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 .d_open = scopen, 216 .d_close = scclose, 217 .d_read = scread, 218 .d_write = ttywrite, 219 .d_ioctl = scioctl, 220 .d_poll = ttypoll, 221 .d_mmap = scmmap, 222 .d_name = "sc", 223 .d_maj = CDEV_MAJOR, 224 .d_flags = D_TTY, 225 .d_kqfilter = ttykqfilter 226 }; 227 228 int 229 sc_probe_unit(int unit, int flags) 230 { 231 if (!scvidprobe(unit, flags, FALSE)) { 232 if (bootverbose) 233 printf("sc%d: no video adapter found.\n", unit); 234 return ENXIO; 235 } 236 237 /* syscons will be attached even when there is no keyboard */ 238 sckbdprobe(unit, flags, FALSE); 239 240 return 0; 241 } 242 243 /* probe video adapters, return TRUE if found */ 244 static int 245 scvidprobe(int unit, int flags, int cons) 246 { 247 /* 248 * Access the video adapter driver through the back door! 249 * Video adapter drivers need to be configured before syscons. 250 * However, when syscons is being probed as the low-level console, 251 * they have not been initialized yet. We force them to initialize 252 * themselves here. XXX 253 */ 254 vid_configure(cons ? VIO_PROBE_ONLY : 0); 255 256 return (vid_find_adapter("*", unit) >= 0); 257 } 258 259 /* probe the keyboard, return TRUE if found */ 260 static int 261 sckbdprobe(int unit, int flags, int cons) 262 { 263 /* access the keyboard driver through the backdoor! */ 264 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 265 266 return (kbd_find_keyboard("*", unit) >= 0); 267 } 268 269 static char 270 *adapter_name(video_adapter_t *adp) 271 { 272 static struct { 273 int type; 274 char *name[2]; 275 } names[] = { 276 { KD_MONO, { "MDA", "MDA" } }, 277 { KD_HERCULES, { "Hercules", "Hercules" } }, 278 { KD_CGA, { "CGA", "CGA" } }, 279 { KD_EGA, { "EGA", "EGA (mono)" } }, 280 { KD_VGA, { "VGA", "VGA (mono)" } }, 281 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 282 { KD_TGA, { "TGA", "TGA" } }, 283 { -1, { "Unknown", "Unknown" } }, 284 }; 285 int i; 286 287 for (i = 0; names[i].type != -1; ++i) 288 if (names[i].type == adp->va_type) 289 break; 290 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 291 } 292 293 int 294 sc_attach_unit(int unit, int flags) 295 { 296 sc_softc_t *sc; 297 scr_stat *scp; 298 #ifdef SC_PIXEL_MODE 299 video_info_t info; 300 #endif 301 int vc; 302 dev_t dev; 303 304 flags &= ~SC_KERNEL_CONSOLE; 305 306 if (sc_console_unit == unit) { 307 /* 308 * If this unit is being used as the system console, we need to 309 * adjust some variables and buffers before and after scinit(). 310 */ 311 /* assert(sc_console != NULL) */ 312 flags |= SC_KERNEL_CONSOLE; 313 scmeminit(NULL); 314 315 scinit(unit, flags); 316 317 if (sc_console->tsw->te_size > 0) { 318 /* assert(sc_console->ts != NULL); */ 319 kernel_console_ts = sc_console->ts; 320 sc_console->ts = malloc(sc_console->tsw->te_size, 321 M_DEVBUF, M_WAITOK); 322 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 323 (*sc_console->tsw->te_default_attr)(sc_console, 324 user_default.std_color, 325 user_default.rev_color); 326 } 327 } else { 328 scinit(unit, flags); 329 } 330 331 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 332 sc->config = flags; 333 scp = SC_STAT(sc->dev[0]); 334 if (sc_console == NULL) /* sc_console_unit < 0 */ 335 sc_console = scp; 336 337 #ifdef SC_PIXEL_MODE 338 if ((sc->config & SC_VESA800X600) 339 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 340 #ifdef DEV_SPLASH 341 if (sc->flags & SC_SPLASH_SCRN) 342 splash_term(sc->adp); 343 #endif 344 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 345 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 346 sc->initial_mode = M_VESA_800x600; 347 #ifdef DEV_SPLASH 348 /* put up the splash again! */ 349 if (sc->flags & SC_SPLASH_SCRN) 350 splash_init(sc->adp, scsplash_callback, sc); 351 #endif 352 } 353 #endif /* SC_PIXEL_MODE */ 354 355 /* initialize cursor */ 356 if (!ISGRAPHSC(scp)) 357 update_cursor_image(scp); 358 359 /* get screen update going */ 360 scrn_timer(sc); 361 362 /* set up the keyboard */ 363 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 364 update_kbd_state(scp, scp->status, LOCK_MASK); 365 366 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 367 unit, adapter_name(sc->adp), sc->vtys, sc->config); 368 if (bootverbose) { 369 printf("sc%d:", unit); 370 if (sc->adapter >= 0) 371 printf(" fb%d", sc->adapter); 372 if (sc->keyboard >= 0) 373 printf(", kbd%d", sc->keyboard); 374 if (scp->tsw) 375 printf(", terminal emulator: %s (%s)", 376 scp->tsw->te_name, scp->tsw->te_desc); 377 printf("\n"); 378 } 379 380 /* register a shutdown callback for the kernel console */ 381 if (sc_console_unit == unit) 382 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 383 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 384 385 for (vc = 0; vc < sc->vtys; vc++) { 386 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 387 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 388 sc->dev[vc] = dev; 389 /* 390 * The first vty already has struct tty and scr_stat initialized 391 * in scinit(). The other vtys will have these structs when 392 * first opened. 393 */ 394 } 395 396 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 397 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 398 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 399 SC_STAT(dev) = sc_console; 400 401 return 0; 402 } 403 404 static void 405 scmeminit(void *arg) 406 { 407 if (sc_malloc) 408 return; 409 sc_malloc = TRUE; 410 411 /* 412 * As soon as malloc() becomes functional, we had better allocate 413 * various buffers for the kernel console. 414 */ 415 416 if (sc_console_unit < 0) /* sc_console == NULL */ 417 return; 418 419 /* copy the temporary buffer to the final buffer */ 420 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 421 422 #ifndef SC_NO_CUTPASTE 423 sc_alloc_cut_buffer(sc_console, FALSE); 424 #endif 425 426 #ifndef SC_NO_HISTORY 427 /* initialize history buffer & pointers */ 428 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 429 #endif 430 } 431 432 /* XXX */ 433 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 434 435 static int 436 scdevtounit(dev_t dev) 437 { 438 int vty = SC_VTY(dev); 439 440 if (vty == SC_CONSOLECTL) 441 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 442 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 443 return -1; 444 else 445 return vty/MAXCONS; 446 } 447 448 static int 449 scopen(dev_t dev, int flag, int mode, struct thread *td) 450 { 451 int unit = scdevtounit(dev); 452 sc_softc_t *sc; 453 struct tty *tp; 454 scr_stat *scp; 455 keyarg_t key; 456 int error; 457 458 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 459 major(dev), minor(dev), unit, SC_VTY(dev))); 460 461 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 462 if (sc == NULL) 463 return ENXIO; 464 465 tp = dev->si_tty = ttymalloc(dev->si_tty); 466 tp->t_oproc = scstart; 467 tp->t_param = scparam; 468 tp->t_stop = nottystop; 469 tp->t_dev = dev; 470 if (!ISTTYOPEN(tp)) { 471 ttychars(tp); 472 /* Use the current setting of the <-- key as default VERASE. */ 473 /* If the Delete key is preferable, an stty is necessary */ 474 if (sc->kbd != NULL) { 475 key.keynum = KEYCODE_BS; 476 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 477 tp->t_cc[VERASE] = key.key.map[0]; 478 } 479 tp->t_iflag = TTYDEF_IFLAG; 480 tp->t_oflag = TTYDEF_OFLAG; 481 tp->t_cflag = TTYDEF_CFLAG; 482 tp->t_lflag = TTYDEF_LFLAG; 483 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 484 scparam(tp, &tp->t_termios); 485 (*linesw[tp->t_line].l_modem)(tp, 1); 486 } 487 else 488 if (tp->t_state & TS_XCLUDE && suser(td)) 489 return(EBUSY); 490 491 error = (*linesw[tp->t_line].l_open)(dev, tp); 492 493 scp = SC_STAT(dev); 494 if (scp == NULL) { 495 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 496 if (ISGRAPHSC(scp)) 497 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 498 } 499 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 500 tp->t_winsize.ws_col = scp->xsize; 501 tp->t_winsize.ws_row = scp->ysize; 502 } 503 504 return error; 505 } 506 507 static int 508 scclose(dev_t dev, int flag, int mode, struct thread *td) 509 { 510 struct tty *tp = dev->si_tty; 511 scr_stat *scp; 512 int s; 513 514 if (SC_VTY(dev) != SC_CONSOLECTL) { 515 scp = SC_STAT(tp->t_dev); 516 /* were we in the middle of the VT switching process? */ 517 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 518 s = spltty(); 519 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 520 cons_unavail = FALSE; 521 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 522 DPRINTF(5, ("reset WAIT_REL, ")); 523 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 524 DPRINTF(5, ("reset WAIT_ACQ, ")); 525 #if not_yet_done 526 if (scp == &main_console) { 527 scp->pid = 0; 528 scp->proc = NULL; 529 scp->smode.mode = VT_AUTO; 530 } 531 else { 532 sc_vtb_destroy(&scp->vtb); 533 sc_vtb_destroy(&scp->scr); 534 sc_free_history_buffer(scp, scp->ysize); 535 SC_STAT(dev) = NULL; 536 free(scp, M_DEVBUF); 537 } 538 #else 539 scp->pid = 0; 540 scp->proc = NULL; 541 scp->smode.mode = VT_AUTO; 542 #endif 543 scp->kbd_mode = K_XLATE; 544 if (scp == scp->sc->cur_scp) 545 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 546 DPRINTF(5, ("done.\n")); 547 } 548 spltty(); 549 (*linesw[tp->t_line].l_close)(tp, flag); 550 ttyclose(tp); 551 spl0(); 552 return(0); 553 } 554 555 static int 556 scread(dev_t dev, struct uio *uio, int flag) 557 { 558 if (!sc_saver_keyb_only) 559 sc_touch_scrn_saver(); 560 return ttyread(dev, uio, flag); 561 } 562 563 static int 564 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 565 { 566 sc_softc_t *sc; 567 struct tty *cur_tty; 568 int c; 569 size_t len; 570 u_char *cp; 571 572 sc = (sc_softc_t *)arg; 573 /* assert(thiskbd == sc->kbd) */ 574 575 switch (event) { 576 case KBDIO_KEYINPUT: 577 break; 578 case KBDIO_UNLOADING: 579 sc->kbd = NULL; 580 sc->keyboard = -1; 581 kbd_release(thiskbd, (void *)&sc->keyboard); 582 return 0; 583 default: 584 return EINVAL; 585 } 586 587 /* 588 * Loop while there is still input to get from the keyboard. 