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 int enable_bell = TRUE; /* enable beeper */ 104 static long scrn_blank_time = 0; /* screen saver timeout value */ 105 #ifdef DEV_SPLASH 106 static int scrn_blanked; /* # of blanked screen */ 107 static int sticky_splash = FALSE; 108 109 static void none_saver(sc_softc_t *sc, int blank) { } 110 static void (*current_saver)(sc_softc_t *, int) = none_saver; 111 #endif 112 113 SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 114 SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 115 SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 116 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 117 SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 118 0, "enable bell"); 119 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 120 #include "font.h" 121 #endif 122 123 d_ioctl_t *sc_user_ioctl; 124 125 static bios_values_t bios_value; 126 127 static int enable_panic_key; 128 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 129 0, ""); 130 131 #define SC_CONSOLECTL 255 132 133 #define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 134 SC_DEV((sc), (x))->si_tty : NULL) 135 #define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) 136 137 static int debugger; 138 139 /* prototypes */ 140 static int scvidprobe(int unit, int flags, int cons); 141 static int sckbdprobe(int unit, int flags, int cons); 142 static void scmeminit(void *arg); 143 static int scdevtounit(dev_t dev); 144 static kbd_callback_func_t sckbdevent; 145 static int scparam(struct tty *tp, struct termios *t); 146 static void scstart(struct tty *tp); 147 static void scinit(int unit, int flags); 148 #if __i386__ || __ia64__ 149 static void scterm(int unit, int flags); 150 #endif 151 static void scshutdown(void *arg, int howto); 152 static u_int scgetc(sc_softc_t *sc, u_int flags); 153 #define SCGETC_CN 1 154 #define SCGETC_NONBLOCK 2 155 static int sccngetch(int flags); 156 static void sccnupdate(scr_stat *scp); 157 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 158 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 159 static timeout_t scrn_timer; 160 static int and_region(int *s1, int *e1, int s2, int e2); 161 static void scrn_update(scr_stat *scp, int show_cursor); 162 163 #ifdef DEV_SPLASH 164 static int scsplash_callback(int event, void *arg); 165 static void scsplash_saver(sc_softc_t *sc, int show); 166 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 167 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 168 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 169 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 170 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 171 static int wait_scrn_saver_stop(sc_softc_t *sc); 172 #define scsplash_stick(stick) (sticky_splash = (stick)) 173 #else /* !DEV_SPLASH */ 174 #define scsplash_stick(stick) 175 #endif /* DEV_SPLASH */ 176 177 static int do_switch_scr(sc_softc_t *sc, int s); 178 static int vt_proc_alive(scr_stat *scp); 179 static int signal_vt_rel(scr_stat *scp); 180 static int signal_vt_acq(scr_stat *scp); 181 static int finish_vt_rel(scr_stat *scp, int release, int *s); 182 static int finish_vt_acq(scr_stat *scp); 183 static void exchange_scr(sc_softc_t *sc); 184 static void update_cursor_image(scr_stat *scp); 185 static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 186 static int save_kbd_state(scr_stat *scp); 187 static int update_kbd_state(scr_stat *scp, int state, int mask); 188 static int update_kbd_leds(scr_stat *scp, int which); 189 static timeout_t blink_screen; 190 191 #define CDEV_MAJOR 12 192 193 static cn_probe_t sccnprobe; 194 static cn_init_t sccninit; 195 static cn_getc_t sccngetc; 196 static cn_checkc_t sccncheckc; 197 static cn_putc_t sccnputc; 198 static cn_dbctl_t sccndbctl; 199 static cn_term_t sccnterm; 200 201 #if __alpha__ 202 void sccnattach(void); 203 #endif 204 205 CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 206 sccndbctl); 207 208 static d_open_t scopen; 209 static d_close_t scclose; 210 static d_read_t scread; 211 static d_ioctl_t scioctl; 212 static d_mmap_t scmmap; 213 214 static struct cdevsw sc_cdevsw = { 215 /* open */ scopen, 216 /* close */ scclose, 217 /* read */ scread, 218 /* write */ ttywrite, 219 /* ioctl */ scioctl, 220 /* poll */ ttypoll, 221 /* mmap */ scmmap, 222 /* strategy */ nostrategy, 223 /* name */ "sc", 224 /* maj */ CDEV_MAJOR, 225 /* dump */ nodump, 226 /* psize */ nopsize, 227 /* flags */ D_TTY | D_KQFILTER, 228 /* kqfilter */ ttykqfilter 229 }; 230 231 int 232 sc_probe_unit(int unit, int flags) 233 { 234 if (!scvidprobe(unit, flags, FALSE)) { 235 if (bootverbose) 236 printf("sc%d: no video adapter found.\n", unit); 237 return ENXIO; 238 } 239 240 /* syscons will be attached even when there is no keyboard */ 241 sckbdprobe(unit, flags, FALSE); 242 243 return 0; 244 } 245 246 /* probe video adapters, return TRUE if found */ 247 static int 248 scvidprobe(int unit, int flags, int cons) 249 { 250 /* 251 * Access the video adapter driver through the back door! 252 * Video adapter drivers need to be configured before syscons. 253 * However, when syscons is being probed as the low-level console, 254 * they have not been initialized yet. We force them to initialize 255 * themselves here. XXX 256 */ 257 vid_configure(cons ? VIO_PROBE_ONLY : 0); 258 259 return (vid_find_adapter("*", unit) >= 0); 260 } 261 262 /* probe the keyboard, return TRUE if found */ 263 static int 264 sckbdprobe(int unit, int flags, int cons) 265 { 266 /* access the keyboard driver through the backdoor! */ 267 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 268 269 return (kbd_find_keyboard("*", unit) >= 0); 270 } 271 272 static char 273 *adapter_name(video_adapter_t *adp) 274 { 275 static struct { 276 int type; 277 char *name[2]; 278 } names[] = { 279 { KD_MONO, { "MDA", "MDA" } }, 280 { KD_HERCULES, { "Hercules", "Hercules" } }, 281 { KD_CGA, { "CGA", "CGA" } }, 282 { KD_EGA, { "EGA", "EGA (mono)" } }, 283 { KD_VGA, { "VGA", "VGA (mono)" } }, 284 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 285 { KD_TGA, { "TGA", "TGA" } }, 286 { -1, { "Unknown", "Unknown" } }, 287 }; 288 int i; 289 290 for (i = 0; names[i].type != -1; ++i) 291 if (names[i].type == adp->va_type) 292 break; 293 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 294 } 295 296 int 297 sc_attach_unit(int unit, int flags) 298 { 299 sc_softc_t *sc; 300 scr_stat *scp; 301 #ifdef SC_PIXEL_MODE 302 video_info_t info; 303 #endif 304 int vc; 305 dev_t dev; 306 307 flags &= ~SC_KERNEL_CONSOLE; 308 309 if (sc_console_unit == unit) { 310 /* 311 * If this unit is being used as the system console, we need to 312 * adjust some variables and buffers before and after scinit(). 313 */ 314 /* assert(sc_console != NULL) */ 315 flags |= SC_KERNEL_CONSOLE; 316 scmeminit(NULL); 317 318 scinit(unit, flags); 319 320 if (sc_console->tsw->te_size > 0) { 321 /* assert(sc_console->ts != NULL); */ 322 kernel_console_ts = sc_console->ts; 323 sc_console->ts = malloc(sc_console->tsw->te_size, 324 M_DEVBUF, M_WAITOK); 325 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 326 (*sc_console->tsw->te_default_attr)(sc_console, 327 user_default.std_color, 328 user_default.rev_color); 329 } 330 } else { 331 scinit(unit, flags); 332 } 333 334 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 335 sc->config = flags; 336 scp = SC_STAT(sc->dev[0]); 337 if (sc_console == NULL) /* sc_console_unit < 0 */ 338 sc_console = scp; 339 340 #ifdef SC_PIXEL_MODE 341 if ((sc->config & SC_VESA800X600) 342 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 343 #ifdef DEV_SPLASH 344 if (sc->flags & SC_SPLASH_SCRN) 345 splash_term(sc->adp); 346 #endif 347 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 348 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 349 sc->initial_mode = M_VESA_800x600; 350 #ifdef DEV_SPLASH 351 /* put up the splash again! */ 352 if (sc->flags & SC_SPLASH_SCRN) 353 splash_init(sc->adp, scsplash_callback, sc); 354 #endif 355 } 356 #endif /* SC_PIXEL_MODE */ 357 358 /* initialize cursor */ 359 if (!ISGRAPHSC(scp)) 360 update_cursor_image(scp); 361 362 /* get screen update going */ 363 scrn_timer(sc); 364 365 /* set up the keyboard */ 366 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 367 update_kbd_state(scp, scp->status, LOCK_MASK); 368 369 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 370 unit, adapter_name(sc->adp), sc->vtys, sc->config); 371 if (bootverbose) { 372 printf("sc%d:", unit); 373 if (sc->adapter >= 0) 374 printf(" fb%d", sc->adapter); 375 if (sc->keyboard >= 0) 376 printf(", kbd%d", sc->keyboard); 377 if (scp->tsw) 378 printf(", terminal emulator: %s (%s)", 379 scp->tsw->te_name, scp->tsw->te_desc); 380 printf("\n"); 381 } 382 383 /* register a shutdown callback for the kernel console */ 384 if (sc_console_unit == unit) 385 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 386 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 387 388 for (vc = 0; vc < sc->vtys; vc++) { 389 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 390 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 391 sc->dev[vc] = dev; 392 /* 393 * The first vty already has struct tty and scr_stat initialized 394 * in scinit(). The other vtys will have these structs when 395 * first opened. 396 */ 397 } 398 399 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 400 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 401 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 402 SC_STAT(dev) = sc_console; 403 404 return 0; 405 } 406 407 static void 408 scmeminit(void *arg) 409 { 410 if (sc_malloc) 411 return; 412 sc_malloc = TRUE; 413 414 /* 415 * As soon as malloc() becomes functional, we had better allocate 416 * various buffers for the kernel console. 417 */ 418 419 if (sc_console_unit < 0) /* sc_console == NULL */ 420 return; 421 422 /* copy the temporary buffer to the final buffer */ 423 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 424 425 #ifndef SC_NO_CUTPASTE 426 sc_alloc_cut_buffer(sc_console, FALSE); 427 #endif 428 429 #ifndef SC_NO_HISTORY 430 /* initialize history buffer & pointers */ 431 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 432 #endif 433 } 434 435 /* XXX */ 436 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 437 438 static int 439 scdevtounit(dev_t dev) 440 { 441 int vty = SC_VTY(dev); 442 443 if (vty == SC_CONSOLECTL) 444 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 445 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 446 return -1; 447 else 448 return vty/MAXCONS; 449 } 450 451 static int 452 scopen(dev_t dev, int flag, int mode, struct thread *td) 453 { 454 int unit = scdevtounit(dev); 455 sc_softc_t *sc; 456 struct tty *tp; 457 scr_stat *scp; 458 keyarg_t key; 459 int error; 460 461 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 462 major(dev), minor(dev), unit, SC_VTY(dev))); 463 464 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 465 if (sc == NULL) 466 return ENXIO; 467 468 tp = dev->si_tty = ttymalloc(dev->si_tty); 469 tp->t_oproc = scstart; 470 tp->t_param = scparam; 471 tp->t_stop = nottystop; 472 tp->t_dev = dev; 473 if (!ISTTYOPEN(tp)) { 474 ttychars(tp); 475 /* Use the current setting of the <-- key as default VERASE. */ 476 /* If the Delete key is preferable, an stty is necessary */ 477 if (sc->kbd != NULL) { 478 key.keynum = KEYCODE_BS; 479 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 480 tp->t_cc[VERASE] = key.key.map[0]; 481 } 482 tp->t_iflag = TTYDEF_IFLAG; 483 tp->t_oflag = TTYDEF_OFLAG; 484 tp->t_cflag = TTYDEF_CFLAG; 485 tp->t_lflag = TTYDEF_LFLAG; 486 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 487 scparam(tp, &tp->t_termios); 488 (*linesw[tp->t_line].l_modem)(tp, 1); 489 } 490 else 491 if (tp->t_state & TS_XCLUDE && suser(td)) 492 return(EBUSY); 493 494 error = (*linesw[tp->t_line].l_open)(dev, tp); 495 496 scp = SC_STAT(dev); 497 if (scp == NULL) { 498 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 499 if (ISGRAPHSC(scp)) 500 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 501 } 502 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 503 tp->t_winsize.ws_col = scp->xsize; 504 tp->t_winsize.ws_row = scp->ysize; 505 } 506 507 return error; 508 } 509 510 static int 511 scclose(dev_t dev, int flag, int mode, struct thread *td) 512 { 513 struct tty *tp = dev->si_tty; 514 scr_stat *scp; 515 int s; 516 517 if (SC_VTY(dev) != SC_CONSOLECTL) { 518 scp = SC_STAT(tp->t_dev); 519 /* were we in the middle of the VT switching process? */ 520 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 521 s = spltty(); 522 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 523 cons_unavail = FALSE; 524 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 525 DPRINTF(5, ("reset WAIT_REL, ")); 526 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 527 DPRINTF(5, ("reset WAIT_ACQ, ")); 528 #if not_yet_done 529 if (scp == &main_console) { 530 scp->pid = 0; 531 scp->proc = NULL; 532 scp->smode.mode = VT_AUTO; 533 } 534 else { 535 sc_vtb_destroy(&scp->vtb); 536 sc_vtb_destroy(&scp->scr); 537 sc_free_history_buffer(scp, scp->ysize); 538 SC_STAT(dev) = NULL; 539 free(scp, M_DEVBUF); 540 } 541 #else 542 scp->pid = 0; 543 scp->proc = NULL; 544 scp->smode.mode = VT_AUTO; 545 #endif 546 scp->kbd_mode = K_XLATE; 547 if (scp == scp->sc->cur_scp) 548 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 549 DPRINTF(5, ("done.