syscons.c revision 125467
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 125467 2004-02-05 01:56:43Z kan $"); 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 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 393 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 394 sc->dev[vc] = dev; 395 /* 396 * The first vty already has struct tty and scr_stat initialized 397 * in scinit(). The other vtys will have these structs when 398 * first opened. 399 */ 400 } 401 402 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 403 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 404 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 405 SC_STAT(dev) = sc_console; 406 407 return 0; 408} 409 410static void 411scmeminit(void *arg) 412{ 413 if (sc_malloc) 414 return; 415 sc_malloc = TRUE; 416 417 /* 418 * As soon as malloc() becomes functional, we had better allocate 419 * various buffers for the kernel console. 420 */ 421 422 if (sc_console_unit < 0) /* sc_console == NULL */ 423 return; 424 425 /* copy the temporary buffer to the final buffer */ 426 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 427 428#ifndef SC_NO_CUTPASTE 429 sc_alloc_cut_buffer(sc_console, FALSE); 430#endif 431 432#ifndef SC_NO_HISTORY 433 /* initialize history buffer & pointers */ 434 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 435#endif 436} 437 438/* XXX */ 439SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 440 441static int 442scdevtounit(dev_t dev) 443{ 444 int vty = SC_VTY(dev); 445 446 if (vty == SC_CONSOLECTL) 447 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 448 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 449 return -1; 450 else 451 return vty/MAXCONS; 452} 453 454static int 455scopen(dev_t dev, int flag, int mode, struct thread *td) 456{ 457 int unit = scdevtounit(dev); 458 sc_softc_t *sc; 459 struct tty *tp; 460 scr_stat *scp; 461#ifndef __sparc64__ 462 keyarg_t key; 463#endif 464 int error; 465 466 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 467 major(dev), minor(dev), unit, SC_VTY(dev))); 468 469 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 470 if (sc == NULL) 471 return ENXIO; 472 473 tp = dev->si_tty = ttymalloc(dev->si_tty); 474 tp->t_oproc = scstart; 475 tp->t_param = scparam; 476 tp->t_stop = nottystop; 477 tp->t_dev = dev; 478 if (!ISTTYOPEN(tp)) { 479 ttychars(tp); 480 /* Use the current setting of the <-- key as default VERASE. */ 481 /* If the Delete key is preferable, an stty is necessary */ 482#ifndef __sparc64__ 483 if (sc->kbd != NULL) { 484 key.keynum = KEYCODE_BS; 485 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 486 tp->t_cc[VERASE] = key.key.map[0]; 487 } 488#endif 489 tp->t_iflag = TTYDEF_IFLAG; 490 tp->t_oflag = TTYDEF_OFLAG; 491 tp->t_cflag = TTYDEF_CFLAG; 492 tp->t_lflag = TTYDEF_LFLAG; 493 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 494 scparam(tp, &tp->t_termios); 495 (*linesw[tp->t_line].l_modem)(tp, 1); 496 } 497 else 498 if (tp->t_state & TS_XCLUDE && suser(td)) 499 return(EBUSY); 500 501 error = (*linesw[tp->t_line].l_open)(dev, tp); 502 503 scp = SC_STAT(dev); 504 if (scp == NULL) { 505 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 506 if (ISGRAPHSC(scp)) 507 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 508 } 509 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 510 tp->t_winsize.ws_col = scp->xsize; 511 tp->t_winsize.ws_row = scp->ysize; 512 } 513 514 return error; 515} 516 517static int 518scclose(dev_t dev, int flag, int mode, struct thread *td) 519{ 520 struct tty *tp = dev->si_tty; 521 scr_stat *scp; 522 int s; 523 524 if (SC_VTY(dev) != SC_CONSOLECTL) { 525 scp = SC_STAT(tp->t_dev); 526 /* were we in the middle of the VT switching process? */ 527 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 528 s = spltty(); 529 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 530 cnavailable(sc_consptr, TRUE); 531 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 532 DPRINTF(5, ("reset WAIT_REL, ")); 533 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 534 DPRINTF(5, ("reset WAIT_ACQ, ")); 535#if not_yet_done 536 if (scp == &main_console) { 537 scp->pid = 0; 538 scp->proc = NULL; 539 scp->smode.mode = VT_AUTO; 540 } 541 else { 542 sc_vtb_destroy(&scp->vtb); 543#ifndef __sparc64__ 544 sc_vtb_destroy(&scp->scr); 545#endif 546 sc_free_history_buffer(scp, scp->ysize); 547 SC_STAT(dev) = NULL; 548 free(scp, M_DEVBUF); 549 } 550#else 551 scp->pid = 0; 552 scp->proc = NULL; 553 scp->smode.mode = VT_AUTO; 554#endif 555 scp->kbd_mode = K_XLATE; 556 if (scp == scp->sc->cur_scp) 557 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 558 DPRINTF(5, ("done.\n")); 559 } 560 spltty(); 561 (*linesw[tp->t_line].l_close)(tp, flag); 562 ttyclose(tp); 563 spl0(); 564 return(0); 565} 566 567static int 568scread(dev_t dev, struct uio *uio, int flag) 569{ 570 if (!sc_saver_keyb_only) 571 sc_touch_scrn_saver(); 572 return ttyread(dev, uio, flag); 573} 574 575static int 576sckbdevent(keyboard_t *thiskbd, int event, void *arg) 577{ 578 sc_softc_t *sc; 579 struct tty *cur_tty; 580 int c; 581 size_t len; 582 u_char *cp; 583 584 sc = (sc_softc_t *)arg; 585 /* assert(thiskbd == sc->kbd) */ 586 587 switch (event) { 588 case KBDIO_KEYINPUT: 589 break; 590 case KBDIO_UNLOADING: 591 sc->kbd = NULL; 592 sc->keyboard = -1; 593 kbd_release(thiskbd, (void *)&sc->keyboard); 594 return 0; 595 default: 596 return EINVAL; 597 } 598 599 /* 600 * Loop while there is still input to get from the keyboard. 601 * I don't think this is nessesary, and it doesn't fix 602 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 603 */ 604 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 605 606 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 607 if (!ISTTYOPEN(cur_tty)) { 608 cur_tty = sc_console_tty; 609 if (!ISTTYOPEN(cur_tty)) 610 continue; 611 } 612 613 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 614 continue; 615 616 switch (KEYFLAGS(c)) { 617 case 0x0000: /* normal key */ 618 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 619 break; 620 case FKEY: /* function key, return string */ 621 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 622 if (cp != NULL) { 623 while (len-- > 0) 624 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 625 } 626 break; 627 case MKEY: /* meta is active, prepend ESC */ 628 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 629 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 630 break; 631 case BKEY: /* backtab fixed sequence (esc [ Z) */ 632 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 633 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 634 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 635 break; 636 } 637 } 638 639 sc->cur_scp->status |= MOUSE_HIDDEN; 640 641 return 0; 642} 643 644static int 645scparam(struct tty *tp, struct termios *t) 646{ 647 tp->t_ispeed = t->c_ispeed; 648 tp->t_ospeed = t->c_ospeed; 649 tp->t_cflag = t->c_cflag; 650 return 0; 651} 652 653static int 654scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct thread *td) 655{ 656 int error; 657 int i; 658 struct tty *tp; 659 sc_softc_t *sc; 660 scr_stat *scp; 661 int s; 662 663 tp = dev->si_tty; 664 665 /* If there is a user_ioctl function call that first */ 666 if (sc_user_ioctl) { 667 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 668 if (error != ENOIOCTL) 669 return error; 670 } 671 672 error = sc_vid_ioctl(tp, cmd, data, flag, td); 673 if (error != ENOIOCTL) 674 return error; 675 676#ifndef SC_NO_HISTORY 677 error = sc_hist_ioctl(tp, cmd, data, flag, td); 678 if (error != ENOIOCTL) 679 return error; 680#endif 681 682#ifndef SC_NO_SYSMOUSE 683 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 684 if (error != ENOIOCTL) 685 return error; 686#endif 687 688 scp = SC_STAT(tp->t_dev); 689 /* assert(scp != NULL) */ 690 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 691 sc = scp->sc; 692 693 if (scp->tsw) { 694 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 695 if (error != ENOIOCTL) 696 return error; 697 } 698 699 switch (cmd) { /* process console hardware related ioctl's */ 700 701 case GIO_ATTR: /* get current attributes */ 702 /* this ioctl is not processed here, but in the terminal emulator */ 703 return ENOTTY; 704 705 case GIO_COLOR: /* is this a color console ? */ 706 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 707 return 0; 708 709 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 710 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 711 return EINVAL; 712 s = spltty(); 713 scrn_blank_time = *(int *)data; 714 run_scrn_saver = (scrn_blank_time != 0); 715 splx(s); 716 return 0; 717 718 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 719 s = spltty(); 720 *(int *)data &= CONS_CURSOR_ATTRS; 721 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 722 splx(s); 723 return 0; 724 725 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 726 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 727 ((int *)data)[0] = scp->curr_curs_attr.flags; 728 ((int *)data)[1] = scp->curr_curs_attr.base; 729 ((int *)data)[2] = scp->curr_curs_attr.height; 730 } else { 731 ((int *)data)[0] = sc->curs_attr.flags; 732 ((int *)data)[1] = sc->curs_attr.base; 733 ((int *)data)[2] = sc->curs_attr.height; 734 } 735 return 0; 736 737 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 738 s = spltty(); 739 sc_change_cursor_shape(scp, ((int *)data)[0], 740 ((int *)data)[1], ((int *)data)[2]); 741 splx(s); 742 return 0; 743 744 case CONS_BELLTYPE: /* set bell type sound/visual */ 745 if ((*(int *)data) & 0x01) 746 sc->flags |= SC_VISUAL_BELL; 747 else 748 sc->flags &= ~SC_VISUAL_BELL; 749 if ((*(int *)data) & 0x02) 750 sc->flags |= SC_QUIET_BELL; 751 else 752 sc->flags &= ~SC_QUIET_BELL; 753 return 0; 754 755 case CONS_GETINFO: /* get current (virtual) console info */ 756 { 757 vid_info_t *ptr = (vid_info_t*)data; 758 if (ptr->size == sizeof(struct vid_info)) { 759 ptr->m_num = sc->cur_scp->index; 760 ptr->font_size = scp->font_size; 761 ptr->mv_col = scp->xpos; 762 ptr->mv_row = scp->ypos; 763 ptr->mv_csz = scp->xsize; 764 ptr->mv_rsz = scp->ysize; 765 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 766 /* 767 * The following fields are filled by the terminal emulator. XXX 768 * 769 * ptr->mv_norm.fore 770 * ptr->mv_norm.back 771 * ptr->mv_rev.fore 772 * ptr->mv_rev.back 773 */ 774 ptr->mv_grfc.fore = 0; /* not supported */ 775 ptr->mv_grfc.back = 0; /* not supported */ 776 ptr->mv_ovscan = scp->border; 777 if (scp == sc->cur_scp) 778 save_kbd_state(scp); 779 ptr->mk_keylock = scp->status & LOCK_MASK; 780 return 0; 781 } 782 return EINVAL; 783 } 784 785 case CONS_GETVERS: /* get version number */ 786 *(int*)data = 0x200; /* version 2.0 */ 787 return 0; 788 789 case CONS_IDLE: /* see if the screen has been idle */ 790 /* 791 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 792 * the user process may have been writing something on the 793 * screen and syscons is not aware of