syscons.c revision 162711
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 162711 2006-09-27 19:57:02Z ru $"); 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/proc.h> 54#include <sys/random.h> 55#include <sys/reboot.h> 56#include <sys/signalvar.h> 57#include <sys/sysctl.h> 58#include <sys/tty.h> 59#include <sys/power.h> 60 61#include <machine/clock.h> 62#if defined(__sparc64__) || defined(__powerpc__) 63#include <machine/sc_machdep.h> 64#else 65#include <machine/pc/display.h> 66#endif 67#if defined( __i386__) || defined(__amd64__) 68#include <machine/psl.h> 69#include <machine/frame.h> 70#endif 71 72#include <dev/kbd/kbdreg.h> 73#include <dev/fb/fbreg.h> 74#include <dev/fb/splashreg.h> 75#include <dev/syscons/syscons.h> 76 77#define COLD 0 78#define WARM 1 79 80#define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 81#define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 82 83#define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 84 85typedef struct default_attr { 86 int std_color; /* normal hardware color */ 87 int rev_color; /* reverse hardware color */ 88} default_attr; 89 90static default_attr user_default = { 91 SC_NORM_ATTR, 92 SC_NORM_REV_ATTR, 93}; 94 95static default_attr kernel_default = { 96 SC_KERNEL_CONS_ATTR, 97 SC_KERNEL_CONS_REV_ATTR, 98}; 99 100static int sc_console_unit = -1; 101static int sc_saver_keyb_only = 1; 102static scr_stat *sc_console; 103static struct tty *sc_console_tty; 104static struct consdev *sc_consptr; 105static void *kernel_console_ts; 106static scr_stat main_console; 107static struct cdev *main_devs[MAXCONS]; 108 109static char init_done = COLD; 110static char shutdown_in_progress = FALSE; 111static char sc_malloc = FALSE; 112 113static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 114static int run_scrn_saver = FALSE; /* should run the saver? */ 115static int enable_bell = TRUE; /* enable beeper */ 116 117#ifndef SC_DISABLE_REBOOT 118static int enable_reboot = TRUE; /* enable keyboard reboot */ 119#endif 120 121#ifndef SC_DISABLE_KDBKEY 122static int enable_kdbkey = TRUE; /* enable keyboard debug */ 123#endif 124 125static long scrn_blank_time = 0; /* screen saver timeout value */ 126#ifdef DEV_SPLASH 127static int scrn_blanked; /* # of blanked screen */ 128static int sticky_splash = FALSE; 129 130static void none_saver(sc_softc_t *sc, int blank) { } 131static void (*current_saver)(sc_softc_t *, int) = none_saver; 132#endif 133 134SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 135SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 136SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 137 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 138SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 139 0, "enable bell"); 140#ifndef SC_DISABLE_REBOOT 141SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_reboot, CTLFLAG_RW|CTLFLAG_SECURE, &enable_reboot, 142 0, "enable keyboard reboot"); 143#endif 144#ifndef SC_DISABLE_KDBKEY 145SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_debug, CTLFLAG_RW|CTLFLAG_SECURE, &enable_kdbkey, 146 0, "enable keyboard debug"); 147#endif 148#if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 149#include "font.h" 150#endif 151 152 d_ioctl_t *sc_user_ioctl; 153 154static bios_values_t bios_value; 155 156static int enable_panic_key; 157SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 158 0, "Enable panic via keypress specified in kbdmap(5)"); 159 160#define SC_CONSOLECTL 255 161 162#define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 163 SC_DEV((sc), (x))->si_tty : NULL) 164#define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) 165 166static int debugger; 167 168/* prototypes */ 169static int sc_allocate_keyboard(sc_softc_t *sc, int unit); 170static struct tty *sc_alloc_tty(struct cdev *dev); 171static int scvidprobe(int unit, int flags, int cons); 172static int sckbdprobe(int unit, int flags, int cons); 173static void scmeminit(void *arg); 174static int scdevtounit(struct cdev *dev); 175static kbd_callback_func_t sckbdevent; 176static int scparam(struct tty *tp, struct termios *t); 177static void scstart(struct tty *tp); 178static void scinit(int unit, int flags); 179static scr_stat *sc_get_stat(struct cdev *devptr); 180static void scterm(int unit, int flags); 181static void scshutdown(void *arg, int howto); 182static u_int scgetc(sc_softc_t *sc, u_int flags); 183#define SCGETC_CN 1 184#define SCGETC_NONBLOCK 2 185static int sccngetch(int flags); 186static void sccnupdate(scr_stat *scp); 187static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 188static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 189static timeout_t scrn_timer; 190static int and_region(int *s1, int *e1, int s2, int e2); 191static void scrn_update(scr_stat *scp, int show_cursor); 192 193#ifdef DEV_SPLASH 194static int scsplash_callback(int event, void *arg); 195static void scsplash_saver(sc_softc_t *sc, int show); 196static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 197static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 198static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 199static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 200static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 201static int wait_scrn_saver_stop(sc_softc_t *sc); 202#define scsplash_stick(stick) (sticky_splash = (stick)) 203#else /* !DEV_SPLASH */ 204#define scsplash_stick(stick) 205#endif /* DEV_SPLASH */ 206 207static int do_switch_scr(sc_softc_t *sc, int s); 208static int vt_proc_alive(scr_stat *scp); 209static int signal_vt_rel(scr_stat *scp); 210static int signal_vt_acq(scr_stat *scp); 211static int finish_vt_rel(scr_stat *scp, int release, int *s); 212static int finish_vt_acq(scr_stat *scp); 213static void exchange_scr(sc_softc_t *sc); 214static void update_cursor_image(scr_stat *scp); 215static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 216static int save_kbd_state(scr_stat *scp); 217static int update_kbd_state(scr_stat *scp, int state, int mask); 218static int update_kbd_leds(scr_stat *scp, int which); 219static timeout_t blink_screen; 220 221static cn_probe_t sc_cnprobe; 222static cn_init_t sc_cninit; 223static cn_term_t sc_cnterm; 224static cn_getc_t sc_cngetc; 225static cn_putc_t sc_cnputc; 226 227CONSOLE_DRIVER(sc); 228 229static d_open_t scopen; 230static d_close_t scclose; 231static d_read_t scread; 232static d_ioctl_t scioctl; 233static d_mmap_t scmmap; 234 235static struct cdevsw sc_cdevsw = { 236 .d_version = D_VERSION, 237 .d_open = scopen, 238 .d_close = scclose, 239 .d_read = scread, 240 .d_ioctl = scioctl, 241 .d_mmap = scmmap, 242 .d_name = "sc", 243 .d_flags = D_TTY | D_NEEDGIANT, 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 struct tty * 312sc_alloc_tty(struct cdev *dev) 313{ 314 struct tty *tp; 315 316 tp = dev->si_tty = ttyalloc(); 317 ttyinitmode(tp, 1, 0); 318 tp->t_oproc = scstart; 319 tp->t_param = scparam; 320 tp->t_stop = nottystop; 321 tp->t_dev = dev; 322 return (tp); 323} 324 325int 326sc_attach_unit(int unit, int flags) 327{ 328 sc_softc_t *sc; 329 scr_stat *scp; 330#ifdef SC_PIXEL_MODE 331 video_info_t info; 332#endif 333 int vc; 334 struct cdev *dev; 335 336 flags &= ~SC_KERNEL_CONSOLE; 337 338 if (sc_console_unit == unit) { 339 /* 340 * If this unit is being used as the system console, we need to 341 * adjust some variables and buffers before and after scinit(). 342 */ 343 /* assert(sc_console != NULL) */ 344 flags |= SC_KERNEL_CONSOLE; 345 scmeminit(NULL); 346 347 scinit(unit, flags); 348 349 if (sc_console->tsw->te_size > 0) { 350 /* assert(sc_console->ts != NULL); */ 351 kernel_console_ts = sc_console->ts; 352 sc_console->ts = malloc(sc_console->tsw->te_size, 353 M_DEVBUF, M_WAITOK); 354 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 355 (*sc_console->tsw->te_default_attr)(sc_console, 356 user_default.std_color, 357 user_default.rev_color); 358 } 359 } else { 360 scinit(unit, flags); 361 } 362 363 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 364 sc->config = flags; 365 scp = sc_get_stat(sc->dev[0]); 366 if (sc_console == NULL) /* sc_console_unit < 0 */ 367 sc_console = scp; 368 369#ifdef SC_PIXEL_MODE 370 if ((sc->config & SC_VESA800X600) 371 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 372#ifdef DEV_SPLASH 373 if (sc->flags & SC_SPLASH_SCRN) 374 splash_term(sc->adp); 375#endif 376 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 377 sc_set_pixel_mode(scp, NULL, COL, ROW, 16, 8); 378 sc->initial_mode = M_VESA_800x600; 379#ifdef DEV_SPLASH 380 /* put up the splash again! */ 381 if (sc->flags & SC_SPLASH_SCRN) 382 splash_init(sc->adp, scsplash_callback, sc); 383#endif 384 } 385#endif /* SC_PIXEL_MODE */ 386 387 /* initialize cursor */ 388 if (!ISGRAPHSC(scp)) 389 update_cursor_image(scp); 390 391 /* get screen update going */ 392 scrn_timer(sc); 393 394 /* set up the keyboard */ 395 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 396 update_kbd_state(scp, scp->status, LOCK_MASK); 397 398 printf("%s%d: %s <%d virtual consoles, flags=0x%x>\n", 399 SC_DRIVER_NAME, unit, adapter_name(sc->adp), sc->vtys, sc->config); 400 if (bootverbose) { 401 printf("%s%d:", SC_DRIVER_NAME, unit); 402 if (sc->adapter >= 0) 403 printf(" fb%d", sc->adapter); 404 if (sc->keyboard >= 0) 405 printf(", kbd%d", sc->keyboard); 406 if (scp->tsw) 407 printf(", terminal emulator: %s (%s)", 408 scp->tsw->te_name, scp->tsw->te_desc); 409 printf("\n"); 410 } 411 412 /* register a shutdown callback for the kernel console */ 413 if (sc_console_unit == unit) 414 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 415 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 416 417 for (vc = 0; vc < sc->vtys; vc++) { 418 if (sc->dev[vc] == NULL) { 419 sc->dev[vc] = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 420 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 421 sc_alloc_tty(sc->dev[vc]); 422 if (vc == 0 && sc->dev == main_devs) 423 SC_STAT(sc->dev[0]) = &main_console; 424 } 425 /* 426 * The first vty already has struct tty and scr_stat initialized 427 * in scinit(). The other vtys will have these structs when 428 * first opened. 429 */ 430 } 431 432 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 433 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 434 sc_console_tty = sc_alloc_tty(dev); 435 ttyconsolemode(sc_console_tty, 0); 436 SC_STAT(dev) = sc_console; 437 438 return 0; 439} 440 441static void 442scmeminit(void *arg) 443{ 444 if (sc_malloc) 445 return; 446 sc_malloc = TRUE; 447 448 /* 449 * As soon as malloc() becomes functional, we had better allocate 450 * various buffers for the kernel console. 