syscons.c revision 126078
1213136Spjd/*- 2213136Spjd * Copyright (c) 1992-1998 S�ren Schmidt 3213136Spjd * All rights reserved. 4213136Spjd * 5213136Spjd * Redistribution and use in source and binary forms, with or without 6213136Spjd * modification, are permitted provided that the following conditions 7213136Spjd * are met: 8213136Spjd * 1. Redistributions of source code must retain the above copyright 9213136Spjd * notice, this list of conditions and the following disclaimer, 10213136Spjd * without modification, immediately at the beginning of the file. 11213136Spjd * 2. Redistributions in binary form must reproduce the above copyright 12213136Spjd * notice, this list of conditions and the following disclaimer in the 13213136Spjd * documentation and/or other materials provided with the distribution. 14213136Spjd * 3. The name of the author may not be used to endorse or promote products 15213136Spjd * derived from this software without specific prior written permission. 16213136Spjd * 17213136Spjd * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18213136Spjd * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19213136Spjd * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20213136Spjd * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21213136Spjd * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22213136Spjd * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23213136Spjd * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24213136Spjd * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25213136Spjd * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26213136Spjd * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27213136Spjd */ 28213136Spjd 29213136Spjd#include <sys/cdefs.h> 30213136Spjd__FBSDID("$FreeBSD: head/sys/dev/syscons/syscons.c 126078 2004-02-21 20:41:11Z phk $"); 31213136Spjd 32213136Spjd#include "opt_syscons.h" 33213136Spjd#include "opt_splash.h" 34213136Spjd#include "opt_ddb.h" 35213136Spjd 36213136Spjd#include <sys/param.h> 37213136Spjd#include <sys/systm.h> 38213136Spjd#include <sys/conf.h> 39213136Spjd#include <sys/cons.h> 40219083Spjd#include <sys/consio.h> 41213136Spjd#include <sys/eventhandler.h> 42213136Spjd#include <sys/fbio.h> 43213136Spjd#include <sys/kbio.h> 44213136Spjd#include <sys/kernel.h> 45213136Spjd#include <sys/lock.h> 46213136Spjd#include <sys/malloc.h> 47213136Spjd#include <sys/mutex.h> 48213136Spjd#include <sys/proc.h> 49213136Spjd#include <sys/random.h> 50213136Spjd#include <sys/reboot.h> 51213136Spjd#include <sys/signalvar.h> 52213136Spjd#include <sys/sysctl.h> 53213136Spjd#include <sys/tty.h> 54#include <sys/power.h> 55 56#include <machine/clock.h> 57#if __sparc64__ || __powerpc__ 58#include <machine/sc_machdep.h> 59#else 60#include <machine/pc/display.h> 61#endif 62#ifdef __i386__ 63#include <machine/psl.h> 64#include <machine/apm_bios.h> 65#include <machine/frame.h> 66#endif 67 68#include <dev/kbd/kbdreg.h> 69#include <dev/fb/fbreg.h> 70#include <dev/fb/splashreg.h> 71#include <dev/syscons/syscons.h> 72 73#define COLD 0 74#define WARM 1 75 76#define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 77#define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 78 79#define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 80 81typedef struct default_attr { 82 int std_color; /* normal hardware color */ 83 int rev_color; /* reverse hardware color */ 84} default_attr; 85 86static default_attr user_default = { 87 SC_NORM_ATTR, 88 SC_NORM_REV_ATTR, 89}; 90 91static default_attr kernel_default = { 92 SC_KERNEL_CONS_ATTR, 93 SC_KERNEL_CONS_REV_ATTR, 94}; 95 96static int sc_console_unit = -1; 97static int sc_saver_keyb_only = 1; 98static scr_stat *sc_console; 99static struct tty *sc_console_tty; 100static struct consdev *sc_consptr; 101static void *kernel_console_ts; 102 103static char init_done = COLD; 104static char shutdown_in_progress = FALSE; 105static char sc_malloc = FALSE; 106 107static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 108static int run_scrn_saver = FALSE; /* should run the saver? */ 109static int enable_bell = TRUE; /* enable beeper */ 110static long scrn_blank_time = 0; /* screen saver timeout value */ 111#ifdef DEV_SPLASH 112static int scrn_blanked; /* # of blanked screen */ 113static int sticky_splash = FALSE; 114 115static void none_saver(sc_softc_t *sc, int blank) { } 116static void (*current_saver)(sc_softc_t *, int) = none_saver; 117#endif 118 119SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 120SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 121SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 122 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 123SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 124 0, "enable bell"); 125#if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 126#include "font.h" 127#endif 128 129 d_ioctl_t *sc_user_ioctl; 130 131static bios_values_t bios_value; 132 133static int enable_panic_key; 134SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 135 0, ""); 136 137#define SC_CONSOLECTL 255 138 139#define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 140 SC_DEV((sc), (x))->si_tty : NULL) 141#define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) 142 143static int debugger; 144 145/* prototypes */ 146static int scvidprobe(int unit, int flags, int cons); 147static int sckbdprobe(int unit, int flags, int cons); 148static void scmeminit(void *arg); 149static int scdevtounit(dev_t dev); 150static kbd_callback_func_t sckbdevent; 151static int scparam(struct tty *tp, struct termios *t); 152static void scstart(struct tty *tp); 153static void scinit(int unit, int flags); 154#if !__alpha__ 155static void scterm(int unit, int flags); 156#endif 157static void scshutdown(void *arg, int howto); 158static u_int scgetc(sc_softc_t *sc, u_int flags); 159#define SCGETC_CN 1 160#define SCGETC_NONBLOCK 2 161static int sccngetch(int flags); 162static void sccnupdate(scr_stat *scp); 163static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 164static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 165static timeout_t scrn_timer; 166static int and_region(int *s1, int *e1, int s2, int e2); 167static void scrn_update(scr_stat *scp, int show_cursor); 168 169#ifdef DEV_SPLASH 170static int scsplash_callback(int event, void *arg); 171static void scsplash_saver(sc_softc_t *sc, int show); 172static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 173static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 174static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 175static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 176static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 177static int wait_scrn_saver_stop(sc_softc_t *sc); 178#define scsplash_stick(stick) (sticky_splash = (stick)) 179#else /* !DEV_SPLASH */ 180#define scsplash_stick(stick) 181#endif /* DEV_SPLASH */ 182 183static int do_switch_scr(sc_softc_t *sc, int s); 184static int vt_proc_alive(scr_stat *scp); 185static int signal_vt_rel(scr_stat *scp); 186static int signal_vt_acq(scr_stat *scp); 187static int finish_vt_rel(scr_stat *scp, int release, int *s); 188static int finish_vt_acq(scr_stat *scp); 189static void exchange_scr(sc_softc_t *sc); 190static void update_cursor_image(scr_stat *scp); 191static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 192static int save_kbd_state(scr_stat *scp); 193static int update_kbd_state(scr_stat *scp, int state, int mask); 194static int update_kbd_leds(scr_stat *scp, int which); 195static timeout_t blink_screen; 196 197#define CDEV_MAJOR 12 198 199static cn_probe_t sccnprobe; 200static cn_init_t sccninit; 201static cn_getc_t sccngetc; 202static cn_checkc_t sccncheckc; 203static cn_putc_t sccnputc; 204static cn_dbctl_t sccndbctl; 205static cn_term_t sccnterm; 206 207#if __alpha__ 208void sccnattach(void); 209#endif 210 211CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 212 sccndbctl); 213 214static d_open_t scopen; 215static d_close_t scclose; 216static d_read_t scread; 217static d_ioctl_t scioctl; 218static d_mmap_t scmmap; 219 220static struct cdevsw sc_cdevsw = { 221 .d_open = scopen, 222 .d_close = scclose, 223 .d_read = scread, 224 .d_ioctl = scioctl, 225 .d_mmap = scmmap, 226 .d_name = "sc", 227 .d_maj = CDEV_MAJOR, 228 .d_flags = D_TTY, 229}; 230 231int 232sc_probe_unit(int unit, int flags) 233{ 234 if (!scvidprobe(unit, flags, FALSE)) { 235 if (bootverbose) 236 printf("sc%d: no video adapter found.\n", unit); 237 return ENXIO; 238 } 239 240 /* syscons will be attached even when there is no keyboard */ 241 sckbdprobe(unit, flags, FALSE); 242 243 return 0; 244} 245 246/* probe video adapters, return TRUE if found */ 247static int 248scvidprobe(int unit, int flags, int cons) 249{ 250 /* 251 * Access the video adapter driver through the back door! 252 * Video adapter drivers need to be configured before syscons. 253 * However, when syscons is being probed as the low-level console, 254 * they have not been initialized yet. We force them to initialize 255 * themselves here. XXX 256 */ 257 vid_configure(cons ? VIO_PROBE_ONLY : 0); 258 259 return (vid_find_adapter("*", unit) >= 0); 260} 261 262/* probe the keyboard, return TRUE if found */ 263static int 264sckbdprobe(int unit, int flags, int cons) 265{ 266 /* access the keyboard driver through the backdoor! */ 267 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 268 269 return (kbd_find_keyboard("*", unit) >= 0); 270} 271 272static char 273*adapter_name(video_adapter_t *adp) 274{ 275 static struct { 276 int type; 277 char *name[2]; 278 } names[] = { 279 { KD_MONO, { "MDA", "MDA" } }, 280 { KD_HERCULES, { "Hercules", "Hercules" } }, 281 { KD_CGA, { "CGA", "CGA" } }, 282 { KD_EGA, { "EGA", "EGA (mono)" } }, 283 { KD_VGA, { "VGA", "VGA (mono)" } }, 284 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 285 { KD_TGA, { "TGA", "TGA" } }, 286 { -1, { "Unknown", "Unknown" } }, 287 }; 288 int i; 289 290 for (i = 0; names[i].type != -1; ++i) 291 if (names[i].type == adp->va_type) 292 break; 293 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 294} 295 296int 297sc_attach_unit(int unit, int flags) 298{ 299 sc_softc_t *sc; 300 scr_stat *scp; 301#ifdef SC_PIXEL_MODE 302 video_info_t info; 303#endif 304 int vc; 305 dev_t dev; 306 307 flags &= ~SC_KERNEL_CONSOLE; 308 309 if (sc_console_unit == unit) { 310 /* 311 * If this unit is being used as the system console, we need to 312 * adjust some variables and buffers before and after scinit(). 313 */ 314 /* assert(sc_console != NULL) */ 315 flags |= SC_KERNEL_CONSOLE; 316 scmeminit(NULL); 317 318 scinit(unit, flags); 319 320 if (sc_console->tsw->te_size > 0) { 321 /* assert(sc_console->ts != NULL); */ 322 kernel_console_ts = sc_console->ts; 323 sc_console->ts = malloc(sc_console->tsw->te_size, 324 M_DEVBUF, M_WAITOK); 325 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 326 (*sc_console->tsw->te_default_attr)(sc_console, 327 user_default.std_color, 328 user_default.rev_color); 329 } 330 } else { 331 scinit(unit, flags); 332 } 333 334 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 335 sc->config = flags; 336 scp = SC_STAT(sc->dev[0]); 337 if (sc_console == NULL) /* sc_console_unit < 0 */ 338 sc_console = scp; 339 340#ifdef SC_PIXEL_MODE 341 if ((sc->config & SC_VESA800X600) 342 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 343#ifdef DEV_SPLASH 344 if (sc->flags & SC_SPLASH_SCRN) 345 splash_term(sc->adp); 346#endif 347 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 348 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 349 sc->initial_mode = M_VESA_800x600; 350#ifdef DEV_SPLASH 351 /* put up the splash again! */ 352 if (sc->flags & SC_SPLASH_SCRN) 353 splash_init(sc->adp, scsplash_callback, sc); 354#endif 355 } 356#endif /* SC_PIXEL_MODE */ 357 358 /* initialize cursor */ 359 if (!ISGRAPHSC(scp)) 360 update_cursor_image(scp); 361 362 /* get screen update going */ 363 scrn_timer(sc); 364 365 /* set up the keyboard */ 366 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 367 update_kbd_state(scp, scp->status, LOCK_MASK); 368 369 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 370 unit, adapter_name(sc->adp), sc->vtys, sc->config); 371 if (bootverbose) { 372 printf("sc%d:", unit); 373 if (sc->adapter >= 0) 374 printf(" fb%d", sc->adapter); 375 if (sc->keyboard >= 0) 376 printf(", kbd%d", sc->keyboard); 377 if (scp->tsw) 378 printf(", terminal emulator: %s (%s)", 379 scp->tsw->te_name, scp->tsw->te_desc); 380 printf("\n"); 381 } 382 383 /* register a shutdown callback for the kernel console */ 384 if (sc_console_unit == unit) 385 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 386 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 387 388 for (vc = 0; vc < sc->vtys; vc++) { 389 if (sc->dev[vc] == NULL) { 390 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 391 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 392 sc->dev[vc] = dev; 393 } 394 /* 395 * The first vty already has struct tty and scr_stat initialized 396 * in scinit(). The other vtys will have these structs when 397 * first opened. 