syscons.c revision 146736
1/*- 2 * Copyright (c) 1992-1998 S�ren Schmidt 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to The DragonFly Project 6 * by Sascha Wildner <saw@online.de> 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer, 13 * without modification, immediately at the beginning of the file. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. The name of the author may not be used to endorse or promote products 18 * derived from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#include <sys/cdefs.h> 33__FBSDID("$FreeBSD: head/sys/dev/syscons/syscons.c 146736 2005-05-29 08:43:44Z delphij $"); 34 35#include "opt_syscons.h" 36#include "opt_splash.h" 37#include "opt_ddb.h" 38 39#include <sys/param.h> 40#include <sys/systm.h> 41#include <sys/conf.h> 42#include <sys/cons.h> 43#include <sys/consio.h> 44#include <sys/kdb.h> 45#include <sys/eventhandler.h> 46#include <sys/fbio.h> 47#include <sys/kbio.h> 48#include <sys/kernel.h> 49#include <sys/lock.h> 50#include <sys/malloc.h> 51#include <sys/mutex.h> 52#include <sys/proc.h> 53#include <sys/random.h> 54#include <sys/reboot.h> 55#include <sys/signalvar.h> 56#include <sys/sysctl.h> 57#include <sys/tty.h> 58#include <sys/power.h> 59 60#include <machine/clock.h> 61#if __sparc64__ || __powerpc__ 62#include <machine/sc_machdep.h> 63#else 64#include <machine/pc/display.h> 65#endif 66#if defined( __i386__) || defined(__amd64__) 67#include <machine/psl.h> 68#include <machine/frame.h> 69#endif 70 71#include <dev/kbd/kbdreg.h> 72#include <dev/fb/fbreg.h> 73#include <dev/fb/splashreg.h> 74#include <dev/syscons/syscons.h> 75 76#define COLD 0 77#define WARM 1 78 79#define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 80#define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 81 82#define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 83 84typedef struct default_attr { 85 int std_color; /* normal hardware color */ 86 int rev_color; /* reverse hardware color */ 87} default_attr; 88 89static default_attr user_default = { 90 SC_NORM_ATTR, 91 SC_NORM_REV_ATTR, 92}; 93 94static default_attr kernel_default = { 95 SC_KERNEL_CONS_ATTR, 96 SC_KERNEL_CONS_REV_ATTR, 97}; 98 99static int sc_console_unit = -1; 100static int sc_saver_keyb_only = 1; 101static scr_stat *sc_console; 102static struct tty *sc_console_tty; 103static struct consdev *sc_consptr; 104static void *kernel_console_ts; 105static scr_stat main_console; 106static struct cdev *main_devs[MAXCONS]; 107 108static char init_done = COLD; 109static char shutdown_in_progress = FALSE; 110static char sc_malloc = FALSE; 111 112static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 113static int run_scrn_saver = FALSE; /* should run the saver? */ 114static int enable_bell = TRUE; /* enable beeper */ 115static long scrn_blank_time = 0; /* screen saver timeout value */ 116#ifdef DEV_SPLASH 117static int scrn_blanked; /* # of blanked screen */ 118static int sticky_splash = FALSE; 119 120static void none_saver(sc_softc_t *sc, int blank) { } 121static void (*current_saver)(sc_softc_t *, int) = none_saver; 122#endif 123 124SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 125SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 126SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 127 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 128SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 129 0, "enable bell"); 130#if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 131#include "font.h" 132#endif 133 134 d_ioctl_t *sc_user_ioctl; 135 136static bios_values_t bios_value; 137 138static int enable_panic_key; 139SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 140 0, "Enable panic via keypress specified in kbdmap(5)"); 141 142#define SC_CONSOLECTL 255 143 144#define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 145 SC_DEV((sc), (x))->si_tty : NULL) 146#define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) 147 148static int debugger; 149 150/* prototypes */ 151static struct tty *sc_alloc_tty(struct cdev *dev); 152static int scvidprobe(int unit, int flags, int cons); 153static int sckbdprobe(int unit, int flags, int cons); 154static void scmeminit(void *arg); 155static int scdevtounit(struct cdev *dev); 156static kbd_callback_func_t sckbdevent; 157static int scparam(struct tty *tp, struct termios *t); 158static void scstart(struct tty *tp); 159static void scinit(int unit, int flags); 160static scr_stat *sc_get_stat(struct cdev *devptr); 161static void scterm(int unit, int flags); 162static void scshutdown(void *arg, int howto); 163static u_int scgetc(sc_softc_t *sc, u_int flags); 164#define SCGETC_CN 1 165#define SCGETC_NONBLOCK 2 166static int sccngetch(int flags); 167static void sccnupdate(scr_stat *scp); 168static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 169static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 170static timeout_t scrn_timer; 171static int and_region(int *s1, int *e1, int s2, int e2); 172static void scrn_update(scr_stat *scp, int show_cursor); 173 174#ifdef DEV_SPLASH 175static int scsplash_callback(int event, void *arg); 176static void scsplash_saver(sc_softc_t *sc, int show); 177static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 178static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 179static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 180static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 181static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 182static int wait_scrn_saver_stop(sc_softc_t *sc); 183#define scsplash_stick(stick) (sticky_splash = (stick)) 184#else /* !DEV_SPLASH */ 185#define scsplash_stick(stick) 186#endif /* DEV_SPLASH */ 187 188static int do_switch_scr(sc_softc_t *sc, int s); 189static int vt_proc_alive(scr_stat *scp); 190static int signal_vt_rel(scr_stat *scp); 191static int signal_vt_acq(scr_stat *scp); 192static int finish_vt_rel(scr_stat *scp, int release, int *s); 193static int finish_vt_acq(scr_stat *scp); 194static void exchange_scr(sc_softc_t *sc); 195static void update_cursor_image(scr_stat *scp); 196static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 197static int save_kbd_state(scr_stat *scp); 198static int update_kbd_state(scr_stat *scp, int state, int mask); 199static int update_kbd_leds(scr_stat *scp, int which); 200static timeout_t blink_screen; 201 202static cn_probe_t sccnprobe; 203static cn_init_t sccninit; 204static cn_getc_t sccngetc; 205static cn_checkc_t sccncheckc; 206static cn_putc_t sccnputc; 207static cn_dbctl_t sccndbctl; 208static cn_term_t sccnterm; 209 210CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 211 sccndbctl); 212 213static d_open_t scopen; 214static d_close_t scclose; 215static d_read_t scread; 216static d_ioctl_t scioctl; 217static d_mmap_t scmmap; 218 219static struct cdevsw sc_cdevsw = { 220 .d_version = D_VERSION, 221 .d_open = scopen, 222 .d_close = scclose, 223 .d_read = scread, 224 .d_ioctl = scioctl, 225 .d_mmap = scmmap, 226 .d_name = "sc", 227 .d_flags = D_TTY | D_NEEDGIANT, 228}; 229 230int 231sc_probe_unit(int unit, int flags) 232{ 233 if (!scvidprobe(unit, flags, FALSE)) { 234 if (bootverbose) 235 printf("%s%d: no video adapter found.\n", SC_DRIVER_NAME, unit); 236 return ENXIO; 237 } 238 239 /* syscons will be attached even when there is no keyboard */ 240 sckbdprobe(unit, flags, FALSE); 241 242 return 0; 243} 244 245/* probe video adapters, return TRUE if found */ 246static int 247scvidprobe(int unit, int flags, int cons) 248{ 249 /* 250 * Access the video adapter driver through the back door! 251 * Video adapter drivers need to be configured before syscons. 252 * However, when syscons is being probed as the low-level console, 253 * they have not been initialized yet. We force them to initialize 254 * themselves here. XXX 255 */ 256 vid_configure(cons ? VIO_PROBE_ONLY : 0); 257 258 return (vid_find_adapter("*", unit) >= 0); 259} 260 261/* probe the keyboard, return TRUE if found */ 262static int 263sckbdprobe(int unit, int flags, int cons) 264{ 265 /* access the keyboard driver through the backdoor! */ 266 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 267 268 return (kbd_find_keyboard("*", unit) >= 0); 269} 270 271static char 272*adapter_name(video_adapter_t *adp) 273{ 274 static struct { 275 int type; 276 char *name[2]; 277 } names[] = { 278 { KD_MONO, { "MDA", "MDA" } }, 279 { KD_HERCULES, { "Hercules", "Hercules" } }, 280 { KD_CGA, { "CGA", "CGA" } }, 281 { KD_EGA, { "EGA", "EGA (mono)" } }, 282 { KD_VGA, { "VGA", "VGA (mono)" } }, 283 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 284 { KD_TGA, { "TGA", "TGA" } }, 285 { -1, { "Unknown", "Unknown" } }, 286 }; 287 int i; 288 289 for (i = 0; names[i].type != -1; ++i) 290 if (names[i].type == adp->va_type) 291 break; 292 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 293} 294 295static struct tty * 296sc_alloc_tty(struct cdev *dev) 297{ 298 struct tty *tp; 299 300 tp = dev->si_tty = ttyalloc(); 301 ttyinitmode(tp, 1, 0); 302 tp->t_oproc = scstart; 303 tp->t_param = scparam; 304 tp->t_stop = nottystop; 305 tp->t_dev = dev; 306 return (tp); 307} 308 309int 310sc_attach_unit(int unit, int flags) 311{ 312 sc_softc_t *sc; 313 scr_stat *scp; 314#ifdef SC_PIXEL_MODE 315 video_info_t info; 316#endif 317 int vc; 318 struct cdev *dev; 319 320 flags &= ~SC_KERNEL_CONSOLE; 321 322 if (sc_console_unit == unit) { 323 /* 324 * If this unit is being used as the system console, we need to 325 * adjust some variables and buffers before and after scinit(). 326 */ 327 /* assert(sc_console != NULL) */ 328 flags |= SC_KERNEL_CONSOLE; 329 scmeminit(NULL); 330 331 scinit(unit, flags); 332 333 if (sc_console->tsw->te_size > 0) { 334 /* assert(sc_console->ts != NULL); */ 335 kernel_console_ts = sc_console->ts; 336 sc_console->ts = malloc(sc_console->tsw->te_size, 337 M_DEVBUF, M_WAITOK); 338 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 339 (*sc_console->tsw->te_default_attr)(sc_console, 340 user_default.std_color, 341 user_default.rev_color); 342 } 343 } else { 344 scinit(unit, flags); 345 } 346 347 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 348 sc->config = flags; 349 scp = sc_get_stat(sc->dev[0]); 350 if (sc_console == NULL) /* sc_console_unit < 0 */ 351 sc_console = scp; 352 353#ifdef SC_PIXEL_MODE 354 if ((sc->config & SC_VESA800X600) 355 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 356#ifdef DEV_SPLASH 357 if (sc->flags & SC_SPLASH_SCRN) 358 splash_term(sc->adp); 359#endif 360 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 361 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 362 sc->initial_mode = M_VESA_800x600; 363#ifdef DEV_SPLASH 364 /* put up the splash again! */ 365 if (sc->flags & SC_SPLASH_SCRN) 366 splash_init(sc->adp, scsplash_callback, sc); 367#endif 368 } 369#endif /* SC_PIXEL_MODE */ 370 371 /* initialize cursor */ 372 if (!ISGRAPHSC(scp)) 373 update_cursor_image(scp); 374 375 /* get screen update going */ 376 scrn_timer(sc); 377 378 /* set up the keyboard */ 379 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 380 update_kbd_state(scp, scp->status, LOCK_MASK); 381 382 printf("%s%d: %s <%d virtual consoles, flags=0x%x>\n", 383 SC_DRIVER_NAME, unit, adapter_name(sc->adp), sc->vtys, sc->config); 384 if (bootverbose) { 385 printf("%s%d:", SC_DRIVER_NAME, unit); 386 if (sc->adapter >= 0) 387 printf(" fb%d", sc->adapter); 388 if (sc->keyboard >= 0) 389 printf(", kbd%d", sc->keyboard); 390 if (scp->tsw) 391 printf(", terminal emulator: %s (%s)", 392 scp->tsw->te_name, scp->tsw->te_desc); 393 printf("\n"); 394 } 395 396 /* register a shutdown callback for the kernel console */ 397 if (sc_console_unit == unit) 398 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 399 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 400 401 for (vc = 0; vc < sc->vtys; vc++) { 402 if (sc->dev[vc] == NULL) { 403 sc->dev[vc] = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 404 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 405 sc_alloc_tty(sc->dev[vc]); 406 if (vc == 0 && sc->dev == main_devs) 407 SC_STAT(sc->dev[0]) = &main_console; 408 } 409 /* 410 * The first vty already has struct tty and scr_stat initialized 411 * in scinit(). The other vtys will have these structs when 412 * first opened. 