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/bus.h> 43 #include <sys/conf.h> 44 #include <sys/cons.h> 45 #include <sys/consio.h> 46 #include <sys/kdb.h> 47 #include <sys/eventhandler.h> 48 #include <sys/fbio.h> 49 #include <sys/kbio.h> 50 #include <sys/kernel.h> 51 #include <sys/lock.h> 52 #include <sys/malloc.h> 53 #include <sys/mutex.h> 54 #include <sys/priv.h> 55 #include <sys/proc.h> 56 #include <sys/random.h> 57 #include <sys/reboot.h> 58 #include <sys/serial.h> 59 #include <sys/signalvar.h> 60 #include <sys/sysctl.h> 61 #include <sys/tty.h> 62 #include <sys/power.h> 63 64 #include <machine/clock.h> 65 #if defined(__sparc64__) || defined(__powerpc__) 66 #include <machine/sc_machdep.h> 67 #else 68 #include <machine/pc/display.h> 69 #endif 70 #if defined( __i386__) || defined(__amd64__) 71 #include <machine/psl.h> 72 #include <machine/frame.h> 73 #endif 74 #include <machine/stdarg.h> 75 76 #include <dev/kbd/kbdreg.h> 77 #include <dev/fb/fbreg.h> 78 #include <dev/fb/splashreg.h> 79 #include <dev/syscons/syscons.h> 80 81 #define COLD 0 82 #define WARM 1 83 84 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 85 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 86 87 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 88 89 typedef struct default_attr { 90 int std_color; /* normal hardware color */ 91 int rev_color; /* reverse hardware color */ 92 } default_attr; 93 94 static default_attr user_default = { 95 SC_NORM_ATTR, 96 SC_NORM_REV_ATTR, 97 }; 98 99 static int sc_console_unit = -1; 100 static int sc_saver_keyb_only = 1; 101 static scr_stat *sc_console; 102 static struct consdev *sc_consptr; 103 static scr_stat main_console; 104 static struct tty *main_devs[MAXCONS]; 105 106 static char init_done = COLD; 107 static char shutdown_in_progress = FALSE; 108 static char sc_malloc = FALSE; 109 110 static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 111 static int run_scrn_saver = FALSE; /* should run the saver? */ 112 static int enable_bell = TRUE; /* enable beeper */ 113 114 #ifndef SC_DISABLE_REBOOT 115 static int enable_reboot = TRUE; /* enable keyboard reboot */ 116 #endif 117 118 #ifndef SC_DISABLE_KDBKEY 119 static int enable_kdbkey = TRUE; /* enable keyboard debug */ 120 #endif 121 122 static long scrn_blank_time = 0; /* screen saver timeout value */ 123 #ifdef DEV_SPLASH 124 static int scrn_blanked; /* # of blanked screen */ 125 static int sticky_splash = FALSE; 126 127 static void none_saver(sc_softc_t *sc, int blank) { } 128 static void (*current_saver)(sc_softc_t *, int) = none_saver; 129 #endif 130 131 SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 132 SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 133 SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 134 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 135 SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 136 0, "enable bell"); 137 #ifndef SC_DISABLE_REBOOT 138 SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_reboot, CTLFLAG_RW|CTLFLAG_SECURE, &enable_reboot, 139 0, "enable keyboard reboot"); 140 #endif 141 #ifndef SC_DISABLE_KDBKEY 142 SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_debug, CTLFLAG_RW|CTLFLAG_SECURE, &enable_kdbkey, 143 0, "enable keyboard debug"); 144 #endif 145 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 146 #include "font.h" 147 #endif 148 149 tsw_ioctl_t *sc_user_ioctl; 150 151 static bios_values_t bios_value; 152 153 static int enable_panic_key; 154 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 155 0, "Enable panic via keypress specified in kbdmap(5)"); 156 157 #define SC_CONSOLECTL 255 158 159 #define VTY_WCHAN(sc, vty) (&SC_DEV(sc, vty)) 160 161 static int debugger; 162 163 /* prototypes */ 164 static int sc_allocate_keyboard(sc_softc_t *sc, int unit); 165 static int scvidprobe(int unit, int flags, int cons); 166 static int sckbdprobe(int unit, int flags, int cons); 167 static void scmeminit(void *arg); 168 static int scdevtounit(struct tty *tp); 169 static kbd_callback_func_t sckbdevent; 170 static void scinit(int unit, int flags); 171 static scr_stat *sc_get_stat(struct tty *tp); 172 static void scterm(int unit, int flags); 173 static void scshutdown(void *arg, int howto); 174 static u_int scgetc(sc_softc_t *sc, u_int flags); 175 #define SCGETC_CN 1 176 #define SCGETC_NONBLOCK 2 177 static void sccnupdate(scr_stat *scp); 178 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 179 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 180 static timeout_t scrn_timer; 181 static int and_region(int *s1, int *e1, int s2, int e2); 182 static void scrn_update(scr_stat *scp, int show_cursor); 183 184 #ifdef DEV_SPLASH 185 static int scsplash_callback(int event, void *arg); 186 static void scsplash_saver(sc_softc_t *sc, int show); 187 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 188 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 189 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 190 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 191 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 192 static int wait_scrn_saver_stop(sc_softc_t *sc); 193 #define scsplash_stick(stick) (sticky_splash = (stick)) 194 #else /* !DEV_SPLASH */ 195 #define scsplash_stick(stick) 196 #endif /* DEV_SPLASH */ 197 198 static int do_switch_scr(sc_softc_t *sc, int s); 199 static int vt_proc_alive(scr_stat *scp); 200 static int signal_vt_rel(scr_stat *scp); 201 static int signal_vt_acq(scr_stat *scp); 202 static int finish_vt_rel(scr_stat *scp, int release, int *s); 203 static int finish_vt_acq(scr_stat *scp); 204 static void exchange_scr(sc_softc_t *sc); 205 static void update_cursor_image(scr_stat *scp); 206 static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 207 static int save_kbd_state(scr_stat *scp); 208 static int update_kbd_state(scr_stat *scp, int state, int mask); 209 static int update_kbd_leds(scr_stat *scp, int which); 210 static timeout_t blink_screen; 211 static struct tty *sc_alloc_tty(int, int); 212 213 static cn_probe_t sc_cnprobe; 214 static cn_init_t sc_cninit; 215 static cn_term_t sc_cnterm; 216 static cn_getc_t sc_cngetc; 217 static cn_putc_t sc_cnputc; 218 219 CONSOLE_DRIVER(sc); 220 221 static tsw_open_t sctty_open; 222 static tsw_close_t sctty_close; 223 static tsw_outwakeup_t sctty_outwakeup; 224 static tsw_ioctl_t sctty_ioctl; 225 static tsw_mmap_t sctty_mmap; 226 227 static struct ttydevsw sc_ttydevsw = { 228 .tsw_open = sctty_open, 229 .tsw_close = sctty_close, 230 .tsw_outwakeup = sctty_outwakeup, 231 .tsw_ioctl = sctty_ioctl, 232 .tsw_mmap = sctty_mmap, 233 }; 234 235 static d_ioctl_t consolectl_ioctl; 236 237 static struct cdevsw consolectl_devsw = { 238 .d_version = D_VERSION, 239 .d_flags = D_NEEDGIANT, 240 .d_ioctl = consolectl_ioctl, 241 .d_name = "consolectl", 242 }; 243 244 int 245 sc_probe_unit(int unit, int flags) 246 { 247 if (!scvidprobe(unit, flags, FALSE)) { 248 if (bootverbose) 249 printf("%s%d: no video adapter found.\n", SC_DRIVER_NAME, unit); 250 return ENXIO; 251 } 252 253 /* syscons will be attached even when there is no keyboard */ 254 sckbdprobe(unit, flags, FALSE); 255 256 return 0; 257 } 258 259 /* probe video adapters, return TRUE if found */ 260 static int 261 scvidprobe(int unit, int flags, int cons) 262 { 263 /* 264 * Access the video adapter driver through the back door! 265 * Video adapter drivers need to be configured before syscons. 266 * However, when syscons is being probed as the low-level console, 267 * they have not been initialized yet. We force them to initialize 268 * themselves here. XXX 269 */ 270 vid_configure(cons ? VIO_PROBE_ONLY : 0); 271 272 return (vid_find_adapter("*", unit) >= 0); 273 } 274 275 /* probe the keyboard, return TRUE if found */ 276 static int 277 sckbdprobe(int unit, int flags, int cons) 278 { 279 /* access the keyboard driver through the backdoor! */ 280 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 281 282 return (kbd_find_keyboard("*", unit) >= 0); 283 } 284 285 static char 286 *adapter_name(video_adapter_t *adp) 287 { 288 static struct { 289 int type; 290 char *name[2]; 291 } names[] = { 292 { KD_MONO, { "MDA", "MDA" } }, 293 { KD_HERCULES, { "Hercules", "Hercules" } }, 294 { KD_CGA, { "CGA", "CGA" } }, 295 { KD_EGA, { "EGA", "EGA (mono)" } }, 296 { KD_VGA, { "VGA", "VGA (mono)" } }, 297 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 298 { KD_TGA, { "TGA", "TGA" } }, 299 { -1, { "Unknown", "Unknown" } }, 300 }; 301 int i; 302 303 for (i = 0; names[i].type != -1; ++i) 304 if (names[i].type == adp->va_type) 305 break; 306 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 307 } 308 309 static void 310 sctty_outwakeup(struct tty *tp) 311 { 312 size_t len; 313 u_char buf[PCBURST]; 314 scr_stat *scp = sc_get_stat(tp); 315 316 if (scp->status & SLKED || 317 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 318 return; 319 320 for (;;) { 321 len = ttydisc_getc(tp, buf, sizeof buf); 322 if (len == 0) 323 break; 324 sc_puts(scp, buf, len, 0); 325 } 326 } 327 328 static struct tty * 329 sc_alloc_tty(int index, int devnum) 330 { 331 struct sc_ttysoftc *stc; 332 struct tty *tp; 333 334 /* Allocate TTY object and softc to store unit number. */ 335 stc = malloc(sizeof(struct sc_ttysoftc), M_DEVBUF, M_WAITOK); 336 stc->st_index = index; 337 stc->st_stat = NULL; 338 tp = tty_alloc_mutex(&sc_ttydevsw, stc, &Giant); 339 340 /* Create device node. */ 341 tty_makedev(tp, NULL, "v%r", devnum); 342 343 return (tp); 344 } 345 346 #ifdef SC_PIXEL_MODE 347 static int 348 sc_initial_mode(video_adapter_t *adp, int unit) 349 { 350 video_info_t info; 351 int depth, vmode; 352 int i; 353 354 vmode = 0; 355 (void)resource_int_value("sc", unit, "vesa_mode", &vmode); 356 if (vmode < M_VESA_BASE || vmode > M_VESA_MODE_MAX) 357 vmode = 0; 358 359 /* 360 * If the default mode is not supported, search for an available 361 * 800x600 graphics mode with the highest color depth. 362 */ 363 if (vmode == 0 || vidd_get_info(adp, vmode, &info) != 0) { 364 depth = vmode = 0; 365 for (i = M_VESA_BASE; i <= M_VESA_MODE_MAX; i++) 366 if (vidd_get_info(adp, i, &info) == 0 && 367 (info.vi_flags & V_INFO_GRAPHICS) != 0 && 368 info.vi_width == 800 && info.vi_height == 600 && 369 info.vi_depth > depth) { 370 vmode = i; 371 depth = info.vi_depth; 372 } 373 } 374 375 return (vmode); 376 } 377 #endif 378 379 int 380 sc_attach_unit(int unit, int flags) 381 { 382 sc_softc_t *sc; 383 scr_stat *scp; 384 int vc; 385 struct cdev *dev; 386 387 flags &= ~SC_KERNEL_CONSOLE; 388 389 if (sc_console_unit == unit) { 390 /* 391 * If this unit is being used as the system console, we need to 392 * adjust some variables and buffers before and after scinit(). 393 */ 394 /* assert(sc_console != NULL) */ 395 flags |= SC_KERNEL_CONSOLE; 396 scmeminit(NULL); 397 } 398 scinit(unit, flags); 399 400 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 401 sc->config = flags; 402 scp = sc_get_stat(sc->dev[0]); 403 if (sc_console == NULL) /* sc_console_unit < 0 */ 404 sc_console = scp; 405 406 #ifdef SC_PIXEL_MODE 407 if ((sc->config & SC_VESAMODE) != 0) { 408 int vmode; 409 vmode = sc_initial_mode(sc->adp, unit); 410 if (vmode >= M_VESA_BASE) { 411 #ifdef DEV_SPLASH 412 if (sc->flags & SC_SPLASH_SCRN) 413 splash_term(sc->adp); 414 #endif 415 sc_set_graphics_mode(scp, NULL, vmode); 416 sc_set_pixel_mode(scp, NULL, 0, 0, 16, 8); 417 #ifndef SC_NO_PALETTE_LOADING 418 vidd_save_palette(sc->adp, sc->palette); 419 #endif 420 sc->initial_mode = vmode; 421 #ifdef DEV_SPLASH 422 /* put up the splash again! */ 423 if (sc->flags & SC_SPLASH_SCRN) 424 splash_init(sc->adp, scsplash_callback, sc); 425 #endif 426 } 427 } 428 #endif /* SC_PIXEL_MODE */ 429 430 /* initialize cursor */ 431 if (!ISGRAPHSC(scp)) 432 update_cursor_image(scp); 433 434 /* get screen update going */ 435 scrn_timer(sc); 436 437 /* set up the keyboard */ 438 kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 439 update_kbd_state(scp, scp->status, LOCK_MASK); 440 441 printf("%s%d: %s <%d virtual consoles, flags=0x%x>\n", 442 SC_DRIVER_NAME, unit, adapter_name(sc->adp), sc->vtys, sc->config); 443 if (bootverbose) { 444 printf("%s%d:", SC_DRIVER_NAME, unit); 445 if (sc->adapter >= 0) 446 printf(" fb%d", sc->adapter); 447 if (sc->keyboard >= 0) 448 printf(", kbd%d", sc->keyboard); 449 if (scp->tsw) 450 printf(", terminal emulator: %s (%s)", 451 scp->tsw->te_name, scp->tsw->te_desc); 452 printf("\n"); 453 } 454 455 /* register a shutdown callback for the kernel console */ 456 if (sc_console_unit == unit) 457 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 458 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 459 460 for (vc = 0; vc < sc->vtys; vc++) { 461 if (sc->dev[vc] == NULL) { 462 sc->dev[vc] = sc_alloc_tty(vc, vc + unit * MAXCONS); 463 if (vc == 0 && sc->dev == main_devs) 464 SC_STAT(sc->dev[0]) = &main_console; 465 } 466 /* 467 * The first vty already has struct tty and scr_stat initialized 468 * in scinit(). The other vtys will have these structs when 469 * first opened. 