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