1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 1992-1998 Søren Schmidt 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The DragonFly Project 8 * by Sascha Wildner <saw@online.de> 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer, 15 * without modification, immediately at the beginning of the file. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. The name of the author may not be used to endorse or promote products 20 * derived from this software without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 #include <sys/cdefs.h> 35 __FBSDID("$FreeBSD$"); 36 37 #include "opt_syscons.h" 38 #include "opt_splash.h" 39 #include "opt_ddb.h" 40 41 #include <sys/param.h> 42 #include <sys/systm.h> 43 #include <sys/bus.h> 44 #include <sys/conf.h> 45 #include <sys/cons.h> 46 #include <sys/consio.h> 47 #include <sys/kdb.h> 48 #include <sys/eventhandler.h> 49 #include <sys/fbio.h> 50 #include <sys/kbio.h> 51 #include <sys/kernel.h> 52 #include <sys/lock.h> 53 #include <sys/malloc.h> 54 #include <sys/mutex.h> 55 #include <sys/pcpu.h> 56 #include <sys/priv.h> 57 #include <sys/proc.h> 58 #include <sys/random.h> 59 #include <sys/reboot.h> 60 #include <sys/serial.h> 61 #include <sys/signalvar.h> 62 #include <sys/smp.h> 63 #include <sys/sysctl.h> 64 #include <sys/tty.h> 65 #include <sys/power.h> 66 67 #include <machine/clock.h> 68 #if defined(__arm__) || defined(__mips__) || \ 69 defined(__powerpc__) || defined(__sparc64__) 70 #include <machine/sc_machdep.h> 71 #else 72 #include <machine/pc/display.h> 73 #endif 74 #if defined( __i386__) || defined(__amd64__) 75 #include <machine/psl.h> 76 #include <machine/frame.h> 77 #endif 78 #include <machine/stdarg.h> 79 80 #if defined(__amd64__) || defined(__i386__) 81 #include <machine/vmparam.h> 82 83 #include <vm/vm.h> 84 #include <vm/pmap.h> 85 #endif 86 87 #include <dev/kbd/kbdreg.h> 88 #include <dev/fb/fbreg.h> 89 #include <dev/fb/splashreg.h> 90 #include <dev/syscons/syscons.h> 91 92 #define COLD 0 93 #define WARM 1 94 95 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 96 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 97 98 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 99 100 /* NULL-safe version of "tty_opened()" */ 101 #define tty_opened_ns(tp) ((tp) != NULL && tty_opened(tp)) 102 103 static u_char sc_kattrtab[MAXCPU]; 104 105 static int sc_console_unit = -1; 106 static int sc_saver_keyb_only = 1; 107 static scr_stat *sc_console; 108 static struct consdev *sc_consptr; 109 static void *sc_kts[MAXCPU]; 110 static struct sc_term_sw *sc_ktsw; 111 static scr_stat main_console; 112 static struct tty *main_devs[MAXCONS]; 113 114 static char init_done = COLD; 115 static int shutdown_in_progress = FALSE; 116 static int suspend_in_progress = FALSE; 117 static char sc_malloc = FALSE; 118 119 static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 120 static int run_scrn_saver = FALSE; /* should run the saver? */ 121 static int enable_bell = TRUE; /* enable beeper */ 122 123 #ifndef SC_DISABLE_REBOOT 124 static int enable_reboot = TRUE; /* enable keyboard reboot */ 125 #endif 126 127 #ifndef SC_DISABLE_KDBKEY 128 static int enable_kdbkey = TRUE; /* enable keyboard debug */ 129 #endif 130 131 static long scrn_blank_time = 0; /* screen saver timeout value */ 132 #ifdef DEV_SPLASH 133 static int scrn_blanked; /* # of blanked screen */ 134 static int sticky_splash = FALSE; 135 136 static void none_saver(sc_softc_t *sc, int blank) { } 137 static void (*current_saver)(sc_softc_t *, int) = none_saver; 138 #endif 139 140 #ifdef SC_NO_SUSPEND_VTYSWITCH 141 static int sc_no_suspend_vtswitch = 1; 142 #else 143 static int sc_no_suspend_vtswitch = 0; 144 #endif 145 static int sc_susp_scr; 146 147 static SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 148 static SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 149 SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 150 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 151 SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 152 0, "enable bell"); 153 #ifndef SC_DISABLE_REBOOT 154 SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_reboot, CTLFLAG_RW|CTLFLAG_SECURE, &enable_reboot, 155 0, "enable keyboard reboot"); 156 #endif 157 #ifndef SC_DISABLE_KDBKEY 158 SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_debug, CTLFLAG_RW|CTLFLAG_SECURE, &enable_kdbkey, 159 0, "enable keyboard debug"); 160 #endif 161 SYSCTL_INT(_hw_syscons, OID_AUTO, sc_no_suspend_vtswitch, CTLFLAG_RWTUN, 162 &sc_no_suspend_vtswitch, 0, "Disable VT switch before suspend."); 163 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 164 #include "font.h" 165 #endif 166 167 tsw_ioctl_t *sc_user_ioctl; 168 169 static bios_values_t bios_value; 170 171 static int enable_panic_key; 172 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 173 0, "Enable panic via keypress specified in kbdmap(5)"); 174 175 #define SC_CONSOLECTL 255 176 177 #define VTY_WCHAN(sc, vty) (&SC_DEV(sc, vty)) 178 179 /* prototypes */ 180 static int sc_allocate_keyboard(sc_softc_t *sc, int unit); 181 static int scvidprobe(int unit, int flags, int cons); 182 static int sckbdprobe(int unit, int flags, int cons); 183 static void scmeminit(void *arg); 184 static int scdevtounit(struct tty *tp); 185 static kbd_callback_func_t sckbdevent; 186 static void scinit(int unit, int flags); 187 static scr_stat *sc_get_stat(struct tty *tp); 188 static void scterm(int unit, int flags); 189 static void scshutdown(void *, int); 190 static void scsuspend(void *); 191 static void scresume(void *); 192 static u_int scgetc(sc_softc_t *sc, u_int flags, struct sc_cnstate *sp); 193 static void sc_puts(scr_stat *scp, u_char *buf, int len); 194 #define SCGETC_CN 1 195 #define SCGETC_NONBLOCK 2 196 static void sccnupdate(scr_stat *scp); 197 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 198 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 199 static timeout_t scrn_timer; 200 static int and_region(int *s1, int *e1, int s2, int e2); 201 static void scrn_update(scr_stat *scp, int show_cursor); 202 203 #ifdef DEV_SPLASH 204 static int scsplash_callback(int event, void *arg); 205 static void scsplash_saver(sc_softc_t *sc, int show); 206 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 207 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 208 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 209 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 210 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 211 static int wait_scrn_saver_stop(sc_softc_t *sc); 212 #define scsplash_stick(stick) (sticky_splash = (stick)) 213 #else /* !DEV_SPLASH */ 214 #define scsplash_stick(stick) 215 #endif /* DEV_SPLASH */ 216 217 static int do_switch_scr(sc_softc_t *sc, int s); 218 static int vt_proc_alive(scr_stat *scp); 219 static int signal_vt_rel(scr_stat *scp); 220 static int signal_vt_acq(scr_stat *scp); 221 static int finish_vt_rel(scr_stat *scp, int release, int *s); 222 static int finish_vt_acq(scr_stat *scp); 223 static void exchange_scr(sc_softc_t *sc); 224 static void update_cursor_image(scr_stat *scp); 225 static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 226 static void update_font(scr_stat *); 227 static int save_kbd_state(scr_stat *scp); 228 static int update_kbd_state(scr_stat *scp, int state, int mask); 229 static int update_kbd_leds(scr_stat *scp, int which); 230 static int sc_kattr(void); 231 static timeout_t blink_screen; 232 static struct tty *sc_alloc_tty(int, int); 233 234 static cn_probe_t sc_cnprobe; 235 static cn_init_t sc_cninit; 236 static cn_term_t sc_cnterm; 237 static cn_getc_t sc_cngetc; 238 static cn_putc_t sc_cnputc; 239 static cn_grab_t sc_cngrab; 240 static cn_ungrab_t sc_cnungrab; 241 242 CONSOLE_DRIVER(sc); 243 244 static tsw_open_t sctty_open; 245 static tsw_close_t sctty_close; 246 static tsw_outwakeup_t sctty_outwakeup; 247 static tsw_ioctl_t sctty_ioctl; 248 static tsw_mmap_t sctty_mmap; 249 250 static struct ttydevsw sc_ttydevsw = { 251 .tsw_open = sctty_open, 252 .tsw_close = sctty_close, 253 .tsw_outwakeup = sctty_outwakeup, 254 .tsw_ioctl = sctty_ioctl, 255 .tsw_mmap = sctty_mmap, 256 }; 257 258 static d_ioctl_t consolectl_ioctl; 259 static d_close_t consolectl_close; 260 261 static struct cdevsw consolectl_devsw = { 262 .d_version = D_VERSION, 263 .d_flags = D_NEEDGIANT | D_TRACKCLOSE, 264 .d_ioctl = consolectl_ioctl, 265 .d_close = consolectl_close, 266 .d_name = "consolectl", 267 }; 268 269 /* ec -- emergency console. */ 270 271 static u_int ec_scroffset; 272 273 static void 274 ec_putc(int c) 275 { 276 uintptr_t fb; 277 u_short *scrptr; 278 u_int ind; 279 int attr, column, mysize, width, xsize, yborder, ysize; 280 281 if (c < 0 || c > 0xff || c == '\a') 282 return; 283 if (sc_console == NULL) { 284 #if !defined(__amd64__) && !defined(__i386__) 285 return; 286 #else 287 /* 288 * This is enough for ec_putc() to work very early on x86 289 * if the kernel starts in normal color text mode. 290 */ 291 fb = KERNBASE + 0xb8000; 292 xsize = 80; 293 ysize = 25; 294 #endif 295 } else { 296 if (!ISTEXTSC(&main_console)) 297 return; 298 fb = main_console.sc->adp->va_window; 299 xsize = main_console.xsize; 300 ysize = main_console.ysize; 301 } 302 yborder = ysize / 5; 303 scrptr = (u_short *)(void *)fb + xsize * yborder; 304 mysize = xsize * (ysize - 2 * yborder); 305 do { 306 ind = ec_scroffset; 307 column = ind % xsize; 308 width = (c == '\b' ? -1 : c == '\t' ? (column + 8) & ~7 : 309 c == '\r' ? -column : c == '\n' ? xsize - column : 1); 310 if (width == 0 || (width < 0 && ind < -width)) 311 return; 312 } while (atomic_cmpset_rel_int(&ec_scroffset, ind, ind + width) == 0); 313 if (c == '\b' || c == '\r') 314 return; 315 if (c == '\n') 316 ind += xsize; /* XXX clearing from new pos is not atomic */ 317 318 attr = sc_kattr(); 319 if (c == '\t' || c == '\n') 320 c = ' '; 321 do 322 scrptr[ind++ % mysize] = (attr << 8) | c; 323 while (--width != 0); 324 } 325 326 int 327 sc_probe_unit(int unit, int flags) 328 { 329 if (!vty_enabled(VTY_SC)) 330 return ENXIO; 331 if (!scvidprobe(unit, flags, FALSE)) { 332 if (bootverbose) 333 printf("%s%d: no video adapter found.\n", SC_DRIVER_NAME, unit); 334 return ENXIO; 335 } 336 337 /* syscons will be attached even when there is no keyboard */ 338 sckbdprobe(unit, flags, FALSE); 339 340 return 0; 341 } 342 343 /* probe video adapters, return TRUE if found */ 344 static int 345 scvidprobe(int unit, int flags, int cons) 346 { 347 /* 348 * Access the video adapter driver through the back door! 349 * Video adapter drivers need to be configured before syscons. 350 * However, when syscons is being probed as the low-level console, 351 * they have not been initialized yet. We force them to initialize 352 * themselves here. XXX 353 */ 354 vid_configure(cons ? VIO_PROBE_ONLY : 0); 355 356 return (vid_find_adapter("*", unit) >= 0); 357 } 358 359 /* probe the keyboard, return TRUE if found */ 360 static int 361 sckbdprobe(int unit, int flags, int cons) 362 { 363 /* access the keyboard driver through the backdoor! */ 364 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 365 366 return (kbd_find_keyboard("*", unit) >= 0); 367 } 368 369 static char 370 *adapter_name(video_adapter_t *adp) 371 { 372 static struct { 373 int type; 374 char *name[2]; 375 } names[] = { 376 { KD_MONO, { "MDA", "MDA" } }, 377 { KD_HERCULES, { "Hercules", "Hercules" } }, 378 { KD_CGA, { "CGA", "CGA" } }, 379 { KD_EGA, { "EGA", "EGA (mono)" } }, 380 { KD_VGA, { "VGA", "VGA (mono)" } }, 381 { KD_TGA, { "TGA", "TGA" } }, 382 { -1, { "Unknown", "Unknown" } }, 383 }; 384 int i; 385 386 for (i = 0; names[i].type != -1; ++i) 387 if (names[i].type == adp->va_type) 388 break; 389 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 390 } 391 392 static void 393 sctty_outwakeup(struct tty *tp) 394 { 395 size_t len; 396 u_char buf[PCBURST]; 397 scr_stat *scp = sc_get_stat(tp); 398 399 if (scp->status & SLKED || 400 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 401 return; 402 403 for (;;) { 404 len = ttydisc_getc(tp, buf, sizeof buf); 405 if (len == 0) 406 break; 407 SC_VIDEO_LOCK(scp->sc); 408 sc_puts(scp, buf, len); 409 SC_VIDEO_UNLOCK(scp->sc); 410 } 411 } 412 413 static struct tty * 414 sc_alloc_tty(int index, int devnum) 415 { 416 struct sc_ttysoftc *stc; 417 struct tty *tp; 418 419 /* Allocate TTY object and softc to store unit number. */ 420 stc = malloc(sizeof(struct sc_ttysoftc), M_DEVBUF, M_WAITOK); 421 stc->st_index = index; 422 stc->st_stat = NULL; 423 tp = tty_alloc_mutex(&sc_ttydevsw, stc, &Giant); 424 425 /* Create device node. */ 426 tty_makedev(tp, NULL, "v%r", devnum); 427 428 return (tp); 429 } 430 431 #ifdef SC_PIXEL_MODE 432 static void 433 sc_set_vesa_mode(scr_stat *scp, sc_softc_t *sc, int unit) 434 { 435 video_info_t info; 436 u_char *font; 437 int depth; 438 int fontsize; 439 int i; 440 int vmode; 441 442 vmode = 0; 443 (void)resource_int_value("sc", unit, "vesa_mode", &vmode); 444 if (vmode < M_VESA_BASE || vmode > M_VESA_MODE_MAX || 445 vidd_get_info(sc->adp, vmode, &info) != 0 || 446 !sc_support_pixel_mode(&info)) 447 vmode = 0; 448 449 /* 450 * If the mode is unset or unsupported, search for an available 451 * 800x600 graphics mode with the highest color depth. 