syscons.c revision 125801
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 29#include <sys/cdefs.h> 30__FBSDID("$FreeBSD: head/sys/dev/syscons/syscons.c 125801 2004-02-14 17:56:59Z phk $"); 31 32#include "opt_syscons.h" 33#include "opt_splash.h" 34#include "opt_ddb.h" 35 36#include <sys/param.h> 37#include <sys/systm.h> 38#include <sys/conf.h> 39#include <sys/cons.h> 40#include <sys/consio.h> 41#include <sys/eventhandler.h> 42#include <sys/fbio.h> 43#include <sys/kbio.h> 44#include <sys/kernel.h> 45#include <sys/lock.h> 46#include <sys/malloc.h> 47#include <sys/mutex.h> 48#include <sys/proc.h> 49#include <sys/random.h> 50#include <sys/reboot.h> 51#include <sys/signalvar.h> 52#include <sys/sysctl.h> 53#include <sys/tty.h> 54#include <sys/power.h> 55 56#include <machine/clock.h> 57#if __sparc64__ || __powerpc__ 58#include <machine/sc_machdep.h> 59#else 60#include <machine/pc/display.h> 61#endif 62#ifdef __i386__ 63#include <machine/psl.h> 64#include <machine/apm_bios.h> 65#include <machine/frame.h> 66#endif 67 68#include <dev/kbd/kbdreg.h> 69#include <dev/fb/fbreg.h> 70#include <dev/fb/splashreg.h> 71#include <dev/syscons/syscons.h> 72 73#define COLD 0 74#define WARM 1 75 76#define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 77#define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 78 79#define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 80 81typedef struct default_attr { 82 int std_color; /* normal hardware color */ 83 int rev_color; /* reverse hardware color */ 84} default_attr; 85 86static default_attr user_default = { 87 SC_NORM_ATTR, 88 SC_NORM_REV_ATTR, 89}; 90 91static default_attr kernel_default = { 92 SC_KERNEL_CONS_ATTR, 93 SC_KERNEL_CONS_REV_ATTR, 94}; 95 96static int sc_console_unit = -1; 97static int sc_saver_keyb_only = 1; 98static scr_stat *sc_console; 99static struct tty *sc_console_tty; 100static struct consdev *sc_consptr; 101static void *kernel_console_ts; 102 103static char init_done = COLD; 104static char shutdown_in_progress = FALSE; 105static char sc_malloc = FALSE; 106 107static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 108static int run_scrn_saver = FALSE; /* should run the saver? */ 109static int enable_bell = TRUE; /* enable beeper */ 110static long scrn_blank_time = 0; /* screen saver timeout value */ 111#ifdef DEV_SPLASH 112static int scrn_blanked; /* # of blanked screen */ 113static int sticky_splash = FALSE; 114 115static void none_saver(sc_softc_t *sc, int blank) { } 116static void (*current_saver)(sc_softc_t *, int) = none_saver; 117#endif 118 119SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 120SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 121SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 122 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 123SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 124 0, "enable bell"); 125#if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 126#include "font.h" 127#endif 128 129 d_ioctl_t *sc_user_ioctl; 130 131static bios_values_t bios_value; 132 133static int enable_panic_key; 134SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 135 0, ""); 136 137#define SC_CONSOLECTL 255 138 139#define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 140 SC_DEV((sc), (x))->si_tty : NULL) 141#define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) 142 143static int debugger; 144 145/* prototypes */ 146static int scvidprobe(int unit, int flags, int cons); 147static int sckbdprobe(int unit, int flags, int cons); 148static void scmeminit(void *arg); 149static int scdevtounit(dev_t dev); 150static kbd_callback_func_t sckbdevent; 151static int scparam(struct tty *tp, struct termios *t); 152static void scstart(struct tty *tp); 153static void scinit(int unit, int flags); 154#if !__alpha__ 155static void scterm(int unit, int flags); 156#endif 157static void scshutdown(void *arg, int howto); 158static u_int scgetc(sc_softc_t *sc, u_int flags); 159#define SCGETC_CN 1 160#define SCGETC_NONBLOCK 2 161static int sccngetch(int flags); 162static void sccnupdate(scr_stat *scp); 163static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 164static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 165static timeout_t scrn_timer; 166static int and_region(int *s1, int *e1, int s2, int e2); 167static void scrn_update(scr_stat *scp, int show_cursor); 168 169#ifdef DEV_SPLASH 170static int scsplash_callback(int event, void *arg); 171static void scsplash_saver(sc_softc_t *sc, int show); 172static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 173static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 174static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 175static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 176static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 177static int wait_scrn_saver_stop(sc_softc_t *sc); 178#define scsplash_stick(stick) (sticky_splash = (stick)) 179#else /* !DEV_SPLASH */ 180#define scsplash_stick(stick) 181#endif /* DEV_SPLASH */ 182 183static int do_switch_scr(sc_softc_t *sc, int s); 184static int vt_proc_alive(scr_stat *scp); 185static int signal_vt_rel(scr_stat *scp); 186static int signal_vt_acq(scr_stat *scp); 187static int finish_vt_rel(scr_stat *scp, int release, int *s); 188static int finish_vt_acq(scr_stat *scp); 189static void exchange_scr(sc_softc_t *sc); 190static void update_cursor_image(scr_stat *scp); 191static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 192static int save_kbd_state(scr_stat *scp); 193static int update_kbd_state(scr_stat *scp, int state, int mask); 194static int update_kbd_leds(scr_stat *scp, int which); 195static timeout_t blink_screen; 196 197#define CDEV_MAJOR 12 198 199static cn_probe_t sccnprobe; 200static cn_init_t sccninit; 201static cn_getc_t sccngetc; 202static cn_checkc_t sccncheckc; 203static cn_putc_t sccnputc; 204static cn_dbctl_t sccndbctl; 205static cn_term_t sccnterm; 206 207#if __alpha__ 208void sccnattach(void); 209#endif 210 211CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 212 sccndbctl); 213 214static d_open_t scopen; 215static d_close_t scclose; 216static d_read_t scread; 217static d_ioctl_t scioctl; 218static d_mmap_t scmmap; 219 220static struct cdevsw sc_cdevsw = { 221 .d_open = scopen, 222 .d_close = scclose, 223 .d_read = scread, 224 .d_write = ttywrite, 225 .d_ioctl = scioctl, 226 .d_poll = ttypoll, 227 .d_mmap = scmmap, 228 .d_name = "sc", 229 .d_maj = CDEV_MAJOR, 230 .d_flags = D_TTY, 231 .d_kqfilter = ttykqfilter 232}; 233 234int 235sc_probe_unit(int unit, int flags) 236{ 237 if (!scvidprobe(unit, flags, FALSE)) { 238 if (bootverbose) 239 printf("sc%d: no video adapter found.\n", unit); 240 return ENXIO; 241 } 242 243 /* syscons will be attached even when there is no keyboard */ 244 sckbdprobe(unit, flags, FALSE); 245 246 return 0; 247} 248 249/* probe video adapters, return TRUE if found */ 250static int 251scvidprobe(int unit, int flags, int cons) 252{ 253 /* 254 * Access the video adapter driver through the back door! 255 * Video adapter drivers need to be configured before syscons. 256 * However, when syscons is being probed as the low-level console, 257 * they have not been initialized yet. We force them to initialize 258 * themselves here. XXX 259 */ 260 vid_configure(cons ? VIO_PROBE_ONLY : 0); 261 262 return (vid_find_adapter("*", unit) >= 0); 263} 264 265/* probe the keyboard, return TRUE if found */ 266static int 267sckbdprobe(int unit, int flags, int cons) 268{ 269 /* access the keyboard driver through the backdoor! */ 270 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 271 272 return (kbd_find_keyboard("*", unit) >= 0); 273} 274 275static char 276*adapter_name(video_adapter_t *adp) 277{ 278 static struct { 279 int type; 280 char *name[2]; 281 } names[] = { 282 { KD_MONO, { "MDA", "MDA" } }, 283 { KD_HERCULES, { "Hercules", "Hercules" } }, 284 { KD_CGA, { "CGA", "CGA" } }, 285 { KD_EGA, { "EGA", "EGA (mono)" } }, 286 { KD_VGA, { "VGA", "VGA (mono)" } }, 287 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 288 { KD_TGA, { "TGA", "TGA" } }, 289 { -1, { "Unknown", "Unknown" } }, 290 }; 291 int i; 292 293 for (i = 0; names[i].type != -1; ++i) 294 if (names[i].type == adp->va_type) 295 break; 296 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 297} 298 299int 300sc_attach_unit(int unit, int flags) 301{ 302 sc_softc_t *sc; 303 scr_stat *scp; 304#ifdef SC_PIXEL_MODE 305 video_info_t info; 306#endif 307 int vc; 308 dev_t dev; 309 310 flags &= ~SC_KERNEL_CONSOLE; 311 312 if (sc_console_unit == unit) { 313 /* 314 * If this unit is being used as the system console, we need to 315 * adjust some variables and buffers before and after scinit(). 316 */ 317 /* assert(sc_console != NULL) */ 318 flags |= SC_KERNEL_CONSOLE; 319 scmeminit(NULL); 320 321 scinit(unit, flags); 322 323 if (sc_console->tsw->te_size > 0) { 324 /* assert(sc_console->ts != NULL); */ 325 kernel_console_ts = sc_console->ts; 326 sc_console->ts = malloc(sc_console->tsw->te_size, 327 M_DEVBUF, M_WAITOK); 328 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 329 (*sc_console->tsw->te_default_attr)(sc_console, 330 user_default.std_color, 331 user_default.rev_color); 332 } 333 } else { 334 scinit(unit, flags); 335 } 336 337 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 338 sc->config = flags; 339 scp = SC_STAT(sc->dev[0]); 340 if (sc_console == NULL) /* sc_console_unit < 0 */ 341 sc_console = scp; 342 343#ifdef SC_PIXEL_MODE 344 if ((sc->config & SC_VESA800X600) 345 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 346#ifdef DEV_SPLASH 347 if (sc->flags & SC_SPLASH_SCRN) 348 splash_term(sc->adp); 349#endif 350 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 351 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 352 sc->initial_mode = M_VESA_800x600; 353#ifdef DEV_SPLASH 354 /* put up the splash again! */ 355 if (sc->flags & SC_SPLASH_SCRN) 356 splash_init(sc->adp, scsplash_callback, sc); 357#endif 358 } 359#endif /* SC_PIXEL_MODE */ 360 361 /* initialize cursor */ 362 if (!ISGRAPHSC(scp)) 363 update_cursor_image(scp); 364 365 /* get screen update going */ 366 scrn_timer(sc); 367 368 /* set up the keyboard */ 369 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 370 update_kbd_state(scp, scp->status, LOCK_MASK); 371 372 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 373 unit, adapter_name(sc->adp), sc->vtys, sc->config); 374 if (bootverbose) { 375 printf("sc%d:", unit); 376 if (sc->adapter >= 0) 377 printf(" fb%d", sc->adapter); 378 if (sc->keyboard >= 0) 379 printf(", kbd%d", sc->keyboard); 380 if (scp->tsw) 381 printf(", terminal emulator: %s (%s)", 382 scp->tsw->te_name, scp->tsw->te_desc); 383 printf("\n"); 384 } 385 386 /* register a shutdown callback for the kernel console */ 387 if (sc_console_unit == unit) 388 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 389 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 390 391 for (vc = 0; vc < sc->vtys; vc++) { 392 if (sc->dev[vc] == NULL) { 393 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 394 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 395 sc->dev[vc] = dev; 396 } 397 /* 398 * The first vty already has struct tty and scr_stat initialized 399 * in scinit(). The other vtys will have these structs when 400 * first opened. 401 */ 402 } 403 404 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 405 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 406 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 407 SC_STAT(dev) = sc_console; 408 409 return 0; 410} 411 412static void 413scmeminit(void *arg) 414{ 415 if (sc_malloc) 416 return; 417 sc_malloc = TRUE; 418 419 /* 420 * As soon as malloc() becomes functional, we had better allocate 421 * various buffers for the kernel console. 