syscons.c revision 185013
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 185013 2008-11-16 22:39:04Z emax $"); 34 35#include "opt_compat.h" 36#include "opt_syscons.h" 37#include "opt_splash.h" 38#include "opt_ddb.h" 39 40#include <sys/param.h> 41#include <sys/systm.h> 42#include <sys/conf.h> 43#include <sys/cons.h> 44#include <sys/consio.h> 45#include <sys/kdb.h> 46#include <sys/eventhandler.h> 47#include <sys/fbio.h> 48#include <sys/kbio.h> 49#include <sys/kernel.h> 50#include <sys/lock.h> 51#include <sys/malloc.h> 52#include <sys/mutex.h> 53#include <sys/priv.h> 54#include <sys/proc.h> 55#include <sys/random.h> 56#include <sys/reboot.h> 57#include <sys/serial.h> 58#include <sys/signalvar.h> 59#include <sys/sysctl.h> 60#include <sys/tty.h> 61#include <sys/power.h> 62 63#include <machine/clock.h> 64#if defined(__sparc64__) || defined(__powerpc__) 65#include <machine/sc_machdep.h> 66#else 67#include <machine/pc/display.h> 68#endif 69#if defined( __i386__) || defined(__amd64__) 70#include <machine/psl.h> 71#include <machine/frame.h> 72#endif 73#include <machine/stdarg.h> 74 75#include <dev/kbd/kbdreg.h> 76#include <dev/fb/fbreg.h> 77#include <dev/fb/splashreg.h> 78#include <dev/syscons/syscons.h> 79 80#define COLD 0 81#define WARM 1 82 83#define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 84#define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 85 86#define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 87 88typedef struct default_attr { 89 int std_color; /* normal hardware color */ 90 int rev_color; /* reverse hardware color */ 91} default_attr; 92 93static default_attr user_default = { 94 SC_NORM_ATTR, 95 SC_NORM_REV_ATTR, 96}; 97 98static default_attr kernel_default = { 99 SC_KERNEL_CONS_ATTR, 100 SC_KERNEL_CONS_REV_ATTR, 101}; 102 103static int sc_console_unit = -1; 104static int sc_saver_keyb_only = 1; 105static scr_stat *sc_console; 106static struct consdev *sc_consptr; 107static void *kernel_console_ts; 108static scr_stat main_console; 109static struct tty *main_devs[MAXCONS]; 110 111static char init_done = COLD; 112static char shutdown_in_progress = FALSE; 113static char sc_malloc = FALSE; 114 115static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 116static int run_scrn_saver = FALSE; /* should run the saver? */ 117static int enable_bell = TRUE; /* enable beeper */ 118 119#ifndef SC_DISABLE_REBOOT 120static int enable_reboot = TRUE; /* enable keyboard reboot */ 121#endif 122 123#ifndef SC_DISABLE_KDBKEY 124static int enable_kdbkey = TRUE; /* enable keyboard debug */ 125#endif 126 127static long scrn_blank_time = 0; /* screen saver timeout value */ 128#ifdef DEV_SPLASH 129static int scrn_blanked; /* # of blanked screen */ 130static int sticky_splash = FALSE; 131 132static void none_saver(sc_softc_t *sc, int blank) { } 133static void (*current_saver)(sc_softc_t *, int) = none_saver; 134#endif 135 136SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 137SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 138SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 139 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 140SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 141 0, "enable bell"); 142#ifndef SC_DISABLE_REBOOT 143SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_reboot, CTLFLAG_RW|CTLFLAG_SECURE, &enable_reboot, 144 0, "enable keyboard reboot"); 145#endif 146#ifndef SC_DISABLE_KDBKEY 147SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_debug, CTLFLAG_RW|CTLFLAG_SECURE, &enable_kdbkey, 148 0, "enable keyboard debug"); 149#endif 150#if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 151#include "font.h" 152#endif 153 154 tsw_ioctl_t *sc_user_ioctl; 155 156static bios_values_t bios_value; 157 158static int enable_panic_key; 159SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 160 0, "Enable panic via keypress specified in kbdmap(5)"); 161 162#define SC_CONSOLECTL 255 163 164#define VTY_WCHAN(sc, vty) (&SC_DEV(sc, vty)) 165 166static int debugger; 167 168/* prototypes */ 169static int sc_allocate_keyboard(sc_softc_t *sc, int unit); 170static int scvidprobe(int unit, int flags, int cons); 171static int sckbdprobe(int unit, int flags, int cons); 172static void scmeminit(void *arg); 173static int scdevtounit(struct tty *tp); 174static kbd_callback_func_t sckbdevent; 175static void scinit(int unit, int flags); 176static scr_stat *sc_get_stat(struct tty *tp); 177static void scterm(int unit, int flags); 178static void scshutdown(void *arg, int howto); 179static u_int scgetc(sc_softc_t *sc, u_int flags); 180#define SCGETC_CN 1 181#define SCGETC_NONBLOCK 2 182static int sccngetch(int flags); 183static void sccnupdate(scr_stat *scp); 184static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 185static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 186static timeout_t scrn_timer; 187static int and_region(int *s1, int *e1, int s2, int e2); 188static void scrn_update(scr_stat *scp, int show_cursor); 189 190#ifdef DEV_SPLASH 191static int scsplash_callback(int event, void *arg); 192static void scsplash_saver(sc_softc_t *sc, int show); 193static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 194static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 195static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 196static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 197static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 198static int wait_scrn_saver_stop(sc_softc_t *sc); 199#define scsplash_stick(stick) (sticky_splash = (stick)) 200#else /* !DEV_SPLASH */ 201#define scsplash_stick(stick) 202#endif /* DEV_SPLASH */ 203 204static int do_switch_scr(sc_softc_t *sc, int s); 205static int vt_proc_alive(scr_stat *scp); 206static int signal_vt_rel(scr_stat *scp); 207static int signal_vt_acq(scr_stat *scp); 208static int finish_vt_rel(scr_stat *scp, int release, int *s); 209static int finish_vt_acq(scr_stat *scp); 210static void exchange_scr(sc_softc_t *sc); 211static void update_cursor_image(scr_stat *scp); 212static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 213static int save_kbd_state(scr_stat *scp); 214static int update_kbd_state(scr_stat *scp, int state, int mask); 215static int update_kbd_leds(scr_stat *scp, int which); 216static timeout_t blink_screen; 217static struct tty *sc_alloc_tty(int, const char *, ...) __printflike(2, 3); 218 219static cn_probe_t sc_cnprobe; 220static cn_init_t sc_cninit; 221static cn_term_t sc_cnterm; 222static cn_getc_t sc_cngetc; 223static cn_putc_t sc_cnputc; 224 225CONSOLE_DRIVER(sc); 226 227static tsw_open_t sctty_open; 228static tsw_close_t sctty_close; 229static tsw_outwakeup_t sctty_outwakeup; 230static tsw_ioctl_t sctty_ioctl; 231static tsw_mmap_t sctty_mmap; 232 233static struct ttydevsw sc_ttydevsw = { 234 /* 235 * XXX: we should use the prefix, but this doesn't work for 236 * consolectl. 237 */ 238 .tsw_flags = TF_NOPREFIX, 239 .tsw_open = sctty_open, 240 .tsw_close = sctty_close, 241 .tsw_outwakeup = sctty_outwakeup, 242 .tsw_ioctl = sctty_ioctl, 243 .tsw_mmap = sctty_mmap, 244}; 245 246int 247sc_probe_unit(int unit, int flags) 248{ 249 if (!scvidprobe(unit, flags, FALSE)) { 250 if (bootverbose) 251 printf("%s%d: no video adapter found.\n", SC_DRIVER_NAME, unit); 252 return ENXIO; 253 } 254 255 /* syscons will be attached even when there is no keyboard */ 256 sckbdprobe(unit, flags, FALSE); 257 258 return 0; 259} 260 261/* probe video adapters, return TRUE if found */ 262static int 263scvidprobe(int unit, int flags, int cons) 264{ 265 /* 266 * Access the video adapter driver through the back door! 267 * Video adapter drivers need to be configured before syscons. 268 * However, when syscons is being probed as the low-level console, 269 * they have not been initialized yet. We force them to initialize 270 * themselves here. XXX 271 */ 272 vid_configure(cons ? VIO_PROBE_ONLY : 0); 273 274 return (vid_find_adapter("*", unit) >= 0); 275} 276 277/* probe the keyboard, return TRUE if found */ 278static int 279sckbdprobe(int unit, int flags, int cons) 280{ 281 /* access the keyboard driver through the backdoor! */ 282 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 283 284 return (kbd_find_keyboard("*", unit) >= 0); 285} 286 287static char 288*adapter_name(video_adapter_t *adp) 289{ 290 static struct { 291 int type; 292 char *name[2]; 293 } names[] = { 294 { KD_MONO, { "MDA", "MDA" } }, 295 { KD_HERCULES, { "Hercules", "Hercules" } }, 296 { KD_CGA, { "CGA", "CGA" } }, 297 { KD_EGA, { "EGA", "EGA (mono)" } }, 298 { KD_VGA, { "VGA", "VGA (mono)" } }, 299 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 300 { KD_TGA, { "TGA", "TGA" } }, 301 { -1, { "Unknown", "Unknown" } }, 302 }; 303 int i; 304 305 for (i = 0; names[i].type != -1; ++i) 306 if (names[i].type == adp->va_type) 307 break; 308 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 309} 310 311static void 312sctty_outwakeup(struct tty *tp) 313{ 314 size_t len; 315 u_char buf[PCBURST]; 316 scr_stat *scp = sc_get_stat(tp); 317 318 if (scp->status & SLKED || 319 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 320 return; 321 322 for (;;) { 323 len = ttydisc_getc(tp, buf, sizeof buf); 324 if (len == 0) 325 break; 326 sc_puts(scp, buf, len); 327 } 328} 329 330static struct tty * 331sc_alloc_tty(int index, const char *fmt, ...) 332{ 333 va_list ap; 334 struct sc_ttysoftc *stc; 335 struct tty *tp; 336 char name[11]; /* "consolectl" */ 337 338 va_start(ap, fmt); 339 340 /* Allocate TTY object and softc to store unit number. */ 341 stc = malloc(sizeof(struct sc_ttysoftc), M_DEVBUF, M_WAITOK); 342 stc->st_index = index; 343 stc->st_stat = NULL; 344 tp = tty_alloc(&sc_ttydevsw, stc, &Giant); 345 346 /* Create device node. */ 347 va_start(ap, fmt); 348 vsnrprintf(name, sizeof name, 32, fmt, ap); 349 va_end(ap); 350 tty_makedev(tp, NULL, "%s", name); 351 352 return (tp); 353} 354 355int 356sc_attach_unit(int unit, int flags) 357{ 358 sc_softc_t *sc; 359 scr_stat *scp; 360#ifdef SC_PIXEL_MODE 361 video_info_t info; 362#endif 363 int vc; 364 struct tty *tp; 365 366 flags &= ~SC_KERNEL_CONSOLE; 367 368 if (sc_console_unit == unit) { 369 /* 370 * If this unit is being used as the system console, we need to 371 * adjust some variables and buffers before and after scinit(). 372 */ 373 /* assert(sc_console != NULL) */ 374 flags |= SC_KERNEL_CONSOLE; 375 scmeminit(NULL); 376 377 scinit(unit, flags); 378 379 if (sc_console->tsw->te_size > 0) { 380 /* assert(sc_console->ts != NULL); */ 381 kernel_console_ts = sc_console->ts; 382 sc_console->ts = malloc(sc_console->tsw->te_size, 383 M_DEVBUF, M_WAITOK); 384 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 385 (*sc_console->tsw->te_default_attr)(sc_console, 386 user_default.std_color, 387 user_default.rev_color); 388 } 389 } else { 390 scinit(unit, flags); 391 } 392 393 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 394 sc->config = flags; 395 scp = sc_get_stat(sc->dev[0]); 396 if (sc_console == NULL) /* sc_console_unit < 0 */ 397 sc_console = scp; 398 399#ifdef SC_PIXEL_MODE 400 if ((sc->config & SC_VESA800X600) 401 && (vidd_get_info(sc->adp, M_VESA_800x600, &info) == 0)) { 402#ifdef DEV_SPLASH 403 if (sc->flags & SC_SPLASH_SCRN) 404 splash_term(sc->adp); 405#endif 406 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 407 sc_set_pixel_mode(scp, NULL, COL, ROW, 16, 8); 408 sc->initial_mode = M_VESA_800x600; 409#ifdef DEV_SPLASH 410 /* put up the splash again! */ 411 if (sc->flags & SC_SPLASH_SCRN) 412 splash_init(sc->adp, scsplash_callback, sc); 413#endif 414 } 415#endif /* SC_PIXEL_MODE */ 416 417 /* initialize cursor */ 418 if (!ISGRAPHSC(scp)) 419 update_cursor_image(scp); 420 421 /* get screen update going */ 422 scrn_timer(sc); 423 424 /* set up the keyboard */ 425 kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 426 update_kbd_state(scp, scp->status, LOCK_MASK); 427 428 printf("%s%d: %s <%d virtual consoles, flags=0x%x>\n", 429 SC_DRIVER_NAME, unit, adapter_name(sc->adp), sc->vtys, sc->config); 430 if (bootverbose) { 431 printf("%s%d:", SC_DRIVER_NAME, unit); 432 if (sc->adapter >= 0) 433 printf(" fb%d", sc->adapter); 434 if (sc->keyboard >= 0) 435 printf(", kbd%d", sc->keyboard); 436 if (scp->tsw) 437 printf(", terminal emulator: %s (%s)", 438 scp->tsw->te_name, scp->tsw->te_desc); 439 printf("\n"); 440 } 441 442 /* register a shutdown callback for the kernel console */ 443 if (sc_console_unit == unit) 444 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 445 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 446 447 for (vc = 0; vc < sc->vtys; vc++) { 448 if (sc->dev[vc] == NULL) { 449 sc->dev[vc] = sc_alloc_tty(vc, "ttyv%r", vc + unit * MAXCONS); 450 if (vc == 0 && sc->dev == main_devs) 451 SC_STAT(sc->dev[0]) = &main_console; 452 } 453 /* 454 * The first vty already has struct tty and scr_stat initialized 455 * in scinit(). The other vtys will have these structs when 456 * first opened. 