452 */ 453 if (vmode == 0) { 454 for (depth = 0, i = M_VESA_BASE; i <= M_VESA_MODE_MAX; i++) 455 if (vidd_get_info(sc->adp, i, &info) == 0 && 456 info.vi_width == 800 && info.vi_height == 600 && 457 sc_support_pixel_mode(&info) && 458 info.vi_depth > depth) { 459 vmode = i; 460 depth = info.vi_depth; 461 } 462 if (vmode == 0) 463 return; 464 vidd_get_info(sc->adp, vmode, &info); 465 } 466 467 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 468 fontsize = info.vi_cheight; 469 #else 470 fontsize = scp->font_size; 471 #endif 472 if (fontsize < 14) 473 fontsize = 8; 474 else if (fontsize >= 16) 475 fontsize = 16; 476 else 477 fontsize = 14; 478 #ifndef SC_NO_FONT_LOADING 479 switch (fontsize) { 480 case 8: 481 if ((sc->fonts_loaded & FONT_8) == 0) 482 return; 483 font = sc->font_8; 484 break; 485 case 14: 486 if ((sc->fonts_loaded & FONT_14) == 0) 487 return; 488 font = sc->font_14; 489 break; 490 case 16: 491 if ((sc->fonts_loaded & FONT_16) == 0) 492 return; 493 font = sc->font_16; 494 break; 495 } 496 #else 497 font = NULL; 498 #endif 499 #ifdef DEV_SPLASH 500 if ((sc->flags & SC_SPLASH_SCRN) != 0) 501 splash_term(sc->adp); 502 #endif 503 #ifndef SC_NO_HISTORY 504 if (scp->history != NULL) { 505 sc_vtb_append(&scp->vtb, 0, scp->history, 506 scp->ypos * scp->xsize + scp->xpos); 507 scp->history_pos = sc_vtb_tail(scp->history); 508 } 509 #endif 510 vidd_set_mode(sc->adp, vmode); 511 scp->status |= (UNKNOWN_MODE | PIXEL_MODE | MOUSE_HIDDEN); 512 scp->status &= ~(GRAPHICS_MODE | MOUSE_VISIBLE); 513 scp->xpixel = info.vi_width; 514 scp->ypixel = info.vi_height; 515 scp->xsize = scp->xpixel / 8; 516 scp->ysize = scp->ypixel / fontsize; 517 scp->xpos = 0; 518 scp->ypos = scp->ysize - 1; 519 scp->xoff = scp->yoff = 0; 520 scp->font = font; 521 scp->font_size = fontsize; 522 scp->font_width = 8; 523 scp->start = scp->xsize * scp->ysize - 1; 524 scp->end = 0; 525 scp->cursor_pos = scp->cursor_oldpos = scp->xsize * scp->xsize; 526 scp->mode = sc->initial_mode = vmode; 527 #ifndef __sparc64__ 528 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 529 (void *)sc->adp->va_window, FALSE); 530 #endif 531 sc_alloc_scr_buffer(scp, FALSE, FALSE); 532 sc_init_emulator(scp, NULL); 533 #ifndef SC_NO_CUTPASTE 534 sc_alloc_cut_buffer(scp, FALSE); 535 #endif 536 #ifndef SC_NO_HISTORY 537 sc_alloc_history_buffer(scp, 0, 0, FALSE); 538 #endif 539 sc_set_border(scp, scp->border); 540 sc_set_cursor_image(scp); 541 scp->status &= ~UNKNOWN_MODE; 542 #ifdef DEV_SPLASH 543 if ((sc->flags & SC_SPLASH_SCRN) != 0) 544 splash_init(sc->adp, scsplash_callback, sc); 545 #endif 546 } 547 #endif 548 549 int 550 sc_attach_unit(int unit, int flags) 551 { 552 sc_softc_t *sc; 553 scr_stat *scp; 554 struct cdev *dev; 555 void *oldts, *ts; 556 int i, vc; 557 558 if (!vty_enabled(VTY_SC)) 559 return ENXIO; 560 561 flags &= ~SC_KERNEL_CONSOLE; 562 563 if (sc_console_unit == unit) { 564 /* 565 * If this unit is being used as the system console, we need to 566 * adjust some variables and buffers before and after scinit(). 567 */ 568 /* assert(sc_console != NULL) */ 569 flags |= SC_KERNEL_CONSOLE; 570 scmeminit(NULL); 571 572 scinit(unit, flags); 573 574 if (sc_console->tsw->te_size > 0) { 575 sc_ktsw = sc_console->tsw; 576 /* assert(sc_console->ts != NULL); */ 577 oldts = sc_console->ts; 578 for (i = 0; i <= mp_maxid; i++) { 579 ts = malloc(sc_console->tsw->te_size, M_DEVBUF, 580 M_WAITOK | M_ZERO); 581 (*sc_console->tsw->te_init)(sc_console, &ts, SC_TE_COLD_INIT); 582 sc_console->ts = ts; 583 (*sc_console->tsw->te_default_attr)(sc_console, sc_kattrtab[i], 584 SC_KERNEL_CONS_REV_ATTR); 585 sc_kts[i] = ts; 586 } 587 sc_console->ts = oldts; 588 (*sc_console->tsw->te_default_attr)(sc_console, SC_NORM_ATTR, 589 SC_NORM_REV_ATTR); 590 } 591 } else { 592 scinit(unit, flags); 593 } 594 595 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 596 sc->config = flags; 597 callout_init(&sc->ctimeout, 0); 598 callout_init(&sc->cblink, 0); 599 scp = sc_get_stat(sc->dev[0]); 600 if (sc_console == NULL) /* sc_console_unit < 0 */ 601 sc_console = scp; 602 603 #ifdef SC_PIXEL_MODE 604 if ((sc->config & SC_VESAMODE) != 0) 605 sc_set_vesa_mode(scp, sc, unit); 606 #endif /* SC_PIXEL_MODE */ 607 608 /* initialize cursor */ 609 if (!ISGRAPHSC(scp)) 610 update_cursor_image(scp); 611 612 /* get screen update going */ 613 scrn_timer(sc); 614 615 /* set up the keyboard */ 616 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 617 update_kbd_state(scp, scp->status, LOCK_MASK); 618 619 printf("%s%d: %s <%d virtual consoles, flags=0x%x>\n", 620 SC_DRIVER_NAME, unit, adapter_name(sc->adp), sc->vtys, sc->config); 621 if (bootverbose) { 622 printf("%s%d:", SC_DRIVER_NAME, unit); 623 if (sc->adapter >= 0) 624 printf(" fb%d", sc->adapter); 625 if (sc->keyboard >= 0) 626 printf(", kbd%d", sc->keyboard); 627 if (scp->tsw) 628 printf(", terminal emulator: %s (%s)", 629 scp->tsw->te_name, scp->tsw->te_desc); 630 printf("\n"); 631 } 632 633 /* Register suspend/resume/shutdown callbacks for the kernel console. */ 634 if (sc_console_unit == unit) { 635 EVENTHANDLER_REGISTER(power_suspend_early, scsuspend, NULL, 636 EVENTHANDLER_PRI_ANY); 637 EVENTHANDLER_REGISTER(power_resume, scresume, NULL, 638 EVENTHANDLER_PRI_ANY); 639 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, NULL, 640 SHUTDOWN_PRI_DEFAULT); 641 } 642 643 for (vc = 0; vc < sc->vtys; vc++) { 644 if (sc->dev[vc] == NULL) { 645 sc->dev[vc] = sc_alloc_tty(vc, vc + unit * MAXCONS); 646 if (vc == 0 && sc->dev == main_devs) 647 SC_STAT(sc->dev[0]) = &main_console; 648 } 649 /* 650 * The first vty already has struct tty and scr_stat initialized 651 * in scinit(). The other vtys will have these structs when 652 * first opened. 653 */ 654 } 655 656 dev = make_dev(&consolectl_devsw, 0, UID_ROOT, GID_WHEEL, 0600, 657 "consolectl"); 658 dev->si_drv1 = sc->dev[0]; 659 660 return 0; 661 } 662 663 static void 664 scmeminit(void *arg) 665 { 666 if (!vty_enabled(VTY_SC)) 667 return; 668 if (sc_malloc) 669 return; 670 sc_malloc = TRUE; 671 672 /* 673 * As soon as malloc() becomes functional, we had better allocate 674 * various buffers for the kernel console. 675 */ 676 677 if (sc_console_unit < 0) /* sc_console == NULL */ 678 return; 679 680 /* copy the temporary buffer to the final buffer */ 681 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 682 683 #ifndef SC_NO_CUTPASTE 684 sc_alloc_cut_buffer(sc_console, FALSE); 685 #endif 686 687 #ifndef SC_NO_HISTORY 688 /* initialize history buffer & pointers */ 689 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 690 #endif 691 } 692 693 /* XXX */ 694 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 695 696 static int 697 scdevtounit(struct tty *tp) 698 { 699 int vty = SC_VTY(tp); 700 701 if (vty == SC_CONSOLECTL) 702 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 703 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 704 return -1; 705 else 706 return vty/MAXCONS; 707 } 708 709 static int 710 sctty_open(struct tty *tp) 711 { 712 int unit = scdevtounit(tp); 713 sc_softc_t *sc; 714 scr_stat *scp; 715 #ifndef __sparc64__ 716 keyarg_t key; 717 #endif 718 719 DPRINTF(5, ("scopen: dev:%s, unit:%d, vty:%d\n", 720 devtoname(tp->t_dev), unit, SC_VTY(tp))); 721 722 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 723 if (sc == NULL) 724 return ENXIO; 725 726 if (!tty_opened(tp)) { 727 /* Use the current setting of the <-- key as default VERASE. */ 728 /* If the Delete key is preferable, an stty is necessary */ 729 #ifndef __sparc64__ 730 if (sc->kbd != NULL) { 731 key.keynum = KEYCODE_BS; 732 (void)kbdd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 733 tp->t_termios.c_cc[VERASE] = key.key.map[0]; 734 } 735 #endif 736 } 737 738 scp = sc_get_stat(tp); 739 if (scp == NULL) { 740 scp = SC_STAT(tp) = alloc_scp(sc, SC_VTY(tp)); 741 if (ISGRAPHSC(scp)) 742 sc_set_pixel_mode(scp, NULL, 0, 0, 16, 8); 743 } 744 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 745 tp->t_winsize.ws_col = scp->xsize; 746 tp->t_winsize.ws_row = scp->ysize; 747 } 748 749 return (0); 750 } 751 752 static void 753 sctty_close(struct tty *tp) 754 { 755 scr_stat *scp; 756 int s; 757 758 if (SC_VTY(tp) != SC_CONSOLECTL) { 759 scp = sc_get_stat(tp); 760 /* were we in the middle of the VT switching process? */ 761 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 762 s = spltty(); 763 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 764 cnavailable(sc_consptr, TRUE); 765 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 766 DPRINTF(5, ("reset WAIT_REL, ")); 767 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 768 DPRINTF(5, ("reset WAIT_ACQ, ")); 769 #ifdef not_yet_done 770 if (scp == &main_console) { 771 scp->pid = 0; 772 scp->proc = NULL; 773 scp->smode.mode = VT_AUTO; 774 } 775 else { 776 sc_vtb_destroy(&scp->vtb); 777 #ifndef __sparc64__ 778 sc_vtb_destroy(&scp->scr); 779 #endif 780 sc_free_history_buffer(scp, scp->ysize); 781 SC_STAT(tp) = NULL; 782 free(scp, M_DEVBUF); 783 } 784 #else 785 scp->pid = 0; 786 scp->proc = NULL; 787 scp->smode.mode = VT_AUTO; 788 #endif 789 scp->kbd_mode = K_XLATE; 790 if (scp == scp->sc->cur_scp) 791 (void)kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 792 DPRINTF(5, ("done.\n")); 793 } 794 } 795 796 #if 0 /* XXX mpsafetty: fix screensaver. What about outwakeup? */ 797 static int 798 scread(struct cdev *dev, struct uio *uio, int flag) 799 { 800 if (!sc_saver_keyb_only) 801 sc_touch_scrn_saver(); 802 return ttyread(dev, uio, flag); 803 } 804 #endif 805 806 static int 807 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 808 { 809 sc_softc_t *sc; 810 struct tty *cur_tty; 811 int c, error = 0; 812 size_t len; 813 const u_char *cp; 814 815 sc = (sc_softc_t *)arg; 816 /* assert(thiskbd == sc->kbd) */ 817 818 mtx_lock(&Giant); 819 820 switch (event) { 821 case KBDIO_KEYINPUT: 822 break; 823 case KBDIO_UNLOADING: 824 sc->kbd = NULL; 825 sc->keyboard = -1; 826 kbd_release(thiskbd, (void *)&sc->keyboard); 827 goto done; 828 default: 829 error = EINVAL; 830 goto done; 831 } 832 833 /* 834 * Loop while there is still input to get from the keyboard. 