451 */ 452 453 if (sc_console_unit < 0) /* sc_console == NULL */ 454 return; 455 456 /* copy the temporary buffer to the final buffer */ 457 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 458 459#ifndef SC_NO_CUTPASTE 460 sc_alloc_cut_buffer(sc_console, FALSE); 461#endif 462 463#ifndef SC_NO_HISTORY 464 /* initialize history buffer & pointers */ 465 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 466#endif 467} 468 469/* XXX */ 470SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 471 472static int 473scdevtounit(struct cdev *dev) 474{ 475 int vty = SC_VTY(dev); 476 477 if (vty == SC_CONSOLECTL) 478 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 479 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 480 return -1; 481 else 482 return vty/MAXCONS; 483} 484 485static int 486scopen(struct cdev *dev, int flag, int mode, struct thread *td) 487{ 488 int unit = scdevtounit(dev); 489 sc_softc_t *sc; 490 struct tty *tp; 491 scr_stat *scp; 492#ifndef __sparc64__ 493 keyarg_t key; 494#endif 495 int error; 496 497 DPRINTF(5, ("scopen: dev:%s, unit:%d, vty:%d\n", 498 devtoname(dev), unit, SC_VTY(dev))); 499 500 tp = dev->si_tty; 501 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 502 if (sc == NULL) 503 return ENXIO; 504 505 if (!ISTTYOPEN(tp)) { 506 tp->t_termios = tp->t_init_in; 507 /* Use the current setting of the <-- key as default VERASE. */ 508 /* If the Delete key is preferable, an stty is necessary */ 509#ifndef __sparc64__ 510 if (sc->kbd != NULL) { 511 key.keynum = KEYCODE_BS; 512 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 513 tp->t_cc[VERASE] = key.key.map[0]; 514 } 515#endif 516 scparam(tp, &tp->t_termios); 517 ttyld_modem(tp, 1); 518 } 519 else 520 if (tp->t_state & TS_XCLUDE && suser(td)) 521 return(EBUSY); 522 523 error = ttyld_open(tp, dev); 524 525 scp = sc_get_stat(dev); 526 if (scp == NULL) { 527 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 528 if (ISGRAPHSC(scp)) 529 sc_set_pixel_mode(scp, NULL, COL, ROW, 16, 8); 530 } 531 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 532 tp->t_winsize.ws_col = scp->xsize; 533 tp->t_winsize.ws_row = scp->ysize; 534 } 535 536 return error; 537} 538 539static int 540scclose(struct cdev *dev, int flag, int mode, struct thread *td) 541{ 542 struct tty *tp = dev->si_tty; 543 scr_stat *scp; 544 int s; 545 546 if (SC_VTY(dev) != SC_CONSOLECTL) { 547 scp = sc_get_stat(tp->t_dev); 548 /* were we in the middle of the VT switching process? */ 549 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 550 s = spltty(); 551 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 552 cnavailable(sc_consptr, TRUE); 553 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 554 DPRINTF(5, ("reset WAIT_REL, ")); 555 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 556 DPRINTF(5, ("reset WAIT_ACQ, ")); 557#ifdef not_yet_done 558 if (scp == &main_console) { 559 scp->pid = 0; 560 scp->proc = NULL; 561 scp->smode.mode = VT_AUTO; 562 } 563 else { 564 sc_vtb_destroy(&scp->vtb); 565#ifndef __sparc64__ 566 sc_vtb_destroy(&scp->scr); 567#endif 568 sc_free_history_buffer(scp, scp->ysize); 569 SC_STAT(dev) = NULL; 570 free(scp, M_DEVBUF); 571 } 572#else 573 scp->pid = 0; 574 scp->proc = NULL; 575 scp->smode.mode = VT_AUTO; 576#endif 577 scp->kbd_mode = K_XLATE; 578 if (scp == scp->sc->cur_scp) 579 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 580 DPRINTF(5, ("done.\n")); 581 } 582 spltty(); 583 ttyld_close(tp, flag); 584 tty_close(tp); 585 spl0(); 586 return(0); 587} 588 589static int 590scread(struct cdev *dev, struct uio *uio, int flag) 591{ 592 if (!sc_saver_keyb_only) 593 sc_touch_scrn_saver(); 594 return ttyread(dev, uio, flag); 595} 596 597static int 598sckbdevent(keyboard_t *thiskbd, int event, void *arg) 599{ 600 sc_softc_t *sc; 601 struct tty *cur_tty; 602 int c; 603 size_t len; 604 u_char *cp; 605 606 sc = (sc_softc_t *)arg; 607 /* assert(thiskbd == sc->kbd) */ 608 609 switch (event) { 610 case KBDIO_KEYINPUT: 611 break; 612 case KBDIO_UNLOADING: 613 sc->kbd = NULL; 614 sc->keyboard = -1; 615 kbd_release(thiskbd, (void *)&sc->keyboard); 616 return 0; 617 default: 618 return EINVAL; 619 } 620 621 /* 622 * Loop while there is still input to get from the keyboard. 623 * I don't think this is nessesary, and it doesn't fix 624 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 625 */ 626 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 627 628 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 629 if (!ISTTYOPEN(cur_tty)) { 630 cur_tty = sc_console_tty; 631 if (!ISTTYOPEN(cur_tty)) 632 continue; 633 } 634 635 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 636 continue; 637 638 switch (KEYFLAGS(c)) { 639 case 0x0000: /* normal key */ 640 ttyld_rint(cur_tty, KEYCHAR(c)); 641 break; 642 case FKEY: /* function key, return string */ 643 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 644 if (cp != NULL) { 645 while (len-- > 0) 646 ttyld_rint(cur_tty, *cp++); 647 } 648 break; 649 case MKEY: /* meta is active, prepend ESC */ 650 ttyld_rint(cur_tty, 0x1b); 651 ttyld_rint(cur_tty, KEYCHAR(c)); 652 break; 653 case BKEY: /* backtab fixed sequence (esc [ Z) */ 654 ttyld_rint(cur_tty, 0x1b); 655 ttyld_rint(cur_tty, '['); 656 ttyld_rint(cur_tty, 'Z'); 657 break; 658 } 659 } 660 661 sc->cur_scp->status |= MOUSE_HIDDEN; 662 663 return 0; 664} 665 666static int 667scparam(struct tty *tp, struct termios *t) 668{ 669 tp->t_ispeed = t->c_ispeed; 670 tp->t_ospeed = t->c_ospeed; 671 tp->t_cflag = t->c_cflag; 672 return 0; 673} 674 675static int 676scioctl(struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *td) 677{ 678 int error; 679 int i; 680 struct tty *tp; 681 sc_softc_t *sc; 682 scr_stat *scp; 683 int s; 684#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 685 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 686 int ival; 687#endif 688 689 tp = dev->si_tty; 690 691 /* If there is a user_ioctl function call that first */ 692 if (sc_user_ioctl) { 693 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 694 if (error != ENOIOCTL) 695 return error; 696 } 697 698 error = sc_vid_ioctl(tp, cmd, data, flag, td); 699 if (error != ENOIOCTL) 700 return error; 701 702#ifndef SC_NO_HISTORY 703 error = sc_hist_ioctl(tp, cmd, data, flag, td); 704 if (error != ENOIOCTL) 705 return error; 706#endif 707 708#ifndef SC_NO_SYSMOUSE 709 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 710 if (error != ENOIOCTL) 711 return error; 712#endif 713 714 scp = sc_get_stat(tp->t_dev); 715 /* assert(scp != NULL) */ 716 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 717 sc = scp->sc; 718 719 if (scp->tsw) { 720 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 721 if (error != ENOIOCTL) 722 return error; 723 } 724 725 switch (cmd) { /* process console hardware related ioctl's */ 726 727 case GIO_ATTR: /* get current attributes */ 728 /* this ioctl is not processed here, but in the terminal emulator */ 729 return ENOTTY; 730 731 case GIO_COLOR: /* is this a color console ? */ 732 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 733 return 0; 734 735 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 736 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 737 return EINVAL; 738 s = spltty(); 739 scrn_blank_time = *(int *)data; 740 run_scrn_saver = (scrn_blank_time != 0); 741 splx(s); 742 return 0; 743 744 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 745 s = spltty(); 746 *(int *)data &= CONS_CURSOR_ATTRS; 747 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 748 splx(s); 749 return 0; 750 751 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 752 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 753 ((int *)data)[0] = scp->curr_curs_attr.flags; 754 ((int *)data)[1] = scp->curr_curs_attr.base; 755 ((int *)data)[2] = scp->curr_curs_attr.height; 756 } else { 757 ((int *)data)[0] = sc->curs_attr.flags; 758 ((int *)data)[1] = sc->curs_attr.base; 759 ((int *)data)[2] = sc->curs_attr.height; 760 } 761 return 0; 762 763 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 764 s = spltty(); 765 sc_change_cursor_shape(scp, ((int *)data)[0], 766 ((int *)data)[1], ((int *)data)[2]); 767 splx(s); 768 return 0; 769 770 case CONS_BELLTYPE: /* set bell type sound/visual */ 771 if ((*(int *)data) & 0x01) 772 sc->flags |= SC_VISUAL_BELL; 773 else 774 sc->flags &= ~SC_VISUAL_BELL; 775 if ((*(int *)data) & 0x02) 776 sc->flags |= SC_QUIET_BELL; 777 else 778 sc->flags &= ~SC_QUIET_BELL; 779 return 0; 780 781 case CONS_GETINFO: /* get current (virtual) console info */ 782 { 783 vid_info_t *ptr = (vid_info_t*)data; 784 if (ptr->size == sizeof(struct vid_info)) { 785 ptr->m_num = sc->cur_scp->index; 786 ptr->font_size = scp->font_size; 787 ptr->mv_col = scp->xpos; 788 ptr->mv_row = scp->ypos; 789 ptr->mv_csz = scp->xsize; 790 ptr->mv_rsz = scp->ysize; 791 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 792 /* 793 * The following fields are filled by the terminal emulator. XXX 794 * 795 * ptr->mv_norm.fore 796 * ptr->mv_norm.back 797 * ptr->mv_rev.fore 798 * ptr->mv_rev.back 799 */ 800 ptr->mv_grfc.fore = 0; /* not supported */ 801 ptr->mv_grfc.back = 0; /* not supported */ 802 ptr->mv_ovscan = scp->border; 803 if (scp == sc->cur_scp) 804 save_kbd_state(scp); 805 ptr->mk_keylock = scp->status & LOCK_MASK; 806 return 0; 807 } 808 return EINVAL; 809 } 810 811 case CONS_GETVERS: /* get version number */ 812 *(int*)data = 0x200; /* version 2.0 */ 813 return 0; 814 815 case CONS_IDLE: /* see if the screen has been idle */ 816 /* 817 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 818 * the user process may have been writing something on the 819 * screen and syscons is not aware of it. Declare the screen 820 * is NOT idle if it is in one of these modes. But there is 821 * an exception to it; if a screen saver is running in the 822 * graphics mode in the current screen, we should say that the 823 * screen has been idle. 824 */ 825 *(int *)data = (sc->flags & SC_SCRN_IDLE) 826 && (!ISGRAPHSC(sc->cur_scp) 827 || (sc->cur_scp->status & SAVER_RUNNING)); 828 return 0; 829 830 case CONS_SAVERMODE: /* set saver mode */ 831 switch(*(int *)data) { 832 case CONS_NO_SAVER: 833 case CONS_USR_SAVER: 834 /* if a LKM screen saver is running, stop it first. */ 835 scsplash_stick(FALSE); 836 saver_mode = *(int *)data; 837 s = spltty(); 838#ifdef DEV_SPLASH 839 if ((error = wait_scrn_saver_stop(NULL))) { 840 splx(s); 841 return error; 842 } 843#endif 844 run_scrn_saver = TRUE; 845 if (saver_mode == CONS_USR_SAVER) 846 scp->status |= SAVER_RUNNING; 847 else 848 scp->status &= ~SAVER_RUNNING; 849 scsplash_stick(TRUE); 850 splx(s); 851 break; 852 case CONS_LKM_SAVER: 853 s = spltty(); 854 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 855 scp->status &= ~SAVER_RUNNING; 856 saver_mode = *(int *)data; 857 splx(s); 858 break; 859 default: 860 return EINVAL; 861 } 862 return 0; 863 864 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 865 /* 866 * Note that this ioctl does not guarantee the screen saver 867 * actually starts or stops. It merely attempts to do so... 868 */ 869 s = spltty(); 870 run_scrn_saver = (*(int *)data != 0); 871 if (run_scrn_saver) 872 sc->scrn_time_stamp -= scrn_blank_time; 873 splx(s); 874 return 0; 875 876 case CONS_SCRSHOT: /* get a screen shot */ 877 { 878 int retval, hist_rsz; 879 size_t lsize, csize; 880 vm_offset_t frbp, hstp; 881 unsigned lnum; 882 scrshot_t *ptr = (scrshot_t *)data; 883 void *outp = ptr->buf; 884 885 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0) 886 return EINVAL; 887 s = spltty(); 888 if (ISGRAPHSC(scp)) { 889 