syscons.c revision 119379
1/*- 2 * Copyright (c) 1992-1998 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * $FreeBSD: head/sys/dev/syscons/syscons.c 119379 2003-08-24 00:44:00Z jake $ 29 */ 30 31#include "opt_syscons.h" 32#include "opt_splash.h" 33#include "opt_ddb.h" 34 35#include <sys/param.h> 36#include <sys/systm.h> 37#include <sys/conf.h> 38#include <sys/cons.h> 39#include <sys/consio.h> 40#include <sys/eventhandler.h> 41#include <sys/fbio.h> 42#include <sys/kbio.h> 43#include <sys/kernel.h> 44#include <sys/lock.h> 45#include <sys/malloc.h> 46#include <sys/mutex.h> 47#include <sys/proc.h> 48#include <sys/random.h> 49#include <sys/reboot.h> 50#include <sys/signalvar.h> 51#include <sys/sysctl.h> 52#include <sys/tty.h> 53#include <sys/power.h> 54 55#include <machine/clock.h> 56#ifdef __sparc64__ 57#include <machine/sc_machdep.h> 58#else 59#include <machine/pc/display.h> 60#endif 61#ifdef __i386__ 62#include <machine/psl.h> 63#include <machine/apm_bios.h> 64#include <machine/frame.h> 65#endif 66 67#include <dev/kbd/kbdreg.h> 68#include <dev/fb/fbreg.h> 69#include <dev/fb/splashreg.h> 70#include <dev/syscons/syscons.h> 71 72#define COLD 0 73#define WARM 1 74 75#define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 76#define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 77 78#define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 79 80typedef struct default_attr { 81 int std_color; /* normal hardware color */ 82 int rev_color; /* reverse hardware color */ 83} default_attr; 84 85static default_attr user_default = { 86 SC_NORM_ATTR, 87 SC_NORM_REV_ATTR, 88}; 89 90static default_attr kernel_default = { 91 SC_KERNEL_CONS_ATTR, 92 SC_KERNEL_CONS_REV_ATTR, 93}; 94 95static int sc_console_unit = -1; 96static int sc_saver_keyb_only = 1; 97static scr_stat *sc_console; 98static struct tty *sc_console_tty; 99static void *kernel_console_ts; 100 101static char init_done = COLD; 102static char shutdown_in_progress = FALSE; 103static char sc_malloc = FALSE; 104 105static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 106static int run_scrn_saver = FALSE; /* should run the saver? */ 107static int enable_bell = TRUE; /* enable beeper */ 108static long scrn_blank_time = 0; /* screen saver timeout value */ 109#ifdef DEV_SPLASH 110static int scrn_blanked; /* # of blanked screen */ 111static int sticky_splash = FALSE; 112 113static void none_saver(sc_softc_t *sc, int blank) { } 114static void (*current_saver)(sc_softc_t *, int) = none_saver; 115#endif 116 117SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 118SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 119SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 120 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 121SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 122 0, "enable bell"); 123#if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 124#include "font.h" 125#endif 126 127 d_ioctl_t *sc_user_ioctl; 128 129static bios_values_t bios_value; 130 131static int enable_panic_key; 132SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 133 0, ""); 134 135#define SC_CONSOLECTL 255 136 137#define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 138 SC_DEV((sc), (x))->si_tty : NULL) 139#define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) 140 141static int debugger; 142 143/* prototypes */ 144static int scvidprobe(int unit, int flags, int cons); 145static int sckbdprobe(int unit, int flags, int cons); 146static void scmeminit(void *arg); 147static int scdevtounit(dev_t dev); 148static kbd_callback_func_t sckbdevent; 149static int scparam(struct tty *tp, struct termios *t); 150static void scstart(struct tty *tp); 151static void scinit(int unit, int flags); 152#if __i386__ || __ia64__ || __amd64__ || __sparc64__ 153static void scterm(int unit, int flags); 154#endif 155static void scshutdown(void *arg, int howto); 156static u_int scgetc(sc_softc_t *sc, u_int flags); 157#define SCGETC_CN 1 158#define SCGETC_NONBLOCK 2 159static int sccngetch(int flags); 160static void sccnupdate(scr_stat *scp); 161static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 162static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 163static timeout_t scrn_timer; 164static int and_region(int *s1, int *e1, int s2, int e2); 165static void scrn_update(scr_stat *scp, int show_cursor); 166 167#ifdef DEV_SPLASH 168static int scsplash_callback(int event, void *arg); 169static void scsplash_saver(sc_softc_t *sc, int show); 170static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 171static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 172static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 173static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 174static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 175static int wait_scrn_saver_stop(sc_softc_t *sc); 176#define scsplash_stick(stick) (sticky_splash = (stick)) 177#else /* !DEV_SPLASH */ 178#define scsplash_stick(stick) 179#endif /* DEV_SPLASH */ 180 181static int do_switch_scr(sc_softc_t *sc, int s); 182static int vt_proc_alive(scr_stat *scp); 183static int signal_vt_rel(scr_stat *scp); 184static int signal_vt_acq(scr_stat *scp); 185static int finish_vt_rel(scr_stat *scp, int release, int *s); 186static int finish_vt_acq(scr_stat *scp); 187static void exchange_scr(sc_softc_t *sc); 188static void update_cursor_image(scr_stat *scp); 189static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 190static int save_kbd_state(scr_stat *scp); 191static int update_kbd_state(scr_stat *scp, int state, int mask); 192static int update_kbd_leds(scr_stat *scp, int which); 193static timeout_t blink_screen; 194 195#define CDEV_MAJOR 12 196 197static cn_probe_t sccnprobe; 198static cn_init_t sccninit; 199static cn_getc_t sccngetc; 200static cn_checkc_t sccncheckc; 201static cn_putc_t sccnputc; 202static cn_dbctl_t sccndbctl; 203static cn_term_t sccnterm; 204 205#if __alpha__ 206void sccnattach(void); 207#endif 208 209CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 210 sccndbctl); 211 212static d_open_t scopen; 213static d_close_t scclose; 214static d_read_t scread; 215static d_ioctl_t scioctl; 216static d_mmap_t scmmap; 217 218static struct cdevsw sc_cdevsw = { 219 .d_open = scopen, 220 .d_close = scclose, 221 .d_read = scread, 222 .d_write = ttywrite, 223 .d_ioctl = scioctl, 224 .d_poll = ttypoll, 225 .d_mmap = scmmap, 226 .d_name = "sc", 227 .d_maj = CDEV_MAJOR, 228 .d_flags = D_TTY, 229 .d_kqfilter = ttykqfilter 230}; 231 232int 233sc_probe_unit(int unit, int flags) 234{ 235 if (!scvidprobe(unit, flags, FALSE)) { 236 if (bootverbose) 237 printf("sc%d: no video adapter found.\n", unit); 238 return ENXIO; 239 } 240 241 /* syscons will be attached even when there is no keyboard */ 242 sckbdprobe(unit, flags, FALSE); 243 244 return 0; 245} 246 247/* probe video adapters, return TRUE if found */ 248static int 249scvidprobe(int unit, int flags, int cons) 250{ 251 /* 252 * Access the video adapter driver through the back door! 253 * Video adapter drivers need to be configured before syscons. 254 * However, when syscons is being probed as the low-level console, 255 * they have not been initialized yet. We force them to initialize 256 * themselves here. XXX 257 */ 258 vid_configure(cons ? VIO_PROBE_ONLY : 0); 259 260 return (vid_find_adapter("*", unit) >= 0); 261} 262 263/* probe the keyboard, return TRUE if found */ 264static int 265sckbdprobe(int unit, int flags, int cons) 266{ 267 /* access the keyboard driver through the backdoor! */ 268 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 269 270 return (kbd_find_keyboard("*", unit) >= 0); 271} 272 273static char 274*adapter_name(video_adapter_t *adp) 275{ 276 static struct { 277 int type; 278 char *name[2]; 279 } names[] = { 280 { KD_MONO, { "MDA", "MDA" } }, 281 { KD_HERCULES, { "Hercules", "Hercules" } }, 282 { KD_CGA, { "CGA", "CGA" } }, 283 { KD_EGA, { "EGA", "EGA (mono)" } }, 284 { KD_VGA, { "VGA", "VGA (mono)" } }, 285 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 286 { KD_TGA, { "TGA", "TGA" } }, 287 { -1, { "Unknown", "Unknown" } }, 288 }; 289 int i; 290 291 for (i = 0; names[i].type != -1; ++i) 292 if (names[i].type == adp->va_type) 293 break; 294 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 295} 296 297int 298sc_attach_unit(int unit, int flags) 299{ 300 sc_softc_t *sc; 301 scr_stat *scp; 302#ifdef SC_PIXEL_MODE 303 video_info_t info; 304#endif 305 int vc; 306 dev_t dev; 307 308 flags &= ~SC_KERNEL_CONSOLE; 309 310 if (sc_console_unit == unit) { 311 /* 312 * If this unit is being used as the system console, we need to 313 * adjust some variables and buffers before and after scinit(). 314 */ 315 /* assert(sc_console != NULL) */ 316 flags |= SC_KERNEL_CONSOLE; 317 scmeminit(NULL); 318 319 scinit(unit, flags); 320 321 if (sc_console->tsw->te_size > 0) { 322 /* assert(sc_console->ts != NULL); */ 323 kernel_console_ts = sc_console->ts; 324 sc_console->ts = malloc(sc_console->tsw->te_size, 325 M_DEVBUF, M_WAITOK); 326 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 327 (*sc_console->tsw->te_default_attr)(sc_console, 328 user_default.std_color, 329 user_default.rev_color); 330 } 331 } else { 332 scinit(unit, flags); 333 } 334 335 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 336 sc->config = flags; 337 scp = SC_STAT(sc->dev[0]); 338 if (sc_console == NULL) /* sc_console_unit < 0 */ 339 sc_console = scp; 340 341#ifdef SC_PIXEL_MODE 342 if ((sc->config & SC_VESA800X600) 343 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 344#ifdef DEV_SPLASH 345 if (sc->flags & SC_SPLASH_SCRN) 346 splash_term(sc->adp); 347#endif 348 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 349 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 350 sc->initial_mode = M_VESA_800x600; 351#ifdef DEV_SPLASH 352 /* put up the splash again! */ 353 if (sc->flags & SC_SPLASH_SCRN) 354 splash_init(sc->adp, scsplash_callback, sc); 355#endif 356 } 357#endif /* SC_PIXEL_MODE */ 358 359 /* initialize cursor */ 360 if (!ISGRAPHSC(scp)) 361 update_cursor_image(scp); 362 363 /* get screen update going */ 364 scrn_timer(sc); 365 366 /* set up the keyboard */ 367 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 368 update_kbd_state(scp, scp->status, LOCK_MASK); 369 370 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 371 unit, adapter_name(sc->adp), sc->vtys, sc->config); 372 if (bootverbose) { 373 printf("sc%d:", unit); 374 if (sc->adapter >= 0) 375 printf(" fb%d", sc->adapter); 376 if (sc->keyboard >= 0) 377 printf(", kbd%d", sc->keyboard); 378 if (scp->tsw) 379 printf(", terminal emulator: %s (%s)", 380 scp->tsw->te_name, scp->tsw->te_desc); 381 printf("\n"); 382 } 383 384 /* register a shutdown callback for the kernel console */ 385 if (sc_console_unit == unit) 386 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 387 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 388 389 for (vc = 0; vc < sc->vtys; vc++) { 390 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 391 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 392 sc->dev[vc] = dev; 393 /* 394 * The first vty already has struct tty and scr_stat initialized 395 * in scinit(). The other vtys will have these structs when 396 * first opened. 397 */ 398 } 399 400 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 401 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 402 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 403 SC_STAT(dev) = sc_console; 404 405 return 0; 406} 407 408static void 409scmeminit(void *arg) 410{ 411 if (sc_malloc) 412 return; 413 sc_malloc = TRUE; 414 415 /* 416 * As soon as malloc() becomes functional, we had better allocate 417 * various buffers for the kernel console. 