835 * I don't think this is nessesary, and it doesn't fix 836 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 837 */ 838 while ((c = scgetc(sc, SCGETC_NONBLOCK, NULL)) != NOKEY) { 839 840 cur_tty = SC_DEV(sc, sc->cur_scp->index); 841 if (!tty_opened_ns(cur_tty)) 842 continue; 843 844 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 845 continue; 846 847 switch (KEYFLAGS(c)) { 848 case 0x0000: /* normal key */ 849 ttydisc_rint(cur_tty, KEYCHAR(c), 0); 850 break; 851 case FKEY: /* function key, return string */ 852 cp = (*sc->cur_scp->tsw->te_fkeystr)(sc->cur_scp, c); 853 if (cp != NULL) { 854 ttydisc_rint_simple(cur_tty, cp, strlen(cp)); 855 break; 856 } 857 cp = kbdd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 858 if (cp != NULL) 859 ttydisc_rint_simple(cur_tty, cp, len); 860 break; 861 case MKEY: /* meta is active, prepend ESC */ 862 ttydisc_rint(cur_tty, 0x1b, 0); 863 ttydisc_rint(cur_tty, KEYCHAR(c), 0); 864 break; 865 case BKEY: /* backtab fixed sequence (esc [ Z) */ 866 ttydisc_rint_simple(cur_tty, "\x1B[Z", 3); 867 break; 868 } 869 870 ttydisc_rint_done(cur_tty); 871 } 872 873 sc->cur_scp->status |= MOUSE_HIDDEN; 874 875 done: 876 mtx_unlock(&Giant); 877 return (error); 878 } 879 880 static int 881 sctty_ioctl(struct tty *tp, u_long cmd, caddr_t data, struct thread *td) 882 { 883 int error; 884 int i; 885 struct cursor_attr *cap; 886 sc_softc_t *sc; 887 scr_stat *scp; 888 int s; 889 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 890 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 891 int ival; 892 #endif 893 894 /* If there is a user_ioctl function call that first */ 895 if (sc_user_ioctl) { 896 error = (*sc_user_ioctl)(tp, cmd, data, td); 897 if (error != ENOIOCTL) 898 return error; 899 } 900 901 error = sc_vid_ioctl(tp, cmd, data, td); 902 if (error != ENOIOCTL) 903 return error; 904 905 #ifndef SC_NO_HISTORY 906 error = sc_hist_ioctl(tp, cmd, data, td); 907 if (error != ENOIOCTL) 908 return error; 909 #endif 910 911 #ifndef SC_NO_SYSMOUSE 912 error = sc_mouse_ioctl(tp, cmd, data, td); 913 if (error != ENOIOCTL) 914 return error; 915 #endif 916 917 scp = sc_get_stat(tp); 918 /* assert(scp != NULL) */ 919 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 920 sc = scp->sc; 921 922 if (scp->tsw) { 923 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, td); 924 if (error != ENOIOCTL) 925 return error; 926 } 927 928 switch (cmd) { /* process console hardware related ioctl's */ 929 930 case GIO_ATTR: /* get current attributes */ 931 /* this ioctl is not processed here, but in the terminal emulator */ 932 return ENOTTY; 933 934 case GIO_COLOR: /* is this a color console ? */ 935 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 936 return 0; 937 938 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 939 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 940 return EINVAL; 941 s = spltty(); 942 scrn_blank_time = *(int *)data; 943 run_scrn_saver = (scrn_blank_time != 0); 944 splx(s); 945 return 0; 946 947 case CONS_CURSORTYPE: /* set cursor type (old interface + HIDDEN) */ 948 s = spltty(); 949 *(int *)data &= CONS_CURSOR_ATTRS; 950 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 951 splx(s); 952 return 0; 953 954 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 955 switch (((int *)data)[0] & (CONS_DEFAULT_CURSOR | CONS_LOCAL_CURSOR)) { 956 case 0: 957 cap = &sc->curs_attr; 958 break; 959 case CONS_LOCAL_CURSOR: 960 cap = &scp->base_curs_attr; 961 break; 962 case CONS_DEFAULT_CURSOR: 963 cap = &sc->dflt_curs_attr; 964 break; 965 case CONS_DEFAULT_CURSOR | CONS_LOCAL_CURSOR: 966 cap = &scp->dflt_curs_attr; 967 break; 968 } 969 if (((int *)data)[0] & CONS_CHARCURSOR_COLORS) { 970 ((int *)data)[1] = cap->bg[0]; 971 ((int *)data)[2] = cap->bg[1]; 972 } else if (((int *)data)[0] & CONS_MOUSECURSOR_COLORS) { 973 ((int *)data)[1] = cap->mouse_ba; 974 ((int *)data)[2] = cap->mouse_ia; 975 } else { 976 ((int *)data)[1] = cap->base; 977 ((int *)data)[2] = cap->height; 978 } 979 ((int *)data)[0] = cap->flags; 980 return 0; 981 982 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 983 s = spltty(); 984 sc_change_cursor_shape(scp, ((int *)data)[0], 985 ((int *)data)[1], ((int *)data)[2]); 986 splx(s); 987 return 0; 988 989 case CONS_BELLTYPE: /* set bell type sound/visual */ 990 if ((*(int *)data) & CONS_VISUAL_BELL) 991 sc->flags |= SC_VISUAL_BELL; 992 else 993 sc->flags &= ~SC_VISUAL_BELL; 994 if ((*(int *)data) & CONS_QUIET_BELL) 995 sc->flags |= SC_QUIET_BELL; 996 else 997 sc->flags &= ~SC_QUIET_BELL; 998 return 0; 999 1000 case CONS_GETINFO: /* get current (virtual) console info */ 1001 { 1002 vid_info_t *ptr = (vid_info_t*)data; 1003 if (ptr->size == sizeof(struct vid_info)) { 1004 ptr->m_num = sc->cur_scp->index; 1005 ptr->font_size = scp->font_size; 1006 ptr->mv_col = scp->xpos; 1007 ptr->mv_row = scp->ypos; 1008 ptr->mv_csz = scp->xsize; 1009 ptr->mv_rsz = scp->ysize; 1010 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 1011 /* 1012 * The following fields are filled by the terminal emulator. XXX 1013 * 1014 * ptr->mv_norm.fore 1015 * ptr->mv_norm.back 1016 * ptr->mv_rev.fore 1017 * ptr->mv_rev.back 1018 */ 1019 ptr->mv_grfc.fore = 0; /* not supported */ 1020 ptr->mv_grfc.back = 0; /* not supported */ 1021 ptr->mv_ovscan = scp->border; 1022 if (scp == sc->cur_scp) 1023 save_kbd_state(scp); 1024 ptr->mk_keylock = scp->status & LOCK_MASK; 1025 return 0; 1026 } 1027 return EINVAL; 1028 } 1029 1030 case CONS_GETVERS: /* get version number */ 1031 *(int*)data = 0x200; /* version 2.0 */ 1032 return 0; 1033 1034 case CONS_IDLE: /* see if the screen has been idle */ 1035 /* 1036 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 1037 * the user process may have been writing something on the 1038 * screen and syscons is not aware of it. Declare the screen 1039 * is NOT idle if it is in one of these modes. But there is 1040 * an exception to it; if a screen saver is running in the 1041 * graphics mode in the current screen, we should say that the 1042 * screen has been idle. 1043 */ 1044 *(int *)data = (sc->flags & SC_SCRN_IDLE) 1045 && (!ISGRAPHSC(sc->cur_scp) 1046 || (sc->cur_scp->status & SAVER_RUNNING)); 1047 return 0; 1048 1049 case CONS_SAVERMODE: /* set saver mode */ 1050 switch(*(int *)data) { 1051 case CONS_NO_SAVER: 1052 case CONS_USR_SAVER: 1053 /* if a LKM screen saver is running, stop it first. */ 1054 scsplash_stick(FALSE); 1055 saver_mode = *(int *)data; 1056 s = spltty(); 1057 #ifdef DEV_SPLASH 1058 if ((error = wait_scrn_saver_stop(NULL))) { 1059 splx(s); 1060 return error; 1061 } 1062 #endif 1063 run_scrn_saver = TRUE; 1064 if (saver_mode == CONS_USR_SAVER) 1065 scp->status |= SAVER_RUNNING; 1066 else 1067 scp->status &= ~SAVER_RUNNING; 1068 scsplash_stick(TRUE); 1069 splx(s); 1070 break; 1071 case CONS_LKM_SAVER: 1072 s = spltty(); 1073 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 1074 scp->status &= ~SAVER_RUNNING; 1075 saver_mode = *(int *)data; 1076 splx(s); 1077 break; 1078 default: 1079 return EINVAL; 1080 } 1081 return 0; 1082 1083 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 1084 /* 1085 * Note that this ioctl does not guarantee the screen saver 1086 * actually starts or stops. It merely attempts to do so... 1087 */ 1088 s = spltty(); 1089 run_scrn_saver = (*(int *)data != 0); 1090 if (run_scrn_saver) 1091 sc->scrn_time_stamp -= scrn_blank_time; 1092 splx(s); 1093 return 0; 1094 1095 case CONS_SCRSHOT: /* get a screen shot */ 1096 { 1097 int retval, hist_rsz; 1098 size_t lsize, csize; 1099 vm_offset_t frbp, hstp; 1100 unsigned lnum; 1101 scrshot_t *ptr = (scrshot_t *)data; 1102 void *outp = ptr->buf; 1103 1104 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0) 1105 return EINVAL; 1106 s = spltty(); 1107 if (ISGRAPHSC(scp)) { 1108 splx(s); 1109 return EOPNOTSUPP; 1110 } 1111 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 1112 if (((u_int)ptr->x + ptr->xsize) > scp->xsize || 1113 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 1114 splx(s); 1115 return EINVAL; 1116 } 1117 1118 lsize = scp->xsize * sizeof(u_int16_t); 1119 csize = ptr->xsize * sizeof(u_int16_t); 1120 /* Pointer to the last line of framebuffer */ 1121 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 1122 sizeof(u_int16_t); 1123 /* Pointer to the last line of target buffer */ 1124 outp = (char *)outp + ptr->ysize * csize; 1125 /* Pointer to the last line of history buffer */ 1126 if (scp->history != NULL) 1127 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 1128 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 1129 else 1130 hstp = 0; 1131 1132 retval = 0; 1133 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 1134 if (lnum < scp->ysize) { 1135 frbp -= lsize; 1136 } else { 1137 hstp -= lsize; 1138 if (hstp < scp->history->vtb_buffer) 1139 hstp += scp->history->vtb_rows * lsize; 1140 frbp = hstp; 1141 } 1142 if (lnum < ptr->y) 1143 continue; 1144 outp = (char *)outp - csize; 1145 retval = copyout((void *)frbp, outp, csize); 1146 if (retval != 0) 1147 break; 1148 } 1149 splx(s); 1150 return retval; 1151 } 1152 1153 case VT_SETMODE: /* set screen switcher mode */ 1154 { 1155 struct vt_mode *mode; 1156 struct proc *p1; 1157 1158 mode = (struct vt_mode *)data; 1159 DPRINTF(5, ("%s%d: VT_SETMODE ", SC_DRIVER_NAME, sc->unit)); 1160 if (scp->smode.mode == VT_PROCESS) { 1161 p1 = pfind(scp->pid); 1162 if (scp->proc == p1 && scp->proc != td->td_proc) { 1163 if (p1) 1164 PROC_UNLOCK(p1); 1165 DPRINTF(5, ("error EPERM\n")); 1166 return EPERM; 1167 } 1168 if (p1) 1169 PROC_UNLOCK(p1); 1170 } 1171 s = spltty(); 1172 if (mode->mode == VT_AUTO) { 1173 scp->smode.mode = VT_AUTO; 1174 scp->proc = NULL; 1175 scp->pid = 0; 1176 DPRINTF(5, ("VT_AUTO, ")); 1177 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 1178 cnavailable(sc_consptr, TRUE); 1179 /* were we in the middle of the vty switching process? */ 1180 if (finish_vt_rel(scp, TRUE, &s) == 0) 1181 DPRINTF(5, ("reset WAIT_REL, ")); 1182 if (finish_vt_acq(scp) == 0) 1183 DPRINTF(5, ("reset WAIT_ACQ, ")); 1184 } else { 1185 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 1186 || !ISSIGVALID(mode->frsig)) { 1187 splx(s); 1188 DPRINTF(5, ("error EINVAL\n")); 1189 return EINVAL; 1190 } 1191 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 1192 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 1193 scp->proc = td->td_proc; 1194 scp->pid = scp->proc->p_pid; 1195 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 1196 cnavailable(sc_consptr, FALSE); 1197 } 1198 splx(s); 1199 DPRINTF(5, ("\n")); 1200 return 0; 1201 } 1202 1203 case VT_GETMODE: /* get screen switcher mode */ 1204 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 1205 return 0; 1206 1207 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1208 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1209 case _IO('v', 4): 1210 ival = IOCPARM_IVAL(data); 1211 data = (caddr_t)&ival; 1212 /* FALLTHROUGH */ 1213 #endif 1214 case VT_RELDISP: /* screen switcher ioctl */ 1215 s = spltty(); 1216 /* 1217 * This must be the current vty which is in the VT_PROCESS 1218 * switching mode... 1219 */ 1220 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 1221 splx(s); 1222 return EINVAL; 1223 } 1224 /* ...and this process is controlling it. */ 1225 if (scp->proc != td->td_proc) { 1226 splx(s); 1227 return EPERM; 1228 } 1229 error = EINVAL; 1230 switch(*(int *)data) { 1231 case VT_FALSE: /* user refuses to release screen, abort */ 1232 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 1233 DPRINTF(5, ("%s%d: VT_FALSE\n", SC_DRIVER_NAME, sc->unit)); 1234 break; 1235 case VT_TRUE: /* user has released screen, go on */ 1236 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 1237 DPRINTF(5, ("%s%d: VT_TRUE\n", SC_DRIVER_NAME, sc->unit)); 1238 break; 1239 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1240 if ((error = finish_vt_acq(scp)) == 0) 1241 DPRINTF(5, ("%s%d: VT_ACKACQ\n", SC_DRIVER_NAME, sc->unit)); 1242 break; 1243 default: 1244 break; 1245 } 1246 splx(s); 1247 return error; 1248 1249 case VT_OPENQRY: /* return free virtual console */ 1250 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1251 tp = SC_DEV(sc, i); 1252 if (!tty_opened_ns(tp)) { 1253 *(int *)data = i + 1; 1254 return 0; 1255 } 1256 } 1257 return EINVAL; 1258 1259 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1260 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1261 case _IO('v', 5): 1262 ival = IOCPARM_IVAL(data); 1263 data = (caddr_t)&ival; 1264 /* FALLTHROUGH */ 1265 #endif 1266 case VT_ACTIVATE: /* switch to screen *data */ 1267 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1268 s = spltty(); 1269 error = sc_clean_up(sc->cur_scp); 1270 splx(s); 1271 if (error) 1272 return error; 1273 error = sc_switch_scr(sc, i); 1274 return (error); 1275 1276 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1277 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1278 case _IO('v', 6): 1279 ival = IOCPARM_IVAL(data); 1280 data = (caddr_t)&ival; 1281 /* FALLTHROUGH */ 1282 #endif 1283 case VT_WAITACTIVE: /* wait for switch to occur */ 1284 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1285 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1286 return EINVAL; 1287 if (i == sc->cur_scp->index) 1288 return 0; 1289 error = tsleep(VTY_WCHAN(sc, i), (PZERO + 1) | PCATCH, "waitvt", 0); 1290 return error; 1291 1292 case VT_GETACTIVE: /* get active vty # */ 1293 *(int *)data = sc->cur_scp->index + 1; 1294 return 0; 1295 1296 case VT_GETINDEX: /* get this vty # */ 1297 *(int *)data = scp->index + 1; 1298 return 0; 1299 1300 case VT_LOCKSWITCH: /* prevent vty switching */ 1301 if ((*(int *)data) & 0x01) 1302 sc->flags |= SC_SCRN_VTYLOCK; 1303 else 1304 sc->flags &= ~SC_SCRN_VTYLOCK; 1305 return 0; 1306 1307 case KDENABIO: /* allow io operations */ 1308 error = priv_check(td, PRIV_IO); 1309 if (error != 0) 1310 return error; 1311 error = securelevel_gt(td->td_ucred, 0); 1312 if (error != 0) 1313 return error; 1314 #ifdef __i386__ 1315 td->td_frame->tf_eflags |= PSL_IOPL; 1316 #elif defined(__amd64__) 1317 td->td_frame->tf_rflags |= PSL_IOPL; 1318 #endif 1319 