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 <[email protected]> 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 struct tty *tp; 1513 #endif /* !SC_NO_HISTORY */ 1514 int s; 1515 1516 /* assert(sc_console != NULL) */ 1517 1518 #ifndef SC_NO_HISTORY 1519 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1520 scp->status &= ~SLKED; 1521 update_kbd_state(scp, scp->status, SLKED); 1522 if (scp->status & BUFFER_SAVED) { 1523 if (!sc_hist_restore(scp)) 1524 sc_remove_cutmarking(scp); 1525 scp->status &= ~BUFFER_SAVED; 1526 scp->status |= CURSOR_ENABLED; 1527 sc_draw_cursor_image(scp); 1528 } 1529 tp = SC_DEV(scp->sc, scp->index); 1530 tty_lock(tp); 1531 if (tty_opened(tp)) 1532 sctty_outwakeup(tp); 1533 tty_unlock(tp); 1534 } 1535 #endif /* !SC_NO_HISTORY */ 1536 1537 save = scp->ts; 1538 if (kernel_console_ts != NULL) 1539 scp->ts = kernel_console_ts; 1540 buf[0] = c; 1541 sc_puts(scp, buf, 1); 1542 scp->ts = save; 1543 1544 s = spltty(); /* block sckbdevent and scrn_timer */ 1545 sccnupdate(scp); 1546 splx(s); 1547 } 1548 1549 static int 1550 sc_cngetc(struct consdev *cd) 1551 { 1552 return sccngetch(SCGETC_NONBLOCK); 1553 } 1554 1555 static int 1556 sccngetch(int flags) 1557 { 1558 static struct fkeytab fkey; 1559 static int fkeycp; 1560 scr_stat *scp; 1561 u_char *p; 1562 int cur_mode; 1563 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1564 int c; 1565 1566 /* assert(sc_console != NULL) */ 1567 1568 /* 1569 * Stop the screen saver and update the screen if necessary. 1570 * What if we have been running in the screen saver code... XXX 1571 */ 1572 sc_touch_scrn_saver(); 1573 scp = sc_console->sc->cur_scp; /* XXX */ 1574 sccnupdate(scp); 1575 1576 if (fkeycp < fkey.len) { 1577 splx(s); 1578 return fkey.str[fkeycp++]; 1579 } 1580 1581 if (scp->sc->kbd == NULL) { 1582 splx(s); 1583 return -1; 1584 } 1585 1586 /* 1587 * Make sure the keyboard is accessible even when the kbd device 1588 * driver is disabled. 1589 */ 1590 kbdd_enable(scp->sc->kbd); 1591 1592 /* we shall always use the keyboard in the XLATE mode here */ 1593 cur_mode = scp->kbd_mode; 1594 scp->kbd_mode = K_XLATE; 1595 kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1596 1597 kbdd_poll(scp->sc->kbd, TRUE); 1598 c = scgetc(scp->sc, SCGETC_CN | flags); 1599 kbdd_poll(scp->sc->kbd, FALSE); 1600 1601 scp->kbd_mode = cur_mode; 1602 kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1603 kbdd_disable(scp->sc->kbd); 1604 splx(s); 1605 1606 switch (KEYFLAGS(c)) { 1607 case 0: /* normal char */ 1608 return KEYCHAR(c); 1609 case FKEY: /* function key */ 1610 p = kbdd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1611 fkey.len = fkeycp; 1612 if ((p != NULL) && (fkey.len > 0)) { 1613 bcopy(p, fkey.str, fkey.len); 1614 fkeycp = 1; 1615 return fkey.str[0]; 1616 } 1617 return c; /* XXX */ 1618 case NOKEY: 1619 case ERRKEY: 1620 default: 1621 return -1; 1622 } 1623 /* NOT REACHED */ 1624 } 1625 1626 static void 1627 sccnupdate(scr_stat *scp) 1628 { 1629 /* this is a cut-down version of scrn_timer()... */ 1630 1631 if (scp->sc->font_loading_in_progress) 1632 return; 1633 1634 if (debugger > 0 || panicstr || shutdown_in_progress) { 1635 sc_touch_scrn_saver(); 1636 } else if (scp != scp->sc->cur_scp) { 1637 return; 1638 } 1639 1640 if (!run_scrn_saver) 1641 scp->sc->flags &= ~SC_SCRN_IDLE; 1642 #ifdef DEV_SPLASH 1643 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1644 if (scp->sc->flags & SC_SCRN_BLANKED) 1645 stop_scrn_saver(scp->sc, current_saver); 1646 #endif 1647 1648 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1649 || scp->sc->switch_in_progress) 1650 return; 1651 /* 1652 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1653 * when write_in_progress is non-zero. XXX 1654 */ 1655 1656 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1657 scrn_update(scp, TRUE); 1658 } 1659 1660 static void 1661 scrn_timer(void *arg) 1662 { 1663 #ifndef PC98 1664 static int kbd_interval = 0; 1665 #endif 1666 struct timeval tv; 1667 sc_softc_t *sc; 1668 scr_stat *scp; 1669 int again; 1670 int s; 1671 1672 again = (arg != NULL); 1673 if (arg != NULL) 1674 sc = (sc_softc_t *)arg; 1675 else if (sc_console != NULL) 1676 sc = sc_console->sc; 1677 else 1678 return; 1679 1680 /* don't do anything when we are performing some I/O operations */ 1681 if (sc->font_loading_in_progress) { 1682 if (again) 1683 timeout(scrn_timer, sc, hz / 10); 1684 return; 1685 } 1686 s = spltty(); 1687 1688 #ifndef PC98 1689 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1690 /* try to allocate a keyboard automatically */ 1691 if (++kbd_interval >= 25) { 1692 sc->keyboard = sc_allocate_keyboard(sc, -1); 1693 if (sc->keyboard >= 0) { 1694 sc->kbd = kbd_get_keyboard(sc->keyboard); 1695 kbdd_ioctl(sc->kbd, KDSKBMODE, 1696 (caddr_t)&sc->cur_scp->kbd_mode); 1697 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1698 LOCK_MASK); 1699 } 1700 kbd_interval = 0; 1701 } 1702 } 1703 #endif /* PC98 */ 1704 1705 /* find the vty to update */ 1706 scp = sc->cur_scp; 1707 1708 /* should we stop the screen saver? */ 1709 getmicrouptime(&tv); 1710 if (debugger > 0 || panicstr || shutdown_in_progress) 1711 sc_touch_scrn_saver(); 1712 if (run_scrn_saver) { 1713 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1714 sc->flags |= SC_SCRN_IDLE; 1715 else 1716 sc->flags &= ~SC_SCRN_IDLE; 1717 } else { 1718 sc->scrn_time_stamp = tv.tv_sec; 1719 sc->flags &= ~SC_SCRN_IDLE; 1720 if (scrn_blank_time > 0) 1721 run_scrn_saver = TRUE; 1722 } 1723 #ifdef DEV_SPLASH 1724 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1725 if (sc->flags & SC_SCRN_BLANKED) 1726 stop_scrn_saver(sc, current_saver); 1727 #endif 1728 1729 /* should we just return ? */ 1730 if (sc->blink_in_progress || sc->switch_in_progress 1731 || sc->write_in_progress) { 1732 if (again) 1733 timeout(scrn_timer, sc, hz / 10); 1734 splx(s); 1735 return; 1736 } 1737 1738 /* Update the screen */ 1739 scp = sc->cur_scp; /* cur_scp may have changed... */ 1740 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1741 scrn_update(scp, TRUE); 1742 1743 #ifdef DEV_SPLASH 1744 /* should we activate the screen saver? */ 1745 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1746 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1747 (*current_saver)(sc, TRUE); 1748 #endif 1749 1750 if (again) 1751 timeout(scrn_timer, sc, hz / 25); 1752 splx(s); 1753 } 1754 1755 static int 1756 and_region(int *s1, int *e1, int s2, int e2) 1757 { 1758 if (*e1 < s2 || e2 < *s1) 1759 return FALSE; 1760 *s1 = imax(*s1, s2); 1761 *e1 = imin(*e1, e2); 1762 return TRUE; 1763 } 1764 1765 static void 1766 scrn_update(scr_stat *scp, int show_cursor) 1767 { 1768 int start; 1769 int end; 1770 int s; 1771 int e; 1772 1773 /* assert(scp == scp->sc->cur_scp) */ 1774 1775 SC_VIDEO_LOCK(scp->sc); 1776 1777 #ifndef SC_NO_CUTPASTE 1778 /* remove the previous mouse pointer image if necessary */ 1779 if (scp->status & MOUSE_VISIBLE) { 1780 s = scp->mouse_pos; 1781 e = scp->mouse_pos + scp->xsize + 1; 1782 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1783 || and_region(&s, &e, scp->start, scp->end) 1784 || ((scp->status & CURSOR_ENABLED) && 1785 (scp->cursor_pos != scp->cursor_oldpos) && 1786 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1787 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1788 sc_remove_mouse_image(scp); 1789 if (scp->end >= scp->xsize*scp->ysize) 