syscons.c revision 136505
1/*- 2 * Copyright (c) 1992-1998 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#include <sys/cdefs.h> 30__FBSDID("$FreeBSD: head/sys/dev/syscons/syscons.c 136505 2004-10-14 08:58:28Z phk $"); 31 32#include "opt_syscons.h" 33#include "opt_splash.h" 34#include "opt_ddb.h" 35 36#include <sys/param.h> 37#include <sys/systm.h> 38#include <sys/conf.h> 39#include <sys/cons.h> 40#include <sys/consio.h> 41#include <sys/kdb.h> 42#include <sys/eventhandler.h> 43#include <sys/fbio.h> 44#include <sys/kbio.h> 45#include <sys/kernel.h> 46#include <sys/lock.h> 47#include <sys/malloc.h> 48#include <sys/mutex.h> 49#include <sys/proc.h> 50#include <sys/random.h> 51#include <sys/reboot.h> 52#include <sys/signalvar.h> 53#include <sys/sysctl.h> 54#include <sys/tty.h> 55#include <sys/power.h> 56 57#include <machine/clock.h> 58#if __sparc64__ || __powerpc__ 59#include <machine/sc_machdep.h> 60#else 61#include <machine/pc/display.h> 62#endif 63#if defined( __i386__) || defined(__amd64__) 64#include <machine/psl.h> 65#include <machine/frame.h> 66#endif 67 68#include <dev/kbd/kbdreg.h> 69#include <dev/fb/fbreg.h> 70#include <dev/fb/splashreg.h> 71#include <dev/syscons/syscons.h> 72 73#define COLD 0 74#define WARM 1 75 76#define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 77#define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 78 79#define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 80 81typedef struct default_attr { 82 int std_color; /* normal hardware color */ 83 int rev_color; /* reverse hardware color */ 84} default_attr; 85 86static default_attr user_default = { 87 SC_NORM_ATTR, 88 SC_NORM_REV_ATTR, 89}; 90 91static default_attr kernel_default = { 92 SC_KERNEL_CONS_ATTR, 93 SC_KERNEL_CONS_REV_ATTR, 94}; 95 96static int sc_console_unit = -1; 97static int sc_saver_keyb_only = 1; 98static scr_stat *sc_console; 99static struct tty *sc_console_tty; 100static struct consdev *sc_consptr; 101static void *kernel_console_ts; 102static scr_stat main_console; 103static struct cdev *main_devs[MAXCONS]; 104 105static char init_done = COLD; 106static char shutdown_in_progress = FALSE; 107static char sc_malloc = FALSE; 108 109static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 110static int run_scrn_saver = FALSE; /* should run the saver? */ 111static int enable_bell = TRUE; /* enable beeper */ 112static long scrn_blank_time = 0; /* screen saver timeout value */ 113#ifdef DEV_SPLASH 114static int scrn_blanked; /* # of blanked screen */ 115static int sticky_splash = FALSE; 116 117static void none_saver(sc_softc_t *sc, int blank) { } 118static void (*current_saver)(sc_softc_t *, int) = none_saver; 119#endif 120 121SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 122SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 123SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 124 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 125SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 126 0, "enable bell"); 127#if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 128#include "font.h" 129#endif 130 131 d_ioctl_t *sc_user_ioctl; 132 133static bios_values_t bios_value; 134 135static int enable_panic_key; 136SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 137 0, "Enable panic via keypress specified in kbdmap(5)"); 138 139#define SC_CONSOLECTL 255 140 141#define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 142 SC_DEV((sc), (x))->si_tty : NULL) 143#define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) 144 145static int debugger; 146 147/* prototypes */ 148static int scvidprobe(int unit, int flags, int cons); 149static int sckbdprobe(int unit, int flags, int cons); 150static void scmeminit(void *arg); 151static int scdevtounit(struct cdev *dev); 152static kbd_callback_func_t sckbdevent; 153static int scparam(struct tty *tp, struct termios *t); 154static void scstart(struct tty *tp); 155static void scinit(int unit, int flags); 156static scr_stat *sc_get_stat(struct cdev *devptr); 157static void scterm(int unit, int flags); 158static void scshutdown(void *arg, int howto); 159static u_int scgetc(sc_softc_t *sc, u_int flags); 160#define SCGETC_CN 1 161#define SCGETC_NONBLOCK 2 162static int sccngetch(int flags); 163static void sccnupdate(scr_stat *scp); 164static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 165static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 166static timeout_t scrn_timer; 167static int and_region(int *s1, int *e1, int s2, int e2); 168static void scrn_update(scr_stat *scp, int show_cursor); 169 170#ifdef DEV_SPLASH 171static int scsplash_callback(int event, void *arg); 172static void scsplash_saver(sc_softc_t *sc, int show); 173static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 174static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 175static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 176static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 177static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 178static int wait_scrn_saver_stop(sc_softc_t *sc); 179#define scsplash_stick(stick) (sticky_splash = (stick)) 180#else /* !DEV_SPLASH */ 181#define scsplash_stick(stick) 182#endif /* DEV_SPLASH */ 183 184static int do_switch_scr(sc_softc_t *sc, int s); 185static int vt_proc_alive(scr_stat *scp); 186static int signal_vt_rel(scr_stat *scp); 187static int signal_vt_acq(scr_stat *scp); 188static int finish_vt_rel(scr_stat *scp, int release, int *s); 189static int finish_vt_acq(scr_stat *scp); 190static void exchange_scr(sc_softc_t *sc); 191static void update_cursor_image(scr_stat *scp); 192static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 193static int save_kbd_state(scr_stat *scp); 194static int update_kbd_state(scr_stat *scp, int state, int mask); 195static int update_kbd_leds(scr_stat *scp, int which); 196static timeout_t blink_screen; 197 198static cn_probe_t sccnprobe; 199static cn_init_t sccninit; 200static cn_getc_t sccngetc; 201static cn_checkc_t sccncheckc; 202static cn_putc_t sccnputc; 203static cn_dbctl_t sccndbctl; 204static cn_term_t sccnterm; 205 206CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 207 sccndbctl); 208 209static d_open_t scopen; 210static d_close_t scclose; 211static d_read_t scread; 212static d_ioctl_t scioctl; 213static d_mmap_t scmmap; 214 215static struct cdevsw sc_cdevsw = { 216 .d_version = D_VERSION, 217 .d_open = scopen, 218 .d_close = scclose, 219 .d_read = scread, 220 .d_ioctl = scioctl, 221 .d_mmap = scmmap, 222 .d_name = "sc", 223 .d_flags = D_TTY | D_NEEDGIANT, 224}; 225 226int 227sc_probe_unit(int unit, int flags) 228{ 229 if (!scvidprobe(unit, flags, FALSE)) { 230 if (bootverbose) 231 printf("sc%d: no video adapter found.\n", unit); 232 return ENXIO; 233 } 234 235 /* syscons will be attached even when there is no keyboard */ 236 sckbdprobe(unit, flags, FALSE); 237 238 return 0; 239} 240 241/* probe video adapters, return TRUE if found */ 242static int 243scvidprobe(int unit, int flags, int cons) 244{ 245 /* 246 * Access the video adapter driver through the back door! 247 * Video adapter drivers need to be configured before syscons. 248 * However, when syscons is being probed as the low-level console, 249 * they have not been initialized yet. We force them to initialize 250 * themselves here. XXX 251 */ 252 vid_configure(cons ? VIO_PROBE_ONLY : 0); 253 254 return (vid_find_adapter("*", unit) >= 0); 255} 256 257/* probe the keyboard, return TRUE if found */ 258static int 259sckbdprobe(int unit, int flags, int cons) 260{ 261 /* access the keyboard driver through the backdoor! */ 262 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 263 264 return (kbd_find_keyboard("*", unit) >= 0); 265} 266 267static char 268*adapter_name(video_adapter_t *adp) 269{ 270 static struct { 271 int type; 272 char *name[2]; 273 } names[] = { 274 { KD_MONO, { "MDA", "MDA" } }, 275 { KD_HERCULES, { "Hercules", "Hercules" } }, 276 { KD_CGA, { "CGA", "CGA" } }, 277 { KD_EGA, { "EGA", "EGA (mono)" } }, 278 { KD_VGA, { "VGA", "VGA (mono)" } }, 279 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 280 { KD_TGA, { "TGA", "TGA" } }, 281 { -1, { "Unknown", "Unknown" } }, 282 }; 283 int i; 284 285 for (i = 0; names[i].type != -1; ++i) 286 if (names[i].type == adp->va_type) 287 break; 288 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 289} 290 291int 292sc_attach_unit(int unit, int flags) 293{ 294 struct tty *tp; 295 sc_softc_t *sc; 296 scr_stat *scp; 297#ifdef SC_PIXEL_MODE 298 video_info_t info; 299#endif 300 int vc; 301 struct cdev *dev; 302 303 flags &= ~SC_KERNEL_CONSOLE; 304 305 if (sc_console_unit == unit) { 306 /* 307 * If this unit is being used as the system console, we need to 308 * adjust some variables and buffers before and after scinit(). 309 */ 310 /* assert(sc_console != NULL) */ 311 flags |= SC_KERNEL_CONSOLE; 312 scmeminit(NULL); 313 314 scinit(unit, flags); 315 316 if (sc_console->tsw->te_size > 0) { 317 /* assert(sc_console->ts != NULL); */ 318 kernel_console_ts = sc_console->ts; 319 sc_console->ts = malloc(sc_console->tsw->te_size, 320 M_DEVBUF, M_WAITOK); 321 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 322 (*sc_console->tsw->te_default_attr)(sc_console, 323 user_default.std_color, 324 user_default.rev_color); 325 } 326 } else { 327 scinit(unit, flags); 328 } 329 330 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 331 sc->config = flags; 332 scp = sc_get_stat(sc->dev[0]); 333 if (sc_console == NULL) /* sc_console_unit < 0 */ 334 sc_console = scp; 335 336#ifdef SC_PIXEL_MODE 337 if ((sc->config & SC_VESA800X600) 338 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 339#ifdef DEV_SPLASH 340 if (sc->flags & SC_SPLASH_SCRN) 341 splash_term(sc->adp); 342#endif 343 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 344 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 345 sc->initial_mode = M_VESA_800x600; 346#ifdef DEV_SPLASH 347 /* put up the splash again! */ 348 if (sc->flags & SC_SPLASH_SCRN) 349 splash_init(sc->adp, scsplash_callback, sc); 350#endif 351 } 352#endif /* SC_PIXEL_MODE */ 353 354 /* initialize cursor */ 355 if (!ISGRAPHSC(scp)) 356 update_cursor_image(scp); 357 358 /* get screen update going */ 359 scrn_timer(sc); 360 361 /* set up the keyboard */ 362 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 363 update_kbd_state(scp, scp->status, LOCK_MASK); 364 365 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 366 unit, adapter_name(sc->adp), sc->vtys, sc->config); 367 if (bootverbose) { 368 printf("sc%d:", unit); 369 if (sc->adapter >= 0) 370 printf(" fb%d", sc->adapter); 371 if (sc->keyboard >= 0) 372 printf(", kbd%d", sc->keyboard); 373 if (scp->tsw) 374 printf(", terminal emulator: %s (%s)", 375 scp->tsw->te_name, scp->tsw->te_desc); 376 printf("\n"); 377 } 378 379 /* register a shutdown callback for the kernel console */ 380 if (sc_console_unit == unit) 381 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 382 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 383 384 for (vc = 0; vc < sc->vtys; vc++) { 385 if (sc->dev[vc] == NULL) { 386 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 387 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 388 sc->dev[vc] = dev; 389 tp = sc->dev[vc]->si_tty = ttyalloc(); 390 tp->t_oproc = scstart; 391 tp->t_param = scparam; 392 tp->t_stop = nottystop; 393 tp->t_dev = sc->dev[vc]; 394 if (vc == 0 && sc->dev == main_devs) 395 SC_STAT(sc->dev[0]) = &main_console; 396 } 397 /* 398 * The first vty already has struct tty and scr_stat initialized 399 * in scinit(). The other vtys will have these structs when 400 * first opened. 