it. Declare the screen 794 * is NOT idle if it is in one of these modes. But there is 795 * an exception to it; if a screen saver is running in the 796 * graphics mode in the current screen, we should say that the 797 * screen has been idle. 798 */ 799 *(int *)data = (sc->flags & SC_SCRN_IDLE) 800 && (!ISGRAPHSC(sc->cur_scp) 801 || (sc->cur_scp->status & SAVER_RUNNING)); 802 return 0; 803 804 case CONS_SAVERMODE: /* set saver mode */ 805 switch(*(int *)data) { 806 case CONS_NO_SAVER: 807 case CONS_USR_SAVER: 808 /* if a LKM screen saver is running, stop it first. */ 809 scsplash_stick(FALSE); 810 saver_mode = *(int *)data; 811 s = spltty(); 812#ifdef DEV_SPLASH 813 if ((error = wait_scrn_saver_stop(NULL))) { 814 splx(s); 815 return error; 816 } 817#endif 818 run_scrn_saver = TRUE; 819 if (saver_mode == CONS_USR_SAVER) 820 scp->status |= SAVER_RUNNING; 821 else 822 scp->status &= ~SAVER_RUNNING; 823 scsplash_stick(TRUE); 824 splx(s); 825 break; 826 case CONS_LKM_SAVER: 827 s = spltty(); 828 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 829 scp->status &= ~SAVER_RUNNING; 830 saver_mode = *(int *)data; 831 splx(s); 832 break; 833 default: 834 return EINVAL; 835 } 836 return 0; 837 838 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 839 /* 840 * Note that this ioctl does not guarantee the screen saver 841 * actually starts or stops. It merely attempts to do so... 842 */ 843 s = spltty(); 844 run_scrn_saver = (*(int *)data != 0); 845 if (run_scrn_saver) 846 sc->scrn_time_stamp -= scrn_blank_time; 847 splx(s); 848 return 0; 849 850 case CONS_SCRSHOT: /* get a screen shot */ 851 { 852 int retval, hist_rsz; 853 size_t lsize, csize; 854 vm_offset_t frbp, hstp; 855 unsigned lnum; 856 scrshot_t *ptr = (scrshot_t *)data; 857 void *outp = ptr->buf; 858 859 s = spltty(); 860 if (ISGRAPHSC(scp)) { 861 splx(s); 862 return EOPNOTSUPP; 863 } 864 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 865 if ((ptr->x + ptr->xsize) > scp->xsize || 866 (ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 867 splx(s); 868 return EINVAL; 869 } 870 871 lsize = scp->xsize * sizeof(u_int16_t); 872 csize = ptr->xsize * sizeof(u_int16_t); 873 /* Pointer to the last line of framebuffer */ 874 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 875 sizeof(u_int16_t); 876 /* Pointer to the last line of target buffer */ 877 (vm_offset_t)outp += ptr->ysize * csize; 878 /* Pointer to the last line of history buffer */ 879 if (scp->history != NULL) 880 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 881 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 882 else 883 hstp = 0; 884 885 retval = 0; 886 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 887 if (lnum < scp->ysize) { 888 frbp -= lsize; 889 } else { 890 hstp -= lsize; 891 if (hstp < scp->history->vtb_buffer) 892 hstp += scp->history->vtb_rows * lsize; 893 frbp = hstp; 894 } 895 if (lnum < ptr->y) 896 continue; 897 (vm_offset_t)outp -= csize; 898 retval = copyout((void *)frbp, outp, csize); 899 if (retval != 0) 900 break; 901 } 902 splx(s); 903 return retval; 904 } 905 906 case VT_SETMODE: /* set screen switcher mode */ 907 { 908 struct vt_mode *mode; 909 struct proc *p1; 910 911 mode = (struct vt_mode *)data; 912 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 913 if (scp->smode.mode == VT_PROCESS) { 914 p1 = pfind(scp->pid); 915 if (scp->proc == p1 && scp->proc != td->td_proc) { 916 if (p1) 917 PROC_UNLOCK(p1); 918 DPRINTF(5, ("error EPERM\n")); 919 return EPERM; 920 } 921 if (p1) 922 PROC_UNLOCK(p1); 923 } 924 s = spltty(); 925 if (mode->mode == VT_AUTO) { 926 scp->smode.mode = VT_AUTO; 927 scp->proc = NULL; 928 scp->pid = 0; 929 DPRINTF(5, ("VT_AUTO, ")); 930 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 931 cnavailable(sc_consptr, TRUE); 932 /* were we in the middle of the vty switching process? */ 933 if (finish_vt_rel(scp, TRUE, &s) == 0) 934 DPRINTF(5, ("reset WAIT_REL, ")); 935 if (finish_vt_acq(scp) == 0) 936 DPRINTF(5, ("reset WAIT_ACQ, ")); 937 } else { 938 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 939 || !ISSIGVALID(mode->frsig)) { 940 splx(s); 941 DPRINTF(5, ("error EINVAL\n")); 942 return EINVAL; 943 } 944 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 945 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 946 scp->proc = td->td_proc; 947 scp->pid = scp->proc->p_pid; 948 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 949 cnavailable(sc_consptr, FALSE); 950 } 951 splx(s); 952 DPRINTF(5, ("\n")); 953 return 0; 954 } 955 956 case VT_GETMODE: /* get screen switcher mode */ 957 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 958 return 0; 959 960 case VT_RELDISP: /* screen switcher ioctl */ 961 s = spltty(); 962 /* 963 * This must be the current vty which is in the VT_PROCESS 964 * switching mode... 965 */ 966 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 967 splx(s); 968 return EINVAL; 969 } 970 /* ...and this process is controlling it. */ 971 if (scp->proc != td->td_proc) { 972 splx(s); 973 return EPERM; 974 } 975 error = EINVAL; 976 switch(*(intptr_t *)data) { 977 case VT_FALSE: /* user refuses to release screen, abort */ 978 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 979 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 980 break; 981 case VT_TRUE: /* user has released screen, go on */ 982 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 983 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 984 break; 985 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 986 if ((error = finish_vt_acq(scp)) == 0) 987 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 988 break; 989 default: 990 break; 991 } 992 splx(s); 993 return error; 994 995 case VT_OPENQRY: /* return free virtual console */ 996 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 997 tp = VIRTUAL_TTY(sc, i); 998 if (!ISTTYOPEN(tp)) { 999 *(int *)data = i + 1; 1000 return 0; 1001 } 1002 } 1003 return EINVAL; 1004 1005 case VT_ACTIVATE: /* switch to screen *data */ 1006 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1007 s = spltty(); 1008 sc_clean_up(sc->cur_scp); 1009 splx(s); 1010 return sc_switch_scr(sc, i); 1011 1012 case VT_WAITACTIVE: /* wait for switch to occur */ 1013 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1014 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1015 return EINVAL; 1016 s = spltty(); 1017 error = sc_clean_up(sc->cur_scp); 1018 splx(s); 1019 if (error) 1020 return error; 1021 scp = SC_STAT(SC_DEV(sc, i)); 1022 if (scp == scp->sc->cur_scp) 1023 return 0; 1024 while ((error=tsleep(&scp->smode, PZERO|PCATCH, 1025 "waitvt", 0)) == ERESTART) ; 1026 return error; 1027 1028 case VT_GETACTIVE: /* get active vty # */ 1029 *(int *)data = sc->cur_scp->index + 1; 1030 return 0; 1031 1032 case VT_GETINDEX: /* get this vty # */ 1033 *(int *)data = scp->index + 1; 1034 return 0; 1035 1036 case VT_LOCKSWITCH: /* prevent vty switching */ 1037 if ((*(int *)data) & 0x01) 1038 sc->flags |= SC_SCRN_VTYLOCK; 1039 else 1040 sc->flags &= ~SC_SCRN_VTYLOCK; 1041 return 0; 1042 1043 case KDENABIO: /* allow io operations */ 1044 error = suser(td); 1045 if (error != 0) 1046 return error; 1047 error = securelevel_gt(td->td_ucred, 0); 1048 if (error != 0) 1049 return error; 1050#ifdef __i386__ 1051 td->td_frame->tf_eflags |= PSL_IOPL; 1052#endif 1053 return 0; 1054 1055 case KDDISABIO: /* disallow io operations (default) */ 1056#ifdef __i386__ 1057 td->td_frame->tf_eflags &= ~PSL_IOPL; 1058#endif 1059 return 0; 1060 1061 case KDSKBSTATE: /* set keyboard state (locks) */ 1062 if (*(int *)data & ~LOCK_MASK) 1063 return EINVAL; 1064 scp->status &= ~LOCK_MASK; 1065 scp->status |= *(int *)data; 1066 if (scp == sc->cur_scp) 1067 update_kbd_state(scp, scp->status, LOCK_MASK); 1068 return 0; 1069 1070 case KDGKBSTATE: /* get keyboard state (locks) */ 1071 if (scp == sc->cur_scp) 1072 save_kbd_state(scp); 1073 *(int *)data = scp->status & LOCK_MASK; 1074 return 0; 1075 1076 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1077 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1078 error = kbd_ioctl(sc->kbd, cmd, data); 1079 if (error == ENOIOCTL) 1080 error = ENODEV; 1081 return error; 1082 1083 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1084 if (*(int *)data & ~0x7f) 1085 return EINVAL; 1086 error = kbd_ioctl(sc->kbd, cmd, data); 1087 if (error == ENOIOCTL) 1088 error = ENODEV; 1089 return error; 1090 1091 case KDSKBMODE: /* set keyboard mode */ 1092 switch (*(int *)data) { 1093 case K_XLATE: /* switch to XLT ascii mode */ 1094 case K_RAW: /* switch to RAW scancode mode */ 1095 case K_CODE: /* switch to CODE mode */ 1096 scp->kbd_mode = *(int *)data; 1097 if (scp == sc->cur_scp) 1098 kbd_ioctl(sc->kbd, cmd, data); 1099 return 0; 1100 default: 1101 return EINVAL; 1102 } 1103 /* NOT REACHED */ 1104 1105 case KDGKBMODE: /* get keyboard mode */ 1106 *(int *)data = scp->kbd_mode; 1107 return 0; 1108 1109 case KDGKBINFO: 1110 error = kbd_ioctl(sc->kbd, cmd, data); 1111 if (error == ENOIOCTL) 1112 error = ENODEV; 1113 return error; 1114 1115 case KDMKTONE: /* sound the bell */ 1116 if (*(int*)data) 1117 sc_bell(scp, (*(int*)data)&0xffff, 1118 (((*(int*)data)>>16)&0xffff)*hz/1000); 1119 else 1120 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1121 return 0; 1122 1123 case KIOCSOUND: /* make tone (*data) hz */ 1124 if (scp == sc->cur_scp) { 1125 if (*(int *)data) 1126 return sc_tone(*(int *)data); 1127 else 1128 return sc_tone(0); 1129 } 1130 return 0; 1131 1132 case KDGKBTYPE: /* get keyboard type */ 1133 error = kbd_ioctl(sc->kbd, cmd, data); 1134 if (error == ENOIOCTL) { 1135 /* always return something? XXX */ 1136 *(int *)data = 0; 1137 } 1138 return 0; 1139 1140 case KDSETLED: /* set keyboard LED status */ 1141 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1142 return EINVAL; 1143 scp->status &= ~LED_MASK; 1144 scp->status |= *(int *)data; 1145 if (scp == sc->cur_scp) 1146 update_kbd_leds(scp, scp->status); 1147 return 0; 1148 1149 case KDGETLED: /* get keyboard LED status */ 1150 if (scp == sc->cur_scp) 1151 save_kbd_state(scp); 1152 *(int *)data = scp->status & LED_MASK; 1153 return 0; 1154 1155 case CONS_SETKBD: /* set the new keyboard */ 1156 { 1157 keyboard_t *newkbd; 1158 1159 s = spltty(); 1160 newkbd = kbd_get_keyboard(*(int *)data); 1161 if (newkbd == NULL) { 1162 splx(s); 1163 return EINVAL; 1164 } 1165 error = 0; 1166 if (sc->kbd != newkbd) { 1167 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1168 (void *)&sc->keyboard, sckbdevent, sc); 1169 /* i == newkbd->kb_index */ 1170 if (i >= 0) { 1171 if (sc->kbd != NULL) { 1172 save_kbd_state(sc->cur_scp); 1173 kbd_release(sc->kbd, (void *)&sc->keyboard); 1174 } 1175 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1176 sc->keyboard = i; 1177 kbd_ioctl(sc->kbd, KDSKBMODE, 1178 (caddr_t)&sc->cur_scp->kbd_mode); 1179 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1180 LOCK_MASK); 1181 } else { 1182 error = EPERM; /* XXX */ 1183 } 1184 } 1185 splx(s); 