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