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 | D_KQFILTER, 225 /* kqfilter */ ttykqfilter 226 }; 227 228 int 229 sc_probe_unit(int unit, int flags) 230 { 231 if (!scvidprobe(unit, flags, FALSE)) { 232 if (bootverbose) 233 printf("sc%d: no video adapter found.\n", unit); 234 return ENXIO; 235 } 236 237 /* syscons will be attached even when there is no keyboard */ 238 sckbdprobe(unit, flags, FALSE); 239 240 return 0; 241 } 242 243 /* probe video adapters, return TRUE if found */ 244 static int 245 scvidprobe(int unit, int flags, int cons) 246 { 247 /* 248 * Access the video adapter driver through the back door! 249 * Video adapter drivers need to be configured before syscons. 250 * However, when syscons is being probed as the low-level console, 251 * they have not been initialized yet. We force them to initialize 252 * themselves here. XXX 253 */ 254 vid_configure(cons ? VIO_PROBE_ONLY : 0); 255 256 return (vid_find_adapter("*", unit) >= 0); 257 } 258 259 /* probe the keyboard, return TRUE if found */ 260 static int 261 sckbdprobe(int unit, int flags, int cons) 262 { 263 /* access the keyboard driver through the backdoor! */ 264 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 265 266 return (kbd_find_keyboard("*", unit) >= 0); 267 } 268 269 static char 270 *adapter_name(video_adapter_t *adp) 271 { 272 static struct { 273 int type; 274 char *name[2]; 275 } names[] = { 276 { KD_MONO, { "MDA", "MDA" } }, 277 { KD_HERCULES, { "Hercules", "Hercules" } }, 278 { KD_CGA, { "CGA", "CGA" } }, 279 { KD_EGA, { "EGA", "EGA (mono)" } }, 280 { KD_VGA, { "VGA", "VGA (mono)" } }, 281 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 282 { KD_TGA, { "TGA", "TGA" } }, 283 { -1, { "Unknown", "Unknown" } }, 284 }; 285 int i; 286 287 for (i = 0; names[i].type != -1; ++i) 288 if (names[i].type == adp->va_type) 289 break; 290 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 291 } 292 293 int 294 sc_attach_unit(int unit, int flags) 295 { 296 sc_softc_t *sc; 297 scr_stat *scp; 298 #ifdef SC_PIXEL_MODE 299 video_info_t info; 300 #endif 301 int vc; 302 dev_t dev; 303 304 flags &= ~SC_KERNEL_CONSOLE; 305 306 if (sc_console_unit == unit) { 307 /* 308 * If this unit is being used as the system console, we need to 309 * adjust some variables and buffers before and after scinit(). 310 */ 311 /* assert(sc_console != NULL) */ 312 flags |= SC_KERNEL_CONSOLE; 313 scmeminit(NULL); 314 315 scinit(unit, flags); 316 317 if (sc_console->tsw->te_size > 0) { 318 /* assert(sc_console->ts != NULL); */ 319 kernel_console_ts = sc_console->ts; 320 sc_console->ts = malloc(sc_console->tsw->te_size, 321 M_DEVBUF, M_WAITOK); 322 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 323 (*sc_console->tsw->te_default_attr)(sc_console, 324 user_default.std_color, 325 user_default.rev_color); 326 } 327 } else { 328 scinit(unit, flags); 329 } 330 331 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 332 sc->config = flags; 333 scp = SC_STAT(sc->dev[0]); 334 if (sc_console == NULL) /* sc_console_unit < 0 */ 335 sc_console = scp; 336 337 #ifdef SC_PIXEL_MODE 338 if ((sc->config & SC_VESA800X600) 339 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 340 #ifdef DEV_SPLASH 341 if (sc->flags & SC_SPLASH_SCRN) 342 splash_term(sc->adp); 343 #endif 344 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 345 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 346 sc->initial_mode = M_VESA_800x600; 347 #ifdef DEV_SPLASH 348 /* put up the splash again! */ 349 if (sc->flags & SC_SPLASH_SCRN) 350 splash_init(sc->adp, scsplash_callback, sc); 351 #endif 352 } 353 #endif /* SC_PIXEL_MODE */ 354 355 /* initialize cursor */ 356 if (!ISGRAPHSC(scp)) 357 update_cursor_image(scp); 358 359 /* get screen update going */ 360 scrn_timer(sc); 361 362 /* set up the keyboard */ 363 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 364 update_kbd_state(scp, scp->status, LOCK_MASK); 365 366 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 367 unit, adapter_name(sc->adp), sc->vtys, sc->config); 368 if (bootverbose) { 369 printf("sc%d:", unit); 370 if (sc->adapter >= 0) 371 printf(" fb%d", sc->adapter); 372 if (sc->keyboard >= 0) 373 printf(", kbd%d", sc->keyboard); 374 if (scp->tsw) 375 printf(", terminal emulator: %s (%s)", 376 scp->tsw->te_name, scp->tsw->te_desc); 377 printf("\n"); 378 } 379 380 /* register a shutdown callback for the kernel console */ 381 if (sc_console_unit == unit) 382 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 383 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 384 385 for (vc = 0; vc < sc->vtys; vc++) { 386 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 387 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 388 sc->dev[vc] = dev; 389 /* 390 * The first vty already has struct tty and scr_stat initialized 391 * in scinit(). The other vtys will have these structs when 392 * first opened. 393 */ 394 } 395 396 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 397 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 398 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 399 SC_STAT(dev) = sc_console; 400 401 return 0; 402 } 403 404 static void 405 scmeminit(void *arg) 406 { 407 if (sc_malloc) 408 return; 409 sc_malloc = TRUE; 410 411 /* 412 * As soon as malloc() becomes functional, we had better allocate 413 * various buffers for the kernel console. 414 */ 415 416 if (sc_console_unit < 0) /* sc_console == NULL */ 417 return; 418 419 /* copy the temporary buffer to the final buffer */ 420 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 421 422 #ifndef SC_NO_CUTPASTE 423 sc_alloc_cut_buffer(sc_console, FALSE); 424 #endif 425 426 #ifndef SC_NO_HISTORY 427 /* initialize history buffer & pointers */ 428 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 429 #endif 430 } 431 432 /* XXX */ 433 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 434 435 static int 436 scdevtounit(dev_t dev) 437 { 438 int vty = SC_VTY(dev); 439 440 if (vty == SC_CONSOLECTL) 441 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 442 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 443 return -1; 444 else 445 return vty/MAXCONS; 446 } 447 448 static int 449 scopen(dev_t dev, int flag, int mode, struct thread *td) 450 { 451 int unit = scdevtounit(dev); 452 sc_softc_t *sc; 453 struct tty *tp; 454 scr_stat *scp; 455 keyarg_t key; 456 int error; 457 458 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 459 major(dev), minor(dev), unit, SC_VTY(dev))); 460 461 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 462 if (sc == NULL) 463 return ENXIO; 464 465 tp = dev->si_tty = ttymalloc(dev->si_tty); 466 tp->t_oproc = scstart; 467 tp->t_param = scparam; 468 tp->t_stop = nottystop; 469 tp->t_dev = dev; 470 if (!ISTTYOPEN(tp)) { 471 ttychars(tp); 472 /* Use the current setting of the <-- key as default VERASE. */ 473 /* If the Delete key is preferable, an stty is necessary */ 474 if (sc->kbd != NULL) { 475 key.keynum = KEYCODE_BS; 476 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 477 tp->t_cc[VERASE] = key.key.map[0]; 478 } 479 tp->t_iflag = TTYDEF_IFLAG; 480 tp->t_oflag = TTYDEF_OFLAG; 481 tp->t_cflag = TTYDEF_CFLAG; 482 tp->t_lflag = TTYDEF_LFLAG; 483 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 484 scparam(tp, &tp->t_termios); 485 (*linesw[tp->t_line].l_modem)(tp, 1); 486 } 487 else 488 if (tp->t_state & TS_XCLUDE && suser(td)) 489 return(EBUSY); 490 491 error = (*linesw[tp->t_line].l_open)(dev, tp); 492 493 scp = SC_STAT(dev); 494 if (scp == NULL) { 495 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 496 if (ISGRAPHSC(scp)) 497 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 498 } 499 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 500 tp->t_winsize.ws_col = scp->xsize; 501 tp->t_winsize.ws_row = scp->ysize; 502 } 503 504 return error; 505 } 506 507 static int 508 scclose(dev_t dev, int flag, int mode, struct thread *td) 509 { 510 struct tty *tp = dev->si_tty; 511 scr_stat *scp; 512 int s; 513 514 if (SC_VTY(dev) != SC_CONSOLECTL) { 515 scp = SC_STAT(tp->t_dev); 516 /* were we in the middle of the VT switching process? */ 517 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 518 s = spltty(); 519 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 520 cons_unavail = FALSE; 521 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 522 DPRINTF(5, ("reset WAIT_REL, ")); 523 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 524 DPRINTF(5, ("reset WAIT_ACQ, ")); 525 #if not_yet_done 526 if (scp == &main_console) { 527 scp->pid = 0; 528 scp->proc = NULL; 529 scp->smode.mode = VT_AUTO; 530 } 531 else { 532 sc_vtb_destroy(&scp->vtb); 533 sc_vtb_destroy(&scp->scr); 534 sc_free_history_buffer(scp, scp->ysize); 535 SC_STAT(dev) = NULL; 536 free(scp, M_DEVBUF); 537 } 538 #else 539 scp->pid = 0; 540 scp->proc = NULL; 541 scp->smode.mode = VT_AUTO; 542 #endif 543 scp->kbd_mode = K_XLATE; 544 if (scp == scp->sc->cur_scp) 545 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 546 DPRINTF(5, ("done.\n")); 547 } 548 spltty(); 549 (*linesw[tp->t_line].l_close)(tp, flag); 550 ttyclose(tp); 551 spl0(); 552 return(0); 553 } 554 555 static int 556 scread(dev_t dev, struct uio *uio, int flag) 557 { 558 if (!sc_saver_keyb_only) 559 sc_touch_scrn_saver(); 560 return ttyread(dev, uio, flag); 561 } 562 563 static int 564 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 565 { 566 sc_softc_t *sc; 567 struct tty *cur_tty; 568 int c; 569 size_t len; 570 u_char *cp; 571 572 sc = (sc_softc_t *)arg; 573 /* assert(thiskbd == sc->kbd) */ 574 575 switch (event) { 576 case KBDIO_KEYINPUT: 577 break; 578 case KBDIO_UNLOADING: 579 sc->kbd = NULL; 580 sc->keyboard = -1; 581 kbd_release(thiskbd, (void *)&sc->keyboard); 582 return 0; 583 default: 584 return EINVAL; 585 } 586 587 /* 588 * Loop while there is still input to get from the keyboard. 