418 */ 419 420 if (sc_console_unit < 0) /* sc_console == NULL */ 421 return; 422 423 /* copy the temporary buffer to the final buffer */ 424 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 425 426#ifndef SC_NO_CUTPASTE 427 sc_alloc_cut_buffer(sc_console, FALSE); 428#endif 429 430#ifndef SC_NO_HISTORY 431 /* initialize history buffer & pointers */ 432 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 433#endif 434} 435 436/* XXX */ 437SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 438 439static int 440scdevtounit(dev_t dev) 441{ 442 int vty = SC_VTY(dev); 443 444 if (vty == SC_CONSOLECTL) 445 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 446 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 447 return -1; 448 else 449 return vty/MAXCONS; 450} 451 452static int 453scopen(dev_t dev, int flag, int mode, struct thread *td) 454{ 455 int unit = scdevtounit(dev); 456 sc_softc_t *sc; 457 struct tty *tp; 458 scr_stat *scp; 459#ifndef __sparc64__ 460 keyarg_t key; 461#endif 462 int error; 463 464 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 465 major(dev), minor(dev), unit, SC_VTY(dev))); 466 467 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 468 if (sc == NULL) 469 return ENXIO; 470 471 tp = dev->si_tty = ttymalloc(dev->si_tty); 472 tp->t_oproc = scstart; 473 tp->t_param = scparam; 474 tp->t_stop = nottystop; 475 tp->t_dev = dev; 476 if (!ISTTYOPEN(tp)) { 477 ttychars(tp); 478 /* Use the current setting of the <-- key as default VERASE. */ 479 /* If the Delete key is preferable, an stty is necessary */ 480#ifndef __sparc64__ 481 if (sc->kbd != NULL) { 482 key.keynum = KEYCODE_BS; 483 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 484 tp->t_cc[VERASE] = key.key.map[0]; 485 } 486#endif 487 tp->t_iflag = TTYDEF_IFLAG; 488 tp->t_oflag = TTYDEF_OFLAG; 489 tp->t_cflag = TTYDEF_CFLAG; 490 tp->t_lflag = TTYDEF_LFLAG; 491 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 492 scparam(tp, &tp->t_termios); 493 (*linesw[tp->t_line].l_modem)(tp, 1); 494 } 495 else 496 if (tp->t_state & TS_XCLUDE && suser(td)) 497 return(EBUSY); 498 499 error = (*linesw[tp->t_line].l_open)(dev, tp); 500 501 scp = SC_STAT(dev); 502 if (scp == NULL) { 503 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 504 if (ISGRAPHSC(scp)) 505 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 506 } 507 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 508 tp->t_winsize.ws_col = scp->xsize; 509 tp->t_winsize.ws_row = scp->ysize; 510 } 511 512 return error; 513} 514 515static int 516scclose(dev_t dev, int flag, int mode, struct thread *td) 517{ 518 struct tty *tp = dev->si_tty; 519 scr_stat *scp; 520 int s; 521 522 if (SC_VTY(dev) != SC_CONSOLECTL) { 523 scp = SC_STAT(tp->t_dev); 524 /* were we in the middle of the VT switching process? */ 525 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 526 s = spltty(); 527 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 528 cons_unavail = FALSE; 529 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 530 DPRINTF(5, ("reset WAIT_REL, ")); 531 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 532 DPRINTF(5, ("reset WAIT_ACQ, ")); 533#if not_yet_done 534 if (scp == &main_console) { 535 scp->pid = 0; 536 scp->proc = NULL; 537 scp->smode.mode = VT_AUTO; 538 } 539 else { 540 sc_vtb_destroy(&scp->vtb); 541#ifndef __sparc64__ 542 sc_vtb_destroy(&scp->scr); 543#endif 544 sc_free_history_buffer(scp, scp->ysize); 545 SC_STAT(dev) = NULL; 546 free(scp, M_DEVBUF); 547 } 548#else 549 scp->pid = 0; 550 scp->proc = NULL; 551 scp->smode.mode = VT_AUTO; 552#endif 553 scp->kbd_mode = K_XLATE; 554 if (scp == scp->sc->cur_scp) 555 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 556 DPRINTF(5, ("done.\n")); 557 } 558 spltty(); 559 (*linesw[tp->t_line].l_close)(tp, flag); 560 ttyclose(tp); 561 spl0(); 562 return(0); 563} 564 565static int 566scread(dev_t dev, struct uio *uio, int flag) 567{ 568 if (!sc_saver_keyb_only) 569 sc_touch_scrn_saver(); 570 return ttyread(dev, uio, flag); 571} 572 573static int 574sckbdevent(keyboard_t *thiskbd, int event, void *arg) 575{ 576 sc_softc_t *sc; 577 struct tty *cur_tty; 578 int c; 579 size_t len; 580 u_char *cp; 581 582 sc = (sc_softc_t *)arg; 583 /* assert(thiskbd == sc->kbd) */ 584 585 switch (event) { 586 case KBDIO_KEYINPUT: 587 break; 588 case KBDIO_UNLOADING: 589 sc->kbd = NULL; 590 sc->keyboard = -1; 591 kbd_release(thiskbd, (void *)&sc->keyboard); 592 return 0; 593 default: 594 return EINVAL; 595 } 596 597 /* 598 * Loop while there is still input to get from the keyboard. 599 * I don't think this is nessesary, and it doesn't fix 600 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 601 */ 602 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 603 604 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 605 if (!ISTTYOPEN(cur_tty)) { 606 cur_tty = sc_console_tty; 607 if (!ISTTYOPEN(cur_tty)) 608 continue; 609 } 610 611 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 612 continue; 613 614 switch (KEYFLAGS(c)) { 615 case 0x0000: /* normal key */ 616 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 617 break; 618 case FKEY: /* function key, return string */ 619 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 620 if (cp != NULL) { 621 while (len-- > 0) 622 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 623 } 624 break; 625 case MKEY: /* meta is active, prepend ESC */ 626 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 627 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 628 break; 629 case BKEY: /* backtab fixed sequence (esc [ Z) */ 630 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 631 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 632 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 633 break; 634 } 635 } 636 637 sc->cur_scp->status |= MOUSE_HIDDEN; 638 639 return 0; 640} 641 642static int 643scparam(struct tty *tp, struct termios *t) 644{ 645 tp->t_ispeed = t->c_ispeed; 646 tp->t_ospeed = t->c_ospeed; 647 tp->t_cflag = t->c_cflag; 648 return 0; 649} 650 651static int 652scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct thread *td) 653{ 654 int error; 655 int i; 656 struct tty *tp; 657 sc_softc_t *sc; 658 scr_stat *scp; 659 int s; 660 661 tp = dev->si_tty; 662 663 /* If there is a user_ioctl function call that first */ 664 if (sc_user_ioctl) { 665 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 666 if (error != ENOIOCTL) 667 return error; 668 } 669 670 error = sc_vid_ioctl(tp, cmd, data, flag, td); 671 if (error != ENOIOCTL) 672 return error; 673 674#ifndef SC_NO_HISTORY 675 error = sc_hist_ioctl(tp, cmd, data, flag, td); 676 if (error != ENOIOCTL) 677 return error; 678#endif 679 680#ifndef SC_NO_SYSMOUSE 681 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 682 if (error != ENOIOCTL) 683 return error; 684#endif 685 686 scp = SC_STAT(tp->t_dev); 687 /* assert(scp != NULL) */ 688 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 689 sc = scp->sc; 690 691 if (scp->tsw) { 692 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 693 if (error != ENOIOCTL) 694 return error; 695 } 696 697 switch (cmd) { /* process console hardware related ioctl's */ 698 699 case GIO_ATTR: /* get current attributes */ 700 /* this ioctl is not processed here, but in the terminal emulator */ 701 return ENOTTY; 702 703 case GIO_COLOR: /* is this a color console ? */ 704 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 705 return 0; 706 707 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 708 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 709 return EINVAL; 710 s = spltty(); 711 scrn_blank_time = *(int *)data; 712 run_scrn_saver = (scrn_blank_time != 0); 713 splx(s); 714 return 0; 715 716 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 717 s = spltty(); 718 *(int *)data &= CONS_CURSOR_ATTRS; 719 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 720 splx(s); 721 return 0; 722 723 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 724 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 725 ((int *)data)[0] = scp->curr_curs_attr.flags; 726 ((int *)data)[1] = scp->curr_curs_attr.base; 727 ((int *)data)[2] = scp->curr_curs_attr.height; 728 } else { 729 ((int *)data)[0] = sc->curs_attr.flags; 730 ((int *)data)[1] = sc->curs_attr.base; 731 ((int *)data)[2] = sc->curs_attr.height; 732 } 733 return 0; 734 735 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 736 s = spltty(); 737 sc_change_cursor_shape(scp, ((int *)data)[0], 738 ((int *)data)[1], ((int *)data)[2]); 739 splx(s); 740 return 0; 741 742 case CONS_BELLTYPE: /* set bell type sound/visual */ 743 if ((*(int *)data) & 0x01) 744 sc->flags |= SC_VISUAL_BELL; 745 else 746 sc->flags &= ~SC_VISUAL_BELL; 747 if ((*(int *)data) & 0x02) 748 sc->flags |= SC_QUIET_BELL; 749 else 750 sc->flags &= ~SC_QUIET_BELL; 751 return 0; 752 753 case CONS_GETINFO: /* get current (virtual) console info */ 754 { 755 vid_info_t *ptr = (vid_info_t*)data; 756 if (ptr->size == sizeof(struct vid_info)) { 757 ptr->m_num = sc->cur_scp->index; 758 ptr->font_size = scp->font_size; 759 ptr->mv_col = scp->xpos; 760 ptr->mv_row = scp->ypos; 761 ptr->mv_csz = scp->xsize; 762 ptr->mv_rsz = scp->ysize; 763 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 764 /* 765 * The following fields are filled by the terminal emulator. XXX 766 * 767 * ptr->mv_norm.fore 768 * ptr->mv_norm.back 769 * ptr->mv_rev.fore 770 * ptr->mv_rev.back 771 */ 772 ptr->mv_grfc.fore = 0; /* not supported */ 773 ptr->mv_grfc.back = 0; /* not supported */ 774 ptr->mv_ovscan = scp->border; 775 if (scp == sc->cur_scp) 776 save_kbd_state(scp); 777 ptr->mk_keylock = scp->status & LOCK_MASK; 778 return 0; 779 } 780 return EINVAL; 781 } 782 783 case CONS_GETVERS: /* get version number */ 784 *(int*)data = 0x200; /* version 2.0 */ 785 return 0; 786 787 case CONS_IDLE: /* see if the screen has been idle */ 788 /* 789 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 790 * the user process may have been writing something on the 791 * screen and syscons is not aware of it. Declare the screen 792 * is NOT idle if it is in one of these modes. But there is 793 * an exception to it; if a screen saver is running in the 794 * graphics mode in the current screen, we should say that the 795 * screen has been idle. 796 */ 797 *(int *)data = (sc->flags & SC_SCRN_IDLE) 798 && (!ISGRAPHSC(sc->cur_scp) 799 || (sc->cur_scp->status & SAVER_RUNNING)); 800 return 0; 801 802 case CONS_SAVERMODE: /* set saver mode */ 803 switch(*(int *)data) { 804 case CONS_NO_SAVER: 805 case CONS_USR_SAVER: 806 /* if a LKM screen saver is running, stop it first. */ 807 scsplash_stick(FALSE); 808 saver_mode = *(int *)data; 809 s = spltty(); 810#ifdef DEV_SPLASH 811 if ((error = wait_scrn_saver_stop(NULL))) { 812 splx(s); 813 return error; 814 } 815#endif 816 run_scrn_saver = TRUE; 817 if (saver_mode == CONS_USR_SAVER) 818 scp->status |= SAVER_RUNNING; 819 else 820 scp->status &= ~SAVER_RUNNING; 821 scsplash_stick(TRUE); 822 splx(s); 823 break; 824 case CONS_LKM_SAVER: 825 s = spltty(); 826 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 827 scp->status &= ~SAVER_RUNNING; 828 saver_mode = *(int *)data; 829 splx(s); 830 break; 831 default: 832 return EINVAL; 833 } 834 return 0; 835 836 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 837 /* 838 * Note that this ioctl does not guarantee the screen saver 839 * actually starts or stops. It merely attempts to do so... 840 */ 841 s = spltty(); 842 run_scrn_saver = (*(int *)data != 0); 843 if (run_scrn_saver) 844 sc->scrn_time_stamp -= scrn_blank_time; 845 splx(s); 846 return 0; 847 848 case CONS_SCRSHOT: /* get a screen shot */ 849 { 850 int retval, hist_rsz; 851 size_t lsize, csize; 852 vm_offset_t frbp, hstp; 853 unsigned lnum; 854 scrshot_t *ptr = (scrshot_t *)data; 855 void *outp = ptr->buf; 856 857 s = spltty(); 858 if (ISGRAPHSC(scp)) { 859 splx(s); 860 return EOPNOTSUPP; 861 } 862 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 863 if ((ptr->x + ptr->xsize) > scp->xsize || 864 (ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 865 splx(s); 866 return EINVAL; 867 } 868 869 lsize = scp->xsize * sizeof(u_int16_t); 870 csize = ptr->xsize * sizeof(u_int16_t); 871 /* Pointer to the last line of framebuffer */ 872 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 873 sizeof(u_int16_t); 874 /* Pointer to the last line of target buffer */ 875 (vm_offset_t)outp += ptr->ysize * csize; 876 /* Pointer to the last line of history buffer */ 877 if (scp->history != NULL) 878 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 879 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 880 else 881 hstp = 0; 882 883 retval = 0; 884 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 885 if (lnum < scp->ysize) { 886 frbp -= lsize; 887 } else { 888 hstp -= lsize; 889 if (hstp < scp->history->vtb_buffer) 890 hstp += scp->history->vtb_rows * lsize; 891 frbp = hstp; 892 } 893 if (lnum < ptr->y) 894 continue; 895 (vm_offset_t)outp -= csize; 896 retval = copyout((void *)frbp, outp, csize); 897 if (retval != 0) 898 break; 899 } 900 splx(s); 901 return retval; 902 } 903 904 case VT_SETMODE: /* set screen switcher mode */ 905 { 906 struct vt_mode *mode; 907 struct proc *p1; 908 909 mode = (struct vt_mode *)data; 910 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 911 if (scp->smode.mode == VT_PROCESS) { 912 p1 = pfind(scp->pid); 913 if (scp->proc == p1 && scp->proc != td->td_proc) { 914 if (p1) 915 PROC_UNLOCK(p1); 916 DPRINTF(5, ("error EPERM\n")); 917 return EPERM; 918 } 919 if (p1) 920 PROC_UNLOCK(p1); 921 } 922 s = spltty(); 923 if (mode->mode == VT_AUTO) { 924 scp->smode.mode = VT_AUTO; 925 scp->proc = NULL; 926 scp->pid = 0; 927 DPRINTF(5, ("VT_AUTO, ")); 928 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 929 cons_unavail = FALSE; 930 /* were we in the middle of the vty switching process? */ 931 if (finish_vt_rel(scp, TRUE, &s) == 0) 932 DPRINTF(5, ("reset WAIT_REL, ")); 933 if (finish_vt_acq(scp) == 0) 934 DPRINTF(5, ("reset WAIT_ACQ, ")); 935 } else { 936 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 937 || !ISSIGVALID(mode->frsig)) { 938 splx(s); 939 DPRINTF(5, ("error EINVAL\n")); 940 return EINVAL; 941 } 942 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 943 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 944 scp->proc = td->td_proc; 945 scp->pid = scp->proc->p_pid; 946 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 947 cons_unavail = TRUE; 948 } 949 splx(s); 950 DPRINTF(5, ("\n")); 951 return 0; 952 } 953 954 case VT_GETMODE: /* get screen switcher mode */ 955 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 956 return 0; 957 958 case VT_RELDISP: /* screen switcher ioctl */ 959 s = spltty(); 960 /* 961 * This must be the current vty which is in the VT_PROCESS 962 * switching mode... 963 */ 964 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 965 splx(s); 966 return EINVAL; 967 } 968 /* ...and this process is controlling it. */ 969 if (scp->proc != td->td_proc) { 970 splx(s); 971 return EPERM; 972 } 973 error = EINVAL; 974 switch(*(intptr_t *)data) { 975 case VT_FALSE: /* user refuses to release screen, abort */ 976 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 977 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 978 break; 979 case VT_TRUE: /* user has released screen, go on */ 980 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 981 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 982 break; 983 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 984 if ((error = finish_vt_acq(scp)) == 0) 985 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 986 break; 987 default: 988 break; 989 } 990 splx(s); 991 return error; 992 993 case VT_OPENQRY: /* return free virtual console */ 994 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 995 tp = VIRTUAL_TTY(sc, i); 996 if (!ISTTYOPEN(tp)) { 997 *(int *)data = i + 1; 998 return 0; 999 } 1000 } 1001 return EINVAL; 1002 1003 case VT_ACTIVATE: /* switch to screen *data */ 1004 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1005 s = spltty(); 1006 sc_clean_up(sc->cur_scp); 1007 splx(s); 1008 return sc_switch_scr(sc, i); 1009 1010 case VT_WAITACTIVE: /* wait for switch to occur */ 1011 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1012 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1013 return EINVAL; 1014 s = spltty(); 1015 error = sc_clean_up(sc->cur_scp); 1016 splx(s); 1017 if (error) 1018 return error; 1019 scp = SC_STAT(SC_DEV(sc, i)); 1020 if (scp == scp->sc->cur_scp) 1021 return 0; 1022 while ((error=tsleep(&scp->smode, PZERO|PCATCH, 1023 "waitvt", 0)) == ERESTART) ; 1024 return error; 1025 1026 case VT_GETACTIVE: /* get active vty # */ 1027 *(int *)data = sc->cur_scp->index + 1; 1028 return 0; 1029 1030 case VT_GETINDEX: /* get this vty # */ 1031 *(int *)data = scp->index + 1; 1032 return 0; 1033 1034 case VT_LOCKSWITCH: /* prevent vty switching */ 1035 if ((*(int *)data) & 0x01) 1036 sc->flags |= SC_SCRN_VTYLOCK; 1037 else 1038 sc->flags &= ~SC_SCRN_VTYLOCK; 1039 return 0; 1040 1041 case KDENABIO: /* allow io operations */ 1042 error = suser(td); 1043 if (error != 0) 1044 return error; 1045 error = securelevel_gt(td->td_ucred, 0); 1046 if (error != 0) 1047 return error; 1048#ifdef __i386__ 1049 td->td_frame->tf_eflags |= PSL_IOPL; 1050#endif 1051 return 0; 1052 1053 case KDDISABIO: /* disallow io operations (default) */ 1054#ifdef __i386__ 1055 td->td_frame->tf_eflags &= ~PSL_IOPL; 1056#endif 1057 return 0; 1058 1059 case KDSKBSTATE: /* set keyboard state (locks) */ 1060 if (*(int *)data & ~LOCK_MASK) 1061 return EINVAL; 1062 scp->status &= ~LOCK_MASK; 1063 scp->status |= *(int *)data; 1064 if (scp == sc->cur_scp) 1065 update_kbd_state(scp, scp->status, LOCK_MASK); 1066 return 0; 1067 1068 case KDGKBSTATE: /* get keyboard state (locks) */ 1069 if (scp == sc->cur_scp) 1070 save_kbd_state(scp); 1071 *(int *)data = scp->status & LOCK_MASK; 1072 return 0; 1073 1074 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1075 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1076 error = kbd_ioctl(sc->kbd, cmd, data); 1077 if (error == ENOIOCTL) 1078 error = ENODEV; 1079 return error; 1080 1081 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1082 if (*(int *)data & ~0x7f) 1083 return EINVAL; 1084 error = kbd_ioctl(sc->kbd, cmd, data); 1085 if (error == ENOIOCTL) 1086 error = ENODEV; 1087 return error; 1088 1089 case KDSKBMODE: /* set keyboard mode */ 1090 switch (*(int *)data) { 1091 case K_XLATE: /* switch to XLT ascii mode */ 1092 case K_RAW: /* switch to RAW scancode mode */ 1093 case K_CODE: /* switch to CODE mode */ 1094 scp->kbd_mode = *(int *)data; 1095 if (scp == sc->cur_scp) 1096 kbd_ioctl(sc->kbd, cmd, data); 1097 return 0; 1098 default: 1099 return EINVAL; 1100 } 1101 /* NOT REACHED */ 1102 1103 case KDGKBMODE: /* get keyboard mode */ 1104 *(int *)data = scp->kbd_mode; 1105 return 0; 1106 1107 case KDGKBINFO: 1108 error = kbd_ioctl(sc->kbd, cmd, data); 1109 if (error == ENOIOCTL) 1110 error = ENODEV; 1111 return error; 1112 1113 case KDMKTONE: /* sound the bell */ 1114 if (*(int*)data) 1115 sc_bell(scp, (*(int*)data)&0xffff, 1116 (((*(int*)data)>>16)&0xffff)*hz/1000); 1117 else 1118 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1119 return 0; 1120 1121 case KIOCSOUND: /* make tone (*data) hz */ 1122 if (scp == sc->cur_scp) { 1123 if (*(int *)data) 1124 return sc_tone(*(int *)data); 1125 else 1126 return sc_tone(0); 1127 } 1128 return 0; 1129 1130 case KDGKBTYPE: /* get keyboard type */ 1131 error = kbd_ioctl(sc->kbd, cmd, data); 1132 if (error == ENOIOCTL) { 1133 /* always return something? XXX */ 1134 *(int *)data = 0; 1135 } 1136 return 0; 1137 1138 case KDSETLED: /* set keyboard LED status */ 1139 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1140 return EINVAL; 1141 scp->status &= ~LED_MASK; 1142 scp->status |= *(int *)data; 1143 if (scp == sc->cur_scp) 1144 update_kbd_leds(scp, scp->status); 1145 return 0; 1146 1147 case KDGETLED: /* get keyboard LED status */ 1148 if (scp == sc->cur_scp) 1149 save_kbd_state(scp); 1150 *(int *)data = scp->status & LED_MASK; 1151 return 0; 1152 1153 case CONS_SETKBD: /* set the new keyboard */ 1154 { 1155 keyboard_t *newkbd; 1156 1157 s = spltty(); 1158 newkbd = kbd_get_keyboard(*(int *)data); 1159 if (newkbd == NULL) { 1160 splx(s); 1161 return EINVAL; 1162 } 1163 error = 0; 1164 if (sc->kbd != newkbd) { 1165 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1166 (void *)&sc->keyboard, sckbdevent, sc); 1167 /* i == newkbd->kb_index */ 1168 if (i >= 0) { 1169 if (sc->kbd != NULL) { 1170 save_kbd_state(sc->cur_scp); 1171 kbd_release(sc->kbd, (void *)&sc->keyboard); 1172 } 1173 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1174 sc->keyboard = i; 1175 kbd_ioctl(sc->kbd, KDSKBMODE, 1176 (caddr_t)&sc->cur_scp->kbd_mode); 1177 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1178 LOCK_MASK); 1179 } else { 1180 error = EPERM; /* XXX */ 1181 } 1182 } 1183 splx(s); 1184 return error; 1185 } 1186 1187 case CONS_RELKBD: /* release the current keyboard */ 1188 s = spltty(); 1189 error = 0; 1190 if (sc->kbd != NULL) { 1191 save_kbd_state(sc->cur_scp); 1192 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1193 if (error == 0) { 1194 sc->kbd = NULL; 1195 sc->keyboard = -1; 1196 } 1197 } 1198 splx(s); 1199 return error; 1200 1201 case CONS_GETTERM: /* get the current terminal emulator info */ 1202 { 1203 sc_term_sw_t *sw; 1204 1205 if (((term_info_t *)data)->ti_index == 0) { 1206 sw = scp->tsw; 1207 } else { 1208 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1209 } 1210 if (sw != NULL) { 1211 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1212 sizeof(((term_info_t *)data)->ti_name)); 1213 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1214 sizeof(((term_info_t *)data)->ti_desc)); 1215 ((term_info_t *)data)->ti_flags = 0; 1216 return 0; 1217 } else { 1218 ((term_info_t *)data)->ti_name[0] = '\0'; 1219 ((term_info_t *)data)->ti_desc[0] = '\0'; 1220 ((term_info_t *)data)->ti_flags = 0; 1221 return EINVAL; 1222 } 1223 } 1224 1225 case CONS_SETTERM: /* set the current terminal emulator */ 1226 s = spltty(); 1227 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1228 /* FIXME: what if scp == sc_console! XXX */ 1229 splx(s); 1230 return error; 1231 1232 case GIO_SCRNMAP: /* get output translation table */ 1233 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1234 return 0; 1235 1236 case PIO_SCRNMAP: /* set output translation table */ 1237 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1238 for (i=0; i<sizeof(sc->scr_map); i++) { 1239 sc->scr_rmap[sc->scr_map[i]] = i; 1240 } 1241 return 0; 1242 1243 case GIO_KEYMAP: /* get keyboard translation table */ 1244 case PIO_KEYMAP: /* set keyboard translation table */ 1245 case GIO_DEADKEYMAP: /* get accent key translation table */ 1246 case PIO_DEADKEYMAP: /* set accent key translation table */ 1247 case GETFKEY: /* get function key string */ 1248 case SETFKEY: /* set function key string */ 1249 error = kbd_ioctl(sc->kbd, cmd, data); 1250 if (error == ENOIOCTL) 1251 error = ENODEV; 1252 return error; 1253 1254#ifndef SC_NO_FONT_LOADING 1255 1256 case PIO_FONT8x8: /* set 8x8 dot font */ 1257 if (!ISFONTAVAIL(sc->adp->va_flags)) 1258 return ENXIO; 1259 bcopy(data, sc->font_8, 8*256); 1260 sc->fonts_loaded |= FONT_8; 1261 /* 1262 * FONT KLUDGE 1263 * Always use the font page #0. XXX 1264 * Don't load if the current font size is not 8x8. 1265 */ 1266 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1267 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1268 return 0; 1269 1270 case GIO_FONT8x8: /* get 8x8 dot font */ 1271 if (!ISFONTAVAIL(sc->adp->va_flags)) 1272 return ENXIO; 1273 if (sc->fonts_loaded & FONT_8) { 1274 bcopy(sc->font_8, data, 8*256); 1275 return 0; 1276 } 1277 else 1278 return ENXIO; 1279 1280 case PIO_FONT8x14: /* set 8x14 dot font */ 1281 if (!ISFONTAVAIL(sc->adp->va_flags)) 1282 return ENXIO; 1283 bcopy(data, sc->font_14, 14*256); 1284 sc->fonts_loaded |= FONT_14; 1285 /* 1286 * FONT KLUDGE 1287 * Always use the font page #0. XXX 1288 * Don't load if the current font size is not 8x14. 1289 */ 1290 if (ISTEXTSC(sc->cur_scp) 1291 && (sc->cur_scp->font_size >= 14) 1292 && (sc->cur_scp->font_size < 16)) 1293 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1294 return 0; 1295 1296 case GIO_FONT8x14: /* get 8x14 dot font */ 1297 if (!ISFONTAVAIL(sc->adp->va_flags)) 1298 return ENXIO; 1299 if (sc->fonts_loaded & FONT_14) { 1300 bcopy(sc->font_14, data, 14*256); 1301 return 0; 1302 } 1303 else 1304 return ENXIO; 1305 1306 case PIO_FONT8x16: /* set 8x16 dot font */ 1307 if (!ISFONTAVAIL(sc->adp->va_flags)) 1308 return ENXIO; 1309 bcopy(data, sc->font_16, 16*256); 1310 sc->fonts_loaded |= FONT_16; 1311 /* 1312 * FONT KLUDGE 1313 * Always use the font page #0. XXX 1314 * Don't load if the current font size is not 8x16. 