1 /*- 2 * Copyright (c) 1992-1998 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __FBSDID("$FreeBSD$"); 31 32 #include "opt_syscons.h" 33 #include "opt_splash.h" 34 #include "opt_ddb.h" 35 36 #include <sys/param.h> 37 #include <sys/systm.h> 38 #include <sys/conf.h> 39 #include <sys/cons.h> 40 #include <sys/consio.h> 41 #include <sys/kdb.h> 42 #include <sys/eventhandler.h> 43 #include <sys/fbio.h> 44 #include <sys/kbio.h> 45 #include <sys/kernel.h> 46 #include <sys/lock.h> 47 #include <sys/malloc.h> 48 #include <sys/mutex.h> 49 #include <sys/proc.h> 50 #include <sys/random.h> 51 #include <sys/reboot.h> 52 #include <sys/signalvar.h> 53 #include <sys/sysctl.h> 54 #include <sys/tty.h> 55 #include <sys/power.h> 56 57 #include <machine/clock.h> 58 #if __sparc64__ || __powerpc__ 59 #include <machine/sc_machdep.h> 60 #else 61 #include <machine/pc/display.h> 62 #endif 63 #if defined( __i386__) || defined(__amd64__) 64 #include <machine/psl.h> 65 #include <machine/frame.h> 66 #endif 67 68 #include <dev/kbd/kbdreg.h> 69 #include <dev/fb/fbreg.h> 70 #include <dev/fb/splashreg.h> 71 #include <dev/syscons/syscons.h> 72 73 #define COLD 0 74 #define WARM 1 75 76 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 77 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 78 79 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 80 81 typedef struct default_attr { 82 int std_color; /* normal hardware color */ 83 int rev_color; /* reverse hardware color */ 84 } default_attr; 85 86 static default_attr user_default = { 87 SC_NORM_ATTR, 88 SC_NORM_REV_ATTR, 89 }; 90 91 static default_attr kernel_default = { 92 SC_KERNEL_CONS_ATTR, 93 SC_KERNEL_CONS_REV_ATTR, 94 }; 95 96 static int sc_console_unit = -1; 97 static int sc_saver_keyb_only = 1; 98 static scr_stat *sc_console; 99 static struct tty *sc_console_tty; 100 static struct consdev *sc_consptr; 101 static void *kernel_console_ts; 102 static scr_stat main_console; 103 static struct cdev *main_devs[MAXCONS]; 104 105 static char init_done = COLD; 106 static char shutdown_in_progress = FALSE; 107 static char sc_malloc = FALSE; 108 109 static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 110 static int run_scrn_saver = FALSE; /* should run the saver? */ 111 static int enable_bell = TRUE; /* enable beeper */ 112 static long scrn_blank_time = 0; /* screen saver timeout value */ 113 #ifdef DEV_SPLASH 114 static int scrn_blanked; /* # of blanked screen */ 115 static int sticky_splash = FALSE; 116 117 static void none_saver(sc_softc_t *sc, int blank) { } 118 static void (*current_saver)(sc_softc_t *, int) = none_saver; 119 #endif 120 121 SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 122 SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 123 SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 124 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 125 SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 126 0, "enable bell"); 127 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 128 #include "font.h" 129 #endif 130 131 d_ioctl_t *sc_user_ioctl; 132 133 static bios_values_t bios_value; 134 135 static int enable_panic_key; 136 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 137 0, "Enable panic via keypress specified in kbdmap(5)"); 138 139 #define SC_CONSOLECTL 255 140 141 #define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 142 SC_DEV((sc), (x))->si_tty : NULL) 143 #define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) 144 145 static int debugger; 146 147 /* prototypes */ 148 static int scvidprobe(int unit, int flags, int cons); 149 static int sckbdprobe(int unit, int flags, int cons); 150 static void scmeminit(void *arg); 151 static int scdevtounit(struct cdev *dev); 152 static kbd_callback_func_t sckbdevent; 153 static int scparam(struct tty *tp, struct termios *t); 154 static void scstart(struct tty *tp); 155 static void scinit(int unit, int flags); 156 static scr_stat *sc_get_stat(struct cdev *devptr); 157 static void scterm(int unit, int flags); 158 static void scshutdown(void *arg, int howto); 159 static u_int scgetc(sc_softc_t *sc, u_int flags); 160 #define SCGETC_CN 1 161 #define SCGETC_NONBLOCK 2 162 static int sccngetch(int flags); 163 static void sccnupdate(scr_stat *scp); 164 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 165 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 166 static timeout_t scrn_timer; 167 static int and_region(int *s1, int *e1, int s2, int e2); 168 static void scrn_update(scr_stat *scp, int show_cursor); 169 170 #ifdef DEV_SPLASH 171 static int scsplash_callback(int event, void *arg); 172 static void scsplash_saver(sc_softc_t *sc, int show); 173 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 174 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 175 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 176 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 177 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 178 static int wait_scrn_saver_stop(sc_softc_t *sc); 179 #define scsplash_stick(stick) (sticky_splash = (stick)) 180 #else /* !DEV_SPLASH */ 181 #define scsplash_stick(stick) 182 #endif /* DEV_SPLASH */ 183 184 static int do_switch_scr(sc_softc_t *sc, int s); 185 static int vt_proc_alive(scr_stat *scp); 186 static int signal_vt_rel(scr_stat *scp); 187 static int signal_vt_acq(scr_stat *scp); 188 static int finish_vt_rel(scr_stat *scp, int release, int *s); 189 static int finish_vt_acq(scr_stat *scp); 190 static void exchange_scr(sc_softc_t *sc); 191 static void update_cursor_image(scr_stat *scp); 192 static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 193 static int save_kbd_state(scr_stat *scp); 194 static int update_kbd_state(scr_stat *scp, int state, int mask); 195 static int update_kbd_leds(scr_stat *scp, int which); 196 static timeout_t blink_screen; 197 198 static cn_probe_t sccnprobe; 199 static cn_init_t sccninit; 200 static cn_getc_t sccngetc; 201 static cn_checkc_t sccncheckc; 202 static cn_putc_t sccnputc; 203 static cn_dbctl_t sccndbctl; 204 static cn_term_t sccnterm; 205 206 CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 207 sccndbctl); 208 209 static d_open_t scopen; 210 static d_close_t scclose; 211 static d_read_t scread; 212 static d_ioctl_t scioctl; 213 static d_mmap_t scmmap; 214 215 static struct cdevsw sc_cdevsw = { 216 .d_version = D_VERSION, 217 .d_open = scopen, 218 .d_close = scclose, 219 .d_read = scread, 220 .d_ioctl = scioctl, 221 .d_mmap = scmmap, 222 .d_name = "sc", 223 .d_flags = D_TTY | D_NEEDGIANT, 224 }; 225 226 int 227 sc_probe_unit(int unit, int flags) 228 { 229 if (!scvidprobe(unit, flags, FALSE)) { 230 if (bootverbose) 231 printf("sc%d: no video adapter found.\n", unit); 232 return ENXIO; 233 } 234 235 /* syscons will be attached even when there is no keyboard */ 236 sckbdprobe(unit, flags, FALSE); 237 238 return 0; 239 } 240 241 /* probe video adapters, return TRUE if found */ 242 static int 243 scvidprobe(int unit, int flags, int cons) 244 { 245 /* 246 * Access the video adapter driver through the back door! 247 * Video adapter drivers need to be configured before syscons. 248 * However, when syscons is being probed as the low-level console, 249 * they have not been initialized yet. We force them to initialize 250 * themselves here. XXX 251 */ 252 vid_configure(cons ? VIO_PROBE_ONLY : 0); 253 254 return (vid_find_adapter("*", unit) >= 0); 255 } 256 257 /* probe the keyboard, return TRUE if found */ 258 static int 259 sckbdprobe(int unit, int flags, int cons) 260 { 261 /* access the keyboard driver through the backdoor! */ 262 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 263 264 return (kbd_find_keyboard("*", unit) >= 0); 265 } 266 267 static char 268 *adapter_name(video_adapter_t *adp) 269 { 270 static struct { 271 int type; 272 char *name[2]; 273 } names[] = { 274 { KD_MONO, { "MDA", "MDA" } }, 275 { KD_HERCULES, { "Hercules", "Hercules" } }, 276 { KD_CGA, { "CGA", "CGA" } }, 277 { KD_EGA, { "EGA", "EGA (mono)" } }, 278 { KD_VGA, { "VGA", "VGA (mono)" } }, 279 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 280 { KD_TGA, { "TGA", "TGA" } }, 281 { -1, { "Unknown", "Unknown" } }, 282 }; 283 int i; 284 285 for (i = 0; names[i].type != -1; ++i) 286 if (names[i].type == adp->va_type) 287 break; 288 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 289 } 290 291 int 292 sc_attach_unit(int unit, int flags) 293 { 294 sc_softc_t *sc; 295 scr_stat *scp; 296 #ifdef SC_PIXEL_MODE 297 video_info_t info; 298 #endif 299 int vc; 300 struct cdev *dev; 301 302 flags &= ~SC_KERNEL_CONSOLE; 303 304 if (sc_console_unit == unit) { 305 /* 306 * If this unit is being used as the system console, we need to 307 * adjust some variables and buffers before and after scinit(). 308 */ 309 /* assert(sc_console != NULL) */ 310 flags |= SC_KERNEL_CONSOLE; 311 scmeminit(NULL); 312 313 scinit(unit, flags); 314 315 if (sc_console->tsw->te_size > 0) { 316 /* assert(sc_console->ts != NULL); */ 317 kernel_console_ts = sc_console->ts; 318 sc_console->ts = malloc(sc_console->tsw->te_size, 319 M_DEVBUF, M_WAITOK); 320 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 321 (*sc_console->tsw->te_default_attr)(sc_console, 322 user_default.std_color, 323 user_default.rev_color); 324 } 325 } else { 326 scinit(unit, flags); 327 } 328 329 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 330 sc->config = flags; 331 scp = sc_get_stat(sc->dev[0]); 332 if (sc_console == NULL) /* sc_console_unit < 0 */ 333 sc_console = scp; 334 335 #ifdef SC_PIXEL_MODE 336 if ((sc->config & SC_VESA800X600) 337 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 338 #ifdef DEV_SPLASH 339 if (sc->flags & SC_SPLASH_SCRN) 340 splash_term(sc->adp); 341 #endif 342 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 343 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 344 sc->initial_mode = M_VESA_800x600; 345 #ifdef DEV_SPLASH 346 /* put up the splash again! */ 347 if (sc->flags & SC_SPLASH_SCRN) 348 splash_init(sc->adp, scsplash_callback, sc); 349 #endif 350 } 351 #endif /* SC_PIXEL_MODE */ 352 353 /* initialize cursor */ 354 if (!ISGRAPHSC(scp)) 355 update_cursor_image(scp); 356 357 /* get screen update going */ 358 scrn_timer(sc); 359 360 /* set up the keyboard */ 361 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 362 update_kbd_state(scp, scp->status, LOCK_MASK); 363 364 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 365 unit, adapter_name(sc->adp), sc->vtys, sc->config); 366 if (bootverbose) { 367 printf("sc%d:", unit); 368 if (sc->adapter >= 0) 369 printf(" fb%d", sc->adapter); 370 if (sc->keyboard >= 0) 371 printf(", kbd%d", sc->keyboard); 372 if (scp->tsw) 373 printf(", terminal emulator: %s (%s)", 374 scp->tsw->te_name, scp->tsw->te_desc); 375 printf("\n"); 376 } 377 378 /* register a shutdown callback for the kernel console */ 379 if (sc_console_unit == unit) 380 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 381 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 382 383 for (vc = 0; vc < sc->vtys; vc++) { 384 if (sc->dev[vc] == NULL) { 385 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 386 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 387 sc->dev[vc] = dev; 388 sc->dev[vc]->si_tty = ttymalloc(sc->dev[vc]->si_tty); 389 if (vc == 0 && sc->dev == main_devs) 390 SC_STAT(sc->dev[0]) = &main_console; 391 } 392 /* 393 * The first vty already has struct tty and scr_stat initialized 394 * in scinit(). The other vtys will have these structs when 395 * first opened. 396 */ 397 } 398 399 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 400 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 401 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 402 SC_STAT(dev) = sc_console; 403 404 return 0; 405 } 406 407 static void 408 scmeminit(void *arg) 409 { 410 if (sc_malloc) 411 return; 412 sc_malloc = TRUE; 413 414 /* 415 * As soon as malloc() becomes functional, we had better allocate 416 * various buffers for the kernel console. 