413 */ 414 } 415 416 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 417 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 418 sc_console_tty = sc_alloc_tty(dev); 419 ttyconsolemode(sc_console_tty, 0); 420 SC_STAT(dev) = sc_console; 421 422 return 0; 423} 424 425static void 426scmeminit(void *arg) 427{ 428 if (sc_malloc) 429 return; 430 sc_malloc = TRUE; 431 432 /* 433 * As soon as malloc() becomes functional, we had better allocate 434 * various buffers for the kernel console. 435 */ 436 437 if (sc_console_unit < 0) /* sc_console == NULL */ 438 return; 439 440 /* copy the temporary buffer to the final buffer */ 441 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 442 443#ifndef SC_NO_CUTPASTE 444 sc_alloc_cut_buffer(sc_console, FALSE); 445#endif 446 447#ifndef SC_NO_HISTORY 448 /* initialize history buffer & pointers */ 449 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 450#endif 451} 452 453/* XXX */ 454SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 455 456static int 457scdevtounit(struct cdev *dev) 458{ 459 int vty = SC_VTY(dev); 460 461 if (vty == SC_CONSOLECTL) 462 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 463 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 464 return -1; 465 else 466 return vty/MAXCONS; 467} 468 469static int 470scopen(struct cdev *dev, int flag, int mode, struct thread *td) 471{ 472 int unit = scdevtounit(dev); 473 sc_softc_t *sc; 474 struct tty *tp; 475 scr_stat *scp; 476#ifndef __sparc64__ 477 keyarg_t key; 478#endif 479 int error; 480 481 DPRINTF(5, ("scopen: dev:%s, unit:%d, vty:%d\n", 482 devtoname(dev), unit, SC_VTY(dev))); 483 484 tp = dev->si_tty; 485 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 486 if (sc == NULL) 487 return ENXIO; 488 489 if (!ISTTYOPEN(tp)) { 490 tp->t_termios = tp->t_init_in; 491 /* Use the current setting of the <-- key as default VERASE. */ 492 /* If the Delete key is preferable, an stty is necessary */ 493#ifndef __sparc64__ 494 if (sc->kbd != NULL) { 495 key.keynum = KEYCODE_BS; 496 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 497 tp->t_cc[VERASE] = key.key.map[0]; 498 } 499#endif 500 scparam(tp, &tp->t_termios); 501 ttyld_modem(tp, 1); 502 } 503 else 504 if (tp->t_state & TS_XCLUDE && suser(td)) 505 return(EBUSY); 506 507 error = ttyld_open(tp, dev); 508 509 scp = sc_get_stat(dev); 510 if (scp == NULL) { 511 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 512 if (ISGRAPHSC(scp)) 513 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 514 } 515 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 516 tp->t_winsize.ws_col = scp->xsize; 517 tp->t_winsize.ws_row = scp->ysize; 518 } 519 520 return error; 521} 522 523static int 524scclose(struct cdev *dev, int flag, int mode, struct thread *td) 525{ 526 struct tty *tp = dev->si_tty; 527 scr_stat *scp; 528 int s; 529 530 if (SC_VTY(dev) != SC_CONSOLECTL) { 531 scp = sc_get_stat(tp->t_dev); 532 /* were we in the middle of the VT switching process? */ 533 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 534 s = spltty(); 535 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 536 cnavailable(sc_consptr, TRUE); 537 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 538 DPRINTF(5, ("reset WAIT_REL, ")); 539 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 540 DPRINTF(5, ("reset WAIT_ACQ, ")); 541#if not_yet_done 542 if (scp == &main_console) { 543 scp->pid = 0; 544 scp->proc = NULL; 545 scp->smode.mode = VT_AUTO; 546 } 547 else { 548 sc_vtb_destroy(&scp->vtb); 549#ifndef __sparc64__ 550 sc_vtb_destroy(&scp->scr); 551#endif 552 sc_free_history_buffer(scp, scp->ysize); 553 SC_STAT(dev) = NULL; 554 free(scp, M_DEVBUF); 555 } 556#else 557 scp->pid = 0; 558 scp->proc = NULL; 559 scp->smode.mode = VT_AUTO; 560#endif 561 scp->kbd_mode = K_XLATE; 562 if (scp == scp->sc->cur_scp) 563 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 564 DPRINTF(5, ("done.\n")); 565 } 566 spltty(); 567 ttyld_close(tp, flag); 568 tty_close(tp); 569 spl0(); 570 return(0); 571} 572 573static int 574scread(struct cdev *dev, struct uio *uio, int flag) 575{ 576 if (!sc_saver_keyb_only) 577 sc_touch_scrn_saver(); 578 return ttyread(dev, uio, flag); 579} 580 581static int 582sckbdevent(keyboard_t *thiskbd, int event, void *arg) 583{ 584 sc_softc_t *sc; 585 struct tty *cur_tty; 586 int c; 587 size_t len; 588 u_char *cp; 589 590 sc = (sc_softc_t *)arg; 591 /* assert(thiskbd == sc->kbd) */ 592 593 switch (event) { 594 case KBDIO_KEYINPUT: 595 break; 596 case KBDIO_UNLOADING: 597 sc->kbd = NULL; 598 sc->keyboard = -1; 599 kbd_release(thiskbd, (void *)&sc->keyboard); 600 return 0; 601 default: 602 return EINVAL; 603 } 604 605 /* 606 * Loop while there is still input to get from the keyboard. 607 * I don't think this is nessesary, and it doesn't fix 608 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 609 */ 610 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 611 612 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 613 if (!ISTTYOPEN(cur_tty)) { 614 cur_tty = sc_console_tty; 615 if (!ISTTYOPEN(cur_tty)) 616 continue; 617 } 618 619 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 620 continue; 621 622 switch (KEYFLAGS(c)) { 623 case 0x0000: /* normal key */ 624 ttyld_rint(cur_tty, KEYCHAR(c)); 625 break; 626 case FKEY: /* function key, return string */ 627 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 628 if (cp != NULL) { 629 while (len-- > 0) 630 ttyld_rint(cur_tty, *cp++); 631 } 632 break; 633 case MKEY: /* meta is active, prepend ESC */ 634 ttyld_rint(cur_tty, 0x1b); 635 ttyld_rint(cur_tty, KEYCHAR(c)); 636 break; 637 case BKEY: /* backtab fixed sequence (esc [ Z) */ 638 ttyld_rint(cur_tty, 0x1b); 639 ttyld_rint(cur_tty, '['); 640 ttyld_rint(cur_tty, 'Z'); 641 break; 642 } 643 } 644 645 sc->cur_scp->status |= MOUSE_HIDDEN; 646 647 return 0; 648} 649 650static int 651scparam(struct tty *tp, struct termios *t) 652{ 653 tp->t_ispeed = t->c_ispeed; 654 tp->t_ospeed = t->c_ospeed; 655 tp->t_cflag = t->c_cflag; 656 return 0; 657} 658 659static int 660scioctl(struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *td) 661{ 662 int error; 663 int i; 664 struct tty *tp; 665 sc_softc_t *sc; 666 scr_stat *scp; 667 int s; 668 669 tp = dev->si_tty; 670 671 /* If there is a user_ioctl function call that first */ 672 if (sc_user_ioctl) { 673 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 674 if (error != ENOIOCTL) 675 return error; 676 } 677 678 error = sc_vid_ioctl(tp, cmd, data, flag, td); 679 if (error != ENOIOCTL) 680 return error; 681 682#ifndef SC_NO_HISTORY 683 error = sc_hist_ioctl(tp, cmd, data, flag, td); 684 if (error != ENOIOCTL) 685 return error; 686#endif 687 688#ifndef SC_NO_SYSMOUSE 689 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 690 if (error != ENOIOCTL) 691 return error; 692#endif 693 694 scp = sc_get_stat(tp->t_dev); 695 /* assert(scp != NULL) */ 696 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 697 sc = scp->sc; 698 699 if (scp->tsw) { 700 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 701 if (error != ENOIOCTL) 702 return error; 703 } 704 705 switch (cmd) { /* process console hardware related ioctl's */ 706 707 case GIO_ATTR: /* get current attributes */ 708 /* this ioctl is not processed here, but in the terminal emulator */ 709 return ENOTTY; 710 711 case GIO_COLOR: /* is this a color console ? */ 712 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 713 return 0; 714 715 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 716 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 717 return EINVAL; 718 s = spltty(); 719 scrn_blank_time = *(int *)data; 720 run_scrn_saver = (scrn_blank_time != 0); 721 splx(s); 722 return 0; 723 724 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 725 s = spltty(); 726 *(int *)data &= CONS_CURSOR_ATTRS; 727 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 728 splx(s); 729 return 0; 730 731 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 732 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 733 ((int *)data)[0] = scp->curr_curs_attr.flags; 734 ((int *)data)[1] = scp->curr_curs_attr.base; 735 ((int *)data)[2] = scp->curr_curs_attr.height; 736 } else { 737 ((int *)data)[0] = sc->curs_attr.flags; 738 ((int *)data)[1] = sc->curs_attr.base; 739 ((int *)data)[2] = sc->curs_attr.height; 740 } 741 return 0; 742 743 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 744 s = spltty(); 745 sc_change_cursor_shape(scp, ((int *)data)[0], 746 ((int *)data)[1], ((int *)data)[2]); 747 splx(s); 748 return 0; 749 750 case CONS_BELLTYPE: /* set bell type sound/visual */ 751 if ((*(int *)data) & 0x01) 752 sc->flags |= SC_VISUAL_BELL; 753 else 754 sc->flags &= ~SC_VISUAL_BELL; 755 if ((*(int *)data) & 0x02) 756 sc->flags |= SC_QUIET_BELL; 757 else 758 sc->flags &= ~SC_QUIET_BELL; 759 return 0; 760 761 case CONS_GETINFO: /* get current (virtual) console info */ 762 { 763 vid_info_t *ptr = (vid_info_t*)data; 764 if (ptr->size == sizeof(struct vid_info)) { 765 ptr->m_num = sc->cur_scp->index; 766 ptr->font_size = scp->font_size; 767 ptr->mv_col = scp->xpos; 768 ptr->mv_row = scp->ypos; 769 ptr->mv_csz = scp->xsize; 770 ptr->mv_rsz = scp->ysize; 771 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 772 /* 773 * The following fields are filled by the terminal emulator. XXX 774 * 775 * ptr->mv_norm.fore 776 * ptr->mv_norm.back 777 * ptr->mv_rev.fore 778 * ptr->mv_rev.back 779 */ 780 ptr->mv_grfc.fore = 0; /* not supported */ 781 ptr->mv_grfc.back = 0; /* not supported */ 782 ptr->mv_ovscan = scp->border; 783 if (scp == sc->cur_scp) 784 save_kbd_state(scp); 785 ptr->mk_keylock = scp->status & LOCK_MASK; 786 return 0; 787 } 788 return EINVAL; 789 } 790 791 case CONS_GETVERS: /* get version number */ 792 *(int*)data = 0x200; /* version 2.0 */ 793 return 0; 794 795 case CONS_IDLE: /* see if the screen has been idle */ 796 /* 797 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 798 * the user process may have been writing something on the 799 * screen and syscons is not aware of it. Declare the screen 800 * is NOT idle if it is in one of these modes. But there is 801 * an exception to it; if a screen saver is running in the 802 * graphics mode in the current screen, we should say that the 803 * screen has been idle. 804 */ 805 *(int *)data = (sc->flags & SC_SCRN_IDLE) 806 && (!ISGRAPHSC(sc->cur_scp) 807 || (sc->cur_scp->status & SAVER_RUNNING)); 808 return 0; 809 810 case CONS_SAVERMODE: /* set saver mode */ 811 switch(*(int *)data) { 812 case CONS_NO_SAVER: 813 case CONS_USR_SAVER: 814 /* if a LKM screen saver is running, stop it first. */ 815 scsplash_stick(FALSE); 816 saver_mode = *(int *)data; 817 s = spltty(); 818#ifdef DEV_SPLASH 819 if ((error = wait_scrn_saver_stop(NULL))) { 820 splx(s); 821 return error; 822 } 823#endif 824 run_scrn_saver = TRUE; 825 if (saver_mode == CONS_USR_SAVER) 826 scp->status |= SAVER_RUNNING; 827 else 828 scp->status &= ~SAVER_RUNNING; 829 scsplash_stick(TRUE); 830 splx(s); 831 break; 832 case CONS_LKM_SAVER: 833 s = spltty(); 834 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 835 scp->status &= ~SAVER_RUNNING; 836 saver_mode = *(int *)data; 837 splx(s); 838 break; 839 default: 840 return EINVAL; 841 } 842 return 0; 843 844 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 845 /* 846 * Note that this ioctl does not guarantee the screen saver 847 * actually starts or stops. It merely attempts to do so... 848 */ 849 s = spltty(); 850 run_scrn_saver = (*(int *)data != 0); 851 if (run_scrn_saver) 852 sc->scrn_time_stamp -= scrn_blank_time; 853 splx(s); 854 return 0; 855 856 case CONS_SCRSHOT: /* get a screen shot */ 857 { 858 int retval, hist_rsz; 859 size_t lsize, csize; 860 vm_offset_t frbp, hstp; 861 unsigned lnum; 862 scrshot_t *ptr = (scrshot_t *)data; 863 void *outp = ptr->buf; 864 865 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0) 866 return EINVAL; 867 s = spltty(); 868 if (ISGRAPHSC(scp)) { 869 splx(s); 870 return EOPNOTSUPP; 871 } 872 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 873 if (((u_int)ptr->x + ptr->xsize) > scp->xsize || 874 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 875 splx(s); 876 return EINVAL; 877 } 878 879 lsize = scp->xsize * sizeof(u_int16_t); 880 csize = ptr->xsize * sizeof(u_int16_t); 881 /* Pointer to the last