1315 */ 1316 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1317 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1318 return 0; 1319 1320 case GIO_FONT8x16: /* get 8x16 dot font */ 1321 if (!ISFONTAVAIL(sc->adp->va_flags)) 1322 return ENXIO; 1323 if (sc->fonts_loaded & FONT_16) { 1324 bcopy(sc->font_16, data, 16*256); 1325 return 0; 1326 } 1327 else 1328 return ENXIO; 1329 1330#endif /* SC_NO_FONT_LOADING */ 1331 1332 default: 1333 break; 1334 } 1335 1336 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, td); 1337 if (error != ENOIOCTL) 1338 return(error); 1339 error = ttioctl(tp, cmd, data, flag); 1340 if (error != ENOIOCTL) 1341 return(error); 1342 return(ENOTTY); 1343} 1344 1345static void 1346scstart(struct tty *tp) 1347{ 1348 struct clist *rbp; 1349 int s, len; 1350 u_char buf[PCBURST]; 1351 scr_stat *scp = SC_STAT(tp->t_dev); 1352 1353 if (scp->status & SLKED || scp->sc->blink_in_progress) 1354 return; 1355 s = spltty(); 1356 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1357 tp->t_state |= TS_BUSY; 1358 rbp = &tp->t_outq; 1359 while (rbp->c_cc) { 1360 len = q_to_b(rbp, buf, PCBURST); 1361 splx(s); 1362 sc_puts(scp, buf, len); 1363 s = spltty(); 1364 } 1365 tp->t_state &= ~TS_BUSY; 1366 ttwwakeup(tp); 1367 } 1368 splx(s); 1369} 1370 1371static void 1372sccnprobe(struct consdev *cp) 1373{ 1374#if __i386__ || __ia64__ || __amd64__ || __sparc64__ 1375 int unit; 1376 int flags; 1377 1378 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1379 1380 /* a video card is always required */ 1381 if (!scvidprobe(unit, flags, TRUE)) 1382 cp->cn_pri = CN_DEAD; 1383 1384 /* syscons will become console even when there is no keyboard */ 1385 sckbdprobe(unit, flags, TRUE); 1386 1387 if (cp->cn_pri == CN_DEAD) 1388 return; 1389 1390 /* initialize required fields */ 1391 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLECTL); 1392#endif /* __i386__ || __ia64__ || __amd64__ || __sparc64__ */ 1393 1394#if __alpha__ 1395 /* 1396 * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() 1397 * interface to install the console. Always return CN_DEAD from 1398 * here. 1399 */ 1400 cp->cn_pri = CN_DEAD; 1401#endif /* __alpha__ */ 1402} 1403 1404static void 1405sccninit(struct consdev *cp) 1406{ 1407#if __i386__ || __ia64__ || __amd64__ || __sparc64__ 1408 int unit; 1409 int flags; 1410 1411 sc_get_cons_priority(&unit, &flags); 1412 scinit(unit, flags | SC_KERNEL_CONSOLE); 1413 sc_console_unit = unit; 1414 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1415#endif /* __i386__ || __ia64__ || __amd64__ || __sparc64__ */ 1416 1417#if __alpha__ 1418 /* SHOULDN'T REACH HERE */ 1419#endif /* __alpha__ */ 1420} 1421 1422static void 1423sccnterm(struct consdev *cp) 1424{ 1425 /* we are not the kernel console any more, release everything */ 1426 1427 if (sc_console_unit < 0) 1428 return; /* shouldn't happen */ 1429 1430#if __i386__ || __ia64__ || __amd64__ || __sparc64__ 1431#if 0 /* XXX */ 1432 sc_clear_screen(sc_console); 1433 sccnupdate(sc_console); 1434#endif 1435 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1436 sc_console_unit = -1; 1437 sc_console = NULL; 1438#endif /* __i386__ || __ia64__ || __amd64__ || __sparc64__ */ 1439 1440#if __alpha__ 1441 /* do nothing XXX */ 1442#endif /* __alpha__ */ 1443} 1444 1445#ifdef __alpha__ 1446 1447void 1448sccnattach(void) 1449{ 1450 static struct consdev consdev; 1451 int unit; 1452 int flags; 1453 1454 bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); 1455 consdev.cn_pri = sc_get_cons_priority(&unit, &flags); 1456 1457 /* a video card is always required */ 1458 if (!scvidprobe(unit, flags, TRUE)) 1459 consdev.cn_pri = CN_DEAD; 1460 1461 /* alpha doesn't allow the console being without a keyboard... Why? */ 1462 if (!sckbdprobe(unit, flags, TRUE)) 1463 consdev.cn_pri = CN_DEAD; 1464 1465 if (consdev.cn_pri == CN_DEAD) 1466 return; 1467 1468 scinit(unit, flags | SC_KERNEL_CONSOLE); 1469 sc_console_unit = unit; 1470 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1471 consdev.cn_dev = makedev(CDEV_MAJOR, 0); 1472 cnadd(&consdev); 1473} 1474 1475#endif /* __alpha__ */ 1476 1477static void 1478sccnputc(struct consdev *cd, int c) 1479{ 1480 u_char buf[1]; 1481 scr_stat *scp = sc_console; 1482 void *save; 1483#ifndef SC_NO_HISTORY 1484 struct tty *tp; 1485#endif /* !SC_NO_HISTORY */ 1486 int s; 1487 1488 /* assert(sc_console != NULL) */ 1489 1490#ifndef SC_NO_HISTORY 1491 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1492 scp->status &= ~SLKED; 1493 update_kbd_state(scp, scp->status, SLKED); 1494 if (scp->status & BUFFER_SAVED) { 1495 if (!sc_hist_restore(scp)) 1496 sc_remove_cutmarking(scp); 1497 scp->status &= ~BUFFER_SAVED; 1498 scp->status |= CURSOR_ENABLED; 1499 sc_draw_cursor_image(scp); 1500 } 1501 tp = VIRTUAL_TTY(scp->sc, scp->index); 1502 if (ISTTYOPEN(tp)) 1503 scstart(tp); 1504 } 1505#endif /* !SC_NO_HISTORY */ 1506 1507 save = scp->ts; 1508 if (kernel_console_ts != NULL) 1509 scp->ts = kernel_console_ts; 1510 buf[0] = c; 1511 sc_puts(scp, buf, 1); 1512 scp->ts = save; 1513 1514 s = spltty(); /* block sckbdevent and scrn_timer */ 1515 sccnupdate(scp); 1516 splx(s); 1517} 1518 1519static int 1520sccngetc(struct consdev *cd) 1521{ 1522 return sccngetch(0); 1523} 1524 1525static int 1526sccncheckc(struct consdev *cd) 1527{ 1528 return sccngetch(SCGETC_NONBLOCK); 1529} 1530 1531static void 1532sccndbctl(struct consdev *cd, int on) 1533{ 1534 /* assert(sc_console_unit >= 0) */ 1535 /* try to switch to the kernel console screen */ 1536 if (on && debugger == 0) { 1537 /* 1538 * TRY to make sure the screen saver is stopped, 1539 * and the screen is updated before switching to 1540 * the vty0. 1541 */ 1542 scrn_timer(NULL); 1543 if (!cold 1544 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1545 && sc_console->smode.mode == VT_AUTO) { 1546 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1547 ++debugger; /* XXX */ 1548#ifdef DDB 1549 /* unlock vty switching */ 1550 sc_console->sc->flags &= ~SC_SCRN_VTYLOCK; 1551#endif 1552 sc_switch_scr(sc_console->sc, sc_console->index); 1553 --debugger; /* XXX */ 1554 } 1555 } 1556 if (on) 1557 ++debugger; 1558 else 1559 --debugger; 1560} 1561 1562static int 1563sccngetch(int flags) 1564{ 1565 static struct fkeytab fkey; 1566 static int fkeycp; 1567 scr_stat *scp; 1568 u_char *p; 1569 int cur_mode; 1570 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1571 int c; 1572 1573 /* assert(sc_console != NULL) */ 1574 1575 /* 1576 * Stop the screen saver and update the screen if necessary. 1577 * What if we have been running in the screen saver code... XXX 1578 */ 1579 sc_touch_scrn_saver(); 1580 scp = sc_console->sc->cur_scp; /* XXX */ 1581 sccnupdate(scp); 1582 1583 if (fkeycp < fkey.len) { 1584 splx(s); 1585 return fkey.str[fkeycp++]; 1586 } 1587 1588 if (scp->sc->kbd == NULL) { 1589 splx(s); 1590 return -1; 1591 } 1592 1593 /* 1594 * Make sure the keyboard is accessible even when the kbd device 1595 * driver is disabled. 1596 */ 1597 kbd_enable(scp->sc->kbd); 1598 1599 /* we shall always use the keyboard in the XLATE mode here */ 1600 cur_mode = scp->kbd_mode; 1601 scp->kbd_mode = K_XLATE; 1602 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1603 1604 kbd_poll(scp->sc->kbd, TRUE); 1605 c = scgetc(scp->sc, SCGETC_CN | flags); 1606 kbd_poll(scp->sc->kbd, FALSE); 1607 1608 scp->kbd_mode = cur_mode; 1609 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1610 kbd_disable(scp->sc->kbd); 1611 splx(s); 1612 1613 switch (KEYFLAGS(c)) { 1614 case 0: /* normal char */ 1615 return KEYCHAR(c); 1616 case FKEY: /* function key */ 1617 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1618 fkey.len = fkeycp; 1619 if ((p != NULL) && (fkey.len > 0)) { 1620 bcopy(p, fkey.str, fkey.len); 1621 fkeycp = 1; 1622 return fkey.str[0]; 1623 } 1624 return c; /* XXX */ 1625 case NOKEY: 1626 case ERRKEY: 1627 default: 1628 return -1; 1629 } 1630 /* NOT REACHED */ 1631} 1632 1633static void 1634sccnupdate(scr_stat *scp) 1635{ 1636 /* this is a cut-down version of scrn_timer()... */ 1637 1638 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1639 return; 1640 1641 if (debugger > 0 || panicstr || shutdown_in_progress) { 1642 sc_touch_scrn_saver(); 1643 } else if (scp != scp->sc->cur_scp) { 1644 return; 1645 } 1646 1647 if (!run_scrn_saver) 1648 scp->sc->flags &= ~SC_SCRN_IDLE; 1649#ifdef DEV_SPLASH 1650 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1651 if (scp->sc->flags & SC_SCRN_BLANKED) 1652 stop_scrn_saver(scp->sc, current_saver); 1653#endif 1654 1655 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1656 || scp->sc->switch_in_progress) 1657 return; 1658 /* 1659 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1660 * when write_in_progress is non-zero. XXX 1661 */ 1662 1663 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1664 scrn_update(scp, TRUE); 1665} 1666 1667static void 1668scrn_timer(void *arg) 1669{ 1670 static int kbd_interval = 0; 1671 struct timeval tv; 1672 sc_softc_t *sc; 1673 scr_stat *scp; 1674 int again; 1675 int s; 1676 1677 again = (arg != NULL); 1678 if (arg != NULL) 1679 sc = (sc_softc_t *)arg; 1680 else if (sc_console != NULL) 1681 sc = sc_console->sc; 1682 else 1683 return; 1684 1685 /* don't do anything when we are performing some I/O operations */ 1686 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1687 if (again) 1688 timeout(scrn_timer, sc, hz / 10); 1689 return; 1690 } 1691 s = spltty(); 1692 1693 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1694 /* try to allocate a keyboard automatically */ 1695 if (++kbd_interval >= 25) { 1696 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1697 sckbdevent, sc); 1698 if (sc->keyboard >= 0) { 1699 sc->kbd = kbd_get_keyboard(sc->keyboard); 1700 kbd_ioctl(sc->kbd, KDSKBMODE, 1701 (caddr_t)&sc->cur_scp->kbd_mode); 1702 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1703 LOCK_MASK); 1704 } 1705 kbd_interval = 0; 1706 } 1707 } 1708 1709 /* find the vty to update */ 1710 scp = sc->cur_scp; 1711 1712 /* should we stop the screen saver? */ 1713 getmicrouptime(&tv); 1714 if (debugger > 0 || panicstr || shutdown_in_progress) 1715 sc_touch_scrn_saver(); 1716 if (run_scrn_saver) { 1717 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1718 sc->flags |= SC_SCRN_IDLE; 1719 else 1720 sc->flags &= ~SC_SCRN_IDLE; 1721 } else { 1722 sc->scrn_time_stamp = tv.tv_sec; 1723 sc->flags &= ~SC_SCRN_IDLE; 1724 if (scrn_blank_time > 0) 1725 run_scrn_saver = TRUE; 1726 } 1727#ifdef DEV_SPLASH 1728 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1729 if (sc->flags & SC_SCRN_BLANKED) 1730 stop_scrn_saver(sc, current_saver); 1731#endif 1732 1733 /* should we just return ? */ 1734 if (sc->blink_in_progress || sc->switch_in_progress 1735 || sc->write_in_progress) { 1736 if (again) 1737 timeout(scrn_timer, sc, hz / 10); 1738 splx(s); 1739 return; 1740 } 1741 1742 /* Update the screen */ 1743 scp = sc->cur_scp; /* cur_scp may have changed... */ 1744 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1745 scrn_update(scp, TRUE); 1746 1747#ifdef DEV_SPLASH 1748 /* should we activate the screen saver? */ 1749 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1750 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1751 (*current_saver)(sc, TRUE); 1752#endif 1753 1754 if (again) 1755 timeout(scrn_timer, sc, hz / 25); 1756 splx(s); 1757} 1758 1759static int 1760and_region(int *s1, int *e1, int s2, int e2) 1761{ 1762 if (*e1 < s2 || e2 < *s1) 1763 return FALSE; 1764 *s1 = imax(*s1, s2); 1765 *e1 = imin(*e1, e2); 1766 return TRUE; 1767} 1768 1769static void 1770scrn_update(scr_stat *scp, int show_cursor) 1771{ 1772 int start; 1773 int end; 1774 int s; 1775 int e; 1776 1777 /* assert(scp == scp->sc->cur_scp) */ 1778 1779 ++scp->sc->videoio_in_progress; 1780 1781#ifndef SC_NO_CUTPASTE 1782 /* remove the previous mouse pointer image if necessary */ 1783 if (scp->status & MOUSE_VISIBLE) { 1784 s = scp->mouse_pos; 1785 e = scp->mouse_pos + scp->xsize + 1; 1786 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1787 || and_region(&s, &e, scp->start, scp->end) 1788 || ((scp->status & CURSOR_ENABLED) && 1789 (scp->cursor_pos != scp->cursor_oldpos) && 1790 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1791 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1792 sc_remove_mouse_image(scp); 1793 if (scp->end >= scp->xsize*scp->ysize) 1794 scp->end = scp->xsize*scp->ysize - 1; 1795 } 1796 } 1797#endif /* !SC_NO_CUTPASTE */ 1798 1799#if 1 1800 /* debug: XXX */ 1801 if (scp->end >= scp->xsize*scp->ysize) { 1802 