589 * I don't think this is nessesary, and it doesn't fix 590 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 591 */ 592 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 593 594 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 595 if (!ISTTYOPEN(cur_tty)) { 596 cur_tty = sc_console_tty; 597 if (!ISTTYOPEN(cur_tty)) 598 continue; 599 } 600 601 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 602 continue; 603 604 switch (KEYFLAGS(c)) { 605 case 0x0000: /* normal key */ 606 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 607 break; 608 case FKEY: /* function key, return string */ 609 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 610 if (cp != NULL) { 611 while (len-- > 0) 612 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 613 } 614 break; 615 case MKEY: /* meta is active, prepend ESC */ 616 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 617 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 618 break; 619 case BKEY: /* backtab fixed sequence (esc [ Z) */ 620 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 621 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 622 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 623 break; 624 } 625 } 626 627 sc->cur_scp->status |= MOUSE_HIDDEN; 628 629 return 0; 630 } 631 632 static int 633 scparam(struct tty *tp, struct termios *t) 634 { 635 tp->t_ispeed = t->c_ispeed; 636 tp->t_ospeed = t->c_ospeed; 637 tp->t_cflag = t->c_cflag; 638 return 0; 639 } 640 641 static int 642 scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct thread *td) 643 { 644 int error; 645 int i; 646 struct tty *tp; 647 sc_softc_t *sc; 648 scr_stat *scp; 649 int s; 650 651 tp = dev->si_tty; 652 653 /* If there is a user_ioctl function call that first */ 654 if (sc_user_ioctl) { 655 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 656 if (error != ENOIOCTL) 657 return error; 658 } 659 660 error = sc_vid_ioctl(tp, cmd, data, flag, td); 661 if (error != ENOIOCTL) 662 return error; 663 664 #ifndef SC_NO_HISTORY 665 error = sc_hist_ioctl(tp, cmd, data, flag, td); 666 if (error != ENOIOCTL) 667 return error; 668 #endif 669 670 #ifndef SC_NO_SYSMOUSE 671 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 672 if (error != ENOIOCTL) 673 return error; 674 #endif 675 676 scp = SC_STAT(tp->t_dev); 677 /* assert(scp != NULL) */ 678 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 679 sc = scp->sc; 680 681 if (scp->tsw) { 682 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 683 if (error != ENOIOCTL) 684 return error; 685 } 686 687 switch (cmd) { /* process console hardware related ioctl's */ 688 689 case GIO_ATTR: /* get current attributes */ 690 /* this ioctl is not processed here, but in the terminal emulator */ 691 return ENOTTY; 692 693 case GIO_COLOR: /* is this a color console ? */ 694 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 695 return 0; 696 697 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 698 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 699 return EINVAL; 700 s = spltty(); 701 scrn_blank_time = *(int *)data; 702 run_scrn_saver = (scrn_blank_time != 0); 703 splx(s); 704 return 0; 705 706 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 707 s = spltty(); 708 *(int *)data &= CONS_CURSOR_ATTRS; 709 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 710 splx(s); 711 return 0; 712 713 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 714 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 715 ((int *)data)[0] = scp->curr_curs_attr.flags; 716 ((int *)data)[1] = scp->curr_curs_attr.base; 717 ((int *)data)[2] = scp->curr_curs_attr.height; 718 } else { 719 ((int *)data)[0] = sc->curs_attr.flags; 720 ((int *)data)[1] = sc->curs_attr.base; 721 ((int *)data)[2] = sc->curs_attr.height; 722 } 723 return 0; 724 725 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 726 s = spltty(); 727 sc_change_cursor_shape(scp, ((int *)data)[0], 728 ((int *)data)[1], ((int *)data)[2]); 729 splx(s); 730 return 0; 731 732 case CONS_BELLTYPE: /* set bell type sound/visual */ 733 if ((*(int *)data) & 0x01) 734 sc->flags |= SC_VISUAL_BELL; 735 else 736 sc->flags &= ~SC_VISUAL_BELL; 737 if ((*(int *)data) & 0x02) 738 sc->flags |= SC_QUIET_BELL; 739 else 740 sc->flags &= ~SC_QUIET_BELL; 741 return 0; 742 743 case CONS_GETINFO: /* get current (virtual) console info */ 744 { 745 vid_info_t *ptr = (vid_info_t*)data; 746 if (ptr->size == sizeof(struct vid_info)) { 747 ptr->m_num = sc->cur_scp->index; 748 ptr->font_size = scp->font_size; 749 ptr->mv_col = scp->xpos; 750 ptr->mv_row = scp->ypos; 751 ptr->mv_csz = scp->xsize; 752 ptr->mv_rsz = scp->ysize; 753 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 754 /* 755 * The following fields are filled by the terminal emulator. XXX 756 * 757 * ptr->mv_norm.fore 758 * ptr->mv_norm.back 759 * ptr->mv_rev.fore 760 * ptr->mv_rev.back 761 */ 762 ptr->mv_grfc.fore = 0; /* not supported */ 763 ptr->mv_grfc.back = 0; /* not supported */ 764 ptr->mv_ovscan = scp->border; 765 if (scp == sc->cur_scp) 766 save_kbd_state(scp); 767 ptr->mk_keylock = scp->status & LOCK_MASK; 768 return 0; 769 } 770 return EINVAL; 771 } 772 773 case CONS_GETVERS: /* get version number */ 774 *(int*)data = 0x200; /* version 2.0 */ 775 return 0; 776 777 case CONS_IDLE: /* see if the screen has been idle */ 778 /* 779 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 780 * the user process may have been writing something on the 781 * screen and syscons is not aware of it. Declare the screen 782 * is NOT idle if it is in one of these modes. But there is 783 * an exception to it; if a screen saver is running in the 784 * graphics mode in the current screen, we should say that the 785 * screen has been idle. 786 */ 787 *(int *)data = (sc->flags & SC_SCRN_IDLE) 788 && (!ISGRAPHSC(sc->cur_scp) 789 || (sc->cur_scp->status & SAVER_RUNNING)); 790 return 0; 791 792 case CONS_SAVERMODE: /* set saver mode */ 793 switch(*(int *)data) { 794 case CONS_NO_SAVER: 795 case CONS_USR_SAVER: 796 /* if a LKM screen saver is running, stop it first. */ 797 scsplash_stick(FALSE); 798 saver_mode = *(int *)data; 799 s = spltty(); 800 #ifdef DEV_SPLASH 801 if ((error = wait_scrn_saver_stop(NULL))) { 802 splx(s); 803 return error; 804 } 805 #endif 806 run_scrn_saver = TRUE; 807 if (saver_mode == CONS_USR_SAVER) 808 scp->status |= SAVER_RUNNING; 809 else 810 scp->status &= ~SAVER_RUNNING; 811 scsplash_stick(TRUE); 812 splx(s); 813 break; 814 case CONS_LKM_SAVER: 815 s = spltty(); 816 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 817 scp->status &= ~SAVER_RUNNING; 818 saver_mode = *(int *)data; 819 splx(s); 820 break; 821 default: 822 return EINVAL; 823 } 824 return 0; 825 826 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 827 /* 828 * Note that this ioctl does not guarantee the screen saver 829 * actually starts or stops. It merely attempts to do so... 830 */ 831 s = spltty(); 832 run_scrn_saver = (*(int *)data != 0); 833 if (run_scrn_saver) 834 sc->scrn_time_stamp -= scrn_blank_time; 835 splx(s); 836 return 0; 837 838 case CONS_SCRSHOT: /* get a screen shot */ 839 { 840 int retval, hist_rsz; 841 size_t lsize, csize; 842 vm_offset_t frbp, hstp; 843 unsigned lnum; 844 scrshot_t *ptr = (scrshot_t *)data; 845 void *outp = ptr->buf; 846 847 s = spltty(); 848 if (ISGRAPHSC(scp)) { 849 splx(s); 850 return EOPNOTSUPP; 851 } 852 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 853 if ((ptr->x + ptr->xsize) > scp->xsize || 854 (ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 855 splx(s); 856 return EINVAL; 857 } 858 859 lsize = scp->xsize * sizeof(u_int16_t); 860 csize = ptr->xsize * sizeof(u_int16_t); 861 /* Pointer to the last line of framebuffer */ 862 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 863 sizeof(u_int16_t); 864 /* Pointer to the last line of target buffer */ 865 (vm_offset_t)outp += ptr->ysize * csize; 866 /* Pointer to the last line of history buffer */ 867 if (scp->history != NULL) 868 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 869 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 870 else 871 hstp = 0; 872 873 retval = 0; 874 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 875 if (lnum < scp->ysize) { 876 frbp -= lsize; 877 } else { 878 hstp -= lsize; 879 if (hstp < scp->history->vtb_buffer) 880 hstp += scp->history->vtb_rows * lsize; 881 frbp = hstp; 882 } 883 if (lnum < ptr->y) 884 continue; 885 (vm_offset_t)outp -= csize; 886 retval = copyout((void *)frbp, outp, csize); 887 if (retval != 0) 888 break; 889 } 890 splx(s); 891 return retval; 892 } 893 894 case VT_SETMODE: /* set screen switcher mode */ 895 { 896 struct vt_mode *mode; 897 struct proc *p1; 898 899 mode = (struct vt_mode *)data; 900 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 901 if (scp->smode.mode == VT_PROCESS) { 902 p1 = pfind(scp->pid); 903 if (scp->proc == p1 && scp->proc != td->td_proc) { 904 if (p1) 905 PROC_UNLOCK(p1); 906 DPRINTF(5, ("error EPERM\n")); 907 return EPERM; 908 } 909 if (p1) 910 PROC_UNLOCK(p1); 911 } 912 s = spltty(); 913 if (mode->mode == VT_AUTO) { 914 scp->smode.mode = VT_AUTO; 915 scp->proc = NULL; 916 scp->pid = 0; 917 DPRINTF(5, ("VT_AUTO, ")); 918 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 919 cons_unavail = FALSE; 920 /* were we in the middle of the vty switching process? */ 921 if (finish_vt_rel(scp, TRUE, &s) == 0) 922 DPRINTF(5, ("reset WAIT_REL, ")); 923 if (finish_vt_acq(scp) == 0) 924 DPRINTF(5, ("reset WAIT_ACQ, ")); 925 } else { 926 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 927 || !ISSIGVALID(mode->frsig)) { 928 splx(s); 929 DPRINTF(5, ("error EINVAL\n")); 930 return EINVAL; 931 } 932 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 933 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 934 scp->proc = td->td_proc; 935 scp->pid = scp->proc->p_pid; 936 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 937 cons_unavail = TRUE; 938 } 939 splx(s); 940 DPRINTF(5, ("\n")); 941 return 0; 942 } 943 944 case VT_GETMODE: /* get screen switcher mode */ 945 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 946 return 0; 947 948 case VT_RELDISP: /* screen switcher ioctl */ 949 s = spltty(); 950 /* 951 * This must be the current vty which is in the VT_PROCESS 952 * switching mode... 953 */ 954 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 955 splx(s); 956 return EINVAL; 957 } 958 /* ...and this process is controlling it. */ 959 if (scp->proc != td->td_proc) { 960 splx(s); 961 return EPERM; 962 } 963 error = EINVAL; 964 switch(*(int *)data) { 965 case VT_FALSE: /* user refuses to release screen, abort */ 966 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 967 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 968 break; 969 case VT_TRUE: /* user has released screen, go on */ 970 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 971 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 972 break; 973 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 974 if ((error = finish_vt_acq(scp)) == 0) 975 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 976 break; 977 default: 978 break; 979 } 980 splx(s); 981 return error; 982 983 case VT_OPENQRY: /* return free virtual console */ 984 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 985 tp = VIRTUAL_TTY(sc, i); 986 if (!ISTTYOPEN(tp)) { 987 *(int *)data = i + 1; 988 return 0; 989 } 990 } 991 return EINVAL; 992 993 case VT_ACTIVATE: /* switch to screen *data */ 994 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 995 s = spltty(); 996 sc_clean_up(sc->cur_scp); 997 splx(s); 998 return sc_switch_scr(sc, i); 999 1000 case VT_WAITACTIVE: /* wait for switch to occur */ 1001 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1002 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1003 return EINVAL; 1004 s = spltty(); 1005 error = sc_clean_up(sc->cur_scp); 1006 splx(s); 1007 if (error) 1008 return error; 1009 scp = SC_STAT(SC_DEV(sc, i)); 1010 if (scp == scp->sc->cur_scp) 1011 return 0; 1012 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, 1013 "waitvt", 0)) == ERESTART) ; 1014 return error; 1015 1016 case VT_GETACTIVE: /* get active vty # */ 1017 *(int *)data = sc->cur_scp->index + 1; 1018 return 0; 1019 1020 case VT_GETINDEX: /* get this vty # */ 1021 *(int *)data = scp->index + 1; 1022 return 0; 1023 1024 case VT_LOCKSWITCH: /* prevent vty switching */ 1025 if ((*(int *)data) & 0x01) 1026 sc->flags |= SC_SCRN_VTYLOCK; 1027 else 1028 sc->flags &= ~SC_SCRN_VTYLOCK; 1029 return 0; 1030 1031 case KDENABIO: /* allow io operations */ 1032 error = suser(td); 1033 if (error != 0) 1034 return error; 1035 error = securelevel_gt(td->td_ucred, 0); 1036 if (error != 0) 1037 return error; 1038 #ifdef __i386__ 1039 td->td_frame->tf_eflags |= PSL_IOPL; 1040 #endif 1041 return 0; 1042 1043 case KDDISABIO: /* disallow io operations (default) */ 1044 #ifdef __i386__ 1045 td->td_frame->tf_eflags &= ~PSL_IOPL; 1046 #endif 1047 return 0; 1048 1049 case KDSKBSTATE: /* set keyboard state (locks) */ 1050 if (*(int *)data & ~LOCK_MASK) 1051 return EINVAL; 1052 