1 /*- 2 * Copyright (c) 1992-1998 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __FBSDID("$FreeBSD$"); 31 32 #include "opt_syscons.h" 33 #include "opt_splash.h" 34 #include "opt_ddb.h" 35 36 #include <sys/param.h> 37 #include <sys/systm.h> 38 #include <sys/conf.h> 39 #include <sys/cons.h> 40 #include <sys/consio.h> 41 #include <sys/eventhandler.h> 42 #include <sys/fbio.h> 43 #include <sys/kbio.h> 44 #include <sys/kernel.h> 45 #include <sys/lock.h> 46 #include <sys/malloc.h> 47 #include <sys/mutex.h> 48 #include <sys/proc.h> 49 #include <sys/random.h> 50 #include <sys/reboot.h> 51 #include <sys/signalvar.h> 52 #include <sys/sysctl.h> 53 #include <sys/tty.h> 54 #include <sys/power.h> 55 56 #include <machine/clock.h> 57 #if __sparc64__ || __powerpc__ 58 #include <machine/sc_machdep.h> 59 #else 60 #include <machine/pc/display.h> 61 #endif 62 #ifdef __i386__ 63 #include <machine/psl.h> 64 #include <machine/apm_bios.h> 65 #include <machine/frame.h> 66 #endif 67 68 #include <dev/kbd/kbdreg.h> 69 #include <dev/fb/fbreg.h> 70 #include <dev/fb/splashreg.h> 71 #include <dev/syscons/syscons.h> 72 73 #define COLD 0 74 #define WARM 1 75 76 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 77 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 78 79 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 80 81 typedef struct default_attr { 82 int std_color; /* normal hardware color */ 83 int rev_color; /* reverse hardware color */ 84 } default_attr; 85 86 static default_attr user_default = { 87 SC_NORM_ATTR, 88 SC_NORM_REV_ATTR, 89 }; 90 91 static default_attr kernel_default = { 92 SC_KERNEL_CONS_ATTR, 93 SC_KERNEL_CONS_REV_ATTR, 94 }; 95 96 static int sc_console_unit = -1; 97 static int sc_saver_keyb_only = 1; 98 static scr_stat *sc_console; 99 static struct tty *sc_console_tty; 100 static struct consdev *sc_consptr; 101 static void *kernel_console_ts; 102 static scr_stat main_console; 103 static dev_t 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, ""); 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(dev_t 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(dev_t devptr); 157 #if !__alpha__ 158 static void scterm(int unit, int flags); 159 #endif 160 static void scshutdown(void *arg, int howto); 161 static u_int scgetc(sc_softc_t *sc, u_int flags); 162 #define SCGETC_CN 1 163 #define SCGETC_NONBLOCK 2 164 static int sccngetch(int flags); 165 static void sccnupdate(scr_stat *scp); 166 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 167 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 168 static timeout_t scrn_timer; 169 static int and_region(int *s1, int *e1, int s2, int e2); 170 static void scrn_update(scr_stat *scp, int show_cursor); 171 172 #ifdef DEV_SPLASH 173 static int scsplash_callback(int event, void *arg); 174 static void scsplash_saver(sc_softc_t *sc, int show); 175 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 176 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 177 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 178 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 179 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 180 static int wait_scrn_saver_stop(sc_softc_t *sc); 181 #define scsplash_stick(stick) (sticky_splash = (stick)) 182 #else /* !DEV_SPLASH */ 183 #define scsplash_stick(stick) 184 #endif /* DEV_SPLASH */ 185 186 static int do_switch_scr(sc_softc_t *sc, int s); 187 static int vt_proc_alive(scr_stat *scp); 188 static int signal_vt_rel(scr_stat *scp); 189 static int signal_vt_acq(scr_stat *scp); 190 static int finish_vt_rel(scr_stat *scp, int release, int *s); 191 static int finish_vt_acq(scr_stat *scp); 192 static void exchange_scr(sc_softc_t *sc); 193 static void update_cursor_image(scr_stat *scp); 194 static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 195 static int save_kbd_state(scr_stat *scp); 196 static int update_kbd_state(scr_stat *scp, int state, int mask); 197 static int update_kbd_leds(scr_stat *scp, int which); 198 static timeout_t blink_screen; 199 200 static cn_probe_t sccnprobe; 201 static cn_init_t sccninit; 202 static cn_getc_t sccngetc; 203 static cn_checkc_t sccncheckc; 204 static cn_putc_t sccnputc; 205 static cn_dbctl_t sccndbctl; 206 static cn_term_t sccnterm; 207 208 #if __alpha__ 209 void sccnattach(void); 210 #endif 211 212 CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 213 sccndbctl); 214 215 static d_open_t scopen; 216 static d_close_t scclose; 217 static d_read_t scread; 218 static d_ioctl_t scioctl; 219 static d_mmap_t scmmap; 220 221 static struct cdevsw sc_cdevsw = { 222 .d_version = D_VERSION, 223 .d_open = scopen, 224 .d_close = scclose, 225 .d_read = scread, 226 .d_ioctl = scioctl, 227 .d_mmap = scmmap, 228 .d_name = "sc", 229 .d_flags = D_TTY | D_NEEDGIANT, 230 }; 231 232 int 233 sc_probe_unit(int unit, int flags) 234 { 235 if (!scvidprobe(unit, flags, FALSE)) { 236 if (bootverbose) 237 printf("sc%d: no video adapter found.\n", unit); 238 return ENXIO; 239 } 240 241 /* syscons will be attached even when there is no keyboard */ 242 sckbdprobe(unit, flags, FALSE); 243 244 return 0; 245 } 246 247 /* probe video adapters, return TRUE if found */ 248 static int 249 scvidprobe(int unit, int flags, int cons) 250 { 251 /* 252 * Access the video adapter driver through the back door! 253 * Video adapter drivers need to be configured before syscons. 254 * However, when syscons is being probed as the low-level console, 255 * they have not been initialized yet. We force them to initialize 256 * themselves here. XXX 257 */ 258 vid_configure(cons ? VIO_PROBE_ONLY : 0); 259 260 return (vid_find_adapter("*", unit) >= 0); 261 } 262 263 /* probe the keyboard, return TRUE if found */ 264 static int 265 sckbdprobe(int unit, int flags, int cons) 266 { 267 /* access the keyboard driver through the backdoor! */ 268 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 269 270 return (kbd_find_keyboard("*", unit) >= 0); 271 } 272 273 static char 274 *adapter_name(video_adapter_t *adp) 275 { 276 static struct { 277 int type; 278 char *name[2]; 279 } names[] = { 280 { KD_MONO, { "MDA", "MDA" } }, 281 { KD_HERCULES, { "Hercules", "Hercules" } }, 282 { KD_CGA, { "CGA", "CGA" } }, 283 { KD_EGA, { "EGA", "EGA (mono)" } }, 284 { KD_VGA, { "VGA", "VGA (mono)" } }, 285 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 286 { KD_TGA, { "TGA", "TGA" } }, 287 { -1, { "Unknown", "Unknown" } }, 288 }; 289 int i; 290 291 for (i = 0; names[i].type != -1; ++i) 292 if (names[i].type == adp->va_type) 293 break; 294 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 295 } 296 297 int 298 sc_attach_unit(int unit, int flags) 299 { 300 sc_softc_t *sc; 301 scr_stat *scp; 302 #ifdef SC_PIXEL_MODE 303 video_info_t info; 304 #endif 305 int vc; 306 dev_t dev; 307 308 flags &= ~SC_KERNEL_CONSOLE; 309 310 if (sc_console_unit == unit) { 311 /* 312 * If this unit is being used as the system console, we need to 313 * adjust some variables and buffers before and after scinit(). 314 */ 315 /* assert(sc_console != NULL) */ 316 flags |= SC_KERNEL_CONSOLE; 317 scmeminit(NULL); 318 319 scinit(unit, flags); 320 321 if (sc_console->tsw->te_size > 0) { 322 /* assert(sc_console->ts != NULL); */ 323 kernel_console_ts = sc_console->ts; 324 sc_console->ts = malloc(sc_console->tsw->te_size, 325 M_DEVBUF, M_WAITOK); 326 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 327 (*sc_console->tsw->te_default_attr)(sc_console, 328 user_default.std_color, 329 user_default.rev_color); 330 } 331 } else { 332 scinit(unit, flags); 333 } 334 335 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 336 sc->config = flags; 337 scp = sc_get_stat(sc->dev[0]); 338 if (sc_console == NULL) /* sc_console_unit < 0 */ 339 sc_console = scp; 340 341 #ifdef SC_PIXEL_MODE 342 if ((sc->config & SC_VESA800X600) 343 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 344 #ifdef DEV_SPLASH 345 if (sc->flags & SC_SPLASH_SCRN) 346 splash_term(sc->adp); 347 #endif 348 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 349 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 350 sc->initial_mode = M_VESA_800x600; 351 #ifdef DEV_SPLASH 352 /* put up the splash again! */ 353 if (sc->flags & SC_SPLASH_SCRN) 354 splash_init(sc->adp, scsplash_callback, sc); 355 #endif 356 } 357 #endif /* SC_PIXEL_MODE */ 358 359 /* initialize cursor */ 360 if (!ISGRAPHSC(scp)) 361 update_cursor_image(scp); 362 363 /* get screen update going */ 364 scrn_timer(sc); 365 366 /* set up the keyboard */ 367 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 368 update_kbd_state(scp, scp->status, LOCK_MASK); 369 370 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 371 unit, adapter_name(sc->adp), sc->vtys, sc->config); 372 if (bootverbose) { 373 printf("sc%d:", unit); 374 if (sc->adapter >= 0) 375 printf(" fb%d", sc->adapter); 376 if (sc->keyboard >= 0) 377 printf(", kbd%d", sc->keyboard); 378 if (scp->tsw) 379 printf(", terminal emulator: %s (%s)", 380 scp->tsw->te_name, scp->tsw->te_desc); 381 printf("\n"); 382 } 383 384 /* register a shutdown callback for the kernel console */ 385 if (sc_console_unit == unit) 386 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 387 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 388 389 for (vc = 0; vc < sc->vtys; vc++) { 390 if (sc->dev[vc] == NULL) { 391 dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 392 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 393 sc->dev[vc] = dev; 394 sc->dev[vc]->si_tty = ttymalloc(sc->dev[vc]->si_tty); 395 if (vc == 0 && sc->dev == main_devs) 396 SC_STAT(sc->dev[0]) = &main_console; 397 } 398 /* 399 * The first vty already has struct tty and scr_stat initialized 400 * in scinit(). The other vtys will have these structs when 401 * first opened. 402 */ 403 } 404 405 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 406 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 407 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); 408 SC_STAT(dev) = sc_console; 409 410 return 0; 411 } 412 413 static void 414 scmeminit(void *arg) 415 { 416 if (sc_malloc) 417 return; 418 sc_malloc = TRUE; 419 420 /* 421 * As soon as malloc() becomes functional, we had better allocate 422 * various buffers for the kernel console. 423 */ 424 425 if (sc_console_unit < 0) /* sc_console == NULL */ 426 return; 427 428 /* copy the temporary buffer to the final buffer */ 429 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 430 431 #ifndef SC_NO_CUTPASTE 432 sc_alloc_cut_buffer(sc_console, FALSE); 433 #endif 434 435 #ifndef SC_NO_HISTORY 436 /* initialize history buffer & pointers */ 437 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 438 #endif 439 } 440 441 /* XXX */ 442 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 443 444 static int 445 scdevtounit(dev_t dev) 446 { 447 int vty = SC_VTY(dev); 448 449 if (vty == SC_CONSOLECTL) 450 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 451 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 452 return -1; 453 else 454 return vty/MAXCONS; 455 } 456 457 static int 458 scopen(dev_t dev, int flag, int mode, struct thread *td) 459 { 460 int unit = scdevtounit(dev); 461 sc_softc_t *sc; 462 struct tty *tp; 463 scr_stat *scp; 464 #ifndef __sparc64__ 465 keyarg_t key; 466 #endif 467 int error; 468 469 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 470 major(dev), minor(dev), unit, SC_VTY(dev))); 471 472 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 473 if (sc == NULL) 474 return ENXIO; 475 476 tp = dev->si_tty = ttymalloc(dev->si_tty); 477 tp->t_oproc = scstart; 478 tp->t_param = scparam; 479 tp->t_stop = nottystop; 480 tp->t_dev = dev; 481 if (!ISTTYOPEN(tp)) { 482 ttychars(tp); 483 /* Use the current setting of the <-- key as default VERASE. */ 484 /* If the Delete key is preferable, an stty is necessary */ 485 #ifndef __sparc64__ 486 if (sc->kbd != NULL) { 487 key.keynum = KEYCODE_BS; 488 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 489 tp->t_cc[VERASE] = key.key.map[0]; 490 } 491 #endif 492 tp->t_iflag = TTYDEF_IFLAG; 493 tp->t_oflag = TTYDEF_OFLAG; 494 tp->t_cflag = TTYDEF_CFLAG; 495 tp->t_lflag = TTYDEF_LFLAG; 496 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 497 scparam(tp, &tp->t_termios); 498 (*linesw[tp->t_line].l_modem)(tp, 1); 499 } 500 else 501 if (tp->t_state & TS_XCLUDE && suser(td)) 502 return(EBUSY); 503 504 error = (*linesw[tp->t_line].l_open)(dev, tp); 505 506 scp = sc_get_stat(dev); 507 if (scp == NULL) { 508 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 509 if (ISGRAPHSC(scp)) 510 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 511 } 512 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 513 tp->t_winsize.ws_col = scp->xsize; 514 tp->t_winsize.ws_row = scp->ysize; 515 } 516 517 return error; 518 } 519 520 static int 521 scclose(dev_t dev, int flag, int mode, struct thread *td) 522 { 523 struct tty *tp = dev->si_tty; 524 scr_stat *scp; 525 int s; 526 527 if (SC_VTY(dev) != SC_CONSOLECTL) { 528 scp = sc_get_stat(tp->t_dev); 529 /* were we in the middle of the VT switching process? */ 530 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 531 s = spltty(); 532 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 533 cnavailable(sc_consptr, TRUE); 534 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 535 DPRINTF(5, ("reset WAIT_REL, ")); 536 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 537 DPRINTF(5, ("reset WAIT_ACQ, ")); 538 #if not_yet_done 539 if (scp == &main_console) { 540 scp->pid = 0; 541 scp->proc = NULL; 542 scp->smode.mode = VT_AUTO; 543 } 544 else { 545 sc_vtb_destroy(&scp->vtb); 546 #ifndef __sparc64__ 547 sc_vtb_destroy(&scp->scr); 548 #endif 549 sc_free_history_buffer(scp, scp->ysize); 550 SC_STAT(dev) = NULL; 551 free(scp, M_DEVBUF); 552 } 553 #else 554 scp->pid = 0; 555 scp->proc = NULL; 556 scp->smode.mode = VT_AUTO; 557 #endif 558 scp->kbd_mode = K_XLATE; 559 if (scp == scp->sc->cur_scp) 560 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 561 DPRINTF(5, ("done.