417 */ 418 419 if (sc_console_unit < 0) /* sc_console == NULL */ 420 return; 421 422 /* copy the temporary buffer to the final buffer */ 423 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 424 425 #ifndef SC_NO_CUTPASTE 426 sc_alloc_cut_buffer(sc_console, FALSE); 427 #endif 428 429 #ifndef SC_NO_HISTORY 430 /* initialize history buffer & pointers */ 431 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 432 #endif 433 } 434 435 /* XXX */ 436 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 437 438 static int 439 scdevtounit(struct cdev *dev) 440 { 441 int vty = SC_VTY(dev); 442 443 if (vty == SC_CONSOLECTL) 444 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 445 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 446 return -1; 447 else 448 return vty/MAXCONS; 449 } 450 451 static int 452 scopen(struct cdev *dev, int flag, int mode, struct thread *td) 453 { 454 int unit = scdevtounit(dev); 455 sc_softc_t *sc; 456 struct tty *tp; 457 scr_stat *scp; 458 #ifndef __sparc64__ 459 keyarg_t key; 460 #endif 461 int error; 462 463 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 464 major(dev), minor(dev), unit, SC_VTY(dev))); 465 466 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 467 if (sc == NULL) 468 return ENXIO; 469 470 tp = dev->si_tty = ttymalloc(dev->si_tty); 471 tp->t_oproc = scstart; 472 tp->t_param = scparam; 473 tp->t_stop = nottystop; 474 tp->t_dev = dev; 475 if (!ISTTYOPEN(tp)) { 476 ttychars(tp); 477 /* Use the current setting of the <-- key as default VERASE. */ 478 /* If the Delete key is preferable, an stty is necessary */ 479 #ifndef __sparc64__ 480 if (sc->kbd != NULL) { 481 key.keynum = KEYCODE_BS; 482 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 483 tp->t_cc[VERASE] = key.key.map[0]; 484 } 485 #endif 486 tp->t_iflag = TTYDEF_IFLAG; 487 tp->t_oflag = TTYDEF_OFLAG; 488 tp->t_cflag = TTYDEF_CFLAG; 489 tp->t_lflag = TTYDEF_LFLAG; 490 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 491 scparam(tp, &tp->t_termios); 492 ttyld_modem(tp, 1); 493 } 494 else 495 if (tp->t_state & TS_XCLUDE && suser(td)) 496 return(EBUSY); 497 498 error = ttyld_open(tp, dev); 499 500 scp = sc_get_stat(dev); 501 if (scp == NULL) { 502 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 503 if (ISGRAPHSC(scp)) 504 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 505 } 506 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 507 tp->t_winsize.ws_col = scp->xsize; 508 tp->t_winsize.ws_row = scp->ysize; 509 } 510 511 return error; 512 } 513 514 static int 515 scclose(struct cdev *dev, int flag, int mode, struct thread *td) 516 { 517 struct tty *tp = dev->si_tty; 518 scr_stat *scp; 519 int s; 520 521 if (SC_VTY(dev) != SC_CONSOLECTL) { 522 scp = sc_get_stat(tp->t_dev); 523 /* were we in the middle of the VT switching process? */ 524 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 525 s = spltty(); 526 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 527 cnavailable(sc_consptr, TRUE); 528 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 529 DPRINTF(5, ("reset WAIT_REL, ")); 530 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 531 DPRINTF(5, ("reset WAIT_ACQ, ")); 532 #if not_yet_done 533 if (scp == &main_console) { 534 scp->pid = 0; 535 scp->proc = NULL; 536 scp->smode.mode = VT_AUTO; 537 } 538 else { 539 sc_vtb_destroy(&scp->vtb); 540 #ifndef __sparc64__ 541 sc_vtb_destroy(&scp->scr); 542 #endif 543 sc_free_history_buffer(scp, scp->ysize); 544 SC_STAT(dev) = NULL; 545 free(scp, M_DEVBUF); 546 } 547 #else 548 scp->pid = 0; 549 scp->proc = NULL; 550 scp->smode.mode = VT_AUTO; 551 #endif 552 scp->kbd_mode = K_XLATE; 553 if (scp == scp->sc->cur_scp) 554 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 555 DPRINTF(5, ("done.\n")); 556 } 557 spltty(); 558 ttyld_close(tp, flag); 559 tty_close(tp); 560 spl0(); 561 return(0); 562 } 563 564 static int 565 scread(struct cdev *dev, struct uio *uio, int flag) 566 { 567 if (!sc_saver_keyb_only) 568 sc_touch_scrn_saver(); 569 return ttyread(dev, uio, flag); 570 } 571 572 static int 573 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 574 { 575 sc_softc_t *sc; 576 struct tty *cur_tty; 577 int c; 578 size_t len; 579 u_char *cp; 580 581 sc = (sc_softc_t *)arg; 582 /* assert(thiskbd == sc->kbd) */ 583 584 switch (event) { 585 case KBDIO_KEYINPUT: 586 break; 587 case KBDIO_UNLOADING: 588 sc->kbd = NULL; 589 sc->keyboard = -1; 590 kbd_release(thiskbd, (void *)&sc->keyboard); 591 return 0; 592 default: 593 return EINVAL; 594 } 595 596 /* 597 * Loop while there is still input to get from the keyboard. 598 * I don't think this is nessesary, and it doesn't fix 599 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 600 */ 601 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 602 603 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 604 if (!ISTTYOPEN(cur_tty)) { 605 cur_tty = sc_console_tty; 606 if (!ISTTYOPEN(cur_tty)) 607 continue; 608 } 609 610 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 611 continue; 612 613 switch (KEYFLAGS(c)) { 614 case 0x0000: /* normal key */ 615 ttyld_rint(cur_tty, KEYCHAR(c)); 616 break; 617 case FKEY: /* function key, return string */ 618 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 619 if (cp != NULL) { 620 while (len-- > 0) 621 ttyld_rint(cur_tty, *cp++); 622 } 623 break; 624 case MKEY: /* meta is active, prepend ESC */ 625 ttyld_rint(cur_tty, 0x1b); 626 ttyld_rint(cur_tty, KEYCHAR(c)); 627 break; 628 case BKEY: /* backtab fixed sequence (esc [ Z) */ 629 ttyld_rint(cur_tty, 0x1b); 630 ttyld_rint(cur_tty, '['); 631 ttyld_rint(cur_tty, 'Z'); 632 break; 633 } 634 } 635 636 sc->cur_scp->status |= MOUSE_HIDDEN; 637 638 return 0; 639 } 640 641 static int 642 scparam(struct tty *tp, struct termios *t) 643 { 644 tp->t_ispeed = t->c_ispeed; 645 tp->t_ospeed = t->c_ospeed; 646 tp->t_cflag = t->c_cflag; 647 return 0; 648 } 649 650 static int 651 scioctl(struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *td) 652 { 653 int error; 654 int i; 655 struct tty *tp; 656 sc_softc_t *sc; 657 scr_stat *scp; 658 int s; 659 660 tp = dev->si_tty; 661 662 /* If there is a user_ioctl function call that first */ 663 if (sc_user_ioctl) { 664 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 665 if (error != ENOIOCTL) 666 return error; 667 } 668 669 error = sc_vid_ioctl(tp, cmd, data, flag, td); 670 if (error != ENOIOCTL) 671 return error; 672 673 #ifndef SC_NO_HISTORY 674 error = sc_hist_ioctl(tp, cmd, data, flag, td); 675 if (error != ENOIOCTL) 676 return error; 677 #endif 678 679 #ifndef SC_NO_SYSMOUSE 680 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 681 if (error != ENOIOCTL) 682 return error; 683 #endif 684 685 scp = sc_get_stat(tp->t_dev); 686 /* assert(scp != NULL) */ 687 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 688 sc = scp->sc; 689 690 if (scp->tsw) { 691 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 692 if (error != ENOIOCTL) 693 return error; 694 } 695 696 switch (cmd) { /* process console hardware related ioctl's */ 697 698 case GIO_ATTR: /* get current attributes */ 699 /* this ioctl is not processed here, but in the terminal emulator */ 700 return ENOTTY; 701 702 case GIO_COLOR: /* is this a color console ? */ 703 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 704 return 0; 705 706 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 707 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 708 return EINVAL; 709 s = spltty(); 710 scrn_blank_time = *(int *)data; 711 run_scrn_saver = (scrn_blank_time != 0); 712 splx(s); 713 return 0; 714 715 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 716 s = spltty(); 717 *(int *)data &= CONS_CURSOR_ATTRS; 718 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 719 splx(s); 720 return 0; 721 722 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 723 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 724 ((int *)data)[0] = scp->curr_curs_attr.flags; 725 ((int *)data)[1] = scp->curr_curs_attr.base; 726 ((int *)data)[2] = scp->curr_curs_attr.height; 727 } else { 728 ((int *)data)[0] = sc->curs_attr.flags; 729 ((int *)data)[1] = sc->curs_attr.base; 730 ((int *)data)[2] = sc->curs_attr.height; 731 } 732 return 0; 733 734 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 735 s = spltty(); 736 sc_change_cursor_shape(scp, ((int *)data)[0], 737 ((int *)data)[1], ((int *)data)[2]); 738 splx(s); 739 return 0; 740 741 case CONS_BELLTYPE: /* set bell type sound/visual */ 742 if ((*(int *)data) & 0x01) 743 sc->flags |= SC_VISUAL_BELL; 744 else 745 sc->flags &= ~SC_VISUAL_BELL; 746 if ((*(int *)data) & 0x02) 747 sc->flags |= SC_QUIET_BELL; 748 else 749 sc->flags &= ~SC_QUIET_BELL; 750 return 0; 751 752 case CONS_GETINFO: /* get current (virtual) console info */ 753 { 754 vid_info_t *ptr = (vid_info_t*)data; 755 if (ptr->size == sizeof(struct vid_info)) { 756 ptr->m_num = sc->cur_scp->index; 757 ptr->font_size = scp->font_size; 758 ptr->mv_col = scp->xpos; 759 ptr->mv_row = scp->ypos; 760 ptr->mv_csz = scp->xsize; 761 ptr->mv_rsz = scp->ysize; 762 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 763 /* 764 * The following fields are filled by the terminal emulator. XXX 765 * 766 * ptr->mv_norm.fore 767 * ptr->mv_norm.back 768 * ptr->mv_rev.fore 769 * ptr->mv_rev.back 770 */ 771 ptr->mv_grfc.fore = 0; /* not supported */ 772 ptr->mv_grfc.back = 0; /* not supported */ 773 ptr->mv_ovscan = scp->border; 774 if (scp == sc->cur_scp) 775 save_kbd_state(scp); 776 ptr->mk_keylock = scp->status & LOCK_MASK; 777 return 0; 778 } 779 return EINVAL; 780 } 781 782 case CONS_GETVERS: /* get version number */ 783 *(int*)data = 0x200; /* version 2.0 */ 784 return 0; 785 786 case CONS_IDLE: /* see if the screen has been idle */ 787 /* 788 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 789 * the user process may have been writing something on the 790 * screen and syscons is not aware of it. Declare the screen 791 * is NOT idle if it is in one of these modes. But there is 792 * an exception to it; if a screen saver is running in the 793 * graphics mode in the current screen, we should say that the 794 * screen has been idle. 795 */ 796 *(int *)data = (sc->flags & SC_SCRN_IDLE) 797 && (!ISGRAPHSC(sc->cur_scp) 798 || (sc->cur_scp->status & SAVER_RUNNING)); 799 return 0; 800 801 case CONS_SAVERMODE: /* set saver mode */ 802 switch(*(int *)data) { 803 case CONS_NO_SAVER: 804 case CONS_USR_SAVER: 805 /* if a LKM screen saver is running, stop it first. */ 806 scsplash_stick(FALSE); 807 saver_mode = *(int *)data; 808 s = spltty(); 809 #ifdef DEV_SPLASH 810 if ((error = wait_scrn_saver_stop(NULL))) { 811 splx(s); 812 return error; 813 } 814 #endif 815 run_scrn_saver = TRUE; 816 if (saver_mode == CONS_USR_SAVER) 817 scp->status |= SAVER_RUNNING; 818 else 819 scp->status &= ~SAVER_RUNNING; 820 scsplash_stick(TRUE); 821 splx(s); 822 break; 823 case CONS_LKM_SAVER: 824 s = spltty(); 825 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 826 scp->status &= ~SAVER_RUNNING; 827 saver_mode = *(int *)data; 828 splx(s); 829 break; 830 default: 831 return EINVAL; 832 } 833 return 0; 834 835 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 836 /* 837 * Note that this ioctl does not guarantee the screen saver 838 * actually starts or stops. It merely attempts to do so... 839 */ 840 s = spltty(); 841 run_scrn_saver = (*(int *)data != 0); 842 if (run_scrn_saver) 843 sc->scrn_time_stamp -= scrn_blank_time; 844 splx(s); 845 return 0; 846 847 case CONS_SCRSHOT: /* get a screen shot */ 848 { 849 int retval, hist_rsz; 850 size_t lsize, csize; 851 vm_offset_t frbp, hstp; 852 unsigned lnum; 853 scrshot_t *ptr = (scrshot_t *)data; 854 void *outp = ptr->buf; 855 856 s = spltty(); 857 if (ISGRAPHSC(scp)) { 858 splx(s); 859 return EOPNOTSUPP; 860 } 861 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 862 if ((ptr->x + ptr->xsize) > scp->xsize || 863 (ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 864 splx(s); 865 return EINVAL; 866 } 867 868 lsize = scp->xsize * sizeof(u_int16_t); 869 csize = ptr->xsize * sizeof(u_int16_t); 870 /* Pointer to the last line of framebuffer */ 871 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 872 sizeof(u_int16_t); 873 /* Pointer to the last line of target buffer */ 874 outp = (char *)outp + ptr->ysize * csize; 875 /* Pointer to the last line of history buffer */ 876 if (scp->history != NULL) 877 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 878 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 879 else 880 hstp = 0; 881 882 retval = 0; 883 