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1803 scp->end = scp->xsize*scp->ysize - 1; 1804 } 1805 if (scp->start < 0) { 1806 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1807 scp->start = 0; 1808 } 1809#endif 1810 1811 /* update screen image */ 1812 if (scp->start <= scp->end) { 1813 if (scp->mouse_cut_end >= 0) { 1814 /* there is a marked region for cut & paste */ 1815 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1816 start = scp->mouse_cut_start; 1817 end = scp->mouse_cut_end; 1818 } else { 1819 start = scp->mouse_cut_end; 1820 end = scp->mouse_cut_start - 1; 1821 } 1822 s = start; 1823 e = end; 1824 /* does the cut-mark region overlap with the update region? */ 1825 if (and_region(&s, &e, scp->start, scp->end)) { 1826 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1827 s = 0; 1828 e = start - 1; 1829 if (and_region(&s, &e, scp->start, scp->end)) 1830 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1831 s = end + 1; 1832 e = scp->xsize*scp->ysize - 1; 1833 if (and_region(&s, &e, scp->start, scp->end)) 1834 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1835 } else { 1836 (*scp->rndr->draw)(scp, scp->start, 1837 scp->end - scp->start + 1, FALSE); 1838 } 1839 } else { 1840 (*scp->rndr->draw)(scp, scp->start, 1841 scp->end - scp->start + 1, FALSE); 1842 } 1843 } 1844 1845 /* we are not to show the cursor and the mouse pointer... */ 1846 if (!show_cursor) { 1847 scp->end = 0; 1848 scp->start = scp->xsize*scp->ysize - 1; 1849 --scp->sc->videoio_in_progress; 1850 return; 1851 } 1852 1853 /* update cursor image */ 1854 if (scp->status & CURSOR_ENABLED) { 1855 s = scp->start; 1856 e = scp->end; 1857 /* did cursor move since last time ? */ 1858 if (scp->cursor_pos != scp->cursor_oldpos) { 1859 /* do we need to remove old cursor image ? */ 1860 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1861 sc_remove_cursor_image(scp); 1862 sc_draw_cursor_image(scp); 1863 } else { 1864 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1865 /* cursor didn't move, but has been overwritten */ 1866 sc_draw_cursor_image(scp); 1867 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1868 /* if it's a blinking cursor, update it */ 1869 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1870 sc_inside_cutmark(scp, 1871 scp->cursor_pos)); 1872 } 1873 } 1874 1875#ifndef SC_NO_CUTPASTE 1876 /* update "pseudo" mouse pointer image */ 1877 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1878 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1879 scp->status &= ~MOUSE_MOVED; 1880 sc_draw_mouse_image(scp); 1881 } 1882 } 1883#endif /* SC_NO_CUTPASTE */ 1884 1885 scp->end = 0; 1886 scp->start = scp->xsize*scp->ysize - 1; 1887 1888 --scp->sc->videoio_in_progress; 1889} 1890 1891#ifdef DEV_SPLASH 1892static int 1893scsplash_callback(int event, void *arg) 1894{ 1895 sc_softc_t *sc; 1896 int error; 1897 1898 sc = (sc_softc_t *)arg; 1899 1900 switch (event) { 1901 case SPLASH_INIT: 1902 if (add_scrn_saver(scsplash_saver) == 0) { 1903 sc->flags &= ~SC_SAVER_FAILED; 1904 run_scrn_saver = TRUE; 1905 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1906 scsplash_stick(TRUE); 1907 (*current_saver)(sc, TRUE); 1908 } 1909 } 1910 return 0; 1911 1912 case SPLASH_TERM: 1913 if (current_saver == scsplash_saver) { 1914 scsplash_stick(FALSE); 1915 error = remove_scrn_saver(scsplash_saver); 1916 if (error) 1917 return error; 1918 } 1919 return 0; 1920 1921 default: 1922 return EINVAL; 1923 } 1924} 1925 1926static void 1927scsplash_saver(sc_softc_t *sc, int show) 1928{ 1929 static int busy = FALSE; 1930 scr_stat *scp; 1931 1932 if (busy) 1933 return; 1934 busy = TRUE; 1935 1936 scp = sc->cur_scp; 1937 if (show) { 1938 if (!(sc->flags & SC_SAVER_FAILED)) { 1939 if (!(sc->flags & SC_SCRN_BLANKED)) 1940 set_scrn_saver_mode(scp, -1, NULL, 0); 1941 switch (splash(sc->adp, TRUE)) { 1942 case 0: /* succeeded */ 1943 break; 1944 case EAGAIN: /* try later */ 1945 restore_scrn_saver_mode(scp, FALSE); 1946 sc_touch_scrn_saver(); /* XXX */ 1947 break; 1948 default: 1949 sc->flags |= SC_SAVER_FAILED; 1950 scsplash_stick(FALSE); 1951 restore_scrn_saver_mode(scp, TRUE); 1952 printf("scsplash_saver(): failed to put up the image\n"); 1953 break; 1954 } 1955 } 1956 } else if (!sticky_splash) { 1957 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1958 restore_scrn_saver_mode(scp, TRUE); 1959 } 1960 busy = FALSE; 1961} 1962 1963static int 1964add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1965{ 1966#if 0 1967 int error; 1968 1969 if (current_saver != none_saver) { 1970 error = remove_scrn_saver(current_saver); 1971 if (error) 1972 return error; 1973 } 1974#endif 1975 if (current_saver != none_saver) 1976 return EBUSY; 1977 1978 run_scrn_saver = FALSE; 1979 saver_mode = CONS_LKM_SAVER; 1980 current_saver = this_saver; 1981 return 0; 1982} 1983 1984static int 1985remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1986{ 1987 if (current_saver != this_saver) 1988 return EINVAL; 1989 1990#if 0 1991 /* 1992 * In order to prevent `current_saver' from being called by 1993 * the timeout routine `scrn_timer()' while we manipulate 1994 * the saver list, we shall set `current_saver' to `none_saver' 1995 * before stopping the current saver, rather than blocking by `splXX()'. 1996 */ 1997 current_saver = none_saver; 1998 if (scrn_blanked) 1999 stop_scrn_saver(this_saver); 2000#endif 2001 2002 /* unblank all blanked screens */ 2003 wait_scrn_saver_stop(NULL); 2004 if (scrn_blanked) 2005 return EBUSY; 2006 2007 current_saver = none_saver; 2008 return 0; 2009} 2010 2011static int 2012set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2013{ 2014 int s; 2015 2016 /* assert(scp == scp->sc->cur_scp) */ 2017 s = spltty(); 2018 if (!ISGRAPHSC(scp)) 2019 sc_remove_cursor_image(scp); 2020 scp->splash_save_mode = scp->mode; 2021 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2022 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2023 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2024 scp->sc->flags |= SC_SCRN_BLANKED; 2025 ++scrn_blanked; 2026 splx(s); 2027 if (mode < 0) 2028 return 0; 2029 scp->mode = mode; 2030 if (set_mode(scp) == 0) { 2031 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2032 scp->status |= GRAPHICS_MODE; 2033#ifndef SC_NO_PALETTE_LOADING 2034 if (pal != NULL) 2035 load_palette(scp->sc->adp, pal); 2036#endif 2037 sc_set_border(scp, border); 2038 return 0; 2039 } else { 2040 s = spltty(); 2041 scp->mode = scp->splash_save_mode; 2042 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2043 scp->status |= scp->splash_save_status; 2044 splx(s); 2045 return 1; 2046 } 2047} 2048 2049static int 2050restore_scrn_saver_mode(scr_stat *scp, int changemode) 2051{ 2052 int mode; 2053 int status; 2054 int s; 2055 2056 /* assert(scp == scp->sc->cur_scp) */ 2057 s = spltty(); 2058 mode = scp->mode; 2059 status = scp->status; 2060 scp->mode = scp->splash_save_mode; 2061 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2062 scp->status |= scp->splash_save_status; 2063 scp->sc->flags &= ~SC_SCRN_BLANKED; 2064 if (!changemode) { 2065 if (!ISGRAPHSC(scp)) 2066 sc_draw_cursor_image(scp); 2067 --scrn_blanked; 2068 splx(s); 2069 return 0; 2070 } 2071 if (set_mode(scp) == 0) { 2072#ifndef SC_NO_PALETTE_LOADING 2073 load_palette(scp->sc->adp, scp->sc->palette); 2074#endif 2075 --scrn_blanked; 2076 splx(s); 2077 return 0; 2078 } else { 2079 scp->mode = mode; 2080 scp->status = status; 2081 splx(s); 2082 return 1; 2083 } 2084} 2085 2086static void 2087stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2088{ 2089 (*saver)(sc, FALSE); 2090 run_scrn_saver = FALSE; 2091 /* the screen saver may have chosen not to stop after all... */ 2092 if (sc->flags & SC_SCRN_BLANKED) 2093 return; 2094 2095 mark_all(sc->cur_scp); 2096 if (sc->delayed_next_scr) 2097 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2098 if (debugger == 0) 2099 wakeup(&scrn_blanked); 2100} 2101 2102static int 2103wait_scrn_saver_stop(sc_softc_t *sc) 2104{ 2105 int error = 0; 2106 2107 while (scrn_blanked > 0) { 2108 run_scrn_saver = FALSE; 2109 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2110 error = 0; 2111 break; 2112 } 2113 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2114 if ((error != 0) && (error != ERESTART)) 2115 break; 2116 } 2117 run_scrn_saver = FALSE; 2118 return error; 2119} 2120#endif /* DEV_SPLASH */ 2121 2122void 2123sc_touch_scrn_saver(void) 2124{ 2125 scsplash_stick(FALSE); 2126 run_scrn_saver = FALSE; 2127} 2128 2129int 2130sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2131{ 2132 scr_stat *cur_scp; 2133 struct tty *tp; 2134 struct proc *p; 2135 int s; 2136 2137 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2138 2139 /* prevent switch if previously requested */ 2140 if (sc->flags & SC_SCRN_VTYLOCK) { 2141 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2142 sc->cur_scp->bell_duration); 2143 return EPERM; 2144 } 2145 2146 /* delay switch if the screen is blanked or being updated */ 2147 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2148 || sc->blink_in_progress || sc->videoio_in_progress) { 2149 sc->delayed_next_scr = next_scr + 1; 2150 sc_touch_scrn_saver(); 2151 DPRINTF(5, ("switch delayed\n")); 2152 return 0; 2153 } 2154 2155 s = spltty(); 2156 cur_scp = sc->cur_scp; 2157 2158 /* we are in the middle of the vty switching process... */ 2159 if (sc->switch_in_progress 2160 && (cur_scp->smode.mode == VT_PROCESS) 2161 && cur_scp->proc) { 2162 p = pfind(cur_scp->pid); 2163 if (cur_scp->proc != p) { 2164 if (p) 2165 PROC_UNLOCK(p); 2166 /* 2167 * The controlling process has died!!. Do some clean up. 2168 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2169 * are not reset here yet; they will be cleared later. 2170 */ 2171 DPRINTF(5, ("cur_scp controlling process %d died, ", 2172 cur_scp->pid)); 2173 if (cur_scp->status & SWITCH_WAIT_REL) { 2174 /* 2175 * Force the previous switch to finish, but return now 2176 * with error. 2177 */ 2178 DPRINTF(5, ("reset WAIT_REL, ")); 2179 finish_vt_rel(cur_scp, TRUE, &s); 2180 splx(s); 2181 DPRINTF(5, ("finishing previous switch\n")); 2182 return EINVAL; 2183 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2184 /* let's assume screen switch has been completed. */ 2185 DPRINTF(5, ("reset WAIT_ACQ, ")); 2186 finish_vt_acq(cur_scp); 2187 } else { 2188 /* 2189 * We are in between screen release and acquisition, and 2190 * reached here via scgetc() or scrn_timer() which has 2191 * interrupted exchange_scr(). Don't do anything stupid. 2192 */ 2193 DPRINTF(5, ("waiting nothing, ")); 2194 } 2195 } else { 2196 if (p) 2197 PROC_UNLOCK(p); 2198 /* 2199 * The controlling process is alive, but not responding... 2200 * It is either buggy or it may be just taking time. 2201 * The following code is a gross kludge to cope with this 2202 * problem for which there is no clean solution. XXX 2203 */ 2204 if (cur_scp->status & SWITCH_WAIT_REL) { 2205 switch (sc->switch_in_progress++) { 2206 case 1: 2207 break; 2208 case 2: 2209 DPRINTF(5, ("sending relsig again, ")); 2210 signal_vt_rel(cur_scp); 2211 break; 2212 case 3: 2213 break; 2214 case 4: 2215 default: 2216 /* 2217 * Act as if the controlling program returned 2218 * VT_FALSE. 2219 */ 2220 DPRINTF(5, ("force reset WAIT_REL, ")); 2221 finish_vt_rel(cur_scp, FALSE, &s); 2222 splx(s); 2223 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2224 return EINVAL; 2225 } 2226 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2227 switch (sc->switch_in_progress++) { 2228 case 1: 2229 break; 2230 case 2: 2231 DPRINTF(5, ("sending acqsig again, ")); 2232 signal_vt_acq(cur_scp); 2233 break; 2234 case 3: 2235 break; 2236 case 4: 2237 default: 2238 /* clear the flag and finish the previous switch */ 2239 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2240 finish_vt_acq(cur_scp); 2241 break; 2242 } 2243 } 2244 } 2245 } 2246 2247 /* 2248 * Return error if an invalid argument is given, or vty switch 2249 * is still in progress. 2250 */ 2251 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2252 || sc->switch_in_progress) { 2253 splx(s); 2254 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2255 DPRINTF(5, ("error 1\n")); 2256 return EINVAL; 2257 } 2258 2259 /* 2260 * Don't allow switching away from the graphics mode vty 2261 * if the switch mode is VT_AUTO, unless the next vty is the same 2262 * as the current or the current vty has been closed (but showing). 