scp->status &= ~LOCK_MASK; 1053 scp->status |= *(int *)data; 1054 if (scp == sc->cur_scp) 1055 update_kbd_state(scp, scp->status, LOCK_MASK); 1056 return 0; 1057 1058 case KDGKBSTATE: /* get keyboard state (locks) */ 1059 if (scp == sc->cur_scp) 1060 save_kbd_state(scp); 1061 *(int *)data = scp->status & LOCK_MASK; 1062 return 0; 1063 1064 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1065 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1066 error = kbd_ioctl(sc->kbd, cmd, data); 1067 if (error == ENOIOCTL) 1068 error = ENODEV; 1069 return error; 1070 1071 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1072 if (*(int *)data & ~0x7f) 1073 return EINVAL; 1074 error = kbd_ioctl(sc->kbd, cmd, data); 1075 if (error == ENOIOCTL) 1076 error = ENODEV; 1077 return error; 1078 1079 case KDSKBMODE: /* set keyboard mode */ 1080 switch (*(int *)data) { 1081 case K_XLATE: /* switch to XLT ascii mode */ 1082 case K_RAW: /* switch to RAW scancode mode */ 1083 case K_CODE: /* switch to CODE mode */ 1084 scp->kbd_mode = *(int *)data; 1085 if (scp == sc->cur_scp) 1086 kbd_ioctl(sc->kbd, cmd, data); 1087 return 0; 1088 default: 1089 return EINVAL; 1090 } 1091 /* NOT REACHED */ 1092 1093 case KDGKBMODE: /* get keyboard mode */ 1094 *(int *)data = scp->kbd_mode; 1095 return 0; 1096 1097 case KDGKBINFO: 1098 error = kbd_ioctl(sc->kbd, cmd, data); 1099 if (error == ENOIOCTL) 1100 error = ENODEV; 1101 return error; 1102 1103 case KDMKTONE: /* sound the bell */ 1104 if (*(int*)data) 1105 sc_bell(scp, (*(int*)data)&0xffff, 1106 (((*(int*)data)>>16)&0xffff)*hz/1000); 1107 else 1108 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1109 return 0; 1110 1111 case KIOCSOUND: /* make tone (*data) hz */ 1112 if (scp == sc->cur_scp) { 1113 if (*(int *)data) 1114 return sc_tone(*(int *)data); 1115 else 1116 return sc_tone(0); 1117 } 1118 return 0; 1119 1120 case KDGKBTYPE: /* get keyboard type */ 1121 error = kbd_ioctl(sc->kbd, cmd, data); 1122 if (error == ENOIOCTL) { 1123 /* always return something? XXX */ 1124 *(int *)data = 0; 1125 } 1126 return 0; 1127 1128 case KDSETLED: /* set keyboard LED status */ 1129 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1130 return EINVAL; 1131 scp->status &= ~LED_MASK; 1132 scp->status |= *(int *)data; 1133 if (scp == sc->cur_scp) 1134 update_kbd_leds(scp, scp->status); 1135 return 0; 1136 1137 case KDGETLED: /* get keyboard LED status */ 1138 if (scp == sc->cur_scp) 1139 save_kbd_state(scp); 1140 *(int *)data = scp->status & LED_MASK; 1141 return 0; 1142 1143 case CONS_SETKBD: /* set the new keyboard */ 1144 { 1145 keyboard_t *newkbd; 1146 1147 s = spltty(); 1148 newkbd = kbd_get_keyboard(*(int *)data); 1149 if (newkbd == NULL) { 1150 splx(s); 1151 return EINVAL; 1152 } 1153 error = 0; 1154 if (sc->kbd != newkbd) { 1155 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1156 (void *)&sc->keyboard, sckbdevent, sc); 1157 /* i == newkbd->kb_index */ 1158 if (i >= 0) { 1159 if (sc->kbd != NULL) { 1160 save_kbd_state(sc->cur_scp); 1161 kbd_release(sc->kbd, (void *)&sc->keyboard); 1162 } 1163 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1164 sc->keyboard = i; 1165 kbd_ioctl(sc->kbd, KDSKBMODE, 1166 (caddr_t)&sc->cur_scp->kbd_mode); 1167 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1168 LOCK_MASK); 1169 } else { 1170 error = EPERM; /* XXX */ 1171 } 1172 } 1173 splx(s); 1174 return error; 1175 } 1176 1177 case CONS_RELKBD: /* release the current keyboard */ 1178 s = spltty(); 1179 error = 0; 1180 if (sc->kbd != NULL) { 1181 save_kbd_state(sc->cur_scp); 1182 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1183 if (error == 0) { 1184 sc->kbd = NULL; 1185 sc->keyboard = -1; 1186 } 1187 } 1188 splx(s); 1189 return error; 1190 1191 case CONS_GETTERM: /* get the current terminal emulator info */ 1192 { 1193 sc_term_sw_t *sw; 1194 1195 if (((term_info_t *)data)->ti_index == 0) { 1196 sw = scp->tsw; 1197 } else { 1198 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1199 } 1200 if (sw != NULL) { 1201 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1202 sizeof(((term_info_t *)data)->ti_name)); 1203 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1204 sizeof(((term_info_t *)data)->ti_desc)); 1205 ((term_info_t *)data)->ti_flags = 0; 1206 return 0; 1207 } else { 1208 ((term_info_t *)data)->ti_name[0] = '\0'; 1209 ((term_info_t *)data)->ti_desc[0] = '\0'; 1210 ((term_info_t *)data)->ti_flags = 0; 1211 return EINVAL; 1212 } 1213 } 1214 1215 case CONS_SETTERM: /* set the current terminal emulator */ 1216 s = spltty(); 1217 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1218 /* FIXME: what if scp == sc_console! XXX */ 1219 splx(s); 1220 return error; 1221 1222 case GIO_SCRNMAP: /* get output translation table */ 1223 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1224 return 0; 1225 1226 case PIO_SCRNMAP: /* set output translation table */ 1227 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1228 for (i=0; i<sizeof(sc->scr_map); i++) { 1229 sc->scr_rmap[sc->scr_map[i]] = i; 1230 } 1231 return 0; 1232 1233 case GIO_KEYMAP: /* get keyboard translation table */ 1234 case PIO_KEYMAP: /* set keyboard translation table */ 1235 case GIO_DEADKEYMAP: /* get accent key translation table */ 1236 case PIO_DEADKEYMAP: /* set accent key translation table */ 1237 case GETFKEY: /* get function key string */ 1238 case SETFKEY: /* set function key string */ 1239 error = kbd_ioctl(sc->kbd, cmd, data); 1240 if (error == ENOIOCTL) 1241 error = ENODEV; 1242 return error; 1243 1244 #ifndef SC_NO_FONT_LOADING 1245 1246 case PIO_FONT8x8: /* set 8x8 dot font */ 1247 if (!ISFONTAVAIL(sc->adp->va_flags)) 1248 return ENXIO; 1249 bcopy(data, sc->font_8, 8*256); 1250 sc->fonts_loaded |= FONT_8; 1251 /* 1252 * FONT KLUDGE 1253 * Always use the font page #0. XXX 1254 * Don't load if the current font size is not 8x8. 1255 */ 1256 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1257 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1258 return 0; 1259 1260 case GIO_FONT8x8: /* get 8x8 dot font */ 1261 if (!ISFONTAVAIL(sc->adp->va_flags)) 1262 return ENXIO; 1263 if (sc->fonts_loaded & FONT_8) { 1264 bcopy(sc->font_8, data, 8*256); 1265 return 0; 1266 } 1267 else 1268 return ENXIO; 1269 1270 case PIO_FONT8x14: /* set 8x14 dot font */ 1271 if (!ISFONTAVAIL(sc->adp->va_flags)) 1272 return ENXIO; 1273 bcopy(data, sc->font_14, 14*256); 1274 sc->fonts_loaded |= FONT_14; 1275 /* 1276 * FONT KLUDGE 1277 * Always use the font page #0. XXX 1278 * Don't load if the current font size is not 8x14. 1279 */ 1280 if (ISTEXTSC(sc->cur_scp) 1281 && (sc->cur_scp->font_size >= 14) 1282 && (sc->cur_scp->font_size < 16)) 1283 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1284 return 0; 1285 1286 case GIO_FONT8x14: /* get 8x14 dot font */ 1287 if (!ISFONTAVAIL(sc->adp->va_flags)) 1288 return ENXIO; 1289 if (sc->fonts_loaded & FONT_14) { 1290 bcopy(sc->font_14, data, 14*256); 1291 return 0; 1292 } 1293 else 1294 return ENXIO; 1295 1296 case PIO_FONT8x16: /* set 8x16 dot font */ 1297 if (!ISFONTAVAIL(sc->adp->va_flags)) 1298 return ENXIO; 1299 bcopy(data, sc->font_16, 16*256); 1300 sc->fonts_loaded |= FONT_16; 1301 /* 1302 * FONT KLUDGE 1303 * Always use the font page #0. XXX 1304 * Don't load if the current font size is not 8x16. 1305 */ 1306 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1307 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1308 return 0; 1309 1310 case GIO_FONT8x16: /* get 8x16 dot font */ 1311 if (!ISFONTAVAIL(sc->adp->va_flags)) 1312 return ENXIO; 1313 if (sc->fonts_loaded & FONT_16) { 1314 bcopy(sc->font_16, data, 16*256); 1315 return 0; 1316 } 1317 else 1318 return ENXIO; 1319 1320 #endif /* SC_NO_FONT_LOADING */ 1321 1322 default: 1323 break; 1324 } 1325 1326 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, td); 1327 if (error != ENOIOCTL) 1328 return(error); 1329 error = ttioctl(tp, cmd, data, flag); 1330 if (error != ENOIOCTL) 1331 return(error); 1332 return(ENOTTY); 1333 } 1334 1335 static void 1336 scstart(struct tty *tp) 1337 { 1338 struct clist *rbp; 1339 int s, len; 1340 u_char buf[PCBURST]; 1341 scr_stat *scp = SC_STAT(tp->t_dev); 1342 1343 if (scp->status & SLKED || scp->sc->blink_in_progress) 1344 return; 1345 s = spltty(); 1346 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1347 tp->t_state |= TS_BUSY; 1348 rbp = &tp->t_outq; 1349 while (rbp->c_cc) { 1350 len = q_to_b(rbp, buf, PCBURST); 1351 splx(s); 1352 sc_puts(scp, buf, len); 1353 s = spltty(); 1354 } 1355 tp->t_state &= ~TS_BUSY; 1356 ttwwakeup(tp); 1357 } 1358 splx(s); 1359 } 1360 1361 static void 1362 sccnprobe(struct consdev *cp) 1363 { 1364 #if __i386__ || __ia64__ 1365 int unit; 1366 int flags; 1367 1368 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1369 1370 /* a video card is always required */ 1371 if (!scvidprobe(unit, flags, TRUE)) 1372 cp->cn_pri = CN_DEAD; 1373 1374 /* syscons will become console even when there is no keyboard */ 1375 sckbdprobe(unit, flags, TRUE); 1376 1377 if (cp->cn_pri == CN_DEAD) 1378 return; 1379 1380 /* initialize required fields */ 1381 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLECTL); 1382 #endif /* __i386__ || __ia64__ */ 1383 1384 #if __alpha__ 1385 /* 1386 * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() 1387 * interface to install the console. Always return CN_DEAD from 1388 * here. 1389 */ 1390 cp->cn_pri = CN_DEAD; 1391 #endif /* __alpha__ */ 1392 } 1393 1394 static void 1395 sccninit(struct consdev *cp) 1396 { 1397 #if __i386__ || __ia64__ 1398 int unit; 1399 int flags; 1400 1401 sc_get_cons_priority(&unit, &flags); 1402 scinit(unit, flags | SC_KERNEL_CONSOLE); 1403 sc_console_unit = unit; 1404 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1405 #endif /* __i386__ */ 1406 1407 #if __alpha__ 1408 /* SHOULDN'T REACH HERE */ 1409 #endif /* __alpha__ */ 1410 } 1411 1412 static void 1413 sccnterm(struct consdev *cp) 1414 { 1415 /* we are not the kernel console any more, release everything */ 1416 1417 if (sc_console_unit < 0) 1418 return; /* shouldn't happen */ 1419 1420 #if __i386__ || __ia64__ 1421 #if 0 /* XXX */ 1422 sc_clear_screen(sc_console); 1423 sccnupdate(sc_console); 1424 #endif 1425 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1426 sc_console_unit = -1; 1427 sc_console = NULL; 1428 #endif /* __i386__ */ 1429 1430 #if __alpha__ 1431 /* do nothing XXX */ 1432 #endif /* __alpha__ */ 1433 } 1434 1435 #ifdef __alpha__ 1436 1437 void 1438 sccnattach(void) 1439 { 1440 static struct consdev consdev; 1441 int unit; 1442 int flags; 1443 1444 bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); 1445 consdev.cn_pri = sc_get_cons_priority(&unit, &flags); 1446 1447 /* a video card is always required */ 1448 if (!scvidprobe(unit, flags, TRUE)) 1449 consdev.cn_pri = CN_DEAD; 1450 1451 /* alpha doesn't allow the console being without a keyboard... Why? */ 1452 if (!sckbdprobe(unit, flags, TRUE)) 1453 consdev.cn_pri = CN_DEAD; 1454 1455 if (consdev.cn_pri == CN_DEAD) 1456 return; 1457 1458 scinit(unit, flags | SC_KERNEL_CONSOLE); 1459 sc_console_unit = unit; 1460 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1461 consdev.cn_dev = makedev(CDEV_MAJOR, 0); 1462 cnadd(&consdev); 1463 } 1464 1465 #endif /* __alpha__ */ 1466 1467 static void 1468 sccnputc(dev_t dev, int c) 1469 { 1470 u_char buf[1]; 1471 scr_stat *scp = sc_console; 1472 void *save; 1473 #ifndef SC_NO_HISTORY 1474 struct tty *tp; 1475 #endif /* !SC_NO_HISTORY */ 1476 int s; 1477 1478 /* assert(sc_console != NULL) */ 1479 1480 #ifndef SC_NO_HISTORY 1481 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1482 scp->status &= ~SLKED; 1483 update_kbd_state(scp, scp->status, SLKED); 1484 if (scp->status & BUFFER_SAVED) { 1485 if (!sc_hist_restore(scp)) 1486 sc_remove_cutmarking(scp); 1487 scp->status &= ~BUFFER_SAVED; 1488 scp->status |= CURSOR_ENABLED; 1489 sc_draw_cursor_image(scp); 1490 } 1491 tp = VIRTUAL_TTY(scp->sc, scp->index); 1492 if (ISTTYOPEN(tp)) 1493 scstart(tp); 1494 } 1495 #endif /* !SC_NO_HISTORY */ 1496 1497 save = scp->ts; 1498 if (kernel_console_ts != NULL) 1499 scp->ts = kernel_console_ts; 1500 buf[0] = c; 1501 sc_puts(scp, buf, 1); 1502 scp->ts = save; 1503 1504 s = spltty(); /* block sckbdevent and scrn_timer */ 1505 sccnupdate(scp); 1506 splx(s); 1507 } 1508 1509 static int 1510 sccngetc(dev_t dev) 1511 { 1512 return sccngetch(0); 1513 } 1514 1515 static int 1516 sccncheckc(dev_t dev) 1517 { 1518 return sccngetch(SCGETC_NONBLOCK); 1519 } 1520 1521 static void 1522 sccndbctl(dev_t dev, int on) 1523 { 1524 /* assert(sc_console_unit >= 0) */ 1525 /* try to switch to the kernel console screen */ 1526 if (on && debugger == 0) { 1527 /* 1528 * TRY to make sure the screen saver is stopped, 1529 * and the screen is updated before switching to 1530 * the vty0. 