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/kdb.h> 42 #include <sys/eventhandler.h> 43 #include <sys/fbio.h> 44 #include <sys/kbio.h> 45 #include <sys/kernel.h> 46 #include <sys/lock.h> 47 #include <sys/malloc.h> 48 #include <sys/mutex.h> 49 #include <sys/proc.h> 50 #include <sys/random.h> 51 #include <sys/reboot.h> 52 #include <sys/signalvar.h> 53 #include <sys/sysctl.h> 54 #include <sys/tty.h> 55 #include <sys/power.h> 56 57 #include <machine/clock.h> 58 #if __sparc64__ || __powerpc__ 59 #include <machine/sc_machdep.h> 60 #else 61 #include <machine/pc/display.h> 62 #endif 63 #if defined( __i386__) || defined(__amd64__) 64 #include <machine/psl.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 static scr_stat main_console; 103 static struct cdev *main_devs[MAXCONS]; 104 105 static char init_done = COLD; 106 static char shutdown_in_progress = FALSE; 107 static char sc_malloc = FALSE; 108 109 static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 110 static int run_scrn_saver = FALSE; /* should run the saver? */ 111 static int enable_bell = TRUE; /* enable beeper */ 112 static long scrn_blank_time = 0; /* screen saver timeout value */ 113 #ifdef DEV_SPLASH 114 static int scrn_blanked; /* # of blanked screen */ 115 static int sticky_splash = FALSE; 116 117 static void none_saver(sc_softc_t *sc, int blank) { } 118 static void (*current_saver)(sc_softc_t *, int) = none_saver; 119 #endif 120 121 SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 122 SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 123 SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 124 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 125 SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 126 0, "enable bell"); 127 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 128 #include "font.h" 129 #endif 130 131 d_ioctl_t *sc_user_ioctl; 132 133 static bios_values_t bios_value; 134 135 static int enable_panic_key; 136 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 137 0, "Enable panic via keypress specified in kbdmap(5)"); 138 139 #define SC_CONSOLECTL 255 140 141 #define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 142 SC_DEV((sc), (x))->si_tty : NULL) 143 #define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) 144 145 static int debugger; 146 147 /* prototypes */ 148 static struct tty *sc_alloc_tty(struct cdev *dev); 149 static int scvidprobe(int unit, int flags, int cons); 150 static int sckbdprobe(int unit, int flags, int cons); 151 static void scmeminit(void *arg); 152 static int scdevtounit(struct cdev *dev); 153 static kbd_callback_func_t sckbdevent; 154 static int scparam(struct tty *tp, struct termios *t); 155 static void scstart(struct tty *tp); 156 static void scinit(int unit, int flags); 157 static scr_stat *sc_get_stat(struct cdev *devptr); 158 static void scterm(int unit, int flags); 159 static void scshutdown(void *arg, int howto); 160 static u_int scgetc(sc_softc_t *sc, u_int flags); 161 #define SCGETC_CN 1 162 #define SCGETC_NONBLOCK 2 163 static int sccngetch(int flags); 164 static void sccnupdate(scr_stat *scp); 165 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 166 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 167 static timeout_t scrn_timer; 168 static int and_region(int *s1, int *e1, int s2, int e2); 169 static void scrn_update(scr_stat *scp, int show_cursor); 170 171 #ifdef DEV_SPLASH 172 static int scsplash_callback(int event, void *arg); 173 static void scsplash_saver(sc_softc_t *sc, int show); 174 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 175 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 176 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 177 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 178 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 179 static int wait_scrn_saver_stop(sc_softc_t *sc); 180 #define scsplash_stick(stick) (sticky_splash = (stick)) 181 #else /* !DEV_SPLASH */ 182 #define scsplash_stick(stick) 183 #endif /* DEV_SPLASH */ 184 185 static int do_switch_scr(sc_softc_t *sc, int s); 186 static int vt_proc_alive(scr_stat *scp); 187 static int signal_vt_rel(scr_stat *scp); 188 static int signal_vt_acq(scr_stat *scp); 189 static int finish_vt_rel(scr_stat *scp, int release, int *s); 190 static int finish_vt_acq(scr_stat *scp); 191 static void exchange_scr(sc_softc_t *sc); 192 static void update_cursor_image(scr_stat *scp); 193 static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 194 static int save_kbd_state(scr_stat *scp); 195 static int update_kbd_state(scr_stat *scp, int state, int mask); 196 static int update_kbd_leds(scr_stat *scp, int which); 197 static timeout_t blink_screen; 198 199 static cn_probe_t sccnprobe; 200 static cn_init_t sccninit; 201 static cn_getc_t sccngetc; 202 static cn_checkc_t sccncheckc; 203 static cn_putc_t sccnputc; 204 static cn_dbctl_t sccndbctl; 205 static cn_term_t sccnterm; 206 207 CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 208 sccndbctl); 209 210 static d_open_t scopen; 211 static d_close_t scclose; 212 static d_read_t scread; 213 static d_ioctl_t scioctl; 214 static d_mmap_t scmmap; 215 216 static struct cdevsw sc_cdevsw = { 217 .d_version = D_VERSION, 218 .d_open = scopen, 219 .d_close = scclose, 220 .d_read = scread, 221 .d_ioctl = scioctl, 222 .d_mmap = scmmap, 223 .d_name = "sc", 224 .d_flags = D_TTY | D_NEEDGIANT, 225 }; 226 227 int 228 sc_probe_unit(int unit, int flags) 229 { 230 if (!scvidprobe(unit, flags, FALSE)) { 231 if (bootverbose) 232 printf("sc%d: no video adapter found.\n", unit); 233 return ENXIO; 234 } 235 236 /* syscons will be attached even when there is no keyboard */ 237 sckbdprobe(unit, flags, FALSE); 238 239 return 0; 240 } 241 242 /* probe video adapters, return TRUE if found */ 243 static int 244 scvidprobe(int unit, int flags, int cons) 245 { 246 /* 247 * Access the video adapter driver through the back door! 248 * Video adapter drivers need to be configured before syscons. 249 * However, when syscons is being probed as the low-level console, 250 * they have not been initialized yet. We force them to initialize 251 * themselves here. XXX 252 */ 253 vid_configure(cons ? VIO_PROBE_ONLY : 0); 254 255 return (vid_find_adapter("*", unit) >= 0); 256 } 257 258 /* probe the keyboard, return TRUE if found */ 259 static int 260 sckbdprobe(int unit, int flags, int cons) 261 { 262 /* access the keyboard driver through the backdoor! */ 263 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 264 265 return (kbd_find_keyboard("*", unit) >= 0); 266 } 267 268 static char 269 *adapter_name(video_adapter_t *adp) 270 { 271 static struct { 272 int type; 273 char *name[2]; 274 } names[] = { 275 { KD_MONO, { "MDA", "MDA" } }, 276 { KD_HERCULES, { "Hercules", "Hercules" } }, 277 { KD_CGA, { "CGA", "CGA" } }, 278 { KD_EGA, { "EGA", "EGA (mono)" } }, 279 { KD_VGA, { "VGA", "VGA (mono)" } }, 280 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 281 { KD_TGA, { "TGA", "TGA" } }, 282 { -1, { "Unknown", "Unknown" } }, 283 }; 284 int i; 285 286 for (i = 0; names[i].type != -1; ++i) 287 if (names[i].type == adp->va_type) 288 break; 289 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 290 } 291 292 static struct tty * 293 sc_alloc_tty(struct cdev *dev) 294 { 295 struct tty *tp; 296 297 tp = dev->si_tty = ttyalloc(); 298 ttyinitmode(tp, 1, 0); 299 tp->t_oproc = scstart; 300 tp->t_param = scparam; 301 tp->t_stop = nottystop; 302 tp->t_dev = dev; 303 return (tp); 304 } 305 306 int 307 sc_attach_unit(int unit, int flags) 308 { 309 sc_softc_t *sc; 310 scr_stat *scp; 311 #ifdef SC_PIXEL_MODE 312 video_info_t info; 313 #endif 314 int vc; 315 struct cdev *dev; 316 317 flags &= ~SC_KERNEL_CONSOLE; 318 319 if (sc_console_unit == unit) { 320 /* 321 * If this unit is being used as the system console, we need to 322 * adjust some variables and buffers before and after scinit(). 323 */ 324 /* assert(sc_console != NULL) */ 325 flags |= SC_KERNEL_CONSOLE; 326 scmeminit(NULL); 327 328 scinit(unit, flags); 329 330 if (sc_console->tsw->te_size > 0) { 331 /* assert(sc_console->ts != NULL); */ 332 kernel_console_ts = sc_console->ts; 333 sc_console->ts = malloc(sc_console->tsw->te_size, 334 M_DEVBUF, M_WAITOK); 335 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 336 (*sc_console->tsw->te_default_attr)(sc_console, 337 user_default.std_color, 338 user_default.rev_color); 339 } 340 } else { 341 scinit(unit, flags); 342 } 343 344 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 345 sc->config = flags; 346 scp = sc_get_stat(sc->dev[0]); 347 if (sc_console == NULL) /* sc_console_unit < 0 */ 348 sc_console = scp; 349 350 #ifdef SC_PIXEL_MODE 351 if ((sc->config & SC_VESA800X600) 352 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 353 #ifdef DEV_SPLASH 354 if (sc->flags & SC_SPLASH_SCRN) 355 splash_term(sc->adp); 356 #endif 357 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 358 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 359 sc->initial_mode = M_VESA_800x600; 360 #ifdef DEV_SPLASH 361 /* put up the splash again! */ 362 if (sc->flags & SC_SPLASH_SCRN) 363 splash_init(sc->adp, scsplash_callback, sc); 364 #endif 365 } 366 #endif /* SC_PIXEL_MODE */ 367 368 /* initialize cursor */ 369 if (!ISGRAPHSC(scp)) 370 update_cursor_image(scp); 371 372 /* get screen update going */ 373 scrn_timer(sc); 374 375 /* set up the keyboard */ 376 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 377 update_kbd_state(scp, scp->status, LOCK_MASK); 378 379 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 380 unit, adapter_name(sc->adp), sc->vtys, sc->config); 381 if (bootverbose) { 382 printf("sc%d:", unit); 383 if (sc->adapter >= 0) 384 printf(" fb%d", sc->adapter); 385 if (sc->keyboard >= 0) 386 printf(", kbd%d", sc->keyboard); 387 if (scp->tsw) 388 printf(", terminal emulator: %s (%s)", 389 scp->tsw->te_name, scp->tsw->te_desc); 390 printf("\n"); 391 } 392 393 /* register a shutdown callback for the kernel console */ 394 if (sc_console_unit == unit) 395 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 396 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 397 398 for (vc = 0; vc < sc->vtys; vc++) { 399 if (sc->dev[vc] == NULL) { 400 sc->dev[vc] = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 401 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 402 sc_alloc_tty(sc->dev[vc]); 403 if (vc == 0 && sc->dev == main_devs) 404 SC_STAT(sc->dev[0]) = &main_console; 405 } 406 /* 407 * The first vty already has struct tty and scr_stat initialized 408 * in scinit(). The other vtys will have these structs when 409 * first opened. 410 */ 411 } 412 413 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 414 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 415 sc_console_tty = sc_alloc_tty(dev); 416 ttyconsolemode(sc_console_tty, 0); 417 SC_STAT(dev) = sc_console; 418 419 return 0; 420 } 421 422 static void 423 scmeminit(void *arg) 424 { 425 if (sc_malloc) 426 return; 427 sc_malloc = TRUE; 428 429 /* 430 * As soon as malloc() becomes functional, we had better allocate 431 * various buffers for the kernel console. 