1186 return error; 1187 } 1188 1189 case CONS_RELKBD: /* release the current keyboard */ 1190 s = spltty(); 1191 error = 0; 1192 if (sc->kbd != NULL) { 1193 save_kbd_state(sc->cur_scp); 1194 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1195 if (error == 0) { 1196 sc->kbd = NULL; 1197 sc->keyboard = -1; 1198 } 1199 } 1200 splx(s); 1201 return error; 1202 1203 case CONS_GETTERM: /* get the current terminal emulator info */ 1204 { 1205 sc_term_sw_t *sw; 1206 1207 if (((term_info_t *)data)->ti_index == 0) { 1208 sw = scp->tsw; 1209 } else { 1210 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1211 } 1212 if (sw != NULL) { 1213 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1214 sizeof(((term_info_t *)data)->ti_name)); 1215 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1216 sizeof(((term_info_t *)data)->ti_desc)); 1217 ((term_info_t *)data)->ti_flags = 0; 1218 return 0; 1219 } else { 1220 ((term_info_t *)data)->ti_name[0] = '\0'; 1221 ((term_info_t *)data)->ti_desc[0] = '\0'; 1222 ((term_info_t *)data)->ti_flags = 0; 1223 return EINVAL; 1224 } 1225 } 1226 1227 case CONS_SETTERM: /* set the current terminal emulator */ 1228 s = spltty(); 1229 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1230 /* FIXME: what if scp == sc_console! XXX */ 1231 splx(s); 1232 return error; 1233 1234 case GIO_SCRNMAP: /* get output translation table */ 1235 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1236 return 0; 1237 1238 case PIO_SCRNMAP: /* set output translation table */ 1239 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1240 for (i=0; i<sizeof(sc->scr_map); i++) { 1241 sc->scr_rmap[sc->scr_map[i]] = i; 1242 } 1243 return 0; 1244 1245 case GIO_KEYMAP: /* get keyboard translation table */ 1246 case PIO_KEYMAP: /* set keyboard translation table */ 1247 case GIO_DEADKEYMAP: /* get accent key translation table */ 1248 case PIO_DEADKEYMAP: /* set accent key translation table */ 1249 case GETFKEY: /* get function key string */ 1250 case SETFKEY: /* set function key string */ 1251 error = kbd_ioctl(sc->kbd, cmd, data); 1252 if (error == ENOIOCTL) 1253 error = ENODEV; 1254 return error; 1255 1256#ifndef SC_NO_FONT_LOADING 1257 1258 case PIO_FONT8x8: /* set 8x8 dot font */ 1259 if (!ISFONTAVAIL(sc->adp->va_flags)) 1260 return ENXIO; 1261 bcopy(data, sc->font_8, 8*256); 1262 sc->fonts_loaded |= FONT_8; 1263 /* 1264 * FONT KLUDGE 1265 * Always use the font page #0. XXX 1266 * Don't load if the current font size is not 8x8. 1267 */ 1268 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1269 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1270 return 0; 1271 1272 case GIO_FONT8x8: /* get 8x8 dot font */ 1273 if (!ISFONTAVAIL(sc->adp->va_flags)) 1274 return ENXIO; 1275 if (sc->fonts_loaded & FONT_8) { 1276 bcopy(sc->font_8, data, 8*256); 1277 return 0; 1278 } 1279 else 1280 return ENXIO; 1281 1282 case PIO_FONT8x14: /* set 8x14 dot font */ 1283 if (!ISFONTAVAIL(sc->adp->va_flags)) 1284 return ENXIO; 1285 bcopy(data, sc->font_14, 14*256); 1286 sc->fonts_loaded |= FONT_14; 1287 /* 1288 * FONT KLUDGE 1289 * Always use the font page #0. XXX 1290 * Don't load if the current font size is not 8x14. 1291 */ 1292 if (ISTEXTSC(sc->cur_scp) 1293 && (sc->cur_scp->font_size >= 14) 1294 && (sc->cur_scp->font_size < 16)) 1295 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1296 return 0; 1297 1298 case GIO_FONT8x14: /* get 8x14 dot font */ 1299 if (!ISFONTAVAIL(sc->adp->va_flags)) 1300 return ENXIO; 1301 if (sc->fonts_loaded & FONT_14) { 1302 bcopy(sc->font_14, data, 14*256); 1303 return 0; 1304 } 1305 else 1306 return ENXIO; 1307 1308 case PIO_FONT8x16: /* set 8x16 dot font */ 1309 if (!ISFONTAVAIL(sc->adp->va_flags)) 1310 return ENXIO; 1311 bcopy(data, sc->font_16, 16*256); 1312 sc->fonts_loaded |= FONT_16; 1313 /* 1314 * FONT KLUDGE 1315 * Always use the font page #0. XXX 1316 * Don't load if the current font size is not 8x16. 1317 */ 1318 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1319 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1320 return 0; 1321 1322 case GIO_FONT8x16: /* get 8x16 dot font */ 1323 if (!ISFONTAVAIL(sc->adp->va_flags)) 1324 return ENXIO; 1325 if (sc->fonts_loaded & FONT_16) { 1326 bcopy(sc->font_16, data, 16*256); 1327 return 0; 1328 } 1329 else 1330 return ENXIO; 1331 1332#endif /* SC_NO_FONT_LOADING */ 1333 1334#ifdef PC98 1335 case ADJUST_CLOCK: /* /dev/rtc for 98note resume */ 1336 inittodr(0); 1337 return 0; 1338#endif 1339 1340 default: 1341 break; 1342 } 1343 1344 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, td); 1345 if (error != ENOIOCTL) 1346 return(error); 1347 error = ttioctl(tp, cmd, data, flag); 1348 if (error != ENOIOCTL) 1349 return(error); 1350 return(ENOTTY); 1351} 1352 1353static void 1354scstart(struct tty *tp) 1355{ 1356 struct clist *rbp; 1357 int s, len; 1358 u_char buf[PCBURST]; 1359 scr_stat *scp = SC_STAT(tp->t_dev); 1360 1361 if (scp->status & SLKED || scp->sc->blink_in_progress) 1362 return; 1363 s = spltty(); 1364 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1365 tp->t_state |= TS_BUSY; 1366 rbp = &tp->t_outq; 1367 while (rbp->c_cc) { 1368 len = q_to_b(rbp, buf, PCBURST); 1369 splx(s); 1370 sc_puts(scp, buf, len); 1371 s = spltty(); 1372 } 1373 tp->t_state &= ~TS_BUSY; 1374 ttwwakeup(tp); 1375 } 1376 splx(s); 1377} 1378 1379static void 1380sccnprobe(struct consdev *cp) 1381{ 1382#if !__alpha__ 1383 int unit; 1384 int flags; 1385 1386 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1387 1388 /* a video card is always required */ 1389 if (!scvidprobe(unit, flags, TRUE)) 1390 cp->cn_pri = CN_DEAD; 1391 1392 /* syscons will become console even when there is no keyboard */ 1393 sckbdprobe(unit, flags, TRUE); 1394 1395 if (cp->cn_pri == CN_DEAD) 1396 return; 1397 1398 /* initialize required fields */ 1399 sprintf(cp->cn_name, "consolectl"); 1400#endif /* !__alpha__ */ 1401 1402#if __alpha__ 1403 /* 1404 * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() 1405 * interface to install the console. Always return CN_DEAD from 1406 * here. 1407 */ 1408 cp->cn_pri = CN_DEAD; 1409#endif /* __alpha__ */ 1410} 1411 1412static void 1413sccninit(struct consdev *cp) 1414{ 1415#if !__alpha__ 1416 int unit; 1417 int flags; 1418 1419 sc_get_cons_priority(&unit, &flags); 1420 scinit(unit, flags | SC_KERNEL_CONSOLE); 1421 sc_console_unit = unit; 1422 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1423 sc_consptr = cp; 1424#endif /* !__alpha__ */ 1425 1426#if __alpha__ 1427 /* SHOULDN'T REACH HERE */ 1428#endif /* __alpha__ */ 1429} 1430 1431static void 1432sccnterm(struct consdev *cp) 1433{ 1434 /* we are not the kernel console any more, release everything */ 1435 1436 if (sc_console_unit < 0) 1437 return; /* shouldn't happen */ 1438 1439#if !__alpha__ 1440#if 0 /* XXX */ 1441 sc_clear_screen(sc_console); 1442 sccnupdate(sc_console); 1443#endif 1444 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1445 sc_console_unit = -1; 1446 sc_console = NULL; 1447#endif /* !__alpha__ */ 1448 1449#if __alpha__ 1450 /* do nothing XXX */ 1451#endif /* __alpha__ */ 1452} 1453 1454#ifdef __alpha__ 1455 1456void 1457sccnattach(void) 1458{ 1459 static struct consdev consdev; 1460 int unit; 1461 int flags; 1462 1463 bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); 1464 consdev.cn_pri = sc_get_cons_priority(&unit, &flags); 1465 1466 /* a video card is always required */ 1467 if (!scvidprobe(unit, flags, TRUE)) 1468 consdev.cn_pri = CN_DEAD; 1469 1470 /* alpha doesn't allow the console being without a keyboard... Why? */ 1471 if (!sckbdprobe(unit, flags, TRUE)) 1472 consdev.cn_pri = CN_DEAD; 1473 1474 if (consdev.cn_pri == CN_DEAD) 1475 return; 1476 1477 scinit(unit, flags | SC_KERNEL_CONSOLE); 1478 sc_console_unit = unit; 1479 sc_consptr = &consdev; 1480 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1481 sprintf(consdev.cn_name, "ttyv%r", 0); 1482 cnadd(&consdev); 1483} 1484 1485#endif /* __alpha__ */ 1486 1487static void 1488sccnputc(struct consdev *cd, int c) 1489{ 1490 u_char buf[1]; 1491 scr_stat *scp = sc_console; 1492 void *save; 1493#ifndef SC_NO_HISTORY 1494 struct tty *tp; 1495#endif /* !SC_NO_HISTORY */ 1496 int s; 1497 1498 /* assert(sc_console != NULL) */ 1499 1500#ifndef SC_NO_HISTORY 1501 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1502 scp->status &= ~SLKED; 1503 update_kbd_state(scp, scp->status, SLKED); 1504 if (scp->status & BUFFER_SAVED) { 1505 if (!sc_hist_restore(scp)) 1506 sc_remove_cutmarking(scp); 1507 scp->status &= ~BUFFER_SAVED; 1508 scp->status |= CURSOR_ENABLED; 1509 sc_draw_cursor_image(scp); 1510 } 1511 tp = VIRTUAL_TTY(scp->sc, scp->index); 1512 if (ISTTYOPEN(tp)) 1513 scstart(tp); 1514 } 1515#endif /* !SC_NO_HISTORY */ 1516 1517 save = scp->ts; 1518 if (kernel_console_ts != NULL) 1519 scp->ts = kernel_console_ts; 1520 buf[0] = c; 1521 sc_puts(scp, buf, 1); 1522 scp->ts = save; 1523 1524 s = spltty(); /* block sckbdevent and scrn_timer */ 1525 sccnupdate(scp); 1526 splx(s); 1527} 1528 1529static int 1530sccngetc(struct consdev *cd) 1531{ 1532 return sccngetch(0); 1533} 1534 1535static int 1536sccncheckc(struct consdev *cd) 1537{ 1538 return sccngetch(SCGETC_NONBLOCK); 1539} 1540 1541static void 1542sccndbctl(struct consdev *cd, int on) 1543{ 1544 /* assert(sc_console_unit >= 0) */ 1545 /* try to switch to the kernel console screen */ 1546 if (on && debugger == 0) { 1547 /* 1548 * TRY to make sure the screen saver is stopped, 1549 * and the screen is updated before switching to 1550 * the vty0. 1551 */ 1552 scrn_timer(NULL); 1553 if (!cold 1554 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1555 && sc_console->smode.mode == VT_AUTO) { 1556 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1557 ++debugger; /* XXX */ 1558#ifdef DDB 1559 /* unlock vty switching */ 1560 sc_console->sc->flags &= ~SC_SCRN_VTYLOCK; 1561#endif 1562 sc_switch_scr(sc_console->sc, sc_console->index); 1563 --debugger; /* XXX */ 1564 } 1565 } 1566 if (on) 1567 ++debugger; 1568 else 1569 --debugger; 1570} 1571 1572static int 1573sccngetch(int flags) 1574{ 1575 static struct fkeytab fkey; 1576 static int fkeycp; 1577 scr_stat *scp; 1578 u_char *p; 1579 int cur_mode; 1580 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1581 int c; 1582 1583 /* assert(sc_console != NULL) */ 1584 1585 /* 1586 * Stop the screen saver and update the screen if necessary. 1587 * What if we have been running in the screen saver code... XXX 1588 */ 1589 sc_touch_scrn_saver(); 1590 scp = sc_console->sc->cur_scp; /* XXX */ 1591 sccnupdate(scp); 1592 1593 if (fkeycp < fkey.len) { 1594 splx(s); 1595 return fkey.str[fkeycp++]; 1596 } 1597 1598 if (scp->sc->kbd == NULL) { 1599 splx(s); 1600 return -1; 1601 } 1602 1603 /* 1604 * Make sure the keyboard is accessible even when the kbd device 1605 * driver is disabled. 