1531 */ 1532 scrn_timer(NULL); 1533 if (!cold 1534 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1535 && sc_console->smode.mode == VT_AUTO) { 1536 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1537 ++debugger; /* XXX */ 1538 sc_switch_scr(sc_console->sc, sc_console->index); 1539 --debugger; /* XXX */ 1540 } 1541 } 1542 if (on) 1543 ++debugger; 1544 else 1545 --debugger; 1546 } 1547 1548 static int 1549 sccngetch(int flags) 1550 { 1551 static struct fkeytab fkey; 1552 static int fkeycp; 1553 scr_stat *scp; 1554 u_char *p; 1555 int cur_mode; 1556 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1557 int c; 1558 1559 /* assert(sc_console != NULL) */ 1560 1561 /* 1562 * Stop the screen saver and update the screen if necessary. 1563 * What if we have been running in the screen saver code... XXX 1564 */ 1565 sc_touch_scrn_saver(); 1566 scp = sc_console->sc->cur_scp; /* XXX */ 1567 sccnupdate(scp); 1568 1569 if (fkeycp < fkey.len) { 1570 splx(s); 1571 return fkey.str[fkeycp++]; 1572 } 1573 1574 if (scp->sc->kbd == NULL) { 1575 splx(s); 1576 return -1; 1577 } 1578 1579 /* 1580 * Make sure the keyboard is accessible even when the kbd device 1581 * driver is disabled. 1582 */ 1583 kbd_enable(scp->sc->kbd); 1584 1585 /* we shall always use the keyboard in the XLATE mode here */ 1586 cur_mode = scp->kbd_mode; 1587 scp->kbd_mode = K_XLATE; 1588 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1589 1590 kbd_poll(scp->sc->kbd, TRUE); 1591 c = scgetc(scp->sc, SCGETC_CN | flags); 1592 kbd_poll(scp->sc->kbd, FALSE); 1593 1594 scp->kbd_mode = cur_mode; 1595 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1596 kbd_disable(scp->sc->kbd); 1597 splx(s); 1598 1599 switch (KEYFLAGS(c)) { 1600 case 0: /* normal char */ 1601 return KEYCHAR(c); 1602 case FKEY: /* function key */ 1603 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1604 fkey.len = fkeycp; 1605 if ((p != NULL) && (fkey.len > 0)) { 1606 bcopy(p, fkey.str, fkey.len); 1607 fkeycp = 1; 1608 return fkey.str[0]; 1609 } 1610 return c; /* XXX */ 1611 case NOKEY: 1612 case ERRKEY: 1613 default: 1614 return -1; 1615 } 1616 /* NOT REACHED */ 1617 } 1618 1619 static void 1620 sccnupdate(scr_stat *scp) 1621 { 1622 /* this is a cut-down version of scrn_timer()... */ 1623 1624 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1625 return; 1626 1627 if (debugger > 0 || panicstr || shutdown_in_progress) { 1628 sc_touch_scrn_saver(); 1629 } else if (scp != scp->sc->cur_scp) { 1630 return; 1631 } 1632 1633 if (!run_scrn_saver) 1634 scp->sc->flags &= ~SC_SCRN_IDLE; 1635 #ifdef DEV_SPLASH 1636 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1637 if (scp->sc->flags & SC_SCRN_BLANKED) 1638 stop_scrn_saver(scp->sc, current_saver); 1639 #endif 1640 1641 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1642 || scp->sc->switch_in_progress) 1643 return; 1644 /* 1645 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1646 * when write_in_progress is non-zero. XXX 1647 */ 1648 1649 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1650 scrn_update(scp, TRUE); 1651 } 1652 1653 static void 1654 scrn_timer(void *arg) 1655 { 1656 static int kbd_interval = 0; 1657 struct timeval tv; 1658 sc_softc_t *sc; 1659 scr_stat *scp; 1660 int again; 1661 int s; 1662 1663 again = (arg != NULL); 1664 if (arg != NULL) 1665 sc = (sc_softc_t *)arg; 1666 else if (sc_console != NULL) 1667 sc = sc_console->sc; 1668 else 1669 return; 1670 1671 /* don't do anything when we are performing some I/O operations */ 1672 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1673 if (again) 1674 timeout(scrn_timer, sc, hz / 10); 1675 return; 1676 } 1677 s = spltty(); 1678 1679 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1680 /* try to allocate a keyboard automatically */ 1681 if (++kbd_interval >= 25) { 1682 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1683 sckbdevent, sc); 1684 if (sc->keyboard >= 0) { 1685 sc->kbd = kbd_get_keyboard(sc->keyboard); 1686 kbd_ioctl(sc->kbd, KDSKBMODE, 1687 (caddr_t)&sc->cur_scp->kbd_mode); 1688 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1689 LOCK_MASK); 1690 } 1691 kbd_interval = 0; 1692 } 1693 } 1694 1695 /* find the vty to update */ 1696 scp = sc->cur_scp; 1697 1698 /* should we stop the screen saver? */ 1699 getmicrouptime(&tv); 1700 if (debugger > 0 || panicstr || shutdown_in_progress) 1701 sc_touch_scrn_saver(); 1702 if (run_scrn_saver) { 1703 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1704 sc->flags |= SC_SCRN_IDLE; 1705 else 1706 sc->flags &= ~SC_SCRN_IDLE; 1707 } else { 1708 sc->scrn_time_stamp = tv.tv_sec; 1709 sc->flags &= ~SC_SCRN_IDLE; 1710 if (scrn_blank_time > 0) 1711 run_scrn_saver = TRUE; 1712 } 1713 #ifdef DEV_SPLASH 1714 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1715 if (sc->flags & SC_SCRN_BLANKED) 1716 stop_scrn_saver(sc, current_saver); 1717 #endif 1718 1719 /* should we just return ? */ 1720 if (sc->blink_in_progress || sc->switch_in_progress 1721 || sc->write_in_progress) { 1722 if (again) 1723 timeout(scrn_timer, sc, hz / 10); 1724 splx(s); 1725 return; 1726 } 1727 1728 /* Update the screen */ 1729 scp = sc->cur_scp; /* cur_scp may have changed... */ 1730 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1731 scrn_update(scp, TRUE); 1732 1733 #ifdef DEV_SPLASH 1734 /* should we activate the screen saver? */ 1735 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1736 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1737 (*current_saver)(sc, TRUE); 1738 #endif 1739 1740 if (again) 1741 timeout(scrn_timer, sc, hz / 25); 1742 splx(s); 1743 } 1744 1745 static int 1746 and_region(int *s1, int *e1, int s2, int e2) 1747 { 1748 if (*e1 < s2 || e2 < *s1) 1749 return FALSE; 1750 *s1 = imax(*s1, s2); 1751 *e1 = imin(*e1, e2); 1752 return TRUE; 1753 } 1754 1755 static void 1756 scrn_update(scr_stat *scp, int show_cursor) 1757 { 1758 int start; 1759 int end; 1760 int s; 1761 int e; 1762 1763 /* assert(scp == scp->sc->cur_scp) */ 1764 1765 ++scp->sc->videoio_in_progress; 1766 1767 #ifndef SC_NO_CUTPASTE 1768 /* remove the previous mouse pointer image if necessary */ 1769 if (scp->status & MOUSE_VISIBLE) { 1770 s = scp->mouse_pos; 1771 e = scp->mouse_pos + scp->xsize + 1; 1772 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1773 || and_region(&s, &e, scp->start, scp->end) 1774 || ((scp->status & CURSOR_ENABLED) && 1775 (scp->cursor_pos != scp->cursor_oldpos) && 1776 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1777 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1778 sc_remove_mouse_image(scp); 1779 if (scp->end >= scp->xsize*scp->ysize) 1780 scp->end = scp->xsize*scp->ysize - 1; 1781 } 1782 } 1783 #endif /* !SC_NO_CUTPASTE */ 1784 1785 #if 1 1786 /* debug: XXX */ 1787 if (scp->end >= scp->xsize*scp->ysize) { 1788 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1789 scp->end = scp->xsize*scp->ysize - 1; 1790 } 1791 if (scp->start < 0) { 1792 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1793 scp->start = 0; 1794 } 1795 #endif 1796 1797 /* update screen image */ 1798 if (scp->start <= scp->end) { 1799 if (scp->mouse_cut_end >= 0) { 1800 /* there is a marked region for cut & paste */ 1801 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1802 start = scp->mouse_cut_start; 1803 end = scp->mouse_cut_end; 1804 } else { 1805 start = scp->mouse_cut_end; 1806 end = scp->mouse_cut_start - 1; 1807 } 1808 s = start; 1809 e = end; 1810 /* does the cut-mark region overlap with the update region? */ 1811 if (and_region(&s, &e, scp->start, scp->end)) { 1812 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1813 s = 0; 1814 e = start - 1; 1815 if (and_region(&s, &e, scp->start, scp->end)) 1816 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1817 s = end + 1; 1818 e = scp->xsize*scp->ysize - 1; 1819 if (and_region(&s, &e, scp->start, scp->end)) 1820 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1821 } else { 1822 (*scp->rndr->draw)(scp, scp->start, 1823 scp->end - scp->start + 1, FALSE); 1824 } 1825 } else { 1826 (*scp->rndr->draw)(scp, scp->start, 1827 scp->end - scp->start + 1, FALSE); 1828 } 1829 } 1830 1831 /* we are not to show the cursor and the mouse pointer... */ 1832 if (!show_cursor) { 1833 scp->end = 0; 1834 scp->start = scp->xsize*scp->ysize - 1; 1835 --scp->sc->videoio_in_progress; 1836 return; 1837 } 1838 1839 /* update cursor image */ 1840 if (scp->status & CURSOR_ENABLED) { 1841 s = scp->start; 1842 e = scp->end; 1843 /* did cursor move since last time ? */ 1844 if (scp->cursor_pos != scp->cursor_oldpos) { 1845 /* do we need to remove old cursor image ? */ 1846 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1847 sc_remove_cursor_image(scp); 1848 sc_draw_cursor_image(scp); 1849 } else { 1850 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1851 /* cursor didn't move, but has been overwritten */ 1852 sc_draw_cursor_image(scp); 1853 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1854 /* if it's a blinking cursor, update it */ 1855 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1856 sc_inside_cutmark(scp, 1857 scp->cursor_pos)); 1858 } 1859 } 1860 1861 #ifndef SC_NO_CUTPASTE 1862 /* update "pseudo" mouse pointer image */ 1863 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1864 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1865 scp->status &= ~MOUSE_MOVED; 1866 sc_draw_mouse_image(scp); 1867 } 1868 } 1869 #endif /* SC_NO_CUTPASTE */ 1870 1871 scp->end = 0; 1872 scp->start = scp->xsize*scp->ysize - 1; 1873 1874 --scp->sc->videoio_in_progress; 1875 } 1876 1877 #ifdef DEV_SPLASH 1878 static int 1879 scsplash_callback(int event, void *arg) 1880 { 1881 sc_softc_t *sc; 1882 int error; 1883 1884 sc = (sc_softc_t *)arg; 1885 1886 switch (event) { 1887 case SPLASH_INIT: 1888 if (add_scrn_saver(scsplash_saver) == 0) { 1889 sc->flags &= ~SC_SAVER_FAILED; 1890 run_scrn_saver = TRUE; 1891 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1892 scsplash_stick(TRUE); 1893 (*current_saver)(sc, TRUE); 1894 } 1895 } 1896 return 0; 1897 1898 case SPLASH_TERM: 1899 if (current_saver == scsplash_saver) { 1900 scsplash_stick(FALSE); 1901 error = remove_scrn_saver(scsplash_saver); 1902 if (error) 1903 return error; 1904 } 1905 return 0; 1906 1907 default: 1908 return EINVAL; 1909 } 1910 } 1911 1912 static void 1913 scsplash_saver(sc_softc_t *sc, int show) 1914 { 1915 static int busy = FALSE; 1916 scr_stat *scp; 1917 1918 if (busy) 1919 return; 1920 busy = TRUE; 1921 1922 scp = sc->cur_scp; 1923 if (show) { 1924 if (!