470 */ 471 } 472 473 dev = make_dev(&consolectl_devsw, 0, UID_ROOT, GID_WHEEL, 0600, 474 "consolectl"); 475 dev->si_drv1 = sc->dev[0]; 476 477 return 0; 478 } 479 480 static void 481 scmeminit(void *arg) 482 { 483 if (sc_malloc) 484 return; 485 sc_malloc = TRUE; 486 487 /* 488 * As soon as malloc() becomes functional, we had better allocate 489 * various buffers for the kernel console. 490 */ 491 492 if (sc_console_unit < 0) /* sc_console == NULL */ 493 return; 494 495 /* copy the temporary buffer to the final buffer */ 496 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 497 498 #ifndef SC_NO_CUTPASTE 499 sc_alloc_cut_buffer(sc_console, FALSE); 500 #endif 501 502 #ifndef SC_NO_HISTORY 503 /* initialize history buffer & pointers */ 504 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 505 #endif 506 } 507 508 /* XXX */ 509 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 510 511 static int 512 scdevtounit(struct tty *tp) 513 { 514 int vty = SC_VTY(tp); 515 516 if (vty == SC_CONSOLECTL) 517 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 518 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 519 return -1; 520 else 521 return vty/MAXCONS; 522 } 523 524 static int 525 sctty_open(struct tty *tp) 526 { 527 int unit = scdevtounit(tp); 528 sc_softc_t *sc; 529 scr_stat *scp; 530 #ifndef __sparc64__ 531 keyarg_t key; 532 #endif 533 534 DPRINTF(5, ("scopen: dev:%s, unit:%d, vty:%d\n", 535 devtoname(tp->t_dev), unit, SC_VTY(tp))); 536 537 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 538 if (sc == NULL) 539 return ENXIO; 540 541 if (!tty_opened(tp)) { 542 /* Use the current setting of the <-- key as default VERASE. */ 543 /* If the Delete key is preferable, an stty is necessary */ 544 #ifndef __sparc64__ 545 if (sc->kbd != NULL) { 546 key.keynum = KEYCODE_BS; 547 kbdd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 548 tp->t_termios.c_cc[VERASE] = key.key.map[0]; 549 } 550 #endif 551 } 552 553 scp = sc_get_stat(tp); 554 if (scp == NULL) { 555 scp = SC_STAT(tp) = alloc_scp(sc, SC_VTY(tp)); 556 if (ISGRAPHSC(scp)) 557 sc_set_pixel_mode(scp, NULL, 0, 0, 16, 8); 558 } 559 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 560 tp->t_winsize.ws_col = scp->xsize; 561 tp->t_winsize.ws_row = scp->ysize; 562 } 563 564 return (0); 565 } 566 567 static void 568 sctty_close(struct tty *tp) 569 { 570 scr_stat *scp; 571 int s; 572 573 if (SC_VTY(tp) != SC_CONSOLECTL) { 574 scp = sc_get_stat(tp); 575 /* were we in the middle of the VT switching process? */ 576 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 577 s = spltty(); 578 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 579 cnavailable(sc_consptr, TRUE); 580 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 581 DPRINTF(5, ("reset WAIT_REL, ")); 582 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 583 DPRINTF(5, ("reset WAIT_ACQ, ")); 584 #ifdef not_yet_done 585 if (scp == &main_console) { 586 scp->pid = 0; 587 scp->proc = NULL; 588 scp->smode.mode = VT_AUTO; 589 } 590 else { 591 sc_vtb_destroy(&scp->vtb); 592 #ifndef __sparc64__ 593 sc_vtb_destroy(&scp->scr); 594 #endif 595 sc_free_history_buffer(scp, scp->ysize); 596 SC_STAT(tp) = NULL; 597 free(scp, M_DEVBUF); 598 } 599 #else 600 scp->pid = 0; 601 scp->proc = NULL; 602 scp->smode.mode = VT_AUTO; 603 #endif 604 scp->kbd_mode = K_XLATE; 605 if (scp == scp->sc->cur_scp) 606 kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 607 DPRINTF(5, ("done.\n")); 608 } 609 } 610 611 #if 0 /* XXX mpsafetty: fix screensaver. What about outwakeup? */ 612 static int 613 scread(struct cdev *dev, struct uio *uio, int flag) 614 { 615 if (!sc_saver_keyb_only) 616 sc_touch_scrn_saver(); 617 return ttyread(dev, uio, flag); 618 } 619 #endif 620 621 static int 622 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 623 { 624 sc_softc_t *sc; 625 struct tty *cur_tty; 626 int c, error = 0; 627 size_t len; 628 const u_char *cp; 629 630 sc = (sc_softc_t *)arg; 631 /* assert(thiskbd == sc->kbd) */ 632 633 mtx_lock(&Giant); 634 635 switch (event) { 636 case KBDIO_KEYINPUT: 637 break; 638 case KBDIO_UNLOADING: 639 sc->kbd = NULL; 640 sc->keyboard = -1; 641 kbd_release(thiskbd, (void *)&sc->keyboard); 642 goto done; 643 default: 644 error = EINVAL; 645 goto done; 646 } 647 648 /* 649 * Loop while there is still input to get from the keyboard. 650 * I don't think this is nessesary, and it doesn't fix 651 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 652 */ 653 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 654 655 cur_tty = SC_DEV(sc, sc->cur_scp->index); 656 if (!tty_opened(cur_tty)) 657 continue; 658 659 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 660 continue; 661 662 switch (KEYFLAGS(c)) { 663 case 0x0000: /* normal key */ 664 ttydisc_rint(cur_tty, KEYCHAR(c), 0); 665 break; 666 case FKEY: /* function key, return string */ 667 cp = (*sc->cur_scp->tsw->te_fkeystr)(sc->cur_scp, c); 668 if (cp != NULL) { 669 ttydisc_rint_simple(cur_tty, cp, strlen(cp)); 670 break; 671 } 672 cp = kbdd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 673 if (cp != NULL) 674 ttydisc_rint_simple(cur_tty, cp, len); 675 break; 676 case MKEY: /* meta is active, prepend ESC */ 677 ttydisc_rint(cur_tty, 0x1b, 0); 678 ttydisc_rint(cur_tty, KEYCHAR(c), 0); 679 break; 680 case BKEY: /* backtab fixed sequence (esc [ Z) */ 681 ttydisc_rint_simple(cur_tty, "\x1B[Z", 3); 682 break; 683 } 684 685 ttydisc_rint_done(cur_tty); 686 } 687 688 sc->cur_scp->status |= MOUSE_HIDDEN; 689 690 done: 691 mtx_unlock(&Giant); 692 return (error); 693 } 694 695 static int 696 sctty_ioctl(struct tty *tp, u_long cmd, caddr_t data, struct thread *td) 697 { 698 int error; 699 int i; 700 sc_softc_t *sc; 701 scr_stat *scp; 702 int s; 703 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 704 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 705 int ival; 706 #endif 707 708 /* If there is a user_ioctl function call that first */ 709 if (sc_user_ioctl) { 710 error = (*sc_user_ioctl)(tp, cmd, data, td); 711 if (error != ENOIOCTL) 712 return error; 713 } 714 715 error = sc_vid_ioctl(tp, cmd, data, td); 716 if (error != ENOIOCTL) 717 return error; 718 719 #ifndef SC_NO_HISTORY 720 error = sc_hist_ioctl(tp, cmd, data, td); 721 if (error != ENOIOCTL) 722 return error; 723 #endif 724 725 #ifndef SC_NO_SYSMOUSE 726 error = sc_mouse_ioctl(tp, cmd, data, td); 727 if (error != ENOIOCTL) 728 return error; 729 #endif 730 731 scp = sc_get_stat(tp); 732 /* assert(scp != NULL) */ 733 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 734 sc = scp->sc; 735 736 if (scp->tsw) { 737 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, td); 738 if (error != ENOIOCTL) 739 return error; 740 } 741 742 switch (cmd) { /* process console hardware related ioctl's */ 743 744 case GIO_ATTR: /* get current attributes */ 745 /* this ioctl is not processed here, but in the terminal emulator */ 746 return ENOTTY; 747 748 case GIO_COLOR: /* is this a color console ? */ 749 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 750 return 0; 751 752 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 753 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 754 return EINVAL; 755 s = spltty(); 756 scrn_blank_time = *(int *)data; 757 run_scrn_saver = (scrn_blank_time != 0); 758 splx(s); 759 return 0; 760 761 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 762 s = spltty(); 763 *(int *)data &= CONS_CURSOR_ATTRS; 764 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 765 splx(s); 766 return 0; 767 768 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 769 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 770 ((int *)data)[0] = scp->curr_curs_attr.flags; 771 ((int *)data)[1] = scp->curr_curs_attr.base; 772 ((int *)data)[2] = scp->curr_curs_attr.height; 773 } else { 774 ((int *)data)[0] = sc->curs_attr.flags; 775 ((int *)data)[1] = sc->curs_attr.base; 776 ((int *)data)[2] = sc->curs_attr.height; 777 } 778 return 0; 779 780 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 781 s = spltty(); 782 sc_change_cursor_shape(scp, ((int *)data)[0], 783 ((int *)data)[1], ((int *)data)[2]); 784 splx(s); 785 return 0; 786 787 case CONS_BELLTYPE: /* set bell type sound/visual */ 788 if ((*(int *)data) & CONS_VISUAL_BELL) 789 sc->flags |= SC_VISUAL_BELL; 790 else 791 sc->flags &= ~SC_VISUAL_BELL; 792 if ((*(int *)data) & CONS_QUIET_BELL) 793 sc->flags |= SC_QUIET_BELL; 794 else 795 sc->flags &= ~SC_QUIET_BELL; 796 return 0; 797 798 case CONS_GETINFO: /* get current (virtual) console info */ 799 { 800 vid_info_t *ptr = (vid_info_t*)data; 801 if (ptr->size == sizeof(struct vid_info)) { 802 ptr->m_num = sc->cur_scp->index; 803 ptr->font_size = scp->font_size; 804 ptr->mv_col = scp->xpos; 805 ptr->mv_row = scp->ypos; 806 ptr->mv_csz = scp->xsize; 807 ptr->mv_rsz = scp->ysize; 808 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 809 /* 810 * The following fields are filled by the terminal emulator. XXX 811 * 812 * ptr->mv_norm.fore 813 * ptr->mv_norm.back 814 * ptr->mv_rev.fore 815 * ptr->mv_rev.back 816 */ 817 ptr->mv_grfc.fore = 0; /* not supported */ 818 ptr->mv_grfc.back = 0; /* not supported */ 819 ptr->mv_ovscan = scp->border; 820 if (scp == sc->cur_scp) 821 save_kbd_state(scp); 822 ptr->mk_keylock = scp->status & LOCK_MASK; 823 return 0; 824 } 825 return EINVAL; 826 } 827 828 case CONS_GETVERS: /* get version number */ 829 *(int*)data = 0x200; /* version 2.0 */ 830 return 0; 831 832 case CONS_IDLE: /* see if the screen has been idle */ 833 /* 834 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 835 * the user process may have been writing something on the 836 * screen and syscons is not aware of it. Declare the screen 837 * is NOT idle if it is in one of these modes. But there is 838 * an exception to it; if a screen saver is running in the 839 * graphics mode in the current screen, we should say that the 840 * screen has been idle. 841 */ 842 *(int *)data = (sc->flags & SC_SCRN_IDLE) 843 && (!ISGRAPHSC(sc->cur_scp) 844 || (sc->cur_scp->status & SAVER_RUNNING)); 845 return 0; 846 847 case CONS_SAVERMODE: /* set saver mode */ 848 switch(*(int *)data) { 849 case CONS_NO_SAVER: 850 case CONS_USR_SAVER: 851 /* if a LKM screen saver is running, stop it first. */ 852 scsplash_stick(FALSE); 853 saver_mode = *(int *)data; 854 s = spltty(); 855 #ifdef DEV_SPLASH 856 if ((error = wait_scrn_saver_stop(NULL))) { 857 splx(s); 858 return error; 859 } 860 #endif 861 run_scrn_saver = TRUE; 862 if (saver_mode == CONS_USR_SAVER) 863 scp->status |= SAVER_RUNNING; 864 else 865 scp->status &= ~SAVER_RUNNING; 866 scsplash_stick(TRUE); 867 splx(s); 868 break; 869 case CONS_LKM_SAVER: 870 s = spltty(); 871 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 872 scp->status &= ~SAVER_RUNNING; 873 saver_mode = *(int *)data; 874 splx(s); 875 break; 876 default: 877 return EINVAL; 878 } 879 return 0; 880 881 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 882 /* 883 * Note that this ioctl does not guarantee the screen saver 884 * actually starts or stops. It merely attempts to do so... 885 */ 886 s = spltty(); 887 run_scrn_saver = (*(int *)data != 0); 888 if (run_scrn_saver) 889 sc->scrn_time_stamp -= scrn_blank_time; 890 splx(s); 891 return 0; 892 893 case CONS_SCRSHOT: /* get a screen shot */ 894 { 895 int retval, hist_rsz; 896 size_t lsize, csize; 897 vm_offset_t frbp, hstp; 898 unsigned lnum; 899 scrshot_t *ptr = (scrshot_t *)data; 900 void *outp = ptr->buf; 901 902 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0) 903 return EINVAL; 904 s = spltty(); 905 if (ISGRAPHSC(scp)) { 906 