line of framebuffer */ 882 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 883 sizeof(u_int16_t); 884 /* Pointer to the last line of target buffer */ 885 outp = (char *)outp + ptr->ysize * csize; 886 /* Pointer to the last line of history buffer */ 887 if (scp->history != NULL) 888 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 889 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 890 else 891 hstp = 0; 892 893 retval = 0; 894 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 895 if (lnum < scp->ysize) { 896 frbp -= lsize; 897 } else { 898 hstp -= lsize; 899 if (hstp < scp->history->vtb_buffer) 900 hstp += scp->history->vtb_rows * lsize; 901 frbp = hstp; 902 } 903 if (lnum < ptr->y) 904 continue; 905 outp = (char *)outp - csize; 906 retval = copyout((void *)frbp, outp, csize); 907 if (retval != 0) 908 break; 909 } 910 splx(s); 911 return retval; 912 } 913 914 case VT_SETMODE: /* set screen switcher mode */ 915 { 916 struct vt_mode *mode; 917 struct proc *p1; 918 919 mode = (struct vt_mode *)data; 920 DPRINTF(5, ("%s%d: VT_SETMODE ", SC_DRIVER_NAME, sc->unit)); 921 if (scp->smode.mode == VT_PROCESS) { 922 p1 = pfind(scp->pid); 923 if (scp->proc == p1 && scp->proc != td->td_proc) { 924 if (p1) 925 PROC_UNLOCK(p1); 926 DPRINTF(5, ("error EPERM\n")); 927 return EPERM; 928 } 929 if (p1) 930 PROC_UNLOCK(p1); 931 } 932 s = spltty(); 933 if (mode->mode == VT_AUTO) { 934 scp->smode.mode = VT_AUTO; 935 scp->proc = NULL; 936 scp->pid = 0; 937 DPRINTF(5, ("VT_AUTO, ")); 938 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 939 cnavailable(sc_consptr, TRUE); 940 /* were we in the middle of the vty switching process? */ 941 if (finish_vt_rel(scp, TRUE, &s) == 0) 942 DPRINTF(5, ("reset WAIT_REL, ")); 943 if (finish_vt_acq(scp) == 0) 944 DPRINTF(5, ("reset WAIT_ACQ, ")); 945 } else { 946 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 947 || !ISSIGVALID(mode->frsig)) { 948 splx(s); 949 DPRINTF(5, ("error EINVAL\n")); 950 return EINVAL; 951 } 952 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 953 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 954 scp->proc = td->td_proc; 955 scp->pid = scp->proc->p_pid; 956 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 957 cnavailable(sc_consptr, FALSE); 958 } 959 splx(s); 960 DPRINTF(5, ("\n")); 961 return 0; 962 } 963 964 case VT_GETMODE: /* get screen switcher mode */ 965 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 966 return 0; 967 968 case VT_RELDISP: /* screen switcher ioctl */ 969 s = spltty(); 970 /* 971 * This must be the current vty which is in the VT_PROCESS 972 * switching mode... 973 */ 974 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 975 splx(s); 976 return EINVAL; 977 } 978 /* ...and this process is controlling it. */ 979 if (scp->proc != td->td_proc) { 980 splx(s); 981 return EPERM; 982 } 983 error = EINVAL; 984 switch(*(intptr_t *)data) { 985 case VT_FALSE: /* user refuses to release screen, abort */ 986 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 987 DPRINTF(5, ("%s%d: VT_FALSE\n", SC_DRIVER_NAME, sc->unit)); 988 break; 989 case VT_TRUE: /* user has released screen, go on */ 990 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 991 DPRINTF(5, ("%s%d: VT_TRUE\n", SC_DRIVER_NAME, sc->unit)); 992 break; 993 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 994 if ((error = finish_vt_acq(scp)) == 0) 995 DPRINTF(5, ("%s%d: VT_ACKACQ\n", SC_DRIVER_NAME, sc->unit)); 996 break; 997 default: 998 break; 999 } 1000 splx(s); 1001 return error; 1002 1003 case VT_OPENQRY: /* return free virtual console */ 1004 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1005 tp = VIRTUAL_TTY(sc, i); 1006 if (!ISTTYOPEN(tp)) { 1007 *(int *)data = i + 1; 1008 return 0; 1009 } 1010 } 1011 return EINVAL; 1012 1013 case VT_ACTIVATE: /* switch to screen *data */ 1014 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1015 s = spltty(); 1016 sc_clean_up(sc->cur_scp); 1017 splx(s); 1018 return sc_switch_scr(sc, i); 1019 1020 case VT_WAITACTIVE: /* wait for switch to occur */ 1021 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1022 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1023 return EINVAL; 1024 s = spltty(); 1025 error = sc_clean_up(sc->cur_scp); 1026 splx(s); 1027 if (error) 1028 return error; 1029 scp = sc_get_stat(SC_DEV(sc, i)); 1030 if (scp == scp->sc->cur_scp) 1031 return 0; 1032 while ((error=tsleep(&scp->smode, PZERO|PCATCH, 1033 "waitvt", 0)) == ERESTART) ; 1034 return error; 1035 1036 case VT_GETACTIVE: /* get active vty # */ 1037 *(int *)data = sc->cur_scp->index + 1; 1038 return 0; 1039 1040 case VT_GETINDEX: /* get this vty # */ 1041 *(int *)data = scp->index + 1; 1042 return 0; 1043 1044 case VT_LOCKSWITCH: /* prevent vty switching */ 1045 if ((*(int *)data) & 0x01) 1046 sc->flags |= SC_SCRN_VTYLOCK; 1047 else 1048 sc->flags &= ~SC_SCRN_VTYLOCK; 1049 return 0; 1050 1051 case KDENABIO: /* allow io operations */ 1052 error = suser(td); 1053 if (error != 0) 1054 return error; 1055 error = securelevel_gt(td->td_ucred, 0); 1056 if (error != 0) 1057 return error; 1058#ifdef __i386__ 1059 td->td_frame->tf_eflags |= PSL_IOPL; 1060#elif defined(__amd64__) 1061 td->td_frame->tf_rflags |= PSL_IOPL; 1062#endif 1063 return 0; 1064 1065 case KDDISABIO: /* disallow io operations (default) */ 1066#ifdef __i386__ 1067 td->td_frame->tf_eflags &= ~PSL_IOPL; 1068#elif defined(__amd64__) 1069 td->td_frame->tf_rflags &= ~PSL_IOPL; 1070#endif 1071 return 0; 1072 1073 case KDSKBSTATE: /* set keyboard state (locks) */ 1074 if (*(int *)data & ~LOCK_MASK) 1075 return EINVAL; 1076 scp->status &= ~LOCK_MASK; 1077 scp->status |= *(int *)data; 1078 if (scp == sc->cur_scp) 1079 update_kbd_state(scp, scp->status, LOCK_MASK); 1080 return 0; 1081 1082 case KDGKBSTATE: /* get keyboard state (locks) */ 1083 if (scp == sc->cur_scp) 1084 save_kbd_state(scp); 1085 *(int *)data = scp->status & LOCK_MASK; 1086 return 0; 1087 1088 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1089 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1090 error = kbd_ioctl(sc->kbd, cmd, data); 1091 if (error == ENOIOCTL) 1092 error = ENODEV; 1093 return error; 1094 1095 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1096 if (*(int *)data & ~0x7f) 1097 return EINVAL; 1098 error = kbd_ioctl(sc->kbd, cmd, data); 1099 if (error == ENOIOCTL) 1100 error = ENODEV; 1101 return error; 1102 1103 case KDSKBMODE: /* set keyboard mode */ 1104 switch (*(int *)data) { 1105 case K_XLATE: /* switch to XLT ascii mode */ 1106 case K_RAW: /* switch to RAW scancode mode */ 1107 case K_CODE: /* switch to CODE mode */ 1108 scp->kbd_mode = *(int *)data; 1109 if (scp == sc->cur_scp) 1110 kbd_ioctl(sc->kbd, cmd, data); 1111 return 0; 1112 default: 1113 return EINVAL; 1114 } 1115 /* NOT REACHED */ 1116 1117 case KDGKBMODE: /* get keyboard mode */ 1118 *(int *)data = scp->kbd_mode; 1119 return 0; 1120 1121 case KDGKBINFO: 1122 error = kbd_ioctl(sc->kbd, cmd, data); 1123 if (error == ENOIOCTL) 1124 error = ENODEV; 1125 return error; 1126 1127 case KDMKTONE: /* sound the bell */ 1128 if (*(int*)data) 1129 sc_bell(scp, (*(int*)data)&0xffff, 1130 (((*(int*)data)>>16)&0xffff)*hz/1000); 1131 else 1132 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1133 return 0; 1134 1135 case KIOCSOUND: /* make tone (*data) hz */ 1136 if (scp == sc->cur_scp) { 1137 if (*(int *)data) 1138 return sc_tone(*(int *)data); 1139 else 1140 return sc_tone(0); 1141 } 1142 return 0; 1143 1144 case KDGKBTYPE: /* get keyboard type */ 1145 error = kbd_ioctl(sc->kbd, cmd, data); 1146 if (error == ENOIOCTL) { 1147 /* always return something? XXX */ 1148 *(int *)data = 0; 1149 } 1150 return 0; 1151 1152 case KDSETLED: /* set keyboard LED status */ 1153 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1154 return EINVAL; 1155 scp->status &= ~LED_MASK; 1156 scp->status |= *(int *)data; 1157 if (scp == sc->cur_scp) 1158 update_kbd_leds(scp, scp->status); 1159 return 0; 1160 1161 case KDGETLED: /* get keyboard LED status */ 1162 if (scp == sc->cur_scp) 1163 save_kbd_state(scp); 1164 *(int *)data = scp->status & LED_MASK; 1165 return 0; 1166 1167 case CONS_SETKBD: /* set the new keyboard */ 1168 { 1169 keyboard_t *newkbd; 1170 1171 s = spltty(); 1172 newkbd = kbd_get_keyboard(*(int *)data); 1173 if (newkbd == NULL) { 1174 splx(s); 1175 return EINVAL; 1176 } 1177 error = 0; 1178 if (sc->kbd != newkbd) { 1179 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1180 (void *)&sc->keyboard, sckbdevent, sc); 1181 /* i == newkbd->kb_index */ 1182 if (i >= 0) { 1183 if (sc->kbd != NULL) { 1184 save_kbd_state(sc->cur_scp); 1185 kbd_release(sc->kbd, (void *)&sc->keyboard); 1186 } 1187 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1188 sc->keyboard = i; 1189 kbd_ioctl(sc->kbd, KDSKBMODE, 1190 (caddr_t)&sc->cur_scp->kbd_mode); 1191 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1192 LOCK_MASK); 1193 } else { 1194 error = EPERM; /* XXX */ 1195 } 1196 } 1197 splx(s); 1198 return error; 1199 } 1200 1201 case CONS_RELKBD: /* release the current keyboard */ 1202 s = spltty(); 1203 error = 0; 1204 if (sc->kbd != NULL) { 1205 save_kbd_state(sc->cur_scp); 1206 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1207 if (error == 0) { 1208 sc->kbd = NULL; 1209 sc->keyboard = -1; 1210 } 1211 } 1212 splx(s); 1213 return error; 1214 1215 case CONS_GETTERM: /* get the current terminal emulator info */ 1216 { 1217 sc_term_sw_t *sw; 1218 1219 if (((term_info_t *)data)->ti_index == 0) { 1220 sw = scp->tsw; 1221 } else { 1222 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1223 } 1224 if (sw != NULL) { 1225 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1226 sizeof(((term_info_t *)data)->ti_name)); 1227 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1228 sizeof(((term_info_t *)data)->ti_desc)); 1229 ((term_info_t *)data)->ti_flags = 0; 1230 return 0; 1231 } else { 1232 ((term_info_t *)data)->ti_name[0] = '\0'; 1233 ((term_info_t *)data)->ti_desc[0] = '\0'; 1234 ((term_info_t *)data)->ti_flags = 0; 1235 return EINVAL; 1236 } 1237 } 1238 1239 case CONS_SETTERM: /* set the current terminal emulator */ 1240 s = spltty(); 1241 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1242 /* FIXME: what if scp == sc_console! XXX */ 1243 splx(s); 1244 return error; 1245 1246 case GIO_SCRNMAP: /* get output translation table */ 1247 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1248 return 0; 1249 1250 case PIO_SCRNMAP: /* set output translation table */ 1251 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1252 for (i=0; i<sizeof(sc->scr_map); i++) { 1253 sc->scr_rmap[sc->scr_map[i]] = i; 1254 } 1255 return 0; 1256 1257 case GIO_KEYMAP: /* get keyboard translation table */ 1258 case PIO_KEYMAP: /* set keyboard translation table */ 1259 case GIO_DEADKEYMAP: /* get accent key translation table */ 1260 case PIO_DEADKEYMAP: /* set accent key translation table */ 1261 case GETFKEY: /* get function key string */ 1262 case SETFKEY: /* set function key string */ 1263 error = kbd_ioctl(sc->kbd, cmd, data); 1264 if (error == ENOIOCTL) 1265 error = ENODEV; 1266 return error; 1267 1268#ifndef SC_NO_FONT_LOADING 1269 1270 case PIO_FONT8x8: /* set 8x8 dot font */ 1271 if (!ISFONTAVAIL(sc->adp->va_flags)) 1272 return ENXIO; 1273 bcopy(data, sc->font_8, 8*256); 1274 sc->fonts_loaded |= FONT_8; 1275 /* 1276 * FONT KLUDGE 1277 * Always use the font page #0. XXX 1278 * Don't load if the current font size is not 8x8. 1279 */ 1280 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1281 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1282 return 0; 1283 1284 case GIO_FONT8x8: /* get 8x8 dot font */ 1285 if (!ISFONTAVAIL(sc->adp->va_flags)) 1286 return ENXIO; 1287 if (sc->fonts_loaded & FONT_8) { 1288 bcopy(sc->font_8, data, 8*256); 1289 return 0; 1290 } 1291 else 1292 return ENXIO; 1293 1294 case PIO_FONT8x14: /* set 8x14 dot font */ 1295 if (!ISFONTAVAIL(sc->adp->va_flags)) 1296 return ENXIO; 1297 bcopy(data, sc->font_14, 14*256); 1298 sc->fonts_loaded |= FONT_14; 1299 /* 1300 * FONT KLUDGE 1301 * Always use the font page #0. XXX 1302 * Don't load if the current font size is not 8x14. 