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