syscons.c revision 204265
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 204265 2010-02-23 21:51:14Z 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 const 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 = (*sc->cur_scp->tsw->te_fkeystr)(sc->cur_scp, c); 665 if (cp != NULL) { 666 ttydisc_rint_simple(cur_tty, cp, strlen(cp)); 667 break; 668 } 669 cp = kbdd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 670 if (cp != NULL) 671 ttydisc_rint_simple(cur_tty, cp, len); 672 break; 673 case MKEY: /* meta is active, prepend ESC */ 674 ttydisc_rint(cur_tty, 0x1b, 0); 675 ttydisc_rint(cur_tty, KEYCHAR(c), 0); 676 break; 677 case BKEY: /* backtab fixed sequence (esc [ Z) */ 678 ttydisc_rint_simple(cur_tty, "\x1B[Z", 3); 679 break; 680 } 681 682 ttydisc_rint_done(cur_tty); 683 } 684 685 sc->cur_scp->status |= MOUSE_HIDDEN; 686 687done: 688 mtx_unlock(&Giant); 689 return (error); 690} 691 692static int 693sctty_ioctl(struct tty *tp, u_long cmd, caddr_t data, struct thread *td) 694{ 695 int error; 696 int i; 697 sc_softc_t *sc; 698 scr_stat *scp; 699 int s; 700#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 701 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 702 int ival; 703#endif 704 705 /* If there is a user_ioctl function call that first */ 706 if (sc_user_ioctl) { 707 error = (*sc_user_ioctl)(tp, cmd, data, td); 708 if (error != ENOIOCTL) 709 return error; 710 } 711 712 error = sc_vid_ioctl(tp, cmd, data, td); 713 if (error != ENOIOCTL) 714 return error; 715 716#ifndef SC_NO_HISTORY 717 error = sc_hist_ioctl(tp, cmd, data, td); 718 if (error != ENOIOCTL) 719 return error; 720#endif 721 722#ifndef SC_NO_SYSMOUSE 723 error = sc_mouse_ioctl(tp, cmd, data, td); 724 if (error != ENOIOCTL) 725 return error; 726#endif 727 728 scp = sc_get_stat(tp); 729 /* assert(scp != NULL) */ 730 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 731 sc = scp->sc; 732 733 if (scp->tsw) { 734 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, td); 735 if (error != ENOIOCTL) 736 return error; 737 } 738 739 switch (cmd) { /* process console hardware related ioctl's */ 740 741 case GIO_ATTR: /* get current attributes */ 742 /* this ioctl is not processed here, but in the terminal emulator */ 743 return ENOTTY; 744 745 case GIO_COLOR: /* is this a color console ? */ 746 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 747 return 0; 748 749 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 750 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 751 return EINVAL; 752 s = spltty(); 753 scrn_blank_time = *(int *)data; 754 run_scrn_saver = (scrn_blank_time != 0); 755 splx(s); 756 return 0; 757 758 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 759 s = spltty(); 760 *(int *)data &= CONS_CURSOR_ATTRS; 761 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 762 splx(s); 763 return 0; 764 765 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 766 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 767 ((int *)data)[0] = scp->curr_curs_attr.flags; 768 ((int *)data)[1] = scp->curr_curs_attr.base; 769 ((int *)data)[2] = scp->curr_curs_attr.height; 770 } else { 771 ((int *)data)[0] = sc->curs_attr.flags; 772 ((int *)data)[1] = sc->curs_attr.base; 773 ((int *)data)[2] = sc->curs_attr.height; 774 } 775 return 0; 776 777 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 778 s = spltty(); 779 sc_change_cursor_shape(scp, ((int *)data)[0], 780 ((int *)data)[1], ((int *)data)[2]); 781 splx(s); 782 return 0; 783 784 case CONS_BELLTYPE: /* set bell type sound/visual */ 785 if ((*(int *)data) & CONS_VISUAL_BELL) 786 sc->flags |= SC_VISUAL_BELL; 787 else 788 sc->flags &= ~SC_VISUAL_BELL; 789 if ((*(int *)data) & CONS_QUIET_BELL) 790 sc->flags |= SC_QUIET_BELL; 791 else 792 sc->flags &= ~SC_QUIET_BELL; 793 return 0; 794 795 case CONS_GETINFO: /* get current (virtual) console info */ 796 { 797 vid_info_t *ptr = (vid_info_t*)data; 798 if (ptr->size == sizeof(struct vid_info)) { 799 ptr->m_num = sc->cur_scp->index; 800 ptr->font_size = scp->font_size; 801 ptr->mv_col = scp->xpos; 802 ptr->mv_row = scp->ypos; 803 ptr->mv_csz = scp->xsize; 804 ptr->mv_rsz = scp->ysize; 805 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 806 /* 807 * The following fields are filled by the terminal emulator. XXX 808 * 809 * ptr->mv_norm.fore 810 * ptr->mv_norm.back 811 * ptr->mv_rev.fore 812 * ptr->mv_rev.back 813 */ 814 ptr->mv_grfc.fore = 0; /* not supported */ 815 ptr->mv_grfc.back = 0; /* not supported */ 816 ptr->mv_ovscan = scp->border; 817 if (scp == sc->cur_scp) 818 save_kbd_state(scp); 819 ptr->mk_keylock = scp->status & LOCK_MASK; 820 return 0; 821 } 822 return EINVAL; 823 } 824 825 case CONS_GETVERS: /* get version number */ 826 *(int*)data = 0x200; /* version 2.0 */ 827 return 0; 828 829 case CONS_IDLE: /* see if the screen has been idle */ 830 /* 831 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 832 * the user process may have been writing something on the 833 * screen and syscons is not aware of it. Declare the screen 834 * is NOT idle if it is in one of these modes. But there is 835 * an exception to it; if a screen saver is running in the 836 * graphics mode in the current screen, we should say that the 837 * screen has been idle. 838 */ 839 *(int *)data = (sc->flags & SC_SCRN_IDLE) 840 && (!ISGRAPHSC(sc->cur_scp) 841 || (sc->cur_scp->status & SAVER_RUNNING)); 842 return 0; 843 844 case CONS_SAVERMODE: /* set saver mode */ 845 switch(*(int *)data) { 846 case CONS_NO_SAVER: 847 case CONS_USR_SAVER: 848 /* if a LKM screen saver is running, stop it first. */ 849 scsplash_stick(FALSE); 850 saver_mode = *(int *)data; 851 s = spltty(); 852#ifdef DEV_SPLASH 853 if ((error = wait_scrn_saver_stop(NULL))) { 854 splx(s); 855 return error; 856 } 857#endif 858 run_scrn_saver = TRUE; 859 if (saver_mode == CONS_USR_SAVER) 860 scp->status |= SAVER_RUNNING; 861 else 862 scp->status &= ~SAVER_RUNNING; 863 scsplash_stick(TRUE); 864 splx(s); 865 break; 866 case CONS_LKM_SAVER: 867 s = spltty(); 868 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 869 scp->status &= ~SAVER_RUNNING; 870 saver_mode = *(int *)data; 871 splx(s); 872 break; 873 default: 874 return EINVAL; 875 } 876 return 0; 877 878 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 879 /* 880 * Note that this ioctl does not guarantee the screen saver 881 * actually starts or stops. It merely attempts to do so... 882 */ 883 s = spltty(); 884 run_scrn_saver = (*(int *)data != 0); 885 if (run_scrn_saver) 886 sc->scrn_time_stamp -= scrn_blank_time; 887 splx(s); 888 return 0; 889 890 case CONS_SCRSHOT: /* get a screen shot */ 891 { 892 int retval, hist_rsz; 893 size_t lsize, csize; 894 vm_offset_t frbp, hstp; 895 unsigned lnum; 896 scrshot_t *ptr = (scrshot_t *)data; 897 void *outp = ptr->buf; 898 899 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0) 900 return EINVAL; 901 s = spltty(); 902 if (ISGRAPHSC(scp)) { 903 splx(s); 904 return EOPNOTSUPP; 905 } 906 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 907 if (((u_int)ptr->x + ptr->xsize) > scp->xsize || 908 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 909 splx(s); 910 return EINVAL; 911 } 912 913 lsize = scp->xsize * sizeof(u_int16_t); 914 csize = ptr->xsize * sizeof(u_int16_t); 915 /* Pointer to the last line of framebuffer */ 916 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 917 sizeof(u_int16_t); 918 /* Pointer to the last line of target buffer */ 919 outp = (char *)outp + ptr->ysize * csize; 920 /* Pointer to the last line of history buffer */ 921 if (scp->history != NULL) 922 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 923 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 924 else 925 hstp = 0; 926 927 retval = 0; 928 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 929 if (lnum < scp->ysize) { 930 frbp -= lsize; 931 } else { 932 hstp -= lsize; 933 if (hstp < scp->history->vtb_buffer) 934 hstp += scp->history->vtb_rows * lsize; 935 frbp = hstp; 936 } 937 if (lnum < ptr->y) 938 continue; 939 outp = (char *)outp - csize; 940 retval = copyout((void *)frbp, outp, csize); 941 if (retval != 0) 942 break; 943 } 944 splx(s); 945 return retval; 946 } 947 948 case VT_SETMODE: /* set screen switcher mode */ 949 { 950 struct vt_mode *mode; 951 struct proc *p1; 952 953 mode = (struct vt_mode *)data; 954 DPRINTF(5, ("%s%d: VT_SETMODE ", SC_DRIVER_NAME, sc->unit)); 955 if (scp->smode.mode == VT_PROCESS) { 956 p1 = pfind(scp->pid); 957 if (scp->proc == p1 && scp->proc != td->td_proc) { 958 if (p1) 959 PROC_UNLOCK(p1); 960 DPRINTF(5, ("error EPERM\n")); 961 return EPERM; 962 } 963 if (p1) 964 PROC_UNLOCK(p1); 965 } 966 s = spltty(); 967 if (mode->mode == VT_AUTO) { 968 scp->smode.mode = VT_AUTO; 969 scp->proc = NULL; 970 scp->pid = 0; 971 DPRINTF(5, ("VT_AUTO, ")); 972 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 973 cnavailable(sc_consptr, TRUE); 974 /* were we in the middle of the vty switching process? */ 975 if (finish_vt_rel(scp, TRUE, &s) == 0) 976 DPRINTF(5, ("reset WAIT_REL, ")); 977 if (finish_vt_acq(scp) == 0) 978 DPRINTF(5, ("reset WAIT_ACQ, ")); 979 } else { 980 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 981 || !ISSIGVALID(mode->frsig)) { 982 splx(s); 983 DPRINTF(5, ("error EINVAL\n")); 984 return EINVAL; 985 } 986 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 987 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 988 scp->proc = td->td_proc; 989 scp->pid = scp->proc->p_pid; 990 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 991 cnavailable(sc_consptr, FALSE); 992 } 993 splx(s); 994 DPRINTF(5, ("\n")); 995 return 0; 996 } 997 998 case VT_GETMODE: /* get screen switcher mode */ 999 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 1000 return 0; 1001 1002#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1003 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1004 case _IO('v', 4): 1005 ival = IOCPARM_IVAL(data); 1006 data = (caddr_t)&ival; 1007 /* FALLTHROUGH */ 1008#endif 1009 case VT_RELDISP: /* screen switcher ioctl */ 1010 s = spltty(); 1011 /* 1012 * This must be the current vty which is in the VT_PROCESS 1013 * switching mode... 1014 */ 1015 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 1016 splx(s); 1017 return EINVAL; 1018 } 1019 /* ...and this process is controlling it. */ 1020 if (scp->proc != td->td_proc) { 1021 splx(s); 1022 return EPERM; 1023 } 1024 error = EINVAL; 1025 switch(*(int *)data) { 1026 case VT_FALSE: /* user refuses to release screen, abort */ 1027 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 1028 