1 /*- 2 * Copyright (c) 1992-1998 Søren 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/pcpu.h> 55 #include <sys/priv.h> 56 #include <sys/proc.h> 57 #include <sys/random.h> 58 #include <sys/reboot.h> 59 #include <sys/serial.h> 60 #include <sys/signalvar.h> 61 #include <sys/smp.h> 62 #include <sys/sysctl.h> 63 #include <sys/tty.h> 64 #include <sys/power.h> 65 66 #include <machine/clock.h> 67 #if defined(__arm__) || defined(__mips__) || \ 68 defined(__powerpc__) || defined(__sparc64__) 69 #include <machine/sc_machdep.h> 70 #else 71 #include <machine/pc/display.h> 72 #endif 73 #if defined( __i386__) || defined(__amd64__) 74 #include <machine/psl.h> 75 #include <machine/frame.h> 76 #endif 77 #include <machine/stdarg.h> 78 79 #include <dev/kbd/kbdreg.h> 80 #include <dev/fb/fbreg.h> 81 #include <dev/fb/splashreg.h> 82 #include <dev/syscons/syscons.h> 83 84 #define COLD 0 85 #define WARM 1 86 87 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 88 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 89 90 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 91 92 /* NULL-safe version of "tty_opened()" */ 93 #define tty_opened_ns(tp) ((tp) != NULL && tty_opened(tp)) 94 95 static u_char sc_kattrtab[MAXCPU]; 96 97 static int sc_console_unit = -1; 98 static int sc_saver_keyb_only = 1; 99 static scr_stat *sc_console; 100 static struct consdev *sc_consptr; 101 static void *kernel_console_ts[MAXCPU]; 102 static scr_stat main_console; 103 static struct tty *main_devs[MAXCONS]; 104 105 static char init_done = COLD; 106 static int shutdown_in_progress = FALSE; 107 static int suspend_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 #ifdef SC_NO_SUSPEND_VTYSWITCH 132 static int sc_no_suspend_vtswitch = 1; 133 #else 134 static int sc_no_suspend_vtswitch = 0; 135 #endif 136 static int sc_susp_scr; 137 138 static SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 139 SYSCTL_OPAQUE(_hw_syscons, OID_AUTO, kattr, CTLFLAG_RW, 140 &sc_kattrtab, sizeof(sc_kattrtab), "CU", "kernel console attributes"); 141 static SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 142 SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 143 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 144 SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 145 0, "enable bell"); 146 #ifndef SC_DISABLE_REBOOT 147 SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_reboot, CTLFLAG_RW|CTLFLAG_SECURE, &enable_reboot, 148 0, "enable keyboard reboot"); 149 #endif 150 #ifndef SC_DISABLE_KDBKEY 151 SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_debug, CTLFLAG_RW|CTLFLAG_SECURE, &enable_kdbkey, 152 0, "enable keyboard debug"); 153 #endif 154 SYSCTL_INT(_hw_syscons, OID_AUTO, sc_no_suspend_vtswitch, CTLFLAG_RWTUN, 155 &sc_no_suspend_vtswitch, 0, "Disable VT switch before suspend."); 156 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 157 #include "font.h" 158 #endif 159 160 tsw_ioctl_t *sc_user_ioctl; 161 162 static bios_values_t bios_value; 163 164 static int enable_panic_key; 165 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 166 0, "Enable panic via keypress specified in kbdmap(5)"); 167 168 #define SC_CONSOLECTL 255 169 170 #define VTY_WCHAN(sc, vty) (&SC_DEV(sc, vty)) 171 172 /* prototypes */ 173 static int sc_allocate_keyboard(sc_softc_t *sc, int unit); 174 static int scvidprobe(int unit, int flags, int cons); 175 static int sckbdprobe(int unit, int flags, int cons); 176 static void scmeminit(void *arg); 177 static int scdevtounit(struct tty *tp); 178 static kbd_callback_func_t sckbdevent; 179 static void scinit(int unit, int flags); 180 static scr_stat *sc_get_stat(struct tty *tp); 181 static void scterm(int unit, int flags); 182 static void scshutdown(void *, int); 183 static void scsuspend(void *); 184 static void scresume(void *); 185 static u_int scgetc(sc_softc_t *sc, u_int flags, struct sc_cnstate *sp); 186 static void sc_puts(scr_stat *scp, u_char *buf, int len); 187 #define SCGETC_CN 1 188 #define SCGETC_NONBLOCK 2 189 static void sccnupdate(scr_stat *scp); 190 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 191 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 192 static timeout_t scrn_timer; 193 static int and_region(int *s1, int *e1, int s2, int e2); 194 static void scrn_update(scr_stat *scp, int show_cursor); 195 196 #ifdef DEV_SPLASH 197 static int scsplash_callback(int event, void *arg); 198 static void scsplash_saver(sc_softc_t *sc, int show); 199 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 200 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 201 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 202 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 203 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 204 static int wait_scrn_saver_stop(sc_softc_t *sc); 205 #define scsplash_stick(stick) (sticky_splash = (stick)) 206 #else /* !DEV_SPLASH */ 207 #define scsplash_stick(stick) 208 #endif /* DEV_SPLASH */ 209 210 static int do_switch_scr(sc_softc_t *sc, int s); 211 static int vt_proc_alive(scr_stat *scp); 212 static int signal_vt_rel(scr_stat *scp); 213 static int signal_vt_acq(scr_stat *scp); 214 static int finish_vt_rel(scr_stat *scp, int release, int *s); 215 static int finish_vt_acq(scr_stat *scp); 216 static void exchange_scr(sc_softc_t *sc); 217 static void update_cursor_image(scr_stat *scp); 218 static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 219 static void update_font(scr_stat *); 220 static int save_kbd_state(scr_stat *scp); 221 static int update_kbd_state(scr_stat *scp, int state, int mask); 222 static int update_kbd_leds(scr_stat *scp, int which); 223 static int sc_kattr(void); 224 static timeout_t blink_screen; 225 static struct tty *sc_alloc_tty(int, int); 226 227 static cn_probe_t sc_cnprobe; 228 static cn_init_t sc_cninit; 229 static cn_term_t sc_cnterm; 230 static cn_getc_t sc_cngetc; 231 static cn_putc_t sc_cnputc; 232 static cn_grab_t sc_cngrab; 233 static cn_ungrab_t sc_cnungrab; 234 235 CONSOLE_DRIVER(sc); 236 237 static tsw_open_t sctty_open; 238 static tsw_close_t sctty_close; 239 static tsw_outwakeup_t sctty_outwakeup; 240 static tsw_ioctl_t sctty_ioctl; 241 static tsw_mmap_t sctty_mmap; 242 243 static struct ttydevsw sc_ttydevsw = { 244 .tsw_open = sctty_open, 245 .tsw_close = sctty_close, 246 .tsw_outwakeup = sctty_outwakeup, 247 .tsw_ioctl = sctty_ioctl, 248 .tsw_mmap = sctty_mmap, 249 }; 250 251 static d_ioctl_t consolectl_ioctl; 252 static d_close_t consolectl_close; 253 254 static struct cdevsw consolectl_devsw = { 255 .d_version = D_VERSION, 256 .d_flags = D_NEEDGIANT | D_TRACKCLOSE, 257 .d_ioctl = consolectl_ioctl, 258 .d_close = consolectl_close, 259 .d_name = "consolectl", 260 }; 261 262 /* ec -- emergency console. */ 263 264 static u_int ec_scroffset; 265 266 static void 267 ec_putc(int c) 268 { 269 uintptr_t fb; 270 u_short *scrptr; 271 u_int ind; 272 int attr, column, mysize, width, xsize, yborder, ysize; 273 274 if (c < 0 || c > 0xff || c == '\a') 275 return; 276 if (sc_console == NULL) { 277 #if !defined(__amd64__) && !defined(__i386__) 278 return; 279 #endif 280 /* 281 * This is enough for ec_putc() to work very early on x86 282 * if the kernel starts in normal color text mode. 283 */ 284 fb = 0xb8000; 285 xsize = 80; 286 ysize = 25; 287 } else { 288 if (main_console.status & GRAPHICS_MODE) 289 return; 290 fb = main_console.sc->adp->va_window; 291 xsize = main_console.xsize; 292 ysize = main_console.ysize; 293 } 294 yborder = ysize / 5; 295 scrptr = (u_short *)(void *)fb + xsize * yborder; 296 mysize = xsize * (ysize - 2 * yborder); 297 do { 298 ind = ec_scroffset; 299 column = ind % xsize; 300 width = (c == '\b' ? -1 : c == '\t' ? (column + 8) & ~7 : 301 c == '\r' ? -column : c == '\n' ? xsize - column : 1); 302 if (width == 0 || (width < 0 && ind < -width)) 303 return; 304 } while (atomic_cmpset_rel_int(&ec_scroffset, ind, ind + width) == 0); 305 if (c == '\b' || c == '\r') 306 return; 307 if (c == '\n') 308 ind += xsize; /* XXX clearing from new pos is not atomic */ 309 310 attr = sc_kattr(); 311 if (c == '\t' || c == '\n') 312 c = ' '; 313 do 314 scrptr[ind++ % mysize] = (attr << 8) | c; 315 while (--width != 0); 316 } 317 318 int 319 sc_probe_unit(int unit, int flags) 320 { 321 if (!vty_enabled(VTY_SC)) 322 return ENXIO; 323 if (!scvidprobe(unit, flags, FALSE)) { 324 if (bootverbose) 325 printf("%s%d: no video adapter found.\n", SC_DRIVER_NAME, unit); 326 return ENXIO; 327 } 328 329 /* syscons will be attached even when there is no keyboard */ 330 sckbdprobe(unit, flags, FALSE); 331 332 return 0; 333 } 334 335 /* probe video adapters, return TRUE if found */ 336 static int 337 scvidprobe(int unit, int flags, int cons) 338 { 339 /* 340 * Access the video adapter driver through the back door! 341 * Video adapter drivers need to be configured before syscons. 342 * However, when syscons is being probed as the low-level console, 343 * they have not been initialized yet. We force them to initialize 344 * themselves here. XXX 345 */ 346 vid_configure(cons ? VIO_PROBE_ONLY : 0); 347 348 return (vid_find_adapter("*", unit) >= 0); 349 } 350 351 /* probe the keyboard, return TRUE if found */ 352 static int 353 sckbdprobe(int unit, int flags, int cons) 354 { 355 /* access the keyboard driver through the backdoor! */ 356 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 357 358 return (kbd_find_keyboard("*", unit) >= 0); 359 } 360 361 static char 362 *adapter_name(video_adapter_t *adp) 363 { 364 static struct { 365 int type; 366 char *name[2]; 367 } names[] = { 368 { KD_MONO, { "MDA", "MDA" } }, 369 { KD_HERCULES, { "Hercules", "Hercules" } }, 370 { KD_CGA, { "CGA", "CGA" } }, 371 { KD_EGA, { "EGA", "EGA (mono)" } }, 372 { KD_VGA, { "VGA", "VGA (mono)" } }, 373 { KD_TGA, { "TGA", "TGA" } }, 374 { -1, { "Unknown", "Unknown" } }, 375 }; 376 int i; 377 378 for (i = 0; names[i].type != -1; ++i) 379 if (names[i].type == adp->va_type) 380 break; 381 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 382 } 383 384 static void 385 sctty_outwakeup(struct tty *tp) 386 { 387 size_t len; 388 u_char buf[PCBURST]; 389 scr_stat *scp = sc_get_stat(tp); 390 391 if (scp->status & SLKED || 392 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 393 return; 394 395 for (;;) { 396 len = ttydisc_getc(tp, buf, sizeof buf); 397 if (len == 0) 398 break; 399 SC_VIDEO_LOCK(scp->sc); 400 sc_puts(scp, buf, len); 401 SC_VIDEO_UNLOCK(scp->sc); 402 } 403 } 404 405 static struct tty * 406 sc_alloc_tty(int index, int devnum) 407 { 408 struct sc_ttysoftc *stc; 409 struct tty *tp; 410 411 /* Allocate TTY object and softc to store unit number. */ 412 stc = malloc(sizeof(struct sc_ttysoftc), M_DEVBUF, M_WAITOK); 413 stc->st_index = index; 414 stc->st_stat = NULL; 415 tp = tty_alloc_mutex(&sc_ttydevsw, stc, &Giant); 416 417 /* Create device node. */ 418 tty_makedev(tp, NULL, "v%r", devnum); 419 420 return (tp); 421 } 422 423 #ifdef SC_PIXEL_MODE 424 static void 425 sc_set_vesa_mode(scr_stat *scp, sc_softc_t *sc, int unit) 426 { 427 video_info_t info; 428 u_char *font; 429 int depth; 430 int fontsize; 431 int i; 432 int vmode; 433 434 vmode = 0; 435 (void)resource_int_value("sc", unit, "vesa_mode", &vmode); 436 if (vmode < M_VESA_BASE || vmode > M_VESA_MODE_MAX || 437 vidd_get_info(sc->adp, vmode, &info) != 0 || 438 !sc_support_pixel_mode(&info)) 439 vmode = 0; 440 441 /* 442 * If the mode is unset or unsupported, search for an available 443 * 800x600 graphics mode with the highest color depth. 444 */ 445 if (vmode == 0) { 446 for (depth = 0, i = M_VESA_BASE; i <= M_VESA_MODE_MAX; i++) 447 if (vidd_get_info(sc->adp, i, &info) == 0 && 448 info.vi_width == 800 && info.vi_height == 600 && 449 sc_support_pixel_mode(&info) && 450 info.vi_depth > depth) { 451 vmode = i; 452 depth = info.vi_depth; 453 } 454 if (vmode == 0) 455 return; 456 vidd_get_info(sc->adp, vmode, &info); 457 } 458 459 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 460 fontsize = info.vi_cheight; 461 #else 462 fontsize = scp->font_size; 463 #endif 464 if (fontsize < 14) 465 fontsize = 8; 466 else if (fontsize >= 16) 467 fontsize = 16; 468 else 469 fontsize = 14; 470 #ifndef SC_NO_FONT_LOADING 471 switch (fontsize) { 472 case 8: 473 if ((sc->fonts_loaded & FONT_8) == 0) 474 return; 475 font = sc->font_8; 476 break; 477 case 14: 478 if ((sc->fonts_loaded & FONT_14) == 0) 479 return; 480 font = sc->font_14; 481 break; 482 case 16: 483 if ((sc->fonts_loaded & FONT_16) == 0) 484 return; 485 font = sc->font_16; 486 break; 487 } 488 #else 489 font = NULL; 490 #endif 491 #ifdef DEV_SPLASH 492 if ((sc->flags & SC_SPLASH_SCRN) != 0) 493 splash_term(sc->adp); 494 #endif 495 #ifndef SC_NO_HISTORY 496 if (scp->history != NULL) { 497 sc_vtb_append(&scp->vtb, 0, scp->history, 498 scp->ypos * scp->xsize + scp->xpos); 499 scp->history_pos = sc_vtb_tail(scp->history); 500 } 501 #endif 502 vidd_set_mode(sc->adp, vmode); 503 scp->status |= (UNKNOWN_MODE | PIXEL_MODE | MOUSE_HIDDEN); 504 scp->status &= ~(GRAPHICS_MODE | MOUSE_VISIBLE); 505 scp->xpixel = info.vi_width; 506 scp->ypixel = info.vi_height; 507 scp->xsize = scp->xpixel / 8; 508 scp->ysize = scp->ypixel / fontsize; 509 scp->xpos = 0; 510 scp->ypos = scp->ysize - 1; 511 scp->xoff = scp->yoff = 0; 512 scp->font = font; 513 scp->font_size = fontsize; 514 scp->font_width = 8; 515 scp->start = scp->xsize * scp->ysize - 1; 516 scp->end = 0; 517 scp->cursor_pos = scp->cursor_oldpos = scp->xsize * scp->xsize; 518 scp->mode = sc->initial_mode = vmode; 519 #ifndef __sparc64__ 520 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 521 (void *)sc->adp->va_window, FALSE); 522 #endif 523 sc_alloc_scr_buffer(scp, FALSE, FALSE); 524 sc_init_emulator(scp, NULL); 525 #ifndef SC_NO_CUTPASTE 526 sc_alloc_cut_buffer(scp, FALSE); 527 #endif 528 #ifndef SC_NO_HISTORY 529 sc_alloc_history_buffer(scp, 0, 0, FALSE); 530 #endif 531 sc_set_border(scp, scp->border); 532 sc_set_cursor_image(scp); 533 scp->status &= ~UNKNOWN_MODE; 534 #ifdef DEV_SPLASH 535 if ((sc->flags & SC_SPLASH_SCRN) != 0) 536 splash_init(sc->adp, scsplash_callback, sc); 537 #endif 538 } 539 #endif 540 541 int 542 sc_attach_unit(int unit, int flags) 543 { 544 sc_softc_t *sc; 545 scr_stat *scp; 546 struct cdev *dev; 547 void *oldts, *ts; 548 int i, vc; 549 550 if (!vty_enabled(VTY_SC)) 551 return ENXIO; 552 553 flags &= ~SC_KERNEL_CONSOLE; 554 555 if (sc_console_unit == unit) { 556 /* 557 * If this unit is being used as the system console, we need to 558 * adjust some variables and buffers before and after scinit(). 