\n")); 562 } 563 spltty(); 564 (*linesw[tp->t_line].l_close)(tp, flag); 565 ttyclose(tp); 566 spl0(); 567 return(0); 568 } 569 570 static int 571 scread(dev_t dev, struct uio *uio, int flag) 572 { 573 if (!sc_saver_keyb_only) 574 sc_touch_scrn_saver(); 575 return ttyread(dev, uio, flag); 576 } 577 578 static int 579 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 580 { 581 sc_softc_t *sc; 582 struct tty *cur_tty; 583 int c; 584 size_t len; 585 u_char *cp; 586 587 sc = (sc_softc_t *)arg; 588 /* assert(thiskbd == sc->kbd) */ 589 590 switch (event) { 591 case KBDIO_KEYINPUT: 592 break; 593 case KBDIO_UNLOADING: 594 sc->kbd = NULL; 595 sc->keyboard = -1; 596 kbd_release(thiskbd, (void *)&sc->keyboard); 597 return 0; 598 default: 599 return EINVAL; 600 } 601 602 /* 603 * Loop while there is still input to get from the keyboard. 604 * I don't think this is nessesary, and it doesn't fix 605 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 606 */ 607 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 608 609 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 610 if (!ISTTYOPEN(cur_tty)) { 611 cur_tty = sc_console_tty; 612 if (!ISTTYOPEN(cur_tty)) 613 continue; 614 } 615 616 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 617 continue; 618 619 switch (KEYFLAGS(c)) { 620 case 0x0000: /* normal key */ 621 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 622 break; 623 case FKEY: /* function key, return string */ 624 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 625 if (cp != NULL) { 626 while (len-- > 0) 627 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 628 } 629 break; 630 case MKEY: /* meta is active, prepend ESC */ 631 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 632 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 633 break; 634 case BKEY: /* backtab fixed sequence (esc [ Z) */ 635 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 636 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 637 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 638 break; 639 } 640 } 641 642 sc->cur_scp->status |= MOUSE_HIDDEN; 643 644 return 0; 645 } 646 647 static int 648 scparam(struct tty *tp, struct termios *t) 649 { 650 tp->t_ispeed = t->c_ispeed; 651 tp->t_ospeed = t->c_ospeed; 652 tp->t_cflag = t->c_cflag; 653 return 0; 654 } 655 656 static int 657 scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct thread *td) 658 { 659 int error; 660 int i; 661 struct tty *tp; 662 sc_softc_t *sc; 663 scr_stat *scp; 664 int s; 665 666 tp = dev->si_tty; 667 668 /* If there is a user_ioctl function call that first */ 669 if (sc_user_ioctl) { 670 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 671 if (error != ENOIOCTL) 672 return error; 673 } 674 675 error = sc_vid_ioctl(tp, cmd, data, flag, td); 676 if (error != ENOIOCTL) 677 return error; 678 679 #ifndef SC_NO_HISTORY 680 error = sc_hist_ioctl(tp, cmd, data, flag, td); 681 if (error != ENOIOCTL) 682 return error; 683 #endif 684 685 #ifndef SC_NO_SYSMOUSE 686 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 687 if (error != ENOIOCTL) 688 return error; 689 #endif 690 691 scp = sc_get_stat(tp->t_dev); 692 /* assert(scp != NULL) */ 693 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 694 sc = scp->sc; 695 696 if (scp->tsw) { 697 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 698 if (error != ENOIOCTL) 699 return error; 700 } 701 702 switch (cmd) { /* process console hardware related ioctl's */ 703 704 case GIO_ATTR: /* get current attributes */ 705 /* this ioctl is not processed here, but in the terminal emulator */ 706 return ENOTTY; 707 708 case GIO_COLOR: /* is this a color console ? */ 709 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 710 return 0; 711 712 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 713 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 714 return EINVAL; 715 s = spltty(); 716 scrn_blank_time = *(int *)data; 717 run_scrn_saver = (scrn_blank_time != 0); 718 splx(s); 719 return 0; 720 721 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 722 s = spltty(); 723 *(int *)data &= CONS_CURSOR_ATTRS; 724 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 725 splx(s); 726 return 0; 727 728 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 729 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 730 ((int *)data)[0] = scp->curr_curs_attr.flags; 731 ((int *)data)[1] = scp->curr_curs_attr.base; 732 ((int *)data)[2] = scp->curr_curs_attr.height; 733 } else { 734 ((int *)data)[0] = sc->curs_attr.flags; 735 ((int *)data)[1] = sc->curs_attr.base; 736 ((int *)data)[2] = sc->curs_attr.height; 737 } 738 return 0; 739 740 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 741 s = spltty(); 742 sc_change_cursor_shape(scp, ((int *)data)[0], 743 ((int *)data)[1], ((int *)data)[2]); 744 splx(s); 745 return 0; 746 747 case CONS_BELLTYPE: /* set bell type sound/visual */ 748 if ((*(int *)data) & 0x01) 749 sc->flags |= SC_VISUAL_BELL; 750 else 751 sc->flags &= ~SC_VISUAL_BELL; 752 if ((*(int *)data) & 0x02) 753 sc->flags |= SC_QUIET_BELL; 754 else 755 sc->flags &= ~SC_QUIET_BELL; 756 return 0; 757 758 case CONS_GETINFO: /* get current (virtual) console info */ 759 { 760 vid_info_t *ptr = (vid_info_t*)data; 761 if (ptr->size == sizeof(struct vid_info)) { 762 ptr->m_num = sc->cur_scp->index; 763 ptr->font_size = scp->font_size; 764 ptr->mv_col = scp->xpos; 765 ptr->mv_row = scp->ypos; 766 ptr->mv_csz = scp->xsize; 767 ptr->mv_rsz = scp->ysize; 768 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 769 /* 770 * The following fields are filled by the terminal emulator. XXX 771 * 772 * ptr->mv_norm.fore 773 * ptr->mv_norm.back 774 * ptr->mv_rev.fore 775 * ptr->mv_rev.back 776 */ 777 ptr->mv_grfc.fore = 0; /* not supported */ 778 ptr->mv_grfc.back = 0; /* not supported */ 779 ptr->mv_ovscan = scp->border; 780 if (scp == sc->cur_scp) 781 save_kbd_state(scp); 782 ptr->mk_keylock = scp->status & LOCK_MASK; 783 return 0; 784 } 785 return EINVAL; 786 } 787 788 case CONS_GETVERS: /* get version number */ 789 *(int*)data = 0x200; /* version 2.0 */ 790 return 0; 791 792 case CONS_IDLE: /* see if the screen has been idle */ 793 /* 794 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 795 * the user process may have been writing something on the 796 * screen and syscons is not aware of it. Declare the screen 797 * is NOT idle if it is in one of these modes. But there is 798 * an exception to it; if a screen saver is running in the 799 * graphics mode in the current screen, we should say that the 800 * screen has been idle. 801 */ 802 *(int *)data = (sc->flags & SC_SCRN_IDLE) 803 && (!ISGRAPHSC(sc->cur_scp) 804 || (sc->cur_scp->status & SAVER_RUNNING)); 805 return 0; 806 807 case CONS_SAVERMODE: /* set saver mode */ 808 switch(*(int *)data) { 809 case CONS_NO_SAVER: 810 case CONS_USR_SAVER: 811 /* if a LKM screen saver is running, stop it first. */ 812 scsplash_stick(FALSE); 813 saver_mode = *(int *)data; 814 s = spltty(); 815 #ifdef DEV_SPLASH 816 if ((error = wait_scrn_saver_stop(NULL))) { 817 splx(s); 818 return error; 819 } 820 #endif 821 run_scrn_saver = TRUE; 822 if (saver_mode == CONS_USR_SAVER) 823 scp->status |= SAVER_RUNNING; 824 else 825 scp->status &= ~SAVER_RUNNING; 826 scsplash_stick(TRUE); 827 splx(s); 828 break; 829 case CONS_LKM_SAVER: 830 s = spltty(); 831 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 832 scp->status &= ~SAVER_RUNNING; 833 saver_mode = *(int *)data; 834 splx(s); 835 break; 836 default: 837 return EINVAL; 838 } 839 return 0; 840 841 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 842 /* 843 * Note that this ioctl does not guarantee the screen saver 844 * actually starts or stops. It merely attempts to do so... 845 */ 846 s = spltty(); 847 run_scrn_saver = (*(int *)data != 0); 848 if (run_scrn_saver) 849 sc->scrn_time_stamp -= scrn_blank_time; 850 splx(s); 851 return 0; 852 853 case CONS_SCRSHOT: /* get a screen shot */ 854 { 855 int retval, hist_rsz; 856 size_t lsize, csize; 857 vm_offset_t frbp, hstp; 858 unsigned lnum; 859 scrshot_t *ptr = (scrshot_t *)data; 860 void *outp = ptr->buf; 861 862 s = spltty(); 863 if (ISGRAPHSC(scp)) { 864 splx(s); 865 return EOPNOTSUPP; 866 } 867 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 868 if ((ptr->x + ptr->xsize) > scp->xsize || 869 (ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 870 splx(s); 871 return EINVAL; 872 } 873 874 lsize = scp->xsize * sizeof(u_int16_t); 875 csize = ptr->xsize * sizeof(u_int16_t); 876 /* Pointer to the last line of framebuffer */ 877 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 878 sizeof(u_int16_t); 879 /* Pointer to the last line of target buffer */ 880 (vm_offset_t)outp += ptr->ysize * csize; 881 /* Pointer to the last line of history buffer */ 882 if (scp->history != NULL) 883 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 884 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 885 else 886 hstp = 0; 887 888 retval = 0; 889 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 890 if (lnum < scp->ysize) { 891 frbp -= lsize; 892 } else { 893 hstp -= lsize; 894 if (hstp < scp->history->vtb_buffer) 895 hstp += scp->history->vtb_rows * lsize; 896 frbp = hstp; 897 } 898 if (lnum < ptr->y) 899 continue; 900 (vm_offset_t)outp -= csize; 901 retval = copyout((void *)frbp, outp, csize); 902 if (retval != 0) 903 break; 904 } 905 splx(s); 906 return retval; 907 } 908 909 case VT_SETMODE: /* set screen switcher mode */ 910 { 911 struct vt_mode *mode; 912 struct proc *p1; 913 914 mode = (struct vt_mode *)data; 915 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 916 if (scp->smode.mode == VT_PROCESS) { 917 p1 = pfind(scp->pid); 918 if (scp->proc == p1 && scp->proc != td->td_proc) { 919 if (p1) 920 PROC_UNLOCK(p1); 921 DPRINTF(5, ("error EPERM\n")); 922 return EPERM; 923 } 924 if (p1) 925 PROC_UNLOCK(p1); 926 } 927 s = spltty(); 928 if (mode->mode == VT_AUTO) { 929 scp->smode.mode = VT_AUTO; 930 scp->proc = NULL; 931 scp->pid = 0; 932 DPRINTF(5, ("VT_AUTO, ")); 933 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 934 cnavailable(sc_consptr, TRUE); 935 /* were we in the middle of the vty switching process? */ 936 if (finish_vt_rel(scp, TRUE, &s) == 0) 937 DPRINTF(5, ("reset WAIT_REL, ")); 938 if (finish_vt_acq(scp) == 0) 939 DPRINTF(5, ("reset WAIT_ACQ, ")); 940 } else { 941 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 942 || !ISSIGVALID(mode->frsig)) { 943 splx(s); 944 DPRINTF(5, ("error EINVAL\n")); 945 return EINVAL; 946 } 947 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 