457 */ 458 } 459 460 tp = sc_alloc_tty(0, "consolectl"); 461 SC_STAT(tp) = sc_console; 462 463 return 0; 464} 465 466static void 467scmeminit(void *arg) 468{ 469 if (sc_malloc) 470 return; 471 sc_malloc = TRUE; 472 473 /* 474 * As soon as malloc() becomes functional, we had better allocate 475 * various buffers for the kernel console. 476 */ 477 478 if (sc_console_unit < 0) /* sc_console == NULL */ 479 return; 480 481 /* copy the temporary buffer to the final buffer */ 482 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 483 484#ifndef SC_NO_CUTPASTE 485 sc_alloc_cut_buffer(sc_console, FALSE); 486#endif 487 488#ifndef SC_NO_HISTORY 489 /* initialize history buffer & pointers */ 490 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 491#endif 492} 493 494/* XXX */ 495SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 496 497static int 498scdevtounit(struct tty *tp) 499{ 500 int vty = SC_VTY(tp); 501 502 if (vty == SC_CONSOLECTL) 503 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 504 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 505 return -1; 506 else 507 return vty/MAXCONS; 508} 509 510static int 511sctty_open(struct tty *tp) 512{ 513 int unit = scdevtounit(tp); 514 sc_softc_t *sc; 515 scr_stat *scp; 516#ifndef __sparc64__ 517 keyarg_t key; 518#endif 519 520 DPRINTF(5, ("scopen: dev:%s, unit:%d, vty:%d\n", 521 devtoname(tp->t_dev), unit, SC_VTY(tp))); 522 523 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 524 if (sc == NULL) 525 return ENXIO; 526 527 if (!tty_opened(tp)) { 528 /* Use the current setting of the <-- key as default VERASE. */ 529 /* If the Delete key is preferable, an stty is necessary */ 530#ifndef __sparc64__ 531 if (sc->kbd != NULL) { 532 key.keynum = KEYCODE_BS; 533 kbdd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 534 tp->t_termios.c_cc[VERASE] = key.key.map[0]; 535 } 536#endif 537 } 538 539 scp = sc_get_stat(tp); 540 if (scp == NULL) { 541 scp = SC_STAT(tp) = alloc_scp(sc, SC_VTY(tp)); 542 if (ISGRAPHSC(scp)) 543 sc_set_pixel_mode(scp, NULL, COL, ROW, 16, 8); 544 } 545 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 546 tp->t_winsize.ws_col = scp->xsize; 547 tp->t_winsize.ws_row = scp->ysize; 548 } 549 550 return (0); 551} 552 553static void 554sctty_close(struct tty *tp) 555{ 556 scr_stat *scp; 557 int s; 558 559 if (SC_VTY(tp) != SC_CONSOLECTL) { 560 scp = sc_get_stat(tp); 561 /* were we in the middle of the VT switching process? */ 562 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 563 s = spltty(); 564 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 565 cnavailable(sc_consptr, TRUE); 566 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 567 DPRINTF(5, ("reset WAIT_REL, ")); 568 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 569 DPRINTF(5, ("reset WAIT_ACQ, ")); 570#ifdef not_yet_done 571 if (scp == &main_console) { 572 scp->pid = 0; 573 scp->proc = NULL; 574 scp->smode.mode = VT_AUTO; 575 } 576 else { 577 sc_vtb_destroy(&scp->vtb); 578#ifndef __sparc64__ 579 sc_vtb_destroy(&scp->scr); 580#endif 581 sc_free_history_buffer(scp, scp->ysize); 582 SC_STAT(tp) = NULL; 583 free(scp, M_DEVBUF); 584 } 585#else 586 scp->pid = 0; 587 scp->proc = NULL; 588 scp->smode.mode = VT_AUTO; 589#endif 590 scp->kbd_mode = K_XLATE; 591 if (scp == scp->sc->cur_scp) 592 kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 593 DPRINTF(5, ("done.\n")); 594 } 595} 596 597#if 0 /* XXX mpsafetty: fix screensaver. What about outwakeup? */ 598static int 599scread(struct cdev *dev, struct uio *uio, int flag) 600{ 601 if (!sc_saver_keyb_only) 602 sc_touch_scrn_saver(); 603 return ttyread(dev, uio, flag); 604} 605#endif 606 607static int 608sckbdevent(keyboard_t *thiskbd, int event, void *arg) 609{ 610 sc_softc_t *sc; 611 struct tty *cur_tty; 612 int c, error = 0; 613 size_t len; 614 u_char *cp; 615 616 sc = (sc_softc_t *)arg; 617 /* assert(thiskbd == sc->kbd) */ 618 619 mtx_lock(&Giant); 620 621 switch (event) { 622 case KBDIO_KEYINPUT: 623 break; 624 case KBDIO_UNLOADING: 625 sc->kbd = NULL; 626 sc->keyboard = -1; 627 kbd_release(thiskbd, (void *)&sc->keyboard); 628 goto done; 629 default: 630 error = EINVAL; 631 goto done; 632 } 633 634 /* 635 * Loop while there is still input to get from the keyboard. 636 * I don't think this is nessesary, and it doesn't fix 637 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 638 */ 639 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 640 641 cur_tty = SC_DEV(sc, sc->cur_scp->index); 642 if (!tty_opened(cur_tty)) 643 continue; 644 645 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 646 continue; 647 648 switch (KEYFLAGS(c)) { 649 case 0x0000: /* normal key */ 650 ttydisc_rint(cur_tty, KEYCHAR(c), 0); 651 break; 652 case FKEY: /* function key, return string */ 653 cp = kbdd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 654 if (cp != NULL) { 655 if (ttydisc_can_bypass(cur_tty)) { 656 ttydisc_rint_bypass(cur_tty, cp, len); 657 } else { 658 while (len-- > 0) 659 ttydisc_rint(cur_tty, *cp++, 0); 660 } 661 } 662 break; 663 case MKEY: /* meta is active, prepend ESC */ 664 ttydisc_rint(cur_tty, 0x1b, 0); 665 ttydisc_rint(cur_tty, KEYCHAR(c), 0); 666 break; 667 case BKEY: /* backtab fixed sequence (esc [ Z) */ 668 ttydisc_rint(cur_tty, 0x1b, 0); 669 ttydisc_rint(cur_tty, '[', 0); 670 ttydisc_rint(cur_tty, 'Z', 0); 671 break; 672 } 673 674 ttydisc_rint_done(cur_tty); 675 } 676 677 sc->cur_scp->status |= MOUSE_HIDDEN; 678 679done: 680 mtx_unlock(&Giant); 681 return (error); 682} 683 684static int 685sctty_ioctl(struct tty *tp, u_long cmd, caddr_t data, struct thread *td) 686{ 687 int error; 688 int i; 689 sc_softc_t *sc; 690 scr_stat *scp; 691 int s; 692#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 693 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 694 int ival; 695#endif 696 697 /* If there is a user_ioctl function call that first */ 698 if (sc_user_ioctl) { 699 error = (*sc_user_ioctl)(tp, cmd, data, td); 700 if (error != ENOIOCTL) 701 return error; 702 } 703 704 error = sc_vid_ioctl(tp, cmd, data, td); 705 if (error != ENOIOCTL) 706 return error; 707 708#ifndef SC_NO_HISTORY 709 error = sc_hist_ioctl(tp, cmd, data, td); 710 if (error != ENOIOCTL) 711 return error; 712#endif 713 714#ifndef SC_NO_SYSMOUSE 715 error = sc_mouse_ioctl(tp, cmd, data, td); 716 if (error != ENOIOCTL) 717 return error; 718#endif 719 720 scp = sc_get_stat(tp); 721 /* assert(scp != NULL) */ 722 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 723 sc = scp->sc; 724 725 if (scp->tsw) { 726 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, td); 727 if (error != ENOIOCTL) 728 return error; 729 } 730 731 switch (cmd) { /* process console hardware related ioctl's */ 732 733 case GIO_ATTR: /* get current attributes */ 734 /* this ioctl is not processed here, but in the terminal emulator */ 735 return ENOTTY; 736 737 case GIO_COLOR: /* is this a color console ? */ 738 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 739 return 0; 740 741 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 742 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 743 return EINVAL; 744 s = spltty(); 745 scrn_blank_time = *(int *)data; 746 run_scrn_saver = (scrn_blank_time != 0); 747 splx(s); 748 return 0; 749 750 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 751 s = spltty(); 752 *(int *)data &= CONS_CURSOR_ATTRS; 753 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 754 splx(s); 755 return 0; 756 757 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 758 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 759 ((int *)data)[0] = scp->curr_curs_attr.flags; 760 ((int *)data)[1] = scp->curr_curs_attr.base; 761 ((int *)data)[2] = scp->curr_curs_attr.height; 762 } else { 763 ((int *)data)[0] = sc->curs_attr.flags; 764 ((int *)data)[1] = sc->curs_attr.base; 765 ((int *)data)[2] = sc->curs_attr.height; 766 } 767 return 0; 768 769 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 770 s = spltty(); 771 sc_change_cursor_shape(scp, ((int *)data)[0], 772 ((int *)data)[1], ((int *)data)[2]); 773 splx(s); 774 return 0; 775 776 case CONS_BELLTYPE: /* set bell type sound/visual */ 777 if ((*(int *)data) & CONS_VISUAL_BELL) 778 sc->flags |= SC_VISUAL_BELL; 779 else 780 sc->flags &= ~SC_VISUAL_BELL; 781 if ((*(int *)data) & CONS_QUIET_BELL) 782 sc->flags |= SC_QUIET_BELL; 783 else 784 sc->flags &= ~SC_QUIET_BELL; 785 return 0; 786 787 case CONS_GETINFO: /* get current (virtual) console info */ 788 { 789 vid_info_t *ptr = (vid_info_t*)data; 790 if (ptr->size == sizeof(struct vid_info)) { 791 ptr->m_num = sc->cur_scp->index; 792 ptr->font_size = scp->font_size; 793 ptr->mv_col = scp->xpos; 794 ptr->mv_row = scp->ypos; 795 ptr->mv_csz = scp->xsize; 796 ptr->mv_rsz = scp->ysize; 797 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 798 /* 799 * The following fields are filled by the terminal emulator. XXX 800 * 801 * ptr->mv_norm.fore 802 * ptr->mv_norm.back 803 * ptr->mv_rev.fore 804 * ptr->mv_rev.back 805 */ 806 ptr->mv_grfc.fore = 0; /* not supported */ 807 ptr->mv_grfc.back = 0; /* not supported */ 808 ptr->mv_ovscan = scp->border; 809 if (scp == sc->cur_scp) 810 save_kbd_state(scp); 811 ptr->mk_keylock = scp->status & LOCK_MASK; 812 return 0; 813 } 814 return EINVAL; 815 } 816 817 case CONS_GETVERS: /* get version number */ 818 *(int*)data = 0x200; /* version 2.0 */ 819 return 0; 820 821 case CONS_IDLE: /* see if the screen has been idle */ 822 /* 823 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 824 * the user process may have been writing something on the 825 * screen and syscons is not aware of it. Declare the screen 826 * is NOT idle if it is in one of these modes. But there is 827 * an exception to it; if a screen saver is running in the 828 * graphics mode in the current screen, we should say that the 829 * screen has been idle. 830 */ 831 *(int *)data = (sc->flags & SC_SCRN_IDLE) 832 && (!ISGRAPHSC(sc->cur_scp) 833 || (sc->cur_scp->status & SAVER_RUNNING)); 834 return 0; 835 836 case CONS_SAVERMODE: /* set saver mode */ 837 switch(*(int *)data) { 838 case CONS_NO_SAVER: 839 case CONS_USR_SAVER: 840 /* if a LKM screen saver is running, stop it first. */ 841 scsplash_stick(FALSE); 842 saver_mode = *(int *)data; 843 s = spltty(); 844#ifdef DEV_SPLASH 845 if ((error = wait_scrn_saver_stop(NULL))) { 846 splx(s); 847 return error; 848 } 849#endif 850 run_scrn_saver = TRUE; 851 if (saver_mode == CONS_USR_SAVER) 852 scp->status |= SAVER_RUNNING; 853 else 854 scp->status &= ~SAVER_RUNNING; 855 scsplash_stick(TRUE); 856 splx(s); 857 break; 858 case CONS_LKM_SAVER: 859 s = spltty(); 860 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 861 scp->status &= ~SAVER_RUNNING; 862 saver_mode = *(int *)data; 863 splx(s); 864 break; 865 default: 866 return EINVAL; 867 } 868 return 0; 869 870 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 871 /* 872 * Note that this ioctl does not guarantee the screen saver 873 * actually starts or stops. It merely attempts to do so... 874 */ 875 s = spltty(); 876 run_scrn_saver = (*(int *)data != 0); 877 if (run_scrn_saver) 878 sc->scrn_time_stamp -= scrn_blank_time; 879 splx(s); 880 return 0; 881 882 case CONS_SCRSHOT: /* get a screen shot */ 883 { 884 int retval, hist_rsz; 885 size_t lsize, csize; 886 vm_offset_t frbp, hstp; 887 unsigned lnum; 888 scrshot_t *ptr = (scrshot_t *)data; 889 void *outp = ptr->buf; 890 891 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0) 892 return EINVAL; 893 s = spltty(); 894 if (ISGRAPHSC(scp)) { 895 splx(s); 896 return EOPNOTSUPP; 897 } 898 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 899 if (((u_int)ptr->x + ptr->xsize) > scp->xsize || 900 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 901 splx(s); 902 return EINVAL; 903 } 904 905 lsize = scp->xsize * sizeof(u_int16_t); 906 csize = ptr->xsize * sizeof(u_int16_t); 907 /* Pointer to the last line of framebuffer */ 908 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 909 sizeof(u_int16_t); 910 /* Pointer to the last line of target buffer */ 911 outp = (char *)outp + ptr->ysize * csize; 912 /* Pointer to the last line of history buffer */ 913 if (scp->history != NULL) 914 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 915 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 916 else 917 hstp = 0; 918 919 retval = 0; 920 