589 * I don't think this is nessesary, and it doesn't fix 590 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 591 */ 592 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 593 594 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 595 if (!ISTTYOPEN(cur_tty)) { 596 cur_tty = sc_console_tty; 597 if (!ISTTYOPEN(cur_tty)) 598 continue; 599 } 600 601 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 602 continue; 603 604 switch (KEYFLAGS(c)) { 605 case 0x0000: /* normal key */ 606 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 607 break; 608 case FKEY: /* function key, return string */ 609 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 610 if (cp != NULL) { 611 while (len-- > 0) 612 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 613 } 614 break; 615 case MKEY: /* meta is active, prepend ESC */ 616 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 617 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 618 break; 619 case BKEY: /* backtab fixed sequence (esc [ Z) */ 620 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 621 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 622 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 623 break; 624 } 625 } 626 627 sc->cur_scp->status |= MOUSE_HIDDEN; 628 629 return 0; 630 } 631 632 static int 633 scparam(struct tty *tp, struct termios *t) 634 { 635 tp->t_ispeed = t->c_ispeed; 636 tp->t_ospeed = t->c_ospeed; 637 tp->t_cflag = t->c_cflag; 638 return 0; 639 } 640 641 static int 642 scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct thread *td) 643 { 644 int error; 645 int i; 646 struct tty *tp; 647 sc_softc_t *sc; 648 scr_stat *scp; 649 int s; 650 651 tp = dev->si_tty; 652 653 /* If there is a user_ioctl function call that first */ 654 if (sc_user_ioctl) { 655 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 656 if (error != ENOIOCTL) 657 return error; 658 } 659 660 error = sc_vid_ioctl(tp, cmd, data, flag, td); 661 if (error != ENOIOCTL) 662 return error; 663 664 #ifndef SC_NO_HISTORY 665 error = sc_hist_ioctl(tp, cmd, data, flag, td); 666 if (error != ENOIOCTL) 667 return error; 668 #endif 669 670 #ifndef SC_NO_SYSMOUSE 671 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 672 if (error != ENOIOCTL) 673 return error; 674 #endif 675 676 scp = SC_STAT(tp->t_dev); 677 /* assert(scp != NULL) */ 678 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 679 sc = scp->sc; 680 681 if (scp->tsw) { 682 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 683 if (error != ENOIOCTL) 684 return error; 685 } 686 687 switch (cmd) { /* process console hardware related ioctl's */ 688 689 case GIO_ATTR: /* get current attributes */ 690 /* this ioctl is not processed here, but in the terminal emulator */ 691 return ENOTTY; 692 693 case GIO_COLOR: /* is this a color console ? */ 694 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 695 return 0; 696 697 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 698 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 699 return EINVAL; 700 s = spltty(); 701 scrn_blank_time = *(int *)data; 702 run_scrn_saver = (scrn_blank_time != 0); 703 splx(s); 704 return 0; 705 706 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 707 s = spltty(); 708 *(int *)data &= CONS_CURSOR_ATTRS; 709 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 710 splx(s); 711 return 0; 712 713 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 714 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 715 ((int *)data)[0] = scp->curr_curs_attr.flags; 716 ((int *)data)[1] = scp->curr_curs_attr.base; 717 ((int *)data)[2] = scp->curr_curs_attr.height; 718 } else { 719 ((int *)data)[0] = sc->curs_attr.flags; 720 ((int *)data)[1] = sc->curs_attr.base; 721 ((int *)data)[2] = sc->curs_attr.height; 722 } 723 return 0; 724 725 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 726 s = spltty(); 727 sc_change_cursor_shape(scp, ((int *)data)[0], 728 ((int *)data)[1], ((int *)data)[2]); 729 splx(s); 730 return 0; 731 732 case CONS_BELLTYPE: /* set bell type sound/visual */ 733 if ((*(int *)data) & 0x01) 734 sc->flags |= SC_VISUAL_BELL; 735 else 736 sc->flags &= ~SC_VISUAL_BELL; 737 if ((*(int *)data) & 0x02) 738 sc->flags |= SC_QUIET_BELL; 739 else 740 sc->flags &= ~SC_QUIET_BELL; 741 return 0; 742 743 case CONS_GETINFO: /* get current (virtual) console info */ 744 { 745 vid_info_t *ptr = (vid_info_t*)data; 746 if (ptr->size == sizeof(struct vid_info)) { 747 ptr->m_num = sc->cur_scp->index; 748 ptr->font_size = scp->font_size; 749 ptr->mv_col = scp->xpos; 750 ptr->mv_row = scp->ypos; 751 ptr->mv_csz = scp->xsize; 752 ptr->mv_rsz = scp->ysize; 753 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 754 /* 755 * The following fields are filled by the terminal emulator. XXX 756 * 757 * ptr->mv_norm.fore 758 * ptr->mv_norm.back 759 * ptr->mv_rev.fore 760 * ptr->mv_rev.back 761 */ 762 ptr->mv_grfc.fore = 0; /* not supported */ 763 ptr->mv_grfc.back = 0; /* not supported */ 764 ptr->mv_ovscan = scp->border; 765 if (scp == sc->cur_scp) 766 save_kbd_state(scp); 767 ptr->mk_keylock = scp->status & LOCK_MASK; 768 return 0; 769 } 770 return EINVAL; 771 } 772 773 case CONS_GETVERS: /* get version number */ 774 *(int*)data = 0x200; /* version 2.0 */ 775 return 0; 776 777 case CONS_IDLE: /* see if the screen has been idle */ 778 /* 779 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 780 * the user process may have been writing something on the 781 * screen and syscons is not aware of it. Declare the screen 782 * is NOT idle if it is in one of these modes. But there is 783 * an exception to it; if a screen saver is running in the 784 * graphics mode in the current screen, we should say that the 785 * screen has been idle. 786 */ 787 *(int *)data = (sc->flags & SC_SCRN_IDLE) 788 && (!ISGRAPHSC(sc->cur_scp) 789 || (sc->cur_scp->status & SAVER_RUNNING)); 790 return 0; 791 792 case CONS_SAVERMODE: /* set saver mode */ 793 switch(*(int *)data) { 794 case CONS_NO_SAVER: 795 case CONS_USR_SAVER: 796 /* if a LKM screen saver is running, stop it first. */ 797 scsplash_stick(FALSE); 798 saver_mode = *(int *)data; 799 s = spltty(); 800 #ifdef DEV_SPLASH 801 if ((error = wait_scrn_saver_stop(NULL))) { 802 splx(s); 803 return error; 804 } 805 #endif 806 run_scrn_saver = TRUE; 807 if (saver_mode == CONS_USR_SAVER) 808 scp->status |= SAVER_RUNNING; 809 else 810 scp->status &= ~SAVER_RUNNING; 811 scsplash_stick(TRUE); 812 splx(s); 813 break; 814 case CONS_LKM_SAVER: 815 s = spltty(); 816 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 817 scp->status &= ~SAVER_RUNNING; 818 saver_mode = *(int *)data; 819 splx(s); 820 break; 821 default: 822 return EINVAL; 823 } 824 return 0; 825 826 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 827 /* 828 * Note that this ioctl does not guarantee the screen saver 829 * actually starts or stops. It merely attempts to do so... 830 */ 831 s = spltty(); 832 run_scrn_saver = (*(int *)data != 0); 833 if (run_scrn_saver) 834 sc->scrn_time_stamp -= scrn_blank_time; 835 splx(s); 836 return 0; 837 838 case CONS_SCRSHOT: /* get a screen shot */ 839 { 840 int retval, hist_rsz; 841 size_t lsize, csize; 842 vm_offset_t frbp, hstp; 843 unsigned lnum; 844 scrshot_t *ptr = (scrshot_t *)data; 845 void *outp = ptr->buf; 846 847 s = spltty(); 848 if (ISGRAPHSC(scp)) { 849 splx(s); 850 return EOPNOTSUPP; 851 } 852 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 853 if ((ptr->x + ptr->xsize) > scp->xsize || 854 (ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 855 splx(s); 856 return EINVAL; 857 } 858 859 lsize = scp->xsize * sizeof(u_int16_t); 860 csize = ptr->xsize * sizeof(u_int16_t); 861 /* Pointer to the last line of framebuffer */ 862 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 863 sizeof(u_int16_t); 864 /* Pointer to the last line of target buffer */ 865 (vm_offset_t)outp += ptr->ysize * csize; 866 /* Pointer to the last line of history buffer */ 867 if (scp->history != NULL) 868 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 869 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 870 else 871 hstp = 0; 872 873 retval = 0; 874 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 875 if (lnum < scp->ysize) { 876 frbp -= lsize; 877 } else { 878 hstp -= lsize; 879 if (hstp < scp->history->vtb_buffer) 880 hstp += scp->history->vtb_rows * lsize; 881 frbp = hstp; 882 } 883 if (lnum < ptr->y) 884 continue; 885 (vm_offset_t)outp -= csize; 886 retval = copyout((void *)frbp, outp, csize); 887 if (retval != 0) 888 break; 889 } 890 splx(s); 891 return retval; 892 } 893 894 case VT_SETMODE: /* set screen switcher mode */ 895 { 896 struct vt_mode *mode; 897 struct proc *p1; 898 899 mode = (struct vt_mode *)data; 900 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 901 if (scp->smode.mode == VT_PROCESS) { 902 p1 = pfind(scp->pid); 903 if (scp->proc == p1 && scp->proc != td->td_proc) { 904 if (p1) 905 PROC_UNLOCK(p1); 906 DPRINTF(5, ("error EPERM\n")); 907 return EPERM; 908 } 909 if (p1) 910 PROC_UNLOCK(p1); 911 } 912 s = spltty(); 913 if (mode->mode == VT_AUTO) { 914 scp->smode.mode = VT_AUTO; 915 scp->proc = NULL; 916 scp->pid = 0; 917 DPRINTF(5, ("VT_AUTO, ")); 918 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 919 cons_unavail = FALSE; 920 /* were we in the middle of the vty switching process? */ 921 if (finish_vt_rel(scp, TRUE, &s) == 0) 922 DPRINTF(5, ("reset WAIT_REL, ")); 923 if (finish_vt_acq(scp) == 0) 924 DPRINTF(5, ("reset WAIT_ACQ, ")); 925 } else { 926 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 927 || !ISSIGVALID(mode->frsig)) { 928 splx(s); 929 DPRINTF(5, ("error EINVAL\n")); 930 return EINVAL; 931 } 932 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 933 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 934 scp->proc = td->td_proc; 935 scp->pid = scp->proc->p_pid; 936 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 937 cons_unavail = TRUE; 938 } 939 splx(s); 940 DPRINTF(5, ("\n")); 941 return 0; 942 } 943 944 case VT_GETMODE: /* get screen switcher mode */ 945 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 946 return 0; 947 948 case VT_RELDISP: /* screen switcher ioctl */ 949 s = spltty(); 950 /* 951 * This must be the current vty which is in the VT_PROCESS 952 * switching mode... 953 */ 954 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 955 splx(s); 956 return EINVAL; 957 } 958 /* ...and this process is controlling it. */ 959 if (scp->proc != td->td_proc) { 960 splx(s); 961 return EPERM; 962 } 963 error = EINVAL; 964 switch(*(int *)data) { 965 case VT_FALSE: /* user refuses to release screen, abort */ 966 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 967 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 968 break; 969 case VT_TRUE: /* user has released screen, go on */ 970 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 971 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 972 break; 973 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 974 if ((error = finish_vt_acq(scp)) == 0) 975 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 976 break; 977 default: 978 break; 979 } 980 splx(s); 981 return error; 982 983 case VT_OPENQRY: /* return free virtual console */ 984 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 985 tp = VIRTUAL_TTY(sc, i); 986 if (!ISTTYOPEN(tp)) { 987 *(int *)data = i + 1; 988 return 0; 989 } 990 } 991 return EINVAL; 992 993 case VT_ACTIVATE: /* switch to screen *data */ 994 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 995 s = spltty(); 996 sc_clean_up(sc->cur_scp); 997 splx(s); 998 return sc_switch_scr(sc, i); 999 1000 case VT_WAITACTIVE: /* wait for switch to occur */ 1001 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1002 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1003 return EINVAL; 1004 s = spltty(); 1005 error = sc_clean_up(sc->cur_scp); 1006 splx(s); 1007 if (error) 1008 return error; 1009 scp = SC_STAT(SC_DEV(sc, i)); 1010 if (scp == scp->sc->cur_scp) 1011 return 0; 1012 while ((error=tsleep(&scp->smode, PZERO|PCATCH, 1013 "waitvt", 0)) == ERESTART) ; 1014 return error; 1015 1016 case VT_GETACTIVE: /* get active vty # */ 1017 *(int *)data = sc->cur_scp->index + 1; 1018 return 0; 1019 1020 case VT_GETINDEX: /* get this vty # */ 1021 *(int *)data = scp->index + 1; 1022 return 0; 1023 1024 case VT_LOCKSWITCH: /* prevent vty switching */ 1025 if ((*(int *)data) & 0x01) 1026 sc->flags |= SC_SCRN_VTYLOCK; 1027 else 1028 sc->flags &= ~SC_SCRN_VTYLOCK; 1029 return 0; 1030 1031 case KDENABIO: /* allow io operations */ 1032 error = suser(td); 1033 if (error != 0) 1034 return error; 1035 error = securelevel_gt(td->td_ucred, 0); 1036 if (error != 0) 1037 return error; 1038 #ifdef __i386__ 1039 td->td_frame->tf_eflags |= PSL_IOPL; 1040 #endif 1041 return 0; 1042 1043 case KDDISABIO: /* disallow io operations (default) */ 1044 #ifdef __i386__ 1045 td->td_frame->tf_eflags &= ~PSL_IOPL; 1046 #endif 1047 return 0; 1048 1049 