559 */ 560 /* assert(sc_console != NULL) */ 561 flags |= SC_KERNEL_CONSOLE; 562 scmeminit(NULL); 563 564 scinit(unit, flags); 565 566 if (sc_console->tsw->te_size > 0) { 567 /* assert(sc_console->ts != NULL); */ 568 oldts = sc_console->ts; 569 for (i = 0; i <= mp_maxid; i++) { 570 ts = malloc(sc_console->tsw->te_size, M_DEVBUF, M_WAITOK); 571 bcopy(oldts, ts, sc_console->tsw->te_size); 572 sc_console->ts = ts; 573 (*sc_console->tsw->te_default_attr)(sc_console, sc_kattrtab[i], 574 SC_KERNEL_CONS_REV_ATTR); 575 kernel_console_ts[i] = ts; 576 } 577 sc_console->ts = oldts; 578 (*sc_console->tsw->te_default_attr)(sc_console, SC_NORM_ATTR, 579 SC_NORM_REV_ATTR); 580 } 581 } else { 582 scinit(unit, flags); 583 } 584 585 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 586 sc->config = flags; 587 callout_init(&sc->ctimeout, 0); 588 callout_init(&sc->cblink, 0); 589 scp = sc_get_stat(sc->dev[0]); 590 if (sc_console == NULL) /* sc_console_unit < 0 */ 591 sc_console = scp; 592 593 #ifdef SC_PIXEL_MODE 594 if ((sc->config & SC_VESAMODE) != 0) 595 sc_set_vesa_mode(scp, sc, unit); 596 #endif /* SC_PIXEL_MODE */ 597 598 /* initialize cursor */ 599 if (!ISGRAPHSC(scp)) 600 update_cursor_image(scp); 601 602 /* get screen update going */ 603 scrn_timer(sc); 604 605 /* set up the keyboard */ 606 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 607 update_kbd_state(scp, scp->status, LOCK_MASK); 608 609 printf("%s%d: %s <%d virtual consoles, flags=0x%x>\n", 610 SC_DRIVER_NAME, unit, adapter_name(sc->adp), sc->vtys, sc->config); 611 if (bootverbose) { 612 printf("%s%d:", SC_DRIVER_NAME, unit); 613 if (sc->adapter >= 0) 614 printf(" fb%d", sc->adapter); 615 if (sc->keyboard >= 0) 616 printf(", kbd%d", sc->keyboard); 617 if (scp->tsw) 618 printf(", terminal emulator: %s (%s)", 619 scp->tsw->te_name, scp->tsw->te_desc); 620 printf("\n"); 621 } 622 623 /* Register suspend/resume/shutdown callbacks for the kernel console. */ 624 if (sc_console_unit == unit) { 625 EVENTHANDLER_REGISTER(power_suspend_early, scsuspend, NULL, 626 EVENTHANDLER_PRI_ANY); 627 EVENTHANDLER_REGISTER(power_resume, scresume, NULL, 628 EVENTHANDLER_PRI_ANY); 629 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, NULL, 630 SHUTDOWN_PRI_DEFAULT); 631 } 632 633 for (vc = 0; vc < sc->vtys; vc++) { 634 if (sc->dev[vc] == NULL) { 635 sc->dev[vc] = sc_alloc_tty(vc, vc + unit * MAXCONS); 636 if (vc == 0 && sc->dev == main_devs) 637 SC_STAT(sc->dev[0]) = &main_console; 638 } 639 /* 640 * The first vty already has struct tty and scr_stat initialized 641 * in scinit(). The other vtys will have these structs when 642 * first opened. 643 */ 644 } 645 646 dev = make_dev(&consolectl_devsw, 0, UID_ROOT, GID_WHEEL, 0600, 647 "consolectl"); 648 dev->si_drv1 = sc->dev[0]; 649 650 return 0; 651 } 652 653 static void 654 scmeminit(void *arg) 655 { 656 if (!vty_enabled(VTY_SC)) 657 return; 658 if (sc_malloc) 659 return; 660 sc_malloc = TRUE; 661 662 /* 663 * As soon as malloc() becomes functional, we had better allocate 664 * various buffers for the kernel console. 665 */ 666 667 if (sc_console_unit < 0) /* sc_console == NULL */ 668 return; 669 670 /* copy the temporary buffer to the final buffer */ 671 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 672 673 #ifndef SC_NO_CUTPASTE 674 sc_alloc_cut_buffer(sc_console, FALSE); 675 #endif 676 677 #ifndef SC_NO_HISTORY 678 /* initialize history buffer & pointers */ 679 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 680 #endif 681 } 682 683 /* XXX */ 684 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 685 686 static int 687 scdevtounit(struct tty *tp) 688 { 689 int vty = SC_VTY(tp); 690 691 if (vty == SC_CONSOLECTL) 692 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 693 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 694 return -1; 695 else 696 return vty/MAXCONS; 697 } 698 699 static int 700 sctty_open(struct tty *tp) 701 { 702 int unit = scdevtounit(tp); 703 sc_softc_t *sc; 704 scr_stat *scp; 705 #ifndef __sparc64__ 706 keyarg_t key; 707 #endif 708 709 DPRINTF(5, ("scopen: dev:%s, unit:%d, vty:%d\n", 710 devtoname(tp->t_dev), unit, SC_VTY(tp))); 711 712 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 713 if (sc == NULL) 714 return ENXIO; 715 716 if (!tty_opened(tp)) { 717 /* Use the current setting of the <-- key as default VERASE. */ 718 /* If the Delete key is preferable, an stty is necessary */ 719 #ifndef __sparc64__ 720 if (sc->kbd != NULL) { 721 key.keynum = KEYCODE_BS; 722 (void)kbdd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 723 tp->t_termios.c_cc[VERASE] = key.key.map[0]; 724 } 725 #endif 726 } 727 728 scp = sc_get_stat(tp); 729 if (scp == NULL) { 730 scp = SC_STAT(tp) = alloc_scp(sc, SC_VTY(tp)); 731 if (ISGRAPHSC(scp)) 732 sc_set_pixel_mode(scp, NULL, 0, 0, 16, 8); 733 } 734 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 735 tp->t_winsize.ws_col = scp->xsize; 736 tp->t_winsize.ws_row = scp->ysize; 737 } 738 739 return (0); 740 } 741 742 static void 743 sctty_close(struct tty *tp) 744 { 745 scr_stat *scp; 746 int s; 747 748 if (SC_VTY(tp) != SC_CONSOLECTL) { 749 scp = sc_get_stat(tp); 750 /* were we in the middle of the VT switching process? */ 751 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 752 s = spltty(); 753 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 754 cnavailable(sc_consptr, TRUE); 755 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 756 DPRINTF(5, ("reset WAIT_REL, ")); 757 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 758 DPRINTF(5, ("reset WAIT_ACQ, ")); 759 #ifdef not_yet_done 760 if (scp == &main_console) { 761 scp->pid = 0; 762 scp->proc = NULL; 763 scp->smode.mode = VT_AUTO; 764 } 765 else { 766 sc_vtb_destroy(&scp->vtb); 767 #ifndef __sparc64__ 768 sc_vtb_destroy(&scp->scr); 769 #endif 770 sc_free_history_buffer(scp, scp->ysize); 771 SC_STAT(tp) = NULL; 772 free(scp, M_DEVBUF); 773 } 774 #else 775 scp->pid = 0; 776 scp->proc = NULL; 777 scp->smode.mode = VT_AUTO; 778 #endif 779 scp->kbd_mode = K_XLATE; 780 if (scp == scp->sc->cur_scp) 781 (void)kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 782 DPRINTF(5, ("done.\n")); 783 } 784 } 785 786 #if 0 /* XXX mpsafetty: fix screensaver. What about outwakeup? */ 787 static int 788 scread(struct cdev *dev, struct uio *uio, int flag) 789 { 790 if (!sc_saver_keyb_only) 791 sc_touch_scrn_saver(); 792 return ttyread(dev, uio, flag); 793 } 794 #endif 795 796 static int 797 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 798 { 799 sc_softc_t *sc; 800 struct tty *cur_tty; 801 int c, error = 0; 802 size_t len; 803 const u_char *cp; 804 805 sc = (sc_softc_t *)arg; 806 /* assert(thiskbd == sc->kbd) */ 807 808 mtx_lock(&Giant); 809 810 switch (event) { 811 case KBDIO_KEYINPUT: 812 break; 813 case KBDIO_UNLOADING: 814 sc->kbd = NULL; 815 sc->keyboard = -1; 816 kbd_release(thiskbd, (void *)&sc->keyboard); 817 goto done; 818 default: 819 error = EINVAL; 820 goto done; 821 } 822 823 /* 824 * Loop while there is still input to get from the keyboard. 825 * I don't think this is nessesary, and it doesn't fix 826 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 827 */ 828 while ((c = scgetc(sc, SCGETC_NONBLOCK, NULL)) != NOKEY) { 829 830 cur_tty = SC_DEV(sc, sc->cur_scp->index); 831 if (!tty_opened_ns(cur_tty)) 832 continue; 833 834 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 835 continue; 836 837 switch (KEYFLAGS(c)) { 838 case 0x0000: /* normal key */ 839 ttydisc_rint(cur_tty, KEYCHAR(c), 0); 840 break; 841 case FKEY: /* function key, return string */ 842 cp = (*sc->cur_scp->tsw->te_fkeystr)(sc->cur_scp, c); 843 if (cp != NULL) { 844 ttydisc_rint_simple(cur_tty, cp, strlen(cp)); 845 break; 846 } 847 cp = kbdd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 848 if (cp != NULL) 849 ttydisc_rint_simple(cur_tty, cp, len); 850 break; 851 case MKEY: /* meta is active, prepend ESC */ 852 ttydisc_rint(cur_tty, 0x1b, 0); 853 ttydisc_rint(cur_tty, KEYCHAR(c), 0); 854 break; 855 case BKEY: /* backtab fixed sequence (esc [ Z) */ 856 ttydisc_rint_simple(cur_tty, "\x1B[Z", 3); 857 break; 858 } 859 860 ttydisc_rint_done(cur_tty); 861 } 862 863 sc->cur_scp->status |= MOUSE_HIDDEN; 864 865 done: 866 mtx_unlock(&Giant); 867 return (error); 868 } 869 870 static int 871 sctty_ioctl(struct tty *tp, u_long cmd, caddr_t data, struct thread *td) 872 { 873 int error; 874 int i; 875 sc_softc_t *sc; 876 scr_stat *scp; 877 int s; 878 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 879 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 880 int ival; 881 #endif 882 883 /* If there is a user_ioctl function call that first */ 884 if (sc_user_ioctl) { 885 error = (*sc_user_ioctl)(tp, cmd, data, td); 886 if (error != ENOIOCTL) 887 return error; 888 } 889 890 error = sc_vid_ioctl(tp, cmd, data, td); 891 if (error != ENOIOCTL) 892 return error; 893 894 #ifndef SC_NO_HISTORY 895 error = sc_hist_ioctl(tp, cmd, data, td); 896 if (error != ENOIOCTL) 897 return error; 898 #endif 899 900 #ifndef SC_NO_SYSMOUSE 901 error = sc_mouse_ioctl(tp, cmd, data, td); 902 if (error != ENOIOCTL) 903 return error; 904 #endif 905 906 scp = sc_get_stat(tp); 907 /* assert(scp != NULL) */ 908 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 909 sc = scp->sc; 910 911 if (scp->tsw) { 912 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, td); 913 if (error != ENOIOCTL) 914 return error; 915 } 916 917 switch (cmd) { /* process console hardware related ioctl's */ 918 919 case GIO_ATTR: /* get current attributes */ 920 /* this ioctl is not processed here, but in the terminal emulator */ 921 return ENOTTY; 922 923 case GIO_COLOR: /* is this a color console ? */ 924 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 925 return 0; 926 927 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 928 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 929 return EINVAL; 930 s = spltty(); 931 scrn_blank_time = *(int *)data; 932 run_scrn_saver = (scrn_blank_time != 0); 933 splx(s); 934 return 0; 935 936 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 937 s = spltty(); 938 *(int *)data &= CONS_CURSOR_ATTRS; 939 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 940 splx(s); 941 return 0; 942 943 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 944 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 945 ((int *)data)[0] = scp->curr_curs_attr.flags; 946 ((int *)data)[1] = scp->curr_curs_attr.base; 947 ((int *)data)[2] = scp->curr_curs_attr.height; 948 } else { 949 ((int *)data)[0] = sc->curs_attr.flags; 950 ((int *)data)[1] = sc->curs_attr.base; 951 ((int *)data)[2] = sc->curs_attr.height; 952 } 953 return 0; 954 955 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 956 s = spltty(); 957 sc_change_cursor_shape(scp, ((int *)data)[0], 958 ((int *)data)[1], ((int *)data)[2]); 959 splx(s); 960 return 0; 961 962 case CONS_BELLTYPE: /* set bell type sound/visual */ 963 if ((*(int *)data) & CONS_VISUAL_BELL) 964 sc->flags |= SC_VISUAL_BELL; 965 else 966 sc->flags &= ~SC_VISUAL_BELL; 967 if ((*(int *)data) & CONS_QUIET_BELL) 968 sc->flags |= SC_QUIET_BELL; 969 else 970 sc->flags &= ~SC_QUIET_BELL; 971 return 0; 972 973 case CONS_GETINFO: /* get current (virtual) console info */ 974 { 975 vid_info_t *ptr = (vid_info_t*)data; 976 if (ptr->size == sizeof(struct vid_info)) { 977 ptr->m_num = sc->cur_scp->index; 978 ptr->font_size = scp->font_size; 979 ptr->mv_col = scp->xpos; 980 ptr->mv_row = scp->ypos; 981 ptr->mv_csz = scp->xsize; 982 ptr->mv_rsz = scp->ysize; 983 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 984 /* 985 * The following fields are filled by the terminal emulator. XXX 986 * 987 * ptr->mv_norm.fore 988 * ptr->mv_norm.back 989 * ptr->mv_rev.fore 990 * ptr->mv_rev.back 991 */ 992 ptr->mv_grfc.fore = 0; /* not supported */ 993 ptr->mv_grfc.back = 0; /* not supported */ 994 ptr->mv_ovscan = scp->border; 995 if (scp == sc->cur_scp) 996 save_kbd_state(scp); 997 ptr->mk_keylock = scp->status & LOCK_MASK; 998 return 0; 999 } 1000 return EINVAL; 1001 } 1002 1003 case CONS_GETVERS: /* get version number */ 1004 *(int*)data = 0x200; /* version 2.0 */ 1005 return 0; 1006 1007 case CONS_IDLE: /* see if the screen has been idle */ 1008 /* 1009 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 1010 * the user process may have been writing something on the 1011 * screen and syscons is not aware of it. Declare the screen 1012 * is NOT idle if it is in one of these modes. But there is 1013 * an exception to it; if a screen saver is running in the 1014 * graphics mode in the current screen, we should say that the 1015 * screen has been idle. 1016 */ 1017 *(int *)data = (sc->flags & SC_SCRN_IDLE) 1018 && (!ISGRAPHSC(sc->cur_scp) 1019 || (sc->cur_scp->status & SAVER_RUNNING)); 1020 return 0; 1021 1022 case CONS_SAVERMODE: /* set saver mode */ 1023 switch(*(int *)data) { 1024 case CONS_NO_SAVER: 1025 case CONS_USR_SAVER: 1026 /* if a LKM screen saver is running, stop it first. */ 1027 scsplash_stick(FALSE); 1028 saver_mode = *(int *)data; 1029 s = spltty(); 1030 #ifdef DEV_SPLASH 1031 if ((error = wait_scrn_saver_stop(NULL))) { 1032 splx(s); 1033 return error; 1034 } 1035 #endif 1036 run_scrn_saver = TRUE; 1037 if (saver_mode == CONS_USR_SAVER) 1038 scp->status |= SAVER_RUNNING; 1039 else 1040 scp->status &= ~SAVER_RUNNING; 1041 scsplash_stick(TRUE); 1042 splx(s); 1043 break; 1044 case CONS_LKM_SAVER: 1045 s = spltty(); 1046 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 1047 scp->status &= ~SAVER_RUNNING; 1048 saver_mode = *(int *)data; 1049 splx(s); 1050 break; 1051 default: 1052 return EINVAL; 1053 } 1054 return 0; 1055 1056 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 1057 /* 1058 * Note that this ioctl does not guarantee the screen saver 1059 * actually starts or stops. It merely attempts to do so... 1060 */ 1061 s = spltty(); 1062 run_scrn_saver = (*(int *)data != 0); 1063 if (run_scrn_saver) 1064 sc->scrn_time_stamp -= scrn_blank_time; 1065 splx(s); 1066 return 0; 1067 1068 case CONS_SCRSHOT: /* get a screen shot */ 1069 { 1070 int retval, hist_rsz; 1071 size_t lsize, csize; 1072 vm_offset_t frbp, hstp; 1073 unsigned lnum; 1074 scrshot_t *ptr = (scrshot_t *)data; 1075 void *outp = ptr->buf; 1076 1077 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0) 1078 return EINVAL; 1079 s = spltty(); 1080 if (ISGRAPHSC(scp)) { 1081 splx(s); 1082 return EOPNOTSUPP; 1083 } 1084 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 1085 if (((u_int)ptr->x + ptr->xsize) > scp->xsize || 1086 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 