1606 */ 1607 kbd_enable(scp->sc->kbd); 1608 1609 /* we shall always use the keyboard in the XLATE mode here */ 1610 cur_mode = scp->kbd_mode; 1611 scp->kbd_mode = K_XLATE; 1612 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1613 1614 kbd_poll(scp->sc->kbd, TRUE); 1615 c = scgetc(scp->sc, SCGETC_CN | flags); 1616 kbd_poll(scp->sc->kbd, FALSE); 1617 1618 scp->kbd_mode = cur_mode; 1619 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1620 kbd_disable(scp->sc->kbd); 1621 splx(s); 1622 1623 switch (KEYFLAGS(c)) { 1624 case 0: /* normal char */ 1625 return KEYCHAR(c); 1626 case FKEY: /* function key */ 1627 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1628 fkey.len = fkeycp; 1629 if ((p != NULL) && (fkey.len > 0)) { 1630 bcopy(p, fkey.str, fkey.len); 1631 fkeycp = 1; 1632 return fkey.str[0]; 1633 } 1634 return c; /* XXX */ 1635 case NOKEY: 1636 case ERRKEY: 1637 default: 1638 return -1; 1639 } 1640 /* NOT REACHED */ 1641} 1642 1643static void 1644sccnupdate(scr_stat *scp) 1645{ 1646 /* this is a cut-down version of scrn_timer()... */ 1647 1648 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1649 return; 1650 1651 if (debugger > 0 || panicstr || shutdown_in_progress) { 1652 sc_touch_scrn_saver(); 1653 } else if (scp != scp->sc->cur_scp) { 1654 return; 1655 } 1656 1657 if (!run_scrn_saver) 1658 scp->sc->flags &= ~SC_SCRN_IDLE; 1659#ifdef DEV_SPLASH 1660 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1661 if (scp->sc->flags & SC_SCRN_BLANKED) 1662 stop_scrn_saver(scp->sc, current_saver); 1663#endif 1664 1665 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1666 || scp->sc->switch_in_progress) 1667 return; 1668 /* 1669 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1670 * when write_in_progress is non-zero. XXX 1671 */ 1672 1673 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1674 scrn_update(scp, TRUE); 1675} 1676 1677static void 1678scrn_timer(void *arg) 1679{ 1680#ifndef PC98 1681 static int kbd_interval = 0; 1682#endif 1683 struct timeval tv; 1684 sc_softc_t *sc; 1685 scr_stat *scp; 1686 int again; 1687 int s; 1688 1689 again = (arg != NULL); 1690 if (arg != NULL) 1691 sc = (sc_softc_t *)arg; 1692 else if (sc_console != NULL) 1693 sc = sc_console->sc; 1694 else 1695 return; 1696 1697 /* don't do anything when we are performing some I/O operations */ 1698 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1699 if (again) 1700 timeout(scrn_timer, sc, hz / 10); 1701 return; 1702 } 1703 s = spltty(); 1704 1705#ifndef PC98 1706 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1707 /* try to allocate a keyboard automatically */ 1708 if (++kbd_interval >= 25) { 1709 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1710 sckbdevent, sc); 1711 if (sc->keyboard >= 0) { 1712 sc->kbd = kbd_get_keyboard(sc->keyboard); 1713 kbd_ioctl(sc->kbd, KDSKBMODE, 1714 (caddr_t)&sc->cur_scp->kbd_mode); 1715 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1716 LOCK_MASK); 1717 } 1718 kbd_interval = 0; 1719 } 1720 } 1721#endif /* PC98 */ 1722 1723 /* find the vty to update */ 1724 scp = sc->cur_scp; 1725 1726 /* should we stop the screen saver? */ 1727 getmicrouptime(&tv); 1728 if (debugger > 0 || panicstr || shutdown_in_progress) 1729 sc_touch_scrn_saver(); 1730 if (run_scrn_saver) { 1731 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1732 sc->flags |= SC_SCRN_IDLE; 1733 else 1734 sc->flags &= ~SC_SCRN_IDLE; 1735 } else { 1736 sc->scrn_time_stamp = tv.tv_sec; 1737 sc->flags &= ~SC_SCRN_IDLE; 1738 if (scrn_blank_time > 0) 1739 run_scrn_saver = TRUE; 1740 } 1741#ifdef DEV_SPLASH 1742 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1743 if (sc->flags & SC_SCRN_BLANKED) 1744 stop_scrn_saver(sc, current_saver); 1745#endif 1746 1747 /* should we just return ? */ 1748 if (sc->blink_in_progress || sc->switch_in_progress 1749 || sc->write_in_progress) { 1750 if (again) 1751 timeout(scrn_timer, sc, hz / 10); 1752 splx(s); 1753 return; 1754 } 1755 1756 /* Update the screen */ 1757 scp = sc->cur_scp; /* cur_scp may have changed... */ 1758 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1759 scrn_update(scp, TRUE); 1760 1761#ifdef DEV_SPLASH 1762 /* should we activate the screen saver? */ 1763 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1764 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1765 (*current_saver)(sc, TRUE); 1766#endif 1767 1768 if (again) 1769 timeout(scrn_timer, sc, hz / 25); 1770 splx(s); 1771} 1772 1773static int 1774and_region(int *s1, int *e1, int s2, int e2) 1775{ 1776 if (*e1 < s2 || e2 < *s1) 1777 return FALSE; 1778 *s1 = imax(*s1, s2); 1779 *e1 = imin(*e1, e2); 1780 return TRUE; 1781} 1782 1783static void 1784scrn_update(scr_stat *scp, int show_cursor) 1785{ 1786 int start; 1787 int end; 1788 int s; 1789 int e; 1790 1791 /* assert(scp == scp->sc->cur_scp) */ 1792 1793 ++scp->sc->videoio_in_progress; 1794 1795#ifndef SC_NO_CUTPASTE 1796 /* remove the previous mouse pointer image if necessary */ 1797 if (scp->status & MOUSE_VISIBLE) { 1798 s = scp->mouse_pos; 1799 e = scp->mouse_pos + scp->xsize + 1; 1800 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1801 || and_region(&s, &e, scp->start, scp->end) 1802 || ((scp->status & CURSOR_ENABLED) && 1803 (scp->cursor_pos != scp->cursor_oldpos) && 1804 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1805 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1806 sc_remove_mouse_image(scp); 1807 if (scp->end >= scp->xsize*scp->ysize) 1808 scp->end = scp->xsize*scp->ysize - 1; 1809 } 1810 } 1811#endif /* !SC_NO_CUTPASTE */ 1812 1813#if 1 1814 /* debug: XXX */ 1815 if (scp->end >= scp->xsize*scp->ysize) { 1816 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1817 scp->end = scp->xsize*scp->ysize - 1; 1818 } 1819 if (scp->start < 0) { 1820 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1821 scp->start = 0; 1822 } 1823#endif 1824 1825 /* update screen image */ 1826 if (scp->start <= scp->end) { 1827 if (scp->mouse_cut_end >= 0) { 1828 /* there is a marked region for cut & paste */ 1829 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1830 start = scp->mouse_cut_start; 1831 end = scp->mouse_cut_end; 1832 } else { 1833 start = scp->mouse_cut_end; 1834 end = scp->mouse_cut_start - 1; 1835 } 1836 s = start; 1837 e = end; 1838 /* does the cut-mark region overlap with the update region? */ 1839 if (and_region(&s, &e, scp->start, scp->end)) { 1840 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1841 s = 0; 1842 e = start - 1; 1843 if (and_region(&s, &e, scp->start, scp->end)) 1844 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1845 s = end + 1; 1846 e = scp->xsize*scp->ysize - 1; 1847 if (and_region(&s, &e, scp->start, scp->end)) 1848 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1849 } else { 1850 (*scp->rndr->draw)(scp, scp->start, 1851 scp->end - scp->start + 1, FALSE); 1852 } 1853 } else { 1854 (*scp->rndr->draw)(scp, scp->start, 1855 scp->end - scp->start + 1, FALSE); 1856 } 1857 } 1858 1859 /* we are not to show the cursor and the mouse pointer... */ 1860 if (!show_cursor) { 1861 scp->end = 0; 1862 scp->start = scp->xsize*scp->ysize - 1; 1863 --scp->sc->videoio_in_progress; 1864 return; 1865 } 1866 1867 /* update cursor image */ 1868 if (scp->status & CURSOR_ENABLED) { 1869 s = scp->start; 1870 e = scp->end; 1871 /* did cursor move since last time ? */ 1872 if (scp->cursor_pos != scp->cursor_oldpos) { 1873 /* do we need to remove old cursor image ? */ 1874 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1875 sc_remove_cursor_image(scp); 1876 sc_draw_cursor_image(scp); 1877 } else { 1878 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1879 /* cursor didn't move, but has been overwritten */ 1880 sc_draw_cursor_image(scp); 1881 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1882 /* if it's a blinking cursor, update it */ 1883 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1884 sc_inside_cutmark(scp, 1885 scp->cursor_pos)); 1886 } 1887 } 1888 1889#ifndef SC_NO_CUTPASTE 1890 /* update "pseudo" mouse pointer image */ 1891 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1892 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1893 scp->status &= ~MOUSE_MOVED; 1894 sc_draw_mouse_image(scp); 1895 } 1896 } 1897#endif /* SC_NO_CUTPASTE */ 1898 1899 scp->end = 0; 1900 scp->start = scp->xsize*scp->ysize - 1; 1901 1902 --scp->sc->videoio_in_progress; 1903} 1904 1905#ifdef DEV_SPLASH 1906static int 1907scsplash_callback(int event, void *arg) 1908{ 1909 sc_softc_t *sc; 1910 int error; 1911 1912 sc = (sc_softc_t *)arg; 1913 1914 switch (event) { 1915 case SPLASH_INIT: 1916 if (add_scrn_saver(scsplash_saver) == 0) { 1917 sc->flags &= ~SC_SAVER_FAILED; 1918 run_scrn_saver = TRUE; 1919 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1920 scsplash_stick(TRUE); 1921 (*current_saver)(sc, TRUE); 1922 } 1923 } 1924 return 0; 1925 1926 case SPLASH_TERM: 1927 if (current_saver == scsplash_saver) { 1928 scsplash_stick(FALSE); 1929 error = remove_scrn_saver(scsplash_saver); 1930 if (error) 1931 return error; 1932 } 1933 return 0; 1934 1935 default: 1936 return EINVAL; 1937 } 1938} 1939 1940static void 1941scsplash_saver(sc_softc_t *sc, int show) 1942{ 1943 static int busy = FALSE; 1944 scr_stat *scp; 1945 1946 if (busy) 1947 return; 1948 busy = TRUE; 1949 1950 scp = sc->cur_scp; 1951 if (show) { 1952 if (!(sc->flags & SC_SAVER_FAILED)) { 1953 if (!(sc->flags & SC_SCRN_BLANKED)) 1954 set_scrn_saver_mode(scp, -1, NULL, 0); 1955 switch (splash(sc->adp, TRUE)) { 1956 case 0: /* succeeded */ 1957 break; 1958 case EAGAIN: /* try later */ 1959 restore_scrn_saver_mode(scp, FALSE); 1960 sc_touch_scrn_saver(); /* XXX */ 1961 break; 1962 default: 1963 sc->flags |= SC_SAVER_FAILED; 1964 scsplash_stick(FALSE); 1965 restore_scrn_saver_mode(scp, TRUE); 1966 printf("scsplash_saver(): failed to put up the image\n"); 1967 break; 1968 } 1969 } 1970 } else if (!sticky_splash) { 1971 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1972 restore_scrn_saver_mode(scp, TRUE); 1973 } 1974 busy = FALSE; 1975} 1976 1977static int 1978add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1979{ 1980#if 0 1981 int error; 1982 1983 if (current_saver != none_saver) { 1984 error = remove_scrn_saver(current_saver); 1985 if (error) 1986 return error; 1987 } 1988#endif 1989 if (current_saver != none_saver) 1990 return EBUSY; 1991 1992 run_scrn_saver = FALSE; 1993 saver_mode = CONS_LKM_SAVER; 1994 current_saver = this_saver; 1995 return 0; 1996} 1997 1998static int 1999remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 2000{ 2001 if (current_saver != this_saver) 2002 return EINVAL; 2003 2004#if 0 2005 /* 2006 * In order to prevent `current_saver' from being called by 2007 * the timeout routine `scrn_timer()' while we manipulate 2008 * the saver list, we shall set `current_saver' to `none_saver' 2009 * before stopping the current saver, rather than blocking by `splXX()'. 