return 0; 1320 1321 case KDDISABIO: /* disallow io operations (default) */ 1322 #ifdef __i386__ 1323 td->td_frame->tf_eflags &= ~PSL_IOPL; 1324 #elif defined(__amd64__) 1325 td->td_frame->tf_rflags &= ~PSL_IOPL; 1326 #endif 1327 return 0; 1328 1329 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1330 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1331 case _IO('K', 20): 1332 ival = IOCPARM_IVAL(data); 1333 data = (caddr_t)&ival; 1334 /* FALLTHROUGH */ 1335 #endif 1336 case KDSKBSTATE: /* set keyboard state (locks) */ 1337 if (*(int *)data & ~LOCK_MASK) 1338 return EINVAL; 1339 scp->status &= ~LOCK_MASK; 1340 scp->status |= *(int *)data; 1341 if (scp == sc->cur_scp) 1342 update_kbd_state(scp, scp->status, LOCK_MASK); 1343 return 0; 1344 1345 case KDGKBSTATE: /* get keyboard state (locks) */ 1346 if (scp == sc->cur_scp) 1347 save_kbd_state(scp); 1348 *(int *)data = scp->status & LOCK_MASK; 1349 return 0; 1350 1351 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1352 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1353 error = kbdd_ioctl(sc->kbd, cmd, data); 1354 if (error == ENOIOCTL) 1355 error = ENODEV; 1356 return error; 1357 1358 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1359 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1360 case _IO('K', 67): 1361 ival = IOCPARM_IVAL(data); 1362 data = (caddr_t)&ival; 1363 /* FALLTHROUGH */ 1364 #endif 1365 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1366 if (*(int *)data & ~0x7f) 1367 return EINVAL; 1368 error = kbdd_ioctl(sc->kbd, KDSETRAD, data); 1369 if (error == ENOIOCTL) 1370 error = ENODEV; 1371 return error; 1372 1373 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1374 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1375 case _IO('K', 7): 1376 ival = IOCPARM_IVAL(data); 1377 data = (caddr_t)&ival; 1378 /* FALLTHROUGH */ 1379 #endif 1380 case KDSKBMODE: /* set keyboard mode */ 1381 switch (*(int *)data) { 1382 case K_XLATE: /* switch to XLT ascii mode */ 1383 case K_RAW: /* switch to RAW scancode mode */ 1384 case K_CODE: /* switch to CODE mode */ 1385 scp->kbd_mode = *(int *)data; 1386 if (scp == sc->cur_scp) 1387 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, data); 1388 return 0; 1389 default: 1390 return EINVAL; 1391 } 1392 /* NOT REACHED */ 1393 1394 case KDGKBMODE: /* get keyboard mode */ 1395 *(int *)data = scp->kbd_mode; 1396 return 0; 1397 1398 case KDGKBINFO: 1399 error = kbdd_ioctl(sc->kbd, cmd, data); 1400 if (error == ENOIOCTL) 1401 error = ENODEV; 1402 return error; 1403 1404 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1405 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1406 case _IO('K', 8): 1407 ival = IOCPARM_IVAL(data); 1408 data = (caddr_t)&ival; 1409 /* FALLTHROUGH */ 1410 #endif 1411 case KDMKTONE: /* sound the bell */ 1412 if (*(int*)data) 1413 sc_bell(scp, (*(int*)data)&0xffff, 1414 (((*(int*)data)>>16)&0xffff)*hz/1000); 1415 else 1416 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1417 return 0; 1418 1419 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1420 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1421 case _IO('K', 63): 1422 ival = IOCPARM_IVAL(data); 1423 data = (caddr_t)&ival; 1424 /* FALLTHROUGH */ 1425 #endif 1426 case KIOCSOUND: /* make tone (*data) hz */ 1427 if (scp == sc->cur_scp) { 1428 if (*(int *)data) 1429 return sc_tone(*(int *)data); 1430 else 1431 return sc_tone(0); 1432 } 1433 return 0; 1434 1435 case KDGKBTYPE: /* get keyboard type */ 1436 error = kbdd_ioctl(sc->kbd, cmd, data); 1437 if (error == ENOIOCTL) { 1438 /* always return something? XXX */ 1439 *(int *)data = 0; 1440 } 1441 return 0; 1442 1443 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1444 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1445 case _IO('K', 66): 1446 ival = IOCPARM_IVAL(data); 1447 data = (caddr_t)&ival; 1448 /* FALLTHROUGH */ 1449 #endif 1450 case KDSETLED: /* set keyboard LED status */ 1451 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1452 return EINVAL; 1453 scp->status &= ~LED_MASK; 1454 scp->status |= *(int *)data; 1455 if (scp == sc->cur_scp) 1456 update_kbd_leds(scp, scp->status); 1457 return 0; 1458 1459 case KDGETLED: /* get keyboard LED status */ 1460 if (scp == sc->cur_scp) 1461 save_kbd_state(scp); 1462 *(int *)data = scp->status & LED_MASK; 1463 return 0; 1464 1465 case KBADDKBD: /* add/remove keyboard to/from mux */ 1466 case KBRELKBD: 1467 error = kbdd_ioctl(sc->kbd, cmd, data); 1468 if (error == ENOIOCTL) 1469 error = ENODEV; 1470 return error; 1471 1472 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1473 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1474 case _IO('c', 110): 1475 ival = IOCPARM_IVAL(data); 1476 data = (caddr_t)&ival; 1477 /* FALLTHROUGH */ 1478 #endif 1479 case CONS_SETKBD: /* set the new keyboard */ 1480 { 1481 keyboard_t *newkbd; 1482 1483 s = spltty(); 1484 newkbd = kbd_get_keyboard(*(int *)data); 1485 if (newkbd == NULL) { 1486 splx(s); 1487 return EINVAL; 1488 } 1489 error = 0; 1490 if (sc->kbd != newkbd) { 1491 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1492 (void *)&sc->keyboard, sckbdevent, sc); 1493 /* i == newkbd->kb_index */ 1494 if (i >= 0) { 1495 if (sc->kbd != NULL) { 1496 save_kbd_state(sc->cur_scp); 1497 kbd_release(sc->kbd, (void *)&sc->keyboard); 1498 } 1499 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1500 sc->keyboard = i; 1501 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, 1502 (caddr_t)&sc->cur_scp->kbd_mode); 1503 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1504 LOCK_MASK); 1505 } else { 1506 error = EPERM; /* XXX */ 1507 } 1508 } 1509 splx(s); 1510 return error; 1511 } 1512 1513 case CONS_RELKBD: /* release the current keyboard */ 1514 s = spltty(); 1515 error = 0; 1516 if (sc->kbd != NULL) { 1517 save_kbd_state(sc->cur_scp); 1518 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1519 if (error == 0) { 1520 sc->kbd = NULL; 1521 sc->keyboard = -1; 1522 } 1523 } 1524 splx(s); 1525 return error; 1526 1527 case CONS_GETTERM: /* get the current terminal emulator info */ 1528 { 1529 sc_term_sw_t *sw; 1530 1531 if (((term_info_t *)data)->ti_index == 0) { 1532 sw = scp->tsw; 1533 } else { 1534 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1535 } 1536 if (sw != NULL) { 1537 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1538 sizeof(((term_info_t *)data)->ti_name)); 1539 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1540 sizeof(((term_info_t *)data)->ti_desc)); 1541 ((term_info_t *)data)->ti_flags = 0; 1542 return 0; 1543 } else { 1544 ((term_info_t *)data)->ti_name[0] = '\0'; 1545 ((term_info_t *)data)->ti_desc[0] = '\0'; 1546 ((term_info_t *)data)->ti_flags = 0; 1547 return EINVAL; 1548 } 1549 } 1550 1551 case CONS_SETTERM: /* set the current terminal emulator */ 1552 s = spltty(); 1553 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1554 /* FIXME: what if scp == sc_console! XXX */ 1555 splx(s); 1556 return error; 1557 1558 case GIO_SCRNMAP: /* get output translation table */ 1559 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1560 return 0; 1561 1562 case PIO_SCRNMAP: /* set output translation table */ 1563 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1564 for (i=0; i<sizeof(sc->scr_map); i++) { 1565 sc->scr_rmap[sc->scr_map[i]] = i; 1566 } 1567 return 0; 1568 1569 case GIO_KEYMAP: /* get keyboard translation table */ 1570 case PIO_KEYMAP: /* set keyboard translation table */ 1571 case OGIO_KEYMAP: /* get keyboard translation table (compat) */ 1572 case OPIO_KEYMAP: /* set keyboard translation table (compat) */ 1573 case GIO_DEADKEYMAP: /* get accent key translation table */ 1574 case PIO_DEADKEYMAP: /* set accent key translation table */ 1575 case GETFKEY: /* get function key string */ 1576 case SETFKEY: /* set function key string */ 1577 error = kbdd_ioctl(sc->kbd, cmd, data); 1578 if (error == ENOIOCTL) 1579 error = ENODEV; 1580 return error; 1581 1582 #ifndef SC_NO_FONT_LOADING 1583 1584 case PIO_FONT8x8: /* set 8x8 dot font */ 1585 if (!ISFONTAVAIL(sc->adp->va_flags)) 1586 return ENXIO; 1587 bcopy(data, sc->font_8, 8*256); 1588 sc->fonts_loaded |= FONT_8; 1589 /* 1590 * FONT KLUDGE 1591 * Always use the font page #0. XXX 1592 * Don't load if the current font size is not 8x8. 1593 */ 1594 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1595 sc_load_font(sc->cur_scp, 0, 8, 8, sc->font_8, 0, 256); 1596 return 0; 1597 1598 case GIO_FONT8x8: /* get 8x8 dot font */ 1599 if (!ISFONTAVAIL(sc->adp->va_flags)) 1600 return ENXIO; 1601 if (sc->fonts_loaded & FONT_8) { 1602 bcopy(sc->font_8, data, 8*256); 1603 return 0; 1604 } 1605 else 1606 return ENXIO; 1607 1608 case PIO_FONT8x14: /* set 8x14 dot font */ 1609 if (!ISFONTAVAIL(sc->adp->va_flags)) 1610 return ENXIO; 1611 bcopy(data, sc->font_14, 14*256); 1612 sc->fonts_loaded |= FONT_14; 1613 /* 1614 * FONT KLUDGE 1615 * Always use the font page #0. XXX 1616 * Don't load if the current font size is not 8x14. 1617 */ 1618 if (ISTEXTSC(sc->cur_scp) 1619 && (sc->cur_scp->font_size >= 14) 1620 && (sc->cur_scp->font_size < 16)) 1621 sc_load_font(sc->cur_scp, 0, 14, 8, sc->font_14, 0, 256); 1622 return 0; 1623 1624 case GIO_FONT8x14: /* get 8x14 dot font */ 1625 if (!ISFONTAVAIL(sc->adp->va_flags)) 1626 return ENXIO; 1627 if (sc->fonts_loaded & FONT_14) { 1628 bcopy(sc->font_14, data, 14*256); 1629 return 0; 1630 } 1631 else 1632 return ENXIO; 1633 1634 case PIO_FONT8x16: /* set 8x16 dot font */ 1635 if (!ISFONTAVAIL(sc->adp->va_flags)) 1636 return ENXIO; 1637 bcopy(data, sc->font_16, 16*256); 1638 sc->fonts_loaded |= FONT_16; 1639 /* 1640 * FONT KLUDGE 1641 * Always use the font page #0. XXX 1642 * Don't load if the current font size is not 8x16. 1643 */ 1644 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1645 sc_load_font(sc->cur_scp, 0, 16, 8, sc->font_16, 0, 256); 1646 return 0; 1647 1648 case GIO_FONT8x16: /* get 8x16 dot font */ 1649 if (!ISFONTAVAIL(sc->adp->va_flags)) 1650 return ENXIO; 1651 if (sc->fonts_loaded & FONT_16) { 1652 bcopy(sc->font_16, data, 16*256); 1653 return 0; 1654 } 1655 else 1656 return ENXIO; 1657 1658 #endif /* SC_NO_FONT_LOADING */ 1659 1660 default: 1661 break; 1662 } 1663 1664 return (ENOIOCTL); 1665 } 1666 1667 static int 1668 consolectl_ioctl(struct cdev *dev, u_long cmd, caddr_t data, int fflag, 1669 struct thread *td) 1670 { 1671 1672 return sctty_ioctl(dev->si_drv1, cmd, data, td); 1673 } 1674 1675 static int 1676 consolectl_close(struct cdev *dev, int flags, int mode, struct thread *td) 1677 { 1678 #ifndef SC_NO_SYSMOUSE 1679 mouse_info_t info; 1680 memset(&info, 0, sizeof(info)); 1681 info.operation = MOUSE_ACTION; 1682 1683 /* 1684 * Make sure all buttons are released when moused and other 1685 * console daemons exit, so that no buttons are left pressed. 1686 */ 1687 (void) sctty_ioctl(dev->si_drv1, CONS_MOUSECTL, (caddr_t)&info, td); 1688 #endif 1689 return (0); 1690 } 1691 1692 static void 1693 sc_cnprobe(struct consdev *cp) 1694 { 1695 int unit; 1696 int flags; 1697 1698 if (!vty_enabled(VTY_SC)) { 1699 cp->cn_pri = CN_DEAD; 1700 return; 1701 } 1702 1703 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1704 1705 /* a video card is always required */ 1706 if (!scvidprobe(unit, flags, TRUE)) 1707 cp->cn_pri = CN_DEAD; 1708 1709 /* syscons will become console even when there is no keyboard */ 1710 sckbdprobe(unit, flags, TRUE); 1711 1712 if (cp->cn_pri == CN_DEAD) 1713 return; 1714 1715 /* initialize required fields */ 1716 strcpy(cp->cn_name, "ttyv0"); 1717 } 1718 1719 static void 1720 sc_cninit(struct consdev *cp) 1721 { 1722 int unit; 1723 int flags; 1724 1725 sc_get_cons_priority(&unit, &flags); 1726 scinit(unit, flags | SC_KERNEL_CONSOLE); 1727 sc_console_unit = unit; 1728 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1729 sc_consptr = cp; 1730 } 1731 1732 static void 1733 sc_cnterm(struct consdev *cp) 1734 { 1735 void *ts; 1736 int i; 1737 1738 /* we are not the kernel console any more, release everything */ 1739 1740 if (sc_console_unit < 0) 1741 return; /* shouldn't happen */ 1742 1743 #if 0 /* XXX */ 1744 sc_clear_screen(sc_console); 1745 sccnupdate(sc_console); 1746 #endif 1747 1748 if (sc_ktsw != NULL) { 1749 for (i = 0; i <= mp_maxid; i++) { 1750 ts = sc_kts[i]; 1751 sc_kts[i] = NULL; 1752 (*sc_ktsw->te_term)(sc_console, &ts); 1753 free(ts, M_DEVBUF); 1754 } 1755 sc_ktsw = NULL; 1756 } 1757 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1758 sc_console_unit = -1; 1759 sc_console = NULL; 1760 } 1761 1762 static void sccnclose(sc_softc_t *sc, struct sc_cnstate *sp); 1763 static int sc_cngetc_locked(struct sc_cnstate *sp); 1764 static void sccnkbdlock(sc_softc_t *sc, struct sc_cnstate *sp); 1765 static void sccnkbdunlock(sc_softc_t *sc, struct sc_cnstate *sp); 1766 static void sccnopen(sc_softc_t *sc, struct sc_cnstate *sp, int flags); 1767 static void sccnscrlock(sc_softc_t *sc, struct sc_cnstate *sp); 1768 static void sccnscrunlock(sc_softc_t *sc, struct sc_cnstate *sp); 1769 1770 static void 1771 sccnkbdlock(sc_softc_t *sc, struct sc_cnstate *sp) 1772 { 1773 /* 1774 * Locking method: hope for the best. 1775 * The keyboard is supposed to be Giant locked. We can't handle that 1776 * in general. The kdb_active case here is not safe, and we will 1777 * proceed without the lock in all cases. 