splx(s); 907 return EOPNOTSUPP; 908 } 909 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 910 if (((u_int)ptr->x + ptr->xsize) > scp->xsize || 911 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 912 splx(s); 913 return EINVAL; 914 } 915 916 lsize = scp->xsize * sizeof(u_int16_t); 917 csize = ptr->xsize * sizeof(u_int16_t); 918 /* Pointer to the last line of framebuffer */ 919 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 920 sizeof(u_int16_t); 921 /* Pointer to the last line of target buffer */ 922 outp = (char *)outp + ptr->ysize * csize; 923 /* Pointer to the last line of history buffer */ 924 if (scp->history != NULL) 925 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 926 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 927 else 928 hstp = 0; 929 930 retval = 0; 931 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 932 if (lnum < scp->ysize) { 933 frbp -= lsize; 934 } else { 935 hstp -= lsize; 936 if (hstp < scp->history->vtb_buffer) 937 hstp += scp->history->vtb_rows * lsize; 938 frbp = hstp; 939 } 940 if (lnum < ptr->y) 941 continue; 942 outp = (char *)outp - csize; 943 retval = copyout((void *)frbp, outp, csize); 944 if (retval != 0) 945 break; 946 } 947 splx(s); 948 return retval; 949 } 950 951 case VT_SETMODE: /* set screen switcher mode */ 952 { 953 struct vt_mode *mode; 954 struct proc *p1; 955 956 mode = (struct vt_mode *)data; 957 DPRINTF(5, ("%s%d: VT_SETMODE ", SC_DRIVER_NAME, sc->unit)); 958 if (scp->smode.mode == VT_PROCESS) { 959 p1 = pfind(scp->pid); 960 if (scp->proc == p1 && scp->proc != td->td_proc) { 961 if (p1) 962 PROC_UNLOCK(p1); 963 DPRINTF(5, ("error EPERM\n")); 964 return EPERM; 965 } 966 if (p1) 967 PROC_UNLOCK(p1); 968 } 969 s = spltty(); 970 if (mode->mode == VT_AUTO) { 971 scp->smode.mode = VT_AUTO; 972 scp->proc = NULL; 973 scp->pid = 0; 974 DPRINTF(5, ("VT_AUTO, ")); 975 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 976 cnavailable(sc_consptr, TRUE); 977 /* were we in the middle of the vty switching process? */ 978 if (finish_vt_rel(scp, TRUE, &s) == 0) 979 DPRINTF(5, ("reset WAIT_REL, ")); 980 if (finish_vt_acq(scp) == 0) 981 DPRINTF(5, ("reset WAIT_ACQ, ")); 982 } else { 983 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 984 || !ISSIGVALID(mode->frsig)) { 985 splx(s); 986 DPRINTF(5, ("error EINVAL\n")); 987 return EINVAL; 988 } 989 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 990 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 991 scp->proc = td->td_proc; 992 scp->pid = scp->proc->p_pid; 993 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 994 cnavailable(sc_consptr, FALSE); 995 } 996 splx(s); 997 DPRINTF(5, ("\n")); 998 return 0; 999 } 1000 1001 case VT_GETMODE: /* get screen switcher mode */ 1002 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 1003 return 0; 1004 1005 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1006 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1007 case _IO('v', 4): 1008 ival = IOCPARM_IVAL(data); 1009 data = (caddr_t)&ival; 1010 /* FALLTHROUGH */ 1011 #endif 1012 case VT_RELDISP: /* screen switcher ioctl */ 1013 s = spltty(); 1014 /* 1015 * This must be the current vty which is in the VT_PROCESS 1016 * switching mode... 1017 */ 1018 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 1019 splx(s); 1020 return EINVAL; 1021 } 1022 /* ...and this process is controlling it. */ 1023 if (scp->proc != td->td_proc) { 1024 splx(s); 1025 return EPERM; 1026 } 1027 error = EINVAL; 1028 switch(*(int *)data) { 1029 case VT_FALSE: /* user refuses to release screen, abort */ 1030 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 1031 DPRINTF(5, ("%s%d: VT_FALSE\n", SC_DRIVER_NAME, sc->unit)); 1032 break; 1033 case VT_TRUE: /* user has released screen, go on */ 1034 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 1035 DPRINTF(5, ("%s%d: VT_TRUE\n", SC_DRIVER_NAME, sc->unit)); 1036 break; 1037 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1038 if ((error = finish_vt_acq(scp)) == 0) 1039 DPRINTF(5, ("%s%d: VT_ACKACQ\n", SC_DRIVER_NAME, sc->unit)); 1040 break; 1041 default: 1042 break; 1043 } 1044 splx(s); 1045 return error; 1046 1047 case VT_OPENQRY: /* return free virtual console */ 1048 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1049 tp = SC_DEV(sc, i); 1050 if (!tty_opened(tp)) { 1051 *(int *)data = i + 1; 1052 return 0; 1053 } 1054 } 1055 return EINVAL; 1056 1057 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1058 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1059 case _IO('v', 5): 1060 ival = IOCPARM_IVAL(data); 1061 data = (caddr_t)&ival; 1062 /* FALLTHROUGH */ 1063 #endif 1064 case VT_ACTIVATE: /* switch to screen *data */ 1065 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1066 s = spltty(); 1067 error = sc_clean_up(sc->cur_scp); 1068 splx(s); 1069 if (error) 1070 return error; 1071 error = sc_switch_scr(sc, i); 1072 return (error); 1073 1074 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1075 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1076 case _IO('v', 6): 1077 ival = IOCPARM_IVAL(data); 1078 data = (caddr_t)&ival; 1079 /* FALLTHROUGH */ 1080 #endif 1081 case VT_WAITACTIVE: /* wait for switch to occur */ 1082 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1083 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1084 return EINVAL; 1085 if (i == sc->cur_scp->index) 1086 return 0; 1087 error = tsleep(VTY_WCHAN(sc, i), (PZERO + 1) | PCATCH, "waitvt", 0); 1088 return error; 1089 1090 case VT_GETACTIVE: /* get active vty # */ 1091 *(int *)data = sc->cur_scp->index + 1; 1092 return 0; 1093 1094 case VT_GETINDEX: /* get this vty # */ 1095 *(int *)data = scp->index + 1; 1096 return 0; 1097 1098 case VT_LOCKSWITCH: /* prevent vty switching */ 1099 if ((*(int *)data) & 0x01) 1100 sc->flags |= SC_SCRN_VTYLOCK; 1101 else 1102 sc->flags &= ~SC_SCRN_VTYLOCK; 1103 return 0; 1104 1105 case KDENABIO: /* allow io operations */ 1106 error = priv_check(td, PRIV_IO); 1107 if (error != 0) 1108 return error; 1109 error = securelevel_gt(td->td_ucred, 0); 1110 if (error != 0) 1111 return error; 1112 #ifdef __i386__ 1113 td->td_frame->tf_eflags |= PSL_IOPL; 1114 #elif defined(__amd64__) 1115 td->td_frame->tf_rflags |= PSL_IOPL; 1116 #endif 1117 return 0; 1118 1119 case KDDISABIO: /* disallow io operations (default) */ 1120 #ifdef __i386__ 1121 td->td_frame->tf_eflags &= ~PSL_IOPL; 1122 #elif defined(__amd64__) 1123 td->td_frame->tf_rflags &= ~PSL_IOPL; 1124 #endif 1125 return 0; 1126 1127 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1128 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1129 case _IO('K', 20): 1130 ival = IOCPARM_IVAL(data); 1131 data = (caddr_t)&ival; 1132 /* FALLTHROUGH */ 1133 #endif 1134 case KDSKBSTATE: /* set keyboard state (locks) */ 1135 if (*(int *)data & ~LOCK_MASK) 1136 return EINVAL; 1137 scp->status &= ~LOCK_MASK; 1138 scp->status |= *(int *)data; 1139 if (scp == sc->cur_scp) 1140 update_kbd_state(scp, scp->status, LOCK_MASK); 1141 return 0; 1142 1143 case KDGKBSTATE: /* get keyboard state (locks) */ 1144 if (scp == sc->cur_scp) 1145 save_kbd_state(scp); 1146 *(int *)data = scp->status & LOCK_MASK; 1147 return 0; 1148 1149 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1150 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1151 error = kbdd_ioctl(sc->kbd, cmd, data); 1152 if (error == ENOIOCTL) 1153 error = ENODEV; 1154 return error; 1155 1156 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1157 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1158 case _IO('K', 67): 1159 ival = IOCPARM_IVAL(data); 1160 data = (caddr_t)&ival; 1161 /* FALLTHROUGH */ 1162 #endif 1163 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1164 if (*(int *)data & ~0x7f) 1165 return EINVAL; 1166 error = kbdd_ioctl(sc->kbd, KDSETRAD, data); 1167 if (error == ENOIOCTL) 1168 error = ENODEV; 1169 return error; 1170 1171 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1172 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1173 case _IO('K', 7): 1174 ival = IOCPARM_IVAL(data); 1175 data = (caddr_t)&ival; 1176 /* FALLTHROUGH */ 1177 #endif 1178 case KDSKBMODE: /* set keyboard mode */ 1179 switch (*(int *)data) { 1180 case K_XLATE: /* switch to XLT ascii mode */ 1181 case K_RAW: /* switch to RAW scancode mode */ 1182 case K_CODE: /* switch to CODE mode */ 1183 scp->kbd_mode = *(int *)data; 1184 if (scp == sc->cur_scp) 1185 kbdd_ioctl(sc->kbd, KDSKBMODE, data); 1186 return 0; 1187 default: 1188 return EINVAL; 1189 } 1190 /* NOT REACHED */ 1191 1192 case KDGKBMODE: /* get keyboard mode */ 1193 *(int *)data = scp->kbd_mode; 1194 return 0; 1195 1196 case KDGKBINFO: 1197 error = kbdd_ioctl(sc->kbd, cmd, data); 1198 if (error == ENOIOCTL) 1199 error = ENODEV; 1200 return error; 1201 1202 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1203 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1204 case _IO('K', 8): 1205 ival = IOCPARM_IVAL(data); 1206 data = (caddr_t)&ival; 1207 /* FALLTHROUGH */ 1208 #endif 1209 case KDMKTONE: /* sound the bell */ 1210 if (*(int*)data) 1211 sc_bell(scp, (*(int*)data)&0xffff, 1212 (((*(int*)data)>>16)&0xffff)*hz/1000); 1213 else 1214 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1215 return 0; 1216 1217 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1218 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1219 case _IO('K', 63): 1220 ival = IOCPARM_IVAL(data); 1221 data = (caddr_t)&ival; 1222 /* FALLTHROUGH */ 1223 #endif 1224 case KIOCSOUND: /* make tone (*data) hz */ 1225 if (scp == sc->cur_scp) { 1226 if (*(int *)data) 1227 return sc_tone(*(int *)data); 1228 else 1229 return sc_tone(0); 1230 } 1231 return 0; 1232 1233 case KDGKBTYPE: /* get keyboard type */ 1234 error = kbdd_ioctl(sc->kbd, cmd, data); 1235 if (error == ENOIOCTL) { 1236 /* always return something? XXX */ 1237 *(int *)data = 0; 1238 } 1239 return 0; 1240 1241 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1242 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1243 case _IO('K', 66): 1244 ival = IOCPARM_IVAL(data); 1245 data = (caddr_t)&ival; 1246 /* FALLTHROUGH */ 1247 #endif 1248 case KDSETLED: /* set keyboard LED status */ 1249 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1250 return EINVAL; 1251 scp->status &= ~LED_MASK; 1252 scp->status |= *(int *)data; 1253 if (scp == sc->cur_scp) 1254 update_kbd_leds(scp, scp->status); 1255 return 0; 1256 1257 case KDGETLED: /* get keyboard LED status */ 1258 if (scp == sc->cur_scp) 1259 save_kbd_state(scp); 1260 *(int *)data = scp->status & LED_MASK; 1261 return 0; 1262 1263 case KBADDKBD: /* add/remove keyboard to/from mux */ 1264 case KBRELKBD: 1265 error = kbdd_ioctl(sc->kbd, cmd, data); 1266 if (error == ENOIOCTL) 1267 error = ENODEV; 1268 return error; 1269 1270 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1271 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1272 case _IO('c', 110): 1273 ival = IOCPARM_IVAL(data); 1274 data = (caddr_t)&ival; 1275 /* FALLTHROUGH */ 1276 #endif 1277 case CONS_SETKBD: /* set the new keyboard */ 1278 { 1279 keyboard_t *newkbd; 1280 1281 s = spltty(); 1282 newkbd = kbd_get_keyboard(*(int *)data); 1283 if (newkbd == NULL) { 1284 splx(s); 1285 return EINVAL; 1286 } 1287 error = 0; 1288 if (sc->kbd != newkbd) { 1289 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1290 (void *)&sc->keyboard, sckbdevent, sc); 1291 /* i == newkbd->kb_index */ 1292 if (i >= 0) { 1293 if (sc->kbd != NULL) { 1294 save_kbd_state(sc->cur_scp); 1295 kbd_release(sc->kbd, (void *)&sc->keyboard); 1296 } 1297 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1298 sc->keyboard = i; 1299 kbdd_ioctl(sc->kbd, KDSKBMODE, 1300 (caddr_t)&sc->cur_scp->kbd_mode); 1301 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1302 LOCK_MASK); 1303 } else { 1304 error = EPERM; /* XXX */ 1305 } 1306 } 1307 splx(s); 1308 return error; 1309 } 1310 1311 case CONS_RELKBD: /* release the current keyboard */ 1312 s = spltty(); 1313 error = 0; 1314 if (sc->kbd != NULL) { 1315 save_kbd_state(sc->cur_scp); 1316 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1317 if (error == 0) { 1318 sc->kbd = NULL; 1319 sc->keyboard = -1; 1320 } 1321 } 1322 splx(s); 1323 return error; 1324 1325 case CONS_GETTERM: /* get the current terminal emulator info */ 1326 { 1327 