1790 scp->end = scp->xsize*scp->ysize - 1; 1791 } 1792 } 1793 #endif /* !SC_NO_CUTPASTE */ 1794 1795 #if 1 1796 /* debug: XXX */ 1797 if (scp->end >= scp->xsize*scp->ysize) { 1798 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1799 scp->end = scp->xsize*scp->ysize - 1; 1800 } 1801 if (scp->start < 0) { 1802 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1803 scp->start = 0; 1804 } 1805 #endif 1806 1807 /* update screen image */ 1808 if (scp->start <= scp->end) { 1809 if (scp->mouse_cut_end >= 0) { 1810 /* there is a marked region for cut & paste */ 1811 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1812 start = scp->mouse_cut_start; 1813 end = scp->mouse_cut_end; 1814 } else { 1815 start = scp->mouse_cut_end; 1816 end = scp->mouse_cut_start - 1; 1817 } 1818 s = start; 1819 e = end; 1820 /* does the cut-mark region overlap with the update region? */ 1821 if (and_region(&s, &e, scp->start, scp->end)) { 1822 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1823 s = 0; 1824 e = start - 1; 1825 if (and_region(&s, &e, scp->start, scp->end)) 1826 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1827 s = end + 1; 1828 e = scp->xsize*scp->ysize - 1; 1829 if (and_region(&s, &e, scp->start, scp->end)) 1830 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1831 } else { 1832 (*scp->rndr->draw)(scp, scp->start, 1833 scp->end - scp->start + 1, FALSE); 1834 } 1835 } else { 1836 (*scp->rndr->draw)(scp, scp->start, 1837 scp->end - scp->start + 1, FALSE); 1838 } 1839 } 1840 1841 /* we are not to show the cursor and the mouse pointer... */ 1842 if (!show_cursor) { 1843 scp->end = 0; 1844 scp->start = scp->xsize*scp->ysize - 1; 1845 SC_VIDEO_UNLOCK(scp->sc); 1846 return; 1847 } 1848 1849 /* update cursor image */ 1850 if (scp->status & CURSOR_ENABLED) { 1851 s = scp->start; 1852 e = scp->end; 1853 /* did cursor move since last time ? */ 1854 if (scp->cursor_pos != scp->cursor_oldpos) { 1855 /* do we need to remove old cursor image ? */ 1856 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1857 sc_remove_cursor_image(scp); 1858 sc_draw_cursor_image(scp); 1859 } else { 1860 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1861 /* cursor didn't move, but has been overwritten */ 1862 sc_draw_cursor_image(scp); 1863 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1864 /* if it's a blinking cursor, update it */ 1865 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1866 sc_inside_cutmark(scp, 1867 scp->cursor_pos)); 1868 } 1869 } 1870 1871 #ifndef SC_NO_CUTPASTE 1872 /* update "pseudo" mouse pointer image */ 1873 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1874 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1875 scp->status &= ~MOUSE_MOVED; 1876 sc_draw_mouse_image(scp); 1877 } 1878 } 1879 #endif /* SC_NO_CUTPASTE */ 1880 1881 scp->end = 0; 1882 scp->start = scp->xsize*scp->ysize - 1; 1883 1884 SC_VIDEO_UNLOCK(scp->sc); 1885 } 1886 1887 #ifdef DEV_SPLASH 1888 static int 1889 scsplash_callback(int event, void *arg) 1890 { 1891 sc_softc_t *sc; 1892 int error; 1893 1894 sc = (sc_softc_t *)arg; 1895 1896 switch (event) { 1897 case SPLASH_INIT: 1898 if (add_scrn_saver(scsplash_saver) == 0) { 1899 sc->flags &= ~SC_SAVER_FAILED; 1900 run_scrn_saver = TRUE; 1901 if (cold && !(boothowto & RB_VERBOSE)) { 1902 scsplash_stick(TRUE); 1903 (*current_saver)(sc, TRUE); 1904 } 1905 } 1906 return 0; 1907 1908 case SPLASH_TERM: 1909 if (current_saver == scsplash_saver) { 1910 scsplash_stick(FALSE); 1911 error = remove_scrn_saver(scsplash_saver); 1912 if (error) 1913 return error; 1914 } 1915 return 0; 1916 1917 default: 1918 return EINVAL; 1919 } 1920 } 1921 1922 static void 1923 scsplash_saver(sc_softc_t *sc, int show) 1924 { 1925 static int busy = FALSE; 1926 scr_stat *scp; 1927 1928 if (busy) 1929 return; 1930 busy = TRUE; 1931 1932 scp = sc->cur_scp; 1933 if (show) { 1934 if (!(sc->flags & SC_SAVER_FAILED)) { 1935 if (!(sc->flags & SC_SCRN_BLANKED)) 1936 set_scrn_saver_mode(scp, -1, NULL, 0); 1937 switch (splash(sc->adp, TRUE)) { 1938 case 0: /* succeeded */ 1939 break; 1940 case EAGAIN: /* try later */ 1941 restore_scrn_saver_mode(scp, FALSE); 1942 sc_touch_scrn_saver(); /* XXX */ 1943 break; 1944 default: 1945 sc->flags |= SC_SAVER_FAILED; 1946 scsplash_stick(FALSE); 1947 restore_scrn_saver_mode(scp, TRUE); 1948 printf("scsplash_saver(): failed to put up the image\n"); 1949 break; 1950 } 1951 } 1952 } else if (!sticky_splash) { 1953 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1954 restore_scrn_saver_mode(scp, TRUE); 1955 } 1956 busy = FALSE; 1957 } 1958 1959 static int 1960 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1961 { 1962 #if 0 1963 int error; 1964 1965 if (current_saver != none_saver) { 1966 error = remove_scrn_saver(current_saver); 1967 if (error) 1968 return error; 1969 } 1970 #endif 1971 if (current_saver != none_saver) 1972 return EBUSY; 1973 1974 run_scrn_saver = FALSE; 1975 saver_mode = CONS_LKM_SAVER; 1976 current_saver = this_saver; 1977 return 0; 1978 } 1979 1980 static int 1981 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1982 { 1983 if (current_saver != this_saver) 1984 return EINVAL; 1985 1986 #if 0 1987 /* 1988 * In order to prevent `current_saver' from being called by 1989 * the timeout routine `scrn_timer()' while we manipulate 1990 * the saver list, we shall set `current_saver' to `none_saver' 1991 * before stopping the current saver, rather than blocking by `splXX()'. 1992 */ 1993 current_saver = none_saver; 1994 if (scrn_blanked) 1995 stop_scrn_saver(this_saver); 1996 #endif 1997 1998 /* unblank all blanked screens */ 1999 wait_scrn_saver_stop(NULL); 2000 if (scrn_blanked) 2001 return EBUSY; 2002 2003 current_saver = none_saver; 2004 return 0; 2005 } 2006 2007 static int 2008 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2009 { 2010 int s; 2011 2012 /* assert(scp == scp->sc->cur_scp) */ 2013 s = spltty(); 2014 if (!ISGRAPHSC(scp)) 2015 sc_remove_cursor_image(scp); 2016 scp->splash_save_mode = scp->mode; 2017 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2018 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2019 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2020 scp->sc->flags |= SC_SCRN_BLANKED; 2021 ++scrn_blanked; 2022 splx(s); 2023 if (mode < 0) 2024 return 0; 2025 scp->mode = mode; 2026 if (set_mode(scp) == 0) { 2027 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2028 scp->status |= GRAPHICS_MODE; 2029 #ifndef SC_NO_PALETTE_LOADING 2030 if (pal != NULL) 2031 vidd_load_palette(scp->sc->adp, pal); 2032 #endif 2033 sc_set_border(scp, border); 2034 return 0; 2035 } else { 2036 s = spltty(); 2037 scp->mode = scp->splash_save_mode; 2038 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2039 scp->status |= scp->splash_save_status; 2040 splx(s); 2041 return 1; 2042 } 2043 } 2044 2045 static int 2046 restore_scrn_saver_mode(scr_stat *scp, int changemode) 2047 { 2048 int mode; 2049 int status; 2050 int s; 2051 2052 /* assert(scp == scp->sc->cur_scp) */ 2053 s = spltty(); 2054 mode = scp->mode; 2055 status = scp->status; 2056 scp->mode = scp->splash_save_mode; 2057 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2058 scp->status |= scp->splash_save_status; 2059 scp->sc->flags &= ~SC_SCRN_BLANKED; 2060 if (!changemode) { 2061 if (!ISGRAPHSC(scp)) 2062 sc_draw_cursor_image(scp); 2063 --scrn_blanked; 2064 splx(s); 2065 