1303 */ 1304 if (ISTEXTSC(sc->cur_scp) 1305 && (sc->cur_scp->font_size >= 14) 1306 && (sc->cur_scp->font_size < 16)) 1307 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1308 return 0; 1309 1310 case GIO_FONT8x14: /* get 8x14 dot font */ 1311 if (!ISFONTAVAIL(sc->adp->va_flags)) 1312 return ENXIO; 1313 if (sc->fonts_loaded & FONT_14) { 1314 bcopy(sc->font_14, data, 14*256); 1315 return 0; 1316 } 1317 else 1318 return ENXIO; 1319 1320 case PIO_FONT8x16: /* set 8x16 dot font */ 1321 if (!ISFONTAVAIL(sc->adp->va_flags)) 1322 return ENXIO; 1323 bcopy(data, sc->font_16, 16*256); 1324 sc->fonts_loaded |= FONT_16; 1325 /* 1326 * FONT KLUDGE 1327 * Always use the font page #0. XXX 1328 * Don't load if the current font size is not 8x16. 1329 */ 1330 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1331 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1332 return 0; 1333 1334 case GIO_FONT8x16: /* get 8x16 dot font */ 1335 if (!ISFONTAVAIL(sc->adp->va_flags)) 1336 return ENXIO; 1337 if (sc->fonts_loaded & FONT_16) { 1338 bcopy(sc->font_16, data, 16*256); 1339 return 0; 1340 } 1341 else 1342 return ENXIO; 1343 1344#endif /* SC_NO_FONT_LOADING */ 1345 1346 default: 1347 break; 1348 } 1349 1350 return (ttyioctl(dev, cmd, data, flag, td)); 1351} 1352 1353static void 1354scstart(struct tty *tp) 1355{ 1356 struct clist *rbp; 1357 int s, len; 1358 u_char buf[PCBURST]; 1359 scr_stat *scp = sc_get_stat(tp->t_dev); 1360 1361 if (scp->status & SLKED || 1362 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 1363 return; 1364 s = spltty(); 1365 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1366 tp->t_state |= TS_BUSY; 1367 rbp = &tp->t_outq; 1368 while (rbp->c_cc) { 1369 len = q_to_b(rbp, buf, PCBURST); 1370 splx(s); 1371 sc_puts(scp, buf, len); 1372 s = spltty(); 1373 } 1374 tp->t_state &= ~TS_BUSY; 1375 ttwwakeup(tp); 1376 } 1377 splx(s); 1378} 1379 1380static void 1381sccnprobe(struct consdev *cp) 1382{ 1383 int unit; 1384 int flags; 1385 1386 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1387 1388 /* a video card is always required */ 1389 if (!scvidprobe(unit, flags, TRUE)) 1390 cp->cn_pri = CN_DEAD; 1391 1392 /* syscons will become console even when there is no keyboard */ 1393 sckbdprobe(unit, flags, TRUE); 1394 1395 if (cp->cn_pri == CN_DEAD) 1396 return; 1397 1398 /* initialize required fields */ 1399 sprintf(cp->cn_name, "consolectl"); 1400} 1401 1402static void 1403sccninit(struct consdev *cp) 1404{ 1405 int unit; 1406 int flags; 1407 1408 sc_get_cons_priority(&unit, &flags); 1409 scinit(unit, flags | SC_KERNEL_CONSOLE); 1410 sc_console_unit = unit; 1411 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1412 sc_consptr = cp; 1413} 1414 1415static void 1416sccnterm(struct consdev *cp) 1417{ 1418 /* we are not the kernel console any more, release everything */ 1419 1420 if (sc_console_unit < 0) 1421 return; /* shouldn't happen */ 1422 1423#if 0 /* XXX */ 1424 sc_clear_screen(sc_console); 1425 sccnupdate(sc_console); 1426#endif 1427 1428 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1429 sc_console_unit = -1; 1430 sc_console = NULL; 1431} 1432 1433static void 1434sccnputc(struct consdev *cd, int c) 1435{ 1436 u_char buf[1]; 1437 scr_stat *scp = sc_console; 1438 void *save; 1439#ifndef SC_NO_HISTORY 1440 struct tty *tp; 1441#endif /* !SC_NO_HISTORY */ 1442 int s; 1443 1444 /* assert(sc_console != NULL) */ 1445 1446#ifndef SC_NO_HISTORY 1447 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1448 scp->status &= ~SLKED; 1449 update_kbd_state(scp, scp->status, SLKED); 1450 if (scp->status & BUFFER_SAVED) { 1451 if (!sc_hist_restore(scp)) 1452 sc_remove_cutmarking(scp); 1453 scp->status &= ~BUFFER_SAVED; 1454 scp->status |= CURSOR_ENABLED; 1455 sc_draw_cursor_image(scp); 1456 } 1457 tp = VIRTUAL_TTY(scp->sc, scp->index); 1458 if (ISTTYOPEN(tp)) 1459 scstart(tp); 1460 } 1461#endif /* !SC_NO_HISTORY */ 1462 1463 save = scp->ts; 1464 if (kernel_console_ts != NULL) 1465 scp->ts = kernel_console_ts; 1466 buf[0] = c; 1467 sc_puts(scp, buf, 1); 1468 scp->ts = save; 1469 1470 s = spltty(); /* block sckbdevent and scrn_timer */ 1471 sccnupdate(scp); 1472 splx(s); 1473} 1474 1475static int 1476sccngetc(struct consdev *cd) 1477{ 1478 return sccngetch(0); 1479} 1480 1481static int 1482sccncheckc(struct consdev *cd) 1483{ 1484 return sccngetch(SCGETC_NONBLOCK); 1485} 1486 1487static void 1488sccndbctl(struct consdev *cd, int on) 1489{ 1490 /* assert(sc_console_unit >= 0) */ 1491 /* try to switch to the kernel console screen */ 1492 if (on && debugger == 0) { 1493 /* 1494 * TRY to make sure the screen saver is stopped, 1495 * and the screen is updated before switching to 1496 * the vty0. 1497 */ 1498 scrn_timer(NULL); 1499 if (!cold 1500 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1501 && sc_console->smode.mode == VT_AUTO) { 1502 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1503 ++debugger; /* XXX */ 1504#ifdef DDB 1505 /* unlock vty switching */ 1506 sc_console->sc->flags &= ~SC_SCRN_VTYLOCK; 1507#endif 1508 sc_switch_scr(sc_console->sc, sc_console->index); 1509 --debugger; /* XXX */ 1510 } 1511 } 1512 if (on) 1513 ++debugger; 1514 else 1515 --debugger; 1516} 1517 1518static int 1519sccngetch(int flags) 1520{ 1521 static struct fkeytab fkey; 1522 static int fkeycp; 1523 scr_stat *scp; 1524 u_char *p; 1525 int cur_mode; 1526 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1527 int c; 1528 1529 /* assert(sc_console != NULL) */ 1530 1531 /* 1532 * Stop the screen saver and update the screen if necessary. 1533 * What if we have been running in the screen saver code... XXX 1534 */ 1535 sc_touch_scrn_saver(); 1536 scp = sc_console->sc->cur_scp; /* XXX */ 1537 sccnupdate(scp); 1538 1539 if (fkeycp < fkey.len) { 1540 splx(s); 1541 return fkey.str[fkeycp++]; 1542 } 1543 1544 if (scp->sc->kbd == NULL) { 1545 splx(s); 1546 return -1; 1547 } 1548 1549 /* 1550 * Make sure the keyboard is accessible even when the kbd device 1551 * driver is disabled. 1552 */ 1553 kbd_enable(scp->sc->kbd); 1554 1555 /* we shall always use the keyboard in the XLATE mode here */ 1556 cur_mode = scp->kbd_mode; 1557 scp->kbd_mode = K_XLATE; 1558 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1559 1560 kbd_poll(scp->sc->kbd, TRUE); 1561 c = scgetc(scp->sc, SCGETC_CN | flags); 1562 kbd_poll(scp->sc->kbd, FALSE); 1563 1564 scp->kbd_mode = cur_mode; 1565 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1566 kbd_disable(scp->sc->kbd); 1567 splx(s); 1568 1569 switch (KEYFLAGS(c)) { 1570 case 0: /* normal char */ 1571 return KEYCHAR(c); 1572 case FKEY: /* function key */ 1573 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1574 fkey.len = fkeycp; 1575 if ((p != NULL) && (fkey.len > 0)) { 1576 bcopy(p, fkey.str, fkey.len); 1577 fkeycp = 1; 1578 return fkey.str[0]; 1579 } 1580 return c; /* XXX */ 1581 case NOKEY: 1582 case ERRKEY: 1583 default: 1584 return -1; 1585 } 1586 /* NOT REACHED */ 1587} 1588 1589static void 1590sccnupdate(scr_stat *scp) 1591{ 1592 /* this is a cut-down version of scrn_timer()... */ 1593 1594 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1595 return; 1596 1597 if (debugger > 0 || panicstr || shutdown_in_progress) { 1598 sc_touch_scrn_saver(); 1599 } else if (scp != scp->sc->cur_scp) { 1600 return; 1601 } 1602 1603 if (!run_scrn_saver) 1604 scp->sc->flags &= ~SC_SCRN_IDLE; 1605#ifdef DEV_SPLASH 1606 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1607 if (scp->sc->flags & SC_SCRN_BLANKED) 1608 stop_scrn_saver(scp->sc, current_saver); 1609#endif 1610 1611 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1612 || scp->sc->switch_in_progress) 1613 return; 1614 /* 1615 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1616 * when write_in_progress is non-zero. XXX 1617 */ 1618 1619 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1620 scrn_update(scp, TRUE); 1621} 1622 1623static void 1624scrn_timer(void *arg) 1625{ 1626#ifndef PC98 1627 static int kbd_interval = 0; 1628#endif 1629 struct timeval tv; 1630 sc_softc_t *sc; 1631 scr_stat *scp; 1632 int again; 1633 int s; 1634 1635 again = (arg != NULL); 1636 if (arg != NULL) 1637 sc = (sc_softc_t *)arg; 1638 else if (sc_console != NULL) 1639 sc = sc_console->sc; 1640 else 1641 return; 1642 1643 /* don't do anything when we are performing some I/O operations */ 1644 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1645 if (again) 1646 timeout(scrn_timer, sc, hz / 10); 1647 return; 1648 } 1649 s = spltty(); 1650 1651#ifndef PC98 1652 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1653 /* try to allocate a keyboard automatically */ 1654 if (++kbd_interval >= 25) { 1655 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1656 sckbdevent, sc); 1657 if (sc->keyboard >= 0) { 1658 sc->kbd = kbd_get_keyboard(sc->keyboard); 1659 kbd_ioctl(sc->kbd, KDSKBMODE, 1660 (caddr_t)&sc->cur_scp->kbd_mode); 1661 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1662 LOCK_MASK); 1663 } 1664 kbd_interval = 0; 1665 } 1666 } 1667#endif /* PC98 */ 1668 1669 /* find the vty to update */ 1670 scp = sc->cur_scp; 1671 1672 /* should we stop the screen saver? */ 1673 getmicrouptime(&tv); 1674 if (debugger > 0 || panicstr || shutdown_in_progress) 1675 sc_touch_scrn_saver(); 1676 if (run_scrn_saver) { 1677 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1678 sc->flags |= SC_SCRN_IDLE; 1679 else 1680 sc->flags &= ~SC_SCRN_IDLE; 1681 } else { 1682 sc->scrn_time_stamp = tv.tv_sec; 1683 sc->flags &= ~SC_SCRN_IDLE; 1684 if (scrn_blank_time > 0) 1685 run_scrn_saver = TRUE; 1686 } 1687#ifdef DEV_SPLASH 1688 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1689 if (sc->flags & SC_SCRN_BLANKED) 1690 stop_scrn_saver(sc, current_saver); 1691#endif 1692 1693 /* should we just return ? */ 1694 if (sc->blink_in_progress || sc->switch_in_progress 1695 || sc->write_in_progress) { 1696 if (again) 1697 timeout(scrn_timer, sc, hz / 10); 1698 splx(s); 1699 return; 1700 } 1701 1702 /* Update the screen */ 1703 scp = sc->cur_scp; /* cur_scp may have changed... */ 1704 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1705 scrn_update(scp, TRUE); 1706 1707#ifdef DEV_SPLASH 1708 /* should we activate the screen saver? */ 1709 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1710 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1711 (*current_saver)(sc, TRUE); 1712#endif 1713 1714 if (again) 1715 timeout(scrn_timer, sc, hz / 25); 1716 splx(s); 1717} 1718 1719static int 1720and_region(int *s1, int *e1, int s2, int e2) 1721{ 1722 if (*e1 < s2 || e2 < *s1) 1723 return FALSE; 1724 *s1 = imax(*s1, s2); 1725 *e1 = imin(*e1, e2); 1726 return TRUE; 1727} 1728 1729static void 1730scrn_update(scr_stat *scp, int show_cursor) 1731{ 1732 int start; 1733 int end; 1734 int s; 1735 int e; 1736 1737 /* assert(scp == scp->sc->cur_scp) */ 1738 1739 ++scp->sc->videoio_in_progress; 1740 1741#ifndef SC_NO_CUTPASTE 1742 /* remove the previous mouse pointer image if necessary */ 1743 if (scp->status & MOUSE_VISIBLE) { 1744 s = scp->mouse_pos; 1745 e = scp->mouse_pos + scp->xsize + 1; 1746 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1747 || and_region(&s, &e, scp->start, scp->end) 1748 || ((scp->status & CURSOR_ENABLED) && 1749 (scp->cursor_pos != scp->cursor_oldpos) && 1750 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1751 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1752 sc_remove_mouse_image(scp); 1753 if (scp->end >= scp->xsize*scp->ysize) 1754 scp->end = scp->xsize*scp->ysize - 1; 1755 } 1756 } 1757#endif /* !SC_NO_CUTPASTE */ 1758 1759#if 1 1760 /* debug: XXX */ 1761 if (scp->end >= scp->xsize*scp->ysize) { 1762 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1763 scp->end = scp->xsize*scp->ysize - 1; 1764 } 1765 if (scp->start < 0) { 1766 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1767 scp->start = 0; 1768 } 1769#endif 1770 1771 /* update screen image */ 1772 if (scp->start <= scp->end) { 1773 if (scp->mouse_cut_end >= 0) { 1774 /* there is a marked region for cut & paste */ 1775 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1776 start = scp->mouse_cut_start; 1777 end = scp->mouse_cut_end; 1778 } else { 1779 start = scp->mouse_cut_end; 1780 end = scp->mouse_cut_start - 1; 1781 } 1782 s = start; 1783 e = end; 1784 /* does the cut-mark region overlap with the update region? */ 1785 if (and_region(&s, &e, scp->start, scp->end)) { 1786 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1787 