sc_term_sw_t *sw; 1328 1329 if (((term_info_t *)data)->ti_index == 0) { 1330 sw = scp->tsw; 1331 } else { 1332 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1333 } 1334 if (sw != NULL) { 1335 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1336 sizeof(((term_info_t *)data)->ti_name)); 1337 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1338 sizeof(((term_info_t *)data)->ti_desc)); 1339 ((term_info_t *)data)->ti_flags = 0; 1340 return 0; 1341 } else { 1342 ((term_info_t *)data)->ti_name[0] = '\0'; 1343 ((term_info_t *)data)->ti_desc[0] = '\0'; 1344 ((term_info_t *)data)->ti_flags = 0; 1345 return EINVAL; 1346 } 1347 } 1348 1349 case CONS_SETTERM: /* set the current terminal emulator */ 1350 s = spltty(); 1351 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1352 /* FIXME: what if scp == sc_console! XXX */ 1353 splx(s); 1354 return error; 1355 1356 case GIO_SCRNMAP: /* get output translation table */ 1357 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1358 return 0; 1359 1360 case PIO_SCRNMAP: /* set output translation table */ 1361 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1362 for (i=0; i<sizeof(sc->scr_map); i++) { 1363 sc->scr_rmap[sc->scr_map[i]] = i; 1364 } 1365 return 0; 1366 1367 case GIO_KEYMAP: /* get keyboard translation table */ 1368 case PIO_KEYMAP: /* set keyboard translation table */ 1369 case GIO_DEADKEYMAP: /* get accent key translation table */ 1370 case PIO_DEADKEYMAP: /* set accent key translation table */ 1371 case GETFKEY: /* get function key string */ 1372 case SETFKEY: /* set function key string */ 1373 error = kbdd_ioctl(sc->kbd, cmd, data); 1374 if (error == ENOIOCTL) 1375 error = ENODEV; 1376 return error; 1377 1378 #ifndef SC_NO_FONT_LOADING 1379 1380 case PIO_FONT8x8: /* set 8x8 dot font */ 1381 if (!ISFONTAVAIL(sc->adp->va_flags)) 1382 return ENXIO; 1383 bcopy(data, sc->font_8, 8*256); 1384 sc->fonts_loaded |= FONT_8; 1385 /* 1386 * FONT KLUDGE 1387 * Always use the font page #0. XXX 1388 * Don't load if the current font size is not 8x8. 1389 */ 1390 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1391 sc_load_font(sc->cur_scp, 0, 8, 8, sc->font_8, 0, 256); 1392 return 0; 1393 1394 case GIO_FONT8x8: /* get 8x8 dot font */ 1395 if (!ISFONTAVAIL(sc->adp->va_flags)) 1396 return ENXIO; 1397 if (sc->fonts_loaded & FONT_8) { 1398 bcopy(sc->font_8, data, 8*256); 1399 return 0; 1400 } 1401 else 1402 return ENXIO; 1403 1404 case PIO_FONT8x14: /* set 8x14 dot font */ 1405 if (!ISFONTAVAIL(sc->adp->va_flags)) 1406 return ENXIO; 1407 bcopy(data, sc->font_14, 14*256); 1408 sc->fonts_loaded |= FONT_14; 1409 /* 1410 * FONT KLUDGE 1411 * Always use the font page #0. XXX 1412 * Don't load if the current font size is not 8x14. 1413 */ 1414 if (ISTEXTSC(sc->cur_scp) 1415 && (sc->cur_scp->font_size >= 14) 1416 && (sc->cur_scp->font_size < 16)) 1417 sc_load_font(sc->cur_scp, 0, 14, 8, sc->font_14, 0, 256); 1418 return 0; 1419 1420 case GIO_FONT8x14: /* get 8x14 dot font */ 1421 if (!ISFONTAVAIL(sc->adp->va_flags)) 1422 return ENXIO; 1423 if (sc->fonts_loaded & FONT_14) { 1424 bcopy(sc->font_14, data, 14*256); 1425 return 0; 1426 } 1427 else 1428 return ENXIO; 1429 1430 case PIO_FONT8x16: /* set 8x16 dot font */ 1431 if (!ISFONTAVAIL(sc->adp->va_flags)) 1432 return ENXIO; 1433 bcopy(data, sc->font_16, 16*256); 1434 sc->fonts_loaded |= FONT_16; 1435 /* 1436 * FONT KLUDGE 1437 * Always use the font page #0. XXX 1438 * Don't load if the current font size is not 8x16. 1439 */ 1440 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1441 sc_load_font(sc->cur_scp, 0, 16, 8, sc->font_16, 0, 256); 1442 return 0; 1443 1444 case GIO_FONT8x16: /* get 8x16 dot font */ 1445 if (!ISFONTAVAIL(sc->adp->va_flags)) 1446 return ENXIO; 1447 if (sc->fonts_loaded & FONT_16) { 1448 bcopy(sc->font_16, data, 16*256); 1449 return 0; 1450 } 1451 else 1452 return ENXIO; 1453 1454 #endif /* SC_NO_FONT_LOADING */ 1455 1456 default: 1457 break; 1458 } 1459 1460 return (ENOIOCTL); 1461 } 1462 1463 static int 1464 consolectl_ioctl(struct cdev *dev, u_long cmd, caddr_t data, int fflag, 1465 struct thread *td) 1466 { 1467 1468 return sctty_ioctl(dev->si_drv1, cmd, data, td); 1469 } 1470 1471 static void 1472 sc_cnprobe(struct consdev *cp) 1473 { 1474 int unit; 1475 int flags; 1476 1477 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1478 1479 /* a video card is always required */ 1480 if (!scvidprobe(unit, flags, TRUE)) 1481 cp->cn_pri = CN_DEAD; 1482 1483 /* syscons will become console even when there is no keyboard */ 1484 sckbdprobe(unit, flags, TRUE); 1485 1486 if (cp->cn_pri == CN_DEAD) 1487 return; 1488 1489 /* initialize required fields */ 1490 strcpy(cp->cn_name, "ttyv0"); 1491 } 1492 1493 static void 1494 sc_cninit(struct consdev *cp) 1495 { 1496 int unit; 1497 int flags; 1498 1499 sc_get_cons_priority(&unit, &flags); 1500 scinit(unit, flags | SC_KERNEL_CONSOLE); 1501 sc_console_unit = unit; 1502 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1503 sc_consptr = cp; 1504 } 1505 1506 static void 1507 sc_cnterm(struct consdev *cp) 1508 { 1509 /* we are not the kernel console any more, release everything */ 1510 1511 if (sc_console_unit < 0) 1512 return; /* shouldn't happen */ 1513 1514 #if 0 /* XXX */ 1515 sc_clear_screen(sc_console); 1516 sccnupdate(sc_console); 1517 #endif 1518 1519 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1520 sc_console_unit = -1; 1521 sc_console = NULL; 1522 } 1523 1524 static void 1525 sc_cnputc(struct consdev *cd, int c) 1526 { 1527 u_char buf[1]; 1528 scr_stat *scp = sc_console; 1529 #ifndef SC_NO_HISTORY 1530 #if 0 1531 struct tty *tp; 1532 #endif 1533 #endif /* !SC_NO_HISTORY */ 1534 int s; 1535 1536 /* assert(sc_console != NULL) */ 1537 1538 #ifndef SC_NO_HISTORY 1539 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1540 scp->status &= ~SLKED; 1541 update_kbd_state(scp, scp->status, SLKED); 1542 if (scp->status & BUFFER_SAVED) { 1543 if (!sc_hist_restore(scp)) 1544 sc_remove_cutmarking(scp); 1545 scp->status &= ~BUFFER_SAVED; 1546 scp->status |= CURSOR_ENABLED; 1547 sc_draw_cursor_image(scp); 1548 } 1549 #if 0 1550 /* 1551 * XXX: Now that TTY's have their own locks, we cannot process 1552 * any data after disabling scroll lock. cnputs already holds a 1553 * spinlock. 1554 */ 1555 tp = SC_DEV(scp->sc, scp->index); 1556 tty_lock(tp); 1557 if (tty_opened(tp)) 1558 sctty_outwakeup(tp); 1559 tty_unlock(tp); 1560 #endif 1561 } 1562 #endif /* !SC_NO_HISTORY */ 1563 1564 buf[0] = c; 1565 sc_puts(scp, buf, 1, 1); 1566 1567 s = spltty(); /* block sckbdevent and scrn_timer */ 1568 sccnupdate(scp); 1569 splx(s); 1570 } 1571 1572 static int 1573 sc_cngetc(struct consdev *cd) 1574 { 1575 static struct fkeytab fkey; 1576 static int fkeycp; 1577 scr_stat *scp; 1578 const u_char *p; 1579 int cur_mode; 1580 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1581 int c; 1582 1583 /* assert(sc_console != NULL) */ 1584 1585 /* 1586 * Stop the screen saver and update the screen if necessary. 1587 * What if we have been running in the screen saver code... XXX 1588 */ 1589 sc_touch_scrn_saver(); 1590 scp = sc_console->sc->cur_scp; /* XXX */ 1591 sccnupdate(scp); 1592 1593 if (fkeycp < fkey.len) { 1594 splx(s); 1595 return fkey.str[fkeycp++]; 1596 } 1597 1598 if (scp->sc->kbd == NULL) { 1599 splx(s); 1600 return -1; 1601 } 1602 1603 /* 1604 * Make sure the keyboard is accessible even when the kbd device 1605 * driver is disabled. 1606 */ 1607 kbdd_enable(scp->sc->kbd); 1608 1609 /* we shall always use the keyboard in the XLATE mode here */ 1610 cur_mode = scp->kbd_mode; 1611 scp->kbd_mode = K_XLATE; 1612 kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1613 1614 kbdd_poll(scp->sc->kbd, TRUE); 1615 c = scgetc(scp->sc, SCGETC_CN | SCGETC_NONBLOCK); 1616 kbdd_poll(scp->sc->kbd, FALSE); 1617 1618 scp->kbd_mode = cur_mode; 1619 kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1620 kbdd_disable(scp->sc->kbd); 1621 splx(s); 1622 1623 switch (KEYFLAGS(c)) { 1624 case 0: /* normal char */ 1625 return KEYCHAR(c); 1626 case FKEY: /* function key */ 1627 p = (*scp->tsw->te_fkeystr)(scp, c); 1628 if (p != NULL) { 1629 fkey.len = strlen(p); 1630 bcopy(p, fkey.str, fkey.len); 1631 fkeycp = 1; 1632 return fkey.str[0]; 1633 } 1634 p = kbdd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1635 fkey.len = fkeycp; 1636 if ((p != NULL) && (fkey.len > 0)) { 1637 bcopy(p, fkey.str, fkey.len); 1638 fkeycp = 1; 1639 return fkey.str[0]; 1640 } 1641 return c; /* XXX */ 1642 case NOKEY: 1643 case ERRKEY: 1644 default: 1645 return -1; 1646 } 1647 /* NOT REACHED */ 1648 } 1649 1650 static void 1651 sccnupdate(scr_stat *scp) 1652 { 1653 /* this is a cut-down version of scrn_timer()... */ 1654 1655 if (scp->sc->font_loading_in_progress) 1656 return; 1657 1658 if (debugger > 0 || panicstr || shutdown_in_progress) { 1659 sc_touch_scrn_saver(); 1660 } else if (scp != scp->sc->cur_scp) { 1661 return; 1662 } 1663 1664 if (!run_scrn_saver) 1665 scp->sc->flags &= ~SC_SCRN_IDLE; 1666 #ifdef DEV_SPLASH 1667 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1668 if (scp->sc->flags & SC_SCRN_BLANKED) 1669 stop_scrn_saver(scp->sc, current_saver); 1670 #endif 1671 1672 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1673 || scp->sc->switch_in_progress) 1674 return; 1675 /* 1676 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1677 * when write_in_progress is non-zero. XXX 1678 */ 1679 1680 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1681 scrn_update(scp, TRUE); 1682 } 1683 1684 static void 1685 scrn_timer(void *arg) 1686 { 1687 #ifndef PC98 1688 static int kbd_interval = 0; 1689 #endif 1690 struct timeval tv; 1691 sc_softc_t *sc; 1692 scr_stat *scp; 1693 int again; 1694 int s; 1695 1696 again = (arg != NULL); 1697 if (arg != NULL) 1698 sc = (sc_softc_t *)arg; 1699 else if (sc_console != NULL) 1700 sc = sc_console->sc; 1701 else 1702 return; 1703 1704 /* don't do anything when we are performing some I/O operations */ 1705 if (sc->font_loading_in_progress) { 1706 if (again) 1707 timeout(scrn_timer, sc, hz / 10); 1708 return; 1709 } 1710 s = spltty(); 1711 1712 #ifndef PC98 1713 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1714 /* try to allocate a keyboard automatically */ 1715 if (++kbd_interval >= 25) { 1716 sc->keyboard = sc_allocate_keyboard(sc, -1); 1717 if (sc->keyboard >= 0) { 1718 sc->kbd = kbd_get_keyboard(sc->keyboard); 1719 kbdd_ioctl(sc->kbd, KDSKBMODE, 1720 (caddr_t)&sc->cur_scp->kbd_mode); 1721 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1722 LOCK_MASK); 1723 } 1724 kbd_interval = 0; 1725 } 1726 } 1727 #endif /* PC98 */ 1728 1729 /* find the vty to update */ 1730 scp = sc->cur_scp; 1731 1732 /* should we stop the screen saver? */ 1733 getmicrouptime(&tv); 1734 if (debugger > 0 || panicstr || shutdown_in_progress) 1735 sc_touch_scrn_saver(); 1736 if (run_scrn_saver) { 1737 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1738 sc->flags |= SC_SCRN_IDLE; 1739 else 1740 sc->flags &= ~SC_SCRN_IDLE; 1741 } else { 1742 sc->scrn_time_stamp = tv.tv_sec; 1743 sc->flags &= ~SC_SCRN_IDLE; 1744 if (scrn_blank_time > 0) 1745 run_scrn_saver = TRUE; 1746 } 1747 #ifdef DEV_SPLASH 1748 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1749 if (sc->flags & SC_SCRN_BLANKED) 1750 stop_scrn_saver(sc, current_saver); 1751 #endif 1752 1753 /* should we just return ? */ 1754 if (sc->blink_in_progress || sc->switch_in_progress 1755 || sc->write_in_progress) { 1756 if (again) 1757 timeout(scrn_timer, sc, hz / 10); 1758 splx(s); 1759 return; 1760 } 1761 1762 /* Update the screen */ 1763 scp = sc->cur_scp; /* cur_scp may have changed... */ 1764 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1765 scrn_update(scp, TRUE); 1766 1767 #ifdef DEV_SPLASH 1768 /* should we activate the screen saver? */ 1769 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1770 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1771 (*current_saver)(sc, TRUE); 1772 #endif 1773 1774 if (again) 1775 timeout(scrn_timer, sc, hz / 25); 1776 splx(s); 1777 } 1778 1779 static int 1780 and_region(int *s1, int *e1, int s2, int e2) 1781 { 1782 if (*e1 < s2 || e2 < *s1) 1783 return FALSE; 1784 *s1 = imax(*s1, s2); 1785 *e1 = imin(*e1, e2); 1786 return TRUE; 1787 } 1788 1789 static void 1790 scrn_update(scr_stat *scp, int show_cursor) 