1778 */ 1779 sp->kbd_locked = !kdb_active && mtx_trylock(&Giant); 1780 } 1781 1782 static void 1783 sccnkbdunlock(sc_softc_t *sc, struct sc_cnstate *sp) 1784 { 1785 if (sp->kbd_locked) 1786 mtx_unlock(&Giant); 1787 sp->kbd_locked = FALSE; 1788 } 1789 1790 static void 1791 sccnscrlock(sc_softc_t *sc, struct sc_cnstate *sp) 1792 { 1793 int retries; 1794 1795 /** 1796 * Locking method: 1797 * - if kdb_active and video_mtx is not owned by anyone, then lock 1798 * by kdb remaining active 1799 * - if !kdb_active, try to acquire video_mtx without blocking or 1800 * recursing; if we get it then it works normally. 1801 * Note that video_mtx is especially unusable if we already own it, 1802 * since then it is protecting something and syscons is not reentrant 1803 * enough to ignore the protection even in the kdb_active case. 1804 */ 1805 if (kdb_active) { 1806 sp->kdb_locked = sc->video_mtx.mtx_lock == MTX_UNOWNED || panicstr; 1807 sp->mtx_locked = FALSE; 1808 } else { 1809 sp->kdb_locked = FALSE; 1810 for (retries = 0; retries < 1000; retries++) { 1811 sp->mtx_locked = mtx_trylock_spin_flags(&sc->video_mtx, 1812 MTX_QUIET) != 0 || panicstr; 1813 if (sp->mtx_locked) 1814 break; 1815 DELAY(1); 1816 } 1817 } 1818 } 1819 1820 static void 1821 sccnscrunlock(sc_softc_t *sc, struct sc_cnstate *sp) 1822 { 1823 if (sp->mtx_locked) 1824 mtx_unlock_spin(&sc->video_mtx); 1825 sp->mtx_locked = sp->kdb_locked = FALSE; 1826 } 1827 1828 static void 1829 sccnopen(sc_softc_t *sc, struct sc_cnstate *sp, int flags) 1830 { 1831 int kbd_mode; 1832 1833 /* assert(sc_console_unit >= 0) */ 1834 1835 sp->kbd_opened = FALSE; 1836 sp->scr_opened = FALSE; 1837 sp->kbd_locked = FALSE; 1838 1839 /* Opening the keyboard is optional. */ 1840 if (!(flags & 1) || sc->kbd == NULL) 1841 goto over_keyboard; 1842 1843 sccnkbdlock(sc, sp); 1844 1845 /* 1846 * Make sure the keyboard is accessible even when the kbd device 1847 * driver is disabled. 1848 */ 1849 kbdd_enable(sc->kbd); 1850 1851 /* Switch the keyboard to console mode (K_XLATE, polled) on all scp's. */ 1852 kbd_mode = K_XLATE; 1853 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&kbd_mode); 1854 sc->kbd_open_level++; 1855 kbdd_poll(sc->kbd, TRUE); 1856 1857 sp->kbd_opened = TRUE; 1858 over_keyboard: ; 1859 1860 /* The screen is opened iff locking it succeeds. */ 1861 sccnscrlock(sc, sp); 1862 if (!sp->kdb_locked && !sp->mtx_locked) 1863 return; 1864 sp->scr_opened = TRUE; 1865 1866 /* The screen switch is optional. */ 1867 if (!(flags & 2)) 1868 return; 1869 1870 /* try to switch to the kernel console screen */ 1871 if (!cold && 1872 sc->cur_scp->index != sc_console->index && 1873 sc->cur_scp->smode.mode == VT_AUTO && 1874 sc_console->smode.mode == VT_AUTO) 1875 sc_switch_scr(sc, sc_console->index); 1876 } 1877 1878 static void 1879 sccnclose(sc_softc_t *sc, struct sc_cnstate *sp) 1880 { 1881 sp->scr_opened = FALSE; 1882 sccnscrunlock(sc, sp); 1883 1884 if (!sp->kbd_opened) 1885 return; 1886 1887 /* Restore keyboard mode (for the current, possibly-changed scp). */ 1888 kbdd_poll(sc->kbd, FALSE); 1889 if (--sc->kbd_open_level == 0) 1890 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&sc->cur_scp->kbd_mode); 1891 1892 kbdd_disable(sc->kbd); 1893 sp->kbd_opened = FALSE; 1894 sccnkbdunlock(sc, sp); 1895 } 1896 1897 /* 1898 * Grabbing switches the screen and keyboard focus to sc_console and the 1899 * keyboard mode to (K_XLATE, polled). Only switching to polled mode is 1900 * essential (for preventing the interrupt handler from eating input 1901 * between polls). Focus is part of the UI, and the other switches are 1902 * work just was well when they are done on every entry and exit. 1903 * 1904 * Screen switches while grabbed are supported, and to maintain focus for 1905 * this ungrabbing and closing only restore the polling state and then 1906 * the keyboard mode if on the original screen. 1907 */ 1908 1909 static void 1910 sc_cngrab(struct consdev *cp) 1911 { 1912 sc_softc_t *sc; 1913 int lev; 1914 1915 sc = sc_console->sc; 1916 lev = atomic_fetchadd_int(&sc->grab_level, 1); 1917 if (lev >= 0 && lev < 2) { 1918 sccnopen(sc, &sc->grab_state[lev], 1 | 2); 1919 sccnscrunlock(sc, &sc->grab_state[lev]); 1920 sccnkbdunlock(sc, &sc->grab_state[lev]); 1921 } 1922 } 1923 1924 static void 1925 sc_cnungrab(struct consdev *cp) 1926 { 1927 sc_softc_t *sc; 1928 int lev; 1929 1930 sc = sc_console->sc; 1931 lev = atomic_load_acq_int(&sc->grab_level) - 1; 1932 if (lev >= 0 && lev < 2) { 1933 sccnkbdlock(sc, &sc->grab_state[lev]); 1934 sccnscrlock(sc, &sc->grab_state[lev]); 1935 sccnclose(sc, &sc->grab_state[lev]); 1936 } 1937 atomic_add_int(&sc->grab_level, -1); 1938 } 1939 1940 static char sc_cnputc_log[0x1000]; 1941 static u_int sc_cnputc_loghead; 1942 static u_int sc_cnputc_logtail; 1943 1944 static void 1945 sc_cnputc(struct consdev *cd, int c) 1946 { 1947 struct sc_cnstate st; 1948 u_char buf[1]; 1949 scr_stat *scp = sc_console; 1950 void *oldts, *ts; 1951 struct sc_term_sw *oldtsw; 1952 #ifndef SC_NO_HISTORY 1953 #if 0 1954 struct tty *tp; 1955 #endif 1956 #endif /* !SC_NO_HISTORY */ 1957 u_int head; 1958 int s; 1959 1960 /* assert(sc_console != NULL) */ 1961 1962 sccnopen(scp->sc, &st, 0); 1963 1964 /* 1965 * Log the output. 1966 * 1967 * In the unlocked case, the logging is intentionally only 1968 * perfectly atomic for the indexes. 1969 */ 1970 head = atomic_fetchadd_int(&sc_cnputc_loghead, 1); 1971 sc_cnputc_log[head % sizeof(sc_cnputc_log)] = c; 1972 1973 /* 1974 * If we couldn't open, do special reentrant output and return to defer 1975 * normal output. 1976 */ 1977 if (!st.scr_opened) { 1978 ec_putc(c); 1979 return; 1980 } 1981 1982 #ifndef SC_NO_HISTORY 1983 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1984 scp->status &= ~SLKED; 1985 update_kbd_state(scp, scp->status, SLKED); 1986 if (scp->status & BUFFER_SAVED) { 1987 if (!sc_hist_restore(scp)) 1988 sc_remove_cutmarking(scp); 1989 scp->status &= ~BUFFER_SAVED; 1990 scp->status |= CURSOR_ENABLED; 1991 sc_draw_cursor_image(scp); 1992 } 1993 #if 0 1994 /* 1995 * XXX: Now that TTY's have their own locks, we cannot process 1996 * any data after disabling scroll lock. cnputs already holds a 1997 * spinlock. 1998 */ 1999 tp = SC_DEV(scp->sc, scp->index); 2000 /* XXX "tp" can be NULL */ 2001 tty_lock(tp); 2002 if (tty_opened(tp)) 2003 sctty_outwakeup(tp); 2004 tty_unlock(tp); 2005 #endif 2006 } 2007 #endif /* !SC_NO_HISTORY */ 2008 2009 /* Play any output still in the log (our char may already be done). */ 2010 while (sc_cnputc_logtail != atomic_load_acq_int(&sc_cnputc_loghead)) { 2011 buf[0] = sc_cnputc_log[sc_cnputc_logtail++ % sizeof(sc_cnputc_log)]; 2012 if (atomic_load_acq_int(&sc_cnputc_loghead) - sc_cnputc_logtail >= 2013 sizeof(sc_cnputc_log)) 2014 continue; 2015 /* Console output has a per-CPU "input" state. Switch for it. */ 2016 oldtsw = scp->tsw; 2017 oldts = scp->ts; 2018 ts = sc_kts[PCPU_GET(cpuid)]; 2019 if (ts != NULL) { 2020 scp->tsw = sc_ktsw; 2021 scp->ts = ts; 2022 (*scp->tsw->te_sync)(scp); 2023 } 2024 sc_puts(scp, buf, 1); 2025 scp->tsw = oldtsw; 2026 scp->ts = oldts; 2027 (*scp->tsw->te_sync)(scp); 2028 } 2029 2030 s = spltty(); /* block sckbdevent and scrn_timer */ 2031 sccnupdate(scp); 2032 splx(s); 2033 sccnclose(scp->sc, &st); 2034 } 2035 2036 static int 2037 sc_cngetc(struct consdev *cd) 2038 { 2039 struct sc_cnstate st; 2040 int c, s; 2041 2042 /* assert(sc_console != NULL) */ 2043 sccnopen(sc_console->sc, &st, 1); 2044 s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 2045 if (!st.kbd_opened) { 2046 splx(s); 2047 sccnclose(sc_console->sc, &st); 2048 return -1; /* means no keyboard since we fudged the locking */ 2049 } 2050 c = sc_cngetc_locked(&st); 2051 splx(s); 2052 sccnclose(sc_console->sc, &st); 2053 return c; 2054 } 2055 2056 static int 2057 sc_cngetc_locked(struct sc_cnstate *sp) 2058 { 2059 static struct fkeytab fkey; 2060 static int fkeycp; 2061 scr_stat *scp; 2062 const u_char *p; 2063 int c; 2064 2065 /* 2066 * Stop the screen saver and update the screen if necessary. 2067 * What if we have been running in the screen saver code... XXX 2068 */ 2069 if (sp->scr_opened) 2070 sc_touch_scrn_saver(); 2071 scp = sc_console->sc->cur_scp; /* XXX */ 2072 if (sp->scr_opened) 2073 sccnupdate(scp); 2074 2075 if (fkeycp < fkey.len) 2076 return fkey.str[fkeycp++]; 2077 2078 c = scgetc(scp->sc, SCGETC_CN | SCGETC_NONBLOCK, sp); 2079 2080 switch (KEYFLAGS(c)) { 2081 case 0: /* normal char */ 2082 return KEYCHAR(c); 2083 case FKEY: /* function key */ 2084 p = (*scp->tsw->te_fkeystr)(scp, c); 2085 if (p != NULL) { 2086 fkey.len = strlen(p); 2087 bcopy(p, fkey.str, fkey.len); 2088 fkeycp = 1; 2089 return fkey.str[0]; 2090 } 2091 p = kbdd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 2092 fkey.len = fkeycp; 2093 if ((p != NULL) && (fkey.len > 0)) { 2094 bcopy(p, fkey.str, fkey.len); 2095 fkeycp = 1; 2096 return fkey.str[0]; 2097 } 2098 return c; /* XXX */ 2099 case NOKEY: 2100 case ERRKEY: 2101 default: 2102 return -1; 2103 } 2104 /* NOT REACHED */ 2105 } 2106 2107 static void 2108 sccnupdate(scr_stat *scp) 2109 { 2110 /* this is a cut-down version of scrn_timer()... */ 2111 2112 if (suspend_in_progress || scp->sc->font_loading_in_progress) 2113 return; 2114 2115 if (kdb_active || panicstr || shutdown_in_progress) { 2116 sc_touch_scrn_saver(); 2117 } else if (scp != scp->sc->cur_scp) { 2118 return; 2119 } 2120 2121 if (!run_scrn_saver) 2122 scp->sc->flags &= ~SC_SCRN_IDLE; 2123 #ifdef DEV_SPLASH 2124 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 2125 if (scp->sc->flags & SC_SCRN_BLANKED) 2126 stop_scrn_saver(scp->sc, current_saver); 2127 #endif 2128 2129 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 2130 || scp->sc->switch_in_progress) 2131 return; 2132 /* 2133 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 2134 * when write_in_progress is non-zero. XXX 2135 */ 2136 2137 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 2138 scrn_update(scp, TRUE); 2139 } 2140 2141 static void 2142 scrn_timer(void *arg) 2143 { 2144 static time_t kbd_time_stamp = 0; 2145 sc_softc_t *sc; 2146 scr_stat *scp; 2147 int again, rate; 2148 2149 again = (arg != NULL); 2150 if (arg != NULL) 2151 sc = (sc_softc_t *)arg; 2152 else if (sc_console != NULL) 2153 sc = sc_console->sc; 2154 else 2155 return; 2156 2157 /* find the vty to update */ 2158 scp = sc->cur_scp; 2159 2160 /* don't do anything when we are performing some I/O operations */ 2161 if (suspend_in_progress || sc->font_loading_in_progress) 2162 goto done; 2163 2164 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 2165 /* try to allocate a keyboard automatically */ 2166 if (kbd_time_stamp != time_uptime) { 2167 kbd_time_stamp = time_uptime; 2168 sc->keyboard = sc_allocate_keyboard(sc, -1); 2169 if (sc->keyboard >= 0) { 2170 sc->kbd = kbd_get_keyboard(sc->keyboard); 2171 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, 2172 (caddr_t)&sc->cur_scp->kbd_mode); 2173 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 2174 LOCK_MASK); 2175 } 2176 } 2177 } 2178 2179 /* should we stop the screen saver? */ 2180 if (kdb_active || panicstr || shutdown_in_progress) 2181 sc_touch_scrn_saver(); 2182 if (run_scrn_saver) { 2183 if (time_uptime > sc->scrn_time_stamp + scrn_blank_time) 2184 sc->flags |= SC_SCRN_IDLE; 2185 else 2186 sc->flags &= ~SC_SCRN_IDLE; 2187 } else { 2188 sc->scrn_time_stamp = time_uptime; 2189 sc->flags &= ~SC_SCRN_IDLE; 2190 if (scrn_blank_time > 0) 2191 run_scrn_saver = TRUE; 2192 } 2193 #ifdef DEV_SPLASH 2194 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 2195 if (sc->flags & SC_SCRN_BLANKED) 2196 stop_scrn_saver(sc, current_saver); 2197 #endif 2198 2199 /* should we just return ? */ 