\n")); 550 } 551 spltty(); 552 (*linesw[tp->t_line].l_close)(tp, flag); 553 ttyclose(tp); 554 spl0(); 555 return(0); 556 } 557 558 static int 559 scread(dev_t dev, struct uio *uio, int flag) 560 { 561 if (!sc_saver_keyb_only) 562 sc_touch_scrn_saver(); 563 return ttyread(dev, uio, flag); 564 } 565 566 static int 567 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 568 { 569 sc_softc_t *sc; 570 struct tty *cur_tty; 571 int c; 572 size_t len; 573 u_char *cp; 574 575 sc = (sc_softc_t *)arg; 576 /* assert(thiskbd == sc->kbd) */ 577 578 switch (event) { 579 case KBDIO_KEYINPUT: 580 break; 581 case KBDIO_UNLOADING: 582 sc->kbd = NULL; 583 sc->keyboard = -1; 584 kbd_release(thiskbd, (void *)&sc->keyboard); 585 return 0; 586 default: 587 return EINVAL; 588 } 589 590 /* 591 * Loop while there is still input to get from the keyboard. 592 * I don't think this is nessesary, and it doesn't fix 593 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 594 */ 595 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 596 597 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 598 if (!ISTTYOPEN(cur_tty)) { 599 cur_tty = sc_console_tty; 600 if (!ISTTYOPEN(cur_tty)) 601 continue; 602 } 603 604 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 605 continue; 606 607 switch (KEYFLAGS(c)) { 608 case 0x0000: /* normal key */ 609 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 610 break; 611 case FKEY: /* function key, return string */ 612 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 613 if (cp != NULL) { 614 while (len-- > 0) 615 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 616 } 617 break; 618 case MKEY: /* meta is active, prepend ESC */ 619 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 620 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 621 break; 622 case BKEY: /* backtab fixed sequence (esc [ Z) */ 623 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 624 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 625 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 626 break; 627 } 628 } 629 630 sc->cur_scp->status |= MOUSE_HIDDEN; 631 632 return 0; 633 } 634 635 static int 636 scparam(struct tty *tp, struct termios *t) 637 { 638 tp->t_ispeed = t->c_ispeed; 639 tp->t_ospeed = t->c_ospeed; 640 tp->t_cflag = t->c_cflag; 641 return 0; 642 } 643 644 static int 645 scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct thread *td) 646 { 647 int error; 648 int i; 649 struct tty *tp; 650 sc_softc_t *sc; 651 scr_stat *scp; 652 int s; 653 654 tp = dev->si_tty; 655 656 /* If there is a user_ioctl function call that first */ 657 if (sc_user_ioctl) { 658 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 659 if (error != ENOIOCTL) 660 return error; 661 } 662 663 error = sc_vid_ioctl(tp, cmd, data, flag, td); 664 if (error != ENOIOCTL) 665 return error; 666 667 #ifndef SC_NO_HISTORY 668 error = sc_hist_ioctl(tp, cmd, data, flag, td); 669 if (error != ENOIOCTL) 670 return error; 671 #endif 672 673 #ifndef SC_NO_SYSMOUSE 674 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 675 if (error != ENOIOCTL) 676 return error; 677 #endif 678 679 scp = SC_STAT(tp->t_dev); 680 /* assert(scp != NULL) */ 681 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 682 sc = scp->sc; 683 684 if (scp->tsw) { 685 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 686 if (error != ENOIOCTL) 687 return error; 688 } 689 690 switch (cmd) { /* process console hardware related ioctl's */ 691 692 case GIO_ATTR: /* get current attributes */ 693 /* this ioctl is not processed here, but in the terminal emulator */ 694 return ENOTTY; 695 696 case GIO_COLOR: /* is this a color console ? */ 697 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 698 return 0; 699 700 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 701 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 702 return EINVAL; 703 s = spltty(); 704 scrn_blank_time = *(int *)data; 705 run_scrn_saver = (scrn_blank_time != 0); 706 splx(s); 707 return 0; 708 709 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 710 s = spltty(); 711 *(int *)data &= CONS_CURSOR_ATTRS; 712 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 713 splx(s); 714 return 0; 715 716 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 717 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 718 ((int *)data)[0] = scp->curr_curs_attr.flags; 719 ((int *)data)[1] = scp->curr_curs_attr.base; 720 ((int *)data)[2] = scp->curr_curs_attr.height; 721 } else { 722 ((int *)data)[0] = sc->curs_attr.flags; 723 ((int *)data)[1] = sc->curs_attr.base; 724 ((int *)data)[2] = sc->curs_attr.height; 725 } 726 return 0; 727 728 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 729 s = spltty(); 730 sc_change_cursor_shape(scp, ((int *)data)[0], 731 ((int *)data)[1], ((int *)data)[2]); 732 splx(s); 733 return 0; 734 735 case CONS_BELLTYPE: /* set bell type sound/visual */ 736 if ((*(int *)data) & 0x01) 737 sc->flags |= SC_VISUAL_BELL; 738 else 739 sc->flags &= ~SC_VISUAL_BELL; 740 if ((*(int *)data) & 0x02) 741 sc->flags |= SC_QUIET_BELL; 742 else 743 sc->flags &= ~SC_QUIET_BELL; 744 return 0; 745 746 case CONS_GETINFO: /* get current (virtual) console info */ 747 { 748 vid_info_t *ptr = (vid_info_t*)data; 749 if (ptr->size == sizeof(struct vid_info)) { 750 ptr->m_num = sc->cur_scp->index; 751 ptr->font_size = scp->font_size; 752 ptr->mv_col = scp->xpos; 753 ptr->mv_row = scp->ypos; 754 ptr->mv_csz = scp->xsize; 755 ptr->mv_rsz = scp->ysize; 756 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 757 /* 758 * The following fields are filled by the terminal emulator. XXX 759 * 760 * ptr->mv_norm.fore 761 * ptr->mv_norm.back 762 * ptr->mv_rev.fore 763 * ptr->mv_rev.back 764 */ 765 ptr->mv_grfc.fore = 0; /* not supported */ 766 ptr->mv_grfc.back = 0; /* not supported */ 767 ptr->mv_ovscan = scp->border; 768 if (scp == sc->cur_scp) 769 save_kbd_state(scp); 770 ptr->mk_keylock = scp->status & LOCK_MASK; 771 return 0; 772 } 773 return EINVAL; 774 } 775 776 case CONS_GETVERS: /* get version number */ 777 *(int*)data = 0x200; /* version 2.0 */ 778 return 0; 779 780 case CONS_IDLE: /* see if the screen has been idle */ 781 /* 782 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 783 * the user process may have been writing something on the 784 * screen and syscons is not aware of it. Declare the screen 785 * is NOT idle if it is in one of these modes. But there is 786 * an exception to it; if a screen saver is running in the 787 * graphics mode in the current screen, we should say that the 788 * screen has been idle. 789 */ 790 *(int *)data = (sc->flags & SC_SCRN_IDLE) 791 && (!ISGRAPHSC(sc->cur_scp) 792 || (sc->cur_scp->status & SAVER_RUNNING)); 793 return 0; 794 795 case CONS_SAVERMODE: /* set saver mode */ 796 switch(*(int *)data) { 797 case CONS_NO_SAVER: 798 case CONS_USR_SAVER: 799 /* if a LKM screen saver is running, stop it first. */ 800 scsplash_stick(FALSE); 801 saver_mode = *(int *)data; 802 s = spltty(); 803 #ifdef DEV_SPLASH 804 if ((error = wait_scrn_saver_stop(NULL))) { 805 splx(s); 806 return error; 807 } 808 #endif 809 run_scrn_saver = TRUE; 810 if (saver_mode == CONS_USR_SAVER) 811 scp->status |= SAVER_RUNNING; 812 else 813 scp->status &= ~SAVER_RUNNING; 814 scsplash_stick(TRUE); 815 splx(s); 816 break; 817 case CONS_LKM_SAVER: 818 s = spltty(); 819 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 820 scp->status &= ~SAVER_RUNNING; 821 saver_mode = *(int *)data; 822 splx(s); 823 break; 824 default: 825 return EINVAL; 826 } 827 return 0; 828 829 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 830 /* 831 * Note that this ioctl does not guarantee the screen saver 832 * actually starts or stops. It merely attempts to do so... 833 */ 834 s = spltty(); 835 run_scrn_saver = (*(int *)data != 0); 836 if (run_scrn_saver) 837 sc->scrn_time_stamp -= scrn_blank_time; 838 splx(s); 839 return 0; 840 841 case CONS_SCRSHOT: /* get a screen shot */ 842 { 843 int retval, hist_rsz; 844 size_t lsize, csize; 845 vm_offset_t frbp, hstp; 846 unsigned lnum; 847 scrshot_t *ptr = (scrshot_t *)data; 848 void *outp = ptr->buf; 849 850 s = spltty(); 851 if (ISGRAPHSC(scp)) { 852 splx(s); 853 return EOPNOTSUPP; 854 } 855 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 856 if ((ptr->x + ptr->xsize) > scp->xsize || 857 (ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 858 splx(s); 859 return EINVAL; 860 } 861 862 lsize = scp->xsize * sizeof(u_int16_t); 863 csize = ptr->xsize * sizeof(u_int16_t); 864 /* Pointer to the last line of framebuffer */ 865 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 866 sizeof(u_int16_t); 867 /* Pointer to the last line of target buffer */ 868 (vm_offset_t)outp += ptr->ysize * csize; 869 /* Pointer to the last line of history buffer */ 870 if (scp->history != NULL) 871 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 872 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 873 else 874 hstp = 0; 875 876 retval = 0; 877 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 878 if (lnum < scp->ysize) { 879 frbp -= lsize; 880 } else { 881 hstp -= lsize; 882 if (hstp < scp->history->vtb_buffer) 883 hstp += scp->history->vtb_rows * lsize; 884 frbp = hstp; 885 } 886 if (lnum < ptr->y) 887 continue; 888 (vm_offset_t)outp -= csize; 889 retval = copyout((void *)frbp, outp, csize); 890 if (retval != 0) 891 break; 892 } 893 splx(s); 894 return retval; 895 } 896 897 case VT_SETMODE: /* set screen switcher mode */ 898 { 899 struct vt_mode *mode; 900 struct proc *p1; 901 902 mode = (struct vt_mode *)data; 903 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 904 if (scp->smode.mode == VT_PROCESS) { 905 p1 = pfind(scp->pid); 906 if (scp->proc == p1 && scp->proc != td->td_proc) { 907 if (p1) 908 PROC_UNLOCK(p1); 909 DPRINTF(5, ("error EPERM\n")); 910 return EPERM; 911 } 912 if (p1) 913 PROC_UNLOCK(p1); 914 } 915 s = spltty(); 916 if (mode->mode == VT_AUTO) { 917 scp->smode.mode = VT_AUTO; 918 scp->proc = NULL; 919 scp->pid = 0; 920 DPRINTF(5, ("VT_AUTO, ")); 921 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 922 cons_unavail = FALSE; 923 /* were we in the middle of the vty switching process? */ 924 if (finish_vt_rel(scp, TRUE, &s) == 0) 925 DPRINTF(5, ("reset WAIT_REL, ")); 926 if (finish_vt_acq(scp) == 0) 927 DPRINTF(5, ("reset WAIT_ACQ, ")); 928 } else { 929 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 930 || !ISSIGVALID(mode->frsig)) { 931 splx(s); 932 DPRINTF(5, ("error EINVAL\n")); 933 return EINVAL; 934 } 935 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 936 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 937 