1791 { 1792 int start; 1793 int end; 1794 int s; 1795 int e; 1796 1797 /* assert(scp == scp->sc->cur_scp) */ 1798 1799 SC_VIDEO_LOCK(scp->sc); 1800 1801 #ifndef SC_NO_CUTPASTE 1802 /* remove the previous mouse pointer image if necessary */ 1803 if (scp->status & MOUSE_VISIBLE) { 1804 s = scp->mouse_pos; 1805 e = scp->mouse_pos + scp->xsize + 1; 1806 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1807 || and_region(&s, &e, scp->start, scp->end) 1808 || ((scp->status & CURSOR_ENABLED) && 1809 (scp->cursor_pos != scp->cursor_oldpos) && 1810 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1811 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1812 sc_remove_mouse_image(scp); 1813 if (scp->end >= scp->xsize*scp->ysize) 1814 scp->end = scp->xsize*scp->ysize - 1; 1815 } 1816 } 1817 #endif /* !SC_NO_CUTPASTE */ 1818 1819 #if 1 1820 /* debug: XXX */ 1821 if (scp->end >= scp->xsize*scp->ysize) { 1822 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1823 scp->end = scp->xsize*scp->ysize - 1; 1824 } 1825 if (scp->start < 0) { 1826 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1827 scp->start = 0; 1828 } 1829 #endif 1830 1831 /* update screen image */ 1832 if (scp->start <= scp->end) { 1833 if (scp->mouse_cut_end >= 0) { 1834 /* there is a marked region for cut & paste */ 1835 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1836 start = scp->mouse_cut_start; 1837 end = scp->mouse_cut_end; 1838 } else { 1839 start = scp->mouse_cut_end; 1840 end = scp->mouse_cut_start - 1; 1841 } 1842 s = start; 1843 e = end; 1844 /* does the cut-mark region overlap with the update region? */ 1845 if (and_region(&s, &e, scp->start, scp->end)) { 1846 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1847 s = 0; 1848 e = start - 1; 1849 if (and_region(&s, &e, scp->start, scp->end)) 1850 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1851 s = end + 1; 1852 e = scp->xsize*scp->ysize - 1; 1853 if (and_region(&s, &e, scp->start, scp->end)) 1854 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1855 } else { 1856 (*scp->rndr->draw)(scp, scp->start, 1857 scp->end - scp->start + 1, FALSE); 1858 } 1859 } else { 1860 (*scp->rndr->draw)(scp, scp->start, 1861 scp->end - scp->start + 1, FALSE); 1862 } 1863 } 1864 1865 /* we are not to show the cursor and the mouse pointer... */ 1866 if (!show_cursor) { 1867 scp->end = 0; 1868 scp->start = scp->xsize*scp->ysize - 1; 1869 SC_VIDEO_UNLOCK(scp->sc); 1870 return; 1871 } 1872 1873 /* update cursor image */ 1874 if (scp->status & CURSOR_ENABLED) { 1875 s = scp->start; 1876 e = scp->end; 1877 /* did cursor move since last time ? */ 1878 if (scp->cursor_pos != scp->cursor_oldpos) { 1879 /* do we need to remove old cursor image ? */ 1880 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1881 sc_remove_cursor_image(scp); 1882 sc_draw_cursor_image(scp); 1883 } else { 1884 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1885 /* cursor didn't move, but has been overwritten */ 1886 sc_draw_cursor_image(scp); 1887 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1888 /* if it's a blinking cursor, update it */ 1889 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1890 sc_inside_cutmark(scp, 1891 scp->cursor_pos)); 1892 } 1893 } 1894 1895 #ifndef SC_NO_CUTPASTE 1896 /* update "pseudo" mouse pointer image */ 1897 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1898 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1899 scp->status &= ~MOUSE_MOVED; 1900 sc_draw_mouse_image(scp); 1901 } 1902 } 1903 #endif /* SC_NO_CUTPASTE */ 1904 1905 scp->end = 0; 1906 scp->start = scp->xsize*scp->ysize - 1; 1907 1908 SC_VIDEO_UNLOCK(scp->sc); 1909 } 1910 1911 #ifdef DEV_SPLASH 1912 static int 1913 scsplash_callback(int event, void *arg) 1914 { 1915 sc_softc_t *sc; 1916 int error; 1917 1918 sc = (sc_softc_t *)arg; 1919 1920 switch (event) { 1921 case SPLASH_INIT: 1922 if (add_scrn_saver(scsplash_saver) == 0) { 1923 sc->flags &= ~SC_SAVER_FAILED; 1924 run_scrn_saver = TRUE; 1925 if (cold && !(boothowto & RB_VERBOSE)) { 1926 scsplash_stick(TRUE); 1927 (*current_saver)(sc, TRUE); 1928 } 1929 } 1930 return 0; 1931 1932 case SPLASH_TERM: 1933 if (current_saver == scsplash_saver) { 1934 scsplash_stick(FALSE); 1935 error = remove_scrn_saver(scsplash_saver); 1936 if (error) 1937 return error; 1938 } 1939 return 0; 1940 1941 default: 1942 return EINVAL; 1943 } 1944 } 1945 1946 static void 1947 scsplash_saver(sc_softc_t *sc, int show) 1948 { 1949 static int busy = FALSE; 1950 scr_stat *scp; 1951 1952 if (busy) 1953 return; 1954 busy = TRUE; 1955 1956 scp = sc->cur_scp; 1957 if (show) { 1958 if (!(sc->flags & SC_SAVER_FAILED)) { 1959 if (!(sc->flags & SC_SCRN_BLANKED)) 1960 set_scrn_saver_mode(scp, -1, NULL, 0); 1961 switch (splash(sc->adp, TRUE)) { 1962 case 0: /* succeeded */ 1963 break; 1964 case EAGAIN: /* try later */ 1965 restore_scrn_saver_mode(scp, FALSE); 1966 sc_touch_scrn_saver(); /* XXX */ 1967 break; 1968 default: 1969 sc->flags |= SC_SAVER_FAILED; 1970 scsplash_stick(FALSE); 1971 restore_scrn_saver_mode(scp, TRUE); 1972 printf("scsplash_saver(): failed to put up the image\n"); 1973 break; 1974 } 1975 } 1976 } else if (!sticky_splash) { 1977 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1978 restore_scrn_saver_mode(scp, TRUE); 1979 } 1980 busy = FALSE; 1981 } 1982 1983 static int 1984 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1985 { 1986 #if 0 1987 int error; 1988 1989 if (current_saver != none_saver) { 1990 error = remove_scrn_saver(current_saver); 1991 if (error) 1992 return error; 1993 } 1994 #endif 1995 if (current_saver != none_saver) 1996 return EBUSY; 1997 1998 run_scrn_saver = FALSE; 1999 saver_mode = CONS_LKM_SAVER; 2000 current_saver = this_saver; 2001 return 0; 2002 } 2003 2004 static int 2005 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 2006 { 2007 if (current_saver != this_saver) 2008 return EINVAL; 2009 2010 #if 0 2011 /* 2012 * In order to prevent `current_saver' from being called by 2013 * the timeout routine `scrn_timer()' while we manipulate 2014 * the saver list, we shall set `current_saver' to `none_saver' 2015 * before stopping the current saver, rather than blocking by `splXX()'. 2016 */ 2017 current_saver = none_saver; 2018 if (scrn_blanked) 2019 stop_scrn_saver(this_saver); 2020 #endif 2021 2022 /* unblank all blanked screens */ 2023 wait_scrn_saver_stop(NULL); 2024 if (scrn_blanked) 2025 return EBUSY; 2026 2027 current_saver = none_saver; 2028 return 0; 2029 } 2030 2031 static int 2032 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2033 { 2034 int s; 2035 2036 /* assert(scp == scp->sc->cur_scp) */ 2037 s = spltty(); 2038 if (!ISGRAPHSC(scp)) 2039 sc_remove_cursor_image(scp); 2040 scp->splash_save_mode = scp->mode; 2041 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2042 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2043 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2044 scp->sc->flags |= SC_SCRN_BLANKED; 2045 ++scrn_blanked; 2046 splx(s); 2047 if (mode < 0) 2048 return 0; 2049 scp->mode = mode; 2050 if (set_mode(scp) == 0) { 2051 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2052 scp->status |= GRAPHICS_MODE; 2053 #ifndef SC_NO_PALETTE_LOADING 2054 if (pal != NULL) 2055 vidd_load_palette(scp->sc->adp, pal); 2056 #endif 2057 sc_set_border(scp, border); 2058 return 0; 2059 } else { 2060 s = spltty(); 2061 scp->mode = scp->splash_save_mode; 2062 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2063 scp->status |= scp->splash_save_status; 2064 splx(s); 2065 return 1; 2066 } 2067 } 2068 2069 static int 2070 restore_scrn_saver_mode(scr_stat *scp, int changemode) 2071 { 2072 int mode; 2073 int status; 2074 int s; 2075 2076 /* assert(scp == scp->sc->cur_scp) */ 2077 s = spltty(); 2078 mode = scp->mode; 2079 status = scp->status; 2080 scp->mode = scp->splash_save_mode; 2081 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2082 scp->status |= scp->splash_save_status; 2083 scp->sc->flags &= ~SC_SCRN_BLANKED; 2084 if (!changemode) { 2085 if (!ISGRAPHSC(scp)) 2086 sc_draw_cursor_image(scp); 2087 --scrn_blanked; 2088 splx(s); 2089 return 0; 2090 } 2091 if (set_mode(scp) == 0) { 2092 #ifndef SC_NO_PALETTE_LOADING 2093 vidd_load_palette(scp->sc->adp, scp->sc->palette); 2094 #endif 2095 --scrn_blanked; 2096 splx(s); 2097 return 0; 2098 } else { 2099 scp->mode = mode; 2100 scp->status = status; 2101 splx(s); 2102 return 1; 2103 } 2104 } 2105 2106 static void 2107 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2108 { 2109 (*saver)(sc, FALSE); 2110 run_scrn_saver = FALSE; 2111 /* the screen saver may have chosen not to stop after all... */ 2112 if (sc->flags & SC_SCRN_BLANKED) 2113 return; 2114 2115 mark_all(sc->cur_scp); 2116 if (sc->delayed_next_scr) 2117 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2118 if (debugger == 0) 2119 wakeup(&scrn_blanked); 2120 } 2121 2122 static int 2123 wait_scrn_saver_stop(sc_softc_t *sc) 2124 { 2125 int error = 0; 2126 2127 while (scrn_blanked > 0) { 2128 run_scrn_saver = FALSE; 2129 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2130 error = 0; 2131 break; 2132 } 2133 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2134 if ((error != 0) && (error != ERESTART)) 2135 break; 2136 } 2137 run_scrn_saver = FALSE; 2138 return error; 2139 } 2140 #endif /* DEV_SPLASH */ 2141 2142 void 2143 sc_touch_scrn_saver(void) 2144 { 2145 scsplash_stick(FALSE); 2146 run_scrn_saver = FALSE; 2147 } 2148 2149 int 2150 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2151 { 2152 scr_stat *cur_scp; 2153 struct tty *tp; 2154 struct proc *p; 2155 int s; 2156 2157 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2158 2159 if (sc->cur_scp == NULL) 2160 return (0); 2161 2162 /* prevent switch if previously requested */ 2163 if (sc->flags & SC_SCRN_VTYLOCK) { 2164 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2165 sc->cur_scp->bell_duration); 2166 return EPERM; 2167 } 2168 2169 /* delay switch if the screen is blanked or being updated */ 2170 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2171 || sc->blink_in_progress) { 2172 sc->delayed_next_scr = next_scr + 1; 2173 sc_touch_scrn_saver(); 2174 DPRINTF(5, ("switch delayed\n")); 2175 return 0; 2176 } 2177 sc->delayed_next_scr = 0; 2178 2179 s = spltty(); 2180 cur_scp = sc->cur_scp; 2181 2182 /* we are in the middle of the vty switching process... */ 2183 if (sc->switch_in_progress 2184 && (cur_scp->smode.mode == VT_PROCESS) 2185 && cur_scp->proc) { 2186 p = pfind(cur_scp->pid); 2187 if (cur_scp->proc != p) { 2188 if (p) 2189 PROC_UNLOCK(p); 2190 /* 2191 * The controlling process has died!!. Do some clean up. 2192 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2193 * are not reset here yet; they will be cleared later. 2194 */ 2195 DPRINTF(5, ("cur_scp controlling process %d died, ", 2196 cur_scp->pid)); 2197 if (cur_scp->status & SWITCH_WAIT_REL) { 2198 /* 2199 * Force the previous switch to finish, but return now 2200 * with error. 2201 */ 2202 DPRINTF(5, ("reset WAIT_REL, ")); 2203 finish_vt_rel(cur_scp, TRUE, &s); 2204 splx(s); 2205 DPRINTF(5, ("finishing previous switch\n")); 2206 return EINVAL; 2207 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2208 /* let's assume screen switch has been completed. */ 2209 DPRINTF(5, ("reset WAIT_ACQ, ")); 2210 finish_vt_acq(cur_scp); 2211 } else { 2212 /* 2213 * We are in between screen release and acquisition, and 2214 * reached here via scgetc() or scrn_timer() which has 2215 * interrupted exchange_scr(). Don't do anything stupid. 2216 */ 2217 DPRINTF(5, ("waiting nothing, ")); 2218 } 2219 } else { 2220 if (p) 2221 PROC_UNLOCK(p); 2222 /* 2223 * The controlling process is alive, but not responding... 2224 * It is either buggy or it may be just taking time. 2225 * The following code is a gross kludge to cope with this 2226 * problem for which there is no clean solution. XXX 2227 */ 2228 if (cur_scp->status & SWITCH_WAIT_REL) { 2229 switch (sc->switch_in_progress++) { 2230 case 1: 2231 break; 2232 case 2: 2233 DPRINTF(5, ("sending relsig again, ")); 2234 signal_vt_rel(cur_scp); 2235 break; 2236 case 3: 2237 break; 2238 case 4: 2239 default: 2240 /* 2241 * Act as if the controlling program returned 2242 * VT_FALSE. 