1 /*- 2 * Copyright (c) 1992-1998 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __FBSDID("$FreeBSD$"); 31 32 #include "opt_syscons.h" 33 #include "opt_splash.h" 34 #include "opt_ddb.h" 35 36 #include <sys/param.h> 37 #include <sys/systm.h> 38 #include <sys/conf.h> 39 #include <sys/cons.h> 40 #include <sys/consio.h> 41 #include <sys/eventhandler.h> 42 #include <sys/fbio.h> 43 #include <sys/kbio.h> 44 #include <sys/kernel.h> 45 #include <sys/lock.h> 46 #include <sys/malloc.h> 47 #include <sys/mutex.h> 48 #include <sys/proc.h> 49 #include <sys/random.h> 50 #include <sys/reboot.h> 51 #include <sys/signalvar.h> 52 #include <sys/sysctl.h> 53 #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 81 typedef struct default_attr { 82 int std_color; /* normal hardware color */ 83 int rev_color; /* reverse hardware color */ 84 } default_attr; 85 86 static default_attr user_default = { 87 SC_NORM_ATTR, 88 SC_NORM_REV_ATTR, 89 }; 90 91 static default_attr kernel_default = { 92 SC_KERNEL_CONS_ATTR, 93 SC_KERNEL_CONS_REV_ATTR, 94 }; 95 96 static int sc_console_unit = -1; 97 static int sc_saver_keyb_only = 1; 98 static scr_stat *sc_console; 99 static struct tty *sc_console_tty; 100 static struct consdev *sc_consptr; 101 static void *kernel_console_ts; 102 103 static char init_done = COLD; 104 static char shutdown_in_progress = FALSE; 105 static char sc_malloc = FALSE; 106 107 static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 108 static int run_scrn_saver = FALSE; /* should run the saver? */ 109 static int enable_bell = TRUE; /* enable beeper */ 110 static long scrn_blank_time = 0; /* screen saver timeout value */ 111 #ifdef DEV_SPLASH 112 static int scrn_blanked; /* # of blanked screen */ 113 static int sticky_splash = FALSE; 114 115 static void none_saver(sc_softc_t *sc, int blank) { } 116 static void (*current_saver)(sc_softc_t *, int) = none_saver; 117 #endif 118 119 SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 120 SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 121 SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 122 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 123 SYSCTL_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; 130 131 static bios_values_t bios_value; 132 133 static int enable_panic_key; 134 SYSCTL_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)) 142 143 static int debugger; 144 145 /* prototypes */ 146 static int scvidprobe(int unit, int flags, int cons); 147 static int sckbdprobe(int unit, int flags, int cons); 148 static void scmeminit(void *arg); 149 static int scdevtounit(dev_t dev); 150 static kbd_callback_func_t sckbdevent; 151 static int scparam(struct tty *tp, struct termios *t); 152 static void scstart(struct tty *tp); 153 static void scinit(int unit, int flags); 154 #if !__alpha__ 155 static void scterm(int unit, int flags); 156 #endif 157 static void scshutdown(void *arg, int howto); 158 static u_int scgetc(sc_softc_t *sc, u_int flags); 159 #define SCGETC_CN 1 160 #define SCGETC_NONBLOCK 2 161 static int sccngetch(int flags); 162 static void sccnupdate(scr_stat *scp); 163 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 164 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 165 static timeout_t scrn_timer; 166 static int and_region(int *s1, int *e1, int s2, int e2); 167 static void scrn_update(scr_stat *scp, int show_cursor); 168 169 #ifdef DEV_SPLASH 170 static int scsplash_callback(int event, void *arg); 171 static void scsplash_saver(sc_softc_t *sc, int show); 172 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 173 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 174 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 175 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 176 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 177 static 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 */ 182 183 static int do_switch_scr(sc_softc_t *sc, int s); 184 static int vt_proc_alive(scr_stat *scp); 185 static int signal_vt_rel(scr_stat *scp); 186 static int signal_vt_acq(scr_stat *scp); 187 static int finish_vt_rel(scr_stat *scp, int release, int *s); 188 static int finish_vt_acq(scr_stat *scp); 189 static void exchange_scr(sc_softc_t *sc); 190 static void update_cursor_image(scr_stat *scp); 191 static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 192 static int save_kbd_state(scr_stat *scp); 193 static int update_kbd_state(scr_stat *scp, int state, int mask); 194 static int update_kbd_leds(scr_stat *scp, int which); 195 static timeout_t blink_screen; 196 197 static cn_probe_t sccnprobe; 198 static cn_init_t sccninit; 199 static cn_getc_t sccngetc; 200 static cn_checkc_t sccncheckc; 201 static cn_putc_t sccnputc; 202 static cn_dbctl_t sccndbctl; 203 static cn_term_t sccnterm; 204 205 #if __alpha__ 206 void sccnattach(void); 207 #endif 208 209 CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 210 sccndbctl); 211 212 static d_open_t scopen; 213 static d_close_t scclose; 214 static d_read_t scread; 215 static d_ioctl_t scioctl; 216 static d_mmap_t scmmap; 217 218 static struct cdevsw sc_cdevsw = { 219 .d_version = D_VERSION, 220 .d_open = scopen, 221 .d_close = scclose, 222 .d_read = scread, 223 .d_ioctl = scioctl, 224 .d_mmap = scmmap, 225 .d_name = "sc", 226 .d_flags = D_TTY | D_NEEDGIANT, 227 }; 228 229 int 230 sc_probe_unit(int unit, int flags) 231 { 232 if (!scvidprobe(unit, flags, FALSE)) { 233 if (bootverbose) 234 printf("sc%d: no video adapter found.\n", unit); 235 return ENXIO; 236 } 237 238 /* syscons will be attached even when there is no keyboard */ 239 sckbdprobe(unit, flags, FALSE); 240 241 return 0; 242 } 243 244 /* probe video adapters, return TRUE if found */ 245 static int 246 scvidprobe(int unit, int flags, int cons) 247 { 248 /* 249 * Access the video adapter driver through the back door! 250 * Video adapter drivers need to be configured before syscons. 251 * However, when syscons is being probed as the low-level console, 252 * they have not been initialized yet. We force them to initialize 253 * themselves here. XXX 254 */ 255 vid_configure(cons ? VIO_PROBE_ONLY : 0); 256 257 return (vid_find_adapter("*", unit) >= 0); 258 } 259 260 /* probe the keyboard, return TRUE if found */ 261 static int 262 sckbdprobe(int unit, int flags, int cons) 263 { 264 /* access the keyboard driver through the backdoor! */ 265 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 266 267 return (kbd_find_keyboard("*", unit) >= 0); 268 } 269 270 static char 271 *adapter_name(video_adapter_t *adp) 272 { 273 static struct { 274 int type; 275 char *name[2]; 276 } names[] = { 277 { KD_MONO, { "MDA", "MDA" } }, 278 { KD_HERCULES, { "Hercules", "Hercules" } }, 279 { KD_CGA, { "CGA", "CGA" } }, 280 { KD_EGA, { "EGA", "EGA (mono)" } }, 281 { KD_VGA, { "VGA", "VGA (mono)" } }, 282 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 283 { KD_TGA, { "TGA", "TGA" } }, 284 { -1, { "Unknown", "Unknown" } }, 285 }; 286 int i; 287 288 for (i = 0; names[i].type != -1; ++i) 289 if (names[i].type == adp->va_type) 290 break; 291 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 292 } 293 294 int 295 sc_attach_unit(int unit, int flags) 296 { 297 sc_softc_t *sc; 298 scr_stat *scp; 299 #ifdef SC_PIXEL_MODE 300 video_info_t info; 301 #endif 302 int vc; 303 dev_t dev; 304 305 flags &= ~SC_KERNEL_CONSOLE; 306 307 if (sc_console_unit == unit) { 308 /* 309 * If this unit is being used as the system console, we need to 310 * adjust some variables and buffers before and after scinit(). 311 */ 312 /* assert(sc_console != NULL) */ 313 flags |= SC_KERNEL_CONSOLE; 314 scmeminit(NULL); 315 316 scinit(unit, flags); 317 318 if (sc_console->tsw->te_size > 0) { 319 /* assert(sc_console->ts != NULL); */ 320 kernel_console_ts = sc_console->ts; 321 sc_console->ts = malloc(sc_console->tsw->te_size, 322 M_DEVBUF, M_WAITOK); 323 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 324 (*sc_console->tsw->te_default_attr)(sc_console, 325 user_default.std_color, 326 user_default.rev_color); 327 } 328 } else { 329 scinit(unit, flags); 330 } 331 332 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 333 sc->config = flags; 334 scp = SC_STAT(sc->dev[0]); 335 if (sc_console == NULL) /* sc_console_unit < 0 */ 336 sc_console = scp; 337 338 #ifdef SC_PIXEL_MODE 339 if ((sc->config & SC_VESA800X600) 340 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 341 #ifdef DEV_SPLASH 342 if (sc->flags & SC_SPLASH_SCRN) 343 splash_term(sc->adp); 344 #endif 345 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 346 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 347 sc->initial_mode = M_VESA_800x600; 348 #ifdef DEV_SPLASH 349 /* put up the splash again! */ 350 if (sc->flags & SC_SPLASH_SCRN) 351 splash_init(sc->adp, scsplash_callback, sc); 352 #endif 353 } 354 #endif /* SC_PIXEL_MODE */ 355 356 /* initialize cursor */ 357 if (!ISGRAPHSC(scp)) 358 update_cursor_image(scp); 359 360 /* get screen update going */ 361 scrn_timer(sc); 362 363 /* set up the keyboard */ 364 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 365 update_kbd_state(scp, scp->status, LOCK_MASK); 366 367 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 368 unit, adapter_name(sc->adp), sc->vtys, sc->config); 369 if (bootverbose) { 370 printf("sc%d:", unit); 371 if (sc->adapter >= 0) 372 printf(" fb%d", sc->adapter); 373 if (sc->keyboard >= 0) 374 printf(", kbd%d", sc->keyboard); 375 if (scp->tsw) 376 printf(", terminal emulator: %s (%s)", 377 scp->tsw->te_name, scp->tsw->te_desc); 378 printf("\n"); 379 } 380 381 /* register a shutdown callback for the kernel console */ 382 if (sc_console_unit == unit) 383 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 384 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 385 386 for (vc = 0; vc < sc->vtys; vc++) { 387 if (sc->dev[vc] == NULL) { 388 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 389 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 390 sc->dev[vc] = dev; 391 } 392 /* 393 * The first vty already has struct tty and scr_stat initialized 394 * in scinit(). The other vtys will have these structs when 395 * first opened. 396 */ 397 } 398 399 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 400 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 401 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 402 SC_STAT(dev) = sc_console; 403 404 return 0; 405 } 406 407 static void 408 scmeminit(void *arg) 409 { 410 if (sc_malloc) 411 return; 412 sc_malloc = TRUE; 413 414 /* 415 * As soon as malloc() becomes functional, we had better allocate 416 * various buffers for the kernel console. 