432 */ 433 434 if (sc_console_unit < 0) /* sc_console == NULL */ 435 return; 436 437 /* copy the temporary buffer to the final buffer */ 438 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 439 440 #ifndef SC_NO_CUTPASTE 441 sc_alloc_cut_buffer(sc_console, FALSE); 442 #endif 443 444 #ifndef SC_NO_HISTORY 445 /* initialize history buffer & pointers */ 446 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 447 #endif 448 } 449 450 /* XXX */ 451 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 452 453 static int 454 scdevtounit(struct cdev *dev) 455 { 456 int vty = SC_VTY(dev); 457 458 if (vty == SC_CONSOLECTL) 459 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 460 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 461 return -1; 462 else 463 return vty/MAXCONS; 464 } 465 466 static int 467 scopen(struct cdev *dev, int flag, int mode, struct thread *td) 468 { 469 int unit = scdevtounit(dev); 470 sc_softc_t *sc; 471 struct tty *tp; 472 scr_stat *scp; 473 #ifndef __sparc64__ 474 keyarg_t key; 475 #endif 476 int error; 477 478 DPRINTF(5, ("scopen: dev:%s, unit:%d, vty:%d\n", 479 devtoname(dev), unit, SC_VTY(dev))); 480 481 tp = dev->si_tty; 482 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 483 if (sc == NULL) 484 return ENXIO; 485 486 if (!ISTTYOPEN(tp)) { 487 tp->t_termios = tp->t_init_in; 488 /* Use the current setting of the <-- key as default VERASE. */ 489 /* If the Delete key is preferable, an stty is necessary */ 490 #ifndef __sparc64__ 491 if (sc->kbd != NULL) { 492 key.keynum = KEYCODE_BS; 493 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 494 tp->t_cc[VERASE] = key.key.map[0]; 495 } 496 #endif 497 scparam(tp, &tp->t_termios); 498 ttyld_modem(tp, 1); 499 } 500 else 501 if (tp->t_state & TS_XCLUDE && suser(td)) 502 return(EBUSY); 503 504 error = ttyld_open(tp, dev); 505 506 scp = sc_get_stat(dev); 507 if (scp == NULL) { 508 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 509 if (ISGRAPHSC(scp)) 510 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 511 } 512 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 513 tp->t_winsize.ws_col = scp->xsize; 514 tp->t_winsize.ws_row = scp->ysize; 515 } 516 517 return error; 518 } 519 520 static int 521 scclose(struct cdev *dev, int flag, int mode, struct thread *td) 522 { 523 struct tty *tp = dev->si_tty; 524 scr_stat *scp; 525 int s; 526 527 if (SC_VTY(dev) != SC_CONSOLECTL) { 528 scp = sc_get_stat(tp->t_dev); 529 /* were we in the middle of the VT switching process? */ 530 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 531 s = spltty(); 532 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 533 cnavailable(sc_consptr, TRUE); 534 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 535 DPRINTF(5, ("reset WAIT_REL, ")); 536 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 537 DPRINTF(5, ("reset WAIT_ACQ, ")); 538 #if not_yet_done 539 if (scp == &main_console) { 540 scp->pid = 0; 541 scp->proc = NULL; 542 scp->smode.mode = VT_AUTO; 543 } 544 else { 545 sc_vtb_destroy(&scp->vtb); 546 #ifndef __sparc64__ 547 sc_vtb_destroy(&scp->scr); 548 #endif 549 sc_free_history_buffer(scp, scp->ysize); 550 SC_STAT(dev) = NULL; 551 free(scp, M_DEVBUF); 552 } 553 #else 554 scp->pid = 0; 555 scp->proc = NULL; 556 scp->smode.mode = VT_AUTO; 557 #endif 558 scp->kbd_mode = K_XLATE; 559 if (scp == scp->sc->cur_scp) 560 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 561 DPRINTF(5, ("done.\n")); 562 } 563 spltty(); 564 ttyld_close(tp, flag); 565 tty_close(tp); 566 spl0(); 567 return(0); 568 } 569 570 static int 571 scread(struct cdev *dev, struct uio *uio, int flag) 572 { 573 if (!sc_saver_keyb_only) 574 sc_touch_scrn_saver(); 575 return ttyread(dev, uio, flag); 576 } 577 578 static int 579 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 580 { 581 sc_softc_t *sc; 582 struct tty *cur_tty; 583 int c; 584 size_t len; 585 u_char *cp; 586 587 sc = (sc_softc_t *)arg; 588 /* assert(thiskbd == sc->kbd) */ 589 590 switch (event) { 591 case KBDIO_KEYINPUT: 592 break; 593 case KBDIO_UNLOADING: 594 sc->kbd = NULL; 595 sc->keyboard = -1; 596 kbd_release(thiskbd, (void *)&sc->keyboard); 597 return 0; 598 default: 599 return EINVAL; 600 } 601 602 /* 603 * Loop while there is still input to get from the keyboard. 604 * I don't think this is nessesary, and it doesn't fix 605 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 606 */ 607 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 608 609 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 610 if (!ISTTYOPEN(cur_tty)) { 611 cur_tty = sc_console_tty; 612 if (!ISTTYOPEN(cur_tty)) 613 continue; 614 } 615 616 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 617 continue; 618 619 switch (KEYFLAGS(c)) { 620 case 0x0000: /* normal key */ 621 ttyld_rint(cur_tty, KEYCHAR(c)); 622 break; 623 case FKEY: /* function key, return string */ 624 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 625 if (cp != NULL) { 626 while (len-- > 0) 627 ttyld_rint(cur_tty, *cp++); 628 } 629 break; 630 case MKEY: /* meta is active, prepend ESC */ 631 ttyld_rint(cur_tty, 0x1b); 632 ttyld_rint(cur_tty, KEYCHAR(c)); 633 break; 634 case BKEY: /* backtab fixed sequence (esc [ Z) */ 635 ttyld_rint(cur_tty, 0x1b); 636 ttyld_rint(cur_tty, '['); 637 ttyld_rint(cur_tty, 'Z'); 638 break; 639 } 640 } 641 642 sc->cur_scp->status |= MOUSE_HIDDEN; 643 644 return 0; 645 } 646 647 static int 648 scparam(struct tty *tp, struct termios *t) 649 { 650 tp->t_ispeed = t->c_ispeed; 651 tp->t_ospeed = t->c_ospeed; 652 tp->t_cflag = t->c_cflag; 653 return 0; 654 } 655 656 static int 657 scioctl(struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *td) 658 { 659 int error; 660 int i; 661 struct tty *tp; 662 sc_softc_t *sc; 663 scr_stat *scp; 664 int s; 665 666 tp = dev->si_tty; 667 668 /* If there is a user_ioctl function call that first */ 669 if (sc_user_ioctl) { 670 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 671 if (error != ENOIOCTL) 672 return error; 673 } 674 675 error = sc_vid_ioctl(tp, cmd, data, flag, td); 676 if (error != ENOIOCTL) 677 return error; 678 679 #ifndef SC_NO_HISTORY 680 error = sc_hist_ioctl(tp, cmd, data, flag, td); 681 if (error != ENOIOCTL) 682 return error; 683 #endif 684 685 #ifndef SC_NO_SYSMOUSE 686 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 687 if (error != ENOIOCTL) 688 return error; 689 #endif 690 691 scp = sc_get_stat(tp->t_dev); 692 /* assert(scp != NULL) */ 693 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 694 sc = scp->sc; 695 696 if (scp->tsw) { 697 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 698 if (error != ENOIOCTL) 699 return error; 700 } 701 702 switch (cmd) { /* process console hardware related ioctl's */ 703 704 case GIO_ATTR: /* get current attributes */ 705 /* this ioctl is not processed here, but in the terminal emulator */ 706 return ENOTTY; 707 708 case GIO_COLOR: /* is this a color console ? */ 709 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 710 return 0; 711 712 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 713 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 714 return EINVAL; 715 s = spltty(); 716 scrn_blank_time = *(int *)data; 717 run_scrn_saver = (scrn_blank_time != 0); 718 splx(s); 719 return 0; 720 721 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 722 s = spltty(); 723 *(int *)data &= CONS_CURSOR_ATTRS; 724 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 725 splx(s); 726 return 0; 727 728 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 729 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 730 ((int *)data)[0] = scp->curr_curs_attr.flags; 731 ((int *)data)[1] = scp->curr_curs_attr.base; 732 ((int *)data)[2] = scp->curr_curs_attr.height; 733 } else { 734 ((int *)data)[0] = sc->curs_attr.flags; 735 ((int *)data)[1] = sc->curs_attr.base; 736 ((int *)data)[2] = sc->curs_attr.height; 737 } 738 return 0; 739 740 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 741 s = spltty(); 742 sc_change_cursor_shape(scp, ((int *)data)[0], 743 ((int *)data)[1], ((int *)data)[2]); 744 splx(s); 745 return 0; 746 747 case CONS_BELLTYPE: /* set bell type sound/visual */ 748 if ((*(int *)data) & 0x01) 749 sc->flags |= SC_VISUAL_BELL; 750 else 751 sc->flags &= ~SC_VISUAL_BELL; 752 if ((*(int *)data) & 0x02) 753 sc->flags |= SC_QUIET_BELL; 754 else 755 sc->flags &= ~SC_QUIET_BELL; 756 return 0; 757 758 case CONS_GETINFO: /* get current (virtual) console info */ 759 { 760 vid_info_t *ptr = (vid_info_t*)data; 761 if (ptr->size == sizeof(struct vid_info)) { 762 ptr->m_num = sc->cur_scp->index; 763 ptr->font_size = scp->font_size; 764 ptr->mv_col = scp->xpos; 765 ptr->mv_row = scp->ypos; 766 ptr->mv_csz = scp->xsize; 767 ptr->mv_rsz = scp->ysize; 768 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 769 /* 770 * The following fields are filled by the terminal emulator. XXX 771 * 772 * ptr->mv_norm.fore 773 * ptr->mv_norm.back 774 * ptr->mv_rev.fore 775 * ptr->mv_rev.back 776 */ 777 ptr->mv_grfc.fore = 0; /* not supported */ 778 ptr->mv_grfc.back = 0; /* not supported */ 779 ptr->mv_ovscan = scp->border; 780 if (scp == sc->cur_scp) 781 save_kbd_state(scp); 782 ptr->mk_keylock = scp->status & LOCK_MASK; 783 return 0; 784 } 785 return EINVAL; 786 } 787 788 case CONS_GETVERS: /* get version number */ 789 *(int*)data = 0x200; /* version 2.0 */ 790 return 0; 791 792 case CONS_IDLE: /* see if the screen has been idle */ 793 /* 794 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 795 * the user process may have been writing something on the 796 * screen and syscons is not aware of it. Declare the screen 797 * is NOT idle if it is in one of these modes. But there is 798 * an exception to it; if a screen saver is running in the 799 * graphics mode in the current screen, we should say that the 800 * screen has been idle. 801 */ 802 *(int *)data = (sc->flags & SC_SCRN_IDLE) 803 && (!ISGRAPHSC(sc->cur_scp) 804 || (sc->cur_scp->status & SAVER_RUNNING)); 805 return 0; 806 807 case CONS_SAVERMODE: /* set saver mode */ 808 switch(*(int *)data) { 809 case CONS_NO_SAVER: 810 case CONS_USR_SAVER: 811 /* if a LKM screen saver is running, stop it first. */ 812 scsplash_stick(FALSE); 813 saver_mode = *(int *)data; 814 s = spltty(); 815 #ifdef DEV_SPLASH 816 if ((error = wait_scrn_saver_stop(NULL))) { 817 splx(s); 818 return error; 819 } 820 #endif 821 run_scrn_saver = TRUE; 822 if (saver_mode == CONS_USR_SAVER) 823 scp->status |= SAVER_RUNNING; 824 else 825 scp->status &= ~SAVER_RUNNING; 826 scsplash_stick(TRUE); 827 splx(s); 828 break; 829 case CONS_LKM_SAVER: 830 s = spltty(); 831 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 832 scp->status &= ~SAVER_RUNNING; 833 saver_mode = *(int *)data; 834 splx(s); 835 break; 836 default: 837 return EINVAL; 838 } 839 return 0; 840 841 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 842 /* 843 * Note that this ioctl does not guarantee the screen saver 844 * actually starts or stops. It merely attempts to do so... 845 */ 846 s = spltty(); 847 run_scrn_saver = (*(int *)data != 0); 848 if (run_scrn_saver) 849 sc->scrn_time_stamp -= scrn_blank_time; 850 splx(s); 851 return 0; 852 853 case CONS_SCRSHOT: /* get a screen shot */ 854 { 855 int retval, hist_rsz; 856 size_t lsize, csize; 857 vm_offset_t frbp, hstp; 858 unsigned lnum; 859 scrshot_t *ptr = (scrshot_t *)data; 860 void *outp = ptr->buf; 861 862 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0) 863 return EINVAL; 864 s = spltty(); 865 if (ISGRAPHSC(scp)) { 866 splx(s); 867 return EOPNOTSUPP; 868 } 869 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 870 if (((u_int)ptr->x + ptr->xsize) > scp->xsize || 871 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 872 splx(s); 873 return EINVAL; 874 } 875 876 lsize = scp->xsize * sizeof(u_int16_t); 877 csize = ptr->xsize * sizeof(u_int16_t); 878 /* Pointer to the last line of framebuffer */ 879 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 880 sizeof(u_int16_t); 881 /* Pointer to the last line of target buffer */ 882 outp = (char *)outp + ptr->ysize * csize; 883 /* Pointer to the last line of history buffer */ 884 if (scp->history != NULL) 885 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 886 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 887 else 888 hstp = 0; 889 890 retval = 0; 891 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 892 if (lnum < scp->ysize) { 893 frbp -= lsize; 894 } else { 895 hstp -= lsize; 896 if (hstp < scp->history->vtb_buffer) 897 hstp += scp->history->vtb_rows * lsize; 898 frbp = hstp; 899 } 900 if (lnum < ptr->y) 901 continue; 902 outp = (char *)outp - csize; 903 retval = copyout((void *)frbp, outp, csize); 904 if (retval != 0) 905 break; 906 } 907 splx(s); 908 return retval; 909 } 910 911 case VT_SETMODE: /* set screen switcher mode */ 912 { 913 struct vt_mode *mode; 914 struct proc *p1; 915 916 mode = (struct vt_mode *)data; 917 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 918 if (scp->smode.mode == VT_PROCESS) { 919 p1 = pfind(scp->pid); 920 if (scp->proc == p1 && scp->proc != td->td_proc) { 921 if (p1) 922 PROC_UNLOCK(p1); 923 DPRINTF(5, ("error EPERM\n")); 924 return EPERM; 925 } 926 if (p1) 927 PROC_UNLOCK(p1); 928 } 929 s = spltty(); 930 if (mode->mode == VT_AUTO) { 931 scp->smode.mode = VT_AUTO; 932 scp->proc = NULL; 933 scp->pid = 0; 934 DPRINTF(5, ("VT_AUTO, ")); 935 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 936 cnavailable(sc_consptr, TRUE); 937 /* were we in the middle of the vty switching process? */ 938 if (finish_vt_rel(scp, TRUE, &s) == 0) 939 DPRINTF(5, ("reset WAIT_REL, ")); 940 if (finish_vt_acq(scp) == 0) 941 DPRINTF(5, ("reset WAIT_ACQ, ")); 942 } else { 943 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 944 || !ISSIGVALID(mode->frsig)) { 945 splx(s); 946 DPRINTF(5, ("error EINVAL\n")); 947 return EINVAL; 948 } 949 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 950 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 951 scp->proc = td->td_proc; 952 scp->pid = scp->proc->p_pid; 953 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 954 cnavailable(sc_consptr, FALSE); 955 } 956 splx(s); 957 DPRINTF(5, ("\n")); 958 return 0; 959 } 960 961 case VT_GETMODE: /* get screen switcher mode */ 962 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 963 return 0; 964 965 case VT_RELDISP: /* screen switcher ioctl */ 966 s = spltty(); 967 /* 968 * This must be the current vty which is in the VT_PROCESS 969 * switching mode... 970 */ 971 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 972 splx(s); 973 return EINVAL; 974 } 975 /* ...and this process is controlling it. */ 976 if (scp->proc != td->td_proc) { 977 splx(s); 978 return EPERM; 979 } 980 error = EINVAL; 981 switch(*(intptr_t *)data) { 982 case VT_FALSE: /* user refuses to release screen, abort */ 983 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 984 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 985 break; 986 case VT_TRUE: /* user has released screen, go on */ 987 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 988 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 989 break; 990 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 991 if ((error = finish_vt_acq(scp)) == 0) 992 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 993 break; 994 default: 995 break; 996 } 997 splx(s); 998 return error; 999 1000 case VT_OPENQRY: /* return free virtual console */ 1001 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1002 tp = VIRTUAL_TTY(sc, i); 1003 if (!ISTTYOPEN(tp)) { 1004 *(int *)data = i + 1; 1005 return 0; 1006 } 1007 } 1008 return EINVAL; 1009 1010 case VT_ACTIVATE: /* switch to screen *data */ 1011 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1012 s = spltty(); 1013 sc_clean_up(sc->cur_scp); 1014 splx(s); 1015 return sc_switch_scr(sc, i); 1016 1017 case VT_WAITACTIVE: /* wait for switch to occur */ 1018 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1019 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1020 return EINVAL; 1021 s = spltty(); 1022 error = sc_clean_up(sc->cur_scp); 1023 splx(s); 1024 if (error) 1025 return error; 1026 scp = sc_get_stat(SC_DEV(sc, i)); 1027 if (scp == scp->sc->cur_scp) 1028 return 0; 1029 while ((error=tsleep(&scp->smode, PZERO|PCATCH, 1030 "waitvt", 0)) == ERESTART) ; 1031 return error; 1032 1033 case VT_GETACTIVE: /* get active vty # */ 1034 *(int *)data = sc->cur_scp->index + 1; 1035 return 0; 1036 1037 case VT_GETINDEX: /* get this vty # */ 1038 *(int *)data = scp->index + 1; 1039 return 0; 1040 1041 case VT_LOCKSWITCH: /* prevent vty switching */ 1042 if ((*(int *)data) & 0x01) 1043 sc->flags |= SC_SCRN_VTYLOCK; 1044 else 1045 sc->flags &= ~SC_SCRN_VTYLOCK; 1046 return 0; 1047 1048 case KDENABIO: /* allow io operations */ 1049 error = suser(td); 1050 if (error != 0) 1051 return error; 1052 error = securelevel_gt(td->td_ucred, 0); 1053 if (error != 0) 1054 return error; 1055 #ifdef __i386__ 1056 td->td_frame->tf_eflags |= PSL_IOPL; 1057 #elif defined(__amd64__) 1058 td->td_frame->tf_rflags |= PSL_IOPL; 1059 #endif 1060 return 0; 1061 1062 case KDDISABIO: /* disallow io operations (default) */ 1063 #ifdef __i386__ 1064 td->td_frame->tf_eflags &= ~PSL_IOPL; 1065 #elif defined(__amd64__) 1066 td->td_frame->tf_rflags &= ~PSL_IOPL; 1067 #endif 1068 return 0; 1069 1070 case KDSKBSTATE: /* set keyboard state (locks) */ 1071 if (*(int *)data & ~LOCK_MASK) 1072 return EINVAL; 1073 scp->status &= ~LOCK_MASK; 1074 scp->status |= *(int *)data; 1075 if (scp == sc->cur_scp) 1076 update_kbd_state(scp, scp->status, LOCK_MASK); 1077 return 0; 1078 1079 case KDGKBSTATE: /* get keyboard state (locks) */ 1080 if (scp == sc->cur_scp) 1081 save_kbd_state(scp); 1082 *(int *)data = scp->status & LOCK_MASK; 1083 return 0; 1084 1085 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1086 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1087 error = kbd_ioctl(sc->kbd, cmd, data); 1088 if (error == ENOIOCTL) 1089 error = ENODEV; 1090 return error; 1091 1092 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1093 if (*(int *)data & ~0x7f) 1094 return EINVAL; 1095 error = kbd_ioctl(sc->kbd, cmd, data); 1096 if (error == ENOIOCTL) 1097 error = ENODEV; 1098 return error; 1099 1100 case KDSKBMODE: /* set keyboard mode */ 1101 switch (*(int *)data) { 1102 case K_XLATE: /* switch to XLT ascii mode */ 1103 case K_RAW: /* switch to RAW scancode mode */ 1104 case K_CODE: /* switch to CODE mode */ 1105 scp->kbd_mode = *(int *)data; 1106 if (scp == sc->cur_scp) 1107 kbd_ioctl(sc->kbd, cmd, data); 1108 return 0; 1109 default: 1110 return EINVAL; 1111 } 1112 /* NOT REACHED */ 1113 1114 case KDGKBMODE: /* get keyboard mode */ 1115 *(int *)data = scp->kbd_mode; 1116 return 0; 1117 1118 case KDGKBINFO: 1119 error = kbd_ioctl(sc->kbd, cmd, data); 1120 if (error == ENOIOCTL) 1121 error = ENODEV; 1122 return error; 1123 1124 case KDMKTONE: /* sound the bell */ 1125 if (*(int*)data) 1126 sc_bell(scp, (*(int*)data)&0xffff, 1127 (((*(int*)data)>>16)&0xffff)*hz/1000); 1128 else 1129 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1130 return 0; 1131 1132 case KIOCSOUND: /* make tone (*data) hz */ 1133 if (scp == sc->cur_scp) { 1134 if (*(int *)data) 1135 return sc_tone(*(int *)data); 1136 else 1137 return sc_tone(0); 1138 } 1139 return 0; 1140 1141 case KDGKBTYPE: /* get keyboard type */ 1142 error = kbd_ioctl(sc->kbd, cmd, data); 1143 if (error == ENOIOCTL) { 1144 /* always return something? XXX */ 1145 *(int *)data = 0; 1146 } 1147 return 0; 1148 1149 case KDSETLED: /* set keyboard LED status */ 1150 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1151 return EINVAL; 1152 scp->status &= ~LED_MASK; 1153 scp->status |= *(int *)data; 1154 if (scp == sc->cur_scp) 1155 update_kbd_leds(scp, scp->status); 1156 return 0; 1157 1158 case KDGETLED: /* get keyboard LED status */ 1159 if (scp == sc->cur_scp) 1160 save_kbd_state(scp); 1161 *(int *)data = scp->status & LED_MASK; 1162 return 0; 1163 1164 case CONS_SETKBD: /* set the new keyboard */ 1165 { 1166 keyboard_t *newkbd; 1167 1168 s = spltty(); 1169 newkbd = kbd_get_keyboard(*(int *)data); 1170 if (newkbd == NULL) { 1171 splx(s); 1172 return EINVAL; 1173 } 1174 error = 0; 1175 if (sc->kbd != newkbd) { 1176 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1177 (void *)&sc->keyboard, sckbdevent, sc); 1178 /* i == newkbd->kb_index */ 1179 if (i >= 0) { 1180 if (sc->kbd != NULL) { 1181 save_kbd_state(sc->cur_scp); 1182 kbd_release(sc->kbd, (void *)&sc->keyboard); 1183 } 1184 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1185 sc->keyboard = i; 1186 kbd_ioctl(sc->kbd, KDSKBMODE, 1187 (caddr_t)&sc->cur_scp->kbd_mode); 1188 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1189 LOCK_MASK); 1190 } else { 1191 error = EPERM; /* XXX */ 1192 } 1193 } 1194 splx(s); 1195 return error; 1196 } 1197 1198 case CONS_RELKBD: /* release the current keyboard */ 1199 s = spltty(); 1200 error = 0; 1201 if (sc->kbd != NULL) { 1202 save_kbd_state(sc->cur_scp); 1203 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1204 if (error == 0) { 1205 sc->kbd = NULL; 1206 sc->keyboard = -1; 1207 } 1208 } 1209 splx(s); 1210 return error; 1211 1212 case CONS_GETTERM: /* get the current terminal emulator info */ 1213 { 1214 sc_term_sw_t *sw; 1215 1216 if (((term_info_t *)data)->ti_index == 0) { 1217 sw = scp->tsw; 1218 } else { 1219 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1220 } 1221 if (sw != NULL) { 1222 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1223 sizeof(((term_info_t *)data)->ti_name)); 1224 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1225 sizeof(((term_info_t *)data)->ti_desc)); 1226 ((term_info_t *)data)->ti_flags = 0; 1227 return 0; 1228 } else { 1229 ((term_info_t *)data)->ti_name[0] = '\0'; 1230 ((term_info_t *)data)->ti_desc[0] = '\0'; 1231 ((term_info_t *)data)->ti_flags = 0; 1232 return EINVAL; 1233 } 1234 } 1235 1236 case CONS_SETTERM: /* set the current terminal emulator */ 1237 s = spltty(); 1238 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1239 /* FIXME: what if scp == sc_console! XXX */ 1240 splx(s); 1241 return error; 1242 1243 case GIO_SCRNMAP: /* get output translation table */ 1244 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1245 return 0; 1246 1247 case PIO_SCRNMAP: /* set output translation table */ 1248 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1249 for (i=0; i<sizeof(sc->scr_map); i++) { 1250 sc->scr_rmap[sc->scr_map[i]] = i; 1251 } 1252 return 0; 1253 1254 case GIO_KEYMAP: /* get keyboard translation table */ 1255 case PIO_KEYMAP: /* set keyboard translation table */ 1256 case GIO_DEADKEYMAP: /* get accent key translation table */ 1257 case PIO_DEADKEYMAP: /* set accent key translation table */ 1258 case GETFKEY: /* get function key string */ 1259 case SETFKEY: /* set function key string */ 1260 error = kbd_ioctl(sc->kbd, cmd, data); 1261 if (error == ENOIOCTL) 1262 error = ENODEV; 1263 return error; 1264 1265 #ifndef SC_NO_FONT_LOADING 1266 1267 case PIO_FONT8x8: /* set 8x8 dot font */ 1268 if (!ISFONTAVAIL(sc->adp->va_flags)) 1269 return ENXIO; 1270 bcopy(data, sc->font_8, 8*256); 1271 sc->fonts_loaded |= FONT_8; 1272 /* 1273 * FONT KLUDGE 1274 * Always use the font page #0. XXX 1275 * Don't load if the current font size is not 8x8. 1276 */ 1277 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1278 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1279 return 0; 1280 1281 case GIO_FONT8x8: /* get 8x8 dot font */ 1282 if (!ISFONTAVAIL(sc->adp->va_flags)) 1283 return ENXIO; 1284 if (sc->fonts_loaded & FONT_8) { 1285 bcopy(sc->font_8, data, 8*256); 1286 return 0; 1287 } 1288 else 1289 return ENXIO; 1290 1291 case PIO_FONT8x14: /* set 8x14 dot font */ 1292 if (!ISFONTAVAIL(sc->adp->va_flags)) 1293 return ENXIO; 1294 bcopy(data, sc->font_14, 14*256); 1295 sc->fonts_loaded |= FONT_14; 1296 /* 1297 * FONT KLUDGE 1298 * Always use the font page #0. XXX 1299 * Don't load if the current font size is not 8x14. 1300 */ 1301 if (ISTEXTSC(sc->cur_scp) 1302 && (sc->cur_scp->font_size >= 14) 1303 && (sc->cur_scp->font_size < 16)) 1304 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1305 return 0; 1306 1307 case GIO_FONT8x14: /* get 8x14 dot font */ 1308 if (!ISFONTAVAIL(sc->adp->va_flags)) 1309 return ENXIO; 1310 if (sc->fonts_loaded & FONT_14) { 1311 bcopy(sc->font_14, data, 14*256); 1312 return 0; 1313 } 1314 else 1315 return ENXIO; 1316 1317 case PIO_FONT8x16: /* set 8x16 dot font */ 1318 if (!ISFONTAVAIL(sc->adp->va_flags)) 1319 return ENXIO; 1320 bcopy(data, sc->font_16, 16*256); 1321 sc->fonts_loaded |= FONT_16; 1322 /* 1323 * FONT KLUDGE 1324 * Always use the font page #0. XXX 1325 * Don't load if the current font size is not 8x16. 