398 */ 399 } 400 401 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 402 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 403 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 404 SC_STAT(dev) = sc_console; 405 406 return 0; 407} 408 409static void 410scmeminit(void *arg) 411{ 412 if (sc_malloc) 413 return; 414 sc_malloc = TRUE; 415 416 /* 417 * As soon as malloc() becomes functional, we had better allocate 418 * various buffers for the kernel console. 419 */ 420 421 if (sc_console_unit < 0) /* sc_console == NULL */ 422 return; 423 424 /* copy the temporary buffer to the final buffer */ 425 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 426 427#ifndef SC_NO_CUTPASTE 428 sc_alloc_cut_buffer(sc_console, FALSE); 429#endif 430 431#ifndef SC_NO_HISTORY 432 /* initialize history buffer & pointers */ 433 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 434#endif 435} 436 437/* XXX */ 438SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 439 440static int 441scdevtounit(dev_t dev) 442{ 443 int vty = SC_VTY(dev); 444 445 if (vty == SC_CONSOLECTL) 446 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 447 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 448 return -1; 449 else 450 return vty/MAXCONS; 451} 452 453static int 454scopen(dev_t dev, int flag, int mode, struct thread *td) 455{ 456 int unit = scdevtounit(dev); 457 sc_softc_t *sc; 458 struct tty *tp; 459 scr_stat *scp; 460#ifndef __sparc64__ 461 keyarg_t key; 462#endif 463 int error; 464 465 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 466 major(dev), minor(dev), unit, SC_VTY(dev))); 467 468 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 469 if (sc == NULL) 470 return ENXIO; 471 472 tp = dev->si_tty = ttymalloc(dev->si_tty); 473 tp->t_oproc = scstart; 474 tp->t_param = scparam; 475 tp->t_stop = nottystop; 476 tp->t_dev = dev; 477 if (!ISTTYOPEN(tp)) { 478 ttychars(tp); 479 /* Use the current setting of the <-- key as default VERASE. */ 480 /* If the Delete key is preferable, an stty is necessary */ 481#ifndef __sparc64__ 482 if (sc->kbd != NULL) { 483 key.keynum = KEYCODE_BS; 484 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 485 tp->t_cc[VERASE] = key.key.map[0]; 486 } 487#endif 488 tp->t_iflag = TTYDEF_IFLAG; 489 tp->t_oflag = TTYDEF_OFLAG; 490 tp->t_cflag = TTYDEF_CFLAG; 491 tp->t_lflag = TTYDEF_LFLAG; 492 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 493 scparam(tp, &tp->t_termios); 494 (*linesw[tp->t_line].l_modem)(tp, 1); 495 } 496 else 497 if (tp->t_state & TS_XCLUDE && suser(td)) 498 return(EBUSY); 499 500 error = (*linesw[tp->t_line].l_open)(dev, tp); 501 502 scp = SC_STAT(dev); 503 if (scp == NULL) { 504 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 505 if (ISGRAPHSC(scp)) 506 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 507 } 508 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 509 tp->t_winsize.ws_col = scp->xsize; 510 tp->t_winsize.ws_row = scp->ysize; 511 } 512 513 return error; 514} 515 516static int 517scclose(dev_t dev, int flag, int mode, struct thread *td) 518{ 519 struct tty *tp = dev->si_tty; 520 scr_stat *scp; 521 int s; 522 523 if (SC_VTY(dev) != SC_CONSOLECTL) { 524 scp = SC_STAT(tp->t_dev); 525 /* were we in the middle of the VT switching process? */ 526 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 527 s = spltty(); 528 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 529 cnavailable(sc_consptr, TRUE); 530 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 531 DPRINTF(5, ("reset WAIT_REL, ")); 532 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 533 DPRINTF(5, ("reset WAIT_ACQ, ")); 534#if not_yet_done 535 if (scp == &main_console) { 536 scp->pid = 0; 537 scp->proc = NULL; 538 scp->smode.mode = VT_AUTO; 539 } 540 else { 541 sc_vtb_destroy(&scp->vtb); 542#ifndef __sparc64__ 543 sc_vtb_destroy(&scp->scr); 544#endif 545 sc_free_history_buffer(scp, scp->ysize); 546 SC_STAT(dev) = NULL; 547 free(scp, M_DEVBUF); 548 } 549#else 550 scp->pid = 0; 551 scp->proc = NULL; 552 scp->smode.mode = VT_AUTO; 553#endif 554 scp->kbd_mode = K_XLATE; 555 if (scp == scp->sc->cur_scp) 556 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 557 DPRINTF(5, ("done.\n")); 558 } 559 spltty(); 560 (*linesw[tp->t_line].l_close)(tp, flag); 561 ttyclose(tp); 562 spl0(); 563 return(0); 564} 565 566static int 567scread(dev_t dev, struct uio *uio, int flag) 568{ 569 if (!sc_saver_keyb_only) 570 sc_touch_scrn_saver(); 571 return ttyread(dev, uio, flag); 572} 573 574static int 575sckbdevent(keyboard_t *thiskbd, int event, void *arg) 576{ 577 sc_softc_t *sc; 578 struct tty *cur_tty; 579 int c; 580 size_t len; 581 u_char *cp; 582 583 sc = (sc_softc_t *)arg; 584 /* assert(thiskbd == sc->kbd) */ 585 586 switch (event) { 587 case KBDIO_KEYINPUT: 588 break; 589 case KBDIO_UNLOADING: 590 sc->kbd = NULL; 591 sc->keyboard = -1; 592 kbd_release(thiskbd, (void *)&sc->keyboard); 593 return 0; 594 default: 595 return EINVAL; 596 } 597 598 /* 599 * Loop while there is still input to get from the keyboard. 600 * I don't think this is nessesary, and it doesn't fix 601 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 602 */ 603 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 604 605 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 606 if (!ISTTYOPEN(cur_tty)) { 607 cur_tty = sc_console_tty; 608 if (!ISTTYOPEN(cur_tty)) 609 continue; 610 } 611 612 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 613 continue; 614 615 switch (KEYFLAGS(c)) { 616 case 0x0000: /* normal key */ 617 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 618 break; 619 case FKEY: /* function key, return string */ 620 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 621 if (cp != NULL) { 622 while (len-- > 0) 623 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 624 } 625 break; 626 case MKEY: /* meta is active, prepend ESC */ 627 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 628 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 629 break; 630 case BKEY: /* backtab fixed sequence (esc [ Z) */ 631 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 632 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 633 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 634 break; 635 } 636 } 637 638 sc->cur_scp->status |= MOUSE_HIDDEN; 639 640 return 0; 641} 642 643static int 644scparam(struct tty *tp, struct termios *t) 645{ 646 tp->t_ispeed = t->c_ispeed; 647 tp->t_ospeed = t->c_ospeed; 648 tp->t_cflag = t->c_cflag; 649 return 0; 650} 651 652static int 653scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct thread *td) 654{ 655 int error; 656 int i; 657 struct tty *tp; 658 sc_softc_t *sc; 659 scr_stat *scp; 660 int s; 661 662 tp = dev->si_tty; 663 664 /* If there is a user_ioctl function call that first */ 665 if (sc_user_ioctl) { 666 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 667 if (error != ENOIOCTL) 668 return error; 669 } 670 671 error = sc_vid_ioctl(tp, cmd, data, flag, td); 672 if (error != ENOIOCTL) 673 return error; 674 675#ifndef SC_NO_HISTORY 676 error = sc_hist_ioctl(tp, cmd, data, flag, td); 677 if (error != ENOIOCTL) 678 return error; 679#endif 680 681#ifndef SC_NO_SYSMOUSE 682 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 683 if (error != ENOIOCTL) 684 return error; 685#endif 686 687 scp = SC_STAT(tp->t_dev); 688 /* assert(scp != NULL) */ 689 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 690 sc = scp->sc; 691 692 if (scp->tsw) { 693 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 694 if (error != ENOIOCTL) 695 return error; 696 } 697 698 switch (cmd) { /* process console hardware related ioctl's */ 699 700 case GIO_ATTR: /* get current attributes */ 701 /* this ioctl is not processed here, but in the terminal emulator */ 702 return ENOTTY; 703 704 case GIO_COLOR: /* is this a color console ? */ 705 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 706 return 0; 707 708 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 709 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 710 return EINVAL; 711 s = spltty(); 712 scrn_blank_time = *(int *)data; 713 run_scrn_saver = (scrn_blank_time != 0); 714 splx(s); 715 return 0; 716 717 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 718 s = spltty(); 719 *(int *)data &= CONS_CURSOR_ATTRS; 720 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 721 splx(s); 722 return 0; 723 724 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 725 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 726 ((int *)data)[0] = scp->curr_curs_attr.flags; 727 ((int *)data)[1] = scp->curr_curs_attr.base; 728 ((int *)data)[2] = scp->curr_curs_attr.height; 729 } else { 730 ((int *)data)[0] = sc->curs_attr.flags; 731 ((int *)data)[1] = sc->curs_attr.base; 732 ((int *)data)[2] = sc->curs_attr.height; 733 } 734 return 0; 735 736 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 737 s = spltty(); 738 sc_change_cursor_shape(scp, ((int *)data)[0], 739 ((int *)data)[1], ((int *)data)[2]); 740 splx(s); 741 return 0; 742 743 case CONS_BELLTYPE: /* set bell type sound/visual */ 744 if ((*(int *)data) & 0x01) 745 sc->flags |= SC_VISUAL_BELL; 746 else 747 sc->flags &= ~SC_VISUAL_BELL; 748 if ((*(int *)data) & 0x02) 749 sc->flags |= SC_QUIET_BELL; 750 else 751 sc->flags &= ~SC_QUIET_BELL; 752 return 0; 753 754 case CONS_GETINFO: /* get current (virtual) console info */ 755 { 756 vid_info_t *ptr = (vid_info_t*)data; 757 if (ptr->size == sizeof(struct vid_info)) { 758 ptr->m_num = sc->cur_scp->index; 759 ptr->font_size = scp->font_size; 760 ptr->mv_col = scp->xpos; 761 ptr->mv_row = scp->ypos; 762 ptr->mv_csz = scp->xsize; 763 ptr->mv_rsz = scp->ysize; 764 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 765 /* 766 * The following fields are filled by the terminal emulator. XXX 767 * 768 * ptr->mv_norm.fore 769 * ptr->mv_norm.back 770 * ptr->mv_rev.fore 771 * ptr->mv_rev.back 772 */ 773 ptr->mv_grfc.fore = 0; /* not supported */ 774 ptr->mv_grfc.back = 0; /* not supported */ 775 ptr->mv_ovscan = scp->border; 776 if (scp == sc->cur_scp) 777 save_kbd_state(scp); 778 ptr->mk_keylock = scp->status & LOCK_MASK; 779 return 0; 780 } 781 return EINVAL; 782 } 783 784 case CONS_GETVERS: /* get version number */ 785 *(int*)data = 0x200; /* version 2.0 */ 786 return 0; 787 788 case CONS_IDLE: /* see if the screen has been idle */ 789 /* 790 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 791 * the user process may have been writing something on the 792 * screen and syscons is not aware of it. Declare the screen 793 * is NOT idle if it is in one of these modes. But there is 794 * an exception to it; if a screen saver is running in the 795 * graphics mode in the current screen, we should say that the 796 * screen has been idle. 797 */ 798 *(int *)data = (sc->flags & SC_SCRN_IDLE) 799 && (!ISGRAPHSC(sc->cur_scp) 800 || (sc->cur_scp->status & SAVER_RUNNING)); 801 return 0; 802 803 case CONS_SAVERMODE: /* set saver mode */ 804 switch(*(int *)data) { 805 case CONS_NO_SAVER: 806 case CONS_USR_SAVER: 807 /* if a LKM screen saver is running, stop it first. */ 808 scsplash_stick(FALSE); 809 saver_mode = *(int *)data; 810 s = spltty(); 811#ifdef DEV_SPLASH 812 if ((error = wait_scrn_saver_stop(NULL))) { 813 splx(s); 814 return error; 815 } 816#endif 817 run_scrn_saver = TRUE; 818 if (saver_mode == CONS_USR_SAVER) 819 scp->status |= SAVER_RUNNING; 820 else 821 scp->status &= ~SAVER_RUNNING; 822 scsplash_stick(TRUE); 823 splx(s); 824 break; 825 case CONS_LKM_SAVER: 826 s = spltty(); 827 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 828 scp->status &= ~SAVER_RUNNING; 829 saver_mode = *(int *)data; 830 splx(s); 831 break; 832 default: 833 return EINVAL; 834 } 835 return 0; 836 837 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 838 /* 839 * Note that this ioctl does not guarantee the screen saver 840 * actually starts or stops. It merely attempts to do so... 841 */ 842 s = spltty(); 843 run_scrn_saver = (*(int *)data != 0); 844 if (run_scrn_saver) 845 sc->scrn_time_stamp -= scrn_blank_time; 846 splx(s); 847 