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/conf.h> 43 #include <sys/cons.h> 44 #include <sys/consio.h> 45 #include <sys/kdb.h> 46 #include <sys/eventhandler.h> 47 #include <sys/fbio.h> 48 #include <sys/kbio.h> 49 #include <sys/kernel.h> 50 #include <sys/lock.h> 51 #include <sys/malloc.h> 52 #include <sys/mutex.h> 53 #include <sys/priv.h> 54 #include <sys/proc.h> 55 #include <sys/random.h> 56 #include <sys/reboot.h> 57 #include <sys/serial.h> 58 #include <sys/signalvar.h> 59 #include <sys/sysctl.h> 60 #include <sys/tty.h> 61 #include <sys/power.h> 62 63 #include <machine/clock.h> 64 #if defined(__sparc64__) || defined(__powerpc__) 65 #include <machine/sc_machdep.h> 66 #else 67 #include <machine/pc/display.h> 68 #endif 69 #if defined( __i386__) || defined(__amd64__) 70 #include <machine/psl.h> 71 #include <machine/frame.h> 72 #endif 73 #include <machine/stdarg.h> 74 75 #include <dev/kbd/kbdreg.h> 76 #include <dev/fb/fbreg.h> 77 #include <dev/fb/splashreg.h> 78 #include <dev/syscons/syscons.h> 79 80 #define COLD 0 81 #define WARM 1 82 83 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 84 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 85 86 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 87 88 typedef struct default_attr { 89 int std_color; /* normal hardware color */ 90 int rev_color; /* reverse hardware color */ 91 } default_attr; 92 93 static default_attr user_default = { 94 SC_NORM_ATTR, 95 SC_NORM_REV_ATTR, 96 }; 97 98 static default_attr kernel_default = { 99 SC_KERNEL_CONS_ATTR, 100 SC_KERNEL_CONS_REV_ATTR, 101 }; 102 103 static int sc_console_unit = -1; 104 static int sc_saver_keyb_only = 1; 105 static scr_stat *sc_console; 106 static struct consdev *sc_consptr; 107 static void *kernel_console_ts; 108 static scr_stat main_console; 109 static struct tty *main_devs[MAXCONS]; 110 111 static char init_done = COLD; 112 static char shutdown_in_progress = FALSE; 113 static char sc_malloc = FALSE; 114 115 static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 116 static int run_scrn_saver = FALSE; /* should run the saver? */ 117 static int enable_bell = TRUE; /* enable beeper */ 118 119 #ifndef SC_DISABLE_REBOOT 120 static int enable_reboot = TRUE; /* enable keyboard reboot */ 121 #endif 122 123 #ifndef SC_DISABLE_KDBKEY 124 static int enable_kdbkey = TRUE; /* enable keyboard debug */ 125 #endif 126 127 static long scrn_blank_time = 0; /* screen saver timeout value */ 128 #ifdef DEV_SPLASH 129 static int scrn_blanked; /* # of blanked screen */ 130 static int sticky_splash = FALSE; 131 132 static void none_saver(sc_softc_t *sc, int blank) { } 133 static void (*current_saver)(sc_softc_t *, int) = none_saver; 134 #endif 135 136 SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 137 SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 138 SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 139 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 140 SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 141 0, "enable bell"); 142 #ifndef SC_DISABLE_REBOOT 143 SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_reboot, CTLFLAG_RW|CTLFLAG_SECURE, &enable_reboot, 144 0, "enable keyboard reboot"); 145 #endif 146 #ifndef SC_DISABLE_KDBKEY 147 SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_debug, CTLFLAG_RW|CTLFLAG_SECURE, &enable_kdbkey, 148 0, "enable keyboard debug"); 149 #endif 150 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 151 #include "font.h" 152 #endif 153 154 tsw_ioctl_t *sc_user_ioctl; 155 156 static bios_values_t bios_value; 157 158 static int enable_panic_key; 159 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 160 0, "Enable panic via keypress specified in kbdmap(5)"); 161 162 #define SC_CONSOLECTL 255 163 164 #define VTY_WCHAN(sc, vty) (&SC_DEV(sc, vty)) 165 166 static int debugger; 167 168 /* prototypes */ 169 static int sc_allocate_keyboard(sc_softc_t *sc, int unit); 170 static int scvidprobe(int unit, int flags, int cons); 171 static int sckbdprobe(int unit, int flags, int cons); 172 static void scmeminit(void *arg); 173 static int scdevtounit(struct tty *tp); 174 static kbd_callback_func_t sckbdevent; 175 static void scinit(int unit, int flags); 176 static scr_stat *sc_get_stat(struct tty *tp); 177 static void scterm(int unit, int flags); 178 static void scshutdown(void *arg, int howto); 179 static u_int scgetc(sc_softc_t *sc, u_int flags); 180 #define SCGETC_CN 1 181 #define SCGETC_NONBLOCK 2 182 static int sccngetch(int flags); 183 static void sccnupdate(scr_stat *scp); 184 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 185 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 186 static timeout_t scrn_timer; 187 static int and_region(int *s1, int *e1, int s2, int e2); 188 static void scrn_update(scr_stat *scp, int show_cursor); 189 190 #ifdef DEV_SPLASH 191 static int scsplash_callback(int event, void *arg); 192 static void scsplash_saver(sc_softc_t *sc, int show); 193 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 194 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 195 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 196 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 197 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 198 static int wait_scrn_saver_stop(sc_softc_t *sc); 199 #define scsplash_stick(stick) (sticky_splash = (stick)) 200 #else /* !DEV_SPLASH */ 201 #define scsplash_stick(stick) 202 #endif /* DEV_SPLASH */ 203 204 static int do_switch_scr(sc_softc_t *sc, int s); 205 static int vt_proc_alive(scr_stat *scp); 206 static int signal_vt_rel(scr_stat *scp); 207 static int signal_vt_acq(scr_stat *scp); 208 static int finish_vt_rel(scr_stat *scp, int release, int *s); 209 static int finish_vt_acq(scr_stat *scp); 210 static void exchange_scr(sc_softc_t *sc); 211 static void update_cursor_image(scr_stat *scp); 212 static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 213 static int save_kbd_state(scr_stat *scp); 214 static int update_kbd_state(scr_stat *scp, int state, int mask); 215 static int update_kbd_leds(scr_stat *scp, int which); 216 static timeout_t blink_screen; 217 static struct tty *sc_alloc_tty(int, const char *, ...) __printflike(2, 3); 218 219 static cn_probe_t sc_cnprobe; 220 static cn_init_t sc_cninit; 221 static cn_term_t sc_cnterm; 222 static cn_getc_t sc_cngetc; 223 static cn_putc_t sc_cnputc; 224 225 CONSOLE_DRIVER(sc); 226 227 static tsw_open_t sctty_open; 228 static tsw_close_t sctty_close; 229 static tsw_outwakeup_t sctty_outwakeup; 230 static tsw_ioctl_t sctty_ioctl; 231 static tsw_mmap_t sctty_mmap; 232 233 static struct ttydevsw sc_ttydevsw = { 234 /* 235 * XXX: we should use the prefix, but this doesn't work for 236 * consolectl. 237 */ 238 .tsw_flags = TF_NOPREFIX, 239 .tsw_open = sctty_open, 240 .tsw_close = sctty_close, 241 .tsw_outwakeup = sctty_outwakeup, 242 .tsw_ioctl = sctty_ioctl, 243 .tsw_mmap = sctty_mmap, 244 }; 245 246 int 247 sc_probe_unit(int unit, int flags) 248 { 249 if (!scvidprobe(unit, flags, FALSE)) { 250 if (bootverbose) 251 printf("%s%d: no video adapter found.\n", SC_DRIVER_NAME, unit); 252 return ENXIO; 253 } 254 255 /* syscons will be attached even when there is no keyboard */ 256 sckbdprobe(unit, flags, FALSE); 257 258 return 0; 259 } 260 261 /* probe video adapters, return TRUE if found */ 262 static int 263 scvidprobe(int unit, int flags, int cons) 264 { 265 /* 266 * Access the video adapter driver through the back door! 267 * Video adapter drivers need to be configured before syscons. 268 * However, when syscons is being probed as the low-level console, 269 * they have not been initialized yet. We force them to initialize 270 * themselves here. XXX 271 */ 272 vid_configure(cons ? VIO_PROBE_ONLY : 0); 273 274 return (vid_find_adapter("*", unit) >= 0); 275 } 276 277 /* probe the keyboard, return TRUE if found */ 278 static int 279 sckbdprobe(int unit, int flags, int cons) 280 { 281 /* access the keyboard driver through the backdoor! */ 282 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 283 284 return (kbd_find_keyboard("*", unit) >= 0); 285 } 286 287 static char 288 *adapter_name(video_adapter_t *adp) 289 { 290 static struct { 291 int type; 292 char *name[2]; 293 } names[] = { 294 { KD_MONO, { "MDA", "MDA" } }, 295 { KD_HERCULES, { "Hercules", "Hercules" } }, 296 { KD_CGA, { "CGA", "CGA" } }, 297 { KD_EGA, { "EGA", "EGA (mono)" } }, 298 { KD_VGA, { "VGA", "VGA (mono)" } }, 299 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 300 { KD_TGA, { "TGA", "TGA" } }, 301 { -1, { "Unknown", "Unknown" } }, 302 }; 303 int i; 304 305 for (i = 0; names[i].type != -1; ++i) 306 if (names[i].type == adp->va_type) 307 break; 308 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 309 } 310 311 static void 312 sctty_outwakeup(struct tty *tp) 313 { 314 size_t len; 315 u_char buf[PCBURST]; 316 scr_stat *scp = sc_get_stat(tp); 317 318 if (scp->status & SLKED || 319 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 320 return; 321 322 for (;;) { 323 len = ttydisc_getc(tp, buf, sizeof buf); 324 if (len == 0) 325 break; 326 sc_puts(scp, buf, len); 327 } 328 } 329 330 static struct tty * 331 sc_alloc_tty(int index, const char *fmt, ...) 332 { 333 va_list ap; 334 struct sc_ttysoftc *stc; 335 struct tty *tp; 336 char name[11]; /* "consolectl" */ 337 338 va_start(ap, fmt); 339 340 /* Allocate TTY object and softc to store unit number. */ 341 stc = malloc(sizeof(struct sc_ttysoftc), M_DEVBUF, M_WAITOK); 342 stc->st_index = index; 343 stc->st_stat = NULL; 344 tp = tty_alloc(&sc_ttydevsw, stc, &Giant); 345 346 /* Create device node. */ 347 va_start(ap, fmt); 348 vsnrprintf(name, sizeof name, 32, fmt, ap); 349 va_end(ap); 350 tty_makedev(tp, NULL, "%s", name); 351 352 return (tp); 353 } 354 355 int 356 sc_attach_unit(int unit, int flags) 357 { 358 sc_softc_t *sc; 359 scr_stat *scp; 360 #ifdef SC_PIXEL_MODE 361 video_info_t info; 362 #endif 363 int vc; 364 struct tty *tp; 365 366 flags &= ~SC_KERNEL_CONSOLE; 367 368 if (sc_console_unit == unit) { 369 /* 370 * If this unit is being used as the system console, we need to 371 * adjust some variables and buffers before and after scinit(). 372 */ 373 /* assert(sc_console != NULL) */ 374 flags |= SC_KERNEL_CONSOLE; 375 scmeminit(NULL); 376 377 scinit(unit, flags); 378 379 if (sc_console->tsw->te_size > 0) { 380 /* assert(sc_console->ts != NULL); */ 381 kernel_console_ts = sc_console->ts; 382 sc_console->ts = malloc(sc_console->tsw->te_size, 383 M_DEVBUF, M_WAITOK); 384 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 385 (*sc_console->tsw->te_default_attr)(sc_console, 386 user_default.std_color, 387 user_default.rev_color); 388 } 389 } else { 390 scinit(unit, flags); 391 } 392 393 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 394 sc->config = flags; 395 scp = sc_get_stat(sc->dev[0]); 396 if (sc_console == NULL) /* sc_console_unit < 0 */ 397 sc_console = scp; 398 399 #ifdef SC_PIXEL_MODE 400 if ((sc->config & SC_VESA800X600) 401 && (vidd_get_info(sc->adp, M_VESA_800x600, &info) == 0)) { 402 #ifdef DEV_SPLASH 403 if (sc->flags & SC_SPLASH_SCRN) 404 splash_term(sc->adp); 405 #endif 406 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 407 sc_set_pixel_mode(scp, NULL, COL, ROW, 16, 8); 408 sc->initial_mode = M_VESA_800x600; 409 #ifdef DEV_SPLASH 410 /* put up the splash again! */ 411 if (sc->flags & SC_SPLASH_SCRN) 412 splash_init(sc->adp, scsplash_callback, sc); 413 #endif 414 } 415 #endif /* SC_PIXEL_MODE */ 416 417 /* initialize cursor */ 418 if (!ISGRAPHSC(scp)) 419 update_cursor_image(scp); 420 421 /* get screen update going */ 422 scrn_timer(sc); 423 424 /* set up the keyboard */ 425 kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 426 update_kbd_state(scp, scp->status, LOCK_MASK); 427 428 printf("%s%d: %s <%d virtual consoles, flags=0x%x>\n", 429 SC_DRIVER_NAME, unit, adapter_name(sc->adp), sc->vtys, sc->config); 430 if (bootverbose) { 431 printf("%s%d:", SC_DRIVER_NAME, unit); 432 if (sc->adapter >= 0) 433 printf(" fb%d", sc->adapter); 434 if (sc->keyboard >= 0) 435 printf(", kbd%d", sc->keyboard); 436 if (scp->tsw) 437 printf(", terminal emulator: %s (%s)", 438 scp->tsw->te_name, scp->tsw->te_desc); 439 printf("\n"); 440 } 441 442 /* register a shutdown callback for the kernel console */ 443 if (sc_console_unit == unit) 444 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 445 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 446 447 for (vc = 0; vc < sc->vtys; vc++) { 448 if (sc->dev[vc] == NULL) { 449 sc->dev[vc] = sc_alloc_tty(vc, "ttyv%r", vc + unit * MAXCONS); 450 if (vc == 0 && sc->dev == main_devs) 451 SC_STAT(sc->dev[0]) = &main_console; 452 } 453 /* 454 * The first vty already has struct tty and scr_stat initialized 455 * in scinit(). The other vtys will have these structs when 456 * first opened. 