case KDSKBSTATE: /* set keyboard state (locks) */ 1050 if (*(int *)data & ~LOCK_MASK) 1051 return EINVAL; 1052 scp->status &= ~LOCK_MASK; 1053 scp->status |= *(int *)data; 1054 if (scp == sc->cur_scp) 1055 update_kbd_state(scp, scp->status, LOCK_MASK); 1056 return 0; 1057 1058 case KDGKBSTATE: /* get keyboard state (locks) */ 1059 if (scp == sc->cur_scp) 1060 save_kbd_state(scp); 1061 *(int *)data = scp->status & LOCK_MASK; 1062 return 0; 1063 1064 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1065 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1066 error = kbd_ioctl(sc->kbd, cmd, data); 1067 if (error == ENOIOCTL) 1068 error = ENODEV; 1069 return error; 1070 1071 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1072 if (*(int *)data & ~0x7f) 1073 return EINVAL; 1074 error = kbd_ioctl(sc->kbd, cmd, data); 1075 if (error == ENOIOCTL) 1076 error = ENODEV; 1077 return error; 1078 1079 case KDSKBMODE: /* set keyboard mode */ 1080 switch (*(int *)data) { 1081 case K_XLATE: /* switch to XLT ascii mode */ 1082 case K_RAW: /* switch to RAW scancode mode */ 1083 case K_CODE: /* switch to CODE mode */ 1084 scp->kbd_mode = *(int *)data; 1085 if (scp == sc->cur_scp) 1086 kbd_ioctl(sc->kbd, cmd, data); 1087 return 0; 1088 default: 1089 return EINVAL; 1090 } 1091 /* NOT REACHED */ 1092 1093 case KDGKBMODE: /* get keyboard mode */ 1094 *(int *)data = scp->kbd_mode; 1095 return 0; 1096 1097 case KDGKBINFO: 1098 error = kbd_ioctl(sc->kbd, cmd, data); 1099 if (error == ENOIOCTL) 1100 error = ENODEV; 1101 return error; 1102 1103 case KDMKTONE: /* sound the bell */ 1104 if (*(int*)data) 1105 sc_bell(scp, (*(int*)data)&0xffff, 1106 (((*(int*)data)>>16)&0xffff)*hz/1000); 1107 else 1108 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1109 return 0; 1110 1111 case KIOCSOUND: /* make tone (*data) hz */ 1112 if (scp == sc->cur_scp) { 1113 if (*(int *)data) 1114 return sc_tone(*(int *)data); 1115 else 1116 return sc_tone(0); 1117 } 1118 return 0; 1119 1120 case KDGKBTYPE: /* get keyboard type */ 1121 error = kbd_ioctl(sc->kbd, cmd, data); 1122 if (error == ENOIOCTL) { 1123 /* always return something? XXX */ 1124 *(int *)data = 0; 1125 } 1126 return 0; 1127 1128 case KDSETLED: /* set keyboard LED status */ 1129 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1130 return EINVAL; 1131 scp->status &= ~LED_MASK; 1132 scp->status |= *(int *)data; 1133 if (scp == sc->cur_scp) 1134 update_kbd_leds(scp, scp->status); 1135 return 0; 1136 1137 case KDGETLED: /* get keyboard LED status */ 1138 if (scp == sc->cur_scp) 1139 save_kbd_state(scp); 1140 *(int *)data = scp->status & LED_MASK; 1141 return 0; 1142 1143 case CONS_SETKBD: /* set the new keyboard */ 1144 { 1145 keyboard_t *newkbd; 1146 1147 s = spltty(); 1148 newkbd = kbd_get_keyboard(*(int *)data); 1149 if (newkbd == NULL) { 1150 splx(s); 1151 return EINVAL; 1152 } 1153 error = 0; 1154 if (sc->kbd != newkbd) { 1155 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1156 (void *)&sc->keyboard, sckbdevent, sc); 1157 /* i == newkbd->kb_index */ 1158 if (i >= 0) { 1159 if (sc->kbd != NULL) { 1160 save_kbd_state(sc->cur_scp); 1161 kbd_release(sc->kbd, (void *)&sc->keyboard); 1162 } 1163 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1164 sc->keyboard = i; 1165 kbd_ioctl(sc->kbd, KDSKBMODE, 1166 (caddr_t)&sc->cur_scp->kbd_mode); 1167 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1168 LOCK_MASK); 1169 } else { 1170 error = EPERM; /* XXX */ 1171 } 1172 } 1173 splx(s); 1174 return error; 1175 } 1176 1177 case CONS_RELKBD: /* release the current keyboard */ 1178 s = spltty(); 1179 error = 0; 1180 if (sc->kbd != NULL) { 1181 save_kbd_state(sc->cur_scp); 1182 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1183 if (error == 0) { 1184 sc->kbd = NULL; 1185 sc->keyboard = -1; 1186 } 1187 } 1188 splx(s); 1189 return error; 1190 1191 case CONS_GETTERM: /* get the current terminal emulator info */ 1192 { 1193 sc_term_sw_t *sw; 1194 1195 if (((term_info_t *)data)->ti_index == 0) { 1196 sw = scp->tsw; 1197 } else { 1198 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1199 } 1200 if (sw != NULL) { 1201 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1202 sizeof(((term_info_t *)data)->ti_name)); 1203 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1204 sizeof(((term_info_t *)data)->ti_desc)); 1205 ((term_info_t *)data)->ti_flags = 0; 1206 return 0; 1207 } else { 1208 ((term_info_t *)data)->ti_name[0] = '\0'; 1209 ((term_info_t *)data)->ti_desc[0] = '\0'; 1210 ((term_info_t *)data)->ti_flags = 0; 1211 return EINVAL; 1212 } 1213 } 1214 1215 case CONS_SETTERM: /* set the current terminal emulator */ 1216 s = spltty(); 1217 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1218 /* FIXME: what if scp == sc_console! XXX */ 1219 splx(s); 1220 return error; 1221 1222 case GIO_SCRNMAP: /* get output translation table */ 1223 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1224 return 0; 1225 1226 case PIO_SCRNMAP: /* set output translation table */ 1227 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1228 for (i=0; i<sizeof(sc->scr_map); i++) { 1229 sc->scr_rmap[sc->scr_map[i]] = i; 1230 } 1231 return 0; 1232 1233 case GIO_KEYMAP: /* get keyboard translation table */ 1234 case PIO_KEYMAP: /* set keyboard translation table */ 1235 case GIO_DEADKEYMAP: /* get accent key translation table */ 1236 case PIO_DEADKEYMAP: /* set accent key translation table */ 1237 case GETFKEY: /* get function key string */ 1238 case SETFKEY: /* set function key string */ 1239 error = kbd_ioctl(sc->kbd, cmd, data); 1240 if (error == ENOIOCTL) 1241 error = ENODEV; 1242 return error; 1243 1244 #ifndef SC_NO_FONT_LOADING 1245 1246 case PIO_FONT8x8: /* set 8x8 dot font */ 1247 if (!ISFONTAVAIL(sc->adp->va_flags)) 1248 return ENXIO; 1249 bcopy(data, sc->font_8, 8*256); 1250 sc->fonts_loaded |= FONT_8; 1251 /* 1252 * FONT KLUDGE 1253 * Always use the font page #0. XXX 1254 * Don't load if the current font size is not 8x8. 1255 */ 1256 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1257 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1258 return 0; 1259 1260 case GIO_FONT8x8: /* get 8x8 dot font */ 1261 if (!ISFONTAVAIL(sc->adp->va_flags)) 1262 return ENXIO; 1263 if (sc->fonts_loaded & FONT_8) { 1264 bcopy(sc->font_8, data, 8*256); 1265 return 0; 1266 } 1267 else 1268 return ENXIO; 1269 1270 case PIO_FONT8x14: /* set 8x14 dot font */ 1271 if (!ISFONTAVAIL(sc->adp->va_flags)) 1272 return ENXIO; 1273 bcopy(data, sc->font_14, 14*256); 1274 sc->fonts_loaded |= FONT_14; 1275 /* 1276 * FONT KLUDGE 1277 * Always use the font page #0. XXX 1278 * Don't load if the current font size is not 8x14. 1279 */ 1280 if (ISTEXTSC(sc->cur_scp) 1281 && (sc->cur_scp->font_size >= 14) 1282 && (sc->cur_scp->font_size < 16)) 1283 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1284 return 0; 1285 1286 case GIO_FONT8x14: /* get 8x14 dot font */ 1287 if (!ISFONTAVAIL(sc->adp->va_flags)) 1288 return ENXIO; 1289 if (sc->fonts_loaded & FONT_14) { 1290 bcopy(sc->font_14, data, 14*256); 1291 return 0; 1292 } 1293 else 1294 return ENXIO; 1295 1296 case PIO_FONT8x16: /* set 8x16 dot font */ 1297 if (!ISFONTAVAIL(sc->adp->va_flags)) 1298 return ENXIO; 1299 bcopy(data, sc->font_16, 16*256); 1300 sc->fonts_loaded |= FONT_16; 1301 /* 1302 * FONT KLUDGE 1303 * Always use the font page #0. XXX 1304 * Don't load if the current font size is not 8x16. 1305 */ 1306 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1307 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1308 return 0; 1309 1310 case GIO_FONT8x16: /* get 8x16 dot font */ 1311 if (!ISFONTAVAIL(sc->adp->va_flags)) 1312 return ENXIO; 1313 if (sc->fonts_loaded & FONT_16) { 1314 bcopy(sc->font_16, data, 16*256); 1315 return 0; 1316 } 1317 else 1318 return ENXIO; 1319 1320 #endif /* SC_NO_FONT_LOADING */ 1321 1322 default: 1323 break; 1324 } 1325 1326 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, td); 1327 if (error != ENOIOCTL) 1328 return(error); 1329 error = ttioctl(tp, cmd, data, flag); 1330 if (error != ENOIOCTL) 1331 return(error); 1332 return(ENOTTY); 1333 } 1334 1335 static void 1336 scstart(struct tty *tp) 1337 { 1338 struct clist *rbp; 1339 int s, len; 1340 u_char buf[PCBURST]; 1341 scr_stat *scp = SC_STAT(tp->t_dev); 1342 1343 if (scp->status & SLKED || scp->sc->blink_in_progress) 1344 return; 1345 s = spltty(); 1346 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1347 tp->t_state |= TS_BUSY; 1348 rbp = &tp->t_outq; 1349 while (rbp->c_cc) { 1350 len = q_to_b(rbp, buf, PCBURST); 1351 splx(s); 1352 sc_puts(scp, buf, len); 1353 s = spltty(); 1354 } 1355 tp->t_state &= ~TS_BUSY; 1356 ttwwakeup(tp); 1357 } 1358 splx(s); 1359 } 1360 1361 static void 1362 sccnprobe(struct consdev *cp) 1363 { 1364 #if __i386__ || __ia64__ 1365 int unit; 1366 int flags; 1367 1368 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1369 1370 /* a video card is always required */ 1371 if (!scvidprobe(unit, flags, TRUE)) 1372 cp->cn_pri = CN_DEAD; 1373 1374 /* syscons will become console even when there is no keyboard */ 1375 sckbdprobe(unit, flags, TRUE); 1376 1377 if (cp->cn_pri == CN_DEAD) 1378 return; 1379 1380 /* initialize required fields */ 1381 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLECTL); 1382 #endif /* __i386__ || __ia64__ */ 1383 1384 #if __alpha__ 1385 /* 1386 * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() 1387 * interface to install the console. Always return CN_DEAD from 1388 * here. 1389 */ 1390 cp->cn_pri = CN_DEAD; 1391 #endif /* __alpha__ */ 1392 } 1393 1394 static void 1395 sccninit(struct consdev *cp) 1396 { 1397 #if __i386__ || __ia64__ 1398 int unit; 1399 int flags; 1400 1401 sc_get_cons_priority(&unit, &flags); 1402 scinit(unit, flags | SC_KERNEL_CONSOLE); 1403 sc_console_unit = unit; 1404 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1405 #endif /* __i386__ */ 1406 1407 #if __alpha__ 1408 /* SHOULDN'T REACH HERE */ 1409 #endif /* __alpha__ */ 1410 } 1411 1412 static void 1413 sccnterm(struct consdev *cp) 1414 { 1415 /* we are not the kernel console any more, release everything */ 1416 1417 if (sc_console_unit < 0) 1418 return; /* shouldn't happen */ 1419 1420 #if __i386__ || __ia64__ 1421 #if 0 /* XXX */ 1422 sc_clear_screen(sc_console); 1423 sccnupdate(sc_console); 1424 #endif 1425 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1426 sc_console_unit = -1; 1427 sc_console = NULL; 1428 #endif /* __i386__ */ 1429 1430 #if __alpha__ 1431 /* do nothing XXX */ 1432 #endif /* __alpha__ */ 1433 } 1434 1435 #ifdef __alpha__ 1436 1437 void 1438 sccnattach(void) 1439 { 1440 static struct consdev consdev; 1441 int unit; 1442 int flags; 1443 1444 bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); 1445 consdev.cn_pri = sc_get_cons_priority(&unit, &flags); 1446 1447 /* a video card is always required */ 1448 if (!scvidprobe(unit, flags, TRUE)) 1449 consdev.cn_pri = CN_DEAD; 1450 1451 /* alpha doesn't allow the console being without a keyboard... Why? */ 1452 if (!sckbdprobe(unit, flags, TRUE)) 1453 consdev.cn_pri = CN_DEAD; 1454 1455 if (consdev.cn_pri == CN_DEAD) 1456 return; 1457 1458 scinit(unit, flags | SC_KERNEL_CONSOLE); 1459 sc_console_unit = unit; 1460 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1461 consdev.cn_dev = makedev(CDEV_MAJOR, 0); 1462 cnadd(&consdev); 1463 } 1464 1465 #endif /* __alpha__ */ 1466 1467 static void 1468 sccnputc(struct consdev *cd, int c) 1469 { 1470 u_char buf[1]; 1471 scr_stat *scp = sc_console; 1472 void *save; 1473 #ifndef SC_NO_HISTORY 1474 struct tty *tp; 1475 #endif /* !SC_NO_HISTORY */ 1476 int s; 1477 1478 /* assert(sc_console != NULL) */ 1479 1480 #ifndef SC_NO_HISTORY 1481 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1482 scp->status &= ~SLKED; 1483 update_kbd_state(scp, scp->status, SLKED); 1484 if (scp->status & BUFFER_SAVED) { 1485 if (!sc_hist_restore(scp)) 1486 sc_remove_cutmarking(scp); 1487 scp->status &= ~BUFFER_SAVED; 1488 scp->status |= CURSOR_ENABLED; 1489 sc_draw_cursor_image(scp); 1490 } 1491 tp = VIRTUAL_TTY(scp->sc, scp->index); 1492 if (ISTTYOPEN(tp)) 1493 scstart(tp); 1494 } 1495 #endif /* !SC_NO_HISTORY */ 1496 1497 save = scp->ts; 1498 if (kernel_console_ts != NULL) 1499 scp->ts = kernel_console_ts; 1500 buf[0] = c; 1501 sc_puts(scp, buf, 1); 1502 scp->ts = save; 1503 1504 s = spltty(); /* block sckbdevent and scrn_timer */ 1505 sccnupdate(scp); 1506 splx(s); 1507 } 1508 1509 static int 1510 sccngetc(struct consdev *cd) 1511 { 1512 return sccngetch(0); 1513 } 1514 1515 static int 1516 sccncheckc(struct consdev *cd) 1517 { 1518 return sccngetch(SCGETC_NONBLOCK); 1519 } 1520 1521 static void 1522 sccndbctl(struct consdev *cd, int on) 1523 { 1524 /* assert(sc_console_unit >= 0) */ 1525 /* try to switch to the kernel console screen */ 1526 if (on && debugger == 0) { 1527 /* 1528 * TRY to make sure the screen saver is stopped, 1529 * and the screen is updated before switching to 1530 * the vty0. 