1 /*- 2 * Copyright (c) 1992-1998 S�ren Schmidt 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to The DragonFly Project 6 * by Sascha Wildner <saw@online.de> 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer, 13 * without modification, immediately at the beginning of the file. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. The name of the author may not be used to endorse or promote products 18 * derived from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 __FBSDID("$FreeBSD$"); 34 35 #include "opt_syscons.h" 36 #include "opt_splash.h" 37 #include "opt_ddb.h" 38 39 #include <sys/param.h> 40 #include <sys/systm.h> 41 #include <sys/conf.h> 42 #include <sys/cons.h> 43 #include <sys/consio.h> 44 #include <sys/kdb.h> 45 #include <sys/eventhandler.h> 46 #include <sys/fbio.h> 47 #include <sys/kbio.h> 48 #include <sys/kernel.h> 49 #include <sys/lock.h> 50 #include <sys/malloc.h> 51 #include <sys/mutex.h> 52 #include <sys/proc.h> 53 #include <sys/random.h> 54 #include <sys/reboot.h> 55 #include <sys/signalvar.h> 56 #include <sys/sysctl.h> 57 #include <sys/tty.h> 58 #include <sys/power.h> 59 60 #include <machine/clock.h> 61 #if defined(__sparc64__) || defined(__powerpc__) 62 #include <machine/sc_machdep.h> 63 #else 64 #include <machine/pc/display.h> 65 #endif 66 #if defined( __i386__) || defined(__amd64__) 67 #include <machine/psl.h> 68 #include <machine/frame.h> 69 #endif 70 71 #include <dev/kbd/kbdreg.h> 72 #include <dev/fb/fbreg.h> 73 #include <dev/fb/splashreg.h> 74 #include <dev/syscons/syscons.h> 75 76 #define COLD 0 77 #define WARM 1 78 79 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 80 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 81 82 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 83 84 typedef struct default_attr { 85 int std_color; /* normal hardware color */ 86 int rev_color; /* reverse hardware color */ 87 } default_attr; 88 89 static default_attr user_default = { 90 SC_NORM_ATTR, 91 SC_NORM_REV_ATTR, 92 }; 93 94 static default_attr kernel_default = { 95 SC_KERNEL_CONS_ATTR, 96 SC_KERNEL_CONS_REV_ATTR, 97 }; 98 99 static int sc_console_unit = -1; 100 static int sc_saver_keyb_only = 1; 101 static scr_stat *sc_console; 102 static struct tty *sc_console_tty; 103 static struct consdev *sc_consptr; 104 static void *kernel_console_ts; 105 static scr_stat main_console; 106 static struct cdev *main_devs[MAXCONS]; 107 108 static char init_done = COLD; 109 static char shutdown_in_progress = FALSE; 110 static char sc_malloc = FALSE; 111 112 static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 113 static int run_scrn_saver = FALSE; /* should run the saver? */ 114 static int enable_bell = TRUE; /* enable beeper */ 115 116 #ifndef SC_DISABLE_REBOOT 117 static int enable_reboot = TRUE; /* enable keyboard reboot */ 118 #endif 119 120 #ifndef SC_DISABLE_KDBKEY 121 static int enable_kdbkey = TRUE; /* enable keyboard debug */ 122 #endif 123 124 static long scrn_blank_time = 0; /* screen saver timeout value */ 125 #ifdef DEV_SPLASH 126 static int scrn_blanked; /* # of blanked screen */ 127 static int sticky_splash = FALSE; 128 129 static void none_saver(sc_softc_t *sc, int blank) { } 130 static void (*current_saver)(sc_softc_t *, int) = none_saver; 131 #endif 132 133 SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 134 SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 135 SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 136 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 137 SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 138 0, "enable bell"); 139 #ifndef SC_DISABLE_REBOOT 140 SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_reboot, CTLFLAG_RW|CTLFLAG_SECURE, &enable_reboot, 141 0, "enable keyboard reboot"); 142 #endif 143 #ifndef SC_DISABLE_KDBKEY 144 SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_debug, CTLFLAG_RW|CTLFLAG_SECURE, &enable_kdbkey, 145 0, "enable keyboard debug"); 146 #endif 147 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 148 #include "font.h" 149 #endif 150 151 d_ioctl_t *sc_user_ioctl; 152 153 static bios_values_t bios_value; 154 155 static int enable_panic_key; 156 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 157 0, "Enable panic via keypress specified in kbdmap(5)"); 158 159 #define SC_CONSOLECTL 255 160 161 #define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 162 SC_DEV((sc), (x))->si_tty : NULL) 163 #define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) 164 165 static int debugger; 166 167 /* prototypes */ 168 static struct tty *sc_alloc_tty(struct cdev *dev); 169 static int scvidprobe(int unit, int flags, int cons); 170 static int sckbdprobe(int unit, int flags, int cons); 171 static void scmeminit(void *arg); 172 static int scdevtounit(struct cdev *dev); 173 static kbd_callback_func_t sckbdevent; 174 static int scparam(struct tty *tp, struct termios *t); 175 static void scstart(struct tty *tp); 176 static void scinit(int unit, int flags); 177 static scr_stat *sc_get_stat(struct cdev *devptr); 178 static void scterm(int unit, int flags); 179 static void scshutdown(void *arg, int howto); 180 static u_int scgetc(sc_softc_t *sc, u_int flags); 181 #define SCGETC_CN 1 182 #define SCGETC_NONBLOCK 2 183 static int sccngetch(int flags); 184 static void sccnupdate(scr_stat *scp); 185 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 186 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 187 static timeout_t scrn_timer; 188 static int and_region(int *s1, int *e1, int s2, int e2); 189 static void scrn_update(scr_stat *scp, int show_cursor); 190 191 #ifdef DEV_SPLASH 192 static int scsplash_callback(int event, void *arg); 193 static void scsplash_saver(sc_softc_t *sc, int show); 194 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 195 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 196 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 197 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 198 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 199 static int wait_scrn_saver_stop(sc_softc_t *sc); 200 #define scsplash_stick(stick) (sticky_splash = (stick)) 201 #else /* !DEV_SPLASH */ 202 #define scsplash_stick(stick) 203 #endif /* DEV_SPLASH */ 204 205 static int do_switch_scr(sc_softc_t *sc, int s); 206 static int vt_proc_alive(scr_stat *scp); 207 static int signal_vt_rel(scr_stat *scp); 208 static int signal_vt_acq(scr_stat *scp); 209 static int finish_vt_rel(scr_stat *scp, int release, int *s); 210 static int finish_vt_acq(scr_stat *scp); 211 static void exchange_scr(sc_softc_t *sc); 212 static void update_cursor_image(scr_stat *scp); 213 static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 214 static int save_kbd_state(scr_stat *scp); 215 static int update_kbd_state(scr_stat *scp, int state, int mask); 216 static int update_kbd_leds(scr_stat *scp, int which); 217 static timeout_t blink_screen; 218 219 static cn_probe_t sccnprobe; 220 static cn_init_t sccninit; 221 static cn_getc_t sccngetc; 222 static cn_checkc_t sccncheckc; 223 static cn_putc_t sccnputc; 224 static cn_dbctl_t sccndbctl; 225 static cn_term_t sccnterm; 226 227 CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 228 sccndbctl); 229 230 static d_open_t scopen; 231 static d_close_t scclose; 232 static d_read_t scread; 233 static d_ioctl_t scioctl; 234 static d_mmap_t scmmap; 235 236 static struct cdevsw sc_cdevsw = { 237 .d_version = D_VERSION, 238 .d_open = scopen, 239 .d_close = scclose, 240 .d_read = scread, 241 .d_ioctl = scioctl, 242 .d_mmap = scmmap, 243 .d_name = "sc", 244 .d_flags = D_TTY | D_NEEDGIANT, 245 }; 246 247 int 248 sc_probe_unit(int unit, int flags) 249 { 250 if (!scvidprobe(unit, flags, FALSE)) { 251 if (bootverbose) 252 printf("%s%d: no video adapter found.\n", SC_DRIVER_NAME, unit); 253 return ENXIO; 254 } 255 256 /* syscons will be attached even when there is no keyboard */ 257 sckbdprobe(unit, flags, FALSE); 258 259 return 0; 260 } 261 262 /* probe video adapters, return TRUE if found */ 263 static int 264 scvidprobe(int unit, int flags, int cons) 265 { 266 /* 267 * Access the video adapter driver through the back door! 268 * Video adapter drivers need to be configured before syscons. 269 * However, when syscons is being probed as the low-level console, 270 * they have not been initialized yet. We force them to initialize 271 * themselves here. XXX 272 */ 273 vid_configure(cons ? VIO_PROBE_ONLY : 0); 274 275 return (vid_find_adapter("*", unit) >= 0); 276 } 277 278 /* probe the keyboard, return TRUE if found */ 279 static int 280 sckbdprobe(int unit, int flags, int cons) 281 { 282 /* access the keyboard driver through the backdoor! */ 283 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 284 285 return (kbd_find_keyboard("*", unit) >= 0); 286 } 287 288 static char 289 *adapter_name(video_adapter_t *adp) 290 { 291 static struct { 292 int type; 293 char *name[2]; 294 } names[] = { 295 { KD_MONO, { "MDA", "MDA" } }, 296 { KD_HERCULES, { "Hercules", "Hercules" } }, 297 { KD_CGA, { "CGA", "CGA" } }, 298 { KD_EGA, { "EGA", "EGA (mono)" } }, 299 { KD_VGA, { "VGA", "VGA (mono)" } }, 300 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 301 { KD_TGA, { "TGA", "TGA" } }, 302 { -1, { "Unknown", "Unknown" } }, 303 }; 304 int i; 305 306 for (i = 0; names[i].type != -1; ++i) 307 if (names[i].type == adp->va_type) 308 break; 309 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 310 } 311 312 static struct tty * 313 sc_alloc_tty(struct cdev *dev) 314 { 315 struct tty *tp; 316 317 tp = dev->si_tty = ttyalloc(); 318 ttyinitmode(tp, 1, 0); 319 tp->t_oproc = scstart; 320 tp->t_param = scparam; 321 tp->t_stop = nottystop; 322 tp->t_dev = dev; 323 return (tp); 324 } 325 326 int 327 sc_attach_unit(int unit, int flags) 328 { 329 sc_softc_t *sc; 330 scr_stat *scp; 331 #ifdef SC_PIXEL_MODE 332 video_info_t info; 333 #endif 334 int vc; 335 struct cdev *dev; 336 337 flags &= ~SC_KERNEL_CONSOLE; 338 339 if (sc_console_unit == unit) { 340 /* 341 * If this unit is being used as the system console, we need to 342 * adjust some variables and buffers before and after scinit(). 343 */ 344 /* assert(sc_console != NULL) */ 345 flags |= SC_KERNEL_CONSOLE; 346 scmeminit(NULL); 347 348 scinit(unit, flags); 349 350 if (sc_console->tsw->te_size > 0) { 351 /* assert(sc_console->ts != NULL); */ 352 kernel_console_ts = sc_console->ts; 353 sc_console->ts = malloc(sc_console->tsw->te_size, 354 M_DEVBUF, M_WAITOK); 355 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 356 (*sc_console->tsw->te_default_attr)(sc_console, 357 user_default.std_color, 358 user_default.rev_color); 359 } 360 } else { 361 scinit(unit, flags); 362 } 363 364 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 365 sc->config = flags; 366 scp = sc_get_stat(sc->dev[0]); 367 if (sc_console == NULL) /* sc_console_unit < 0 */ 368 sc_console = scp; 369 370 #ifdef SC_PIXEL_MODE 371 if ((sc->config & SC_VESA800X600) 372 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 373 #ifdef DEV_SPLASH 374 if (sc->flags & SC_SPLASH_SCRN) 375 splash_term(sc->adp); 376 #endif 377 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 378 sc_set_pixel_mode(scp, NULL, COL, ROW, 16, 8); 379 sc->initial_mode = M_VESA_800x600; 380 #ifdef DEV_SPLASH 381 /* put up the splash again! */ 382 if (sc->flags & SC_SPLASH_SCRN) 383 splash_init(sc->adp, scsplash_callback, sc); 384 #endif 385 } 386 #endif /* SC_PIXEL_MODE */ 387 388 /* initialize cursor */ 389 if (!ISGRAPHSC(scp)) 390 update_cursor_image(scp); 391 392 /* get screen update going */ 393 scrn_timer(sc); 394 395 /* set up the keyboard */ 396 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 397 update_kbd_state(scp, scp->status, LOCK_MASK); 398 399 printf("%s%d: %s <%d virtual consoles, flags=0x%x>\n", 400 SC_DRIVER_NAME, unit, adapter_name(sc->adp), sc->vtys, sc->config); 401 if (bootverbose) { 402 printf("%s%d:", SC_DRIVER_NAME, unit); 403 if (sc->adapter >= 0) 404 printf(" fb%d", sc->adapter); 405 if (sc->keyboard >= 0) 406 printf(", kbd%d", sc->keyboard); 407 if (scp->tsw) 408 printf(", terminal emulator: %s (%s)", 409 scp->tsw->te_name, scp->tsw->te_desc); 410 printf("\n"); 411 } 412 413 /* register a shutdown callback for the kernel console */ 414 if (sc_console_unit == unit) 415 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 416 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 417 418 for (vc = 0; vc < sc->vtys; vc++) { 419 if (sc->dev[vc] == NULL) { 420 sc->dev[vc] = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 421 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 422 sc_alloc_tty(sc->dev[vc]); 423 if (vc == 0 && sc->dev == main_devs) 424 SC_STAT(sc->dev[0]) = &main_console; 425 } 426 /* 427 * The first vty already has struct tty and scr_stat initialized 428 * in scinit(). The other vtys will have these structs when 429 * first opened. 