2010 */ 2011 current_saver = none_saver; 2012 if (scrn_blanked) 2013 stop_scrn_saver(this_saver); 2014#endif 2015 2016 /* unblank all blanked screens */ 2017 wait_scrn_saver_stop(NULL); 2018 if (scrn_blanked) 2019 return EBUSY; 2020 2021 current_saver = none_saver; 2022 return 0; 2023} 2024 2025static int 2026set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2027{ 2028 int s; 2029 2030 /* assert(scp == scp->sc->cur_scp) */ 2031 s = spltty(); 2032 if (!ISGRAPHSC(scp)) 2033 sc_remove_cursor_image(scp); 2034 scp->splash_save_mode = scp->mode; 2035 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2036 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2037 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2038 scp->sc->flags |= SC_SCRN_BLANKED; 2039 ++scrn_blanked; 2040 splx(s); 2041 if (mode < 0) 2042 return 0; 2043 scp->mode = mode; 2044 if (set_mode(scp) == 0) { 2045 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2046 scp->status |= GRAPHICS_MODE; 2047#ifndef SC_NO_PALETTE_LOADING 2048 if (pal != NULL) 2049 load_palette(scp->sc->adp, pal); 2050#endif 2051 sc_set_border(scp, border); 2052 return 0; 2053 } else { 2054 s = spltty(); 2055 scp->mode = scp->splash_save_mode; 2056 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2057 scp->status |= scp->splash_save_status; 2058 splx(s); 2059 return 1; 2060 } 2061} 2062 2063static int 2064restore_scrn_saver_mode(scr_stat *scp, int changemode) 2065{ 2066 int mode; 2067 int status; 2068 int s; 2069 2070 /* assert(scp == scp->sc->cur_scp) */ 2071 s = spltty(); 2072 mode = scp->mode; 2073 status = scp->status; 2074 scp->mode = scp->splash_save_mode; 2075 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2076 scp->status |= scp->splash_save_status; 2077 scp->sc->flags &= ~SC_SCRN_BLANKED; 2078 if (!changemode) { 2079 if (!ISGRAPHSC(scp)) 2080 sc_draw_cursor_image(scp); 2081 --scrn_blanked; 2082 splx(s); 2083 return 0; 2084 } 2085 if (set_mode(scp) == 0) { 2086#ifndef SC_NO_PALETTE_LOADING 2087 load_palette(scp->sc->adp, scp->sc->palette); 2088#endif 2089 --scrn_blanked; 2090 splx(s); 2091 return 0; 2092 } else { 2093 scp->mode = mode; 2094 scp->status = status; 2095 splx(s); 2096 return 1; 2097 } 2098} 2099 2100static void 2101stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2102{ 2103 (*saver)(sc, FALSE); 2104 run_scrn_saver = FALSE; 2105 /* the screen saver may have chosen not to stop after all... */ 2106 if (sc->flags & SC_SCRN_BLANKED) 2107 return; 2108 2109 mark_all(sc->cur_scp); 2110 if (sc->delayed_next_scr) 2111 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2112 if (debugger == 0) 2113 wakeup(&scrn_blanked); 2114} 2115 2116static int 2117wait_scrn_saver_stop(sc_softc_t *sc) 2118{ 2119 int error = 0; 2120 2121 while (scrn_blanked > 0) { 2122 run_scrn_saver = FALSE; 2123 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2124 error = 0; 2125 break; 2126 } 2127 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2128 if ((error != 0) && (error != ERESTART)) 2129 break; 2130 } 2131 run_scrn_saver = FALSE; 2132 return error; 2133} 2134#endif /* DEV_SPLASH */ 2135 2136void 2137sc_touch_scrn_saver(void) 2138{ 2139 scsplash_stick(FALSE); 2140 run_scrn_saver = FALSE; 2141} 2142 2143int 2144sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2145{ 2146 scr_stat *cur_scp; 2147 struct tty *tp; 2148 struct proc *p; 2149 int s; 2150 2151 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2152 2153 if (sc->cur_scp == NULL) 2154 return (0); 2155 2156 /* prevent switch if previously requested */ 2157 if (sc->flags & SC_SCRN_VTYLOCK) { 2158 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2159 sc->cur_scp->bell_duration); 2160 return EPERM; 2161 } 2162 2163 /* delay switch if the screen is blanked or being updated */ 2164 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2165 || sc->blink_in_progress || sc->videoio_in_progress) { 2166 sc->delayed_next_scr = next_scr + 1; 2167 sc_touch_scrn_saver(); 2168 DPRINTF(5, ("switch delayed\n")); 2169 return 0; 2170 } 2171 2172 s = spltty(); 2173 cur_scp = sc->cur_scp; 2174 2175 /* we are in the middle of the vty switching process... */ 2176 if (sc->switch_in_progress 2177 && (cur_scp->smode.mode == VT_PROCESS) 2178 && cur_scp->proc) { 2179 p = pfind(cur_scp->pid); 2180 if (cur_scp->proc != p) { 2181 if (p) 2182 PROC_UNLOCK(p); 2183 /* 2184 * The controlling process has died!!. Do some clean up. 2185 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2186 * are not reset here yet; they will be cleared later. 2187 */ 2188 DPRINTF(5, ("cur_scp controlling process %d died, ", 2189 cur_scp->pid)); 2190 if (cur_scp->status & SWITCH_WAIT_REL) { 2191 /* 2192 * Force the previous switch to finish, but return now 2193 * with error. 2194 */ 2195 DPRINTF(5, ("reset WAIT_REL, ")); 2196 finish_vt_rel(cur_scp, TRUE, &s); 2197 splx(s); 2198 DPRINTF(5, ("finishing previous switch\n")); 2199 return EINVAL; 2200 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2201 /* let's assume screen switch has been completed. */ 2202 DPRINTF(5, ("reset WAIT_ACQ, ")); 2203 finish_vt_acq(cur_scp); 2204 } else { 2205 /* 2206 * We are in between screen release and acquisition, and 2207 * reached here via scgetc() or scrn_timer() which has 2208 * interrupted exchange_scr(). Don't do anything stupid. 2209 */ 2210 DPRINTF(5, ("waiting nothing, ")); 2211 } 2212 } else { 2213 if (p) 2214 PROC_UNLOCK(p); 2215 /* 2216 * The controlling process is alive, but not responding... 2217 * It is either buggy or it may be just taking time. 2218 * The following code is a gross kludge to cope with this 2219 * problem for which there is no clean solution. XXX 2220 */ 2221 if (cur_scp->status & SWITCH_WAIT_REL) { 2222 switch (sc->switch_in_progress++) { 2223 case 1: 2224 break; 2225 case 2: 2226 DPRINTF(5, ("sending relsig again, ")); 2227 signal_vt_rel(cur_scp); 2228 break; 2229 case 3: 2230 break; 2231 case 4: 2232 default: 2233 /* 2234 * Act as if the controlling program returned 2235 * VT_FALSE. 2236 */ 2237 DPRINTF(5, ("force reset WAIT_REL, ")); 2238 finish_vt_rel(cur_scp, FALSE, &s); 2239 splx(s); 2240 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2241 return EINVAL; 2242 } 2243 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2244 switch (sc->switch_in_progress++) { 2245 case 1: 2246 break; 2247 case 2: 2248 DPRINTF(5, ("sending acqsig again, ")); 2249 signal_vt_acq(cur_scp); 2250 break; 2251 case 3: 2252 break; 2253 case 4: 2254 default: 2255 /* clear the flag and finish the previous switch */ 2256 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2257 finish_vt_acq(cur_scp); 2258 break; 2259 } 2260 } 2261 } 2262 } 2263 2264 /* 2265 * Return error if an invalid argument is given, or vty switch 2266 * is still in progress. 2267 */ 2268 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2269 || sc->switch_in_progress) { 2270 splx(s); 2271 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2272 DPRINTF(5, ("error 1\n")); 2273 return EINVAL; 2274 } 2275 2276 /* 2277 * Don't allow switching away from the graphics mode vty 2278 * if the switch mode is VT_AUTO, unless the next vty is the same 2279 * as the current or the current vty has been closed (but showing). 2280 */ 2281 tp = VIRTUAL_TTY(sc, cur_scp->index); 2282 if ((cur_scp->index != next_scr) 2283 && ISTTYOPEN(tp) 2284 && (cur_scp->smode.mode == VT_AUTO) 2285 && ISGRAPHSC(cur_scp)) { 2286 splx(s); 2287 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2288 DPRINTF(5, ("error, graphics mode\n")); 2289 return EINVAL; 2290 } 2291 2292 /* 2293 * Is the wanted vty open? Don't allow switching to a closed vty. 2294 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2295 * Note that we always allow the user to switch to the kernel 2296 * console even if it is closed. 2297 */ 2298 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2299 tp = VIRTUAL_TTY(sc, next_scr); 2300 if (!ISTTYOPEN(tp)) { 2301 splx(s); 2302 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2303 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2304 return EINVAL; 2305 } 2306 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2307 splx(s); 2308 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2309 return EINVAL; 2310 } 2311 } 2312 2313 /* this is the start of vty switching process... */ 2314 ++sc->switch_in_progress; 2315 sc->delayed_next_scr = 0; 2316 sc->old_scp = cur_scp; 2317 sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); 2318 if (sc->new_scp == sc->old_scp) { 2319 sc->switch_in_progress = 0; 2320 /* 2321 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2322 * sched_lock is in an in-between state, e.g., when we stop at 2323 * a breakpoint at fork_exit. It has always been wrong to call 2324 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2325 * is supposed to be locked by splhigh(), but the debugger may 2326 * be invoked at splhigh(). 2327 */ 2328 if (debugger == 0) 2329 wakeup(&sc->new_scp->smode); 2330 splx(s); 2331 DPRINTF(5, ("switch done (new == old)\n")); 2332 return 0; 2333 } 2334 2335 /* has controlling process died? */ 2336 vt_proc_alive(sc->old_scp); 2337 vt_proc_alive(sc->new_scp); 2338 2339 /* wait for the controlling process to release the screen, if necessary */ 2340 if (signal_vt_rel(sc->old_scp)) { 2341 splx(s); 2342 return 0; 2343 } 2344 2345 /* go set up the new vty screen */ 2346 splx(s); 2347 exchange_scr(sc); 2348 s = spltty(); 2349 2350 /* wake up processes waiting for this vty */ 2351 if (debugger == 0) 2352 wakeup(&sc->cur_scp->smode); 2353 2354 /* wait for the controlling process to acknowledge, if necessary */ 2355 if (signal_vt_acq(sc->cur_scp)) { 2356 splx(s); 2357 return 0; 2358 } 2359 2360 sc->switch_in_progress = 0; 2361 if (sc->unit == sc_console_unit) 2362 cnavailable(sc_consptr, TRUE); 2363 splx(s); 2364 DPRINTF(5, ("switch done\n")); 2365 2366 return 0; 2367} 2368 2369static int 2370do_switch_scr(sc_softc_t *sc, int s) 2371{ 2372 vt_proc_alive(sc->new_scp); 2373 2374 splx(s); 2375 exchange_scr(sc); 2376 s = spltty(); 2377 /* sc->cur_scp == sc->new_scp */ 2378 wakeup(&sc->cur_scp->smode); 2379 2380 /* wait for the controlling process to acknowledge, if necessary */ 2381 if (!signal_vt_acq(sc->cur_scp)) { 2382 sc->switch_in_progress = 0; 2383 if (sc->unit == sc_console_unit) 2384 cnavailable(sc_consptr, TRUE); 2385 } 2386 2387 return s; 2388} 2389 2390static int 2391vt_proc_alive(scr_stat *scp) 2392{ 2393 struct proc *p; 2394 2395 if (scp->proc) { 2396 if ((p = pfind(scp->pid)) != NULL) 2397 PROC_UNLOCK(p); 2398 if (scp->proc == p) 2399 return TRUE; 2400 scp->proc = NULL; 2401 scp->smode.mode = VT_AUTO; 2402 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2403 } 2404 return FALSE; 2405} 2406 2407static int 2408signal_vt_rel(scr_stat *scp) 2409{ 2410 if (scp->smode.mode != VT_PROCESS) 2411 return FALSE; 2412 scp->status |= SWITCH_WAIT_REL; 2413 PROC_LOCK(scp->proc); 2414 psignal(scp->proc, scp->smode.relsig); 2415 PROC_UNLOCK(scp->proc); 2416 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2417 return TRUE; 2418} 2419 2420static int 2421signal_vt_acq(scr_stat *scp) 2422{ 2423 if (scp->smode.mode != VT_PROCESS) 2424 return FALSE; 2425 if (scp->sc->unit == sc_console_unit) 2426 cnavailable(sc_consptr, FALSE); 