948 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 949 scp->proc = td->td_proc; 950 scp->pid = scp->proc->p_pid; 951 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 952 cnavailable(sc_consptr, FALSE); 953 } 954 splx(s); 955 DPRINTF(5, ("\n")); 956 return 0; 957 } 958 959 case VT_GETMODE: /* get screen switcher mode */ 960 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 961 return 0; 962 963 case VT_RELDISP: /* screen switcher ioctl */ 964 s = spltty(); 965 /* 966 * This must be the current vty which is in the VT_PROCESS 967 * switching mode... 968 */ 969 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 970 splx(s); 971 return EINVAL; 972 } 973 /* ...and this process is controlling it. */ 974 if (scp->proc != td->td_proc) { 975 splx(s); 976 return EPERM; 977 } 978 error = EINVAL; 979 switch(*(intptr_t *)data) { 980 case VT_FALSE: /* user refuses to release screen, abort */ 981 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 982 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 983 break; 984 case VT_TRUE: /* user has released screen, go on */ 985 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 986 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 987 break; 988 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 989 if ((error = finish_vt_acq(scp)) == 0) 990 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 991 break; 992 default: 993 break; 994 } 995 splx(s); 996 return error; 997 998 case VT_OPENQRY: /* return free virtual console */ 999 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1000 tp = VIRTUAL_TTY(sc, i); 1001 if (!ISTTYOPEN(tp)) { 1002 *(int *)data = i + 1; 1003 return 0; 1004 } 1005 } 1006 return EINVAL; 1007 1008 case VT_ACTIVATE: /* switch to screen *data */ 1009 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1010 s = spltty(); 1011 sc_clean_up(sc->cur_scp); 1012 splx(s); 1013 return sc_switch_scr(sc, i); 1014 1015 case VT_WAITACTIVE: /* wait for switch to occur */ 1016 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1017 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1018 return EINVAL; 1019 s = spltty(); 1020 error = sc_clean_up(sc->cur_scp); 1021 splx(s); 1022 if (error) 1023 return error; 1024 scp = sc_get_stat(SC_DEV(sc, i)); 1025 if (scp == scp->sc->cur_scp) 1026 return 0; 1027 while ((error=tsleep(&scp->smode, PZERO|PCATCH, 1028 "waitvt", 0)) == ERESTART) ; 1029 return error; 1030 1031 case VT_GETACTIVE: /* get active vty # */ 1032 *(int *)data = sc->cur_scp->index + 1; 1033 return 0; 1034 1035 case VT_GETINDEX: /* get this vty # */ 1036 *(int *)data = scp->index + 1; 1037 return 0; 1038 1039 case VT_LOCKSWITCH: /* prevent vty switching */ 1040 if ((*(int *)data) & 0x01) 1041 sc->flags |= SC_SCRN_VTYLOCK; 1042 else 1043 sc->flags &= ~SC_SCRN_VTYLOCK; 1044 return 0; 1045 1046 case KDENABIO: /* allow io operations */ 1047 error = suser(td); 1048 if (error != 0) 1049 return error; 1050 error = securelevel_gt(td->td_ucred, 0); 1051 if (error != 0) 1052 return error; 1053 #ifdef __i386__ 1054 td->td_frame->tf_eflags |= PSL_IOPL; 1055 #endif 1056 return 0; 1057 1058 case KDDISABIO: /* disallow io operations (default) */ 1059 #ifdef __i386__ 1060 td->td_frame->tf_eflags &= ~PSL_IOPL; 1061 #endif 1062 return 0; 1063 1064 case KDSKBSTATE: /* set keyboard state (locks) */ 1065 if (*(int *)data & ~LOCK_MASK) 1066 return EINVAL; 1067 scp->status &= ~LOCK_MASK; 1068 scp->status |= *(int *)data; 1069 if (scp == sc->cur_scp) 1070 update_kbd_state(scp, scp->status, LOCK_MASK); 1071 return 0; 1072 1073 case KDGKBSTATE: /* get keyboard state (locks) */ 1074 if (scp == sc->cur_scp) 1075 save_kbd_state(scp); 1076 *(int *)data = scp->status & LOCK_MASK; 1077 return 0; 1078 1079 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1080 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1081 error = kbd_ioctl(sc->kbd, cmd, data); 1082 if (error == ENOIOCTL) 1083 error = ENODEV; 1084 return error; 1085 1086 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1087 if (*(int *)data & ~0x7f) 1088 return EINVAL; 1089 error = kbd_ioctl(sc->kbd, cmd, data); 1090 if (error == ENOIOCTL) 1091 error = ENODEV; 1092 return error; 1093 1094 case KDSKBMODE: /* set keyboard mode */ 1095 switch (*(int *)data) { 1096 case K_XLATE: /* switch to XLT ascii mode */ 1097 case K_RAW: /* switch to RAW scancode mode */ 1098 case K_CODE: /* switch to CODE mode */ 1099 scp->kbd_mode = *(int *)data; 1100 if (scp == sc->cur_scp) 1101 kbd_ioctl(sc->kbd, cmd, data); 1102 return 0; 1103 default: 1104 return EINVAL; 1105 } 1106 /* NOT REACHED */ 1107 1108 case KDGKBMODE: /* get keyboard mode */ 1109 *(int *)data = scp->kbd_mode; 1110 return 0; 1111 1112 case KDGKBINFO: 1113 error = kbd_ioctl(sc->kbd, cmd, data); 1114 if (error == ENOIOCTL) 1115 error = ENODEV; 1116 return error; 1117 1118 case KDMKTONE: /* sound the bell */ 1119 if (*(int*)data) 1120 sc_bell(scp, (*(int*)data)&0xffff, 1121 (((*(int*)data)>>16)&0xffff)*hz/1000); 1122 else 1123 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1124 return 0; 1125 1126 case KIOCSOUND: /* make tone (*data) hz */ 1127 if (scp == sc->cur_scp) { 1128 if (*(int *)data) 1129 return sc_tone(*(int *)data); 1130 else 1131 return sc_tone(0); 1132 } 1133 return 0; 1134 1135 case KDGKBTYPE: /* get keyboard type */ 1136 error = kbd_ioctl(sc->kbd, cmd, data); 1137 if (error == ENOIOCTL) { 1138 /* always return something? XXX */ 1139 *(int *)data = 0; 1140 } 1141 return 0; 1142 1143 case KDSETLED: /* set keyboard LED status */ 1144 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1145 return EINVAL; 1146 scp->status &= ~LED_MASK; 1147 scp->status |= *(int *)data; 1148 if (scp == sc->cur_scp) 1149 update_kbd_leds(scp, scp->status); 1150 return 0; 1151 1152 case KDGETLED: /* get keyboard LED status */ 1153 if (scp == sc->cur_scp) 1154 save_kbd_state(scp); 1155 *(int *)data = scp->status & LED_MASK; 1156 return 0; 1157 1158 case CONS_SETKBD: /* set the new keyboard */ 1159 { 1160 keyboard_t *newkbd; 1161 1162 s = spltty(); 1163 newkbd = kbd_get_keyboard(*(int *)data); 1164 if (newkbd == NULL) { 1165 splx(s); 1166 return EINVAL; 1167 } 1168 error = 0; 1169 if (sc->kbd != newkbd) { 1170 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1171 (void *)&sc->keyboard, sckbdevent, sc); 1172 /* i == newkbd->kb_index */ 1173 if (i >= 0) { 1174 if (sc->kbd != NULL) { 1175 save_kbd_state(sc->cur_scp); 1176 kbd_release(sc->kbd, (void *)&sc->keyboard); 1177 } 1178 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1179 sc->keyboard = i; 1180 kbd_ioctl(sc->kbd, KDSKBMODE, 1181 (caddr_t)&sc->cur_scp->kbd_mode); 1182 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1183 LOCK_MASK); 1184 } else { 1185 error = EPERM; /* XXX */ 1186 } 1187 } 1188 splx(s); 1189 return error; 1190 } 1191 1192 case CONS_RELKBD: /* release the current keyboard */ 1193 s = spltty(); 1194 error = 0; 1195 if (sc->kbd != NULL) { 1196 save_kbd_state(sc->cur_scp); 1197 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1198 if (error == 0) { 1199 sc->kbd = NULL; 1200 sc->keyboard = -1; 1201 } 1202 } 1203 splx(s); 1204 return error; 1205 1206 case CONS_GETTERM: /* get the current terminal emulator info */ 1207 { 1208 sc_term_sw_t *sw; 1209 1210 if (((term_info_t *)data)->ti_index == 0) { 1211 sw = scp->tsw; 1212 } else { 1213 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1214 } 1215 if (sw != NULL) { 1216 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1217 sizeof(((term_info_t *)data)->ti_name)); 1218 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1219 sizeof(((term_info_t *)data)->ti_desc)); 1220 ((term_info_t *)data)->ti_flags = 0; 1221 return 0; 1222 } else { 1223 ((term_info_t *)data)->ti_name[0] = '\0'; 1224 ((term_info_t *)data)->ti_desc[0] = '\0'; 1225 ((term_info_t *)data)->ti_flags = 0; 1226 return EINVAL; 1227 } 1228 } 1229 1230 case CONS_SETTERM: /* set the current terminal emulator */ 1231 s = spltty(); 1232 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1233 /* FIXME: what if scp == sc_console! XXX */ 1234 splx(s); 1235 return error; 1236 1237 case GIO_SCRNMAP: /* get output translation table */ 1238 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1239 return 0; 1240 1241 case PIO_SCRNMAP: /* set output translation table */ 1242 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1243 for (i=0; i<sizeof(sc->scr_map); i++) { 1244 sc->scr_rmap[sc->scr_map[i]] = i; 1245 } 1246 return 0; 1247 1248 case GIO_KEYMAP: /* get keyboard translation table */ 1249 case PIO_KEYMAP: /* set keyboard translation table */ 1250 case GIO_DEADKEYMAP: /* get accent key translation table */ 1251 case PIO_DEADKEYMAP: /* set accent key translation table */ 1252 case GETFKEY: /* get function key string */ 1253 case SETFKEY: /* set function key string */ 1254 error = kbd_ioctl(sc->kbd, cmd, data); 1255 if (error == ENOIOCTL) 1256 error = ENODEV; 1257 return error; 1258 1259 #ifndef SC_NO_FONT_LOADING 1260 1261 case PIO_FONT8x8: /* set 8x8 dot font */ 1262 if (!ISFONTAVAIL(sc->adp->va_flags)) 1263 return ENXIO; 1264 bcopy(data, sc->font_8, 8*256); 1265 sc->fonts_loaded |= FONT_8; 1266 /* 1267 * FONT KLUDGE 1268 * Always use the font page #0. XXX 1269 * Don't load if the current font size is not 8x8. 1270 */ 1271 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1272 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); 1273 return 0; 1274 1275 case GIO_FONT8x8: /* get 8x8 dot font */ 1276 if (!ISFONTAVAIL(sc->adp->va_flags)) 1277 return ENXIO; 1278 if (sc->fonts_loaded & FONT_8) { 1279 bcopy(sc->font_8, data, 8*256); 1280 return 0; 1281 } 1282 else 1283 return ENXIO; 1284 1285 case PIO_FONT8x14: /* set 8x14 dot font */ 1286 if (!ISFONTAVAIL(sc->adp->va_flags)) 1287 return ENXIO; 1288 bcopy(data, sc->font_14, 14*256); 1289 sc->fonts_loaded |= FONT_14; 1290 /* 1291 * FONT KLUDGE 1292 * Always use the font page #0. XXX 1293 * Don't load if the current font size is not 8x14. 1294 */ 1295 if (ISTEXTSC(sc->cur_scp) 1296 && (sc->cur_scp->font_size >= 14) 1297 && (sc->cur_scp->font_size < 16)) 1298 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); 1299 return 0; 1300 1301 case GIO_FONT8x14: /* get 8x14 dot font */ 1302 if (!ISFONTAVAIL(sc->adp->va_flags)) 1303 return ENXIO; 1304 if (sc->fonts_loaded & FONT_14) { 1305 bcopy(sc->font_14, data, 14*256); 1306 return 0; 1307 } 1308 else 1309 return ENXIO; 1310 1311 case PIO_FONT8x16: /* set 8x16 dot font */ 1312 if (!ISFONTAVAIL(sc->adp->va_flags)) 1313 return ENXIO; 1314 bcopy(data, sc->font_16, 16*256); 1315 sc->fonts_loaded |= FONT_16; 1316 /* 1317 * FONT KLUDGE 1318 * Always use the font page #0. XXX 1319 * Don't load if the current font size is not 8x16. 1320 */ 1321 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1322 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); 1323 return 0; 1324 1325 case GIO_FONT8x16: /* get 8x16 dot font */ 1326 if (!ISFONTAVAIL(sc->adp->va_flags)) 1327 return ENXIO; 1328 if (sc->fonts_loaded & FONT_16) { 1329 bcopy(sc->font_16, data, 16*256); 1330 return 0; 1331 } 1332 else 1333 return ENXIO; 1334 1335 #endif /* SC_NO_FONT_LOADING */ 1336 1337 #ifdef PC98 1338 case ADJUST_CLOCK: /* /dev/rtc for 98note resume */ 1339 inittodr(0); 1340 return 0; 1341 #endif 1342 1343 default: 1344 break; 1345 } 1346 1347 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, td); 1348 if (error != ENOIOCTL) 1349 return(error); 1350 error = ttioctl(tp, cmd, data, flag); 1351 if (error != ENOIOCTL) 1352 return(error); 1353 return(ENOTTY); 1354 } 1355 1356 static void 1357 scstart(struct tty *tp) 1358 { 1359 struct clist *rbp; 1360 int s, len; 1361 u_char buf[PCBURST]; 1362 scr_stat *scp = sc_get_stat(tp->t_dev); 1363 1364 if (scp->status & SLKED || 1365 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 1366 return; 1367 s = spltty(); 1368 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1369 tp->t_state |= TS_BUSY; 1370 rbp = &tp->t_outq; 1371 while (rbp->c_cc) { 1372 len = q_to_b(rbp, buf, PCBURST); 1373 splx(s); 1374 sc_puts(scp, buf, len); 1375 s = spltty(); 1376 } 1377 tp->t_state &= ~TS_BUSY; 1378 ttwwakeup(tp); 1379 } 1380 splx(s); 1381 } 1382 1383 static void 1384 sccnprobe(struct consdev *cp) 1385 { 1386 #if !