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