(sc->flags & SC_SAVER_FAILED)) { 1925 if (!(sc->flags & SC_SCRN_BLANKED)) 1926 set_scrn_saver_mode(scp, -1, NULL, 0); 1927 switch (splash(sc->adp, TRUE)) { 1928 case 0: /* succeeded */ 1929 break; 1930 case EAGAIN: /* try later */ 1931 restore_scrn_saver_mode(scp, FALSE); 1932 sc_touch_scrn_saver(); /* XXX */ 1933 break; 1934 default: 1935 sc->flags |= SC_SAVER_FAILED; 1936 scsplash_stick(FALSE); 1937 restore_scrn_saver_mode(scp, TRUE); 1938 printf("scsplash_saver(): failed to put up the image\n"); 1939 break; 1940 } 1941 } 1942 } else if (!sticky_splash) { 1943 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1944 restore_scrn_saver_mode(scp, TRUE); 1945 } 1946 busy = FALSE; 1947 } 1948 1949 static int 1950 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1951 { 1952 #if 0 1953 int error; 1954 1955 if (current_saver != none_saver) { 1956 error = remove_scrn_saver(current_saver); 1957 if (error) 1958 return error; 1959 } 1960 #endif 1961 if (current_saver != none_saver) 1962 return EBUSY; 1963 1964 run_scrn_saver = FALSE; 1965 saver_mode = CONS_LKM_SAVER; 1966 current_saver = this_saver; 1967 return 0; 1968 } 1969 1970 static int 1971 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1972 { 1973 if (current_saver != this_saver) 1974 return EINVAL; 1975 1976 #if 0 1977 /* 1978 * In order to prevent `current_saver' from being called by 1979 * the timeout routine `scrn_timer()' while we manipulate 1980 * the saver list, we shall set `current_saver' to `none_saver' 1981 * before stopping the current saver, rather than blocking by `splXX()'. 1982 */ 1983 current_saver = none_saver; 1984 if (scrn_blanked) 1985 stop_scrn_saver(this_saver); 1986 #endif 1987 1988 /* unblank all blanked screens */ 1989 wait_scrn_saver_stop(NULL); 1990 if (scrn_blanked) 1991 return EBUSY; 1992 1993 current_saver = none_saver; 1994 return 0; 1995 } 1996 1997 static int 1998 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 1999 { 2000 int s; 2001 2002 /* assert(scp == scp->sc->cur_scp) */ 2003 s = spltty(); 2004 if (!ISGRAPHSC(scp)) 2005 sc_remove_cursor_image(scp); 2006 scp->splash_save_mode = scp->mode; 2007 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2008 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2009 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2010 scp->sc->flags |= SC_SCRN_BLANKED; 2011 ++scrn_blanked; 2012 splx(s); 2013 if (mode < 0) 2014 return 0; 2015 scp->mode = mode; 2016 if (set_mode(scp) == 0) { 2017 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2018 scp->status |= GRAPHICS_MODE; 2019 #ifndef SC_NO_PALETTE_LOADING 2020 if (pal != NULL) 2021 load_palette(scp->sc->adp, pal); 2022 #endif 2023 sc_set_border(scp, border); 2024 return 0; 2025 } else { 2026 s = spltty(); 2027 scp->mode = scp->splash_save_mode; 2028 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2029 scp->status |= scp->splash_save_status; 2030 splx(s); 2031 return 1; 2032 } 2033 } 2034 2035 static int 2036 restore_scrn_saver_mode(scr_stat *scp, int changemode) 2037 { 2038 int mode; 2039 int status; 2040 int s; 2041 2042 /* assert(scp == scp->sc->cur_scp) */ 2043 s = spltty(); 2044 mode = scp->mode; 2045 status = scp->status; 2046 scp->mode = scp->splash_save_mode; 2047 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2048 scp->status |= scp->splash_save_status; 2049 scp->sc->flags &= ~SC_SCRN_BLANKED; 2050 if (!changemode) { 2051 if (!ISGRAPHSC(scp)) 2052 sc_draw_cursor_image(scp); 2053 --scrn_blanked; 2054 splx(s); 2055 return 0; 2056 } 2057 if (set_mode(scp) == 0) { 2058 #ifndef SC_NO_PALETTE_LOADING 2059 load_palette(scp->sc->adp, scp->sc->palette); 2060 #endif 2061 --scrn_blanked; 2062 splx(s); 2063 return 0; 2064 } else { 2065 scp->mode = mode; 2066 scp->status = status; 2067 splx(s); 2068 return 1; 2069 } 2070 } 2071 2072 static void 2073 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2074 { 2075 (*saver)(sc, FALSE); 2076 run_scrn_saver = FALSE; 2077 /* the screen saver may have chosen not to stop after all... */ 2078 if (sc->flags & SC_SCRN_BLANKED) 2079 return; 2080 2081 mark_all(sc->cur_scp); 2082 if (sc->delayed_next_scr) 2083 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2084 if (debugger == 0) 2085 wakeup((caddr_t)&scrn_blanked); 2086 } 2087 2088 static int 2089 wait_scrn_saver_stop(sc_softc_t *sc) 2090 { 2091 int error = 0; 2092 2093 while (scrn_blanked > 0) { 2094 run_scrn_saver = FALSE; 2095 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2096 error = 0; 2097 break; 2098 } 2099 error = tsleep((caddr_t)&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2100 if ((error != 0) && (error != ERESTART)) 2101 break; 2102 } 2103 run_scrn_saver = FALSE; 2104 return error; 2105 } 2106 #endif /* DEV_SPLASH */ 2107 2108 void 2109 sc_touch_scrn_saver(void) 2110 { 2111 scsplash_stick(FALSE); 2112 run_scrn_saver = FALSE; 2113 } 2114 2115 int 2116 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2117 { 2118 scr_stat *cur_scp; 2119 struct tty *tp; 2120 struct proc *p; 2121 int s; 2122 2123 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2124 2125 /* prevent switch if previously requested */ 2126 if (sc->flags & SC_SCRN_VTYLOCK) { 2127 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2128 sc->cur_scp->bell_duration); 2129 return EPERM; 2130 } 2131 2132 /* delay switch if the screen is blanked or being updated */ 2133 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2134 || sc->blink_in_progress || sc->videoio_in_progress) { 2135 sc->delayed_next_scr = next_scr + 1; 2136 sc_touch_scrn_saver(); 2137 DPRINTF(5, ("switch delayed\n")); 2138 return 0; 2139 } 2140 2141 s = spltty(); 2142 cur_scp = sc->cur_scp; 2143 2144 /* we are in the middle of the vty switching process... */ 2145 if (sc->switch_in_progress 2146 && (cur_scp->smode.mode == VT_PROCESS) 2147 && cur_scp->proc) { 2148 p = pfind(cur_scp->pid); 2149 if (cur_scp->proc != p) { 2150 if (p) 2151 PROC_UNLOCK(p); 2152 /* 2153 * The controlling process has died!!. Do some clean up. 2154 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2155 * are not reset here yet; they will be cleared later. 2156 */ 2157 DPRINTF(5, ("cur_scp controlling process %d died, ", 2158 cur_scp->pid)); 2159 if (cur_scp->status & SWITCH_WAIT_REL) { 2160 /* 2161 * Force the previous switch to finish, but return now 2162 * with error. 2163 */ 2164 DPRINTF(5, ("reset WAIT_REL, ")); 2165 finish_vt_rel(cur_scp, TRUE, &s); 2166 splx(s); 2167 DPRINTF(5, ("finishing previous switch\n")); 2168 return EINVAL; 2169 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2170 /* let's assume screen switch has been completed. */ 2171 DPRINTF(5, ("reset WAIT_ACQ, ")); 2172 finish_vt_acq(cur_scp); 2173 } else { 2174 /* 2175 * We are in between screen release and acquisition, and 2176 * reached here via scgetc() or scrn_timer() which has 2177 * interrupted exchange_scr(). Don't do anything stupid. 2178 */ 2179 DPRINTF(5, ("waiting nothing, ")); 2180 } 2181 } else { 2182 if (p) 2183 PROC_UNLOCK(p); 2184 /* 2185 * The controlling process is alive, but not responding... 2186 * It is either buggy or it may be just taking time. 2187 * The following code is a gross kludge to cope with this 2188 * problem for which there is no clean solution. XXX 2189 */ 2190 if (cur_scp->status & SWITCH_WAIT_REL) { 2191 switch (sc->switch_in_progress++) { 2192 case 1: 2193 break; 2194 case 2: 2195 DPRINTF(5, ("sending relsig again, ")); 2196 signal_vt_rel(cur_scp); 2197 break; 2198 case 3: 2199 break; 2200 case 4: 2201 default: 2202 /* 2203 * Act as if the controlling program returned 2204 * VT_FALSE. 2205 */ 2206 DPRINTF(5, ("force reset WAIT_REL, ")); 2207 finish_vt_rel(cur_scp, FALSE, &s); 2208 splx(s); 2209 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2210 return EINVAL; 2211 } 2212 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2213 switch (sc->switch_in_progress++) { 2214 case 1: 2215 break; 2216 case 2: 2217 DPRINTF(5, ("sending acqsig again, ")); 2218 signal_vt_acq(cur_scp); 2219 break; 2220 case 3: 2221 break; 2222 case 4: 2223 default: 2224 /* clear the flag and finish the previous switch */ 2225 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2226 finish_vt_acq(cur_scp); 2227 break; 2228 } 2229 } 2230 } 2231 } 2232 2233 /* 2234 * Return error if an invalid argument is given, or vty switch 2235 * is still in progress. 2236 */ 2237 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2238 || sc->switch_in_progress) { 2239 splx(s); 2240 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2241 DPRINTF(5, ("error 1\n")); 2242 return EINVAL; 2243 } 2244 2245 /* 2246 * Don't allow switching away from the graphics mode vty 2247 * if the switch mode is VT_AUTO, unless the next vty is the same 2248 * as the current or the current vty has been closed (but showing). 2249 */ 2250 tp = VIRTUAL_TTY(sc, cur_scp->index); 2251 if ((cur_scp->index != next_scr) 2252 && ISTTYOPEN(tp) 2253 && (cur_scp->smode.mode == VT_AUTO) 2254 && ISGRAPHSC(cur_scp)) { 2255 splx(s); 2256 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2257 DPRINTF(5, ("error, graphics mode\n")); 2258 return EINVAL; 2259 } 2260 2261 /* 2262 * Is the wanted vty open? Don't allow switching to a closed vty. 2263 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2264 * Note that we always allow the user to switch to the kernel 2265 * console even if it is closed. 2266 */ 2267 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2268 tp = VIRTUAL_TTY(sc, next_scr); 2269 if (!ISTTYOPEN(tp)) { 2270 splx(s); 2271 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2272 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2273 return EINVAL; 2274 } 2275 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2276 splx(s); 2277 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2278 return EINVAL; 2279 } 2280 } 2281 2282 /* this is the start of vty switching process... */ 2283 ++sc->switch_in_progress; 2284 sc->delayed_next_scr = 0; 2285 sc->old_scp = cur_scp; 2286 sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); 2287 if (sc->new_scp == sc->old_scp) { 2288 sc->switch_in_progress = 0; 2289 /* 2290 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2291 * sched_lock is in an in-between state, e.g., when we stop at 2292 * a breakpoint at fork_exit. It has always been wrong to call 2293 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2294 * is supposed to be locked by splhigh(), but the debugger may 2295 * be invoked at splhigh(). 