__alpha__ 1387 int unit; 1388 int flags; 1389 1390 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1391 1392 /* a video card is always required */ 1393 if (!scvidprobe(unit, flags, TRUE)) 1394 cp->cn_pri = CN_DEAD; 1395 1396 /* syscons will become console even when there is no keyboard */ 1397 sckbdprobe(unit, flags, TRUE); 1398 1399 if (cp->cn_pri == CN_DEAD) 1400 return; 1401 1402 /* initialize required fields */ 1403 sprintf(cp->cn_name, "consolectl"); 1404 #endif /* !__alpha__ */ 1405 1406 #if __alpha__ 1407 /* 1408 * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() 1409 * interface to install the console. Always return CN_DEAD from 1410 * here. 1411 */ 1412 cp->cn_pri = CN_DEAD; 1413 #endif /* __alpha__ */ 1414 } 1415 1416 static void 1417 sccninit(struct consdev *cp) 1418 { 1419 #if !__alpha__ 1420 int unit; 1421 int flags; 1422 1423 sc_get_cons_priority(&unit, &flags); 1424 scinit(unit, flags | SC_KERNEL_CONSOLE); 1425 sc_console_unit = unit; 1426 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1427 sc_consptr = cp; 1428 #endif /* !__alpha__ */ 1429 1430 #if __alpha__ 1431 /* SHOULDN'T REACH HERE */ 1432 #endif /* __alpha__ */ 1433 } 1434 1435 static void 1436 sccnterm(struct consdev *cp) 1437 { 1438 /* we are not the kernel console any more, release everything */ 1439 1440 if (sc_console_unit < 0) 1441 return; /* shouldn't happen */ 1442 1443 #if !__alpha__ 1444 #if 0 /* XXX */ 1445 sc_clear_screen(sc_console); 1446 sccnupdate(sc_console); 1447 #endif 1448 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1449 sc_console_unit = -1; 1450 sc_console = NULL; 1451 #endif /* !__alpha__ */ 1452 1453 #if __alpha__ 1454 /* do nothing XXX */ 1455 #endif /* __alpha__ */ 1456 } 1457 1458 #ifdef __alpha__ 1459 1460 void 1461 sccnattach(void) 1462 { 1463 static struct consdev consdev; 1464 int unit; 1465 int flags; 1466 1467 bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); 1468 consdev.cn_pri = sc_get_cons_priority(&unit, &flags); 1469 1470 /* a video card is always required */ 1471 if (!scvidprobe(unit, flags, TRUE)) 1472 consdev.cn_pri = CN_DEAD; 1473 1474 /* alpha doesn't allow the console being without a keyboard... Why? */ 1475 if (!sckbdprobe(unit, flags, TRUE)) 1476 consdev.cn_pri = CN_DEAD; 1477 1478 if (consdev.cn_pri == CN_DEAD) 1479 return; 1480 1481 scinit(unit, flags | SC_KERNEL_CONSOLE); 1482 sc_console_unit = unit; 1483 sc_consptr = &consdev; 1484 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1485 sprintf(consdev.cn_name, "ttyv%r", 0); 1486 cnadd(&consdev); 1487 } 1488 1489 #endif /* __alpha__ */ 1490 1491 static void 1492 sccnputc(struct consdev *cd, int c) 1493 { 1494 u_char buf[1]; 1495 scr_stat *scp = sc_console; 1496 void *save; 1497 #ifndef SC_NO_HISTORY 1498 struct tty *tp; 1499 #endif /* !SC_NO_HISTORY */ 1500 int s; 1501 1502 /* assert(sc_console != NULL) */ 1503 1504 #ifndef SC_NO_HISTORY 1505 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1506 scp->status &= ~SLKED; 1507 update_kbd_state(scp, scp->status, SLKED); 1508 if (scp->status & BUFFER_SAVED) { 1509 if (!sc_hist_restore(scp)) 1510 sc_remove_cutmarking(scp); 1511 scp->status &= ~BUFFER_SAVED; 1512 scp->status |= CURSOR_ENABLED; 1513 sc_draw_cursor_image(scp); 1514 } 1515 tp = VIRTUAL_TTY(scp->sc, scp->index); 1516 if (ISTTYOPEN(tp)) 1517 scstart(tp); 1518 } 1519 #endif /* !SC_NO_HISTORY */ 1520 1521 save = scp->ts; 1522 if (kernel_console_ts != NULL) 1523 scp->ts = kernel_console_ts; 1524 buf[0] = c; 1525 sc_puts(scp, buf, 1); 1526 scp->ts = save; 1527 1528 s = spltty(); /* block sckbdevent and scrn_timer */ 1529 sccnupdate(scp); 1530 splx(s); 1531 } 1532 1533 static int 1534 sccngetc(struct consdev *cd) 1535 { 1536 return sccngetch(0); 1537 } 1538 1539 static int 1540 sccncheckc(struct consdev *cd) 1541 { 1542 return sccngetch(SCGETC_NONBLOCK); 1543 } 1544 1545 static void 1546 sccndbctl(struct consdev *cd, int on) 1547 { 1548 /* assert(sc_console_unit >= 0) */ 1549 /* try to switch to the kernel console screen */ 1550 if (on && debugger == 0) { 1551 /* 1552 * TRY to make sure the screen saver is stopped, 1553 * and the screen is updated before switching to 1554 * the vty0. 1555 */ 1556 scrn_timer(NULL); 1557 if (!cold 1558 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1559 && sc_console->smode.mode == VT_AUTO) { 1560 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1561 ++debugger; /* XXX */ 1562 #ifdef DDB 1563 /* unlock vty switching */ 1564 sc_console->sc->flags &= ~SC_SCRN_VTYLOCK; 1565 #endif 1566 sc_switch_scr(sc_console->sc, sc_console->index); 1567 --debugger; /* XXX */ 1568 } 1569 } 1570 if (on) 1571 ++debugger; 1572 else 1573 --debugger; 1574 } 1575 1576 static int 1577 sccngetch(int flags) 1578 { 1579 static struct fkeytab fkey; 1580 static int fkeycp; 1581 scr_stat *scp; 1582 u_char *p; 1583 int cur_mode; 1584 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1585 int c; 1586 1587 /* assert(sc_console != NULL) */ 1588 1589 /* 1590 * Stop the screen saver and update the screen if necessary. 1591 * What if we have been running in the screen saver code... XXX 1592 */ 1593 sc_touch_scrn_saver(); 1594 scp = sc_console->sc->cur_scp; /* XXX */ 1595 sccnupdate(scp); 1596 1597 if (fkeycp < fkey.len) { 1598 splx(s); 1599 return fkey.str[fkeycp++]; 1600 } 1601 1602 if (scp->sc->kbd == NULL) { 1603 splx(s); 1604 return -1; 1605 } 1606 1607 /* 1608 * Make sure the keyboard is accessible even when the kbd device 1609 * driver is disabled. 1610 */ 1611 kbd_enable(scp->sc->kbd); 1612 1613 /* we shall always use the keyboard in the XLATE mode here */ 1614 cur_mode = scp->kbd_mode; 1615 scp->kbd_mode = K_XLATE; 1616 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1617 1618 kbd_poll(scp->sc->kbd, TRUE); 1619 c = scgetc(scp->sc, SCGETC_CN | flags); 1620 kbd_poll(scp->sc->kbd, FALSE); 1621 1622 scp->kbd_mode = cur_mode; 1623 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1624 kbd_disable(scp->sc->kbd); 1625 splx(s); 1626 1627 switch (KEYFLAGS(c)) { 1628 case 0: /* normal char */ 1629 return KEYCHAR(c); 1630 case FKEY: /* function key */ 1631 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1632 fkey.len = fkeycp; 1633 if ((p != NULL) && (fkey.len > 0)) { 1634 bcopy(p, fkey.str, fkey.len); 1635 fkeycp = 1; 1636 return fkey.str[0]; 1637 } 1638 return c; /* XXX */ 1639 case NOKEY: 1640 case ERRKEY: 1641 default: 1642 return -1; 1643 } 1644 /* NOT REACHED */ 1645 } 1646 1647 static void 1648 sccnupdate(scr_stat *scp) 1649 { 1650 /* this is a cut-down version of scrn_timer()... */ 1651 1652 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1653 return; 1654 1655 if (debugger > 0 || panicstr || shutdown_in_progress) { 1656 sc_touch_scrn_saver(); 1657 } else if (scp != scp->sc->cur_scp) { 1658 return; 1659 } 1660 1661 if (!run_scrn_saver) 1662 scp->sc->flags &= ~SC_SCRN_IDLE; 1663 #ifdef DEV_SPLASH 1664 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1665 if (scp->sc->flags & SC_SCRN_BLANKED) 1666 stop_scrn_saver(scp->sc, current_saver); 1667 #endif 1668 1669 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1670 || scp->sc->switch_in_progress) 1671 return; 1672 /* 1673 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1674 * when write_in_progress is non-zero. XXX 1675 */ 1676 1677 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1678 scrn_update(scp, TRUE); 1679 } 1680 1681 static void 1682 scrn_timer(void *arg) 1683 { 1684 #ifndef PC98 1685 static int kbd_interval = 0; 1686 #endif 1687 struct timeval tv; 1688 sc_softc_t *sc; 1689 scr_stat *scp; 1690 int again; 1691 int s; 1692 1693 again = (arg != NULL); 1694 if (arg != NULL) 1695 sc = (sc_softc_t *)arg; 1696 else if (sc_console != NULL) 1697 sc = sc_console->sc; 1698 else 1699 return; 1700 1701 /* don't do anything when we are performing some I/O operations */ 1702 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1703 if (again) 1704 timeout(scrn_timer, sc, hz / 10); 1705 return; 1706 } 1707 s = spltty(); 1708 1709 #ifndef PC98 1710 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1711 /* try to allocate a keyboard automatically */ 1712 if (++kbd_interval >= 25) { 1713 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1714 sckbdevent, sc); 1715 if (sc->keyboard >= 0) { 1716 sc->kbd = kbd_get_keyboard(sc->keyboard); 1717 kbd_ioctl(sc->kbd, KDSKBMODE, 1718 (caddr_t)&sc->cur_scp->kbd_mode); 1719 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1720 LOCK_MASK); 1721 } 1722 kbd_interval = 0; 1723 } 1724 } 1725 #endif /* PC98 */ 1726 1727 /* find the vty to update */ 1728 scp = sc->cur_scp; 1729 1730 /* should we stop the screen saver? */ 1731 getmicrouptime(&tv); 1732 if (debugger > 0 || panicstr || shutdown_in_progress) 1733 sc_touch_scrn_saver(); 1734 if (run_scrn_saver) { 1735 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1736 sc->flags |= SC_SCRN_IDLE; 1737 else 1738 sc->flags &= ~SC_SCRN_IDLE; 1739 } else { 1740 sc->scrn_time_stamp = tv.tv_sec; 1741 sc->flags &= ~SC_SCRN_IDLE; 1742 if (scrn_blank_time > 0) 1743 run_scrn_saver = TRUE; 1744 } 1745 #ifdef DEV_SPLASH 1746 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1747 if (sc->flags & SC_SCRN_BLANKED) 1748 stop_scrn_saver(sc, current_saver); 1749 #endif 1750 1751 /* should we just return ? */ 1752 if (sc->blink_in_progress || sc->switch_in_progress 1753 || sc->write_in_progress) { 1754 if (again) 1755 timeout(scrn_timer, sc, hz / 10); 1756 splx(s); 1757 return; 1758 } 1759 1760 /* Update the screen */ 1761 scp = sc->cur_scp; /* cur_scp may have changed... */ 1762 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1763 scrn_update(scp, TRUE); 1764 1765 #ifdef DEV_SPLASH 1766 /* should we activate the screen saver? */ 1767 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1768 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1769 (*current_saver)(sc, TRUE); 1770 #endif 1771 1772 if (again) 1773 timeout(scrn_timer, sc, hz / 25); 1774 splx(s); 1775 } 1776 1777 static int 1778 and_region(int *s1, int *e1, int s2, int e2) 1779 { 1780 if (*e1 < s2 || e2 < *s1) 1781 return FALSE; 1782 *s1 = imax(*s1, s2); 1783 *e1 = imin(*e1, e2); 1784 return TRUE; 1785 } 1786 1787 static void 1788 scrn_update(scr_stat *scp, int show_cursor) 1789 { 1790 int start; 1791 int end; 1792 int s; 1793 int e; 1794 1795 /* assert(scp == scp->sc->cur_scp) */ 1796 1797 ++scp->sc->videoio_in_progress; 1798 1799 #ifndef SC_NO_CUTPASTE 1800 /* remove the previous mouse pointer image if necessary */ 1801 if (scp->status & MOUSE_VISIBLE) { 1802 s = scp->mouse_pos; 1803 e = scp->mouse_pos + scp->xsize + 1; 1804 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1805 || and_region(&s, &e, scp->start, scp->end) 1806 || ((scp->status & CURSOR_ENABLED) && 1807 (scp->cursor_pos != scp->cursor_oldpos) && 1808 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1809 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1810 sc_remove_mouse_image(scp); 1811 if (scp->end >= scp->xsize*scp->ysize) 1812 scp->end = scp->xsize*scp->ysize - 1; 1813 } 1814 } 1815 #endif /* !SC_NO_CUTPASTE */ 1816 1817 #if 1 1818 /* debug: XXX */ 1819 if (scp->end >= scp->xsize*scp->ysize) { 1820 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1821 scp->end = scp->xsize*scp->ysize - 1; 1822 } 1823 if (scp->start < 0) { 1824 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1825 scp->start = 0; 1826 } 1827 #endif 1828 1829 /* update screen image */ 1830 if (scp->start <= scp->end) { 1831 if (scp->mouse_cut_end >= 0) { 1832 /* there is a marked region for cut & paste */ 1833 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1834 start = scp->mouse_cut_start; 1835 end = scp->mouse_cut_end; 1836 } else { 1837 start = scp->mouse_cut_end; 1838 end = scp->mouse_cut_start - 1; 1839 } 1840 s = start; 1841 e = end; 1842 /* does the cut-mark region overlap with the update region? */ 1843 if (and_region(&s, &e, scp->start, scp->end)) { 1844 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1845 s = 0; 1846 e = start - 1; 1847 if (and_region(&s, &e, scp->start, scp->end)) 1848 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1849 s = end + 1; 1850 e = scp->xsize*scp->ysize - 1; 1851 if (and_region(&s, &e, scp->start, scp->end)) 1852 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1853 } else { 1854 (*scp->rndr->draw)(scp, scp->start, 1855 scp->end - scp->start + 1, FALSE); 1856 } 1857 } else { 1858 (*scp->rndr->draw)(scp, scp->start, 1859 scp->end - scp->start + 1, FALSE); 1860 } 1861 } 1862 1863 /* we are not to show the cursor and the mouse pointer... */ 1864 if (!show_cursor) { 1865 scp->end = 0; 1866 scp->start = scp->xsize*scp->ysize - 1; 1867 --scp->sc->videoio_in_progress; 1868 return; 1869 } 1870 1871 /* update cursor image */ 1872 if (scp->status & CURSOR_ENABLED) { 1873 s = scp->start; 1874 e = scp->end; 1875 /* did cursor move since last time ? */ 1876 if (scp->cursor_pos != scp->cursor_oldpos) { 1877 /* do we need to remove old cursor image ? */ 1878 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1879 sc_remove_cursor_image(scp); 1880 sc_draw_cursor_image(scp); 1881 } else { 1882 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1883 /* cursor didn't move, but has been overwritten */ 1884 sc_draw_cursor_image(scp); 1885 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1886 /* if it's a blinking cursor, update it */ 1887 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1888 sc_inside_cutmark(scp, 1889 scp->cursor_pos)); 1890 } 1891 } 1892 1893 #ifndef SC_NO_CUTPASTE 1894 /* update "pseudo" mouse pointer image */ 1895 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1896 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1897 scp->status &= ~MOUSE_MOVED; 1898 sc_draw_mouse_image(scp); 1899 } 1900 } 1901 #endif /* SC_NO_CUTPASTE */ 1902 1903 scp->end = 0; 1904 scp->start = scp->xsize*scp->ysize - 1; 1905 1906 --scp->sc->videoio_in_progress; 1907 } 1908 1909 #ifdef DEV_SPLASH 1910 static int 1911 scsplash_callback(int event, void *arg) 1912 { 1913 sc_softc_t *sc; 1914 int error; 1915 1916 sc = (sc_softc_t *)arg; 1917 1918 switch (event) { 1919 case SPLASH_INIT: 1920 if (add_scrn_saver(scsplash_saver) == 0) { 1921 sc->flags &= ~SC_SAVER_FAILED; 1922 run_scrn_saver = TRUE; 1923 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1924 scsplash_stick(TRUE); 1925 (*current_saver)(sc, TRUE); 1926 } 1927 } 1928 return 0; 1929 1930 case SPLASH_TERM: 1931 if (current_saver == scsplash_saver) { 1932 scsplash_stick(FALSE); 1933 error = remove_scrn_saver(scsplash_saver); 1934 if (error) 1935 return error; 1936 } 1937 return 0; 1938 1939 default: 1940 return EINVAL; 1941 } 1942 } 1943 1944 static void 1945 scsplash_saver(sc_softc_t *sc, int show) 1946 { 1947 static int busy = FALSE; 1948 scr_stat *scp; 1949 1950 if (busy) 1951 return; 1952 busy = TRUE; 1953 1954 scp = sc->cur_scp; 1955 if (show) { 1956 if (!(sc->flags & SC_SAVER_FAILED)) { 1957 if (!(sc->flags & SC_SCRN_BLANKED)) 1958 set_scrn_saver_mode(scp, -1, NULL, 0); 1959 switch (splash(sc->adp, TRUE)) { 1960 case 0: /* succeeded */ 1961 break; 1962 case EAGAIN: /* try later */ 1963 restore_scrn_saver_mode(scp, FALSE); 1964 sc_touch_scrn_saver(); /* XXX */ 1965 break; 1966 default: 1967 sc->flags |= SC_SAVER_FAILED; 1968 scsplash_stick(FALSE); 1969 restore_scrn_saver_mode(scp, TRUE); 1970 printf("scsplash_saver(): failed to put up the image\n"); 1971 break; 1972 } 1973 } 1974 } else if (!sticky_splash) { 1975 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1976 restore_scrn_saver_mode(scp, TRUE); 1977 } 1978 busy = FALSE; 1979 } 1980 1981 static int 1982 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1983 { 1984 #if 0 1985 int error; 1986 1987 if (current_saver != none_saver) { 1988 error = remove_scrn_saver(current_saver); 1989 if (error) 1990 return error; 1991 } 1992 #endif 1993 if (current_saver != none_saver) 1994 return EBUSY; 1995 1996 run_scrn_saver = FALSE; 1997 saver_mode = CONS_LKM_SAVER; 1998 current_saver = this_saver; 1999 return 0; 2000 } 2001 2002 static int 2003 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 2004 { 2005 if (current_saver != this_saver) 2006 return EINVAL; 2007 2008 #if 0 2009 /* 2010 * In order to prevent `current_saver' from being called by 2011 * the timeout routine `scrn_timer()' while we manipulate 2012 * the saver list, we shall set `current_saver' to `none_saver' 2013 * before stopping the current saver, rather than blocking by `splXX()'. 2014 */ 2015 current_saver = none_saver; 2016 if (scrn_blanked) 2017 stop_scrn_saver(this_saver); 2018 #endif 2019 2020 /* unblank all blanked screens */ 2021 wait_scrn_saver_stop(NULL); 2022 if (scrn_blanked) 2023 return EBUSY; 2024 2025 current_saver = none_saver; 2026 return 0; 2027 } 2028 2029 static int 2030 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2031 { 2032 int s; 2033 2034 /* assert(scp == scp->sc->cur_scp) */ 2035 s = spltty(); 2036 if (!ISGRAPHSC(scp)) 2037 sc_remove_cursor_image(scp); 2038 scp->splash_save_mode = scp->mode; 2039 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2040 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2041 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2042 scp->sc->flags |= SC_SCRN_BLANKED; 2043 ++scrn_blanked; 2044 splx(s); 2045 if (mode < 0) 2046 return 0; 2047 scp->mode = mode; 2048 if (set_mode(scp) == 0) { 2049 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2050 scp->status |= GRAPHICS_MODE; 2051 #ifndef SC_NO_PALETTE_LOADING 2052 if (pal != NULL) 2053 load_palette(scp->sc->adp, pal); 2054 #endif 2055 sc_set_border(scp, border); 2056 return 0; 2057 } else { 2058 s = spltty(); 2059 scp->mode = scp->splash_save_mode; 2060 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2061 scp->status |= scp->splash_save_status; 2062 splx(s); 2063 return 1; 2064 } 2065 } 2066 2067 static int 2068 restore_scrn_saver_mode(scr_stat *scp, int changemode) 2069 { 2070 int mode; 2071 int status; 2072 int s; 2073 2074 /* assert(scp == scp->sc->cur_scp) */ 2075 s = spltty(); 2076 mode = scp->mode; 2077 status = scp->status; 2078 scp->mode = scp->splash_save_mode; 2079 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2080 scp->status |= scp->splash_save_status; 2081 scp->sc->flags &= ~SC_SCRN_BLANKED; 2082 if (!changemode) { 2083 if (!ISGRAPHSC(scp)) 2084 sc_draw_cursor_image(scp); 2085 --scrn_blanked; 2086 splx(s); 2087 return 0; 2088 } 2089 if (set_mode(scp) == 0) { 2090 #ifndef SC_NO_PALETTE_LOADING 2091 load_palette(scp->sc->adp, scp->sc->palette); 2092 #endif 2093 --scrn_blanked; 2094 splx(s); 2095 return 0; 2096 } else { 2097 scp->mode = mode; 2098 scp->status = status; 2099 splx(s); 2100 return 1; 2101 } 2102 } 2103 2104 static void 2105 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2106 { 2107 (*saver)(sc, FALSE); 2108 run_scrn_saver = FALSE; 2109 /* the screen saver may have chosen not to stop after all... */ 2110 if (sc->flags & SC_SCRN_BLANKED) 2111 return; 2112 2113 mark_all(sc->cur_scp); 2114 if (sc->delayed_next_scr) 2115 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2116 if (debugger == 0) 2117 wakeup(&scrn_blanked); 2118 } 2119 2120 static int 2121 wait_scrn_saver_stop(sc_softc_t *sc) 2122 { 2123 int error = 0; 2124 2125 while (scrn_blanked > 0) { 2126 run_scrn_saver = FALSE; 2127 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2128 error = 0; 2129 break; 2130 } 2131 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2132 if ((error != 0) && (error != ERESTART)) 2133 break; 2134 } 2135 run_scrn_saver = FALSE; 2136 return error; 2137 } 2138 #endif /* DEV_SPLASH */ 2139 2140 void 2141 sc_touch_scrn_saver(void) 2142 { 2143 scsplash_stick(FALSE); 2144 run_scrn_saver = FALSE; 2145 } 2146 2147 int 2148 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2149 { 2150 scr_stat *cur_scp; 2151 struct tty *tp; 2152 struct proc *p; 2153 int s; 2154 2155 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2156 2157 if (sc->cur_scp == NULL) 2158 return (0); 2159 2160 /* prevent switch if previously requested */ 2161 if (sc->flags & SC_SCRN_VTYLOCK) { 2162 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2163 sc->cur_scp->bell_duration); 2164 return EPERM; 2165 } 2166 2167 /* delay switch if the screen is blanked or being updated */ 2168 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2169 || sc->blink_in_progress || sc->videoio_in_progress) { 2170 sc->delayed_next_scr = next_scr + 1; 2171 sc_touch_scrn_saver(); 2172 DPRINTF(5, ("switch delayed\n")); 2173 return 0; 2174 } 2175 2176 s = spltty(); 2177 cur_scp = sc->cur_scp; 2178 2179 /* we are in the middle of the vty switching process... */ 2180 if (sc->switch_in_progress 2181 && (cur_scp->smode.mode == VT_PROCESS) 2182 && cur_scp->proc) { 2183 p = pfind(cur_scp->pid); 2184 if (cur_scp->proc != p) { 2185 if (p) 2186 PROC_UNLOCK(p); 2187 /* 2188 * The controlling process has died!!. Do some clean up. 2189 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2190 * are not reset here yet; they will be cleared later. 2191 */ 2192 DPRINTF(5, ("cur_scp controlling process %d died, ", 2193 cur_scp->pid)); 2194 if (cur_scp->status & SWITCH_WAIT_REL) { 2195 /* 2196 * Force the previous switch to finish, but return now 2197 * with error. 2198 */ 2199 DPRINTF(5, ("reset WAIT_REL, ")); 2200 finish_vt_rel(cur_scp, TRUE, &s); 2201 splx(s); 2202 DPRINTF(5, ("finishing previous switch\n")); 2203 return EINVAL; 2204 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2205 /* let's assume screen switch has been completed. */ 2206 DPRINTF(5, ("reset WAIT_ACQ, ")); 2207 finish_vt_acq(cur_scp); 2208 } else { 2209 /* 2210 * We are in between screen release and acquisition, and 2211 * reached here via scgetc() or scrn_timer() which has 2212 * interrupted exchange_scr(). Don't do anything stupid. 2213 */ 2214 DPRINTF(5, ("waiting nothing, ")); 2215 } 2216 } else { 2217 if (p) 2218 PROC_UNLOCK(p); 2219 /* 2220 * The controlling process is alive, but not responding... 2221 * It is either buggy or it may be just taking time. 2222 * The following code is a gross kludge to cope with this 2223 * problem for which there is no clean solution. XXX 2224 */ 2225 if (cur_scp->status & SWITCH_WAIT_REL) { 2226 switch (sc->switch_in_progress++) { 2227 case 1: 2228 break; 2229 case 2: 2230 DPRINTF(5, ("sending relsig again, ")); 2231 signal_vt_rel(cur_scp); 2232 break; 2233 case 3: 2234 break; 2235 case 4: 2236 default: 2237 /* 2238 * Act as if the controlling program returned 2239 * VT_FALSE. 2240 */ 2241 DPRINTF(5, ("force reset WAIT_REL, ")); 2242 finish_vt_rel(cur_scp, FALSE, &s); 2243 splx(s); 2244 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2245 return EINVAL; 2246 } 2247 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2248 switch (sc->switch_in_progress++) { 2249 case 1: 2250 break; 2251 case 2: 2252 DPRINTF(5, ("sending acqsig again, ")); 2253 signal_vt_acq(cur_scp); 2254 break; 2255 case 3: 2256 break; 2257 case 4: 2258 default: 2259 /* clear the flag and finish the previous switch */ 2260 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2261 finish_vt_acq(cur_scp); 2262 break; 2263 } 2264 } 2265 } 2266 } 2267 2268 /* 2269 * Return error if an invalid argument is given, or vty switch 2270 * is still in progress. 2271 */ 2272 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2273 || sc->switch_in_progress) { 2274 splx(s); 2275 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2276 DPRINTF(5, ("error 1\n")); 2277 return EINVAL; 2278 } 2279 2280 /* 2281 * Don't allow switching away from the graphics mode vty 2282 * if the switch mode is VT_AUTO, unless the next vty is the same 2283 * as the current or the current vty has been closed (but showing). 2284 */ 2285 tp = VIRTUAL_TTY(sc, cur_scp->index); 2286 if ((cur_scp->index != next_scr) 2287 && ISTTYOPEN(tp) 2288 && (cur_scp->smode.mode == VT_AUTO) 2289 && ISGRAPHSC(cur_scp)) { 2290 splx(s); 2291 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2292 DPRINTF(5, ("error, graphics mode\n")); 2293 return EINVAL; 2294 } 2295 2296 /* 2297 * Is the wanted vty open? Don't allow switching to a closed vty. 2298 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2299 * Note that we always allow the user to switch to the kernel 2300 * console even if it is closed. 