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 921 if (lnum < scp->ysize) { 922 frbp -= lsize; 923 } else { 924 hstp -= lsize; 925 if (hstp < scp->history->vtb_buffer) 926 hstp += scp->history->vtb_rows * lsize; 927 frbp = hstp; 928 } 929 if (lnum < ptr->y) 930 continue; 931 outp = (char *)outp - csize; 932 retval = copyout((void *)frbp, outp, csize); 933 if (retval != 0) 934 break; 935 } 936 splx(s); 937 return retval; 938 } 939 940 case VT_SETMODE: /* set screen switcher mode */ 941 { 942 struct vt_mode *mode; 943 struct proc *p1; 944 945 mode = (struct vt_mode *)data; 946 DPRINTF(5, ("%s%d: VT_SETMODE ", SC_DRIVER_NAME, sc->unit)); 947 if (scp->smode.mode == VT_PROCESS) { 948 p1 = pfind(scp->pid); 949 if (scp->proc == p1 && scp->proc != td->td_proc) { 950 if (p1) 951 PROC_UNLOCK(p1); 952 DPRINTF(5, ("error EPERM\n")); 953 return EPERM; 954 } 955 if (p1) 956 PROC_UNLOCK(p1); 957 } 958 s = spltty(); 959 if (mode->mode == VT_AUTO) { 960 scp->smode.mode = VT_AUTO; 961 scp->proc = NULL; 962 scp->pid = 0; 963 DPRINTF(5, ("VT_AUTO, ")); 964 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 965 cnavailable(sc_consptr, TRUE); 966 /* were we in the middle of the vty switching process? */ 967 if (finish_vt_rel(scp, TRUE, &s) == 0) 968 DPRINTF(5, ("reset WAIT_REL, ")); 969 if (finish_vt_acq(scp) == 0) 970 DPRINTF(5, ("reset WAIT_ACQ, ")); 971 } else { 972 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 973 || !ISSIGVALID(mode->frsig)) { 974 splx(s); 975 DPRINTF(5, ("error EINVAL\n")); 976 return EINVAL; 977 } 978 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 979 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 980 scp->proc = td->td_proc; 981 scp->pid = scp->proc->p_pid; 982 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 983 cnavailable(sc_consptr, FALSE); 984 } 985 splx(s); 986 DPRINTF(5, ("\n")); 987 return 0; 988 } 989 990 case VT_GETMODE: /* get screen switcher mode */ 991 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 992 return 0; 993 994#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 995 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 996 case _IO('v', 4): 997 ival = IOCPARM_IVAL(data); 998 data = (caddr_t)&ival; 999 /* FALLTHROUGH */ 1000#endif 1001 case VT_RELDISP: /* screen switcher ioctl */ 1002 s = spltty(); 1003 /* 1004 * This must be the current vty which is in the VT_PROCESS 1005 * switching mode... 1006 */ 1007 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 1008 splx(s); 1009 return EINVAL; 1010 } 1011 /* ...and this process is controlling it. */ 1012 if (scp->proc != td->td_proc) { 1013 splx(s); 1014 return EPERM; 1015 } 1016 error = EINVAL; 1017 switch(*(int *)data) { 1018 case VT_FALSE: /* user refuses to release screen, abort */ 1019 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 1020 DPRINTF(5, ("%s%d: VT_FALSE\n", SC_DRIVER_NAME, sc->unit)); 1021 break; 1022 case VT_TRUE: /* user has released screen, go on */ 1023 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 1024 DPRINTF(5, ("%s%d: VT_TRUE\n", SC_DRIVER_NAME, sc->unit)); 1025 break; 1026 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1027 if ((error = finish_vt_acq(scp)) == 0) 1028 DPRINTF(5, ("%s%d: VT_ACKACQ\n", SC_DRIVER_NAME, sc->unit)); 1029 break; 1030 default: 1031 break; 1032 } 1033 splx(s); 1034 return error; 1035 1036 case VT_OPENQRY: /* return free virtual console */ 1037 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1038 tp = SC_DEV(sc, i); 1039 if (!tty_opened(tp)) { 1040 *(int *)data = i + 1; 1041 return 0; 1042 } 1043 } 1044 return EINVAL; 1045 1046#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1047 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1048 case _IO('v', 5): 1049 ival = IOCPARM_IVAL(data); 1050 data = (caddr_t)&ival; 1051 /* FALLTHROUGH */ 1052#endif 1053 case VT_ACTIVATE: /* switch to screen *data */ 1054 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1055 s = spltty(); 1056 error = sc_clean_up(sc->cur_scp); 1057 splx(s); 1058 if (error) 1059 return error; 1060 error = sc_switch_scr(sc, i); 1061 return (error); 1062 1063#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1064 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1065 case _IO('v', 6): 1066 ival = IOCPARM_IVAL(data); 1067 data = (caddr_t)&ival; 1068 /* FALLTHROUGH */ 1069#endif 1070 case VT_WAITACTIVE: /* wait for switch to occur */ 1071 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1072 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1073 return EINVAL; 1074 if (i == sc->cur_scp->index) 1075 return 0; 1076 error = tsleep(VTY_WCHAN(sc, i), (PZERO + 1) | PCATCH, "waitvt", 0); 1077 return error; 1078 1079 case VT_GETACTIVE: /* get active vty # */ 1080 *(int *)data = sc->cur_scp->index + 1; 1081 return 0; 1082 1083 case VT_GETINDEX: /* get this vty # */ 1084 *(int *)data = scp->index + 1; 1085 return 0; 1086 1087 case VT_LOCKSWITCH: /* prevent vty switching */ 1088 if ((*(int *)data) & 0x01) 1089 sc->flags |= SC_SCRN_VTYLOCK; 1090 else 1091 sc->flags &= ~SC_SCRN_VTYLOCK; 1092 return 0; 1093 1094 case KDENABIO: /* allow io operations */ 1095 error = priv_check(td, PRIV_IO); 1096 if (error != 0) 1097 return error; 1098 error = securelevel_gt(td->td_ucred, 0); 1099 if (error != 0) 1100 return error; 1101#ifdef __i386__ 1102 td->td_frame->tf_eflags |= PSL_IOPL; 1103#elif defined(__amd64__) 1104 td->td_frame->tf_rflags |= PSL_IOPL; 1105#endif 1106 return 0; 1107 1108 case KDDISABIO: /* disallow io operations (default) */ 1109#ifdef __i386__ 1110 td->td_frame->tf_eflags &= ~PSL_IOPL; 1111#elif defined(__amd64__) 1112 td->td_frame->tf_rflags &= ~PSL_IOPL; 1113#endif 1114 return 0; 1115 1116#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1117 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1118 case _IO('K', 20): 1119 ival = IOCPARM_IVAL(data); 1120 data = (caddr_t)&ival; 1121 /* FALLTHROUGH */ 1122#endif 1123 case KDSKBSTATE: /* set keyboard state (locks) */ 1124 if (*(int *)data & ~LOCK_MASK) 1125 return EINVAL; 1126 scp->status &= ~LOCK_MASK; 1127 scp->status |= *(int *)data; 1128 if (scp == sc->cur_scp) 1129 update_kbd_state(scp, scp->status, LOCK_MASK); 1130 return 0; 1131 1132 case KDGKBSTATE: /* get keyboard state (locks) */ 1133 if (scp == sc->cur_scp) 1134 save_kbd_state(scp); 1135 *(int *)data = scp->status & LOCK_MASK; 1136 return 0; 1137 1138 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1139 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1140 error = kbdd_ioctl(sc->kbd, cmd, data); 1141 if (error == ENOIOCTL) 1142 error = ENODEV; 1143 return error; 1144 1145#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1146 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1147 case _IO('K', 67): 1148 ival = IOCPARM_IVAL(data); 1149 data = (caddr_t)&ival; 1150 /* FALLTHROUGH */ 1151#endif 1152 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1153 if (*(int *)data & ~0x7f) 1154 return EINVAL; 1155 error = kbdd_ioctl(sc->kbd, KDSETRAD, data); 1156 if (error == ENOIOCTL) 1157 error = ENODEV; 1158 return error; 1159 1160#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1161 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1162 case _IO('K', 7): 1163 ival = IOCPARM_IVAL(data); 1164 data = (caddr_t)&ival; 1165 /* FALLTHROUGH */ 1166#endif 1167 case KDSKBMODE: /* set keyboard mode */ 1168 switch (*(int *)data) { 1169 case K_XLATE: /* switch to XLT ascii mode */ 1170 case K_RAW: /* switch to RAW scancode mode */ 1171 case K_CODE: /* switch to CODE mode */ 1172 scp->kbd_mode = *(int *)data; 1173 if (scp == sc->cur_scp) 1174 kbdd_ioctl(sc->kbd, KDSKBMODE, data); 1175 return 0; 1176 default: 1177 return EINVAL; 1178 } 1179 /* NOT REACHED */ 1180 1181 case KDGKBMODE: /* get keyboard mode */ 1182 *(int *)data = scp->kbd_mode; 1183 return 0; 1184 1185 case KDGKBINFO: 1186 error = kbdd_ioctl(sc->kbd, cmd, data); 1187 if (error == ENOIOCTL) 1188 error = ENODEV; 1189 return error; 1190 1191#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1192 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1193 case _IO('K', 8): 1194 ival = IOCPARM_IVAL(data); 1195 data = (caddr_t)&ival; 1196 /* FALLTHROUGH */ 1197#endif 1198 case KDMKTONE: /* sound the bell */ 1199 if (*(int*)data) 1200 sc_bell(scp, (*(int*)data)&0xffff, 1201 (((*(int*)data)>>16)&0xffff)*hz/1000); 1202 else 1203 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1204 return 0; 1205 1206#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1207 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1208 case _IO('K', 63): 1209 ival = IOCPARM_IVAL(data); 1210 data = (caddr_t)&ival; 1211 /* FALLTHROUGH */ 1212#endif 1213 case KIOCSOUND: /* make tone (*data) hz */ 1214 if (scp == sc->cur_scp) { 1215 if (*(int *)data) 1216 return sc_tone(*(int *)data); 1217 else 1218 return sc_tone(0); 1219 } 1220 return 0; 1221 1222 case KDGKBTYPE: /* get keyboard type */ 1223 error = kbdd_ioctl(sc->kbd, cmd, data); 1224 if (error == ENOIOCTL) { 1225 /* always return something? XXX */ 1226 *(int *)data = 0; 1227 } 1228 return 0; 1229 1230#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1231 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1232 case _IO('K', 66): 1233 ival = IOCPARM_IVAL(data); 1234 data = (caddr_t)&ival; 1235 /* FALLTHROUGH */ 1236#endif 1237 case KDSETLED: /* set keyboard LED status */ 1238 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1239 return EINVAL; 1240 scp->status &= ~LED_MASK; 1241 scp->status |= *(int *)data; 1242 if (scp == sc->cur_scp) 1243 update_kbd_leds(scp, scp->status); 1244 return 0; 1245 1246 case KDGETLED: /* get keyboard LED status */ 1247 if (scp == sc->cur_scp) 1248 save_kbd_state(scp); 1249 *(int *)data = scp->status & LED_MASK; 1250 return 0; 1251 1252 case KBADDKBD: /* add/remove keyboard to/from mux */ 1253 case KBRELKBD: 1254 error = kbdd_ioctl(sc->kbd, cmd, data); 1255 if (error == ENOIOCTL) 1256 error = ENODEV; 1257 return error; 1258 1259#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1260 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1261 case _IO('c', 110): 1262 ival = IOCPARM_IVAL(data); 1263 data = (caddr_t)&ival; 1264 /* FALLTHROUGH */ 1265#endif 1266 case CONS_SETKBD: /* set the new keyboard */ 1267 { 1268 keyboard_t *newkbd; 1269 1270 s = spltty(); 1271 newkbd = kbd_get_keyboard(*(int *)data); 1272 if (newkbd == NULL) { 1273 splx(s); 1274 return EINVAL; 1275 } 1276 error = 0; 1277 if (sc->kbd != newkbd) { 1278 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1279 (void *)&sc->keyboard, sckbdevent, sc); 1280 /* i == newkbd->kb_index */ 1281 if (i >= 0) { 1282 if (sc->kbd != NULL) { 1283 save_kbd_state(sc->cur_scp); 1284 kbd_release(sc->kbd, (void *)&sc->keyboard); 1285 } 1286 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1287 sc->keyboard = i; 1288 kbdd_ioctl(sc->kbd, KDSKBMODE, 1289 (caddr_t)&sc->cur_scp->kbd_mode); 1290 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1291 LOCK_MASK); 1292 } else { 1293 error = EPERM; /* XXX */ 1294 } 1295 } 1296 splx(s); 1297 return error; 1298 } 1299 1300 case CONS_RELKBD: /* release the current keyboard */ 1301 s = spltty(); 1302 error = 0; 1303 if (sc->kbd != NULL) { 1304 save_kbd_state(sc->cur_scp); 1305 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1306 if (error == 0) { 1307 sc->kbd = NULL; 1308 sc->keyboard = -1; 1309 } 1310 } 1311 splx(s); 1312 return error; 1313 1314 case CONS_GETTERM: /* get the current terminal emulator info */ 1315 { 1316 sc_term_sw_t *sw; 1317 1318 if (((term_info_t *)data)->ti_index == 0) { 1319 sw = scp->tsw; 1320 } else { 1321 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1322 } 1323 if (sw != NULL) { 1324 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1325 sizeof(((term_info_t *)data)->ti_name)); 1326 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1327 sizeof(((term_info_t *)data)->ti_desc)); 1328 ((term_info_t *)data)->ti_flags = 0; 1329 return 0; 1330 } else { 1331 ((term_info_t *)data)->ti_name[0] = '\0'; 1332 ((term_info_t *)data)->ti_desc[0] = '\0'; 1333 ((term_info_t *)data)->ti_flags = 0; 1334 return EINVAL; 1335 } 1336 } 1337 1338 case CONS_SETTERM: /* set the current terminal emulator */ 1339 s = spltty(); 1340 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1341 /* FIXME: what if scp == sc_console! XXX */ 1342 splx(s); 1343 return error; 1344 1345 case GIO_SCRNMAP: /* get output translation table */ 1346 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1347 return 0; 1348 1349 case PIO_SCRNMAP: /* set output translation table */ 1350 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1351 for (i=0; i<sizeof(sc->scr_map); i++) { 1352 sc->scr_rmap[sc->scr_map[i]] = i; 1353 } 1354 return 0; 1355 1356 case GIO_KEYMAP: /* get keyboard translation table */ 1357 case PIO_KEYMAP: /* set keyboard translation table */ 1358 case GIO_DEADKEYMAP: /* get accent key translation table */ 1359 case PIO_DEADKEYMAP: /* set accent key translation table */ 1360 case GETFKEY: /* get function key string */ 1361 case SETFKEY: /* set function key string */ 1362 error = kbdd_ioctl(sc->kbd, cmd, data); 1363 if (error == ENOIOCTL) 1364 error = ENODEV; 1365 return error; 1366 1367#ifndef SC_NO_FONT_LOADING 1368 1369 case PIO_FONT8x8: /* set 8x8 dot font */ 1370 if (!ISFONTAVAIL(sc->adp->va_flags)) 1371 return ENXIO; 1372 bcopy(data, sc->font_8, 8*256); 1373 sc->fonts_loaded |= FONT_8; 1374 /* 1375 * FONT KLUDGE 1376 * Always use the font page #0. XXX 1377 * Don't load if the current font size is not 8x8. 