 kbd_clear_state(sc->kbd); 436 return 0; 437} 438 439static int 440scdevtounit(dev_t dev) 441{ 442 int vty = SC_VTY(dev); 443 444 if (vty == SC_CONSOLECTL) 445 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 446 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 447 return -1; 448 else 449 return vty/MAXCONS; 450} 451 452int 453scopen(dev_t dev, int flag, int mode, struct proc *p) 454{ 455 int unit = scdevtounit(dev); 456 sc_softc_t *sc; 457 struct tty *tp; 458 scr_stat *scp; 459 keyarg_t key; 460 int error; 461 462 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 463 major(dev), minor(dev), unit, SC_VTY(dev))); 464 465 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 466 if (sc == NULL) 467 return ENXIO; 468 469 tp = dev->si_tty = ttymalloc(dev->si_tty); 470 tp->t_oproc = scstart; 471 tp->t_param = scparam; 472 tp->t_stop = nottystop; 473 tp->t_dev = dev; 474 if (!(tp->t_state & TS_ISOPEN)) { 475 ttychars(tp); 476 /* Use the current setting of the <-- key as default VERASE. */ 477 /* If the Delete key is preferable, an stty is necessary */ 478 if (sc != NULL) { 479 key.keynum = KEYCODE_BS; 480 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 481 tp->t_cc[VERASE] = key.key.map[0]; 482 } 483 tp->t_iflag = TTYDEF_IFLAG; 484 tp->t_oflag = TTYDEF_OFLAG; 485 tp->t_cflag = TTYDEF_CFLAG; 486 tp->t_lflag = TTYDEF_LFLAG; 487 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 488 scparam(tp, &tp->t_termios); 489 (*linesw[tp->t_line].l_modem)(tp, 1); 490 } 491 else 492 if (tp->t_state & TS_XCLUDE && suser(p)) 493 return(EBUSY); 494 495 error = (*linesw[tp->t_line].l_open)(dev, tp); 496 497 scp = SC_STAT(dev); 498 if (scp == NULL) { 499 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 500 if (ISGRAPHSC(scp)) 501 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 502 } 503 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 504 tp->t_winsize.ws_col = scp->xsize; 505 tp->t_winsize.ws_row = scp->ysize; 506 } 507 508 return error; 509} 510 511int 512scclose(dev_t dev, int flag, int mode, struct proc *p) 513{ 514 struct tty *tp = dev->si_tty; 515 scr_stat *scp; 516 int s; 517 518 if (SC_VTY(dev) != SC_CONSOLECTL) { 519 scp = SC_STAT(tp->t_dev); 520 /* were we in the middle of the VT switching process? */ 521 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 522 s = spltty(); 523 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 524 cons_unavail = FALSE; 525 if (scp->status & SWITCH_WAIT_REL) { 526 /* assert(scp == scp->sc->cur_scp) */ 527 DPRINTF(5, ("reset WAIT_REL, ")); 528 scp->status &= ~SWITCH_WAIT_REL; 529 do_switch_scr(scp->sc, s); 530 } 531 if (scp->status & SWITCH_WAIT_ACQ) { 532 /* assert(scp == scp->sc->cur_scp) */ 533 DPRINTF(5, ("reset WAIT_ACQ, ")); 534 scp->status &= ~SWITCH_WAIT_ACQ; 535 scp->sc->switch_in_progress = 0; 536 } 537#if not_yet_done 538 if (scp == &main_console) { 539 scp->pid = 0; 540 scp->proc = NULL; 541 scp->smode.mode = VT_AUTO; 542 } 543 else { 544 sc_vtb_destroy(&scp->vtb); 545 sc_vtb_destroy(&scp->scr); 546 sc_free_history_buffer(scp, scp->ysize); 547 SC_STAT(dev) = NULL; 548 free(scp, M_DEVBUF); 549 } 550#else 551 scp->pid = 0; 552 scp->proc = NULL; 553 scp->smode.mode = VT_AUTO; 554#endif 555 scp->kbd_mode = K_XLATE; 556 if (scp == scp->sc->cur_scp) 557 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 558 DPRINTF(5, ("done.\n")); 559 } 560 spltty(); 561 (*linesw[tp->t_line].l_close)(tp, flag); 562 ttyclose(tp); 563 spl0(); 564 return(0); 565} 566 567int 568scread(dev_t dev, struct uio *uio, int flag) 569{ 570 sc_touch_scrn_saver(); 571 return ttyread(dev, uio, flag); 572} 573 574static int 575sckbdevent(keyboard_t *thiskbd, int event, void *arg) 576{ 577 sc_softc_t *sc; 578 struct tty *cur_tty; 579 int c; 580 size_t len; 581 u_char *cp; 582 583 sc = (sc_softc_t *)arg; 584 /* assert(thiskbd == sc->kbd) */ 585 586 switch (event) { 587 case KBDIO_KEYINPUT: 588 break; 589 case KBDIO_UNLOADING: 590 sc->kbd = NULL; 591 sc->keyboard = -1; 592 kbd_release(thiskbd, (void *)&sc->keyboard); 593 return 0; 594 default: 595 return EINVAL; 596 } 597 598 /* 599 * Loop while there is still input to get from the keyboard. 600 * I don't think this is nessesary, and it doesn't fix 601 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 602 */ 603 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 604 605 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 606 /* XXX */ 607 if (!(cur_tty->t_state & TS_ISOPEN)) 608 if (((cur_tty = sc_console_tty) == NULL) 609 || !(cur_tty->t_state & TS_ISOPEN)) 610 continue; 611 612 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 613 continue; 614 615 switch (KEYFLAGS(c)) { 616 case 0x0000: /* normal key */ 617 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 618 break; 619 case FKEY: /* function key, return string */ 620 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 621 if (cp != NULL) { 622 while (len-- > 0) 623 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 624 } 625 break; 626 case MKEY: /* meta is active, prepend ESC */ 627 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 628 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 629 break; 630 case BKEY: /* backtab fixed sequence (esc [ Z) */ 631 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 632 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 633 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 634 break; 635 } 636 } 637 638 sc->cur_scp->status |= MOUSE_HIDDEN; 639 640 return 0; 641} 642 643static int 644scparam(struct tty *tp, struct termios *t) 645{ 646 tp->t_ispeed = t->c_ispeed; 647 tp->t_ospeed = t->c_ospeed; 648 tp->t_cflag = t->c_cflag; 649 return 0; 650} 651 652int 653scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p) 654{ 655 int error; 656 int i; 657 struct tty *tp; 658 sc_softc_t *sc; 659 scr_stat *scp; 660 int s; 661 662 tp = dev->si_tty; 663 664 /* If there is a user_ioctl function call that first */ 665 if (sc_user_ioctl) { 666 error = (*sc_user_ioctl)(dev, cmd, data, flag, p); 667 if (error != ENOIOCTL) 668 return error; 669 } 670 671 error = sc_vid_ioctl(tp, cmd, data, flag, p); 672 if (error != ENOIOCTL) 673 return error; 674 675#ifndef SC_NO_HISTORY 676 error = sc_hist_ioctl(tp, cmd, data, flag, p); 677 if (error != ENOIOCTL) 678 return error; 679#endif 680 681#ifndef SC_NO_SYSMOUSE 682 error = sc_mouse_ioctl(tp, cmd, data, flag, p); 683 if (error != ENOIOCTL) 684 return error; 685#endif 686 687 scp = SC_STAT(tp->t_dev); 688 /* assert(scp != NULL) */ 689 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 690 sc = scp->sc; 691 692 if (scp->tsw) { 693 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, p); 694 if (error != ENOIOCTL) 695 return error; 696 } 697 698 switch (cmd) { /* process console hardware related ioctl's */ 699 700 case GIO_ATTR: /* get current attributes */ 701 /* this ioctl is not processed here, but in the terminal emulator */ 702 return ENOTTY; 703 704 case GIO_COLOR: /* is this a color console ? */ 705 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 706 return 0; 707 708 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 709 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 710 return EINVAL; 711 s = spltty(); 712 scrn_blank_time = *(int *)data; 713 run_scrn_saver = (scrn_blank_time != 0); 714 splx(s); 715 return 0; 716 717 case CONS_CURSORTYPE: /* set cursor type blink/noblink */ 718 s = spltty(); 719 if (!ISGRAPHSC(sc->cur_scp)) 720 sc_remove_cursor_image(sc->cur_scp); 721 if ((*(int*)data) & 0x01) 722 sc->flags |= SC_BLINK_CURSOR; 723 else 724 sc->flags &= ~SC_BLINK_CURSOR; 725 if ((*(int*)data) & 0x02) { 726 sc->flags |= SC_CHAR_CURSOR; 727 } else 728 sc->flags &= ~SC_CHAR_CURSOR; 729 /* 730 * The cursor shape is global property; all virtual consoles 731 * are affected. Update the cursor in the current console... 732 */ 733 if (!ISGRAPHSC(sc->cur_scp)) { 734 sc_set_cursor_image(sc->cur_scp); 735 sc_draw_cursor_image(sc->cur_scp); 736 } 737 splx(s); 738 return 0; 739 740 case CONS_BELLTYPE: /* set bell type sound/visual */ 741 if ((*(int *)data) & 0x01) 742 sc->flags |= SC_VISUAL_BELL; 743 else 744 sc->flags &= ~SC_VISUAL_BELL; 745 if ((*(int *)data) & 0x02) 746 sc->flags |= SC_QUIET_BELL; 747 else 748 sc->flags &= ~SC_QUIET_BELL; 749 return 0; 750 751 case CONS_GETINFO: /* get current (virtual) console info */ 752 { 753 vid_info_t *ptr = (vid_info_t*)data; 754 if (ptr->size == sizeof(struct vid_info)) { 755 ptr->m_num = sc->cur_scp->index; 756 ptr->mv_col = scp->xpos; 757 ptr->mv_row = scp->ypos; 758 ptr->mv_csz = scp->xsize; 759 ptr->mv_rsz = scp->ysize; 760 /* 761 * The following fields are filled by the terminal emulator. XXX 762 * 763 * ptr->mv_norm.fore 764 * ptr->mv_norm.back 765 * ptr->mv_rev.fore 766 * ptr->mv_rev.back 767 */ 768 ptr->mv_grfc.fore = 0; /* not supported */ 769 ptr->mv_grfc.back = 0; /* not supported */ 770 ptr->mv_ovscan = scp->border; 771 if (scp == sc->cur_scp) 772 save_kbd_state(scp); 773 ptr->mk_keylock = scp->status & LOCK_MASK; 774 return 0; 775 } 776 return EINVAL; 777 } 778 779 case CONS_GETVERS: /* get version number */ 780 *(int*)data = 0x200; /* version 2.0 */ 781 return 0; 782 783 case CONS_IDLE: /* see if the screen has been idle */ 784 /* 785 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 786 * the user process may have been writing something on the 787 * screen and syscons is not aware of it. Declare the screen 788 * is NOT idle if it is in one of these modes. But there is 789 * an exception to it; if a screen saver is running in the 790 * graphics mode in the current screen, we should say that the 791 * screen has been idle. 792 */ 793 *(int *)data = (sc->flags & SC_SCRN_IDLE) 794 && (!ISGRAPHSC(sc->cur_scp) 795 || (sc->cur_scp->status & SAVER_RUNNING)); 796 return 0; 797 798 case CONS_SAVERMODE: /* set saver mode */ 799 switch(*(int *)data) { 800 case CONS_USR_SAVER: 801 /* if a LKM screen saver is running, stop it first. */ 802 scsplash_stick(FALSE); 803 saver_mode = *(int *)data; 804 s = spltty(); 805#if NSPLASH > 0 806 if ((error = wait_scrn_saver_stop(NULL))) { 807 splx(s); 808 return error; 809 } 810#endif /* NSPLASH */ 811 run_scrn_saver = TRUE; 812 scp->status |= SAVER_RUNNING; 813 scsplash_stick(TRUE); 814 splx(s); 815 break; 816 case CONS_LKM_SAVER: 817 s = spltty(); 818 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 819 scp->status &= ~SAVER_RUNNING; 820 saver_mode = *(int *)data; 821 splx(s); 822 break; 823 default: 824 return EINVAL; 825 } 826 return 0; 827 828 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 829 /* 830 * Note that this ioctl does not guarantee the screen saver 831 * actually starts or stops. It merely attempts to do so... 832 */ 833 s = spltty(); 834 run_scrn_saver = (*(int *)data != 0); 835 if (run_scrn_saver) 836 sc->scrn_time_stamp -= scrn_blank_time; 837 splx(s); 838 return 0; 839 840 case VT_SETMODE: /* set screen switcher mode */ 841 { 842 struct vt_mode *mode; 843 844 mode = (struct vt_mode *)data; 845 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 846 if (scp->smode.mode == VT_PROCESS) { 847 if (scp->proc == pfind(scp->pid) && scp->proc != p) { 848 DPRINTF(5, ("error EPERM\n")); 849 return EPERM; 850 } 851 } 852 s = spltty(); 853 if (mode->mode == VT_AUTO) { 854 scp->smode.mode = VT_AUTO; 855 scp->proc = NULL; 856 scp->pid = 0; 857 DPRINTF(5, ("VT_AUTO, ")); 858 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 859 cons_unavail = FALSE; 860 /* were we in the middle of the vty switching process? */ 861 if (scp->status & SWITCH_WAIT_REL) { 862 /* assert(scp == scp->sc->cur_scp) */ 863 DPRINTF(5, ("reset WAIT_REL, ")); 864 scp->status &= ~SWITCH_WAIT_REL; 865 s = do_switch_scr(sc, s); 866 } 867 if (scp->status & SWITCH_WAIT_ACQ) { 868 /* assert(scp == scp->sc->cur_scp) */ 869 DPRINTF(5, ("reset WAIT_ACQ, ")); 870 scp->status &= ~SWITCH_WAIT_ACQ; 871 sc->switch_in_progress = 0; 872 } 873 } else { 874 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 875 || !ISSIGVALID(mode->frsig)) { 876 splx(s); 877 DPRINTF(5, ("error EINVAL\n")); 878 return EINVAL; 879 } 880 DPRINTF(5, ("VT_PROCESS %d, ", p->p_pid)); 881 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 882 scp->proc = p; 883 scp->pid = scp->proc->p_pid; 884 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 885 cons_unavail = TRUE; 886 } 887 splx(s); 888 DPRINTF(5, ("\n")); 889 return 0; 890 } 891 892 case VT_GETMODE: /* get screen switcher mode */ 893 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 894 return 0; 895 896 case VT_RELDISP: /* screen switcher ioctl */ 897 s = spltty(); 898 /* 899 * This must be the current vty which is in the VT_PROCESS 900 * switching mode... 901 */ 902 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 903 splx(s); 904 return EINVAL; 905 } 906 /* ...and this process is controlling it. */ 907 if (scp->proc != p) { 908 splx(s); 909 return EPERM; 910 } 911 error = EINVAL; 912 switch(*(int *)data) { 913 case VT_FALSE: /* user refuses to release screen, abort */ 914 if ((scp == sc->old_scp) && (scp->status & SWITCH_WAIT_REL)) { 915 sc->old_scp->status &= ~SWITCH_WAIT_REL; 916 sc->switch_in_progress = 0; 917 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 918 error = 0; 919 } 920 break; 921 922 case VT_TRUE: /* user has released screen, go on */ 923 if ((scp == sc->old_scp) && (scp->status & SWITCH_WAIT_REL)) { 924 scp->status &= ~SWITCH_WAIT_REL; 925 s = do_switch_scr(sc, s); 926 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 927 error = 0; 928 } 929 break; 930 931 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 932 if ((scp == sc->new_scp) && (scp->status & SWITCH_WAIT_ACQ)) { 933 scp->status &= ~SWITCH_WAIT_ACQ; 934 sc->switch_in_progress = 0; 935 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 936 error = 0; 937 } 938 break; 939 940 default: 941 break; 942 } 943 splx(s); 944 return error; 945 946 case VT_OPENQRY: /* return free virtual console */ 947 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 948 tp = VIRTUAL_TTY(sc, i); 949 if ((tp == NULL) || !(tp->t_state & TS_ISOPEN)) { 950 *(int *)data = i + 1; 951 return 0; 952 } 953 } 954 return EINVAL; 955 956 case VT_ACTIVATE: /* switch to screen *data */ 957 s = spltty(); 958 sc_clean_up(sc->cur_scp); 959 splx(s); 960 return sc_switch_scr(sc, *(int *)data - 1); 961 962 case VT_WAITACTIVE: /* wait for switch to occur */ 963 if ((*(int *)data >= sc->first_vty + sc->vtys) 964 || (*(int *)data < sc->first_vty)) 965 return EINVAL; 966 s = spltty(); 967 error = sc_clean_up(sc->cur_scp); 968 splx(s); 969 if (error) 970 return error; 971 if (*(int *)data != 0) 972 scp = SC_STAT(SC_DEV(sc, *(int *)data - 1)); 973 if (scp == scp->sc->cur_scp) 974 return 0; 975 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, 976 "waitvt", 0)) == ERESTART) ; 977 return error; 978 979 case VT_GETACTIVE: /* get active vty # */ 980 *(int *)data = sc->cur_scp->index + 1; 981 return 0; 982 983 case VT_GETINDEX: /* get this vty # */ 984 *(int *)data = scp->index + 1; 985 return 0; 986 987 case KDENABIO: /* allow io operations */ 988 error = suser(p); 989 if (error != 0) 990 return error; 991 if (securelevel > 0) 992 return EPERM; 993#ifdef __i386__ 994 p->p_md.md_regs->tf_eflags |= PSL_IOPL; 995#endif 996 return 0; 997 998 case KDDISABIO: /* disallow io operations (default) */ 999#ifdef __i386__ 1000 p->p_md.md_regs->tf_eflags &= ~PSL_IOPL; 1001#endif 1002 return 0; 1003 1004 case KDSKBSTATE: /* set keyboard state (locks) */ 1005 if (*(int *)data & ~LOCK_MASK) 1006 return EINVAL; 1007 scp->status &= ~LOCK_MASK; 1008 scp->status |= *(int *)data; 1009 if (scp == sc->cur_scp) 1010 update_kbd_state(scp, scp->status, LOCK_MASK); 1011 return 0; 1012 1013 case KDGKBSTATE: /* get keyboard state (locks) */ 1014 if (scp == sc->cur_scp) 1015 save_kbd_state(scp); 1016 *(int *)data = scp->status & LOCK_MASK; 1017 return 0; 1018 1019 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1020 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1021 error = kbd_ioctl(sc->kbd, cmd, data); 1022 if (error == ENOIOCTL) 1023 error = ENODEV; 1024 return error; 1025 1026 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1027 if (*(int *)data & ~0x7f) 1028 return EINVAL; 1029 error = kbd_ioctl(sc->kbd, cmd, data); 1030 if (error == ENOIOCTL) 1031 error = ENODEV; 1032 return error; 1033 1034 case KDSKBMODE: /* set keyboard mode */ 1035 switch (*(int *)data) { 1036 case K_XLATE: /* switch to XLT ascii mode */ 1037 case K_RAW: /* switch to RAW scancode mode */ 1038 case K_CODE: /* switch to CODE mode */ 1039 scp->kbd_mode = *(int *)data; 1040 if (scp == sc->cur_scp) 1041 kbd_ioctl(sc->kbd, cmd, data); 1042 return 0; 1043 default: 1044 return EINVAL; 1045 } 1046 /* NOT REACHED */ 1047 1048 case KDGKBMODE: /* get keyboard mode */ 1049 *(int *)data = scp->kbd_mode; 1050 return 0; 1051 1052 case KDGKBINFO: 1053 error = kbd_ioctl(sc->kbd, cmd, data); 1054 if (error == ENOIOCTL) 1055 error = ENODEV; 1056 return error; 1057 1058 case KDMKTONE: /* sound the bell */ 1059 if (*(int*)data) 1060 sc_bell(scp, (*(int*)data)&0xffff, 1061 (((*(int*)data)>>16)&0xffff)*hz/1000); 1062 else 1063 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1064 return 0; 1065 1066 case KIOCSOUND: /* make tone (*data) hz */ 1067 if (scp == sc->cur_scp) { 1068 if (*(int *)data) 1069 return sc_tone(*(int *)data); 1070 else 1071 return sc_tone(0); 1072 } 1073 return 0; 1074 1075 case KDGKBTYPE: /* get keyboard type */ 1076 error = kbd_ioctl(sc->kbd, cmd, data); 1077 if (error == ENOIOCTL) { 1078 /* always return something? XXX */ 1079 *(int *)data = 0; 1080 } 1081 return 0; 1082 1083 case KDSETLED: /* set keyboard LED status */ 1084 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1085 return EINVAL; 1086 scp->status &= ~LED_MASK; 1087 scp->status |= *(int *)data; 1088 if (scp == sc->cur_scp) 1089 update_kbd_leds(scp, scp->status); 1090 return 0; 1091 1092 case KDGETLED: /* get keyboard LED status */ 1093 if (scp == sc->cur_scp) 1094 save_kbd_state(scp); 1095 *(int *)data = scp->status & LED_MASK; 1096 return 0; 1097 1098 case CONS_SETKBD: /* set the new keyboard */ 1099 { 1100 keyboard_t *newkbd; 1101 1102 s = spltty(); 1103 newkbd = kbd_get_keyboard(*(int *)data); 1104 if (newkbd == NULL) { 1105 splx(s); 1106 return EINVAL; 1107 } 1108 error = 0; 1109 if (sc->kbd != newkbd) { 1110 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1111 (void *)&sc->keyboard, sckbdevent, sc); 1112 /* i == newkbd->kb_index */ 1113 if (i >= 0) { 1114 if (sc->kbd != NULL) { 1115 save_kbd_state(sc->cur_scp); 1116 kbd_release(sc->kbd, (void *)&sc->keyboard); 1117 } 1118 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1119 sc->keyboard = i; 1120 kbd_ioctl(sc->kbd, KDSKBMODE, 1121 (caddr_t)&sc->cur_scp->kbd_mode); 1122 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1123 LOCK_MASK); 1124 } else { 1125 error = EPERM; /* XXX */ 1126 } 1127 } 1128 splx(s); 1129 return error; 1130 } 1131 1132 case CONS_RELKBD: /* release the current keyboard */ 1133 s = spltty(); 1134 error = 0; 1135 if (sc->kbd != NULL) { 1136 save_kbd_state(sc->cur_scp); 1137 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1138 if (error == 0) { 1139 sc->kbd = NULL; 1140 sc->keyboard = -1; 1141 } 1142 } 1143 splx(s); 1144 return error; 1145 1146 case CONS_GETTERM: /* get the current terminal emulator info */ 1147 { 1148 sc_term_sw_t *sw; 1149 1150 if (((term_info_t *)data)->ti_index == 0) { 1151 sw = scp->tsw; 1152 } else { 1153 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1154 } 1155 if (sw != NULL) { 1156 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1157 sizeof(((term_info_t *)data)->ti_name)); 1158 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1159 sizeof(((term_info_t *)data)->ti_desc)); 1160 ((term_info_t *)data)->ti_flags = 0; 1161 return 0; 1162 } else { 1163 ((term_info_t *)data)->ti_name[0] = '\0'; 1164 ((term_info_t *)data)->ti_desc[0] = '\0'; 1165 ((term_info_t *)data)->ti_flags = 0; 1166 return EINVAL; 1167 } 1168 } 1169 1170 case CONS_SETTERM: /* set the current terminal emulator */ 1171 s = spltty(); 1172 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1173 /* FIXME: what if scp == sc_console! XXX */ 1174 splx(s); 1175 return error; 1176 1177 case GIO_SCRNMAP: /* get output translation table */ 1178 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1179 return 0; 1180 1181 case PIO_SCRNMAP: /* set output translation table */ 1182 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1183 for (i=0; i<sizeof(sc->scr_map); i++) { 1184 sc->scr_rmap[sc->scr_map[i]] = i; 1185 } 1186 return 0; 1187 1188 case GIO_KEYMAP: /* get keyboard translation table */ 1189 case PIO_KEYMAP: /* set keyboard translation table */ 1190 case GIO_DEADKEYMAP: /* get accent key translation table */ 1191 case PIO_DEADKEYMAP: /* set accent key translation table */ 1192 case GETFKEY: /* get function key string */ 1193 case SETFKEY: /* set function key string */ 1194 error = kbd_ioctl(sc->kbd, cmd, data); 1195 if (error == ENOIOCTL) 1196 error = ENODEV; 1197 return error; 1198 1199#ifndef SC_NO_FONT_LOADING 1200 1201 case PIO_FONT8x8: /* set 8x8 dot font */ 1202 if (!ISFONTAVAIL(sc->adp->va_flags)) 1203 return ENXIO; 1204 bcopy(data, sc->font_8, 8*256); 1205 sc->fonts_loaded |= FONT_8; 1206 /* 1207 * FONT KLUDGE 1208 * Always use the font page #0. XXX 1209 * Don't load if the current font size is not 8x8. 