2243 */ 2244 DPRINTF(5, ("force reset WAIT_REL, ")); 2245 finish_vt_rel(cur_scp, FALSE, &s); 2246 splx(s); 2247 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2248 return EINVAL; 2249 } 2250 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2251 switch (sc->switch_in_progress++) { 2252 case 1: 2253 break; 2254 case 2: 2255 DPRINTF(5, ("sending acqsig again, ")); 2256 signal_vt_acq(cur_scp); 2257 break; 2258 case 3: 2259 break; 2260 case 4: 2261 default: 2262 /* clear the flag and finish the previous switch */ 2263 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2264 finish_vt_acq(cur_scp); 2265 break; 2266 } 2267 } 2268 } 2269 } 2270 2271 /* 2272 * Return error if an invalid argument is given, or vty switch 2273 * is still in progress. 2274 */ 2275 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2276 || sc->switch_in_progress) { 2277 splx(s); 2278 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2279 DPRINTF(5, ("error 1\n")); 2280 return EINVAL; 2281 } 2282 2283 /* 2284 * Don't allow switching away from the graphics mode vty 2285 * if the switch mode is VT_AUTO, unless the next vty is the same 2286 * as the current or the current vty has been closed (but showing). 2287 */ 2288 tp = SC_DEV(sc, cur_scp->index); 2289 if ((cur_scp->index != next_scr) 2290 && tty_opened(tp) 2291 && (cur_scp->smode.mode == VT_AUTO) 2292 && ISGRAPHSC(cur_scp)) { 2293 splx(s); 2294 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2295 DPRINTF(5, ("error, graphics mode\n")); 2296 return EINVAL; 2297 } 2298 2299 /* 2300 * Is the wanted vty open? Don't allow switching to a closed vty. 2301 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2302 * Note that we always allow the user to switch to the kernel 2303 * console even if it is closed. 2304 */ 2305 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2306 tp = SC_DEV(sc, next_scr); 2307 if (!tty_opened(tp)) { 2308 splx(s); 2309 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2310 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2311 return EINVAL; 2312 } 2313 if ((debugger > 0) && (SC_STAT(tp)->smode.mode == VT_PROCESS)) { 2314 splx(s); 2315 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2316 return EINVAL; 2317 } 2318 } 2319 2320 /* this is the start of vty switching process... */ 2321 ++sc->switch_in_progress; 2322 sc->old_scp = cur_scp; 2323 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2324 if (sc->new_scp == sc->old_scp) { 2325 sc->switch_in_progress = 0; 2326 /* 2327 * XXX wakeup() locks the scheduler lock which will hang if 2328 * the lock is in an in-between state, e.g., when we stop at 2329 * a breakpoint at fork_exit. It has always been wrong to call 2330 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2331 * is supposed to be locked by splhigh(), but the debugger may 2332 * be invoked at splhigh(). 2333 */ 2334 if (debugger == 0) 2335 wakeup(VTY_WCHAN(sc,next_scr)); 2336 splx(s); 2337 DPRINTF(5, ("switch done (new == old)\n")); 2338 return 0; 2339 } 2340 2341 /* has controlling process died? */ 2342 vt_proc_alive(sc->old_scp); 2343 vt_proc_alive(sc->new_scp); 2344 2345 /* wait for the controlling process to release the screen, if necessary */ 2346 if (signal_vt_rel(sc->old_scp)) { 2347 splx(s); 2348 return 0; 2349 } 2350 2351 /* go set up the new vty screen */ 2352 splx(s); 2353 exchange_scr(sc); 2354 s = spltty(); 2355 2356 /* wake up processes waiting for this vty */ 2357 if (debugger == 0) 2358 wakeup(VTY_WCHAN(sc,next_scr)); 2359 2360 /* wait for the controlling process to acknowledge, if necessary */ 2361 if (signal_vt_acq(sc->cur_scp)) { 2362 splx(s); 2363 return 0; 2364 } 2365 2366 sc->switch_in_progress = 0; 2367 if (sc->unit == sc_console_unit) 2368 cnavailable(sc_consptr, TRUE); 2369 splx(s); 2370 DPRINTF(5, ("switch done\n")); 2371 2372 return 0; 2373 } 2374 2375 static int 2376 do_switch_scr(sc_softc_t *sc, int s) 2377 { 2378 vt_proc_alive(sc->new_scp); 2379 2380 splx(s); 2381 exchange_scr(sc); 2382 s = spltty(); 2383 /* sc->cur_scp == sc->new_scp */ 2384 wakeup(VTY_WCHAN(sc,sc->cur_scp->index)); 2385 2386 /* wait for the controlling process to acknowledge, if necessary */ 2387 if (!signal_vt_acq(sc->cur_scp)) { 2388 sc->switch_in_progress = 0; 2389 if (sc->unit == sc_console_unit) 2390 cnavailable(sc_consptr, TRUE); 2391 } 2392 2393 return s; 2394 } 2395 2396 static int 2397 vt_proc_alive(scr_stat *scp) 2398 { 2399 struct proc *p; 2400 2401 if (scp->proc) { 2402 if ((p = pfind(scp->pid)) != NULL) 2403 PROC_UNLOCK(p); 2404 if (scp->proc == p) 2405 return TRUE; 2406 scp->proc = NULL; 2407 scp->smode.mode = VT_AUTO; 2408 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2409 } 2410 return FALSE; 2411 } 2412 2413 static int 2414 signal_vt_rel(scr_stat *scp) 2415 { 2416 if (scp->smode.mode != VT_PROCESS) 2417 return FALSE; 2418 scp->status |= SWITCH_WAIT_REL; 2419 PROC_LOCK(scp->proc); 2420 psignal(scp->proc, scp->smode.relsig); 2421 PROC_UNLOCK(scp->proc); 2422 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2423 return TRUE; 2424 } 2425 2426 static int 2427 signal_vt_acq(scr_stat *scp) 2428 { 2429 if (scp->smode.mode != VT_PROCESS) 2430 return FALSE; 2431 if (scp->sc->unit == sc_console_unit) 2432 cnavailable(sc_consptr, FALSE); 2433 scp->status |= SWITCH_WAIT_ACQ; 2434 PROC_LOCK(scp->proc); 2435 psignal(scp->proc, scp->smode.acqsig); 2436 PROC_UNLOCK(scp->proc); 2437 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2438 return TRUE; 2439 } 2440 2441 static int 2442 finish_vt_rel(scr_stat *scp, int release, int *s) 2443 { 2444 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2445 scp->status &= ~SWITCH_WAIT_REL; 2446 if (release) 2447 *s = do_switch_scr(scp->sc, *s); 2448 else 2449 scp->sc->switch_in_progress = 0; 2450 return 0; 2451 } 2452 return EINVAL; 2453 } 2454 2455 static int 2456 finish_vt_acq(scr_stat *scp) 2457 { 2458 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2459 scp->status &= ~SWITCH_WAIT_ACQ; 2460 scp->sc->switch_in_progress = 0; 2461 return 0; 2462 } 2463 return EINVAL; 2464 } 2465 2466 static void 2467 exchange_scr(sc_softc_t *sc) 2468 { 2469 scr_stat *scp; 2470 2471 /* save the current state of video and keyboard */ 2472 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2473 if (!ISGRAPHSC(sc->old_scp)) 2474 sc_remove_cursor_image(sc->old_scp); 2475 if (sc->old_scp->kbd_mode == K_XLATE) 2476 save_kbd_state(sc->old_scp); 2477 2478 /* set up the video for the new screen */ 2479 scp = sc->cur_scp = sc->new_scp; 2480 #ifdef PC98 2481 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2482 #else 2483 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2484 #endif 2485 set_mode(scp); 2486 #ifndef __sparc64__ 2487 else 2488 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2489 (void *)sc->adp->va_window, FALSE); 2490 #endif 2491 scp->status |= MOUSE_HIDDEN; 2492 sc_move_cursor(scp, scp->xpos, scp->ypos); 2493 if (!ISGRAPHSC(scp)) 2494 sc_set_cursor_image(scp); 2495 #ifndef SC_NO_PALETTE_LOADING 2496 if (ISGRAPHSC(sc->old_scp)) 2497 vidd_load_palette(sc->adp, sc->palette); 2498 #endif 2499 sc_set_border(scp, scp->border); 2500 2501 /* set up the keyboard for the new screen */ 2502 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2503 kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2504 update_kbd_state(scp, scp->status, LOCK_MASK); 2505 2506 mark_all(scp); 2507 } 2508 2509 void 2510 sc_puts(scr_stat *scp, u_char *buf, int len, int kernel) 2511 { 2512 int need_unlock = 0; 2513 2514 #ifdef DEV_SPLASH 2515 /* make screensaver happy */ 2516 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2517 run_scrn_saver = FALSE; 2518 #endif 2519 2520 if (scp->tsw) { 2521 if (!kdb_active && !mtx_owned(&scp->scr_lock)) { 2522 need_unlock = 1; 2523 mtx_lock_spin(&scp->scr_lock); 2524 } 2525 (*scp->tsw->te_puts)(scp, buf, len, kernel); 2526 if (need_unlock) 2527 mtx_unlock_spin(&scp->scr_lock); 2528 } 2529 2530 if (scp->sc->delayed_next_scr) 2531 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2532 } 2533 2534 void 2535 sc_draw_cursor_image(scr_stat *scp) 2536 { 2537 /* assert(scp == scp->sc->cur_scp); */ 2538 SC_VIDEO_LOCK(scp->sc); 2539 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2540 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2541 sc_inside_cutmark(scp, scp->cursor_pos)); 2542 scp->cursor_oldpos = scp->cursor_pos; 2543 SC_VIDEO_UNLOCK(scp->sc); 2544 } 2545 2546 void 2547 sc_remove_cursor_image(scr_stat *scp) 2548 { 2549 /* assert(scp == scp->sc->cur_scp); */ 2550 SC_VIDEO_LOCK(scp->sc); 2551 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2552 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2553 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2554 SC_VIDEO_UNLOCK(scp->sc); 2555 } 2556 2557 static void 2558 update_cursor_image(scr_stat *scp) 2559 { 2560 /* assert(scp == scp->sc->cur_scp); */ 2561 sc_remove_cursor_image(scp); 2562 sc_set_cursor_image(scp); 2563 sc_draw_cursor_image(scp); 2564 } 2565 2566 void 2567 sc_set_cursor_image(scr_stat *scp) 2568 { 2569 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2570 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2571 /* hidden cursor is internally represented as zero-height underline */ 2572 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2573 scp->curs_attr.base = scp->curs_attr.height = 0; 2574 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2575 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2576 scp->font_size - 1); 2577 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2578 scp->font_size - scp->curs_attr.base); 2579 } else { /* block cursor */ 2580 scp->curs_attr.base = 0; 2581 scp->curs_attr.height = scp->font_size; 2582 } 2583 2584 /* assert(scp == scp->sc->cur_scp); */ 2585 SC_VIDEO_LOCK(scp->sc); 2586 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2587 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2588 SC_VIDEO_UNLOCK(scp->sc); 2589 } 2590 2591 static void 2592 change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2593 { 2594 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2595 sc_remove_cursor_image(scp); 2596 2597 if (base >= 0) 2598 scp->curr_curs_attr.base = base; 2599 if (height >= 0) 2600 scp->curr_curs_attr.height = height; 2601 if (flags & CONS_RESET_CURSOR) 2602 scp->curr_curs_attr = scp->dflt_curs_attr; 2603 else 2604 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2605 2606 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2607 sc_set_cursor_image(scp); 2608 sc_draw_cursor_image(scp); 2609 } 2610 } 2611 2612 void 2613 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2614 { 2615 sc_softc_t *sc; 2616 struct tty *tp; 2617 int s; 2618 int i; 2619 2620 s = spltty(); 2621 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2622 /* local (per vty) change */ 2623 change_cursor_shape(scp, flags, base, height); 2624 splx(s); 2625 return; 2626 } 2627 2628 /* global change */ 2629 sc = scp->sc; 2630 if (base >= 0) 2631 sc->curs_attr.base = base; 2632 if (height >= 0) 2633 sc->curs_attr.height = height; 2634 if (flags != -1) { 2635 if (flags & CONS_RESET_CURSOR) 2636 sc->curs_attr = sc->dflt_curs_attr; 2637 else 2638 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2639 } 2640 2641 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2642 if ((tp = SC_DEV(sc, i)) == NULL) 2643 continue; 2644 if ((scp = sc_get_stat(tp)) == NULL) 2645 continue; 2646 scp->dflt_curs_attr = sc->curs_attr; 2647 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2648 } 2649 splx(s); 2650 } 2651 2652 static void 2653 scinit(int unit, int flags) 2654 { 2655 2656 /* 2657 * When syscons is being initialized as the kernel console, malloc() 2658 * is not yet functional, because various kernel structures has not been 2659 * fully initialized yet. Therefore, we need to declare the following 2660 * static buffers for the console. This is less than ideal, 2661 * but is necessry evil for the time being. XXX 2662 */ 2663 #ifdef PC98 2664 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2665 #else 2666 static u_short sc_buffer[ROW*COL]; /* XXX */ 2667 #endif 2668 #ifndef SC_NO_FONT_LOADING 2669 static u_char font_8[256*8]; 2670 static u_char font_14[256*14]; 2671 static u_char font_16[256*16]; 2672 #endif 2673 2674 sc_softc_t *sc; 2675 scr_stat *scp; 2676 video_adapter_t *adp; 2677 int col; 2678 int row; 2679 int i; 2680 2681 /* one time initialization */ 2682 if (init_done == COLD) 2683 sc_get_bios_values(&bios_value); 2684 init_done = WARM; 2685 2686 /* 2687 * Allocate resources. Even if we are being called for the second 2688 * time, we must allocate them again, because they might have 2689 * disappeared... 