1378 */ 1379 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1380 sc_load_font(sc->cur_scp, 0, 8, 8, sc->font_8, 0, 256); 1381 return 0; 1382 1383 case GIO_FONT8x8: /* get 8x8 dot font */ 1384 if (!ISFONTAVAIL(sc->adp->va_flags)) 1385 return ENXIO; 1386 if (sc->fonts_loaded & FONT_8) { 1387 bcopy(sc->font_8, data, 8*256); 1388 return 0; 1389 } 1390 else 1391 return ENXIO; 1392 1393 case PIO_FONT8x14: /* set 8x14 dot font */ 1394 if (!ISFONTAVAIL(sc->adp->va_flags)) 1395 return ENXIO; 1396 bcopy(data, sc->font_14, 14*256); 1397 sc->fonts_loaded |= FONT_14; 1398 /* 1399 * FONT KLUDGE 1400 * Always use the font page #0. XXX 1401 * Don't load if the current font size is not 8x14. 1402 */ 1403 if (ISTEXTSC(sc->cur_scp) 1404 && (sc->cur_scp->font_size >= 14) 1405 && (sc->cur_scp->font_size < 16)) 1406 sc_load_font(sc->cur_scp, 0, 14, 8, sc->font_14, 0, 256); 1407 return 0; 1408 1409 case GIO_FONT8x14: /* get 8x14 dot font */ 1410 if (!ISFONTAVAIL(sc->adp->va_flags)) 1411 return ENXIO; 1412 if (sc->fonts_loaded & FONT_14) { 1413 bcopy(sc->font_14, data, 14*256); 1414 return 0; 1415 } 1416 else 1417 return ENXIO; 1418 1419 case PIO_FONT8x16: /* set 8x16 dot font */ 1420 if (!ISFONTAVAIL(sc->adp->va_flags)) 1421 return ENXIO; 1422 bcopy(data, sc->font_16, 16*256); 1423 sc->fonts_loaded |= FONT_16; 1424 /* 1425 * FONT KLUDGE 1426 * Always use the font page #0. XXX 1427 * Don't load if the current font size is not 8x16. 1428 */ 1429 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1430 sc_load_font(sc->cur_scp, 0, 16, 8, sc->font_16, 0, 256); 1431 return 0; 1432 1433 case GIO_FONT8x16: /* get 8x16 dot font */ 1434 if (!ISFONTAVAIL(sc->adp->va_flags)) 1435 return ENXIO; 1436 if (sc->fonts_loaded & FONT_16) { 1437 bcopy(sc->font_16, data, 16*256); 1438 return 0; 1439 } 1440 else 1441 return ENXIO; 1442 1443#endif /* SC_NO_FONT_LOADING */ 1444 1445 default: 1446 break; 1447 } 1448 1449 return (ENOIOCTL); 1450} 1451 1452static void 1453sc_cnprobe(struct consdev *cp) 1454{ 1455 int unit; 1456 int flags; 1457 1458 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1459 1460 /* a video card is always required */ 1461 if (!scvidprobe(unit, flags, TRUE)) 1462 cp->cn_pri = CN_DEAD; 1463 1464 /* syscons will become console even when there is no keyboard */ 1465 sckbdprobe(unit, flags, TRUE); 1466 1467 if (cp->cn_pri == CN_DEAD) 1468 return; 1469 1470 /* initialize required fields */ 1471 strcpy(cp->cn_name, "ttyv0"); 1472} 1473 1474static void 1475sc_cninit(struct consdev *cp) 1476{ 1477 int unit; 1478 int flags; 1479 1480 sc_get_cons_priority(&unit, &flags); 1481 scinit(unit, flags | SC_KERNEL_CONSOLE); 1482 sc_console_unit = unit; 1483 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1484 sc_consptr = cp; 1485} 1486 1487static void 1488sc_cnterm(struct consdev *cp) 1489{ 1490 /* we are not the kernel console any more, release everything */ 1491 1492 if (sc_console_unit < 0) 1493 return; /* shouldn't happen */ 1494 1495#if 0 /* XXX */ 1496 sc_clear_screen(sc_console); 1497 sccnupdate(sc_console); 1498#endif 1499 1500 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1501 sc_console_unit = -1; 1502 sc_console = NULL; 1503} 1504 1505static void 1506sc_cnputc(struct consdev *cd, int c) 1507{ 1508 u_char buf[1]; 1509 scr_stat *scp = sc_console; 1510 void *save; 1511#ifndef SC_NO_HISTORY 1512#if 0 1513 struct tty *tp; 1514#endif 1515#endif /* !SC_NO_HISTORY */ 1516 int s; 1517 1518 /* assert(sc_console != NULL) */ 1519 1520#ifndef SC_NO_HISTORY 1521 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1522 scp->status &= ~SLKED; 1523 update_kbd_state(scp, scp->status, SLKED); 1524 if (scp->status & BUFFER_SAVED) { 1525 if (!sc_hist_restore(scp)) 1526 sc_remove_cutmarking(scp); 1527 scp->status &= ~BUFFER_SAVED; 1528 scp->status |= CURSOR_ENABLED; 1529 sc_draw_cursor_image(scp); 1530 } 1531#if 0 1532 /* 1533 * XXX: Now that TTY's have their own locks, we cannot process 1534 * any data after disabling scroll lock. cnputs already holds a 1535 * spinlock. 1536 */ 1537 tp = SC_DEV(scp->sc, scp->index); 1538 tty_lock(tp); 1539 if (tty_opened(tp)) 1540 sctty_outwakeup(tp); 1541 tty_unlock(tp); 1542#endif 1543 } 1544#endif /* !SC_NO_HISTORY */ 1545 1546 save = scp->ts; 1547 if (kernel_console_ts != NULL) 1548 scp->ts = kernel_console_ts; 1549 buf[0] = c; 1550 sc_puts(scp, buf, 1); 1551 scp->ts = save; 1552 1553 s = spltty(); /* block sckbdevent and scrn_timer */ 1554 sccnupdate(scp); 1555 splx(s); 1556} 1557 1558static int 1559sc_cngetc(struct consdev *cd) 1560{ 1561 return sccngetch(SCGETC_NONBLOCK); 1562} 1563 1564static int 1565sccngetch(int flags) 1566{ 1567 static struct fkeytab fkey; 1568 static int fkeycp; 1569 scr_stat *scp; 1570 u_char *p; 1571 int cur_mode; 1572 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1573 int c; 1574 1575 mtx_lock(&Giant); 1576 /* assert(sc_console != NULL) */ 1577 1578 /* 1579 * Stop the screen saver and update the screen if necessary. 1580 * What if we have been running in the screen saver code... XXX 1581 */ 1582 sc_touch_scrn_saver(); 1583 scp = sc_console->sc->cur_scp; /* XXX */ 1584 sccnupdate(scp); 1585 1586 if (fkeycp < fkey.len) { 1587 mtx_unlock(&Giant); 1588 splx(s); 1589 return fkey.str[fkeycp++]; 1590 } 1591 1592 if (scp->sc->kbd == NULL) { 1593 mtx_unlock(&Giant); 1594 splx(s); 1595 return -1; 1596 } 1597 1598 /* 1599 * Make sure the keyboard is accessible even when the kbd device 1600 * driver is disabled. 1601 */ 1602 kbdd_enable(scp->sc->kbd); 1603 1604 /* we shall always use the keyboard in the XLATE mode here */ 1605 cur_mode = scp->kbd_mode; 1606 scp->kbd_mode = K_XLATE; 1607 kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1608 1609 kbdd_poll(scp->sc->kbd, TRUE); 1610 c = scgetc(scp->sc, SCGETC_CN | flags); 1611 kbdd_poll(scp->sc->kbd, FALSE); 1612 1613 scp->kbd_mode = cur_mode; 1614 kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1615 kbdd_disable(scp->sc->kbd); 1616 mtx_unlock(&Giant); 1617 splx(s); 1618 1619 switch (KEYFLAGS(c)) { 1620 case 0: /* normal char */ 1621 return KEYCHAR(c); 1622 case FKEY: /* function key */ 1623 p = kbdd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1624 fkey.len = fkeycp; 1625 if ((p != NULL) && (fkey.len > 0)) { 1626 bcopy(p, fkey.str, fkey.len); 1627 fkeycp = 1; 1628 return fkey.str[0]; 1629 } 1630 return c; /* XXX */ 1631 case NOKEY: 1632 case ERRKEY: 1633 default: 1634 return -1; 1635 } 1636 /* NOT REACHED */ 1637} 1638 1639static void 1640sccnupdate(scr_stat *scp) 1641{ 1642 /* this is a cut-down version of scrn_timer()... */ 1643 1644 if (scp->sc->font_loading_in_progress) 1645 return; 1646 1647 if (debugger > 0 || panicstr || shutdown_in_progress) { 1648 sc_touch_scrn_saver(); 1649 } else if (scp != scp->sc->cur_scp) { 1650 return; 1651 } 1652 1653 if (!run_scrn_saver) 1654 scp->sc->flags &= ~SC_SCRN_IDLE; 1655#ifdef DEV_SPLASH 1656 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1657 if (scp->sc->flags & SC_SCRN_BLANKED) 1658 stop_scrn_saver(scp->sc, current_saver); 1659#endif 1660 1661 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1662 || scp->sc->switch_in_progress) 1663 return; 1664 /* 1665 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1666 * when write_in_progress is non-zero. XXX 1667 */ 1668 1669 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1670 scrn_update(scp, TRUE); 1671} 1672 1673static void 1674scrn_timer(void *arg) 1675{ 1676#ifndef PC98 1677 static int kbd_interval = 0; 1678#endif 1679 struct timeval tv; 1680 sc_softc_t *sc; 1681 scr_stat *scp; 1682 int again; 1683 int s; 1684 1685 again = (arg != NULL); 1686 if (arg != NULL) 1687 sc = (sc_softc_t *)arg; 1688 else if (sc_console != NULL) 1689 sc = sc_console->sc; 1690 else 1691 return; 1692 1693 /* don't do anything when we are performing some I/O operations */ 1694 if (sc->font_loading_in_progress) { 1695 if (again) 1696 timeout(scrn_timer, sc, hz / 10); 1697 return; 1698 } 1699 s = spltty(); 1700 1701#ifndef PC98 1702 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1703 /* try to allocate a keyboard automatically */ 1704 if (++kbd_interval >= 25) { 1705 sc->keyboard = sc_allocate_keyboard(sc, -1); 1706 if (sc->keyboard >= 0) { 1707 sc->kbd = kbd_get_keyboard(sc->keyboard); 1708 kbdd_ioctl(sc->kbd, KDSKBMODE, 1709 (caddr_t)&sc->cur_scp->kbd_mode); 1710 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1711 LOCK_MASK); 1712 } 1713 kbd_interval = 0; 1714 } 1715 } 1716#endif /* PC98 */ 1717 1718 /* find the vty to update */ 1719 scp = sc->cur_scp; 1720 1721 /* should we stop the screen saver? */ 1722 getmicrouptime(&tv); 1723 if (debugger > 0 || panicstr || shutdown_in_progress) 1724 sc_touch_scrn_saver(); 1725 if (run_scrn_saver) { 1726 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1727 sc->flags |= SC_SCRN_IDLE; 1728 else 1729 sc->flags &= ~SC_SCRN_IDLE; 1730 } else { 1731 sc->scrn_time_stamp = tv.tv_sec; 1732 sc->flags &= ~SC_SCRN_IDLE; 1733 if (scrn_blank_time > 0) 1734 run_scrn_saver = TRUE; 1735 } 1736#ifdef DEV_SPLASH 1737 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1738 if (sc->flags & SC_SCRN_BLANKED) 1739 stop_scrn_saver(sc, current_saver); 1740#endif 1741 1742 /* should we just return ? */ 1743 if (sc->blink_in_progress || sc->switch_in_progress 1744 || sc->write_in_progress) { 1745 if (again) 1746 timeout(scrn_timer, sc, hz / 10); 1747 splx(s); 1748 return; 1749 } 1750 1751 /* Update the screen */ 1752 scp = sc->cur_scp; /* cur_scp may have changed... */ 1753 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1754 scrn_update(scp, TRUE); 1755 1756#ifdef DEV_SPLASH 1757 /* should we activate the screen saver? */ 1758 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1759 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1760 (*current_saver)(sc, TRUE); 1761#endif 1762 1763 if (again) 1764 timeout(scrn_timer, sc, hz / 25); 1765 splx(s); 1766} 1767 1768static int 1769and_region(int *s1, int *e1, int s2, int e2) 1770{ 1771 if (*e1 < s2 || e2 < *s1) 1772 return FALSE; 1773 *s1 = imax(*s1, s2); 1774 *e1 = imin(*e1, e2); 1775 return TRUE; 1776} 1777 1778static void 1779scrn_update(scr_stat *scp, int show_cursor) 1780{ 1781 int start; 1782 int end; 1783 int s; 1784 int e; 1785 1786 /* assert(scp == scp->sc->cur_scp) */ 1787 1788 SC_VIDEO_LOCK(scp->sc); 1789 1790#ifndef SC_NO_CUTPASTE 1791 /* remove the previous mouse pointer image if necessary */ 1792 if (scp->status & MOUSE_VISIBLE) { 1793 s = scp->mouse_pos; 1794 e = scp->mouse_pos + scp->xsize + 1; 1795 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1796 || and_region(&s, &e, scp->start, scp->end) 1797 || ((scp->status & CURSOR_ENABLED) && 1798 (scp->cursor_pos != scp->cursor_oldpos) && 1799 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1800 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1801 sc_remove_mouse_image(scp); 1802 if (scp->end >= scp->xsize*scp->ysize) 1803 scp->end = scp->xsize*scp->ysize - 1; 1804 } 1805 } 1806#endif /* !SC_NO_CUTPASTE */ 1807 1808#if 1 1809 /* debug: XXX */ 1810 if (scp->end >= scp->xsize*scp->ysize) { 1811 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1812 scp->end = scp->xsize*scp->ysize - 1; 1813 } 1814 if (scp->start < 0) { 1815 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1816 scp->start = 0; 1817 } 1818#endif 1819 1820 /* update screen image */ 1821 if (scp->start <= scp->end) { 1822 if (scp->mouse_cut_end >= 0) { 1823 /* there is a marked region for cut & paste */ 1824 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1825 start = scp->mouse_cut_start; 1826 end = scp->mouse_cut_end; 1827 } else { 1828 start = scp->mouse_cut_end; 1829 end = scp->mouse_cut_start - 1; 1830 } 1831 s = start; 1832 e = end; 1833 /* does the cut-mark region overlap with the update region? */ 1834 if (and_region(&s, &e, scp->start, scp->end)) { 