1087 splx(s); 1088 return EINVAL; 1089 } 1090 1091 lsize = scp->xsize * sizeof(u_int16_t); 1092 csize = ptr->xsize * sizeof(u_int16_t); 1093 /* Pointer to the last line of framebuffer */ 1094 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 1095 sizeof(u_int16_t); 1096 /* Pointer to the last line of target buffer */ 1097 outp = (char *)outp + ptr->ysize * csize; 1098 /* Pointer to the last line of history buffer */ 1099 if (scp->history != NULL) 1100 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 1101 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 1102 else 1103 hstp = 0; 1104 1105 retval = 0; 1106 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 1107 if (lnum < scp->ysize) { 1108 frbp -= lsize; 1109 } else { 1110 hstp -= lsize; 1111 if (hstp < scp->history->vtb_buffer) 1112 hstp += scp->history->vtb_rows * lsize; 1113 frbp = hstp; 1114 } 1115 if (lnum < ptr->y) 1116 continue; 1117 outp = (char *)outp - csize; 1118 retval = copyout((void *)frbp, outp, csize); 1119 if (retval != 0) 1120 break; 1121 } 1122 splx(s); 1123 return retval; 1124 } 1125 1126 case VT_SETMODE: /* set screen switcher mode */ 1127 { 1128 struct vt_mode *mode; 1129 struct proc *p1; 1130 1131 mode = (struct vt_mode *)data; 1132 DPRINTF(5, ("%s%d: VT_SETMODE ", SC_DRIVER_NAME, sc->unit)); 1133 if (scp->smode.mode == VT_PROCESS) { 1134 p1 = pfind(scp->pid); 1135 if (scp->proc == p1 && scp->proc != td->td_proc) { 1136 if (p1) 1137 PROC_UNLOCK(p1); 1138 DPRINTF(5, ("error EPERM\n")); 1139 return EPERM; 1140 } 1141 if (p1) 1142 PROC_UNLOCK(p1); 1143 } 1144 s = spltty(); 1145 if (mode->mode == VT_AUTO) { 1146 scp->smode.mode = VT_AUTO; 1147 scp->proc = NULL; 1148 scp->pid = 0; 1149 DPRINTF(5, ("VT_AUTO, ")); 1150 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 1151 cnavailable(sc_consptr, TRUE); 1152 /* were we in the middle of the vty switching process? */ 1153 if (finish_vt_rel(scp, TRUE, &s) == 0) 1154 DPRINTF(5, ("reset WAIT_REL, ")); 1155 if (finish_vt_acq(scp) == 0) 1156 DPRINTF(5, ("reset WAIT_ACQ, ")); 1157 } else { 1158 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 1159 || !ISSIGVALID(mode->frsig)) { 1160 splx(s); 1161 DPRINTF(5, ("error EINVAL\n")); 1162 return EINVAL; 1163 } 1164 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 1165 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 1166 scp->proc = td->td_proc; 1167 scp->pid = scp->proc->p_pid; 1168 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 1169 cnavailable(sc_consptr, FALSE); 1170 } 1171 splx(s); 1172 DPRINTF(5, ("\n")); 1173 return 0; 1174 } 1175 1176 case VT_GETMODE: /* get screen switcher mode */ 1177 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 1178 return 0; 1179 1180 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1181 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1182 case _IO('v', 4): 1183 ival = IOCPARM_IVAL(data); 1184 data = (caddr_t)&ival; 1185 /* FALLTHROUGH */ 1186 #endif 1187 case VT_RELDISP: /* screen switcher ioctl */ 1188 s = spltty(); 1189 /* 1190 * This must be the current vty which is in the VT_PROCESS 1191 * switching mode... 1192 */ 1193 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 1194 splx(s); 1195 return EINVAL; 1196 } 1197 /* ...and this process is controlling it. */ 1198 if (scp->proc != td->td_proc) { 1199 splx(s); 1200 return EPERM; 1201 } 1202 error = EINVAL; 1203 switch(*(int *)data) { 1204 case VT_FALSE: /* user refuses to release screen, abort */ 1205 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 1206 DPRINTF(5, ("%s%d: VT_FALSE\n", SC_DRIVER_NAME, sc->unit)); 1207 break; 1208 case VT_TRUE: /* user has released screen, go on */ 1209 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 1210 DPRINTF(5, ("%s%d: VT_TRUE\n", SC_DRIVER_NAME, sc->unit)); 1211 break; 1212 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1213 if ((error = finish_vt_acq(scp)) == 0) 1214 DPRINTF(5, ("%s%d: VT_ACKACQ\n", SC_DRIVER_NAME, sc->unit)); 1215 break; 1216 default: 1217 break; 1218 } 1219 splx(s); 1220 return error; 1221 1222 case VT_OPENQRY: /* return free virtual console */ 1223 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1224 tp = SC_DEV(sc, i); 1225 if (!tty_opened_ns(tp)) { 1226 *(int *)data = i + 1; 1227 return 0; 1228 } 1229 } 1230 return EINVAL; 1231 1232 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1233 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1234 case _IO('v', 5): 1235 ival = IOCPARM_IVAL(data); 1236 data = (caddr_t)&ival; 1237 /* FALLTHROUGH */ 1238 #endif 1239 case VT_ACTIVATE: /* switch to screen *data */ 1240 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1241 s = spltty(); 1242 error = sc_clean_up(sc->cur_scp); 1243 splx(s); 1244 if (error) 1245 return error; 1246 error = sc_switch_scr(sc, i); 1247 return (error); 1248 1249 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1250 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1251 case _IO('v', 6): 1252 ival = IOCPARM_IVAL(data); 1253 data = (caddr_t)&ival; 1254 /* FALLTHROUGH */ 1255 #endif 1256 case VT_WAITACTIVE: /* wait for switch to occur */ 1257 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1258 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1259 return EINVAL; 1260 if (i == sc->cur_scp->index) 1261 return 0; 1262 error = tsleep(VTY_WCHAN(sc, i), (PZERO + 1) | PCATCH, "waitvt", 0); 1263 return error; 1264 1265 case VT_GETACTIVE: /* get active vty # */ 1266 *(int *)data = sc->cur_scp->index + 1; 1267 return 0; 1268 1269 case VT_GETINDEX: /* get this vty # */ 1270 *(int *)data = scp->index + 1; 1271 return 0; 1272 1273 case VT_LOCKSWITCH: /* prevent vty switching */ 1274 if ((*(int *)data) & 0x01) 1275 sc->flags |= SC_SCRN_VTYLOCK; 1276 else 1277 sc->flags &= ~SC_SCRN_VTYLOCK; 1278 return 0; 1279 1280 case KDENABIO: /* allow io operations */ 1281 error = priv_check(td, PRIV_IO); 1282 if (error != 0) 1283 return error; 1284 error = securelevel_gt(td->td_ucred, 0); 1285 if (error != 0) 1286 return error; 1287 #ifdef __i386__ 1288 td->td_frame->tf_eflags |= PSL_IOPL; 1289 #elif defined(__amd64__) 1290 td->td_frame->tf_rflags |= PSL_IOPL; 1291 #endif 1292 return 0; 1293 1294 case KDDISABIO: /* disallow io operations (default) */ 1295 #ifdef __i386__ 1296 td->td_frame->tf_eflags &= ~PSL_IOPL; 1297 #elif defined(__amd64__) 1298 td->td_frame->tf_rflags &= ~PSL_IOPL; 1299 #endif 1300 return 0; 1301 1302 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1303 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1304 case _IO('K', 20): 1305 ival = IOCPARM_IVAL(data); 1306 data = (caddr_t)&ival; 1307 /* FALLTHROUGH */ 1308 #endif 1309 case KDSKBSTATE: /* set keyboard state (locks) */ 1310 if (*(int *)data & ~LOCK_MASK) 1311 return EINVAL; 1312 scp->status &= ~LOCK_MASK; 1313 scp->status |= *(int *)data; 1314 if (scp == sc->cur_scp) 1315 update_kbd_state(scp, scp->status, LOCK_MASK); 1316 return 0; 1317 1318 case KDGKBSTATE: /* get keyboard state (locks) */ 1319 if (scp == sc->cur_scp) 1320 save_kbd_state(scp); 1321 *(int *)data = scp->status & LOCK_MASK; 1322 return 0; 1323 1324 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1325 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1326 error = kbdd_ioctl(sc->kbd, cmd, data); 1327 if (error == ENOIOCTL) 1328 error = ENODEV; 1329 return error; 1330 1331 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1332 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1333 case _IO('K', 67): 1334 ival = IOCPARM_IVAL(data); 1335 data = (caddr_t)&ival; 1336 /* FALLTHROUGH */ 1337 #endif 1338 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1339 if (*(int *)data & ~0x7f) 1340 return EINVAL; 1341 error = kbdd_ioctl(sc->kbd, KDSETRAD, data); 1342 if (error == ENOIOCTL) 1343 error = ENODEV; 1344 return error; 1345 1346 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1347 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1348 case _IO('K', 7): 1349 ival = IOCPARM_IVAL(data); 1350 data = (caddr_t)&ival; 1351 /* FALLTHROUGH */ 1352 #endif 1353 case KDSKBMODE: /* set keyboard mode */ 1354 switch (*(int *)data) { 1355 case K_XLATE: /* switch to XLT ascii mode */ 1356 case K_RAW: /* switch to RAW scancode mode */ 1357 case K_CODE: /* switch to CODE mode */ 1358 scp->kbd_mode = *(int *)data; 1359 if (scp == sc->cur_scp) 1360 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, data); 1361 return 0; 1362 default: 1363 return EINVAL; 1364 } 1365 /* NOT REACHED */ 1366 1367 case KDGKBMODE: /* get keyboard mode */ 1368 *(int *)data = scp->kbd_mode; 1369 return 0; 1370 1371 case KDGKBINFO: 1372 error = kbdd_ioctl(sc->kbd, cmd, data); 1373 if (error == ENOIOCTL) 1374 error = ENODEV; 1375 return error; 1376 1377 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1378 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1379 case _IO('K', 8): 1380 ival = IOCPARM_IVAL(data); 1381 data = (caddr_t)&ival; 1382 /* FALLTHROUGH */ 1383 #endif 1384 case KDMKTONE: /* sound the bell */ 1385 if (*(int*)data) 1386 sc_bell(scp, (*(int*)data)&0xffff, 1387 (((*(int*)data)>>16)&0xffff)*hz/1000); 1388 else 1389 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1390 return 0; 1391 1392 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1393 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1394 case _IO('K', 63): 1395 ival = IOCPARM_IVAL(data); 1396 data = (caddr_t)&ival; 1397 /* FALLTHROUGH */ 1398 #endif 1399 case KIOCSOUND: /* make tone (*data) hz */ 1400 if (scp == sc->cur_scp) { 1401 if (*(int *)data) 1402 return sc_tone(*(int *)data); 1403 else 1404 return sc_tone(0); 1405 } 1406 return 0; 1407 1408 case KDGKBTYPE: /* get keyboard type */ 1409 error = kbdd_ioctl(sc->kbd, cmd, data); 1410 if (error == ENOIOCTL) { 1411 /* always return something? XXX */ 1412 *(int *)data = 0; 1413 } 1414 return 0; 1415 1416 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1417 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1418 case _IO('K', 66): 1419 ival = IOCPARM_IVAL(data); 1420 data = (caddr_t)&ival; 1421 /* FALLTHROUGH */ 1422 #endif 1423 case KDSETLED: /* set keyboard LED status */ 1424 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1425 return EINVAL; 1426 scp->status &= ~LED_MASK; 1427 scp->status |= *(int *)data; 1428 if (scp == sc->cur_scp) 1429 update_kbd_leds(scp, scp->status); 1430 return 0; 1431 1432 case KDGETLED: /* get keyboard LED status */ 1433 if (scp == sc->cur_scp) 1434 save_kbd_state(scp); 1435 *(int *)data = scp->status & LED_MASK; 1436 return 0; 1437 1438 case KBADDKBD: /* add/remove keyboard to/from mux */ 1439 case KBRELKBD: 1440 error = kbdd_ioctl(sc->kbd, cmd, data); 1441 if (error == ENOIOCTL) 1442 error = ENODEV; 1443 return error; 1444 1445 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1446 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1447 case _IO('c', 110): 1448 ival = IOCPARM_IVAL(data); 1449 data = (caddr_t)&ival; 1450 /* FALLTHROUGH */ 1451 #endif 1452 case CONS_SETKBD: /* set the new keyboard */ 1453 { 1454 keyboard_t *newkbd; 1455 1456 s = spltty(); 1457 newkbd = kbd_get_keyboard(*(int *)data); 1458 if (newkbd == NULL) { 1459 splx(s); 1460 return EINVAL; 1461 } 1462 error = 0; 1463 if (sc->kbd != newkbd) { 1464 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1465 (void *)&sc->keyboard, sckbdevent, sc); 1466 /* i == newkbd->kb_index */ 1467 if (i >= 0) { 1468 if (sc->kbd != NULL) { 1469 save_kbd_state(sc->cur_scp); 1470 kbd_release(sc->kbd, (void *)&sc->keyboard); 1471 } 1472 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1473 sc->keyboard = i; 1474 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, 1475 (caddr_t)&sc->cur_scp->kbd_mode); 1476 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1477 LOCK_MASK); 1478 } else { 1479 error = EPERM; /* XXX */ 1480 } 1481 } 1482 splx(s); 1483 return error; 1484 } 1485 1486 case CONS_RELKBD: /* release the current keyboard */ 1487 s = spltty(); 1488 error = 0; 1489 if (sc->kbd != NULL) { 1490 save_kbd_state(sc->cur_scp); 1491 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1492 if (error == 0) { 1493 sc->kbd = NULL; 1494 sc->keyboard = -1; 1495 } 1496 } 1497 splx(s); 1498 return error; 1499 1500 case CONS_GETTERM: /* get the current terminal emulator info */ 1501 { 1502 sc_term_sw_t *sw; 1503 1504 if (((term_info_t *)data)->ti_index == 0) { 1505 sw = scp->tsw; 1506 } else { 1507 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1508 } 1509 if (sw != NULL) { 1510 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1511 sizeof(((term_info_t *)data)->ti_name)); 1512 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1513 sizeof(((term_info_t *)data)->ti_desc)); 1514 ((term_info_t *)data)->ti_flags = 0; 1515 return 0; 1516 } else { 1517 ((term_info_t *)data)->ti_name[0] = '\0'; 1518 ((term_info_t *)data)->ti_desc[0] = '\0'; 1519 ((term_info_t *)data)->ti_flags = 0; 1520 return EINVAL; 1521 } 1522 } 1523 1524 case CONS_SETTERM: /* set the current terminal emulator */ 1525 s = spltty(); 1526 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1527 /* FIXME: what if scp == sc_console! XXX */ 1528 splx(s); 1529 return error; 1530 1531 case GIO_SCRNMAP: /* get output translation table */ 1532 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1533 return 0; 1534 1535 case PIO_SCRNMAP: /* set output translation table */ 1536 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1537 for (i=0; i<sizeof(sc->scr_map); i++) { 1538 sc->scr_rmap[sc->scr_map[i]] = i; 1539 } 1540 return 0; 1541 1542 case GIO_KEYMAP: /* get keyboard translation table */ 1543 case PIO_KEYMAP: /* set keyboard translation table */ 1544 case OGIO_KEYMAP: /* get keyboard translation table (compat) */ 1545 case OPIO_KEYMAP: /* set keyboard translation table (compat) */ 1546 case GIO_DEADKEYMAP: /* get accent key translation table */ 1547 case PIO_DEADKEYMAP: /* set accent key translation table */ 1548 case GETFKEY: /* get function key string */ 1549 case SETFKEY: /* set function key string */ 1550 error = kbdd_ioctl(sc->kbd, cmd, data); 1551 if (error == ENOIOCTL) 1552 error = ENODEV; 1553 return error; 1554 1555 #ifndef SC_NO_FONT_LOADING 1556 1557 case PIO_FONT8x8: /* set 8x8 dot font */ 1558 if (!ISFONTAVAIL(sc->adp->va_flags)) 1559 return ENXIO; 1560 bcopy(data, sc->font_8, 8*256); 1561 sc->fonts_loaded |= FONT_8; 1562 /* 1563 * FONT KLUDGE 1564 * Always use the font page #0. XXX 1565 * Don't load if the current font size is not 8x8. 