2263 */ 2264 tp = VIRTUAL_TTY(sc, cur_scp->index); 2265 if ((cur_scp->index != next_scr) 2266 && ISTTYOPEN(tp) 2267 && (cur_scp->smode.mode == VT_AUTO) 2268 && ISGRAPHSC(cur_scp)) { 2269 splx(s); 2270 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2271 DPRINTF(5, ("error, graphics mode\n")); 2272 return EINVAL; 2273 } 2274 2275 /* 2276 * Is the wanted vty open? Don't allow switching to a closed vty. 2277 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2278 * Note that we always allow the user to switch to the kernel 2279 * console even if it is closed. 2280 */ 2281 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2282 tp = VIRTUAL_TTY(sc, next_scr); 2283 if (!ISTTYOPEN(tp)) { 2284 splx(s); 2285 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2286 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2287 return EINVAL; 2288 } 2289 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2290 splx(s); 2291 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2292 return EINVAL; 2293 } 2294 } 2295 2296 /* this is the start of vty switching process... */ 2297 ++sc->switch_in_progress; 2298 sc->delayed_next_scr = 0; 2299 sc->old_scp = cur_scp; 2300 sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); 2301 if (sc->new_scp == sc->old_scp) { 2302 sc->switch_in_progress = 0; 2303 /* 2304 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2305 * sched_lock is in an in-between state, e.g., when we stop at 2306 * a breakpoint at fork_exit. It has always been wrong to call 2307 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2308 * is supposed to be locked by splhigh(), but the debugger may 2309 * be invoked at splhigh(). 2310 */ 2311 if (debugger == 0) 2312 wakeup(&sc->new_scp->smode); 2313 splx(s); 2314 DPRINTF(5, ("switch done (new == old)\n")); 2315 return 0; 2316 } 2317 2318 /* has controlling process died? */ 2319 vt_proc_alive(sc->old_scp); 2320 vt_proc_alive(sc->new_scp); 2321 2322 /* wait for the controlling process to release the screen, if necessary */ 2323 if (signal_vt_rel(sc->old_scp)) { 2324 splx(s); 2325 return 0; 2326 } 2327 2328 /* go set up the new vty screen */ 2329 splx(s); 2330 exchange_scr(sc); 2331 s = spltty(); 2332 2333 /* wake up processes waiting for this vty */ 2334 if (debugger == 0) 2335 wakeup(&sc->cur_scp->smode); 2336 2337 /* wait for the controlling process to acknowledge, if necessary */ 2338 if (signal_vt_acq(sc->cur_scp)) { 2339 splx(s); 2340 return 0; 2341 } 2342 2343 sc->switch_in_progress = 0; 2344 if (sc->unit == sc_console_unit) 2345 cons_unavail = FALSE; 2346 splx(s); 2347 DPRINTF(5, ("switch done\n")); 2348 2349 return 0; 2350} 2351 2352static int 2353do_switch_scr(sc_softc_t *sc, int s) 2354{ 2355 vt_proc_alive(sc->new_scp); 2356 2357 splx(s); 2358 exchange_scr(sc); 2359 s = spltty(); 2360 /* sc->cur_scp == sc->new_scp */ 2361 wakeup(&sc->cur_scp->smode); 2362 2363 /* wait for the controlling process to acknowledge, if necessary */ 2364 if (!signal_vt_acq(sc->cur_scp)) { 2365 sc->switch_in_progress = 0; 2366 if (sc->unit == sc_console_unit) 2367 cons_unavail = FALSE; 2368 } 2369 2370 return s; 2371} 2372 2373static int 2374vt_proc_alive(scr_stat *scp) 2375{ 2376 struct proc *p; 2377 2378 if (scp->proc) { 2379 if ((p = pfind(scp->pid)) != NULL) 2380 PROC_UNLOCK(p); 2381 if (scp->proc == p) 2382 return TRUE; 2383 scp->proc = NULL; 2384 scp->smode.mode = VT_AUTO; 2385 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2386 } 2387 return FALSE; 2388} 2389 2390static int 2391signal_vt_rel(scr_stat *scp) 2392{ 2393 if (scp->smode.mode != VT_PROCESS) 2394 return FALSE; 2395 scp->status |= SWITCH_WAIT_REL; 2396 PROC_LOCK(scp->proc); 2397 psignal(scp->proc, scp->smode.relsig); 2398 PROC_UNLOCK(scp->proc); 2399 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2400 return TRUE; 2401} 2402 2403static int 2404signal_vt_acq(scr_stat *scp) 2405{ 2406 if (scp->smode.mode != VT_PROCESS) 2407 return FALSE; 2408 if (scp->sc->unit == sc_console_unit) 2409 cons_unavail = TRUE; 2410 scp->status |= SWITCH_WAIT_ACQ; 2411 PROC_LOCK(scp->proc); 2412 psignal(scp->proc, scp->smode.acqsig); 2413 PROC_UNLOCK(scp->proc); 2414 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2415 return TRUE; 2416} 2417 2418static int 2419finish_vt_rel(scr_stat *scp, int release, int *s) 2420{ 2421 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2422 scp->status &= ~SWITCH_WAIT_REL; 2423 if (release) 2424 *s = do_switch_scr(scp->sc, *s); 2425 else 2426 scp->sc->switch_in_progress = 0; 2427 return 0; 2428 } 2429 return EINVAL; 2430} 2431 2432static int 2433finish_vt_acq(scr_stat *scp) 2434{ 2435 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2436 scp->status &= ~SWITCH_WAIT_ACQ; 2437 scp->sc->switch_in_progress = 0; 2438 return 0; 2439 } 2440 return EINVAL; 2441} 2442 2443static void 2444exchange_scr(sc_softc_t *sc) 2445{ 2446 scr_stat *scp; 2447 2448 /* save the current state of video and keyboard */ 2449 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2450 if (!ISGRAPHSC(sc->old_scp)) 2451 sc_remove_cursor_image(sc->old_scp); 2452 if (sc->old_scp->kbd_mode == K_XLATE) 2453 save_kbd_state(sc->old_scp); 2454 2455 /* set up the video for the new screen */ 2456 scp = sc->cur_scp = sc->new_scp; 2457 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2458 set_mode(scp); 2459#ifndef __sparc64__ 2460 else 2461 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2462 (void *)sc->adp->va_window, FALSE); 2463#endif 2464 scp->status |= MOUSE_HIDDEN; 2465 sc_move_cursor(scp, scp->xpos, scp->ypos); 2466 if (!ISGRAPHSC(scp)) 2467 sc_set_cursor_image(scp); 2468#ifndef SC_NO_PALETTE_LOADING 2469 if (ISGRAPHSC(sc->old_scp)) 2470 load_palette(sc->adp, sc->palette); 2471#endif 2472 sc_set_border(scp, scp->border); 2473 2474 /* set up the keyboard for the new screen */ 2475 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2476 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2477 update_kbd_state(scp, scp->status, LOCK_MASK); 2478 2479 mark_all(scp); 2480} 2481 2482void 2483sc_puts(scr_stat *scp, u_char *buf, int len) 2484{ 2485#ifdef DEV_SPLASH 2486 /* make screensaver happy */ 2487 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2488 run_scrn_saver = FALSE; 2489#endif 2490 2491 if (scp->tsw) 2492 (*scp->tsw->te_puts)(scp, buf, len); 2493 2494 if (scp->sc->delayed_next_scr) 2495 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2496} 2497 2498void 2499sc_draw_cursor_image(scr_stat *scp) 2500{ 2501 /* assert(scp == scp->sc->cur_scp); */ 2502 ++scp->sc->videoio_in_progress; 2503 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2504 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2505 sc_inside_cutmark(scp, scp->cursor_pos)); 2506 scp->cursor_oldpos = scp->cursor_pos; 2507 --scp->sc->videoio_in_progress; 2508} 2509 2510void 2511sc_remove_cursor_image(scr_stat *scp) 2512{ 2513 /* assert(scp == scp->sc->cur_scp); */ 2514 ++scp->sc->videoio_in_progress; 2515 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2516 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2517 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2518 --scp->sc->videoio_in_progress; 2519} 2520 2521static void 2522update_cursor_image(scr_stat *scp) 2523{ 2524 /* assert(scp == scp->sc->cur_scp); */ 2525 sc_remove_cursor_image(scp); 2526 sc_set_cursor_image(scp); 2527 sc_draw_cursor_image(scp); 2528} 2529 2530void 2531sc_set_cursor_image(scr_stat *scp) 2532{ 2533 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2534 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2535 /* hidden cursor is internally represented as zero-height underline */ 2536 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2537 scp->curs_attr.base = scp->curs_attr.height = 0; 2538 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2539 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2540 scp->font_size - 1); 2541 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2542 scp->font_size - scp->curs_attr.base); 2543 } else { /* block cursor */ 2544 scp->curs_attr.base = 0; 2545 scp->curs_attr.height = scp->font_size; 2546 } 2547 2548 /* assert(scp == scp->sc->cur_scp); */ 2549 ++scp->sc->videoio_in_progress; 2550 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2551 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2552 --scp->sc->videoio_in_progress; 2553} 2554 2555static void 2556change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2557{ 2558 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2559 sc_remove_cursor_image(scp); 2560 2561 if (base >= 0) 2562 scp->curr_curs_attr.base = base; 2563 if (height >= 0) 2564 scp->curr_curs_attr.height = height; 2565 if (flags & CONS_RESET_CURSOR) 2566 scp->curr_curs_attr = scp->dflt_curs_attr; 2567 else 2568 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2569 2570 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2571 sc_set_cursor_image(scp); 2572 sc_draw_cursor_image(scp); 2573 } 2574} 2575 2576void 2577sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2578{ 2579 sc_softc_t *sc; 2580 dev_t dev; 2581 int s; 2582 int i; 2583 2584 s = spltty(); 2585 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2586 /* local (per vty) change */ 2587 change_cursor_shape(scp, flags, base, height); 2588 splx(s); 2589 return; 2590 } 2591 2592 /* global change */ 2593 sc = scp->sc; 2594 if (base >= 0) 2595 sc->curs_attr.base = base; 2596 if (height >= 0) 2597 sc->curs_attr.height = height; 2598 if (flags != -1) { 2599 if (flags & CONS_RESET_CURSOR) 2600 sc->curs_attr = sc->dflt_curs_attr; 2601 else 2602 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2603 } 2604 2605 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2606 if ((dev = SC_DEV(sc, i)) == NODEV) 2607 continue; 2608 if ((scp = SC_STAT(dev)) == NULL) 2609 continue; 2610 scp->dflt_curs_attr = sc->curs_attr; 2611 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2612 } 2613 splx(s); 2614} 2615 2616static void 2617scinit(int unit, int flags) 2618{ 2619 /* 2620 * When syscons is being initialized as the kernel console, malloc() 2621 * is not yet functional, because various kernel structures has not been 2622 * fully initialized yet. Therefore, we need to declare the following 2623 * static buffers for the console. This is less than ideal, 2624 * but is necessry evil for the time being. XXX 2625 */ 2626 static scr_stat main_console; 2627 static dev_t main_devs[MAXCONS]; 2628 static struct tty main_tty; 2629 static u_short sc_buffer[ROW*COL]; /* XXX */ 2630#ifndef SC_NO_FONT_LOADING 2631 static u_char font_8[256*8]; 2632 static u_char font_14[256*14]; 2633 static u_char font_16[256*16]; 2634#endif 2635 2636 sc_softc_t *sc; 2637 scr_stat *scp; 2638 video_adapter_t *adp; 2639 int col; 2640 int row; 2641 int i; 2642 2643 /* one time initialization */ 2644 if (init_done == COLD) 2645 sc_get_bios_values(&bios_value); 2646 init_done = WARM; 2647 2648 /* 2649 * Allocate resources. Even if we are being called for the second 2650 * time, we must allocate them again, because they might have 2651 * disappeared... 