457 */ 458 } 459 460 tp = sc_alloc_tty(0, "consolectl"); 461 SC_STAT(tp) = sc_console; 462 463 return 0; 464 } 465 466 static void 467 scmeminit(void *arg) 468 { 469 if (sc_malloc) 470 return; 471 sc_malloc = TRUE; 472 473 /* 474 * As soon as malloc() becomes functional, we had better allocate 475 * various buffers for the kernel console. 476 */ 477 478 if (sc_console_unit < 0) /* sc_console == NULL */ 479 return; 480 481 /* copy the temporary buffer to the final buffer */ 482 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 483 484 #ifndef SC_NO_CUTPASTE 485 sc_alloc_cut_buffer(sc_console, FALSE); 486 #endif 487 488 #ifndef SC_NO_HISTORY 489 /* initialize history buffer & pointers */ 490 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 491 #endif 492 } 493 494 /* XXX */ 495 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 496 497 static int 498 scdevtounit(struct tty *tp) 499 { 500 int vty = SC_VTY(tp); 501 502 if (vty == SC_CONSOLECTL) 503 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 504 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 505 return -1; 506 else 507 return vty/MAXCONS; 508 } 509 510 static int 511 sctty_open(struct tty *tp) 512 { 513 int unit = scdevtounit(tp); 514 sc_softc_t *sc; 515 scr_stat *scp; 516 #ifndef __sparc64__ 517 keyarg_t key; 518 #endif 519 520 DPRINTF(5, ("scopen: dev:%s, unit:%d, vty:%d\n", 521 devtoname(tp->t_dev), unit, SC_VTY(tp))); 522 523 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 524 if (sc == NULL) 525 return ENXIO; 526 527 if (!tty_opened(tp)) { 528 /* Use the current setting of the <-- key as default VERASE. */ 529 /* If the Delete key is preferable, an stty is necessary */ 530 #ifndef __sparc64__ 531 if (sc->kbd != NULL) { 532 key.keynum = KEYCODE_BS; 533 kbdd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 534 tp->t_termios.c_cc[VERASE] = key.key.map[0]; 535 } 536 #endif 537 } 538 539 scp = sc_get_stat(tp); 540 if (scp == NULL) { 541 scp = SC_STAT(tp) = alloc_scp(sc, SC_VTY(tp)); 542 if (ISGRAPHSC(scp)) 543 sc_set_pixel_mode(scp, NULL, COL, ROW, 16, 8); 544 } 545 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 546 tp->t_winsize.ws_col = scp->xsize; 547 tp->t_winsize.ws_row = scp->ysize; 548 } 549 550 return (0); 551 } 552 553 static void 554 sctty_close(struct tty *tp) 555 { 556 scr_stat *scp; 557 int s; 558 559 if (SC_VTY(tp) != SC_CONSOLECTL) { 560 scp = sc_get_stat(tp); 561 /* were we in the middle of the VT switching process? */ 562 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 563 s = spltty(); 564 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 565 cnavailable(sc_consptr, TRUE); 566 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 567 DPRINTF(5, ("reset WAIT_REL, ")); 568 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 569 DPRINTF(5, ("reset WAIT_ACQ, ")); 570 #ifdef not_yet_done 571 if (scp == &main_console) { 572 scp->pid = 0; 573 scp->proc = NULL; 574 scp->smode.mode = VT_AUTO; 575 } 576 else { 577 sc_vtb_destroy(&scp->vtb); 578 #ifndef __sparc64__ 579 sc_vtb_destroy(&scp->scr); 580 #endif 581 sc_free_history_buffer(scp, scp->ysize); 582 SC_STAT(tp) = NULL; 583 free(scp, M_DEVBUF); 584 } 585 #else 586 scp->pid = 0; 587 scp->proc = NULL; 588 scp->smode.mode = VT_AUTO; 589 #endif 590 scp->kbd_mode = K_XLATE; 591 if (scp == scp->sc->cur_scp) 592 kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 593 DPRINTF(5, ("done.\n")); 594 } 595 } 596 597 #if 0 /* XXX mpsafetty: fix screensaver. What about outwakeup? */ 598 static int 599 scread(struct cdev *dev, struct uio *uio, int flag) 600 { 601 if (!sc_saver_keyb_only) 602 sc_touch_scrn_saver(); 603 return ttyread(dev, uio, flag); 604 } 605 #endif 606 607 static int 608 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 609 { 610 sc_softc_t *sc; 611 struct tty *cur_tty; 612 int c, error = 0; 613 size_t len; 614 u_char *cp; 615 616 sc = (sc_softc_t *)arg; 617 /* assert(thiskbd == sc->kbd) */ 618 619 mtx_lock(&Giant); 620 621 switch (event) { 622 case KBDIO_KEYINPUT: 623 break; 624 case KBDIO_UNLOADING: 625 sc->kbd = NULL; 626 sc->keyboard = -1; 627 kbd_release(thiskbd, (void *)&sc->keyboard); 628 goto done; 629 default: 630 error = EINVAL; 631 goto done; 632 } 633 634 /* 635 * Loop while there is still input to get from the keyboard. 636 * I don't think this is nessesary, and it doesn't fix 637 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 638 */ 639 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 640 641 cur_tty = SC_DEV(sc, sc->cur_scp->index); 642 if (!tty_opened(cur_tty)) 643 continue; 644 645 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 646 continue; 647 648 switch (KEYFLAGS(c)) { 649 case 0x0000: /* normal key */ 650 ttydisc_rint(cur_tty, KEYCHAR(c), 0); 651 break; 652 case FKEY: /* function key, return string */ 653 cp = kbdd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 654 if (cp != NULL) { 655 if (ttydisc_can_bypass(cur_tty)) { 656 ttydisc_rint_bypass(cur_tty, cp, len); 657 } else { 658 while (len-- > 0) 659 ttydisc_rint(cur_tty, *cp++, 0); 660 } 661 } 662 break; 663 case MKEY: /* meta is active, prepend ESC */ 664 ttydisc_rint(cur_tty, 0x1b, 0); 665 ttydisc_rint(cur_tty, KEYCHAR(c), 0); 666 break; 667 case BKEY: /* backtab fixed sequence (esc [ Z) */ 668 ttydisc_rint(cur_tty, 0x1b, 0); 669 ttydisc_rint(cur_tty, '[', 0); 670 ttydisc_rint(cur_tty, 'Z', 0); 671 break; 672 } 673 674 ttydisc_rint_done(cur_tty); 675 } 676 677 sc->cur_scp->status |= MOUSE_HIDDEN; 678 679 done: 680 mtx_unlock(&Giant); 681 return (error); 682 } 683 684 static int 685 sctty_ioctl(struct tty *tp, u_long cmd, caddr_t data, struct thread *td) 686 { 687 int error; 688 int i; 689 sc_softc_t *sc; 690 scr_stat *scp; 691 int s; 692 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 693 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 694 int ival; 695 #endif 696 697 /* If there is a user_ioctl function call that first */ 698 if (sc_user_ioctl) { 699 error = (*sc_user_ioctl)(tp, cmd, data, td); 700 if (error != ENOIOCTL) 701 return error; 702 } 703 704 error = sc_vid_ioctl(tp, cmd, data, td); 705 if (error != ENOIOCTL) 706 return error; 707 708 #ifndef SC_NO_HISTORY 709 error = sc_hist_ioctl(tp, cmd, data, td); 710 if (error != ENOIOCTL) 711 return error; 712 #endif 713 714 #ifndef SC_NO_SYSMOUSE 715 error = sc_mouse_ioctl(tp, cmd, data, td); 716 if (error != ENOIOCTL) 717 return error; 718 #endif 719 720 scp = sc_get_stat(tp); 721 /* assert(scp != NULL) */ 722 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 723 sc = scp->sc; 724 725 if (scp->tsw) { 726 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, td); 727 if (error != ENOIOCTL) 728 return error; 729 } 730 731 switch (cmd) { /* process console hardware related ioctl's */ 732 733 case GIO_ATTR: /* get current attributes */ 734 /* this ioctl is not processed here, but in the terminal emulator */ 735 return ENOTTY; 736 737 case GIO_COLOR: /* is this a color console ? */ 738 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 739 return 0; 740 741 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 742 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 743 return EINVAL; 744 s = spltty(); 745 scrn_blank_time = *(int *)data; 746 run_scrn_saver = (scrn_blank_time != 0); 747 splx(s); 748 return 0; 749 750 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 751 s = spltty(); 752 *(int *)data &= CONS_CURSOR_ATTRS; 753 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 754 splx(s); 755 return 0; 756 757 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 758 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 759 ((int *)data)[0] = scp->curr_curs_attr.flags; 760 ((int *)data)[1] = scp->curr_curs_attr.base; 761 ((int *)data)[2] = scp->curr_curs_attr.height; 762 } else { 763 ((int *)data)[0] = sc->curs_attr.flags; 764 ((int *)data)[1] = sc->curs_attr.base; 765 ((int *)data)[2] = sc->curs_attr.height; 766 } 767 return 0; 768 769 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 770 s = spltty(); 771 sc_change_cursor_shape(scp, ((int *)data)[0], 772 ((int *)data)[1], ((int *)data)[2]); 773 splx(s); 774 return 0; 775 776 case CONS_BELLTYPE: /* set bell type sound/visual */ 777 if ((*(int *)data) & CONS_VISUAL_BELL) 778 sc->flags |= SC_VISUAL_BELL; 779 else 780 sc->flags &= ~SC_VISUAL_BELL; 781 if ((*(int *)data) & CONS_QUIET_BELL) 782 sc->flags |= SC_QUIET_BELL; 783 else 784 sc->flags &= ~SC_QUIET_BELL; 785 return 0; 786 787 case CONS_GETINFO: /* get current (virtual) console info */ 788 { 789 vid_info_t *ptr = (vid_info_t*)data; 790 if (ptr->size == sizeof(struct vid_info)) { 791 ptr->m_num = sc->cur_scp->index; 792 ptr->font_size = scp->font_size; 793 ptr->mv_col = scp->xpos; 794 ptr->mv_row = scp->ypos; 795 ptr->mv_csz = scp->xsize; 796 ptr->mv_rsz = scp->ysize; 797 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 798 /* 799 * The following fields are filled by the terminal emulator. XXX 800 * 801 * ptr->mv_norm.fore 802 * ptr->mv_norm.back 803 * ptr->mv_rev.fore 804 * ptr->mv_rev.back 805 */ 806 ptr->mv_grfc.fore = 0; /* not supported */ 807 ptr->mv_grfc.back = 0; /* not supported */ 808 ptr->mv_ovscan = scp->border; 809 if (scp == sc->cur_scp) 810 save_kbd_state(scp); 811 ptr->mk_keylock = scp->status & LOCK_MASK; 812 return 0; 813 } 814 return EINVAL; 815 } 816 817 case CONS_GETVERS: /* get version number */ 818 *(int*)data = 0x200; /* version 2.0 */ 819 return 0; 820 821 case CONS_IDLE: /* see if the screen has been idle */ 822 /* 823 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 824 * the user process may have been writing something on the 825 * screen and syscons is not aware of it. Declare the screen 826 * is NOT idle if it is in one of these modes. But there is 827 * an exception to it; if a screen saver is running in the 828 * graphics mode in the current screen, we should say that the 829 * screen has been idle. 830 */ 831 *(int *)data = (sc->flags & SC_SCRN_IDLE) 832 && (!ISGRAPHSC(sc->cur_scp) 833 || (sc->cur_scp->status & SAVER_RUNNING)); 834 return 0; 835 836 case CONS_SAVERMODE: /* set saver mode */ 837 switch(*(int *)data) { 838 case CONS_NO_SAVER: 839 case CONS_USR_SAVER: 840 /* if a LKM screen saver is running, stop it first. */ 841 scsplash_stick(FALSE); 842 saver_mode = *(int *)data; 843 s = spltty(); 844 #ifdef DEV_SPLASH 845 if ((error = wait_scrn_saver_stop(NULL))) { 846 splx(s); 847 return error; 848 } 849 #endif 850 run_scrn_saver = TRUE; 851 if (saver_mode == CONS_USR_SAVER) 852 scp->status |= SAVER_RUNNING; 853 else 854 scp->status &= ~SAVER_RUNNING; 855 scsplash_stick(TRUE); 856 splx(s); 857 break; 858 case CONS_LKM_SAVER: 859 s = spltty(); 860 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 861 scp->status &= ~SAVER_RUNNING; 862 saver_mode = *(int *)data; 863 splx(s); 864 break; 865 default: 866 return EINVAL; 867 } 868 return 0; 869 870 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 871 /* 872 * Note that this ioctl does not guarantee the screen saver 873 * actually starts or stops. It merely attempts to do so... 874 */ 875 s = spltty(); 876 run_scrn_saver = (*(int *)data != 0); 877 if (run_scrn_saver) 878 sc->scrn_time_stamp -= scrn_blank_time; 879 splx(s); 880 return 0; 881 882 case CONS_SCRSHOT: /* get a screen shot */ 883 { 884 int retval, hist_rsz; 885 size_t lsize, csize; 886 vm_offset_t frbp, hstp; 887 unsigned lnum; 888 scrshot_t *ptr = (scrshot_t *)data; 889 void *outp = ptr->buf; 890 891 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0) 892 return EINVAL; 893 s = spltty(); 894 if (ISGRAPHSC(scp)) { 895 splx(s); 896 return EOPNOTSUPP; 897 } 898 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 899 if (((u_int)ptr->x + ptr->xsize) > scp->xsize || 900 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 901 splx(s); 902 return EINVAL; 903 } 904 905 lsize = scp->xsize * sizeof(u_int16_t); 906 csize = ptr->xsize * sizeof(u_int16_t); 907 /* Pointer to the last line of framebuffer */ 908 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 909 sizeof(u_int16_t); 910 /* Pointer to the last line of target buffer */ 911 outp = (char *)outp + ptr->ysize * csize; 912 /* Pointer to the last line of history buffer */ 913 if (scp->history != NULL) 914 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 915 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 916 else 917 hstp = 0; 918 919 retval = 0; 920 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 921 if (lnum < scp->ysize) { 922 frbp -= lsize; 923 } else { 924 hstp -= lsize; 925 if (hstp < scp->history->vtb_buffer) 926 hstp += scp->history->vtb_rows * lsize; 927 frbp = hstp; 