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 #if defined(__amd64__) || defined(__i386__) 80 #include <machine/vmparam.h> 81 82 #include <vm/vm.h> 83 #include <vm/pmap.h> 84 #endif 85 86 #include <dev/kbd/kbdreg.h> 87 #include <dev/fb/fbreg.h> 88 #include <dev/fb/splashreg.h> 89 #include <dev/syscons/syscons.h> 90 91 #define COLD 0 92 #define WARM 1 93 94 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 95 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 96 97 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 98 99 /* NULL-safe version of "tty_opened()" */ 100 #define tty_opened_ns(tp) ((tp) != NULL && tty_opened(tp)) 101 102 static u_char sc_kattrtab[MAXCPU]; 103 104 static int sc_console_unit = -1; 105 static int sc_saver_keyb_only = 1; 106 static scr_stat *sc_console; 107 static struct consdev *sc_consptr; 108 static void *sc_kts[MAXCPU]; 109 static struct sc_term_sw *sc_ktsw; 110 static scr_stat main_console; 111 static struct tty *main_devs[MAXCONS]; 112 113 static char init_done = COLD; 114 static int shutdown_in_progress = FALSE; 115 static int suspend_in_progress = FALSE; 116 static char sc_malloc = FALSE; 117 118 static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 119 static int run_scrn_saver = FALSE; /* should run the saver? */ 120 static int enable_bell = TRUE; /* enable beeper */ 121 122 #ifndef SC_DISABLE_REBOOT 123 static int enable_reboot = TRUE; /* enable keyboard reboot */ 124 #endif 125 126 #ifndef SC_DISABLE_KDBKEY 127 static int enable_kdbkey = TRUE; /* enable keyboard debug */ 128 #endif 129 130 static long scrn_blank_time = 0; /* screen saver timeout value */ 131 #ifdef DEV_SPLASH 132 static int scrn_blanked; /* # of blanked screen */ 133 static int sticky_splash = FALSE; 134 135 static void none_saver(sc_softc_t *sc, int blank) { } 136 static void (*current_saver)(sc_softc_t *, int) = none_saver; 137 #endif 138 139 #ifdef SC_NO_SUSPEND_VTYSWITCH 140 static int sc_no_suspend_vtswitch = 1; 141 #else 142 static int sc_no_suspend_vtswitch = 0; 143 #endif 144 static int sc_susp_scr; 145 146 static SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 147 static SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 148 SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 149 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 150 SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 151 0, "enable bell"); 152 #ifndef SC_DISABLE_REBOOT 153 SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_reboot, CTLFLAG_RW|CTLFLAG_SECURE, &enable_reboot, 154 0, "enable keyboard reboot"); 155 #endif 156 #ifndef SC_DISABLE_KDBKEY 157 SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_debug, CTLFLAG_RW|CTLFLAG_SECURE, &enable_kdbkey, 158 0, "enable keyboard debug"); 159 #endif 160 SYSCTL_INT(_hw_syscons, OID_AUTO, sc_no_suspend_vtswitch, CTLFLAG_RWTUN, 161 &sc_no_suspend_vtswitch, 0, "Disable VT switch before suspend."); 162 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 163 #include "font.h" 164 #endif 165 166 tsw_ioctl_t *sc_user_ioctl; 167 168 static bios_values_t bios_value; 169 170 static int enable_panic_key; 171 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 172 0, "Enable panic via keypress specified in kbdmap(5)"); 173 174 #define SC_CONSOLECTL 255 175 176 #define VTY_WCHAN(sc, vty) (&SC_DEV(sc, vty)) 177 178 /* prototypes */ 179 static int sc_allocate_keyboard(sc_softc_t *sc, int unit); 180 static int scvidprobe(int unit, int flags, int cons); 181 static int sckbdprobe(int unit, int flags, int cons); 182 static void scmeminit(void *arg); 183 static int scdevtounit(struct tty *tp); 184 static kbd_callback_func_t sckbdevent; 185 static void scinit(int unit, int flags); 186 static scr_stat *sc_get_stat(struct tty *tp); 187 static void scterm(int unit, int flags); 188 static void scshutdown(void *, int); 189 static void scsuspend(void *); 190 static void scresume(void *); 191 static u_int scgetc(sc_softc_t *sc, u_int flags, struct sc_cnstate *sp); 192 static void sc_puts(scr_stat *scp, u_char *buf, int len); 193 #define SCGETC_CN 1 194 #define SCGETC_NONBLOCK 2 195 static void sccnupdate(scr_stat *scp); 196 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 197 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 198 static timeout_t scrn_timer; 199 static int and_region(int *s1, int *e1, int s2, int e2); 200 static void scrn_update(scr_stat *scp, int show_cursor); 201 202 #ifdef DEV_SPLASH 203 static int scsplash_callback(int event, void *arg); 204 static void scsplash_saver(sc_softc_t *sc, int show); 205 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 206 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 207 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 208 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 209 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 210 static int wait_scrn_saver_stop(sc_softc_t *sc); 211 #define scsplash_stick(stick) (sticky_splash = (stick)) 212 #else /* !DEV_SPLASH */ 213 #define scsplash_stick(stick) 214 #endif /* DEV_SPLASH */ 215 216 static int do_switch_scr(sc_softc_t *sc, int s); 217 static int vt_proc_alive(scr_stat *scp); 218 static int signal_vt_rel(scr_stat *scp); 219 static int signal_vt_acq(scr_stat *scp); 220 static int finish_vt_rel(scr_stat *scp, int release, int *s); 221 static int finish_vt_acq(scr_stat *scp); 222 static void exchange_scr(sc_softc_t *sc); 223 static void update_cursor_image(scr_stat *scp); 224 static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 225 static void update_font(scr_stat *); 226 static int save_kbd_state(scr_stat *scp); 227 static int update_kbd_state(scr_stat *scp, int state, int mask); 228 static int update_kbd_leds(scr_stat *scp, int which); 229 static int sc_kattr(void); 230 static timeout_t blink_screen; 231 static struct tty *sc_alloc_tty(int, int); 232 233 static cn_probe_t sc_cnprobe; 234 static cn_init_t sc_cninit; 235 static cn_term_t sc_cnterm; 236 static cn_getc_t sc_cngetc; 237 static cn_putc_t sc_cnputc; 238 static cn_grab_t sc_cngrab; 239 static cn_ungrab_t sc_cnungrab; 240 241 CONSOLE_DRIVER(sc); 242 243 static tsw_open_t sctty_open; 244 static tsw_close_t sctty_close; 245 static tsw_outwakeup_t sctty_outwakeup; 246 static tsw_ioctl_t sctty_ioctl; 247 static tsw_mmap_t sctty_mmap; 248 249 static struct ttydevsw sc_ttydevsw = { 250 .tsw_open = sctty_open, 251 .tsw_close = sctty_close, 252 .tsw_outwakeup = sctty_outwakeup, 253 .tsw_ioctl = sctty_ioctl, 254 .tsw_mmap = sctty_mmap, 255 }; 256 257 static d_ioctl_t consolectl_ioctl; 258 static d_close_t consolectl_close; 259 260 static struct cdevsw consolectl_devsw = { 261 .d_version = D_VERSION, 262 .d_flags = D_NEEDGIANT | D_TRACKCLOSE, 263 .d_ioctl = consolectl_ioctl, 264 .d_close = consolectl_close, 265 .d_name = "consolectl", 266 }; 267 268 /* ec -- emergency console. */ 269 270 static u_int ec_scroffset; 271 272 static void 273 ec_putc(int c) 274 { 275 uintptr_t fb; 276 u_short *scrptr; 277 u_int ind; 278 int attr, column, mysize, width, xsize, yborder, ysize; 279 280 if (c < 0 || c > 0xff || c == '\a') 281 return; 282 if (sc_console == NULL) { 283 #if !defined(__amd64__) && !defined(__i386__) 284 return; 285 #else 286 /* 287 * This is enough for ec_putc() to work very early on x86 288 * if the kernel starts in normal color text mode. 289 */ 290 fb = KERNBASE + 0xb8000; 291 xsize = 80; 292 ysize = 25; 293 #endif 294 } else { 295 if (!ISTEXTSC(&main_console)) 296 return; 297 fb = main_console.sc->adp->va_window; 298 xsize = main_console.xsize; 299 ysize = main_console.ysize; 300 } 301 yborder = ysize / 5; 302 scrptr = (u_short *)(void *)fb + xsize * yborder; 303 mysize = xsize * (ysize - 2 * yborder); 304 do { 305 ind = ec_scroffset; 306 column = ind % xsize; 307 width = (c == '\b' ? -1 : c == '\t' ? (column + 8) & ~7 : 308 c == '\r' ? -column : c == '\n' ? xsize - column : 1); 309 if (width == 0 || (width < 0 && ind < -width)) 310 return; 311 } while (atomic_cmpset_rel_int(&ec_scroffset, ind, ind + width) == 0); 312 if (c == '\b' || c == '\r') 313 return; 314 if (c == '\n') 315 ind += xsize; /* XXX clearing from new pos is not atomic */ 316 317 attr = sc_kattr(); 318 if (c == '\t' || c == '\n') 319 c = ' '; 320 do 321 scrptr[ind++ % mysize] = (attr << 8) | c; 322 while (--width != 0); 323 } 324 325 int 326 sc_probe_unit(int unit, int flags) 327 { 328 if (!vty_enabled(VTY_SC)) 329 return ENXIO; 330 if (!scvidprobe(unit, flags, FALSE)) { 331 if (bootverbose) 332 printf("%s%d: no video adapter found.\n", SC_DRIVER_NAME, unit); 333 return ENXIO; 334 } 335 336 /* syscons will be attached even when there is no keyboard */ 337 sckbdprobe(unit, flags, FALSE); 338 339 return 0; 340 } 341 342 /* probe video adapters, return TRUE if found */ 343 static int 344 scvidprobe(int unit, int flags, int cons) 345 { 346 /* 347 * Access the video adapter driver through the back door! 348 * Video adapter drivers need to be configured before syscons. 349 * However, when syscons is being probed as the low-level console, 350 * they have not been initialized yet. We force them to initialize 351 * themselves here. XXX 352 */ 353 vid_configure(cons ? VIO_PROBE_ONLY : 0); 354 355 return (vid_find_adapter("*", unit) >= 0); 356 } 357 358 /* probe the keyboard, return TRUE if found */ 359 static int 360 sckbdprobe(int unit, int flags, int cons) 361 { 362 /* access the keyboard driver through the backdoor! */ 363 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 364 365 return (kbd_find_keyboard("*", unit) >= 0); 366 } 367 368 static char 369 *adapter_name(video_adapter_t *adp) 370 { 371 static struct { 372 int type; 373 char *name[2]; 374 } names[] = { 375 { KD_MONO, { "MDA", "MDA" } }, 376 { KD_HERCULES, { "Hercules", "Hercules" } }, 377 { KD_CGA, { "CGA", "CGA" } }, 378 { KD_EGA, { "EGA", "EGA (mono)" } }, 379 { KD_VGA, { "VGA", "VGA (mono)" } }, 380 { KD_TGA, { "TGA", "TGA" } }, 381 { -1, { "Unknown", "Unknown" } }, 382 }; 383 int i; 384 385 for (i = 0; names[i].type != -1; ++i) 386 if (names[i].type == adp->va_type) 387 break; 388 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 389 } 390 391 static void 392 sctty_outwakeup(struct tty *tp) 393 { 394 size_t len; 395 u_char buf[PCBURST]; 396 scr_stat *scp = sc_get_stat(tp); 397 398 if (scp->status & SLKED || 399 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 400 return; 401 402 for (;;) { 403 len = ttydisc_getc(tp, buf, sizeof buf); 404 if (len == 0) 405 break; 406 SC_VIDEO_LOCK(scp->sc); 407 sc_puts(scp, buf, len); 408 SC_VIDEO_UNLOCK(scp->sc); 409 } 410 } 411 412 static struct tty * 413 sc_alloc_tty(int index, int devnum) 414 { 415 struct sc_ttysoftc *stc; 416 struct tty *tp; 417 418 /* Allocate TTY object and softc to store unit number. */ 419 stc = malloc(sizeof(struct sc_ttysoftc), M_DEVBUF, M_WAITOK); 420 stc->st_index = index; 421 stc->st_stat = NULL; 422 tp = tty_alloc_mutex(&sc_ttydevsw, stc, &Giant); 423 424 /* Create device node. */ 425 tty_makedev(tp, NULL, "v%r", devnum); 426 427 return (tp); 428 } 429 430 #ifdef SC_PIXEL_MODE 431 static void 432 sc_set_vesa_mode(scr_stat *scp, sc_softc_t *sc, int unit) 433 { 434 video_info_t info; 435 u_char *font; 436 int depth; 437 int fontsize; 438 int i; 439 int vmode; 440 441 vmode = 0; 442 (void)resource_int_value("sc", unit, "vesa_mode", &vmode); 443 if (vmode < M_VESA_BASE || vmode > M_VESA_MODE_MAX || 444 vidd_get_info(sc->adp, vmode, &info) != 0 || 445 !sc_support_pixel_mode(&info)) 446 vmode = 0; 447 448 /* 449 * If the mode is unset or unsupported, search for an available 450 * 800x600 graphics mode with the highest color depth. 451 */ 452 if (vmode == 0) { 453 for (depth = 0, i = M_VESA_BASE; i <= M_VESA_MODE_MAX; i++) 454 if (vidd_get_info(sc->adp, i, &info) == 0 && 455 info.vi_width == 800 && info.vi_height == 600 && 456 sc_support_pixel_mode(&info) && 457 info.vi_depth > depth) { 458 vmode = i; 459 depth = info.vi_depth; 460 } 461 if (vmode == 0) 462 return; 463 vidd_get_info(sc->adp, vmode, &info); 464 } 465 466 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 467 fontsize = info.vi_cheight; 468 #else 469 fontsize = scp->font_size; 470 #endif 471 if (fontsize < 14) 472 fontsize = 8; 473 else if (fontsize >= 16) 474 fontsize = 16; 475 else 476 fontsize = 14; 477 #ifndef SC_NO_FONT_LOADING 478 switch (fontsize) { 479 case 8: 480 if ((sc->fonts_loaded & FONT_8) == 0) 481 return; 482 font = sc->font_8; 483 break; 484 case 14: 485 if ((sc->fonts_loaded & FONT_14) == 0) 486 return; 487 font = sc->font_14; 488 break; 489 case 16: 490 if ((sc->fonts_loaded & FONT_16) == 0) 491 return; 492 font = sc->font_16; 493 break; 494 } 495 #else 496 font = NULL; 497 #endif 498 #ifdef DEV_SPLASH 499 if ((sc->flags & SC_SPLASH_SCRN) != 0) 500 splash_term(sc->adp); 501 #endif 502 #ifndef SC_NO_HISTORY 503 if (scp->history != NULL) { 504 sc_vtb_append(&scp->vtb, 0, scp->history, 505 scp->ypos * scp->xsize + scp->xpos); 506 scp->history_pos = sc_vtb_tail(scp->history); 507 } 508 #endif 509 vidd_set_mode(sc->adp, vmode); 510 scp->status |= (UNKNOWN_MODE | PIXEL_MODE | MOUSE_HIDDEN); 511 scp->status &= ~(GRAPHICS_MODE | MOUSE_VISIBLE); 512 scp->xpixel = info.vi_width; 513 scp->ypixel = info.vi_height; 514 scp->xsize = scp->xpixel / 8; 515 scp->ysize = scp->ypixel / fontsize; 516 scp->xpos = 0; 517 scp->ypos = scp->ysize - 1; 518 scp->xoff = scp->yoff = 0; 519 scp->font = font; 520 scp->font_size = fontsize; 521 scp->font_width = 8; 522 scp->start = scp->xsize * scp->ysize - 1; 523 scp->end = 0; 524 scp->cursor_pos = scp->cursor_oldpos = scp->xsize * scp->xsize; 525 scp->mode = sc->initial_mode = vmode; 526 #ifndef __sparc64__ 527 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 528 (void *)sc->adp->va_window, FALSE); 529 #endif 530 sc_alloc_scr_buffer(scp, FALSE, FALSE); 531 sc_init_emulator(scp, NULL); 532 #ifndef SC_NO_CUTPASTE 533 sc_alloc_cut_buffer(scp, FALSE); 534 #endif 535 #ifndef SC_NO_HISTORY 536 sc_alloc_history_buffer(scp, 0, 0, FALSE); 537 #endif 538 sc_set_border(scp, scp->border); 539 sc_set_cursor_image(scp); 540 scp->status &= ~UNKNOWN_MODE; 541 #ifdef DEV_SPLASH 542 if ((sc->flags & SC_SPLASH_SCRN) != 0) 543 splash_init(sc->adp, scsplash_callback, sc); 544 #endif 545 } 546 #endif 547 548 int 549 sc_attach_unit(int unit, int flags) 550 { 551 sc_softc_t *sc; 552 scr_stat *scp; 553 struct cdev *dev; 554 void *oldts, *ts; 555 int i, vc; 556 557 if (!vty_enabled(VTY_SC)) 558 return ENXIO; 559 560 flags &= ~SC_KERNEL_CONSOLE; 561 562 if (sc_console_unit == unit) { 563 /* 564 * If this unit is being used as the system console, we need to 565 * adjust some variables and buffers before and after scinit(). 