s = 0; 1788 e = start - 1; 1789 if (and_region(&s, &e, scp->start, scp->end)) 1790 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1791 s = end + 1; 1792 e = scp->xsize*scp->ysize - 1; 1793 if (and_region(&s, &e, scp->start, scp->end)) 1794 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1795 } else { 1796 (*scp->rndr->draw)(scp, scp->start, 1797 scp->end - scp->start + 1, FALSE); 1798 } 1799 } else { 1800 (*scp->rndr->draw)(scp, scp->start, 1801 scp->end - scp->start + 1, FALSE); 1802 } 1803 } 1804 1805 /* we are not to show the cursor and the mouse pointer... */ 1806 if (!show_cursor) { 1807 scp->end = 0; 1808 scp->start = scp->xsize*scp->ysize - 1; 1809 --scp->sc->videoio_in_progress; 1810 return; 1811 } 1812 1813 /* update cursor image */ 1814 if (scp->status & CURSOR_ENABLED) { 1815 s = scp->start; 1816 e = scp->end; 1817 /* did cursor move since last time ? */ 1818 if (scp->cursor_pos != scp->cursor_oldpos) { 1819 /* do we need to remove old cursor image ? */ 1820 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1821 sc_remove_cursor_image(scp); 1822 sc_draw_cursor_image(scp); 1823 } else { 1824 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1825 /* cursor didn't move, but has been overwritten */ 1826 sc_draw_cursor_image(scp); 1827 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1828 /* if it's a blinking cursor, update it */ 1829 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1830 sc_inside_cutmark(scp, 1831 scp->cursor_pos)); 1832 } 1833 } 1834 1835#ifndef SC_NO_CUTPASTE 1836 /* update "pseudo" mouse pointer image */ 1837 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1838 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1839 scp->status &= ~MOUSE_MOVED; 1840 sc_draw_mouse_image(scp); 1841 } 1842 } 1843#endif /* SC_NO_CUTPASTE */ 1844 1845 scp->end = 0; 1846 scp->start = scp->xsize*scp->ysize - 1; 1847 1848 --scp->sc->videoio_in_progress; 1849} 1850 1851#ifdef DEV_SPLASH 1852static int 1853scsplash_callback(int event, void *arg) 1854{ 1855 sc_softc_t *sc; 1856 int error; 1857 1858 sc = (sc_softc_t *)arg; 1859 1860 switch (event) { 1861 case SPLASH_INIT: 1862 if (add_scrn_saver(scsplash_saver) == 0) { 1863 sc->flags &= ~SC_SAVER_FAILED; 1864 run_scrn_saver = TRUE; 1865 if (cold && !(boothowto & RB_VERBOSE)) { 1866 scsplash_stick(TRUE); 1867 (*current_saver)(sc, TRUE); 1868 } 1869 } 1870 return 0; 1871 1872 case SPLASH_TERM: 1873 if (current_saver == scsplash_saver) { 1874 scsplash_stick(FALSE); 1875 error = remove_scrn_saver(scsplash_saver); 1876 if (error) 1877 return error; 1878 } 1879 return 0; 1880 1881 default: 1882 return EINVAL; 1883 } 1884} 1885 1886static void 1887scsplash_saver(sc_softc_t *sc, int show) 1888{ 1889 static int busy = FALSE; 1890 scr_stat *scp; 1891 1892 if (busy) 1893 return; 1894 busy = TRUE; 1895 1896 scp = sc->cur_scp; 1897 if (show) { 1898 if (!(sc->flags & SC_SAVER_FAILED)) { 1899 if (!(sc->flags & SC_SCRN_BLANKED)) 1900 set_scrn_saver_mode(scp, -1, NULL, 0); 1901 switch (splash(sc->adp, TRUE)) { 1902 case 0: /* succeeded */ 1903 break; 1904 case EAGAIN: /* try later */ 1905 restore_scrn_saver_mode(scp, FALSE); 1906 sc_touch_scrn_saver(); /* XXX */ 1907 break; 1908 default: 1909 sc->flags |= SC_SAVER_FAILED; 1910 scsplash_stick(FALSE); 1911 restore_scrn_saver_mode(scp, TRUE); 1912 printf("scsplash_saver(): failed to put up the image\n"); 1913 break; 1914 } 1915 } 1916 } else if (!sticky_splash) { 1917 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1918 restore_scrn_saver_mode(scp, TRUE); 1919 } 1920 busy = FALSE; 1921} 1922 1923static int 1924add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1925{ 1926#if 0 1927 int error; 1928 1929 if (current_saver != none_saver) { 1930 error = remove_scrn_saver(current_saver); 1931 if (error) 1932 return error; 1933 } 1934#endif 1935 if (current_saver != none_saver) 1936 return EBUSY; 1937 1938 run_scrn_saver = FALSE; 1939 saver_mode = CONS_LKM_SAVER; 1940 current_saver = this_saver; 1941 return 0; 1942} 1943 1944static int 1945remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1946{ 1947 if (current_saver != this_saver) 1948 return EINVAL; 1949 1950#if 0 1951 /* 1952 * In order to prevent `current_saver' from being called by 1953 * the timeout routine `scrn_timer()' while we manipulate 1954 * the saver list, we shall set `current_saver' to `none_saver' 1955 * before stopping the current saver, rather than blocking by `splXX()'. 1956 */ 1957 current_saver = none_saver; 1958 if (scrn_blanked) 1959 stop_scrn_saver(this_saver); 1960#endif 1961 1962 /* unblank all blanked screens */ 1963 wait_scrn_saver_stop(NULL); 1964 if (scrn_blanked) 1965 return EBUSY; 1966 1967 current_saver = none_saver; 1968 return 0; 1969} 1970 1971static int 1972set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 1973{ 1974 int s; 1975 1976 /* assert(scp == scp->sc->cur_scp) */ 1977 s = spltty(); 1978 if (!ISGRAPHSC(scp)) 1979 sc_remove_cursor_image(scp); 1980 scp->splash_save_mode = scp->mode; 1981 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 1982 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 1983 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 1984 scp->sc->flags |= SC_SCRN_BLANKED; 1985 ++scrn_blanked; 1986 splx(s); 1987 if (mode < 0) 1988 return 0; 1989 scp->mode = mode; 1990 if (set_mode(scp) == 0) { 1991 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 1992 scp->status |= GRAPHICS_MODE; 1993#ifndef SC_NO_PALETTE_LOADING 1994 if (pal != NULL) 1995 load_palette(scp->sc->adp, pal); 1996#endif 1997 sc_set_border(scp, border); 1998 return 0; 1999 } else { 2000 s = spltty(); 2001 scp->mode = scp->splash_save_mode; 2002 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2003 scp->status |= scp->splash_save_status; 2004 splx(s); 2005 return 1; 2006 } 2007} 2008 2009static int 2010restore_scrn_saver_mode(scr_stat *scp, int changemode) 2011{ 2012 int mode; 2013 int status; 2014 int s; 2015 2016 /* assert(scp == scp->sc->cur_scp) */ 2017 s = spltty(); 2018 mode = scp->mode; 2019 status = scp->status; 2020 scp->mode = scp->splash_save_mode; 2021 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2022 scp->status |= scp->splash_save_status; 2023 scp->sc->flags &= ~SC_SCRN_BLANKED; 2024 if (!changemode) { 2025 if (!ISGRAPHSC(scp)) 2026 sc_draw_cursor_image(scp); 2027 --scrn_blanked; 2028 splx(s); 2029 return 0; 2030 } 2031 if (set_mode(scp) == 0) { 2032#ifndef SC_NO_PALETTE_LOADING 2033 load_palette(scp->sc->adp, scp->sc->palette); 2034#endif 2035 --scrn_blanked; 2036 splx(s); 2037 return 0; 2038 } else { 2039 scp->mode = mode; 2040 scp->status = status; 2041 splx(s); 2042 return 1; 2043 } 2044} 2045 2046static void 2047stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2048{ 2049 (*saver)(sc, FALSE); 2050 run_scrn_saver = FALSE; 2051 /* the screen saver may have chosen not to stop after all... */ 2052 if (sc->flags & SC_SCRN_BLANKED) 2053 return; 2054 2055 mark_all(sc->cur_scp); 2056 if (sc->delayed_next_scr) 2057 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2058 if (debugger == 0) 2059 wakeup(&scrn_blanked); 2060} 2061 2062static int 2063wait_scrn_saver_stop(sc_softc_t *sc) 2064{ 2065 int error = 0; 2066 2067 while (scrn_blanked > 0) { 2068 run_scrn_saver = FALSE; 2069 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2070 error = 0; 2071 break; 2072 } 2073 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2074 if ((error != 0) && (error != ERESTART)) 2075 break; 2076 } 2077 run_scrn_saver = FALSE; 2078 return error; 2079} 2080#endif /* DEV_SPLASH */ 2081 2082void 2083sc_touch_scrn_saver(void) 2084{ 2085 scsplash_stick(FALSE); 2086 run_scrn_saver = FALSE; 2087} 2088 2089int 2090sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2091{ 2092 scr_stat *cur_scp; 2093 struct tty *tp; 2094 struct proc *p; 2095 int s; 2096 2097 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2098 2099 if (sc->cur_scp == NULL) 2100 return (0); 2101 2102 /* prevent switch if previously requested */ 2103 if (sc->flags & SC_SCRN_VTYLOCK) { 2104 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2105 sc->cur_scp->bell_duration); 2106 return EPERM; 2107 } 2108 2109 /* delay switch if the screen is blanked or being updated */ 2110 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2111 || sc->blink_in_progress || sc->videoio_in_progress) { 2112 sc->delayed_next_scr = next_scr + 1; 2113 sc_touch_scrn_saver(); 2114 DPRINTF(5, ("switch delayed\n")); 2115 return 0; 2116 } 2117 2118 s = spltty(); 2119 cur_scp = sc->cur_scp; 2120 2121 /* we are in the middle of the vty switching process... */ 2122 if (sc->switch_in_progress 2123 && (cur_scp->smode.mode == VT_PROCESS) 2124 && cur_scp->proc) { 2125 p = pfind(cur_scp->pid); 2126 if (cur_scp->proc != p) { 2127 if (p) 2128 PROC_UNLOCK(p); 2129 /* 2130 * The controlling process has died!!. Do some clean up. 2131 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2132 * are not reset here yet; they will be cleared later. 2133 */ 2134 DPRINTF(5, ("cur_scp controlling process %d died, ", 2135 cur_scp->pid)); 2136 if (cur_scp->status & SWITCH_WAIT_REL) { 2137 /* 2138 * Force the previous switch to finish, but return now 2139 * with error. 2140 */ 2141 DPRINTF(5, ("reset WAIT_REL, ")); 2142 finish_vt_rel(cur_scp, TRUE, &s); 2143 splx(s); 2144 DPRINTF(5, ("finishing previous switch\n")); 2145 return EINVAL; 2146 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2147 /* let's assume screen switch has been completed. */ 2148 DPRINTF(5, ("reset WAIT_ACQ, ")); 2149 finish_vt_acq(cur_scp); 2150 } else { 2151 /* 2152 * We are in between screen release and acquisition, and 2153 * reached here via scgetc() or scrn_timer() which has 2154 * interrupted exchange_scr(). Don't do anything stupid. 2155 */ 2156 DPRINTF(5, ("waiting nothing, ")); 2157 } 2158 } else { 2159 if (p) 2160 PROC_UNLOCK(p); 2161 /* 2162 * The controlling process is alive, but not responding... 2163 * It is either buggy or it may be just taking time. 2164 * The following code is a gross kludge to cope with this 2165 * problem for which there is no clean solution. XXX 2166 */ 2167 if (cur_scp->status & SWITCH_WAIT_REL) { 2168 switch (sc->switch_in_progress++) { 2169 case 1: 2170 break; 2171 case 2: 2172 DPRINTF(5, ("sending relsig again, ")); 2173 signal_vt_rel(cur_scp); 2174 break; 2175 case 3: 2176 break; 2177 case 4: 2178 default: 2179 /* 2180 * Act as if the controlling program returned 2181 * VT_FALSE. 2182 */ 2183 DPRINTF(5, ("force reset WAIT_REL, ")); 2184 finish_vt_rel(cur_scp, FALSE, &s); 2185 splx(s); 2186 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2187 return EINVAL; 2188 } 2189 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2190 switch (sc->switch_in_progress++) { 2191 case 1: 2192 break; 2193 case 2: 2194 DPRINTF(5, ("sending acqsig again, ")); 2195 signal_vt_acq(cur_scp); 2196 break; 2197 case 3: 2198 break; 2199 case 4: 2200 default: 2201 /* clear the flag and finish the previous switch */ 2202 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2203 finish_vt_acq(cur_scp); 2204 break; 2205 } 2206 } 2207 } 2208 } 2209 2210 /* 2211 * Return error if an invalid argument is given, or vty switch 2212 * is still in progress. 2213 */ 2214 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2215 || sc->switch_in_progress) { 2216 splx(s); 2217 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2218 DPRINTF(5, ("error 1\n")); 2219 return EINVAL; 2220 } 2221 2222 /* 2223 * Don't allow switching away from the graphics mode vty 2224 * if the switch mode is VT_AUTO, unless the next vty is the same 2225 * as the current or the current vty has been closed (but showing). 2226 */ 2227 tp = VIRTUAL_TTY(sc, cur_scp->index); 2228 if ((cur_scp->index != next_scr) 2229 && ISTTYOPEN(tp) 2230 && (cur_scp->smode.mode == VT_AUTO) 2231 && ISGRAPHSC(cur_scp)) { 2232 splx(s); 2233 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2234 DPRINTF(5, ("error, graphics mode\n")); 2235 return EINVAL; 2236 } 2237 2238 /* 2239 * Is the wanted vty open? Don't allow switching to a closed vty. 2240 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2241 * Note that we always allow the user to switch to the kernel 2242 * console even if it is closed. 