DPRINTF(5, ("%s%d: VT_FALSE\n", SC_DRIVER_NAME, sc->unit)); 1029 break; 1030 case VT_TRUE: /* user has released screen, go on */ 1031 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 1032 DPRINTF(5, ("%s%d: VT_TRUE\n", SC_DRIVER_NAME, sc->unit)); 1033 break; 1034 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1035 if ((error = finish_vt_acq(scp)) == 0) 1036 DPRINTF(5, ("%s%d: VT_ACKACQ\n", SC_DRIVER_NAME, sc->unit)); 1037 break; 1038 default: 1039 break; 1040 } 1041 splx(s); 1042 return error; 1043 1044 case VT_OPENQRY: /* return free virtual console */ 1045 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1046 tp = SC_DEV(sc, i); 1047 if (!tty_opened(tp)) { 1048 *(int *)data = i + 1; 1049 return 0; 1050 } 1051 } 1052 return EINVAL; 1053 1054#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1055 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1056 case _IO('v', 5): 1057 ival = IOCPARM_IVAL(data); 1058 data = (caddr_t)&ival; 1059 /* FALLTHROUGH */ 1060#endif 1061 case VT_ACTIVATE: /* switch to screen *data */ 1062 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1063 s = spltty(); 1064 error = sc_clean_up(sc->cur_scp); 1065 splx(s); 1066 if (error) 1067 return error; 1068 error = sc_switch_scr(sc, i); 1069 return (error); 1070 1071#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1072 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1073 case _IO('v', 6): 1074 ival = IOCPARM_IVAL(data); 1075 data = (caddr_t)&ival; 1076 /* FALLTHROUGH */ 1077#endif 1078 case VT_WAITACTIVE: /* wait for switch to occur */ 1079 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1080 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1081 return EINVAL; 1082 if (i == sc->cur_scp->index) 1083 return 0; 1084 error = tsleep(VTY_WCHAN(sc, i), (PZERO + 1) | PCATCH, "waitvt", 0); 1085 return error; 1086 1087 case VT_GETACTIVE: /* get active vty # */ 1088 *(int *)data = sc->cur_scp->index + 1; 1089 return 0; 1090 1091 case VT_GETINDEX: /* get this vty # */ 1092 *(int *)data = scp->index + 1; 1093 return 0; 1094 1095 case VT_LOCKSWITCH: /* prevent vty switching */ 1096 if ((*(int *)data) & 0x01) 1097 sc->flags |= SC_SCRN_VTYLOCK; 1098 else 1099 sc->flags &= ~SC_SCRN_VTYLOCK; 1100 return 0; 1101 1102 case KDENABIO: /* allow io operations */ 1103 error = priv_check(td, PRIV_IO); 1104 if (error != 0) 1105 return error; 1106 error = securelevel_gt(td->td_ucred, 0); 1107 if (error != 0) 1108 return error; 1109#ifdef __i386__ 1110 td->td_frame->tf_eflags |= PSL_IOPL; 1111#elif defined(__amd64__) 1112 td->td_frame->tf_rflags |= PSL_IOPL; 1113#endif 1114 return 0; 1115 1116 case KDDISABIO: /* disallow io operations (default) */ 1117#ifdef __i386__ 1118 td->td_frame->tf_eflags &= ~PSL_IOPL; 1119#elif defined(__amd64__) 1120 td->td_frame->tf_rflags &= ~PSL_IOPL; 1121#endif 1122 return 0; 1123 1124#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1125 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1126 case _IO('K', 20): 1127 ival = IOCPARM_IVAL(data); 1128 data = (caddr_t)&ival; 1129 /* FALLTHROUGH */ 1130#endif 1131 case KDSKBSTATE: /* set keyboard state (locks) */ 1132 if (*(int *)data & ~LOCK_MASK) 1133 return EINVAL; 1134 scp->status &= ~LOCK_MASK; 1135 scp->status |= *(int *)data; 1136 if (scp == sc->cur_scp) 1137 update_kbd_state(scp, scp->status, LOCK_MASK); 1138 return 0; 1139 1140 case KDGKBSTATE: /* get keyboard state (locks) */ 1141 if (scp == sc->cur_scp) 1142 save_kbd_state(scp); 1143 *(int *)data = scp->status & LOCK_MASK; 1144 return 0; 1145 1146 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1147 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1148 error = kbdd_ioctl(sc->kbd, cmd, data); 1149 if (error == ENOIOCTL) 1150 error = ENODEV; 1151 return error; 1152 1153#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1154 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1155 case _IO('K', 67): 1156 ival = IOCPARM_IVAL(data); 1157 data = (caddr_t)&ival; 1158 /* FALLTHROUGH */ 1159#endif 1160 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1161 if (*(int *)data & ~0x7f) 1162 return EINVAL; 1163 error = kbdd_ioctl(sc->kbd, KDSETRAD, data); 1164 if (error == ENOIOCTL) 1165 error = ENODEV; 1166 return error; 1167 1168#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1169 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1170 case _IO('K', 7): 1171 ival = IOCPARM_IVAL(data); 1172 data = (caddr_t)&ival; 1173 /* FALLTHROUGH */ 1174#endif 1175 case KDSKBMODE: /* set keyboard mode */ 1176 switch (*(int *)data) { 1177 case K_XLATE: /* switch to XLT ascii mode */ 1178 case K_RAW: /* switch to RAW scancode mode */ 1179 case K_CODE: /* switch to CODE mode */ 1180 scp->kbd_mode = *(int *)data; 1181 if (scp == sc->cur_scp) 1182 kbdd_ioctl(sc->kbd, KDSKBMODE, data); 1183 return 0; 1184 default: 1185 return EINVAL; 1186 } 1187 /* NOT REACHED */ 1188 1189 case KDGKBMODE: /* get keyboard mode */ 1190 *(int *)data = scp->kbd_mode; 1191 return 0; 1192 1193 case KDGKBINFO: 1194 error = kbdd_ioctl(sc->kbd, cmd, data); 1195 if (error == ENOIOCTL) 1196 error = ENODEV; 1197 return error; 1198 1199#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1200 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1201 case _IO('K', 8): 1202 ival = IOCPARM_IVAL(data); 1203 data = (caddr_t)&ival; 1204 /* FALLTHROUGH */ 1205#endif 1206 case KDMKTONE: /* sound the bell */ 1207 if (*(int*)data) 1208 sc_bell(scp, (*(int*)data)&0xffff, 1209 (((*(int*)data)>>16)&0xffff)*hz/1000); 1210 else 1211 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1212 return 0; 1213 1214#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1215 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1216 case _IO('K', 63): 1217 ival = IOCPARM_IVAL(data); 1218 data = (caddr_t)&ival; 1219 /* FALLTHROUGH */ 1220#endif 1221 case KIOCSOUND: /* make tone (*data) hz */ 1222 if (scp == sc->cur_scp) { 1223 if (*(int *)data) 1224 return sc_tone(*(int *)data); 1225 else 1226 return sc_tone(0); 1227 } 1228 return 0; 1229 1230 case KDGKBTYPE: /* get keyboard type */ 1231 error = kbdd_ioctl(sc->kbd, cmd, data); 1232 if (error == ENOIOCTL) { 1233 /* always return something? XXX */ 1234 *(int *)data = 0; 1235 } 1236 return 0; 1237 1238#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1239 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1240 case _IO('K', 66): 1241 ival = IOCPARM_IVAL(data); 1242 data = (caddr_t)&ival; 1243 /* FALLTHROUGH */ 1244#endif 1245 case KDSETLED: /* set keyboard LED status */ 1246 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1247 return EINVAL; 1248 scp->status &= ~LED_MASK; 1249 scp->status |= *(int *)data; 1250 if (scp == sc->cur_scp) 1251 update_kbd_leds(scp, scp->status); 1252 return 0; 1253 1254 case KDGETLED: /* get keyboard LED status */ 1255 if (scp == sc->cur_scp) 1256 save_kbd_state(scp); 1257 *(int *)data = scp->status & LED_MASK; 1258 return 0; 1259 1260 case KBADDKBD: /* add/remove keyboard to/from mux */ 1261 case KBRELKBD: 1262 error = kbdd_ioctl(sc->kbd, cmd, data); 1263 if (error == ENOIOCTL) 1264 error = ENODEV; 1265 return error; 1266 1267#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1268 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1269 case _IO('c', 110): 1270 ival = IOCPARM_IVAL(data); 1271 data = (caddr_t)&ival; 1272 /* FALLTHROUGH */ 1273#endif 1274 case CONS_SETKBD: /* set the new keyboard */ 1275 { 1276 keyboard_t *newkbd; 1277 1278 s = spltty(); 1279 newkbd = kbd_get_keyboard(*(int *)data); 1280 if (newkbd == NULL) { 1281 splx(s); 1282 return EINVAL; 1283 } 1284 error = 0; 1285 if (sc->kbd != newkbd) { 1286 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1287 (void *)&sc->keyboard, sckbdevent, sc); 1288 /* i == newkbd->kb_index */ 1289 if (i >= 0) { 1290 if (sc->kbd != NULL) { 1291 save_kbd_state(sc->cur_scp); 1292 kbd_release(sc->kbd, (void *)&sc->keyboard); 1293 } 1294 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1295 sc->keyboard = i; 1296 kbdd_ioctl(sc->kbd, KDSKBMODE, 1297 (caddr_t)&sc->cur_scp->kbd_mode); 1298 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1299 LOCK_MASK); 1300 } else { 1301 error = EPERM; /* XXX */ 1302 } 1303 } 1304 splx(s); 1305 return error; 1306 } 1307 1308 case CONS_RELKBD: /* release the current keyboard */ 1309 s = spltty(); 1310 error = 0; 1311 if (sc->kbd != NULL) { 1312 save_kbd_state(sc->cur_scp); 1313 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1314 if (error == 0) { 1315 sc->kbd = NULL; 1316 sc->keyboard = -1; 1317 } 1318 } 1319 splx(s); 1320 return error; 1321 1322 case CONS_GETTERM: /* get the current terminal emulator info */ 1323 { 1324 sc_term_sw_t *sw; 1325 1326 if (((term_info_t *)data)->ti_index == 0) { 1327 sw = scp->tsw; 1328 } else { 1329 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1330 } 1331 if (sw != NULL) { 1332 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1333 sizeof(((term_info_t *)data)->ti_name)); 1334 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1335 sizeof(((term_info_t *)data)->ti_desc)); 1336 ((term_info_t *)data)->ti_flags = 0; 1337 return 0; 1338 } else { 1339 ((term_info_t *)data)->ti_name[0] = '\0'; 1340 ((term_info_t *)data)->ti_desc[0] = '\0'; 1341 ((term_info_t *)data)->ti_flags = 0; 1342 return EINVAL; 1343 } 1344 } 1345 1346 case CONS_SETTERM: /* set the current terminal emulator */ 1347 s = spltty(); 1348 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1349 /* FIXME: what if scp == sc_console! XXX */ 1350 splx(s); 1351 return error; 1352 1353 case GIO_SCRNMAP: /* get output translation table */ 1354 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1355 return 0; 1356 1357 case PIO_SCRNMAP: /* set output translation table */ 1358 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1359 for (i=0; i<sizeof(sc->scr_map); i++) { 1360 sc->scr_rmap[sc->scr_map[i]] = i; 1361 } 1362 return 0; 1363 1364 case GIO_KEYMAP: /* get keyboard translation table */ 1365 case PIO_KEYMAP: /* set keyboard translation table */ 1366 case GIO_DEADKEYMAP: /* get accent key translation table */ 1367 case PIO_DEADKEYMAP: /* set accent key translation table */ 1368 case GETFKEY: /* get function key string */ 1369 case SETFKEY: /* set function key string */ 1370 error = kbdd_ioctl(sc->kbd, cmd, data); 1371 if (error == ENOIOCTL) 1372 error = ENODEV; 1373 return error; 1374 1375#ifndef SC_NO_FONT_LOADING 1376 1377 case PIO_FONT8x8: /* set 8x8 dot font */ 1378 if (!ISFONTAVAIL(sc->adp->va_flags)) 1379 return ENXIO; 1380 bcopy(data, sc->font_8, 8*256); 1381 sc->fonts_loaded |= FONT_8; 1382 /* 1383 * FONT KLUDGE 1384 * Always use the font page #0. XXX 1385 * Don't load if the current font size is not 8x8. 