2427 scp->status |= SWITCH_WAIT_ACQ; 2428 PROC_LOCK(scp->proc); 2429 psignal(scp->proc, scp->smode.acqsig); 2430 PROC_UNLOCK(scp->proc); 2431 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2432 return TRUE; 2433} 2434 2435static int 2436finish_vt_rel(scr_stat *scp, int release, int *s) 2437{ 2438 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2439 scp->status &= ~SWITCH_WAIT_REL; 2440 if (release) 2441 *s = do_switch_scr(scp->sc, *s); 2442 else 2443 scp->sc->switch_in_progress = 0; 2444 return 0; 2445 } 2446 return EINVAL; 2447} 2448 2449static int 2450finish_vt_acq(scr_stat *scp) 2451{ 2452 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2453 scp->status &= ~SWITCH_WAIT_ACQ; 2454 scp->sc->switch_in_progress = 0; 2455 return 0; 2456 } 2457 return EINVAL; 2458} 2459 2460static void 2461exchange_scr(sc_softc_t *sc) 2462{ 2463 scr_stat *scp; 2464 2465 /* save the current state of video and keyboard */ 2466 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2467 if (!ISGRAPHSC(sc->old_scp)) 2468 sc_remove_cursor_image(sc->old_scp); 2469 if (sc->old_scp->kbd_mode == K_XLATE) 2470 save_kbd_state(sc->old_scp); 2471 2472 /* set up the video for the new screen */ 2473 scp = sc->cur_scp = sc->new_scp; 2474#ifdef PC98 2475 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2476#else 2477 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2478#endif 2479 set_mode(scp); 2480#ifndef __sparc64__ 2481 else 2482 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2483 (void *)sc->adp->va_window, FALSE); 2484#endif 2485 scp->status |= MOUSE_HIDDEN; 2486 sc_move_cursor(scp, scp->xpos, scp->ypos); 2487 if (!ISGRAPHSC(scp)) 2488 sc_set_cursor_image(scp); 2489#ifndef SC_NO_PALETTE_LOADING 2490 if (ISGRAPHSC(sc->old_scp)) 2491 load_palette(sc->adp, sc->palette); 2492#endif 2493 sc_set_border(scp, scp->border); 2494 2495 /* set up the keyboard for the new screen */ 2496 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2497 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2498 update_kbd_state(scp, scp->status, LOCK_MASK); 2499 2500 mark_all(scp); 2501} 2502 2503void 2504sc_puts(scr_stat *scp, u_char *buf, int len) 2505{ 2506#ifdef DEV_SPLASH 2507 /* make screensaver happy */ 2508 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2509 run_scrn_saver = FALSE; 2510#endif 2511 2512 if (scp->tsw) 2513 (*scp->tsw->te_puts)(scp, buf, len); 2514 2515 if (scp->sc->delayed_next_scr) 2516 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2517} 2518 2519void 2520sc_draw_cursor_image(scr_stat *scp) 2521{ 2522 /* assert(scp == scp->sc->cur_scp); */ 2523 ++scp->sc->videoio_in_progress; 2524 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2525 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2526 sc_inside_cutmark(scp, scp->cursor_pos)); 2527 scp->cursor_oldpos = scp->cursor_pos; 2528 --scp->sc->videoio_in_progress; 2529} 2530 2531void 2532sc_remove_cursor_image(scr_stat *scp) 2533{ 2534 /* assert(scp == scp->sc->cur_scp); */ 2535 ++scp->sc->videoio_in_progress; 2536 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2537 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2538 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2539 --scp->sc->videoio_in_progress; 2540} 2541 2542static void 2543update_cursor_image(scr_stat *scp) 2544{ 2545 /* assert(scp == scp->sc->cur_scp); */ 2546 sc_remove_cursor_image(scp); 2547 sc_set_cursor_image(scp); 2548 sc_draw_cursor_image(scp); 2549} 2550 2551void 2552sc_set_cursor_image(scr_stat *scp) 2553{ 2554 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2555 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2556 /* hidden cursor is internally represented as zero-height underline */ 2557 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2558 scp->curs_attr.base = scp->curs_attr.height = 0; 2559 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2560 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2561 scp->font_size - 1); 2562 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2563 scp->font_size - scp->curs_attr.base); 2564 } else { /* block cursor */ 2565 scp->curs_attr.base = 0; 2566 scp->curs_attr.height = scp->font_size; 2567 } 2568 2569 /* assert(scp == scp->sc->cur_scp); */ 2570 ++scp->sc->videoio_in_progress; 2571 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2572 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2573 --scp->sc->videoio_in_progress; 2574} 2575 2576static void 2577change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2578{ 2579 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2580 sc_remove_cursor_image(scp); 2581 2582 if (base >= 0) 2583 scp->curr_curs_attr.base = base; 2584 if (height >= 0) 2585 scp->curr_curs_attr.height = height; 2586 if (flags & CONS_RESET_CURSOR) 2587 scp->curr_curs_attr = scp->dflt_curs_attr; 2588 else 2589 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2590 2591 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2592 sc_set_cursor_image(scp); 2593 sc_draw_cursor_image(scp); 2594 } 2595} 2596 2597void 2598sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2599{ 2600 sc_softc_t *sc; 2601 dev_t dev; 2602 int s; 2603 int i; 2604 2605 s = spltty(); 2606 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2607 /* local (per vty) change */ 2608 change_cursor_shape(scp, flags, base, height); 2609 splx(s); 2610 return; 2611 } 2612 2613 /* global change */ 2614 sc = scp->sc; 2615 if (base >= 0) 2616 sc->curs_attr.base = base; 2617 if (height >= 0) 2618 sc->curs_attr.height = height; 2619 if (flags != -1) { 2620 if (flags & CONS_RESET_CURSOR) 2621 sc->curs_attr = sc->dflt_curs_attr; 2622 else 2623 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2624 } 2625 2626 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2627 if ((dev = SC_DEV(sc, i)) == NODEV) 2628 continue; 2629 if ((scp = SC_STAT(dev)) == NULL) 2630 continue; 2631 scp->dflt_curs_attr = sc->curs_attr; 2632 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2633 } 2634 splx(s); 2635} 2636 2637static void 2638scinit(int unit, int flags) 2639{ 2640 /* 2641 * When syscons is being initialized as the kernel console, malloc() 2642 * is not yet functional, because various kernel structures has not been 2643 * fully initialized yet. Therefore, we need to declare the following 2644 * static buffers for the console. This is less than ideal, 2645 * but is necessry evil for the time being. XXX 2646 */ 2647 static scr_stat main_console; 2648 static dev_t main_devs[MAXCONS]; 2649 static struct tty main_tty; 2650#ifdef PC98 2651 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2652#else 2653 static u_short sc_buffer[ROW*COL]; /* XXX */ 2654#endif 2655#ifndef SC_NO_FONT_LOADING 2656 static u_char font_8[256*8]; 2657 static u_char font_14[256*14]; 2658 static u_char font_16[256*16]; 2659#endif 2660 2661 sc_softc_t *sc; 2662 scr_stat *scp; 2663 video_adapter_t *adp; 2664 int col; 2665 int row; 2666 int i; 2667 2668 /* one time initialization */ 2669 if (init_done == COLD) 2670 sc_get_bios_values(&bios_value); 2671 init_done = WARM; 2672 2673 /* 2674 * Allocate resources. Even if we are being called for the second 2675 * time, we must allocate them again, because they might have 2676 * disappeared... 2677 */ 2678 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2679 adp = NULL; 2680 if (sc->adapter >= 0) { 2681 vid_release(sc->adp, (void *)&sc->adapter); 2682 adp = sc->adp; 2683 sc->adp = NULL; 2684 } 2685 if (sc->keyboard >= 0) { 2686 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2687 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2688 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2689 if (sc->kbd != NULL) { 2690 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2691 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2692 } 2693 sc->kbd = NULL; 2694 } 2695 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2696 sc->adp = vid_get_adapter(sc->adapter); 2697 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2698 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2699 sckbdevent, sc); 2700 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2701 sc->kbd = kbd_get_keyboard(sc->keyboard); 2702 if (sc->kbd != NULL) { 2703 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2704 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2705 } 2706 2707 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2708 2709 sc->initial_mode = sc->adp->va_initial_mode; 2710 2711#ifndef SC_NO_FONT_LOADING 2712 if (flags & SC_KERNEL_CONSOLE) { 2713 sc->font_8 = font_8; 2714 sc->font_14 = font_14; 2715 sc->font_16 = font_16; 2716 } else if (sc->font_8 == NULL) { 2717 /* assert(sc_malloc) */ 2718 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2719 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2720 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2721 } 2722#endif 2723 2724 /* extract the hardware cursor location and hide the cursor for now */ 2725 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2726 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2727 2728 /* set up the first console */ 2729 sc->first_vty = unit*MAXCONS; 2730 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2731 if (flags & SC_KERNEL_CONSOLE) { 2732 sc->dev = main_devs; 2733 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2734 sc->dev[0]->si_tty = &main_tty; 2735 ttyregister(&main_tty); 2736 scp = &main_console; 2737 init_scp(sc, sc->first_vty, scp); 2738 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2739 (void *)sc_buffer, FALSE); 2740 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2741 sc_init_emulator(scp, "*"); 2742 (*scp->tsw->te_default_attr)(scp, 2743 kernel_default.std_color, 2744 kernel_default.rev_color); 2745 } else { 2746 /* assert(sc_malloc) */ 2747 sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2748 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2749 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2750 scp = alloc_scp(sc, sc->first_vty); 2751 } 2752 SC_STAT(sc->dev[0]) = scp; 2753 sc->cur_scp = scp; 2754 2755#ifndef __sparc64__ 2756 /* copy screen to temporary buffer */ 2757 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2758 (void *)scp->sc->adp->va_window, FALSE); 2759 if (ISTEXTSC(scp)) 2760 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2761#endif 2762 2763 /* move cursors to the initial positions */ 2764 if (col >= scp->xsize) 2765 col = 0; 2766 if (row >= scp->ysize) 2767 row = scp->ysize - 1; 2768 scp->xpos = col; 2769 scp->ypos = row; 2770 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2771 2772 if (bios_value.cursor_end < scp->font_size) 2773 sc->dflt_curs_attr.base = scp->font_size - 2774 bios_value.cursor_end - 1; 2775 else 2776 sc->dflt_curs_attr.base = 0; 2777 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2778 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2779 sc->dflt_curs_attr.flags = 0; 2780 sc->curs_attr = sc->dflt_curs_attr; 2781 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2782 