566 */ 567 /* assert(sc_console != NULL) */ 568 flags |= SC_KERNEL_CONSOLE; 569 scmeminit(NULL); 570 571 scinit(unit, flags); 572 573 if (sc_console->tsw->te_size > 0) { 574 sc_ktsw = sc_console->tsw; 575 /* assert(sc_console->ts != NULL); */ 576 oldts = sc_console->ts; 577 for (i = 0; i <= mp_maxid; i++) { 578 ts = malloc(sc_console->tsw->te_size, M_DEVBUF, 579 M_WAITOK | M_ZERO); 580 (*sc_console->tsw->te_init)(sc_console, &ts, SC_TE_COLD_INIT); 581 sc_console->ts = ts; 582 (*sc_console->tsw->te_default_attr)(sc_console, sc_kattrtab[i], 583 SC_KERNEL_CONS_REV_ATTR); 584 sc_kts[i] = ts; 585 } 586 sc_console->ts = oldts; 587 (*sc_console->tsw->te_default_attr)(sc_console, SC_NORM_ATTR, 588 SC_NORM_REV_ATTR); 589 } 590 } else { 591 scinit(unit, flags); 592 } 593 594 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 595 sc->config = flags; 596 callout_init(&sc->ctimeout, 0); 597 callout_init(&sc->cblink, 0); 598 scp = sc_get_stat(sc->dev[0]); 599 if (sc_console == NULL) /* sc_console_unit < 0 */ 600 sc_console = scp; 601 602 #ifdef SC_PIXEL_MODE 603 if ((sc->config & SC_VESAMODE) != 0) 604 sc_set_vesa_mode(scp, sc, unit); 605 #endif /* SC_PIXEL_MODE */ 606 607 /* initialize cursor */ 608 if (!ISGRAPHSC(scp)) 609 update_cursor_image(scp); 610 611 /* get screen update going */ 612 scrn_timer(sc); 613 614 /* set up the keyboard */ 615 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 616 update_kbd_state(scp, scp->status, LOCK_MASK); 617 618 printf("%s%d: %s <%d virtual consoles, flags=0x%x>\n", 619 SC_DRIVER_NAME, unit, adapter_name(sc->adp), sc->vtys, sc->config); 620 if (bootverbose) { 621 printf("%s%d:", SC_DRIVER_NAME, unit); 622 if (sc->adapter >= 0) 623 printf(" fb%d", sc->adapter); 624 if (sc->keyboard >= 0) 625 printf(", kbd%d", sc->keyboard); 626 if (scp->tsw) 627 printf(", terminal emulator: %s (%s)", 628 scp->tsw->te_name, scp->tsw->te_desc); 629 printf("\n"); 630 } 631 632 /* Register suspend/resume/shutdown callbacks for the kernel console. */ 633 if (sc_console_unit == unit) { 634 EVENTHANDLER_REGISTER(power_suspend_early, scsuspend, NULL, 635 EVENTHANDLER_PRI_ANY); 636 EVENTHANDLER_REGISTER(power_resume, scresume, NULL, 637 EVENTHANDLER_PRI_ANY); 638 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, NULL, 639 SHUTDOWN_PRI_DEFAULT); 640 } 641 642 for (vc = 0; vc < sc->vtys; vc++) { 643 if (sc->dev[vc] == NULL) { 644 sc->dev[vc] = sc_alloc_tty(vc, vc + unit * MAXCONS); 645 if (vc == 0 && sc->dev == main_devs) 646 SC_STAT(sc->dev[0]) = &main_console; 647 } 648 /* 649 * The first vty already has struct tty and scr_stat initialized 650 * in scinit(). The other vtys will have these structs when 651 * first opened. 652 */ 653 } 654 655 dev = make_dev(&consolectl_devsw, 0, UID_ROOT, GID_WHEEL, 0600, 656 "consolectl"); 657 dev->si_drv1 = sc->dev[0]; 658 659 return 0; 660 } 661 662 static void 663 scmeminit(void *arg) 664 { 665 if (!vty_enabled(VTY_SC)) 666 return; 667 if (sc_malloc) 668 return; 669 sc_malloc = TRUE; 670 671 /* 672 * As soon as malloc() becomes functional, we had better allocate 673 * various buffers for the kernel console. 674 */ 675 676 if (sc_console_unit < 0) /* sc_console == NULL */ 677 return; 678 679 /* copy the temporary buffer to the final buffer */ 680 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 681 682 #ifndef SC_NO_CUTPASTE 683 sc_alloc_cut_buffer(sc_console, FALSE); 684 #endif 685 686 #ifndef SC_NO_HISTORY 687 /* initialize history buffer & pointers */ 688 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 689 #endif 690 } 691 692 /* XXX */ 693 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 694 695 static int 696 scdevtounit(struct tty *tp) 697 { 698 int vty = SC_VTY(tp); 699 700 if (vty == SC_CONSOLECTL) 701 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 702 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 703 return -1; 704 else 705 return vty/MAXCONS; 706 } 707 708 static int 709 sctty_open(struct tty *tp) 710 { 711 int unit = scdevtounit(tp); 712 sc_softc_t *sc; 713 scr_stat *scp; 714 #ifndef __sparc64__ 715 keyarg_t key; 716 #endif 717 718 DPRINTF(5, ("scopen: dev:%s, unit:%d, vty:%d\n", 719 devtoname(tp->t_dev), unit, SC_VTY(tp))); 720 721 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 722 if (sc == NULL) 723 return ENXIO; 724 725 if (!tty_opened(tp)) { 726 /* Use the current setting of the <-- key as default VERASE. */ 727 /* If the Delete key is preferable, an stty is necessary */ 728 #ifndef __sparc64__ 729 if (sc->kbd != NULL) { 730 key.keynum = KEYCODE_BS; 731 (void)kbdd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 732 tp->t_termios.c_cc[VERASE] = key.key.map[0]; 733 } 734 #endif 735 } 736 737 scp = sc_get_stat(tp); 738 if (scp == NULL) { 739 scp = SC_STAT(tp) = alloc_scp(sc, SC_VTY(tp)); 740 if (ISGRAPHSC(scp)) 741 sc_set_pixel_mode(scp, NULL, 0, 0, 16, 8); 742 } 743 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 744 tp->t_winsize.ws_col = scp->xsize; 745 tp->t_winsize.ws_row = scp->ysize; 746 } 747 748 return (0); 749 } 750 751 static void 752 sctty_close(struct tty *tp) 753 { 754 scr_stat *scp; 755 int s; 756 757 if (SC_VTY(tp) != SC_CONSOLECTL) { 758 scp = sc_get_stat(tp); 759 /* were we in the middle of the VT switching process? */ 760 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 761 s = spltty(); 762 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 763 cnavailable(sc_consptr, TRUE); 764 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 765 DPRINTF(5, ("reset WAIT_REL, ")); 766 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 767 DPRINTF(5, ("reset WAIT_ACQ, ")); 768 #ifdef not_yet_done 769 if (scp == &main_console) { 770 scp->pid = 0; 771 scp->proc = NULL; 772 scp->smode.mode = VT_AUTO; 773 } 774 else { 775 sc_vtb_destroy(&scp->vtb); 776 #ifndef __sparc64__ 777 sc_vtb_destroy(&scp->scr); 778 #endif 779 sc_free_history_buffer(scp, scp->ysize); 780 SC_STAT(tp) = NULL; 781 free(scp, M_DEVBUF); 782 } 783 #else 784 scp->pid = 0; 785 scp->proc = NULL; 786 scp->smode.mode = VT_AUTO; 787 #endif 788 scp->kbd_mode = K_XLATE; 789 if (scp == scp->sc->cur_scp) 790 (void)kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 791 DPRINTF(5, ("done.\n")); 792 } 793 } 794 795 #if 0 /* XXX mpsafetty: fix screensaver. What about outwakeup? */ 796 static int 797 scread(struct cdev *dev, struct uio *uio, int flag) 798 { 799 if (!sc_saver_keyb_only) 800 sc_touch_scrn_saver(); 801 return ttyread(dev, uio, flag); 802 } 803 #endif 804 805 static int 806 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 807 { 808 sc_softc_t *sc; 809 struct tty *cur_tty; 810 int c, error = 0; 811 size_t len; 812 const u_char *cp; 813 814 sc = (sc_softc_t *)arg; 815 /* assert(thiskbd == sc->kbd) */ 816 817 mtx_lock(&Giant); 818 819 switch (event) { 820 case KBDIO_KEYINPUT: 821 break; 822 case KBDIO_UNLOADING: 823 sc->kbd = NULL; 824 sc->keyboard = -1; 825 kbd_release(thiskbd, (void *)&sc->keyboard); 826 goto done; 827 default: 828 error = EINVAL; 829 goto done; 830 } 831 832 /* 833 * Loop while there is still input to get from the keyboard. 834 * I don't think this is nessesary, and it doesn't fix 835 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 836 */ 837 while ((c = scgetc(sc, SCGETC_NONBLOCK, NULL)) != NOKEY) { 838 839 cur_tty = SC_DEV(sc, sc->cur_scp->index); 840 if (!tty_opened_ns(cur_tty)) 841 continue; 842 843 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 844 continue; 845 846 switch (KEYFLAGS(c)) { 847 case 0x0000: /* normal key */ 848 ttydisc_rint(cur_tty, KEYCHAR(c), 0); 849 break; 850 case FKEY: /* function key, return string */ 851 cp = (*sc->cur_scp->tsw->te_fkeystr)(sc->cur_scp, c); 852 if (cp != NULL) { 853 ttydisc_rint_simple(cur_tty, cp, strlen(cp)); 854 break; 855 } 856 cp = kbdd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 857 if (cp != NULL) 858 ttydisc_rint_simple(cur_tty, cp, len); 859 break; 860 case MKEY: /* meta is active, prepend ESC */ 861 ttydisc_rint(cur_tty, 0x1b, 0); 862 ttydisc_rint(cur_tty, KEYCHAR(c), 0); 863 break; 864 case BKEY: /* backtab fixed sequence (esc [ Z) */ 865 ttydisc_rint_simple(cur_tty, "\x1B[Z", 3); 866 break; 867 } 868 869 ttydisc_rint_done(cur_tty); 870 } 871 872 sc->cur_scp->status |= MOUSE_HIDDEN; 873 874 done: 875 mtx_unlock(&Giant); 876 return (error); 877 } 878 879 static int 880 sctty_ioctl(struct tty *tp, u_long cmd, caddr_t data, struct thread *td) 881 { 882 int error; 883 int i; 884 struct cursor_attr *cap; 885 sc_softc_t *sc; 886 scr_stat *scp; 887 int s; 888 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 889 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 890 int ival; 891 #endif 892 893 /* If there is a user_ioctl function call that first */ 894 if (sc_user_ioctl) { 895 error = (*sc_user_ioctl)(tp, cmd, data, td); 896 if (error != ENOIOCTL) 897 return error; 898 } 899 900 error = sc_vid_ioctl(tp, cmd, data, td); 901 if (error != ENOIOCTL) 902 return error; 903 904 #ifndef SC_NO_HISTORY 905 error = sc_hist_ioctl(tp, cmd, data, td); 906 if (error != ENOIOCTL) 907 return error; 908 #endif 909 910 #ifndef SC_NO_SYSMOUSE 911 error = sc_mouse_ioctl(tp, cmd, data, td); 912 if (error != ENOIOCTL) 913 return error; 914 #endif 915 916 scp = sc_get_stat(tp); 917 /* assert(scp != NULL) */ 918 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 919 sc = scp->sc; 920 921 if (scp->tsw) { 922 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, td); 923 if (error != ENOIOCTL) 924 return error; 925 } 926 927 switch (cmd) { /* process console hardware related ioctl's */ 928 929 case GIO_ATTR: /* get current attributes */ 930 /* this ioctl is not processed here, but in the terminal emulator */ 931 return ENOTTY; 932 933 case GIO_COLOR: /* is this a color console ? */ 934 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 935 return 0; 936 937 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 938 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 939 return EINVAL; 940 s = spltty(); 941 scrn_blank_time = *(int *)data; 942 run_scrn_saver = (scrn_blank_time != 0); 943 splx(s); 944 return 0; 945 946 case CONS_CURSORTYPE: /* set cursor type (old interface + HIDDEN) */ 947 s = spltty(); 948 *(int *)data &= CONS_CURSOR_ATTRS; 949 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 950 splx(s); 951 return 0; 952 953 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 954 switch (((int *)data)[0] & (CONS_DEFAULT_CURSOR | CONS_LOCAL_CURSOR)) { 955 case 0: 956 cap = &sc->curs_attr; 957 break; 958 case CONS_LOCAL_CURSOR: 959 cap = &scp->base_curs_attr; 960 break; 961 case CONS_DEFAULT_CURSOR: 962 cap = &sc->dflt_curs_attr; 963 break; 964 case CONS_DEFAULT_CURSOR | CONS_LOCAL_CURSOR: 965 cap = &scp->dflt_curs_attr; 966 break; 967 } 968 if (((int *)data)[0] & CONS_CHARCURSOR_COLORS) { 969 ((int *)data)[1] = cap->bg[0]; 970 ((int *)data)[2] = cap->bg[1]; 971 } else if (((int *)data)[0] & CONS_MOUSECURSOR_COLORS) { 972 ((int *)data)[1] = cap->mouse_ba; 973 ((int *)data)[2] = cap->mouse_ia; 974 } else { 975 ((int *)data)[1] = cap->base; 976 ((int *)data)[2] = cap->height; 977 } 978 ((int *)data)[0] = cap->flags; 979 return 0; 980 981 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 982 s = spltty(); 983 sc_change_cursor_shape(scp, ((int *)data)[0], 984 ((int *)data)[1], ((int *)data)[2]); 985 splx(s); 986 return 0; 987 988 case CONS_BELLTYPE: /* set bell type sound/visual */ 989 if ((*(int *)data) & CONS_VISUAL_BELL) 990 sc->flags |= SC_VISUAL_BELL; 991 else 992 sc->flags &= ~SC_VISUAL_BELL; 993 if ((*(int *)data) & CONS_QUIET_BELL) 994 sc->flags |= SC_QUIET_BELL; 995 else 996 sc->flags &= ~SC_QUIET_BELL; 997 return 0; 998 999 case CONS_GETINFO: /* get current (virtual) console info */ 1000 { 1001 vid_info_t *ptr = (vid_info_t*)data; 1002 if (ptr->size == sizeof(struct vid_info)) { 1003 ptr->m_num = sc->cur_scp->index; 1004 ptr->font_size = scp->font_size; 1005 ptr->mv_col = scp->xpos; 1006 ptr->mv_row = scp->ypos; 1007 ptr->mv_csz = scp->xsize; 1008 ptr->mv_rsz = scp->ysize; 1009 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 1010 /* 1011 * The following fields are filled by the terminal emulator. XXX 1012 * 1013 * ptr->mv_norm.fore 1014 * ptr->mv_norm.back 1015 * ptr->mv_rev.fore 1016 * ptr->mv_rev.back 1017 */ 1018 ptr->mv_grfc.fore = 0; /* not supported */ 1019 ptr->mv_grfc.back = 0; /* not supported */ 1020 ptr->mv_ovscan = scp->border; 1021 if (scp == sc->cur_scp) 1022 save_kbd_state(scp); 1023 ptr->mk_keylock = scp->status & LOCK_MASK; 1024 return 0; 1025 } 1026 return EINVAL; 1027 } 1028 1029 case CONS_GETVERS: /* get version number */ 1030 *(int*)data = 0x200; /* version 2.0 */ 1031 return 0; 1032 1033 case CONS_IDLE: /* see if the screen has been idle */ 1034 /* 1035 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 1036 * the user process may have been writing something on the 1037 * screen and syscons is not aware of it. Declare the screen 1038 * is NOT idle if it is in one of these modes. But there is 1039 * an exception to it; if a screen saver is running in the 1040 * graphics mode in the current screen, we should say that the 1041 * screen has been idle. 1042 */ 1043 *(int *)data = (sc->flags & SC_SCRN_IDLE) 1044 && (!ISGRAPHSC(sc->cur_scp) 1045 || (sc->cur_scp->status & SAVER_RUNNING)); 1046 return 0; 1047 1048 case CONS_SAVERMODE: /* set saver mode */ 1049 switch(*(int *)data) { 1050 case CONS_NO_SAVER: 1051 case CONS_USR_SAVER: 1052 /* if a LKM screen saver is running, stop it first. */ 1053 scsplash_stick(FALSE); 1054 saver_mode = *(int *)data; 1055 s = spltty(); 1056 #ifdef DEV_SPLASH 1057 if ((error = wait_scrn_saver_stop(NULL))) { 1058 splx(s); 1059 return error; 1060 } 1061 #endif 1062 run_scrn_saver = TRUE; 1063 if (saver_mode == CONS_USR_SAVER) 1064 scp->status |= SAVER_RUNNING; 1065 else 1066 scp->status &= ~SAVER_RUNNING; 1067 scsplash_stick(TRUE); 1068 splx(s); 1069 break; 1070 case CONS_LKM_SAVER: 1071 s = spltty(); 1072 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 1073 scp->status &= ~SAVER_RUNNING; 1074 saver_mode = *(int *)data; 1075 splx(s); 1076 break; 1077 default: 1078 return EINVAL; 1079 } 1080 return 0; 1081 1082 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 1083 /* 1084 * Note that this ioctl does not guarantee the screen saver 1085 * actually starts or stops. It merely attempts to do so... 1086 */ 1087 s = spltty(); 1088 run_scrn_saver = (*(int *)data != 0); 1089 if (run_scrn_saver) 1090 sc->scrn_time_stamp -= scrn_blank_time; 1091 splx(s); 1092 return 0; 1093 1094 case CONS_SCRSHOT: /* get a screen shot */ 1095 { 1096 int retval, hist_rsz; 1097 size_t lsize, csize; 1098 vm_offset_t frbp, hstp; 1099 unsigned lnum; 1100 scrshot_t *ptr = (scrshot_t *)data; 1101 void *outp = ptr->buf; 1102 1103 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0) 1104 return EINVAL; 