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