1210 */ 1211 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1212 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1213 return 0; 1214 1215 case GIO_FONT8x8: /* get 8x8 dot font */ 1216 if (!ISFONTAVAIL(sc->adp->va_flags)) 1217 return ENXIO; 1218 if (sc->fonts_loaded & FONT_8) { 1219 bcopy(sc->font_8, data, 8*256); 1220 return 0; 1221 } 1222 else 1223 return ENXIO; 1224 1225 case PIO_FONT8x14: /* set 8x14 dot font */ 1226 if (!ISFONTAVAIL(sc->adp->va_flags)) 1227 return ENXIO; 1228 bcopy(data, sc->font_14, 14*256); 1229 sc->fonts_loaded |= FONT_14; 1230 /* 1231 * FONT KLUDGE 1232 * Always use the font page #0. XXX 1233 * Don't load if the current font size is not 8x14. 1234 */ 1235 if (ISTEXTSC(sc->cur_scp) 1236 && (sc->cur_scp->font_size >= 14) 1237 && (sc->cur_scp->font_size < 16)) 1238 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1239 return 0; 1240 1241 case GIO_FONT8x14: /* get 8x14 dot font */ 1242 if (!ISFONTAVAIL(sc->adp->va_flags)) 1243 return ENXIO; 1244 if (sc->fonts_loaded & FONT_14) { 1245 bcopy(sc->font_14, data, 14*256); 1246 return 0; 1247 } 1248 else 1249 return ENXIO; 1250 1251 case PIO_FONT8x16: /* set 8x16 dot font */ 1252 if (!ISFONTAVAIL(sc->adp->va_flags)) 1253 return ENXIO; 1254 bcopy(data, sc->font_16, 16*256); 1255 sc->fonts_loaded |= FONT_16; 1256 /* 1257 * FONT KLUDGE 1258 * Always use the font page #0. XXX 1259 * Don't load if the current font size is not 8x16. 1260 */ 1261 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1262 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1263 return 0; 1264 1265 case GIO_FONT8x16: /* get 8x16 dot font */ 1266 if (!ISFONTAVAIL(sc->adp->va_flags)) 1267 return ENXIO; 1268 if (sc->fonts_loaded & FONT_16) { 1269 bcopy(sc->font_16, data, 16*256); 1270 return 0; 1271 } 1272 else 1273 return ENXIO; 1274 1275#endif /* SC_NO_FONT_LOADING */ 1276 1277 default: 1278 break; 1279 } 1280 1281 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p); 1282 if (error != ENOIOCTL) 1283 return(error); 1284 error = ttioctl(tp, cmd, data, flag); 1285 if (error != ENOIOCTL) 1286 return(error); 1287 return(ENOTTY); 1288} 1289 1290static void 1291scstart(struct tty *tp) 1292{ 1293 struct clist *rbp; 1294 int s, len; 1295 u_char buf[PCBURST]; 1296 scr_stat *scp = SC_STAT(tp->t_dev); 1297 1298 if (scp->status & SLKED || scp->sc->blink_in_progress) 1299 return; 1300 s = spltty(); 1301 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1302 tp->t_state |= TS_BUSY; 1303 rbp = &tp->t_outq; 1304 while (rbp->c_cc) { 1305 len = q_to_b(rbp, buf, PCBURST); 1306 splx(s); 1307 sc_puts(scp, buf, len); 1308 s = spltty(); 1309 } 1310 tp->t_state &= ~TS_BUSY; 1311 ttwwakeup(tp); 1312 } 1313 splx(s); 1314} 1315 1316static void 1317sccnprobe(struct consdev *cp) 1318{ 1319#if __i386__ 1320 int unit; 1321 int flags; 1322 1323 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1324 1325 /* a video card is always required */ 1326 if (!scvidprobe(unit, flags, TRUE)) 1327 cp->cn_pri = CN_DEAD; 1328 1329 /* syscons will become console even when there is no keyboard */ 1330 sckbdprobe(unit, flags, TRUE); 1331 1332 if (cp->cn_pri == CN_DEAD) 1333 return; 1334 1335 /* initialize required fields */ 1336 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLECTL); 1337#endif /* __i386__ */ 1338 1339#if __alpha__ 1340 /* 1341 * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() 1342 * interface to install the console. Always return CN_DEAD from 1343 * here. 1344 */ 1345 cp->cn_pri = CN_DEAD; 1346#endif /* __alpha__ */ 1347} 1348 1349static void 1350sccninit(struct consdev *cp) 1351{ 1352#if __i386__ 1353 int unit; 1354 int flags; 1355 1356 sc_get_cons_priority(&unit, &flags); 1357 scinit(unit, flags | SC_KERNEL_CONSOLE); 1358 sc_console_unit = unit; 1359 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1360#endif /* __i386__ */ 1361 1362#if __alpha__ 1363 /* SHOULDN'T REACH HERE */ 1364#endif /* __alpha__ */ 1365} 1366 1367static void 1368sccnterm(struct consdev *cp) 1369{ 1370 /* we are not the kernel console any more, release everything */ 1371 1372 if (sc_console_unit < 0) 1373 return; /* shouldn't happen */ 1374 1375#if __i386__ 1376#if 0 /* XXX */ 1377 sc_clear_screen(sc_console); 1378 sccnupdate(sc_console); 1379#endif 1380 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1381 sc_console_unit = -1; 1382 sc_console = NULL; 1383#endif /* __i386__ */ 1384 1385#if __alpha__ 1386 /* do nothing XXX */ 1387#endif /* __alpha__ */ 1388} 1389 1390#ifdef __alpha__ 1391 1392void 1393sccnattach(void) 1394{ 1395 static struct consdev consdev; 1396 int unit; 1397 int flags; 1398 1399 bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); 1400 consdev.cn_pri = sc_get_cons_priority(&unit, &flags); 1401 1402 /* a video card is always required */ 1403 if (!scvidprobe(unit, flags, TRUE)) 1404 consdev.cn_pri = CN_DEAD; 1405 1406 /* alpha doesn't allow the console being without a keyboard... Why? */ 1407 if (!sckbdprobe(unit, flags, TRUE)) 1408 consdev.cn_pri = CN_DEAD; 1409 1410 if (consdev.cn_pri == CN_DEAD) 1411 return; 1412 1413 scinit(unit, flags | SC_KERNEL_CONSOLE); 1414 sc_console_unit = unit; 1415 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1416 consdev.cn_dev = makedev(CDEV_MAJOR, 0); 1417 cn_tab = &consdev; 1418} 1419 1420#endif /* __alpha__ */ 1421 1422static void 1423sccnputc(dev_t dev, int c) 1424{ 1425 u_char buf[1]; 1426 scr_stat *scp = sc_console; 1427 void *save; 1428#ifndef SC_NO_HISTORY 1429 struct tty *tp; 1430#endif /* !SC_NO_HISTORY */ 1431 int s; 1432 1433 /* assert(sc_console != NULL) */ 1434 1435#ifndef SC_NO_HISTORY 1436 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1437 scp->status &= ~SLKED; 1438 update_kbd_state(scp, scp->status, SLKED); 1439 if (scp->status & BUFFER_SAVED) { 1440 if (!sc_hist_restore(scp)) 1441 sc_remove_cutmarking(scp); 1442 scp->status &= ~BUFFER_SAVED; 1443 scp->status |= CURSOR_ENABLED; 1444 sc_draw_cursor_image(scp); 1445 } 1446 tp = VIRTUAL_TTY(scp->sc, scp->index); 1447 if (tp->t_state & TS_ISOPEN) 1448 scstart(tp); 1449 } 1450#endif /* !SC_NO_HISTORY */ 1451 1452 save = scp->ts; 1453 if (kernel_console_ts != NULL) 1454 scp->ts = kernel_console_ts; 1455 buf[0] = c; 1456 sc_puts(scp, buf, 1); 1457 scp->ts = save; 1458 1459 s = spltty(); /* block sckbdevent and scrn_timer */ 1460 sccnupdate(scp); 1461 splx(s); 1462} 1463 1464static int 1465sccngetc(dev_t dev) 1466{ 1467 return sccngetch(0); 1468} 1469 1470static int 1471sccncheckc(dev_t dev) 1472{ 1473 return sccngetch(SCGETC_NONBLOCK); 1474} 1475 1476static void 1477sccndbctl(dev_t dev, int on) 1478{ 1479 /* assert(sc_console_unit >= 0) */ 1480 /* try to switch to the kernel console screen */ 1481 if (on && debugger == 0) { 1482 /* 1483 * TRY to make sure the screen saver is stopped, 1484 * and the screen is updated before switching to 1485 * the vty0. 1486 */ 1487 scrn_timer(NULL); 1488 if (!cold 1489 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1490 && sc_console->smode.mode == VT_AUTO) { 1491 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1492 sc_switch_scr(sc_console->sc, sc_console->index); 1493 } 1494 } 1495 if (on) 1496 ++debugger; 1497 else 1498 --debugger; 1499} 1500 1501static int 1502sccngetch(int flags) 1503{ 1504 static struct fkeytab fkey; 1505 static int fkeycp; 1506 scr_stat *scp; 1507 u_char *p; 1508 int cur_mode; 1509 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1510 int c; 1511 1512 /* assert(sc_console != NULL) */ 1513 1514 /* 1515 * Stop the screen saver and update the screen if necessary. 1516 * What if we have been running in the screen saver code... XXX 1517 */ 1518 sc_touch_scrn_saver(); 1519 scp = sc_console->sc->cur_scp; /* XXX */ 1520 sccnupdate(scp); 1521 1522 if (fkeycp < fkey.len) { 1523 splx(s); 1524 return fkey.str[fkeycp++]; 1525 } 1526 1527 if (scp->sc->kbd == NULL) { 1528 splx(s); 1529 return -1; 1530 } 1531 1532 /* 1533 * Make sure the keyboard is accessible even when the kbd device 1534 * driver is disabled. 1535 */ 1536 kbd_enable(scp->sc->kbd); 1537 1538 /* we shall always use the keyboard in the XLATE mode here */ 1539 cur_mode = scp->kbd_mode; 1540 scp->kbd_mode = K_XLATE; 1541 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1542 1543 kbd_poll(scp->sc->kbd, TRUE); 1544 c = scgetc(scp->sc, SCGETC_CN | flags); 1545 kbd_poll(scp->sc->kbd, FALSE); 1546 1547 scp->kbd_mode = cur_mode; 1548 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1549 kbd_disable(scp->sc->kbd); 1550 splx(s); 1551 1552 switch (KEYFLAGS(c)) { 1553 case 0: /* normal char */ 1554 return KEYCHAR(c); 1555 case FKEY: /* function key */ 1556 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1557 fkey.len = fkeycp; 1558 if ((p != NULL) && (fkey.len > 0)) { 1559 bcopy(p, fkey.str, fkey.len); 1560 fkeycp = 1; 1561 return fkey.str[0]; 1562 } 1563 return c; /* XXX */ 1564 case NOKEY: 1565 case ERRKEY: 1566 default: 1567 return -1; 1568 } 1569 /* NOT REACHED */ 1570} 1571 1572static void 1573sccnupdate(scr_stat *scp) 1574{ 1575 /* this is a cut-down version of scrn_timer()... */ 1576 1577 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1578 return; 1579 1580 if (debugger > 0 || panicstr || shutdown_in_progress) { 1581 sc_touch_scrn_saver(); 1582 } else if (scp != scp->sc->cur_scp) { 1583 return; 1584 } 1585 1586 if (!run_scrn_saver) 1587 scp->sc->flags &= ~SC_SCRN_IDLE; 1588#if NSPLASH > 0 1589 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1590 if (scp->sc->flags & SC_SCRN_BLANKED) 1591 stop_scrn_saver(scp->sc, current_saver); 1592#endif /* NSPLASH */ 1593 1594 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1595 || scp->sc->switch_in_progress) 1596 return; 1597 /* 1598 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1599 * when write_in_progress is non-zero. XXX 1600 */ 1601 1602 if (!ISGRAPHSC(scp) && !