417 */ 418 419 if (sc_console_unit < 0) /* sc_console == NULL */ 420 return; 421 422 /* copy the temporary buffer to the final buffer */ 423 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 424 425 #ifndef SC_NO_CUTPASTE 426 sc_alloc_cut_buffer(sc_console, FALSE); 427 #endif 428 429 #ifndef SC_NO_HISTORY 430 /* initialize history buffer & pointers */ 431 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 432 #endif 433 } 434 435 /* XXX */ 436 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 437 438 static int 439 scdevtounit(dev_t dev) 440 { 441 int vty = SC_VTY(dev); 442 443 if (vty == SC_CONSOLECTL) 444 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 445 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 446 return -1; 447 else 448 return vty/MAXCONS; 449 } 450 451 static int 452 scopen(dev_t dev, int flag, int mode, struct thread *td) 453 { 454 int unit = scdevtounit(dev); 455 sc_softc_t *sc; 456 struct tty *tp; 457 scr_stat *scp; 458 #ifndef __sparc64__ 459 keyarg_t key; 460 #endif 461 int error; 462 463 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 464 major(dev), minor(dev), unit, SC_VTY(dev))); 465 466 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 467 if (sc == NULL) 468 return ENXIO; 469 470 tp = dev->si_tty = ttymalloc(dev->si_tty); 471 tp->t_oproc = scstart; 472 tp->t_param = scparam; 473 tp->t_stop = nottystop; 474 tp->t_dev = dev; 475 if (!ISTTYOPEN(tp)) { 476 ttychars(tp); 477 /* Use the current setting of the <-- key as default VERASE. */ 478 /* If the Delete key is preferable, an stty is necessary */ 479 #ifndef __sparc64__ 480 if (sc->kbd != NULL) { 481 key.keynum = KEYCODE_BS; 482 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 483 tp->t_cc[VERASE] = key.key.map[0]; 484 } 485 #endif 486 tp->t_iflag = TTYDEF_IFLAG; 487 tp->t_oflag = TTYDEF_OFLAG; 488 tp->t_cflag = TTYDEF_CFLAG; 489 tp->t_lflag = TTYDEF_LFLAG; 490 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 491 scparam(tp, &tp->t_termios); 492 (*linesw[tp->t_line].l_modem)(tp, 1); 493 } 494 else 495 if (tp->t_state & TS_XCLUDE && suser(td)) 496 return(EBUSY); 497 498 error = (*linesw[tp->t_line].l_open)(dev, tp); 499 500 scp = SC_STAT(dev); 501 if (scp == NULL) { 502 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 503 if (ISGRAPHSC(scp)) 504 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 505 } 506 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 507 tp->t_winsize.ws_col = scp->xsize; 508 tp->t_winsize.ws_row = scp->ysize; 509 } 510 511 return error; 512 } 513 514 static int 515 scclose(dev_t dev, int flag, int mode, struct thread *td) 516 { 517 struct tty *tp = dev->si_tty; 518 scr_stat *scp; 519 int s; 520 521 if (SC_VTY(dev) != SC_CONSOLECTL) { 522 scp = SC_STAT(tp->t_dev); 523 /* were we in the middle of the VT switching process? */ 524 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 525 s = spltty(); 526 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 527 cnavailable(sc_consptr, TRUE); 528 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 529 DPRINTF(5, ("reset WAIT_REL, ")); 530 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 531 DPRINTF(5, ("reset WAIT_ACQ, ")); 532 #if not_yet_done 533 if (scp == &main_console) { 534 scp->pid = 0; 535 scp->proc = NULL; 536 scp->smode.mode = VT_AUTO; 537 } 538 else { 539 sc_vtb_destroy(&scp->vtb); 540 #ifndef __sparc64__ 541 sc_vtb_destroy(&scp->scr); 542 #endif 543 sc_free_history_buffer(scp, scp->ysize); 544 SC_STAT(dev) = NULL; 545 free(scp, M_DEVBUF); 546 } 547 #else 548 scp->pid = 0; 549 scp->proc = NULL; 550 scp->smode.mode = VT_AUTO; 551 #endif 552 scp->kbd_mode = K_XLATE; 553 if (scp == scp->sc->cur_scp) 554 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 555 DPRINTF(5, ("done.\n")); 556 } 557 spltty(); 558 (*linesw[tp->t_line].l_close)(tp, flag); 559 ttyclose(tp); 560 spl0(); 561 return(0); 562 } 563 564 static int 565 scread(dev_t dev, struct uio *uio, int flag) 566 { 567 if (!sc_saver_keyb_only) 568 sc_touch_scrn_saver(); 569 return ttyread(dev, uio, flag); 570 } 571 572 static int 573 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 574 { 575 sc_softc_t *sc; 576 struct tty *cur_tty; 577 int c; 578 size_t len; 579 u_char *cp; 580 581 sc = (sc_softc_t *)arg; 582 /* assert(thiskbd == sc->kbd) */ 583 584 switch (event) { 585 case KBDIO_KEYINPUT: 586 break; 587 case KBDIO_UNLOADING: 588 sc->kbd = NULL; 589 sc->keyboard = -1; 590 kbd_release(thiskbd, (void *)&sc->keyboard); 591 return 0; 592 default: 593 return EINVAL; 594 } 595 596 /* 597 * Loop while there is still input to get from the keyboard. 598 * I don't think this is nessesary, and it doesn't fix 599 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 600 */ 601 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 602 603 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 604 if (!ISTTYOPEN(cur_tty)) { 605 cur_tty = sc_console_tty; 606 if (!ISTTYOPEN(cur_tty)) 607 continue; 608 } 609 610 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 611 continue; 612 613 switch (KEYFLAGS(c)) { 614 case 0x0000: /* normal key */ 615 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 616 break; 617 case FKEY: /* function key, return string */ 618 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 619 if (cp != NULL) { 620 while (len-- > 0) 621 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 622 } 623 break; 624 case MKEY: /* meta is active, prepend ESC */ 625 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 626 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 627 break; 628 case BKEY: /* backtab fixed sequence (esc [ Z) */ 629 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 630 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 631 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 632 break; 633 } 634 } 635 636 sc->cur_scp->status |= MOUSE_HIDDEN; 637 638 return 0; 639 } 640 641 static int 642 scparam(struct tty *tp, struct termios *t) 643 { 644 tp->t_ispeed = t->c_ispeed; 645 tp->t_ospeed = t->c_ospeed; 646 tp->t_cflag = t->c_cflag; 647 return 0; 648 } 649 650 static int 651 scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct thread *td) 652 { 653 int error; 654 int i; 655 struct tty *tp; 656 sc_softc_t *sc; 657 scr_stat *scp; 658 int s; 659 660 tp = dev->si_tty; 661 662 /* If there is a user_ioctl function call that first */ 663 if (sc_user_ioctl) { 664 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 665 if (error != ENOIOCTL) 666 return error; 667 } 668 669 error = sc_vid_ioctl(tp, cmd, data, flag, td); 670 if (error != ENOIOCTL) 671 return error; 672 673 #ifndef SC_NO_HISTORY 674 error = sc_hist_ioctl(tp, cmd, data, flag, td); 675 if (error != ENOIOCTL) 676 return error; 677 #endif 678 679 #ifndef SC_NO_SYSMOUSE 680 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 681 if (error != ENOIOCTL) 682 return error; 683 #endif 684 685 scp = SC_STAT(tp->t_dev); 686 /* assert(scp != NULL) */ 687 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 688 sc = scp->sc; 689 690 if (scp->tsw) { 691 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 692 if (error != ENOIOCTL) 693 return error; 694 } 695 696 switch (cmd) { /* process console hardware related ioctl's */ 697 698 case GIO_ATTR: /* get current attributes */ 699 /* this ioctl is not processed here, but in the terminal emulator */ 700 return ENOTTY; 701 702 case GIO_COLOR: /* is this a color console ? */ 703 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 704 return 0; 705 706 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 707 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 708 return EINVAL; 709 s = spltty(); 710 scrn_blank_time = *(int *)data; 711 run_scrn_saver = (scrn_blank_time != 0); 712 splx(s); 713 return 0; 714 715 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 716 s = spltty(); 717 *(int *)data &= CONS_CURSOR_ATTRS; 718 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 719 splx(s); 720 return 0; 721 722 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 723 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 724 ((int *)data)[0] = scp->curr_curs_attr.flags; 725 ((int *)data)[1] = scp->curr_curs_attr.base; 726 ((int *)data)[2] = scp->curr_curs_attr.height; 727 } else { 728 ((int *)data)[0] = sc->curs_attr.flags; 729 ((int *)data)[1] = sc->curs_attr.base; 730 ((int *)data)[2] = sc->curs_attr.height; 731 } 732 return 0; 733 734 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 735 s = spltty(); 736 sc_change_cursor_shape(scp, ((int *)data)[0], 737 ((int *)data)[1], ((int *)data)[2]); 738 splx(s); 739 return 0; 740 741 case CONS_BELLTYPE: /* set bell type sound/visual */ 742 if ((*(int *)data) & 0x01) 743 sc->flags |= SC_VISUAL_BELL; 744 else 745 sc->flags &= ~SC_VISUAL_BELL; 746 if ((*(int *)data) & 0x02) 747 sc->flags |= SC_QUIET_BELL; 748 else 749 sc->flags &= ~SC_QUIET_BELL; 750 return 0; 751 752 case CONS_GETINFO: /* get current (virtual) console info */ 753 { 754 vid_info_t *ptr = (vid_info_t*)data; 755 if (ptr->size == sizeof(struct vid_info)) { 756 ptr->m_num = sc->cur_scp->index; 757 ptr->font_size = scp->font_size; 758 ptr->mv_col = scp->xpos; 759 ptr->mv_row = scp->ypos; 760 ptr->mv_csz = scp->xsize; 761 ptr->mv_rsz = scp->ysize; 762 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 763 /* 764 * The following fields are filled by the terminal emulator. XXX 765 * 766 * ptr->mv_norm.fore 767 * ptr->mv_norm.back 768 * ptr->mv_rev.fore 769 * ptr->mv_rev.back 770 */ 771 ptr->mv_grfc.fore = 0; /* not supported */ 772 ptr->mv_grfc.back = 0; /* not supported */ 773 ptr->mv_ovscan = scp->border; 774 if (scp == sc->cur_scp) 775 save_kbd_state(scp); 776 ptr->mk_keylock = scp->status & LOCK_MASK; 777 return 0; 778 } 779 return EINVAL; 780 } 781 782 case CONS_GETVERS: /* get version number */ 783 *(int*)data = 0x200; /* version 2.0 */ 784 return 0; 785 786 case CONS_IDLE: /* see if the screen has been idle */ 787 /* 788 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 789 * the user process may have been writing something on the 790 * screen and syscons is not aware of it. Declare the screen 791 * is NOT idle if it is in one of these modes. But there is 792 * an exception to it; if a screen saver is running in the 793 * graphics mode in the current screen, we should say that the 794 * screen has been idle. 795 */ 796 *(int *)data = (sc->flags & SC_SCRN_IDLE) 797 && (!ISGRAPHSC(sc->cur_scp) 798 || (sc->cur_scp->status & SAVER_RUNNING)); 799 return 0; 800 801 case CONS_SAVERMODE: /* set saver mode */ 802 switch(*(int *)data) { 803 case CONS_NO_SAVER: 804 case CONS_USR_SAVER: 805 /* if a LKM screen saver is running, stop it first. */ 806 scsplash_stick(FALSE); 807 saver_mode = *(int *)data; 808 s = spltty(); 809 #ifdef DEV_SPLASH 810 if ((error = wait_scrn_saver_stop(NULL))) { 811 splx(s); 812 return error; 813 } 814 #endif 815 run_scrn_saver = TRUE; 816 if (saver_mode == CONS_USR_SAVER) 817 scp->status |= SAVER_RUNNING; 818 else 819 scp->status &= ~SAVER_RUNNING; 820 scsplash_stick(TRUE); 821 splx(s); 822 break; 823 case CONS_LKM_SAVER: 824 s = spltty(); 825 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 826 scp->status &= ~SAVER_RUNNING; 827 saver_mode = *(int *)data; 828 splx(s); 829 break; 830 default: 831 return EINVAL; 832 } 833 return 0; 834 835 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 836 /* 837 * Note that this ioctl does not guarantee the screen saver 838 * actually starts or stops. It merely attempts to do so... 839 */ 840 s = spltty(); 841 run_scrn_saver = (*(int *)data != 0); 842 if (run_scrn_saver) 843 sc->scrn_time_stamp -= scrn_blank_time; 844 splx(s); 845 return 0; 846 847 case CONS_SCRSHOT: /* get a screen shot */ 848 { 849 int retval, hist_rsz; 850 size_t lsize, csize; 851 vm_offset_t frbp, hstp; 852 unsigned lnum; 853 scrshot_t *ptr = (scrshot_t *)data; 854 void *outp = ptr->buf; 855 856 s = spltty(); 857 if (ISGRAPHSC(scp)) { 858 splx(s); 859 return EOPNOTSUPP; 860 } 861 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 862 if ((ptr->x + ptr->xsize) > scp->xsize || 863 (ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 864 splx(s); 865 return EINVAL; 866 } 867 868 lsize = scp->xsize * sizeof(u_int16_t); 869 csize = ptr->xsize * sizeof(u_int16_t); 870 /* Pointer to the last line of framebuffer */ 871 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 872 sizeof(u_int16_t); 873 /* Pointer to the last line of target buffer */ 874 (vm_offset_t)outp += ptr->ysize * csize; 875 /* Pointer to the last line of history buffer */ 876 if (scp->history != NULL) 877 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 878 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 879 else 880 hstp = 0; 881 882 retval = 0; 883 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 884 if (lnum < scp->ysize) { 885 frbp -= lsize; 886 } else { 887 hstp -= lsize; 888 if (hstp < scp->history->vtb_buffer) 889 hstp += scp->history->vtb_rows * lsize; 890 frbp = hstp; 891 } 892 if (lnum < ptr->y) 893 continue; 894 (vm_offset_t)outp -= csize; 895 retval = copyout((void *)frbp, outp, csize); 896 if (retval != 0) 897 break; 898 } 899 splx(s); 900 return retval; 901 } 902 903 case VT_SETMODE: /* set screen switcher mode */ 904 { 905 struct vt_mode *mode; 906 struct proc *p1; 907 908 mode = (struct vt_mode *)data; 909 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 910 if (scp->smode.mode == VT_PROCESS) { 911 p1 = pfind(scp->pid); 912 if (scp->proc == p1 && scp->proc != td->td_proc) { 913 if (p1) 914 PROC_UNLOCK(p1); 915 DPRINTF(5, ("error EPERM\n")); 916 return EPERM; 917 } 918 if (p1) 919 PROC_UNLOCK(p1); 920 } 921 s = spltty(); 922 if (mode->mode == VT_AUTO) { 923 scp->smode.mode = VT_AUTO; 924 scp->proc = NULL; 925 scp->pid = 0; 926 DPRINTF(5, ("VT_AUTO, ")); 927 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 928 cnavailable(sc_consptr, TRUE); 929 /* were we in the middle of the vty switching