2652 */ 2653 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2654 adp = NULL; 2655 if (sc->adapter >= 0) { 2656 vid_release(sc->adp, (void *)&sc->adapter); 2657 adp = sc->adp; 2658 sc->adp = NULL; 2659 } 2660 if (sc->keyboard >= 0) { 2661 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2662 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2663 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2664 if (sc->kbd != NULL) { 2665 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2666 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2667 } 2668 sc->kbd = NULL; 2669 } 2670 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2671 sc->adp = vid_get_adapter(sc->adapter); 2672 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2673 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2674 sckbdevent, sc); 2675 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2676 sc->kbd = kbd_get_keyboard(sc->keyboard); 2677 if (sc->kbd != NULL) { 2678 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2679 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2680 } 2681 2682 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2683 2684 sc->initial_mode = sc->adp->va_initial_mode; 2685 2686#ifndef SC_NO_FONT_LOADING 2687 if (flags & SC_KERNEL_CONSOLE) { 2688 sc->font_8 = font_8; 2689 sc->font_14 = font_14; 2690 sc->font_16 = font_16; 2691 } else if (sc->font_8 == NULL) { 2692 /* assert(sc_malloc) */ 2693 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2694 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2695 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2696 } 2697#endif 2698 2699 /* extract the hardware cursor location and hide the cursor for now */ 2700 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2701 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2702 2703 /* set up the first console */ 2704 sc->first_vty = unit*MAXCONS; 2705 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2706 if (flags & SC_KERNEL_CONSOLE) { 2707 sc->dev = main_devs; 2708 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2709 sc->dev[0]->si_tty = &main_tty; 2710 ttyregister(&main_tty); 2711 scp = &main_console; 2712 init_scp(sc, sc->first_vty, scp); 2713 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2714 (void *)sc_buffer, FALSE); 2715 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2716 sc_init_emulator(scp, "*"); 2717 (*scp->tsw->te_default_attr)(scp, 2718 kernel_default.std_color, 2719 kernel_default.rev_color); 2720 } else { 2721 /* assert(sc_malloc) */ 2722 sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2723 sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); 2724 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2725 scp = alloc_scp(sc, sc->first_vty); 2726 } 2727 SC_STAT(sc->dev[0]) = scp; 2728 sc->cur_scp = scp; 2729 2730#ifndef __sparc64__ 2731 /* copy screen to temporary buffer */ 2732 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2733 (void *)scp->sc->adp->va_window, FALSE); 2734 if (ISTEXTSC(scp)) 2735 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2736#endif 2737 2738 /* move cursors to the initial positions */ 2739 if (col >= scp->xsize) 2740 col = 0; 2741 if (row >= scp->ysize) 2742 row = scp->ysize - 1; 2743 scp->xpos = col; 2744 scp->ypos = row; 2745 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2746 2747 if (bios_value.cursor_end < scp->font_size) 2748 sc->dflt_curs_attr.base = scp->font_size - 2749 bios_value.cursor_end - 1; 2750 else 2751 sc->dflt_curs_attr.base = 0; 2752 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2753 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2754 sc->dflt_curs_attr.flags = 0; 2755 sc->curs_attr = sc->dflt_curs_attr; 2756 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2757 2758#ifndef SC_NO_SYSMOUSE 2759 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2760#endif 2761 if (!ISGRAPHSC(scp)) { 2762 sc_set_cursor_image(scp); 2763 sc_draw_cursor_image(scp); 2764 } 2765 2766 /* save font and palette */ 2767#ifndef SC_NO_FONT_LOADING 2768 sc->fonts_loaded = 0; 2769 if (ISFONTAVAIL(sc->adp->va_flags)) { 2770#ifdef SC_DFLT_FONT 2771 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2772 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2773 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2774 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2775 if (scp->font_size < 14) { 2776 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2777 } else if (scp->font_size >= 16) { 2778 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2779 } else { 2780 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2781 } 2782#else /* !SC_DFLT_FONT */ 2783 if (scp->font_size < 14) { 2784 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2785 sc->fonts_loaded = FONT_8; 2786 } else if (scp->font_size >= 16) { 2787 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2788 sc->fonts_loaded = FONT_16; 2789 } else { 2790 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2791 sc->fonts_loaded = FONT_14; 2792 } 2793#endif /* SC_DFLT_FONT */ 2794 /* FONT KLUDGE: always use the font page #0. XXX */ 2795 sc_show_font(scp, 0); 2796 } 2797#endif /* !SC_NO_FONT_LOADING */ 2798 2799#ifndef SC_NO_PALETTE_LOADING 2800 save_palette(sc->adp, sc->palette); 2801#endif 2802 2803#ifdef DEV_SPLASH 2804 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 2805 /* we are ready to put up the splash image! */ 2806 splash_init(sc->adp, scsplash_callback, sc); 2807 sc->flags |= SC_SPLASH_SCRN; 2808 } 2809#endif 2810 } 2811 2812 /* the rest is not necessary, if we have done it once */ 2813 if (sc->flags & SC_INIT_DONE) 2814 return; 2815 2816 /* initialize mapscrn arrays to a one to one map */ 2817 for (i = 0; i < sizeof(sc->scr_map); i++) 2818 sc->scr_map[i] = sc->scr_rmap[i] = i; 2819 2820 sc->flags |= SC_INIT_DONE; 2821} 2822 2823#if __i386__ || __ia64__ || __amd64__ || __sparc64__ 2824static void 2825scterm(int unit, int flags) 2826{ 2827 sc_softc_t *sc; 2828 scr_stat *scp; 2829 2830 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2831 if (sc == NULL) 2832 return; /* shouldn't happen */ 2833 2834#ifdef DEV_SPLASH 2835 /* this console is no longer available for the splash screen */ 2836 if (sc->flags & SC_SPLASH_SCRN) { 2837 splash_term(sc->adp); 2838 sc->flags &= ~SC_SPLASH_SCRN; 2839 } 2840#endif 2841 2842#if 0 /* XXX */ 2843 /* move the hardware cursor to the upper-left corner */ 2844 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2845#endif 2846 2847 /* release the keyboard and the video card */ 2848 if (sc->keyboard >= 0) 2849 kbd_release(sc->kbd, &sc->keyboard); 2850 if (sc->adapter >= 0) 2851 vid_release(sc->adp, &sc->adapter); 2852 2853 /* stop the terminal emulator, if any */ 2854 scp = SC_STAT(sc->dev[0]); 2855 if (scp->tsw) 2856 (*scp->tsw->te_term)(scp, &scp->ts); 2857 if (scp->ts != NULL) 2858 free(scp->ts, M_DEVBUF); 2859 2860 /* clear the structure */ 2861 if (!(flags & SC_KERNEL_CONSOLE)) { 2862 /* XXX: We need delete_dev() for this */ 2863 free(sc->dev, M_DEVBUF); 2864#if 0 2865 /* XXX: We need a ttyunregister for this */ 2866 free(sc->tty, M_DEVBUF); 2867#endif 2868#ifndef SC_NO_FONT_LOADING 2869 free(sc->font_8, M_DEVBUF); 2870 free(sc->font_14, M_DEVBUF); 2871 free(sc->font_16, M_DEVBUF); 2872#endif 2873 /* XXX vtb, history */ 2874 } 2875 bzero(sc, sizeof(*sc)); 2876 sc->keyboard = -1; 2877 sc->adapter = -1; 2878} 2879#endif /* __i386__ || __ia64__ || __amd64__ || __sparc64__ */ 2880 2881static void 2882scshutdown(void *arg, int howto) 2883{ 2884 /* assert(sc_console != NULL) */ 2885 2886 sc_touch_scrn_saver(); 2887 if (!cold && sc_console 2888 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2889 && sc_console->smode.mode == VT_AUTO) 2890 sc_switch_scr(sc_console->sc, sc_console->index); 2891 shutdown_in_progress = TRUE; 2892} 2893 2894int 2895sc_clean_up(scr_stat *scp) 2896{ 2897#ifdef DEV_SPLASH 2898 int error; 2899#endif 2900 2901 if (scp->sc->flags & SC_SCRN_BLANKED) { 2902 sc_touch_scrn_saver(); 2903#ifdef DEV_SPLASH 2904 if ((error = wait_scrn_saver_stop(scp->sc))) 2905 return error; 2906#endif 2907 } 2908 scp->status |= MOUSE_HIDDEN; 2909 sc_remove_mouse_image(scp); 2910 sc_remove_cutmarking(scp); 2911 return 0; 2912} 2913 2914void 2915sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2916{ 2917 sc_vtb_t new; 2918 sc_vtb_t old; 2919 2920 old = scp->vtb; 2921 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2922 if (!discard && (old.vtb_flags & VTB_VALID)) { 2923 /* retain the current cursor position and buffer contants */ 2924 scp->cursor_oldpos = scp->cursor_pos; 2925 /* 2926 * This works only if the old buffer has the same size as or larger 2927 * than the new one. XXX 2928 */ 2929 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2930 scp->vtb = new; 2931 } else { 2932 scp->vtb = new; 2933 sc_vtb_destroy(&old); 2934 } 2935 2936#ifndef SC_NO_SYSMOUSE 2937 /* move the mouse cursor at the center of the screen */ 2938 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2939#endif 2940} 2941 2942static scr_stat 2943*alloc_scp(sc_softc_t *sc, int vty) 2944{ 2945 scr_stat *scp; 2946 2947 /* assert(sc_malloc) */ 2948 2949 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2950 init_scp(sc, vty, scp); 2951 2952 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2953 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2954 sc_init_emulator(scp, "*"); 2955 2956#ifndef SC_NO_CUTPASTE 2957 sc_alloc_cut_buffer(scp, TRUE); 2958#endif 2959 2960#ifndef SC_NO_HISTORY 2961 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2962#endif 2963 2964 return scp; 2965} 2966 2967static void 2968init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2969{ 2970 video_info_t info; 2971 2972 bzero(scp, sizeof(*scp)); 2973 2974 scp->index = vty; 2975 scp->sc = sc; 2976 scp->status = 0; 2977 scp->mode = sc->initial_mode; 2978 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2979 if (info.vi_flags & V_INFO_GRAPHICS) { 2980 scp->status |= GRAPHICS_MODE; 2981 scp->xpixel = info.vi_width; 2982 scp->ypixel = info.vi_height; 2983 scp->xsize = info.vi_width/info.vi_cwidth; 2984 scp->ysize = info.vi_height/info.vi_cheight; 2985 scp->font_size = 0; 2986 scp->font = NULL; 2987 } else { 2988 scp->xsize = info.vi_width; 2989 scp->ysize = info.vi_height; 2990 scp->xpixel = scp->xsize*info.vi_cwidth; 2991 scp->ypixel = scp->ysize*info.vi_cheight; 2992 if (info.vi_cheight < 14) { 2993 scp->font_size = 8; 2994#ifndef SC_NO_FONT_LOADING 2995 scp->font = sc->font_8; 2996#else 2997 scp->font = NULL; 2998#endif 2999 } else if (info.vi_cheight >= 16) { 3000 scp->font_size = 16; 3001#ifndef SC_NO_FONT_LOADING 3002 scp->font = sc->font_16; 3003#else 3004 scp->font = NULL; 3005#endif 3006 } else { 3007 scp->font_size = 14; 3008#ifndef SC_NO_FONT_LOADING 3009 scp->font = sc->font_14; 3010#else 3011 scp->font = NULL; 3012#endif 3013 } 3014 } 3015 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3016#ifndef __sparc64__ 3017 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3018#endif 3019 scp->xoff = scp->yoff = 0; 3020 scp->xpos = scp->ypos = 0; 3021 scp->start = scp->xsize * scp->ysize - 1; 3022 scp->end = 0; 3023 scp->tsw = NULL; 3024 scp->ts = NULL; 3025 scp->rndr = NULL; 3026 scp->border = BG_BLACK; 3027 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3028 scp->mouse_cut_start = scp->xsize*scp->ysize; 3029 scp->mouse_cut_end = -1; 3030 scp->mouse_signal = 0; 3031 scp->mouse_pid = 0; 3032 scp->mouse_proc = NULL; 3033 scp->kbd_mode = K_XLATE; 3034 scp->bell_pitch = bios_value.bell_pitch; 3035 scp->bell_duration = BELL_DURATION; 3036 scp->status |= (bios_value.shift_state & NLKED); 3037 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3038 scp->pid = 0; 3039 scp->proc = NULL; 3040 scp->smode.mode = VT_AUTO; 3041 scp->history = NULL; 3042 scp->history_pos = 0; 3043 scp->history_size = 0; 3044} 3045 3046int 3047sc_init_emulator(scr_stat *scp, char *name) 3048{ 3049 sc_term_sw_t *sw; 3050 sc_rndr_sw_t *rndr; 3051 void *p; 3052 int error; 3053 3054 if (name == NULL) /* if no name is given, use the current emulator */ 3055 sw = scp->tsw; 3056 else /* ...otherwise find the named emulator */ 3057 sw = sc_term_match(name); 3058 if (sw == NULL) 3059 return EINVAL; 3060 3061 rndr = NULL; 3062 if (strcmp(sw->te_renderer, "*") != 0) { 3063 rndr = sc_render_match(scp, sw->te_renderer, 3064 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3065 } 3066 if (rndr == NULL) { 3067 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3068 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3069 if (rndr == NULL) 3070 return ENODEV; 3071 } 3072 3073 if (sw == scp->tsw) { 3074 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3075 scp->rndr = rndr; 3076 sc_clear_screen(scp); 3077 /* assert(error == 0); */ 3078 return error; 3079 } 3080 3081 if (sc_malloc && (sw->te_size > 0)) 3082 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3083 else 3084 p = NULL; 3085 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3086 if (error) 3087 return error; 3088 3089 if (scp->tsw) 3090 (*scp->tsw->te_term)(scp, &scp->ts); 3091 if (scp->ts != NULL) 3092 free(scp->ts, M_DEVBUF); 3093 scp->tsw = sw; 3094 scp->ts = p; 3095 scp->rndr = rndr; 3096 3097 /* XXX */ 3098 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3099 sc_clear_screen(scp); 3100 3101 return 0; 3102} 3103 3104/* 3105 * scgetc(flags) - get character from keyboard. 