422 */ 423 424 if (sc_console_unit < 0) /* sc_console == NULL */ 425 return; 426 427 /* copy the temporary buffer to the final buffer */ 428 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 429 430#ifndef SC_NO_CUTPASTE 431 sc_alloc_cut_buffer(sc_console, FALSE); 432#endif 433 434#ifndef SC_NO_HISTORY 435 /* initialize history buffer & pointers */ 436 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 437#endif 438} 439 440/* XXX */ 441SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 442 443static int 444scdevtounit(dev_t dev) 445{ 446 int vty = SC_VTY(dev); 447 448 if (vty == SC_CONSOLECTL) 449 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 450 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 451 return -1; 452 else 453 return vty/MAXCONS; 454} 455 456static int 457scopen(dev_t dev, int flag, int mode, struct thread *td) 458{ 459 int unit = scdevtounit(dev); 460 sc_softc_t *sc; 461 struct tty *tp; 462 scr_stat *scp; 463#ifndef __sparc64__ 464 keyarg_t key; 465#endif 466 int error; 467 468 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 469 major(dev), minor(dev), unit, SC_VTY(dev))); 470 471 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 472 if (sc == NULL) 473 return ENXIO; 474 475 tp = dev->si_tty = ttymalloc(dev->si_tty); 476 tp->t_oproc = scstart; 477 tp->t_param = scparam; 478 tp->t_stop = nottystop; 479 tp->t_dev = dev; 480 if (!ISTTYOPEN(tp)) { 481 ttychars(tp); 482 /* Use the current setting of the <-- key as default VERASE. */ 483 /* If the Delete key is preferable, an stty is necessary */ 484#ifndef __sparc64__ 485 if (sc->kbd != NULL) { 486 key.keynum = KEYCODE_BS; 487 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 488 tp->t_cc[VERASE] = key.key.map[0]; 489 } 490#endif 491 tp->t_iflag = TTYDEF_IFLAG; 492 tp->t_oflag = TTYDEF_OFLAG; 493 tp->t_cflag = TTYDEF_CFLAG; 494 tp->t_lflag = TTYDEF_LFLAG; 495 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 496 scparam(tp, &tp->t_termios); 497 (*linesw[tp->t_line].l_modem)(tp, 1); 498 } 499 else 500 if (tp->t_state & TS_XCLUDE && suser(td)) 501 return(EBUSY); 502 503 error = (*linesw[tp->t_line].l_open)(dev, tp); 504 505 scp = SC_STAT(dev); 506 if (scp == NULL) { 507 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 508 if (ISGRAPHSC(scp)) 509 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 510 } 511 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 512 tp->t_winsize.ws_col = scp->xsize; 513 tp->t_winsize.ws_row = scp->ysize; 514 } 515 516 return error; 517} 518 519static int 520scclose(dev_t dev, int flag, int mode, struct thread *td) 521{ 522 struct tty *tp = dev->si_tty; 523 scr_stat *scp; 524 int s; 525 526 if (SC_VTY(dev) != SC_CONSOLECTL) { 527 scp = SC_STAT(tp->t_dev); 528 /* were we in the middle of the VT switching process? */ 529 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 530 s = spltty(); 531 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 532 cnavailable(sc_consptr, TRUE); 533 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 534 DPRINTF(5, ("reset WAIT_REL, ")); 535 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 536 DPRINTF(5, ("reset WAIT_ACQ, ")); 537#if not_yet_done 538 if (scp == &main_console) { 539 scp->pid = 0; 540 scp->proc = NULL; 541 scp->smode.mode = VT_AUTO; 542 } 543 else { 544 sc_vtb_destroy(&scp->vtb); 545#ifndef __sparc64__ 546 sc_vtb_destroy(&scp->scr); 547#endif 548 sc_free_history_buffer(scp, scp->ysize); 549 SC_STAT(dev) = NULL; 550 free(scp, M_DEVBUF); 551 } 552#else 553 scp->pid = 0; 554 scp->proc = NULL; 555 scp->smode.mode = VT_AUTO; 556#endif 557 scp->kbd_mode = K_XLATE; 558 if (scp == scp->sc->cur_scp) 559 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 560 DPRINTF(5, ("done.\n")); 561 } 562 spltty(); 563 (*linesw[tp->t_line].l_close)(tp, flag); 564 ttyclose(tp); 565 spl0(); 566 return(0); 567} 568 569static int 570scread(dev_t dev, struct uio *uio, int flag) 571{ 572 if (!sc_saver_keyb_only) 573 sc_touch_scrn_saver(); 574 return ttyread(dev, uio, flag); 575} 576 577static int 578sckbdevent(keyboard_t *thiskbd, int event, void *arg) 579{ 580 sc_softc_t *sc; 581 struct tty *cur_tty; 582 int c; 583 size_t len; 584 u_char *cp; 585 586 sc = (sc_softc_t *)arg; 587 /* assert(thiskbd == sc->kbd) */ 588 589 switch (event) { 590 case KBDIO_KEYINPUT: 591 break; 592 case KBDIO_UNLOADING: 593 sc->kbd = NULL; 594 sc->keyboard = -1; 595 kbd_release(thiskbd, (void *)&sc->keyboard); 596 return 0; 597 default: 598 return EINVAL; 599 } 600 601 /* 602 * Loop while there is still input to get from the keyboard. 603 * I don't think this is nessesary, and it doesn't fix 604 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 605 */ 606 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 607 608 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 609 if (!ISTTYOPEN(cur_tty)) { 610 cur_tty = sc_console_tty; 611 if (!ISTTYOPEN(cur_tty)) 612 continue; 613 } 614 615 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 616 continue; 617 618 switch (KEYFLAGS(c)) { 619 case 0x0000: /* normal key */ 620 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 621 break; 622 case FKEY: /* function key, return string */ 623 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 624 if (cp != NULL) { 625 while (len-- > 0) 626 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 627 } 628 break; 629 case MKEY: /* meta is active, prepend ESC */ 630 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 631 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 632 break; 633 case BKEY: /* backtab fixed sequence (esc [ Z) */ 634 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 635 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 636 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 637 break; 638 } 639 } 640 641 sc->cur_scp->status |= MOUSE_HIDDEN; 642 643 return 0; 644} 645 646static int 647scparam(struct tty *tp, struct termios *t) 648{ 649 tp->t_ispeed = t->c_ispeed; 650 tp->t_ospeed = t->c_ospeed; 651 tp->t_cflag = t->c_cflag; 652 return 0; 653} 654 655static int 656scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct thread *td) 657{ 658 int error; 659 int i; 660 struct tty *tp; 661 sc_softc_t *sc; 662 scr_stat *scp; 663 int s; 664 665 tp = dev->si_tty; 666 667 /* If there is a user_ioctl function call that first */ 668 if (sc_user_ioctl) { 669 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 670 if (error != ENOIOCTL) 671 return error; 672 } 673 674 error = sc_vid_ioctl(tp, cmd, data, flag, td); 675 if (error != ENOIOCTL) 676 return error; 677 678#ifndef SC_NO_HISTORY 679 error = sc_hist_ioctl(tp, cmd, data, flag, td); 680 if (error != ENOIOCTL) 681 return error; 682#endif 683 684#ifndef SC_NO_SYSMOUSE 685 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 686 if (error != ENOIOCTL) 687 return error; 688#endif 689 690 scp = SC_STAT(tp->t_dev); 691 /* assert(scp != NULL) */ 692 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 693 sc = scp->sc; 694 695 if (scp->tsw) { 696 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 697 if (error != ENOIOCTL) 698 return error; 699 } 700 701 switch (cmd) { /* process console hardware related ioctl's */ 702 703 case GIO_ATTR: /* get current attributes */ 704 /* this ioctl is not processed here, but in the terminal emulator */ 705 return ENOTTY; 706 707 case GIO_COLOR: /* is this a color console ? */ 708 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 709 return 0; 710 711 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 712 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 713 return EINVAL; 714 s = spltty(); 715 scrn_blank_time = *(int *)data; 716 run_scrn_saver = (scrn_blank_time != 0); 717 splx(s); 718 return 0; 719 720 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 721 s = spltty(); 722 *(int *)data &= CONS_CURSOR_ATTRS; 723 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 724 splx(s); 725 return 0; 726 727 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 728 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 729 ((int *)data)[0] = scp->curr_curs_attr.flags; 730 ((int *)data)[1] = scp->curr_curs_attr.base; 731 ((int *)data)[2] = scp->curr_curs_attr.height; 732 } else { 733 ((int *)data)[0] = sc->curs_attr.flags; 734 ((int *)data)[1] = sc->curs_attr.base; 735 ((int *)data)[2] = sc->curs_attr.height; 736 } 737 return 0; 738 739 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 740 s = spltty(); 741 sc_change_cursor_shape(scp, ((int *)data)[0], 742 ((int *)data)[1], ((int *)data)[2]); 743 splx(s); 744 return 0; 745 746 case CONS_BELLTYPE: /* set bell type sound/visual */ 747 if ((*(int *)data) & 0x01) 748 sc->flags |= SC_VISUAL_BELL; 749 else 750 sc->flags &= ~SC_VISUAL_BELL; 751 if ((*(int *)data) & 0x02) 752 sc->flags |= SC_QUIET_BELL; 753 else 754 sc->flags &= ~SC_QUIET_BELL; 755 return 0; 756 757 case CONS_GETINFO: /* get current (virtual) console info */ 758 { 759 vid_info_t *ptr = (vid_info_t*)data; 760 if (ptr->size == sizeof(struct vid_info)) { 761 ptr->m_num = sc->cur_scp->index; 762 ptr->font_size = scp->font_size; 763 ptr->mv_col = scp->xpos; 764 ptr->mv_row = scp->ypos; 765 ptr->mv_csz = scp->xsize; 766 ptr->mv_rsz = scp->ysize; 767 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 768 /* 769 * The following fields are filled by the terminal emulator. XXX 770 * 771 * ptr->mv_norm.fore 772 * ptr->mv_norm.back 773 * ptr->mv_rev.fore 774 * ptr->mv_rev.back 775 */ 776 ptr->mv_grfc.fore = 0; /* not supported */ 777 ptr->mv_grfc.back = 0; /* not supported */ 778 ptr->mv_ovscan = scp->border; 779 if (scp == sc->cur_scp) 780 save_kbd_state(scp); 781 ptr->mk_keylock = scp->status & LOCK_MASK; 782 return 0; 783 } 784 return EINVAL; 785 } 786 787 case CONS_GETVERS: /* get version number */ 788 *(int*)data = 0x200; /* version 2.0 */ 789 return 0; 790 791 case CONS_IDLE: /* see if the screen has been idle */ 792 /* 793 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 794 * the user process may have been writing something on the 795 * screen and syscons is not aware of it. Declare the screen 796 * is NOT idle if it is in one of these modes. But there is 797 * an exception to it; if a screen saver is running in the 798 * graphics mode in the current screen, we should say that the 799 * screen has been idle. 800 */ 801 *(int *)data = (sc->flags & SC_SCRN_IDLE) 802 && (!ISGRAPHSC(sc->cur_scp) 803 || (sc->cur_scp->status & SAVER_RUNNING)); 804 return 0; 805 806 case CONS_SAVERMODE: /* set saver mode */ 807 switch(*(int *)data) { 808 case CONS_NO_SAVER: 809 case CONS_USR_SAVER: 810 /* if a LKM screen saver is running, stop it first. */ 811 scsplash_stick(FALSE); 812 saver_mode = *(int *)data; 813 s = spltty(); 814#ifdef DEV_SPLASH 815 if ((error = wait_scrn_saver_stop(NULL))) { 816 splx(s); 817 return error; 818 } 819#endif 820 run_scrn_saver = TRUE; 821 if (saver_mode == CONS_USR_SAVER) 822 scp->status |= SAVER_RUNNING; 823 else 824 scp->status &= ~SAVER_RUNNING; 825 scsplash_stick(TRUE); 826 splx(s); 827 break; 828 case CONS_LKM_SAVER: 829 s = spltty(); 830 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 831 scp->status &= ~SAVER_RUNNING; 832 saver_mode = *(int *)data; 833 splx(s); 834 break; 835 default: 836 return EINVAL; 837 } 838 return 0; 839 840 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 841 /* 842 * Note that this ioctl does not guarantee the screen saver 843 * actually starts or stops. It merely attempts to do so... 844 */ 845 s = spltty(); 846 run_scrn_saver = (*(int *)data != 0); 847 if (run_scrn_saver) 848 sc->scrn_time_stamp -= scrn_blank_time; 849 splx(s); 850 return 0; 851 852 case CONS_SCRSHOT: /* get a screen shot */ 853 { 854 int retval, hist_rsz; 855 size_t lsize, csize; 856 vm_offset_t frbp, hstp; 857 unsigned lnum; 858 scrshot_t *ptr = (scrshot_t *)data; 859 void *outp = ptr->buf; 860 861 s = spltty(); 862 if (ISGRAPHSC(scp)) { 863 splx(s); 864 return EOPNOTSUPP; 865 } 866 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 867 if ((ptr->x + ptr->xsize) > scp->xsize || 868 (ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 869 splx(s); 870 return EINVAL; 871 } 872 873 lsize = scp->xsize * sizeof(u_int16_t); 874 csize = ptr->xsize * sizeof(u_int16_t); 875 /* Pointer to the last line of framebuffer */ 876 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 877 sizeof(u_int16_t); 878 /* Pointer to the last line of target buffer */ 879 (vm_offset_t)outp += ptr->ysize * csize; 880 /* Pointer to the last line of history buffer */ 881 if (scp->history != NULL) 882 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 883 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 884 else 885 hstp = 0; 886 887 retval = 0; 888 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 889 if (lnum < scp->ysize) { 890 frbp -= lsize; 891 } else { 892 hstp -= lsize; 893 if (hstp < scp->history->vtb_buffer) 894 hstp += scp->history->vtb_rows * lsize; 895 frbp = hstp; 896 } 897 if (lnum < ptr->y) 898 continue; 899 (vm_offset_t)outp -= csize; 900 retval = copyout((void *)frbp, outp, csize); 901 if (retval != 0) 902 break; 903 } 904 splx(s); 905 return retval; 906 } 907 908 case VT_SETMODE: /* set screen switcher mode */ 909 { 910 struct vt_mode *mode; 911 struct proc *p1; 912 913 mode = (struct vt_mode *)data; 914 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 915 if (scp->smode.mode == VT_PROCESS) { 916 p1 = pfind(scp->pid); 917 if (scp->proc == p1 && scp->proc != td->td_proc) { 918 if (p1) 919 PROC_UNLOCK(p1); 920 DPRINTF(5, ("error EPERM\n")); 921 return EPERM; 922 } 923 if (p1) 924 PROC_UNLOCK(p1); 925 } 926 s = spltty(); 927 if (mode->mode == VT_AUTO) { 928 scp->smode.mode = VT_AUTO; 929 scp->proc = NULL; 930 scp->pid = 0; 931 DPRINTF(5, ("VT_AUTO, ")); 932 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 933 cnavailable(sc_consptr, TRUE); 934 /* were we in the middle of the vty switching process? */ 935 if (finish_vt_rel(scp, TRUE, &s) == 0) 936 DPRINTF(5, ("reset WAIT_REL, ")); 937 if (finish_vt_acq(scp) == 0) 938 DPRINTF(5, ("reset WAIT_ACQ, ")); 939 } else { 940 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 941 || !ISSIGVALID(mode->frsig)) { 942 splx(s); 943 DPRINTF(5, ("error EINVAL\n")); 944 return EINVAL; 945 } 946 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 947 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 948 scp->proc = td->td_proc; 949 scp->pid = scp->proc->p_pid; 950 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 951 cnavailable(sc_consptr, FALSE); 952 } 953 splx(s); 954 DPRINTF(5, ("\n")); 955 return 0; 956 } 957 958 case VT_GETMODE: /* get screen switcher mode */ 959 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 960 return 0; 961 962 case VT_RELDISP: /* screen switcher ioctl */ 963 s = spltty(); 964 /* 965 * This must be the current vty which is in the VT_PROCESS 966 * switching mode... 967 */ 968 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 969 splx(s); 970 return EINVAL; 971 } 972 /* ...and this process is controlling it. */ 973 if (scp->proc != td->td_proc) { 974 splx(s); 975 return EPERM; 976 } 977 error = EINVAL; 978 switch(*(intptr_t *)data) { 979 case VT_FALSE: /* user refuses to release screen, abort */ 980 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 981 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 982 break; 983 case VT_TRUE: /* user has released screen, go on */ 984 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 985 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 986 break; 987 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 988 if ((error = finish_vt_acq(scp)) == 0) 989 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 990 break; 991 default: 992 break; 993 } 994 splx(s); 995 return error; 996 997 case VT_OPENQRY: /* return free virtual console */ 998 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 999 tp = VIRTUAL_TTY(sc, i); 1000 if (!ISTTYOPEN(tp)) { 1001 *(int *)data = i + 1; 1002 return 0; 1003 } 1004 } 1005 return EINVAL; 1006 1007 case VT_ACTIVATE: /* switch to screen *data */ 1008 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1009 s = spltty(); 1010 sc_clean_up(sc->cur_scp); 1011 splx(s); 1012 return sc_switch_scr(sc, i); 1013 1014 case VT_WAITACTIVE: /* wait for switch to occur */ 1015 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1016 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1017 return EINVAL; 1018 s = spltty(); 1019 error = sc_clean_up(sc->cur_scp); 1020 splx(s); 1021 if (error) 1022 return error; 1023 scp = SC_STAT(SC_DEV(sc, i)); 1024 if (scp == scp->sc->cur_scp) 1025 return 0; 1026 while ((error=tsleep(&scp->smode, PZERO|PCATCH, 1027 "waitvt", 0)) == ERESTART) ; 1028 return error; 1029 1030 case VT_GETACTIVE: /* get active vty # */ 1031 *(int *)data = sc->cur_scp->index + 1; 1032 return 0; 1033 1034 case VT_GETINDEX: /* get this vty # */ 1035 *(int *)data = scp->index + 1; 1036 return 0; 1037 1038 case VT_LOCKSWITCH: /* prevent vty switching */ 1039 if ((*(int *)data) & 0x01) 1040 sc->flags |= SC_SCRN_VTYLOCK; 1041 else 1042 sc->flags &= ~SC_SCRN_VTYLOCK; 1043 return 0; 1044 1045 case KDENABIO: /* allow io operations */ 1046 error = suser(td); 1047 if (error != 0) 1048 return error; 1049 error = securelevel_gt(td->td_ucred, 0); 1050 if (error != 0) 1051 return error; 1052#ifdef __i386__ 1053 td->td_frame->tf_eflags |= PSL_IOPL; 1054#endif 1055 return 0; 1056 1057 case KDDISABIO: /* disallow io operations (default) */ 1058#ifdef __i386__ 1059 td->td_frame->tf_eflags &= ~PSL_IOPL; 1060#endif 1061 return 0; 1062 1063 case KDSKBSTATE: /* set keyboard state (locks) */ 1064 if (*(int *)data & ~LOCK_MASK) 1065 return EINVAL; 1066 scp->status &= ~LOCK_MASK; 1067 scp->status |= *(int *)data; 1068 if (scp == sc->cur_scp) 1069 update_kbd_state(scp, scp->status, LOCK_MASK); 1070 return 0; 1071 1072 case KDGKBSTATE: /* get keyboard state (locks) */ 1073 if (scp == sc->cur_scp) 1074 save_kbd_state(scp); 1075 *(int *)data = scp->status & LOCK_MASK; 1076 return 0; 1077 1078 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1079 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1080 error = kbd_ioctl(sc->kbd, cmd, data); 1081 if (error == ENOIOCTL) 1082 error = ENODEV; 1083 return error; 1084 1085 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1086 if (*(int *)data & ~0x7f) 1087 return EINVAL; 1088 error = kbd_ioctl(sc->kbd, cmd, data); 1089 if (error == ENOIOCTL) 1090 error = ENODEV; 1091 return error; 1092 1093 case KDSKBMODE: /* set keyboard mode */ 1094 switch (*(int *)data) { 1095 case K_XLATE: /* switch to XLT ascii mode */ 1096 case K_RAW: /* switch to RAW scancode mode */ 1097 case K_CODE: /* switch to CODE mode */ 1098 scp->kbd_mode = *(int *)data; 1099 if (scp == sc->cur_scp) 1100 kbd_ioctl(sc->kbd, cmd, data); 1101 return 0; 1102 default: 1103 return EINVAL; 1104 } 1105 /* NOT REACHED */ 1106 1107 case KDGKBMODE: /* get keyboard mode */ 1108 *(int *)data = scp->kbd_mode; 1109 return 0; 1110 1111 case KDGKBINFO: 1112 error = kbd_ioctl(sc->kbd, cmd, data); 1113 if (error == ENOIOCTL) 1114 error = ENODEV; 1115 return error; 1116 1117 case KDMKTONE: /* sound the bell */ 1118 if (*(int*)data) 1119 sc_bell(scp, (*(int*)data)&0xffff, 1120 (((*(int*)data)>>16)&0xffff)*hz/1000); 1121 else 1122 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1123 return 0; 1124 1125 case KIOCSOUND: /* make tone (*data) hz */ 1126 if (scp == sc->cur_scp) { 1127 if (*(int *)data) 1128 return sc_tone(*(int *)data); 1129 else 1130 return sc_tone(0); 1131 } 1132 return 0; 1133 1134 case KDGKBTYPE: /* get keyboard type */ 1135 error = kbd_ioctl(sc->kbd, cmd, data); 1136 if (error == ENOIOCTL) { 1137 /* always return something? XXX */ 1138 *(int *)data = 0; 1139 } 1140 return 0; 1141 1142 case KDSETLED: /* set keyboard LED status */ 1143 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1144 return EINVAL; 1145 scp->status &= ~LED_MASK; 1146 scp->status |= *(int *)data; 1147 if (scp == sc->cur_scp) 1148 update_kbd_leds(scp, scp->status); 1149 return 0; 1150 1151 case KDGETLED: /* get keyboard LED status */ 1152 if (scp == sc->cur_scp) 1153 save_kbd_state(scp); 1154 *(int *)data = scp->status & LED_MASK; 1155 return 0; 1156 1157 case CONS_SETKBD: /* set the new keyboard */ 1158 { 1159 keyboard_t *newkbd; 1160 1161 s = spltty(); 1162 newkbd = kbd_get_keyboard(*(int *)data); 1163 if (newkbd == NULL) { 1164 splx(s); 1165 return EINVAL; 1166 } 1167 error = 0; 1168 if (sc->kbd != newkbd) { 1169 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1170 (void *)&sc->keyboard, sckbdevent, sc); 1171 /* i == newkbd->kb_index */ 1172 if (i >= 0) { 1173 if (sc->kbd != NULL) { 1174 save_kbd_state(sc->cur_scp); 1175 kbd_release(sc->kbd, (void *)&sc->keyboard); 1176 } 1177 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1178 sc->keyboard = i; 1179 kbd_ioctl(sc->kbd, KDSKBMODE, 1180 (caddr_t)&sc->cur_scp->kbd_mode); 1181 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1182 LOCK_MASK); 1183 } else { 1184 error = EPERM; /* XXX */ 1185 } 1186 } 1187 splx(s); 1188 return error; 1189 } 1190 1191 case CONS_RELKBD: /* release the current keyboard */ 1192 s = spltty(); 1193 error = 0; 1194 if (sc->kbd != NULL) { 1195 save_kbd_state(sc->cur_scp); 1196 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1197 if (error == 0) { 1198 sc->kbd = NULL; 1199 sc->keyboard = -1; 1200 } 1201 } 1202 splx(s); 1203 return error; 1204 1205 case CONS_GETTERM: /* get the current terminal emulator info */ 1206 { 1207 sc_term_sw_t *sw; 1208 1209 if (((term_info_t *)data)->ti_index == 0) { 1210 sw = scp->tsw; 1211 } else { 1212 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1213 } 1214 if (sw != NULL) { 1215 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1216 sizeof(((term_info_t *)data)->ti_name)); 1217 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1218 sizeof(((term_info_t *)data)->ti_desc)); 1219 ((term_info_t *)data)->ti_flags = 0; 1220 return 0; 1221 } else { 1222 ((term_info_t *)data)->ti_name[0] = '\0'; 1223 ((term_info_t *)data)->ti_desc[0] = '\0'; 1224 ((term_info_t *)data)->ti_flags = 0; 1225 return EINVAL; 1226 } 1227 } 1228 1229 case CONS_SETTERM: /* set the current terminal emulator */ 1230 s = spltty(); 1231 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1232 /* FIXME: what if scp == sc_console! XXX */ 1233 splx(s); 1234 return error; 1235 1236 case GIO_SCRNMAP: /* get output translation table */ 1237 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1238 return 0; 1239 1240 case PIO_SCRNMAP: /* set output translation table */ 1241 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1242 for (i=0; i<sizeof(sc->scr_map); i++) { 1243 sc->scr_rmap[sc->scr_map[i]] = i; 1244 } 1245 return 0; 1246 1247 case GIO_KEYMAP: /* get keyboard translation table */ 1248 case PIO_KEYMAP: /* set keyboard translation table */ 1249 case GIO_DEADKEYMAP: /* get accent key translation table */ 1250 case PIO_DEADKEYMAP: /* set accent key translation table */ 1251 case GETFKEY: /* get function key string */ 1252 case SETFKEY: /* set function key string */ 1253 error = kbd_ioctl(sc->kbd, cmd, data); 1254 if (error == ENOIOCTL) 1255 error = ENODEV; 1256 return error; 1257 1258#ifndef SC_NO_FONT_LOADING 1259 1260 case PIO_FONT8x8: /* set 8x8 dot font */ 1261 if (!ISFONTAVAIL(sc->adp->va_flags)) 1262 return ENXIO; 1263 bcopy(data, sc->font_8, 8*256); 1264 sc->fonts_loaded |= FONT_8; 1265 /* 1266 * FONT KLUDGE 1267 * Always use the font page #0. XXX 1268 * Don't load if the current font size is not 8x8. 1269 */ 1270 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1271 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1272 return 0; 1273 1274 case GIO_FONT8x8: /* get 8x8 dot font */ 1275 if (!ISFONTAVAIL(sc->adp->va_flags)) 1276 return ENXIO; 1277 if (sc->fonts_loaded & FONT_8) { 1278 bcopy(sc->font_8, data, 8*256); 1279 return 0; 1280 } 1281 else 1282 return ENXIO; 1283 1284 case PIO_FONT8x14: /* set 8x14 dot font */ 1285 if (!ISFONTAVAIL(sc->adp->va_flags)) 1286 return ENXIO; 1287 bcopy(data, sc->font_14, 14*256); 1288 sc->fonts_loaded |= FONT_14; 1289 /* 1290 * FONT KLUDGE 1291 * Always use the font page #0. XXX 1292 * Don't load if the current font size is not 8x14. 1293 */ 1294 if (ISTEXTSC(sc->cur_scp) 1295 && (sc->cur_scp->font_size >= 14) 1296 && (sc->cur_scp->font_size < 16)) 1297 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1298 return 0; 1299 1300 case GIO_FONT8x14: /* get 8x14 dot font */ 1301 if (!ISFONTAVAIL(sc->adp->va_flags)) 1302 return ENXIO; 1303 if (sc->fonts_loaded & FONT_14) { 1304 bcopy(sc->font_14, data, 14*256); 1305 return 0; 1306 } 1307 else 1308 return ENXIO; 1309 1310 case PIO_FONT8x16: /* set 8x16 dot font */ 1311 if (!ISFONTAVAIL(sc->adp->va_flags)) 1312 return ENXIO; 1313 bcopy(data, sc->font_16, 16*256); 1314 sc->fonts_loaded |= FONT_16; 1315 /* 1316 * FONT KLUDGE 1317 * Always use the font page #0. XXX 1318 * Don't load if the current font size is not 8x16. 