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