1/*- 2 * Copyright (c) 1992-1998 Søren Schmidt 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to The DragonFly Project 6 * by Sascha Wildner <saw@online.de> 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer, 13 * without modification, immediately at the beginning of the file. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. The name of the author may not be used to endorse or promote products 18 * derived from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#include <sys/cdefs.h> 33__FBSDID("$FreeBSD$"); 34 35#include "opt_compat.h" 36#include "opt_syscons.h" 37#include "opt_splash.h" 38#include "opt_ddb.h" 39 40#include <sys/param.h> 41#include <sys/systm.h> 42#include <sys/bus.h> 43#include <sys/conf.h> 44#include <sys/cons.h> 45#include <sys/consio.h> 46#include <sys/kdb.h> 47#include <sys/eventhandler.h> 48#include <sys/fbio.h> 49#include <sys/kbio.h> 50#include <sys/kernel.h> 51#include <sys/lock.h> 52#include <sys/malloc.h> 53#include <sys/mutex.h> 54#include <sys/priv.h> 55#include <sys/proc.h> 56#include <sys/random.h> 57#include <sys/reboot.h> 58#include <sys/serial.h> 59#include <sys/signalvar.h> 60#include <sys/sysctl.h> 61#include <sys/tty.h> 62#include <sys/power.h> 63 64#include <machine/clock.h> 65#if defined(__arm__) || defined(__mips__) || \ 66 defined(__powerpc__) || defined(__sparc64__) 67#include <machine/sc_machdep.h> 68#else 69#include <machine/pc/display.h> 70#endif 71#if defined( __i386__) || defined(__amd64__) 72#include <machine/psl.h> 73#include <machine/frame.h> 74#endif 75#include <machine/stdarg.h> 76 77#include <dev/kbd/kbdreg.h> 78#include <dev/fb/fbreg.h> 79#include <dev/fb/splashreg.h> 80#include <dev/syscons/syscons.h> 81 82#define COLD 0 83#define WARM 1 84 85#define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 86#define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 87 88#define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 89 90/* NULL-safe version of "tty_opened()" */ 91#define tty_opened_ns(tp) ((tp) != NULL && tty_opened(tp)) 92 93typedef struct default_attr { 94 int std_color; /* normal hardware color */ 95 int rev_color; /* reverse hardware color */ 96} default_attr; 97 98static default_attr user_default = { 99 SC_NORM_ATTR, 100 SC_NORM_REV_ATTR, 101}; 102 103static int sc_console_unit = -1; 104static int sc_saver_keyb_only = 1; 105static scr_stat *sc_console; 106static struct consdev *sc_consptr; 107static scr_stat main_console; 108static struct tty *main_devs[MAXCONS]; 109 110static char init_done = COLD; 111static int shutdown_in_progress = FALSE; 112static int suspend_in_progress = FALSE; 113static char sc_malloc = FALSE; 114 115static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 116static int run_scrn_saver = FALSE; /* should run the saver? */ 117static int enable_bell = TRUE; /* enable beeper */ 118 119#ifndef SC_DISABLE_REBOOT 120static int enable_reboot = TRUE; /* enable keyboard reboot */ 121#endif 122 123#ifndef SC_DISABLE_KDBKEY 124static int enable_kdbkey = TRUE; /* enable keyboard debug */ 125#endif 126 127static long scrn_blank_time = 0; /* screen saver timeout value */ 128#ifdef DEV_SPLASH 129static int scrn_blanked; /* # of blanked screen */ 130static int sticky_splash = FALSE; 131 132static void none_saver(sc_softc_t *sc, int blank) { } 133static void (*current_saver)(sc_softc_t *, int) = none_saver; 134#endif 135 136#ifdef SC_NO_SUSPEND_VTYSWITCH 137static int sc_no_suspend_vtswitch = 1; 138#else 139static int sc_no_suspend_vtswitch = 0; 140#endif 141static int sc_susp_scr; 142 143static SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 144static SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 145SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 146 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 147SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 148 0, "enable bell"); 149#ifndef SC_DISABLE_REBOOT 150SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_reboot, CTLFLAG_RW|CTLFLAG_SECURE, &enable_reboot, 151 0, "enable keyboard reboot"); 152#endif 153#ifndef SC_DISABLE_KDBKEY 154SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_debug, CTLFLAG_RW|CTLFLAG_SECURE, &enable_kdbkey, 155 0, "enable keyboard debug"); 156#endif 157TUNABLE_INT("hw.syscons.sc_no_suspend_vtswitch", &sc_no_suspend_vtswitch); 158SYSCTL_INT(_hw_syscons, OID_AUTO, sc_no_suspend_vtswitch, CTLFLAG_RW, 159 &sc_no_suspend_vtswitch, 0, "Disable VT switch before suspend."); 160#if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 161#include "font.h" 162#endif 163 164 tsw_ioctl_t *sc_user_ioctl; 165 166static bios_values_t bios_value; 167 168static int enable_panic_key; 169SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 170 0, "Enable panic via keypress specified in kbdmap(5)"); 171 172#define SC_CONSOLECTL 255 173 174#define VTY_WCHAN(sc, vty) (&SC_DEV(sc, vty)) 175 176static int debugger; 177 178/* prototypes */ 179static int sc_allocate_keyboard(sc_softc_t *sc, int unit); 180static int scvidprobe(int unit, int flags, int cons); 181static int sckbdprobe(int unit, int flags, int cons); 182static void scmeminit(void *arg); 183static int scdevtounit(struct tty *tp); 184static kbd_callback_func_t sckbdevent; 185static void scinit(int unit, int flags); 186static scr_stat *sc_get_stat(struct tty *tp); 187static void scterm(int unit, int flags); 188static void scshutdown(void *, int); 189static void scsuspend(void *); 190static void scresume(void *); 191static u_int scgetc(sc_softc_t *sc, u_int flags); 192static void sc_puts(scr_stat *scp, u_char *buf, int len, int kernel); 193#define SCGETC_CN 1 194#define SCGETC_NONBLOCK 2 195static void sccnupdate(scr_stat *scp); 196static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 197static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 198static timeout_t scrn_timer; 199static int and_region(int *s1, int *e1, int s2, int e2); 200static void scrn_update(scr_stat *scp, int show_cursor); 201 202#ifdef DEV_SPLASH 203static int scsplash_callback(int event, void *arg); 204static void scsplash_saver(sc_softc_t *sc, int show); 205static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 206static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 207static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 208static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 209static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 210static int wait_scrn_saver_stop(sc_softc_t *sc); 211#define scsplash_stick(stick) (sticky_splash = (stick)) 212#else /* !DEV_SPLASH */ 213#define scsplash_stick(stick) 214#endif /* DEV_SPLASH */ 215 216static int do_switch_scr(sc_softc_t *sc, int s); 217static int vt_proc_alive(scr_stat *scp); 218static int signal_vt_rel(scr_stat *scp); 219static int signal_vt_acq(scr_stat *scp); 220static int finish_vt_rel(scr_stat *scp, int release, int *s); 221static int finish_vt_acq(scr_stat *scp); 222static void exchange_scr(sc_softc_t *sc); 223static void update_cursor_image(scr_stat *scp); 224static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 225static void update_font(scr_stat *); 226static int save_kbd_state(scr_stat *scp); 227static int update_kbd_state(scr_stat *scp, int state, int mask); 228static int update_kbd_leds(scr_stat *scp, int which); 229static timeout_t blink_screen; 230static struct tty *sc_alloc_tty(int, int); 231 232static cn_probe_t sc_cnprobe; 233static cn_init_t sc_cninit; 234static cn_term_t sc_cnterm; 235static cn_getc_t sc_cngetc; 236static cn_putc_t sc_cnputc; 237static cn_grab_t sc_cngrab; 238static cn_ungrab_t sc_cnungrab; 239 240CONSOLE_DRIVER(sc); 241 242static tsw_open_t sctty_open; 243static tsw_close_t sctty_close; 244static tsw_outwakeup_t sctty_outwakeup; 245static tsw_ioctl_t sctty_ioctl; 246static tsw_mmap_t sctty_mmap; 247 248static struct ttydevsw sc_ttydevsw = { 249 .tsw_open = sctty_open, 250 .tsw_close = sctty_close, 251 .tsw_outwakeup = sctty_outwakeup, 252 .tsw_ioctl = sctty_ioctl, 253 .tsw_mmap = sctty_mmap, 254}; 255 256static d_ioctl_t consolectl_ioctl; 257static d_close_t consolectl_close; 258 259static struct cdevsw consolectl_devsw = { 260 .d_version = D_VERSION, 261 .d_flags = D_NEEDGIANT | D_TRACKCLOSE, 262 .d_ioctl = consolectl_ioctl, 263 .d_close = consolectl_close, 264 .d_name = "consolectl", 265}; 266 267int 268sc_probe_unit(int unit, int flags) 269{ 270 if (!vty_enabled(VTY_SC)) 271 return ENXIO; 272 if (!scvidprobe(unit, flags, FALSE)) { 273 if (bootverbose) 274 printf("%s%d: no video adapter found.\n", SC_DRIVER_NAME, unit); 275 return ENXIO; 276 } 277 278 /* syscons will be attached even when there is no keyboard */ 279 sckbdprobe(unit, flags, FALSE); 280 281 return 0; 282} 283 284/* probe video adapters, return TRUE if found */ 285static int 286scvidprobe(int unit, int flags, int cons) 287{ 288 /* 289 * Access the video adapter driver through the back door! 290 * Video adapter drivers need to be configured before syscons. 291 * However, when syscons is being probed as the low-level console, 292 * they have not been initialized yet. We force them to initialize 293 * themselves here. XXX 294 */ 295 vid_configure(cons ? VIO_PROBE_ONLY : 0); 296 297 return (vid_find_adapter("*", unit) >= 0); 298} 299 300/* probe the keyboard, return TRUE if found */ 301static int 302sckbdprobe(int unit, int flags, int cons) 303{ 304 /* access the keyboard driver through the backdoor! */ 305 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 306 307 return (kbd_find_keyboard("*", unit) >= 0); 308} 309 310static char 311*adapter_name(video_adapter_t *adp) 312{ 313 static struct { 314 int type; 315 char *name[2]; 316 } names[] = { 317 { KD_MONO, { "MDA", "MDA" } }, 318 { KD_HERCULES, { "Hercules", "Hercules" } }, 319 { KD_CGA, { "CGA", "CGA" } }, 320 { KD_EGA, { "EGA", "EGA (mono)" } }, 321 { KD_VGA, { "VGA", "VGA (mono)" } }, 322 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 323 { KD_TGA, { "TGA", "TGA" } }, 324 { -1, { "Unknown", "Unknown" } }, 325 }; 326 int i; 327 328 for (i = 0; names[i].type != -1; ++i) 329 if (names[i].type == adp->va_type) 330 break; 331 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 332} 333 334static void 335sctty_outwakeup(struct tty *tp) 336{ 337 size_t len; 338 u_char buf[PCBURST]; 339 scr_stat *scp = sc_get_stat(tp); 340 341 if (scp->status & SLKED || 342 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 343 return; 344 345 for (;;) { 346 len = ttydisc_getc(tp, buf, sizeof buf); 347 if (len == 0) 348 break; 349 sc_puts(scp, buf, len, 0); 350 } 351} 352 353static struct tty * 354sc_alloc_tty(int index, int devnum) 355{ 356 struct sc_ttysoftc *stc; 357 struct tty *tp; 358 359 /* Allocate TTY object and softc to store unit number. */ 360 stc = malloc(sizeof(struct sc_ttysoftc), M_DEVBUF, M_WAITOK); 361 stc->st_index = index; 362 stc->st_stat = NULL; 363 tp = tty_alloc_mutex(&sc_ttydevsw, stc, &Giant); 364 365 /* Create device node. */ 366 tty_makedev(tp, NULL, "v%r", devnum); 367 368 return (tp); 369} 370 371#ifdef SC_PIXEL_MODE 372static void 373sc_set_vesa_mode(scr_stat *scp, sc_softc_t *sc, int unit) 374{ 375 video_info_t info; 376 u_char *font; 377 int depth; 378 int fontsize; 379 int i; 380 int vmode; 381 382 vmode = 0; 383 (void)resource_int_value("sc", unit, "vesa_mode", &vmode); 384 if (vmode < M_VESA_BASE || vmode > M_VESA_MODE_MAX || 385 vidd_get_info(sc->adp, vmode, &info) != 0 || 386 !sc_support_pixel_mode(&info)) 387 vmode = 0; 388 389 /* 390 * If the mode is unset or unsupported, search for an available 391 * 800x600 graphics mode with the highest color depth. 392 */ 393 if (vmode == 0) { 394 for (depth = 0, i = M_VESA_BASE; i <= M_VESA_MODE_MAX; i++) 395 if (vidd_get_info(sc->adp, i, &info) == 0 && 396 info.vi_width == 800 && info.vi_height == 600 && 397 sc_support_pixel_mode(&info) && 398 info.vi_depth > depth) { 399 vmode = i; 400 depth = info.vi_depth; 401 } 402 if (vmode == 0) 403 return; 404 vidd_get_info(sc->adp, vmode, &info); 405 } 406 407#if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 408 fontsize = info.vi_cheight; 409#else 410 fontsize = scp->font_size; 411#endif 412 if (fontsize < 14) 413 fontsize = 8; 414 else if (fontsize >= 16) 415 fontsize = 16; 416 else 417 fontsize = 14; 418#ifndef SC_NO_FONT_LOADING 419 switch (fontsize) { 420 case 8: 421 if ((sc->fonts_loaded & FONT_8) == 0) 422 return; 423 font = sc->font_8; 424 break; 425 case 14: 426 if ((sc->fonts_loaded & FONT_14) == 0) 427 return; 428 font = sc->font_14; 429 break; 430 case 16: 431 if ((sc->fonts_loaded & FONT_16) == 0) 432 return; 433 font = sc->font_16; 434 break; 435 } 436#else 437 font = NULL; 438#endif 439#ifdef DEV_SPLASH 440 if ((sc->flags & SC_SPLASH_SCRN) != 0) 441 splash_term(sc->adp); 442#endif 443#ifndef SC_NO_HISTORY 444 if (scp->history != NULL) { 445 sc_vtb_append(&scp->vtb, 0, scp->history, 446 scp->ypos * scp->xsize + scp->xpos); 447 scp->history_pos = sc_vtb_tail(scp->history); 448 } 449#endif 450 vidd_set_mode(sc->adp, vmode); 451 scp->status |= (UNKNOWN_MODE | PIXEL_MODE | MOUSE_HIDDEN); 452 scp->status &= ~(GRAPHICS_MODE | MOUSE_VISIBLE); 453 scp->xpixel = info.vi_width; 454 scp->ypixel = info.vi_height; 455 scp->xsize = scp->xpixel / 8; 456 scp->ysize = scp->ypixel / fontsize; 457 scp->xpos = 0; 458 scp->ypos = scp->ysize - 1; 459 scp->xoff = scp->yoff = 0; 460 scp->font = font; 461 scp->font_size = fontsize; 462 scp->font_width = 8; 463 scp->start = scp->xsize * scp->ysize - 1; 464 scp->end = 0; 465 scp->cursor_pos = scp->cursor_oldpos = scp->xsize * scp->xsize; 466 scp->mode = sc->initial_mode = vmode; 467#ifndef __sparc64__ 468 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 469 (void *)sc->adp->va_window, FALSE); 470#endif 471 sc_alloc_scr_buffer(scp, FALSE, FALSE); 472 sc_init_emulator(scp, NULL); 473#ifndef SC_NO_CUTPASTE 474 sc_alloc_cut_buffer(scp, FALSE); 475#endif 476#ifndef SC_NO_HISTORY 477 sc_alloc_history_buffer(scp, 0, 0, FALSE); 478#endif 479 sc_set_border(scp, scp->border); 480 sc_set_cursor_image(scp); 481 scp->status &= ~UNKNOWN_MODE; 482#ifdef DEV_SPLASH 483 if ((sc->flags & SC_SPLASH_SCRN) != 0) 484 splash_init(sc->adp, scsplash_callback, sc); 485#endif 486} 487#endif 488 489int 490sc_attach_unit(int unit, int flags) 491{ 492 sc_softc_t *sc; 493 scr_stat *scp; 494 struct cdev *dev; 495 int vc; 496 497 if (!vty_enabled(VTY_SC)) 498 return ENXIO; 499 500 flags &= ~SC_KERNEL_CONSOLE; 501 502 if (sc_console_unit == unit) { 503 /* 504 * If this unit is being used as the system console, we need to 505 * adjust some variables and buffers before and after scinit(). 