401 */ 402 } 403 404 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 405 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 406 tp = dev->si_tty = sc_console_tty = ttyalloc(); 407 ttyconsolemode(tp, 0); 408 tp->t_oproc = scstart; 409 tp->t_param = scparam; 410 tp->t_stop = nottystop; 411 tp->t_dev = dev; 412 SC_STAT(dev) = sc_console; 413 414 return 0; 415} 416 417static void 418scmeminit(void *arg) 419{ 420 if (sc_malloc) 421 return; 422 sc_malloc = TRUE; 423 424 /* 425 * As soon as malloc() becomes functional, we had better allocate 426 * various buffers for the kernel console. 427 */ 428 429 if (sc_console_unit < 0) /* sc_console == NULL */ 430 return; 431 432 /* copy the temporary buffer to the final buffer */ 433 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 434 435#ifndef SC_NO_CUTPASTE 436 sc_alloc_cut_buffer(sc_console, FALSE); 437#endif 438 439#ifndef SC_NO_HISTORY 440 /* initialize history buffer & pointers */ 441 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 442#endif 443} 444 445/* XXX */ 446SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 447 448static int 449scdevtounit(struct cdev *dev) 450{ 451 int vty = SC_VTY(dev); 452 453 if (vty == SC_CONSOLECTL) 454 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 455 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 456 return -1; 457 else 458 return vty/MAXCONS; 459} 460 461static int 462scopen(struct cdev *dev, int flag, int mode, struct thread *td) 463{ 464 int unit = scdevtounit(dev); 465 sc_softc_t *sc; 466 struct tty *tp; 467 scr_stat *scp; 468#ifndef __sparc64__ 469 keyarg_t key; 470#endif 471 int error; 472 473 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 474 major(dev), minor(dev), unit, SC_VTY(dev))); 475 476 tp = dev->si_tty; 477 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 478 if (sc == NULL) 479 return ENXIO; 480 481 if (!ISTTYOPEN(tp)) { 482 tp->t_termios = tp->t_init_in; 483 /* Use the current setting of the <-- key as default VERASE. */ 484 /* If the Delete key is preferable, an stty is necessary */ 485#ifndef __sparc64__ 486 if (sc->kbd != NULL) { 487 key.keynum = KEYCODE_BS; 488 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 489 tp->t_cc[VERASE] = key.key.map[0]; 490 } 491#endif 492 scparam(tp, &tp->t_termios); 493 ttyld_modem(tp, 1); 494 } 495 else 496 if (tp->t_state & TS_XCLUDE && suser(td)) 497 return(EBUSY); 498 499 error = ttyld_open(tp, dev); 500 501 scp = sc_get_stat(dev); 502 if (scp == NULL) { 503 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 504 if (ISGRAPHSC(scp)) 505 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 506 } 507 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 508 tp->t_winsize.ws_col = scp->xsize; 509 tp->t_winsize.ws_row = scp->ysize; 510 } 511 512 return error; 513} 514 515static int 516scclose(struct cdev *dev, int flag, int mode, struct thread *td) 517{ 518 struct tty *tp = dev->si_tty; 519 scr_stat *scp; 520 int s; 521 522 if (SC_VTY(dev) != SC_CONSOLECTL) { 523 scp = sc_get_stat(tp->t_dev); 524 /* were we in the middle of the VT switching process? */ 525 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 526 s = spltty(); 527 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 528 cnavailable(sc_consptr, TRUE); 529 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 530 DPRINTF(5, ("reset WAIT_REL, ")); 531 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 532 DPRINTF(5, ("reset WAIT_ACQ, ")); 533#if not_yet_done 534 if (scp == &main_console) { 535 scp->pid = 0; 536 scp->proc = NULL; 537 scp->smode.mode = VT_AUTO; 538 } 539 else { 540 sc_vtb_destroy(&scp->vtb); 541#ifndef __sparc64__ 542 sc_vtb_destroy(&scp->scr); 543#endif 544 sc_free_history_buffer(scp, scp->ysize); 545 SC_STAT(dev) = NULL; 546 free(scp, M_DEVBUF); 547 } 548#else 549 scp->pid = 0; 550 scp->proc = NULL; 551 scp->smode.mode = VT_AUTO; 552#endif 553 scp->kbd_mode = K_XLATE; 554 if (scp == scp->sc->cur_scp) 555 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 556 DPRINTF(5, ("done.\n")); 557 } 558 spltty(); 559 ttyld_close(tp, flag); 560 tty_close(tp); 561 spl0(); 562 return(0); 563} 564 565static int 566scread(struct cdev *dev, struct uio *uio, int flag) 567{ 568 if (!sc_saver_keyb_only) 569 sc_touch_scrn_saver(); 570 return ttyread(dev, uio, flag); 571} 572 573static int 574sckbdevent(keyboard_t *thiskbd, int event, void *arg) 575{ 576 sc_softc_t *sc; 577 struct tty *cur_tty; 578 int c; 579 size_t len; 580 u_char *cp; 581 582 sc = (sc_softc_t *)arg; 583 /* assert(thiskbd == sc->kbd) */ 584 585 switch (event) { 586 case KBDIO_KEYINPUT: 587 break; 588 case KBDIO_UNLOADING: 589 sc->kbd = NULL; 590 sc->keyboard = -1; 591 kbd_release(thiskbd, (void *)&sc->keyboard); 592 return 0; 593 default: 594 return EINVAL; 595 } 596 597 /* 598 * Loop while there is still input to get from the keyboard. 599 * I don't think this is nessesary, and it doesn't fix 600 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 601 */ 602 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 603 604 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 605 if (!ISTTYOPEN(cur_tty)) { 606 cur_tty = sc_console_tty; 607 if (!ISTTYOPEN(cur_tty)) 608 continue; 609 } 610 611 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 612 continue; 613 614 switch (KEYFLAGS(c)) { 615 case 0x0000: /* normal key */ 616 ttyld_rint(cur_tty, KEYCHAR(c)); 617 break; 618 case FKEY: /* function key, return string */ 619 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 620 if (cp != NULL) { 621 while (len-- > 0) 622 ttyld_rint(cur_tty, *cp++); 623 } 624 break; 625 case MKEY: /* meta is active, prepend ESC */ 626 ttyld_rint(cur_tty, 0x1b); 627 ttyld_rint(cur_tty, KEYCHAR(c)); 628 break; 629 case BKEY: /* backtab fixed sequence (esc [ Z) */ 630 ttyld_rint(cur_tty, 0x1b); 631 ttyld_rint(cur_tty, '['); 632 ttyld_rint(cur_tty, 'Z'); 633 break; 634 } 635 } 636 637 sc->cur_scp->status |= MOUSE_HIDDEN; 638 639 return 0; 640} 641 642static int 643scparam(struct tty *tp, struct termios *t) 644{ 645 tp->t_ispeed = t->c_ispeed; 646 tp->t_ospeed = t->c_ospeed; 647 tp->t_cflag = t->c_cflag; 648 return 0; 649} 650 651static int 652scioctl(struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *td) 653{ 654 int error; 655 int i; 656 struct tty *tp; 657 sc_softc_t *sc; 658 scr_stat *scp; 659 int s; 660 661 tp = dev->si_tty; 662 663 /* If there is a user_ioctl function call that first */ 664 if (sc_user_ioctl) { 665 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 666 if (error != ENOIOCTL) 667 return error; 668 } 669 670 error = sc_vid_ioctl(tp, cmd, data, flag, td); 671 if (error != ENOIOCTL) 672 return error; 673 674#ifndef SC_NO_HISTORY 675 error = sc_hist_ioctl(tp, cmd, data, flag, td); 676 if (error != ENOIOCTL) 677 return error; 678#endif 679 680#ifndef SC_NO_SYSMOUSE 681 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 682 if (error != ENOIOCTL) 683 return error; 684#endif 685 686 scp = sc_get_stat(tp->t_dev); 687 /* assert(scp != NULL) */ 688 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 689 sc = scp->sc; 690 691 if (scp->tsw) { 692 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 693 if (error != ENOIOCTL) 694 return error; 695 } 696 697 switch (cmd) { /* process console hardware related ioctl's */ 698 699 case GIO_ATTR: /* get current attributes */ 700 /* this ioctl is not processed here, but in the terminal emulator */ 701 return ENOTTY; 702 703 case GIO_COLOR: /* is this a color console ? */ 704 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 705 return 0; 706 707 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 708 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 709 return EINVAL; 710 s = spltty(); 711 scrn_blank_time = *(int *)data; 712 run_scrn_saver = (scrn_blank_time != 0); 713 splx(s); 714 return 0; 715 716 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 717 s = spltty(); 718 *(int *)data &= CONS_CURSOR_ATTRS; 719 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 720 splx(s); 721 return 0; 722 723 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 724 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 725 ((int *)data)[0] = scp->curr_curs_attr.flags; 726 ((int *)data)[1] = scp->curr_curs_attr.base; 727 ((int *)data)[2] = scp->curr_curs_attr.height; 728 } else { 729 ((int *)data)[0] = sc->curs_attr.flags; 730 ((int *)data)[1] = sc->curs_attr.base; 731 ((int *)data)[2] = sc->curs_attr.height; 732 } 733 return 0; 734 735 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 736 s = spltty(); 737 sc_change_cursor_shape(scp, ((int *)data)[0], 738 ((int *)data)[1], ((int *)data)[2]); 739 splx(s); 740 return 0; 741 742 case CONS_BELLTYPE: /* set bell type sound/visual */ 743 if ((*(int *)data) & 0x01) 744 sc->flags |= SC_VISUAL_BELL; 745 else 746 sc->flags &= ~SC_VISUAL_BELL; 747 if ((*(int *)data) & 0x02) 748 sc->flags |= SC_QUIET_BELL; 749 else 750 sc->flags &= ~SC_QUIET_BELL; 751 return 0; 752 753 case CONS_GETINFO: /* get current (virtual) console info */ 754 { 755 vid_info_t *ptr = (vid_info_t*)data; 756 if (ptr->size == sizeof(struct vid_info)) { 757 ptr->m_num = sc->cur_scp->index; 758 ptr->font_size = scp->font_size; 759 ptr->mv_col = scp->xpos; 760 ptr->mv_row = scp->ypos; 761 ptr->mv_csz = scp->xsize; 762 ptr->mv_rsz = scp->ysize; 763 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 764 /* 765 * The following fields are filled by the terminal emulator. XXX 766 * 767 * ptr->mv_norm.fore 768 * ptr->mv_norm.back 769 * ptr->mv_rev.fore 770 * ptr->mv_rev.back 771 */ 772 ptr->mv_grfc.fore = 0; /* not supported */ 773 ptr->mv_grfc.back = 0; /* not supported */ 774 ptr->mv_ovscan = scp->border; 775 if (scp == sc->cur_scp) 776 save_kbd_state(scp); 777 ptr->mk_keylock = scp->status & LOCK_MASK; 778 return 0; 779 } 780 return EINVAL; 781 } 782 783 case CONS_GETVERS: /* get version number */ 784 *(int*)data = 0x200; /* version 2.0 */ 785 return 0; 786 787 case CONS_IDLE: /* see if the screen has been idle */ 788 /* 789 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 790 * the user process may have been writing something on the 791 * screen and syscons is not aware of it. Declare the screen 792 * is NOT idle if it is in one of these modes. But there is 793 * an exception to it; if a screen saver is running in the 794 * graphics mode in the current screen, we should say that the 795 * screen has been idle. 796 */ 797 *(int *)data = (sc->flags & SC_SCRN_IDLE) 798 && (!ISGRAPHSC(sc->cur_scp) 799 || (sc->cur_scp->status & SAVER_RUNNING)); 800 return 0; 801 802 case CONS_SAVERMODE: /* set saver mode */ 803 switch(*(int *)data) { 804 case CONS_NO_SAVER: 805 case CONS_USR_SAVER: 806 /* if a LKM screen saver is running, stop it first. */ 807 scsplash_stick(FALSE); 808 saver_mode = *(int *)data; 809 s = spltty(); 810#ifdef DEV_SPLASH 811 if ((error = wait_scrn_saver_stop(NULL))) { 812 splx(s); 813 return error; 814 } 815#endif 816 run_scrn_saver = TRUE; 817 if (saver_mode == CONS_USR_SAVER) 818 scp->status |= SAVER_RUNNING; 819 else 820 scp->status &= ~SAVER_RUNNING; 821 scsplash_stick(TRUE); 822 splx(s); 823 break; 824 case CONS_LKM_SAVER: 825 s = spltty(); 826 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 827 scp->status &= ~SAVER_RUNNING; 828 saver_mode = *(int *)data; 829 splx(s); 830 break; 831 default: 832 return EINVAL; 833 } 834 return 0; 835 836 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 837 /* 838 * Note that this ioctl does not guarantee the screen saver 839 * actually starts or stops. It merely attempts to do so... 840 */ 841 s = spltty(); 842 run_scrn_saver = (*(int *)data != 0); 843 if (run_scrn_saver) 844 sc->scrn_time_stamp -= scrn_blank_time; 845 splx(s); 846 return 0; 847 848 case CONS_SCRSHOT: /* get a screen shot */ 849 { 850 int retval, hist_rsz; 851 size_t