2243 */ 2244 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2245 tp = VIRTUAL_TTY(sc, next_scr); 2246 if (!ISTTYOPEN(tp)) { 2247 splx(s); 2248 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2249 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2250 return EINVAL; 2251 } 2252 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2253 splx(s); 2254 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2255 return EINVAL; 2256 } 2257 } 2258 2259 /* this is the start of vty switching process... */ 2260 ++sc->switch_in_progress; 2261 sc->delayed_next_scr = 0; 2262 sc->old_scp = cur_scp; 2263 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2264 if (sc->new_scp == sc->old_scp) { 2265 sc->switch_in_progress = 0; 2266 /* 2267 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2268 * sched_lock is in an in-between state, e.g., when we stop at 2269 * a breakpoint at fork_exit. It has always been wrong to call 2270 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2271 * is supposed to be locked by splhigh(), but the debugger may 2272 * be invoked at splhigh(). 2273 */ 2274 if (debugger == 0) 2275 wakeup(&sc->new_scp->smode); 2276 splx(s); 2277 DPRINTF(5, ("switch done (new == old)\n")); 2278 return 0; 2279 } 2280 2281 /* has controlling process died? */ 2282 vt_proc_alive(sc->old_scp); 2283 vt_proc_alive(sc->new_scp); 2284 2285 /* wait for the controlling process to release the screen, if necessary */ 2286 if (signal_vt_rel(sc->old_scp)) { 2287 splx(s); 2288 return 0; 2289 } 2290 2291 /* go set up the new vty screen */ 2292 splx(s); 2293 exchange_scr(sc); 2294 s = spltty(); 2295 2296 /* wake up processes waiting for this vty */ 2297 if (debugger == 0) 2298 wakeup(&sc->cur_scp->smode); 2299 2300 /* wait for the controlling process to acknowledge, if necessary */ 2301 if (signal_vt_acq(sc->cur_scp)) { 2302 splx(s); 2303 return 0; 2304 } 2305 2306 sc->switch_in_progress = 0; 2307 if (sc->unit == sc_console_unit) 2308 cnavailable(sc_consptr, TRUE); 2309 splx(s); 2310 DPRINTF(5, ("switch done\n")); 2311 2312 return 0; 2313} 2314 2315static int 2316do_switch_scr(sc_softc_t *sc, int s) 2317{ 2318 vt_proc_alive(sc->new_scp); 2319 2320 splx(s); 2321 exchange_scr(sc); 2322 s = spltty(); 2323 /* sc->cur_scp == sc->new_scp */ 2324 wakeup(&sc->cur_scp->smode); 2325 2326 /* wait for the controlling process to acknowledge, if necessary */ 2327 if (!signal_vt_acq(sc->cur_scp)) { 2328 sc->switch_in_progress = 0; 2329 if (sc->unit == sc_console_unit) 2330 cnavailable(sc_consptr, TRUE); 2331 } 2332 2333 return s; 2334} 2335 2336static int 2337vt_proc_alive(scr_stat *scp) 2338{ 2339 struct proc *p; 2340 2341 if (scp->proc) { 2342 if ((p = pfind(scp->pid)) != NULL) 2343 PROC_UNLOCK(p); 2344 if (scp->proc == p) 2345 return TRUE; 2346 scp->proc = NULL; 2347 scp->smode.mode = VT_AUTO; 2348 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2349 } 2350 return FALSE; 2351} 2352 2353static int 2354signal_vt_rel(scr_stat *scp) 2355{ 2356 if (scp->smode.mode != VT_PROCESS) 2357 return FALSE; 2358 scp->status |= SWITCH_WAIT_REL; 2359 PROC_LOCK(scp->proc); 2360 psignal(scp->proc, scp->smode.relsig); 2361 PROC_UNLOCK(scp->proc); 2362 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2363 return TRUE; 2364} 2365 2366static int 2367signal_vt_acq(scr_stat *scp) 2368{ 2369 if (scp->smode.mode != VT_PROCESS) 2370 return FALSE; 2371 if (scp->sc->unit == sc_console_unit) 2372 cnavailable(sc_consptr, FALSE); 2373 scp->status |= SWITCH_WAIT_ACQ; 2374 PROC_LOCK(scp->proc); 2375 psignal(scp->proc, scp->smode.acqsig); 2376 PROC_UNLOCK(scp->proc); 2377 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2378 return TRUE; 2379} 2380 2381static int 2382finish_vt_rel(scr_stat *scp, int release, int *s) 2383{ 2384 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2385 scp->status &= ~SWITCH_WAIT_REL; 2386 if (release) 2387 *s = do_switch_scr(scp->sc, *s); 2388 else 2389 scp->sc->switch_in_progress = 0; 2390 return 0; 2391 } 2392 return EINVAL; 2393} 2394 2395static int 2396finish_vt_acq(scr_stat *scp) 2397{ 2398 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2399 scp->status &= ~SWITCH_WAIT_ACQ; 2400 scp->sc->switch_in_progress = 0; 2401 return 0; 2402 } 2403 return EINVAL; 2404} 2405 2406static void 2407exchange_scr(sc_softc_t *sc) 2408{ 2409 scr_stat *scp; 2410 2411 /* save the current state of video and keyboard */ 2412 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2413 if (!ISGRAPHSC(sc->old_scp)) 2414 sc_remove_cursor_image(sc->old_scp); 2415 if (sc->old_scp->kbd_mode == K_XLATE) 2416 save_kbd_state(sc->old_scp); 2417 2418 /* set up the video for the new screen */ 2419 scp = sc->cur_scp = sc->new_scp; 2420#ifdef PC98 2421 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2422#else 2423 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2424#endif 2425 set_mode(scp); 2426#ifndef __sparc64__ 2427 else 2428 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2429 (void *)sc->adp->va_window, FALSE); 2430#endif 2431 scp->status |= MOUSE_HIDDEN; 2432 sc_move_cursor(scp, scp->xpos, scp->ypos); 2433 if (!ISGRAPHSC(scp)) 2434 sc_set_cursor_image(scp); 2435#ifndef SC_NO_PALETTE_LOADING 2436 if (ISGRAPHSC(sc->old_scp)) 2437 load_palette(sc->adp, sc->palette); 2438#endif 2439 sc_set_border(scp, scp->border); 2440 2441 /* set up the keyboard for the new screen */ 2442 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2443 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2444 update_kbd_state(scp, scp->status, LOCK_MASK); 2445 2446 mark_all(scp); 2447} 2448 2449void 2450sc_puts(scr_stat *scp, u_char *buf, int len) 2451{ 2452#ifdef DEV_SPLASH 2453 /* make screensaver happy */ 2454 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2455 run_scrn_saver = FALSE; 2456#endif 2457 2458 if (scp->tsw) 2459 (*scp->tsw->te_puts)(scp, buf, len); 2460 2461 if (scp->sc->delayed_next_scr) 2462 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2463} 2464 2465void 2466sc_draw_cursor_image(scr_stat *scp) 2467{ 2468 /* assert(scp == scp->sc->cur_scp); */ 2469 ++scp->sc->videoio_in_progress; 2470 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2471 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2472 sc_inside_cutmark(scp, scp->cursor_pos)); 2473 scp->cursor_oldpos = scp->cursor_pos; 2474 --scp->sc->videoio_in_progress; 2475} 2476 2477void 2478sc_remove_cursor_image(scr_stat *scp) 2479{ 2480 /* assert(scp == scp->sc->cur_scp); */ 2481 ++scp->sc->videoio_in_progress; 2482 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2483 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2484 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2485 --scp->sc->videoio_in_progress; 2486} 2487 2488static void 2489update_cursor_image(scr_stat *scp) 2490{ 2491 /* assert(scp == scp->sc->cur_scp); */ 2492 sc_remove_cursor_image(scp); 2493 sc_set_cursor_image(scp); 2494 sc_draw_cursor_image(scp); 2495} 2496 2497void 2498sc_set_cursor_image(scr_stat *scp) 2499{ 2500 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2501 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2502 /* hidden cursor is internally represented as zero-height underline */ 2503 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2504 scp->curs_attr.base = scp->curs_attr.height = 0; 2505 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2506 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2507 scp->font_size - 1); 2508 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2509 scp->font_size - scp->curs_attr.base); 2510 } else { /* block cursor */ 2511 scp->curs_attr.base = 0; 2512 scp->curs_attr.height = scp->font_size; 2513 } 2514 2515 /* assert(scp == scp->sc->cur_scp); */ 2516 ++scp->sc->videoio_in_progress; 2517 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2518 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2519 --scp->sc->videoio_in_progress; 2520} 2521 2522static void 2523change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2524{ 2525 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2526 sc_remove_cursor_image(scp); 2527 2528 if (base >= 0) 2529 scp->curr_curs_attr.base = base; 2530 if (height >= 0) 2531 scp->curr_curs_attr.height = height; 2532 if (flags & CONS_RESET_CURSOR) 2533 scp->curr_curs_attr = scp->dflt_curs_attr; 2534 else 2535 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2536 2537 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2538 sc_set_cursor_image(scp); 2539 sc_draw_cursor_image(scp); 2540 } 2541} 2542 2543void 2544sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2545{ 2546 sc_softc_t *sc; 2547 struct cdev *dev; 2548 int s; 2549 int i; 2550 2551 s = spltty(); 2552 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2553 /* local (per vty) change */ 2554 change_cursor_shape(scp, flags, base, height); 2555 splx(s); 2556 return; 2557 } 2558 2559 /* global change */ 2560 sc = scp->sc; 2561 if (base >= 0) 2562 sc->curs_attr.base = base; 2563 if (height >= 0) 2564 sc->curs_attr.height = height; 2565 if (flags != -1) { 2566 if (flags & CONS_RESET_CURSOR) 2567 sc->curs_attr = sc->dflt_curs_attr; 2568 else 2569 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2570 } 2571 2572 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2573 if ((dev = SC_DEV(sc, i)) == NULL) 2574 continue; 2575 if ((scp = sc_get_stat(dev)) == NULL) 2576 continue; 2577 scp->dflt_curs_attr = sc->curs_attr; 2578 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2579 } 2580 splx(s); 2581} 2582 2583static void 2584scinit(int unit, int flags) 2585{ 2586 2587 /* 2588 * When syscons is being initialized as the kernel console, malloc() 2589 * is not yet functional, because various kernel structures has not been 2590 * fully initialized yet. Therefore, we need to declare the following 2591 * static buffers for the console. This is less than ideal, 2592 * but is necessry evil for the time being. XXX 2593 */ 2594#ifdef PC98 2595 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2596#else 2597 static u_short sc_buffer[ROW*COL]; /* XXX */ 2598#endif 2599#ifndef SC_NO_FONT_LOADING 2600 static u_char font_8[256*8]; 2601 static u_char font_14[256*14]; 2602 static u_char font_16[256*16]; 2603#endif 2604 2605 sc_softc_t *sc; 2606 scr_stat *scp; 2607 video_adapter_t *adp; 2608 int col; 2609 int row; 2610 int i; 2611 2612 /* one time initialization */ 2613 if (init_done == COLD) 2614 sc_get_bios_values(&bios_value); 2615 init_done = WARM; 2616 2617 /* 2618 * Allocate resources. Even if we are being called for the second 2619 * time, we must allocate them again, because they might have 2620 * disappeared... 2621 */ 2622 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2623 adp = NULL; 2624 if (sc->adapter >= 0) { 2625 vid_release(sc->adp, (void *)&sc->adapter); 2626 adp = sc->adp; 2627 sc->adp = NULL; 2628 } 2629 if (sc->keyboard >= 0) { 2630 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2631 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2632 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2633 if (sc->kbd != NULL) { 2634 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2635 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2636 } 2637 sc->kbd = NULL; 2638 } 2639 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2640 sc->adp = vid_get_adapter(sc->adapter); 2641 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2642 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2643 sckbdevent, sc); 2644 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2645 sc->kbd = kbd_get_keyboard(sc->keyboard); 2646 if (sc->kbd != NULL) { 2647 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2648 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2649 } 2650 2651 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2652 2653 sc->initial_mode = sc->adp->va_initial_mode; 2654 2655#ifndef SC_NO_FONT_LOADING 2656 if (flags & SC_KERNEL_CONSOLE) { 2657 sc->font_8 = font_8; 2658 sc->font_14 = font_14; 2659 sc->font_16 = font_16; 2660 } else if (sc->font_8 == NULL) { 2661 /* assert(sc_malloc) */ 2662 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2663 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2664 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2665 } 2666#endif 2667 2668 /* extract the hardware cursor location and hide the cursor for now */ 2669 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2670 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2671 2672 /* set up the first console */ 2673 sc->first_vty = unit*MAXCONS; 2674 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2675 if (flags & SC_KERNEL_CONSOLE) { 2676 /* 2677 * Set up devs structure but don't use it yet, calling make_dev() 2678 * might panic kernel. Wait for sc_attach_unit() to actually 2679 * create the devices. 