1105 s = spltty(); 1106 if (ISGRAPHSC(scp)) { 1107 splx(s); 1108 return EOPNOTSUPP; 1109 } 1110 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 1111 if (((u_int)ptr->x + ptr->xsize) > scp->xsize || 1112 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 1113 splx(s); 1114 return EINVAL; 1115 } 1116 1117 lsize = scp->xsize * sizeof(u_int16_t); 1118 csize = ptr->xsize * sizeof(u_int16_t); 1119 /* Pointer to the last line of framebuffer */ 1120 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 1121 sizeof(u_int16_t); 1122 /* Pointer to the last line of target buffer */ 1123 outp = (char *)outp + ptr->ysize * csize; 1124 /* Pointer to the last line of history buffer */ 1125 if (scp->history != NULL) 1126 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 1127 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 1128 else 1129 hstp = 0; 1130 1131 retval = 0; 1132 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 1133 if (lnum < scp->ysize) { 1134 frbp -= lsize; 1135 } else { 1136 hstp -= lsize; 1137 if (hstp < scp->history->vtb_buffer) 1138 hstp += scp->history->vtb_rows * lsize; 1139 frbp = hstp; 1140 } 1141 if (lnum < ptr->y) 1142 continue; 1143 outp = (char *)outp - csize; 1144 retval = copyout((void *)frbp, outp, csize); 1145 if (retval != 0) 1146 break; 1147 } 1148 splx(s); 1149 return retval; 1150 } 1151 1152 case VT_SETMODE: /* set screen switcher mode */ 1153 { 1154 struct vt_mode *mode; 1155 struct proc *p1; 1156 1157 mode = (struct vt_mode *)data; 1158 DPRINTF(5, ("%s%d: VT_SETMODE ", SC_DRIVER_NAME, sc->unit)); 1159 if (scp->smode.mode == VT_PROCESS) { 1160 p1 = pfind(scp->pid); 1161 if (scp->proc == p1 && scp->proc != td->td_proc) { 1162 if (p1) 1163 PROC_UNLOCK(p1); 1164 DPRINTF(5, ("error EPERM\n")); 1165 return EPERM; 1166 } 1167 if (p1) 1168 PROC_UNLOCK(p1); 1169 } 1170 s = spltty(); 1171 if (mode->mode == VT_AUTO) { 1172 scp->smode.mode = VT_AUTO; 1173 scp->proc = NULL; 1174 scp->pid = 0; 1175 DPRINTF(5, ("VT_AUTO, ")); 1176 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 1177 cnavailable(sc_consptr, TRUE); 1178 /* were we in the middle of the vty switching process? */ 1179 if (finish_vt_rel(scp, TRUE, &s) == 0) 1180 DPRINTF(5, ("reset WAIT_REL, ")); 1181 if (finish_vt_acq(scp) == 0) 1182 DPRINTF(5, ("reset WAIT_ACQ, ")); 1183 } else { 1184 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 1185 || !ISSIGVALID(mode->frsig)) { 1186 splx(s); 1187 DPRINTF(5, ("error EINVAL\n")); 1188 return EINVAL; 1189 } 1190 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 1191 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 1192 scp->proc = td->td_proc; 1193 scp->pid = scp->proc->p_pid; 1194 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 1195 cnavailable(sc_consptr, FALSE); 1196 } 1197 splx(s); 1198 DPRINTF(5, ("\n")); 1199 return 0; 1200 } 1201 1202 case VT_GETMODE: /* get screen switcher mode */ 1203 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 1204 return 0; 1205 1206 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1207 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1208 case _IO('v', 4): 1209 ival = IOCPARM_IVAL(data); 1210 data = (caddr_t)&ival; 1211 /* FALLTHROUGH */ 1212 #endif 1213 case VT_RELDISP: /* screen switcher ioctl */ 1214 s = spltty(); 1215 /* 1216 * This must be the current vty which is in the VT_PROCESS 1217 * switching mode... 1218 */ 1219 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 1220 splx(s); 1221 return EINVAL; 1222 } 1223 /* ...and this process is controlling it. */ 1224 if (scp->proc != td->td_proc) { 1225 splx(s); 1226 return EPERM; 1227 } 1228 error = EINVAL; 1229 switch(*(int *)data) { 1230 case VT_FALSE: /* user refuses to release screen, abort */ 1231 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 1232 DPRINTF(5, ("%s%d: VT_FALSE\n", SC_DRIVER_NAME, sc->unit)); 1233 break; 1234 case VT_TRUE: /* user has released screen, go on */ 1235 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 1236 DPRINTF(5, ("%s%d: VT_TRUE\n", SC_DRIVER_NAME, sc->unit)); 1237 break; 1238 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1239 if ((error = finish_vt_acq(scp)) == 0) 1240 DPRINTF(5, ("%s%d: VT_ACKACQ\n", SC_DRIVER_NAME, sc->unit)); 1241 break; 1242 default: 1243 break; 1244 } 1245 splx(s); 1246 return error; 1247 1248 case VT_OPENQRY: /* return free virtual console */ 1249 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1250 tp = SC_DEV(sc, i); 1251 if (!tty_opened_ns(tp)) { 1252 *(int *)data = i + 1; 1253 return 0; 1254 } 1255 } 1256 return EINVAL; 1257 1258 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1259 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1260 case _IO('v', 5): 1261 ival = IOCPARM_IVAL(data); 1262 data = (caddr_t)&ival; 1263 /* FALLTHROUGH */ 1264 #endif 1265 case VT_ACTIVATE: /* switch to screen *data */ 1266 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1267 s = spltty(); 1268 error = sc_clean_up(sc->cur_scp); 1269 splx(s); 1270 if (error) 1271 return error; 1272 error = sc_switch_scr(sc, i); 1273 return (error); 1274 1275 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1276 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1277 case _IO('v', 6): 1278 ival = IOCPARM_IVAL(data); 1279 data = (caddr_t)&ival; 1280 /* FALLTHROUGH */ 1281 #endif 1282 case VT_WAITACTIVE: /* wait for switch to occur */ 1283 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1284 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1285 return EINVAL; 1286 if (i == sc->cur_scp->index) 1287 return 0; 1288 error = tsleep(VTY_WCHAN(sc, i), (PZERO + 1) | PCATCH, "waitvt", 0); 1289 return error; 1290 1291 case VT_GETACTIVE: /* get active vty # */ 1292 *(int *)data = sc->cur_scp->index + 1; 1293 return 0; 1294 1295 case VT_GETINDEX: /* get this vty # */ 1296 *(int *)data = scp->index + 1; 1297 return 0; 1298 1299 case VT_LOCKSWITCH: /* prevent vty switching */ 1300 if ((*(int *)data) & 0x01) 1301 sc->flags |= SC_SCRN_VTYLOCK; 1302 else 1303 sc->flags &= ~SC_SCRN_VTYLOCK; 1304 return 0; 1305 1306 case KDENABIO: /* allow io operations */ 1307 error = priv_check(td, PRIV_IO); 1308 if (error != 0) 1309 return error; 1310 error = securelevel_gt(td->td_ucred, 0); 1311 if (error != 0) 1312 return error; 1313 #ifdef __i386__ 1314 td->td_frame->tf_eflags |= PSL_IOPL; 1315 #elif defined(__amd64__) 1316 td->td_frame->tf_rflags |= PSL_IOPL; 1317 #endif 1318 return 0; 1319 1320 case KDDISABIO: /* disallow io operations (default) */ 1321 #ifdef __i386__ 1322 td->td_frame->tf_eflags &= ~PSL_IOPL; 1323 #elif defined(__amd64__) 1324 td->td_frame->tf_rflags &= ~PSL_IOPL; 1325 #endif 1326 return 0; 1327 1328 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1329 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1330 case _IO('K', 20): 1331 ival = IOCPARM_IVAL(data); 1332 data = (caddr_t)&ival; 1333 /* FALLTHROUGH */ 1334 #endif 1335 case KDSKBSTATE: /* set keyboard state (locks) */ 1336 if (*(int *)data & ~LOCK_MASK) 1337 return EINVAL; 1338 scp->status &= ~LOCK_MASK; 1339 scp->status |= *(int *)data; 1340 if (scp == sc->cur_scp) 1341 update_kbd_state(scp, scp->status, LOCK_MASK); 1342 return 0; 1343 1344 case KDGKBSTATE: /* get keyboard state (locks) */ 1345 if (scp == sc->cur_scp) 1346 save_kbd_state(scp); 1347 *(int *)data = scp->status & LOCK_MASK; 1348 return 0; 1349 1350 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1351 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1352 error = kbdd_ioctl(sc->kbd, cmd, data); 1353 if (error == ENOIOCTL) 1354 error = ENODEV; 1355 return error; 1356 1357 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1358 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1359 case _IO('K', 67): 1360 ival = IOCPARM_IVAL(data); 1361 data = (caddr_t)&ival; 1362 /* FALLTHROUGH */ 1363 #endif 1364 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1365 if (*(int *)data & ~0x7f) 1366 return EINVAL; 1367 error = kbdd_ioctl(sc->kbd, KDSETRAD, data); 1368 if (error == ENOIOCTL) 1369 error = ENODEV; 1370 return error; 1371 1372 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1373 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1374 case _IO('K', 7): 1375 ival = IOCPARM_IVAL(data); 1376 data = (caddr_t)&ival; 1377 /* FALLTHROUGH */ 1378 #endif 1379 case KDSKBMODE: /* set keyboard mode */ 1380 switch (*(int *)data) { 1381 case K_XLATE: /* switch to XLT ascii mode */ 1382 case K_RAW: /* switch to RAW scancode mode */ 1383 case K_CODE: /* switch to CODE mode */ 1384 scp->kbd_mode = *(int *)data; 1385 if (scp == sc->cur_scp) 1386 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, data); 1387 return 0; 1388 default: 1389 return EINVAL; 1390 } 1391 /* NOT REACHED */ 1392 1393 case KDGKBMODE: /* get keyboard mode */ 1394 *(int *)data = scp->kbd_mode; 1395 return 0; 1396 1397 case KDGKBINFO: 1398 error = kbdd_ioctl(sc->kbd, cmd, data); 1399 if (error == ENOIOCTL) 1400 error = ENODEV; 1401 return error; 1402 1403 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1404 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1405 case _IO('K', 8): 1406 ival = IOCPARM_IVAL(data); 1407 data = (caddr_t)&ival; 1408 /* FALLTHROUGH */ 1409 #endif 1410 case KDMKTONE: /* sound the bell */ 1411 if (*(int*)data) 1412 sc_bell(scp, (*(int*)data)&0xffff, 1413 (((*(int*)data)>>16)&0xffff)*hz/1000); 1414 else 1415 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1416 return 0; 1417 1418 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1419 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1420 case _IO('K', 63): 1421 ival = IOCPARM_IVAL(data); 1422 data = (caddr_t)&ival; 1423 /* FALLTHROUGH */ 1424 #endif 1425 case KIOCSOUND: /* make tone (*data) hz */ 1426 if (scp == sc->cur_scp) { 1427 if (*(int *)data) 1428 return sc_tone(*(int *)data); 1429 else 1430 return sc_tone(0); 1431 } 1432 return 0; 1433 1434 case KDGKBTYPE: /* get keyboard type */ 1435 error = kbdd_ioctl(sc->kbd, cmd, data); 1436 if (error == ENOIOCTL) { 1437 /* always return something? XXX */ 1438 *(int *)data = 0; 1439 } 1440 return 0; 1441 1442 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1443 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1444 case _IO('K', 66): 1445 ival = IOCPARM_IVAL(data); 1446 data = (caddr_t)&ival; 1447 /* FALLTHROUGH */ 1448 #endif 1449 case KDSETLED: /* set keyboard LED status */ 1450 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1451 return EINVAL; 1452 scp->status &= ~LED_MASK; 1453 scp->status |= *(int *)data; 1454 if (scp == sc->cur_scp) 1455 update_kbd_leds(scp, scp->status); 1456 return 0; 1457 1458 case KDGETLED: /* get keyboard LED status */ 1459 if (scp == sc->cur_scp) 1460 save_kbd_state(scp); 1461 *(int *)data = scp->status & LED_MASK; 1462 return 0; 1463 1464 case KBADDKBD: /* add/remove keyboard to/from mux */ 1465 case KBRELKBD: 1466 error = kbdd_ioctl(sc->kbd, cmd, data); 1467 if (error == ENOIOCTL) 1468 error = ENODEV; 1469 return error; 1470 1471 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1472 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1473 case _IO('c', 110): 1474 ival = IOCPARM_IVAL(data); 1475 data = (caddr_t)&ival; 1476 /* FALLTHROUGH */ 1477 #endif 1478 case CONS_SETKBD: /* set the new keyboard */ 1479 { 1480 keyboard_t *newkbd; 1481 1482 s = spltty(); 1483 newkbd = kbd_get_keyboard(*(int *)data); 1484 if (newkbd == NULL) { 1485 splx(s); 1486 return EINVAL; 1487 } 1488 error = 0; 1489 if (sc->kbd != newkbd) { 1490 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1491 (void *)&sc->keyboard, sckbdevent, sc); 1492 /* i == newkbd->kb_index */ 1493 if (i >= 0) { 1494 if (sc->kbd != NULL) { 1495 save_kbd_state(sc->cur_scp); 1496 kbd_release(sc->kbd, (void *)&sc->keyboard); 1497 } 1498 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1499 sc->keyboard = i; 1500 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, 1501 (caddr_t)&sc->cur_scp->kbd_mode); 1502 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1503 LOCK_MASK); 1504 } else { 1505 error = EPERM; /* XXX */ 1506 } 1507 } 1508 splx(s); 1509 return error; 1510 } 1511 1512 case CONS_RELKBD: /* release the current keyboard */ 1513 s = spltty(); 1514 error = 0; 1515 if (sc->kbd != NULL) { 1516 save_kbd_state(sc->cur_scp); 1517 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1518 if (error == 0) { 1519 sc->kbd = NULL; 1520 sc->keyboard = -1; 1521 } 1522 } 1523 splx(s); 1524 return error; 1525 1526 case CONS_GETTERM: /* get the current terminal emulator info */ 1527 { 1528 sc_term_sw_t *sw; 1529 1530 if (((term_info_t *)data)->ti_index == 0) { 1531 sw = scp->tsw; 1532 } else { 1533 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1534 } 1535 if (sw != NULL) { 1536 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1537 sizeof(((term_info_t *)data)->ti_name)); 1538 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1539 sizeof(((term_info_t *)data)->ti_desc)); 1540 ((term_info_t *)data)->ti_flags = 0; 1541 return 0; 1542 } else { 1543 ((term_info_t *)data)->ti_name[0] = '\0'; 1544 ((term_info_t *)data)->ti_desc[0] = '\0'; 1545 ((term_info_t *)data)->ti_flags = 0; 1546 return EINVAL; 1547 } 1548 } 1549 1550 case CONS_SETTERM: /* set the current terminal emulator */ 1551 s = spltty(); 1552 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1553 /* FIXME: what if scp == sc_console! XXX */ 1554 splx(s); 1555 return error; 1556 1557 case GIO_SCRNMAP: /* get output translation table */ 1558 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1559 return 0; 1560 1561 case PIO_SCRNMAP: /* set output translation table */ 1562 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1563 for (i=0; i<sizeof(sc->scr_map); i++) { 1564 sc->scr_rmap[sc->scr_map[i]] = i; 1565 } 1566 return 0; 1567 1568 case GIO_KEYMAP: /* get keyboard translation table */ 1569 case PIO_KEYMAP: /* set keyboard translation table */ 1570 case OGIO_KEYMAP: /* get keyboard translation table (compat) */ 1571 case OPIO_KEYMAP: /* set keyboard translation table (compat) */ 1572 case GIO_DEADKEYMAP: /* get accent key translation table */ 1573 case PIO_DEADKEYMAP: /* set accent key translation table */ 1574 case GETFKEY: /* get function key string */ 1575 case SETFKEY: /* set function key string */ 1576 error = kbdd_ioctl(sc->kbd, cmd, data); 1577 if (error == ENOIOCTL) 1578 error = ENODEV; 1579 return error; 1580 1581 #ifndef SC_NO_FONT_LOADING 1582 1583 case PIO_FONT8x8: /* set 8x8 dot font */ 1584 if (!ISFONTAVAIL(sc->adp->va_flags)) 1585 return ENXIO; 1586 bcopy(data, sc->font_8, 8*256); 1587 sc->fonts_loaded |= FONT_8; 1588 /* 1589 * FONT KLUDGE 1590 * Always use the font page #0. XXX 1591 * Don't load if the current font size is not 8x8. 