2296 */ 2297 if (debugger == 0) 2298 wakeup((caddr_t)&sc->new_scp->smode); 2299 splx(s); 2300 DPRINTF(5, ("switch done (new == old)\n")); 2301 return 0; 2302 } 2303 2304 /* has controlling process died? */ 2305 vt_proc_alive(sc->old_scp); 2306 vt_proc_alive(sc->new_scp); 2307 2308 /* wait for the controlling process to release the screen, if necessary */ 2309 if (signal_vt_rel(sc->old_scp)) { 2310 splx(s); 2311 return 0; 2312 } 2313 2314 /* go set up the new vty screen */ 2315 splx(s); 2316 exchange_scr(sc); 2317 s = spltty(); 2318 2319 /* wake up processes waiting for this vty */ 2320 if (debugger == 0) 2321 wakeup((caddr_t)&sc->cur_scp->smode); 2322 2323 /* wait for the controlling process to acknowledge, if necessary */ 2324 if (signal_vt_acq(sc->cur_scp)) { 2325 splx(s); 2326 return 0; 2327 } 2328 2329 sc->switch_in_progress = 0; 2330 if (sc->unit == sc_console_unit) 2331 cons_unavail = FALSE; 2332 splx(s); 2333 DPRINTF(5, ("switch done\n")); 2334 2335 return 0; 2336 } 2337 2338 static int 2339 do_switch_scr(sc_softc_t *sc, int s) 2340 { 2341 vt_proc_alive(sc->new_scp); 2342 2343 splx(s); 2344 exchange_scr(sc); 2345 s = spltty(); 2346 /* sc->cur_scp == sc->new_scp */ 2347 wakeup((caddr_t)&sc->cur_scp->smode); 2348 2349 /* wait for the controlling process to acknowledge, if necessary */ 2350 if (!signal_vt_acq(sc->cur_scp)) { 2351 sc->switch_in_progress = 0; 2352 if (sc->unit == sc_console_unit) 2353 cons_unavail = FALSE; 2354 } 2355 2356 return s; 2357 } 2358 2359 static int 2360 vt_proc_alive(scr_stat *scp) 2361 { 2362 struct proc *p; 2363 2364 if (scp->proc) { 2365 if ((p = pfind(scp->pid)) != NULL) 2366 PROC_UNLOCK(p); 2367 if (scp->proc == p) 2368 return TRUE; 2369 scp->proc = NULL; 2370 scp->smode.mode = VT_AUTO; 2371 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2372 } 2373 return FALSE; 2374 } 2375 2376 static int 2377 signal_vt_rel(scr_stat *scp) 2378 { 2379 if (scp->smode.mode != VT_PROCESS) 2380 return FALSE; 2381 scp->status |= SWITCH_WAIT_REL; 2382 PROC_LOCK(scp->proc); 2383 psignal(scp->proc, scp->smode.relsig); 2384 PROC_UNLOCK(scp->proc); 2385 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2386 return TRUE; 2387 } 2388 2389 static int 2390 signal_vt_acq(scr_stat *scp) 2391 { 2392 if (scp->smode.mode != VT_PROCESS) 2393 return FALSE; 2394 if (scp->sc->unit == sc_console_unit) 2395 cons_unavail = TRUE; 2396 scp->status |= SWITCH_WAIT_ACQ; 2397 PROC_LOCK(scp->proc); 2398 psignal(scp->proc, scp->smode.acqsig); 2399 PROC_UNLOCK(scp->proc); 2400 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2401 return TRUE; 2402 } 2403 2404 static int 2405 finish_vt_rel(scr_stat *scp, int release, int *s) 2406 { 2407 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2408 scp->status &= ~SWITCH_WAIT_REL; 2409 if (release) 2410 *s = do_switch_scr(scp->sc, *s); 2411 else 2412 scp->sc->switch_in_progress = 0; 2413 return 0; 2414 } 2415 return EINVAL; 2416 } 2417 2418 static int 2419 finish_vt_acq(scr_stat *scp) 2420 { 2421 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2422 scp->status &= ~SWITCH_WAIT_ACQ; 2423 scp->sc->switch_in_progress = 0; 2424 return 0; 2425 } 2426 return EINVAL; 2427 } 2428 2429 static void 2430 exchange_scr(sc_softc_t *sc) 2431 { 2432 scr_stat *scp; 2433 2434 /* save the current state of video and keyboard */ 2435 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2436 if (!ISGRAPHSC(sc->old_scp)) 2437 sc_remove_cursor_image(sc->old_scp); 2438 if (sc->old_scp->kbd_mode == K_XLATE) 2439 save_kbd_state(sc->old_scp); 2440 2441 /* set up the video for the new screen */ 2442 scp = sc->cur_scp = sc->new_scp; 2443 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2444 set_mode(scp); 2445 else 2446 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2447 (void *)sc->adp->va_window, FALSE); 2448 scp->status |= MOUSE_HIDDEN; 2449 sc_move_cursor(scp, scp->xpos, scp->ypos); 2450 if (!ISGRAPHSC(scp)) 2451 sc_set_cursor_image(scp); 2452 #ifndef SC_NO_PALETTE_LOADING 2453 if (ISGRAPHSC(sc->old_scp)) 2454 load_palette(sc->adp, sc->palette); 2455 #endif 2456 sc_set_border(scp, scp->border); 2457 2458 /* set up the keyboard for the new screen */ 2459 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2460 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2461 update_kbd_state(scp, scp->status, LOCK_MASK); 2462 2463 mark_all(scp); 2464 } 2465 2466 void 2467 sc_puts(scr_stat *scp, u_char *buf, int len) 2468 { 2469 #ifdef DEV_SPLASH 2470 /* make screensaver happy */ 2471 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2472 run_scrn_saver = FALSE; 2473 #endif 2474 2475 if (scp->tsw) 2476 (*scp->tsw->te_puts)(scp, buf, len); 2477 2478 if (scp->sc->delayed_next_scr) 2479 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2480 } 2481 2482 void 2483 sc_draw_cursor_image(scr_stat *scp) 2484 { 2485 /* assert(scp == scp->sc->cur_scp); */ 2486 ++scp->sc->videoio_in_progress; 2487 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2488 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2489 sc_inside_cutmark(scp, scp->cursor_pos)); 2490 scp->cursor_oldpos = scp->cursor_pos; 2491 --scp->sc->videoio_in_progress; 2492 } 2493 2494 void 2495 sc_remove_cursor_image(scr_stat *scp) 2496 { 2497 /* assert(scp == scp->sc->cur_scp); */ 2498 ++scp->sc->videoio_in_progress; 2499 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2500 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2501 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2502 --scp->sc->videoio_in_progress; 2503 } 2504 2505 static void 2506 update_cursor_image(scr_stat *scp) 2507 { 2508 /* assert(scp == scp->sc->cur_scp); */ 2509 sc_remove_cursor_image(scp); 2510 sc_set_cursor_image(scp); 2511 sc_draw_cursor_image(scp); 2512 } 2513 2514 void 2515 sc_set_cursor_image(scr_stat *scp) 2516 { 2517 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2518 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2519 /* hidden cursor is internally represented as zero-height underline */ 2520 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2521 scp->curs_attr.base = scp->curs_attr.height = 0; 2522 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2523 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2524 scp->font_size - 1); 2525 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2526 scp->font_size - scp->curs_attr.base); 2527 } else { /* block cursor */ 2528 scp->curs_attr.base = 0; 2529 scp->curs_attr.height = scp->font_size; 2530 } 2531 2532 /* assert(scp == scp->sc->cur_scp); */ 2533 ++scp->sc->videoio_in_progress; 2534 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2535 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2536 --scp->sc->videoio_in_progress; 2537 } 2538 2539 static void 2540 change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2541 { 2542 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2543 sc_remove_cursor_image(scp); 2544 2545 if (base >= 0) 2546 scp->curr_curs_attr.base = base; 2547 if (height >= 0) 2548 scp->curr_curs_attr.height = height; 2549 if (flags & CONS_RESET_CURSOR) 2550 scp->curr_curs_attr = scp->dflt_curs_attr; 2551 else 2552 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2553 2554 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2555 sc_set_cursor_image(scp); 2556 sc_draw_cursor_image(scp); 2557 } 2558 } 2559 2560 void 2561 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2562 { 2563 sc_softc_t *sc; 2564 dev_t dev; 2565 int s; 2566 int i; 2567 2568 s = spltty(); 2569 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2570 /* local (per vty) change */ 2571 change_cursor_shape(scp, flags, base, height); 2572 splx(s); 2573 return; 2574 } 2575 2576 /* global change */ 2577 sc = scp->sc; 2578 if (base >= 0) 2579 sc->curs_attr.base = base; 2580 if (height >= 0) 2581 sc->curs_attr.height = height; 2582 if (flags != -1) { 2583 if (flags & CONS_RESET_CURSOR) 2584 sc->curs_attr = sc->dflt_curs_attr; 2585 else 2586 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2587 } 2588 2589 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2590 if ((dev = SC_DEV(sc, i)) == NODEV) 2591 continue; 2592 if ((scp = SC_STAT(dev)) == NULL) 2593 continue; 2594 scp->dflt_curs_attr = sc->curs_attr; 2595 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2596 } 2597 splx(s); 2598 } 2599 2600 static void 2601 scinit(int unit, int flags) 2602 { 2603 /* 2604 * When syscons is being initialized as the kernel console, malloc() 2605 * is not yet functional, because various kernel structures has not been 2606 * fully initialized yet. Therefore, we need to declare the following 2607 * static buffers for the console. This is less than ideal, 2608 * but is necessry evil for the time being. XXX 2609 */ 2610 static scr_stat main_console; 2611 static dev_t main_devs[MAXCONS]; 2612 static struct tty main_tty; 2613 static u_short sc_buffer[ROW*COL]; /* XXX */ 2614 #ifndef SC_NO_FONT_LOADING 2615 static u_char font_8[256*8]; 2616 static u_char font_14[256*14]; 2617 static u_char font_16[256*16]; 2618 #endif 2619 2620 sc_softc_t *sc; 2621 scr_stat *scp; 2622 video_adapter_t *adp; 2623 int col; 2624 int row; 2625 int i; 2626 2627 /* one time initialization */ 2628 if (init_done == COLD) 2629 sc_get_bios_values(&bios_value); 2630 init_done = WARM; 2631 2632 /* 2633 * Allocate resources. Even if we are being called for the second 2634 * time, we must allocate them again, because they might have 2635 * disappeared... 2636 */ 2637 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2638 adp = NULL; 2639 if (sc->adapter >= 0) { 2640 vid_release(sc->adp, (void *)&sc->adapter); 2641 adp = sc->adp; 2642 sc->adp = NULL; 2643 } 2644 if (sc->keyboard >= 0) { 2645 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2646 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2647 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2648 if (sc->kbd != NULL) { 2649 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2650 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2651 } 2652 sc->kbd = NULL; 2653 } 2654 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2655 sc->adp = vid_get_adapter(sc->adapter); 2656 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2657 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2658 sckbdevent, sc); 2659 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2660 sc->kbd = kbd_get_keyboard(sc->keyboard); 2661 if (sc->kbd != NULL) { 2662 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2663 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2664 } 2665 2666 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2667 2668 sc->initial_mode = sc->adp->va_initial_mode; 2669 2670 #ifndef SC_NO_FONT_LOADING 2671 if (flags & SC_KERNEL_CONSOLE) { 2672 sc->font_8 = font_8; 2673 sc->font_14 = font_14; 2674 sc->font_16 = font_16; 2675 } else if (sc->font_8 == NULL) { 2676 /* assert(sc_malloc) */ 2677 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2678 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2679 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2680 } 2681 #endif 2682 2683 /* extract the hardware cursor location and hide the cursor for now */ 2684 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2685 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2686 2687 /* set up the first console */ 2688 sc->first_vty = unit*MAXCONS; 2689 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2690 if (flags & SC_KERNEL_CONSOLE) { 2691 sc->dev = main_devs; 2692 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2693 sc->dev[0]->si_tty = &main_tty; 2694 ttyregister(&main_tty); 2695 scp = &main_console; 2696 init_scp(sc, sc->first_vty, scp); 2697 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2698 (void *)sc_buffer, FALSE); 2699 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2700 sc_init_emulator(scp, "*"); 2701 (*scp->tsw->te_default_attr)(scp, 2702 kernel_default.std_color, 2703 kernel_default.rev_color); 2704 } else { 2705 /* assert(sc_malloc) */ 2706 sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2707 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2708 