lsize, csize; 852 vm_offset_t frbp, hstp; 853 unsigned lnum; 854 scrshot_t *ptr = (scrshot_t *)data; 855 void *outp = ptr->buf; 856 857 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0) 858 return EINVAL; 859 s = spltty(); 860 if (ISGRAPHSC(scp)) { 861 splx(s); 862 return EOPNOTSUPP; 863 } 864 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 865 if (((u_int)ptr->x + ptr->xsize) > scp->xsize || 866 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 867 splx(s); 868 return EINVAL; 869 } 870 871 lsize = scp->xsize * sizeof(u_int16_t); 872 csize = ptr->xsize * sizeof(u_int16_t); 873 /* Pointer to the last line of framebuffer */ 874 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 875 sizeof(u_int16_t); 876 /* Pointer to the last line of target buffer */ 877 outp = (char *)outp + ptr->ysize * csize; 878 /* Pointer to the last line of history buffer */ 879 if (scp->history != NULL) 880 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 881 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 882 else 883 hstp = 0; 884 885 retval = 0; 886 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 887 if (lnum < scp->ysize) { 888 frbp -= lsize; 889 } else { 890 hstp -= lsize; 891 if (hstp < scp->history->vtb_buffer) 892 hstp += scp->history->vtb_rows * lsize; 893 frbp = hstp; 894 } 895 if (lnum < ptr->y) 896 continue; 897 outp = (char *)outp - csize; 898 retval = copyout((void *)frbp, outp, csize); 899 if (retval != 0) 900 break; 901 } 902 splx(s); 903 return retval; 904 } 905 906 case VT_SETMODE: /* set screen switcher mode */ 907 { 908 struct vt_mode *mode; 909 struct proc *p1; 910 911 mode = (struct vt_mode *)data; 912 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 913 if (scp->smode.mode == VT_PROCESS) { 914 p1 = pfind(scp->pid); 915 if (scp->proc == p1 && scp->proc != td->td_proc) { 916 if (p1) 917 PROC_UNLOCK(p1); 918 DPRINTF(5, ("error EPERM\n")); 919 return EPERM; 920 } 921 if (p1) 922 PROC_UNLOCK(p1); 923 } 924 s = spltty(); 925 if (mode->mode == VT_AUTO) { 926 scp->smode.mode = VT_AUTO; 927 scp->proc = NULL; 928 scp->pid = 0; 929 DPRINTF(5, ("VT_AUTO, ")); 930 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 931 cnavailable(sc_consptr, TRUE); 932 /* were we in the middle of the vty switching process? */ 933 if (finish_vt_rel(scp, TRUE, &s) == 0) 934 DPRINTF(5, ("reset WAIT_REL, ")); 935 if (finish_vt_acq(scp) == 0) 936 DPRINTF(5, ("reset WAIT_ACQ, ")); 937 } else { 938 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 939 || !ISSIGVALID(mode->frsig)) { 940 splx(s); 941 DPRINTF(5, ("error EINVAL\n")); 942 return EINVAL; 943 } 944 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 945 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 946 scp->proc = td->td_proc; 947 scp->pid = scp->proc->p_pid; 948 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 949 cnavailable(sc_consptr, FALSE); 950 } 951 splx(s); 952 DPRINTF(5, ("\n")); 953 return 0; 954 } 955 956 case VT_GETMODE: /* get screen switcher mode */ 957 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 958 return 0; 959 960 case VT_RELDISP: /* screen switcher ioctl */ 961 s = spltty(); 962 /* 963 * This must be the current vty which is in the VT_PROCESS 964 * switching mode... 965 */ 966 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 967 splx(s); 968 return EINVAL; 969 } 970 /* ...and this process is controlling it. */ 971 if (scp->proc != td->td_proc) { 972 splx(s); 973 return EPERM; 974 } 975 error = EINVAL; 976 switch(*(intptr_t *)data) { 977 case VT_FALSE: /* user refuses to release screen, abort */ 978 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 979 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 980 break; 981 case VT_TRUE: /* user has released screen, go on */ 982 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 983 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 984 break; 985 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 986 if ((error = finish_vt_acq(scp)) == 0) 987 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 988 break; 989 default: 990 break; 991 } 992 splx(s); 993 return error; 994 995 case VT_OPENQRY: /* return free virtual console */ 996 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 997 tp = VIRTUAL_TTY(sc, i); 998 if (!ISTTYOPEN(tp)) { 999 *(int *)data = i + 1; 1000 return 0; 1001 } 1002 } 1003 return EINVAL; 1004 1005 case VT_ACTIVATE: /* switch to screen *data */ 1006 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1007 s = spltty(); 1008 sc_clean_up(sc->cur_scp); 1009 splx(s); 1010 return sc_switch_scr(sc, i); 1011 1012 case VT_WAITACTIVE: /* wait for switch to occur */ 1013 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1014 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1015 return EINVAL; 1016 s = spltty(); 1017 error = sc_clean_up(sc->cur_scp); 1018 splx(s); 1019 if (error) 1020 return error; 1021 scp = sc_get_stat(SC_DEV(sc, i)); 1022 if (scp == scp->sc->cur_scp) 1023 return 0; 1024 while ((error=tsleep(&scp->smode, PZERO|PCATCH, 1025 "waitvt", 0)) == ERESTART) ; 1026 return error; 1027 1028 case VT_GETACTIVE: /* get active vty # */ 1029 *(int *)data = sc->cur_scp->index + 1; 1030 return 0; 1031 1032 case VT_GETINDEX: /* get this vty # */ 1033 *(int *)data = scp->index + 1; 1034 return 0; 1035 1036 case VT_LOCKSWITCH: /* prevent vty switching */ 1037 if ((*(int *)data) & 0x01) 1038 sc->flags |= SC_SCRN_VTYLOCK; 1039 else 1040 sc->flags &= ~SC_SCRN_VTYLOCK; 1041 return 0; 1042 1043 case KDENABIO: /* allow io operations */ 1044 error = suser(td); 1045 if (error != 0) 1046 return error; 1047 error = securelevel_gt(td->td_ucred, 0); 1048 if (error != 0) 1049 return error; 1050#ifdef __i386__ 1051 td->td_frame->tf_eflags |= PSL_IOPL; 1052#elif defined(__amd64__) 1053 td->td_frame->tf_rflags |= PSL_IOPL; 1054#endif 1055 return 0; 1056 1057 case KDDISABIO: /* disallow io operations (default) */ 1058#ifdef __i386__ 1059 td->td_frame->tf_eflags &= ~PSL_IOPL; 1060#elif defined(__amd64__) 1061 td->td_frame->tf_rflags &= ~PSL_IOPL; 1062#endif 1063 return 0; 1064 1065 case KDSKBSTATE: /* set keyboard state (locks) */ 1066 if (*(int *)data & ~LOCK_MASK) 1067 return EINVAL; 1068 scp->status &= ~LOCK_MASK; 1069 scp->status |= *(int *)data; 1070 if (scp == sc->cur_scp) 1071 update_kbd_state(scp, scp->status, LOCK_MASK); 1072 return 0; 1073 1074 case KDGKBSTATE: /* get keyboard state (locks) */ 1075 if (scp == sc->cur_scp) 1076 save_kbd_state(scp); 1077 *(int *)data = scp->status & LOCK_MASK; 1078 return 0; 1079 1080 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1081 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1082 error = kbd_ioctl(sc->kbd, cmd, data); 1083 if (error == ENOIOCTL) 1084 error = ENODEV; 1085 return error; 1086 1087 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1088 if (*(int *)data & ~0x7f) 1089 return EINVAL; 1090 error = kbd_ioctl(sc->kbd, cmd, data); 1091 if (error == ENOIOCTL) 1092 error = ENODEV; 1093 return error; 1094 1095 case KDSKBMODE: /* set keyboard mode */ 1096 switch (*(int *)data) { 1097 case K_XLATE: /* switch to XLT ascii mode */ 1098 case K_RAW: /* switch to RAW scancode mode */ 1099 case K_CODE: /* switch to CODE mode */ 1100 scp->kbd_mode = *(int *)data; 1101 if (scp == sc->cur_scp) 1102 kbd_ioctl(sc->kbd, cmd, data); 1103 return 0; 1104 default: 1105 return EINVAL; 1106 } 1107 /* NOT REACHED */ 1108 1109 case KDGKBMODE: /* get keyboard mode */ 1110 *(int *)data = scp->kbd_mode; 1111 return 0; 1112 1113 case KDGKBINFO: 1114 error = kbd_ioctl(sc->kbd, cmd, data); 1115 if (error == ENOIOCTL) 1116 error = ENODEV; 1117 return error; 1118 1119 case KDMKTONE: /* sound the bell */ 1120 if (*(int*)data) 1121 sc_bell(scp, (*(int*)data)&0xffff, 1122 (((*(int*)data)>>16)&0xffff)*hz/1000); 1123 else 1124 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1125 return 0; 1126 1127 case KIOCSOUND: /* make tone (*data) hz */ 1128 if (scp == sc->cur_scp) { 1129 if (*(int *)data) 1130 return sc_tone(*(int *)data); 1131 else 1132 return sc_tone(0); 1133 } 1134 return 0; 1135 1136 case KDGKBTYPE: /* get keyboard type */ 1137 error = kbd_ioctl(sc->kbd, cmd, data); 1138 if (error == ENOIOCTL) { 1139 /* always return something? XXX */ 1140 *(int *)data = 0; 1141 } 1142 return 0; 1143 1144 case KDSETLED: /* set keyboard LED status */ 1145 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1146 return EINVAL; 1147 scp->status &= ~LED_MASK; 1148 scp->status |= *(int *)data; 1149 if (scp == sc->cur_scp) 1150 update_kbd_leds(scp, scp->status); 1151 return 0; 1152 1153 case KDGETLED: /* get keyboard LED status */ 1154 if (scp == sc->cur_scp) 1155 save_kbd_state(scp); 1156 *(int *)data = scp->status & LED_MASK; 1157 return 0; 1158 1159 case CONS_SETKBD: /* set the new keyboard */ 1160 { 1161 keyboard_t *newkbd; 1162 1163 s = spltty(); 1164 newkbd = kbd_get_keyboard(*(int *)data); 1165 if (newkbd == NULL) { 1166 splx(s); 1167 return EINVAL; 1168 } 1169 error = 0; 1170 if (sc->kbd != newkbd) { 1171 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1172 (void *)&sc->keyboard, sckbdevent, sc); 1173 /* i == newkbd->kb_index */ 1174 if (i >= 0) { 1175 if (sc->kbd != NULL) { 1176 save_kbd_state(sc->cur_scp); 1177 kbd_release(sc->kbd, (void *)&sc->keyboard); 1178 } 1179 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1180 sc->keyboard = i; 1181 kbd_ioctl(sc->kbd, KDSKBMODE, 1182 (caddr_t)&sc->cur_scp->kbd_mode); 1183 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1184 LOCK_MASK); 1185 } else { 1186 error = EPERM; /* XXX */ 1187 } 1188 } 1189 splx(s); 1190 return error; 1191 } 1192 1193 case CONS_RELKBD: /* release the current keyboard */ 1194 s = spltty(); 1195 error = 0; 1196 if (sc->kbd != NULL) { 1197 save_kbd_state(sc->cur_scp); 1198 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1199 if (error == 0) { 1200 sc->kbd = NULL; 1201 sc->keyboard = -1; 1202 } 1203 } 1204 splx(s); 1205 return error; 1206 1207 case CONS_GETTERM: /* get the current terminal emulator info */ 1208 { 1209 sc_term_sw_t *sw; 1210 1211 if (((term_info_t *)data)->ti_index == 0) { 1212 sw = scp->tsw; 1213 } else { 1214 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1215 } 1216 if (sw != NULL) { 1217 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1218 sizeof(((term_info_t *)data)->ti_name)); 1219 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1220 sizeof(((term_info_t *)data)->ti_desc)); 1221 ((term_info_t *)data)->ti_flags = 0; 1222 return 0; 1223 } else { 1224 ((term_info_t *)data)->ti_name[0] = '\0'; 1225 ((term_info_t *)data)->ti_desc[0] = '\0'; 1226 ((term_info_t *)data)->ti_flags = 0; 1227 return EINVAL; 1228 } 1229 } 1230 1231 case CONS_SETTERM: /* set the current terminal emulator */ 1232 s = spltty(); 1233 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1234 /* FIXME: what if scp == sc_console! XXX */ 1235 splx(s); 1236 return error; 1237 1238 case GIO_SCRNMAP: /* get output translation table */ 1239 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1240 return 0; 1241 1242 case PIO_SCRNMAP: /* set output translation table */ 1243 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1244 for (i=0; i<sizeof(sc->scr_map); i++) { 1245 sc->scr_rmap[sc->scr_map[i]] = i; 1246 } 1247 return 0; 1248 1249 case GIO_KEYMAP: /* get keyboard translation table */ 1250 case PIO_KEYMAP: /* set keyboard translation table */ 1251 case GIO_DEADKEYMAP: /* get accent key translation table */ 1252 case PIO_DEADKEYMAP: /* set accent key translation table */ 1253 case GETFKEY: /* get function key string */ 1254 case SETFKEY: /* set function key string */ 1255 error = kbd_ioctl(sc->kbd, cmd, data); 1256 if (error == ENOIOCTL) 1257 error = ENODEV; 1258 return error; 1259 1260#ifndef SC_NO_FONT_LOADING 1261 1262 case PIO_FONT8x8: /* set 8x8 dot font */ 1263 if (!ISFONTAVAIL(sc->adp->va_flags)) 1264 return ENXIO; 1265 bcopy(data, sc->font_8, 8*256); 1266 sc->fonts_loaded |= FONT_8; 1267 /* 1268 * FONT KLUDGE 1269 * Always use the font page #0. XXX 1270 * Don't load if the current font size is not 8x8. 