2680 */ 2681 sc->dev = main_devs; 2682 scp = &main_console; 2683 init_scp(sc, sc->first_vty, scp); 2684 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2685 (void *)sc_buffer, FALSE); 2686 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2687 sc_init_emulator(scp, "*"); 2688 (*scp->tsw->te_default_attr)(scp, 2689 kernel_default.std_color, 2690 kernel_default.rev_color); 2691 } else { 2692 /* assert(sc_malloc) */ 2693 sc->dev = malloc(sizeof(struct cdev *)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2694 sc->dev[0] = make_dev(&sc_cdevsw, unit * MAXCONS, 2695 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", unit * MAXCONS); 2696 sc_alloc_tty(sc->dev[0]); 2697 scp = alloc_scp(sc, sc->first_vty); 2698 SC_STAT(sc->dev[0]) = scp; 2699 } 2700 sc->cur_scp = scp; 2701 2702#ifndef __sparc64__ 2703 /* copy screen to temporary buffer */ 2704 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2705 (void *)scp->sc->adp->va_window, FALSE); 2706 if (ISTEXTSC(scp)) 2707 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2708#endif 2709 2710 /* move cursors to the initial positions */ 2711 if (col >= scp->xsize) 2712 col = 0; 2713 if (row >= scp->ysize) 2714 row = scp->ysize - 1; 2715 scp->xpos = col; 2716 scp->ypos = row; 2717 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2718 2719 if (bios_value.cursor_end < scp->font_size) 2720 sc->dflt_curs_attr.base = scp->font_size - 2721 bios_value.cursor_end - 1; 2722 else 2723 sc->dflt_curs_attr.base = 0; 2724 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2725 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2726 sc->dflt_curs_attr.flags = 0; 2727 sc->curs_attr = sc->dflt_curs_attr; 2728 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2729 2730#ifndef SC_NO_SYSMOUSE 2731 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2732#endif 2733 if (!ISGRAPHSC(scp)) { 2734 sc_set_cursor_image(scp); 2735 sc_draw_cursor_image(scp); 2736 } 2737 2738 /* save font and palette */ 2739#ifndef SC_NO_FONT_LOADING 2740 sc->fonts_loaded = 0; 2741 if (ISFONTAVAIL(sc->adp->va_flags)) { 2742#ifdef SC_DFLT_FONT 2743 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2744 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2745 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2746 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2747 if (scp->font_size < 14) { 2748 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2749 } else if (scp->font_size >= 16) { 2750 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2751 } else { 2752 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2753 } 2754#else /* !SC_DFLT_FONT */ 2755 if (scp->font_size < 14) { 2756 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2757 sc->fonts_loaded = FONT_8; 2758 } else if (scp->font_size >= 16) { 2759 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2760 sc->fonts_loaded = FONT_16; 2761 } else { 2762 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2763 sc->fonts_loaded = FONT_14; 2764 } 2765#endif /* SC_DFLT_FONT */ 2766 /* FONT KLUDGE: always use the font page #0. XXX */ 2767 sc_show_font(scp, 0); 2768 } 2769#endif /* !SC_NO_FONT_LOADING */ 2770 2771#ifndef SC_NO_PALETTE_LOADING 2772 save_palette(sc->adp, sc->palette); 2773#endif 2774 2775#ifdef DEV_SPLASH 2776 if (!(sc->flags & SC_SPLASH_SCRN)) { 2777 /* we are ready to put up the splash image! */ 2778 splash_init(sc->adp, scsplash_callback, sc); 2779 sc->flags |= SC_SPLASH_SCRN; 2780 } 2781#endif 2782 } 2783 2784 /* the rest is not necessary, if we have done it once */ 2785 if (sc->flags & SC_INIT_DONE) 2786 return; 2787 2788 /* initialize mapscrn arrays to a one to one map */ 2789 for (i = 0; i < sizeof(sc->scr_map); i++) 2790 sc->scr_map[i] = sc->scr_rmap[i] = i; 2791#ifdef PC98 2792 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2793#endif 2794 2795 sc->flags |= SC_INIT_DONE; 2796} 2797 2798static void 2799scterm(int unit, int flags) 2800{ 2801 sc_softc_t *sc; 2802 scr_stat *scp; 2803 2804 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2805 if (sc == NULL) 2806 return; /* shouldn't happen */ 2807 2808#ifdef DEV_SPLASH 2809 /* this console is no longer available for the splash screen */ 2810 if (sc->flags & SC_SPLASH_SCRN) { 2811 splash_term(sc->adp); 2812 sc->flags &= ~SC_SPLASH_SCRN; 2813 } 2814#endif 2815 2816#if 0 /* XXX */ 2817 /* move the hardware cursor to the upper-left corner */ 2818 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2819#endif 2820 2821 /* release the keyboard and the video card */ 2822 if (sc->keyboard >= 0) 2823 kbd_release(sc->kbd, &sc->keyboard); 2824 if (sc->adapter >= 0) 2825 vid_release(sc->adp, &sc->adapter); 2826 2827 /* stop the terminal emulator, if any */ 2828 scp = sc_get_stat(sc->dev[0]); 2829 if (scp->tsw) 2830 (*scp->tsw->te_term)(scp, &scp->ts); 2831 if (scp->ts != NULL) 2832 free(scp->ts, M_DEVBUF); 2833 2834 /* clear the structure */ 2835 if (!(flags & SC_KERNEL_CONSOLE)) { 2836 /* XXX: We need delete_dev() for this */ 2837 free(sc->dev, M_DEVBUF); 2838#if 0 2839 /* XXX: We need a ttyunregister for this */ 2840 free(sc->tty, M_DEVBUF); 2841#endif 2842#ifndef SC_NO_FONT_LOADING 2843 free(sc->font_8, M_DEVBUF); 2844 free(sc->font_14, M_DEVBUF); 2845 free(sc->font_16, M_DEVBUF); 2846#endif 2847 /* XXX vtb, history */ 2848 } 2849 bzero(sc, sizeof(*sc)); 2850 sc->keyboard = -1; 2851 sc->adapter = -1; 2852} 2853 2854static void 2855scshutdown(void *arg, int howto) 2856{ 2857 /* assert(sc_console != NULL) */ 2858 2859 sc_touch_scrn_saver(); 2860 if (!cold && sc_console 2861 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2862 && sc_console->smode.mode == VT_AUTO) 2863 sc_switch_scr(sc_console->sc, sc_console->index); 2864 shutdown_in_progress = TRUE; 2865} 2866 2867int 2868sc_clean_up(scr_stat *scp) 2869{ 2870#ifdef DEV_SPLASH 2871 int error; 2872#endif 2873 2874 if (scp->sc->flags & SC_SCRN_BLANKED) { 2875 sc_touch_scrn_saver(); 2876#ifdef DEV_SPLASH 2877 if ((error = wait_scrn_saver_stop(scp->sc))) 2878 return error; 2879#endif 2880 } 2881 scp->status |= MOUSE_HIDDEN; 2882 sc_remove_mouse_image(scp); 2883 sc_remove_cutmarking(scp); 2884 return 0; 2885} 2886 2887void 2888sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2889{ 2890 sc_vtb_t new; 2891 sc_vtb_t old; 2892 2893 old = scp->vtb; 2894 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2895 if (!discard && (old.vtb_flags & VTB_VALID)) { 2896 /* retain the current cursor position and buffer contants */ 2897 scp->cursor_oldpos = scp->cursor_pos; 2898 /* 2899 * This works only if the old buffer has the same size as or larger 2900 * than the new one. XXX 2901 */ 2902 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2903 scp->vtb = new; 2904 } else { 2905 scp->vtb = new; 2906 sc_vtb_destroy(&old); 2907 } 2908 2909#ifndef SC_NO_SYSMOUSE 2910 /* move the mouse cursor at the center of the screen */ 2911 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2912#endif 2913} 2914 2915static scr_stat 2916*alloc_scp(sc_softc_t *sc, int vty) 2917{ 2918 scr_stat *scp; 2919 2920 /* assert(sc_malloc) */ 2921 2922 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2923 init_scp(sc, vty, scp); 2924 2925 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2926 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2927 sc_init_emulator(scp, "*"); 2928 2929#ifndef SC_NO_CUTPASTE 2930 sc_alloc_cut_buffer(scp, TRUE); 2931#endif 2932 2933#ifndef SC_NO_HISTORY 2934 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2935#endif 2936 2937 return scp; 2938} 2939 2940static void 2941init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2942{ 2943 video_info_t info; 2944 2945 bzero(scp, sizeof(*scp)); 2946 2947 scp->index = vty; 2948 scp->sc = sc; 2949 scp->status = 0; 2950 scp->mode = sc->initial_mode; 2951 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2952 if (info.vi_flags & V_INFO_GRAPHICS) { 2953 scp->status |= GRAPHICS_MODE; 2954 scp->xpixel = info.vi_width; 2955 scp->ypixel = info.vi_height; 2956 scp->xsize = info.vi_width/info.vi_cwidth; 2957 scp->ysize = info.vi_height/info.vi_cheight; 2958 scp->font_size = 0; 2959 scp->font = NULL; 2960 } else { 2961 scp->xsize = info.vi_width; 2962 scp->ysize = info.vi_height; 2963 scp->xpixel = scp->xsize*info.vi_cwidth; 2964 scp->ypixel = scp->ysize*info.vi_cheight; 2965 scp->font_size = info.vi_cheight; 2966 scp->font_width = info.vi_cwidth; 2967 if (info.vi_cheight < 14) { 2968#ifndef SC_NO_FONT_LOADING 2969 scp->font = sc->font_8; 2970#else 2971 scp->font = NULL; 2972#endif 2973 } else if (info.vi_cheight >= 16) { 2974#ifndef SC_NO_FONT_LOADING 2975 scp->font = sc->font_16; 2976#else 2977 scp->font = NULL; 2978#endif 2979 } else { 2980#ifndef SC_NO_FONT_LOADING 2981 scp->font = sc->font_14; 2982#else 2983 scp->font = NULL; 2984#endif 2985 } 2986 } 2987 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 2988#ifndef __sparc64__ 2989 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 2990#endif 2991 scp->xoff = scp->yoff = 0; 2992 scp->xpos = scp->ypos = 0; 2993 scp->start = scp->xsize * scp->ysize - 1; 2994 scp->end = 0; 2995 scp->tsw = NULL; 2996 scp->ts = NULL; 2997 scp->rndr = NULL; 2998 scp->border = (SC_NORM_ATTR >> 4) & 0x0f; 2999 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3000 scp->mouse_cut_start = scp->xsize*scp->ysize; 3001 scp->mouse_cut_end = -1; 3002 scp->mouse_signal = 0; 3003 scp->mouse_pid = 0; 3004 scp->mouse_proc = NULL; 3005 scp->kbd_mode = K_XLATE; 3006 scp->bell_pitch = bios_value.bell_pitch; 3007 scp->bell_duration = BELL_DURATION; 3008 scp->status |= (bios_value.shift_state & NLKED); 3009 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3010 scp->pid = 0; 3011 scp->proc = NULL; 3012 scp->smode.mode = VT_AUTO; 3013 scp->history = NULL; 3014 scp->history_pos = 0; 3015 scp->history_size = 0; 3016} 3017 3018int 3019sc_init_emulator(scr_stat *scp, char *name) 3020{ 3021 sc_term_sw_t *sw; 3022 sc_rndr_sw_t *rndr; 3023 void *p; 3024 int error; 3025 3026 if (name == NULL) /* if no name is given, use the current emulator */ 3027 sw = scp->tsw; 3028 else /* ...otherwise find the named emulator */ 3029 sw = sc_term_match(name); 3030 if (sw == NULL) 3031 return EINVAL; 3032 3033 rndr = NULL; 3034 if (strcmp(sw->te_renderer, "*") != 0) { 3035 rndr = sc_render_match(scp, sw->te_renderer, 3036 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3037 } 3038 if (rndr == NULL) { 3039 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3040 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3041 if (rndr == NULL) 3042 return ENODEV; 3043 } 3044 3045 if (sw == scp->tsw) { 3046 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3047 scp->rndr = rndr; 3048 scp->rndr->init(scp); 3049 sc_clear_screen(scp); 3050 /* assert(error == 0); */ 3051 return error; 3052 } 3053 3054 if (sc_malloc && (sw->te_size > 0)) 3055 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3056 else 3057 p = NULL; 3058 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3059 if (error) 3060 return error; 3061 3062 if (scp->tsw) 3063 (*scp->tsw->te_term)(scp, &scp->ts); 3064 if (scp->ts != NULL) 3065 free(scp->ts, M_DEVBUF); 3066 scp->tsw = sw; 3067 scp->ts = p; 3068 scp->rndr = rndr; 3069 scp->rndr->init(scp); 3070 3071 /* XXX */ 3072 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3073 sc_clear_screen(scp); 3074 3075 return 0; 3076} 3077 3078/* 3079 * scgetc(flags) - get character from keyboard. 3080 * If flags & SCGETC_CN, then avoid harmful side effects. 3081 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3082 * return NOKEY if there is nothing there. 3083 */ 3084static u_int 3085scgetc(sc_softc_t *sc, u_int flags) 3086{ 3087 scr_stat *scp; 3088#ifndef SC_NO_HISTORY 3089 struct tty *tp; 3090#endif 3091 u_int c; 3092 int this_scr; 3093 int f; 3094 int i; 3095 3096 if (sc->kbd == NULL) 3097 return NOKEY; 3098 3099next_code: 3100#if 1 3101 /* I don't like this, but... XXX */ 3102 if (flags & SCGETC_CN) 3103 sccnupdate(sc->cur_scp); 3104#endif 3105 scp = sc->cur_scp; 3106 /* first see if there is something in the keyboard port */ 3107 for (;;) { 3108 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3109 if (c == ERRKEY) { 3110 if (!