syscons.c revision 198421
1/*- 2 * Copyright (c) 1992-1998 S�ren Schmidt 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to The DragonFly Project 6 * by Sascha Wildner <saw@online.de> 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer, 13 * without modification, immediately at the beginning of the file. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. The name of the author may not be used to endorse or promote products 18 * derived from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#include <sys/cdefs.h> 33__FBSDID("$FreeBSD: head/sys/dev/syscons/syscons.c 198421 2009-10-23 18:53:21Z jkim $"); 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 89typedef struct default_attr { 90 int std_color; /* normal hardware color */ 91 int rev_color; /* reverse hardware color */ 92} default_attr; 93 94static default_attr user_default = { 95 SC_NORM_ATTR, 96 SC_NORM_REV_ATTR, 97}; 98 99static int sc_console_unit = -1; 100static int sc_saver_keyb_only = 1; 101static scr_stat *sc_console; 102static struct consdev *sc_consptr; 103static scr_stat main_console; 104static struct tty *main_devs[MAXCONS]; 105 106static char init_done = COLD; 107static char shutdown_in_progress = FALSE; 108static char sc_malloc = FALSE; 109 110static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 111static int run_scrn_saver = FALSE; /* should run the saver? */ 112static int enable_bell = TRUE; /* enable beeper */ 113 114#ifndef SC_DISABLE_REBOOT 115static int enable_reboot = TRUE; /* enable keyboard reboot */ 116#endif 117 118#ifndef SC_DISABLE_KDBKEY 119static int enable_kdbkey = TRUE; /* enable keyboard debug */ 120#endif 121 122static long scrn_blank_time = 0; /* screen saver timeout value */ 123#ifdef DEV_SPLASH 124static int scrn_blanked; /* # of blanked screen */ 125static int sticky_splash = FALSE; 126 127static void none_saver(sc_softc_t *sc, int blank) { } 128static void (*current_saver)(sc_softc_t *, int) = none_saver; 129#endif 130 131SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 132SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 133SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 134 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 135SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 136 0, "enable bell"); 137#ifndef SC_DISABLE_REBOOT 138SYSCTL_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 142SYSCTL_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 151static bios_values_t bios_value; 152 153static int enable_panic_key; 154SYSCTL_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 161static int debugger; 162 163/* prototypes */ 164static int sc_allocate_keyboard(sc_softc_t *sc, int unit); 165static int scvidprobe(int unit, int flags, int cons); 166static int sckbdprobe(int unit, int flags, int cons); 167static void scmeminit(void *arg); 168static int scdevtounit(struct tty *tp); 169static kbd_callback_func_t sckbdevent; 170static void scinit(int unit, int flags); 171static scr_stat *sc_get_stat(struct tty *tp); 172static void scterm(int unit, int flags); 173static void scshutdown(void *arg, int howto); 174static u_int scgetc(sc_softc_t *sc, u_int flags); 175#define SCGETC_CN 1 176#define SCGETC_NONBLOCK 2 177static void sccnupdate(scr_stat *scp); 178static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 179static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 180static timeout_t scrn_timer; 181static int and_region(int *s1, int *e1, int s2, int e2); 182static void scrn_update(scr_stat *scp, int show_cursor); 183 184#ifdef DEV_SPLASH 185static int scsplash_callback(int event, void *arg); 186static void scsplash_saver(sc_softc_t *sc, int show); 187static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 188static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 189static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 190static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 191static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 192static 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 198static int do_switch_scr(sc_softc_t *sc, int s); 199static int vt_proc_alive(scr_stat *scp); 200static int signal_vt_rel(scr_stat *scp); 201static int signal_vt_acq(scr_stat *scp); 202static int finish_vt_rel(scr_stat *scp, int release, int *s); 203static int finish_vt_acq(scr_stat *scp); 204static void exchange_scr(sc_softc_t *sc); 205static void update_cursor_image(scr_stat *scp); 206static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 207static int save_kbd_state(scr_stat *scp); 208static int update_kbd_state(scr_stat *scp, int state, int mask); 209static int update_kbd_leds(scr_stat *scp, int which); 210static timeout_t blink_screen; 211static struct tty *sc_alloc_tty(int, int); 212 213static cn_probe_t sc_cnprobe; 214static cn_init_t sc_cninit; 215static cn_term_t sc_cnterm; 216static cn_getc_t sc_cngetc; 217static cn_putc_t sc_cnputc; 218 219CONSOLE_DRIVER(sc); 220 221static tsw_open_t sctty_open; 222static tsw_close_t sctty_close; 223static tsw_outwakeup_t sctty_outwakeup; 224static tsw_ioctl_t sctty_ioctl; 225static tsw_mmap_t sctty_mmap; 226 227static 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 235static d_ioctl_t consolectl_ioctl; 236 237static 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 244int 245sc_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 */ 260static int 261scvidprobe(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 */ 276static int 277sckbdprobe(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 285static 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 309static void 310sctty_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 328static struct tty * 329sc_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 347static int 348sc_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 379int 380sc_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 sc->initial_mode = vmode; 418#ifdef DEV_SPLASH 419 /* put up the splash again! */ 420 if (sc->flags & SC_SPLASH_SCRN) 421 splash_init(sc->adp, scsplash_callback, sc); 422#endif 423 } 424 } 425#endif /* SC_PIXEL_MODE */ 426 427 /* initialize cursor */ 428 if (!ISGRAPHSC(scp)) 429 update_cursor_image(scp); 430 431 /* get screen update going */ 432 scrn_timer(sc); 433 434 /* set up the keyboard */ 435 kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 436 update_kbd_state(scp, scp->status, LOCK_MASK); 437 438 printf("%s%d: %s <%d virtual consoles, flags=0x%x>\n", 439 SC_DRIVER_NAME, unit, adapter_name(sc->adp), sc->vtys, sc->config); 440 if (bootverbose) { 441 printf("%s%d:", SC_DRIVER_NAME, unit); 442 if (sc->adapter >= 0) 443 printf(" fb%d", sc->adapter); 444 if (sc->keyboard >= 0) 445 printf(", kbd%d", sc->keyboard); 446 if (scp->tsw) 447 printf(", terminal emulator: %s (%s)", 448 scp->tsw->te_name, scp->tsw->te_desc); 449 printf("\n"); 450 } 451 452 /* register a shutdown callback for the kernel console */ 453 if (sc_console_unit == unit) 454 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 455 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 456 457 for (vc = 0; vc < sc->vtys; vc++) { 458 if (sc->dev[vc] == NULL) { 459 sc->dev[vc] = sc_alloc_tty(vc, vc + unit * MAXCONS); 460 if (vc == 0 && sc->dev == main_devs) 461 SC_STAT(sc->dev[0]) = &main_console; 462 } 463 /* 464 * The first vty already has struct tty and scr_stat initialized 465 * in scinit(). The other vtys will have these structs when 466 * first opened. 467 */ 468 } 469 470 dev = make_dev(&consolectl_devsw, 0, UID_ROOT, GID_WHEEL, 0600, 471 "consolectl"); 472 dev->si_drv1 = sc->dev[0]; 473 474 return 0; 475} 476 477static void 478scmeminit(void *arg) 479{ 480 if (sc_malloc) 481 return; 482 sc_malloc = TRUE; 483 484 /* 485 * As soon as malloc() becomes functional, we had better allocate 486 * various buffers for the kernel console. 487 */ 488 489 if (sc_console_unit < 0) /* sc_console == NULL */ 490 return; 491 492 /* copy the temporary buffer to the final buffer */ 493 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 494 495#ifndef SC_NO_CUTPASTE 496 sc_alloc_cut_buffer(sc_console, FALSE); 497#endif 498 499#ifndef SC_NO_HISTORY 500 /* initialize history buffer & pointers */ 501 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 502#endif 503} 504 505/* XXX */ 506SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 507 508static int 509scdevtounit(struct tty *tp) 510{ 511 int vty = SC_VTY(tp); 512 513 if (vty == SC_CONSOLECTL) 514 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 515 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 516 return -1; 517 else 518 return vty/MAXCONS; 519} 520 521static int 522sctty_open(struct tty *tp) 523{ 524 int unit = scdevtounit(tp); 525 sc_softc_t *sc; 526 scr_stat *scp; 527#ifndef __sparc64__ 528 keyarg_t key; 529#endif 530 531 DPRINTF(5, ("scopen: dev:%s, unit:%d, vty:%d\n", 532 devtoname(tp->t_dev), unit, SC_VTY(tp))); 533 534 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 535 if (sc == NULL) 536 return ENXIO; 537 538 if (!tty_opened(tp)) { 539 /* Use the current setting of the <-- key as default VERASE. */ 540 /* If the Delete key is preferable, an stty is necessary */ 541#ifndef __sparc64__ 542 if (sc->kbd != NULL) { 543 key.keynum = KEYCODE_BS; 544 kbdd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 545 tp->t_termios.c_cc[VERASE] = key.key.map[0]; 546 } 547#endif 548 } 549 550 scp = sc_get_stat(tp); 551 if (scp == NULL) { 552 scp = SC_STAT(tp) = alloc_scp(sc, SC_VTY(tp)); 553 if (ISGRAPHSC(scp)) 554 sc_set_pixel_mode(scp, NULL, 0, 0, 16, 8); 555 } 556 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 557 tp->t_winsize.ws_col = scp->xsize; 558 tp->t_winsize.ws_row = scp->ysize; 559 } 560 561 return (0); 562} 563 564static void 565sctty_close(struct tty *tp) 566{ 567 scr_stat *scp; 568 int s; 569 570 if (SC_VTY(tp) != SC_CONSOLECTL) { 571 scp = sc_get_stat(tp); 572 /* were we in the middle of the VT switching process? */ 573 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 574 s = spltty(); 575 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 576 cnavailable(sc_consptr, TRUE); 577 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 578 DPRINTF(5, ("reset WAIT_REL, ")); 579 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 580 DPRINTF(5, ("reset WAIT_ACQ, ")); 581#ifdef not_yet_done 582 if (scp == &main_console) { 583 scp->pid = 0; 584 scp->proc = NULL; 585 scp->smode.mode = VT_AUTO; 586 } 587 else { 588 sc_vtb_destroy(&scp->vtb); 589#ifndef __sparc64__ 590 sc_vtb_destroy(&scp->scr); 591#endif 592 sc_free_history_buffer(scp, scp->ysize); 593 SC_STAT(tp) = NULL; 594 free(scp, M_DEVBUF); 595 } 596#else 597 scp->pid = 0; 598 scp->proc = NULL; 599 scp->smode.mode = VT_AUTO; 600#endif 601 scp->kbd_mode = K_XLATE; 602 if (scp == scp->sc->cur_scp) 603 kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 604 DPRINTF(5, ("done.\n")); 605 } 606} 607 608#if 0 /* XXX mpsafetty: fix screensaver. What about outwakeup? */ 609static int 610scread(struct cdev *dev, struct uio *uio, int flag) 611{ 612 if (!sc_saver_keyb_only) 613 sc_touch_scrn_saver(); 614 return ttyread(dev, uio, flag); 615} 616#endif 617 618static int 619sckbdevent(keyboard_t *thiskbd, int event, void *arg) 620{ 621 sc_softc_t *sc; 622 struct tty *cur_tty; 623 int c, error = 0; 624 size_t len; 625 u_char *cp; 626 627 sc = (sc_softc_t *)arg; 628 /* assert(thiskbd == sc->kbd) */ 629 630 mtx_lock(&Giant); 631 632 switch (event) { 633 case KBDIO_KEYINPUT: 634 break; 635 case KBDIO_UNLOADING: 636 sc->kbd = NULL; 637 sc->keyboard = -1; 638 kbd_release(thiskbd, (void *)&sc->keyboard); 639 goto done; 640 default: 641 error = EINVAL; 642 goto done; 643 } 644 645 /* 646 * Loop while there is still input to get from the keyboard. 