1271 */ 1272 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1273 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1274 return 0; 1275 1276 case GIO_FONT8x8: /* get 8x8 dot font */ 1277 if (!ISFONTAVAIL(sc->adp->va_flags)) 1278 return ENXIO; 1279 if (sc->fonts_loaded & FONT_8) { 1280 bcopy(sc->font_8, data, 8*256); 1281 return 0; 1282 } 1283 else 1284 return ENXIO; 1285 1286 case PIO_FONT8x14: /* set 8x14 dot font */ 1287 if (!ISFONTAVAIL(sc->adp->va_flags)) 1288 return ENXIO; 1289 bcopy(data, sc->font_14, 14*256); 1290 sc->fonts_loaded |= FONT_14; 1291 /* 1292 * FONT KLUDGE 1293 * Always use the font page #0. XXX 1294 * Don't load if the current font size is not 8x14. 1295 */ 1296 if (ISTEXTSC(sc->cur_scp) 1297 && (sc->cur_scp->font_size >= 14) 1298 && (sc->cur_scp->font_size < 16)) 1299 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1300 return 0; 1301 1302 case GIO_FONT8x14: /* get 8x14 dot font */ 1303 if (!ISFONTAVAIL(sc->adp->va_flags)) 1304 return ENXIO; 1305 if (sc->fonts_loaded & FONT_14) { 1306 bcopy(sc->font_14, data, 14*256); 1307 return 0; 1308 } 1309 else 1310 return ENXIO; 1311 1312 case PIO_FONT8x16: /* set 8x16 dot font */ 1313 if (!ISFONTAVAIL(sc->adp->va_flags)) 1314 return ENXIO; 1315 bcopy(data, sc->font_16, 16*256); 1316 sc->fonts_loaded |= FONT_16; 1317 /* 1318 * FONT KLUDGE 1319 * Always use the font page #0. XXX 1320 * Don't load if the current font size is not 8x16. 1321 */ 1322 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1323 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1324 return 0; 1325 1326 case GIO_FONT8x16: /* get 8x16 dot font */ 1327 if (!ISFONTAVAIL(sc->adp->va_flags)) 1328 return ENXIO; 1329 if (sc->fonts_loaded & FONT_16) { 1330 bcopy(sc->font_16, data, 16*256); 1331 return 0; 1332 } 1333 else 1334 return ENXIO; 1335 1336#endif /* SC_NO_FONT_LOADING */ 1337 1338#ifdef PC98 1339 case ADJUST_CLOCK: /* /dev/rtc for 98note resume */ 1340 inittodr(0); 1341 return 0; 1342#endif 1343 1344 default: 1345 break; 1346 } 1347 1348 return (ttyioctl(dev, cmd, data, flag, td)); 1349} 1350 1351static void 1352scstart(struct tty *tp) 1353{ 1354 struct clist *rbp; 1355 int s, len; 1356 u_char buf[PCBURST]; 1357 scr_stat *scp = sc_get_stat(tp->t_dev); 1358 1359 if (scp->status & SLKED || 1360 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 1361 return; 1362 s = spltty(); 1363 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1364 tp->t_state |= TS_BUSY; 1365 rbp = &tp->t_outq; 1366 while (rbp->c_cc) { 1367 len = q_to_b(rbp, buf, PCBURST); 1368 splx(s); 1369 sc_puts(scp, buf, len); 1370 s = spltty(); 1371 } 1372 tp->t_state &= ~TS_BUSY; 1373 ttwwakeup(tp); 1374 } 1375 splx(s); 1376} 1377 1378static void 1379sccnprobe(struct consdev *cp) 1380{ 1381 int unit; 1382 int flags; 1383 1384 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1385 1386 /* a video card is always required */ 1387 if (!scvidprobe(unit, flags, TRUE)) 1388 cp->cn_pri = CN_DEAD; 1389 1390 /* syscons will become console even when there is no keyboard */ 1391 sckbdprobe(unit, flags, TRUE); 1392 1393 if (cp->cn_pri == CN_DEAD) 1394 return; 1395 1396 /* initialize required fields */ 1397 sprintf(cp->cn_name, "consolectl"); 1398} 1399 1400static void 1401sccninit(struct consdev *cp) 1402{ 1403 int unit; 1404 int flags; 1405 1406 sc_get_cons_priority(&unit, &flags); 1407 scinit(unit, flags | SC_KERNEL_CONSOLE); 1408 sc_console_unit = unit; 1409 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1410 sc_consptr = cp; 1411} 1412 1413static void 1414sccnterm(struct consdev *cp) 1415{ 1416 /* we are not the kernel console any more, release everything */ 1417 1418 if (sc_console_unit < 0) 1419 return; /* shouldn't happen */ 1420 1421#if 0 /* XXX */ 1422 sc_clear_screen(sc_console); 1423 sccnupdate(sc_console); 1424#endif 1425 1426 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1427 sc_console_unit = -1; 1428 sc_console = NULL; 1429} 1430 1431static void 1432sccnputc(struct consdev *cd, int c) 1433{ 1434 u_char buf[1]; 1435 scr_stat *scp = sc_console; 1436 void *save; 1437#ifndef SC_NO_HISTORY 1438 struct tty *tp; 1439#endif /* !SC_NO_HISTORY */ 1440 int s; 1441 1442 /* assert(sc_console != NULL) */ 1443 1444#ifndef SC_NO_HISTORY 1445 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1446 scp->status &= ~SLKED; 1447 update_kbd_state(scp, scp->status, SLKED); 1448 if (scp->status & BUFFER_SAVED) { 1449 if (!sc_hist_restore(scp)) 1450 sc_remove_cutmarking(scp); 1451 scp->status &= ~BUFFER_SAVED; 1452 scp->status |= CURSOR_ENABLED; 1453 sc_draw_cursor_image(scp); 1454 } 1455 tp = VIRTUAL_TTY(scp->sc, scp->index); 1456 if (ISTTYOPEN(tp)) 1457 scstart(tp); 1458 } 1459#endif /* !SC_NO_HISTORY */ 1460 1461 save = scp->ts; 1462 if (kernel_console_ts != NULL) 1463 scp->ts = kernel_console_ts; 1464 buf[0] = c; 1465 sc_puts(scp, buf, 1); 1466 scp->ts = save; 1467 1468 s = spltty(); /* block sckbdevent and scrn_timer */ 1469 sccnupdate(scp); 1470 splx(s); 1471} 1472 1473static int 1474sccngetc(struct consdev *cd) 1475{ 1476 return sccngetch(0); 1477} 1478 1479static int 1480sccncheckc(struct consdev *cd) 1481{ 1482 return sccngetch(SCGETC_NONBLOCK); 1483} 1484 1485static void 1486sccndbctl(struct consdev *cd, int on) 1487{ 1488 /* assert(sc_console_unit >= 0) */ 1489 /* try to switch to the kernel console screen */ 1490 if (on && debugger == 0) { 1491 /* 1492 * TRY to make sure the screen saver is stopped, 1493 * and the screen is updated before switching to 1494 * the vty0. 1495 */ 1496 scrn_timer(NULL); 1497 if (!cold 1498 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1499 && sc_console->smode.mode == VT_AUTO) { 1500 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1501 ++debugger; /* XXX */ 1502#ifdef DDB 1503 /* unlock vty switching */ 1504 sc_console->sc->flags &= ~SC_SCRN_VTYLOCK; 1505#endif 1506 sc_switch_scr(sc_console->sc, sc_console->index); 1507 --debugger; /* XXX */ 1508 } 1509 } 1510 if (on) 1511 ++debugger; 1512 else 1513 --debugger; 1514} 1515 1516static int 1517sccngetch(int flags) 1518{ 1519 static struct fkeytab fkey; 1520 static int fkeycp; 1521 scr_stat *scp; 1522 u_char *p; 1523 int cur_mode; 1524 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1525 int c; 1526 1527 /* assert(sc_console != NULL) */ 1528 1529 /* 1530 * Stop the screen saver and update the screen if necessary. 1531 * What if we have been running in the screen saver code... XXX 1532 */ 1533 sc_touch_scrn_saver(); 1534 scp = sc_console->sc->cur_scp; /* XXX */ 1535 sccnupdate(scp); 1536 1537 if (fkeycp < fkey.len) { 1538 splx(s); 1539 return fkey.str[fkeycp++]; 1540 } 1541 1542 if (scp->sc->kbd == NULL) { 1543 splx(s); 1544 return -1; 1545 } 1546 1547 /* 1548 * Make sure the keyboard is accessible even when the kbd device 1549 * driver is disabled. 1550 */ 1551 kbd_enable(scp->sc->kbd); 1552 1553 /* we shall always use the keyboard in the XLATE mode here */ 1554 cur_mode = scp->kbd_mode; 1555 scp->kbd_mode = K_XLATE; 1556 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1557 1558 kbd_poll(scp->sc->kbd, TRUE); 1559 c = scgetc(scp->sc, SCGETC_CN | flags); 1560 kbd_poll(scp->sc->kbd, FALSE); 1561 1562 scp->kbd_mode = cur_mode; 1563 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1564 kbd_disable(scp->sc->kbd); 1565 splx(s); 1566 1567 switch (KEYFLAGS(c)) { 1568 case 0: /* normal char */ 1569 return KEYCHAR(c); 1570 case FKEY: /* function key */ 1571 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1572 fkey.len = fkeycp; 1573 if ((p != NULL) && (fkey.len > 0)) { 1574 bcopy(p, fkey.str, fkey.len); 1575 fkeycp = 1; 1576 return fkey.str[0]; 1577 } 1578 return c; /* XXX */ 1579 case NOKEY: 1580 case ERRKEY: 1581 default: 1582 return -1; 1583 } 1584 /* NOT REACHED */ 1585} 1586 1587static void 1588sccnupdate(scr_stat *scp) 1589{ 1590 /* this is a cut-down version of scrn_timer()... */ 1591 1592 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1593 return; 1594 1595 if (debugger > 0 || panicstr || shutdown_in_progress) { 1596 sc_touch_scrn_saver(); 1597 } else if (scp != scp->sc->cur_scp) { 1598 return; 1599 } 1600 1601 if (!run_scrn_saver) 1602 scp->sc->flags &= ~SC_SCRN_IDLE; 1603#ifdef DEV_SPLASH 1604 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1605 if (scp->sc->flags & SC_SCRN_BLANKED) 1606 stop_scrn_saver(scp->sc, current_saver); 1607#endif 1608 1609 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1610 || scp->sc->switch_in_progress) 1611 return; 1612 /* 1613 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1614 * when write_in_progress is non-zero. XXX 1615 */ 1616 1617 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1618 scrn_update(scp, TRUE); 1619} 1620 1621static void 1622scrn_timer(void *arg) 1623{ 1624#ifndef PC98 1625 static int kbd_interval = 0; 1626#endif 1627 struct timeval tv; 1628 sc_softc_t *sc; 1629 scr_stat *scp; 1630 int again; 1631 int s; 1632 1633 again = (arg != NULL); 1634 if (arg != NULL) 1635 sc = (sc_softc_t *)arg; 1636 else if (sc_console != NULL) 1637 sc = sc_console->sc; 1638 else 1639 return; 1640 1641 /* don't do anything when we are performing some I/O operations */ 1642 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1643 if (again) 1644 timeout(scrn_timer, sc, hz / 10); 1645 return; 1646 } 1647 s = spltty(); 1648 1649#ifndef PC98 1650 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1651 /* try to allocate a keyboard automatically */ 1652 if (++kbd_interval >= 25) { 1653 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1654 sckbdevent, sc); 1655 if (sc->keyboard >= 0) { 1656 sc->kbd = kbd_get_keyboard(sc->keyboard); 1657 kbd_ioctl(sc->kbd, KDSKBMODE, 1658 (caddr_t)&sc->cur_scp->kbd_mode); 1659 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1660 LOCK_MASK); 1661 } 1662 kbd_interval = 0; 1663 } 1664 } 1665#endif /* PC98 */ 1666 1667 /* find the vty to update */ 1668 scp = sc->cur_scp; 1669 1670 /* should we stop the screen saver? */ 1671 getmicrouptime(&tv); 1672 if (debugger > 0 || panicstr || shutdown_in_progress) 1673 sc_touch_scrn_saver(); 1674 if (run_scrn_saver) { 1675 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1676 sc->flags |= SC_SCRN_IDLE; 1677 else 1678 sc->flags &= ~SC_SCRN_IDLE; 1679 } else { 1680 sc->scrn_time_stamp = tv.tv_sec; 1681 sc->flags &= ~SC_SCRN_IDLE; 1682 if (scrn_blank_time > 0) 1683 run_scrn_saver = TRUE; 1684 } 1685#ifdef DEV_SPLASH 1686 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1687 if (sc->flags & SC_SCRN_BLANKED) 1688 stop_scrn_saver(sc, current_saver); 1689#endif 1690 1691 /* should we just return ? */ 1692 if (sc->blink_in_progress || sc->switch_in_progress 1693 || sc->write_in_progress) { 1694 if (again) 1695 timeout(scrn_timer, sc, hz / 10); 1696 splx(s); 1697 return; 1698 } 1699 1700 /* Update the screen */ 1701 scp = sc->cur_scp; /* cur_scp may have changed... */ 1702 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1703 scrn_update(scp, TRUE); 1704 1705#ifdef DEV_SPLASH 1706 /* should we activate the screen saver? */ 1707 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1708 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1709 (*current_saver)(sc, TRUE); 1710#endif 1711 1712 if (again) 1713 timeout(scrn_timer, sc, hz / 25); 1714 splx(s); 1715} 1716 1717static int 1718and_region(int *s1, int *e1, int s2, int e2) 1719{ 1720 if (*e1 < s2 || e2 < *s1) 1721 return FALSE; 1722 *s1 = imax(*s1, s2); 