(flags & SCGETC_CN)) 3111 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3112 } else if (c == NOKEY) 3113 return c; 3114 else 3115 break; 3116 } 3117 3118 /* make screensaver happy */ 3119 if (!(c & RELKEY)) 3120 sc_touch_scrn_saver(); 3121 3122 if (!(flags & SCGETC_CN)) 3123 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3124 3125 if (scp->kbd_mode != K_XLATE) 3126 return KEYCHAR(c); 3127 3128 /* if scroll-lock pressed allow history browsing */ 3129 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3130 3131 scp->status &= ~CURSOR_ENABLED; 3132 sc_remove_cursor_image(scp); 3133 3134#ifndef SC_NO_HISTORY 3135 if (!(scp->status & BUFFER_SAVED)) { 3136 scp->status |= BUFFER_SAVED; 3137 sc_hist_save(scp); 3138 } 3139 switch (c) { 3140 /* FIXME: key codes */ 3141 case SPCLKEY | FKEY | F(49): /* home key */ 3142 sc_remove_cutmarking(scp); 3143 sc_hist_home(scp); 3144 goto next_code; 3145 3146 case SPCLKEY | FKEY | F(57): /* end key */ 3147 sc_remove_cutmarking(scp); 3148 sc_hist_end(scp); 3149 goto next_code; 3150 3151 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3152 sc_remove_cutmarking(scp); 3153 if (sc_hist_up_line(scp)) 3154 if (!(flags & SCGETC_CN)) 3155 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3156 goto next_code; 3157 3158 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3159 sc_remove_cutmarking(scp); 3160 if (sc_hist_down_line(scp)) 3161 if (!(flags & SCGETC_CN)) 3162 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3163 goto next_code; 3164 3165 case SPCLKEY | FKEY | F(51): /* page up key */ 3166 sc_remove_cutmarking(scp); 3167 for (i=0; i<scp->ysize; i++) 3168 if (sc_hist_up_line(scp)) { 3169 if (!(flags & SCGETC_CN)) 3170 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3171 break; 3172 } 3173 goto next_code; 3174 3175 case SPCLKEY | FKEY | F(59): /* page down key */ 3176 sc_remove_cutmarking(scp); 3177 for (i=0; i<scp->ysize; i++) 3178 if (sc_hist_down_line(scp)) { 3179 if (!(flags & SCGETC_CN)) 3180 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3181 break; 3182 } 3183 goto next_code; 3184 } 3185#endif /* SC_NO_HISTORY */ 3186 } 3187 3188 /* 3189 * Process and consume special keys here. Return a plain char code 3190 * or a char code with the META flag or a function key code. 3191 */ 3192 if (c & RELKEY) { 3193 /* key released */ 3194 /* goto next_code */ 3195 } else { 3196 /* key pressed */ 3197 if (c & SPCLKEY) { 3198 c &= ~SPCLKEY; 3199 switch (KEYCHAR(c)) { 3200 /* LOCKING KEYS */ 3201 case NLK: case CLK: case ALK: 3202 break; 3203 case SLK: 3204 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3205 if (f & SLKED) { 3206 scp->status |= SLKED; 3207 } else { 3208 if (scp->status & SLKED) { 3209 scp->status &= ~SLKED; 3210#ifndef SC_NO_HISTORY 3211 if (scp->status & BUFFER_SAVED) { 3212 if (!sc_hist_restore(scp)) 3213 sc_remove_cutmarking(scp); 3214 scp->status &= ~BUFFER_SAVED; 3215 scp->status |= CURSOR_ENABLED; 3216 sc_draw_cursor_image(scp); 3217 } 3218 tp = VIRTUAL_TTY(sc, scp->index); 3219 if (ISTTYOPEN(tp)) 3220 scstart(tp); 3221#endif 3222 } 3223 } 3224 break; 3225 3226 case PASTE: 3227#ifndef SC_NO_CUTPASTE 3228 sc_mouse_paste(scp); 3229#endif 3230 break; 3231 3232 /* NON-LOCKING KEYS */ 3233 case NOP: 3234 case LSH: case RSH: case LCTR: case RCTR: 3235 case LALT: case RALT: case ASH: case META: 3236 break; 3237 3238 case BTAB: 3239 if (!(sc->flags & SC_SCRN_BLANKED)) 3240 return c; 3241 break; 3242 3243 case SPSC: 3244#ifdef DEV_SPLASH 3245 /* force activatation/deactivation of the screen saver */ 3246 if (!(sc->flags & SC_SCRN_BLANKED)) { 3247 run_scrn_saver = TRUE; 3248 sc->scrn_time_stamp -= scrn_blank_time; 3249 } 3250 if (cold) { 3251 /* 3252 * While devices are being probed, the screen saver need 3253 * to be invoked explictly. XXX 3254 */ 3255 if (sc->flags & SC_SCRN_BLANKED) { 3256 scsplash_stick(FALSE); 3257 stop_scrn_saver(sc, current_saver); 3258 } else { 3259 if (!ISGRAPHSC(scp)) { 3260 scsplash_stick(TRUE); 3261 (*current_saver)(sc, TRUE); 3262 } 3263 } 3264 } 3265#endif /* DEV_SPLASH */ 3266 break; 3267 3268 case RBT: 3269#ifndef SC_DISABLE_REBOOT 3270 shutdown_nice(0); 3271#endif 3272 break; 3273 3274 case HALT: 3275#ifndef SC_DISABLE_REBOOT 3276 shutdown_nice(RB_HALT); 3277#endif 3278 break; 3279 3280 case PDWN: 3281#ifndef SC_DISABLE_REBOOT 3282 shutdown_nice(RB_HALT|RB_POWEROFF); 3283#endif 3284 break; 3285 3286 case SUSP: 3287 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3288 break; 3289 case STBY: 3290 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3291 break; 3292 3293 case DBG: 3294#ifndef SC_DISABLE_KDBKEY 3295 kdb_enter("manual escape to debugger"); 3296#endif 3297 break; 3298 3299 case PNC: 3300 if (enable_panic_key) 3301 panic("Forced by the panic key"); 3302 break; 3303 3304 case NEXT: 3305 this_scr = scp->index; 3306 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3307 sc->first_vty + i != this_scr; 3308 i = (i + 1)%sc->vtys) { 3309 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3310 if (ISTTYOPEN(tp)) { 3311 sc_switch_scr(scp->sc, sc->first_vty + i); 3312 break; 3313 } 3314 } 3315 break; 3316 3317 case PREV: 3318 this_scr = scp->index; 3319 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3320 sc->first_vty + i != this_scr; 3321 i = (i + sc->vtys - 1)%sc->vtys) { 3322 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3323 if (ISTTYOPEN(tp)) { 3324 sc_switch_scr(scp->sc, sc->first_vty + i); 3325 break; 3326 } 3327 } 3328 break; 3329 3330 default: 3331 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3332 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3333 break; 3334 } 3335 /* assert(c & FKEY) */ 3336 if (!(sc->flags & SC_SCRN_BLANKED)) 3337 return c; 3338 break; 3339 } 3340 /* goto next_code */ 3341 } else { 3342 /* regular keys (maybe MKEY is set) */ 3343 if (!(sc->flags & SC_SCRN_BLANKED)) 3344 return c; 3345 } 3346 } 3347 3348 goto next_code; 3349} 3350 3351static int 3352scmmap(struct cdev *dev, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3353{ 3354 scr_stat *scp; 3355 3356 scp = sc_get_stat(dev); 3357 if (scp != scp->sc->cur_scp) 3358 return -1; 3359 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, paddr, nprot); 3360} 3361 3362static int 3363save_kbd_state(scr_stat *scp) 3364{ 3365 int state; 3366 int error; 3367 3368 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3369 if (error == ENOIOCTL) 3370 error = ENODEV; 3371 if (error == 0) { 3372 scp->status &= ~LOCK_MASK; 3373 scp->status |= state; 3374 } 3375 return error; 3376} 3377 3378static int 3379update_kbd_state(scr_stat *scp, int new_bits, int mask) 3380{ 3381 int state; 3382 int error; 3383 3384 if (mask != LOCK_MASK) { 3385 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3386 if (error == ENOIOCTL) 3387 error = ENODEV; 3388 if (error) 3389 return error; 3390 state &= ~mask; 3391 state |= new_bits & mask; 3392 } else { 3393 state = new_bits & LOCK_MASK; 3394 } 3395 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3396 if (error == ENOIOCTL) 3397 error = ENODEV; 3398 return error; 3399} 3400 3401static int 3402update_kbd_leds(scr_stat *scp, int which) 3403{ 3404 int error; 3405 3406 which &= LOCK_MASK; 3407 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3408 if (error == ENOIOCTL) 3409 error = ENODEV; 3410 return error; 3411} 3412 3413int 3414set_mode(scr_stat *scp) 3415{ 3416 video_info_t info; 3417 3418 /* reject unsupported mode */ 3419 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3420 return 1; 3421 3422 /* if this vty is not currently showing, do nothing */ 3423 if (scp != scp->sc->cur_scp) 3424 return 0; 3425 3426 /* setup video hardware for the given mode */ 3427 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3428 scp->rndr->init(scp); 3429#ifndef __sparc64__ 3430 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3431 (void *)scp->sc->adp->va_window, FALSE); 3432#endif 3433 3434#ifndef SC_NO_FONT_LOADING 3435 /* load appropriate font */ 3436 if (!(scp->status & GRAPHICS_MODE)) { 3437 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3438 if (scp->font_size < 14) { 3439 if (scp->sc->fonts_loaded & FONT_8) 3440 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3441 } else if (scp->font_size >= 16) { 3442 if (scp->sc->fonts_loaded & FONT_16) 3443 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3444 } else { 3445 if (scp->sc->fonts_loaded & FONT_14) 3446 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3447 } 3448 /* 3449 * FONT KLUDGE: 3450 * This is an interim kludge to display correct font. 3451 * Always use the font page #0 on the video plane 2. 3452 * Somehow we cannot show the font in other font pages on 3453 * some video cards... XXX 3454 */ 3455 sc_show_font(scp, 0); 3456 } 3457 mark_all(scp); 3458 } 3459#endif /* !SC_NO_FONT_LOADING */ 3460 3461 sc_set_border(scp, scp->border); 3462 sc_set_cursor_image(scp); 3463 3464 return 0; 3465} 3466 3467void 3468sc_set_border(scr_stat *scp, int color) 3469{ 3470 ++scp->sc->videoio_in_progress; 3471 (*scp->rndr->draw_border)(scp, color); 3472 --scp->sc->videoio_in_progress; 3473} 3474 3475#ifndef SC_NO_FONT_LOADING 3476void 3477sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3478 int base, int count) 3479{ 3480 sc_softc_t *sc; 3481 3482 sc = scp->sc; 3483 sc->font_loading_in_progress = TRUE; 3484 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3485 sc->font_loading_in_progress = FALSE; 3486} 3487 3488void 3489sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3490 int base, int count) 3491{ 3492 sc_softc_t *sc; 3493 3494 sc = scp->sc; 3495 sc->font_loading_in_progress = TRUE; 3496 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3497 sc->font_loading_in_progress = FALSE; 3498} 3499 3500void 3501sc_show_font(scr_stat *scp, int page) 3502{ 3503 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3504} 3505#endif /* !SC_NO_FONT_LOADING */ 3506 3507void 3508sc_paste(scr_stat *scp, u_char *p, int count) 3509{ 3510 struct tty *tp; 3511 u_char *rmap; 3512 3513 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3514 if (!ISTTYOPEN(tp)) 3515 return; 3516 rmap = scp->sc->scr_rmap; 3517 for (; count > 0; --count) 3518 ttyld_rint(tp, rmap[*p++]); 3519} 3520 3521void 3522sc_bell(scr_stat *scp, int pitch, int duration) 3523{ 3524 if (cold || shutdown_in_progress || !enable_bell) 3525 return; 3526 3527 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3528 return; 3529 3530 if (scp->sc->flags & SC_VISUAL_BELL) { 3531 if (scp->sc->blink_in_progress) 3532 return; 3533 scp->sc->blink_in_progress = 3; 3534 if (scp != scp->sc->cur_scp) 3535 scp->sc->blink_in_progress += 2; 3536 blink_screen(scp->sc->cur_scp); 3537 } else if (duration != 0 && pitch != 0) { 3538 if (scp != scp->sc->cur_scp) 3539 pitch *= 2; 3540 sysbeep(pitch, duration); 3541 } 3542} 3543 3544static void 3545blink_screen(void *arg) 3546{ 3547 scr_stat *scp = arg; 3548 struct tty *tp; 3549 3550 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3551 scp->sc->blink_in_progress = 0; 3552 mark_all(scp); 3553 tp = VIRTUAL_TTY(scp->sc, scp->index); 3554 if (ISTTYOPEN(tp)) 3555 scstart(tp); 3556 if (scp->sc->delayed_next_scr) 3557 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3558 } 3559 else { 3560 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3561 scp->sc->blink_in_progress & 1); 3562 scp->sc->blink_in_progress--; 3563 timeout(blink_screen, scp, hz / 10); 3564 } 3565} 3566 3567/* 3568 * Until sc_attach_unit() gets called no dev structures will be available 3569 * to store the per-screen current status. This is the case when the 3570 * kernel is initially booting and needs access to its console. During 3571 * this early phase of booting the console's current status is kept in 3572 * one statically defined scr_stat structure, and any pointers to the 3573 * dev structures will be NULL. 3574 */ 3575 3576static scr_stat * 3577sc_get_stat(struct cdev *devptr) 3578{ 3579 if (devptr == NULL) 3580 return (&main_console); 3581 return (SC_STAT(devptr)); 3582} 3583