3106 * If flags & SCGETC_CN, then avoid harmful side effects. 3107 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3108 * return NOKEY if there is nothing there. 3109 */ 3110static u_int 3111scgetc(sc_softc_t *sc, u_int flags) 3112{ 3113 scr_stat *scp; 3114#ifndef SC_NO_HISTORY 3115 struct tty *tp; 3116#endif 3117 u_int c; 3118 int this_scr; 3119 int f; 3120 int i; 3121 3122 if (sc->kbd == NULL) 3123 return NOKEY; 3124 3125next_code: 3126#if 1 3127 /* I don't like this, but... XXX */ 3128 if (flags & SCGETC_CN) 3129 sccnupdate(sc->cur_scp); 3130#endif 3131 scp = sc->cur_scp; 3132 /* first see if there is something in the keyboard port */ 3133 for (;;) { 3134 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3135 if (c == ERRKEY) { 3136 if (!(flags & SCGETC_CN)) 3137 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3138 } else if (c == NOKEY) 3139 return c; 3140 else 3141 break; 3142 } 3143 3144 /* make screensaver happy */ 3145 if (!(c & RELKEY)) 3146 sc_touch_scrn_saver(); 3147 3148 if (!(flags & SCGETC_CN)) 3149 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3150 3151 if (scp->kbd_mode != K_XLATE) 3152 return KEYCHAR(c); 3153 3154 /* if scroll-lock pressed allow history browsing */ 3155 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3156 3157 scp->status &= ~CURSOR_ENABLED; 3158 sc_remove_cursor_image(scp); 3159 3160#ifndef SC_NO_HISTORY 3161 if (!(scp->status & BUFFER_SAVED)) { 3162 scp->status |= BUFFER_SAVED; 3163 sc_hist_save(scp); 3164 } 3165 switch (c) { 3166 /* FIXME: key codes */ 3167 case SPCLKEY | FKEY | F(49): /* home key */ 3168 sc_remove_cutmarking(scp); 3169 sc_hist_home(scp); 3170 goto next_code; 3171 3172 case SPCLKEY | FKEY | F(57): /* end key */ 3173 sc_remove_cutmarking(scp); 3174 sc_hist_end(scp); 3175 goto next_code; 3176 3177 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3178 sc_remove_cutmarking(scp); 3179 if (sc_hist_up_line(scp)) 3180 if (!(flags & SCGETC_CN)) 3181 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3182 goto next_code; 3183 3184 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3185 sc_remove_cutmarking(scp); 3186 if (sc_hist_down_line(scp)) 3187 if (!(flags & SCGETC_CN)) 3188 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3189 goto next_code; 3190 3191 case SPCLKEY | FKEY | F(51): /* page up key */ 3192 sc_remove_cutmarking(scp); 3193 for (i=0; i<scp->ysize; i++) 3194 if (sc_hist_up_line(scp)) { 3195 if (!(flags & SCGETC_CN)) 3196 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3197 break; 3198 } 3199 goto next_code; 3200 3201 case SPCLKEY | FKEY | F(59): /* page down key */ 3202 sc_remove_cutmarking(scp); 3203 for (i=0; i<scp->ysize; i++) 3204 if (sc_hist_down_line(scp)) { 3205 if (!(flags & SCGETC_CN)) 3206 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3207 break; 3208 } 3209 goto next_code; 3210 } 3211#endif /* SC_NO_HISTORY */ 3212 } 3213 3214 /* 3215 * Process and consume special keys here. Return a plain char code 3216 * or a char code with the META flag or a function key code. 3217 */ 3218 if (c & RELKEY) { 3219 /* key released */ 3220 /* goto next_code */ 3221 } else { 3222 /* key pressed */ 3223 if (c & SPCLKEY) { 3224 c &= ~SPCLKEY; 3225 switch (KEYCHAR(c)) { 3226 /* LOCKING KEYS */ 3227 case NLK: case CLK: case ALK: 3228 break; 3229 case SLK: 3230 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3231 if (f & SLKED) { 3232 scp->status |= SLKED; 3233 } else { 3234 if (scp->status & SLKED) { 3235 scp->status &= ~SLKED; 3236#ifndef SC_NO_HISTORY 3237 if (scp->status & BUFFER_SAVED) { 3238 if (!sc_hist_restore(scp)) 3239 sc_remove_cutmarking(scp); 3240 scp->status &= ~BUFFER_SAVED; 3241 scp->status |= CURSOR_ENABLED; 3242 sc_draw_cursor_image(scp); 3243 } 3244 tp = VIRTUAL_TTY(sc, scp->index); 3245 if (ISTTYOPEN(tp)) 3246 scstart(tp); 3247#endif 3248 } 3249 } 3250 break; 3251 3252 case PASTE: 3253#ifndef SC_NO_CUTPASTE 3254 sc_mouse_paste(scp); 3255#endif 3256 break; 3257 3258 /* NON-LOCKING KEYS */ 3259 case NOP: 3260 case LSH: case RSH: case LCTR: case RCTR: 3261 case LALT: case RALT: case ASH: case META: 3262 break; 3263 3264 case BTAB: 3265 if (!(sc->flags & SC_SCRN_BLANKED)) 3266 return c; 3267 break; 3268 3269 case SPSC: 3270#ifdef DEV_SPLASH 3271 /* force activatation/deactivation of the screen saver */ 3272 if (!(sc->flags & SC_SCRN_BLANKED)) { 3273 run_scrn_saver = TRUE; 3274 sc->scrn_time_stamp -= scrn_blank_time; 3275 } 3276 if (cold) { 3277 /* 3278 * While devices are being probed, the screen saver need 3279 * to be invoked explictly. XXX 3280 */ 3281 if (sc->flags & SC_SCRN_BLANKED) { 3282 scsplash_stick(FALSE); 3283 stop_scrn_saver(sc, current_saver); 3284 } else { 3285 if (!ISGRAPHSC(scp)) { 3286 scsplash_stick(TRUE); 3287 (*current_saver)(sc, TRUE); 3288 } 3289 } 3290 } 3291#endif /* DEV_SPLASH */ 3292 break; 3293 3294 case RBT: 3295#ifndef SC_DISABLE_REBOOT 3296 shutdown_nice(0); 3297#endif 3298 break; 3299 3300 case HALT: 3301#ifndef SC_DISABLE_REBOOT 3302 shutdown_nice(RB_HALT); 3303#endif 3304 break; 3305 3306 case PDWN: 3307#ifndef SC_DISABLE_REBOOT 3308 shutdown_nice(RB_HALT|RB_POWEROFF); 3309#endif 3310 break; 3311 3312 case SUSP: 3313 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3314 break; 3315 case STBY: 3316 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3317 break; 3318 3319 case DBG: 3320#ifndef SC_DISABLE_DDBKEY 3321#ifdef DDB 3322 Debugger("manual escape to debugger"); 3323#else 3324 printf("No debugger in kernel\n"); 3325#endif 3326#else /* SC_DISABLE_DDBKEY */ 3327 /* do nothing */ 3328#endif /* SC_DISABLE_DDBKEY */ 3329 break; 3330 3331 case PNC: 3332 if (enable_panic_key) 3333 panic("Forced by the panic key"); 3334 break; 3335 3336 case NEXT: 3337 this_scr = scp->index; 3338 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3339 sc->first_vty + i != this_scr; 3340 i = (i + 1)%sc->vtys) { 3341 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3342 if (ISTTYOPEN(tp)) { 3343 sc_switch_scr(scp->sc, sc->first_vty + i); 3344 break; 3345 } 3346 } 3347 break; 3348 3349 case PREV: 3350 this_scr = scp->index; 3351 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3352 sc->first_vty + i != this_scr; 3353 i = (i + sc->vtys - 1)%sc->vtys) { 3354 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3355 if (ISTTYOPEN(tp)) { 3356 sc_switch_scr(scp->sc, sc->first_vty + i); 3357 break; 3358 } 3359 } 3360 break; 3361 3362 default: 3363 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3364 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3365 break; 3366 } 3367 /* assert(c & FKEY) */ 3368 if (!(sc->flags & SC_SCRN_BLANKED)) 3369 return c; 3370 break; 3371 } 3372 /* goto next_code */ 3373 } else { 3374 /* regular keys (maybe MKEY is set) */ 3375 if (!(sc->flags & SC_SCRN_BLANKED)) 3376 return c; 3377 } 3378 } 3379 3380 goto next_code; 3381} 3382 3383static int 3384scmmap(dev_t dev, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3385{ 3386 scr_stat *scp; 3387 3388 scp = SC_STAT(dev); 3389 if (scp != scp->sc->cur_scp) 3390 return -1; 3391 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, paddr, nprot); 3392} 3393 3394static int 3395save_kbd_state(scr_stat *scp) 3396{ 3397 int state; 3398 int error; 3399 3400 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3401 if (error == ENOIOCTL) 3402 error = ENODEV; 3403 if (error == 0) { 3404 scp->status &= ~LOCK_MASK; 3405 scp->status |= state; 3406 } 3407 return error; 3408} 3409 3410static int 3411update_kbd_state(scr_stat *scp, int new_bits, int mask) 3412{ 3413 int state; 3414 int error; 3415 3416 if (mask != LOCK_MASK) { 3417 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3418 if (error == ENOIOCTL) 3419 error = ENODEV; 3420 if (error) 3421 return error; 3422 state &= ~mask; 3423 state |= new_bits & mask; 3424 } else { 3425 state = new_bits & LOCK_MASK; 3426 } 3427 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3428 if (error == ENOIOCTL) 3429 error = ENODEV; 3430 return error; 3431} 3432 3433static int 3434update_kbd_leds(scr_stat *scp, int which) 3435{ 3436 int error; 3437 3438 which &= LOCK_MASK; 3439 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3440 if (error == ENOIOCTL) 3441 error = ENODEV; 3442 return error; 3443} 3444 3445int 3446set_mode(scr_stat *scp) 3447{ 3448 video_info_t info; 3449 3450 /* reject unsupported mode */ 3451 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3452 return 1; 3453 3454 /* if this vty is not currently showing, do nothing */ 3455 if (scp != scp->sc->cur_scp) 3456 return 0; 3457 3458 /* setup video hardware for the given mode */ 3459 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3460#ifndef __sparc64__ 3461 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3462 (void *)scp->sc->adp->va_window, FALSE); 3463#endif 3464 3465#ifndef SC_NO_FONT_LOADING 3466 /* load appropriate font */ 3467 if (!(scp->status & GRAPHICS_MODE)) { 3468 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3469 if (scp->font_size < 14) { 3470 if (scp->sc->fonts_loaded & FONT_8) 3471 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3472 } else if (scp->font_size >= 16) { 3473 if (scp->sc->fonts_loaded & FONT_16) 3474 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3475 } else { 3476 if (scp->sc->fonts_loaded & FONT_14) 3477 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3478 } 3479 /* 3480 * FONT KLUDGE: 3481 * This is an interim kludge to display correct font. 3482 * Always use the font page #0 on the video plane 2. 3483 * Somehow we cannot show the font in other font pages on 3484 * some video cards... XXX 3485 */ 3486 sc_show_font(scp, 0); 3487 } 3488 mark_all(scp); 3489 } 3490#endif /* !SC_NO_FONT_LOADING */ 3491 3492 sc_set_border(scp, scp->border); 3493 sc_set_cursor_image(scp); 3494 3495 return 0; 3496} 3497 3498void 3499sc_set_border(scr_stat *scp, int color) 3500{ 3501 ++scp->sc->videoio_in_progress; 3502 (*scp->rndr->draw_border)(scp, color); 3503 --scp->sc->videoio_in_progress; 3504} 3505 3506#ifndef SC_NO_FONT_LOADING 3507void 3508sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3509 int base, int count) 3510{ 3511 sc_softc_t *sc; 3512 3513 sc = scp->sc; 3514 sc->font_loading_in_progress = TRUE; 3515 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3516 sc->font_loading_in_progress = FALSE; 3517} 3518 3519void 3520sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3521 int base, int count) 3522{ 3523 sc_softc_t *sc; 3524 3525 sc = scp->sc; 3526 sc->font_loading_in_progress = TRUE; 3527 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3528 sc->font_loading_in_progress = FALSE; 3529} 3530 3531void 3532sc_show_font(scr_stat *scp, int page) 3533{ 3534 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3535} 3536#endif /* !SC_NO_FONT_LOADING */ 3537 3538void 3539sc_paste(scr_stat *scp, u_char *p, int count) 3540{ 3541 struct tty *tp; 3542 u_char *rmap; 3543 3544 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3545 if (!ISTTYOPEN(tp)) 3546 return; 3547 rmap = scp->sc->scr_rmap; 3548 for (; count > 0; --count) 3549 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 3550} 3551 3552void 3553sc_bell(scr_stat *scp, int pitch, int duration) 3554{ 3555 if (cold || shutdown_in_progress || !enable_bell) 3556 return; 3557 3558 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3559 return; 3560 3561 if (scp->sc->flags & SC_VISUAL_BELL) { 3562 if (scp->sc->blink_in_progress) 3563 return; 3564 scp->sc->blink_in_progress = 3; 3565 if (scp != scp->sc->cur_scp) 3566 scp->sc->blink_in_progress += 2; 3567 blink_screen(scp->sc->cur_scp); 3568 } else if (duration != 0 && pitch != 0) { 3569 if (scp != scp->sc->cur_scp) 3570 pitch *= 2; 3571 sysbeep(pitch, duration); 3572 } 3573} 3574 3575static void 3576blink_screen(void *arg) 3577{ 3578 scr_stat *scp = arg; 3579 struct tty *tp; 3580 3581 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3582 scp->sc->blink_in_progress = 0; 3583 mark_all(scp); 3584 tp = VIRTUAL_TTY(scp->sc, scp->index); 3585 if (ISTTYOPEN(tp)) 3586 scstart(tp); 3587 if (scp->sc->delayed_next_scr) 3588 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3589 } 3590 else { 3591 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3592 scp->sc->blink_in_progress & 1); 3593 scp->sc->blink_in_progress--; 3594 timeout(blink_screen, scp, hz / 10); 3595 } 3596} 3597