506 */ 507 /* assert(sc_console != NULL) */ 508 flags |= SC_KERNEL_CONSOLE; 509 scmeminit(NULL); 510 } 511 scinit(unit, flags); 512 513 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 514 sc->config = flags; 515 callout_init(&sc->ctimeout, 0); 516 callout_init(&sc->cblink, 0); 517 scp = sc_get_stat(sc->dev[0]); 518 if (sc_console == NULL) /* sc_console_unit < 0 */ 519 sc_console = scp; 520 521#ifdef SC_PIXEL_MODE 522 if ((sc->config & SC_VESAMODE) != 0) 523 sc_set_vesa_mode(scp, sc, unit); 524#endif /* SC_PIXEL_MODE */ 525 526 /* initialize cursor */ 527 if (!ISGRAPHSC(scp)) 528 update_cursor_image(scp); 529 530 /* get screen update going */ 531 scrn_timer(sc); 532 533 /* set up the keyboard */ 534 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 535 update_kbd_state(scp, scp->status, LOCK_MASK); 536 537 printf("%s%d: %s <%d virtual consoles, flags=0x%x>\n", 538 SC_DRIVER_NAME, unit, adapter_name(sc->adp), sc->vtys, sc->config); 539 if (bootverbose) { 540 printf("%s%d:", SC_DRIVER_NAME, unit); 541 if (sc->adapter >= 0) 542 printf(" fb%d", sc->adapter); 543 if (sc->keyboard >= 0) 544 printf(", kbd%d", sc->keyboard); 545 if (scp->tsw) 546 printf(", terminal emulator: %s (%s)", 547 scp->tsw->te_name, scp->tsw->te_desc); 548 printf("\n"); 549 } 550 551 /* Register suspend/resume/shutdown callbacks for the kernel console. */ 552 if (sc_console_unit == unit) { 553 EVENTHANDLER_REGISTER(power_suspend_early, scsuspend, NULL, 554 EVENTHANDLER_PRI_ANY); 555 EVENTHANDLER_REGISTER(power_resume, scresume, NULL, 556 EVENTHANDLER_PRI_ANY); 557 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, NULL, 558 SHUTDOWN_PRI_DEFAULT); 559 } 560 561 for (vc = 0; vc < sc->vtys; vc++) { 562 if (sc->dev[vc] == NULL) { 563 sc->dev[vc] = sc_alloc_tty(vc, vc + unit * MAXCONS); 564 if (vc == 0 && sc->dev == main_devs) 565 SC_STAT(sc->dev[0]) = &main_console; 566 } 567 /* 568 * The first vty already has struct tty and scr_stat initialized 569 * in scinit(). The other vtys will have these structs when 570 * first opened. 571 */ 572 } 573 574 dev = make_dev(&consolectl_devsw, 0, UID_ROOT, GID_WHEEL, 0600, 575 "consolectl"); 576 dev->si_drv1 = sc->dev[0]; 577 578 return 0; 579} 580 581static void 582scmeminit(void *arg) 583{ 584 if (!vty_enabled(VTY_SC)) 585 return; 586 if (sc_malloc) 587 return; 588 sc_malloc = TRUE; 589 590 /* 591 * As soon as malloc() becomes functional, we had better allocate 592 * various buffers for the kernel console. 593 */ 594 595 if (sc_console_unit < 0) /* sc_console == NULL */ 596 return; 597 598 /* copy the temporary buffer to the final buffer */ 599 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 600 601#ifndef SC_NO_CUTPASTE 602 sc_alloc_cut_buffer(sc_console, FALSE); 603#endif 604 605#ifndef SC_NO_HISTORY 606 /* initialize history buffer & pointers */ 607 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 608#endif 609} 610 611/* XXX */ 612SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 613 614static int 615scdevtounit(struct tty *tp) 616{ 617 int vty = SC_VTY(tp); 618 619 if (vty == SC_CONSOLECTL) 620 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 621 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 622 return -1; 623 else 624 return vty/MAXCONS; 625} 626 627static int 628sctty_open(struct tty *tp) 629{ 630 int unit = scdevtounit(tp); 631 sc_softc_t *sc; 632 scr_stat *scp; 633#ifndef __sparc64__ 634 keyarg_t key; 635#endif 636 637 DPRINTF(5, ("scopen: dev:%s, unit:%d, vty:%d\n", 638 devtoname(tp->t_dev), unit, SC_VTY(tp))); 639 640 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 641 if (sc == NULL) 642 return ENXIO; 643 644 if (!tty_opened(tp)) { 645 /* Use the current setting of the <-- key as default VERASE. */ 646 /* If the Delete key is preferable, an stty is necessary */ 647#ifndef __sparc64__ 648 if (sc->kbd != NULL) { 649 key.keynum = KEYCODE_BS; 650 (void)kbdd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 651 tp->t_termios.c_cc[VERASE] = key.key.map[0]; 652 } 653#endif 654 } 655 656 scp = sc_get_stat(tp); 657 if (scp == NULL) { 658 scp = SC_STAT(tp) = alloc_scp(sc, SC_VTY(tp)); 659 if (ISGRAPHSC(scp)) 660 sc_set_pixel_mode(scp, NULL, 0, 0, 16, 8); 661 } 662 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 663 tp->t_winsize.ws_col = scp->xsize; 664 tp->t_winsize.ws_row = scp->ysize; 665 } 666 667 return (0); 668} 669 670static void 671sctty_close(struct tty *tp) 672{ 673 scr_stat *scp; 674 int s; 675 676 if (SC_VTY(tp) != SC_CONSOLECTL) { 677 scp = sc_get_stat(tp); 678 /* were we in the middle of the VT switching process? */ 679 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 680 s = spltty(); 681 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 682 cnavailable(sc_consptr, TRUE); 683 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 684 DPRINTF(5, ("reset WAIT_REL, ")); 685 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 686 DPRINTF(5, ("reset WAIT_ACQ, ")); 687#ifdef not_yet_done 688 if (scp == &main_console) { 689 scp->pid = 0; 690 scp->proc = NULL; 691 scp->smode.mode = VT_AUTO; 692 } 693 else { 694 sc_vtb_destroy(&scp->vtb); 695#ifndef __sparc64__ 696 sc_vtb_destroy(&scp->scr); 697#endif 698 sc_free_history_buffer(scp, scp->ysize); 699 SC_STAT(tp) = NULL; 700 free(scp, M_DEVBUF); 701 } 702#else 703 scp->pid = 0; 704 scp->proc = NULL; 705 scp->smode.mode = VT_AUTO; 706#endif 707 scp->kbd_mode = K_XLATE; 708 if (scp == scp->sc->cur_scp) 709 (void)kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 710 DPRINTF(5, ("done.\n")); 711 } 712} 713 714#if 0 /* XXX mpsafetty: fix screensaver. What about outwakeup? */ 715static int 716scread(struct cdev *dev, struct uio *uio, int flag) 717{ 718 if (!sc_saver_keyb_only) 719 sc_touch_scrn_saver(); 720 return ttyread(dev, uio, flag); 721} 722#endif 723 724static int 725sckbdevent(keyboard_t *thiskbd, int event, void *arg) 726{ 727 sc_softc_t *sc; 728 struct tty *cur_tty; 729 int c, error = 0; 730 size_t len; 731 const u_char *cp; 732 733 sc = (sc_softc_t *)arg; 734 /* assert(thiskbd == sc->kbd) */ 735 736 mtx_lock(&Giant); 737 738 switch (event) { 739 case KBDIO_KEYINPUT: 740 break; 741 case KBDIO_UNLOADING: 742 sc->kbd = NULL; 743 sc->keyboard = -1; 744 kbd_release(thiskbd, (void *)&sc->keyboard); 745 goto done; 746 default: 747 error = EINVAL; 748 goto done; 749 } 750 751 /* 752 * Loop while there is still input to get from the keyboard. 753 * I don't think this is nessesary, and it doesn't fix 754 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 755 */ 756 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 757 758 cur_tty = SC_DEV(sc, sc->cur_scp->index); 759 if (!tty_opened_ns(cur_tty)) 760 continue; 761 762 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 763 continue; 764 765 switch (KEYFLAGS(c)) { 766 case 0x0000: /* normal key */ 767 ttydisc_rint(cur_tty, KEYCHAR(c), 0); 768 break; 769 case FKEY: /* function key, return string */ 770 cp = (*sc->cur_scp->tsw->te_fkeystr)(sc->cur_scp, c); 771 if (cp != NULL) { 772 ttydisc_rint_simple(cur_tty, cp, strlen(cp)); 773 break; 774 } 775 cp = kbdd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 776 if (cp != NULL) 777 ttydisc_rint_simple(cur_tty, cp, len); 778 break; 779 case MKEY: /* meta is active, prepend ESC */ 780 ttydisc_rint(cur_tty, 0x1b, 0); 781 ttydisc_rint(cur_tty, KEYCHAR(c), 0); 782 break; 783 case BKEY: /* backtab fixed sequence (esc [ Z) */ 784 ttydisc_rint_simple(cur_tty, "\x1B[Z", 3); 785 break; 786 } 787 788 ttydisc_rint_done(cur_tty); 789 } 790 791 sc->cur_scp->status |= MOUSE_HIDDEN; 792 793done: 794 mtx_unlock(&Giant); 795 return (error); 796} 797 798static int 799sctty_ioctl(struct tty *tp, u_long cmd, caddr_t data, struct thread *td) 800{ 801 int error; 802 int i; 803 sc_softc_t *sc; 804 scr_stat *scp; 805 int s; 806#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 807 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 808 int ival; 809#endif 810 811 /* If there is a user_ioctl function call that first */ 812 if (sc_user_ioctl) { 813 error = (*sc_user_ioctl)(tp, cmd, data, td); 814 if (error != ENOIOCTL) 815 return error; 816 } 817 818 error = sc_vid_ioctl(tp, cmd, data, td); 819 if (error != ENOIOCTL) 820 return error; 821 822#ifndef SC_NO_HISTORY 823 error = sc_hist_ioctl(tp, cmd, data, td); 824 if (error != ENOIOCTL) 825 return error; 826#endif 827 828#ifndef SC_NO_SYSMOUSE 829 error = sc_mouse_ioctl(tp, cmd, data, td); 830 if (error != ENOIOCTL) 831 return error; 832#endif 833 834 scp = sc_get_stat(tp); 835 /* assert(scp != NULL) */ 836 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 837 sc = scp->sc; 838 839 if (scp->tsw) { 840 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, td); 841 if (error != ENOIOCTL) 842 return error; 843 } 844 845 switch (cmd) { /* process console hardware related ioctl's */ 846 847 case GIO_ATTR: /* get current attributes */ 848 /* this ioctl is not processed here, but in the terminal emulator */ 849 return ENOTTY; 850 851 case GIO_COLOR: /* is this a color console ? */ 852 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 853 return 0; 854 855 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 856 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 857 return EINVAL; 858 s = spltty(); 859 scrn_blank_time = *(int *)data; 860 run_scrn_saver = (scrn_blank_time != 0); 861 splx(s); 862 return 0; 863 864 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 865 s = spltty(); 866 *(int *)data &= CONS_CURSOR_ATTRS; 867 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 868 splx(s); 869 return 0; 870 871 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 872 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 873 ((int *)data)[0] = scp->curr_curs_attr.flags; 874 ((int *)data)[1] = scp->curr_curs_attr.base; 875 ((int *)data)[2] = scp->curr_curs_attr.height; 876 } else { 877 ((int *)data)[0] = sc->curs_attr.flags; 878 ((int *)data)[1] = sc->curs_attr.base; 879 ((int *)data)[2] = sc->curs_attr.height; 880 } 881 return 0; 882 883 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 884 s = spltty(); 885 sc_change_cursor_shape(scp, ((int *)data)[0], 886 ((int *)data)[1], ((int *)data)[2]); 887 splx(s); 888 return 0; 889 890 case CONS_BELLTYPE: /* set bell type sound/visual */ 891 if ((*(int *)data) & CONS_VISUAL_BELL) 892 sc->flags |= SC_VISUAL_BELL; 893 else 894 sc->flags &= ~SC_VISUAL_BELL; 895 if ((*(int *)data) & CONS_QUIET_BELL) 896 sc->flags |= SC_QUIET_BELL; 897 else 898 sc->flags &= ~SC_QUIET_BELL; 899 return 0; 900 901 case CONS_GETINFO: /* get current (virtual) console info */ 902 { 903 vid_info_t *ptr = (vid_info_t*)data; 904 if (ptr->size == sizeof(struct vid_info)) { 905 ptr->m_num = sc->cur_scp->index; 906 ptr->font_size = scp->font_size; 907 ptr->mv_col = scp->xpos; 908 ptr->mv_row = scp->ypos; 909 ptr->mv_csz = scp->xsize; 910 ptr->mv_rsz = scp->ysize; 911 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 912 /* 913 * The following fields are filled by the terminal emulator. XXX 914 * 915 * ptr->mv_norm.fore 916 * ptr->mv_norm.back 917 * ptr->mv_rev.fore 918 * ptr->mv_rev.back 919 */ 920 ptr->mv_grfc.fore = 0; /* not supported */ 921 ptr->mv_grfc.back = 0; /* not supported */ 922 ptr->mv_ovscan = scp->border; 923 if (scp == sc->cur_scp) 924 save_kbd_state(scp); 925 ptr->mk_keylock = scp->status & LOCK_MASK; 926 return 0; 927 } 928 return EINVAL; 929 } 930 931 case CONS_GETVERS: /* get version number */ 932 *(int*)data = 0x200; /* version 2.0 */ 933 return 0; 934 935 case CONS_IDLE: /* see if the screen has been idle */ 936 /* 937 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 938 * the user process may have been writing something on the 939 * screen and syscons is not aware of it. Declare the screen 940 * is NOT idle if it is in one of these modes. But there is 941 * an exception to it; if a screen saver is running in the 942 * graphics mode in the current screen, we should say that the 943 * screen has been idle. 944 */ 945 *(int *)data = (sc->flags & SC_SCRN_IDLE) 946 && (!ISGRAPHSC(sc->cur_scp) 947 || (sc->cur_scp->status & SAVER_RUNNING)); 948 return 0; 949 950 case CONS_SAVERMODE: /* set saver mode */ 951 switch(*(int *)data) { 952 case CONS_NO_SAVER: 953 case CONS_USR_SAVER: 954 /* if a LKM screen saver is running, stop it first. */ 955 scsplash_stick(FALSE); 956 saver_mode = *(int *)data; 957 s = spltty(); 958#ifdef DEV_SPLASH 959 if ((error = wait_scrn_saver_stop(NULL))) { 960 splx(s); 961 return error; 962 } 963#endif 964 run_scrn_saver = TRUE; 965 if (saver_mode == CONS_USR_SAVER) 966 scp->status |= SAVER_RUNNING; 967 else 968 scp->status &= ~SAVER_RUNNING; 969 scsplash_stick(TRUE); 970 splx(s); 971 break; 972 case CONS_LKM_SAVER: 973 s = spltty(); 974 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 975 scp->status &= ~SAVER_RUNNING; 976 saver_mode = *(int *)data; 977 splx(s); 978 break; 979 default: 980 return EINVAL; 981 } 982 return 0; 983 984 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 985 /* 986 * Note that this ioctl does not guarantee the screen saver 987 * actually starts or stops. It merely attempts to do so... 988 */ 989 s = spltty(); 990 run_scrn_saver = (*(int *)data != 0); 991 if (run_scrn_saver) 992 sc->scrn_time_stamp -= scrn_blank_time; 993 splx(s); 994 return 0; 995 996 case CONS_SCRSHOT: /* get a screen shot */ 997 { 998 int retval, hist_rsz; 999 size_t lsize, csize; 1000 vm_offset_t frbp, hstp; 1001 unsigned lnum; 1002 scrshot_t *ptr = (scrshot_t *)data; 1003 void *outp = ptr->buf; 1004 1005 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0) 1006 return EINVAL; 1007 s = spltty(); 1008 if (ISGRAPHSC(scp)) { 1009 splx(s); 1010 return EOPNOTSUPP; 1011 } 1012 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 1013 if (((u_int)ptr->x + ptr->xsize) > scp->xsize || 1014 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 1015 splx(s); 1016 return EINVAL; 1017 } 1018 1019 lsize = scp->xsize * sizeof(u_int16_t); 1020 csize = ptr->xsize * sizeof(u_int16_t); 1021 /* Pointer to the last line of framebuffer */ 1022 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 1023 sizeof(u_int16_t); 1024 /* Pointer to the last line of target buffer */ 1025 outp = (char *)outp + ptr->ysize * csize; 1026 /* Pointer to the last line of history buffer */ 1027 if (scp->history != NULL) 1028 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 1029 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 1030 else 1031 hstp = 0; 1032 1033 retval = 0; 1034 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 1035 if (lnum < scp->ysize) { 1036 frbp -= lsize; 1037 } else { 1038 hstp -= lsize; 1039 if (hstp < scp->history->vtb_buffer) 1040 hstp += scp->history->vtb_rows * lsize; 1041 frbp = hstp; 1042 } 1043 if (lnum < ptr->y) 1044 continue; 1045 outp = (char *)outp - csize; 1046 retval = copyout((void *)frbp, outp, csize); 1047 if (retval != 0) 1048 break; 1049 } 1050 splx(s); 1051 return retval; 1052 } 1053 1054 case VT_SETMODE: /* set screen switcher mode */ 1055 { 1056 struct vt_mode *mode; 1057 struct proc *p1; 1058 1059 mode = (struct vt_mode *)data; 1060 DPRINTF(5, ("%s%d: VT_SETMODE ", SC_DRIVER_NAME, sc->unit)); 1061 if (scp->smode.mode == VT_PROCESS) { 1062 p1 = pfind(scp->pid); 1063 if (scp->proc == p1 && scp->proc != td->td_proc) { 1064 if (p1) 1065 PROC_UNLOCK(p1); 1066 DPRINTF(5, ("error EPERM\n")); 1067 return EPERM; 1068 } 1069 if (p1) 1070 PROC_UNLOCK(p1); 1071 } 1072 s = spltty(); 1073 if (mode->mode == VT_AUTO) { 1074 scp->smode.mode = VT_AUTO; 1075 scp->proc = NULL; 1076 scp->pid = 0; 1077 DPRINTF(5, ("VT_AUTO, ")); 1078 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 1079 cnavailable(sc_consptr, TRUE); 1080 /* were we in the middle of the vty switching process? */ 1081 if (finish_vt_rel(scp, TRUE, &s) == 0) 1082 DPRINTF(5, ("reset WAIT_REL, ")); 1083 if (finish_vt_acq(scp) == 0) 1084 DPRINTF(5, ("reset WAIT_ACQ, ")); 1085 } else { 1086 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 1087 || !ISSIGVALID(mode->frsig)) { 1088 splx(s); 1089 DPRINTF(5, ("error EINVAL\n")); 1090 return EINVAL; 1091 } 1092 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 1093 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 1094 scp->proc = td->td_proc; 1095 scp->pid = scp->proc->p_pid; 1096 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 1097 cnavailable(sc_consptr, FALSE); 1098 } 1099 splx(s); 1100 DPRINTF(5, ("\n")); 1101 return 0; 1102 } 1103 1104 case VT_GETMODE: /* get screen switcher mode */ 1105 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 1106 return 0; 1107 1108#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1109 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1110 case _IO('v', 4): 1111 ival = IOCPARM_IVAL(data); 1112 data = (caddr_t)&ival; 1113 /* FALLTHROUGH */ 1114#endif 1115 case VT_RELDISP: /* screen switcher ioctl */ 1116 s = spltty(); 1117 /* 1118 * This must be the current vty which is in the VT_PROCESS 1119 * switching mode... 1120 */ 1121 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 1122 splx(s); 1123 return EINVAL; 1124 } 1125 /* ...and this process is controlling it. */ 1126 if (scp->proc != td->td_proc) { 1127 splx(s); 1128 return EPERM; 1129 } 1130 error = EINVAL; 1131 switch(*(int *)data) { 1132 case VT_FALSE: /* user refuses to release screen, abort */ 1133 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 1134 DPRINTF(5, ("%s%d: VT_FALSE\n", SC_DRIVER_NAME, sc->unit)); 1135 break; 1136 case VT_TRUE: /* user has released screen, go on */ 1137 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 1138 DPRINTF(5, ("%s%d: VT_TRUE\n", SC_DRIVER_NAME, sc->unit)); 1139 break; 1140 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1141 if ((error = finish_vt_acq(scp)) == 0) 1142 DPRINTF(5, ("%s%d: VT_ACKACQ\n", SC_DRIVER_NAME, sc->unit)); 1143 break; 1144 default: 1145 break; 1146 } 1147 splx(s); 1148 return error; 1149 1150 case VT_OPENQRY: /* return free virtual console */ 1151 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1152 tp = SC_DEV(sc, i); 1153 if (!tty_opened_ns(tp)) { 1154 *(int *)data = i + 1; 1155 return 0; 1156 } 1157 } 1158 return EINVAL; 1159 1160#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1161 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1162 case _IO('v', 5): 1163 ival = IOCPARM_IVAL(data); 1164 data = (caddr_t)&ival; 1165 /* FALLTHROUGH */ 1166#endif 1167 case VT_ACTIVATE: /* switch to screen *data */ 1168 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1169 s = spltty(); 1170 error = sc_clean_up(sc->cur_scp); 1171 splx(s); 1172 if (error) 1173 return error; 1174 error = sc_switch_scr(sc, i); 1175 return (error); 1176 1177#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1178 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1179 case _IO('v', 6): 1180 ival = IOCPARM_IVAL(data); 1181 data = (caddr_t)&ival; 1182 /* FALLTHROUGH */ 1183#endif 1184 case VT_WAITACTIVE: /* wait for switch to occur */ 1185 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1186 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1187 return EINVAL; 1188 if (i == sc->cur_scp->index) 1189 return 0; 1190 error = tsleep(VTY_WCHAN(sc, i), (PZERO + 1) | PCATCH, "waitvt", 0); 1191 return error; 1192 1193 case VT_GETACTIVE: /* get active vty # */ 1194 *(int *)data = sc->cur_scp->index + 1; 1195 return 0; 1196 1197 case VT_GETINDEX: /* get this vty # */ 1198 *(int *)data = scp->index + 1; 1199 return 0; 1200 1201 case VT_LOCKSWITCH: /* prevent vty switching */ 1202 if ((*(int *)data) & 0x01) 1203 sc->flags |= SC_SCRN_VTYLOCK; 1204 else 1205 sc->flags &= ~SC_SCRN_VTYLOCK; 1206 return 0; 1207 1208 case KDENABIO: /* allow io operations */ 1209 error = priv_check(td, PRIV_IO); 1210 if (error != 0) 1211 return error; 1212 error = securelevel_gt(td->td_ucred, 0); 1213 if (error != 0) 1214 return error; 1215#ifdef __i386__ 1216 td->td_frame->tf_eflags |= PSL_IOPL; 1217#elif defined(__amd64__) 1218 td->td_frame->tf_rflags |= PSL_IOPL; 1219#endif 1220 return 0; 1221 1222 case KDDISABIO: /* disallow io operations (default) */ 1223#ifdef __i386__ 1224 td->td_frame->tf_eflags &= ~PSL_IOPL; 1225#elif defined(__amd64__) 1226 td->td_frame->tf_rflags &= ~PSL_IOPL; 1227#endif 1228 return 0; 1229 1230#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1231 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1232 case _IO('K', 20): 1233 ival = IOCPARM_IVAL(data); 1234 data = (caddr_t)&ival; 1235 /* FALLTHROUGH */ 1236#endif 1237 case KDSKBSTATE: /* set keyboard state (locks) */ 1238 if (*(int *)data & ~LOCK_MASK) 1239 return EINVAL; 1240 scp->status &= ~LOCK_MASK; 1241 scp->status |= *(int *)data; 1242 if (scp == sc->cur_scp) 1243 update_kbd_state(scp, scp->status, LOCK_MASK); 1244 return 0; 1245 1246 case KDGKBSTATE: /* get keyboard state (locks) */ 1247 if (scp == sc->cur_scp) 1248 save_kbd_state(scp); 1249 *(int *)data = scp->status & LOCK_MASK; 1250 return 0; 1251 1252 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1253 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1254 error = kbdd_ioctl(sc->kbd, cmd, data); 1255 if (error == ENOIOCTL) 1256 error = ENODEV; 1257 return error; 1258 1259#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1260 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1261 case _IO('K', 67): 1262 ival = IOCPARM_IVAL(data); 1263 data = (caddr_t)&ival; 1264 /* FALLTHROUGH */ 1265#endif 1266 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1267 if (*(int *)data & ~0x7f) 1268 return EINVAL; 1269 error = kbdd_ioctl(sc->kbd, KDSETRAD, data); 1270 if (error == ENOIOCTL) 1271 error = ENODEV; 1272 return error; 1273 1274#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1275 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1276 case _IO('K', 7): 1277 ival = IOCPARM_IVAL(data); 1278 data = (caddr_t)&ival; 1279 /* FALLTHROUGH */ 1280#endif 1281 case KDSKBMODE: /* set keyboard mode */ 1282 switch (*(int *)data) { 1283 case K_XLATE: /* switch to XLT ascii mode */ 1284 case K_RAW: /* switch to RAW scancode mode */ 1285 case K_CODE: /* switch to CODE mode */ 1286 scp->kbd_mode = *(int *)data; 1287 if (scp == sc->cur_scp) 1288 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, data); 1289 return 0; 1290 default: 1291 return EINVAL; 1292 } 1293 /* NOT REACHED */ 1294 1295 case KDGKBMODE: /* get keyboard mode */ 1296 *(int *)data = scp->kbd_mode; 1297 return 0; 1298 1299 case KDGKBINFO: 1300 error = kbdd_ioctl(sc->kbd, cmd, data); 1301 if (error == ENOIOCTL) 1302 error = ENODEV; 1303 return error; 1304 1305#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1306 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1307 case _IO('K', 8): 1308 ival = IOCPARM_IVAL(data); 1309 data = (caddr_t)&ival; 1310 /* FALLTHROUGH */ 1311#endif 1312 case KDMKTONE: /* sound the bell */ 1313 if (*(int*)data) 1314 sc_bell(scp, (*(int*)data)&0xffff, 1315 (((*(int*)data)>>16)&0xffff)*hz/1000); 1316 else 1317 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1318 return 0; 1319 1320#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1321 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1322 case _IO('K', 63): 1323 ival = IOCPARM_IVAL(data); 1324 data = (caddr_t)&ival; 1325 /* FALLTHROUGH */ 1326#endif 1327 case KIOCSOUND: /* make tone (*data) hz */ 1328 if (scp == sc->cur_scp) { 1329 if (*(int *)data) 1330 return sc_tone(*(int *)data); 1331 else 1332 return sc_tone(0); 1333 } 1334 return 0; 1335 1336 case KDGKBTYPE: /* get keyboard type */ 1337 error = kbdd_ioctl(sc->kbd, cmd, data); 1338 if (error == ENOIOCTL) { 1339 /* always return something? XXX */ 1340 *(int *)data = 0; 1341 } 1342 return 0; 1343 1344#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1345 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1346 case _IO('K', 66): 1347 ival = IOCPARM_IVAL(data); 1348 data = (caddr_t)&ival; 1349 /* FALLTHROUGH */ 1350#endif 1351 case KDSETLED: /* set keyboard LED status */ 1352 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1353 return EINVAL; 1354 scp->status &= ~LED_MASK; 1355 scp->status |= *(int *)data; 1356 if (scp == sc->cur_scp) 1357 update_kbd_leds(scp, scp->status); 1358 return 0; 1359 1360 case KDGETLED: /* get keyboard LED status */ 1361 if (scp == sc->cur_scp) 1362 save_kbd_state(scp); 1363 *(int *)data = scp->status & LED_MASK; 1364 return 0; 1365 1366 case KBADDKBD: /* add/remove keyboard to/from mux */ 1367 case KBRELKBD: 1368 error = kbdd_ioctl(sc->kbd, cmd, data); 1369 if (error == ENOIOCTL) 1370 error = ENODEV; 1371 return error; 1372 1373#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1374 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1375 case _IO('c', 110): 1376 ival = IOCPARM_IVAL(data); 1377 data = (caddr_t)&ival; 1378 /* FALLTHROUGH */ 1379#endif 1380 case CONS_SETKBD: /* set the new keyboard */ 1381 { 1382 keyboard_t *newkbd; 1383 1384 s = spltty(); 1385 newkbd = kbd_get_keyboard(*(int *)data); 1386 if (newkbd == NULL) { 1387 splx(s); 1388 return EINVAL; 1389 } 1390 error = 0; 1391 if (sc->kbd != newkbd) { 1392 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1393 (void *)&sc->keyboard, sckbdevent, sc); 1394 /* i == newkbd->kb_index */ 1395 if (i >= 0) { 1396 if (sc->kbd != NULL) { 1397 save_kbd_state(sc->cur_scp); 1398 kbd_release(sc->kbd, (void *)&sc->keyboard); 1399 } 1400 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1401 sc->keyboard = i; 1402 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, 1403 (caddr_t)&sc->cur_scp->kbd_mode); 1404 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1405 LOCK_MASK); 1406 } else { 1407 error = EPERM; /* XXX */ 1408 } 1409 } 1410 splx(s); 1411 return error; 1412 } 1413 1414 case CONS_RELKBD: /* release the current keyboard */ 1415 s = spltty(); 1416 error = 0; 1417 if (sc->kbd != NULL) { 1418 save_kbd_state(sc->cur_scp); 1419 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1420 if (error == 0) { 1421 sc->kbd = NULL; 1422 sc->keyboard = -1; 1423 } 1424 } 1425 splx(s); 1426 return error; 1427 1428 case CONS_GETTERM: /* get the current terminal emulator info */ 1429 { 1430 sc_term_sw_t *sw; 1431 1432 if (((term_info_t *)data)->ti_index == 0) { 1433 sw = scp->tsw; 1434 } else { 1435 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1436 } 1437 if (sw != NULL) { 1438 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1439 sizeof(((term_info_t *)data)->ti_name)); 1440 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1441 sizeof(((term_info_t *)data)->ti_desc)); 1442 ((term_info_t *)data)->ti_flags = 0; 1443 return 0; 1444 } else { 1445 ((term_info_t *)data)->ti_name[0] = '\0'; 1446 ((term_info_t *)data)->ti_desc[0] = '\0'; 1447 ((term_info_t *)data)->ti_flags = 0; 1448 return EINVAL; 1449 } 1450 } 1451 1452 case CONS_SETTERM: /* set the current terminal emulator */ 1453 s = spltty(); 1454 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1455 /* FIXME: what if scp == sc_console! XXX */ 1456 splx(s); 1457 return error; 1458 1459 case GIO_SCRNMAP: /* get output translation table */ 1460 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1461 return 0; 1462 1463 case PIO_SCRNMAP: /* set output translation table */ 1464 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1465 for (i=0; i<sizeof(sc->scr_map); i++) { 1466 sc->scr_rmap[sc->scr_map[i]] = i; 1467 } 1468 return 0; 1469 1470 case GIO_KEYMAP: /* get keyboard translation table */ 1471 case PIO_KEYMAP: /* set keyboard translation table */ 1472 case OGIO_KEYMAP: /* get keyboard translation table (compat) */ 1473 case OPIO_KEYMAP: /* set keyboard translation table (compat) */ 1474 case GIO_DEADKEYMAP: /* get accent key translation table */ 1475 case PIO_DEADKEYMAP: /* set accent key translation table */ 1476 case GETFKEY: /* get function key string */ 1477 case SETFKEY: /* set function key string */ 1478 error = kbdd_ioctl(sc->kbd, cmd, data); 1479 if (error == ENOIOCTL) 1480 error = ENODEV; 1481 return error; 1482 1483#ifndef SC_NO_FONT_LOADING 1484 1485 case PIO_FONT8x8: /* set 8x8 dot font */ 1486 if (!ISFONTAVAIL(sc->adp->va_flags)) 1487 return ENXIO; 1488 bcopy(data, sc->font_8, 8*256); 1489 sc->fonts_loaded |= FONT_8; 1490 /* 1491 * FONT KLUDGE 1492 * Always use the font page #0. XXX 1493 * Don't load if the current font size is not 8x8. 