(scp->status & SAVER_RUNNING)) 1603 scrn_update(scp, TRUE); 1604} 1605 1606static void 1607scrn_timer(void *arg) 1608{ 1609 static int kbd_interval = 0; 1610 struct timeval tv; 1611 sc_softc_t *sc; 1612 scr_stat *scp; 1613 int again; 1614 int s; 1615 1616 again = (arg != NULL); 1617 if (arg != NULL) 1618 sc = (sc_softc_t *)arg; 1619 else if (sc_console != NULL) 1620 sc = sc_console->sc; 1621 else 1622 return; 1623 1624 /* don't do anything when we are performing some I/O operations */ 1625 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1626 if (again) 1627 timeout(scrn_timer, sc, hz / 10); 1628 return; 1629 } 1630 s = spltty(); 1631 1632 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1633 /* try to allocate a keyboard automatically */ 1634 if (++kbd_interval >= 25) { 1635 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1636 sckbdevent, sc); 1637 if (sc->keyboard >= 0) { 1638 sc->kbd = kbd_get_keyboard(sc->keyboard); 1639 kbd_ioctl(sc->kbd, KDSKBMODE, 1640 (caddr_t)&sc->cur_scp->kbd_mode); 1641 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1642 LOCK_MASK); 1643 } 1644 kbd_interval = 0; 1645 } 1646 } 1647 1648 /* find the vty to update */ 1649 scp = sc->cur_scp; 1650 1651 /* should we stop the screen saver? */ 1652 getmicrouptime(&tv); 1653 if (debugger > 0 || panicstr || shutdown_in_progress) 1654 sc_touch_scrn_saver(); 1655 if (run_scrn_saver) { 1656 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1657 sc->flags |= SC_SCRN_IDLE; 1658 else 1659 sc->flags &= ~SC_SCRN_IDLE; 1660 } else { 1661 sc->scrn_time_stamp = tv.tv_sec; 1662 sc->flags &= ~SC_SCRN_IDLE; 1663 if (scrn_blank_time > 0) 1664 run_scrn_saver = TRUE; 1665 } 1666#if NSPLASH > 0 1667 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1668 if (sc->flags & SC_SCRN_BLANKED) 1669 stop_scrn_saver(sc, current_saver); 1670#endif /* NSPLASH */ 1671 1672 /* should we just return ? */ 1673 if (sc->blink_in_progress || sc->switch_in_progress 1674 || sc->write_in_progress) { 1675 if (again) 1676 timeout(scrn_timer, sc, hz / 10); 1677 splx(s); 1678 return; 1679 } 1680 1681 /* Update the screen */ 1682 scp = sc->cur_scp; /* cur_scp may have changed... */ 1683 if (!ISGRAPHSC(scp) && !(scp->status & SAVER_RUNNING)) 1684 scrn_update(scp, TRUE); 1685 1686#if NSPLASH > 0 1687 /* should we activate the screen saver? */ 1688 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1689 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1690 (*current_saver)(sc, TRUE); 1691#endif /* NSPLASH */ 1692 1693 if (again) 1694 timeout(scrn_timer, sc, hz / 25); 1695 splx(s); 1696} 1697 1698static int 1699and_region(int *s1, int *e1, int s2, int e2) 1700{ 1701 if (*e1 < s2 || e2 < *s1) 1702 return FALSE; 1703 *s1 = imax(*s1, s2); 1704 *e1 = imin(*e1, e2); 1705 return TRUE; 1706} 1707 1708static void 1709scrn_update(scr_stat *scp, int show_cursor) 1710{ 1711 int start; 1712 int end; 1713 int s; 1714 int e; 1715 1716 /* assert(scp == scp->sc->cur_scp) */ 1717 1718 ++scp->sc->videoio_in_progress; 1719 1720#ifndef SC_NO_CUTPASTE 1721 /* remove the previous mouse pointer image if necessary */ 1722 if (scp->status & MOUSE_VISIBLE) { 1723 s = scp->mouse_pos; 1724 e = scp->mouse_pos + scp->xsize + 1; 1725 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1726 || and_region(&s, &e, scp->start, scp->end) 1727 || ((scp->status & CURSOR_ENABLED) && 1728 (scp->cursor_pos != scp->cursor_oldpos) && 1729 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1730 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1731 sc_remove_mouse_image(scp); 1732 if (scp->end >= scp->xsize*scp->ysize) 1733 scp->end = scp->xsize*scp->ysize - 1; 1734 } 1735 } 1736#endif /* !SC_NO_CUTPASTE */ 1737 1738#if 1 1739 /* debug: XXX */ 1740 if (scp->end >= scp->xsize*scp->ysize) { 1741 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1742 scp->end = scp->xsize*scp->ysize - 1; 1743 } 1744 if (scp->start < 0) { 1745 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1746 scp->start = 0; 1747 } 1748#endif 1749 1750 /* update screen image */ 1751 if (scp->start <= scp->end) { 1752 if (scp->mouse_cut_end >= 0) { 1753 /* there is a marked region for cut & paste */ 1754 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1755 start = scp->mouse_cut_start; 1756 end = scp->mouse_cut_end; 1757 } else { 1758 start = scp->mouse_cut_end; 1759 end = scp->mouse_cut_start - 1; 1760 } 1761 s = start; 1762 e = end; 1763 /* does the cut-mark region overlap with the update region? */ 1764 if (and_region(&s, &e, scp->start, scp->end)) { 1765 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1766 s = 0; 1767 e = start - 1; 1768 if (and_region(&s, &e, scp->start, scp->end)) 1769 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1770 s = end + 1; 1771 e = scp->xsize*scp->ysize - 1; 1772 if (and_region(&s, &e, scp->start, scp->end)) 1773 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1774 } else { 1775 (*scp->rndr->draw)(scp, scp->start, 1776 scp->end - scp->start + 1, FALSE); 1777 } 1778 } else { 1779 (*scp->rndr->draw)(scp, scp->start, 1780 scp->end - scp->start + 1, FALSE); 1781 } 1782 } 1783 1784 /* we are not to show the cursor and the mouse pointer... */ 1785 if (!show_cursor) { 1786 scp->end = 0; 1787 scp->start = scp->xsize*scp->ysize - 1; 1788 --scp->sc->videoio_in_progress; 1789 return; 1790 } 1791 1792 /* update cursor image */ 1793 if (scp->status & CURSOR_ENABLED) { 1794 s = scp->start; 1795 e = scp->end; 1796 /* did cursor move since last time ? */ 1797 if (scp->cursor_pos != scp->cursor_oldpos) { 1798 /* do we need to remove old cursor image ? */ 1799 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1800 sc_remove_cursor_image(scp); 1801 sc_draw_cursor_image(scp); 1802 } else { 1803 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1804 /* cursor didn't move, but has been overwritten */ 1805 sc_draw_cursor_image(scp); 1806 else if (scp->sc->flags & SC_BLINK_CURSOR) 1807 /* if it's a blinking cursor, update it */ 1808 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1809 sc_inside_cutmark(scp, 1810 scp->cursor_pos)); 1811 } 1812 } 1813 1814#ifndef SC_NO_CUTPASTE 1815 /* update "pseudo" mouse pointer image */ 1816 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1817 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1818 scp->status &= ~MOUSE_MOVED; 1819 sc_draw_mouse_image(scp); 1820 } 1821 } 1822#endif /* SC_NO_CUTPASTE */ 1823 1824 scp->end = 0; 1825 scp->start = scp->xsize*scp->ysize - 1; 1826 1827 --scp->sc->videoio_in_progress; 1828} 1829 1830#if NSPLASH > 0 1831static int 1832scsplash_callback(int event, void *arg) 1833{ 1834 sc_softc_t *sc; 1835 int error; 1836 1837 sc = (sc_softc_t *)arg; 1838 1839 switch (event) { 1840 case SPLASH_INIT: 1841 if (add_scrn_saver(scsplash_saver) == 0) { 1842 sc->flags &= ~SC_SAVER_FAILED; 1843 run_scrn_saver = TRUE; 1844 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1845 scsplash_stick(TRUE); 1846 (*current_saver)(sc, TRUE); 1847 } 1848 } 1849 return 0; 1850 1851 case SPLASH_TERM: 1852 if (current_saver == scsplash_saver) { 1853 scsplash_stick(FALSE); 1854 error = remove_scrn_saver(scsplash_saver); 1855 if (error) 1856 return error; 1857 } 1858 return 0; 1859 1860 default: 1861 return EINVAL; 1862 } 1863} 1864 1865static void 1866scsplash_saver(sc_softc_t *sc, int show) 1867{ 1868 static int busy = FALSE; 1869 scr_stat *scp; 1870 1871 if (busy) 1872 return; 1873 busy = TRUE; 1874 1875 scp = sc->cur_scp; 1876 if (show) { 1877 if (!(sc->flags & SC_SAVER_FAILED)) { 1878 if (!(sc->flags & SC_SCRN_BLANKED)) 1879 set_scrn_saver_mode(scp, -1, NULL, 0); 1880 switch (splash(sc->adp, TRUE)) { 1881 case 0: /* succeeded */ 1882 break; 1883 case EAGAIN: /* try later */ 1884 restore_scrn_saver_mode(scp, FALSE); 1885 sc_touch_scrn_saver(); /* XXX */ 1886 break; 1887 default: 1888 sc->flags |= SC_SAVER_FAILED; 1889 scsplash_stick(FALSE); 1890 restore_scrn_saver_mode(scp, TRUE); 1891 printf("scsplash_saver(): failed to put up the image\n"); 1892 break; 1893 } 1894 } 1895 } else if (!sticky_splash) { 1896 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1897 restore_scrn_saver_mode(scp, TRUE); 1898 } 1899 busy = FALSE; 1900} 1901 1902static int 1903add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1904{ 1905#if 0 1906 int error; 1907 1908 if (current_saver != none_saver) { 1909 error = remove_scrn_saver(current_saver); 1910 if (error) 1911 return error; 1912 } 1913#endif 1914 if (current_saver != none_saver) 1915 return EBUSY; 1916 1917 run_scrn_saver = FALSE; 1918 saver_mode = CONS_LKM_SAVER; 1919 current_saver = this_saver; 1920 return 0; 1921} 1922 1923static int 1924remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1925{ 1926 if (current_saver != this_saver) 1927 return EINVAL; 1928 1929#if 0 1930 /* 1931 * In order to prevent `current_saver' from being called by 1932 * the timeout routine `scrn_timer()' while we manipulate 1933 * the saver list, we shall set `current_saver' to `none_saver' 1934 * before stopping the current saver, rather than blocking by `splXX()'. 