return 0; 848 849 case CONS_SCRSHOT: /* get a screen shot */ 850 { 851 int retval, hist_rsz; 852 size_t lsize, csize; 853 vm_offset_t frbp, hstp; 854 unsigned lnum; 855 scrshot_t *ptr = (scrshot_t *)data; 856 void *outp = ptr->buf; 857 858 s = spltty(); 859 if (ISGRAPHSC(scp)) { 860 splx(s); 861 return EOPNOTSUPP; 862 } 863 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 864 if ((ptr->x + ptr->xsize) > scp->xsize || 865 (ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 866 splx(s); 867 return EINVAL; 868 } 869 870 lsize = scp->xsize * sizeof(u_int16_t); 871 csize = ptr->xsize * sizeof(u_int16_t); 872 /* Pointer to the last line of framebuffer */ 873 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 874 sizeof(u_int16_t); 875 /* Pointer to the last line of target buffer */ 876 (vm_offset_t)outp += ptr->ysize * csize; 877 /* Pointer to the last line of history buffer */ 878 if (scp->history != NULL) 879 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 880 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 881 else 882 hstp = 0; 883 884 retval = 0; 885 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 886 if (lnum < scp->ysize) { 887 frbp -= lsize; 888 } else { 889 hstp -= lsize; 890 if (hstp < scp->history->vtb_buffer) 891 hstp += scp->history->vtb_rows * lsize; 892 frbp = hstp; 893 } 894 if (lnum < ptr->y) 895 continue; 896 (vm_offset_t)outp -= csize; 897 retval = copyout((void *)frbp, outp, csize); 898 if (retval != 0) 899 break; 900 } 901 splx(s); 902 return retval; 903 } 904 905 case VT_SETMODE: /* set screen switcher mode */ 906 { 907 struct vt_mode *mode; 908 struct proc *p1; 909 910 mode = (struct vt_mode *)data; 911 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 912 if (scp->smode.mode == VT_PROCESS) { 913 p1 = pfind(scp->pid); 914 if (scp->proc == p1 && scp->proc != td->td_proc) { 915 if (p1) 916 PROC_UNLOCK(p1); 917 DPRINTF(5, ("error EPERM\n")); 918 return EPERM; 919 } 920 if (p1) 921 PROC_UNLOCK(p1); 922 } 923 s = spltty(); 924 if (mode->mode == VT_AUTO) { 925 scp->smode.mode = VT_AUTO; 926 scp->proc = NULL; 927 scp->pid = 0; 928 DPRINTF(5, ("VT_AUTO, ")); 929 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 930 cnavailable(sc_consptr, TRUE); 931 /* were we in the middle of the vty switching process? */ 932 if (finish_vt_rel(scp, TRUE, &s) == 0) 933 DPRINTF(5, ("reset WAIT_REL, ")); 934 if (finish_vt_acq(scp) == 0) 935 DPRINTF(5, ("reset WAIT_ACQ, ")); 936 } else { 937 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 938 || !ISSIGVALID(mode->frsig)) { 939 splx(s); 940 DPRINTF(5, ("error EINVAL\n")); 941 return EINVAL; 942 } 943 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 944 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 945 scp->proc = td->td_proc; 946 scp->pid = scp->proc->p_pid; 947 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 948 cnavailable(sc_consptr, FALSE); 949 } 950 splx(s); 951 DPRINTF(5, ("\n")); 952 return 0; 953 } 954 955 case VT_GETMODE: /* get screen switcher mode */ 956 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 957 return 0; 958 959 case VT_RELDISP: /* screen switcher ioctl */ 960 s = spltty(); 961 /* 962 * This must be the current vty which is in the VT_PROCESS 963 * switching mode... 964 */ 965 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 966 splx(s); 967 return EINVAL; 968 } 969 /* ...and this process is controlling it. */ 970 if (scp->proc != td->td_proc) { 971 splx(s); 972 return EPERM; 973 } 974 error = EINVAL; 975 switch(*(intptr_t *)data) { 976 case VT_FALSE: /* user refuses to release screen, abort */ 977 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 978 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 979 break; 980 case VT_TRUE: /* user has released screen, go on */ 981 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 982 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 983 break; 984 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 985 if ((error = finish_vt_acq(scp)) == 0) 986 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 987 break; 988 default: 989 break; 990 } 991 splx(s); 992 return error; 993 994 case VT_OPENQRY: /* return free virtual console */ 995 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 996 tp = VIRTUAL_TTY(sc, i); 997 if (!ISTTYOPEN(tp)) { 998 *(int *)data = i + 1; 999 return 0; 1000 } 1001 } 1002 return EINVAL; 1003 1004 case VT_ACTIVATE: /* switch to screen *data */ 1005 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1006 s = spltty(); 1007 sc_clean_up(sc->cur_scp); 1008 splx(s); 1009 return sc_switch_scr(sc, i); 1010 1011 case VT_WAITACTIVE: /* wait for switch to occur */ 1012 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1013 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1014 return EINVAL; 1015 s = spltty(); 1016 error = sc_clean_up(sc->cur_scp); 1017 splx(s); 1018 if (error) 1019 return error; 1020 scp = SC_STAT(SC_DEV(sc, i)); 1021 if (scp == scp->sc->cur_scp) 1022 return 0; 1023 while ((error=tsleep(&scp->smode, PZERO|PCATCH, 1024 "waitvt", 0)) == ERESTART) ; 1025 return error; 1026 1027 case VT_GETACTIVE: /* get active vty # */ 1028 *(int *)data = sc->cur_scp->index + 1; 1029 return 0; 1030 1031 case VT_GETINDEX: /* get this vty # */ 1032 *(int *)data = scp->index + 1; 1033 return 0; 1034 1035 case VT_LOCKSWITCH: /* prevent vty switching */ 1036 if ((*(int *)data) & 0x01) 1037 sc->flags |= SC_SCRN_VTYLOCK; 1038 else 1039 sc->flags &= ~SC_SCRN_VTYLOCK; 1040 return 0; 1041 1042 case KDENABIO: /* allow io operations */ 1043 error = suser(td); 1044 if (error != 0) 1045 return error; 1046 error = securelevel_gt(td->td_ucred, 0); 1047 if (error != 0) 1048 return error; 1049#ifdef __i386__ 1050 td->td_frame->tf_eflags |= PSL_IOPL; 1051#endif 1052 return 0; 1053 1054 case KDDISABIO: /* disallow io operations (default) */ 1055#ifdef __i386__ 1056 td->td_frame->tf_eflags &= ~PSL_IOPL; 1057#endif 1058 return 0; 1059 1060 case KDSKBSTATE: /* set keyboard state (locks) */ 1061 if (*(int *)data & ~LOCK_MASK) 1062 return EINVAL; 1063 scp->status &= ~LOCK_MASK; 1064 scp->status |= *(int *)data; 1065 if (scp == sc->cur_scp) 1066 update_kbd_state(scp, scp->status, LOCK_MASK); 1067 return 0; 1068 1069 case KDGKBSTATE: /* get keyboard state (locks) */ 1070 if (scp == sc->cur_scp) 1071 save_kbd_state(scp); 1072 *(int *)data = scp->status & LOCK_MASK; 1073 return 0; 1074 1075 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1076 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1077 error = kbd_ioctl(sc->kbd, cmd, data); 1078 if (error == ENOIOCTL) 1079 error = ENODEV; 1080 return error; 1081 1082 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1083 if (*(int *)data & ~0x7f) 1084 return EINVAL; 1085 error = kbd_ioctl(sc->kbd, cmd, data); 1086 if (error == ENOIOCTL) 1087 error = ENODEV; 1088 return error; 1089 1090 case KDSKBMODE: /* set keyboard mode */ 1091 switch (*(int *)data) { 1092 case K_XLATE: /* switch to XLT ascii mode */ 1093 case K_RAW: /* switch to RAW scancode mode */ 1094 case K_CODE: /* switch to CODE mode */ 1095 scp->kbd_mode = *(int *)data; 1096 if (scp == sc->cur_scp) 1097 kbd_ioctl(sc->kbd, cmd, data); 1098 return 0; 1099 default: 1100 return EINVAL; 1101 } 1102 /* NOT REACHED */ 1103 1104 case KDGKBMODE: /* get keyboard mode */ 1105 *(int *)data = scp->kbd_mode; 1106 return 0; 1107 1108 case KDGKBINFO: 1109 error = kbd_ioctl(sc->kbd, cmd, data); 1110 if (error == ENOIOCTL) 1111 error = ENODEV; 1112 return error; 1113 1114 case KDMKTONE: /* sound the bell */ 1115 if (*(int*)data) 1116 sc_bell(scp, (*(int*)data)&0xffff, 1117 (((*(int*)data)>>16)&0xffff)*hz/1000); 1118 else 1119 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1120 return 0; 1121 1122 case KIOCSOUND: /* make tone (*data) hz */ 1123 if (scp == sc->cur_scp) { 1124 if (*(int *)data) 1125 return sc_tone(*(int *)data); 1126 else 1127 return sc_tone(0); 1128 } 1129 return 0; 1130 1131 case KDGKBTYPE: /* get keyboard type */ 1132 error = kbd_ioctl(sc->kbd, cmd, data); 1133 if (error == ENOIOCTL) { 1134 /* always return something? XXX */ 1135 *(int *)data = 0; 1136 } 1137 return 0; 1138 1139 case KDSETLED: /* set keyboard LED status */ 1140 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1141 return EINVAL; 1142 scp->status &= ~LED_MASK; 1143 scp->status |= *(int *)data; 1144 if (scp == sc->cur_scp) 1145 update_kbd_leds(scp, scp->status); 1146 return 0; 1147 1148 case KDGETLED: /* get keyboard LED status */ 1149 if (scp == sc->cur_scp) 1150 save_kbd_state(scp); 1151 *(int *)data = scp->status & LED_MASK; 1152 return 0; 1153 1154 case CONS_SETKBD: /* set the new keyboard */ 1155 { 1156 keyboard_t *newkbd; 1157 1158 s = spltty(); 1159 newkbd = kbd_get_keyboard(*(int *)data); 1160 if (newkbd == NULL) { 1161 splx(s); 1162 return EINVAL; 1163 } 1164 error = 0; 1165 if (sc->kbd != newkbd) { 1166 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1167 (void *)&sc->keyboard, sckbdevent, sc); 1168 /* i == newkbd->kb_index */ 1169 if (i >= 0) { 1170 if (sc->kbd != NULL) { 1171 save_kbd_state(sc->cur_scp); 1172 kbd_release(sc->kbd, (void *)&sc->keyboard); 1173 } 1174 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1175 sc->keyboard = i; 1176 kbd_ioctl(sc->kbd, KDSKBMODE, 1177 (caddr_t)&sc->cur_scp->kbd_mode); 1178 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1179 LOCK_MASK); 1180 } else { 1181 error = EPERM; /* XXX */ 1182 } 1183 } 1184 splx(s); 1185 return error; 1186 } 1187 1188 case CONS_RELKBD: /* release the current keyboard */ 1189 s = spltty(); 1190 error = 0; 1191 if (sc->kbd != NULL) { 1192 save_kbd_state(sc->cur_scp); 1193 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1194 if (error == 0) { 1195 sc->kbd = NULL; 1196 sc->keyboard = -1; 1197 } 1198 } 1199 splx(s); 1200 return error; 1201 1202 case CONS_GETTERM: /* get the current terminal emulator info */ 1203 { 1204 sc_term_sw_t *sw; 1205 1206 if (((term_info_t *)data)->ti_index == 0) { 1207 sw = scp->tsw; 1208 } else { 1209 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1210 } 1211 if (sw != NULL) { 1212 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1213 sizeof(((term_info_t *)data)->ti_name)); 1214 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1215 sizeof(((term_info_t *)data)->ti_desc)); 1216 ((term_info_t *)data)->ti_flags = 0; 1217 return 0; 1218 } else { 1219 ((term_info_t *)data)->ti_name[0] = '\0'; 1220 ((term_info_t *)data)->ti_desc[0] = '\0'; 1221 ((term_info_t *)data)->ti_flags = 0; 1222 return EINVAL; 1223 } 1224 } 1225 1226 case CONS_SETTERM: /* set the current terminal emulator */ 1227 s = spltty(); 1228 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1229 /* FIXME: what if scp == sc_console! XXX */ 1230 splx(s); 1231 return error; 1232 1233 case GIO_SCRNMAP: /* get output translation table */ 1234 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1235 return 0; 1236 1237 case PIO_SCRNMAP: /* set output translation table */ 1238 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1239 for (i=0; i<sizeof(sc->scr_map); i++) { 1240 sc->scr_rmap[sc->scr_map[i]] = i; 1241 } 1242 return 0; 1243 1244 case GIO_KEYMAP: /* get keyboard translation table */ 1245 case PIO_KEYMAP: /* set keyboard translation table */ 1246 case GIO_DEADKEYMAP: /* get accent key translation table */ 1247 case PIO_DEADKEYMAP: /* set accent key translation table */ 1248 case GETFKEY: /* get function key string */ 1249 case SETFKEY: /* set function key string */ 1250 error = kbd_ioctl(sc->kbd, cmd, data); 1251 if (error == ENOIOCTL) 1252 error = ENODEV; 1253 return error; 1254 1255#ifndef SC_NO_FONT_LOADING 1256 1257 case PIO_FONT8x8: /* set 8x8 dot font */ 1258 if (!ISFONTAVAIL(sc->adp->va_flags)) 1259 return ENXIO; 1260 bcopy(data, sc->font_8, 8*256); 1261 sc->fonts_loaded |= FONT_8; 1262 /* 1263 * FONT KLUDGE 1264 * Always use the font page #0. XXX 1265 * Don't load if the current font size is not 8x8. 1266 */ 1267 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1268 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1269 return 0; 1270 1271 case GIO_FONT8x8: /* get 8x8 dot font */ 1272 if (!ISFONTAVAIL(sc->adp->va_flags)) 1273 return ENXIO; 1274 if (sc->fonts_loaded & FONT_8) { 1275 bcopy(sc->font_8, data, 8*256); 1276 return 0; 1277 } 1278 else 1279 return ENXIO; 1280 1281 case PIO_FONT8x14: /* set 8x14 dot font */ 1282 if (!ISFONTAVAIL(sc->adp->va_flags)) 1283 return ENXIO; 1284 bcopy(data, sc->font_14, 14*256); 1285 sc->fonts_loaded |= FONT_14; 1286 /* 1287 * FONT KLUDGE 1288 * Always use the font page #0. XXX 1289 * Don't load if the current font size is not 8x14. 