647 * I don't think this is nessesary, and it doesn't fix 648 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 649 */ 650 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 651 652 cur_tty = SC_DEV(sc, sc->cur_scp->index); 653 if (!tty_opened(cur_tty)) 654 continue; 655 656 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 657 continue; 658 659 switch (KEYFLAGS(c)) { 660 case 0x0000: /* normal key */ 661 ttydisc_rint(cur_tty, KEYCHAR(c), 0); 662 break; 663 case FKEY: /* function key, return string */ 664 cp = kbdd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 665 if (cp != NULL) 666 ttydisc_rint_simple(cur_tty, cp, len); 667 break; 668 case MKEY: /* meta is active, prepend ESC */ 669 ttydisc_rint(cur_tty, 0x1b, 0); 670 ttydisc_rint(cur_tty, KEYCHAR(c), 0); 671 break; 672 case BKEY: /* backtab fixed sequence (esc [ Z) */ 673 ttydisc_rint(cur_tty, 0x1b, 0); 674 ttydisc_rint(cur_tty, '[', 0); 675 ttydisc_rint(cur_tty, 'Z', 0); 676 break; 677 } 678 679 ttydisc_rint_done(cur_tty); 680 } 681 682 sc->cur_scp->status |= MOUSE_HIDDEN; 683 684done: 685 mtx_unlock(&Giant); 686 return (error); 687} 688 689static int 690sctty_ioctl(struct tty *tp, u_long cmd, caddr_t data, struct thread *td) 691{ 692 int error; 693 int i; 694 sc_softc_t *sc; 695 scr_stat *scp; 696 int s; 697#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 698 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 699 int ival; 700#endif 701 702 /* If there is a user_ioctl function call that first */ 703 if (sc_user_ioctl) { 704 error = (*sc_user_ioctl)(tp, cmd, data, td); 705 if (error != ENOIOCTL) 706 return error; 707 } 708 709 error = sc_vid_ioctl(tp, cmd, data, td); 710 if (error != ENOIOCTL) 711 return error; 712 713#ifndef SC_NO_HISTORY 714 error = sc_hist_ioctl(tp, cmd, data, td); 715 if (error != ENOIOCTL) 716 return error; 717#endif 718 719#ifndef SC_NO_SYSMOUSE 720 error = sc_mouse_ioctl(tp, cmd, data, td); 721 if (error != ENOIOCTL) 722 return error; 723#endif 724 725 scp = sc_get_stat(tp); 726 /* assert(scp != NULL) */ 727 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 728 sc = scp->sc; 729 730 if (scp->tsw) { 731 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, td); 732 if (error != ENOIOCTL) 733 return error; 734 } 735 736 switch (cmd) { /* process console hardware related ioctl's */ 737 738 case GIO_ATTR: /* get current attributes */ 739 /* this ioctl is not processed here, but in the terminal emulator */ 740 return ENOTTY; 741 742 case GIO_COLOR: /* is this a color console ? */ 743 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 744 return 0; 745 746 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 747 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 748 return EINVAL; 749 s = spltty(); 750 scrn_blank_time = *(int *)data; 751 run_scrn_saver = (scrn_blank_time != 0); 752 splx(s); 753 return 0; 754 755 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 756 s = spltty(); 757 *(int *)data &= CONS_CURSOR_ATTRS; 758 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 759 splx(s); 760 return 0; 761 762 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 763 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 764 ((int *)data)[0] = scp->curr_curs_attr.flags; 765 ((int *)data)[1] = scp->curr_curs_attr.base; 766 ((int *)data)[2] = scp->curr_curs_attr.height; 767 } else { 768 ((int *)data)[0] = sc->curs_attr.flags; 769 ((int *)data)[1] = sc->curs_attr.base; 770 ((int *)data)[2] = sc->curs_attr.height; 771 } 772 return 0; 773 774 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 775 s = spltty(); 776 sc_change_cursor_shape(scp, ((int *)data)[0], 777 ((int *)data)[1], ((int *)data)[2]); 778 splx(s); 779 return 0; 780 781 case CONS_BELLTYPE: /* set bell type sound/visual */ 782 if ((*(int *)data) & CONS_VISUAL_BELL) 783 sc->flags |= SC_VISUAL_BELL; 784 else 785 sc->flags &= ~SC_VISUAL_BELL; 786 if ((*(int *)data) & CONS_QUIET_BELL) 787 sc->flags |= SC_QUIET_BELL; 788 else 789 sc->flags &= ~SC_QUIET_BELL; 790 return 0; 791 792 case CONS_GETINFO: /* get current (virtual) console info */ 793 { 794 vid_info_t *ptr = (vid_info_t*)data; 795 if (ptr->size == sizeof(struct vid_info)) { 796 ptr->m_num = sc->cur_scp->index; 797 ptr->font_size = scp->font_size; 798 ptr->mv_col = scp->xpos; 799 ptr->mv_row = scp->ypos; 800 ptr->mv_csz = scp->xsize; 801 ptr->mv_rsz = scp->ysize; 802 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 803 /* 804 * The following fields are filled by the terminal emulator. XXX 805 * 806 * ptr->mv_norm.fore 807 * ptr->mv_norm.back 808 * ptr->mv_rev.fore 809 * ptr->mv_rev.back 810 */ 811 ptr->mv_grfc.fore = 0; /* not supported */ 812 ptr->mv_grfc.back = 0; /* not supported */ 813 ptr->mv_ovscan = scp->border; 814 if (scp == sc->cur_scp) 815 save_kbd_state(scp); 816 ptr->mk_keylock = scp->status & LOCK_MASK; 817 return 0; 818 } 819 return EINVAL; 820 } 821 822 case CONS_GETVERS: /* get version number */ 823 *(int*)data = 0x200; /* version 2.0 */ 824 return 0; 825 826 case CONS_IDLE: /* see if the screen has been idle */ 827 /* 828 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 829 * the user process may have been writing something on the 830 * screen and syscons is not aware of it. Declare the screen 831 * is NOT idle if it is in one of these modes. But there is 832 * an exception to it; if a screen saver is running in the 833 * graphics mode in the current screen, we should say that the 834 * screen has been idle. 835 */ 836 *(int *)data = (sc->flags & SC_SCRN_IDLE) 837 && (!ISGRAPHSC(sc->cur_scp) 838 || (sc->cur_scp->status & SAVER_RUNNING)); 839 return 0; 840 841 case CONS_SAVERMODE: /* set saver mode */ 842 switch(*(int *)data) { 843 case CONS_NO_SAVER: 844 case CONS_USR_SAVER: 845 /* if a LKM screen saver is running, stop it first. */ 846 scsplash_stick(FALSE); 847 saver_mode = *(int *)data; 848 s = spltty(); 849#ifdef DEV_SPLASH 850 if ((error = wait_scrn_saver_stop(NULL))) { 851 splx(s); 852 return error; 853 } 854#endif 855 run_scrn_saver = TRUE; 856 if (saver_mode == CONS_USR_SAVER) 857 scp->status |= SAVER_RUNNING; 858 else 859 scp->status &= ~SAVER_RUNNING; 860 scsplash_stick(TRUE); 861 splx(s); 862 break; 863 case CONS_LKM_SAVER: 864 s = spltty(); 865 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 866 scp->status &= ~SAVER_RUNNING; 867 saver_mode = *(int *)data; 868 splx(s); 869 break; 870 default: 871 return EINVAL; 872 } 873 return 0; 874 875 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 876 /* 877 * Note that this ioctl does not guarantee the screen saver 878 * actually starts or stops. It merely attempts to do so... 879 */ 880 s = spltty(); 881 run_scrn_saver = (*(int *)data != 0); 882 if (run_scrn_saver) 883 sc->scrn_time_stamp -= scrn_blank_time; 884 splx(s); 885 return 0; 886 887 case CONS_SCRSHOT: /* get a screen shot */ 888 { 889 int retval, hist_rsz; 890 size_t lsize, csize; 891 vm_offset_t frbp, hstp; 892 unsigned lnum; 893 scrshot_t *ptr = (scrshot_t *)data; 894 void *outp = ptr->buf; 895 896 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0) 897 return EINVAL; 898 s = spltty(); 899 if (ISGRAPHSC(scp)) { 900 splx(s); 901 return EOPNOTSUPP; 902 } 903 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 904 if (((u_int)ptr->x + ptr->xsize) > scp->xsize || 905 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 906 splx(s); 907 return EINVAL; 908 } 909 910 lsize = scp->xsize * sizeof(u_int16_t); 911 csize = ptr->xsize * sizeof(u_int16_t); 912 /* Pointer to the last line of framebuffer */ 913 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 914 sizeof(u_int16_t); 915 /* Pointer to the last line of target buffer */ 916 outp = (char *)outp + ptr->ysize * csize; 917 /* Pointer to the last line of history buffer */ 918 if (scp->history != NULL) 919 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 920 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 921 else 922 hstp = 0; 923 924 retval = 0; 925 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 926 if (lnum < scp->ysize) { 927 frbp -= lsize; 928 } else { 929 hstp -= lsize; 930 if (hstp < scp->history->vtb_buffer) 931 hstp += scp->history->vtb_rows * lsize; 932 frbp = hstp; 933 } 934 if (lnum < ptr->y) 935 continue; 936 outp = (char *)outp - csize; 937 retval = copyout((void *)frbp, outp, csize); 938 if (retval != 0) 939 break; 940 } 941 splx(s); 942 return retval; 943 } 944 945 case VT_SETMODE: /* set screen switcher mode */ 946 { 947 struct vt_mode *mode; 948 struct proc *p1; 949 950 mode = (struct vt_mode *)data; 951 DPRINTF(5, ("%s%d: VT_SETMODE ", SC_DRIVER_NAME, sc->unit)); 952 if (scp->smode.mode == VT_PROCESS) { 953 p1 = pfind(scp->pid); 954 if (scp->proc == p1 && scp->proc != td->td_proc) { 955 if (p1) 956 PROC_UNLOCK(p1); 957 DPRINTF(5, ("error EPERM\n")); 958 return EPERM; 959 } 960 if (p1) 961 PROC_UNLOCK(p1); 962 } 963 s = spltty(); 964 if (mode->mode == VT_AUTO) { 965 scp->smode.mode = VT_AUTO; 966 scp->proc = NULL; 967 scp->pid = 0; 968 DPRINTF(5, ("VT_AUTO, ")); 969 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 970 cnavailable(sc_consptr, TRUE); 971 /* were we in the middle of the vty switching process? */ 972 if (finish_vt_rel(scp, TRUE, &s) == 0) 973 DPRINTF(5, ("reset WAIT_REL, ")); 974 if (finish_vt_acq(scp) == 0) 975 DPRINTF(5, ("reset WAIT_ACQ, ")); 976 } else { 977 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 978 || !ISSIGVALID(mode->frsig)) { 979 splx(s); 980 DPRINTF(5, ("error EINVAL\n")); 981 return EINVAL; 982 } 983 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 984 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 985 scp->proc = td->td_proc; 986 scp->pid = scp->proc->p_pid; 987 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 988 cnavailable(sc_consptr, FALSE); 989 } 990 splx(s); 991 DPRINTF(5, ("\n")); 992 return 0; 993 } 994 995 case VT_GETMODE: /* get screen switcher mode */ 996 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 997 return 0; 998 999#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1000 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1001 case _IO('v', 4): 1002 ival = IOCPARM_IVAL(data); 1003 data = (caddr_t)&ival; 1004 /* FALLTHROUGH */ 1005#endif 1006 case VT_RELDISP: /* screen switcher ioctl */ 1007 s = spltty(); 1008 /* 1009 * This must be the current vty which is in the VT_PROCESS 1010 * switching mode... 1011 */ 1012 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 1013 splx(s); 1014 return EINVAL; 1015 } 1016 /* ...and this process is controlling it. */ 1017 if (scp->proc != td->td_proc) { 1018 splx(s); 1019 return EPERM; 1020 } 1021 error = EINVAL; 1022 switch(*(int *)data) { 1023 case VT_FALSE: /* user refuses to release screen, abort */ 1024 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 1025 DPRINTF(5, ("%s%d: VT_FALSE\n", SC_DRIVER_NAME, sc->unit)); 1026 break; 1027 case VT_TRUE: /* user has released screen, go on */ 1028 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 1029 DPRINTF(5, ("%s%d: VT_TRUE\n", SC_DRIVER_NAME, sc->unit)); 1030 break; 1031 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1032 if ((error = finish_vt_acq(scp)) == 0) 1033 DPRINTF(5, ("%s%d: VT_ACKACQ\n", SC_DRIVER_NAME, sc->unit)); 1034 break; 1035 default: 1036 break; 1037 } 1038 splx(s); 1039 return error; 1040 1041 case VT_OPENQRY: /* return free virtual console */ 1042 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1043 tp = SC_DEV(sc, i); 1044 if (!tty_opened(tp)) { 1045 *(int *)data = i + 1; 1046 return 0; 1047 } 1048 } 1049 return EINVAL; 1050 1051#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1052 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1053 case _IO('v', 5): 1054 ival = IOCPARM_IVAL(data); 1055 data = (caddr_t)&ival; 1056 /* FALLTHROUGH */ 1057#endif 1058 case VT_ACTIVATE: /* switch to screen *data */ 1059 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1060 s = spltty(); 1061 error = sc_clean_up(sc->cur_scp); 1062 splx(s); 1063 if (error) 1064 return error; 1065 error = sc_switch_scr(sc, i); 1066 return (error); 1067 1068#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1069 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1070 case _IO('v', 6): 1071 ival = IOCPARM_IVAL(data); 