1531 */ 1532 scrn_timer(NULL); 1533 if (!cold 1534 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1535 && sc_console->smode.mode == VT_AUTO) { 1536 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1537 ++debugger; /* XXX */ 1538 #ifdef DDB 1539 /* unlock vty switching */ 1540 sc_console->sc->flags &= ~SC_SCRN_VTYLOCK; 1541 #endif 1542 sc_switch_scr(sc_console->sc, sc_console->index); 1543 --debugger; /* XXX */ 1544 } 1545 } 1546 if (on) 1547 ++debugger; 1548 else 1549 --debugger; 1550 } 1551 1552 static int 1553 sccngetch(int flags) 1554 { 1555 static struct fkeytab fkey; 1556 static int fkeycp; 1557 scr_stat *scp; 1558 u_char *p; 1559 int cur_mode; 1560 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1561 int c; 1562 1563 /* assert(sc_console != NULL) */ 1564 1565 /* 1566 * Stop the screen saver and update the screen if necessary. 1567 * What if we have been running in the screen saver code... XXX 1568 */ 1569 sc_touch_scrn_saver(); 1570 scp = sc_console->sc->cur_scp; /* XXX */ 1571 sccnupdate(scp); 1572 1573 if (fkeycp < fkey.len) { 1574 splx(s); 1575 return fkey.str[fkeycp++]; 1576 } 1577 1578 if (scp->sc->kbd == NULL) { 1579 splx(s); 1580 return -1; 1581 } 1582 1583 /* 1584 * Make sure the keyboard is accessible even when the kbd device 1585 * driver is disabled. 1586 */ 1587 kbd_enable(scp->sc->kbd); 1588 1589 /* we shall always use the keyboard in the XLATE mode here */ 1590 cur_mode = scp->kbd_mode; 1591 scp->kbd_mode = K_XLATE; 1592 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1593 1594 kbd_poll(scp->sc->kbd, TRUE); 1595 c = scgetc(scp->sc, SCGETC_CN | flags); 1596 kbd_poll(scp->sc->kbd, FALSE); 1597 1598 scp->kbd_mode = cur_mode; 1599 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1600 kbd_disable(scp->sc->kbd); 1601 splx(s); 1602 1603 switch (KEYFLAGS(c)) { 1604 case 0: /* normal char */ 1605 return KEYCHAR(c); 1606 case FKEY: /* function key */ 1607 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1608 fkey.len = fkeycp; 1609 if ((p != NULL) && (fkey.len > 0)) { 1610 bcopy(p, fkey.str, fkey.len); 1611 fkeycp = 1; 1612 return fkey.str[0]; 1613 } 1614 return c; /* XXX */ 1615 case NOKEY: 1616 case ERRKEY: 1617 default: 1618 return -1; 1619 } 1620 /* NOT REACHED */ 1621 } 1622 1623 static void 1624 sccnupdate(scr_stat *scp) 1625 { 1626 /* this is a cut-down version of scrn_timer()... */ 1627 1628 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1629 return; 1630 1631 if (debugger > 0 || panicstr || shutdown_in_progress) { 1632 sc_touch_scrn_saver(); 1633 } else if (scp != scp->sc->cur_scp) { 1634 return; 1635 } 1636 1637 if (!run_scrn_saver) 1638 scp->sc->flags &= ~SC_SCRN_IDLE; 1639 #ifdef DEV_SPLASH 1640 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1641 if (scp->sc->flags & SC_SCRN_BLANKED) 1642 stop_scrn_saver(scp->sc, current_saver); 1643 #endif 1644 1645 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1646 || scp->sc->switch_in_progress) 1647 return; 1648 /* 1649 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1650 * when write_in_progress is non-zero. XXX 1651 */ 1652 1653 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1654 scrn_update(scp, TRUE); 1655 } 1656 1657 static void 1658 scrn_timer(void *arg) 1659 { 1660 static int kbd_interval = 0; 1661 struct timeval tv; 1662 sc_softc_t *sc; 1663 scr_stat *scp; 1664 int again; 1665 int s; 1666 1667 again = (arg != NULL); 1668 if (arg != NULL) 1669 sc = (sc_softc_t *)arg; 1670 else if (sc_console != NULL) 1671 sc = sc_console->sc; 1672 else 1673 return; 1674 1675 /* don't do anything when we are performing some I/O operations */ 1676 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1677 if (again) 1678 timeout(scrn_timer, sc, hz / 10); 1679 return; 1680 } 1681 s = spltty(); 1682 1683 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1684 /* try to allocate a keyboard automatically */ 1685 if (++kbd_interval >= 25) { 1686 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1687 sckbdevent, sc); 1688 if (sc->keyboard >= 0) { 1689 sc->kbd = kbd_get_keyboard(sc->keyboard); 1690 kbd_ioctl(sc->kbd, KDSKBMODE, 1691 (caddr_t)&sc->cur_scp->kbd_mode); 1692 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1693 LOCK_MASK); 1694 } 1695 kbd_interval = 0; 1696 } 1697 } 1698 1699 /* find the vty to update */ 1700 scp = sc->cur_scp; 1701 1702 /* should we stop the screen saver? */ 1703 getmicrouptime(&tv); 1704 if (debugger > 0 || panicstr || shutdown_in_progress) 1705 sc_touch_scrn_saver(); 1706 if (run_scrn_saver) { 1707 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1708 sc->flags |= SC_SCRN_IDLE; 1709 else 1710 sc->flags &= ~SC_SCRN_IDLE; 1711 } else { 1712 sc->scrn_time_stamp = tv.tv_sec; 1713 sc->flags &= ~SC_SCRN_IDLE; 1714 if (scrn_blank_time > 0) 1715 run_scrn_saver = TRUE; 1716 } 1717 #ifdef DEV_SPLASH 1718 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1719 if (sc->flags & SC_SCRN_BLANKED) 1720 stop_scrn_saver(sc, current_saver); 1721 #endif 1722 1723 /* should we just return ? */ 1724 if (sc->blink_in_progress || sc->switch_in_progress 1725 || sc->write_in_progress) { 1726 if (again) 1727 timeout(scrn_timer, sc, hz / 10); 1728 splx(s); 1729 return; 1730 } 1731 1732 /* Update the screen */ 1733 scp = sc->cur_scp; /* cur_scp may have changed... */ 1734 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1735 scrn_update(scp, TRUE); 1736 1737 #ifdef DEV_SPLASH 1738 /* should we activate the screen saver? */ 1739 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1740 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1741 (*current_saver)(sc, TRUE); 1742 #endif 1743 1744 if (again) 1745 timeout(scrn_timer, sc, hz / 25); 1746 splx(s); 1747 } 1748 1749 static int 1750 and_region(int *s1, int *e1, int s2, int e2) 1751 { 1752 if (*e1 < s2 || e2 < *s1) 1753 return FALSE; 1754 *s1 = imax(*s1, s2); 1755 *e1 = imin(*e1, e2); 1756 return TRUE; 1757 } 1758 1759 static void 1760 scrn_update(scr_stat *scp, int show_cursor) 1761 { 1762 int start; 1763 int end; 1764 int s; 1765 int e; 1766 1767 /* assert(scp == scp->sc->cur_scp) */ 1768 1769 ++scp->sc->videoio_in_progress; 1770 1771 #ifndef SC_NO_CUTPASTE 1772 /* remove the previous mouse pointer image if necessary */ 1773 if (scp->status & MOUSE_VISIBLE) { 1774 s = scp->mouse_pos; 1775 e = scp->mouse_pos + scp->xsize + 1; 1776 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1777 || and_region(&s, &e, scp->start, scp->end) 1778 || ((scp->status & CURSOR_ENABLED) && 1779 (scp->cursor_pos != scp->cursor_oldpos) && 1780 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1781 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1782 sc_remove_mouse_image(scp); 1783 if (scp->end >= scp->xsize*scp->ysize) 1784 scp->end = scp->xsize*scp->ysize - 1; 1785 } 1786 } 1787 #endif /* !SC_NO_CUTPASTE */ 1788 1789 #if 1 1790 /* debug: XXX */ 1791 if (scp->end >= scp->xsize*scp->ysize) { 1792 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1793 scp->end = scp->xsize*scp->ysize - 1; 1794 } 1795 if (scp->start < 0) { 1796 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1797 scp->start = 0; 1798 } 1799 #endif 1800 1801 /* update screen image */ 1802 if (scp->start <= scp->end) { 1803 if (scp->mouse_cut_end >= 0) { 1804 /* there is a marked region for cut & paste */ 1805 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1806 start = scp->mouse_cut_start; 1807 end = scp->mouse_cut_end; 1808 } else { 1809 start = scp->mouse_cut_end; 1810 end = scp->mouse_cut_start - 1; 1811 } 1812 s = start; 1813 e = end; 1814 /* does the cut-mark region overlap with the update region? */ 1815 if (and_region(&s, &e, scp->start, scp->end)) { 1816 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1817 s = 0; 1818 e = start - 1; 1819 if (and_region(&s, &e, scp->start, scp->end)) 1820 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1821 s = end + 1; 1822 e = scp->xsize*scp->ysize - 1; 1823 if (and_region(&s, &e, scp->start, scp->end)) 1824 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1825 } else { 1826 (*scp->rndr->draw)(scp, scp->start, 1827 scp->end - scp->start + 1, FALSE); 1828 } 1829 } else { 1830 (*scp->rndr->draw)(scp, scp->start, 1831 scp->end - scp->start + 1, FALSE); 1832 } 1833 } 1834 1835 /* we are not to show the cursor and the mouse pointer... */ 1836 if (!show_cursor) { 1837 scp->end = 0; 1838 scp->start = scp->xsize*scp->ysize - 1; 1839 --scp->sc->videoio_in_progress; 1840 return; 1841 } 1842 1843 /* update cursor image */ 1844 if (scp->status & CURSOR_ENABLED) { 1845 s = scp->start; 1846 e = scp->end; 1847 /* did cursor move since last time ? */ 1848 if (scp->cursor_pos != scp->cursor_oldpos) { 1849 /* do we need to remove old cursor image ? */ 1850 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1851 sc_remove_cursor_image(scp); 1852 sc_draw_cursor_image(scp); 1853 } else { 1854 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1855 /* cursor didn't move, but has been overwritten */ 1856 sc_draw_cursor_image(scp); 1857 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1858 /* if it's a blinking cursor, update it */ 1859 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1860 sc_inside_cutmark(scp, 1861 scp->cursor_pos)); 1862 } 1863 } 1864 1865 #ifndef SC_NO_CUTPASTE 1866 /* update "pseudo" mouse pointer image */ 1867 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1868 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1869 scp->status &= ~MOUSE_MOVED; 1870 sc_draw_mouse_image(scp); 1871 } 1872 } 1873 #endif /* SC_NO_CUTPASTE */ 1874 1875 scp->end = 0; 1876 scp->start = scp->xsize*scp->ysize - 1; 1877 1878 --scp->sc->videoio_in_progress; 1879 } 1880 1881 #ifdef DEV_SPLASH 1882 static int 1883 scsplash_callback(int event, void *arg) 1884 { 1885 sc_softc_t *sc; 1886 int error; 1887 1888 sc = (sc_softc_t *)arg; 1889 1890 switch (event) { 1891 case SPLASH_INIT: 1892 if (add_scrn_saver(scsplash_saver) == 0) { 1893 sc->flags &= ~SC_SAVER_FAILED; 1894 run_scrn_saver = TRUE; 1895 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1896 scsplash_stick(TRUE); 1897 (*current_saver)(sc, TRUE); 1898 } 1899 } 1900 return 0; 1901 1902 case SPLASH_TERM: 1903 if (current_saver == scsplash_saver) { 1904 scsplash_stick(FALSE); 1905 error = remove_scrn_saver(scsplash_saver); 1906 if (error) 1907 return error; 1908 } 1909 return 0; 1910 1911 default: 1912 return EINVAL; 1913 } 1914 } 1915 1916 static void 1917 scsplash_saver(sc_softc_t *sc, int show) 1918 { 1919 static int busy = FALSE; 1920 scr_stat *scp; 1921 1922 if (busy) 1923 return; 1924 busy = TRUE; 1925 1926 scp = sc->cur_scp; 1927 if (show) { 1928 if (!