scp->proc = td->td_proc; 938 scp->pid = scp->proc->p_pid; 939 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 940 cons_unavail = TRUE; 941 } 942 splx(s); 943 DPRINTF(5, ("\n")); 944 return 0; 945 } 946 947 case VT_GETMODE: /* get screen switcher mode */ 948 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 949 return 0; 950 951 case VT_RELDISP: /* screen switcher ioctl */ 952 s = spltty(); 953 /* 954 * This must be the current vty which is in the VT_PROCESS 955 * switching mode... 956 */ 957 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 958 splx(s); 959 return EINVAL; 960 } 961 /* ...and this process is controlling it. */ 962 if (scp->proc != td->td_proc) { 963 splx(s); 964 return EPERM; 965 } 966 error = EINVAL; 967 switch(*(int *)data) { 968 case VT_FALSE: /* user refuses to release screen, abort */ 969 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 970 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 971 break; 972 case VT_TRUE: /* user has released screen, go on */ 973 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 974 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 975 break; 976 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 977 if ((error = finish_vt_acq(scp)) == 0) 978 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 979 break; 980 default: 981 break; 982 } 983 splx(s); 984 return error; 985 986 case VT_OPENQRY: /* return free virtual console */ 987 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 988 tp = VIRTUAL_TTY(sc, i); 989 if (!ISTTYOPEN(tp)) { 990 *(int *)data = i + 1; 991 return 0; 992 } 993 } 994 return EINVAL; 995 996 case VT_ACTIVATE: /* switch to screen *data */ 997 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 998 s = spltty(); 999 sc_clean_up(sc->cur_scp); 1000 splx(s); 1001 return sc_switch_scr(sc, i); 1002 1003 case VT_WAITACTIVE: /* wait for switch to occur */ 1004 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1005 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1006 return EINVAL; 1007 s = spltty(); 1008 error = sc_clean_up(sc->cur_scp); 1009 splx(s); 1010 if (error) 1011 return error; 1012 scp = SC_STAT(SC_DEV(sc, i)); 1013 if (scp == scp->sc->cur_scp) 1014 return 0; 1015 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, 1016 "waitvt", 0)) == ERESTART) ; 1017 return error; 1018 1019 case VT_GETACTIVE: /* get active vty # */ 1020 *(int *)data = sc->cur_scp->index + 1; 1021 return 0; 1022 1023 case VT_GETINDEX: /* get this vty # */ 1024 *(int *)data = scp->index + 1; 1025 return 0; 1026 1027 case VT_LOCKSWITCH: /* prevent vty switching */ 1028 if ((*(int *)data) & 0x01) 1029 sc->flags |= SC_SCRN_VTYLOCK; 1030 else 1031 sc->flags &= ~SC_SCRN_VTYLOCK; 1032 return 0; 1033 1034 case KDENABIO: /* allow io operations */ 1035 error = suser(td); 1036 if (error != 0) 1037 return error; 1038 error = securelevel_gt(td->td_ucred, 0); 1039 if (error != 0) 1040 return error; 1041 #ifdef __i386__ 1042 td->td_frame->tf_eflags |= PSL_IOPL; 1043 #endif 1044 return 0; 1045 1046 case KDDISABIO: /* disallow io operations (default) */ 1047 #ifdef __i386__ 1048 td->td_frame->tf_eflags &= ~PSL_IOPL; 1049 #endif 1050 return 0; 1051 1052 case KDSKBSTATE: /* set keyboard state (locks) */ 1053 if (*(int *)data & ~LOCK_MASK) 1054 return EINVAL; 1055 scp->status &= ~LOCK_MASK; 1056 scp->status |= *(int *)data; 1057 if (scp == sc->cur_scp) 1058 update_kbd_state(scp, scp->status, LOCK_MASK); 1059 return 0; 1060 1061 case KDGKBSTATE: /* get keyboard state (locks) */ 1062 if (scp == sc->cur_scp) 1063 save_kbd_state(scp); 1064 *(int *)data = scp->status & LOCK_MASK; 1065 return 0; 1066 1067 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1068 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1069 error = kbd_ioctl(sc->kbd, cmd, data); 1070 if (error == ENOIOCTL) 1071 error = ENODEV; 1072 return error; 1073 1074 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1075 if (*(int *)data & ~0x7f) 1076 return EINVAL; 1077 error = kbd_ioctl(sc->kbd, cmd, data); 1078 if (error == ENOIOCTL) 1079 error = ENODEV; 1080 return error; 1081 1082 case KDSKBMODE: /* set keyboard mode */ 1083 switch (*(int *)data) { 1084 case K_XLATE: /* switch to XLT ascii mode */ 1085 case K_RAW: /* switch to RAW scancode mode */ 1086 case K_CODE: /* switch to CODE mode */ 1087 scp->kbd_mode = *(int *)data; 1088 if (scp == sc->cur_scp) 1089 kbd_ioctl(sc->kbd, cmd, data); 1090 return 0; 1091 default: 1092 return EINVAL; 1093 } 1094 /* NOT REACHED */ 1095 1096 case KDGKBMODE: /* get keyboard mode */ 1097 *(int *)data = scp->kbd_mode; 1098 return 0; 1099 1100 case KDGKBINFO: 1101 error = kbd_ioctl(sc->kbd, cmd, data); 1102 if (error == ENOIOCTL) 1103 error = ENODEV; 1104 return error; 1105 1106 case KDMKTONE: /* sound the bell */ 1107 if (*(int*)data) 1108 sc_bell(scp, (*(int*)data)&0xffff, 1109 (((*(int*)data)>>16)&0xffff)*hz/1000); 1110 else 1111 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1112 return 0; 1113 1114 case KIOCSOUND: /* make tone (*data) hz */ 1115 if (scp == sc->cur_scp) { 1116 if (*(int *)data) 1117 return sc_tone(*(int *)data); 1118 else 1119 return sc_tone(0); 1120 } 1121 return 0; 1122 1123 case KDGKBTYPE: /* get keyboard type */ 1124 error = kbd_ioctl(sc->kbd, cmd, data); 1125 if (error == ENOIOCTL) { 1126 /* always return something? XXX */ 1127 *(int *)data = 0; 1128 } 1129 return 0; 1130 1131 case KDSETLED: /* set keyboard LED status */ 1132 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1133 return EINVAL; 1134 scp->status &= ~LED_MASK; 1135 scp->status |= *(int *)data; 1136 if (scp == sc->cur_scp) 1137 update_kbd_leds(scp, scp->status); 1138 return 0; 1139 1140 case KDGETLED: /* get keyboard LED status */ 1141 if (scp == sc->cur_scp) 1142 save_kbd_state(scp); 1143 *(int *)data = scp->status & LED_MASK; 1144 return 0; 1145 1146 case CONS_SETKBD: /* set the new keyboard */ 1147 { 1148 keyboard_t *newkbd; 1149 1150 s = spltty(); 1151 newkbd = kbd_get_keyboard(*(int *)data); 1152 if (newkbd == NULL) { 1153 splx(s); 1154 return EINVAL; 1155 } 1156 error = 0; 1157 if (sc->kbd != newkbd) { 1158 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1159 (void *)&sc->keyboard, sckbdevent, sc); 1160 /* i == newkbd->kb_index */ 1161 if (i >= 0) { 1162 if (sc->kbd != NULL) { 1163 save_kbd_state(sc->cur_scp); 1164 kbd_release(sc->kbd, (void *)&sc->keyboard); 1165 } 1166 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1167 sc->keyboard = i; 1168 kbd_ioctl(sc->kbd, KDSKBMODE, 1169 (caddr_t)&sc->cur_scp->kbd_mode); 1170 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1171 LOCK_MASK); 1172 } else { 1173 error = EPERM; /* XXX */ 1174 } 1175 } 1176 splx(s); 1177 return error; 1178 } 1179 1180 case CONS_RELKBD: /* release the current keyboard */ 1181 s = spltty(); 1182 error = 0; 1183 if (sc->kbd != NULL) { 1184 save_kbd_state(sc->cur_scp); 1185 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1186 if (error == 0) { 1187 sc->kbd = NULL; 1188 sc->keyboard = -1; 1189 } 1190 } 1191 splx(s); 1192 return error; 1193 1194 case CONS_GETTERM: /* get the current terminal emulator info */ 1195 { 1196 sc_term_sw_t *sw; 1197 1198 if (((term_info_t *)data)->ti_index == 0) { 1199 sw = scp->tsw; 1200 } else { 1201 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1202 } 1203 if (sw != NULL) { 1204 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1205 sizeof(((term_info_t *)data)->ti_name)); 1206 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1207 sizeof(((term_info_t *)data)->ti_desc)); 1208 ((term_info_t *)data)->ti_flags = 0; 1209 return 0; 1210 } else { 1211 ((term_info_t *)data)->ti_name[0] = '\0'; 1212 ((term_info_t *)data)->ti_desc[0] = '\0'; 1213 ((term_info_t *)data)->ti_flags = 0; 1214 return EINVAL; 1215 } 1216 } 1217 1218 case CONS_SETTERM: /* set the current terminal emulator */ 1219 s = spltty(); 1220 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1221 /* FIXME: what if scp == sc_console! XXX */ 1222 splx(s); 1223 return error; 1224 1225 case GIO_SCRNMAP: /* get output translation table */ 1226 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1227 return 0; 1228 1229 case PIO_SCRNMAP: /* set output translation table */ 1230 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1231 for (i=0; i<sizeof(sc->scr_map); i++) { 1232 sc->scr_rmap[sc->scr_map[i]] = i; 1233 } 1234 return 0; 1235 1236 case GIO_KEYMAP: /* get keyboard translation table */ 1237 case PIO_KEYMAP: /* set keyboard translation table */ 1238 case GIO_DEADKEYMAP: /* get accent key translation table */ 1239 case PIO_DEADKEYMAP: /* set accent key translation table */ 1240 case GETFKEY: /* get function key string */ 1241 case SETFKEY: /* set function key string */ 1242 error = kbd_ioctl(sc->kbd, cmd, data); 1243 if (error == ENOIOCTL) 1244 error = ENODEV; 1245 return error; 1246 1247 #ifndef SC_NO_FONT_LOADING 1248 1249 case PIO_FONT8x8: /* set 8x8 dot font */ 1250 if (!ISFONTAVAIL(sc->adp->va_flags)) 1251 return ENXIO; 1252 bcopy(data, sc->font_8, 8*256); 1253 sc->fonts_loaded |= FONT_8; 1254 /* 1255 * FONT KLUDGE 1256 * Always use the font page #0. XXX 1257 * Don't load if the current font size is not 8x8. 1258 */ 1259 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1260 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1261 return 0; 1262 1263 case GIO_FONT8x8: /* get 8x8 dot font */ 1264 if (!ISFONTAVAIL(sc->adp->va_flags)) 1265 return ENXIO; 1266 if (sc->fonts_loaded & FONT_8) { 1267 bcopy(sc->font_8, data, 8*256); 1268 return 0; 1269 } 1270 else 1271 return ENXIO; 1272 1273 case PIO_FONT8x14: /* set 8x14 dot font */ 1274 if (!ISFONTAVAIL(sc->adp->va_flags)) 1275 return ENXIO; 1276 bcopy(data, sc->font_14, 14*256); 1277 sc->fonts_loaded |= FONT_14; 1278 /* 1279 * FONT KLUDGE 1280 * Always use the font page #0. XXX 1281 * Don't load if the current font size is not 8x14. 1282 */ 1283 if (ISTEXTSC(sc->cur_scp) 1284 && (sc->cur_scp->font_size >= 14) 1285 && (sc->cur_scp->font_size < 16)) 1286 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1287 return 0; 1288 1289 case GIO_FONT8x14: /* get 8x14 dot font */ 1290 if (!ISFONTAVAIL(sc->adp->va_flags)) 1291 return ENXIO; 1292 if (sc->fonts_loaded & FONT_14) { 1293 bcopy(sc->font_14, data, 14*256); 1294 return 0; 1295 } 1296 else 1297 return ENXIO; 1298 1299 case PIO_FONT8x16: /* set 8x16 dot font */ 1300 if (!ISFONTAVAIL(sc->adp->va_flags)) 1301 return ENXIO; 1302 bcopy(data, sc->font_16, 16*256); 1303 sc->fonts_loaded |= FONT_16; 1304 /* 1305 * FONT KLUDGE 1306 * Always use the font page #0. XXX 1307 * Don't load if the current font size is not 8x16. 