1072 data = (caddr_t)&ival; 1073 /* FALLTHROUGH */ 1074#endif 1075 case VT_WAITACTIVE: /* wait for switch to occur */ 1076 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1077 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1078 return EINVAL; 1079 if (i == sc->cur_scp->index) 1080 return 0; 1081 error = tsleep(VTY_WCHAN(sc, i), (PZERO + 1) | PCATCH, "waitvt", 0); 1082 return error; 1083 1084 case VT_GETACTIVE: /* get active vty # */ 1085 *(int *)data = sc->cur_scp->index + 1; 1086 return 0; 1087 1088 case VT_GETINDEX: /* get this vty # */ 1089 *(int *)data = scp->index + 1; 1090 return 0; 1091 1092 case VT_LOCKSWITCH: /* prevent vty switching */ 1093 if ((*(int *)data) & 0x01) 1094 sc->flags |= SC_SCRN_VTYLOCK; 1095 else 1096 sc->flags &= ~SC_SCRN_VTYLOCK; 1097 return 0; 1098 1099 case KDENABIO: /* allow io operations */ 1100 error = priv_check(td, PRIV_IO); 1101 if (error != 0) 1102 return error; 1103 error = securelevel_gt(td->td_ucred, 0); 1104 if (error != 0) 1105 return error; 1106#ifdef __i386__ 1107 td->td_frame->tf_eflags |= PSL_IOPL; 1108#elif defined(__amd64__) 1109 td->td_frame->tf_rflags |= PSL_IOPL; 1110#endif 1111 return 0; 1112 1113 case KDDISABIO: /* disallow io operations (default) */ 1114#ifdef __i386__ 1115 td->td_frame->tf_eflags &= ~PSL_IOPL; 1116#elif defined(__amd64__) 1117 td->td_frame->tf_rflags &= ~PSL_IOPL; 1118#endif 1119 return 0; 1120 1121#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1122 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1123 case _IO('K', 20): 1124 ival = IOCPARM_IVAL(data); 1125 data = (caddr_t)&ival; 1126 /* FALLTHROUGH */ 1127#endif 1128 case KDSKBSTATE: /* set keyboard state (locks) */ 1129 if (*(int *)data & ~LOCK_MASK) 1130 return EINVAL; 1131 scp->status &= ~LOCK_MASK; 1132 scp->status |= *(int *)data; 1133 if (scp == sc->cur_scp) 1134 update_kbd_state(scp, scp->status, LOCK_MASK); 1135 return 0; 1136 1137 case KDGKBSTATE: /* get keyboard state (locks) */ 1138 if (scp == sc->cur_scp) 1139 save_kbd_state(scp); 1140 *(int *)data = scp->status & LOCK_MASK; 1141 return 0; 1142 1143 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1144 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1145 error = kbdd_ioctl(sc->kbd, cmd, data); 1146 if (error == ENOIOCTL) 1147 error = ENODEV; 1148 return error; 1149 1150#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1151 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1152 case _IO('K', 67): 1153 ival = IOCPARM_IVAL(data); 1154 data = (caddr_t)&ival; 1155 /* FALLTHROUGH */ 1156#endif 1157 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1158 if (*(int *)data & ~0x7f) 1159 return EINVAL; 1160 error = kbdd_ioctl(sc->kbd, KDSETRAD, data); 1161 if (error == ENOIOCTL) 1162 error = ENODEV; 1163 return error; 1164 1165#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1166 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1167 case _IO('K', 7): 1168 ival = IOCPARM_IVAL(data); 1169 data = (caddr_t)&ival; 1170 /* FALLTHROUGH */ 1171#endif 1172 case KDSKBMODE: /* set keyboard mode */ 1173 switch (*(int *)data) { 1174 case K_XLATE: /* switch to XLT ascii mode */ 1175 case K_RAW: /* switch to RAW scancode mode */ 1176 case K_CODE: /* switch to CODE mode */ 1177 scp->kbd_mode = *(int *)data; 1178 if (scp == sc->cur_scp) 1179 kbdd_ioctl(sc->kbd, KDSKBMODE, data); 1180 return 0; 1181 default: 1182 return EINVAL; 1183 } 1184 /* NOT REACHED */ 1185 1186 case KDGKBMODE: /* get keyboard mode */ 1187 *(int *)data = scp->kbd_mode; 1188 return 0; 1189 1190 case KDGKBINFO: 1191 error = kbdd_ioctl(sc->kbd, cmd, data); 1192 if (error == ENOIOCTL) 1193 error = ENODEV; 1194 return error; 1195 1196#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1197 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1198 case _IO('K', 8): 1199 ival = IOCPARM_IVAL(data); 1200 data = (caddr_t)&ival; 1201 /* FALLTHROUGH */ 1202#endif 1203 case KDMKTONE: /* sound the bell */ 1204 if (*(int*)data) 1205 sc_bell(scp, (*(int*)data)&0xffff, 1206 (((*(int*)data)>>16)&0xffff)*hz/1000); 1207 else 1208 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1209 return 0; 1210 1211#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1212 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1213 case _IO('K', 63): 1214 ival = IOCPARM_IVAL(data); 1215 data = (caddr_t)&ival; 1216 /* FALLTHROUGH */ 1217#endif 1218 case KIOCSOUND: /* make tone (*data) hz */ 1219 if (scp == sc->cur_scp) { 1220 if (*(int *)data) 1221 return sc_tone(*(int *)data); 1222 else 1223 return sc_tone(0); 1224 } 1225 return 0; 1226 1227 case KDGKBTYPE: /* get keyboard type */ 1228 error = kbdd_ioctl(sc->kbd, cmd, data); 1229 if (error == ENOIOCTL) { 1230 /* always return something? XXX */ 1231 *(int *)data = 0; 1232 } 1233 return 0; 1234 1235#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1236 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1237 case _IO('K', 66): 1238 ival = IOCPARM_IVAL(data); 1239 data = (caddr_t)&ival; 1240 /* FALLTHROUGH */ 1241#endif 1242 case KDSETLED: /* set keyboard LED status */ 1243 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1244 return EINVAL; 1245 scp->status &= ~LED_MASK; 1246 scp->status |= *(int *)data; 1247 if (scp == sc->cur_scp) 1248 update_kbd_leds(scp, scp->status); 1249 return 0; 1250 1251 case KDGETLED: /* get keyboard LED status */ 1252 if (scp == sc->cur_scp) 1253 save_kbd_state(scp); 1254 *(int *)data = scp->status & LED_MASK; 1255 return 0; 1256 1257 case KBADDKBD: /* add/remove keyboard to/from mux */ 1258 case KBRELKBD: 1259 error = kbdd_ioctl(sc->kbd, cmd, data); 1260 if (error == ENOIOCTL) 1261 error = ENODEV; 1262 return error; 1263 1264#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1265 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1266 case _IO('c', 110): 1267 ival = IOCPARM_IVAL(data); 1268 data = (caddr_t)&ival; 1269 /* FALLTHROUGH */ 1270#endif 1271 case CONS_SETKBD: /* set the new keyboard */ 1272 { 1273 keyboard_t *newkbd; 1274 1275 s = spltty(); 1276 newkbd = kbd_get_keyboard(*(int *)data); 1277 if (newkbd == NULL) { 1278 splx(s); 1279 return EINVAL; 1280 } 1281 error = 0; 1282 if (sc->kbd != newkbd) { 1283 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1284 (void *)&sc->keyboard, sckbdevent, sc); 1285 /* i == newkbd->kb_index */ 1286 if (i >= 0) { 1287 if (sc->kbd != NULL) { 1288 save_kbd_state(sc->cur_scp); 1289 kbd_release(sc->kbd, (void *)&sc->keyboard); 1290 } 1291 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1292 sc->keyboard = i; 1293 kbdd_ioctl(sc->kbd, KDSKBMODE, 1294 (caddr_t)&sc->cur_scp->kbd_mode); 1295 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1296 LOCK_MASK); 1297 } else { 1298 error = EPERM; /* XXX */ 1299 } 1300 } 1301 splx(s); 1302 return error; 1303 } 1304 1305 case CONS_RELKBD: /* release the current keyboard */ 1306 s = spltty(); 1307 error = 0; 1308 if (sc->kbd != NULL) { 1309 save_kbd_state(sc->cur_scp); 1310 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1311 if (error == 0) { 1312 sc->kbd = NULL; 1313 sc->keyboard = -1; 1314 } 1315 } 1316 splx(s); 1317 return error; 1318 1319 case CONS_GETTERM: /* get the current terminal emulator info */ 1320 { 1321 sc_term_sw_t *sw; 1322 1323 if (((term_info_t *)data)->ti_index == 0) { 1324 sw = scp->tsw; 1325 } else { 1326 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1327 } 1328 if (sw != NULL) { 1329 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1330 sizeof(((term_info_t *)data)->ti_name)); 1331 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1332 sizeof(((term_info_t *)data)->ti_desc)); 1333 ((term_info_t *)data)->ti_flags = 0; 1334 return 0; 1335 } else { 1336 ((term_info_t *)data)->ti_name[0] = '\0'; 1337 ((term_info_t *)data)->ti_desc[0] = '\0'; 1338 ((term_info_t *)data)->ti_flags = 0; 1339 return EINVAL; 1340 } 1341 } 1342 1343 case CONS_SETTERM: /* set the current terminal emulator */ 1344 s = spltty(); 1345 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1346 /* FIXME: what if scp == sc_console! XXX */ 1347 splx(s); 1348 return error; 1349 1350 case GIO_SCRNMAP: /* get output translation table */ 1351 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1352 return 0; 1353 1354 case PIO_SCRNMAP: /* set output translation table */ 1355 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1356 for (i=0; i<sizeof(sc->scr_map); i++) { 1357 sc->scr_rmap[sc->scr_map[i]] = i; 1358 } 1359 return 0; 1360 1361 case GIO_KEYMAP: /* get keyboard translation table */ 1362 case PIO_KEYMAP: /* set keyboard translation table */ 1363 case GIO_DEADKEYMAP: /* get accent key translation table */ 1364 case PIO_DEADKEYMAP: /* set accent key translation table */ 1365 case GETFKEY: /* get function key string */ 1366 case SETFKEY: /* set function key string */ 1367 error = kbdd_ioctl(sc->kbd, cmd, data); 1368 if (error == ENOIOCTL) 1369 error = ENODEV; 1370 return error; 1371 1372#ifndef SC_NO_FONT_LOADING 1373 1374 case PIO_FONT8x8: /* set 8x8 dot font */ 1375 if (!ISFONTAVAIL(sc->adp->va_flags)) 1376 return ENXIO; 1377 bcopy(data, sc->font_8, 8*256); 1378 sc->fonts_loaded |= FONT_8; 1379 /* 1380 * FONT KLUDGE 1381 * Always use the font page #0. XXX 1382 * Don't load if the current font size is not 8x8. 1383 */ 1384 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1385 sc_load_font(sc->cur_scp, 0, 8, 8, sc->font_8, 0, 256); 1386 return 0; 1387 1388 case GIO_FONT8x8: /* get 8x8 dot font */ 1389 if (!ISFONTAVAIL(sc->adp->va_flags)) 1390 return ENXIO; 1391 if (sc->fonts_loaded & FONT_8) { 1392 bcopy(sc->font_8, data, 8*256); 1393 return 0; 1394 } 1395 else 1396 return ENXIO; 1397 1398 case PIO_FONT8x14: /* set 8x14 dot font */ 1399 if (!ISFONTAVAIL(sc->adp->va_flags)) 1400 return ENXIO; 1401 bcopy(data, sc->font_14, 14*256); 1402 sc->fonts_loaded |= FONT_14; 1403 /* 1404 * FONT KLUDGE 1405 * Always use the font page #0. XXX 1406 * Don't load if the current font size is not 8x14. 1407 */ 1408 if (ISTEXTSC(sc->cur_scp) 1409 && (sc->cur_scp->font_size >= 14) 1410 && (sc->cur_scp->font_size < 16)) 1411 sc_load_font(sc->cur_scp, 0, 14, 8, sc->font_14, 0, 256); 1412 return 0; 1413 1414 case GIO_FONT8x14: /* get 8x14 dot font */ 1415 if (!ISFONTAVAIL(sc->adp->va_flags)) 1416 return ENXIO; 1417 if (sc->fonts_loaded & FONT_14) { 1418 bcopy(sc->font_14, data, 14*256); 1419 return 0; 1420 } 1421 else 1422 return ENXIO; 1423 1424 case PIO_FONT8x16: /* set 8x16 dot font */ 1425 if (!ISFONTAVAIL(sc->adp->va_flags)) 1426 return ENXIO; 1427 bcopy(data, sc->font_16, 16*256); 1428 sc->fonts_loaded |= FONT_16; 1429 /* 1430 * FONT KLUDGE 1431 * Always use the font page #0. XXX 1432 * Don't load if the current font size is not 8x16. 