1566 */ 1567 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1568 sc_load_font(sc->cur_scp, 0, 8, 8, sc->font_8, 0, 256); 1569 return 0; 1570 1571 case GIO_FONT8x8: /* get 8x8 dot font */ 1572 if (!ISFONTAVAIL(sc->adp->va_flags)) 1573 return ENXIO; 1574 if (sc->fonts_loaded & FONT_8) { 1575 bcopy(sc->font_8, data, 8*256); 1576 return 0; 1577 } 1578 else 1579 return ENXIO; 1580 1581 case PIO_FONT8x14: /* set 8x14 dot font */ 1582 if (!ISFONTAVAIL(sc->adp->va_flags)) 1583 return ENXIO; 1584 bcopy(data, sc->font_14, 14*256); 1585 sc->fonts_loaded |= FONT_14; 1586 /* 1587 * FONT KLUDGE 1588 * Always use the font page #0. XXX 1589 * Don't load if the current font size is not 8x14. 1590 */ 1591 if (ISTEXTSC(sc->cur_scp) 1592 && (sc->cur_scp->font_size >= 14) 1593 && (sc->cur_scp->font_size < 16)) 1594 sc_load_font(sc->cur_scp, 0, 14, 8, sc->font_14, 0, 256); 1595 return 0; 1596 1597 case GIO_FONT8x14: /* get 8x14 dot font */ 1598 if (!ISFONTAVAIL(sc->adp->va_flags)) 1599 return ENXIO; 1600 if (sc->fonts_loaded & FONT_14) { 1601 bcopy(sc->font_14, data, 14*256); 1602 return 0; 1603 } 1604 else 1605 return ENXIO; 1606 1607 case PIO_FONT8x16: /* set 8x16 dot font */ 1608 if (!ISFONTAVAIL(sc->adp->va_flags)) 1609 return ENXIO; 1610 bcopy(data, sc->font_16, 16*256); 1611 sc->fonts_loaded |= FONT_16; 1612 /* 1613 * FONT KLUDGE 1614 * Always use the font page #0. XXX 1615 * Don't load if the current font size is not 8x16. 1616 */ 1617 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1618 sc_load_font(sc->cur_scp, 0, 16, 8, sc->font_16, 0, 256); 1619 return 0; 1620 1621 case GIO_FONT8x16: /* get 8x16 dot font */ 1622 if (!ISFONTAVAIL(sc->adp->va_flags)) 1623 return ENXIO; 1624 if (sc->fonts_loaded & FONT_16) { 1625 bcopy(sc->font_16, data, 16*256); 1626 return 0; 1627 } 1628 else 1629 return ENXIO; 1630 1631 #endif /* SC_NO_FONT_LOADING */ 1632 1633 default: 1634 break; 1635 } 1636 1637 return (ENOIOCTL); 1638 } 1639 1640 static int 1641 consolectl_ioctl(struct cdev *dev, u_long cmd, caddr_t data, int fflag, 1642 struct thread *td) 1643 { 1644 1645 return sctty_ioctl(dev->si_drv1, cmd, data, td); 1646 } 1647 1648 static int 1649 consolectl_close(struct cdev *dev, int flags, int mode, struct thread *td) 1650 { 1651 #ifndef SC_NO_SYSMOUSE 1652 mouse_info_t info; 1653 memset(&info, 0, sizeof(info)); 1654 info.operation = MOUSE_ACTION; 1655 1656 /* 1657 * Make sure all buttons are released when moused and other 1658 * console daemons exit, so that no buttons are left pressed. 1659 */ 1660 (void) sctty_ioctl(dev->si_drv1, CONS_MOUSECTL, (caddr_t)&info, td); 1661 #endif 1662 return (0); 1663 } 1664 1665 static void 1666 sc_cnprobe(struct consdev *cp) 1667 { 1668 int unit; 1669 int flags; 1670 1671 if (!vty_enabled(VTY_SC)) { 1672 cp->cn_pri = CN_DEAD; 1673 return; 1674 } 1675 1676 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1677 1678 /* a video card is always required */ 1679 if (!scvidprobe(unit, flags, TRUE)) 1680 cp->cn_pri = CN_DEAD; 1681 1682 /* syscons will become console even when there is no keyboard */ 1683 sckbdprobe(unit, flags, TRUE); 1684 1685 if (cp->cn_pri == CN_DEAD) 1686 return; 1687 1688 /* initialize required fields */ 1689 strcpy(cp->cn_name, "ttyv0"); 1690 } 1691 1692 static void 1693 sc_cninit(struct consdev *cp) 1694 { 1695 int unit; 1696 int flags; 1697 1698 sc_get_cons_priority(&unit, &flags); 1699 scinit(unit, flags | SC_KERNEL_CONSOLE); 1700 sc_console_unit = unit; 1701 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1702 sc_consptr = cp; 1703 } 1704 1705 static void 1706 sc_cnterm(struct consdev *cp) 1707 { 1708 /* we are not the kernel console any more, release everything */ 1709 1710 if (sc_console_unit < 0) 1711 return; /* shouldn't happen */ 1712 1713 #if 0 /* XXX */ 1714 sc_clear_screen(sc_console); 1715 sccnupdate(sc_console); 1716 #endif 1717 1718 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1719 sc_console_unit = -1; 1720 sc_console = NULL; 1721 } 1722 1723 static void sccnclose(sc_softc_t *sc, struct sc_cnstate *sp); 1724 static int sc_cngetc_locked(struct sc_cnstate *sp); 1725 static void sccnkbdlock(sc_softc_t *sc, struct sc_cnstate *sp); 1726 static void sccnkbdunlock(sc_softc_t *sc, struct sc_cnstate *sp); 1727 static void sccnopen(sc_softc_t *sc, struct sc_cnstate *sp, int flags); 1728 static void sccnscrlock(sc_softc_t *sc, struct sc_cnstate *sp); 1729 static void sccnscrunlock(sc_softc_t *sc, struct sc_cnstate *sp); 1730 1731 static void 1732 sccnkbdlock(sc_softc_t *sc, struct sc_cnstate *sp) 1733 { 1734 /* 1735 * Locking method: hope for the best. 1736 * The keyboard is supposed to be Giant locked. We can't handle that 1737 * in general. The kdb_active case here is not safe, and we will 1738 * proceed without the lock in all cases. 1739 */ 1740 sp->kbd_locked = !kdb_active && mtx_trylock(&Giant); 1741 } 1742 1743 static void 1744 sccnkbdunlock(sc_softc_t *sc, struct sc_cnstate *sp) 1745 { 1746 if (sp->kbd_locked) 1747 mtx_unlock(&Giant); 1748 sp->kbd_locked = FALSE; 1749 } 1750 1751 static void 1752 sccnscrlock(sc_softc_t *sc, struct sc_cnstate *sp) 1753 { 1754 int retries; 1755 1756 /** 1757 * Locking method: 1758 * - if kdb_active and video_mtx is not owned by anyone, then lock 1759 * by kdb remaining active 1760 * - if !kdb_active, try to acquire video_mtx without blocking or 1761 * recursing; if we get it then it works normally. 1762 * Note that video_mtx is especially unusable if we already own it, 1763 * since then it is protecting something and syscons is not reentrant 1764 * enough to ignore the protection even in the kdb_active case. 1765 */ 1766 if (kdb_active) { 1767 sp->kdb_locked = sc->video_mtx.mtx_lock == MTX_UNOWNED || panicstr; 1768 sp->mtx_locked = FALSE; 1769 } else { 1770 sp->kdb_locked = FALSE; 1771 for (retries = 0; retries < 1000; retries++) { 1772 sp->mtx_locked = mtx_trylock_spin_flags(&sc->video_mtx, 1773 MTX_QUIET) != 0 || panicstr; 1774 if (sp->mtx_locked) 1775 break; 1776 DELAY(1); 1777 } 1778 } 1779 } 1780 1781 static void 1782 sccnscrunlock(sc_softc_t *sc, struct sc_cnstate *sp) 1783 { 1784 if (sp->mtx_locked) 1785 mtx_unlock_spin(&sc->video_mtx); 1786 sp->mtx_locked = sp->kdb_locked = FALSE; 1787 } 1788 1789 static void 1790 sccnopen(sc_softc_t *sc, struct sc_cnstate *sp, int flags) 1791 { 1792 int kbd_mode; 1793 1794 /* assert(sc_console_unit >= 0) */ 1795 1796 sp->kbd_opened = FALSE; 1797 sp->scr_opened = FALSE; 1798 sp->kbd_locked = FALSE; 1799 1800 /* Opening the keyboard is optional. */ 1801 if (!(flags & 1) || sc->kbd == NULL) 1802 goto over_keyboard; 1803 1804 sccnkbdlock(sc, sp); 1805 1806 /* 1807 * Make sure the keyboard is accessible even when the kbd device 1808 * driver is disabled. 1809 */ 1810 kbdd_enable(sc->kbd); 1811 1812 /* Switch the keyboard to console mode (K_XLATE, polled) on all scp's. */ 1813 kbd_mode = K_XLATE; 1814 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&kbd_mode); 1815 sc->kbd_open_level++; 1816 kbdd_poll(sc->kbd, TRUE); 1817 1818 sp->kbd_opened = TRUE; 1819 over_keyboard: ; 1820 1821 /* The screen is opened iff locking it succeeds. */ 1822 sccnscrlock(sc, sp); 1823 if (!sp->kdb_locked && !sp->mtx_locked) 1824 return; 1825 sp->scr_opened = TRUE; 1826 1827 /* The screen switch is optional. */ 1828 if (!(flags & 2)) 1829 return; 1830 1831 /* try to switch to the kernel console screen */ 1832 if (!cold && 1833 sc->cur_scp->index != sc_console->index && 1834 sc->cur_scp->smode.mode == VT_AUTO && 1835 sc_console->smode.mode == VT_AUTO) 1836 sc_switch_scr(sc, sc_console->index); 1837 } 1838 1839 static void 1840 sccnclose(sc_softc_t *sc, struct sc_cnstate *sp) 1841 { 1842 sp->scr_opened = FALSE; 1843 sccnscrunlock(sc, sp); 1844 1845 if (!sp->kbd_opened) 1846 return; 1847 1848 /* Restore keyboard mode (for the current, possibly-changed scp). */ 1849 kbdd_poll(sc->kbd, FALSE); 1850 if (--sc->kbd_open_level == 0) 1851 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&sc->cur_scp->kbd_mode); 1852 1853 kbdd_disable(sc->kbd); 1854 sp->kbd_opened = FALSE; 1855 sccnkbdunlock(sc, sp); 1856 } 1857 1858 /* 1859 * Grabbing switches the screen and keyboard focus to sc_console and the 1860 * keyboard mode to (K_XLATE, polled). Only switching to polled mode is 1861 * essential (for preventing the interrupt handler from eating input 1862 * between polls). Focus is part of the UI, and the other switches are 1863 * work just was well when they are done on every entry and exit. 1864 * 1865 * Screen switches while grabbed are supported, and to maintain focus for 1866 * this ungrabbing and closing only restore the polling state and then 1867 * the keyboard mode if on the original screen. 1868 */ 1869 1870 static void 1871 sc_cngrab(struct consdev *cp) 1872 { 1873 sc_softc_t *sc; 1874 int lev; 1875 1876 sc = sc_console->sc; 1877 lev = atomic_fetchadd_int(&sc->grab_level, 1); 1878 if (lev >= 0 && lev < 2) { 1879 sccnopen(sc, &sc->grab_state[lev], 1 | 2); 1880 sccnscrunlock(sc, &sc->grab_state[lev]); 1881 sccnkbdunlock(sc, &sc->grab_state[lev]); 1882 } 1883 } 1884 1885 static void 1886 sc_cnungrab(struct consdev *cp) 1887 { 1888 sc_softc_t *sc; 1889 int lev; 1890 1891 sc = sc_console->sc; 1892 lev = atomic_load_acq_int(&sc->grab_level) - 1; 1893 if (lev >= 0 && lev < 2) { 1894 sccnkbdlock(sc, &sc->grab_state[lev]); 1895 sccnscrlock(sc, &sc->grab_state[lev]); 1896 sccnclose(sc, &sc->grab_state[lev]); 1897 } 1898 atomic_add_int(&sc->grab_level, -1); 1899 } 1900 1901 static char sc_cnputc_log[0x1000]; 1902 static u_int sc_cnputc_loghead; 1903 static u_int sc_cnputc_logtail; 1904 1905 static void 1906 sc_cnputc(struct consdev *cd, int c) 1907 { 1908 struct sc_cnstate st; 1909 u_char buf[1]; 1910 scr_stat *scp = sc_console; 1911 void *oldts, *ts; 1912 #ifndef SC_NO_HISTORY 1913 #if 0 1914 struct tty *tp; 1915 #endif 1916 #endif /* !SC_NO_HISTORY */ 1917 u_int head; 1918 int s; 1919 1920 /* assert(sc_console != NULL) */ 1921 1922 sccnopen(scp->sc, &st, 0); 1923 1924 /* 1925 * Log the output. 1926 * 1927 * In the unlocked case, the logging is intentionally only 1928 * perfectly atomic for the indexes. 1929 */ 1930 head = atomic_fetchadd_int(&sc_cnputc_loghead, 1); 1931 sc_cnputc_log[head % sizeof(sc_cnputc_log)] = c; 1932 1933 /* 1934 * If we couldn't open, do special reentrant output and return to defer 1935 * normal output. 1936 */ 1937 if (!st.scr_opened) { 1938 ec_putc(c); 1939 return; 1940 } 1941 1942 #ifndef SC_NO_HISTORY 1943 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1944 scp->status &= ~SLKED; 1945 update_kbd_state(scp, scp->status, SLKED); 1946 if (scp->status & BUFFER_SAVED) { 1947 if (!sc_hist_restore(scp)) 1948 sc_remove_cutmarking(scp); 1949 scp->status &= ~BUFFER_SAVED; 1950 scp->status |= CURSOR_ENABLED; 1951 sc_draw_cursor_image(scp); 1952 } 1953 #if 0 1954 /* 1955 * XXX: Now that TTY's have their own locks, we cannot process 1956 * any data after disabling scroll lock. cnputs already holds a 1957 * spinlock. 1958 */ 1959 tp = SC_DEV(scp->sc, scp->index); 1960 /* XXX "tp" can be NULL */ 1961 tty_lock(tp); 1962 if (tty_opened(tp)) 1963 sctty_outwakeup(tp); 1964 tty_unlock(tp); 1965 #endif 1966 } 1967 #endif /* !SC_NO_HISTORY */ 1968 1969 /* Play any output still in the log (our char may already be done). */ 1970 while (sc_cnputc_logtail != atomic_load_acq_int(&sc_cnputc_loghead)) { 1971 buf[0] = sc_cnputc_log[sc_cnputc_logtail++ % sizeof(sc_cnputc_log)]; 1972 if (atomic_load_acq_int(&sc_cnputc_loghead) - sc_cnputc_logtail >= 1973 sizeof(sc_cnputc_log)) 1974 continue; 1975 /* Console output has a per-CPU "input" state. Switch for it. */ 1976 oldts = scp->ts; 1977 ts = kernel_console_ts[PCPU_GET(cpuid)]; 1978 if (ts != NULL) { 1979 scp->ts = ts; 1980 (*scp->tsw->te_set_cursor)(scp, scp->xpos, scp->ypos); 1981 } 1982 sc_puts(scp, buf, 1); 1983 scp->ts = oldts; 1984 (*scp->tsw->te_set_cursor)(scp, scp->xpos, scp->ypos); 1985 } 1986 1987 s = spltty(); /* block sckbdevent and scrn_timer */ 1988 sccnupdate(scp); 1989 splx(s); 1990 sccnclose(scp->sc, &st); 1991 } 1992 1993 static int 1994 sc_cngetc(struct consdev *cd) 1995 { 1996 struct sc_cnstate st; 1997 int c, s; 1998 1999 /* assert(sc_console != NULL) */ 2000 sccnopen(sc_console->sc, &st, 1); 2001 s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 2002 if (!st.kbd_opened) { 2003 splx(s); 2004 sccnclose(sc_console->sc, &st); 2005 return -1; /* means no keyboard since we fudged the locking */ 2006 } 2007 c = sc_cngetc_locked(&st); 2008 splx(s); 2009 sccnclose(sc_console->sc, &st); 2010 return c; 2011 } 2012 2013 static int 2014 sc_cngetc_locked(struct sc_cnstate *sp) 2015 { 2016 static struct fkeytab fkey; 2017 static int fkeycp; 2018 scr_stat *scp; 2019 const u_char *p; 2020 int c; 2021 2022 /* 2023 * Stop the screen saver and update the screen if necessary. 