1723 *e1 = imin(*e1, e2); 1724 return TRUE; 1725} 1726 1727static void 1728scrn_update(scr_stat *scp, int show_cursor) 1729{ 1730 int start; 1731 int end; 1732 int s; 1733 int e; 1734 1735 /* assert(scp == scp->sc->cur_scp) */ 1736 1737 ++scp->sc->videoio_in_progress; 1738 1739#ifndef SC_NO_CUTPASTE 1740 /* remove the previous mouse pointer image if necessary */ 1741 if (scp->status & MOUSE_VISIBLE) { 1742 s = scp->mouse_pos; 1743 e = scp->mouse_pos + scp->xsize + 1; 1744 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1745 || and_region(&s, &e, scp->start, scp->end) 1746 || ((scp->status & CURSOR_ENABLED) && 1747 (scp->cursor_pos != scp->cursor_oldpos) && 1748 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1749 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1750 sc_remove_mouse_image(scp); 1751 if (scp->end >= scp->xsize*scp->ysize) 1752 scp->end = scp->xsize*scp->ysize - 1; 1753 } 1754 } 1755#endif /* !SC_NO_CUTPASTE */ 1756 1757#if 1 1758 /* debug: XXX */ 1759 if (scp->end >= scp->xsize*scp->ysize) { 1760 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1761 scp->end = scp->xsize*scp->ysize - 1; 1762 } 1763 if (scp->start < 0) { 1764 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1765 scp->start = 0; 1766 } 1767#endif 1768 1769 /* update screen image */ 1770 if (scp->start <= scp->end) { 1771 if (scp->mouse_cut_end >= 0) { 1772 /* there is a marked region for cut & paste */ 1773 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1774 start = scp->mouse_cut_start; 1775 end = scp->mouse_cut_end; 1776 } else { 1777 start = scp->mouse_cut_end; 1778 end = scp->mouse_cut_start - 1; 1779 } 1780 s = start; 1781 e = end; 1782 /* does the cut-mark region overlap with the update region? */ 1783 if (and_region(&s, &e, scp->start, scp->end)) { 1784 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1785 s = 0; 1786 e = start - 1; 1787 if (and_region(&s, &e, scp->start, scp->end)) 1788 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1789 s = end + 1; 1790 e = scp->xsize*scp->ysize - 1; 1791 if (and_region(&s, &e, scp->start, scp->end)) 1792 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1793 } else { 1794 (*scp->rndr->draw)(scp, scp->start, 1795 scp->end - scp->start + 1, FALSE); 1796 } 1797 } else { 1798 (*scp->rndr->draw)(scp, scp->start, 1799 scp->end - scp->start + 1, FALSE); 1800 } 1801 } 1802 1803 /* we are not to show the cursor and the mouse pointer... */ 1804 if (!show_cursor) { 1805 scp->end = 0; 1806 scp->start = scp->xsize*scp->ysize - 1; 1807 --scp->sc->videoio_in_progress; 1808 return; 1809 } 1810 1811 /* update cursor image */ 1812 if (scp->status & CURSOR_ENABLED) { 1813 s = scp->start; 1814 e = scp->end; 1815 /* did cursor move since last time ? */ 1816 if (scp->cursor_pos != scp->cursor_oldpos) { 1817 /* do we need to remove old cursor image ? */ 1818 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1819 sc_remove_cursor_image(scp); 1820 sc_draw_cursor_image(scp); 1821 } else { 1822 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1823 /* cursor didn't move, but has been overwritten */ 1824 sc_draw_cursor_image(scp); 1825 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1826 /* if it's a blinking cursor, update it */ 1827 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1828 sc_inside_cutmark(scp, 1829 scp->cursor_pos)); 1830 } 1831 } 1832 1833#ifndef SC_NO_CUTPASTE 1834 /* update "pseudo" mouse pointer image */ 1835 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1836 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1837 scp->status &= ~MOUSE_MOVED; 1838 sc_draw_mouse_image(scp); 1839 } 1840 } 1841#endif /* SC_NO_CUTPASTE */ 1842 1843 scp->end = 0; 1844 scp->start = scp->xsize*scp->ysize - 1; 1845 1846 --scp->sc->videoio_in_progress; 1847} 1848 1849#ifdef DEV_SPLASH 1850static int 1851scsplash_callback(int event, void *arg) 1852{ 1853 sc_softc_t *sc; 1854 int error; 1855 1856 sc = (sc_softc_t *)arg; 1857 1858 switch (event) { 1859 case SPLASH_INIT: 1860 if (add_scrn_saver(scsplash_saver) == 0) { 1861 sc->flags &= ~SC_SAVER_FAILED; 1862 run_scrn_saver = TRUE; 1863 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1864 scsplash_stick(TRUE); 1865 (*current_saver)(sc, TRUE); 1866 } 1867 } 1868 return 0; 1869 1870 case SPLASH_TERM: 1871 if (current_saver == scsplash_saver) { 1872 scsplash_stick(FALSE); 1873 error = remove_scrn_saver(scsplash_saver); 1874 if (error) 1875 return error; 1876 } 1877 return 0; 1878 1879 default: 1880 return EINVAL; 1881 } 1882} 1883 1884static void 1885scsplash_saver(sc_softc_t *sc, int show) 1886{ 1887 static int busy = FALSE; 1888 scr_stat *scp; 1889 1890 if (busy) 1891 return; 1892 busy = TRUE; 1893 1894 scp = sc->cur_scp; 1895 if (show) { 1896 if (!(sc->flags & SC_SAVER_FAILED)) { 1897 if (!(sc->flags & SC_SCRN_BLANKED)) 1898 set_scrn_saver_mode(scp, -1, NULL, 0); 1899 switch (splash(sc->adp, TRUE)) { 1900 case 0: /* succeeded */ 1901 break; 1902 case EAGAIN: /* try later */ 1903 restore_scrn_saver_mode(scp, FALSE); 1904 sc_touch_scrn_saver(); /* XXX */ 1905 break; 1906 default: 1907 sc->flags |= SC_SAVER_FAILED; 1908 scsplash_stick(FALSE); 1909 restore_scrn_saver_mode(scp, TRUE); 1910 printf("scsplash_saver(): failed to put up the image\n"); 1911 break; 1912 } 1913 } 1914 } else if (!sticky_splash) { 1915 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1916 restore_scrn_saver_mode(scp, TRUE); 1917 } 1918 busy = FALSE; 1919} 1920 1921static int 1922add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1923{ 1924#if 0 1925 int error; 1926 1927 if (current_saver != none_saver) { 1928 error = remove_scrn_saver(current_saver); 1929 if (error) 1930 return error; 1931 } 1932#endif 1933 if (current_saver != none_saver) 1934 return EBUSY; 1935 1936 run_scrn_saver = FALSE; 1937 saver_mode = CONS_LKM_SAVER; 1938 current_saver = this_saver; 1939 return 0; 1940} 1941 1942static int 1943remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1944{ 1945 if (current_saver != this_saver) 1946 return EINVAL; 1947 1948#if 0 1949 /* 1950 * In order to prevent `current_saver' from being called by 1951 * the timeout routine `scrn_timer()' while we manipulate 1952 * the saver list, we shall set `current_saver' to `none_saver' 1953 * before stopping the current saver, rather than blocking by `splXX()'. 1954 */ 1955 current_saver = none_saver; 1956 if (scrn_blanked) 1957 stop_scrn_saver(this_saver); 1958#endif 1959 1960 /* unblank all blanked screens */ 1961 wait_scrn_saver_stop(NULL); 1962 if (scrn_blanked) 1963 return EBUSY; 1964 1965 current_saver = none_saver; 1966 return 0; 1967} 1968 1969static int 1970set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 1971{ 1972 int s; 1973 1974 /* assert(scp == scp->sc->cur_scp) */ 1975 s = spltty(); 1976 if (!ISGRAPHSC(scp)) 1977 sc_remove_cursor_image(scp); 1978 scp->splash_save_mode = scp->mode; 1979 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 1980 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 1981 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 1982 scp->sc->flags |= SC_SCRN_BLANKED; 1983 ++scrn_blanked; 1984 splx(s); 1985 if (mode < 0) 1986 return 0; 1987 scp->mode = mode; 1988 if (set_mode(scp) == 0) { 1989 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 1990 scp->status |= GRAPHICS_MODE; 1991#ifndef SC_NO_PALETTE_LOADING 1992 if (pal != NULL) 1993 load_palette(scp->sc->adp, pal); 1994#endif 1995 sc_set_border(scp, border); 1996 return 0; 1997 } else { 1998 s = spltty(); 1999 scp->mode = scp->splash_save_mode; 2000 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2001 scp->status |= scp->splash_save_status; 2002 splx(s); 2003 return 1; 2004 } 2005} 2006 2007static int 2008restore_scrn_saver_mode(scr_stat *scp, int changemode) 2009{ 2010 int mode; 2011 int status; 2012 int s; 2013 2014 /* assert(scp == scp->sc->cur_scp) */ 2015 s = spltty(); 2016 mode = scp->mode; 2017 status = scp->status; 2018 scp->mode = scp->splash_save_mode; 2019 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2020 scp->status |= scp->splash_save_status; 2021 scp->sc->flags &= ~SC_SCRN_BLANKED; 2022 if (!changemode) { 2023 if (!ISGRAPHSC(scp)) 2024 sc_draw_cursor_image(scp); 2025 --scrn_blanked; 2026 splx(s); 2027 return 0; 2028 } 2029 if (set_mode(scp) == 0) { 2030#ifndef SC_NO_PALETTE_LOADING 2031 load_palette(scp->sc->adp, scp->sc->palette); 2032#endif 2033 --scrn_blanked; 2034 splx(s); 2035 return 0; 2036 } else { 2037 scp->mode = mode; 2038 scp->status = status; 2039 splx(s); 2040 return 1; 2041 } 2042} 2043 2044static void 2045stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2046{ 2047 (*saver)(sc, FALSE); 2048 run_scrn_saver = FALSE; 2049 /* the screen saver may have chosen not to stop after all... */ 2050 if (sc->flags & SC_SCRN_BLANKED) 2051 return; 2052 2053 mark_all(sc->cur_scp); 2054 if (sc->delayed_next_scr) 2055 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2056 if (debugger == 0) 2057 wakeup(&scrn_blanked); 2058} 2059 2060static int 2061wait_scrn_saver_stop(sc_softc_t *sc) 2062{ 2063 int error = 0; 2064 2065 while (scrn_blanked > 0) { 2066 run_scrn_saver = FALSE; 2067 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2068 error = 0; 2069 break; 2070 } 2071 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2072 if ((error != 0) && (error != ERESTART)) 2073 break; 2074 } 2075 run_scrn_saver = FALSE; 2076 return error; 2077} 2078#endif /* DEV_SPLASH */ 2079 2080void 2081sc_touch_scrn_saver(void) 2082{ 2083 scsplash_stick(FALSE); 2084 run_scrn_saver = FALSE; 2085} 2086 2087int 2088sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2089{ 2090 scr_stat *cur_scp; 2091 struct tty *tp; 2092 struct proc *p; 2093 int s; 2094 2095 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2096 2097 if (sc->cur_scp == NULL) 2098 return (0); 2099 2100 /* prevent switch if previously requested */ 2101 if (sc->flags & SC_SCRN_VTYLOCK) { 2102 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2103 sc->cur_scp->bell_duration); 2104 return EPERM; 2105 } 2106 2107 /* delay switch if the screen is blanked or being updated */ 2108 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2109 || sc->blink_in_progress || sc->videoio_in_progress) { 2110 sc->delayed_next_scr = next_scr + 1; 2111 sc_touch_scrn_saver(); 2112 DPRINTF(5, ("switch delayed\n")); 2113 return 0; 2114 } 2115 2116 s = spltty(); 2117 cur_scp = sc->cur_scp; 2118 2119 /* we are in the middle of the vty switching process... */ 2120 if (sc->switch_in_progress 2121 && (cur_scp->smode.mode == VT_PROCESS) 2122 && cur_scp->proc) { 2123 p = pfind(cur_scp->pid); 2124 if (cur_scp->proc != p) { 2125 if (p) 2126 PROC_UNLOCK(p); 2127 /* 2128 * The controlling process has died!!. Do some clean up. 2129 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2130 * are not reset here yet; they will be cleared later. 2131 */ 2132 DPRINTF(5, ("cur_scp controlling process %d died, ", 2133 cur_scp->pid)); 2134 if (cur_scp->status & SWITCH_WAIT_REL) { 2135 /* 2136 * Force the previous switch to finish, but return now 2137 * with error. 2138 */ 2139 DPRINTF(5, ("reset WAIT_REL, ")); 2140 finish_vt_rel(cur_scp, TRUE, &s); 2141 splx(s); 2142 DPRINTF(5, ("finishing previous switch\n")); 2143 return EINVAL; 2144 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2145 /* let's assume screen switch has been completed. */ 2146 DPRINTF(5, ("reset WAIT_ACQ, ")); 2147 finish_vt_acq(cur_scp); 2148 } else { 2149 /* 2150 * We are in between screen release and acquisition, and 2151 * reached here via scgetc() or scrn_timer() which has 2152 * interrupted exchange_scr(). Don't do anything stupid. 2153 */ 2154 DPRINTF(5, ("waiting nothing, ")); 2155 } 2156 } else { 2157 if (p) 2158 PROC_UNLOCK(p); 2159 /* 2160 * The controlling process is alive, but not responding... 