1935 */ 1936 current_saver = none_saver; 1937 if (scrn_blanked) 1938 stop_scrn_saver(this_saver); 1939#endif 1940 1941 /* unblank all blanked screens */ 1942 wait_scrn_saver_stop(NULL); 1943 if (scrn_blanked) 1944 return EBUSY; 1945 1946 current_saver = none_saver; 1947 return 0; 1948} 1949 1950static int 1951set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 1952{ 1953 int s; 1954 1955 /* assert(scp == scp->sc->cur_scp) */ 1956 s = spltty(); 1957 if (!ISGRAPHSC(scp)) 1958 sc_remove_cursor_image(scp); 1959 scp->splash_save_mode = scp->mode; 1960 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 1961 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 1962 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 1963 scp->sc->flags |= SC_SCRN_BLANKED; 1964 ++scrn_blanked; 1965 splx(s); 1966 if (mode < 0) 1967 return 0; 1968 scp->mode = mode; 1969 if (set_mode(scp) == 0) { 1970 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 1971 scp->status |= GRAPHICS_MODE; 1972#ifndef SC_NO_PALETTE_LOADING 1973 if (pal != NULL) 1974 load_palette(scp->sc->adp, pal); 1975#endif 1976 sc_set_border(scp, border); 1977 return 0; 1978 } else { 1979 s = spltty(); 1980 scp->mode = scp->splash_save_mode; 1981 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 1982 scp->status |= scp->splash_save_status; 1983 splx(s); 1984 return 1; 1985 } 1986} 1987 1988static int 1989restore_scrn_saver_mode(scr_stat *scp, int changemode) 1990{ 1991 int mode; 1992 int status; 1993 int s; 1994 1995 /* assert(scp == scp->sc->cur_scp) */ 1996 s = spltty(); 1997 mode = scp->mode; 1998 status = scp->status; 1999 scp->mode = scp->splash_save_mode; 2000 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2001 scp->status |= scp->splash_save_status; 2002 scp->sc->flags &= ~SC_SCRN_BLANKED; 2003 if (!changemode) { 2004 if (!ISGRAPHSC(scp)) 2005 sc_draw_cursor_image(scp); 2006 --scrn_blanked; 2007 splx(s); 2008 return 0; 2009 } 2010 if (set_mode(scp) == 0) { 2011#ifndef SC_NO_PALETTE_LOADING 2012 load_palette(scp->sc->adp, scp->sc->palette); 2013#endif 2014 --scrn_blanked; 2015 splx(s); 2016 return 0; 2017 } else { 2018 scp->mode = mode; 2019 scp->status = status; 2020 splx(s); 2021 return 1; 2022 } 2023} 2024 2025static void 2026stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2027{ 2028 (*saver)(sc, FALSE); 2029 run_scrn_saver = FALSE; 2030 /* the screen saver may have chosen not to stop after all... */ 2031 if (sc->flags & SC_SCRN_BLANKED) 2032 return; 2033 2034 mark_all(sc->cur_scp); 2035 if (sc->delayed_next_scr) 2036 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2037 wakeup((caddr_t)&scrn_blanked); 2038} 2039 2040static int 2041wait_scrn_saver_stop(sc_softc_t *sc) 2042{ 2043 int error = 0; 2044 2045 while (scrn_blanked > 0) { 2046 run_scrn_saver = FALSE; 2047 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2048 error = 0; 2049 break; 2050 } 2051 error = tsleep((caddr_t)&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2052 if ((error != 0) && (error != ERESTART)) 2053 break; 2054 } 2055 run_scrn_saver = FALSE; 2056 return error; 2057} 2058#endif /* NSPLASH */ 2059 2060void 2061sc_touch_scrn_saver(void) 2062{ 2063 scsplash_stick(FALSE); 2064 run_scrn_saver = FALSE; 2065} 2066 2067int 2068sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2069{ 2070 struct tty *tp; 2071 int s; 2072 2073 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2074 2075 /* delay switch if the screen is blanked or being updated */ 2076 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2077 || sc->blink_in_progress || sc->videoio_in_progress) { 2078 sc->delayed_next_scr = next_scr + 1; 2079 sc_touch_scrn_saver(); 2080 DPRINTF(5, ("switch delayed\n")); 2081 return 0; 2082 } 2083 2084 s = spltty(); 2085 2086 /* we are in the middle of the vty switching process... */ 2087 if (sc->switch_in_progress 2088 && (sc->cur_scp->smode.mode == VT_PROCESS) 2089 && sc->cur_scp->proc) { 2090 if (sc->cur_scp->proc != pfind(sc->cur_scp->pid)) { 2091 /* 2092 * The controlling process has died!!. Do some clean up. 2093 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2094 * are not reset here yet; they will be cleared later. 2095 */ 2096 DPRINTF(5, ("cur_scp controlling process %d died, ", 2097 sc->cur_scp->pid)); 2098 if (sc->cur_scp->status & SWITCH_WAIT_REL) { 2099 /* 2100 * Force the previous switch to finish, but return now 2101 * with error. 2102 */ 2103 DPRINTF(5, ("reset WAIT_REL, ")); 2104 sc->cur_scp->status &= ~SWITCH_WAIT_REL; 2105 s = do_switch_scr(sc, s); 2106 splx(s); 2107 DPRINTF(5, ("finishing previous switch\n")); 2108 return EINVAL; 2109 } else if (sc->cur_scp->status & SWITCH_WAIT_ACQ) { 2110 /* let's assume screen switch has been completed. */ 2111 DPRINTF(5, ("reset WAIT_ACQ, ")); 2112 sc->cur_scp->status &= ~SWITCH_WAIT_ACQ; 2113 sc->switch_in_progress = 0; 2114 } else { 2115 /* 2116 * We are in between screen release and acquisition, and 2117 * reached here via scgetc() or scrn_timer() which has 2118 * interrupted exchange_scr(). Don't do anything stupid. 2119 */ 2120 DPRINTF(5, ("waiting nothing, ")); 2121 } 2122 } else { 2123 /* 2124 * The controlling process is alive, but not responding... 2125 * It is either buggy or it may be just taking time. 2126 * The following code is a gross kludge to cope with this 2127 * problem for which there is no clean solution. XXX 2128 */ 2129 if (sc->cur_scp->status & SWITCH_WAIT_REL) { 2130 switch (sc->switch_in_progress++) { 2131 case 1: 2132 break; 2133 case 2: 2134 DPRINTF(5, ("sending relsig again, ")); 2135 signal_vt_rel(sc->cur_scp); 2136 break; 2137 case 3: 2138 break; 2139 case 4: 2140 default: 2141 /* 2142 * Act as if the controlling program returned 2143 * VT_FALSE. 2144 */ 2145 DPRINTF(5, ("force reset WAIT_REL, ")); 2146 sc->cur_scp->status &= ~SWITCH_WAIT_REL; 2147 sc->switch_in_progress = 0; 2148 splx(s); 2149 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2150 return EINVAL; 2151 } 2152 } else if (sc->cur_scp->status & SWITCH_WAIT_ACQ) { 2153 switch (sc->switch_in_progress++) { 2154 case 1: 2155 break; 2156 case 2: 2157 DPRINTF(5, ("sending acqsig again, ")); 2158 signal_vt_acq(sc->cur_scp); 2159 break; 2160 case 3: 2161 break; 2162 case 4: 2163 default: 2164 /* clear the flag and finish the previous switch */ 2165 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2166 sc->cur_scp->status &= ~SWITCH_WAIT_ACQ; 2167 sc->switch_in_progress = 0; 2168 break; 2169 } 2170 } 2171 } 2172 } 2173 2174 /* 2175 * Return error if an invalid argument is given, or vty switch 2176 * is still in progress. 2177 */ 2178 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2179 || sc->switch_in_progress) { 2180 splx(s); 2181 sc_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); 2182 DPRINTF(5, ("error 1\n")); 2183 return EINVAL; 2184 } 2185 2186 /* 2187 * Don't allow switching away from the graphics mode vty 2188 * if the switch mode is VT_AUTO, unless the next vty is the same 2189 * as the current or the current vty has been closed (but showing). 2190 */ 2191 tp = VIRTUAL_TTY(sc, sc->cur_scp->index); 2192 if ((sc->cur_scp->index != next_scr) 2193 && (tp->t_state & TS_ISOPEN) 2194 && (sc->cur_scp->smode.mode == VT_AUTO) 2195 && ISGRAPHSC(sc->cur_scp)) { 2196 splx(s); 2197 sc_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); 2198 DPRINTF(5, ("error, graphics mode\n")); 2199 return EINVAL; 2200 } 2201 2202 /* 2203 * Is the wanted vty open? Don't allow switching to a closed vty. 2204 * Note that we always allow the user to switch to the kernel 2205 * console even if it is closed. 2206 */ 2207 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2208 tp = VIRTUAL_TTY(sc, next_scr); 2209 if ((tp == NULL) || !(tp->t_state & TS_ISOPEN)) { 2210 splx(s); 2211 sc_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); 2212 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2213 return EINVAL; 2214 } 2215 } 2216 2217 /* this is the start of vty switching process... */ 2218 ++sc->switch_in_progress; 2219 sc->delayed_next_scr = 0; 2220 sc->old_scp = sc->cur_scp; 2221 sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); 2222 if (sc->new_scp == sc->old_scp) { 2223 sc->switch_in_progress = 0; 2224 wakeup((caddr_t)&sc->new_scp->smode); 2225 splx(s); 2226 DPRINTF(5, ("switch done (new == old)\n")); 2227 return 0; 2228 } 2229 2230 /* has controlling process died? */ 2231 vt_proc_alive(sc->old_scp); 2232 vt_proc_alive(sc->new_scp); 2233 2234 /* wait for the controlling process to release the screen, if necessary */ 2235 if (signal_vt_rel(sc->old_scp)) { 2236 splx(s); 2237 return 0; 2238 } 2239 2240 /* go set up the new vty screen */ 2241 splx(s); 2242 exchange_scr(sc); 2243 s = spltty(); 2244 2245 /* wake up processes waiting for this vty */ 2246 wakeup((caddr_t)&sc->cur_scp->smode); 2247 2248 /* wait for the controlling process to acknowledge, if necessary */ 2249 if (signal_vt_acq(sc->cur_scp)) { 2250 splx(s); 2251 return 0; 2252 } 2253 2254 sc->switch_in_progress = 0; 2255 if (sc->unit == sc_console_unit) 2256 cons_unavail = FALSE; 2257 splx(s); 2258 DPRINTF(5, ("switch done\n")); 2259 2260 return 0; 2261} 2262 2263static int 2264do_switch_scr(sc_softc_t *sc, int s) 2265{ 2266 vt_proc_alive(sc->new_scp); 2267 2268 splx(s); 2269 exchange_scr(sc); 2270 s = spltty(); 2271 /* sc->cur_scp == sc->new_scp */ 2272 wakeup((caddr_t)&sc->cur_scp->smode); 2273 2274 /* wait for the controlling process to acknowledge, if necessary */ 2275 if (!signal_vt_acq(sc->cur_scp)) { 2276 sc->switch_in_progress = 0; 2277 if (sc->unit == sc_console_unit) 2278 cons_unavail = FALSE; 2279 } 2280 2281 return s; 2282} 2283 2284static int 2285vt_proc_alive(scr_stat *scp) 2286{ 2287 if (scp->proc) { 2288 if (scp->proc == pfind(scp->pid)) 2289 return TRUE; 2290 scp->proc = NULL; 2291 scp->smode.mode = VT_AUTO; 2292 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2293 } 2294 return FALSE; 2295} 2296 2297static int 2298signal_vt_rel(scr_stat *scp) 2299{ 2300 if (scp->smode.mode != VT_PROCESS) 2301 return FALSE; 2302 scp->status |= SWITCH_WAIT_REL; 2303 PROC_LOCK(scp->proc); 2304 psignal(scp->proc, scp->smode.relsig); 2305 PROC_UNLOCK(scp->proc); 2306 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2307 return TRUE; 2308} 2309 2310static int 2311signal_vt_acq(scr_stat *scp) 2312{ 2313 if (scp->smode.mode != VT_PROCESS) 2314 return FALSE; 2315 if (scp->sc->unit == sc_console_unit) 2316 cons_unavail = TRUE; 2317 scp->status |= SWITCH_WAIT_ACQ; 2318 PROC_LOCK(scp->proc); 2319 psignal(scp->proc, scp->smode.acqsig); 2320 PROC_UNLOCK(scp->proc); 2321 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2322 return TRUE; 2323} 2324 2325static void 2326exchange_scr(sc_softc_t *sc) 2327{ 2328 scr_stat *scp; 2329 2330 /* save the current state of video and keyboard */ 2331 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2332 if (!ISGRAPHSC(sc->old_scp)) 2333 sc_remove_cursor_image(sc->old_scp); 2334 if (sc->old_scp->kbd_mode == K_XLATE) 2335 save_kbd_state(sc->old_scp); 2336 2337 /* set up the video for the new screen */ 2338 scp = sc->cur_scp = sc->new_scp; 2339 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2340 set_mode(scp); 2341 else 2342 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2343 (void *)sc->adp->va_window, FALSE); 2344 scp->status |= MOUSE_HIDDEN; 2345 sc_move_cursor(scp, scp->xpos, scp->ypos); 2346 if (!ISGRAPHSC(scp)) 2347 sc_set_cursor_image(scp); 2348#ifndef SC_NO_PALETTE_LOADING 2349 if (ISGRAPHSC(sc->old_scp)) 2350 load_palette(sc->adp, sc->palette); 2351#endif 2352 sc_set_border(scp, scp->border); 2353 2354 /* set up the keyboard for the new screen */ 2355 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2356 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2357 update_kbd_state(scp, scp->status, LOCK_MASK); 2358 2359 mark_all(scp); 2360} 2361 2362void 2363sc_puts(scr_stat *scp, u_char *buf, int len) 2364{ 2365#if NSPLASH > 0 2366 /* make screensaver happy */ 2367 if (!sticky_splash && scp == scp->sc->cur_scp) 2368 run_scrn_saver = FALSE; 2369#endif 2370 2371 if (scp->tsw) 2372 (*scp->tsw->te_puts)(scp, buf, len); 2373 2374 if (scp->sc->delayed_next_scr) 2375 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2376} 2377 2378void 2379sc_draw_cursor_image(scr_stat *scp) 2380{ 2381 /* assert(scp == scp->sc->cur_scp); */ 2382 ++scp->sc->videoio_in_progress; 2383 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2384 scp->sc->flags & SC_BLINK_CURSOR, TRUE, 2385 sc_inside_cutmark(scp, scp->cursor_pos)); 2386 scp->cursor_oldpos = scp->cursor_pos; 2387 --scp->sc->videoio_in_progress; 2388} 2389 2390void 2391sc_remove_cursor_image(scr_stat *scp) 2392{ 2393 /* assert(scp == scp->sc->cur_scp); */ 2394 ++scp->sc->videoio_in_progress; 2395 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2396 scp->sc->flags & SC_BLINK_CURSOR, FALSE, 2397 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2398 --scp->sc->videoio_in_progress; 2399} 2400 2401static void 2402update_cursor_image(scr_stat *scp) 2403{ 2404 int blink; 2405 2406 if (scp->sc->flags & SC_CHAR_CURSOR) { 2407 scp->cursor_base = imax(0, scp->sc->cursor_base); 2408 scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size); 2409 } else { 2410 scp->cursor_base = 0; 2411 scp->cursor_height = scp->font_size; 2412 } 2413 blink = scp->sc->flags & SC_BLINK_CURSOR; 2414 2415 /* assert(scp == scp->sc->cur_scp); */ 2416 ++scp->sc->videoio_in_progress; 2417 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, blink, FALSE, 2418 sc_inside_cutmark(scp, scp->cursor_pos)); 2419 (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, blink); 2420 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, blink, TRUE, 2421 sc_inside_cutmark(scp, scp->cursor_pos)); 2422 --scp->sc->videoio_in_progress; 2423} 2424 2425void 2426sc_set_cursor_image(scr_stat *scp) 2427{ 2428 if (scp->sc->flags & SC_CHAR_CURSOR) { 2429 scp->cursor_base = imax(0, scp->sc->cursor_base); 2430 scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size); 2431 } else { 2432 scp->cursor_base = 0; 2433 scp->cursor_height = scp->font_size; 2434 } 2435 2436 /* assert(scp == scp->sc->cur_scp); */ 2437 ++scp->sc->videoio_in_progress; 2438 (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, 2439 scp->sc->flags & SC_BLINK_CURSOR); 2440 --scp->sc->videoio_in_progress; 2441} 2442 2443static void 2444scinit(int unit, int flags) 2445{ 2446 /* 2447 * When syscons is being initialized as the kernel console, malloc() 2448 * is not yet functional, because various kernel structures has not been 2449 * fully initialized yet. Therefore, we need to declare the following 2450 * static buffers for the console. This is less than ideal, 2451 * but is necessry evil for the time being. XXX 2452 */ 2453 static scr_stat main_console; 2454 static dev_t main_devs[MAXCONS]; 2455 static struct tty main_tty; 2456 static u_short sc_buffer[ROW*COL]; /* XXX */ 2457#ifndef SC_NO_FONT_LOADING 2458 static u_char font_8[256*8]; 2459 static u_char font_14[256*14]; 2460 static u_char font_16[256*16]; 2461#endif 2462 2463 sc_softc_t *sc; 2464 scr_stat *scp; 2465 video_adapter_t *adp; 2466 int col; 2467 int row; 2468 int i; 2469 2470 /* one time initialization */ 2471 if (init_done == COLD) 2472 sc_get_bios_values(&bios_value); 2473 init_done = WARM; 2474 2475 /* 2476 * Allocate resources. Even if we are being called for the second 2477 * time, we must allocate them again, because they might have 2478 * disappeared... 2479 */ 2480 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2481 adp = NULL; 2482 if (sc->adapter >= 0) { 2483 vid_release(sc->adp, (void *)&sc->adapter); 2484 adp = sc->adp; 2485 sc->adp = NULL; 2486 } 2487 if (sc->keyboard >= 0) { 2488 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2489 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2490 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2491 if (sc->kbd != NULL) { 2492 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2493 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2494 } 2495 sc->kbd = NULL; 2496 } 2497 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2498 sc->adp = vid_get_adapter(sc->adapter); 2499 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2500 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2501 sckbdevent, sc); 2502 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2503 sc->kbd = kbd_get_keyboard(sc->keyboard); 2504 if (sc->kbd != NULL) { 2505 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2506 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2507 } 2508 2509 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2510 2511 sc->initial_mode = sc->adp->va_initial_mode; 2512 2513#ifndef SC_NO_FONT_LOADING 2514 if (flags & SC_KERNEL_CONSOLE) { 2515 sc->font_8 = font_8; 2516 sc->font_14 = font_14; 2517 sc->font_16 = font_16; 2518 } else if (sc->font_8 == NULL) { 2519 /* assert(sc_malloc) */ 2520 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2521 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2522 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2523 } 2524#endif 2525 2526 /* extract the hardware cursor location and hide the cursor for now */ 2527 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2528 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2529 2530 /* set up the first console */ 2531 sc->first_vty = unit*MAXCONS; 2532 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2533 if (flags & SC_KERNEL_CONSOLE) { 2534 sc->dev = main_devs; 2535 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2536 sc->dev[0]->si_tty = &main_tty; 2537 ttyregister(&main_tty); 2538 scp = &main_console; 2539 init_scp(sc, sc->first_vty, scp); 2540 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2541 (void *)sc_buffer, FALSE); 2542 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2543 sc_init_emulator(scp, "*"); 2544 (*scp->tsw->te_default_attr)(scp, 2545 kernel_default.std_color, 2546 kernel_default.rev_color); 2547 } else { 2548 /* assert(sc_malloc) */ 2549 sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2550 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2551 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2552 scp = alloc_scp(sc, sc->first_vty); 2553 } 2554 SC_STAT(sc->dev[0]) = scp; 2555 sc->cur_scp = scp; 2556 2557 /* copy screen to temporary buffer */ 2558 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2559 (void *)scp->sc->adp->va_window, FALSE); 2560 if (ISTEXTSC(scp)) 2561 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2562 2563 /* move cursors to the initial positions */ 2564 if (col >= scp->xsize) 2565 col = 0; 2566 if (row >= scp->ysize) 2567 row = scp->ysize - 1; 2568 scp->xpos = col; 2569 scp->ypos = row; 2570 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2571 if (bios_value.cursor_end < scp->font_size) 2572 sc->cursor_base = scp->font_size - bios_value.cursor_end - 1; 2573 else 2574 sc->cursor_base = 0; 2575 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2576 sc->cursor_height = imin(i, scp->font_size); 2577#ifndef SC_NO_SYSMOUSE 2578 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2579#endif 2580 if (!ISGRAPHSC(scp)) { 2581 sc_set_cursor_image(scp); 2582 sc_draw_cursor_image(scp); 2583 } 2584 2585 /* save font and palette */ 2586#ifndef SC_NO_FONT_LOADING 2587 sc->fonts_loaded = 0; 2588 if (ISFONTAVAIL(sc->adp->va_flags)) { 2589#ifdef SC_DFLT_FONT 2590 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2591 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2592 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2593 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2594 if (scp->font_size < 14) { 2595 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2596 } else if (scp->font_size >= 16) { 2597 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2598 } else { 2599 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2600 } 2601#else /* !SC_DFLT_FONT */ 2602 if (scp->font_size < 14) { 2603 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2604 sc->fonts_loaded = FONT_8; 2605 } else if (scp->font_size >= 16) { 2606 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2607 sc->fonts_loaded = FONT_16; 2608 } else { 2609 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2610 sc->fonts_loaded = FONT_14; 2611 } 2612#endif /* SC_DFLT_FONT */ 2613 /* FONT KLUDGE: always use the font page #0. XXX */ 2614 sc_show_font(scp, 0); 2615 } 2616#endif /* !SC_NO_FONT_LOADING */ 2617 2618#ifndef SC_NO_PALETTE_LOADING 2619 save_palette(sc->adp, sc->palette); 2620#endif 2621 2622#if NSPLASH > 0 2623 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 