2024 * What if we have been running in the screen saver code... XXX 2025 */ 2026 if (sp->scr_opened) 2027 sc_touch_scrn_saver(); 2028 scp = sc_console->sc->cur_scp; /* XXX */ 2029 if (sp->scr_opened) 2030 sccnupdate(scp); 2031 2032 if (fkeycp < fkey.len) 2033 return fkey.str[fkeycp++]; 2034 2035 c = scgetc(scp->sc, SCGETC_CN | SCGETC_NONBLOCK, sp); 2036 2037 switch (KEYFLAGS(c)) { 2038 case 0: /* normal char */ 2039 return KEYCHAR(c); 2040 case FKEY: /* function key */ 2041 p = (*scp->tsw->te_fkeystr)(scp, c); 2042 if (p != NULL) { 2043 fkey.len = strlen(p); 2044 bcopy(p, fkey.str, fkey.len); 2045 fkeycp = 1; 2046 return fkey.str[0]; 2047 } 2048 p = kbdd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 2049 fkey.len = fkeycp; 2050 if ((p != NULL) && (fkey.len > 0)) { 2051 bcopy(p, fkey.str, fkey.len); 2052 fkeycp = 1; 2053 return fkey.str[0]; 2054 } 2055 return c; /* XXX */ 2056 case NOKEY: 2057 case ERRKEY: 2058 default: 2059 return -1; 2060 } 2061 /* NOT REACHED */ 2062 } 2063 2064 static void 2065 sccnupdate(scr_stat *scp) 2066 { 2067 /* this is a cut-down version of scrn_timer()... */ 2068 2069 if (suspend_in_progress || scp->sc->font_loading_in_progress) 2070 return; 2071 2072 if (kdb_active || panicstr || shutdown_in_progress) { 2073 sc_touch_scrn_saver(); 2074 } else if (scp != scp->sc->cur_scp) { 2075 return; 2076 } 2077 2078 if (!run_scrn_saver) 2079 scp->sc->flags &= ~SC_SCRN_IDLE; 2080 #ifdef DEV_SPLASH 2081 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 2082 if (scp->sc->flags & SC_SCRN_BLANKED) 2083 stop_scrn_saver(scp->sc, current_saver); 2084 #endif 2085 2086 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 2087 || scp->sc->switch_in_progress) 2088 return; 2089 /* 2090 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 2091 * when write_in_progress is non-zero. XXX 2092 */ 2093 2094 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 2095 scrn_update(scp, TRUE); 2096 } 2097 2098 static void 2099 scrn_timer(void *arg) 2100 { 2101 static time_t kbd_time_stamp = 0; 2102 sc_softc_t *sc; 2103 scr_stat *scp; 2104 int again, rate; 2105 2106 again = (arg != NULL); 2107 if (arg != NULL) 2108 sc = (sc_softc_t *)arg; 2109 else if (sc_console != NULL) 2110 sc = sc_console->sc; 2111 else 2112 return; 2113 2114 /* find the vty to update */ 2115 scp = sc->cur_scp; 2116 2117 /* don't do anything when we are performing some I/O operations */ 2118 if (suspend_in_progress || sc->font_loading_in_progress) 2119 goto done; 2120 2121 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 2122 /* try to allocate a keyboard automatically */ 2123 if (kbd_time_stamp != time_uptime) { 2124 kbd_time_stamp = time_uptime; 2125 sc->keyboard = sc_allocate_keyboard(sc, -1); 2126 if (sc->keyboard >= 0) { 2127 sc->kbd = kbd_get_keyboard(sc->keyboard); 2128 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, 2129 (caddr_t)&sc->cur_scp->kbd_mode); 2130 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 2131 LOCK_MASK); 2132 } 2133 } 2134 } 2135 2136 /* should we stop the screen saver? */ 2137 if (kdb_active || panicstr || shutdown_in_progress) 2138 sc_touch_scrn_saver(); 2139 if (run_scrn_saver) { 2140 if (time_uptime > sc->scrn_time_stamp + scrn_blank_time) 2141 sc->flags |= SC_SCRN_IDLE; 2142 else 2143 sc->flags &= ~SC_SCRN_IDLE; 2144 } else { 2145 sc->scrn_time_stamp = time_uptime; 2146 sc->flags &= ~SC_SCRN_IDLE; 2147 if (scrn_blank_time > 0) 2148 run_scrn_saver = TRUE; 2149 } 2150 #ifdef DEV_SPLASH 2151 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 2152 if (sc->flags & SC_SCRN_BLANKED) 2153 stop_scrn_saver(sc, current_saver); 2154 #endif 2155 2156 /* should we just return ? */ 2157 if (sc->blink_in_progress || sc->switch_in_progress 2158 || sc->write_in_progress) 2159 goto done; 2160 2161 /* Update the screen */ 2162 scp = sc->cur_scp; /* cur_scp may have changed... */ 2163 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 2164 scrn_update(scp, TRUE); 2165 2166 #ifdef DEV_SPLASH 2167 /* should we activate the screen saver? */ 2168 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 2169 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 2170 (*current_saver)(sc, TRUE); 2171 #endif 2172 2173 done: 2174 if (again) { 2175 /* 2176 * Use reduced "refresh" rate if we are in graphics and that is not a 2177 * graphical screen saver. In such case we just have nothing to do. 2178 */ 2179 if (ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 2180 rate = 2; 2181 else 2182 rate = 30; 2183 callout_reset_sbt(&sc->ctimeout, SBT_1S / rate, 0, 2184 scrn_timer, sc, C_PREL(1)); 2185 } 2186 } 2187 2188 static int 2189 and_region(int *s1, int *e1, int s2, int e2) 2190 { 2191 if (*e1 < s2 || e2 < *s1) 2192 return FALSE; 2193 *s1 = imax(*s1, s2); 2194 *e1 = imin(*e1, e2); 2195 return TRUE; 2196 } 2197 2198 static void 2199 scrn_update(scr_stat *scp, int show_cursor) 2200 { 2201 int start; 2202 int end; 2203 int s; 2204 int e; 2205 2206 /* assert(scp == scp->sc->cur_scp) */ 2207 2208 SC_VIDEO_LOCK(scp->sc); 2209 2210 #ifndef SC_NO_CUTPASTE 2211 /* remove the previous mouse pointer image if necessary */ 2212 if (scp->status & MOUSE_VISIBLE) { 2213 s = scp->mouse_pos; 2214 e = scp->mouse_pos + scp->xsize + 1; 2215 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 2216 || and_region(&s, &e, scp->start, scp->end) 2217 || ((scp->status & CURSOR_ENABLED) && 2218 (scp->cursor_pos != scp->cursor_oldpos) && 2219 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 2220 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 2221 sc_remove_mouse_image(scp); 2222 if (scp->end >= scp->xsize*scp->ysize) 2223 scp->end = scp->xsize*scp->ysize - 1; 2224 } 2225 } 2226 #endif /* !SC_NO_CUTPASTE */ 2227 2228 #if 1 2229 /* debug: XXX */ 2230 if (scp->end >= scp->xsize*scp->ysize) { 2231 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 2232 scp->end = scp->xsize*scp->ysize - 1; 2233 } 2234 if (scp->start < 0) { 2235 printf("scrn_update(): scp->start %d < 0\n", scp->start); 2236 scp->start = 0; 2237 } 2238 #endif 2239 2240 /* update screen image */ 2241 if (scp->start <= scp->end) { 2242 if (scp->mouse_cut_end >= 0) { 2243 /* there is a marked region for cut & paste */ 2244 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 2245 start = scp->mouse_cut_start; 2246 end = scp->mouse_cut_end; 2247 } else { 2248 start = scp->mouse_cut_end; 2249 end = scp->mouse_cut_start - 1; 2250 } 2251 s = start; 2252 e = end; 2253 /* does the cut-mark region overlap with the update region? */ 2254 if (and_region(&s, &e, scp->start, scp->end)) { 2255 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 2256 s = 0; 2257 e = start - 1; 2258 if (and_region(&s, &e, scp->start, scp->end)) 2259 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 2260 s = end + 1; 2261 e = scp->xsize*scp->ysize - 1; 2262 if (and_region(&s, &e, scp->start, scp->end)) 2263 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 2264 } else { 2265 (*scp->rndr->draw)(scp, scp->start, 2266 scp->end - scp->start + 1, FALSE); 2267 } 2268 } else { 2269 (*scp->rndr->draw)(scp, scp->start, 2270 scp->end - scp->start + 1, FALSE); 2271 } 2272 } 2273 2274 /* we are not to show the cursor and the mouse pointer... */ 2275 if (!show_cursor) { 2276 scp->end = 0; 2277 scp->start = scp->xsize*scp->ysize - 1; 2278 SC_VIDEO_UNLOCK(scp->sc); 2279 return; 2280 } 2281 2282 /* update cursor image */ 2283 if (scp->status & CURSOR_ENABLED) { 2284 s = scp->start; 2285 e = scp->end; 2286 /* did cursor move since last time ? */ 2287 if (scp->cursor_pos != scp->cursor_oldpos) { 2288 /* do we need to remove old cursor image ? */ 2289 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 2290 sc_remove_cursor_image(scp); 2291 sc_draw_cursor_image(scp); 2292 } else { 2293 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 2294 /* cursor didn't move, but has been overwritten */ 2295 sc_draw_cursor_image(scp); 2296 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 2297 /* if it's a blinking cursor, update it */ 2298 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 2299 sc_inside_cutmark(scp, 2300 scp->cursor_pos)); 2301 } 2302 } 2303 2304 #ifndef SC_NO_CUTPASTE 2305 /* update "pseudo" mouse pointer image */ 2306 if (scp->sc->flags & SC_MOUSE_ENABLED) { 2307 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 2308 scp->status &= ~MOUSE_MOVED; 2309 sc_draw_mouse_image(scp); 2310 } 2311 } 2312 #endif /* SC_NO_CUTPASTE */ 2313 2314 scp->end = 0; 2315 scp->start = scp->xsize*scp->ysize - 1; 2316 2317 SC_VIDEO_UNLOCK(scp->sc); 2318 } 2319 2320 #ifdef DEV_SPLASH 2321 static int 2322 scsplash_callback(int event, void *arg) 2323 { 2324 sc_softc_t *sc; 2325 int error; 2326 2327 sc = (sc_softc_t *)arg; 2328 2329 switch (event) { 2330 case SPLASH_INIT: 2331 if (add_scrn_saver(scsplash_saver) == 0) { 2332 sc->flags &= ~SC_SAVER_FAILED; 2333 run_scrn_saver = TRUE; 2334 if (cold && !(boothowto & RB_VERBOSE)) { 2335 scsplash_stick(TRUE); 2336 (*current_saver)(sc, TRUE); 2337 } 2338 } 2339 return 0; 2340 2341 case SPLASH_TERM: 2342 if (current_saver == scsplash_saver) { 2343 scsplash_stick(FALSE); 2344 error = remove_scrn_saver(scsplash_saver); 2345 if (error) 2346 return error; 2347 } 2348 return 0; 2349 2350 default: 2351 return EINVAL; 2352 } 2353 } 2354 2355 static void 2356 scsplash_saver(sc_softc_t *sc, int show) 2357 { 2358 static int busy = FALSE; 2359 scr_stat *scp; 2360 2361 if (busy) 2362 return; 2363 busy = TRUE; 2364 2365 scp = sc->cur_scp; 2366 if (show) { 2367 if (!(sc->flags & SC_SAVER_FAILED)) { 2368 if (!(sc->flags & SC_SCRN_BLANKED)) 2369 set_scrn_saver_mode(scp, -1, NULL, 0); 2370 switch (splash(sc->adp, TRUE)) { 2371 case 0: /* succeeded */ 2372 break; 2373 case EAGAIN: /* try later */ 2374 restore_scrn_saver_mode(scp, FALSE); 2375 sc_touch_scrn_saver(); /* XXX */ 2376 break; 2377 default: 2378 sc->flags |= SC_SAVER_FAILED; 2379 scsplash_stick(FALSE); 2380 restore_scrn_saver_mode(scp, TRUE); 2381 printf("scsplash_saver(): failed to put up the image\n"); 2382 break; 2383 } 2384 } 2385 } else if (!sticky_splash) { 2386 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 2387 restore_scrn_saver_mode(scp, TRUE); 2388 } 2389 busy = FALSE; 2390 } 2391 2392 static int 2393 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 2394 { 2395 #if 0 2396 int error; 2397 2398 if (current_saver != none_saver) { 2399 error = remove_scrn_saver(current_saver); 2400 if (error) 2401 return error; 2402 } 2403 #endif 2404 if (current_saver != none_saver) 2405 return EBUSY; 2406 2407 run_scrn_saver = FALSE; 2408 saver_mode = CONS_LKM_SAVER; 2409 current_saver = this_saver; 2410 return 0; 2411 } 2412 2413 static int 2414 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 2415 { 2416 if (current_saver != this_saver) 2417 return EINVAL; 2418 2419 #if 0 2420 /* 2421 * In order to prevent `current_saver' from being called by 2422 * the timeout routine `scrn_timer()' while we manipulate 2423 * the saver list, we shall set `current_saver' to `none_saver' 2424 * before stopping the current saver, rather than blocking by `splXX()'. 2425 */ 2426 current_saver = none_saver; 2427 if (scrn_blanked) 2428 stop_scrn_saver(this_saver); 2429 #endif 2430 2431 /* unblank all blanked screens */ 2432 wait_scrn_saver_stop(NULL); 2433 if (scrn_blanked) 2434 return EBUSY; 2435 2436 current_saver = none_saver; 2437 return 0; 2438 } 2439 2440 static int 2441 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2442 { 2443 int s; 2444 2445 /* assert(scp == scp->sc->cur_scp) */ 2446 s = spltty(); 2447 if (!ISGRAPHSC(scp)) 2448 sc_remove_cursor_image(scp); 2449 scp->splash_save_mode = scp->mode; 2450 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2451 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2452 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2453 scp->sc->flags |= SC_SCRN_BLANKED; 2454 ++scrn_blanked; 2455 splx(s); 2456 if (mode < 0) 2457 return 0; 2458 scp->mode = mode; 2459 if (set_mode(scp) == 0) { 2460 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2461 scp->status |= GRAPHICS_MODE; 2462 #ifndef SC_NO_PALETTE_LOADING 2463 if (pal != NULL) 2464 vidd_load_palette(scp->sc->adp, pal); 2465 #endif 2466 sc_set_border(scp, border); 2467 return 0; 2468 } else { 2469 s = spltty(); 2470 scp->mode = scp->splash_save_mode; 2471 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2472 scp->status |= scp->splash_save_status; 2473 splx(s); 2474 return 1; 2475 } 2476 } 2477 2478 static int 2479 restore_scrn_saver_mode(scr_stat *scp, int changemode) 2480 { 2481 int mode; 2482 int status; 2483 int s; 2484 2485 /* assert(scp == scp->sc->cur_scp) */ 2486 s = spltty(); 2487 mode = scp->mode; 2488 status = scp->status; 2489 scp->mode = scp->splash_save_mode; 2490 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2491 scp->status |= scp->splash_save_status; 2492 scp->sc->flags &= ~SC_SCRN_BLANKED; 2493 if (!changemode) { 2494 if (!ISGRAPHSC(scp)) 2495 sc_draw_cursor_image(scp); 2496 --scrn_blanked; 2497 splx(s); 2498 return 0; 2499 } 2500 if (set_mode(scp) == 0) { 2501 #ifndef SC_NO_PALETTE_LOADING 2502 #ifdef SC_PIXEL_MODE 2503 if (scp->sc->adp->va_info.vi_mem_model == V_INFO_MM_DIRECT) 2504 vidd_load_palette(scp->sc->adp, scp->sc->palette2); 2505 else 2506 #endif 2507 vidd_load_palette(scp->sc->adp, scp->sc->palette); 2508 #endif 2509 --scrn_blanked; 2510 splx(s); 2511 return 0; 2512 } else { 2513 scp->mode = mode; 2514 scp->status = status; 2515 splx(s); 2516 return 1; 2517 } 2518 } 2519 2520 static void 2521 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2522 { 2523 (*saver)(sc, FALSE); 2524 run_scrn_saver = FALSE; 2525 /* the screen saver may have chosen not to stop after all... */ 2526 if (sc->flags & SC_SCRN_BLANKED) 2527 return; 2528 2529 mark_all(sc->cur_scp); 2530 if (sc->delayed_next_scr) 2531 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2532 if (!kdb_active) 2533 wakeup(&scrn_blanked); 2534 } 2535 2536 static int 2537 wait_scrn_saver_stop(sc_softc_t *sc) 2538 { 2539 int error = 0; 2540 2541 while (scrn_blanked > 0) { 2542 run_scrn_saver = FALSE; 2543 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2544 error = 0; 2545 break; 2546 } 2547 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2548 if ((error != 0) && (error != ERESTART)) 2549 break; 2550 } 2551 run_scrn_saver = FALSE; 2552 return error; 2553 } 2554 #endif /* DEV_SPLASH */ 2555 2556 void 2557 sc_touch_scrn_saver(void) 2558 { 2559 scsplash_stick(FALSE); 2560 run_scrn_saver = FALSE; 2561 } 2562 2563 int 2564 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2565 { 2566 scr_stat *cur_scp; 2567 struct tty *tp; 2568 struct proc *p; 2569 int s; 2570 2571 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2572 2573 if (sc->cur_scp == NULL) 2574 return (0); 2575 2576 /* prevent switch if previously requested */ 2577 if (sc->flags & SC_SCRN_VTYLOCK) { 2578 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2579 sc->cur_scp->bell_duration); 2580 return EPERM; 2581 } 2582 2583 /* delay switch if the screen is blanked or being updated */ 2584 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2585 || sc->blink_in_progress) { 2586 sc->delayed_next_scr = next_scr + 1; 2587 sc_touch_scrn_saver(); 2588 DPRINTF(5, ("switch delayed\n")); 2589 return 0; 2590 } 2591 sc->delayed_next_scr = 0; 2592 2593 s = spltty(); 2594 cur_scp = sc->cur_scp; 2595 2596 /* we are in the middle of the vty switching process... */ 2597 if (sc->switch_in_progress 2598 && (cur_scp->smode.mode == VT_PROCESS) 2599 && cur_scp->proc) { 2600 p = pfind(cur_scp->pid); 2601 if (cur_scp->proc != p) { 2602 if (p) 2603 PROC_UNLOCK(p); 2604 /* 2605 * The controlling process has died!!. Do some clean up. 2606 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2607 * are not reset here yet; they will be cleared later. 2608 */ 2609 DPRINTF(5, ("cur_scp controlling process %d died, ", 2610 cur_scp->pid)); 2611 if (cur_scp->status & SWITCH_WAIT_REL) { 2612 /* 2613 * Force the previous switch to finish, but return now 2614 * with error. 2615 */ 2616 DPRINTF(5, ("reset WAIT_REL, ")); 2617 finish_vt_rel(cur_scp, TRUE, &s); 2618 splx(s); 2619 DPRINTF(5, ("finishing previous switch\n")); 2620 return EINVAL; 2621 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2622 /* let's assume screen switch has been completed. */ 2623 DPRINTF(5, ("reset WAIT_ACQ, ")); 2624 finish_vt_acq(cur_scp); 2625 } else { 2626 /* 2627 * We are in between screen release and acquisition, and 2628 * reached here via scgetc() or scrn_timer() which has 2629 * interrupted exchange_scr(). Don't do anything stupid. 