430 */ 431 } 432 433 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 434 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 435 sc_console_tty = sc_alloc_tty(dev); 436 ttyconsolemode(sc_console_tty, 0); 437 SC_STAT(dev) = sc_console; 438 439 return 0; 440 } 441 442 static void 443 scmeminit(void *arg) 444 { 445 if (sc_malloc) 446 return; 447 sc_malloc = TRUE; 448 449 /* 450 * As soon as malloc() becomes functional, we had better allocate 451 * various buffers for the kernel console. 452 */ 453 454 if (sc_console_unit < 0) /* sc_console == NULL */ 455 return; 456 457 /* copy the temporary buffer to the final buffer */ 458 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 459 460 #ifndef SC_NO_CUTPASTE 461 sc_alloc_cut_buffer(sc_console, FALSE); 462 #endif 463 464 #ifndef SC_NO_HISTORY 465 /* initialize history buffer & pointers */ 466 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 467 #endif 468 } 469 470 /* XXX */ 471 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 472 473 static int 474 scdevtounit(struct cdev *dev) 475 { 476 int vty = SC_VTY(dev); 477 478 if (vty == SC_CONSOLECTL) 479 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 480 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 481 return -1; 482 else 483 return vty/MAXCONS; 484 } 485 486 static int 487 scopen(struct cdev *dev, int flag, int mode, struct thread *td) 488 { 489 int unit = scdevtounit(dev); 490 sc_softc_t *sc; 491 struct tty *tp; 492 scr_stat *scp; 493 #ifndef __sparc64__ 494 keyarg_t key; 495 #endif 496 int error; 497 498 DPRINTF(5, ("scopen: dev:%s, unit:%d, vty:%d\n", 499 devtoname(dev), unit, SC_VTY(dev))); 500 501 tp = dev->si_tty; 502 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 503 if (sc == NULL) 504 return ENXIO; 505 506 if (!ISTTYOPEN(tp)) { 507 tp->t_termios = tp->t_init_in; 508 /* Use the current setting of the <-- key as default VERASE. */ 509 /* If the Delete key is preferable, an stty is necessary */ 510 #ifndef __sparc64__ 511 if (sc->kbd != NULL) { 512 key.keynum = KEYCODE_BS; 513 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 514 tp->t_cc[VERASE] = key.key.map[0]; 515 } 516 #endif 517 scparam(tp, &tp->t_termios); 518 ttyld_modem(tp, 1); 519 } 520 else 521 if (tp->t_state & TS_XCLUDE && suser(td)) 522 return(EBUSY); 523 524 error = ttyld_open(tp, dev); 525 526 scp = sc_get_stat(dev); 527 if (scp == NULL) { 528 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 529 if (ISGRAPHSC(scp)) 530 sc_set_pixel_mode(scp, NULL, COL, ROW, 16, 8); 531 } 532 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 533 tp->t_winsize.ws_col = scp->xsize; 534 tp->t_winsize.ws_row = scp->ysize; 535 } 536 537 return error; 538 } 539 540 static int 541 scclose(struct cdev *dev, int flag, int mode, struct thread *td) 542 { 543 struct tty *tp = dev->si_tty; 544 scr_stat *scp; 545 int s; 546 547 if (SC_VTY(dev) != SC_CONSOLECTL) { 548 scp = sc_get_stat(tp->t_dev); 549 /* were we in the middle of the VT switching process? */ 550 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 551 s = spltty(); 552 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 553 cnavailable(sc_consptr, TRUE); 554 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 555 DPRINTF(5, ("reset WAIT_REL, ")); 556 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 557 DPRINTF(5, ("reset WAIT_ACQ, ")); 558 #ifdef not_yet_done 559 if (scp == &main_console) { 560 scp->pid = 0; 561 scp->proc = NULL; 562 scp->smode.mode = VT_AUTO; 563 } 564 else { 565 sc_vtb_destroy(&scp->vtb); 566 #ifndef __sparc64__ 567 sc_vtb_destroy(&scp->scr); 568 #endif 569 sc_free_history_buffer(scp, scp->ysize); 570 SC_STAT(dev) = NULL; 571 free(scp, M_DEVBUF); 572 } 573 #else 574 scp->pid = 0; 575 scp->proc = NULL; 576 scp->smode.mode = VT_AUTO; 577 #endif 578 scp->kbd_mode = K_XLATE; 579 if (scp == scp->sc->cur_scp) 580 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 581 DPRINTF(5, ("done.\n")); 582 } 583 spltty(); 584 ttyld_close(tp, flag); 585 tty_close(tp); 586 spl0(); 587 return(0); 588 } 589 590 static int 591 scread(struct cdev *dev, struct uio *uio, int flag) 592 { 593 if (!sc_saver_keyb_only) 594 sc_touch_scrn_saver(); 595 return ttyread(dev, uio, flag); 596 } 597 598 static int 599 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 600 { 601 sc_softc_t *sc; 602 struct tty *cur_tty; 603 int c; 604 size_t len; 605 u_char *cp; 606 607 sc = (sc_softc_t *)arg; 608 /* assert(thiskbd == sc->kbd) */ 609 610 switch (event) { 611 case KBDIO_KEYINPUT: 612 break; 613 case KBDIO_UNLOADING: 614 sc->kbd = NULL; 615 sc->keyboard = -1; 616 kbd_release(thiskbd, (void *)&sc->keyboard); 617 return 0; 618 default: 619 return EINVAL; 620 } 621 622 /* 623 * Loop while there is still input to get from the keyboard. 624 * I don't think this is nessesary, and it doesn't fix 625 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 626 */ 627 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 628 629 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 630 if (!ISTTYOPEN(cur_tty)) { 631 cur_tty = sc_console_tty; 632 if (!ISTTYOPEN(cur_tty)) 633 continue; 634 } 635 636 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 637 continue; 638 639 switch (KEYFLAGS(c)) { 640 case 0x0000: /* normal key */ 641 ttyld_rint(cur_tty, KEYCHAR(c)); 642 break; 643 case FKEY: /* function key, return string */ 644 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 645 if (cp != NULL) { 646 while (len-- > 0) 647 ttyld_rint(cur_tty, *cp++); 648 } 649 break; 650 case MKEY: /* meta is active, prepend ESC */ 651 ttyld_rint(cur_tty, 0x1b); 652 ttyld_rint(cur_tty, KEYCHAR(c)); 653 break; 654 case BKEY: /* backtab fixed sequence (esc [ Z) */ 655 ttyld_rint(cur_tty, 0x1b); 656 ttyld_rint(cur_tty, '['); 657 ttyld_rint(cur_tty, 'Z'); 658 break; 659 } 660 } 661 662 sc->cur_scp->status |= MOUSE_HIDDEN; 663 664 return 0; 665 } 666 667 static int 668 scparam(struct tty *tp, struct termios *t) 669 { 670 tp->t_ispeed = t->c_ispeed; 671 tp->t_ospeed = t->c_ospeed; 672 tp->t_cflag = t->c_cflag; 673 return 0; 674 } 675 676 static int 677 scioctl(struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *td) 678 { 679 int error; 680 int i; 681 struct tty *tp; 682 sc_softc_t *sc; 683 scr_stat *scp; 684 int s; 685 686 tp = dev->si_tty; 687 688 /* If there is a user_ioctl function call that first */ 689 if (sc_user_ioctl) { 690 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 691 if (error != ENOIOCTL) 692 return error; 693 } 694 695 error = sc_vid_ioctl(tp, cmd, data, flag, td); 696 if (error != ENOIOCTL) 697 return error; 698 699 #ifndef SC_NO_HISTORY 700 error = sc_hist_ioctl(tp, cmd, data, flag, td); 701 if (error != ENOIOCTL) 702 return error; 703 #endif 704 705 #ifndef SC_NO_SYSMOUSE 706 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 707 if (error != ENOIOCTL) 708 return error; 709 #endif 710 711 scp = sc_get_stat(tp->t_dev); 712 /* assert(scp != NULL) */ 713 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 714 sc = scp->sc; 715 716 if (scp->tsw) { 717 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 718 if (error != ENOIOCTL) 719 return error; 720 } 721 722 switch (cmd) { /* process console hardware related ioctl's */ 723 724 case GIO_ATTR: /* get current attributes */ 725 /* this ioctl is not processed here, but in the terminal emulator */ 726 return ENOTTY; 727 728 case GIO_COLOR: /* is this a color console ? */ 729 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 730 return 0; 731 732 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 733 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 734 return EINVAL; 735 s = spltty(); 736 scrn_blank_time = *(int *)data; 737 run_scrn_saver = (scrn_blank_time != 0); 738 splx(s); 739 return 0; 740 741 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 742 s = spltty(); 743 *(int *)data &= CONS_CURSOR_ATTRS; 744 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 745 splx(s); 746 return 0; 747 748 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 749 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 750 ((int *)data)[0] = scp->curr_curs_attr.flags; 751 ((int *)data)[1] = scp->curr_curs_attr.base; 752 ((int *)data)[2] = scp->curr_curs_attr.height; 753 } else { 754 ((int *)data)[0] = sc->curs_attr.flags; 755 ((int *)data)[1] = sc->curs_attr.base; 756 ((int *)data)[2] = sc->curs_attr.height; 757 } 758 return 0; 759 760 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 761 s = spltty(); 762 sc_change_cursor_shape(scp, ((int *)data)[0], 763 ((int *)data)[1], ((int *)data)[2]); 764 splx(s); 765 return 0; 766 767 case CONS_BELLTYPE: /* set bell type sound/visual */ 768 if ((*(int *)data) & 0x01) 769 sc->flags |= SC_VISUAL_BELL; 770 else 771 sc->flags &= ~SC_VISUAL_BELL; 772 if ((*(int *)data) & 0x02) 773 sc->flags |= SC_QUIET_BELL; 774 else 775 sc->flags &= ~SC_QUIET_BELL; 776 return 0; 777 778 case CONS_GETINFO: /* get current (virtual) console info */ 779 { 780 vid_info_t *ptr = (vid_info_t*)data; 781 if (ptr->size == sizeof(struct vid_info)) { 782 ptr->m_num = sc->cur_scp->index; 783 ptr->font_size = scp->font_size; 784 ptr->mv_col = scp->xpos; 785 ptr->mv_row = scp->ypos; 786 ptr->mv_csz = scp->xsize; 787 ptr->mv_rsz = scp->ysize; 788 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 789 /* 790 * The following fields are filled by the terminal emulator. XXX 791 * 792 * ptr->mv_norm.fore 793 * ptr->mv_norm.back 794 * ptr->mv_rev.fore 795 * ptr->mv_rev.back 796 */ 797 ptr->mv_grfc.fore = 0; /* not supported */ 798 ptr->mv_grfc.back = 0; /* not supported */ 799 ptr->mv_ovscan = scp->border; 800 if (scp == sc->cur_scp) 801 save_kbd_state(scp); 802 ptr->mk_keylock = scp->status & LOCK_MASK; 803 return 0; 804 } 805 return EINVAL; 806 } 807 808 case CONS_GETVERS: /* get version number */ 809 *(int*)data = 0x200; /* version 2.0 */ 810 return 0; 811 812 case CONS_IDLE: /* see if the screen has been idle */ 813 /* 814 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 815 * the user process may have been writing something on the 816 * screen and syscons is not aware of it. Declare the screen 817 * is NOT idle if it is in one of these modes. But there is 818 * an exception to it; if a screen saver is running in the 819 * graphics mode in the current screen, we should say that the 820 * screen has been idle. 821 */ 822 *(int *)data = (sc->flags & SC_SCRN_IDLE) 823 && (!ISGRAPHSC(sc->cur_scp) 824 || (sc->cur_scp->status & SAVER_RUNNING)); 825 return 0; 826 827 case CONS_SAVERMODE: /* set saver mode */ 828 switch(*(int *)data) { 829 case CONS_NO_SAVER: 830 case CONS_USR_SAVER: 831 /* if a LKM screen saver is running, stop it first. */ 832 scsplash_stick(FALSE); 833 saver_mode = *(int *)data; 834 s = spltty(); 835 #ifdef DEV_SPLASH 836 if ((error = wait_scrn_saver_stop(NULL))) { 837 splx(s); 838 return error; 839 } 840 #endif 841 run_scrn_saver = TRUE; 842 if (saver_mode == CONS_USR_SAVER) 843 scp->status |= SAVER_RUNNING; 844 else 845 scp->status &= ~SAVER_RUNNING; 846 scsplash_stick(TRUE); 847 splx(s); 848 break; 849 case CONS_LKM_SAVER: 850 s = spltty(); 851 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 852 scp->status &= ~SAVER_RUNNING; 853 saver_mode = *(int *)data; 854 splx(s); 855 break; 856 default: 857 return EINVAL; 858 } 859 return 0; 860 861 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 862 /* 863 * Note that this ioctl does not guarantee the screen saver 864 * actually starts or stops. It merely attempts to do so... 865 */ 866 s = spltty(); 867 run_scrn_saver = (*(int *)data != 0); 868 if (run_scrn_saver) 869 sc->scrn_time_stamp -= scrn_blank_time; 870 splx(s); 871 return 0; 872 873 case CONS_SCRSHOT: /* get a screen shot */ 874 { 875 int retval, hist_rsz; 876 size_t lsize, csize; 877 vm_offset_t frbp, hstp; 878 unsigned lnum; 879 scrshot_t *ptr = (scrshot_t *)data; 880 void *outp = ptr->buf; 881 882 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0) 883 return EINVAL; 884 s = spltty(); 885 if (ISGRAPHSC(scp)) { 886 splx(s); 887 return EOPNOTSUPP; 888 } 889 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 