928 } 929 if (lnum < ptr->y) 930 continue; 931 outp = (char *)outp - csize; 932 retval = copyout((void *)frbp, outp, csize); 933 if (retval != 0) 934 break; 935 } 936 splx(s); 937 return retval; 938 } 939 940 case VT_SETMODE: /* set screen switcher mode */ 941 { 942 struct vt_mode *mode; 943 struct proc *p1; 944 945 mode = (struct vt_mode *)data; 946 DPRINTF(5, ("%s%d: VT_SETMODE ", SC_DRIVER_NAME, sc->unit)); 947 if (scp->smode.mode == VT_PROCESS) { 948 p1 = pfind(scp->pid); 949 if (scp->proc == p1 && scp->proc != td->td_proc) { 950 if (p1) 951 PROC_UNLOCK(p1); 952 DPRINTF(5, ("error EPERM\n")); 953 return EPERM; 954 } 955 if (p1) 956 PROC_UNLOCK(p1); 957 } 958 s = spltty(); 959 if (mode->mode == VT_AUTO) { 960 scp->smode.mode = VT_AUTO; 961 scp->proc = NULL; 962 scp->pid = 0; 963 DPRINTF(5, ("VT_AUTO, ")); 964 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 965 cnavailable(sc_consptr, TRUE); 966 /* were we in the middle of the vty switching process? */ 967 if (finish_vt_rel(scp, TRUE, &s) == 0) 968 DPRINTF(5, ("reset WAIT_REL, ")); 969 if (finish_vt_acq(scp) == 0) 970 DPRINTF(5, ("reset WAIT_ACQ, ")); 971 } else { 972 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 973 || !ISSIGVALID(mode->frsig)) { 974 splx(s); 975 DPRINTF(5, ("error EINVAL\n")); 976 return EINVAL; 977 } 978 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 979 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 980 scp->proc = td->td_proc; 981 scp->pid = scp->proc->p_pid; 982 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 983 cnavailable(sc_consptr, FALSE); 984 } 985 splx(s); 986 DPRINTF(5, ("\n")); 987 return 0; 988 } 989 990 case VT_GETMODE: /* get screen switcher mode */ 991 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 992 return 0; 993 994 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 995 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 996 case _IO('v', 4): 997 ival = IOCPARM_IVAL(data); 998 data = (caddr_t)&ival; 999 /* FALLTHROUGH */ 1000 #endif 1001 case VT_RELDISP: /* screen switcher ioctl */ 1002 s = spltty(); 1003 /* 1004 * This must be the current vty which is in the VT_PROCESS 1005 * switching mode... 1006 */ 1007 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 1008 splx(s); 1009 return EINVAL; 1010 } 1011 /* ...and this process is controlling it. */ 1012 if (scp->proc != td->td_proc) { 1013 splx(s); 1014 return EPERM; 1015 } 1016 error = EINVAL; 1017 switch(*(int *)data) { 1018 case VT_FALSE: /* user refuses to release screen, abort */ 1019 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 1020 DPRINTF(5, ("%s%d: VT_FALSE\n", SC_DRIVER_NAME, sc->unit)); 1021 break; 1022 case VT_TRUE: /* user has released screen, go on */ 1023 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 1024 DPRINTF(5, ("%s%d: VT_TRUE\n", SC_DRIVER_NAME, sc->unit)); 1025 break; 1026 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1027 if ((error = finish_vt_acq(scp)) == 0) 1028 DPRINTF(5, ("%s%d: VT_ACKACQ\n", SC_DRIVER_NAME, sc->unit)); 1029 break; 1030 default: 1031 break; 1032 } 1033 splx(s); 1034 return error; 1035 1036 case VT_OPENQRY: /* return free virtual console */ 1037 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1038 tp = SC_DEV(sc, i); 1039 if (!tty_opened(tp)) { 1040 *(int *)data = i + 1; 1041 return 0; 1042 } 1043 } 1044 return EINVAL; 1045 1046 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1047 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1048 case _IO('v', 5): 1049 ival = IOCPARM_IVAL(data); 1050 data = (caddr_t)&ival; 1051 /* FALLTHROUGH */ 1052 #endif 1053 case VT_ACTIVATE: /* switch to screen *data */ 1054 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1055 s = spltty(); 1056 error = sc_clean_up(sc->cur_scp); 1057 splx(s); 1058 if (error) 1059 return error; 1060 error = sc_switch_scr(sc, i); 1061 return (error); 1062 1063 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1064 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1065 case _IO('v', 6): 1066 ival = IOCPARM_IVAL(data); 1067 data = (caddr_t)&ival; 1068 /* FALLTHROUGH */ 1069 #endif 1070 case VT_WAITACTIVE: /* wait for switch to occur */ 1071 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1072 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1073 return EINVAL; 1074 if (i == sc->cur_scp->index) 1075 return 0; 1076 error = tsleep(VTY_WCHAN(sc, i), (PZERO + 1) | PCATCH, "waitvt", 0); 1077 return error; 1078 1079 case VT_GETACTIVE: /* get active vty # */ 1080 *(int *)data = sc->cur_scp->index + 1; 1081 return 0; 1082 1083 case VT_GETINDEX: /* get this vty # */ 1084 *(int *)data = scp->index + 1; 1085 return 0; 1086 1087 case VT_LOCKSWITCH: /* prevent vty switching */ 1088 if ((*(int *)data) & 0x01) 1089 sc->flags |= SC_SCRN_VTYLOCK; 1090 else 1091 sc->flags &= ~SC_SCRN_VTYLOCK; 1092 return 0; 1093 1094 case KDENABIO: /* allow io operations */ 1095 error = priv_check(td, PRIV_IO); 1096 if (error != 0) 1097 return error; 1098 error = securelevel_gt(td->td_ucred, 0); 1099 if (error != 0) 1100 return error; 1101 #ifdef __i386__ 1102 td->td_frame->tf_eflags |= PSL_IOPL; 1103 #elif defined(__amd64__) 1104 td->td_frame->tf_rflags |= PSL_IOPL; 1105 #endif 1106 return 0; 1107 1108 case KDDISABIO: /* disallow io operations (default) */ 1109 #ifdef __i386__ 1110 td->td_frame->tf_eflags &= ~PSL_IOPL; 1111 #elif defined(__amd64__) 1112 td->td_frame->tf_rflags &= ~PSL_IOPL; 1113 #endif 1114 return 0; 1115 1116 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1117 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1118 case _IO('K', 20): 1119 ival = IOCPARM_IVAL(data); 1120 data = (caddr_t)&ival; 1121 /* FALLTHROUGH */ 1122 #endif 1123 case KDSKBSTATE: /* set keyboard state (locks) */ 1124 if (*(int *)data & ~LOCK_MASK) 1125 return EINVAL; 1126 scp->status &= ~LOCK_MASK; 1127 scp->status |= *(int *)data; 1128 if (scp == sc->cur_scp) 1129 update_kbd_state(scp, scp->status, LOCK_MASK); 1130 return 0; 1131 1132 case KDGKBSTATE: /* get keyboard state (locks) */ 1133 if (scp == sc->cur_scp) 1134 save_kbd_state(scp); 1135 *(int *)data = scp->status & LOCK_MASK; 1136 return 0; 1137 1138 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1139 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1140 error = kbdd_ioctl(sc->kbd, cmd, data); 1141 if (error == ENOIOCTL) 1142 error = ENODEV; 1143 return error; 1144 1145 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1146 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1147 case _IO('K', 67): 1148 ival = IOCPARM_IVAL(data); 1149 data = (caddr_t)&ival; 1150 /* FALLTHROUGH */ 1151 #endif 1152 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1153 if (*(int *)data & ~0x7f) 1154 return EINVAL; 1155 error = kbdd_ioctl(sc->kbd, KDSETRAD, data); 1156 if (error == ENOIOCTL) 1157 error = ENODEV; 1158 return error; 1159 1160 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1161 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1162 case _IO('K', 7): 1163 ival = IOCPARM_IVAL(data); 1164 data = (caddr_t)&ival; 1165 /* FALLTHROUGH */ 1166 #endif 1167 case KDSKBMODE: /* set keyboard mode */ 1168 switch (*(int *)data) { 1169 case K_XLATE: /* switch to XLT ascii mode */ 1170 case K_RAW: /* switch to RAW scancode mode */ 1171 case K_CODE: /* switch to CODE mode */ 1172 scp->kbd_mode = *(int *)data; 1173 if (scp == sc->cur_scp) 1174 kbdd_ioctl(sc->kbd, KDSKBMODE, data); 1175 return 0; 1176 default: 1177 return EINVAL; 1178 } 1179 /* NOT REACHED */ 1180 1181 case KDGKBMODE: /* get keyboard mode */ 1182 *(int *)data = scp->kbd_mode; 1183 return 0; 1184 1185 case KDGKBINFO: 1186 error = kbdd_ioctl(sc->kbd, cmd, data); 1187 if (error == ENOIOCTL) 1188 error = ENODEV; 1189 return error; 1190 1191 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1192 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1193 case _IO('K', 8): 1194 ival = IOCPARM_IVAL(data); 1195 data = (caddr_t)&ival; 1196 /* FALLTHROUGH */ 1197 #endif 1198 case KDMKTONE: /* sound the bell */ 1199 if (*(int*)data) 1200 sc_bell(scp, (*(int*)data)&0xffff, 1201 (((*(int*)data)>>16)&0xffff)*hz/1000); 1202 else 1203 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1204 return 0; 1205 1206 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1207 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1208 case _IO('K', 63): 1209 ival = IOCPARM_IVAL(data); 1210 data = (caddr_t)&ival; 1211 /* FALLTHROUGH */ 1212 #endif 1213 case KIOCSOUND: /* make tone (*data) hz */ 1214 if (scp == sc->cur_scp) { 1215 if (*(int *)data) 1216 return sc_tone(*(int *)data); 1217 else 1218 return sc_tone(0); 1219 } 1220 return 0; 1221 1222 case KDGKBTYPE: /* get keyboard type */ 1223 error = kbdd_ioctl(sc->kbd, cmd, data); 1224 if (error == ENOIOCTL) { 1225 /* always return something? XXX */ 1226 *(int *)data = 0; 1227 } 1228 return 0; 1229 1230 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1231 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1232 case _IO('K', 66): 1233 ival = IOCPARM_IVAL(data); 1234 data = (caddr_t)&ival; 1235 /* FALLTHROUGH */ 1236 #endif 1237 case KDSETLED: /* set keyboard LED status */ 1238 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1239 return EINVAL; 1240 scp->status &= ~LED_MASK; 1241 scp->status |= *(int *)data; 1242 if (scp == sc->cur_scp) 1243 update_kbd_leds(scp, scp->status); 1244 return 0; 1245 1246 case KDGETLED: /* get keyboard LED status */ 1247 if (scp == sc->cur_scp) 1248 save_kbd_state(scp); 1249 *(int *)data = scp->status & LED_MASK; 1250 return 0; 1251 1252 case KBADDKBD: /* add/remove keyboard to/from mux */ 1253 case KBRELKBD: 1254 error = kbdd_ioctl(sc->kbd, cmd, data); 1255 if (error == ENOIOCTL) 1256 error = ENODEV; 1257 return error; 1258 1259 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1260 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1261 case _IO('c', 110): 1262 ival = IOCPARM_IVAL(data); 1263 data = (caddr_t)&ival; 1264 /* FALLTHROUGH */ 1265 #endif 1266 case CONS_SETKBD: /* set the new keyboard */ 1267 { 1268 keyboard_t *newkbd; 1269 1270 s = spltty(); 1271 newkbd = kbd_get_keyboard(*(int *)data); 1272 if (newkbd == NULL) { 1273 splx(s); 1274 return EINVAL; 1275 } 1276 error = 0; 1277 if (sc->kbd != newkbd) { 1278 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1279 (void *)&sc->keyboard, sckbdevent, sc); 1280 /* i == newkbd->kb_index */ 1281 if (i >= 0) { 1282 if (sc->kbd != NULL) { 1283 save_kbd_state(sc->cur_scp); 1284 kbd_release(sc->kbd, (void *)&sc->keyboard); 1285 } 1286 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1287 sc->keyboard = i; 1288 kbdd_ioctl(sc->kbd, KDSKBMODE, 1289 (caddr_t)&sc->cur_scp->kbd_mode); 1290 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1291 LOCK_MASK); 1292 } else { 1293 error = EPERM; /* XXX */ 1294 } 1295 } 1296 splx(s); 1297 return error; 1298 } 1299 1300 case CONS_RELKBD: /* release the current keyboard */ 1301 s = spltty(); 1302 error = 0; 1303 if (sc->kbd != NULL) { 1304 save_kbd_state(sc->cur_scp); 1305 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1306 if (error == 0) { 1307 sc->kbd = NULL; 1308 sc->keyboard = -1; 1309 } 1310 } 1311 splx(s); 1312 return error; 1313 1314 case CONS_GETTERM: /* get the current terminal emulator info */ 1315 { 1316 sc_term_sw_t *sw; 1317 1318 if (((term_info_t *)data)->ti_index == 0) { 1319 sw = scp->tsw; 1320 } else { 1321 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1322 } 1323 if (sw != NULL) { 1324 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1325 sizeof(((term_info_t *)data)->ti_name)); 1326 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1327 sizeof(((term_info_t *)data)->ti_desc)); 1328 ((term_info_t *)data)->ti_flags = 0; 1329 return 0; 1330 } else { 1331 ((term_info_t *)data)->ti_name[0] = '\0'; 1332 ((term_info_t *)data)->ti_desc[0] = '\0'; 1333 ((term_info_t *)data)->ti_flags = 0; 1334 return EINVAL; 1335 } 1336 } 1337 1338 case CONS_SETTERM: /* set the current terminal emulator */ 1339 s = spltty(); 1340 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1341 /* FIXME: what if scp == sc_console! XXX */ 1342 splx(s); 1343 return error; 1344 1345 case GIO_SCRNMAP: /* get output translation table */ 1346 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1347 return 0; 1348 1349 case PIO_SCRNMAP: /* set output translation table */ 1350 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1351 for (i=0; i<sizeof(sc->scr_map); i++) { 1352 sc->scr_rmap[sc->scr_map[i]] = i; 1353 } 1354 return 0; 1355 1356 case GIO_KEYMAP: /* get keyboard translation table */ 1357 case PIO_KEYMAP: /* set keyboard translation table */ 1358 case GIO_DEADKEYMAP: /* get accent key translation table */ 1359 case PIO_DEADKEYMAP: /* set accent key translation table */ 1360 case GETFKEY: /* get function key string */ 1361 case SETFKEY: /* set function key string */ 1362 error = kbdd_ioctl(sc->kbd, cmd, data); 1363 if (error == ENOIOCTL) 1364 error = ENODEV; 1365 return error; 1366 1367 #ifndef SC_NO_FONT_LOADING 1368 1369 case PIO_FONT8x8: /* set 8x8 dot font */ 1370 if (!ISFONTAVAIL(sc->adp->va_flags)) 1371 return ENXIO; 1372 bcopy(data, sc->font_8, 8*256); 1373 sc->fonts_loaded |= FONT_8; 1374 /* 1375 * FONT KLUDGE 1376 * Always use the font page #0. XXX 1377 * Don't load if the current font size is not 8x8. 