1290 */ 1291 if (ISTEXTSC(sc->cur_scp) 1292 && (sc->cur_scp->font_size >= 14) 1293 && (sc->cur_scp->font_size < 16)) 1294 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1295 return 0; 1296 1297 case GIO_FONT8x14: /* get 8x14 dot font */ 1298 if (!ISFONTAVAIL(sc->adp->va_flags)) 1299 return ENXIO; 1300 if (sc->fonts_loaded & FONT_14) { 1301 bcopy(sc->font_14, data, 14*256); 1302 return 0; 1303 } 1304 else 1305 return ENXIO; 1306 1307 case PIO_FONT8x16: /* set 8x16 dot font */ 1308 if (!ISFONTAVAIL(sc->adp->va_flags)) 1309 return ENXIO; 1310 bcopy(data, sc->font_16, 16*256); 1311 sc->fonts_loaded |= FONT_16; 1312 /* 1313 * FONT KLUDGE 1314 * Always use the font page #0. XXX 1315 * Don't load if the current font size is not 8x16. 1316 */ 1317 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1318 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1319 return 0; 1320 1321 case GIO_FONT8x16: /* get 8x16 dot font */ 1322 if (!ISFONTAVAIL(sc->adp->va_flags)) 1323 return ENXIO; 1324 if (sc->fonts_loaded & FONT_16) { 1325 bcopy(sc->font_16, data, 16*256); 1326 return 0; 1327 } 1328 else 1329 return ENXIO; 1330 1331#endif /* SC_NO_FONT_LOADING */ 1332 1333#ifdef PC98 1334 case ADJUST_CLOCK: /* /dev/rtc for 98note resume */ 1335 inittodr(0); 1336 return 0; 1337#endif 1338 1339 default: 1340 break; 1341 } 1342 1343 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, td); 1344 if (error != ENOIOCTL) 1345 return(error); 1346 error = ttioctl(tp, cmd, data, flag); 1347 if (error != ENOIOCTL) 1348 return(error); 1349 return(ENOTTY); 1350} 1351 1352static void 1353scstart(struct tty *tp) 1354{ 1355 struct clist *rbp; 1356 int s, len; 1357 u_char buf[PCBURST]; 1358 scr_stat *scp = SC_STAT(tp->t_dev); 1359 1360 if (scp->status & SLKED || scp->sc->blink_in_progress) 1361 return; 1362 s = spltty(); 1363 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1364 tp->t_state |= TS_BUSY; 1365 rbp = &tp->t_outq; 1366 while (rbp->c_cc) { 1367 len = q_to_b(rbp, buf, PCBURST); 1368 splx(s); 1369 sc_puts(scp, buf, len); 1370 s = spltty(); 1371 } 1372 tp->t_state &= ~TS_BUSY; 1373 ttwwakeup(tp); 1374 } 1375 splx(s); 1376} 1377 1378static void 1379sccnprobe(struct consdev *cp) 1380{ 1381#if !__alpha__ 1382 int unit; 1383 int flags; 1384 1385 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1386 1387 /* a video card is always required */ 1388 if (!scvidprobe(unit, flags, TRUE)) 1389 cp->cn_pri = CN_DEAD; 1390 1391 /* syscons will become console even when there is no keyboard */ 1392 sckbdprobe(unit, flags, TRUE); 1393 1394 if (cp->cn_pri == CN_DEAD) 1395 return; 1396 1397 /* initialize required fields */ 1398 sprintf(cp->cn_name, "consolectl"); 1399#endif /* !__alpha__ */ 1400 1401#if __alpha__ 1402 /* 1403 * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() 1404 * interface to install the console. Always return CN_DEAD from 1405 * here. 1406 */ 1407 cp->cn_pri = CN_DEAD; 1408#endif /* __alpha__ */ 1409} 1410 1411static void 1412sccninit(struct consdev *cp) 1413{ 1414#if !__alpha__ 1415 int unit; 1416 int flags; 1417 1418 sc_get_cons_priority(&unit, &flags); 1419 scinit(unit, flags | SC_KERNEL_CONSOLE); 1420 sc_console_unit = unit; 1421 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1422 sc_consptr = cp; 1423#endif /* !__alpha__ */ 1424 1425#if __alpha__ 1426 /* SHOULDN'T REACH HERE */ 1427#endif /* __alpha__ */ 1428} 1429 1430static void 1431sccnterm(struct consdev *cp) 1432{ 1433 /* we are not the kernel console any more, release everything */ 1434 1435 if (sc_console_unit < 0) 1436 return; /* shouldn't happen */ 1437 1438#if !__alpha__ 1439#if 0 /* XXX */ 1440 sc_clear_screen(sc_console); 1441 sccnupdate(sc_console); 1442#endif 1443 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1444 sc_console_unit = -1; 1445 sc_console = NULL; 1446#endif /* !__alpha__ */ 1447 1448#if __alpha__ 1449 /* do nothing XXX */ 1450#endif /* __alpha__ */ 1451} 1452 1453#ifdef __alpha__ 1454 1455void 1456sccnattach(void) 1457{ 1458 static struct consdev consdev; 1459 int unit; 1460 int flags; 1461 1462 bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); 1463 consdev.cn_pri = sc_get_cons_priority(&unit, &flags); 1464 1465 /* a video card is always required */ 1466 if (!scvidprobe(unit, flags, TRUE)) 1467 consdev.cn_pri = CN_DEAD; 1468 1469 /* alpha doesn't allow the console being without a keyboard... Why? */ 1470 if (!sckbdprobe(unit, flags, TRUE)) 1471 consdev.cn_pri = CN_DEAD; 1472 1473 if (consdev.cn_pri == CN_DEAD) 1474 return; 1475 1476 scinit(unit, flags | SC_KERNEL_CONSOLE); 1477 sc_console_unit = unit; 1478 sc_consptr = &consdev; 1479 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1480 sprintf(consdev.cn_name, "ttyv%r", 0); 1481 cnadd(&consdev); 1482} 1483 1484#endif /* __alpha__ */ 1485 1486static void 1487sccnputc(struct consdev *cd, int c) 1488{ 1489 u_char buf[1]; 1490 scr_stat *scp = sc_console; 1491 void *save; 1492#ifndef SC_NO_HISTORY 1493 struct tty *tp; 1494#endif /* !SC_NO_HISTORY */ 1495 int s; 1496 1497 /* assert(sc_console != NULL) */ 1498 1499#ifndef SC_NO_HISTORY 1500 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1501 scp->status &= ~SLKED; 1502 update_kbd_state(scp, scp->status, SLKED); 1503 if (scp->status & BUFFER_SAVED) { 1504 if (!sc_hist_restore(scp)) 1505 sc_remove_cutmarking(scp); 1506 scp->status &= ~BUFFER_SAVED; 1507 scp->status |= CURSOR_ENABLED; 1508 sc_draw_cursor_image(scp); 1509 } 1510 tp = VIRTUAL_TTY(scp->sc, scp->index); 1511 if (ISTTYOPEN(tp)) 1512 scstart(tp); 1513 } 1514#endif /* !SC_NO_HISTORY */ 1515 1516 save = scp->ts; 1517 if (kernel_console_ts != NULL) 1518 scp->ts = kernel_console_ts; 1519 buf[0] = c; 1520 sc_puts(scp, buf, 1); 1521 scp->ts = save; 1522 1523 s = spltty(); /* block sckbdevent and scrn_timer */ 1524 sccnupdate(scp); 1525 splx(s); 1526} 1527 1528static int 1529sccngetc(struct consdev *cd) 1530{ 1531 return sccngetch(0); 1532} 1533 1534static int 1535sccncheckc(struct consdev *cd) 1536{ 1537 return sccngetch(SCGETC_NONBLOCK); 1538} 1539 1540static void 1541sccndbctl(struct consdev *cd, int on) 1542{ 1543 /* assert(sc_console_unit >= 0) */ 1544 /* try to switch to the kernel console screen */ 1545 if (on && debugger == 0) { 1546 /* 1547 * TRY to make sure the screen saver is stopped, 1548 * and the screen is updated before switching to 1549 * the vty0. 1550 */ 1551 scrn_timer(NULL); 1552 if (!cold 1553 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1554 && sc_console->smode.mode == VT_AUTO) { 1555 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1556 ++debugger; /* XXX */ 1557#ifdef DDB 1558 /* unlock vty switching */ 1559 sc_console->sc->flags &= ~SC_SCRN_VTYLOCK; 1560#endif 1561 sc_switch_scr(sc_console->sc, sc_console->index); 1562 --debugger; /* XXX */ 1563 } 1564 } 1565 if (on) 1566 ++debugger; 1567 else 1568 --debugger; 1569} 1570 1571static int 1572sccngetch(int flags) 1573{ 1574 static struct fkeytab fkey; 1575 static int fkeycp; 1576 scr_stat *scp; 1577 u_char *p; 1578 int cur_mode; 1579 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1580 int c; 1581 1582 /* assert(sc_console != NULL) */ 1583 1584 /* 1585 * Stop the screen saver and update the screen if necessary. 1586 * What if we have been running in the screen saver code... XXX 1587 */ 1588 sc_touch_scrn_saver(); 1589 scp = sc_console->sc->cur_scp; /* XXX */ 1590 sccnupdate(scp); 1591 1592 if (fkeycp < fkey.len) { 1593 splx(s); 1594 return fkey.str[fkeycp++]; 1595 } 1596 1597 if (scp->sc->kbd == NULL) { 1598 splx(s); 1599 return -1; 1600 } 1601 1602 /* 1603 * Make sure the keyboard is accessible even when the kbd device 1604 * driver is disabled. 1605 */ 1606 kbd_enable(scp->sc->kbd); 1607 1608 /* we shall always use the keyboard in the XLATE mode here */ 1609 cur_mode = scp->kbd_mode; 1610 scp->kbd_mode = K_XLATE; 1611 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1612 1613 kbd_poll(scp->sc->kbd, TRUE); 1614 c = scgetc(scp->sc, SCGETC_CN | flags); 1615 kbd_poll(scp->sc->kbd, FALSE); 1616 1617 scp->kbd_mode = cur_mode; 1618 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1619 kbd_disable(scp->sc->kbd); 1620 splx(s); 1621 1622 switch (KEYFLAGS(c)) { 1623 case 0: /* normal char */ 1624 return KEYCHAR(c); 1625 case FKEY: /* function key */ 1626 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1627 fkey.len = fkeycp; 1628 if ((p != NULL) && (fkey.len > 0)) { 1629 bcopy(p, fkey.str, fkey.len); 1630 fkeycp = 1; 1631 return fkey.str[0]; 1632 } 1633 return c; /* XXX */ 1634 case NOKEY: 1635 case ERRKEY: 1636 default: 1637 return -1; 1638 } 1639 /* NOT REACHED */ 1640} 1641 1642static void 1643sccnupdate(scr_stat *scp) 1644{ 1645 /* this is a cut-down version of scrn_timer()... */ 1646 1647 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1648 return; 1649 1650 if (debugger > 0 || panicstr || shutdown_in_progress) { 1651 sc_touch_scrn_saver(); 1652 } else if (scp != scp->sc->cur_scp) { 1653 return; 1654 } 1655 1656 if (!run_scrn_saver) 1657 scp->sc->flags &= ~SC_SCRN_IDLE; 1658#ifdef DEV_SPLASH 1659 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1660 if (scp->sc->flags & SC_SCRN_BLANKED) 1661 stop_scrn_saver(scp->sc, current_saver); 1662#endif 1663 1664 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1665 || scp->sc->switch_in_progress) 1666 return; 1667 /* 1668 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1669 * when write_in_progress is non-zero. XXX 1670 */ 1671 1672 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1673 scrn_update(scp, TRUE); 1674} 1675 1676static void 1677scrn_timer(void *arg) 1678{ 1679#ifndef PC98 1680 static int kbd_interval = 0; 1681#endif 1682 struct timeval tv; 1683 sc_softc_t *sc; 1684 scr_stat *scp; 1685 int again; 1686 int s; 1687 1688 again = (arg != NULL); 1689 if (arg != NULL) 1690 sc = (sc_softc_t *)arg; 1691 else if (sc_console != NULL) 1692 sc = sc_console->sc; 1693 else 1694 return; 1695 1696 /* don't do anything when we are performing some I/O operations */ 1697 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1698 if (again) 1699 timeout(scrn_timer, sc, hz / 10); 1700 return; 1701 } 1702 s = spltty(); 1703 1704#ifndef PC98 1705 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1706 /* try to allocate a keyboard automatically */ 1707 if (++kbd_interval >= 25) { 1708 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1709 sckbdevent, sc); 1710 if (sc->keyboard >= 0) { 1711 sc->kbd = kbd_get_keyboard(sc->keyboard); 1712 kbd_ioctl(sc->kbd, KDSKBMODE, 1713 (caddr_t)&sc->cur_scp->kbd_mode); 1714 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1715 LOCK_MASK); 1716 } 1717 kbd_interval = 0; 1718 } 1719 } 1720#endif /* PC98 */ 1721 1722 /* find the vty to update */ 1723 scp = sc->cur_scp; 1724 1725 /* should we stop the screen saver? */ 1726 getmicrouptime(&tv); 1727 if (debugger > 0 || panicstr || shutdown_in_progress) 1728 sc_touch_scrn_saver(); 1729 if (run_scrn_saver) { 1730 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1731 sc->flags |= SC_SCRN_IDLE; 1732 else 1733 sc->flags &= ~SC_SCRN_IDLE; 1734 } else { 1735 sc->scrn_time_stamp = tv.tv_sec; 1736 sc->flags &= ~SC_SCRN_IDLE; 1737 if (scrn_blank_time > 0) 1738 run_scrn_saver = TRUE; 1739 } 1740#ifdef DEV_SPLASH 1741 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1742 if (sc->flags & SC_SCRN_BLANKED) 1743 stop_scrn_saver(sc, current_saver); 1744#endif 1745 1746 /* should we just return ? */ 1747 if (sc->blink_in_progress || sc->switch_in_progress 1748 || sc->write_in_progress) { 1749 if (again) 1750 timeout(scrn_timer, sc, hz / 10); 1751 splx(s); 1752 return; 1753 } 1754 1755 /* Update the screen */ 1756 scp = sc->cur_scp; /* cur_scp may have changed... */ 1757 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1758 scrn_update(scp, TRUE); 1759 1760#ifdef DEV_SPLASH 1761 /* should we activate the screen saver? */ 1762 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1763 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1764 (*current_saver)(sc, TRUE); 1765#endif 1766 1767 if (again) 1768 timeout(scrn_timer, sc, hz / 25); 1769 splx(s); 1770} 1771 1772static int 1773and_region(int *s1, int *e1, int s2, int e2) 1774{ 1775 if (*e1 < s2 || e2 < *s1) 1776 return FALSE; 1777 *s1 = imax(*s1, s2); 1778 *e1 = imin(*e1, e2); 1779 return TRUE; 1780} 1781 1782static void 1783scrn_update(scr_stat *scp, int show_cursor) 1784{ 1785 int start; 1786 int end; 1787 int s; 1788 int e; 1789 1790 /* assert(scp == scp->sc->cur_scp) */ 1791 1792 ++scp->sc->videoio_in_progress; 1793 1794#ifndef SC_NO_CUTPASTE 1795 /* remove the previous