1 /*- 2 * Copyright (c) 1992-1998 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31 #include "opt_syscons.h" 32 #include "opt_splash.h" 33 #include "opt_ddb.h" 34 35 #include <sys/param.h> 36 #include <sys/systm.h> 37 #include <sys/conf.h> 38 #include <sys/cons.h> 39 #include <sys/consio.h> 40 #include <sys/eventhandler.h> 41 #include <sys/fbio.h> 42 #include <sys/kbio.h> 43 #include <sys/kernel.h> 44 #include <sys/lock.h> 45 #include <sys/malloc.h> 46 #include <sys/mutex.h> 47 #include <sys/proc.h> 48 #include <sys/random.h> 49 #include <sys/reboot.h> 50 #include <sys/signalvar.h> 51 #include <sys/sysctl.h> 52 #include <sys/tty.h> 53 #include <sys/power.h> 54 55 #include <machine/clock.h> 56 #include <machine/pc/display.h> 57 #ifdef __i386__ 58 #include <machine/psl.h> 59 #include <machine/apm_bios.h> 60 #include <machine/frame.h> 61 #endif 62 63 #include <dev/kbd/kbdreg.h> 64 #include <dev/fb/fbreg.h> 65 #include <dev/fb/splashreg.h> 66 #include <dev/syscons/syscons.h> 67 68 #define COLD 0 69 #define WARM 1 70 71 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 72 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 73 74 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 75 76 typedef struct default_attr { 77 int std_color; /* normal hardware color */ 78 int rev_color; /* reverse hardware color */ 79 } default_attr; 80 81 static default_attr user_default = { 82 SC_NORM_ATTR, 83 SC_NORM_REV_ATTR, 84 }; 85 86 static default_attr kernel_default = { 87 SC_KERNEL_CONS_ATTR, 88 SC_KERNEL_CONS_REV_ATTR, 89 }; 90 91 static int sc_console_unit = -1; 92 static int sc_saver_keyb_only = 1; 93 static scr_stat *sc_console; 94 static struct tty *sc_console_tty; 95 static void *kernel_console_ts; 96 97 static char init_done = COLD; 98 static char shutdown_in_progress = FALSE; 99 static char sc_malloc = FALSE; 100 101 static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 102 static int run_scrn_saver = FALSE; /* should run the saver? */ 103 static long scrn_blank_time = 0; /* screen saver timeout value */ 104 #ifdef DEV_SPLASH 105 static int scrn_blanked; /* # of blanked screen */ 106 static int sticky_splash = FALSE; 107 108 static void none_saver(sc_softc_t *sc, int blank) { } 109 static void (*current_saver)(sc_softc_t *, int) = none_saver; 110 #endif 111 112 SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 113 SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 114 SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 115 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 116 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 117 #include "font.h" 118 #endif 119 120 d_ioctl_t *sc_user_ioctl; 121 122 static bios_values_t bios_value; 123 124 static int enable_panic_key; 125 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 126 0, ""); 127 128 #define SC_CONSOLECTL 255 129 130 #define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 131 SC_DEV((sc), (x))->si_tty : NULL) 132 #define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) 133 134 static int debugger; 135 136 /* prototypes */ 137 static int scvidprobe(int unit, int flags, int cons); 138 static int sckbdprobe(int unit, int flags, int cons); 139 static void scmeminit(void *arg); 140 static int scdevtounit(dev_t dev); 141 static kbd_callback_func_t sckbdevent; 142 static int scparam(struct tty *tp, struct termios *t); 143 static void scstart(struct tty *tp); 144 static void scinit(int unit, int flags); 145 #if __i386__ || __ia64__ 146 static void scterm(int unit, int flags); 147 #endif 148 static void scshutdown(void *arg, int howto); 149 static u_int scgetc(sc_softc_t *sc, u_int flags); 150 #define SCGETC_CN 1 151 #define SCGETC_NONBLOCK 2 152 static int sccngetch(int flags); 153 static void sccnupdate(scr_stat *scp); 154 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 155 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 156 static timeout_t scrn_timer; 157 static int and_region(int *s1, int *e1, int s2, int e2); 158 static void scrn_update(scr_stat *scp, int show_cursor); 159 160 #ifdef DEV_SPLASH 161 static int scsplash_callback(int event, void *arg); 162 static void scsplash_saver(sc_softc_t *sc, int show); 163 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 164 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 165 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 166 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 167 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 168 static int wait_scrn_saver_stop(sc_softc_t *sc); 169 #define scsplash_stick(stick) (sticky_splash = (stick)) 170 #else /* !DEV_SPLASH */ 171 #define scsplash_stick(stick) 172 #endif /* DEV_SPLASH */ 173 174 static int do_switch_scr(sc_softc_t *sc, int s); 175 static int vt_proc_alive(scr_stat *scp); 176 static int signal_vt_rel(scr_stat *scp); 177 static int signal_vt_acq(scr_stat *scp); 178 static int finish_vt_rel(scr_stat *scp, int release, int *s); 179 static int finish_vt_acq(scr_stat *scp); 180 static void exchange_scr(sc_softc_t *sc); 181 static void update_cursor_image(scr_stat *scp); 182 static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 183 static int save_kbd_state(scr_stat *scp); 184 static int update_kbd_state(scr_stat *scp, int state, int mask); 185 static int update_kbd_leds(scr_stat *scp, int which); 186 static timeout_t blink_screen; 187 188 #define CDEV_MAJOR 12 189 190 static cn_probe_t sccnprobe; 191 static cn_init_t sccninit; 192 static cn_getc_t sccngetc; 193 static cn_checkc_t sccncheckc; 194 static cn_putc_t sccnputc; 195 static cn_dbctl_t sccndbctl; 196 static cn_term_t sccnterm; 197 198 #if __alpha__ 199 void sccnattach(void); 200 #endif 201 202 CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 203 sccndbctl); 204 205 static d_open_t scopen; 206 static d_close_t scclose; 207 static d_read_t scread; 208 static d_ioctl_t scioctl; 209 static d_mmap_t scmmap; 210 211 static struct cdevsw sc_cdevsw = { 212 /* open */ scopen, 213 /* close */ scclose, 214 /* read */ scread, 215 /* write */ ttywrite, 216 /* ioctl */ scioctl, 217 /* poll */ ttypoll, 218 /* mmap */ scmmap, 219 /* strategy */ nostrategy, 220 /* name */ "sc", 221 /* maj */ CDEV_MAJOR, 222 /* dump */ nodump, 223 /* psize */ nopsize, 224 /* flags */ D_TTY, 225 }; 226 227 int 228 sc_probe_unit(int unit, int flags) 229 { 230 if (!scvidprobe(unit, flags, FALSE)) { 231 if (bootverbose) 232 printf("sc%d: no video adapter found.\n", unit); 233 return ENXIO; 234 } 235 236 /* syscons will be attached even when there is no keyboard */ 237 sckbdprobe(unit, flags, FALSE); 238 239 return 0; 240 } 241 242 /* probe video adapters, return TRUE if found */ 243 static int 244 scvidprobe(int unit, int flags, int cons) 245 { 246 /* 247 * Access the video adapter driver through the back door! 248 * Video adapter drivers need to be configured before syscons. 249 * However, when syscons is being probed as the low-level console, 250 * they have not been initialized yet. We force them to initialize 251 * themselves here. XXX 252 */ 253 vid_configure(cons ? VIO_PROBE_ONLY : 0); 254 255 return (vid_find_adapter("*", unit) >= 0); 256 } 257 258 /* probe the keyboard, return TRUE if found */ 259 static int 260 sckbdprobe(int unit, int flags, int cons) 261 { 262 /* access the keyboard driver through the backdoor! */ 263 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 264 265 return (kbd_find_keyboard("*", unit) >= 0); 266 } 267 268 static char 269 *adapter_name(video_adapter_t *adp) 270 { 271 static struct { 272 int type; 273 char *name[2]; 274 } names[] = { 275 { KD_MONO, { "MDA", "MDA" } }, 276 { KD_HERCULES, { "Hercules", "Hercules" } }, 277 { KD_CGA, { "CGA", "CGA" } }, 278 { KD_EGA, { "EGA", "EGA (mono)" } }, 279 { KD_VGA, { "VGA", "VGA (mono)" } }, 280 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 281 { KD_TGA, { "TGA", "TGA" } }, 282 { -1, { "Unknown", "Unknown" } }, 283 }; 284 int i; 285 286 for (i = 0; names[i].type != -1; ++i) 287 if (names[i].type == adp->va_type) 288 break; 289 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 290 } 291 292 int 293 sc_attach_unit(int unit, int flags) 294 { 295 sc_softc_t *sc; 296 scr_stat *scp; 297 #ifdef SC_PIXEL_MODE 298 video_info_t info; 299 #endif 300 int vc; 301 dev_t dev; 302 303 flags &= ~SC_KERNEL_CONSOLE; 304 305 if (sc_console_unit == unit) { 306 /* 307 * If this unit is being used as the system console, we need to 308 * adjust some variables and buffers before and after scinit(). 309 */ 310 /* assert(sc_console != NULL) */ 311 flags |= SC_KERNEL_CONSOLE; 312 scmeminit(NULL); 313 314 scinit(unit, flags); 315 316 if (sc_console->tsw->te_size > 0) { 317 /* assert(sc_console->ts != NULL); */ 318 kernel_console_ts = sc_console->ts; 319 sc_console->ts = malloc(sc_console->tsw->te_size, 320 M_DEVBUF, M_WAITOK); 321 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 322 (*sc_console->tsw->te_default_attr)(sc_console, 323 user_default.std_color, 324 user_default.rev_color); 325 } 326 } else { 327 scinit(unit, flags); 328 } 329 330 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 331 sc->config = flags; 332 scp = SC_STAT(sc->dev[0]); 333 if (sc_console == NULL) /* sc_console_unit < 0 */ 334 sc_console = scp; 335 336 #ifdef SC_PIXEL_MODE 337 if ((sc->config & SC_VESA800X600) 338 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 339 #ifdef DEV_SPLASH 340 if (sc->flags & SC_SPLASH_SCRN) 341 splash_term(sc->adp); 342 #endif 343 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 344 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 345 sc->initial_mode = M_VESA_800x600; 346 #ifdef DEV_SPLASH 347 /* put up the splash again! */ 348 if (sc->flags & SC_SPLASH_SCRN) 349 splash_init(sc->adp, scsplash_callback, sc); 350 #endif 351 } 352 #endif /* SC_PIXEL_MODE */ 353 354 /* initialize cursor */ 355 if (!ISGRAPHSC(scp)) 356 update_cursor_image(scp); 357 358 /* get screen update going */ 359 scrn_timer(sc); 360 361 /* set up the keyboard */ 362 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 363 update_kbd_state(scp, scp->status, LOCK_MASK); 364 365 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 366 unit, adapter_name(sc->adp), sc->vtys, sc->config); 367 if (bootverbose) { 368 printf("sc%d:", unit); 369 if (sc->adapter >= 0) 370 printf(" fb%d", sc->adapter); 371 if (sc->keyboard >= 0) 372 printf(", kbd%d", sc->keyboard); 373 if (scp->tsw) 374 printf(", terminal emulator: %s (%s)", 375 scp->tsw->te_name, scp->tsw->te_desc); 376 printf("\n"); 377 } 378 379 /* register a shutdown callback for the kernel console */ 380 if (sc_console_unit == unit) 381 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 382 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 383 384 for (vc = 0; vc < sc->vtys; vc++) { 385 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 386 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 387 sc->dev[vc] = dev; 388 /* 389 * The first vty already has struct tty and scr_stat initialized 390 * in scinit(). The other vtys will have these structs when 391 * first opened. 392 */ 393 } 394 395 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 396 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 397 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 398 SC_STAT(dev) = sc_console; 399 400 return 0; 401 } 402 403 static void 404 scmeminit(void *arg) 405 { 406 if (sc_malloc) 407 return; 408 sc_malloc = TRUE; 409 410 /* 411 * As soon as malloc() becomes functional, we had better allocate 412 * various buffers for the kernel console. 