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_compat.h" 36 #include "opt_syscons.h" 37 #include "opt_splash.h" 38 #include "opt_ddb.h" 39 40 #include <sys/param.h> 41 #include <sys/systm.h> 42 #include <sys/conf.h> 43 #include <sys/cons.h> 44 #include <sys/consio.h> 45 #include <sys/kdb.h> 46 #include <sys/eventhandler.h> 47 #include <sys/fbio.h> 48 #include <sys/kbio.h> 49 #include <sys/kernel.h> 50 #include <sys/lock.h> 51 #include <sys/malloc.h> 52 #include <sys/mutex.h> 53 #include <sys/priv.h> 54 #include <sys/proc.h> 55 #include <sys/random.h> 56 #include <sys/reboot.h> 57 #include <sys/signalvar.h> 58 #include <sys/sysctl.h> 59 #include <sys/tty.h> 60 #include <sys/power.h> 61 62 #include <machine/clock.h> 63 #if defined(__sparc64__) || defined(__powerpc__) 64 #include <machine/sc_machdep.h> 65 #else 66 #include <machine/pc/display.h> 67 #endif 68 #if defined( __i386__) || defined(__amd64__) 69 #include <machine/psl.h> 70 #include <machine/frame.h> 71 #endif 72 73 #include <dev/kbd/kbdreg.h> 74 #include <dev/fb/fbreg.h> 75 #include <dev/fb/splashreg.h> 76 #include <dev/syscons/syscons.h> 77 78 #define COLD 0 79 #define WARM 1 80 81 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 82 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 83 84 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 85 86 typedef struct default_attr { 87 int std_color; /* normal hardware color */ 88 int rev_color; /* reverse hardware color */ 89 } default_attr; 90 91 static default_attr user_default = { 92 SC_NORM_ATTR, 93 SC_NORM_REV_ATTR, 94 }; 95 96 static default_attr kernel_default = { 97 SC_KERNEL_CONS_ATTR, 98 SC_KERNEL_CONS_REV_ATTR, 99 }; 100 101 static int sc_console_unit = -1; 102 static int sc_saver_keyb_only = 1; 103 static scr_stat *sc_console; 104 static struct tty *sc_console_tty; 105 static struct consdev *sc_consptr; 106 static void *kernel_console_ts; 107 static scr_stat main_console; 108 static struct cdev *main_devs[MAXCONS]; 109 110 static char init_done = COLD; 111 static char shutdown_in_progress = FALSE; 112 static char sc_malloc = FALSE; 113 114 static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 115 static int run_scrn_saver = FALSE; /* should run the saver? */ 116 static int enable_bell = TRUE; /* enable beeper */ 117 118 #ifndef SC_DISABLE_REBOOT 119 static int enable_reboot = TRUE; /* enable keyboard reboot */ 120 #endif 121 122 #ifndef SC_DISABLE_KDBKEY 123 static int enable_kdbkey = TRUE; /* enable keyboard debug */ 124 #endif 125 126 static long scrn_blank_time = 0; /* screen saver timeout value */ 127 #ifdef DEV_SPLASH 128 static int scrn_blanked; /* # of blanked screen */ 129 static int sticky_splash = FALSE; 130 131 static void none_saver(sc_softc_t *sc, int blank) { } 132 static void (*current_saver)(sc_softc_t *, int) = none_saver; 133 #endif 134 135 SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 136 SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 137 SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 138 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 139 SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 140 0, "enable bell"); 141 #ifndef SC_DISABLE_REBOOT 142 SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_reboot, CTLFLAG_RW|CTLFLAG_SECURE, &enable_reboot, 143 0, "enable keyboard reboot"); 144 #endif 145 #ifndef SC_DISABLE_KDBKEY 146 SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_debug, CTLFLAG_RW|CTLFLAG_SECURE, &enable_kdbkey, 147 0, "enable keyboard debug"); 148 #endif 149 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 150 #include "font.h" 151 #endif 152 153 d_ioctl_t *sc_user_ioctl; 154 155 static bios_values_t bios_value; 156 157 static int enable_panic_key; 158 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 159 0, "Enable panic via keypress specified in kbdmap(5)"); 160 161 #define SC_CONSOLECTL 255 162 163 #define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 164 SC_DEV((sc), (x))->si_tty : NULL) 165 #define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) 166 167 static int debugger; 168 169 /* prototypes */ 170 static int sc_allocate_keyboard(sc_softc_t *sc, int unit); 171 static struct tty *sc_alloc_tty(struct cdev *dev); 172 static int scvidprobe(int unit, int flags, int cons); 173 static int sckbdprobe(int unit, int flags, int cons); 174 static void scmeminit(void *arg); 175 static int scdevtounit(struct cdev *dev); 176 static kbd_callback_func_t sckbdevent; 177 static int scparam(struct tty *tp, struct termios *t); 178 static void scstart(struct tty *tp); 179 static void scinit(int unit, int flags); 180 static scr_stat *sc_get_stat(struct cdev *devptr); 181 static void scterm(int unit, int flags); 182 static void scshutdown(void *arg, int howto); 183 static u_int scgetc(sc_softc_t *sc, u_int flags); 184 #define SCGETC_CN 1 185 #define SCGETC_NONBLOCK 2 186 static int sccngetch(int flags); 187 static void sccnupdate(scr_stat *scp); 188 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 189 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 190 static timeout_t scrn_timer; 191 static int and_region(int *s1, int *e1, int s2, int e2); 192 static void scrn_update(scr_stat *scp, int show_cursor); 193 194 #ifdef DEV_SPLASH 195 static int scsplash_callback(int event, void *arg); 196 static void scsplash_saver(sc_softc_t *sc, int show); 197 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 198 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 199 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 200 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 201 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 202 static int wait_scrn_saver_stop(sc_softc_t *sc); 203 #define scsplash_stick(stick) (sticky_splash = (stick)) 204 #else /* !DEV_SPLASH */ 205 #define scsplash_stick(stick) 206 #endif /* DEV_SPLASH */ 207 208 static int do_switch_scr(sc_softc_t *sc, int s); 209 static int vt_proc_alive(scr_stat *scp); 210 static int signal_vt_rel(scr_stat *scp); 211 static int signal_vt_acq(scr_stat *scp); 212 static int finish_vt_rel(scr_stat *scp, int release, int *s); 213 static int finish_vt_acq(scr_stat *scp); 214 static void exchange_scr(sc_softc_t *sc); 215 static void update_cursor_image(scr_stat *scp); 216 static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 217 static int save_kbd_state(scr_stat *scp); 218 static int update_kbd_state(scr_stat *scp, int state, int mask); 219 static int update_kbd_leds(scr_stat *scp, int which); 220 static timeout_t blink_screen; 221 222 static cn_probe_t sc_cnprobe; 223 static cn_init_t sc_cninit; 224 static cn_term_t sc_cnterm; 225 static cn_getc_t sc_cngetc; 226 static cn_putc_t sc_cnputc; 227 228 CONSOLE_DRIVER(sc); 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 && (vidd_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 kbdd_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 kbdd_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 && priv_check(td, PRIV_TTY_EXCLUSIVE)) 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 kbdd_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 = kbdd_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 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 686 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 687 int ival; 688 #endif 689 690 tp = dev->si_tty; 691 692 /* If there is a user_ioctl function call that first */ 693 if (sc_user_ioctl) { 694 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 695 if (error != ENOIOCTL) 696 return error; 697 } 698 699 error = sc_vid_ioctl(tp, cmd, data, flag, td); 700 if (error != ENOIOCTL) 701 return error; 702 703 #ifndef SC_NO_HISTORY 704 error = sc_hist_ioctl(tp, cmd, data, flag, td); 705 if (error != ENOIOCTL) 706 return error; 707 #endif 708 709 #ifndef SC_NO_SYSMOUSE 710 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 711 if (error != ENOIOCTL) 712 return error; 713 #endif 714 715 scp = sc_get_stat(tp->t_dev); 716 /* assert(scp != NULL) */ 717 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 718 sc = scp->sc; 719 720 if (scp->tsw) { 721 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 722 if (error != ENOIOCTL) 723 return error; 724 } 725 726 switch (cmd) { /* process console hardware related ioctl's */ 727 728 case GIO_ATTR: /* get current attributes */ 729 /* this ioctl is not processed here, but in the terminal emulator */ 730 return ENOTTY; 731 732 case GIO_COLOR: /* is this a color console ? */ 733 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 734 return 0; 735 736 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 737 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 738 return EINVAL; 739 s = spltty(); 740 scrn_blank_time = *(int *)data; 741 run_scrn_saver = (scrn_blank_time != 0); 742 splx(s); 743 return 0; 744 745 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 746 s = spltty(); 747 *(int *)data &= CONS_CURSOR_ATTRS; 748 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 749 splx(s); 750 return 0; 751 752 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 753 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 754 ((int *)data)[0] = scp->curr_curs_attr.flags; 755 ((int *)data)[1] = scp->curr_curs_attr.base; 756 ((int *)data)[2] = scp->curr_curs_attr.height; 757 } else { 758 ((int *)data)[0] = sc->curs_attr.flags; 759 ((int *)data)[1] = sc->curs_attr.base; 760 ((int *)data)[2] = sc->curs_attr.height; 761 } 762 return 0; 763 764 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 765 s = spltty(); 766 sc_change_cursor_shape(scp, ((int *)data)[0], 767 ((int *)data)[1], ((int *)data)[2]); 768 splx(s); 769 return 0; 770 771 case CONS_BELLTYPE: /* set bell type sound/visual */ 772 if ((*(int *)data) & CONS_VISUAL_BELL) 773 sc->flags |= SC_VISUAL_BELL; 774 else 775 sc->flags &= ~SC_VISUAL_BELL; 776 if ((*(int *)data) & CONS_QUIET_BELL) 777 sc->flags |= SC_QUIET_BELL; 778 else 779 sc->flags &= ~SC_QUIET_BELL; 780 return 0; 781 782 case CONS_GETINFO: /* get current (virtual) console info */ 783 { 784 vid_info_t *ptr = (vid_info_t*)data; 785 if (ptr->size == sizeof(struct vid_info)) { 786 ptr->m_num = sc->cur_scp->index; 787 ptr->font_size = scp->font_size; 788 ptr->mv_col = scp->xpos; 789 ptr->mv_row = scp->ypos; 790 ptr->mv_csz = scp->xsize; 791 ptr->mv_rsz = scp->ysize; 792 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 793 /* 794 * The following fields are filled by the terminal emulator. XXX 795 * 796 * ptr->mv_norm.fore 797 * ptr->mv_norm.back 798 * ptr->mv_rev.fore 799 * ptr->mv_rev.back 800 */ 801 ptr->mv_grfc.fore = 0; /* not supported */ 802 ptr->mv_grfc.back = 0; /* not supported */ 803 ptr->mv_ovscan = scp->border; 804 if (scp == sc->cur_scp) 805 save_kbd_state(scp); 806 ptr->mk_keylock = scp->status & LOCK_MASK; 807 return 0; 808 } 809 return EINVAL; 810 } 811 812 case CONS_GETVERS: /* get version number */ 813 *(int*)data = 0x200; /* version 2.0 */ 814 return 0; 815 816 case CONS_IDLE: /* see if the screen has been idle */ 817 /* 818 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 819 * the user process may have been writing something on the 820 * screen and syscons is not aware of it. Declare the screen 821 * is NOT idle if it is in one of these modes. But there is 822 * an exception to it; if a screen saver is running in the 823 * graphics mode in the current screen, we should say that the 824 * screen has been idle. 825 */ 826 *(int *)data = (sc->flags & SC_SCRN_IDLE) 827 && (!ISGRAPHSC(sc->cur_scp) 828 || (sc->cur_scp->status & SAVER_RUNNING)); 829 return 0; 830 831 case CONS_SAVERMODE: /* set saver mode */ 832 switch(*(int *)data) { 833 case CONS_NO_SAVER: 834 case CONS_USR_SAVER: 835 /* if a LKM screen saver is running, stop it first. */ 836 scsplash_stick(FALSE); 837 saver_mode = *(int *)data; 838 s = spltty(); 839 #ifdef DEV_SPLASH 840 if ((error = wait_scrn_saver_stop(NULL))) { 841 splx(s); 842 return error; 843 } 844 #endif 845 run_scrn_saver = TRUE; 846 if (saver_mode == CONS_USR_SAVER) 847 scp->status |= SAVER_RUNNING; 848 else 849 scp->status &= ~SAVER_RUNNING; 850 scsplash_stick(TRUE); 851 splx(s); 852 break; 853 case CONS_LKM_SAVER: 854 s = spltty(); 855 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 856 scp->status &= ~SAVER_RUNNING; 857 saver_mode = *(int *)data; 858 splx(s); 859 break; 860 default: 861 return EINVAL; 862 } 863 return 0; 864 865 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 866 /* 867 * Note that this ioctl does not guarantee the screen saver 868 * actually starts or stops. It merely attempts to do so... 869 */ 870 s = spltty(); 871 run_scrn_saver = (*(int *)data != 0); 872 if (run_scrn_saver) 873 sc->scrn_time_stamp -= scrn_blank_time; 874 splx(s); 875 return 0; 876 877 case CONS_SCRSHOT: /* get a screen shot */ 878 { 879 int retval, hist_rsz; 880 size_t lsize, csize; 881 vm_offset_t frbp, hstp; 882 unsigned lnum; 883 scrshot_t *ptr = (scrshot_t *)data; 884 void *outp = ptr->buf; 885 886 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0) 887 return EINVAL; 888 s = spltty(); 889 if (ISGRAPHSC(scp)) { 890 splx(s); 891 return EOPNOTSUPP; 892 } 893 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 894 if (((u_int)ptr->x + ptr->xsize) > scp->xsize || 895 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 896 splx(s); 897 return EINVAL; 898 } 899 900 lsize = scp->xsize * sizeof(u_int16_t); 901 csize = ptr->xsize * sizeof(u_int16_t); 902 /* Pointer to the last line of framebuffer */ 903 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 904 sizeof(u_int16_t); 905 /* Pointer to the last line of target buffer */ 906 outp = (char *)outp + ptr->ysize * csize; 907 /* Pointer to the last line of history buffer */ 908 if (scp->history != NULL) 909 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 910 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 911 else 912 hstp = 0; 913 914 retval = 0; 915 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 916 if (lnum < scp->ysize) { 917 frbp -= lsize; 918 } else { 919 hstp -= lsize; 920 if (hstp < scp->history->vtb_buffer) 921 hstp += scp->history->vtb_rows * lsize; 922 frbp = hstp; 923 } 924 if (lnum < ptr->y) 925 continue; 926 outp = (char *)outp - csize; 927 retval = copyout((void *)frbp, outp, csize); 928 if (retval != 0) 929 break; 930 } 931 splx(s); 932 return retval; 933 } 934 935 case VT_SETMODE: /* set screen switcher mode */ 936 { 937 struct vt_mode *mode; 938 struct proc *p1; 939 940 mode = (struct vt_mode *)data; 941 DPRINTF(5, ("%s%d: VT_SETMODE ", SC_DRIVER_NAME, sc->unit)); 942 if (scp->smode.mode == VT_PROCESS) { 943 p1 = pfind(scp->pid); 944 if (scp->proc == p1 && scp->proc != td->td_proc) { 945 if (p1) 946 PROC_UNLOCK(p1); 947 DPRINTF(5, ("error EPERM\n")); 948 return EPERM; 949 } 950 if (p1) 951 PROC_UNLOCK(p1); 952 } 953 s = spltty(); 954 if (mode->mode == VT_AUTO) { 955 scp->smode.mode = VT_AUTO; 956 scp->proc = NULL; 957 scp->pid = 0; 958 DPRINTF(5, ("VT_AUTO, ")); 959 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 960 cnavailable(sc_consptr, TRUE); 961 /* were we in the middle of the vty switching process? */ 962 if (finish_vt_rel(scp, TRUE, &s) == 0) 963 DPRINTF(5, ("reset WAIT_REL, ")); 964 if (finish_vt_acq(scp) == 0) 965 DPRINTF(5, ("reset WAIT_ACQ, ")); 966 } else { 967 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 968 || !ISSIGVALID(mode->frsig)) { 969 splx(s); 970 DPRINTF(5, ("error EINVAL\n")); 971 return EINVAL; 972 } 973 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 974 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 975 scp->proc = td->td_proc; 976 scp->pid = scp->proc->p_pid; 977 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 978 cnavailable(sc_consptr, FALSE); 979 } 980 splx(s); 981 DPRINTF(5, ("\n")); 982 return 0; 983 } 984 985 case VT_GETMODE: /* get screen switcher mode */ 986 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 987 return 0; 988 989 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 990 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 991 case _IO('v', 4): 992 ival = IOCPARM_IVAL(data); 993 data = (caddr_t)&ival; 994 /* FALLTHROUGH */ 995 #endif 996 case VT_RELDISP: /* screen switcher ioctl */ 997 s = spltty(); 998 /* 999 * This must be the current vty which is in the VT_PROCESS 1000 * switching mode... 1001 */ 1002 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 1003 splx(s); 1004 return EINVAL; 1005 } 1006 /* ...and this process is controlling it. */ 1007 if (scp->proc != td->td_proc) { 1008 splx(s); 1009 return EPERM; 1010 } 1011 error = EINVAL; 1012 switch(*(int *)data) { 1013 case VT_FALSE: /* user refuses to release screen, abort */ 1014 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 1015 DPRINTF(5, ("%s%d: VT_FALSE\n", SC_DRIVER_NAME, sc->unit)); 1016 break; 1017 case VT_TRUE: /* user has released screen, go on */ 1018 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 1019 DPRINTF(5, ("%s%d: VT_TRUE\n", SC_DRIVER_NAME, sc->unit)); 1020 break; 1021 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1022 if ((error = finish_vt_acq(scp)) == 0) 1023 DPRINTF(5, ("%s%d: VT_ACKACQ\n", SC_DRIVER_NAME, sc->unit)); 1024 break; 1025 default: 1026 break; 1027 } 1028 splx(s); 1029 return error; 1030 1031 case VT_OPENQRY: /* return free virtual console */ 1032 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1033 tp = VIRTUAL_TTY(sc, i); 1034 if (!ISTTYOPEN(tp)) { 1035 *(int *)data = i + 1; 1036 return 0; 1037 } 1038 } 1039 return EINVAL; 1040 1041 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1042 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1043 case _IO('v', 5): 1044 ival = IOCPARM_IVAL(data); 1045 data = (caddr_t)&ival; 1046 /* FALLTHROUGH */ 1047 #endif 1048 case VT_ACTIVATE: /* switch to screen *data */ 1049 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1050 s = spltty(); 1051 error = sc_clean_up(sc->cur_scp); 1052 splx(s); 1053 if (error) 1054 return error; 1055 return sc_switch_scr(sc, i); 1056 1057 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1058 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1059 case _IO('v', 6): 1060 ival = IOCPARM_IVAL(data); 1061 data = (caddr_t)&ival; 1062 /* FALLTHROUGH */ 1063 #endif 1064 case VT_WAITACTIVE: /* wait for switch to occur */ 1065 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1066 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1067 return EINVAL; 1068 s = spltty(); 1069 error = sc_clean_up(sc->cur_scp); 1070 splx(s); 1071 if (error) 1072 return error; 1073 scp = sc_get_stat(SC_DEV(sc, i)); 1074 if (scp == NULL) 1075 return (ENXIO); 1076 if (scp == scp->sc->cur_scp) 1077 return 0; 1078 error = tsleep(&scp->smode, PZERO | PCATCH, "waitvt", 0); 1079 return error; 1080 1081 case VT_GETACTIVE: /* get active vty # */ 1082 *(int *)data = sc->cur_scp->index + 1; 1083 return 0; 1084 1085 case VT_GETINDEX: /* get this vty # */ 1086 *(int *)data = scp->index + 1; 1087 return 0; 1088 1089 case VT_LOCKSWITCH: /* prevent vty switching */ 1090 if ((*(int *)data) & 0x01) 1091 sc->flags |= SC_SCRN_VTYLOCK; 1092 else 1093 sc->flags &= ~SC_SCRN_VTYLOCK; 1094 return 0; 1095 1096 case KDENABIO: /* allow io operations */ 1097 error = priv_check(td, PRIV_IO); 1098 if (error != 0) 1099 return error; 1100 error = securelevel_gt(td->td_ucred, 0); 1101 if (error != 0) 1102 return error; 1103 #ifdef __i386__ 1104 td->td_frame->tf_eflags |= PSL_IOPL; 1105 #elif defined(__amd64__) 1106 td->td_frame->tf_rflags |= PSL_IOPL; 1107 #endif 1108 return 0; 1109 1110 case KDDISABIO: /* disallow io operations (default) */ 1111 #ifdef __i386__ 1112 td->td_frame->tf_eflags &= ~PSL_IOPL; 1113 #elif defined(__amd64__) 1114 td->td_frame->tf_rflags &= ~PSL_IOPL; 1115 #endif 1116 return 0; 1117 1118 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1119 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1120 case _IO('K', 20): 1121 ival = IOCPARM_IVAL(data); 1122 data = (caddr_t)&ival; 1123 /* FALLTHROUGH */ 1124 #endif 1125 case KDSKBSTATE: /* set keyboard state (locks) */ 1126 if (*(int *)data & ~LOCK_MASK) 1127 return EINVAL; 1128 scp->status &= ~LOCK_MASK; 1129 scp->status |= *(int *)data; 1130 if (scp == sc->cur_scp) 1131 update_kbd_state(scp, scp->status, LOCK_MASK); 1132 return 0; 1133 1134 case KDGKBSTATE: /* get keyboard state (locks) */ 1135 if (scp == sc->cur_scp) 1136 save_kbd_state(scp); 1137 *(int *)data = scp->status & LOCK_MASK; 1138 return 0; 1139 1140 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1141 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1142 error = kbdd_ioctl(sc->kbd, cmd, data); 1143 if (error == ENOIOCTL) 1144 error = ENODEV; 1145 return error; 1146 1147 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1148 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1149 case _IO('K', 67): 1150 ival = IOCPARM_IVAL(data); 1151 data = (caddr_t)&ival; 1152 /* FALLTHROUGH */ 1153 #endif 1154 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1155 if (*(int *)data & ~0x7f) 1156 return EINVAL; 1157 error = kbdd_ioctl(sc->kbd, KDSETRAD, data); 1158 if (error == ENOIOCTL) 1159 error = ENODEV; 1160 return error; 1161 1162 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1163 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1164 case _IO('K', 7): 1165 ival = IOCPARM_IVAL(data); 1166 data = (caddr_t)&ival; 1167 /* FALLTHROUGH */ 1168 #endif 1169 case KDSKBMODE: /* set keyboard mode */ 1170 switch (*(int *)data) { 1171 case K_XLATE: /* switch to XLT ascii mode */ 1172 case K_RAW: /* switch to RAW scancode mode */ 1173 case K_CODE: /* switch to CODE mode */ 1174 scp->kbd_mode = *(int *)data; 1175 if (scp == sc->cur_scp) 1176 kbdd_ioctl(sc->kbd, KDSKBMODE, data); 1177 return 0; 1178 default: 1179 return EINVAL; 1180 } 1181 /* NOT REACHED */ 1182 1183 case KDGKBMODE: /* get keyboard mode */ 1184 *(int *)data = scp->kbd_mode; 1185 return 0; 1186 1187 case KDGKBINFO: 1188 error = kbdd_ioctl(sc->kbd, cmd, data); 1189 if (error == ENOIOCTL) 1190 error = ENODEV; 1191 return error; 1192 1193 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1194 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1195 case _IO('K', 8): 1196 ival = IOCPARM_IVAL(data); 1197 data = (caddr_t)&ival; 1198 /* FALLTHROUGH */ 1199 #endif 1200 case KDMKTONE: /* sound the bell */ 1201 if (*(int*)data) 1202 sc_bell(scp, (*(int*)data)&0xffff, 1203 (((*(int*)data)>>16)&0xffff)*hz/1000); 1204 else 1205 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1206 return 0; 1207 1208 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1209 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1210 case _IO('K', 63): 1211 ival = IOCPARM_IVAL(data); 