1592 */ 1593 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1594 sc_load_font(sc->cur_scp, 0, 8, 8, sc->font_8, 0, 256); 1595 return 0; 1596 1597 case GIO_FONT8x8: /* get 8x8 dot font */ 1598 if (!ISFONTAVAIL(sc->adp->va_flags)) 1599 return ENXIO; 1600 if (sc->fonts_loaded & FONT_8) { 1601 bcopy(sc->font_8, data, 8*256); 1602 return 0; 1603 } 1604 else 1605 return ENXIO; 1606 1607 case PIO_FONT8x14: /* set 8x14 dot font */ 1608 if (!ISFONTAVAIL(sc->adp->va_flags)) 1609 return ENXIO; 1610 bcopy(data, sc->font_14, 14*256); 1611 sc->fonts_loaded |= FONT_14; 1612 /* 1613 * FONT KLUDGE 1614 * Always use the font page #0. XXX 1615 * Don't load if the current font size is not 8x14. 1616 */ 1617 if (ISTEXTSC(sc->cur_scp) 1618 && (sc->cur_scp->font_size >= 14) 1619 && (sc->cur_scp->font_size < 16)) 1620 sc_load_font(sc->cur_scp, 0, 14, 8, sc->font_14, 0, 256); 1621 return 0; 1622 1623 case GIO_FONT8x14: /* get 8x14 dot font */ 1624 if (!ISFONTAVAIL(sc->adp->va_flags)) 1625 return ENXIO; 1626 if (sc->fonts_loaded & FONT_14) { 1627 bcopy(sc->font_14, data, 14*256); 1628 return 0; 1629 } 1630 else 1631 return ENXIO; 1632 1633 case PIO_FONT8x16: /* set 8x16 dot font */ 1634 if (!ISFONTAVAIL(sc->adp->va_flags)) 1635 return ENXIO; 1636 bcopy(data, sc->font_16, 16*256); 1637 sc->fonts_loaded |= FONT_16; 1638 /* 1639 * FONT KLUDGE 1640 * Always use the font page #0. XXX 1641 * Don't load if the current font size is not 8x16. 1642 */ 1643 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1644 sc_load_font(sc->cur_scp, 0, 16, 8, sc->font_16, 0, 256); 1645 return 0; 1646 1647 case GIO_FONT8x16: /* get 8x16 dot font */ 1648 if (!ISFONTAVAIL(sc->adp->va_flags)) 1649 return ENXIO; 1650 if (sc->fonts_loaded & FONT_16) { 1651 bcopy(sc->font_16, data, 16*256); 1652 return 0; 1653 } 1654 else 1655 return ENXIO; 1656 1657 #endif /* SC_NO_FONT_LOADING */ 1658 1659 default: 1660 break; 1661 } 1662 1663 return (ENOIOCTL); 1664 } 1665 1666 static int 1667 consolectl_ioctl(struct cdev *dev, u_long cmd, caddr_t data, int fflag, 1668 struct thread *td) 1669 { 1670 1671 return sctty_ioctl(dev->si_drv1, cmd, data, td); 1672 } 1673 1674 static int 1675 consolectl_close(struct cdev *dev, int flags, int mode, struct thread *td) 1676 { 1677 #ifndef SC_NO_SYSMOUSE 1678 mouse_info_t info; 1679 memset(&info, 0, sizeof(info)); 1680 info.operation = MOUSE_ACTION; 1681 1682 /* 1683 * Make sure all buttons are released when moused and other 1684 * console daemons exit, so that no buttons are left pressed. 1685 */ 1686 (void) sctty_ioctl(dev->si_drv1, CONS_MOUSECTL, (caddr_t)&info, td); 1687 #endif 1688 return (0); 1689 } 1690 1691 static void 1692 sc_cnprobe(struct consdev *cp) 1693 { 1694 int unit; 1695 int flags; 1696 1697 if (!vty_enabled(VTY_SC)) { 1698 cp->cn_pri = CN_DEAD; 1699 return; 1700 } 1701 1702 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1703 1704 /* a video card is always required */ 1705 if (!scvidprobe(unit, flags, TRUE)) 1706 cp->cn_pri = CN_DEAD; 1707 1708 /* syscons will become console even when there is no keyboard */ 1709 sckbdprobe(unit, flags, TRUE); 1710 1711 if (cp->cn_pri == CN_DEAD) 1712 return; 1713 1714 /* initialize required fields */ 1715 strcpy(cp->cn_name, "ttyv0"); 1716 } 1717 1718 static void 1719 sc_cninit(struct consdev *cp) 1720 { 1721 int unit; 1722 int flags; 1723 1724 sc_get_cons_priority(&unit, &flags); 1725 scinit(unit, flags | SC_KERNEL_CONSOLE); 1726 sc_console_unit = unit; 1727 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1728 sc_consptr = cp; 1729 } 1730 1731 static void 1732 sc_cnterm(struct consdev *cp) 1733 { 1734 void *ts; 1735 int i; 1736 1737 /* we are not the kernel console any more, release everything */ 1738 1739 if (sc_console_unit < 0) 1740 return; /* shouldn't happen */ 1741 1742 #if 0 /* XXX */ 1743 sc_clear_screen(sc_console); 1744 sccnupdate(sc_console); 1745 #endif 1746 1747 if (sc_ktsw != NULL) { 1748 for (i = 0; i <= mp_maxid; i++) { 1749 ts = sc_kts[i]; 1750 sc_kts[i] = NULL; 1751 (*sc_ktsw->te_term)(sc_console, &ts); 1752 free(ts, M_DEVBUF); 1753 } 1754 sc_ktsw = NULL; 1755 } 1756 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1757 sc_console_unit = -1; 1758 sc_console = NULL; 1759 } 1760 1761 static void sccnclose(sc_softc_t *sc, struct sc_cnstate *sp); 1762 static int sc_cngetc_locked(struct sc_cnstate *sp); 1763 static void sccnkbdlock(sc_softc_t *sc, struct sc_cnstate *sp); 1764 static void sccnkbdunlock(sc_softc_t *sc, struct sc_cnstate *sp); 1765 static void sccnopen(sc_softc_t *sc, struct sc_cnstate *sp, int flags); 1766 static void sccnscrlock(sc_softc_t *sc, struct sc_cnstate *sp); 1767 static void sccnscrunlock(sc_softc_t *sc, struct sc_cnstate *sp); 1768 1769 static void 1770 sccnkbdlock(sc_softc_t *sc, struct sc_cnstate *sp) 1771 { 1772 /* 1773 * Locking method: hope for the best. 1774 * The keyboard is supposed to be Giant locked. We can't handle that 1775 * in general. The kdb_active case here is not safe, and we will 1776 * proceed without the lock in all cases. 1777 */ 1778 sp->kbd_locked = !kdb_active && mtx_trylock(&Giant); 1779 } 1780 1781 static void 1782 sccnkbdunlock(sc_softc_t *sc, struct sc_cnstate *sp) 1783 { 1784 if (sp->kbd_locked) 1785 mtx_unlock(&Giant); 1786 sp->kbd_locked = FALSE; 1787 } 1788 1789 static void 1790 sccnscrlock(sc_softc_t *sc, struct sc_cnstate *sp) 1791 { 1792 int retries; 1793 1794 /** 1795 * Locking method: 1796 * - if kdb_active and video_mtx is not owned by anyone, then lock 1797 * by kdb remaining active 1798 * - if !kdb_active, try to acquire video_mtx without blocking or 1799 * recursing; if we get it then it works normally. 1800 * Note that video_mtx is especially unusable if we already own it, 1801 * since then it is protecting something and syscons is not reentrant 1802 * enough to ignore the protection even in the kdb_active case. 1803 */ 1804 if (kdb_active) { 1805 sp->kdb_locked = sc->video_mtx.mtx_lock == MTX_UNOWNED || panicstr; 1806 sp->mtx_locked = FALSE; 1807 } else { 1808 sp->kdb_locked = FALSE; 1809 for (retries = 0; retries < 1000; retries++) { 1810 sp->mtx_locked = mtx_trylock_spin_flags(&sc->video_mtx, 1811 MTX_QUIET) != 0 || panicstr; 1812 if (sp->mtx_locked) 1813 break; 1814 DELAY(1); 1815 } 1816 } 1817 } 1818 1819 static void 1820 sccnscrunlock(sc_softc_t *sc, struct sc_cnstate *sp) 1821 { 1822 if (sp->mtx_locked) 1823 mtx_unlock_spin(&sc->video_mtx); 1824 sp->mtx_locked = sp->kdb_locked = FALSE; 1825 } 1826 1827 static void 1828 sccnopen(sc_softc_t *sc, struct sc_cnstate *sp, int flags) 1829 { 1830 int kbd_mode; 1831 1832 /* assert(sc_console_unit >= 0) */ 1833 1834 sp->kbd_opened = FALSE; 1835 sp->scr_opened = FALSE; 1836 sp->kbd_locked = FALSE; 1837 1838 /* Opening the keyboard is optional. */ 1839 if (!(flags & 1) || sc->kbd == NULL) 1840 goto over_keyboard; 1841 1842 sccnkbdlock(sc, sp); 1843 1844 /* 1845 * Make sure the keyboard is accessible even when the kbd device 1846 * driver is disabled. 1847 */ 1848 kbdd_enable(sc->kbd); 1849 1850 /* Switch the keyboard to console mode (K_XLATE, polled) on all scp's. */ 1851 kbd_mode = K_XLATE; 1852 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&kbd_mode); 1853 sc->kbd_open_level++; 1854 kbdd_poll(sc->kbd, TRUE); 1855 1856 sp->kbd_opened = TRUE; 1857 over_keyboard: ; 1858 1859 /* The screen is opened iff locking it succeeds. */ 1860 sccnscrlock(sc, sp); 1861 if (!sp->kdb_locked && !sp->mtx_locked) 1862 return; 1863 sp->scr_opened = TRUE; 1864 1865 /* The screen switch is optional. */ 1866 if (!(flags & 2)) 1867 return; 1868 1869 /* try to switch to the kernel console screen */ 1870 if (!cold && 1871 sc->cur_scp->index != sc_console->index && 1872 sc->cur_scp->smode.mode == VT_AUTO && 1873 sc_console->smode.mode == VT_AUTO) 1874 sc_switch_scr(sc, sc_console->index); 1875 } 1876 1877 static void 1878 sccnclose(sc_softc_t *sc, struct sc_cnstate *sp) 1879 { 1880 sp->scr_opened = FALSE; 1881 sccnscrunlock(sc, sp); 1882 1883 if (!sp->kbd_opened) 1884 return; 1885 1886 /* Restore keyboard mode (for the current, possibly-changed scp). */ 1887 kbdd_poll(sc->kbd, FALSE); 1888 if (--sc->kbd_open_level == 0) 1889 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&sc->cur_scp->kbd_mode); 1890 1891 kbdd_disable(sc->kbd); 1892 sp->kbd_opened = FALSE; 1893 sccnkbdunlock(sc, sp); 1894 } 1895 1896 /* 1897 * Grabbing switches the screen and keyboard focus to sc_console and the 1898 * keyboard mode to (K_XLATE, polled). Only switching to polled mode is 1899 * essential (for preventing the interrupt handler from eating input 1900 * between polls). Focus is part of the UI, and the other switches are 1901 * work just was well when they are done on every entry and exit. 1902 * 1903 * Screen switches while grabbed are supported, and to maintain focus for 1904 * this ungrabbing and closing only restore the polling state and then 1905 * the keyboard mode if on the original screen. 1906 */ 1907 1908 static void 1909 sc_cngrab(struct consdev *cp) 1910 { 1911 sc_softc_t *sc; 1912 int lev; 1913 1914 sc = sc_console->sc; 1915 lev = atomic_fetchadd_int(&sc->grab_level, 1); 1916 if (lev >= 0 && lev < 2) { 1917 sccnopen(sc, &sc->grab_state[lev], 1 | 2); 1918 sccnscrunlock(sc, &sc->grab_state[lev]); 1919 sccnkbdunlock(sc, &sc->grab_state[lev]); 1920 } 1921 } 1922 1923 static void 1924 sc_cnungrab(struct consdev *cp) 1925 { 1926 sc_softc_t *sc; 1927 int lev; 1928 1929 sc = sc_console->sc; 1930 lev = atomic_load_acq_int(&sc->grab_level) - 1; 1931 if (lev >= 0 && lev < 2) { 1932 sccnkbdlock(sc, &sc->grab_state[lev]); 1933 sccnscrlock(sc, &sc->grab_state[lev]); 1934 sccnclose(sc, &sc->grab_state[lev]); 1935 } 1936 atomic_add_int(&sc->grab_level, -1); 1937 } 1938 1939 static char sc_cnputc_log[0x1000]; 1940 static u_int sc_cnputc_loghead; 1941 static u_int sc_cnputc_logtail; 1942 1943 static void 1944 sc_cnputc(struct consdev *cd, int c) 1945 { 1946 struct sc_cnstate st; 1947 u_char buf[1]; 1948 scr_stat *scp = sc_console; 1949 void *oldts, *ts; 1950 struct sc_term_sw *oldtsw; 1951 #ifndef SC_NO_HISTORY 1952 #if 0 1953 struct tty *tp; 1954 #endif 1955 #endif /* !SC_NO_HISTORY */ 1956 u_int head; 1957 int s; 1958 1959 /* assert(sc_console != NULL) */ 1960 1961 sccnopen(scp->sc, &st, 0); 1962 1963 /* 1964 * Log the output. 1965 * 1966 * In the unlocked case, the logging is intentionally only 1967 * perfectly atomic for the indexes. 1968 */ 1969 head = atomic_fetchadd_int(&sc_cnputc_loghead, 1); 1970 sc_cnputc_log[head % sizeof(sc_cnputc_log)] = c; 1971 1972 /* 1973 * If we couldn't open, do special reentrant output and return to defer 1974 * normal output. 1975 */ 1976 if (!st.scr_opened) { 1977 ec_putc(c); 1978 return; 1979 } 1980 1981 #ifndef SC_NO_HISTORY 1982 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1983 scp->status &= ~SLKED; 1984 update_kbd_state(scp, scp->status, SLKED); 1985 if (scp->status & BUFFER_SAVED) { 1986 if (!sc_hist_restore(scp)) 1987 sc_remove_cutmarking(scp); 1988 scp->status &= ~BUFFER_SAVED; 1989 scp->status |= CURSOR_ENABLED; 1990 sc_draw_cursor_image(scp); 1991 } 1992 #if 0 1993 /* 1994 * XXX: Now that TTY's have their own locks, we cannot process 1995 * any data after disabling scroll lock. cnputs already holds a 1996 * spinlock. 1997 */ 1998 tp = SC_DEV(scp->sc, scp->index); 1999 /* XXX "tp" can be NULL */ 2000 tty_lock(tp); 2001 if (tty_opened(tp)) 2002 sctty_outwakeup(tp); 2003 tty_unlock(tp); 2004 #endif 2005 } 2006 #endif /* !SC_NO_HISTORY */ 2007 2008 /* Play any output still in the log (our char may already be done). */ 2009 while (sc_cnputc_logtail != atomic_load_acq_int(&sc_cnputc_loghead)) { 2010 buf[0] = sc_cnputc_log[sc_cnputc_logtail++ % sizeof(sc_cnputc_log)]; 2011 if (atomic_load_acq_int(&sc_cnputc_loghead) - sc_cnputc_logtail >= 2012 sizeof(sc_cnputc_log)) 2013 continue; 2014 /* Console output has a per-CPU "input" state. Switch for it. */ 2015 oldtsw = scp->tsw; 2016 oldts = scp->ts; 2017 ts = sc_kts[PCPU_GET(cpuid)]; 2018 if (ts != NULL) { 2019 scp->tsw = sc_ktsw; 2020 scp->ts = ts; 2021 (*scp->tsw->te_sync)(scp); 2022 } 2023 sc_puts(scp, buf, 1); 2024 scp->tsw = oldtsw; 2025 scp->ts = oldts; 2026 (*scp->tsw->te_sync)(scp); 2027 } 2028 2029 s = spltty(); /* block sckbdevent and scrn_timer */ 2030 sccnupdate(scp); 2031 splx(s); 2032 sccnclose(scp->sc, &st); 2033 } 2034 2035 static int 2036 sc_cngetc(struct consdev *cd) 2037 { 2038 struct sc_cnstate st; 2039 int c, s; 2040 2041 /* assert(sc_console != NULL) */ 2042 sccnopen(sc_console->sc, &st, 1); 2043 s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 2044 if (!st.kbd_opened) { 2045 splx(s); 2046 sccnclose(sc_console->sc, &st); 2047 return -1; /* means no keyboard since we fudged the locking */ 2048 } 2049 c = sc_cngetc_locked(&st); 2050 splx(s); 2051 sccnclose(sc_console->sc, &st); 2052 return c; 2053 } 2054 2055 static int 2056 sc_cngetc_locked(struct sc_cnstate *sp) 2057 { 2058 static struct fkeytab fkey; 2059 static int fkeycp; 2060 scr_stat *scp; 2061 const u_char *p; 2062 int c; 2063 2064 /* 2065 * Stop the screen saver and update the screen if necessary. 