2630 */ 2631 DPRINTF(5, ("waiting nothing, ")); 2632 } 2633 } else { 2634 if (p) 2635 PROC_UNLOCK(p); 2636 /* 2637 * The controlling process is alive, but not responding... 2638 * It is either buggy or it may be just taking time. 2639 * The following code is a gross kludge to cope with this 2640 * problem for which there is no clean solution. XXX 2641 */ 2642 if (cur_scp->status & SWITCH_WAIT_REL) { 2643 switch (sc->switch_in_progress++) { 2644 case 1: 2645 break; 2646 case 2: 2647 DPRINTF(5, ("sending relsig again, ")); 2648 signal_vt_rel(cur_scp); 2649 break; 2650 case 3: 2651 break; 2652 case 4: 2653 default: 2654 /* 2655 * Act as if the controlling program returned 2656 * VT_FALSE. 2657 */ 2658 DPRINTF(5, ("force reset WAIT_REL, ")); 2659 finish_vt_rel(cur_scp, FALSE, &s); 2660 splx(s); 2661 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2662 return EINVAL; 2663 } 2664 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2665 switch (sc->switch_in_progress++) { 2666 case 1: 2667 break; 2668 case 2: 2669 DPRINTF(5, ("sending acqsig again, ")); 2670 signal_vt_acq(cur_scp); 2671 break; 2672 case 3: 2673 break; 2674 case 4: 2675 default: 2676 /* clear the flag and finish the previous switch */ 2677 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2678 finish_vt_acq(cur_scp); 2679 break; 2680 } 2681 } 2682 } 2683 } 2684 2685 /* 2686 * Return error if an invalid argument is given, or vty switch 2687 * is still in progress. 2688 */ 2689 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2690 || sc->switch_in_progress) { 2691 splx(s); 2692 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2693 DPRINTF(5, ("error 1\n")); 2694 return EINVAL; 2695 } 2696 2697 /* 2698 * Don't allow switching away from the graphics mode vty 2699 * if the switch mode is VT_AUTO, unless the next vty is the same 2700 * as the current or the current vty has been closed (but showing). 2701 */ 2702 tp = SC_DEV(sc, cur_scp->index); 2703 if ((cur_scp->index != next_scr) 2704 && tty_opened_ns(tp) 2705 && (cur_scp->smode.mode == VT_AUTO) 2706 && ISGRAPHSC(cur_scp)) { 2707 splx(s); 2708 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2709 DPRINTF(5, ("error, graphics mode\n")); 2710 return EINVAL; 2711 } 2712 2713 /* 2714 * Is the wanted vty open? Don't allow switching to a closed vty. 2715 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2716 * Note that we always allow the user to switch to the kernel 2717 * console even if it is closed. 2718 */ 2719 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2720 tp = SC_DEV(sc, next_scr); 2721 if (!tty_opened_ns(tp)) { 2722 splx(s); 2723 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2724 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2725 return EINVAL; 2726 } 2727 if (kdb_active && SC_STAT(tp)->smode.mode == VT_PROCESS) { 2728 splx(s); 2729 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2730 return EINVAL; 2731 } 2732 } 2733 2734 /* this is the start of vty switching process... */ 2735 ++sc->switch_in_progress; 2736 sc->old_scp = cur_scp; 2737 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2738 if (sc->new_scp == sc->old_scp) { 2739 sc->switch_in_progress = 0; 2740 /* 2741 * XXX wakeup() locks the scheduler lock which will hang if 2742 * the lock is in an in-between state, e.g., when we stop at 2743 * a breakpoint at fork_exit. It has always been wrong to call 2744 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2745 * is supposed to be locked by splhigh(), but the debugger may 2746 * be invoked at splhigh(). 2747 */ 2748 if (!kdb_active) 2749 wakeup(VTY_WCHAN(sc,next_scr)); 2750 splx(s); 2751 DPRINTF(5, ("switch done (new == old)\n")); 2752 return 0; 2753 } 2754 2755 /* has controlling process died? */ 2756 vt_proc_alive(sc->old_scp); 2757 vt_proc_alive(sc->new_scp); 2758 2759 /* wait for the controlling process to release the screen, if necessary */ 2760 if (signal_vt_rel(sc->old_scp)) { 2761 splx(s); 2762 return 0; 2763 } 2764 2765 /* go set up the new vty screen */ 2766 splx(s); 2767 exchange_scr(sc); 2768 s = spltty(); 2769 2770 /* wake up processes waiting for this vty */ 2771 if (!kdb_active) 2772 wakeup(VTY_WCHAN(sc,next_scr)); 2773 2774 /* wait for the controlling process to acknowledge, if necessary */ 2775 if (signal_vt_acq(sc->cur_scp)) { 2776 splx(s); 2777 return 0; 2778 } 2779 2780 sc->switch_in_progress = 0; 2781 if (sc->unit == sc_console_unit) 2782 cnavailable(sc_consptr, TRUE); 2783 splx(s); 2784 DPRINTF(5, ("switch done\n")); 2785 2786 return 0; 2787 } 2788 2789 static int 2790 do_switch_scr(sc_softc_t *sc, int s) 2791 { 2792 vt_proc_alive(sc->new_scp); 2793 2794 splx(s); 2795 exchange_scr(sc); 2796 s = spltty(); 2797 /* sc->cur_scp == sc->new_scp */ 2798 wakeup(VTY_WCHAN(sc,sc->cur_scp->index)); 2799 2800 /* wait for the controlling process to acknowledge, if necessary */ 2801 if (!signal_vt_acq(sc->cur_scp)) { 2802 sc->switch_in_progress = 0; 2803 if (sc->unit == sc_console_unit) 2804 cnavailable(sc_consptr, TRUE); 2805 } 2806 2807 return s; 2808 } 2809 2810 static int 2811 vt_proc_alive(scr_stat *scp) 2812 { 2813 struct proc *p; 2814 2815 if (scp->proc) { 2816 if ((p = pfind(scp->pid)) != NULL) 2817 PROC_UNLOCK(p); 2818 if (scp->proc == p) 2819 return TRUE; 2820 scp->proc = NULL; 2821 scp->smode.mode = VT_AUTO; 2822 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2823 } 2824 return FALSE; 2825 } 2826 2827 static int 2828 signal_vt_rel(scr_stat *scp) 2829 { 2830 if (scp->smode.mode != VT_PROCESS) 2831 return FALSE; 2832 scp->status |= SWITCH_WAIT_REL; 2833 PROC_LOCK(scp->proc); 2834 kern_psignal(scp->proc, scp->smode.relsig); 2835 PROC_UNLOCK(scp->proc); 2836 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2837 return TRUE; 2838 } 2839 2840 static int 2841 signal_vt_acq(scr_stat *scp) 2842 { 2843 if (scp->smode.mode != VT_PROCESS) 2844 return FALSE; 2845 if (scp->sc->unit == sc_console_unit) 2846 cnavailable(sc_consptr, FALSE); 2847 scp->status |= SWITCH_WAIT_ACQ; 2848 PROC_LOCK(scp->proc); 2849 kern_psignal(scp->proc, scp->smode.acqsig); 2850 PROC_UNLOCK(scp->proc); 2851 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2852 return TRUE; 2853 } 2854 2855 static int 2856 finish_vt_rel(scr_stat *scp, int release, int *s) 2857 { 2858 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2859 scp->status &= ~SWITCH_WAIT_REL; 2860 if (release) 2861 *s = do_switch_scr(scp->sc, *s); 2862 else 2863 scp->sc->switch_in_progress = 0; 2864 return 0; 2865 } 2866 return EINVAL; 2867 } 2868 2869 static int 2870 finish_vt_acq(scr_stat *scp) 2871 { 2872 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2873 scp->status &= ~SWITCH_WAIT_ACQ; 2874 scp->sc->switch_in_progress = 0; 2875 return 0; 2876 } 2877 return EINVAL; 2878 } 2879 2880 static void 2881 exchange_scr(sc_softc_t *sc) 2882 { 2883 scr_stat *scp; 2884 2885 /* save the current state of video and keyboard */ 2886 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2887 if (!ISGRAPHSC(sc->old_scp)) 2888 sc_remove_cursor_image(sc->old_scp); 2889 if (sc->old_scp->kbd_mode == K_XLATE) 2890 save_kbd_state(sc->old_scp); 2891 2892 /* set up the video for the new screen */ 2893 scp = sc->cur_scp = sc->new_scp; 2894 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2895 set_mode(scp); 2896 #ifndef __sparc64__ 2897 else 2898 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2899 (void *)sc->adp->va_window, FALSE); 2900 #endif 2901 scp->status |= MOUSE_HIDDEN; 2902 sc_move_cursor(scp, scp->xpos, scp->ypos); 2903 if (!ISGRAPHSC(scp)) 2904 sc_set_cursor_image(scp); 2905 #ifndef SC_NO_PALETTE_LOADING 2906 if (ISGRAPHSC(sc->old_scp)) { 2907 #ifdef SC_PIXEL_MODE 2908 if (sc->adp->va_info.vi_mem_model == V_INFO_MM_DIRECT) 2909 vidd_load_palette(sc->adp, sc->palette2); 2910 else 2911 #endif 2912 vidd_load_palette(sc->adp, sc->palette); 2913 } 2914 #endif 2915 sc_set_border(scp, scp->border); 2916 2917 /* set up the keyboard for the new screen */ 2918 if (sc->kbd_open_level == 0 && sc->old_scp->kbd_mode != scp->kbd_mode) 2919 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2920 update_kbd_state(scp, scp->status, LOCK_MASK); 2921 2922 mark_all(scp); 2923 } 2924 2925 static void 2926 sc_puts(scr_stat *scp, u_char *buf, int len) 2927 { 2928 #ifdef DEV_SPLASH 2929 /* make screensaver happy */ 2930 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2931 run_scrn_saver = FALSE; 2932 #endif 2933 2934 if (scp->tsw) 2935 (*scp->tsw->te_puts)(scp, buf, len); 2936 if (scp->sc->delayed_next_scr) 2937 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2938 } 2939 2940 void 2941 sc_draw_cursor_image(scr_stat *scp) 2942 { 2943 /* assert(scp == scp->sc->cur_scp); */ 2944 SC_VIDEO_LOCK(scp->sc); 2945 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2946 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2947 sc_inside_cutmark(scp, scp->cursor_pos)); 2948 scp->cursor_oldpos = scp->cursor_pos; 2949 SC_VIDEO_UNLOCK(scp->sc); 2950 } 2951 2952 void 2953 sc_remove_cursor_image(scr_stat *scp) 2954 { 2955 /* assert(scp == scp->sc->cur_scp); */ 2956 SC_VIDEO_LOCK(scp->sc); 2957 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2958 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2959 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2960 SC_VIDEO_UNLOCK(scp->sc); 2961 } 2962 2963 static void 2964 update_cursor_image(scr_stat *scp) 2965 { 2966 /* assert(scp == scp->sc->cur_scp); */ 2967 sc_remove_cursor_image(scp); 2968 sc_set_cursor_image(scp); 2969 sc_draw_cursor_image(scp); 2970 } 2971 2972 void 2973 sc_set_cursor_image(scr_stat *scp) 2974 { 2975 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2976 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2977 /* hidden cursor is internally represented as zero-height underline */ 2978 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2979 scp->curs_attr.base = scp->curs_attr.height = 0; 2980 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2981 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2982 scp->font_size - 1); 2983 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2984 scp->font_size - scp->curs_attr.base); 2985 } else { /* block cursor */ 2986 scp->curs_attr.base = 0; 2987 scp->curs_attr.height = scp->font_size; 2988 } 2989 2990 /* assert(scp == scp->sc->cur_scp); */ 2991 SC_VIDEO_LOCK(scp->sc); 2992 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2993 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2994 SC_VIDEO_UNLOCK(scp->sc); 2995 } 2996 2997 static void 2998 change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2999 { 3000 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 3001 sc_remove_cursor_image(scp); 3002 3003 if (base >= 0) 3004 scp->curr_curs_attr.base = base; 3005 if (height >= 0) 3006 scp->curr_curs_attr.height = height; 3007 if (flags & CONS_RESET_CURSOR) 3008 scp->curr_curs_attr = scp->dflt_curs_attr; 3009 else 3010 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 3011 3012 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 3013 sc_set_cursor_image(scp); 3014 sc_draw_cursor_image(scp); 3015 } 3016 } 3017 3018 void 3019 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 3020 { 3021 sc_softc_t *sc; 3022 struct tty *tp; 3023 int s; 3024 int i; 3025 3026 s = spltty(); 3027 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 3028 /* local (per vty) change */ 3029 change_cursor_shape(scp, flags, base, height); 3030 splx(s); 3031 return; 3032 } 3033 3034 /* global change */ 3035 sc = scp->sc; 3036 if (base >= 0) 3037 sc->curs_attr.base = base; 3038 if (height >= 0) 3039 sc->curs_attr.height = height; 3040 if (flags != -1) { 3041 if (flags & CONS_RESET_CURSOR) 3042 sc->curs_attr = sc->dflt_curs_attr; 3043 else 3044 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 3045 } 3046 3047 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 3048 if ((tp = SC_DEV(sc, i)) == NULL) 3049 continue; 3050 if ((scp = sc_get_stat(tp)) == NULL) 3051 continue; 3052 scp->dflt_curs_attr = sc->curs_attr; 3053 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 3054 } 3055 splx(s); 3056 } 3057 3058 static void 3059 scinit(int unit, int flags) 3060 { 3061 3062 /* 3063 * When syscons is being initialized as the kernel console, malloc() 3064 * is not yet functional, because various kernel structures has not been 3065 * fully initialized yet. Therefore, we need to declare the following 3066 * static buffers for the console. This is less than ideal, 3067 * but is necessry evil for the time being. XXX 3068 */ 3069 static u_short sc_buffer[ROW*COL]; /* XXX */ 3070 #ifndef SC_NO_FONT_LOADING 3071 static u_char font_8[256*8]; 3072 static u_char font_14[256*14]; 3073 static u_char font_16[256*16]; 3074 #endif 3075 3076 sc_softc_t *sc; 3077 scr_stat *scp; 3078 video_adapter_t *adp; 3079 int col; 3080 int row; 3081 int i; 3082 3083 /* one time initialization */ 3084 if (init_done == COLD) { 3085 sc_get_bios_values(&bios_value); 3086 for (i = 0; i < nitems(sc_kattrtab); i++) { 3087 #if SC_KERNEL_CONS_ATTR == FG_WHITE 3088 sc_kattrtab[i] = 8 + (i + FG_WHITE) % 8U; 3089 #else 3090 sc_kattrtab[i] = SC_KERNEL_CONS_ATTR; 3091 #endif 3092 } 3093 } 3094 init_done = WARM; 3095 3096 /* 3097 * Allocate resources. Even if we are being called for the second 3098 * time, we must allocate them again, because they might have 3099 * disappeared... 