2624 /* we are ready to put up the splash image! */ 2625 splash_init(sc->adp, scsplash_callback, sc); 2626 sc->flags |= SC_SPLASH_SCRN; 2627 } 2628#endif /* NSPLASH */ 2629 } 2630 2631 /* the rest is not necessary, if we have done it once */ 2632 if (sc->flags & SC_INIT_DONE) 2633 return; 2634 2635 /* initialize mapscrn arrays to a one to one map */ 2636 for (i = 0; i < sizeof(sc->scr_map); i++) 2637 sc->scr_map[i] = sc->scr_rmap[i] = i; 2638 2639 sc->flags |= SC_INIT_DONE; 2640} 2641 2642#if __i386__ 2643static void 2644scterm(int unit, int flags) 2645{ 2646 sc_softc_t *sc; 2647 scr_stat *scp; 2648 2649 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2650 if (sc == NULL) 2651 return; /* shouldn't happen */ 2652 2653#if NSPLASH > 0 2654 /* this console is no longer available for the splash screen */ 2655 if (sc->flags & SC_SPLASH_SCRN) { 2656 splash_term(sc->adp); 2657 sc->flags &= ~SC_SPLASH_SCRN; 2658 } 2659#endif /* NSPLASH */ 2660 2661#if 0 /* XXX */ 2662 /* move the hardware cursor to the upper-left corner */ 2663 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2664#endif 2665 2666 /* release the keyboard and the video card */ 2667 if (sc->keyboard >= 0) 2668 kbd_release(sc->kbd, &sc->keyboard); 2669 if (sc->adapter >= 0) 2670 vid_release(sc->adp, &sc->adapter); 2671 2672 /* stop the terminal emulator, if any */ 2673 scp = SC_STAT(sc->dev[0]); 2674 if (scp->tsw) 2675 (*scp->tsw->te_term)(scp, &scp->ts); 2676 if (scp->ts != NULL) 2677 free(scp->ts, M_DEVBUF); 2678 2679 /* clear the structure */ 2680 if (!(flags & SC_KERNEL_CONSOLE)) { 2681 /* XXX: We need delete_dev() for this */ 2682 free(sc->dev, M_DEVBUF); 2683#if 0 2684 /* XXX: We need a ttyunregister for this */ 2685 free(sc->tty, M_DEVBUF); 2686#endif 2687#ifndef SC_NO_FONT_LOADING 2688 free(sc->font_8, M_DEVBUF); 2689 free(sc->font_14, M_DEVBUF); 2690 free(sc->font_16, M_DEVBUF); 2691#endif 2692 /* XXX vtb, history */ 2693 } 2694 bzero(sc, sizeof(*sc)); 2695 sc->keyboard = -1; 2696 sc->adapter = -1; 2697} 2698#endif 2699 2700static void 2701scshutdown(void *arg, int howto) 2702{ 2703 /* assert(sc_console != NULL) */ 2704 2705 sc_touch_scrn_saver(); 2706 if (!cold && sc_console 2707 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2708 && sc_console->smode.mode == VT_AUTO) 2709 sc_switch_scr(sc_console->sc, sc_console->index); 2710 shutdown_in_progress = TRUE; 2711} 2712 2713int 2714sc_clean_up(scr_stat *scp) 2715{ 2716#if NSPLASH > 0 2717 int error; 2718#endif /* NSPLASH */ 2719 2720 sc_touch_scrn_saver(); 2721#if NSPLASH > 0 2722 if ((error = wait_scrn_saver_stop(scp->sc))) 2723 return error; 2724#endif /* NSPLASH */ 2725 scp->status |= MOUSE_HIDDEN; 2726 sc_remove_mouse_image(scp); 2727 sc_remove_cutmarking(scp); 2728 return 0; 2729} 2730 2731void 2732sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2733{ 2734 sc_vtb_t new; 2735 sc_vtb_t old; 2736 2737 old = scp->vtb; 2738 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2739 if (!discard && (old.vtb_flags & VTB_VALID)) { 2740 /* retain the current cursor position and buffer contants */ 2741 scp->cursor_oldpos = scp->cursor_pos; 2742 /* 2743 * This works only if the old buffer has the same size as or larger 2744 * than the new one. XXX 2745 */ 2746 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2747 scp->vtb = new; 2748 } else { 2749 scp->vtb = new; 2750 sc_vtb_destroy(&old); 2751 } 2752 2753#ifndef SC_NO_SYSMOUSE 2754 /* move the mouse cursor at the center of the screen */ 2755 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2756#endif 2757} 2758 2759static scr_stat 2760*alloc_scp(sc_softc_t *sc, int vty) 2761{ 2762 scr_stat *scp; 2763 2764 /* assert(sc_malloc) */ 2765 2766 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2767 init_scp(sc, vty, scp); 2768 2769 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2770 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2771 sc_init_emulator(scp, "*"); 2772 2773#ifndef SC_NO_CUTPASTE 2774 if (ISMOUSEAVAIL(sc->adp->va_flags)) 2775 sc_alloc_cut_buffer(scp, TRUE); 2776#endif 2777 2778#ifndef SC_NO_HISTORY 2779 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2780#endif 2781 2782 return scp; 2783} 2784 2785static void 2786init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2787{ 2788 video_info_t info; 2789 2790 bzero(scp, sizeof(*scp)); 2791 2792 scp->index = vty; 2793 scp->sc = sc; 2794 scp->status = 0; 2795 scp->mode = sc->initial_mode; 2796 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2797 if (info.vi_flags & V_INFO_GRAPHICS) { 2798 scp->status |= GRAPHICS_MODE; 2799 scp->xpixel = info.vi_width; 2800 scp->ypixel = info.vi_height; 2801 scp->xsize = info.vi_width/8; 2802 scp->ysize = info.vi_height/info.vi_cheight; 2803 scp->font_size = 0; 2804 scp->font = NULL; 2805 } else { 2806 scp->xsize = info.vi_width; 2807 scp->ysize = info.vi_height; 2808 scp->xpixel = scp->xsize*8; 2809 scp->ypixel = scp->ysize*info.vi_cheight; 2810 if (info.vi_cheight < 14) { 2811 scp->font_size = 8; 2812#ifndef SC_NO_FONT_LOADING 2813 scp->font = sc->font_8; 2814#else 2815 scp->font = NULL; 2816#endif 2817 } else if (info.vi_cheight >= 16) { 2818 scp->font_size = 16; 2819#ifndef SC_NO_FONT_LOADING 2820 scp->font = sc->font_16; 2821#else 2822 scp->font = NULL; 2823#endif 2824 } else { 2825 scp->font_size = 14; 2826#ifndef SC_NO_FONT_LOADING 2827 scp->font = sc->font_14; 2828#else 2829 scp->font = NULL; 2830#endif 2831 } 2832 } 2833 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 2834 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 2835 scp->xoff = scp->yoff = 0; 2836 scp->xpos = scp->ypos = 0; 2837 scp->start = scp->xsize * scp->ysize - 1; 2838 scp->end = 0; 2839 scp->tsw = NULL; 2840 scp->ts = NULL; 2841 scp->rndr = NULL; 2842 scp->border = BG_BLACK; 2843 scp->cursor_base = sc->cursor_base; 2844 scp->cursor_height = imin(sc->cursor_height, scp->font_size); 2845 scp->mouse_cut_start = scp->xsize*scp->ysize; 2846 scp->mouse_cut_end = -1; 2847 scp->mouse_signal = 0; 2848 scp->mouse_pid = 0; 2849 scp->mouse_proc = NULL; 2850 scp->kbd_mode = K_XLATE; 2851 scp->bell_pitch = bios_value.bell_pitch; 2852 scp->bell_duration = BELL_DURATION; 2853 scp->status |= (bios_value.shift_state & NLKED); 2854 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 2855 scp->pid = 0; 2856 scp->proc = NULL; 2857 scp->smode.mode = VT_AUTO; 2858 scp->history = NULL; 2859 scp->history_pos = 0; 2860 scp->history_size = 0; 2861} 2862 2863int 2864sc_init_emulator(scr_stat *scp, char *name) 2865{ 2866 sc_term_sw_t *sw; 2867 sc_rndr_sw_t *rndr; 2868 void *p; 2869 int error; 2870 2871 if (name == NULL) /* if no name is given, use the current emulator */ 2872 sw = scp->tsw; 2873 else /* ...otherwise find the named emulator */ 2874 sw = sc_term_match(name); 2875 if (sw == NULL) 2876 return EINVAL; 2877 2878 rndr = NULL; 2879 if (strcmp(sw->te_renderer, "*") != 0) { 2880 rndr = sc_render_match(scp, sw->te_renderer, 2881 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2882 } 2883 if (rndr == NULL) { 2884 rndr = sc_render_match(scp, scp->sc->adp->va_name, 2885 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 2886 if (rndr == NULL) 2887 return ENODEV; 2888 } 2889 2890 if (sw == scp->tsw) { 2891 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 2892 scp->rndr = rndr; 2893 sc_clear_screen(scp); 2894 /* assert(error == 0); */ 2895 return error; 2896 } 2897 2898 if (sc_malloc && (sw->te_size > 0)) 2899 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 2900 else 2901 p = NULL; 2902 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 2903 if (error) 2904 return error; 2905 2906 if (scp->tsw) 2907 (*scp->tsw->te_term)(scp, &scp->ts); 2908 if (scp->ts != NULL) 2909 free(scp->ts, M_DEVBUF); 2910 scp->tsw = sw; 2911 scp->ts = p; 2912 scp->rndr = rndr; 2913 2914 /* XXX */ 2915 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 2916 sc_clear_screen(scp); 2917 2918 return 0; 2919} 2920 2921/* 2922 * scgetc(flags) - get character from keyboard. 2923 * If flags & SCGETC_CN, then avoid harmful side effects. 2924 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 2925 * return NOKEY if there is nothing there. 2926 */ 2927static u_int 2928scgetc(sc_softc_t *sc, u_int flags) 2929{ 2930 scr_stat *scp; 2931#ifndef SC_NO_HISTORY 2932 struct tty *tp; 2933#endif 2934 u_int c; 2935 int this_scr; 2936 int f; 2937 int i; 2938 2939 if (sc->kbd == NULL) 2940 return NOKEY; 2941 2942next_code: 2943#if 1 2944 /* I don't like this, but... XXX */ 2945 if (flags & SCGETC_CN) 2946 sccnupdate(sc->cur_scp); 2947#endif 2948 scp = sc->cur_scp; 2949 /* first see if there is something in the keyboard port */ 2950 for (;;) { 2951 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 2952 if (c == ERRKEY) { 2953 if (!(flags & SCGETC_CN)) 2954 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 2955 } else if (c == NOKEY) 2956 return c; 2957 else 2958 break; 2959 } 2960 2961 /* make screensaver happy */ 2962 if (!(c & RELKEY)) 2963 sc_touch_scrn_saver(); 2964 2965 if (!(flags & SCGETC_CN)) 2966 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 2967 2968 if (scp->kbd_mode != K_XLATE) 2969 return KEYCHAR(c); 2970 2971 /* if scroll-lock pressed allow history browsing */ 2972 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 2973 2974 scp->status &= ~CURSOR_ENABLED; 2975 sc_remove_cursor_image(scp); 2976 2977#ifndef SC_NO_HISTORY 2978 if (!(scp->status & BUFFER_SAVED)) { 2979 scp->status |= BUFFER_SAVED; 2980 sc_hist_save(scp); 2981 } 2982 switch (c) { 2983 /* FIXME: key codes */ 2984 case SPCLKEY | FKEY | F(49): /* home key */ 2985 sc_remove_cutmarking(scp); 2986 sc_hist_home(scp); 2987 goto next_code; 2988 2989 case SPCLKEY | FKEY | F(57): /* end key */ 2990 sc_remove_cutmarking(scp); 2991 sc_hist_end(scp); 2992 goto next_code; 2993 2994 case SPCLKEY | FKEY | F(50): /* up arrow key */ 2995 sc_remove_cutmarking(scp); 2996 if (sc_hist_up_line(scp)) 2997 if (!(flags & SCGETC_CN)) 2998 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 2999 goto next_code; 3000 3001 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3002 sc_remove_cutmarking(scp); 3003 if (sc_hist_down_line(scp)) 3004 if (!