2066 * What if we have been running in the screen saver code... XXX 2067 */ 2068 if (sp->scr_opened) 2069 sc_touch_scrn_saver(); 2070 scp = sc_console->sc->cur_scp; /* XXX */ 2071 if (sp->scr_opened) 2072 sccnupdate(scp); 2073 2074 if (fkeycp < fkey.len) 2075 return fkey.str[fkeycp++]; 2076 2077 c = scgetc(scp->sc, SCGETC_CN | SCGETC_NONBLOCK, sp); 2078 2079 switch (KEYFLAGS(c)) { 2080 case 0: /* normal char */ 2081 return KEYCHAR(c); 2082 case FKEY: /* function key */ 2083 p = (*scp->tsw->te_fkeystr)(scp, c); 2084 if (p != NULL) { 2085 fkey.len = strlen(p); 2086 bcopy(p, fkey.str, fkey.len); 2087 fkeycp = 1; 2088 return fkey.str[0]; 2089 } 2090 p = kbdd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 2091 fkey.len = fkeycp; 2092 if ((p != NULL) && (fkey.len > 0)) { 2093 bcopy(p, fkey.str, fkey.len); 2094 fkeycp = 1; 2095 return fkey.str[0]; 2096 } 2097 return c; /* XXX */ 2098 case NOKEY: 2099 case ERRKEY: 2100 default: 2101 return -1; 2102 } 2103 /* NOT REACHED */ 2104 } 2105 2106 static void 2107 sccnupdate(scr_stat *scp) 2108 { 2109 /* this is a cut-down version of scrn_timer()... */ 2110 2111 if (suspend_in_progress || scp->sc->font_loading_in_progress) 2112 return; 2113 2114 if (kdb_active || panicstr || shutdown_in_progress) { 2115 sc_touch_scrn_saver(); 2116 } else if (scp != scp->sc->cur_scp) { 2117 return; 2118 } 2119 2120 if (!run_scrn_saver) 2121 scp->sc->flags &= ~SC_SCRN_IDLE; 2122 #ifdef DEV_SPLASH 2123 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 2124 if (scp->sc->flags & SC_SCRN_BLANKED) 2125 stop_scrn_saver(scp->sc, current_saver); 2126 #endif 2127 2128 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 2129 || scp->sc->switch_in_progress) 2130 return; 2131 /* 2132 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 2133 * when write_in_progress is non-zero. XXX 2134 */ 2135 2136 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 2137 scrn_update(scp, TRUE); 2138 } 2139 2140 static void 2141 scrn_timer(void *arg) 2142 { 2143 static time_t kbd_time_stamp = 0; 2144 sc_softc_t *sc; 2145 scr_stat *scp; 2146 int again, rate; 2147 2148 again = (arg != NULL); 2149 if (arg != NULL) 2150 sc = (sc_softc_t *)arg; 2151 else if (sc_console != NULL) 2152 sc = sc_console->sc; 2153 else 2154 return; 2155 2156 /* find the vty to update */ 2157 scp = sc->cur_scp; 2158 2159 /* don't do anything when we are performing some I/O operations */ 2160 if (suspend_in_progress || sc->font_loading_in_progress) 2161 goto done; 2162 2163 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 2164 /* try to allocate a keyboard automatically */ 2165 if (kbd_time_stamp != time_uptime) { 2166 kbd_time_stamp = time_uptime; 2167 sc->keyboard = sc_allocate_keyboard(sc, -1); 2168 if (sc->keyboard >= 0) { 2169 sc->kbd = kbd_get_keyboard(sc->keyboard); 2170 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, 2171 (caddr_t)&sc->cur_scp->kbd_mode); 2172 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 2173 LOCK_MASK); 2174 } 2175 } 2176 } 2177 2178 /* should we stop the screen saver? */ 2179 if (kdb_active || panicstr || shutdown_in_progress) 2180 sc_touch_scrn_saver(); 2181 if (run_scrn_saver) { 2182 if (time_uptime > sc->scrn_time_stamp + scrn_blank_time) 2183 sc->flags |= SC_SCRN_IDLE; 2184 else 2185 sc->flags &= ~SC_SCRN_IDLE; 2186 } else { 2187 sc->scrn_time_stamp = time_uptime; 2188 sc->flags &= ~SC_SCRN_IDLE; 2189 if (scrn_blank_time > 0) 2190 run_scrn_saver = TRUE; 2191 } 2192 #ifdef DEV_SPLASH 2193 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 2194 if (sc->flags & SC_SCRN_BLANKED) 2195 stop_scrn_saver(sc, current_saver); 2196 #endif 2197 2198 /* should we just return ? */ 2199 if (sc->blink_in_progress || sc->switch_in_progress 2200 || sc->write_in_progress) 2201 goto done; 2202 2203 /* Update the screen */ 2204 scp = sc->cur_scp; /* cur_scp may have changed... */ 2205 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 2206 scrn_update(scp, TRUE); 2207 2208 #ifdef DEV_SPLASH 2209 /* should we activate the screen saver? */ 2210 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 2211 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 2212 (*current_saver)(sc, TRUE); 2213 #endif 2214 2215 done: 2216 if (again) { 2217 /* 2218 * Use reduced "refresh" rate if we are in graphics and that is not a 2219 * graphical screen saver. In such case we just have nothing to do. 2220 */ 2221 if (ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 2222 rate = 2; 2223 else 2224 rate = 30; 2225 callout_reset_sbt(&sc->ctimeout, SBT_1S / rate, 0, 2226 scrn_timer, sc, C_PREL(1)); 2227 } 2228 } 2229 2230 static int 2231 and_region(int *s1, int *e1, int s2, int e2) 2232 { 2233 if (*e1 < s2 || e2 < *s1) 2234 return FALSE; 2235 *s1 = imax(*s1, s2); 2236 *e1 = imin(*e1, e2); 2237 return TRUE; 2238 } 2239 2240 static void 2241 scrn_update(scr_stat *scp, int show_cursor) 2242 { 2243 int start; 2244 int end; 2245 int s; 2246 int e; 2247 2248 /* assert(scp == scp->sc->cur_scp) */ 2249 2250 SC_VIDEO_LOCK(scp->sc); 2251 2252 #ifndef SC_NO_CUTPASTE 2253 /* remove the previous mouse pointer image if necessary */ 2254 if (scp->status & MOUSE_VISIBLE) { 2255 s = scp->mouse_pos; 2256 e = scp->mouse_pos + scp->xsize + 1; 2257 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 2258 || and_region(&s, &e, scp->start, scp->end) 2259 || ((scp->status & CURSOR_ENABLED) && 2260 (scp->cursor_pos != scp->cursor_oldpos) && 2261 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 2262 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 2263 sc_remove_mouse_image(scp); 2264 if (scp->end >= scp->xsize*scp->ysize) 2265 scp->end = scp->xsize*scp->ysize - 1; 2266 } 2267 } 2268 #endif /* !SC_NO_CUTPASTE */ 2269 2270 #if 1 2271 /* debug: XXX */ 2272 if (scp->end >= scp->xsize*scp->ysize) { 2273 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 2274 scp->end = scp->xsize*scp->ysize - 1; 2275 } 2276 if (scp->start < 0) { 2277 printf("scrn_update(): scp->start %d < 0\n", scp->start); 2278 scp->start = 0; 2279 } 2280 #endif 2281 2282 /* update screen image */ 2283 if (scp->start <= scp->end) { 2284 if (scp->mouse_cut_end >= 0) { 2285 /* there is a marked region for cut & paste */ 2286 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 2287 start = scp->mouse_cut_start; 2288 end = scp->mouse_cut_end; 2289 } else { 2290 start = scp->mouse_cut_end; 2291 end = scp->mouse_cut_start - 1; 2292 } 2293 s = start; 2294 e = end; 2295 /* does the cut-mark region overlap with the update region? */ 2296 if (and_region(&s, &e, scp->start, scp->end)) { 2297 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 2298 s = 0; 2299 e = start - 1; 2300 if (and_region(&s, &e, scp->start, scp->end)) 2301 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 2302 s = end + 1; 2303 e = scp->xsize*scp->ysize - 1; 2304 if (and_region(&s, &e, scp->start, scp->end)) 2305 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 2306 } else { 2307 (*scp->rndr->draw)(scp, scp->start, 2308 scp->end - scp->start + 1, FALSE); 2309 } 2310 } else { 2311 (*scp->rndr->draw)(scp, scp->start, 2312 scp->end - scp->start + 1, FALSE); 2313 } 2314 } 2315 2316 /* we are not to show the cursor and the mouse pointer... */ 2317 if (!show_cursor) { 2318 scp->end = 0; 2319 scp->start = scp->xsize*scp->ysize - 1; 2320 SC_VIDEO_UNLOCK(scp->sc); 2321 return; 2322 } 2323 2324 /* update cursor image */ 2325 if (scp->status & CURSOR_ENABLED) { 2326 s = scp->start; 2327 e = scp->end; 2328 /* did cursor move since last time ? */ 2329 if (scp->cursor_pos != scp->cursor_oldpos) { 2330 /* do we need to remove old cursor image ? */ 2331 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 2332 sc_remove_cursor_image(scp); 2333 sc_draw_cursor_image(scp); 2334 } else { 2335 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 2336 /* cursor didn't move, but has been overwritten */ 2337 sc_draw_cursor_image(scp); 2338 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 2339 /* if it's a blinking cursor, update it */ 2340 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 2341 sc_inside_cutmark(scp, 2342 scp->cursor_pos)); 2343 } 2344 } 2345 2346 #ifndef SC_NO_CUTPASTE 2347 /* update "pseudo" mouse pointer image */ 2348 if (scp->sc->flags & SC_MOUSE_ENABLED) { 2349 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 2350 scp->status &= ~MOUSE_MOVED; 2351 sc_draw_mouse_image(scp); 2352 } 2353 } 2354 #endif /* SC_NO_CUTPASTE */ 2355 2356 scp->end = 0; 2357 scp->start = scp->xsize*scp->ysize - 1; 2358 2359 SC_VIDEO_UNLOCK(scp->sc); 2360 } 2361 2362 #ifdef DEV_SPLASH 2363 static int 2364 scsplash_callback(int event, void *arg) 2365 { 2366 sc_softc_t *sc; 2367 int error; 2368 2369 sc = (sc_softc_t *)arg; 2370 2371 switch (event) { 2372 case SPLASH_INIT: 2373 if (add_scrn_saver(scsplash_saver) == 0) { 2374 sc->flags &= ~SC_SAVER_FAILED; 2375 run_scrn_saver = TRUE; 2376 if (cold && !(boothowto & RB_VERBOSE)) { 2377 scsplash_stick(TRUE); 2378 (*current_saver)(sc, TRUE); 2379 } 2380 } 2381 return 0; 2382 2383 case SPLASH_TERM: 2384 if (current_saver == scsplash_saver) { 2385 scsplash_stick(FALSE); 2386 error = remove_scrn_saver(scsplash_saver); 2387 if (error) 2388 return error; 2389 } 2390 return 0; 2391 2392 default: 2393 return EINVAL; 2394 } 2395 } 2396 2397 static void 2398 scsplash_saver(sc_softc_t *sc, int show) 2399 { 2400 static int busy = FALSE; 2401 scr_stat *scp; 2402 2403 if (busy) 2404 return; 2405 busy = TRUE; 2406 2407 scp = sc->cur_scp; 2408 if (show) { 2409 if (!(sc->flags & SC_SAVER_FAILED)) { 2410 if (!(sc->flags & SC_SCRN_BLANKED)) 2411 set_scrn_saver_mode(scp, -1, NULL, 0); 2412 switch (splash(sc->adp, TRUE)) { 2413 case 0: /* succeeded */ 2414 break; 2415 case EAGAIN: /* try later */ 2416 restore_scrn_saver_mode(scp, FALSE); 2417 sc_touch_scrn_saver(); /* XXX */ 2418 break; 2419 default: 2420 sc->flags |= SC_SAVER_FAILED; 2421 scsplash_stick(FALSE); 2422 restore_scrn_saver_mode(scp, TRUE); 2423 printf("scsplash_saver(): failed to put up the image\n"); 2424 break; 2425 } 2426 } 2427 } else if (!sticky_splash) { 2428 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 2429 restore_scrn_saver_mode(scp, TRUE); 2430 } 2431 busy = FALSE; 2432 } 2433 2434 static int 2435 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 2436 { 2437 #if 0 2438 int error; 2439 2440 if (current_saver != none_saver) { 2441 error = remove_scrn_saver(current_saver); 2442 if (error) 2443 return error; 2444 } 2445 #endif 2446 if (current_saver != none_saver) 2447 return EBUSY; 2448 2449 run_scrn_saver = FALSE; 2450 saver_mode = CONS_LKM_SAVER; 2451 current_saver = this_saver; 2452 return 0; 2453 } 2454 2455 static int 2456 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 2457 { 2458 if (current_saver != this_saver) 2459 return EINVAL; 2460 2461 #if 0 2462 /* 2463 * In order to prevent `current_saver' from being called by 2464 * the timeout routine `scrn_timer()' while we manipulate 2465 * the saver list, we shall set `current_saver' to `none_saver' 2466 * before stopping the current saver, rather than blocking by `splXX()'. 2467 */ 2468 current_saver = none_saver; 2469 if (scrn_blanked) 2470 stop_scrn_saver(this_saver); 2471 #endif 2472 2473 /* unblank all blanked screens */ 2474 wait_scrn_saver_stop(NULL); 2475 if (scrn_blanked) 2476 return EBUSY; 2477 2478 current_saver = none_saver; 2479 return 0; 2480 } 2481 2482 static int 2483 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2484 { 2485 int s; 2486 2487 /* assert(scp == scp->sc->cur_scp) */ 2488 s = spltty(); 2489 if (!ISGRAPHSC(scp)) 2490 sc_remove_cursor_image(scp); 2491 scp->splash_save_mode = scp->mode; 2492 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2493 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2494 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2495 scp->sc->flags |= SC_SCRN_BLANKED; 2496 ++scrn_blanked; 2497 splx(s); 2498 if (mode < 0) 2499 return 0; 2500 scp->mode = mode; 2501 if (set_mode(scp) == 0) { 2502 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2503 scp->status |= GRAPHICS_MODE; 2504 #ifndef SC_NO_PALETTE_LOADING 2505 if (pal != NULL) 2506 vidd_load_palette(scp->sc->adp, pal); 2507 #endif 2508 sc_set_border(scp, border); 2509 return 0; 2510 } else { 2511 s = spltty(); 2512 scp->mode = scp->splash_save_mode; 2513 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2514 scp->status |= scp->splash_save_status; 2515 splx(s); 2516 return 1; 2517 } 2518 } 2519 2520 static int 2521 restore_scrn_saver_mode(scr_stat *scp, int changemode) 2522 { 2523 int mode; 2524 int status; 2525 int s; 2526 2527 /* assert(scp == scp->sc->cur_scp) */ 2528 s = spltty(); 2529 mode = scp->mode; 2530 status = scp->status; 2531 scp->mode = scp->splash_save_mode; 2532 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2533 scp->status |= scp->splash_save_status; 2534 scp->sc->flags &= ~SC_SCRN_BLANKED; 2535 if (!changemode) { 2536 if (!ISGRAPHSC(scp)) 2537 sc_draw_cursor_image(scp); 2538 --scrn_blanked; 2539 splx(s); 2540 return 0; 2541 } 2542 if (set_mode(scp) == 0) { 2543 #ifndef SC_NO_PALETTE_LOADING 2544 #ifdef SC_PIXEL_MODE 2545 if (scp->sc->adp->va_info.vi_mem_model == V_INFO_MM_DIRECT) 2546 vidd_load_palette(scp->sc->adp, scp->sc->palette2); 2547 else 2548 #endif 2549 vidd_load_palette(scp->sc->adp, scp->sc->palette); 2550 #endif 2551 --scrn_blanked; 2552 splx(s); 2553 return 0; 2554 } else { 2555 scp->mode = mode; 2556 scp->status = status; 2557 splx(s); 2558 return 1; 2559 } 2560 } 2561 2562 static void 2563 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2564 { 2565 (*saver)(sc, FALSE); 2566 run_scrn_saver = FALSE; 2567 /* the screen saver may have chosen not to stop after all... */ 2568 if (sc->flags & SC_SCRN_BLANKED) 2569 return; 2570 2571 mark_all(sc->cur_scp); 2572 if (sc->delayed_next_scr) 2573 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2574 if (!kdb_active) 2575 wakeup(&scrn_blanked); 2576 } 2577 2578 static int 2579 wait_scrn_saver_stop(sc_softc_t *sc) 2580 { 2581 int error = 0; 2582 2583 while (scrn_blanked > 0) { 2584 run_scrn_saver = FALSE; 2585 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2586 error = 0; 2587 break; 2588 } 2589 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2590 if ((error != 0) && (error != ERESTART)) 2591 break; 2592 } 2593 run_scrn_saver = FALSE; 2594 return error; 2595 } 2596 #endif /* DEV_SPLASH */ 2597 2598 void 2599 sc_touch_scrn_saver(void) 2600 { 2601 scsplash_stick(FALSE); 2602 run_scrn_saver = FALSE; 2603 } 2604 2605 int 2606 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2607 { 2608 scr_stat *cur_scp; 2609 struct tty *tp; 2610 struct proc *p; 2611 int s; 2612 2613 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2614 2615 if (sc->cur_scp == NULL) 2616 return (0); 2617 2618 /* prevent switch if previously requested */ 2619 if (sc->flags & SC_SCRN_VTYLOCK) { 2620 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2621 sc->cur_scp->bell_duration); 2622 return EPERM; 2623 } 2624 2625 /* delay switch if the screen is blanked or being updated */ 2626 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2627 || sc->blink_in_progress) { 2628 sc->delayed_next_scr = next_scr + 1; 2629 sc_touch_scrn_saver(); 2630 DPRINTF(5, ("switch delayed\n")); 2631 return 0; 2632 } 2633 sc->delayed_next_scr = 0; 2634 2635 s = spltty(); 2636 cur_scp = sc->cur_scp; 2637 2638 /* we are in the middle of the vty switching process... */ 2639 if (sc->switch_in_progress 2640 && (cur_scp->smode.mode == VT_PROCESS) 2641 && cur_scp->proc) { 2642 p = pfind(cur_scp->pid); 2643 if (cur_scp->proc != p) { 2644 if (p) 2645 PROC_UNLOCK(p); 2646 /* 2647 * The controlling process has died!!. Do some clean up. 2648 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2649 * are not reset here yet; they will be cleared later. 2650 */ 2651 DPRINTF(5, ("cur_scp controlling process %d died, ", 2652 cur_scp->pid)); 2653 if (cur_scp->status & SWITCH_WAIT_REL) { 2654 /* 2655 * Force the previous switch to finish, but return now 2656 * with error. 2657 */ 2658 DPRINTF(5, ("reset WAIT_REL, ")); 2659 finish_vt_rel(cur_scp, TRUE, &s); 2660 splx(s); 2661 DPRINTF(5, ("finishing previous switch\n")); 2662 return EINVAL; 2663 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2664 /* let's assume screen switch has been completed. */ 2665 DPRINTF(5, ("reset WAIT_ACQ, ")); 2666 finish_vt_acq(cur_scp); 2667 } else { 2668 /* 2669 * We are in between screen release and acquisition, and 2670 * reached here via scgetc() or scrn_timer() which has 2671 * interrupted exchange_scr(). Don't do anything stupid. 