return 0; 2066 } 2067 if (set_mode(scp) == 0) { 2068 #ifndef SC_NO_PALETTE_LOADING 2069 vidd_load_palette(scp->sc->adp, scp->sc->palette); 2070 #endif 2071 --scrn_blanked; 2072 splx(s); 2073 return 0; 2074 } else { 2075 scp->mode = mode; 2076 scp->status = status; 2077 splx(s); 2078 return 1; 2079 } 2080 } 2081 2082 static void 2083 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2084 { 2085 (*saver)(sc, FALSE); 2086 run_scrn_saver = FALSE; 2087 /* the screen saver may have chosen not to stop after all... */ 2088 if (sc->flags & SC_SCRN_BLANKED) 2089 return; 2090 2091 mark_all(sc->cur_scp); 2092 if (sc->delayed_next_scr) 2093 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2094 if (debugger == 0) 2095 wakeup(&scrn_blanked); 2096 } 2097 2098 static int 2099 wait_scrn_saver_stop(sc_softc_t *sc) 2100 { 2101 int error = 0; 2102 2103 while (scrn_blanked > 0) { 2104 run_scrn_saver = FALSE; 2105 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2106 error = 0; 2107 break; 2108 } 2109 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2110 if ((error != 0) && (error != ERESTART)) 2111 break; 2112 } 2113 run_scrn_saver = FALSE; 2114 return error; 2115 } 2116 #endif /* DEV_SPLASH */ 2117 2118 void 2119 sc_touch_scrn_saver(void) 2120 { 2121 scsplash_stick(FALSE); 2122 run_scrn_saver = FALSE; 2123 } 2124 2125 int 2126 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2127 { 2128 scr_stat *cur_scp; 2129 struct tty *tp; 2130 struct proc *p; 2131 int s; 2132 2133 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2134 2135 if (sc->cur_scp == NULL) 2136 return (0); 2137 2138 /* prevent switch if previously requested */ 2139 if (sc->flags & SC_SCRN_VTYLOCK) { 2140 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2141 sc->cur_scp->bell_duration); 2142 return EPERM; 2143 } 2144 2145 /* delay switch if the screen is blanked or being updated */ 2146 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2147 || sc->blink_in_progress) { 2148 sc->delayed_next_scr = next_scr + 1; 2149 sc_touch_scrn_saver(); 2150 DPRINTF(5, ("switch delayed\n")); 2151 return 0; 2152 } 2153 sc->delayed_next_scr = 0; 2154 2155 s = spltty(); 2156 cur_scp = sc->cur_scp; 2157 2158 /* we are in the middle of the vty switching process... */ 2159 if (sc->switch_in_progress 2160 && (cur_scp->smode.mode == VT_PROCESS) 2161 && cur_scp->proc) { 2162 p = pfind(cur_scp->pid); 2163 if (cur_scp->proc != p) { 2164 if (p) 2165 PROC_UNLOCK(p); 2166 /* 2167 * The controlling process has died!!. Do some clean up. 2168 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2169 * are not reset here yet; they will be cleared later. 2170 */ 2171 DPRINTF(5, ("cur_scp controlling process %d died, ", 2172 cur_scp->pid)); 2173 if (cur_scp->status & SWITCH_WAIT_REL) { 2174 /* 2175 * Force the previous switch to finish, but return now 2176 * with error. 2177 */ 2178 DPRINTF(5, ("reset WAIT_REL, ")); 2179 finish_vt_rel(cur_scp, TRUE, &s); 2180 splx(s); 2181 DPRINTF(5, ("finishing previous switch\n")); 2182 return EINVAL; 2183 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2184 /* let's assume screen switch has been completed. */ 2185 DPRINTF(5, ("reset WAIT_ACQ, ")); 2186 finish_vt_acq(cur_scp); 2187 } else { 2188 /* 2189 * We are in between screen release and acquisition, and 2190 * reached here via scgetc() or scrn_timer() which has 2191 * interrupted exchange_scr(). Don't do anything stupid. 2192 */ 2193 DPRINTF(5, ("waiting nothing, ")); 2194 } 2195 } else { 2196 if (p) 2197 PROC_UNLOCK(p); 2198 /* 2199 * The controlling process is alive, but not responding... 2200 * It is either buggy or it may be just taking time. 2201 * The following code is a gross kludge to cope with this 2202 * problem for which there is no clean solution. XXX 2203 */ 2204 if (cur_scp->status & SWITCH_WAIT_REL) { 2205 switch (sc->switch_in_progress++) { 2206 case 1: 2207 break; 2208 case 2: 2209 DPRINTF(5, ("sending relsig again, ")); 2210 signal_vt_rel(cur_scp); 2211 break; 2212 case 3: 2213 break; 2214 case 4: 2215 default: 2216 /* 2217 * Act as if the controlling program returned 2218 * VT_FALSE. 2219 */ 2220 DPRINTF(5, ("force reset WAIT_REL, ")); 2221 finish_vt_rel(cur_scp, FALSE, &s); 2222 splx(s); 2223 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2224 return EINVAL; 2225 } 2226 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2227 switch (sc->switch_in_progress++) { 2228 case 1: 2229 break; 2230 case 2: 2231 DPRINTF(5, ("sending acqsig again, ")); 2232 signal_vt_acq(cur_scp); 2233 break; 2234 case 3: 2235 break; 2236 case 4: 2237 default: 2238 /* clear the flag and finish the previous switch */ 2239 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2240 finish_vt_acq(cur_scp); 2241 break; 2242 } 2243 } 2244 } 2245 } 2246 2247 /* 2248 * Return error if an invalid argument is given, or vty switch 2249 * is still in progress. 2250 */ 2251 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2252 || sc->switch_in_progress) { 2253 splx(s); 2254 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2255 DPRINTF(5, ("error 1\n")); 2256 return EINVAL; 2257 } 2258 2259 /* 2260 * Don't allow switching away from the graphics mode vty 2261 * if the switch mode is VT_AUTO, unless the next vty is the same 2262 * as the current or the current vty has been closed (but showing). 2263 */ 2264 tp = SC_DEV(sc, cur_scp->index); 2265 if ((cur_scp->index != next_scr) 2266 && tty_opened(tp) 2267 && (cur_scp->smode.mode == VT_AUTO) 2268 && ISGRAPHSC(cur_scp)) { 2269 splx(s); 2270 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2271 DPRINTF(5, ("error, graphics mode\n")); 2272 return EINVAL; 2273 } 2274 2275 /* 2276 * Is the wanted vty open? Don't allow switching to a closed vty. 2277 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2278 * Note that we always allow the user to switch to the kernel 2279 * console even if it is closed. 2280 */ 2281 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2282 tp = SC_DEV(sc, next_scr); 2283 if (!tty_opened(tp)) { 2284 splx(s); 2285 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2286 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2287 return EINVAL; 2288 } 2289 if ((debugger > 0) && (SC_STAT(tp)->smode.mode == VT_PROCESS)) { 2290 splx(s); 2291 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2292 return EINVAL; 2293 } 2294 } 2295 2296 /* this is the start of vty switching process... */ 2297 ++sc->switch_in_progress; 2298 sc->old_scp = cur_scp; 2299 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2300 if (sc->new_scp == sc->old_scp) { 2301 sc->switch_in_progress = 0; 2302 /* 2303 * XXX wakeup() locks the scheduler lock which will hang if 2304 * the lock is in an in-between state, e.g., when we stop at 2305 * a breakpoint at fork_exit. It has always been wrong to call 2306 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2307 * is supposed to be locked by splhigh(), but the debugger may 2308 * be invoked at splhigh(). 