1308 */ 1309 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1310 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1311 return 0; 1312 1313 case GIO_FONT8x16: /* get 8x16 dot font */ 1314 if (!ISFONTAVAIL(sc->adp->va_flags)) 1315 return ENXIO; 1316 if (sc->fonts_loaded & FONT_16) { 1317 bcopy(sc->font_16, data, 16*256); 1318 return 0; 1319 } 1320 else 1321 return ENXIO; 1322 1323 #endif /* SC_NO_FONT_LOADING */ 1324 1325 default: 1326 break; 1327 } 1328 1329 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, td); 1330 if (error != ENOIOCTL) 1331 return(error); 1332 error = ttioctl(tp, cmd, data, flag); 1333 if (error != ENOIOCTL) 1334 return(error); 1335 return(ENOTTY); 1336 } 1337 1338 static void 1339 scstart(struct tty *tp) 1340 { 1341 struct clist *rbp; 1342 int s, len; 1343 u_char buf[PCBURST]; 1344 scr_stat *scp = SC_STAT(tp->t_dev); 1345 1346 if (scp->status & SLKED || scp->sc->blink_in_progress) 1347 return; 1348 s = spltty(); 1349 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1350 tp->t_state |= TS_BUSY; 1351 rbp = &tp->t_outq; 1352 while (rbp->c_cc) { 1353 len = q_to_b(rbp, buf, PCBURST); 1354 splx(s); 1355 sc_puts(scp, buf, len); 1356 s = spltty(); 1357 } 1358 tp->t_state &= ~TS_BUSY; 1359 ttwwakeup(tp); 1360 } 1361 splx(s); 1362 } 1363 1364 static void 1365 sccnprobe(struct consdev *cp) 1366 { 1367 #if __i386__ || __ia64__ 1368 int unit; 1369 int flags; 1370 1371 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1372 1373 /* a video card is always required */ 1374 if (!scvidprobe(unit, flags, TRUE)) 1375 cp->cn_pri = CN_DEAD; 1376 1377 /* syscons will become console even when there is no keyboard */ 1378 sckbdprobe(unit, flags, TRUE); 1379 1380 if (cp->cn_pri == CN_DEAD) 1381 return; 1382 1383 /* initialize required fields */ 1384 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLECTL); 1385 #endif /* __i386__ || __ia64__ */ 1386 1387 #if __alpha__ 1388 /* 1389 * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() 1390 * interface to install the console. Always return CN_DEAD from 1391 * here. 1392 */ 1393 cp->cn_pri = CN_DEAD; 1394 #endif /* __alpha__ */ 1395 } 1396 1397 static void 1398 sccninit(struct consdev *cp) 1399 { 1400 #if __i386__ || __ia64__ 1401 int unit; 1402 int flags; 1403 1404 sc_get_cons_priority(&unit, &flags); 1405 scinit(unit, flags | SC_KERNEL_CONSOLE); 1406 sc_console_unit = unit; 1407 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1408 #endif /* __i386__ */ 1409 1410 #if __alpha__ 1411 /* SHOULDN'T REACH HERE */ 1412 #endif /* __alpha__ */ 1413 } 1414 1415 static void 1416 sccnterm(struct consdev *cp) 1417 { 1418 /* we are not the kernel console any more, release everything */ 1419 1420 if (sc_console_unit < 0) 1421 return; /* shouldn't happen */ 1422 1423 #if __i386__ || __ia64__ 1424 #if 0 /* XXX */ 1425 sc_clear_screen(sc_console); 1426 sccnupdate(sc_console); 1427 #endif 1428 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1429 sc_console_unit = -1; 1430 sc_console = NULL; 1431 #endif /* __i386__ */ 1432 1433 #if __alpha__ 1434 /* do nothing XXX */ 1435 #endif /* __alpha__ */ 1436 } 1437 1438 #ifdef __alpha__ 1439 1440 void 1441 sccnattach(void) 1442 { 1443 static struct consdev consdev; 1444 int unit; 1445 int flags; 1446 1447 bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); 1448 consdev.cn_pri = sc_get_cons_priority(&unit, &flags); 1449 1450 /* a video card is always required */ 1451 if (!scvidprobe(unit, flags, TRUE)) 1452 consdev.cn_pri = CN_DEAD; 1453 1454 /* alpha doesn't allow the console being without a keyboard... Why? */ 1455 if (!sckbdprobe(unit, flags, TRUE)) 1456 consdev.cn_pri = CN_DEAD; 1457 1458 if (consdev.cn_pri == CN_DEAD) 1459 return; 1460 1461 scinit(unit, flags | SC_KERNEL_CONSOLE); 1462 sc_console_unit = unit; 1463 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1464 consdev.cn_dev = makedev(CDEV_MAJOR, 0); 1465 cnadd(&consdev); 1466 } 1467 1468 #endif /* __alpha__ */ 1469 1470 static void 1471 sccnputc(struct consdev *cd, int c) 1472 { 1473 u_char buf[1]; 1474 scr_stat *scp = sc_console; 1475 void *save; 1476 #ifndef SC_NO_HISTORY 1477 struct tty *tp; 1478 #endif /* !SC_NO_HISTORY */ 1479 int s; 1480 1481 /* assert(sc_console != NULL) */ 1482 1483 #ifndef SC_NO_HISTORY 1484 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1485 scp->status &= ~SLKED; 1486 update_kbd_state(scp, scp->status, SLKED); 1487 if (scp->status & BUFFER_SAVED) { 1488 if (!sc_hist_restore(scp)) 1489 sc_remove_cutmarking(scp); 1490 scp->status &= ~BUFFER_SAVED; 1491 scp->status |= CURSOR_ENABLED; 1492 sc_draw_cursor_image(scp); 1493 } 1494 tp = VIRTUAL_TTY(scp->sc, scp->index); 1495 if (ISTTYOPEN(tp)) 1496 scstart(tp); 1497 } 1498 #endif /* !SC_NO_HISTORY */ 1499 1500 save = scp->ts; 1501 if (kernel_console_ts != NULL) 1502 scp->ts = kernel_console_ts; 1503 buf[0] = c; 1504 sc_puts(scp, buf, 1); 1505 scp->ts = save; 1506 1507 s = spltty(); /* block sckbdevent and scrn_timer */ 1508 sccnupdate(scp); 1509 splx(s); 1510 } 1511 1512 static int 1513 sccngetc(struct consdev *cd) 1514 { 1515 return sccngetch(0); 1516 } 1517 1518 static int 1519 sccncheckc(struct consdev *cd) 1520 { 1521 return sccngetch(SCGETC_NONBLOCK); 1522 } 1523 1524 static void 1525 sccndbctl(struct consdev *cd, int on) 1526 { 1527 /* assert(sc_console_unit >= 0) */ 1528 /* try to switch to the kernel console screen */ 1529 if (on && debugger == 0) { 1530 /* 1531 * TRY to make sure the screen saver is stopped, 1532 * and the screen is updated before switching to 1533 * the vty0. 1534 */ 1535 scrn_timer(NULL); 1536 if (!cold 1537 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1538 && sc_console->smode.mode == VT_AUTO) { 1539 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1540 ++debugger; /* XXX */ 1541 sc_switch_scr(sc_console->sc, sc_console->index); 1542 --debugger; /* XXX */ 1543 } 1544 } 1545 if (on) 1546 ++debugger; 1547 else 1548 --debugger; 1549 } 1550 1551 static int 1552 sccngetch(int flags) 1553 { 1554 static struct fkeytab fkey; 1555 static int fkeycp; 1556 scr_stat *scp; 1557 u_char *p; 1558 int cur_mode; 1559 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1560 int c; 1561 1562 /* assert(sc_console != NULL) */ 1563 1564 /* 1565 * Stop the screen saver and update the screen if necessary. 1566 * What if we have been running in the screen saver code... XXX 1567 */ 1568 sc_touch_scrn_saver(); 1569 scp = sc_console->sc->cur_scp; /* XXX */ 1570 sccnupdate(scp); 1571 1572 if (fkeycp < fkey.len) { 1573 splx(s); 1574 return fkey.str[fkeycp++]; 1575 } 1576 1577 if (scp->sc->kbd == NULL) { 1578 splx(s); 1579 return -1; 1580 } 1581 1582 /* 1583 * Make sure the keyboard is accessible even when the kbd device 1584 * driver is disabled. 1585 */ 1586 kbd_enable(scp->sc->kbd); 1587 1588 /* we shall always use the keyboard in the XLATE mode here */ 1589 cur_mode = scp->kbd_mode; 1590 scp->kbd_mode = K_XLATE; 1591 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1592 1593 kbd_poll(scp->sc->kbd, TRUE); 1594 c = scgetc(scp->sc, SCGETC_CN | flags); 1595 kbd_poll(scp->sc->kbd, FALSE); 1596 1597 scp->kbd_mode = cur_mode; 1598 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1599 kbd_disable(scp->sc->kbd); 1600 splx(s); 1601 1602 switch (KEYFLAGS(c)) { 1603 case 0: /* normal char */ 1604 return KEYCHAR(c); 1605 case FKEY: /* function key */ 1606 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1607 fkey.len = fkeycp; 1608 if ((p != NULL) && (fkey.len > 0)) { 1609 bcopy(p, fkey.str, fkey.len); 1610 fkeycp = 1; 1611 return fkey.str[0]; 1612 } 1613 return c; /* XXX */ 1614 case NOKEY: 1615 case ERRKEY: 1616 default: 1617 return -1; 1618 } 1619 /* NOT REACHED */ 1620 } 1621 1622 static void 1623 sccnupdate(scr_stat *scp) 1624 { 1625 /* this is a cut-down version of scrn_timer()... */ 1626 1627 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1628 return; 1629 1630 if (debugger > 0 || panicstr || shutdown_in_progress) { 1631 sc_touch_scrn_saver(); 1632 } else if (scp != scp->sc->cur_scp) { 1633 return; 1634 } 1635 1636 if (!run_scrn_saver) 1637 scp->sc->flags &= ~SC_SCRN_IDLE; 1638 #ifdef DEV_SPLASH 1639 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1640 if (scp->sc->flags & SC_SCRN_BLANKED) 1641 stop_scrn_saver(scp->sc, current_saver); 1642 #endif 1643 1644 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1645 || scp->sc->switch_in_progress) 1646 return; 1647 /* 1648 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1649 * when write_in_progress is non-zero. XXX 1650 */ 1651 1652 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1653 scrn_update(scp, TRUE); 1654 } 1655 1656 static void 1657 scrn_timer(void *arg) 1658 { 1659 static int kbd_interval = 0; 1660 struct timeval tv; 1661 sc_softc_t *sc; 1662 scr_stat *scp; 1663 int again; 1664 int s; 1665 1666 again = (arg != NULL); 1667 if (arg != NULL) 1668 sc = (sc_softc_t *)arg; 1669 else if (sc_console != NULL) 1670 sc = sc_console->sc; 1671 else 1672 return; 1673 1674 /* don't do anything when we are performing some I/O operations */ 1675 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1676 if (again) 1677 timeout(scrn_timer, sc, hz / 10); 1678 return; 1679 } 1680 s = spltty(); 1681 1682 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1683 /* try to allocate a keyboard automatically */ 1684 if (++kbd_interval >= 25) { 1685 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1686 sckbdevent, sc); 1687 if (sc->keyboard >= 0) { 1688 sc->kbd = kbd_get_keyboard(sc->keyboard); 1689 kbd_ioctl(sc->kbd, KDSKBMODE, 1690 (caddr_t)&sc->cur_scp->kbd_mode); 1691 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1692 LOCK_MASK); 1693 } 1694 kbd_interval = 0; 1695 } 1696 } 1697 1698 /* find the vty to update */ 1699 scp = sc->cur_scp; 1700 1701 /* should we stop the screen saver? */ 1702 getmicrouptime(&tv); 1703 if (debugger > 0 || panicstr || shutdown_in_progress) 1704 sc_touch_scrn_saver(); 1705 if (run_scrn_saver) { 1706 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1707 sc->flags |= SC_SCRN_IDLE; 1708 else 1709 sc->flags &= ~SC_SCRN_IDLE; 1710 } else { 1711 sc->scrn_time_stamp = tv.tv_sec; 1712 sc->flags &= ~SC_SCRN_IDLE; 1713 if (scrn_blank_time > 0) 1714 run_scrn_saver = TRUE; 1715 } 1716 #ifdef DEV_SPLASH 1717 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1718 if (sc->flags & SC_SCRN_BLANKED) 1719 stop_scrn_saver(sc, current_saver); 1720 #endif 1721 1722 /* should we just return ? */ 1723 if (sc->blink_in_progress || sc->switch_in_progress 1724 || sc->write_in_progress) { 1725 if (again) 1726 timeout(scrn_timer, sc, hz / 10); 1727 splx(s); 1728 return; 1729 } 1730 1731 /* Update the screen */ 1732 scp = sc->cur_scp; /* cur_scp may have changed... */ 1733 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1734 scrn_update(scp, TRUE); 1735 1736 #ifdef DEV_SPLASH 1737 /* should we activate the screen saver? */ 1738 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1739 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1740 (*current_saver)(sc, TRUE); 1741 #endif 1742 1743 if (again) 1744 timeout(scrn_timer, sc, hz / 25); 1745 splx(s); 1746 } 1747 1748 static int 1749 and_region(int *s1, int *e1, int s2, int e2) 1750 { 1751 if (*e1 < s2 || e2 < *s1) 1752 return FALSE; 1753 *s1 = imax(*s1, s2); 1754 *e1 = imin(*e1, e2); 1755 return TRUE; 1756 } 1757 1758 static void 1759 scrn_update(scr_stat *scp, int show_cursor) 1760 { 1761 int start; 1762 int end; 1763 int s; 1764 int e; 1765 1766 /* assert(scp == scp->sc->cur_scp) */ 1767 1768 ++scp->sc->videoio_in_progress; 1769 1770 #ifndef SC_NO_CUTPASTE 1771 /* remove the previous mouse pointer image if necessary */ 1772 if (scp->status & MOUSE_VISIBLE) { 1773 s = scp->mouse_pos; 1774 e = scp->mouse_pos + scp->xsize + 1; 1775 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1776 || and_region(&s, &e, scp->start, scp->end) 1777 || ((scp->status & CURSOR_ENABLED) && 1778 (scp->cursor_pos != scp->cursor_oldpos) && 1779 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1780 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1781 sc_remove_mouse_image(scp); 1782 if (scp->end >= scp->xsize*scp->ysize) 1783 scp->end = scp->xsize*scp->ysize - 1; 1784 } 1785 } 1786 #endif /* !SC_NO_CUTPASTE */ 1787 1788 #if 1 1789 /* debug: XXX */ 1790 if (scp->end >= scp->xsize*scp->ysize) { 1791 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1792 scp->end = scp->xsize*scp->ysize - 1; 1793 } 1794 if (scp->start < 0) { 1795 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1796 scp->start = 0; 1797 } 1798 #endif 1799 1800 /* update screen image */ 1801 if (scp->start <= scp->end) { 1802 if (scp->mouse_cut_end >= 0) { 1803 /* there is a marked region for cut & paste */ 1804 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1805 start = scp->mouse_cut_start; 1806 end = scp->mouse_cut_end; 1807 } else { 1808 start = scp->mouse_cut_end; 1809 end = scp->mouse_cut_start - 1; 1810 } 1811 s = start; 1812 e = end; 1813 /* does the cut-mark region overlap with the update region? */ 1814 if (and_region(&s, &e, scp->start, scp->end)) { 1815 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1816 s = 0; 1817 e = start - 1; 1818 if (and_region(&s, &e, scp->start, scp->end)) 1819 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1820 s = end + 1; 1821 e = scp->xsize*scp->ysize - 1; 1822 if (and_region(&s, &e, scp->start, scp->end)) 1823 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1824 } else { 1825 (*scp->rndr->draw)(scp, scp->start, 1826 scp->end - scp->start + 1, FALSE); 1827 } 1828 } else { 1829 (*scp->rndr->draw)(scp, scp->start, 1830 scp->end - scp->start + 1, FALSE); 1831 } 1832 } 1833 1834 /* we are not to show the cursor and the mouse pointer... */ 1835 if (!show_cursor) { 1836 scp->end = 0; 1837 scp->start = scp->xsize*scp->ysize - 1; 1838 --scp->sc->videoio_in_progress; 1839 return; 1840 } 1841 1842 /* update cursor image */ 1843 if (scp->status & CURSOR_ENABLED) { 1844 s = scp->start; 1845 e = scp->end; 1846 /* did cursor move since last time ? */ 1847 if (scp->cursor_pos != scp->cursor_oldpos) { 1848 /* do we need to remove old cursor image ? */ 1849 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1850 sc_remove_cursor_image(scp); 1851 sc_draw_cursor_image(scp); 1852 } else { 1853 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1854 /* cursor didn't move, but has been overwritten */ 1855 sc_draw_cursor_image(scp); 1856 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1857 /* if it's a blinking cursor, update it */ 1858 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1859 sc_inside_cutmark(scp, 1860 scp->cursor_pos)); 1861 } 1862 } 1863 1864 #ifndef SC_NO_CUTPASTE 1865 /* update "pseudo" mouse pointer image */ 1866 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1867 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1868 scp->status &= ~MOUSE_MOVED; 1869 sc_draw_mouse_image(scp); 1870 } 1871 } 1872 #endif /* SC_NO_CUTPASTE */ 1873 1874 scp->end = 0; 1875 scp->start = scp->xsize*scp->ysize - 1; 1876 1877 --scp->sc->videoio_in_progress; 1878 } 1879 1880 #ifdef DEV_SPLASH 1881 static int 1882 scsplash_callback(int event, void *arg) 1883 { 1884 sc_softc_t *sc; 1885 int error; 1886 1887 sc = (sc_softc_t *)arg; 1888 1889 switch (event) { 1890 case SPLASH_INIT: 1891 if (add_scrn_saver(scsplash_saver) == 0) { 1892 sc->flags &= ~SC_SAVER_FAILED; 1893 run_scrn_saver = TRUE; 1894 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1895 scsplash_stick(TRUE); 1896 (*current_saver)(sc, TRUE); 1897 } 1898 } 1899 return 0; 1900 1901 case SPLASH_TERM: 1902 if (current_saver == scsplash_saver) { 1903 scsplash_stick(FALSE); 1904 error = remove_scrn_saver(scsplash_saver); 1905 if (error) 1906 return error; 1907 } 1908 return 0; 1909 1910 default: 1911 return EINVAL; 1912 } 1913 } 1914 1915 static void 1916 scsplash_saver(sc_softc_t *sc, int show) 1917 { 1918 static int busy = FALSE; 1919 scr_stat *scp; 1920 1921 if (busy) 1922 return; 1923 busy = TRUE; 1924 1925 scp = sc->cur_scp; 1926 if (show) { 1927 if (!(sc->flags & SC_SAVER_FAILED)) { 1928 if (!(sc->flags & SC_SCRN_BLANKED)) 1929 set_scrn_saver_mode(scp, -1, NULL, 0); 1930 switch (splash(sc->adp, TRUE)) { 1931 case 0: /* succeeded */ 1932 break; 1933 case EAGAIN: /* try later */ 1934 restore_scrn_saver_mode(scp, FALSE); 1935 sc_touch_scrn_saver(); /* XXX */ 1936 break; 1937 default: 1938 sc->flags |= SC_SAVER_FAILED; 1939 scsplash_stick(FALSE); 1940 restore_scrn_saver_mode(scp, TRUE); 1941 printf("scsplash_saver(): failed to put up the image\n"); 1942 break; 1943 } 1944 } 1945 } else if (!sticky_splash) { 1946 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1947 restore_scrn_saver_mode(scp, TRUE); 1948 } 1949 busy = FALSE; 1950 } 1951 1952 static int 1953 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1954 { 1955 #if 0 1956 int error; 1957 1958 if (current_saver != none_saver) { 1959 error = remove_scrn_saver(current_saver); 1960 if (error) 1961 return error; 1962 } 1963 #endif 1964 if (current_saver != none_saver) 1965 return EBUSY; 1966 1967 run_scrn_saver = FALSE; 1968 saver_mode = CONS_LKM_SAVER; 1969 current_saver = this_saver; 1970 return 0; 1971 } 1972 1973 static int 1974 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1975 { 1976 if (current_saver != this_saver) 1977 return EINVAL; 1978 1979 #if 0 1980 /* 1981 * In order to prevent `current_saver' from being called by 1982 * the timeout routine `scrn_timer()' while we manipulate 1983 * the saver list, we shall set `current_saver' to `none_saver' 1984 * before stopping the current saver, rather than blocking by `splXX()'. 1985 */ 1986 current_saver = none_saver; 1987 if (scrn_blanked) 1988 stop_scrn_saver(this_saver); 1989 #endif 1990 1991 /* unblank all blanked screens */ 1992 wait_scrn_saver_stop(NULL); 1993 if (scrn_blanked) 1994 return EBUSY; 1995 1996 current_saver = none_saver; 1997 return 0; 1998 } 1999 2000 static int 2001 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2002 { 2003 int s; 2004 2005 /* assert(scp == scp->sc->cur_scp) */ 2006 s = spltty(); 2007 if (!ISGRAPHSC(scp)) 2008 sc_remove_cursor_image(scp); 2009 scp->splash_save_mode = scp->mode; 2010 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2011 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2012 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2013 scp->sc->flags |= SC_SCRN_BLANKED; 2014 ++scrn_blanked; 2015 splx(s); 2016 if (mode < 0) 2017 return 0; 2018 scp->mode = mode; 2019 if (set_mode(scp) == 0) { 2020 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2021 scp->status |= GRAPHICS_MODE; 2022 #ifndef SC_NO_PALETTE_LOADING 2023 if (pal != NULL) 2024 load_palette(scp->sc->adp, pal); 2025 #endif 2026 sc_set_border(scp, border); 2027 return 0; 2028 } else { 2029 s = spltty(); 2030 scp->mode = scp->splash_save_mode; 2031 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2032 scp->status |= scp->splash_save_status; 2033 splx(s); 2034 return 1; 2035 } 2036 } 2037 2038 static int 2039 restore_scrn_saver_mode(scr_stat *scp, int changemode) 2040 { 2041 int mode; 2042 int status; 2043 int s; 2044 2045 /* assert(scp == scp->sc->cur_scp) */ 2046 s = spltty(); 2047 mode = scp->mode; 2048 status = scp->status; 2049 scp->mode = scp->splash_save_mode; 2050 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2051 scp->status |= scp->splash_save_status; 2052 scp->sc->flags &= ~SC_SCRN_BLANKED; 2053 if (!changemode) { 2054 if (!ISGRAPHSC(scp)) 2055 sc_draw_cursor_image(scp); 2056 --scrn_blanked; 2057 splx(s); 2058 return 0; 2059 } 2060 if (set_mode(scp) == 0) { 2061 #ifndef SC_NO_PALETTE_LOADING 2062 load_palette(scp->sc->adp, scp->sc->palette); 2063 #endif 2064 --scrn_blanked; 2065 splx(s); 2066 return 0; 2067 } else { 2068 scp->mode = mode; 2069 scp->status = status; 2070 splx(s); 2071 return 1; 2072 } 2073 } 2074 2075 static void 2076 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2077 { 2078 (*saver)(sc, FALSE); 2079 run_scrn_saver = FALSE; 2080 /* the screen saver may have chosen not to stop after all... */ 2081 if (sc->flags & SC_SCRN_BLANKED) 2082 return; 2083 2084 mark_all(sc->cur_scp); 2085 if (sc->delayed_next_scr) 2086 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2087 if (debugger == 0) 2088 wakeup((caddr_t)&scrn_blanked); 2089 } 2090 2091 static int 2092 wait_scrn_saver_stop(sc_softc_t *sc) 2093 { 2094 int error = 0; 2095 2096 while (scrn_blanked > 0) { 2097 run_scrn_saver = FALSE; 2098 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2099 error = 0; 2100 break; 2101 } 2102 error = tsleep((caddr_t)&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2103 if ((error != 0) && (error != ERESTART)) 2104 break; 2105 } 2106 run_scrn_saver = FALSE; 2107 return error; 2108 } 2109 #endif /* DEV_SPLASH */ 2110 2111 void 2112 sc_touch_scrn_saver(void) 2113 { 2114 scsplash_stick(FALSE); 2115 run_scrn_saver = FALSE; 2116 } 2117 2118 int 2119 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2120 { 2121 scr_stat *cur_scp; 2122 struct tty *tp; 2123 struct proc *p; 2124 int s; 2125 2126 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2127 2128 /* prevent switch if previously requested */ 2129 if (sc->flags & SC_SCRN_VTYLOCK) { 2130 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2131 sc->cur_scp->bell_duration); 2132 return EPERM; 2133 } 2134 2135 /* delay switch if the screen is blanked or being updated */ 2136 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2137 || sc->blink_in_progress || sc->videoio_in_progress) { 2138 sc->delayed_next_scr = next_scr + 1; 2139 sc_touch_scrn_saver(); 2140 DPRINTF(5, ("switch delayed\n")); 2141 return 0; 2142 } 2143 2144 s = spltty(); 2145 cur_scp = sc->cur_scp; 2146 2147 /* we are in the middle of the vty switching process... */ 2148 if (sc->switch_in_progress 2149 && (cur_scp->smode.mode == VT_PROCESS) 2150 && cur_scp->proc) { 2151 p = pfind(cur_scp->pid); 2152 if (cur_scp->proc != p) { 2153 if (p) 2154 PROC_UNLOCK(p); 2155 /* 2156 * The controlling process has died!!. Do some clean up. 2157 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2158 * are not reset here yet; they will be cleared later. 2159 */ 2160 DPRINTF(5, ("cur_scp controlling process %d died, ", 2161 cur_scp->pid)); 2162 if (cur_scp->status & SWITCH_WAIT_REL) { 2163 /* 2164 * Force the previous switch to finish, but return now 2165 * with error. 2166 */ 2167 DPRINTF(5, ("reset WAIT_REL, ")); 2168 finish_vt_rel(cur_scp, TRUE, &s); 2169 splx(s); 2170 DPRINTF(5, ("finishing previous switch\n")); 2171 return EINVAL; 2172 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2173 /* let's assume screen switch has been completed. */ 2174 DPRINTF(5, ("reset WAIT_ACQ, ")); 2175 finish_vt_acq(cur_scp); 2176 } else { 2177 /* 2178 * We are in between screen release and acquisition, and 2179 * reached here via scgetc() or scrn_timer() which has 2180 * interrupted exchange_scr(). Don't do anything stupid. 2181 */ 2182 DPRINTF(5, ("waiting nothing, ")); 2183 } 2184 } else { 2185 if (p) 2186 PROC_UNLOCK(p); 2187 /* 2188 * The controlling process is alive, but not responding... 2189 * It is either buggy or it may be just taking time. 2190 * The following code is a gross kludge to cope with this 2191 * problem for which there is no clean solution. XXX 2192 */ 2193 if (cur_scp->status & SWITCH_WAIT_REL) { 2194 switch (sc->switch_in_progress++) { 2195 case 1: 2196 break; 2197 case 2: 2198 DPRINTF(5, ("sending relsig again, ")); 2199 signal_vt_rel(cur_scp); 2200 break; 2201 case 3: 2202 break; 2203 case 4: 2204 default: 2205 /* 2206 * Act as if the controlling program returned 2207 * VT_FALSE. 2208 */ 2209 DPRINTF(5, ("force reset WAIT_REL, ")); 2210 finish_vt_rel(cur_scp, FALSE, &s); 2211 splx(s); 2212 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2213 return EINVAL; 2214 } 2215 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2216 switch (sc->switch_in_progress++) { 2217 case 1: 2218 break; 2219 case 2: 2220 DPRINTF(5, ("sending acqsig again, ")); 2221 signal_vt_acq(cur_scp); 2222 break; 2223 case 3: 2224 break; 2225 case 4: 2226 default: 2227 /* clear the flag and finish the previous switch */ 2228 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2229 finish_vt_acq(cur_scp); 2230 break; 2231 } 2232 } 2233 } 2234 } 2235 2236 /* 2237 * Return error if an invalid argument is given, or vty switch 2238 * is still in progress. 2239 */ 2240 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2241 || sc->switch_in_progress) { 2242 splx(s); 2243 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2244 DPRINTF(5, ("error 1\n")); 2245 return EINVAL; 2246 } 2247 2248 /* 2249 * Don't allow switching away from the graphics mode vty 2250 * if the switch mode is VT_AUTO, unless the next vty is the same 2251 * as the current or the current vty has been closed (but showing). 2252 */ 2253 tp = VIRTUAL_TTY(sc, cur_scp->index); 2254 if ((cur_scp->index != next_scr) 2255 && ISTTYOPEN(tp) 2256 && (cur_scp->smode.mode == VT_AUTO) 2257 && ISGRAPHSC(cur_scp)) { 2258 splx(s); 2259 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2260 DPRINTF(5, ("error, graphics mode\n")); 2261 return EINVAL; 2262 } 2263 2264 /* 2265 * Is the wanted vty open? Don't allow switching to a closed vty. 2266 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2267 * Note that we always allow the user to switch to the kernel 2268 * console even if it is closed. 