1386 */ 1387 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1388 sc_load_font(sc->cur_scp, 0, 8, 8, sc->font_8, 0, 256); 1389 return 0; 1390 1391 case GIO_FONT8x8: /* get 8x8 dot font */ 1392 if (!ISFONTAVAIL(sc->adp->va_flags)) 1393 return ENXIO; 1394 if (sc->fonts_loaded & FONT_8) { 1395 bcopy(sc->font_8, data, 8*256); 1396 return 0; 1397 } 1398 else 1399 return ENXIO; 1400 1401 case PIO_FONT8x14: /* set 8x14 dot font */ 1402 if (!ISFONTAVAIL(sc->adp->va_flags)) 1403 return ENXIO; 1404 bcopy(data, sc->font_14, 14*256); 1405 sc->fonts_loaded |= FONT_14; 1406 /* 1407 * FONT KLUDGE 1408 * Always use the font page #0. XXX 1409 * Don't load if the current font size is not 8x14. 1410 */ 1411 if (ISTEXTSC(sc->cur_scp) 1412 && (sc->cur_scp->font_size >= 14) 1413 && (sc->cur_scp->font_size < 16)) 1414 sc_load_font(sc->cur_scp, 0, 14, 8, sc->font_14, 0, 256); 1415 return 0; 1416 1417 case GIO_FONT8x14: /* get 8x14 dot font */ 1418 if (!ISFONTAVAIL(sc->adp->va_flags)) 1419 return ENXIO; 1420 if (sc->fonts_loaded & FONT_14) { 1421 bcopy(sc->font_14, data, 14*256); 1422 return 0; 1423 } 1424 else 1425 return ENXIO; 1426 1427 case PIO_FONT8x16: /* set 8x16 dot font */ 1428 if (!ISFONTAVAIL(sc->adp->va_flags)) 1429 return ENXIO; 1430 bcopy(data, sc->font_16, 16*256); 1431 sc->fonts_loaded |= FONT_16; 1432 /* 1433 * FONT KLUDGE 1434 * Always use the font page #0. XXX 1435 * Don't load if the current font size is not 8x16. 1436 */ 1437 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1438 sc_load_font(sc->cur_scp, 0, 16, 8, sc->font_16, 0, 256); 1439 return 0; 1440 1441 case GIO_FONT8x16: /* get 8x16 dot font */ 1442 if (!ISFONTAVAIL(sc->adp->va_flags)) 1443 return ENXIO; 1444 if (sc->fonts_loaded & FONT_16) { 1445 bcopy(sc->font_16, data, 16*256); 1446 return 0; 1447 } 1448 else 1449 return ENXIO; 1450 1451#endif /* SC_NO_FONT_LOADING */ 1452 1453 default: 1454 break; 1455 } 1456 1457 return (ENOIOCTL); 1458} 1459 1460static int 1461consolectl_ioctl(struct cdev *dev, u_long cmd, caddr_t data, int fflag, 1462 struct thread *td) 1463{ 1464 1465 return sctty_ioctl(dev->si_drv1, cmd, data, td); 1466} 1467 1468static void 1469sc_cnprobe(struct consdev *cp) 1470{ 1471 int unit; 1472 int flags; 1473 1474 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1475 1476 /* a video card is always required */ 1477 if (!scvidprobe(unit, flags, TRUE)) 1478 cp->cn_pri = CN_DEAD; 1479 1480 /* syscons will become console even when there is no keyboard */ 1481 sckbdprobe(unit, flags, TRUE); 1482 1483 if (cp->cn_pri == CN_DEAD) 1484 return; 1485 1486 /* initialize required fields */ 1487 strcpy(cp->cn_name, "ttyv0"); 1488} 1489 1490static void 1491sc_cninit(struct consdev *cp) 1492{ 1493 int unit; 1494 int flags; 1495 1496 sc_get_cons_priority(&unit, &flags); 1497 scinit(unit, flags | SC_KERNEL_CONSOLE); 1498 sc_console_unit = unit; 1499 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1500 sc_consptr = cp; 1501} 1502 1503static void 1504sc_cnterm(struct consdev *cp) 1505{ 1506 /* we are not the kernel console any more, release everything */ 1507 1508 if (sc_console_unit < 0) 1509 return; /* shouldn't happen */ 1510 1511#if 0 /* XXX */ 1512 sc_clear_screen(sc_console); 1513 sccnupdate(sc_console); 1514#endif 1515 1516 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1517 sc_console_unit = -1; 1518 sc_console = NULL; 1519} 1520 1521static void 1522sc_cnputc(struct consdev *cd, int c) 1523{ 1524 u_char buf[1]; 1525 scr_stat *scp = sc_console; 1526#ifndef SC_NO_HISTORY 1527#if 0 1528 struct tty *tp; 1529#endif 1530#endif /* !SC_NO_HISTORY */ 1531 int s; 1532 1533 /* assert(sc_console != NULL) */ 1534 1535#ifndef SC_NO_HISTORY 1536 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1537 scp->status &= ~SLKED; 1538 update_kbd_state(scp, scp->status, SLKED); 1539 if (scp->status & BUFFER_SAVED) { 1540 if (!sc_hist_restore(scp)) 1541 sc_remove_cutmarking(scp); 1542 scp->status &= ~BUFFER_SAVED; 1543 scp->status |= CURSOR_ENABLED; 1544 sc_draw_cursor_image(scp); 1545 } 1546#if 0 1547 /* 1548 * XXX: Now that TTY's have their own locks, we cannot process 1549 * any data after disabling scroll lock. cnputs already holds a 1550 * spinlock. 1551 */ 1552 tp = SC_DEV(scp->sc, scp->index); 1553 tty_lock(tp); 1554 if (tty_opened(tp)) 1555 sctty_outwakeup(tp); 1556 tty_unlock(tp); 1557#endif 1558 } 1559#endif /* !SC_NO_HISTORY */ 1560 1561 buf[0] = c; 1562 sc_puts(scp, buf, 1, 1); 1563 1564 s = spltty(); /* block sckbdevent and scrn_timer */ 1565 sccnupdate(scp); 1566 splx(s); 1567} 1568 1569static int 1570sc_cngetc(struct consdev *cd) 1571{ 1572 static struct fkeytab fkey; 1573 static int fkeycp; 1574 scr_stat *scp; 1575 const u_char *p; 1576 int cur_mode; 1577 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1578 int c; 1579 1580 /* assert(sc_console != NULL) */ 1581 1582 /* 1583 * Stop the screen saver and update the screen if necessary. 1584 * What if we have been running in the screen saver code... XXX 1585 */ 1586 sc_touch_scrn_saver(); 1587 scp = sc_console->sc->cur_scp; /* XXX */ 1588 sccnupdate(scp); 1589 1590 if (fkeycp < fkey.len) { 1591 splx(s); 1592 return fkey.str[fkeycp++]; 1593 } 1594 1595 if (scp->sc->kbd == NULL) { 1596 splx(s); 1597 return -1; 1598 } 1599 1600 /* 1601 * Make sure the keyboard is accessible even when the kbd device 1602 * driver is disabled. 1603 */ 1604 kbdd_enable(scp->sc->kbd); 1605 1606 /* we shall always use the keyboard in the XLATE mode here */ 1607 cur_mode = scp->kbd_mode; 1608 scp->kbd_mode = K_XLATE; 1609 kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1610 1611 kbdd_poll(scp->sc->kbd, TRUE); 1612 c = scgetc(scp->sc, SCGETC_CN | SCGETC_NONBLOCK); 1613 kbdd_poll(scp->sc->kbd, FALSE); 1614 1615 scp->kbd_mode = cur_mode; 1616 kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1617 kbdd_disable(scp->sc->kbd); 1618 splx(s); 1619 1620 switch (KEYFLAGS(c)) { 1621 case 0: /* normal char */ 1622 return KEYCHAR(c); 1623 case FKEY: /* function key */ 1624 p = (*scp->tsw->te_fkeystr)(scp, c); 1625 if (p != NULL) { 1626 fkey.len = strlen(p); 1627 bcopy(p, fkey.str, fkey.len); 1628 fkeycp = 1; 1629 return fkey.str[0]; 1630 } 1631 p = kbdd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1632 fkey.len = fkeycp; 1633 if ((p != NULL) && (fkey.len > 0)) { 1634 bcopy(p, fkey.str, fkey.len); 1635 fkeycp = 1; 1636 return fkey.str[0]; 1637 } 1638 return c; /* XXX */ 1639 case NOKEY: 1640 case ERRKEY: 1641 default: 1642 return -1; 1643 } 1644 /* NOT REACHED */ 1645} 1646 1647static void 1648sccnupdate(scr_stat *scp) 1649{ 1650 /* this is a cut-down version of scrn_timer()... */ 1651 1652 if (scp->sc->font_loading_in_progress) 1653 return; 1654 1655 if (debugger > 0 || panicstr || shutdown_in_progress) { 1656 sc_touch_scrn_saver(); 1657 } else if (scp != scp->sc->cur_scp) { 1658 return; 1659 } 1660 1661 if (!run_scrn_saver) 1662 scp->sc->flags &= ~SC_SCRN_IDLE; 1663#ifdef DEV_SPLASH 1664 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1665 if (scp->sc->flags & SC_SCRN_BLANKED) 1666 stop_scrn_saver(scp->sc, current_saver); 1667#endif 1668 1669 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1670 || scp->sc->switch_in_progress) 1671 return; 1672 /* 1673 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1674 * when write_in_progress is non-zero. XXX 1675 */ 1676 1677 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1678 scrn_update(scp, TRUE); 1679} 1680 1681static void 1682scrn_timer(void *arg) 1683{ 1684#ifndef PC98 1685 static int kbd_interval = 0; 1686#endif 1687 struct timeval tv; 1688 sc_softc_t *sc; 1689 scr_stat *scp; 1690 int again; 1691 int s; 1692 1693 again = (arg != NULL); 1694 if (arg != NULL) 1695 sc = (sc_softc_t *)arg; 1696 else if (sc_console != NULL) 1697 sc = sc_console->sc; 1698 else 1699 return; 1700 1701 /* don't do anything when we are performing some I/O operations */ 1702 if (sc->font_loading_in_progress) { 1703 if (again) 1704 timeout(scrn_timer, sc, hz / 10); 1705 return; 1706 } 1707 s = spltty(); 1708 1709#ifndef PC98 1710 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1711 /* try to allocate a keyboard automatically */ 1712 if (++kbd_interval >= 25) { 1713 sc->keyboard = sc_allocate_keyboard(sc, -1); 1714 if (sc->keyboard >= 0) { 1715 sc->kbd = kbd_get_keyboard(sc->keyboard); 1716 kbdd_ioctl(sc->kbd, KDSKBMODE, 1717 (caddr_t)&sc->cur_scp->kbd_mode); 1718 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1719 LOCK_MASK); 1720 } 1721 kbd_interval = 0; 1722 } 1723 } 1724#endif /* PC98 */ 1725 1726 /* find the vty to update */ 1727 scp = sc->cur_scp; 1728 1729 /* should we stop the screen saver? */ 1730 getmicrouptime(&tv); 1731 if (debugger > 0 || panicstr || shutdown_in_progress) 1732 sc_touch_scrn_saver(); 1733 if (run_scrn_saver) { 1734 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1735 sc->flags |= SC_SCRN_IDLE; 1736 else 1737 sc->flags &= ~SC_SCRN_IDLE; 1738 } else { 1739 sc->scrn_time_stamp = tv.tv_sec; 1740 sc->flags &= ~SC_SCRN_IDLE; 1741 if (scrn_blank_time > 0) 1742 run_scrn_saver = TRUE; 1743 } 1744#ifdef DEV_SPLASH 1745 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1746 if (sc->flags & SC_SCRN_BLANKED) 1747 stop_scrn_saver(sc, current_saver); 1748#endif 1749 1750 /* should we just return ? */ 1751 if (sc->blink_in_progress || sc->switch_in_progress 1752 || sc->write_in_progress) { 1753 if (again) 1754 timeout(scrn_timer, sc, hz / 10); 1755 splx(s); 1756 return; 1757 } 1758 1759 /* Update the screen */ 1760 scp = sc->cur_scp; /* cur_scp may have changed... */ 1761 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1762 scrn_update(scp, TRUE); 1763 1764#ifdef DEV_SPLASH 1765 /* should we activate the screen saver? */ 1766 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1767 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1768 (*current_saver)(sc, TRUE); 1769#endif 1770 1771 if (again) 1772 timeout(scrn_timer, sc, hz / 25); 1773 splx(s); 1774} 1775 1776static int 1777and_region(int *s1, int *e1, int s2, int e2) 1778{ 1779 if (*e1 < s2 || e2 < *s1) 1780 return FALSE; 1781 *s1 = imax(*s1, s2); 1782 *e1 = imin(*e1, e2); 1783 return TRUE; 1784} 1785 1786static void 1787scrn_update(scr_stat *scp, int show_cursor) 1788{ 1789 int start; 1790 int end; 1791 int s; 1792 int e; 1793 1794 /* assert(scp == scp->sc->cur_scp) */ 1795 1796 SC_VIDEO_LOCK(scp->sc); 1797 1798#ifndef SC_NO_CUTPASTE 1799 /* remove the previous mouse pointer image if necessary */ 1800 