1212 data = (caddr_t)&ival; 1213 /* FALLTHROUGH */ 1214 #endif 1215 case KIOCSOUND: /* make tone (*data) hz */ 1216 if (scp == sc->cur_scp) { 1217 if (*(int *)data) 1218 return sc_tone(*(int *)data); 1219 else 1220 return sc_tone(0); 1221 } 1222 return 0; 1223 1224 case KDGKBTYPE: /* get keyboard type */ 1225 error = kbdd_ioctl(sc->kbd, cmd, data); 1226 if (error == ENOIOCTL) { 1227 /* always return something? XXX */ 1228 *(int *)data = 0; 1229 } 1230 return 0; 1231 1232 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1233 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1234 case _IO('K', 66): 1235 ival = IOCPARM_IVAL(data); 1236 data = (caddr_t)&ival; 1237 /* FALLTHROUGH */ 1238 #endif 1239 case KDSETLED: /* set keyboard LED status */ 1240 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1241 return EINVAL; 1242 scp->status &= ~LED_MASK; 1243 scp->status |= *(int *)data; 1244 if (scp == sc->cur_scp) 1245 update_kbd_leds(scp, scp->status); 1246 return 0; 1247 1248 case KDGETLED: /* get keyboard LED status */ 1249 if (scp == sc->cur_scp) 1250 save_kbd_state(scp); 1251 *(int *)data = scp->status & LED_MASK; 1252 return 0; 1253 1254 case KBADDKBD: /* add/remove keyboard to/from mux */ 1255 case KBRELKBD: 1256 error = kbdd_ioctl(sc->kbd, cmd, data); 1257 if (error == ENOIOCTL) 1258 error = ENODEV; 1259 return error; 1260 1261 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1262 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1263 case _IO('c', 110): 1264 ival = IOCPARM_IVAL(data); 1265 data = (caddr_t)&ival; 1266 /* FALLTHROUGH */ 1267 #endif 1268 case CONS_SETKBD: /* set the new keyboard */ 1269 { 1270 keyboard_t *newkbd; 1271 1272 s = spltty(); 1273 newkbd = kbd_get_keyboard(*(int *)data); 1274 if (newkbd == NULL) { 1275 splx(s); 1276 return EINVAL; 1277 } 1278 error = 0; 1279 if (sc->kbd != newkbd) { 1280 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1281 (void *)&sc->keyboard, sckbdevent, sc); 1282 /* i == newkbd->kb_index */ 1283 if (i >= 0) { 1284 if (sc->kbd != NULL) { 1285 save_kbd_state(sc->cur_scp); 1286 kbd_release(sc->kbd, (void *)&sc->keyboard); 1287 } 1288 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1289 sc->keyboard = i; 1290 kbdd_ioctl(sc->kbd, KDSKBMODE, 1291 (caddr_t)&sc->cur_scp->kbd_mode); 1292 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1293 LOCK_MASK); 1294 } else { 1295 error = EPERM; /* XXX */ 1296 } 1297 } 1298 splx(s); 1299 return error; 1300 } 1301 1302 case CONS_RELKBD: /* release the current keyboard */ 1303 s = spltty(); 1304 error = 0; 1305 if (sc->kbd != NULL) { 1306 save_kbd_state(sc->cur_scp); 1307 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1308 if (error == 0) { 1309 sc->kbd = NULL; 1310 sc->keyboard = -1; 1311 } 1312 } 1313 splx(s); 1314 return error; 1315 1316 case CONS_GETTERM: /* get the current terminal emulator info */ 1317 { 1318 sc_term_sw_t *sw; 1319 1320 if (((term_info_t *)data)->ti_index == 0) { 1321 sw = scp->tsw; 1322 } else { 1323 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1324 } 1325 if (sw != NULL) { 1326 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1327 sizeof(((term_info_t *)data)->ti_name)); 1328 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1329 sizeof(((term_info_t *)data)->ti_desc)); 1330 ((term_info_t *)data)->ti_flags = 0; 1331 return 0; 1332 } else { 1333 ((term_info_t *)data)->ti_name[0] = '\0'; 1334 ((term_info_t *)data)->ti_desc[0] = '\0'; 1335 ((term_info_t *)data)->ti_flags = 0; 1336 return EINVAL; 1337 } 1338 } 1339 1340 case CONS_SETTERM: /* set the current terminal emulator */ 1341 s = spltty(); 1342 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1343 /* FIXME: what if scp == sc_console! XXX */ 1344 splx(s); 1345 return error; 1346 1347 case GIO_SCRNMAP: /* get output translation table */ 1348 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1349 return 0; 1350 1351 case PIO_SCRNMAP: /* set output translation table */ 1352 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1353 for (i=0; i<sizeof(sc->scr_map); i++) { 1354 sc->scr_rmap[sc->scr_map[i]] = i; 1355 } 1356 return 0; 1357 1358 case GIO_KEYMAP: /* get keyboard translation table */ 1359 case PIO_KEYMAP: /* set keyboard translation table */ 1360 case GIO_DEADKEYMAP: /* get accent key translation table */ 1361 case PIO_DEADKEYMAP: /* set accent key translation table */ 1362 case GETFKEY: /* get function key string */ 1363 case SETFKEY: /* set function key string */ 1364 error = kbdd_ioctl(sc->kbd, cmd, data); 1365 if (error == ENOIOCTL) 1366 error = ENODEV; 1367 return error; 1368 1369 #ifndef SC_NO_FONT_LOADING 1370 1371 case PIO_FONT8x8: /* set 8x8 dot font */ 1372 if (!ISFONTAVAIL(sc->adp->va_flags)) 1373 return ENXIO; 1374 bcopy(data, sc->font_8, 8*256); 1375 sc->fonts_loaded |= FONT_8; 1376 /* 1377 * FONT KLUDGE 1378 * Always use the font page #0. XXX 1379 * Don't load if the current font size is not 8x8. 1380 */ 1381 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1382 sc_load_font(sc->cur_scp, 0, 8, 8, sc->font_8, 0, 256); 1383 return 0; 1384 1385 case GIO_FONT8x8: /* get 8x8 dot font */ 1386 if (!ISFONTAVAIL(sc->adp->va_flags)) 1387 return ENXIO; 1388 if (sc->fonts_loaded & FONT_8) { 1389 bcopy(sc->font_8, data, 8*256); 1390 return 0; 1391 } 1392 else 1393 return ENXIO; 1394 1395 case PIO_FONT8x14: /* set 8x14 dot font */ 1396 if (!ISFONTAVAIL(sc->adp->va_flags)) 1397 return ENXIO; 1398 bcopy(data, sc->font_14, 14*256); 1399 sc->fonts_loaded |= FONT_14; 1400 /* 1401 * FONT KLUDGE 1402 * Always use the font page #0. XXX 1403 * Don't load if the current font size is not 8x14. 1404 */ 1405 if (ISTEXTSC(sc->cur_scp) 1406 && (sc->cur_scp->font_size >= 14) 1407 && (sc->cur_scp->font_size < 16)) 1408 sc_load_font(sc->cur_scp, 0, 14, 8, sc->font_14, 0, 256); 1409 return 0; 1410 1411 case GIO_FONT8x14: /* get 8x14 dot font */ 1412 if (!ISFONTAVAIL(sc->adp->va_flags)) 1413 return ENXIO; 1414 if (sc->fonts_loaded & FONT_14) { 1415 bcopy(sc->font_14, data, 14*256); 1416 return 0; 1417 } 1418 else 1419 return ENXIO; 1420 1421 case PIO_FONT8x16: /* set 8x16 dot font */ 1422 if (!ISFONTAVAIL(sc->adp->va_flags)) 1423 return ENXIO; 1424 bcopy(data, sc->font_16, 16*256); 1425 sc->fonts_loaded |= FONT_16; 1426 /* 1427 * FONT KLUDGE 1428 * Always use the font page #0. XXX 1429 * Don't load if the current font size is not 8x16. 1430 */ 1431 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1432 sc_load_font(sc->cur_scp, 0, 16, 8, sc->font_16, 0, 256); 1433 return 0; 1434 1435 case GIO_FONT8x16: /* get 8x16 dot font */ 1436 if (!ISFONTAVAIL(sc->adp->va_flags)) 1437 return ENXIO; 1438 if (sc->fonts_loaded & FONT_16) { 1439 bcopy(sc->font_16, data, 16*256); 1440 return 0; 1441 } 1442 else 1443 return ENXIO; 1444 1445 #endif /* SC_NO_FONT_LOADING */ 1446 1447 default: 1448 break; 1449 } 1450 1451 return (ttyioctl(dev, cmd, data, flag, td)); 1452 } 1453 1454 static void 1455 scstart(struct tty *tp) 1456 { 1457 struct clist *rbp; 1458 int s, len; 1459 u_char buf[PCBURST]; 1460 scr_stat *scp = sc_get_stat(tp->t_dev); 1461 1462 if (scp->status & SLKED || 1463 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 1464 return; 1465 s = spltty(); 1466 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1467 tp->t_state |= TS_BUSY; 1468 rbp = &tp->t_outq; 1469 while (rbp->c_cc) { 1470 len = q_to_b(rbp, buf, PCBURST); 1471 splx(s); 1472 sc_puts(scp, buf, len); 1473 s = spltty(); 1474 } 1475 tp->t_state &= ~TS_BUSY; 1476 ttwwakeup(tp); 1477 } 1478 splx(s); 1479 } 1480 1481 static void 1482 sc_cnprobe(struct consdev *cp) 1483 { 1484 int unit; 1485 int flags; 1486 1487 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1488 1489 /* a video card is always required */ 1490 if (!scvidprobe(unit, flags, TRUE)) 1491 cp->cn_pri = CN_DEAD; 1492 1493 /* syscons will become console even when there is no keyboard */ 1494 sckbdprobe(unit, flags, TRUE); 1495 1496 if (cp->cn_pri == CN_DEAD) 1497 return; 1498 1499 /* initialize required fields */ 1500 sprintf(cp->cn_name, "consolectl"); 1501 } 1502 1503 static void 1504 sc_cninit(struct consdev *cp) 1505 { 1506 int unit; 1507 int flags; 1508 1509 sc_get_cons_priority(&unit, &flags); 1510 scinit(unit, flags | SC_KERNEL_CONSOLE); 1511 sc_console_unit = unit; 1512 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1513 sc_consptr = cp; 1514 } 1515 1516 static void 1517 sc_cnterm(struct consdev *cp) 1518 { 1519 /* we are not the kernel console any more, release everything */ 1520 1521 if (sc_console_unit < 0) 1522 return; /* shouldn't happen */ 1523 1524 #if 0 /* XXX */ 1525 sc_clear_screen(sc_console); 1526 sccnupdate(sc_console); 1527 #endif 1528 1529 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1530 sc_console_unit = -1; 1531 sc_console = NULL; 1532 } 1533 1534 static void 1535 sc_cnputc(struct consdev *cd, int c) 1536 { 1537 u_char buf[1]; 1538 scr_stat *scp = sc_console; 1539 void *save; 1540 #ifndef SC_NO_HISTORY 1541 struct tty *tp; 1542 #endif /* !SC_NO_HISTORY */ 1543 int s; 1544 1545 /* assert(sc_console != NULL) */ 1546 1547 #ifndef SC_NO_HISTORY 1548 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1549 scp->status &= ~SLKED; 1550 update_kbd_state(scp, scp->status, SLKED); 1551 if (scp->status & BUFFER_SAVED) { 1552 if (!sc_hist_restore(scp)) 1553 sc_remove_cutmarking(scp); 1554 scp->status &= ~BUFFER_SAVED; 1555 scp->status |= CURSOR_ENABLED; 1556 sc_draw_cursor_image(scp); 1557 } 1558 tp = VIRTUAL_TTY(scp->sc, scp->index); 1559 if (ISTTYOPEN(tp)) 1560 scstart(tp); 1561 } 1562 #endif /* !SC_NO_HISTORY */ 1563 1564 save = scp->ts; 1565 if (kernel_console_ts != NULL) 1566 scp->ts = kernel_console_ts; 1567 buf[0] = c; 1568 sc_puts(scp, buf, 1); 1569 scp->ts = save; 1570 1571 s = spltty(); /* block sckbdevent and scrn_timer */ 1572 sccnupdate(scp); 1573 splx(s); 1574 } 1575 1576 static int 1577 sc_cngetc(struct consdev *cd) 1578 { 1579 return sccngetch(SCGETC_NONBLOCK); 1580 } 1581 1582 static int 1583 sccngetch(int flags) 1584 { 1585 static struct fkeytab fkey; 1586 static int fkeycp; 1587 scr_stat *scp; 1588 u_char *p; 1589 int cur_mode; 1590 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1591 int c; 1592 1593 /* assert(sc_console != NULL) */ 1594 1595 /* 1596 * Stop the screen saver and update the screen if necessary. 1597 * What if we have been running in the screen saver code... XXX 1598 */ 1599 sc_touch_scrn_saver(); 1600 scp = sc_console->sc->cur_scp; /* XXX */ 1601 sccnupdate(scp); 1602 1603 if (fkeycp < fkey.len) { 1604 splx(s); 1605 return fkey.str[fkeycp++]; 1606 } 1607 1608 if (scp->sc->kbd == NULL) { 1609 splx(s); 1610 return -1; 1611 } 1612 1613 /* 1614 * Make sure the keyboard is accessible even when the kbd device 1615 * driver is disabled. 