process? */ 930 if (finish_vt_rel(scp, TRUE, &s) == 0) 931 DPRINTF(5, ("reset WAIT_REL, ")); 932 if (finish_vt_acq(scp) == 0) 933 DPRINTF(5, ("reset WAIT_ACQ, ")); 934 } else { 935 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 936 || !ISSIGVALID(mode->frsig)) { 937 splx(s); 938 DPRINTF(5, ("error EINVAL\n")); 939 return EINVAL; 940 } 941 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 942 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 943 scp->proc = td->td_proc; 944 scp->pid = scp->proc->p_pid; 945 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 946 cnavailable(sc_consptr, FALSE); 947 } 948 splx(s); 949 DPRINTF(5, ("\n")); 950 return 0; 951 } 952 953 case VT_GETMODE: /* get screen switcher mode */ 954 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 955 return 0; 956 957 case VT_RELDISP: /* screen switcher ioctl */ 958 s = spltty(); 959 /* 960 * This must be the current vty which is in the VT_PROCESS 961 * switching mode... 962 */ 963 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 964 splx(s); 965 return EINVAL; 966 } 967 /* ...and this process is controlling it. */ 968 if (scp->proc != td->td_proc) { 969 splx(s); 970 return EPERM; 971 } 972 error = EINVAL; 973 switch(*(intptr_t *)data) { 974 case VT_FALSE: /* user refuses to release screen, abort */ 975 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 976 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 977 break; 978 case VT_TRUE: /* user has released screen, go on */ 979 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 980 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 981 break; 982 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 983 if ((error = finish_vt_acq(scp)) == 0) 984 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 985 break; 986 default: 987 break; 988 } 989 splx(s); 990 return error; 991 992 case VT_OPENQRY: /* return free virtual console */ 993 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 994 tp = VIRTUAL_TTY(sc, i); 995 if (!ISTTYOPEN(tp)) { 996 *(int *)data = i + 1; 997 return 0; 998 } 999 } 1000 return EINVAL; 1001 1002 case VT_ACTIVATE: /* switch to screen *data */ 1003 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1004 s = spltty(); 1005 sc_clean_up(sc->cur_scp); 1006 splx(s); 1007 return sc_switch_scr(sc, i); 1008 1009 case VT_WAITACTIVE: /* wait for switch to occur */ 1010 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1011 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1012 return EINVAL; 1013 s = spltty(); 1014 error = sc_clean_up(sc->cur_scp); 1015 splx(s); 1016 if (error) 1017 return error; 1018 scp = SC_STAT(SC_DEV(sc, i)); 1019 if (scp == scp->sc->cur_scp) 1020 return 0; 1021 while ((error=tsleep(&scp->smode, PZERO|PCATCH, 1022 "waitvt", 0)) == ERESTART) ; 1023 return error; 1024 1025 case VT_GETACTIVE: /* get active vty # */ 1026 *(int *)data = sc->cur_scp->index + 1; 1027 return 0; 1028 1029 case VT_GETINDEX: /* get this vty # */ 1030 *(int *)data = scp->index + 1; 1031 return 0; 1032 1033 case VT_LOCKSWITCH: /* prevent vty switching */ 1034 if ((*(int *)data) & 0x01) 1035 sc->flags |= SC_SCRN_VTYLOCK; 1036 else 1037 sc->flags &= ~SC_SCRN_VTYLOCK; 1038 return 0; 1039 1040 case KDENABIO: /* allow io operations */ 1041 error = suser(td); 1042 if (error != 0) 1043 return error; 1044 error = securelevel_gt(td->td_ucred, 0); 1045 if (error != 0) 1046 return error; 1047 #ifdef __i386__ 1048 td->td_frame->tf_eflags |= PSL_IOPL; 1049 #endif 1050 return 0; 1051 1052 case KDDISABIO: /* disallow io operations (default) */ 1053 #ifdef __i386__ 1054 td->td_frame->tf_eflags &= ~PSL_IOPL; 1055 #endif 1056 return 0; 1057 1058 case KDSKBSTATE: /* set keyboard state (locks) */ 1059 if (*(int *)data & ~LOCK_MASK) 1060 return EINVAL; 1061 scp->status &= ~LOCK_MASK; 1062 scp->status |= *(int *)data; 1063 if (scp == sc->cur_scp) 1064 update_kbd_state(scp, scp->status, LOCK_MASK); 1065 return 0; 1066 1067 case KDGKBSTATE: /* get keyboard state (locks) */ 1068 if (scp == sc->cur_scp) 1069 save_kbd_state(scp); 1070 *(int *)data = scp->status & LOCK_MASK; 1071 return 0; 1072 1073 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1074 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1075 error = kbd_ioctl(sc->kbd, cmd, data); 1076 if (error == ENOIOCTL) 1077 error = ENODEV; 1078 return error; 1079 1080 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1081 if (*(int *)data & ~0x7f) 1082 return EINVAL; 1083 error = kbd_ioctl(sc->kbd, cmd, data); 1084 if (error == ENOIOCTL) 1085 error = ENODEV; 1086 return error; 1087 1088 case KDSKBMODE: /* set keyboard mode */ 1089 switch (*(int *)data) { 1090 case K_XLATE: /* switch to XLT ascii mode */ 1091 case K_RAW: /* switch to RAW scancode mode */ 1092 case K_CODE: /* switch to CODE mode */ 1093 scp->kbd_mode = *(int *)data; 1094 if (scp == sc->cur_scp) 1095 kbd_ioctl(sc->kbd, cmd, data); 1096 return 0; 1097 default: 1098 return EINVAL; 1099 } 1100 /* NOT REACHED */ 1101 1102 case KDGKBMODE: /* get keyboard mode */ 1103 *(int *)data = scp->kbd_mode; 1104 return 0; 1105 1106 case KDGKBINFO: 1107 error = kbd_ioctl(sc->kbd, cmd, data); 1108 if (error == ENOIOCTL) 1109 error = ENODEV; 1110 return error; 1111 1112 case KDMKTONE: /* sound the bell */ 1113 if (*(int*)data) 1114 sc_bell(scp, (*(int*)data)&0xffff, 1115 (((*(int*)data)>>16)&0xffff)*hz/1000); 1116 else 1117 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1118 return 0; 1119 1120 case KIOCSOUND: /* make tone (*data) hz */ 1121 if (scp == sc->cur_scp) { 1122 if (*(int *)data) 1123 return sc_tone(*(int *)data); 1124 else 1125 return sc_tone(0); 1126 } 1127 return 0; 1128 1129 case KDGKBTYPE: /* get keyboard type */ 1130 error = kbd_ioctl(sc->kbd, cmd, data); 1131 if (error == ENOIOCTL) { 1132 /* always return something? XXX */ 1133 *(int *)data = 0; 1134 } 1135 return 0; 1136 1137 case KDSETLED: /* set keyboard LED status */ 1138 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1139 return EINVAL; 1140 scp->status &= ~LED_MASK; 1141 scp->status |= *(int *)data; 1142 if (scp == sc->cur_scp) 1143 update_kbd_leds(scp, scp->status); 1144 return 0; 1145 1146 case KDGETLED: /* get keyboard LED status */ 1147 if (scp == sc->cur_scp) 1148 save_kbd_state(scp); 1149 *(int *)data = scp->status & LED_MASK; 1150 return 0; 1151 1152 case CONS_SETKBD: /* set the new keyboard */ 1153 { 1154 keyboard_t *newkbd; 1155 1156 s = spltty(); 1157 newkbd = kbd_get_keyboard(*(int *)data); 1158 if (newkbd == NULL) { 1159 splx(s); 1160 return EINVAL; 1161 } 1162 error = 0; 1163 if (sc->kbd != newkbd) { 1164 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1165 (void *)&sc->keyboard, sckbdevent, sc); 1166 /* i == newkbd->kb_index */ 1167 if (i >= 0) { 1168 if (sc->kbd != NULL) { 1169 save_kbd_state(sc->cur_scp); 1170 kbd_release(sc->kbd, (void *)&sc->keyboard); 1171 } 1172 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1173 sc->keyboard = i; 1174 kbd_ioctl(sc->kbd, KDSKBMODE, 1175 (caddr_t)&sc->cur_scp->kbd_mode); 1176 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1177 LOCK_MASK); 1178 } else { 1179 error = EPERM; /* XXX */ 1180 } 1181 } 1182 splx(s); 1183 return error; 1184 } 1185 1186 case CONS_RELKBD: /* release the current keyboard */ 1187 s = spltty(); 1188 error = 0; 1189 if (sc->kbd != NULL) { 1190 save_kbd_state(sc->cur_scp); 1191 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1192 if (error == 0) { 1193 sc->kbd = NULL; 1194 sc->keyboard = -1; 1195 } 1196 } 1197 splx(s); 1198 return error; 1199 1200 case CONS_GETTERM: /* get the current terminal emulator info */ 1201 { 1202 sc_term_sw_t *sw; 1203 1204 if (((term_info_t *)data)->ti_index == 0) { 1205 sw = scp->tsw; 1206 } else { 1207 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1208 } 1209 if (sw != NULL) { 1210 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1211 sizeof(((term_info_t *)data)->ti_name)); 1212 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1213 sizeof(((term_info_t *)data)->ti_desc)); 1214 ((term_info_t *)data)->ti_flags = 0; 1215 return 0; 1216 } else { 1217 ((term_info_t *)data)->ti_name[0] = '\0'; 1218 ((term_info_t *)data)->ti_desc[0] = '\0'; 1219 ((term_info_t *)data)->ti_flags = 0; 1220 return EINVAL; 1221 } 1222 } 1223 1224 case CONS_SETTERM: /* set the current terminal emulator */ 1225 s = spltty(); 1226 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1227 /* FIXME: what if scp == sc_console! XXX */ 1228 splx(s); 1229 return error; 1230 1231 case GIO_SCRNMAP: /* get output translation table */ 1232 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1233 return 0; 1234 1235 case PIO_SCRNMAP: /* set output translation table */ 1236 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1237 for (i=0; i<sizeof(sc->scr_map); i++) { 1238 sc->scr_rmap[sc->scr_map[i]] = i; 1239 } 1240 return 0; 1241 1242 case GIO_KEYMAP: /* get keyboard translation table */ 1243 case PIO_KEYMAP: /* set keyboard translation table */ 1244 case GIO_DEADKEYMAP: /* get accent key translation table */ 1245 case PIO_DEADKEYMAP: /* set accent key translation table */ 1246 case GETFKEY: /* get function key string */ 1247 case SETFKEY: /* set function key string */ 1248 error = kbd_ioctl(sc->kbd, cmd, data); 1249 if (error == ENOIOCTL) 1250 error = ENODEV; 1251 return error; 1252 1253 #ifndef SC_NO_FONT_LOADING 1254 1255 case PIO_FONT8x8: /* set 8x8 dot font */ 1256 if (!ISFONTAVAIL(sc->adp->va_flags)) 1257 return ENXIO; 1258 bcopy(data, sc->font_8, 8*256); 1259 sc->fonts_loaded |= FONT_8; 1260 /* 1261 * FONT KLUDGE 1262 * Always use the font page #0. XXX 1263 * Don't load if the current font size is not 8x8. 1264 */ 1265 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1266 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1267 return 0; 1268 1269 case GIO_FONT8x8: /* get 8x8 dot font */ 1270 if (!ISFONTAVAIL(sc->adp->va_flags)) 1271 return ENXIO; 1272 if (sc->fonts_loaded & FONT_8) { 1273 bcopy(sc->font_8, data, 8*256); 1274 return 0; 1275 } 1276 else 1277 return ENXIO; 1278 1279 case PIO_FONT8x14: /* set 8x14 dot font */ 1280 if (!ISFONTAVAIL(sc->adp->va_flags)) 1281 return ENXIO; 1282 bcopy(data, sc->font_14, 14*256); 1283 sc->fonts_loaded |= FONT_14; 1284 /* 1285 * FONT KLUDGE 1286 * Always use the font page #0. XXX 1287 * Don't load if the current font size is not 8x14. 1288 */ 1289 if (ISTEXTSC(sc->cur_scp) 1290 && (sc->cur_scp->font_size >= 14) 1291 && (sc->cur_scp->font_size < 16)) 1292 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1293 return 0; 1294 1295 case GIO_FONT8x14: /* get 8x14 dot font */ 1296 if (!ISFONTAVAIL(sc->adp->va_flags)) 1297 return ENXIO; 1298 if (sc->fonts_loaded & FONT_14) { 1299 bcopy(sc->font_14, data, 14*256); 1300 return 0; 1301 } 1302 else 1303 return ENXIO; 1304 1305 case PIO_FONT8x16: /* set 8x16 dot font */ 1306 if (!ISFONTAVAIL(sc->adp->va_flags)) 1307 return ENXIO; 1308 bcopy(data, sc->font_16, 16*256); 1309 sc->fonts_loaded |= FONT_16; 1310 /* 1311 * FONT KLUDGE 1312 * Always use the font page #0. XXX 1313 * Don't load if the current font size is not 8x16. 1314 */ 1315 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1316 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1317 return 0; 1318 1319 case GIO_FONT8x16: /* get 8x16 dot font */ 1320 if (!ISFONTAVAIL(sc->adp->va_flags)) 1321 return ENXIO; 1322 if (sc->fonts_loaded & FONT_16) { 1323 bcopy(sc->font_16, data, 16*256); 1324 return 0; 1325 } 1326 else 1327 return ENXIO; 1328 1329 #endif /* SC_NO_FONT_LOADING */ 1330 1331 #ifdef PC98 1332 case ADJUST_CLOCK: /* /dev/rtc for 98note resume */ 1333 inittodr(0); 1334 return 0; 1335 #endif 1336 1337 default: 1338 break; 1339 } 1340 1341 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, td); 1342 if (error != ENOIOCTL) 1343 return(error); 1344 error = ttioctl(tp, cmd, data, flag); 1345 if (error != ENOIOCTL) 1346 return(error); 1347 return(ENOTTY); 1348 } 1349 1350 static void 1351 scstart(struct tty *tp) 1352 { 1353 struct clist *rbp; 1354 int s, len; 1355 u_char buf[PCBURST]; 1356 scr_stat *scp = SC_STAT(tp->t_dev); 1357 1358 if (scp->status & SLKED || 1359 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 1360 return; 1361 s = spltty(); 1362 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1363 tp->t_state |= TS_BUSY; 1364 rbp = &tp->t_outq; 1365 while (rbp->c_cc) { 1366 len = q_to_b(rbp, buf, PCBURST); 1367 splx(s); 1368 sc_puts(scp, buf, len); 1369 s = spltty(); 1370 } 1371 tp->t_state &= ~TS_BUSY; 1372 ttwwakeup(tp); 1373 } 1374 splx(s); 1375 } 1376 1377 static void 1378 sccnprobe(struct consdev *cp) 1379 { 1380 #if !