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 884 if (lnum < scp->ysize) { 885 frbp -= lsize; 886 } else { 887 hstp -= lsize; 888 if (hstp < scp->history->vtb_buffer) 889 hstp += scp->history->vtb_rows * lsize; 890 frbp = hstp; 891 } 892 if (lnum < ptr->y) 893 continue; 894 outp = (char *)outp - csize; 895 retval = copyout((void *)frbp, outp, csize); 896 if (retval != 0) 897 break; 898 } 899 splx(s); 900 return retval; 901 } 902 903 case VT_SETMODE: /* set screen switcher mode */ 904 { 905 struct vt_mode *mode; 906 struct proc *p1; 907 908 mode = (struct vt_mode *)data; 909 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 910 if (scp->smode.mode == VT_PROCESS) { 911 p1 = pfind(scp->pid); 912 if (scp->proc == p1 && scp->proc != td->td_proc) { 913 if (p1) 914 PROC_UNLOCK(p1); 915 DPRINTF(5, ("error EPERM\n")); 916 return EPERM; 917 } 918 if (p1) 919 PROC_UNLOCK(p1); 920 } 921 s = spltty(); 922 if (mode->mode == VT_AUTO) { 923 scp->smode.mode = VT_AUTO; 924 scp->proc = NULL; 925 scp->pid = 0; 926 DPRINTF(5, ("VT_AUTO, ")); 927 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 928 cnavailable(sc_consptr, TRUE); 929 /* were we in the middle of the vty switching process? */ 930 if (finish_vt_rel(scp, TRUE, &s) == 0) 931 DPRINTF(5, ("reset WAIT_REL, ")); 932 if (finish_vt_acq(scp) == 0) 933 DPRINTF(5, ("reset WAIT_ACQ, ")); 934 } else { 935 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 936 || !ISSIGVALID(mode->frsig)) { 937 splx(s); 938 DPRINTF(5, ("error EINVAL\n")); 939 return EINVAL; 940 } 941 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 942 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 943 scp->proc = td->td_proc; 944 scp->pid = scp->proc->p_pid; 945 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 946 cnavailable(sc_consptr, FALSE); 947 } 948 splx(s); 949 DPRINTF(5, ("\n")); 950 return 0; 951 } 952 953 case VT_GETMODE: /* get screen switcher mode */ 954 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 955 return 0; 956 957 case VT_RELDISP: /* screen switcher ioctl */ 958 s = spltty(); 959 /* 960 * This must be the current vty which is in the VT_PROCESS 961 * switching mode... 962 */ 963 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 964 splx(s); 965 return EINVAL; 966 } 967 /* ...and this process is controlling it. */ 968 if (scp->proc != td->td_proc) { 969 splx(s); 970 return EPERM; 971 } 972 error = EINVAL; 973 switch(*(intptr_t *)data) { 974 case VT_FALSE: /* user refuses to release screen, abort */ 975 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 976 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 977 break; 978 case VT_TRUE: /* user has released screen, go on */ 979 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 980 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 981 break; 982 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 983 if ((error = finish_vt_acq(scp)) == 0) 984 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 985 break; 986 default: 987 break; 988 } 989 splx(s); 990 return error; 991 992 case VT_OPENQRY: /* return free virtual console */ 993 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 994 tp = VIRTUAL_TTY(sc, i); 995 if (!ISTTYOPEN(tp)) { 996 *(int *)data = i + 1; 997 return 0; 998 } 999 } 1000 return EINVAL; 1001 1002 case VT_ACTIVATE: /* switch to screen *data */ 1003 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1004 s = spltty(); 1005 sc_clean_up(sc->cur_scp); 1006 splx(s); 1007 return sc_switch_scr(sc, i); 1008 1009 case VT_WAITACTIVE: /* wait for switch to occur */ 1010 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1011 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1012 return EINVAL; 1013 s = spltty(); 1014 error = sc_clean_up(sc->cur_scp); 1015 splx(s); 1016 if (error) 1017 return error; 1018 scp = sc_get_stat(SC_DEV(sc, i)); 1019 if (scp == scp->sc->cur_scp) 1020 return 0; 1021 while ((error=tsleep(&scp->smode, PZERO|PCATCH, 1022 "waitvt", 0)) == ERESTART) ; 1023 return error; 1024 1025 case VT_GETACTIVE: /* get active vty # */ 1026 *(int *)data = sc->cur_scp->index + 1; 1027 return 0; 1028 1029 case VT_GETINDEX: /* get this vty # */ 1030 *(int *)data = scp->index + 1; 1031 return 0; 1032 1033 case VT_LOCKSWITCH: /* prevent vty switching */ 1034 if ((*(int *)data) & 0x01) 1035 sc->flags |= SC_SCRN_VTYLOCK; 1036 else 1037 sc->flags &= ~SC_SCRN_VTYLOCK; 1038 return 0; 1039 1040 case KDENABIO: /* allow io operations */ 1041 error = suser(td); 1042 if (error != 0) 1043 return error; 1044 error = securelevel_gt(td->td_ucred, 0); 1045 if (error != 0) 1046 return error; 1047 #ifdef __i386__ 1048 td->td_frame->tf_eflags |= PSL_IOPL; 1049 #elif defined(__amd64__) 1050 td->td_frame->tf_rflags |= PSL_IOPL; 1051 #endif 1052 return 0; 1053 1054 case KDDISABIO: /* disallow io operations (default) */ 1055 #ifdef __i386__ 1056 td->td_frame->tf_eflags &= ~PSL_IOPL; 1057 #elif defined(__amd64__) 1058 td->td_frame->tf_rflags &= ~PSL_IOPL; 1059 #endif 1060 return 0; 1061 1062 case KDSKBSTATE: /* set keyboard state (locks) */ 1063 if (*(int *)data & ~LOCK_MASK) 1064 return EINVAL; 1065 scp->status &= ~LOCK_MASK; 1066 scp->status |= *(int *)data; 1067 if (scp == sc->cur_scp) 1068 update_kbd_state(scp, scp->status, LOCK_MASK); 1069 return 0; 1070 1071 case KDGKBSTATE: /* get keyboard state (locks) */ 1072 if (scp == sc->cur_scp) 1073 save_kbd_state(scp); 1074 *(int *)data = scp->status & LOCK_MASK; 1075 return 0; 1076 1077 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1078 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1079 error = kbd_ioctl(sc->kbd, cmd, data); 1080 if (error == ENOIOCTL) 1081 error = ENODEV; 1082 return error; 1083 1084 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1085 if (*(int *)data & ~0x7f) 1086 return EINVAL; 1087 error = kbd_ioctl(sc->kbd, cmd, data); 1088 if (error == ENOIOCTL) 1089 error = ENODEV; 1090 return error; 1091 1092 case KDSKBMODE: /* set keyboard mode */ 1093 switch (*(int *)data) { 1094 case K_XLATE: /* switch to XLT ascii mode */ 1095 case K_RAW: /* switch to RAW scancode mode */ 1096 case K_CODE: /* switch to CODE mode */ 1097 scp->kbd_mode = *(int *)data; 1098 if (scp == sc->cur_scp) 1099 kbd_ioctl(sc->kbd, cmd, data); 1100 return 0; 1101 default: 1102 return EINVAL; 1103 } 1104 /* NOT REACHED */ 1105 1106 case KDGKBMODE: /* get keyboard mode */ 1107 *(int *)data = scp->kbd_mode; 1108 return 0; 1109 1110 case KDGKBINFO: 1111 error = kbd_ioctl(sc->kbd, cmd, data); 1112 if (error == ENOIOCTL) 1113 error = ENODEV; 1114 return error; 1115 1116 case KDMKTONE: /* sound the bell */ 1117 if (*(int*)data) 1118 sc_bell(scp, (*(int*)data)&0xffff, 1119 (((*(int*)data)>>16)&0xffff)*hz/1000); 1120 else 1121 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1122 return 0; 1123 1124 case KIOCSOUND: /* make tone (*data) hz */ 1125 if (scp == sc->cur_scp) { 1126 if (*(int *)data) 1127 return sc_tone(*(int *)data); 1128 else 1129 return sc_tone(0); 1130 } 1131 return 0; 1132 1133 case KDGKBTYPE: /* get keyboard type */ 1134 error = kbd_ioctl(sc->kbd, cmd, data); 1135 if (error == ENOIOCTL) { 1136 /* always return something? XXX */ 1137 *(int *)data = 0; 1138 } 1139 return 0; 1140 1141 case KDSETLED: /* set keyboard LED status */ 1142 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1143 return EINVAL; 1144 scp->status &= ~LED_MASK; 1145 scp->status |= *(int *)data; 1146 if (scp == sc->cur_scp) 1147 update_kbd_leds(scp, scp->status); 1148 return 0; 1149 1150 case KDGETLED: /* get keyboard LED status */ 1151 if (scp == sc->cur_scp) 1152 save_kbd_state(scp); 1153 *(int *)data = scp->status & LED_MASK; 1154 return 0; 1155 1156 case CONS_SETKBD: /* set the new keyboard */ 1157 { 1158 keyboard_t *newkbd; 1159 1160 s = spltty(); 1161 newkbd = kbd_get_keyboard(*(int *)data); 1162 if (newkbd == NULL) { 1163 splx(s); 1164 return EINVAL; 1165 } 1166 error = 0; 1167 if (sc->kbd != newkbd) { 1168 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1169 (void *)&sc->keyboard, sckbdevent, sc); 1170 /* i == newkbd->kb_index */ 1171 if (i >= 0) { 1172 if (sc->kbd != NULL) { 1173 save_kbd_state(sc->cur_scp); 1174 kbd_release(sc->kbd, (void *)&sc->keyboard); 1175 } 1176 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1177 sc->keyboard = i; 1178 kbd_ioctl(sc->kbd, KDSKBMODE, 1179 (caddr_t)&sc->cur_scp->kbd_mode); 1180 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1181 LOCK_MASK); 1182 } else { 1183 error = EPERM; /* XXX */ 1184 } 1185 } 1186 splx(s); 1187 return error; 1188 } 1189 1190 case CONS_RELKBD: /* release the current keyboard */ 1191 s = spltty(); 1192 error = 0; 1193 if (sc->kbd != NULL) { 1194 save_kbd_state(sc->cur_scp); 1195 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1196 if (error == 0) { 1197 sc->kbd = NULL; 1198 sc->keyboard = -1; 1199 } 1200 } 1201 splx(s); 1202 return error; 1203 1204 case CONS_GETTERM: /* get the current terminal emulator info */ 1205 { 1206 sc_term_sw_t *sw; 1207 1208 if (((term_info_t *)data)->ti_index == 0) { 1209 sw = scp->tsw; 1210 } else { 1211 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1212 } 1213 if (sw != NULL) { 1214 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1215 sizeof(((term_info_t *)data)->ti_name)); 1216 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1217 sizeof(((term_info_t *)data)->ti_desc)); 1218 ((term_info_t *)data)->ti_flags = 0; 1219 return 0; 1220 } else { 1221 ((term_info_t *)data)->ti_name[0] = '\0'; 1222 ((term_info_t *)data)->ti_desc[0] = '\0'; 1223 ((term_info_t *)data)->ti_flags = 0; 1224 return EINVAL; 1225 } 1226 } 1227 1228 case CONS_SETTERM: /* set the current terminal emulator */ 1229 s = spltty(); 1230 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1231 /* FIXME: what if scp == sc_console! XXX */ 1232 splx(s); 1233 return error; 1234 1235 case GIO_SCRNMAP: /* get output translation table */ 1236 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1237 return 0; 1238 1239 case PIO_SCRNMAP: /* set output translation table */ 1240 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1241 for (i=0; i<sizeof(sc->scr_map); i++) { 1242 sc->scr_rmap[sc->scr_map[i]] = i; 1243 } 1244 return 0; 1245 1246 case GIO_KEYMAP: /* get keyboard translation table */ 1247 case PIO_KEYMAP: /* set keyboard translation table */ 1248 case GIO_DEADKEYMAP: /* get accent key translation table */ 1249 case PIO_DEADKEYMAP: /* set accent key translation table */ 1250 case GETFKEY: /* get function key string */ 1251 case SETFKEY: /* set function key string */ 1252 error = kbd_ioctl(sc->kbd, cmd, data); 1253 if (error == ENOIOCTL) 1254 error = ENODEV; 1255 return error; 1256 1257 #ifndef SC_NO_FONT_LOADING 1258 1259 case PIO_FONT8x8: /* set 8x8 dot font */ 1260 if (!ISFONTAVAIL(sc->adp->va_flags)) 1261 return ENXIO; 1262 bcopy(data, sc->font_8, 8*256); 1263 sc->fonts_loaded |= FONT_8; 1264 /* 1265 * FONT KLUDGE 1266 * Always use the font page #0. XXX 1267 * Don't load if the current font size is not 8x8. 1268 */ 1269 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1270 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1271 return 0; 1272 1273 case GIO_FONT8x8: /* get 8x8 dot font */ 1274 if (!ISFONTAVAIL(sc->adp->va_flags)) 1275 return ENXIO; 1276 if (sc->fonts_loaded & FONT_8) { 1277 bcopy(sc->font_8, data, 8*256); 1278 return 0; 1279 } 1280 else 1281 return ENXIO; 1282 1283 case PIO_FONT8x14: /* set 8x14 dot font */ 1284 if (!ISFONTAVAIL(sc->adp->va_flags)) 1285 return ENXIO; 1286 bcopy(data, sc->font_14, 14*256); 1287 sc->fonts_loaded |= FONT_14; 1288 /* 1289 * FONT KLUDGE 1290 * Always use the font page #0. XXX 1291 * Don't load if the current font size is not 8x14. 1292 */ 1293 if (ISTEXTSC(sc->cur_scp) 1294 && (sc->cur_scp->font_size >= 14) 1295 && (sc->cur_scp->font_size < 16)) 1296 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1297 return 0; 1298 1299 case GIO_FONT8x14: /* get 8x14 dot font */ 1300 if (!ISFONTAVAIL(sc->adp->va_flags)) 1301 return ENXIO; 1302 if (sc->fonts_loaded & FONT_14) { 1303 bcopy(sc->font_14, data, 14*256); 1304 return 0; 1305 } 1306 else 1307 return ENXIO; 1308 1309 case PIO_FONT8x16: /* set 8x16 dot font */ 1310 if (!ISFONTAVAIL(sc->adp->va_flags)) 1311 return ENXIO; 1312 bcopy(data, sc->font_16, 16*256); 1313 sc->fonts_loaded |= FONT_16; 1314 /* 1315 * FONT KLUDGE 1316 * Always use the font page #0. XXX 1317 * Don't load if the current font size is not 8x16. 