1319 */ 1320 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1321 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1322 return 0; 1323 1324 case GIO_FONT8x16: /* get 8x16 dot font */ 1325 if (!ISFONTAVAIL(sc->adp->va_flags)) 1326 return ENXIO; 1327 if (sc->fonts_loaded & FONT_16) { 1328 bcopy(sc->font_16, data, 16*256); 1329 return 0; 1330 } 1331 else 1332 return ENXIO; 1333 1334#endif /* SC_NO_FONT_LOADING */ 1335 1336#ifdef PC98 1337 case ADJUST_CLOCK: /* /dev/rtc for 98note resume */ 1338 inittodr(0); 1339 return 0; 1340#endif 1341 1342 default: 1343 break; 1344 } 1345 1346 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, td); 1347 if (error != ENOIOCTL) 1348 return(error); 1349 error = ttioctl(tp, cmd, data, flag); 1350 if (error != ENOIOCTL) 1351 return(error); 1352 return(ENOTTY); 1353} 1354 1355static void 1356scstart(struct tty *tp) 1357{ 1358 struct clist *rbp; 1359 int s, len; 1360 u_char buf[PCBURST]; 1361 scr_stat *scp = SC_STAT(tp->t_dev); 1362 1363 if (scp->status & SLKED || scp->sc->blink_in_progress) 1364 return; 1365 s = spltty(); 1366 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1367 tp->t_state |= TS_BUSY; 1368 rbp = &tp->t_outq; 1369 while (rbp->c_cc) { 1370 len = q_to_b(rbp, buf, PCBURST); 1371 splx(s); 1372 sc_puts(scp, buf, len); 1373 s = spltty(); 1374 } 1375 tp->t_state &= ~TS_BUSY; 1376 ttwwakeup(tp); 1377 } 1378 splx(s); 1379} 1380 1381static void 1382sccnprobe(struct consdev *cp) 1383{ 1384#if !__alpha__ 1385 int unit; 1386 int flags; 1387 1388 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1389 1390 /* a video card is always required */ 1391 if (!scvidprobe(unit, flags, TRUE)) 1392 cp->cn_pri = CN_DEAD; 1393 1394 /* syscons will become console even when there is no keyboard */ 1395 sckbdprobe(unit, flags, TRUE); 1396 1397 if (cp->cn_pri == CN_DEAD) 1398 return; 1399 1400 /* initialize required fields */ 1401 sprintf(cp->cn_name, "consolectl"); 1402#endif /* !__alpha__ */ 1403 1404#if __alpha__ 1405 /* 1406 * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() 1407 * interface to install the console. Always return CN_DEAD from 1408 * here. 1409 */ 1410 cp->cn_pri = CN_DEAD; 1411#endif /* __alpha__ */ 1412} 1413 1414static void 1415sccninit(struct consdev *cp) 1416{ 1417#if !__alpha__ 1418 int unit; 1419 int flags; 1420 1421 sc_get_cons_priority(&unit, &flags); 1422 scinit(unit, flags | SC_KERNEL_CONSOLE); 1423 sc_console_unit = unit; 1424 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1425 sc_consptr = cp; 1426#endif /* !__alpha__ */ 1427 1428#if __alpha__ 1429 /* SHOULDN'T REACH HERE */ 1430#endif /* __alpha__ */ 1431} 1432 1433static void 1434sccnterm(struct consdev *cp) 1435{ 1436 /* we are not the kernel console any more, release everything */ 1437 1438 if (sc_console_unit < 0) 1439 return; /* shouldn't happen */ 1440 1441#if !__alpha__ 1442#if 0 /* XXX */ 1443 sc_clear_screen(sc_console); 1444 sccnupdate(sc_console); 1445#endif 1446 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1447 sc_console_unit = -1; 1448 sc_console = NULL; 1449#endif /* !__alpha__ */ 1450 1451#if __alpha__ 1452 /* do nothing XXX */ 1453#endif /* __alpha__ */ 1454} 1455 1456#ifdef __alpha__ 1457 1458void 1459sccnattach(void) 1460{ 1461 static struct consdev consdev; 1462 int unit; 1463 int flags; 1464 1465 bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); 1466 consdev.cn_pri = sc_get_cons_priority(&unit, &flags); 1467 1468 /* a video card is always required */ 1469 if (!scvidprobe(unit, flags, TRUE)) 1470 consdev.cn_pri = CN_DEAD; 1471 1472 /* alpha doesn't allow the console being without a keyboard... Why? */ 1473 if (!sckbdprobe(unit, flags, TRUE)) 1474 consdev.cn_pri = CN_DEAD; 1475 1476 if (consdev.cn_pri == CN_DEAD) 1477 return; 1478 1479 scinit(unit, flags | SC_KERNEL_CONSOLE); 1480 sc_console_unit = unit; 1481 sc_consptr = &consdev; 1482 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1483 sprintf(consdev.cn_name, "ttyv%r", 0); 1484 cnadd(&consdev); 1485} 1486 1487#endif /* __alpha__ */ 1488 1489static void 1490sccnputc(struct consdev *cd, int c) 1491{ 1492 u_char buf[1]; 1493 scr_stat *scp = sc_console; 1494 void *save; 1495#ifndef SC_NO_HISTORY 1496 struct tty *tp; 1497#endif /* !SC_NO_HISTORY */ 1498 int s; 1499 1500 /* assert(sc_console != NULL) */ 1501 1502#ifndef SC_NO_HISTORY 1503 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1504 scp->status &= ~SLKED; 1505 update_kbd_state(scp, scp->status, SLKED); 1506 if (scp->status & BUFFER_SAVED) { 1507 if (!sc_hist_restore(scp)) 1508 sc_remove_cutmarking(scp); 1509 scp->status &= ~BUFFER_SAVED; 1510 scp->status |= CURSOR_ENABLED; 1511 sc_draw_cursor_image(scp); 1512 } 1513 tp = VIRTUAL_TTY(scp->sc, scp->index); 1514 if (ISTTYOPEN(tp)) 1515 scstart(tp); 1516 } 1517#endif /* !SC_NO_HISTORY */ 1518 1519 save = scp->ts; 1520 if (kernel_console_ts != NULL) 1521 scp->ts = kernel_console_ts; 1522 buf[0] = c; 1523 sc_puts(scp, buf, 1); 1524 scp->ts = save; 1525 1526 s = spltty(); /* block sckbdevent and scrn_timer */ 1527 sccnupdate(scp); 1528 splx(s); 1529} 1530 1531static int 1532sccngetc(struct consdev *cd) 1533{ 1534 return sccngetch(0); 1535} 1536 1537static int 1538sccncheckc(struct consdev *cd) 1539{ 1540 return sccngetch(SCGETC_NONBLOCK); 1541} 1542 1543static void 1544sccndbctl(struct consdev *cd, int on) 1545{ 1546 /* assert(sc_console_unit >= 0) */ 1547 /* try to switch to the kernel console screen */ 1548 if (on && debugger == 0) { 1549 /* 1550 * TRY to make sure the screen saver is stopped, 1551 * and the screen is updated before switching to 1552 * the vty0. 1553 */ 1554 scrn_timer(NULL); 1555 if (!cold 1556 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1557 && sc_console->smode.mode == VT_AUTO) { 1558 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1559 ++debugger; /* XXX */ 1560#ifdef DDB 1561 /* unlock vty switching */ 1562 sc_console->sc->flags &= ~SC_SCRN_VTYLOCK; 1563#endif 1564 sc_switch_scr(sc_console->sc, sc_console->index); 1565 --debugger; /* XXX */ 1566 } 1567 } 1568 if (on) 1569 ++debugger; 1570 else 1571 --debugger; 1572} 1573 1574static int 1575sccngetch(int flags) 1576{ 1577 static struct fkeytab fkey; 1578 static int fkeycp; 1579 scr_stat *scp; 1580 u_char *p; 1581 int cur_mode; 1582 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1583 int c; 1584 1585 /* assert(sc_console != NULL) */ 1586 1587 /* 1588 * Stop the screen saver and update the screen if necessary. 1589 * What if we have been running in the screen saver code... XXX 1590 */ 1591 sc_touch_scrn_saver(); 1592 scp = sc_console->sc->cur_scp; /* XXX */ 1593 sccnupdate(scp); 1594 1595 if (fkeycp < fkey.len) { 1596 splx(s); 1597 return fkey.str[fkeycp++]; 1598 } 1599 1600 if (scp->sc->kbd == NULL) { 1601 splx(s); 1602 return -1; 1603 } 1604 1605 /* 1606 * Make sure the keyboard is accessible even when the kbd device 1607 * driver is disabled. 1608 */ 1609 kbd_enable(scp->sc->kbd); 1610 1611 /* we shall always use the keyboard in the XLATE mode here */ 1612 cur_mode = scp->kbd_mode; 1613 scp->kbd_mode = K_XLATE; 1614 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1615 1616 kbd_poll(scp->sc->kbd, TRUE); 1617 c = scgetc(scp->sc, SCGETC_CN | flags); 1618 kbd_poll(scp->sc->kbd, FALSE); 1619 1620 scp->kbd_mode = cur_mode; 1621 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1622 kbd_disable(scp->sc->kbd); 1623 splx(s); 1624 1625 switch (KEYFLAGS(c)) { 1626 case 0: /* normal char */ 1627 return KEYCHAR(c); 1628 case FKEY: /* function key */ 1629 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1630 fkey.len = fkeycp; 1631 if ((p != NULL) && (fkey.len > 0)) { 1632 bcopy(p, fkey.str, fkey.len); 1633 fkeycp = 1; 1634 return fkey.str[0]; 1635 } 1636 return c; /* XXX */ 1637 case NOKEY: 1638 case ERRKEY: 1639 default: 1640 return -1; 1641 } 1642 /* NOT REACHED */ 1643} 1644 1645static void 1646sccnupdate(scr_stat *scp) 1647{ 1648 /* this is a cut-down version of scrn_timer()... */ 1649 1650 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1651 return; 1652 1653 if (debugger > 0 || panicstr || shutdown_in_progress) { 1654 sc_touch_scrn_saver(); 1655 } else if (scp != scp->sc->cur_scp) { 1656 return; 1657 } 1658 1659 if (!run_scrn_saver) 1660 scp->sc->flags &= ~SC_SCRN_IDLE; 1661#ifdef DEV_SPLASH 1662 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1663 if (scp->sc->flags & SC_SCRN_BLANKED) 1664 stop_scrn_saver(scp->sc, current_saver); 1665#endif 1666 1667 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1668 || scp->sc->switch_in_progress) 1669 return; 1670 /* 1671 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1672 * when write_in_progress is non-zero. XXX 1673 */ 1674 1675 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1676 scrn_update(scp, TRUE); 1677} 1678 1679static void 1680scrn_timer(void *arg) 1681{ 1682#ifndef PC98 1683 static int kbd_interval = 0; 1684#endif 1685 struct timeval tv; 1686 sc_softc_t *sc; 1687 scr_stat *scp; 1688 int again; 1689 int s; 1690 1691 again = (arg != NULL); 1692 if (arg != NULL) 1693 sc = (sc_softc_t *)arg; 1694 else if (sc_console != NULL) 1695 sc = sc_console->sc; 1696 else 1697 return; 1698 1699 /* don't do anything when we are performing some I/O operations */ 1700 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1701 if (again) 1702 timeout(scrn_timer, sc, hz / 10); 1703 return; 1704 } 1705 s = spltty(); 1706 1707#ifndef PC98 1708 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1709 /* try to allocate a keyboard automatically */ 1710 if (++kbd_interval >= 25) { 1711 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1712 sckbdevent, sc); 1713 if (sc->keyboard >= 0) { 1714 sc->kbd = kbd_get_keyboard(sc->keyboard); 1715 kbd_ioctl(sc->kbd, KDSKBMODE, 1716 (caddr_t)&sc->cur_scp->kbd_mode); 1717 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1718 LOCK_MASK); 1719 } 1720 kbd_interval = 0; 1721 } 1722 } 1723#endif /* PC98 */ 1724 1725 /* find the vty to update */ 1726 scp = sc->cur_scp; 1727 1728 /* should we stop the screen saver? */ 1729 getmicrouptime(&tv); 1730 if (debugger > 0 || panicstr || shutdown_in_progress) 1731 sc_touch_scrn_saver(); 1732 if (run_scrn_saver) { 1733 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1734 sc->flags |= SC_SCRN_IDLE; 1735 else 1736 sc->flags &= ~SC_SCRN_IDLE; 1737 } else { 1738 sc->scrn_time_stamp = tv.tv_sec; 1739 sc->flags &= ~SC_SCRN_IDLE; 1740 if (scrn_blank_time > 0) 1741 run_scrn_saver = TRUE; 1742 } 1743#ifdef DEV_SPLASH 1744 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1745 if (sc->flags & SC_SCRN_BLANKED) 1746 stop_scrn_saver(sc, current_saver); 1747#endif 1748 1749 /* should we just return ? */ 1750 if (sc->blink_in_progress || sc->switch_in_progress 1751 || sc->write_in_progress) { 1752 if (again) 1753 timeout(scrn_timer, sc, hz / 10); 1754 splx(s); 1755 return; 1756 } 1757 1758 /* Update the screen */ 1759 scp = sc->cur_scp; /* cur_scp may have changed... */ 1760 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1761 scrn_update(scp, TRUE); 1762 1763#ifdef DEV_SPLASH 1764 /* should we activate the screen saver? */ 1765 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1766 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1767 (*current_saver)(sc, TRUE); 1768#endif 1769 1770 if (again) 1771 timeout(scrn_timer, sc, hz / 25); 1772 splx(s); 1773} 1774 1775static int 1776and_region(int *s1, int *e1, int s2, int e2) 1777{ 1778 if (*e1 < s2 || e2 < *s1) 1779 return FALSE; 1780 *s1 = imax(*s1, s2); 1781 *e1 = imin(*e1, e2); 1782 return TRUE; 1783} 1784 1785static void 1786scrn_update(scr_stat *scp, int show_cursor) 1787{ 1788 int start; 1789 int end; 1790 int s; 1791 int e; 1792 1793 /* assert(scp == scp->sc->cur_scp) */ 1794 1795 ++scp->sc->videoio_in_progress; 1796 1797#ifndef SC_NO_CUTPASTE 1798 /* remove the previous mouse pointer image if necessary */ 1799 if (scp->status & MOUSE_VISIBLE) { 1800 s = scp->mouse_pos; 1801 e = scp->mouse_pos + scp->xsize + 1; 1802 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1803 || and_region(&s, &e, scp->start, scp->end) 1804 || ((scp->status & CURSOR_ENABLED) && 1805 (scp->cursor_pos != scp->cursor_oldpos) && 1806 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1807 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1808 sc_remove_mouse_image(scp); 1809 if (scp->end >= scp->xsize*scp->ysize) 1810 scp->end = scp->xsize*scp->ysize - 1; 1811 } 1812 } 1813#endif /* !SC_NO_CUTPASTE */ 1814 1815#if 1 1816 /* debug: XXX */ 1817 if (scp->end >= scp->xsize*scp->ysize) { 1818 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1819 scp->end = scp->xsize*scp->ysize - 1; 1820 } 1821 if (scp->start < 0) { 1822 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1823 