1378 */ 1379 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1380 sc_load_font(sc->cur_scp, 0, 8, 8, sc->font_8, 0, 256); 1381 return 0; 1382 1383 case GIO_FONT8x8: /* get 8x8 dot font */ 1384 if (!ISFONTAVAIL(sc->adp->va_flags)) 1385 return ENXIO; 1386 if (sc->fonts_loaded & FONT_8) { 1387 bcopy(sc->font_8, data, 8*256); 1388 return 0; 1389 } 1390 else 1391 return ENXIO; 1392 1393 case PIO_FONT8x14: /* set 8x14 dot font */ 1394 if (!ISFONTAVAIL(sc->adp->va_flags)) 1395 return ENXIO; 1396 bcopy(data, sc->font_14, 14*256); 1397 sc->fonts_loaded |= FONT_14; 1398 /* 1399 * FONT KLUDGE 1400 * Always use the font page #0. XXX 1401 * Don't load if the current font size is not 8x14. 1402 */ 1403 if (ISTEXTSC(sc->cur_scp) 1404 && (sc->cur_scp->font_size >= 14) 1405 && (sc->cur_scp->font_size < 16)) 1406 sc_load_font(sc->cur_scp, 0, 14, 8, sc->font_14, 0, 256); 1407 return 0; 1408 1409 case GIO_FONT8x14: /* get 8x14 dot font */ 1410 if (!ISFONTAVAIL(sc->adp->va_flags)) 1411 return ENXIO; 1412 if (sc->fonts_loaded & FONT_14) { 1413 bcopy(sc->font_14, data, 14*256); 1414 return 0; 1415 } 1416 else 1417 return ENXIO; 1418 1419 case PIO_FONT8x16: /* set 8x16 dot font */ 1420 if (!ISFONTAVAIL(sc->adp->va_flags)) 1421 return ENXIO; 1422 bcopy(data, sc->font_16, 16*256); 1423 sc->fonts_loaded |= FONT_16; 1424 /* 1425 * FONT KLUDGE 1426 * Always use the font page #0. XXX 1427 * Don't load if the current font size is not 8x16. 1428 */ 1429 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1430 sc_load_font(sc->cur_scp, 0, 16, 8, sc->font_16, 0, 256); 1431 return 0; 1432 1433 case GIO_FONT8x16: /* get 8x16 dot font */ 1434 if (!ISFONTAVAIL(sc->adp->va_flags)) 1435 return ENXIO; 1436 if (sc->fonts_loaded & FONT_16) { 1437 bcopy(sc->font_16, data, 16*256); 1438 return 0; 1439 } 1440 else 1441 return ENXIO; 1442 1443 #endif /* SC_NO_FONT_LOADING */ 1444 1445 default: 1446 break; 1447 } 1448 1449 return (ENOIOCTL); 1450 } 1451 1452 static void 1453 sc_cnprobe(struct consdev *cp) 1454 { 1455 int unit; 1456 int flags; 1457 1458 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1459 1460 /* a video card is always required */ 1461 if (!scvidprobe(unit, flags, TRUE)) 1462 cp->cn_pri = CN_DEAD; 1463 1464 /* syscons will become console even when there is no keyboard */ 1465 sckbdprobe(unit, flags, TRUE); 1466 1467 if (cp->cn_pri == CN_DEAD) 1468 return; 1469 1470 /* initialize required fields */ 1471 strcpy(cp->cn_name, "ttyv0"); 1472 } 1473 1474 static void 1475 sc_cninit(struct consdev *cp) 1476 { 1477 int unit; 1478 int flags; 1479 1480 sc_get_cons_priority(&unit, &flags); 1481 scinit(unit, flags | SC_KERNEL_CONSOLE); 1482 sc_console_unit = unit; 1483 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1484 sc_consptr = cp; 1485 } 1486 1487 static void 1488 sc_cnterm(struct consdev *cp) 1489 { 1490 /* we are not the kernel console any more, release everything */ 1491 1492 if (sc_console_unit < 0) 1493 return; /* shouldn't happen */ 1494 1495 #if 0 /* XXX */ 1496 sc_clear_screen(sc_console); 1497 sccnupdate(sc_console); 1498 #endif 1499 1500 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1501 sc_console_unit = -1; 1502 sc_console = NULL; 1503 } 1504 1505 static void 1506 sc_cnputc(struct consdev *cd, int c) 1507 { 1508 u_char buf[1]; 1509 scr_stat *scp = sc_console; 1510 void *save; 1511 #ifndef SC_NO_HISTORY 1512 #if 0 1513 struct tty *tp; 1514 #endif 1515 #endif /* !SC_NO_HISTORY */ 1516 int s; 1517 1518 /* assert(sc_console != NULL) */ 1519 1520 #ifndef SC_NO_HISTORY 1521 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1522 scp->status &= ~SLKED; 1523 update_kbd_state(scp, scp->status, SLKED); 1524 if (scp->status & BUFFER_SAVED) { 1525 if (!sc_hist_restore(scp)) 1526 sc_remove_cutmarking(scp); 1527 scp->status &= ~BUFFER_SAVED; 1528 scp->status |= CURSOR_ENABLED; 1529 sc_draw_cursor_image(scp); 1530 } 1531 #if 0 1532 /* 1533 * XXX: Now that TTY's have their own locks, we cannot process 1534 * any data after disabling scroll lock. cnputs already holds a 1535 * spinlock. 1536 */ 1537 tp = SC_DEV(scp->sc, scp->index); 1538 tty_lock(tp); 1539 if (tty_opened(tp)) 1540 sctty_outwakeup(tp); 1541 tty_unlock(tp); 1542 #endif 1543 } 1544 #endif /* !SC_NO_HISTORY */ 1545 1546 save = scp->ts; 1547 if (kernel_console_ts != NULL) 1548 scp->ts = kernel_console_ts; 1549 buf[0] = c; 1550 sc_puts(scp, buf, 1); 1551 scp->ts = save; 1552 1553 s = spltty(); /* block sckbdevent and scrn_timer */ 1554 sccnupdate(scp); 1555 splx(s); 1556 } 1557 1558 static int 1559 sc_cngetc(struct consdev *cd) 1560 { 1561 return sccngetch(SCGETC_NONBLOCK); 1562 } 1563 1564 static int 1565 sccngetch(int flags) 1566 { 1567 static struct fkeytab fkey; 1568 static int fkeycp; 1569 scr_stat *scp; 1570 u_char *p; 1571 int cur_mode; 1572 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1573 int c; 1574 1575 /* assert(sc_console != NULL) */ 1576 1577 /* 1578 * Stop the screen saver and update the screen if necessary. 1579 * What if we have been running in the screen saver code... XXX 1580 */ 1581 sc_touch_scrn_saver(); 1582 scp = sc_console->sc->cur_scp; /* XXX */ 1583 sccnupdate(scp); 1584 1585 if (fkeycp < fkey.len) { 1586 splx(s); 1587 return fkey.str[fkeycp++]; 1588 } 1589 1590 if (scp->sc->kbd == NULL) { 1591 splx(s); 1592 return -1; 1593 } 1594 1595 /* 1596 * Make sure the keyboard is accessible even when the kbd device 1597 * driver is disabled. 1598 */ 1599 kbdd_enable(scp->sc->kbd); 1600 1601 /* we shall always use the keyboard in the XLATE mode here */ 1602 cur_mode = scp->kbd_mode; 1603 scp->kbd_mode = K_XLATE; 1604 kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1605 1606 kbdd_poll(scp->sc->kbd, TRUE); 1607 c = scgetc(scp->sc, SCGETC_CN | flags); 1608 kbdd_poll(scp->sc->kbd, FALSE); 1609 1610 scp->kbd_mode = cur_mode; 1611 kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1612 kbdd_disable(scp->sc->kbd); 1613 splx(s); 1614 1615 switch (KEYFLAGS(c)) { 1616 case 0: /* normal char */ 1617 return KEYCHAR(c); 1618 case FKEY: /* function key */ 1619 p = kbdd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1620 fkey.len = fkeycp; 1621 if ((p != NULL) && (fkey.len > 0)) { 1622 bcopy(p, fkey.str, fkey.len); 1623 fkeycp = 1; 1624 return fkey.str[0]; 1625 } 1626 return c; /* XXX */ 1627 case NOKEY: 1628 case ERRKEY: 1629 default: 1630 return -1; 1631 } 1632 /* NOT REACHED */ 1633 } 1634 1635 static void 1636 sccnupdate(scr_stat *scp) 1637 { 1638 /* this is a cut-down version of scrn_timer()... */ 1639 1640 if (scp->sc->font_loading_in_progress) 1641 return; 1642 1643 if (debugger > 0 || panicstr || shutdown_in_progress) { 1644 sc_touch_scrn_saver(); 1645 } else if (scp != scp->sc->cur_scp) { 1646 return; 1647 } 1648 1649 if (!run_scrn_saver) 1650 scp->sc->flags &= ~SC_SCRN_IDLE; 1651 #ifdef DEV_SPLASH 1652 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1653 if (scp->sc->flags & SC_SCRN_BLANKED) 1654 stop_scrn_saver(scp->sc, current_saver); 1655 #endif 1656 1657 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1658 || scp->sc->switch_in_progress) 1659 return; 1660 /* 1661 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1662 * when write_in_progress is non-zero. XXX 1663 */ 1664 1665 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1666 scrn_update(scp, TRUE); 1667 } 1668 1669 static void 1670 scrn_timer(void *arg) 1671 { 1672 #ifndef PC98 1673 static int kbd_interval = 0; 1674 #endif 1675 struct timeval tv; 1676 sc_softc_t *sc; 1677 scr_stat *scp; 1678 int again; 1679 int s; 1680 1681 again = (arg != NULL); 1682 if (arg != NULL) 1683 sc = (sc_softc_t *)arg; 1684 else if (sc_console != NULL) 1685 sc = sc_console->sc; 1686 else 1687 return; 1688 1689 /* don't do anything when we are performing some I/O operations */ 1690 if (sc->font_loading_in_progress) { 1691 if (again) 1692 timeout(scrn_timer, sc, hz / 10); 1693 return; 1694 } 1695 s = spltty(); 1696 1697 #ifndef PC98 1698 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1699 /* try to allocate a keyboard automatically */ 1700 if (++kbd_interval >= 25) { 1701 sc->keyboard = sc_allocate_keyboard(sc, -1); 1702 if (sc->keyboard >= 0) { 1703 sc->kbd = kbd_get_keyboard(sc->keyboard); 1704 kbdd_ioctl(sc->kbd, KDSKBMODE, 1705 (caddr_t)&sc->cur_scp->kbd_mode); 1706 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1707 LOCK_MASK); 1708 } 1709 kbd_interval = 0; 1710 } 1711 } 1712 #endif /* PC98 */ 1713 1714 /* find the vty to update */ 1715 scp = sc->cur_scp; 1716 1717 /* should we stop the screen saver? */ 1718 getmicrouptime(&tv); 1719 if (debugger > 0 || panicstr || shutdown_in_progress) 1720 sc_touch_scrn_saver(); 1721 if (run_scrn_saver) { 1722 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1723 sc->flags |= SC_SCRN_IDLE; 1724 else 1725 sc->flags &= ~SC_SCRN_IDLE; 1726 } else { 1727 sc->scrn_time_stamp = tv.tv_sec; 1728 sc->flags &= ~SC_SCRN_IDLE; 1729 if (scrn_blank_time > 0) 1730 run_scrn_saver = TRUE; 1731 } 1732 #ifdef DEV_SPLASH 1733 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1734 if (sc->flags & SC_SCRN_BLANKED) 1735 stop_scrn_saver(sc, current_saver); 1736 #endif 1737 1738 /* should we just return ? */ 1739 if (sc->blink_in_progress || sc->switch_in_progress 1740 || sc->write_in_progress) { 1741 if (again) 1742 timeout(scrn_timer, sc, hz / 10); 1743 splx(s); 1744 return; 1745 } 1746 1747 /* Update the screen */ 1748 scp = sc->cur_scp; /* cur_scp may have changed... */ 1749 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1750 scrn_update(scp, TRUE); 1751 1752 #ifdef DEV_SPLASH 1753 /* should we activate the screen saver? */ 1754 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1755 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1756 (*current_saver)(sc, TRUE); 1757 #endif 1758 1759 if (again) 1760 timeout(scrn_timer, sc, hz / 25); 1761 splx(s); 1762 } 1763 1764 static int 1765 and_region(int *s1, int *e1, int s2, int e2) 1766 { 1767 if (*e1 < s2 || e2 < *s1) 1768 return FALSE; 1769 *s1 = imax(*s1, s2); 1770 *e1 = imin(*e1, e2); 1771 return TRUE; 1772 } 1773 1774 static void 1775 scrn_update(scr_stat *scp, int show_cursor) 1776 { 1777 int start; 1778 int end; 1779 int s; 1780 int e; 1781 1782 /* assert(scp == scp->sc->cur_scp) */ 1783 1784 SC_VIDEO_LOCK(scp->sc); 1785 1786 #ifndef SC_NO_CUTPASTE 1787 /* remove the previous mouse pointer image if necessary */ 1788 if (scp->status & MOUSE_VISIBLE) { 1789 s = scp->mouse_pos; 1790 e = scp->mouse_pos + scp->xsize + 1; 1791 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1792 || and_region(&s, &e, scp->start, scp->end) 1793 || ((scp->status & CURSOR_ENABLED) && 1794 (scp->cursor_pos != scp->cursor_oldpos) && 1795 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1796 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1797 sc_remove_mouse_image(scp); 1798 if (scp->end >= scp->xsize*scp->ysize) 1799 scp->end = scp->xsize*scp->ysize - 1; 1800 } 1801 } 1802 #endif /* !SC_NO_CUTPASTE */ 1803 1804 #if 1 1805 /* debug: XXX */ 1806 if (scp->end >= scp->xsize*scp->ysize) { 1807 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1808 scp->end = scp->xsize*scp->ysize - 1; 1809 } 1810 if (scp->start < 0) { 1811 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1812 scp->start = 0; 1813 } 1814 #endif 1815 1816 /* update screen image */ 1817 if (scp->start <= scp->end) { 1818 if (scp->mouse_cut_end >= 0) { 1819 /* there is a marked region for cut & paste */ 1820 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1821 start = scp->mouse_cut_start; 1822 end = scp->mouse_cut_end; 1823 } else { 1824 start = scp->mouse_cut_end; 1825 end = scp->mouse_cut_start - 1; 1826 } 1827 s = start; 1828 e = end; 1829 /* does the cut-mark region overlap with the update region? */ 1830 if (and_region(&s, &e, scp->start, scp->end)) { 1831 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1832 s = 0; 1833 e = start - 1; 1834 if (and_region(&s, &e, scp->start, scp->end)) 1835 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1836 s = end + 1; 1837 e = scp->xsize*scp->ysize - 1; 1838 if (and_region(&s, &e, scp->start, scp->end)) 1839 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1840 } else { 1841 (*scp->rndr->draw)(scp, scp->start, 1842 scp->end - scp->start + 1, FALSE); 1843 } 1844 } else { 1845 (*scp->rndr->draw)(scp, scp->start, 1846 scp->end - scp->start + 1, FALSE); 1847 } 1848 } 1849 1850 /* we are not to show the cursor and the mouse pointer... */ 1851 if (!show_cursor) { 1852 scp->end = 0; 1853 scp->start = scp->xsize*scp->ysize - 1; 1854 SC_VIDEO_UNLOCK(scp->sc); 1855 return; 1856 } 1857 1858 /* update cursor image */ 1859 if (scp->status & CURSOR_ENABLED) { 1860 s = scp->start; 1861 e = scp->end; 1862 /* did cursor move since last time ? */ 1863 if (scp->cursor_pos != scp->cursor_oldpos) { 1864 /* do we need to remove old cursor image ? */ 1865 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1866 sc_remove_cursor_image(scp); 1867 sc_draw_cursor_image(scp); 1868 } else { 1869 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1870 /* cursor didn't move, but has been overwritten */ 1871 sc_draw_cursor_image(scp); 1872 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1873 /* if it's a blinking cursor, update it */ 1874 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1875 sc_inside_cutmark(scp, 1876 scp->cursor_pos)); 1877 } 1878 } 1879 1880 #ifndef SC_NO_CUTPASTE 1881 /* update "pseudo" mouse pointer image */ 1882 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1883 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1884 scp->status &= ~MOUSE_MOVED; 1885 sc_draw_mouse_image(scp); 1886 } 1887 } 1888 #endif /* SC_NO_CUTPASTE */ 1889 1890 scp->end = 0; 1891 scp->start = scp->xsize*scp->ysize - 1; 1892 1893 SC_VIDEO_UNLOCK(scp->sc); 1894 } 1895 1896 #ifdef DEV_SPLASH 1897 static int 1898 scsplash_callback(int event, void *arg) 1899 { 1900 sc_softc_t *sc; 1901 int error; 1902 1903 sc = (sc_softc_t *)arg; 1904 1905 switch (event) { 1906 case SPLASH_INIT: 1907 if (add_scrn_saver(scsplash_saver) == 0) { 1908 sc->flags &= ~SC_SAVER_FAILED; 1909 run_scrn_saver = TRUE; 1910 if (cold && !(boothowto & RB_VERBOSE)) { 1911 scsplash_stick(TRUE); 1912 (*current_saver)(sc, TRUE); 1913 } 1914 } 1915 return 0; 1916 1917 case SPLASH_TERM: 1918 if (current_saver == scsplash_saver) { 1919 scsplash_stick(FALSE); 1920 error = remove_scrn_saver(scsplash_saver); 1921 if (error) 1922 return error; 1923 } 1924 return 0; 1925 1926 default: 1927 return EINVAL; 1928 } 1929 } 1930 1931 static void 1932 scsplash_saver(sc_softc_t *sc, int show) 1933 { 1934 static int busy = FALSE; 1935 scr_stat *scp; 1936 1937 if (busy) 1938 return; 1939 busy = TRUE; 1940 1941 scp = sc->cur_scp; 1942 if (show) { 1943 if (!(sc->flags & SC_SAVER_FAILED)) { 1944 if (!(sc->flags & SC_SCRN_BLANKED)) 1945 set_scrn_saver_mode(scp, -1, NULL, 0); 1946 switch (splash(sc->adp, TRUE)) { 1947 case 0: /* succeeded */ 1948 break; 1949 case EAGAIN: /* try later */ 1950 restore_scrn_saver_mode(scp, FALSE); 1951 sc_touch_scrn_saver(); /* XXX */ 1952 break; 1953 default: 1954 sc->flags |= SC_SAVER_FAILED; 1955 scsplash_stick(FALSE); 1956 restore_scrn_saver_mode(scp, TRUE); 1957 printf("scsplash_saver(): failed to put up the image\n"); 1958 break; 1959 } 1960 } 1961 } else if (!sticky_splash) { 1962 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1963 restore_scrn_saver_mode(scp, TRUE); 1964 } 1965 busy = FALSE; 1966 } 1967 1968 static int 1969 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1970 { 1971 #if 0 1972 int error; 1973 1974 if (current_saver != none_saver) { 1975 error = remove_scrn_saver(current_saver); 1976 if (error) 1977 return error; 1978 } 1979 #endif 1980 if (current_saver != none_saver) 1981 return EBUSY; 1982 1983 run_scrn_saver = FALSE; 1984 saver_mode = CONS_LKM_SAVER; 1985 current_saver = this_saver; 1986 return 0; 1987 } 1988 1989 static int 1990 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1991 { 1992 if (current_saver != this_saver) 1993 return EINVAL; 1994 1995 #if 0 1996 /* 1997 * In order to prevent `current_saver' from being called by 1998 * the timeout routine `scrn_timer()' while we manipulate 1999 * the saver list, we shall set `current_saver' to `none_saver' 2000 * before stopping the current saver, rather than blocking by `splXX()'. 2001 */ 2002 current_saver = none_saver; 2003 if (scrn_blanked) 2004 stop_scrn_saver(this_saver); 2005 #endif 2006 2007 /* unblank all blanked screens */ 2008 wait_scrn_saver_stop(NULL); 2009 if (scrn_blanked) 2010 return EBUSY; 2011 2012 current_saver = none_saver; 2013 return 0; 2014 } 2015 2016 static int 2017 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2018 { 2019 int s; 2020 2021 /* assert(scp == scp->sc->cur_scp) */ 2022 s = spltty(); 2023 if (!ISGRAPHSC(scp)) 2024 sc_remove_cursor_image(scp); 2025 scp->splash_save_mode = scp->mode; 2026 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2027 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2028 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2029 scp->sc->flags |= SC_SCRN_BLANKED; 2030 ++scrn_blanked; 2031 splx(s); 2032 if (mode < 0) 2033 return 0; 2034 scp->mode = mode; 2035 if (set_mode(scp) == 0) { 2036 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2037 scp->status |= GRAPHICS_MODE; 2038 #ifndef SC_NO_PALETTE_LOADING 2039 if (pal != NULL) 2040 vidd_load_palette(scp->sc->adp, pal); 2041 #endif 2042 sc_set_border(scp, border); 2043 return 0; 2044 } else { 2045 s = spltty(); 2046 scp->mode = scp->splash_save_mode; 2047 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2048 scp->status |= scp->splash_save_status; 2049 splx(s); 2050 return 1; 2051 } 2052 } 2053 2054 static int 2055 restore_scrn_saver_mode(scr_stat *scp, int changemode) 2056 { 2057 int mode; 2058 int status; 2059 int s; 2060 2061 /* assert(scp == scp->sc->cur_scp) */ 2062 s = spltty(); 2063 mode = scp->mode; 2064 status = scp->status; 2065 scp->mode = scp->splash_save_mode; 2066 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2067 scp->status |= scp->splash_save_status; 2068 scp->sc->flags &= ~SC_SCRN_BLANKED; 2069 if (!changemode) { 2070 if (!ISGRAPHSC(scp)) 2071 sc_draw_cursor_image(scp); 2072 --scrn_blanked; 2073 splx(s); 2074 return 0; 2075 } 2076 if (set_mode(scp) == 0) { 2077 #ifndef SC_NO_PALETTE_LOADING 2078 vidd_load_palette(scp->sc->adp, scp->sc->palette); 2079 #endif 2080 --scrn_blanked; 2081 splx(s); 2082 return 0; 2083 } else { 2084 scp->mode = mode; 2085 scp->status = status; 2086 splx(s); 2087 return 1; 2088 } 2089 } 2090 2091 static void 2092 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2093 { 2094 (*saver)(sc, FALSE); 2095 run_scrn_saver = FALSE; 2096 /* the screen saver may have chosen not to stop after all... */ 2097 if (sc->flags & SC_SCRN_BLANKED) 2098 return; 2099 2100 mark_all(sc->cur_scp); 2101 if (sc->delayed_next_scr) 2102 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2103 if (debugger == 0) 2104 wakeup(&scrn_blanked); 2105 } 2106 2107 static int 2108 wait_scrn_saver_stop(sc_softc_t *sc) 2109 { 2110 int error = 0; 2111 2112 while (scrn_blanked > 0) { 2113 run_scrn_saver = FALSE; 2114 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2115 error = 0; 2116 break; 2117 } 2118 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2119 if ((error != 0) && (error != ERESTART)) 2120 break; 2121 } 2122 run_scrn_saver = FALSE; 2123 return error; 2124 } 2125 #endif /* DEV_SPLASH */ 2126 2127 void 2128 sc_touch_scrn_saver(void) 2129 { 2130 scsplash_stick(FALSE); 2131 run_scrn_saver = FALSE; 2132 } 2133 2134 int 2135 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2136 { 2137 scr_stat *cur_scp; 2138 struct tty *tp; 2139 struct proc *p; 2140 int s; 2141 2142 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2143 2144 if (sc->cur_scp == NULL) 2145 return (0); 2146 2147 /* prevent switch if previously requested */ 2148 if (sc->flags & SC_SCRN_VTYLOCK) { 2149 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2150 sc->cur_scp->bell_duration); 2151 return EPERM; 2152 } 2153 2154 /* delay switch if the screen is blanked or being updated */ 2155 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2156 || sc->blink_in_progress) { 2157 sc->delayed_next_scr = next_scr + 1; 2158 sc_touch_scrn_saver(); 2159 DPRINTF(5, ("switch delayed\n")); 2160 return 0; 2161 } 2162 sc->delayed_next_scr = 0; 2163 2164 s = spltty(); 2165 cur_scp = sc->cur_scp; 2166 2167 /* we are in the middle of the vty switching process... */ 2168 if (sc->switch_in_progress 2169 && (cur_scp->smode.mode == VT_PROCESS) 2170 && cur_scp->proc) { 2171 p = pfind(cur_scp->pid); 2172 if (cur_scp->proc != p) { 2173 if (p) 2174 PROC_UNLOCK(p); 2175 /* 2176 * The controlling process has died!!. Do some clean up. 2177 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2178 * are not reset here yet; they will be cleared later. 2179 */ 2180 DPRINTF(5, ("cur_scp controlling process %d died, ", 2181 cur_scp->pid)); 2182 if (cur_scp->status & SWITCH_WAIT_REL) { 2183 /* 2184 * Force the previous switch to finish, but return now 2185 * with error. 2186 */ 2187 DPRINTF(5, ("reset WAIT_REL, ")); 2188 finish_vt_rel(cur_scp, TRUE, &s); 2189 splx(s); 2190 DPRINTF(5, ("finishing previous switch\n")); 2191 return EINVAL; 2192 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2193 /* let's assume screen switch has been completed. */ 2194 DPRINTF(5, ("reset WAIT_ACQ, ")); 2195 finish_vt_acq(cur_scp); 2196 } else { 2197 /* 2198 * We are in between screen release and acquisition, and 2199 * reached here via scgetc() or scrn_timer() which has 2200 * interrupted exchange_scr(). Don't do anything stupid. 2201 */ 2202 DPRINTF(5, ("waiting nothing, ")); 2203 } 2204 } else { 2205 if (p) 2206 PROC_UNLOCK(p); 2207 /* 2208 * The controlling process is alive, but not responding... 2209 * It is either buggy or it may be just taking time. 2210 * The following code is a gross kludge to cope with this 2211 * problem for which there is no clean solution. XXX 2212 */ 2213 if (cur_scp->status & SWITCH_WAIT_REL) { 2214 switch (sc->switch_in_progress++) { 2215 case 1: 2216 break; 2217 case 2: 2218 DPRINTF(5, ("sending relsig again, ")); 2219 signal_vt_rel(cur_scp); 2220 break; 2221 case 3: 2222 break; 2223 case 4: 2224 default: 2225 /* 2226 * Act as if the controlling program returned 2227 * VT_FALSE. 2228 */ 2229 DPRINTF(5, ("force reset WAIT_REL, ")); 2230 finish_vt_rel(cur_scp, FALSE, &s); 2231 splx(s); 2232 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2233 return EINVAL; 2234 } 2235 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2236 switch (sc->switch_in_progress++) { 2237 case 1: 2238 break; 2239 case 2: 2240 DPRINTF(5, ("sending acqsig again, ")); 2241 signal_vt_acq(cur_scp); 2242 break; 2243 case 3: 2244 break; 2245 case 4: 2246 default: 2247 /* clear the flag and finish the previous switch */ 2248 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2249 finish_vt_acq(cur_scp); 2250 break; 2251 } 2252 } 2253 } 2254 } 2255 2256 /* 2257 * Return error if an invalid argument is given, or vty switch 2258 * is still in progress. 2259 */ 2260 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2261 || sc->switch_in_progress) { 2262 splx(s); 2263 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2264 DPRINTF(5, ("error 1\n")); 2265 return EINVAL; 2266 } 2267 2268 /* 2269 * Don't allow switching away from the graphics mode vty 2270 * if the switch mode is VT_AUTO, unless the next vty is the same 2271 * as the current or the current vty has been closed (but showing). 2272 */ 2273 tp = SC_DEV(sc, cur_scp->index); 2274 if ((cur_scp->index != next_scr) 2275 && tty_opened(tp) 2276 && (cur_scp->smode.mode == VT_AUTO) 2277 && ISGRAPHSC(cur_scp)) { 2278 splx(s); 2279 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2280 DPRINTF(5, ("error, graphics mode\n")); 2281 return EINVAL; 2282 } 2283 2284 /* 2285 * Is the wanted vty open? Don't allow switching to a closed vty. 2286 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2287 * Note that we always allow the user to switch to the kernel 2288 * console even if it is closed. 2289 */ 2290 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2291 tp = SC_DEV(sc, next_scr); 2292 if (!tty_opened(tp)) { 2293 splx(s); 2294 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2295 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2296 return EINVAL; 2297 } 2298 if ((debugger > 0) && (SC_STAT(tp)->smode.mode == VT_PROCESS)) { 2299 splx(s); 2300 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2301 return EINVAL; 2302 } 2303 } 2304 2305 /* this is the start of vty switching process... */ 2306 ++sc->switch_in_progress; 2307 sc->old_scp = cur_scp; 2308 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2309 if (sc->new_scp == sc->old_scp) { 2310 sc->switch_in_progress = 0; 2311 /* 2312 * XXX wakeup() locks the scheduler lock which will hang if 2313 * the lock is in an in-between state, e.g., when we stop at 2314 * a breakpoint at fork_exit. It has always been wrong to call 2315 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2316 * is supposed to be locked by splhigh(), but the debugger may 2317 * be invoked at splhigh(). 