1318 */ 1319 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1320 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1321 return 0; 1322 1323 case GIO_FONT8x16: /* get 8x16 dot font */ 1324 if (!ISFONTAVAIL(sc->adp->va_flags)) 1325 return ENXIO; 1326 if (sc->fonts_loaded & FONT_16) { 1327 bcopy(sc->font_16, data, 16*256); 1328 return 0; 1329 } 1330 else 1331 return ENXIO; 1332 1333 #endif /* SC_NO_FONT_LOADING */ 1334 1335 #ifdef PC98 1336 case ADJUST_CLOCK: /* /dev/rtc for 98note resume */ 1337 inittodr(0); 1338 return 0; 1339 #endif 1340 1341 default: 1342 break; 1343 } 1344 1345 return (ttyioctl(dev, cmd, data, flag, td)); 1346 } 1347 1348 static void 1349 scstart(struct tty *tp) 1350 { 1351 struct clist *rbp; 1352 int s, len; 1353 u_char buf[PCBURST]; 1354 scr_stat *scp = sc_get_stat(tp->t_dev); 1355 1356 if (scp->status & SLKED || 1357 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 1358 return; 1359 s = spltty(); 1360 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1361 tp->t_state |= TS_BUSY; 1362 rbp = &tp->t_outq; 1363 while (rbp->c_cc) { 1364 len = q_to_b(rbp, buf, PCBURST); 1365 splx(s); 1366 sc_puts(scp, buf, len); 1367 s = spltty(); 1368 } 1369 tp->t_state &= ~TS_BUSY; 1370 ttwwakeup(tp); 1371 } 1372 splx(s); 1373 } 1374 1375 static void 1376 sccnprobe(struct consdev *cp) 1377 { 1378 int unit; 1379 int flags; 1380 1381 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1382 1383 /* a video card is always required */ 1384 if (!scvidprobe(unit, flags, TRUE)) 1385 cp->cn_pri = CN_DEAD; 1386 1387 /* syscons will become console even when there is no keyboard */ 1388 sckbdprobe(unit, flags, TRUE); 1389 1390 if (cp->cn_pri == CN_DEAD) 1391 return; 1392 1393 /* initialize required fields */ 1394 sprintf(cp->cn_name, "consolectl"); 1395 } 1396 1397 static void 1398 sccninit(struct consdev *cp) 1399 { 1400 int unit; 1401 int flags; 1402 1403 sc_get_cons_priority(&unit, &flags); 1404 scinit(unit, flags | SC_KERNEL_CONSOLE); 1405 sc_console_unit = unit; 1406 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1407 sc_consptr = cp; 1408 } 1409 1410 static void 1411 sccnterm(struct consdev *cp) 1412 { 1413 /* we are not the kernel console any more, release everything */ 1414 1415 if (sc_console_unit < 0) 1416 return; /* shouldn't happen */ 1417 1418 #if 0 /* XXX */ 1419 sc_clear_screen(sc_console); 1420 sccnupdate(sc_console); 1421 #endif 1422 1423 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1424 sc_console_unit = -1; 1425 sc_console = NULL; 1426 } 1427 1428 static void 1429 sccnputc(struct consdev *cd, int c) 1430 { 1431 u_char buf[1]; 1432 scr_stat *scp = sc_console; 1433 void *save; 1434 #ifndef SC_NO_HISTORY 1435 struct tty *tp; 1436 #endif /* !SC_NO_HISTORY */ 1437 int s; 1438 1439 /* assert(sc_console != NULL) */ 1440 1441 #ifndef SC_NO_HISTORY 1442 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1443 scp->status &= ~SLKED; 1444 update_kbd_state(scp, scp->status, SLKED); 1445 if (scp->status & BUFFER_SAVED) { 1446 if (!sc_hist_restore(scp)) 1447 sc_remove_cutmarking(scp); 1448 scp->status &= ~BUFFER_SAVED; 1449 scp->status |= CURSOR_ENABLED; 1450 sc_draw_cursor_image(scp); 1451 } 1452 tp = VIRTUAL_TTY(scp->sc, scp->index); 1453 if (ISTTYOPEN(tp)) 1454 scstart(tp); 1455 } 1456 #endif /* !SC_NO_HISTORY */ 1457 1458 save = scp->ts; 1459 if (kernel_console_ts != NULL) 1460 scp->ts = kernel_console_ts; 1461 buf[0] = c; 1462 sc_puts(scp, buf, 1); 1463 scp->ts = save; 1464 1465 s = spltty(); /* block sckbdevent and scrn_timer */ 1466 sccnupdate(scp); 1467 splx(s); 1468 } 1469 1470 static int 1471 sccngetc(struct consdev *cd) 1472 { 1473 return sccngetch(0); 1474 } 1475 1476 static int 1477 sccncheckc(struct consdev *cd) 1478 { 1479 return sccngetch(SCGETC_NONBLOCK); 1480 } 1481 1482 static void 1483 sccndbctl(struct consdev *cd, int on) 1484 { 1485 /* assert(sc_console_unit >= 0) */ 1486 /* try to switch to the kernel console screen */ 1487 if (on && debugger == 0) { 1488 /* 1489 * TRY to make sure the screen saver is stopped, 1490 * and the screen is updated before switching to 1491 * the vty0. 1492 */ 1493 scrn_timer(NULL); 1494 if (!cold 1495 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1496 && sc_console->smode.mode == VT_AUTO) { 1497 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1498 ++debugger; /* XXX */ 1499 #ifdef DDB 1500 /* unlock vty switching */ 1501 sc_console->sc->flags &= ~SC_SCRN_VTYLOCK; 1502 #endif 1503 sc_switch_scr(sc_console->sc, sc_console->index); 1504 --debugger; /* XXX */ 1505 } 1506 } 1507 if (on) 1508 ++debugger; 1509 else 1510 --debugger; 1511 } 1512 1513 static int 1514 sccngetch(int flags) 1515 { 1516 static struct fkeytab fkey; 1517 static int fkeycp; 1518 scr_stat *scp; 1519 u_char *p; 1520 int cur_mode; 1521 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1522 int c; 1523 1524 /* assert(sc_console != NULL) */ 1525 1526 /* 1527 * Stop the screen saver and update the screen if necessary. 1528 * What if we have been running in the screen saver code... XXX 1529 */ 1530 sc_touch_scrn_saver(); 1531 scp = sc_console->sc->cur_scp; /* XXX */ 1532 sccnupdate(scp); 1533 1534 if (fkeycp < fkey.len) { 1535 splx(s); 1536 return fkey.str[fkeycp++]; 1537 } 1538 1539 if (scp->sc->kbd == NULL) { 1540 splx(s); 1541 return -1; 1542 } 1543 1544 /* 1545 * Make sure the keyboard is accessible even when the kbd device 1546 * driver is disabled. 1547 */ 1548 kbd_enable(scp->sc->kbd); 1549 1550 /* we shall always use the keyboard in the XLATE mode here */ 1551 cur_mode = scp->kbd_mode; 1552 scp->kbd_mode = K_XLATE; 1553 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1554 1555 kbd_poll(scp->sc->kbd, TRUE); 1556 c = scgetc(scp->sc, SCGETC_CN | flags); 1557 kbd_poll(scp->sc->kbd, FALSE); 1558 1559 scp->kbd_mode = cur_mode; 1560 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1561 kbd_disable(scp->sc->kbd); 1562 splx(s); 1563 1564 switch (KEYFLAGS(c)) { 1565 case 0: /* normal char */ 1566 return KEYCHAR(c); 1567 case FKEY: /* function key */ 1568 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1569 fkey.len = fkeycp; 1570 if ((p != NULL) && (fkey.len > 0)) { 1571 bcopy(p, fkey.str, fkey.len); 1572 fkeycp = 1; 1573 return fkey.str[0]; 1574 } 1575 return c; /* XXX */ 1576 case NOKEY: 1577 case ERRKEY: 1578 default: 1579 return -1; 1580 } 1581 /* NOT REACHED */ 1582 } 1583 1584 static void 1585 sccnupdate(scr_stat *scp) 1586 { 1587 /* this is a cut-down version of scrn_timer()... */ 1588 1589 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1590 return; 1591 1592 if (debugger > 0 || panicstr || shutdown_in_progress) { 1593 sc_touch_scrn_saver(); 1594 } else if (scp != scp->sc->cur_scp) { 1595 return; 1596 } 1597 1598 if (!run_scrn_saver) 1599 scp->sc->flags &= ~SC_SCRN_IDLE; 1600 #ifdef DEV_SPLASH 1601 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1602 if (scp->sc->flags & SC_SCRN_BLANKED) 1603 stop_scrn_saver(scp->sc, current_saver); 1604 #endif 1605 1606 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1607 || scp->sc->switch_in_progress) 1608 return; 1609 /* 1610 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1611 * when write_in_progress is non-zero. XXX 1612 */ 1613 1614 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1615 scrn_update(scp, TRUE); 1616 } 1617 1618 static void 1619 scrn_timer(void *arg) 1620 { 1621 #ifndef PC98 1622 static int kbd_interval = 0; 1623 #endif 1624 struct timeval tv; 1625 sc_softc_t *sc; 1626 scr_stat *scp; 1627 int again; 1628 int s; 1629 1630 again = (arg != NULL); 1631 if (arg != NULL) 1632 sc = (sc_softc_t *)arg; 1633 else if (sc_console != NULL) 1634 sc = sc_console->sc; 1635 else 1636 return; 1637 1638 /* don't do anything when we are performing some I/O operations */ 1639 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1640 if (again) 1641 timeout(scrn_timer, sc, hz / 10); 1642 return; 1643 } 1644 s = spltty(); 1645 1646 #ifndef PC98 1647 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1648 /* try to allocate a keyboard automatically */ 1649 if (++kbd_interval >= 25) { 1650 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1651 sckbdevent, sc); 1652 if (sc->keyboard >= 0) { 1653 sc->kbd = kbd_get_keyboard(sc->keyboard); 1654 kbd_ioctl(sc->kbd, KDSKBMODE, 1655 (caddr_t)&sc->cur_scp->kbd_mode); 1656 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1657 LOCK_MASK); 1658 } 1659 kbd_interval = 0; 1660 } 1661 } 1662 #endif /* PC98 */ 1663 1664 /* find the vty to update */ 1665 scp = sc->cur_scp; 1666 1667 /* should we stop the screen saver? */ 1668 getmicrouptime(&tv); 1669 if (debugger > 0 || panicstr || shutdown_in_progress) 1670 sc_touch_scrn_saver(); 1671 if (run_scrn_saver) { 1672 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1673 sc->flags |= SC_SCRN_IDLE; 1674 else 1675 sc->flags &= ~SC_SCRN_IDLE; 1676 } else { 1677 sc->scrn_time_stamp = tv.tv_sec; 1678 sc->flags &= ~SC_SCRN_IDLE; 1679 if (scrn_blank_time > 0) 1680 run_scrn_saver = TRUE; 1681 } 1682 #ifdef DEV_SPLASH 1683 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1684 if (sc->flags & SC_SCRN_BLANKED) 1685 stop_scrn_saver(sc, current_saver); 1686 #endif 1687 1688 /* should we just return ? */ 1689 if (sc->blink_in_progress || sc->switch_in_progress 1690 || sc->write_in_progress) { 1691 if (again) 1692 timeout(scrn_timer, sc, hz / 10); 1693 splx(s); 1694 return; 1695 } 1696 1697 /* Update the screen */ 1698 scp = sc->cur_scp; /* cur_scp may have changed... */ 1699 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1700 scrn_update(scp, TRUE); 1701 1702 #ifdef DEV_SPLASH 1703 /* should we activate the screen saver? */ 1704 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1705 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1706 (*current_saver)(sc, TRUE); 1707 #endif 1708 1709 if (again) 1710 timeout(scrn_timer, sc, hz / 25); 1711 splx(s); 1712 } 1713 1714 static int 1715 and_region(int *s1, int *e1, int s2, int e2) 1716 { 1717 if (*e1 < s2 || e2 < *s1) 1718 return FALSE; 1719 *s1 = imax(*s1, s2); 1720 *e1 = imin(*e1, e2); 1721 return TRUE; 1722 } 1723 1724 static void 1725 scrn_update(scr_stat *scp, int show_cursor) 1726 { 1727 int start; 1728 int end; 1729 int s; 1730 int e; 1731 1732 /* assert(scp == scp->sc->cur_scp) */ 1733 1734 ++scp->sc->videoio_in_progress; 1735 1736 #ifndef SC_NO_CUTPASTE 1737 /* remove the previous mouse pointer image if necessary */ 1738 if (scp->status & MOUSE_VISIBLE) { 1739 s = scp->mouse_pos; 1740 e = scp->mouse_pos + scp->xsize + 1; 1741 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1742 || and_region(&s, &e, scp->start, scp->end) 1743 || ((scp->status & CURSOR_ENABLED) && 1744 (scp->cursor_pos != scp->cursor_oldpos) && 1745 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1746 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1747 sc_remove_mouse_image(scp); 1748 if (scp->end >= scp->xsize*scp->ysize) 1749 scp->end = scp->xsize*scp->ysize - 1; 1750 } 1751 } 1752 #endif /* !SC_NO_CUTPASTE */ 1753 1754 #if 1 1755 /* debug: XXX */ 1756 if (scp->end >= scp->xsize*scp->ysize) { 1757 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1758 scp->end = scp->xsize*scp->ysize - 1; 1759 } 1760 if (scp->start < 0) { 1761 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1762 scp->start = 0; 1763 } 1764 #endif 1765 1766 /* update screen image */ 1767 if (scp->start <= scp->end) { 1768 if (scp->mouse_cut_end >= 0) { 1769 /* there is a marked region for cut & paste */ 1770 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1771 start = scp->mouse_cut_start; 1772 end = scp->mouse_cut_end; 1773 } else { 1774 start = scp->mouse_cut_end; 1775 end = scp->mouse_cut_start - 1; 1776 } 1777 s = start; 1778 e = end; 1779 /* does the cut-mark region overlap with the update region? */ 1780 if (and_region(&s, &e, scp->start, scp->end)) { 1781 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1782 s = 0; 1783 e = start - 1; 1784 if (and_region(&s, &e, scp->start, scp->end)) 1785 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1786 s = end + 1; 1787 e = scp->xsize*scp->ysize - 1; 1788 if (and_region(&s, &e, scp->start, scp->end)) 1789 