if (scp->status & MOUSE_VISIBLE) { 1801 s = scp->mouse_pos; 1802 e = scp->mouse_pos + scp->xsize + 1; 1803 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1804 || and_region(&s, &e, scp->start, scp->end) 1805 || ((scp->status & CURSOR_ENABLED) && 1806 (scp->cursor_pos != scp->cursor_oldpos) && 1807 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1808 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1809 sc_remove_mouse_image(scp); 1810 if (scp->end >= scp->xsize*scp->ysize) 1811 scp->end = scp->xsize*scp->ysize - 1; 1812 } 1813 } 1814#endif /* !SC_NO_CUTPASTE */ 1815 1816#if 1 1817 /* debug: XXX */ 1818 if (scp->end >= scp->xsize*scp->ysize) { 1819 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1820 scp->end = scp->xsize*scp->ysize - 1; 1821 } 1822 if (scp->start < 0) { 1823 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1824 scp->start = 0; 1825 } 1826#endif 1827 1828 /* update screen image */ 1829 if (scp->start <= scp->end) { 1830 if (scp->mouse_cut_end >= 0) { 1831 /* there is a marked region for cut & paste */ 1832 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1833 start = scp->mouse_cut_start; 1834 end = scp->mouse_cut_end; 1835 } else { 1836 start = scp->mouse_cut_end; 1837 end = scp->mouse_cut_start - 1; 1838 } 1839 s = start; 1840 e = end; 1841 /* does the cut-mark region overlap with the update region? */ 1842 if (and_region(&s, &e, scp->start, scp->end)) { 1843 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1844 s = 0; 1845 e = start - 1; 1846 if (and_region(&s, &e, scp->start, scp->end)) 1847 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1848 s = end + 1; 1849 e = scp->xsize*scp->ysize - 1; 1850 if (and_region(&s, &e, scp->start, scp->end)) 1851 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1852 } else { 1853 (*scp->rndr->draw)(scp, scp->start, 1854 scp->end - scp->start + 1, FALSE); 1855 } 1856 } else { 1857 (*scp->rndr->draw)(scp, scp->start, 1858 scp->end - scp->start + 1, FALSE); 1859 } 1860 } 1861 1862 /* we are not to show the cursor and the mouse pointer... */ 1863 if (!show_cursor) { 1864 scp->end = 0; 1865 scp->start = scp->xsize*scp->ysize - 1; 1866 SC_VIDEO_UNLOCK(scp->sc); 1867 return; 1868 } 1869 1870 /* update cursor image */ 1871 if (scp->status & CURSOR_ENABLED) { 1872 s = scp->start; 1873 e = scp->end; 1874 /* did cursor move since last time ? */ 1875 if (scp->cursor_pos != scp->cursor_oldpos) { 1876 /* do we need to remove old cursor image ? */ 1877 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1878 sc_remove_cursor_image(scp); 1879 sc_draw_cursor_image(scp); 1880 } else { 1881 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1882 /* cursor didn't move, but has been overwritten */ 1883 sc_draw_cursor_image(scp); 1884 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1885 /* if it's a blinking cursor, update it */ 1886 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1887 sc_inside_cutmark(scp, 1888 scp->cursor_pos)); 1889 } 1890 } 1891 1892#ifndef SC_NO_CUTPASTE 1893 /* update "pseudo" mouse pointer image */ 1894 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1895 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1896 scp->status &= ~MOUSE_MOVED; 1897 sc_draw_mouse_image(scp); 1898 } 1899 } 1900#endif /* SC_NO_CUTPASTE */ 1901 1902 scp->end = 0; 1903 scp->start = scp->xsize*scp->ysize - 1; 1904 1905 SC_VIDEO_UNLOCK(scp->sc); 1906} 1907 1908#ifdef DEV_SPLASH 1909static int 1910scsplash_callback(int event, void *arg) 1911{ 1912 sc_softc_t *sc; 1913 int error; 1914 1915 sc = (sc_softc_t *)arg; 1916 1917 switch (event) { 1918 case SPLASH_INIT: 1919 if (add_scrn_saver(scsplash_saver) == 0) { 1920 sc->flags &= ~SC_SAVER_FAILED; 1921 run_scrn_saver = TRUE; 1922 if (cold && !(boothowto & RB_VERBOSE)) { 1923 scsplash_stick(TRUE); 1924 (*current_saver)(sc, TRUE); 1925 } 1926 } 1927 return 0; 1928 1929 case SPLASH_TERM: 1930 if (current_saver == scsplash_saver) { 1931 scsplash_stick(FALSE); 1932 error = remove_scrn_saver(scsplash_saver); 1933 if (error) 1934 return error; 1935 } 1936 return 0; 1937 1938 default: 1939 return EINVAL; 1940 } 1941} 1942 1943static void 1944scsplash_saver(sc_softc_t *sc, int show) 1945{ 1946 static int busy = FALSE; 1947 scr_stat *scp; 1948 1949 if (busy) 1950 return; 1951 busy = TRUE; 1952 1953 scp = sc->cur_scp; 1954 if (show) { 1955 if (!(sc->flags & SC_SAVER_FAILED)) { 1956 if (!(sc->flags & SC_SCRN_BLANKED)) 1957 set_scrn_saver_mode(scp, -1, NULL, 0); 1958 switch (splash(sc->adp, TRUE)) { 1959 case 0: /* succeeded */ 1960 break; 1961 case EAGAIN: /* try later */ 1962 restore_scrn_saver_mode(scp, FALSE); 1963 sc_touch_scrn_saver(); /* XXX */ 1964 break; 1965 default: 1966 sc->flags |= SC_SAVER_FAILED; 1967 scsplash_stick(FALSE); 1968 restore_scrn_saver_mode(scp, TRUE); 1969 printf("scsplash_saver(): failed to put up the image\n"); 1970 break; 1971 } 1972 } 1973 } else if (!sticky_splash) { 1974 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1975 restore_scrn_saver_mode(scp, TRUE); 1976 } 1977 busy = FALSE; 1978} 1979 1980static int 1981add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1982{ 1983#if 0 1984 int error; 1985 1986 if (current_saver != none_saver) { 1987 error = remove_scrn_saver(current_saver); 1988 if (error) 1989 return error; 1990 } 1991#endif 1992 if (current_saver != none_saver) 1993 return EBUSY; 1994 1995 run_scrn_saver = FALSE; 1996 saver_mode = CONS_LKM_SAVER; 1997 current_saver = this_saver; 1998 return 0; 1999} 2000 2001static int 2002remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 2003{ 2004 if (current_saver != this_saver) 2005 return EINVAL; 2006 2007#if 0 2008 /* 2009 * In order to prevent `current_saver' from being called by 2010 * the timeout routine `scrn_timer()' while we manipulate 2011 * the saver list, we shall set `current_saver' to `none_saver' 2012 * before stopping the current saver, rather than blocking by `splXX()'. 2013 */ 2014 current_saver = none_saver; 2015 if (scrn_blanked) 2016 stop_scrn_saver(this_saver); 2017#endif 2018 2019 /* unblank all blanked screens */ 2020 wait_scrn_saver_stop(NULL); 2021 if (scrn_blanked) 2022 return EBUSY; 2023 2024 current_saver = none_saver; 2025 return 0; 2026} 2027 2028static int 2029set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2030{ 2031 int s; 2032 2033 /* assert(scp == scp->sc->cur_scp) */ 2034 s = spltty(); 2035 if (!ISGRAPHSC(scp)) 2036 sc_remove_cursor_image(scp); 2037 scp->splash_save_mode = scp->mode; 2038 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2039 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2040 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2041 scp->sc->flags |= SC_SCRN_BLANKED; 2042 ++scrn_blanked; 2043 splx(s); 2044 if (mode < 0) 2045 return 0; 2046 scp->mode = mode; 2047 if (set_mode(scp) == 0) { 2048 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2049 scp->status |= GRAPHICS_MODE; 2050#ifndef SC_NO_PALETTE_LOADING 2051 if (pal != NULL) 2052 vidd_load_palette(scp->sc->adp, pal); 2053#endif 2054 sc_set_border(scp, border); 2055 return 0; 2056 } else { 2057 s = spltty(); 2058 scp->mode = scp->splash_save_mode; 2059 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2060 scp->status |= scp->splash_save_status; 2061 splx(s); 2062 return 1; 2063 } 2064} 2065 2066static int 2067restore_scrn_saver_mode(scr_stat *scp, int changemode) 2068{ 2069 int mode; 2070 int status; 2071 int s; 2072 2073 /* assert(scp == scp->sc->cur_scp) */ 2074 s = spltty(); 2075 mode = scp->mode; 2076 status = scp->status; 2077 scp->mode = scp->splash_save_mode; 2078 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2079 scp->status |= scp->splash_save_status; 2080 scp->sc->flags &= ~SC_SCRN_BLANKED; 2081 if (!changemode) { 2082 if (!ISGRAPHSC(scp)) 2083 sc_draw_cursor_image(scp); 2084 --scrn_blanked; 2085 splx(s); 2086 return 0; 2087 } 2088 if (set_mode(scp) == 0) { 2089#ifndef SC_NO_PALETTE_LOADING 2090#ifdef SC_PIXEL_MODE 2091 if ((scp->sc->adp->va_flags & V_ADP_DAC8) != 0) 2092 vidd_load_palette(scp->sc->adp, scp->sc->palette2); 2093 else 2094#endif 2095 vidd_load_palette(scp->sc->adp, scp->sc->palette); 2096#endif 2097 --scrn_blanked; 2098 splx(s); 2099 return 0; 2100 } else { 2101 scp->mode = mode; 2102 scp->status = status; 2103 splx(s); 2104 return 1; 2105 } 2106} 2107 2108static void 2109stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2110{ 2111 (*saver)(sc, FALSE); 2112 run_scrn_saver = FALSE; 2113 /* the screen saver may have chosen not to stop after all... */ 2114 if (sc->flags & SC_SCRN_BLANKED) 2115 return; 2116 2117 mark_all(sc->cur_scp); 2118 if (sc->delayed_next_scr) 2119 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2120 if (debugger == 0) 2121 wakeup(&scrn_blanked); 2122} 2123 2124static int 2125wait_scrn_saver_stop(sc_softc_t *sc) 2126{ 2127 int error = 0; 2128 2129 while (scrn_blanked > 0) { 2130 run_scrn_saver = FALSE; 2131 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2132 error = 0; 2133 break; 2134 } 2135 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2136 if ((error != 0) && (error != ERESTART)) 2137 break; 2138 } 2139 run_scrn_saver = FALSE; 2140 return error; 2141} 2142#endif /* DEV_SPLASH */ 2143 2144void 2145sc_touch_scrn_saver(void) 2146{ 2147 scsplash_stick(FALSE); 2148 run_scrn_saver = FALSE; 2149} 2150 2151int 2152sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2153{ 2154 scr_stat *cur_scp; 2155 struct tty *tp; 2156 struct proc *p; 2157 int s; 2158 2159 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2160 2161 if (sc->cur_scp == NULL) 2162 return (0); 2163 2164 /* prevent switch if previously requested */ 2165 if (sc->flags & SC_SCRN_VTYLOCK) { 2166 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2167 sc->cur_scp->bell_duration); 2168 return EPERM; 2169 } 2170 2171 /* delay switch if the screen is blanked or being updated */ 2172 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2173 || sc->blink_in_progress) { 2174 sc->delayed_next_scr = next_scr + 1; 2175 sc_touch_scrn_saver(); 2176 DPRINTF(5, ("switch delayed\n")); 2177 return 0; 2178 } 2179 sc->delayed_next_scr = 0; 2180 2181 s = spltty(); 2182 cur_scp = sc->cur_scp; 2183 2184 /* we are in the middle of the vty switching process... */ 2185 if (sc->switch_in_progress 2186 && (cur_scp->smode.mode == VT_PROCESS) 2187 && cur_scp->proc) { 2188 p = pfind(cur_scp->pid); 2189 if (cur_scp->proc != p) { 2190 if (p) 2191 PROC_UNLOCK(p); 2192 /* 2193 * The controlling process has died!!. Do some clean up. 2194 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2195 * are not reset here yet; they will be cleared later. 