(sc->flags & SC_SAVER_FAILED)) { 1929 if (!(sc->flags & SC_SCRN_BLANKED)) 1930 set_scrn_saver_mode(scp, -1, NULL, 0); 1931 switch (splash(sc->adp, TRUE)) { 1932 case 0: /* succeeded */ 1933 break; 1934 case EAGAIN: /* try later */ 1935 restore_scrn_saver_mode(scp, FALSE); 1936 sc_touch_scrn_saver(); /* XXX */ 1937 break; 1938 default: 1939 sc->flags |= SC_SAVER_FAILED; 1940 scsplash_stick(FALSE); 1941 restore_scrn_saver_mode(scp, TRUE); 1942 printf("scsplash_saver(): failed to put up the image\n"); 1943 break; 1944 } 1945 } 1946 } else if (!sticky_splash) { 1947 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1948 restore_scrn_saver_mode(scp, TRUE); 1949 } 1950 busy = FALSE; 1951 } 1952 1953 static int 1954 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1955 { 1956 #if 0 1957 int error; 1958 1959 if (current_saver != none_saver) { 1960 error = remove_scrn_saver(current_saver); 1961 if (error) 1962 return error; 1963 } 1964 #endif 1965 if (current_saver != none_saver) 1966 return EBUSY; 1967 1968 run_scrn_saver = FALSE; 1969 saver_mode = CONS_LKM_SAVER; 1970 current_saver = this_saver; 1971 return 0; 1972 } 1973 1974 static int 1975 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1976 { 1977 if (current_saver != this_saver) 1978 return EINVAL; 1979 1980 #if 0 1981 /* 1982 * In order to prevent `current_saver' from being called by 1983 * the timeout routine `scrn_timer()' while we manipulate 1984 * the saver list, we shall set `current_saver' to `none_saver' 1985 * before stopping the current saver, rather than blocking by `splXX()'. 1986 */ 1987 current_saver = none_saver; 1988 if (scrn_blanked) 1989 stop_scrn_saver(this_saver); 1990 #endif 1991 1992 /* unblank all blanked screens */ 1993 wait_scrn_saver_stop(NULL); 1994 if (scrn_blanked) 1995 return EBUSY; 1996 1997 current_saver = none_saver; 1998 return 0; 1999 } 2000 2001 static int 2002 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2003 { 2004 int s; 2005 2006 /* assert(scp == scp->sc->cur_scp) */ 2007 s = spltty(); 2008 if (!ISGRAPHSC(scp)) 2009 sc_remove_cursor_image(scp); 2010 scp->splash_save_mode = scp->mode; 2011 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2012 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2013 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2014 scp->sc->flags |= SC_SCRN_BLANKED; 2015 ++scrn_blanked; 2016 splx(s); 2017 if (mode < 0) 2018 return 0; 2019 scp->mode = mode; 2020 if (set_mode(scp) == 0) { 2021 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2022 scp->status |= GRAPHICS_MODE; 2023 #ifndef SC_NO_PALETTE_LOADING 2024 if (pal != NULL) 2025 load_palette(scp->sc->adp, pal); 2026 #endif 2027 sc_set_border(scp, border); 2028 return 0; 2029 } else { 2030 s = spltty(); 2031 scp->mode = scp->splash_save_mode; 2032 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2033 scp->status |= scp->splash_save_status; 2034 splx(s); 2035 return 1; 2036 } 2037 } 2038 2039 static int 2040 restore_scrn_saver_mode(scr_stat *scp, int changemode) 2041 { 2042 int mode; 2043 int status; 2044 int s; 2045 2046 /* assert(scp == scp->sc->cur_scp) */ 2047 s = spltty(); 2048 mode = scp->mode; 2049 status = scp->status; 2050 scp->mode = scp->splash_save_mode; 2051 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2052 scp->status |= scp->splash_save_status; 2053 scp->sc->flags &= ~SC_SCRN_BLANKED; 2054 if (!changemode) { 2055 if (!ISGRAPHSC(scp)) 2056 sc_draw_cursor_image(scp); 2057 --scrn_blanked; 2058 splx(s); 2059 return 0; 2060 } 2061 if (set_mode(scp) == 0) { 2062 #ifndef SC_NO_PALETTE_LOADING 2063 load_palette(scp->sc->adp, scp->sc->palette); 2064 #endif 2065 --scrn_blanked; 2066 splx(s); 2067 return 0; 2068 } else { 2069 scp->mode = mode; 2070 scp->status = status; 2071 splx(s); 2072 return 1; 2073 } 2074 } 2075 2076 static void 2077 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2078 { 2079 (*saver)(sc, FALSE); 2080 run_scrn_saver = FALSE; 2081 /* the screen saver may have chosen not to stop after all... */ 2082 if (sc->flags & SC_SCRN_BLANKED) 2083 return; 2084 2085 mark_all(sc->cur_scp); 2086 if (sc->delayed_next_scr) 2087 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2088 if (debugger == 0) 2089 wakeup(&scrn_blanked); 2090 } 2091 2092 static int 2093 wait_scrn_saver_stop(sc_softc_t *sc) 2094 { 2095 int error = 0; 2096 2097 while (scrn_blanked > 0) { 2098 run_scrn_saver = FALSE; 2099 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2100 error = 0; 2101 break; 2102 } 2103 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2104 if ((error != 0) && (error != ERESTART)) 2105 break; 2106 } 2107 run_scrn_saver = FALSE; 2108 return error; 2109 } 2110 #endif /* DEV_SPLASH */ 2111 2112 void 2113 sc_touch_scrn_saver(void) 2114 { 2115 scsplash_stick(FALSE); 2116 run_scrn_saver = FALSE; 2117 } 2118 2119 int 2120 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2121 { 2122 scr_stat *cur_scp; 2123 struct tty *tp; 2124 struct proc *p; 2125 int s; 2126 2127 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2128 2129 /* prevent switch if previously requested */ 2130 if (sc->flags & SC_SCRN_VTYLOCK) { 2131 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2132 sc->cur_scp->bell_duration); 2133 return EPERM; 2134 } 2135 2136 /* delay switch if the screen is blanked or being updated */ 2137 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2138 || sc->blink_in_progress || sc->videoio_in_progress) { 2139 sc->delayed_next_scr = next_scr + 1; 2140 sc_touch_scrn_saver(); 2141 DPRINTF(5, ("switch delayed\n")); 2142 return 0; 2143 } 2144 2145 s = spltty(); 2146 cur_scp = sc->cur_scp; 2147 2148 /* we are in the middle of the vty switching process... */ 2149 if (sc->switch_in_progress 2150 && (cur_scp->smode.mode == VT_PROCESS) 2151 && cur_scp->proc) { 2152 p = pfind(cur_scp->pid); 2153 if (cur_scp->proc != p) { 2154 if (p) 2155 PROC_UNLOCK(p); 2156 /* 2157 * The controlling process has died!!. Do some clean up. 2158 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2159 * are not reset here yet; they will be cleared later. 2160 */ 2161 DPRINTF(5, ("cur_scp controlling process %d died, ", 2162 cur_scp->pid)); 2163 if (cur_scp->status & SWITCH_WAIT_REL) { 2164 /* 2165 * Force the previous switch to finish, but return now 2166 * with error. 2167 */ 2168 DPRINTF(5, ("reset WAIT_REL, ")); 2169 finish_vt_rel(cur_scp, TRUE, &s); 2170 splx(s); 2171 DPRINTF(5, ("finishing previous switch\n")); 2172 return EINVAL; 2173 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2174 /* let's assume screen switch has been completed. */ 2175 DPRINTF(5, ("reset WAIT_ACQ, ")); 2176 finish_vt_acq(cur_scp); 2177 } else { 2178 /* 2179 * We are in between screen release and acquisition, and 2180 * reached here via scgetc() or scrn_timer() which has 2181 * interrupted exchange_scr(). Don't do anything stupid. 2182 */ 2183 DPRINTF(5, ("waiting nothing, ")); 2184 } 2185 } else { 2186 if (p) 2187 PROC_UNLOCK(p); 2188 /* 2189 * The controlling process is alive, but not responding... 2190 * It is either buggy or it may be just taking time. 2191 * The following code is a gross kludge to cope with this 2192 * problem for which there is no clean solution. XXX 2193 */ 2194 if (cur_scp->status & SWITCH_WAIT_REL) { 2195 switch (sc->switch_in_progress++) { 2196 case 1: 2197 break; 2198 case 2: 2199 DPRINTF(5, ("sending relsig again, ")); 2200 signal_vt_rel(cur_scp); 2201 break; 2202 case 3: 2203 break; 2204 case 4: 2205 default: 2206 /* 2207 * Act as if the controlling program returned 2208 * VT_FALSE. 2209 */ 2210 DPRINTF(5, ("force reset WAIT_REL, ")); 2211 finish_vt_rel(cur_scp, FALSE, &s); 2212 splx(s); 2213 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2214 return EINVAL; 2215 } 2216 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2217 switch (sc->switch_in_progress++) { 2218 case 1: 2219 break; 2220 case 2: 2221 DPRINTF(5, ("sending acqsig again, ")); 2222 signal_vt_acq(cur_scp); 2223 break; 2224 case 3: 2225 break; 2226 case 4: 2227 default: 2228 /* clear the flag and finish the previous switch */ 2229 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2230 finish_vt_acq(cur_scp); 2231 break; 2232 } 2233 } 2234 } 2235 } 2236 2237 /* 2238 * Return error if an invalid argument is given, or vty switch 2239 * is still in progress. 2240 */ 2241 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2242 || sc->switch_in_progress) { 2243 splx(s); 2244 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2245 DPRINTF(5, ("error 1\n")); 2246 return EINVAL; 2247 } 2248 2249 /* 2250 * Don't allow switching away from the graphics mode vty 2251 * if the switch mode is VT_AUTO, unless the next vty is the same 2252 * as the current or the current vty has been closed (but showing). 2253 */ 2254 tp = VIRTUAL_TTY(sc, cur_scp->index); 2255 if ((cur_scp->index != next_scr) 2256 && ISTTYOPEN(tp) 2257 && (cur_scp->smode.mode == VT_AUTO) 2258 && ISGRAPHSC(cur_scp)) { 2259 splx(s); 2260 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2261 DPRINTF(5, ("error, graphics mode\n")); 2262 return EINVAL; 2263 } 2264 2265 /* 2266 * Is the wanted vty open? Don't allow switching to a closed vty. 2267 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2268 * Note that we always allow the user to switch to the kernel 2269 * console even if it is closed. 2270 */ 2271 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2272 tp = VIRTUAL_TTY(sc, next_scr); 2273 if (!ISTTYOPEN(tp)) { 2274 splx(s); 2275 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2276 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2277 return EINVAL; 2278 } 2279 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2280 splx(s); 2281 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2282 return EINVAL; 2283 } 2284 } 2285 2286 /* this is the start of vty switching process... */ 2287 ++sc->switch_in_progress; 2288 sc->delayed_next_scr = 0; 2289 sc->old_scp = cur_scp; 2290 sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); 2291 if (sc->new_scp == sc->old_scp) { 2292 sc->switch_in_progress = 0; 2293 /* 2294 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2295 * sched_lock is in an in-between state, e.g., when we stop at 2296 * a breakpoint at fork_exit. It has always been wrong to call 2297 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2298 * is supposed to be locked by splhigh(), but the debugger may 2299 * be invoked at splhigh(). 