scp->start = 0; 1824 } 1825#endif 1826 1827 /* update screen image */ 1828 if (scp->start <= scp->end) { 1829 if (scp->mouse_cut_end >= 0) { 1830 /* there is a marked region for cut & paste */ 1831 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1832 start = scp->mouse_cut_start; 1833 end = scp->mouse_cut_end; 1834 } else { 1835 start = scp->mouse_cut_end; 1836 end = scp->mouse_cut_start - 1; 1837 } 1838 s = start; 1839 e = end; 1840 /* does the cut-mark region overlap with the update region? */ 1841 if (and_region(&s, &e, scp->start, scp->end)) { 1842 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1843 s = 0; 1844 e = start - 1; 1845 if (and_region(&s, &e, scp->start, scp->end)) 1846 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1847 s = end + 1; 1848 e = scp->xsize*scp->ysize - 1; 1849 if (and_region(&s, &e, scp->start, scp->end)) 1850 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1851 } else { 1852 (*scp->rndr->draw)(scp, scp->start, 1853 scp->end - scp->start + 1, FALSE); 1854 } 1855 } else { 1856 (*scp->rndr->draw)(scp, scp->start, 1857 scp->end - scp->start + 1, FALSE); 1858 } 1859 } 1860 1861 /* we are not to show the cursor and the mouse pointer... */ 1862 if (!show_cursor) { 1863 scp->end = 0; 1864 scp->start = scp->xsize*scp->ysize - 1; 1865 --scp->sc->videoio_in_progress; 1866 return; 1867 } 1868 1869 /* update cursor image */ 1870 if (scp->status & CURSOR_ENABLED) { 1871 s = scp->start; 1872 e = scp->end; 1873 /* did cursor move since last time ? */ 1874 if (scp->cursor_pos != scp->cursor_oldpos) { 1875 /* do we need to remove old cursor image ? */ 1876 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1877 sc_remove_cursor_image(scp); 1878 sc_draw_cursor_image(scp); 1879 } else { 1880 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1881 /* cursor didn't move, but has been overwritten */ 1882 sc_draw_cursor_image(scp); 1883 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1884 /* if it's a blinking cursor, update it */ 1885 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1886 sc_inside_cutmark(scp, 1887 scp->cursor_pos)); 1888 } 1889 } 1890 1891#ifndef SC_NO_CUTPASTE 1892 /* update "pseudo" mouse pointer image */ 1893 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1894 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1895 scp->status &= ~MOUSE_MOVED; 1896 sc_draw_mouse_image(scp); 1897 } 1898 } 1899#endif /* SC_NO_CUTPASTE */ 1900 1901 scp->end = 0; 1902 scp->start = scp->xsize*scp->ysize - 1; 1903 1904 --scp->sc->videoio_in_progress; 1905} 1906 1907#ifdef DEV_SPLASH 1908static int 1909scsplash_callback(int event, void *arg) 1910{ 1911 sc_softc_t *sc; 1912 int error; 1913 1914 sc = (sc_softc_t *)arg; 1915 1916 switch (event) { 1917 case SPLASH_INIT: 1918 if (add_scrn_saver(scsplash_saver) == 0) { 1919 sc->flags &= ~SC_SAVER_FAILED; 1920 run_scrn_saver = TRUE; 1921 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1922 scsplash_stick(TRUE); 1923 (*current_saver)(sc, TRUE); 1924 } 1925 } 1926 return 0; 1927 1928 case SPLASH_TERM: 1929 if (current_saver == scsplash_saver) { 1930 scsplash_stick(FALSE); 1931 error = remove_scrn_saver(scsplash_saver); 1932 if (error) 1933 return error; 1934 } 1935 return 0; 1936 1937 default: 1938 return EINVAL; 1939 } 1940} 1941 1942static void 1943scsplash_saver(sc_softc_t *sc, int show) 1944{ 1945 static int busy = FALSE; 1946 scr_stat *scp; 1947 1948 if (busy) 1949 return; 1950 busy = TRUE; 1951 1952 scp = sc->cur_scp; 1953 if (show) { 1954 if (!(sc->flags & SC_SAVER_FAILED)) { 1955 if (!(sc->flags & SC_SCRN_BLANKED)) 1956 set_scrn_saver_mode(scp, -1, NULL, 0); 1957 switch (splash(sc->adp, TRUE)) { 1958 case 0: /* succeeded */ 1959 break; 1960 case EAGAIN: /* try later */ 1961 restore_scrn_saver_mode(scp, FALSE); 1962 sc_touch_scrn_saver(); /* XXX */ 1963 break; 1964 default: 1965 sc->flags |= SC_SAVER_FAILED; 1966 scsplash_stick(FALSE); 1967 restore_scrn_saver_mode(scp, TRUE); 1968 printf("scsplash_saver(): failed to put up the image\n"); 1969 break; 1970 } 1971 } 1972 } else if (!sticky_splash) { 1973 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1974 restore_scrn_saver_mode(scp, TRUE); 1975 } 1976 busy = FALSE; 1977} 1978 1979static int 1980add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1981{ 1982#if 0 1983 int error; 1984 1985 if (current_saver != none_saver) { 1986 error = remove_scrn_saver(current_saver); 1987 if (error) 1988 return error; 1989 } 1990#endif 1991 if (current_saver != none_saver) 1992 return EBUSY; 1993 1994 run_scrn_saver = FALSE; 1995 saver_mode = CONS_LKM_SAVER; 1996 current_saver = this_saver; 1997 return 0; 1998} 1999 2000static int 2001remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 2002{ 2003 if (current_saver != this_saver) 2004 return EINVAL; 2005 2006#if 0 2007 /* 2008 * In order to prevent `current_saver' from being called by 2009 * the timeout routine `scrn_timer()' while we manipulate 2010 * the saver list, we shall set `current_saver' to `none_saver' 2011 * before stopping the current saver, rather than blocking by `splXX()'. 2012 */ 2013 current_saver = none_saver; 2014 if (scrn_blanked) 2015 stop_scrn_saver(this_saver); 2016#endif 2017 2018 /* unblank all blanked screens */ 2019 wait_scrn_saver_stop(NULL); 2020 if (scrn_blanked) 2021 return EBUSY; 2022 2023 current_saver = none_saver; 2024 return 0; 2025} 2026 2027static int 2028set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2029{ 2030 int s; 2031 2032 /* assert(scp == scp->sc->cur_scp) */ 2033 s = spltty(); 2034 if (!ISGRAPHSC(scp)) 2035 sc_remove_cursor_image(scp); 2036 scp->splash_save_mode = scp->mode; 2037 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2038 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2039 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2040 scp->sc->flags |= SC_SCRN_BLANKED; 2041 ++scrn_blanked; 2042 splx(s); 2043 if (mode < 0) 2044 return 0; 2045 scp->mode = mode; 2046 if (set_mode(scp) == 0) { 2047 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2048 scp->status |= GRAPHICS_MODE; 2049#ifndef SC_NO_PALETTE_LOADING 2050 if (pal != NULL) 2051 load_palette(scp->sc->adp, pal); 2052#endif 2053 sc_set_border(scp, border); 2054 return 0; 2055 } else { 2056 s = spltty(); 2057 scp->mode = scp->splash_save_mode; 2058 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2059 scp->status |= scp->splash_save_status; 2060 splx(s); 2061 return 1; 2062 } 2063} 2064 2065static int 2066restore_scrn_saver_mode(scr_stat *scp, int changemode) 2067{ 2068 int mode; 2069 int status; 2070 int s; 2071 2072 /* assert(scp == scp->sc->cur_scp) */ 2073 s = spltty(); 2074 mode = scp->mode; 2075 status = scp->status; 2076 scp->mode = scp->splash_save_mode; 2077 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2078 scp->status |= scp->splash_save_status; 2079 scp->sc->flags &= ~SC_SCRN_BLANKED; 2080 if (!changemode) { 2081 if (!ISGRAPHSC(scp)) 2082 sc_draw_cursor_image(scp); 2083 --scrn_blanked; 2084 splx(s); 2085 return 0; 2086 } 2087 if (set_mode(scp) == 0) { 2088#ifndef SC_NO_PALETTE_LOADING 2089 load_palette(scp->sc->adp, scp->sc->palette); 2090#endif 2091 --scrn_blanked; 2092 splx(s); 2093 return 0; 2094 } else { 2095 scp->mode = mode; 2096 scp->status = status; 2097 splx(s); 2098 return 1; 2099 } 2100} 2101 2102static void 2103stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2104{ 2105 (*saver)(sc, FALSE); 2106 run_scrn_saver = FALSE; 2107 /* the screen saver may have chosen not to stop after all... */ 2108 if (sc->flags & SC_SCRN_BLANKED) 2109 return; 2110 2111 mark_all(sc->cur_scp); 2112 if (sc->delayed_next_scr) 2113 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2114 if (debugger == 0) 2115 wakeup(&scrn_blanked); 2116} 2117 2118static int 2119wait_scrn_saver_stop(sc_softc_t *sc) 2120{ 2121 int error = 0; 2122 2123 while (scrn_blanked > 0) { 2124 run_scrn_saver = FALSE; 2125 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2126 error = 0; 2127 break; 2128 } 2129 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2130 if ((error != 0) && (error != ERESTART)) 2131 break; 2132 } 2133 run_scrn_saver = FALSE; 2134 return error; 2135} 2136#endif /* DEV_SPLASH */ 2137 2138void 2139sc_touch_scrn_saver(void) 2140{ 2141 scsplash_stick(FALSE); 2142 run_scrn_saver = FALSE; 2143} 2144 2145int 2146sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2147{ 2148 scr_stat *cur_scp; 2149 struct tty *tp; 2150 struct proc *p; 2151 int s; 2152 2153 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2154 2155 if (sc->cur_scp == NULL) 2156 return (0); 2157 2158 /* prevent switch if previously requested */ 2159 if (sc->flags & SC_SCRN_VTYLOCK) { 2160 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2161 sc->cur_scp->bell_duration); 2162 return EPERM; 2163 } 2164 2165 /* delay switch if the screen is blanked or being updated */ 2166 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2167 || sc->blink_in_progress || sc->videoio_in_progress) { 2168 sc->delayed_next_scr = next_scr + 1; 2169 sc_touch_scrn_saver(); 2170 DPRINTF(5, ("switch delayed\n")); 2171 return 0; 2172 } 2173 2174 s = spltty(); 2175 cur_scp = sc->cur_scp; 2176 2177 /* we are in the middle of the vty switching process... */ 2178 if (sc->switch_in_progress 2179 && (cur_scp->smode.mode == VT_PROCESS) 2180 && cur_scp->proc) { 2181 p = pfind(cur_scp->pid); 2182 if (cur_scp->proc != p) { 2183 if (p) 2184 PROC_UNLOCK(p); 2185 /* 2186 * The controlling process has died!!. Do some clean up. 2187 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2188 * are not reset here yet; they will be cleared later. 2189 */ 2190 DPRINTF(5, ("cur_scp controlling process %d died, ", 2191 cur_scp->pid)); 2192 if (cur_scp->status & SWITCH_WAIT_REL) { 2193 /* 2194 * Force the previous switch to finish, but return now 2195 * with error. 2196 */ 2197 DPRINTF(5, ("reset WAIT_REL, ")); 2198 finish_vt_rel(cur_scp, TRUE, &s); 2199 splx(s); 2200 DPRINTF(5, ("finishing previous switch\n")); 2201 return EINVAL; 2202 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2203 /* let's assume screen switch has been completed. */ 2204 DPRINTF(5, ("reset WAIT_ACQ, ")); 2205 finish_vt_acq(cur_scp); 2206 } else { 2207 /* 2208 * We are in between screen release and acquisition, and 2209 * reached here via scgetc() or scrn_timer() which has 2210 * interrupted exchange_scr(). Don't do anything stupid. 2211 */ 2212 DPRINTF(5, ("waiting nothing, ")); 2213 } 2214 } else { 2215 if (p) 2216 PROC_UNLOCK(p); 2217 /* 2218 * The controlling process is alive, but not responding... 2219 * It is either buggy or it may be just taking time. 2220 * The following code is a gross kludge to cope with this 2221 * problem for which there is no clean solution. XXX 2222 */ 2223 if (cur_scp->status & SWITCH_WAIT_REL) { 2224 switch (sc->switch_in_progress++) { 2225 case 1: 2226 break; 2227 case 2: 2228 DPRINTF(5, ("sending relsig again, ")); 2229 signal_vt_rel(cur_scp); 2230 break; 2231 case 3: 2232 break; 2233 case 4: 2234 default: 2235 /* 2236 * Act as if the controlling program returned 2237 * VT_FALSE. 2238 */ 2239 DPRINTF(5, ("force reset WAIT_REL, ")); 2240 finish_vt_rel(cur_scp, FALSE, &s); 2241 splx(s); 2242 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2243 return EINVAL; 2244 } 2245 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2246 switch (sc->switch_in_progress++) { 2247 case 1: 2248 break; 2249 case 2: 2250 DPRINTF(5, ("sending acqsig again, ")); 2251 signal_vt_acq(cur_scp); 2252 break; 2253 case 3: 2254 break; 2255 case 4: 2256 default: 2257 /* clear the flag and finish the previous switch */ 2258 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2259 finish_vt_acq(cur_scp); 2260 break; 2261 } 2262 } 2263 } 2264 } 2265 2266 /* 2267 * Return error if an invalid argument is given, or vty switch 2268 * is still in progress. 2269 */ 2270 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2271 || sc->switch_in_progress) { 2272 splx(s); 2273 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2274 DPRINTF(5, ("error 1\n")); 2275 return EINVAL; 2276 } 2277 2278 /* 2279 * Don't allow switching away from the graphics mode vty 2280 * if the switch mode is VT_AUTO, unless the next vty is the same 2281 * as the current or the current vty has been closed (but showing). 