2672 */ 2673 DPRINTF(5, ("waiting nothing, ")); 2674 } 2675 } else { 2676 if (p) 2677 PROC_UNLOCK(p); 2678 /* 2679 * The controlling process is alive, but not responding... 2680 * It is either buggy or it may be just taking time. 2681 * The following code is a gross kludge to cope with this 2682 * problem for which there is no clean solution. XXX 2683 */ 2684 if (cur_scp->status & SWITCH_WAIT_REL) { 2685 switch (sc->switch_in_progress++) { 2686 case 1: 2687 break; 2688 case 2: 2689 DPRINTF(5, ("sending relsig again, ")); 2690 signal_vt_rel(cur_scp); 2691 break; 2692 case 3: 2693 break; 2694 case 4: 2695 default: 2696 /* 2697 * Act as if the controlling program returned 2698 * VT_FALSE. 2699 */ 2700 DPRINTF(5, ("force reset WAIT_REL, ")); 2701 finish_vt_rel(cur_scp, FALSE, &s); 2702 splx(s); 2703 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2704 return EINVAL; 2705 } 2706 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2707 switch (sc->switch_in_progress++) { 2708 case 1: 2709 break; 2710 case 2: 2711 DPRINTF(5, ("sending acqsig again, ")); 2712 signal_vt_acq(cur_scp); 2713 break; 2714 case 3: 2715 break; 2716 case 4: 2717 default: 2718 /* clear the flag and finish the previous switch */ 2719 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2720 finish_vt_acq(cur_scp); 2721 break; 2722 } 2723 } 2724 } 2725 } 2726 2727 /* 2728 * Return error if an invalid argument is given, or vty switch 2729 * is still in progress. 2730 */ 2731 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2732 || sc->switch_in_progress) { 2733 splx(s); 2734 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2735 DPRINTF(5, ("error 1\n")); 2736 return EINVAL; 2737 } 2738 2739 /* 2740 * Don't allow switching away from the graphics mode vty 2741 * if the switch mode is VT_AUTO, unless the next vty is the same 2742 * as the current or the current vty has been closed (but showing). 2743 */ 2744 tp = SC_DEV(sc, cur_scp->index); 2745 if ((cur_scp->index != next_scr) 2746 && tty_opened_ns(tp) 2747 && (cur_scp->smode.mode == VT_AUTO) 2748 && ISGRAPHSC(cur_scp)) { 2749 splx(s); 2750 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2751 DPRINTF(5, ("error, graphics mode\n")); 2752 return EINVAL; 2753 } 2754 2755 /* 2756 * Is the wanted vty open? Don't allow switching to a closed vty. 2757 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2758 * Note that we always allow the user to switch to the kernel 2759 * console even if it is closed. 2760 */ 2761 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2762 tp = SC_DEV(sc, next_scr); 2763 if (!tty_opened_ns(tp)) { 2764 splx(s); 2765 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2766 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2767 return EINVAL; 2768 } 2769 if (kdb_active && SC_STAT(tp)->smode.mode == VT_PROCESS) { 2770 splx(s); 2771 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2772 return EINVAL; 2773 } 2774 } 2775 2776 /* this is the start of vty switching process... */ 2777 ++sc->switch_in_progress; 2778 sc->old_scp = cur_scp; 2779 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2780 if (sc->new_scp == sc->old_scp) { 2781 sc->switch_in_progress = 0; 2782 /* 2783 * XXX wakeup() locks the scheduler lock which will hang if 2784 * the lock is in an in-between state, e.g., when we stop at 2785 * a breakpoint at fork_exit. It has always been wrong to call 2786 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2787 * is supposed to be locked by splhigh(), but the debugger may 2788 * be invoked at splhigh(). 2789 */ 2790 if (!kdb_active) 2791 wakeup(VTY_WCHAN(sc,next_scr)); 2792 splx(s); 2793 DPRINTF(5, ("switch done (new == old)\n")); 2794 return 0; 2795 } 2796 2797 /* has controlling process died? */ 2798 vt_proc_alive(sc->old_scp); 2799 vt_proc_alive(sc->new_scp); 2800 2801 /* wait for the controlling process to release the screen, if necessary */ 2802 if (signal_vt_rel(sc->old_scp)) { 2803 splx(s); 2804 return 0; 2805 } 2806 2807 /* go set up the new vty screen */ 2808 splx(s); 2809 exchange_scr(sc); 2810 s = spltty(); 2811 2812 /* wake up processes waiting for this vty */ 2813 if (!kdb_active) 2814 wakeup(VTY_WCHAN(sc,next_scr)); 2815 2816 /* wait for the controlling process to acknowledge, if necessary */ 2817 if (signal_vt_acq(sc->cur_scp)) { 2818 splx(s); 2819 return 0; 2820 } 2821 2822 sc->switch_in_progress = 0; 2823 if (sc->unit == sc_console_unit) 2824 cnavailable(sc_consptr, TRUE); 2825 splx(s); 2826 DPRINTF(5, ("switch done\n")); 2827 2828 return 0; 2829 } 2830 2831 static int 2832 do_switch_scr(sc_softc_t *sc, int s) 2833 { 2834 vt_proc_alive(sc->new_scp); 2835 2836 splx(s); 2837 exchange_scr(sc); 2838 s = spltty(); 2839 /* sc->cur_scp == sc->new_scp */ 2840 wakeup(VTY_WCHAN(sc,sc->cur_scp->index)); 2841 2842 /* wait for the controlling process to acknowledge, if necessary */ 2843 if (!signal_vt_acq(sc->cur_scp)) { 2844 sc->switch_in_progress = 0; 2845 if (sc->unit == sc_console_unit) 2846 cnavailable(sc_consptr, TRUE); 2847 } 2848 2849 return s; 2850 } 2851 2852 static int 2853 vt_proc_alive(scr_stat *scp) 2854 { 2855 struct proc *p; 2856 2857 if (scp->proc) { 2858 if ((p = pfind(scp->pid)) != NULL) 2859 PROC_UNLOCK(p); 2860 if (scp->proc == p) 2861 return TRUE; 2862 scp->proc = NULL; 2863 scp->smode.mode = VT_AUTO; 2864 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2865 } 2866 return FALSE; 2867 } 2868 2869 static int 2870 signal_vt_rel(scr_stat *scp) 2871 { 2872 if (scp->smode.mode != VT_PROCESS) 2873 return FALSE; 2874 scp->status |= SWITCH_WAIT_REL; 2875 PROC_LOCK(scp->proc); 2876 kern_psignal(scp->proc, scp->smode.relsig); 2877 PROC_UNLOCK(scp->proc); 2878 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2879 return TRUE; 2880 } 2881 2882 static int 2883 signal_vt_acq(scr_stat *scp) 2884 { 2885 if (scp->smode.mode != VT_PROCESS) 2886 return FALSE; 2887 if (scp->sc->unit == sc_console_unit) 2888 cnavailable(sc_consptr, FALSE); 2889 scp->status |= SWITCH_WAIT_ACQ; 2890 PROC_LOCK(scp->proc); 2891 kern_psignal(scp->proc, scp->smode.acqsig); 2892 PROC_UNLOCK(scp->proc); 2893 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2894 return TRUE; 2895 } 2896 2897 static int 2898 finish_vt_rel(scr_stat *scp, int release, int *s) 2899 { 2900 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2901 scp->status &= ~SWITCH_WAIT_REL; 2902 if (release) 2903 *s = do_switch_scr(scp->sc, *s); 2904 else 2905 scp->sc->switch_in_progress = 0; 2906 return 0; 2907 } 2908 return EINVAL; 2909 } 2910 2911 static int 2912 finish_vt_acq(scr_stat *scp) 2913 { 2914 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2915 scp->status &= ~SWITCH_WAIT_ACQ; 2916 scp->sc->switch_in_progress = 0; 2917 return 0; 2918 } 2919 return EINVAL; 2920 } 2921 2922 static void 2923 exchange_scr(sc_softc_t *sc) 2924 { 2925 scr_stat *scp; 2926 2927 /* save the current state of video and keyboard */ 2928 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2929 if (!ISGRAPHSC(sc->old_scp)) 2930 sc_remove_cursor_image(sc->old_scp); 2931 if (sc->old_scp->kbd_mode == K_XLATE) 2932 save_kbd_state(sc->old_scp); 2933 2934 /* set up the video for the new screen */ 2935 scp = sc->cur_scp = sc->new_scp; 2936 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2937 set_mode(scp); 2938 #ifndef __sparc64__ 2939 else 2940 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2941 (void *)sc->adp->va_window, FALSE); 2942 #endif 2943 scp->status |= MOUSE_HIDDEN; 2944 sc_move_cursor(scp, scp->xpos, scp->ypos); 2945 if (!ISGRAPHSC(scp)) 2946 sc_set_cursor_image(scp); 2947 #ifndef SC_NO_PALETTE_LOADING 2948 if (ISGRAPHSC(sc->old_scp)) { 2949 #ifdef SC_PIXEL_MODE 2950 if (sc->adp->va_info.vi_mem_model == V_INFO_MM_DIRECT) 2951 vidd_load_palette(sc->adp, sc->palette2); 2952 else 2953 #endif 2954 vidd_load_palette(sc->adp, sc->palette); 2955 } 2956 #endif 2957 sc_set_border(scp, scp->border); 2958 2959 /* set up the keyboard for the new screen */ 2960 if (sc->kbd_open_level == 0 && sc->old_scp->kbd_mode != scp->kbd_mode) 2961 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2962 update_kbd_state(scp, scp->status, LOCK_MASK); 2963 2964 mark_all(scp); 2965 } 2966 2967 static void 2968 sc_puts(scr_stat *scp, u_char *buf, int len) 2969 { 2970 #ifdef DEV_SPLASH 2971 /* make screensaver happy */ 2972 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2973 run_scrn_saver = FALSE; 2974 #endif 2975 2976 if (scp->tsw) 2977 (*scp->tsw->te_puts)(scp, buf, len); 2978 if (scp->sc->delayed_next_scr) 2979 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2980 } 2981 2982 void 2983 sc_draw_cursor_image(scr_stat *scp) 2984 { 2985 /* assert(scp == scp->sc->cur_scp); */ 2986 SC_VIDEO_LOCK(scp->sc); 2987 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2988 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2989 sc_inside_cutmark(scp, scp->cursor_pos)); 2990 scp->cursor_oldpos = scp->cursor_pos; 2991 SC_VIDEO_UNLOCK(scp->sc); 2992 } 2993 2994 void 2995 sc_remove_cursor_image(scr_stat *scp) 2996 { 2997 /* assert(scp == scp->sc->cur_scp); */ 2998 SC_VIDEO_LOCK(scp->sc); 2999 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 3000 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 3001 sc_inside_cutmark(scp, scp->cursor_oldpos)); 3002 SC_VIDEO_UNLOCK(scp->sc); 3003 } 3004 3005 static void 3006 update_cursor_image(scr_stat *scp) 3007 { 3008 /* assert(scp == scp->sc->cur_scp); */ 3009 sc_remove_cursor_image(scp); 3010 sc_set_cursor_image(scp); 3011 sc_draw_cursor_image(scp); 3012 } 3013 3014 void 3015 sc_set_cursor_image(scr_stat *scp) 3016 { 3017 scp->curs_attr = scp->base_curs_attr; 3018 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 3019 /* hidden cursor is internally represented as zero-height underline */ 3020 scp->curs_attr.flags = CONS_CHAR_CURSOR; 3021 scp->curs_attr.base = scp->curs_attr.height = 0; 3022 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 3023 scp->curs_attr.base = imin(scp->base_curs_attr.base, 3024 scp->font_size - 1); 3025 scp->curs_attr.height = imin(scp->base_curs_attr.height, 3026 scp->font_size - scp->curs_attr.base); 3027 } else { /* block cursor */ 3028 scp->curs_attr.base = 0; 3029 scp->curs_attr.height = scp->font_size; 3030 } 3031 3032 /* assert(scp == scp->sc->cur_scp); */ 3033 SC_VIDEO_LOCK(scp->sc); 3034 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 3035 scp->curs_attr.flags & CONS_BLINK_CURSOR); 3036 SC_VIDEO_UNLOCK(scp->sc); 3037 } 3038 3039 static void 3040 sc_adjust_ca(struct cursor_attr *cap, int flags, int base, int height) 3041 { 3042 if (flags & CONS_CHARCURSOR_COLORS) { 3043 cap->bg[0] = base & 0xff; 3044 cap->bg[1] = height & 0xff; 3045 } else if (flags & CONS_MOUSECURSOR_COLORS) { 3046 cap->mouse_ba = base & 0xff; 3047 cap->mouse_ia = height & 0xff; 3048 } else { 3049 if (base >= 0) 3050 cap->base = base; 3051 if (height >= 0) 3052 cap->height = height; 3053 if (!(flags & CONS_SHAPEONLY_CURSOR)) 3054 cap->flags = flags & CONS_CURSOR_ATTRS; 3055 } 3056 } 3057 3058 static void 3059 change_cursor_shape(scr_stat *scp, int flags, int base, int height) 3060 { 3061 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 3062 sc_remove_cursor_image(scp); 3063 3064 if (flags & CONS_RESET_CURSOR) 3065 scp->base_curs_attr = scp->dflt_curs_attr; 3066 else if (flags & CONS_DEFAULT_CURSOR) { 3067 sc_adjust_ca(&scp->dflt_curs_attr, flags, base, height); 3068 scp->base_curs_attr = scp->dflt_curs_attr; 3069 } else 3070 sc_adjust_ca(&scp->base_curs_attr, flags, base, height); 3071 3072 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 3073 sc_set_cursor_image(scp); 3074 sc_draw_cursor_image(scp); 3075 } 3076 } 3077 3078 void 3079 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 3080 { 3081 sc_softc_t *sc; 3082 struct tty *tp; 3083 int s; 3084 int i; 3085 3086 if (flags == -1) 3087 flags = CONS_SHAPEONLY_CURSOR; 3088 3089 s = spltty(); 3090 if (flags & CONS_LOCAL_CURSOR) { 3091 /* local (per vty) change */ 3092 change_cursor_shape(scp, flags, base, height); 3093 splx(s); 3094 return; 3095 } 3096 3097 /* global change */ 3098 sc = scp->sc; 3099 if (flags & CONS_RESET_CURSOR) 3100 sc->curs_attr = sc->dflt_curs_attr; 3101 else if (flags & CONS_DEFAULT_CURSOR) { 3102 sc_adjust_ca(&sc->dflt_curs_attr, flags, base, height); 3103 sc->curs_attr = sc->dflt_curs_attr; 3104 } else 3105 sc_adjust_ca(&sc->curs_attr, flags, base, height); 3106 3107 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 3108 if ((tp = SC_DEV(sc, i)) == NULL) 3109 continue; 3110 if ((scp = sc_get_stat(tp)) == NULL) 3111 continue; 3112 scp->dflt_curs_attr = sc->curs_attr; 3113 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 3114 } 3115 splx(s); 3116 } 3117 3118 static void 3119 scinit(int unit, int flags) 3120 { 3121 3122 /* 3123 * When syscons is being initialized as the kernel console, malloc() 3124 * is not yet functional, because various kernel structures has not been 3125 * fully initialized yet. Therefore, we need to declare the following 3126 * static buffers for the console. This is less than ideal, 3127 * but is necessry evil for the time being. XXX 3128 */ 3129 static u_short sc_buffer[ROW*COL]; /* XXX */ 3130 #ifndef SC_NO_FONT_LOADING 3131 static u_char font_8[256*8]; 3132 static u_char font_14[256*14]; 3133 static u_char font_16[256*16]; 3134 #endif 3135 3136 sc_softc_t *sc; 3137 scr_stat *scp; 3138 video_adapter_t *adp; 3139 int col; 3140 int row; 3141 int i; 3142 3143 /* one time initialization */ 3144 if (init_done == COLD) { 3145 sc_get_bios_values(&bios_value); 3146 for (i = 0; i < nitems(sc_kattrtab); i++) { 3147 #if SC_KERNEL_CONS_ATTR == FG_WHITE 3148 sc_kattrtab[i] = 8 + (i + FG_WHITE) % 8U; 3149 #else 3150 sc_kattrtab[i] = SC_KERNEL_CONS_ATTR; 3151 #endif 3152 } 3153 } 3154 init_done = WARM; 3155 3156 /* 3157 * Allocate resources. Even if we are being called for the second 3158 * time, we must allocate them again, because they might have 3159 * disappeared... 