2309 */ 2310 if (debugger == 0) 2311 wakeup(VTY_WCHAN(sc,next_scr)); 2312 splx(s); 2313 DPRINTF(5, ("switch done (new == old)\n")); 2314 return 0; 2315 } 2316 2317 /* has controlling process died? */ 2318 vt_proc_alive(sc->old_scp); 2319 vt_proc_alive(sc->new_scp); 2320 2321 /* wait for the controlling process to release the screen, if necessary */ 2322 if (signal_vt_rel(sc->old_scp)) { 2323 splx(s); 2324 return 0; 2325 } 2326 2327 /* go set up the new vty screen */ 2328 splx(s); 2329 exchange_scr(sc); 2330 s = spltty(); 2331 2332 /* wake up processes waiting for this vty */ 2333 if (debugger == 0) 2334 wakeup(VTY_WCHAN(sc,next_scr)); 2335 2336 /* wait for the controlling process to acknowledge, if necessary */ 2337 if (signal_vt_acq(sc->cur_scp)) { 2338 splx(s); 2339 return 0; 2340 } 2341 2342 sc->switch_in_progress = 0; 2343 if (sc->unit == sc_console_unit) 2344 cnavailable(sc_consptr, TRUE); 2345 splx(s); 2346 DPRINTF(5, ("switch done\n")); 2347 2348 return 0; 2349 } 2350 2351 static int 2352 do_switch_scr(sc_softc_t *sc, int s) 2353 { 2354 vt_proc_alive(sc->new_scp); 2355 2356 splx(s); 2357 exchange_scr(sc); 2358 s = spltty(); 2359 /* sc->cur_scp == sc->new_scp */ 2360 wakeup(VTY_WCHAN(sc,sc->cur_scp->index)); 2361 2362 /* wait for the controlling process to acknowledge, if necessary */ 2363 if (!signal_vt_acq(sc->cur_scp)) { 2364 sc->switch_in_progress = 0; 2365 if (sc->unit == sc_console_unit) 2366 cnavailable(sc_consptr, TRUE); 2367 } 2368 2369 return s; 2370 } 2371 2372 static int 2373 vt_proc_alive(scr_stat *scp) 2374 { 2375 struct proc *p; 2376 2377 if (scp->proc) { 2378 if ((p = pfind(scp->pid)) != NULL) 2379 PROC_UNLOCK(p); 2380 if (scp->proc == p) 2381 return TRUE; 2382 scp->proc = NULL; 2383 scp->smode.mode = VT_AUTO; 2384 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2385 } 2386 return FALSE; 2387 } 2388 2389 static int 2390 signal_vt_rel(scr_stat *scp) 2391 { 2392 if (scp->smode.mode != VT_PROCESS) 2393 return FALSE; 2394 scp->status |= SWITCH_WAIT_REL; 2395 PROC_LOCK(scp->proc); 2396 psignal(scp->proc, scp->smode.relsig); 2397 PROC_UNLOCK(scp->proc); 2398 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2399 return TRUE; 2400 } 2401 2402 static int 2403 signal_vt_acq(scr_stat *scp) 2404 { 2405 if (scp->smode.mode != VT_PROCESS) 2406 return FALSE; 2407 if (scp->sc->unit == sc_console_unit) 2408 cnavailable(sc_consptr, FALSE); 2409 scp->status |= SWITCH_WAIT_ACQ; 2410 PROC_LOCK(scp->proc); 2411 psignal(scp->proc, scp->smode.acqsig); 2412 PROC_UNLOCK(scp->proc); 2413 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2414 return TRUE; 2415 } 2416 2417 static int 2418 finish_vt_rel(scr_stat *scp, int release, int *s) 2419 { 2420 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2421 scp->status &= ~SWITCH_WAIT_REL; 2422 if (release) 2423 *s = do_switch_scr(scp->sc, *s); 2424 else 2425 scp->sc->switch_in_progress = 0; 2426 return 0; 2427 } 2428 return EINVAL; 2429 } 2430 2431 static int 2432 finish_vt_acq(scr_stat *scp) 2433 { 2434 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2435 scp->status &= ~SWITCH_WAIT_ACQ; 2436 scp->sc->switch_in_progress = 0; 2437 return 0; 2438 } 2439 return EINVAL; 2440 } 2441 2442 static void 2443 exchange_scr(sc_softc_t *sc) 2444 { 2445 scr_stat *scp; 2446 2447 /* save the current state of video and keyboard */ 2448 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2449 if (!ISGRAPHSC(sc->old_scp)) 2450 sc_remove_cursor_image(sc->old_scp); 2451 if (sc->old_scp->kbd_mode == K_XLATE) 2452 save_kbd_state(sc->old_scp); 2453 2454 /* set up the video for the new screen */ 2455 scp = sc->cur_scp = sc->new_scp; 2456 #ifdef PC98 2457 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2458 #else 2459 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2460 #endif 2461 set_mode(scp); 2462 #ifndef __sparc64__ 2463 else 2464 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2465 (void *)sc->adp->va_window, FALSE); 2466 #endif 2467 scp->status |= MOUSE_HIDDEN; 2468 sc_move_cursor(scp, scp->xpos, scp->ypos); 2469 if (!ISGRAPHSC(scp)) 2470 sc_set_cursor_image(scp); 2471 #ifndef SC_NO_PALETTE_LOADING 2472 if (ISGRAPHSC(sc->old_scp)) 2473 vidd_load_palette(sc->adp, sc->palette); 2474 #endif 2475 sc_set_border(scp, scp->border); 2476 2477 /* set up the keyboard for the new screen */ 2478 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2479 kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2480 update_kbd_state(scp, scp->status, LOCK_MASK); 2481 2482 mark_all(scp); 2483 } 2484 2485 void 2486 sc_puts(scr_stat *scp, u_char *buf, int len) 2487 { 2488 int need_unlock = 0; 2489 2490 #ifdef DEV_SPLASH 2491 /* make screensaver happy */ 2492 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2493 run_scrn_saver = FALSE; 2494 #endif 2495 2496 if (scp->tsw) { 2497 if (!kdb_active && !mtx_owned(&scp->scr_lock)) { 2498 need_unlock = 1; 2499 mtx_lock_spin(&scp->scr_lock); 2500 } 2501 (*scp->tsw->te_puts)(scp, buf, len); 2502 if (need_unlock) 2503 mtx_unlock_spin(&scp->scr_lock); 2504 } 2505 2506 if (scp->sc->delayed_next_scr) 2507 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2508 } 2509 2510 void 2511 sc_draw_cursor_image(scr_stat *scp) 2512 { 2513 /* assert(scp == scp->sc->cur_scp); */ 2514 SC_VIDEO_LOCK(scp->sc); 2515 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2516 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2517 sc_inside_cutmark(scp, scp->cursor_pos)); 2518 scp->cursor_oldpos = scp->cursor_pos; 2519 SC_VIDEO_UNLOCK(scp->sc); 2520 } 2521 2522 void 2523 sc_remove_cursor_image(scr_stat *scp) 2524 { 2525 /* assert(scp == scp->sc->cur_scp); */ 2526 SC_VIDEO_LOCK(scp->sc); 2527 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2528 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2529 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2530 SC_VIDEO_UNLOCK(scp->sc); 2531 } 2532 2533 static void 2534 update_cursor_image(scr_stat *scp) 2535 { 2536 /* assert(scp == scp->sc->cur_scp); */ 2537 sc_remove_cursor_image(scp); 2538 sc_set_cursor_image(scp); 2539 sc_draw_cursor_image(scp); 2540 } 2541 2542 void 2543 sc_set_cursor_image(scr_stat *scp) 2544 { 2545 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2546 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2547 /* hidden cursor is internally represented as zero-height underline */ 2548 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2549 scp->curs_attr.base = scp->curs_attr.height = 0; 2550 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2551 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2552 scp->font_size - 1); 2553 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2554 scp->font_size - scp->curs_attr.base); 2555 } else { /* block cursor */ 2556 scp->curs_attr.base = 0; 2557 scp->curs_attr.height = scp->font_size; 2558 } 2559 2560 /* assert(scp == scp->sc->cur_scp); */ 2561 SC_VIDEO_LOCK(scp->sc); 2562 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2563 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2564 SC_VIDEO_UNLOCK(scp->sc); 2565 } 2566 2567 static void 2568 change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2569 { 2570 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2571 sc_remove_cursor_image(scp); 2572 2573 if (base >= 0) 2574 scp->curr_curs_attr.base = base; 2575 if (height >= 0) 2576 scp->curr_curs_attr.height = height; 2577 if (flags & CONS_RESET_CURSOR) 2578 scp->curr_curs_attr = scp->dflt_curs_attr; 2579 else 2580 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2581 2582 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2583 sc_set_cursor_image(scp); 2584 sc_draw_cursor_image(scp); 2585 } 2586 } 2587 2588 void 2589 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2590 { 2591 sc_softc_t *sc; 2592 struct tty *tp; 2593 int s; 2594 int i; 2595 