splx(s); 890 return EOPNOTSUPP; 891 } 892 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 893 if (((u_int)ptr->x + ptr->xsize) > scp->xsize || 894 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 895 splx(s); 896 return EINVAL; 897 } 898 899 lsize = scp->xsize * sizeof(u_int16_t); 900 csize = ptr->xsize * sizeof(u_int16_t); 901 /* Pointer to the last line of framebuffer */ 902 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 903 sizeof(u_int16_t); 904 /* Pointer to the last line of target buffer */ 905 outp = (char *)outp + ptr->ysize * csize; 906 /* Pointer to the last line of history buffer */ 907 if (scp->history != NULL) 908 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 909 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 910 else 911 hstp = 0; 912 913 retval = 0; 914 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 915 if (lnum < scp->ysize) { 916 frbp -= lsize; 917 } else { 918 hstp -= lsize; 919 if (hstp < scp->history->vtb_buffer) 920 hstp += scp->history->vtb_rows * lsize; 921 frbp = hstp; 922 } 923 if (lnum < ptr->y) 924 continue; 925 outp = (char *)outp - csize; 926 retval = copyout((void *)frbp, outp, csize); 927 if (retval != 0) 928 break; 929 } 930 splx(s); 931 return retval; 932 } 933 934 case VT_SETMODE: /* set screen switcher mode */ 935 { 936 struct vt_mode *mode; 937 struct proc *p1; 938 939 mode = (struct vt_mode *)data; 940 DPRINTF(5, ("%s%d: VT_SETMODE ", SC_DRIVER_NAME, sc->unit)); 941 if (scp->smode.mode == VT_PROCESS) { 942 p1 = pfind(scp->pid); 943 if (scp->proc == p1 && scp->proc != td->td_proc) { 944 if (p1) 945 PROC_UNLOCK(p1); 946 DPRINTF(5, ("error EPERM\n")); 947 return EPERM; 948 } 949 if (p1) 950 PROC_UNLOCK(p1); 951 } 952 s = spltty(); 953 if (mode->mode == VT_AUTO) { 954 scp->smode.mode = VT_AUTO; 955 scp->proc = NULL; 956 scp->pid = 0; 957 DPRINTF(5, ("VT_AUTO, ")); 958 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 959 cnavailable(sc_consptr, TRUE); 960 /* were we in the middle of the vty switching process? */ 961 if (finish_vt_rel(scp, TRUE, &s) == 0) 962 DPRINTF(5, ("reset WAIT_REL, ")); 963 if (finish_vt_acq(scp) == 0) 964 DPRINTF(5, ("reset WAIT_ACQ, ")); 965 } else { 966 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 967 || !ISSIGVALID(mode->frsig)) { 968 splx(s); 969 DPRINTF(5, ("error EINVAL\n")); 970 return EINVAL; 971 } 972 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 973 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 974 scp->proc = td->td_proc; 975 scp->pid = scp->proc->p_pid; 976 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 977 cnavailable(sc_consptr, FALSE); 978 } 979 splx(s); 980 DPRINTF(5, ("\n")); 981 return 0; 982 } 983 984 case VT_GETMODE: /* get screen switcher mode */ 985 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 986 return 0; 987 988#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 989 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 990 case _IO('v', 4): 991 ival = IOCPARM_IVAL(data); 992 data = (caddr_t)&ival; 993 /* FALLTHROUGH */ 994#endif 995 case VT_RELDISP: /* screen switcher ioctl */ 996 s = spltty(); 997 /* 998 * This must be the current vty which is in the VT_PROCESS 999 * switching mode... 1000 */ 1001 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 1002 splx(s); 1003 return EINVAL; 1004 } 1005 /* ...and this process is controlling it. */ 1006 if (scp->proc != td->td_proc) { 1007 splx(s); 1008 return EPERM; 1009 } 1010 error = EINVAL; 1011 switch(*(int *)data) { 1012 case VT_FALSE: /* user refuses to release screen, abort */ 1013 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 1014 DPRINTF(5, ("%s%d: VT_FALSE\n", SC_DRIVER_NAME, sc->unit)); 1015 break; 1016 case VT_TRUE: /* user has released screen, go on */ 1017 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 1018 DPRINTF(5, ("%s%d: VT_TRUE\n", SC_DRIVER_NAME, sc->unit)); 1019 break; 1020 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1021 if ((error = finish_vt_acq(scp)) == 0) 1022 DPRINTF(5, ("%s%d: VT_ACKACQ\n", SC_DRIVER_NAME, sc->unit)); 1023 break; 1024 default: 1025 break; 1026 } 1027 splx(s); 1028 return error; 1029 1030 case VT_OPENQRY: /* return free virtual console */ 1031 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1032 tp = VIRTUAL_TTY(sc, i); 1033 if (!ISTTYOPEN(tp)) { 1034 *(int *)data = i + 1; 1035 return 0; 1036 } 1037 } 1038 return EINVAL; 1039 1040#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1041 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1042 case _IO('v', 5): 1043 ival = IOCPARM_IVAL(data); 1044 data = (caddr_t)&ival; 1045 /* FALLTHROUGH */ 1046#endif 1047 case VT_ACTIVATE: /* switch to screen *data */ 1048 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1049 s = spltty(); 1050 error = sc_clean_up(sc->cur_scp); 1051 splx(s); 1052 if (error) 1053 return error; 1054 return sc_switch_scr(sc, i); 1055 1056#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1057 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1058 case _IO('v', 6): 1059 ival = IOCPARM_IVAL(data); 1060 data = (caddr_t)&ival; 1061 /* FALLTHROUGH */ 1062#endif 1063 case VT_WAITACTIVE: /* wait for switch to occur */ 1064 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1065 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1066 return EINVAL; 1067 s = spltty(); 1068 error = sc_clean_up(sc->cur_scp); 1069 splx(s); 1070 if (error) 1071 return error; 1072 scp = sc_get_stat(SC_DEV(sc, i)); 1073 if (scp == scp->sc->cur_scp) 1074 return 0; 1075 while ((error=tsleep(&scp->smode, PZERO|PCATCH, 1076 "waitvt", 0)) == ERESTART) ; 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 = suser(td); 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 = kbd_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 = kbd_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 kbd_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 = kbd_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 = kbd_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 = kbd_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 kbd_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 = kbd_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 (ttyioctl(dev, cmd, data, flag, td)); 1450} 1451 1452static void 1453scstart(struct tty *tp) 1454{ 1455 struct clist *rbp; 1456 int s, len; 1457 u_char buf[PCBURST]; 1458 scr_stat *scp = sc_get_stat(tp->t_dev); 1459 1460 if (scp->status & SLKED || 1461 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 1462 return; 1463 s = spltty(); 1464 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1465 tp->t_state |= TS_BUSY; 1466 rbp = &tp->t_outq; 1467 while (rbp->c_cc) { 1468 len = q_to_b(rbp, buf, PCBURST); 1469 splx(s); 1470 sc_puts(scp, buf, len); 1471 s = spltty(); 1472 } 1473 tp->t_state &= ~TS_BUSY; 1474 ttwwakeup(tp); 1475 } 1476 splx(s); 1477} 1478 1479static void 1480sc_cnprobe(struct consdev *cp) 1481{ 1482 int unit; 1483 int flags; 1484 1485 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1486 1487 /* a video card is always required */ 1488 if (!scvidprobe(unit, flags, TRUE)) 1489 cp->cn_pri = CN_DEAD; 1490 1491 /* syscons will become console even when there is no keyboard */ 1492 sckbdprobe(unit, flags, TRUE); 1493 1494 if (cp->cn_pri == CN_DEAD) 1495 return; 1496 1497 /* initialize required fields */ 1498 sprintf(cp->cn_name, "consolectl"); 1499} 1500 1501static void 1502sc_cninit(struct consdev *cp) 1503{ 1504 int unit; 1505 int flags; 1506 1507 sc_get_cons_priority(&unit, &flags); 1508 scinit(unit, flags | SC_KERNEL_CONSOLE); 1509 sc_console_unit = unit; 1510 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1511 sc_consptr = cp; 1512} 1513 1514static void 1515sc_cnterm(struct consdev *cp) 1516{ 1517 /* we are not the kernel console any more, release everything */ 1518 1519 if (sc_console_unit < 0) 1520 return; /* shouldn't happen */ 1521 1522#if 0 /* XXX */ 1523 sc_clear_screen(sc_console); 1524 sccnupdate(sc_console); 1525#endif 1526 1527 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1528 sc_console_unit = -1; 1529 sc_console = NULL; 1530} 1531 1532static void 1533sc_cnputc(struct consdev *cd, int c) 1534{ 1535 u_char buf[1]; 1536 scr_stat *scp = sc_console; 1537 void *save; 1538#ifndef SC_NO_HISTORY 1539 struct tty *tp; 1540#endif /* !SC_NO_HISTORY */ 1541 int s; 1542 1543 /* assert(sc_console != NULL) */ 1544 1545#ifndef SC_NO_HISTORY 1546 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1547 scp->status &= ~SLKED; 1548 update_kbd_state(scp, scp->status, SLKED); 1549 if (scp->status & BUFFER_SAVED) { 1550 if (!sc_hist_restore(scp)) 1551 sc_remove_cutmarking(scp); 1552 scp->status &= ~BUFFER_SAVED; 1553 scp->status |= CURSOR_ENABLED; 1554 sc_draw_cursor_image(scp); 1555 } 1556 tp = VIRTUAL_TTY(scp->sc, scp->index); 1557 if (ISTTYOPEN(tp)) 1558 scstart(tp); 1559 } 1560#endif /* !SC_NO_HISTORY */ 1561 1562 save = scp->ts; 1563 if (kernel_console_ts != NULL) 1564 scp->ts = kernel_console_ts; 1565 buf[0] = c; 1566 sc_puts(scp, buf, 1); 1567 scp->ts = save; 1568 1569 s = spltty(); /* block sckbdevent and scrn_timer */ 1570 sccnupdate(scp); 1571 splx(s); 1572} 1573 1574static int 1575sc_cngetc(struct consdev *cd) 1576{ 1577 return sccngetch(SCGETC_NONBLOCK); 1578} 1579 1580static int 1581sccngetch(int flags) 1582{ 1583 static struct fkeytab fkey; 1584 static int fkeycp; 1585 scr_stat *scp; 1586 u_char *p; 1587 int cur_mode; 1588 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1589 int c; 1590 1591 /* assert(sc_console != NULL) */ 1592 1593 /* 1594 * Stop the screen saver and update the screen if necessary. 1595 * What if we have been running in the screen saver code... XXX 1596 */ 1597 sc_touch_scrn_saver(); 1598 scp = sc_console->sc->cur_scp; /* XXX */ 1599 sccnupdate(scp); 1600 1601 if (fkeycp < fkey.len) { 1602 splx(s); 1603 return fkey.str[fkeycp++]; 1604 } 1605 1606 if (scp->sc->kbd == NULL) { 1607 splx(s); 1608 return -1; 1609 } 1610 1611 /* 1612 * Make sure the keyboard is accessible even when the kbd device 1613 * driver is disabled. 