2196 */ 2197 DPRINTF(5, ("cur_scp controlling process %d died, ", 2198 cur_scp->pid)); 2199 if (cur_scp->status & SWITCH_WAIT_REL) { 2200 /* 2201 * Force the previous switch to finish, but return now 2202 * with error. 2203 */ 2204 DPRINTF(5, ("reset WAIT_REL, ")); 2205 finish_vt_rel(cur_scp, TRUE, &s); 2206 splx(s); 2207 DPRINTF(5, ("finishing previous switch\n")); 2208 return EINVAL; 2209 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2210 /* let's assume screen switch has been completed. */ 2211 DPRINTF(5, ("reset WAIT_ACQ, ")); 2212 finish_vt_acq(cur_scp); 2213 } else { 2214 /* 2215 * We are in between screen release and acquisition, and 2216 * reached here via scgetc() or scrn_timer() which has 2217 * interrupted exchange_scr(). Don't do anything stupid. 2218 */ 2219 DPRINTF(5, ("waiting nothing, ")); 2220 } 2221 } else { 2222 if (p) 2223 PROC_UNLOCK(p); 2224 /* 2225 * The controlling process is alive, but not responding... 2226 * It is either buggy or it may be just taking time. 2227 * The following code is a gross kludge to cope with this 2228 * problem for which there is no clean solution. XXX 2229 */ 2230 if (cur_scp->status & SWITCH_WAIT_REL) { 2231 switch (sc->switch_in_progress++) { 2232 case 1: 2233 break; 2234 case 2: 2235 DPRINTF(5, ("sending relsig again, ")); 2236 signal_vt_rel(cur_scp); 2237 break; 2238 case 3: 2239 break; 2240 case 4: 2241 default: 2242 /* 2243 * Act as if the controlling program returned 2244 * VT_FALSE. 2245 */ 2246 DPRINTF(5, ("force reset WAIT_REL, ")); 2247 finish_vt_rel(cur_scp, FALSE, &s); 2248 splx(s); 2249 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2250 return EINVAL; 2251 } 2252 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2253 switch (sc->switch_in_progress++) { 2254 case 1: 2255 break; 2256 case 2: 2257 DPRINTF(5, ("sending acqsig again, ")); 2258 signal_vt_acq(cur_scp); 2259 break; 2260 case 3: 2261 break; 2262 case 4: 2263 default: 2264 /* clear the flag and finish the previous switch */ 2265 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2266 finish_vt_acq(cur_scp); 2267 break; 2268 } 2269 } 2270 } 2271 } 2272 2273 /* 2274 * Return error if an invalid argument is given, or vty switch 2275 * is still in progress. 2276 */ 2277 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2278 || sc->switch_in_progress) { 2279 splx(s); 2280 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2281 DPRINTF(5, ("error 1\n")); 2282 return EINVAL; 2283 } 2284 2285 /* 2286 * Don't allow switching away from the graphics mode vty 2287 * if the switch mode is VT_AUTO, unless the next vty is the same 2288 * as the current or the current vty has been closed (but showing). 2289 */ 2290 tp = SC_DEV(sc, cur_scp->index); 2291 if ((cur_scp->index != next_scr) 2292 && tty_opened(tp) 2293 && (cur_scp->smode.mode == VT_AUTO) 2294 && ISGRAPHSC(cur_scp)) { 2295 splx(s); 2296 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2297 DPRINTF(5, ("error, graphics mode\n")); 2298 return EINVAL; 2299 } 2300 2301 /* 2302 * Is the wanted vty open? Don't allow switching to a closed vty. 2303 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2304 * Note that we always allow the user to switch to the kernel 2305 * console even if it is closed. 2306 */ 2307 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2308 tp = SC_DEV(sc, next_scr); 2309 if (!tty_opened(tp)) { 2310 splx(s); 2311 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2312 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2313 return EINVAL; 2314 } 2315 if ((debugger > 0) && (SC_STAT(tp)->smode.mode == VT_PROCESS)) { 2316 splx(s); 2317 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2318 return EINVAL; 2319 } 2320 } 2321 2322 /* this is the start of vty switching process... */ 2323 ++sc->switch_in_progress; 2324 sc->old_scp = cur_scp; 2325 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2326 if (sc->new_scp == sc->old_scp) { 2327 sc->switch_in_progress = 0; 2328 /* 2329 * XXX wakeup() locks the scheduler lock which will hang if 2330 * the lock is in an in-between state, e.g., when we stop at 2331 * a breakpoint at fork_exit. It has always been wrong to call 2332 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2333 * is supposed to be locked by splhigh(), but the debugger may 2334 * be invoked at splhigh(). 2335 */ 2336 if (debugger == 0) 2337 wakeup(VTY_WCHAN(sc,next_scr)); 2338 splx(s); 2339 DPRINTF(5, ("switch done (new == old)\n")); 2340 return 0; 2341 } 2342 2343 /* has controlling process died? */ 2344 vt_proc_alive(sc->old_scp); 2345 vt_proc_alive(sc->new_scp); 2346 2347 /* wait for the controlling process to release the screen, if necessary */ 2348 if (signal_vt_rel(sc->old_scp)) { 2349 splx(s); 2350 return 0; 2351 } 2352 2353 /* go set up the new vty screen */ 2354 splx(s); 2355 exchange_scr(sc); 2356 s = spltty(); 2357 2358 /* wake up processes waiting for this vty */ 2359 if (debugger == 0) 2360 wakeup(VTY_WCHAN(sc,next_scr)); 2361 2362 /* wait for the controlling process to acknowledge, if necessary */ 2363 if (signal_vt_acq(sc->cur_scp)) { 2364 splx(s); 2365 return 0; 2366 } 2367 2368 sc->switch_in_progress = 0; 2369 if (sc->unit == sc_console_unit) 2370 cnavailable(sc_consptr, TRUE); 2371 splx(s); 2372 DPRINTF(5, ("switch done\n")); 2373 2374 return 0; 2375} 2376 2377static int 2378do_switch_scr(sc_softc_t *sc, int s) 2379{ 2380 vt_proc_alive(sc->new_scp); 2381 2382 splx(s); 2383 exchange_scr(sc); 2384 s = spltty(); 2385 /* sc->cur_scp == sc->new_scp */ 2386 wakeup(VTY_WCHAN(sc,sc->cur_scp->index)); 2387 2388 /* wait for the controlling process to acknowledge, if necessary */ 2389 if (!signal_vt_acq(sc->cur_scp)) { 2390 sc->switch_in_progress = 0; 2391 if (sc->unit == sc_console_unit) 2392 cnavailable(sc_consptr, TRUE); 2393 } 2394 2395 return s; 2396} 2397 2398static int 2399vt_proc_alive(scr_stat *scp) 2400{ 2401 struct proc *p; 2402 2403 if (scp->proc) { 2404 if ((p = pfind(scp->pid)) != NULL) 2405 PROC_UNLOCK(p); 2406 if (scp->proc == p) 2407 return TRUE; 2408 scp->proc = NULL; 2409 scp->smode.mode = VT_AUTO; 2410 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2411 } 2412 return FALSE; 2413} 2414 2415static int 2416signal_vt_rel(scr_stat *scp) 2417{ 2418 if (scp->smode.mode != VT_PROCESS) 2419 return FALSE; 2420 scp->status |= SWITCH_WAIT_REL; 2421 PROC_LOCK(scp->proc); 2422 psignal(scp->proc, scp->smode.relsig); 2423 PROC_UNLOCK(scp->proc); 2424 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2425 return TRUE; 2426} 2427 2428static int 2429signal_vt_acq(scr_stat *scp) 2430{ 2431 if (scp->smode.mode != VT_PROCESS) 2432 return FALSE; 2433 if (scp->sc->unit == sc_console_unit) 2434 cnavailable(sc_consptr, FALSE); 2435 scp->status |= SWITCH_WAIT_ACQ; 2436 PROC_LOCK(scp->proc); 2437 psignal(scp->proc, scp->smode.acqsig); 2438 PROC_UNLOCK(scp->proc); 2439 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2440 return TRUE; 2441} 2442 2443static int 2444finish_vt_rel(scr_stat *scp, int release, int *s) 2445{ 2446 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2447 scp->status &= ~SWITCH_WAIT_REL; 2448 if (release) 2449 *s = do_switch_scr(scp->sc, *s); 2450 else 2451 scp->sc->switch_in_progress = 0; 2452 return 0; 2453 } 2454 return EINVAL; 2455} 2456 2457static int 2458finish_vt_acq(scr_stat *scp) 2459{ 2460 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2461 scp->status &= ~SWITCH_WAIT_ACQ; 2462 scp->sc->switch_in_progress = 0; 2463 return 0; 2464 } 2465 return EINVAL; 2466} 2467 2468static void 2469exchange_scr(sc_softc_t *sc) 2470{ 2471 scr_stat *scp; 2472 2473 /* save the current state of video and keyboard */ 2474 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2475 if (!ISGRAPHSC(sc->old_scp)) 2476 sc_remove_cursor_image(sc->old_scp); 2477 if (sc->old_scp->kbd_mode == K_XLATE) 2478 save_kbd_state(sc->old_scp); 2479 2480 /* set up the video for the new screen */ 2481 scp = sc->cur_scp = sc->new_scp; 2482#ifdef PC98 2483 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2484#else 2485 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2486#endif 2487 set_mode(scp); 2488#ifndef __sparc64__ 2489 else 2490 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2491 (void *)sc->adp->va_window, FALSE); 2492#endif 2493 scp->status |= MOUSE_HIDDEN; 2494 sc_move_cursor(scp, scp->xpos, scp->ypos); 2495 if (!ISGRAPHSC(scp)) 2496 sc_set_cursor_image(scp); 2497#ifndef SC_NO_PALETTE_LOADING 2498 if (ISGRAPHSC(sc->old_scp)) { 2499#ifdef SC_PIXEL_MODE 2500 if ((sc->adp->va_flags & V_ADP_DAC8) != 0) 2501 vidd_load_palette(sc->adp, sc->palette2); 2502 else 2503#endif 2504 vidd_load_palette(sc->adp, sc->palette); 2505 } 2506#endif 2507 sc_set_border(scp, scp->border); 2508 2509 /* set up the keyboard for the new screen */ 2510 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2511 kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2512 update_kbd_state(scp, scp->status, LOCK_MASK); 2513 2514 mark_all(scp); 2515} 2516 2517void 2518sc_puts(scr_stat *scp, u_char *buf, int len, int kernel) 2519{ 2520 int need_unlock = 0; 2521 2522#ifdef DEV_SPLASH 2523 /* make screensaver happy */ 2524 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2525 run_scrn_saver = FALSE; 2526#endif 2527 2528 if (scp->tsw) { 2529 if (!kdb_active && !mtx_owned(&scp->scr_lock)) { 2530 need_unlock = 1; 2531 mtx_lock_spin(&scp->scr_lock); 2532 } 2533 (*scp->tsw->te_puts)(scp, buf, len, kernel); 2534 if (need_unlock) 2535 mtx_unlock_spin(&scp->scr_lock); 2536 } 2537 2538 if (scp->sc->delayed_next_scr) 2539 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2540} 2541 2542void 2543sc_draw_cursor_image(scr_stat *scp) 2544{ 2545 /* assert(scp == scp->sc->cur_scp); */ 2546 SC_VIDEO_LOCK(scp->sc); 2547 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2548 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2549 sc_inside_cutmark(scp, scp->cursor_pos)); 2550 scp->cursor_oldpos = scp->cursor_pos; 2551 SC_VIDEO_UNLOCK(scp->sc); 2552} 2553 2554void 2555sc_remove_cursor_image(scr_stat *scp) 2556{ 2557 /* assert(scp == scp->sc->cur_scp); */ 2558 SC_VIDEO_LOCK(scp->sc); 2559 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2560 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2561 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2562 SC_VIDEO_UNLOCK(scp->sc); 2563} 2564 2565static void 2566update_cursor_image(scr_stat *scp) 2567{ 2568 /* assert(scp == scp->sc->cur_scp); */ 2569 sc_remove_cursor_image(scp); 2570 sc_set_cursor_image(scp); 2571 sc_draw_cursor_image(scp); 