890 if (((u_int)ptr->x + ptr->xsize) > scp->xsize || 891 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 892 splx(s); 893 return EINVAL; 894 } 895 896 lsize = scp->xsize * sizeof(u_int16_t); 897 csize = ptr->xsize * sizeof(u_int16_t); 898 /* Pointer to the last line of framebuffer */ 899 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 900 sizeof(u_int16_t); 901 /* Pointer to the last line of target buffer */ 902 outp = (char *)outp + ptr->ysize * csize; 903 /* Pointer to the last line of history buffer */ 904 if (scp->history != NULL) 905 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 906 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 907 else 908 hstp = 0; 909 910 retval = 0; 911 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 912 if (lnum < scp->ysize) { 913 frbp -= lsize; 914 } else { 915 hstp -= lsize; 916 if (hstp < scp->history->vtb_buffer) 917 hstp += scp->history->vtb_rows * lsize; 918 frbp = hstp; 919 } 920 if (lnum < ptr->y) 921 continue; 922 outp = (char *)outp - csize; 923 retval = copyout((void *)frbp, outp, csize); 924 if (retval != 0) 925 break; 926 } 927 splx(s); 928 return retval; 929 } 930 931 case VT_SETMODE: /* set screen switcher mode */ 932 { 933 struct vt_mode *mode; 934 struct proc *p1; 935 936 mode = (struct vt_mode *)data; 937 DPRINTF(5, ("%s%d: VT_SETMODE ", SC_DRIVER_NAME, sc->unit)); 938 if (scp->smode.mode == VT_PROCESS) { 939 p1 = pfind(scp->pid); 940 if (scp->proc == p1 && scp->proc != td->td_proc) { 941 if (p1) 942 PROC_UNLOCK(p1); 943 DPRINTF(5, ("error EPERM\n")); 944 return EPERM; 945 } 946 if (p1) 947 PROC_UNLOCK(p1); 948 } 949 s = spltty(); 950 if (mode->mode == VT_AUTO) { 951 scp->smode.mode = VT_AUTO; 952 scp->proc = NULL; 953 scp->pid = 0; 954 DPRINTF(5, ("VT_AUTO, ")); 955 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 956 cnavailable(sc_consptr, TRUE); 957 /* were we in the middle of the vty switching process? */ 958 if (finish_vt_rel(scp, TRUE, &s) == 0) 959 DPRINTF(5, ("reset WAIT_REL, ")); 960 if (finish_vt_acq(scp) == 0) 961 DPRINTF(5, ("reset WAIT_ACQ, ")); 962 } else { 963 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 964 || !ISSIGVALID(mode->frsig)) { 965 splx(s); 966 DPRINTF(5, ("error EINVAL\n")); 967 return EINVAL; 968 } 969 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 970 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 971 scp->proc = td->td_proc; 972 scp->pid = scp->proc->p_pid; 973 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 974 cnavailable(sc_consptr, FALSE); 975 } 976 splx(s); 977 DPRINTF(5, ("\n")); 978 return 0; 979 } 980 981 case VT_GETMODE: /* get screen switcher mode */ 982 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 983 return 0; 984 985 case VT_RELDISP: /* screen switcher ioctl */ 986 s = spltty(); 987 /* 988 * This must be the current vty which is in the VT_PROCESS 989 * switching mode... 990 */ 991 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 992 splx(s); 993 return EINVAL; 994 } 995 /* ...and this process is controlling it. */ 996 if (scp->proc != td->td_proc) { 997 splx(s); 998 return EPERM; 999 } 1000 error = EINVAL; 1001 switch(*(intptr_t *)data) { 1002 case VT_FALSE: /* user refuses to release screen, abort */ 1003 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 1004 DPRINTF(5, ("%s%d: VT_FALSE\n", SC_DRIVER_NAME, sc->unit)); 1005 break; 1006 case VT_TRUE: /* user has released screen, go on */ 1007 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 1008 DPRINTF(5, ("%s%d: VT_TRUE\n", SC_DRIVER_NAME, sc->unit)); 1009 break; 1010 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1011 if ((error = finish_vt_acq(scp)) == 0) 1012 DPRINTF(5, ("%s%d: VT_ACKACQ\n", SC_DRIVER_NAME, sc->unit)); 1013 break; 1014 default: 1015 break; 1016 } 1017 splx(s); 1018 return error; 1019 1020 case VT_OPENQRY: /* return free virtual console */ 1021 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1022 tp = VIRTUAL_TTY(sc, i); 1023 if (!ISTTYOPEN(tp)) { 1024 *(int *)data = i + 1; 1025 return 0; 1026 } 1027 } 1028 return EINVAL; 1029 1030 case VT_ACTIVATE: /* switch to screen *data */ 1031 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1032 s = spltty(); 1033 sc_clean_up(sc->cur_scp); 1034 splx(s); 1035 return sc_switch_scr(sc, i); 1036 1037 case VT_WAITACTIVE: /* wait for switch to occur */ 1038 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1039 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1040 return EINVAL; 1041 s = spltty(); 1042 error = sc_clean_up(sc->cur_scp); 1043 splx(s); 1044 if (error) 1045 return error; 1046 scp = sc_get_stat(SC_DEV(sc, i)); 1047 if (scp == scp->sc->cur_scp) 1048 return 0; 1049 while ((error=tsleep(&scp->smode, PZERO|PCATCH, 1050 "waitvt", 0)) == ERESTART) ; 1051 return error; 1052 1053 case VT_GETACTIVE: /* get active vty # */ 1054 *(int *)data = sc->cur_scp->index + 1; 1055 return 0; 1056 1057 case VT_GETINDEX: /* get this vty # */ 1058 *(int *)data = scp->index + 1; 1059 return 0; 1060 1061 case VT_LOCKSWITCH: /* prevent vty switching */ 1062 if ((*(int *)data) & 0x01) 1063 sc->flags |= SC_SCRN_VTYLOCK; 1064 else 1065 sc->flags &= ~SC_SCRN_VTYLOCK; 1066 return 0; 1067 1068 case KDENABIO: /* allow io operations */ 1069 error = suser(td); 1070 if (error != 0) 1071 return error; 1072 error = securelevel_gt(td->td_ucred, 0); 1073 if (error != 0) 1074 return error; 1075 #ifdef __i386__ 1076 td->td_frame->tf_eflags |= PSL_IOPL; 1077 #elif defined(__amd64__) 1078 td->td_frame->tf_rflags |= PSL_IOPL; 1079 #endif 1080 return 0; 1081 1082 case KDDISABIO: /* disallow io operations (default) */ 1083 #ifdef __i386__ 1084 td->td_frame->tf_eflags &= ~PSL_IOPL; 1085 #elif defined(__amd64__) 1086 td->td_frame->tf_rflags &= ~PSL_IOPL; 1087 #endif 1088 return 0; 1089 1090 case KDSKBSTATE: /* set keyboard state (locks) */ 1091 if (*(int *)data & ~LOCK_MASK) 1092 return EINVAL; 1093 scp->status &= ~LOCK_MASK; 1094 scp->status |= *(int *)data; 1095 if (scp == sc->cur_scp) 1096 update_kbd_state(scp, scp->status, LOCK_MASK); 1097 return 0; 1098 1099 case KDGKBSTATE: /* get keyboard state (locks) */ 1100 if (scp == sc->cur_scp) 1101 save_kbd_state(scp); 1102 *(int *)data = scp->status & LOCK_MASK; 1103 return 0; 1104 1105 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1106 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1107 error = kbd_ioctl(sc->kbd, cmd, data); 1108 if (error == ENOIOCTL) 1109 error = ENODEV; 1110 return error; 1111 1112 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1113 if (*(int *)data & ~0x7f) 1114 return EINVAL; 1115 error = kbd_ioctl(sc->kbd, cmd, data); 1116 if (error == ENOIOCTL) 1117 error = ENODEV; 1118 return error; 1119 1120 case KDSKBMODE: /* set keyboard mode */ 1121 switch (*(int *)data) { 1122 case K_XLATE: /* switch to XLT ascii mode */ 1123 case K_RAW: /* switch to RAW scancode mode */ 1124 case K_CODE: /* switch to CODE mode */ 1125 scp->kbd_mode = *(int *)data; 1126 if (scp == sc->cur_scp) 1127 kbd_ioctl(sc->kbd, cmd, data); 1128 return 0; 1129 default: 1130 return EINVAL; 1131 } 1132 /* NOT REACHED */ 1133 1134 case KDGKBMODE: /* get keyboard mode */ 1135 *(int *)data = scp->kbd_mode; 1136 return 0; 1137 1138 case KDGKBINFO: 1139 error = kbd_ioctl(sc->kbd, cmd, data); 1140 if (error == ENOIOCTL) 1141 error = ENODEV; 1142 return error; 1143 1144 case KDMKTONE: /* sound the bell */ 1145 if (*(int*)data) 1146 sc_bell(scp, (*(int*)data)&0xffff, 1147 (((*(int*)data)>>16)&0xffff)*hz/1000); 1148 else 1149 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1150 return 0; 1151 1152 case KIOCSOUND: /* make tone (*data) hz */ 1153 if (scp == sc->cur_scp) { 1154 if (*(int *)data) 1155 return sc_tone(*(int *)data); 1156 else 1157 return sc_tone(0); 1158 } 1159 return 0; 1160 1161 case KDGKBTYPE: /* get keyboard type */ 1162 error = kbd_ioctl(sc->kbd, cmd, data); 1163 if (error == ENOIOCTL) { 1164 /* always return something? XXX */ 1165 *(int *)data = 0; 1166 } 1167 return 0; 1168 1169 case KDSETLED: /* set keyboard LED status */ 1170 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1171 return EINVAL; 1172 scp->status &= ~LED_MASK; 1173 scp->status |= *(int *)data; 1174 if (scp == sc->cur_scp) 1175 update_kbd_leds(scp, scp->status); 1176 return 0; 1177 1178 case KDGETLED: /* get keyboard LED status */ 1179 if (scp == sc->cur_scp) 1180 save_kbd_state(scp); 1181 *(int *)data = scp->status & LED_MASK; 1182 return 0; 1183 1184 case KBADDKBD: /* add/remove keyboard to/from mux */ 1185 case KBRELKBD: 1186 error = kbd_ioctl(sc->kbd, cmd, data); 1187 if (error == ENOIOCTL) 1188 error = ENODEV; 1189 return error; 1190 1191 case CONS_SETKBD: /* set the new keyboard */ 1192 { 1193 keyboard_t *newkbd; 1194 1195 s = spltty(); 1196 newkbd = kbd_get_keyboard(*(int *)data); 1197 if (newkbd == NULL) { 1198 splx(s); 1199 return EINVAL; 1200 } 1201 error = 0; 1202 if (sc->kbd != newkbd) { 1203 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1204 (void *)&sc->keyboard, sckbdevent, sc); 1205 /* i == newkbd->kb_index */ 1206 if (i >= 0) { 1207 if (sc->kbd != NULL) { 1208 save_kbd_state(sc->cur_scp); 1209 kbd_release(sc->kbd, (void *)&sc->keyboard); 1210 } 1211 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1212 sc->keyboard = i; 1213 kbd_ioctl(sc->kbd, KDSKBMODE, 1214 (caddr_t)&sc->cur_scp->kbd_mode); 1215 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1216 LOCK_MASK); 1217 } else { 1218 error = EPERM; /* XXX */ 1219 } 1220 } 1221 splx(s); 1222 return error; 1223 } 1224 1225 case CONS_RELKBD: /* release the current keyboard */ 1226 s = spltty(); 1227 error = 0; 1228 if (sc->kbd != NULL) { 1229 save_kbd_state(sc->cur_scp); 1230 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1231 if (error == 0) { 1232 sc->kbd = NULL; 1233 sc->keyboard = -1; 1234 } 1235 } 1236 splx(s); 1237 return error; 1238 1239 case CONS_GETTERM: /* get the current terminal emulator info */ 1240 { 1241 sc_term_sw_t *sw; 1242 1243 if (((term_info_t *)data)->ti_index == 0) { 1244 sw = scp->tsw; 1245 } else { 1246 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1247 } 1248 if (sw != NULL) { 1249 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1250 sizeof(((term_info_t *)data)->ti_name)); 1251 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1252 sizeof(((term_info_t *)data)->ti_desc)); 1253 ((term_info_t *)data)->ti_flags = 0; 1254 return 0; 1255 } else { 1256 ((term_info_t *)data)->ti_name[0] = '\0'; 1257 ((term_info_t *)data)->ti_desc[0] = '\0'; 1258 ((term_info_t *)data)->ti_flags = 0; 1259 return EINVAL; 1260 } 1261 } 1262 1263 case CONS_SETTERM: /* set the current terminal emulator */ 1264 s = spltty(); 1265 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1266 /* FIXME: what if scp == sc_console! XXX */ 1267 splx(s); 1268 return error; 1269 1270 case GIO_SCRNMAP: /* get output translation table */ 1271 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1272 return 0; 1273 1274 case PIO_SCRNMAP: /* set output translation table */ 1275 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1276 for (i=0; i<sizeof(sc->scr_map); i++) { 1277 sc->scr_rmap[sc->scr_map[i]] = i; 1278 } 1279 return 0; 1280 1281 case GIO_KEYMAP: /* get keyboard translation table */ 1282 case PIO_KEYMAP: /* set keyboard translation table */ 1283 case GIO_DEADKEYMAP: /* get accent key translation table */ 1284 case PIO_DEADKEYMAP: /* set accent key translation table */ 1285 case GETFKEY: /* get function key string */ 1286 case SETFKEY: /* set function key string */ 1287 error = kbd_ioctl(sc->kbd, cmd, data); 1288 if (error == ENOIOCTL) 1289 error = ENODEV; 1290 return error; 1291 1292 #ifndef SC_NO_FONT_LOADING 1293 1294 case PIO_FONT8x8: /* set 8x8 dot font */ 1295 if (!ISFONTAVAIL(sc->adp->va_flags)) 1296 return ENXIO; 1297 bcopy(data, sc->font_8, 8*256); 1298 sc->fonts_loaded |= FONT_8; 1299 /* 1300 * FONT KLUDGE 1301 * Always use the font page #0. XXX 1302 * Don't load if the current font size is not 8x8. 1303 */ 1304 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1305 sc_load_font(sc->cur_scp, 0, 8, 8, sc->font_8, 0, 256); 1306 return 0; 1307 1308 case GIO_FONT8x8: /* get 8x8 dot font */ 1309 if (!ISFONTAVAIL(sc->adp->va_flags)) 1310 return ENXIO; 1311 if (sc->fonts_loaded & FONT_8) { 1312 bcopy(sc->font_8, data, 8*256); 1313 return 0; 1314 } 1315 else 1316 return ENXIO; 1317 1318 case PIO_FONT8x14: /* set 8x14 dot font */ 1319 if (!ISFONTAVAIL(sc->adp->va_flags)) 1320 return ENXIO; 1321 bcopy(data, sc->font_14, 14*256); 1322 sc->fonts_loaded |= FONT_14; 1323 /* 1324 * FONT KLUDGE 1325 * Always use the font page #0. XXX 1326 * Don't load if the current font size is not 8x14. 