1616 */ 1617 kbdd_enable(scp->sc->kbd); 1618 1619 /* we shall always use the keyboard in the XLATE mode here */ 1620 cur_mode = scp->kbd_mode; 1621 scp->kbd_mode = K_XLATE; 1622 kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1623 1624 kbdd_poll(scp->sc->kbd, TRUE); 1625 c = scgetc(scp->sc, SCGETC_CN | flags); 1626 kbdd_poll(scp->sc->kbd, FALSE); 1627 1628 scp->kbd_mode = cur_mode; 1629 kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1630 kbdd_disable(scp->sc->kbd); 1631 splx(s); 1632 1633 switch (KEYFLAGS(c)) { 1634 case 0: /* normal char */ 1635 return KEYCHAR(c); 1636 case FKEY: /* function key */ 1637 p = kbdd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1638 fkey.len = fkeycp; 1639 if ((p != NULL) && (fkey.len > 0)) { 1640 bcopy(p, fkey.str, fkey.len); 1641 fkeycp = 1; 1642 return fkey.str[0]; 1643 } 1644 return c; /* XXX */ 1645 case NOKEY: 1646 case ERRKEY: 1647 default: 1648 return -1; 1649 } 1650 /* NOT REACHED */ 1651 } 1652 1653 static void 1654 sccnupdate(scr_stat *scp) 1655 { 1656 /* this is a cut-down version of scrn_timer()... */ 1657 1658 if (scp->sc->font_loading_in_progress) 1659 return; 1660 1661 if (debugger > 0 || panicstr || shutdown_in_progress) { 1662 sc_touch_scrn_saver(); 1663 } else if (scp != scp->sc->cur_scp) { 1664 return; 1665 } 1666 1667 if (!run_scrn_saver) 1668 scp->sc->flags &= ~SC_SCRN_IDLE; 1669 #ifdef DEV_SPLASH 1670 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1671 if (scp->sc->flags & SC_SCRN_BLANKED) 1672 stop_scrn_saver(scp->sc, current_saver); 1673 #endif 1674 1675 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1676 || scp->sc->switch_in_progress) 1677 return; 1678 /* 1679 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1680 * when write_in_progress is non-zero. XXX 1681 */ 1682 1683 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1684 scrn_update(scp, TRUE); 1685 } 1686 1687 static void 1688 scrn_timer(void *arg) 1689 { 1690 #ifndef PC98 1691 static int kbd_interval = 0; 1692 #endif 1693 struct timeval tv; 1694 sc_softc_t *sc; 1695 scr_stat *scp; 1696 int again; 1697 int s; 1698 1699 again = (arg != NULL); 1700 if (arg != NULL) 1701 sc = (sc_softc_t *)arg; 1702 else if (sc_console != NULL) 1703 sc = sc_console->sc; 1704 else 1705 return; 1706 1707 /* don't do anything when we are performing some I/O operations */ 1708 if (sc->font_loading_in_progress) { 1709 if (again) 1710 timeout(scrn_timer, sc, hz / 10); 1711 return; 1712 } 1713 s = spltty(); 1714 1715 #ifndef PC98 1716 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1717 /* try to allocate a keyboard automatically */ 1718 if (++kbd_interval >= 25) { 1719 sc->keyboard = sc_allocate_keyboard(sc, -1); 1720 if (sc->keyboard >= 0) { 1721 sc->kbd = kbd_get_keyboard(sc->keyboard); 1722 kbdd_ioctl(sc->kbd, KDSKBMODE, 1723 (caddr_t)&sc->cur_scp->kbd_mode); 1724 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1725 LOCK_MASK); 1726 } 1727 kbd_interval = 0; 1728 } 1729 } 1730 #endif /* PC98 */ 1731 1732 /* find the vty to update */ 1733 scp = sc->cur_scp; 1734 1735 /* should we stop the screen saver? */ 1736 getmicrouptime(&tv); 1737 if (debugger > 0 || panicstr || shutdown_in_progress) 1738 sc_touch_scrn_saver(); 1739 if (run_scrn_saver) { 1740 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1741 sc->flags |= SC_SCRN_IDLE; 1742 else 1743 sc->flags &= ~SC_SCRN_IDLE; 1744 } else { 1745 sc->scrn_time_stamp = tv.tv_sec; 1746 sc->flags &= ~SC_SCRN_IDLE; 1747 if (scrn_blank_time > 0) 1748 run_scrn_saver = TRUE; 1749 } 1750 #ifdef DEV_SPLASH 1751 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1752 if (sc->flags & SC_SCRN_BLANKED) 1753 stop_scrn_saver(sc, current_saver); 1754 #endif 1755 1756 /* should we just return ? */ 1757 if (sc->blink_in_progress || sc->switch_in_progress 1758 || sc->write_in_progress) { 1759 if (again) 1760 timeout(scrn_timer, sc, hz / 10); 1761 splx(s); 1762 return; 1763 } 1764 1765 /* Update the screen */ 1766 scp = sc->cur_scp; /* cur_scp may have changed... */ 1767 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1768 scrn_update(scp, TRUE); 1769 1770 #ifdef DEV_SPLASH 1771 /* should we activate the screen saver? */ 1772 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1773 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1774 (*current_saver)(sc, TRUE); 1775 #endif 1776 1777 if (again) 1778 timeout(scrn_timer, sc, hz / 25); 1779 splx(s); 1780 } 1781 1782 static int 1783 and_region(int *s1, int *e1, int s2, int e2) 1784 { 1785 if (*e1 < s2 || e2 < *s1) 1786 return FALSE; 1787 *s1 = imax(*s1, s2); 1788 *e1 = imin(*e1, e2); 1789 return TRUE; 1790 } 1791 1792 static void 1793 scrn_update(scr_stat *scp, int show_cursor) 1794 { 1795 int start; 1796 int end; 1797 int s; 1798 int e; 1799 1800 /* assert(scp == scp->sc->cur_scp) */ 1801 1802 SC_VIDEO_LOCK(scp->sc); 1803 1804 #ifndef SC_NO_CUTPASTE 1805 /* remove the previous mouse pointer image if necessary */ 1806 if (scp->status & MOUSE_VISIBLE) { 1807 s = scp->mouse_pos; 1808 e = scp->mouse_pos + scp->xsize + 1; 1809 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1810 || and_region(&s, &e, scp->start, scp->end) 1811 || ((scp->status & CURSOR_ENABLED) && 1812 (scp->cursor_pos != scp->cursor_oldpos) && 1813 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1814 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1815 sc_remove_mouse_image(scp); 1816 if (scp->end >= scp->xsize*scp->ysize) 1817 scp->end = scp->xsize*scp->ysize - 1; 1818 } 1819 } 1820 #endif /* !SC_NO_CUTPASTE */ 1821 1822 #if 1 1823 /* debug: XXX */ 1824 if (scp->end >= scp->xsize*scp->ysize) { 1825 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1826 scp->end = scp->xsize*scp->ysize - 1; 1827 } 1828 if (scp->start < 0) { 1829 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1830 scp->start = 0; 1831 } 1832 #endif 1833 1834 /* update screen image */ 1835 if (scp->start <= scp->end) { 1836 if (scp->mouse_cut_end >= 0) { 1837 /* there is a marked region for cut & paste */ 1838 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1839 start = scp->mouse_cut_start; 1840 end = scp->mouse_cut_end; 1841 } else { 1842 start = scp->mouse_cut_end; 1843 end = scp->mouse_cut_start - 1; 1844 } 1845 s = start; 1846 e = end; 1847 /* does the cut-mark region overlap with the update region? */ 1848 if (and_region(&s, &e, scp->start, scp->end)) { 1849 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1850 s = 0; 1851 e = start - 1; 1852 if (and_region(&s, &e, scp->start, scp->end)) 1853 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1854 s = end + 1; 1855 e = scp->xsize*scp->ysize - 1; 1856 if (and_region(&s, &e, scp->start, scp->end)) 1857 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1858 } else { 1859 (*scp->rndr->draw)(scp, scp->start, 1860 scp->end - scp->start + 1, FALSE); 1861 } 1862 } else { 1863 (*scp->rndr->draw)(scp, scp->start, 1864 scp->end - scp->start + 1, FALSE); 1865 } 1866 } 1867 1868 /* we are not to show the cursor and the mouse pointer... */ 1869 if (!show_cursor) { 1870 scp->end = 0; 1871 scp->start = scp->xsize*scp->ysize - 1; 1872 SC_VIDEO_UNLOCK(scp->sc); 1873 return; 1874 } 1875 1876 /* update cursor image */ 1877 if (scp->status & CURSOR_ENABLED) { 1878 s = scp->start; 1879 e = scp->end; 1880 /* did cursor move since last time ? */ 1881 if (scp->cursor_pos != scp->cursor_oldpos) { 1882 /* do we need to remove old cursor image ? */ 1883 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1884 sc_remove_cursor_image(scp); 1885 sc_draw_cursor_image(scp); 1886 } else { 1887 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1888 /* cursor didn't move, but has been overwritten */ 1889 sc_draw_cursor_image(scp); 1890 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1891 /* if it's a blinking cursor, update it */ 1892 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1893 sc_inside_cutmark(scp, 1894 scp->cursor_pos)); 1895 } 1896 } 1897 1898 #ifndef SC_NO_CUTPASTE 1899 /* update "pseudo" mouse pointer image */ 1900 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1901 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1902 scp->status &= ~MOUSE_MOVED; 1903 sc_draw_mouse_image(scp); 1904 } 1905 } 1906 #endif /* SC_NO_CUTPASTE */ 1907 1908 scp->end = 0; 1909 scp->start = scp->xsize*scp->ysize - 1; 1910 1911 SC_VIDEO_UNLOCK(scp->sc); 1912 } 1913 1914 #ifdef DEV_SPLASH 1915 static int 1916 scsplash_callback(int event, void *arg) 1917 { 1918 sc_softc_t *sc; 1919 int error; 1920 1921 sc = (sc_softc_t *)arg; 1922 1923 switch (event) { 1924 case SPLASH_INIT: 1925 if (add_scrn_saver(scsplash_saver) == 0) { 1926 sc->flags &= ~SC_SAVER_FAILED; 1927 run_scrn_saver = TRUE; 1928 if (cold && !(boothowto & RB_VERBOSE)) { 1929 scsplash_stick(TRUE); 1930 (*current_saver)(sc, TRUE); 1931 } 1932 } 1933 return 0; 1934 1935 case SPLASH_TERM: 1936 if (current_saver == scsplash_saver) { 1937 scsplash_stick(FALSE); 1938 error = remove_scrn_saver(scsplash_saver); 1939 if (error) 1940 return error; 1941 } 1942 return 0; 1943 1944 default: 1945 return EINVAL; 1946 } 1947 } 1948 1949 static void 1950 scsplash_saver(sc_softc_t *sc, int show) 1951 { 1952 static int busy = FALSE; 1953 scr_stat *scp; 1954 1955 if (busy) 1956 return; 1957 busy = TRUE; 1958 1959 scp = sc->cur_scp; 1960 if (show) { 1961 if (!(sc->flags & SC_SAVER_FAILED)) { 1962 if (!(sc->flags & SC_SCRN_BLANKED)) 1963 set_scrn_saver_mode(scp, -1, NULL, 0); 1964 switch (splash(sc->adp, TRUE)) { 1965 case 0: /* succeeded */ 1966 break; 1967 case EAGAIN: /* try later */ 1968 restore_scrn_saver_mode(scp, FALSE); 1969 sc_touch_scrn_saver(); /* XXX */ 1970 break; 1971 default: 1972 sc->flags |= SC_SAVER_FAILED; 1973 scsplash_stick(FALSE); 1974 restore_scrn_saver_mode(scp, TRUE); 1975 printf("scsplash_saver(): failed to put up the image\n"); 1976 break; 1977 } 1978 } 1979 } else if (!sticky_splash) { 1980 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1981 restore_scrn_saver_mode(scp, TRUE); 1982 } 1983 busy = FALSE; 1984 } 1985 1986 static int 1987 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1988 { 1989 #if 0 1990 int error; 1991 1992 if (current_saver != none_saver) { 1993 error = remove_scrn_saver(current_saver); 1994 if (error) 1995 return error; 1996 } 1997 #endif 1998 if (current_saver != none_saver) 1999 return EBUSY; 2000 2001 run_scrn_saver = FALSE; 2002 saver_mode = CONS_LKM_SAVER; 2003 current_saver = this_saver; 2004 return 0; 2005 } 2006 2007 static int 2008 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 2009 { 2010 if (current_saver != this_saver) 2011 return EINVAL; 2012 2013 #if 0 2014 /* 2015 * In order to prevent `current_saver' from being called by 2016 * the timeout routine `scrn_timer()' while we manipulate 2017 * the saver list, we shall set `current_saver' to `none_saver' 2018 * before stopping the current saver, rather than blocking by `splXX()'. 