1433 */ 1434 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1435 sc_load_font(sc->cur_scp, 0, 16, 8, sc->font_16, 0, 256); 1436 return 0; 1437 1438 case GIO_FONT8x16: /* get 8x16 dot font */ 1439 if (!ISFONTAVAIL(sc->adp->va_flags)) 1440 return ENXIO; 1441 if (sc->fonts_loaded & FONT_16) { 1442 bcopy(sc->font_16, data, 16*256); 1443 return 0; 1444 } 1445 else 1446 return ENXIO; 1447 1448#endif /* SC_NO_FONT_LOADING */ 1449 1450 default: 1451 break; 1452 } 1453 1454 return (ENOIOCTL); 1455} 1456 1457static int 1458consolectl_ioctl(struct cdev *dev, u_long cmd, caddr_t data, int fflag, 1459 struct thread *td) 1460{ 1461 1462 return sctty_ioctl(dev->si_drv1, cmd, data, td); 1463} 1464 1465static void 1466sc_cnprobe(struct consdev *cp) 1467{ 1468 int unit; 1469 int flags; 1470 1471 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1472 1473 /* a video card is always required */ 1474 if (!scvidprobe(unit, flags, TRUE)) 1475 cp->cn_pri = CN_DEAD; 1476 1477 /* syscons will become console even when there is no keyboard */ 1478 sckbdprobe(unit, flags, TRUE); 1479 1480 if (cp->cn_pri == CN_DEAD) 1481 return; 1482 1483 /* initialize required fields */ 1484 strcpy(cp->cn_name, "ttyv0"); 1485} 1486 1487static void 1488sc_cninit(struct consdev *cp) 1489{ 1490 int unit; 1491 int flags; 1492 1493 sc_get_cons_priority(&unit, &flags); 1494 scinit(unit, flags | SC_KERNEL_CONSOLE); 1495 sc_console_unit = unit; 1496 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1497 sc_consptr = cp; 1498} 1499 1500static void 1501sc_cnterm(struct consdev *cp) 1502{ 1503 /* we are not the kernel console any more, release everything */ 1504 1505 if (sc_console_unit < 0) 1506 return; /* shouldn't happen */ 1507 1508#if 0 /* XXX */ 1509 sc_clear_screen(sc_console); 1510 sccnupdate(sc_console); 1511#endif 1512 1513 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1514 sc_console_unit = -1; 1515 sc_console = NULL; 1516} 1517 1518static void 1519sc_cnputc(struct consdev *cd, int c) 1520{ 1521 u_char buf[1]; 1522 scr_stat *scp = sc_console; 1523#ifndef SC_NO_HISTORY 1524#if 0 1525 struct tty *tp; 1526#endif 1527#endif /* !SC_NO_HISTORY */ 1528 int s; 1529 1530 /* assert(sc_console != NULL) */ 1531 1532#ifndef SC_NO_HISTORY 1533 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1534 scp->status &= ~SLKED; 1535 update_kbd_state(scp, scp->status, SLKED); 1536 if (scp->status & BUFFER_SAVED) { 1537 if (!sc_hist_restore(scp)) 1538 sc_remove_cutmarking(scp); 1539 scp->status &= ~BUFFER_SAVED; 1540 scp->status |= CURSOR_ENABLED; 1541 sc_draw_cursor_image(scp); 1542 } 1543#if 0 1544 /* 1545 * XXX: Now that TTY's have their own locks, we cannot process 1546 * any data after disabling scroll lock. cnputs already holds a 1547 * spinlock. 1548 */ 1549 tp = SC_DEV(scp->sc, scp->index); 1550 tty_lock(tp); 1551 if (tty_opened(tp)) 1552 sctty_outwakeup(tp); 1553 tty_unlock(tp); 1554#endif 1555 } 1556#endif /* !SC_NO_HISTORY */ 1557 1558 buf[0] = c; 1559 sc_puts(scp, buf, 1, 1); 1560 1561 s = spltty(); /* block sckbdevent and scrn_timer */ 1562 sccnupdate(scp); 1563 splx(s); 1564} 1565 1566static int 1567sc_cngetc(struct consdev *cd) 1568{ 1569 static struct fkeytab fkey; 1570 static int fkeycp; 1571 scr_stat *scp; 1572 u_char *p; 1573 int cur_mode; 1574 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1575 int c; 1576 1577 /* assert(sc_console != NULL) */ 1578 1579 /* 1580 * Stop the screen saver and update the screen if necessary. 1581 * What if we have been running in the screen saver code... XXX 1582 */ 1583 sc_touch_scrn_saver(); 1584 scp = sc_console->sc->cur_scp; /* XXX */ 1585 sccnupdate(scp); 1586 1587 if (fkeycp < fkey.len) { 1588 splx(s); 1589 return fkey.str[fkeycp++]; 1590 } 1591 1592 if (scp->sc->kbd == NULL) { 1593 splx(s); 1594 return -1; 1595 } 1596 1597 /* 1598 * Make sure the keyboard is accessible even when the kbd device 1599 * driver is disabled. 1600 */ 1601 kbdd_enable(scp->sc->kbd); 1602 1603 /* we shall always use the keyboard in the XLATE mode here */ 1604 cur_mode = scp->kbd_mode; 1605 scp->kbd_mode = K_XLATE; 1606 kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1607 1608 kbdd_poll(scp->sc->kbd, TRUE); 1609 c = scgetc(scp->sc, SCGETC_CN | SCGETC_NONBLOCK); 1610 kbdd_poll(scp->sc->kbd, FALSE); 1611 1612 scp->kbd_mode = cur_mode; 1613 kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1614 kbdd_disable(scp->sc->kbd); 1615 splx(s); 1616 1617 switch (KEYFLAGS(c)) { 1618 case 0: /* normal char */ 1619 return KEYCHAR(c); 1620 case FKEY: /* function key */ 1621 p = kbdd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1622 fkey.len = fkeycp; 1623 if ((p != NULL) && (fkey.len > 0)) { 1624 bcopy(p, fkey.str, fkey.len); 1625 fkeycp = 1; 1626 return fkey.str[0]; 1627 } 1628 return c; /* XXX */ 1629 case NOKEY: 1630 case ERRKEY: 1631 default: 1632 return -1; 1633 } 1634 /* NOT REACHED */ 1635} 1636 1637static void 1638sccnupdate(scr_stat *scp) 1639{ 1640 /* this is a cut-down version of scrn_timer()... */ 1641 1642 if (scp->sc->font_loading_in_progress) 1643 return; 1644 1645 if (debugger > 0 || panicstr || shutdown_in_progress) { 1646 sc_touch_scrn_saver(); 1647 } else if (scp != scp->sc->cur_scp) { 1648 return; 1649 } 1650 1651 if (!run_scrn_saver) 1652 scp->sc->flags &= ~SC_SCRN_IDLE; 1653#ifdef DEV_SPLASH 1654 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1655 if (scp->sc->flags & SC_SCRN_BLANKED) 1656 stop_scrn_saver(scp->sc, current_saver); 1657#endif 1658 1659 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1660 || scp->sc->switch_in_progress) 1661 return; 1662 /* 1663 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1664 * when write_in_progress is non-zero. XXX 1665 */ 1666 1667 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1668 scrn_update(scp, TRUE); 1669} 1670 1671static void 1672scrn_timer(void *arg) 1673{ 1674#ifndef PC98 1675 static int kbd_interval = 0; 1676#endif 1677 struct timeval tv; 1678 sc_softc_t *sc; 1679 scr_stat *scp; 1680 int again; 1681 int s; 1682 1683 again = (arg != NULL); 1684 if (arg != NULL) 1685 sc = (sc_softc_t *)arg; 1686 else if (sc_console != NULL) 1687 sc = sc_console->sc; 1688 else 1689 return; 1690 1691 /* don't do anything when we are performing some I/O operations */ 1692 if (sc->font_loading_in_progress) { 1693 if (again) 1694 timeout(scrn_timer, sc, hz / 10); 1695 return; 1696 } 1697 s = spltty(); 1698 1699#ifndef PC98 1700 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1701 /* try to allocate a keyboard automatically */ 1702 if (++kbd_interval >= 25) { 1703 sc->keyboard = sc_allocate_keyboard(sc, -1); 1704 if (sc->keyboard >= 0) { 1705 sc->kbd = kbd_get_keyboard(sc->keyboard); 1706 kbdd_ioctl(sc->kbd, KDSKBMODE, 1707 (caddr_t)&sc->cur_scp->kbd_mode); 1708 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1709 LOCK_MASK); 1710 } 1711 kbd_interval = 0; 1712 } 1713 } 1714#endif /* PC98 */ 1715 1716 /* find the vty to update */ 1717 scp = sc->cur_scp; 1718 1719 /* should we stop the screen saver? */ 1720 getmicrouptime(&tv); 1721 if (debugger > 0 || panicstr || shutdown_in_progress) 1722 sc_touch_scrn_saver(); 1723 if (run_scrn_saver) { 1724 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1725 sc->flags |= SC_SCRN_IDLE; 1726 else 1727 sc->flags &= ~SC_SCRN_IDLE; 1728 } else { 1729 sc->scrn_time_stamp = tv.tv_sec; 1730 sc->flags &= ~SC_SCRN_IDLE; 1731 if (scrn_blank_time > 0) 1732 run_scrn_saver = TRUE; 1733 } 1734#ifdef DEV_SPLASH 1735 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1736 if (sc->flags & SC_SCRN_BLANKED) 1737 stop_scrn_saver(sc, current_saver); 1738#endif 1739 1740 /* should we just return ? */ 1741 if (sc->blink_in_progress || sc->switch_in_progress 1742 || sc->write_in_progress) { 1743 if (again) 1744 timeout(scrn_timer, sc, hz / 10); 1745 splx(s); 1746 return; 1747 } 1748 1749 /* Update the screen */ 1750 scp = sc->cur_scp; /* cur_scp may have changed... */ 1751 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1752 scrn_update(scp, TRUE); 1753 1754#ifdef DEV_SPLASH 1755 /* should we activate the screen saver? */ 1756 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1757 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1758 (*current_saver)(sc, TRUE); 1759#endif 1760 1761 if (again) 1762 timeout(scrn_timer, sc, hz / 25); 1763 splx(s); 1764} 1765 1766static int 1767and_region(int *s1, int *e1, int s2, int e2) 1768{ 1769 if (*e1 < s2 || e2 < *s1) 1770 return FALSE; 1771 *s1 = imax(*s1, s2); 1772 *e1 = imin(*e1, e2); 1773 return TRUE; 1774} 1775 1776static void 1777scrn_update(scr_stat *scp, int show_cursor) 1778{ 1779 int start; 1780 int end; 1781 int s; 1782 int e; 1783 1784 /* assert(scp == scp->sc->cur_scp) */ 1785 1786 SC_VIDEO_LOCK(scp->sc); 1787 1788#ifndef SC_NO_CUTPASTE 1789 /* remove the previous mouse pointer image if necessary */ 1790 if (scp->status & MOUSE_VISIBLE) { 1791 s = scp->mouse_pos; 1792 e = scp->mouse_pos + scp->xsize + 1; 1793 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1794 || and_region(&s, &e, scp->start, scp->end) 1795 || ((scp->status & CURSOR_ENABLED) && 1796 (scp->cursor_pos != scp->cursor_oldpos) && 1797 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1798 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1799 sc_remove_mouse_image(scp); 1800 if (scp->end >= scp->xsize*scp->ysize) 1801 scp->end = scp->xsize*scp->ysize - 1; 1802 } 1803 } 1804#endif /* !SC_NO_CUTPASTE */ 1805 1806#if 1 1807 /* debug: XXX */ 1808 if (scp->end >= scp->xsize*scp->ysize) { 1809 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1810 scp->end = scp->xsize*scp->ysize - 1; 1811 } 1812 if (scp->start < 0) { 1813 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1814 scp->start = 0; 1815 } 1816#endif 1817 1818 /* update screen image */ 1819 if (scp->start <= scp->end) { 1820 if (scp->mouse_cut_end >= 0) { 1821 /* there is a marked region for cut & paste */ 1822 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1823 start = scp->mouse_cut_start; 1824 end = scp->mouse_cut_end; 1825 } else { 1826 start = scp->mouse_cut_end; 1827 end = scp->mouse_cut_start - 1; 1828 } 1829 s = start; 1830 e = end; 1831 /* does the cut-mark region overlap with the update region? */ 1832 if (and_region(&s, &e, scp->start, scp->end)) { 1833 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1834 s = 0; 1835 e = start - 1; 1836 if (and_region(&s, &e, scp->start, scp->end)) 1837 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1838 s = end + 1; 1839 e = scp->xsize*scp->ysize - 1; 1840 if (and_region(&s, &e, scp->start, scp->end)) 1841 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1842 } else { 1843 (*scp->rndr->draw)(scp, scp->start, 1844 scp->end - scp->start + 1, FALSE); 1845 } 1846 } else { 1847 (*scp->rndr->draw)(scp, scp->start, 1848 scp->end - scp->start + 1, FALSE); 1849 } 1850 } 1851 1852 /* we are not to show the cursor and the mouse pointer... */ 1853 if (!show_cursor) { 1854 scp->end = 0; 1855 scp->start = scp->xsize*scp->ysize - 1; 1856 SC_VIDEO_UNLOCK(scp->sc); 1857 return; 1858 } 1859 1860 /* update cursor image */ 1861 if (scp->status & CURSOR_ENABLED) { 1862 s = scp->start; 1863 e = scp->end; 1864 /* did cursor move since last time ? */ 1865 if (scp->cursor_pos != scp->cursor_oldpos) { 1866 /* do we need to remove old cursor image ? */ 1867 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1868 sc_remove_cursor_image(scp); 1869 sc_draw_cursor_image(scp); 1870 } else { 1871 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1872 /* cursor didn't move, but has been overwritten */ 1873 sc_draw_cursor_image(scp); 1874 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1875 /* if it's a blinking cursor, update it */ 1876 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1877 sc_inside_cutmark(scp, 1878 scp->cursor_pos)); 1879 } 1880 } 1881 1882#ifndef SC_NO_CUTPASTE 1883 /* update "pseudo" mouse pointer image */ 1884 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1885 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1886 scp->status &= ~MOUSE_MOVED; 1887 sc_draw_mouse_image(scp); 1888 } 1889 } 1890#endif /* SC_NO_CUTPASTE */ 1891 1892 scp->end = 0; 1893 scp->start = scp->xsize*scp->ysize - 1; 1894 1895 SC_VIDEO_UNLOCK(scp->sc); 1896} 1897 1898#ifdef DEV_SPLASH 1899static int 1900scsplash_callback(int event, void *arg) 1901{ 1902 sc_softc_t *sc; 1903 int error; 1904 1905 sc = (sc_softc_t *)arg; 1906 1907 switch (event) { 1908 case SPLASH_INIT: 1909 if (add_scrn_saver(scsplash_saver) == 0) { 1910 sc->flags &= ~SC_SAVER_FAILED; 1911 run_scrn_saver = TRUE; 1912 if (cold && !(boothowto & RB_VERBOSE)) { 1913 scsplash_stick(TRUE); 1914 (*current_saver)(sc, TRUE); 1915 } 1916 } 1917 return 0; 1918 1919 case SPLASH_TERM: 1920 if (current_saver == scsplash_saver) { 1921 scsplash_stick(FALSE); 1922 error = remove_scrn_saver(scsplash_saver); 1923 if (error) 1924 return error; 1925 } 1926 return 0; 1927 1928 default: 1929 return EINVAL; 1930 } 1931} 1932 1933static void 1934scsplash_saver(sc_softc_t *sc, int show) 1935{ 1936 static int busy = FALSE; 1937 scr_stat *scp; 1938 1939 if (busy) 1940 return; 1941 busy = TRUE; 1942 1943 scp = sc->cur_scp; 1944 if (show) { 1945 if (!(sc->flags & SC_SAVER_FAILED)) { 1946 if (!