2161 * It is either buggy or it may be just taking time. 2162 * The following code is a gross kludge to cope with this 2163 * problem for which there is no clean solution. XXX 2164 */ 2165 if (cur_scp->status & SWITCH_WAIT_REL) { 2166 switch (sc->switch_in_progress++) { 2167 case 1: 2168 break; 2169 case 2: 2170 DPRINTF(5, ("sending relsig again, ")); 2171 signal_vt_rel(cur_scp); 2172 break; 2173 case 3: 2174 break; 2175 case 4: 2176 default: 2177 /* 2178 * Act as if the controlling program returned 2179 * VT_FALSE. 2180 */ 2181 DPRINTF(5, ("force reset WAIT_REL, ")); 2182 finish_vt_rel(cur_scp, FALSE, &s); 2183 splx(s); 2184 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2185 return EINVAL; 2186 } 2187 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2188 switch (sc->switch_in_progress++) { 2189 case 1: 2190 break; 2191 case 2: 2192 DPRINTF(5, ("sending acqsig again, ")); 2193 signal_vt_acq(cur_scp); 2194 break; 2195 case 3: 2196 break; 2197 case 4: 2198 default: 2199 /* clear the flag and finish the previous switch */ 2200 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2201 finish_vt_acq(cur_scp); 2202 break; 2203 } 2204 } 2205 } 2206 } 2207 2208 /* 2209 * Return error if an invalid argument is given, or vty switch 2210 * is still in progress. 2211 */ 2212 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2213 || sc->switch_in_progress) { 2214 splx(s); 2215 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2216 DPRINTF(5, ("error 1\n")); 2217 return EINVAL; 2218 } 2219 2220 /* 2221 * Don't allow switching away from the graphics mode vty 2222 * if the switch mode is VT_AUTO, unless the next vty is the same 2223 * as the current or the current vty has been closed (but showing). 2224 */ 2225 tp = VIRTUAL_TTY(sc, cur_scp->index); 2226 if ((cur_scp->index != next_scr) 2227 && ISTTYOPEN(tp) 2228 && (cur_scp->smode.mode == VT_AUTO) 2229 && ISGRAPHSC(cur_scp)) { 2230 splx(s); 2231 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2232 DPRINTF(5, ("error, graphics mode\n")); 2233 return EINVAL; 2234 } 2235 2236 /* 2237 * Is the wanted vty open? Don't allow switching to a closed vty. 2238 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2239 * Note that we always allow the user to switch to the kernel 2240 * console even if it is closed. 2241 */ 2242 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2243 tp = VIRTUAL_TTY(sc, next_scr); 2244 if (!ISTTYOPEN(tp)) { 2245 splx(s); 2246 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2247 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2248 return EINVAL; 2249 } 2250 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2251 splx(s); 2252 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2253 return EINVAL; 2254 } 2255 } 2256 2257 /* this is the start of vty switching process... */ 2258 ++sc->switch_in_progress; 2259 sc->delayed_next_scr = 0; 2260 sc->old_scp = cur_scp; 2261 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2262 if (sc->new_scp == sc->old_scp) { 2263 sc->switch_in_progress = 0; 2264 /* 2265 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2266 * sched_lock is in an in-between state, e.g., when we stop at 2267 * a breakpoint at fork_exit. It has always been wrong to call 2268 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2269 * is supposed to be locked by splhigh(), but the debugger may 2270 * be invoked at splhigh(). 2271 */ 2272 if (debugger == 0) 2273 wakeup(&sc->new_scp->smode); 2274 splx(s); 2275 DPRINTF(5, ("switch done (new == old)\n")); 2276 return 0; 2277 } 2278 2279 /* has controlling process died? */ 2280 vt_proc_alive(sc->old_scp); 2281 vt_proc_alive(sc->new_scp); 2282 2283 /* wait for the controlling process to release the screen, if necessary */ 2284 if (signal_vt_rel(sc->old_scp)) { 2285 splx(s); 2286 return 0; 2287 } 2288 2289 /* go set up the new vty screen */ 2290 splx(s); 2291 exchange_scr(sc); 2292 s = spltty(); 2293 2294 /* wake up processes waiting for this vty */ 2295 if (debugger == 0) 2296 wakeup(&sc->cur_scp->smode); 2297 2298 /* wait for the controlling process to acknowledge, if necessary */ 2299 if (signal_vt_acq(sc->cur_scp)) { 2300 splx(s); 2301 return 0; 2302 } 2303 2304 sc->switch_in_progress = 0; 2305 if (sc->unit == sc_console_unit) 2306 cnavailable(sc_consptr, TRUE); 2307 splx(s); 2308 DPRINTF(5, ("switch done\n")); 2309 2310 return 0; 2311} 2312 2313static int 2314do_switch_scr(sc_softc_t *sc, int s) 2315{ 2316 vt_proc_alive(sc->new_scp); 2317 2318 splx(s); 2319 exchange_scr(sc); 2320 s = spltty(); 2321 /* sc->cur_scp == sc->new_scp */ 2322 wakeup(&sc->cur_scp->smode); 2323 2324 /* wait for the controlling process to acknowledge, if necessary */ 2325 if (!signal_vt_acq(sc->cur_scp)) { 2326 sc->switch_in_progress = 0; 2327 if (sc->unit == sc_console_unit) 2328 cnavailable(sc_consptr, TRUE); 2329 } 2330 2331 return s; 2332} 2333 2334static int 2335vt_proc_alive(scr_stat *scp) 2336{ 2337 struct proc *p; 2338 2339 if (scp->proc) { 2340 if ((p = pfind(scp->pid)) != NULL) 2341 PROC_UNLOCK(p); 2342 if (scp->proc == p) 2343 return TRUE; 2344 scp->proc = NULL; 2345 scp->smode.mode = VT_AUTO; 2346 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2347 } 2348 return FALSE; 2349} 2350 2351static int 2352signal_vt_rel(scr_stat *scp) 2353{ 2354 if (scp->smode.mode != VT_PROCESS) 2355 return FALSE; 2356 scp->status |= SWITCH_WAIT_REL; 2357 PROC_LOCK(scp->proc); 2358 psignal(scp->proc, scp->smode.relsig); 2359 PROC_UNLOCK(scp->proc); 2360 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2361 return TRUE; 2362} 2363 2364static int 2365signal_vt_acq(scr_stat *scp) 2366{ 2367 if (scp->smode.mode != VT_PROCESS) 2368 return FALSE; 2369 if (scp->sc->unit == sc_console_unit) 2370 cnavailable(sc_consptr, FALSE); 2371 scp->status |= SWITCH_WAIT_ACQ; 2372 PROC_LOCK(scp->proc); 2373 psignal(scp->proc, scp->smode.acqsig); 2374 PROC_UNLOCK(scp->proc); 2375 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2376 return TRUE; 2377} 2378 2379static int 2380finish_vt_rel(scr_stat *scp, int release, int *s) 2381{ 2382 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2383 scp->status &= ~SWITCH_WAIT_REL; 2384 if (release) 2385 *s = do_switch_scr(scp->sc, *s); 2386 else 2387 scp->sc->switch_in_progress = 0; 2388 return 0; 2389 } 2390 return EINVAL; 2391} 2392 2393static int 2394finish_vt_acq(scr_stat *scp) 2395{ 2396 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2397 scp->status &= ~SWITCH_WAIT_ACQ; 2398 scp->sc->switch_in_progress = 0; 2399 return 0; 2400 } 2401 return EINVAL; 2402} 2403 2404static void 2405exchange_scr(sc_softc_t *sc) 2406{ 2407 scr_stat *scp; 2408 2409 /* save the current state of video and keyboard */ 2410 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2411 if (!ISGRAPHSC(sc->old_scp)) 2412 sc_remove_cursor_image(sc->old_scp); 2413 if (sc->old_scp->kbd_mode == K_XLATE) 2414 save_kbd_state(sc->old_scp); 2415 2416 /* set up the video for the new screen */ 2417 scp = sc->cur_scp = sc->new_scp; 2418#ifdef PC98 2419 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2420#else 2421 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2422#endif 2423 set_mode(scp); 2424#ifndef __sparc64__ 2425 else 2426 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2427 (void *)sc->adp->va_window, FALSE); 2428#endif 2429 scp->status |= MOUSE_HIDDEN; 2430 sc_move_cursor(scp, scp->xpos, scp->ypos); 2431 if (!ISGRAPHSC(scp)) 2432 sc_set_cursor_image(scp); 2433#ifndef SC_NO_PALETTE_LOADING 2434 if (ISGRAPHSC(sc->old_scp)) 2435 load_palette(sc->adp, sc->palette); 2436#endif 2437 sc_set_border(scp, scp->border); 2438 2439 /* set up the keyboard for the new screen */ 2440 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2441 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2442 update_kbd_state(scp, scp->status, LOCK_MASK); 2443 2444 mark_all(scp); 2445} 2446 2447void 2448sc_puts(scr_stat *scp, u_char *buf, int len) 2449{ 2450#ifdef DEV_SPLASH 2451 /* make screensaver happy */ 2452 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2453 run_scrn_saver = FALSE; 2454#endif 2455 2456 if (scp->tsw) 2457 (*scp->tsw->te_puts)(scp, buf, len); 2458 2459 if (scp->sc->delayed_next_scr) 2460 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2461} 2462 2463void 2464sc_draw_cursor_image(scr_stat *scp) 2465{ 2466 /* assert(scp == scp->sc->cur_scp); */ 2467 ++scp->sc->videoio_in_progress; 2468 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2469 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2470 sc_inside_cutmark(scp, scp->cursor_pos)); 2471 scp->cursor_oldpos = scp->cursor_pos; 2472 --scp->sc->videoio_in_progress; 2473} 2474 2475void 2476sc_remove_cursor_image(scr_stat *scp) 2477{ 2478 /* assert(scp == scp->sc->cur_scp); */ 2479 ++scp->sc->videoio_in_progress; 2480 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2481 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2482 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2483 --scp->sc->videoio_in_progress; 2484} 2485 2486static void 2487update_cursor_image(scr_stat *scp) 2488{ 2489 /* assert(scp == scp->sc->cur_scp); */ 2490 sc_remove_cursor_image(scp); 2491 sc_set_cursor_image(scp); 2492 sc_draw_cursor_image(scp); 2493} 2494 2495void 2496sc_set_cursor_image(scr_stat *scp) 2497{ 2498 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2499 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2500 /* hidden cursor is internally represented as zero-height underline */ 2501 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2502 scp->curs_attr.base = scp->curs_attr.height = 0; 2503 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2504 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2505 scp->font_size - 1); 2506 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2507 scp->font_size - scp->curs_attr.base); 2508 } else { /* block cursor */ 2509 scp->curs_attr.base = 0; 2510 scp->curs_attr.height = scp->font_size; 2511 } 2512 2513 /* assert(scp == scp->sc->cur_scp); */ 2514 ++scp->sc->videoio_in_progress; 2515 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2516 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2517 --scp->sc->videoio_in_progress; 2518} 2519 2520static void 2521change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2522{ 2523 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2524 sc_remove_cursor_image(scp); 2525 2526 if (base >= 0) 2527 scp->curr_curs_attr.base = base; 2528 if (height >= 0) 2529 scp->curr_curs_attr.height = height; 2530 if (flags & CONS_RESET_CURSOR) 2531 scp->curr_curs_attr = scp->dflt_curs_attr; 2532 else 2533 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2534 2535 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2536 sc_set_cursor_image(scp); 2537 sc_draw_cursor_image(scp); 2538 } 2539} 2540 2541void 2542sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2543{ 2544 sc_softc_t *sc; 2545 struct cdev *dev; 2546 int s; 2547 int i; 2548 2549 s = spltty(); 2550 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2551 /* local (per vty) change */ 2552 change_cursor_shape(scp, flags, base, height); 2553 splx(s); 2554 return; 2555 } 2556 2557 /* global change */ 2558 sc = scp->sc; 2559 if (base >= 0) 2560 sc->curs_attr.base = base; 2561 if (height >= 0) 2562 sc->curs_attr.height = height; 2563 if (flags != -1) { 2564 if (flags & CONS_RESET_CURSOR) 2565 sc->curs_attr = sc->dflt_curs_attr; 2566 else 2567 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2568 } 2569 2570 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2571 if ((dev = SC_DEV(sc, i)) == NULL) 2572 continue; 2573 if ((scp = sc_get_stat(dev)) == NULL) 2574 continue; 2575 scp->dflt_curs_attr = sc->curs_attr; 2576 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2577 } 2578 splx(s); 2579} 2580 2581static void 2582scinit(int unit, int flags) 2583{ 2584 struct tty *tp; 2585 2586 /* 2587 * When syscons is being initialized as the kernel console, malloc() 2588 * is not yet functional, because various kernel structures has not been 2589 * fully initialized yet. Therefore, we need to declare the following 2590 * static buffers for the console. This is less than ideal, 2591 * but is necessry evil for the time being. XXX 2592 */ 2593#ifdef PC98 2594 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2595#else 2596 static u_short sc_buffer[ROW*COL]; /* XXX */ 2597#endif 2598#ifndef SC_NO_FONT_LOADING 2599 static u_char font_8[256*8]; 2600 static u_char font_14[256*14]; 2601 static u_char font_16[256*16]; 2602#endif 2603 2604 sc_softc_t *sc; 2605 scr_stat *scp; 2606 video_adapter_t *adp; 2607 int col; 2608 int row; 2609 int i; 2610 2611 /* one time initialization */ 2612 if (init_done == COLD) 2613 sc_get_bios_values(&bios_value); 2614 init_done = WARM; 2615 2616 /* 2617 * Allocate resources. Even if we are being called for the second 2618 * time, we must allocate them again, because they might have 2619 * disappeared... 