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1790 } else { 1791 (*scp->rndr->draw)(scp, scp->start, 1792 scp->end - scp->start + 1, FALSE); 1793 } 1794 } else { 1795 (*scp->rndr->draw)(scp, scp->start, 1796 scp->end - scp->start + 1, FALSE); 1797 } 1798 } 1799 1800 /* we are not to show the cursor and the mouse pointer... */ 1801 if (!show_cursor) { 1802 scp->end = 0; 1803 scp->start = scp->xsize*scp->ysize - 1; 1804 --scp->sc->videoio_in_progress; 1805 return; 1806 } 1807 1808 /* update cursor image */ 1809 if (scp->status & CURSOR_ENABLED) { 1810 s = scp->start; 1811 e = scp->end; 1812 /* did cursor move since last time ? */ 1813 if (scp->cursor_pos != scp->cursor_oldpos) { 1814 /* do we need to remove old cursor image ? */ 1815 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1816 sc_remove_cursor_image(scp); 1817 sc_draw_cursor_image(scp); 1818 } else { 1819 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1820 /* cursor didn't move, but has been overwritten */ 1821 sc_draw_cursor_image(scp); 1822 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1823 /* if it's a blinking cursor, update it */ 1824 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1825 sc_inside_cutmark(scp, 1826 scp->cursor_pos)); 1827 } 1828 } 1829 1830 #ifndef SC_NO_CUTPASTE 1831 /* update "pseudo" mouse pointer image */ 1832 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1833 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1834 scp->status &= ~MOUSE_MOVED; 1835 sc_draw_mouse_image(scp); 1836 } 1837 } 1838 #endif /* SC_NO_CUTPASTE */ 1839 1840 scp->end = 0; 1841 scp->start = scp->xsize*scp->ysize - 1; 1842 1843 --scp->sc->videoio_in_progress; 1844 } 1845 1846 #ifdef DEV_SPLASH 1847 static int 1848 scsplash_callback(int event, void *arg) 1849 { 1850 sc_softc_t *sc; 1851 int error; 1852 1853 sc = (sc_softc_t *)arg; 1854 1855 switch (event) { 1856 case SPLASH_INIT: 1857 if (add_scrn_saver(scsplash_saver) == 0) { 1858 sc->flags &= ~SC_SAVER_FAILED; 1859 run_scrn_saver = TRUE; 1860 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1861 scsplash_stick(TRUE); 1862 (*current_saver)(sc, TRUE); 1863 } 1864 } 1865 return 0; 1866 1867 case SPLASH_TERM: 1868 if (current_saver == scsplash_saver) { 1869 scsplash_stick(FALSE); 1870 error = remove_scrn_saver(scsplash_saver); 1871 if (error) 1872 return error; 1873 } 1874 return 0; 1875 1876 default: 1877 return EINVAL; 1878 } 1879 } 1880 1881 static void 1882 scsplash_saver(sc_softc_t *sc, int show) 1883 { 1884 static int busy = FALSE; 1885 scr_stat *scp; 1886 1887 if (busy) 1888 return; 1889 busy = TRUE; 1890 1891 scp = sc->cur_scp; 1892 if (show) { 1893 if (!(sc->flags & SC_SAVER_FAILED)) { 1894 if (!(sc->flags & SC_SCRN_BLANKED)) 1895 set_scrn_saver_mode(scp, -1, NULL, 0); 1896 switch (splash(sc->adp, TRUE)) { 1897 case 0: /* succeeded */ 1898 break; 1899 case EAGAIN: /* try later */ 1900 restore_scrn_saver_mode(scp, FALSE); 1901 sc_touch_scrn_saver(); /* XXX */ 1902 break; 1903 default: 1904 sc->flags |= SC_SAVER_FAILED; 1905 scsplash_stick(FALSE); 1906 restore_scrn_saver_mode(scp, TRUE); 1907 printf("scsplash_saver(): failed to put up the image\n"); 1908 break; 1909 } 1910 } 1911 } else if (!sticky_splash) { 1912 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1913 restore_scrn_saver_mode(scp, TRUE); 1914 } 1915 busy = FALSE; 1916 } 1917 1918 static int 1919 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1920 { 1921 #if 0 1922 int error; 1923 1924 if (current_saver != none_saver) { 1925 error = remove_scrn_saver(current_saver); 1926 if (error) 1927 return error; 1928 } 1929 #endif 1930 if (current_saver != none_saver) 1931 return EBUSY; 1932 1933 run_scrn_saver = FALSE; 1934 saver_mode = CONS_LKM_SAVER; 1935 current_saver = this_saver; 1936 return 0; 1937 } 1938 1939 static int 1940 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1941 { 1942 if (current_saver != this_saver) 1943 return EINVAL; 1944 1945 #if 0 1946 /* 1947 * In order to prevent `current_saver' from being called by 1948 * the timeout routine `scrn_timer()' while we manipulate 1949 * the saver list, we shall set `current_saver' to `none_saver' 1950 * before stopping the current saver, rather than blocking by `splXX()'. 1951 */ 1952 current_saver = none_saver; 1953 if (scrn_blanked) 1954 stop_scrn_saver(this_saver); 1955 #endif 1956 1957 /* unblank all blanked screens */ 1958 wait_scrn_saver_stop(NULL); 1959 if (scrn_blanked) 1960 return EBUSY; 1961 1962 current_saver = none_saver; 1963 return 0; 1964 } 1965 1966 static int 1967 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 1968 { 1969 int s; 1970 1971 /* assert(scp == scp->sc->cur_scp) */ 1972 s = spltty(); 1973 if (!ISGRAPHSC(scp)) 1974 sc_remove_cursor_image(scp); 1975 scp->splash_save_mode = scp->mode; 1976 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 1977 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 1978 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 1979 scp->sc->flags |= SC_SCRN_BLANKED; 1980 ++scrn_blanked; 1981 splx(s); 1982 if (mode < 0) 1983 return 0; 1984 scp->mode = mode; 1985 if (set_mode(scp) == 0) { 1986 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 1987 scp->status |= GRAPHICS_MODE; 1988 #ifndef SC_NO_PALETTE_LOADING 1989 if (pal != NULL) 1990 load_palette(scp->sc->adp, pal); 1991 #endif 1992 sc_set_border(scp, border); 1993 return 0; 1994 } else { 1995 s = spltty(); 1996 scp->mode = scp->splash_save_mode; 1997 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 1998 scp->status |= scp->splash_save_status; 1999 splx(s); 2000 return 1; 2001 } 2002 } 2003 2004 static int 2005 restore_scrn_saver_mode(scr_stat *scp, int changemode) 2006 { 2007 int mode; 2008 int status; 2009 int s; 2010 2011 /* assert(scp == scp->sc->cur_scp) */ 2012 s = spltty(); 2013 mode = scp->mode; 2014 status = scp->status; 2015 scp->mode = scp->splash_save_mode; 2016 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2017 scp->status |= scp->splash_save_status; 2018 scp->sc->flags &= ~SC_SCRN_BLANKED; 2019 if (!changemode) { 2020 if (!ISGRAPHSC(scp)) 2021 sc_draw_cursor_image(scp); 2022 --scrn_blanked; 2023 splx(s); 2024 return 0; 2025 } 2026 if (set_mode(scp) == 0) { 2027 #ifndef SC_NO_PALETTE_LOADING 2028 load_palette(scp->sc->adp, scp->sc->palette); 2029 #endif 2030 --scrn_blanked; 2031 splx(s); 2032 return 0; 2033 } else { 2034 scp->mode = mode; 2035 scp->status = status; 2036 splx(s); 2037 return 1; 2038 } 2039 } 2040 2041 static void 2042 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2043 { 2044 (*saver)(sc, FALSE); 2045 run_scrn_saver = FALSE; 2046 /* the screen saver may have chosen not to stop after all... */ 2047 if (sc->flags & SC_SCRN_BLANKED) 2048 return; 2049 2050 mark_all(sc->cur_scp); 2051 if (sc->delayed_next_scr) 2052 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2053 if (debugger == 0) 2054 wakeup(&scrn_blanked); 2055 } 2056 2057 static int 2058 wait_scrn_saver_stop(sc_softc_t *sc) 2059 { 2060 int error = 0; 2061 2062 while (scrn_blanked > 0) { 2063 run_scrn_saver = FALSE; 2064 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2065 error = 0; 2066 break; 2067 } 2068 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2069 if ((error != 0) && (error != ERESTART)) 2070 break; 2071 } 2072 run_scrn_saver = FALSE; 2073 return error; 2074 } 2075 #endif /* DEV_SPLASH */ 2076 2077 void 2078 sc_touch_scrn_saver(void) 2079 { 2080 scsplash_stick(FALSE); 2081 run_scrn_saver = FALSE; 2082 } 2083 2084 int 2085 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2086 { 2087 scr_stat *cur_scp; 2088 struct tty *tp; 2089 struct proc *p; 2090 int s; 2091 2092 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2093 2094 if (sc->cur_scp == NULL) 2095 return (0); 2096 2097 /* prevent switch if previously requested */ 2098 if (sc->flags & SC_SCRN_VTYLOCK) { 2099 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2100 sc->cur_scp->bell_duration); 2101 return EPERM; 2102 } 2103 2104 /* delay switch if the screen is blanked or being updated */ 2105 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2106 || sc->blink_in_progress || sc->videoio_in_progress) { 2107 sc->delayed_next_scr = next_scr + 1; 2108 sc_touch_scrn_saver(); 2109 DPRINTF(5, ("switch delayed\n")); 2110 return 0; 2111 } 2112 2113 s = spltty(); 2114 cur_scp = sc->cur_scp; 2115 2116 /* we are in the middle of the vty switching process... */ 2117 if (sc->switch_in_progress 2118 && (cur_scp->smode.mode == VT_PROCESS) 2119 && cur_scp->proc) { 2120 p = pfind(cur_scp->pid); 2121 if (cur_scp->proc != p) { 2122 if (p) 2123 PROC_UNLOCK(p); 2124 /* 2125 * The controlling process has died!!. Do some clean up. 2126 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2127 * are not reset here yet; they will be cleared later. 2128 */ 2129 DPRINTF(5, ("cur_scp controlling process %d died, ", 2130 cur_scp->pid)); 2131 if (cur_scp->status & SWITCH_WAIT_REL) { 2132 /* 2133 * Force the previous switch to finish, but return now 2134 * with error. 2135 */ 2136 DPRINTF(5, ("reset WAIT_REL, ")); 2137 finish_vt_rel(cur_scp, TRUE, &s); 2138 splx(s); 2139 DPRINTF(5, ("finishing previous switch\n")); 2140 return EINVAL; 2141 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2142 /* let's assume screen switch has been completed. */ 2143 DPRINTF(5, ("reset WAIT_ACQ, ")); 2144 finish_vt_acq(cur_scp); 2145 } else { 2146 /* 2147 * We are in between screen release and acquisition, and 2148 * reached here via scgetc() or scrn_timer() which has 2149 * interrupted exchange_scr(). Don't do anything stupid. 2150 */ 2151 DPRINTF(5, ("waiting nothing, ")); 2152 } 2153 } else { 2154 if (p) 2155 PROC_UNLOCK(p); 2156 /* 2157 * The controlling process is alive, but not responding... 2158 * It is either buggy or it may be just taking time. 2159 * The following code is a gross kludge to cope with this 2160 * problem for which there is no clean solution. XXX 2161 */ 2162 if (cur_scp->status & SWITCH_WAIT_REL) { 2163 switch (sc->switch_in_progress++) { 2164 case 1: 2165 break; 2166 case 2: 2167 DPRINTF(5, ("sending relsig again, ")); 2168 signal_vt_rel(cur_scp); 2169 break; 2170 case 3: 2171 break; 2172 case 4: 2173 default: 2174 /* 2175 * Act as if the controlling program returned 2176 * VT_FALSE. 2177 */ 2178 DPRINTF(5, ("force reset WAIT_REL, ")); 2179 finish_vt_rel(cur_scp, FALSE, &s); 2180 splx(s); 2181 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2182 return EINVAL; 2183 } 2184 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2185 switch (sc->switch_in_progress++) { 2186 case 1: 2187 break; 2188 case 2: 2189 DPRINTF(5, ("sending acqsig again, ")); 2190 signal_vt_acq(cur_scp); 2191 break; 2192 case 3: 2193 break; 2194 case 4: 2195 default: 2196 /* clear the flag and finish the previous switch */ 2197 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2198 finish_vt_acq(cur_scp); 2199 break; 2200 } 2201 } 2202 } 2203 } 2204 2205 /* 2206 * Return error if an invalid argument is given, or vty switch 2207 * is still in progress. 2208 */ 2209 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2210 || sc->switch_in_progress) { 2211 splx(s); 2212 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2213 DPRINTF(5, ("error 1\n")); 2214 return EINVAL; 2215 } 2216 2217 /* 2218 * Don't allow switching away from the graphics mode vty 2219 * if the switch mode is VT_AUTO, unless the next vty is the same 2220 * as the current or the current vty has been closed (but showing). 2221 */ 2222 tp = VIRTUAL_TTY(sc, cur_scp->index); 2223 if ((cur_scp->index != next_scr) 2224 && ISTTYOPEN(tp) 2225 && (cur_scp->smode.mode == VT_AUTO) 2226 && ISGRAPHSC(cur_scp)) { 2227 splx(s); 2228 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2229 DPRINTF(5, ("error, graphics mode\n")); 2230 return EINVAL; 2231 } 2232 2233 /* 2234 * Is the wanted vty open? Don't allow switching to a closed vty. 2235 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2236 * Note that we always allow the user to switch to the kernel 2237 * console even if it is closed. 