1614 */ 1615 kbd_enable(scp->sc->kbd); 1616 1617 /* we shall always use the keyboard in the XLATE mode here */ 1618 cur_mode = scp->kbd_mode; 1619 scp->kbd_mode = K_XLATE; 1620 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1621 1622 kbd_poll(scp->sc->kbd, TRUE); 1623 c = scgetc(scp->sc, SCGETC_CN | flags); 1624 kbd_poll(scp->sc->kbd, FALSE); 1625 1626 scp->kbd_mode = cur_mode; 1627 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1628 kbd_disable(scp->sc->kbd); 1629 splx(s); 1630 1631 switch (KEYFLAGS(c)) { 1632 case 0: /* normal char */ 1633 return KEYCHAR(c); 1634 case FKEY: /* function key */ 1635 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1636 fkey.len = fkeycp; 1637 if ((p != NULL) && (fkey.len > 0)) { 1638 bcopy(p, fkey.str, fkey.len); 1639 fkeycp = 1; 1640 return fkey.str[0]; 1641 } 1642 return c; /* XXX */ 1643 case NOKEY: 1644 case ERRKEY: 1645 default: 1646 return -1; 1647 } 1648 /* NOT REACHED */ 1649} 1650 1651static void 1652sccnupdate(scr_stat *scp) 1653{ 1654 /* this is a cut-down version of scrn_timer()... */ 1655 1656 if (scp->sc->font_loading_in_progress) 1657 return; 1658 1659 if (debugger > 0 || panicstr || shutdown_in_progress) { 1660 sc_touch_scrn_saver(); 1661 } else if (scp != scp->sc->cur_scp) { 1662 return; 1663 } 1664 1665 if (!run_scrn_saver) 1666 scp->sc->flags &= ~SC_SCRN_IDLE; 1667#ifdef DEV_SPLASH 1668 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1669 if (scp->sc->flags & SC_SCRN_BLANKED) 1670 stop_scrn_saver(scp->sc, current_saver); 1671#endif 1672 1673 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1674 || scp->sc->switch_in_progress) 1675 return; 1676 /* 1677 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1678 * when write_in_progress is non-zero. XXX 1679 */ 1680 1681 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1682 scrn_update(scp, TRUE); 1683} 1684 1685static void 1686scrn_timer(void *arg) 1687{ 1688#ifndef PC98 1689 static int kbd_interval = 0; 1690#endif 1691 struct timeval tv; 1692 sc_softc_t *sc; 1693 scr_stat *scp; 1694 int again; 1695 int s; 1696 1697 again = (arg != NULL); 1698 if (arg != NULL) 1699 sc = (sc_softc_t *)arg; 1700 else if (sc_console != NULL) 1701 sc = sc_console->sc; 1702 else 1703 return; 1704 1705 /* don't do anything when we are performing some I/O operations */ 1706 if (sc->font_loading_in_progress) { 1707 if (again) 1708 timeout(scrn_timer, sc, hz / 10); 1709 return; 1710 } 1711 s = spltty(); 1712 1713#ifndef PC98 1714 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1715 /* try to allocate a keyboard automatically */ 1716 if (++kbd_interval >= 25) { 1717 sc->keyboard = sc_allocate_keyboard(sc, -1); 1718 if (sc->keyboard >= 0) { 1719 sc->kbd = kbd_get_keyboard(sc->keyboard); 1720 kbd_ioctl(sc->kbd, KDSKBMODE, 1721 (caddr_t)&sc->cur_scp->kbd_mode); 1722 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1723 LOCK_MASK); 1724 } 1725 kbd_interval = 0; 1726 } 1727 } 1728#endif /* PC98 */ 1729 1730 /* find the vty to update */ 1731 scp = sc->cur_scp; 1732 1733 /* should we stop the screen saver? */ 1734 getmicrouptime(&tv); 1735 if (debugger > 0 || panicstr || shutdown_in_progress) 1736 sc_touch_scrn_saver(); 1737 if (run_scrn_saver) { 1738 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1739 sc->flags |= SC_SCRN_IDLE; 1740 else 1741 sc->flags &= ~SC_SCRN_IDLE; 1742 } else { 1743 sc->scrn_time_stamp = tv.tv_sec; 1744 sc->flags &= ~SC_SCRN_IDLE; 1745 if (scrn_blank_time > 0) 1746 run_scrn_saver = TRUE; 1747 } 1748#ifdef DEV_SPLASH 1749 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1750 if (sc->flags & SC_SCRN_BLANKED) 1751 stop_scrn_saver(sc, current_saver); 1752#endif 1753 1754 /* should we just return ? */ 1755 if (sc->blink_in_progress || sc->switch_in_progress 1756 || sc->write_in_progress) { 1757 if (again) 1758 timeout(scrn_timer, sc, hz / 10); 1759 splx(s); 1760 return; 1761 } 1762 1763 /* Update the screen */ 1764 scp = sc->cur_scp; /* cur_scp may have changed... */ 1765 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1766 scrn_update(scp, TRUE); 1767 1768#ifdef DEV_SPLASH 1769 /* should we activate the screen saver? */ 1770 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1771 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1772 (*current_saver)(sc, TRUE); 1773#endif 1774 1775 if (again) 1776 timeout(scrn_timer, sc, hz / 25); 1777 splx(s); 1778} 1779 1780static int 1781and_region(int *s1, int *e1, int s2, int e2) 1782{ 1783 if (*e1 < s2 || e2 < *s1) 1784 return FALSE; 1785 *s1 = imax(*s1, s2); 1786 *e1 = imin(*e1, e2); 1787 return TRUE; 1788} 1789 1790static void 1791scrn_update(scr_stat *scp, int show_cursor) 1792{ 1793 int start; 1794 int end; 1795 int s; 1796 int e; 1797 1798 /* assert(scp == scp->sc->cur_scp) */ 1799 1800 SC_VIDEO_LOCK(scp->sc); 1801 1802#ifndef SC_NO_CUTPASTE 1803 /* remove the previous mouse pointer image if necessary */ 1804 if (scp->status & MOUSE_VISIBLE) { 1805 s = scp->mouse_pos; 1806 e = scp->mouse_pos + scp->xsize + 1; 1807 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1808 || and_region(&s, &e, scp->start, scp->end) 1809 || ((scp->status & CURSOR_ENABLED) && 1810 (scp->cursor_pos != scp->cursor_oldpos) && 1811 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1812 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1813 sc_remove_mouse_image(scp); 1814 if (scp->end >= scp->xsize*scp->ysize) 1815 scp->end = scp->xsize*scp->ysize - 1; 1816 } 1817 } 1818#endif /* !SC_NO_CUTPASTE */ 1819 1820#if 1 1821 /* debug: XXX */ 1822 if (scp->end >= scp->xsize*scp->ysize) { 1823 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1824 scp->end = scp->xsize*scp->ysize - 1; 1825 } 1826 if (scp->start < 0) { 1827 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1828 scp->start = 0; 1829 } 1830#endif 1831 1832 /* update screen image */ 1833 if (scp->start <= scp->end) { 1834 if (scp->mouse_cut_end >= 0) { 1835 /* there is a marked region for cut & paste */ 1836 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1837 start = scp->mouse_cut_start; 1838 end = scp->mouse_cut_end; 1839 } else { 1840 start = scp->mouse_cut_end; 1841 end = scp->mouse_cut_start - 1; 1842 } 1843 s = start; 1844 e = end; 1845 /* does the cut-mark region overlap with the update region? */ 1846 if (and_region(&s, &e, scp->start, scp->end)) { 1847 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1848 s = 0; 1849 e = start - 1; 1850 if (and_region(&s, &e, scp->start, scp->end)) 1851 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1852 s = end + 1; 1853 e = scp->xsize*scp->ysize - 1; 1854 if (and_region(&s, &e, scp->start, scp->end)) 1855 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1856 } else { 1857 (*scp->rndr->draw)(scp, scp->start, 1858 scp->end - scp->start + 1, FALSE); 1859 } 1860 } else { 1861 (*scp->rndr->draw)(scp, scp->start, 1862 scp->end - scp->start + 1, FALSE); 1863 } 1864 } 1865 1866 /* we are not to show the cursor and the mouse pointer... */ 1867 if (!show_cursor) { 1868 scp->end = 0; 1869 scp->start = scp->xsize*scp->ysize - 1; 1870 SC_VIDEO_UNLOCK(scp->sc); 1871 return; 1872 } 1873 1874 /* update cursor image */ 1875 if (scp->status & CURSOR_ENABLED) { 1876 s = scp->start; 1877 e = scp->end; 1878 /* did cursor move since last time ? */ 1879 if (scp->cursor_pos != scp->cursor_oldpos) { 1880 /* do we need to remove old cursor image ? */ 1881 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1882 sc_remove_cursor_image(scp); 1883 sc_draw_cursor_image(scp); 1884 } else { 1885 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1886 /* cursor didn't move, but has been overwritten */ 1887 sc_draw_cursor_image(scp); 1888 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1889 /* if it's a blinking cursor, update it */ 1890 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1891 sc_inside_cutmark(scp, 1892 scp->cursor_pos)); 1893 } 1894 } 1895 1896#ifndef SC_NO_CUTPASTE 1897 /* update "pseudo" mouse pointer image */ 1898 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1899 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1900 scp->status &= ~MOUSE_MOVED; 1901 sc_draw_mouse_image(scp); 1902 } 1903 } 1904#endif /* SC_NO_CUTPASTE */ 1905 1906 scp->end = 0; 1907 scp->start = scp->xsize*scp->ysize - 1; 1908 1909 SC_VIDEO_UNLOCK(scp->sc); 1910} 1911 1912#ifdef DEV_SPLASH 1913static int 1914scsplash_callback(int event, void *arg) 1915{ 1916 sc_softc_t *sc; 1917 int error; 1918 1919 sc = (sc_softc_t *)arg; 1920 1921 switch (event) { 1922 case SPLASH_INIT: 1923 if (add_scrn_saver(scsplash_saver) == 0) { 1924 sc->flags &= ~SC_SAVER_FAILED; 1925 run_scrn_saver = TRUE; 1926 if (cold && !(boothowto & RB_VERBOSE)) { 1927 scsplash_stick(TRUE); 1928 (*current_saver)(sc, TRUE); 1929 } 1930 } 1931 return 0; 1932 1933 case SPLASH_TERM: 1934 if (current_saver == scsplash_saver) { 1935 scsplash_stick(FALSE); 1936 error = remove_scrn_saver(scsplash_saver); 1937 if (error) 1938 return error; 1939 } 1940 return 0; 1941 1942 default: 1943 return EINVAL; 1944 } 1945} 1946 1947static void 1948scsplash_saver(sc_softc_t *sc, int show) 1949{ 1950 static int busy = FALSE; 1951 scr_stat *scp; 1952 1953 if (busy) 1954 return; 1955 busy = TRUE; 1956 1957 scp = sc->cur_scp; 1958 if (show) { 1959 if (!(sc->flags & SC_SAVER_FAILED)) { 1960 if (!(sc->flags & SC_SCRN_BLANKED)) 1961 set_scrn_saver_mode(scp, -1, NULL, 0); 1962 switch (splash(sc->adp, TRUE)) { 1963 case 0: /* succeeded */ 1964 break; 1965 case EAGAIN: /* try later */ 1966 restore_scrn_saver_mode(scp, FALSE); 1967 sc_touch_scrn_saver(); /* XXX */ 1968 break; 1969 default: 1970 sc->flags |= SC_SAVER_FAILED; 1971 scsplash_stick(FALSE); 1972 restore_scrn_saver_mode(scp, TRUE); 1973 printf("scsplash_saver(): failed to put up the image\n"); 1974 break; 1975 } 1976 } 1977 } else if (!sticky_splash) { 1978 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1979 restore_scrn_saver_mode(scp, TRUE); 1980 } 1981 busy = FALSE; 1982} 1983 1984static int 1985add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1986{ 1987#if 0 1988 int error; 1989 1990 if (current_saver != none_saver) { 1991 error = remove_scrn_saver(current_saver); 1992 if (error) 1993 return error; 1994 } 1995#endif 1996 if (current_saver != none_saver) 1997 return EBUSY; 1998 1999 run_scrn_saver = FALSE; 2000 saver_mode = CONS_LKM_SAVER; 2001 current_saver = this_saver; 2002 return 0; 2003} 2004 2005static int 2006remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 2007{ 2008 if (current_saver != this_saver) 2009 return EINVAL; 2010 2011#if 0 2012 /* 2013 * In order to prevent `current_saver' from being called by 2014 * the timeout routine `scrn_timer()' while we manipulate 2015 * the saver list, we shall set `current_saver' to `none_saver' 2016 * before stopping the current saver, rather than blocking by `splXX()'. 