__alpha__ 1381 int unit; 1382 int flags; 1383 1384 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1385 1386 /* a video card is always required */ 1387 if (!scvidprobe(unit, flags, TRUE)) 1388 cp->cn_pri = CN_DEAD; 1389 1390 /* syscons will become console even when there is no keyboard */ 1391 sckbdprobe(unit, flags, TRUE); 1392 1393 if (cp->cn_pri == CN_DEAD) 1394 return; 1395 1396 /* initialize required fields */ 1397 sprintf(cp->cn_name, "consolectl"); 1398 #endif /* !__alpha__ */ 1399 1400 #if __alpha__ 1401 /* 1402 * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() 1403 * interface to install the console. Always return CN_DEAD from 1404 * here. 1405 */ 1406 cp->cn_pri = CN_DEAD; 1407 #endif /* __alpha__ */ 1408 } 1409 1410 static void 1411 sccninit(struct consdev *cp) 1412 { 1413 #if !__alpha__ 1414 int unit; 1415 int flags; 1416 1417 sc_get_cons_priority(&unit, &flags); 1418 scinit(unit, flags | SC_KERNEL_CONSOLE); 1419 sc_console_unit = unit; 1420 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1421 sc_consptr = cp; 1422 #endif /* !__alpha__ */ 1423 1424 #if __alpha__ 1425 /* SHOULDN'T REACH HERE */ 1426 #endif /* __alpha__ */ 1427 } 1428 1429 static void 1430 sccnterm(struct consdev *cp) 1431 { 1432 /* we are not the kernel console any more, release everything */ 1433 1434 if (sc_console_unit < 0) 1435 return; /* shouldn't happen */ 1436 1437 #if !__alpha__ 1438 #if 0 /* XXX */ 1439 sc_clear_screen(sc_console); 1440 sccnupdate(sc_console); 1441 #endif 1442 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1443 sc_console_unit = -1; 1444 sc_console = NULL; 1445 #endif /* !__alpha__ */ 1446 1447 #if __alpha__ 1448 /* do nothing XXX */ 1449 #endif /* __alpha__ */ 1450 } 1451 1452 #ifdef __alpha__ 1453 1454 void 1455 sccnattach(void) 1456 { 1457 static struct consdev consdev; 1458 int unit; 1459 int flags; 1460 1461 bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); 1462 consdev.cn_pri = sc_get_cons_priority(&unit, &flags); 1463 1464 /* a video card is always required */ 1465 if (!scvidprobe(unit, flags, TRUE)) 1466 consdev.cn_pri = CN_DEAD; 1467 1468 /* alpha doesn't allow the console being without a keyboard... Why? */ 1469 if (!sckbdprobe(unit, flags, TRUE)) 1470 consdev.cn_pri = CN_DEAD; 1471 1472 if (consdev.cn_pri == CN_DEAD) 1473 return; 1474 1475 scinit(unit, flags | SC_KERNEL_CONSOLE); 1476 sc_console_unit = unit; 1477 sc_consptr = &consdev; 1478 sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1479 sprintf(consdev.cn_name, "ttyv%r", 0); 1480 cnadd(&consdev); 1481 } 1482 1483 #endif /* __alpha__ */ 1484 1485 static void 1486 sccnputc(struct consdev *cd, int c) 1487 { 1488 u_char buf[1]; 1489 scr_stat *scp = sc_console; 1490 void *save; 1491 #ifndef SC_NO_HISTORY 1492 struct tty *tp; 1493 #endif /* !SC_NO_HISTORY */ 1494 int s; 1495 1496 /* assert(sc_console != NULL) */ 1497 1498 #ifndef SC_NO_HISTORY 1499 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1500 scp->status &= ~SLKED; 1501 update_kbd_state(scp, scp->status, SLKED); 1502 if (scp->status & BUFFER_SAVED) { 1503 if (!sc_hist_restore(scp)) 1504 sc_remove_cutmarking(scp); 1505 scp->status &= ~BUFFER_SAVED; 1506 scp->status |= CURSOR_ENABLED; 1507 sc_draw_cursor_image(scp); 1508 } 1509 tp = VIRTUAL_TTY(scp->sc, scp->index); 1510 if (ISTTYOPEN(tp)) 1511 scstart(tp); 1512 } 1513 #endif /* !SC_NO_HISTORY */ 1514 1515 save = scp->ts; 1516 if (kernel_console_ts != NULL) 1517 scp->ts = kernel_console_ts; 1518 buf[0] = c; 1519 sc_puts(scp, buf, 1); 1520 scp->ts = save; 1521 1522 s = spltty(); /* block sckbdevent and scrn_timer */ 1523 sccnupdate(scp); 1524 splx(s); 1525 } 1526 1527 static int 1528 sccngetc(struct consdev *cd) 1529 { 1530 return sccngetch(0); 1531 } 1532 1533 static int 1534 sccncheckc(struct consdev *cd) 1535 { 1536 return sccngetch(SCGETC_NONBLOCK); 1537 } 1538 1539 static void 1540 sccndbctl(struct consdev *cd, int on) 1541 { 1542 /* assert(sc_console_unit >= 0) */ 1543 /* try to switch to the kernel console screen */ 1544 if (on && debugger == 0) { 1545 /* 1546 * TRY to make sure the screen saver is stopped, 1547 * and the screen is updated before switching to 1548 * the vty0. 1549 */ 1550 scrn_timer(NULL); 1551 if (!cold 1552 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1553 && sc_console->smode.mode == VT_AUTO) { 1554 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1555 ++debugger; /* XXX */ 1556 #ifdef DDB 1557 /* unlock vty switching */ 1558 sc_console->sc->flags &= ~SC_SCRN_VTYLOCK; 1559 #endif 1560 sc_switch_scr(sc_console->sc, sc_console->index); 1561 --debugger; /* XXX */ 1562 } 1563 } 1564 if (on) 1565 ++debugger; 1566 else 1567 --debugger; 1568 } 1569 1570 static int 1571 sccngetch(int flags) 1572 { 1573 static struct fkeytab fkey; 1574 static int fkeycp; 1575 scr_stat *scp; 1576 u_char *p; 1577 int cur_mode; 1578 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1579 int c; 1580 1581 /* assert(sc_console != NULL) */ 1582 1583 /* 1584 * Stop the screen saver and update the screen if necessary. 1585 * What if we have been running in the screen saver code... XXX 1586 */ 1587 sc_touch_scrn_saver(); 1588 scp = sc_console->sc->cur_scp; /* XXX */ 1589 sccnupdate(scp); 1590 1591 if (fkeycp < fkey.len) { 1592 splx(s); 1593 return fkey.str[fkeycp++]; 1594 } 1595 1596 if (scp->sc->kbd == NULL) { 1597 splx(s); 1598 return -1; 1599 } 1600 1601 /* 1602 * Make sure the keyboard is accessible even when the kbd device 1603 * driver is disabled. 1604 */ 1605 kbd_enable(scp->sc->kbd); 1606 1607 /* we shall always use the keyboard in the XLATE mode here */ 1608 cur_mode = scp->kbd_mode; 1609 scp->kbd_mode = K_XLATE; 1610 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1611 1612 kbd_poll(scp->sc->kbd, TRUE); 1613 c = scgetc(scp->sc, SCGETC_CN | flags); 1614 kbd_poll(scp->sc->kbd, FALSE); 1615 1616 scp->kbd_mode = cur_mode; 1617 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1618 kbd_disable(scp->sc->kbd); 1619 splx(s); 1620 1621 switch (KEYFLAGS(c)) { 1622 case 0: /* normal char */ 1623 return KEYCHAR(c); 1624 case FKEY: /* function key */ 1625 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1626 fkey.len = fkeycp; 1627 if ((p != NULL) && (fkey.len > 0)) { 1628 bcopy(p, fkey.str, fkey.len); 1629 fkeycp = 1; 1630 return fkey.str[0]; 1631 } 1632 return c; /* XXX */ 1633 case NOKEY: 1634 case ERRKEY: 1635 default: 1636 return -1; 1637 } 1638 /* NOT REACHED */ 1639 } 1640 1641 static void 1642 sccnupdate(scr_stat *scp) 1643 { 1644 /* this is a cut-down version of scrn_timer()... */ 1645 1646 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1647 return; 1648 1649 if (debugger > 0 || panicstr || shutdown_in_progress) { 1650 sc_touch_scrn_saver(); 1651 } else if (scp != scp->sc->cur_scp) { 1652 return; 1653 } 1654 1655 if (!run_scrn_saver) 1656 scp->sc->flags &= ~SC_SCRN_IDLE; 1657 #ifdef DEV_SPLASH 1658 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1659 if (scp->sc->flags & SC_SCRN_BLANKED) 1660 stop_scrn_saver(scp->sc, current_saver); 1661 #endif 1662 1663 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1664 || scp->sc->switch_in_progress) 1665 return; 1666 /* 1667 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1668 * when write_in_progress is non-zero. XXX 1669 */ 1670 1671 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1672 scrn_update(scp, TRUE); 1673 } 1674 1675 static void 1676 scrn_timer(void *arg) 1677 { 1678 #ifndef PC98 1679 static int kbd_interval = 0; 1680 #endif 1681 struct timeval tv; 1682 sc_softc_t *sc; 1683 scr_stat *scp; 1684 int again; 1685 int s; 1686 1687 again = (arg != NULL); 1688 if (arg != NULL) 1689 sc = (sc_softc_t *)arg; 1690 else if (sc_console != NULL) 1691 sc = sc_console->sc; 1692 else 1693 return; 1694 1695 /* don't do anything when we are performing some I/O operations */ 1696 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1697 if (again) 1698 timeout(scrn_timer, sc, hz / 10); 1699 return; 1700 } 1701 s = spltty(); 1702 1703 #ifndef PC98 1704 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1705 /* try to allocate a keyboard automatically */ 1706 if (++kbd_interval >= 25) { 1707 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1708 sckbdevent, sc); 1709 if (sc->keyboard >= 0) { 1710 sc->kbd = kbd_get_keyboard(sc->keyboard); 1711 kbd_ioctl(sc->kbd, KDSKBMODE, 1712 (caddr_t)&sc->cur_scp->kbd_mode); 1713 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1714 LOCK_MASK); 1715 } 1716 kbd_interval = 0; 1717 } 1718 } 1719 #endif /* PC98 */ 1720 1721 /* find the vty to update */ 1722 scp = sc->cur_scp; 1723 1724 /* should we stop the screen saver? */ 1725 getmicrouptime(&tv); 1726 if (debugger > 0 || panicstr || shutdown_in_progress) 1727 sc_touch_scrn_saver(); 1728 if (run_scrn_saver) { 1729 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1730 sc->flags |= SC_SCRN_IDLE; 1731 else 1732 sc->flags &= ~SC_SCRN_IDLE; 1733 } else { 1734 sc->scrn_time_stamp = tv.tv_sec; 1735 sc->flags &= ~SC_SCRN_IDLE; 1736 if (scrn_blank_time > 0) 1737 run_scrn_saver = TRUE; 1738 } 1739 #ifdef DEV_SPLASH 1740 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1741 if (sc->flags & SC_SCRN_BLANKED) 1742 stop_scrn_saver(sc, current_saver); 1743 #endif 1744 1745 /* should we just return ? */ 1746 if (sc->blink_in_progress || sc->switch_in_progress 1747 || sc->write_in_progress) { 1748 if (again) 1749 timeout(scrn_timer, sc, hz / 10); 1750 splx(s); 1751 return; 1752 } 1753 1754 /* Update the screen */ 1755 scp = sc->cur_scp; /* cur_scp may have changed... */ 1756 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1757 scrn_update(scp, TRUE); 1758 1759 #ifdef DEV_SPLASH 1760 /* should we activate the screen saver? */ 1761 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1762 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1763 (*current_saver)(sc, TRUE); 1764 #endif 1765 1766 if (again) 1767 timeout(scrn_timer, sc, hz / 25); 1768 splx(s); 1769 } 1770 1771 static int 1772 and_region(int *s1, int *e1, int s2, int e2) 1773 { 1774 if (*e1 < s2 || e2 < *s1) 1775 return FALSE; 1776 *s1 = imax(*s1, s2); 1777 *e1 = imin(*e1, e2); 1778 return TRUE; 1779 } 1780 1781 static void 1782 scrn_update(scr_stat *scp, int show_cursor) 1783 { 1784 int start; 1785 int end; 1786 int s; 1787 int e; 1788 1789 /* assert(scp == scp->sc->cur_scp) */ 1790 1791 ++scp->sc->videoio_in_progress; 1792 1793 #ifndef SC_NO_CUTPASTE 1794 /* remove the previous mouse pointer image if necessary */ 1795 if (scp->status & MOUSE_VISIBLE) { 1796 s = scp->mouse_pos; 1797 e = scp->mouse_pos + scp->xsize + 1; 1798 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1799 || and_region(&s, &e, scp->start, scp->end) 1800 || ((scp->status & CURSOR_ENABLED) && 1801 (scp->cursor_pos != scp->cursor_oldpos) && 1802 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1803 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1804 sc_remove_mouse_image(scp); 1805 if (scp->end >= scp->xsize*scp->ysize) 1806 scp->end = scp->xsize*scp->ysize - 1; 1807 } 1808 } 1809 #endif /* !SC_NO_CUTPASTE */ 1810 1811 #if 1 1812 /* debug: XXX */ 1813 if (scp->end >= scp->xsize*scp->ysize) { 1814 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1815 scp->end = scp->xsize*scp->ysize - 1; 1816 } 1817 if (scp->start < 0) { 1818 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1819 scp->start = 0; 1820 } 1821 #endif 1822 1823 /* update screen image */ 1824 if (scp->start <= scp->end) { 1825 if (scp->mouse_cut_end >= 0) { 1826 /* there is a marked region for cut & paste */ 1827 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1828 start = scp->mouse_cut_start; 1829 end = scp->mouse_cut_end; 1830 } else { 1831 start = scp->mouse_cut_end; 1832 end = scp->mouse_cut_start - 1; 1833 } 1834 s = start; 1835 e = end; 1836 /* does the cut-mark region overlap with the update region? */ 1837 if (and_region(&s, &e, scp->start, scp->end)) { 1838 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1839 