mouse pointer image if necessary */ 1796 if (scp->status & MOUSE_VISIBLE) { 1797 s = scp->mouse_pos; 1798 e = scp->mouse_pos + scp->xsize + 1; 1799 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1800 || and_region(&s, &e, scp->start, scp->end) 1801 || ((scp->status & CURSOR_ENABLED) && 1802 (scp->cursor_pos != scp->cursor_oldpos) && 1803 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1804 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1805 sc_remove_mouse_image(scp); 1806 if (scp->end >= scp->xsize*scp->ysize) 1807 scp->end = scp->xsize*scp->ysize - 1; 1808 } 1809 } 1810#endif /* !SC_NO_CUTPASTE */ 1811 1812#if 1 1813 /* debug: XXX */ 1814 if (scp->end >= scp->xsize*scp->ysize) { 1815 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1816 scp->end = scp->xsize*scp->ysize - 1; 1817 } 1818 if (scp->start < 0) { 1819 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1820 scp->start = 0; 1821 } 1822#endif 1823 1824 /* update screen image */ 1825 if (scp->start <= scp->end) { 1826 if (scp->mouse_cut_end >= 0) { 1827 /* there is a marked region for cut & paste */ 1828 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1829 start = scp->mouse_cut_start; 1830 end = scp->mouse_cut_end; 1831 } else { 1832 start = scp->mouse_cut_end; 1833 end = scp->mouse_cut_start - 1; 1834 } 1835 s = start; 1836 e = end; 1837 /* does the cut-mark region overlap with the update region? */ 1838 if (and_region(&s, &e, scp->start, scp->end)) { 1839 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1840 s = 0; 1841 e = start - 1; 1842 if (and_region(&s, &e, scp->start, scp->end)) 1843 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1844 s = end + 1; 1845 e = scp->xsize*scp->ysize - 1; 1846 if (and_region(&s, &e, scp->start, scp->end)) 1847 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1848 } else { 1849 (*scp->rndr->draw)(scp, scp->start, 1850 scp->end - scp->start + 1, FALSE); 1851 } 1852 } else { 1853 (*scp->rndr->draw)(scp, scp->start, 1854 scp->end - scp->start + 1, FALSE); 1855 } 1856 } 1857 1858 /* we are not to show the cursor and the mouse pointer... */ 1859 if (!show_cursor) { 1860 scp->end = 0; 1861 scp->start = scp->xsize*scp->ysize - 1; 1862 --scp->sc->videoio_in_progress; 1863 return; 1864 } 1865 1866 /* update cursor image */ 1867 if (scp->status & CURSOR_ENABLED) { 1868 s = scp->start; 1869 e = scp->end; 1870 /* did cursor move since last time ? */ 1871 if (scp->cursor_pos != scp->cursor_oldpos) { 1872 /* do we need to remove old cursor image ? */ 1873 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1874 sc_remove_cursor_image(scp); 1875 sc_draw_cursor_image(scp); 1876 } else { 1877 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1878 /* cursor didn't move, but has been overwritten */ 1879 sc_draw_cursor_image(scp); 1880 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1881 /* if it's a blinking cursor, update it */ 1882 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1883 sc_inside_cutmark(scp, 1884 scp->cursor_pos)); 1885 } 1886 } 1887 1888#ifndef SC_NO_CUTPASTE 1889 /* update "pseudo" mouse pointer image */ 1890 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1891 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1892 scp->status &= ~MOUSE_MOVED; 1893 sc_draw_mouse_image(scp); 1894 } 1895 } 1896#endif /* SC_NO_CUTPASTE */ 1897 1898 scp->end = 0; 1899 scp->start = scp->xsize*scp->ysize - 1; 1900 1901 --scp->sc->videoio_in_progress; 1902} 1903 1904#ifdef DEV_SPLASH 1905static int 1906scsplash_callback(int event, void *arg) 1907{ 1908 sc_softc_t *sc; 1909 int error; 1910 1911 sc = (sc_softc_t *)arg; 1912 1913 switch (event) { 1914 case SPLASH_INIT: 1915 if (add_scrn_saver(scsplash_saver) == 0) { 1916 sc->flags &= ~SC_SAVER_FAILED; 1917 run_scrn_saver = TRUE; 1918 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1919 scsplash_stick(TRUE); 1920 (*current_saver)(sc, TRUE); 1921 } 1922 } 1923 return 0; 1924 1925 case SPLASH_TERM: 1926 if (current_saver == scsplash_saver) { 1927 scsplash_stick(FALSE); 1928 error = remove_scrn_saver(scsplash_saver); 1929 if (error) 1930 return error; 1931 } 1932 return 0; 1933 1934 default: 1935 return EINVAL; 1936 } 1937} 1938 1939static void 1940scsplash_saver(sc_softc_t *sc, int show) 1941{ 1942 static int busy = FALSE; 1943 scr_stat *scp; 1944 1945 if (busy) 1946 return; 1947 busy = TRUE; 1948 1949 scp = sc->cur_scp; 1950 if (show) { 1951 if (!(sc->flags & SC_SAVER_FAILED)) { 1952 if (!(sc->flags & SC_SCRN_BLANKED)) 1953 set_scrn_saver_mode(scp, -1, NULL, 0); 1954 switch (splash(sc->adp, TRUE)) { 1955 case 0: /* succeeded */ 1956 break; 1957 case EAGAIN: /* try later */ 1958 restore_scrn_saver_mode(scp, FALSE); 1959 sc_touch_scrn_saver(); /* XXX */ 1960 break; 1961 default: 1962 sc->flags |= SC_SAVER_FAILED; 1963 scsplash_stick(FALSE); 1964 restore_scrn_saver_mode(scp, TRUE); 1965 printf("scsplash_saver(): failed to put up the image\n"); 1966 break; 1967 } 1968 } 1969 } else if (!sticky_splash) { 1970 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1971 restore_scrn_saver_mode(scp, TRUE); 1972 } 1973 busy = FALSE; 1974} 1975 1976static int 1977add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1978{ 1979#if 0 1980 int error; 1981 1982 if (current_saver != none_saver) { 1983 error = remove_scrn_saver(current_saver); 1984 if (error) 1985 return error; 1986 } 1987#endif 1988 if (current_saver != none_saver) 1989 return EBUSY; 1990 1991 run_scrn_saver = FALSE; 1992 saver_mode = CONS_LKM_SAVER; 1993 current_saver = this_saver; 1994 return 0; 1995} 1996 1997static int 1998remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1999{ 2000 if (current_saver != this_saver) 2001 return EINVAL; 2002 2003#if 0 2004 /* 2005 * In order to prevent `current_saver' from being called by 2006 * the timeout routine `scrn_timer()' while we manipulate 2007 * the saver list, we shall set `current_saver' to `none_saver' 2008 * before stopping the current saver, rather than blocking by `splXX()'. 2009 */ 2010 current_saver = none_saver; 2011 if (scrn_blanked) 2012 stop_scrn_saver(this_saver); 2013#endif 2014 2015 /* unblank all blanked screens */ 2016 wait_scrn_saver_stop(NULL); 2017 if (scrn_blanked) 2018 return EBUSY; 2019 2020 current_saver = none_saver; 2021 return 0; 2022} 2023 2024static int 2025set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2026{ 2027 int s; 2028 2029 /* assert(scp == scp->sc->cur_scp) */ 2030 s = spltty(); 2031 if (!ISGRAPHSC(scp)) 2032 sc_remove_cursor_image(scp); 2033 scp->splash_save_mode = scp->mode; 2034 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2035 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2036 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2037 scp->sc->flags |= SC_SCRN_BLANKED; 2038 ++scrn_blanked; 2039 splx(s); 2040 if (mode < 0) 2041 return 0; 2042 scp->mode = mode; 2043 if (set_mode(scp) == 0) { 2044 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2045 scp->status |= GRAPHICS_MODE; 2046#ifndef SC_NO_PALETTE_LOADING 2047 if (pal != NULL) 2048 load_palette(scp->sc->adp, pal); 2049#endif 2050 sc_set_border(scp, border); 2051 return 0; 2052 } else { 2053 s = spltty(); 2054 scp->mode = scp->splash_save_mode; 2055 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2056 scp->status |= scp->splash_save_status; 2057 splx(s); 2058 return 1; 2059 } 2060} 2061 2062static int 2063restore_scrn_saver_mode(scr_stat *scp, int changemode) 2064{ 2065 int mode; 2066 int status; 2067 int s; 2068 2069 /* assert(scp == scp->sc->cur_scp) */ 2070 s = spltty(); 2071 mode = scp->mode; 2072 status = scp->status; 2073 scp->mode = scp->splash_save_mode; 2074 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2075 scp->status |= scp->splash_save_status; 2076 scp->sc->flags &= ~SC_SCRN_BLANKED; 2077 if (!changemode) { 2078 if (!ISGRAPHSC(scp)) 2079 sc_draw_cursor_image(scp); 2080 --scrn_blanked; 2081 splx(s); 2082 return 0; 2083 } 2084 if (set_mode(scp) == 0) { 2085#ifndef SC_NO_PALETTE_LOADING 2086 load_palette(scp->sc->adp, scp->sc->palette); 2087#endif 2088 --scrn_blanked; 2089 splx(s); 2090 return 0; 2091 } else { 2092 scp->mode = mode; 2093 scp->status = status; 2094 splx(s); 2095 return 1; 2096 } 2097} 2098 2099static void 2100stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2101{ 2102 (*saver)(sc, FALSE); 2103 run_scrn_saver = FALSE; 2104 /* the screen saver may have chosen not to stop after all... */ 2105 if (sc->flags & SC_SCRN_BLANKED) 2106 return; 2107 2108 mark_all(sc->cur_scp); 2109 if (sc->delayed_next_scr) 2110 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2111 if (debugger == 0) 2112 wakeup(&scrn_blanked); 2113} 2114 2115static int 2116wait_scrn_saver_stop(sc_softc_t *sc) 2117{ 2118 int error = 0; 2119 2120 while (scrn_blanked > 0) { 2121 run_scrn_saver = FALSE; 2122 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2123 error = 0; 2124 break; 2125 } 2126 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2127 if ((error != 0) && (error != ERESTART)) 2128 break; 2129 } 2130 run_scrn_saver = FALSE; 2131 return error; 2132} 2133#endif /* DEV_SPLASH */ 2134 2135void 2136sc_touch_scrn_saver(void) 2137{ 2138 scsplash_stick(FALSE); 2139 run_scrn_saver = FALSE; 2140} 2141 2142int 2143sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2144{ 2145 scr_stat *cur_scp; 2146 struct tty *tp; 2147 struct proc *p; 2148 int s; 2149 2150 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2151 2152 if (sc->cur_scp == NULL) 2153 return (0); 2154 2155 /* prevent switch if previously requested */ 2156 if (sc->flags & SC_SCRN_VTYLOCK) { 2157 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2158 sc->cur_scp->bell_duration); 2159 return EPERM; 2160 } 2161 2162 /* delay switch if the screen is blanked or being updated */ 2163 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2164 || sc->blink_in_progress || sc->videoio_in_progress) { 2165 sc->delayed_next_scr = next_scr + 1; 2166 sc_touch_scrn_saver(); 2167 DPRINTF(5, ("switch delayed\n")); 2168 return 0; 2169 } 2170 2171 s = spltty(); 2172 cur_scp = sc->cur_scp; 2173 2174 /* we are in the middle of the vty switching process... */ 2175 if (sc->switch_in_progress 2176 && (cur_scp->smode.mode == VT_PROCESS) 2177 && cur_scp->proc) { 2178 p = pfind(cur_scp->pid); 2179 if (cur_scp->proc != p) { 2180 if (p) 2181 PROC_UNLOCK(p); 2182 /* 2183 * The controlling process has died!!. Do some clean up. 2184 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2185 * are not reset here yet; they will be cleared later. 2186 */ 2187 DPRINTF(5, ("cur_scp controlling process %d died, ", 2188 cur_scp->pid)); 2189 if (cur_scp->status & SWITCH_WAIT_REL) { 2190 /* 2191 * Force the previous switch to finish, but return now 2192 * with error. 2193 */ 2194 DPRINTF(5, ("reset WAIT_REL, ")); 2195 finish_vt_rel(cur_scp, TRUE, &s); 2196 splx(s); 2197 DPRINTF(5, ("finishing previous switch\n")); 2198 return EINVAL; 2199 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2200 /* let's assume screen switch has been completed. */ 2201 DPRINTF(5, ("reset WAIT_ACQ, ")); 2202 finish_vt_acq(cur_scp); 2203 } else { 2204 /* 2205 * We are in between screen release and acquisition, and 2206 * reached here via scgetc() or scrn_timer() which has 2207 * interrupted exchange_scr(). Don't do anything stupid. 2208 */ 2209 DPRINTF(5, ("waiting nothing, ")); 2210 } 2211 } else { 2212 if (p) 2213 PROC_UNLOCK(p); 2214 /* 2215 * The controlling process is alive, but not responding... 2216 * It is either buggy or it may be just taking time. 2217 * The following code is a gross kludge to cope with this 2218 * problem for which there is no clean solution. XXX 2219 */ 2220 if (cur_scp->status & SWITCH_WAIT_REL) { 2221 switch (sc->switch_in_progress++) { 2222 case 1: 2223 break; 2224 case 2: 2225 DPRINTF(5, ("sending relsig again, ")); 2226 signal_vt_rel(cur_scp); 2227 break; 2228 case 3: 2229 break; 2230 case 4: 2231 default: 2232 /* 2233 * Act as if the controlling program returned 2234 * VT_FALSE. 2235 */ 2236 DPRINTF(5, ("force reset WAIT_REL, ")); 2237 finish_vt_rel(cur_scp, FALSE, &s); 2238 splx(s); 2239 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2240 return EINVAL; 2241 } 2242 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2243 switch (sc->switch_in_progress++) { 2244 case 1: 2245 break; 2246 case 2: 2247 DPRINTF(5, ("sending acqsig again, ")); 2248 signal_vt_acq(cur_scp); 2249 break; 2250 case 3: 2251 break; 2252 case 4: 2253 default: 2254 /* clear the flag and finish the previous switch */ 2255 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2256 finish_vt_acq(cur_scp); 2257 break; 2258 } 2259 } 2260 } 2261 } 2262 2263 /* 2264 * Return error if an invalid argument is given, or vty switch 2265 * is still in progress. 