1327 */ 1328 if (ISTEXTSC(sc->cur_scp) 1329 && (sc->cur_scp->font_size >= 14) 1330 && (sc->cur_scp->font_size < 16)) 1331 sc_load_font(sc->cur_scp, 0, 14, 8, sc->font_14, 0, 256); 1332 return 0; 1333 1334 case GIO_FONT8x14: /* get 8x14 dot font */ 1335 if (!ISFONTAVAIL(sc->adp->va_flags)) 1336 return ENXIO; 1337 if (sc->fonts_loaded & FONT_14) { 1338 bcopy(sc->font_14, data, 14*256); 1339 return 0; 1340 } 1341 else 1342 return ENXIO; 1343 1344 case PIO_FONT8x16: /* set 8x16 dot font */ 1345 if (!ISFONTAVAIL(sc->adp->va_flags)) 1346 return ENXIO; 1347 bcopy(data, sc->font_16, 16*256); 1348 sc->fonts_loaded |= FONT_16; 1349 /* 1350 * FONT KLUDGE 1351 * Always use the font page #0. XXX 1352 * Don't load if the current font size is not 8x16. 1353 */ 1354 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1355 sc_load_font(sc->cur_scp, 0, 16, 8, sc->font_16, 0, 256); 1356 return 0; 1357 1358 case GIO_FONT8x16: /* get 8x16 dot font */ 1359 if (!ISFONTAVAIL(sc->adp->va_flags)) 1360 return ENXIO; 1361 if (sc->fonts_loaded & FONT_16) { 1362 bcopy(sc->font_16, data, 16*256); 1363 return 0; 1364 } 1365 else 1366 return ENXIO; 1367 1368 #endif /* SC_NO_FONT_LOADING */ 1369 1370 default: 1371 break; 1372 } 1373 1374 return (ttyioctl(dev, cmd, data, flag, td)); 1375 } 1376 1377 static void 1378 scstart(struct tty *tp) 1379 { 1380 struct clist *rbp; 1381 int s, len; 1382 u_char buf[PCBURST]; 1383 scr_stat *scp = sc_get_stat(tp->t_dev); 1384 1385 if (scp->status & SLKED || 1386 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 1387 return; 1388 s = spltty(); 1389 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1390 tp->t_state |= TS_BUSY; 1391 rbp = &tp->t_outq; 1392 while (rbp->c_cc) { 1393 len = q_to_b(rbp, buf, PCBURST); 1394 splx(s); 1395 sc_puts(scp, buf, len); 1396 s = spltty(); 1397 } 1398 tp->t_state &= ~TS_BUSY; 1399 ttwwakeup(tp); 1400 } 1401 splx(s); 1402 } 1403 1404 static void 1405 sccnprobe(struct consdev *cp) 1406 { 1407 int unit; 1408 int flags; 1409 1410 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1411 1412 /* a video card is always required */ 1413 if (!scvidprobe(unit, flags, TRUE)) 1414 cp->cn_pri = CN_DEAD; 1415 1416 /* syscons will become console even when there is no keyboard */ 1417 sckbdprobe(unit, flags, TRUE); 1418 1419 if (cp->cn_pri == CN_DEAD) 1420 return; 1421 1422 /* initialize required fields */ 1423 sprintf(cp->cn_name, "consolectl"); 1424 } 1425 1426 static void 1427 sccninit(struct consdev *cp) 1428 { 1429 int unit; 1430 int flags; 1431 1432 sc_get_cons_priority(&unit, &flags); 1433 scinit(unit, flags | SC_KERNEL_CONSOLE); 1434 sc_console_unit = unit; 1435 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1436 sc_consptr = cp; 1437 } 1438 1439 static void 1440 sccnterm(struct consdev *cp) 1441 { 1442 /* we are not the kernel console any more, release everything */ 1443 1444 if (sc_console_unit < 0) 1445 return; /* shouldn't happen */ 1446 1447 #if 0 /* XXX */ 1448 sc_clear_screen(sc_console); 1449 sccnupdate(sc_console); 1450 #endif 1451 1452 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1453 sc_console_unit = -1; 1454 sc_console = NULL; 1455 } 1456 1457 static void 1458 sccnputc(struct consdev *cd, int c) 1459 { 1460 u_char buf[1]; 1461 scr_stat *scp = sc_console; 1462 void *save; 1463 #ifndef SC_NO_HISTORY 1464 struct tty *tp; 1465 #endif /* !SC_NO_HISTORY */ 1466 int s; 1467 1468 /* assert(sc_console != NULL) */ 1469 1470 #ifndef SC_NO_HISTORY 1471 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1472 scp->status &= ~SLKED; 1473 update_kbd_state(scp, scp->status, SLKED); 1474 if (scp->status & BUFFER_SAVED) { 1475 if (!sc_hist_restore(scp)) 1476 sc_remove_cutmarking(scp); 1477 scp->status &= ~BUFFER_SAVED; 1478 scp->status |= CURSOR_ENABLED; 1479 sc_draw_cursor_image(scp); 1480 } 1481 tp = VIRTUAL_TTY(scp->sc, scp->index); 1482 if (ISTTYOPEN(tp)) 1483 scstart(tp); 1484 } 1485 #endif /* !SC_NO_HISTORY */ 1486 1487 save = scp->ts; 1488 if (kernel_console_ts != NULL) 1489 scp->ts = kernel_console_ts; 1490 buf[0] = c; 1491 sc_puts(scp, buf, 1); 1492 scp->ts = save; 1493 1494 s = spltty(); /* block sckbdevent and scrn_timer */ 1495 sccnupdate(scp); 1496 splx(s); 1497 } 1498 1499 static int 1500 sccngetc(struct consdev *cd) 1501 { 1502 return sccngetch(0); 1503 } 1504 1505 static int 1506 sccncheckc(struct consdev *cd) 1507 { 1508 return sccngetch(SCGETC_NONBLOCK); 1509 } 1510 1511 static void 1512 sccndbctl(struct consdev *cd, int on) 1513 { 1514 /* assert(sc_console_unit >= 0) */ 1515 /* try to switch to the kernel console screen */ 1516 if (on && debugger == 0) { 1517 /* 1518 * TRY to make sure the screen saver is stopped, 1519 * and the screen is updated before switching to 1520 * the vty0. 1521 */ 1522 scrn_timer(NULL); 1523 if (!cold 1524 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1525 && sc_console->smode.mode == VT_AUTO) { 1526 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1527 ++debugger; /* XXX */ 1528 #ifdef DDB 1529 /* unlock vty switching */ 1530 sc_console->sc->flags &= ~SC_SCRN_VTYLOCK; 1531 #endif 1532 sc_switch_scr(sc_console->sc, sc_console->index); 1533 --debugger; /* XXX */ 1534 } 1535 } 1536 if (on) 1537 ++debugger; 1538 else 1539 --debugger; 1540 } 1541 1542 static int 1543 sccngetch(int flags) 1544 { 1545 static struct fkeytab fkey; 1546 static int fkeycp; 1547 scr_stat *scp; 1548 u_char *p; 1549 int cur_mode; 1550 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1551 int c; 1552 1553 /* assert(sc_console != NULL) */ 1554 1555 /* 1556 * Stop the screen saver and update the screen if necessary. 1557 * What if we have been running in the screen saver code... XXX 1558 */ 1559 sc_touch_scrn_saver(); 1560 scp = sc_console->sc->cur_scp; /* XXX */ 1561 sccnupdate(scp); 1562 1563 if (fkeycp < fkey.len) { 1564 splx(s); 1565 return fkey.str[fkeycp++]; 1566 } 1567 1568 if (scp->sc->kbd == NULL) { 1569 splx(s); 1570 return -1; 1571 } 1572 1573 /* 1574 * Make sure the keyboard is accessible even when the kbd device 1575 * driver is disabled. 1576 */ 1577 kbd_enable(scp->sc->kbd); 1578 1579 /* we shall always use the keyboard in the XLATE mode here */ 1580 cur_mode = scp->kbd_mode; 1581 scp->kbd_mode = K_XLATE; 1582 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1583 1584 kbd_poll(scp->sc->kbd, TRUE); 1585 c = scgetc(scp->sc, SCGETC_CN | flags); 1586 kbd_poll(scp->sc->kbd, FALSE); 1587 1588 scp->kbd_mode = cur_mode; 1589 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1590 kbd_disable(scp->sc->kbd); 1591 splx(s); 1592 1593 switch (KEYFLAGS(c)) { 1594 case 0: /* normal char */ 1595 return KEYCHAR(c); 1596 case FKEY: /* function key */ 1597 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1598 fkey.len = fkeycp; 1599 if ((p != NULL) && (fkey.len > 0)) { 1600 bcopy(p, fkey.str, fkey.len); 1601 fkeycp = 1; 1602 return fkey.str[0]; 1603 } 1604 return c; /* XXX */ 1605 case NOKEY: 1606 case ERRKEY: 1607 default: 1608 return -1; 1609 } 1610 /* NOT REACHED */ 1611 } 1612 1613 static void 1614 sccnupdate(scr_stat *scp) 1615 { 1616 /* this is a cut-down version of scrn_timer()... */ 1617 1618 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1619 return; 1620 1621 if (debugger > 0 || panicstr || shutdown_in_progress) { 1622 sc_touch_scrn_saver(); 1623 } else if (scp != scp->sc->cur_scp) { 1624 return; 1625 } 1626 1627 if (!run_scrn_saver) 1628 scp->sc->flags &= ~SC_SCRN_IDLE; 1629 #ifdef DEV_SPLASH 1630 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1631 if (scp->sc->flags & SC_SCRN_BLANKED) 1632 stop_scrn_saver(scp->sc, current_saver); 1633 #endif 1634 1635 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1636 || scp->sc->switch_in_progress) 1637 return; 1638 /* 1639 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1640 * when write_in_progress is non-zero. XXX 1641 */ 1642 1643 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1644 scrn_update(scp, TRUE); 1645 } 1646 1647 static void 1648 scrn_timer(void *arg) 1649 { 1650 #ifndef PC98 1651 static int kbd_interval = 0; 1652 #endif 1653 struct timeval tv; 1654 sc_softc_t *sc; 1655 scr_stat *scp; 1656 int again; 1657 int s; 1658 1659 again = (arg != NULL); 1660 if (arg != NULL) 1661 sc = (sc_softc_t *)arg; 1662 else if (sc_console != NULL) 1663 sc = sc_console->sc; 1664 else 1665 return; 1666 1667 /* don't do anything when we are performing some I/O operations */ 1668 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1669 if (again) 1670 timeout(scrn_timer, sc, hz / 10); 1671 return; 1672 } 1673 s = spltty(); 1674 1675 #ifndef PC98 1676 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1677 /* try to allocate a keyboard automatically */ 1678 if (++kbd_interval >= 25) { 1679 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1680 sckbdevent, sc); 1681 if (sc->keyboard >= 0) { 1682 sc->kbd = kbd_get_keyboard(sc->keyboard); 1683 kbd_ioctl(sc->kbd, KDSKBMODE, 1684 (caddr_t)&sc->cur_scp->kbd_mode); 1685 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1686 LOCK_MASK); 1687 } 1688 kbd_interval = 0; 1689 } 1690 } 1691 #endif /* PC98 */ 1692 1693 /* find the vty to update */ 1694 scp = sc->cur_scp; 1695 1696 /* should we stop the screen saver? */ 1697 getmicrouptime(&tv); 1698 if (debugger > 0 || panicstr || shutdown_in_progress) 1699 sc_touch_scrn_saver(); 1700 if (run_scrn_saver) { 1701 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1702 sc->flags |= SC_SCRN_IDLE; 1703 else 1704 sc->flags &= ~SC_SCRN_IDLE; 1705 } else { 1706 sc->scrn_time_stamp = tv.tv_sec; 1707 sc->flags &= ~SC_SCRN_IDLE; 1708 if (scrn_blank_time > 0) 1709 run_scrn_saver = TRUE; 1710 } 1711 #ifdef DEV_SPLASH 1712 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1713 if (sc->flags & SC_SCRN_BLANKED) 1714 stop_scrn_saver(sc, current_saver); 1715 #endif 1716 1717 /* should we just return ? */ 1718 if (sc->blink_in_progress || sc->switch_in_progress 1719 || sc->write_in_progress) { 1720 if (again) 1721 timeout(scrn_timer, sc, hz / 10); 1722 splx(s); 1723 return; 1724 } 1725 1726 /* Update the screen */ 1727 scp = sc->cur_scp; /* cur_scp may have changed... */ 1728 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1729 scrn_update(scp, TRUE); 1730 1731 #ifdef DEV_SPLASH 1732 /* should we activate the screen saver? */ 1733 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1734 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1735 (*current_saver)(sc, TRUE); 1736 #endif 1737 1738 if (again) 1739 timeout(scrn_timer, sc, hz / 25); 1740 splx(s); 1741 } 1742 1743 static int 1744 and_region(int *s1, int *e1, int s2, int e2) 1745 { 1746 if (*e1 < s2 || e2 < *s1) 1747 return FALSE; 1748 *s1 = imax(*s1, s2); 1749 *e1 = imin(*e1, e2); 1750 return TRUE; 1751 } 1752 1753 static void 1754 scrn_update(scr_stat *scp, int show_cursor) 1755 { 1756 int start; 1757 int end; 1758 int s; 1759 int e; 1760 1761 /* assert(scp == scp->sc->cur_scp) */ 1762 1763 ++scp->sc->videoio_in_progress; 1764 1765 #ifndef SC_NO_CUTPASTE 1766 /* remove the previous mouse pointer image if necessary */ 1767 if (scp->status & MOUSE_VISIBLE) { 1768 s = scp->mouse_pos; 1769 e = scp->mouse_pos + scp->xsize + 1; 1770 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1771 || and_region(&s, &e, scp->start, scp->end) 1772 || ((scp->status & CURSOR_ENABLED) && 1773 (scp->cursor_pos != scp->cursor_oldpos) && 1774 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1775 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1776 sc_remove_mouse_image(scp); 1777 if (scp->end >= scp->xsize*scp->ysize) 1778 scp->end = scp->xsize*scp->ysize - 1; 1779 } 1780 } 1781 #endif /* !SC_NO_CUTPASTE */ 1782 1783 #if 1 1784 /* debug: XXX */ 1785 if (scp->end >= scp->xsize*scp->ysize) { 1786 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1787 scp->end = scp->xsize*scp->ysize - 1; 1788 } 1789 if (scp->start < 0) { 1790 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1791 scp->start = 0; 1792 } 1793 #endif 1794 1795 /* update screen image */ 1796 if (scp->start <= scp->end) { 1797 if (scp->mouse_cut_end >= 0) { 1798 /* there is a marked region for cut & paste */ 1799 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1800 start = scp->mouse_cut_start; 1801 end = scp->mouse_cut_end; 1802 } else { 1803 start = scp->mouse_cut_end; 1804 end = scp->mouse_cut_start - 1; 1805 } 1806 s = start; 1807 e = end; 1808 /* does the cut-mark region overlap with the update region? */ 1809 if (and_region(&s, &e, scp->start, scp->end)) { 1810 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1811 s = 0; 1812 e = start - 1; 1813 if (and_region(&s, &e, scp->start, scp->end)) 1814 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1815 s = end + 1; 1816 e = scp->xsize*scp->ysize - 1; 1817 if (and_region(&s, &e, scp->start, scp->end)) 1818 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1819 } else { 1820 (*scp->rndr->draw)(scp, scp->start, 1821 scp->end - scp->start + 1, FALSE); 1822 } 1823 } else { 1824 (*scp->rndr->draw)(scp, scp->start, 1825 scp->end - scp->start + 1, FALSE); 1826 } 1827 } 1828 1829 /* we are not to show the cursor and the mouse pointer... */ 1830 if (!show_cursor) { 1831 scp->end = 0; 1832 scp->start = scp->xsize*scp->ysize - 1; 1833 --scp->sc->videoio_in_progress; 1834 return; 1835 } 1836 1837 /* update cursor image */ 1838 if (scp->status & CURSOR_ENABLED) { 1839 s = scp->start; 1840 e = scp->end; 1841 /* did cursor move since last time ? */ 1842 if (scp->cursor_pos != scp->cursor_oldpos) { 1843 /* do we need to remove old cursor image ? */ 1844 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1845 sc_remove_cursor_image(scp); 1846 sc_draw_cursor_image(scp); 1847 } else { 1848 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1849 /* cursor didn't move, but has been overwritten */ 1850 sc_draw_cursor_image(scp); 1851 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1852 /* if it's a blinking cursor, update it */ 1853 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1854 sc_inside_cutmark(scp, 1855 scp->cursor_pos)); 1856 } 1857 } 1858 1859 #ifndef SC_NO_CUTPASTE 1860 /* update "pseudo" mouse pointer image */ 1861 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1862 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1863 scp->status &= ~MOUSE_MOVED; 1864 sc_draw_mouse_image(scp); 1865 } 1866 } 1867 #endif /* SC_NO_CUTPASTE */ 1868 1869 scp->end = 0; 1870 scp->start = scp->xsize*scp->ysize - 1; 1871 1872 --scp->sc->videoio_in_progress; 1873 } 1874 1875 #ifdef DEV_SPLASH 1876 static int 1877 scsplash_callback(int event, void *arg) 1878 { 1879 sc_softc_t *sc; 1880 int error; 1881 1882 sc = (sc_softc_t *)arg; 1883 1884 switch (event) { 1885 case SPLASH_INIT: 1886 if (add_scrn_saver(scsplash_saver) == 0) { 1887 sc->flags &= ~SC_SAVER_FAILED; 1888 run_scrn_saver = TRUE; 1889 if (cold && !(boothowto & RB_VERBOSE)) { 1890 scsplash_stick(TRUE); 1891 (*current_saver)(sc, TRUE); 1892 } 1893 } 1894 return 0; 1895 1896 case SPLASH_TERM: 1897 if (current_saver == scsplash_saver) { 1898 scsplash_stick(FALSE); 1899 error = remove_scrn_saver(scsplash_saver); 1900 if (error) 1901 return error; 1902 } 1903 return 0; 1904 1905 default: 1906 return EINVAL; 1907 } 1908 } 1909 1910 static void 1911 scsplash_saver(sc_softc_t *sc, int show) 1912 { 1913 static int busy = FALSE; 1914 scr_stat *scp; 1915 1916 if (busy) 1917 return; 1918 busy = TRUE; 1919 1920 scp = sc->cur_scp; 1921 if (show) { 1922 if (!(sc->flags & SC_SAVER_FAILED)) { 1923 if (!(sc->flags & SC_SCRN_BLANKED)) 1924 set_scrn_saver_mode(scp, -1, NULL, 0); 1925 switch (splash(sc->adp, TRUE)) { 1926 case 0: /* succeeded */ 1927 break; 1928 case EAGAIN: /* try later */ 1929 restore_scrn_saver_mode(scp, FALSE); 1930 sc_touch_scrn_saver(); /* XXX */ 1931 break; 1932 default: 1933 sc->flags |= SC_SAVER_FAILED; 1934 scsplash_stick(FALSE); 1935 restore_scrn_saver_mode(scp, TRUE); 1936 printf("scsplash_saver(): failed to put up the image\n"); 1937 break; 1938 } 1939 } 1940 } else if (!sticky_splash) { 1941 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1942 restore_scrn_saver_mode(scp, TRUE); 1943 } 1944 busy = FALSE; 1945 } 1946 1947 static int 1948 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1949 { 1950 #if 0 1951 int error; 1952 1953 if (current_saver != none_saver) { 1954 error = remove_scrn_saver(current_saver); 1955 if (error) 1956 return error; 1957 } 1958 #endif 1959 if (current_saver != none_saver) 1960 return EBUSY; 1961 1962 run_scrn_saver = FALSE; 1963 saver_mode = CONS_LKM_SAVER; 1964 current_saver = this_saver; 1965 return 0; 1966 } 1967 1968 static int 1969 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1970 { 1971 if (current_saver != this_saver) 1972 return EINVAL; 1973 1974 #if 0 1975 /* 1976 * In order to prevent `current_saver' from being called by 1977 * the timeout routine `scrn_timer()' while we manipulate 1978 * the saver list, we shall set `current_saver' to `none_saver' 1979 * before stopping the current saver, rather than blocking by `splXX()'. 1980 */ 1981 current_saver = none_saver; 1982 if (scrn_blanked) 1983 stop_scrn_saver(this_saver); 1984 #endif 1985 1986 /* unblank all blanked screens */ 1987 wait_scrn_saver_stop(NULL); 1988 if (scrn_blanked) 1989 return EBUSY; 1990 1991 current_saver = none_saver; 1992 return 0; 1993 } 1994 1995 static int 1996 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 1997 { 1998 int s; 1999 2000 /* assert(scp == scp->sc->cur_scp) */ 2001 s = spltty(); 2002 if (!ISGRAPHSC(scp)) 2003 sc_remove_cursor_image(scp); 2004 scp->splash_save_mode = scp->mode; 2005 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2006 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2007 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2008 scp->sc->flags |= SC_SCRN_BLANKED; 2009 ++scrn_blanked; 2010 splx(s); 2011 if (mode < 0) 2012 return 0; 2013 scp->mode = mode; 2014 if (set_mode(scp) == 0) { 2015 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2016 scp->status |= GRAPHICS_MODE; 2017 #ifndef SC_NO_PALETTE_LOADING 2018 if (pal != NULL) 2019 load_palette(scp->sc->adp, pal); 2020 #endif 2021 sc_set_border(scp, border); 2022 return 0; 2023 } else { 2024 s = spltty(); 2025 scp->mode = scp->splash_save_mode; 2026 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2027 scp->status |= scp->splash_save_status; 2028 splx(s); 2029 return 1; 2030 } 2031 } 2032 2033 static int 2034 restore_scrn_saver_mode(scr_stat *scp, int changemode) 2035 { 2036 int mode; 2037 int status; 2038 int s; 2039 2040 /* assert(scp == scp->sc->cur_scp) */ 2041 s = spltty(); 2042 mode = scp->mode; 2043 status = scp->status; 2044 scp->mode = scp->splash_save_mode; 2045 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2046 scp->status |= scp->splash_save_status; 2047 scp->sc->flags &= ~SC_SCRN_BLANKED; 2048 if (!changemode) { 2049 if (!ISGRAPHSC(scp)) 2050 sc_draw_cursor_image(scp); 2051 --scrn_blanked; 2052 splx(s); 2053 return 0; 2054 } 2055 if (set_mode(scp) == 0) { 2056 #ifndef SC_NO_PALETTE_LOADING 2057 load_palette(scp->sc->adp, scp->sc->palette); 2058 #endif 2059 --scrn_blanked; 2060 splx(s); 2061 return 0; 2062 } else { 2063 scp->mode = mode; 2064 scp->status = status; 2065 splx(s); 2066 return 1; 2067 } 2068 } 2069 2070 static void 2071 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2072 { 2073 (*saver)(sc, FALSE); 2074 run_scrn_saver = FALSE; 2075 /* the screen saver may have chosen not to stop after all... */ 2076 if (sc->flags & SC_SCRN_BLANKED) 2077 return; 2078 2079 mark_all(sc->cur_scp); 2080 if (sc->delayed_next_scr) 2081 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2082 if (debugger == 0) 2083 wakeup(&scrn_blanked); 2084 } 2085 2086 static int 2087 wait_scrn_saver_stop(sc_softc_t *sc) 2088 { 2089 int error = 0; 2090 2091 while (scrn_blanked > 0) { 2092 run_scrn_saver = FALSE; 2093 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2094 error = 0; 2095 break; 2096 } 2097 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2098 if ((error != 0) && (error != ERESTART)) 2099 break; 2100 } 2101 run_scrn_saver = FALSE; 2102 return error; 2103 } 2104 #endif /* DEV_SPLASH */ 2105 2106 void 2107 sc_touch_scrn_saver(void) 2108 { 2109 scsplash_stick(FALSE); 2110 run_scrn_saver = FALSE; 2111 } 2112 2113 int 2114 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2115 { 2116 scr_stat *cur_scp; 2117 struct tty *tp; 2118 struct proc *p; 2119 int s; 2120 2121 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2122 2123 if (sc->cur_scp == NULL) 2124 return (0); 2125 2126 /* prevent switch if previously requested */ 2127 if (sc->flags & SC_SCRN_VTYLOCK) { 2128 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2129 sc->cur_scp->bell_duration); 2130 return EPERM; 2131 } 2132 2133 /* delay switch if the screen is blanked or being updated */ 2134 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2135 || sc->blink_in_progress || sc->videoio_in_progress) { 2136 sc->delayed_next_scr = next_scr + 1; 2137 sc_touch_scrn_saver(); 2138 DPRINTF(5, ("switch delayed\n")); 2139 return 0; 2140 } 2141 2142 s = spltty(); 2143 cur_scp = sc->cur_scp; 2144 2145 /* we are in the middle of the vty switching process... */ 2146 if (sc->switch_in_progress 2147 && (cur_scp->smode.mode == VT_PROCESS) 2148 && cur_scp->proc) { 2149 p = pfind(cur_scp->pid); 2150 if (cur_scp->proc != p) { 2151 if (p) 2152 PROC_UNLOCK(p); 2153 /* 2154 * The controlling process has died!!. Do some clean up. 2155 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2156 * are not reset here yet; they will be cleared later. 2157 */ 2158 DPRINTF(5, ("cur_scp controlling process %d died, ", 2159 cur_scp->pid)); 2160 if (cur_scp->status & SWITCH_WAIT_REL) { 2161 /* 2162 * Force the previous switch to finish, but return now 2163 * with error. 2164 */ 2165 DPRINTF(5, ("reset WAIT_REL, ")); 2166 finish_vt_rel(cur_scp, TRUE, &s); 2167 splx(s); 2168 DPRINTF(5, ("finishing previous switch\n")); 2169 return EINVAL; 2170 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2171 /* let's assume screen switch has been completed. */ 2172 DPRINTF(5, ("reset WAIT_ACQ, ")); 2173 finish_vt_acq(cur_scp); 2174 } else { 2175 /* 2176 * We are in between screen release and acquisition, and 2177 * reached here via scgetc() or scrn_timer() which has 2178 * interrupted exchange_scr(). Don't do anything stupid. 2179 */ 2180 DPRINTF(5, ("waiting nothing, ")); 2181 } 2182 } else { 2183 if (p) 2184 PROC_UNLOCK(p); 2185 /* 2186 * The controlling process is alive, but not responding... 2187 * It is either buggy or it may be just taking time. 2188 * The following code is a gross kludge to cope with this 2189 * problem for which there is no clean solution. XXX 2190 */ 2191 if (cur_scp->status & SWITCH_WAIT_REL) { 2192 switch (sc->switch_in_progress++) { 2193 case 1: 2194 break; 2195 case 2: 2196 DPRINTF(5, ("sending relsig again, ")); 2197 signal_vt_rel(cur_scp); 2198 break; 2199 case 3: 2200 break; 2201 case 4: 2202 default: 2203 /* 2204 * Act as if the controlling program returned 2205 * VT_FALSE. 2206 */ 2207 DPRINTF(5, ("force reset WAIT_REL, ")); 2208 finish_vt_rel(cur_scp, FALSE, &s); 2209 splx(s); 2210 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2211 return EINVAL; 2212 } 2213 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2214 switch (sc->switch_in_progress++) { 2215 case 1: 2216 break; 2217 case 2: 2218 DPRINTF(5, ("sending acqsig again, ")); 2219 signal_vt_acq(cur_scp); 2220 break; 2221 case 3: 2222 break; 2223 case 4: 2224 default: 2225 /* clear the flag and finish the previous switch */ 2226 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2227 finish_vt_acq(cur_scp); 2228 break; 2229 } 2230 } 2231 } 2232 } 2233 2234 /* 2235 * Return error if an invalid argument is given, or vty switch 2236 * is still in progress. 2237 */ 2238 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2239 || sc->switch_in_progress) { 2240 splx(s); 2241 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2242 DPRINTF(5, ("error 1\n")); 2243 return EINVAL; 2244 } 2245 2246 /* 2247 * Don't allow switching away from the graphics mode vty 2248 * if the switch mode is VT_AUTO, unless the next vty is the same 2249 * as the current or the current vty has been closed (but showing). 2250 */ 2251 tp = VIRTUAL_TTY(sc, cur_scp->index); 2252 if ((cur_scp->index != next_scr) 2253 && ISTTYOPEN(tp) 2254 && (cur_scp->smode.mode == VT_AUTO) 2255 && ISGRAPHSC(cur_scp)) { 2256 splx(s); 2257 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2258 DPRINTF(5, ("error, graphics mode\n")); 2259 return EINVAL; 2260 } 2261 2262 /* 2263 * Is the wanted vty open? Don't allow switching to a closed vty. 2264 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2265 * Note that we always allow the user to switch to the kernel 2266 * console even if it is closed. 