2017 */ 2018 current_saver = none_saver; 2019 if (scrn_blanked) 2020 stop_scrn_saver(this_saver); 2021#endif 2022 2023 /* unblank all blanked screens */ 2024 wait_scrn_saver_stop(NULL); 2025 if (scrn_blanked) 2026 return EBUSY; 2027 2028 current_saver = none_saver; 2029 return 0; 2030} 2031 2032static int 2033set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2034{ 2035 int s; 2036 2037 /* assert(scp == scp->sc->cur_scp) */ 2038 s = spltty(); 2039 if (!ISGRAPHSC(scp)) 2040 sc_remove_cursor_image(scp); 2041 scp->splash_save_mode = scp->mode; 2042 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2043 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2044 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2045 scp->sc->flags |= SC_SCRN_BLANKED; 2046 ++scrn_blanked; 2047 splx(s); 2048 if (mode < 0) 2049 return 0; 2050 scp->mode = mode; 2051 if (set_mode(scp) == 0) { 2052 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2053 scp->status |= GRAPHICS_MODE; 2054#ifndef SC_NO_PALETTE_LOADING 2055 if (pal != NULL) 2056 load_palette(scp->sc->adp, pal); 2057#endif 2058 sc_set_border(scp, border); 2059 return 0; 2060 } else { 2061 s = spltty(); 2062 scp->mode = scp->splash_save_mode; 2063 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2064 scp->status |= scp->splash_save_status; 2065 splx(s); 2066 return 1; 2067 } 2068} 2069 2070static int 2071restore_scrn_saver_mode(scr_stat *scp, int changemode) 2072{ 2073 int mode; 2074 int status; 2075 int s; 2076 2077 /* assert(scp == scp->sc->cur_scp) */ 2078 s = spltty(); 2079 mode = scp->mode; 2080 status = scp->status; 2081 scp->mode = scp->splash_save_mode; 2082 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2083 scp->status |= scp->splash_save_status; 2084 scp->sc->flags &= ~SC_SCRN_BLANKED; 2085 if (!changemode) { 2086 if (!ISGRAPHSC(scp)) 2087 sc_draw_cursor_image(scp); 2088 --scrn_blanked; 2089 splx(s); 2090 return 0; 2091 } 2092 if (set_mode(scp) == 0) { 2093#ifndef SC_NO_PALETTE_LOADING 2094 load_palette(scp->sc->adp, scp->sc->palette); 2095#endif 2096 --scrn_blanked; 2097 splx(s); 2098 return 0; 2099 } else { 2100 scp->mode = mode; 2101 scp->status = status; 2102 splx(s); 2103 return 1; 2104 } 2105} 2106 2107static void 2108stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2109{ 2110 (*saver)(sc, FALSE); 2111 run_scrn_saver = FALSE; 2112 /* the screen saver may have chosen not to stop after all... */ 2113 if (sc->flags & SC_SCRN_BLANKED) 2114 return; 2115 2116 mark_all(sc->cur_scp); 2117 if (sc->delayed_next_scr) 2118 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2119 if (debugger == 0) 2120 wakeup(&scrn_blanked); 2121} 2122 2123static int 2124wait_scrn_saver_stop(sc_softc_t *sc) 2125{ 2126 int error = 0; 2127 2128 while (scrn_blanked > 0) { 2129 run_scrn_saver = FALSE; 2130 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2131 error = 0; 2132 break; 2133 } 2134 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2135 if ((error != 0) && (error != ERESTART)) 2136 break; 2137 } 2138 run_scrn_saver = FALSE; 2139 return error; 2140} 2141#endif /* DEV_SPLASH */ 2142 2143void 2144sc_touch_scrn_saver(void) 2145{ 2146 scsplash_stick(FALSE); 2147 run_scrn_saver = FALSE; 2148} 2149 2150int 2151sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2152{ 2153 scr_stat *cur_scp; 2154 struct tty *tp; 2155 struct proc *p; 2156 int s; 2157 2158 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2159 2160 if (sc->cur_scp == NULL) 2161 return (0); 2162 2163 /* prevent switch if previously requested */ 2164 if (sc->flags & SC_SCRN_VTYLOCK) { 2165 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2166 sc->cur_scp->bell_duration); 2167 return EPERM; 2168 } 2169 2170 /* delay switch if the screen is blanked or being updated */ 2171 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2172 || sc->blink_in_progress) { 2173 sc->delayed_next_scr = next_scr + 1; 2174 sc_touch_scrn_saver(); 2175 DPRINTF(5, ("switch delayed\n")); 2176 return 0; 2177 } 2178 2179 s = spltty(); 2180 cur_scp = sc->cur_scp; 2181 2182 /* we are in the middle of the vty switching process... */ 2183 if (sc->switch_in_progress 2184 && (cur_scp->smode.mode == VT_PROCESS) 2185 && cur_scp->proc) { 2186 p = pfind(cur_scp->pid); 2187 if (cur_scp->proc != p) { 2188 if (p) 2189 PROC_UNLOCK(p); 2190 /* 2191 * The controlling process has died!!. Do some clean up. 2192 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2193 * are not reset here yet; they will be cleared later. 2194 */ 2195 DPRINTF(5, ("cur_scp controlling process %d died, ", 2196 cur_scp->pid)); 2197 if (cur_scp->status & SWITCH_WAIT_REL) { 2198 /* 2199 * Force the previous switch to finish, but return now 2200 * with error. 2201 */ 2202 DPRINTF(5, ("reset WAIT_REL, ")); 2203 finish_vt_rel(cur_scp, TRUE, &s); 2204 splx(s); 2205 DPRINTF(5, ("finishing previous switch\n")); 2206 return EINVAL; 2207 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2208 /* let's assume screen switch has been completed. */ 2209 DPRINTF(5, ("reset WAIT_ACQ, ")); 2210 finish_vt_acq(cur_scp); 2211 } else { 2212 /* 2213 * We are in between screen release and acquisition, and 2214 * reached here via scgetc() or scrn_timer() which has 2215 * interrupted exchange_scr(). Don't do anything stupid. 2216 */ 2217 DPRINTF(5, ("waiting nothing, ")); 2218 } 2219 } else { 2220 if (p) 2221 PROC_UNLOCK(p); 2222 /* 2223 * The controlling process is alive, but not responding... 2224 * It is either buggy or it may be just taking time. 2225 * The following code is a gross kludge to cope with this 2226 * problem for which there is no clean solution. XXX 2227 */ 2228 if (cur_scp->status & SWITCH_WAIT_REL) { 2229 switch (sc->switch_in_progress++) { 2230 case 1: 2231 break; 2232 case 2: 2233 DPRINTF(5, ("sending relsig again, ")); 2234 signal_vt_rel(cur_scp); 2235 break; 2236 case 3: 2237 break; 2238 case 4: 2239 default: 2240 /* 2241 * Act as if the controlling program returned 2242 * VT_FALSE. 2243 */ 2244 DPRINTF(5, ("force reset WAIT_REL, ")); 2245 finish_vt_rel(cur_scp, FALSE, &s); 2246 splx(s); 2247 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2248 return EINVAL; 2249 } 2250 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2251 switch (sc->switch_in_progress++) { 2252 case 1: 2253 break; 2254 case 2: 2255 DPRINTF(5, ("sending acqsig again, ")); 2256 signal_vt_acq(cur_scp); 2257 break; 2258 case 3: 2259 break; 2260 case 4: 2261 default: 2262 /* clear the flag and finish the previous switch */ 2263 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2264 finish_vt_acq(cur_scp); 2265 break; 2266 } 2267 } 2268 } 2269 } 2270 2271 /* 2272 * Return error if an invalid argument is given, or vty switch 2273 * is still in progress. 2274 */ 2275 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2276 || sc->switch_in_progress) { 2277 splx(s); 2278 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2279 DPRINTF(5, ("error 1\n")); 2280 return EINVAL; 2281 } 2282 2283 /* 2284 * Don't allow switching away from the graphics mode vty 2285 * if the switch mode is VT_AUTO, unless the next vty is the same 2286 * as the current or the current vty has been closed (but showing). 2287 */ 2288 tp = VIRTUAL_TTY(sc, cur_scp->index); 2289 if ((cur_scp->index != next_scr) 2290 && ISTTYOPEN(tp) 2291 && (cur_scp->smode.mode == VT_AUTO) 2292 && ISGRAPHSC(cur_scp)) { 2293 splx(s); 2294 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2295 DPRINTF(5, ("error, graphics mode\n")); 2296 return EINVAL; 2297 } 2298 2299 /* 2300 * Is the wanted vty open? Don't allow switching to a closed vty. 2301 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2302 * Note that we always allow the user to switch to the kernel 2303 * console even if it is closed. 2304 */ 2305 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2306 tp = VIRTUAL_TTY(sc, next_scr); 2307 if (!ISTTYOPEN(tp)) { 2308 splx(s); 2309 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2310 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2311 return EINVAL; 2312 } 2313 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2314 splx(s); 2315 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2316 return EINVAL; 2317 } 2318 } 2319 2320 /* this is the start of vty switching process... */ 2321 ++sc->switch_in_progress; 2322 sc->delayed_next_scr = 0; 2323 sc->old_scp = cur_scp; 2324 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2325 if (sc->new_scp == sc->old_scp) { 2326 sc->switch_in_progress = 0; 2327 /* 2328 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2329 * sched_lock is in an in-between state, e.g., when we stop at 2330 * a breakpoint at fork_exit. It has always been wrong to call 2331 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2332 * is supposed to be locked by splhigh(), but the debugger may 2333 * be invoked at splhigh(). 2334 */ 2335 if (debugger == 0) 2336 wakeup(&sc->new_scp->smode); 2337 splx(s); 2338 DPRINTF(5, ("switch done (new == old)\n")); 2339 return 0; 2340 } 2341 2342 /* has controlling process died? */ 2343 vt_proc_alive(sc->old_scp); 2344 vt_proc_alive(sc->new_scp); 2345 2346 /* wait for the controlling process to release the screen, if necessary */ 2347 if (signal_vt_rel(sc->old_scp)) { 2348 splx(s); 2349 return 0; 2350 } 2351 2352 /* go set up the new vty screen */ 2353 splx(s); 2354 exchange_scr(sc); 2355 s = spltty(); 2356 2357 /* wake up processes waiting for this vty */ 2358 if (debugger == 0) 2359 wakeup(&sc->cur_scp->smode); 2360 2361 /* wait for the controlling process to acknowledge, if necessary */ 2362 if (signal_vt_acq(sc->cur_scp)) { 2363 splx(s); 2364 return 0; 2365 } 2366 2367 sc->switch_in_progress = 0; 2368 if (sc->unit == sc_console_unit) 2369 cnavailable(sc_consptr, TRUE); 2370 splx(s); 2371 DPRINTF(5, ("switch done\n")); 2372 2373 return 0; 2374} 2375 2376static int 2377do_switch_scr(sc_softc_t *sc, int s) 2378{ 2379 vt_proc_alive(sc->new_scp); 2380 2381 splx(s); 2382 exchange_scr(sc); 2383 s = spltty(); 2384 /* sc->cur_scp == sc->new_scp */ 2385 wakeup(&sc->cur_scp->smode); 2386 2387 /* wait for the controlling process to acknowledge, if necessary */ 2388 if (!signal_vt_acq(sc->cur_scp)) { 2389 sc->switch_in_progress = 0; 2390 if (sc->unit == sc_console_unit) 2391 cnavailable(sc_consptr, TRUE); 2392 } 2393 2394 return s; 2395} 2396 2397static int 2398vt_proc_alive(scr_stat *scp) 2399{ 2400 struct proc *p; 2401 2402 if (scp->proc) { 2403 if ((p = pfind(scp->pid)) != NULL) 2404 PROC_UNLOCK(p); 2405 if (scp->proc == p) 2406 return TRUE; 2407 scp->proc = NULL; 2408 scp->smode.mode = VT_AUTO; 2409 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2410 } 2411 return FALSE; 2412} 2413 2414static int 2415signal_vt_rel(scr_stat *scp) 2416{ 2417 if (scp->smode.mode != VT_PROCESS) 2418 return FALSE; 2419 scp->status |= SWITCH_WAIT_REL; 2420 PROC_LOCK(scp->proc); 2421 psignal(scp->proc, scp->smode.relsig); 2422 PROC_UNLOCK(scp->proc); 2423 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2424 return TRUE; 2425} 2426 2427static int 2428signal_vt_acq(scr_stat *scp) 2429{ 2430 if (scp->smode.mode != VT_PROCESS) 2431 return FALSE; 2432 if (scp->sc->unit == sc_console_unit) 2433 cnavailable(sc_consptr, FALSE); 2434 scp->status |= SWITCH_WAIT_ACQ; 2435 PROC_LOCK(scp->proc); 2436 psignal(scp->proc, scp->smode.acqsig); 2437 PROC_UNLOCK(scp->proc); 2438 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2439 return TRUE; 2440} 2441 2442static int 2443finish_vt_rel(scr_stat *scp, int release, int *s) 2444{ 2445 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2446 scp->status &= ~SWITCH_WAIT_REL; 2447 if (release) 2448 *s = do_switch_scr(scp->sc, *s); 2449 else 2450 scp->sc->switch_in_progress = 0; 2451 return 0; 2452 } 2453 return EINVAL; 2454} 2455 2456static int 2457finish_vt_acq(scr_stat *scp) 2458{ 2459 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2460 scp->status &= ~SWITCH_WAIT_ACQ; 2461 scp->sc->switch_in_progress = 0; 2462 return 0; 2463 } 2464 return EINVAL; 2465} 2466 2467static void 2468exchange_scr(sc_softc_t *sc) 2469{ 2470 scr_stat *scp; 2471 2472 /* save the current state of video and keyboard */ 2473 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2474 if (!ISGRAPHSC(sc->old_scp)) 2475 sc_remove_cursor_image(sc->old_scp); 2476 if (sc->old_scp->kbd_mode == K_XLATE) 2477 save_kbd_state(sc->old_scp); 2478 2479 /* set up the video for the new screen */ 2480 scp = sc->cur_scp = sc->new_scp; 2481#ifdef PC98 2482 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2483#else 