s = 0; 1840 e = start - 1; 1841 if (and_region(&s, &e, scp->start, scp->end)) 1842 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1843 s = end + 1; 1844 e = scp->xsize*scp->ysize - 1; 1845 if (and_region(&s, &e, scp->start, scp->end)) 1846 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1847 } else { 1848 (*scp->rndr->draw)(scp, scp->start, 1849 scp->end - scp->start + 1, FALSE); 1850 } 1851 } else { 1852 (*scp->rndr->draw)(scp, scp->start, 1853 scp->end - scp->start + 1, FALSE); 1854 } 1855 } 1856 1857 /* we are not to show the cursor and the mouse pointer... */ 1858 if (!show_cursor) { 1859 scp->end = 0; 1860 scp->start = scp->xsize*scp->ysize - 1; 1861 --scp->sc->videoio_in_progress; 1862 return; 1863 } 1864 1865 /* update cursor image */ 1866 if (scp->status & CURSOR_ENABLED) { 1867 s = scp->start; 1868 e = scp->end; 1869 /* did cursor move since last time ? */ 1870 if (scp->cursor_pos != scp->cursor_oldpos) { 1871 /* do we need to remove old cursor image ? */ 1872 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1873 sc_remove_cursor_image(scp); 1874 sc_draw_cursor_image(scp); 1875 } else { 1876 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1877 /* cursor didn't move, but has been overwritten */ 1878 sc_draw_cursor_image(scp); 1879 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1880 /* if it's a blinking cursor, update it */ 1881 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1882 sc_inside_cutmark(scp, 1883 scp->cursor_pos)); 1884 } 1885 } 1886 1887 #ifndef SC_NO_CUTPASTE 1888 /* update "pseudo" mouse pointer image */ 1889 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1890 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1891 scp->status &= ~MOUSE_MOVED; 1892 sc_draw_mouse_image(scp); 1893 } 1894 } 1895 #endif /* SC_NO_CUTPASTE */ 1896 1897 scp->end = 0; 1898 scp->start = scp->xsize*scp->ysize - 1; 1899 1900 --scp->sc->videoio_in_progress; 1901 } 1902 1903 #ifdef DEV_SPLASH 1904 static int 1905 scsplash_callback(int event, void *arg) 1906 { 1907 sc_softc_t *sc; 1908 int error; 1909 1910 sc = (sc_softc_t *)arg; 1911 1912 switch (event) { 1913 case SPLASH_INIT: 1914 if (add_scrn_saver(scsplash_saver) == 0) { 1915 sc->flags &= ~SC_SAVER_FAILED; 1916 run_scrn_saver = TRUE; 1917 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1918 scsplash_stick(TRUE); 1919 (*current_saver)(sc, TRUE); 1920 } 1921 } 1922 return 0; 1923 1924 case SPLASH_TERM: 1925 if (current_saver == scsplash_saver) { 1926 scsplash_stick(FALSE); 1927 error = remove_scrn_saver(scsplash_saver); 1928 if (error) 1929 return error; 1930 } 1931 return 0; 1932 1933 default: 1934 return EINVAL; 1935 } 1936 } 1937 1938 static void 1939 scsplash_saver(sc_softc_t *sc, int show) 1940 { 1941 static int busy = FALSE; 1942 scr_stat *scp; 1943 1944 if (busy) 1945 return; 1946 busy = TRUE; 1947 1948 scp = sc->cur_scp; 1949 if (show) { 1950 if (!(sc->flags & SC_SAVER_FAILED)) { 1951 if (!(sc->flags & SC_SCRN_BLANKED)) 1952 set_scrn_saver_mode(scp, -1, NULL, 0); 1953 switch (splash(sc->adp, TRUE)) { 1954 case 0: /* succeeded */ 1955 break; 1956 case EAGAIN: /* try later */ 1957 restore_scrn_saver_mode(scp, FALSE); 1958 sc_touch_scrn_saver(); /* XXX */ 1959 break; 1960 default: 1961 sc->flags |= SC_SAVER_FAILED; 1962 scsplash_stick(FALSE); 1963 restore_scrn_saver_mode(scp, TRUE); 1964 printf("scsplash_saver(): failed to put up the image\n"); 1965 break; 1966 } 1967 } 1968 } else if (!sticky_splash) { 1969 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1970 restore_scrn_saver_mode(scp, TRUE); 1971 } 1972 busy = FALSE; 1973 } 1974 1975 static int 1976 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1977 { 1978 #if 0 1979 int error; 1980 1981 if (current_saver != none_saver) { 1982 error = remove_scrn_saver(current_saver); 1983 if (error) 1984 return error; 1985 } 1986 #endif 1987 if (current_saver != none_saver) 1988 return EBUSY; 1989 1990 run_scrn_saver = FALSE; 1991 saver_mode = CONS_LKM_SAVER; 1992 current_saver = this_saver; 1993 return 0; 1994 } 1995 1996 static int 1997 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1998 { 1999 if (current_saver != this_saver) 2000 return EINVAL; 2001 2002 #if 0 2003 /* 2004 * In order to prevent `current_saver' from being called by 2005 * the timeout routine `scrn_timer()' while we manipulate 2006 * the saver list, we shall set `current_saver' to `none_saver' 2007 * before stopping the current saver, rather than blocking by `splXX()'. 2008 */ 2009 current_saver = none_saver; 2010 if (scrn_blanked) 2011 stop_scrn_saver(this_saver); 2012 #endif 2013 2014 /* unblank all blanked screens */ 2015 wait_scrn_saver_stop(NULL); 2016 if (scrn_blanked) 2017 return EBUSY; 2018 2019 current_saver = none_saver; 2020 return 0; 2021 } 2022 2023 static int 2024 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2025 { 2026 int s; 2027 2028 /* assert(scp == scp->sc->cur_scp) */ 2029 s = spltty(); 2030 if (!ISGRAPHSC(scp)) 2031 sc_remove_cursor_image(scp); 2032 scp->splash_save_mode = scp->mode; 2033 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2034 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2035 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2036 scp->sc->flags |= SC_SCRN_BLANKED; 2037 ++scrn_blanked; 2038 splx(s); 2039 if (mode < 0) 2040 return 0; 2041 scp->mode = mode; 2042 if (set_mode(scp) == 0) { 2043 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2044 scp->status |= GRAPHICS_MODE; 2045 #ifndef SC_NO_PALETTE_LOADING 2046 if (pal != NULL) 2047 load_palette(scp->sc->adp, pal); 2048 #endif 2049 sc_set_border(scp, border); 2050 return 0; 2051 } else { 2052 s = spltty(); 2053 scp->mode = scp->splash_save_mode; 2054 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2055 scp->status |= scp->splash_save_status; 2056 splx(s); 2057 return 1; 2058 } 2059 } 2060 2061 static int 2062 restore_scrn_saver_mode(scr_stat *scp, int changemode) 2063 { 2064 int mode; 2065 int status; 2066 int s; 2067 2068 /* assert(scp == scp->sc->cur_scp) */ 2069 s = spltty(); 2070 mode = scp->mode; 2071 status = scp->status; 2072 scp->mode = scp->splash_save_mode; 2073 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2074 scp->status |= scp->splash_save_status; 2075 scp->sc->flags &= ~SC_SCRN_BLANKED; 2076 if (!changemode) { 2077 if (!ISGRAPHSC(scp)) 2078 sc_draw_cursor_image(scp); 2079 --scrn_blanked; 2080 splx(s); 2081 return 0; 2082 } 2083 if (set_mode(scp) == 0) { 2084 #ifndef SC_NO_PALETTE_LOADING 2085 load_palette(scp->sc->adp, scp->sc->palette); 2086 #endif 2087 --scrn_blanked; 2088 splx(s); 2089 return 0; 2090 } else { 2091 scp->mode = mode; 2092 scp->status = status; 2093 splx(s); 2094 return 1; 2095 } 2096 } 2097 2098 static void 2099 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2100 { 2101 (*saver)(sc, FALSE); 2102 run_scrn_saver = FALSE; 2103 /* the screen saver may have chosen not to stop after all... */ 2104 if (sc->flags & SC_SCRN_BLANKED) 2105 return; 2106 2107 mark_all(sc->cur_scp); 2108 if (sc->delayed_next_scr) 2109 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2110 if (debugger == 0) 2111 wakeup(&scrn_blanked); 2112 } 2113 2114 static int 2115 wait_scrn_saver_stop(sc_softc_t *sc) 2116 { 2117 int error = 0; 2118 2119 while (scrn_blanked > 0) { 2120 run_scrn_saver = FALSE; 2121 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2122 error = 0; 2123 break; 2124 } 2125 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2126 if ((error != 0) && (error != ERESTART)) 2127 break; 2128 } 2129 run_scrn_saver = FALSE; 2130 return error; 2131 } 2132 #endif /* DEV_SPLASH */ 2133 2134 void 2135 sc_touch_scrn_saver(void) 2136 { 2137 scsplash_stick(FALSE); 2138 run_scrn_saver = FALSE; 2139 } 2140 2141 int 2142 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2143 { 2144 scr_stat *cur_scp; 2145 struct tty *tp; 2146 struct proc *p; 2147 int s; 2148 2149 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2150 2151 if (sc->cur_scp == NULL) 2152 return (0); 2153 2154 /* prevent switch if previously requested */ 2155 if (sc->flags & SC_SCRN_VTYLOCK) { 2156 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2157 sc->cur_scp->bell_duration); 2158 return EPERM; 2159 } 2160 2161 /* delay switch if the screen is blanked or being updated */ 2162 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2163 || sc->blink_in_progress || sc->videoio_in_progress) { 2164 sc->delayed_next_scr = next_scr + 1; 2165 sc_touch_scrn_saver(); 2166 DPRINTF(5, ("switch delayed\n")); 2167 return 0; 2168 } 2169 2170 s = spltty(); 2171 cur_scp = sc->cur_scp; 2172 2173 /* we are in the middle of the vty switching process... */ 2174 if (sc->switch_in_progress 2175 && (cur_scp->smode.mode == VT_PROCESS) 2176 && cur_scp->proc) { 2177 p = pfind(cur_scp->pid); 2178 if (cur_scp->proc != p) { 2179 if (p) 2180 PROC_UNLOCK(p); 2181 /* 2182 * The controlling process has died!!. Do some clean up. 2183 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2184 * are not reset here yet; they will be cleared later. 2185 */ 2186 DPRINTF(5, ("cur_scp controlling process %d died, ", 2187 cur_scp->pid)); 2188 if (cur_scp->status & SWITCH_WAIT_REL) { 2189 /* 2190 * Force the previous switch to finish, but return now 2191 * with error. 2192 */ 2193 DPRINTF(5, ("reset WAIT_REL, ")); 2194 finish_vt_rel(cur_scp, TRUE, &s); 2195 splx(s); 2196 DPRINTF(5, ("finishing previous switch\n")); 2197 return EINVAL; 2198 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2199 /* let's assume screen switch has been completed. */ 2200 DPRINTF(5, ("reset WAIT_ACQ, ")); 2201 finish_vt_acq(cur_scp); 2202 } else { 2203 /* 2204 * We are in between screen release and acquisition, and 2205 * reached here via scgetc() or scrn_timer() which has 2206 * interrupted exchange_scr(). Don't do anything stupid. 2207 */ 2208 DPRINTF(5, ("waiting nothing, ")); 2209 } 2210 } else { 2211 if (p) 2212 PROC_UNLOCK(p); 2213 /* 2214 * The controlling process is alive, but not responding... 2215 * It is either buggy or it may be just taking time. 2216 * The following code is a gross kludge to cope with this 2217 * problem for which there is no clean solution. XXX 2218 */ 2219 if (cur_scp->status & SWITCH_WAIT_REL) { 2220 switch (sc->switch_in_progress++) { 2221 case 1: 2222 break; 2223 case 2: 2224 DPRINTF(5, ("sending relsig again, ")); 2225 signal_vt_rel(cur_scp); 2226 break; 2227 case 3: 2228 break; 2229 case 4: 2230 default: 2231 /* 2232 * Act as if the controlling program returned 2233 * VT_FALSE. 2234 */ 2235 DPRINTF(5, ("force reset WAIT_REL, ")); 2236 finish_vt_rel(cur_scp, FALSE, &s); 2237 splx(s); 2238 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2239 return EINVAL; 2240 } 2241 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2242 switch (sc->switch_in_progress++) { 2243 case 1: 2244 break; 2245 case 2: 2246 DPRINTF(5, ("sending acqsig again, ")); 2247 signal_vt_acq(cur_scp); 2248 break; 2249 case 3: 2250 break; 2251 case 4: 2252 default: 2253 /* clear the flag and finish the previous switch */ 2254 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2255 finish_vt_acq(cur_scp); 2256 break; 2257 } 2258 } 2259 } 2260 } 2261 2262 /* 2263 * Return error if an invalid argument is given, or vty switch 2264 * is still in progress. 2265 */ 2266 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2267 || sc->switch_in_progress) { 2268 splx(s); 2269 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2270 DPRINTF(5, ("error 1\n")); 2271 return EINVAL; 2272 } 2273 2274 /* 2275 * Don't allow switching away from the graphics mode vty 2276 * if the switch mode is VT_AUTO, unless the next vty is the same 2277 * as the current or the current vty has been closed (but showing). 2278 */ 2279 tp = VIRTUAL_TTY(sc, cur_scp->index); 2280 if ((cur_scp->index != next_scr) 2281 && ISTTYOPEN(tp) 2282 && (cur_scp->smode.mode == VT_AUTO) 2283 && ISGRAPHSC(cur_scp)) { 2284 splx(s); 2285 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2286 DPRINTF(5, ("error, graphics mode\n")); 2287 return EINVAL; 2288 } 2289 2290 /* 2291 * Is the wanted vty open? Don't allow switching to a closed vty. 2292 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2293 * Note that we always allow the user to switch to the kernel 2294 * console even if it is closed. 