2572} 2573 2574void 2575sc_set_cursor_image(scr_stat *scp) 2576{ 2577 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2578 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2579 /* hidden cursor is internally represented as zero-height underline */ 2580 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2581 scp->curs_attr.base = scp->curs_attr.height = 0; 2582 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2583 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2584 scp->font_size - 1); 2585 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2586 scp->font_size - scp->curs_attr.base); 2587 } else { /* block cursor */ 2588 scp->curs_attr.base = 0; 2589 scp->curs_attr.height = scp->font_size; 2590 } 2591 2592 /* assert(scp == scp->sc->cur_scp); */ 2593 SC_VIDEO_LOCK(scp->sc); 2594 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2595 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2596 SC_VIDEO_UNLOCK(scp->sc); 2597} 2598 2599static void 2600change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2601{ 2602 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2603 sc_remove_cursor_image(scp); 2604 2605 if (base >= 0) 2606 scp->curr_curs_attr.base = base; 2607 if (height >= 0) 2608 scp->curr_curs_attr.height = height; 2609 if (flags & CONS_RESET_CURSOR) 2610 scp->curr_curs_attr = scp->dflt_curs_attr; 2611 else 2612 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2613 2614 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2615 sc_set_cursor_image(scp); 2616 sc_draw_cursor_image(scp); 2617 } 2618} 2619 2620void 2621sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2622{ 2623 sc_softc_t *sc; 2624 struct tty *tp; 2625 int s; 2626 int i; 2627 2628 s = spltty(); 2629 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2630 /* local (per vty) change */ 2631 change_cursor_shape(scp, flags, base, height); 2632 splx(s); 2633 return; 2634 } 2635 2636 /* global change */ 2637 sc = scp->sc; 2638 if (base >= 0) 2639 sc->curs_attr.base = base; 2640 if (height >= 0) 2641 sc->curs_attr.height = height; 2642 if (flags != -1) { 2643 if (flags & CONS_RESET_CURSOR) 2644 sc->curs_attr = sc->dflt_curs_attr; 2645 else 2646 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2647 } 2648 2649 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2650 if ((tp = SC_DEV(sc, i)) == NULL) 2651 continue; 2652 if ((scp = sc_get_stat(tp)) == NULL) 2653 continue; 2654 scp->dflt_curs_attr = sc->curs_attr; 2655 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2656 } 2657 splx(s); 2658} 2659 2660static void 2661scinit(int unit, int flags) 2662{ 2663 2664 /* 2665 * When syscons is being initialized as the kernel console, malloc() 2666 * is not yet functional, because various kernel structures has not been 2667 * fully initialized yet. Therefore, we need to declare the following 2668 * static buffers for the console. This is less than ideal, 2669 * but is necessry evil for the time being. XXX 2670 */ 2671#ifdef PC98 2672 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2673#else 2674 static u_short sc_buffer[ROW*COL]; /* XXX */ 2675#endif 2676#ifndef SC_NO_FONT_LOADING 2677 static u_char font_8[256*8]; 2678 static u_char font_14[256*14]; 2679 static u_char font_16[256*16]; 2680#endif 2681 2682 sc_softc_t *sc; 2683 scr_stat *scp; 2684 video_adapter_t *adp; 2685 int col; 2686 int row; 2687 int i; 2688 2689 /* one time initialization */ 2690 if (init_done == COLD) 2691 sc_get_bios_values(&bios_value); 2692 init_done = WARM; 2693 2694 /* 2695 * Allocate resources. Even if we are being called for the second 2696 * time, we must allocate them again, because they might have 2697 * disappeared... 2698 */ 2699 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2700 if ((sc->flags & SC_INIT_DONE) == 0) 2701 SC_VIDEO_LOCKINIT(sc); 2702 2703 adp = NULL; 2704 if (sc->adapter >= 0) { 2705 vid_release(sc->adp, (void *)&sc->adapter); 2706 adp = sc->adp; 2707 sc->adp = NULL; 2708 } 2709 if (sc->keyboard >= 0) { 2710 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2711 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2712 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2713 if (sc->kbd != NULL) { 2714 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2715 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2716 } 2717 sc->kbd = NULL; 2718 } 2719 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2720 sc->adp = vid_get_adapter(sc->adapter); 2721 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2722 2723 sc->keyboard = sc_allocate_keyboard(sc, unit); 2724 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2725 2726 sc->kbd = kbd_get_keyboard(sc->keyboard); 2727 if (sc->kbd != NULL) { 2728 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2729 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2730 } 2731 2732 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2733 2734 sc->initial_mode = sc->adp->va_initial_mode; 2735 2736#ifndef SC_NO_FONT_LOADING 2737 if (flags & SC_KERNEL_CONSOLE) { 2738 sc->font_8 = font_8; 2739 sc->font_14 = font_14; 2740 sc->font_16 = font_16; 2741 } else if (sc->font_8 == NULL) { 2742 /* assert(sc_malloc) */ 2743 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2744 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2745 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2746 } 2747#endif 2748 2749 /* extract the hardware cursor location and hide the cursor for now */ 2750 vidd_read_hw_cursor(sc->adp, &col, &row); 2751 vidd_set_hw_cursor(sc->adp, -1, -1); 2752 2753 /* set up the first console */ 2754 sc->first_vty = unit*MAXCONS; 2755 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2756 if (flags & SC_KERNEL_CONSOLE) { 2757 /* 2758 * Set up devs structure but don't use it yet, calling make_dev() 2759 * might panic kernel. Wait for sc_attach_unit() to actually 2760 * create the devices. 2761 */ 2762 sc->dev = main_devs; 2763 scp = &main_console; 2764 init_scp(sc, sc->first_vty, scp); 2765 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2766 (void *)sc_buffer, FALSE); 2767 2768 /* move cursors to the initial positions */ 2769 if (col >= scp->xsize) 2770 col = 0; 2771 if (row >= scp->ysize) 2772 row = scp->ysize - 1; 2773 scp->xpos = col; 2774 scp->ypos = row; 2775 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2776 2777 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2778 sc_init_emulator(scp, "*"); 2779 (*scp->tsw->te_default_attr)(scp, 2780 user_default.std_color, 2781 user_default.rev_color); 2782 } else { 2783 /* assert(sc_malloc) */ 2784 sc->dev = malloc(sizeof(struct tty *)*sc->vtys, M_DEVBUF, 2785 M_WAITOK|M_ZERO); 2786 sc->dev[0] = sc_alloc_tty(0, unit * MAXCONS); 2787 scp = alloc_scp(sc, sc->first_vty); 2788 SC_STAT(sc->dev[0]) = scp; 2789 } 2790 sc->cur_scp = scp; 2791 2792#ifndef __sparc64__ 2793 /* copy screen to temporary buffer */ 2794 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2795 (void *)scp->sc->adp->va_window, FALSE); 2796 if (ISTEXTSC(scp)) 2797 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2798#endif 2799 2800 if (bios_value.cursor_end < scp->font_size) 2801 sc->dflt_curs_attr.base = scp->font_size - 2802 bios_value.cursor_end - 1; 2803 else 2804 sc->dflt_curs_attr.base = 0; 2805 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2806 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2807 sc->dflt_curs_attr.flags = 0; 2808 sc->curs_attr = sc->dflt_curs_attr; 2809 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2810 2811#ifndef SC_NO_SYSMOUSE 2812 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2813#endif 2814 if (!ISGRAPHSC(scp)) { 2815 sc_set_cursor_image(scp); 2816 sc_draw_cursor_image(scp); 2817 } 2818 2819 /* save font and palette */ 2820#ifndef SC_NO_FONT_LOADING 2821 sc->fonts_loaded = 0; 2822 if (ISFONTAVAIL(sc->adp->va_flags)) { 2823#ifdef SC_DFLT_FONT 2824 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2825 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2826 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2827 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2828 if (scp->font_size < 14) { 2829 sc_load_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2830 } else if (scp->font_size >= 16) { 2831 sc_load_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2832 } else { 2833 sc_load_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2834 } 2835#else /* !SC_DFLT_FONT */ 2836 if (scp->font_size < 14) { 2837 sc_save_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2838 sc->fonts_loaded = FONT_8; 2839 } else if (scp->font_size >= 16) { 2840 sc_save_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2841 sc->fonts_loaded = FONT_16; 2842 } else { 2843 sc_save_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2844 sc->fonts_loaded = FONT_14; 2845 } 2846#endif /* SC_DFLT_FONT */ 2847 /* FONT KLUDGE: always use the font page #0. XXX */ 2848 sc_show_font(scp, 0); 2849 } 2850#endif /* !SC_NO_FONT_LOADING */ 2851 2852#ifndef SC_NO_PALETTE_LOADING 2853 vidd_save_palette(sc->adp, sc->palette); 2854#ifdef SC_PIXEL_MODE 2855 for (i = 0; i < sizeof(sc->palette2); i++) 2856 sc->palette2[i] = i / 3; 2857#endif 2858#endif 2859 2860#ifdef DEV_SPLASH 2861 if (!(sc->flags & SC_SPLASH_SCRN)) { 2862 /* we are ready to put up the splash image! */ 2863 splash_init(sc->adp, scsplash_callback, sc); 2864 sc->flags |= SC_SPLASH_SCRN; 2865 } 2866#endif 2867 } 2868 2869 /* the rest is not necessary, if we have done it once */ 2870 if (sc->flags & SC_INIT_DONE) 2871 return; 2872 2873 /* initialize mapscrn arrays to a one to one map */ 2874 for (i = 0; i < sizeof(sc->scr_map); i++) 2875 sc->scr_map[i] = sc->scr_rmap[i] = i; 2876#ifdef PC98 2877 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2878#endif 2879 2880 sc->flags |= SC_INIT_DONE; 2881} 2882 2883static void 2884scterm(int unit, int flags) 2885{ 2886 sc_softc_t *sc; 2887 scr_stat *scp; 2888 2889 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2890 if (sc == NULL) 2891 return; /* shouldn't happen */ 2892 2893#ifdef DEV_SPLASH 2894 /* this console is no longer available for the splash screen */ 2895 if (sc->flags & SC_SPLASH_SCRN) { 2896 splash_term(sc->adp); 2897 sc->flags &= ~SC_SPLASH_SCRN; 2898 } 2899#endif 2900 2901#if 0 /* XXX */ 2902 /* move the hardware cursor to the upper-left corner */ 2903 vidd_set_hw_cursor(sc->adp, 0, 0); 2904#endif 2905 2906 /* release the keyboard and the video card */ 2907 if (sc->keyboard >= 0) 2908 kbd_release(sc->kbd, &sc->keyboard); 2909 if (sc->adapter >= 0) 2910 vid_release(sc->adp, &sc->adapter); 2911 2912 /* stop the terminal emulator, if any */ 2913 scp = sc_get_stat(sc->dev[0]); 2914 if (scp->tsw) 2915 (*scp->tsw->te_term)(scp, &scp->ts); 2916 if (scp->ts != NULL) 2917 free(scp->ts, M_DEVBUF); 2918 mtx_destroy(&scp->scr_lock); 2919 2920 /* clear the structure */ 2921 if (!