(flags & SCGETC_CN)) 3005 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3006 goto next_code; 3007 3008 case SPCLKEY | FKEY | F(51): /* page up key */ 3009 sc_remove_cutmarking(scp); 3010 for (i=0; i<scp->ysize; i++) 3011 if (sc_hist_up_line(scp)) { 3012 if (!(flags & SCGETC_CN)) 3013 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3014 break; 3015 } 3016 goto next_code; 3017 3018 case SPCLKEY | FKEY | F(59): /* page down key */ 3019 sc_remove_cutmarking(scp); 3020 for (i=0; i<scp->ysize; i++) 3021 if (sc_hist_down_line(scp)) { 3022 if (!(flags & SCGETC_CN)) 3023 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3024 break; 3025 } 3026 goto next_code; 3027 } 3028#endif /* SC_NO_HISTORY */ 3029 } 3030 3031 /* 3032 * Process and consume special keys here. Return a plain char code 3033 * or a char code with the META flag or a function key code. 3034 */ 3035 if (c & RELKEY) { 3036 /* key released */ 3037 /* goto next_code */ 3038 } else { 3039 /* key pressed */ 3040 if (c & SPCLKEY) { 3041 c &= ~SPCLKEY; 3042 switch (KEYCHAR(c)) { 3043 /* LOCKING KEYS */ 3044 case NLK: case CLK: case ALK: 3045 break; 3046 case SLK: 3047 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3048 if (f & SLKED) { 3049 scp->status |= SLKED; 3050 } else { 3051 if (scp->status & SLKED) { 3052 scp->status &= ~SLKED; 3053#ifndef SC_NO_HISTORY 3054 if (scp->status & BUFFER_SAVED) { 3055 if (!sc_hist_restore(scp)) 3056 sc_remove_cutmarking(scp); 3057 scp->status &= ~BUFFER_SAVED; 3058 scp->status |= CURSOR_ENABLED; 3059 sc_draw_cursor_image(scp); 3060 } 3061 tp = VIRTUAL_TTY(sc, scp->index); 3062 if (tp->t_state & TS_ISOPEN) 3063 scstart(tp); 3064#endif 3065 } 3066 } 3067 break; 3068 3069 case PASTE: 3070#ifndef SC_NO_CUTPASTE 3071 sc_mouse_paste(scp); 3072#endif 3073 break; 3074 3075 /* NON-LOCKING KEYS */ 3076 case NOP: 3077 case LSH: case RSH: case LCTR: case RCTR: 3078 case LALT: case RALT: case ASH: case META: 3079 break; 3080 3081 case BTAB: 3082 if (!(sc->flags & SC_SCRN_BLANKED)) 3083 return c; 3084 break; 3085 3086 case SPSC: 3087#if NSPLASH > 0 3088 /* force activatation/deactivation of the screen saver */ 3089 if (!(sc->flags & SC_SCRN_BLANKED)) { 3090 run_scrn_saver = TRUE; 3091 sc->scrn_time_stamp -= scrn_blank_time; 3092 } 3093 if (cold) { 3094 /* 3095 * While devices are being probed, the screen saver need 3096 * to be invoked explictly. XXX 3097 */ 3098 if (sc->flags & SC_SCRN_BLANKED) { 3099 scsplash_stick(FALSE); 3100 stop_scrn_saver(sc, current_saver); 3101 } else { 3102 if (!ISGRAPHSC(scp)) { 3103 scsplash_stick(TRUE); 3104 (*current_saver)(sc, TRUE); 3105 } 3106 } 3107 } 3108#endif /* NSPLASH */ 3109 break; 3110 3111 case RBT: 3112#ifndef SC_DISABLE_REBOOT 3113 shutdown_nice(0); 3114#endif 3115 break; 3116 3117 case HALT: 3118#ifndef SC_DISABLE_REBOOT 3119 shutdown_nice(RB_HALT); 3120#endif 3121 break; 3122 3123 case PDWN: 3124#ifndef SC_DISABLE_REBOOT 3125 shutdown_nice(RB_HALT|RB_POWEROFF); 3126#endif 3127 break; 3128 3129#ifdef DEV_APM 3130 case SUSP: 3131 apm_suspend(PMST_SUSPEND); 3132 break; 3133 case STBY: 3134 apm_suspend(PMST_STANDBY); 3135 break; 3136#else 3137 case SUSP: 3138 case STBY: 3139 break; 3140#endif 3141 3142 case DBG: 3143#ifndef SC_DISABLE_DDBKEY 3144#ifdef DDB 3145 Debugger("manual escape to debugger"); 3146#else 3147 printf("No debugger in kernel\n"); 3148#endif 3149#else /* SC_DISABLE_DDBKEY */ 3150 /* do nothing */ 3151#endif /* SC_DISABLE_DDBKEY */ 3152 break; 3153 3154 case PNC: 3155 if (enable_panic_key) 3156 panic("Forced by the panic key"); 3157 break; 3158 3159 case NEXT: 3160 this_scr = scp->index; 3161 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3162 sc->first_vty + i != this_scr; 3163 i = (i + 1)%sc->vtys) { 3164 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3165 if (tp && tp->t_state & TS_ISOPEN) { 3166 sc_switch_scr(scp->sc, sc->first_vty + i); 3167 break; 3168 } 3169 } 3170 break; 3171 3172 case PREV: 3173 this_scr = scp->index; 3174 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3175 sc->first_vty + i != this_scr; 3176 i = (i + sc->vtys - 1)%sc->vtys) { 3177 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3178 if (tp && tp->t_state & TS_ISOPEN) { 3179 sc_switch_scr(scp->sc, sc->first_vty + i); 3180 break; 3181 } 3182 } 3183 break; 3184 3185 default: 3186 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3187 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3188 break; 3189 } 3190 /* assert(c & FKEY) */ 3191 if (!(sc->flags & SC_SCRN_BLANKED)) 3192 return c; 3193 break; 3194 } 3195 /* goto next_code */ 3196 } else { 3197 /* regular keys (maybe MKEY is set) */ 3198 if (!(sc->flags & SC_SCRN_BLANKED)) 3199 return c; 3200 } 3201 } 3202 3203 goto next_code; 3204} 3205 3206int 3207scmmap(dev_t dev, vm_offset_t offset, int nprot) 3208{ 3209 scr_stat *scp; 3210 3211 scp = SC_STAT(dev); 3212 if (scp != scp->sc->cur_scp) 3213 return -1; 3214 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, nprot); 3215} 3216 3217static int 3218save_kbd_state(scr_stat *scp) 3219{ 3220 int state; 3221 int error; 3222 3223 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3224 if (error == ENOIOCTL) 3225 error = ENODEV; 3226 if (error == 0) { 3227 scp->status &= ~LOCK_MASK; 3228 scp->status |= state; 3229 } 3230 return error; 3231} 3232 3233static int 3234update_kbd_state(scr_stat *scp, int new_bits, int mask) 3235{ 3236 int state; 3237 int error; 3238 3239 if (mask != LOCK_MASK) { 3240 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3241 if (error == ENOIOCTL) 3242 error = ENODEV; 3243 if (error) 3244 return error; 3245 state &= ~mask; 3246 state |= new_bits & mask; 3247 } else { 3248 state = new_bits & LOCK_MASK; 3249 } 3250 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3251 if (error == ENOIOCTL) 3252 error = ENODEV; 3253 return error; 3254} 3255 3256static int 3257update_kbd_leds(scr_stat *scp, int which) 3258{ 3259 int error; 3260 3261 which &= LOCK_MASK; 3262 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3263 if (error == ENOIOCTL) 3264 error = ENODEV; 3265 return error; 3266} 3267 3268int 3269set_mode(scr_stat *scp) 3270{ 3271 video_info_t info; 3272 3273 /* reject unsupported mode */ 3274 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3275 return 1; 3276 3277 /* if this vty is not currently showing, do nothing */ 3278 if (scp != scp->sc->cur_scp) 3279 return 0; 3280 3281 /* setup video hardware for the given mode */ 3282 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3283 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3284 (void *)scp->sc->adp->va_window, FALSE); 3285 3286#ifndef SC_NO_FONT_LOADING 3287 /* load appropriate font */ 3288 if (!(scp->status & GRAPHICS_MODE)) { 3289 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3290 if (scp->font_size < 14) { 3291 if (scp->sc->fonts_loaded & FONT_8) 3292 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3293 } else if (scp->font_size >= 16) { 3294 if (scp->sc->fonts_loaded & FONT_16) 3295 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3296 } else { 3297 if (scp->sc->fonts_loaded & FONT_14) 3298 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3299 } 3300 /* 3301 * FONT KLUDGE: 3302 * This is an interim kludge to display correct font. 3303 * Always use the font page #0 on the video plane 2. 3304 * Somehow we cannot show the font in other font pages on 3305 * some video cards... XXX 3306 */ 3307 sc_show_font(scp, 0); 3308 } 3309 mark_all(scp); 3310 } 3311#endif /* !SC_NO_FONT_LOADING */ 3312 3313 sc_set_border(scp, scp->border); 3314 sc_set_cursor_image(scp); 3315 3316 return 0; 3317} 3318 3319void 3320sc_set_border(scr_stat *scp, int color) 3321{ 3322 ++scp->sc->videoio_in_progress; 3323 (*scp->rndr->draw_border)(scp, color); 3324 --scp->sc->videoio_in_progress; 3325} 3326 3327#ifndef SC_NO_FONT_LOADING 3328void 3329sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3330 int base, int count) 3331{ 3332 sc_softc_t *sc; 3333 3334 sc = scp->sc; 3335 sc->font_loading_in_progress = TRUE; 3336 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3337 sc->font_loading_in_progress = FALSE; 3338} 3339 3340void 3341sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3342 int base, int count) 3343{ 3344 sc_softc_t *sc; 3345 3346 sc = scp->sc; 3347 sc->font_loading_in_progress = TRUE; 3348 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3349 sc->font_loading_in_progress = FALSE; 3350} 3351 3352void 3353sc_show_font(scr_stat *scp, int page) 3354{ 3355 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3356} 3357#endif /* !SC_NO_FONT_LOADING */ 3358 3359void 3360sc_paste(scr_stat *scp, u_char *p, int count) 3361{ 3362 struct tty *tp; 3363 u_char *rmap; 3364 3365 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3366 if (!(tp->t_state & TS_ISOPEN)) 3367 return; 3368 rmap = scp->sc->scr_rmap; 3369 for (; count > 0; --count) 3370 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 3371} 3372 3373void 3374sc_bell(scr_stat *scp, int pitch, int duration) 3375{ 3376 if (cold || shutdown_in_progress) 3377 return; 3378 3379 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3380 return; 3381 3382 if (scp->sc->flags & SC_VISUAL_BELL) { 3383 if (scp->sc->blink_in_progress) 3384 return; 3385 scp->sc->blink_in_progress = 3; 3386 if (scp != scp->sc->cur_scp) 3387 scp->sc->blink_in_progress += 2; 3388 blink_screen(scp->sc->cur_scp); 3389 } else { 3390 if (scp != scp->sc->cur_scp) 3391 pitch *= 2; 3392 sysbeep(pitch, duration); 3393 } 3394} 3395 3396static void 3397blink_screen(void *arg) 3398{ 3399 scr_stat *scp = arg; 3400 struct tty *tp; 3401 3402 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3403 scp->sc->blink_in_progress = 0; 3404 mark_all(scp); 3405 tp = VIRTUAL_TTY(scp->sc, scp->index); 3406 if (tp->t_state & TS_ISOPEN) 3407 scstart(tp); 3408 if (scp->sc->delayed_next_scr) 3409 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3410 } 3411 else { 3412 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3413 scp->sc->blink_in_progress & 1); 3414 scp->sc->blink_in_progress--; 3415 timeout(blink_screen, scp, hz / 10); 3416 } 3417} 3418