2295 */ 2296 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2297 tp = VIRTUAL_TTY(sc, next_scr); 2298 if (!ISTTYOPEN(tp)) { 2299 splx(s); 2300 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2301 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2302 return EINVAL; 2303 } 2304 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2305 splx(s); 2306 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2307 return EINVAL; 2308 } 2309 } 2310 2311 /* this is the start of vty switching process... */ 2312 ++sc->switch_in_progress; 2313 sc->delayed_next_scr = 0; 2314 sc->old_scp = cur_scp; 2315 sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); 2316 if (sc->new_scp == sc->old_scp) { 2317 sc->switch_in_progress = 0; 2318 /* 2319 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2320 * sched_lock is in an in-between state, e.g., when we stop at 2321 * a breakpoint at fork_exit. It has always been wrong to call 2322 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2323 * is supposed to be locked by splhigh(), but the debugger may 2324 * be invoked at splhigh(). 2325 */ 2326 if (debugger == 0) 2327 wakeup(&sc->new_scp->smode); 2328 splx(s); 2329 DPRINTF(5, ("switch done (new == old)\n")); 2330 return 0; 2331 } 2332 2333 /* has controlling process died? */ 2334 vt_proc_alive(sc->old_scp); 2335 vt_proc_alive(sc->new_scp); 2336 2337 /* wait for the controlling process to release the screen, if necessary */ 2338 if (signal_vt_rel(sc->old_scp)) { 2339 splx(s); 2340 return 0; 2341 } 2342 2343 /* go set up the new vty screen */ 2344 splx(s); 2345 exchange_scr(sc); 2346 s = spltty(); 2347 2348 /* wake up processes waiting for this vty */ 2349 if (debugger == 0) 2350 wakeup(&sc->cur_scp->smode); 2351 2352 /* wait for the controlling process to acknowledge, if necessary */ 2353 if (signal_vt_acq(sc->cur_scp)) { 2354 splx(s); 2355 return 0; 2356 } 2357 2358 sc->switch_in_progress = 0; 2359 if (sc->unit == sc_console_unit) 2360 cnavailable(sc_consptr, TRUE); 2361 splx(s); 2362 DPRINTF(5, ("switch done\n")); 2363 2364 return 0; 2365 } 2366 2367 static int 2368 do_switch_scr(sc_softc_t *sc, int s) 2369 { 2370 vt_proc_alive(sc->new_scp); 2371 2372 splx(s); 2373 exchange_scr(sc); 2374 s = spltty(); 2375 /* sc->cur_scp == sc->new_scp */ 2376 wakeup(&sc->cur_scp->smode); 2377 2378 /* wait for the controlling process to acknowledge, if necessary */ 2379 if (!signal_vt_acq(sc->cur_scp)) { 2380 sc->switch_in_progress = 0; 2381 if (sc->unit == sc_console_unit) 2382 cnavailable(sc_consptr, TRUE); 2383 } 2384 2385 return s; 2386 } 2387 2388 static int 2389 vt_proc_alive(scr_stat *scp) 2390 { 2391 struct proc *p; 2392 2393 if (scp->proc) { 2394 if ((p = pfind(scp->pid)) != NULL) 2395 PROC_UNLOCK(p); 2396 if (scp->proc == p) 2397 return TRUE; 2398 scp->proc = NULL; 2399 scp->smode.mode = VT_AUTO; 2400 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2401 } 2402 return FALSE; 2403 } 2404 2405 static int 2406 signal_vt_rel(scr_stat *scp) 2407 { 2408 if (scp->smode.mode != VT_PROCESS) 2409 return FALSE; 2410 scp->status |= SWITCH_WAIT_REL; 2411 PROC_LOCK(scp->proc); 2412 psignal(scp->proc, scp->smode.relsig); 2413 PROC_UNLOCK(scp->proc); 2414 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2415 return TRUE; 2416 } 2417 2418 static int 2419 signal_vt_acq(scr_stat *scp) 2420 { 2421 if (scp->smode.mode != VT_PROCESS) 2422 return FALSE; 2423 if (scp->sc->unit == sc_console_unit) 2424 cnavailable(sc_consptr, FALSE); 2425 scp->status |= SWITCH_WAIT_ACQ; 2426 PROC_LOCK(scp->proc); 2427 psignal(scp->proc, scp->smode.acqsig); 2428 PROC_UNLOCK(scp->proc); 2429 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2430 return TRUE; 2431 } 2432 2433 static int 2434 finish_vt_rel(scr_stat *scp, int release, int *s) 2435 { 2436 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2437 scp->status &= ~SWITCH_WAIT_REL; 2438 if (release) 2439 *s = do_switch_scr(scp->sc, *s); 2440 else 2441 scp->sc->switch_in_progress = 0; 2442 return 0; 2443 } 2444 return EINVAL; 2445 } 2446 2447 static int 2448 finish_vt_acq(scr_stat *scp) 2449 { 2450 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2451 scp->status &= ~SWITCH_WAIT_ACQ; 2452 scp->sc->switch_in_progress = 0; 2453 return 0; 2454 } 2455 return EINVAL; 2456 } 2457 2458 static void 2459 exchange_scr(sc_softc_t *sc) 2460 { 2461 scr_stat *scp; 2462 2463 /* save the current state of video and keyboard */ 2464 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2465 if (!ISGRAPHSC(sc->old_scp)) 2466 sc_remove_cursor_image(sc->old_scp); 2467 if (sc->old_scp->kbd_mode == K_XLATE) 2468 save_kbd_state(sc->old_scp); 2469 2470 /* set up the video for the new screen */ 2471 scp = sc->cur_scp = sc->new_scp; 2472 #ifdef PC98 2473 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2474 #else 2475 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2476 #endif 2477 set_mode(scp); 2478 #ifndef __sparc64__ 2479 else 2480 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2481 (void *)sc->adp->va_window, FALSE); 2482 #endif 2483 scp->status |= MOUSE_HIDDEN; 2484 sc_move_cursor(scp, scp->xpos, scp->ypos); 2485 if (!ISGRAPHSC(scp)) 2486 sc_set_cursor_image(scp); 2487 #ifndef SC_NO_PALETTE_LOADING 2488 if (ISGRAPHSC(sc->old_scp)) 2489 load_palette(sc->adp, sc->palette); 2490 #endif 2491 sc_set_border(scp, scp->border); 2492 2493 /* set up the keyboard for the new screen */ 2494 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2495 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2496 update_kbd_state(scp, scp->status, LOCK_MASK); 2497 2498 mark_all(scp); 2499 } 2500 2501 void 2502 sc_puts(scr_stat *scp, u_char *buf, int len) 2503 { 2504 #ifdef DEV_SPLASH 2505 /* make screensaver happy */ 2506 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2507 run_scrn_saver = FALSE; 2508 #endif 2509 2510 if (scp->tsw) 2511 (*scp->tsw->te_puts)(scp, buf, len); 2512 2513 if (scp->sc->delayed_next_scr) 2514 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2515 } 2516 2517 void 2518 sc_draw_cursor_image(scr_stat *scp) 2519 { 2520 /* assert(scp == scp->sc->cur_scp); */ 2521 ++scp->sc->videoio_in_progress; 2522 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2523 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2524 sc_inside_cutmark(scp, scp->cursor_pos)); 2525 scp->cursor_oldpos = scp->cursor_pos; 2526 --scp->sc->videoio_in_progress; 2527 } 2528 2529 void 2530 sc_remove_cursor_image(scr_stat *scp) 2531 { 2532 /* assert(scp == scp->sc->cur_scp); */ 2533 ++scp->sc->videoio_in_progress; 2534 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2535 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2536 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2537 --scp->sc->videoio_in_progress; 2538 } 2539 2540 static void 2541 update_cursor_image(scr_stat *scp) 2542 { 2543 /* assert(scp == scp->sc->cur_scp); */ 2544 sc_remove_cursor_image(scp); 2545 sc_set_cursor_image(scp); 2546 sc_draw_cursor_image(scp); 2547 } 2548 2549 void 2550 sc_set_cursor_image(scr_stat *scp) 2551 { 2552 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2553 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2554 /* hidden cursor is internally represented as zero-height underline */ 2555 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2556 scp->curs_attr.base = scp->curs_attr.height = 0; 2557 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2558 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2559 scp->font_size - 1); 2560 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2561 scp->font_size - scp->curs_attr.base); 2562 } else { /* block cursor */ 2563 scp->curs_attr.base = 0; 2564 scp->curs_attr.height = scp->font_size; 2565 } 2566 2567 /* assert(scp == scp->sc->cur_scp); */ 2568 ++scp->sc->videoio_in_progress; 2569 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2570 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2571 --scp->sc->videoio_in_progress; 2572 } 2573 2574 static void 2575 change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2576 { 2577 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2578 sc_remove_cursor_image(scp); 2579 2580 if (base >= 0) 2581 scp->curr_curs_attr.base = base; 2582 if (height >= 0) 2583 scp->curr_curs_attr.height = height; 2584 if (flags & CONS_RESET_CURSOR) 2585 scp->curr_curs_attr = scp->dflt_curs_attr; 2586 else 2587 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2588 2589 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2590 sc_set_cursor_image(scp); 2591 sc_draw_cursor_image(scp); 2592 } 2593 } 2594 2595 void 2596 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2597 { 2598 sc_softc_t *sc; 2599 dev_t dev; 2600 int s; 2601 int i; 2602 2603 s = spltty(); 2604 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2605 /* local (per vty) change */ 2606 change_cursor_shape(scp, flags, base, height); 2607 splx(s); 2608 return; 2609 } 2610 2611 /* global change */ 2612 sc = scp->sc; 2613 if (base >= 0) 2614 sc->curs_attr.base = base; 2615 if (height >= 0) 2616 sc->curs_attr.height = height; 2617 if (flags != -1) { 2618 if (flags & CONS_RESET_CURSOR) 2619 sc->curs_attr = sc->dflt_curs_attr; 2620 else 2621 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2622 } 2623 2624 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2625 if ((dev = SC_DEV(sc, i)) == NODEV) 2626 continue; 2627 if ((scp = SC_STAT(dev)) == NULL) 2628 continue; 2629 scp->dflt_curs_attr = sc->curs_attr; 2630 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2631 } 2632 splx(s); 2633 } 2634 2635 static void 2636 scinit(int unit, int flags) 2637 { 2638 /* 2639 * When syscons is being initialized as the kernel console, malloc() 2640 * is not yet functional, because various kernel structures has not been 2641 * fully initialized yet. Therefore, we need to declare the following 2642 * static buffers for the console. This is less than ideal, 2643 * but is necessry evil for the time being. XXX 2644 */ 2645 static scr_stat main_console; 2646 static dev_t main_devs[MAXCONS]; 2647 static struct tty main_tty; 2648 #ifdef PC98 2649 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2650 #else 2651 static u_short sc_buffer[ROW*COL]; /* XXX */ 2652 #endif 2653 #ifndef SC_NO_FONT_LOADING 2654 static u_char font_8[256*8]; 2655 static u_char font_14[256*14]; 2656 static u_char font_16[256*16]; 2657 #endif 2658 2659 sc_softc_t *sc; 2660 scr_stat *scp; 2661 video_adapter_t *adp; 2662 int col; 2663 int row; 2664 int i; 2665 2666 /* one time initialization */ 2667 if (init_done == COLD) 2668 sc_get_bios_values(&bios_value); 2669 init_done = WARM; 2670 2671 /* 2672 * Allocate resources. Even if we are being called for the second 2673 * time, we must allocate them again, because they might have 2674 * disappeared... 