2238 */ 2239 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2240 tp = VIRTUAL_TTY(sc, next_scr); 2241 if (!ISTTYOPEN(tp)) { 2242 splx(s); 2243 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2244 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2245 return EINVAL; 2246 } 2247 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2248 splx(s); 2249 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2250 return EINVAL; 2251 } 2252 } 2253 2254 /* this is the start of vty switching process... */ 2255 ++sc->switch_in_progress; 2256 sc->delayed_next_scr = 0; 2257 sc->old_scp = cur_scp; 2258 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2259 if (sc->new_scp == sc->old_scp) { 2260 sc->switch_in_progress = 0; 2261 /* 2262 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2263 * sched_lock is in an in-between state, e.g., when we stop at 2264 * a breakpoint at fork_exit. It has always been wrong to call 2265 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2266 * is supposed to be locked by splhigh(), but the debugger may 2267 * be invoked at splhigh(). 2268 */ 2269 if (debugger == 0) 2270 wakeup(&sc->new_scp->smode); 2271 splx(s); 2272 DPRINTF(5, ("switch done (new == old)\n")); 2273 return 0; 2274 } 2275 2276 /* has controlling process died? */ 2277 vt_proc_alive(sc->old_scp); 2278 vt_proc_alive(sc->new_scp); 2279 2280 /* wait for the controlling process to release the screen, if necessary */ 2281 if (signal_vt_rel(sc->old_scp)) { 2282 splx(s); 2283 return 0; 2284 } 2285 2286 /* go set up the new vty screen */ 2287 splx(s); 2288 exchange_scr(sc); 2289 s = spltty(); 2290 2291 /* wake up processes waiting for this vty */ 2292 if (debugger == 0) 2293 wakeup(&sc->cur_scp->smode); 2294 2295 /* wait for the controlling process to acknowledge, if necessary */ 2296 if (signal_vt_acq(sc->cur_scp)) { 2297 splx(s); 2298 return 0; 2299 } 2300 2301 sc->switch_in_progress = 0; 2302 if (sc->unit == sc_console_unit) 2303 cnavailable(sc_consptr, TRUE); 2304 splx(s); 2305 DPRINTF(5, ("switch done\n")); 2306 2307 return 0; 2308 } 2309 2310 static int 2311 do_switch_scr(sc_softc_t *sc, int s) 2312 { 2313 vt_proc_alive(sc->new_scp); 2314 2315 splx(s); 2316 exchange_scr(sc); 2317 s = spltty(); 2318 /* sc->cur_scp == sc->new_scp */ 2319 wakeup(&sc->cur_scp->smode); 2320 2321 /* wait for the controlling process to acknowledge, if necessary */ 2322 if (!signal_vt_acq(sc->cur_scp)) { 2323 sc->switch_in_progress = 0; 2324 if (sc->unit == sc_console_unit) 2325 cnavailable(sc_consptr, TRUE); 2326 } 2327 2328 return s; 2329 } 2330 2331 static int 2332 vt_proc_alive(scr_stat *scp) 2333 { 2334 struct proc *p; 2335 2336 if (scp->proc) { 2337 if ((p = pfind(scp->pid)) != NULL) 2338 PROC_UNLOCK(p); 2339 if (scp->proc == p) 2340 return TRUE; 2341 scp->proc = NULL; 2342 scp->smode.mode = VT_AUTO; 2343 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2344 } 2345 return FALSE; 2346 } 2347 2348 static int 2349 signal_vt_rel(scr_stat *scp) 2350 { 2351 if (scp->smode.mode != VT_PROCESS) 2352 return FALSE; 2353 scp->status |= SWITCH_WAIT_REL; 2354 PROC_LOCK(scp->proc); 2355 psignal(scp->proc, scp->smode.relsig); 2356 PROC_UNLOCK(scp->proc); 2357 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2358 return TRUE; 2359 } 2360 2361 static int 2362 signal_vt_acq(scr_stat *scp) 2363 { 2364 if (scp->smode.mode != VT_PROCESS) 2365 return FALSE; 2366 if (scp->sc->unit == sc_console_unit) 2367 cnavailable(sc_consptr, FALSE); 2368 scp->status |= SWITCH_WAIT_ACQ; 2369 PROC_LOCK(scp->proc); 2370 psignal(scp->proc, scp->smode.acqsig); 2371 PROC_UNLOCK(scp->proc); 2372 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2373 return TRUE; 2374 } 2375 2376 static int 2377 finish_vt_rel(scr_stat *scp, int release, int *s) 2378 { 2379 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2380 scp->status &= ~SWITCH_WAIT_REL; 2381 if (release) 2382 *s = do_switch_scr(scp->sc, *s); 2383 else 2384 scp->sc->switch_in_progress = 0; 2385 return 0; 2386 } 2387 return EINVAL; 2388 } 2389 2390 static int 2391 finish_vt_acq(scr_stat *scp) 2392 { 2393 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2394 scp->status &= ~SWITCH_WAIT_ACQ; 2395 scp->sc->switch_in_progress = 0; 2396 return 0; 2397 } 2398 return EINVAL; 2399 } 2400 2401 static void 2402 exchange_scr(sc_softc_t *sc) 2403 { 2404 scr_stat *scp; 2405 2406 /* save the current state of video and keyboard */ 2407 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2408 if (!ISGRAPHSC(sc->old_scp)) 2409 sc_remove_cursor_image(sc->old_scp); 2410 if (sc->old_scp->kbd_mode == K_XLATE) 2411 save_kbd_state(sc->old_scp); 2412 2413 /* set up the video for the new screen */ 2414 scp = sc->cur_scp = sc->new_scp; 2415 #ifdef PC98 2416 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2417 #else 2418 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2419 #endif 2420 set_mode(scp); 2421 #ifndef __sparc64__ 2422 else 2423 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2424 (void *)sc->adp->va_window, FALSE); 2425 #endif 2426 scp->status |= MOUSE_HIDDEN; 2427 sc_move_cursor(scp, scp->xpos, scp->ypos); 2428 if (!ISGRAPHSC(scp)) 2429 sc_set_cursor_image(scp); 2430 #ifndef SC_NO_PALETTE_LOADING 2431 if (ISGRAPHSC(sc->old_scp)) 2432 load_palette(sc->adp, sc->palette); 2433 #endif 2434 sc_set_border(scp, scp->border); 2435 2436 /* set up the keyboard for the new screen */ 2437 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2438 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2439 update_kbd_state(scp, scp->status, LOCK_MASK); 2440 2441 mark_all(scp); 2442 } 2443 2444 void 2445 sc_puts(scr_stat *scp, u_char *buf, int len) 2446 { 2447 #ifdef DEV_SPLASH 2448 /* make screensaver happy */ 2449 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2450 run_scrn_saver = FALSE; 2451 #endif 2452 2453 if (scp->tsw) 2454 (*scp->tsw->te_puts)(scp, buf, len); 2455 2456 if (scp->sc->delayed_next_scr) 2457 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2458 } 2459 2460 void 2461 sc_draw_cursor_image(scr_stat *scp) 2462 { 2463 /* assert(scp == scp->sc->cur_scp); */ 2464 ++scp->sc->videoio_in_progress; 2465 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2466 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2467 sc_inside_cutmark(scp, scp->cursor_pos)); 2468 scp->cursor_oldpos = scp->cursor_pos; 2469 --scp->sc->videoio_in_progress; 2470 } 2471 2472 void 2473 sc_remove_cursor_image(scr_stat *scp) 2474 { 2475 /* assert(scp == scp->sc->cur_scp); */ 2476 ++scp->sc->videoio_in_progress; 2477 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2478 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2479 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2480 --scp->sc->videoio_in_progress; 2481 } 2482 2483 static void 2484 update_cursor_image(scr_stat *scp) 2485 { 2486 /* assert(scp == scp->sc->cur_scp); */ 2487 sc_remove_cursor_image(scp); 2488 sc_set_cursor_image(scp); 2489 sc_draw_cursor_image(scp); 2490 } 2491 2492 void 2493 sc_set_cursor_image(scr_stat *scp) 2494 { 2495 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2496 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2497 /* hidden cursor is internally represented as zero-height underline */ 2498 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2499 scp->curs_attr.base = scp->curs_attr.height = 0; 2500 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2501 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2502 scp->font_size - 1); 2503 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2504 scp->font_size - scp->curs_attr.base); 2505 } else { /* block cursor */ 2506 scp->curs_attr.base = 0; 2507 scp->curs_attr.height = scp->font_size; 2508 } 2509 2510 /* assert(scp == scp->sc->cur_scp); */ 2511 ++scp->sc->videoio_in_progress; 2512 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2513 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2514 --scp->sc->videoio_in_progress; 2515 } 2516 2517 static void 2518 change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2519 { 2520 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2521 sc_remove_cursor_image(scp); 2522 2523 if (base >= 0) 2524 scp->curr_curs_attr.base = base; 2525 if (height >= 0) 2526 scp->curr_curs_attr.height = height; 2527 if (flags & CONS_RESET_CURSOR) 2528 scp->curr_curs_attr = scp->dflt_curs_attr; 2529 else 2530 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2531 2532 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2533 sc_set_cursor_image(scp); 2534 sc_draw_cursor_image(scp); 2535 } 2536 } 2537 2538 void 2539 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2540 { 2541 sc_softc_t *sc; 2542 struct cdev *dev; 2543 int s; 2544 int i; 2545 2546 s = spltty(); 2547 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2548 /* local (per vty) change */ 2549 change_cursor_shape(scp, flags, base, height); 2550 splx(s); 2551 return; 2552 } 2553 2554 /* global change */ 2555 sc = scp->sc; 2556 if (base >= 0) 2557 sc->curs_attr.base = base; 2558 if (height >= 0) 2559 sc->curs_attr.height = height; 2560 if (flags != -1) { 2561 if (flags & CONS_RESET_CURSOR) 2562 sc->curs_attr = sc->dflt_curs_attr; 2563 else 2564 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2565 } 2566 2567 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2568 if ((dev = SC_DEV(sc, i)) == NULL) 2569 continue; 2570 if ((scp = sc_get_stat(dev)) == NULL) 2571 continue; 2572 scp->dflt_curs_attr = sc->curs_attr; 2573 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2574 } 2575 splx(s); 2576 } 2577 2578 static void 2579 scinit(int unit, int flags) 2580 { 2581 /* 2582 * When syscons is being initialized as the kernel console, malloc() 2583 * is not yet functional, because various kernel structures has not been 2584 * fully initialized yet. Therefore, we need to declare the following 2585 * static buffers for the console. This is less than ideal, 2586 * but is necessry evil for the time being. XXX 2587 */ 2588 #ifdef PC98 2589 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2590 #else 2591 static u_short sc_buffer[ROW*COL]; /* XXX */ 2592 #endif 2593 #ifndef SC_NO_FONT_LOADING 2594 static u_char font_8[256*8]; 2595 static u_char font_14[256*14]; 2596 static u_char font_16[256*16]; 2597 #endif 2598 2599 sc_softc_t *sc; 2600 scr_stat *scp; 2601 video_adapter_t *adp; 2602 int col; 2603 int row; 2604 int i; 2605 2606 /* one time initialization */ 2607 if (init_done == COLD) 2608 sc_get_bios_values(&bios_value); 2609 init_done = WARM; 2610 2611 /* 2612 * Allocate resources. Even if we are being called for the second 2613 * time, we must allocate them again, because they might have 2614 * disappeared... 2615 */ 2616 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2617 adp = NULL; 2618 if (sc->adapter >= 0) { 2619 vid_release(sc->adp, (void *)&sc->adapter); 2620 adp = sc->adp; 2621 sc->adp = NULL; 2622 } 2623 if (sc->keyboard >= 0) { 2624 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2625 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2626 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2627 if (sc->kbd != NULL) { 2628 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2629 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2630 } 2631 sc->kbd = NULL; 2632 } 2633 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2634 sc->adp = vid_get_adapter(sc->adapter); 2635 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2636 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2637 sckbdevent, sc); 2638 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2639 sc->kbd = kbd_get_keyboard(sc->keyboard); 2640 if (sc->kbd != NULL) { 2641 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2642 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2643 } 2644 2645 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2646 2647 sc->initial_mode = sc->adp->va_initial_mode; 2648 2649 #ifndef SC_NO_FONT_LOADING 2650 if (flags & SC_KERNEL_CONSOLE) { 2651 sc->font_8 = font_8; 2652 sc->font_14 = font_14; 2653 sc->font_16 = font_16; 2654 } else if (sc->font_8 == NULL) { 2655 /* assert(sc_malloc) */ 2656 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2657 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2658 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2659 } 2660 #endif 2661 2662 /* extract the hardware cursor location and hide the cursor for now */ 2663 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2664 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2665 2666 /* set up the first console */ 2667 sc->first_vty = unit*MAXCONS; 2668 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2669 if (flags & SC_KERNEL_CONSOLE) { 2670 /* 2671 * Set up devs structure but don't use it yet, calling make_dev() 2672 * might panic kernel. Wait for sc_attach_unit() to actually 2673 * create the devices. 