(sc->flags & SC_SCRN_BLANKED)) 1947 set_scrn_saver_mode(scp, -1, NULL, 0); 1948 switch (splash(sc->adp, TRUE)) { 1949 case 0: /* succeeded */ 1950 break; 1951 case EAGAIN: /* try later */ 1952 restore_scrn_saver_mode(scp, FALSE); 1953 sc_touch_scrn_saver(); /* XXX */ 1954 break; 1955 default: 1956 sc->flags |= SC_SAVER_FAILED; 1957 scsplash_stick(FALSE); 1958 restore_scrn_saver_mode(scp, TRUE); 1959 printf("scsplash_saver(): failed to put up the image\n"); 1960 break; 1961 } 1962 } 1963 } else if (!sticky_splash) { 1964 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1965 restore_scrn_saver_mode(scp, TRUE); 1966 } 1967 busy = FALSE; 1968} 1969 1970static int 1971add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1972{ 1973#if 0 1974 int error; 1975 1976 if (current_saver != none_saver) { 1977 error = remove_scrn_saver(current_saver); 1978 if (error) 1979 return error; 1980 } 1981#endif 1982 if (current_saver != none_saver) 1983 return EBUSY; 1984 1985 run_scrn_saver = FALSE; 1986 saver_mode = CONS_LKM_SAVER; 1987 current_saver = this_saver; 1988 return 0; 1989} 1990 1991static int 1992remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1993{ 1994 if (current_saver != this_saver) 1995 return EINVAL; 1996 1997#if 0 1998 /* 1999 * In order to prevent `current_saver' from being called by 2000 * the timeout routine `scrn_timer()' while we manipulate 2001 * the saver list, we shall set `current_saver' to `none_saver' 2002 * before stopping the current saver, rather than blocking by `splXX()'. 2003 */ 2004 current_saver = none_saver; 2005 if (scrn_blanked) 2006 stop_scrn_saver(this_saver); 2007#endif 2008 2009 /* unblank all blanked screens */ 2010 wait_scrn_saver_stop(NULL); 2011 if (scrn_blanked) 2012 return EBUSY; 2013 2014 current_saver = none_saver; 2015 return 0; 2016} 2017 2018static int 2019set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2020{ 2021 int s; 2022 2023 /* assert(scp == scp->sc->cur_scp) */ 2024 s = spltty(); 2025 if (!ISGRAPHSC(scp)) 2026 sc_remove_cursor_image(scp); 2027 scp->splash_save_mode = scp->mode; 2028 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2029 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2030 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2031 scp->sc->flags |= SC_SCRN_BLANKED; 2032 ++scrn_blanked; 2033 splx(s); 2034 if (mode < 0) 2035 return 0; 2036 scp->mode = mode; 2037 if (set_mode(scp) == 0) { 2038 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2039 scp->status |= GRAPHICS_MODE; 2040#ifndef SC_NO_PALETTE_LOADING 2041 if (pal != NULL) 2042 vidd_load_palette(scp->sc->adp, pal); 2043#endif 2044 sc_set_border(scp, border); 2045 return 0; 2046 } else { 2047 s = spltty(); 2048 scp->mode = scp->splash_save_mode; 2049 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2050 scp->status |= scp->splash_save_status; 2051 splx(s); 2052 return 1; 2053 } 2054} 2055 2056static int 2057restore_scrn_saver_mode(scr_stat *scp, int changemode) 2058{ 2059 int mode; 2060 int status; 2061 int s; 2062 2063 /* assert(scp == scp->sc->cur_scp) */ 2064 s = spltty(); 2065 mode = scp->mode; 2066 status = scp->status; 2067 scp->mode = scp->splash_save_mode; 2068 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2069 scp->status |= scp->splash_save_status; 2070 scp->sc->flags &= ~SC_SCRN_BLANKED; 2071 if (!changemode) { 2072 if (!ISGRAPHSC(scp)) 2073 sc_draw_cursor_image(scp); 2074 --scrn_blanked; 2075 splx(s); 2076 return 0; 2077 } 2078 if (set_mode(scp) == 0) { 2079#ifndef SC_NO_PALETTE_LOADING 2080 vidd_load_palette(scp->sc->adp, scp->sc->palette); 2081#endif 2082 --scrn_blanked; 2083 splx(s); 2084 return 0; 2085 } else { 2086 scp->mode = mode; 2087 scp->status = status; 2088 splx(s); 2089 return 1; 2090 } 2091} 2092 2093static void 2094stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2095{ 2096 (*saver)(sc, FALSE); 2097 run_scrn_saver = FALSE; 2098 /* the screen saver may have chosen not to stop after all... */ 2099 if (sc->flags & SC_SCRN_BLANKED) 2100 return; 2101 2102 mark_all(sc->cur_scp); 2103 if (sc->delayed_next_scr) 2104 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2105 if (debugger == 0) 2106 wakeup(&scrn_blanked); 2107} 2108 2109static int 2110wait_scrn_saver_stop(sc_softc_t *sc) 2111{ 2112 int error = 0; 2113 2114 while (scrn_blanked > 0) { 2115 run_scrn_saver = FALSE; 2116 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2117 error = 0; 2118 break; 2119 } 2120 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2121 if ((error != 0) && (error != ERESTART)) 2122 break; 2123 } 2124 run_scrn_saver = FALSE; 2125 return error; 2126} 2127#endif /* DEV_SPLASH */ 2128 2129void 2130sc_touch_scrn_saver(void) 2131{ 2132 scsplash_stick(FALSE); 2133 run_scrn_saver = FALSE; 2134} 2135 2136int 2137sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2138{ 2139 scr_stat *cur_scp; 2140 struct tty *tp; 2141 struct proc *p; 2142 int s; 2143 2144 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2145 2146 if (sc->cur_scp == NULL) 2147 return (0); 2148 2149 /* prevent switch if previously requested */ 2150 if (sc->flags & SC_SCRN_VTYLOCK) { 2151 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2152 sc->cur_scp->bell_duration); 2153 return EPERM; 2154 } 2155 2156 /* delay switch if the screen is blanked or being updated */ 2157 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2158 || sc->blink_in_progress) { 2159 sc->delayed_next_scr = next_scr + 1; 2160 sc_touch_scrn_saver(); 2161 DPRINTF(5, ("switch delayed\n")); 2162 return 0; 2163 } 2164 sc->delayed_next_scr = 0; 2165 2166 s = spltty(); 2167 cur_scp = sc->cur_scp; 2168 2169 /* we are in the middle of the vty switching process... */ 2170 if (sc->switch_in_progress 2171 && (cur_scp->smode.mode == VT_PROCESS) 2172 && cur_scp->proc) { 2173 p = pfind(cur_scp->pid); 2174 if (cur_scp->proc != p) { 2175 if (p) 2176 PROC_UNLOCK(p); 2177 /* 2178 * The controlling process has died!!. Do some clean up. 2179 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2180 * are not reset here yet; they will be cleared later. 2181 */ 2182 DPRINTF(5, ("cur_scp controlling process %d died, ", 2183 cur_scp->pid)); 2184 if (cur_scp->status & SWITCH_WAIT_REL) { 2185 /* 2186 * Force the previous switch to finish, but return now 2187 * with error. 2188 */ 2189 DPRINTF(5, ("reset WAIT_REL, ")); 2190 finish_vt_rel(cur_scp, TRUE, &s); 2191 splx(s); 2192 DPRINTF(5, ("finishing previous switch\n")); 2193 return EINVAL; 2194 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2195 /* let's assume screen switch has been completed. */ 2196 DPRINTF(5, ("reset WAIT_ACQ, ")); 2197 finish_vt_acq(cur_scp); 2198 } else { 2199 /* 2200 * We are in between screen release and acquisition, and 2201 * reached here via scgetc() or scrn_timer() which has 2202 * interrupted exchange_scr(). Don't do anything stupid. 2203 */ 2204 DPRINTF(5, ("waiting nothing, ")); 2205 } 2206 } else { 2207 if (p) 2208 PROC_UNLOCK(p); 2209 /* 2210 * The controlling process is alive, but not responding... 2211 * It is either buggy or it may be just taking time. 2212 * The following code is a gross kludge to cope with this 2213 * problem for which there is no clean solution. XXX 2214 */ 2215 if (cur_scp->status & SWITCH_WAIT_REL) { 2216 switch (sc->switch_in_progress++) { 2217 case 1: 2218 break; 2219 case 2: 2220 DPRINTF(5, ("sending relsig again, ")); 2221 signal_vt_rel(cur_scp); 2222 break; 2223 case 3: 2224 break; 2225 case 4: 2226 default: 2227 /* 2228 * Act as if the controlling program returned 2229 * VT_FALSE. 2230 */ 2231 DPRINTF(5, ("force reset WAIT_REL, ")); 2232 finish_vt_rel(cur_scp, FALSE, &s); 2233 splx(s); 2234 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2235 return EINVAL; 2236 } 2237 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2238 switch (sc->switch_in_progress++) { 2239 case 1: 2240 break; 2241 case 2: 2242 DPRINTF(5, ("sending acqsig again, ")); 2243 signal_vt_acq(cur_scp); 2244 break; 2245 case 3: 2246 break; 2247 case 4: 2248 default: 2249 /* clear the flag and finish the previous switch */ 2250 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2251 finish_vt_acq(cur_scp); 2252 break; 2253 } 2254 } 2255 } 2256 } 2257 2258 /* 2259 * Return error if an invalid argument is given, or vty switch 2260 * is still in progress. 2261 */ 2262 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2263 || sc->switch_in_progress) { 2264 splx(s); 2265 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2266 DPRINTF(5, ("error 1\n")); 2267 return EINVAL; 2268 } 2269 2270 /* 2271 * Don't allow switching away from the graphics mode vty 2272 * if the switch mode is VT_AUTO, unless the next vty is the same 2273 * as the current or the current vty has been closed (but showing). 2274 */ 2275 tp = SC_DEV(sc, cur_scp->index); 2276 if ((cur_scp->index != next_scr) 2277 && tty_opened(tp) 2278 && (cur_scp->smode.mode == VT_AUTO) 2279 && ISGRAPHSC(cur_scp)) { 2280 splx(s); 2281 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2282 DPRINTF(5, ("error, graphics mode\n")); 2283 return EINVAL; 2284 } 2285 2286 /* 2287 * Is the wanted vty open? Don't allow switching to a closed vty. 2288 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2289 * Note that we always allow the user to switch to the kernel 2290 * console even if it is closed. 2291 */ 2292 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2293 tp = SC_DEV(sc, next_scr); 2294 if (!tty_opened(tp)) { 2295 splx(s); 2296 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2297 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2298 return EINVAL; 2299 } 2300 if ((debugger > 0) && (SC_STAT(tp)->smode.mode == VT_PROCESS)) { 2301 splx(s); 2302 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2303 return EINVAL; 2304 } 2305 } 2306 2307 /* this is the start of vty switching process... */ 2308 ++sc->switch_in_progress; 2309 sc->old_scp = cur_scp; 2310 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2311 if (sc->new_scp == sc->old_scp) { 2312 sc->switch_in_progress = 0; 2313 /* 2314 * XXX wakeup() locks the scheduler lock which will hang if 2315 * the lock is in an in-between state, e.g., when we stop at 2316 * a breakpoint at fork_exit. It has always been wrong to call 2317 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2318 * is supposed to be locked by splhigh(), but the debugger may 2319 * be invoked at splhigh(). 