2300 */ 2301 if (debugger == 0) 2302 wakeup(&sc->new_scp->smode); 2303 splx(s); 2304 DPRINTF(5, ("switch done (new == old)\n")); 2305 return 0; 2306 } 2307 2308 /* has controlling process died? */ 2309 vt_proc_alive(sc->old_scp); 2310 vt_proc_alive(sc->new_scp); 2311 2312 /* wait for the controlling process to release the screen, if necessary */ 2313 if (signal_vt_rel(sc->old_scp)) { 2314 splx(s); 2315 return 0; 2316 } 2317 2318 /* go set up the new vty screen */ 2319 splx(s); 2320 exchange_scr(sc); 2321 s = spltty(); 2322 2323 /* wake up processes waiting for this vty */ 2324 if (debugger == 0) 2325 wakeup(&sc->cur_scp->smode); 2326 2327 /* wait for the controlling process to acknowledge, if necessary */ 2328 if (signal_vt_acq(sc->cur_scp)) { 2329 splx(s); 2330 return 0; 2331 } 2332 2333 sc->switch_in_progress = 0; 2334 if (sc->unit == sc_console_unit) 2335 cons_unavail = FALSE; 2336 splx(s); 2337 DPRINTF(5, ("switch done\n")); 2338 2339 return 0; 2340 } 2341 2342 static int 2343 do_switch_scr(sc_softc_t *sc, int s) 2344 { 2345 vt_proc_alive(sc->new_scp); 2346 2347 splx(s); 2348 exchange_scr(sc); 2349 s = spltty(); 2350 /* sc->cur_scp == sc->new_scp */ 2351 wakeup(&sc->cur_scp->smode); 2352 2353 /* wait for the controlling process to acknowledge, if necessary */ 2354 if (!signal_vt_acq(sc->cur_scp)) { 2355 sc->switch_in_progress = 0; 2356 if (sc->unit == sc_console_unit) 2357 cons_unavail = FALSE; 2358 } 2359 2360 return s; 2361 } 2362 2363 static int 2364 vt_proc_alive(scr_stat *scp) 2365 { 2366 struct proc *p; 2367 2368 if (scp->proc) { 2369 if ((p = pfind(scp->pid)) != NULL) 2370 PROC_UNLOCK(p); 2371 if (scp->proc == p) 2372 return TRUE; 2373 scp->proc = NULL; 2374 scp->smode.mode = VT_AUTO; 2375 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2376 } 2377 return FALSE; 2378 } 2379 2380 static int 2381 signal_vt_rel(scr_stat *scp) 2382 { 2383 if (scp->smode.mode != VT_PROCESS) 2384 return FALSE; 2385 scp->status |= SWITCH_WAIT_REL; 2386 PROC_LOCK(scp->proc); 2387 psignal(scp->proc, scp->smode.relsig); 2388 PROC_UNLOCK(scp->proc); 2389 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2390 return TRUE; 2391 } 2392 2393 static int 2394 signal_vt_acq(scr_stat *scp) 2395 { 2396 if (scp->smode.mode != VT_PROCESS) 2397 return FALSE; 2398 if (scp->sc->unit == sc_console_unit) 2399 cons_unavail = TRUE; 2400 scp->status |= SWITCH_WAIT_ACQ; 2401 PROC_LOCK(scp->proc); 2402 psignal(scp->proc, scp->smode.acqsig); 2403 PROC_UNLOCK(scp->proc); 2404 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2405 return TRUE; 2406 } 2407 2408 static int 2409 finish_vt_rel(scr_stat *scp, int release, int *s) 2410 { 2411 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2412 scp->status &= ~SWITCH_WAIT_REL; 2413 if (release) 2414 *s = do_switch_scr(scp->sc, *s); 2415 else 2416 scp->sc->switch_in_progress = 0; 2417 return 0; 2418 } 2419 return EINVAL; 2420 } 2421 2422 static int 2423 finish_vt_acq(scr_stat *scp) 2424 { 2425 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2426 scp->status &= ~SWITCH_WAIT_ACQ; 2427 scp->sc->switch_in_progress = 0; 2428 return 0; 2429 } 2430 return EINVAL; 2431 } 2432 2433 static void 2434 exchange_scr(sc_softc_t *sc) 2435 { 2436 scr_stat *scp; 2437 2438 /* save the current state of video and keyboard */ 2439 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2440 if (!ISGRAPHSC(sc->old_scp)) 2441 sc_remove_cursor_image(sc->old_scp); 2442 if (sc->old_scp->kbd_mode == K_XLATE) 2443 save_kbd_state(sc->old_scp); 2444 2445 /* set up the video for the new screen */ 2446 scp = sc->cur_scp = sc->new_scp; 2447 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2448 set_mode(scp); 2449 else 2450 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2451 (void *)sc->adp->va_window, FALSE); 2452 scp->status |= MOUSE_HIDDEN; 2453 sc_move_cursor(scp, scp->xpos, scp->ypos); 2454 if (!ISGRAPHSC(scp)) 2455 sc_set_cursor_image(scp); 2456 #ifndef SC_NO_PALETTE_LOADING 2457 if (ISGRAPHSC(sc->old_scp)) 2458 load_palette(sc->adp, sc->palette); 2459 #endif 2460 sc_set_border(scp, scp->border); 2461 2462 /* set up the keyboard for the new screen */ 2463 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2464 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2465 update_kbd_state(scp, scp->status, LOCK_MASK); 2466 2467 mark_all(scp); 2468 } 2469 2470 void 2471 sc_puts(scr_stat *scp, u_char *buf, int len) 2472 { 2473 #ifdef DEV_SPLASH 2474 /* make screensaver happy */ 2475 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2476 run_scrn_saver = FALSE; 2477 #endif 2478 2479 if (scp->tsw) 2480 (*scp->tsw->te_puts)(scp, buf, len); 2481 2482 if (scp->sc->delayed_next_scr) 2483 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2484 } 2485 2486 void 2487 sc_draw_cursor_image(scr_stat *scp) 2488 { 2489 /* assert(scp == scp->sc->cur_scp); */ 2490 ++scp->sc->videoio_in_progress; 2491 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2492 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2493 sc_inside_cutmark(scp, scp->cursor_pos)); 2494 scp->cursor_oldpos = scp->cursor_pos; 2495 --scp->sc->videoio_in_progress; 2496 } 2497 2498 void 2499 sc_remove_cursor_image(scr_stat *scp) 2500 { 2501 /* assert(scp == scp->sc->cur_scp); */ 2502 ++scp->sc->videoio_in_progress; 2503 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2504 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2505 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2506 --scp->sc->videoio_in_progress; 2507 } 2508 2509 static void 2510 update_cursor_image(scr_stat *scp) 2511 { 2512 /* assert(scp == scp->sc->cur_scp); */ 2513 sc_remove_cursor_image(scp); 2514 sc_set_cursor_image(scp); 2515 sc_draw_cursor_image(scp); 2516 } 2517 2518 void 2519 sc_set_cursor_image(scr_stat *scp) 2520 { 2521 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2522 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2523 /* hidden cursor is internally represented as zero-height underline */ 2524 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2525 scp->curs_attr.base = scp->curs_attr.height = 0; 2526 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2527 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2528 scp->font_size - 1); 2529 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2530 scp->font_size - scp->curs_attr.base); 2531 } else { /* block cursor */ 2532 scp->curs_attr.base = 0; 2533 scp->curs_attr.height = scp->font_size; 2534 } 2535 2536 /* assert(scp == scp->sc->cur_scp); */ 2537 ++scp->sc->videoio_in_progress; 2538 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2539 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2540 --scp->sc->videoio_in_progress; 2541 } 2542 2543 static void 2544 change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2545 { 2546 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2547 sc_remove_cursor_image(scp); 2548 2549 if (base >= 0) 2550 scp->curr_curs_attr.base = base; 2551 if (height >= 0) 2552 scp->curr_curs_attr.height = height; 2553 if (flags & CONS_RESET_CURSOR) 2554 scp->curr_curs_attr = scp->dflt_curs_attr; 2555 else 2556 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2557 2558 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2559 sc_set_cursor_image(scp); 2560 sc_draw_cursor_image(scp); 2561 } 2562 } 2563 2564 void 2565 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2566 { 2567 sc_softc_t *sc; 2568 dev_t dev; 2569 int s; 2570 int i; 2571 2572 s = spltty(); 2573 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2574 /* local (per vty) change */ 2575 change_cursor_shape(scp, flags, base, height); 2576 splx(s); 2577 return; 2578 } 2579 2580 /* global change */ 2581 sc = scp->sc; 2582 if (base >= 0) 2583 sc->curs_attr.base = base; 2584 if (height >= 0) 2585 sc->curs_attr.height = height; 2586 if (flags != -1) { 2587 if (flags & CONS_RESET_CURSOR) 2588 sc->curs_attr = sc->dflt_curs_attr; 2589 else 2590 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2591 } 2592 2593 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2594 if ((dev = SC_DEV(sc, i)) == NODEV) 2595 continue; 2596 if ((scp = SC_STAT(dev)) == NULL) 2597 continue; 2598 scp->dflt_curs_attr = sc->curs_attr; 2599 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2600 } 2601 splx(s); 2602 } 2603 2604 static void 2605 scinit(int unit, int flags) 2606 { 2607 /* 2608 * When syscons is being initialized as the kernel console, malloc() 2609 * is not yet functional, because various kernel structures has not been 2610 * fully initialized yet. Therefore, we need to declare the following 2611 * static buffers for the console. This is less than ideal, 2612 * but is necessry evil for the time being. XXX 2613 */ 2614 static scr_stat main_console; 2615 static dev_t main_devs[MAXCONS]; 2616 static struct tty main_tty; 2617 static u_short sc_buffer[ROW*COL]; /* XXX */ 2618 #ifndef SC_NO_FONT_LOADING 2619 static u_char font_8[256*8]; 2620 static u_char font_14[256*14]; 2621 static u_char font_16[256*16]; 2622 #endif 2623 2624 sc_softc_t *sc; 2625 scr_stat *scp; 2626 video_adapter_t *adp; 2627 int col; 2628 int row; 2629 int i; 2630 2631 /* one time initialization */ 2632 if (init_done == COLD) 2633 sc_get_bios_values(&bios_value); 2634 init_done = WARM; 2635 2636 /* 2637 * Allocate resources. Even if we are being called for the second 2638 * time, we must allocate them again, because they might have 2639 * disappeared... 2640 */ 2641 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2642 adp = NULL; 2643 if (sc->adapter >= 0) { 2644 vid_release(sc->adp, (void *)&sc->adapter); 2645 adp = sc->adp; 2646 sc->adp = NULL; 2647 } 2648 if (sc->keyboard >= 0) { 2649 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2650 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2651 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2652 if (sc->kbd != NULL) { 2653 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2654 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2655 } 2656 sc->kbd = NULL; 2657 } 2658 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2659 sc->adp = vid_get_adapter(sc->adapter); 2660 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2661 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2662 sckbdevent, sc); 2663 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2664 sc->kbd = kbd_get_keyboard(sc->keyboard); 2665 if (sc->kbd != NULL) { 2666 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2667 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2668 } 2669 2670 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2671 2672 sc->initial_mode = sc->adp->va_initial_mode; 2673 2674 #ifndef SC_NO_FONT_LOADING 2675 if (flags & SC_KERNEL_CONSOLE) { 2676 sc->font_8 = font_8; 2677 sc->font_14 = font_14; 2678 sc->font_16 = font_16; 2679 } else if (sc->font_8 == NULL) { 2680 /* assert(sc_malloc) */ 2681 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2682 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2683 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2684 } 2685 #endif 2686 2687 /* extract the hardware cursor location and hide the cursor for now */ 2688 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2689 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2690 2691 /* set up the first console */ 2692 sc->first_vty = unit*MAXCONS; 2693 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2694 if (flags & SC_KERNEL_CONSOLE) { 2695 sc->dev = main_devs; 2696 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2697 sc->dev[0]->si_tty = &main_tty; 2698 ttyregister(&main_tty); 2699 scp = &main_console; 2700 init_scp(sc, sc->first_vty, scp); 2701 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2702 (void *)sc_buffer, FALSE); 2703 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2704 sc_init_emulator(scp, "*"); 2705 (*scp->tsw->te_default_attr)(scp, 2706 kernel_default.std_color, 2707 kernel_default.rev_color); 2708 } else { 2709 /* assert(sc_malloc) */ 2710 sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2711 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2712 