2484 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2485#endif 2486 set_mode(scp); 2487#ifndef __sparc64__ 2488 else 2489 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2490 (void *)sc->adp->va_window, FALSE); 2491#endif 2492 scp->status |= MOUSE_HIDDEN; 2493 sc_move_cursor(scp, scp->xpos, scp->ypos); 2494 if (!ISGRAPHSC(scp)) 2495 sc_set_cursor_image(scp); 2496#ifndef SC_NO_PALETTE_LOADING 2497 if (ISGRAPHSC(sc->old_scp)) 2498 load_palette(sc->adp, sc->palette); 2499#endif 2500 sc_set_border(scp, scp->border); 2501 2502 /* set up the keyboard for the new screen */ 2503 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2504 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2505 update_kbd_state(scp, scp->status, LOCK_MASK); 2506 2507 mark_all(scp); 2508} 2509 2510void 2511sc_puts(scr_stat *scp, u_char *buf, int len) 2512{ 2513#ifdef DEV_SPLASH 2514 /* make screensaver happy */ 2515 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2516 run_scrn_saver = FALSE; 2517#endif 2518 2519 if (scp->tsw) 2520 (*scp->tsw->te_puts)(scp, buf, len); 2521 2522 if (scp->sc->delayed_next_scr) 2523 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2524} 2525 2526void 2527sc_draw_cursor_image(scr_stat *scp) 2528{ 2529 /* assert(scp == scp->sc->cur_scp); */ 2530 SC_VIDEO_LOCK(scp->sc); 2531 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2532 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2533 sc_inside_cutmark(scp, scp->cursor_pos)); 2534 scp->cursor_oldpos = scp->cursor_pos; 2535 SC_VIDEO_UNLOCK(scp->sc); 2536} 2537 2538void 2539sc_remove_cursor_image(scr_stat *scp) 2540{ 2541 /* assert(scp == scp->sc->cur_scp); */ 2542 SC_VIDEO_LOCK(scp->sc); 2543 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2544 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2545 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2546 SC_VIDEO_UNLOCK(scp->sc); 2547} 2548 2549static void 2550update_cursor_image(scr_stat *scp) 2551{ 2552 /* assert(scp == scp->sc->cur_scp); */ 2553 sc_remove_cursor_image(scp); 2554 sc_set_cursor_image(scp); 2555 sc_draw_cursor_image(scp); 2556} 2557 2558void 2559sc_set_cursor_image(scr_stat *scp) 2560{ 2561 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2562 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2563 /* hidden cursor is internally represented as zero-height underline */ 2564 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2565 scp->curs_attr.base = scp->curs_attr.height = 0; 2566 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2567 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2568 scp->font_size - 1); 2569 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2570 scp->font_size - scp->curs_attr.base); 2571 } else { /* block cursor */ 2572 scp->curs_attr.base = 0; 2573 scp->curs_attr.height = scp->font_size; 2574 } 2575 2576 /* assert(scp == scp->sc->cur_scp); */ 2577 SC_VIDEO_LOCK(scp->sc); 2578 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2579 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2580 SC_VIDEO_UNLOCK(scp->sc); 2581} 2582 2583static void 2584change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2585{ 2586 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2587 sc_remove_cursor_image(scp); 2588 2589 if (base >= 0) 2590 scp->curr_curs_attr.base = base; 2591 if (height >= 0) 2592 scp->curr_curs_attr.height = height; 2593 if (flags & CONS_RESET_CURSOR) 2594 scp->curr_curs_attr = scp->dflt_curs_attr; 2595 else 2596 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2597 2598 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2599 sc_set_cursor_image(scp); 2600 sc_draw_cursor_image(scp); 2601 } 2602} 2603 2604void 2605sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2606{ 2607 sc_softc_t *sc; 2608 struct cdev *dev; 2609 int s; 2610 int i; 2611 2612 s = spltty(); 2613 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2614 /* local (per vty) change */ 2615 change_cursor_shape(scp, flags, base, height); 2616 splx(s); 2617 return; 2618 } 2619 2620 /* global change */ 2621 sc = scp->sc; 2622 if (base >= 0) 2623 sc->curs_attr.base = base; 2624 if (height >= 0) 2625 sc->curs_attr.height = height; 2626 if (flags != -1) { 2627 if (flags & CONS_RESET_CURSOR) 2628 sc->curs_attr = sc->dflt_curs_attr; 2629 else 2630 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2631 } 2632 2633 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2634 if ((dev = SC_DEV(sc, i)) == NULL) 2635 continue; 2636 if ((scp = sc_get_stat(dev)) == NULL) 2637 continue; 2638 scp->dflt_curs_attr = sc->curs_attr; 2639 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2640 } 2641 splx(s); 2642} 2643 2644static void 2645scinit(int unit, int flags) 2646{ 2647 2648 /* 2649 * When syscons is being initialized as the kernel console, malloc() 2650 * is not yet functional, because various kernel structures has not been 2651 * fully initialized yet. Therefore, we need to declare the following 2652 * static buffers for the console. This is less than ideal, 2653 * but is necessry evil for the time being. XXX 2654 */ 2655#ifdef PC98 2656 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2657#else 2658 static u_short sc_buffer[ROW*COL]; /* XXX */ 2659#endif 2660#ifndef SC_NO_FONT_LOADING 2661 static u_char font_8[256*8]; 2662 static u_char font_14[256*14]; 2663 static u_char font_16[256*16]; 2664#endif 2665 2666 sc_softc_t *sc; 2667 scr_stat *scp; 2668 video_adapter_t *adp; 2669 int col; 2670 int row; 2671 int i; 2672 2673 /* one time initialization */ 2674 if (init_done == COLD) 2675 sc_get_bios_values(&bios_value); 2676 init_done = WARM; 2677 2678 /* 2679 * Allocate resources. Even if we are being called for the second 2680 * time, we must allocate them again, because they might have 2681 * disappeared... 2682 */ 2683 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2684 if ((sc->flags & SC_INIT_DONE) == 0) 2685 SC_VIDEO_LOCKINIT(sc); 2686 2687 adp = NULL; 2688 if (sc->adapter >= 0) { 2689 vid_release(sc->adp, (void *)&sc->adapter); 2690 adp = sc->adp; 2691 sc->adp = NULL; 2692 } 2693 if (sc->keyboard >= 0) { 2694 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2695 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2696 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2697 if (sc->kbd != NULL) { 2698 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2699 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2700 } 2701 sc->kbd = NULL; 2702 } 2703 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2704 sc->adp = vid_get_adapter(sc->adapter); 2705 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2706 2707 sc->keyboard = sc_allocate_keyboard(sc, unit); 2708 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2709 2710 sc->kbd = kbd_get_keyboard(sc->keyboard); 2711 if (sc->kbd != NULL) { 2712 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2713 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2714 } 2715 2716 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2717 2718 sc->initial_mode = sc->adp->va_initial_mode; 2719 2720#ifndef SC_NO_FONT_LOADING 2721 if (flags & SC_KERNEL_CONSOLE) { 2722 sc->font_8 = font_8; 2723 sc->font_14 = font_14; 2724 sc->font_16 = font_16; 2725 } else if (sc->font_8 == NULL) { 2726 /* assert(sc_malloc) */ 2727 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2728 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2729 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2730 } 2731#endif 2732 2733 /* extract the hardware cursor location and hide the cursor for now */ 2734 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2735 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2736 2737 /* set up the first console */ 2738 sc->first_vty = unit*MAXCONS; 2739 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2740 if (flags & SC_KERNEL_CONSOLE) { 2741 /* 2742 * Set up devs structure but don't use it yet, calling make_dev() 2743 * might panic kernel. Wait for sc_attach_unit() to actually 2744 * create the devices. 2745 */ 2746 sc->dev = main_devs; 2747 scp = &main_console; 2748 init_scp(sc, sc->first_vty, scp); 2749 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2750 (void *)sc_buffer, FALSE); 2751 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2752 sc_init_emulator(scp, "*"); 2753 (*scp->tsw->te_default_attr)(scp, 2754 kernel_default.std_color, 2755 kernel_default.rev_color); 2756 } else { 2757 /* assert(sc_malloc) */ 2758 sc->dev = malloc(sizeof(struct cdev *)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2759 sc->dev[0] = make_dev(&sc_cdevsw, unit * MAXCONS, 2760 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", unit * MAXCONS); 2761 sc_alloc_tty(sc->dev[0]); 2762 scp = alloc_scp(sc, sc->first_vty); 2763 SC_STAT(sc->dev[0]) = scp; 2764 } 2765 sc->cur_scp = scp; 2766 2767#ifndef __sparc64__ 2768 /* copy screen to temporary buffer */ 2769 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2770 (void *)scp->sc->adp->va_window, FALSE); 2771 if (ISTEXTSC(scp)) 2772 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2773#endif 2774 2775 /* move cursors to the initial positions */ 2776 if (col >= scp->xsize) 2777 col = 0; 2778 if (row >= scp->ysize) 2779 row = scp->ysize - 1; 2780 scp->xpos = col; 2781 scp->ypos = row; 2782 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2783 2784 if (bios_value.cursor_end < scp->font_size) 2785 sc->dflt_curs_attr.base = scp->font_size - 2786 bios_value.cursor_end - 1; 2787 else 2788 sc->dflt_curs_attr.base = 0; 2789 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2790 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2791 sc->dflt_curs_attr.flags = 0; 2792 sc->curs_attr = sc->dflt_curs_attr; 2793 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2794 2795#ifndef SC_NO_SYSMOUSE 2796 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2797#endif 2798 if (!ISGRAPHSC(scp)) { 2799 sc_set_cursor_image(scp); 2800 sc_draw_cursor_image(scp); 2801 } 2802 2803 /* save font and palette */ 2804#ifndef SC_NO_FONT_LOADING 2805 sc->fonts_loaded = 0; 2806 if (ISFONTAVAIL(sc->adp->va_flags)) { 2807#ifdef SC_DFLT_FONT 2808 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2809 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2810 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2811 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2812 if (scp->font_size < 14) { 2813 sc_load_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2814 } else if (scp->font_size >= 16) { 2815 sc_load_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2816 } else { 2817 sc_load_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2818 } 2819#else /* !SC_DFLT_FONT */ 2820 if (scp->font_size < 14) { 2821 sc_save_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2822 sc->fonts_loaded = FONT_8; 2823 } else if (scp->font_size >= 16) { 2824 sc_save_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2825 sc->fonts_loaded = FONT_16; 2826 } else { 2827 sc_save_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2828 sc->fonts_loaded = FONT_14; 2829 } 2830#endif /* SC_DFLT_FONT */ 2831 /* FONT KLUDGE: always use the font page #0. XXX */ 2832 sc_show_font(scp, 0); 2833 } 2834#endif /* !SC_NO_FONT_LOADING */ 2835 2836#ifndef SC_NO_PALETTE_LOADING 2837 save_palette(sc->adp, sc->palette); 2838#endif 2839 2840#ifdef DEV_SPLASH 2841 if (!