2320 */ 2321 if (debugger == 0) 2322 wakeup(VTY_WCHAN(sc,next_scr)); 2323 splx(s); 2324 DPRINTF(5, ("switch done (new == old)\n")); 2325 return 0; 2326 } 2327 2328 /* has controlling process died? */ 2329 vt_proc_alive(sc->old_scp); 2330 vt_proc_alive(sc->new_scp); 2331 2332 /* wait for the controlling process to release the screen, if necessary */ 2333 if (signal_vt_rel(sc->old_scp)) { 2334 splx(s); 2335 return 0; 2336 } 2337 2338 /* go set up the new vty screen */ 2339 splx(s); 2340 exchange_scr(sc); 2341 s = spltty(); 2342 2343 /* wake up processes waiting for this vty */ 2344 if (debugger == 0) 2345 wakeup(VTY_WCHAN(sc,next_scr)); 2346 2347 /* wait for the controlling process to acknowledge, if necessary */ 2348 if (signal_vt_acq(sc->cur_scp)) { 2349 splx(s); 2350 return 0; 2351 } 2352 2353 sc->switch_in_progress = 0; 2354 if (sc->unit == sc_console_unit) 2355 cnavailable(sc_consptr, TRUE); 2356 splx(s); 2357 DPRINTF(5, ("switch done\n")); 2358 2359 return 0; 2360} 2361 2362static int 2363do_switch_scr(sc_softc_t *sc, int s) 2364{ 2365 vt_proc_alive(sc->new_scp); 2366 2367 splx(s); 2368 exchange_scr(sc); 2369 s = spltty(); 2370 /* sc->cur_scp == sc->new_scp */ 2371 wakeup(VTY_WCHAN(sc,sc->cur_scp->index)); 2372 2373 /* wait for the controlling process to acknowledge, if necessary */ 2374 if (!signal_vt_acq(sc->cur_scp)) { 2375 sc->switch_in_progress = 0; 2376 if (sc->unit == sc_console_unit) 2377 cnavailable(sc_consptr, TRUE); 2378 } 2379 2380 return s; 2381} 2382 2383static int 2384vt_proc_alive(scr_stat *scp) 2385{ 2386 struct proc *p; 2387 2388 if (scp->proc) { 2389 if ((p = pfind(scp->pid)) != NULL) 2390 PROC_UNLOCK(p); 2391 if (scp->proc == p) 2392 return TRUE; 2393 scp->proc = NULL; 2394 scp->smode.mode = VT_AUTO; 2395 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2396 } 2397 return FALSE; 2398} 2399 2400static int 2401signal_vt_rel(scr_stat *scp) 2402{ 2403 if (scp->smode.mode != VT_PROCESS) 2404 return FALSE; 2405 scp->status |= SWITCH_WAIT_REL; 2406 PROC_LOCK(scp->proc); 2407 psignal(scp->proc, scp->smode.relsig); 2408 PROC_UNLOCK(scp->proc); 2409 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2410 return TRUE; 2411} 2412 2413static int 2414signal_vt_acq(scr_stat *scp) 2415{ 2416 if (scp->smode.mode != VT_PROCESS) 2417 return FALSE; 2418 if (scp->sc->unit == sc_console_unit) 2419 cnavailable(sc_consptr, FALSE); 2420 scp->status |= SWITCH_WAIT_ACQ; 2421 PROC_LOCK(scp->proc); 2422 psignal(scp->proc, scp->smode.acqsig); 2423 PROC_UNLOCK(scp->proc); 2424 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2425 return TRUE; 2426} 2427 2428static int 2429finish_vt_rel(scr_stat *scp, int release, int *s) 2430{ 2431 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2432 scp->status &= ~SWITCH_WAIT_REL; 2433 if (release) 2434 *s = do_switch_scr(scp->sc, *s); 2435 else 2436 scp->sc->switch_in_progress = 0; 2437 return 0; 2438 } 2439 return EINVAL; 2440} 2441 2442static int 2443finish_vt_acq(scr_stat *scp) 2444{ 2445 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2446 scp->status &= ~SWITCH_WAIT_ACQ; 2447 scp->sc->switch_in_progress = 0; 2448 return 0; 2449 } 2450 return EINVAL; 2451} 2452 2453static void 2454exchange_scr(sc_softc_t *sc) 2455{ 2456 scr_stat *scp; 2457 2458 /* save the current state of video and keyboard */ 2459 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2460 if (!ISGRAPHSC(sc->old_scp)) 2461 sc_remove_cursor_image(sc->old_scp); 2462 if (sc->old_scp->kbd_mode == K_XLATE) 2463 save_kbd_state(sc->old_scp); 2464 2465 /* set up the video for the new screen */ 2466 scp = sc->cur_scp = sc->new_scp; 2467#ifdef PC98 2468 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2469#else 2470 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2471#endif 2472 set_mode(scp); 2473#ifndef __sparc64__ 2474 else 2475 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2476 (void *)sc->adp->va_window, FALSE); 2477#endif 2478 scp->status |= MOUSE_HIDDEN; 2479 sc_move_cursor(scp, scp->xpos, scp->ypos); 2480 if (!ISGRAPHSC(scp)) 2481 sc_set_cursor_image(scp); 2482#ifndef SC_NO_PALETTE_LOADING 2483 if (ISGRAPHSC(sc->old_scp)) 2484 vidd_load_palette(sc->adp, sc->palette); 2485#endif 2486 sc_set_border(scp, scp->border); 2487 2488 /* set up the keyboard for the new screen */ 2489 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2490 kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2491 update_kbd_state(scp, scp->status, LOCK_MASK); 2492 2493 mark_all(scp); 2494} 2495 2496void 2497sc_puts(scr_stat *scp, u_char *buf, int len, int kernel) 2498{ 2499 int need_unlock = 0; 2500 2501#ifdef DEV_SPLASH 2502 /* make screensaver happy */ 2503 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2504 run_scrn_saver = FALSE; 2505#endif 2506 2507 if (scp->tsw) { 2508 if (!kdb_active && !mtx_owned(&scp->scr_lock)) { 2509 need_unlock = 1; 2510 mtx_lock_spin(&scp->scr_lock); 2511 } 2512 (*scp->tsw->te_puts)(scp, buf, len, kernel); 2513 if (need_unlock) 2514 mtx_unlock_spin(&scp->scr_lock); 2515 } 2516 2517 if (scp->sc->delayed_next_scr) 2518 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2519} 2520 2521void 2522sc_draw_cursor_image(scr_stat *scp) 2523{ 2524 /* assert(scp == scp->sc->cur_scp); */ 2525 SC_VIDEO_LOCK(scp->sc); 2526 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2527 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2528 sc_inside_cutmark(scp, scp->cursor_pos)); 2529 scp->cursor_oldpos = scp->cursor_pos; 2530 SC_VIDEO_UNLOCK(scp->sc); 2531} 2532 2533void 2534sc_remove_cursor_image(scr_stat *scp) 2535{ 2536 /* assert(scp == scp->sc->cur_scp); */ 2537 SC_VIDEO_LOCK(scp->sc); 2538 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2539 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2540 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2541 SC_VIDEO_UNLOCK(scp->sc); 2542} 2543 2544static void 2545update_cursor_image(scr_stat *scp) 2546{ 2547 /* assert(scp == scp->sc->cur_scp); */ 2548 sc_remove_cursor_image(scp); 2549 sc_set_cursor_image(scp); 2550 sc_draw_cursor_image(scp); 2551} 2552 2553void 2554sc_set_cursor_image(scr_stat *scp) 2555{ 2556 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2557 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2558 /* hidden cursor is internally represented as zero-height underline */ 2559 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2560 scp->curs_attr.base = scp->curs_attr.height = 0; 2561 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2562 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2563 scp->font_size - 1); 2564 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2565 scp->font_size - scp->curs_attr.base); 2566 } else { /* block cursor */ 2567 scp->curs_attr.base = 0; 2568 scp->curs_attr.height = scp->font_size; 2569 } 2570 2571 /* assert(scp == scp->sc->cur_scp); */ 2572 SC_VIDEO_LOCK(scp->sc); 2573 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2574 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2575 SC_VIDEO_UNLOCK(scp->sc); 2576} 2577 2578static void 2579change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2580{ 2581 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2582 sc_remove_cursor_image(scp); 2583 2584 if (base >= 0) 2585 scp->curr_curs_attr.base = base; 2586 if (height >= 0) 2587 scp->curr_curs_attr.height = height; 2588 if (flags & CONS_RESET_CURSOR) 2589 scp->curr_curs_attr = scp->dflt_curs_attr; 2590 else 2591 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2592 2593 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2594 sc_set_cursor_image(scp); 2595 sc_draw_cursor_image(scp); 2596 } 2597} 2598 2599void 2600sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2601{ 2602 sc_softc_t *sc; 2603 struct tty *tp; 2604 int s; 2605 int i; 2606 2607 s = spltty(); 2608 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2609 /* local (per vty) change */ 2610 change_cursor_shape(scp, flags, base, height); 2611 splx(s); 2612 return; 2613 } 2614 2615 /* global change */ 2616 sc = scp->sc; 2617 if (base >= 0) 2618 sc->curs_attr.base = base; 2619 if (height >= 0) 2620 sc->curs_attr.height = height; 2621 if (flags != -1) { 2622 if (flags & CONS_RESET_CURSOR) 2623 sc->curs_attr = sc->dflt_curs_attr; 2624 else 2625 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2626 } 2627 2628 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2629 if ((tp = SC_DEV(sc, i)) == NULL) 2630 continue; 2631 if ((scp = sc_get_stat(tp)) == NULL) 2632 continue; 2633 scp->dflt_curs_attr = sc->curs_attr; 2634 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2635 } 2636 splx(s); 2637} 2638 2639static void 2640scinit(int unit, int flags) 2641{ 2642 2643 /* 2644 * When syscons is being initialized as the kernel console, malloc() 2645 * is not yet functional, because various kernel structures has not been 2646 * fully initialized yet. Therefore, we need to declare the following 2647 * static buffers for the console. This is less than ideal, 2648 * but is necessry evil for the time being. XXX 2649 */ 2650#ifdef PC98 2651 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2652#else 2653 static u_short sc_buffer[ROW*COL]; /* XXX */ 2654#endif 2655#ifndef SC_NO_FONT_LOADING 2656 static u_char font_8[256*8]; 2657 static u_char font_14[256*14]; 2658 static u_char font_16[256*16]; 2659#endif 2660 2661 sc_softc_t *sc; 2662 scr_stat *scp; 2663 video_adapter_t *adp; 2664 int col; 2665 int row; 2666 int i; 2667 2668 /* one time initialization */ 2669 if (init_done == COLD) 2670 sc_get_bios_values(&bios_value); 2671 init_done = WARM; 2672 2673 /* 2674 * Allocate resources. Even if we are being called for the second 2675 * time, we must allocate them again, because they might have 2676 * disappeared... 2677 */ 2678 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2679 if ((sc->flags & SC_INIT_DONE) == 0) 2680 SC_VIDEO_LOCKINIT(sc); 2681 2682 adp = NULL; 2683 if (sc->adapter >= 0) { 2684 vid_release(sc->adp, (void *)&sc->adapter); 2685 adp = sc->adp; 2686 sc->adp = NULL; 2687 } 2688 if (sc->keyboard >= 0) { 2689 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2690 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2691 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2692 if (sc->kbd != NULL) { 2693 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2694 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2695 } 2696 sc->kbd = NULL; 2697 } 2698 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2699 sc->adp = vid_get_adapter(sc->adapter); 2700 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2701 2702 sc->keyboard = sc_allocate_keyboard(sc, unit); 2703 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2704 2705 sc->kbd = kbd_get_keyboard(sc->keyboard); 2706 if (sc->kbd != NULL) { 2707 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2708 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2709 } 2710 2711 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2712 2713 sc->initial_mode = sc->adp->va_initial_mode; 2714 2715#ifndef SC_NO_FONT_LOADING 2716 if (flags & SC_KERNEL_CONSOLE) { 2717 sc->font_8 = font_8; 2718 sc->font_14 = font_14; 2719 sc->font_16 = font_16; 2720 } else if (sc->font_8 == NULL) { 2721 /* assert(sc_malloc) */ 2722 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2723 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2724 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2725 } 2726#endif 2727 2728 /* extract the hardware cursor location and hide the cursor for now */ 2729 vidd_read_hw_cursor(sc->adp, &col, &row); 2730 vidd_set_hw_cursor(sc->adp, -1, -1); 2731 2732 /* set up the first console */ 2733 sc->first_vty = unit*MAXCONS; 2734 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2735 if (flags & SC_KERNEL_CONSOLE) { 2736 /* 2737 * Set up devs structure but don't use it yet, calling make_dev() 2738 * might panic kernel. Wait for sc_attach_unit() to actually 2739 * create the devices. 2740 */ 2741 sc->dev = main_devs; 2742 scp = &main_console; 2743 init_scp(sc, sc->first_vty, scp); 2744 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2745 (void *)sc_buffer, FALSE); 2746 2747 /* move cursors to the initial positions */ 2748 if (col >= scp->xsize) 2749 col = 0; 2750 if (row >= scp->ysize) 2751 row = scp->ysize - 1; 2752 scp->xpos = col; 2753 scp->ypos = row; 2754 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2755 2756 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2757 sc_init_emulator(scp, "*"); 2758 (*scp->tsw->te_default_attr)(scp, 2759 user_default.std_color, 2760 user_default.rev_color); 2761 } else { 2762 /* assert(sc_malloc) */ 2763 sc->dev = malloc(sizeof(struct tty *)*sc->vtys, M_DEVBUF, 2764 M_WAITOK|M_ZERO); 2765 sc->dev[0] = sc_alloc_tty(0, unit * MAXCONS); 2766 scp = alloc_scp(sc, sc->first_vty); 2767 SC_STAT(sc->dev[0]) = scp; 2768 } 2769 sc->cur_scp = scp; 2770 2771#ifndef __sparc64__ 2772 /* copy screen to temporary buffer */ 2773 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2774 (void *)scp->sc->adp->va_window, FALSE); 2775 if (ISTEXTSC(scp)) 2776 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2777#endif 2778 2779 if (bios_value.cursor_end < scp->font_size) 2780 sc->dflt_curs_attr.base = scp->font_size - 2781 bios_value.cursor_end - 1; 2782 else 2783 sc->dflt_curs_attr.base = 0; 2784 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2785 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2786 sc->dflt_curs_attr.flags = 0; 2787 sc->curs_attr = sc->dflt_curs_attr; 2788 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2789 2790#ifndef SC_NO_SYSMOUSE 2791 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2792#endif 2793 if (!ISGRAPHSC(scp)) { 2794 sc_set_cursor_image(scp); 2795 sc_draw_cursor_image(scp); 2796 } 2797 2798 /* save font and palette */ 2799#ifndef SC_NO_FONT_LOADING 2800 sc->fonts_loaded = 0; 2801 if (ISFONTAVAIL(sc->adp->va_flags)) { 2802#ifdef SC_DFLT_FONT 2803 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2804 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2805 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2806 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2807 if (scp->font_size < 14) { 2808 sc_load_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2809 } else if (scp->font_size >= 16) { 2810 sc_load_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2811 } else { 2812 sc_load_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2813 } 2814#else /* !SC_DFLT_FONT */ 2815 if (scp->font_size < 14) { 2816 sc_save_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2817 sc->fonts_loaded = FONT_8; 2818 } else if (scp->font_size >= 16) { 2819 sc_save_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2820 sc->fonts_loaded = FONT_16; 2821 } else { 2822 sc_save_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2823 sc->fonts_loaded = FONT_14; 2824 } 2825#endif /* SC_DFLT_FONT */ 2826 /* FONT KLUDGE: always use the font page #0. XXX */ 2827 sc_show_font(scp, 0); 2828 } 2829#endif /* !SC_NO_FONT_LOADING */ 2830 2831#ifndef SC_NO_PALETTE_LOADING 2832 vidd_save_palette(sc->adp, sc->palette); 2833#endif 2834 2835#ifdef DEV_SPLASH 2836 if (!