2596 s = spltty(); 2597 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2598 /* local (per vty) change */ 2599 change_cursor_shape(scp, flags, base, height); 2600 splx(s); 2601 return; 2602 } 2603 2604 /* global change */ 2605 sc = scp->sc; 2606 if (base >= 0) 2607 sc->curs_attr.base = base; 2608 if (height >= 0) 2609 sc->curs_attr.height = height; 2610 if (flags != -1) { 2611 if (flags & CONS_RESET_CURSOR) 2612 sc->curs_attr = sc->dflt_curs_attr; 2613 else 2614 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2615 } 2616 2617 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2618 if ((tp = SC_DEV(sc, i)) == NULL) 2619 continue; 2620 if ((scp = sc_get_stat(tp)) == NULL) 2621 continue; 2622 scp->dflt_curs_attr = sc->curs_attr; 2623 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2624 } 2625 splx(s); 2626 } 2627 2628 static void 2629 scinit(int unit, int flags) 2630 { 2631 2632 /* 2633 * When syscons is being initialized as the kernel console, malloc() 2634 * is not yet functional, because various kernel structures has not been 2635 * fully initialized yet. Therefore, we need to declare the following 2636 * static buffers for the console. This is less than ideal, 2637 * but is necessry evil for the time being. XXX 2638 */ 2639 #ifdef PC98 2640 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2641 #else 2642 static u_short sc_buffer[ROW*COL]; /* XXX */ 2643 #endif 2644 #ifndef SC_NO_FONT_LOADING 2645 static u_char font_8[256*8]; 2646 static u_char font_14[256*14]; 2647 static u_char font_16[256*16]; 2648 #endif 2649 2650 sc_softc_t *sc; 2651 scr_stat *scp; 2652 video_adapter_t *adp; 2653 int col; 2654 int row; 2655 int i; 2656 2657 /* one time initialization */ 2658 if (init_done == COLD) 2659 sc_get_bios_values(&bios_value); 2660 init_done = WARM; 2661 2662 /* 2663 * Allocate resources. Even if we are being called for the second 2664 * time, we must allocate them again, because they might have 2665 * disappeared... 2666 */ 2667 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2668 if ((sc->flags & SC_INIT_DONE) == 0) 2669 SC_VIDEO_LOCKINIT(sc); 2670 2671 adp = NULL; 2672 if (sc->adapter >= 0) { 2673 vid_release(sc->adp, (void *)&sc->adapter); 2674 adp = sc->adp; 2675 sc->adp = NULL; 2676 } 2677 if (sc->keyboard >= 0) { 2678 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2679 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2680 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2681 if (sc->kbd != NULL) { 2682 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2683 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2684 } 2685 sc->kbd = NULL; 2686 } 2687 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2688 sc->adp = vid_get_adapter(sc->adapter); 2689 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2690 2691 sc->keyboard = sc_allocate_keyboard(sc, unit); 2692 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2693 2694 sc->kbd = kbd_get_keyboard(sc->keyboard); 2695 if (sc->kbd != NULL) { 2696 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2697 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2698 } 2699 2700 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2701 2702 sc->initial_mode = sc->adp->va_initial_mode; 2703 2704 #ifndef SC_NO_FONT_LOADING 2705 if (flags & SC_KERNEL_CONSOLE) { 2706 sc->font_8 = font_8; 2707 sc->font_14 = font_14; 2708 sc->font_16 = font_16; 2709 } else if (sc->font_8 == NULL) { 2710 /* assert(sc_malloc) */ 2711 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2712 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2713 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2714 } 2715 #endif 2716 2717 /* extract the hardware cursor location and hide the cursor for now */ 2718 vidd_read_hw_cursor(sc->adp, &col, &row); 2719 vidd_set_hw_cursor(sc->adp, -1, -1); 2720 2721 /* set up the first console */ 2722 sc->first_vty = unit*MAXCONS; 2723 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2724 if (flags & SC_KERNEL_CONSOLE) { 2725 /* 2726 * Set up devs structure but don't use it yet, calling make_dev() 2727 * might panic kernel. Wait for sc_attach_unit() to actually 2728 * create the devices. 2729 */ 2730 sc->dev = main_devs; 2731 scp = &main_console; 2732 init_scp(sc, sc->first_vty, scp); 2733 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2734 (void *)sc_buffer, FALSE); 2735 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2736 sc_init_emulator(scp, "*"); 2737 (*scp->tsw->te_default_attr)(scp, 2738 kernel_default.std_color, 2739 kernel_default.rev_color); 2740 } else { 2741 /* assert(sc_malloc) */ 2742 sc->dev = malloc(sizeof(struct tty *)*sc->vtys, M_DEVBUF, 2743 M_WAITOK|M_ZERO); 2744 sc->dev[0] = sc_alloc_tty(0, "ttyv%r", unit * MAXCONS); 2745 scp = alloc_scp(sc, sc->first_vty); 2746 SC_STAT(sc->dev[0]) = scp; 2747 } 2748 sc->cur_scp = scp; 2749 2750 #ifndef __sparc64__ 2751 /* copy screen to temporary buffer */ 2752 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2753 (void *)scp->sc->adp->va_window, FALSE); 2754 if (ISTEXTSC(scp)) 2755 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2756 #endif 2757 2758 /* move cursors to the initial positions */ 2759 if (col >= scp->xsize) 2760 col = 0; 2761 if (row >= scp->ysize) 2762 row = scp->ysize - 1; 2763 scp->xpos = col; 2764 scp->ypos = row; 2765 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2766 2767 if (bios_value.cursor_end < scp->font_size) 2768 sc->dflt_curs_attr.base = scp->font_size - 2769 bios_value.cursor_end - 1; 2770 else 2771 sc->dflt_curs_attr.base = 0; 2772 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2773 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2774 sc->dflt_curs_attr.flags = 0; 2775 sc->curs_attr = sc->dflt_curs_attr; 2776 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2777 2778 #ifndef SC_NO_SYSMOUSE 2779 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2780 #endif 2781 if (!ISGRAPHSC(scp)) { 2782 sc_set_cursor_image(scp); 2783 sc_draw_cursor_image(scp); 2784 } 2785 2786 /* save font and palette */ 2787 #ifndef SC_NO_FONT_LOADING 2788 sc->fonts_loaded = 0; 2789 if (ISFONTAVAIL(sc->adp->va_flags)) { 2790 #ifdef SC_DFLT_FONT 2791 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2792 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2793 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2794 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2795 if (scp->font_size < 14) { 2796 sc_load_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2797 } else if (scp->font_size >= 16) { 2798 sc_load_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2799 } else { 2800 sc_load_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2801 } 2802 #else /* !SC_DFLT_FONT */ 2803 if (scp->font_size < 14) { 2804 sc_save_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2805 sc->fonts_loaded = FONT_8; 2806 } else if (scp->font_size >= 16) { 2807 sc_save_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2808 sc->fonts_loaded = FONT_16; 2809 } else { 2810 sc_save_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2811 sc->fonts_loaded = FONT_14; 2812 } 2813 #endif /* SC_DFLT_FONT */ 2814 /* FONT KLUDGE: always use the font page #0. XXX */ 2815 sc_show_font(scp, 0); 2816 } 2817 #endif /* !SC_NO_FONT_LOADING */ 2818 2819 #ifndef SC_NO_PALETTE_LOADING 2820 vidd_save_palette(sc->adp, sc->palette); 2821 #endif 2822 2823 #ifdef DEV_SPLASH 2824 if (!