413 */ 414 415 if (sc_console_unit < 0) /* sc_console == NULL */ 416 return; 417 418 /* copy the temporary buffer to the final buffer */ 419 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 420 421 #ifndef SC_NO_CUTPASTE 422 sc_alloc_cut_buffer(sc_console, FALSE); 423 #endif 424 425 #ifndef SC_NO_HISTORY 426 /* initialize history buffer & pointers */ 427 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 428 #endif 429 } 430 431 /* XXX */ 432 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 433 434 static int 435 scdevtounit(dev_t dev) 436 { 437 int vty = SC_VTY(dev); 438 439 if (vty == SC_CONSOLECTL) 440 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 441 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 442 return -1; 443 else 444 return vty/MAXCONS; 445 } 446 447 int 448 scopen(dev_t dev, int flag, int mode, struct thread *td) 449 { 450 int unit = scdevtounit(dev); 451 sc_softc_t *sc; 452 struct tty *tp; 453 scr_stat *scp; 454 keyarg_t key; 455 int error; 456 457 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 458 major(dev), minor(dev), unit, SC_VTY(dev))); 459 460 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 461 if (sc == NULL) 462 return ENXIO; 463 464 tp = dev->si_tty = ttymalloc(dev->si_tty); 465 tp->t_oproc = scstart; 466 tp->t_param = scparam; 467 tp->t_stop = nottystop; 468 tp->t_dev = dev; 469 if (!ISTTYOPEN(tp)) { 470 ttychars(tp); 471 /* Use the current setting of the <-- key as default VERASE. */ 472 /* If the Delete key is preferable, an stty is necessary */ 473 if (sc->kbd != NULL) { 474 key.keynum = KEYCODE_BS; 475 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 476 tp->t_cc[VERASE] = key.key.map[0]; 477 } 478 tp->t_iflag = TTYDEF_IFLAG; 479 tp->t_oflag = TTYDEF_OFLAG; 480 tp->t_cflag = TTYDEF_CFLAG; 481 tp->t_lflag = TTYDEF_LFLAG; 482 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 483 scparam(tp, &tp->t_termios); 484 (*linesw[tp->t_line].l_modem)(tp, 1); 485 } 486 else 487 if (tp->t_state & TS_XCLUDE && suser(td)) 488 return(EBUSY); 489 490 error = (*linesw[tp->t_line].l_open)(dev, tp); 491 492 scp = SC_STAT(dev); 493 if (scp == NULL) { 494 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 495 if (ISGRAPHSC(scp)) 496 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 497 } 498 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 499 tp->t_winsize.ws_col = scp->xsize; 500 tp->t_winsize.ws_row = scp->ysize; 501 } 502 503 return error; 504 } 505 506 int 507 scclose(dev_t dev, int flag, int mode, struct thread *td) 508 { 509 struct tty *tp = dev->si_tty; 510 scr_stat *scp; 511 int s; 512 513 if (SC_VTY(dev) != SC_CONSOLECTL) { 514 scp = SC_STAT(tp->t_dev); 515 /* were we in the middle of the VT switching process? */ 516 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 517 s = spltty(); 518 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 519 cons_unavail = FALSE; 520 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 521 DPRINTF(5, ("reset WAIT_REL, ")); 522 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 523 DPRINTF(5, ("reset WAIT_ACQ, ")); 524 #if not_yet_done 525 if (scp == &main_console) { 526 scp->pid = 0; 527 scp->proc = NULL; 528 scp->smode.mode = VT_AUTO; 529 } 530 else { 531 sc_vtb_destroy(&scp->vtb); 532 sc_vtb_destroy(&scp->scr); 533 sc_free_history_buffer(scp, scp->ysize); 534 SC_STAT(dev) = NULL; 535 free(scp, M_DEVBUF); 536 } 537 #else 538 scp->pid = 0; 539 scp->proc = NULL; 540 scp->smode.mode = VT_AUTO; 541 #endif 542 scp->kbd_mode = K_XLATE; 543 if (scp == scp->sc->cur_scp) 544 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 545 DPRINTF(5, ("done.\n")); 546 } 547 spltty(); 548 (*linesw[tp->t_line].l_close)(tp, flag); 549 ttyclose(tp); 550 spl0(); 551 return(0); 552 } 553 554 int 555 scread(dev_t dev, struct uio *uio, int flag) 556 { 557 if (!sc_saver_keyb_only) 558 sc_touch_scrn_saver(); 559 return ttyread(dev, uio, flag); 560 } 561 562 static int 563 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 564 { 565 sc_softc_t *sc; 566 struct tty *cur_tty; 567 int c; 568 size_t len; 569 u_char *cp; 570 571 sc = (sc_softc_t *)arg; 572 /* assert(thiskbd == sc->kbd) */ 573 574 switch (event) { 575 case KBDIO_KEYINPUT: 576 break; 577 case KBDIO_UNLOADING: 578 sc->kbd = NULL; 579 sc->keyboard = -1; 580 kbd_release(thiskbd, (void *)&sc->keyboard); 581 return 0; 582 default: 583 return EINVAL; 584 } 585 586 /* 587 * Loop while there is still input to get from the keyboard. 588 * I don't think this is nessesary, and it doesn't fix 589 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 590 */ 591 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 592 593 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 594 if (!ISTTYOPEN(cur_tty)) { 595 cur_tty = sc_console_tty; 596 if (!ISTTYOPEN(cur_tty)) 597 continue; 598 } 599 600 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 601 continue; 602 603 switch (KEYFLAGS(c)) { 604 case 0x0000: /* normal key */ 605 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 606 break; 607 case FKEY: /* function key, return string */ 608 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 609 if (cp != NULL) { 610 while (len-- > 0) 611 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 612 } 613 break; 614 case MKEY: /* meta is active, prepend ESC */ 615 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 616 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 617 break; 618 case BKEY: /* backtab fixed sequence (esc [ Z) */ 619 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 620 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 621 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 622 break; 623 } 624 } 625 626 sc->cur_scp->status |= MOUSE_HIDDEN; 627 628 return 0; 629 } 630 631 static int 632 scparam(struct tty *tp, struct termios *t) 633 { 634 tp->t_ispeed = t->c_ispeed; 635 tp->t_ospeed = t->c_ospeed; 636 tp->t_cflag = t->c_cflag; 637 return 0; 638 } 639 640 int 641 scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct thread *td) 642 { 643 int error; 644 int i; 645 struct tty *tp; 646 sc_softc_t *sc; 647 scr_stat *scp; 648 int s; 649 650 tp = dev->si_tty; 651 652 /* If there is a user_ioctl function call that first */ 653 if (sc_user_ioctl) { 654 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 655 if (error != ENOIOCTL) 656 return error; 657 } 658 659 error = sc_vid_ioctl(tp, cmd, data, flag, td); 660 if (error != ENOIOCTL) 661 return error; 662 663 #ifndef SC_NO_HISTORY 664 error = sc_hist_ioctl(tp, cmd, data, flag, td); 665 if (error != ENOIOCTL) 666 return error; 667 #endif 668 669 #ifndef SC_NO_SYSMOUSE 670 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 671 if (error != ENOIOCTL) 672 return error; 673 #endif 674 675 scp = SC_STAT(tp->t_dev); 676 /* assert(scp != NULL) */ 677 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 678 sc = scp->sc; 679 680 if (scp->tsw) { 681 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 682 if (error != ENOIOCTL) 683 return error; 684 } 685 686 switch (cmd) { /* process console hardware related ioctl's */ 687 688 case GIO_ATTR: /* get current attributes */ 689 /* this ioctl is not processed here, but in the terminal emulator */ 690 return ENOTTY; 691 692 case GIO_COLOR: /* is this a color console ? */ 693 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 694 return 0; 695 696 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 697 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 698 return EINVAL; 699 s = spltty(); 700 scrn_blank_time = *(int *)data; 701 run_scrn_saver = (scrn_blank_time != 0); 702 splx(s); 703 return 0; 704 705 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 706 s = spltty(); 707 *(int *)data &= CONS_CURSOR_ATTRS; 708 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 709 splx(s); 710 return 0; 711 712 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 713 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 714 ((int *)data)[0] = scp->curr_curs_attr.flags; 715 ((int *)data)[1] = scp->curr_curs_attr.base; 716 ((int *)data)[2] = scp->curr_curs_attr.height; 717 } else { 718 ((int *)data)[0] = sc->curs_attr.flags; 719 ((int *)data)[1] = sc->curs_attr.base; 720 ((int *)data)[2] = sc->curs_attr.height; 721 } 722 return 0; 723 724 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 725 s = spltty(); 726 sc_change_cursor_shape(scp, ((int *)data)[0], 727 ((int *)data)[1], ((int *)data)[2]); 728 splx(s); 729 return 0; 730 731 case CONS_BELLTYPE: /* set bell type sound/visual */ 732 if ((*(int *)data) & 0x01) 733 sc->flags |= SC_VISUAL_BELL; 734 else 735 sc->flags &= ~SC_VISUAL_BELL; 736 if ((*(int *)data) & 0x02) 737 sc->flags |= SC_QUIET_BELL; 738 else 739 sc->flags &= ~SC_QUIET_BELL; 740 return 0; 741 742 case CONS_GETINFO: /* get current (virtual) console info */ 743 { 744 vid_info_t *ptr = (vid_info_t*)data; 745 if (ptr->size == sizeof(struct vid_info)) { 746 ptr->m_num = sc->cur_scp->index; 747 ptr->font_size = scp->font_size; 748 ptr->mv_col = scp->xpos; 749 ptr->mv_row = scp->ypos; 750 ptr->mv_csz = scp->xsize; 751 ptr->mv_rsz = scp->ysize; 752 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 753 /* 754 * The following fields are filled by the terminal emulator. XXX 755 * 756 * ptr->mv_norm.fore 757 * ptr->mv_norm.back 758 * ptr->mv_rev.fore 759 * ptr->mv_rev.back 760 */ 761 ptr->mv_grfc.fore = 0; /* not supported */ 762 ptr->mv_grfc.back = 0; /* not supported */ 763 ptr->mv_ovscan = scp->border; 764 if (scp == sc->cur_scp) 765 save_kbd_state(scp); 766 ptr->mk_keylock = scp->status & LOCK_MASK; 767 return 0; 768 } 769 return EINVAL; 770 } 771 772 case CONS_GETVERS: /* get version number */ 773 *(int*)data = 0x200; /* version 2.0 */ 774 return 0; 775 776 case CONS_IDLE: /* see if the screen has been idle */ 777 /* 778 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 779 * the user process may have been writing something on the 780 * screen and syscons is not aware of it. Declare the screen 781 * is NOT idle if it is in one of these modes. But there is 782 * an exception to it; if a screen saver is running in the 783 * graphics mode in the current screen, we should say that the 784 * screen has been idle. 785 */ 786 *(int *)data = (sc->flags & SC_SCRN_IDLE) 787 && (!ISGRAPHSC(sc->cur_scp) 788 || (sc->cur_scp->status & SAVER_RUNNING)); 789 return 0; 790 791 case CONS_SAVERMODE: /* set saver mode */ 792 switch(*(int *)data) { 793 case CONS_NO_SAVER: 794 case CONS_USR_SAVER: 795 /* if a LKM screen saver is running, stop it first. */ 796 scsplash_stick(FALSE); 797 saver_mode = *(int *)data; 798 s = spltty(); 799 #ifdef DEV_SPLASH 800 if ((error = wait_scrn_saver_stop(NULL))) { 801 splx(s); 802 return error; 803 } 804 #endif 805 run_scrn_saver = TRUE; 806 if (saver_mode == CONS_USR_SAVER) 807 scp->status |= SAVER_RUNNING; 808 else 809 scp->status &= ~SAVER_RUNNING; 810 scsplash_stick(TRUE); 811 splx(s); 812 break; 813 case CONS_LKM_SAVER: 814 s = spltty(); 815 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 816 scp->status &= ~SAVER_RUNNING; 817 saver_mode = *(int *)data; 818 splx(s); 819 break; 820 default: 821 return EINVAL; 822 } 823 return 0; 824 825 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 826 /* 827 * Note that this ioctl does not guarantee the screen saver 828 * actually starts or stops. It merely attempts to do so... 829 */ 830 s = spltty(); 831 run_scrn_saver = (*(int *)data != 0); 832 if (run_scrn_saver) 833 sc->scrn_time_stamp -= scrn_blank_time; 834 splx(s); 835 return 0; 836 837 case CONS_SCRSHOT: /* get a screen shot */ 838 { 839 int retval, hist_rsz; 840 size_t lsize, csize; 841 vm_offset_t frbp, hstp; 842 unsigned lnum; 843 scrshot_t *ptr = (scrshot_t *)data; 844 void *outp = ptr->buf; 845 846 s = spltty(); 847 if (ISGRAPHSC(scp)) { 848 splx(s); 849 return EOPNOTSUPP; 850 } 851 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 852 if ((ptr->x + ptr->xsize) > scp->xsize || 853 (ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 854 splx(s); 855 return EINVAL; 856 } 857 858 lsize = scp->xsize * sizeof(u_int16_t); 859 csize = ptr->xsize * sizeof(u_int16_t); 860 /* Pointer to the last line of framebuffer */ 861 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 862 sizeof(u_int16_t); 863 /* Pointer to the last line of target buffer */ 864 (vm_offset_t)outp += ptr->ysize * csize; 865 /* Pointer to the last line of history buffer */ 866 if (scp->history != NULL) 867 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 868 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 869 else 870 hstp = 0; 871 872 retval = 0; 873 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 874 if (lnum < scp->ysize) { 875 frbp -= lsize; 876 } else { 877 hstp -= lsize; 878 if (hstp < scp->history->vtb_buffer) 879 hstp += scp->history->vtb_rows * lsize; 880 frbp = hstp; 881 } 882 if (lnum < ptr->y) 883 continue; 884 (vm_offset_t)outp -= csize; 885 retval = copyout((void *)frbp, outp, csize); 886 if (retval != 0) 887 break; 888 } 889 splx(s); 890 return retval; 891 } 892 893 case VT_SETMODE: /* set screen switcher mode */ 894 { 895 struct vt_mode *mode; 896 struct proc *p1; 897 898 mode = (struct vt_mode *)data; 899 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 900 if (scp->smode.mode == VT_PROCESS) { 901 p1 = pfind(scp->pid); 902 if (scp->proc == p1 && scp->proc != td->td_proc) { 903 if (p1) 904 PROC_UNLOCK(p1); 905 DPRINTF(5, ("error EPERM\n")); 906 return EPERM; 907 } 908 if (p1) 909 PROC_UNLOCK(p1); 910 } 911 s = spltty(); 912 if (mode->mode == VT_AUTO) { 913 scp->smode.mode = VT_AUTO; 914 scp->proc = NULL; 915 scp->pid = 0; 916 DPRINTF(5, ("VT_AUTO, ")); 917 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 918 cons_unavail = FALSE; 919 /* were we in the middle of the vty switching process? */ 920 if (finish_vt_rel(scp, TRUE, &s) == 0) 921 DPRINTF(5, ("reset WAIT_REL, ")); 922 if (finish_vt_acq(scp) == 0) 923 DPRINTF(5, ("reset WAIT_ACQ, ")); 924 } else { 925 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 926 || !ISSIGVALID(mode->frsig)) { 927 splx(s); 928 DPRINTF(5, ("error EINVAL\n")); 929 return EINVAL; 930 } 931 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 932 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 933 scp->proc = td->td_proc; 934 scp->pid = scp->proc->p_pid; 935 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 936 cons_unavail = TRUE; 937 } 938 splx(s); 939 DPRINTF(5, ("\n")); 940 return 0; 941 } 942 943 case VT_GETMODE: /* get screen switcher mode */ 944 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 945 return 0; 946 947 case VT_RELDISP: /* screen switcher ioctl */ 948 s = spltty(); 949 /* 950 * This must be the current vty which is in the VT_PROCESS 951 * switching mode... 952 */ 953 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 954 splx(s); 955 return EINVAL; 956 } 957 /* ...and this process is controlling it. */ 958 if (scp->proc != td->td_proc) { 959 splx(s); 960 return EPERM; 961 } 962 error = EINVAL; 963 switch(*(int *)data) { 964 case VT_FALSE: /* user refuses to release screen, abort */ 965 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 966 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 967 break; 968 case VT_TRUE: /* user has released screen, go on */ 969 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 970 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 971 break; 972 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 973 if ((error = finish_vt_acq(scp)) == 0) 974 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 975 break; 976 default: 977 break; 978 } 979 splx(s); 980 return error; 981 982 case VT_OPENQRY: /* return free virtual console */ 983 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 984 tp = VIRTUAL_TTY(sc, i); 985 if (!ISTTYOPEN(tp)) { 986 *(int *)data = i + 1; 987 return 0; 988 } 989 } 990 return EINVAL; 991 992 case VT_ACTIVATE: /* switch to screen *data */ 993 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 994 s = spltty(); 995 sc_clean_up(sc->cur_scp); 996 splx(s); 997 return sc_switch_scr(sc, i); 998 999 case VT_WAITACTIVE: /* wait for switch to occur */ 1000 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1001 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1002 return EINVAL; 1003 s = spltty(); 1004 error = sc_clean_up(sc->cur_scp); 1005 splx(s); 1006 if (error) 1007 return error; 1008 scp = SC_STAT(SC_DEV(sc, i)); 1009 if (scp == scp->sc->cur_scp) 1010 return 0; 1011 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, 1012 "waitvt", 0)) == ERESTART) ; 1013 return error; 1014 1015 case VT_GETACTIVE: /* get active vty # */ 1016 *(int *)data = sc->cur_scp->index + 1; 1017 return 0; 1018 1019 case VT_GETINDEX: /* get this vty # */ 1020 *(int *)data = scp->index + 1; 1021 return 0; 1022 1023 case VT_LOCKSWITCH: /* prevent vty switching */ 1024 if ((*(int *)data) & 0x01) 1025 sc->flags |= SC_SCRN_VTYLOCK; 1026 else 1027 sc->flags &= ~SC_SCRN_VTYLOCK; 1028 return 0; 1029 1030 case KDENABIO: /* allow io operations */ 1031 error = suser(td); 1032 if (error != 0) 1033 return error; 1034 error = securelevel_gt(td->td_ucred, 0); 1035 if (error != 0) 1036 return error; 1037 #ifdef __i386__ 1038 td->td_frame->tf_eflags |= PSL_IOPL; 1039 #endif 1040 return 0; 1041 1042 case KDDISABIO: /* disallow io operations (default) */ 1043 #ifdef __i386__ 1044 td->td_frame->tf_eflags &= ~PSL_IOPL; 1045 #endif 1046 return 0; 1047 1048 case KDSKBSTATE: /* set keyboard state (locks) */ 1049 if (*(int *)data & ~LOCK_MASK) 1050 return EINVAL; 1051 scp->status &= ~LOCK_MASK; 1052 scp->status |= *(int *)data; 1053 if (scp == sc->cur_scp) 1054 update_kbd_state(scp, scp->status, LOCK_MASK); 1055 return 0; 1056 1057 case KDGKBSTATE: /* get keyboard state (locks) */ 1058 if (scp == sc->cur_scp) 1059 save_kbd_state(scp); 1060 *(int *)data = scp->status & LOCK_MASK; 1061 return 0; 1062 1063 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1064 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1065 error = kbd_ioctl(sc->kbd, cmd, data); 1066 if (error == ENOIOCTL) 1067 error = ENODEV; 1068 return error; 1069 1070 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1071 if (*(int *)data & ~0x7f) 1072 return EINVAL; 1073 error = kbd_ioctl(sc->kbd, cmd, data); 1074 if (error == ENOIOCTL) 1075 error = ENODEV; 1076 return error; 1077 1078 case KDSKBMODE: /* set keyboard mode */ 1079 switch (*(int *)data) { 1080 case K_XLATE: /* switch to XLT ascii mode */ 1081 case K_RAW: /* switch to RAW scancode mode */ 1082 case K_CODE: /* switch to CODE mode */ 1083 scp->kbd_mode = *(int *)data; 1084 if (scp == sc->cur_scp) 1085 kbd_ioctl(sc->kbd, cmd, data); 1086 return 0; 1087 default: 1088 return EINVAL; 1089 } 1090 /* NOT REACHED */ 1091 1092 case KDGKBMODE: /* get keyboard mode */ 1093 *(int *)data = scp->kbd_mode; 1094 return 0; 1095 1096 case KDGKBINFO: 1097 error = kbd_ioctl(sc->kbd, cmd, data); 1098 if (error == ENOIOCTL) 1099 error = ENODEV; 1100 return error; 1101 1102 case KDMKTONE: /* sound the bell */ 1103 if (*(int*)data) 1104 sc_bell(scp, (*(int*)data)&0xffff, 1105 (((*(int*)data)>>16)&0xffff)*hz/1000); 1106 else 1107 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1108 return 0; 1109 1110 case KIOCSOUND: /* make tone (*data) hz */ 1111 if (scp == sc->cur_scp) { 1112 if (*(int *)data) 1113 return sc_tone(*(int *)data); 1114 else 1115 return sc_tone(0); 1116 } 1117 return 0; 1118 1119 case KDGKBTYPE: /* get keyboard type */ 1120 error = kbd_ioctl(sc->kbd, cmd, data); 1121 if (error == ENOIOCTL) { 1122 /* always return something? XXX */ 1123 *(int *)data = 0; 1124 } 1125 return 0; 1126 1127 case KDSETLED: /* set keyboard LED status */ 1128 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1129 return EINVAL; 1130 scp->status &= ~LED_MASK; 1131 scp->status |= *(int *)data; 1132 if (scp == sc->cur_scp) 1133 update_kbd_leds(scp, scp->status); 1134 return 0; 1135 1136 case KDGETLED: /* get keyboard LED status */ 1137 if (scp == sc->cur_scp) 1138 save_kbd_state(scp); 1139 *(int *)data = scp->status & LED_MASK; 1140 return 0; 1141 1142 case CONS_SETKBD: /* set the new keyboard */ 1143 { 1144 keyboard_t *newkbd; 1145 1146 s = spltty(); 1147 newkbd = kbd_get_keyboard(*(int *)data); 1148 if (newkbd == NULL) { 1149 splx(s); 1150 return EINVAL; 1151 } 1152 error = 0; 1153 if (sc->kbd != newkbd) { 1154 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1155 (void *)&sc->keyboard, sckbdevent, sc); 1156 /* i == newkbd->kb_index */ 1157 if (i >= 0) { 1158 if (sc->kbd != NULL) { 1159 save_kbd_state(sc->cur_scp); 1160 kbd_release(sc->kbd, (void *)&sc->keyboard); 1161 } 1162 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1163 sc->keyboard = i; 1164 kbd_ioctl(sc->kbd, KDSKBMODE, 1165 (caddr_t)&sc->cur_scp->kbd_mode); 1166 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1167 LOCK_MASK); 1168 } else { 1169 error = EPERM; /* XXX */ 1170 } 1171 } 1172 splx(s); 1173 return error; 1174 } 1175 1176 case CONS_RELKBD: /* release the current keyboard */ 1177 s = spltty(); 1178 error = 0; 1179 if (sc->kbd != NULL) { 1180 save_kbd_state(sc->cur_scp); 1181 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1182 if (error == 0) { 1183 sc->kbd = NULL; 1184 sc->keyboard = -1; 1185 } 1186 } 1187 splx(s); 1188 return error; 1189 1190 case CONS_GETTERM: /* get the current terminal emulator info */ 1191 { 1192 sc_term_sw_t *sw; 1193 1194 if (((term_info_t *)data)->ti_index == 0) { 1195 sw = scp->tsw; 1196 } else { 1197 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1198 } 1199 if (sw != NULL) { 1200 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1201 sizeof(((term_info_t *)data)->ti_name)); 1202 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1203 sizeof(((term_info_t *)data)->ti_desc)); 1204 ((term_info_t *)data)->ti_flags = 0; 1205 return 0; 1206 } else { 1207 ((term_info_t *)data)->ti_name[0] = '\0'; 1208 ((term_info_t *)data)->ti_desc[0] = '\0'; 1209 ((term_info_t *)data)->ti_flags = 0; 1210 return EINVAL; 1211 } 1212 } 1213 1214 case CONS_SETTERM: /* set the current terminal emulator */ 1215 s = spltty(); 1216 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1217 /* FIXME: what if scp == sc_console! XXX */ 1218 splx(s); 1219 return error; 1220 1221 case GIO_SCRNMAP: /* get output translation table */ 1222 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1223 return 0; 1224 1225 case PIO_SCRNMAP: /* set output translation table */ 1226 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1227 for (i=0; i<sizeof(sc->scr_map); i++) { 1228 sc->scr_rmap[sc->scr_map[i]] = i; 1229 } 1230 return 0; 1231 1232 case GIO_KEYMAP: /* get keyboard translation table */ 1233 case PIO_KEYMAP: /* set keyboard translation table */ 1234 case GIO_DEADKEYMAP: /* get accent key translation table */ 1235 case PIO_DEADKEYMAP: /* set accent key translation table */ 1236 case GETFKEY: /* get function key string */ 1237 case SETFKEY: /* set function key string */ 1238 error = kbd_ioctl(sc->kbd, cmd, data); 1239 if (error == ENOIOCTL) 1240 error = ENODEV; 1241 return error; 1242 1243 #ifndef SC_NO_FONT_LOADING 1244 1245 case PIO_FONT8x8: /* set 8x8 dot font */ 1246 if (!ISFONTAVAIL(sc->adp->va_flags)) 1247 return ENXIO; 1248 bcopy(data, sc->font_8, 8*256); 1249 sc->fonts_loaded |= FONT_8; 1250 /* 1251 * FONT KLUDGE 1252 * Always use the font page #0. XXX 1253 * Don't load if the current font size is not 8x8. 1254 */ 1255 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1256 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1257 return 0; 1258 1259 case GIO_FONT8x8: /* get 8x8 dot font */ 1260 if (!ISFONTAVAIL(sc->adp->va_flags)) 1261 return ENXIO; 1262 if (sc->fonts_loaded & FONT_8) { 1263 bcopy(sc->font_8, data, 8*256); 1264 return 0; 1265 } 1266 else 1267 return ENXIO; 1268 1269 case PIO_FONT8x14: /* set 8x14 dot font */ 1270 if (!ISFONTAVAIL(sc->adp->va_flags)) 1271 return ENXIO; 1272 bcopy(data, sc->font_14, 14*256); 1273 sc->fonts_loaded |= FONT_14; 1274 /* 1275 * FONT KLUDGE 1276 * Always use the font page #0. XXX 1277 * Don't load if the current font size is not 8x14. 1278 */ 1279 if (ISTEXTSC(sc->cur_scp) 1280 && (sc->cur_scp->font_size >= 14) 1281 && (sc->cur_scp->font_size < 16)) 1282 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1283 return 0; 1284 1285 case GIO_FONT8x14: /* get 8x14 dot font */ 1286 if (!ISFONTAVAIL(sc->adp->va_flags)) 1287 return ENXIO; 1288 if (sc->fonts_loaded & FONT_14) { 1289 bcopy(sc->font_14, data, 14*256); 1290 return 0; 1291 } 1292 else 1293 return ENXIO; 1294 1295 case PIO_FONT8x16: /* set 8x16 dot font */ 1296 if (!ISFONTAVAIL(sc->adp->va_flags)) 1297 return ENXIO; 1298 bcopy(data, sc->font_16, 16*256); 1299 sc->fonts_loaded |= FONT_16; 1300 /* 1301 * FONT KLUDGE 1302 * Always use the font page #0. XXX 1303 * Don't load if the current font size is not 8x16. 