(flags & SC_KERNEL_CONSOLE)) { 2922 /* XXX: We need delete_dev() for this */ 2923 free(sc->dev, M_DEVBUF); 2924#if 0 2925 /* XXX: We need a ttyunregister for this */ 2926 free(sc->tty, M_DEVBUF); 2927#endif 2928#ifndef SC_NO_FONT_LOADING 2929 free(sc->font_8, M_DEVBUF); 2930 free(sc->font_14, M_DEVBUF); 2931 free(sc->font_16, M_DEVBUF); 2932#endif 2933 /* XXX vtb, history */ 2934 } 2935 bzero(sc, sizeof(*sc)); 2936 sc->keyboard = -1; 2937 sc->adapter = -1; 2938} 2939 2940static void 2941scshutdown(void *arg, int howto) 2942{ 2943 /* assert(sc_console != NULL) */ 2944 2945 sc_touch_scrn_saver(); 2946 if (!cold && sc_console 2947 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2948 && sc_console->smode.mode == VT_AUTO) 2949 sc_switch_scr(sc_console->sc, sc_console->index); 2950 shutdown_in_progress = TRUE; 2951} 2952 2953int 2954sc_clean_up(scr_stat *scp) 2955{ 2956#ifdef DEV_SPLASH 2957 int error; 2958#endif 2959 2960 if (scp->sc->flags & SC_SCRN_BLANKED) { 2961 sc_touch_scrn_saver(); 2962#ifdef DEV_SPLASH 2963 if ((error = wait_scrn_saver_stop(scp->sc))) 2964 return error; 2965#endif 2966 } 2967 scp->status |= MOUSE_HIDDEN; 2968 sc_remove_mouse_image(scp); 2969 sc_remove_cutmarking(scp); 2970 return 0; 2971} 2972 2973void 2974sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2975{ 2976 sc_vtb_t new; 2977 sc_vtb_t old; 2978 2979 old = scp->vtb; 2980 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2981 if (!discard && (old.vtb_flags & VTB_VALID)) { 2982 /* retain the current cursor position and buffer contants */ 2983 scp->cursor_oldpos = scp->cursor_pos; 2984 /* 2985 * This works only if the old buffer has the same size as or larger 2986 * than the new one. XXX 2987 */ 2988 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2989 scp->vtb = new; 2990 } else { 2991 scp->vtb = new; 2992 sc_vtb_destroy(&old); 2993 } 2994 2995#ifndef SC_NO_SYSMOUSE 2996 /* move the mouse cursor at the center of the screen */ 2997 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2998#endif 2999} 3000 3001static scr_stat 3002*alloc_scp(sc_softc_t *sc, int vty) 3003{ 3004 scr_stat *scp; 3005 3006 /* assert(sc_malloc) */ 3007 3008 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 3009 init_scp(sc, vty, scp); 3010 3011 sc_alloc_scr_buffer(scp, TRUE, TRUE); 3012 if (sc_init_emulator(scp, SC_DFLT_TERM)) 3013 sc_init_emulator(scp, "*"); 3014 3015#ifndef SC_NO_CUTPASTE 3016 sc_alloc_cut_buffer(scp, TRUE); 3017#endif 3018 3019#ifndef SC_NO_HISTORY 3020 sc_alloc_history_buffer(scp, 0, 0, TRUE); 3021#endif 3022 3023 return scp; 3024} 3025 3026static void 3027init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 3028{ 3029 video_info_t info; 3030 3031 bzero(scp, sizeof(*scp)); 3032 3033 scp->index = vty; 3034 scp->sc = sc; 3035 scp->status = 0; 3036 scp->mode = sc->initial_mode; 3037 vidd_get_info(sc->adp, scp->mode, &info); 3038 if (info.vi_flags & V_INFO_GRAPHICS) { 3039 scp->status |= GRAPHICS_MODE; 3040 scp->xpixel = info.vi_width; 3041 scp->ypixel = info.vi_height; 3042 scp->xsize = info.vi_width/info.vi_cwidth; 3043 scp->ysize = info.vi_height/info.vi_cheight; 3044 scp->font_size = 0; 3045 scp->font = NULL; 3046 } else { 3047 scp->xsize = info.vi_width; 3048 scp->ysize = info.vi_height; 3049 scp->xpixel = scp->xsize*info.vi_cwidth; 3050 scp->ypixel = scp->ysize*info.vi_cheight; 3051 } 3052 3053 scp->font_size = info.vi_cheight; 3054 scp->font_width = info.vi_cwidth; 3055 if (info.vi_cheight < 14) { 3056#ifndef SC_NO_FONT_LOADING 3057 scp->font = sc->font_8; 3058#else 3059 scp->font = NULL; 3060#endif 3061 } else if (info.vi_cheight >= 16) { 3062#ifndef SC_NO_FONT_LOADING 3063 scp->font = sc->font_16; 3064#else 3065 scp->font = NULL; 3066#endif 3067 } else { 3068#ifndef SC_NO_FONT_LOADING 3069 scp->font = sc->font_14; 3070#else 3071 scp->font = NULL; 3072#endif 3073 } 3074 3075 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3076#ifndef __sparc64__ 3077 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3078#endif 3079 scp->xoff = scp->yoff = 0; 3080 scp->xpos = scp->ypos = 0; 3081 scp->start = scp->xsize * scp->ysize - 1; 3082 scp->end = 0; 3083 scp->tsw = NULL; 3084 scp->ts = NULL; 3085 scp->rndr = NULL; 3086 scp->border = (SC_NORM_ATTR >> 4) & 0x0f; 3087 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3088 scp->mouse_cut_start = scp->xsize*scp->ysize; 3089 scp->mouse_cut_end = -1; 3090 scp->mouse_signal = 0; 3091 scp->mouse_pid = 0; 3092 scp->mouse_proc = NULL; 3093 scp->kbd_mode = K_XLATE; 3094 scp->bell_pitch = bios_value.bell_pitch; 3095 scp->bell_duration = BELL_DURATION; 3096 scp->status |= (bios_value.shift_state & NLKED); 3097 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3098 scp->pid = 0; 3099 scp->proc = NULL; 3100 scp->smode.mode = VT_AUTO; 3101 scp->history = NULL; 3102 scp->history_pos = 0; 3103 scp->history_size = 0; 3104 3105 mtx_init(&scp->scr_lock, "scrlock", NULL, MTX_SPIN); 3106} 3107 3108int 3109sc_init_emulator(scr_stat *scp, char *name) 3110{ 3111 sc_term_sw_t *sw; 3112 sc_rndr_sw_t *rndr; 3113 void *p; 3114 int error; 3115 3116 if (name == NULL) /* if no name is given, use the current emulator */ 3117 sw = scp->tsw; 3118 else /* ...otherwise find the named emulator */ 3119 sw = sc_term_match(name); 3120 if (sw == NULL) 3121 return EINVAL; 3122 3123 rndr = NULL; 3124 if (strcmp(sw->te_renderer, "*") != 0) { 3125 rndr = sc_render_match(scp, sw->te_renderer, 3126 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3127 } 3128 if (rndr == NULL) { 3129 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3130 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3131 if (rndr == NULL) 3132 return ENODEV; 3133 } 3134 3135 if (sw == scp->tsw) { 3136 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3137 scp->rndr = rndr; 3138 scp->rndr->init(scp); 3139 sc_clear_screen(scp); 3140 /* assert(error == 0); */ 3141 return error; 3142 } 3143 3144 if (sc_malloc && (sw->te_size > 0)) 3145 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3146 else 3147 p = NULL; 3148 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3149 if (error) 3150 return error; 3151 3152 if (scp->tsw) 3153 (*scp->tsw->te_term)(scp, &scp->ts); 3154 if (scp->ts != NULL) 3155 free(scp->ts, M_DEVBUF); 3156 scp->tsw = sw; 3157 scp->ts = p; 3158 scp->rndr = rndr; 3159 scp->rndr->init(scp); 3160 3161 /* XXX */ 3162 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3163 sc_clear_screen(scp); 3164 3165 return 0; 3166} 3167 3168/* 3169 * scgetc(flags) - get character from keyboard. 3170 * If flags & SCGETC_CN, then avoid harmful side effects. 3171 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3172 * return NOKEY if there is nothing there. 3173 */ 3174static u_int 3175scgetc(sc_softc_t *sc, u_int flags) 3176{ 3177 scr_stat *scp; 3178#ifndef SC_NO_HISTORY 3179 struct tty *tp; 3180#endif 3181 u_int c; 3182 int this_scr; 3183 int f; 3184 int i; 3185 3186 if (sc->kbd == NULL) 3187 return NOKEY; 3188 3189next_code: 3190#if 1 3191 /* I don't like this, but... XXX */ 3192 if (flags & SCGETC_CN) 3193 sccnupdate(sc->cur_scp); 3194#endif 3195 scp = sc->cur_scp; 3196 /* first see if there is something in the keyboard port */ 3197 for (;;) { 3198 c = kbdd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3199 if (c == ERRKEY) { 3200 if (!(flags & SCGETC_CN)) 3201 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3202 } else if (c == NOKEY) 3203 return c; 3204 else 3205 break; 3206 } 3207 3208 /* make screensaver happy */ 3209 if (!(c & RELKEY)) 3210 sc_touch_scrn_saver(); 3211 3212 if (!(flags & SCGETC_CN)) 3213 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3214 3215 if (scp->kbd_mode != K_XLATE) 3216 return KEYCHAR(c); 3217 3218 /* if scroll-lock pressed allow history browsing */ 3219 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3220 3221 scp->status &= ~CURSOR_ENABLED; 3222 sc_remove_cursor_image(scp); 3223 3224#ifndef SC_NO_HISTORY 3225 if (!(scp->status & BUFFER_SAVED)) { 3226 scp->status |= BUFFER_SAVED; 3227 sc_hist_save(scp); 3228 } 3229 switch (c) { 3230 /* FIXME: key codes */ 3231 case SPCLKEY | FKEY | F(49): /* home key */ 3232 sc_remove_cutmarking(scp); 3233 sc_hist_home(scp); 3234 goto next_code; 3235 3236 case SPCLKEY | FKEY | F(57): /* end key */ 3237 sc_remove_cutmarking(scp); 3238 sc_hist_end(scp); 3239 goto next_code; 3240 3241 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3242 sc_remove_cutmarking(scp); 3243 if (sc_hist_up_line(scp)) 3244 if (!(flags & SCGETC_CN)) 3245 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3246 goto next_code; 3247 3248 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3249 sc_remove_cutmarking(scp); 3250 if (sc_hist_down_line(scp)) 3251 if (!(flags & SCGETC_CN)) 3252 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3253 goto next_code; 3254 3255 case SPCLKEY | FKEY | F(51): /* page up key */ 3256 sc_remove_cutmarking(scp); 3257 for (i=0; i<scp->ysize; i++) 3258 if (sc_hist_up_line(scp)) { 3259 if (!(flags & SCGETC_CN)) 3260 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3261 break; 3262 } 3263 goto next_code; 3264 3265 case SPCLKEY | FKEY | F(59): /* page down key */ 3266 sc_remove_cutmarking(scp); 3267 for (i=0; i<scp->ysize; i++) 3268 if (sc_hist_down_line(scp)) { 3269 if (!(flags & SCGETC_CN)) 3270 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3271 break; 3272 } 3273 goto next_code; 3274 } 3275#endif /* SC_NO_HISTORY */ 3276 } 3277 3278 /* 3279 * Process and consume special keys here. Return a plain char code 3280 * or a char code with the META flag or a function key code. 3281 */ 3282 if (c & RELKEY) { 3283 /* key released */ 3284 /* goto next_code */ 3285 } else { 3286 /* key pressed */ 3287 if (c & SPCLKEY) { 3288 c &= ~SPCLKEY; 3289 switch (KEYCHAR(c)) { 3290 /* LOCKING KEYS */ 3291 case NLK: case CLK: case ALK: 3292 break; 3293 case SLK: 3294 kbdd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3295 if (f & SLKED) { 3296 scp->status |= SLKED; 3297 } else { 3298 if (scp->status & SLKED) { 3299 scp->status &= ~SLKED; 3300#ifndef SC_NO_HISTORY 3301 if (scp->status & BUFFER_SAVED) { 3302 if (!sc_hist_restore(scp)) 3303 sc_remove_cutmarking(scp); 3304 scp->status &= ~BUFFER_SAVED; 3305 scp->status |= CURSOR_ENABLED; 3306 sc_draw_cursor_image(scp); 3307 } 3308 tp = SC_DEV(sc, scp->index); 3309 if (!kdb_active && tty_opened(tp)) 3310 sctty_outwakeup(tp); 3311#endif 3312 } 3313 } 3314 break; 3315 3316 case PASTE: 3317#ifndef SC_NO_CUTPASTE 3318 sc_mouse_paste(scp); 3319#endif 3320 break; 3321 3322 /* NON-LOCKING KEYS */ 3323 case NOP: 3324 case LSH: case RSH: case LCTR: case RCTR: 3325 case LALT: case RALT: case ASH: case META: 3326 break; 3327 3328 case BTAB: 3329 if (!