1835 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1836 s = 0; 1837 e = start - 1; 1838 if (and_region(&s, &e, scp->start, scp->end)) 1839 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1840 s = end + 1; 1841 e = scp->xsize*scp->ysize - 1; 1842 if (and_region(&s, &e, scp->start, scp->end)) 1843 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1844 } else { 1845 (*scp->rndr->draw)(scp, scp->start, 1846 scp->end - scp->start + 1, FALSE); 1847 } 1848 } else { 1849 (*scp->rndr->draw)(scp, scp->start, 1850 scp->end - scp->start + 1, FALSE); 1851 } 1852 } 1853 1854 /* we are not to show the cursor and the mouse pointer... */ 1855 if (!show_cursor) { 1856 scp->end = 0; 1857 scp->start = scp->xsize*scp->ysize - 1; 1858 SC_VIDEO_UNLOCK(scp->sc); 1859 return; 1860 } 1861 1862 /* update cursor image */ 1863 if (scp->status & CURSOR_ENABLED) { 1864 s = scp->start; 1865 e = scp->end; 1866 /* did cursor move since last time ? */ 1867 if (scp->cursor_pos != scp->cursor_oldpos) { 1868 /* do we need to remove old cursor image ? */ 1869 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1870 sc_remove_cursor_image(scp); 1871 sc_draw_cursor_image(scp); 1872 } else { 1873 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1874 /* cursor didn't move, but has been overwritten */ 1875 sc_draw_cursor_image(scp); 1876 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1877 /* if it's a blinking cursor, update it */ 1878 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1879 sc_inside_cutmark(scp, 1880 scp->cursor_pos)); 1881 } 1882 } 1883 1884#ifndef SC_NO_CUTPASTE 1885 /* update "pseudo" mouse pointer image */ 1886 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1887 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1888 scp->status &= ~MOUSE_MOVED; 1889 sc_draw_mouse_image(scp); 1890 } 1891 } 1892#endif /* SC_NO_CUTPASTE */ 1893 1894 scp->end = 0; 1895 scp->start = scp->xsize*scp->ysize - 1; 1896 1897 SC_VIDEO_UNLOCK(scp->sc); 1898} 1899 1900#ifdef DEV_SPLASH 1901static int 1902scsplash_callback(int event, void *arg) 1903{ 1904 sc_softc_t *sc; 1905 int error; 1906 1907 sc = (sc_softc_t *)arg; 1908 1909 switch (event) { 1910 case SPLASH_INIT: 1911 if (add_scrn_saver(scsplash_saver) == 0) { 1912 sc->flags &= ~SC_SAVER_FAILED; 1913 run_scrn_saver = TRUE; 1914 if (cold && !(boothowto & RB_VERBOSE)) { 1915 scsplash_stick(TRUE); 1916 (*current_saver)(sc, TRUE); 1917 } 1918 } 1919 return 0; 1920 1921 case SPLASH_TERM: 1922 if (current_saver == scsplash_saver) { 1923 scsplash_stick(FALSE); 1924 error = remove_scrn_saver(scsplash_saver); 1925 if (error) 1926 return error; 1927 } 1928 return 0; 1929 1930 default: 1931 return EINVAL; 1932 } 1933} 1934 1935static void 1936scsplash_saver(sc_softc_t *sc, int show) 1937{ 1938 static int busy = FALSE; 1939 scr_stat *scp; 1940 1941 if (busy) 1942 return; 1943 busy = TRUE; 1944 1945 scp = sc->cur_scp; 1946 if (show) { 1947 if (!(sc->flags & SC_SAVER_FAILED)) { 1948 if (!(sc->flags & SC_SCRN_BLANKED)) 1949 set_scrn_saver_mode(scp, -1, NULL, 0); 1950 switch (splash(sc->adp, TRUE)) { 1951 case 0: /* succeeded */ 1952 break; 1953 case EAGAIN: /* try later */ 1954 restore_scrn_saver_mode(scp, FALSE); 1955 sc_touch_scrn_saver(); /* XXX */ 1956 break; 1957 default: 1958 sc->flags |= SC_SAVER_FAILED; 1959 scsplash_stick(FALSE); 1960 restore_scrn_saver_mode(scp, TRUE); 1961 printf("scsplash_saver(): failed to put up the image\n"); 1962 break; 1963 } 1964 } 1965 } else if (!sticky_splash) { 1966 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1967 restore_scrn_saver_mode(scp, TRUE); 1968 } 1969 busy = FALSE; 1970} 1971 1972static int 1973add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1974{ 1975#if 0 1976 int error; 1977 1978 if (current_saver != none_saver) { 1979 error = remove_scrn_saver(current_saver); 1980 if (error) 1981 return error; 1982 } 1983#endif 1984 if (current_saver != none_saver) 1985 return EBUSY; 1986 1987 run_scrn_saver = FALSE; 1988 saver_mode = CONS_LKM_SAVER; 1989 current_saver = this_saver; 1990 return 0; 1991} 1992 1993static int 1994remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1995{ 1996 if (current_saver != this_saver) 1997 return EINVAL; 1998 1999#if 0 2000 /* 2001 * In order to prevent `current_saver' from being called by 2002 * the timeout routine `scrn_timer()' while we manipulate 2003 * the saver list, we shall set `current_saver' to `none_saver' 2004 * before stopping the current saver, rather than blocking by `splXX()'. 2005 */ 2006 current_saver = none_saver; 2007 if (scrn_blanked) 2008 stop_scrn_saver(this_saver); 2009#endif 2010 2011 /* unblank all blanked screens */ 2012 wait_scrn_saver_stop(NULL); 2013 if (scrn_blanked) 2014 return EBUSY; 2015 2016 current_saver = none_saver; 2017 return 0; 2018} 2019 2020static int 2021set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2022{ 2023 int s; 2024 2025 /* assert(scp == scp->sc->cur_scp) */ 2026 s = spltty(); 2027 if (!ISGRAPHSC(scp)) 2028 sc_remove_cursor_image(scp); 2029 scp->splash_save_mode = scp->mode; 2030 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2031 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2032 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2033 scp->sc->flags |= SC_SCRN_BLANKED; 2034 ++scrn_blanked; 2035 splx(s); 2036 if (mode < 0) 2037 return 0; 2038 scp->mode = mode; 2039 if (set_mode(scp) == 0) { 2040 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2041 scp->status |= GRAPHICS_MODE; 2042#ifndef SC_NO_PALETTE_LOADING 2043 if (pal != NULL) 2044 vidd_load_palette(scp->sc->adp, pal); 2045#endif 2046 sc_set_border(scp, border); 2047 return 0; 2048 } else { 2049 s = spltty(); 2050 scp->mode = scp->splash_save_mode; 2051 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2052 scp->status |= scp->splash_save_status; 2053 splx(s); 2054 return 1; 2055 } 2056} 2057 2058static int 2059restore_scrn_saver_mode(scr_stat *scp, int changemode) 2060{ 2061 int mode; 2062 int status; 2063 int s; 2064 2065 /* assert(scp == scp->sc->cur_scp) */ 2066 s = spltty(); 2067 mode = scp->mode; 2068 status = scp->status; 2069 scp->mode = scp->splash_save_mode; 2070 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2071 scp->status |= scp->splash_save_status; 2072 scp->sc->flags &= ~SC_SCRN_BLANKED; 2073 if (!changemode) { 2074 if (!ISGRAPHSC(scp)) 2075 sc_draw_cursor_image(scp); 2076 --scrn_blanked; 2077 splx(s); 2078 return 0; 2079 } 2080 if (set_mode(scp) == 0) { 2081#ifndef SC_NO_PALETTE_LOADING 2082 vidd_load_palette(scp->sc->adp, scp->sc->palette); 2083#endif 2084 --scrn_blanked; 2085 splx(s); 2086 return 0; 2087 } else { 2088 scp->mode = mode; 2089 scp->status = status; 2090 splx(s); 2091 return 1; 2092 } 2093} 2094 2095static void 2096stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2097{ 2098 (*saver)(sc, FALSE); 2099 run_scrn_saver = FALSE; 2100 /* the screen saver may have chosen not to stop after all... */ 2101 if (sc->flags & SC_SCRN_BLANKED) 2102 return; 2103 2104 mark_all(sc->cur_scp); 2105 if (sc->delayed_next_scr) 2106 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2107 if (debugger == 0) 2108 wakeup(&scrn_blanked); 2109} 2110 2111static int 2112wait_scrn_saver_stop(sc_softc_t *sc) 2113{ 2114 int error = 0; 2115 2116 while (scrn_blanked > 0) { 2117 run_scrn_saver = FALSE; 2118 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2119 error = 0; 2120 break; 2121 } 2122 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2123 if ((error != 0) && (error != ERESTART)) 2124 break; 2125 } 2126 run_scrn_saver = FALSE; 2127 return error; 2128} 2129#endif /* DEV_SPLASH */ 2130 2131void 2132sc_touch_scrn_saver(void) 2133{ 2134 scsplash_stick(FALSE); 2135 run_scrn_saver = FALSE; 2136} 2137 2138int 2139sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2140{ 2141 scr_stat *cur_scp; 2142 struct tty *tp; 2143 struct proc *p; 2144 int s; 2145 2146 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2147 2148 if (sc->cur_scp == NULL) 2149 return (0); 2150 2151 /* prevent switch if previously requested */ 2152 if (sc->flags & SC_SCRN_VTYLOCK) { 2153 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2154 sc->cur_scp->bell_duration); 2155 return EPERM; 2156 } 2157 2158 /* delay switch if the screen is blanked or being updated */ 2159 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2160 || sc->blink_in_progress) { 2161 sc->delayed_next_scr = next_scr + 1; 2162 sc_touch_scrn_saver(); 2163 DPRINTF(5, ("switch delayed\n")); 2164 return 0; 2165 } 2166 sc->delayed_next_scr = 0; 2167 2168 s = spltty(); 2169 cur_scp = sc->cur_scp; 2170 2171 /* we are in the middle of the vty switching process... */ 2172 if (sc->switch_in_progress 2173 && (cur_scp->smode.mode == VT_PROCESS) 2174 && cur_scp->proc) { 2175 p = pfind(cur_scp->pid); 2176 if (cur_scp->proc != p) { 2177 if (p) 2178 PROC_UNLOCK(p); 2179 /* 2180 * The controlling process has died!!. Do some clean up. 2181 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2182 * are not reset here yet; they will be cleared later. 2183 */ 2184 DPRINTF(5, ("cur_scp controlling process %d died, ", 2185 cur_scp->pid)); 2186 if (cur_scp->status & SWITCH_WAIT_REL) { 2187 /* 2188 * Force the previous switch to finish, but return now 2189 * with error. 2190 */ 2191 DPRINTF(5, ("reset WAIT_REL, ")); 2192 finish_vt_rel(cur_scp, TRUE, &s); 2193 splx(s); 2194 DPRINTF(5, ("finishing previous switch\n")); 2195 return EINVAL; 2196 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2197 /* let's assume screen switch has been completed. */ 2198 DPRINTF(5, ("reset WAIT_ACQ, ")); 2199 finish_vt_acq(cur_scp); 2200 } else { 2201 /* 2202 * We are in between screen release and acquisition, and 2203 * reached here via scgetc() or scrn_timer() which has 2204 * interrupted exchange_scr(). Don't do anything stupid. 2205 */ 2206 DPRINTF(5, ("waiting nothing, ")); 2207 } 2208 } else { 2209 if (p) 2210 PROC_UNLOCK(p); 2211 /* 2212 * The controlling process is alive, but not responding... 2213 * It is either buggy or it may be just taking time. 2214 * The following code is a gross kludge to cope with this 2215 * problem for which there is no clean solution. XXX 2216 */ 2217 if (cur_scp->status & SWITCH_WAIT_REL) { 2218 switch (sc->switch_in_progress++) { 2219 case 1: 2220 break; 2221 case 2: 2222 DPRINTF(5, ("sending relsig again, ")); 2223 signal_vt_rel(cur_scp); 2224 break; 2225 case 3: 2226 break; 2227 case 4: 2228 default: 2229 /* 2230 * Act as if the controlling program returned 2231 * VT_FALSE. 2232 */ 2233 DPRINTF(5, ("force reset WAIT_REL, ")); 2234 finish_vt_rel(cur_scp, FALSE, &s); 2235 splx(s); 2236 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2237 return EINVAL; 2238 } 2239 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2240 switch (sc->switch_in_progress++) { 2241 case 1: 2242 break; 2243 case 2: 2244 DPRINTF(5, ("sending acqsig again, ")); 2245 signal_vt_acq(cur_scp); 2246 break; 2247 case 3: 2248 break; 2249 case 4: 2250 default: 2251 /* clear the flag and finish the previous switch */ 2252 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2253 finish_vt_acq(cur_scp); 2254 break; 2255 } 2256 } 2257 } 2258 } 2259 2260 /* 2261 * Return error if an invalid argument is given, or vty switch 2262 * is still in progress. 2263 */ 2264 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2265 || sc->switch_in_progress) { 2266 splx(s); 2267 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2268 DPRINTF(5, ("error 1\n")); 2269 return EINVAL; 2270 } 2271 2272 /* 2273 * Don't allow switching away from the graphics mode vty 2274 * if the switch mode is VT_AUTO, unless the next vty is the same 2275 * as the current or the current vty has been closed (but showing). 2276 */ 2277 tp = SC_DEV(sc, cur_scp->index); 2278 if ((cur_scp->index != next_scr) 2279 && tty_opened(tp) 2280 && (cur_scp->smode.mode == VT_AUTO) 2281 && ISGRAPHSC(cur_scp)) { 2282 splx(s); 2283 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2284 DPRINTF(5, ("error, graphics mode\n")); 2285 return EINVAL; 2286 } 2287 2288 /* 2289 * Is the wanted vty open? Don't allow switching to a closed vty. 2290 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2291 * Note that we always allow the user to switch to the kernel 2292 * console even if it is closed. 