(sc->flags & SC_SPLASH_SCRN)) { 2825 /* we are ready to put up the splash image! */ 2826 splash_init(sc->adp, scsplash_callback, sc); 2827 sc->flags |= SC_SPLASH_SCRN; 2828 } 2829 #endif 2830 } 2831 2832 /* the rest is not necessary, if we have done it once */ 2833 if (sc->flags & SC_INIT_DONE) 2834 return; 2835 2836 /* initialize mapscrn arrays to a one to one map */ 2837 for (i = 0; i < sizeof(sc->scr_map); i++) 2838 sc->scr_map[i] = sc->scr_rmap[i] = i; 2839 #ifdef PC98 2840 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2841 #endif 2842 2843 sc->flags |= SC_INIT_DONE; 2844 } 2845 2846 static void 2847 scterm(int unit, int flags) 2848 { 2849 sc_softc_t *sc; 2850 scr_stat *scp; 2851 2852 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2853 if (sc == NULL) 2854 return; /* shouldn't happen */ 2855 2856 #ifdef DEV_SPLASH 2857 /* this console is no longer available for the splash screen */ 2858 if (sc->flags & SC_SPLASH_SCRN) { 2859 splash_term(sc->adp); 2860 sc->flags &= ~SC_SPLASH_SCRN; 2861 } 2862 #endif 2863 2864 #if 0 /* XXX */ 2865 /* move the hardware cursor to the upper-left corner */ 2866 vidd_set_hw_cursor(sc->adp, 0, 0); 2867 #endif 2868 2869 /* release the keyboard and the video card */ 2870 if (sc->keyboard >= 0) 2871 kbd_release(sc->kbd, &sc->keyboard); 2872 if (sc->adapter >= 0) 2873 vid_release(sc->adp, &sc->adapter); 2874 2875 /* stop the terminal emulator, if any */ 2876 scp = sc_get_stat(sc->dev[0]); 2877 if (scp->tsw) 2878 (*scp->tsw->te_term)(scp, &scp->ts); 2879 if (scp->ts != NULL) 2880 free(scp->ts, M_DEVBUF); 2881 mtx_destroy(&scp->scr_lock); 2882 2883 /* clear the structure */ 2884 if (!(flags & SC_KERNEL_CONSOLE)) { 2885 /* XXX: We need delete_dev() for this */ 2886 free(sc->dev, M_DEVBUF); 2887 #if 0 2888 /* XXX: We need a ttyunregister for this */ 2889 free(sc->tty, M_DEVBUF); 2890 #endif 2891 #ifndef SC_NO_FONT_LOADING 2892 free(sc->font_8, M_DEVBUF); 2893 free(sc->font_14, M_DEVBUF); 2894 free(sc->font_16, M_DEVBUF); 2895 #endif 2896 /* XXX vtb, history */ 2897 } 2898 bzero(sc, sizeof(*sc)); 2899 sc->keyboard = -1; 2900 sc->adapter = -1; 2901 } 2902 2903 static void 2904 scshutdown(void *arg, int howto) 2905 { 2906 /* assert(sc_console != NULL) */ 2907 2908 sc_touch_scrn_saver(); 2909 if (!cold && sc_console 2910 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2911 && sc_console->smode.mode == VT_AUTO) 2912 sc_switch_scr(sc_console->sc, sc_console->index); 2913 shutdown_in_progress = TRUE; 2914 } 2915 2916 int 2917 sc_clean_up(scr_stat *scp) 2918 { 2919 #ifdef DEV_SPLASH 2920 int error; 2921 #endif 2922 2923 if (scp->sc->flags & SC_SCRN_BLANKED) { 2924 sc_touch_scrn_saver(); 2925 #ifdef DEV_SPLASH 2926 if ((error = wait_scrn_saver_stop(scp->sc))) 2927 return error; 2928 #endif 2929 } 2930 scp->status |= MOUSE_HIDDEN; 2931 sc_remove_mouse_image(scp); 2932 sc_remove_cutmarking(scp); 2933 return 0; 2934 } 2935 2936 void 2937 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2938 { 2939 sc_vtb_t new; 2940 sc_vtb_t old; 2941 2942 old = scp->vtb; 2943 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2944 if (!discard && (old.vtb_flags & VTB_VALID)) { 2945 /* retain the current cursor position and buffer contants */ 2946 scp->cursor_oldpos = scp->cursor_pos; 2947 /* 2948 * This works only if the old buffer has the same size as or larger 2949 * than the new one. XXX 2950 */ 2951 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2952 scp->vtb = new; 2953 } else { 2954 scp->vtb = new; 2955 sc_vtb_destroy(&old); 2956 } 2957 2958 #ifndef SC_NO_SYSMOUSE 2959 /* move the mouse cursor at the center of the screen */ 2960 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2961 #endif 2962 } 2963 2964 static scr_stat 2965 *alloc_scp(sc_softc_t *sc, int vty) 2966 { 2967 scr_stat *scp; 2968 2969 /* assert(sc_malloc) */ 2970 2971 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2972 init_scp(sc, vty, scp); 2973 2974 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2975 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2976 sc_init_emulator(scp, "*"); 2977 2978 #ifndef SC_NO_CUTPASTE 2979 sc_alloc_cut_buffer(scp, TRUE); 2980 #endif 2981 2982 #ifndef SC_NO_HISTORY 2983 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2984 #endif 2985 2986 return scp; 2987 } 2988 2989 static void 2990 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2991 { 2992 video_info_t info; 2993 2994 bzero(scp, sizeof(*scp)); 2995 2996 scp->index = vty; 2997 scp->sc = sc; 2998 scp->status = 0; 2999 scp->mode = sc->initial_mode; 3000 vidd_get_info(sc->adp, scp->mode, &info); 3001 if (info.vi_flags & V_INFO_GRAPHICS) { 3002 scp->status |= GRAPHICS_MODE; 3003 scp->xpixel = info.vi_width; 3004 scp->ypixel = info.vi_height; 3005 scp->xsize = info.vi_width/info.vi_cwidth; 3006 scp->ysize = info.vi_height/info.vi_cheight; 3007 scp->font_size = 0; 3008 scp->font = NULL; 3009 } else { 3010 scp->xsize = info.vi_width; 3011 scp->ysize = info.vi_height; 3012 scp->xpixel = scp->xsize*info.vi_cwidth; 3013 scp->ypixel = scp->ysize*info.vi_cheight; 3014 scp->font_size = info.vi_cheight; 3015 scp->font_width = info.vi_cwidth; 3016 if (info.vi_cheight < 14) { 3017 #ifndef SC_NO_FONT_LOADING 3018 scp->font = sc->font_8; 3019 #else 3020 scp->font = NULL; 3021 #endif 3022 } else if (info.vi_cheight >= 16) { 3023 #ifndef SC_NO_FONT_LOADING 3024 scp->font = sc->font_16; 3025 #else 3026 scp->font = NULL; 3027 #endif 3028 } else { 3029 #ifndef SC_NO_FONT_LOADING 3030 scp->font = sc->font_14; 3031 #else 3032 scp->font = NULL; 3033 #endif 3034 } 3035 } 3036 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3037 #ifndef __sparc64__ 3038 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3039 #endif 3040 scp->xoff = scp->yoff = 0; 3041 scp->xpos = scp->ypos = 0; 3042 scp->start = scp->xsize * scp->ysize - 1; 3043 scp->end = 0; 3044 scp->tsw = NULL; 3045 scp->ts = NULL; 3046 scp->rndr = NULL; 3047 scp->border = (SC_NORM_ATTR >> 4) & 0x0f; 3048 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3049 scp->mouse_cut_start = scp->xsize*scp->ysize; 3050 scp->mouse_cut_end = -1; 3051 scp->mouse_signal = 0; 3052 scp->mouse_pid = 0; 3053 scp->mouse_proc = NULL; 3054 scp->kbd_mode = K_XLATE; 3055 scp->bell_pitch = bios_value.bell_pitch; 3056 scp->bell_duration = BELL_DURATION; 3057 scp->status |= (bios_value.shift_state & NLKED); 3058 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3059 scp->pid = 0; 3060 scp->proc = NULL; 3061 scp->smode.mode = VT_AUTO; 3062 scp->history = NULL; 3063 scp->history_pos = 0; 3064 scp->history_size = 0; 3065 3066 mtx_init(&scp->scr_lock, "scrlock", NULL, MTX_SPIN); 3067 } 3068 3069 int 3070 sc_init_emulator(scr_stat *scp, char *name) 3071 { 3072 sc_term_sw_t *sw; 3073 sc_rndr_sw_t *rndr; 3074 void *p; 3075 int error; 3076 3077 if (name == NULL) /* if no name is given, use the current emulator */ 3078 sw = scp->tsw; 3079 else /* ...otherwise find the named emulator */ 3080 sw = sc_term_match(name); 3081 if (sw == NULL) 3082 return EINVAL; 3083 3084 rndr = NULL; 3085 if (strcmp(sw->te_renderer, "*") != 0) { 3086 rndr = sc_render_match(scp, sw->te_renderer, 3087 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3088 } 3089 if (rndr == NULL) { 3090 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3091 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3092 if (rndr == NULL) 3093 return ENODEV; 3094 } 3095 3096 if (sw == scp->tsw) { 3097 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3098 scp->rndr = rndr; 3099 scp->rndr->init(scp); 3100 sc_clear_screen(scp); 3101 /* assert(error == 0); */ 3102 return error; 3103 } 3104 3105 if (sc_malloc && (sw->te_size > 0)) 3106 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3107 else 3108 p = NULL; 3109 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3110 if (error) 3111 return error; 3112 3113 if (scp->tsw) 3114 (*scp->tsw->te_term)(scp, &scp->ts); 3115 if (scp->ts != NULL) 3116 free(scp->ts, M_DEVBUF); 3117 scp->tsw = sw; 3118 scp->ts = p; 3119 scp->rndr = rndr; 3120 scp->rndr->init(scp); 3121 3122 /* XXX */ 3123 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3124 sc_clear_screen(scp); 3125 3126 return 0; 3127 } 3128 3129 /* 3130 * scgetc(flags) - get character from keyboard. 