2267 */ 2268 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2269 tp = VIRTUAL_TTY(sc, next_scr); 2270 if (!ISTTYOPEN(tp)) { 2271 splx(s); 2272 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2273 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2274 return EINVAL; 2275 } 2276 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2277 splx(s); 2278 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2279 return EINVAL; 2280 } 2281 } 2282 2283 /* this is the start of vty switching process... */ 2284 ++sc->switch_in_progress; 2285 sc->delayed_next_scr = 0; 2286 sc->old_scp = cur_scp; 2287 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2288 if (sc->new_scp == sc->old_scp) { 2289 sc->switch_in_progress = 0; 2290 /* 2291 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2292 * sched_lock is in an in-between state, e.g., when we stop at 2293 * a breakpoint at fork_exit. It has always been wrong to call 2294 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2295 * is supposed to be locked by splhigh(), but the debugger may 2296 * be invoked at splhigh(). 2297 */ 2298 if (debugger == 0) 2299 wakeup(&sc->new_scp->smode); 2300 splx(s); 2301 DPRINTF(5, ("switch done (new == old)\n")); 2302 return 0; 2303 } 2304 2305 /* has controlling process died? */ 2306 vt_proc_alive(sc->old_scp); 2307 vt_proc_alive(sc->new_scp); 2308 2309 /* wait for the controlling process to release the screen, if necessary */ 2310 if (signal_vt_rel(sc->old_scp)) { 2311 splx(s); 2312 return 0; 2313 } 2314 2315 /* go set up the new vty screen */ 2316 splx(s); 2317 exchange_scr(sc); 2318 s = spltty(); 2319 2320 /* wake up processes waiting for this vty */ 2321 if (debugger == 0) 2322 wakeup(&sc->cur_scp->smode); 2323 2324 /* wait for the controlling process to acknowledge, if necessary */ 2325 if (signal_vt_acq(sc->cur_scp)) { 2326 splx(s); 2327 return 0; 2328 } 2329 2330 sc->switch_in_progress = 0; 2331 if (sc->unit == sc_console_unit) 2332 cnavailable(sc_consptr, TRUE); 2333 splx(s); 2334 DPRINTF(5, ("switch done\n")); 2335 2336 return 0; 2337 } 2338 2339 static int 2340 do_switch_scr(sc_softc_t *sc, int s) 2341 { 2342 vt_proc_alive(sc->new_scp); 2343 2344 splx(s); 2345 exchange_scr(sc); 2346 s = spltty(); 2347 /* sc->cur_scp == sc->new_scp */ 2348 wakeup(&sc->cur_scp->smode); 2349 2350 /* wait for the controlling process to acknowledge, if necessary */ 2351 if (!signal_vt_acq(sc->cur_scp)) { 2352 sc->switch_in_progress = 0; 2353 if (sc->unit == sc_console_unit) 2354 cnavailable(sc_consptr, TRUE); 2355 } 2356 2357 return s; 2358 } 2359 2360 static int 2361 vt_proc_alive(scr_stat *scp) 2362 { 2363 struct proc *p; 2364 2365 if (scp->proc) { 2366 if ((p = pfind(scp->pid)) != NULL) 2367 PROC_UNLOCK(p); 2368 if (scp->proc == p) 2369 return TRUE; 2370 scp->proc = NULL; 2371 scp->smode.mode = VT_AUTO; 2372 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2373 } 2374 return FALSE; 2375 } 2376 2377 static int 2378 signal_vt_rel(scr_stat *scp) 2379 { 2380 if (scp->smode.mode != VT_PROCESS) 2381 return FALSE; 2382 scp->status |= SWITCH_WAIT_REL; 2383 PROC_LOCK(scp->proc); 2384 psignal(scp->proc, scp->smode.relsig); 2385 PROC_UNLOCK(scp->proc); 2386 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2387 return TRUE; 2388 } 2389 2390 static int 2391 signal_vt_acq(scr_stat *scp) 2392 { 2393 if (scp->smode.mode != VT_PROCESS) 2394 return FALSE; 2395 if (scp->sc->unit == sc_console_unit) 2396 cnavailable(sc_consptr, FALSE); 2397 scp->status |= SWITCH_WAIT_ACQ; 2398 PROC_LOCK(scp->proc); 2399 psignal(scp->proc, scp->smode.acqsig); 2400 PROC_UNLOCK(scp->proc); 2401 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2402 return TRUE; 2403 } 2404 2405 static int 2406 finish_vt_rel(scr_stat *scp, int release, int *s) 2407 { 2408 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2409 scp->status &= ~SWITCH_WAIT_REL; 2410 if (release) 2411 *s = do_switch_scr(scp->sc, *s); 2412 else 2413 scp->sc->switch_in_progress = 0; 2414 return 0; 2415 } 2416 return EINVAL; 2417 } 2418 2419 static int 2420 finish_vt_acq(scr_stat *scp) 2421 { 2422 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2423 scp->status &= ~SWITCH_WAIT_ACQ; 2424 scp->sc->switch_in_progress = 0; 2425 return 0; 2426 } 2427 return EINVAL; 2428 } 2429 2430 static void 2431 exchange_scr(sc_softc_t *sc) 2432 { 2433 scr_stat *scp; 2434 2435 /* save the current state of video and keyboard */ 2436 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2437 if (!ISGRAPHSC(sc->old_scp)) 2438 sc_remove_cursor_image(sc->old_scp); 2439 if (sc->old_scp->kbd_mode == K_XLATE) 2440 save_kbd_state(sc->old_scp); 2441 2442 /* set up the video for the new screen */ 2443 scp = sc->cur_scp = sc->new_scp; 2444 #ifdef PC98 2445 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2446 #else 2447 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2448 #endif 2449 set_mode(scp); 2450 #ifndef __sparc64__ 2451 else 2452 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2453 (void *)sc->adp->va_window, FALSE); 2454 #endif 2455 scp->status |= MOUSE_HIDDEN; 2456 sc_move_cursor(scp, scp->xpos, scp->ypos); 2457 if (!ISGRAPHSC(scp)) 2458 sc_set_cursor_image(scp); 2459 #ifndef SC_NO_PALETTE_LOADING 2460 if (ISGRAPHSC(sc->old_scp)) 2461 load_palette(sc->adp, sc->palette); 2462 #endif 2463 sc_set_border(scp, scp->border); 2464 2465 /* set up the keyboard for the new screen */ 2466 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2467 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2468 update_kbd_state(scp, scp->status, LOCK_MASK); 2469 2470 mark_all(scp); 2471 } 2472 2473 void 2474 sc_puts(scr_stat *scp, u_char *buf, int len) 2475 { 2476 #ifdef DEV_SPLASH 2477 /* make screensaver happy */ 2478 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2479 run_scrn_saver = FALSE; 2480 #endif 2481 2482 if (scp->tsw) 2483 (*scp->tsw->te_puts)(scp, buf, len); 2484 2485 if (scp->sc->delayed_next_scr) 2486 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2487 } 2488 2489 void 2490 sc_draw_cursor_image(scr_stat *scp) 2491 { 2492 /* assert(scp == scp->sc->cur_scp); */ 2493 ++scp->sc->videoio_in_progress; 2494 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2495 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2496 sc_inside_cutmark(scp, scp->cursor_pos)); 2497 scp->cursor_oldpos = scp->cursor_pos; 2498 --scp->sc->videoio_in_progress; 2499 } 2500 2501 void 2502 sc_remove_cursor_image(scr_stat *scp) 2503 { 2504 /* assert(scp == scp->sc->cur_scp); */ 2505 ++scp->sc->videoio_in_progress; 2506 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2507 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2508 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2509 --scp->sc->videoio_in_progress; 2510 } 2511 2512 static void 2513 update_cursor_image(scr_stat *scp) 2514 { 2515 /* assert(scp == scp->sc->cur_scp); */ 2516 sc_remove_cursor_image(scp); 2517 sc_set_cursor_image(scp); 2518 sc_draw_cursor_image(scp); 2519 } 2520 2521 void 2522 sc_set_cursor_image(scr_stat *scp) 2523 { 2524 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2525 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2526 /* hidden cursor is internally represented as zero-height underline */ 2527 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2528 scp->curs_attr.base = scp->curs_attr.height = 0; 2529 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2530 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2531 scp->font_size - 1); 2532 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2533 scp->font_size - scp->curs_attr.base); 2534 } else { /* block cursor */ 2535 scp->curs_attr.base = 0; 2536 scp->curs_attr.height = scp->font_size; 2537 } 2538 2539 /* assert(scp == scp->sc->cur_scp); */ 2540 ++scp->sc->videoio_in_progress; 2541 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2542 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2543 --scp->sc->videoio_in_progress; 2544 } 2545 2546 static void 2547 change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2548 { 2549 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2550 sc_remove_cursor_image(scp); 2551 2552 if (base >= 0) 2553 scp->curr_curs_attr.base = base; 2554 if (height >= 0) 2555 scp->curr_curs_attr.height = height; 2556 if (flags & CONS_RESET_CURSOR) 2557 scp->curr_curs_attr = scp->dflt_curs_attr; 2558 else 2559 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2560 2561 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2562 sc_set_cursor_image(scp); 2563 sc_draw_cursor_image(scp); 2564 } 2565 } 2566 2567 void 2568 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2569 { 2570 sc_softc_t *sc; 2571 struct cdev *dev; 2572 int s; 2573 int i; 2574 2575 s = spltty(); 2576 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2577 /* local (per vty) change */ 2578 change_cursor_shape(scp, flags, base, height); 2579 splx(s); 2580 return; 2581 } 2582 2583 /* global change */ 2584 sc = scp->sc; 2585 if (base >= 0) 2586 sc->curs_attr.base = base; 2587 if (height >= 0) 2588 sc->curs_attr.height = height; 2589 if (flags != -1) { 2590 if (flags & CONS_RESET_CURSOR) 2591 sc->curs_attr = sc->dflt_curs_attr; 2592 else 2593 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2594 } 2595 2596 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2597 if ((dev = SC_DEV(sc, i)) == NULL) 2598 continue; 2599 if ((scp = sc_get_stat(dev)) == NULL) 2600 continue; 2601 scp->dflt_curs_attr = sc->curs_attr; 2602 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2603 } 2604 splx(s); 2605 } 2606 2607 static void 2608 scinit(int unit, int flags) 2609 { 2610 2611 /* 2612 * When syscons is being initialized as the kernel console, malloc() 2613 * is not yet functional, because various kernel structures has not been 2614 * fully initialized yet. Therefore, we need to declare the following 2615 * static buffers for the console. This is less than ideal, 2616 * but is necessry evil for the time being. XXX 2617 */ 2618 #ifdef PC98 2619 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2620 #else 2621 static u_short sc_buffer[ROW*COL]; /* XXX */ 2622 #endif 2623 #ifndef SC_NO_FONT_LOADING 2624 static u_char font_8[256*8]; 2625 static u_char font_14[256*14]; 2626 static u_char font_16[256*16]; 2627 #endif 2628 2629 sc_softc_t *sc; 2630 scr_stat *scp; 2631 video_adapter_t *adp; 2632 int col; 2633 int row; 2634 int i; 2635 2636 /* one time initialization */ 2637 if (init_done == COLD) 2638 sc_get_bios_values(&bios_value); 2639 init_done = WARM; 2640 2641 /* 2642 * Allocate resources. Even if we are being called for the second 2643 * time, we must allocate them again, because they might have 2644 * disappeared... 2645 */ 2646 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2647 adp = NULL; 2648 if (sc->adapter >= 0) { 2649 vid_release(sc->adp, (void *)&sc->adapter); 2650 adp = sc->adp; 2651 sc->adp = NULL; 2652 } 2653 if (sc->keyboard >= 0) { 2654 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2655 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2656 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2657 if (sc->kbd != NULL) { 2658 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2659 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2660 } 2661 sc->kbd = NULL; 2662 } 2663 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2664 sc->adp = vid_get_adapter(sc->adapter); 2665 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2666 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 2667 sckbdevent, sc); 2668 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2669 sc->kbd = kbd_get_keyboard(sc->keyboard); 2670 if (sc->kbd != NULL) { 2671 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2672 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2673 } 2674 2675 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2676 2677 sc->initial_mode = sc->adp->va_initial_mode; 2678 2679 #ifndef SC_NO_FONT_LOADING 2680 if (flags & SC_KERNEL_CONSOLE) { 2681 sc->font_8 = font_8; 2682 sc->font_14 = font_14; 2683 sc->font_16 = font_16; 2684 } else if (sc->font_8 == NULL) { 2685 /* assert(sc_malloc) */ 2686 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2687 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2688 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2689 } 2690 #endif 2691 2692 /* extract the hardware cursor location and hide the cursor for now */ 2693 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2694 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2695 2696 /* set up the first console */ 2697 sc->first_vty = unit*MAXCONS; 2698 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2699 if (flags & SC_KERNEL_CONSOLE) { 2700 /* 2701 * Set up devs structure but don't use it yet, calling make_dev() 2702 * might panic kernel. Wait for sc_attach_unit() to actually 2703 * create the devices. 