(sc->flags & SC_SPLASH_SCRN)) { 2837 /* we are ready to put up the splash image! */ 2838 splash_init(sc->adp, scsplash_callback, sc); 2839 sc->flags |= SC_SPLASH_SCRN; 2840 } 2841#endif 2842 } 2843 2844 /* the rest is not necessary, if we have done it once */ 2845 if (sc->flags & SC_INIT_DONE) 2846 return; 2847 2848 /* initialize mapscrn arrays to a one to one map */ 2849 for (i = 0; i < sizeof(sc->scr_map); i++) 2850 sc->scr_map[i] = sc->scr_rmap[i] = i; 2851#ifdef PC98 2852 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2853#endif 2854 2855 sc->flags |= SC_INIT_DONE; 2856} 2857 2858static void 2859scterm(int unit, int flags) 2860{ 2861 sc_softc_t *sc; 2862 scr_stat *scp; 2863 2864 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2865 if (sc == NULL) 2866 return; /* shouldn't happen */ 2867 2868#ifdef DEV_SPLASH 2869 /* this console is no longer available for the splash screen */ 2870 if (sc->flags & SC_SPLASH_SCRN) { 2871 splash_term(sc->adp); 2872 sc->flags &= ~SC_SPLASH_SCRN; 2873 } 2874#endif 2875 2876#if 0 /* XXX */ 2877 /* move the hardware cursor to the upper-left corner */ 2878 vidd_set_hw_cursor(sc->adp, 0, 0); 2879#endif 2880 2881 /* release the keyboard and the video card */ 2882 if (sc->keyboard >= 0) 2883 kbd_release(sc->kbd, &sc->keyboard); 2884 if (sc->adapter >= 0) 2885 vid_release(sc->adp, &sc->adapter); 2886 2887 /* stop the terminal emulator, if any */ 2888 scp = sc_get_stat(sc->dev[0]); 2889 if (scp->tsw) 2890 (*scp->tsw->te_term)(scp, &scp->ts); 2891 if (scp->ts != NULL) 2892 free(scp->ts, M_DEVBUF); 2893 mtx_destroy(&scp->scr_lock); 2894 2895 /* clear the structure */ 2896 if (!(flags & SC_KERNEL_CONSOLE)) { 2897 /* XXX: We need delete_dev() for this */ 2898 free(sc->dev, M_DEVBUF); 2899#if 0 2900 /* XXX: We need a ttyunregister for this */ 2901 free(sc->tty, M_DEVBUF); 2902#endif 2903#ifndef SC_NO_FONT_LOADING 2904 free(sc->font_8, M_DEVBUF); 2905 free(sc->font_14, M_DEVBUF); 2906 free(sc->font_16, M_DEVBUF); 2907#endif 2908 /* XXX vtb, history */ 2909 } 2910 bzero(sc, sizeof(*sc)); 2911 sc->keyboard = -1; 2912 sc->adapter = -1; 2913} 2914 2915static void 2916scshutdown(void *arg, int howto) 2917{ 2918 /* assert(sc_console != NULL) */ 2919 2920 sc_touch_scrn_saver(); 2921 if (!cold && sc_console 2922 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2923 && sc_console->smode.mode == VT_AUTO) 2924 sc_switch_scr(sc_console->sc, sc_console->index); 2925 shutdown_in_progress = TRUE; 2926} 2927 2928int 2929sc_clean_up(scr_stat *scp) 2930{ 2931#ifdef DEV_SPLASH 2932 int error; 2933#endif 2934 2935 if (scp->sc->flags & SC_SCRN_BLANKED) { 2936 sc_touch_scrn_saver(); 2937#ifdef DEV_SPLASH 2938 if ((error = wait_scrn_saver_stop(scp->sc))) 2939 return error; 2940#endif 2941 } 2942 scp->status |= MOUSE_HIDDEN; 2943 sc_remove_mouse_image(scp); 2944 sc_remove_cutmarking(scp); 2945 return 0; 2946} 2947 2948void 2949sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2950{ 2951 sc_vtb_t new; 2952 sc_vtb_t old; 2953 2954 old = scp->vtb; 2955 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2956 if (!discard && (old.vtb_flags & VTB_VALID)) { 2957 /* retain the current cursor position and buffer contants */ 2958 scp->cursor_oldpos = scp->cursor_pos; 2959 /* 2960 * This works only if the old buffer has the same size as or larger 2961 * than the new one. XXX 2962 */ 2963 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2964 scp->vtb = new; 2965 } else { 2966 scp->vtb = new; 2967 sc_vtb_destroy(&old); 2968 } 2969 2970#ifndef SC_NO_SYSMOUSE 2971 /* move the mouse cursor at the center of the screen */ 2972 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2973#endif 2974} 2975 2976static scr_stat 2977*alloc_scp(sc_softc_t *sc, int vty) 2978{ 2979 scr_stat *scp; 2980 2981 /* assert(sc_malloc) */ 2982 2983 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2984 init_scp(sc, vty, scp); 2985 2986 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2987 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2988 sc_init_emulator(scp, "*"); 2989 2990#ifndef SC_NO_CUTPASTE 2991 sc_alloc_cut_buffer(scp, TRUE); 2992#endif 2993 2994#ifndef SC_NO_HISTORY 2995 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2996#endif 2997 2998 return scp; 2999} 3000 3001static void 3002init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 3003{ 3004 video_info_t info; 3005 3006 bzero(scp, sizeof(*scp)); 3007 3008 scp->index = vty; 3009 scp->sc = sc; 3010 scp->status = 0; 3011 scp->mode = sc->initial_mode; 3012 vidd_get_info(sc->adp, scp->mode, &info); 3013 if (info.vi_flags & V_INFO_GRAPHICS) { 3014 scp->status |= GRAPHICS_MODE; 3015 scp->xpixel = info.vi_width; 3016 scp->ypixel = info.vi_height; 3017 scp->xsize = info.vi_width/info.vi_cwidth; 3018 scp->ysize = info.vi_height/info.vi_cheight; 3019 scp->font_size = 0; 3020 scp->font = NULL; 3021 } else { 3022 scp->xsize = info.vi_width; 3023 scp->ysize = info.vi_height; 3024 scp->xpixel = scp->xsize*info.vi_cwidth; 3025 scp->ypixel = scp->ysize*info.vi_cheight; 3026 } 3027 3028 scp->font_size = info.vi_cheight; 3029 scp->font_width = info.vi_cwidth; 3030 if (info.vi_cheight < 14) { 3031#ifndef SC_NO_FONT_LOADING 3032 scp->font = sc->font_8; 3033#else 3034 scp->font = NULL; 3035#endif 3036 } else if (info.vi_cheight >= 16) { 3037#ifndef SC_NO_FONT_LOADING 3038 scp->font = sc->font_16; 3039#else 3040 scp->font = NULL; 3041#endif 3042 } else { 3043#ifndef SC_NO_FONT_LOADING 3044 scp->font = sc->font_14; 3045#else 3046 scp->font = NULL; 3047#endif 3048 } 3049 3050 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3051#ifndef __sparc64__ 3052 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3053#endif 3054 scp->xoff = scp->yoff = 0; 3055 scp->xpos = scp->ypos = 0; 3056 scp->start = scp->xsize * scp->ysize - 1; 3057 scp->end = 0; 3058 scp->tsw = NULL; 3059 scp->ts = NULL; 3060 scp->rndr = NULL; 3061 scp->border = (SC_NORM_ATTR >> 4) & 0x0f; 3062 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3063 scp->mouse_cut_start = scp->xsize*scp->ysize; 3064 scp->mouse_cut_end = -1; 3065 scp->mouse_signal = 0; 3066 scp->mouse_pid = 0; 3067 scp->mouse_proc = NULL; 3068 scp->kbd_mode = K_XLATE; 3069 scp->bell_pitch = bios_value.bell_pitch; 3070 scp->bell_duration = BELL_DURATION; 3071 scp->status |= (bios_value.shift_state & NLKED); 3072 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3073 scp->pid = 0; 3074 scp->proc = NULL; 3075 scp->smode.mode = VT_AUTO; 3076 scp->history = NULL; 3077 scp->history_pos = 0; 3078 scp->history_size = 0; 3079 3080 mtx_init(&scp->scr_lock, "scrlock", NULL, MTX_SPIN); 3081} 3082 3083int 3084sc_init_emulator(scr_stat *scp, char *name) 3085{ 3086 sc_term_sw_t *sw; 3087 sc_rndr_sw_t *rndr; 3088 void *p; 3089 int error; 3090 3091 if (name == NULL) /* if no name is given, use the current emulator */ 3092 sw = scp->tsw; 3093 else /* ...otherwise find the named emulator */ 3094 sw = sc_term_match(name); 3095 if (sw == NULL) 3096 return EINVAL; 3097 3098 rndr = NULL; 3099 if (strcmp(sw->te_renderer, "*") != 0) { 3100 rndr = sc_render_match(scp, sw->te_renderer, 3101 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3102 } 3103 if (rndr == NULL) { 3104 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3105 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3106 if (rndr == NULL) 3107 return ENODEV; 3108 } 3109 3110 if (sw == scp->tsw) { 3111 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3112 scp->rndr = rndr; 3113 scp->rndr->init(scp); 3114 sc_clear_screen(scp); 3115 /* assert(error == 0); */ 3116 return error; 3117 } 3118 3119 if (sc_malloc && (sw->te_size > 0)) 3120 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3121 else 3122 p = NULL; 3123 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3124 if (error) 3125 return error; 3126 3127 if (scp->tsw) 3128 (*scp->tsw->te_term)(scp, &scp->ts); 3129 if (scp->ts != NULL) 3130 free(scp->ts, M_DEVBUF); 3131 scp->tsw = sw; 3132 scp->ts = p; 3133 scp->rndr = rndr; 3134 scp->rndr->init(scp); 3135 3136 /* XXX */ 3137 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3138 sc_clear_screen(scp); 3139 3140 return 0; 3141} 3142 3143/* 3144 * scgetc(flags) - get character from keyboard. 3145 * If flags & SCGETC_CN, then avoid harmful side effects. 3146 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3147 * return NOKEY if there is nothing there. 3148 */ 3149static u_int 3150scgetc(sc_softc_t *sc, u_int flags) 3151{ 3152 scr_stat *scp; 3153#ifndef SC_NO_HISTORY 3154 struct tty *tp; 3155#endif 3156 u_int c; 3157 int this_scr; 3158 int f; 3159 int i; 3160 3161 if (sc->kbd == NULL) 3162 return NOKEY; 3163 3164next_code: 3165#if 1 3166 /* I don't like this, but... XXX */ 3167 if (flags & SCGETC_CN) 3168 sccnupdate(sc->cur_scp); 3169#endif 3170 scp = sc->cur_scp; 3171 /* first see if there is something in the keyboard port */ 3172 for (;;) { 3173 c = kbdd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3174 if (c == ERRKEY) { 3175 if (!(flags & SCGETC_CN)) 3176 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3177 } else if (c == NOKEY) 3178 return c; 3179 else 3180 break; 3181 } 3182 3183 /* make screensaver happy */ 3184 if (!(c & RELKEY)) 3185 sc_touch_scrn_saver(); 3186 3187 if (!(flags & SCGETC_CN)) 3188 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3189 3190 if (scp->kbd_mode != K_XLATE) 3191 return KEYCHAR(c); 3192 3193 /* if scroll-lock pressed allow history browsing */ 3194 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3195 3196 scp->status &= ~CURSOR_ENABLED; 3197 sc_remove_cursor_image(scp); 3198 3199#ifndef SC_NO_HISTORY 3200 if (!(scp->status & BUFFER_SAVED)) { 3201 scp->status |= BUFFER_SAVED; 3202 sc_hist_save(scp); 3203 } 3204 switch (c) { 3205 /* FIXME: key codes */ 3206 case SPCLKEY | FKEY | F(49): /* home key */ 3207 sc_remove_cutmarking(scp); 3208 sc_hist_home(scp); 3209 goto next_code; 3210 3211 case SPCLKEY | FKEY | F(57): /* end key */ 3212 sc_remove_cutmarking(scp); 3213 sc_hist_end(scp); 3214 goto next_code; 3215 3216 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3217 sc_remove_cutmarking(scp); 3218 if (sc_hist_up_line(scp)) 3219 if (!(flags & SCGETC_CN)) 3220 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3221 goto next_code; 3222 3223 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3224 sc_remove_cutmarking(scp); 3225 if (sc_hist_down_line(scp)) 3226 if (!