2675 */ 2676 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2677 adp = NULL; 2678 if (sc->adapter >= 0) { 2679 vid_release(sc->adp, (void *)&sc->adapter); 2680 adp = sc->adp; 2681 sc->adp = NULL; 2682 } 2683 if (sc->keyboard >= 0) { 2684 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2685 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2686 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2687 if (sc->kbd != NULL) { 2688 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2689 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2690 } 2691 sc->kbd = NULL; 2692 } 2693 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2694 sc->adp = vid_get_adapter(sc->adapter); 2695 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2696 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2697 sckbdevent, sc); 2698 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2699 sc->kbd = kbd_get_keyboard(sc->keyboard); 2700 if (sc->kbd != NULL) { 2701 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2702 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2703 } 2704 2705 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2706 2707 sc->initial_mode = sc->adp->va_initial_mode; 2708 2709 #ifndef SC_NO_FONT_LOADING 2710 if (flags & SC_KERNEL_CONSOLE) { 2711 sc->font_8 = font_8; 2712 sc->font_14 = font_14; 2713 sc->font_16 = font_16; 2714 } else if (sc->font_8 == NULL) { 2715 /* assert(sc_malloc) */ 2716 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2717 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2718 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2719 } 2720 #endif 2721 2722 /* extract the hardware cursor location and hide the cursor for now */ 2723 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2724 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2725 2726 /* set up the first console */ 2727 sc->first_vty = unit*MAXCONS; 2728 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2729 if (flags & SC_KERNEL_CONSOLE) { 2730 sc->dev = main_devs; 2731 sc->dev[0] = make_dev(&sc_cdevsw, unit * MAXCONS, 2732 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", unit * MAXCONS); 2733 sc->dev[0]->si_tty = &main_tty; 2734 ttyregister(&main_tty); 2735 scp = &main_console; 2736 init_scp(sc, sc->first_vty, scp); 2737 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2738 (void *)sc_buffer, FALSE); 2739 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2740 sc_init_emulator(scp, "*"); 2741 (*scp->tsw->te_default_attr)(scp, 2742 kernel_default.std_color, 2743 kernel_default.rev_color); 2744 } else { 2745 /* assert(sc_malloc) */ 2746 sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2747 sc->dev[0] = make_dev(&sc_cdevsw, unit * MAXCONS, 2748 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", unit * MAXCONS); 2749 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2750 scp = alloc_scp(sc, sc->first_vty); 2751 } 2752 SC_STAT(sc->dev[0]) = scp; 2753 sc->cur_scp = scp; 2754 2755 #ifndef __sparc64__ 2756 /* copy screen to temporary buffer */ 2757 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2758 (void *)scp->sc->adp->va_window, FALSE); 2759 if (ISTEXTSC(scp)) 2760 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2761 #endif 2762 2763 /* move cursors to the initial positions */ 2764 if (col >= scp->xsize) 2765 col = 0; 2766 if (row >= scp->ysize) 2767 row = scp->ysize - 1; 2768 scp->xpos = col; 2769 scp->ypos = row; 2770 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2771 2772 if (bios_value.cursor_end < scp->font_size) 2773 sc->dflt_curs_attr.base = scp->font_size - 2774 bios_value.cursor_end - 1; 2775 else 2776 sc->dflt_curs_attr.base = 0; 2777 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2778 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2779 sc->dflt_curs_attr.flags = 0; 2780 sc->curs_attr = sc->dflt_curs_attr; 2781 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2782 2783 #ifndef SC_NO_SYSMOUSE 2784 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2785 #endif 2786 if (!ISGRAPHSC(scp)) { 2787 sc_set_cursor_image(scp); 2788 sc_draw_cursor_image(scp); 2789 } 2790 2791 /* save font and palette */ 2792 #ifndef SC_NO_FONT_LOADING 2793 sc->fonts_loaded = 0; 2794 if (ISFONTAVAIL(sc->adp->va_flags)) { 2795 #ifdef SC_DFLT_FONT 2796 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2797 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2798 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2799 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2800 if (scp->font_size < 14) { 2801 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2802 } else if (scp->font_size >= 16) { 2803 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2804 } else { 2805 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2806 } 2807 #else /* !SC_DFLT_FONT */ 2808 if (scp->font_size < 14) { 2809 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2810 sc->fonts_loaded = FONT_8; 2811 } else if (scp->font_size >= 16) { 2812 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2813 sc->fonts_loaded = FONT_16; 2814 } else { 2815 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2816 sc->fonts_loaded = FONT_14; 2817 } 2818 #endif /* SC_DFLT_FONT */ 2819 /* FONT KLUDGE: always use the font page #0. XXX */ 2820 sc_show_font(scp, 0); 2821 } 2822 #endif /* !SC_NO_FONT_LOADING */ 2823 2824 #ifndef SC_NO_PALETTE_LOADING 2825 save_palette(sc->adp, sc->palette); 2826 #endif 2827 2828 #ifdef DEV_SPLASH 2829 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 2830 /* we are ready to put up the splash image! */ 2831 splash_init(sc->adp, scsplash_callback, sc); 2832 sc->flags |= SC_SPLASH_SCRN; 2833 } 2834 #endif 2835 } 2836 2837 /* the rest is not necessary, if we have done it once */ 2838 if (sc->flags & SC_INIT_DONE) 2839 return; 2840 2841 /* initialize mapscrn arrays to a one to one map */ 2842 for (i = 0; i < sizeof(sc->scr_map); i++) 2843 sc->scr_map[i] = sc->scr_rmap[i] = i; 2844 #ifdef PC98 2845 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2846 #endif 2847 2848 sc->flags |= SC_INIT_DONE; 2849 } 2850 2851 #if !__alpha__ 2852 static void 2853 scterm(int unit, int flags) 2854 { 2855 sc_softc_t *sc; 2856 scr_stat *scp; 2857 2858 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2859 if (sc == NULL) 2860 return; /* shouldn't happen */ 2861 2862 #ifdef DEV_SPLASH 2863 /* this console is no longer available for the splash screen */ 2864 if (sc->flags & SC_SPLASH_SCRN) { 2865 splash_term(sc->adp); 2866 sc->flags &= ~SC_SPLASH_SCRN; 2867 } 2868 #endif 2869 2870 #if 0 /* XXX */ 2871 /* move the hardware cursor to the upper-left corner */ 2872 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2873 #endif 2874 2875 /* release the keyboard and the video card */ 2876 if (sc->keyboard >= 0) 2877 kbd_release(sc->kbd, &sc->keyboard); 2878 if (sc->adapter >= 0) 2879 vid_release(sc->adp, &sc->adapter); 2880 2881 /* stop the terminal emulator, if any */ 2882 scp = SC_STAT(sc->dev[0]); 2883 if (scp->tsw) 2884 (*scp->tsw->te_term)(scp, &scp->ts); 2885 if (scp->ts != NULL) 2886 free(scp->ts, M_DEVBUF); 2887 2888 /* clear the structure */ 2889 if (!(flags & SC_KERNEL_CONSOLE)) { 2890 /* XXX: We need delete_dev() for this */ 2891 free(sc->dev, M_DEVBUF); 2892 #if 0 2893 /* XXX: We need a ttyunregister for this */ 2894 free(sc->tty, M_DEVBUF); 2895 #endif 2896 #ifndef SC_NO_FONT_LOADING 2897 free(sc->font_8, M_DEVBUF); 2898 free(sc->font_14, M_DEVBUF); 2899 free(sc->font_16, M_DEVBUF); 2900 #endif 2901 /* XXX vtb, history */ 2902 } 2903 bzero(sc, sizeof(*sc)); 2904 sc->keyboard = -1; 2905 sc->adapter = -1; 2906 } 2907 #endif /* !__alpha__ */ 2908 2909 static void 2910 scshutdown(void *arg, int howto) 2911 { 2912 /* assert(sc_console != NULL) */ 2913 2914 sc_touch_scrn_saver(); 2915 if (!cold && sc_console 2916 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2917 && sc_console->smode.mode == VT_AUTO) 2918 sc_switch_scr(sc_console->sc, sc_console->index); 2919 shutdown_in_progress = TRUE; 2920 } 2921 2922 int 2923 sc_clean_up(scr_stat *scp) 2924 { 2925 #ifdef DEV_SPLASH 2926 int error; 2927 #endif 2928 2929 if (scp->sc->flags & SC_SCRN_BLANKED) { 2930 sc_touch_scrn_saver(); 2931 #ifdef DEV_SPLASH 2932 if ((error = wait_scrn_saver_stop(scp->sc))) 2933 return error; 2934 #endif 2935 } 2936 scp->status |= MOUSE_HIDDEN; 2937 sc_remove_mouse_image(scp); 2938 sc_remove_cutmarking(scp); 2939 return 0; 2940 } 2941 2942 void 2943 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2944 { 2945 sc_vtb_t new; 2946 sc_vtb_t old; 2947 2948 old = scp->vtb; 2949 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2950 if (!discard && (old.vtb_flags & VTB_VALID)) { 2951 /* retain the current cursor position and buffer contants */ 2952 scp->cursor_oldpos = scp->cursor_pos; 2953 /* 2954 * This works only if the old buffer has the same size as or larger 2955 * than the new one. XXX 2956 */ 2957 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2958 scp->vtb = new; 2959 } else { 2960 scp->vtb = new; 2961 sc_vtb_destroy(&old); 2962 } 2963 2964 #ifndef SC_NO_SYSMOUSE 2965 /* move the mouse cursor at the center of the screen */ 2966 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2967 #endif 2968 } 2969 2970 static scr_stat 2971 *alloc_scp(sc_softc_t *sc, int vty) 2972 { 2973 scr_stat *scp; 2974 2975 /* assert(sc_malloc) */ 2976 2977 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2978 init_scp(sc, vty, scp); 2979 2980 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2981 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2982 sc_init_emulator(scp, "*"); 2983 2984 #ifndef SC_NO_CUTPASTE 2985 sc_alloc_cut_buffer(scp, TRUE); 2986 #endif 2987 2988 #ifndef SC_NO_HISTORY 2989 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2990 #endif 2991 2992 return scp; 2993 } 2994 2995 static void 2996 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2997 { 2998 video_info_t info; 2999 3000 bzero(scp, sizeof(*scp)); 3001 3002 scp->index = vty; 3003 scp->sc = sc; 3004 scp->status = 0; 3005 scp->mode = sc->initial_mode; 3006 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 3007 if (info.vi_flags & V_INFO_GRAPHICS) { 3008 scp->status |= GRAPHICS_MODE; 3009 scp->xpixel = info.vi_width; 3010 scp->ypixel = info.vi_height; 3011 scp->xsize = info.vi_width/info.vi_cwidth; 3012 scp->ysize = info.vi_height/info.vi_cheight; 3013 scp->font_size = 0; 3014 scp->font = NULL; 3015 } else { 3016 scp->xsize = info.vi_width; 3017 scp->ysize = info.vi_height; 3018 scp->xpixel = scp->xsize*info.vi_cwidth; 3019 scp->ypixel = scp->ysize*info.vi_cheight; 3020 scp->font_size = info.vi_cheight; 3021 scp->font_width = info.vi_cwidth; 3022 if (info.vi_cheight < 14) { 3023 #ifndef SC_NO_FONT_LOADING 3024 scp->font = sc->font_8; 3025 #else 3026 scp->font = NULL; 3027 #endif 3028 } else if (info.vi_cheight >= 16) { 3029 #ifndef SC_NO_FONT_LOADING 3030 scp->font = sc->font_16; 3031 #else 3032 scp->font = NULL; 3033 #endif 3034 } else { 3035 #ifndef SC_NO_FONT_LOADING 3036 scp->font = sc->font_14; 3037 #else 3038 scp->font = NULL; 3039 #endif 3040 } 3041 } 3042 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3043 #ifndef __sparc64__ 3044 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3045 #endif 3046 scp->xoff = scp->yoff = 0; 3047 scp->xpos = scp->ypos = 0; 3048 scp->start = scp->xsize * scp->ysize - 1; 3049 scp->end = 0; 3050 scp->tsw = NULL; 3051 scp->ts = NULL; 3052 scp->rndr = NULL; 3053 scp->border = BG_BLACK; 3054 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3055 scp->mouse_cut_start = scp->xsize*scp->ysize; 3056 scp->mouse_cut_end = -1; 3057 scp->mouse_signal = 0; 3058 scp->mouse_pid = 0; 3059 scp->mouse_proc = NULL; 3060 scp->kbd_mode = K_XLATE; 3061 scp->bell_pitch = bios_value.bell_pitch; 3062 scp->bell_duration = BELL_DURATION; 3063 scp->status |= (bios_value.shift_state & NLKED); 3064 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3065 scp->pid = 0; 3066 scp->proc = NULL; 3067 scp->smode.mode = VT_AUTO; 3068 scp->history = NULL; 3069 scp->history_pos = 0; 3070 scp->history_size = 0; 3071 } 3072 3073 int 3074 sc_init_emulator(scr_stat *scp, char *name) 3075 { 3076 sc_term_sw_t *sw; 3077 sc_rndr_sw_t *rndr; 3078 void *p; 3079 int error; 3080 3081 if (name == NULL) /* if no name is given, use the current emulator */ 3082 sw = scp->tsw; 3083 else /* ...otherwise find the named emulator */ 3084 sw = sc_term_match(name); 3085 if (sw == NULL) 3086 return EINVAL; 3087 3088 rndr = NULL; 3089 if (strcmp(sw->te_renderer, "*") != 0) { 3090 rndr = sc_render_match(scp, sw->te_renderer, 3091 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3092 } 3093 if (rndr == NULL) { 3094 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3095 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3096 if (rndr == NULL) 3097 return ENODEV; 3098 } 3099 3100 if (sw == scp->tsw) { 3101 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3102 scp->rndr = rndr; 3103 sc_clear_screen(scp); 3104 /* assert(error == 0); */ 3105 return error; 3106 } 3107 3108 if (sc_malloc && (sw->te_size > 0)) 3109 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3110 else 3111 p = NULL; 3112 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3113 if (error) 3114 return error; 3115 3116 if (scp->tsw) 3117 (*scp->tsw->te_term)(scp, &scp->ts); 3118 if (scp->ts != NULL) 3119 free(scp->ts, M_DEVBUF); 3120 scp->tsw = sw; 3121 scp->ts = p; 3122 scp->rndr = rndr; 3123 3124 /* XXX */ 3125 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3126 sc_clear_screen(scp); 3127 3128 return 0; 3129 } 3130 3131 /* 3132 * scgetc(flags) - get character from keyboard. 3133 * If flags & SCGETC_CN, then avoid harmful side effects. 3134 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3135 * return NOKEY if there is nothing there. 