2674 */ 2675 sc->dev = main_devs; 2676 scp = &main_console; 2677 init_scp(sc, sc->first_vty, scp); 2678 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2679 (void *)sc_buffer, FALSE); 2680 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2681 sc_init_emulator(scp, "*"); 2682 (*scp->tsw->te_default_attr)(scp, 2683 kernel_default.std_color, 2684 kernel_default.rev_color); 2685 } else { 2686 /* assert(sc_malloc) */ 2687 sc->dev = malloc(sizeof(struct cdev *)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2688 sc->dev[0] = make_dev(&sc_cdevsw, unit * MAXCONS, 2689 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", unit * MAXCONS); 2690 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2691 scp = alloc_scp(sc, sc->first_vty); 2692 SC_STAT(sc->dev[0]) = scp; 2693 } 2694 sc->cur_scp = scp; 2695 2696 #ifndef __sparc64__ 2697 /* copy screen to temporary buffer */ 2698 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2699 (void *)scp->sc->adp->va_window, FALSE); 2700 if (ISTEXTSC(scp)) 2701 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2702 #endif 2703 2704 /* move cursors to the initial positions */ 2705 if (col >= scp->xsize) 2706 col = 0; 2707 if (row >= scp->ysize) 2708 row = scp->ysize - 1; 2709 scp->xpos = col; 2710 scp->ypos = row; 2711 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2712 2713 if (bios_value.cursor_end < scp->font_size) 2714 sc->dflt_curs_attr.base = scp->font_size - 2715 bios_value.cursor_end - 1; 2716 else 2717 sc->dflt_curs_attr.base = 0; 2718 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2719 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2720 sc->dflt_curs_attr.flags = 0; 2721 sc->curs_attr = sc->dflt_curs_attr; 2722 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2723 2724 #ifndef SC_NO_SYSMOUSE 2725 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2726 #endif 2727 if (!ISGRAPHSC(scp)) { 2728 sc_set_cursor_image(scp); 2729 sc_draw_cursor_image(scp); 2730 } 2731 2732 /* save font and palette */ 2733 #ifndef SC_NO_FONT_LOADING 2734 sc->fonts_loaded = 0; 2735 if (ISFONTAVAIL(sc->adp->va_flags)) { 2736 #ifdef SC_DFLT_FONT 2737 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2738 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2739 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2740 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2741 if (scp->font_size < 14) { 2742 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2743 } else if (scp->font_size >= 16) { 2744 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2745 } else { 2746 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2747 } 2748 #else /* !SC_DFLT_FONT */ 2749 if (scp->font_size < 14) { 2750 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2751 sc->fonts_loaded = FONT_8; 2752 } else if (scp->font_size >= 16) { 2753 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2754 sc->fonts_loaded = FONT_16; 2755 } else { 2756 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2757 sc->fonts_loaded = FONT_14; 2758 } 2759 #endif /* SC_DFLT_FONT */ 2760 /* FONT KLUDGE: always use the font page #0. XXX */ 2761 sc_show_font(scp, 0); 2762 } 2763 #endif /* !SC_NO_FONT_LOADING */ 2764 2765 #ifndef SC_NO_PALETTE_LOADING 2766 save_palette(sc->adp, sc->palette); 2767 #endif 2768 2769 #ifdef DEV_SPLASH 2770 if (!(sc->flags & SC_SPLASH_SCRN)) { 2771 /* we are ready to put up the splash image! */ 2772 splash_init(sc->adp, scsplash_callback, sc); 2773 sc->flags |= SC_SPLASH_SCRN; 2774 } 2775 #endif 2776 } 2777 2778 /* the rest is not necessary, if we have done it once */ 2779 if (sc->flags & SC_INIT_DONE) 2780 return; 2781 2782 /* initialize mapscrn arrays to a one to one map */ 2783 for (i = 0; i < sizeof(sc->scr_map); i++) 2784 sc->scr_map[i] = sc->scr_rmap[i] = i; 2785 #ifdef PC98 2786 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2787 #endif 2788 2789 sc->flags |= SC_INIT_DONE; 2790 } 2791 2792 static void 2793 scterm(int unit, int flags) 2794 { 2795 sc_softc_t *sc; 2796 scr_stat *scp; 2797 2798 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2799 if (sc == NULL) 2800 return; /* shouldn't happen */ 2801 2802 #ifdef DEV_SPLASH 2803 /* this console is no longer available for the splash screen */ 2804 if (sc->flags & SC_SPLASH_SCRN) { 2805 splash_term(sc->adp); 2806 sc->flags &= ~SC_SPLASH_SCRN; 2807 } 2808 #endif 2809 2810 #if 0 /* XXX */ 2811 /* move the hardware cursor to the upper-left corner */ 2812 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2813 #endif 2814 2815 /* release the keyboard and the video card */ 2816 if (sc->keyboard >= 0) 2817 kbd_release(sc->kbd, &sc->keyboard); 2818 if (sc->adapter >= 0) 2819 vid_release(sc->adp, &sc->adapter); 2820 2821 /* stop the terminal emulator, if any */ 2822 scp = sc_get_stat(sc->dev[0]); 2823 if (scp->tsw) 2824 (*scp->tsw->te_term)(scp, &scp->ts); 2825 if (scp->ts != NULL) 2826 free(scp->ts, M_DEVBUF); 2827 2828 /* clear the structure */ 2829 if (!(flags & SC_KERNEL_CONSOLE)) { 2830 /* XXX: We need delete_dev() for this */ 2831 free(sc->dev, M_DEVBUF); 2832 #if 0 2833 /* XXX: We need a ttyunregister for this */ 2834 free(sc->tty, M_DEVBUF); 2835 #endif 2836 #ifndef SC_NO_FONT_LOADING 2837 free(sc->font_8, M_DEVBUF); 2838 free(sc->font_14, M_DEVBUF); 2839 free(sc->font_16, M_DEVBUF); 2840 #endif 2841 /* XXX vtb, history */ 2842 } 2843 bzero(sc, sizeof(*sc)); 2844 sc->keyboard = -1; 2845 sc->adapter = -1; 2846 } 2847 2848 static void 2849 scshutdown(void *arg, int howto) 2850 { 2851 /* assert(sc_console != NULL) */ 2852 2853 sc_touch_scrn_saver(); 2854 if (!cold && sc_console 2855 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2856 && sc_console->smode.mode == VT_AUTO) 2857 sc_switch_scr(sc_console->sc, sc_console->index); 2858 shutdown_in_progress = TRUE; 2859 } 2860 2861 int 2862 sc_clean_up(scr_stat *scp) 2863 { 2864 #ifdef DEV_SPLASH 2865 int error; 2866 #endif 2867 2868 if (scp->sc->flags & SC_SCRN_BLANKED) { 2869 sc_touch_scrn_saver(); 2870 #ifdef DEV_SPLASH 2871 if ((error = wait_scrn_saver_stop(scp->sc))) 2872 return error; 2873 #endif 2874 } 2875 scp->status |= MOUSE_HIDDEN; 2876 sc_remove_mouse_image(scp); 2877 sc_remove_cutmarking(scp); 2878 return 0; 2879 } 2880 2881 void 2882 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2883 { 2884 sc_vtb_t new; 2885 sc_vtb_t old; 2886 2887 old = scp->vtb; 2888 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2889 if (!discard && (old.vtb_flags & VTB_VALID)) { 2890 /* retain the current cursor position and buffer contants */ 2891 scp->cursor_oldpos = scp->cursor_pos; 2892 /* 2893 * This works only if the old buffer has the same size as or larger 2894 * than the new one. XXX 2895 */ 2896 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2897 scp->vtb = new; 2898 } else { 2899 scp->vtb = new; 2900 sc_vtb_destroy(&old); 2901 } 2902 2903 #ifndef SC_NO_SYSMOUSE 2904 /* move the mouse cursor at the center of the screen */ 2905 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2906 #endif 2907 } 2908 2909 static scr_stat 2910 *alloc_scp(sc_softc_t *sc, int vty) 2911 { 2912 scr_stat *scp; 2913 2914 /* assert(sc_malloc) */ 2915 2916 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2917 init_scp(sc, vty, scp); 2918 2919 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2920 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2921 sc_init_emulator(scp, "*"); 2922 2923 #ifndef SC_NO_CUTPASTE 2924 sc_alloc_cut_buffer(scp, TRUE); 2925 #endif 2926 2927 #ifndef SC_NO_HISTORY 2928 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2929 #endif 2930 2931 return scp; 2932 } 2933 2934 static void 2935 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2936 { 2937 video_info_t info; 2938 2939 bzero(scp, sizeof(*scp)); 2940 2941 scp->index = vty; 2942 scp->sc = sc; 2943 scp->status = 0; 2944 scp->mode = sc->initial_mode; 2945 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2946 if (info.vi_flags & V_INFO_GRAPHICS) { 2947 scp->status |= GRAPHICS_MODE; 2948 scp->xpixel = info.vi_width; 2949 scp->ypixel = info.vi_height; 2950 scp->xsize = info.vi_width/info.vi_cwidth; 2951 scp->ysize = info.vi_height/info.vi_cheight; 2952 scp->font_size = 0; 2953 scp->font = NULL; 2954 } else { 2955 scp->xsize = info.vi_width; 2956 scp->ysize = info.vi_height; 2957 scp->xpixel = scp->xsize*info.vi_cwidth; 2958 scp->ypixel = scp->ysize*info.vi_cheight; 2959 scp->font_size = info.vi_cheight; 2960 scp->font_width = info.vi_cwidth; 2961 if (info.vi_cheight < 14) { 2962 #ifndef SC_NO_FONT_LOADING 2963 scp->font = sc->font_8; 2964 #else 2965 scp->font = NULL; 2966 #endif 2967 } else if (info.vi_cheight >= 16) { 2968 #ifndef SC_NO_FONT_LOADING 2969 scp->font = sc->font_16; 2970 #else 2971 scp->font = NULL; 2972 #endif 2973 } else { 2974 #ifndef SC_NO_FONT_LOADING 2975 scp->font = sc->font_14; 2976 #else 2977 scp->font = NULL; 2978 #endif 2979 } 2980 } 2981 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 2982 #ifndef __sparc64__ 2983 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 2984 #endif 2985 scp->xoff = scp->yoff = 0; 2986 scp->xpos = scp->ypos = 0; 2987 scp->start = scp->xsize * scp->ysize - 1; 2988 scp->end = 0; 2989 scp->tsw = NULL; 2990 scp->ts = NULL; 2991 scp->rndr = NULL; 2992 scp->border = BG_BLACK; 2993 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2994 scp->mouse_cut_start = scp->xsize*scp->ysize; 2995 scp->mouse_cut_end = -1; 2996 scp->mouse_signal = 0; 2997 scp->mouse_pid = 0; 2998 scp->mouse_proc = NULL; 2999 scp->kbd_mode = K_XLATE; 3000 scp->bell_pitch = bios_value.bell_pitch; 3001 scp->bell_duration = BELL_DURATION; 3002 scp->status |= (bios_value.shift_state & NLKED); 3003 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3004 scp->pid = 0; 3005 scp->proc = NULL; 3006 scp->smode.mode = VT_AUTO; 3007 scp->history = NULL; 3008 scp->history_pos = 0; 3009 scp->history_size = 0; 3010 } 3011 3012 int 3013 sc_init_emulator(scr_stat *scp, char *name) 3014 { 3015 sc_term_sw_t *sw; 3016 sc_rndr_sw_t *rndr; 3017 void *p; 3018 int error; 3019 3020 if (name == NULL) /* if no name is given, use the current emulator */ 3021 sw = scp->tsw; 3022 else /* ...otherwise find the named emulator */ 3023 sw = sc_term_match(name); 3024 if (sw == NULL) 3025 return EINVAL; 3026 3027 rndr = NULL; 3028 if (strcmp(sw->te_renderer, "*") != 0) { 3029 rndr = sc_render_match(scp, sw->te_renderer, 3030 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3031 } 3032 if (rndr == NULL) { 3033 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3034 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3035 if (rndr == NULL) 3036 return ENODEV; 3037 } 3038 3039 if (sw == scp->tsw) { 3040 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3041 scp->rndr = rndr; 3042 sc_clear_screen(scp); 3043 /* assert(error == 0); */ 3044 return error; 3045 } 3046 3047 if (sc_malloc && (sw->te_size > 0)) 3048 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3049 else 3050 p = NULL; 3051 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3052 if (error) 3053 return error; 3054 3055 if (scp->tsw) 3056 (*scp->tsw->te_term)(scp, &scp->ts); 3057 if (scp->ts != NULL) 3058 free(scp->ts, M_DEVBUF); 3059 scp->tsw = sw; 3060 scp->ts = p; 3061 scp->rndr = rndr; 3062 3063 /* XXX */ 3064 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3065 sc_clear_screen(scp); 3066 3067 return 0; 3068 } 3069 3070 /* 3071 * scgetc(flags) - get character from keyboard. 3072 * If flags & SCGETC_CN, then avoid harmful side effects. 3073 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3074 * return NOKEY if there is nothing there. 3075 */ 3076 static u_int 3077 scgetc(sc_softc_t *sc, u_int flags) 3078 { 3079 scr_stat *scp; 3080 #ifndef SC_NO_HISTORY 3081 struct tty *tp; 3082 #endif 3083 u_int c; 3084 int this_scr; 3085 int f; 3086 int i; 3087 3088 if (sc->kbd == NULL) 3089 return NOKEY; 3090 3091 next_code: 3092 #if 1 3093 /* I don't like this, but... XXX */ 3094 if (flags & SCGETC_CN) 3095 sccnupdate(sc->cur_scp); 3096 #endif 3097 scp = sc->cur_scp; 3098 /* first see if there is something in the keyboard port */ 3099 for (;;) { 3100 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3101 if (c == ERRKEY) { 3102 if (!