(sc->flags & SC_SPLASH_SCRN)) { 2842 /* we are ready to put up the splash image! */ 2843 splash_init(sc->adp, scsplash_callback, sc); 2844 sc->flags |= SC_SPLASH_SCRN; 2845 } 2846#endif 2847 } 2848 2849 /* the rest is not necessary, if we have done it once */ 2850 if (sc->flags & SC_INIT_DONE) 2851 return; 2852 2853 /* initialize mapscrn arrays to a one to one map */ 2854 for (i = 0; i < sizeof(sc->scr_map); i++) 2855 sc->scr_map[i] = sc->scr_rmap[i] = i; 2856#ifdef PC98 2857 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2858#endif 2859 2860 sc->flags |= SC_INIT_DONE; 2861} 2862 2863static void 2864scterm(int unit, int flags) 2865{ 2866 sc_softc_t *sc; 2867 scr_stat *scp; 2868 2869 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2870 if (sc == NULL) 2871 return; /* shouldn't happen */ 2872 2873#ifdef DEV_SPLASH 2874 /* this console is no longer available for the splash screen */ 2875 if (sc->flags & SC_SPLASH_SCRN) { 2876 splash_term(sc->adp); 2877 sc->flags &= ~SC_SPLASH_SCRN; 2878 } 2879#endif 2880 2881#if 0 /* XXX */ 2882 /* move the hardware cursor to the upper-left corner */ 2883 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2884#endif 2885 2886 /* release the keyboard and the video card */ 2887 if (sc->keyboard >= 0) 2888 kbd_release(sc->kbd, &sc->keyboard); 2889 if (sc->adapter >= 0) 2890 vid_release(sc->adp, &sc->adapter); 2891 2892 /* stop the terminal emulator, if any */ 2893 scp = sc_get_stat(sc->dev[0]); 2894 if (scp->tsw) 2895 (*scp->tsw->te_term)(scp, &scp->ts); 2896 if (scp->ts != NULL) 2897 free(scp->ts, M_DEVBUF); 2898 2899 /* clear the structure */ 2900 if (!(flags & SC_KERNEL_CONSOLE)) { 2901 /* XXX: We need delete_dev() for this */ 2902 free(sc->dev, M_DEVBUF); 2903#if 0 2904 /* XXX: We need a ttyunregister for this */ 2905 free(sc->tty, M_DEVBUF); 2906#endif 2907#ifndef SC_NO_FONT_LOADING 2908 free(sc->font_8, M_DEVBUF); 2909 free(sc->font_14, M_DEVBUF); 2910 free(sc->font_16, M_DEVBUF); 2911#endif 2912 /* XXX vtb, history */ 2913 } 2914 bzero(sc, sizeof(*sc)); 2915 sc->keyboard = -1; 2916 sc->adapter = -1; 2917} 2918 2919static void 2920scshutdown(void *arg, int howto) 2921{ 2922 /* assert(sc_console != NULL) */ 2923 2924 sc_touch_scrn_saver(); 2925 if (!cold && sc_console 2926 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2927 && sc_console->smode.mode == VT_AUTO) 2928 sc_switch_scr(sc_console->sc, sc_console->index); 2929 shutdown_in_progress = TRUE; 2930} 2931 2932int 2933sc_clean_up(scr_stat *scp) 2934{ 2935#ifdef DEV_SPLASH 2936 int error; 2937#endif 2938 2939 if (scp->sc->flags & SC_SCRN_BLANKED) { 2940 sc_touch_scrn_saver(); 2941#ifdef DEV_SPLASH 2942 if ((error = wait_scrn_saver_stop(scp->sc))) 2943 return error; 2944#endif 2945 } 2946 scp->status |= MOUSE_HIDDEN; 2947 sc_remove_mouse_image(scp); 2948 sc_remove_cutmarking(scp); 2949 return 0; 2950} 2951 2952void 2953sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2954{ 2955 sc_vtb_t new; 2956 sc_vtb_t old; 2957 2958 old = scp->vtb; 2959 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2960 if (!discard && (old.vtb_flags & VTB_VALID)) { 2961 /* retain the current cursor position and buffer contants */ 2962 scp->cursor_oldpos = scp->cursor_pos; 2963 /* 2964 * This works only if the old buffer has the same size as or larger 2965 * than the new one. XXX 2966 */ 2967 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2968 scp->vtb = new; 2969 } else { 2970 scp->vtb = new; 2971 sc_vtb_destroy(&old); 2972 } 2973 2974#ifndef SC_NO_SYSMOUSE 2975 /* move the mouse cursor at the center of the screen */ 2976 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2977#endif 2978} 2979 2980static scr_stat 2981*alloc_scp(sc_softc_t *sc, int vty) 2982{ 2983 scr_stat *scp; 2984 2985 /* assert(sc_malloc) */ 2986 2987 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2988 init_scp(sc, vty, scp); 2989 2990 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2991 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2992 sc_init_emulator(scp, "*"); 2993 2994#ifndef SC_NO_CUTPASTE 2995 sc_alloc_cut_buffer(scp, TRUE); 2996#endif 2997 2998#ifndef SC_NO_HISTORY 2999 sc_alloc_history_buffer(scp, 0, 0, TRUE); 3000#endif 3001 3002 return scp; 3003} 3004 3005static void 3006init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 3007{ 3008 video_info_t info; 3009 3010 bzero(scp, sizeof(*scp)); 3011 3012 scp->index = vty; 3013 scp->sc = sc; 3014 scp->status = 0; 3015 scp->mode = sc->initial_mode; 3016 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 3017 if (info.vi_flags & V_INFO_GRAPHICS) { 3018 scp->status |= GRAPHICS_MODE; 3019 scp->xpixel = info.vi_width; 3020 scp->ypixel = info.vi_height; 3021 scp->xsize = info.vi_width/info.vi_cwidth; 3022 scp->ysize = info.vi_height/info.vi_cheight; 3023 scp->font_size = 0; 3024 scp->font = NULL; 3025 } else { 3026 scp->xsize = info.vi_width; 3027 scp->ysize = info.vi_height; 3028 scp->xpixel = scp->xsize*info.vi_cwidth; 3029 scp->ypixel = scp->ysize*info.vi_cheight; 3030 scp->font_size = info.vi_cheight; 3031 scp->font_width = info.vi_cwidth; 3032 if (info.vi_cheight < 14) { 3033#ifndef SC_NO_FONT_LOADING 3034 scp->font = sc->font_8; 3035#else 3036 scp->font = NULL; 3037#endif 3038 } else if (info.vi_cheight >= 16) { 3039#ifndef SC_NO_FONT_LOADING 3040 scp->font = sc->font_16; 3041#else 3042 scp->font = NULL; 3043#endif 3044 } else { 3045#ifndef SC_NO_FONT_LOADING 3046 scp->font = sc->font_14; 3047#else 3048 scp->font = NULL; 3049#endif 3050 } 3051 } 3052 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3053#ifndef __sparc64__ 3054 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3055#endif 3056 scp->xoff = scp->yoff = 0; 3057 scp->xpos = scp->ypos = 0; 3058 scp->start = scp->xsize * scp->ysize - 1; 3059 scp->end = 0; 3060 scp->tsw = NULL; 3061 scp->ts = NULL; 3062 scp->rndr = NULL; 3063 scp->border = (SC_NORM_ATTR >> 4) & 0x0f; 3064 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3065 scp->mouse_cut_start = scp->xsize*scp->ysize; 3066 scp->mouse_cut_end = -1; 3067 scp->mouse_signal = 0; 3068 scp->mouse_pid = 0; 3069 scp->mouse_proc = NULL; 3070 scp->kbd_mode = K_XLATE; 3071 scp->bell_pitch = bios_value.bell_pitch; 3072 scp->bell_duration = BELL_DURATION; 3073 scp->status |= (bios_value.shift_state & NLKED); 3074 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3075 scp->pid = 0; 3076 scp->proc = NULL; 3077 scp->smode.mode = VT_AUTO; 3078 scp->history = NULL; 3079 scp->history_pos = 0; 3080 scp->history_size = 0; 3081} 3082 3083int 3084sc_init_emulator(scr_stat *scp, char *name) 3085{ 3086 sc_term_sw_t *sw; 3087 sc_rndr_sw_t *rndr; 3088 void *p; 3089 int error; 3090 3091 if (name == NULL) /* if no name is given, use the current emulator */ 3092 sw = scp->tsw; 3093 else /* ...otherwise find the named emulator */ 3094 sw = sc_term_match(name); 3095 if (sw == NULL) 3096 return EINVAL; 3097 3098 rndr = NULL; 3099 if (strcmp(sw->te_renderer, "*") != 0) { 3100 rndr = sc_render_match(scp, sw->te_renderer, 3101 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3102 } 3103 if (rndr == NULL) { 3104 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3105 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3106 if (rndr == NULL) 3107 return ENODEV; 3108 } 3109 3110 if (sw == scp->tsw) { 3111 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3112 scp->rndr = rndr; 3113 scp->rndr->init(scp); 3114 sc_clear_screen(scp); 3115 /* assert(error == 0); */ 3116 return error; 3117 } 3118 3119 if (sc_malloc && (sw->te_size > 0)) 3120 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3121 else 3122 p = NULL; 3123 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3124 if (error) 3125 return error; 3126 3127 if (scp->tsw) 3128 (*scp->tsw->te_term)(scp, &scp->ts); 3129 if (scp->ts != NULL) 3130 free(scp->ts, M_DEVBUF); 3131 scp->tsw = sw; 3132 scp->ts = p; 3133 scp->rndr = rndr; 3134 scp->rndr->init(scp); 3135 3136 /* XXX */ 3137 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3138 sc_clear_screen(scp); 3139 3140 return 0; 3141} 3142 3143/* 3144 * scgetc(flags) - get character from keyboard. 3145 * If flags & SCGETC_CN, then avoid harmful side effects. 3146 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3147 * return NOKEY if there is nothing there. 3148 */ 3149static u_int 3150scgetc(sc_softc_t *sc, u_int flags) 3151{ 3152 scr_stat *scp; 3153#ifndef SC_NO_HISTORY 3154 struct tty *tp; 3155#endif 3156 u_int c; 3157 int this_scr; 3158 int f; 3159 int i; 3160 3161 if (sc->kbd == NULL) 3162 return NOKEY; 3163 3164next_code: 3165#if 1 3166 /* I don't like this, but... XXX */ 3167 if (flags & SCGETC_CN) 3168 sccnupdate(sc->cur_scp); 3169#endif 3170 scp = sc->cur_scp; 3171 /* first see if there is something in the keyboard port */ 3172 for (;;) { 3173 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3174 if (c == ERRKEY) { 3175 if (!(flags & SCGETC_CN)) 3176 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3177 } else if (c == NOKEY) 3178 return c; 3179 else 3180 break; 3181 } 3182 3183 /* make screensaver happy */ 3184 if (!(c & RELKEY)) 3185 sc_touch_scrn_saver(); 3186 3187 if (!(flags & SCGETC_CN)) 3188 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3189 3190 if (scp->kbd_mode != K_XLATE) 3191 return KEYCHAR(c); 3192 3193 /* if scroll-lock pressed allow history browsing */ 3194 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3195 3196 scp->status &= ~CURSOR_ENABLED; 3197 sc_remove_cursor_image(scp); 3198 3199#ifndef SC_NO_HISTORY 3200 if (!(scp->status & BUFFER_SAVED)) { 3201 scp->status |= BUFFER_SAVED; 3202 sc_hist_save(scp); 3203 } 3204 switch (c) { 3205 /* FIXME: key codes */ 3206 case SPCLKEY | FKEY | F(49): /* home key */ 3207 sc_remove_cutmarking(scp); 3208 sc_hist_home(scp); 3209 goto next_code; 3210 3211 case SPCLKEY | FKEY | F(57): /* end key */ 3212 sc_remove_cutmarking(scp); 3213 sc_hist_end(scp); 3214 goto next_code; 3215 3216 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3217 sc_remove_cutmarking(scp); 3218 if (sc_hist_up_line(scp)) 3219 if (!(flags & SCGETC_CN)) 3220 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3221 goto next_code; 3222 3223 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3224 sc_remove_cutmarking(scp); 3225 if (sc_hist_down_line(scp)) 3226 if (!(flags & SCGETC_CN)) 3227 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3228 goto next_code; 3229 3230 case SPCLKEY | FKEY | F(51): /* page up key */ 3231 sc_remove_cutmarking(scp); 3232 for (i=0; i<scp->ysize; i++) 3233 if (sc_hist_up_line(scp)) { 3234 if (!(flags & SCGETC_CN)) 3235 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3236 break; 3237 } 3238 goto next_code; 3239 3240 case SPCLKEY | FKEY | F(59): /* page down key */ 3241 sc_remove_cutmarking(scp); 3242 for (i=0; i<scp->ysize; i++) 3243 if (sc_hist_down_line(scp)) { 3244 if (!