2690 */ 2691 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2692 if ((sc->flags & SC_INIT_DONE) == 0) 2693 SC_VIDEO_LOCKINIT(sc); 2694 2695 adp = NULL; 2696 if (sc->adapter >= 0) { 2697 vid_release(sc->adp, (void *)&sc->adapter); 2698 adp = sc->adp; 2699 sc->adp = NULL; 2700 } 2701 if (sc->keyboard >= 0) { 2702 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2703 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2704 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2705 if (sc->kbd != NULL) { 2706 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2707 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2708 } 2709 sc->kbd = NULL; 2710 } 2711 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2712 sc->adp = vid_get_adapter(sc->adapter); 2713 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2714 2715 sc->keyboard = sc_allocate_keyboard(sc, unit); 2716 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2717 2718 sc->kbd = kbd_get_keyboard(sc->keyboard); 2719 if (sc->kbd != NULL) { 2720 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2721 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2722 } 2723 2724 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2725 2726 sc->initial_mode = sc->adp->va_initial_mode; 2727 2728 #ifndef SC_NO_FONT_LOADING 2729 if (flags & SC_KERNEL_CONSOLE) { 2730 sc->font_8 = font_8; 2731 sc->font_14 = font_14; 2732 sc->font_16 = font_16; 2733 } else if (sc->font_8 == NULL) { 2734 /* assert(sc_malloc) */ 2735 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2736 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2737 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2738 } 2739 #endif 2740 2741 /* extract the hardware cursor location and hide the cursor for now */ 2742 vidd_read_hw_cursor(sc->adp, &col, &row); 2743 vidd_set_hw_cursor(sc->adp, -1, -1); 2744 2745 /* set up the first console */ 2746 sc->first_vty = unit*MAXCONS; 2747 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2748 if (flags & SC_KERNEL_CONSOLE) { 2749 /* 2750 * Set up devs structure but don't use it yet, calling make_dev() 2751 * might panic kernel. Wait for sc_attach_unit() to actually 2752 * create the devices. 2753 */ 2754 sc->dev = main_devs; 2755 scp = &main_console; 2756 init_scp(sc, sc->first_vty, scp); 2757 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2758 (void *)sc_buffer, FALSE); 2759 2760 /* move cursors to the initial positions */ 2761 if (col >= scp->xsize) 2762 col = 0; 2763 if (row >= scp->ysize) 2764 row = scp->ysize - 1; 2765 scp->xpos = col; 2766 scp->ypos = row; 2767 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2768 2769 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2770 sc_init_emulator(scp, "*"); 2771 (*scp->tsw->te_default_attr)(scp, 2772 user_default.std_color, 2773 user_default.rev_color); 2774 } else { 2775 /* assert(sc_malloc) */ 2776 sc->dev = malloc(sizeof(struct tty *)*sc->vtys, M_DEVBUF, 2777 M_WAITOK|M_ZERO); 2778 sc->dev[0] = sc_alloc_tty(0, unit * MAXCONS); 2779 scp = alloc_scp(sc, sc->first_vty); 2780 SC_STAT(sc->dev[0]) = scp; 2781 } 2782 sc->cur_scp = scp; 2783 2784 #ifndef __sparc64__ 2785 /* copy screen to temporary buffer */ 2786 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2787 (void *)scp->sc->adp->va_window, FALSE); 2788 if (ISTEXTSC(scp)) 2789 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2790 #endif 2791 2792 if (bios_value.cursor_end < scp->font_size) 2793 sc->dflt_curs_attr.base = scp->font_size - 2794 bios_value.cursor_end - 1; 2795 else 2796 sc->dflt_curs_attr.base = 0; 2797 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2798 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2799 sc->dflt_curs_attr.flags = 0; 2800 sc->curs_attr = sc->dflt_curs_attr; 2801 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2802 2803 #ifndef SC_NO_SYSMOUSE 2804 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2805 #endif 2806 if (!ISGRAPHSC(scp)) { 2807 sc_set_cursor_image(scp); 2808 sc_draw_cursor_image(scp); 2809 } 2810 2811 /* save font and palette */ 2812 #ifndef SC_NO_FONT_LOADING 2813 sc->fonts_loaded = 0; 2814 if (ISFONTAVAIL(sc->adp->va_flags)) { 2815 #ifdef SC_DFLT_FONT 2816 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2817 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2818 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2819 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2820 if (scp->font_size < 14) { 2821 sc_load_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2822 } else if (scp->font_size >= 16) { 2823 sc_load_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2824 } else { 2825 sc_load_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2826 } 2827 #else /* !SC_DFLT_FONT */ 2828 if (scp->font_size < 14) { 2829 sc_save_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2830 sc->fonts_loaded = FONT_8; 2831 } else if (scp->font_size >= 16) { 2832 sc_save_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2833 sc->fonts_loaded = FONT_16; 2834 } else { 2835 sc_save_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2836 sc->fonts_loaded = FONT_14; 2837 } 2838 #endif /* SC_DFLT_FONT */ 2839 /* FONT KLUDGE: always use the font page #0. XXX */ 2840 sc_show_font(scp, 0); 2841 } 2842 #endif /* !SC_NO_FONT_LOADING */ 2843 2844 #ifndef SC_NO_PALETTE_LOADING 2845 vidd_save_palette(sc->adp, sc->palette); 2846 #endif 2847 2848 #ifdef DEV_SPLASH 2849 if (!(sc->flags & SC_SPLASH_SCRN)) { 2850 /* we are ready to put up the splash image! */ 2851 splash_init(sc->adp, scsplash_callback, sc); 2852 sc->flags |= SC_SPLASH_SCRN; 2853 } 2854 #endif 2855 } 2856 2857 /* the rest is not necessary, if we have done it once */ 2858 if (sc->flags & SC_INIT_DONE) 2859 return; 2860 2861 /* initialize mapscrn arrays to a one to one map */ 2862 for (i = 0; i < sizeof(sc->scr_map); i++) 2863 sc->scr_map[i] = sc->scr_rmap[i] = i; 2864 #ifdef PC98 2865 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2866 #endif 2867 2868 sc->flags |= SC_INIT_DONE; 2869 } 2870 2871 static void 2872 scterm(int unit, int flags) 2873 { 2874 sc_softc_t *sc; 2875 scr_stat *scp; 2876 2877 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2878 if (sc == NULL) 2879 return; /* shouldn't happen */ 2880 2881 #ifdef DEV_SPLASH 2882 /* this console is no longer available for the splash screen */ 2883 if (sc->flags & SC_SPLASH_SCRN) { 2884 splash_term(sc->adp); 2885 sc->flags &= ~SC_SPLASH_SCRN; 2886 } 2887 #endif 2888 2889 #if 0 /* XXX */ 2890 /* move the hardware cursor to the upper-left corner */ 2891 vidd_set_hw_cursor(sc->adp, 0, 0); 2892 #endif 2893 2894 /* release the keyboard and the video card */ 2895 if (sc->keyboard >= 0) 2896 kbd_release(sc->kbd, &sc->keyboard); 2897 if (sc->adapter >= 0) 2898 vid_release(sc->adp, &sc->adapter); 2899 2900 /* stop the terminal emulator, if any */ 2901 scp = sc_get_stat(sc->dev[0]); 2902 if (scp->tsw) 2903 (*scp->tsw->te_term)(scp, &scp->ts); 2904 if (scp->ts != NULL) 2905 free(scp->ts, M_DEVBUF); 2906 mtx_destroy(&scp->scr_lock); 2907 2908 /* clear the structure */ 2909 if (!(flags & SC_KERNEL_CONSOLE)) { 2910 /* XXX: We need delete_dev() for this */ 2911 free(sc->dev, M_DEVBUF); 2912 #if 0 2913 /* XXX: We need a ttyunregister for this */ 2914 free(sc->tty, M_DEVBUF); 2915 #endif 2916 #ifndef SC_NO_FONT_LOADING 2917 free(sc->font_8, M_DEVBUF); 2918 free(sc->font_14, M_DEVBUF); 2919 free(sc->font_16, M_DEVBUF); 2920 #endif 2921 /* XXX vtb, history */ 2922 } 2923 bzero(sc, sizeof(*sc)); 2924 sc->keyboard = -1; 2925 sc->adapter = -1; 2926 } 2927 2928 static void 2929 scshutdown(void *arg, int howto) 2930 { 2931 /* assert(sc_console != NULL) */ 2932 2933 sc_touch_scrn_saver(); 2934 if (!cold && sc_console 2935 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2936 && sc_console->smode.mode == VT_AUTO) 2937 sc_switch_scr(sc_console->sc, sc_console->index); 2938 shutdown_in_progress = TRUE; 2939 } 2940 2941 int 2942 sc_clean_up(scr_stat *scp) 2943 { 2944 #ifdef DEV_SPLASH 2945 int error; 2946 #endif 2947 2948 if (scp->sc->flags & SC_SCRN_BLANKED) { 2949 sc_touch_scrn_saver(); 2950 #ifdef DEV_SPLASH 2951 if ((error = wait_scrn_saver_stop(scp->sc))) 2952 return error; 2953 #endif 2954 } 2955 scp->status |= MOUSE_HIDDEN; 2956 sc_remove_mouse_image(scp); 2957 sc_remove_cutmarking(scp); 2958 return 0; 2959 } 2960 2961 void 2962 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2963 { 2964 sc_vtb_t new; 2965 sc_vtb_t old; 2966 2967 old = scp->vtb; 2968 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2969 if (!discard && (old.vtb_flags & VTB_VALID)) { 2970 /* retain the current cursor position and buffer contants */ 2971 scp->cursor_oldpos = scp->cursor_pos; 2972 /* 2973 * This works only if the old buffer has the same size as or larger 2974 * than the new one. XXX 2975 */ 2976 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2977 scp->vtb = new; 2978 } else { 2979 scp->vtb = new; 2980 sc_vtb_destroy(&old); 2981 } 2982 2983 #ifndef SC_NO_SYSMOUSE 2984 /* move the mouse cursor at the center of the screen */ 2985 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2986 #endif 2987 } 2988 2989 static scr_stat 2990 *alloc_scp(sc_softc_t *sc, int vty) 2991 { 2992 scr_stat *scp; 2993 2994 /* assert(sc_malloc) */ 2995 2996 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2997 init_scp(sc, vty, scp); 2998 2999 sc_alloc_scr_buffer(scp, TRUE, TRUE); 3000 if (sc_init_emulator(scp, SC_DFLT_TERM)) 3001 sc_init_emulator(scp, "*"); 3002 3003 #ifndef SC_NO_CUTPASTE 3004 sc_alloc_cut_buffer(scp, TRUE); 3005 #endif 3006 3007 #ifndef SC_NO_HISTORY 3008 sc_alloc_history_buffer(scp, 0, 0, TRUE); 3009 #endif 3010 3011 return scp; 3012 } 3013 3014 static void 3015 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 3016 { 3017 video_info_t info; 3018 3019 bzero(scp, sizeof(*scp)); 3020 3021 scp->index = vty; 3022 scp->sc = sc; 3023 scp->status = 0; 3024 scp->mode = sc->initial_mode; 3025 vidd_get_info(sc->adp, scp->mode, &info); 3026 if (info.vi_flags & V_INFO_GRAPHICS) { 3027 scp->status |= GRAPHICS_MODE; 3028 scp->xpixel = info.vi_width; 3029 scp->ypixel = info.vi_height; 3030 scp->xsize = info.vi_width/info.vi_cwidth; 3031 scp->ysize = info.vi_height/info.vi_cheight; 3032 scp->font_size = 0; 3033 scp->font = NULL; 3034 } else { 3035 scp->xsize = info.vi_width; 3036 scp->ysize = info.vi_height; 3037 scp->xpixel = scp->xsize*info.vi_cwidth; 3038 scp->ypixel = scp->ysize*info.vi_cheight; 3039 } 3040 3041 scp->font_size = info.vi_cheight; 3042 scp->font_width = info.vi_cwidth; 3043 if (info.vi_cheight < 14) { 3044 #ifndef SC_NO_FONT_LOADING 3045 scp->font = sc->font_8; 3046 #else 3047 scp->font = NULL; 3048 #endif 3049 } else if (info.vi_cheight >= 16) { 3050 #ifndef SC_NO_FONT_LOADING 3051 scp->font = sc->font_16; 3052 #else 3053 scp->font = NULL; 3054 #endif 3055 } else { 3056 #ifndef SC_NO_FONT_LOADING 3057 scp->font = sc->font_14; 3058 #else 3059 scp->font = NULL; 3060 #endif 3061 } 3062 3063 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3064 #ifndef __sparc64__ 3065 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3066 #endif 3067 scp->xoff = scp->yoff = 0; 3068 scp->xpos = scp->ypos = 0; 3069 scp->start = scp->xsize * scp->ysize - 1; 3070 scp->end = 0; 3071 scp->tsw = NULL; 3072 scp->ts = NULL; 3073 scp->rndr = NULL; 3074 scp->border = (SC_NORM_ATTR >> 4) & 0x0f; 3075 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3076 scp->mouse_cut_start = scp->xsize*scp->ysize; 3077 scp->mouse_cut_end = -1; 3078 scp->mouse_signal = 0; 3079 scp->mouse_pid = 0; 3080 scp->mouse_proc = NULL; 3081 scp->kbd_mode = K_XLATE; 3082 scp->bell_pitch = bios_value.bell_pitch; 3083 scp->bell_duration = BELL_DURATION; 3084 scp->status |= (bios_value.shift_state & NLKED); 3085 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3086 scp->pid = 0; 3087 scp->proc = NULL; 3088 scp->smode.mode = VT_AUTO; 3089 scp->history = NULL; 3090 scp->history_pos = 0; 3091 scp->history_size = 0; 3092 3093 mtx_init(&scp->scr_lock, "scrlock", NULL, MTX_SPIN); 3094 } 3095 3096 int 3097 sc_init_emulator(scr_stat *scp, char *name) 3098 { 3099 sc_term_sw_t *sw; 3100 sc_rndr_sw_t *rndr; 3101 void *p; 3102 int error; 3103 3104 if (name == NULL) /* if no name is given, use the current emulator */ 3105 sw = scp->tsw; 3106 else /* ...otherwise find the named emulator */ 3107 sw = sc_term_match(name); 3108 if (sw == NULL) 3109 return EINVAL; 3110 3111 rndr = NULL; 3112 if (strcmp(sw->te_renderer, "*") != 0) { 3113 rndr = sc_render_match(scp, sw->te_renderer, 3114 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3115 } 3116 if (rndr == NULL) { 3117 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3118 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3119 if (rndr == NULL) 3120 return ENODEV; 3121 } 3122 3123 if (sw == scp->tsw) { 3124 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3125 scp->rndr = rndr; 3126 scp->rndr->init(scp); 3127 sc_clear_screen(scp); 3128 /* assert(error == 0); */ 3129 return error; 3130 } 3131 3132 if (sc_malloc && (sw->te_size > 0)) 3133 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3134 else 3135 p = NULL; 3136 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3137 if (error) 3138 return error; 3139 3140 if (scp->tsw) 3141 (*scp->tsw->te_term)(scp, &scp->ts); 3142 if (scp->ts != NULL) 3143 free(scp->ts, M_DEVBUF); 3144 scp->tsw = sw; 3145 scp->ts = p; 3146 scp->rndr = rndr; 3147 scp->rndr->init(scp); 3148 3149 /* XXX */ 3150 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3151 sc_clear_screen(scp); 3152 3153 return 0; 3154 } 3155 3156 /* 3157 * scgetc(flags) - get character from keyboard. 