1304 */ 1305 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1306 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1307 return 0; 1308 1309 case GIO_FONT8x16: /* get 8x16 dot font */ 1310 if (!ISFONTAVAIL(sc->adp->va_flags)) 1311 return ENXIO; 1312 if (sc->fonts_loaded & FONT_16) { 1313 bcopy(sc->font_16, data, 16*256); 1314 return 0; 1315 } 1316 else 1317 return ENXIO; 1318 1319 #endif /* SC_NO_FONT_LOADING */ 1320 1321 default: 1322 break; 1323 } 1324 1325 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, td); 1326 if (error != ENOIOCTL) 1327 return(error); 1328 error = ttioctl(tp, cmd, data, flag); 1329 if (error != ENOIOCTL) 1330 return(error); 1331 return(ENOTTY); 1332 } 1333 1334 static void 1335 scstart(struct tty *tp) 1336 { 1337 struct clist *rbp; 1338 int s, len; 1339 u_char buf[PCBURST]; 1340 scr_stat *scp = SC_STAT(tp->t_dev); 1341 1342 if (scp->status & SLKED || scp->sc->blink_in_progress) 1343 return; 1344 s = spltty(); 1345 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1346 tp->t_state |= TS_BUSY; 1347 rbp = &tp->t_outq; 1348 while (rbp->c_cc) { 1349 len = q_to_b(rbp, buf, PCBURST); 1350 splx(s); 1351 sc_puts(scp, buf, len); 1352 s = spltty(); 1353 } 1354 tp->t_state &= ~TS_BUSY; 1355 ttwwakeup(tp); 1356 } 1357 splx(s); 1358 } 1359 1360 static void 1361 sccnprobe(struct consdev *cp) 1362 { 1363 #if __i386__ || __ia64__ 1364 int unit; 1365 int flags; 1366 1367 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1368 1369 /* a video card is always required */ 1370 if (!scvidprobe(unit, flags, TRUE)) 1371 cp->cn_pri = CN_DEAD; 1372 1373 /* syscons will become console even when there is no keyboard */ 1374 sckbdprobe(unit, flags, TRUE); 1375 1376 if (cp->cn_pri == CN_DEAD) 1377 return; 1378 1379 /* initialize required fields */ 1380 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLECTL); 1381 #endif /* __i386__ || __ia64__ */ 1382 1383 #if __alpha__ 1384 /* 1385 * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() 1386 * interface to install the console. Always return CN_DEAD from 1387 * here. 1388 */ 1389 cp->cn_pri = CN_DEAD; 1390 #endif /* __alpha__ */ 1391 } 1392 1393 static void 1394 sccninit(struct consdev *cp) 1395 { 1396 #if __i386__ || __ia64__ 1397 int unit; 1398 int flags; 1399 1400 sc_get_cons_priority(&unit, &flags); 1401 scinit(unit, flags | SC_KERNEL_CONSOLE); 1402 sc_console_unit = unit; 1403 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1404 #endif /* __i386__ */ 1405 1406 #if __alpha__ 1407 /* SHOULDN'T REACH HERE */ 1408 #endif /* __alpha__ */ 1409 } 1410 1411 static void 1412 sccnterm(struct consdev *cp) 1413 { 1414 /* we are not the kernel console any more, release everything */ 1415 1416 if (sc_console_unit < 0) 1417 return; /* shouldn't happen */ 1418 1419 #if __i386__ || __ia64__ 1420 #if 0 /* XXX */ 1421 sc_clear_screen(sc_console); 1422 sccnupdate(sc_console); 1423 #endif 1424 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1425 sc_console_unit = -1; 1426 sc_console = NULL; 1427 #endif /* __i386__ */ 1428 1429 #if __alpha__ 1430 /* do nothing XXX */ 1431 #endif /* __alpha__ */ 1432 } 1433 1434 #ifdef __alpha__ 1435 1436 void 1437 sccnattach(void) 1438 { 1439 static struct consdev consdev; 1440 int unit; 1441 int flags; 1442 1443 bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); 1444 consdev.cn_pri = sc_get_cons_priority(&unit, &flags); 1445 1446 /* a video card is always required */ 1447 if (!scvidprobe(unit, flags, TRUE)) 1448 consdev.cn_pri = CN_DEAD; 1449 1450 /* alpha doesn't allow the console being without a keyboard... Why? */ 1451 if (!sckbdprobe(unit, flags, TRUE)) 1452 consdev.cn_pri = CN_DEAD; 1453 1454 if (consdev.cn_pri == CN_DEAD) 1455 return; 1456 1457 scinit(unit, flags | SC_KERNEL_CONSOLE); 1458 sc_console_unit = unit; 1459 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1460 consdev.cn_dev = makedev(CDEV_MAJOR, 0); 1461 cnadd(&consdev); 1462 } 1463 1464 #endif /* __alpha__ */ 1465 1466 static void 1467 sccnputc(dev_t dev, int c) 1468 { 1469 u_char buf[1]; 1470 scr_stat *scp = sc_console; 1471 void *save; 1472 #ifndef SC_NO_HISTORY 1473 struct tty *tp; 1474 #endif /* !SC_NO_HISTORY */ 1475 int s; 1476 1477 /* assert(sc_console != NULL) */ 1478 1479 #ifndef SC_NO_HISTORY 1480 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1481 scp->status &= ~SLKED; 1482 update_kbd_state(scp, scp->status, SLKED); 1483 if (scp->status & BUFFER_SAVED) { 1484 if (!sc_hist_restore(scp)) 1485 sc_remove_cutmarking(scp); 1486 scp->status &= ~BUFFER_SAVED; 1487 scp->status |= CURSOR_ENABLED; 1488 sc_draw_cursor_image(scp); 1489 } 1490 tp = VIRTUAL_TTY(scp->sc, scp->index); 1491 if (ISTTYOPEN(tp)) 1492 scstart(tp); 1493 } 1494 #endif /* !SC_NO_HISTORY */ 1495 1496 save = scp->ts; 1497 if (kernel_console_ts != NULL) 1498 scp->ts = kernel_console_ts; 1499 buf[0] = c; 1500 sc_puts(scp, buf, 1); 1501 scp->ts = save; 1502 1503 s = spltty(); /* block sckbdevent and scrn_timer */ 1504 sccnupdate(scp); 1505 splx(s); 1506 } 1507 1508 static int 1509 sccngetc(dev_t dev) 1510 { 1511 return sccngetch(0); 1512 } 1513 1514 static int 1515 sccncheckc(dev_t dev) 1516 { 1517 return sccngetch(SCGETC_NONBLOCK); 1518 } 1519 1520 static void 1521 sccndbctl(dev_t dev, int on) 1522 { 1523 /* assert(sc_console_unit >= 0) */ 1524 /* try to switch to the kernel console screen */ 1525 if (on && debugger == 0) { 1526 /* 1527 * TRY to make sure the screen saver is stopped, 1528 * and the screen is updated before switching to 1529 * the vty0. 1530 */ 1531 scrn_timer(NULL); 1532 if (!cold 1533 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1534 && sc_console->smode.mode == VT_AUTO) { 1535 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1536 ++debugger; /* XXX */ 1537 sc_switch_scr(sc_console->sc, sc_console->index); 1538 --debugger; /* XXX */ 1539 } 1540 } 1541 if (on) 1542 ++debugger; 1543 else 1544 --debugger; 1545 } 1546 1547 static int 1548 sccngetch(int flags) 1549 { 1550 static struct fkeytab fkey; 1551 static int fkeycp; 1552 scr_stat *scp; 1553 u_char *p; 1554 int cur_mode; 1555 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1556 int c; 1557 1558 /* assert(sc_console != NULL) */ 1559 1560 /* 1561 * Stop the screen saver and update the screen if necessary. 1562 * What if we have been running in the screen saver code... XXX 1563 */ 1564 sc_touch_scrn_saver(); 1565 scp = sc_console->sc->cur_scp; /* XXX */ 1566 sccnupdate(scp); 1567 1568 if (fkeycp < fkey.len) { 1569 splx(s); 1570 return fkey.str[fkeycp++]; 1571 } 1572 1573 if (scp->sc->kbd == NULL) { 1574 splx(s); 1575 return -1; 1576 } 1577 1578 /* 1579 * Make sure the keyboard is accessible even when the kbd device 1580 * driver is disabled. 1581 */ 1582 kbd_enable(scp->sc->kbd); 1583 1584 /* we shall always use the keyboard in the XLATE mode here */ 1585 cur_mode = scp->kbd_mode; 1586 scp->kbd_mode = K_XLATE; 1587 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1588 1589 kbd_poll(scp->sc->kbd, TRUE); 1590 c = scgetc(scp->sc, SCGETC_CN | flags); 1591 kbd_poll(scp->sc->kbd, FALSE); 1592 1593 scp->kbd_mode = cur_mode; 1594 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1595 kbd_disable(scp->sc->kbd); 1596 splx(s); 1597 1598 switch (KEYFLAGS(c)) { 1599 case 0: /* normal char */ 1600 return KEYCHAR(c); 1601 case FKEY: /* function key */ 1602 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1603 fkey.len = fkeycp; 1604 if ((p != NULL) && (fkey.len > 0)) { 1605 bcopy(p, fkey.str, fkey.len); 1606 fkeycp = 1; 1607 return fkey.str[0]; 1608 } 1609 return c; /* XXX */ 1610 case NOKEY: 1611 case ERRKEY: 1612 default: 1613 return -1; 1614 } 1615 /* NOT REACHED */ 1616 } 1617 1618 static void 1619 sccnupdate(scr_stat *scp) 1620 { 1621 /* this is a cut-down version of scrn_timer()... */ 1622 1623 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1624 return; 1625 1626 if (debugger > 0 || panicstr || shutdown_in_progress) { 1627 sc_touch_scrn_saver(); 1628 } else if (scp != scp->sc->cur_scp) { 1629 return; 1630 } 1631 1632 if (!run_scrn_saver) 1633 scp->sc->flags &= ~SC_SCRN_IDLE; 1634 #ifdef DEV_SPLASH 1635 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1636 if (scp->sc->flags & SC_SCRN_BLANKED) 1637 stop_scrn_saver(scp->sc, current_saver); 1638 #endif 1639 1640 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1641 || scp->sc->switch_in_progress) 1642 return; 1643 /* 1644 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1645 * when write_in_progress is non-zero. XXX 1646 */ 1647 1648 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1649 scrn_update(scp, TRUE); 1650 } 1651 1652 static void 1653 scrn_timer(void *arg) 1654 { 1655 static int kbd_interval = 0; 1656 struct timeval tv; 1657 sc_softc_t *sc; 1658 scr_stat *scp; 1659 int again; 1660 int s; 1661 1662 again = (arg != NULL); 1663 if (arg != NULL) 1664 sc = (sc_softc_t *)arg; 1665 else if (sc_console != NULL) 1666 sc = sc_console->sc; 1667 else 1668 return; 1669 1670 /* don't do anything when we are performing some I/O operations */ 1671 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1672 if (again) 1673 timeout(scrn_timer, sc, hz / 10); 1674 return; 1675 } 1676 s = spltty(); 1677 1678 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1679 /* try to allocate a keyboard automatically */ 1680 if (++kbd_interval >= 25) { 1681 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1682 sckbdevent, sc); 1683 if (sc->keyboard >= 0) { 1684 sc->kbd = kbd_get_keyboard(sc->keyboard); 1685 kbd_ioctl(sc->kbd, KDSKBMODE, 1686 (caddr_t)&sc->cur_scp->kbd_mode); 1687 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1688 LOCK_MASK); 1689 } 1690 kbd_interval = 0; 1691 } 1692 } 1693 1694 /* find the vty to update */ 1695 scp = sc->cur_scp; 1696 1697 /* should we stop the screen saver? */ 1698 getmicrouptime(&tv); 1699 if (debugger > 0 || panicstr || shutdown_in_progress) 1700 sc_touch_scrn_saver(); 1701 if (run_scrn_saver) { 1702 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1703 sc->flags |= SC_SCRN_IDLE; 1704 else 1705 sc->flags &= ~SC_SCRN_IDLE; 1706 } else { 1707 sc->scrn_time_stamp = tv.tv_sec; 1708 sc->flags &= ~SC_SCRN_IDLE; 1709 if (scrn_blank_time > 0) 1710 run_scrn_saver = TRUE; 1711 } 1712 #ifdef DEV_SPLASH 1713 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1714 if (sc->flags & SC_SCRN_BLANKED) 1715 stop_scrn_saver(sc, current_saver); 1716 #endif 1717 1718 /* should we just return ? */ 1719 if (sc->blink_in_progress || sc->switch_in_progress 1720 || sc->write_in_progress) { 1721 if (again) 1722 timeout(scrn_timer, sc, hz / 10); 1723 splx(s); 1724 return; 1725 } 1726 1727 /* Update the screen */ 1728 scp = sc->cur_scp; /* cur_scp may have changed... */ 1729 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1730 scrn_update(scp, TRUE); 1731 1732 #ifdef DEV_SPLASH 1733 /* should we activate the screen saver? */ 1734 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1735 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1736 (*current_saver)(sc, TRUE); 1737 #endif 1738 1739 if (again) 1740 timeout(scrn_timer, sc, hz / 25); 1741 splx(s); 1742 } 1743 1744 static int 1745 and_region(int *s1, int *e1, int s2, int e2) 1746 { 1747 if (*e1 < s2 || e2 < *s1) 1748 return FALSE; 1749 *s1 = imax(*s1, s2); 1750 *e1 = imin(*e1, e2); 1751 return TRUE; 1752 } 1753 1754 static void 1755 scrn_update(scr_stat *scp, int show_cursor) 1756 { 1757 int start; 1758 int end; 1759 int s; 1760 int e; 1761 1762 /* assert(scp == scp->sc->cur_scp) */ 1763 1764 ++scp->sc->videoio_in_progress; 1765 1766 #ifndef SC_NO_CUTPASTE 1767 /* remove the previous mouse pointer image if necessary */ 1768 if (scp->status & MOUSE_VISIBLE) { 1769 s = scp->mouse_pos; 1770 e = scp->mouse_pos + scp->xsize + 1; 1771 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1772 || and_region(&s, &e, scp->start, scp->end) 1773 || ((scp->status & CURSOR_ENABLED) && 1774 (scp->cursor_pos != scp->cursor_oldpos) && 1775 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1776 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1777 sc_remove_mouse_image(scp); 1778 if (scp->end >= scp->xsize*scp->ysize) 1779 scp->end = scp->xsize*scp->ysize - 1; 1780 } 1781 } 1782 #endif /* !SC_NO_CUTPASTE */ 1783 1784 #if 1 1785 /* debug: XXX */ 1786 if (scp->end >= scp->xsize*scp->ysize) { 1787 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1788 scp->end = scp->xsize*scp->ysize - 1; 1789 } 1790 if (scp->start < 0) { 1791 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1792 scp->start = 0; 1793 } 1794 #endif 1795 1796 /* update screen image */ 1797 if (scp->start <= scp->end) { 1798 if (scp->mouse_cut_end >= 0) { 1799 /* there is a marked region for cut & paste */ 1800 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1801 start = scp->mouse_cut_start; 1802 end = scp->mouse_cut_end; 1803 } else { 1804 start = scp->mouse_cut_end; 1805 end = scp->mouse_cut_start - 1; 1806 } 1807 s = start; 1808 e = end; 1809 /* does the cut-mark region overlap with the update region? */ 1810 if (and_region(&s, &e, scp->start, scp->end)) { 1811 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1812 s = 0; 1813 e = start - 1; 1814 if (and_region(&s, &e, scp->start, scp->end)) 1815 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1816 s = end + 1; 1817 e = scp->xsize*scp->ysize - 1; 1818 if (and_region(&s, &e, scp->start, scp->end)) 1819 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1820 } else { 1821 (*scp->rndr->draw)(scp, scp->start, 1822 scp->end - scp->start + 1, FALSE); 1823 } 1824 } else { 1825 (*scp->rndr->draw)(scp, scp->start, 1826 scp->end - scp->start + 1, FALSE); 1827 } 1828 } 1829 1830 /* we are not to show the cursor and the mouse pointer... */ 1831 if (!show_cursor) { 1832 scp->end = 0; 1833 scp->start = scp->xsize*scp->ysize - 1; 1834 --scp->sc->videoio_in_progress; 1835 return; 1836 } 1837 1838 /* update cursor image */ 1839 if (scp->status & CURSOR_ENABLED) { 1840 s = scp->start; 1841 e = scp->end; 1842 /* did cursor move since last time ? */ 1843 if (scp->cursor_pos != scp->cursor_oldpos) { 1844 /* do we need to remove old cursor image ? */ 1845 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1846 sc_remove_cursor_image(scp); 1847 sc_draw_cursor_image(scp); 1848 } else { 1849 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1850 /* cursor didn't move, but has been overwritten */ 1851 sc_draw_cursor_image(scp); 1852 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1853 /* if it's a blinking cursor, update it */ 1854 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1855 sc_inside_cutmark(scp, 1856 scp->cursor_pos)); 1857 } 1858 } 1859 1860 #ifndef SC_NO_CUTPASTE 1861 /* update "pseudo" mouse pointer image */ 1862 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1863 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1864 scp->status &= ~MOUSE_MOVED; 1865 sc_draw_mouse_image(scp); 1866 } 1867 } 1868 #endif /* SC_NO_CUTPASTE */ 1869 1870 scp->end = 0; 1871 scp->start = scp->xsize*scp->ysize - 1; 1872 1873 --scp->sc->videoio_in_progress; 1874 } 1875 1876 #ifdef DEV_SPLASH 1877 static int 1878 scsplash_callback(int event, void *arg) 1879 { 1880 sc_softc_t *sc; 1881 int error; 1882 1883 sc = (sc_softc_t *)arg; 1884 1885 switch (event) { 1886 case SPLASH_INIT: 1887 if (add_scrn_saver(scsplash_saver) == 0) { 1888 sc->flags &= ~SC_SAVER_FAILED; 1889 run_scrn_saver = TRUE; 1890 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1891 scsplash_stick(TRUE); 1892 (*current_saver)(sc, TRUE); 1893 } 1894 } 1895 return 0; 1896 1897 case SPLASH_TERM: 1898 if (current_saver == scsplash_saver) { 1899 scsplash_stick(FALSE); 1900 error = remove_scrn_saver(scsplash_saver); 1901 if (error) 1902 return error; 1903 } 1904 return 0; 1905 1906 default: 1907 return EINVAL; 1908 } 1909 } 1910 1911 static void 1912 scsplash_saver(sc_softc_t *sc, int show) 1913 { 1914 static int busy = FALSE; 1915 scr_stat *scp; 1916 1917 if (busy) 1918 return; 1919 busy = TRUE; 1920 1921 scp = sc->cur_scp; 1922 if (show) { 1923 if (!(sc->flags & SC_SAVER_FAILED)) { 1924 if (!(sc->flags & SC_SCRN_BLANKED)) 1925 set_scrn_saver_mode(scp, -1, NULL, 0); 1926 switch (splash(sc->adp, TRUE)) { 1927 case 0: /* succeeded */ 1928 break; 1929 case EAGAIN: /* try later */ 1930 restore_scrn_saver_mode(scp, FALSE); 1931 sc_touch_scrn_saver(); /* XXX */ 1932 break; 1933 default: 1934 sc->flags |= SC_SAVER_FAILED; 1935 scsplash_stick(FALSE); 1936 restore_scrn_saver_mode(scp, TRUE); 1937 printf("scsplash_saver(): failed to put up the image\n"); 1938 break; 1939 } 1940 } 1941 } else if (!sticky_splash) { 1942 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1943 restore_scrn_saver_mode(scp, TRUE); 1944 } 1945 busy = FALSE; 1946 } 1947 1948 static int 1949 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1950 { 1951 #if 0 1952 int error; 1953 1954 if (current_saver != none_saver) { 1955 error = remove_scrn_saver(current_saver); 1956 if (error) 1957 return error; 1958 } 1959 #endif 1960 if (current_saver != none_saver) 1961 return EBUSY; 1962 1963 run_scrn_saver = FALSE; 1964 saver_mode = CONS_LKM_SAVER; 1965 current_saver = this_saver; 1966 return 0; 1967 } 1968 1969 static int 1970 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1971 { 1972 if (current_saver != this_saver) 1973 return EINVAL; 1974 1975 #if 0 1976 /* 1977 * In order to prevent `current_saver' from being called by 1978 * the timeout routine `scrn_timer()' while we manipulate 1979 * the saver list, we shall set `current_saver' to `none_saver' 1980 * before stopping the current saver, rather than blocking by `splXX()'. 1981 */ 1982 current_saver = none_saver; 1983 if (scrn_blanked) 1984 stop_scrn_saver(this_saver); 1985 #endif 1986 1987 /* unblank all blanked screens */ 1988 wait_scrn_saver_stop(NULL); 1989 if (scrn_blanked) 1990 return EBUSY; 1991 1992 current_saver = none_saver; 1993 return 0; 1994 } 1995 1996 static int 1997 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 1998 { 1999 int s; 2000 2001 /* assert(scp == scp->sc->cur_scp) */ 2002 s = spltty(); 2003 if (!ISGRAPHSC(scp)) 2004 sc_remove_cursor_image(scp); 2005 scp->splash_save_mode = scp->mode; 2006 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2007 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2008 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2009 scp->sc->flags |= SC_SCRN_BLANKED; 2010 ++scrn_blanked; 2011 splx(s); 2012 if (mode < 0) 2013 return 0; 2014 scp->mode = mode; 2015 if (set_mode(scp) == 0) { 2016 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2017 scp->status |= GRAPHICS_MODE; 2018 #ifndef SC_NO_PALETTE_LOADING 2019 if (pal != NULL) 2020 load_palette(scp->sc->adp, pal); 2021 #endif 2022 sc_set_border(scp, border); 2023 return 0; 2024 } else { 2025 s = spltty(); 2026 scp->mode = scp->splash_save_mode; 2027 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2028 scp->status |= scp->splash_save_status; 2029 splx(s); 2030 return 1; 2031 } 2032 } 2033 2034 static int 2035 restore_scrn_saver_mode(scr_stat *scp, int changemode) 2036 { 2037 int mode; 2038 int status; 2039 int s; 2040 2041 /* assert(scp == scp->sc->cur_scp) */ 2042 s = spltty(); 2043 mode = scp->mode; 2044 status = scp->status; 2045 scp->mode = scp->splash_save_mode; 2046 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2047 scp->status |= scp->splash_save_status; 2048 scp->sc->flags &= ~SC_SCRN_BLANKED; 2049 if (!changemode) { 2050 if (!ISGRAPHSC(scp)) 2051 sc_draw_cursor_image(scp); 2052 --scrn_blanked; 2053 splx(s); 2054 return 0; 2055 } 2056 if (set_mode(scp) == 0) { 2057 #ifndef SC_NO_PALETTE_LOADING 2058 load_palette(scp->sc->adp, scp->sc->palette); 2059 #endif 2060 --scrn_blanked; 2061 splx(s); 2062 return 0; 2063 } else { 2064 scp->mode = mode; 2065 scp->status = status; 2066 splx(s); 2067 return 1; 2068 } 2069 } 2070 2071 static void 2072 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2073 { 2074 (*saver)(sc, FALSE); 2075 run_scrn_saver = FALSE; 2076 /* the screen saver may have chosen not to stop after all... */ 2077 if (sc->flags & SC_SCRN_BLANKED) 2078 return; 2079 2080 mark_all(sc->cur_scp); 2081 if (sc->delayed_next_scr) 2082 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2083 if (debugger == 0) 2084 wakeup((caddr_t)&scrn_blanked); 2085 } 2086 2087 static int 2088 wait_scrn_saver_stop(sc_softc_t *sc) 2089 { 2090 int error = 0; 2091 2092 while (scrn_blanked > 0) { 2093 run_scrn_saver = FALSE; 2094 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2095 error = 0; 2096 break; 2097 } 2098 error = tsleep((caddr_t)&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2099 if ((error != 0) && (error != ERESTART)) 2100 break; 2101 } 2102 run_scrn_saver = FALSE; 2103 return error; 2104 } 2105 #endif /* DEV_SPLASH */ 2106 2107 void 2108 sc_touch_scrn_saver(void) 2109 { 2110 scsplash_stick(FALSE); 2111 run_scrn_saver = FALSE; 2112 } 2113 2114 int 2115 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2116 { 2117 scr_stat *cur_scp; 2118 struct tty *tp; 2119 struct proc *p; 2120 int s; 2121 2122 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2123 2124 /* prevent switch if previously requested */ 2125 if (sc->flags & SC_SCRN_VTYLOCK) { 2126 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2127 sc->cur_scp->bell_duration); 2128 return EPERM; 2129 } 2130 2131 /* delay switch if the screen is blanked or being updated */ 2132 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2133 || sc->blink_in_progress || sc->videoio_in_progress) { 2134 sc->delayed_next_scr = next_scr + 1; 2135 sc_touch_scrn_saver(); 2136 DPRINTF(5, ("switch delayed\n")); 2137 return 0; 2138 } 2139 2140 s = spltty(); 2141 cur_scp = sc->cur_scp; 2142 2143 /* we are in the middle of the vty switching process... */ 2144 if (sc->switch_in_progress 2145 && (cur_scp->smode.mode == VT_PROCESS) 2146 && cur_scp->proc) { 2147 p = pfind(cur_scp->pid); 2148 if (cur_scp->proc != p) { 2149 if (p) 2150 PROC_UNLOCK(p); 2151 /* 2152 * The controlling process has died!!. Do some clean up. 2153 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2154 * are not reset here yet; they will be cleared later. 2155 */ 2156 DPRINTF(5, ("cur_scp controlling process %d died, ", 2157 cur_scp->pid)); 2158 if (cur_scp->status & SWITCH_WAIT_REL) { 2159 /* 2160 * Force the previous switch to finish, but return now 2161 * with error. 2162 */ 2163 DPRINTF(5, ("reset WAIT_REL, ")); 2164 finish_vt_rel(cur_scp, TRUE, &s); 2165 splx(s); 2166 DPRINTF(5, ("finishing previous switch\n")); 2167 return EINVAL; 2168 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2169 /* let's assume screen switch has been completed. */ 2170 DPRINTF(5, ("reset WAIT_ACQ, ")); 2171 finish_vt_acq(cur_scp); 2172 } else { 2173 /* 2174 * We are in between screen release and acquisition, and 2175 * reached here via scgetc() or scrn_timer() which has 2176 * interrupted exchange_scr(). Don't do anything stupid. 2177 */ 2178 DPRINTF(5, ("waiting nothing, ")); 2179 } 2180 } else { 2181 if (p) 2182 PROC_UNLOCK(p); 2183 /* 2184 * The controlling process is alive, but not responding... 2185 * It is either buggy or it may be just taking time. 2186 * The following code is a gross kludge to cope with this 2187 * problem for which there is no clean solution. XXX 2188 */ 2189 if (cur_scp->status & SWITCH_WAIT_REL) { 2190 switch (sc->switch_in_progress++) { 2191 case 1: 2192 break; 2193 case 2: 2194 DPRINTF(5, ("sending relsig again, ")); 2195 signal_vt_rel(cur_scp); 2196 break; 2197 case 3: 2198 break; 2199 case 4: 2200 default: 2201 /* 2202 * Act as if the controlling program returned 2203 * VT_FALSE. 2204 */ 2205 DPRINTF(5, ("force reset WAIT_REL, ")); 2206 finish_vt_rel(cur_scp, FALSE, &s); 2207 splx(s); 2208 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2209 return EINVAL; 2210 } 2211 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2212 switch (sc->switch_in_progress++) { 2213 case 1: 2214 break; 2215 case 2: 2216 DPRINTF(5, ("sending acqsig again, ")); 2217 signal_vt_acq(cur_scp); 2218 break; 2219 case 3: 2220 break; 2221 case 4: 2222 default: 2223 /* clear the flag and finish the previous switch */ 2224 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2225 finish_vt_acq(cur_scp); 2226 break; 2227 } 2228 } 2229 } 2230 } 2231 2232 /* 2233 * Return error if an invalid argument is given, or vty switch 2234 * is still in progress. 2235 */ 2236 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2237 || sc->switch_in_progress) { 2238 splx(s); 2239 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2240 DPRINTF(5, ("error 1\n")); 2241 return EINVAL; 2242 } 2243 2244 /* 2245 * Don't allow switching away from the graphics mode vty 2246 * if the switch mode is VT_AUTO, unless the next vty is the same 2247 * as the current or the current vty has been closed (but showing). 