2266 */ 2267 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2268 || sc->switch_in_progress) { 2269 splx(s); 2270 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2271 DPRINTF(5, ("error 1\n")); 2272 return EINVAL; 2273 } 2274 2275 /* 2276 * Don't allow switching away from the graphics mode vty 2277 * if the switch mode is VT_AUTO, unless the next vty is the same 2278 * as the current or the current vty has been closed (but showing). 2279 */ 2280 tp = VIRTUAL_TTY(sc, cur_scp->index); 2281 if ((cur_scp->index != next_scr) 2282 && ISTTYOPEN(tp) 2283 && (cur_scp->smode.mode == VT_AUTO) 2284 && ISGRAPHSC(cur_scp)) { 2285 splx(s); 2286 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2287 DPRINTF(5, ("error, graphics mode\n")); 2288 return EINVAL; 2289 } 2290 2291 /* 2292 * Is the wanted vty open? Don't allow switching to a closed vty. 2293 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2294 * Note that we always allow the user to switch to the kernel 2295 * console even if it is closed. 2296 */ 2297 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2298 tp = VIRTUAL_TTY(sc, next_scr); 2299 if (!ISTTYOPEN(tp)) { 2300 splx(s); 2301 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2302 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2303 return EINVAL; 2304 } 2305 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2306 splx(s); 2307 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2308 return EINVAL; 2309 } 2310 } 2311 2312 /* this is the start of vty switching process... */ 2313 ++sc->switch_in_progress; 2314 sc->delayed_next_scr = 0; 2315 sc->old_scp = cur_scp; 2316 sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); 2317 if (sc->new_scp == sc->old_scp) { 2318 sc->switch_in_progress = 0; 2319 /* 2320 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2321 * sched_lock is in an in-between state, e.g., when we stop at 2322 * a breakpoint at fork_exit. It has always been wrong to call 2323 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2324 * is supposed to be locked by splhigh(), but the debugger may 2325 * be invoked at splhigh(). 2326 */ 2327 if (debugger == 0) 2328 wakeup(&sc->new_scp->smode); 2329 splx(s); 2330 DPRINTF(5, ("switch done (new == old)\n")); 2331 return 0; 2332 } 2333 2334 /* has controlling process died? */ 2335 vt_proc_alive(sc->old_scp); 2336 vt_proc_alive(sc->new_scp); 2337 2338 /* wait for the controlling process to release the screen, if necessary */ 2339 if (signal_vt_rel(sc->old_scp)) { 2340 splx(s); 2341 return 0; 2342 } 2343 2344 /* go set up the new vty screen */ 2345 splx(s); 2346 exchange_scr(sc); 2347 s = spltty(); 2348 2349 /* wake up processes waiting for this vty */ 2350 if (debugger == 0) 2351 wakeup(&sc->cur_scp->smode); 2352 2353 /* wait for the controlling process to acknowledge, if necessary */ 2354 if (signal_vt_acq(sc->cur_scp)) { 2355 splx(s); 2356 return 0; 2357 } 2358 2359 sc->switch_in_progress = 0; 2360 if (sc->unit == sc_console_unit) 2361 cnavailable(sc_consptr, TRUE); 2362 splx(s); 2363 DPRINTF(5, ("switch done\n")); 2364 2365 return 0; 2366} 2367 2368static int 2369do_switch_scr(sc_softc_t *sc, int s) 2370{ 2371 vt_proc_alive(sc->new_scp); 2372 2373 splx(s); 2374 exchange_scr(sc); 2375 s = spltty(); 2376 /* sc->cur_scp == sc->new_scp */ 2377 wakeup(&sc->cur_scp->smode); 2378 2379 /* wait for the controlling process to acknowledge, if necessary */ 2380 if (!signal_vt_acq(sc->cur_scp)) { 2381 sc->switch_in_progress = 0; 2382 if (sc->unit == sc_console_unit) 2383 cnavailable(sc_consptr, TRUE); 2384 } 2385 2386 return s; 2387} 2388 2389static int 2390vt_proc_alive(scr_stat *scp) 2391{ 2392 struct proc *p; 2393 2394 if (scp->proc) { 2395 if ((p = pfind(scp->pid)) != NULL) 2396 PROC_UNLOCK(p); 2397 if (scp->proc == p) 2398 return TRUE; 2399 scp->proc = NULL; 2400 scp->smode.mode = VT_AUTO; 2401 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2402 } 2403 return FALSE; 2404} 2405 2406static int 2407signal_vt_rel(scr_stat *scp) 2408{ 2409 if (scp->smode.mode != VT_PROCESS) 2410 return FALSE; 2411 scp->status |= SWITCH_WAIT_REL; 2412 PROC_LOCK(scp->proc); 2413 psignal(scp->proc, scp->smode.relsig); 2414 PROC_UNLOCK(scp->proc); 2415 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2416 return TRUE; 2417} 2418 2419static int 2420signal_vt_acq(scr_stat *scp) 2421{ 2422 if (scp->smode.mode != VT_PROCESS) 2423 return FALSE; 2424 if (scp->sc->unit == sc_console_unit) 2425 cnavailable(sc_consptr, FALSE); 2426 scp->status |= SWITCH_WAIT_ACQ; 2427 PROC_LOCK(scp->proc); 2428 psignal(scp->proc, scp->smode.acqsig); 2429 PROC_UNLOCK(scp->proc); 2430 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2431 return TRUE; 2432} 2433 2434static int 2435finish_vt_rel(scr_stat *scp, int release, int *s) 2436{ 2437 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2438 scp->status &= ~SWITCH_WAIT_REL; 2439 if (release) 2440 *s = do_switch_scr(scp->sc, *s); 2441 else 2442 scp->sc->switch_in_progress = 0; 2443 return 0; 2444 } 2445 return EINVAL; 2446} 2447 2448static int 2449finish_vt_acq(scr_stat *scp) 2450{ 2451 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2452 scp->status &= ~SWITCH_WAIT_ACQ; 2453 scp->sc->switch_in_progress = 0; 2454 return 0; 2455 } 2456 return EINVAL; 2457} 2458 2459static void 2460exchange_scr(sc_softc_t *sc) 2461{ 2462 scr_stat *scp; 2463 2464 /* save the current state of video and keyboard */ 2465 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2466 if (!ISGRAPHSC(sc->old_scp)) 2467 sc_remove_cursor_image(sc->old_scp); 2468 if (sc->old_scp->kbd_mode == K_XLATE) 2469 save_kbd_state(sc->old_scp); 2470 2471 /* set up the video for the new screen */ 2472 scp = sc->cur_scp = sc->new_scp; 2473#ifdef PC98 2474 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2475#else 2476 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2477#endif 2478 set_mode(scp); 2479#ifndef __sparc64__ 2480 else 2481 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2482 (void *)sc->adp->va_window, FALSE); 2483#endif 2484 scp->status |= MOUSE_HIDDEN; 2485 sc_move_cursor(scp, scp->xpos, scp->ypos); 2486 if (!ISGRAPHSC(scp)) 2487 sc_set_cursor_image(scp); 2488#ifndef SC_NO_PALETTE_LOADING 2489 if (ISGRAPHSC(sc->old_scp)) 2490 load_palette(sc->adp, sc->palette); 2491#endif 2492 sc_set_border(scp, scp->border); 2493 2494 /* set up the keyboard for the new screen */ 2495 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2496 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2497 update_kbd_state(scp, scp->status, LOCK_MASK); 2498 2499 mark_all(scp); 2500} 2501 2502void 2503sc_puts(scr_stat *scp, u_char *buf, int len) 2504{ 2505#ifdef DEV_SPLASH 2506 /* make screensaver happy */ 2507 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2508 run_scrn_saver = FALSE; 2509#endif 2510 2511 if (scp->tsw) 2512 (*scp->tsw->te_puts)(scp, buf, len); 2513 2514 if (scp->sc->delayed_next_scr) 2515 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2516} 2517 2518void 2519sc_draw_cursor_image(scr_stat *scp) 2520{ 2521 /* assert(scp == scp->sc->cur_scp); */ 2522 ++scp->sc->videoio_in_progress; 2523 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2524 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2525 sc_inside_cutmark(scp, scp->cursor_pos)); 2526 scp->cursor_oldpos = scp->cursor_pos; 2527 --scp->sc->videoio_in_progress; 2528} 2529 2530void 2531sc_remove_cursor_image(scr_stat *scp) 2532{ 2533 /* assert(scp == scp->sc->cur_scp); */ 2534 ++scp->sc->videoio_in_progress; 2535 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2536 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2537 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2538 --scp->sc->videoio_in_progress; 2539} 2540 2541static void 2542update_cursor_image(scr_stat *scp) 2543{ 2544 /* assert(scp == scp->sc->cur_scp); */ 2545 sc_remove_cursor_image(scp); 2546 sc_set_cursor_image(scp); 2547 sc_draw_cursor_image(scp); 2548} 2549 2550void 2551sc_set_cursor_image(scr_stat *scp) 2552{ 2553 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2554 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2555 /* hidden cursor is internally represented as zero-height underline */ 2556 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2557 scp->curs_attr.base = scp->curs_attr.height = 0; 2558 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2559 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2560 scp->font_size - 1); 2561 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2562 scp->font_size - scp->curs_attr.base); 2563 } else { /* block cursor */ 2564 scp->curs_attr.base = 0; 2565 scp->curs_attr.height = scp->font_size; 2566 } 2567 2568 /* assert(scp == scp->sc->cur_scp); */ 2569 ++scp->sc->videoio_in_progress; 2570 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2571 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2572 --scp->sc->videoio_in_progress; 2573} 2574 2575static void 2576change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2577{ 2578 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2579 sc_remove_cursor_image(scp); 2580 2581 if (base >= 0) 2582 scp->curr_curs_attr.base = base; 2583 if (height >= 0) 2584 scp->curr_curs_attr.height = height; 2585 if (flags & CONS_RESET_CURSOR) 2586 scp->curr_curs_attr = scp->dflt_curs_attr; 2587 else 2588 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2589 2590 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2591 sc_set_cursor_image(scp); 2592 sc_draw_cursor_image(scp); 2593 } 2594} 2595 2596void 2597sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2598{ 2599 sc_softc_t *sc; 2600 dev_t dev; 2601 int s; 2602 int i; 2603 2604 s = spltty(); 2605 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2606 /* local (per vty) change */ 2607 change_cursor_shape(scp, flags, base, height); 2608 splx(s); 2609 return; 2610 } 2611 2612 /* global change */ 2613 sc = scp->sc; 2614 if (base >= 0) 2615 sc->curs_attr.base = base; 2616 if (height >= 0) 2617 sc->curs_attr.height = height; 2618 if (flags != -1) { 2619 if (flags & CONS_RESET_CURSOR) 2620 sc->curs_attr = sc->dflt_curs_attr; 2621 else 2622 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2623 } 2624 2625 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2626 if ((dev = SC_DEV(sc, i)) == NODEV) 2627 continue; 2628 if ((scp = SC_STAT(dev)) == NULL) 2629 continue; 2630 scp->dflt_curs_attr = sc->curs_attr; 2631 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2632 } 2633 splx(s); 2634} 2635 2636static void 2637scinit(int unit, int flags) 2638{ 2639 /* 2640 * When syscons is being initialized as the kernel console, malloc() 2641 * is not yet functional, because various kernel structures has not been 2642 * fully initialized yet. Therefore, we need to declare the following 2643 * static buffers for the console. This is less than ideal, 2644 * but is necessry evil for the time being. XXX 2645 */ 2646 static scr_stat main_console; 2647 static dev_t main_devs[MAXCONS]; 2648 static struct tty main_tty; 2649#ifdef PC98 2650 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2651#else 2652 static u_short sc_buffer[ROW*COL]; /* XXX */ 2653#endif 2654#ifndef SC_NO_FONT_LOADING 2655 static u_char font_8[256*8]; 2656 static u_char font_14[256*14]; 2657 static u_char font_16[256*16]; 2658#endif 2659 2660 sc_softc_t *sc; 2661 scr_stat *scp; 2662 video_adapter_t *adp; 2663 int col; 2664 int row; 2665 int i; 2666 2667 /* one time initialization */ 2668 if (init_done == COLD) 2669 sc_get_bios_values(&bios_value); 2670 init_done = WARM; 2671 2672 /* 2673 * Allocate resources. Even if we are being called for the second 2674 * time, we must allocate them again, because they might have 2675 * disappeared... 