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2713 scp = alloc_scp(sc, sc->first_vty); 2714 } 2715 SC_STAT(sc->dev[0]) = scp; 2716 sc->cur_scp = scp; 2717 2718 /* copy screen to temporary buffer */ 2719 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2720 (void *)scp->sc->adp->va_window, FALSE); 2721 if (ISTEXTSC(scp)) 2722 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2723 2724 /* move cursors to the initial positions */ 2725 if (col >= scp->xsize) 2726 col = 0; 2727 if (row >= scp->ysize) 2728 row = scp->ysize - 1; 2729 scp->xpos = col; 2730 scp->ypos = row; 2731 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2732 2733 if (bios_value.cursor_end < scp->font_size) 2734 sc->dflt_curs_attr.base = scp->font_size - 2735 bios_value.cursor_end - 1; 2736 else 2737 sc->dflt_curs_attr.base = 0; 2738 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2739 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2740 sc->dflt_curs_attr.flags = 0; 2741 sc->curs_attr = sc->dflt_curs_attr; 2742 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2743 2744 #ifndef SC_NO_SYSMOUSE 2745 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2746 #endif 2747 if (!ISGRAPHSC(scp)) { 2748 sc_set_cursor_image(scp); 2749 sc_draw_cursor_image(scp); 2750 } 2751 2752 /* save font and palette */ 2753 #ifndef SC_NO_FONT_LOADING 2754 sc->fonts_loaded = 0; 2755 if (ISFONTAVAIL(sc->adp->va_flags)) { 2756 #ifdef SC_DFLT_FONT 2757 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2758 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2759 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2760 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2761 if (scp->font_size < 14) { 2762 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2763 } else if (scp->font_size >= 16) { 2764 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2765 } else { 2766 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2767 } 2768 #else /* !SC_DFLT_FONT */ 2769 if (scp->font_size < 14) { 2770 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2771 sc->fonts_loaded = FONT_8; 2772 } else if (scp->font_size >= 16) { 2773 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2774 sc->fonts_loaded = FONT_16; 2775 } else { 2776 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2777 sc->fonts_loaded = FONT_14; 2778 } 2779 #endif /* SC_DFLT_FONT */ 2780 /* FONT KLUDGE: always use the font page #0. XXX */ 2781 sc_show_font(scp, 0); 2782 } 2783 #endif /* !SC_NO_FONT_LOADING */ 2784 2785 #ifndef SC_NO_PALETTE_LOADING 2786 save_palette(sc->adp, sc->palette); 2787 #endif 2788 2789 #ifdef DEV_SPLASH 2790 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 2791 /* we are ready to put up the splash image! */ 2792 splash_init(sc->adp, scsplash_callback, sc); 2793 sc->flags |= SC_SPLASH_SCRN; 2794 } 2795 #endif 2796 } 2797 2798 /* the rest is not necessary, if we have done it once */ 2799 if (sc->flags & SC_INIT_DONE) 2800 return; 2801 2802 /* initialize mapscrn arrays to a one to one map */ 2803 for (i = 0; i < sizeof(sc->scr_map); i++) 2804 sc->scr_map[i] = sc->scr_rmap[i] = i; 2805 2806 sc->flags |= SC_INIT_DONE; 2807 } 2808 2809 #if __i386__ || __ia64__ 2810 static void 2811 scterm(int unit, int flags) 2812 { 2813 sc_softc_t *sc; 2814 scr_stat *scp; 2815 2816 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2817 if (sc == NULL) 2818 return; /* shouldn't happen */ 2819 2820 #ifdef DEV_SPLASH 2821 /* this console is no longer available for the splash screen */ 2822 if (sc->flags & SC_SPLASH_SCRN) { 2823 splash_term(sc->adp); 2824 sc->flags &= ~SC_SPLASH_SCRN; 2825 } 2826 #endif 2827 2828 #if 0 /* XXX */ 2829 /* move the hardware cursor to the upper-left corner */ 2830 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2831 #endif 2832 2833 /* release the keyboard and the video card */ 2834 if (sc->keyboard >= 0) 2835 kbd_release(sc->kbd, &sc->keyboard); 2836 if (sc->adapter >= 0) 2837 vid_release(sc->adp, &sc->adapter); 2838 2839 /* stop the terminal emulator, if any */ 2840 scp = SC_STAT(sc->dev[0]); 2841 if (scp->tsw) 2842 (*scp->tsw->te_term)(scp, &scp->ts); 2843 if (scp->ts != NULL) 2844 free(scp->ts, M_DEVBUF); 2845 2846 /* clear the structure */ 2847 if (!(flags & SC_KERNEL_CONSOLE)) { 2848 /* XXX: We need delete_dev() for this */ 2849 free(sc->dev, M_DEVBUF); 2850 #if 0 2851 /* XXX: We need a ttyunregister for this */ 2852 free(sc->tty, M_DEVBUF); 2853 #endif 2854 #ifndef SC_NO_FONT_LOADING 2855 free(sc->font_8, M_DEVBUF); 2856 free(sc->font_14, M_DEVBUF); 2857 free(sc->font_16, M_DEVBUF); 2858 #endif 2859 /* XXX vtb, history */ 2860 } 2861 bzero(sc, sizeof(*sc)); 2862 sc->keyboard = -1; 2863 sc->adapter = -1; 2864 } 2865 #endif 2866 2867 static void 2868 scshutdown(void *arg, int howto) 2869 { 2870 /* assert(sc_console != NULL) */ 2871 2872 sc_touch_scrn_saver(); 2873 if (!cold && sc_console 2874 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2875 && sc_console->smode.mode == VT_AUTO) 2876 sc_switch_scr(sc_console->sc, sc_console->index); 2877 shutdown_in_progress = TRUE; 2878 } 2879 2880 int 2881 sc_clean_up(scr_stat *scp) 2882 { 2883 #ifdef DEV_SPLASH 2884 int error; 2885 #endif 2886 2887 if (scp->sc->flags & SC_SCRN_BLANKED) { 2888 sc_touch_scrn_saver(); 2889 #ifdef DEV_SPLASH 2890 if ((error = wait_scrn_saver_stop(scp->sc))) 2891 return error; 2892 #endif 2893 } 2894 scp->status |= MOUSE_HIDDEN; 2895 sc_remove_mouse_image(scp); 2896 sc_remove_cutmarking(scp); 2897 return 0; 2898 } 2899 2900 void 2901 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2902 { 2903 sc_vtb_t new; 2904 sc_vtb_t old; 2905 2906 old = scp->vtb; 2907 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2908 if (!discard && (old.vtb_flags & VTB_VALID)) { 2909 /* retain the current cursor position and buffer contants */ 2910 scp->cursor_oldpos = scp->cursor_pos; 2911 /* 2912 * This works only if the old buffer has the same size as or larger 2913 * than the new one. XXX 2914 */ 2915 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2916 scp->vtb = new; 2917 } else { 2918 scp->vtb = new; 2919 sc_vtb_destroy(&old); 2920 } 2921 2922 #ifndef SC_NO_SYSMOUSE 2923 /* move the mouse cursor at the center of the screen */ 2924 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2925 #endif 2926 } 2927 2928 static scr_stat 2929 *alloc_scp(sc_softc_t *sc, int vty) 2930 { 2931 scr_stat *scp; 2932 2933 /* assert(sc_malloc) */ 2934 2935 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2936 init_scp(sc, vty, scp); 2937 2938 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2939 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2940 sc_init_emulator(scp, "*"); 2941 2942 #ifndef SC_NO_CUTPASTE 2943 sc_alloc_cut_buffer(scp, TRUE); 2944 #endif 2945 2946 #ifndef SC_NO_HISTORY 2947 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2948 #endif 2949 2950 return scp; 2951 } 2952 2953 static void 2954 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2955 { 2956 video_info_t info; 2957 2958 bzero(scp, sizeof(*scp)); 2959 2960 scp->index = vty; 2961 scp->sc = sc; 2962 scp->status = 0; 2963 scp->mode = sc->initial_mode; 2964 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2965 if (info.vi_flags & V_INFO_GRAPHICS) { 2966 scp->status |= GRAPHICS_MODE; 2967 scp->xpixel = info.vi_width; 2968 scp->ypixel = info.vi_height; 2969 scp->xsize = info.vi_width/info.vi_cwidth; 2970 scp->ysize = info.vi_height/info.vi_cheight; 2971 scp->font_size = 0; 2972 scp->font = NULL; 2973 } else { 2974 scp->xsize = info.vi_width; 2975 scp->ysize = info.vi_height; 2976 scp->xpixel = scp->xsize*info.vi_cwidth; 2977 scp->ypixel = scp->ysize*info.vi_cheight; 2978 if (info.vi_cheight < 14) { 2979 scp->font_size = 8; 2980 #ifndef SC_NO_FONT_LOADING 2981 scp->font = sc->font_8; 2982 #else 2983 scp->font = NULL; 2984 #endif 2985 } else if (info.vi_cheight >= 16) { 2986 scp->font_size = 16; 2987 #ifndef SC_NO_FONT_LOADING 2988 scp->font = sc->font_16; 2989 #else 2990 scp->font = NULL; 2991 #endif 2992 } else { 2993 scp->font_size = 14; 2994 #ifndef SC_NO_FONT_LOADING 2995 scp->font = sc->font_14; 2996 #else 2997 scp->font = NULL; 2998 #endif 2999 } 3000 } 3001 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3002 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3003 scp->xoff = scp->yoff = 0; 3004 scp->xpos = scp->ypos = 0; 3005 scp->start = scp->xsize * scp->ysize - 1; 3006 scp->end = 0; 3007 scp->tsw = NULL; 3008 scp->ts = NULL; 3009 scp->rndr = NULL; 3010 scp->border = BG_BLACK; 3011 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3012 scp->mouse_cut_start = scp->xsize*scp->ysize; 3013 scp->mouse_cut_end = -1; 3014 scp->mouse_signal = 0; 3015 scp->mouse_pid = 0; 3016 scp->mouse_proc = NULL; 3017 scp->kbd_mode = K_XLATE; 3018 scp->bell_pitch = bios_value.bell_pitch; 3019 scp->bell_duration = BELL_DURATION; 3020 scp->status |= (bios_value.shift_state & NLKED); 3021 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3022 scp->pid = 0; 3023 scp->proc = NULL; 3024 scp->smode.mode = VT_AUTO; 3025 scp->history = NULL; 3026 scp->history_pos = 0; 3027 scp->history_size = 0; 3028 } 3029 3030 int 3031 sc_init_emulator(scr_stat *scp, char *name) 3032 { 3033 sc_term_sw_t *sw; 3034 sc_rndr_sw_t *rndr; 3035 void *p; 3036 int error; 3037 3038 if (name == NULL) /* if no name is given, use the current emulator */ 3039 sw = scp->tsw; 3040 else /* ...otherwise find the named emulator */ 3041 sw = sc_term_match(name); 3042 if (sw == NULL) 3043 return EINVAL; 3044 3045 rndr = NULL; 3046 if (strcmp(sw->te_renderer, "*") != 0) { 3047 rndr = sc_render_match(scp, sw->te_renderer, 3048 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3049 } 3050 if (rndr == NULL) { 3051 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3052 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3053 if (rndr == NULL) 3054 return ENODEV; 3055 } 3056 3057 if (sw == scp->tsw) { 3058 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3059 scp->rndr = rndr; 3060 sc_clear_screen(scp); 3061 /* assert(error == 0); */ 3062 return error; 3063 } 3064 3065 if (sc_malloc && (sw->te_size > 0)) 3066 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3067 else 3068 p = NULL; 3069 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3070 if (error) 3071 return error; 3072 3073 if (scp->tsw) 3074 (*scp->tsw->te_term)(scp, &scp->ts); 3075 if (scp->ts != NULL) 3076 free(scp->ts, M_DEVBUF); 3077 scp->tsw = sw; 3078 scp->ts = p; 3079 scp->rndr = rndr; 3080 3081 /* XXX */ 3082 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3083 sc_clear_screen(scp); 3084 3085 return 0; 3086 } 3087 3088 /* 3089 * scgetc(flags) - get character from keyboard. 3090 * If flags & SCGETC_CN, then avoid harmful side effects. 3091 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3092 * return NOKEY if there is nothing there. 3093 */ 3094 static u_int 3095 scgetc(sc_softc_t *sc, u_int flags) 3096 { 3097 scr_stat *scp; 3098 #ifndef SC_NO_HISTORY 3099 struct tty *tp; 3100 #endif 3101 u_int c; 3102 int this_scr; 3103 int f; 3104 int i; 3105 3106 if (sc->kbd == NULL) 3107 return NOKEY; 3108 3109 next_code: 3110 #if 1 3111 /* I don't like this, but... XXX */ 3112 if (flags & SCGETC_CN) 3113 sccnupdate(sc->cur_scp); 3114 #endif 3115 scp = sc->cur_scp; 3116 /* first see if there is something in the keyboard port */ 3117 for (;;) { 3118 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3119 if (c == ERRKEY) { 3120 if (!