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