2704 */ 2705 sc->dev = main_devs; 2706 scp = &main_console; 2707 init_scp(sc, sc->first_vty, scp); 2708 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2709 (void *)sc_buffer, FALSE); 2710 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2711 sc_init_emulator(scp, "*"); 2712 (*scp->tsw->te_default_attr)(scp, 2713 kernel_default.std_color, 2714 kernel_default.rev_color); 2715 } else { 2716 /* assert(sc_malloc) */ 2717 sc->dev = malloc(sizeof(struct cdev *)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2718 sc->dev[0] = make_dev(&sc_cdevsw, unit * MAXCONS, 2719 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", unit * MAXCONS); 2720 sc_alloc_tty(sc->dev[0]); 2721 scp = alloc_scp(sc, sc->first_vty); 2722 SC_STAT(sc->dev[0]) = scp; 2723 } 2724 sc->cur_scp = scp; 2725 2726 #ifndef __sparc64__ 2727 /* copy screen to temporary buffer */ 2728 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2729 (void *)scp->sc->adp->va_window, FALSE); 2730 if (ISTEXTSC(scp)) 2731 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2732 #endif 2733 2734 /* move cursors to the initial positions */ 2735 if (col >= scp->xsize) 2736 col = 0; 2737 if (row >= scp->ysize) 2738 row = scp->ysize - 1; 2739 scp->xpos = col; 2740 scp->ypos = row; 2741 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2742 2743 if (bios_value.cursor_end < scp->font_size) 2744 sc->dflt_curs_attr.base = scp->font_size - 2745 bios_value.cursor_end - 1; 2746 else 2747 sc->dflt_curs_attr.base = 0; 2748 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2749 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2750 sc->dflt_curs_attr.flags = 0; 2751 sc->curs_attr = sc->dflt_curs_attr; 2752 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2753 2754 #ifndef SC_NO_SYSMOUSE 2755 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2756 #endif 2757 if (!ISGRAPHSC(scp)) { 2758 sc_set_cursor_image(scp); 2759 sc_draw_cursor_image(scp); 2760 } 2761 2762 /* save font and palette */ 2763 #ifndef SC_NO_FONT_LOADING 2764 sc->fonts_loaded = 0; 2765 if (ISFONTAVAIL(sc->adp->va_flags)) { 2766 #ifdef SC_DFLT_FONT 2767 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2768 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2769 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2770 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2771 if (scp->font_size < 14) { 2772 sc_load_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2773 } else if (scp->font_size >= 16) { 2774 sc_load_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2775 } else { 2776 sc_load_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2777 } 2778 #else /* !SC_DFLT_FONT */ 2779 if (scp->font_size < 14) { 2780 sc_save_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2781 sc->fonts_loaded = FONT_8; 2782 } else if (scp->font_size >= 16) { 2783 sc_save_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2784 sc->fonts_loaded = FONT_16; 2785 } else { 2786 sc_save_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2787 sc->fonts_loaded = FONT_14; 2788 } 2789 #endif /* SC_DFLT_FONT */ 2790 /* FONT KLUDGE: always use the font page #0. XXX */ 2791 sc_show_font(scp, 0); 2792 } 2793 #endif /* !SC_NO_FONT_LOADING */ 2794 2795 #ifndef SC_NO_PALETTE_LOADING 2796 save_palette(sc->adp, sc->palette); 2797 #endif 2798 2799 #ifdef DEV_SPLASH 2800 if (!(sc->flags & SC_SPLASH_SCRN)) { 2801 /* we are ready to put up the splash image! */ 2802 splash_init(sc->adp, scsplash_callback, sc); 2803 sc->flags |= SC_SPLASH_SCRN; 2804 } 2805 #endif 2806 } 2807 2808 /* the rest is not necessary, if we have done it once */ 2809 if (sc->flags & SC_INIT_DONE) 2810 return; 2811 2812 /* initialize mapscrn arrays to a one to one map */ 2813 for (i = 0; i < sizeof(sc->scr_map); i++) 2814 sc->scr_map[i] = sc->scr_rmap[i] = i; 2815 #ifdef PC98 2816 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2817 #endif 2818 2819 sc->flags |= SC_INIT_DONE; 2820 } 2821 2822 static void 2823 scterm(int unit, int flags) 2824 { 2825 sc_softc_t *sc; 2826 scr_stat *scp; 2827 2828 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2829 if (sc == NULL) 2830 return; /* shouldn't happen */ 2831 2832 #ifdef DEV_SPLASH 2833 /* this console is no longer available for the splash screen */ 2834 if (sc->flags & SC_SPLASH_SCRN) { 2835 splash_term(sc->adp); 2836 sc->flags &= ~SC_SPLASH_SCRN; 2837 } 2838 #endif 2839 2840 #if 0 /* XXX */ 2841 /* move the hardware cursor to the upper-left corner */ 2842 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2843 #endif 2844 2845 /* release the keyboard and the video card */ 2846 if (sc->keyboard >= 0) 2847 kbd_release(sc->kbd, &sc->keyboard); 2848 if (sc->adapter >= 0) 2849 vid_release(sc->adp, &sc->adapter); 2850 2851 /* stop the terminal emulator, if any */ 2852 scp = sc_get_stat(sc->dev[0]); 2853 if (scp->tsw) 2854 (*scp->tsw->te_term)(scp, &scp->ts); 2855 if (scp->ts != NULL) 2856 free(scp->ts, M_DEVBUF); 2857 2858 /* clear the structure */ 2859 if (!(flags & SC_KERNEL_CONSOLE)) { 2860 /* XXX: We need delete_dev() for this */ 2861 free(sc->dev, M_DEVBUF); 2862 #if 0 2863 /* XXX: We need a ttyunregister for this */ 2864 free(sc->tty, M_DEVBUF); 2865 #endif 2866 #ifndef SC_NO_FONT_LOADING 2867 free(sc->font_8, M_DEVBUF); 2868 free(sc->font_14, M_DEVBUF); 2869 free(sc->font_16, M_DEVBUF); 2870 #endif 2871 /* XXX vtb, history */ 2872 } 2873 bzero(sc, sizeof(*sc)); 2874 sc->keyboard = -1; 2875 sc->adapter = -1; 2876 } 2877 2878 static void 2879 scshutdown(void *arg, int howto) 2880 { 2881 /* assert(sc_console != NULL) */ 2882 2883 sc_touch_scrn_saver(); 2884 if (!cold && sc_console 2885 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2886 && sc_console->smode.mode == VT_AUTO) 2887 sc_switch_scr(sc_console->sc, sc_console->index); 2888 shutdown_in_progress = TRUE; 2889 } 2890 2891 int 2892 sc_clean_up(scr_stat *scp) 2893 { 2894 #ifdef DEV_SPLASH 2895 int error; 2896 #endif 2897 2898 if (scp->sc->flags & SC_SCRN_BLANKED) { 2899 sc_touch_scrn_saver(); 2900 #ifdef DEV_SPLASH 2901 if ((error = wait_scrn_saver_stop(scp->sc))) 2902 return error; 2903 #endif 2904 } 2905 scp->status |= MOUSE_HIDDEN; 2906 sc_remove_mouse_image(scp); 2907 sc_remove_cutmarking(scp); 2908 return 0; 2909 } 2910 2911 void 2912 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2913 { 2914 sc_vtb_t new; 2915 sc_vtb_t old; 2916 2917 old = scp->vtb; 2918 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2919 if (!discard && (old.vtb_flags & VTB_VALID)) { 2920 /* retain the current cursor position and buffer contants */ 2921 scp->cursor_oldpos = scp->cursor_pos; 2922 /* 2923 * This works only if the old buffer has the same size as or larger 2924 * than the new one. XXX 2925 */ 2926 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2927 scp->vtb = new; 2928 } else { 2929 scp->vtb = new; 2930 sc_vtb_destroy(&old); 2931 } 2932 2933 #ifndef SC_NO_SYSMOUSE 2934 /* move the mouse cursor at the center of the screen */ 2935 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2936 #endif 2937 } 2938 2939 static scr_stat 2940 *alloc_scp(sc_softc_t *sc, int vty) 2941 { 2942 scr_stat *scp; 2943 2944 /* assert(sc_malloc) */ 2945 2946 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2947 init_scp(sc, vty, scp); 2948 2949 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2950 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2951 sc_init_emulator(scp, "*"); 2952 2953 #ifndef SC_NO_CUTPASTE 2954 sc_alloc_cut_buffer(scp, TRUE); 2955 #endif 2956 2957 #ifndef SC_NO_HISTORY 2958 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2959 #endif 2960 2961 return scp; 2962 } 2963 2964 static void 2965 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2966 { 2967 video_info_t info; 2968 2969 bzero(scp, sizeof(*scp)); 2970 2971 scp->index = vty; 2972 scp->sc = sc; 2973 scp->status = 0; 2974 scp->mode = sc->initial_mode; 2975 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2976 if (info.vi_flags & V_INFO_GRAPHICS) { 2977 scp->status |= GRAPHICS_MODE; 2978 scp->xpixel = info.vi_width; 2979 scp->ypixel = info.vi_height; 2980 scp->xsize = info.vi_width/info.vi_cwidth; 2981 scp->ysize = info.vi_height/info.vi_cheight; 2982 scp->font_size = 0; 2983 scp->font = NULL; 2984 } else { 2985 scp->xsize = info.vi_width; 2986 scp->ysize = info.vi_height; 2987 scp->xpixel = scp->xsize*info.vi_cwidth; 2988 scp->ypixel = scp->ysize*info.vi_cheight; 2989 scp->font_size = info.vi_cheight; 2990 scp->font_width = info.vi_cwidth; 2991 if (info.vi_cheight < 14) { 2992 #ifndef SC_NO_FONT_LOADING 2993 scp->font = sc->font_8; 2994 #else 2995 scp->font = NULL; 2996 #endif 2997 } else if (info.vi_cheight >= 16) { 2998 #ifndef SC_NO_FONT_LOADING 2999 scp->font = sc->font_16; 3000 #else 3001 scp->font = NULL; 3002 #endif 3003 } else { 3004 #ifndef SC_NO_FONT_LOADING 3005 scp->font = sc->font_14; 3006 #else 3007 scp->font = NULL; 3008 #endif 3009 } 3010 } 3011 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3012 #ifndef __sparc64__ 3013 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3014 #endif 3015 scp->xoff = scp->yoff = 0; 3016 scp->xpos = scp->ypos = 0; 3017 scp->start = scp->xsize * scp->ysize - 1; 3018 scp->end = 0; 3019 scp->tsw = NULL; 3020 scp->ts = NULL; 3021 scp->rndr = NULL; 3022 scp->border = (SC_NORM_ATTR >> 4) & 0x0f; 3023 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3024 scp->mouse_cut_start = scp->xsize*scp->ysize; 3025 scp->mouse_cut_end = -1; 3026 scp->mouse_signal = 0; 3027 scp->mouse_pid = 0; 3028 scp->mouse_proc = NULL; 3029 scp->kbd_mode = K_XLATE; 3030 scp->bell_pitch = bios_value.bell_pitch; 3031 scp->bell_duration = BELL_DURATION; 3032 scp->status |= (bios_value.shift_state & NLKED); 3033 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3034 scp->pid = 0; 3035 scp->proc = NULL; 3036 scp->smode.mode = VT_AUTO; 3037 scp->history = NULL; 3038 scp->history_pos = 0; 3039 scp->history_size = 0; 3040 } 3041 3042 int 3043 sc_init_emulator(scr_stat *scp, char *name) 3044 { 3045 sc_term_sw_t *sw; 3046 sc_rndr_sw_t *rndr; 3047 void *p; 3048 int error; 3049 3050 if (name == NULL) /* if no name is given, use the current emulator */ 3051 sw = scp->tsw; 3052 else /* ...otherwise find the named emulator */ 3053 sw = sc_term_match(name); 3054 if (sw == NULL) 3055 return EINVAL; 3056 3057 rndr = NULL; 3058 if (strcmp(sw->te_renderer, "*") != 0) { 3059 rndr = sc_render_match(scp, sw->te_renderer, 3060 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3061 } 3062 if (rndr == NULL) { 3063 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3064 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3065 if (rndr == NULL) 3066 return ENODEV; 3067 } 3068 3069 if (sw == scp->tsw) { 3070 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3071 scp->rndr = rndr; 3072 scp->rndr->init(scp); 3073 sc_clear_screen(scp); 3074 /* assert(error == 0); */ 3075 return error; 3076 } 3077 3078 if (sc_malloc && (sw->te_size > 0)) 3079 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3080 else 3081 p = NULL; 3082 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3083 if (error) 3084 return error; 3085 3086 if (scp->tsw) 3087 (*scp->tsw->te_term)(scp, &scp->ts); 3088 if (scp->ts != NULL) 3089 free(scp->ts, M_DEVBUF); 3090 scp->tsw = sw; 3091 scp->ts = p; 3092 scp->rndr = rndr; 3093 scp->rndr->init(scp); 3094 3095 /* XXX */ 3096 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3097 sc_clear_screen(scp); 3098 3099 return 0; 3100 } 3101 3102 /* 3103 * scgetc(flags) - get character from keyboard. 3104 * If flags & SCGETC_CN, then avoid harmful side effects. 3105 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3106 * return NOKEY if there is nothing there. 3107 */ 3108 static u_int 3109 scgetc(sc_softc_t *sc, u_int flags) 3110 { 3111 scr_stat *scp; 3112 #ifndef SC_NO_HISTORY 3113 struct tty *tp; 3114 #endif 3115 u_int c; 3116 int this_scr; 3117 int f; 3118 int i; 3119 3120 if (sc->kbd == NULL) 3121 return NOKEY; 3122 3123 next_code: 3124 #if 1 3125 /* I don't like this, but... XXX */ 3126 if (flags & SCGETC_CN) 3127 sccnupdate(sc->cur_scp); 3128 #endif 3129 scp = sc->cur_scp; 3130 /* first see if there is something in the keyboard port */ 3131 for (;;) { 3132 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3133 if (c == ERRKEY) { 3134 if (!