3131 * If flags & SCGETC_CN, then avoid harmful side effects. 3132 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3133 * return NOKEY if there is nothing there. 3134 */ 3135 static u_int 3136 scgetc(sc_softc_t *sc, u_int flags) 3137 { 3138 scr_stat *scp; 3139 #ifndef SC_NO_HISTORY 3140 struct tty *tp; 3141 #endif 3142 u_int c; 3143 int this_scr; 3144 int f; 3145 int i; 3146 3147 if (sc->kbd == NULL) 3148 return NOKEY; 3149 3150 next_code: 3151 #if 1 3152 /* I don't like this, but... XXX */ 3153 if (flags & SCGETC_CN) 3154 sccnupdate(sc->cur_scp); 3155 #endif 3156 scp = sc->cur_scp; 3157 /* first see if there is something in the keyboard port */ 3158 for (;;) { 3159 c = kbdd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3160 if (c == ERRKEY) { 3161 if (!(flags & SCGETC_CN)) 3162 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3163 } else if (c == NOKEY) 3164 return c; 3165 else 3166 break; 3167 } 3168 3169 /* make screensaver happy */ 3170 if (!(c & RELKEY)) 3171 sc_touch_scrn_saver(); 3172 3173 if (!(flags & SCGETC_CN)) 3174 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3175 3176 if (scp->kbd_mode != K_XLATE) 3177 return KEYCHAR(c); 3178 3179 /* if scroll-lock pressed allow history browsing */ 3180 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3181 3182 scp->status &= ~CURSOR_ENABLED; 3183 sc_remove_cursor_image(scp); 3184 3185 #ifndef SC_NO_HISTORY 3186 if (!(scp->status & BUFFER_SAVED)) { 3187 scp->status |= BUFFER_SAVED; 3188 sc_hist_save(scp); 3189 } 3190 switch (c) { 3191 /* FIXME: key codes */ 3192 case SPCLKEY | FKEY | F(49): /* home key */ 3193 sc_remove_cutmarking(scp); 3194 sc_hist_home(scp); 3195 goto next_code; 3196 3197 case SPCLKEY | FKEY | F(57): /* end key */ 3198 sc_remove_cutmarking(scp); 3199 sc_hist_end(scp); 3200 goto next_code; 3201 3202 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3203 sc_remove_cutmarking(scp); 3204 if (sc_hist_up_line(scp)) 3205 if (!(flags & SCGETC_CN)) 3206 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3207 goto next_code; 3208 3209 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3210 sc_remove_cutmarking(scp); 3211 if (sc_hist_down_line(scp)) 3212 if (!(flags & SCGETC_CN)) 3213 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3214 goto next_code; 3215 3216 case SPCLKEY | FKEY | F(51): /* page up key */ 3217 sc_remove_cutmarking(scp); 3218 for (i=0; i<scp->ysize; i++) 3219 if (sc_hist_up_line(scp)) { 3220 if (!(flags & SCGETC_CN)) 3221 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3222 break; 3223 } 3224 goto next_code; 3225 3226 case SPCLKEY | FKEY | F(59): /* page down key */ 3227 sc_remove_cutmarking(scp); 3228 for (i=0; i<scp->ysize; i++) 3229 if (sc_hist_down_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 #endif /* SC_NO_HISTORY */ 3237 } 3238 3239 /* 3240 * Process and consume special keys here. Return a plain char code 3241 * or a char code with the META flag or a function key code. 3242 */ 3243 if (c & RELKEY) { 3244 /* key released */ 3245 /* goto next_code */ 3246 } else { 3247 /* key pressed */ 3248 if (c & SPCLKEY) { 3249 c &= ~SPCLKEY; 3250 switch (KEYCHAR(c)) { 3251 /* LOCKING KEYS */ 3252 case NLK: case CLK: case ALK: 3253 break; 3254 case SLK: 3255 kbdd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3256 if (f & SLKED) { 3257 scp->status |= SLKED; 3258 } else { 3259 if (scp->status & SLKED) { 3260 scp->status &= ~SLKED; 3261 #ifndef SC_NO_HISTORY 3262 if (scp->status & BUFFER_SAVED) { 3263 if (!sc_hist_restore(scp)) 3264 sc_remove_cutmarking(scp); 3265 scp->status &= ~BUFFER_SAVED; 3266 scp->status |= CURSOR_ENABLED; 3267 sc_draw_cursor_image(scp); 3268 } 3269 tp = SC_DEV(sc, scp->index); 3270 if (tty_opened(tp)) 3271 sctty_outwakeup(tp); 3272 #endif 3273 } 3274 } 3275 break; 3276 3277 case PASTE: 3278 #ifndef SC_NO_CUTPASTE 3279 sc_mouse_paste(scp); 3280 #endif 3281 break; 3282 3283 /* NON-LOCKING KEYS */ 3284 case NOP: 3285 case LSH: case RSH: case LCTR: case RCTR: 3286 case LALT: case RALT: case ASH: case META: 3287 break; 3288 3289 case BTAB: 3290 if (!(sc->flags & SC_SCRN_BLANKED)) 3291 return c; 3292 break; 3293 3294 case SPSC: 3295 #ifdef DEV_SPLASH 3296 /* force activatation/deactivation of the screen saver */ 3297 if (!(sc->flags & SC_SCRN_BLANKED)) { 3298 run_scrn_saver = TRUE; 3299 sc->scrn_time_stamp -= scrn_blank_time; 3300 } 3301 if (cold) { 3302 /* 3303 * While devices are being probed, the screen saver need 3304 * to be invoked explictly. XXX 3305 */ 3306 if (sc->flags & SC_SCRN_BLANKED) { 3307 scsplash_stick(FALSE); 3308 stop_scrn_saver(sc, current_saver); 3309 } else { 3310 if (!ISGRAPHSC(scp)) { 3311 scsplash_stick(TRUE); 3312 (*current_saver)(sc, TRUE); 3313 } 3314 } 3315 } 3316 #endif /* DEV_SPLASH */ 3317 break; 3318 3319 case RBT: 3320 #ifndef SC_DISABLE_REBOOT 3321 if (enable_reboot) 3322 shutdown_nice(0); 3323 #endif 3324 break; 3325 3326 case HALT: 3327 #ifndef SC_DISABLE_REBOOT 3328 if (enable_reboot) 3329 shutdown_nice(RB_HALT); 3330 #endif 3331 break; 3332 3333 case PDWN: 3334 #ifndef SC_DISABLE_REBOOT 3335 if (enable_reboot) 3336 shutdown_nice(RB_HALT|RB_POWEROFF); 3337 #endif 3338 break; 3339 3340 case SUSP: 3341 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3342 break; 3343 case STBY: 3344 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3345 break; 3346 3347 case DBG: 3348 #ifndef SC_DISABLE_KDBKEY 3349 if (enable_kdbkey) 3350 kdb_enter(KDB_WHY_BREAK, "manual escape to debugger"); 3351 #endif 3352 break; 3353 3354 case PNC: 3355 if (enable_panic_key) 3356 panic("Forced by the panic key"); 3357 break; 3358 3359 case NEXT: 3360 this_scr = scp->index; 3361 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3362 sc->first_vty + i != this_scr; 3363 i = (i + 1)%sc->vtys) { 3364 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3365 if (tty_opened(tp)) { 3366 sc_switch_scr(scp->sc, sc->first_vty + i); 3367 break; 3368 } 3369 } 3370 break; 3371 3372 case PREV: 3373 this_scr = scp->index; 3374 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3375 sc->first_vty + i != this_scr; 3376 i = (i + sc->vtys - 1)%sc->vtys) { 3377 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3378 if (tty_opened(tp)) { 3379 sc_switch_scr(scp->sc, sc->first_vty + i); 3380 break; 3381 } 3382 } 3383 break; 3384 3385 default: 3386 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3387 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3388 break; 3389 } 3390 /* assert(c & FKEY) */ 3391 if (!