1326 */ 1327 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1328 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1329 return 0; 1330 1331 case GIO_FONT8x16: /* get 8x16 dot font */ 1332 if (!ISFONTAVAIL(sc->adp->va_flags)) 1333 return ENXIO; 1334 if (sc->fonts_loaded & FONT_16) { 1335 bcopy(sc->font_16, data, 16*256); 1336 return 0; 1337 } 1338 else 1339 return ENXIO; 1340 1341 #endif /* SC_NO_FONT_LOADING */ 1342 1343 default: 1344 break; 1345 } 1346 1347 return (ttyioctl(dev, cmd, data, flag, td)); 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_get_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 int unit; 1381 int flags; 1382 1383 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1384 1385 /* a video card is always required */ 1386 if (!scvidprobe(unit, flags, TRUE)) 1387 cp->cn_pri = CN_DEAD; 1388 1389 /* syscons will become console even when there is no keyboard */ 1390 sckbdprobe(unit, flags, TRUE); 1391 1392 if (cp->cn_pri == CN_DEAD) 1393 return; 1394 1395 /* initialize required fields */ 1396 sprintf(cp->cn_name, "consolectl"); 1397 } 1398 1399 static void 1400 sccninit(struct consdev *cp) 1401 { 1402 int unit; 1403 int flags; 1404 1405 sc_get_cons_priority(&unit, &flags); 1406 scinit(unit, flags | SC_KERNEL_CONSOLE); 1407 sc_console_unit = unit; 1408 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1409 sc_consptr = cp; 1410 } 1411 1412 static void 1413 sccnterm(struct consdev *cp) 1414 { 1415 /* we are not the kernel console any more, release everything */ 1416 1417 if (sc_console_unit < 0) 1418 return; /* shouldn't happen */ 1419 1420 #if 0 /* XXX */ 1421 sc_clear_screen(sc_console); 1422 sccnupdate(sc_console); 1423 #endif 1424 1425 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1426 sc_console_unit = -1; 1427 sc_console = NULL; 1428 } 1429 1430 static void 1431 sccnputc(struct consdev *cd, int c) 1432 { 1433 u_char buf[1]; 1434 scr_stat *scp = sc_console; 1435 void *save; 1436 #ifndef SC_NO_HISTORY 1437 struct tty *tp; 1438 #endif /* !SC_NO_HISTORY */ 1439 int s; 1440 1441 /* assert(sc_console != NULL) */ 1442 1443 #ifndef SC_NO_HISTORY 1444 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1445 scp->status &= ~SLKED; 1446 update_kbd_state(scp, scp->status, SLKED); 1447 if (scp->status & BUFFER_SAVED) { 1448 if (!sc_hist_restore(scp)) 1449 sc_remove_cutmarking(scp); 1450 scp->status &= ~BUFFER_SAVED; 1451 scp->status |= CURSOR_ENABLED; 1452 sc_draw_cursor_image(scp); 1453 } 1454 tp = VIRTUAL_TTY(scp->sc, scp->index); 1455 if (ISTTYOPEN(tp)) 1456 scstart(tp); 1457 } 1458 #endif /* !SC_NO_HISTORY */ 1459 1460 save = scp->ts; 1461 if (kernel_console_ts != NULL) 1462 scp->ts = kernel_console_ts; 1463 buf[0] = c; 1464 sc_puts(scp, buf, 1); 1465 scp->ts = save; 1466 1467 s = spltty(); /* block sckbdevent and scrn_timer */ 1468 sccnupdate(scp); 1469 splx(s); 1470 } 1471 1472 static int 1473 sccngetc(struct consdev *cd) 1474 { 1475 return sccngetch(0); 1476 } 1477 1478 static int 1479 sccncheckc(struct consdev *cd) 1480 { 1481 return sccngetch(SCGETC_NONBLOCK); 1482 } 1483 1484 static void 1485 sccndbctl(struct consdev *cd, int on) 1486 { 1487 /* assert(sc_console_unit >= 0) */ 1488 /* try to switch to the kernel console screen */ 1489 if (on && debugger == 0) { 1490 /* 1491 * TRY to make sure the screen saver is stopped, 1492 * and the screen is updated before switching to 1493 * the vty0. 1494 */ 1495 scrn_timer(NULL); 1496 if (!cold 1497 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1498 && sc_console->smode.mode == VT_AUTO) { 1499 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1500 ++debugger; /* XXX */ 1501 #ifdef DDB 1502 /* unlock vty switching */ 1503 sc_console->sc->flags &= ~SC_SCRN_VTYLOCK; 1504 #endif 1505 sc_switch_scr(sc_console->sc, sc_console->index); 1506 --debugger; /* XXX */ 1507 } 1508 } 1509 if (on) 1510 ++debugger; 1511 else 1512 --debugger; 1513 } 1514 1515 static int 1516 sccngetch(int flags) 1517 { 1518 static struct fkeytab fkey; 1519 static int fkeycp; 1520 scr_stat *scp; 1521 u_char *p; 1522 int cur_mode; 1523 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1524 int c; 1525 1526 /* assert(sc_console != NULL) */ 1527 1528 /* 1529 * Stop the screen saver and update the screen if necessary. 1530 * What if we have been running in the screen saver code... XXX 1531 */ 1532 sc_touch_scrn_saver(); 1533 scp = sc_console->sc->cur_scp; /* XXX */ 1534 sccnupdate(scp); 1535 1536 if (fkeycp < fkey.len) { 1537 splx(s); 1538 return fkey.str[fkeycp++]; 1539 } 1540 1541 if (scp->sc->kbd == NULL) { 1542 splx(s); 1543 return -1; 1544 } 1545 1546 /* 1547 * Make sure the keyboard is accessible even when the kbd device 1548 * driver is disabled. 1549 */ 1550 kbd_enable(scp->sc->kbd); 1551 1552 /* we shall always use the keyboard in the XLATE mode here */ 1553 cur_mode = scp->kbd_mode; 1554 scp->kbd_mode = K_XLATE; 1555 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1556 1557 kbd_poll(scp->sc->kbd, TRUE); 1558 c = scgetc(scp->sc, SCGETC_CN | flags); 1559 kbd_poll(scp->sc->kbd, FALSE); 1560 1561 scp->kbd_mode = cur_mode; 1562 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1563 kbd_disable(scp->sc->kbd); 1564 splx(s); 1565 1566 switch (KEYFLAGS(c)) { 1567 case 0: /* normal char */ 1568 return KEYCHAR(c); 1569 case FKEY: /* function key */ 1570 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1571 fkey.len = fkeycp; 1572 if ((p != NULL) && (fkey.len > 0)) { 1573 bcopy(p, fkey.str, fkey.len); 1574 fkeycp = 1; 1575 return fkey.str[0]; 1576 } 1577 return c; /* XXX */ 1578 case NOKEY: 1579 case ERRKEY: 1580 default: 1581 return -1; 1582 } 1583 /* NOT REACHED */ 1584 } 1585 1586 static void 1587 sccnupdate(scr_stat *scp) 1588 { 1589 /* this is a cut-down version of scrn_timer()... */ 1590 1591 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1592 return; 1593 1594 if (debugger > 0 || panicstr || shutdown_in_progress) { 1595 sc_touch_scrn_saver(); 1596 } else if (scp != scp->sc->cur_scp) { 1597 return; 1598 } 1599 1600 if (!run_scrn_saver) 1601 scp->sc->flags &= ~SC_SCRN_IDLE; 1602 #ifdef DEV_SPLASH 1603 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1604 if (scp->sc->flags & SC_SCRN_BLANKED) 1605 stop_scrn_saver(scp->sc, current_saver); 1606 #endif 1607 1608 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1609 || scp->sc->switch_in_progress) 1610 return; 1611 /* 1612 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1613 * when write_in_progress is non-zero. XXX 1614 */ 1615 1616 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1617 scrn_update(scp, TRUE); 1618 } 1619 1620 static void 1621 scrn_timer(void *arg) 1622 { 1623 #ifndef PC98 1624 static int kbd_interval = 0; 1625 #endif 1626 struct timeval tv; 1627 sc_softc_t *sc; 1628 scr_stat *scp; 1629 int again; 1630 int s; 1631 1632 again = (arg != NULL); 1633 if (arg != NULL) 1634 sc = (sc_softc_t *)arg; 1635 else if (sc_console != NULL) 1636 sc = sc_console->sc; 1637 else 1638 return; 1639 1640 /* don't do anything when we are performing some I/O operations */ 1641 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1642 if (again) 1643 timeout(scrn_timer, sc, hz / 10); 1644 return; 1645 } 1646 s = spltty(); 1647 1648 #ifndef PC98 1649 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1650 /* try to allocate a keyboard automatically */ 1651 if (++kbd_interval >= 25) { 1652 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1653 sckbdevent, sc); 1654 if (sc->keyboard >= 0) { 1655 sc->kbd = kbd_get_keyboard(sc->keyboard); 1656 kbd_ioctl(sc->kbd, KDSKBMODE, 1657 (caddr_t)&sc->cur_scp->kbd_mode); 1658 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1659 LOCK_MASK); 1660 } 1661 kbd_interval = 0; 1662 } 1663 } 1664 #endif /* PC98 */ 1665 1666 /* find the vty to update */ 1667 scp = sc->cur_scp; 1668 1669 /* should we stop the screen saver? */ 1670 getmicrouptime(&tv); 1671 if (debugger > 0 || panicstr || shutdown_in_progress) 1672 sc_touch_scrn_saver(); 1673 if (run_scrn_saver) { 1674 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1675 sc->flags |= SC_SCRN_IDLE; 1676 else 1677 sc->flags &= ~SC_SCRN_IDLE; 1678 } else { 1679 sc->scrn_time_stamp = tv.tv_sec; 1680 sc->flags &= ~SC_SCRN_IDLE; 1681 if (scrn_blank_time > 0) 1682 run_scrn_saver = TRUE; 1683 } 1684 #ifdef DEV_SPLASH 1685 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1686 if (sc->flags & SC_SCRN_BLANKED) 1687 stop_scrn_saver(sc, current_saver); 1688 #endif 1689 1690 /* should we just return ? */ 1691 if (sc->blink_in_progress || sc->switch_in_progress 1692 || sc->write_in_progress) { 1693 if (again) 1694 timeout(scrn_timer, sc, hz / 10); 1695 splx(s); 1696 return; 1697 } 1698 1699 /* Update the screen */ 1700 scp = sc->cur_scp; /* cur_scp may have changed... */ 1701 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1702 scrn_update(scp, TRUE); 1703 1704 #ifdef DEV_SPLASH 1705 /* should we activate the screen saver? */ 1706 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1707 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1708 (*current_saver)(sc, TRUE); 1709 #endif 1710 1711 if (again) 1712 timeout(scrn_timer, sc, hz / 25); 1713 splx(s); 1714 } 1715 1716 static int 1717 and_region(int *s1, int *e1, int s2, int e2) 1718 { 1719 if (*e1 < s2 || e2 < *s1) 1720 return FALSE; 1721 *s1 = imax(*s1, s2); 1722 *e1 = imin(*e1, e2); 1723 return TRUE; 1724 } 1725 1726 static void 1727 scrn_update(scr_stat *scp, int show_cursor) 1728 { 1729 int start; 1730 int end; 1731 int s; 1732 int e; 1733 1734 /* assert(scp == scp->sc->cur_scp) */ 1735 1736 ++scp->sc->videoio_in_progress; 1737 1738 #ifndef SC_NO_CUTPASTE 1739 /* remove the previous mouse pointer image if necessary */ 1740 if (scp->status & MOUSE_VISIBLE) { 1741 s = scp->mouse_pos; 1742 e = scp->mouse_pos + scp->xsize + 1; 1743 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1744 || and_region(&s, &e, scp->start, scp->end) 1745 || ((scp->status & CURSOR_ENABLED) && 1746 (scp->cursor_pos != scp->cursor_oldpos) && 1747 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1748 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1749 sc_remove_mouse_image(scp); 1750 if (scp->end >= scp->xsize*scp->ysize) 1751 scp->end = scp->xsize*scp->ysize - 1; 1752 } 1753 } 1754 #endif /* !SC_NO_CUTPASTE */ 1755 1756 #if 1 1757 /* debug: XXX */ 1758 if (scp->end >= scp->xsize*scp->ysize) { 1759 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1760 scp->end = scp->xsize*scp->ysize - 1; 1761 } 1762 if (scp->start < 0) { 1763 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1764 scp->start = 0; 1765 } 1766 #endif 1767 1768 /* update screen image */ 1769 if (scp->start <= scp->end) { 1770 if (scp->mouse_cut_end >= 0) { 1771 /* there is a marked region for cut & paste */ 1772 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1773 start = scp->mouse_cut_start; 1774 end = scp->mouse_cut_end; 1775 } else { 1776 start = scp->mouse_cut_end; 1777 end = scp->mouse_cut_start - 1; 1778 } 1779 s = start; 1780 e = end; 1781 /* does the cut-mark region overlap with the update region? */ 1782 if (and_region(&s, &e, scp->start, scp->end)) { 1783 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1784 s = 0; 1785 e = start - 1; 1786 if (and_region(&s, &e, scp->start, scp->end)) 1787 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1788 s = end + 1; 1789 e = scp->xsize*scp->ysize - 1; 1790 if (and_region(&s, &e, scp->start, scp->end)) 1791 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1792 } else { 1793 (*scp->rndr->draw)(scp, scp->start, 1794 scp->end - scp->start + 1, FALSE); 1795 } 1796 } else { 1797 (*scp->rndr->draw)(scp, scp->start, 1798 scp->end - scp->start + 1, FALSE); 1799 } 1800 } 1801 1802 /* we are not to show the cursor and the mouse pointer... */ 1803 if (!show_cursor) { 1804 scp->end = 0; 1805 scp->start = scp->xsize*scp->ysize - 1; 1806 --scp->sc->videoio_in_progress; 1807 return; 1808 } 1809 1810 /* update cursor image */ 1811 if (scp->status & CURSOR_ENABLED) { 1812 s = scp->start; 1813 e = scp->end; 1814 /* did cursor move since last time ? */ 1815 if (scp->cursor_pos != scp->cursor_oldpos) { 1816 /* do we need to remove old cursor image ? */ 1817 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1818 sc_remove_cursor_image(scp); 1819 sc_draw_cursor_image(scp); 1820 } else { 1821 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1822 /* cursor didn't move, but has been overwritten */ 1823 sc_draw_cursor_image(scp); 1824 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1825 /* if it's a blinking cursor, update it */ 1826 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1827 sc_inside_cutmark(scp, 1828 scp->cursor_pos)); 1829 } 1830 } 1831 1832 #ifndef SC_NO_CUTPASTE 1833 /* update "pseudo" mouse pointer image */ 1834 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1835 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1836 scp->status &= ~MOUSE_MOVED; 1837 sc_draw_mouse_image(scp); 1838 } 1839 } 1840 #endif /* SC_NO_CUTPASTE */ 1841 1842 scp->end = 0; 1843 scp->start = scp->xsize*scp->ysize - 1; 1844 1845 --scp->sc->videoio_in_progress; 1846 } 1847 1848 #ifdef DEV_SPLASH 1849 static int 1850 scsplash_callback(int event, void *arg) 1851 { 1852 sc_softc_t *sc; 1853 int error; 1854 1855 sc = (sc_softc_t *)arg; 1856 1857 switch (event) { 1858 case SPLASH_INIT: 1859 if (add_scrn_saver(scsplash_saver) == 0) { 1860 sc->flags &= ~SC_SAVER_FAILED; 1861 run_scrn_saver = TRUE; 1862 if (cold && !