2676 */ 2677 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2678 adp = NULL; 2679 if (sc->adapter >= 0) { 2680 vid_release(sc->adp, (void *)&sc->adapter); 2681 adp = sc->adp; 2682 sc->adp = NULL; 2683 } 2684 if (sc->keyboard >= 0) { 2685 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2686 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2687 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2688 if (sc->kbd != NULL) { 2689 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2690 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2691 } 2692 sc->kbd = NULL; 2693 } 2694 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2695 sc->adp = vid_get_adapter(sc->adapter); 2696 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2697 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2698 sckbdevent, sc); 2699 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2700 sc->kbd = kbd_get_keyboard(sc->keyboard); 2701 if (sc->kbd != NULL) { 2702 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2703 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2704 } 2705 2706 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2707 2708 sc->initial_mode = sc->adp->va_initial_mode; 2709 2710#ifndef SC_NO_FONT_LOADING 2711 if (flags & SC_KERNEL_CONSOLE) { 2712 sc->font_8 = font_8; 2713 sc->font_14 = font_14; 2714 sc->font_16 = font_16; 2715 } else if (sc->font_8 == NULL) { 2716 /* assert(sc_malloc) */ 2717 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2718 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2719 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2720 } 2721#endif 2722 2723 /* extract the hardware cursor location and hide the cursor for now */ 2724 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2725 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2726 2727 /* set up the first console */ 2728 sc->first_vty = unit*MAXCONS; 2729 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2730 if (flags & SC_KERNEL_CONSOLE) { 2731 sc->dev = main_devs; 2732 sc->dev[0] = make_dev(&sc_cdevsw, unit * MAXCONS, 2733 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", unit * MAXCONS); 2734 sc->dev[0]->si_tty = &main_tty; 2735 ttyregister(&main_tty); 2736 scp = &main_console; 2737 init_scp(sc, sc->first_vty, scp); 2738 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2739 (void *)sc_buffer, FALSE); 2740 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2741 sc_init_emulator(scp, "*"); 2742 (*scp->tsw->te_default_attr)(scp, 2743 kernel_default.std_color, 2744 kernel_default.rev_color); 2745 } else { 2746 /* assert(sc_malloc) */ 2747 sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2748 sc->dev[0] = make_dev(&sc_cdevsw, unit * MAXCONS, 2749 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", unit * MAXCONS); 2750 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2751 scp = alloc_scp(sc, sc->first_vty); 2752 } 2753 SC_STAT(sc->dev[0]) = scp; 2754 sc->cur_scp = scp; 2755 2756#ifndef __sparc64__ 2757 /* copy screen to temporary buffer */ 2758 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2759 (void *)scp->sc->adp->va_window, FALSE); 2760 if (ISTEXTSC(scp)) 2761 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2762#endif 2763 2764 /* move cursors to the initial positions */ 2765 if (col >= scp->xsize) 2766 col = 0; 2767 if (row >= scp->ysize) 2768 row = scp->ysize - 1; 2769 scp->xpos = col; 2770 scp->ypos = row; 2771 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2772 2773 if (bios_value.cursor_end < scp->font_size) 2774 sc->dflt_curs_attr.base = scp->font_size - 2775 bios_value.cursor_end - 1; 2776 else 2777 sc->dflt_curs_attr.base = 0; 2778 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2779 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2780 sc->dflt_curs_attr.flags = 0; 2781 sc->curs_attr = sc->dflt_curs_attr; 2782 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2783 2784#ifndef SC_NO_SYSMOUSE 2785 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2786#endif 2787 if (!ISGRAPHSC(scp)) { 2788 sc_set_cursor_image(scp); 2789 sc_draw_cursor_image(scp); 2790 } 2791 2792 /* save font and palette */ 2793#ifndef SC_NO_FONT_LOADING 2794 sc->fonts_loaded = 0; 2795 if (ISFONTAVAIL(sc->adp->va_flags)) { 2796#ifdef SC_DFLT_FONT 2797 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2798 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2799 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2800 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2801 if (scp->font_size < 14) { 2802 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2803 } else if (scp->font_size >= 16) { 2804 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2805 } else { 2806 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2807 } 2808#else /* !SC_DFLT_FONT */ 2809 if (scp->font_size < 14) { 2810 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2811 sc->fonts_loaded = FONT_8; 2812 } else if (scp->font_size >= 16) { 2813 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2814 sc->fonts_loaded = FONT_16; 2815 } else { 2816 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2817 sc->fonts_loaded = FONT_14; 2818 } 2819#endif /* SC_DFLT_FONT */ 2820 /* FONT KLUDGE: always use the font page #0. XXX */ 2821 sc_show_font(scp, 0); 2822 } 2823#endif /* !SC_NO_FONT_LOADING */ 2824 2825#ifndef SC_NO_PALETTE_LOADING 2826 save_palette(sc->adp, sc->palette); 2827#endif 2828 2829#ifdef DEV_SPLASH 2830 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 2831 /* we are ready to put up the splash image! */ 2832 splash_init(sc->adp, scsplash_callback, sc); 2833 sc->flags |= SC_SPLASH_SCRN; 2834 } 2835#endif 2836 } 2837 2838 /* the rest is not necessary, if we have done it once */ 2839 if (sc->flags & SC_INIT_DONE) 2840 return; 2841 2842 /* initialize mapscrn arrays to a one to one map */ 2843 for (i = 0; i < sizeof(sc->scr_map); i++) 2844 sc->scr_map[i] = sc->scr_rmap[i] = i; 2845#ifdef PC98 2846 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2847#endif 2848 2849 sc->flags |= SC_INIT_DONE; 2850} 2851 2852#if !__alpha__ 2853static void 2854scterm(int unit, int flags) 2855{ 2856 sc_softc_t *sc; 2857 scr_stat *scp; 2858 2859 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2860 if (sc == NULL) 2861 return; /* shouldn't happen */ 2862 2863#ifdef DEV_SPLASH 2864 /* this console is no longer available for the splash screen */ 2865 if (sc->flags & SC_SPLASH_SCRN) { 2866 splash_term(sc->adp); 2867 sc->flags &= ~SC_SPLASH_SCRN; 2868 } 2869#endif 2870 2871#if 0 /* XXX */ 2872 /* move the hardware cursor to the upper-left corner */ 2873 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2874#endif 2875 2876 /* release the keyboard and the video card */ 2877 if (sc->keyboard >= 0) 2878 kbd_release(sc->kbd, &sc->keyboard); 2879 if (sc->adapter >= 0) 2880 vid_release(sc->adp, &sc->adapter); 2881 2882 /* stop the terminal emulator, if any */ 2883 scp = SC_STAT(sc->dev[0]); 2884 if (scp->tsw) 2885 (*scp->tsw->te_term)(scp, &scp->ts); 2886 if (scp->ts != NULL) 2887 free(scp->ts, M_DEVBUF); 2888 2889 /* clear the structure */ 2890 if (!(flags & SC_KERNEL_CONSOLE)) { 2891 /* XXX: We need delete_dev() for this */ 2892 free(sc->dev, M_DEVBUF); 2893#if 0 2894 /* XXX: We need a ttyunregister for this */ 2895 free(sc->tty, M_DEVBUF); 2896#endif 2897#ifndef SC_NO_FONT_LOADING 2898 free(sc->font_8, M_DEVBUF); 2899 free(sc->font_14, M_DEVBUF); 2900 free(sc->font_16, M_DEVBUF); 2901#endif 2902 /* XXX vtb, history */ 2903 } 2904 bzero(sc, sizeof(*sc)); 2905 sc->keyboard = -1; 2906 sc->adapter = -1; 2907} 2908#endif /* !__alpha__ */ 2909 2910static void 2911scshutdown(void *arg, int howto) 2912{ 2913 /* assert(sc_console != NULL) */ 2914 2915 sc_touch_scrn_saver(); 2916 if (!cold && sc_console 2917 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2918 && sc_console->smode.mode == VT_AUTO) 2919 sc_switch_scr(sc_console->sc, sc_console->index); 2920 shutdown_in_progress = TRUE; 2921} 2922 2923int 2924sc_clean_up(scr_stat *scp) 2925{ 2926#ifdef DEV_SPLASH 2927 int error; 2928#endif 2929 2930 if (scp->sc->flags & SC_SCRN_BLANKED) { 2931 sc_touch_scrn_saver(); 2932#ifdef DEV_SPLASH 2933 if ((error = wait_scrn_saver_stop(scp->sc))) 2934 return error; 2935#endif 2936 } 2937 scp->status |= MOUSE_HIDDEN; 2938 sc_remove_mouse_image(scp); 2939 sc_remove_cutmarking(scp); 2940 return 0; 2941} 2942 2943void 2944sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2945{ 2946 sc_vtb_t new; 2947 sc_vtb_t old; 2948 2949 old = scp->vtb; 2950 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2951 if (!discard && (old.vtb_flags & VTB_VALID)) { 2952 /* retain the current cursor position and buffer contants */ 2953 scp->cursor_oldpos = scp->cursor_pos; 2954 /* 2955 * This works only if the old buffer has the same size as or larger 2956 * than the new one. XXX 2957 */ 2958 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2959 scp->vtb = new; 2960 } else { 2961 scp->vtb = new; 2962 sc_vtb_destroy(&old); 2963 } 2964 2965#ifndef SC_NO_SYSMOUSE 2966 /* move the mouse cursor at the center of the screen */ 2967 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2968#endif 2969} 2970 2971static scr_stat 2972*alloc_scp(sc_softc_t *sc, int vty) 2973{ 2974 scr_stat *scp; 2975 2976 /* assert(sc_malloc) */ 2977 2978 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2979 init_scp(sc, vty, scp); 2980 2981 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2982 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2983 sc_init_emulator(scp, "*"); 2984 2985#ifndef SC_NO_CUTPASTE 2986 sc_alloc_cut_buffer(scp, TRUE); 2987#endif 2988 2989#ifndef SC_NO_HISTORY 2990 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2991#endif 2992 2993 return scp; 2994} 2995 2996static void 2997init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2998{ 2999 video_info_t info; 3000 3001 bzero(scp, sizeof(*scp)); 3002 3003 scp->index = vty; 3004 scp->sc = sc; 3005 scp->status = 0; 3006 scp->mode = sc->initial_mode; 3007 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 3008 if (info.vi_flags & V_INFO_GRAPHICS) { 3009 scp->status |= GRAPHICS_MODE; 3010 scp->xpixel = info.vi_width; 3011 scp->ypixel = info.vi_height; 3012 scp->xsize = info.vi_width/info.vi_cwidth; 3013 scp->ysize = info.vi_height/info.vi_cheight; 3014 scp->font_size = 0; 3015 scp->font = NULL; 3016 } else { 3017 scp->xsize = info.vi_width; 3018 scp->ysize = info.vi_height; 3019 scp->xpixel = scp->xsize*info.vi_cwidth; 3020 scp->ypixel = scp->ysize*info.vi_cheight; 3021 scp->font_size = info.vi_cheight; 3022 scp->font_width = info.vi_cwidth; 3023 if (info.vi_cheight < 14) { 3024#ifndef SC_NO_FONT_LOADING 3025 scp->font = sc->font_8; 3026#else 3027 scp->font = NULL; 3028#endif 3029 } else if (info.vi_cheight >= 16) { 3030#ifndef SC_NO_FONT_LOADING 3031 scp->font = sc->font_16; 3032#else 3033 scp->font = NULL; 3034#endif 3035 } else { 3036#ifndef SC_NO_FONT_LOADING 3037 scp->font = sc->font_14; 3038#else 3039 scp->font = NULL; 3040#endif 3041 } 3042 } 3043 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3044#ifndef __sparc64__ 3045 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3046#endif 3047 scp->xoff = scp->yoff = 0; 3048 scp->xpos = scp->ypos = 0; 3049 scp->start = scp->xsize * scp->ysize - 1; 3050 scp->end = 0; 3051 scp->tsw = NULL; 3052 scp->ts = NULL; 3053 scp->rndr = NULL; 3054 scp->border = BG_BLACK; 3055 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3056 scp->mouse_cut_start = scp->xsize*scp->ysize; 3057 scp->mouse_cut_end = -1; 3058 scp->mouse_signal = 0; 3059 scp->mouse_pid = 0; 3060 scp->mouse_proc = NULL; 3061 scp->kbd_mode = K_XLATE; 3062 scp->bell_pitch = bios_value.bell_pitch; 3063 scp->bell_duration = BELL_DURATION; 3064 scp->status |= (bios_value.shift_state & NLKED); 3065 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3066 scp->pid = 0; 3067 scp->proc = NULL; 3068 scp->smode.mode = VT_AUTO; 3069 scp->history = NULL; 3070 scp->history_pos = 0; 3071 scp->history_size = 0; 3072} 3073 3074int 3075sc_init_emulator(scr_stat *scp, char *name) 3076{ 3077 sc_term_sw_t *sw; 3078 sc_rndr_sw_t *rndr; 3079 void *p; 3080 int error; 3081 3082 if (name == NULL) /* if no name is given, use the current emulator */ 3083 sw = scp->tsw; 3084 else /* ...otherwise find the named emulator */ 3085 sw = sc_term_match(name); 3086 if (sw == NULL) 3087 return EINVAL; 3088 3089 rndr = NULL; 3090 if (strcmp(sw->te_renderer, "*") != 0) { 3091 rndr = sc_render_match(scp, sw->te_renderer, 3092 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3093 } 3094 if (rndr == NULL) { 3095 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3096 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3097 if (rndr == NULL) 3098 return ENODEV; 3099 } 3100 3101 if (sw == scp->tsw) { 3102 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3103 scp->rndr = rndr; 3104 sc_clear_screen(scp); 3105 /* assert(error == 0); */ 3106 return error; 3107 } 3108 3109 if (sc_malloc && (sw->te_size > 0)) 3110 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3111 else 3112 p = NULL; 3113 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3114 if (error) 3115 return error; 3116 3117 if (scp->tsw) 3118 (*scp->tsw->te_term)(scp, &scp->ts); 3119 if (scp->ts != NULL) 3120 free(scp->ts, M_DEVBUF); 3121 scp->tsw = sw; 3122 scp->ts = p; 3123 scp->rndr = rndr; 3124 3125 /* XXX */ 3126 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3127 sc_clear_screen(scp); 3128 3129 return 0; 3130} 3131 3132/* 3133 * scgetc(flags) - get character from keyboard. 