(sc->flags & SC_SCRN_BLANKED)) 3392 return c; 3393 break; 3394 } 3395 /* goto next_code */ 3396 } else { 3397 /* regular keys (maybe MKEY is set) */ 3398 if (!(sc->flags & SC_SCRN_BLANKED)) 3399 return c; 3400 } 3401 } 3402 3403 goto next_code; 3404 } 3405 3406 static int 3407 sctty_mmap(struct tty *tp, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3408 { 3409 scr_stat *scp; 3410 3411 scp = sc_get_stat(tp); 3412 if (scp != scp->sc->cur_scp) 3413 return -1; 3414 return vidd_mmap(scp->sc->adp, offset, paddr, nprot); 3415 } 3416 3417 static int 3418 save_kbd_state(scr_stat *scp) 3419 { 3420 int state; 3421 int error; 3422 3423 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3424 if (error == ENOIOCTL) 3425 error = ENODEV; 3426 if (error == 0) { 3427 scp->status &= ~LOCK_MASK; 3428 scp->status |= state; 3429 } 3430 return error; 3431 } 3432 3433 static int 3434 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3435 { 3436 int state; 3437 int error; 3438 3439 if (mask != LOCK_MASK) { 3440 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3441 if (error == ENOIOCTL) 3442 error = ENODEV; 3443 if (error) 3444 return error; 3445 state &= ~mask; 3446 state |= new_bits & mask; 3447 } else { 3448 state = new_bits & LOCK_MASK; 3449 } 3450 error = kbdd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3451 if (error == ENOIOCTL) 3452 error = ENODEV; 3453 return error; 3454 } 3455 3456 static int 3457 update_kbd_leds(scr_stat *scp, int which) 3458 { 3459 int error; 3460 3461 which &= LOCK_MASK; 3462 error = kbdd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3463 if (error == ENOIOCTL) 3464 error = ENODEV; 3465 return error; 3466 } 3467 3468 int 3469 set_mode(scr_stat *scp) 3470 { 3471 video_info_t info; 3472 3473 /* reject unsupported mode */ 3474 if (vidd_get_info(scp->sc->adp, scp->mode, &info)) 3475 return 1; 3476 3477 /* if this vty is not currently showing, do nothing */ 3478 if (scp != scp->sc->cur_scp) 3479 return 0; 3480 3481 /* setup video hardware for the given mode */ 3482 vidd_set_mode(scp->sc->adp, scp->mode); 3483 scp->rndr->init(scp); 3484 #ifndef __sparc64__ 3485 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3486 (void *)scp->sc->adp->va_window, FALSE); 3487 #endif 3488 3489 #ifndef SC_NO_FONT_LOADING 3490 /* load appropriate font */ 3491 if (!(scp->status & GRAPHICS_MODE)) { 3492 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3493 if (scp->font_size < 14) { 3494 if (scp->sc->fonts_loaded & FONT_8) 3495 sc_load_font(scp, 0, 8, 8, scp->sc->font_8, 0, 256); 3496 } else if (scp->font_size >= 16) { 3497 if (scp->sc->fonts_loaded & FONT_16) 3498 sc_load_font(scp, 0, 16, 8, scp->sc->font_16, 0, 256); 3499 } else { 3500 if (scp->sc->fonts_loaded & FONT_14) 3501 sc_load_font(scp, 0, 14, 8, scp->sc->font_14, 0, 256); 3502 } 3503 /* 3504 * FONT KLUDGE: 3505 * This is an interim kludge to display correct font. 3506 * Always use the font page #0 on the video plane 2. 3507 * Somehow we cannot show the font in other font pages on 3508 * some video cards... XXX 3509 */ 3510 sc_show_font(scp, 0); 3511 } 3512 mark_all(scp); 3513 } 3514 #endif /* !SC_NO_FONT_LOADING */ 3515 3516 sc_set_border(scp, scp->border); 3517 sc_set_cursor_image(scp); 3518 3519 return 0; 3520 } 3521 3522 void 3523 sc_set_border(scr_stat *scp, int color) 3524 { 3525 SC_VIDEO_LOCK(scp->sc); 3526 (*scp->rndr->draw_border)(scp, color); 3527 SC_VIDEO_UNLOCK(scp->sc); 3528 } 3529 3530 #ifndef SC_NO_FONT_LOADING 3531 void 3532 sc_load_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3533 int base, int count) 3534 { 3535 sc_softc_t *sc; 3536 3537 sc = scp->sc; 3538 sc->font_loading_in_progress = TRUE; 3539 vidd_load_font(sc->adp, page, size, width, buf, base, count); 3540 sc->font_loading_in_progress = FALSE; 3541 } 3542 3543 void 3544 sc_save_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3545 int base, int count) 3546 { 3547 sc_softc_t *sc; 3548 3549 sc = scp->sc; 3550 sc->font_loading_in_progress = TRUE; 3551 vidd_save_font(sc->adp, page, size, width, buf, base, count); 3552 sc->font_loading_in_progress = FALSE; 3553 } 3554 3555 void 3556 sc_show_font(scr_stat *scp, int page) 3557 { 3558 vidd_show_font(scp->sc->adp, page); 3559 } 3560 #endif /* !SC_NO_FONT_LOADING */ 3561 3562 void 3563 sc_paste(scr_stat *scp, u_char *p, int count) 3564 { 3565 struct tty *tp; 3566 u_char *rmap; 3567 3568 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 3569 if (!tty_opened(tp)) 3570 return; 3571 rmap = scp->sc->scr_rmap; 3572 for (; count > 0; --count) 3573 ttydisc_rint(tp, rmap[*p++], 0); 3574 ttydisc_rint_done(tp); 3575 } 3576 3577 void 3578 sc_bell(scr_stat *scp, int pitch, int duration) 3579 { 3580 if (cold || shutdown_in_progress || !enable_bell) 3581 return; 3582 3583 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3584 return; 3585 3586 if (scp->sc->flags & SC_VISUAL_BELL) { 3587 if (scp->sc->blink_in_progress) 3588 return; 3589 scp->sc->blink_in_progress = 3; 3590 if (scp != scp->sc->cur_scp) 3591 scp->sc->blink_in_progress += 2; 3592 blink_screen(scp->sc->cur_scp); 3593 } else if (duration != 0 && pitch != 0) { 3594 if (scp != scp->sc->cur_scp) 3595 pitch *= 2; 3596 sysbeep(1193182 / pitch, duration); 3597 } 3598 } 3599 3600 static void 3601 blink_screen(void *arg) 3602 { 3603 scr_stat *scp = arg; 3604 struct tty *tp; 3605 3606 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3607 scp->sc->blink_in_progress = 0; 3608 mark_all(scp); 3609 tp = SC_DEV(scp->sc, scp->index); 3610 if (tty_opened(tp)) 3611 sctty_outwakeup(tp); 3612 if (scp->sc->delayed_next_scr) 3613 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3614 } 3615 else { 3616 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3617 scp->sc->blink_in_progress & 1); 3618 scp->sc->blink_in_progress--; 3619 timeout(blink_screen, scp, hz / 10); 3620 } 3621 } 3622 3623 /* 3624 * Until sc_attach_unit() gets called no dev structures will be available 3625 * to store the per-screen current status. This is the case when the 3626 * kernel is initially booting and needs access to its console. During 3627 * this early phase of booting the console's current status is kept in 3628 * one statically defined scr_stat structure, and any pointers to the 3629 * dev structures will be NULL. 3630 */ 3631 3632 static scr_stat * 3633 sc_get_stat(struct tty *tp) 3634 { 3635 if (tp == NULL) 3636 return (&main_console); 3637 return (SC_STAT(tp)); 3638 } 3639 3640 /* 3641 * Allocate active keyboard. Try to allocate "kbdmux" keyboard first, and, 3642 * if found, add all non-busy keyboards to "kbdmux". Otherwise look for 3643 * any keyboard. 3644 */ 3645 3646 static int 3647 sc_allocate_keyboard(sc_softc_t *sc, int unit) 3648 { 3649 int idx0, idx; 3650 keyboard_t *k0, *k; 3651 keyboard_info_t ki; 3652 3653 idx0 = kbd_allocate("kbdmux", -1, (void *)&sc->keyboard, sckbdevent, sc); 3654 if (idx0 != -1) { 3655 k0 = kbd_get_keyboard(idx0); 3656 3657 for (idx = kbd_find_keyboard2("*", -1, 0); 3658 idx != -1; 3659 idx = kbd_find_keyboard2("*", -1, idx + 1)) { 3660 k = kbd_get_keyboard(idx); 3661 3662 if (idx == idx0 || KBD_IS_BUSY(k)) 3663 continue; 3664 3665 bzero(&ki, sizeof(ki)); 3666 strcpy(ki.kb_name, k->kb_name); 3667 ki.kb_unit = k->kb_unit; 3668 3669 kbdd_ioctl(k0, KBADDKBD, (caddr_t) &ki); 3670 } 3671 } else 3672 idx0 = kbd_allocate("*", unit, (void *)&sc->keyboard, sckbdevent, sc); 3673 3674 return (idx0); 3675 } 3676