1494 */ 1495 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1496 sc_load_font(sc->cur_scp, 0, 8, 8, sc->font_8, 0, 256); 1497 return 0; 1498 1499 case GIO_FONT8x8: /* get 8x8 dot font */ 1500 if (!ISFONTAVAIL(sc->adp->va_flags)) 1501 return ENXIO; 1502 if (sc->fonts_loaded & FONT_8) { 1503 bcopy(sc->font_8, data, 8*256); 1504 return 0; 1505 } 1506 else 1507 return ENXIO; 1508 1509 case PIO_FONT8x14: /* set 8x14 dot font */ 1510 if (!ISFONTAVAIL(sc->adp->va_flags)) 1511 return ENXIO; 1512 bcopy(data, sc->font_14, 14*256); 1513 sc->fonts_loaded |= FONT_14; 1514 /* 1515 * FONT KLUDGE 1516 * Always use the font page #0. XXX 1517 * Don't load if the current font size is not 8x14. 1518 */ 1519 if (ISTEXTSC(sc->cur_scp) 1520 && (sc->cur_scp->font_size >= 14) 1521 && (sc->cur_scp->font_size < 16)) 1522 sc_load_font(sc->cur_scp, 0, 14, 8, sc->font_14, 0, 256); 1523 return 0; 1524 1525 case GIO_FONT8x14: /* get 8x14 dot font */ 1526 if (!ISFONTAVAIL(sc->adp->va_flags)) 1527 return ENXIO; 1528 if (sc->fonts_loaded & FONT_14) { 1529 bcopy(sc->font_14, data, 14*256); 1530 return 0; 1531 } 1532 else 1533 return ENXIO; 1534 1535 case PIO_FONT8x16: /* set 8x16 dot font */ 1536 if (!ISFONTAVAIL(sc->adp->va_flags)) 1537 return ENXIO; 1538 bcopy(data, sc->font_16, 16*256); 1539 sc->fonts_loaded |= FONT_16; 1540 /* 1541 * FONT KLUDGE 1542 * Always use the font page #0. XXX 1543 * Don't load if the current font size is not 8x16. 1544 */ 1545 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1546 sc_load_font(sc->cur_scp, 0, 16, 8, sc->font_16, 0, 256); 1547 return 0; 1548 1549 case GIO_FONT8x16: /* get 8x16 dot font */ 1550 if (!ISFONTAVAIL(sc->adp->va_flags)) 1551 return ENXIO; 1552 if (sc->fonts_loaded & FONT_16) { 1553 bcopy(sc->font_16, data, 16*256); 1554 return 0; 1555 } 1556 else 1557 return ENXIO; 1558 1559#endif /* SC_NO_FONT_LOADING */ 1560 1561 default: 1562 break; 1563 } 1564 1565 return (ENOIOCTL); 1566} 1567 1568static int 1569consolectl_ioctl(struct cdev *dev, u_long cmd, caddr_t data, int fflag, 1570 struct thread *td) 1571{ 1572 1573 return sctty_ioctl(dev->si_drv1, cmd, data, td); 1574} 1575 1576static int 1577consolectl_close(struct cdev *dev, int flags, int mode, struct thread *td) 1578{ 1579#ifndef SC_NO_SYSMOUSE 1580 mouse_info_t info; 1581 memset(&info, 0, sizeof(info)); 1582 info.operation = MOUSE_ACTION; 1583 1584 /* 1585 * Make sure all buttons are released when moused and other 1586 * console daemons exit, so that no buttons are left pressed. 1587 */ 1588 (void) sctty_ioctl(dev->si_drv1, CONS_MOUSECTL, (caddr_t)&info, td); 1589#endif 1590 return (0); 1591} 1592 1593static void 1594sc_cnprobe(struct consdev *cp) 1595{ 1596 int unit; 1597 int flags; 1598 1599 if (!vty_enabled(VTY_SC)) { 1600 cp->cn_pri = CN_DEAD; 1601 return; 1602 } 1603 1604 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1605 1606 /* a video card is always required */ 1607 if (!scvidprobe(unit, flags, TRUE)) 1608 cp->cn_pri = CN_DEAD; 1609 1610 /* syscons will become console even when there is no keyboard */ 1611 sckbdprobe(unit, flags, TRUE); 1612 1613 if (cp->cn_pri == CN_DEAD) 1614 return; 1615 1616 /* initialize required fields */ 1617 strcpy(cp->cn_name, "ttyv0"); 1618} 1619 1620static void 1621sc_cninit(struct consdev *cp) 1622{ 1623 int unit; 1624 int flags; 1625 1626 sc_get_cons_priority(&unit, &flags); 1627 scinit(unit, flags | SC_KERNEL_CONSOLE); 1628 sc_console_unit = unit; 1629 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1630 sc_consptr = cp; 1631} 1632 1633static void 1634sc_cnterm(struct consdev *cp) 1635{ 1636 /* we are not the kernel console any more, release everything */ 1637 1638 if (sc_console_unit < 0) 1639 return; /* shouldn't happen */ 1640 1641#if 0 /* XXX */ 1642 sc_clear_screen(sc_console); 1643 sccnupdate(sc_console); 1644#endif 1645 1646 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1647 sc_console_unit = -1; 1648 sc_console = NULL; 1649} 1650 1651static void 1652sc_cngrab(struct consdev *cp) 1653{ 1654 scr_stat *scp; 1655 1656 if (!cold && 1657 sc_console->sc->cur_scp->index != sc_console->index && 1658 sc_console->sc->cur_scp->smode.mode == VT_AUTO && 1659 sc_console->smode.mode == VT_AUTO) 1660 sc_switch_scr(sc_console->sc, sc_console->index); 1661 1662 scp = sc_console->sc->cur_scp; 1663 1664 if (scp->sc->kbd == NULL) 1665 return; 1666 1667 if (scp->grabbed++ > 0) 1668 return; 1669 1670 /* 1671 * Make sure the keyboard is accessible even when the kbd device 1672 * driver is disabled. 1673 */ 1674 kbdd_enable(scp->sc->kbd); 1675 1676 /* we shall always use the keyboard in the XLATE mode here */ 1677 scp->kbd_prev_mode = scp->kbd_mode; 1678 scp->kbd_mode = K_XLATE; 1679 (void)kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1680 1681 kbdd_poll(scp->sc->kbd, TRUE); 1682} 1683 1684static void 1685sc_cnungrab(struct consdev *cp) 1686{ 1687 scr_stat *scp; 1688 1689 scp = sc_console->sc->cur_scp; /* XXX */ 1690 if (scp->sc->kbd == NULL) 1691 return; 1692 1693 if (--scp->grabbed > 0) 1694 return; 1695 1696 kbdd_poll(scp->sc->kbd, FALSE); 1697 1698 scp->kbd_mode = scp->kbd_prev_mode; 1699 (void)kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1700 kbdd_disable(scp->sc->kbd); 1701} 1702 1703static void 1704sc_cnputc(struct consdev *cd, int c) 1705{ 1706 u_char buf[1]; 1707 scr_stat *scp = sc_console; 1708#ifndef SC_NO_HISTORY 1709#if 0 1710 struct tty *tp; 1711#endif 1712#endif /* !SC_NO_HISTORY */ 1713 int s; 1714 1715 /* assert(sc_console != NULL) */ 1716 1717#ifndef SC_NO_HISTORY 1718 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1719 scp->status &= ~SLKED; 1720 update_kbd_state(scp, scp->status, SLKED); 1721 if (scp->status & BUFFER_SAVED) { 1722 if (!sc_hist_restore(scp)) 1723 sc_remove_cutmarking(scp); 1724 scp->status &= ~BUFFER_SAVED; 1725 scp->status |= CURSOR_ENABLED; 1726 sc_draw_cursor_image(scp); 1727 } 1728#if 0 1729 /* 1730 * XXX: Now that TTY's have their own locks, we cannot process 1731 * any data after disabling scroll lock. cnputs already holds a 1732 * spinlock. 1733 */ 1734 tp = SC_DEV(scp->sc, scp->index); 1735 /* XXX "tp" can be NULL */ 1736 tty_lock(tp); 1737 if (tty_opened(tp)) 1738 sctty_outwakeup(tp); 1739 tty_unlock(tp); 1740#endif 1741 } 1742#endif /* !SC_NO_HISTORY */ 1743 1744 buf[0] = c; 1745 sc_puts(scp, buf, 1, 1); 1746 1747 s = spltty(); /* block sckbdevent and scrn_timer */ 1748 sccnupdate(scp); 1749 splx(s); 1750} 1751 1752static int 1753sc_cngetc(struct consdev *cd) 1754{ 1755 static struct fkeytab fkey; 1756 static int fkeycp; 1757 scr_stat *scp; 1758 const u_char *p; 1759 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1760 int c; 1761 1762 /* assert(sc_console != NULL) */ 1763 1764 /* 1765 * Stop the screen saver and update the screen if necessary. 1766 * What if we have been running in the screen saver code... XXX 1767 */ 1768 sc_touch_scrn_saver(); 1769 scp = sc_console->sc->cur_scp; /* XXX */ 1770 sccnupdate(scp); 1771 1772 if (fkeycp < fkey.len) { 1773 splx(s); 1774 return fkey.str[fkeycp++]; 1775 } 1776 1777 if (scp->sc->kbd == NULL) { 1778 splx(s); 1779 return -1; 1780 } 1781 1782 c = scgetc(scp->sc, SCGETC_CN | SCGETC_NONBLOCK); 1783 1784 switch (KEYFLAGS(c)) { 1785 case 0: /* normal char */ 1786 return KEYCHAR(c); 1787 case FKEY: /* function key */ 1788 p = (*scp->tsw->te_fkeystr)(scp, c); 1789 if (p != NULL) { 1790 fkey.len = strlen(p); 1791 bcopy(p, fkey.str, fkey.len); 1792 fkeycp = 1; 1793 return fkey.str[0]; 1794 } 1795 p = kbdd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1796 fkey.len = fkeycp; 1797 if ((p != NULL) && (fkey.len > 0)) { 1798 bcopy(p, fkey.str, fkey.len); 1799 fkeycp = 1; 1800 return fkey.str[0]; 1801 } 1802 return c; /* XXX */ 1803 case NOKEY: 1804 case ERRKEY: 1805 default: 1806 return -1; 1807 } 1808 /* NOT REACHED */ 1809} 1810 1811static void 1812sccnupdate(scr_stat *scp) 1813{ 1814 /* this is a cut-down version of scrn_timer()... */ 1815 1816 if (suspend_in_progress || scp->sc->font_loading_in_progress) 1817 return; 1818 1819 if (debugger > 0 || panicstr || shutdown_in_progress) { 1820 sc_touch_scrn_saver(); 1821 } else if (scp != scp->sc->cur_scp) { 1822 return; 1823 } 1824 1825 if (!run_scrn_saver) 1826 scp->sc->flags &= ~SC_SCRN_IDLE; 1827#ifdef DEV_SPLASH 1828 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1829 if (scp->sc->flags & SC_SCRN_BLANKED) 1830 stop_scrn_saver(scp->sc, current_saver); 1831#endif 1832 1833 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1834 || scp->sc->switch_in_progress) 1835 return; 1836 /* 1837 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1838 * when write_in_progress is non-zero. XXX 1839 */ 1840 1841 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1842 scrn_update(scp, TRUE); 1843} 1844 1845static void 1846scrn_timer(void *arg) 1847{ 1848#ifndef PC98 1849 static time_t kbd_time_stamp = 0; 1850#endif 1851 sc_softc_t *sc; 1852 scr_stat *scp; 1853 int again, rate; 1854 1855 again = (arg != NULL); 1856 if (arg != NULL) 1857 sc = (sc_softc_t *)arg; 1858 else if (sc_console != NULL) 1859 sc = sc_console->sc; 1860 else 1861 return; 1862 1863 /* find the vty to update */ 1864 scp = sc->cur_scp; 1865 1866 /* don't do anything when we are performing some I/O operations */ 1867 if (suspend_in_progress || sc->font_loading_in_progress) 1868 goto done; 1869 1870#ifndef PC98 1871 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1872 /* try to allocate a keyboard automatically */ 1873 if (kbd_time_stamp != time_uptime) { 1874 kbd_time_stamp = time_uptime; 1875 sc->keyboard = sc_allocate_keyboard(sc, -1); 1876 if (sc->keyboard >= 0) { 1877 sc->kbd = kbd_get_keyboard(sc->keyboard); 1878 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, 1879 (caddr_t)&sc->cur_scp->kbd_mode); 1880 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1881 LOCK_MASK); 1882 } 1883 } 1884 } 1885#endif /* PC98 */ 1886 1887 /* should we stop the screen saver? */ 1888 if (debugger > 0 || panicstr || shutdown_in_progress) 1889 sc_touch_scrn_saver(); 1890 if (run_scrn_saver) { 1891 if (time_uptime > sc->scrn_time_stamp + scrn_blank_time) 1892 sc->flags |= SC_SCRN_IDLE; 1893 else 1894 sc->flags &= ~SC_SCRN_IDLE; 1895 } else { 1896 sc->scrn_time_stamp = time_uptime; 1897 sc->flags &= ~SC_SCRN_IDLE; 1898 if (scrn_blank_time > 0) 1899 run_scrn_saver = TRUE; 1900 } 1901#ifdef DEV_SPLASH 1902 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1903 if (sc->flags & SC_SCRN_BLANKED) 1904 stop_scrn_saver(sc, current_saver); 1905#endif 1906 1907 /* should we just return ? */ 1908 if (sc->blink_in_progress || sc->switch_in_progress 1909 || sc->write_in_progress) 1910 goto done; 1911 1912 /* Update the screen */ 1913 scp = sc->cur_scp; /* cur_scp may have changed... */ 1914 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1915 scrn_update(scp, TRUE); 1916 1917#ifdef DEV_SPLASH 1918 /* should we activate the screen saver? */ 1919 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1920 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1921 (*current_saver)(sc, TRUE); 1922#endif 1923 1924done: 1925 if (again) { 1926 /* 1927 * Use reduced "refresh" rate if we are in graphics and that is not a 1928 * graphical screen saver. In such case we just have nothing to do. 1929 */ 1930 if (ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1931 rate = 2; 1932 else 1933 rate = 30; 1934 callout_reset_sbt(&sc->ctimeout, SBT_1S / rate, 0, 1935 scrn_timer, sc, C_PREL(1)); 1936 } 1937} 1938 1939static int 1940and_region(int *s1, int *e1, int s2, int e2) 1941{ 1942 if (*e1 < s2 || e2 < *s1) 1943 return FALSE; 1944 *s1 = imax(*s1, s2); 1945 *e1 = imin(*e1, e2); 1946 return TRUE; 1947} 1948 1949static void 1950scrn_update(scr_stat *scp, int show_cursor) 1951{ 1952 int start; 1953 