2282 */ 2283 tp = VIRTUAL_TTY(sc, cur_scp->index); 2284 if ((cur_scp->index != next_scr) 2285 && ISTTYOPEN(tp) 2286 && (cur_scp->smode.mode == VT_AUTO) 2287 && ISGRAPHSC(cur_scp)) { 2288 splx(s); 2289 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2290 DPRINTF(5, ("error, graphics mode\n")); 2291 return EINVAL; 2292 } 2293 2294 /* 2295 * Is the wanted vty open? Don't allow switching to a closed vty. 2296 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2297 * Note that we always allow the user to switch to the kernel 2298 * console even if it is closed. 2299 */ 2300 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2301 tp = VIRTUAL_TTY(sc, next_scr); 2302 if (!ISTTYOPEN(tp)) { 2303 splx(s); 2304 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2305 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2306 return EINVAL; 2307 } 2308 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2309 splx(s); 2310 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2311 return EINVAL; 2312 } 2313 } 2314 2315 /* this is the start of vty switching process... */ 2316 ++sc->switch_in_progress; 2317 sc->delayed_next_scr = 0; 2318 sc->old_scp = cur_scp; 2319 sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); 2320 if (sc->new_scp == sc->old_scp) { 2321 sc->switch_in_progress = 0; 2322 /* 2323 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2324 * sched_lock is in an in-between state, e.g., when we stop at 2325 * a breakpoint at fork_exit. It has always been wrong to call 2326 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2327 * is supposed to be locked by splhigh(), but the debugger may 2328 * be invoked at splhigh(). 2329 */ 2330 if (debugger == 0) 2331 wakeup(&sc->new_scp->smode); 2332 splx(s); 2333 DPRINTF(5, ("switch done (new == old)\n")); 2334 return 0; 2335 } 2336 2337 /* has controlling process died? */ 2338 vt_proc_alive(sc->old_scp); 2339 vt_proc_alive(sc->new_scp); 2340 2341 /* wait for the controlling process to release the screen, if necessary */ 2342 if (signal_vt_rel(sc->old_scp)) { 2343 splx(s); 2344 return 0; 2345 } 2346 2347 /* go set up the new vty screen */ 2348 splx(s); 2349 exchange_scr(sc); 2350 s = spltty(); 2351 2352 /* wake up processes waiting for this vty */ 2353 if (debugger == 0) 2354 wakeup(&sc->cur_scp->smode); 2355 2356 /* wait for the controlling process to acknowledge, if necessary */ 2357 if (signal_vt_acq(sc->cur_scp)) { 2358 splx(s); 2359 return 0; 2360 } 2361 2362 sc->switch_in_progress = 0; 2363 if (sc->unit == sc_console_unit) 2364 cnavailable(sc_consptr, TRUE); 2365 splx(s); 2366 DPRINTF(5, ("switch done\n")); 2367 2368 return 0; 2369} 2370 2371static int 2372do_switch_scr(sc_softc_t *sc, int s) 2373{ 2374 vt_proc_alive(sc->new_scp); 2375 2376 splx(s); 2377 exchange_scr(sc); 2378 s = spltty(); 2379 /* sc->cur_scp == sc->new_scp */ 2380 wakeup(&sc->cur_scp->smode); 2381 2382 /* wait for the controlling process to acknowledge, if necessary */ 2383 if (!signal_vt_acq(sc->cur_scp)) { 2384 sc->switch_in_progress = 0; 2385 if (sc->unit == sc_console_unit) 2386 cnavailable(sc_consptr, TRUE); 2387 } 2388 2389 return s; 2390} 2391 2392static int 2393vt_proc_alive(scr_stat *scp) 2394{ 2395 struct proc *p; 2396 2397 if (scp->proc) { 2398 if ((p = pfind(scp->pid)) != NULL) 2399 PROC_UNLOCK(p); 2400 if (scp->proc == p) 2401 return TRUE; 2402 scp->proc = NULL; 2403 scp->smode.mode = VT_AUTO; 2404 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2405 } 2406 return FALSE; 2407} 2408 2409static int 2410signal_vt_rel(scr_stat *scp) 2411{ 2412 if (scp->smode.mode != VT_PROCESS) 2413 return FALSE; 2414 scp->status |= SWITCH_WAIT_REL; 2415 PROC_LOCK(scp->proc); 2416 psignal(scp->proc, scp->smode.relsig); 2417 PROC_UNLOCK(scp->proc); 2418 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2419 return TRUE; 2420} 2421 2422static int 2423signal_vt_acq(scr_stat *scp) 2424{ 2425 if (scp->smode.mode != VT_PROCESS) 2426 return FALSE; 2427 if (scp->sc->unit == sc_console_unit) 2428 cnavailable(sc_consptr, FALSE); 2429 scp->status |= SWITCH_WAIT_ACQ; 2430 PROC_LOCK(scp->proc); 2431 psignal(scp->proc, scp->smode.acqsig); 2432 PROC_UNLOCK(scp->proc); 2433 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2434 return TRUE; 2435} 2436 2437static int 2438finish_vt_rel(scr_stat *scp, int release, int *s) 2439{ 2440 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2441 scp->status &= ~SWITCH_WAIT_REL; 2442 if (release) 2443 *s = do_switch_scr(scp->sc, *s); 2444 else 2445 scp->sc->switch_in_progress = 0; 2446 return 0; 2447 } 2448 return EINVAL; 2449} 2450 2451static int 2452finish_vt_acq(scr_stat *scp) 2453{ 2454 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2455 scp->status &= ~SWITCH_WAIT_ACQ; 2456 scp->sc->switch_in_progress = 0; 2457 return 0; 2458 } 2459 return EINVAL; 2460} 2461 2462static void 2463exchange_scr(sc_softc_t *sc) 2464{ 2465 scr_stat *scp; 2466 2467 /* save the current state of video and keyboard */ 2468 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2469 if (!ISGRAPHSC(sc->old_scp)) 2470 sc_remove_cursor_image(sc->old_scp); 2471 if (sc->old_scp->kbd_mode == K_XLATE) 2472 save_kbd_state(sc->old_scp); 2473 2474 /* set up the video for the new screen */ 2475 scp = sc->cur_scp = sc->new_scp; 2476#ifdef PC98 2477 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2478#else 2479 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2480#endif 2481 set_mode(scp); 2482#ifndef __sparc64__ 2483 else 2484 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2485 (void *)sc->adp->va_window, FALSE); 2486#endif 2487 scp->status |= MOUSE_HIDDEN; 2488 sc_move_cursor(scp, scp->xpos, scp->ypos); 2489 if (!ISGRAPHSC(scp)) 2490 sc_set_cursor_image(scp); 2491#ifndef SC_NO_PALETTE_LOADING 2492 if (ISGRAPHSC(sc->old_scp)) 2493 load_palette(sc->adp, sc->palette); 2494#endif 2495 sc_set_border(scp, scp->border); 2496 2497 /* set up the keyboard for the new screen */ 2498 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2499 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2500 update_kbd_state(scp, scp->status, LOCK_MASK); 2501 2502 mark_all(scp); 2503} 2504 2505void 2506sc_puts(scr_stat *scp, u_char *buf, int len) 2507{ 2508#ifdef DEV_SPLASH 2509 /* make screensaver happy */ 2510 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2511 run_scrn_saver = FALSE; 2512#endif 2513 2514 if (scp->tsw) 2515 (*scp->tsw->te_puts)(scp, buf, len); 2516 2517 if (scp->sc->delayed_next_scr) 2518 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2519} 2520 2521void 2522sc_draw_cursor_image(scr_stat *scp) 2523{ 2524 /* assert(scp == scp->sc->cur_scp); */ 2525 ++scp->sc->videoio_in_progress; 2526 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2527 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2528 sc_inside_cutmark(scp, scp->cursor_pos)); 2529 scp->cursor_oldpos = scp->cursor_pos; 2530 --scp->sc->videoio_in_progress; 2531} 2532 2533void 2534sc_remove_cursor_image(scr_stat *scp) 2535{ 2536 /* assert(scp == scp->sc->cur_scp); */ 2537 ++scp->sc->videoio_in_progress; 2538 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2539 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2540 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2541 --scp->sc->videoio_in_progress; 2542} 2543 2544static void 2545update_cursor_image(scr_stat *scp) 2546{ 2547 /* assert(scp == scp->sc->cur_scp); */ 2548 sc_remove_cursor_image(scp); 2549 sc_set_cursor_image(scp); 2550 sc_draw_cursor_image(scp); 2551} 2552 2553void 2554sc_set_cursor_image(scr_stat *scp) 2555{ 2556 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2557 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2558 /* hidden cursor is internally represented as zero-height underline */ 2559 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2560 scp->curs_attr.base = scp->curs_attr.height = 0; 2561 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2562 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2563 scp->font_size - 1); 2564 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2565 scp->font_size - scp->curs_attr.base); 2566 } else { /* block cursor */ 2567 scp->curs_attr.base = 0; 2568 scp->curs_attr.height = scp->font_size; 2569 } 2570 2571 /* assert(scp == scp->sc->cur_scp); */ 2572 ++scp->sc->videoio_in_progress; 2573 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2574 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2575 --scp->sc->videoio_in_progress; 2576} 2577 2578static void 2579change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2580{ 2581 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2582 sc_remove_cursor_image(scp); 2583 2584 if (base >= 0) 2585 scp->curr_curs_attr.base = base; 2586 if (height >= 0) 2587 scp->curr_curs_attr.height = height; 2588 if (flags & CONS_RESET_CURSOR) 2589 scp->curr_curs_attr = scp->dflt_curs_attr; 2590 else 2591 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2592 2593 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2594 sc_set_cursor_image(scp); 2595 sc_draw_cursor_image(scp); 2596 } 2597} 2598 2599void 2600sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2601{ 2602 sc_softc_t *sc; 2603 dev_t dev; 2604 int s; 2605 int i; 2606 2607 s = spltty(); 2608 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2609 /* local (per vty) change */ 2610 change_cursor_shape(scp, flags, base, height); 2611 splx(s); 2612 return; 2613 } 2614 2615 /* global change */ 2616 sc = scp->sc; 2617 if (base >= 0) 2618 sc->curs_attr.base = base; 2619 if (height >= 0) 2620 sc->curs_attr.height = height; 2621 if (flags != -1) { 2622 if (flags & CONS_RESET_CURSOR) 2623 sc->curs_attr = sc->dflt_curs_attr; 2624 else 2625 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2626 } 2627 2628 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2629 if ((dev = SC_DEV(sc, i)) == NODEV) 2630 continue; 2631 if ((scp = SC_STAT(dev)) == NULL) 2632 continue; 2633 scp->dflt_curs_attr = sc->curs_attr; 2634 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2635 } 2636 splx(s); 2637} 2638 2639static void 2640scinit(int unit, int flags) 2641{ 2642 /* 2643 * When syscons is being initialized as the kernel console, malloc() 2644 * is not yet functional, because various kernel structures has not been 2645 * fully initialized yet. Therefore, we need to declare the following 2646 * static buffers for the console. This is less than ideal, 2647 * but is necessry evil for the time being. XXX 2648 */ 2649 static scr_stat main_console; 2650 static dev_t main_devs[MAXCONS]; 2651 static struct tty main_tty; 2652#ifdef PC98 2653 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2654#else 2655 static u_short sc_buffer[ROW*COL]; /* XXX */ 2656#endif 2657#ifndef SC_NO_FONT_LOADING 2658 static u_char font_8[256*8]; 2659 static u_char font_14[256*14]; 2660 static u_char font_16[256*16]; 2661#endif 2662 2663 sc_softc_t *sc; 2664 scr_stat *scp; 2665 video_adapter_t *adp; 2666 int col; 2667 int row; 2668 int i; 2669 2670 /* one time initialization */ 2671 if (init_done == COLD) 2672 sc_get_bios_values(&bios_value); 2673 init_done = WARM; 2674 2675 /* 2676 * Allocate resources. Even if we are being called for the second 2677 * time, we must allocate them again, because they might have 2678 * disappeared... 