(flags & SCGETC_CN)) 3103 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3104 } else if (c == NOKEY) 3105 return c; 3106 else 3107 break; 3108 } 3109 3110 /* make screensaver happy */ 3111 if (!(c & RELKEY)) 3112 sc_touch_scrn_saver(); 3113 3114 if (!(flags & SCGETC_CN)) 3115 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3116 3117 if (scp->kbd_mode != K_XLATE) 3118 return KEYCHAR(c); 3119 3120 /* if scroll-lock pressed allow history browsing */ 3121 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3122 3123 scp->status &= ~CURSOR_ENABLED; 3124 sc_remove_cursor_image(scp); 3125 3126 #ifndef SC_NO_HISTORY 3127 if (!(scp->status & BUFFER_SAVED)) { 3128 scp->status |= BUFFER_SAVED; 3129 sc_hist_save(scp); 3130 } 3131 switch (c) { 3132 /* FIXME: key codes */ 3133 case SPCLKEY | FKEY | F(49): /* home key */ 3134 sc_remove_cutmarking(scp); 3135 sc_hist_home(scp); 3136 goto next_code; 3137 3138 case SPCLKEY | FKEY | F(57): /* end key */ 3139 sc_remove_cutmarking(scp); 3140 sc_hist_end(scp); 3141 goto next_code; 3142 3143 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3144 sc_remove_cutmarking(scp); 3145 if (sc_hist_up_line(scp)) 3146 if (!(flags & SCGETC_CN)) 3147 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3148 goto next_code; 3149 3150 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3151 sc_remove_cutmarking(scp); 3152 if (sc_hist_down_line(scp)) 3153 if (!(flags & SCGETC_CN)) 3154 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3155 goto next_code; 3156 3157 case SPCLKEY | FKEY | F(51): /* page up key */ 3158 sc_remove_cutmarking(scp); 3159 for (i=0; i<scp->ysize; i++) 3160 if (sc_hist_up_line(scp)) { 3161 if (!(flags & SCGETC_CN)) 3162 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3163 break; 3164 } 3165 goto next_code; 3166 3167 case SPCLKEY | FKEY | F(59): /* page down key */ 3168 sc_remove_cutmarking(scp); 3169 for (i=0; i<scp->ysize; i++) 3170 if (sc_hist_down_line(scp)) { 3171 if (!(flags & SCGETC_CN)) 3172 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3173 break; 3174 } 3175 goto next_code; 3176 } 3177 #endif /* SC_NO_HISTORY */ 3178 } 3179 3180 /* 3181 * Process and consume special keys here. Return a plain char code 3182 * or a char code with the META flag or a function key code. 3183 */ 3184 if (c & RELKEY) { 3185 /* key released */ 3186 /* goto next_code */ 3187 } else { 3188 /* key pressed */ 3189 if (c & SPCLKEY) { 3190 c &= ~SPCLKEY; 3191 switch (KEYCHAR(c)) { 3192 /* LOCKING KEYS */ 3193 case NLK: case CLK: case ALK: 3194 break; 3195 case SLK: 3196 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3197 if (f & SLKED) { 3198 scp->status |= SLKED; 3199 } else { 3200 if (scp->status & SLKED) { 3201 scp->status &= ~SLKED; 3202 #ifndef SC_NO_HISTORY 3203 if (scp->status & BUFFER_SAVED) { 3204 if (!sc_hist_restore(scp)) 3205 sc_remove_cutmarking(scp); 3206 scp->status &= ~BUFFER_SAVED; 3207 scp->status |= CURSOR_ENABLED; 3208 sc_draw_cursor_image(scp); 3209 } 3210 tp = VIRTUAL_TTY(sc, scp->index); 3211 if (ISTTYOPEN(tp)) 3212 scstart(tp); 3213 #endif 3214 } 3215 } 3216 break; 3217 3218 case PASTE: 3219 #ifndef SC_NO_CUTPASTE 3220 sc_mouse_paste(scp); 3221 #endif 3222 break; 3223 3224 /* NON-LOCKING KEYS */ 3225 case NOP: 3226 case LSH: case RSH: case LCTR: case RCTR: 3227 case LALT: case RALT: case ASH: case META: 3228 break; 3229 3230 case BTAB: 3231 if (!(sc->flags & SC_SCRN_BLANKED)) 3232 return c; 3233 break; 3234 3235 case SPSC: 3236 #ifdef DEV_SPLASH 3237 /* force activatation/deactivation of the screen saver */ 3238 if (!(sc->flags & SC_SCRN_BLANKED)) { 3239 run_scrn_saver = TRUE; 3240 sc->scrn_time_stamp -= scrn_blank_time; 3241 } 3242 if (cold) { 3243 /* 3244 * While devices are being probed, the screen saver need 3245 * to be invoked explictly. XXX 3246 */ 3247 if (sc->flags & SC_SCRN_BLANKED) { 3248 scsplash_stick(FALSE); 3249 stop_scrn_saver(sc, current_saver); 3250 } else { 3251 if (!ISGRAPHSC(scp)) { 3252 scsplash_stick(TRUE); 3253 (*current_saver)(sc, TRUE); 3254 } 3255 } 3256 } 3257 #endif /* DEV_SPLASH */ 3258 break; 3259 3260 case RBT: 3261 #ifndef SC_DISABLE_REBOOT 3262 shutdown_nice(0); 3263 #endif 3264 break; 3265 3266 case HALT: 3267 #ifndef SC_DISABLE_REBOOT 3268 shutdown_nice(RB_HALT); 3269 #endif 3270 break; 3271 3272 case PDWN: 3273 #ifndef SC_DISABLE_REBOOT 3274 shutdown_nice(RB_HALT|RB_POWEROFF); 3275 #endif 3276 break; 3277 3278 case SUSP: 3279 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3280 break; 3281 case STBY: 3282 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3283 break; 3284 3285 case DBG: 3286 #ifndef SC_DISABLE_KDBKEY 3287 kdb_enter("manual escape to debugger"); 3288 #endif 3289 break; 3290 3291 case PNC: 3292 if (enable_panic_key) 3293 panic("Forced by the panic key"); 3294 break; 3295 3296 case NEXT: 3297 this_scr = scp->index; 3298 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3299 sc->first_vty + i != this_scr; 3300 i = (i + 1)%sc->vtys) { 3301 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3302 if (ISTTYOPEN(tp)) { 3303 sc_switch_scr(scp->sc, sc->first_vty + i); 3304 break; 3305 } 3306 } 3307 break; 3308 3309 case PREV: 3310 this_scr = scp->index; 3311 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3312 sc->first_vty + i != this_scr; 3313 i = (i + sc->vtys - 1)%sc->vtys) { 3314 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3315 if (ISTTYOPEN(tp)) { 3316 sc_switch_scr(scp->sc, sc->first_vty + i); 3317 break; 3318 } 3319 } 3320 break; 3321 3322 default: 3323 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3324 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3325 break; 3326 } 3327 /* assert(c & FKEY) */ 3328 if (!(sc->flags & SC_SCRN_BLANKED)) 3329 return c; 3330 break; 3331 } 3332 /* goto next_code */ 3333 } else { 3334 /* regular keys (maybe MKEY is set) */ 3335 if (!(sc->flags & SC_SCRN_BLANKED)) 3336 return c; 3337 } 3338 } 3339 3340 goto next_code; 3341 } 3342 3343 static int 3344 scmmap(struct cdev *dev, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3345 { 3346 scr_stat *scp; 3347 3348 scp = sc_get_stat(dev); 3349 if (scp != scp->sc->cur_scp) 3350 return -1; 3351 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, paddr, nprot); 3352 } 3353 3354 static int 3355 save_kbd_state(scr_stat *scp) 3356 { 3357 int state; 3358 int error; 3359 3360 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3361 if (error == ENOIOCTL) 3362 error = ENODEV; 3363 if (error == 0) { 3364 scp->status &= ~LOCK_MASK; 3365 scp->status |= state; 3366 } 3367 return error; 3368 } 3369 3370 static int 3371 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3372 { 3373 int state; 3374 int error; 3375 3376 if (mask != LOCK_MASK) { 3377 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3378 if (error == ENOIOCTL) 3379 error = ENODEV; 3380 if (error) 3381 return error; 3382 state &= ~mask; 3383 state |= new_bits & mask; 3384 } else { 3385 state = new_bits & LOCK_MASK; 3386 } 3387 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3388 if (error == ENOIOCTL) 3389 error = ENODEV; 3390 return error; 3391 } 3392 3393 static int 3394 update_kbd_leds(scr_stat *scp, int which) 3395 { 3396 int error; 3397 3398 which &= LOCK_MASK; 3399 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3400 if (error == ENOIOCTL) 3401 error = ENODEV; 3402 return error; 3403 } 3404 3405 int 3406 set_mode(scr_stat *scp) 3407 { 3408 video_info_t info; 3409 3410 /* reject unsupported mode */ 3411 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3412 return 1; 3413 3414 /* if this vty is not currently showing, do nothing */ 3415 if (scp != scp->sc->cur_scp) 3416 return 0; 3417 3418 /* setup video hardware for the given mode */ 3419 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3420 #ifndef __sparc64__ 3421 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3422 (void *)scp->sc->adp->va_window, FALSE); 3423 #endif 3424 3425 #ifndef SC_NO_FONT_LOADING 3426 /* load appropriate font */ 3427 if (!(scp->status & GRAPHICS_MODE)) { 3428 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3429 if (scp->font_size < 14) { 3430 if (scp->sc->fonts_loaded & FONT_8) 3431 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3432 } else if (scp->font_size >= 16) { 3433 if (scp->sc->fonts_loaded & FONT_16) 3434 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3435 } else { 3436 if (scp->sc->fonts_loaded & FONT_14) 3437 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3438 } 3439 /* 3440 * FONT KLUDGE: 3441 * This is an interim kludge to display correct font. 3442 * Always use the font page #0 on the video plane 2. 3443 * Somehow we cannot show the font in other font pages on 3444 * some video cards... XXX 3445 */ 3446 sc_show_font(scp, 0); 3447 } 3448 mark_all(scp); 3449 } 3450 #endif /* !SC_NO_FONT_LOADING */ 3451 3452 sc_set_border(scp, scp->border); 3453 sc_set_cursor_image(scp); 3454 3455 return 0; 3456 } 3457 3458 void 3459 sc_set_border(scr_stat *scp, int color) 3460 { 3461 ++scp->sc->videoio_in_progress; 3462 (*scp->rndr->draw_border)(scp, color); 3463 --scp->sc->videoio_in_progress; 3464 } 3465 3466 #ifndef SC_NO_FONT_LOADING 3467 void 3468 sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3469 int base, int count) 3470 { 3471 sc_softc_t *sc; 3472 3473 sc = scp->sc; 3474 sc->font_loading_in_progress = TRUE; 3475 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3476 sc->font_loading_in_progress = FALSE; 3477 } 3478 3479 void 3480 sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3481 int base, int count) 3482 { 3483 sc_softc_t *sc; 3484 3485 sc = scp->sc; 3486 sc->font_loading_in_progress = TRUE; 3487 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3488 sc->font_loading_in_progress = FALSE; 3489 } 3490 3491 void 3492 sc_show_font(scr_stat *scp, int page) 3493 { 3494 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3495 } 3496 #endif /* !SC_NO_FONT_LOADING */ 3497 3498 void 3499 sc_paste(scr_stat *scp, u_char *p, int count) 3500 { 3501 struct tty *tp; 3502 u_char *rmap; 3503 3504 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3505 if (!ISTTYOPEN(tp)) 3506 return; 3507 rmap = scp->sc->scr_rmap; 3508 for (; count > 0; --count) 3509 ttyld_rint(tp, rmap[*p++]); 3510 } 3511 3512 void 3513 sc_bell(scr_stat *scp, int pitch, int duration) 3514 { 3515 if (cold || shutdown_in_progress || !enable_bell) 3516 return; 3517 3518 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3519 return; 3520 3521 if (scp->sc->flags & SC_VISUAL_BELL) { 3522 if (scp->sc->blink_in_progress) 3523 return; 3524 scp->sc->blink_in_progress = 3; 3525 if (scp != scp->sc->cur_scp) 3526 scp->sc->blink_in_progress += 2; 3527 blink_screen(scp->sc->cur_scp); 3528 } else if (duration != 0 && pitch != 0) { 3529 if (scp != scp->sc->cur_scp) 3530 pitch *= 2; 3531 sysbeep(pitch, duration); 3532 } 3533 } 3534 3535 static void 3536 blink_screen(void *arg) 3537 { 3538 scr_stat *scp = arg; 3539 struct tty *tp; 3540 3541 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3542 scp->sc->blink_in_progress = 0; 3543 mark_all(scp); 3544 tp = VIRTUAL_TTY(scp->sc, scp->index); 3545 if (ISTTYOPEN(tp)) 3546 scstart(tp); 3547 if (scp->sc->delayed_next_scr) 3548 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3549 } 3550 else { 3551 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3552 scp->sc->blink_in_progress & 1); 3553 scp->sc->blink_in_progress--; 3554 timeout(blink_screen, scp, hz / 10); 3555 } 3556 } 3557 3558 /* 3559 * Until sc_attach_unit() gets called no dev structures will be available 3560 * to store the per-screen current status. This is the case when the 3561 * kernel is initially booting and needs access to its console. During 3562 * this early phase of booting the console's current status is kept in 3563 * one statically defined scr_stat structure, and any pointers to the 3564 * dev structures will be NULL. 3565 */ 3566 3567 static scr_stat * 3568 sc_get_stat(struct cdev *devptr) 3569 { 3570 if (devptr == NULL) 3571 return (&main_console); 3572 return (SC_STAT(devptr)); 3573 } 3574