3136 */ 3137 static u_int 3138 scgetc(sc_softc_t *sc, u_int flags) 3139 { 3140 scr_stat *scp; 3141 #ifndef SC_NO_HISTORY 3142 struct tty *tp; 3143 #endif 3144 u_int c; 3145 int this_scr; 3146 int f; 3147 int i; 3148 3149 if (sc->kbd == NULL) 3150 return NOKEY; 3151 3152 next_code: 3153 #if 1 3154 /* I don't like this, but... XXX */ 3155 if (flags & SCGETC_CN) 3156 sccnupdate(sc->cur_scp); 3157 #endif 3158 scp = sc->cur_scp; 3159 /* first see if there is something in the keyboard port */ 3160 for (;;) { 3161 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3162 if (c == ERRKEY) { 3163 if (!(flags & SCGETC_CN)) 3164 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3165 } else if (c == NOKEY) 3166 return c; 3167 else 3168 break; 3169 } 3170 3171 /* make screensaver happy */ 3172 if (!(c & RELKEY)) 3173 sc_touch_scrn_saver(); 3174 3175 if (!(flags & SCGETC_CN)) 3176 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3177 3178 if (scp->kbd_mode != K_XLATE) 3179 return KEYCHAR(c); 3180 3181 /* if scroll-lock pressed allow history browsing */ 3182 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3183 3184 scp->status &= ~CURSOR_ENABLED; 3185 sc_remove_cursor_image(scp); 3186 3187 #ifndef SC_NO_HISTORY 3188 if (!(scp->status & BUFFER_SAVED)) { 3189 scp->status |= BUFFER_SAVED; 3190 sc_hist_save(scp); 3191 } 3192 switch (c) { 3193 /* FIXME: key codes */ 3194 case SPCLKEY | FKEY | F(49): /* home key */ 3195 sc_remove_cutmarking(scp); 3196 sc_hist_home(scp); 3197 goto next_code; 3198 3199 case SPCLKEY | FKEY | F(57): /* end key */ 3200 sc_remove_cutmarking(scp); 3201 sc_hist_end(scp); 3202 goto next_code; 3203 3204 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3205 sc_remove_cutmarking(scp); 3206 if (sc_hist_up_line(scp)) 3207 if (!(flags & SCGETC_CN)) 3208 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3209 goto next_code; 3210 3211 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3212 sc_remove_cutmarking(scp); 3213 if (sc_hist_down_line(scp)) 3214 if (!(flags & SCGETC_CN)) 3215 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3216 goto next_code; 3217 3218 case SPCLKEY | FKEY | F(51): /* page up key */ 3219 sc_remove_cutmarking(scp); 3220 for (i=0; i<scp->ysize; i++) 3221 if (sc_hist_up_line(scp)) { 3222 if (!(flags & SCGETC_CN)) 3223 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3224 break; 3225 } 3226 goto next_code; 3227 3228 case SPCLKEY | FKEY | F(59): /* page down key */ 3229 sc_remove_cutmarking(scp); 3230 for (i=0; i<scp->ysize; i++) 3231 if (sc_hist_down_line(scp)) { 3232 if (!(flags & SCGETC_CN)) 3233 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3234 break; 3235 } 3236 goto next_code; 3237 } 3238 #endif /* SC_NO_HISTORY */ 3239 } 3240 3241 /* 3242 * Process and consume special keys here. Return a plain char code 3243 * or a char code with the META flag or a function key code. 3244 */ 3245 if (c & RELKEY) { 3246 /* key released */ 3247 /* goto next_code */ 3248 } else { 3249 /* key pressed */ 3250 if (c & SPCLKEY) { 3251 c &= ~SPCLKEY; 3252 switch (KEYCHAR(c)) { 3253 /* LOCKING KEYS */ 3254 case NLK: case CLK: case ALK: 3255 break; 3256 case SLK: 3257 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3258 if (f & SLKED) { 3259 scp->status |= SLKED; 3260 } else { 3261 if (scp->status & SLKED) { 3262 scp->status &= ~SLKED; 3263 #ifndef SC_NO_HISTORY 3264 if (scp->status & BUFFER_SAVED) { 3265 if (!sc_hist_restore(scp)) 3266 sc_remove_cutmarking(scp); 3267 scp->status &= ~BUFFER_SAVED; 3268 scp->status |= CURSOR_ENABLED; 3269 sc_draw_cursor_image(scp); 3270 } 3271 tp = VIRTUAL_TTY(sc, scp->index); 3272 if (ISTTYOPEN(tp)) 3273 scstart(tp); 3274 #endif 3275 } 3276 } 3277 break; 3278 3279 case PASTE: 3280 #ifndef SC_NO_CUTPASTE 3281 sc_mouse_paste(scp); 3282 #endif 3283 break; 3284 3285 /* NON-LOCKING KEYS */ 3286 case NOP: 3287 case LSH: case RSH: case LCTR: case RCTR: 3288 case LALT: case RALT: case ASH: case META: 3289 break; 3290 3291 case BTAB: 3292 if (!(sc->flags & SC_SCRN_BLANKED)) 3293 return c; 3294 break; 3295 3296 case SPSC: 3297 #ifdef DEV_SPLASH 3298 /* force activatation/deactivation of the screen saver */ 3299 if (!(sc->flags & SC_SCRN_BLANKED)) { 3300 run_scrn_saver = TRUE; 3301 sc->scrn_time_stamp -= scrn_blank_time; 3302 } 3303 if (cold) { 3304 /* 3305 * While devices are being probed, the screen saver need 3306 * to be invoked explictly. XXX 3307 */ 3308 if (sc->flags & SC_SCRN_BLANKED) { 3309 scsplash_stick(FALSE); 3310 stop_scrn_saver(sc, current_saver); 3311 } else { 3312 if (!ISGRAPHSC(scp)) { 3313 scsplash_stick(TRUE); 3314 (*current_saver)(sc, TRUE); 3315 } 3316 } 3317 } 3318 #endif /* DEV_SPLASH */ 3319 break; 3320 3321 case RBT: 3322 #ifndef SC_DISABLE_REBOOT 3323 shutdown_nice(0); 3324 #endif 3325 break; 3326 3327 case HALT: 3328 #ifndef SC_DISABLE_REBOOT 3329 shutdown_nice(RB_HALT); 3330 #endif 3331 break; 3332 3333 case PDWN: 3334 #ifndef SC_DISABLE_REBOOT 3335 shutdown_nice(RB_HALT|RB_POWEROFF); 3336 #endif 3337 break; 3338 3339 case SUSP: 3340 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3341 break; 3342 case STBY: 3343 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3344 break; 3345 3346 case DBG: 3347 #ifndef SC_DISABLE_DDBKEY 3348 #ifdef DDB 3349 Debugger("manual escape to debugger"); 3350 #else 3351 printf("No debugger in kernel\n"); 3352 #endif 3353 #else /* SC_DISABLE_DDBKEY */ 3354 /* do nothing */ 3355 #endif /* SC_DISABLE_DDBKEY */ 3356 break; 3357 3358 case PNC: 3359 if (enable_panic_key) 3360 panic("Forced by the panic key"); 3361 break; 3362 3363 case NEXT: 3364 this_scr = scp->index; 3365 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3366 sc->first_vty + i != this_scr; 3367 i = (i + 1)%sc->vtys) { 3368 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3369 if (ISTTYOPEN(tp)) { 3370 sc_switch_scr(scp->sc, sc->first_vty + i); 3371 break; 3372 } 3373 } 3374 break; 3375 3376 case PREV: 3377 this_scr = scp->index; 3378 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3379 sc->first_vty + i != this_scr; 3380 i = (i + sc->vtys - 1)%sc->vtys) { 3381 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3382 if (ISTTYOPEN(tp)) { 3383 sc_switch_scr(scp->sc, sc->first_vty + i); 3384 break; 3385 } 3386 } 3387 break; 3388 3389 default: 3390 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3391 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3392 break; 3393 } 3394 /* assert(c & FKEY) */ 3395 if (!(sc->flags & SC_SCRN_BLANKED)) 3396 return c; 3397 break; 3398 } 3399 /* goto next_code */ 3400 } else { 3401 /* regular keys (maybe MKEY is set) */ 3402 if (!(sc->flags & SC_SCRN_BLANKED)) 3403 return c; 3404 } 3405 } 3406 3407 goto next_code; 3408 } 3409 3410 static int 3411 scmmap(dev_t dev, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3412 { 3413 scr_stat *scp; 3414 3415 scp = SC_STAT(dev); 3416 if (scp != scp->sc->cur_scp) 3417 return -1; 3418 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, paddr, nprot); 3419 } 3420 3421 static int 3422 save_kbd_state(scr_stat *scp) 3423 { 3424 int state; 3425 int error; 3426 3427 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3428 if (error == ENOIOCTL) 3429 error = ENODEV; 3430 if (error == 0) { 3431 scp->status &= ~LOCK_MASK; 3432 scp->status |= state; 3433 } 3434 return error; 3435 } 3436 3437 static int 3438 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3439 { 3440 int state; 3441 int error; 3442 3443 if (mask != LOCK_MASK) { 3444 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3445 if (error == ENOIOCTL) 3446 error = ENODEV; 3447 if (error) 3448 return error; 3449 state &= ~mask; 3450 state |= new_bits & mask; 3451 } else { 3452 state = new_bits & LOCK_MASK; 3453 } 3454 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3455 if (error == ENOIOCTL) 3456 error = ENODEV; 3457 return error; 3458 } 3459 3460 static int 3461 update_kbd_leds(scr_stat *scp, int which) 3462 { 3463 int error; 3464 3465 which &= LOCK_MASK; 3466 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3467 if (error == ENOIOCTL) 3468 error = ENODEV; 3469 return error; 3470 } 3471 3472 int 3473 set_mode(scr_stat *scp) 3474 { 3475 video_info_t info; 3476 3477 /* reject unsupported mode */ 3478 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3479 return 1; 3480 3481 /* if this vty is not currently showing, do nothing */ 3482 if (scp != scp->sc->cur_scp) 3483 return 0; 3484 3485 /* setup video hardware for the given mode */ 3486 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3487 #ifndef __sparc64__ 3488 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3489 (void *)scp->sc->adp->va_window, FALSE); 3490 #endif 3491 3492 #ifndef SC_NO_FONT_LOADING 3493 /* load appropriate font */ 3494 if (!(scp->status & GRAPHICS_MODE)) { 3495 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3496 if (scp->font_size < 14) { 3497 if (scp->sc->fonts_loaded & FONT_8) 3498 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3499 } else if (scp->font_size >= 16) { 3500 if (scp->sc->fonts_loaded & FONT_16) 3501 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3502 } else { 3503 if (scp->sc->fonts_loaded & FONT_14) 3504 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3505 } 3506 /* 3507 * FONT KLUDGE: 3508 * This is an interim kludge to display correct font. 3509 * Always use the font page #0 on the video plane 2. 3510 * Somehow we cannot show the font in other font pages on 3511 * some video cards... XXX 3512 */ 3513 sc_show_font(scp, 0); 3514 } 3515 mark_all(scp); 3516 } 3517 #endif /* !SC_NO_FONT_LOADING */ 3518 3519 sc_set_border(scp, scp->border); 3520 sc_set_cursor_image(scp); 3521 3522 return 0; 3523 } 3524 3525 void 3526 sc_set_border(scr_stat *scp, int color) 3527 { 3528 ++scp->sc->videoio_in_progress; 3529 (*scp->rndr->draw_border)(scp, color); 3530 --scp->sc->videoio_in_progress; 3531 } 3532 3533 #ifndef SC_NO_FONT_LOADING 3534 void 3535 sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3536 int base, int count) 3537 { 3538 sc_softc_t *sc; 3539 3540 sc = scp->sc; 3541 sc->font_loading_in_progress = TRUE; 3542 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3543 sc->font_loading_in_progress = FALSE; 3544 } 3545 3546 void 3547 sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3548 int base, int count) 3549 { 3550 sc_softc_t *sc; 3551 3552 sc = scp->sc; 3553 sc->font_loading_in_progress = TRUE; 3554 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3555 sc->font_loading_in_progress = FALSE; 3556 } 3557 3558 void 3559 sc_show_font(scr_stat *scp, int page) 3560 { 3561 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3562 } 3563 #endif /* !SC_NO_FONT_LOADING */ 3564 3565 void 3566 sc_paste(scr_stat *scp, u_char *p, int count) 3567 { 3568 struct tty *tp; 3569 u_char *rmap; 3570 3571 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3572 if (!ISTTYOPEN(tp)) 3573 return; 3574 rmap = scp->sc->scr_rmap; 3575 for (; count > 0; --count) 3576 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 3577 } 3578 3579 void 3580 sc_bell(scr_stat *scp, int pitch, int duration) 3581 { 3582 if (cold || shutdown_in_progress || !enable_bell) 3583 return; 3584 3585 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3586 return; 3587 3588 if (scp->sc->flags & SC_VISUAL_BELL) { 3589 if (scp->sc->blink_in_progress) 3590 return; 3591 scp->sc->blink_in_progress = 3; 3592 if (scp != scp->sc->cur_scp) 3593 scp->sc->blink_in_progress += 2; 3594 blink_screen(scp->sc->cur_scp); 3595 } else if (duration != 0 && pitch != 0) { 3596 if (scp != scp->sc->cur_scp) 3597 pitch *= 2; 3598 sysbeep(pitch, duration); 3599 } 3600 } 3601 3602 static void 3603 blink_screen(void *arg) 3604 { 3605 scr_stat *scp = arg; 3606 struct tty *tp; 3607 3608 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3609 scp->sc->blink_in_progress = 0; 3610 mark_all(scp); 3611 tp = VIRTUAL_TTY(scp->sc, scp->index); 3612 if (ISTTYOPEN(tp)) 3613 scstart(tp); 3614 if (scp->sc->delayed_next_scr) 3615 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3616 } 3617 else { 3618 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3619 scp->sc->blink_in_progress & 1); 3620 scp->sc->blink_in_progress--; 3621 timeout(blink_screen, scp, hz / 10); 3622 } 3623 } 3624