2679 */ 2680 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2681 adp = NULL; 2682 if (sc->adapter >= 0) { 2683 vid_release(sc->adp, (void *)&sc->adapter); 2684 adp = sc->adp; 2685 sc->adp = NULL; 2686 } 2687 if (sc->keyboard >= 0) { 2688 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2689 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2690 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2691 if (sc->kbd != NULL) { 2692 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2693 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2694 } 2695 sc->kbd = NULL; 2696 } 2697 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2698 sc->adp = vid_get_adapter(sc->adapter); 2699 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2700 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2701 sckbdevent, sc); 2702 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2703 sc->kbd = kbd_get_keyboard(sc->keyboard); 2704 if (sc->kbd != NULL) { 2705 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2706 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2707 } 2708 2709 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2710 2711 sc->initial_mode = sc->adp->va_initial_mode; 2712 2713#ifndef SC_NO_FONT_LOADING 2714 if (flags & SC_KERNEL_CONSOLE) { 2715 sc->font_8 = font_8; 2716 sc->font_14 = font_14; 2717 sc->font_16 = font_16; 2718 } else if (sc->font_8 == NULL) { 2719 /* assert(sc_malloc) */ 2720 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2721 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2722 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2723 } 2724#endif 2725 2726 /* extract the hardware cursor location and hide the cursor for now */ 2727 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2728 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2729 2730 /* set up the first console */ 2731 sc->first_vty = unit*MAXCONS; 2732 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2733 if (flags & SC_KERNEL_CONSOLE) { 2734 sc->dev = main_devs; 2735 sc->dev[0] = make_dev(&sc_cdevsw, unit * MAXCONS, 2736 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", unit * MAXCONS); 2737 sc->dev[0]->si_tty = &main_tty; 2738 ttyregister(&main_tty); 2739 scp = &main_console; 2740 init_scp(sc, sc->first_vty, scp); 2741 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2742 (void *)sc_buffer, FALSE); 2743 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2744 sc_init_emulator(scp, "*"); 2745 (*scp->tsw->te_default_attr)(scp, 2746 kernel_default.std_color, 2747 kernel_default.rev_color); 2748 } else { 2749 /* assert(sc_malloc) */ 2750 sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2751 sc->dev[0] = make_dev(&sc_cdevsw, unit * MAXCONS, 2752 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", unit * MAXCONS); 2753 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2754 scp = alloc_scp(sc, sc->first_vty); 2755 } 2756 SC_STAT(sc->dev[0]) = scp; 2757 sc->cur_scp = scp; 2758 2759#ifndef __sparc64__ 2760 /* copy screen to temporary buffer */ 2761 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2762 (void *)scp->sc->adp->va_window, FALSE); 2763 if (ISTEXTSC(scp)) 2764 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2765#endif 2766 2767 /* move cursors to the initial positions */ 2768 if (col >= scp->xsize) 2769 col = 0; 2770 if (row >= scp->ysize) 2771 row = scp->ysize - 1; 2772 scp->xpos = col; 2773 scp->ypos = row; 2774 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2775 2776 if (bios_value.cursor_end < scp->font_size) 2777 sc->dflt_curs_attr.base = scp->font_size - 2778 bios_value.cursor_end - 1; 2779 else 2780 sc->dflt_curs_attr.base = 0; 2781 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2782 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2783 sc->dflt_curs_attr.flags = 0; 2784 sc->curs_attr = sc->dflt_curs_attr; 2785 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2786 2787#ifndef SC_NO_SYSMOUSE 2788 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2789#endif 2790 if (!ISGRAPHSC(scp)) { 2791 sc_set_cursor_image(scp); 2792 sc_draw_cursor_image(scp); 2793 } 2794 2795 /* save font and palette */ 2796#ifndef SC_NO_FONT_LOADING 2797 sc->fonts_loaded = 0; 2798 if (ISFONTAVAIL(sc->adp->va_flags)) { 2799#ifdef SC_DFLT_FONT 2800 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2801 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2802 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2803 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2804 if (scp->font_size < 14) { 2805 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2806 } else if (scp->font_size >= 16) { 2807 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2808 } else { 2809 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2810 } 2811#else /* !SC_DFLT_FONT */ 2812 if (scp->font_size < 14) { 2813 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2814 sc->fonts_loaded = FONT_8; 2815 } else if (scp->font_size >= 16) { 2816 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2817 sc->fonts_loaded = FONT_16; 2818 } else { 2819 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2820 sc->fonts_loaded = FONT_14; 2821 } 2822#endif /* SC_DFLT_FONT */ 2823 /* FONT KLUDGE: always use the font page #0. XXX */ 2824 sc_show_font(scp, 0); 2825 } 2826#endif /* !SC_NO_FONT_LOADING */ 2827 2828#ifndef SC_NO_PALETTE_LOADING 2829 save_palette(sc->adp, sc->palette); 2830#endif 2831 2832#ifdef DEV_SPLASH 2833 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 2834 /* we are ready to put up the splash image! */ 2835 splash_init(sc->adp, scsplash_callback, sc); 2836 sc->flags |= SC_SPLASH_SCRN; 2837 } 2838#endif 2839 } 2840 2841 /* the rest is not necessary, if we have done it once */ 2842 if (sc->flags & SC_INIT_DONE) 2843 return; 2844 2845 /* initialize mapscrn arrays to a one to one map */ 2846 for (i = 0; i < sizeof(sc->scr_map); i++) 2847 sc->scr_map[i] = sc->scr_rmap[i] = i; 2848#ifdef PC98 2849 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2850#endif 2851 2852 sc->flags |= SC_INIT_DONE; 2853} 2854 2855#if !__alpha__ 2856static void 2857scterm(int unit, int flags) 2858{ 2859 sc_softc_t *sc; 2860 scr_stat *scp; 2861 2862 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2863 if (sc == NULL) 2864 return; /* shouldn't happen */ 2865 2866#ifdef DEV_SPLASH 2867 /* this console is no longer available for the splash screen */ 2868 if (sc->flags & SC_SPLASH_SCRN) { 2869 splash_term(sc->adp); 2870 sc->flags &= ~SC_SPLASH_SCRN; 2871 } 2872#endif 2873 2874#if 0 /* XXX */ 2875 /* move the hardware cursor to the upper-left corner */ 2876 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2877#endif 2878 2879 /* release the keyboard and the video card */ 2880 if (sc->keyboard >= 0) 2881 kbd_release(sc->kbd, &sc->keyboard); 2882 if (sc->adapter >= 0) 2883 vid_release(sc->adp, &sc->adapter); 2884 2885 /* stop the terminal emulator, if any */ 2886 scp = SC_STAT(sc->dev[0]); 2887 if (scp->tsw) 2888 (*scp->tsw->te_term)(scp, &scp->ts); 2889 if (scp->ts != NULL) 2890 free(scp->ts, M_DEVBUF); 2891 2892 /* clear the structure */ 2893 if (!(flags & SC_KERNEL_CONSOLE)) { 2894 /* XXX: We need delete_dev() for this */ 2895 free(sc->dev, M_DEVBUF); 2896#if 0 2897 /* XXX: We need a ttyunregister for this */ 2898 free(sc->tty, M_DEVBUF); 2899#endif 2900#ifndef SC_NO_FONT_LOADING 2901 free(sc->font_8, M_DEVBUF); 2902 free(sc->font_14, M_DEVBUF); 2903 free(sc->font_16, M_DEVBUF); 2904#endif 2905 /* XXX vtb, history */ 2906 } 2907 bzero(sc, sizeof(*sc)); 2908 sc->keyboard = -1; 2909 sc->adapter = -1; 2910} 2911#endif /* !__alpha__ */ 2912 2913static void 2914scshutdown(void *arg, int howto) 2915{ 2916 /* assert(sc_console != NULL) */ 2917 2918 sc_touch_scrn_saver(); 2919 if (!cold && sc_console 2920 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2921 && sc_console->smode.mode == VT_AUTO) 2922 sc_switch_scr(sc_console->sc, sc_console->index); 2923 shutdown_in_progress = TRUE; 2924} 2925 2926int 2927sc_clean_up(scr_stat *scp) 2928{ 2929#ifdef DEV_SPLASH 2930 int error; 2931#endif 2932 2933 if (scp->sc->flags & SC_SCRN_BLANKED) { 2934 sc_touch_scrn_saver(); 2935#ifdef DEV_SPLASH 2936 if ((error = wait_scrn_saver_stop(scp->sc))) 2937 return error; 2938#endif 2939 } 2940 scp->status |= MOUSE_HIDDEN; 2941 sc_remove_mouse_image(scp); 2942 sc_remove_cutmarking(scp); 2943 return 0; 2944} 2945 2946void 2947sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2948{ 2949 sc_vtb_t new; 2950 sc_vtb_t old; 2951 2952 old = scp->vtb; 2953 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2954 if (!discard && (old.vtb_flags & VTB_VALID)) { 2955 /* retain the current cursor position and buffer contants */ 2956 scp->cursor_oldpos = scp->cursor_pos; 2957 /* 2958 * This works only if the old buffer has the same size as or larger 2959 * than the new one. XXX 2960 */ 2961 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2962 scp->vtb = new; 2963 } else { 2964 scp->vtb = new; 2965 sc_vtb_destroy(&old); 2966 } 2967 2968#ifndef SC_NO_SYSMOUSE 2969 /* move the mouse cursor at the center of the screen */ 2970 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2971#endif 2972} 2973 2974static scr_stat 2975*alloc_scp(sc_softc_t *sc, int vty) 2976{ 2977 scr_stat *scp; 2978 2979 /* assert(sc_malloc) */ 2980 2981 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2982 init_scp(sc, vty, scp); 2983 2984 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2985 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2986 sc_init_emulator(scp, "*"); 2987 2988#ifndef SC_NO_CUTPASTE 2989 sc_alloc_cut_buffer(scp, TRUE); 2990#endif 2991 2992#ifndef SC_NO_HISTORY 2993 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2994#endif 2995 2996 return scp; 2997} 2998 2999static void 3000init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 3001{ 3002 video_info_t info; 3003 3004 bzero(scp, sizeof(*scp)); 3005 3006 scp->index = vty; 3007 scp->sc = sc; 3008 scp->status = 0; 3009 scp->mode = sc->initial_mode; 3010 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 3011 if (info.vi_flags & V_INFO_GRAPHICS) { 3012 scp->status |= GRAPHICS_MODE; 3013 scp->xpixel = info.vi_width; 3014 scp->ypixel = info.vi_height; 3015 scp->xsize = info.vi_width/info.vi_cwidth; 3016 scp->ysize = info.vi_height/info.vi_cheight; 3017 scp->font_size = 0; 3018 scp->font = NULL; 3019 } else { 3020 scp->xsize = info.vi_width; 3021 scp->ysize = info.vi_height; 3022 scp->xpixel = scp->xsize*info.vi_cwidth; 3023 scp->ypixel = scp->ysize*info.vi_cheight; 3024 scp->font_size = info.vi_cheight; 3025 scp->font_width = info.vi_cwidth; 3026 if (info.vi_cheight < 14) { 3027#ifndef SC_NO_FONT_LOADING 3028 scp->font = sc->font_8; 3029#else 3030 scp->font = NULL; 3031#endif 3032 } else if (info.vi_cheight >= 16) { 3033#ifndef SC_NO_FONT_LOADING 3034 scp->font = sc->font_16; 3035#else 3036 scp->font = NULL; 3037#endif 3038 } else { 3039#ifndef SC_NO_FONT_LOADING 3040 scp->font = sc->font_14; 3041#else 3042 scp->font = NULL; 3043#endif 3044 } 3045 } 3046 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3047#ifndef __sparc64__ 3048 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3049#endif 3050 scp->xoff = scp->yoff = 0; 3051 scp->xpos = scp->ypos = 0; 3052 scp->start = scp->xsize * scp->ysize - 1; 3053 scp->end = 0; 3054 scp->tsw = NULL; 3055 scp->ts = NULL; 3056 scp->rndr = NULL; 3057 scp->border = BG_BLACK; 3058 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3059 scp->mouse_cut_start = scp->xsize*scp->ysize; 3060 scp->mouse_cut_end = -1; 3061 scp->mouse_signal = 0; 3062 scp->mouse_pid = 0; 3063 scp->mouse_proc = NULL; 3064 scp->kbd_mode = K_XLATE; 3065 scp->bell_pitch = bios_value.bell_pitch; 3066 scp->bell_duration = BELL_DURATION; 3067 scp->status |= (bios_value.shift_state & NLKED); 3068 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3069 scp->pid = 0; 3070 scp->proc = NULL; 3071 scp->smode.mode = VT_AUTO; 3072 scp->history = NULL; 3073 scp->history_pos = 0; 3074 scp->history_size = 0; 3075} 3076 3077int 3078sc_init_emulator(scr_stat *scp, char *name) 3079{ 3080 sc_term_sw_t *sw; 3081 sc_rndr_sw_t *rndr; 3082 void *p; 3083 int error; 3084 3085 if (name == NULL) /* if no name is given, use the current emulator */ 3086 sw = scp->tsw; 3087 else /* ...otherwise find the named emulator */ 3088 sw = sc_term_match(name); 3089 if (sw == NULL) 3090 return EINVAL; 3091 3092 rndr = NULL; 3093 if (strcmp(sw->te_renderer, "*") != 0) { 3094 rndr = sc_render_match(scp, sw->te_renderer, 3095 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3096 } 3097 if (rndr == NULL) { 3098 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3099 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3100 if (rndr == NULL) 3101 return ENODEV; 3102 } 3103 3104 if (sw == scp->tsw) { 3105 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3106 scp->rndr = rndr; 3107 sc_clear_screen(scp); 3108 /* assert(error == 0); */ 3109 return error; 3110 } 3111 3112 if (sc_malloc && (sw->te_size > 0)) 3113 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3114 else 3115 p = NULL; 3116 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3117 if (error) 3118 return error; 3119 3120 if (scp->tsw) 3121 (*scp->tsw->te_term)(scp, &scp->ts); 3122 if (scp->ts != NULL) 3123 free(scp->ts, M_DEVBUF); 3124 scp->tsw = sw; 3125 scp->ts = p; 3126 scp->rndr = rndr; 3127 3128 /* XXX */ 3129 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3130 sc_clear_screen(scp); 3131 3132 return 0; 3133} 3134 3135/* 3136 * scgetc(flags) - get character from keyboard. 