2293 */ 2294 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2295 tp = SC_DEV(sc, next_scr); 2296 if (!tty_opened(tp)) { 2297 splx(s); 2298 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2299 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2300 return EINVAL; 2301 } 2302 if ((debugger > 0) && (SC_STAT(tp)->smode.mode == VT_PROCESS)) { 2303 splx(s); 2304 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2305 return EINVAL; 2306 } 2307 } 2308 2309 /* this is the start of vty switching process... */ 2310 ++sc->switch_in_progress; 2311 sc->old_scp = cur_scp; 2312 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2313 if (sc->new_scp == sc->old_scp) { 2314 sc->switch_in_progress = 0; 2315 /* 2316 * XXX wakeup() locks the scheduler lock which will hang if 2317 * the lock is in an in-between state, e.g., when we stop at 2318 * a breakpoint at fork_exit. It has always been wrong to call 2319 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2320 * is supposed to be locked by splhigh(), but the debugger may 2321 * be invoked at splhigh(). 2322 */ 2323 if (debugger == 0) 2324 wakeup(VTY_WCHAN(sc,next_scr)); 2325 splx(s); 2326 DPRINTF(5, ("switch done (new == old)\n")); 2327 return 0; 2328 } 2329 2330 /* has controlling process died? */ 2331 vt_proc_alive(sc->old_scp); 2332 vt_proc_alive(sc->new_scp); 2333 2334 /* wait for the controlling process to release the screen, if necessary */ 2335 if (signal_vt_rel(sc->old_scp)) { 2336 splx(s); 2337 return 0; 2338 } 2339 2340 /* go set up the new vty screen */ 2341 splx(s); 2342 exchange_scr(sc); 2343 s = spltty(); 2344 2345 /* wake up processes waiting for this vty */ 2346 if (debugger == 0) 2347 wakeup(VTY_WCHAN(sc,next_scr)); 2348 2349 /* wait for the controlling process to acknowledge, if necessary */ 2350 if (signal_vt_acq(sc->cur_scp)) { 2351 splx(s); 2352 return 0; 2353 } 2354 2355 sc->switch_in_progress = 0; 2356 if (sc->unit == sc_console_unit) 2357 cnavailable(sc_consptr, TRUE); 2358 splx(s); 2359 DPRINTF(5, ("switch done\n")); 2360 2361 return 0; 2362} 2363 2364static int 2365do_switch_scr(sc_softc_t *sc, int s) 2366{ 2367 vt_proc_alive(sc->new_scp); 2368 2369 splx(s); 2370 exchange_scr(sc); 2371 s = spltty(); 2372 /* sc->cur_scp == sc->new_scp */ 2373 wakeup(VTY_WCHAN(sc,sc->cur_scp->index)); 2374 2375 /* wait for the controlling process to acknowledge, if necessary */ 2376 if (!signal_vt_acq(sc->cur_scp)) { 2377 sc->switch_in_progress = 0; 2378 if (sc->unit == sc_console_unit) 2379 cnavailable(sc_consptr, TRUE); 2380 } 2381 2382 return s; 2383} 2384 2385static int 2386vt_proc_alive(scr_stat *scp) 2387{ 2388 struct proc *p; 2389 2390 if (scp->proc) { 2391 if ((p = pfind(scp->pid)) != NULL) 2392 PROC_UNLOCK(p); 2393 if (scp->proc == p) 2394 return TRUE; 2395 scp->proc = NULL; 2396 scp->smode.mode = VT_AUTO; 2397 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2398 } 2399 return FALSE; 2400} 2401 2402static int 2403signal_vt_rel(scr_stat *scp) 2404{ 2405 if (scp->smode.mode != VT_PROCESS) 2406 return FALSE; 2407 scp->status |= SWITCH_WAIT_REL; 2408 PROC_LOCK(scp->proc); 2409 psignal(scp->proc, scp->smode.relsig); 2410 PROC_UNLOCK(scp->proc); 2411 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2412 return TRUE; 2413} 2414 2415static int 2416signal_vt_acq(scr_stat *scp) 2417{ 2418 if (scp->smode.mode != VT_PROCESS) 2419 return FALSE; 2420 if (scp->sc->unit == sc_console_unit) 2421 cnavailable(sc_consptr, FALSE); 2422 scp->status |= SWITCH_WAIT_ACQ; 2423 PROC_LOCK(scp->proc); 2424 psignal(scp->proc, scp->smode.acqsig); 2425 PROC_UNLOCK(scp->proc); 2426 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2427 return TRUE; 2428} 2429 2430static int 2431finish_vt_rel(scr_stat *scp, int release, int *s) 2432{ 2433 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2434 scp->status &= ~SWITCH_WAIT_REL; 2435 if (release) 2436 *s = do_switch_scr(scp->sc, *s); 2437 else 2438 scp->sc->switch_in_progress = 0; 2439 return 0; 2440 } 2441 return EINVAL; 2442} 2443 2444static int 2445finish_vt_acq(scr_stat *scp) 2446{ 2447 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2448 scp->status &= ~SWITCH_WAIT_ACQ; 2449 scp->sc->switch_in_progress = 0; 2450 return 0; 2451 } 2452 return EINVAL; 2453} 2454 2455static void 2456exchange_scr(sc_softc_t *sc) 2457{ 2458 scr_stat *scp; 2459 2460 /* save the current state of video and keyboard */ 2461 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2462 if (!ISGRAPHSC(sc->old_scp)) 2463 sc_remove_cursor_image(sc->old_scp); 2464 if (sc->old_scp->kbd_mode == K_XLATE) 2465 save_kbd_state(sc->old_scp); 2466 2467 /* set up the video for the new screen */ 2468 scp = sc->cur_scp = sc->new_scp; 2469#ifdef PC98 2470 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2471#else 2472 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2473#endif 2474 set_mode(scp); 2475#ifndef __sparc64__ 2476 else 2477 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2478 (void *)sc->adp->va_window, FALSE); 2479#endif 2480 scp->status |= MOUSE_HIDDEN; 2481 sc_move_cursor(scp, scp->xpos, scp->ypos); 2482 if (!ISGRAPHSC(scp)) 2483 sc_set_cursor_image(scp); 2484#ifndef SC_NO_PALETTE_LOADING 2485 if (ISGRAPHSC(sc->old_scp)) 2486 vidd_load_palette(sc->adp, sc->palette); 2487#endif 2488 sc_set_border(scp, scp->border); 2489 2490 /* set up the keyboard for the new screen */ 2491 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2492 kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2493 update_kbd_state(scp, scp->status, LOCK_MASK); 2494 2495 mark_all(scp); 2496} 2497 2498void 2499sc_puts(scr_stat *scp, u_char *buf, int len) 2500{ 2501 int need_unlock = 0; 2502 2503#ifdef DEV_SPLASH 2504 /* make screensaver happy */ 2505 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2506 run_scrn_saver = FALSE; 2507#endif 2508 2509 if (scp->tsw) { 2510 if (!kdb_active && !mtx_owned(&scp->scr_lock)) { 2511 need_unlock = 1; 2512 mtx_lock_spin(&scp->scr_lock); 2513 } 2514 (*scp->tsw->te_puts)(scp, buf, len); 2515 if (need_unlock) 2516 mtx_unlock_spin(&scp->scr_lock); 2517 } 2518 2519 if (scp->sc->delayed_next_scr) 2520 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2521} 2522 2523void 2524sc_draw_cursor_image(scr_stat *scp) 2525{ 2526 /* assert(scp == scp->sc->cur_scp); */ 2527 SC_VIDEO_LOCK(scp->sc); 2528 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2529 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2530 sc_inside_cutmark(scp, scp->cursor_pos)); 2531 scp->cursor_oldpos = scp->cursor_pos; 2532 SC_VIDEO_UNLOCK(scp->sc); 2533} 2534 2535void 2536sc_remove_cursor_image(scr_stat *scp) 2537{ 2538 /* assert(scp == scp->sc->cur_scp); */ 2539 SC_VIDEO_LOCK(scp->sc); 2540 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2541 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2542 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2543 SC_VIDEO_UNLOCK(scp->sc); 2544} 2545 2546static void 2547update_cursor_image(scr_stat *scp) 2548{ 2549 /* assert(scp == scp->sc->cur_scp); */ 2550 sc_remove_cursor_image(scp); 2551 sc_set_cursor_image(scp); 2552 sc_draw_cursor_image(scp); 2553} 2554 2555void 2556sc_set_cursor_image(scr_stat *scp) 2557{ 2558 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2559 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2560 /* hidden cursor is internally represented as zero-height underline */ 2561 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2562 scp->curs_attr.base = scp->curs_attr.height = 0; 2563 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2564 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2565 scp->font_size - 1); 2566 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2567 scp->font_size - scp->curs_attr.base); 2568 } else { /* block cursor */ 2569 scp->curs_attr.base = 0; 2570 scp->curs_attr.height = scp->font_size; 2571 } 2572 2573 /* assert(scp == scp->sc->cur_scp); */ 2574 SC_VIDEO_LOCK(scp->sc); 2575 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2576 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2577 SC_VIDEO_UNLOCK(scp->sc); 2578} 2579 2580static void 2581change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2582{ 2583 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2584 sc_remove_cursor_image(scp); 2585 2586 if (base >= 0) 2587 scp->curr_curs_attr.base = base; 2588 if (height >= 0) 2589 scp->curr_curs_attr.height = height; 2590 if (flags & CONS_RESET_CURSOR) 2591 scp->curr_curs_attr = scp->dflt_curs_attr; 2592 else 2593 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2594 2595 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2596 sc_set_cursor_image(scp); 2597 sc_draw_cursor_image(scp); 2598 } 2599} 2600 2601void 2602sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2603{ 2604 sc_softc_t *sc; 2605 struct tty *tp; 2606 int s; 2607 int i; 2608 2609 s = spltty(); 2610 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2611 /* local (per vty) change */ 2612 change_cursor_shape(scp, flags, base, height); 2613 splx(s); 2614 return; 2615 } 2616 2617 /* global change */ 2618 sc = scp->sc; 2619 if (base >= 0) 2620 sc->curs_attr.base = base; 2621 if (height >= 0) 2622 sc->curs_attr.height = height; 2623 if (flags != -1) { 2624 if (flags & CONS_RESET_CURSOR) 2625 sc->curs_attr = sc->dflt_curs_attr; 2626 else 2627 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2628 } 2629 2630 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2631 if ((tp = SC_DEV(sc, i)) == NULL) 2632 continue; 2633 if ((scp = sc_get_stat(tp)) == NULL) 2634 continue; 2635 scp->dflt_curs_attr = sc->curs_attr; 2636 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2637 } 2638 splx(s); 2639} 2640 2641static void 2642scinit(int unit, int flags) 2643{ 2644 2645 /* 2646 * When syscons is being initialized as the kernel console, malloc() 2647 * is not yet functional, because various kernel structures has not been 2648 * fully initialized yet. Therefore, we need to declare the following 2649 * static buffers for the console. This is less than ideal, 2650 * but is necessry evil for the time being. XXX 2651 */ 2652#ifdef PC98 2653 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2654#else 2655 static u_short sc_buffer[ROW*COL]; /* XXX */ 2656#endif 2657#ifndef SC_NO_FONT_LOADING 2658 static u_char font_8[256*8]; 2659 static u_char font_14[256*14]; 2660 static u_char font_16[256*16]; 2661#endif 2662 2663 sc_softc_t *sc; 2664 scr_stat *scp; 2665 video_adapter_t *adp; 2666 int col; 2667 int row; 2668 int i; 2669 2670 /* one time initialization */ 2671 if (init_done == COLD) 2672 sc_get_bios_values(&bios_value); 2673 init_done = WARM; 2674 2675 /* 2676 * Allocate resources. Even if we are being called for the second 2677 * time, we must allocate them again, because they might have 2678 * disappeared... 2679 */ 2680 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2681 if ((sc->flags & SC_INIT_DONE) == 0) 2682 SC_VIDEO_LOCKINIT(sc); 2683 2684 adp = NULL; 2685 if (sc->adapter >= 0) { 2686 vid_release(sc->adp, (void *)&sc->adapter); 2687 adp = sc->adp; 2688 sc->adp = NULL; 2689 } 2690 if (sc->keyboard >= 0) { 2691 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2692 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2693 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2694 if (sc->kbd != NULL) { 2695 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2696 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2697 } 2698 sc->kbd = NULL; 2699 } 2700 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2701 sc->adp = vid_get_adapter(sc->adapter); 2702 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2703 2704 sc->keyboard = sc_allocate_keyboard(sc, unit); 2705 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2706 2707 sc->kbd = kbd_get_keyboard(sc->keyboard); 2708 if (sc->kbd != NULL) { 2709 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2710 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2711 } 2712 2713 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2714 2715 sc->initial_mode = sc->adp->va_initial_mode; 2716 2717#ifndef SC_NO_FONT_LOADING 2718 if (flags & SC_KERNEL_CONSOLE) { 2719 sc->font_8 = font_8; 2720 sc->font_14 = font_14; 2721 sc->font_16 = font_16; 2722 } else if (sc->font_8 == NULL) { 2723 /* assert(sc_malloc) */ 2724 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2725 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2726 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2727 } 2728#endif 2729 2730 /* extract the hardware cursor location and hide the cursor for now */ 2731 vidd_read_hw_cursor(sc->adp, &col, &row); 2732 vidd_set_hw_cursor(sc->adp, -1, -1); 2733 2734 /* set up the first console */ 2735 sc->first_vty = unit*MAXCONS; 2736 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2737 if (flags & SC_KERNEL_CONSOLE) { 2738 /* 2739 * Set up devs structure but don't use it yet, calling make_dev() 2740 * might panic kernel. Wait for sc_attach_unit() to actually 2741 * create the devices. 