2269 */ 2270 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2271 tp = VIRTUAL_TTY(sc, next_scr); 2272 if (!ISTTYOPEN(tp)) { 2273 splx(s); 2274 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2275 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2276 return EINVAL; 2277 } 2278 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2279 splx(s); 2280 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2281 return EINVAL; 2282 } 2283 } 2284 2285 /* this is the start of vty switching process... */ 2286 ++sc->switch_in_progress; 2287 sc->delayed_next_scr = 0; 2288 sc->old_scp = cur_scp; 2289 sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); 2290 if (sc->new_scp == sc->old_scp) { 2291 sc->switch_in_progress = 0; 2292 /* 2293 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2294 * sched_lock is in an in-between state, e.g., when we stop at 2295 * a breakpoint at fork_exit. It has always been wrong to call 2296 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2297 * is supposed to be locked by splhigh(), but the debugger may 2298 * be invoked at splhigh(). 2299 */ 2300 if (debugger == 0) 2301 wakeup((caddr_t)&sc->new_scp->smode); 2302 splx(s); 2303 DPRINTF(5, ("switch done (new == old)\n")); 2304 return 0; 2305 } 2306 2307 /* has controlling process died? */ 2308 vt_proc_alive(sc->old_scp); 2309 vt_proc_alive(sc->new_scp); 2310 2311 /* wait for the controlling process to release the screen, if necessary */ 2312 if (signal_vt_rel(sc->old_scp)) { 2313 splx(s); 2314 return 0; 2315 } 2316 2317 /* go set up the new vty screen */ 2318 splx(s); 2319 exchange_scr(sc); 2320 s = spltty(); 2321 2322 /* wake up processes waiting for this vty */ 2323 if (debugger == 0) 2324 wakeup((caddr_t)&sc->cur_scp->smode); 2325 2326 /* wait for the controlling process to acknowledge, if necessary */ 2327 if (signal_vt_acq(sc->cur_scp)) { 2328 splx(s); 2329 return 0; 2330 } 2331 2332 sc->switch_in_progress = 0; 2333 if (sc->unit == sc_console_unit) 2334 cons_unavail = FALSE; 2335 splx(s); 2336 DPRINTF(5, ("switch done\n")); 2337 2338 return 0; 2339 } 2340 2341 static int 2342 do_switch_scr(sc_softc_t *sc, int s) 2343 { 2344 vt_proc_alive(sc->new_scp); 2345 2346 splx(s); 2347 exchange_scr(sc); 2348 s = spltty(); 2349 /* sc->cur_scp == sc->new_scp */ 2350 wakeup((caddr_t)&sc->cur_scp->smode); 2351 2352 /* wait for the controlling process to acknowledge, if necessary */ 2353 if (!signal_vt_acq(sc->cur_scp)) { 2354 sc->switch_in_progress = 0; 2355 if (sc->unit == sc_console_unit) 2356 cons_unavail = FALSE; 2357 } 2358 2359 return s; 2360 } 2361 2362 static int 2363 vt_proc_alive(scr_stat *scp) 2364 { 2365 struct proc *p; 2366 2367 if (scp->proc) { 2368 if ((p = pfind(scp->pid)) != NULL) 2369 PROC_UNLOCK(p); 2370 if (scp->proc == p) 2371 return TRUE; 2372 scp->proc = NULL; 2373 scp->smode.mode = VT_AUTO; 2374 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2375 } 2376 return FALSE; 2377 } 2378 2379 static int 2380 signal_vt_rel(scr_stat *scp) 2381 { 2382 if (scp->smode.mode != VT_PROCESS) 2383 return FALSE; 2384 scp->status |= SWITCH_WAIT_REL; 2385 PROC_LOCK(scp->proc); 2386 psignal(scp->proc, scp->smode.relsig); 2387 PROC_UNLOCK(scp->proc); 2388 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2389 return TRUE; 2390 } 2391 2392 static int 2393 signal_vt_acq(scr_stat *scp) 2394 { 2395 if (scp->smode.mode != VT_PROCESS) 2396 return FALSE; 2397 if (scp->sc->unit == sc_console_unit) 2398 cons_unavail = TRUE; 2399 scp->status |= SWITCH_WAIT_ACQ; 2400 PROC_LOCK(scp->proc); 2401 psignal(scp->proc, scp->smode.acqsig); 2402 PROC_UNLOCK(scp->proc); 2403 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2404 return TRUE; 2405 } 2406 2407 static int 2408 finish_vt_rel(scr_stat *scp, int release, int *s) 2409 { 2410 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2411 scp->status &= ~SWITCH_WAIT_REL; 2412 if (release) 2413 *s = do_switch_scr(scp->sc, *s); 2414 else 2415 scp->sc->switch_in_progress = 0; 2416 return 0; 2417 } 2418 return EINVAL; 2419 } 2420 2421 static int 2422 finish_vt_acq(scr_stat *scp) 2423 { 2424 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2425 scp->status &= ~SWITCH_WAIT_ACQ; 2426 scp->sc->switch_in_progress = 0; 2427 return 0; 2428 } 2429 return EINVAL; 2430 } 2431 2432 static void 2433 exchange_scr(sc_softc_t *sc) 2434 { 2435 scr_stat *scp; 2436 2437 /* save the current state of video and keyboard */ 2438 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2439 if (!ISGRAPHSC(sc->old_scp)) 2440 sc_remove_cursor_image(sc->old_scp); 2441 if (sc->old_scp->kbd_mode == K_XLATE) 2442 save_kbd_state(sc->old_scp); 2443 2444 /* set up the video for the new screen */ 2445 scp = sc->cur_scp = sc->new_scp; 2446 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2447 set_mode(scp); 2448 else 2449 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2450 (void *)sc->adp->va_window, FALSE); 2451 scp->status |= MOUSE_HIDDEN; 2452 sc_move_cursor(scp, scp->xpos, scp->ypos); 2453 if (!ISGRAPHSC(scp)) 2454 sc_set_cursor_image(scp); 2455 #ifndef SC_NO_PALETTE_LOADING 2456 if (ISGRAPHSC(sc->old_scp)) 2457 load_palette(sc->adp, sc->palette); 2458 #endif 2459 sc_set_border(scp, scp->border); 2460 2461 /* set up the keyboard for the new screen */ 2462 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2463 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2464 update_kbd_state(scp, scp->status, LOCK_MASK); 2465 2466 mark_all(scp); 2467 } 2468 2469 void 2470 sc_puts(scr_stat *scp, u_char *buf, int len) 2471 { 2472 #ifdef DEV_SPLASH 2473 /* make screensaver happy */ 2474 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2475 run_scrn_saver = FALSE; 2476 #endif 2477 2478 if (scp->tsw) 2479 (*scp->tsw->te_puts)(scp, buf, len); 2480 2481 if (scp->sc->delayed_next_scr) 2482 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2483 } 2484 2485 void 2486 sc_draw_cursor_image(scr_stat *scp) 2487 { 2488 /* assert(scp == scp->sc->cur_scp); */ 2489 ++scp->sc->videoio_in_progress; 2490 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2491 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2492 sc_inside_cutmark(scp, scp->cursor_pos)); 2493 scp->cursor_oldpos = scp->cursor_pos; 2494 --scp->sc->videoio_in_progress; 2495 } 2496 2497 void 2498 sc_remove_cursor_image(scr_stat *scp) 2499 { 2500 /* assert(scp == scp->sc->cur_scp); */ 2501 ++scp->sc->videoio_in_progress; 2502 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2503 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2504 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2505 --scp->sc->videoio_in_progress; 2506 } 2507 2508 static void 2509 update_cursor_image(scr_stat *scp) 2510 { 2511 /* assert(scp == scp->sc->cur_scp); */ 2512 sc_remove_cursor_image(scp); 2513 sc_set_cursor_image(scp); 2514 sc_draw_cursor_image(scp); 2515 } 2516 2517 void 2518 sc_set_cursor_image(scr_stat *scp) 2519 { 2520 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2521 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2522 /* hidden cursor is internally represented as zero-height underline */ 2523 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2524 scp->curs_attr.base = scp->curs_attr.height = 0; 2525 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2526 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2527 scp->font_size - 1); 2528 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2529 scp->font_size - scp->curs_attr.base); 2530 } else { /* block cursor */ 2531 scp->curs_attr.base = 0; 2532 scp->curs_attr.height = scp->font_size; 2533 } 2534 2535 /* assert(scp == scp->sc->cur_scp); */ 2536 ++scp->sc->videoio_in_progress; 2537 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2538 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2539 --scp->sc->videoio_in_progress; 2540 } 2541 2542 static void 2543 change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2544 { 2545 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2546 sc_remove_cursor_image(scp); 2547 2548 if (base >= 0) 2549 scp->curr_curs_attr.base = base; 2550 if (height >= 0) 2551 scp->curr_curs_attr.height = height; 2552 if (flags & CONS_RESET_CURSOR) 2553 scp->curr_curs_attr = scp->dflt_curs_attr; 2554 else 2555 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2556 2557 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2558 sc_set_cursor_image(scp); 2559 sc_draw_cursor_image(scp); 2560 } 2561 } 2562 2563 void 2564 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2565 { 2566 sc_softc_t *sc; 2567 dev_t dev; 2568 int s; 2569 int i; 2570 2571 s = spltty(); 2572 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2573 /* local (per vty) change */ 2574 change_cursor_shape(scp, flags, base, height); 2575 splx(s); 2576 return; 2577 } 2578 2579 /* global change */ 2580 sc = scp->sc; 2581 if (base >= 0) 2582 sc->curs_attr.base = base; 2583 if (height >= 0) 2584 sc->curs_attr.height = height; 2585 if (flags != -1) { 2586 if (flags & CONS_RESET_CURSOR) 2587 sc->curs_attr = sc->dflt_curs_attr; 2588 else 2589 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2590 } 2591 2592 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2593 if ((dev = SC_DEV(sc, i)) == NODEV) 2594 continue; 2595 if ((scp = SC_STAT(dev)) == NULL) 2596 continue; 2597 scp->dflt_curs_attr = sc->curs_attr; 2598 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2599 } 2600 splx(s); 2601 } 2602 2603 static void 2604 scinit(int unit, int flags) 2605 { 2606 /* 2607 * When syscons is being initialized as the kernel console, malloc() 2608 * is not yet functional, because various kernel structures has not been 2609 * fully initialized yet. Therefore, we need to declare the following 2610 * static buffers for the console. This is less than ideal, 2611 * but is necessry evil for the time being. XXX 2612 */ 2613 static scr_stat main_console; 2614 static dev_t main_devs[MAXCONS]; 2615 static struct tty main_tty; 2616 static u_short sc_buffer[ROW*COL]; /* XXX */ 2617 #ifndef SC_NO_FONT_LOADING 2618 static u_char font_8[256*8]; 2619 static u_char font_14[256*14]; 2620 static u_char font_16[256*16]; 2621 #endif 2622 2623 sc_softc_t *sc; 2624 scr_stat *scp; 2625 video_adapter_t *adp; 2626 int col; 2627 int row; 2628 int i; 2629 2630 /* one time initialization */ 2631 if (init_done == COLD) 2632 sc_get_bios_values(&bios_value); 2633 init_done = WARM; 2634 2635 /* 2636 * Allocate resources. Even if we are being called for the second 2637 * time, we must allocate them again, because they might have 2638 * disappeared... 