3137 * If flags & SCGETC_CN, then avoid harmful side effects. 3138 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3139 * return NOKEY if there is nothing there. 3140 */ 3141static u_int 3142scgetc(sc_softc_t *sc, u_int flags) 3143{ 3144 scr_stat *scp; 3145#ifndef SC_NO_HISTORY 3146 struct tty *tp; 3147#endif 3148 u_int c; 3149 int this_scr; 3150 int f; 3151 int i; 3152 3153 if (sc->kbd == NULL) 3154 return NOKEY; 3155 3156next_code: 3157#if 1 3158 /* I don't like this, but... XXX */ 3159 if (flags & SCGETC_CN) 3160 sccnupdate(sc->cur_scp); 3161#endif 3162 scp = sc->cur_scp; 3163 /* first see if there is something in the keyboard port */ 3164 for (;;) { 3165 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3166 if (c == ERRKEY) { 3167 if (!(flags & SCGETC_CN)) 3168 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3169 } else if (c == NOKEY) 3170 return c; 3171 else 3172 break; 3173 } 3174 3175 /* make screensaver happy */ 3176 if (!(c & RELKEY)) 3177 sc_touch_scrn_saver(); 3178 3179 if (!(flags & SCGETC_CN)) 3180 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3181 3182 if (scp->kbd_mode != K_XLATE) 3183 return KEYCHAR(c); 3184 3185 /* if scroll-lock pressed allow history browsing */ 3186 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3187 3188 scp->status &= ~CURSOR_ENABLED; 3189 sc_remove_cursor_image(scp); 3190 3191#ifndef SC_NO_HISTORY 3192 if (!(scp->status & BUFFER_SAVED)) { 3193 scp->status |= BUFFER_SAVED; 3194 sc_hist_save(scp); 3195 } 3196 switch (c) { 3197 /* FIXME: key codes */ 3198 case SPCLKEY | FKEY | F(49): /* home key */ 3199 sc_remove_cutmarking(scp); 3200 sc_hist_home(scp); 3201 goto next_code; 3202 3203 case SPCLKEY | FKEY | F(57): /* end key */ 3204 sc_remove_cutmarking(scp); 3205 sc_hist_end(scp); 3206 goto next_code; 3207 3208 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3209 sc_remove_cutmarking(scp); 3210 if (sc_hist_up_line(scp)) 3211 if (!(flags & SCGETC_CN)) 3212 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3213 goto next_code; 3214 3215 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3216 sc_remove_cutmarking(scp); 3217 if (sc_hist_down_line(scp)) 3218 if (!(flags & SCGETC_CN)) 3219 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3220 goto next_code; 3221 3222 case SPCLKEY | FKEY | F(51): /* page up key */ 3223 sc_remove_cutmarking(scp); 3224 for (i=0; i<scp->ysize; i++) 3225 if (sc_hist_up_line(scp)) { 3226 if (!(flags & SCGETC_CN)) 3227 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3228 break; 3229 } 3230 goto next_code; 3231 3232 case SPCLKEY | FKEY | F(59): /* page down key */ 3233 sc_remove_cutmarking(scp); 3234 for (i=0; i<scp->ysize; i++) 3235 if (sc_hist_down_line(scp)) { 3236 if (!(flags & SCGETC_CN)) 3237 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3238 break; 3239 } 3240 goto next_code; 3241 } 3242#endif /* SC_NO_HISTORY */ 3243 } 3244 3245 /* 3246 * Process and consume special keys here. Return a plain char code 3247 * or a char code with the META flag or a function key code. 3248 */ 3249 if (c & RELKEY) { 3250 /* key released */ 3251 /* goto next_code */ 3252 } else { 3253 /* key pressed */ 3254 if (c & SPCLKEY) { 3255 c &= ~SPCLKEY; 3256 switch (KEYCHAR(c)) { 3257 /* LOCKING KEYS */ 3258 case NLK: case CLK: case ALK: 3259 break; 3260 case SLK: 3261 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3262 if (f & SLKED) { 3263 scp->status |= SLKED; 3264 } else { 3265 if (scp->status & SLKED) { 3266 scp->status &= ~SLKED; 3267#ifndef SC_NO_HISTORY 3268 if (scp->status & BUFFER_SAVED) { 3269 if (!sc_hist_restore(scp)) 3270 sc_remove_cutmarking(scp); 3271 scp->status &= ~BUFFER_SAVED; 3272 scp->status |= CURSOR_ENABLED; 3273 sc_draw_cursor_image(scp); 3274 } 3275 tp = VIRTUAL_TTY(sc, scp->index); 3276 if (ISTTYOPEN(tp)) 3277 scstart(tp); 3278#endif 3279 } 3280 } 3281 break; 3282 3283 case PASTE: 3284#ifndef SC_NO_CUTPASTE 3285 sc_mouse_paste(scp); 3286#endif 3287 break; 3288 3289 /* NON-LOCKING KEYS */ 3290 case NOP: 3291 case LSH: case RSH: case LCTR: case RCTR: 3292 case LALT: case RALT: case ASH: case META: 3293 break; 3294 3295 case BTAB: 3296 if (!(sc->flags & SC_SCRN_BLANKED)) 3297 return c; 3298 break; 3299 3300 case SPSC: 3301#ifdef DEV_SPLASH 3302 /* force activatation/deactivation of the screen saver */ 3303 if (!(sc->flags & SC_SCRN_BLANKED)) { 3304 run_scrn_saver = TRUE; 3305 sc->scrn_time_stamp -= scrn_blank_time; 3306 } 3307 if (cold) { 3308 /* 3309 * While devices are being probed, the screen saver need 3310 * to be invoked explictly. XXX 3311 */ 3312 if (sc->flags & SC_SCRN_BLANKED) { 3313 scsplash_stick(FALSE); 3314 stop_scrn_saver(sc, current_saver); 3315 } else { 3316 if (!ISGRAPHSC(scp)) { 3317 scsplash_stick(TRUE); 3318 (*current_saver)(sc, TRUE); 3319 } 3320 } 3321 } 3322#endif /* DEV_SPLASH */ 3323 break; 3324 3325 case RBT: 3326#ifndef SC_DISABLE_REBOOT 3327 shutdown_nice(0); 3328#endif 3329 break; 3330 3331 case HALT: 3332#ifndef SC_DISABLE_REBOOT 3333 shutdown_nice(RB_HALT); 3334#endif 3335 break; 3336 3337 case PDWN: 3338#ifndef SC_DISABLE_REBOOT 3339 shutdown_nice(RB_HALT|RB_POWEROFF); 3340#endif 3341 break; 3342 3343 case SUSP: 3344 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3345 break; 3346 case STBY: 3347 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3348 break; 3349 3350 case DBG: 3351#ifndef SC_DISABLE_DDBKEY 3352#ifdef DDB 3353 Debugger("manual escape to debugger"); 3354#else 3355 printf("No debugger in kernel\n"); 3356#endif 3357#else /* SC_DISABLE_DDBKEY */ 3358 /* do nothing */ 3359#endif /* SC_DISABLE_DDBKEY */ 3360 break; 3361 3362 case PNC: 3363 if (enable_panic_key) 3364 panic("Forced by the panic key"); 3365 break; 3366 3367 case NEXT: 3368 this_scr = scp->index; 3369 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3370 sc->first_vty + i != this_scr; 3371 i = (i + 1)%sc->vtys) { 3372 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3373 if (ISTTYOPEN(tp)) { 3374 sc_switch_scr(scp->sc, sc->first_vty + i); 3375 break; 3376 } 3377 } 3378 break; 3379 3380 case PREV: 3381 this_scr = scp->index; 3382 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3383 sc->first_vty + i != this_scr; 3384 i = (i + sc->vtys - 1)%sc->vtys) { 3385 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3386 if (ISTTYOPEN(tp)) { 3387 sc_switch_scr(scp->sc, sc->first_vty + i); 3388 break; 3389 } 3390 } 3391 break; 3392 3393 default: 3394 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3395 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3396 break; 3397 } 3398 /* assert(c & FKEY) */ 3399 if (!(sc->flags & SC_SCRN_BLANKED)) 3400 return c; 3401 break; 3402 } 3403 /* goto next_code */ 3404 } else { 3405 /* regular keys (maybe MKEY is set) */ 3406 if (!(sc->flags & SC_SCRN_BLANKED)) 3407 return c; 3408 } 3409 } 3410 3411 goto next_code; 3412} 3413 3414static int 3415scmmap(dev_t dev, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3416{ 3417 scr_stat *scp; 3418 3419 scp = SC_STAT(dev); 3420 if (scp != scp->sc->cur_scp) 3421 return -1; 3422 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, paddr, nprot); 3423} 3424 3425static int 3426save_kbd_state(scr_stat *scp) 3427{ 3428 int state; 3429 int error; 3430 3431 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3432 if (error == ENOIOCTL) 3433 error = ENODEV; 3434 if (error == 0) { 3435 scp->status &= ~LOCK_MASK; 3436 scp->status |= state; 3437 } 3438 return error; 3439} 3440 3441static int 3442update_kbd_state(scr_stat *scp, int new_bits, int mask) 3443{ 3444 int state; 3445 int error; 3446 3447 if (mask != LOCK_MASK) { 3448 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3449 if (error == ENOIOCTL) 3450 error = ENODEV; 3451 if (error) 3452 return error; 3453 state &= ~mask; 3454 state |= new_bits & mask; 3455 } else { 3456 state = new_bits & LOCK_MASK; 3457 } 3458 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3459 if (error == ENOIOCTL) 3460 error = ENODEV; 3461 return error; 3462} 3463 3464static int 3465update_kbd_leds(scr_stat *scp, int which) 3466{ 3467 int error; 3468 3469 which &= LOCK_MASK; 3470 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3471 if (error == ENOIOCTL) 3472 error = ENODEV; 3473 return error; 3474} 3475 3476int 3477set_mode(scr_stat *scp) 3478{ 3479 video_info_t info; 3480 3481 /* reject unsupported mode */ 3482 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3483 return 1; 3484 3485 /* if this vty is not currently showing, do nothing */ 3486 if (scp != scp->sc->cur_scp) 3487 return 0; 3488 3489 /* setup video hardware for the given mode */ 3490 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3491#ifndef __sparc64__ 3492 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3493 (void *)scp->sc->adp->va_window, FALSE); 3494#endif 3495 3496#ifndef SC_NO_FONT_LOADING 3497 /* load appropriate font */ 3498 if (!(scp->status & GRAPHICS_MODE)) { 3499 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3500 if (scp->font_size < 14) { 3501 if (scp->sc->fonts_loaded & FONT_8) 3502 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3503 } else if (scp->font_size >= 16) { 3504 if (scp->sc->fonts_loaded & FONT_16) 3505 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3506 } else { 3507 if (scp->sc->fonts_loaded & FONT_14) 3508 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3509 } 3510 /* 3511 * FONT KLUDGE: 3512 * This is an interim kludge to display correct font. 3513 * Always use the font page #0 on the video plane 2. 3514 * Somehow we cannot show the font in other font pages on 3515 * some video cards... XXX 3516 */ 3517 sc_show_font(scp, 0); 3518 } 3519 mark_all(scp); 3520 } 3521#endif /* !SC_NO_FONT_LOADING */ 3522 3523 sc_set_border(scp, scp->border); 3524 sc_set_cursor_image(scp); 3525 3526 return 0; 3527} 3528 3529void 3530sc_set_border(scr_stat *scp, int color) 3531{ 3532 ++scp->sc->videoio_in_progress; 3533 (*scp->rndr->draw_border)(scp, color); 3534 --scp->sc->videoio_in_progress; 3535} 3536 3537#ifndef SC_NO_FONT_LOADING 3538void 3539sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3540 int base, int count) 3541{ 3542 sc_softc_t *sc; 3543 3544 sc = scp->sc; 3545 sc->font_loading_in_progress = TRUE; 3546 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3547 sc->font_loading_in_progress = FALSE; 3548} 3549 3550void 3551sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3552 int base, int count) 3553{ 3554 sc_softc_t *sc; 3555 3556 sc = scp->sc; 3557 sc->font_loading_in_progress = TRUE; 3558 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3559 sc->font_loading_in_progress = FALSE; 3560} 3561 3562void 3563sc_show_font(scr_stat *scp, int page) 3564{ 3565 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3566} 3567#endif /* !SC_NO_FONT_LOADING */ 3568 3569void 3570sc_paste(scr_stat *scp, u_char *p, int count) 3571{ 3572 struct tty *tp; 3573 u_char *rmap; 3574 3575 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3576 if (!ISTTYOPEN(tp)) 3577 return; 3578 rmap = scp->sc->scr_rmap; 3579 for (; count > 0; --count) 3580 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 3581} 3582 3583void 3584sc_bell(scr_stat *scp, int pitch, int duration) 3585{ 3586 if (cold || shutdown_in_progress || !enable_bell) 3587 return; 3588 3589 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3590 return; 3591 3592 if (scp->sc->flags & SC_VISUAL_BELL) { 3593 if (scp->sc->blink_in_progress) 3594 return; 3595 scp->sc->blink_in_progress = 3; 3596 if (scp != scp->sc->cur_scp) 3597 scp->sc->blink_in_progress += 2; 3598 blink_screen(scp->sc->cur_scp); 3599 } else if (duration != 0 && pitch != 0) { 3600 if (scp != scp->sc->cur_scp) 3601 pitch *= 2; 3602 sysbeep(pitch, duration); 3603 } 3604} 3605 3606static void 3607blink_screen(void *arg) 3608{ 3609 scr_stat *scp = arg; 3610 struct tty *tp; 3611 3612 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3613 scp->sc->blink_in_progress = 0; 3614 mark_all(scp); 3615 tp = VIRTUAL_TTY(scp->sc, scp->index); 3616 if (ISTTYOPEN(tp)) 3617 scstart(tp); 3618 if (scp->sc->delayed_next_scr) 3619 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3620 } 3621 else { 3622 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3623 scp->sc->blink_in_progress & 1); 3624 scp->sc->blink_in_progress--; 3625 timeout(blink_screen, scp, hz / 10); 3626 } 3627} 3628