2742 */ 2743 sc->dev = main_devs; 2744 scp = &main_console; 2745 init_scp(sc, sc->first_vty, scp); 2746 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2747 (void *)sc_buffer, FALSE); 2748 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2749 sc_init_emulator(scp, "*"); 2750 (*scp->tsw->te_default_attr)(scp, 2751 kernel_default.std_color, 2752 kernel_default.rev_color); 2753 } else { 2754 /* assert(sc_malloc) */ 2755 sc->dev = malloc(sizeof(struct tty *)*sc->vtys, M_DEVBUF, 2756 M_WAITOK|M_ZERO); 2757 sc->dev[0] = sc_alloc_tty(0, "ttyv%r", unit * MAXCONS); 2758 scp = alloc_scp(sc, sc->first_vty); 2759 SC_STAT(sc->dev[0]) = scp; 2760 } 2761 sc->cur_scp = scp; 2762 2763#ifndef __sparc64__ 2764 /* copy screen to temporary buffer */ 2765 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2766 (void *)scp->sc->adp->va_window, FALSE); 2767 if (ISTEXTSC(scp)) 2768 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2769#endif 2770 2771 /* move cursors to the initial positions */ 2772 if (col >= scp->xsize) 2773 col = 0; 2774 if (row >= scp->ysize) 2775 row = scp->ysize - 1; 2776 scp->xpos = col; 2777 scp->ypos = row; 2778 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2779 2780 if (bios_value.cursor_end < scp->font_size) 2781 sc->dflt_curs_attr.base = scp->font_size - 2782 bios_value.cursor_end - 1; 2783 else 2784 sc->dflt_curs_attr.base = 0; 2785 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2786 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2787 sc->dflt_curs_attr.flags = 0; 2788 sc->curs_attr = sc->dflt_curs_attr; 2789 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2790 2791#ifndef SC_NO_SYSMOUSE 2792 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2793#endif 2794 if (!ISGRAPHSC(scp)) { 2795 sc_set_cursor_image(scp); 2796 sc_draw_cursor_image(scp); 2797 } 2798 2799 /* save font and palette */ 2800#ifndef SC_NO_FONT_LOADING 2801 sc->fonts_loaded = 0; 2802 if (ISFONTAVAIL(sc->adp->va_flags)) { 2803#ifdef SC_DFLT_FONT 2804 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2805 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2806 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2807 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2808 if (scp->font_size < 14) { 2809 sc_load_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2810 } else if (scp->font_size >= 16) { 2811 sc_load_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2812 } else { 2813 sc_load_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2814 } 2815#else /* !SC_DFLT_FONT */ 2816 if (scp->font_size < 14) { 2817 sc_save_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2818 sc->fonts_loaded = FONT_8; 2819 } else if (scp->font_size >= 16) { 2820 sc_save_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2821 sc->fonts_loaded = FONT_16; 2822 } else { 2823 sc_save_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2824 sc->fonts_loaded = FONT_14; 2825 } 2826#endif /* SC_DFLT_FONT */ 2827 /* FONT KLUDGE: always use the font page #0. XXX */ 2828 sc_show_font(scp, 0); 2829 } 2830#endif /* !SC_NO_FONT_LOADING */ 2831 2832#ifndef SC_NO_PALETTE_LOADING 2833 vidd_save_palette(sc->adp, sc->palette); 2834#endif 2835 2836#ifdef DEV_SPLASH 2837 if (!(sc->flags & SC_SPLASH_SCRN)) { 2838 /* we are ready to put up the splash image! */ 2839 splash_init(sc->adp, scsplash_callback, sc); 2840 sc->flags |= SC_SPLASH_SCRN; 2841 } 2842#endif 2843 } 2844 2845 /* the rest is not necessary, if we have done it once */ 2846 if (sc->flags & SC_INIT_DONE) 2847 return; 2848 2849 /* initialize mapscrn arrays to a one to one map */ 2850 for (i = 0; i < sizeof(sc->scr_map); i++) 2851 sc->scr_map[i] = sc->scr_rmap[i] = i; 2852#ifdef PC98 2853 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2854#endif 2855 2856 sc->flags |= SC_INIT_DONE; 2857} 2858 2859static void 2860scterm(int unit, int flags) 2861{ 2862 sc_softc_t *sc; 2863 scr_stat *scp; 2864 2865 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2866 if (sc == NULL) 2867 return; /* shouldn't happen */ 2868 2869#ifdef DEV_SPLASH 2870 /* this console is no longer available for the splash screen */ 2871 if (sc->flags & SC_SPLASH_SCRN) { 2872 splash_term(sc->adp); 2873 sc->flags &= ~SC_SPLASH_SCRN; 2874 } 2875#endif 2876 2877#if 0 /* XXX */ 2878 /* move the hardware cursor to the upper-left corner */ 2879 vidd_set_hw_cursor(sc->adp, 0, 0); 2880#endif 2881 2882 /* release the keyboard and the video card */ 2883 if (sc->keyboard >= 0) 2884 kbd_release(sc->kbd, &sc->keyboard); 2885 if (sc->adapter >= 0) 2886 vid_release(sc->adp, &sc->adapter); 2887 2888 /* stop the terminal emulator, if any */ 2889 scp = sc_get_stat(sc->dev[0]); 2890 if (scp->tsw) 2891 (*scp->tsw->te_term)(scp, &scp->ts); 2892 if (scp->ts != NULL) 2893 free(scp->ts, M_DEVBUF); 2894 mtx_destroy(&scp->scr_lock); 2895 2896 /* clear the structure */ 2897 if (!(flags & SC_KERNEL_CONSOLE)) { 2898 /* XXX: We need delete_dev() for this */ 2899 free(sc->dev, M_DEVBUF); 2900#if 0 2901 /* XXX: We need a ttyunregister for this */ 2902 free(sc->tty, M_DEVBUF); 2903#endif 2904#ifndef SC_NO_FONT_LOADING 2905 free(sc->font_8, M_DEVBUF); 2906 free(sc->font_14, M_DEVBUF); 2907 free(sc->font_16, M_DEVBUF); 2908#endif 2909 /* XXX vtb, history */ 2910 } 2911 bzero(sc, sizeof(*sc)); 2912 sc->keyboard = -1; 2913 sc->adapter = -1; 2914} 2915 2916static void 2917scshutdown(void *arg, int howto) 2918{ 2919 /* assert(sc_console != NULL) */ 2920 2921 sc_touch_scrn_saver(); 2922 if (!cold && sc_console 2923 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2924 && sc_console->smode.mode == VT_AUTO) 2925 sc_switch_scr(sc_console->sc, sc_console->index); 2926 shutdown_in_progress = TRUE; 2927} 2928 2929int 2930sc_clean_up(scr_stat *scp) 2931{ 2932#ifdef DEV_SPLASH 2933 int error; 2934#endif 2935 2936 if (scp->sc->flags & SC_SCRN_BLANKED) { 2937 sc_touch_scrn_saver(); 2938#ifdef DEV_SPLASH 2939 if ((error = wait_scrn_saver_stop(scp->sc))) 2940 return error; 2941#endif 2942 } 2943 scp->status |= MOUSE_HIDDEN; 2944 sc_remove_mouse_image(scp); 2945 sc_remove_cutmarking(scp); 2946 return 0; 2947} 2948 2949void 2950sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2951{ 2952 sc_vtb_t new; 2953 sc_vtb_t old; 2954 2955 old = scp->vtb; 2956 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2957 if (!discard && (old.vtb_flags & VTB_VALID)) { 2958 /* retain the current cursor position and buffer contants */ 2959 scp->cursor_oldpos = scp->cursor_pos; 2960 /* 2961 * This works only if the old buffer has the same size as or larger 2962 * than the new one. XXX 2963 */ 2964 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2965 scp->vtb = new; 2966 } else { 2967 scp->vtb = new; 2968 sc_vtb_destroy(&old); 2969 } 2970 2971#ifndef SC_NO_SYSMOUSE 2972 /* move the mouse cursor at the center of the screen */ 2973 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2974#endif 2975} 2976 2977static scr_stat 2978*alloc_scp(sc_softc_t *sc, int vty) 2979{ 2980 scr_stat *scp; 2981 2982 /* assert(sc_malloc) */ 2983 2984 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2985 init_scp(sc, vty, scp); 2986 2987 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2988 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2989 sc_init_emulator(scp, "*"); 2990 2991#ifndef SC_NO_CUTPASTE 2992 sc_alloc_cut_buffer(scp, TRUE); 2993#endif 2994 2995#ifndef SC_NO_HISTORY 2996 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2997#endif 2998 2999 return scp; 3000} 3001 3002static void 3003init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 3004{ 3005 video_info_t info; 3006 3007 bzero(scp, sizeof(*scp)); 3008 3009 scp->index = vty; 3010 scp->sc = sc; 3011 scp->status = 0; 3012 scp->mode = sc->initial_mode; 3013 vidd_get_info(sc->adp, scp->mode, &info); 3014 if (info.vi_flags & V_INFO_GRAPHICS) { 3015 scp->status |= GRAPHICS_MODE; 3016 scp->xpixel = info.vi_width; 3017 scp->ypixel = info.vi_height; 3018 scp->xsize = info.vi_width/info.vi_cwidth; 3019 scp->ysize = info.vi_height/info.vi_cheight; 3020 scp->font_size = 0; 3021 scp->font = NULL; 3022 } else { 3023 scp->xsize = info.vi_width; 3024 scp->ysize = info.vi_height; 3025 scp->xpixel = scp->xsize*info.vi_cwidth; 3026 scp->ypixel = scp->ysize*info.vi_cheight; 3027 scp->font_size = info.vi_cheight; 3028 scp->font_width = info.vi_cwidth; 3029 if (info.vi_cheight < 14) { 3030#ifndef SC_NO_FONT_LOADING 3031 scp->font = sc->font_8; 3032#else 3033 scp->font = NULL; 3034#endif 3035 } else if (info.vi_cheight >= 16) { 3036#ifndef SC_NO_FONT_LOADING 3037 scp->font = sc->font_16; 3038#else 3039 scp->font = NULL; 3040#endif 3041 } else { 3042#ifndef SC_NO_FONT_LOADING 3043 scp->font = sc->font_14; 3044#else 3045 scp->font = NULL; 3046#endif 3047 } 3048 } 3049 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3050#ifndef __sparc64__ 3051 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3052#endif 3053 scp->xoff = scp->yoff = 0; 3054 scp->xpos = scp->ypos = 0; 3055 scp->start = scp->xsize * scp->ysize - 1; 3056 scp->end = 0; 3057 scp->tsw = NULL; 3058 scp->ts = NULL; 3059 scp->rndr = NULL; 3060 scp->border = (SC_NORM_ATTR >> 4) & 0x0f; 3061 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3062 scp->mouse_cut_start = scp->xsize*scp->ysize; 3063 scp->mouse_cut_end = -1; 3064 scp->mouse_signal = 0; 3065 scp->mouse_pid = 0; 3066 scp->mouse_proc = NULL; 3067 scp->kbd_mode = K_XLATE; 3068 scp->bell_pitch = bios_value.bell_pitch; 3069 scp->bell_duration = BELL_DURATION; 3070 scp->status |= (bios_value.shift_state & NLKED); 3071 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3072 scp->pid = 0; 3073 scp->proc = NULL; 3074 scp->smode.mode = VT_AUTO; 3075 scp->history = NULL; 3076 scp->history_pos = 0; 3077 scp->history_size = 0; 3078 3079 mtx_init(&scp->scr_lock, "scrlock", NULL, MTX_SPIN); 3080} 3081 3082int 3083sc_init_emulator(scr_stat *scp, char *name) 3084{ 3085 sc_term_sw_t *sw; 3086 sc_rndr_sw_t *rndr; 3087 void *p; 3088 int error; 3089 3090 if (name == NULL) /* if no name is given, use the current emulator */ 3091 sw = scp->tsw; 3092 else /* ...otherwise find the named emulator */ 3093 sw = sc_term_match(name); 3094 if (sw == NULL) 3095 return EINVAL; 3096 3097 rndr = NULL; 3098 if (strcmp(sw->te_renderer, "*") != 0) { 3099 rndr = sc_render_match(scp, sw->te_renderer, 3100 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3101 } 3102 if (rndr == NULL) { 3103 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3104 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3105 if (rndr == NULL) 3106 return ENODEV; 3107 } 3108 3109 if (sw == scp->tsw) { 3110 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3111 scp->rndr = rndr; 3112 scp->rndr->init(scp); 3113 sc_clear_screen(scp); 3114 /* assert(error == 0); */ 3115 return error; 3116 } 3117 3118 if (sc_malloc && (sw->te_size > 0)) 3119 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3120 else 3121 p = NULL; 3122 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3123 if (error) 3124 return error; 3125 3126 if (scp->tsw) 3127 (*scp->tsw->te_term)(scp, &scp->ts); 3128 if (scp->ts != NULL) 3129 free(scp->ts, M_DEVBUF); 3130 scp->tsw = sw; 3131 scp->ts = p; 3132 scp->rndr = rndr; 3133 scp->rndr->init(scp); 3134 3135 /* XXX */ 3136 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3137 sc_clear_screen(scp); 3138 3139 return 0; 3140} 3141 3142/* 3143 * scgetc(flags) - get character from keyboard. 3144 * If flags & SCGETC_CN, then avoid harmful side effects. 3145 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3146 * return NOKEY if there is nothing there. 3147 */ 3148static u_int 3149scgetc(sc_softc_t *sc, u_int flags) 3150{ 3151 scr_stat *scp; 3152#ifndef SC_NO_HISTORY 3153 struct tty *tp; 3154#endif 3155 u_int c; 3156 int this_scr; 3157 int f; 3158 int i; 3159 3160 if (sc->kbd == NULL) 3161 return NOKEY; 3162 3163next_code: 3164#if 1 3165 /* I don't like this, but... XXX */ 3166 if (flags & SCGETC_CN) 3167 sccnupdate(sc->cur_scp); 3168#endif 3169 scp = sc->cur_scp; 3170 /* first see if there is something in the keyboard port */ 3171 for (;;) { 3172 c = kbdd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3173 if (c == ERRKEY) { 3174 if (!(flags & SCGETC_CN)) 3175 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3176 } else if (c == NOKEY) 3177 return c; 3178 else 3179 break; 3180 } 3181 3182 /* make screensaver happy */ 3183 if (!(c & RELKEY)) 3184 sc_touch_scrn_saver(); 3185 3186 if (!(flags & SCGETC_CN)) 3187 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3188 3189 if (scp->kbd_mode != K_XLATE) 3190 return KEYCHAR(c); 3191 3192 /* if scroll-lock pressed allow history browsing */ 3193 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3194 3195 scp->status &= ~CURSOR_ENABLED; 3196 sc_remove_cursor_image(scp); 3197 3198#ifndef SC_NO_HISTORY 3199 if (!