(flags & SCGETC_CN)) 3135 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3136 } else if (c == NOKEY) 3137 return c; 3138 else 3139 break; 3140 } 3141 3142 /* make screensaver happy */ 3143 if (!(c & RELKEY)) 3144 sc_touch_scrn_saver(); 3145 3146 if (!(flags & SCGETC_CN)) 3147 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3148 3149 if (scp->kbd_mode != K_XLATE) 3150 return KEYCHAR(c); 3151 3152 /* if scroll-lock pressed allow history browsing */ 3153 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3154 3155 scp->status &= ~CURSOR_ENABLED; 3156 sc_remove_cursor_image(scp); 3157 3158 #ifndef SC_NO_HISTORY 3159 if (!(scp->status & BUFFER_SAVED)) { 3160 scp->status |= BUFFER_SAVED; 3161 sc_hist_save(scp); 3162 } 3163 switch (c) { 3164 /* FIXME: key codes */ 3165 case SPCLKEY | FKEY | F(49): /* home key */ 3166 sc_remove_cutmarking(scp); 3167 sc_hist_home(scp); 3168 goto next_code; 3169 3170 case SPCLKEY | FKEY | F(57): /* end key */ 3171 sc_remove_cutmarking(scp); 3172 sc_hist_end(scp); 3173 goto next_code; 3174 3175 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3176 sc_remove_cutmarking(scp); 3177 if (sc_hist_up_line(scp)) 3178 if (!(flags & SCGETC_CN)) 3179 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3180 goto next_code; 3181 3182 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3183 sc_remove_cutmarking(scp); 3184 if (sc_hist_down_line(scp)) 3185 if (!(flags & SCGETC_CN)) 3186 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3187 goto next_code; 3188 3189 case SPCLKEY | FKEY | F(51): /* page up key */ 3190 sc_remove_cutmarking(scp); 3191 for (i=0; i<scp->ysize; i++) 3192 if (sc_hist_up_line(scp)) { 3193 if (!(flags & SCGETC_CN)) 3194 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3195 break; 3196 } 3197 goto next_code; 3198 3199 case SPCLKEY | FKEY | F(59): /* page down key */ 3200 sc_remove_cutmarking(scp); 3201 for (i=0; i<scp->ysize; i++) 3202 if (sc_hist_down_line(scp)) { 3203 if (!(flags & SCGETC_CN)) 3204 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3205 break; 3206 } 3207 goto next_code; 3208 } 3209 #endif /* SC_NO_HISTORY */ 3210 } 3211 3212 /* 3213 * Process and consume special keys here. Return a plain char code 3214 * or a char code with the META flag or a function key code. 3215 */ 3216 if (c & RELKEY) { 3217 /* key released */ 3218 /* goto next_code */ 3219 } else { 3220 /* key pressed */ 3221 if (c & SPCLKEY) { 3222 c &= ~SPCLKEY; 3223 switch (KEYCHAR(c)) { 3224 /* LOCKING KEYS */ 3225 case NLK: case CLK: case ALK: 3226 break; 3227 case SLK: 3228 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3229 if (f & SLKED) { 3230 scp->status |= SLKED; 3231 } else { 3232 if (scp->status & SLKED) { 3233 scp->status &= ~SLKED; 3234 #ifndef SC_NO_HISTORY 3235 if (scp->status & BUFFER_SAVED) { 3236 if (!sc_hist_restore(scp)) 3237 sc_remove_cutmarking(scp); 3238 scp->status &= ~BUFFER_SAVED; 3239 scp->status |= CURSOR_ENABLED; 3240 sc_draw_cursor_image(scp); 3241 } 3242 tp = VIRTUAL_TTY(sc, scp->index); 3243 if (ISTTYOPEN(tp)) 3244 scstart(tp); 3245 #endif 3246 } 3247 } 3248 break; 3249 3250 case PASTE: 3251 #ifndef SC_NO_CUTPASTE 3252 sc_mouse_paste(scp); 3253 #endif 3254 break; 3255 3256 /* NON-LOCKING KEYS */ 3257 case NOP: 3258 case LSH: case RSH: case LCTR: case RCTR: 3259 case LALT: case RALT: case ASH: case META: 3260 break; 3261 3262 case BTAB: 3263 if (!(sc->flags & SC_SCRN_BLANKED)) 3264 return c; 3265 break; 3266 3267 case SPSC: 3268 #ifdef DEV_SPLASH 3269 /* force activatation/deactivation of the screen saver */ 3270 if (!(sc->flags & SC_SCRN_BLANKED)) { 3271 run_scrn_saver = TRUE; 3272 sc->scrn_time_stamp -= scrn_blank_time; 3273 } 3274 if (cold) { 3275 /* 3276 * While devices are being probed, the screen saver need 3277 * to be invoked explictly. XXX 3278 */ 3279 if (sc->flags & SC_SCRN_BLANKED) { 3280 scsplash_stick(FALSE); 3281 stop_scrn_saver(sc, current_saver); 3282 } else { 3283 if (!ISGRAPHSC(scp)) { 3284 scsplash_stick(TRUE); 3285 (*current_saver)(sc, TRUE); 3286 } 3287 } 3288 } 3289 #endif /* DEV_SPLASH */ 3290 break; 3291 3292 case RBT: 3293 #ifndef SC_DISABLE_REBOOT 3294 if (enable_reboot) 3295 shutdown_nice(0); 3296 #endif 3297 break; 3298 3299 case HALT: 3300 #ifndef SC_DISABLE_REBOOT 3301 if (enable_reboot) 3302 shutdown_nice(RB_HALT); 3303 #endif 3304 break; 3305 3306 case PDWN: 3307 #ifndef SC_DISABLE_REBOOT 3308 if (enable_reboot) 3309 shutdown_nice(RB_HALT|RB_POWEROFF); 3310 #endif 3311 break; 3312 3313 case SUSP: 3314 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3315 break; 3316 case STBY: 3317 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3318 break; 3319 3320 case DBG: 3321 #ifndef SC_DISABLE_KDBKEY 3322 if (enable_kdbkey) 3323 kdb_enter("manual escape to debugger"); 3324 #endif 3325 break; 3326 3327 case PNC: 3328 if (enable_panic_key) 3329 panic("Forced by the panic key"); 3330 break; 3331 3332 case NEXT: 3333 this_scr = scp->index; 3334 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3335 sc->first_vty + i != this_scr; 3336 i = (i + 1)%sc->vtys) { 3337 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3338 if (ISTTYOPEN(tp)) { 3339 sc_switch_scr(scp->sc, sc->first_vty + i); 3340 break; 3341 } 3342 } 3343 break; 3344 3345 case PREV: 3346 this_scr = scp->index; 3347 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3348 sc->first_vty + i != this_scr; 3349 i = (i + sc->vtys - 1)%sc->vtys) { 3350 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3351 if (ISTTYOPEN(tp)) { 3352 sc_switch_scr(scp->sc, sc->first_vty + i); 3353 break; 3354 } 3355 } 3356 break; 3357 3358 default: 3359 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3360 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3361 break; 3362 } 3363 /* assert(c & FKEY) */ 3364 if (!(sc->flags & SC_SCRN_BLANKED)) 3365 return c; 3366 break; 3367 } 3368 /* goto next_code */ 3369 } else { 3370 /* regular keys (maybe MKEY is set) */ 3371 if (!(sc->flags & SC_SCRN_BLANKED)) 3372 return c; 3373 } 3374 } 3375 3376 goto next_code; 3377 } 3378 3379 static int 3380 scmmap(struct cdev *dev, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3381 { 3382 scr_stat *scp; 3383 3384 scp = sc_get_stat(dev); 3385 if (scp != scp->sc->cur_scp) 3386 return -1; 3387 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, paddr, nprot); 3388 } 3389 3390 static int 3391 save_kbd_state(scr_stat *scp) 3392 { 3393 int state; 3394 int error; 3395 3396 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3397 if (error == ENOIOCTL) 3398 error = ENODEV; 3399 if (error == 0) { 3400 scp->status &= ~LOCK_MASK; 3401 scp->status |= state; 3402 } 3403 return error; 3404 } 3405 3406 static int 3407 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3408 { 3409 int state; 3410 int error; 3411 3412 if (mask != LOCK_MASK) { 3413 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3414 if (error == ENOIOCTL) 3415 error = ENODEV; 3416 if (error) 3417 return error; 3418 state &= ~mask; 3419 state |= new_bits & mask; 3420 } else { 3421 state = new_bits & LOCK_MASK; 3422 } 3423 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3424 if (error == ENOIOCTL) 3425 error = ENODEV; 3426 return error; 3427 } 3428 3429 static int 3430 update_kbd_leds(scr_stat *scp, int which) 3431 { 3432 int error; 3433 3434 which &= LOCK_MASK; 3435 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3436 if (error == ENOIOCTL) 3437 error = ENODEV; 3438 return error; 3439 } 3440 3441 int 3442 set_mode(scr_stat *scp) 3443 { 3444 video_info_t info; 3445 3446 /* reject unsupported mode */ 3447 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3448 return 1; 3449 3450 /* if this vty is not currently showing, do nothing */ 3451 if (scp != scp->sc->cur_scp) 3452 return 0; 3453 3454 /* setup video hardware for the given mode */ 3455 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3456 scp->rndr->init(scp); 3457 #ifndef __sparc64__ 3458 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3459 (void *)scp->sc->adp->va_window, FALSE); 3460 #endif 3461 3462 #ifndef SC_NO_FONT_LOADING 3463 /* load appropriate font */ 3464 if (!(scp->status & GRAPHICS_MODE)) { 3465 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3466 if (scp->font_size < 14) { 3467 if (scp->sc->fonts_loaded & FONT_8) 3468 sc_load_font(scp, 0, 8, 8, scp->sc->font_8, 0, 256); 3469 } else if (scp->font_size >= 16) { 3470 if (scp->sc->fonts_loaded & FONT_16) 3471 sc_load_font(scp, 0, 16, 8, scp->sc->font_16, 0, 256); 3472 } else { 3473 if (scp->sc->fonts_loaded & FONT_14) 3474 sc_load_font(scp, 0, 14, 8, scp->sc->font_14, 0, 256); 3475 } 3476 /* 3477 * FONT KLUDGE: 3478 * This is an interim kludge to display correct font. 3479 * Always use the font page #0 on the video plane 2. 3480 * Somehow we cannot show the font in other font pages on 3481 * some video cards... XXX 3482 */ 3483 sc_show_font(scp, 0); 3484 } 3485 mark_all(scp); 3486 } 3487 #endif /* !SC_NO_FONT_LOADING */ 3488 3489 sc_set_border(scp, scp->border); 3490 sc_set_cursor_image(scp); 3491 3492 return 0; 3493 } 3494 3495 void 3496 sc_set_border(scr_stat *scp, int color) 3497 { 3498 ++scp->sc->videoio_in_progress; 3499 (*scp->rndr->draw_border)(scp, color); 3500 --scp->sc->videoio_in_progress; 3501 } 3502 3503 #ifndef SC_NO_FONT_LOADING 3504 void 3505 sc_load_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3506 int base, int count) 3507 { 3508 sc_softc_t *sc; 3509 3510 sc = scp->sc; 3511 sc->font_loading_in_progress = TRUE; 3512 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, width, buf, base, 3513 count); 3514 sc->font_loading_in_progress = FALSE; 3515 } 3516 3517 void 3518 sc_save_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3519 int base, int count) 3520 { 3521 sc_softc_t *sc; 3522 3523 sc = scp->sc; 3524 sc->font_loading_in_progress = TRUE; 3525 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, width, buf, base, 3526 count); 3527 sc->font_loading_in_progress = FALSE; 3528 } 3529 3530 void 3531 sc_show_font(scr_stat *scp, int page) 3532 { 3533 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3534 } 3535 #endif /* !SC_NO_FONT_LOADING */ 3536 3537 void 3538 sc_paste(scr_stat *scp, u_char *p, int count) 3539 { 3540 struct tty *tp; 3541 u_char *rmap; 3542 3543 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3544 if (!ISTTYOPEN(tp)) 3545 return; 3546 rmap = scp->sc->scr_rmap; 3547 for (; count > 0; --count) 3548 ttyld_rint(tp, rmap[*p++]); 3549 } 3550 3551 void 3552 sc_bell(scr_stat *scp, int pitch, int duration) 3553 { 3554 if (cold || shutdown_in_progress || !enable_bell) 3555 return; 3556 3557 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3558 return; 3559 3560 if (scp->sc->flags & SC_VISUAL_BELL) { 3561 if (scp->sc->blink_in_progress) 3562 return; 3563 scp->sc->blink_in_progress = 3; 3564 if (scp != scp->sc->cur_scp) 3565 scp->sc->blink_in_progress += 2; 3566 blink_screen(scp->sc->cur_scp); 3567 } else if (duration != 0 && pitch != 0) { 3568 if (scp != scp->sc->cur_scp) 3569 pitch *= 2; 3570 sysbeep(pitch, duration); 3571 } 3572 } 3573 3574 static void 3575 blink_screen(void *arg) 3576 { 3577 scr_stat *scp = arg; 3578 struct tty *tp; 3579 3580 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3581 scp->sc->blink_in_progress = 0; 3582 mark_all(scp); 3583 tp = VIRTUAL_TTY(scp->sc, scp->index); 3584 if (ISTTYOPEN(tp)) 3585 scstart(tp); 3586 if (scp->sc->delayed_next_scr) 3587 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3588 } 3589 else { 3590 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3591 scp->sc->blink_in_progress & 1); 3592 scp->sc->blink_in_progress--; 3593 timeout(blink_screen, scp, hz / 10); 3594 } 3595 } 3596 3597 /* 3598 * Until sc_attach_unit() gets called no dev structures will be available 3599 * to store the per-screen current status. This is the case when the 3600 * kernel is initially booting and needs access to its console. During 3601 * this early phase of booting the console's current status is kept in 3602 * one statically defined scr_stat structure, and any pointers to the 3603 * dev structures will be NULL. 3604 */ 3605 3606 static scr_stat * 3607 sc_get_stat(struct cdev *devptr) 3608 { 3609 if (devptr == NULL) 3610 return (&main_console); 3611 return (SC_STAT(devptr)); 3612 } 3613