2301 */ 2302 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2303 tp = VIRTUAL_TTY(sc, next_scr); 2304 if (!ISTTYOPEN(tp)) { 2305 splx(s); 2306 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2307 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2308 return EINVAL; 2309 } 2310 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2311 splx(s); 2312 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2313 return EINVAL; 2314 } 2315 } 2316 2317 /* this is the start of vty switching process... */ 2318 ++sc->switch_in_progress; 2319 sc->delayed_next_scr = 0; 2320 sc->old_scp = cur_scp; 2321 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2322 if (sc->new_scp == sc->old_scp) { 2323 sc->switch_in_progress = 0; 2324 /* 2325 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2326 * sched_lock is in an in-between state, e.g., when we stop at 2327 * a breakpoint at fork_exit. It has always been wrong to call 2328 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2329 * is supposed to be locked by splhigh(), but the debugger may 2330 * be invoked at splhigh(). 2331 */ 2332 if (debugger == 0) 2333 wakeup(&sc->new_scp->smode); 2334 splx(s); 2335 DPRINTF(5, ("switch done (new == old)\n")); 2336 return 0; 2337 } 2338 2339 /* has controlling process died? */ 2340 vt_proc_alive(sc->old_scp); 2341 vt_proc_alive(sc->new_scp); 2342 2343 /* wait for the controlling process to release the screen, if necessary */ 2344 if (signal_vt_rel(sc->old_scp)) { 2345 splx(s); 2346 return 0; 2347 } 2348 2349 /* go set up the new vty screen */ 2350 splx(s); 2351 exchange_scr(sc); 2352 s = spltty(); 2353 2354 /* wake up processes waiting for this vty */ 2355 if (debugger == 0) 2356 wakeup(&sc->cur_scp->smode); 2357 2358 /* wait for the controlling process to acknowledge, if necessary */ 2359 if (signal_vt_acq(sc->cur_scp)) { 2360 splx(s); 2361 return 0; 2362 } 2363 2364 sc->switch_in_progress = 0; 2365 if (sc->unit == sc_console_unit) 2366 cnavailable(sc_consptr, TRUE); 2367 splx(s); 2368 DPRINTF(5, ("switch done\n")); 2369 2370 return 0; 2371 } 2372 2373 static int 2374 do_switch_scr(sc_softc_t *sc, int s) 2375 { 2376 vt_proc_alive(sc->new_scp); 2377 2378 splx(s); 2379 exchange_scr(sc); 2380 s = spltty(); 2381 /* sc->cur_scp == sc->new_scp */ 2382 wakeup(&sc->cur_scp->smode); 2383 2384 /* wait for the controlling process to acknowledge, if necessary */ 2385 if (!signal_vt_acq(sc->cur_scp)) { 2386 sc->switch_in_progress = 0; 2387 if (sc->unit == sc_console_unit) 2388 cnavailable(sc_consptr, TRUE); 2389 } 2390 2391 return s; 2392 } 2393 2394 static int 2395 vt_proc_alive(scr_stat *scp) 2396 { 2397 struct proc *p; 2398 2399 if (scp->proc) { 2400 if ((p = pfind(scp->pid)) != NULL) 2401 PROC_UNLOCK(p); 2402 if (scp->proc == p) 2403 return TRUE; 2404 scp->proc = NULL; 2405 scp->smode.mode = VT_AUTO; 2406 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2407 } 2408 return FALSE; 2409 } 2410 2411 static int 2412 signal_vt_rel(scr_stat *scp) 2413 { 2414 if (scp->smode.mode != VT_PROCESS) 2415 return FALSE; 2416 scp->status |= SWITCH_WAIT_REL; 2417 PROC_LOCK(scp->proc); 2418 psignal(scp->proc, scp->smode.relsig); 2419 PROC_UNLOCK(scp->proc); 2420 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2421 return TRUE; 2422 } 2423 2424 static int 2425 signal_vt_acq(scr_stat *scp) 2426 { 2427 if (scp->smode.mode != VT_PROCESS) 2428 return FALSE; 2429 if (scp->sc->unit == sc_console_unit) 2430 cnavailable(sc_consptr, FALSE); 2431 scp->status |= SWITCH_WAIT_ACQ; 2432 PROC_LOCK(scp->proc); 2433 psignal(scp->proc, scp->smode.acqsig); 2434 PROC_UNLOCK(scp->proc); 2435 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2436 return TRUE; 2437 } 2438 2439 static int 2440 finish_vt_rel(scr_stat *scp, int release, int *s) 2441 { 2442 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2443 scp->status &= ~SWITCH_WAIT_REL; 2444 if (release) 2445 *s = do_switch_scr(scp->sc, *s); 2446 else 2447 scp->sc->switch_in_progress = 0; 2448 return 0; 2449 } 2450 return EINVAL; 2451 } 2452 2453 static int 2454 finish_vt_acq(scr_stat *scp) 2455 { 2456 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2457 scp->status &= ~SWITCH_WAIT_ACQ; 2458 scp->sc->switch_in_progress = 0; 2459 return 0; 2460 } 2461 return EINVAL; 2462 } 2463 2464 static void 2465 exchange_scr(sc_softc_t *sc) 2466 { 2467 scr_stat *scp; 2468 2469 /* save the current state of video and keyboard */ 2470 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2471 if (!ISGRAPHSC(sc->old_scp)) 2472 sc_remove_cursor_image(sc->old_scp); 2473 if (sc->old_scp->kbd_mode == K_XLATE) 2474 save_kbd_state(sc->old_scp); 2475 2476 /* set up the video for the new screen */ 2477 scp = sc->cur_scp = sc->new_scp; 2478 #ifdef PC98 2479 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2480 #else 2481 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2482 #endif 2483 set_mode(scp); 2484 #ifndef __sparc64__ 2485 else 2486 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2487 (void *)sc->adp->va_window, FALSE); 2488 #endif 2489 scp->status |= MOUSE_HIDDEN; 2490 sc_move_cursor(scp, scp->xpos, scp->ypos); 2491 if (!ISGRAPHSC(scp)) 2492 sc_set_cursor_image(scp); 2493 #ifndef SC_NO_PALETTE_LOADING 2494 if (ISGRAPHSC(sc->old_scp)) 2495 load_palette(sc->adp, sc->palette); 2496 #endif 2497 sc_set_border(scp, scp->border); 2498 2499 /* set up the keyboard for the new screen */ 2500 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2501 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2502 update_kbd_state(scp, scp->status, LOCK_MASK); 2503 2504 mark_all(scp); 2505 } 2506 2507 void 2508 sc_puts(scr_stat *scp, u_char *buf, int len) 2509 { 2510 #ifdef DEV_SPLASH 2511 /* make screensaver happy */ 2512 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2513 run_scrn_saver = FALSE; 2514 #endif 2515 2516 if (scp->tsw) 2517 (*scp->tsw->te_puts)(scp, buf, len); 2518 2519 if (scp->sc->delayed_next_scr) 2520 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2521 } 2522 2523 void 2524 sc_draw_cursor_image(scr_stat *scp) 2525 { 2526 /* assert(scp == scp->sc->cur_scp); */ 2527 ++scp->sc->videoio_in_progress; 2528 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2529 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2530 sc_inside_cutmark(scp, scp->cursor_pos)); 2531 scp->cursor_oldpos = scp->cursor_pos; 2532 --scp->sc->videoio_in_progress; 2533 } 2534 2535 void 2536 sc_remove_cursor_image(scr_stat *scp) 2537 { 2538 /* assert(scp == scp->sc->cur_scp); */ 2539 ++scp->sc->videoio_in_progress; 2540 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2541 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2542 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2543 --scp->sc->videoio_in_progress; 2544 } 2545 2546 static void 2547 update_cursor_image(scr_stat *scp) 2548 { 2549 /* assert(scp == scp->sc->cur_scp); */ 2550 sc_remove_cursor_image(scp); 2551 sc_set_cursor_image(scp); 2552 sc_draw_cursor_image(scp); 2553 } 2554 2555 void 2556 sc_set_cursor_image(scr_stat *scp) 2557 { 2558 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2559 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2560 /* hidden cursor is internally represented as zero-height underline */ 2561 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2562 scp->curs_attr.base = scp->curs_attr.height = 0; 2563 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2564 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2565 scp->font_size - 1); 2566 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2567 scp->font_size - scp->curs_attr.base); 2568 } else { /* block cursor */ 2569 scp->curs_attr.base = 0; 2570 scp->curs_attr.height = scp->font_size; 2571 } 2572 2573 /* assert(scp == scp->sc->cur_scp); */ 2574 ++scp->sc->videoio_in_progress; 2575 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2576 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2577 --scp->sc->videoio_in_progress; 2578 } 2579 2580 static void 2581 change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2582 { 2583 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2584 sc_remove_cursor_image(scp); 2585 2586 if (base >= 0) 2587 scp->curr_curs_attr.base = base; 2588 if (height >= 0) 2589 scp->curr_curs_attr.height = height; 2590 if (flags & CONS_RESET_CURSOR) 2591 scp->curr_curs_attr = scp->dflt_curs_attr; 2592 else 2593 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2594 2595 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2596 sc_set_cursor_image(scp); 2597 sc_draw_cursor_image(scp); 2598 } 2599 } 2600 2601 void 2602 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2603 { 2604 sc_softc_t *sc; 2605 dev_t dev; 2606 int s; 2607 int i; 2608 2609 s = spltty(); 2610 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2611 /* local (per vty) change */ 2612 change_cursor_shape(scp, flags, base, height); 2613 splx(s); 2614 return; 2615 } 2616 2617 /* global change */ 2618 sc = scp->sc; 2619 if (base >= 0) 2620 sc->curs_attr.base = base; 2621 if (height >= 0) 2622 sc->curs_attr.height = height; 2623 if (flags != -1) { 2624 if (flags & CONS_RESET_CURSOR) 2625 sc->curs_attr = sc->dflt_curs_attr; 2626 else 2627 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2628 } 2629 2630 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2631 if ((dev = SC_DEV(sc, i)) == NODEV) 2632 continue; 2633 if ((scp = sc_get_stat(dev)) == NULL) 2634 continue; 2635 scp->dflt_curs_attr = sc->curs_attr; 2636 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2637 } 2638 splx(s); 2639 } 2640 2641 static void 2642 scinit(int unit, int flags) 2643 { 2644 /* 2645 * When syscons is being initialized as the kernel console, malloc() 2646 * is not yet functional, because various kernel structures has not been 2647 * fully initialized yet. Therefore, we need to declare the following 2648 * static buffers for the console. This is less than ideal, 2649 * but is necessry evil for the time being. XXX 2650 */ 2651 #ifdef PC98 2652 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2653 #else 2654 static u_short sc_buffer[ROW*COL]; /* XXX */ 2655 #endif 2656 #ifndef SC_NO_FONT_LOADING 2657 static u_char font_8[256*8]; 2658 static u_char font_14[256*14]; 2659 static u_char font_16[256*16]; 2660 #endif 2661 2662 sc_softc_t *sc; 2663 scr_stat *scp; 2664 video_adapter_t *adp; 2665 int col; 2666 int row; 2667 int i; 2668 2669 /* one time initialization */ 2670 if (init_done == COLD) 2671 sc_get_bios_values(&bios_value); 2672 init_done = WARM; 2673 2674 /* 2675 * Allocate resources. Even if we are being called for the second 2676 * time, we must allocate them again, because they might have 2677 * disappeared... 2678 */ 2679 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2680 adp = NULL; 2681 if (sc->adapter >= 0) { 2682 vid_release(sc->adp, (void *)&sc->adapter); 2683 adp = sc->adp; 2684 sc->adp = NULL; 2685 } 2686 if (sc->keyboard >= 0) { 2687 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2688 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2689 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2690 if (sc->kbd != NULL) { 2691 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2692 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2693 } 2694 sc->kbd = NULL; 2695 } 2696 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2697 sc->adp = vid_get_adapter(sc->adapter); 2698 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2699 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2700 sckbdevent, sc); 2701 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2702 sc->kbd = kbd_get_keyboard(sc->keyboard); 2703 if (sc->kbd != NULL) { 2704 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2705 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2706 } 2707 2708 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2709 2710 sc->initial_mode = sc->adp->va_initial_mode; 2711 2712 #ifndef SC_NO_FONT_LOADING 2713 if (flags & SC_KERNEL_CONSOLE) { 2714 sc->font_8 = font_8; 2715 sc->font_14 = font_14; 2716 sc->font_16 = font_16; 2717 } else if (sc->font_8 == NULL) { 2718 /* assert(sc_malloc) */ 2719 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2720 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2721 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2722 } 2723 #endif 2724 2725 /* extract the hardware cursor location and hide the cursor for now */ 2726 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2727 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2728 2729 /* set up the first console */ 2730 sc->first_vty = unit*MAXCONS; 2731 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2732 if (flags & SC_KERNEL_CONSOLE) { 2733 /* 2734 * Set up devs structure but don't use it yet, calling make_dev() 2735 * might panic kernel. Wait for sc_attach_unit() to actually 2736 * create the devices. 