2318 */ 2319 if (debugger == 0) 2320 wakeup(VTY_WCHAN(sc,next_scr)); 2321 splx(s); 2322 DPRINTF(5, ("switch done (new == old)\n")); 2323 return 0; 2324 } 2325 2326 /* has controlling process died? */ 2327 vt_proc_alive(sc->old_scp); 2328 vt_proc_alive(sc->new_scp); 2329 2330 /* wait for the controlling process to release the screen, if necessary */ 2331 if (signal_vt_rel(sc->old_scp)) { 2332 splx(s); 2333 return 0; 2334 } 2335 2336 /* go set up the new vty screen */ 2337 splx(s); 2338 exchange_scr(sc); 2339 s = spltty(); 2340 2341 /* wake up processes waiting for this vty */ 2342 if (debugger == 0) 2343 wakeup(VTY_WCHAN(sc,next_scr)); 2344 2345 /* wait for the controlling process to acknowledge, if necessary */ 2346 if (signal_vt_acq(sc->cur_scp)) { 2347 splx(s); 2348 return 0; 2349 } 2350 2351 sc->switch_in_progress = 0; 2352 if (sc->unit == sc_console_unit) 2353 cnavailable(sc_consptr, TRUE); 2354 splx(s); 2355 DPRINTF(5, ("switch done\n")); 2356 2357 return 0; 2358 } 2359 2360 static int 2361 do_switch_scr(sc_softc_t *sc, int s) 2362 { 2363 vt_proc_alive(sc->new_scp); 2364 2365 splx(s); 2366 exchange_scr(sc); 2367 s = spltty(); 2368 /* sc->cur_scp == sc->new_scp */ 2369 wakeup(VTY_WCHAN(sc,sc->cur_scp->index)); 2370 2371 /* wait for the controlling process to acknowledge, if necessary */ 2372 if (!signal_vt_acq(sc->cur_scp)) { 2373 sc->switch_in_progress = 0; 2374 if (sc->unit == sc_console_unit) 2375 cnavailable(sc_consptr, TRUE); 2376 } 2377 2378 return s; 2379 } 2380 2381 static int 2382 vt_proc_alive(scr_stat *scp) 2383 { 2384 struct proc *p; 2385 2386 if (scp->proc) { 2387 if ((p = pfind(scp->pid)) != NULL) 2388 PROC_UNLOCK(p); 2389 if (scp->proc == p) 2390 return TRUE; 2391 scp->proc = NULL; 2392 scp->smode.mode = VT_AUTO; 2393 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2394 } 2395 return FALSE; 2396 } 2397 2398 static int 2399 signal_vt_rel(scr_stat *scp) 2400 { 2401 if (scp->smode.mode != VT_PROCESS) 2402 return FALSE; 2403 scp->status |= SWITCH_WAIT_REL; 2404 PROC_LOCK(scp->proc); 2405 psignal(scp->proc, scp->smode.relsig); 2406 PROC_UNLOCK(scp->proc); 2407 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2408 return TRUE; 2409 } 2410 2411 static int 2412 signal_vt_acq(scr_stat *scp) 2413 { 2414 if (scp->smode.mode != VT_PROCESS) 2415 return FALSE; 2416 if (scp->sc->unit == sc_console_unit) 2417 cnavailable(sc_consptr, FALSE); 2418 scp->status |= SWITCH_WAIT_ACQ; 2419 PROC_LOCK(scp->proc); 2420 psignal(scp->proc, scp->smode.acqsig); 2421 PROC_UNLOCK(scp->proc); 2422 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2423 return TRUE; 2424 } 2425 2426 static int 2427 finish_vt_rel(scr_stat *scp, int release, int *s) 2428 { 2429 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2430 scp->status &= ~SWITCH_WAIT_REL; 2431 if (release) 2432 *s = do_switch_scr(scp->sc, *s); 2433 else 2434 scp->sc->switch_in_progress = 0; 2435 return 0; 2436 } 2437 return EINVAL; 2438 } 2439 2440 static int 2441 finish_vt_acq(scr_stat *scp) 2442 { 2443 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2444 scp->status &= ~SWITCH_WAIT_ACQ; 2445 scp->sc->switch_in_progress = 0; 2446 return 0; 2447 } 2448 return EINVAL; 2449 } 2450 2451 static void 2452 exchange_scr(sc_softc_t *sc) 2453 { 2454 scr_stat *scp; 2455 2456 /* save the current state of video and keyboard */ 2457 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2458 if (!ISGRAPHSC(sc->old_scp)) 2459 sc_remove_cursor_image(sc->old_scp); 2460 if (sc->old_scp->kbd_mode == K_XLATE) 2461 save_kbd_state(sc->old_scp); 2462 2463 /* set up the video for the new screen */ 2464 scp = sc->cur_scp = sc->new_scp; 2465 #ifdef PC98 2466 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2467 #else 2468 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2469 #endif 2470 set_mode(scp); 2471 #ifndef __sparc64__ 2472 else 2473 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2474 (void *)sc->adp->va_window, FALSE); 2475 #endif 2476 scp->status |= MOUSE_HIDDEN; 2477 sc_move_cursor(scp, scp->xpos, scp->ypos); 2478 if (!ISGRAPHSC(scp)) 2479 sc_set_cursor_image(scp); 2480 #ifndef SC_NO_PALETTE_LOADING 2481 if (ISGRAPHSC(sc->old_scp)) 2482 vidd_load_palette(sc->adp, sc->palette); 2483 #endif 2484 sc_set_border(scp, scp->border); 2485 2486 /* set up the keyboard for the new screen */ 2487 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2488 kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2489 update_kbd_state(scp, scp->status, LOCK_MASK); 2490 2491 mark_all(scp); 2492 } 2493 2494 void 2495 sc_puts(scr_stat *scp, u_char *buf, int len) 2496 { 2497 int need_unlock = 0; 2498 2499 #ifdef DEV_SPLASH 2500 /* make screensaver happy */ 2501 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2502 run_scrn_saver = FALSE; 2503 #endif 2504 2505 if (scp->tsw) { 2506 if (!kdb_active && !mtx_owned(&scp->scr_lock)) { 2507 need_unlock = 1; 2508 mtx_lock_spin(&scp->scr_lock); 2509 } 2510 (*scp->tsw->te_puts)(scp, buf, len); 2511 if (need_unlock) 2512 mtx_unlock_spin(&scp->scr_lock); 2513 } 2514 2515 if (scp->sc->delayed_next_scr) 2516 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2517 } 2518 2519 void 2520 sc_draw_cursor_image(scr_stat *scp) 2521 { 2522 /* assert(scp == scp->sc->cur_scp); */ 2523 SC_VIDEO_LOCK(scp->sc); 2524 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2525 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2526 sc_inside_cutmark(scp, scp->cursor_pos)); 2527 scp->cursor_oldpos = scp->cursor_pos; 2528 SC_VIDEO_UNLOCK(scp->sc); 2529 } 2530 2531 void 2532 sc_remove_cursor_image(scr_stat *scp) 2533 { 2534 /* assert(scp == scp->sc->cur_scp); */ 2535 SC_VIDEO_LOCK(scp->sc); 2536 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2537 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2538 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2539 SC_VIDEO_UNLOCK(scp->sc); 2540 } 2541 2542 static void 2543 update_cursor_image(scr_stat *scp) 2544 { 2545 /* assert(scp == scp->sc->cur_scp); */ 2546 sc_remove_cursor_image(scp); 2547 sc_set_cursor_image(scp); 2548 sc_draw_cursor_image(scp); 2549 } 2550 2551 void 2552 sc_set_cursor_image(scr_stat *scp) 2553 { 2554 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2555 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2556 /* hidden cursor is internally represented as zero-height underline */ 2557 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2558 scp->curs_attr.base = scp->curs_attr.height = 0; 2559 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2560 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2561 scp->font_size - 1); 2562 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2563 scp->font_size - scp->curs_attr.base); 2564 } else { /* block cursor */ 2565 scp->curs_attr.base = 0; 2566 scp->curs_attr.height = scp->font_size; 2567 } 2568 2569 /* assert(scp == scp->sc->cur_scp); */ 2570 SC_VIDEO_LOCK(scp->sc); 2571 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2572 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2573 SC_VIDEO_UNLOCK(scp->sc); 2574 } 2575 2576 static void 2577 change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2578 { 2579 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2580 sc_remove_cursor_image(scp); 2581 2582 if (base >= 0) 2583 scp->curr_curs_attr.base = base; 2584 if (height >= 0) 2585 scp->curr_curs_attr.height = height; 2586 if (flags & CONS_RESET_CURSOR) 2587 scp->curr_curs_attr = scp->dflt_curs_attr; 2588 else 2589 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2590 2591 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2592 sc_set_cursor_image(scp); 2593 sc_draw_cursor_image(scp); 2594 } 2595 } 2596 2597 void 2598 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2599 { 2600 sc_softc_t *sc; 2601 struct tty *tp; 2602 int s; 2603 int i; 2604 2605 s = spltty(); 2606 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2607 /* local (per vty) change */ 2608 change_cursor_shape(scp, flags, base, height); 2609 splx(s); 2610 return; 2611 } 2612 2613 /* global change */ 2614 sc = scp->sc; 2615 if (base >= 0) 2616 sc->curs_attr.base = base; 2617 if (height >= 0) 2618 sc->curs_attr.height = height; 2619 if (flags != -1) { 2620 if (flags & CONS_RESET_CURSOR) 2621 sc->curs_attr = sc->dflt_curs_attr; 2622 else 2623 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2624 } 2625 2626 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2627 if ((tp = SC_DEV(sc, i)) == NULL) 2628 continue; 2629 if ((scp = sc_get_stat(tp)) == NULL) 2630 continue; 2631 scp->dflt_curs_attr = sc->curs_attr; 2632 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2633 } 2634 splx(s); 2635 } 2636 2637 static void 2638 scinit(int unit, int flags) 2639 { 2640 2641 /* 2642 * When syscons is being initialized as the kernel console, malloc() 2643 * is not yet functional, because various kernel structures has not been 2644 * fully initialized yet. Therefore, we need to declare the following 2645 * static buffers for the console. This is less than ideal, 2646 * but is necessry evil for the time being. XXX 2647 */ 2648 #ifdef PC98 2649 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2650 #else 2651 static u_short sc_buffer[ROW*COL]; /* XXX */ 2652 #endif 2653 #ifndef SC_NO_FONT_LOADING 2654 static u_char font_8[256*8]; 2655 static u_char font_14[256*14]; 2656 static u_char font_16[256*16]; 2657 #endif 2658 2659 sc_softc_t *sc; 2660 scr_stat *scp; 2661 video_adapter_t *adp; 2662 int col; 2663 int row; 2664 int i; 2665 2666 /* one time initialization */ 2667 if (init_done == COLD) 2668 sc_get_bios_values(&bios_value); 2669 init_done = WARM; 2670 2671 /* 2672 * Allocate resources. Even if we are being called for the second 2673 * time, we must allocate them again, because they might have 2674 * disappeared... 2675 */ 2676 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2677 if ((sc->flags & SC_INIT_DONE) == 0) 2678 SC_VIDEO_LOCKINIT(sc); 2679 2680 adp = NULL; 2681 if (sc->adapter >= 0) { 2682 vid_release(sc->adp, (void *)&sc->adapter); 2683 adp = sc->adp; 2684 sc->adp = NULL; 2685 } 2686 if (sc->keyboard >= 0) { 2687 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2688 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2689 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2690 if (sc->kbd != NULL) { 2691 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2692 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2693 } 2694 sc->kbd = NULL; 2695 } 2696 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2697 sc->adp = vid_get_adapter(sc->adapter); 2698 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2699 2700 sc->keyboard = sc_allocate_keyboard(sc, unit); 2701 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2702 2703 sc->kbd = kbd_get_keyboard(sc->keyboard); 2704 if (sc->kbd != NULL) { 2705 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2706 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2707 } 2708 2709 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2710 2711 sc->initial_mode = sc->adp->va_initial_mode; 2712 2713 #ifndef SC_NO_FONT_LOADING 2714 if (flags & SC_KERNEL_CONSOLE) { 2715 sc->font_8 = font_8; 2716 sc->font_14 = font_14; 2717 sc->font_16 = font_16; 2718 } else if (sc->font_8 == NULL) { 2719 /* assert(sc_malloc) */ 2720 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2721 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2722 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2723 } 2724 #endif 2725 2726 /* extract the hardware cursor location and hide the cursor for now */ 2727 vidd_read_hw_cursor(sc->adp, &col, &row); 2728 vidd_set_hw_cursor(sc->adp, -1, -1); 2729 2730 /* set up the first console */ 2731 sc->first_vty = unit*MAXCONS; 2732 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2733 if (flags & SC_KERNEL_CONSOLE) { 2734 /* 2735 * Set up devs structure but don't use it yet, calling make_dev() 2736 * might panic kernel. Wait for sc_attach_unit() to actually 2737 * create the devices. 