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