(flags & SCGETC_CN)) 3121 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3122 } else if (c == NOKEY) 3123 return c; 3124 else 3125 break; 3126 } 3127 3128 /* make screensaver happy */ 3129 if (!(c & RELKEY)) 3130 sc_touch_scrn_saver(); 3131 3132 if (!(flags & SCGETC_CN)) 3133 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3134 3135 if (scp->kbd_mode != K_XLATE) 3136 return KEYCHAR(c); 3137 3138 /* if scroll-lock pressed allow history browsing */ 3139 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3140 3141 scp->status &= ~CURSOR_ENABLED; 3142 sc_remove_cursor_image(scp); 3143 3144 #ifndef SC_NO_HISTORY 3145 if (!(scp->status & BUFFER_SAVED)) { 3146 scp->status |= BUFFER_SAVED; 3147 sc_hist_save(scp); 3148 } 3149 switch (c) { 3150 /* FIXME: key codes */ 3151 case SPCLKEY | FKEY | F(49): /* home key */ 3152 sc_remove_cutmarking(scp); 3153 sc_hist_home(scp); 3154 goto next_code; 3155 3156 case SPCLKEY | FKEY | F(57): /* end key */ 3157 sc_remove_cutmarking(scp); 3158 sc_hist_end(scp); 3159 goto next_code; 3160 3161 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3162 sc_remove_cutmarking(scp); 3163 if (sc_hist_up_line(scp)) 3164 if (!(flags & SCGETC_CN)) 3165 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3166 goto next_code; 3167 3168 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3169 sc_remove_cutmarking(scp); 3170 if (sc_hist_down_line(scp)) 3171 if (!(flags & SCGETC_CN)) 3172 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3173 goto next_code; 3174 3175 case SPCLKEY | FKEY | F(51): /* page up key */ 3176 sc_remove_cutmarking(scp); 3177 for (i=0; i<scp->ysize; i++) 3178 if (sc_hist_up_line(scp)) { 3179 if (!(flags & SCGETC_CN)) 3180 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3181 break; 3182 } 3183 goto next_code; 3184 3185 case SPCLKEY | FKEY | F(59): /* page down key */ 3186 sc_remove_cutmarking(scp); 3187 for (i=0; i<scp->ysize; i++) 3188 if (sc_hist_down_line(scp)) { 3189 if (!(flags & SCGETC_CN)) 3190 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3191 break; 3192 } 3193 goto next_code; 3194 } 3195 #endif /* SC_NO_HISTORY */ 3196 } 3197 3198 /* 3199 * Process and consume special keys here. Return a plain char code 3200 * or a char code with the META flag or a function key code. 3201 */ 3202 if (c & RELKEY) { 3203 /* key released */ 3204 /* goto next_code */ 3205 } else { 3206 /* key pressed */ 3207 if (c & SPCLKEY) { 3208 c &= ~SPCLKEY; 3209 switch (KEYCHAR(c)) { 3210 /* LOCKING KEYS */ 3211 case NLK: case CLK: case ALK: 3212 break; 3213 case SLK: 3214 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3215 if (f & SLKED) { 3216 scp->status |= SLKED; 3217 } else { 3218 if (scp->status & SLKED) { 3219 scp->status &= ~SLKED; 3220 #ifndef SC_NO_HISTORY 3221 if (scp->status & BUFFER_SAVED) { 3222 if (!sc_hist_restore(scp)) 3223 sc_remove_cutmarking(scp); 3224 scp->status &= ~BUFFER_SAVED; 3225 scp->status |= CURSOR_ENABLED; 3226 sc_draw_cursor_image(scp); 3227 } 3228 tp = VIRTUAL_TTY(sc, scp->index); 3229 if (ISTTYOPEN(tp)) 3230 scstart(tp); 3231 #endif 3232 } 3233 } 3234 break; 3235 3236 case PASTE: 3237 #ifndef SC_NO_CUTPASTE 3238 sc_mouse_paste(scp); 3239 #endif 3240 break; 3241 3242 /* NON-LOCKING KEYS */ 3243 case NOP: 3244 case LSH: case RSH: case LCTR: case RCTR: 3245 case LALT: case RALT: case ASH: case META: 3246 break; 3247 3248 case BTAB: 3249 if (!(sc->flags & SC_SCRN_BLANKED)) 3250 return c; 3251 break; 3252 3253 case SPSC: 3254 #ifdef DEV_SPLASH 3255 /* force activatation/deactivation of the screen saver */ 3256 if (!(sc->flags & SC_SCRN_BLANKED)) { 3257 run_scrn_saver = TRUE; 3258 sc->scrn_time_stamp -= scrn_blank_time; 3259 } 3260 if (cold) { 3261 /* 3262 * While devices are being probed, the screen saver need 3263 * to be invoked explictly. XXX 3264 */ 3265 if (sc->flags & SC_SCRN_BLANKED) { 3266 scsplash_stick(FALSE); 3267 stop_scrn_saver(sc, current_saver); 3268 } else { 3269 if (!ISGRAPHSC(scp)) { 3270 scsplash_stick(TRUE); 3271 (*current_saver)(sc, TRUE); 3272 } 3273 } 3274 } 3275 #endif /* DEV_SPLASH */ 3276 break; 3277 3278 case RBT: 3279 #ifndef SC_DISABLE_REBOOT 3280 shutdown_nice(0); 3281 #endif 3282 break; 3283 3284 case HALT: 3285 #ifndef SC_DISABLE_REBOOT 3286 shutdown_nice(RB_HALT); 3287 #endif 3288 break; 3289 3290 case PDWN: 3291 #ifndef SC_DISABLE_REBOOT 3292 shutdown_nice(RB_HALT|RB_POWEROFF); 3293 #endif 3294 break; 3295 3296 case SUSP: 3297 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3298 break; 3299 case STBY: 3300 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3301 break; 3302 3303 case DBG: 3304 #ifndef SC_DISABLE_DDBKEY 3305 #ifdef DDB 3306 Debugger("manual escape to debugger"); 3307 #else 3308 printf("No debugger in kernel\n"); 3309 #endif 3310 #else /* SC_DISABLE_DDBKEY */ 3311 /* do nothing */ 3312 #endif /* SC_DISABLE_DDBKEY */ 3313 break; 3314 3315 case PNC: 3316 if (enable_panic_key) 3317 panic("Forced by the panic key"); 3318 break; 3319 3320 case NEXT: 3321 this_scr = scp->index; 3322 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3323 sc->first_vty + i != this_scr; 3324 i = (i + 1)%sc->vtys) { 3325 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3326 if (ISTTYOPEN(tp)) { 3327 sc_switch_scr(scp->sc, sc->first_vty + i); 3328 break; 3329 } 3330 } 3331 break; 3332 3333 case PREV: 3334 this_scr = scp->index; 3335 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3336 sc->first_vty + i != this_scr; 3337 i = (i + sc->vtys - 1)%sc->vtys) { 3338 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3339 if (ISTTYOPEN(tp)) { 3340 sc_switch_scr(scp->sc, sc->first_vty + i); 3341 break; 3342 } 3343 } 3344 break; 3345 3346 default: 3347 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3348 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3349 break; 3350 } 3351 /* assert(c & FKEY) */ 3352 if (!(sc->flags & SC_SCRN_BLANKED)) 3353 return c; 3354 break; 3355 } 3356 /* goto next_code */ 3357 } else { 3358 /* regular keys (maybe MKEY is set) */ 3359 if (!(sc->flags & SC_SCRN_BLANKED)) 3360 return c; 3361 } 3362 } 3363 3364 goto next_code; 3365 } 3366 3367 static int 3368 scmmap(dev_t dev, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3369 { 3370 scr_stat *scp; 3371 3372 scp = SC_STAT(dev); 3373 if (scp != scp->sc->cur_scp) 3374 return -1; 3375 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, paddr, nprot); 3376 } 3377 3378 static int 3379 save_kbd_state(scr_stat *scp) 3380 { 3381 int state; 3382 int error; 3383 3384 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3385 if (error == ENOIOCTL) 3386 error = ENODEV; 3387 if (error == 0) { 3388 scp->status &= ~LOCK_MASK; 3389 scp->status |= state; 3390 } 3391 return error; 3392 } 3393 3394 static int 3395 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3396 { 3397 int state; 3398 int error; 3399 3400 if (mask != LOCK_MASK) { 3401 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3402 if (error == ENOIOCTL) 3403 error = ENODEV; 3404 if (error) 3405 return error; 3406 state &= ~mask; 3407 state |= new_bits & mask; 3408 } else { 3409 state = new_bits & LOCK_MASK; 3410 } 3411 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3412 if (error == ENOIOCTL) 3413 error = ENODEV; 3414 return error; 3415 } 3416 3417 static int 3418 update_kbd_leds(scr_stat *scp, int which) 3419 { 3420 int error; 3421 3422 which &= LOCK_MASK; 3423 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3424 if (error == ENOIOCTL) 3425 error = ENODEV; 3426 return error; 3427 } 3428 3429 int 3430 set_mode(scr_stat *scp) 3431 { 3432 video_info_t info; 3433 3434 /* reject unsupported mode */ 3435 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3436 return 1; 3437 3438 /* if this vty is not currently showing, do nothing */ 3439 if (scp != scp->sc->cur_scp) 3440 return 0; 3441 3442 /* setup video hardware for the given mode */ 3443 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3444 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3445 (void *)scp->sc->adp->va_window, FALSE); 3446 3447 #ifndef SC_NO_FONT_LOADING 3448 /* load appropriate font */ 3449 if (!(scp->status & GRAPHICS_MODE)) { 3450 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3451 if (scp->font_size < 14) { 3452 if (scp->sc->fonts_loaded & FONT_8) 3453 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3454 } else if (scp->font_size >= 16) { 3455 if (scp->sc->fonts_loaded & FONT_16) 3456 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3457 } else { 3458 if (scp->sc->fonts_loaded & FONT_14) 3459 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3460 } 3461 /* 3462 * FONT KLUDGE: 3463 * This is an interim kludge to display correct font. 3464 * Always use the font page #0 on the video plane 2. 3465 * Somehow we cannot show the font in other font pages on 3466 * some video cards... XXX 3467 */ 3468 sc_show_font(scp, 0); 3469 } 3470 mark_all(scp); 3471 } 3472 #endif /* !SC_NO_FONT_LOADING */ 3473 3474 sc_set_border(scp, scp->border); 3475 sc_set_cursor_image(scp); 3476 3477 return 0; 3478 } 3479 3480 void 3481 sc_set_border(scr_stat *scp, int color) 3482 { 3483 ++scp->sc->videoio_in_progress; 3484 (*scp->rndr->draw_border)(scp, color); 3485 --scp->sc->videoio_in_progress; 3486 } 3487 3488 #ifndef SC_NO_FONT_LOADING 3489 void 3490 sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3491 int base, int count) 3492 { 3493 sc_softc_t *sc; 3494 3495 sc = scp->sc; 3496 sc->font_loading_in_progress = TRUE; 3497 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3498 sc->font_loading_in_progress = FALSE; 3499 } 3500 3501 void 3502 sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3503 int base, int count) 3504 { 3505 sc_softc_t *sc; 3506 3507 sc = scp->sc; 3508 sc->font_loading_in_progress = TRUE; 3509 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3510 sc->font_loading_in_progress = FALSE; 3511 } 3512 3513 void 3514 sc_show_font(scr_stat *scp, int page) 3515 { 3516 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3517 } 3518 #endif /* !SC_NO_FONT_LOADING */ 3519 3520 void 3521 sc_paste(scr_stat *scp, u_char *p, int count) 3522 { 3523 struct tty *tp; 3524 u_char *rmap; 3525 3526 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3527 if (!ISTTYOPEN(tp)) 3528 return; 3529 rmap = scp->sc->scr_rmap; 3530 for (; count > 0; --count) 3531 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 3532 } 3533 3534 void 3535 sc_bell(scr_stat *scp, int pitch, int duration) 3536 { 3537 if (cold || shutdown_in_progress || !enable_bell) 3538 return; 3539 3540 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3541 return; 3542 3543 if (scp->sc->flags & SC_VISUAL_BELL) { 3544 if (scp->sc->blink_in_progress) 3545 return; 3546 scp->sc->blink_in_progress = 3; 3547 if (scp != scp->sc->cur_scp) 3548 scp->sc->blink_in_progress += 2; 3549 blink_screen(scp->sc->cur_scp); 3550 } else if (duration != 0 && pitch != 0) { 3551 if (scp != scp->sc->cur_scp) 3552 pitch *= 2; 3553 sysbeep(pitch, duration); 3554 } 3555 } 3556 3557 static void 3558 blink_screen(void *arg) 3559 { 3560 scr_stat *scp = arg; 3561 struct tty *tp; 3562 3563 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3564 scp->sc->blink_in_progress = 0; 3565 mark_all(scp); 3566 tp = VIRTUAL_TTY(scp->sc, scp->index); 3567 if (ISTTYOPEN(tp)) 3568 scstart(tp); 3569 if (scp->sc->delayed_next_scr) 3570 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3571 } 3572 else { 3573 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3574 scp->sc->blink_in_progress & 1); 3575 scp->sc->blink_in_progress--; 3576 timeout(blink_screen, scp, hz / 10); 3577 } 3578 } 3579