2639 */ 2640 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2641 adp = NULL; 2642 if (sc->adapter >= 0) { 2643 vid_release(sc->adp, (void *)&sc->adapter); 2644 adp = sc->adp; 2645 sc->adp = NULL; 2646 } 2647 if (sc->keyboard >= 0) { 2648 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2649 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2650 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2651 if (sc->kbd != NULL) { 2652 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2653 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2654 } 2655 sc->kbd = NULL; 2656 } 2657 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2658 sc->adp = vid_get_adapter(sc->adapter); 2659 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2660 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2661 sckbdevent, sc); 2662 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2663 sc->kbd = kbd_get_keyboard(sc->keyboard); 2664 if (sc->kbd != NULL) { 2665 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2666 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2667 } 2668 2669 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2670 2671 sc->initial_mode = sc->adp->va_initial_mode; 2672 2673 #ifndef SC_NO_FONT_LOADING 2674 if (flags & SC_KERNEL_CONSOLE) { 2675 sc->font_8 = font_8; 2676 sc->font_14 = font_14; 2677 sc->font_16 = font_16; 2678 } else if (sc->font_8 == NULL) { 2679 /* assert(sc_malloc) */ 2680 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2681 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2682 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2683 } 2684 #endif 2685 2686 /* extract the hardware cursor location and hide the cursor for now */ 2687 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2688 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2689 2690 /* set up the first console */ 2691 sc->first_vty = unit*MAXCONS; 2692 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2693 if (flags & SC_KERNEL_CONSOLE) { 2694 sc->dev = main_devs; 2695 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2696 sc->dev[0]->si_tty = &main_tty; 2697 ttyregister(&main_tty); 2698 scp = &main_console; 2699 init_scp(sc, sc->first_vty, scp); 2700 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2701 (void *)sc_buffer, FALSE); 2702 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2703 sc_init_emulator(scp, "*"); 2704 (*scp->tsw->te_default_attr)(scp, 2705 kernel_default.std_color, 2706 kernel_default.rev_color); 2707 } else { 2708 /* assert(sc_malloc) */ 2709 sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2710 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2711 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2712 scp = alloc_scp(sc, sc->first_vty); 2713 } 2714 SC_STAT(sc->dev[0]) = scp; 2715 sc->cur_scp = scp; 2716 2717 /* copy screen to temporary buffer */ 2718 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2719 (void *)scp->sc->adp->va_window, FALSE); 2720 if (ISTEXTSC(scp)) 2721 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2722 2723 /* move cursors to the initial positions */ 2724 if (col >= scp->xsize) 2725 col = 0; 2726 if (row >= scp->ysize) 2727 row = scp->ysize - 1; 2728 scp->xpos = col; 2729 scp->ypos = row; 2730 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2731 2732 if (bios_value.cursor_end < scp->font_size) 2733 sc->dflt_curs_attr.base = scp->font_size - 2734 bios_value.cursor_end - 1; 2735 else 2736 sc->dflt_curs_attr.base = 0; 2737 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2738 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2739 sc->dflt_curs_attr.flags = 0; 2740 sc->curs_attr = sc->dflt_curs_attr; 2741 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2742 2743 #ifndef SC_NO_SYSMOUSE 2744 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2745 #endif 2746 if (!ISGRAPHSC(scp)) { 2747 sc_set_cursor_image(scp); 2748 sc_draw_cursor_image(scp); 2749 } 2750 2751 /* save font and palette */ 2752 #ifndef SC_NO_FONT_LOADING 2753 sc->fonts_loaded = 0; 2754 if (ISFONTAVAIL(sc->adp->va_flags)) { 2755 #ifdef SC_DFLT_FONT 2756 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2757 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2758 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2759 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2760 if (scp->font_size < 14) { 2761 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2762 } else if (scp->font_size >= 16) { 2763 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2764 } else { 2765 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2766 } 2767 #else /* !SC_DFLT_FONT */ 2768 if (scp->font_size < 14) { 2769 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2770 sc->fonts_loaded = FONT_8; 2771 } else if (scp->font_size >= 16) { 2772 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2773 sc->fonts_loaded = FONT_16; 2774 } else { 2775 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2776 sc->fonts_loaded = FONT_14; 2777 } 2778 #endif /* SC_DFLT_FONT */ 2779 /* FONT KLUDGE: always use the font page #0. XXX */ 2780 sc_show_font(scp, 0); 2781 } 2782 #endif /* !SC_NO_FONT_LOADING */ 2783 2784 #ifndef SC_NO_PALETTE_LOADING 2785 save_palette(sc->adp, sc->palette); 2786 #endif 2787 2788 #ifdef DEV_SPLASH 2789 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 2790 /* we are ready to put up the splash image! */ 2791 splash_init(sc->adp, scsplash_callback, sc); 2792 sc->flags |= SC_SPLASH_SCRN; 2793 } 2794 #endif 2795 } 2796 2797 /* the rest is not necessary, if we have done it once */ 2798 if (sc->flags & SC_INIT_DONE) 2799 return; 2800 2801 /* initialize mapscrn arrays to a one to one map */ 2802 for (i = 0; i < sizeof(sc->scr_map); i++) 2803 sc->scr_map[i] = sc->scr_rmap[i] = i; 2804 2805 sc->flags |= SC_INIT_DONE; 2806 } 2807 2808 #if __i386__ || __ia64__ 2809 static void 2810 scterm(int unit, int flags) 2811 { 2812 sc_softc_t *sc; 2813 scr_stat *scp; 2814 2815 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2816 if (sc == NULL) 2817 return; /* shouldn't happen */ 2818 2819 #ifdef DEV_SPLASH 2820 /* this console is no longer available for the splash screen */ 2821 if (sc->flags & SC_SPLASH_SCRN) { 2822 splash_term(sc->adp); 2823 sc->flags &= ~SC_SPLASH_SCRN; 2824 } 2825 #endif 2826 2827 #if 0 /* XXX */ 2828 /* move the hardware cursor to the upper-left corner */ 2829 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2830 #endif 2831 2832 /* release the keyboard and the video card */ 2833 if (sc->keyboard >= 0) 2834 kbd_release(sc->kbd, &sc->keyboard); 2835 if (sc->adapter >= 0) 2836 vid_release(sc->adp, &sc->adapter); 2837 2838 /* stop the terminal emulator, if any */ 2839 scp = SC_STAT(sc->dev[0]); 2840 if (scp->tsw) 2841 (*scp->tsw->te_term)(scp, &scp->ts); 2842 if (scp->ts != NULL) 2843 free(scp->ts, M_DEVBUF); 2844 2845 /* clear the structure */ 2846 if (!(flags & SC_KERNEL_CONSOLE)) { 2847 /* XXX: We need delete_dev() for this */ 2848 free(sc->dev, M_DEVBUF); 2849 #if 0 2850 /* XXX: We need a ttyunregister for this */ 2851 free(sc->tty, M_DEVBUF); 2852 #endif 2853 #ifndef SC_NO_FONT_LOADING 2854 free(sc->font_8, M_DEVBUF); 2855 free(sc->font_14, M_DEVBUF); 2856 free(sc->font_16, M_DEVBUF); 2857 #endif 2858 /* XXX vtb, history */ 2859 } 2860 bzero(sc, sizeof(*sc)); 2861 sc->keyboard = -1; 2862 sc->adapter = -1; 2863 } 2864 #endif 2865 2866 static void 2867 scshutdown(void *arg, int howto) 2868 { 2869 /* assert(sc_console != NULL) */ 2870 2871 sc_touch_scrn_saver(); 2872 if (!cold && sc_console 2873 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2874 && sc_console->smode.mode == VT_AUTO) 2875 sc_switch_scr(sc_console->sc, sc_console->index); 2876 shutdown_in_progress = TRUE; 2877 } 2878 2879 int 2880 sc_clean_up(scr_stat *scp) 2881 { 2882 #ifdef DEV_SPLASH 2883 int error; 2884 #endif 2885 2886 if (scp->sc->flags & SC_SCRN_BLANKED) { 2887 sc_touch_scrn_saver(); 2888 #ifdef DEV_SPLASH 2889 if ((error = wait_scrn_saver_stop(scp->sc))) 2890 return error; 2891 #endif 2892 } 2893 scp->status |= MOUSE_HIDDEN; 2894 sc_remove_mouse_image(scp); 2895 sc_remove_cutmarking(scp); 2896 return 0; 2897 } 2898 2899 void 2900 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2901 { 2902 sc_vtb_t new; 2903 sc_vtb_t old; 2904 2905 old = scp->vtb; 2906 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2907 if (!discard && (old.vtb_flags & VTB_VALID)) { 2908 /* retain the current cursor position and buffer contants */ 2909 scp->cursor_oldpos = scp->cursor_pos; 2910 /* 2911 * This works only if the old buffer has the same size as or larger 2912 * than the new one. XXX 2913 */ 2914 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2915 scp->vtb = new; 2916 } else { 2917 scp->vtb = new; 2918 sc_vtb_destroy(&old); 2919 } 2920 2921 #ifndef SC_NO_SYSMOUSE 2922 /* move the mouse cursor at the center of the screen */ 2923 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2924 #endif 2925 } 2926 2927 static scr_stat 2928 *alloc_scp(sc_softc_t *sc, int vty) 2929 { 2930 scr_stat *scp; 2931 2932 /* assert(sc_malloc) */ 2933 2934 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2935 init_scp(sc, vty, scp); 2936 2937 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2938 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2939 sc_init_emulator(scp, "*"); 2940 2941 #ifndef SC_NO_CUTPASTE 2942 sc_alloc_cut_buffer(scp, TRUE); 2943 #endif 2944 2945 #ifndef SC_NO_HISTORY 2946 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2947 #endif 2948 2949 return scp; 2950 } 2951 2952 static void 2953 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2954 { 2955 video_info_t info; 2956 2957 bzero(scp, sizeof(*scp)); 2958 2959 scp->index = vty; 2960 scp->sc = sc; 2961 scp->status = 0; 2962 scp->mode = sc->initial_mode; 2963 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2964 if (info.vi_flags & V_INFO_GRAPHICS) { 2965 scp->status |= GRAPHICS_MODE; 2966 scp->xpixel = info.vi_width; 2967 scp->ypixel = info.vi_height; 2968 scp->xsize = info.vi_width/info.vi_cwidth; 2969 scp->ysize = info.vi_height/info.vi_cheight; 2970 scp->font_size = 0; 2971 scp->font = NULL; 2972 } else { 2973 scp->xsize = info.vi_width; 2974 scp->ysize = info.vi_height; 2975 scp->xpixel = scp->xsize*info.vi_cwidth; 2976 scp->ypixel = scp->ysize*info.vi_cheight; 2977 if (info.vi_cheight < 14) { 2978 scp->font_size = 8; 2979 #ifndef SC_NO_FONT_LOADING 2980 scp->font = sc->font_8; 2981 #else 2982 scp->font = NULL; 2983 #endif 2984 } else if (info.vi_cheight >= 16) { 2985 scp->font_size = 16; 2986 #ifndef SC_NO_FONT_LOADING 2987 scp->font = sc->font_16; 2988 #else 2989 scp->font = NULL; 2990 #endif 2991 } else { 2992 scp->font_size = 14; 2993 #ifndef SC_NO_FONT_LOADING 2994 scp->font = sc->font_14; 2995 #else 2996 scp->font = NULL; 2997 #endif 2998 } 2999 } 3000 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3001 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3002 scp->xoff = scp->yoff = 0; 3003 scp->xpos = scp->ypos = 0; 3004 scp->start = scp->xsize * scp->ysize - 1; 3005 scp->end = 0; 3006 scp->tsw = NULL; 3007 scp->ts = NULL; 3008 scp->rndr = NULL; 3009 scp->border = BG_BLACK; 3010 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3011 scp->mouse_cut_start = scp->xsize*scp->ysize; 3012 scp->mouse_cut_end = -1; 3013 scp->mouse_signal = 0; 3014 scp->mouse_pid = 0; 3015 scp->mouse_proc = NULL; 3016 scp->kbd_mode = K_XLATE; 3017 scp->bell_pitch = bios_value.bell_pitch; 3018 scp->bell_duration = BELL_DURATION; 3019 scp->status |= (bios_value.shift_state & NLKED); 3020 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3021 scp->pid = 0; 3022 scp->proc = NULL; 3023 scp->smode.mode = VT_AUTO; 3024 scp->history = NULL; 3025 scp->history_pos = 0; 3026 scp->history_size = 0; 3027 } 3028 3029 int 3030 sc_init_emulator(scr_stat *scp, char *name) 3031 { 3032 sc_term_sw_t *sw; 3033 sc_rndr_sw_t *rndr; 3034 void *p; 3035 int error; 3036 3037 if (name == NULL) /* if no name is given, use the current emulator */ 3038 sw = scp->tsw; 3039 else /* ...otherwise find the named emulator */ 3040 sw = sc_term_match(name); 3041 if (sw == NULL) 3042 return EINVAL; 3043 3044 rndr = NULL; 3045 if (strcmp(sw->te_renderer, "*") != 0) { 3046 rndr = sc_render_match(scp, sw->te_renderer, 3047 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3048 } 3049 if (rndr == NULL) { 3050 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3051 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3052 if (rndr == NULL) 3053 return ENODEV; 3054 } 3055 3056 if (sw == scp->tsw) { 3057 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3058 scp->rndr = rndr; 3059 sc_clear_screen(scp); 3060 /* assert(error == 0); */ 3061 return error; 3062 } 3063 3064 if (sc_malloc && (sw->te_size > 0)) 3065 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3066 else 3067 p = NULL; 3068 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3069 if (error) 3070 return error; 3071 3072 if (scp->tsw) 3073 (*scp->tsw->te_term)(scp, &scp->ts); 3074 if (scp->ts != NULL) 3075 free(scp->ts, M_DEVBUF); 3076 scp->tsw = sw; 3077 scp->ts = p; 3078 scp->rndr = rndr; 3079 3080 /* XXX */ 3081 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3082 sc_clear_screen(scp); 3083 3084 return 0; 3085 } 3086 3087 /* 3088 * scgetc(flags) - get character from keyboard. 3089 * If flags & SCGETC_CN, then avoid harmful side effects. 3090 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3091 * return NOKEY if there is nothing there. 