2783#ifndef SC_NO_SYSMOUSE 2784 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2785#endif 2786 if (!ISGRAPHSC(scp)) { 2787 sc_set_cursor_image(scp); 2788 sc_draw_cursor_image(scp); 2789 } 2790 2791 /* save font and palette */ 2792#ifndef SC_NO_FONT_LOADING 2793 sc->fonts_loaded = 0; 2794 if (ISFONTAVAIL(sc->adp->va_flags)) { 2795#ifdef SC_DFLT_FONT 2796 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2797 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2798 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2799 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2800 if (scp->font_size < 14) { 2801 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2802 } else if (scp->font_size >= 16) { 2803 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2804 } else { 2805 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2806 } 2807#else /* !SC_DFLT_FONT */ 2808 if (scp->font_size < 14) { 2809 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2810 sc->fonts_loaded = FONT_8; 2811 } else if (scp->font_size >= 16) { 2812 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2813 sc->fonts_loaded = FONT_16; 2814 } else { 2815 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2816 sc->fonts_loaded = FONT_14; 2817 } 2818#endif /* SC_DFLT_FONT */ 2819 /* FONT KLUDGE: always use the font page #0. XXX */ 2820 sc_show_font(scp, 0); 2821 } 2822#endif /* !SC_NO_FONT_LOADING */ 2823 2824#ifndef SC_NO_PALETTE_LOADING 2825 save_palette(sc->adp, sc->palette); 2826#endif 2827 2828#ifdef DEV_SPLASH 2829 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 2830 /* we are ready to put up the splash image! */ 2831 splash_init(sc->adp, scsplash_callback, sc); 2832 sc->flags |= SC_SPLASH_SCRN; 2833 } 2834#endif 2835 } 2836 2837 /* the rest is not necessary, if we have done it once */ 2838 if (sc->flags & SC_INIT_DONE) 2839 return; 2840 2841 /* initialize mapscrn arrays to a one to one map */ 2842 for (i = 0; i < sizeof(sc->scr_map); i++) 2843 sc->scr_map[i] = sc->scr_rmap[i] = i; 2844#ifdef PC98 2845 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2846#endif 2847 2848 sc->flags |= SC_INIT_DONE; 2849} 2850 2851#if !__alpha__ 2852static void 2853scterm(int unit, int flags) 2854{ 2855 sc_softc_t *sc; 2856 scr_stat *scp; 2857 2858 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2859 if (sc == NULL) 2860 return; /* shouldn't happen */ 2861 2862#ifdef DEV_SPLASH 2863 /* this console is no longer available for the splash screen */ 2864 if (sc->flags & SC_SPLASH_SCRN) { 2865 splash_term(sc->adp); 2866 sc->flags &= ~SC_SPLASH_SCRN; 2867 } 2868#endif 2869 2870#if 0 /* XXX */ 2871 /* move the hardware cursor to the upper-left corner */ 2872 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2873#endif 2874 2875 /* release the keyboard and the video card */ 2876 if (sc->keyboard >= 0) 2877 kbd_release(sc->kbd, &sc->keyboard); 2878 if (sc->adapter >= 0) 2879 vid_release(sc->adp, &sc->adapter); 2880 2881 /* stop the terminal emulator, if any */ 2882 scp = SC_STAT(sc->dev[0]); 2883 if (scp->tsw) 2884 (*scp->tsw->te_term)(scp, &scp->ts); 2885 if (scp->ts != NULL) 2886 free(scp->ts, M_DEVBUF); 2887 2888 /* clear the structure */ 2889 if (!(flags & SC_KERNEL_CONSOLE)) { 2890 /* XXX: We need delete_dev() for this */ 2891 free(sc->dev, M_DEVBUF); 2892#if 0 2893 /* XXX: We need a ttyunregister for this */ 2894 free(sc->tty, M_DEVBUF); 2895#endif 2896#ifndef SC_NO_FONT_LOADING 2897 free(sc->font_8, M_DEVBUF); 2898 free(sc->font_14, M_DEVBUF); 2899 free(sc->font_16, M_DEVBUF); 2900#endif 2901 /* XXX vtb, history */ 2902 } 2903 bzero(sc, sizeof(*sc)); 2904 sc->keyboard = -1; 2905 sc->adapter = -1; 2906} 2907#endif /* !__alpha__ */ 2908 2909static void 2910scshutdown(void *arg, int howto) 2911{ 2912 /* assert(sc_console != NULL) */ 2913 2914 sc_touch_scrn_saver(); 2915 if (!cold && sc_console 2916 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2917 && sc_console->smode.mode == VT_AUTO) 2918 sc_switch_scr(sc_console->sc, sc_console->index); 2919 shutdown_in_progress = TRUE; 2920} 2921 2922int 2923sc_clean_up(scr_stat *scp) 2924{ 2925#ifdef DEV_SPLASH 2926 int error; 2927#endif 2928 2929 if (scp->sc->flags & SC_SCRN_BLANKED) { 2930 sc_touch_scrn_saver(); 2931#ifdef DEV_SPLASH 2932 if ((error = wait_scrn_saver_stop(scp->sc))) 2933 return error; 2934#endif 2935 } 2936 scp->status |= MOUSE_HIDDEN; 2937 sc_remove_mouse_image(scp); 2938 sc_remove_cutmarking(scp); 2939 return 0; 2940} 2941 2942void 2943sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2944{ 2945 sc_vtb_t new; 2946 sc_vtb_t old; 2947 2948 old = scp->vtb; 2949 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2950 if (!discard && (old.vtb_flags & VTB_VALID)) { 2951 /* retain the current cursor position and buffer contants */ 2952 scp->cursor_oldpos = scp->cursor_pos; 2953 /* 2954 * This works only if the old buffer has the same size as or larger 2955 * than the new one. XXX 2956 */ 2957 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2958 scp->vtb = new; 2959 } else { 2960 scp->vtb = new; 2961 sc_vtb_destroy(&old); 2962 } 2963 2964#ifndef SC_NO_SYSMOUSE 2965 /* move the mouse cursor at the center of the screen */ 2966 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2967#endif 2968} 2969 2970static scr_stat 2971*alloc_scp(sc_softc_t *sc, int vty) 2972{ 2973 scr_stat *scp; 2974 2975 /* assert(sc_malloc) */ 2976 2977 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2978 init_scp(sc, vty, scp); 2979 2980 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2981 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2982 sc_init_emulator(scp, "*"); 2983 2984#ifndef SC_NO_CUTPASTE 2985 sc_alloc_cut_buffer(scp, TRUE); 2986#endif 2987 2988#ifndef SC_NO_HISTORY 2989 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2990#endif 2991 2992 return scp; 2993} 2994 2995static void 2996init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2997{ 2998 video_info_t info; 2999 3000 bzero(scp, sizeof(*scp)); 3001 3002 scp->index = vty; 3003 scp->sc = sc; 3004 scp->status = 0; 3005 scp->mode = sc->initial_mode; 3006 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 3007 if (info.vi_flags & V_INFO_GRAPHICS) { 3008 scp->status |= GRAPHICS_MODE; 3009 scp->xpixel = info.vi_width; 3010 scp->ypixel = info.vi_height; 3011 scp->xsize = info.vi_width/info.vi_cwidth; 3012 scp->ysize = info.vi_height/info.vi_cheight; 3013 scp->font_size = 0; 3014 scp->font = NULL; 3015 } else { 3016 scp->xsize = info.vi_width; 3017 scp->ysize = info.vi_height; 3018 scp->xpixel = scp->xsize*info.vi_cwidth; 3019 scp->ypixel = scp->ysize*info.vi_cheight; 3020 scp->font_size = info.vi_cheight; 3021 scp->font_width = info.vi_cwidth; 3022 if (info.vi_cheight < 14) { 3023#ifndef SC_NO_FONT_LOADING 3024 scp->font = sc->font_8; 3025#else 3026 scp->font = NULL; 3027#endif 3028 } else if (info.vi_cheight >= 16) { 3029#ifndef SC_NO_FONT_LOADING 3030 scp->font = sc->font_16; 3031#else 3032 scp->font = NULL; 3033#endif 3034 } else { 3035#ifndef SC_NO_FONT_LOADING 3036 scp->font = sc->font_14; 3037#else 3038 scp->font = NULL; 3039#endif 3040 } 3041 } 3042 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3043#ifndef __sparc64__ 3044 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3045#endif 3046 scp->xoff = scp->yoff = 0; 3047 scp->xpos = scp->ypos = 0; 3048 scp->start = scp->xsize * scp->ysize - 1; 3049 scp->end = 0; 3050 scp->tsw = NULL; 3051 scp->ts = NULL; 3052 scp->rndr = NULL; 3053 scp->border = BG_BLACK; 3054 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3055 scp->mouse_cut_start = scp->xsize*scp->ysize; 3056 scp->mouse_cut_end = -1; 3057 scp->mouse_signal = 0; 3058 scp->mouse_pid = 0; 3059 scp->mouse_proc = NULL; 3060 scp->kbd_mode = K_XLATE; 3061 scp->bell_pitch = bios_value.bell_pitch; 3062 scp->bell_duration = BELL_DURATION; 3063 scp->status |= (bios_value.shift_state & NLKED); 3064 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3065 scp->pid = 0; 3066 scp->proc = NULL; 3067 scp->smode.mode = VT_AUTO; 3068 scp->history = NULL; 3069 scp->history_pos = 0; 3070 scp->history_size = 0; 3071} 3072 3073int 3074sc_init_emulator(scr_stat *scp, char *name) 3075{ 3076 sc_term_sw_t *sw; 3077 sc_rndr_sw_t *rndr; 3078 void *p; 3079 int error; 3080 3081 if (name == NULL) /* if no name is given, use the current emulator */ 3082 sw = scp->tsw; 3083 else /* ...otherwise find the named emulator */ 3084 sw = sc_term_match(name); 3085 if (sw == NULL) 3086 return EINVAL; 3087 3088 rndr = NULL; 3089 if (strcmp(sw->te_renderer, "*") != 0) { 3090 rndr = sc_render_match(scp, sw->te_renderer, 3091 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3092 } 3093 if (rndr == NULL) { 3094 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3095 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3096 if (rndr == NULL) 3097 return ENODEV; 3098 } 3099 3100 if (sw == scp->tsw) { 3101 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3102 scp->rndr = rndr; 3103 sc_clear_screen(scp); 3104 /* assert(error == 0); */ 3105 return error; 3106 } 3107 3108 if (sc_malloc && (sw->te_size > 0)) 3109 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3110 else 3111 p = NULL; 3112 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3113 if (error) 3114 return error; 3115 3116 if (scp->tsw) 3117 (*scp->tsw->te_term)(scp, &scp->ts); 3118 if (scp->ts != NULL) 3119 free(scp->ts, M_DEVBUF); 3120 scp->tsw = sw; 3121 scp->ts = p; 3122 scp->rndr = rndr; 3123 3124 /* XXX */ 3125 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3126 sc_clear_screen(scp); 3127 3128 return 0; 3129} 3130 3131/* 3132 * scgetc(flags) - get character from keyboard. 3133 * If flags & SCGETC_CN, then avoid harmful side effects. 3134 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3135 * return NOKEY if there is nothing there. 3136 */ 3137static u_int 3138scgetc(sc_softc_t *sc, u_int flags) 3139{ 3140 scr_stat *scp; 3141#ifndef SC_NO_HISTORY 3142 struct tty *tp; 3143#endif 3144 u_int c; 3145 int this_scr; 3146 int f; 3147 int i; 3148 3149 if (sc->kbd == NULL) 3150 return NOKEY; 3151 3152next_code: 3153#if 1 3154 /* I don't like this, but... XXX */ 3155 if (flags & SCGETC_CN) 3156 sccnupdate(sc->cur_scp); 3157#endif 3158 scp = sc->cur_scp; 3159 /* first see if there is something in the keyboard port */ 3160 for (;;) { 3161 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3162 if (c == ERRKEY) { 3163 if (!(flags & SCGETC_CN)) 3164 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3165 } else if (c == NOKEY) 3166 return c; 3167 else 3168 break; 3169 } 3170 3171 /* make screensaver happy */ 3172 if (!(c & RELKEY)) 3173 sc_touch_scrn_saver(); 3174 3175 if (!(flags & SCGETC_CN)) 3176 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3177 3178 if (scp->kbd_mode != K_XLATE) 3179 return KEYCHAR(c); 3180 3181 /* if scroll-lock pressed allow history browsing */ 3182 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3183 3184 scp->status &= ~CURSOR_ENABLED; 3185 sc_remove_cursor_image(scp); 3186 3187#ifndef SC_NO_HISTORY 3188 if (!