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