2248 */ 2249 tp = VIRTUAL_TTY(sc, cur_scp->index); 2250 if ((cur_scp->index != next_scr) 2251 && ISTTYOPEN(tp) 2252 && (cur_scp->smode.mode == VT_AUTO) 2253 && ISGRAPHSC(cur_scp)) { 2254 splx(s); 2255 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2256 DPRINTF(5, ("error, graphics mode\n")); 2257 return EINVAL; 2258 } 2259 2260 /* 2261 * Is the wanted vty open? Don't allow switching to a closed vty. 2262 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2263 * Note that we always allow the user to switch to the kernel 2264 * console even if it is closed. 2265 */ 2266 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2267 tp = VIRTUAL_TTY(sc, next_scr); 2268 if (!ISTTYOPEN(tp)) { 2269 splx(s); 2270 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2271 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2272 return EINVAL; 2273 } 2274 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2275 splx(s); 2276 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2277 return EINVAL; 2278 } 2279 } 2280 2281 /* this is the start of vty switching process... */ 2282 ++sc->switch_in_progress; 2283 sc->delayed_next_scr = 0; 2284 sc->old_scp = cur_scp; 2285 sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); 2286 if (sc->new_scp == sc->old_scp) { 2287 sc->switch_in_progress = 0; 2288 /* 2289 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2290 * sched_lock is in an in-between state, e.g., when we stop at 2291 * a breakpoint at fork_exit. It has always been wrong to call 2292 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2293 * is supposed to be locked by splhigh(), but the debugger may 2294 * be invoked at splhigh(). 2295 */ 2296 if (debugger == 0) 2297 wakeup((caddr_t)&sc->new_scp->smode); 2298 splx(s); 2299 DPRINTF(5, ("switch done (new == old)\n")); 2300 return 0; 2301 } 2302 2303 /* has controlling process died? */ 2304 vt_proc_alive(sc->old_scp); 2305 vt_proc_alive(sc->new_scp); 2306 2307 /* wait for the controlling process to release the screen, if necessary */ 2308 if (signal_vt_rel(sc->old_scp)) { 2309 splx(s); 2310 return 0; 2311 } 2312 2313 /* go set up the new vty screen */ 2314 splx(s); 2315 exchange_scr(sc); 2316 s = spltty(); 2317 2318 /* wake up processes waiting for this vty */ 2319 if (debugger == 0) 2320 wakeup((caddr_t)&sc->cur_scp->smode); 2321 2322 /* wait for the controlling process to acknowledge, if necessary */ 2323 if (signal_vt_acq(sc->cur_scp)) { 2324 splx(s); 2325 return 0; 2326 } 2327 2328 sc->switch_in_progress = 0; 2329 if (sc->unit == sc_console_unit) 2330 cons_unavail = FALSE; 2331 splx(s); 2332 DPRINTF(5, ("switch done\n")); 2333 2334 return 0; 2335 } 2336 2337 static int 2338 do_switch_scr(sc_softc_t *sc, int s) 2339 { 2340 vt_proc_alive(sc->new_scp); 2341 2342 splx(s); 2343 exchange_scr(sc); 2344 s = spltty(); 2345 /* sc->cur_scp == sc->new_scp */ 2346 wakeup((caddr_t)&sc->cur_scp->smode); 2347 2348 /* wait for the controlling process to acknowledge, if necessary */ 2349 if (!signal_vt_acq(sc->cur_scp)) { 2350 sc->switch_in_progress = 0; 2351 if (sc->unit == sc_console_unit) 2352 cons_unavail = FALSE; 2353 } 2354 2355 return s; 2356 } 2357 2358 static int 2359 vt_proc_alive(scr_stat *scp) 2360 { 2361 struct proc *p; 2362 2363 if (scp->proc) { 2364 if ((p = pfind(scp->pid)) != NULL) 2365 PROC_UNLOCK(p); 2366 if (scp->proc == p) 2367 return TRUE; 2368 scp->proc = NULL; 2369 scp->smode.mode = VT_AUTO; 2370 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2371 } 2372 return FALSE; 2373 } 2374 2375 static int 2376 signal_vt_rel(scr_stat *scp) 2377 { 2378 if (scp->smode.mode != VT_PROCESS) 2379 return FALSE; 2380 scp->status |= SWITCH_WAIT_REL; 2381 PROC_LOCK(scp->proc); 2382 psignal(scp->proc, scp->smode.relsig); 2383 PROC_UNLOCK(scp->proc); 2384 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2385 return TRUE; 2386 } 2387 2388 static int 2389 signal_vt_acq(scr_stat *scp) 2390 { 2391 if (scp->smode.mode != VT_PROCESS) 2392 return FALSE; 2393 if (scp->sc->unit == sc_console_unit) 2394 cons_unavail = TRUE; 2395 scp->status |= SWITCH_WAIT_ACQ; 2396 PROC_LOCK(scp->proc); 2397 psignal(scp->proc, scp->smode.acqsig); 2398 PROC_UNLOCK(scp->proc); 2399 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2400 return TRUE; 2401 } 2402 2403 static int 2404 finish_vt_rel(scr_stat *scp, int release, int *s) 2405 { 2406 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2407 scp->status &= ~SWITCH_WAIT_REL; 2408 if (release) 2409 *s = do_switch_scr(scp->sc, *s); 2410 else 2411 scp->sc->switch_in_progress = 0; 2412 return 0; 2413 } 2414 return EINVAL; 2415 } 2416 2417 static int 2418 finish_vt_acq(scr_stat *scp) 2419 { 2420 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2421 scp->status &= ~SWITCH_WAIT_ACQ; 2422 scp->sc->switch_in_progress = 0; 2423 return 0; 2424 } 2425 return EINVAL; 2426 } 2427 2428 static void 2429 exchange_scr(sc_softc_t *sc) 2430 { 2431 scr_stat *scp; 2432 2433 /* save the current state of video and keyboard */ 2434 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2435 if (!ISGRAPHSC(sc->old_scp)) 2436 sc_remove_cursor_image(sc->old_scp); 2437 if (sc->old_scp->kbd_mode == K_XLATE) 2438 save_kbd_state(sc->old_scp); 2439 2440 /* set up the video for the new screen */ 2441 scp = sc->cur_scp = sc->new_scp; 2442 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2443 set_mode(scp); 2444 else 2445 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2446 (void *)sc->adp->va_window, FALSE); 2447 scp->status |= MOUSE_HIDDEN; 2448 sc_move_cursor(scp, scp->xpos, scp->ypos); 2449 if (!ISGRAPHSC(scp)) 2450 sc_set_cursor_image(scp); 2451 #ifndef SC_NO_PALETTE_LOADING 2452 if (ISGRAPHSC(sc->old_scp)) 2453 load_palette(sc->adp, sc->palette); 2454 #endif 2455 sc_set_border(scp, scp->border); 2456 2457 /* set up the keyboard for the new screen */ 2458 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2459 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2460 update_kbd_state(scp, scp->status, LOCK_MASK); 2461 2462 mark_all(scp); 2463 } 2464 2465 void 2466 sc_puts(scr_stat *scp, u_char *buf, int len) 2467 { 2468 #ifdef DEV_SPLASH 2469 /* make screensaver happy */ 2470 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2471 run_scrn_saver = FALSE; 2472 #endif 2473 2474 if (scp->tsw) 2475 (*scp->tsw->te_puts)(scp, buf, len); 2476 2477 if (scp->sc->delayed_next_scr) 2478 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2479 } 2480 2481 void 2482 sc_draw_cursor_image(scr_stat *scp) 2483 { 2484 /* assert(scp == scp->sc->cur_scp); */ 2485 ++scp->sc->videoio_in_progress; 2486 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2487 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2488 sc_inside_cutmark(scp, scp->cursor_pos)); 2489 scp->cursor_oldpos = scp->cursor_pos; 2490 --scp->sc->videoio_in_progress; 2491 } 2492 2493 void 2494 sc_remove_cursor_image(scr_stat *scp) 2495 { 2496 /* assert(scp == scp->sc->cur_scp); */ 2497 ++scp->sc->videoio_in_progress; 2498 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2499 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2500 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2501 --scp->sc->videoio_in_progress; 2502 } 2503 2504 static void 2505 update_cursor_image(scr_stat *scp) 2506 { 2507 /* assert(scp == scp->sc->cur_scp); */ 2508 sc_remove_cursor_image(scp); 2509 sc_set_cursor_image(scp); 2510 sc_draw_cursor_image(scp); 2511 } 2512 2513 void 2514 sc_set_cursor_image(scr_stat *scp) 2515 { 2516 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2517 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2518 /* hidden cursor is internally represented as zero-height underline */ 2519 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2520 scp->curs_attr.base = scp->curs_attr.height = 0; 2521 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2522 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2523 scp->font_size - 1); 2524 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2525 scp->font_size - scp->curs_attr.base); 2526 } else { /* block cursor */ 2527 scp->curs_attr.base = 0; 2528 scp->curs_attr.height = scp->font_size; 2529 } 2530 2531 /* assert(scp == scp->sc->cur_scp); */ 2532 ++scp->sc->videoio_in_progress; 2533 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2534 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2535 --scp->sc->videoio_in_progress; 2536 } 2537 2538 static void 2539 change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2540 { 2541 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2542 sc_remove_cursor_image(scp); 2543 2544 if (base >= 0) 2545 scp->curr_curs_attr.base = base; 2546 if (height >= 0) 2547 scp->curr_curs_attr.height = height; 2548 if (flags & CONS_RESET_CURSOR) 2549 scp->curr_curs_attr = scp->dflt_curs_attr; 2550 else 2551 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2552 2553 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2554 sc_set_cursor_image(scp); 2555 sc_draw_cursor_image(scp); 2556 } 2557 } 2558 2559 void 2560 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2561 { 2562 sc_softc_t *sc; 2563 dev_t dev; 2564 int s; 2565 int i; 2566 2567 s = spltty(); 2568 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2569 /* local (per vty) change */ 2570 change_cursor_shape(scp, flags, base, height); 2571 splx(s); 2572 return; 2573 } 2574 2575 /* global change */ 2576 sc = scp->sc; 2577 if (base >= 0) 2578 sc->curs_attr.base = base; 2579 if (height >= 0) 2580 sc->curs_attr.height = height; 2581 if (flags != -1) { 2582 if (flags & CONS_RESET_CURSOR) 2583 sc->curs_attr = sc->dflt_curs_attr; 2584 else 2585 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2586 } 2587 2588 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2589 if ((dev = SC_DEV(sc, i)) == NODEV) 2590 continue; 2591 if ((scp = SC_STAT(dev)) == NULL) 2592 continue; 2593 scp->dflt_curs_attr = sc->curs_attr; 2594 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2595 } 2596 splx(s); 2597 } 2598 2599 static void 2600 scinit(int unit, int flags) 2601 { 2602 /* 2603 * When syscons is being initialized as the kernel console, malloc() 2604 * is not yet functional, because various kernel structures has not been 2605 * fully initialized yet. Therefore, we need to declare the following 2606 * static buffers for the console. This is less than ideal, 2607 * but is necessry evil for the time being. XXX 2608 */ 2609 static scr_stat main_console; 2610 static dev_t main_devs[MAXCONS]; 2611 static struct tty main_tty; 2612 static u_short sc_buffer[ROW*COL]; /* XXX */ 2613 #ifndef SC_NO_FONT_LOADING 2614 static u_char font_8[256*8]; 2615 static u_char font_14[256*14]; 2616 static u_char font_16[256*16]; 2617 #endif 2618 2619 sc_softc_t *sc; 2620 scr_stat *scp; 2621 video_adapter_t *adp; 2622 int col; 2623 int row; 2624 int i; 2625 2626 /* one time initialization */ 2627 if (init_done == COLD) 2628 sc_get_bios_values(&bios_value); 2629 init_done = WARM; 2630 2631 /* 2632 * Allocate resources. Even if we are being called for the second 2633 * time, we must allocate them again, because they might have 2634 * disappeared... 