int end; 1954 int s; 1955 int e; 1956 1957 /* assert(scp == scp->sc->cur_scp) */ 1958 1959 SC_VIDEO_LOCK(scp->sc); 1960 1961#ifndef SC_NO_CUTPASTE 1962 /* remove the previous mouse pointer image if necessary */ 1963 if (scp->status & MOUSE_VISIBLE) { 1964 s = scp->mouse_pos; 1965 e = scp->mouse_pos + scp->xsize + 1; 1966 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1967 || and_region(&s, &e, scp->start, scp->end) 1968 || ((scp->status & CURSOR_ENABLED) && 1969 (scp->cursor_pos != scp->cursor_oldpos) && 1970 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1971 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1972 sc_remove_mouse_image(scp); 1973 if (scp->end >= scp->xsize*scp->ysize) 1974 scp->end = scp->xsize*scp->ysize - 1; 1975 } 1976 } 1977#endif /* !SC_NO_CUTPASTE */ 1978 1979#if 1 1980 /* debug: XXX */ 1981 if (scp->end >= scp->xsize*scp->ysize) { 1982 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1983 scp->end = scp->xsize*scp->ysize - 1; 1984 } 1985 if (scp->start < 0) { 1986 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1987 scp->start = 0; 1988 } 1989#endif 1990 1991 /* update screen image */ 1992 if (scp->start <= scp->end) { 1993 if (scp->mouse_cut_end >= 0) { 1994 /* there is a marked region for cut & paste */ 1995 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1996 start = scp->mouse_cut_start; 1997 end = scp->mouse_cut_end; 1998 } else { 1999 start = scp->mouse_cut_end; 2000 end = scp->mouse_cut_start - 1; 2001 } 2002 s = start; 2003 e = end; 2004 /* does the cut-mark region overlap with the update region? */ 2005 if (and_region(&s, &e, scp->start, scp->end)) { 2006 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 2007 s = 0; 2008 e = start - 1; 2009 if (and_region(&s, &e, scp->start, scp->end)) 2010 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 2011 s = end + 1; 2012 e = scp->xsize*scp->ysize - 1; 2013 if (and_region(&s, &e, scp->start, scp->end)) 2014 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 2015 } else { 2016 (*scp->rndr->draw)(scp, scp->start, 2017 scp->end - scp->start + 1, FALSE); 2018 } 2019 } else { 2020 (*scp->rndr->draw)(scp, scp->start, 2021 scp->end - scp->start + 1, FALSE); 2022 } 2023 } 2024 2025 /* we are not to show the cursor and the mouse pointer... */ 2026 if (!show_cursor) { 2027 scp->end = 0; 2028 scp->start = scp->xsize*scp->ysize - 1; 2029 SC_VIDEO_UNLOCK(scp->sc); 2030 return; 2031 } 2032 2033 /* update cursor image */ 2034 if (scp->status & CURSOR_ENABLED) { 2035 s = scp->start; 2036 e = scp->end; 2037 /* did cursor move since last time ? */ 2038 if (scp->cursor_pos != scp->cursor_oldpos) { 2039 /* do we need to remove old cursor image ? */ 2040 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 2041 sc_remove_cursor_image(scp); 2042 sc_draw_cursor_image(scp); 2043 } else { 2044 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 2045 /* cursor didn't move, but has been overwritten */ 2046 sc_draw_cursor_image(scp); 2047 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 2048 /* if it's a blinking cursor, update it */ 2049 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 2050 sc_inside_cutmark(scp, 2051 scp->cursor_pos)); 2052 } 2053 } 2054 2055#ifndef SC_NO_CUTPASTE 2056 /* update "pseudo" mouse pointer image */ 2057 if (scp->sc->flags & SC_MOUSE_ENABLED) { 2058 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 2059 scp->status &= ~MOUSE_MOVED; 2060 sc_draw_mouse_image(scp); 2061 } 2062 } 2063#endif /* SC_NO_CUTPASTE */ 2064 2065 scp->end = 0; 2066 scp->start = scp->xsize*scp->ysize - 1; 2067 2068 SC_VIDEO_UNLOCK(scp->sc); 2069} 2070 2071#ifdef DEV_SPLASH 2072static int 2073scsplash_callback(int event, void *arg) 2074{ 2075 sc_softc_t *sc; 2076 int error; 2077 2078 sc = (sc_softc_t *)arg; 2079 2080 switch (event) { 2081 case SPLASH_INIT: 2082 if (add_scrn_saver(scsplash_saver) == 0) { 2083 sc->flags &= ~SC_SAVER_FAILED; 2084 run_scrn_saver = TRUE; 2085 if (cold && !(boothowto & RB_VERBOSE)) { 2086 scsplash_stick(TRUE); 2087 (*current_saver)(sc, TRUE); 2088 } 2089 } 2090 return 0; 2091 2092 case SPLASH_TERM: 2093 if (current_saver == scsplash_saver) { 2094 scsplash_stick(FALSE); 2095 error = remove_scrn_saver(scsplash_saver); 2096 if (error) 2097 return error; 2098 } 2099 return 0; 2100 2101 default: 2102 return EINVAL; 2103 } 2104} 2105 2106static void 2107scsplash_saver(sc_softc_t *sc, int show) 2108{ 2109 static int busy = FALSE; 2110 scr_stat *scp; 2111 2112 if (busy) 2113 return; 2114 busy = TRUE; 2115 2116 scp = sc->cur_scp; 2117 if (show) { 2118 if (!(sc->flags & SC_SAVER_FAILED)) { 2119 if (!(sc->flags & SC_SCRN_BLANKED)) 2120 set_scrn_saver_mode(scp, -1, NULL, 0); 2121 switch (splash(sc->adp, TRUE)) { 2122 case 0: /* succeeded */ 2123 break; 2124 case EAGAIN: /* try later */ 2125 restore_scrn_saver_mode(scp, FALSE); 2126 sc_touch_scrn_saver(); /* XXX */ 2127 break; 2128 default: 2129 sc->flags |= SC_SAVER_FAILED; 2130 scsplash_stick(FALSE); 2131 restore_scrn_saver_mode(scp, TRUE); 2132 printf("scsplash_saver(): failed to put up the image\n"); 2133 break; 2134 } 2135 } 2136 } else if (!sticky_splash) { 2137 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 2138 restore_scrn_saver_mode(scp, TRUE); 2139 } 2140 busy = FALSE; 2141} 2142 2143static int 2144add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 2145{ 2146#if 0 2147 int error; 2148 2149 if (current_saver != none_saver) { 2150 error = remove_scrn_saver(current_saver); 2151 if (error) 2152 return error; 2153 } 2154#endif 2155 if (current_saver != none_saver) 2156 return EBUSY; 2157 2158 run_scrn_saver = FALSE; 2159 saver_mode = CONS_LKM_SAVER; 2160 current_saver = this_saver; 2161 return 0; 2162} 2163 2164static int 2165remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 2166{ 2167 if (current_saver != this_saver) 2168 return EINVAL; 2169 2170#if 0 2171 /* 2172 * In order to prevent `current_saver' from being called by 2173 * the timeout routine `scrn_timer()' while we manipulate 2174 * the saver list, we shall set `current_saver' to `none_saver' 2175 * before stopping the current saver, rather than blocking by `splXX()'. 2176 */ 2177 current_saver = none_saver; 2178 if (scrn_blanked) 2179 stop_scrn_saver(this_saver); 2180#endif 2181 2182 /* unblank all blanked screens */ 2183 wait_scrn_saver_stop(NULL); 2184 if (scrn_blanked) 2185 return EBUSY; 2186 2187 current_saver = none_saver; 2188 return 0; 2189} 2190 2191static int 2192set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2193{ 2194 int s; 2195 2196 /* assert(scp == scp->sc->cur_scp) */ 2197 s = spltty(); 2198 if (!ISGRAPHSC(scp)) 2199 sc_remove_cursor_image(scp); 2200 scp->splash_save_mode = scp->mode; 2201 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2202 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2203 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2204 scp->sc->flags |= SC_SCRN_BLANKED; 2205 ++scrn_blanked; 2206 splx(s); 2207 if (mode < 0) 2208 return 0; 2209 scp->mode = mode; 2210 if (set_mode(scp) == 0) { 2211 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2212 scp->status |= GRAPHICS_MODE; 2213#ifndef SC_NO_PALETTE_LOADING 2214 if (pal != NULL) 2215 vidd_load_palette(scp->sc->adp, pal); 2216#endif 2217 sc_set_border(scp, border); 2218 return 0; 2219 } else { 2220 s = spltty(); 2221 scp->mode = scp->splash_save_mode; 2222 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2223 scp->status |= scp->splash_save_status; 2224 splx(s); 2225 return 1; 2226 } 2227} 2228 2229static int 2230restore_scrn_saver_mode(scr_stat *scp, int changemode) 2231{ 2232 int mode; 2233 int status; 2234 int s; 2235 2236 /* assert(scp == scp->sc->cur_scp) */ 2237 s = spltty(); 2238 mode = scp->mode; 2239 status = scp->status; 2240 scp->mode = scp->splash_save_mode; 2241 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2242 scp->status |= scp->splash_save_status; 2243 scp->sc->flags &= ~SC_SCRN_BLANKED; 2244 if (!changemode) { 2245 if (!ISGRAPHSC(scp)) 2246 sc_draw_cursor_image(scp); 2247 --scrn_blanked; 2248 splx(s); 2249 return 0; 2250 } 2251 if (set_mode(scp) == 0) { 2252#ifndef SC_NO_PALETTE_LOADING 2253#ifdef SC_PIXEL_MODE 2254 if (scp->sc->adp->va_info.vi_mem_model == V_INFO_MM_DIRECT) 2255 vidd_load_palette(scp->sc->adp, scp->sc->palette2); 2256 else 2257#endif 2258 vidd_load_palette(scp->sc->adp, scp->sc->palette); 2259#endif 2260 --scrn_blanked; 2261 splx(s); 2262 return 0; 2263 } else { 2264 scp->mode = mode; 2265 scp->status = status; 2266 splx(s); 2267 return 1; 2268 } 2269} 2270 2271static void 2272stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2273{ 2274 (*saver)(sc, FALSE); 2275 run_scrn_saver = FALSE; 2276 /* the screen saver may have chosen not to stop after all... */ 2277 if (sc->flags & SC_SCRN_BLANKED) 2278 return; 2279 2280 mark_all(sc->cur_scp); 2281 if (sc->delayed_next_scr) 2282 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2283 if (debugger == 0) 2284 wakeup(&scrn_blanked); 2285} 2286 2287static int 2288wait_scrn_saver_stop(sc_softc_t *sc) 2289{ 2290 int error = 0; 2291 2292 while (scrn_blanked > 0) { 2293 run_scrn_saver = FALSE; 2294 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2295 error = 0; 2296 break; 2297 } 2298 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2299 if ((error != 0) && (error != ERESTART)) 2300 break; 2301 } 2302 run_scrn_saver = FALSE; 2303 return error; 2304} 2305#endif /* DEV_SPLASH */ 2306 2307void 2308sc_touch_scrn_saver(void) 2309{ 2310 scsplash_stick(FALSE); 2311 run_scrn_saver = FALSE; 2312} 2313 2314int 2315sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2316{ 2317 scr_stat *cur_scp; 2318 struct tty *tp; 2319 struct proc *p; 2320 int s; 2321 2322 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2323 2324 if (sc->cur_scp == NULL) 2325 return (0); 2326 2327 /* prevent switch if previously requested */ 2328 if (sc->flags & SC_SCRN_VTYLOCK) { 2329 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2330 sc->cur_scp->bell_duration); 2331 return EPERM; 2332 } 2333 2334 /* delay switch if the screen is blanked or being updated */ 2335 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2336 || sc->blink_in_progress) { 2337 sc->delayed_next_scr = next_scr + 1; 2338 sc_touch_scrn_saver(); 2339 DPRINTF(5, ("switch delayed\n")); 2340 return 0; 2341 } 2342 sc->delayed_next_scr = 0; 2343 2344 s = spltty(); 2345 cur_scp = sc->cur_scp; 2346 2347 /* we are in the middle of the vty switching process... */ 2348 if (sc->switch_in_progress 2349 && (cur_scp->smode.mode == VT_PROCESS) 2350 && cur_scp->proc) { 2351 p = pfind(cur_scp->pid); 2352 if (cur_scp->proc != p) { 2353 if (p) 2354 PROC_UNLOCK(p); 2355 /* 2356 * The controlling process has died!!. Do some clean up. 2357 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2358 * are not reset here yet; they will be cleared later. 2359 */ 2360 DPRINTF(5, ("cur_scp controlling process %d died, ", 2361 cur_scp->pid)); 2362 if (cur_scp->status & SWITCH_WAIT_REL) { 2363 /* 2364 * Force the previous switch to finish, but return now 2365 * with error. 2366 */ 2367 DPRINTF(5, ("reset WAIT_REL, ")); 2368 finish_vt_rel(cur_scp, TRUE, &s); 2369 splx(s); 2370 DPRINTF(5, ("finishing previous switch\n")); 2371 return EINVAL; 2372 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2373 /* let's assume screen switch has been completed. */ 2374 DPRINTF(5, ("reset WAIT_ACQ, ")); 2375 finish_vt_acq(cur_scp); 2376 } else { 2377 /* 2378 * We are in between screen release and acquisition, and 2379 * reached here via scgetc() or scrn_timer() which has 2380 * interrupted exchange_scr(). Don't do anything stupid. 2381 */ 2382 DPRINTF(5, ("waiting nothing, ")); 2383 } 2384 } else { 2385 if (p) 2386 PROC_UNLOCK(p); 2387 /* 2388 * The controlling process is alive, but not responding... 2389 * It is either buggy or it may be just taking time. 2390 * The following code is a gross kludge to cope with this 2391 * problem for which there is no clean solution. XXX 2392 */ 2393 if (cur_scp->status & SWITCH_WAIT_REL) { 2394 switch (sc->switch_in_progress++) { 2395 case 1: 2396 break; 2397 case 2: 2398 DPRINTF(5, ("sending relsig again, ")); 2399 signal_vt_rel(cur_scp); 2400 break; 2401 case 3: 2402 break; 2403 case 4: 2404 default: 2405 /* 2406 * Act as if the controlling program returned 2407 * VT_FALSE. 2408 */ 2409 DPRINTF(5, ("force reset WAIT_REL, ")); 2410 finish_vt_rel(cur_scp, FALSE, &s); 2411 splx(s); 2412 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2413 return EINVAL; 2414 } 2415 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2416 switch (sc->switch_in_progress++) { 2417 case 1: 2418 break; 2419 case 2: 2420 DPRINTF(5, ("sending acqsig again, ")); 2421 signal_vt_acq(cur_scp); 2422 break; 2423 case 3: 2424 break; 2425 case 4: 2426 default: 2427 /* clear the flag and finish the previous switch */ 2428 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2429 finish_vt_acq(cur_scp); 2430 break; 2431 } 2432 } 2433 } 2434 } 2435 2436 /* 2437 * Return error if an invalid argument is given, or vty switch 2438 * is still in progress. 2439 */ 2440 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2441 || sc->switch_in_progress) { 2442 splx(s); 2443 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2444 DPRINTF(5, ("error 1\n")); 2445 return EINVAL; 2446 } 2447 2448 /* 2449 * Don't allow switching away from the graphics mode vty 2450 * if the switch mode is VT_AUTO, unless the next vty is the same 2451 * as the current or the current vty has been closed (but showing). 