2200 if (sc->blink_in_progress || sc->switch_in_progress 2201 || sc->write_in_progress) 2202 goto done; 2203 2204 /* Update the screen */ 2205 scp = sc->cur_scp; /* cur_scp may have changed... */ 2206 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 2207 scrn_update(scp, TRUE); 2208 2209 #ifdef DEV_SPLASH 2210 /* should we activate the screen saver? */ 2211 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 2212 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 2213 (*current_saver)(sc, TRUE); 2214 #endif 2215 2216 done: 2217 if (again) { 2218 /* 2219 * Use reduced "refresh" rate if we are in graphics and that is not a 2220 * graphical screen saver. In such case we just have nothing to do. 2221 */ 2222 if (ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 2223 rate = 2; 2224 else 2225 rate = 30; 2226 callout_reset_sbt(&sc->ctimeout, SBT_1S / rate, 0, 2227 scrn_timer, sc, C_PREL(1)); 2228 } 2229 } 2230 2231 static int 2232 and_region(int *s1, int *e1, int s2, int e2) 2233 { 2234 if (*e1 < s2 || e2 < *s1) 2235 return FALSE; 2236 *s1 = imax(*s1, s2); 2237 *e1 = imin(*e1, e2); 2238 return TRUE; 2239 } 2240 2241 static void 2242 scrn_update(scr_stat *scp, int show_cursor) 2243 { 2244 int start; 2245 int end; 2246 int s; 2247 int e; 2248 2249 /* assert(scp == scp->sc->cur_scp) */ 2250 2251 SC_VIDEO_LOCK(scp->sc); 2252 2253 #ifndef SC_NO_CUTPASTE 2254 /* remove the previous mouse pointer image if necessary */ 2255 if (scp->status & MOUSE_VISIBLE) { 2256 s = scp->mouse_pos; 2257 e = scp->mouse_pos + scp->xsize + 1; 2258 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 2259 || and_region(&s, &e, scp->start, scp->end) 2260 || ((scp->status & CURSOR_ENABLED) && 2261 (scp->cursor_pos != scp->cursor_oldpos) && 2262 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 2263 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 2264 sc_remove_mouse_image(scp); 2265 if (scp->end >= scp->xsize*scp->ysize) 2266 scp->end = scp->xsize*scp->ysize - 1; 2267 } 2268 } 2269 #endif /* !SC_NO_CUTPASTE */ 2270 2271 #if 1 2272 /* debug: XXX */ 2273 if (scp->end >= scp->xsize*scp->ysize) { 2274 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 2275 scp->end = scp->xsize*scp->ysize - 1; 2276 } 2277 if (scp->start < 0) { 2278 printf("scrn_update(): scp->start %d < 0\n", scp->start); 2279 scp->start = 0; 2280 } 2281 #endif 2282 2283 /* update screen image */ 2284 if (scp->start <= scp->end) { 2285 if (scp->mouse_cut_end >= 0) { 2286 /* there is a marked region for cut & paste */ 2287 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 2288 start = scp->mouse_cut_start; 2289 end = scp->mouse_cut_end; 2290 } else { 2291 start = scp->mouse_cut_end; 2292 end = scp->mouse_cut_start - 1; 2293 } 2294 s = start; 2295 e = end; 2296 /* does the cut-mark region overlap with the update region? */ 2297 if (and_region(&s, &e, scp->start, scp->end)) { 2298 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 2299 s = 0; 2300 e = start - 1; 2301 if (and_region(&s, &e, scp->start, scp->end)) 2302 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 2303 s = end + 1; 2304 e = scp->xsize*scp->ysize - 1; 2305 if (and_region(&s, &e, scp->start, scp->end)) 2306 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 2307 } else { 2308 (*scp->rndr->draw)(scp, scp->start, 2309 scp->end - scp->start + 1, FALSE); 2310 } 2311 } else { 2312 (*scp->rndr->draw)(scp, scp->start, 2313 scp->end - scp->start + 1, FALSE); 2314 } 2315 } 2316 2317 /* we are not to show the cursor and the mouse pointer... */ 2318 if (!show_cursor) { 2319 scp->end = 0; 2320 scp->start = scp->xsize*scp->ysize - 1; 2321 SC_VIDEO_UNLOCK(scp->sc); 2322 return; 2323 } 2324 2325 /* update cursor image */ 2326 if (scp->status & CURSOR_ENABLED) { 2327 s = scp->start; 2328 e = scp->end; 2329 /* did cursor move since last time ? */ 2330 if (scp->cursor_pos != scp->cursor_oldpos) { 2331 /* do we need to remove old cursor image ? */ 2332 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 2333 sc_remove_cursor_image(scp); 2334 sc_draw_cursor_image(scp); 2335 } else { 2336 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 2337 /* cursor didn't move, but has been overwritten */ 2338 sc_draw_cursor_image(scp); 2339 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 2340 /* if it's a blinking cursor, update it */ 2341 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 2342 sc_inside_cutmark(scp, 2343 scp->cursor_pos)); 2344 } 2345 } 2346 2347 #ifndef SC_NO_CUTPASTE 2348 /* update "pseudo" mouse pointer image */ 2349 if (scp->sc->flags & SC_MOUSE_ENABLED) { 2350 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 2351 scp->status &= ~MOUSE_MOVED; 2352 sc_draw_mouse_image(scp); 2353 } 2354 } 2355 #endif /* SC_NO_CUTPASTE */ 2356 2357 scp->end = 0; 2358 scp->start = scp->xsize*scp->ysize - 1; 2359 2360 SC_VIDEO_UNLOCK(scp->sc); 2361 } 2362 2363 #ifdef DEV_SPLASH 2364 static int 2365 scsplash_callback(int event, void *arg) 2366 { 2367 sc_softc_t *sc; 2368 int error; 2369 2370 sc = (sc_softc_t *)arg; 2371 2372 switch (event) { 2373 case SPLASH_INIT: 2374 if (add_scrn_saver(scsplash_saver) == 0) { 2375 sc->flags &= ~SC_SAVER_FAILED; 2376 run_scrn_saver = TRUE; 2377 if (cold && !(boothowto & RB_VERBOSE)) { 2378 scsplash_stick(TRUE); 2379 (*current_saver)(sc, TRUE); 2380 } 2381 } 2382 return 0; 2383 2384 case SPLASH_TERM: 2385 if (current_saver == scsplash_saver) { 2386 scsplash_stick(FALSE); 2387 error = remove_scrn_saver(scsplash_saver); 2388 if (error) 2389 return error; 2390 } 2391 return 0; 2392 2393 default: 2394 return EINVAL; 2395 } 2396 } 2397 2398 static void 2399 scsplash_saver(sc_softc_t *sc, int show) 2400 { 2401 static int busy = FALSE; 2402 scr_stat *scp; 2403 2404 if (busy) 2405 return; 2406 busy = TRUE; 2407 2408 scp = sc->cur_scp; 2409 if (show) { 2410 if (!(sc->flags & SC_SAVER_FAILED)) { 2411 if (!(sc->flags & SC_SCRN_BLANKED)) 2412 set_scrn_saver_mode(scp, -1, NULL, 0); 2413 switch (splash(sc->adp, TRUE)) { 2414 case 0: /* succeeded */ 2415 break; 2416 case EAGAIN: /* try later */ 2417 restore_scrn_saver_mode(scp, FALSE); 2418 sc_touch_scrn_saver(); /* XXX */ 2419 break; 2420 default: 2421 sc->flags |= SC_SAVER_FAILED; 2422 scsplash_stick(FALSE); 2423 restore_scrn_saver_mode(scp, TRUE); 2424 printf("scsplash_saver(): failed to put up the image\n"); 2425 break; 2426 } 2427 } 2428 } else if (!sticky_splash) { 2429 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 2430 restore_scrn_saver_mode(scp, TRUE); 2431 } 2432 busy = FALSE; 2433 } 2434 2435 static int 2436 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 2437 { 2438 #if 0 2439 int error; 2440 2441 if (current_saver != none_saver) { 2442 error = remove_scrn_saver(current_saver); 2443 if (error) 2444 return error; 2445 } 2446 #endif 2447 if (current_saver != none_saver) 2448 return EBUSY; 2449 2450 run_scrn_saver = FALSE; 2451 saver_mode = CONS_LKM_SAVER; 2452 current_saver = this_saver; 2453 return 0; 2454 } 2455 2456 static int 2457 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 2458 { 2459 if (current_saver != this_saver) 2460 return EINVAL; 2461 2462 #if 0 2463 /* 2464 * In order to prevent `current_saver' from being called by 2465 * the timeout routine `scrn_timer()' while we manipulate 2466 * the saver list, we shall set `current_saver' to `none_saver' 2467 * before stopping the current saver, rather than blocking by `splXX()'. 2468 */ 2469 current_saver = none_saver; 2470 if (scrn_blanked) 2471 stop_scrn_saver(this_saver); 2472 #endif 2473 2474 /* unblank all blanked screens */ 2475 wait_scrn_saver_stop(NULL); 2476 if (scrn_blanked) 2477 return EBUSY; 2478 2479 current_saver = none_saver; 2480 return 0; 2481 } 2482 2483 static int 2484 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2485 { 2486 int s; 2487 2488 /* assert(scp == scp->sc->cur_scp) */ 2489 s = spltty(); 2490 if (!ISGRAPHSC(scp)) 2491 sc_remove_cursor_image(scp); 2492 scp->splash_save_mode = scp->mode; 2493 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2494 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2495 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2496 scp->sc->flags |= SC_SCRN_BLANKED; 2497 ++scrn_blanked; 2498 splx(s); 2499 if (mode < 0) 2500 return 0; 2501 scp->mode = mode; 2502 if (set_mode(scp) == 0) { 2503 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2504 scp->status |= GRAPHICS_MODE; 2505 #ifndef SC_NO_PALETTE_LOADING 2506 if (pal != NULL) 2507 vidd_load_palette(scp->sc->adp, pal); 2508 #endif 2509 sc_set_border(scp, border); 2510 return 0; 2511 } else { 2512 s = spltty(); 2513 scp->mode = scp->splash_save_mode; 2514 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2515 scp->status |= scp->splash_save_status; 2516 splx(s); 2517 return 1; 2518 } 2519 } 2520 2521 static int 2522 restore_scrn_saver_mode(scr_stat *scp, int changemode) 2523 { 2524 int mode; 2525 int status; 2526 int s; 2527 2528 /* assert(scp == scp->sc->cur_scp) */ 2529 s = spltty(); 2530 mode = scp->mode; 2531 status = scp->status; 2532 scp->mode = scp->splash_save_mode; 2533 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2534 scp->status |= scp->splash_save_status; 2535 scp->sc->flags &= ~SC_SCRN_BLANKED; 2536 if (!changemode) { 2537 if (!ISGRAPHSC(scp)) 2538 sc_draw_cursor_image(scp); 2539 --scrn_blanked; 2540 splx(s); 2541 return 0; 2542 } 2543 if (set_mode(scp) == 0) { 2544 #ifndef SC_NO_PALETTE_LOADING 2545 #ifdef SC_PIXEL_MODE 2546 if (scp->sc->adp->va_info.vi_mem_model == V_INFO_MM_DIRECT) 2547 vidd_load_palette(scp->sc->adp, scp->sc->palette2); 2548 else 2549 #endif 2550 vidd_load_palette(scp->sc->adp, scp->sc->palette); 2551 #endif 2552 --scrn_blanked; 2553 splx(s); 2554 return 0; 2555 } else { 2556 scp->mode = mode; 2557 scp->status = status; 2558 splx(s); 2559 return 1; 2560 } 2561 } 2562 2563 static void 2564 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2565 { 2566 (*saver)(sc, FALSE); 2567 run_scrn_saver = FALSE; 2568 /* the screen saver may have chosen not to stop after all... */ 2569 if (sc->flags & SC_SCRN_BLANKED) 2570 return; 2571 2572 mark_all(sc->cur_scp); 2573 if (sc->delayed_next_scr) 2574 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2575 if (!kdb_active) 2576 wakeup(&scrn_blanked); 2577 } 2578 2579 static int 2580 wait_scrn_saver_stop(sc_softc_t *sc) 2581 { 2582 int error = 0; 2583 2584 while (scrn_blanked > 0) { 2585 run_scrn_saver = FALSE; 2586 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2587 error = 0; 2588 break; 2589 } 2590 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2591 if ((error != 0) && (error != ERESTART)) 2592 break; 2593 } 2594 run_scrn_saver = FALSE; 2595 return error; 2596 } 2597 #endif /* DEV_SPLASH */ 2598 2599 void 2600 sc_touch_scrn_saver(void) 2601 { 2602 scsplash_stick(FALSE); 2603 run_scrn_saver = FALSE; 2604 } 2605 2606 int 2607 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2608 { 2609 scr_stat *cur_scp; 2610 struct tty *tp; 2611 struct proc *p; 2612 int s; 2613 2614 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2615 2616 if (sc->cur_scp == NULL) 2617 return (0); 2618 2619 /* prevent switch if previously requested */ 2620 if (sc->flags & SC_SCRN_VTYLOCK) { 2621 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2622 sc->cur_scp->bell_duration); 2623 return EPERM; 2624 } 2625 2626 /* delay switch if the screen is blanked or being updated */ 2627 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2628 || sc->blink_in_progress) { 2629 sc->delayed_next_scr = next_scr + 1; 2630 sc_touch_scrn_saver(); 2631 DPRINTF(5, ("switch delayed\n")); 2632 return 0; 2633 } 2634 sc->delayed_next_scr = 0; 2635 2636 s = spltty(); 2637 cur_scp = sc->cur_scp; 2638 2639 /* we are in the middle of the vty switching process... */ 2640 if (sc->switch_in_progress 2641 && (cur_scp->smode.mode == VT_PROCESS) 2642 && cur_scp->proc) { 2643 p = pfind(cur_scp->pid); 2644 if (cur_scp->proc != p) { 2645 if (p) 2646 PROC_UNLOCK(p); 2647 /* 2648 * The controlling process has died!!. Do some clean up. 2649 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2650 * are not reset here yet; they will be cleared later. 2651 */ 2652 DPRINTF(5, ("cur_scp controlling process %d died, ", 2653 cur_scp->pid)); 2654 if (cur_scp->status & SWITCH_WAIT_REL) { 2655 /* 2656 * Force the previous switch to finish, but return now 2657 * with error. 