2635 */ 2636 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2637 adp = NULL; 2638 if (sc->adapter >= 0) { 2639 vid_release(sc->adp, (void *)&sc->adapter); 2640 adp = sc->adp; 2641 sc->adp = NULL; 2642 } 2643 if (sc->keyboard >= 0) { 2644 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2645 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2646 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2647 if (sc->kbd != NULL) { 2648 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2649 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2650 } 2651 sc->kbd = NULL; 2652 } 2653 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2654 sc->adp = vid_get_adapter(sc->adapter); 2655 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2656 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2657 sckbdevent, sc); 2658 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2659 sc->kbd = kbd_get_keyboard(sc->keyboard); 2660 if (sc->kbd != NULL) { 2661 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2662 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2663 } 2664 2665 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2666 2667 sc->initial_mode = sc->adp->va_initial_mode; 2668 2669 #ifndef SC_NO_FONT_LOADING 2670 if (flags & SC_KERNEL_CONSOLE) { 2671 sc->font_8 = font_8; 2672 sc->font_14 = font_14; 2673 sc->font_16 = font_16; 2674 } else if (sc->font_8 == NULL) { 2675 /* assert(sc_malloc) */ 2676 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2677 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2678 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2679 } 2680 #endif 2681 2682 /* extract the hardware cursor location and hide the cursor for now */ 2683 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2684 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2685 2686 /* set up the first console */ 2687 sc->first_vty = unit*MAXCONS; 2688 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2689 if (flags & SC_KERNEL_CONSOLE) { 2690 sc->dev = main_devs; 2691 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2692 sc->dev[0]->si_tty = &main_tty; 2693 ttyregister(&main_tty); 2694 scp = &main_console; 2695 init_scp(sc, sc->first_vty, scp); 2696 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2697 (void *)sc_buffer, FALSE); 2698 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2699 sc_init_emulator(scp, "*"); 2700 (*scp->tsw->te_default_attr)(scp, 2701 kernel_default.std_color, 2702 kernel_default.rev_color); 2703 } else { 2704 /* assert(sc_malloc) */ 2705 sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2706 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2707 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2708 scp = alloc_scp(sc, sc->first_vty); 2709 } 2710 SC_STAT(sc->dev[0]) = scp; 2711 sc->cur_scp = scp; 2712 2713 /* copy screen to temporary buffer */ 2714 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2715 (void *)scp->sc->adp->va_window, FALSE); 2716 if (ISTEXTSC(scp)) 2717 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2718 2719 /* move cursors to the initial positions */ 2720 if (col >= scp->xsize) 2721 col = 0; 2722 if (row >= scp->ysize) 2723 row = scp->ysize - 1; 2724 scp->xpos = col; 2725 scp->ypos = row; 2726 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2727 2728 if (bios_value.cursor_end < scp->font_size) 2729 sc->dflt_curs_attr.base = scp->font_size - 2730 bios_value.cursor_end - 1; 2731 else 2732 sc->dflt_curs_attr.base = 0; 2733 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2734 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2735 sc->dflt_curs_attr.flags = 0; 2736 sc->curs_attr = sc->dflt_curs_attr; 2737 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2738 2739 #ifndef SC_NO_SYSMOUSE 2740 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2741 #endif 2742 if (!ISGRAPHSC(scp)) { 2743 sc_set_cursor_image(scp); 2744 sc_draw_cursor_image(scp); 2745 } 2746 2747 /* save font and palette */ 2748 #ifndef SC_NO_FONT_LOADING 2749 sc->fonts_loaded = 0; 2750 if (ISFONTAVAIL(sc->adp->va_flags)) { 2751 #ifdef SC_DFLT_FONT 2752 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2753 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2754 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2755 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2756 if (scp->font_size < 14) { 2757 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2758 } else if (scp->font_size >= 16) { 2759 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2760 } else { 2761 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2762 } 2763 #else /* !SC_DFLT_FONT */ 2764 if (scp->font_size < 14) { 2765 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2766 sc->fonts_loaded = FONT_8; 2767 } else if (scp->font_size >= 16) { 2768 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2769 sc->fonts_loaded = FONT_16; 2770 } else { 2771 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2772 sc->fonts_loaded = FONT_14; 2773 } 2774 #endif /* SC_DFLT_FONT */ 2775 /* FONT KLUDGE: always use the font page #0. XXX */ 2776 sc_show_font(scp, 0); 2777 } 2778 #endif /* !SC_NO_FONT_LOADING */ 2779 2780 #ifndef SC_NO_PALETTE_LOADING 2781 save_palette(sc->adp, sc->palette); 2782 #endif 2783 2784 #ifdef DEV_SPLASH 2785 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 2786 /* we are ready to put up the splash image! */ 2787 splash_init(sc->adp, scsplash_callback, sc); 2788 sc->flags |= SC_SPLASH_SCRN; 2789 } 2790 #endif 2791 } 2792 2793 /* the rest is not necessary, if we have done it once */ 2794 if (sc->flags & SC_INIT_DONE) 2795 return; 2796 2797 /* initialize mapscrn arrays to a one to one map */ 2798 for (i = 0; i < sizeof(sc->scr_map); i++) 2799 sc->scr_map[i] = sc->scr_rmap[i] = i; 2800 2801 sc->flags |= SC_INIT_DONE; 2802 } 2803 2804 #if __i386__ || __ia64__ 2805 static void 2806 scterm(int unit, int flags) 2807 { 2808 sc_softc_t *sc; 2809 scr_stat *scp; 2810 2811 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2812 if (sc == NULL) 2813 return; /* shouldn't happen */ 2814 2815 #ifdef DEV_SPLASH 2816 /* this console is no longer available for the splash screen */ 2817 if (sc->flags & SC_SPLASH_SCRN) { 2818 splash_term(sc->adp); 2819 sc->flags &= ~SC_SPLASH_SCRN; 2820 } 2821 #endif 2822 2823 #if 0 /* XXX */ 2824 /* move the hardware cursor to the upper-left corner */ 2825 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2826 #endif 2827 2828 /* release the keyboard and the video card */ 2829 if (sc->keyboard >= 0) 2830 kbd_release(sc->kbd, &sc->keyboard); 2831 if (sc->adapter >= 0) 2832 vid_release(sc->adp, &sc->adapter); 2833 2834 /* stop the terminal emulator, if any */ 2835 scp = SC_STAT(sc->dev[0]); 2836 if (scp->tsw) 2837 (*scp->tsw->te_term)(scp, &scp->ts); 2838 if (scp->ts != NULL) 2839 free(scp->ts, M_DEVBUF); 2840 2841 /* clear the structure */ 2842 if (!(flags & SC_KERNEL_CONSOLE)) { 2843 /* XXX: We need delete_dev() for this */ 2844 free(sc->dev, M_DEVBUF); 2845 #if 0 2846 /* XXX: We need a ttyunregister for this */ 2847 free(sc->tty, M_DEVBUF); 2848 #endif 2849 #ifndef SC_NO_FONT_LOADING 2850 free(sc->font_8, M_DEVBUF); 2851 free(sc->font_14, M_DEVBUF); 2852 free(sc->font_16, M_DEVBUF); 2853 #endif 2854 /* XXX vtb, history */ 2855 } 2856 bzero(sc, sizeof(*sc)); 2857 sc->keyboard = -1; 2858 sc->adapter = -1; 2859 } 2860 #endif 2861 2862 static void 2863 scshutdown(void *arg, int howto) 2864 { 2865 /* assert(sc_console != NULL) */ 2866 2867 sc_touch_scrn_saver(); 2868 if (!cold && sc_console 2869 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2870 && sc_console->smode.mode == VT_AUTO) 2871 sc_switch_scr(sc_console->sc, sc_console->index); 2872 shutdown_in_progress = TRUE; 2873 } 2874 2875 int 2876 sc_clean_up(scr_stat *scp) 2877 { 2878 #ifdef DEV_SPLASH 2879 int error; 2880 #endif 2881 2882 if (scp->sc->flags & SC_SCRN_BLANKED) { 2883 sc_touch_scrn_saver(); 2884 #ifdef DEV_SPLASH 2885 if ((error = wait_scrn_saver_stop(scp->sc))) 2886 return error; 2887 #endif 2888 } 2889 scp->status |= MOUSE_HIDDEN; 2890 sc_remove_mouse_image(scp); 2891 sc_remove_cutmarking(scp); 2892 return 0; 2893 } 2894 2895 void 2896 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2897 { 2898 sc_vtb_t new; 2899 sc_vtb_t old; 2900 2901 old = scp->vtb; 2902 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2903 if (!discard && (old.vtb_flags & VTB_VALID)) { 2904 /* retain the current cursor position and buffer contants */ 2905 scp->cursor_oldpos = scp->cursor_pos; 2906 /* 2907 * This works only if the old buffer has the same size as or larger 2908 * than the new one. XXX 2909 */ 2910 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2911 scp->vtb = new; 2912 } else { 2913 scp->vtb = new; 2914 sc_vtb_destroy(&old); 2915 } 2916 2917 #ifndef SC_NO_SYSMOUSE 2918 /* move the mouse cursor at the center of the screen */ 2919 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2920 #endif 2921 } 2922 2923 static scr_stat 2924 *alloc_scp(sc_softc_t *sc, int vty) 2925 { 2926 scr_stat *scp; 2927 2928 /* assert(sc_malloc) */ 2929 2930 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2931 init_scp(sc, vty, scp); 2932 2933 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2934 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2935 sc_init_emulator(scp, "*"); 2936 2937 #ifndef SC_NO_CUTPASTE 2938 sc_alloc_cut_buffer(scp, TRUE); 2939 #endif 2940 2941 #ifndef SC_NO_HISTORY 2942 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2943 #endif 2944 2945 return scp; 2946 } 2947 2948 static void 2949 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2950 { 2951 video_info_t info; 2952 2953 bzero(scp, sizeof(*scp)); 2954 2955 scp->index = vty; 2956 scp->sc = sc; 2957 scp->status = 0; 2958 scp->mode = sc->initial_mode; 2959 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2960 if (info.vi_flags & V_INFO_GRAPHICS) { 2961 scp->status |= GRAPHICS_MODE; 2962 scp->xpixel = info.vi_width; 2963 scp->ypixel = info.vi_height; 2964 scp->xsize = info.vi_width/info.vi_cwidth; 2965 scp->ysize = info.vi_height/info.vi_cheight; 2966 scp->font_size = 0; 2967 scp->font = NULL; 2968 } else { 2969 scp->xsize = info.vi_width; 2970 scp->ysize = info.vi_height; 2971 scp->xpixel = scp->xsize*info.vi_cwidth; 2972 scp->ypixel = scp->ysize*info.vi_cheight; 2973 if (info.vi_cheight < 14) { 2974 scp->font_size = 8; 2975 #ifndef SC_NO_FONT_LOADING 2976 scp->font = sc->font_8; 2977 #else 2978 scp->font = NULL; 2979 #endif 2980 } else if (info.vi_cheight >= 16) { 2981 scp->font_size = 16; 2982 #ifndef SC_NO_FONT_LOADING 2983 scp->font = sc->font_16; 2984 #else 2985 scp->font = NULL; 2986 #endif 2987 } else { 2988 scp->font_size = 14; 2989 #ifndef SC_NO_FONT_LOADING 2990 scp->font = sc->font_14; 2991 #else 2992 scp->font = NULL; 2993 #endif 2994 } 2995 } 2996 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 2997 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 2998 scp->xoff = scp->yoff = 0; 2999 scp->xpos = scp->ypos = 0; 3000 scp->start = scp->xsize * scp->ysize - 1; 3001 scp->end = 0; 3002 scp->tsw = NULL; 3003 scp->ts = NULL; 3004 scp->rndr = NULL; 3005 scp->border = BG_BLACK; 3006 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3007 scp->mouse_cut_start = scp->xsize*scp->ysize; 3008 scp->mouse_cut_end = -1; 3009 scp->mouse_signal = 0; 3010 scp->mouse_pid = 0; 3011 scp->mouse_proc = NULL; 3012 scp->kbd_mode = K_XLATE; 3013 scp->bell_pitch = bios_value.bell_pitch; 3014 scp->bell_duration = BELL_DURATION; 3015 scp->status |= (bios_value.shift_state & NLKED); 3016 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3017 scp->pid = 0; 3018 scp->proc = NULL; 3019 scp->smode.mode = VT_AUTO; 3020 scp->history = NULL; 3021 scp->history_pos = 0; 3022 scp->history_size = 0; 3023 } 3024 3025 int 3026 sc_init_emulator(scr_stat *scp, char *name) 3027 { 3028 sc_term_sw_t *sw; 3029 sc_rndr_sw_t *rndr; 3030 void *p; 3031 int error; 3032 3033 if (name == NULL) /* if no name is given, use the current emulator */ 3034 sw = scp->tsw; 3035 else /* ...otherwise find the named emulator */ 3036 sw = sc_term_match(name); 3037 if (sw == NULL) 3038 return EINVAL; 3039 3040 rndr = NULL; 3041 if (strcmp(sw->te_renderer, "*") != 0) { 3042 rndr = sc_render_match(scp, sw->te_renderer, 3043 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3044 } 3045 if (rndr == NULL) { 3046 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3047 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3048 if (rndr == NULL) 3049 return ENODEV; 3050 } 3051 3052 if (sw == scp->tsw) { 3053 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3054 scp->rndr = rndr; 3055 sc_clear_screen(scp); 3056 /* assert(error == 0); */ 3057 return error; 3058 } 3059 3060 if (sc_malloc && (sw->te_size > 0)) 3061 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3062 else 3063 p = NULL; 3064 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3065 if (error) 3066 return error; 3067 3068 if (scp->tsw) 3069 (*scp->tsw->te_term)(scp, &scp->ts); 3070 if (scp->ts != NULL) 3071 free(scp->ts, M_DEVBUF); 3072 scp->tsw = sw; 3073 scp->ts = p; 3074 scp->rndr = rndr; 3075 3076 /* XXX */ 3077 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3078 sc_clear_screen(scp); 3079 3080 return 0; 3081 } 3082 3083 /* 3084 * scgetc(flags) - get character from keyboard. 3085 * If flags & SCGETC_CN, then avoid harmful side effects. 