2452 */ 2453 tp = SC_DEV(sc, cur_scp->index); 2454 if ((cur_scp->index != next_scr) 2455 && tty_opened_ns(tp) 2456 && (cur_scp->smode.mode == VT_AUTO) 2457 && ISGRAPHSC(cur_scp)) { 2458 splx(s); 2459 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2460 DPRINTF(5, ("error, graphics mode\n")); 2461 return EINVAL; 2462 } 2463 2464 /* 2465 * Is the wanted vty open? Don't allow switching to a closed vty. 2466 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2467 * Note that we always allow the user to switch to the kernel 2468 * console even if it is closed. 2469 */ 2470 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2471 tp = SC_DEV(sc, next_scr); 2472 if (!tty_opened_ns(tp)) { 2473 splx(s); 2474 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2475 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2476 return EINVAL; 2477 } 2478 if ((debugger > 0) && (SC_STAT(tp)->smode.mode == VT_PROCESS)) { 2479 splx(s); 2480 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2481 return EINVAL; 2482 } 2483 } 2484 2485 /* this is the start of vty switching process... */ 2486 ++sc->switch_in_progress; 2487 sc->old_scp = cur_scp; 2488 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2489 if (sc->new_scp == sc->old_scp) { 2490 sc->switch_in_progress = 0; 2491 /* 2492 * XXX wakeup() locks the scheduler lock which will hang if 2493 * the lock is in an in-between state, e.g., when we stop at 2494 * a breakpoint at fork_exit. It has always been wrong to call 2495 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2496 * is supposed to be locked by splhigh(), but the debugger may 2497 * be invoked at splhigh(). 2498 */ 2499 if (debugger == 0) 2500 wakeup(VTY_WCHAN(sc,next_scr)); 2501 splx(s); 2502 DPRINTF(5, ("switch done (new == old)\n")); 2503 return 0; 2504 } 2505 2506 /* has controlling process died? */ 2507 vt_proc_alive(sc->old_scp); 2508 vt_proc_alive(sc->new_scp); 2509 2510 /* wait for the controlling process to release the screen, if necessary */ 2511 if (signal_vt_rel(sc->old_scp)) { 2512 splx(s); 2513 return 0; 2514 } 2515 2516 /* go set up the new vty screen */ 2517 splx(s); 2518 exchange_scr(sc); 2519 s = spltty(); 2520 2521 /* wake up processes waiting for this vty */ 2522 if (debugger == 0) 2523 wakeup(VTY_WCHAN(sc,next_scr)); 2524 2525 /* wait for the controlling process to acknowledge, if necessary */ 2526 if (signal_vt_acq(sc->cur_scp)) { 2527 splx(s); 2528 return 0; 2529 } 2530 2531 sc->switch_in_progress = 0; 2532 if (sc->unit == sc_console_unit) 2533 cnavailable(sc_consptr, TRUE); 2534 splx(s); 2535 DPRINTF(5, ("switch done\n")); 2536 2537 return 0; 2538} 2539 2540static int 2541do_switch_scr(sc_softc_t *sc, int s) 2542{ 2543 vt_proc_alive(sc->new_scp); 2544 2545 splx(s); 2546 exchange_scr(sc); 2547 s = spltty(); 2548 /* sc->cur_scp == sc->new_scp */ 2549 wakeup(VTY_WCHAN(sc,sc->cur_scp->index)); 2550 2551 /* wait for the controlling process to acknowledge, if necessary */ 2552 if (!signal_vt_acq(sc->cur_scp)) { 2553 sc->switch_in_progress = 0; 2554 if (sc->unit == sc_console_unit) 2555 cnavailable(sc_consptr, TRUE); 2556 } 2557 2558 return s; 2559} 2560 2561static int 2562vt_proc_alive(scr_stat *scp) 2563{ 2564 struct proc *p; 2565 2566 if (scp->proc) { 2567 if ((p = pfind(scp->pid)) != NULL) 2568 PROC_UNLOCK(p); 2569 if (scp->proc == p) 2570 return TRUE; 2571 scp->proc = NULL; 2572 scp->smode.mode = VT_AUTO; 2573 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2574 } 2575 return FALSE; 2576} 2577 2578static int 2579signal_vt_rel(scr_stat *scp) 2580{ 2581 if (scp->smode.mode != VT_PROCESS) 2582 return FALSE; 2583 scp->status |= SWITCH_WAIT_REL; 2584 PROC_LOCK(scp->proc); 2585 kern_psignal(scp->proc, scp->smode.relsig); 2586 PROC_UNLOCK(scp->proc); 2587 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2588 return TRUE; 2589} 2590 2591static int 2592signal_vt_acq(scr_stat *scp) 2593{ 2594 if (scp->smode.mode != VT_PROCESS) 2595 return FALSE; 2596 if (scp->sc->unit == sc_console_unit) 2597 cnavailable(sc_consptr, FALSE); 2598 scp->status |= SWITCH_WAIT_ACQ; 2599 PROC_LOCK(scp->proc); 2600 kern_psignal(scp->proc, scp->smode.acqsig); 2601 PROC_UNLOCK(scp->proc); 2602 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2603 return TRUE; 2604} 2605 2606static int 2607finish_vt_rel(scr_stat *scp, int release, int *s) 2608{ 2609 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2610 scp->status &= ~SWITCH_WAIT_REL; 2611 if (release) 2612 *s = do_switch_scr(scp->sc, *s); 2613 else 2614 scp->sc->switch_in_progress = 0; 2615 return 0; 2616 } 2617 return EINVAL; 2618} 2619 2620static int 2621finish_vt_acq(scr_stat *scp) 2622{ 2623 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2624 scp->status &= ~SWITCH_WAIT_ACQ; 2625 scp->sc->switch_in_progress = 0; 2626 return 0; 2627 } 2628 return EINVAL; 2629} 2630 2631static void 2632exchange_scr(sc_softc_t *sc) 2633{ 2634 scr_stat *scp; 2635 2636 /* save the current state of video and keyboard */ 2637 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2638 if (!ISGRAPHSC(sc->old_scp)) 2639 sc_remove_cursor_image(sc->old_scp); 2640 if (sc->old_scp->kbd_mode == K_XLATE) 2641 save_kbd_state(sc->old_scp); 2642 2643 /* set up the video for the new screen */ 2644 scp = sc->cur_scp = sc->new_scp; 2645#ifdef PC98 2646 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2647#else 2648 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2649#endif 2650 set_mode(scp); 2651#ifndef __sparc64__ 2652 else 2653 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2654 (void *)sc->adp->va_window, FALSE); 2655#endif 2656 scp->status |= MOUSE_HIDDEN; 2657 sc_move_cursor(scp, scp->xpos, scp->ypos); 2658 if (!ISGRAPHSC(scp)) 2659 sc_set_cursor_image(scp); 2660#ifndef SC_NO_PALETTE_LOADING 2661 if (ISGRAPHSC(sc->old_scp)) { 2662#ifdef SC_PIXEL_MODE 2663 if (sc->adp->va_info.vi_mem_model == V_INFO_MM_DIRECT) 2664 vidd_load_palette(sc->adp, sc->palette2); 2665 else 2666#endif 2667 vidd_load_palette(sc->adp, sc->palette); 2668 } 2669#endif 2670 sc_set_border(scp, scp->border); 2671 2672 /* set up the keyboard for the new screen */ 2673 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2674 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2675 update_kbd_state(scp, scp->status, LOCK_MASK); 2676 2677 mark_all(scp); 2678} 2679 2680static void 2681sc_puts(scr_stat *scp, u_char *buf, int len, int kernel) 2682{ 2683 int need_unlock = 0; 2684 2685#ifdef DEV_SPLASH 2686 /* make screensaver happy */ 2687 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2688 run_scrn_saver = FALSE; 2689#endif 2690 2691 if (scp->tsw) { 2692 if (!kdb_active && !mtx_owned(&scp->scr_lock)) { 2693 need_unlock = 1; 2694 mtx_lock_spin(&scp->scr_lock); 2695 } 2696 (*scp->tsw->te_puts)(scp, buf, len, kernel); 2697 if (need_unlock) 2698 mtx_unlock_spin(&scp->scr_lock); 2699 } 2700 2701 if (scp->sc->delayed_next_scr) 2702 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2703} 2704 2705void 2706sc_draw_cursor_image(scr_stat *scp) 2707{ 2708 /* assert(scp == scp->sc->cur_scp); */ 2709 SC_VIDEO_LOCK(scp->sc); 2710 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2711 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2712 sc_inside_cutmark(scp, scp->cursor_pos)); 2713 scp->cursor_oldpos = scp->cursor_pos; 2714 SC_VIDEO_UNLOCK(scp->sc); 2715} 2716 2717void 2718sc_remove_cursor_image(scr_stat *scp) 2719{ 2720 /* assert(scp == scp->sc->cur_scp); */ 2721 SC_VIDEO_LOCK(scp->sc); 2722 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2723 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2724 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2725 SC_VIDEO_UNLOCK(scp->sc); 2726} 2727 2728static void 2729update_cursor_image(scr_stat *scp) 2730{ 2731 /* assert(scp == scp->sc->cur_scp); */ 2732 sc_remove_cursor_image(scp); 2733 sc_set_cursor_image(scp); 2734 sc_draw_cursor_image(scp); 2735} 2736 2737void 2738sc_set_cursor_image(scr_stat *scp) 2739{ 2740 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2741 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2742 /* hidden cursor is internally represented as zero-height underline */ 2743 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2744 scp->curs_attr.base = scp->curs_attr.height = 0; 2745 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2746 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2747 scp->font_size - 1); 2748 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2749 scp->font_size - scp->curs_attr.base); 2750 } else { /* block cursor */ 2751 scp->curs_attr.base = 0; 2752 scp->curs_attr.height = scp->font_size; 2753 } 2754 2755 /* assert(scp == scp->sc->cur_scp); */ 2756 SC_VIDEO_LOCK(scp->sc); 2757 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2758 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2759 SC_VIDEO_UNLOCK(scp->sc); 2760} 2761 2762static void 2763change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2764{ 2765 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2766 sc_remove_cursor_image(scp); 2767 2768 if (base >= 0) 2769 scp->curr_curs_attr.base = base; 2770 if (height >= 0) 2771 scp->curr_curs_attr.height = height; 2772 if (flags & CONS_RESET_CURSOR) 2773 scp->curr_curs_attr = scp->dflt_curs_attr; 2774 else 2775 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2776 2777 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2778 sc_set_cursor_image(scp); 2779 sc_draw_cursor_image(scp); 2780 } 2781} 2782 2783void 2784sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2785{ 2786 sc_softc_t *sc; 2787 struct tty *tp; 2788 int s; 2789 int i; 2790 2791 s = spltty(); 2792 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2793 /* local (per vty) change */ 2794 change_cursor_shape(scp, flags, base, height); 2795 splx(s); 2796 return; 2797 } 2798 2799 /* global change */ 2800 sc = scp->sc; 2801 if (base >= 0) 2802 sc->curs_attr.base = base; 2803 if (height >= 0) 2804 sc->curs_attr.height = height; 2805 if (flags != -1) { 2806 if (flags & CONS_RESET_CURSOR) 2807 sc->curs_attr = sc->dflt_curs_attr; 2808 else 2809 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2810 } 2811 2812 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2813 if ((tp = SC_DEV(sc, i)) == NULL) 2814 continue; 2815 if ((scp = sc_get_stat(tp)) == NULL) 2816 continue; 2817 scp->dflt_curs_attr = sc->curs_attr; 2818 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2819 } 2820 splx(s); 2821} 2822 2823static void 2824scinit(int unit, int flags) 2825{ 2826 2827 /* 2828 * When syscons is being initialized as the kernel console, malloc() 2829 * is not yet functional, because various kernel structures has not been 2830 * fully initialized yet. Therefore, we need to declare the following 2831 * static buffers for the console. This is less than ideal, 2832 * but is necessry evil for the time being. XXX 2833 */ 2834#ifdef PC98 2835 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2836#else 2837 static u_short sc_buffer[ROW*COL]; /* XXX */ 2838#endif 2839#ifndef SC_NO_FONT_LOADING 2840 static u_char font_8[256*8]; 2841 static u_char font_14[256*14]; 2842 static u_char font_16[256*16]; 2843#endif 2844 2845 sc_softc_t *sc; 2846 scr_stat *scp; 2847 video_adapter_t *adp; 2848 int col; 2849 int row; 2850 int i; 2851 2852 /* one time initialization */ 2853 if (init_done == COLD) 2854 sc_get_bios_values(&bios_value); 2855 init_done = WARM; 2856 2857 /* 2858 * Allocate resources. Even if we are being called for the second 2859 * time, we must allocate them again, because they might have 2860 * disappeared... 2861 */ 2862 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2863 if ((sc->flags & SC_INIT_DONE) == 0) 2864 SC_VIDEO_LOCKINIT(sc); 2865 2866 adp = NULL; 2867 if (sc->adapter >= 0) { 2868 vid_release(sc->adp, (void *)&sc->adapter); 2869 adp = sc->adp; 2870 sc->adp = NULL; 2871 } 2872 if (sc->keyboard >= 0) { 2873 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2874 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2875 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2876 if (sc->kbd != NULL) { 2877 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2878 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2879 } 2880 sc->kbd = NULL; 2881 } 2882 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2883 sc->adp = vid_get_adapter(sc->adapter); 2884 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2885 2886 sc->keyboard = sc_allocate_keyboard(sc, unit); 2887 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2888 2889 sc->kbd = kbd_get_keyboard(sc->keyboard); 2890 if (sc->kbd != NULL) { 2891 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2892 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2893 } 2894 2895 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2896 2897 sc->initial_mode = sc->adp->va_initial_mode; 2898 2899#ifndef SC_NO_FONT_LOADING 2900 if (flags & SC_KERNEL_CONSOLE) { 2901 sc->font_8 = font_8; 2902 sc->font_14 = font_14; 2903 sc->font_16 = font_16; 2904 } else if (sc->font_8 == NULL) { 2905 /* assert(sc_malloc) */ 2906 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2907 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2908 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2909 } 2910#endif 2911 2912 /* extract the hardware cursor location and hide the cursor for now */ 2913 vidd_read_hw_cursor(sc->adp, &col, &row); 2914 vidd_set_hw_cursor(sc->adp, -1, -1); 2915 2916 /* set up the first console */ 2917 sc->first_vty = unit*MAXCONS; 2918 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2919 if (flags & SC_KERNEL_CONSOLE) { 2920 /* 2921 * Set up devs structure but don't use it yet, calling make_dev() 2922 * might panic kernel. Wait for sc_attach_unit() to actually 2923 * create the devices. 