3160 */ 3161 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 3162 if ((sc->flags & SC_INIT_DONE) == 0) 3163 SC_VIDEO_LOCKINIT(sc); 3164 3165 adp = NULL; 3166 if (sc->adapter >= 0) { 3167 vid_release(sc->adp, (void *)&sc->adapter); 3168 adp = sc->adp; 3169 sc->adp = NULL; 3170 } 3171 if (sc->keyboard >= 0) { 3172 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 3173 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 3174 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 3175 if (sc->kbd != NULL) { 3176 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 3177 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 3178 } 3179 sc->kbd = NULL; 3180 } 3181 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 3182 sc->adp = vid_get_adapter(sc->adapter); 3183 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 3184 3185 sc->keyboard = sc_allocate_keyboard(sc, unit); 3186 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 3187 3188 sc->kbd = kbd_get_keyboard(sc->keyboard); 3189 if (sc->kbd != NULL) { 3190 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 3191 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 3192 } 3193 3194 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 3195 3196 sc->initial_mode = sc->adp->va_initial_mode; 3197 3198 #ifndef SC_NO_FONT_LOADING 3199 if (flags & SC_KERNEL_CONSOLE) { 3200 sc->font_8 = font_8; 3201 sc->font_14 = font_14; 3202 sc->font_16 = font_16; 3203 } else if (sc->font_8 == NULL) { 3204 /* assert(sc_malloc) */ 3205 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 3206 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 3207 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 3208 } 3209 #endif 3210 3211 /* extract the hardware cursor location and hide the cursor for now */ 3212 vidd_read_hw_cursor(sc->adp, &col, &row); 3213 vidd_set_hw_cursor(sc->adp, -1, -1); 3214 3215 /* set up the first console */ 3216 sc->first_vty = unit*MAXCONS; 3217 sc->vtys = MAXCONS; /* XXX: should be configurable */ 3218 if (flags & SC_KERNEL_CONSOLE) { 3219 /* 3220 * Set up devs structure but don't use it yet, calling make_dev() 3221 * might panic kernel. Wait for sc_attach_unit() to actually 3222 * create the devices. 3223 */ 3224 sc->dev = main_devs; 3225 scp = &main_console; 3226 init_scp(sc, sc->first_vty, scp); 3227 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 3228 (void *)sc_buffer, FALSE); 3229 if (sc_init_emulator(scp, SC_DFLT_TERM)) 3230 sc_init_emulator(scp, "*"); 3231 (*scp->tsw->te_default_attr)(scp, SC_KERNEL_CONS_ATTR, 3232 SC_KERNEL_CONS_REV_ATTR); 3233 } else { 3234 /* assert(sc_malloc) */ 3235 sc->dev = malloc(sizeof(struct tty *)*sc->vtys, M_DEVBUF, 3236 M_WAITOK|M_ZERO); 3237 sc->dev[0] = sc_alloc_tty(0, unit * MAXCONS); 3238 scp = alloc_scp(sc, sc->first_vty); 3239 SC_STAT(sc->dev[0]) = scp; 3240 } 3241 sc->cur_scp = scp; 3242 3243 #ifndef __sparc64__ 3244 /* copy screen to temporary buffer */ 3245 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3246 (void *)scp->sc->adp->va_window, FALSE); 3247 if (ISTEXTSC(scp)) 3248 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 3249 #endif 3250 3251 /* Sync h/w cursor position to s/w (sc and teken). */ 3252 if (col >= scp->xsize) 3253 col = 0; 3254 if (row >= scp->ysize) 3255 row = scp->ysize - 1; 3256 scp->xpos = col; 3257 scp->ypos = row; 3258 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 3259 (*scp->tsw->te_sync)(scp); 3260 3261 sc->dflt_curs_attr.base = 0; 3262 sc->dflt_curs_attr.height = howmany(scp->font_size, 8); 3263 sc->dflt_curs_attr.flags = 0; 3264 sc->dflt_curs_attr.bg[0] = FG_RED; 3265 sc->dflt_curs_attr.bg[1] = FG_LIGHTGREY; 3266 sc->dflt_curs_attr.bg[2] = FG_BLUE; 3267 sc->dflt_curs_attr.mouse_ba = FG_WHITE; 3268 sc->dflt_curs_attr.mouse_ia = FG_RED; 3269 sc->curs_attr = sc->dflt_curs_attr; 3270 scp->base_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3271 scp->curs_attr = scp->base_curs_attr; 3272 3273 #ifndef SC_NO_SYSMOUSE 3274 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 3275 #endif 3276 if (!ISGRAPHSC(scp)) { 3277 sc_set_cursor_image(scp); 3278 sc_draw_cursor_image(scp); 3279 } 3280 3281 /* save font and palette */ 3282 #ifndef SC_NO_FONT_LOADING 3283 sc->fonts_loaded = 0; 3284 if (ISFONTAVAIL(sc->adp->va_flags)) { 3285 #ifdef SC_DFLT_FONT 3286 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 3287 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 3288 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 3289 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 3290 if (scp->font_size < 14) { 3291 sc_load_font(scp, 0, 8, 8, sc->font_8, 0, 256); 3292 } else if (scp->font_size >= 16) { 3293 sc_load_font(scp, 0, 16, 8, sc->font_16, 0, 256); 3294 } else { 3295 sc_load_font(scp, 0, 14, 8, sc->font_14, 0, 256); 3296 } 3297 #else /* !SC_DFLT_FONT */ 3298 if (scp->font_size < 14) { 3299 sc_save_font(scp, 0, 8, 8, sc->font_8, 0, 256); 3300 sc->fonts_loaded = FONT_8; 3301 } else if (scp->font_size >= 16) { 3302 sc_save_font(scp, 0, 16, 8, sc->font_16, 0, 256); 3303 sc->fonts_loaded = FONT_16; 3304 } else { 3305 sc_save_font(scp, 0, 14, 8, sc->font_14, 0, 256); 3306 sc->fonts_loaded = FONT_14; 3307 } 3308 #endif /* SC_DFLT_FONT */ 3309 /* FONT KLUDGE: always use the font page #0. XXX */ 3310 sc_show_font(scp, 0); 3311 } 3312 #endif /* !SC_NO_FONT_LOADING */ 3313 3314 #ifndef SC_NO_PALETTE_LOADING 3315 vidd_save_palette(sc->adp, sc->palette); 3316 #ifdef SC_PIXEL_MODE 3317 for (i = 0; i < sizeof(sc->palette2); i++) 3318 sc->palette2[i] = i / 3; 3319 #endif 3320 #endif 3321 3322 #ifdef DEV_SPLASH 3323 if (!(sc->flags & SC_SPLASH_SCRN)) { 3324 /* we are ready to put up the splash image! */ 3325 splash_init(sc->adp, scsplash_callback, sc); 3326 sc->flags |= SC_SPLASH_SCRN; 3327 } 3328 #endif 3329 } 3330 3331 /* the rest is not necessary, if we have done it once */ 3332 if (sc->flags & SC_INIT_DONE) 3333 return; 3334 3335 /* initialize mapscrn arrays to a one to one map */ 3336 for (i = 0; i < sizeof(sc->scr_map); i++) 3337 sc->scr_map[i] = sc->scr_rmap[i] = i; 3338 3339 sc->flags |= SC_INIT_DONE; 3340 } 3341 3342 static void 3343 scterm(int unit, int flags) 3344 { 3345 sc_softc_t *sc; 3346 scr_stat *scp; 3347 3348 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 3349 if (sc == NULL) 3350 return; /* shouldn't happen */ 3351 3352 #ifdef DEV_SPLASH 3353 /* this console is no longer available for the splash screen */ 3354 if (sc->flags & SC_SPLASH_SCRN) { 3355 splash_term(sc->adp); 3356 sc->flags &= ~SC_SPLASH_SCRN; 3357 } 3358 #endif 3359 3360 #if 0 /* XXX */ 3361 /* move the hardware cursor to the upper-left corner */ 3362 vidd_set_hw_cursor(sc->adp, 0, 0); 3363 #endif 3364 3365 /* release the keyboard and the video card */ 3366 if (sc->keyboard >= 0) 3367 kbd_release(sc->kbd, &sc->keyboard); 3368 if (sc->adapter >= 0) 3369 vid_release(sc->adp, &sc->adapter); 3370 3371 /* stop the terminal emulator, if any */ 3372 scp = sc_get_stat(sc->dev[0]); 3373 if (scp->tsw) 3374 (*scp->tsw->te_term)(scp, &scp->ts); 3375 mtx_destroy(&sc->video_mtx); 3376 3377 /* clear the structure */ 3378 if (!(flags & SC_KERNEL_CONSOLE)) { 3379 free(scp->ts, M_DEVBUF); 3380 /* XXX: We need delete_dev() for this */ 3381 free(sc->dev, M_DEVBUF); 3382 #if 0 3383 /* XXX: We need a ttyunregister for this */ 3384 free(sc->tty, M_DEVBUF); 3385 #endif 3386 #ifndef SC_NO_FONT_LOADING 3387 free(sc->font_8, M_DEVBUF); 3388 free(sc->font_14, M_DEVBUF); 3389 free(sc->font_16, M_DEVBUF); 3390 #endif 3391 /* XXX vtb, history */ 3392 } 3393 bzero(sc, sizeof(*sc)); 3394 sc->keyboard = -1; 3395 sc->adapter = -1; 3396 } 3397 3398 static void 3399 scshutdown(__unused void *arg, __unused int howto) 3400 { 3401 3402 KASSERT(sc_console != NULL, ("sc_console != NULL")); 3403 KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL")); 3404 KASSERT(sc_console->sc->cur_scp != NULL, 3405 ("sc_console->sc->cur_scp != NULL")); 3406 3407 sc_touch_scrn_saver(); 3408 if (!cold && 3409 sc_console->sc->cur_scp->index != sc_console->index && 3410 sc_console->sc->cur_scp->smode.mode == VT_AUTO && 3411 sc_console->smode.mode == VT_AUTO) 3412 sc_switch_scr(sc_console->sc, sc_console->index); 3413 shutdown_in_progress = TRUE; 3414 } 3415 3416 static void 3417 scsuspend(__unused void *arg) 3418 { 3419 int retry; 3420 3421 KASSERT(sc_console != NULL, ("sc_console != NULL")); 3422 KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL")); 3423 KASSERT(sc_console->sc->cur_scp != NULL, 3424 ("sc_console->sc->cur_scp != NULL")); 3425 3426 sc_susp_scr = sc_console->sc->cur_scp->index; 3427 if (sc_no_suspend_vtswitch || 3428 sc_susp_scr == sc_console->index) { 3429 sc_touch_scrn_saver(); 3430 sc_susp_scr = -1; 3431 return; 3432 } 3433 for (retry = 0; retry < 10; retry++) { 3434 sc_switch_scr(sc_console->sc, sc_console->index); 3435 if (!sc_console->sc->switch_in_progress) 3436 break; 3437 pause("scsuspend", hz); 3438 } 3439 suspend_in_progress = TRUE; 3440 } 3441 3442 static void 3443 scresume(__unused void *arg) 3444 { 3445 3446 KASSERT(sc_console != NULL, ("sc_console != NULL")); 3447 KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL")); 3448 KASSERT(sc_console->sc->cur_scp != NULL, 3449 ("sc_console->sc->cur_scp != NULL")); 3450 3451 suspend_in_progress = FALSE; 3452 if (sc_susp_scr < 0) { 3453 update_font(sc_console->sc->cur_scp); 3454 return; 3455 } 3456 sc_switch_scr(sc_console->sc, sc_susp_scr); 3457 } 3458 3459 int 3460 sc_clean_up(scr_stat *scp) 3461 { 3462 #ifdef DEV_SPLASH 3463 int error; 3464 #endif 3465 3466 if (scp->sc->flags & SC_SCRN_BLANKED) { 3467 sc_touch_scrn_saver(); 3468 #ifdef DEV_SPLASH 3469 if ((error = wait_scrn_saver_stop(scp->sc))) 3470 return error; 3471 #endif 3472 } 3473 scp->status |= MOUSE_HIDDEN; 3474 sc_remove_mouse_image(scp); 3475 sc_remove_cutmarking(scp); 3476 return 0; 3477 } 3478 3479 void 3480 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 3481 { 3482 sc_vtb_t new; 3483 sc_vtb_t old; 3484 3485 old = scp->vtb; 3486 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 3487 if (!discard && (old.vtb_flags & VTB_VALID)) { 3488 /* retain the current cursor position and buffer contants */ 3489 scp->cursor_oldpos = scp->cursor_pos; 3490 /* 3491 * This works only if the old buffer has the same size as or larger 3492 * than the new one. XXX 3493 */ 3494 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 3495 scp->vtb = new; 3496 } else { 3497 scp->vtb = new; 3498 sc_vtb_destroy(&old); 3499 } 3500 3501 #ifndef SC_NO_SYSMOUSE 3502 /* move the mouse cursor at the center of the screen */ 3503 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 3504 #endif 3505 } 3506 3507 static scr_stat 3508 *alloc_scp(sc_softc_t *sc, int vty) 3509 { 3510 scr_stat *scp; 3511 3512 /* assert(sc_malloc) */ 3513 3514 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 3515 init_scp(sc, vty, scp); 3516 3517 sc_alloc_scr_buffer(scp, TRUE, TRUE); 3518 if (sc_init_emulator(scp, SC_DFLT_TERM)) 3519 sc_init_emulator(scp, "*"); 3520 3521 #ifndef SC_NO_CUTPASTE 3522 sc_alloc_cut_buffer(scp, TRUE); 3523 #endif 3524 3525 #ifndef SC_NO_HISTORY 3526 sc_alloc_history_buffer(scp, 0, 0, TRUE); 3527 #endif 3528 3529 return scp; 3530 } 3531 3532 static void 3533 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 3534 { 3535 video_info_t info; 3536 3537 bzero(scp, sizeof(*scp)); 3538 3539 scp->index = vty; 3540 scp->sc = sc; 3541 scp->status = 0; 3542 scp->mode = sc->initial_mode; 3543 vidd_get_info(sc->adp, scp->mode, &info); 3544 if (info.vi_flags & V_INFO_GRAPHICS) { 3545 scp->status |= GRAPHICS_MODE; 3546 scp->xpixel = info.vi_width; 3547 scp->ypixel = info.vi_height; 3548 scp->xsize = info.vi_width/info.vi_cwidth; 3549 scp->ysize = info.vi_height/info.vi_cheight; 3550 scp->font_size = 0; 3551 scp->font = NULL; 3552 } else { 3553 scp->xsize = info.vi_width; 3554 scp->ysize = info.vi_height; 3555 scp->xpixel = scp->xsize*info.vi_cwidth; 3556 scp->ypixel = scp->ysize*info.vi_cheight; 3557 } 3558 3559 scp->font_size = info.vi_cheight; 3560 scp->font_width = info.vi_cwidth; 3561 #ifndef SC_NO_FONT_LOADING 3562 if (info.vi_cheight < 14) 3563 scp->font = sc->font_8; 3564 else if (info.vi_cheight >= 16) 3565 scp->font = sc->font_16; 3566 else 3567 scp->font = sc->font_14; 3568 #else 3569 scp->font = NULL; 3570 #endif 3571 3572 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3573 #ifndef __sparc64__ 3574 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3575 #endif 3576 scp->xoff = scp->yoff = 0; 3577 scp->xpos = scp->ypos = 0; 3578 scp->start = scp->xsize * scp->ysize - 1; 3579 scp->end = 0; 3580 scp->tsw = NULL; 3581 scp->ts = NULL; 3582 scp->rndr = NULL; 3583 scp->border = (SC_NORM_ATTR >> 4) & 0x0f; 3584 scp->base_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3585 scp->mouse_cut_start = scp->xsize*scp->ysize; 3586 scp->mouse_cut_end = -1; 3587 scp->mouse_signal = 0; 3588 scp->mouse_pid = 0; 3589 scp->mouse_proc = NULL; 3590 scp->kbd_mode = K_XLATE; 3591 scp->bell_pitch = bios_value.bell_pitch; 3592 scp->bell_duration = BELL_DURATION; 3593 scp->status |= (bios_value.shift_state & NLKED); 3594 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3595 scp->pid = 0; 3596 scp->proc = NULL; 3597 scp->smode.mode = VT_AUTO; 3598 scp->history = NULL; 3599 scp->history_pos = 0; 3600 scp->history_size = 0; 3601 } 3602 3603 int 3604 sc_init_emulator(scr_stat *scp, char *name) 3605 { 3606 sc_term_sw_t *sw; 3607 sc_rndr_sw_t *rndr; 3608 void *p; 3609 int error; 3610 3611 if (name == NULL) /* if no name is given, use the current emulator */ 3612 sw = scp->tsw; 3613 else /* ...otherwise find the named emulator */ 3614 sw = sc_term_match(name); 3615 if (sw == NULL) 3616 return EINVAL; 3617 3618 rndr = NULL; 3619 if (strcmp(sw->te_renderer, "*") != 0) { 3620 rndr = sc_render_match(scp, sw->te_renderer, 3621 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3622 } 3623 if (rndr == NULL) { 3624 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3625 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3626 if (rndr == NULL) 3627 return ENODEV; 3628 } 3629 3630 if (sw == scp->tsw) { 3631 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3632 scp->rndr = rndr; 3633 scp->rndr->init(scp); 3634 sc_clear_screen(scp); 3635 /* assert(error == 0); */ 3636 return error; 3637 } 3638 3639 if (sc_malloc && (sw->te_size > 0)) 3640 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3641 else 3642 p = NULL; 3643 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3644 if (error) 3645 return error; 3646 3647 if (scp->tsw) 3648 (*scp->tsw->te_term)(scp, &scp->ts); 3649 if (scp->ts != NULL) 3650 free(scp->ts, M_DEVBUF); 3651 scp->tsw = sw; 3652 scp->ts = p; 3653 scp->rndr = rndr; 3654 scp->rndr->init(scp); 3655 3656 (*sw->te_default_attr)(scp, SC_NORM_ATTR, SC_NORM_REV_ATTR); 3657 sc_clear_screen(scp); 3658 3659 return 0; 3660 } 3661 3662 /* 3663 * scgetc(flags) - get character from keyboard. 3664 * If flags & SCGETC_CN, then avoid harmful side effects. 3665 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3666 * return NOKEY if there is nothing there. 