2019 */ 2020 current_saver = none_saver; 2021 if (scrn_blanked) 2022 stop_scrn_saver(this_saver); 2023 #endif 2024 2025 /* unblank all blanked screens */ 2026 wait_scrn_saver_stop(NULL); 2027 if (scrn_blanked) 2028 return EBUSY; 2029 2030 current_saver = none_saver; 2031 return 0; 2032 } 2033 2034 static int 2035 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2036 { 2037 int s; 2038 2039 /* assert(scp == scp->sc->cur_scp) */ 2040 s = spltty(); 2041 if (!ISGRAPHSC(scp)) 2042 sc_remove_cursor_image(scp); 2043 scp->splash_save_mode = scp->mode; 2044 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2045 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2046 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2047 scp->sc->flags |= SC_SCRN_BLANKED; 2048 ++scrn_blanked; 2049 splx(s); 2050 if (mode < 0) 2051 return 0; 2052 scp->mode = mode; 2053 if (set_mode(scp) == 0) { 2054 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2055 scp->status |= GRAPHICS_MODE; 2056 #ifndef SC_NO_PALETTE_LOADING 2057 if (pal != NULL) 2058 vidd_load_palette(scp->sc->adp, pal); 2059 #endif 2060 sc_set_border(scp, border); 2061 return 0; 2062 } else { 2063 s = spltty(); 2064 scp->mode = scp->splash_save_mode; 2065 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2066 scp->status |= scp->splash_save_status; 2067 splx(s); 2068 return 1; 2069 } 2070 } 2071 2072 static int 2073 restore_scrn_saver_mode(scr_stat *scp, int changemode) 2074 { 2075 int mode; 2076 int status; 2077 int s; 2078 2079 /* assert(scp == scp->sc->cur_scp) */ 2080 s = spltty(); 2081 mode = scp->mode; 2082 status = scp->status; 2083 scp->mode = scp->splash_save_mode; 2084 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2085 scp->status |= scp->splash_save_status; 2086 scp->sc->flags &= ~SC_SCRN_BLANKED; 2087 if (!changemode) { 2088 if (!ISGRAPHSC(scp)) 2089 sc_draw_cursor_image(scp); 2090 --scrn_blanked; 2091 splx(s); 2092 return 0; 2093 } 2094 if (set_mode(scp) == 0) { 2095 #ifndef SC_NO_PALETTE_LOADING 2096 vidd_load_palette(scp->sc->adp, scp->sc->palette); 2097 #endif 2098 --scrn_blanked; 2099 splx(s); 2100 return 0; 2101 } else { 2102 scp->mode = mode; 2103 scp->status = status; 2104 splx(s); 2105 return 1; 2106 } 2107 } 2108 2109 static void 2110 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2111 { 2112 (*saver)(sc, FALSE); 2113 run_scrn_saver = FALSE; 2114 /* the screen saver may have chosen not to stop after all... */ 2115 if (sc->flags & SC_SCRN_BLANKED) 2116 return; 2117 2118 mark_all(sc->cur_scp); 2119 if (sc->delayed_next_scr) 2120 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2121 if (debugger == 0) 2122 wakeup(&scrn_blanked); 2123 } 2124 2125 static int 2126 wait_scrn_saver_stop(sc_softc_t *sc) 2127 { 2128 int error = 0; 2129 2130 while (scrn_blanked > 0) { 2131 run_scrn_saver = FALSE; 2132 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2133 error = 0; 2134 break; 2135 } 2136 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2137 if ((error != 0) && (error != ERESTART)) 2138 break; 2139 } 2140 run_scrn_saver = FALSE; 2141 return error; 2142 } 2143 #endif /* DEV_SPLASH */ 2144 2145 void 2146 sc_touch_scrn_saver(void) 2147 { 2148 scsplash_stick(FALSE); 2149 run_scrn_saver = FALSE; 2150 } 2151 2152 int 2153 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2154 { 2155 scr_stat *cur_scp; 2156 struct tty *tp; 2157 struct proc *p; 2158 int s; 2159 2160 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2161 2162 if (sc->cur_scp == NULL) 2163 return (0); 2164 2165 /* prevent switch if previously requested */ 2166 if (sc->flags & SC_SCRN_VTYLOCK) { 2167 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2168 sc->cur_scp->bell_duration); 2169 return EPERM; 2170 } 2171 2172 /* delay switch if the screen is blanked or being updated */ 2173 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2174 || sc->blink_in_progress) { 2175 sc->delayed_next_scr = next_scr + 1; 2176 sc_touch_scrn_saver(); 2177 DPRINTF(5, ("switch delayed\n")); 2178 return 0; 2179 } 2180 sc->delayed_next_scr = 0; 2181 2182 s = spltty(); 2183 cur_scp = sc->cur_scp; 2184 2185 /* we are in the middle of the vty switching process... */ 2186 if (sc->switch_in_progress 2187 && (cur_scp->smode.mode == VT_PROCESS) 2188 && cur_scp->proc) { 2189 p = pfind(cur_scp->pid); 2190 if (cur_scp->proc != p) { 2191 if (p) 2192 PROC_UNLOCK(p); 2193 /* 2194 * The controlling process has died!!. Do some clean up. 2195 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2196 * are not reset here yet; they will be cleared later. 2197 */ 2198 DPRINTF(5, ("cur_scp controlling process %d died, ", 2199 cur_scp->pid)); 2200 if (cur_scp->status & SWITCH_WAIT_REL) { 2201 /* 2202 * Force the previous switch to finish, but return now 2203 * with error. 2204 */ 2205 DPRINTF(5, ("reset WAIT_REL, ")); 2206 finish_vt_rel(cur_scp, TRUE, &s); 2207 splx(s); 2208 DPRINTF(5, ("finishing previous switch\n")); 2209 return EINVAL; 2210 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2211 /* let's assume screen switch has been completed. */ 2212 DPRINTF(5, ("reset WAIT_ACQ, ")); 2213 finish_vt_acq(cur_scp); 2214 } else { 2215 /* 2216 * We are in between screen release and acquisition, and 2217 * reached here via scgetc() or scrn_timer() which has 2218 * interrupted exchange_scr(). Don't do anything stupid. 2219 */ 2220 DPRINTF(5, ("waiting nothing, ")); 2221 } 2222 } else { 2223 if (p) 2224 PROC_UNLOCK(p); 2225 /* 2226 * The controlling process is alive, but not responding... 2227 * It is either buggy or it may be just taking time. 2228 * The following code is a gross kludge to cope with this 2229 * problem for which there is no clean solution. XXX 2230 */ 2231 if (cur_scp->status & SWITCH_WAIT_REL) { 2232 switch (sc->switch_in_progress++) { 2233 case 1: 2234 break; 2235 case 2: 2236 DPRINTF(5, ("sending relsig again, ")); 2237 signal_vt_rel(cur_scp); 2238 break; 2239 case 3: 2240 break; 2241 case 4: 2242 default: 2243 /* 2244 * Act as if the controlling program returned 2245 * VT_FALSE. 2246 */ 2247 DPRINTF(5, ("force reset WAIT_REL, ")); 2248 finish_vt_rel(cur_scp, FALSE, &s); 2249 splx(s); 2250 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2251 return EINVAL; 2252 } 2253 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2254 switch (sc->switch_in_progress++) { 2255 case 1: 2256 break; 2257 case 2: 2258 DPRINTF(5, ("sending acqsig again, ")); 2259 signal_vt_acq(cur_scp); 2260 break; 2261 case 3: 2262 break; 2263 case 4: 2264 default: 2265 /* clear the flag and finish the previous switch */ 2266 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2267 finish_vt_acq(cur_scp); 2268 break; 2269 } 2270 } 2271 } 2272 } 2273 2274 /* 2275 * Return error if an invalid argument is given, or vty switch 2276 * is still in progress. 2277 */ 2278 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2279 || sc->switch_in_progress) { 2280 splx(s); 2281 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2282 DPRINTF(5, ("error 1\n")); 2283 return EINVAL; 2284 } 2285 2286 /* 2287 * Don't allow switching away from the graphics mode vty 2288 * if the switch mode is VT_AUTO, unless the next vty is the same 2289 * as the current or the current vty has been closed (but showing). 2290 */ 2291 tp = VIRTUAL_TTY(sc, cur_scp->index); 2292 if ((cur_scp->index != next_scr) 2293 && ISTTYOPEN(tp) 2294 && (cur_scp->smode.mode == VT_AUTO) 2295 && ISGRAPHSC(cur_scp)) { 2296 splx(s); 2297 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2298 DPRINTF(5, ("error, graphics mode\n")); 2299 return EINVAL; 2300 } 2301 2302 /* 2303 * Is the wanted vty open? Don't allow switching to a closed vty. 2304 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2305 * Note that we always allow the user to switch to the kernel 2306 * console even if it is closed. 2307 */ 2308 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2309 tp = VIRTUAL_TTY(sc, next_scr); 2310 if (!ISTTYOPEN(tp)) { 2311 splx(s); 2312 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2313 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2314 return EINVAL; 2315 } 2316 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2317 splx(s); 2318 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2319 return EINVAL; 2320 } 2321 } 2322 2323 /* this is the start of vty switching process... */ 2324 ++sc->switch_in_progress; 2325 sc->old_scp = cur_scp; 2326 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2327 if (sc->new_scp == sc->old_scp) { 2328 sc->switch_in_progress = 0; 2329 /* 2330 * XXX wakeup() locks the scheduler lock which will hang if 2331 * the lock is in an in-between state, e.g., when we stop at 2332 * a breakpoint at fork_exit. It has always been wrong to call 2333 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2334 * is supposed to be locked by splhigh(), but the debugger may 2335 * be invoked at splhigh(). 2336 */ 2337 if (debugger == 0) 2338 wakeup(&sc->new_scp->smode); 2339 splx(s); 2340 DPRINTF(5, ("switch done (new == old)\n")); 2341 return 0; 2342 } 2343 2344 /* has controlling process died? */ 2345 vt_proc_alive(sc->old_scp); 2346 vt_proc_alive(sc->new_scp); 2347 2348 /* wait for the controlling process to release the screen, if necessary */ 2349 if (signal_vt_rel(sc->old_scp)) { 2350 splx(s); 2351 return 0; 2352 } 2353 2354 /* go set up the new vty screen */ 2355 splx(s); 2356 exchange_scr(sc); 2357 s = spltty(); 2358 2359 /* wake up processes waiting for this vty */ 2360 if (debugger == 0) 2361 wakeup(&sc->cur_scp->smode); 2362 2363 /* wait for the controlling process to acknowledge, if necessary */ 2364 if (signal_vt_acq(sc->cur_scp)) { 2365 splx(s); 2366 return 0; 2367 } 2368 2369 sc->switch_in_progress = 0; 2370 if (sc->unit == sc_console_unit) 2371 cnavailable(sc_consptr, TRUE); 2372 splx(s); 2373 DPRINTF(5, ("switch done\n")); 2374 2375 return 0; 2376 } 2377 2378 static int 2379 do_switch_scr(sc_softc_t *sc, int s) 2380 { 2381 vt_proc_alive(sc->new_scp); 2382 2383 splx(s); 2384 exchange_scr(sc); 2385 s = spltty(); 2386 /* sc->cur_scp == sc->new_scp */ 2387 wakeup(&sc->cur_scp->smode); 2388 2389 /* wait for the controlling process to acknowledge, if necessary */ 2390 if (!signal_vt_acq(sc->cur_scp)) { 2391 sc->switch_in_progress = 0; 2392 if (sc->unit == sc_console_unit) 2393 cnavailable(sc_consptr, TRUE); 2394 } 2395 2396 return s; 2397 } 2398 2399 static int 2400 vt_proc_alive(scr_stat *scp) 2401 { 2402 struct proc *p; 2403 2404 if (scp->proc) { 2405 if ((p = pfind(scp->pid)) != NULL) 2406 PROC_UNLOCK(p); 2407 if (scp->proc == p) 2408 return TRUE; 2409 scp->proc = NULL; 2410 scp->smode.mode = VT_AUTO; 2411 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2412 } 2413 return FALSE; 2414 } 2415 2416 static int 2417 signal_vt_rel(scr_stat *scp) 2418 { 2419 if (scp->smode.mode != VT_PROCESS) 2420 return FALSE; 2421 scp->status |= SWITCH_WAIT_REL; 2422 PROC_LOCK(scp->proc); 2423 psignal(scp->proc, scp->smode.relsig); 2424 PROC_UNLOCK(scp->proc); 2425 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2426 return TRUE; 2427 } 2428 2429 static int 2430 signal_vt_acq(scr_stat *scp) 2431 { 2432 if (scp->smode.mode != VT_PROCESS) 2433 return FALSE; 2434 if (scp->sc->unit == sc_console_unit) 2435 cnavailable(sc_consptr, FALSE); 2436 scp->status |= SWITCH_WAIT_ACQ; 2437 PROC_LOCK(scp->proc); 2438 psignal(scp->proc, scp->smode.acqsig); 2439 PROC_UNLOCK(scp->proc); 2440 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2441 return TRUE; 2442 } 2443 2444 static int 2445 finish_vt_rel(scr_stat *scp, int release, int *s) 2446 { 2447 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2448 scp->status &= ~SWITCH_WAIT_REL; 2449 if (release) 2450 *s = do_switch_scr(scp->sc, *s); 2451 else 2452 scp->sc->switch_in_progress = 0; 2453 return 0; 2454 } 2455 return EINVAL; 2456 } 2457 2458 static int 2459 finish_vt_acq(scr_stat *scp) 2460 { 2461 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2462 scp->status &= ~SWITCH_WAIT_ACQ; 2463 scp->sc->switch_in_progress = 0; 2464 return 0; 2465 } 2466 return EINVAL; 2467 } 2468 2469 static void 2470 exchange_scr(sc_softc_t *sc) 2471 { 2472 scr_stat *scp; 2473 2474 /* save the current state of video and keyboard */ 2475 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2476 if (!ISGRAPHSC(sc->old_scp)) 2477 sc_remove_cursor_image(sc->old_scp); 2478 if (sc->old_scp->kbd_mode == K_XLATE) 2479 save_kbd_state(sc->old_scp); 2480 2481 /* set up the video for the new screen */ 2482 scp = sc->cur_scp = sc->new_scp; 2483 #ifdef PC98 2484 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2485 #else 2486 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2487 #endif 2488 set_mode(scp); 2489 #ifndef __sparc64__ 2490 else 2491 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2492 (void *)sc->adp->va_window, FALSE); 2493 #endif 2494 scp->status |= MOUSE_HIDDEN; 2495 sc_move_cursor(scp, scp->xpos, scp->ypos); 2496 if (!ISGRAPHSC(scp)) 2497 sc_set_cursor_image(scp); 2498 #ifndef SC_NO_PALETTE_LOADING 2499 if (ISGRAPHSC(sc->old_scp)) 2500 vidd_load_palette(sc->adp, sc->palette); 2501 #endif 2502 sc_set_border(scp, scp->border); 2503 2504 /* set up the keyboard for the new screen */ 2505 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2506 kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2507 update_kbd_state(scp, scp->status, LOCK_MASK); 2508 2509 mark_all(scp); 2510 } 2511 2512 void 2513 sc_puts(scr_stat *scp, u_char *buf, int len) 2514 { 2515 int need_unlock = 0; 2516 2517 #ifdef DEV_SPLASH 2518 /* make screensaver happy */ 2519 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2520 run_scrn_saver = FALSE; 2521 #endif 2522 2523 if (scp->tsw) { 2524 if (!kdb_active && !mtx_owned(&scp->scr_lock)) { 2525 need_unlock = 1; 2526 mtx_lock_spin(&scp->scr_lock); 2527 } 2528 (*scp->tsw->te_puts)(scp, buf, len); 2529 if (need_unlock) 2530 mtx_unlock_spin(&scp->scr_lock); 2531 } 2532 2533 if (scp->sc->delayed_next_scr) 2534 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2535 } 2536 2537 void 2538 sc_draw_cursor_image(scr_stat *scp) 2539 { 2540 /* assert(scp == scp->sc->cur_scp); */ 2541 SC_VIDEO_LOCK(scp->sc); 2542 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2543 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2544 sc_inside_cutmark(scp, scp->cursor_pos)); 2545 scp->cursor_oldpos = scp->cursor_pos; 2546 SC_VIDEO_UNLOCK(scp->sc); 2547 } 2548 2549 void 2550 sc_remove_cursor_image(scr_stat *scp) 2551 { 2552 /* assert(scp == scp->sc->cur_scp); */ 2553 SC_VIDEO_LOCK(scp->sc); 2554 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2555 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2556 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2557 SC_VIDEO_UNLOCK(scp->sc); 2558 } 2559 2560 static void 2561 update_cursor_image(scr_stat *scp) 2562 { 2563 /* assert(scp == scp->sc->cur_scp); */ 2564 sc_remove_cursor_image(scp); 2565 sc_set_cursor_image(scp); 2566 sc_draw_cursor_image(scp); 2567 } 2568 2569 void 2570 sc_set_cursor_image(scr_stat *scp) 2571 { 2572 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2573 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2574 /* hidden cursor is internally represented as zero-height underline */ 2575 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2576 scp->curs_attr.base = scp->curs_attr.height = 0; 2577 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2578 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2579 scp->font_size - 1); 2580 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2581 scp->font_size - scp->curs_attr.base); 2582 } else { /* block cursor */ 2583 scp->curs_attr.base = 0; 2584 scp->curs_attr.height = scp->font_size; 2585 } 2586 2587 /* assert(scp == scp->sc->cur_scp); */ 2588 SC_VIDEO_LOCK(scp->sc); 2589 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2590 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2591 SC_VIDEO_UNLOCK(scp->sc); 2592 } 2593 2594 static void 2595 change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2596 { 2597 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2598 sc_remove_cursor_image(scp); 2599 2600 if (base >= 0) 2601 scp->curr_curs_attr.base = base; 2602 if (height >= 0) 2603 scp->curr_curs_attr.height = height; 2604 if (flags & CONS_RESET_CURSOR) 2605 scp->curr_curs_attr = scp->dflt_curs_attr; 2606 else 2607 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2608 2609 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2610 sc_set_cursor_image(scp); 2611 sc_draw_cursor_image(scp); 2612 } 2613 } 2614 2615 void 2616 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2617 { 2618 sc_softc_t *sc; 2619 struct cdev *dev; 2620 int s; 2621 int i; 2622 2623 s = spltty(); 2624 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2625 /* local (per vty) change */ 2626 change_cursor_shape(scp, flags, base, height); 2627 splx(s); 2628 return; 2629 } 2630 2631 /* global change */ 2632 sc = scp->sc; 2633 if (base >= 0) 2634 sc->curs_attr.base = base; 2635 if (height >= 0) 2636 sc->curs_attr.height = height; 2637 if (flags != -1) { 2638 if (flags & CONS_RESET_CURSOR) 2639 sc->curs_attr = sc->dflt_curs_attr; 2640 else 2641 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2642 } 2643 2644 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2645 if ((dev = SC_DEV(sc, i)) == NULL) 2646 continue; 2647 if ((scp = sc_get_stat(dev)) == NULL) 2648 continue; 2649 scp->dflt_curs_attr = sc->curs_attr; 2650 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2651 } 2652 splx(s); 2653 } 2654 2655 static void 2656 scinit(int unit, int flags) 2657 { 2658 2659 /* 2660 * When syscons is being initialized as the kernel console, malloc() 2661 * is not yet functional, because various kernel structures has not been 2662 * fully initialized yet. Therefore, we need to declare the following 2663 * static buffers for the console. This is less than ideal, 2664 * but is necessry evil for the time being. XXX 2665 */ 2666 #ifdef PC98 2667 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2668 #else 2669 static u_short sc_buffer[ROW*COL]; /* XXX */ 2670 #endif 2671 #ifndef SC_NO_FONT_LOADING 2672 static u_char font_8[256*8]; 2673 static u_char font_14[256*14]; 2674 static u_char font_16[256*16]; 2675 #endif 2676 2677 sc_softc_t *sc; 2678 scr_stat *scp; 2679 video_adapter_t *adp; 2680 int col; 2681 int row; 2682 int i; 2683 2684 /* one time initialization */ 2685 if (init_done == COLD) 2686 sc_get_bios_values(&bios_value); 2687 init_done = WARM; 2688 2689 /* 2690 * Allocate resources. Even if we are being called for the second 2691 * time, we must allocate them again, because they might have 2692 * disappeared... 2693 */ 2694 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2695 if ((sc->flags & SC_INIT_DONE) == 0) 2696 SC_VIDEO_LOCKINIT(sc); 2697 2698 adp = NULL; 2699 if (sc->adapter >= 0) { 2700 vid_release(sc->adp, (void *)&sc->adapter); 2701 adp = sc->adp; 2702 sc->adp = NULL; 2703 } 2704 if (sc->keyboard >= 0) { 2705 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2706 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2707 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2708 if (sc->kbd != NULL) { 2709 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2710 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2711 } 2712 sc->kbd = NULL; 2713 } 2714 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2715 sc->adp = vid_get_adapter(sc->adapter); 2716 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2717 2718 sc->keyboard = sc_allocate_keyboard(sc, unit); 2719 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2720 2721 sc->kbd = kbd_get_keyboard(sc->keyboard); 2722 if (sc->kbd != NULL) { 2723 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2724 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2725 } 2726 2727 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2728 2729 sc->initial_mode = sc->adp->va_initial_mode; 2730 2731 #ifndef SC_NO_FONT_LOADING 2732 if (flags & SC_KERNEL_CONSOLE) { 2733 sc->font_8 = font_8; 2734 sc->font_14 = font_14; 2735 sc->font_16 = font_16; 2736 } else if (sc->font_8 == NULL) { 2737 /* assert(sc_malloc) */ 2738 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2739 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2740 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2741 } 2742 #endif 2743 2744 /* extract the hardware cursor location and hide the cursor for now */ 2745 vidd_read_hw_cursor(sc->adp, &col, &row); 2746 vidd_set_hw_cursor(sc->adp, -1, -1); 2747 2748 /* set up the first console */ 2749 sc->first_vty = unit*MAXCONS; 2750 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2751 if (flags & SC_KERNEL_CONSOLE) { 2752 /* 2753 * Set up devs structure but don't use it yet, calling make_dev() 2754 * might panic kernel. Wait for sc_attach_unit() to actually 2755 * create the devices. 2756 */ 2757 sc->dev = main_devs; 2758 scp = &main_console; 2759 init_scp(sc, sc->first_vty, scp); 2760 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2761 (void *)sc_buffer, FALSE); 2762 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2763 sc_init_emulator(scp, "*"); 2764 (*scp->tsw->te_default_attr)(scp, 2765 kernel_default.std_color, 2766 kernel_default.rev_color); 2767 } else { 2768 /* assert(sc_malloc) */ 2769 sc->dev = malloc(sizeof(struct cdev *)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2770 sc->dev[0] = make_dev(&sc_cdevsw, unit * MAXCONS, 2771 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", unit * MAXCONS); 2772 sc_alloc_tty(sc->dev[0]); 2773 scp = alloc_scp(sc, sc->first_vty); 2774 SC_STAT(sc->dev[0]) = scp; 2775 } 2776 sc->cur_scp = scp; 2777 2778 #ifndef __sparc64__ 2779 /* copy screen to temporary buffer */ 2780 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2781 (void *)scp->sc->adp->va_window, FALSE); 2782 if (ISTEXTSC(scp)) 2783 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2784 #endif 2785 2786 /* move cursors to the initial positions */ 2787 if (col >= scp->xsize) 2788 col = 0; 2789 if (row >= scp->ysize) 2790 row = scp->ysize - 1; 2791 scp->xpos = col; 2792 scp->ypos = row; 2793 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2794 2795 if (bios_value.cursor_end < scp->font_size) 2796 sc->dflt_curs_attr.base = scp->font_size - 2797 bios_value.cursor_end - 1; 2798 else 2799 sc->dflt_curs_attr.base = 0; 2800 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2801 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2802 sc->dflt_curs_attr.flags = 0; 2803 sc->curs_attr = sc->dflt_curs_attr; 2804 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2805 2806 #ifndef SC_NO_SYSMOUSE 2807 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2808 #endif 2809 if (!ISGRAPHSC(scp)) { 2810 sc_set_cursor_image(scp); 2811 sc_draw_cursor_image(scp); 2812 } 2813 2814 /* save font and palette */ 2815 #ifndef SC_NO_FONT_LOADING 2816 sc->fonts_loaded = 0; 2817 if (ISFONTAVAIL(sc->adp->va_flags)) { 2818 #ifdef SC_DFLT_FONT 2819 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2820 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2821 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2822 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2823 if (scp->font_size < 14) { 2824 sc_load_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2825 } else if (scp->font_size >= 16) { 2826 sc_load_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2827 } else { 2828 sc_load_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2829 } 2830 #else /* !SC_DFLT_FONT */ 2831 if (scp->font_size < 14) { 2832 sc_save_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2833 sc->fonts_loaded = FONT_8; 2834 } else if (scp->font_size >= 16) { 2835 sc_save_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2836 sc->fonts_loaded = FONT_16; 2837 } else { 2838 sc_save_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2839 sc->fonts_loaded = FONT_14; 2840 } 2841 #endif /* SC_DFLT_FONT */ 2842 /* FONT KLUDGE: always use the font page #0. XXX */ 2843 sc_show_font(scp, 0); 2844 } 2845 #endif /* !SC_NO_FONT_LOADING */ 2846 2847 #ifndef SC_NO_PALETTE_LOADING 2848 vidd_save_palette(sc->adp, sc->palette); 2849 #endif 2850 2851 #ifdef DEV_SPLASH 2852 if (!