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