(boothowto & RB_VERBOSE)) { 1863 scsplash_stick(TRUE); 1864 (*current_saver)(sc, TRUE); 1865 } 1866 } 1867 return 0; 1868 1869 case SPLASH_TERM: 1870 if (current_saver == scsplash_saver) { 1871 scsplash_stick(FALSE); 1872 error = remove_scrn_saver(scsplash_saver); 1873 if (error) 1874 return error; 1875 } 1876 return 0; 1877 1878 default: 1879 return EINVAL; 1880 } 1881 } 1882 1883 static void 1884 scsplash_saver(sc_softc_t *sc, int show) 1885 { 1886 static int busy = FALSE; 1887 scr_stat *scp; 1888 1889 if (busy) 1890 return; 1891 busy = TRUE; 1892 1893 scp = sc->cur_scp; 1894 if (show) { 1895 if (!(sc->flags & SC_SAVER_FAILED)) { 1896 if (!(sc->flags & SC_SCRN_BLANKED)) 1897 set_scrn_saver_mode(scp, -1, NULL, 0); 1898 switch (splash(sc->adp, TRUE)) { 1899 case 0: /* succeeded */ 1900 break; 1901 case EAGAIN: /* try later */ 1902 restore_scrn_saver_mode(scp, FALSE); 1903 sc_touch_scrn_saver(); /* XXX */ 1904 break; 1905 default: 1906 sc->flags |= SC_SAVER_FAILED; 1907 scsplash_stick(FALSE); 1908 restore_scrn_saver_mode(scp, TRUE); 1909 printf("scsplash_saver(): failed to put up the image\n"); 1910 break; 1911 } 1912 } 1913 } else if (!sticky_splash) { 1914 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1915 restore_scrn_saver_mode(scp, TRUE); 1916 } 1917 busy = FALSE; 1918 } 1919 1920 static int 1921 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1922 { 1923 #if 0 1924 int error; 1925 1926 if (current_saver != none_saver) { 1927 error = remove_scrn_saver(current_saver); 1928 if (error) 1929 return error; 1930 } 1931 #endif 1932 if (current_saver != none_saver) 1933 return EBUSY; 1934 1935 run_scrn_saver = FALSE; 1936 saver_mode = CONS_LKM_SAVER; 1937 current_saver = this_saver; 1938 return 0; 1939 } 1940 1941 static int 1942 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1943 { 1944 if (current_saver != this_saver) 1945 return EINVAL; 1946 1947 #if 0 1948 /* 1949 * In order to prevent `current_saver' from being called by 1950 * the timeout routine `scrn_timer()' while we manipulate 1951 * the saver list, we shall set `current_saver' to `none_saver' 1952 * before stopping the current saver, rather than blocking by `splXX()'. 1953 */ 1954 current_saver = none_saver; 1955 if (scrn_blanked) 1956 stop_scrn_saver(this_saver); 1957 #endif 1958 1959 /* unblank all blanked screens */ 1960 wait_scrn_saver_stop(NULL); 1961 if (scrn_blanked) 1962 return EBUSY; 1963 1964 current_saver = none_saver; 1965 return 0; 1966 } 1967 1968 static int 1969 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 1970 { 1971 int s; 1972 1973 /* assert(scp == scp->sc->cur_scp) */ 1974 s = spltty(); 1975 if (!ISGRAPHSC(scp)) 1976 sc_remove_cursor_image(scp); 1977 scp->splash_save_mode = scp->mode; 1978 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 1979 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 1980 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 1981 scp->sc->flags |= SC_SCRN_BLANKED; 1982 ++scrn_blanked; 1983 splx(s); 1984 if (mode < 0) 1985 return 0; 1986 scp->mode = mode; 1987 if (set_mode(scp) == 0) { 1988 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 1989 scp->status |= GRAPHICS_MODE; 1990 #ifndef SC_NO_PALETTE_LOADING 1991 if (pal != NULL) 1992 load_palette(scp->sc->adp, pal); 1993 #endif 1994 sc_set_border(scp, border); 1995 return 0; 1996 } else { 1997 s = spltty(); 1998 scp->mode = scp->splash_save_mode; 1999 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2000 scp->status |= scp->splash_save_status; 2001 splx(s); 2002 return 1; 2003 } 2004 } 2005 2006 static int 2007 restore_scrn_saver_mode(scr_stat *scp, int changemode) 2008 { 2009 int mode; 2010 int status; 2011 int s; 2012 2013 /* assert(scp == scp->sc->cur_scp) */ 2014 s = spltty(); 2015 mode = scp->mode; 2016 status = scp->status; 2017 scp->mode = scp->splash_save_mode; 2018 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2019 scp->status |= scp->splash_save_status; 2020 scp->sc->flags &= ~SC_SCRN_BLANKED; 2021 if (!changemode) { 2022 if (!ISGRAPHSC(scp)) 2023 sc_draw_cursor_image(scp); 2024 --scrn_blanked; 2025 splx(s); 2026 return 0; 2027 } 2028 if (set_mode(scp) == 0) { 2029 #ifndef SC_NO_PALETTE_LOADING 2030 load_palette(scp->sc->adp, scp->sc->palette); 2031 #endif 2032 --scrn_blanked; 2033 splx(s); 2034 return 0; 2035 } else { 2036 scp->mode = mode; 2037 scp->status = status; 2038 splx(s); 2039 return 1; 2040 } 2041 } 2042 2043 static void 2044 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2045 { 2046 (*saver)(sc, FALSE); 2047 run_scrn_saver = FALSE; 2048 /* the screen saver may have chosen not to stop after all... */ 2049 if (sc->flags & SC_SCRN_BLANKED) 2050 return; 2051 2052 mark_all(sc->cur_scp); 2053 if (sc->delayed_next_scr) 2054 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2055 if (debugger == 0) 2056 wakeup(&scrn_blanked); 2057 } 2058 2059 static int 2060 wait_scrn_saver_stop(sc_softc_t *sc) 2061 { 2062 int error = 0; 2063 2064 while (scrn_blanked > 0) { 2065 run_scrn_saver = FALSE; 2066 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2067 error = 0; 2068 break; 2069 } 2070 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2071 if ((error != 0) && (error != ERESTART)) 2072 break; 2073 } 2074 run_scrn_saver = FALSE; 2075 return error; 2076 } 2077 #endif /* DEV_SPLASH */ 2078 2079 void 2080 sc_touch_scrn_saver(void) 2081 { 2082 scsplash_stick(FALSE); 2083 run_scrn_saver = FALSE; 2084 } 2085 2086 int 2087 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2088 { 2089 scr_stat *cur_scp; 2090 struct tty *tp; 2091 struct proc *p; 2092 int s; 2093 2094 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2095 2096 if (sc->cur_scp == NULL) 2097 return (0); 2098 2099 /* prevent switch if previously requested */ 2100 if (sc->flags & SC_SCRN_VTYLOCK) { 2101 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2102 sc->cur_scp->bell_duration); 2103 return EPERM; 2104 } 2105 2106 /* delay switch if the screen is blanked or being updated */ 2107 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2108 || sc->blink_in_progress || sc->videoio_in_progress) { 2109 sc->delayed_next_scr = next_scr + 1; 2110 sc_touch_scrn_saver(); 2111 DPRINTF(5, ("switch delayed\n")); 2112 return 0; 2113 } 2114 2115 s = spltty(); 2116 cur_scp = sc->cur_scp; 2117 2118 /* we are in the middle of the vty switching process... */ 2119 if (sc->switch_in_progress 2120 && (cur_scp->smode.mode == VT_PROCESS) 2121 && cur_scp->proc) { 2122 p = pfind(cur_scp->pid); 2123 if (cur_scp->proc != p) { 2124 if (p) 2125 PROC_UNLOCK(p); 2126 /* 2127 * The controlling process has died!!. Do some clean up. 2128 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2129 * are not reset here yet; they will be cleared later. 2130 */ 2131 DPRINTF(5, ("cur_scp controlling process %d died, ", 2132 cur_scp->pid)); 2133 if (cur_scp->status & SWITCH_WAIT_REL) { 2134 /* 2135 * Force the previous switch to finish, but return now 2136 * with error. 2137 */ 2138 DPRINTF(5, ("reset WAIT_REL, ")); 2139 finish_vt_rel(cur_scp, TRUE, &s); 2140 splx(s); 2141 DPRINTF(5, ("finishing previous switch\n")); 2142 return EINVAL; 2143 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2144 /* let's assume screen switch has been completed. */ 2145 DPRINTF(5, ("reset WAIT_ACQ, ")); 2146 finish_vt_acq(cur_scp); 2147 } else { 2148 /* 2149 * We are in between screen release and acquisition, and 2150 * reached here via scgetc() or scrn_timer() which has 2151 * interrupted exchange_scr(). Don't do anything stupid. 2152 */ 2153 DPRINTF(5, ("waiting nothing, ")); 2154 } 2155 } else { 2156 if (p) 2157 PROC_UNLOCK(p); 2158 /* 2159 * The controlling process is alive, but not responding... 2160 * It is either buggy or it may be just taking time. 2161 * The following code is a gross kludge to cope with this 2162 * problem for which there is no clean solution. XXX 2163 */ 2164 if (cur_scp->status & SWITCH_WAIT_REL) { 2165 switch (sc->switch_in_progress++) { 2166 case 1: 2167 break; 2168 case 2: 2169 DPRINTF(5, ("sending relsig again, ")); 2170 signal_vt_rel(cur_scp); 2171 break; 2172 case 3: 2173 break; 2174 case 4: 2175 default: 2176 /* 2177 * Act as if the controlling program returned 2178 * VT_FALSE. 2179 */ 2180 DPRINTF(5, ("force reset WAIT_REL, ")); 2181 finish_vt_rel(cur_scp, FALSE, &s); 2182 splx(s); 2183 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2184 return EINVAL; 2185 } 2186 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2187 switch (sc->switch_in_progress++) { 2188 case 1: 2189 break; 2190 case 2: 2191 DPRINTF(5, ("sending acqsig again, ")); 2192 signal_vt_acq(cur_scp); 2193 break; 2194 case 3: 2195 break; 2196 case 4: 2197 default: 2198 /* clear the flag and finish the previous switch */ 2199 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2200 finish_vt_acq(cur_scp); 2201 break; 2202 } 2203 } 2204 } 2205 } 2206 2207 /* 2208 * Return error if an invalid argument is given, or vty switch 2209 * is still in progress. 2210 */ 2211 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2212 || sc->switch_in_progress) { 2213 splx(s); 2214 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2215 DPRINTF(5, ("error 1\n")); 2216 return EINVAL; 2217 } 2218 2219 /* 2220 * Don't allow switching away from the graphics mode vty 2221 * if the switch mode is VT_AUTO, unless the next vty is the same 2222 * as the current or the current vty has been closed (but showing). 2223 */ 2224 tp = VIRTUAL_TTY(sc, cur_scp->index); 2225 if ((cur_scp->index != next_scr) 2226 && ISTTYOPEN(tp) 2227 && (cur_scp->smode.mode == VT_AUTO) 2228 && ISGRAPHSC(cur_scp)) { 2229 splx(s); 2230 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2231 DPRINTF(5, ("error, graphics mode\n")); 2232 return EINVAL; 2233 } 2234 2235 /* 2236 * Is the wanted vty open? Don't allow switching to a closed vty. 2237 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2238 * Note that we always allow the user to switch to the kernel 2239 * console even if it is closed. 2240 */ 2241 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2242 tp = VIRTUAL_TTY(sc, next_scr); 2243 if (!ISTTYOPEN(tp)) { 2244 splx(s); 2245 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2246 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2247 return EINVAL; 2248 } 2249 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2250 splx(s); 2251 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2252 return EINVAL; 2253 } 2254 } 2255 2256 /* this is the start of vty switching process... */ 2257 ++sc->switch_in_progress; 2258 sc->delayed_next_scr = 0; 2259 sc->old_scp = cur_scp; 2260 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2261 if (sc->new_scp == sc->old_scp) { 2262 sc->switch_in_progress = 0; 2263 /* 2264 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2265 * sched_lock is in an in-between state, e.g., when we stop at 2266 * a breakpoint at fork_exit. It has always been wrong to call 2267 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2268 * is supposed to be locked by splhigh(), but the debugger may 2269 * be invoked at splhigh(). 