2737 */ 2738 sc->dev = main_devs; 2739 scp = &main_console; 2740 init_scp(sc, sc->first_vty, scp); 2741 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2742 (void *)sc_buffer, FALSE); 2743 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2744 sc_init_emulator(scp, "*"); 2745 (*scp->tsw->te_default_attr)(scp, 2746 kernel_default.std_color, 2747 kernel_default.rev_color); 2748 } else { 2749 /* assert(sc_malloc) */ 2750 sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2751 sc->dev[0] = make_dev(&sc_cdevsw, unit * MAXCONS, 2752 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", unit * MAXCONS); 2753 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); 2754 scp = alloc_scp(sc, sc->first_vty); 2755 SC_STAT(sc->dev[0]) = scp; 2756 } 2757 sc->cur_scp = scp; 2758 2759 #ifndef __sparc64__ 2760 /* copy screen to temporary buffer */ 2761 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2762 (void *)scp->sc->adp->va_window, FALSE); 2763 if (ISTEXTSC(scp)) 2764 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2765 #endif 2766 2767 /* move cursors to the initial positions */ 2768 if (col >= scp->xsize) 2769 col = 0; 2770 if (row >= scp->ysize) 2771 row = scp->ysize - 1; 2772 scp->xpos = col; 2773 scp->ypos = row; 2774 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2775 2776 if (bios_value.cursor_end < scp->font_size) 2777 sc->dflt_curs_attr.base = scp->font_size - 2778 bios_value.cursor_end - 1; 2779 else 2780 sc->dflt_curs_attr.base = 0; 2781 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2782 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2783 sc->dflt_curs_attr.flags = 0; 2784 sc->curs_attr = sc->dflt_curs_attr; 2785 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2786 2787 #ifndef SC_NO_SYSMOUSE 2788 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2789 #endif 2790 if (!ISGRAPHSC(scp)) { 2791 sc_set_cursor_image(scp); 2792 sc_draw_cursor_image(scp); 2793 } 2794 2795 /* save font and palette */ 2796 #ifndef SC_NO_FONT_LOADING 2797 sc->fonts_loaded = 0; 2798 if (ISFONTAVAIL(sc->adp->va_flags)) { 2799 #ifdef SC_DFLT_FONT 2800 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2801 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2802 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2803 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2804 if (scp->font_size < 14) { 2805 sc_load_font(scp, 0, 8, sc->font_8, 0, 256); 2806 } else if (scp->font_size >= 16) { 2807 sc_load_font(scp, 0, 16, sc->font_16, 0, 256); 2808 } else { 2809 sc_load_font(scp, 0, 14, sc->font_14, 0, 256); 2810 } 2811 #else /* !SC_DFLT_FONT */ 2812 if (scp->font_size < 14) { 2813 sc_save_font(scp, 0, 8, sc->font_8, 0, 256); 2814 sc->fonts_loaded = FONT_8; 2815 } else if (scp->font_size >= 16) { 2816 sc_save_font(scp, 0, 16, sc->font_16, 0, 256); 2817 sc->fonts_loaded = FONT_16; 2818 } else { 2819 sc_save_font(scp, 0, 14, sc->font_14, 0, 256); 2820 sc->fonts_loaded = FONT_14; 2821 } 2822 #endif /* SC_DFLT_FONT */ 2823 /* FONT KLUDGE: always use the font page #0. XXX */ 2824 sc_show_font(scp, 0); 2825 } 2826 #endif /* !SC_NO_FONT_LOADING */ 2827 2828 #ifndef SC_NO_PALETTE_LOADING 2829 save_palette(sc->adp, sc->palette); 2830 #endif 2831 2832 #ifdef DEV_SPLASH 2833 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 2834 /* we are ready to put up the splash image! */ 2835 splash_init(sc->adp, scsplash_callback, sc); 2836 sc->flags |= SC_SPLASH_SCRN; 2837 } 2838 #endif 2839 } 2840 2841 /* the rest is not necessary, if we have done it once */ 2842 if (sc->flags & SC_INIT_DONE) 2843 return; 2844 2845 /* initialize mapscrn arrays to a one to one map */ 2846 for (i = 0; i < sizeof(sc->scr_map); i++) 2847 sc->scr_map[i] = sc->scr_rmap[i] = i; 2848 #ifdef PC98 2849 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2850 #endif 2851 2852 sc->flags |= SC_INIT_DONE; 2853 } 2854 2855 #if !__alpha__ 2856 static void 2857 scterm(int unit, int flags) 2858 { 2859 sc_softc_t *sc; 2860 scr_stat *scp; 2861 2862 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2863 if (sc == NULL) 2864 return; /* shouldn't happen */ 2865 2866 #ifdef DEV_SPLASH 2867 /* this console is no longer available for the splash screen */ 2868 if (sc->flags & SC_SPLASH_SCRN) { 2869 splash_term(sc->adp); 2870 sc->flags &= ~SC_SPLASH_SCRN; 2871 } 2872 #endif 2873 2874 #if 0 /* XXX */ 2875 /* move the hardware cursor to the upper-left corner */ 2876 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2877 #endif 2878 2879 /* release the keyboard and the video card */ 2880 if (sc->keyboard >= 0) 2881 kbd_release(sc->kbd, &sc->keyboard); 2882 if (sc->adapter >= 0) 2883 vid_release(sc->adp, &sc->adapter); 2884 2885 /* stop the terminal emulator, if any */ 2886 scp = sc_get_stat(sc->dev[0]); 2887 if (scp->tsw) 2888 (*scp->tsw->te_term)(scp, &scp->ts); 2889 if (scp->ts != NULL) 2890 free(scp->ts, M_DEVBUF); 2891 2892 /* clear the structure */ 2893 if (!(flags & SC_KERNEL_CONSOLE)) { 2894 /* XXX: We need delete_dev() for this */ 2895 free(sc->dev, M_DEVBUF); 2896 #if 0 2897 /* XXX: We need a ttyunregister for this */ 2898 free(sc->tty, M_DEVBUF); 2899 #endif 2900 #ifndef SC_NO_FONT_LOADING 2901 free(sc->font_8, M_DEVBUF); 2902 free(sc->font_14, M_DEVBUF); 2903 free(sc->font_16, M_DEVBUF); 2904 #endif 2905 /* XXX vtb, history */ 2906 } 2907 bzero(sc, sizeof(*sc)); 2908 sc->keyboard = -1; 2909 sc->adapter = -1; 2910 } 2911 #endif /* !__alpha__ */ 2912 2913 static void 2914 scshutdown(void *arg, int howto) 2915 { 2916 /* assert(sc_console != NULL) */ 2917 2918 sc_touch_scrn_saver(); 2919 if (!cold && sc_console 2920 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2921 && sc_console->smode.mode == VT_AUTO) 2922 sc_switch_scr(sc_console->sc, sc_console->index); 2923 shutdown_in_progress = TRUE; 2924 } 2925 2926 int 2927 sc_clean_up(scr_stat *scp) 2928 { 2929 #ifdef DEV_SPLASH 2930 int error; 2931 #endif 2932 2933 if (scp->sc->flags & SC_SCRN_BLANKED) { 2934 sc_touch_scrn_saver(); 2935 #ifdef DEV_SPLASH 2936 if ((error = wait_scrn_saver_stop(scp->sc))) 2937 return error; 2938 #endif 2939 } 2940 scp->status |= MOUSE_HIDDEN; 2941 sc_remove_mouse_image(scp); 2942 sc_remove_cutmarking(scp); 2943 return 0; 2944 } 2945 2946 void 2947 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2948 { 2949 sc_vtb_t new; 2950 sc_vtb_t old; 2951 2952 old = scp->vtb; 2953 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2954 if (!discard && (old.vtb_flags & VTB_VALID)) { 2955 /* retain the current cursor position and buffer contants */ 2956 scp->cursor_oldpos = scp->cursor_pos; 2957 /* 2958 * This works only if the old buffer has the same size as or larger 2959 * than the new one. XXX 2960 */ 2961 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2962 scp->vtb = new; 2963 } else { 2964 scp->vtb = new; 2965 sc_vtb_destroy(&old); 2966 } 2967 2968 #ifndef SC_NO_SYSMOUSE 2969 /* move the mouse cursor at the center of the screen */ 2970 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2971 #endif 2972 } 2973 2974 static scr_stat 2975 *alloc_scp(sc_softc_t *sc, int vty) 2976 { 2977 scr_stat *scp; 2978 2979 /* assert(sc_malloc) */ 2980 2981 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2982 init_scp(sc, vty, scp); 2983 2984 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2985 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2986 sc_init_emulator(scp, "*"); 2987 2988 #ifndef SC_NO_CUTPASTE 2989 sc_alloc_cut_buffer(scp, TRUE); 2990 #endif 2991 2992 #ifndef SC_NO_HISTORY 2993 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2994 #endif 2995 2996 return scp; 2997 } 2998 2999 static void 3000 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 3001 { 3002 video_info_t info; 3003 3004 bzero(scp, sizeof(*scp)); 3005 3006 scp->index = vty; 3007 scp->sc = sc; 3008 scp->status = 0; 3009 scp->mode = sc->initial_mode; 3010 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 3011 if (info.vi_flags & V_INFO_GRAPHICS) { 3012 scp->status |= GRAPHICS_MODE; 3013 scp->xpixel = info.vi_width; 3014 scp->ypixel = info.vi_height; 3015 scp->xsize = info.vi_width/info.vi_cwidth; 3016 scp->ysize = info.vi_height/info.vi_cheight; 3017 scp->font_size = 0; 3018 scp->font = NULL; 3019 } else { 3020 scp->xsize = info.vi_width; 3021 scp->ysize = info.vi_height; 3022 scp->xpixel = scp->xsize*info.vi_cwidth; 3023 scp->ypixel = scp->ysize*info.vi_cheight; 3024 scp->font_size = info.vi_cheight; 3025 scp->font_width = info.vi_cwidth; 3026 if (info.vi_cheight < 14) { 3027 #ifndef SC_NO_FONT_LOADING 3028 scp->font = sc->font_8; 3029 #else 3030 scp->font = NULL; 3031 #endif 3032 } else if (info.vi_cheight >= 16) { 3033 #ifndef SC_NO_FONT_LOADING 3034 scp->font = sc->font_16; 3035 #else 3036 scp->font = NULL; 3037 #endif 3038 } else { 3039 #ifndef SC_NO_FONT_LOADING 3040 scp->font = sc->font_14; 3041 #else 3042 scp->font = NULL; 3043 #endif 3044 } 3045 } 3046 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3047 #ifndef __sparc64__ 3048 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3049 #endif 3050 scp->xoff = scp->yoff = 0; 3051 scp->xpos = scp->ypos = 0; 3052 scp->start = scp->xsize * scp->ysize - 1; 3053 scp->end = 0; 3054 scp->tsw = NULL; 3055 scp->ts = NULL; 3056 scp->rndr = NULL; 3057 scp->border = BG_BLACK; 3058 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3059 scp->mouse_cut_start = scp->xsize*scp->ysize; 3060 scp->mouse_cut_end = -1; 3061 scp->mouse_signal = 0; 3062 scp->mouse_pid = 0; 3063 scp->mouse_proc = NULL; 3064 scp->kbd_mode = K_XLATE; 3065 scp->bell_pitch = bios_value.bell_pitch; 3066 scp->bell_duration = BELL_DURATION; 3067 scp->status |= (bios_value.shift_state & NLKED); 3068 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3069 scp->pid = 0; 3070 scp->proc = NULL; 3071 scp->smode.mode = VT_AUTO; 3072 scp->history = NULL; 3073 scp->history_pos = 0; 3074 scp->history_size = 0; 3075 } 3076 3077 int 3078 sc_init_emulator(scr_stat *scp, char *name) 3079 { 3080 sc_term_sw_t *sw; 3081 sc_rndr_sw_t *rndr; 3082 void *p; 3083 int error; 3084 3085 if (name == NULL) /* if no name is given, use the current emulator */ 3086 sw = scp->tsw; 3087 else /* ...otherwise find the named emulator */ 3088 sw = sc_term_match(name); 3089 if (sw == NULL) 3090 return EINVAL; 3091 3092 rndr = NULL; 3093 if (strcmp(sw->te_renderer, "*") != 0) { 3094 rndr = sc_render_match(scp, sw->te_renderer, 3095 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3096 } 3097 if (rndr == NULL) { 3098 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3099 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3100 if (rndr == NULL) 3101 return ENODEV; 3102 } 3103 3104 if (sw == scp->tsw) { 3105 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3106 scp->rndr = rndr; 3107 sc_clear_screen(scp); 3108 /* assert(error == 0); */ 3109 return error; 3110 } 3111 3112 if (sc_malloc && (sw->te_size > 0)) 3113 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3114 else 3115 p = NULL; 3116 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3117 if (error) 3118 return error; 3119 3120 if (scp->tsw) 3121 (*scp->tsw->te_term)(scp, &scp->ts); 3122 if (scp->ts != NULL) 3123 free(scp->ts, M_DEVBUF); 3124 scp->tsw = sw; 3125 scp->ts = p; 3126 scp->rndr = rndr; 3127 3128 /* XXX */ 3129 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3130 sc_clear_screen(scp); 3131 3132 return 0; 3133 } 3134 3135 /* 3136 * scgetc(flags) - get character from keyboard. 3137 * If flags & SCGETC_CN, then avoid harmful side effects. 3138 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3139 * return NOKEY if there is nothing there. 3140 */ 3141 static u_int 3142 scgetc(sc_softc_t *sc, u_int flags) 3143 { 3144 scr_stat *scp; 3145 #ifndef SC_NO_HISTORY 3146 struct tty *tp; 3147 #endif 3148 u_int c; 3149 int this_scr; 3150 int f; 3151 int i; 3152 3153 if (sc->kbd == NULL) 3154 return NOKEY; 3155 3156 next_code: 3157 #if 1 3158 /* I don't like this, but... XXX */ 3159 if (flags & SCGETC_CN) 3160 sccnupdate(sc->cur_scp); 3161 #endif 3162 scp = sc->cur_scp; 3163 /* first see if there is something in the keyboard port */ 3164 for (;;) { 3165 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3166 if (c == ERRKEY) { 3167 if (!