(flags & SCGETC_CN)) 3227 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3228 goto next_code; 3229 3230 case SPCLKEY | FKEY | F(51): /* page up key */ 3231 sc_remove_cutmarking(scp); 3232 for (i=0; i<scp->ysize; i++) 3233 if (sc_hist_up_line(scp)) { 3234 if (!(flags & SCGETC_CN)) 3235 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3236 break; 3237 } 3238 goto next_code; 3239 3240 case SPCLKEY | FKEY | F(59): /* page down key */ 3241 sc_remove_cutmarking(scp); 3242 for (i=0; i<scp->ysize; i++) 3243 if (sc_hist_down_line(scp)) { 3244 if (!(flags & SCGETC_CN)) 3245 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3246 break; 3247 } 3248 goto next_code; 3249 } 3250#endif /* SC_NO_HISTORY */ 3251 } 3252 3253 /* 3254 * Process and consume special keys here. Return a plain char code 3255 * or a char code with the META flag or a function key code. 3256 */ 3257 if (c & RELKEY) { 3258 /* key released */ 3259 /* goto next_code */ 3260 } else { 3261 /* key pressed */ 3262 if (c & SPCLKEY) { 3263 c &= ~SPCLKEY; 3264 switch (KEYCHAR(c)) { 3265 /* LOCKING KEYS */ 3266 case NLK: case CLK: case ALK: 3267 break; 3268 case SLK: 3269 kbdd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3270 if (f & SLKED) { 3271 scp->status |= SLKED; 3272 } else { 3273 if (scp->status & SLKED) { 3274 scp->status &= ~SLKED; 3275#ifndef SC_NO_HISTORY 3276 if (scp->status & BUFFER_SAVED) { 3277 if (!sc_hist_restore(scp)) 3278 sc_remove_cutmarking(scp); 3279 scp->status &= ~BUFFER_SAVED; 3280 scp->status |= CURSOR_ENABLED; 3281 sc_draw_cursor_image(scp); 3282 } 3283 tp = SC_DEV(sc, scp->index); 3284 if (!kdb_active && tty_opened(tp)) 3285 sctty_outwakeup(tp); 3286#endif 3287 } 3288 } 3289 break; 3290 3291 case PASTE: 3292#ifndef SC_NO_CUTPASTE 3293 sc_mouse_paste(scp); 3294#endif 3295 break; 3296 3297 /* NON-LOCKING KEYS */ 3298 case NOP: 3299 case LSH: case RSH: case LCTR: case RCTR: 3300 case LALT: case RALT: case ASH: case META: 3301 break; 3302 3303 case BTAB: 3304 if (!(sc->flags & SC_SCRN_BLANKED)) 3305 return c; 3306 break; 3307 3308 case SPSC: 3309#ifdef DEV_SPLASH 3310 /* force activatation/deactivation of the screen saver */ 3311 if (!(sc->flags & SC_SCRN_BLANKED)) { 3312 run_scrn_saver = TRUE; 3313 sc->scrn_time_stamp -= scrn_blank_time; 3314 } 3315 if (cold) { 3316 /* 3317 * While devices are being probed, the screen saver need 3318 * to be invoked explictly. XXX 3319 */ 3320 if (sc->flags & SC_SCRN_BLANKED) { 3321 scsplash_stick(FALSE); 3322 stop_scrn_saver(sc, current_saver); 3323 } else { 3324 if (!ISGRAPHSC(scp)) { 3325 scsplash_stick(TRUE); 3326 (*current_saver)(sc, TRUE); 3327 } 3328 } 3329 } 3330#endif /* DEV_SPLASH */ 3331 break; 3332 3333 case RBT: 3334#ifndef SC_DISABLE_REBOOT 3335 if (enable_reboot) 3336 shutdown_nice(0); 3337#endif 3338 break; 3339 3340 case HALT: 3341#ifndef SC_DISABLE_REBOOT 3342 if (enable_reboot) 3343 shutdown_nice(RB_HALT); 3344#endif 3345 break; 3346 3347 case PDWN: 3348#ifndef SC_DISABLE_REBOOT 3349 if (enable_reboot) 3350 shutdown_nice(RB_HALT|RB_POWEROFF); 3351#endif 3352 break; 3353 3354 case SUSP: 3355 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3356 break; 3357 case STBY: 3358 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3359 break; 3360 3361 case DBG: 3362#ifndef SC_DISABLE_KDBKEY 3363 if (enable_kdbkey) 3364 kdb_enter(KDB_WHY_BREAK, "manual escape to debugger"); 3365#endif 3366 break; 3367 3368 case PNC: 3369 if (enable_panic_key) 3370 panic("Forced by the panic key"); 3371 break; 3372 3373 case NEXT: 3374 this_scr = scp->index; 3375 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3376 sc->first_vty + i != this_scr; 3377 i = (i + 1)%sc->vtys) { 3378 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3379 if (tty_opened(tp)) { 3380 sc_switch_scr(scp->sc, sc->first_vty + i); 3381 break; 3382 } 3383 } 3384 break; 3385 3386 case PREV: 3387 this_scr = scp->index; 3388 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3389 sc->first_vty + i != this_scr; 3390 i = (i + sc->vtys - 1)%sc->vtys) { 3391 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3392 if (tty_opened(tp)) { 3393 sc_switch_scr(scp->sc, sc->first_vty + i); 3394 break; 3395 } 3396 } 3397 break; 3398 3399 default: 3400 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3401 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3402 break; 3403 } 3404 /* assert(c & FKEY) */ 3405 if (!(sc->flags & SC_SCRN_BLANKED)) 3406 return c; 3407 break; 3408 } 3409 /* goto next_code */ 3410 } else { 3411 /* regular keys (maybe MKEY is set) */ 3412 if (!(sc->flags & SC_SCRN_BLANKED)) 3413 return c; 3414 } 3415 } 3416 3417 goto next_code; 3418} 3419 3420static int 3421sctty_mmap(struct tty *tp, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3422{ 3423 scr_stat *scp; 3424 3425 scp = sc_get_stat(tp); 3426 if (scp != scp->sc->cur_scp) 3427 return -1; 3428 return vidd_mmap(scp->sc->adp, offset, paddr, nprot); 3429} 3430 3431static int 3432save_kbd_state(scr_stat *scp) 3433{ 3434 int state; 3435 int error; 3436 3437 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3438 if (error == ENOIOCTL) 3439 error = ENODEV; 3440 if (error == 0) { 3441 scp->status &= ~LOCK_MASK; 3442 scp->status |= state; 3443 } 3444 return error; 3445} 3446 3447static int 3448update_kbd_state(scr_stat *scp, int new_bits, int mask) 3449{ 3450 int state; 3451 int error; 3452 3453 if (mask != LOCK_MASK) { 3454 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3455 if (error == ENOIOCTL) 3456 error = ENODEV; 3457 if (error) 3458 return error; 3459 state &= ~mask; 3460 state |= new_bits & mask; 3461 } else { 3462 state = new_bits & LOCK_MASK; 3463 } 3464 error = kbdd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3465 if (error == ENOIOCTL) 3466 error = ENODEV; 3467 return error; 3468} 3469 3470static int 3471update_kbd_leds(scr_stat *scp, int which) 3472{ 3473 int error; 3474 3475 which &= LOCK_MASK; 3476 error = kbdd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3477 if (error == ENOIOCTL) 3478 error = ENODEV; 3479 return error; 3480} 3481 3482int 3483set_mode(scr_stat *scp) 3484{ 3485 video_info_t info; 3486 3487 /* reject unsupported mode */ 3488 if (vidd_get_info(scp->sc->adp, scp->mode, &info)) 3489 return 1; 3490 3491 /* if this vty is not currently showing, do nothing */ 3492 if (scp != scp->sc->cur_scp) 3493 return 0; 3494 3495 /* setup video hardware for the given mode */ 3496 vidd_set_mode(scp->sc->adp, scp->mode); 3497 scp->rndr->init(scp); 3498#ifndef __sparc64__ 3499 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3500 (void *)scp->sc->adp->va_window, FALSE); 3501#endif 3502 3503#ifndef SC_NO_FONT_LOADING 3504 /* load appropriate font */ 3505 if (!(scp->status & GRAPHICS_MODE)) { 3506 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3507 if (scp->font_size < 14) { 3508 if (scp->sc->fonts_loaded & FONT_8) 3509 sc_load_font(scp, 0, 8, 8, scp->sc->font_8, 0, 256); 3510 } else if (scp->font_size >= 16) { 3511 if (scp->sc->fonts_loaded & FONT_16) 3512 sc_load_font(scp, 0, 16, 8, scp->sc->font_16, 0, 256); 3513 } else { 3514 if (scp->sc->fonts_loaded & FONT_14) 3515 sc_load_font(scp, 0, 14, 8, scp->sc->font_14, 0, 256); 3516 } 3517 /* 3518 * FONT KLUDGE: 3519 * This is an interim kludge to display correct font. 3520 * Always use the font page #0 on the video plane 2. 3521 * Somehow we cannot show the font in other font pages on 3522 * some video cards... XXX 3523 */ 3524 sc_show_font(scp, 0); 3525 } 3526 mark_all(scp); 3527 } 3528#endif /* !SC_NO_FONT_LOADING */ 3529 3530 sc_set_border(scp, scp->border); 3531 sc_set_cursor_image(scp); 3532 3533 return 0; 3534} 3535 3536void 3537sc_set_border(scr_stat *scp, int color) 3538{ 3539 SC_VIDEO_LOCK(scp->sc); 3540 (*scp->rndr->draw_border)(scp, color); 3541 SC_VIDEO_UNLOCK(scp->sc); 3542} 3543 3544#ifndef SC_NO_FONT_LOADING 3545void 3546sc_load_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3547 int base, int count) 3548{ 3549 sc_softc_t *sc; 3550 3551 sc = scp->sc; 3552 sc->font_loading_in_progress = TRUE; 3553 vidd_load_font(sc->adp, page, size, width, buf, base, count); 3554 sc->font_loading_in_progress = FALSE; 3555} 3556 3557void 3558sc_save_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3559 int base, int count) 3560{ 3561 sc_softc_t *sc; 3562 3563 sc = scp->sc; 3564 sc->font_loading_in_progress = TRUE; 3565 vidd_save_font(sc->adp, page, size, width, buf, base, count); 3566 sc->font_loading_in_progress = FALSE; 3567} 3568 3569void 3570sc_show_font(scr_stat *scp, int page) 3571{ 3572 vidd_show_font(scp->sc->adp, page); 3573} 3574#endif /* !SC_NO_FONT_LOADING */ 3575 3576void 3577sc_paste(scr_stat *scp, const u_char *p, int count) 3578{ 3579 struct tty *tp; 3580 u_char *rmap; 3581 3582 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 3583 if (!tty_opened(tp)) 3584 return; 3585 rmap = scp->sc->scr_rmap; 3586 for (; count > 0; --count) 3587 ttydisc_rint(tp, rmap[*p++], 0); 3588 ttydisc_rint_done(tp); 3589} 3590 3591void 3592sc_respond(scr_stat *scp, const u_char *p, int count, int wakeup) 3593{ 3594 struct tty *tp; 3595 3596 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 3597 if (!tty_opened(tp)) 3598 return; 3599 ttydisc_rint_simple(tp, p, count); 3600 if (wakeup) { 3601 /* XXX: we can't always call ttydisc_rint_done() here! */ 3602 ttydisc_rint_done(tp); 3603 } 3604} 3605 3606void 3607sc_bell(scr_stat *scp, int pitch, int duration) 3608{ 3609 if (cold || shutdown_in_progress || !enable_bell) 3610 return; 3611 3612 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3613 return; 3614 3615 if (scp->sc->flags & SC_VISUAL_BELL) { 3616 if (scp->sc->blink_in_progress) 3617 return; 3618 scp->sc->blink_in_progress = 3; 3619 if (scp != scp->sc->cur_scp) 3620 scp->sc->blink_in_progress += 2; 3621 blink_screen(scp->sc->cur_scp); 3622 } else if (duration != 0 && pitch != 0) { 3623 if (scp != scp->sc->cur_scp) 3624 pitch *= 2; 3625 sysbeep(1193182 / pitch, duration); 3626 } 3627} 3628 3629static void 3630blink_screen(void *arg) 3631{ 3632 scr_stat *scp = arg; 3633 struct tty *tp; 3634 3635 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3636 scp->sc->blink_in_progress = 0; 3637 mark_all(scp); 3638 tp = SC_DEV(scp->sc, scp->index); 3639 if (tty_opened(tp)) 3640 sctty_outwakeup(tp); 3641 if (scp->sc->delayed_next_scr) 3642 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3643 } 3644 else { 3645 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3646 scp->sc->blink_in_progress & 1); 3647 scp->sc->blink_in_progress--; 3648 timeout(blink_screen, scp, hz / 10); 3649 } 3650} 3651 3652/* 3653 * Until sc_attach_unit() gets called no dev structures will be available 3654 * to store the per-screen current status. This is the case when the 3655 * kernel is initially booting and needs access to its console. During 3656 * this early phase of booting the console's current status is kept in 3657 * one statically defined scr_stat structure, and any pointers to the 3658 * dev structures will be NULL. 3659 */ 3660 3661static scr_stat * 3662sc_get_stat(struct tty *tp) 3663{ 3664 if (tp == NULL) 3665 return (&main_console); 3666 return (SC_STAT(tp)); 3667} 3668 3669/* 3670 * Allocate active keyboard. Try to allocate "kbdmux" keyboard first, and, 3671 * if found, add all non-busy keyboards to "kbdmux". Otherwise look for 3672 * any keyboard. 3673 */ 3674 3675static int 3676sc_allocate_keyboard(sc_softc_t *sc, int unit) 3677{ 3678 int idx0, idx; 3679 keyboard_t *k0, *k; 3680 keyboard_info_t ki; 3681 3682 idx0 = kbd_allocate("kbdmux", -1, (void *)&sc->keyboard, sckbdevent, sc); 3683 if (idx0 != -1) { 3684 k0 = kbd_get_keyboard(idx0); 3685 3686 for (idx = kbd_find_keyboard2("*", -1, 0); 3687 idx != -1; 3688 idx = kbd_find_keyboard2("*", -1, idx + 1)) { 3689 k = kbd_get_keyboard(idx); 3690 3691 if (idx == idx0 || KBD_IS_BUSY(k)) 3692 continue; 3693 3694 bzero(&ki, sizeof(ki)); 3695 strcpy(ki.kb_name, k->kb_name); 3696 ki.kb_unit = k->kb_unit; 3697 3698 kbdd_ioctl(k0, KBADDKBD, (caddr_t) &ki); 3699 } 3700 } else 3701 idx0 = kbd_allocate("*", unit, (void *)&sc->keyboard, sckbdevent, sc); 3702 3703 return (idx0); 3704} 3705