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2709 scp = alloc_scp(sc, sc->first_vty); 2710 } 2711 SC_STAT(sc->dev[0]) = scp; 2712 sc->cur_scp = scp; 2713 2714 /* copy screen to temporary buffer */ 2715 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2716 (void *)scp->sc->adp->va_window, FALSE); 2717 if (ISTEXTSC(scp)) 2718 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2719 2720 /* move cursors to the initial positions */ 2721 if (col >= scp->xsize) 2722 col = 0; 2723 if (row >= scp->ysize) 2724 row = scp->ysize - 1; 2725 scp->xpos = col; 2726 scp->ypos = row; 2727 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2728 2729 if (bios_value.cursor_end < scp->font_size) 2730 sc->dflt_curs_attr.base = scp->font_size - 2731 bios_value.cursor_end - 1; 2732 else 2733 sc->dflt_curs_attr.base = 0; 2734 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2735 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2736 sc->dflt_curs_attr.flags = 0; 2737 sc->curs_attr = sc->dflt_curs_attr; 2738 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2739 2740 #ifndef SC_NO_SYSMOUSE 2741 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2742 #endif 2743 if (!ISGRAPHSC(scp)) { 2744 sc_set_cursor_image(scp); 2745 sc_draw_cursor_image(scp); 2746 } 2747 2748 /* save font and palette */ 2749 #ifndef SC_NO_FONT_LOADING 2750 sc->fonts_loaded = 0; 2751 if (ISFONTAVAIL(sc->adp->va_flags)) { 2752 #ifdef SC_DFLT_FONT 2753 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2754 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2755 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2756 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2757 if (scp->font_size < 14) { 2758 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2759 } else if (scp->font_size >= 16) { 2760 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2761 } else { 2762 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2763 } 2764 #else /* !SC_DFLT_FONT */ 2765 if (scp->font_size < 14) { 2766 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2767 sc->fonts_loaded = FONT_8; 2768 } else if (scp->font_size >= 16) { 2769 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2770 sc->fonts_loaded = FONT_16; 2771 } else { 2772 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2773 sc->fonts_loaded = FONT_14; 2774 } 2775 #endif /* SC_DFLT_FONT */ 2776 /* FONT KLUDGE: always use the font page #0. XXX */ 2777 sc_show_font(scp, 0); 2778 } 2779 #endif /* !SC_NO_FONT_LOADING */ 2780 2781 #ifndef SC_NO_PALETTE_LOADING 2782 save_palette(sc->adp, sc->palette); 2783 #endif 2784 2785 #ifdef DEV_SPLASH 2786 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 2787 /* we are ready to put up the splash image! */ 2788 splash_init(sc->adp, scsplash_callback, sc); 2789 sc->flags |= SC_SPLASH_SCRN; 2790 } 2791 #endif 2792 } 2793 2794 /* the rest is not necessary, if we have done it once */ 2795 if (sc->flags & SC_INIT_DONE) 2796 return; 2797 2798 /* initialize mapscrn arrays to a one to one map */ 2799 for (i = 0; i < sizeof(sc->scr_map); i++) 2800 sc->scr_map[i] = sc->scr_rmap[i] = i; 2801 2802 sc->flags |= SC_INIT_DONE; 2803 } 2804 2805 #if __i386__ || __ia64__ 2806 static void 2807 scterm(int unit, int flags) 2808 { 2809 sc_softc_t *sc; 2810 scr_stat *scp; 2811 2812 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2813 if (sc == NULL) 2814 return; /* shouldn't happen */ 2815 2816 #ifdef DEV_SPLASH 2817 /* this console is no longer available for the splash screen */ 2818 if (sc->flags & SC_SPLASH_SCRN) { 2819 splash_term(sc->adp); 2820 sc->flags &= ~SC_SPLASH_SCRN; 2821 } 2822 #endif 2823 2824 #if 0 /* XXX */ 2825 /* move the hardware cursor to the upper-left corner */ 2826 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2827 #endif 2828 2829 /* release the keyboard and the video card */ 2830 if (sc->keyboard >= 0) 2831 kbd_release(sc->kbd, &sc->keyboard); 2832 if (sc->adapter >= 0) 2833 vid_release(sc->adp, &sc->adapter); 2834 2835 /* stop the terminal emulator, if any */ 2836 scp = SC_STAT(sc->dev[0]); 2837 if (scp->tsw) 2838 (*scp->tsw->te_term)(scp, &scp->ts); 2839 if (scp->ts != NULL) 2840 free(scp->ts, M_DEVBUF); 2841 2842 /* clear the structure */ 2843 if (!(flags & SC_KERNEL_CONSOLE)) { 2844 /* XXX: We need delete_dev() for this */ 2845 free(sc->dev, M_DEVBUF); 2846 #if 0 2847 /* XXX: We need a ttyunregister for this */ 2848 free(sc->tty, M_DEVBUF); 2849 #endif 2850 #ifndef SC_NO_FONT_LOADING 2851 free(sc->font_8, M_DEVBUF); 2852 free(sc->font_14, M_DEVBUF); 2853 free(sc->font_16, M_DEVBUF); 2854 #endif 2855 /* XXX vtb, history */ 2856 } 2857 bzero(sc, sizeof(*sc)); 2858 sc->keyboard = -1; 2859 sc->adapter = -1; 2860 } 2861 #endif 2862 2863 static void 2864 scshutdown(void *arg, int howto) 2865 { 2866 /* assert(sc_console != NULL) */ 2867 2868 sc_touch_scrn_saver(); 2869 if (!cold && sc_console 2870 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2871 && sc_console->smode.mode == VT_AUTO) 2872 sc_switch_scr(sc_console->sc, sc_console->index); 2873 shutdown_in_progress = TRUE; 2874 } 2875 2876 int 2877 sc_clean_up(scr_stat *scp) 2878 { 2879 #ifdef DEV_SPLASH 2880 int error; 2881 #endif 2882 2883 if (scp->sc->flags & SC_SCRN_BLANKED) { 2884 sc_touch_scrn_saver(); 2885 #ifdef DEV_SPLASH 2886 if ((error = wait_scrn_saver_stop(scp->sc))) 2887 return error; 2888 #endif 2889 } 2890 scp->status |= MOUSE_HIDDEN; 2891 sc_remove_mouse_image(scp); 2892 sc_remove_cutmarking(scp); 2893 return 0; 2894 } 2895 2896 void 2897 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2898 { 2899 sc_vtb_t new; 2900 sc_vtb_t old; 2901 2902 old = scp->vtb; 2903 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2904 if (!discard && (old.vtb_flags & VTB_VALID)) { 2905 /* retain the current cursor position and buffer contants */ 2906 scp->cursor_oldpos = scp->cursor_pos; 2907 /* 2908 * This works only if the old buffer has the same size as or larger 2909 * than the new one. XXX 2910 */ 2911 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2912 scp->vtb = new; 2913 } else { 2914 scp->vtb = new; 2915 sc_vtb_destroy(&old); 2916 } 2917 2918 #ifndef SC_NO_SYSMOUSE 2919 /* move the mouse cursor at the center of the screen */ 2920 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2921 #endif 2922 } 2923 2924 static scr_stat 2925 *alloc_scp(sc_softc_t *sc, int vty) 2926 { 2927 scr_stat *scp; 2928 2929 /* assert(sc_malloc) */ 2930 2931 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2932 init_scp(sc, vty, scp); 2933 2934 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2935 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2936 sc_init_emulator(scp, "*"); 2937 2938 #ifndef SC_NO_CUTPASTE 2939 sc_alloc_cut_buffer(scp, TRUE); 2940 #endif 2941 2942 #ifndef SC_NO_HISTORY 2943 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2944 #endif 2945 2946 return scp; 2947 } 2948 2949 static void 2950 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2951 { 2952 video_info_t info; 2953 2954 bzero(scp, sizeof(*scp)); 2955 2956 scp->index = vty; 2957 scp->sc = sc; 2958 scp->status = 0; 2959 scp->mode = sc->initial_mode; 2960 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2961 if (info.vi_flags & V_INFO_GRAPHICS) { 2962 scp->status |= GRAPHICS_MODE; 2963 scp->xpixel = info.vi_width; 2964 scp->ypixel = info.vi_height; 2965 scp->xsize = info.vi_width/info.vi_cwidth; 2966 scp->ysize = info.vi_height/info.vi_cheight; 2967 scp->font_size = 0; 2968 scp->font = NULL; 2969 } else { 2970 scp->xsize = info.vi_width; 2971 scp->ysize = info.vi_height; 2972 scp->xpixel = scp->xsize*info.vi_cwidth; 2973 scp->ypixel = scp->ysize*info.vi_cheight; 2974 if (info.vi_cheight < 14) { 2975 scp->font_size = 8; 2976 #ifndef SC_NO_FONT_LOADING 2977 scp->font = sc->font_8; 2978 #else 2979 scp->font = NULL; 2980 #endif 2981 } else if (info.vi_cheight >= 16) { 2982 scp->font_size = 16; 2983 #ifndef SC_NO_FONT_LOADING 2984 scp->font = sc->font_16; 2985 #else 2986 scp->font = NULL; 2987 #endif 2988 } else { 2989 scp->font_size = 14; 2990 #ifndef SC_NO_FONT_LOADING 2991 scp->font = sc->font_14; 2992 #else 2993 scp->font = NULL; 2994 #endif 2995 } 2996 } 2997 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 2998 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 2999 scp->xoff = scp->yoff = 0; 3000 scp->xpos = scp->ypos = 0; 3001 scp->start = scp->xsize * scp->ysize - 1; 3002 scp->end = 0; 3003 scp->tsw = NULL; 3004 scp->ts = NULL; 3005 scp->rndr = NULL; 3006 scp->border = BG_BLACK; 3007 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3008 scp->mouse_cut_start = scp->xsize*scp->ysize; 3009 scp->mouse_cut_end = -1; 3010 scp->mouse_signal = 0; 3011 scp->mouse_pid = 0; 3012 scp->mouse_proc = NULL; 3013 scp->kbd_mode = K_XLATE; 3014 scp->bell_pitch = bios_value.bell_pitch; 3015 scp->bell_duration = BELL_DURATION; 3016 scp->status |= (bios_value.shift_state & NLKED); 3017 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3018 scp->pid = 0; 3019 scp->proc = NULL; 3020 scp->smode.mode = VT_AUTO; 3021 scp->history = NULL; 3022 scp->history_pos = 0; 3023 scp->history_size = 0; 3024 } 3025 3026 int 3027 sc_init_emulator(scr_stat *scp, char *name) 3028 { 3029 sc_term_sw_t *sw; 3030 sc_rndr_sw_t *rndr; 3031 void *p; 3032 int error; 3033 3034 if (name == NULL) /* if no name is given, use the current emulator */ 3035 sw = scp->tsw; 3036 else /* ...otherwise find the named emulator */ 3037 sw = sc_term_match(name); 3038 if (sw == NULL) 3039 return EINVAL; 3040 3041 rndr = NULL; 3042 if (strcmp(sw->te_renderer, "*") != 0) { 3043 rndr = sc_render_match(scp, sw->te_renderer, 3044 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3045 } 3046 if (rndr == NULL) { 3047 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3048 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3049 if (rndr == NULL) 3050 return ENODEV; 3051 } 3052 3053 if (sw == scp->tsw) { 3054 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3055 scp->rndr = rndr; 3056 sc_clear_screen(scp); 3057 /* assert(error == 0); */ 3058 return error; 3059 } 3060 3061 if (sc_malloc && (sw->te_size > 0)) 3062 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3063 else 3064 p = NULL; 3065 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3066 if (error) 3067 return error; 3068 3069 if (scp->tsw) 3070 (*scp->tsw->te_term)(scp, &scp->ts); 3071 if (scp->ts != NULL) 3072 free(scp->ts, M_DEVBUF); 3073 scp->tsw = sw; 3074 scp->ts = p; 3075 scp->rndr = rndr; 3076 3077 /* XXX */ 3078 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3079 sc_clear_screen(scp); 3080 3081 return 0; 3082 } 3083 3084 /* 3085 * scgetc(flags) - get character from keyboard. 3086 * If flags & SCGETC_CN, then avoid harmful side effects. 3087 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3088 * return NOKEY if there is nothing there. 3089 */ 3090 static u_int 3091 scgetc(sc_softc_t *sc, u_int flags) 3092 { 3093 scr_stat *scp; 3094 #ifndef SC_NO_HISTORY 3095 struct tty *tp; 3096 #endif 3097 u_int c; 3098 int this_scr; 3099 int f; 3100 int i; 3101 3102 if (sc->kbd == NULL) 3103 return NOKEY; 3104 3105 next_code: 3106 #if 1 3107 /* I don't like this, but... XXX */ 3108 if (flags & SCGETC_CN) 3109 sccnupdate(sc->cur_scp); 3110 #endif 3111 scp = sc->cur_scp; 3112 /* first see if there is something in the keyboard port */ 3113 for (;;) { 3114 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3115 if (c == ERRKEY) { 3116 if (!