2738 */ 2739 sc->dev = main_devs; 2740 scp = &main_console; 2741 init_scp(sc, sc->first_vty, scp); 2742 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2743 (void *)sc_buffer, FALSE); 2744 2745 /* move cursors to the initial positions */ 2746 if (col >= scp->xsize) 2747 col = 0; 2748 if (row >= scp->ysize) 2749 row = scp->ysize - 1; 2750 scp->xpos = col; 2751 scp->ypos = row; 2752 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2753 2754 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2755 sc_init_emulator(scp, "*"); 2756 (*scp->tsw->te_default_attr)(scp, 2757 kernel_default.std_color, 2758 kernel_default.rev_color); 2759 } else { 2760 /* assert(sc_malloc) */ 2761 sc->dev = malloc(sizeof(struct tty *)*sc->vtys, M_DEVBUF, 2762 M_WAITOK|M_ZERO); 2763 sc->dev[0] = sc_alloc_tty(0, "ttyv%r", unit * MAXCONS); 2764 scp = alloc_scp(sc, sc->first_vty); 2765 SC_STAT(sc->dev[0]) = scp; 2766 } 2767 sc->cur_scp = scp; 2768 2769 #ifndef __sparc64__ 2770 /* copy screen to temporary buffer */ 2771 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2772 (void *)scp->sc->adp->va_window, FALSE); 2773 if (ISTEXTSC(scp)) 2774 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2775 #endif 2776 2777 if (bios_value.cursor_end < scp->font_size) 2778 sc->dflt_curs_attr.base = scp->font_size - 2779 bios_value.cursor_end - 1; 2780 else 2781 sc->dflt_curs_attr.base = 0; 2782 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2783 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2784 sc->dflt_curs_attr.flags = 0; 2785 sc->curs_attr = sc->dflt_curs_attr; 2786 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2787 2788 #ifndef SC_NO_SYSMOUSE 2789 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2790 #endif 2791 if (!ISGRAPHSC(scp)) { 2792 sc_set_cursor_image(scp); 2793 sc_draw_cursor_image(scp); 2794 } 2795 2796 /* save font and palette */ 2797 #ifndef SC_NO_FONT_LOADING 2798 sc->fonts_loaded = 0; 2799 if (ISFONTAVAIL(sc->adp->va_flags)) { 2800 #ifdef SC_DFLT_FONT 2801 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2802 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2803 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2804 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2805 if (scp->font_size < 14) { 2806 sc_load_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2807 } else if (scp->font_size >= 16) { 2808 sc_load_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2809 } else { 2810 sc_load_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2811 } 2812 #else /* !SC_DFLT_FONT */ 2813 if (scp->font_size < 14) { 2814 sc_save_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2815 sc->fonts_loaded = FONT_8; 2816 } else if (scp->font_size >= 16) { 2817 sc_save_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2818 sc->fonts_loaded = FONT_16; 2819 } else { 2820 sc_save_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2821 sc->fonts_loaded = FONT_14; 2822 } 2823 #endif /* SC_DFLT_FONT */ 2824 /* FONT KLUDGE: always use the font page #0. XXX */ 2825 sc_show_font(scp, 0); 2826 } 2827 #endif /* !SC_NO_FONT_LOADING */ 2828 2829 #ifndef SC_NO_PALETTE_LOADING 2830 vidd_save_palette(sc->adp, sc->palette); 2831 #endif 2832 2833 #ifdef DEV_SPLASH 2834 if (!(sc->flags & SC_SPLASH_SCRN)) { 2835 /* we are ready to put up the splash image! */ 2836 splash_init(sc->adp, scsplash_callback, sc); 2837 sc->flags |= SC_SPLASH_SCRN; 2838 } 2839 #endif 2840 } 2841 2842 /* the rest is not necessary, if we have done it once */ 2843 if (sc->flags & SC_INIT_DONE) 2844 return; 2845 2846 /* initialize mapscrn arrays to a one to one map */ 2847 for (i = 0; i < sizeof(sc->scr_map); i++) 2848 sc->scr_map[i] = sc->scr_rmap[i] = i; 2849 #ifdef PC98 2850 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2851 #endif 2852 2853 sc->flags |= SC_INIT_DONE; 2854 } 2855 2856 static void 2857 scterm(int unit, int flags) 2858 { 2859 sc_softc_t *sc; 2860 scr_stat *scp; 2861 2862 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2863 if (sc == NULL) 2864 return; /* shouldn't happen */ 2865 2866 #ifdef DEV_SPLASH 2867 /* this console is no longer available for the splash screen */ 2868 if (sc->flags & SC_SPLASH_SCRN) { 2869 splash_term(sc->adp); 2870 sc->flags &= ~SC_SPLASH_SCRN; 2871 } 2872 #endif 2873 2874 #if 0 /* XXX */ 2875 /* move the hardware cursor to the upper-left corner */ 2876 vidd_set_hw_cursor(sc->adp, 0, 0); 2877 #endif 2878 2879 /* release the keyboard and the video card */ 2880 if (sc->keyboard >= 0) 2881 kbd_release(sc->kbd, &sc->keyboard); 2882 if (sc->adapter >= 0) 2883 vid_release(sc->adp, &sc->adapter); 2884 2885 /* stop the terminal emulator, if any */ 2886 scp = sc_get_stat(sc->dev[0]); 2887 if (scp->tsw) 2888 (*scp->tsw->te_term)(scp, &scp->ts); 2889 if (scp->ts != NULL) 2890 free(scp->ts, M_DEVBUF); 2891 mtx_destroy(&scp->scr_lock); 2892 2893 /* clear the structure */ 2894 if (!(flags & SC_KERNEL_CONSOLE)) { 2895 /* XXX: We need delete_dev() for this */ 2896 free(sc->dev, M_DEVBUF); 2897 #if 0 2898 /* XXX: We need a ttyunregister for this */ 2899 free(sc->tty, M_DEVBUF); 2900 #endif 2901 #ifndef SC_NO_FONT_LOADING 2902 free(sc->font_8, M_DEVBUF); 2903 free(sc->font_14, M_DEVBUF); 2904 free(sc->font_16, M_DEVBUF); 2905 #endif 2906 /* XXX vtb, history */ 2907 } 2908 bzero(sc, sizeof(*sc)); 2909 sc->keyboard = -1; 2910 sc->adapter = -1; 2911 } 2912 2913 static void 2914 scshutdown(void *arg, int howto) 2915 { 2916 /* assert(sc_console != NULL) */ 2917 2918 sc_touch_scrn_saver(); 2919 if (!cold && sc_console 2920 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2921 && sc_console->smode.mode == VT_AUTO) 2922 sc_switch_scr(sc_console->sc, sc_console->index); 2923 shutdown_in_progress = TRUE; 2924 } 2925 2926 int 2927 sc_clean_up(scr_stat *scp) 2928 { 2929 #ifdef DEV_SPLASH 2930 int error; 2931 #endif 2932 2933 if (scp->sc->flags & SC_SCRN_BLANKED) { 2934 sc_touch_scrn_saver(); 2935 #ifdef DEV_SPLASH 2936 if ((error = wait_scrn_saver_stop(scp->sc))) 2937 return error; 2938 #endif 2939 } 2940 scp->status |= MOUSE_HIDDEN; 2941 sc_remove_mouse_image(scp); 2942 sc_remove_cutmarking(scp); 2943 return 0; 2944 } 2945 2946 void 2947 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2948 { 2949 sc_vtb_t new; 2950 sc_vtb_t old; 2951 2952 old = scp->vtb; 2953 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2954 if (!discard && (old.vtb_flags & VTB_VALID)) { 2955 /* retain the current cursor position and buffer contants */ 2956 scp->cursor_oldpos = scp->cursor_pos; 2957 /* 2958 * This works only if the old buffer has the same size as or larger 2959 * than the new one. XXX 2960 */ 2961 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2962 scp->vtb = new; 2963 } else { 2964 scp->vtb = new; 2965 sc_vtb_destroy(&old); 2966 } 2967 2968 #ifndef SC_NO_SYSMOUSE 2969 /* move the mouse cursor at the center of the screen */ 2970 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2971 #endif 2972 } 2973 2974 static scr_stat 2975 *alloc_scp(sc_softc_t *sc, int vty) 2976 { 2977 scr_stat *scp; 2978 2979 /* assert(sc_malloc) */ 2980 2981 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2982 init_scp(sc, vty, scp); 2983 2984 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2985 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2986 sc_init_emulator(scp, "*"); 2987 2988 #ifndef SC_NO_CUTPASTE 2989 sc_alloc_cut_buffer(scp, TRUE); 2990 #endif 2991 2992 #ifndef SC_NO_HISTORY 2993 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2994 #endif 2995 2996 return scp; 2997 } 2998 2999 static void 3000 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 3001 { 3002 video_info_t info; 3003 3004 bzero(scp, sizeof(*scp)); 3005 3006 scp->index = vty; 3007 scp->sc = sc; 3008 scp->status = 0; 3009 scp->mode = sc->initial_mode; 3010 vidd_get_info(sc->adp, scp->mode, &info); 3011 if (info.vi_flags & V_INFO_GRAPHICS) { 3012 scp->status |= GRAPHICS_MODE; 3013 scp->xpixel = info.vi_width; 3014 scp->ypixel = info.vi_height; 3015 scp->xsize = info.vi_width/info.vi_cwidth; 3016 scp->ysize = info.vi_height/info.vi_cheight; 3017 scp->font_size = 0; 3018 scp->font = NULL; 3019 } else { 3020 scp->xsize = info.vi_width; 3021 scp->ysize = info.vi_height; 3022 scp->xpixel = scp->xsize*info.vi_cwidth; 3023 scp->ypixel = scp->ysize*info.vi_cheight; 3024 scp->font_size = info.vi_cheight; 3025 scp->font_width = info.vi_cwidth; 3026 if (info.vi_cheight < 14) { 3027 #ifndef SC_NO_FONT_LOADING 3028 scp->font = sc->font_8; 3029 #else 3030 scp->font = NULL; 3031 #endif 3032 } else if (info.vi_cheight >= 16) { 3033 #ifndef SC_NO_FONT_LOADING 3034 scp->font = sc->font_16; 3035 #else 3036 scp->font = NULL; 3037 #endif 3038 } else { 3039 #ifndef SC_NO_FONT_LOADING 3040 scp->font = sc->font_14; 3041 #else 3042 scp->font = NULL; 3043 #endif 3044 } 3045 } 3046 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3047 #ifndef __sparc64__ 3048 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3049 #endif 3050 scp->xoff = scp->yoff = 0; 3051 scp->xpos = scp->ypos = 0; 3052 scp->start = scp->xsize * scp->ysize - 1; 3053 scp->end = 0; 3054 scp->tsw = NULL; 3055 scp->ts = NULL; 3056 scp->rndr = NULL; 3057 scp->border = (SC_NORM_ATTR >> 4) & 0x0f; 3058 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3059 scp->mouse_cut_start = scp->xsize*scp->ysize; 3060 scp->mouse_cut_end = -1; 3061 scp->mouse_signal = 0; 3062 scp->mouse_pid = 0; 3063 scp->mouse_proc = NULL; 3064 scp->kbd_mode = K_XLATE; 3065 scp->bell_pitch = bios_value.bell_pitch; 3066 scp->bell_duration = BELL_DURATION; 3067 scp->status |= (bios_value.shift_state & NLKED); 3068 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3069 scp->pid = 0; 3070 scp->proc = NULL; 3071 scp->smode.mode = VT_AUTO; 3072 scp->history = NULL; 3073 scp->history_pos = 0; 3074 scp->history_size = 0; 3075 3076 mtx_init(&scp->scr_lock, "scrlock", NULL, MTX_SPIN); 3077 } 3078 3079 int 3080 sc_init_emulator(scr_stat *scp, char *name) 3081 { 3082 sc_term_sw_t *sw; 3083 sc_rndr_sw_t *rndr; 3084 void *p; 3085 int error; 3086 3087 if (name == NULL) /* if no name is given, use the current emulator */ 3088 sw = scp->tsw; 3089 else /* ...otherwise find the named emulator */ 3090 sw = sc_term_match(name); 3091 if (sw == NULL) 3092 return EINVAL; 3093 3094 rndr = NULL; 3095 if (strcmp(sw->te_renderer, "*") != 0) { 3096 rndr = sc_render_match(scp, sw->te_renderer, 3097 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3098 } 3099 if (rndr == NULL) { 3100 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3101 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3102 if (rndr == NULL) 3103 return ENODEV; 3104 } 3105 3106 if (sw == scp->tsw) { 3107 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3108 scp->rndr = rndr; 3109 scp->rndr->init(scp); 3110 sc_clear_screen(scp); 3111 /* assert(error == 0); */ 3112 return error; 3113 } 3114 3115 if (sc_malloc && (sw->te_size > 0)) 3116 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3117 else 3118 p = NULL; 3119 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3120 if (error) 3121 return error; 3122 3123 if (scp->tsw) 3124 (*scp->tsw->te_term)(scp, &scp->ts); 3125 if (scp->ts != NULL) 3126 free(scp->ts, M_DEVBUF); 3127 scp->tsw = sw; 3128 scp->ts = p; 3129 scp->rndr = rndr; 3130 scp->rndr->init(scp); 3131 3132 /* XXX */ 3133 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3134 sc_clear_screen(scp); 3135 3136 return 0; 3137 } 3138 3139 /* 3140 * scgetc(flags) - get character from keyboard. 3141 * If flags & SCGETC_CN, then avoid harmful side effects. 3142 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3143 * return NOKEY if there is nothing there. 3144 */ 3145 static u_int 3146 scgetc(sc_softc_t *sc, u_int flags) 3147 { 3148 scr_stat *scp; 3149 #ifndef SC_NO_HISTORY 3150 struct tty *tp; 3151 #endif 3152 u_int c; 3153 int this_scr; 3154 int f; 3155 int i; 3156 3157 if (sc->kbd == NULL) 3158 return NOKEY; 3159 3160 next_code: 3161 #if 1 3162 /* I don't like this, but... XXX */ 3163 if (flags & SCGETC_CN) 3164 sccnupdate(sc->cur_scp); 3165 #endif 3166 scp = sc->cur_scp; 3167 /* first see if there is something in the keyboard port */ 3168 for (;;) { 3169 c = kbdd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3170 if (c == ERRKEY) { 3171 if (!(flags & SCGETC_CN)) 3172 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3173 } else if (c == NOKEY) 3174 return c; 3175 else 3176 break; 3177 } 3178 3179 /* make screensaver happy */ 3180 if (!(c & RELKEY)) 3181 sc_touch_scrn_saver(); 3182 3183 if (!(flags & SCGETC_CN)) 3184 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3185 3186 if (scp->kbd_mode != K_XLATE) 3187 return KEYCHAR(c); 3188 3189 /* if scroll-lock pressed allow history browsing */ 3190 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3191 3192 scp->status &= ~CURSOR_ENABLED; 3193 sc_remove_cursor_image(scp); 3194 3195 #ifndef SC_NO_HISTORY 3196 if (!