3100 */ 3101 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 3102 if ((sc->flags & SC_INIT_DONE) == 0) 3103 SC_VIDEO_LOCKINIT(sc); 3104 3105 adp = NULL; 3106 if (sc->adapter >= 0) { 3107 vid_release(sc->adp, (void *)&sc->adapter); 3108 adp = sc->adp; 3109 sc->adp = NULL; 3110 } 3111 if (sc->keyboard >= 0) { 3112 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 3113 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 3114 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 3115 if (sc->kbd != NULL) { 3116 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 3117 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 3118 } 3119 sc->kbd = NULL; 3120 } 3121 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 3122 sc->adp = vid_get_adapter(sc->adapter); 3123 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 3124 3125 sc->keyboard = sc_allocate_keyboard(sc, unit); 3126 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 3127 3128 sc->kbd = kbd_get_keyboard(sc->keyboard); 3129 if (sc->kbd != NULL) { 3130 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 3131 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 3132 } 3133 3134 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 3135 3136 sc->initial_mode = sc->adp->va_initial_mode; 3137 3138 #ifndef SC_NO_FONT_LOADING 3139 if (flags & SC_KERNEL_CONSOLE) { 3140 sc->font_8 = font_8; 3141 sc->font_14 = font_14; 3142 sc->font_16 = font_16; 3143 } else if (sc->font_8 == NULL) { 3144 /* assert(sc_malloc) */ 3145 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 3146 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 3147 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 3148 } 3149 #endif 3150 3151 /* extract the hardware cursor location and hide the cursor for now */ 3152 vidd_read_hw_cursor(sc->adp, &col, &row); 3153 vidd_set_hw_cursor(sc->adp, -1, -1); 3154 3155 /* set up the first console */ 3156 sc->first_vty = unit*MAXCONS; 3157 sc->vtys = MAXCONS; /* XXX: should be configurable */ 3158 if (flags & SC_KERNEL_CONSOLE) { 3159 /* 3160 * Set up devs structure but don't use it yet, calling make_dev() 3161 * might panic kernel. Wait for sc_attach_unit() to actually 3162 * create the devices. 3163 */ 3164 sc->dev = main_devs; 3165 scp = &main_console; 3166 init_scp(sc, sc->first_vty, scp); 3167 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 3168 (void *)sc_buffer, FALSE); 3169 if (sc_init_emulator(scp, SC_DFLT_TERM)) 3170 sc_init_emulator(scp, "*"); 3171 (*scp->tsw->te_default_attr)(scp, SC_KERNEL_CONS_ATTR, 3172 SC_KERNEL_CONS_REV_ATTR); 3173 } else { 3174 /* assert(sc_malloc) */ 3175 sc->dev = malloc(sizeof(struct tty *)*sc->vtys, M_DEVBUF, 3176 M_WAITOK|M_ZERO); 3177 sc->dev[0] = sc_alloc_tty(0, unit * MAXCONS); 3178 scp = alloc_scp(sc, sc->first_vty); 3179 SC_STAT(sc->dev[0]) = scp; 3180 } 3181 sc->cur_scp = scp; 3182 3183 #ifndef __sparc64__ 3184 /* copy screen to temporary buffer */ 3185 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3186 (void *)scp->sc->adp->va_window, FALSE); 3187 if (ISTEXTSC(scp)) 3188 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 3189 #endif 3190 3191 /* Sync h/w cursor position to s/w (sc and teken). */ 3192 if (col >= scp->xsize) 3193 col = 0; 3194 if (row >= scp->ysize) 3195 row = scp->ysize - 1; 3196 scp->xpos = col; 3197 scp->ypos = row; 3198 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 3199 (*scp->tsw->te_set_cursor)(scp, col, row); 3200 3201 /* Sync BIOS cursor shape to s/w (sc only). */ 3202 if (bios_value.cursor_end < scp->font_size) 3203 sc->dflt_curs_attr.base = scp->font_size - 3204 bios_value.cursor_end - 1; 3205 else 3206 sc->dflt_curs_attr.base = 0; 3207 i = bios_value.cursor_end - bios_value.cursor_start + 1; 3208 sc->dflt_curs_attr.height = imin(i, scp->font_size); 3209 sc->dflt_curs_attr.flags = 0; 3210 sc->curs_attr = sc->dflt_curs_attr; 3211 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3212 3213 #ifndef SC_NO_SYSMOUSE 3214 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 3215 #endif 3216 if (!ISGRAPHSC(scp)) { 3217 sc_set_cursor_image(scp); 3218 sc_draw_cursor_image(scp); 3219 } 3220 3221 /* save font and palette */ 3222 #ifndef SC_NO_FONT_LOADING 3223 sc->fonts_loaded = 0; 3224 if (ISFONTAVAIL(sc->adp->va_flags)) { 3225 #ifdef SC_DFLT_FONT 3226 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 3227 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 3228 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 3229 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 3230 if (scp->font_size < 14) { 3231 sc_load_font(scp, 0, 8, 8, sc->font_8, 0, 256); 3232 } else if (scp->font_size >= 16) { 3233 sc_load_font(scp, 0, 16, 8, sc->font_16, 0, 256); 3234 } else { 3235 sc_load_font(scp, 0, 14, 8, sc->font_14, 0, 256); 3236 } 3237 #else /* !SC_DFLT_FONT */ 3238 if (scp->font_size < 14) { 3239 sc_save_font(scp, 0, 8, 8, sc->font_8, 0, 256); 3240 sc->fonts_loaded = FONT_8; 3241 } else if (scp->font_size >= 16) { 3242 sc_save_font(scp, 0, 16, 8, sc->font_16, 0, 256); 3243 sc->fonts_loaded = FONT_16; 3244 } else { 3245 sc_save_font(scp, 0, 14, 8, sc->font_14, 0, 256); 3246 sc->fonts_loaded = FONT_14; 3247 } 3248 #endif /* SC_DFLT_FONT */ 3249 /* FONT KLUDGE: always use the font page #0. XXX */ 3250 sc_show_font(scp, 0); 3251 } 3252 #endif /* !SC_NO_FONT_LOADING */ 3253 3254 #ifndef SC_NO_PALETTE_LOADING 3255 vidd_save_palette(sc->adp, sc->palette); 3256 #ifdef SC_PIXEL_MODE 3257 for (i = 0; i < sizeof(sc->palette2); i++) 3258 sc->palette2[i] = i / 3; 3259 #endif 3260 #endif 3261 3262 #ifdef DEV_SPLASH 3263 if (!(sc->flags & SC_SPLASH_SCRN)) { 3264 /* we are ready to put up the splash image! */ 3265 splash_init(sc->adp, scsplash_callback, sc); 3266 sc->flags |= SC_SPLASH_SCRN; 3267 } 3268 #endif 3269 } 3270 3271 /* the rest is not necessary, if we have done it once */ 3272 if (sc->flags & SC_INIT_DONE) 3273 return; 3274 3275 /* initialize mapscrn arrays to a one to one map */ 3276 for (i = 0; i < sizeof(sc->scr_map); i++) 3277 sc->scr_map[i] = sc->scr_rmap[i] = i; 3278 3279 sc->flags |= SC_INIT_DONE; 3280 } 3281 3282 static void 3283 scterm(int unit, int flags) 3284 { 3285 sc_softc_t *sc; 3286 scr_stat *scp; 3287 3288 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 3289 if (sc == NULL) 3290 return; /* shouldn't happen */ 3291 3292 #ifdef DEV_SPLASH 3293 /* this console is no longer available for the splash screen */ 3294 if (sc->flags & SC_SPLASH_SCRN) { 3295 splash_term(sc->adp); 3296 sc->flags &= ~SC_SPLASH_SCRN; 3297 } 3298 #endif 3299 3300 #if 0 /* XXX */ 3301 /* move the hardware cursor to the upper-left corner */ 3302 vidd_set_hw_cursor(sc->adp, 0, 0); 3303 #endif 3304 3305 /* release the keyboard and the video card */ 3306 if (sc->keyboard >= 0) 3307 kbd_release(sc->kbd, &sc->keyboard); 3308 if (sc->adapter >= 0) 3309 vid_release(sc->adp, &sc->adapter); 3310 3311 /* stop the terminal emulator, if any */ 3312 scp = sc_get_stat(sc->dev[0]); 3313 if (scp->tsw) 3314 (*scp->tsw->te_term)(scp, &scp->ts); 3315 if (scp->ts != NULL) 3316 free(scp->ts, M_DEVBUF); 3317 mtx_destroy(&sc->video_mtx); 3318 3319 /* clear the structure */ 3320 if (!(flags & SC_KERNEL_CONSOLE)) { 3321 /* XXX: We need delete_dev() for this */ 3322 free(sc->dev, M_DEVBUF); 3323 #if 0 3324 /* XXX: We need a ttyunregister for this */ 3325 free(sc->tty, M_DEVBUF); 3326 #endif 3327 #ifndef SC_NO_FONT_LOADING 3328 free(sc->font_8, M_DEVBUF); 3329 free(sc->font_14, M_DEVBUF); 3330 free(sc->font_16, M_DEVBUF); 3331 #endif 3332 /* XXX vtb, history */ 3333 } 3334 bzero(sc, sizeof(*sc)); 3335 sc->keyboard = -1; 3336 sc->adapter = -1; 3337 } 3338 3339 static void 3340 scshutdown(__unused void *arg, __unused int howto) 3341 { 3342 3343 KASSERT(sc_console != NULL, ("sc_console != NULL")); 3344 KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL")); 3345 KASSERT(sc_console->sc->cur_scp != NULL, 3346 ("sc_console->sc->cur_scp != NULL")); 3347 3348 sc_touch_scrn_saver(); 3349 if (!cold && 3350 sc_console->sc->cur_scp->index != sc_console->index && 3351 sc_console->sc->cur_scp->smode.mode == VT_AUTO && 3352 sc_console->smode.mode == VT_AUTO) 3353 sc_switch_scr(sc_console->sc, sc_console->index); 3354 shutdown_in_progress = TRUE; 3355 } 3356 3357 static void 3358 scsuspend(__unused void *arg) 3359 { 3360 int retry; 3361 3362 KASSERT(sc_console != NULL, ("sc_console != NULL")); 3363 KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL")); 3364 KASSERT(sc_console->sc->cur_scp != NULL, 3365 ("sc_console->sc->cur_scp != NULL")); 3366 3367 sc_susp_scr = sc_console->sc->cur_scp->index; 3368 if (sc_no_suspend_vtswitch || 3369 sc_susp_scr == sc_console->index) { 3370 sc_touch_scrn_saver(); 3371 sc_susp_scr = -1; 3372 return; 3373 } 3374 for (retry = 0; retry < 10; retry++) { 3375 sc_switch_scr(sc_console->sc, sc_console->index); 3376 if (!sc_console->sc->switch_in_progress) 3377 break; 3378 pause("scsuspend", hz); 3379 } 3380 suspend_in_progress = TRUE; 3381 } 3382 3383 static void 3384 scresume(__unused void *arg) 3385 { 3386 3387 KASSERT(sc_console != NULL, ("sc_console != NULL")); 3388 KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL")); 3389 KASSERT(sc_console->sc->cur_scp != NULL, 3390 ("sc_console->sc->cur_scp != NULL")); 3391 3392 suspend_in_progress = FALSE; 3393 if (sc_susp_scr < 0) { 3394 update_font(sc_console->sc->cur_scp); 3395 return; 3396 } 3397 sc_switch_scr(sc_console->sc, sc_susp_scr); 3398 } 3399 3400 int 3401 sc_clean_up(scr_stat *scp) 3402 { 3403 #ifdef DEV_SPLASH 3404 int error; 3405 #endif 3406 3407 if (scp->sc->flags & SC_SCRN_BLANKED) { 3408 sc_touch_scrn_saver(); 3409 #ifdef DEV_SPLASH 3410 if ((error = wait_scrn_saver_stop(scp->sc))) 3411 return error; 3412 #endif 3413 } 3414 scp->status |= MOUSE_HIDDEN; 3415 sc_remove_mouse_image(scp); 3416 sc_remove_cutmarking(scp); 3417 return 0; 3418 } 3419 3420 void 3421 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 3422 { 3423 sc_vtb_t new; 3424 sc_vtb_t old; 3425 3426 old = scp->vtb; 3427 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 3428 if (!discard && (old.vtb_flags & VTB_VALID)) { 3429 /* retain the current cursor position and buffer contants */ 3430 scp->cursor_oldpos = scp->cursor_pos; 3431 /* 3432 * This works only if the old buffer has the same size as or larger 3433 * than the new one. XXX 3434 */ 3435 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 3436 scp->vtb = new; 3437 } else { 3438 scp->vtb = new; 3439 sc_vtb_destroy(&old); 3440 } 3441 3442 #ifndef SC_NO_SYSMOUSE 3443 /* move the mouse cursor at the center of the screen */ 3444 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 3445 #endif 3446 } 3447 3448 static scr_stat 3449 *alloc_scp(sc_softc_t *sc, int vty) 3450 { 3451 scr_stat *scp; 3452 3453 /* assert(sc_malloc) */ 3454 3455 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 3456 init_scp(sc, vty, scp); 3457 3458 sc_alloc_scr_buffer(scp, TRUE, TRUE); 3459 if (sc_init_emulator(scp, SC_DFLT_TERM)) 3460 sc_init_emulator(scp, "*"); 3461 3462 #ifndef SC_NO_CUTPASTE 3463 sc_alloc_cut_buffer(scp, TRUE); 3464 #endif 3465 3466 #ifndef SC_NO_HISTORY 3467 sc_alloc_history_buffer(scp, 0, 0, TRUE); 3468 #endif 3469 3470 return scp; 3471 } 3472 3473 static void 3474 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 3475 { 3476 video_info_t info; 3477 3478 bzero(scp, sizeof(*scp)); 3479 3480 scp->index = vty; 3481 scp->sc = sc; 3482 scp->status = 0; 3483 scp->mode = sc->initial_mode; 3484 vidd_get_info(sc->adp, scp->mode, &info); 3485 if (info.vi_flags & V_INFO_GRAPHICS) { 3486 scp->status |= GRAPHICS_MODE; 3487 scp->xpixel = info.vi_width; 3488 scp->ypixel = info.vi_height; 3489 scp->xsize = info.vi_width/info.vi_cwidth; 3490 scp->ysize = info.vi_height/info.vi_cheight; 3491 scp->font_size = 0; 3492 scp->font = NULL; 3493 } else { 3494 scp->xsize = info.vi_width; 3495 scp->ysize = info.vi_height; 3496 scp->xpixel = scp->xsize*info.vi_cwidth; 3497 scp->ypixel = scp->ysize*info.vi_cheight; 3498 } 3499 3500 scp->font_size = info.vi_cheight; 3501 scp->font_width = info.vi_cwidth; 3502 #ifndef SC_NO_FONT_LOADING 3503 if (info.vi_cheight < 14) 3504 scp->font = sc->font_8; 3505 else if (info.vi_cheight >= 16) 3506 scp->font = sc->font_16; 3507 else 3508 scp->font = sc->font_14; 3509 #else 3510 scp->font = NULL; 3511 #endif 3512 3513 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3514 #ifndef __sparc64__ 3515 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3516 #endif 3517 scp->xoff = scp->yoff = 0; 3518 scp->xpos = scp->ypos = 0; 3519 scp->start = scp->xsize * scp->ysize - 1; 3520 scp->end = 0; 3521 scp->tsw = NULL; 3522 scp->ts = NULL; 3523 scp->rndr = NULL; 3524 scp->border = (SC_NORM_ATTR >> 4) & 0x0f; 3525 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3526 scp->mouse_cut_start = scp->xsize*scp->ysize; 3527 scp->mouse_cut_end = -1; 3528 scp->mouse_signal = 0; 3529 scp->mouse_pid = 0; 3530 scp->mouse_proc = NULL; 3531 scp->kbd_mode = K_XLATE; 3532 scp->bell_pitch = bios_value.bell_pitch; 3533 scp->bell_duration = BELL_DURATION; 3534 scp->status |= (bios_value.shift_state & NLKED); 3535 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3536 scp->pid = 0; 3537 scp->proc = NULL; 3538 scp->smode.mode = VT_AUTO; 3539 scp->history = NULL; 3540 scp->history_pos = 0; 3541 scp->history_size = 0; 3542 } 3543 3544 int 3545 sc_init_emulator(scr_stat *scp, char *name) 3546 { 3547 sc_term_sw_t *sw; 3548 sc_rndr_sw_t *rndr; 3549 void *p; 3550 int error; 3551 3552 if (name == NULL) /* if no name is given, use the current emulator */ 3553 sw = scp->tsw; 3554 else /* ...otherwise find the named emulator */ 3555 sw = sc_term_match(name); 3556 if (sw == NULL) 3557 return EINVAL; 3558 3559 rndr = NULL; 3560 if (strcmp(sw->te_renderer, "*") != 0) { 3561 rndr = sc_render_match(scp, sw->te_renderer, 3562 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3563 } 3564 if (rndr == NULL) { 3565 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3566 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3567 if (rndr == NULL) 3568 return ENODEV; 3569 } 3570 3571 if (sw == scp->tsw) { 3572 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3573 scp->rndr = rndr; 3574 scp->rndr->init(scp); 3575 sc_clear_screen(scp); 3576 /* assert(error == 0); */ 3577 return error; 3578 } 3579 3580 if (sc_malloc && (sw->te_size > 0)) 3581 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3582 else 3583 p = NULL; 3584 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3585 if (error) 3586 return error; 3587 3588 if (scp->tsw) 3589 (*scp->tsw->te_term)(scp, &scp->ts); 3590 if (scp->ts != NULL) 3591 free(scp->ts, M_DEVBUF); 3592 scp->tsw = sw; 3593 scp->ts = p; 3594 scp->rndr = rndr; 3595 scp->rndr->init(scp); 3596 3597 (*sw->te_default_attr)(scp, SC_NORM_ATTR, SC_NORM_REV_ATTR); 3598 sc_clear_screen(scp); 3599 3600 return 0; 3601 } 3602 3603 /* 3604 * scgetc(flags) - get character from keyboard. 3605 * If flags & SCGETC_CN, then avoid harmful side effects. 3606 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3607 * return NOKEY if there is nothing there. 3608 */ 3609 static u_int 3610 scgetc(sc_softc_t *sc, u_int flags, struct sc_cnstate *sp) 3611 { 3612 scr_stat *scp; 3613 #ifndef SC_NO_HISTORY 3614 struct tty *tp; 3615 #endif 3616 u_int c; 3617 int this_scr; 3618 int f; 3619 int i; 3620 3621 if (sc->kbd == NULL) 3622 return NOKEY; 3623 3624 next_code: 3625 #if 1 3626 /* I don't like this, but... XXX */ 3627 if (flags & SCGETC_CN) 3628 sccnupdate(sc->cur_scp); 3629 #endif 3630 scp = sc->cur_scp; 3631 /* first see if there is something in the keyboard port */ 3632 for (;;) { 3633 if (flags & SCGETC_CN) 3634 sccnscrunlock(sc, sp); 3635 c = kbdd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3636 if (flags & SCGETC_CN) 3637 sccnscrlock(sc, sp); 3638 if (c == ERRKEY) { 3639 if (!