(flags & SCGETC_CN)) 3168 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3169 } else if (c == NOKEY) 3170 return c; 3171 else 3172 break; 3173 } 3174 3175 /* make screensaver happy */ 3176 if (!(c & RELKEY)) 3177 sc_touch_scrn_saver(); 3178 3179 if (!(flags & SCGETC_CN)) 3180 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3181 3182 if (scp->kbd_mode != K_XLATE) 3183 return KEYCHAR(c); 3184 3185 /* if scroll-lock pressed allow history browsing */ 3186 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3187 3188 scp->status &= ~CURSOR_ENABLED; 3189 sc_remove_cursor_image(scp); 3190 3191 #ifndef SC_NO_HISTORY 3192 if (!(scp->status & BUFFER_SAVED)) { 3193 scp->status |= BUFFER_SAVED; 3194 sc_hist_save(scp); 3195 } 3196 switch (c) { 3197 /* FIXME: key codes */ 3198 case SPCLKEY | FKEY | F(49): /* home key */ 3199 sc_remove_cutmarking(scp); 3200 sc_hist_home(scp); 3201 goto next_code; 3202 3203 case SPCLKEY | FKEY | F(57): /* end key */ 3204 sc_remove_cutmarking(scp); 3205 sc_hist_end(scp); 3206 goto next_code; 3207 3208 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3209 sc_remove_cutmarking(scp); 3210 if (sc_hist_up_line(scp)) 3211 if (!(flags & SCGETC_CN)) 3212 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3213 goto next_code; 3214 3215 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3216 sc_remove_cutmarking(scp); 3217 if (sc_hist_down_line(scp)) 3218 if (!(flags & SCGETC_CN)) 3219 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3220 goto next_code; 3221 3222 case SPCLKEY | FKEY | F(51): /* page up key */ 3223 sc_remove_cutmarking(scp); 3224 for (i=0; i<scp->ysize; i++) 3225 if (sc_hist_up_line(scp)) { 3226 if (!(flags & SCGETC_CN)) 3227 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3228 break; 3229 } 3230 goto next_code; 3231 3232 case SPCLKEY | FKEY | F(59): /* page down key */ 3233 sc_remove_cutmarking(scp); 3234 for (i=0; i<scp->ysize; i++) 3235 if (sc_hist_down_line(scp)) { 3236 if (!(flags & SCGETC_CN)) 3237 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3238 break; 3239 } 3240 goto next_code; 3241 } 3242 #endif /* SC_NO_HISTORY */ 3243 } 3244 3245 /* 3246 * Process and consume special keys here. Return a plain char code 3247 * or a char code with the META flag or a function key code. 3248 */ 3249 if (c & RELKEY) { 3250 /* key released */ 3251 /* goto next_code */ 3252 } else { 3253 /* key pressed */ 3254 if (c & SPCLKEY) { 3255 c &= ~SPCLKEY; 3256 switch (KEYCHAR(c)) { 3257 /* LOCKING KEYS */ 3258 case NLK: case CLK: case ALK: 3259 break; 3260 case SLK: 3261 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3262 if (f & SLKED) { 3263 scp->status |= SLKED; 3264 } else { 3265 if (scp->status & SLKED) { 3266 scp->status &= ~SLKED; 3267 #ifndef SC_NO_HISTORY 3268 if (scp->status & BUFFER_SAVED) { 3269 if (!sc_hist_restore(scp)) 3270 sc_remove_cutmarking(scp); 3271 scp->status &= ~BUFFER_SAVED; 3272 scp->status |= CURSOR_ENABLED; 3273 sc_draw_cursor_image(scp); 3274 } 3275 tp = VIRTUAL_TTY(sc, scp->index); 3276 if (ISTTYOPEN(tp)) 3277 scstart(tp); 3278 #endif 3279 } 3280 } 3281 break; 3282 3283 case PASTE: 3284 #ifndef SC_NO_CUTPASTE 3285 sc_mouse_paste(scp); 3286 #endif 3287 break; 3288 3289 /* NON-LOCKING KEYS */ 3290 case NOP: 3291 case LSH: case RSH: case LCTR: case RCTR: 3292 case LALT: case RALT: case ASH: case META: 3293 break; 3294 3295 case BTAB: 3296 if (!(sc->flags & SC_SCRN_BLANKED)) 3297 return c; 3298 break; 3299 3300 case SPSC: 3301 #ifdef DEV_SPLASH 3302 /* force activatation/deactivation of the screen saver */ 3303 if (!(sc->flags & SC_SCRN_BLANKED)) { 3304 run_scrn_saver = TRUE; 3305 sc->scrn_time_stamp -= scrn_blank_time; 3306 } 3307 if (cold) { 3308 /* 3309 * While devices are being probed, the screen saver need 3310 * to be invoked explictly. XXX 3311 */ 3312 if (sc->flags & SC_SCRN_BLANKED) { 3313 scsplash_stick(FALSE); 3314 stop_scrn_saver(sc, current_saver); 3315 } else { 3316 if (!ISGRAPHSC(scp)) { 3317 scsplash_stick(TRUE); 3318 (*current_saver)(sc, TRUE); 3319 } 3320 } 3321 } 3322 #endif /* DEV_SPLASH */ 3323 break; 3324 3325 case RBT: 3326 #ifndef SC_DISABLE_REBOOT 3327 shutdown_nice(0); 3328 #endif 3329 break; 3330 3331 case HALT: 3332 #ifndef SC_DISABLE_REBOOT 3333 shutdown_nice(RB_HALT); 3334 #endif 3335 break; 3336 3337 case PDWN: 3338 #ifndef SC_DISABLE_REBOOT 3339 shutdown_nice(RB_HALT|RB_POWEROFF); 3340 #endif 3341 break; 3342 3343 case SUSP: 3344 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3345 break; 3346 case STBY: 3347 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3348 break; 3349 3350 case DBG: 3351 #ifndef SC_DISABLE_DDBKEY 3352 #ifdef DDB 3353 Debugger("manual escape to debugger"); 3354 #else 3355 printf("No debugger in kernel\n"); 3356 #endif 3357 #else /* SC_DISABLE_DDBKEY */ 3358 /* do nothing */ 3359 #endif /* SC_DISABLE_DDBKEY */ 3360 break; 3361 3362 case PNC: 3363 if (enable_panic_key) 3364 panic("Forced by the panic key"); 3365 break; 3366 3367 case NEXT: 3368 this_scr = scp->index; 3369 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3370 sc->first_vty + i != this_scr; 3371 i = (i + 1)%sc->vtys) { 3372 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3373 if (ISTTYOPEN(tp)) { 3374 sc_switch_scr(scp->sc, sc->first_vty + i); 3375 break; 3376 } 3377 } 3378 break; 3379 3380 case PREV: 3381 this_scr = scp->index; 3382 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3383 sc->first_vty + i != this_scr; 3384 i = (i + sc->vtys - 1)%sc->vtys) { 3385 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3386 if (ISTTYOPEN(tp)) { 3387 sc_switch_scr(scp->sc, sc->first_vty + i); 3388 break; 3389 } 3390 } 3391 break; 3392 3393 default: 3394 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3395 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3396 break; 3397 } 3398 /* assert(c & FKEY) */ 3399 if (!(sc->flags & SC_SCRN_BLANKED)) 3400 return c; 3401 break; 3402 } 3403 /* goto next_code */ 3404 } else { 3405 /* regular keys (maybe MKEY is set) */ 3406 if (!(sc->flags & SC_SCRN_BLANKED)) 3407 return c; 3408 } 3409 } 3410 3411 goto next_code; 3412 } 3413 3414 static int 3415 scmmap(dev_t dev, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3416 { 3417 scr_stat *scp; 3418 3419 scp = sc_get_stat(dev); 3420 if (scp != scp->sc->cur_scp) 3421 return -1; 3422 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, paddr, nprot); 3423 } 3424 3425 static int 3426 save_kbd_state(scr_stat *scp) 3427 { 3428 int state; 3429 int error; 3430 3431 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3432 if (error == ENOIOCTL) 3433 error = ENODEV; 3434 if (error == 0) { 3435 scp->status &= ~LOCK_MASK; 3436 scp->status |= state; 3437 } 3438 return error; 3439 } 3440 3441 static int 3442 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3443 { 3444 int state; 3445 int error; 3446 3447 if (mask != LOCK_MASK) { 3448 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3449 if (error == ENOIOCTL) 3450 error = ENODEV; 3451 if (error) 3452 return error; 3453 state &= ~mask; 3454 state |= new_bits & mask; 3455 } else { 3456 state = new_bits & LOCK_MASK; 3457 } 3458 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3459 if (error == ENOIOCTL) 3460 error = ENODEV; 3461 return error; 3462 } 3463 3464 static int 3465 update_kbd_leds(scr_stat *scp, int which) 3466 { 3467 int error; 3468 3469 which &= LOCK_MASK; 3470 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3471 if (error == ENOIOCTL) 3472 error = ENODEV; 3473 return error; 3474 } 3475 3476 int 3477 set_mode(scr_stat *scp) 3478 { 3479 video_info_t info; 3480 3481 /* reject unsupported mode */ 3482 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3483 return 1; 3484 3485 /* if this vty is not currently showing, do nothing */ 3486 if (scp != scp->sc->cur_scp) 3487 return 0; 3488 3489 /* setup video hardware for the given mode */ 3490 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3491 #ifndef __sparc64__ 3492 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3493 (void *)scp->sc->adp->va_window, FALSE); 3494 #endif 3495 3496 #ifndef SC_NO_FONT_LOADING 3497 /* load appropriate font */ 3498 if (!(scp->status & GRAPHICS_MODE)) { 3499 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3500 if (scp->font_size < 14) { 3501 if (scp->sc->fonts_loaded & FONT_8) 3502 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); 3503 } else if (scp->font_size >= 16) { 3504 if (scp->sc->fonts_loaded & FONT_16) 3505 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); 3506 } else { 3507 if (scp->sc->fonts_loaded & FONT_14) 3508 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); 3509 } 3510 /* 3511 * FONT KLUDGE: 3512 * This is an interim kludge to display correct font. 3513 * Always use the font page #0 on the video plane 2. 3514 * Somehow we cannot show the font in other font pages on 3515 * some video cards... XXX 3516 */ 3517 sc_show_font(scp, 0); 3518 } 3519 mark_all(scp); 3520 } 3521 #endif /* !SC_NO_FONT_LOADING */ 3522 3523 sc_set_border(scp, scp->border); 3524 sc_set_cursor_image(scp); 3525 3526 return 0; 3527 } 3528 3529 void 3530 sc_set_border(scr_stat *scp, int color) 3531 { 3532 ++scp->sc->videoio_in_progress; 3533 (*scp->rndr->draw_border)(scp, color); 3534 --scp->sc->videoio_in_progress; 3535 } 3536 3537 #ifndef SC_NO_FONT_LOADING 3538 void 3539 sc_load_font(scr_stat *scp, int page, int size, u_char *buf, 3540 int base, int count) 3541 { 3542 sc_softc_t *sc; 3543 3544 sc = scp->sc; 3545 sc->font_loading_in_progress = TRUE; 3546 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); 3547 sc->font_loading_in_progress = FALSE; 3548 } 3549 3550 void 3551 sc_save_font(scr_stat *scp, int page, int size, u_char *buf, 3552 int base, int count) 3553 { 3554 sc_softc_t *sc; 3555 3556 sc = scp->sc; 3557 sc->font_loading_in_progress = TRUE; 3558 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); 3559 sc->font_loading_in_progress = FALSE; 3560 } 3561 3562 void 3563 sc_show_font(scr_stat *scp, int page) 3564 { 3565 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3566 } 3567 #endif /* !SC_NO_FONT_LOADING */ 3568 3569 void 3570 sc_paste(scr_stat *scp, u_char *p, int count) 3571 { 3572 struct tty *tp; 3573 u_char *rmap; 3574 3575 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3576 if (!ISTTYOPEN(tp)) 3577 return; 3578 rmap = scp->sc->scr_rmap; 3579 for (; count > 0; --count) 3580 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 3581 } 3582 3583 void 3584 sc_bell(scr_stat *scp, int pitch, int duration) 3585 { 3586 if (cold || shutdown_in_progress || !enable_bell) 3587 return; 3588 3589 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3590 return; 3591 3592 if (scp->sc->flags & SC_VISUAL_BELL) { 3593 if (scp->sc->blink_in_progress) 3594 return; 3595 scp->sc->blink_in_progress = 3; 3596 if (scp != scp->sc->cur_scp) 3597 scp->sc->blink_in_progress += 2; 3598 blink_screen(scp->sc->cur_scp); 3599 } else if (duration != 0 && pitch != 0) { 3600 if (scp != scp->sc->cur_scp) 3601 pitch *= 2; 3602 sysbeep(pitch, duration); 3603 } 3604 } 3605 3606 static void 3607 blink_screen(void *arg) 3608 { 3609 scr_stat *scp = arg; 3610 struct tty *tp; 3611 3612 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3613 scp->sc->blink_in_progress = 0; 3614 mark_all(scp); 3615 tp = VIRTUAL_TTY(scp->sc, scp->index); 3616 if (ISTTYOPEN(tp)) 3617 scstart(tp); 3618 if (scp->sc->delayed_next_scr) 3619 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3620 } 3621 else { 3622 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3623 scp->sc->blink_in_progress & 1); 3624 scp->sc->blink_in_progress--; 3625 timeout(blink_screen, scp, hz / 10); 3626 } 3627 } 3628 3629 /* 3630 * Until sc_attach_unit() gets called no dev structures will be available 3631 * to store the per-screen current status. This is the case when the 3632 * kernel is initially booting and needs access to its console. During 3633 * this early phase of booting the console's current status is kept in 3634 * one statically defined scr_stat structure, and any pointers to the 3635 * dev structures will be NULL. 3636 */ 3637 3638 static scr_stat * 3639 sc_get_stat(dev_t devptr) 3640 { 3641 if (devptr == NULL) 3642 return (&main_console); 3643 return (SC_STAT(devptr)); 3644 } 3645