(flags & SCGETC_CN)) 3117 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3118 } else if (c == NOKEY) 3119 return c; 3120 else 3121 break; 3122 } 3123 3124 /* make screensaver happy */ 3125 if (!(c & RELKEY)) 3126 sc_touch_scrn_saver(); 3127 3128 if (!(flags & SCGETC_CN)) 3129 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3130 3131 if (scp->kbd_mode != K_XLATE) 3132 return KEYCHAR(c); 3133 3134 /* if scroll-lock pressed allow history browsing */ 3135 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3136 3137 scp->status &= ~CURSOR_ENABLED; 3138 sc_remove_cursor_image(scp); 3139 3140 #ifndef SC_NO_HISTORY 3141 if (!(scp->status & BUFFER_SAVED)) { 3142 scp->status |= BUFFER_SAVED; 3143 sc_hist_save(scp); 3144 } 3145 switch (c) { 3146 /* FIXME: key codes */ 3147 case SPCLKEY | FKEY | F(49): /* home key */ 3148 sc_remove_cutmarking(scp); 3149 sc_hist_home(scp); 3150 goto next_code; 3151 3152 case SPCLKEY | FKEY | F(57): /* end key */ 3153 sc_remove_cutmarking(scp); 3154 sc_hist_end(scp); 3155 goto next_code; 3156 3157 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3158 sc_remove_cutmarking(scp); 3159 if (sc_hist_up_line(scp)) 3160 if (!(flags & SCGETC_CN)) 3161 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3162 goto next_code; 3163 3164 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3165 sc_remove_cutmarking(scp); 3166 if (sc_hist_down_line(scp)) 3167 if (!(flags & SCGETC_CN)) 3168 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3169 goto next_code; 3170 3171 case SPCLKEY | FKEY | F(51): /* page up key */ 3172 sc_remove_cutmarking(scp); 3173 for (i=0; i<scp->ysize; i++) 3174 if (sc_hist_up_line(scp)) { 3175 if (!(flags & SCGETC_CN)) 3176 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3177 break; 3178 } 3179 goto next_code; 3180 3181 case SPCLKEY | FKEY | F(59): /* page down key */ 3182 sc_remove_cutmarking(scp); 3183 for (i=0; i<scp->ysize; i++) 3184 if (sc_hist_down_line(scp)) { 3185 if (!(flags & SCGETC_CN)) 3186 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3187 break; 3188 } 3189 goto next_code; 3190 } 3191 #endif /* SC_NO_HISTORY */ 3192 } 3193 3194 /* 3195 * Process and consume special keys here. Return a plain char code 3196 * or a char code with the META flag or a function key code. 3197 */ 3198 if (c & RELKEY) { 3199 /* key released */ 3200 /* goto next_code */ 3201 } else { 3202 /* key pressed */ 3203 if (c & SPCLKEY) { 3204 c &= ~SPCLKEY; 3205 switch (KEYCHAR(c)) { 3206 /* LOCKING KEYS */ 3207 case NLK: case CLK: case ALK: 3208 break; 3209 case SLK: 3210 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3211 if (f & SLKED) { 3212 scp->status |= SLKED; 3213 } else { 3214 if (scp->status & SLKED) { 3215 scp->status &= ~SLKED; 3216 #ifndef SC_NO_HISTORY 3217 if (scp->status & BUFFER_SAVED) { 3218 if (!sc_hist_restore(scp)) 3219 sc_remove_cutmarking(scp); 3220 scp->status &= ~BUFFER_SAVED; 3221 scp->status |= CURSOR_ENABLED; 3222 sc_draw_cursor_image(scp); 3223 } 3224 tp = VIRTUAL_TTY(sc, scp->index); 3225 if (ISTTYOPEN(tp)) 3226 scstart(tp); 3227 #endif 3228 } 3229 } 3230 break; 3231 3232 case PASTE: 3233 #ifndef SC_NO_CUTPASTE 3234 sc_mouse_paste(scp); 3235 #endif 3236 break; 3237 3238 /* NON-LOCKING KEYS */ 3239 case NOP: 3240 case LSH: case RSH: case LCTR: case RCTR: 3241 case LALT: case RALT: case ASH: case META: 3242 break; 3243 3244 case BTAB: 3245 if (!(sc->flags & SC_SCRN_BLANKED)) 3246 return c; 3247 break; 3248 3249 case SPSC: 3250 #ifdef DEV_SPLASH 3251 /* force activatation/deactivation of the screen saver */ 3252 if (!(sc->flags & SC_SCRN_BLANKED)) { 3253 run_scrn_saver = TRUE; 3254 sc->scrn_time_stamp -= scrn_blank_time; 3255 } 3256 if (cold) { 3257 /* 3258 * While devices are being probed, the screen saver need 3259 * to be invoked explictly. XXX 3260 */ 3261 if (sc->flags & SC_SCRN_BLANKED) { 3262 scsplash_stick(FALSE); 3263 stop_scrn_saver(sc, current_saver); 3264 } else { 3265 if (!ISGRAPHSC(scp)) { 3266 scsplash_stick(TRUE); 3267 (*current_saver)(sc, TRUE); 3268 } 3269 } 3270 } 3271 #endif /* DEV_SPLASH */ 3272 break; 3273 3274 case RBT: 3275 #ifndef SC_DISABLE_REBOOT 3276 shutdown_nice(0); 3277 #endif 3278 break; 3279 3280 case HALT: 3281 #ifndef SC_DISABLE_REBOOT 3282 shutdown_nice(RB_HALT); 3283 #endif 3284 break; 3285 3286 case PDWN: 3287 #ifndef SC_DISABLE_REBOOT 3288 shutdown_nice(RB_HALT|RB_POWEROFF); 3289 #endif 3290 break; 3291 3292 case SUSP: 3293 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3294 break; 3295 case STBY: 3296 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3297 break; 3298 3299 case DBG: 3300 #ifndef SC_DISABLE_DDBKEY 3301 #ifdef DDB 3302 Debugger("manual escape to debugger"); 3303 #else 3304 printf("No debugger in kernel\n"); 3305 #endif 3306 #else /* SC_DISABLE_DDBKEY */ 3307 /* do nothing */ 3308 #endif /* SC_DISABLE_DDBKEY */ 3309 break; 3310 3311 case PNC: 3312 if (enable_panic_key) 3313 panic("Forced by the panic key"); 3314 break; 3315 3316 case NEXT: 3317 this_scr = scp->index; 3318 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3319 sc->first_vty + i != this_scr; 3320 i = (i + 1)%sc->vtys) { 3321 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3322 if (ISTTYOPEN(tp)) { 3323 sc_switch_scr(scp->sc, sc->first_vty + i); 3324 break; 3325 } 3326 } 3327 break; 3328 3329 case PREV: 3330 this_scr = scp->index; 3331 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3332 sc->first_vty + i != this_scr; 3333 i = (i + sc->vtys - 1)%sc->vtys) { 3334 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3335 if (ISTTYOPEN(tp)) { 3336 sc_switch_scr(scp->sc, sc->first_vty + i); 3337 break; 3338 } 3339 } 3340 break; 3341 3342 default: 3343 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3344 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3345 break; 3346 } 3347 /* assert(c & FKEY) */ 3348 if (!(sc->flags & SC_SCRN_BLANKED)) 3349 return c; 3350 break; 3351 } 3352 /* goto next_code */ 3353 } else { 3354 /* regular keys (maybe MKEY is set) */ 3355 if (!(sc->flags & SC_SCRN_BLANKED)) 3356 return c; 3357 } 3358 } 3359 3360 goto next_code; 3361 } 3362 3363 static int 3364 scmmap(dev_t dev, vm_offset_t offset, int nprot) 3365 { 3366 scr_stat *scp; 3367 3368 scp = SC_STAT(dev); 3369 if (scp != scp->sc->cur_scp) 3370 return -1; 3371 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, nprot); 3372 } 3373 3374 static int 3375 save_kbd_state(scr_stat *scp) 3376 { 3377 int state; 3378 int error; 3379 3380 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3381 if (error == ENOIOCTL) 3382 error = ENODEV; 3383 if (error == 0) { 3384 scp->status &= ~LOCK_MASK; 3385 scp->status |= state; 3386 } 3387 return error; 3388 } 3389 3390 static int 3391 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3392 { 3393 int state; 3394 int error; 3395 3396 if (mask != LOCK_MASK) { 3397 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3398 if (error == ENOIOCTL) 3399 error = ENODEV; 3400 if (error) 3401 return error; 3402 state &= ~mask; 3403 state |= new_bits & mask; 3404 } else { 3405 state = new_bits & LOCK_MASK; 3406 } 3407 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3408 if (error == ENOIOCTL) 3409 error = ENODEV; 3410 return error; 3411 } 3412 3413 static int 3414 update_kbd_leds(scr_stat *scp, int which) 3415 { 3416 int error; 3417 3418 which &= LOCK_MASK; 3419 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3420 if (error == ENOIOCTL) 3421 error = ENODEV; 3422 return error; 3423 } 3424 3425 int 3426 set_mode(scr_stat *scp) 3427 { 3428 video_info_t info; 3429 3430 /* reject unsupported mode */ 3431 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3432 return 1; 3433 3434 /* if this vty is not currently showing, do nothing */ 3435 if (scp != scp->sc->cur_scp) 3436 return 0; 3437 3438 /* setup video hardware for the given mode */ 3439 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3440 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3441 (void *)scp->sc->adp->va_window, FALSE); 3442 3443 #ifndef SC_NO_FONT_LOADING 3444 /* load appropriate font */ 3445 if (!(scp->status & GRAPHICS_MODE)) { 3446 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3447 if (scp->font_size < 14) { 3448 if (scp->sc->fonts_loaded & FONT_8) 3449 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3450 } else if (scp->font_size >= 16) { 3451 if (scp->sc->fonts_loaded & FONT_16) 3452 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3453 } else { 3454 if (scp->sc->fonts_loaded & FONT_14) 3455 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3456 } 3457 /* 3458 * FONT KLUDGE: 3459 * This is an interim kludge to display correct font. 3460 * Always use the font page #0 on the video plane 2. 3461 * Somehow we cannot show the font in other font pages on 3462 * some video cards... XXX 3463 */ 3464 sc_show_font(scp, 0); 3465 } 3466 mark_all(scp); 3467 } 3468 #endif /* !SC_NO_FONT_LOADING */ 3469 3470 sc_set_border(scp, scp->border); 3471 sc_set_cursor_image(scp); 3472 3473 return 0; 3474 } 3475 3476 void 3477 sc_set_border(scr_stat *scp, int color) 3478 { 3479 ++scp->sc->videoio_in_progress; 3480 (*scp->rndr->draw_border)(scp, color); 3481 --scp->sc->videoio_in_progress; 3482 } 3483 3484 #ifndef SC_NO_FONT_LOADING 3485 void 3486 sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3487 int base, int count) 3488 { 3489 sc_softc_t *sc; 3490 3491 sc = scp->sc; 3492 sc->font_loading_in_progress = TRUE; 3493 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3494 sc->font_loading_in_progress = FALSE; 3495 } 3496 3497 void 3498 sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3499 int base, int count) 3500 { 3501 sc_softc_t *sc; 3502 3503 sc = scp->sc; 3504 sc->font_loading_in_progress = TRUE; 3505 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3506 sc->font_loading_in_progress = FALSE; 3507 } 3508 3509 void 3510 sc_show_font(scr_stat *scp, int page) 3511 { 3512 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3513 } 3514 #endif /* !SC_NO_FONT_LOADING */ 3515 3516 void 3517 sc_paste(scr_stat *scp, u_char *p, int count) 3518 { 3519 struct tty *tp; 3520 u_char *rmap; 3521 3522 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3523 if (!ISTTYOPEN(tp)) 3524 return; 3525 rmap = scp->sc->scr_rmap; 3526 for (; count > 0; --count) 3527 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 3528 } 3529 3530 void 3531 sc_bell(scr_stat *scp, int pitch, int duration) 3532 { 3533 if (cold || shutdown_in_progress) 3534 return; 3535 3536 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3537 return; 3538 3539 if (scp->sc->flags & SC_VISUAL_BELL) { 3540 if (scp->sc->blink_in_progress) 3541 return; 3542 scp->sc->blink_in_progress = 3; 3543 if (scp != scp->sc->cur_scp) 3544 scp->sc->blink_in_progress += 2; 3545 blink_screen(scp->sc->cur_scp); 3546 } else { 3547 if (scp != scp->sc->cur_scp) 3548 pitch *= 2; 3549 sysbeep(pitch, duration); 3550 } 3551 } 3552 3553 static void 3554 blink_screen(void *arg) 3555 { 3556 scr_stat *scp = arg; 3557 struct tty *tp; 3558 3559 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3560 scp->sc->blink_in_progress = 0; 3561 mark_all(scp); 3562 tp = VIRTUAL_TTY(scp->sc, scp->index); 3563 if (ISTTYOPEN(tp)) 3564 scstart(tp); 3565 if (scp->sc->delayed_next_scr) 3566 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3567 } 3568 else { 3569 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3570 scp->sc->blink_in_progress & 1); 3571 scp->sc->blink_in_progress--; 3572 timeout(blink_screen, scp, hz / 10); 3573 } 3574 } 3575