3086 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3087 * return NOKEY if there is nothing there. 3088 */ 3089 static u_int 3090 scgetc(sc_softc_t *sc, u_int flags) 3091 { 3092 scr_stat *scp; 3093 #ifndef SC_NO_HISTORY 3094 struct tty *tp; 3095 #endif 3096 u_int c; 3097 int this_scr; 3098 int f; 3099 int i; 3100 3101 if (sc->kbd == NULL) 3102 return NOKEY; 3103 3104 next_code: 3105 #if 1 3106 /* I don't like this, but... XXX */ 3107 if (flags & SCGETC_CN) 3108 sccnupdate(sc->cur_scp); 3109 #endif 3110 scp = sc->cur_scp; 3111 /* first see if there is something in the keyboard port */ 3112 for (;;) { 3113 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3114 if (c == ERRKEY) { 3115 if (!(flags & SCGETC_CN)) 3116 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3117 } else if (c == NOKEY) 3118 return c; 3119 else 3120 break; 3121 } 3122 3123 /* make screensaver happy */ 3124 if (!(c & RELKEY)) 3125 sc_touch_scrn_saver(); 3126 3127 if (!(flags & SCGETC_CN)) 3128 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3129 3130 if (scp->kbd_mode != K_XLATE) 3131 return KEYCHAR(c); 3132 3133 /* if scroll-lock pressed allow history browsing */ 3134 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3135 3136 scp->status &= ~CURSOR_ENABLED; 3137 sc_remove_cursor_image(scp); 3138 3139 #ifndef SC_NO_HISTORY 3140 if (!(scp->status & BUFFER_SAVED)) { 3141 scp->status |= BUFFER_SAVED; 3142 sc_hist_save(scp); 3143 } 3144 switch (c) { 3145 /* FIXME: key codes */ 3146 case SPCLKEY | FKEY | F(49): /* home key */ 3147 sc_remove_cutmarking(scp); 3148 sc_hist_home(scp); 3149 goto next_code; 3150 3151 case SPCLKEY | FKEY | F(57): /* end key */ 3152 sc_remove_cutmarking(scp); 3153 sc_hist_end(scp); 3154 goto next_code; 3155 3156 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3157 sc_remove_cutmarking(scp); 3158 if (sc_hist_up_line(scp)) 3159 if (!(flags & SCGETC_CN)) 3160 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3161 goto next_code; 3162 3163 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3164 sc_remove_cutmarking(scp); 3165 if (sc_hist_down_line(scp)) 3166 if (!(flags & SCGETC_CN)) 3167 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3168 goto next_code; 3169 3170 case SPCLKEY | FKEY | F(51): /* page up key */ 3171 sc_remove_cutmarking(scp); 3172 for (i=0; i<scp->ysize; i++) 3173 if (sc_hist_up_line(scp)) { 3174 if (!(flags & SCGETC_CN)) 3175 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3176 break; 3177 } 3178 goto next_code; 3179 3180 case SPCLKEY | FKEY | F(59): /* page down key */ 3181 sc_remove_cutmarking(scp); 3182 for (i=0; i<scp->ysize; i++) 3183 if (sc_hist_down_line(scp)) { 3184 if (!(flags & SCGETC_CN)) 3185 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3186 break; 3187 } 3188 goto next_code; 3189 } 3190 #endif /* SC_NO_HISTORY */ 3191 } 3192 3193 /* 3194 * Process and consume special keys here. Return a plain char code 3195 * or a char code with the META flag or a function key code. 3196 */ 3197 if (c & RELKEY) { 3198 /* key released */ 3199 /* goto next_code */ 3200 } else { 3201 /* key pressed */ 3202 if (c & SPCLKEY) { 3203 c &= ~SPCLKEY; 3204 switch (KEYCHAR(c)) { 3205 /* LOCKING KEYS */ 3206 case NLK: case CLK: case ALK: 3207 break; 3208 case SLK: 3209 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3210 if (f & SLKED) { 3211 scp->status |= SLKED; 3212 } else { 3213 if (scp->status & SLKED) { 3214 scp->status &= ~SLKED; 3215 #ifndef SC_NO_HISTORY 3216 if (scp->status & BUFFER_SAVED) { 3217 if (!sc_hist_restore(scp)) 3218 sc_remove_cutmarking(scp); 3219 scp->status &= ~BUFFER_SAVED; 3220 scp->status |= CURSOR_ENABLED; 3221 sc_draw_cursor_image(scp); 3222 } 3223 tp = VIRTUAL_TTY(sc, scp->index); 3224 if (ISTTYOPEN(tp)) 3225 scstart(tp); 3226 #endif 3227 } 3228 } 3229 break; 3230 3231 case PASTE: 3232 #ifndef SC_NO_CUTPASTE 3233 sc_mouse_paste(scp); 3234 #endif 3235 break; 3236 3237 /* NON-LOCKING KEYS */ 3238 case NOP: 3239 case LSH: case RSH: case LCTR: case RCTR: 3240 case LALT: case RALT: case ASH: case META: 3241 break; 3242 3243 case BTAB: 3244 if (!(sc->flags & SC_SCRN_BLANKED)) 3245 return c; 3246 break; 3247 3248 case SPSC: 3249 #ifdef DEV_SPLASH 3250 /* force activatation/deactivation of the screen saver */ 3251 if (!(sc->flags & SC_SCRN_BLANKED)) { 3252 run_scrn_saver = TRUE; 3253 sc->scrn_time_stamp -= scrn_blank_time; 3254 } 3255 if (cold) { 3256 /* 3257 * While devices are being probed, the screen saver need 3258 * to be invoked explictly. XXX 3259 */ 3260 if (sc->flags & SC_SCRN_BLANKED) { 3261 scsplash_stick(FALSE); 3262 stop_scrn_saver(sc, current_saver); 3263 } else { 3264 if (!ISGRAPHSC(scp)) { 3265 scsplash_stick(TRUE); 3266 (*current_saver)(sc, TRUE); 3267 } 3268 } 3269 } 3270 #endif /* DEV_SPLASH */ 3271 break; 3272 3273 case RBT: 3274 #ifndef SC_DISABLE_REBOOT 3275 shutdown_nice(0); 3276 #endif 3277 break; 3278 3279 case HALT: 3280 #ifndef SC_DISABLE_REBOOT 3281 shutdown_nice(RB_HALT); 3282 #endif 3283 break; 3284 3285 case PDWN: 3286 #ifndef SC_DISABLE_REBOOT 3287 shutdown_nice(RB_HALT|RB_POWEROFF); 3288 #endif 3289 break; 3290 3291 case SUSP: 3292 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3293 break; 3294 case STBY: 3295 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3296 break; 3297 3298 case DBG: 3299 #ifndef SC_DISABLE_DDBKEY 3300 #ifdef DDB 3301 Debugger("manual escape to debugger"); 3302 #else 3303 printf("No debugger in kernel\n"); 3304 #endif 3305 #else /* SC_DISABLE_DDBKEY */ 3306 /* do nothing */ 3307 #endif /* SC_DISABLE_DDBKEY */ 3308 break; 3309 3310 case PNC: 3311 if (enable_panic_key) 3312 panic("Forced by the panic key"); 3313 break; 3314 3315 case NEXT: 3316 this_scr = scp->index; 3317 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3318 sc->first_vty + i != this_scr; 3319 i = (i + 1)%sc->vtys) { 3320 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3321 if (ISTTYOPEN(tp)) { 3322 sc_switch_scr(scp->sc, sc->first_vty + i); 3323 break; 3324 } 3325 } 3326 break; 3327 3328 case PREV: 3329 this_scr = scp->index; 3330 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3331 sc->first_vty + i != this_scr; 3332 i = (i + sc->vtys - 1)%sc->vtys) { 3333 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3334 if (ISTTYOPEN(tp)) { 3335 sc_switch_scr(scp->sc, sc->first_vty + i); 3336 break; 3337 } 3338 } 3339 break; 3340 3341 default: 3342 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3343 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3344 break; 3345 } 3346 /* assert(c & FKEY) */ 3347 if (!(sc->flags & SC_SCRN_BLANKED)) 3348 return c; 3349 break; 3350 } 3351 /* goto next_code */ 3352 } else { 3353 /* regular keys (maybe MKEY is set) */ 3354 if (!(sc->flags & SC_SCRN_BLANKED)) 3355 return c; 3356 } 3357 } 3358 3359 goto next_code; 3360 } 3361 3362 int 3363 scmmap(dev_t dev, vm_offset_t offset, int nprot) 3364 { 3365 scr_stat *scp; 3366 3367 scp = SC_STAT(dev); 3368 if (scp != scp->sc->cur_scp) 3369 return -1; 3370 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, nprot); 3371 } 3372 3373 static int 3374 save_kbd_state(scr_stat *scp) 3375 { 3376 int state; 3377 int error; 3378 3379 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3380 if (error == ENOIOCTL) 3381 error = ENODEV; 3382 if (error == 0) { 3383 scp->status &= ~LOCK_MASK; 3384 scp->status |= state; 3385 } 3386 return error; 3387 } 3388 3389 static int 3390 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3391 { 3392 int state; 3393 int error; 3394 3395 if (mask != LOCK_MASK) { 3396 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3397 if (error == ENOIOCTL) 3398 error = ENODEV; 3399 if (error) 3400 return error; 3401 state &= ~mask; 3402 state |= new_bits & mask; 3403 } else { 3404 state = new_bits & LOCK_MASK; 3405 } 3406 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3407 if (error == ENOIOCTL) 3408 error = ENODEV; 3409 return error; 3410 } 3411 3412 static int 3413 update_kbd_leds(scr_stat *scp, int which) 3414 { 3415 int error; 3416 3417 which &= LOCK_MASK; 3418 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3419 if (error == ENOIOCTL) 3420 error = ENODEV; 3421 return error; 3422 } 3423 3424 int 3425 set_mode(scr_stat *scp) 3426 { 3427 video_info_t info; 3428 3429 /* reject unsupported mode */ 3430 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3431 return 1; 3432 3433 /* if this vty is not currently showing, do nothing */ 3434 if (scp != scp->sc->cur_scp) 3435 return 0; 3436 3437 /* setup video hardware for the given mode */ 3438 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3439 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3440 (void *)scp->sc->adp->va_window, FALSE); 3441 3442 #ifndef SC_NO_FONT_LOADING 3443 /* load appropriate font */ 3444 if (!(scp->status & GRAPHICS_MODE)) { 3445 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3446 if (scp->font_size < 14) { 3447 if (scp->sc->fonts_loaded & FONT_8) 3448 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3449 } else if (scp->font_size >= 16) { 3450 if (scp->sc->fonts_loaded & FONT_16) 3451 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3452 } else { 3453 if (scp->sc->fonts_loaded & FONT_14) 3454 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3455 } 3456 /* 3457 * FONT KLUDGE: 3458 * This is an interim kludge to display correct font. 3459 * Always use the font page #0 on the video plane 2. 3460 * Somehow we cannot show the font in other font pages on 3461 * some video cards... XXX 3462 */ 3463 sc_show_font(scp, 0); 3464 } 3465 mark_all(scp); 3466 } 3467 #endif /* !SC_NO_FONT_LOADING */ 3468 3469 sc_set_border(scp, scp->border); 3470 sc_set_cursor_image(scp); 3471 3472 return 0; 3473 } 3474 3475 void 3476 sc_set_border(scr_stat *scp, int color) 3477 { 3478 ++scp->sc->videoio_in_progress; 3479 (*scp->rndr->draw_border)(scp, color); 3480 --scp->sc->videoio_in_progress; 3481 } 3482 3483 #ifndef SC_NO_FONT_LOADING 3484 void 3485 sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3486 int base, int count) 3487 { 3488 sc_softc_t *sc; 3489 3490 sc = scp->sc; 3491 sc->font_loading_in_progress = TRUE; 3492 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3493 sc->font_loading_in_progress = FALSE; 3494 } 3495 3496 void 3497 sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3498 int base, int count) 3499 { 3500 sc_softc_t *sc; 3501 3502 sc = scp->sc; 3503 sc->font_loading_in_progress = TRUE; 3504 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3505 sc->font_loading_in_progress = FALSE; 3506 } 3507 3508 void 3509 sc_show_font(scr_stat *scp, int page) 3510 { 3511 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3512 } 3513 #endif /* !SC_NO_FONT_LOADING */ 3514 3515 void 3516 sc_paste(scr_stat *scp, u_char *p, int count) 3517 { 3518 struct tty *tp; 3519 u_char *rmap; 3520 3521 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3522 if (!ISTTYOPEN(tp)) 3523 return; 3524 rmap = scp->sc->scr_rmap; 3525 for (; count > 0; --count) 3526 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 3527 } 3528 3529 void 3530 sc_bell(scr_stat *scp, int pitch, int duration) 3531 { 3532 if (cold || shutdown_in_progress) 3533 return; 3534 3535 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3536 return; 3537 3538 if (scp->sc->flags & SC_VISUAL_BELL) { 3539 if (scp->sc->blink_in_progress) 3540 return; 3541 scp->sc->blink_in_progress = 3; 3542 if (scp != scp->sc->cur_scp) 3543 scp->sc->blink_in_progress += 2; 3544 blink_screen(scp->sc->cur_scp); 3545 } else { 3546 if (scp != scp->sc->cur_scp) 3547 pitch *= 2; 3548 sysbeep(pitch, duration); 3549 } 3550 } 3551 3552 static void 3553 blink_screen(void *arg) 3554 { 3555 scr_stat *scp = arg; 3556 struct tty *tp; 3557 3558 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3559 scp->sc->blink_in_progress = 0; 3560 mark_all(scp); 3561 tp = VIRTUAL_TTY(scp->sc, scp->index); 3562 if (ISTTYOPEN(tp)) 3563 scstart(tp); 3564 if (scp->sc->delayed_next_scr) 3565 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3566 } 3567 else { 3568 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3569 scp->sc->blink_in_progress & 1); 3570 scp->sc->blink_in_progress--; 3571 timeout(blink_screen, scp, hz / 10); 3572 } 3573 } 3574