2270 */ 2271 if (debugger == 0) 2272 wakeup(&sc->new_scp->smode); 2273 splx(s); 2274 DPRINTF(5, ("switch done (new == old)\n")); 2275 return 0; 2276 } 2277 2278 /* has controlling process died? */ 2279 vt_proc_alive(sc->old_scp); 2280 vt_proc_alive(sc->new_scp); 2281 2282 /* wait for the controlling process to release the screen, if necessary */ 2283 if (signal_vt_rel(sc->old_scp)) { 2284 splx(s); 2285 return 0; 2286 } 2287 2288 /* go set up the new vty screen */ 2289 splx(s); 2290 exchange_scr(sc); 2291 s = spltty(); 2292 2293 /* wake up processes waiting for this vty */ 2294 if (debugger == 0) 2295 wakeup(&sc->cur_scp->smode); 2296 2297 /* wait for the controlling process to acknowledge, if necessary */ 2298 if (signal_vt_acq(sc->cur_scp)) { 2299 splx(s); 2300 return 0; 2301 } 2302 2303 sc->switch_in_progress = 0; 2304 if (sc->unit == sc_console_unit) 2305 cnavailable(sc_consptr, TRUE); 2306 splx(s); 2307 DPRINTF(5, ("switch done\n")); 2308 2309 return 0; 2310 } 2311 2312 static int 2313 do_switch_scr(sc_softc_t *sc, int s) 2314 { 2315 vt_proc_alive(sc->new_scp); 2316 2317 splx(s); 2318 exchange_scr(sc); 2319 s = spltty(); 2320 /* sc->cur_scp == sc->new_scp */ 2321 wakeup(&sc->cur_scp->smode); 2322 2323 /* wait for the controlling process to acknowledge, if necessary */ 2324 if (!signal_vt_acq(sc->cur_scp)) { 2325 sc->switch_in_progress = 0; 2326 if (sc->unit == sc_console_unit) 2327 cnavailable(sc_consptr, TRUE); 2328 } 2329 2330 return s; 2331 } 2332 2333 static int 2334 vt_proc_alive(scr_stat *scp) 2335 { 2336 struct proc *p; 2337 2338 if (scp->proc) { 2339 if ((p = pfind(scp->pid)) != NULL) 2340 PROC_UNLOCK(p); 2341 if (scp->proc == p) 2342 return TRUE; 2343 scp->proc = NULL; 2344 scp->smode.mode = VT_AUTO; 2345 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2346 } 2347 return FALSE; 2348 } 2349 2350 static int 2351 signal_vt_rel(scr_stat *scp) 2352 { 2353 if (scp->smode.mode != VT_PROCESS) 2354 return FALSE; 2355 scp->status |= SWITCH_WAIT_REL; 2356 PROC_LOCK(scp->proc); 2357 psignal(scp->proc, scp->smode.relsig); 2358 PROC_UNLOCK(scp->proc); 2359 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2360 return TRUE; 2361 } 2362 2363 static int 2364 signal_vt_acq(scr_stat *scp) 2365 { 2366 if (scp->smode.mode != VT_PROCESS) 2367 return FALSE; 2368 if (scp->sc->unit == sc_console_unit) 2369 cnavailable(sc_consptr, FALSE); 2370 scp->status |= SWITCH_WAIT_ACQ; 2371 PROC_LOCK(scp->proc); 2372 psignal(scp->proc, scp->smode.acqsig); 2373 PROC_UNLOCK(scp->proc); 2374 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2375 return TRUE; 2376 } 2377 2378 static int 2379 finish_vt_rel(scr_stat *scp, int release, int *s) 2380 { 2381 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2382 scp->status &= ~SWITCH_WAIT_REL; 2383 if (release) 2384 *s = do_switch_scr(scp->sc, *s); 2385 else 2386 scp->sc->switch_in_progress = 0; 2387 return 0; 2388 } 2389 return EINVAL; 2390 } 2391 2392 static int 2393 finish_vt_acq(scr_stat *scp) 2394 { 2395 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2396 scp->status &= ~SWITCH_WAIT_ACQ; 2397 scp->sc->switch_in_progress = 0; 2398 return 0; 2399 } 2400 return EINVAL; 2401 } 2402 2403 static void 2404 exchange_scr(sc_softc_t *sc) 2405 { 2406 scr_stat *scp; 2407 2408 /* save the current state of video and keyboard */ 2409 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2410 if (!ISGRAPHSC(sc->old_scp)) 2411 sc_remove_cursor_image(sc->old_scp); 2412 if (sc->old_scp->kbd_mode == K_XLATE) 2413 save_kbd_state(sc->old_scp); 2414 2415 /* set up the video for the new screen */ 2416 scp = sc->cur_scp = sc->new_scp; 2417 #ifdef PC98 2418 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2419 #else 2420 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2421 #endif 2422 set_mode(scp); 2423 #ifndef __sparc64__ 2424 else 2425 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2426 (void *)sc->adp->va_window, FALSE); 2427 #endif 2428 scp->status |= MOUSE_HIDDEN; 2429 sc_move_cursor(scp, scp->xpos, scp->ypos); 2430 if (!ISGRAPHSC(scp)) 2431 sc_set_cursor_image(scp); 2432 #ifndef SC_NO_PALETTE_LOADING 2433 if (ISGRAPHSC(sc->old_scp)) 2434 load_palette(sc->adp, sc->palette); 2435 #endif 2436 sc_set_border(scp, scp->border); 2437 2438 /* set up the keyboard for the new screen */ 2439 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2440 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2441 update_kbd_state(scp, scp->status, LOCK_MASK); 2442 2443 mark_all(scp); 2444 } 2445 2446 void 2447 sc_puts(scr_stat *scp, u_char *buf, int len) 2448 { 2449 #ifdef DEV_SPLASH 2450 /* make screensaver happy */ 2451 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2452 run_scrn_saver = FALSE; 2453 #endif 2454 2455 if (scp->tsw) 2456 (*scp->tsw->te_puts)(scp, buf, len); 2457 2458 if (scp->sc->delayed_next_scr) 2459 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2460 } 2461 2462 void 2463 sc_draw_cursor_image(scr_stat *scp) 2464 { 2465 /* assert(scp == scp->sc->cur_scp); */ 2466 ++scp->sc->videoio_in_progress; 2467 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2468 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2469 sc_inside_cutmark(scp, scp->cursor_pos)); 2470 scp->cursor_oldpos = scp->cursor_pos; 2471 --scp->sc->videoio_in_progress; 2472 } 2473 2474 void 2475 sc_remove_cursor_image(scr_stat *scp) 2476 { 2477 /* assert(scp == scp->sc->cur_scp); */ 2478 ++scp->sc->videoio_in_progress; 2479 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2480 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2481 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2482 --scp->sc->videoio_in_progress; 2483 } 2484 2485 static void 2486 update_cursor_image(scr_stat *scp) 2487 { 2488 /* assert(scp == scp->sc->cur_scp); */ 2489 sc_remove_cursor_image(scp); 2490 sc_set_cursor_image(scp); 2491 sc_draw_cursor_image(scp); 2492 } 2493 2494 void 2495 sc_set_cursor_image(scr_stat *scp) 2496 { 2497 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2498 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2499 /* hidden cursor is internally represented as zero-height underline */ 2500 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2501 scp->curs_attr.base = scp->curs_attr.height = 0; 2502 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2503 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2504 scp->font_size - 1); 2505 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2506 scp->font_size - scp->curs_attr.base); 2507 } else { /* block cursor */ 2508 scp->curs_attr.base = 0; 2509 scp->curs_attr.height = scp->font_size; 2510 } 2511 2512 /* assert(scp == scp->sc->cur_scp); */ 2513 ++scp->sc->videoio_in_progress; 2514 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2515 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2516 --scp->sc->videoio_in_progress; 2517 } 2518 2519 static void 2520 change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2521 { 2522 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2523 sc_remove_cursor_image(scp); 2524 2525 if (base >= 0) 2526 scp->curr_curs_attr.base = base; 2527 if (height >= 0) 2528 scp->curr_curs_attr.height = height; 2529 if (flags & CONS_RESET_CURSOR) 2530 scp->curr_curs_attr = scp->dflt_curs_attr; 2531 else 2532 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2533 2534 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2535 sc_set_cursor_image(scp); 2536 sc_draw_cursor_image(scp); 2537 } 2538 } 2539 2540 void 2541 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2542 { 2543 sc_softc_t *sc; 2544 struct cdev *dev; 2545 int s; 2546 int i; 2547 2548 s = spltty(); 2549 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2550 /* local (per vty) change */ 2551 change_cursor_shape(scp, flags, base, height); 2552 splx(s); 2553 return; 2554 } 2555 2556 /* global change */ 2557 sc = scp->sc; 2558 if (base >= 0) 2559 sc->curs_attr.base = base; 2560 if (height >= 0) 2561 sc->curs_attr.height = height; 2562 if (flags != -1) { 2563 if (flags & CONS_RESET_CURSOR) 2564 sc->curs_attr = sc->dflt_curs_attr; 2565 else 2566 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2567 } 2568 2569 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2570 if ((dev = SC_DEV(sc, i)) == NULL) 2571 continue; 2572 if ((scp = sc_get_stat(dev)) == NULL) 2573 continue; 2574 scp->dflt_curs_attr = sc->curs_attr; 2575 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2576 } 2577 splx(s); 2578 } 2579 2580 static void 2581 scinit(int unit, int flags) 2582 { 2583 2584 /* 2585 * When syscons is being initialized as the kernel console, malloc() 2586 * is not yet functional, because various kernel structures has not been 2587 * fully initialized yet. Therefore, we need to declare the following 2588 * static buffers for the console. This is less than ideal, 2589 * but is necessry evil for the time being. XXX 2590 */ 2591 #ifdef PC98 2592 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2593 #else 2594 static u_short sc_buffer[ROW*COL]; /* XXX */ 2595 #endif 2596 #ifndef SC_NO_FONT_LOADING 2597 static u_char font_8[256*8]; 2598 static u_char font_14[256*14]; 2599 static u_char font_16[256*16]; 2600 #endif 2601 2602 sc_softc_t *sc; 2603 scr_stat *scp; 2604 video_adapter_t *adp; 2605 int col; 2606 int row; 2607 int i; 2608 2609 /* one time initialization */ 2610 if (init_done == COLD) 2611 sc_get_bios_values(&bios_value); 2612 init_done = WARM; 2613 2614 /* 2615 * Allocate resources. Even if we are being called for the second 2616 * time, we must allocate them again, because they might have 2617 * disappeared... 2618 */ 2619 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2620 adp = NULL; 2621 if (sc->adapter >= 0) { 2622 vid_release(sc->adp, (void *)&sc->adapter); 2623 adp = sc->adp; 2624 sc->adp = NULL; 2625 } 2626 if (sc->keyboard >= 0) { 2627 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2628 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2629 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2630 if (sc->kbd != NULL) { 2631 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2632 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2633 } 2634 sc->kbd = NULL; 2635 } 2636 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2637 sc->adp = vid_get_adapter(sc->adapter); 2638 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2639 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2640 sckbdevent, sc); 2641 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2642 sc->kbd = kbd_get_keyboard(sc->keyboard); 2643 if (sc->kbd != NULL) { 2644 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2645 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2646 } 2647 2648 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2649 2650 sc->initial_mode = sc->adp->va_initial_mode; 2651 2652 #ifndef SC_NO_FONT_LOADING 2653 if (flags & SC_KERNEL_CONSOLE) { 2654 sc->font_8 = font_8; 2655 sc->font_14 = font_14; 2656 sc->font_16 = font_16; 2657 } else if (sc->font_8 == NULL) { 2658 /* assert(sc_malloc) */ 2659 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2660 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2661 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2662 } 2663 #endif 2664 2665 /* extract the hardware cursor location and hide the cursor for now */ 2666 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2667 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2668 2669 /* set up the first console */ 2670 sc->first_vty = unit*MAXCONS; 2671 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2672 if (flags & SC_KERNEL_CONSOLE) { 2673 /* 2674 * Set up devs structure but don't use it yet, calling make_dev() 2675 * might panic kernel. Wait for sc_attach_unit() to actually 2676 * create the devices. 