(scp->status & BUFFER_SAVED)) { 3197 scp->status |= BUFFER_SAVED; 3198 sc_hist_save(scp); 3199 } 3200 switch (c) { 3201 /* FIXME: key codes */ 3202 case SPCLKEY | FKEY | F(49): /* home key */ 3203 sc_remove_cutmarking(scp); 3204 sc_hist_home(scp); 3205 goto next_code; 3206 3207 case SPCLKEY | FKEY | F(57): /* end key */ 3208 sc_remove_cutmarking(scp); 3209 sc_hist_end(scp); 3210 goto next_code; 3211 3212 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3213 sc_remove_cutmarking(scp); 3214 if (sc_hist_up_line(scp)) 3215 if (!(flags & SCGETC_CN)) 3216 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3217 goto next_code; 3218 3219 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3220 sc_remove_cutmarking(scp); 3221 if (sc_hist_down_line(scp)) 3222 if (!(flags & SCGETC_CN)) 3223 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3224 goto next_code; 3225 3226 case SPCLKEY | FKEY | F(51): /* page up key */ 3227 sc_remove_cutmarking(scp); 3228 for (i=0; i<scp->ysize; i++) 3229 if (sc_hist_up_line(scp)) { 3230 if (!(flags & SCGETC_CN)) 3231 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3232 break; 3233 } 3234 goto next_code; 3235 3236 case SPCLKEY | FKEY | F(59): /* page down key */ 3237 sc_remove_cutmarking(scp); 3238 for (i=0; i<scp->ysize; i++) 3239 if (sc_hist_down_line(scp)) { 3240 if (!(flags & SCGETC_CN)) 3241 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3242 break; 3243 } 3244 goto next_code; 3245 } 3246 #endif /* SC_NO_HISTORY */ 3247 } 3248 3249 /* 3250 * Process and consume special keys here. Return a plain char code 3251 * or a char code with the META flag or a function key code. 3252 */ 3253 if (c & RELKEY) { 3254 /* key released */ 3255 /* goto next_code */ 3256 } else { 3257 /* key pressed */ 3258 if (c & SPCLKEY) { 3259 c &= ~SPCLKEY; 3260 switch (KEYCHAR(c)) { 3261 /* LOCKING KEYS */ 3262 case NLK: case CLK: case ALK: 3263 break; 3264 case SLK: 3265 kbdd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3266 if (f & SLKED) { 3267 scp->status |= SLKED; 3268 } else { 3269 if (scp->status & SLKED) { 3270 scp->status &= ~SLKED; 3271 #ifndef SC_NO_HISTORY 3272 if (scp->status & BUFFER_SAVED) { 3273 if (!sc_hist_restore(scp)) 3274 sc_remove_cutmarking(scp); 3275 scp->status &= ~BUFFER_SAVED; 3276 scp->status |= CURSOR_ENABLED; 3277 sc_draw_cursor_image(scp); 3278 } 3279 tp = SC_DEV(sc, scp->index); 3280 if (tty_opened(tp)) 3281 sctty_outwakeup(tp); 3282 #endif 3283 } 3284 } 3285 break; 3286 3287 case PASTE: 3288 #ifndef SC_NO_CUTPASTE 3289 sc_mouse_paste(scp); 3290 #endif 3291 break; 3292 3293 /* NON-LOCKING KEYS */ 3294 case NOP: 3295 case LSH: case RSH: case LCTR: case RCTR: 3296 case LALT: case RALT: case ASH: case META: 3297 break; 3298 3299 case BTAB: 3300 if (!(sc->flags & SC_SCRN_BLANKED)) 3301 return c; 3302 break; 3303 3304 case SPSC: 3305 #ifdef DEV_SPLASH 3306 /* force activatation/deactivation of the screen saver */ 3307 if (!(sc->flags & SC_SCRN_BLANKED)) { 3308 run_scrn_saver = TRUE; 3309 sc->scrn_time_stamp -= scrn_blank_time; 3310 } 3311 if (cold) { 3312 /* 3313 * While devices are being probed, the screen saver need 3314 * to be invoked explictly. XXX 3315 */ 3316 if (sc->flags & SC_SCRN_BLANKED) { 3317 scsplash_stick(FALSE); 3318 stop_scrn_saver(sc, current_saver); 3319 } else { 3320 if (!ISGRAPHSC(scp)) { 3321 scsplash_stick(TRUE); 3322 (*current_saver)(sc, TRUE); 3323 } 3324 } 3325 } 3326 #endif /* DEV_SPLASH */ 3327 break; 3328 3329 case RBT: 3330 #ifndef SC_DISABLE_REBOOT 3331 if (enable_reboot) 3332 shutdown_nice(0); 3333 #endif 3334 break; 3335 3336 case HALT: 3337 #ifndef SC_DISABLE_REBOOT 3338 if (enable_reboot) 3339 shutdown_nice(RB_HALT); 3340 #endif 3341 break; 3342 3343 case PDWN: 3344 #ifndef SC_DISABLE_REBOOT 3345 if (enable_reboot) 3346 shutdown_nice(RB_HALT|RB_POWEROFF); 3347 #endif 3348 break; 3349 3350 case SUSP: 3351 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3352 break; 3353 case STBY: 3354 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3355 break; 3356 3357 case DBG: 3358 #ifndef SC_DISABLE_KDBKEY 3359 if (enable_kdbkey) 3360 kdb_enter(KDB_WHY_BREAK, "manual escape to debugger"); 3361 #endif 3362 break; 3363 3364 case PNC: 3365 if (enable_panic_key) 3366 panic("Forced by the panic key"); 3367 break; 3368 3369 case NEXT: 3370 this_scr = scp->index; 3371 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3372 sc->first_vty + i != this_scr; 3373 i = (i + 1)%sc->vtys) { 3374 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3375 if (tty_opened(tp)) { 3376 sc_switch_scr(scp->sc, sc->first_vty + i); 3377 break; 3378 } 3379 } 3380 break; 3381 3382 case PREV: 3383 this_scr = scp->index; 3384 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3385 sc->first_vty + i != this_scr; 3386 i = (i + sc->vtys - 1)%sc->vtys) { 3387 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3388 if (tty_opened(tp)) { 3389 sc_switch_scr(scp->sc, sc->first_vty + i); 3390 break; 3391 } 3392 } 3393 break; 3394 3395 default: 3396 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3397 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3398 break; 3399 } 3400 /* assert(c & FKEY) */ 3401 if (!(sc->flags & SC_SCRN_BLANKED)) 3402 return c; 3403 break; 3404 } 3405 /* goto next_code */ 3406 } else { 3407 /* regular keys (maybe MKEY is set) */ 3408 if (!(sc->flags & SC_SCRN_BLANKED)) 3409 return c; 3410 } 3411 } 3412 3413 goto next_code; 3414 } 3415 3416 static int 3417 sctty_mmap(struct tty *tp, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3418 { 3419 scr_stat *scp; 3420 3421 scp = sc_get_stat(tp); 3422 if (scp != scp->sc->cur_scp) 3423 return -1; 3424 return vidd_mmap(scp->sc->adp, offset, paddr, nprot); 3425 } 3426 3427 static int 3428 save_kbd_state(scr_stat *scp) 3429 { 3430 int state; 3431 int error; 3432 3433 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3434 if (error == ENOIOCTL) 3435 error = ENODEV; 3436 if (error == 0) { 3437 scp->status &= ~LOCK_MASK; 3438 scp->status |= state; 3439 } 3440 return error; 3441 } 3442 3443 static int 3444 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3445 { 3446 int state; 3447 int error; 3448 3449 if (mask != LOCK_MASK) { 3450 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3451 if (error == ENOIOCTL) 3452 error = ENODEV; 3453 if (error) 3454 return error; 3455 state &= ~mask; 3456 state |= new_bits & mask; 3457 } else { 3458 state = new_bits & LOCK_MASK; 3459 } 3460 error = kbdd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3461 if (error == ENOIOCTL) 3462 error = ENODEV; 3463 return error; 3464 } 3465 3466 static int 3467 update_kbd_leds(scr_stat *scp, int which) 3468 { 3469 int error; 3470 3471 which &= LOCK_MASK; 3472 error = kbdd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3473 if (error == ENOIOCTL) 3474 error = ENODEV; 3475 return error; 3476 } 3477 3478 int 3479 set_mode(scr_stat *scp) 3480 { 3481 video_info_t info; 3482 3483 /* reject unsupported mode */ 3484 if (vidd_get_info(scp->sc->adp, scp->mode, &info)) 3485 return 1; 3486 3487 /* if this vty is not currently showing, do nothing */ 3488 if (scp != scp->sc->cur_scp) 3489 return 0; 3490 3491 /* setup video hardware for the given mode */ 3492 vidd_set_mode(scp->sc->adp, scp->mode); 3493 scp->rndr->init(scp); 3494 #ifndef __sparc64__ 3495 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3496 (void *)scp->sc->adp->va_window, FALSE); 3497 #endif 3498 3499 #ifndef SC_NO_FONT_LOADING 3500 /* load appropriate font */ 3501 if (!(scp->status & GRAPHICS_MODE)) { 3502 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3503 if (scp->font_size < 14) { 3504 if (scp->sc->fonts_loaded & FONT_8) 3505 sc_load_font(scp, 0, 8, 8, scp->sc->font_8, 0, 256); 3506 } else if (scp->font_size >= 16) { 3507 if (scp->sc->fonts_loaded & FONT_16) 3508 sc_load_font(scp, 0, 16, 8, scp->sc->font_16, 0, 256); 3509 } else { 3510 if (scp->sc->fonts_loaded & FONT_14) 3511 sc_load_font(scp, 0, 14, 8, scp->sc->font_14, 0, 256); 3512 } 3513 /* 3514 * FONT KLUDGE: 3515 * This is an interim kludge to display correct font. 3516 * Always use the font page #0 on the video plane 2. 3517 * Somehow we cannot show the font in other font pages on 3518 * some video cards... XXX 3519 */ 3520 sc_show_font(scp, 0); 3521 } 3522 mark_all(scp); 3523 } 3524 #endif /* !SC_NO_FONT_LOADING */ 3525 3526 sc_set_border(scp, scp->border); 3527 sc_set_cursor_image(scp); 3528 3529 return 0; 3530 } 3531 3532 void 3533 sc_set_border(scr_stat *scp, int color) 3534 { 3535 SC_VIDEO_LOCK(scp->sc); 3536 (*scp->rndr->draw_border)(scp, color); 3537 SC_VIDEO_UNLOCK(scp->sc); 3538 } 3539 3540 #ifndef SC_NO_FONT_LOADING 3541 void 3542 sc_load_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3543 int base, int count) 3544 { 3545 sc_softc_t *sc; 3546 3547 sc = scp->sc; 3548 sc->font_loading_in_progress = TRUE; 3549 vidd_load_font(sc->adp, page, size, width, buf, base, count); 3550 sc->font_loading_in_progress = FALSE; 3551 } 3552 3553 void 3554 sc_save_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3555 int base, int count) 3556 { 3557 sc_softc_t *sc; 3558 3559 sc = scp->sc; 3560 sc->font_loading_in_progress = TRUE; 3561 vidd_save_font(sc->adp, page, size, width, buf, base, count); 3562 sc->font_loading_in_progress = FALSE; 3563 } 3564 3565 void 3566 sc_show_font(scr_stat *scp, int page) 3567 { 3568 vidd_show_font(scp->sc->adp, page); 3569 } 3570 #endif /* !SC_NO_FONT_LOADING */ 3571 3572 void 3573 sc_paste(scr_stat *scp, const u_char *p, int count) 3574 { 3575 struct tty *tp; 3576 u_char *rmap; 3577 3578 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 3579 if (!tty_opened(tp)) 3580 return; 3581 rmap = scp->sc->scr_rmap; 3582 for (; count > 0; --count) 3583 ttydisc_rint(tp, rmap[*p++], 0); 3584 ttydisc_rint_done(tp); 3585 } 3586 3587 void 3588 sc_respond(scr_stat *scp, const u_char *p, int count) 3589 { 3590 struct tty *tp; 3591 3592 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 3593 if (!tty_opened(tp)) 3594 return; 3595 for (; count > 0; --count) 3596 ttydisc_rint(tp, *p++, 0); 3597 #if 0 3598 /* XXX: we can't call ttydisc_rint_done() here! */ 3599 ttydisc_rint_done(tp); 3600 #endif 3601 } 3602 3603 void 3604 sc_bell(scr_stat *scp, int pitch, int duration) 3605 { 3606 if (cold || shutdown_in_progress || !enable_bell) 3607 return; 3608 3609 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3610 return; 3611 3612 if (scp->sc->flags & SC_VISUAL_BELL) { 3613 if (scp->sc->blink_in_progress) 3614 return; 3615 scp->sc->blink_in_progress = 3; 3616 if (scp != scp->sc->cur_scp) 3617 scp->sc->blink_in_progress += 2; 3618 blink_screen(scp->sc->cur_scp); 3619 } else if (duration != 0 && pitch != 0) { 3620 if (scp != scp->sc->cur_scp) 3621 pitch *= 2; 3622 sysbeep(1193182 / pitch, duration); 3623 } 3624 } 3625 3626 static void 3627 blink_screen(void *arg) 3628 { 3629 scr_stat *scp = arg; 3630 struct tty *tp; 3631 3632 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3633 scp->sc->blink_in_progress = 0; 3634 mark_all(scp); 3635 tp = SC_DEV(scp->sc, scp->index); 3636 if (tty_opened(tp)) 3637 sctty_outwakeup(tp); 3638 if (scp->sc->delayed_next_scr) 3639 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3640 } 3641 else { 3642 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3643 scp->sc->blink_in_progress & 1); 3644 scp->sc->blink_in_progress--; 3645 timeout(blink_screen, scp, hz / 10); 3646 } 3647 } 3648 3649 /* 3650 * Until sc_attach_unit() gets called no dev structures will be available 3651 * to store the per-screen current status. This is the case when the 3652 * kernel is initially booting and needs access to its console. During 3653 * this early phase of booting the console's current status is kept in 3654 * one statically defined scr_stat structure, and any pointers to the 3655 * dev structures will be NULL. 3656 */ 3657 3658 static scr_stat * 3659 sc_get_stat(struct tty *tp) 3660 { 3661 if (tp == NULL) 3662 return (&main_console); 3663 return (SC_STAT(tp)); 3664 } 3665 3666 /* 3667 * Allocate active keyboard. Try to allocate "kbdmux" keyboard first, and, 3668 * if found, add all non-busy keyboards to "kbdmux". Otherwise look for 3669 * any keyboard. 3670 */ 3671 3672 static int 3673 sc_allocate_keyboard(sc_softc_t *sc, int unit) 3674 { 3675 int idx0, idx; 3676 keyboard_t *k0, *k; 3677 keyboard_info_t ki; 3678 3679 idx0 = kbd_allocate("kbdmux", -1, (void *)&sc->keyboard, sckbdevent, sc); 3680 if (idx0 != -1) { 3681 k0 = kbd_get_keyboard(idx0); 3682 3683 for (idx = kbd_find_keyboard2("*", -1, 0); 3684 idx != -1; 3685 idx = kbd_find_keyboard2("*", -1, idx + 1)) { 3686 k = kbd_get_keyboard(idx); 3687 3688 if (idx == idx0 || KBD_IS_BUSY(k)) 3689 continue; 3690 3691 bzero(&ki, sizeof(ki)); 3692 strcpy(ki.kb_name, k->kb_name); 3693 ki.kb_unit = k->kb_unit; 3694 3695 kbdd_ioctl(k0, KBADDKBD, (caddr_t) &ki); 3696 } 3697 } else 3698 idx0 = kbd_allocate("*", unit, (void *)&sc->keyboard, sckbdevent, sc); 3699 3700 return (idx0); 3701 } 3702