2658 */ 2659 DPRINTF(5, ("reset WAIT_REL, ")); 2660 finish_vt_rel(cur_scp, TRUE, &s); 2661 splx(s); 2662 DPRINTF(5, ("finishing previous switch\n")); 2663 return EINVAL; 2664 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2665 /* let's assume screen switch has been completed. */ 2666 DPRINTF(5, ("reset WAIT_ACQ, ")); 2667 finish_vt_acq(cur_scp); 2668 } else { 2669 /* 2670 * We are in between screen release and acquisition, and 2671 * reached here via scgetc() or scrn_timer() which has 2672 * interrupted exchange_scr(). Don't do anything stupid. 2673 */ 2674 DPRINTF(5, ("waiting nothing, ")); 2675 } 2676 } else { 2677 if (p) 2678 PROC_UNLOCK(p); 2679 /* 2680 * The controlling process is alive, but not responding... 2681 * It is either buggy or it may be just taking time. 2682 * The following code is a gross kludge to cope with this 2683 * problem for which there is no clean solution. XXX 2684 */ 2685 if (cur_scp->status & SWITCH_WAIT_REL) { 2686 switch (sc->switch_in_progress++) { 2687 case 1: 2688 break; 2689 case 2: 2690 DPRINTF(5, ("sending relsig again, ")); 2691 signal_vt_rel(cur_scp); 2692 break; 2693 case 3: 2694 break; 2695 case 4: 2696 default: 2697 /* 2698 * Act as if the controlling program returned 2699 * VT_FALSE. 2700 */ 2701 DPRINTF(5, ("force reset WAIT_REL, ")); 2702 finish_vt_rel(cur_scp, FALSE, &s); 2703 splx(s); 2704 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2705 return EINVAL; 2706 } 2707 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2708 switch (sc->switch_in_progress++) { 2709 case 1: 2710 break; 2711 case 2: 2712 DPRINTF(5, ("sending acqsig again, ")); 2713 signal_vt_acq(cur_scp); 2714 break; 2715 case 3: 2716 break; 2717 case 4: 2718 default: 2719 /* clear the flag and finish the previous switch */ 2720 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2721 finish_vt_acq(cur_scp); 2722 break; 2723 } 2724 } 2725 } 2726 } 2727 2728 /* 2729 * Return error if an invalid argument is given, or vty switch 2730 * is still in progress. 2731 */ 2732 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2733 || sc->switch_in_progress) { 2734 splx(s); 2735 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2736 DPRINTF(5, ("error 1\n")); 2737 return EINVAL; 2738 } 2739 2740 /* 2741 * Don't allow switching away from the graphics mode vty 2742 * if the switch mode is VT_AUTO, unless the next vty is the same 2743 * as the current or the current vty has been closed (but showing). 2744 */ 2745 tp = SC_DEV(sc, cur_scp->index); 2746 if ((cur_scp->index != next_scr) 2747 && tty_opened_ns(tp) 2748 && (cur_scp->smode.mode == VT_AUTO) 2749 && ISGRAPHSC(cur_scp)) { 2750 splx(s); 2751 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2752 DPRINTF(5, ("error, graphics mode\n")); 2753 return EINVAL; 2754 } 2755 2756 /* 2757 * Is the wanted vty open? Don't allow switching to a closed vty. 2758 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2759 * Note that we always allow the user to switch to the kernel 2760 * console even if it is closed. 2761 */ 2762 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2763 tp = SC_DEV(sc, next_scr); 2764 if (!tty_opened_ns(tp)) { 2765 splx(s); 2766 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2767 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2768 return EINVAL; 2769 } 2770 if (kdb_active && SC_STAT(tp)->smode.mode == VT_PROCESS) { 2771 splx(s); 2772 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2773 return EINVAL; 2774 } 2775 } 2776 2777 /* this is the start of vty switching process... */ 2778 ++sc->switch_in_progress; 2779 sc->old_scp = cur_scp; 2780 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2781 if (sc->new_scp == sc->old_scp) { 2782 sc->switch_in_progress = 0; 2783 /* 2784 * XXX wakeup() locks the scheduler lock which will hang if 2785 * the lock is in an in-between state, e.g., when we stop at 2786 * a breakpoint at fork_exit. It has always been wrong to call 2787 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2788 * is supposed to be locked by splhigh(), but the debugger may 2789 * be invoked at splhigh(). 2790 */ 2791 if (!kdb_active) 2792 wakeup(VTY_WCHAN(sc,next_scr)); 2793 splx(s); 2794 DPRINTF(5, ("switch done (new == old)\n")); 2795 return 0; 2796 } 2797 2798 /* has controlling process died? */ 2799 vt_proc_alive(sc->old_scp); 2800 vt_proc_alive(sc->new_scp); 2801 2802 /* wait for the controlling process to release the screen, if necessary */ 2803 if (signal_vt_rel(sc->old_scp)) { 2804 splx(s); 2805 return 0; 2806 } 2807 2808 /* go set up the new vty screen */ 2809 splx(s); 2810 exchange_scr(sc); 2811 s = spltty(); 2812 2813 /* wake up processes waiting for this vty */ 2814 if (!kdb_active) 2815 wakeup(VTY_WCHAN(sc,next_scr)); 2816 2817 /* wait for the controlling process to acknowledge, if necessary */ 2818 if (signal_vt_acq(sc->cur_scp)) { 2819 splx(s); 2820 return 0; 2821 } 2822 2823 sc->switch_in_progress = 0; 2824 if (sc->unit == sc_console_unit) 2825 cnavailable(sc_consptr, TRUE); 2826 splx(s); 2827 DPRINTF(5, ("switch done\n")); 2828 2829 return 0; 2830 } 2831 2832 static int 2833 do_switch_scr(sc_softc_t *sc, int s) 2834 { 2835 vt_proc_alive(sc->new_scp); 2836 2837 splx(s); 2838 exchange_scr(sc); 2839 s = spltty(); 2840 /* sc->cur_scp == sc->new_scp */ 2841 wakeup(VTY_WCHAN(sc,sc->cur_scp->index)); 2842 2843 /* wait for the controlling process to acknowledge, if necessary */ 2844 if (!signal_vt_acq(sc->cur_scp)) { 2845 sc->switch_in_progress = 0; 2846 if (sc->unit == sc_console_unit) 2847 cnavailable(sc_consptr, TRUE); 2848 } 2849 2850 return s; 2851 } 2852 2853 static int 2854 vt_proc_alive(scr_stat *scp) 2855 { 2856 struct proc *p; 2857 2858 if (scp->proc) { 2859 if ((p = pfind(scp->pid)) != NULL) 2860 PROC_UNLOCK(p); 2861 if (scp->proc == p) 2862 return TRUE; 2863 scp->proc = NULL; 2864 scp->smode.mode = VT_AUTO; 2865 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2866 } 2867 return FALSE; 2868 } 2869 2870 static int 2871 signal_vt_rel(scr_stat *scp) 2872 { 2873 if (scp->smode.mode != VT_PROCESS) 2874 return FALSE; 2875 scp->status |= SWITCH_WAIT_REL; 2876 PROC_LOCK(scp->proc); 2877 kern_psignal(scp->proc, scp->smode.relsig); 2878 PROC_UNLOCK(scp->proc); 2879 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2880 return TRUE; 2881 } 2882 2883 static int 2884 signal_vt_acq(scr_stat *scp) 2885 { 2886 if (scp->smode.mode != VT_PROCESS) 2887 return FALSE; 2888 if (scp->sc->unit == sc_console_unit) 2889 cnavailable(sc_consptr, FALSE); 2890 scp->status |= SWITCH_WAIT_ACQ; 2891 PROC_LOCK(scp->proc); 2892 kern_psignal(scp->proc, scp->smode.acqsig); 2893 PROC_UNLOCK(scp->proc); 2894 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2895 return TRUE; 2896 } 2897 2898 static int 2899 finish_vt_rel(scr_stat *scp, int release, int *s) 2900 { 2901 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2902 scp->status &= ~SWITCH_WAIT_REL; 2903 if (release) 2904 *s = do_switch_scr(scp->sc, *s); 2905 else 2906 scp->sc->switch_in_progress = 0; 2907 return 0; 2908 } 2909 return EINVAL; 2910 } 2911 2912 static int 2913 finish_vt_acq(scr_stat *scp) 2914 { 2915 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2916 scp->status &= ~SWITCH_WAIT_ACQ; 2917 scp->sc->switch_in_progress = 0; 2918 return 0; 2919 } 2920 return EINVAL; 2921 } 2922 2923 static void 2924 exchange_scr(sc_softc_t *sc) 2925 { 2926 scr_stat *scp; 2927 2928 /* save the current state of video and keyboard */ 2929 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2930 if (!ISGRAPHSC(sc->old_scp)) 2931 sc_remove_cursor_image(sc->old_scp); 2932 if (sc->old_scp->kbd_mode == K_XLATE) 2933 save_kbd_state(sc->old_scp); 2934 2935 /* set up the video for the new screen */ 2936 scp = sc->cur_scp = sc->new_scp; 2937 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2938 set_mode(scp); 2939 #ifndef __sparc64__ 2940 else 2941 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2942 (void *)sc->adp->va_window, FALSE); 2943 #endif 2944 scp->status |= MOUSE_HIDDEN; 2945 sc_move_cursor(scp, scp->xpos, scp->ypos); 2946 if (!ISGRAPHSC(scp)) 2947 sc_set_cursor_image(scp); 2948 #ifndef SC_NO_PALETTE_LOADING 2949 if (ISGRAPHSC(sc->old_scp)) { 2950 #ifdef SC_PIXEL_MODE 2951 if (sc->adp->va_info.vi_mem_model == V_INFO_MM_DIRECT) 2952 vidd_load_palette(sc->adp, sc->palette2); 2953 else 2954 #endif 2955 vidd_load_palette(sc->adp, sc->palette); 2956 } 2957 #endif 2958 sc_set_border(scp, scp->border); 2959 2960 /* set up the keyboard for the new screen */ 2961 if (sc->kbd_open_level == 0 && sc->old_scp->kbd_mode != scp->kbd_mode) 2962 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2963 update_kbd_state(scp, scp->status, LOCK_MASK); 2964 2965 mark_all(scp); 2966 } 2967 2968 static void 2969 sc_puts(scr_stat *scp, u_char *buf, int len) 2970 { 2971 #ifdef DEV_SPLASH 2972 /* make screensaver happy */ 2973 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2974 run_scrn_saver = FALSE; 2975 #endif 2976 2977 if (scp->tsw) 2978 (*scp->tsw->te_puts)(scp, buf, len); 2979 if (scp->sc->delayed_next_scr) 2980 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2981 } 2982 2983 void 2984 sc_draw_cursor_image(scr_stat *scp) 2985 { 2986 /* assert(scp == scp->sc->cur_scp); */ 2987 SC_VIDEO_LOCK(scp->sc); 2988 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2989 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2990 sc_inside_cutmark(scp, scp->cursor_pos)); 2991 scp->cursor_oldpos = scp->cursor_pos; 2992 SC_VIDEO_UNLOCK(scp->sc); 2993 } 2994 2995 void 2996 sc_remove_cursor_image(scr_stat *scp) 2997 { 2998 /* assert(scp == scp->sc->cur_scp); */ 2999 SC_VIDEO_LOCK(scp->sc); 3000 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 3001 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 3002 sc_inside_cutmark(scp, scp->cursor_oldpos)); 3003 SC_VIDEO_UNLOCK(scp->sc); 3004 } 3005 3006 static void 3007 update_cursor_image(scr_stat *scp) 3008 { 3009 /* assert(scp == scp->sc->cur_scp); */ 3010 sc_remove_cursor_image(scp); 3011 sc_set_cursor_image(scp); 3012 sc_draw_cursor_image(scp); 3013 } 3014 3015 void 3016 sc_set_cursor_image(scr_stat *scp) 3017 { 3018 scp->curs_attr = scp->base_curs_attr; 3019 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 3020 /* hidden cursor is internally represented as zero-height underline */ 3021 scp->curs_attr.flags = CONS_CHAR_CURSOR; 3022 scp->curs_attr.base = scp->curs_attr.height = 0; 3023 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 3024 scp->curs_attr.base = imin(scp->base_curs_attr.base, 3025 scp->font_size - 1); 3026 scp->curs_attr.height = imin(scp->base_curs_attr.height, 3027 scp->font_size - scp->curs_attr.base); 3028 } else { /* block cursor */ 3029 scp->curs_attr.base = 0; 3030 scp->curs_attr.height = scp->font_size; 3031 } 3032 3033 /* assert(scp == scp->sc->cur_scp); */ 3034 SC_VIDEO_LOCK(scp->sc); 3035 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 3036 scp->curs_attr.flags & CONS_BLINK_CURSOR); 3037 SC_VIDEO_UNLOCK(scp->sc); 3038 } 3039 3040 static void 3041 sc_adjust_ca(struct cursor_attr *cap, int flags, int base, int height) 3042 { 3043 if (flags & CONS_CHARCURSOR_COLORS) { 3044 cap->bg[0] = base & 0xff; 3045 cap->bg[1] = height & 0xff; 3046 } else if (flags & CONS_MOUSECURSOR_COLORS) { 3047 cap->mouse_ba = base & 0xff; 3048 cap->mouse_ia = height & 0xff; 3049 } else { 3050 if (base >= 0) 3051 cap->base = base; 3052 if (height >= 0) 3053 cap->height = height; 3054 if (!