(scp->status & BUFFER_SAVED)) { 3200 scp->status |= BUFFER_SAVED; 3201 sc_hist_save(scp); 3202 } 3203 switch (c) { 3204 /* FIXME: key codes */ 3205 case SPCLKEY | FKEY | F(49): /* home key */ 3206 sc_remove_cutmarking(scp); 3207 sc_hist_home(scp); 3208 goto next_code; 3209 3210 case SPCLKEY | FKEY | F(57): /* end key */ 3211 sc_remove_cutmarking(scp); 3212 sc_hist_end(scp); 3213 goto next_code; 3214 3215 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3216 sc_remove_cutmarking(scp); 3217 if (sc_hist_up_line(scp)) 3218 if (!(flags & SCGETC_CN)) 3219 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3220 goto next_code; 3221 3222 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3223 sc_remove_cutmarking(scp); 3224 if (sc_hist_down_line(scp)) 3225 if (!(flags & SCGETC_CN)) 3226 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3227 goto next_code; 3228 3229 case SPCLKEY | FKEY | F(51): /* page up key */ 3230 sc_remove_cutmarking(scp); 3231 for (i=0; i<scp->ysize; i++) 3232 if (sc_hist_up_line(scp)) { 3233 if (!(flags & SCGETC_CN)) 3234 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3235 break; 3236 } 3237 goto next_code; 3238 3239 case SPCLKEY | FKEY | F(59): /* page down key */ 3240 sc_remove_cutmarking(scp); 3241 for (i=0; i<scp->ysize; i++) 3242 if (sc_hist_down_line(scp)) { 3243 if (!(flags & SCGETC_CN)) 3244 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3245 break; 3246 } 3247 goto next_code; 3248 } 3249#endif /* SC_NO_HISTORY */ 3250 } 3251 3252 /* 3253 * Process and consume special keys here. Return a plain char code 3254 * or a char code with the META flag or a function key code. 3255 */ 3256 if (c & RELKEY) { 3257 /* key released */ 3258 /* goto next_code */ 3259 } else { 3260 /* key pressed */ 3261 if (c & SPCLKEY) { 3262 c &= ~SPCLKEY; 3263 switch (KEYCHAR(c)) { 3264 /* LOCKING KEYS */ 3265 case NLK: case CLK: case ALK: 3266 break; 3267 case SLK: 3268 kbdd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3269 if (f & SLKED) { 3270 scp->status |= SLKED; 3271 } else { 3272 if (scp->status & SLKED) { 3273 scp->status &= ~SLKED; 3274#ifndef SC_NO_HISTORY 3275 if (scp->status & BUFFER_SAVED) { 3276 if (!sc_hist_restore(scp)) 3277 sc_remove_cutmarking(scp); 3278 scp->status &= ~BUFFER_SAVED; 3279 scp->status |= CURSOR_ENABLED; 3280 sc_draw_cursor_image(scp); 3281 } 3282 tp = SC_DEV(sc, scp->index); 3283 if (tty_opened(tp)) 3284 sctty_outwakeup(tp); 3285#endif 3286 } 3287 } 3288 break; 3289 3290 case PASTE: 3291#ifndef SC_NO_CUTPASTE 3292 sc_mouse_paste(scp); 3293#endif 3294 break; 3295 3296 /* NON-LOCKING KEYS */ 3297 case NOP: 3298 case LSH: case RSH: case LCTR: case RCTR: 3299 case LALT: case RALT: case ASH: case META: 3300 break; 3301 3302 case BTAB: 3303 if (!(sc->flags & SC_SCRN_BLANKED)) 3304 return c; 3305 break; 3306 3307 case SPSC: 3308#ifdef DEV_SPLASH 3309 /* force activatation/deactivation of the screen saver */ 3310 if (!(sc->flags & SC_SCRN_BLANKED)) { 3311 run_scrn_saver = TRUE; 3312 sc->scrn_time_stamp -= scrn_blank_time; 3313 } 3314 if (cold) { 3315 /* 3316 * While devices are being probed, the screen saver need 3317 * to be invoked explictly. XXX 3318 */ 3319 if (sc->flags & SC_SCRN_BLANKED) { 3320 scsplash_stick(FALSE); 3321 stop_scrn_saver(sc, current_saver); 3322 } else { 3323 if (!ISGRAPHSC(scp)) { 3324 scsplash_stick(TRUE); 3325 (*current_saver)(sc, TRUE); 3326 } 3327 } 3328 } 3329#endif /* DEV_SPLASH */ 3330 break; 3331 3332 case RBT: 3333#ifndef SC_DISABLE_REBOOT 3334 if (enable_reboot) 3335 shutdown_nice(0); 3336#endif 3337 break; 3338 3339 case HALT: 3340#ifndef SC_DISABLE_REBOOT 3341 if (enable_reboot) 3342 shutdown_nice(RB_HALT); 3343#endif 3344 break; 3345 3346 case PDWN: 3347#ifndef SC_DISABLE_REBOOT 3348 if (enable_reboot) 3349 shutdown_nice(RB_HALT|RB_POWEROFF); 3350#endif 3351 break; 3352 3353 case SUSP: 3354 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3355 break; 3356 case STBY: 3357 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3358 break; 3359 3360 case DBG: 3361#ifndef SC_DISABLE_KDBKEY 3362 if (enable_kdbkey) 3363 kdb_enter(KDB_WHY_BREAK, "manual escape to debugger"); 3364#endif 3365 break; 3366 3367 case PNC: 3368 if (enable_panic_key) 3369 panic("Forced by the panic key"); 3370 break; 3371 3372 case NEXT: 3373 this_scr = scp->index; 3374 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3375 sc->first_vty + i != this_scr; 3376 i = (i + 1)%sc->vtys) { 3377 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3378 if (tty_opened(tp)) { 3379 sc_switch_scr(scp->sc, sc->first_vty + i); 3380 break; 3381 } 3382 } 3383 break; 3384 3385 case PREV: 3386 this_scr = scp->index; 3387 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3388 sc->first_vty + i != this_scr; 3389 i = (i + sc->vtys - 1)%sc->vtys) { 3390 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3391 if (tty_opened(tp)) { 3392 sc_switch_scr(scp->sc, sc->first_vty + i); 3393 break; 3394 } 3395 } 3396 break; 3397 3398 default: 3399 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3400 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3401 break; 3402 } 3403 /* assert(c & FKEY) */ 3404 if (!(sc->flags & SC_SCRN_BLANKED)) 3405 return c; 3406 break; 3407 } 3408 /* goto next_code */ 3409 } else { 3410 /* regular keys (maybe MKEY is set) */ 3411 if (!(sc->flags & SC_SCRN_BLANKED)) 3412 return c; 3413 } 3414 } 3415 3416 goto next_code; 3417} 3418 3419static int 3420sctty_mmap(struct tty *tp, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3421{ 3422 scr_stat *scp; 3423 3424 scp = sc_get_stat(tp); 3425 if (scp != scp->sc->cur_scp) 3426 return -1; 3427 return vidd_mmap(scp->sc->adp, offset, paddr, nprot); 3428} 3429 3430static int 3431save_kbd_state(scr_stat *scp) 3432{ 3433 int state; 3434 int error; 3435 3436 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3437 if (error == ENOIOCTL) 3438 error = ENODEV; 3439 if (error == 0) { 3440 scp->status &= ~LOCK_MASK; 3441 scp->status |= state; 3442 } 3443 return error; 3444} 3445 3446static int 3447update_kbd_state(scr_stat *scp, int new_bits, int mask) 3448{ 3449 int state; 3450 int error; 3451 3452 if (mask != LOCK_MASK) { 3453 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3454 if (error == ENOIOCTL) 3455 error = ENODEV; 3456 if (error) 3457 return error; 3458 state &= ~mask; 3459 state |= new_bits & mask; 3460 } else { 3461 state = new_bits & LOCK_MASK; 3462 } 3463 error = kbdd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3464 if (error == ENOIOCTL) 3465 error = ENODEV; 3466 return error; 3467} 3468 3469static int 3470update_kbd_leds(scr_stat *scp, int which) 3471{ 3472 int error; 3473 3474 which &= LOCK_MASK; 3475 error = kbdd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3476 if (error == ENOIOCTL) 3477 error = ENODEV; 3478 return error; 3479} 3480 3481int 3482set_mode(scr_stat *scp) 3483{ 3484 video_info_t info; 3485 3486 /* reject unsupported mode */ 3487 if (vidd_get_info(scp->sc->adp, scp->mode, &info)) 3488 return 1; 3489 3490 /* if this vty is not currently showing, do nothing */ 3491 if (scp != scp->sc->cur_scp) 3492 return 0; 3493 3494 /* setup video hardware for the given mode */ 3495 vidd_set_mode(scp->sc->adp, scp->mode); 3496 scp->rndr->init(scp); 3497#ifndef __sparc64__ 3498 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3499 (void *)scp->sc->adp->va_window, FALSE); 3500#endif 3501 3502#ifndef SC_NO_FONT_LOADING 3503 /* load appropriate font */ 3504 if (!(scp->status & GRAPHICS_MODE)) { 3505 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3506 if (scp->font_size < 14) { 3507 if (scp->sc->fonts_loaded & FONT_8) 3508 sc_load_font(scp, 0, 8, 8, scp->sc->font_8, 0, 256); 3509 } else if (scp->font_size >= 16) { 3510 if (scp->sc->fonts_loaded & FONT_16) 3511 sc_load_font(scp, 0, 16, 8, scp->sc->font_16, 0, 256); 3512 } else { 3513 if (scp->sc->fonts_loaded & FONT_14) 3514 sc_load_font(scp, 0, 14, 8, scp->sc->font_14, 0, 256); 3515 } 3516 /* 3517 * FONT KLUDGE: 3518 * This is an interim kludge to display correct font. 3519 * Always use the font page #0 on the video plane 2. 3520 * Somehow we cannot show the font in other font pages on 3521 * some video cards... XXX 3522 */ 3523 sc_show_font(scp, 0); 3524 } 3525 mark_all(scp); 3526 } 3527#endif /* !SC_NO_FONT_LOADING */ 3528 3529 sc_set_border(scp, scp->border); 3530 sc_set_cursor_image(scp); 3531 3532 return 0; 3533} 3534 3535void 3536sc_set_border(scr_stat *scp, int color) 3537{ 3538 SC_VIDEO_LOCK(scp->sc); 3539 (*scp->rndr->draw_border)(scp, color); 3540 SC_VIDEO_UNLOCK(scp->sc); 3541} 3542 3543#ifndef SC_NO_FONT_LOADING 3544void 3545sc_load_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3546 int base, int count) 3547{ 3548 sc_softc_t *sc; 3549 3550 sc = scp->sc; 3551 sc->font_loading_in_progress = TRUE; 3552 vidd_load_font(sc->adp, page, size, width, buf, base, count); 3553 sc->font_loading_in_progress = FALSE; 3554} 3555 3556void 3557sc_save_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3558 int base, int count) 3559{ 3560 sc_softc_t *sc; 3561 3562 sc = scp->sc; 3563 sc->font_loading_in_progress = TRUE; 3564 vidd_save_font(sc->adp, page, size, width, buf, base, count); 3565 sc->font_loading_in_progress = FALSE; 3566} 3567 3568void 3569sc_show_font(scr_stat *scp, int page) 3570{ 3571 vidd_show_font(scp->sc->adp, page); 3572} 3573#endif /* !SC_NO_FONT_LOADING */ 3574 3575void 3576sc_paste(scr_stat *scp, u_char *p, int count) 3577{ 3578 struct tty *tp; 3579 u_char *rmap; 3580 3581 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 3582 if (!tty_opened(tp)) 3583 return; 3584 rmap = scp->sc->scr_rmap; 3585 for (; count > 0; --count) 3586 ttydisc_rint(tp, rmap[*p++], 0); 3587 ttydisc_rint_done(tp); 3588} 3589 3590void 3591sc_bell(scr_stat *scp, int pitch, int duration) 3592{ 3593 if (cold || shutdown_in_progress || !enable_bell) 3594 return; 3595 3596 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3597 return; 3598 3599 if (scp->sc->flags & SC_VISUAL_BELL) { 3600 if (scp->sc->blink_in_progress) 3601 return; 3602 scp->sc->blink_in_progress = 3; 3603 if (scp != scp->sc->cur_scp) 3604 scp->sc->blink_in_progress += 2; 3605 blink_screen(scp->sc->cur_scp); 3606 } else if (duration != 0 && pitch != 0) { 3607 if (scp != scp->sc->cur_scp) 3608 pitch *= 2; 3609 sysbeep(1193182 / pitch, duration); 3610 } 3611} 3612 3613static void 3614blink_screen(void *arg) 3615{ 3616 scr_stat *scp = arg; 3617 struct tty *tp; 3618 3619 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3620 scp->sc->blink_in_progress = 0; 3621 mark_all(scp); 3622 tp = SC_DEV(scp->sc, scp->index); 3623 if (tty_opened(tp)) 3624 sctty_outwakeup(tp); 3625 if (scp->sc->delayed_next_scr) 3626 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3627 } 3628 else { 3629 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3630 scp->sc->blink_in_progress & 1); 3631 scp->sc->blink_in_progress--; 3632 timeout(blink_screen, scp, hz / 10); 3633 } 3634} 3635 3636/* 3637 * Until sc_attach_unit() gets called no dev structures will be available 3638 * to store the per-screen current status. This is the case when the 3639 * kernel is initially booting and needs access to its console. During 3640 * this early phase of booting the console's current status is kept in 3641 * one statically defined scr_stat structure, and any pointers to the 3642 * dev structures will be NULL. 3643 */ 3644 3645static scr_stat * 3646sc_get_stat(struct tty *tp) 3647{ 3648 if (tp == NULL) 3649 return (&main_console); 3650 return (SC_STAT(tp)); 3651} 3652 3653/* 3654 * Allocate active keyboard. Try to allocate "kbdmux" keyboard first, and, 3655 * if found, add all non-busy keyboards to "kbdmux". Otherwise look for 3656 * any keyboard. 3657 */ 3658 3659static int 3660sc_allocate_keyboard(sc_softc_t *sc, int unit) 3661{ 3662 int idx0, idx; 3663 keyboard_t *k0, *k; 3664 keyboard_info_t ki; 3665 3666 idx0 = kbd_allocate("kbdmux", -1, (void *)&sc->keyboard, sckbdevent, sc); 3667 if (idx0 != -1) { 3668 k0 = kbd_get_keyboard(idx0); 3669 3670 for (idx = kbd_find_keyboard2("*", -1, 0); 3671 idx != -1; 3672 idx = kbd_find_keyboard2("*", -1, idx + 1)) { 3673 k = kbd_get_keyboard(idx); 3674 3675 if (idx == idx0 || KBD_IS_BUSY(k)) 3676 continue; 3677 3678 bzero(&ki, sizeof(ki)); 3679 strcpy(ki.kb_name, k->kb_name); 3680 ki.kb_unit = k->kb_unit; 3681 3682 kbdd_ioctl(k0, KBADDKBD, (caddr_t) &ki); 3683 } 3684 } else 3685 idx0 = kbd_allocate("*", unit, (void *)&sc->keyboard, sckbdevent, sc); 3686 3687 return (idx0); 3688} 3689