2924 */ 2925 sc->dev = main_devs; 2926 scp = &main_console; 2927 init_scp(sc, sc->first_vty, scp); 2928 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2929 (void *)sc_buffer, FALSE); 2930 2931 /* move cursors to the initial positions */ 2932 if (col >= scp->xsize) 2933 col = 0; 2934 if (row >= scp->ysize) 2935 row = scp->ysize - 1; 2936 scp->xpos = col; 2937 scp->ypos = row; 2938 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2939 2940 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2941 sc_init_emulator(scp, "*"); 2942 (*scp->tsw->te_default_attr)(scp, 2943 user_default.std_color, 2944 user_default.rev_color); 2945 } else { 2946 /* assert(sc_malloc) */ 2947 sc->dev = malloc(sizeof(struct tty *)*sc->vtys, M_DEVBUF, 2948 M_WAITOK|M_ZERO); 2949 sc->dev[0] = sc_alloc_tty(0, unit * MAXCONS); 2950 scp = alloc_scp(sc, sc->first_vty); 2951 SC_STAT(sc->dev[0]) = scp; 2952 } 2953 sc->cur_scp = scp; 2954 2955#ifndef __sparc64__ 2956 /* copy screen to temporary buffer */ 2957 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2958 (void *)scp->sc->adp->va_window, FALSE); 2959 if (ISTEXTSC(scp)) 2960 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2961#endif 2962 2963 if (bios_value.cursor_end < scp->font_size) 2964 sc->dflt_curs_attr.base = scp->font_size - 2965 bios_value.cursor_end - 1; 2966 else 2967 sc->dflt_curs_attr.base = 0; 2968 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2969 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2970 sc->dflt_curs_attr.flags = 0; 2971 sc->curs_attr = sc->dflt_curs_attr; 2972 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2973 2974#ifndef SC_NO_SYSMOUSE 2975 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2976#endif 2977 if (!ISGRAPHSC(scp)) { 2978 sc_set_cursor_image(scp); 2979 sc_draw_cursor_image(scp); 2980 } 2981 2982 /* save font and palette */ 2983#ifndef SC_NO_FONT_LOADING 2984 sc->fonts_loaded = 0; 2985 if (ISFONTAVAIL(sc->adp->va_flags)) { 2986#ifdef SC_DFLT_FONT 2987 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2988 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2989 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2990 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2991 if (scp->font_size < 14) { 2992 sc_load_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2993 } else if (scp->font_size >= 16) { 2994 sc_load_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2995 } else { 2996 sc_load_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2997 } 2998#else /* !SC_DFLT_FONT */ 2999 if (scp->font_size < 14) { 3000 sc_save_font(scp, 0, 8, 8, sc->font_8, 0, 256); 3001 sc->fonts_loaded = FONT_8; 3002 } else if (scp->font_size >= 16) { 3003 sc_save_font(scp, 0, 16, 8, sc->font_16, 0, 256); 3004 sc->fonts_loaded = FONT_16; 3005 } else { 3006 sc_save_font(scp, 0, 14, 8, sc->font_14, 0, 256); 3007 sc->fonts_loaded = FONT_14; 3008 } 3009#endif /* SC_DFLT_FONT */ 3010 /* FONT KLUDGE: always use the font page #0. XXX */ 3011 sc_show_font(scp, 0); 3012 } 3013#endif /* !SC_NO_FONT_LOADING */ 3014 3015#ifndef SC_NO_PALETTE_LOADING 3016 vidd_save_palette(sc->adp, sc->palette); 3017#ifdef SC_PIXEL_MODE 3018 for (i = 0; i < sizeof(sc->palette2); i++) 3019 sc->palette2[i] = i / 3; 3020#endif 3021#endif 3022 3023#ifdef DEV_SPLASH 3024 if (!(sc->flags & SC_SPLASH_SCRN)) { 3025 /* we are ready to put up the splash image! */ 3026 splash_init(sc->adp, scsplash_callback, sc); 3027 sc->flags |= SC_SPLASH_SCRN; 3028 } 3029#endif 3030 } 3031 3032 /* the rest is not necessary, if we have done it once */ 3033 if (sc->flags & SC_INIT_DONE) 3034 return; 3035 3036 /* initialize mapscrn arrays to a one to one map */ 3037 for (i = 0; i < sizeof(sc->scr_map); i++) 3038 sc->scr_map[i] = sc->scr_rmap[i] = i; 3039#ifdef PC98 3040 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 3041#endif 3042 3043 sc->flags |= SC_INIT_DONE; 3044} 3045 3046static void 3047scterm(int unit, int flags) 3048{ 3049 sc_softc_t *sc; 3050 scr_stat *scp; 3051 3052 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 3053 if (sc == NULL) 3054 return; /* shouldn't happen */ 3055 3056#ifdef DEV_SPLASH 3057 /* this console is no longer available for the splash screen */ 3058 if (sc->flags & SC_SPLASH_SCRN) { 3059 splash_term(sc->adp); 3060 sc->flags &= ~SC_SPLASH_SCRN; 3061 } 3062#endif 3063 3064#if 0 /* XXX */ 3065 /* move the hardware cursor to the upper-left corner */ 3066 vidd_set_hw_cursor(sc->adp, 0, 0); 3067#endif 3068 3069 /* release the keyboard and the video card */ 3070 if (sc->keyboard >= 0) 3071 kbd_release(sc->kbd, &sc->keyboard); 3072 if (sc->adapter >= 0) 3073 vid_release(sc->adp, &sc->adapter); 3074 3075 /* stop the terminal emulator, if any */ 3076 scp = sc_get_stat(sc->dev[0]); 3077 if (scp->tsw) 3078 (*scp->tsw->te_term)(scp, &scp->ts); 3079 if (scp->ts != NULL) 3080 free(scp->ts, M_DEVBUF); 3081 mtx_destroy(&scp->scr_lock); 3082 3083 /* clear the structure */ 3084 if (!(flags & SC_KERNEL_CONSOLE)) { 3085 /* XXX: We need delete_dev() for this */ 3086 free(sc->dev, M_DEVBUF); 3087#if 0 3088 /* XXX: We need a ttyunregister for this */ 3089 free(sc->tty, M_DEVBUF); 3090#endif 3091#ifndef SC_NO_FONT_LOADING 3092 free(sc->font_8, M_DEVBUF); 3093 free(sc->font_14, M_DEVBUF); 3094 free(sc->font_16, M_DEVBUF); 3095#endif 3096 /* XXX vtb, history */ 3097 } 3098 bzero(sc, sizeof(*sc)); 3099 sc->keyboard = -1; 3100 sc->adapter = -1; 3101} 3102 3103static void 3104scshutdown(__unused void *arg, __unused int howto) 3105{ 3106 3107 KASSERT(sc_console != NULL, ("sc_console != NULL")); 3108 KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL")); 3109 KASSERT(sc_console->sc->cur_scp != NULL, 3110 ("sc_console->sc->cur_scp != NULL")); 3111 3112 sc_touch_scrn_saver(); 3113 if (!cold && 3114 sc_console->sc->cur_scp->index != sc_console->index && 3115 sc_console->sc->cur_scp->smode.mode == VT_AUTO && 3116 sc_console->smode.mode == VT_AUTO) 3117 sc_switch_scr(sc_console->sc, sc_console->index); 3118 shutdown_in_progress = TRUE; 3119} 3120 3121static void 3122scsuspend(__unused void *arg) 3123{ 3124 int retry; 3125 3126 KASSERT(sc_console != NULL, ("sc_console != NULL")); 3127 KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL")); 3128 KASSERT(sc_console->sc->cur_scp != NULL, 3129 ("sc_console->sc->cur_scp != NULL")); 3130 3131 sc_susp_scr = sc_console->sc->cur_scp->index; 3132 if (sc_no_suspend_vtswitch || 3133 sc_susp_scr == sc_console->index) { 3134 sc_touch_scrn_saver(); 3135 sc_susp_scr = -1; 3136 return; 3137 } 3138 for (retry = 0; retry < 10; retry++) { 3139 sc_switch_scr(sc_console->sc, sc_console->index); 3140 if (!sc_console->sc->switch_in_progress) 3141 break; 3142 pause("scsuspend", hz); 3143 } 3144 suspend_in_progress = TRUE; 3145} 3146 3147static void 3148scresume(__unused void *arg) 3149{ 3150 3151 KASSERT(sc_console != NULL, ("sc_console != NULL")); 3152 KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL")); 3153 KASSERT(sc_console->sc->cur_scp != NULL, 3154 ("sc_console->sc->cur_scp != NULL")); 3155 3156 suspend_in_progress = FALSE; 3157 if (sc_susp_scr < 0) { 3158 update_font(sc_console->sc->cur_scp); 3159 return; 3160 } 3161 sc_switch_scr(sc_console->sc, sc_susp_scr); 3162} 3163 3164int 3165sc_clean_up(scr_stat *scp) 3166{ 3167#ifdef DEV_SPLASH 3168 int error; 3169#endif 3170 3171 if (scp->sc->flags & SC_SCRN_BLANKED) { 3172 sc_touch_scrn_saver(); 3173#ifdef DEV_SPLASH 3174 if ((error = wait_scrn_saver_stop(scp->sc))) 3175 return error; 3176#endif 3177 } 3178 scp->status |= MOUSE_HIDDEN; 3179 sc_remove_mouse_image(scp); 3180 sc_remove_cutmarking(scp); 3181 return 0; 3182} 3183 3184void 3185sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 3186{ 3187 sc_vtb_t new; 3188 sc_vtb_t old; 3189 3190 old = scp->vtb; 3191 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 3192 if (!discard && (old.vtb_flags & VTB_VALID)) { 3193 /* retain the current cursor position and buffer contants */ 3194 scp->cursor_oldpos = scp->cursor_pos; 3195 /* 3196 * This works only if the old buffer has the same size as or larger 3197 * than the new one. XXX 3198 */ 3199 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 3200 scp->vtb = new; 3201 } else { 3202 scp->vtb = new; 3203 sc_vtb_destroy(&old); 3204 } 3205 3206#ifndef SC_NO_SYSMOUSE 3207 /* move the mouse cursor at the center of the screen */ 3208 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 3209#endif 3210} 3211 3212static scr_stat 3213*alloc_scp(sc_softc_t *sc, int vty) 3214{ 3215 scr_stat *scp; 3216 3217 /* assert(sc_malloc) */ 3218 3219 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 3220 init_scp(sc, vty, scp); 3221 3222 sc_alloc_scr_buffer(scp, TRUE, TRUE); 3223 if (sc_init_emulator(scp, SC_DFLT_TERM)) 3224 sc_init_emulator(scp, "*"); 3225 3226#ifndef SC_NO_CUTPASTE 3227 sc_alloc_cut_buffer(scp, TRUE); 3228#endif 3229 3230#ifndef SC_NO_HISTORY 3231 sc_alloc_history_buffer(scp, 0, 0, TRUE); 3232#endif 3233 3234 return scp; 3235} 3236 3237static void 3238init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 3239{ 3240 video_info_t info; 3241 3242 bzero(scp, sizeof(*scp)); 3243 3244 scp->index = vty; 3245 scp->sc = sc; 3246 scp->status = 0; 3247 scp->mode = sc->initial_mode; 3248 vidd_get_info(sc->adp, scp->mode, &info); 3249 if (info.vi_flags & V_INFO_GRAPHICS) { 3250 scp->status |= GRAPHICS_MODE; 3251 scp->xpixel = info.vi_width; 3252 scp->ypixel = info.vi_height; 3253 scp->xsize = info.vi_width/info.vi_cwidth; 3254 scp->ysize = info.vi_height/info.vi_cheight; 3255 scp->font_size = 0; 3256 scp->font = NULL; 3257 } else { 3258 scp->xsize = info.vi_width; 3259 scp->ysize = info.vi_height; 3260 scp->xpixel = scp->xsize*info.vi_cwidth; 3261 scp->ypixel = scp->ysize*info.vi_cheight; 3262 } 3263 3264 scp->font_size = info.vi_cheight; 3265 scp->font_width = info.vi_cwidth; 3266#ifndef SC_NO_FONT_LOADING 3267 if (info.vi_cheight < 14) 3268 scp->font = sc->font_8; 3269 else if (info.vi_cheight >= 16) 3270 scp->font = sc->font_16; 3271 else 3272 scp->font = sc->font_14; 3273#else 3274 scp->font = NULL; 3275#endif 3276 3277 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3278#ifndef __sparc64__ 3279 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3280#endif 3281 scp->xoff = scp->yoff = 0; 3282 scp->xpos = scp->ypos = 0; 3283 scp->start = scp->xsize * scp->ysize - 1; 3284 scp->end = 0; 3285 scp->tsw = NULL; 3286 scp->ts = NULL; 3287 scp->rndr = NULL; 3288 scp->border = (SC_NORM_ATTR >> 4) & 0x0f; 3289 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3290 scp->mouse_cut_start = scp->xsize*scp->ysize; 3291 scp->mouse_cut_end = -1; 3292 scp->mouse_signal = 0; 3293 scp->mouse_pid = 0; 3294 scp->mouse_proc = NULL; 3295 scp->kbd_mode = K_XLATE; 3296 scp->bell_pitch = bios_value.bell_pitch; 3297 scp->bell_duration = BELL_DURATION; 3298 scp->status |= (bios_value.shift_state & NLKED); 3299 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3300 scp->pid = 0; 3301 scp->proc = NULL; 3302 scp->smode.mode = VT_AUTO; 3303 scp->history = NULL; 3304 scp->history_pos = 0; 3305 scp->history_size = 0; 3306 3307 mtx_init(&scp->scr_lock, "scrlock", NULL, MTX_SPIN); 3308} 3309 3310int 3311sc_init_emulator(scr_stat *scp, char *name) 3312{ 3313 sc_term_sw_t *sw; 3314 sc_rndr_sw_t *rndr; 3315 void *p; 3316 int error; 3317 3318 if (name == NULL) /* if no name is given, use the current emulator */ 3319 sw = scp->tsw; 3320 else /* ...otherwise find the named emulator */ 3321 sw = sc_term_match(name); 3322 if (sw == NULL) 3323 return EINVAL; 3324 3325 rndr = NULL; 3326 if (strcmp(sw->te_renderer, "*") != 0) { 3327 rndr = sc_render_match(scp, sw->te_renderer, 3328 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3329 } 3330 if (rndr == NULL) { 3331 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3332 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3333 if (rndr == NULL) 3334 return ENODEV; 3335 } 3336 3337 if (sw == scp->tsw) { 3338 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3339 scp->rndr = rndr; 3340 scp->rndr->init(scp); 3341 sc_clear_screen(scp); 3342 /* assert(error == 0); */ 3343 return error; 3344 } 3345 3346 if (sc_malloc && (sw->te_size > 0)) 3347 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3348 else 3349 p = NULL; 3350 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3351 if (error) 3352 return error; 3353 3354 if (scp->tsw) 3355 (*scp->tsw->te_term)(scp, &scp->ts); 3356 if (scp->ts != NULL) 3357 free(scp->ts, M_DEVBUF); 3358 scp->tsw = sw; 3359 scp->ts = p; 3360 scp->rndr = rndr; 3361 scp->rndr->init(scp); 3362 3363 /* XXX */ 3364 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3365 sc_clear_screen(scp); 3366 3367 return 0; 3368} 3369 3370/* 3371 * scgetc(flags) - get character from keyboard. 3372 * If flags & SCGETC_CN, then avoid harmful side effects. 3373 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3374 * return NOKEY if there is nothing there. 3375 */ 3376static u_int 3377scgetc(sc_softc_t *sc, u_int flags) 3378{ 3379 scr_stat *scp; 3380#ifndef SC_NO_HISTORY 3381 struct tty *tp; 3382#endif 3383 u_int c; 3384 int this_scr; 3385 int f; 3386 int i; 3387 3388 if (sc->kbd == NULL) 3389 return NOKEY; 3390 3391next_code: 3392#if 1 3393 /* I don't like this, but... XXX */ 3394 if (flags & SCGETC_CN) 3395 sccnupdate(sc->cur_scp); 3396#endif 3397 scp = sc->cur_scp; 3398 /* first see if there is something in the keyboard port */ 3399 for (;;) { 3400 c = kbdd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3401 if (c == ERRKEY) { 3402 if (!(flags & SCGETC_CN)) 3403 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3404 } else if (c == NOKEY) 3405 return c; 3406 else 3407 break; 3408 } 3409 3410 /* make screensaver happy */ 3411 if (!