(scp->status & BUFFER_SAVED)) { 3189 scp->status |= BUFFER_SAVED; 3190 sc_hist_save(scp); 3191 } 3192 switch (c) { 3193 /* FIXME: key codes */ 3194 case SPCLKEY | FKEY | F(49): /* home key */ 3195 sc_remove_cutmarking(scp); 3196 sc_hist_home(scp); 3197 goto next_code; 3198 3199 case SPCLKEY | FKEY | F(57): /* end key */ 3200 sc_remove_cutmarking(scp); 3201 sc_hist_end(scp); 3202 goto next_code; 3203 3204 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3205 sc_remove_cutmarking(scp); 3206 if (sc_hist_up_line(scp)) 3207 if (!(flags & SCGETC_CN)) 3208 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3209 goto next_code; 3210 3211 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3212 sc_remove_cutmarking(scp); 3213 if (sc_hist_down_line(scp)) 3214 if (!(flags & SCGETC_CN)) 3215 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3216 goto next_code; 3217 3218 case SPCLKEY | FKEY | F(51): /* page up key */ 3219 sc_remove_cutmarking(scp); 3220 for (i=0; i<scp->ysize; i++) 3221 if (sc_hist_up_line(scp)) { 3222 if (!(flags & SCGETC_CN)) 3223 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3224 break; 3225 } 3226 goto next_code; 3227 3228 case SPCLKEY | FKEY | F(59): /* page down key */ 3229 sc_remove_cutmarking(scp); 3230 for (i=0; i<scp->ysize; i++) 3231 if (sc_hist_down_line(scp)) { 3232 if (!(flags & SCGETC_CN)) 3233 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3234 break; 3235 } 3236 goto next_code; 3237 } 3238#endif /* SC_NO_HISTORY */ 3239 } 3240 3241 /* 3242 * Process and consume special keys here. Return a plain char code 3243 * or a char code with the META flag or a function key code. 3244 */ 3245 if (c & RELKEY) { 3246 /* key released */ 3247 /* goto next_code */ 3248 } else { 3249 /* key pressed */ 3250 if (c & SPCLKEY) { 3251 c &= ~SPCLKEY; 3252 switch (KEYCHAR(c)) { 3253 /* LOCKING KEYS */ 3254 case NLK: case CLK: case ALK: 3255 break; 3256 case SLK: 3257 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3258 if (f & SLKED) { 3259 scp->status |= SLKED; 3260 } else { 3261 if (scp->status & SLKED) { 3262 scp->status &= ~SLKED; 3263#ifndef SC_NO_HISTORY 3264 if (scp->status & BUFFER_SAVED) { 3265 if (!sc_hist_restore(scp)) 3266 sc_remove_cutmarking(scp); 3267 scp->status &= ~BUFFER_SAVED; 3268 scp->status |= CURSOR_ENABLED; 3269 sc_draw_cursor_image(scp); 3270 } 3271 tp = VIRTUAL_TTY(sc, scp->index); 3272 if (ISTTYOPEN(tp)) 3273 scstart(tp); 3274#endif 3275 } 3276 } 3277 break; 3278 3279 case PASTE: 3280#ifndef SC_NO_CUTPASTE 3281 sc_mouse_paste(scp); 3282#endif 3283 break; 3284 3285 /* NON-LOCKING KEYS */ 3286 case NOP: 3287 case LSH: case RSH: case LCTR: case RCTR: 3288 case LALT: case RALT: case ASH: case META: 3289 break; 3290 3291 case BTAB: 3292 if (!(sc->flags & SC_SCRN_BLANKED)) 3293 return c; 3294 break; 3295 3296 case SPSC: 3297#ifdef DEV_SPLASH 3298 /* force activatation/deactivation of the screen saver */ 3299 if (!(sc->flags & SC_SCRN_BLANKED)) { 3300 run_scrn_saver = TRUE; 3301 sc->scrn_time_stamp -= scrn_blank_time; 3302 } 3303 if (cold) { 3304 /* 3305 * While devices are being probed, the screen saver need 3306 * to be invoked explictly. XXX 3307 */ 3308 if (sc->flags & SC_SCRN_BLANKED) { 3309 scsplash_stick(FALSE); 3310 stop_scrn_saver(sc, current_saver); 3311 } else { 3312 if (!ISGRAPHSC(scp)) { 3313 scsplash_stick(TRUE); 3314 (*current_saver)(sc, TRUE); 3315 } 3316 } 3317 } 3318#endif /* DEV_SPLASH */ 3319 break; 3320 3321 case RBT: 3322#ifndef SC_DISABLE_REBOOT 3323 shutdown_nice(0); 3324#endif 3325 break; 3326 3327 case HALT: 3328#ifndef SC_DISABLE_REBOOT 3329 shutdown_nice(RB_HALT); 3330#endif 3331 break; 3332 3333 case PDWN: 3334#ifndef SC_DISABLE_REBOOT 3335 shutdown_nice(RB_HALT|RB_POWEROFF); 3336#endif 3337 break; 3338 3339 case SUSP: 3340 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3341 break; 3342 case STBY: 3343 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3344 break; 3345 3346 case DBG: 3347#ifndef SC_DISABLE_DDBKEY 3348#ifdef DDB 3349 Debugger("manual escape to debugger"); 3350#else 3351 printf("No debugger in kernel\n"); 3352#endif 3353#else /* SC_DISABLE_DDBKEY */ 3354 /* do nothing */ 3355#endif /* SC_DISABLE_DDBKEY */ 3356 break; 3357 3358 case PNC: 3359 if (enable_panic_key) 3360 panic("Forced by the panic key"); 3361 break; 3362 3363 case NEXT: 3364 this_scr = scp->index; 3365 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3366 sc->first_vty + i != this_scr; 3367 i = (i + 1)%sc->vtys) { 3368 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3369 if (ISTTYOPEN(tp)) { 3370 sc_switch_scr(scp->sc, sc->first_vty + i); 3371 break; 3372 } 3373 } 3374 break; 3375 3376 case PREV: 3377 this_scr = scp->index; 3378 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3379 sc->first_vty + i != this_scr; 3380 i = (i + sc->vtys - 1)%sc->vtys) { 3381 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3382 if (ISTTYOPEN(tp)) { 3383 sc_switch_scr(scp->sc, sc->first_vty + i); 3384 break; 3385 } 3386 } 3387 break; 3388 3389 default: 3390 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3391 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3392 break; 3393 } 3394 /* assert(c & FKEY) */ 3395 if (!(sc->flags & SC_SCRN_BLANKED)) 3396 return c; 3397 break; 3398 } 3399 /* goto next_code */ 3400 } else { 3401 /* regular keys (maybe MKEY is set) */ 3402 if (!(sc->flags & SC_SCRN_BLANKED)) 3403 return c; 3404 } 3405 } 3406 3407 goto next_code; 3408} 3409 3410static int 3411scmmap(dev_t dev, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3412{ 3413 scr_stat *scp; 3414 3415 scp = SC_STAT(dev); 3416 if (scp != scp->sc->cur_scp) 3417 return -1; 3418 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, paddr, nprot); 3419} 3420 3421static int 3422save_kbd_state(scr_stat *scp) 3423{ 3424 int state; 3425 int error; 3426 3427 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3428 if (error == ENOIOCTL) 3429 error = ENODEV; 3430 if (error == 0) { 3431 scp->status &= ~LOCK_MASK; 3432 scp->status |= state; 3433 } 3434 return error; 3435} 3436 3437static int 3438update_kbd_state(scr_stat *scp, int new_bits, int mask) 3439{ 3440 int state; 3441 int error; 3442 3443 if (mask != LOCK_MASK) { 3444 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3445 if (error == ENOIOCTL) 3446 error = ENODEV; 3447 if (error) 3448 return error; 3449 state &= ~mask; 3450 state |= new_bits & mask; 3451 } else { 3452 state = new_bits & LOCK_MASK; 3453 } 3454 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3455 if (error == ENOIOCTL) 3456 error = ENODEV; 3457 return error; 3458} 3459 3460static int 3461update_kbd_leds(scr_stat *scp, int which) 3462{ 3463 int error; 3464 3465 which &= LOCK_MASK; 3466 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3467 if (error == ENOIOCTL) 3468 error = ENODEV; 3469 return error; 3470} 3471 3472int 3473set_mode(scr_stat *scp) 3474{ 3475 video_info_t info; 3476 3477 /* reject unsupported mode */ 3478 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3479 return 1; 3480 3481 /* if this vty is not currently showing, do nothing */ 3482 if (scp != scp->sc->cur_scp) 3483 return 0; 3484 3485 /* setup video hardware for the given mode */ 3486 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3487#ifndef __sparc64__ 3488 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3489 (void *)scp->sc->adp->va_window, FALSE); 3490#endif 3491 3492#ifndef SC_NO_FONT_LOADING 3493 /* load appropriate font */ 3494 if (!(scp->status & GRAPHICS_MODE)) { 3495 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3496 if (scp->font_size < 14) { 3497 if (scp->sc->fonts_loaded & FONT_8) 3498 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3499 } else if (scp->font_size >= 16) { 3500 if (scp->sc->fonts_loaded & FONT_16) 3501 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3502 } else { 3503 if (scp->sc->fonts_loaded & FONT_14) 3504 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3505 } 3506 /* 3507 * FONT KLUDGE: 3508 * This is an interim kludge to display correct font. 3509 * Always use the font page #0 on the video plane 2. 3510 * Somehow we cannot show the font in other font pages on 3511 * some video cards... XXX 3512 */ 3513 sc_show_font(scp, 0); 3514 } 3515 mark_all(scp); 3516 } 3517#endif /* !SC_NO_FONT_LOADING */ 3518 3519 sc_set_border(scp, scp->border); 3520 sc_set_cursor_image(scp); 3521 3522 return 0; 3523} 3524 3525void 3526sc_set_border(scr_stat *scp, int color) 3527{ 3528 ++scp->sc->videoio_in_progress; 3529 (*scp->rndr->draw_border)(scp, color); 3530 --scp->sc->videoio_in_progress; 3531} 3532 3533#ifndef SC_NO_FONT_LOADING 3534void 3535sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3536 int base, int count) 3537{ 3538 sc_softc_t *sc; 3539 3540 sc = scp->sc; 3541 sc->font_loading_in_progress = TRUE; 3542 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3543 sc->font_loading_in_progress = FALSE; 3544} 3545 3546void 3547sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3548 int base, int count) 3549{ 3550 sc_softc_t *sc; 3551 3552 sc = scp->sc; 3553 sc->font_loading_in_progress = TRUE; 3554 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3555 sc->font_loading_in_progress = FALSE; 3556} 3557 3558void 3559sc_show_font(scr_stat *scp, int page) 3560{ 3561 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3562} 3563#endif /* !SC_NO_FONT_LOADING */ 3564 3565void 3566sc_paste(scr_stat *scp, u_char *p, int count) 3567{ 3568 struct tty *tp; 3569 u_char *rmap; 3570 3571 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3572 if (!ISTTYOPEN(tp)) 3573 return; 3574 rmap = scp->sc->scr_rmap; 3575 for (; count > 0; --count) 3576 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 3577} 3578 3579void 3580sc_bell(scr_stat *scp, int pitch, int duration) 3581{ 3582 if (cold || shutdown_in_progress || !enable_bell) 3583 return; 3584 3585 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3586 return; 3587 3588 if (scp->sc->flags & SC_VISUAL_BELL) { 3589 if (scp->sc->blink_in_progress) 3590 return; 3591 scp->sc->blink_in_progress = 3; 3592 if (scp != scp->sc->cur_scp) 3593 scp->sc->blink_in_progress += 2; 3594 blink_screen(scp->sc->cur_scp); 3595 } else if (duration != 0 && pitch != 0) { 3596 if (scp != scp->sc->cur_scp) 3597 pitch *= 2; 3598 sysbeep(pitch, duration); 3599 } 3600} 3601 3602static void 3603blink_screen(void *arg) 3604{ 3605 scr_stat *scp = arg; 3606 struct tty *tp; 3607 3608 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3609 scp->sc->blink_in_progress = 0; 3610 mark_all(scp); 3611 tp = VIRTUAL_TTY(scp->sc, scp->index); 3612 if (ISTTYOPEN(tp)) 3613 scstart(tp); 3614 if (scp->sc->delayed_next_scr) 3615 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3616 } 3617 else { 3618 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3619 scp->sc->blink_in_progress & 1); 3620 scp->sc->blink_in_progress--; 3621 timeout(blink_screen, scp, hz / 10); 3622 } 3623} 3624