(sc->flags & SC_SPLASH_SCRN)) { 2853 /* we are ready to put up the splash image! */ 2854 splash_init(sc->adp, scsplash_callback, sc); 2855 sc->flags |= SC_SPLASH_SCRN; 2856 } 2857 #endif 2858 } 2859 2860 /* the rest is not necessary, if we have done it once */ 2861 if (sc->flags & SC_INIT_DONE) 2862 return; 2863 2864 /* initialize mapscrn arrays to a one to one map */ 2865 for (i = 0; i < sizeof(sc->scr_map); i++) 2866 sc->scr_map[i] = sc->scr_rmap[i] = i; 2867 #ifdef PC98 2868 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2869 #endif 2870 2871 sc->flags |= SC_INIT_DONE; 2872 } 2873 2874 static void 2875 scterm(int unit, int flags) 2876 { 2877 sc_softc_t *sc; 2878 scr_stat *scp; 2879 2880 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2881 if (sc == NULL) 2882 return; /* shouldn't happen */ 2883 2884 #ifdef DEV_SPLASH 2885 /* this console is no longer available for the splash screen */ 2886 if (sc->flags & SC_SPLASH_SCRN) { 2887 splash_term(sc->adp); 2888 sc->flags &= ~SC_SPLASH_SCRN; 2889 } 2890 #endif 2891 2892 #if 0 /* XXX */ 2893 /* move the hardware cursor to the upper-left corner */ 2894 vidd_set_hw_cursor(sc->adp, 0, 0); 2895 #endif 2896 2897 /* release the keyboard and the video card */ 2898 if (sc->keyboard >= 0) 2899 kbd_release(sc->kbd, &sc->keyboard); 2900 if (sc->adapter >= 0) 2901 vid_release(sc->adp, &sc->adapter); 2902 2903 /* stop the terminal emulator, if any */ 2904 scp = sc_get_stat(sc->dev[0]); 2905 if (scp->tsw) 2906 (*scp->tsw->te_term)(scp, &scp->ts); 2907 if (scp->ts != NULL) 2908 free(scp->ts, M_DEVBUF); 2909 mtx_destroy(&scp->scr_lock); 2910 2911 /* clear the structure */ 2912 if (!(flags & SC_KERNEL_CONSOLE)) { 2913 /* XXX: We need delete_dev() for this */ 2914 free(sc->dev, M_DEVBUF); 2915 #if 0 2916 /* XXX: We need a ttyunregister for this */ 2917 free(sc->tty, M_DEVBUF); 2918 #endif 2919 #ifndef SC_NO_FONT_LOADING 2920 free(sc->font_8, M_DEVBUF); 2921 free(sc->font_14, M_DEVBUF); 2922 free(sc->font_16, M_DEVBUF); 2923 #endif 2924 /* XXX vtb, history */ 2925 } 2926 bzero(sc, sizeof(*sc)); 2927 sc->keyboard = -1; 2928 sc->adapter = -1; 2929 } 2930 2931 static void 2932 scshutdown(void *arg, int howto) 2933 { 2934 /* assert(sc_console != NULL) */ 2935 2936 sc_touch_scrn_saver(); 2937 if (!cold && sc_console 2938 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2939 && sc_console->smode.mode == VT_AUTO) 2940 sc_switch_scr(sc_console->sc, sc_console->index); 2941 shutdown_in_progress = TRUE; 2942 } 2943 2944 int 2945 sc_clean_up(scr_stat *scp) 2946 { 2947 #ifdef DEV_SPLASH 2948 int error; 2949 #endif 2950 2951 if (scp->sc->flags & SC_SCRN_BLANKED) { 2952 sc_touch_scrn_saver(); 2953 #ifdef DEV_SPLASH 2954 if ((error = wait_scrn_saver_stop(scp->sc))) 2955 return error; 2956 #endif 2957 } 2958 scp->status |= MOUSE_HIDDEN; 2959 sc_remove_mouse_image(scp); 2960 sc_remove_cutmarking(scp); 2961 return 0; 2962 } 2963 2964 void 2965 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2966 { 2967 sc_vtb_t new; 2968 sc_vtb_t old; 2969 2970 old = scp->vtb; 2971 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2972 if (!discard && (old.vtb_flags & VTB_VALID)) { 2973 /* retain the current cursor position and buffer contants */ 2974 scp->cursor_oldpos = scp->cursor_pos; 2975 /* 2976 * This works only if the old buffer has the same size as or larger 2977 * than the new one. XXX 2978 */ 2979 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2980 scp->vtb = new; 2981 } else { 2982 scp->vtb = new; 2983 sc_vtb_destroy(&old); 2984 } 2985 2986 #ifndef SC_NO_SYSMOUSE 2987 /* move the mouse cursor at the center of the screen */ 2988 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2989 #endif 2990 } 2991 2992 static scr_stat 2993 *alloc_scp(sc_softc_t *sc, int vty) 2994 { 2995 scr_stat *scp; 2996 2997 /* assert(sc_malloc) */ 2998 2999 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 3000 init_scp(sc, vty, scp); 3001 3002 sc_alloc_scr_buffer(scp, TRUE, TRUE); 3003 if (sc_init_emulator(scp, SC_DFLT_TERM)) 3004 sc_init_emulator(scp, "*"); 3005 3006 #ifndef SC_NO_CUTPASTE 3007 sc_alloc_cut_buffer(scp, TRUE); 3008 #endif 3009 3010 #ifndef SC_NO_HISTORY 3011 sc_alloc_history_buffer(scp, 0, 0, TRUE); 3012 #endif 3013 3014 return scp; 3015 } 3016 3017 static void 3018 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 3019 { 3020 video_info_t info; 3021 3022 bzero(scp, sizeof(*scp)); 3023 3024 scp->index = vty; 3025 scp->sc = sc; 3026 scp->status = 0; 3027 scp->mode = sc->initial_mode; 3028 vidd_get_info(sc->adp, scp->mode, &info); 3029 if (info.vi_flags & V_INFO_GRAPHICS) { 3030 scp->status |= GRAPHICS_MODE; 3031 scp->xpixel = info.vi_width; 3032 scp->ypixel = info.vi_height; 3033 scp->xsize = info.vi_width/info.vi_cwidth; 3034 scp->ysize = info.vi_height/info.vi_cheight; 3035 scp->font_size = 0; 3036 scp->font = NULL; 3037 } else { 3038 scp->xsize = info.vi_width; 3039 scp->ysize = info.vi_height; 3040 scp->xpixel = scp->xsize*info.vi_cwidth; 3041 scp->ypixel = scp->ysize*info.vi_cheight; 3042 scp->font_size = info.vi_cheight; 3043 scp->font_width = info.vi_cwidth; 3044 if (info.vi_cheight < 14) { 3045 #ifndef SC_NO_FONT_LOADING 3046 scp->font = sc->font_8; 3047 #else 3048 scp->font = NULL; 3049 #endif 3050 } else if (info.vi_cheight >= 16) { 3051 #ifndef SC_NO_FONT_LOADING 3052 scp->font = sc->font_16; 3053 #else 3054 scp->font = NULL; 3055 #endif 3056 } else { 3057 #ifndef SC_NO_FONT_LOADING 3058 scp->font = sc->font_14; 3059 #else 3060 scp->font = NULL; 3061 #endif 3062 } 3063 } 3064 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3065 #ifndef __sparc64__ 3066 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3067 #endif 3068 scp->xoff = scp->yoff = 0; 3069 scp->xpos = scp->ypos = 0; 3070 scp->start = scp->xsize * scp->ysize - 1; 3071 scp->end = 0; 3072 scp->tsw = NULL; 3073 scp->ts = NULL; 3074 scp->rndr = NULL; 3075 scp->border = (SC_NORM_ATTR >> 4) & 0x0f; 3076 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3077 scp->mouse_cut_start = scp->xsize*scp->ysize; 3078 scp->mouse_cut_end = -1; 3079 scp->mouse_signal = 0; 3080 scp->mouse_pid = 0; 3081 scp->mouse_proc = NULL; 3082 scp->kbd_mode = K_XLATE; 3083 scp->bell_pitch = bios_value.bell_pitch; 3084 scp->bell_duration = BELL_DURATION; 3085 scp->status |= (bios_value.shift_state & NLKED); 3086 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3087 scp->pid = 0; 3088 scp->proc = NULL; 3089 scp->smode.mode = VT_AUTO; 3090 scp->history = NULL; 3091 scp->history_pos = 0; 3092 scp->history_size = 0; 3093 3094 mtx_init(&scp->scr_lock, "scrlock", NULL, MTX_SPIN); 3095 } 3096 3097 int 3098 sc_init_emulator(scr_stat *scp, char *name) 3099 { 3100 sc_term_sw_t *sw; 3101 sc_rndr_sw_t *rndr; 3102 void *p; 3103 int error; 3104 3105 if (name == NULL) /* if no name is given, use the current emulator */ 3106 sw = scp->tsw; 3107 else /* ...otherwise find the named emulator */ 3108 sw = sc_term_match(name); 3109 if (sw == NULL) 3110 return EINVAL; 3111 3112 rndr = NULL; 3113 if (strcmp(sw->te_renderer, "*") != 0) { 3114 rndr = sc_render_match(scp, sw->te_renderer, 3115 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3116 } 3117 if (rndr == NULL) { 3118 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3119 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3120 if (rndr == NULL) 3121 return ENODEV; 3122 } 3123 3124 if (sw == scp->tsw) { 3125 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3126 scp->rndr = rndr; 3127 scp->rndr->init(scp); 3128 sc_clear_screen(scp); 3129 /* assert(error == 0); */ 3130 return error; 3131 } 3132 3133 if (sc_malloc && (sw->te_size > 0)) 3134 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3135 else 3136 p = NULL; 3137 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3138 if (error) 3139 return error; 3140 3141 if (scp->tsw) 3142 (*scp->tsw->te_term)(scp, &scp->ts); 3143 if (scp->ts != NULL) 3144 free(scp->ts, M_DEVBUF); 3145 scp->tsw = sw; 3146 scp->ts = p; 3147 scp->rndr = rndr; 3148 scp->rndr->init(scp); 3149 3150 /* XXX */ 3151 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3152 sc_clear_screen(scp); 3153 3154 return 0; 3155 } 3156 3157 /* 3158 * scgetc(flags) - get character from keyboard. 3159 * If flags & SCGETC_CN, then avoid harmful side effects. 3160 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3161 * return NOKEY if there is nothing there. 3162 */ 3163 static u_int 3164 scgetc(sc_softc_t *sc, u_int flags) 3165 { 3166 scr_stat *scp; 3167 #ifndef SC_NO_HISTORY 3168 struct tty *tp; 3169 #endif 3170 u_int c; 3171 int this_scr; 3172 int f; 3173 int i; 3174 3175 if (sc->kbd == NULL) 3176 return NOKEY; 3177 3178 next_code: 3179 #if 1 3180 /* I don't like this, but... XXX */ 3181 if (flags & SCGETC_CN) 3182 sccnupdate(sc->cur_scp); 3183 #endif 3184 scp = sc->cur_scp; 3185 /* first see if there is something in the keyboard port */ 3186 for (;;) { 3187 c = kbdd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3188 if (c == ERRKEY) { 3189 if (!(flags & SCGETC_CN)) 3190 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3191 } else if (c == NOKEY) 3192 return c; 3193 else 3194 break; 3195 } 3196 3197 /* make screensaver happy */ 3198 if (!(c & RELKEY)) 3199 sc_touch_scrn_saver(); 3200 3201 if (!(flags & SCGETC_CN)) 3202 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3203 3204 if (scp->kbd_mode != K_XLATE) 3205 return KEYCHAR(c); 3206 3207 /* if scroll-lock pressed allow history browsing */ 3208 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3209 3210 scp->status &= ~CURSOR_ENABLED; 3211 sc_remove_cursor_image(scp); 3212 3213 #ifndef SC_NO_HISTORY 3214 if (!(scp->status & BUFFER_SAVED)) { 3215 scp->status |= BUFFER_SAVED; 3216 sc_hist_save(scp); 3217 } 3218 switch (c) { 3219 /* FIXME: key codes */ 3220 case SPCLKEY | FKEY | F(49): /* home key */ 3221 sc_remove_cutmarking(scp); 3222 sc_hist_home(scp); 3223 goto next_code; 3224 3225 case SPCLKEY | FKEY | F(57): /* end key */ 3226 sc_remove_cutmarking(scp); 3227 sc_hist_end(scp); 3228 goto next_code; 3229 3230 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3231 sc_remove_cutmarking(scp); 3232 if (sc_hist_up_line(scp)) 3233 if (!(flags & SCGETC_CN)) 3234 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3235 goto next_code; 3236 3237 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3238 sc_remove_cutmarking(scp); 3239 if (sc_hist_down_line(scp)) 3240 if (!(flags & SCGETC_CN)) 3241 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3242 goto next_code; 3243 3244 case SPCLKEY | FKEY | F(51): /* page up key */ 3245 sc_remove_cutmarking(scp); 3246 for (i=0; i<scp->ysize; i++) 3247 if (sc_hist_up_line(scp)) { 3248 if (!(flags & SCGETC_CN)) 3249 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3250 break; 3251 } 3252 goto next_code; 3253 3254 case SPCLKEY | FKEY | F(59): /* page down key */ 3255 sc_remove_cutmarking(scp); 3256 for (i=0; i<scp->ysize; i++) 3257 if (sc_hist_down_line(scp)) { 3258 if (!