2620 */ 2621 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2622 adp = NULL; 2623 if (sc->adapter >= 0) { 2624 vid_release(sc->adp, (void *)&sc->adapter); 2625 adp = sc->adp; 2626 sc->adp = NULL; 2627 } 2628 if (sc->keyboard >= 0) { 2629 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2630 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2631 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2632 if (sc->kbd != NULL) { 2633 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2634 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2635 } 2636 sc->kbd = NULL; 2637 } 2638 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2639 sc->adp = vid_get_adapter(sc->adapter); 2640 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2641 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2642 sckbdevent, sc); 2643 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2644 sc->kbd = kbd_get_keyboard(sc->keyboard); 2645 if (sc->kbd != NULL) { 2646 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2647 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2648 } 2649 2650 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2651 2652 sc->initial_mode = sc->adp->va_initial_mode; 2653 2654#ifndef SC_NO_FONT_LOADING 2655 if (flags & SC_KERNEL_CONSOLE) { 2656 sc->font_8 = font_8; 2657 sc->font_14 = font_14; 2658 sc->font_16 = font_16; 2659 } else if (sc->font_8 == NULL) { 2660 /* assert(sc_malloc) */ 2661 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2662 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2663 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2664 } 2665#endif 2666 2667 /* extract the hardware cursor location and hide the cursor for now */ 2668 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2669 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2670 2671 /* set up the first console */ 2672 sc->first_vty = unit*MAXCONS; 2673 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2674 if (flags & SC_KERNEL_CONSOLE) { 2675 /* 2676 * Set up devs structure but don't use it yet, calling make_dev() 2677 * might panic kernel. Wait for sc_attach_unit() to actually 2678 * create the devices. 2679 */ 2680 sc->dev = main_devs; 2681 scp = &main_console; 2682 init_scp(sc, sc->first_vty, scp); 2683 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2684 (void *)sc_buffer, FALSE); 2685 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2686 sc_init_emulator(scp, "*"); 2687 (*scp->tsw->te_default_attr)(scp, 2688 kernel_default.std_color, 2689 kernel_default.rev_color); 2690 } else { 2691 /* assert(sc_malloc) */ 2692 sc->dev = malloc(sizeof(struct cdev *)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2693 sc->dev[0] = make_dev(&sc_cdevsw, unit * MAXCONS, 2694 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", unit * MAXCONS); 2695 tp = sc->dev[0]->si_tty = ttyalloc(); 2696 tp->t_oproc = scstart; 2697 tp->t_param = scparam; 2698 tp->t_stop = nottystop; 2699 tp->t_dev = sc->dev[0]; 2700 scp = alloc_scp(sc, sc->first_vty); 2701 SC_STAT(sc->dev[0]) = scp; 2702 } 2703 sc->cur_scp = scp; 2704 2705#ifndef __sparc64__ 2706 /* copy screen to temporary buffer */ 2707 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2708 (void *)scp->sc->adp->va_window, FALSE); 2709 if (ISTEXTSC(scp)) 2710 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2711#endif 2712 2713 /* move cursors to the initial positions */ 2714 if (col >= scp->xsize) 2715 col = 0; 2716 if (row >= scp->ysize) 2717 row = scp->ysize - 1; 2718 scp->xpos = col; 2719 scp->ypos = row; 2720 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2721 2722 if (bios_value.cursor_end < scp->font_size) 2723 sc->dflt_curs_attr.base = scp->font_size - 2724 bios_value.cursor_end - 1; 2725 else 2726 sc->dflt_curs_attr.base = 0; 2727 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2728 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2729 sc->dflt_curs_attr.flags = 0; 2730 sc->curs_attr = sc->dflt_curs_attr; 2731 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2732 2733#ifndef SC_NO_SYSMOUSE 2734 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2735#endif 2736 if (!ISGRAPHSC(scp)) { 2737 sc_set_cursor_image(scp); 2738 sc_draw_cursor_image(scp); 2739 } 2740 2741 /* save font and palette */ 2742#ifndef SC_NO_FONT_LOADING 2743 sc->fonts_loaded = 0; 2744 if (ISFONTAVAIL(sc->adp->va_flags)) { 2745#ifdef SC_DFLT_FONT 2746 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2747 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2748 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2749 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2750 if (scp->font_size < 14) { 2751 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2752 } else if (scp->font_size >= 16) { 2753 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2754 } else { 2755 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2756 } 2757#else /* !SC_DFLT_FONT */ 2758 if (scp->font_size < 14) { 2759 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2760 sc->fonts_loaded = FONT_8; 2761 } else if (scp->font_size >= 16) { 2762 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2763 sc->fonts_loaded = FONT_16; 2764 } else { 2765 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2766 sc->fonts_loaded = FONT_14; 2767 } 2768#endif /* SC_DFLT_FONT */ 2769 /* FONT KLUDGE: always use the font page #0. XXX */ 2770 sc_show_font(scp, 0); 2771 } 2772#endif /* !SC_NO_FONT_LOADING */ 2773 2774#ifndef SC_NO_PALETTE_LOADING 2775 save_palette(sc->adp, sc->palette); 2776#endif 2777 2778#ifdef DEV_SPLASH 2779 if (!(sc->flags & SC_SPLASH_SCRN)) { 2780 /* we are ready to put up the splash image! */ 2781 splash_init(sc->adp, scsplash_callback, sc); 2782 sc->flags |= SC_SPLASH_SCRN; 2783 } 2784#endif 2785 } 2786 2787 /* the rest is not necessary, if we have done it once */ 2788 if (sc->flags & SC_INIT_DONE) 2789 return; 2790 2791 /* initialize mapscrn arrays to a one to one map */ 2792 for (i = 0; i < sizeof(sc->scr_map); i++) 2793 sc->scr_map[i] = sc->scr_rmap[i] = i; 2794#ifdef PC98 2795 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2796#endif 2797 2798 sc->flags |= SC_INIT_DONE; 2799} 2800 2801static void 2802scterm(int unit, int flags) 2803{ 2804 sc_softc_t *sc; 2805 scr_stat *scp; 2806 2807 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2808 if (sc == NULL) 2809 return; /* shouldn't happen */ 2810 2811#ifdef DEV_SPLASH 2812 /* this console is no longer available for the splash screen */ 2813 if (sc->flags & SC_SPLASH_SCRN) { 2814 splash_term(sc->adp); 2815 sc->flags &= ~SC_SPLASH_SCRN; 2816 } 2817#endif 2818 2819#if 0 /* XXX */ 2820 /* move the hardware cursor to the upper-left corner */ 2821 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2822#endif 2823 2824 /* release the keyboard and the video card */ 2825 if (sc->keyboard >= 0) 2826 kbd_release(sc->kbd, &sc->keyboard); 2827 if (sc->adapter >= 0) 2828 vid_release(sc->adp, &sc->adapter); 2829 2830 /* stop the terminal emulator, if any */ 2831 scp = sc_get_stat(sc->dev[0]); 2832 if (scp->tsw) 2833 (*scp->tsw->te_term)(scp, &scp->ts); 2834 if (scp->ts != NULL) 2835 free(scp->ts, M_DEVBUF); 2836 2837 /* clear the structure */ 2838 if (!(flags & SC_KERNEL_CONSOLE)) { 2839 /* XXX: We need delete_dev() for this */ 2840 free(sc->dev, M_DEVBUF); 2841#if 0 2842 /* XXX: We need a ttyunregister for this */ 2843 free(sc->tty, M_DEVBUF); 2844#endif 2845#ifndef SC_NO_FONT_LOADING 2846 free(sc->font_8, M_DEVBUF); 2847 free(sc->font_14, M_DEVBUF); 2848 free(sc->font_16, M_DEVBUF); 2849#endif 2850 /* XXX vtb, history */ 2851 } 2852 bzero(sc, sizeof(*sc)); 2853 sc->keyboard = -1; 2854 sc->adapter = -1; 2855} 2856 2857static void 2858scshutdown(void *arg, int howto) 2859{ 2860 /* assert(sc_console != NULL) */ 2861 2862 sc_touch_scrn_saver(); 2863 if (!cold && sc_console 2864 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2865 && sc_console->smode.mode == VT_AUTO) 2866 sc_switch_scr(sc_console->sc, sc_console->index); 2867 shutdown_in_progress = TRUE; 2868} 2869 2870int 2871sc_clean_up(scr_stat *scp) 2872{ 2873#ifdef DEV_SPLASH 2874 int error; 2875#endif 2876 2877 if (scp->sc->flags & SC_SCRN_BLANKED) { 2878 sc_touch_scrn_saver(); 2879#ifdef DEV_SPLASH 2880 if ((error = wait_scrn_saver_stop(scp->sc))) 2881 return error; 2882#endif 2883 } 2884 scp->status |= MOUSE_HIDDEN; 2885 sc_remove_mouse_image(scp); 2886 sc_remove_cutmarking(scp); 2887 return 0; 2888} 2889 2890void 2891sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2892{ 2893 sc_vtb_t new; 2894 sc_vtb_t old; 2895 2896 old = scp->vtb; 2897 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2898 if (!discard && (old.vtb_flags & VTB_VALID)) { 2899 /* retain the current cursor position and buffer contants */ 2900 scp->cursor_oldpos = scp->cursor_pos; 2901 /* 2902 * This works only if the old buffer has the same size as or larger 2903 * than the new one. XXX 2904 */ 2905 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2906 scp->vtb = new; 2907 } else { 2908 scp->vtb = new; 2909 sc_vtb_destroy(&old); 2910 } 2911 2912#ifndef SC_NO_SYSMOUSE 2913 /* move the mouse cursor at the center of the screen */ 2914 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2915#endif 2916} 2917 2918static scr_stat 2919*alloc_scp(sc_softc_t *sc, int vty) 2920{ 2921 scr_stat *scp; 2922 2923 /* assert(sc_malloc) */ 2924 2925 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2926 init_scp(sc, vty, scp); 2927 2928 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2929 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2930 sc_init_emulator(scp, "*"); 2931 2932#ifndef SC_NO_CUTPASTE 2933 sc_alloc_cut_buffer(scp, TRUE); 2934#endif 2935 2936#ifndef SC_NO_HISTORY 2937 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2938#endif 2939 2940 return scp; 2941} 2942 2943static void 2944init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2945{ 2946 video_info_t info; 2947 2948 bzero(scp, sizeof(*scp)); 2949 2950 scp->index = vty; 2951 scp->sc = sc; 2952 scp->status = 0; 2953 scp->mode = sc->initial_mode; 2954 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2955 if (info.vi_flags & V_INFO_GRAPHICS) { 2956 scp->status |= GRAPHICS_MODE; 2957 scp->xpixel = info.vi_width; 2958 scp->ypixel = info.vi_height; 2959 scp->xsize = info.vi_width/info.vi_cwidth; 2960 scp->ysize = info.vi_height/info.vi_cheight; 2961 scp->font_size = 0; 2962 scp->font = NULL; 2963 } else { 2964 