2677 */ 2678 sc->dev = main_devs; 2679 scp = &main_console; 2680 init_scp(sc, sc->first_vty, scp); 2681 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2682 (void *)sc_buffer, FALSE); 2683 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2684 sc_init_emulator(scp, "*"); 2685 (*scp->tsw->te_default_attr)(scp, 2686 kernel_default.std_color, 2687 kernel_default.rev_color); 2688 } else { 2689 /* assert(sc_malloc) */ 2690 sc->dev = malloc(sizeof(struct cdev *)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2691 sc->dev[0] = make_dev(&sc_cdevsw, unit * MAXCONS, 2692 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", unit * MAXCONS); 2693 sc_alloc_tty(sc->dev[0]); 2694 scp = alloc_scp(sc, sc->first_vty); 2695 SC_STAT(sc->dev[0]) = scp; 2696 } 2697 sc->cur_scp = scp; 2698 2699 #ifndef __sparc64__ 2700 /* copy screen to temporary buffer */ 2701 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2702 (void *)scp->sc->adp->va_window, FALSE); 2703 if (ISTEXTSC(scp)) 2704 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2705 #endif 2706 2707 /* move cursors to the initial positions */ 2708 if (col >= scp->xsize) 2709 col = 0; 2710 if (row >= scp->ysize) 2711 row = scp->ysize - 1; 2712 scp->xpos = col; 2713 scp->ypos = row; 2714 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2715 2716 if (bios_value.cursor_end < scp->font_size) 2717 sc->dflt_curs_attr.base = scp->font_size - 2718 bios_value.cursor_end - 1; 2719 else 2720 sc->dflt_curs_attr.base = 0; 2721 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2722 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2723 sc->dflt_curs_attr.flags = 0; 2724 sc->curs_attr = sc->dflt_curs_attr; 2725 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2726 2727 #ifndef SC_NO_SYSMOUSE 2728 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2729 #endif 2730 if (!ISGRAPHSC(scp)) { 2731 sc_set_cursor_image(scp); 2732 sc_draw_cursor_image(scp); 2733 } 2734 2735 /* save font and palette */ 2736 #ifndef SC_NO_FONT_LOADING 2737 sc->fonts_loaded = 0; 2738 if (ISFONTAVAIL(sc->adp->va_flags)) { 2739 #ifdef SC_DFLT_FONT 2740 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2741 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2742 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2743 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2744 if (scp->font_size < 14) { 2745 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2746 } else if (scp->font_size >= 16) { 2747 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2748 } else { 2749 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2750 } 2751 #else /* !SC_DFLT_FONT */ 2752 if (scp->font_size < 14) { 2753 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2754 sc->fonts_loaded = FONT_8; 2755 } else if (scp->font_size >= 16) { 2756 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2757 sc->fonts_loaded = FONT_16; 2758 } else { 2759 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2760 sc->fonts_loaded = FONT_14; 2761 } 2762 #endif /* SC_DFLT_FONT */ 2763 /* FONT KLUDGE: always use the font page #0. XXX */ 2764 sc_show_font(scp, 0); 2765 } 2766 #endif /* !SC_NO_FONT_LOADING */ 2767 2768 #ifndef SC_NO_PALETTE_LOADING 2769 save_palette(sc->adp, sc->palette); 2770 #endif 2771 2772 #ifdef DEV_SPLASH 2773 if (!(sc->flags & SC_SPLASH_SCRN)) { 2774 /* we are ready to put up the splash image! */ 2775 splash_init(sc->adp, scsplash_callback, sc); 2776 sc->flags |= SC_SPLASH_SCRN; 2777 } 2778 #endif 2779 } 2780 2781 /* the rest is not necessary, if we have done it once */ 2782 if (sc->flags & SC_INIT_DONE) 2783 return; 2784 2785 /* initialize mapscrn arrays to a one to one map */ 2786 for (i = 0; i < sizeof(sc->scr_map); i++) 2787 sc->scr_map[i] = sc->scr_rmap[i] = i; 2788 #ifdef PC98 2789 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2790 #endif 2791 2792 sc->flags |= SC_INIT_DONE; 2793 } 2794 2795 static void 2796 scterm(int unit, int flags) 2797 { 2798 sc_softc_t *sc; 2799 scr_stat *scp; 2800 2801 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2802 if (sc == NULL) 2803 return; /* shouldn't happen */ 2804 2805 #ifdef DEV_SPLASH 2806 /* this console is no longer available for the splash screen */ 2807 if (sc->flags & SC_SPLASH_SCRN) { 2808 splash_term(sc->adp); 2809 sc->flags &= ~SC_SPLASH_SCRN; 2810 } 2811 #endif 2812 2813 #if 0 /* XXX */ 2814 /* move the hardware cursor to the upper-left corner */ 2815 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2816 #endif 2817 2818 /* release the keyboard and the video card */ 2819 if (sc->keyboard >= 0) 2820 kbd_release(sc->kbd, &sc->keyboard); 2821 if (sc->adapter >= 0) 2822 vid_release(sc->adp, &sc->adapter); 2823 2824 /* stop the terminal emulator, if any */ 2825 scp = sc_get_stat(sc->dev[0]); 2826 if (scp->tsw) 2827 (*scp->tsw->te_term)(scp, &scp->ts); 2828 if (scp->ts != NULL) 2829 free(scp->ts, M_DEVBUF); 2830 2831 /* clear the structure */ 2832 if (!(flags & SC_KERNEL_CONSOLE)) { 2833 /* XXX: We need delete_dev() for this */ 2834 free(sc->dev, M_DEVBUF); 2835 #if 0 2836 /* XXX: We need a ttyunregister for this */ 2837 free(sc->tty, M_DEVBUF); 2838 #endif 2839 #ifndef SC_NO_FONT_LOADING 2840 free(sc->font_8, M_DEVBUF); 2841 free(sc->font_14, M_DEVBUF); 2842 free(sc->font_16, M_DEVBUF); 2843 #endif 2844 /* XXX vtb, history */ 2845 } 2846 bzero(sc, sizeof(*sc)); 2847 sc->keyboard = -1; 2848 sc->adapter = -1; 2849 } 2850 2851 static void 2852 scshutdown(void *arg, int howto) 2853 { 2854 /* assert(sc_console != NULL) */ 2855 2856 sc_touch_scrn_saver(); 2857 if (!cold && sc_console 2858 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2859 && sc_console->smode.mode == VT_AUTO) 2860 sc_switch_scr(sc_console->sc, sc_console->index); 2861 shutdown_in_progress = TRUE; 2862 } 2863 2864 int 2865 sc_clean_up(scr_stat *scp) 2866 { 2867 #ifdef DEV_SPLASH 2868 int error; 2869 #endif 2870 2871 if (scp->sc->flags & SC_SCRN_BLANKED) { 2872 sc_touch_scrn_saver(); 2873 #ifdef DEV_SPLASH 2874 if ((error = wait_scrn_saver_stop(scp->sc))) 2875 return error; 2876 #endif 2877 } 2878 scp->status |= MOUSE_HIDDEN; 2879 sc_remove_mouse_image(scp); 2880 sc_remove_cutmarking(scp); 2881 return 0; 2882 } 2883 2884 void 2885 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2886 { 2887 sc_vtb_t new; 2888 sc_vtb_t old; 2889 2890 old = scp->vtb; 2891 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2892 if (!discard && (old.vtb_flags & VTB_VALID)) { 2893 /* retain the current cursor position and buffer contants */ 2894 scp->cursor_oldpos = scp->cursor_pos; 2895 /* 2896 * This works only if the old buffer has the same size as or larger 2897 * than the new one. XXX 2898 */ 2899 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2900 scp->vtb = new; 2901 } else { 2902 scp->vtb = new; 2903 sc_vtb_destroy(&old); 2904 } 2905 2906 #ifndef SC_NO_SYSMOUSE 2907 /* move the mouse cursor at the center of the screen */ 2908 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2909 #endif 2910 } 2911 2912 static scr_stat 2913 *alloc_scp(sc_softc_t *sc, int vty) 2914 { 2915 scr_stat *scp; 2916 2917 /* assert(sc_malloc) */ 2918 2919 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2920 init_scp(sc, vty, scp); 2921 2922 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2923 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2924 sc_init_emulator(scp, "*"); 2925 2926 #ifndef SC_NO_CUTPASTE 2927 sc_alloc_cut_buffer(scp, TRUE); 2928 #endif 2929 2930 #ifndef SC_NO_HISTORY 2931 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2932 #endif 2933 2934 return scp; 2935 } 2936 2937 static void 2938 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2939 { 2940 video_info_t info; 2941 2942 bzero(scp, sizeof(*scp)); 2943 2944 scp->index = vty; 2945 scp->sc = sc; 2946 scp->status = 0; 2947 scp->mode = sc->initial_mode; 2948 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2949 if (info.vi_flags & V_INFO_GRAPHICS) { 2950 scp->status |= GRAPHICS_MODE; 2951 scp->xpixel = info.vi_width; 2952 scp->ypixel = info.vi_height; 2953 scp->xsize = info.vi_width/info.vi_cwidth; 2954 scp->ysize = info.vi_height/info.vi_cheight; 2955 scp->font_size = 0; 2956 scp->font = NULL; 2957 } else { 2958 scp->xsize = info.vi_width; 2959 scp->ysize = info.vi_height; 2960 scp->xpixel = scp->xsize*info.vi_cwidth; 2961 scp->ypixel = scp->ysize*info.vi_cheight; 2962 scp->font_size = info.vi_cheight; 2963 scp->font_width = info.vi_cwidth; 2964 if (info.vi_cheight < 14) { 2965 #ifndef SC_NO_FONT_LOADING 2966 scp->font = sc->font_8; 2967 #else 2968 scp->font = NULL; 2969 #endif 2970 } else if (info.vi_cheight >= 16) { 2971 #ifndef SC_NO_FONT_LOADING 2972 scp->font = sc->font_16; 2973 #else 2974 scp->font = NULL; 2975 #endif 2976 } else { 2977 #ifndef SC_NO_FONT_LOADING 2978 scp->font = sc->font_14; 2979 #else 2980 scp->font = NULL; 2981 #endif 2982 } 2983 } 2984 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 2985 #ifndef __sparc64__ 2986 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 2987 #endif 2988 scp->xoff = scp->yoff = 0; 2989 scp->xpos = scp->ypos = 0; 2990 scp->start = scp->xsize * scp->ysize - 1; 2991 scp->end = 0; 2992 scp->tsw = NULL; 2993 scp->ts = NULL; 2994 scp->rndr = NULL; 2995 scp->border = BG_BLACK; 2996 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2997 scp->mouse_cut_start = scp->xsize*scp->ysize; 2998 scp->mouse_cut_end = -1; 2999 scp->mouse_signal = 0; 3000 scp->mouse_pid = 0; 3001 scp->mouse_proc = NULL; 3002 scp->kbd_mode = K_XLATE; 3003 scp->bell_pitch = bios_value.bell_pitch; 3004 scp->bell_duration = BELL_DURATION; 3005 scp->status |= (bios_value.shift_state & NLKED); 3006 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3007 scp->pid = 0; 3008 scp->proc = NULL; 3009 scp->smode.mode = VT_AUTO; 3010 scp->history = NULL; 3011 scp->history_pos = 0; 3012 scp->history_size = 0; 3013 } 3014 3015 int 3016 sc_init_emulator(scr_stat *scp, char *name) 3017 { 3018 sc_term_sw_t *sw; 3019 sc_rndr_sw_t *rndr; 3020 void *p; 3021 int error; 3022 3023 if (name == NULL) /* if no name is given, use the current emulator */ 3024 sw = scp->tsw; 3025 else /* ...otherwise find the named emulator */ 3026 sw = sc_term_match(name); 3027 if (sw == NULL) 3028 return EINVAL; 3029 3030 rndr = NULL; 3031 if (strcmp(sw->te_renderer, "*") != 0) { 3032 rndr = sc_render_match(scp, sw->te_renderer, 3033 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3034 } 3035 if (rndr == NULL) { 3036 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3037 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3038 if (rndr == NULL) 3039 return ENODEV; 3040 } 3041 3042 if (sw == scp->tsw) { 3043 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3044 scp->rndr = rndr; 3045 sc_clear_screen(scp); 3046 /* assert(error == 0); */ 3047 return error; 3048 } 3049 3050 if (sc_malloc && (sw->te_size > 0)) 3051 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3052 else 3053 p = NULL; 3054 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3055 if (error) 3056 return error; 3057 3058 if (scp->tsw) 3059 (*scp->tsw->te_term)(scp, &scp->ts); 3060 if (scp->ts != NULL) 3061 free(scp->ts, M_DEVBUF); 3062 scp->tsw = sw; 3063 scp->ts = p; 3064 scp->rndr = rndr; 3065 3066 /* XXX */ 3067 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3068 sc_clear_screen(scp); 3069 3070 return 0; 3071 } 3072 3073 /* 3074 * scgetc(flags) - get character from keyboard. 3075 * If flags & SCGETC_CN, then avoid harmful side effects. 3076 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3077 * return NOKEY if there is nothing there. 3078 */ 3079 static u_int 3080 scgetc(sc_softc_t *sc, u_int flags) 3081 { 3082 scr_stat *scp; 3083 #ifndef SC_NO_HISTORY 3084 struct tty *tp; 3085 #endif 3086 u_int c; 3087 int this_scr; 3088 int f; 3089 int i; 3090 3091 if (sc->kbd == NULL) 3092 return NOKEY; 3093 3094 next_code: 3095 #if 1 3096 /* I don't like this, but... XXX */ 3097 if (flags & SCGETC_CN) 3098 sccnupdate(sc->cur_scp); 3099 #endif 3100 scp = sc->cur_scp; 3101 /* first see if there is something in the keyboard port */ 3102 for (;;) { 3103 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3104 if (c == ERRKEY) { 3105 if (!