3667 */ 3668 static u_int 3669 scgetc(sc_softc_t *sc, u_int flags, struct sc_cnstate *sp) 3670 { 3671 scr_stat *scp; 3672 #ifndef SC_NO_HISTORY 3673 struct tty *tp; 3674 #endif 3675 u_int c; 3676 int this_scr; 3677 int f; 3678 int i; 3679 3680 if (sc->kbd == NULL) 3681 return NOKEY; 3682 3683 next_code: 3684 #if 1 3685 /* I don't like this, but... XXX */ 3686 if (flags & SCGETC_CN) 3687 sccnupdate(sc->cur_scp); 3688 #endif 3689 scp = sc->cur_scp; 3690 /* first see if there is something in the keyboard port */ 3691 for (;;) { 3692 if (flags & SCGETC_CN) 3693 sccnscrunlock(sc, sp); 3694 c = kbdd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3695 if (flags & SCGETC_CN) 3696 sccnscrlock(sc, sp); 3697 if (c == ERRKEY) { 3698 if (!(flags & SCGETC_CN)) 3699 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3700 } else if (c == NOKEY) 3701 return c; 3702 else 3703 break; 3704 } 3705 3706 /* make screensaver happy */ 3707 if (!(c & RELKEY)) 3708 sc_touch_scrn_saver(); 3709 3710 if (!(flags & SCGETC_CN)) 3711 random_harvest_queue(&c, sizeof(c), 1, RANDOM_KEYBOARD); 3712 3713 if (sc->kbd_open_level == 0 && scp->kbd_mode != K_XLATE) 3714 return KEYCHAR(c); 3715 3716 /* if scroll-lock pressed allow history browsing */ 3717 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3718 3719 scp->status &= ~CURSOR_ENABLED; 3720 sc_remove_cursor_image(scp); 3721 3722 #ifndef SC_NO_HISTORY 3723 if (!(scp->status & BUFFER_SAVED)) { 3724 scp->status |= BUFFER_SAVED; 3725 sc_hist_save(scp); 3726 } 3727 switch (c) { 3728 /* FIXME: key codes */ 3729 case SPCLKEY | FKEY | F(49): /* home key */ 3730 sc_remove_cutmarking(scp); 3731 sc_hist_home(scp); 3732 goto next_code; 3733 3734 case SPCLKEY | FKEY | F(57): /* end key */ 3735 sc_remove_cutmarking(scp); 3736 sc_hist_end(scp); 3737 goto next_code; 3738 3739 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3740 sc_remove_cutmarking(scp); 3741 if (sc_hist_up_line(scp)) 3742 if (!(flags & SCGETC_CN)) 3743 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3744 goto next_code; 3745 3746 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3747 sc_remove_cutmarking(scp); 3748 if (sc_hist_down_line(scp)) 3749 if (!(flags & SCGETC_CN)) 3750 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3751 goto next_code; 3752 3753 case SPCLKEY | FKEY | F(51): /* page up key */ 3754 sc_remove_cutmarking(scp); 3755 for (i=0; i<scp->ysize; i++) 3756 if (sc_hist_up_line(scp)) { 3757 if (!(flags & SCGETC_CN)) 3758 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3759 break; 3760 } 3761 goto next_code; 3762 3763 case SPCLKEY | FKEY | F(59): /* page down key */ 3764 sc_remove_cutmarking(scp); 3765 for (i=0; i<scp->ysize; i++) 3766 if (sc_hist_down_line(scp)) { 3767 if (!(flags & SCGETC_CN)) 3768 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3769 break; 3770 } 3771 goto next_code; 3772 } 3773 #endif /* SC_NO_HISTORY */ 3774 } 3775 3776 /* 3777 * Process and consume special keys here. Return a plain char code 3778 * or a char code with the META flag or a function key code. 3779 */ 3780 if (c & RELKEY) { 3781 /* key released */ 3782 /* goto next_code */ 3783 } else { 3784 /* key pressed */ 3785 if (c & SPCLKEY) { 3786 c &= ~SPCLKEY; 3787 switch (KEYCHAR(c)) { 3788 /* LOCKING KEYS */ 3789 case NLK: case CLK: case ALK: 3790 break; 3791 case SLK: 3792 (void)kbdd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3793 if (f & SLKED) { 3794 scp->status |= SLKED; 3795 } else { 3796 if (scp->status & SLKED) { 3797 scp->status &= ~SLKED; 3798 #ifndef SC_NO_HISTORY 3799 if (scp->status & BUFFER_SAVED) { 3800 if (!sc_hist_restore(scp)) 3801 sc_remove_cutmarking(scp); 3802 scp->status &= ~BUFFER_SAVED; 3803 scp->status |= CURSOR_ENABLED; 3804 sc_draw_cursor_image(scp); 3805 } 3806 /* Only safe in Giant-locked context. */ 3807 tp = SC_DEV(sc, scp->index); 3808 if (!(flags & SCGETC_CN) && tty_opened_ns(tp)) 3809 sctty_outwakeup(tp); 3810 #endif 3811 } 3812 } 3813 break; 3814 3815 case PASTE: 3816 #ifndef SC_NO_CUTPASTE 3817 sc_mouse_paste(scp); 3818 #endif 3819 break; 3820 3821 /* NON-LOCKING KEYS */ 3822 case NOP: 3823 case LSH: case RSH: case LCTR: case RCTR: 3824 case LALT: case RALT: case ASH: case META: 3825 break; 3826 3827 case BTAB: 3828 if (!(sc->flags & SC_SCRN_BLANKED)) 3829 return c; 3830 break; 3831 3832 case SPSC: 3833 #ifdef DEV_SPLASH 3834 /* force activatation/deactivation of the screen saver */ 3835 if (!(sc->flags & SC_SCRN_BLANKED)) { 3836 run_scrn_saver = TRUE; 3837 sc->scrn_time_stamp -= scrn_blank_time; 3838 } 3839 if (cold) { 3840 /* 3841 * While devices are being probed, the screen saver need 3842 * to be invoked explicitly. XXX 3843 */ 3844 if (sc->flags & SC_SCRN_BLANKED) { 3845 scsplash_stick(FALSE); 3846 stop_scrn_saver(sc, current_saver); 3847 } else { 3848 if (!ISGRAPHSC(scp)) { 3849 scsplash_stick(TRUE); 3850 (*current_saver)(sc, TRUE); 3851 } 3852 } 3853 } 3854 #endif /* DEV_SPLASH */ 3855 break; 3856 3857 case RBT: 3858 #ifndef SC_DISABLE_REBOOT 3859 if (enable_reboot && !(flags & SCGETC_CN)) 3860 shutdown_nice(0); 3861 #endif 3862 break; 3863 3864 case HALT: 3865 #ifndef SC_DISABLE_REBOOT 3866 if (enable_reboot && !(flags & SCGETC_CN)) 3867 shutdown_nice(RB_HALT); 3868 #endif 3869 break; 3870 3871 case PDWN: 3872 #ifndef SC_DISABLE_REBOOT 3873 if (enable_reboot && !(flags & SCGETC_CN)) 3874 shutdown_nice(RB_HALT|RB_POWEROFF); 3875 #endif 3876 break; 3877 3878 case SUSP: 3879 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3880 break; 3881 case STBY: 3882 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3883 break; 3884 3885 case DBG: 3886 #ifndef SC_DISABLE_KDBKEY 3887 if (enable_kdbkey) 3888 kdb_break(); 3889 #endif 3890 break; 3891 3892 case PNC: 3893 if (enable_panic_key) 3894 panic("Forced by the panic key"); 3895 break; 3896 3897 case NEXT: 3898 this_scr = scp->index; 3899 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3900 sc->first_vty + i != this_scr; 3901 i = (i + 1)%sc->vtys) { 3902 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3903 if (tty_opened_ns(tp)) { 3904 sc_switch_scr(scp->sc, sc->first_vty + i); 3905 break; 3906 } 3907 } 3908 break; 3909 3910 case PREV: 3911 this_scr = scp->index; 3912 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3913 sc->first_vty + i != this_scr; 3914 i = (i + sc->vtys - 1)%sc->vtys) { 3915 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3916 if (tty_opened_ns(tp)) { 3917 sc_switch_scr(scp->sc, sc->first_vty + i); 3918 break; 3919 } 3920 } 3921 break; 3922 3923 default: 3924 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3925 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3926 break; 3927 } 3928 /* assert(c & FKEY) */ 3929 if (!(sc->flags & SC_SCRN_BLANKED)) 3930 return c; 3931 break; 3932 } 3933 /* goto next_code */ 3934 } else { 3935 /* regular keys (maybe MKEY is set) */ 3936 #if !defined(SC_DISABLE_KDBKEY) && defined(KDB) 3937 if (enable_kdbkey) 3938 kdb_alt_break(c, &sc->sc_altbrk); 3939 #endif 3940 if (!(sc->flags & SC_SCRN_BLANKED)) 3941 return c; 3942 } 3943 } 3944 3945 goto next_code; 3946 } 3947 3948 static int 3949 sctty_mmap(struct tty *tp, vm_ooffset_t offset, vm_paddr_t *paddr, 3950 int nprot, vm_memattr_t *memattr) 3951 { 3952 scr_stat *scp; 3953 3954 scp = sc_get_stat(tp); 3955 if (scp != scp->sc->cur_scp) 3956 return -1; 3957 return vidd_mmap(scp->sc->adp, offset, paddr, nprot, memattr); 3958 } 3959 3960 static void 3961 update_font(scr_stat *scp) 3962 { 3963 #ifndef SC_NO_FONT_LOADING 3964 /* load appropriate font */ 3965 if (!(scp->status & GRAPHICS_MODE)) { 3966 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3967 if (scp->font_size < 14) { 3968 if (scp->sc->fonts_loaded & FONT_8) 3969 sc_load_font(scp, 0, 8, 8, scp->sc->font_8, 0, 256); 3970 } else if (scp->font_size >= 16) { 3971 if (scp->sc->fonts_loaded & FONT_16) 3972 sc_load_font(scp, 0, 16, 8, scp->sc->font_16, 0, 256); 3973 } else { 3974 if (scp->sc->fonts_loaded & FONT_14) 3975 sc_load_font(scp, 0, 14, 8, scp->sc->font_14, 0, 256); 3976 } 3977 /* 3978 * FONT KLUDGE: 3979 * This is an interim kludge to display correct font. 3980 * Always use the font page #0 on the video plane 2. 3981 * Somehow we cannot show the font in other font pages on 3982 * some video cards... XXX 3983 */ 3984 sc_show_font(scp, 0); 3985 } 3986 mark_all(scp); 3987 } 3988 #endif /* !SC_NO_FONT_LOADING */ 3989 } 3990 3991 static int 3992 save_kbd_state(scr_stat *scp) 3993 { 3994 int state; 3995 int error; 3996 3997 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3998 if (error == ENOIOCTL) 3999 error = ENODEV; 4000 if (error == 0) { 4001 scp->status &= ~LOCK_MASK; 4002 scp->status |= state; 4003 } 4004 return error; 4005 } 4006 4007 static int 4008 update_kbd_state(scr_stat *scp, int new_bits, int mask) 4009 { 4010 int state; 4011 int error; 4012 4013 if (mask != LOCK_MASK) { 4014 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 4015 if (error == ENOIOCTL) 4016 error = ENODEV; 4017 if (error) 4018 return error; 4019 state &= ~mask; 4020 state |= new_bits & mask; 4021 } else { 4022 state = new_bits & LOCK_MASK; 4023 } 4024 error = kbdd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 4025 if (error == ENOIOCTL) 4026 error = ENODEV; 4027 return error; 4028 } 4029 4030 static int 4031 update_kbd_leds(scr_stat *scp, int which) 4032 { 4033 int error; 4034 4035 which &= LOCK_MASK; 4036 error = kbdd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 4037 if (error == ENOIOCTL) 4038 error = ENODEV; 4039 return error; 4040 } 4041 4042 int 4043 set_mode(scr_stat *scp) 4044 { 4045 video_info_t info; 4046 4047 /* reject unsupported mode */ 4048 if (vidd_get_info(scp->sc->adp, scp->mode, &info)) 4049 return 1; 4050 4051 /* if this vty is not currently showing, do nothing */ 4052 if (scp != scp->sc->cur_scp) 4053 return 0; 4054 4055 /* setup video hardware for the given mode */ 4056 vidd_set_mode(scp->sc->adp, scp->mode); 4057 scp->rndr->init(scp); 4058 #ifndef __sparc64__ 4059 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 4060 (void *)scp->sc->adp->va_window, FALSE); 4061 #endif 4062 4063 update_font(scp); 4064 4065 sc_set_border(scp, scp->border); 4066 sc_set_cursor_image(scp); 4067 4068 return 0; 4069 } 4070 4071 void 4072 sc_set_border(scr_stat *scp, int color) 4073 { 4074 SC_VIDEO_LOCK(scp->sc); 4075 (*scp->rndr->draw_border)(scp, color); 4076 SC_VIDEO_UNLOCK(scp->sc); 4077 } 4078 4079 #ifndef SC_NO_FONT_LOADING 4080 void 4081 sc_load_font(scr_stat *scp, int page, int size, int width, u_char *buf, 4082 int base, int count) 4083 { 4084 sc_softc_t *sc; 4085 4086 sc = scp->sc; 4087 sc->font_loading_in_progress = TRUE; 4088 vidd_load_font(sc->adp, page, size, width, buf, base, count); 4089 sc->font_loading_in_progress = FALSE; 4090 } 4091 4092 void 4093 sc_save_font(scr_stat *scp, int page, int size, int width, u_char *buf, 4094 int base, int count) 4095 { 4096 sc_softc_t *sc; 4097 4098 sc = scp->sc; 4099 sc->font_loading_in_progress = TRUE; 4100 vidd_save_font(sc->adp, page, size, width, buf, base, count); 4101 sc->font_loading_in_progress = FALSE; 4102 } 4103 4104 void 4105 sc_show_font(scr_stat *scp, int page) 4106 { 4107 vidd_show_font(scp->sc->adp, page); 4108 } 4109 #endif /* !SC_NO_FONT_LOADING */ 4110 4111 void 4112 sc_paste(scr_stat *scp, const u_char *p, int count) 4113 { 4114 struct tty *tp; 4115 u_char *rmap; 4116 4117 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 4118 if (!tty_opened_ns(tp)) 4119 return; 4120 rmap = scp->sc->scr_rmap; 4121 for (; count > 0; --count) 4122 ttydisc_rint(tp, rmap[*p++], 0); 4123 ttydisc_rint_done(tp); 4124 } 4125 4126 void 4127 sc_respond(scr_stat *scp, const u_char *p, int count, int wakeup) 4128 { 4129 struct tty *tp; 4130 4131 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 4132 if (!tty_opened_ns(tp)) 4133 return; 4134 ttydisc_rint_simple(tp, p, count); 4135 if (wakeup) { 4136 /* XXX: we can't always call ttydisc_rint_done() here! */ 4137 ttydisc_rint_done(tp); 4138 } 4139 } 4140 4141 void 4142 sc_bell(scr_stat *scp, int pitch, int duration) 4143 { 4144 if (cold || kdb_active || shutdown_in_progress || !enable_bell) 4145 return; 4146 4147 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 4148 return; 4149 4150 if (scp->sc->flags & SC_VISUAL_BELL) { 4151 if (scp->sc->blink_in_progress) 4152 return; 4153 scp->sc->blink_in_progress = 3; 4154 if (scp != scp->sc->cur_scp) 4155 scp->sc->blink_in_progress += 2; 4156 blink_screen(scp->sc->cur_scp); 4157 } else if (duration != 0 && pitch != 0) { 4158 if (scp != scp->sc->cur_scp) 4159 pitch *= 2; 4160 sysbeep(1193182 / pitch, duration); 4161 } 4162 } 4163 4164 static int 4165 sc_kattr(void) 4166 { 4167 if (sc_console == NULL) 4168 return (SC_KERNEL_CONS_ATTR); /* for very early, before pcpu */ 4169 return (sc_kattrtab[PCPU_GET(cpuid) % nitems(sc_kattrtab)]); 4170 } 4171 4172 static void 4173 blink_screen(void *arg) 4174 { 4175 scr_stat *scp = arg; 4176 struct tty *tp; 4177 4178 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 4179 scp->sc->blink_in_progress = 0; 4180 mark_all(scp); 4181 tp = SC_DEV(scp->sc, scp->index); 4182 if (tty_opened_ns(tp)) 4183 sctty_outwakeup(tp); 4184 if (scp->sc->delayed_next_scr) 4185 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 4186 } 4187 else { 4188 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 4189 scp->sc->blink_in_progress & 1); 4190 scp->sc->blink_in_progress--; 4191 callout_reset_sbt(&scp->sc->cblink, SBT_1S / 15, 0, 4192 blink_screen, scp, C_PREL(0)); 4193 } 4194 } 4195 4196 /* 4197 * Until sc_attach_unit() gets called no dev structures will be available 4198 * to store the per-screen current status. This is the case when the 4199 * kernel is initially booting and needs access to its console. During 4200 * this early phase of booting the console's current status is kept in 4201 * one statically defined scr_stat structure, and any pointers to the 4202 * dev structures will be NULL. 4203 */ 4204 4205 static scr_stat * 4206 sc_get_stat(struct tty *tp) 4207 { 4208 if (tp == NULL) 4209 return (&main_console); 4210 return (SC_STAT(tp)); 4211 } 4212 4213 /* 4214 * Allocate active keyboard. Try to allocate "kbdmux" keyboard first, and, 4215 * if found, add all non-busy keyboards to "kbdmux". Otherwise look for 4216 * any keyboard. 4217 */ 4218 4219 static int 4220 sc_allocate_keyboard(sc_softc_t *sc, int unit) 4221 { 4222 int idx0, idx; 4223 keyboard_t *k0, *k; 4224 keyboard_info_t ki; 4225 4226 idx0 = kbd_allocate("kbdmux", -1, (void *)&sc->keyboard, sckbdevent, sc); 4227 if (idx0 != -1) { 4228 k0 = kbd_get_keyboard(idx0); 4229 4230 for (idx = kbd_find_keyboard2("*", -1, 0); 4231 idx != -1; 4232 idx = kbd_find_keyboard2("*", -1, idx + 1)) { 4233 k = kbd_get_keyboard(idx); 4234 4235 if (idx == idx0 || KBD_IS_BUSY(k)) 4236 continue; 4237 4238 bzero(&ki, sizeof(ki)); 4239 strcpy(ki.kb_name, k->kb_name); 4240 ki.kb_unit = k->kb_unit; 4241 4242 (void)kbdd_ioctl(k0, KBADDKBD, (caddr_t) &ki); 4243 } 4244 } else 4245 idx0 = kbd_allocate("*", unit, (void *)&sc->keyboard, sckbdevent, sc); 4246 4247 return (idx0); 4248 } 4249