(flags & SCGETC_CN)) 3259 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3260 break; 3261 } 3262 goto next_code; 3263 } 3264 #endif /* SC_NO_HISTORY */ 3265 } 3266 3267 /* 3268 * Process and consume special keys here. Return a plain char code 3269 * or a char code with the META flag or a function key code. 3270 */ 3271 if (c & RELKEY) { 3272 /* key released */ 3273 /* goto next_code */ 3274 } else { 3275 /* key pressed */ 3276 if (c & SPCLKEY) { 3277 c &= ~SPCLKEY; 3278 switch (KEYCHAR(c)) { 3279 /* LOCKING KEYS */ 3280 case NLK: case CLK: case ALK: 3281 break; 3282 case SLK: 3283 kbdd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3284 if (f & SLKED) { 3285 scp->status |= SLKED; 3286 } else { 3287 if (scp->status & SLKED) { 3288 scp->status &= ~SLKED; 3289 #ifndef SC_NO_HISTORY 3290 if (scp->status & BUFFER_SAVED) { 3291 if (!sc_hist_restore(scp)) 3292 sc_remove_cutmarking(scp); 3293 scp->status &= ~BUFFER_SAVED; 3294 scp->status |= CURSOR_ENABLED; 3295 sc_draw_cursor_image(scp); 3296 } 3297 tp = VIRTUAL_TTY(sc, scp->index); 3298 if (ISTTYOPEN(tp)) 3299 scstart(tp); 3300 #endif 3301 } 3302 } 3303 break; 3304 3305 case PASTE: 3306 #ifndef SC_NO_CUTPASTE 3307 sc_mouse_paste(scp); 3308 #endif 3309 break; 3310 3311 /* NON-LOCKING KEYS */ 3312 case NOP: 3313 case LSH: case RSH: case LCTR: case RCTR: 3314 case LALT: case RALT: case ASH: case META: 3315 break; 3316 3317 case BTAB: 3318 if (!(sc->flags & SC_SCRN_BLANKED)) 3319 return c; 3320 break; 3321 3322 case SPSC: 3323 #ifdef DEV_SPLASH 3324 /* force activatation/deactivation of the screen saver */ 3325 if (!(sc->flags & SC_SCRN_BLANKED)) { 3326 run_scrn_saver = TRUE; 3327 sc->scrn_time_stamp -= scrn_blank_time; 3328 } 3329 if (cold) { 3330 /* 3331 * While devices are being probed, the screen saver need 3332 * to be invoked explictly. XXX 3333 */ 3334 if (sc->flags & SC_SCRN_BLANKED) { 3335 scsplash_stick(FALSE); 3336 stop_scrn_saver(sc, current_saver); 3337 } else { 3338 if (!ISGRAPHSC(scp)) { 3339 scsplash_stick(TRUE); 3340 (*current_saver)(sc, TRUE); 3341 } 3342 } 3343 } 3344 #endif /* DEV_SPLASH */ 3345 break; 3346 3347 case RBT: 3348 #ifndef SC_DISABLE_REBOOT 3349 if (enable_reboot) 3350 shutdown_nice(0); 3351 #endif 3352 break; 3353 3354 case HALT: 3355 #ifndef SC_DISABLE_REBOOT 3356 if (enable_reboot) 3357 shutdown_nice(RB_HALT); 3358 #endif 3359 break; 3360 3361 case PDWN: 3362 #ifndef SC_DISABLE_REBOOT 3363 if (enable_reboot) 3364 shutdown_nice(RB_HALT|RB_POWEROFF); 3365 #endif 3366 break; 3367 3368 case SUSP: 3369 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3370 break; 3371 case STBY: 3372 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3373 break; 3374 3375 case DBG: 3376 #ifndef SC_DISABLE_KDBKEY 3377 if (enable_kdbkey) 3378 kdb_enter(KDB_WHY_BREAK, "manual escape to debugger"); 3379 #endif 3380 break; 3381 3382 case PNC: 3383 if (enable_panic_key) 3384 panic("Forced by the panic key"); 3385 break; 3386 3387 case NEXT: 3388 this_scr = scp->index; 3389 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3390 sc->first_vty + i != this_scr; 3391 i = (i + 1)%sc->vtys) { 3392 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3393 if (ISTTYOPEN(tp)) { 3394 sc_switch_scr(scp->sc, sc->first_vty + i); 3395 break; 3396 } 3397 } 3398 break; 3399 3400 case PREV: 3401 this_scr = scp->index; 3402 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3403 sc->first_vty + i != this_scr; 3404 i = (i + sc->vtys - 1)%sc->vtys) { 3405 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3406 if (ISTTYOPEN(tp)) { 3407 sc_switch_scr(scp->sc, sc->first_vty + i); 3408 break; 3409 } 3410 } 3411 break; 3412 3413 default: 3414 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3415 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3416 break; 3417 } 3418 /* assert(c & FKEY) */ 3419 if (!(sc->flags & SC_SCRN_BLANKED)) 3420 return c; 3421 break; 3422 } 3423 /* goto next_code */ 3424 } else { 3425 /* regular keys (maybe MKEY is set) */ 3426 if (!(sc->flags & SC_SCRN_BLANKED)) 3427 return c; 3428 } 3429 } 3430 3431 goto next_code; 3432 } 3433 3434 static int 3435 scmmap(struct cdev *dev, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3436 { 3437 scr_stat *scp; 3438 3439 scp = sc_get_stat(dev); 3440 if (scp != scp->sc->cur_scp) 3441 return -1; 3442 return vidd_mmap(scp->sc->adp, offset, paddr, nprot); 3443 } 3444 3445 static int 3446 save_kbd_state(scr_stat *scp) 3447 { 3448 int state; 3449 int error; 3450 3451 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3452 if (error == ENOIOCTL) 3453 error = ENODEV; 3454 if (error == 0) { 3455 scp->status &= ~LOCK_MASK; 3456 scp->status |= state; 3457 } 3458 return error; 3459 } 3460 3461 static int 3462 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3463 { 3464 int state; 3465 int error; 3466 3467 if (mask != LOCK_MASK) { 3468 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3469 if (error == ENOIOCTL) 3470 error = ENODEV; 3471 if (error) 3472 return error; 3473 state &= ~mask; 3474 state |= new_bits & mask; 3475 } else { 3476 state = new_bits & LOCK_MASK; 3477 } 3478 error = kbdd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3479 if (error == ENOIOCTL) 3480 error = ENODEV; 3481 return error; 3482 } 3483 3484 static int 3485 update_kbd_leds(scr_stat *scp, int which) 3486 { 3487 int error; 3488 3489 which &= LOCK_MASK; 3490 error = kbdd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3491 if (error == ENOIOCTL) 3492 error = ENODEV; 3493 return error; 3494 } 3495 3496 int 3497 set_mode(scr_stat *scp) 3498 { 3499 video_info_t info; 3500 3501 /* reject unsupported mode */ 3502 if (vidd_get_info(scp->sc->adp, scp->mode, &info)) 3503 return 1; 3504 3505 /* if this vty is not currently showing, do nothing */ 3506 if (scp != scp->sc->cur_scp) 3507 return 0; 3508 3509 /* setup video hardware for the given mode */ 3510 vidd_set_mode(scp->sc->adp, scp->mode); 3511 scp->rndr->init(scp); 3512 #ifndef __sparc64__ 3513 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3514 (void *)scp->sc->adp->va_window, FALSE); 3515 #endif 3516 3517 #ifndef SC_NO_FONT_LOADING 3518 /* load appropriate font */ 3519 if (!(scp->status & GRAPHICS_MODE)) { 3520 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3521 if (scp->font_size < 14) { 3522 if (scp->sc->fonts_loaded & FONT_8) 3523 sc_load_font(scp, 0, 8, 8, scp->sc->font_8, 0, 256); 3524 } else if (scp->font_size >= 16) { 3525 if (scp->sc->fonts_loaded & FONT_16) 3526 sc_load_font(scp, 0, 16, 8, scp->sc->font_16, 0, 256); 3527 } else { 3528 if (scp->sc->fonts_loaded & FONT_14) 3529 sc_load_font(scp, 0, 14, 8, scp->sc->font_14, 0, 256); 3530 } 3531 /* 3532 * FONT KLUDGE: 3533 * This is an interim kludge to display correct font. 3534 * Always use the font page #0 on the video plane 2. 3535 * Somehow we cannot show the font in other font pages on 3536 * some video cards... XXX 3537 */ 3538 sc_show_font(scp, 0); 3539 } 3540 mark_all(scp); 3541 } 3542 #endif /* !SC_NO_FONT_LOADING */ 3543 3544 sc_set_border(scp, scp->border); 3545 sc_set_cursor_image(scp); 3546 3547 return 0; 3548 } 3549 3550 void 3551 sc_set_border(scr_stat *scp, int color) 3552 { 3553 SC_VIDEO_LOCK(scp->sc); 3554 (*scp->rndr->draw_border)(scp, color); 3555 SC_VIDEO_UNLOCK(scp->sc); 3556 } 3557 3558 #ifndef SC_NO_FONT_LOADING 3559 void 3560 sc_load_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3561 int base, int count) 3562 { 3563 sc_softc_t *sc; 3564 3565 sc = scp->sc; 3566 sc->font_loading_in_progress = TRUE; 3567 vidd_load_font(sc->adp, page, size, width, buf, base, count); 3568 sc->font_loading_in_progress = FALSE; 3569 } 3570 3571 void 3572 sc_save_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3573 int base, int count) 3574 { 3575 sc_softc_t *sc; 3576 3577 sc = scp->sc; 3578 sc->font_loading_in_progress = TRUE; 3579 vidd_save_font(sc->adp, page, size, width, buf, base, count); 3580 sc->font_loading_in_progress = FALSE; 3581 } 3582 3583 void 3584 sc_show_font(scr_stat *scp, int page) 3585 { 3586 vidd_show_font(scp->sc->adp, page); 3587 } 3588 #endif /* !SC_NO_FONT_LOADING */ 3589 3590 void 3591 sc_paste(scr_stat *scp, u_char *p, int count) 3592 { 3593 struct tty *tp; 3594 u_char *rmap; 3595 3596 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3597 if (!ISTTYOPEN(tp)) 3598 return; 3599 rmap = scp->sc->scr_rmap; 3600 for (; count > 0; --count) 3601 ttyld_rint(tp, rmap[*p++]); 3602 } 3603 3604 void 3605 sc_bell(scr_stat *scp, int pitch, int duration) 3606 { 3607 if (cold || shutdown_in_progress || !enable_bell) 3608 return; 3609 3610 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3611 return; 3612 3613 if (scp->sc->flags & SC_VISUAL_BELL) { 3614 if (scp->sc->blink_in_progress) 3615 return; 3616 scp->sc->blink_in_progress = 3; 3617 if (scp != scp->sc->cur_scp) 3618 scp->sc->blink_in_progress += 2; 3619 blink_screen(scp->sc->cur_scp); 3620 } else if (duration != 0 && pitch != 0) { 3621 if (scp != scp->sc->cur_scp) 3622 pitch *= 2; 3623 sysbeep(pitch, duration); 3624 } 3625 } 3626 3627 static void 3628 blink_screen(void *arg) 3629 { 3630 scr_stat *scp = arg; 3631 struct tty *tp; 3632 3633 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3634 scp->sc->blink_in_progress = 0; 3635 mark_all(scp); 3636 tp = VIRTUAL_TTY(scp->sc, scp->index); 3637 if (ISTTYOPEN(tp)) 3638 scstart(tp); 3639 if (scp->sc->delayed_next_scr) 3640 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3641 } 3642 else { 3643 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3644 scp->sc->blink_in_progress & 1); 3645 scp->sc->blink_in_progress--; 3646 timeout(blink_screen, scp, hz / 10); 3647 } 3648 } 3649 3650 /* 3651 * Until sc_attach_unit() gets called no dev structures will be available 3652 * to store the per-screen current status. This is the case when the 3653 * kernel is initially booting and needs access to its console. During 3654 * this early phase of booting the console's current status is kept in 3655 * one statically defined scr_stat structure, and any pointers to the 3656 * dev structures will be NULL. 3657 */ 3658 3659 static scr_stat * 3660 sc_get_stat(struct cdev *devptr) 3661 { 3662 if (devptr == NULL) 3663 return (&main_console); 3664 return (SC_STAT(devptr)); 3665 } 3666 3667 /* 3668 * Allocate active keyboard. Try to allocate "kbdmux" keyboard first, and, 3669 * if found, add all non-busy keyboards to "kbdmux". Otherwise look for 3670 * any keyboard. 3671 */ 3672 3673 static int 3674 sc_allocate_keyboard(sc_softc_t *sc, int unit) 3675 { 3676 int idx0, idx; 3677 keyboard_t *k0, *k; 3678 keyboard_info_t ki; 3679 3680 idx0 = kbd_allocate("kbdmux", -1, (void *)&sc->keyboard, sckbdevent, sc); 3681 if (idx0 != -1) { 3682 k0 = kbd_get_keyboard(idx0); 3683 3684 for (idx = kbd_find_keyboard2("*", -1, 0); 3685 idx != -1; 3686 idx = kbd_find_keyboard2("*", -1, idx + 1)) { 3687 k = kbd_get_keyboard(idx); 3688 3689 if (idx == idx0 || KBD_IS_BUSY(k)) 3690 continue; 3691 3692 bzero(&ki, sizeof(ki)); 3693 strcpy(ki.kb_name, k->kb_name); 3694 ki.kb_unit = k->kb_unit; 3695 3696 kbdd_ioctl(k0, KBADDKBD, (caddr_t) &ki); 3697 } 3698 } else 3699 idx0 = kbd_allocate("*", unit, (void *)&sc->keyboard, sckbdevent, sc); 3700 3701 return (idx0); 3702 } 3703