(flags & SCGETC_CN)) 3245 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3246 break; 3247 } 3248 goto next_code; 3249 } 3250#endif /* SC_NO_HISTORY */ 3251 } 3252 3253 /* 3254 * Process and consume special keys here. Return a plain char code 3255 * or a char code with the META flag or a function key code. 3256 */ 3257 if (c & RELKEY) { 3258 /* key released */ 3259 /* goto next_code */ 3260 } else { 3261 /* key pressed */ 3262 if (c & SPCLKEY) { 3263 c &= ~SPCLKEY; 3264 switch (KEYCHAR(c)) { 3265 /* LOCKING KEYS */ 3266 case NLK: case CLK: case ALK: 3267 break; 3268 case SLK: 3269 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3270 if (f & SLKED) { 3271 scp->status |= SLKED; 3272 } else { 3273 if (scp->status & SLKED) { 3274 scp->status &= ~SLKED; 3275#ifndef SC_NO_HISTORY 3276 if (scp->status & BUFFER_SAVED) { 3277 if (!sc_hist_restore(scp)) 3278 sc_remove_cutmarking(scp); 3279 scp->status &= ~BUFFER_SAVED; 3280 scp->status |= CURSOR_ENABLED; 3281 sc_draw_cursor_image(scp); 3282 } 3283 tp = VIRTUAL_TTY(sc, scp->index); 3284 if (ISTTYOPEN(tp)) 3285 scstart(tp); 3286#endif 3287 } 3288 } 3289 break; 3290 3291 case PASTE: 3292#ifndef SC_NO_CUTPASTE 3293 sc_mouse_paste(scp); 3294#endif 3295 break; 3296 3297 /* NON-LOCKING KEYS */ 3298 case NOP: 3299 case LSH: case RSH: case LCTR: case RCTR: 3300 case LALT: case RALT: case ASH: case META: 3301 break; 3302 3303 case BTAB: 3304 if (!(sc->flags & SC_SCRN_BLANKED)) 3305 return c; 3306 break; 3307 3308 case SPSC: 3309#ifdef DEV_SPLASH 3310 /* force activatation/deactivation of the screen saver */ 3311 if (!(sc->flags & SC_SCRN_BLANKED)) { 3312 run_scrn_saver = TRUE; 3313 sc->scrn_time_stamp -= scrn_blank_time; 3314 } 3315 if (cold) { 3316 /* 3317 * While devices are being probed, the screen saver need 3318 * to be invoked explictly. XXX 3319 */ 3320 if (sc->flags & SC_SCRN_BLANKED) { 3321 scsplash_stick(FALSE); 3322 stop_scrn_saver(sc, current_saver); 3323 } else { 3324 if (!ISGRAPHSC(scp)) { 3325 scsplash_stick(TRUE); 3326 (*current_saver)(sc, TRUE); 3327 } 3328 } 3329 } 3330#endif /* DEV_SPLASH */ 3331 break; 3332 3333 case RBT: 3334#ifndef SC_DISABLE_REBOOT 3335 if (enable_reboot) 3336 shutdown_nice(0); 3337#endif 3338 break; 3339 3340 case HALT: 3341#ifndef SC_DISABLE_REBOOT 3342 if (enable_reboot) 3343 shutdown_nice(RB_HALT); 3344#endif 3345 break; 3346 3347 case PDWN: 3348#ifndef SC_DISABLE_REBOOT 3349 if (enable_reboot) 3350 shutdown_nice(RB_HALT|RB_POWEROFF); 3351#endif 3352 break; 3353 3354 case SUSP: 3355 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3356 break; 3357 case STBY: 3358 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3359 break; 3360 3361 case DBG: 3362#ifndef SC_DISABLE_KDBKEY 3363 if (enable_kdbkey) 3364 kdb_enter("manual escape to debugger"); 3365#endif 3366 break; 3367 3368 case PNC: 3369 if (enable_panic_key) 3370 panic("Forced by the panic key"); 3371 break; 3372 3373 case NEXT: 3374 this_scr = scp->index; 3375 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3376 sc->first_vty + i != this_scr; 3377 i = (i + 1)%sc->vtys) { 3378 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3379 if (ISTTYOPEN(tp)) { 3380 sc_switch_scr(scp->sc, sc->first_vty + i); 3381 break; 3382 } 3383 } 3384 break; 3385 3386 case PREV: 3387 this_scr = scp->index; 3388 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3389 sc->first_vty + i != this_scr; 3390 i = (i + sc->vtys - 1)%sc->vtys) { 3391 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3392 if (ISTTYOPEN(tp)) { 3393 sc_switch_scr(scp->sc, sc->first_vty + i); 3394 break; 3395 } 3396 } 3397 break; 3398 3399 default: 3400 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3401 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3402 break; 3403 } 3404 /* assert(c & FKEY) */ 3405 if (!(sc->flags & SC_SCRN_BLANKED)) 3406 return c; 3407 break; 3408 } 3409 /* goto next_code */ 3410 } else { 3411 /* regular keys (maybe MKEY is set) */ 3412 if (!(sc->flags & SC_SCRN_BLANKED)) 3413 return c; 3414 } 3415 } 3416 3417 goto next_code; 3418} 3419 3420static int 3421scmmap(struct cdev *dev, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3422{ 3423 scr_stat *scp; 3424 3425 scp = sc_get_stat(dev); 3426 if (scp != scp->sc->cur_scp) 3427 return -1; 3428 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, paddr, nprot); 3429} 3430 3431static int 3432save_kbd_state(scr_stat *scp) 3433{ 3434 int state; 3435 int error; 3436 3437 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3438 if (error == ENOIOCTL) 3439 error = ENODEV; 3440 if (error == 0) { 3441 scp->status &= ~LOCK_MASK; 3442 scp->status |= state; 3443 } 3444 return error; 3445} 3446 3447static int 3448update_kbd_state(scr_stat *scp, int new_bits, int mask) 3449{ 3450 int state; 3451 int error; 3452 3453 if (mask != LOCK_MASK) { 3454 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3455 if (error == ENOIOCTL) 3456 error = ENODEV; 3457 if (error) 3458 return error; 3459 state &= ~mask; 3460 state |= new_bits & mask; 3461 } else { 3462 state = new_bits & LOCK_MASK; 3463 } 3464 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3465 if (error == ENOIOCTL) 3466 error = ENODEV; 3467 return error; 3468} 3469 3470static int 3471update_kbd_leds(scr_stat *scp, int which) 3472{ 3473 int error; 3474 3475 which &= LOCK_MASK; 3476 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3477 if (error == ENOIOCTL) 3478 error = ENODEV; 3479 return error; 3480} 3481 3482int 3483set_mode(scr_stat *scp) 3484{ 3485 video_info_t info; 3486 3487 /* reject unsupported mode */ 3488 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3489 return 1; 3490 3491 /* if this vty is not currently showing, do nothing */ 3492 if (scp != scp->sc->cur_scp) 3493 return 0; 3494 3495 /* setup video hardware for the given mode */ 3496 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3497 scp->rndr->init(scp); 3498#ifndef __sparc64__ 3499 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3500 (void *)scp->sc->adp->va_window, FALSE); 3501#endif 3502 3503#ifndef SC_NO_FONT_LOADING 3504 /* load appropriate font */ 3505 if (!(scp->status & GRAPHICS_MODE)) { 3506 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3507 if (scp->font_size < 14) { 3508 if (scp->sc->fonts_loaded & FONT_8) 3509 sc_load_font(scp, 0, 8, 8, scp->sc->font_8, 0, 256); 3510 } else if (scp->font_size >= 16) { 3511 if (scp->sc->fonts_loaded & FONT_16) 3512 sc_load_font(scp, 0, 16, 8, scp->sc->font_16, 0, 256); 3513 } else { 3514 if (scp->sc->fonts_loaded & FONT_14) 3515 sc_load_font(scp, 0, 14, 8, scp->sc->font_14, 0, 256); 3516 } 3517 /* 3518 * FONT KLUDGE: 3519 * This is an interim kludge to display correct font. 3520 * Always use the font page #0 on the video plane 2. 3521 * Somehow we cannot show the font in other font pages on 3522 * some video cards... XXX 3523 */ 3524 sc_show_font(scp, 0); 3525 } 3526 mark_all(scp); 3527 } 3528#endif /* !SC_NO_FONT_LOADING */ 3529 3530 sc_set_border(scp, scp->border); 3531 sc_set_cursor_image(scp); 3532 3533 return 0; 3534} 3535 3536void 3537sc_set_border(scr_stat *scp, int color) 3538{ 3539 SC_VIDEO_LOCK(scp->sc); 3540 (*scp->rndr->draw_border)(scp, color); 3541 SC_VIDEO_UNLOCK(scp->sc); 3542} 3543 3544#ifndef SC_NO_FONT_LOADING 3545void 3546sc_load_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3547 int base, int count) 3548{ 3549 sc_softc_t *sc; 3550 3551 sc = scp->sc; 3552 sc->font_loading_in_progress = TRUE; 3553 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, width, buf, base, 3554 count); 3555 sc->font_loading_in_progress = FALSE; 3556} 3557 3558void 3559sc_save_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3560 int base, int count) 3561{ 3562 sc_softc_t *sc; 3563 3564 sc = scp->sc; 3565 sc->font_loading_in_progress = TRUE; 3566 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, width, buf, base, 3567 count); 3568 sc->font_loading_in_progress = FALSE; 3569} 3570 3571void 3572sc_show_font(scr_stat *scp, int page) 3573{ 3574 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3575} 3576#endif /* !SC_NO_FONT_LOADING */ 3577 3578void 3579sc_paste(scr_stat *scp, u_char *p, int count) 3580{ 3581 struct tty *tp; 3582 u_char *rmap; 3583 3584 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3585 if (!ISTTYOPEN(tp)) 3586 return; 3587 rmap = scp->sc->scr_rmap; 3588 for (; count > 0; --count) 3589 ttyld_rint(tp, rmap[*p++]); 3590} 3591 3592void 3593sc_bell(scr_stat *scp, int pitch, int duration) 3594{ 3595 if (cold || shutdown_in_progress || !enable_bell) 3596 return; 3597 3598 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3599 return; 3600 3601 if (scp->sc->flags & SC_VISUAL_BELL) { 3602 if (scp->sc->blink_in_progress) 3603 return; 3604 scp->sc->blink_in_progress = 3; 3605 if (scp != scp->sc->cur_scp) 3606 scp->sc->blink_in_progress += 2; 3607 blink_screen(scp->sc->cur_scp); 3608 } else if (duration != 0 && pitch != 0) { 3609 if (scp != scp->sc->cur_scp) 3610 pitch *= 2; 3611 sysbeep(pitch, duration); 3612 } 3613} 3614 3615static void 3616blink_screen(void *arg) 3617{ 3618 scr_stat *scp = arg; 3619 struct tty *tp; 3620 3621 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3622 scp->sc->blink_in_progress = 0; 3623 mark_all(scp); 3624 tp = VIRTUAL_TTY(scp->sc, scp->index); 3625 if (ISTTYOPEN(tp)) 3626 scstart(tp); 3627 if (scp->sc->delayed_next_scr) 3628 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3629 } 3630 else { 3631 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3632 scp->sc->blink_in_progress & 1); 3633 scp->sc->blink_in_progress--; 3634 timeout(blink_screen, scp, hz / 10); 3635 } 3636} 3637 3638/* 3639 * Until sc_attach_unit() gets called no dev structures will be available 3640 * to store the per-screen current status. This is the case when the 3641 * kernel is initially booting and needs access to its console. During 3642 * this early phase of booting the console's current status is kept in 3643 * one statically defined scr_stat structure, and any pointers to the 3644 * dev structures will be NULL. 3645 */ 3646 3647static scr_stat * 3648sc_get_stat(struct cdev *devptr) 3649{ 3650 if (devptr == NULL) 3651 return (&main_console); 3652 return (SC_STAT(devptr)); 3653} 3654 3655/* 3656 * Allocate active keyboard. Try to allocate "kbdmux" keyboard first, and, 3657 * if found, add all non-busy keyboards to "kbdmux". Otherwise look for 3658 * any keyboard. 3659 */ 3660 3661static int 3662sc_allocate_keyboard(sc_softc_t *sc, int unit) 3663{ 3664 int idx0, idx; 3665 keyboard_t *k0, *k; 3666 keyboard_info_t ki; 3667 3668 idx0 = kbd_allocate("kbdmux", -1, (void *)&sc->keyboard, sckbdevent, sc); 3669 if (idx0 != -1) { 3670 k0 = kbd_get_keyboard(idx0); 3671 3672 for (idx = kbd_find_keyboard2("*", -1, 0); 3673 idx != -1; 3674 idx = kbd_find_keyboard2("*", -1, idx + 1)) { 3675 k = kbd_get_keyboard(idx); 3676 3677 if (idx == idx0 || KBD_IS_BUSY(k)) 3678 continue; 3679 3680 bzero(&ki, sizeof(ki)); 3681 strcpy(ki.kb_name, k->kb_name); 3682 ki.kb_unit = k->kb_unit; 3683 3684 kbd_ioctl(k0, KBADDKBD, (caddr_t) &ki); 3685 } 3686 } else 3687 idx0 = kbd_allocate("*", unit, (void *)&sc->keyboard, sckbdevent, sc); 3688 3689 return (idx0); 3690} 3691