(flags & SCGETC_CN)) 3106 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3107 } else if (c == NOKEY) 3108 return c; 3109 else 3110 break; 3111 } 3112 3113 /* make screensaver happy */ 3114 if (!(c & RELKEY)) 3115 sc_touch_scrn_saver(); 3116 3117 if (!(flags & SCGETC_CN)) 3118 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3119 3120 if (scp->kbd_mode != K_XLATE) 3121 return KEYCHAR(c); 3122 3123 /* if scroll-lock pressed allow history browsing */ 3124 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3125 3126 scp->status &= ~CURSOR_ENABLED; 3127 sc_remove_cursor_image(scp); 3128 3129 #ifndef SC_NO_HISTORY 3130 if (!(scp->status & BUFFER_SAVED)) { 3131 scp->status |= BUFFER_SAVED; 3132 sc_hist_save(scp); 3133 } 3134 switch (c) { 3135 /* FIXME: key codes */ 3136 case SPCLKEY | FKEY | F(49): /* home key */ 3137 sc_remove_cutmarking(scp); 3138 sc_hist_home(scp); 3139 goto next_code; 3140 3141 case SPCLKEY | FKEY | F(57): /* end key */ 3142 sc_remove_cutmarking(scp); 3143 sc_hist_end(scp); 3144 goto next_code; 3145 3146 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3147 sc_remove_cutmarking(scp); 3148 if (sc_hist_up_line(scp)) 3149 if (!(flags & SCGETC_CN)) 3150 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3151 goto next_code; 3152 3153 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3154 sc_remove_cutmarking(scp); 3155 if (sc_hist_down_line(scp)) 3156 if (!(flags & SCGETC_CN)) 3157 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3158 goto next_code; 3159 3160 case SPCLKEY | FKEY | F(51): /* page up key */ 3161 sc_remove_cutmarking(scp); 3162 for (i=0; i<scp->ysize; i++) 3163 if (sc_hist_up_line(scp)) { 3164 if (!(flags & SCGETC_CN)) 3165 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3166 break; 3167 } 3168 goto next_code; 3169 3170 case SPCLKEY | FKEY | F(59): /* page down key */ 3171 sc_remove_cutmarking(scp); 3172 for (i=0; i<scp->ysize; i++) 3173 if (sc_hist_down_line(scp)) { 3174 if (!(flags & SCGETC_CN)) 3175 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3176 break; 3177 } 3178 goto next_code; 3179 } 3180 #endif /* SC_NO_HISTORY */ 3181 } 3182 3183 /* 3184 * Process and consume special keys here. Return a plain char code 3185 * or a char code with the META flag or a function key code. 3186 */ 3187 if (c & RELKEY) { 3188 /* key released */ 3189 /* goto next_code */ 3190 } else { 3191 /* key pressed */ 3192 if (c & SPCLKEY) { 3193 c &= ~SPCLKEY; 3194 switch (KEYCHAR(c)) { 3195 /* LOCKING KEYS */ 3196 case NLK: case CLK: case ALK: 3197 break; 3198 case SLK: 3199 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3200 if (f & SLKED) { 3201 scp->status |= SLKED; 3202 } else { 3203 if (scp->status & SLKED) { 3204 scp->status &= ~SLKED; 3205 #ifndef SC_NO_HISTORY 3206 if (scp->status & BUFFER_SAVED) { 3207 if (!sc_hist_restore(scp)) 3208 sc_remove_cutmarking(scp); 3209 scp->status &= ~BUFFER_SAVED; 3210 scp->status |= CURSOR_ENABLED; 3211 sc_draw_cursor_image(scp); 3212 } 3213 tp = VIRTUAL_TTY(sc, scp->index); 3214 if (ISTTYOPEN(tp)) 3215 scstart(tp); 3216 #endif 3217 } 3218 } 3219 break; 3220 3221 case PASTE: 3222 #ifndef SC_NO_CUTPASTE 3223 sc_mouse_paste(scp); 3224 #endif 3225 break; 3226 3227 /* NON-LOCKING KEYS */ 3228 case NOP: 3229 case LSH: case RSH: case LCTR: case RCTR: 3230 case LALT: case RALT: case ASH: case META: 3231 break; 3232 3233 case BTAB: 3234 if (!(sc->flags & SC_SCRN_BLANKED)) 3235 return c; 3236 break; 3237 3238 case SPSC: 3239 #ifdef DEV_SPLASH 3240 /* force activatation/deactivation of the screen saver */ 3241 if (!(sc->flags & SC_SCRN_BLANKED)) { 3242 run_scrn_saver = TRUE; 3243 sc->scrn_time_stamp -= scrn_blank_time; 3244 } 3245 if (cold) { 3246 /* 3247 * While devices are being probed, the screen saver need 3248 * to be invoked explictly. XXX 3249 */ 3250 if (sc->flags & SC_SCRN_BLANKED) { 3251 scsplash_stick(FALSE); 3252 stop_scrn_saver(sc, current_saver); 3253 } else { 3254 if (!ISGRAPHSC(scp)) { 3255 scsplash_stick(TRUE); 3256 (*current_saver)(sc, TRUE); 3257 } 3258 } 3259 } 3260 #endif /* DEV_SPLASH */ 3261 break; 3262 3263 case RBT: 3264 #ifndef SC_DISABLE_REBOOT 3265 shutdown_nice(0); 3266 #endif 3267 break; 3268 3269 case HALT: 3270 #ifndef SC_DISABLE_REBOOT 3271 shutdown_nice(RB_HALT); 3272 #endif 3273 break; 3274 3275 case PDWN: 3276 #ifndef SC_DISABLE_REBOOT 3277 shutdown_nice(RB_HALT|RB_POWEROFF); 3278 #endif 3279 break; 3280 3281 case SUSP: 3282 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3283 break; 3284 case STBY: 3285 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3286 break; 3287 3288 case DBG: 3289 #ifndef SC_DISABLE_KDBKEY 3290 kdb_enter("manual escape to debugger"); 3291 #endif 3292 break; 3293 3294 case PNC: 3295 if (enable_panic_key) 3296 panic("Forced by the panic key"); 3297 break; 3298 3299 case NEXT: 3300 this_scr = scp->index; 3301 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3302 sc->first_vty + i != this_scr; 3303 i = (i + 1)%sc->vtys) { 3304 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3305 if (ISTTYOPEN(tp)) { 3306 sc_switch_scr(scp->sc, sc->first_vty + i); 3307 break; 3308 } 3309 } 3310 break; 3311 3312 case PREV: 3313 this_scr = scp->index; 3314 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3315 sc->first_vty + i != this_scr; 3316 i = (i + sc->vtys - 1)%sc->vtys) { 3317 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3318 if (ISTTYOPEN(tp)) { 3319 sc_switch_scr(scp->sc, sc->first_vty + i); 3320 break; 3321 } 3322 } 3323 break; 3324 3325 default: 3326 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3327 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3328 break; 3329 } 3330 /* assert(c & FKEY) */ 3331 if (!(sc->flags & SC_SCRN_BLANKED)) 3332 return c; 3333 break; 3334 } 3335 /* goto next_code */ 3336 } else { 3337 /* regular keys (maybe MKEY is set) */ 3338 if (!(sc->flags & SC_SCRN_BLANKED)) 3339 return c; 3340 } 3341 } 3342 3343 goto next_code; 3344 } 3345 3346 static int 3347 scmmap(struct cdev *dev, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3348 { 3349 scr_stat *scp; 3350 3351 scp = sc_get_stat(dev); 3352 if (scp != scp->sc->cur_scp) 3353 return -1; 3354 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, paddr, nprot); 3355 } 3356 3357 static int 3358 save_kbd_state(scr_stat *scp) 3359 { 3360 int state; 3361 int error; 3362 3363 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3364 if (error == ENOIOCTL) 3365 error = ENODEV; 3366 if (error == 0) { 3367 scp->status &= ~LOCK_MASK; 3368 scp->status |= state; 3369 } 3370 return error; 3371 } 3372 3373 static int 3374 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3375 { 3376 int state; 3377 int error; 3378 3379 if (mask != LOCK_MASK) { 3380 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3381 if (error == ENOIOCTL) 3382 error = ENODEV; 3383 if (error) 3384 return error; 3385 state &= ~mask; 3386 state |= new_bits & mask; 3387 } else { 3388 state = new_bits & LOCK_MASK; 3389 } 3390 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3391 if (error == ENOIOCTL) 3392 error = ENODEV; 3393 return error; 3394 } 3395 3396 static int 3397 update_kbd_leds(scr_stat *scp, int which) 3398 { 3399 int error; 3400 3401 which &= LOCK_MASK; 3402 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3403 if (error == ENOIOCTL) 3404 error = ENODEV; 3405 return error; 3406 } 3407 3408 int 3409 set_mode(scr_stat *scp) 3410 { 3411 video_info_t info; 3412 3413 /* reject unsupported mode */ 3414 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3415 return 1; 3416 3417 /* if this vty is not currently showing, do nothing */ 3418 if (scp != scp->sc->cur_scp) 3419 return 0; 3420 3421 /* setup video hardware for the given mode */ 3422 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3423 #ifndef __sparc64__ 3424 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3425 (void *)scp->sc->adp->va_window, FALSE); 3426 #endif 3427 3428 #ifndef SC_NO_FONT_LOADING 3429 /* load appropriate font */ 3430 if (!(scp->status & GRAPHICS_MODE)) { 3431 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3432 if (scp->font_size < 14) { 3433 if (scp->sc->fonts_loaded & FONT_8) 3434 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3435 } else if (scp->font_size >= 16) { 3436 if (scp->sc->fonts_loaded & FONT_16) 3437 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3438 } else { 3439 if (scp->sc->fonts_loaded & FONT_14) 3440 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3441 } 3442 /* 3443 * FONT KLUDGE: 3444 * This is an interim kludge to display correct font. 3445 * Always use the font page #0 on the video plane 2. 3446 * Somehow we cannot show the font in other font pages on 3447 * some video cards... XXX 3448 */ 3449 sc_show_font(scp, 0); 3450 } 3451 mark_all(scp); 3452 } 3453 #endif /* !SC_NO_FONT_LOADING */ 3454 3455 sc_set_border(scp, scp->border); 3456 sc_set_cursor_image(scp); 3457 3458 return 0; 3459 } 3460 3461 void 3462 sc_set_border(scr_stat *scp, int color) 3463 { 3464 ++scp->sc->videoio_in_progress; 3465 (*scp->rndr->draw_border)(scp, color); 3466 --scp->sc->videoio_in_progress; 3467 } 3468 3469 #ifndef SC_NO_FONT_LOADING 3470 void 3471 sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3472 int base, int count) 3473 { 3474 sc_softc_t *sc; 3475 3476 sc = scp->sc; 3477 sc->font_loading_in_progress = TRUE; 3478 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3479 sc->font_loading_in_progress = FALSE; 3480 } 3481 3482 void 3483 sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3484 int base, int count) 3485 { 3486 sc_softc_t *sc; 3487 3488 sc = scp->sc; 3489 sc->font_loading_in_progress = TRUE; 3490 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3491 sc->font_loading_in_progress = FALSE; 3492 } 3493 3494 void 3495 sc_show_font(scr_stat *scp, int page) 3496 { 3497 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3498 } 3499 #endif /* !SC_NO_FONT_LOADING */ 3500 3501 void 3502 sc_paste(scr_stat *scp, u_char *p, int count) 3503 { 3504 struct tty *tp; 3505 u_char *rmap; 3506 3507 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3508 if (!ISTTYOPEN(tp)) 3509 return; 3510 rmap = scp->sc->scr_rmap; 3511 for (; count > 0; --count) 3512 ttyld_rint(tp, rmap[*p++]); 3513 } 3514 3515 void 3516 sc_bell(scr_stat *scp, int pitch, int duration) 3517 { 3518 if (cold || shutdown_in_progress || !enable_bell) 3519 return; 3520 3521 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3522 return; 3523 3524 if (scp->sc->flags & SC_VISUAL_BELL) { 3525 if (scp->sc->blink_in_progress) 3526 return; 3527 scp->sc->blink_in_progress = 3; 3528 if (scp != scp->sc->cur_scp) 3529 scp->sc->blink_in_progress += 2; 3530 blink_screen(scp->sc->cur_scp); 3531 } else if (duration != 0 && pitch != 0) { 3532 if (scp != scp->sc->cur_scp) 3533 pitch *= 2; 3534 sysbeep(pitch, duration); 3535 } 3536 } 3537 3538 static void 3539 blink_screen(void *arg) 3540 { 3541 scr_stat *scp = arg; 3542 struct tty *tp; 3543 3544 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3545 scp->sc->blink_in_progress = 0; 3546 mark_all(scp); 3547 tp = VIRTUAL_TTY(scp->sc, scp->index); 3548 if (ISTTYOPEN(tp)) 3549 scstart(tp); 3550 if (scp->sc->delayed_next_scr) 3551 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3552 } 3553 else { 3554 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3555 scp->sc->blink_in_progress & 1); 3556 scp->sc->blink_in_progress--; 3557 timeout(blink_screen, scp, hz / 10); 3558 } 3559 } 3560 3561 /* 3562 * Until sc_attach_unit() gets called no dev structures will be available 3563 * to store the per-screen current status. This is the case when the 3564 * kernel is initially booting and needs access to its console. During 3565 * this early phase of booting the console's current status is kept in 3566 * one statically defined scr_stat structure, and any pointers to the 3567 * dev structures will be NULL. 3568 */ 3569 3570 static scr_stat * 3571 sc_get_stat(struct cdev *devptr) 3572 { 3573 if (devptr == NULL) 3574 return (&main_console); 3575 return (SC_STAT(devptr)); 3576 } 3577