3092 */ 3093 static u_int 3094 scgetc(sc_softc_t *sc, u_int flags) 3095 { 3096 scr_stat *scp; 3097 #ifndef SC_NO_HISTORY 3098 struct tty *tp; 3099 #endif 3100 u_int c; 3101 int this_scr; 3102 int f; 3103 int i; 3104 3105 if (sc->kbd == NULL) 3106 return NOKEY; 3107 3108 next_code: 3109 #if 1 3110 /* I don't like this, but... XXX */ 3111 if (flags & SCGETC_CN) 3112 sccnupdate(sc->cur_scp); 3113 #endif 3114 scp = sc->cur_scp; 3115 /* first see if there is something in the keyboard port */ 3116 for (;;) { 3117 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3118 if (c == ERRKEY) { 3119 if (!(flags & SCGETC_CN)) 3120 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3121 } else if (c == NOKEY) 3122 return c; 3123 else 3124 break; 3125 } 3126 3127 /* make screensaver happy */ 3128 if (!(c & RELKEY)) 3129 sc_touch_scrn_saver(); 3130 3131 if (!(flags & SCGETC_CN)) 3132 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3133 3134 if (scp->kbd_mode != K_XLATE) 3135 return KEYCHAR(c); 3136 3137 /* if scroll-lock pressed allow history browsing */ 3138 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3139 3140 scp->status &= ~CURSOR_ENABLED; 3141 sc_remove_cursor_image(scp); 3142 3143 #ifndef SC_NO_HISTORY 3144 if (!(scp->status & BUFFER_SAVED)) { 3145 scp->status |= BUFFER_SAVED; 3146 sc_hist_save(scp); 3147 } 3148 switch (c) { 3149 /* FIXME: key codes */ 3150 case SPCLKEY | FKEY | F(49): /* home key */ 3151 sc_remove_cutmarking(scp); 3152 sc_hist_home(scp); 3153 goto next_code; 3154 3155 case SPCLKEY | FKEY | F(57): /* end key */ 3156 sc_remove_cutmarking(scp); 3157 sc_hist_end(scp); 3158 goto next_code; 3159 3160 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3161 sc_remove_cutmarking(scp); 3162 if (sc_hist_up_line(scp)) 3163 if (!(flags & SCGETC_CN)) 3164 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3165 goto next_code; 3166 3167 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3168 sc_remove_cutmarking(scp); 3169 if (sc_hist_down_line(scp)) 3170 if (!(flags & SCGETC_CN)) 3171 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3172 goto next_code; 3173 3174 case SPCLKEY | FKEY | F(51): /* page up key */ 3175 sc_remove_cutmarking(scp); 3176 for (i=0; i<scp->ysize; i++) 3177 if (sc_hist_up_line(scp)) { 3178 if (!(flags & SCGETC_CN)) 3179 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3180 break; 3181 } 3182 goto next_code; 3183 3184 case SPCLKEY | FKEY | F(59): /* page down key */ 3185 sc_remove_cutmarking(scp); 3186 for (i=0; i<scp->ysize; i++) 3187 if (sc_hist_down_line(scp)) { 3188 if (!(flags & SCGETC_CN)) 3189 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3190 break; 3191 } 3192 goto next_code; 3193 } 3194 #endif /* SC_NO_HISTORY */ 3195 } 3196 3197 /* 3198 * Process and consume special keys here. Return a plain char code 3199 * or a char code with the META flag or a function key code. 3200 */ 3201 if (c & RELKEY) { 3202 /* key released */ 3203 /* goto next_code */ 3204 } else { 3205 /* key pressed */ 3206 if (c & SPCLKEY) { 3207 c &= ~SPCLKEY; 3208 switch (KEYCHAR(c)) { 3209 /* LOCKING KEYS */ 3210 case NLK: case CLK: case ALK: 3211 break; 3212 case SLK: 3213 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3214 if (f & SLKED) { 3215 scp->status |= SLKED; 3216 } else { 3217 if (scp->status & SLKED) { 3218 scp->status &= ~SLKED; 3219 #ifndef SC_NO_HISTORY 3220 if (scp->status & BUFFER_SAVED) { 3221 if (!sc_hist_restore(scp)) 3222 sc_remove_cutmarking(scp); 3223 scp->status &= ~BUFFER_SAVED; 3224 scp->status |= CURSOR_ENABLED; 3225 sc_draw_cursor_image(scp); 3226 } 3227 tp = VIRTUAL_TTY(sc, scp->index); 3228 if (ISTTYOPEN(tp)) 3229 scstart(tp); 3230 #endif 3231 } 3232 } 3233 break; 3234 3235 case PASTE: 3236 #ifndef SC_NO_CUTPASTE 3237 sc_mouse_paste(scp); 3238 #endif 3239 break; 3240 3241 /* NON-LOCKING KEYS */ 3242 case NOP: 3243 case LSH: case RSH: case LCTR: case RCTR: 3244 case LALT: case RALT: case ASH: case META: 3245 break; 3246 3247 case BTAB: 3248 if (!(sc->flags & SC_SCRN_BLANKED)) 3249 return c; 3250 break; 3251 3252 case SPSC: 3253 #ifdef DEV_SPLASH 3254 /* force activatation/deactivation of the screen saver */ 3255 if (!(sc->flags & SC_SCRN_BLANKED)) { 3256 run_scrn_saver = TRUE; 3257 sc->scrn_time_stamp -= scrn_blank_time; 3258 } 3259 if (cold) { 3260 /* 3261 * While devices are being probed, the screen saver need 3262 * to be invoked explictly. XXX 3263 */ 3264 if (sc->flags & SC_SCRN_BLANKED) { 3265 scsplash_stick(FALSE); 3266 stop_scrn_saver(sc, current_saver); 3267 } else { 3268 if (!ISGRAPHSC(scp)) { 3269 scsplash_stick(TRUE); 3270 (*current_saver)(sc, TRUE); 3271 } 3272 } 3273 } 3274 #endif /* DEV_SPLASH */ 3275 break; 3276 3277 case RBT: 3278 #ifndef SC_DISABLE_REBOOT 3279 shutdown_nice(0); 3280 #endif 3281 break; 3282 3283 case HALT: 3284 #ifndef SC_DISABLE_REBOOT 3285 shutdown_nice(RB_HALT); 3286 #endif 3287 break; 3288 3289 case PDWN: 3290 #ifndef SC_DISABLE_REBOOT 3291 shutdown_nice(RB_HALT|RB_POWEROFF); 3292 #endif 3293 break; 3294 3295 case SUSP: 3296 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3297 break; 3298 case STBY: 3299 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3300 break; 3301 3302 case DBG: 3303 #ifndef SC_DISABLE_DDBKEY 3304 #ifdef DDB 3305 Debugger("manual escape to debugger"); 3306 #else 3307 printf("No debugger in kernel\n"); 3308 #endif 3309 #else /* SC_DISABLE_DDBKEY */ 3310 /* do nothing */ 3311 #endif /* SC_DISABLE_DDBKEY */ 3312 break; 3313 3314 case PNC: 3315 if (enable_panic_key) 3316 panic("Forced by the panic key"); 3317 break; 3318 3319 case NEXT: 3320 this_scr = scp->index; 3321 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3322 sc->first_vty + i != this_scr; 3323 i = (i + 1)%sc->vtys) { 3324 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3325 if (ISTTYOPEN(tp)) { 3326 sc_switch_scr(scp->sc, sc->first_vty + i); 3327 break; 3328 } 3329 } 3330 break; 3331 3332 case PREV: 3333 this_scr = scp->index; 3334 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3335 sc->first_vty + i != this_scr; 3336 i = (i + sc->vtys - 1)%sc->vtys) { 3337 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3338 if (ISTTYOPEN(tp)) { 3339 sc_switch_scr(scp->sc, sc->first_vty + i); 3340 break; 3341 } 3342 } 3343 break; 3344 3345 default: 3346 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3347 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3348 break; 3349 } 3350 /* assert(c & FKEY) */ 3351 if (!(sc->flags & SC_SCRN_BLANKED)) 3352 return c; 3353 break; 3354 } 3355 /* goto next_code */ 3356 } else { 3357 /* regular keys (maybe MKEY is set) */ 3358 if (!(sc->flags & SC_SCRN_BLANKED)) 3359 return c; 3360 } 3361 } 3362 3363 goto next_code; 3364 } 3365 3366 static int 3367 scmmap(dev_t dev, vm_offset_t offset, vm_offset_t *paddr, int nprot) 3368 { 3369 scr_stat *scp; 3370 3371 scp = SC_STAT(dev); 3372 if (scp != scp->sc->cur_scp) 3373 return -1; 3374 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, paddr, nprot); 3375 } 3376 3377 static int 3378 save_kbd_state(scr_stat *scp) 3379 { 3380 int state; 3381 int error; 3382 3383 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3384 if (error == ENOIOCTL) 3385 error = ENODEV; 3386 if (error == 0) { 3387 scp->status &= ~LOCK_MASK; 3388 scp->status |= state; 3389 } 3390 return error; 3391 } 3392 3393 static int 3394 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3395 { 3396 int state; 3397 int error; 3398 3399 if (mask != LOCK_MASK) { 3400 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3401 if (error == ENOIOCTL) 3402 error = ENODEV; 3403 if (error) 3404 return error; 3405 state &= ~mask; 3406 state |= new_bits & mask; 3407 } else { 3408 state = new_bits & LOCK_MASK; 3409 } 3410 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3411 if (error == ENOIOCTL) 3412 error = ENODEV; 3413 return error; 3414 } 3415 3416 static int 3417 update_kbd_leds(scr_stat *scp, int which) 3418 { 3419 int error; 3420 3421 which &= LOCK_MASK; 3422 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3423 if (error == ENOIOCTL) 3424 error = ENODEV; 3425 return error; 3426 } 3427 3428 int 3429 set_mode(scr_stat *scp) 3430 { 3431 video_info_t info; 3432 3433 /* reject unsupported mode */ 3434 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3435 return 1; 3436 3437 /* if this vty is not currently showing, do nothing */ 3438 if (scp != scp->sc->cur_scp) 3439 return 0; 3440 3441 /* setup video hardware for the given mode */ 3442 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3443 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3444 (void *)scp->sc->adp->va_window, FALSE); 3445 3446 #ifndef SC_NO_FONT_LOADING 3447 /* load appropriate font */ 3448 if (!(scp->status & GRAPHICS_MODE)) { 3449 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3450 if (scp->font_size < 14) { 3451 if (scp->sc->fonts_loaded & FONT_8) 3452 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3453 } else if (scp->font_size >= 16) { 3454 if (scp->sc->fonts_loaded & FONT_16) 3455 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3456 } else { 3457 if (scp->sc->fonts_loaded & FONT_14) 3458 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3459 } 3460 /* 3461 * FONT KLUDGE: 3462 * This is an interim kludge to display correct font. 3463 * Always use the font page #0 on the video plane 2. 3464 * Somehow we cannot show the font in other font pages on 3465 * some video cards... XXX 3466 */ 3467 sc_show_font(scp, 0); 3468 } 3469 mark_all(scp); 3470 } 3471 #endif /* !SC_NO_FONT_LOADING */ 3472 3473 sc_set_border(scp, scp->border); 3474 sc_set_cursor_image(scp); 3475 3476 return 0; 3477 } 3478 3479 void 3480 sc_set_border(scr_stat *scp, int color) 3481 { 3482 ++scp->sc->videoio_in_progress; 3483 (*scp->rndr->draw_border)(scp, color); 3484 --scp->sc->videoio_in_progress; 3485 } 3486 3487 #ifndef SC_NO_FONT_LOADING 3488 void 3489 sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3490 int base, int count) 3491 { 3492 sc_softc_t *sc; 3493 3494 sc = scp->sc; 3495 sc->font_loading_in_progress = TRUE; 3496 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3497 sc->font_loading_in_progress = FALSE; 3498 } 3499 3500 void 3501 sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3502 int base, int count) 3503 { 3504 sc_softc_t *sc; 3505 3506 sc = scp->sc; 3507 sc->font_loading_in_progress = TRUE; 3508 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3509 sc->font_loading_in_progress = FALSE; 3510 } 3511 3512 void 3513 sc_show_font(scr_stat *scp, int page) 3514 { 3515 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3516 } 3517 #endif /* !SC_NO_FONT_LOADING */ 3518 3519 void 3520 sc_paste(scr_stat *scp, u_char *p, int count) 3521 { 3522 struct tty *tp; 3523 u_char *rmap; 3524 3525 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3526 if (!ISTTYOPEN(tp)) 3527 return; 3528 rmap = scp->sc->scr_rmap; 3529 for (; count > 0; --count) 3530 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 3531 } 3532 3533 void 3534 sc_bell(scr_stat *scp, int pitch, int duration) 3535 { 3536 if (cold || shutdown_in_progress || !enable_bell) 3537 return; 3538 3539 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3540 return; 3541 3542 if (scp->sc->flags & SC_VISUAL_BELL) { 3543 if (scp->sc->blink_in_progress) 3544 return; 3545 scp->sc->blink_in_progress = 3; 3546 if (scp != scp->sc->cur_scp) 3547 scp->sc->blink_in_progress += 2; 3548 blink_screen(scp->sc->cur_scp); 3549 } else { 3550 if (scp != scp->sc->cur_scp) 3551 pitch *= 2; 3552 sysbeep(pitch, duration); 3553 } 3554 } 3555 3556 static void 3557 blink_screen(void *arg) 3558 { 3559 scr_stat *scp = arg; 3560 struct tty *tp; 3561 3562 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3563 scp->sc->blink_in_progress = 0; 3564 mark_all(scp); 3565 tp = VIRTUAL_TTY(scp->sc, scp->index); 3566 if (ISTTYOPEN(tp)) 3567 scstart(tp); 3568 if (scp->sc->delayed_next_scr) 3569 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3570 } 3571 else { 3572 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3573 scp->sc->blink_in_progress & 1); 3574 scp->sc->blink_in_progress--; 3575 timeout(blink_screen, scp, hz / 10); 3576 } 3577 } 3578