(c & RELKEY)) 3412 sc_touch_scrn_saver(); 3413 3414 if (!(flags & SCGETC_CN)) 3415 random_harvest(&c, sizeof(c), 1, RANDOM_KEYBOARD); 3416 3417 if (scp->kbd_mode != K_XLATE) 3418 return KEYCHAR(c); 3419 3420 /* if scroll-lock pressed allow history browsing */ 3421 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3422 3423 scp->status &= ~CURSOR_ENABLED; 3424 sc_remove_cursor_image(scp); 3425 3426#ifndef SC_NO_HISTORY 3427 if (!(scp->status & BUFFER_SAVED)) { 3428 scp->status |= BUFFER_SAVED; 3429 sc_hist_save(scp); 3430 } 3431 switch (c) { 3432 /* FIXME: key codes */ 3433 case SPCLKEY | FKEY | F(49): /* home key */ 3434 sc_remove_cutmarking(scp); 3435 sc_hist_home(scp); 3436 goto next_code; 3437 3438 case SPCLKEY | FKEY | F(57): /* end key */ 3439 sc_remove_cutmarking(scp); 3440 sc_hist_end(scp); 3441 goto next_code; 3442 3443 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3444 sc_remove_cutmarking(scp); 3445 if (sc_hist_up_line(scp)) 3446 if (!(flags & SCGETC_CN)) 3447 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3448 goto next_code; 3449 3450 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3451 sc_remove_cutmarking(scp); 3452 if (sc_hist_down_line(scp)) 3453 if (!(flags & SCGETC_CN)) 3454 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3455 goto next_code; 3456 3457 case SPCLKEY | FKEY | F(51): /* page up key */ 3458 sc_remove_cutmarking(scp); 3459 for (i=0; i<scp->ysize; i++) 3460 if (sc_hist_up_line(scp)) { 3461 if (!(flags & SCGETC_CN)) 3462 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3463 break; 3464 } 3465 goto next_code; 3466 3467 case SPCLKEY | FKEY | F(59): /* page down key */ 3468 sc_remove_cutmarking(scp); 3469 for (i=0; i<scp->ysize; i++) 3470 if (sc_hist_down_line(scp)) { 3471 if (!(flags & SCGETC_CN)) 3472 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3473 break; 3474 } 3475 goto next_code; 3476 } 3477#endif /* SC_NO_HISTORY */ 3478 } 3479 3480 /* 3481 * Process and consume special keys here. Return a plain char code 3482 * or a char code with the META flag or a function key code. 3483 */ 3484 if (c & RELKEY) { 3485 /* key released */ 3486 /* goto next_code */ 3487 } else { 3488 /* key pressed */ 3489 if (c & SPCLKEY) { 3490 c &= ~SPCLKEY; 3491 switch (KEYCHAR(c)) { 3492 /* LOCKING KEYS */ 3493 case NLK: case CLK: case ALK: 3494 break; 3495 case SLK: 3496 (void)kbdd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3497 if (f & SLKED) { 3498 scp->status |= SLKED; 3499 } else { 3500 if (scp->status & SLKED) { 3501 scp->status &= ~SLKED; 3502#ifndef SC_NO_HISTORY 3503 if (scp->status & BUFFER_SAVED) { 3504 if (!sc_hist_restore(scp)) 3505 sc_remove_cutmarking(scp); 3506 scp->status &= ~BUFFER_SAVED; 3507 scp->status |= CURSOR_ENABLED; 3508 sc_draw_cursor_image(scp); 3509 } 3510 tp = SC_DEV(sc, scp->index); 3511 if (!kdb_active && tty_opened_ns(tp)) 3512 sctty_outwakeup(tp); 3513#endif 3514 } 3515 } 3516 break; 3517 3518 case PASTE: 3519#ifndef SC_NO_CUTPASTE 3520 sc_mouse_paste(scp); 3521#endif 3522 break; 3523 3524 /* NON-LOCKING KEYS */ 3525 case NOP: 3526 case LSH: case RSH: case LCTR: case RCTR: 3527 case LALT: case RALT: case ASH: case META: 3528 break; 3529 3530 case BTAB: 3531 if (!(sc->flags & SC_SCRN_BLANKED)) 3532 return c; 3533 break; 3534 3535 case SPSC: 3536#ifdef DEV_SPLASH 3537 /* force activatation/deactivation of the screen saver */ 3538 if (!(sc->flags & SC_SCRN_BLANKED)) { 3539 run_scrn_saver = TRUE; 3540 sc->scrn_time_stamp -= scrn_blank_time; 3541 } 3542 if (cold) { 3543 /* 3544 * While devices are being probed, the screen saver need 3545 * to be invoked explictly. XXX 3546 */ 3547 if (sc->flags & SC_SCRN_BLANKED) { 3548 scsplash_stick(FALSE); 3549 stop_scrn_saver(sc, current_saver); 3550 } else { 3551 if (!ISGRAPHSC(scp)) { 3552 scsplash_stick(TRUE); 3553 (*current_saver)(sc, TRUE); 3554 } 3555 } 3556 } 3557#endif /* DEV_SPLASH */ 3558 break; 3559 3560 case RBT: 3561#ifndef SC_DISABLE_REBOOT 3562 if (enable_reboot) 3563 shutdown_nice(0); 3564#endif 3565 break; 3566 3567 case HALT: 3568#ifndef SC_DISABLE_REBOOT 3569 if (enable_reboot) 3570 shutdown_nice(RB_HALT); 3571#endif 3572 break; 3573 3574 case PDWN: 3575#ifndef SC_DISABLE_REBOOT 3576 if (enable_reboot) 3577 shutdown_nice(RB_HALT|RB_POWEROFF); 3578#endif 3579 break; 3580 3581 case SUSP: 3582 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3583 break; 3584 case STBY: 3585 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3586 break; 3587 3588 case DBG: 3589#ifndef SC_DISABLE_KDBKEY 3590 if (enable_kdbkey) 3591 kdb_break(); 3592#endif 3593 break; 3594 3595 case PNC: 3596 if (enable_panic_key) 3597 panic("Forced by the panic key"); 3598 break; 3599 3600 case NEXT: 3601 this_scr = scp->index; 3602 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3603 sc->first_vty + i != this_scr; 3604 i = (i + 1)%sc->vtys) { 3605 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3606 if (tty_opened_ns(tp)) { 3607 sc_switch_scr(scp->sc, sc->first_vty + i); 3608 break; 3609 } 3610 } 3611 break; 3612 3613 case PREV: 3614 this_scr = scp->index; 3615 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3616 sc->first_vty + i != this_scr; 3617 i = (i + sc->vtys - 1)%sc->vtys) { 3618 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3619 if (tty_opened_ns(tp)) { 3620 sc_switch_scr(scp->sc, sc->first_vty + i); 3621 break; 3622 } 3623 } 3624 break; 3625 3626 default: 3627 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3628 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3629 break; 3630 } 3631 /* assert(c & FKEY) */ 3632 if (!(sc->flags & SC_SCRN_BLANKED)) 3633 return c; 3634 break; 3635 } 3636 /* goto next_code */ 3637 } else { 3638 /* regular keys (maybe MKEY is set) */ 3639#if !defined(SC_DISABLE_KDBKEY) && defined(KDB) 3640 if (enable_kdbkey) 3641 kdb_alt_break(c, &sc->sc_altbrk); 3642#endif 3643 if (!(sc->flags & SC_SCRN_BLANKED)) 3644 return c; 3645 } 3646 } 3647 3648 goto next_code; 3649} 3650 3651static int 3652sctty_mmap(struct tty *tp, vm_ooffset_t offset, vm_paddr_t *paddr, 3653 int nprot, vm_memattr_t *memattr) 3654{ 3655 scr_stat *scp; 3656 3657 scp = sc_get_stat(tp); 3658 if (scp != scp->sc->cur_scp) 3659 return -1; 3660 return vidd_mmap(scp->sc->adp, offset, paddr, nprot, memattr); 3661} 3662 3663static void 3664update_font(scr_stat *scp) 3665{ 3666#ifndef SC_NO_FONT_LOADING 3667 /* load appropriate font */ 3668 if (!(scp->status & GRAPHICS_MODE)) { 3669 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3670 if (scp->font_size < 14) { 3671 if (scp->sc->fonts_loaded & FONT_8) 3672 sc_load_font(scp, 0, 8, 8, scp->sc->font_8, 0, 256); 3673 } else if (scp->font_size >= 16) { 3674 if (scp->sc->fonts_loaded & FONT_16) 3675 sc_load_font(scp, 0, 16, 8, scp->sc->font_16, 0, 256); 3676 } else { 3677 if (scp->sc->fonts_loaded & FONT_14) 3678 sc_load_font(scp, 0, 14, 8, scp->sc->font_14, 0, 256); 3679 } 3680 /* 3681 * FONT KLUDGE: 3682 * This is an interim kludge to display correct font. 3683 * Always use the font page #0 on the video plane 2. 3684 * Somehow we cannot show the font in other font pages on 3685 * some video cards... XXX 3686 */ 3687 sc_show_font(scp, 0); 3688 } 3689 mark_all(scp); 3690 } 3691#endif /* !SC_NO_FONT_LOADING */ 3692} 3693 3694static int 3695save_kbd_state(scr_stat *scp) 3696{ 3697 int state; 3698 int error; 3699 3700 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3701 if (error == ENOIOCTL) 3702 error = ENODEV; 3703 if (error == 0) { 3704 scp->status &= ~LOCK_MASK; 3705 scp->status |= state; 3706 } 3707 return error; 3708} 3709 3710static int 3711update_kbd_state(scr_stat *scp, int new_bits, int mask) 3712{ 3713 int state; 3714 int error; 3715 3716 if (mask != LOCK_MASK) { 3717 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3718 if (error == ENOIOCTL) 3719 error = ENODEV; 3720 if (error) 3721 return error; 3722 state &= ~mask; 3723 state |= new_bits & mask; 3724 } else { 3725 state = new_bits & LOCK_MASK; 3726 } 3727 error = kbdd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3728 if (error == ENOIOCTL) 3729 error = ENODEV; 3730 return error; 3731} 3732 3733static int 3734update_kbd_leds(scr_stat *scp, int which) 3735{ 3736 int error; 3737 3738 which &= LOCK_MASK; 3739 error = kbdd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3740 if (error == ENOIOCTL) 3741 error = ENODEV; 3742 return error; 3743} 3744 3745int 3746set_mode(scr_stat *scp) 3747{ 3748 video_info_t info; 3749 3750 /* reject unsupported mode */ 3751 if (vidd_get_info(scp->sc->adp, scp->mode, &info)) 3752 return 1; 3753 3754 /* if this vty is not currently showing, do nothing */ 3755 if (scp != scp->sc->cur_scp) 3756 return 0; 3757 3758 /* setup video hardware for the given mode */ 3759 vidd_set_mode(scp->sc->adp, scp->mode); 3760 scp->rndr->init(scp); 3761#ifndef __sparc64__ 3762 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3763 (void *)scp->sc->adp->va_window, FALSE); 3764#endif 3765 3766 update_font(scp); 3767 3768 sc_set_border(scp, scp->border); 3769 sc_set_cursor_image(scp); 3770 3771 return 0; 3772} 3773 3774void 3775sc_set_border(scr_stat *scp, int color) 3776{ 3777 SC_VIDEO_LOCK(scp->sc); 3778 (*scp->rndr->draw_border)(scp, color); 3779 SC_VIDEO_UNLOCK(scp->sc); 3780} 3781 3782#ifndef SC_NO_FONT_LOADING 3783void 3784sc_load_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3785 int base, int count) 3786{ 3787 sc_softc_t *sc; 3788 3789 sc = scp->sc; 3790 sc->font_loading_in_progress = TRUE; 3791 vidd_load_font(sc->adp, page, size, width, buf, base, count); 3792 sc->font_loading_in_progress = FALSE; 3793} 3794 3795void 3796sc_save_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3797 int base, int count) 3798{ 3799 sc_softc_t *sc; 3800 3801 sc = scp->sc; 3802 sc->font_loading_in_progress = TRUE; 3803 vidd_save_font(sc->adp, page, size, width, buf, base, count); 3804 sc->font_loading_in_progress = FALSE; 3805} 3806 3807void 3808sc_show_font(scr_stat *scp, int page) 3809{ 3810 vidd_show_font(scp->sc->adp, page); 3811} 3812#endif /* !SC_NO_FONT_LOADING */ 3813 3814void 3815sc_paste(scr_stat *scp, const u_char *p, int count) 3816{ 3817 struct tty *tp; 3818 u_char *rmap; 3819 3820 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 3821 if (!tty_opened_ns(tp)) 3822 return; 3823 rmap = scp->sc->scr_rmap; 3824 for (; count > 0; --count) 3825 ttydisc_rint(tp, rmap[*p++], 0); 3826 ttydisc_rint_done(tp); 3827} 3828 3829void 3830sc_respond(scr_stat *scp, const u_char *p, int count, int wakeup) 3831{ 3832 struct tty *tp; 3833 3834 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 3835 if (!tty_opened_ns(tp)) 3836 return; 3837 ttydisc_rint_simple(tp, p, count); 3838 if (wakeup) { 3839 /* XXX: we can't always call ttydisc_rint_done() here! */ 3840 ttydisc_rint_done(tp); 3841 } 3842} 3843 3844void 3845sc_bell(scr_stat *scp, int pitch, int duration) 3846{ 3847 if (cold || shutdown_in_progress || !enable_bell) 3848 return; 3849 3850 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3851 return; 3852 3853 if (scp->sc->flags & SC_VISUAL_BELL) { 3854 if (scp->sc->blink_in_progress) 3855 return; 3856 scp->sc->blink_in_progress = 3; 3857 if (scp != scp->sc->cur_scp) 3858 scp->sc->blink_in_progress += 2; 3859 blink_screen(scp->sc->cur_scp); 3860 } else if (duration != 0 && pitch != 0) { 3861 if (scp != scp->sc->cur_scp) 3862 pitch *= 2; 3863 sysbeep(1193182 / pitch, duration); 3864 } 3865} 3866 3867static void 3868blink_screen(void *arg) 3869{ 3870 scr_stat *scp = arg; 3871 struct tty *tp; 3872 3873 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3874 scp->sc->blink_in_progress = 0; 3875 mark_all(scp); 3876 tp = SC_DEV(scp->sc, scp->index); 3877 if (tty_opened_ns(tp)) 3878 sctty_outwakeup(tp); 3879 if (scp->sc->delayed_next_scr) 3880 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3881 } 3882 else { 3883 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3884 scp->sc->blink_in_progress & 1); 3885 scp->sc->blink_in_progress--; 3886 callout_reset_sbt(&scp->sc->cblink, SBT_1S / 15, 0, 3887 blink_screen, scp, C_PREL(0)); 3888 } 3889} 3890 3891/* 3892 * Until sc_attach_unit() gets called no dev structures will be available 3893 * to store the per-screen current status. This is the case when the 3894 * kernel is initially booting and needs access to its console. During 3895 * this early phase of booting the console's current status is kept in 3896 * one statically defined scr_stat structure, and any pointers to the 3897 * dev structures will be NULL. 3898 */ 3899 3900static scr_stat * 3901sc_get_stat(struct tty *tp) 3902{ 3903 if (tp == NULL) 3904 return (&main_console); 3905 return (SC_STAT(tp)); 3906} 3907 3908/* 3909 * Allocate active keyboard. Try to allocate "kbdmux" keyboard first, and, 3910 * if found, add all non-busy keyboards to "kbdmux". Otherwise look for 3911 * any keyboard. 3912 */ 3913 3914static int 3915sc_allocate_keyboard(sc_softc_t *sc, int unit) 3916{ 3917 int idx0, idx; 3918 keyboard_t *k0, *k; 3919 keyboard_info_t ki; 3920 3921 idx0 = kbd_allocate("kbdmux", -1, (void *)&sc->keyboard, sckbdevent, sc); 3922 if (idx0 != -1) { 3923 k0 = kbd_get_keyboard(idx0); 3924 3925 for (idx = kbd_find_keyboard2("*", -1, 0); 3926 idx != -1; 3927 idx = kbd_find_keyboard2("*", -1, idx + 1)) { 3928 k = kbd_get_keyboard(idx); 3929 3930 if (idx == idx0 || KBD_IS_BUSY(k)) 3931 continue; 3932 3933 bzero(&ki, sizeof(ki)); 3934 strcpy(ki.kb_name, k->kb_name); 3935 ki.kb_unit = k->kb_unit; 3936 3937 (void)kbdd_ioctl(k0, KBADDKBD, (caddr_t) &ki); 3938 } 3939 } else 3940 idx0 = kbd_allocate("*", unit, (void *)&sc->keyboard, sckbdevent, sc); 3941 3942 return (idx0); 3943} 3944