3158 * If flags & SCGETC_CN, then avoid harmful side effects. 3159 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3160 * return NOKEY if there is nothing there. 3161 */ 3162 static u_int 3163 scgetc(sc_softc_t *sc, u_int flags) 3164 { 3165 scr_stat *scp; 3166 #ifndef SC_NO_HISTORY 3167 struct tty *tp; 3168 #endif 3169 u_int c; 3170 int this_scr; 3171 int f; 3172 int i; 3173 3174 if (sc->kbd == NULL) 3175 return NOKEY; 3176 3177 next_code: 3178 #if 1 3179 /* I don't like this, but... XXX */ 3180 if (flags & SCGETC_CN) 3181 sccnupdate(sc->cur_scp); 3182 #endif 3183 scp = sc->cur_scp; 3184 /* first see if there is something in the keyboard port */ 3185 for (;;) { 3186 c = kbdd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3187 if (c == ERRKEY) { 3188 if (!(flags & SCGETC_CN)) 3189 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3190 } else if (c == NOKEY) 3191 return c; 3192 else 3193 break; 3194 } 3195 3196 /* make screensaver happy */ 3197 if (!(c & RELKEY)) 3198 sc_touch_scrn_saver(); 3199 3200 if (!(flags & SCGETC_CN)) 3201 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3202 3203 if (scp->kbd_mode != K_XLATE) 3204 return KEYCHAR(c); 3205 3206 /* if scroll-lock pressed allow history browsing */ 3207 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3208 3209 scp->status &= ~CURSOR_ENABLED; 3210 sc_remove_cursor_image(scp); 3211 3212 #ifndef SC_NO_HISTORY 3213 if (!(scp->status & BUFFER_SAVED)) { 3214 scp->status |= BUFFER_SAVED; 3215 sc_hist_save(scp); 3216 } 3217 switch (c) { 3218 /* FIXME: key codes */ 3219 case SPCLKEY | FKEY | F(49): /* home key */ 3220 sc_remove_cutmarking(scp); 3221 sc_hist_home(scp); 3222 goto next_code; 3223 3224 case SPCLKEY | FKEY | F(57): /* end key */ 3225 sc_remove_cutmarking(scp); 3226 sc_hist_end(scp); 3227 goto next_code; 3228 3229 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3230 sc_remove_cutmarking(scp); 3231 if (sc_hist_up_line(scp)) 3232 if (!(flags & SCGETC_CN)) 3233 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3234 goto next_code; 3235 3236 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3237 sc_remove_cutmarking(scp); 3238 if (sc_hist_down_line(scp)) 3239 if (!(flags & SCGETC_CN)) 3240 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3241 goto next_code; 3242 3243 case SPCLKEY | FKEY | F(51): /* page up key */ 3244 sc_remove_cutmarking(scp); 3245 for (i=0; i<scp->ysize; i++) 3246 if (sc_hist_up_line(scp)) { 3247 if (!(flags & SCGETC_CN)) 3248 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3249 break; 3250 } 3251 goto next_code; 3252 3253 case SPCLKEY | FKEY | F(59): /* page down key */ 3254 sc_remove_cutmarking(scp); 3255 for (i=0; i<scp->ysize; i++) 3256 if (sc_hist_down_line(scp)) { 3257 if (!(flags & SCGETC_CN)) 3258 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3259 break; 3260 } 3261 goto next_code; 3262 } 3263 #endif /* SC_NO_HISTORY */ 3264 } 3265 3266 /* 3267 * Process and consume special keys here. Return a plain char code 3268 * or a char code with the META flag or a function key code. 3269 */ 3270 if (c & RELKEY) { 3271 /* key released */ 3272 /* goto next_code */ 3273 } else { 3274 /* key pressed */ 3275 if (c & SPCLKEY) { 3276 c &= ~SPCLKEY; 3277 switch (KEYCHAR(c)) { 3278 /* LOCKING KEYS */ 3279 case NLK: case CLK: case ALK: 3280 break; 3281 case SLK: 3282 kbdd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3283 if (f & SLKED) { 3284 scp->status |= SLKED; 3285 } else { 3286 if (scp->status & SLKED) { 3287 scp->status &= ~SLKED; 3288 #ifndef SC_NO_HISTORY 3289 if (scp->status & BUFFER_SAVED) { 3290 if (!sc_hist_restore(scp)) 3291 sc_remove_cutmarking(scp); 3292 scp->status &= ~BUFFER_SAVED; 3293 scp->status |= CURSOR_ENABLED; 3294 sc_draw_cursor_image(scp); 3295 } 3296 tp = SC_DEV(sc, scp->index); 3297 if (!kdb_active && tty_opened(tp)) 3298 sctty_outwakeup(tp); 3299 #endif 3300 } 3301 } 3302 break; 3303 3304 case PASTE: 3305 #ifndef SC_NO_CUTPASTE 3306 sc_mouse_paste(scp); 3307 #endif 3308 break; 3309 3310 /* NON-LOCKING KEYS */ 3311 case NOP: 3312 case LSH: case RSH: case LCTR: case RCTR: 3313 case LALT: case RALT: case ASH: case META: 3314 break; 3315 3316 case BTAB: 3317 if (!(sc->flags & SC_SCRN_BLANKED)) 3318 return c; 3319 break; 3320 3321 case SPSC: 3322 #ifdef DEV_SPLASH 3323 /* force activatation/deactivation of the screen saver */ 3324 if (!(sc->flags & SC_SCRN_BLANKED)) { 3325 run_scrn_saver = TRUE; 3326 sc->scrn_time_stamp -= scrn_blank_time; 3327 } 3328 if (cold) { 3329 /* 3330 * While devices are being probed, the screen saver need 3331 * to be invoked explictly. XXX 3332 */ 3333 if (sc->flags & SC_SCRN_BLANKED) { 3334 scsplash_stick(FALSE); 3335 stop_scrn_saver(sc, current_saver); 3336 } else { 3337 if (!ISGRAPHSC(scp)) { 3338 scsplash_stick(TRUE); 3339 (*current_saver)(sc, TRUE); 3340 } 3341 } 3342 } 3343 #endif /* DEV_SPLASH */ 3344 break; 3345 3346 case RBT: 3347 #ifndef SC_DISABLE_REBOOT 3348 if (enable_reboot) 3349 shutdown_nice(0); 3350 #endif 3351 break; 3352 3353 case HALT: 3354 #ifndef SC_DISABLE_REBOOT 3355 if (enable_reboot) 3356 shutdown_nice(RB_HALT); 3357 #endif 3358 break; 3359 3360 case PDWN: 3361 #ifndef SC_DISABLE_REBOOT 3362 if (enable_reboot) 3363 shutdown_nice(RB_HALT|RB_POWEROFF); 3364 #endif 3365 break; 3366 3367 case SUSP: 3368 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3369 break; 3370 case STBY: 3371 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3372 break; 3373 3374 case DBG: 3375 #ifndef SC_DISABLE_KDBKEY 3376 if (enable_kdbkey) 3377 kdb_enter(KDB_WHY_BREAK, "manual escape to debugger"); 3378 #endif 3379 break; 3380 3381 case PNC: 3382 if (enable_panic_key) 3383 panic("Forced by the panic key"); 3384 break; 3385 3386 case NEXT: 3387 this_scr = scp->index; 3388 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3389 sc->first_vty + i != this_scr; 3390 i = (i + 1)%sc->vtys) { 3391 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3392 if (tty_opened(tp)) { 3393 sc_switch_scr(scp->sc, sc->first_vty + i); 3394 break; 3395 } 3396 } 3397 break; 3398 3399 case PREV: 3400 this_scr = scp->index; 3401 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3402 sc->first_vty + i != this_scr; 3403 i = (i + sc->vtys - 1)%sc->vtys) { 3404 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3405 if (tty_opened(tp)) { 3406 sc_switch_scr(scp->sc, sc->first_vty + i); 3407 break; 3408 } 3409 } 3410 break; 3411 3412 default: 3413 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3414 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3415 break; 3416 } 3417 /* assert(c & FKEY) */ 3418 if (!(sc->flags & SC_SCRN_BLANKED)) 3419 return c; 3420 break; 3421 } 3422 /* goto next_code */ 3423 } else { 3424 /* regular keys (maybe MKEY is set) */ 3425 if (!(sc->flags & SC_SCRN_BLANKED)) 3426 return c; 3427 } 3428 } 3429 3430 goto next_code; 3431 } 3432 3433 static int 3434 sctty_mmap(struct tty *tp, vm_ooffset_t offset, vm_paddr_t *paddr, 3435 int nprot, vm_memattr_t *memattr) 3436 { 3437 scr_stat *scp; 3438 3439 scp = sc_get_stat(tp); 3440 if (scp != scp->sc->cur_scp) 3441 return -1; 3442 return vidd_mmap(scp->sc->adp, offset, paddr, nprot, memattr); 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, const u_char *p, int count) 3592 { 3593 struct tty *tp; 3594 u_char *rmap; 3595 3596 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 3597 if (!tty_opened(tp)) 3598 return; 3599 rmap = scp->sc->scr_rmap; 3600 for (; count > 0; --count) 3601 ttydisc_rint(tp, rmap[*p++], 0); 3602 ttydisc_rint_done(tp); 3603 } 3604 3605 void 3606 sc_respond(scr_stat *scp, const u_char *p, int count, int wakeup) 3607 { 3608 struct tty *tp; 3609 3610 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 3611 if (!tty_opened(tp)) 3612 return; 3613 ttydisc_rint_simple(tp, p, count); 3614 if (wakeup) { 3615 /* XXX: we can't always call ttydisc_rint_done() here! */ 3616 ttydisc_rint_done(tp); 3617 } 3618 } 3619 3620 void 3621 sc_bell(scr_stat *scp, int pitch, int duration) 3622 { 3623 if (cold || shutdown_in_progress || !enable_bell) 3624 return; 3625 3626 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3627 return; 3628 3629 if (scp->sc->flags & SC_VISUAL_BELL) { 3630 if (scp->sc->blink_in_progress) 3631 return; 3632 scp->sc->blink_in_progress = 3; 3633 if (scp != scp->sc->cur_scp) 3634 scp->sc->blink_in_progress += 2; 3635 blink_screen(scp->sc->cur_scp); 3636 } else if (duration != 0 && pitch != 0) { 3637 if (scp != scp->sc->cur_scp) 3638 pitch *= 2; 3639 sysbeep(1193182 / pitch, duration); 3640 } 3641 } 3642 3643 static void 3644 blink_screen(void *arg) 3645 { 3646 scr_stat *scp = arg; 3647 struct tty *tp; 3648 3649 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3650 scp->sc->blink_in_progress = 0; 3651 mark_all(scp); 3652 tp = SC_DEV(scp->sc, scp->index); 3653 if (tty_opened(tp)) 3654 sctty_outwakeup(tp); 3655 if (scp->sc->delayed_next_scr) 3656 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3657 } 3658 else { 3659 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3660 scp->sc->blink_in_progress & 1); 3661 scp->sc->blink_in_progress--; 3662 timeout(blink_screen, scp, hz / 10); 3663 } 3664 } 3665 3666 /* 3667 * Until sc_attach_unit() gets called no dev structures will be available 3668 * to store the per-screen current status. This is the case when the 3669 * kernel is initially booting and needs access to its console. During 3670 * this early phase of booting the console's current status is kept in 3671 * one statically defined scr_stat structure, and any pointers to the 3672 * dev structures will be NULL. 3673 */ 3674 3675 static scr_stat * 3676 sc_get_stat(struct tty *tp) 3677 { 3678 if (tp == NULL) 3679 return (&main_console); 3680 return (SC_STAT(tp)); 3681 } 3682 3683 /* 3684 * Allocate active keyboard. Try to allocate "kbdmux" keyboard first, and, 3685 * if found, add all non-busy keyboards to "kbdmux". Otherwise look for 3686 * any keyboard. 3687 */ 3688 3689 static int 3690 sc_allocate_keyboard(sc_softc_t *sc, int unit) 3691 { 3692 int idx0, idx; 3693 keyboard_t *k0, *k; 3694 keyboard_info_t ki; 3695 3696 idx0 = kbd_allocate("kbdmux", -1, (void *)&sc->keyboard, sckbdevent, sc); 3697 if (idx0 != -1) { 3698 k0 = kbd_get_keyboard(idx0); 3699 3700 for (idx = kbd_find_keyboard2("*", -1, 0); 3701 idx != -1; 3702 idx = kbd_find_keyboard2("*", -1, idx + 1)) { 3703 k = kbd_get_keyboard(idx); 3704 3705 if (idx == idx0 || KBD_IS_BUSY(k)) 3706 continue; 3707 3708 bzero(&ki, sizeof(ki)); 3709 strcpy(ki.kb_name, k->kb_name); 3710 ki.kb_unit = k->kb_unit; 3711 3712 kbdd_ioctl(k0, KBADDKBD, (caddr_t) &ki); 3713 } 3714 } else 3715 idx0 = kbd_allocate("*", unit, (void *)&sc->keyboard, sckbdevent, sc); 3716 3717 return (idx0); 3718 } 3719