3134 * If flags & SCGETC_CN, then avoid harmful side effects. 3135 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3136 * return NOKEY if there is nothing there. 3137 */ 3138static u_int 3139scgetc(sc_softc_t *sc, u_int flags) 3140{ 3141 scr_stat *scp; 3142#ifndef SC_NO_HISTORY 3143 struct tty *tp; 3144#endif 3145 u_int c; 3146 int this_scr; 3147 int f; 3148 int i; 3149 3150 if (sc->kbd == NULL) 3151 return NOKEY; 3152 3153next_code: 3154#if 1 3155 /* I don't like this, but... XXX */ 3156 if (flags & SCGETC_CN) 3157 sccnupdate(sc->cur_scp); 3158#endif 3159 scp = sc->cur_scp; 3160 /* first see if there is something in the keyboard port */ 3161 for (;;) { 3162 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3163 if (c == ERRKEY) { 3164 if (!(flags & SCGETC_CN)) 3165 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3166 } else if (c == NOKEY) 3167 return c; 3168 else 3169 break; 3170 } 3171 3172 /* make screensaver happy */ 3173 if (!(c & RELKEY)) 3174 sc_touch_scrn_saver(); 3175 3176 if (!(flags & SCGETC_CN)) 3177 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3178 3179 if (scp->kbd_mode != K_XLATE) 3180 return KEYCHAR(c); 3181 3182 /* if scroll-lock pressed allow history browsing */ 3183 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3184 3185 scp->status &= ~CURSOR_ENABLED; 3186 sc_remove_cursor_image(scp); 3187 3188#ifndef SC_NO_HISTORY 3189 if (!(scp->status & BUFFER_SAVED)) { 3190 scp->status |= BUFFER_SAVED; 3191 sc_hist_save(scp); 3192 } 3193 switch (c) { 3194 /* FIXME: key codes */ 3195 case SPCLKEY | FKEY | F(49): /* home key */ 3196 sc_remove_cutmarking(scp); 3197 sc_hist_home(scp); 3198 goto next_code; 3199 3200 case SPCLKEY | FKEY | F(57): /* end key */ 3201 sc_remove_cutmarking(scp); 3202 sc_hist_end(scp); 3203 goto next_code; 3204 3205 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3206 sc_remove_cutmarking(scp); 3207 if (sc_hist_up_line(scp)) 3208 if (!(flags & SCGETC_CN)) 3209 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3210 goto next_code; 3211 3212 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3213 sc_remove_cutmarking(scp); 3214 if (sc_hist_down_line(scp)) 3215 if (!(flags & SCGETC_CN)) 3216 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3217 goto next_code; 3218 3219 case SPCLKEY | FKEY | F(51): /* page up key */ 3220 sc_remove_cutmarking(scp); 3221 for (i=0; i<scp->ysize; i++) 3222 if (sc_hist_up_line(scp)) { 3223 if (!(flags & SCGETC_CN)) 3224 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3225 break; 3226 } 3227 goto next_code; 3228 3229 case SPCLKEY | FKEY | F(59): /* page down key */ 3230 sc_remove_cutmarking(scp); 3231 for (i=0; i<scp->ysize; i++) 3232 if (sc_hist_down_line(scp)) { 3233 if (!(flags & SCGETC_CN)) 3234 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3235 break; 3236 } 3237 goto next_code; 3238 } 3239#endif /* SC_NO_HISTORY */ 3240 } 3241 3242 /* 3243 * Process and consume special keys here. Return a plain char code 3244 * or a char code with the META flag or a function key code. 3245 */ 3246 if (c & RELKEY) { 3247 /* key released */ 3248 /* goto next_code */ 3249 } else { 3250 /* key pressed */ 3251 if (c & SPCLKEY) { 3252 c &= ~SPCLKEY; 3253 switch (KEYCHAR(c)) { 3254 /* LOCKING KEYS */ 3255 case NLK: case CLK: case ALK: 3256 break; 3257 case SLK: 3258 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3259 if (f & SLKED) { 3260 scp->status |= SLKED; 3261 } else { 3262 if (scp->status & SLKED) { 3263 scp->status &= ~SLKED; 3264#ifndef SC_NO_HISTORY 3265 if (scp->status & BUFFER_SAVED) { 3266 if (!sc_hist_restore(scp)) 3267 sc_remove_cutmarking(scp); 3268 scp->status &= ~BUFFER_SAVED; 3269 scp->status |= CURSOR_ENABLED; 3270 sc_draw_cursor_image(scp); 3271 } 3272 tp = VIRTUAL_TTY(sc, scp->index); 3273 if (ISTTYOPEN(tp)) 3274 scstart(tp); 3275#endif 3276 } 3277 } 3278 break; 3279 3280 case PASTE: 3281#ifndef SC_NO_CUTPASTE 3282 sc_mouse_paste(scp); 3283#endif 3284 break; 3285 3286 /* NON-LOCKING KEYS */ 3287 case NOP: 3288 case LSH: case RSH: case LCTR: case RCTR: 3289 case LALT: case RALT: case ASH: case META: 3290 break; 3291 3292 case BTAB: 3293 if (!(sc->flags & SC_SCRN_BLANKED)) 3294 return c; 3295 break; 3296 3297 case SPSC: 3298#ifdef DEV_SPLASH 3299 /* force activatation/deactivation of the screen saver */ 3300 if (!(sc->flags & SC_SCRN_BLANKED)) { 3301 run_scrn_saver = TRUE; 3302 sc->scrn_time_stamp -= scrn_blank_time; 3303 } 3304 if (cold) { 3305 /* 3306 * While devices are being probed, the screen saver need 3307 * to be invoked explictly. XXX 3308 */ 3309 if (sc->flags & SC_SCRN_BLANKED) { 3310 scsplash_stick(FALSE); 3311 stop_scrn_saver(sc, current_saver); 3312 } else { 3313 if (!ISGRAPHSC(scp)) { 3314 scsplash_stick(TRUE); 3315 (*current_saver)(sc, TRUE); 3316 } 3317 } 3318 } 3319#endif /* DEV_SPLASH */ 3320 break; 3321 3322 case RBT: 3323#ifndef SC_DISABLE_REBOOT 3324 shutdown_nice(0); 3325#endif 3326 break; 3327 3328 case HALT: 3329#ifndef SC_DISABLE_REBOOT 3330 shutdown_nice(RB_HALT); 3331#endif 3332 break; 3333 3334 case PDWN: 3335#ifndef SC_DISABLE_REBOOT 3336 shutdown_nice(RB_HALT|RB_POWEROFF); 3337#endif 3338 break; 3339 3340 case SUSP: 3341 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3342 break; 3343 case STBY: 3344 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3345 break; 3346 3347 case DBG: 3348#ifndef SC_DISABLE_DDBKEY 3349#ifdef DDB 3350 Debugger("manual escape to debugger"); 3351#else 3352 printf("No debugger in kernel\n"); 3353#endif 3354#else /* SC_DISABLE_DDBKEY */ 3355 /* do nothing */ 3356#endif /* SC_DISABLE_DDBKEY */ 3357 break; 3358 3359 case PNC: 3360 if (enable_panic_key) 3361 panic("Forced by the panic key"); 3362 break; 3363 3364 case NEXT: 3365 this_scr = scp->index; 3366 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3367 sc->first_vty + i != this_scr; 3368 i = (i + 1)%sc->vtys) { 3369 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3370 if (ISTTYOPEN(tp)) { 3371 sc_switch_scr(scp->sc, sc->first_vty + i); 3372 break; 3373 } 3374 } 3375 break; 3376 3377 case PREV: 3378 this_scr = scp->index; 3379 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3380 sc->first_vty + i != this_scr; 3381 i = (i + sc->vtys - 1)%sc->vtys) { 3382 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3383 if (ISTTYOPEN(tp)) { 3384 sc_switch_scr(scp->sc, sc->first_vty + i); 3385 break; 3386 } 3387 } 3388 break; 3389 3390 default: 3391 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3392 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3393 break; 3394 } 3395 /* assert(c & FKEY) */ 3396 if (!(sc->flags & SC_SCRN_BLANKED)) 3397 return c; 3398 break; 3399 } 3400 /* goto next_code */ 3401 } else { 3402 /* regular keys (maybe MKEY is set) */ 3403 if (!(sc->flags & SC_SCRN_BLANKED)) 3404 return c; 3405 } 3406 } 3407 3408 goto next_code; 3409} 3410 3411static int 3412scmmap(dev_t dev, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3413{ 3414 scr_stat *scp; 3415 3416 scp = SC_STAT(dev); 3417 if (scp != scp->sc->cur_scp) 3418 return -1; 3419 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, paddr, nprot); 3420} 3421 3422static int 3423save_kbd_state(scr_stat *scp) 3424{ 3425 int state; 3426 int error; 3427 3428 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3429 if (error == ENOIOCTL) 3430 error = ENODEV; 3431 if (error == 0) { 3432 scp->status &= ~LOCK_MASK; 3433 scp->status |= state; 3434 } 3435 return error; 3436} 3437 3438static int 3439update_kbd_state(scr_stat *scp, int new_bits, int mask) 3440{ 3441 int state; 3442 int error; 3443 3444 if (mask != LOCK_MASK) { 3445 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3446 if (error == ENOIOCTL) 3447 error = ENODEV; 3448 if (error) 3449 return error; 3450 state &= ~mask; 3451 state |= new_bits & mask; 3452 } else { 3453 state = new_bits & LOCK_MASK; 3454 } 3455 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3456 if (error == ENOIOCTL) 3457 error = ENODEV; 3458 return error; 3459} 3460 3461static int 3462update_kbd_leds(scr_stat *scp, int which) 3463{ 3464 int error; 3465 3466 which &= LOCK_MASK; 3467 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3468 if (error == ENOIOCTL) 3469 error = ENODEV; 3470 return error; 3471} 3472 3473int 3474set_mode(scr_stat *scp) 3475{ 3476 video_info_t info; 3477 3478 /* reject unsupported mode */ 3479 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3480 return 1; 3481 3482 /* if this vty is not currently showing, do nothing */ 3483 if (scp != scp->sc->cur_scp) 3484 return 0; 3485 3486 /* setup video hardware for the given mode */ 3487 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3488#ifndef __sparc64__ 3489 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3490 (void *)scp->sc->adp->va_window, FALSE); 3491#endif 3492 3493#ifndef SC_NO_FONT_LOADING 3494 /* load appropriate font */ 3495 if (!(scp->status & GRAPHICS_MODE)) { 3496 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3497 if (scp->font_size < 14) { 3498 if (scp->sc->fonts_loaded & FONT_8) 3499 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3500 } else if (scp->font_size >= 16) { 3501 if (scp->sc->fonts_loaded & FONT_16) 3502 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3503 } else { 3504 if (scp->sc->fonts_loaded & FONT_14) 3505 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3506 } 3507 /* 3508 * FONT KLUDGE: 3509 * This is an interim kludge to display correct font. 3510 * Always use the font page #0 on the video plane 2. 3511 * Somehow we cannot show the font in other font pages on 3512 * some video cards... XXX 3513 */ 3514 sc_show_font(scp, 0); 3515 } 3516 mark_all(scp); 3517 } 3518#endif /* !SC_NO_FONT_LOADING */ 3519 3520 sc_set_border(scp, scp->border); 3521 sc_set_cursor_image(scp); 3522 3523 return 0; 3524} 3525 3526void 3527sc_set_border(scr_stat *scp, int color) 3528{ 3529 ++scp->sc->videoio_in_progress; 3530 (*scp->rndr->draw_border)(scp, color); 3531 --scp->sc->videoio_in_progress; 3532} 3533 3534#ifndef SC_NO_FONT_LOADING 3535void 3536sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3537 int base, int count) 3538{ 3539 sc_softc_t *sc; 3540 3541 sc = scp->sc; 3542 sc->font_loading_in_progress = TRUE; 3543 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3544 sc->font_loading_in_progress = FALSE; 3545} 3546 3547void 3548sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3549 int base, int count) 3550{ 3551 sc_softc_t *sc; 3552 3553 sc = scp->sc; 3554 sc->font_loading_in_progress = TRUE; 3555 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3556 sc->font_loading_in_progress = FALSE; 3557} 3558 3559void 3560sc_show_font(scr_stat *scp, int page) 3561{ 3562 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3563} 3564#endif /* !SC_NO_FONT_LOADING */ 3565 3566void 3567sc_paste(scr_stat *scp, u_char *p, int count) 3568{ 3569 struct tty *tp; 3570 u_char *rmap; 3571 3572 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3573 if (!ISTTYOPEN(tp)) 3574 return; 3575 rmap = scp->sc->scr_rmap; 3576 for (; count > 0; --count) 3577 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 3578} 3579 3580void 3581sc_bell(scr_stat *scp, int pitch, int duration) 3582{ 3583 if (cold || shutdown_in_progress || !enable_bell) 3584 return; 3585 3586 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3587 return; 3588 3589 if (scp->sc->flags & SC_VISUAL_BELL) { 3590 if (scp->sc->blink_in_progress) 3591 return; 3592 scp->sc->blink_in_progress = 3; 3593 if (scp != scp->sc->cur_scp) 3594 scp->sc->blink_in_progress += 2; 3595 blink_screen(scp->sc->cur_scp); 3596 } else if (duration != 0 && pitch != 0) { 3597 if (scp != scp->sc->cur_scp) 3598 pitch *= 2; 3599 sysbeep(pitch, duration); 3600 } 3601} 3602 3603static void 3604blink_screen(void *arg) 3605{ 3606 scr_stat *scp = arg; 3607 struct tty *tp; 3608 3609 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3610 scp->sc->blink_in_progress = 0; 3611 mark_all(scp); 3612 tp = VIRTUAL_TTY(scp->sc, scp->index); 3613 if (ISTTYOPEN(tp)) 3614 scstart(tp); 3615 if (scp->sc->delayed_next_scr) 3616 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3617 } 3618 else { 3619 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3620 scp->sc->blink_in_progress & 1); 3621 scp->sc->blink_in_progress--; 3622 timeout(blink_screen, scp, hz / 10); 3623 } 3624} 3625