(sc->flags & SC_SCRN_BLANKED)) 3330 return c; 3331 break; 3332 3333 case SPSC: 3334#ifdef DEV_SPLASH 3335 /* force activatation/deactivation of the screen saver */ 3336 if (!(sc->flags & SC_SCRN_BLANKED)) { 3337 run_scrn_saver = TRUE; 3338 sc->scrn_time_stamp -= scrn_blank_time; 3339 } 3340 if (cold) { 3341 /* 3342 * While devices are being probed, the screen saver need 3343 * to be invoked explictly. XXX 3344 */ 3345 if (sc->flags & SC_SCRN_BLANKED) { 3346 scsplash_stick(FALSE); 3347 stop_scrn_saver(sc, current_saver); 3348 } else { 3349 if (!ISGRAPHSC(scp)) { 3350 scsplash_stick(TRUE); 3351 (*current_saver)(sc, TRUE); 3352 } 3353 } 3354 } 3355#endif /* DEV_SPLASH */ 3356 break; 3357 3358 case RBT: 3359#ifndef SC_DISABLE_REBOOT 3360 if (enable_reboot) 3361 shutdown_nice(0); 3362#endif 3363 break; 3364 3365 case HALT: 3366#ifndef SC_DISABLE_REBOOT 3367 if (enable_reboot) 3368 shutdown_nice(RB_HALT); 3369#endif 3370 break; 3371 3372 case PDWN: 3373#ifndef SC_DISABLE_REBOOT 3374 if (enable_reboot) 3375 shutdown_nice(RB_HALT|RB_POWEROFF); 3376#endif 3377 break; 3378 3379 case SUSP: 3380 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3381 break; 3382 case STBY: 3383 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3384 break; 3385 3386 case DBG: 3387#ifndef SC_DISABLE_KDBKEY 3388 if (enable_kdbkey) 3389 kdb_enter(KDB_WHY_BREAK, "manual escape to debugger"); 3390#endif 3391 break; 3392 3393 case PNC: 3394 if (enable_panic_key) 3395 panic("Forced by the panic key"); 3396 break; 3397 3398 case NEXT: 3399 this_scr = scp->index; 3400 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3401 sc->first_vty + i != this_scr; 3402 i = (i + 1)%sc->vtys) { 3403 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3404 if (tty_opened(tp)) { 3405 sc_switch_scr(scp->sc, sc->first_vty + i); 3406 break; 3407 } 3408 } 3409 break; 3410 3411 case PREV: 3412 this_scr = scp->index; 3413 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3414 sc->first_vty + i != this_scr; 3415 i = (i + sc->vtys - 1)%sc->vtys) { 3416 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3417 if (tty_opened(tp)) { 3418 sc_switch_scr(scp->sc, sc->first_vty + i); 3419 break; 3420 } 3421 } 3422 break; 3423 3424 default: 3425 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3426 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3427 break; 3428 } 3429 /* assert(c & FKEY) */ 3430 if (!(sc->flags & SC_SCRN_BLANKED)) 3431 return c; 3432 break; 3433 } 3434 /* goto next_code */ 3435 } else { 3436 /* regular keys (maybe MKEY is set) */ 3437 if (!(sc->flags & SC_SCRN_BLANKED)) 3438 return c; 3439 } 3440 } 3441 3442 goto next_code; 3443} 3444 3445static int 3446sctty_mmap(struct tty *tp, vm_ooffset_t offset, vm_paddr_t *paddr, 3447 int nprot, vm_memattr_t *memattr) 3448{ 3449 scr_stat *scp; 3450 3451 scp = sc_get_stat(tp); 3452 if (scp != scp->sc->cur_scp) 3453 return -1; 3454 return vidd_mmap(scp->sc->adp, offset, paddr, nprot, memattr); 3455} 3456 3457static int 3458save_kbd_state(scr_stat *scp) 3459{ 3460 int state; 3461 int error; 3462 3463 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3464 if (error == ENOIOCTL) 3465 error = ENODEV; 3466 if (error == 0) { 3467 scp->status &= ~LOCK_MASK; 3468 scp->status |= state; 3469 } 3470 return error; 3471} 3472 3473static int 3474update_kbd_state(scr_stat *scp, int new_bits, int mask) 3475{ 3476 int state; 3477 int error; 3478 3479 if (mask != LOCK_MASK) { 3480 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3481 if (error == ENOIOCTL) 3482 error = ENODEV; 3483 if (error) 3484 return error; 3485 state &= ~mask; 3486 state |= new_bits & mask; 3487 } else { 3488 state = new_bits & LOCK_MASK; 3489 } 3490 error = kbdd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3491 if (error == ENOIOCTL) 3492 error = ENODEV; 3493 return error; 3494} 3495 3496static int 3497update_kbd_leds(scr_stat *scp, int which) 3498{ 3499 int error; 3500 3501 which &= LOCK_MASK; 3502 error = kbdd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3503 if (error == ENOIOCTL) 3504 error = ENODEV; 3505 return error; 3506} 3507 3508int 3509set_mode(scr_stat *scp) 3510{ 3511 video_info_t info; 3512 3513 /* reject unsupported mode */ 3514 if (vidd_get_info(scp->sc->adp, scp->mode, &info)) 3515 return 1; 3516 3517 /* if this vty is not currently showing, do nothing */ 3518 if (scp != scp->sc->cur_scp) 3519 return 0; 3520 3521 /* setup video hardware for the given mode */ 3522 vidd_set_mode(scp->sc->adp, scp->mode); 3523 scp->rndr->init(scp); 3524#ifndef __sparc64__ 3525 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3526 (void *)scp->sc->adp->va_window, FALSE); 3527#endif 3528 3529#ifndef SC_NO_FONT_LOADING 3530 /* load appropriate font */ 3531 if (!(scp->status & GRAPHICS_MODE)) { 3532 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3533 if (scp->font_size < 14) { 3534 if (scp->sc->fonts_loaded & FONT_8) 3535 sc_load_font(scp, 0, 8, 8, scp->sc->font_8, 0, 256); 3536 } else if (scp->font_size >= 16) { 3537 if (scp->sc->fonts_loaded & FONT_16) 3538 sc_load_font(scp, 0, 16, 8, scp->sc->font_16, 0, 256); 3539 } else { 3540 if (scp->sc->fonts_loaded & FONT_14) 3541 sc_load_font(scp, 0, 14, 8, scp->sc->font_14, 0, 256); 3542 } 3543 /* 3544 * FONT KLUDGE: 3545 * This is an interim kludge to display correct font. 3546 * Always use the font page #0 on the video plane 2. 3547 * Somehow we cannot show the font in other font pages on 3548 * some video cards... XXX 3549 */ 3550 sc_show_font(scp, 0); 3551 } 3552 mark_all(scp); 3553 } 3554#endif /* !SC_NO_FONT_LOADING */ 3555 3556 sc_set_border(scp, scp->border); 3557 sc_set_cursor_image(scp); 3558 3559 return 0; 3560} 3561 3562void 3563sc_set_border(scr_stat *scp, int color) 3564{ 3565 SC_VIDEO_LOCK(scp->sc); 3566 (*scp->rndr->draw_border)(scp, color); 3567 SC_VIDEO_UNLOCK(scp->sc); 3568} 3569 3570#ifndef SC_NO_FONT_LOADING 3571void 3572sc_load_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3573 int base, int count) 3574{ 3575 sc_softc_t *sc; 3576 3577 sc = scp->sc; 3578 sc->font_loading_in_progress = TRUE; 3579 vidd_load_font(sc->adp, page, size, width, buf, base, count); 3580 sc->font_loading_in_progress = FALSE; 3581} 3582 3583void 3584sc_save_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3585 int base, int count) 3586{ 3587 sc_softc_t *sc; 3588 3589 sc = scp->sc; 3590 sc->font_loading_in_progress = TRUE; 3591 vidd_save_font(sc->adp, page, size, width, buf, base, count); 3592 sc->font_loading_in_progress = FALSE; 3593} 3594 3595void 3596sc_show_font(scr_stat *scp, int page) 3597{ 3598 vidd_show_font(scp->sc->adp, page); 3599} 3600#endif /* !SC_NO_FONT_LOADING */ 3601 3602void 3603sc_paste(scr_stat *scp, const u_char *p, int count) 3604{ 3605 struct tty *tp; 3606 u_char *rmap; 3607 3608 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 3609 if (!tty_opened(tp)) 3610 return; 3611 rmap = scp->sc->scr_rmap; 3612 for (; count > 0; --count) 3613 ttydisc_rint(tp, rmap[*p++], 0); 3614 ttydisc_rint_done(tp); 3615} 3616 3617void 3618sc_respond(scr_stat *scp, const u_char *p, int count, int wakeup) 3619{ 3620 struct tty *tp; 3621 3622 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 3623 if (!tty_opened(tp)) 3624 return; 3625 ttydisc_rint_simple(tp, p, count); 3626 if (wakeup) { 3627 /* XXX: we can't always call ttydisc_rint_done() here! */ 3628 ttydisc_rint_done(tp); 3629 } 3630} 3631 3632void 3633sc_bell(scr_stat *scp, int pitch, int duration) 3634{ 3635 if (cold || shutdown_in_progress || !enable_bell) 3636 return; 3637 3638 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3639 return; 3640 3641 if (scp->sc->flags & SC_VISUAL_BELL) { 3642 if (scp->sc->blink_in_progress) 3643 return; 3644 scp->sc->blink_in_progress = 3; 3645 if (scp != scp->sc->cur_scp) 3646 scp->sc->blink_in_progress += 2; 3647 blink_screen(scp->sc->cur_scp); 3648 } else if (duration != 0 && pitch != 0) { 3649 if (scp != scp->sc->cur_scp) 3650 pitch *= 2; 3651 sysbeep(1193182 / pitch, duration); 3652 } 3653} 3654 3655static void 3656blink_screen(void *arg) 3657{ 3658 scr_stat *scp = arg; 3659 struct tty *tp; 3660 3661 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3662 scp->sc->blink_in_progress = 0; 3663 mark_all(scp); 3664 tp = SC_DEV(scp->sc, scp->index); 3665 if (tty_opened(tp)) 3666 sctty_outwakeup(tp); 3667 if (scp->sc->delayed_next_scr) 3668 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3669 } 3670 else { 3671 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3672 scp->sc->blink_in_progress & 1); 3673 scp->sc->blink_in_progress--; 3674 timeout(blink_screen, scp, hz / 10); 3675 } 3676} 3677 3678/* 3679 * Until sc_attach_unit() gets called no dev structures will be available 3680 * to store the per-screen current status. This is the case when the 3681 * kernel is initially booting and needs access to its console. During 3682 * this early phase of booting the console's current status is kept in 3683 * one statically defined scr_stat structure, and any pointers to the 3684 * dev structures will be NULL. 3685 */ 3686 3687static scr_stat * 3688sc_get_stat(struct tty *tp) 3689{ 3690 if (tp == NULL) 3691 return (&main_console); 3692 return (SC_STAT(tp)); 3693} 3694 3695/* 3696 * Allocate active keyboard. Try to allocate "kbdmux" keyboard first, and, 3697 * if found, add all non-busy keyboards to "kbdmux". Otherwise look for 3698 * any keyboard. 3699 */ 3700 3701static int 3702sc_allocate_keyboard(sc_softc_t *sc, int unit) 3703{ 3704 int idx0, idx; 3705 keyboard_t *k0, *k; 3706 keyboard_info_t ki; 3707 3708 idx0 = kbd_allocate("kbdmux", -1, (void *)&sc->keyboard, sckbdevent, sc); 3709 if (idx0 != -1) { 3710 k0 = kbd_get_keyboard(idx0); 3711 3712 for (idx = kbd_find_keyboard2("*", -1, 0); 3713 idx != -1; 3714 idx = kbd_find_keyboard2("*", -1, idx + 1)) { 3715 k = kbd_get_keyboard(idx); 3716 3717 if (idx == idx0 || KBD_IS_BUSY(k)) 3718 continue; 3719 3720 bzero(&ki, sizeof(ki)); 3721 strcpy(ki.kb_name, k->kb_name); 3722 ki.kb_unit = k->kb_unit; 3723 3724 kbdd_ioctl(k0, KBADDKBD, (caddr_t) &ki); 3725 } 3726 } else 3727 idx0 = kbd_allocate("*", unit, (void *)&sc->keyboard, sckbdevent, sc); 3728 3729 return (idx0); 3730} 3731