scp->xsize = info.vi_width; 2965 scp->ysize = info.vi_height; 2966 scp->xpixel = scp->xsize*info.vi_cwidth; 2967 scp->ypixel = scp->ysize*info.vi_cheight; 2968 scp->font_size = info.vi_cheight; 2969 scp->font_width = info.vi_cwidth; 2970 if (info.vi_cheight < 14) { 2971#ifndef SC_NO_FONT_LOADING 2972 scp->font = sc->font_8; 2973#else 2974 scp->font = NULL; 2975#endif 2976 } else if (info.vi_cheight >= 16) { 2977#ifndef SC_NO_FONT_LOADING 2978 scp->font = sc->font_16; 2979#else 2980 scp->font = NULL; 2981#endif 2982 } else { 2983#ifndef SC_NO_FONT_LOADING 2984 scp->font = sc->font_14; 2985#else 2986 scp->font = NULL; 2987#endif 2988 } 2989 } 2990 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 2991#ifndef __sparc64__ 2992 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 2993#endif 2994 scp->xoff = scp->yoff = 0; 2995 scp->xpos = scp->ypos = 0; 2996 scp->start = scp->xsize * scp->ysize - 1; 2997 scp->end = 0; 2998 scp->tsw = NULL; 2999 scp->ts = NULL; 3000 scp->rndr = NULL; 3001 scp->border = BG_BLACK; 3002 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3003 scp->mouse_cut_start = scp->xsize*scp->ysize; 3004 scp->mouse_cut_end = -1; 3005 scp->mouse_signal = 0; 3006 scp->mouse_pid = 0; 3007 scp->mouse_proc = NULL; 3008 scp->kbd_mode = K_XLATE; 3009 scp->bell_pitch = bios_value.bell_pitch; 3010 scp->bell_duration = BELL_DURATION; 3011 scp->status |= (bios_value.shift_state & NLKED); 3012 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3013 scp->pid = 0; 3014 scp->proc = NULL; 3015 scp->smode.mode = VT_AUTO; 3016 scp->history = NULL; 3017 scp->history_pos = 0; 3018 scp->history_size = 0; 3019} 3020 3021int 3022sc_init_emulator(scr_stat *scp, char *name) 3023{ 3024 sc_term_sw_t *sw; 3025 sc_rndr_sw_t *rndr; 3026 void *p; 3027 int error; 3028 3029 if (name == NULL) /* if no name is given, use the current emulator */ 3030 sw = scp->tsw; 3031 else /* ...otherwise find the named emulator */ 3032 sw = sc_term_match(name); 3033 if (sw == NULL) 3034 return EINVAL; 3035 3036 rndr = NULL; 3037 if (strcmp(sw->te_renderer, "*") != 0) { 3038 rndr = sc_render_match(scp, sw->te_renderer, 3039 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3040 } 3041 if (rndr == NULL) { 3042 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3043 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3044 if (rndr == NULL) 3045 return ENODEV; 3046 } 3047 3048 if (sw == scp->tsw) { 3049 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3050 scp->rndr = rndr; 3051 sc_clear_screen(scp); 3052 /* assert(error == 0); */ 3053 return error; 3054 } 3055 3056 if (sc_malloc && (sw->te_size > 0)) 3057 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3058 else 3059 p = NULL; 3060 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3061 if (error) 3062 return error; 3063 3064 if (scp->tsw) 3065 (*scp->tsw->te_term)(scp, &scp->ts); 3066 if (scp->ts != NULL) 3067 free(scp->ts, M_DEVBUF); 3068 scp->tsw = sw; 3069 scp->ts = p; 3070 scp->rndr = rndr; 3071 3072 /* XXX */ 3073 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3074 sc_clear_screen(scp); 3075 3076 return 0; 3077} 3078 3079/* 3080 * scgetc(flags) - get character from keyboard. 3081 * If flags & SCGETC_CN, then avoid harmful side effects. 3082 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3083 * return NOKEY if there is nothing there. 3084 */ 3085static u_int 3086scgetc(sc_softc_t *sc, u_int flags) 3087{ 3088 scr_stat *scp; 3089#ifndef SC_NO_HISTORY 3090 struct tty *tp; 3091#endif 3092 u_int c; 3093 int this_scr; 3094 int f; 3095 int i; 3096 3097 if (sc->kbd == NULL) 3098 return NOKEY; 3099 3100next_code: 3101#if 1 3102 /* I don't like this, but... XXX */ 3103 if (flags & SCGETC_CN) 3104 sccnupdate(sc->cur_scp); 3105#endif 3106 scp = sc->cur_scp; 3107 /* first see if there is something in the keyboard port */ 3108 for (;;) { 3109 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3110 if (c == ERRKEY) { 3111 if (!(flags & SCGETC_CN)) 3112 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3113 } else if (c == NOKEY) 3114 return c; 3115 else 3116 break; 3117 } 3118 3119 /* make screensaver happy */ 3120 if (!(c & RELKEY)) 3121 sc_touch_scrn_saver(); 3122 3123 if (!(flags & SCGETC_CN)) 3124 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3125 3126 if (scp->kbd_mode != K_XLATE) 3127 return KEYCHAR(c); 3128 3129 /* if scroll-lock pressed allow history browsing */ 3130 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3131 3132 scp->status &= ~CURSOR_ENABLED; 3133 sc_remove_cursor_image(scp); 3134 3135#ifndef SC_NO_HISTORY 3136 if (!(scp->status & BUFFER_SAVED)) { 3137 scp->status |= BUFFER_SAVED; 3138 sc_hist_save(scp); 3139 } 3140 switch (c) { 3141 /* FIXME: key codes */ 3142 case SPCLKEY | FKEY | F(49): /* home key */ 3143 sc_remove_cutmarking(scp); 3144 sc_hist_home(scp); 3145 goto next_code; 3146 3147 case SPCLKEY | FKEY | F(57): /* end key */ 3148 sc_remove_cutmarking(scp); 3149 sc_hist_end(scp); 3150 goto next_code; 3151 3152 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3153 sc_remove_cutmarking(scp); 3154 if (sc_hist_up_line(scp)) 3155 if (!(flags & SCGETC_CN)) 3156 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3157 goto next_code; 3158 3159 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3160 sc_remove_cutmarking(scp); 3161 if (sc_hist_down_line(scp)) 3162 if (!(flags & SCGETC_CN)) 3163 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3164 goto next_code; 3165 3166 case SPCLKEY | FKEY | F(51): /* page up key */ 3167 sc_remove_cutmarking(scp); 3168 for (i=0; i<scp->ysize; i++) 3169 if (sc_hist_up_line(scp)) { 3170 if (!(flags & SCGETC_CN)) 3171 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3172 break; 3173 } 3174 goto next_code; 3175 3176 case SPCLKEY | FKEY | F(59): /* page down key */ 3177 sc_remove_cutmarking(scp); 3178 for (i=0; i<scp->ysize; i++) 3179 if (sc_hist_down_line(scp)) { 3180 if (!(flags & SCGETC_CN)) 3181 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3182 break; 3183 } 3184 goto next_code; 3185 } 3186#endif /* SC_NO_HISTORY */ 3187 } 3188 3189 /* 3190 * Process and consume special keys here. Return a plain char code 3191 * or a char code with the META flag or a function key code. 3192 */ 3193 if (c & RELKEY) { 3194 /* key released */ 3195 /* goto next_code */ 3196 } else { 3197 /* key pressed */ 3198 if (c & SPCLKEY) { 3199 c &= ~SPCLKEY; 3200 switch (KEYCHAR(c)) { 3201 /* LOCKING KEYS */ 3202 case NLK: case CLK: case ALK: 3203 break; 3204 case SLK: 3205 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3206 if (f & SLKED) { 3207 scp->status |= SLKED; 3208 } else { 3209 if (scp->status & SLKED) { 3210 scp->status &= ~SLKED; 3211#ifndef SC_NO_HISTORY 3212 if (scp->status & BUFFER_SAVED) { 3213 if (!sc_hist_restore(scp)) 3214 sc_remove_cutmarking(scp); 3215 scp->status &= ~BUFFER_SAVED; 3216 scp->status |= CURSOR_ENABLED; 3217 sc_draw_cursor_image(scp); 3218 } 3219 tp = VIRTUAL_TTY(sc, scp->index); 3220 if (ISTTYOPEN(tp)) 3221 scstart(tp); 3222#endif 3223 } 3224 } 3225 break; 3226 3227 case PASTE: 3228#ifndef SC_NO_CUTPASTE 3229 sc_mouse_paste(scp); 3230#endif 3231 break; 3232 3233 /* NON-LOCKING KEYS */ 3234 case NOP: 3235 case LSH: case RSH: case LCTR: case RCTR: 3236 case LALT: case RALT: case ASH: case META: 3237 break; 3238 3239 case BTAB: 3240 if (!(sc->flags & SC_SCRN_BLANKED)) 3241 return c; 3242 break; 3243 3244 case SPSC: 3245#ifdef DEV_SPLASH 3246 /* force activatation/deactivation of the screen saver */ 3247 if (!(sc->flags & SC_SCRN_BLANKED)) { 3248 run_scrn_saver = TRUE; 3249 sc->scrn_time_stamp -= scrn_blank_time; 3250 } 3251 if (cold) { 3252 /* 3253 * While devices are being probed, the screen saver need 3254 * to be invoked explictly. XXX 3255 */ 3256 if (sc->flags & SC_SCRN_BLANKED) { 3257 scsplash_stick(FALSE); 3258 stop_scrn_saver(sc, current_saver); 3259 } else { 3260 if (!ISGRAPHSC(scp)) { 3261 scsplash_stick(TRUE); 3262 (*current_saver)(sc, TRUE); 3263 } 3264 } 3265 } 3266#endif /* DEV_SPLASH */ 3267 break; 3268 3269 case RBT: 3270#ifndef SC_DISABLE_REBOOT 3271 shutdown_nice(0); 3272#endif 3273 break; 3274 3275 case HALT: 3276#ifndef SC_DISABLE_REBOOT 3277 shutdown_nice(RB_HALT); 3278#endif 3279 break; 3280 3281 case PDWN: 3282#ifndef SC_DISABLE_REBOOT 3283 shutdown_nice(RB_HALT|RB_POWEROFF); 3284#endif 3285 break; 3286 3287 case SUSP: 3288 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3289 break; 3290 case STBY: 3291 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3292 break; 3293 3294 case DBG: 3295#ifndef SC_DISABLE_KDBKEY 3296 kdb_enter("manual escape to debugger"); 3297#endif 3298 break; 3299 3300 case PNC: 3301 if (enable_panic_key) 3302 panic("Forced by the panic key"); 3303 break; 3304 3305 case NEXT: 3306 this_scr = scp->index; 3307 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3308 sc->first_vty + i != this_scr; 3309 i = (i + 1)%sc->vtys) { 3310 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3311 if (ISTTYOPEN(tp)) { 3312 sc_switch_scr(scp->sc, sc->first_vty + i); 3313 break; 3314 } 3315 } 3316 break; 3317 3318 case PREV: 3319 this_scr = scp->index; 3320 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3321 sc->first_vty + i != this_scr; 3322 i = (i + sc->vtys - 1)%sc->vtys) { 3323 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3324 if (ISTTYOPEN(tp)) { 3325 sc_switch_scr(scp->sc, sc->first_vty + i); 3326 break; 3327 } 3328 } 3329 break; 3330 3331 default: 3332 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3333 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3334 break; 3335 } 3336 /* assert(c & FKEY) */ 3337 if (!(sc->flags & SC_SCRN_BLANKED)) 3338 return c; 3339 break; 3340 } 3341 /* goto next_code */ 3342 } else { 3343 /* regular keys (maybe MKEY is set) */ 3344 if (!(sc->flags & SC_SCRN_BLANKED)) 3345 return c; 3346 } 3347 } 3348 3349 goto next_code; 3350} 3351 3352static int 3353scmmap(struct cdev *dev, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3354{ 3355 scr_stat *scp; 3356 3357 scp = sc_get_stat(dev); 3358 if (scp != scp->sc->cur_scp) 3359 return -1; 3360 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, paddr, nprot); 3361} 3362 3363static int 3364save_kbd_state(scr_stat *scp) 3365{ 3366 int state; 3367 int error; 3368 3369 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3370 if (error == ENOIOCTL) 3371 error = ENODEV; 3372 if (error == 0) { 3373 scp->status &= ~LOCK_MASK; 3374 scp->status |= state; 3375 } 3376 return error; 3377} 3378 3379static int 3380update_kbd_state(scr_stat *scp, int new_bits, int mask) 3381{ 3382 int state; 3383 int error; 3384 3385 if (mask != LOCK_MASK) { 3386 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3387 if (error == ENOIOCTL) 3388 error = ENODEV; 3389 if (error) 3390 return error; 3391 state &= ~mask; 3392 state |= new_bits & mask; 3393 } else { 3394 state = new_bits & LOCK_MASK; 3395 } 3396 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3397 if (error == ENOIOCTL) 3398 error = ENODEV; 3399 return error; 3400} 3401 3402static int 3403update_kbd_leds(scr_stat *scp, int which) 3404{ 3405 int error; 3406 3407 which &= LOCK_MASK; 3408 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3409 if (error == ENOIOCTL) 3410 error = ENODEV; 3411 return error; 3412} 3413 3414int 3415set_mode(scr_stat *scp) 3416{ 3417 video_info_t info; 3418 3419 /* reject unsupported mode */ 3420 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3421 return 1; 3422 3423 /* if this vty is not currently showing, do nothing */ 3424 if (scp != scp->sc->cur_scp) 3425 return 0; 3426 3427 /* setup video hardware for the given mode */ 3428 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 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