(flags & SCGETC_CN)) 3640 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3641 } else if (c == NOKEY) 3642 return c; 3643 else 3644 break; 3645 } 3646 3647 /* make screensaver happy */ 3648 if (!(c & RELKEY)) 3649 sc_touch_scrn_saver(); 3650 3651 if (!(flags & SCGETC_CN)) 3652 random_harvest_queue(&c, sizeof(c), 1, RANDOM_KEYBOARD); 3653 3654 if (sc->kbd_open_level == 0 && scp->kbd_mode != K_XLATE) 3655 return KEYCHAR(c); 3656 3657 /* if scroll-lock pressed allow history browsing */ 3658 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3659 3660 scp->status &= ~CURSOR_ENABLED; 3661 sc_remove_cursor_image(scp); 3662 3663 #ifndef SC_NO_HISTORY 3664 if (!(scp->status & BUFFER_SAVED)) { 3665 scp->status |= BUFFER_SAVED; 3666 sc_hist_save(scp); 3667 } 3668 switch (c) { 3669 /* FIXME: key codes */ 3670 case SPCLKEY | FKEY | F(49): /* home key */ 3671 sc_remove_cutmarking(scp); 3672 sc_hist_home(scp); 3673 goto next_code; 3674 3675 case SPCLKEY | FKEY | F(57): /* end key */ 3676 sc_remove_cutmarking(scp); 3677 sc_hist_end(scp); 3678 goto next_code; 3679 3680 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3681 sc_remove_cutmarking(scp); 3682 if (sc_hist_up_line(scp)) 3683 if (!(flags & SCGETC_CN)) 3684 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3685 goto next_code; 3686 3687 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3688 sc_remove_cutmarking(scp); 3689 if (sc_hist_down_line(scp)) 3690 if (!(flags & SCGETC_CN)) 3691 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3692 goto next_code; 3693 3694 case SPCLKEY | FKEY | F(51): /* page up key */ 3695 sc_remove_cutmarking(scp); 3696 for (i=0; i<scp->ysize; i++) 3697 if (sc_hist_up_line(scp)) { 3698 if (!(flags & SCGETC_CN)) 3699 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3700 break; 3701 } 3702 goto next_code; 3703 3704 case SPCLKEY | FKEY | F(59): /* page down key */ 3705 sc_remove_cutmarking(scp); 3706 for (i=0; i<scp->ysize; i++) 3707 if (sc_hist_down_line(scp)) { 3708 if (!(flags & SCGETC_CN)) 3709 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3710 break; 3711 } 3712 goto next_code; 3713 } 3714 #endif /* SC_NO_HISTORY */ 3715 } 3716 3717 /* 3718 * Process and consume special keys here. Return a plain char code 3719 * or a char code with the META flag or a function key code. 3720 */ 3721 if (c & RELKEY) { 3722 /* key released */ 3723 /* goto next_code */ 3724 } else { 3725 /* key pressed */ 3726 if (c & SPCLKEY) { 3727 c &= ~SPCLKEY; 3728 switch (KEYCHAR(c)) { 3729 /* LOCKING KEYS */ 3730 case NLK: case CLK: case ALK: 3731 break; 3732 case SLK: 3733 (void)kbdd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3734 if (f & SLKED) { 3735 scp->status |= SLKED; 3736 } else { 3737 if (scp->status & SLKED) { 3738 scp->status &= ~SLKED; 3739 #ifndef SC_NO_HISTORY 3740 if (scp->status & BUFFER_SAVED) { 3741 if (!sc_hist_restore(scp)) 3742 sc_remove_cutmarking(scp); 3743 scp->status &= ~BUFFER_SAVED; 3744 scp->status |= CURSOR_ENABLED; 3745 sc_draw_cursor_image(scp); 3746 } 3747 /* Only safe in Giant-locked context. */ 3748 tp = SC_DEV(sc, scp->index); 3749 if (!(flags & SCGETC_CN) && tty_opened_ns(tp)) 3750 sctty_outwakeup(tp); 3751 #endif 3752 } 3753 } 3754 break; 3755 3756 case PASTE: 3757 #ifndef SC_NO_CUTPASTE 3758 sc_mouse_paste(scp); 3759 #endif 3760 break; 3761 3762 /* NON-LOCKING KEYS */ 3763 case NOP: 3764 case LSH: case RSH: case LCTR: case RCTR: 3765 case LALT: case RALT: case ASH: case META: 3766 break; 3767 3768 case BTAB: 3769 if (!(sc->flags & SC_SCRN_BLANKED)) 3770 return c; 3771 break; 3772 3773 case SPSC: 3774 #ifdef DEV_SPLASH 3775 /* force activatation/deactivation of the screen saver */ 3776 if (!(sc->flags & SC_SCRN_BLANKED)) { 3777 run_scrn_saver = TRUE; 3778 sc->scrn_time_stamp -= scrn_blank_time; 3779 } 3780 if (cold) { 3781 /* 3782 * While devices are being probed, the screen saver need 3783 * to be invoked explicitly. XXX 3784 */ 3785 if (sc->flags & SC_SCRN_BLANKED) { 3786 scsplash_stick(FALSE); 3787 stop_scrn_saver(sc, current_saver); 3788 } else { 3789 if (!ISGRAPHSC(scp)) { 3790 scsplash_stick(TRUE); 3791 (*current_saver)(sc, TRUE); 3792 } 3793 } 3794 } 3795 #endif /* DEV_SPLASH */ 3796 break; 3797 3798 case RBT: 3799 #ifndef SC_DISABLE_REBOOT 3800 if (enable_reboot && !(flags & SCGETC_CN)) 3801 shutdown_nice(0); 3802 #endif 3803 break; 3804 3805 case HALT: 3806 #ifndef SC_DISABLE_REBOOT 3807 if (enable_reboot && !(flags & SCGETC_CN)) 3808 shutdown_nice(RB_HALT); 3809 #endif 3810 break; 3811 3812 case PDWN: 3813 #ifndef SC_DISABLE_REBOOT 3814 if (enable_reboot && !(flags & SCGETC_CN)) 3815 shutdown_nice(RB_HALT|RB_POWEROFF); 3816 #endif 3817 break; 3818 3819 case SUSP: 3820 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3821 break; 3822 case STBY: 3823 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3824 break; 3825 3826 case DBG: 3827 #ifndef SC_DISABLE_KDBKEY 3828 if (enable_kdbkey) 3829 kdb_break(); 3830 #endif 3831 break; 3832 3833 case PNC: 3834 if (enable_panic_key) 3835 panic("Forced by the panic key"); 3836 break; 3837 3838 case NEXT: 3839 this_scr = scp->index; 3840 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3841 sc->first_vty + i != this_scr; 3842 i = (i + 1)%sc->vtys) { 3843 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3844 if (tty_opened_ns(tp)) { 3845 sc_switch_scr(scp->sc, sc->first_vty + i); 3846 break; 3847 } 3848 } 3849 break; 3850 3851 case PREV: 3852 this_scr = scp->index; 3853 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3854 sc->first_vty + i != this_scr; 3855 i = (i + sc->vtys - 1)%sc->vtys) { 3856 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3857 if (tty_opened_ns(tp)) { 3858 sc_switch_scr(scp->sc, sc->first_vty + i); 3859 break; 3860 } 3861 } 3862 break; 3863 3864 default: 3865 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3866 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3867 break; 3868 } 3869 /* assert(c & FKEY) */ 3870 if (!(sc->flags & SC_SCRN_BLANKED)) 3871 return c; 3872 break; 3873 } 3874 /* goto next_code */ 3875 } else { 3876 /* regular keys (maybe MKEY is set) */ 3877 #if !defined(SC_DISABLE_KDBKEY) && defined(KDB) 3878 if (enable_kdbkey) 3879 kdb_alt_break(c, &sc->sc_altbrk); 3880 #endif 3881 if (!(sc->flags & SC_SCRN_BLANKED)) 3882 return c; 3883 } 3884 } 3885 3886 goto next_code; 3887 } 3888 3889 static int 3890 sctty_mmap(struct tty *tp, vm_ooffset_t offset, vm_paddr_t *paddr, 3891 int nprot, vm_memattr_t *memattr) 3892 { 3893 scr_stat *scp; 3894 3895 scp = sc_get_stat(tp); 3896 if (scp != scp->sc->cur_scp) 3897 return -1; 3898 return vidd_mmap(scp->sc->adp, offset, paddr, nprot, memattr); 3899 } 3900 3901 static void 3902 update_font(scr_stat *scp) 3903 { 3904 #ifndef SC_NO_FONT_LOADING 3905 /* load appropriate font */ 3906 if (!(scp->status & GRAPHICS_MODE)) { 3907 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3908 if (scp->font_size < 14) { 3909 if (scp->sc->fonts_loaded & FONT_8) 3910 sc_load_font(scp, 0, 8, 8, scp->sc->font_8, 0, 256); 3911 } else if (scp->font_size >= 16) { 3912 if (scp->sc->fonts_loaded & FONT_16) 3913 sc_load_font(scp, 0, 16, 8, scp->sc->font_16, 0, 256); 3914 } else { 3915 if (scp->sc->fonts_loaded & FONT_14) 3916 sc_load_font(scp, 0, 14, 8, scp->sc->font_14, 0, 256); 3917 } 3918 /* 3919 * FONT KLUDGE: 3920 * This is an interim kludge to display correct font. 3921 * Always use the font page #0 on the video plane 2. 3922 * Somehow we cannot show the font in other font pages on 3923 * some video cards... XXX 3924 */ 3925 sc_show_font(scp, 0); 3926 } 3927 mark_all(scp); 3928 } 3929 #endif /* !SC_NO_FONT_LOADING */ 3930 } 3931 3932 static int 3933 save_kbd_state(scr_stat *scp) 3934 { 3935 int state; 3936 int error; 3937 3938 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3939 if (error == ENOIOCTL) 3940 error = ENODEV; 3941 if (error == 0) { 3942 scp->status &= ~LOCK_MASK; 3943 scp->status |= state; 3944 } 3945 return error; 3946 } 3947 3948 static int 3949 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3950 { 3951 int state; 3952 int error; 3953 3954 if (mask != LOCK_MASK) { 3955 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3956 if (error == ENOIOCTL) 3957 error = ENODEV; 3958 if (error) 3959 return error; 3960 state &= ~mask; 3961 state |= new_bits & mask; 3962 } else { 3963 state = new_bits & LOCK_MASK; 3964 } 3965 error = kbdd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3966 if (error == ENOIOCTL) 3967 error = ENODEV; 3968 return error; 3969 } 3970 3971 static int 3972 update_kbd_leds(scr_stat *scp, int which) 3973 { 3974 int error; 3975 3976 which &= LOCK_MASK; 3977 error = kbdd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3978 if (error == ENOIOCTL) 3979 error = ENODEV; 3980 return error; 3981 } 3982 3983 int 3984 set_mode(scr_stat *scp) 3985 { 3986 video_info_t info; 3987 3988 /* reject unsupported mode */ 3989 if (vidd_get_info(scp->sc->adp, scp->mode, &info)) 3990 return 1; 3991 3992 /* if this vty is not currently showing, do nothing */ 3993 if (scp != scp->sc->cur_scp) 3994 return 0; 3995 3996 /* setup video hardware for the given mode */ 3997 vidd_set_mode(scp->sc->adp, scp->mode); 3998 scp->rndr->init(scp); 3999 #ifndef __sparc64__ 4000 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 4001 (void *)scp->sc->adp->va_window, FALSE); 4002 #endif 4003 4004 update_font(scp); 4005 4006 sc_set_border(scp, scp->border); 4007 sc_set_cursor_image(scp); 4008 4009 return 0; 4010 } 4011 4012 void 4013 sc_set_border(scr_stat *scp, int color) 4014 { 4015 SC_VIDEO_LOCK(scp->sc); 4016 (*scp->rndr->draw_border)(scp, color); 4017 SC_VIDEO_UNLOCK(scp->sc); 4018 } 4019 4020 #ifndef SC_NO_FONT_LOADING 4021 void 4022 sc_load_font(scr_stat *scp, int page, int size, int width, u_char *buf, 4023 int base, int count) 4024 { 4025 sc_softc_t *sc; 4026 4027 sc = scp->sc; 4028 sc->font_loading_in_progress = TRUE; 4029 vidd_load_font(sc->adp, page, size, width, buf, base, count); 4030 sc->font_loading_in_progress = FALSE; 4031 } 4032 4033 void 4034 sc_save_font(scr_stat *scp, int page, int size, int width, u_char *buf, 4035 int base, int count) 4036 { 4037 sc_softc_t *sc; 4038 4039 sc = scp->sc; 4040 sc->font_loading_in_progress = TRUE; 4041 vidd_save_font(sc->adp, page, size, width, buf, base, count); 4042 sc->font_loading_in_progress = FALSE; 4043 } 4044 4045 void 4046 sc_show_font(scr_stat *scp, int page) 4047 { 4048 vidd_show_font(scp->sc->adp, page); 4049 } 4050 #endif /* !SC_NO_FONT_LOADING */ 4051 4052 void 4053 sc_paste(scr_stat *scp, const u_char *p, int count) 4054 { 4055 struct tty *tp; 4056 u_char *rmap; 4057 4058 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 4059 if (!tty_opened_ns(tp)) 4060 return; 4061 rmap = scp->sc->scr_rmap; 4062 for (; count > 0; --count) 4063 ttydisc_rint(tp, rmap[*p++], 0); 4064 ttydisc_rint_done(tp); 4065 } 4066 4067 void 4068 sc_respond(scr_stat *scp, const u_char *p, int count, int wakeup) 4069 { 4070 struct tty *tp; 4071 4072 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 4073 if (!tty_opened_ns(tp)) 4074 return; 4075 ttydisc_rint_simple(tp, p, count); 4076 if (wakeup) { 4077 /* XXX: we can't always call ttydisc_rint_done() here! */ 4078 ttydisc_rint_done(tp); 4079 } 4080 } 4081 4082 void 4083 sc_bell(scr_stat *scp, int pitch, int duration) 4084 { 4085 if (cold || kdb_active || shutdown_in_progress || !enable_bell) 4086 return; 4087 4088 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 4089 return; 4090 4091 if (scp->sc->flags & SC_VISUAL_BELL) { 4092 if (scp->sc->blink_in_progress) 4093 return; 4094 scp->sc->blink_in_progress = 3; 4095 if (scp != scp->sc->cur_scp) 4096 scp->sc->blink_in_progress += 2; 4097 blink_screen(scp->sc->cur_scp); 4098 } else if (duration != 0 && pitch != 0) { 4099 if (scp != scp->sc->cur_scp) 4100 pitch *= 2; 4101 sysbeep(1193182 / pitch, duration); 4102 } 4103 } 4104 4105 static int 4106 sc_kattr(void) 4107 { 4108 if (sc_console == NULL) 4109 return (SC_KERNEL_CONS_ATTR); 4110 return (sc_kattrtab[PCPU_GET(cpuid) % nitems(sc_kattrtab)]); 4111 } 4112 4113 static void 4114 blink_screen(void *arg) 4115 { 4116 scr_stat *scp = arg; 4117 struct tty *tp; 4118 4119 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 4120 scp->sc->blink_in_progress = 0; 4121 mark_all(scp); 4122 tp = SC_DEV(scp->sc, scp->index); 4123 if (tty_opened_ns(tp)) 4124 sctty_outwakeup(tp); 4125 if (scp->sc->delayed_next_scr) 4126 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 4127 } 4128 else { 4129 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 4130 scp->sc->blink_in_progress & 1); 4131 scp->sc->blink_in_progress--; 4132 callout_reset_sbt(&scp->sc->cblink, SBT_1S / 15, 0, 4133 blink_screen, scp, C_PREL(0)); 4134 } 4135 } 4136 4137 /* 4138 * Until sc_attach_unit() gets called no dev structures will be available 4139 * to store the per-screen current status. This is the case when the 4140 * kernel is initially booting and needs access to its console. During 4141 * this early phase of booting the console's current status is kept in 4142 * one statically defined scr_stat structure, and any pointers to the 4143 * dev structures will be NULL. 4144 */ 4145 4146 static scr_stat * 4147 sc_get_stat(struct tty *tp) 4148 { 4149 if (tp == NULL) 4150 return (&main_console); 4151 return (SC_STAT(tp)); 4152 } 4153 4154 /* 4155 * Allocate active keyboard. Try to allocate "kbdmux" keyboard first, and, 4156 * if found, add all non-busy keyboards to "kbdmux". Otherwise look for 4157 * any keyboard. 4158 */ 4159 4160 static int 4161 sc_allocate_keyboard(sc_softc_t *sc, int unit) 4162 { 4163 int idx0, idx; 4164 keyboard_t *k0, *k; 4165 keyboard_info_t ki; 4166 4167 idx0 = kbd_allocate("kbdmux", -1, (void *)&sc->keyboard, sckbdevent, sc); 4168 if (idx0 != -1) { 4169 k0 = kbd_get_keyboard(idx0); 4170 4171 for (idx = kbd_find_keyboard2("*", -1, 0); 4172 idx != -1; 4173 idx = kbd_find_keyboard2("*", -1, idx + 1)) { 4174 k = kbd_get_keyboard(idx); 4175 4176 if (idx == idx0 || KBD_IS_BUSY(k)) 4177 continue; 4178 4179 bzero(&ki, sizeof(ki)); 4180 strcpy(ki.kb_name, k->kb_name); 4181 ki.kb_unit = k->kb_unit; 4182 4183 (void)kbdd_ioctl(k0, KBADDKBD, (caddr_t) &ki); 4184 } 4185 } else 4186 idx0 = kbd_allocate("*", unit, (void *)&sc->keyboard, sckbdevent, sc); 4187 4188 return (idx0); 4189 } 4190