(flags & CONS_SHAPEONLY_CURSOR)) 3055 cap->flags = flags & CONS_CURSOR_ATTRS; 3056 } 3057 } 3058 3059 static void 3060 change_cursor_shape(scr_stat *scp, int flags, int base, int height) 3061 { 3062 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 3063 sc_remove_cursor_image(scp); 3064 3065 if (flags & CONS_RESET_CURSOR) 3066 scp->base_curs_attr = scp->dflt_curs_attr; 3067 else if (flags & CONS_DEFAULT_CURSOR) { 3068 sc_adjust_ca(&scp->dflt_curs_attr, flags, base, height); 3069 scp->base_curs_attr = scp->dflt_curs_attr; 3070 } else 3071 sc_adjust_ca(&scp->base_curs_attr, flags, base, height); 3072 3073 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 3074 sc_set_cursor_image(scp); 3075 sc_draw_cursor_image(scp); 3076 } 3077 } 3078 3079 void 3080 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 3081 { 3082 sc_softc_t *sc; 3083 struct tty *tp; 3084 int s; 3085 int i; 3086 3087 if (flags == -1) 3088 flags = CONS_SHAPEONLY_CURSOR; 3089 3090 s = spltty(); 3091 if (flags & CONS_LOCAL_CURSOR) { 3092 /* local (per vty) change */ 3093 change_cursor_shape(scp, flags, base, height); 3094 splx(s); 3095 return; 3096 } 3097 3098 /* global change */ 3099 sc = scp->sc; 3100 if (flags & CONS_RESET_CURSOR) 3101 sc->curs_attr = sc->dflt_curs_attr; 3102 else if (flags & CONS_DEFAULT_CURSOR) { 3103 sc_adjust_ca(&sc->dflt_curs_attr, flags, base, height); 3104 sc->curs_attr = sc->dflt_curs_attr; 3105 } else 3106 sc_adjust_ca(&sc->curs_attr, flags, base, height); 3107 3108 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 3109 if ((tp = SC_DEV(sc, i)) == NULL) 3110 continue; 3111 if ((scp = sc_get_stat(tp)) == NULL) 3112 continue; 3113 scp->dflt_curs_attr = sc->curs_attr; 3114 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 3115 } 3116 splx(s); 3117 } 3118 3119 static void 3120 scinit(int unit, int flags) 3121 { 3122 3123 /* 3124 * When syscons is being initialized as the kernel console, malloc() 3125 * is not yet functional, because various kernel structures has not been 3126 * fully initialized yet. Therefore, we need to declare the following 3127 * static buffers for the console. This is less than ideal, 3128 * but is necessry evil for the time being. XXX 3129 */ 3130 static u_short sc_buffer[ROW*COL]; /* XXX */ 3131 #ifndef SC_NO_FONT_LOADING 3132 static u_char font_8[256*8]; 3133 static u_char font_14[256*14]; 3134 static u_char font_16[256*16]; 3135 #endif 3136 3137 sc_softc_t *sc; 3138 scr_stat *scp; 3139 video_adapter_t *adp; 3140 int col; 3141 int row; 3142 int i; 3143 3144 /* one time initialization */ 3145 if (init_done == COLD) { 3146 sc_get_bios_values(&bios_value); 3147 for (i = 0; i < nitems(sc_kattrtab); i++) { 3148 #if SC_KERNEL_CONS_ATTR == FG_WHITE 3149 sc_kattrtab[i] = 8 + (i + FG_WHITE) % 8U; 3150 #else 3151 sc_kattrtab[i] = SC_KERNEL_CONS_ATTR; 3152 #endif 3153 } 3154 } 3155 init_done = WARM; 3156 3157 /* 3158 * Allocate resources. Even if we are being called for the second 3159 * time, we must allocate them again, because they might have 3160 * disappeared... 3161 */ 3162 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 3163 if ((sc->flags & SC_INIT_DONE) == 0) 3164 SC_VIDEO_LOCKINIT(sc); 3165 3166 adp = NULL; 3167 if (sc->adapter >= 0) { 3168 vid_release(sc->adp, (void *)&sc->adapter); 3169 adp = sc->adp; 3170 sc->adp = NULL; 3171 } 3172 if (sc->keyboard >= 0) { 3173 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 3174 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 3175 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 3176 if (sc->kbd != NULL) { 3177 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 3178 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 3179 } 3180 sc->kbd = NULL; 3181 } 3182 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 3183 sc->adp = vid_get_adapter(sc->adapter); 3184 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 3185 3186 sc->keyboard = sc_allocate_keyboard(sc, unit); 3187 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 3188 3189 sc->kbd = kbd_get_keyboard(sc->keyboard); 3190 if (sc->kbd != NULL) { 3191 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 3192 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 3193 } 3194 3195 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 3196 3197 sc->initial_mode = sc->adp->va_initial_mode; 3198 3199 #ifndef SC_NO_FONT_LOADING 3200 if (flags & SC_KERNEL_CONSOLE) { 3201 sc->font_8 = font_8; 3202 sc->font_14 = font_14; 3203 sc->font_16 = font_16; 3204 } else if (sc->font_8 == NULL) { 3205 /* assert(sc_malloc) */ 3206 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 3207 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 3208 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 3209 } 3210 #endif 3211 3212 /* extract the hardware cursor location and hide the cursor for now */ 3213 vidd_read_hw_cursor(sc->adp, &col, &row); 3214 vidd_set_hw_cursor(sc->adp, -1, -1); 3215 3216 /* set up the first console */ 3217 sc->first_vty = unit*MAXCONS; 3218 sc->vtys = MAXCONS; /* XXX: should be configurable */ 3219 if (flags & SC_KERNEL_CONSOLE) { 3220 /* 3221 * Set up devs structure but don't use it yet, calling make_dev() 3222 * might panic kernel. Wait for sc_attach_unit() to actually 3223 * create the devices. 3224 */ 3225 sc->dev = main_devs; 3226 scp = &main_console; 3227 init_scp(sc, sc->first_vty, scp); 3228 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 3229 (void *)sc_buffer, FALSE); 3230 if (sc_init_emulator(scp, SC_DFLT_TERM)) 3231 sc_init_emulator(scp, "*"); 3232 (*scp->tsw->te_default_attr)(scp, SC_KERNEL_CONS_ATTR, 3233 SC_KERNEL_CONS_REV_ATTR); 3234 } else { 3235 /* assert(sc_malloc) */ 3236 sc->dev = malloc(sizeof(struct tty *)*sc->vtys, M_DEVBUF, 3237 M_WAITOK|M_ZERO); 3238 sc->dev[0] = sc_alloc_tty(0, unit * MAXCONS); 3239 scp = alloc_scp(sc, sc->first_vty); 3240 SC_STAT(sc->dev[0]) = scp; 3241 } 3242 sc->cur_scp = scp; 3243 3244 #ifndef __sparc64__ 3245 /* copy screen to temporary buffer */ 3246 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3247 (void *)scp->sc->adp->va_window, FALSE); 3248 if (ISTEXTSC(scp)) 3249 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 3250 #endif 3251 3252 /* Sync h/w cursor position to s/w (sc and teken). */ 3253 if (col >= scp->xsize) 3254 col = 0; 3255 if (row >= scp->ysize) 3256 row = scp->ysize - 1; 3257 scp->xpos = col; 3258 scp->ypos = row; 3259 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 3260 (*scp->tsw->te_sync)(scp); 3261 3262 sc->dflt_curs_attr.base = 0; 3263 sc->dflt_curs_attr.height = howmany(scp->font_size, 8); 3264 sc->dflt_curs_attr.flags = 0; 3265 sc->dflt_curs_attr.bg[0] = FG_RED; 3266 sc->dflt_curs_attr.bg[1] = FG_LIGHTGREY; 3267 sc->dflt_curs_attr.bg[2] = FG_BLUE; 3268 sc->dflt_curs_attr.mouse_ba = FG_WHITE; 3269 sc->dflt_curs_attr.mouse_ia = FG_RED; 3270 sc->curs_attr = sc->dflt_curs_attr; 3271 scp->base_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3272 scp->curs_attr = scp->base_curs_attr; 3273 3274 #ifndef SC_NO_SYSMOUSE 3275 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 3276 #endif 3277 if (!ISGRAPHSC(scp)) { 3278 sc_set_cursor_image(scp); 3279 sc_draw_cursor_image(scp); 3280 } 3281 3282 /* save font and palette */ 3283 #ifndef SC_NO_FONT_LOADING 3284 sc->fonts_loaded = 0; 3285 if (ISFONTAVAIL(sc->adp->va_flags)) { 3286 #ifdef SC_DFLT_FONT 3287 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 3288 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 3289 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 3290 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 3291 if (scp->font_size < 14) { 3292 sc_load_font(scp, 0, 8, 8, sc->font_8, 0, 256); 3293 } else if (scp->font_size >= 16) { 3294 sc_load_font(scp, 0, 16, 8, sc->font_16, 0, 256); 3295 } else { 3296 sc_load_font(scp, 0, 14, 8, sc->font_14, 0, 256); 3297 } 3298 #else /* !SC_DFLT_FONT */ 3299 if (scp->font_size < 14) { 3300 sc_save_font(scp, 0, 8, 8, sc->font_8, 0, 256); 3301 sc->fonts_loaded = FONT_8; 3302 } else if (scp->font_size >= 16) { 3303 sc_save_font(scp, 0, 16, 8, sc->font_16, 0, 256); 3304 sc->fonts_loaded = FONT_16; 3305 } else { 3306 sc_save_font(scp, 0, 14, 8, sc->font_14, 0, 256); 3307 sc->fonts_loaded = FONT_14; 3308 } 3309 #endif /* SC_DFLT_FONT */ 3310 /* FONT KLUDGE: always use the font page #0. XXX */ 3311 sc_show_font(scp, 0); 3312 } 3313 #endif /* !SC_NO_FONT_LOADING */ 3314 3315 #ifndef SC_NO_PALETTE_LOADING 3316 vidd_save_palette(sc->adp, sc->palette); 3317 #ifdef SC_PIXEL_MODE 3318 for (i = 0; i < sizeof(sc->palette2); i++) 3319 sc->palette2[i] = i / 3; 3320 #endif 3321 #endif 3322 3323 #ifdef DEV_SPLASH 3324 if (!(sc->flags & SC_SPLASH_SCRN)) { 3325 /* we are ready to put up the splash image! */ 3326 splash_init(sc->adp, scsplash_callback, sc); 3327 sc->flags |= SC_SPLASH_SCRN; 3328 } 3329 #endif 3330 } 3331 3332 /* the rest is not necessary, if we have done it once */ 3333 if (sc->flags & SC_INIT_DONE) 3334 return; 3335 3336 /* initialize mapscrn arrays to a one to one map */ 3337 for (i = 0; i < sizeof(sc->scr_map); i++) 3338 sc->scr_map[i] = sc->scr_rmap[i] = i; 3339 3340 sc->flags |= SC_INIT_DONE; 3341 } 3342 3343 static void 3344 scterm(int unit, int flags) 3345 { 3346 sc_softc_t *sc; 3347 scr_stat *scp; 3348 3349 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 3350 if (sc == NULL) 3351 return; /* shouldn't happen */ 3352 3353 #ifdef DEV_SPLASH 3354 /* this console is no longer available for the splash screen */ 3355 if (sc->flags & SC_SPLASH_SCRN) { 3356 splash_term(sc->adp); 3357 sc->flags &= ~SC_SPLASH_SCRN; 3358 } 3359 #endif 3360 3361 #if 0 /* XXX */ 3362 /* move the hardware cursor to the upper-left corner */ 3363 vidd_set_hw_cursor(sc->adp, 0, 0); 3364 #endif 3365 3366 /* release the keyboard and the video card */ 3367 if (sc->keyboard >= 0) 3368 kbd_release(sc->kbd, &sc->keyboard); 3369 if (sc->adapter >= 0) 3370 vid_release(sc->adp, &sc->adapter); 3371 3372 /* stop the terminal emulator, if any */ 3373 scp = sc_get_stat(sc->dev[0]); 3374 if (scp->tsw) 3375 (*scp->tsw->te_term)(scp, &scp->ts); 3376 mtx_destroy(&sc->video_mtx); 3377 3378 /* clear the structure */ 3379 if (!(flags & SC_KERNEL_CONSOLE)) { 3380 free(scp->ts, M_DEVBUF); 3381 /* XXX: We need delete_dev() for this */ 3382 free(sc->dev, M_DEVBUF); 3383 #if 0 3384 /* XXX: We need a ttyunregister for this */ 3385 free(sc->tty, M_DEVBUF); 3386 #endif 3387 #ifndef SC_NO_FONT_LOADING 3388 free(sc->font_8, M_DEVBUF); 3389 free(sc->font_14, M_DEVBUF); 3390 free(sc->font_16, M_DEVBUF); 3391 #endif 3392 /* XXX vtb, history */ 3393 } 3394 bzero(sc, sizeof(*sc)); 3395 sc->keyboard = -1; 3396 sc->adapter = -1; 3397 } 3398 3399 static void 3400 scshutdown(__unused void *arg, __unused int howto) 3401 { 3402 3403 KASSERT(sc_console != NULL, ("sc_console != NULL")); 3404 KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL")); 3405 KASSERT(sc_console->sc->cur_scp != NULL, 3406 ("sc_console->sc->cur_scp != NULL")); 3407 3408 sc_touch_scrn_saver(); 3409 if (!cold && 3410 sc_console->sc->cur_scp->index != sc_console->index && 3411 sc_console->sc->cur_scp->smode.mode == VT_AUTO && 3412 sc_console->smode.mode == VT_AUTO) 3413 sc_switch_scr(sc_console->sc, sc_console->index); 3414 shutdown_in_progress = TRUE; 3415 } 3416 3417 static void 3418 scsuspend(__unused void *arg) 3419 { 3420 int retry; 3421 3422 KASSERT(sc_console != NULL, ("sc_console != NULL")); 3423 KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL")); 3424 KASSERT(sc_console->sc->cur_scp != NULL, 3425 ("sc_console->sc->cur_scp != NULL")); 3426 3427 sc_susp_scr = sc_console->sc->cur_scp->index; 3428 if (sc_no_suspend_vtswitch || 3429 sc_susp_scr == sc_console->index) { 3430 sc_touch_scrn_saver(); 3431 sc_susp_scr = -1; 3432 return; 3433 } 3434 for (retry = 0; retry < 10; retry++) { 3435 sc_switch_scr(sc_console->sc, sc_console->index); 3436 if (!sc_console->sc->switch_in_progress) 3437 break; 3438 pause("scsuspend", hz); 3439 } 3440 suspend_in_progress = TRUE; 3441 } 3442 3443 static void 3444 scresume(__unused void *arg) 3445 { 3446 3447 KASSERT(sc_console != NULL, ("sc_console != NULL")); 3448 KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL")); 3449 KASSERT(sc_console->sc->cur_scp != NULL, 3450 ("sc_console->sc->cur_scp != NULL")); 3451 3452 suspend_in_progress = FALSE; 3453 if (sc_susp_scr < 0) { 3454 update_font(sc_console->sc->cur_scp); 3455 return; 3456 } 3457 sc_switch_scr(sc_console->sc, sc_susp_scr); 3458 } 3459 3460 int 3461 sc_clean_up(scr_stat *scp) 3462 { 3463 #ifdef DEV_SPLASH 3464 int error; 3465 #endif 3466 3467 if (scp->sc->flags & SC_SCRN_BLANKED) { 3468 sc_touch_scrn_saver(); 3469 #ifdef DEV_SPLASH 3470 if ((error = wait_scrn_saver_stop(scp->sc))) 3471 return error; 3472 #endif 3473 } 3474 scp->status |= MOUSE_HIDDEN; 3475 sc_remove_mouse_image(scp); 3476 sc_remove_cutmarking(scp); 3477 return 0; 3478 } 3479 3480 void 3481 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 3482 { 3483 sc_vtb_t new; 3484 sc_vtb_t old; 3485 3486 old = scp->vtb; 3487 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 3488 if (!discard && (old.vtb_flags & VTB_VALID)) { 3489 /* retain the current cursor position and buffer contants */ 3490 scp->cursor_oldpos = scp->cursor_pos; 3491 /* 3492 * This works only if the old buffer has the same size as or larger 3493 * than the new one. XXX 3494 */ 3495 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 3496 scp->vtb = new; 3497 } else { 3498 scp->vtb = new; 3499 sc_vtb_destroy(&old); 3500 } 3501 3502 #ifndef SC_NO_SYSMOUSE 3503 /* move the mouse cursor at the center of the screen */ 3504 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 3505 #endif 3506 } 3507 3508 static scr_stat 3509 *alloc_scp(sc_softc_t *sc, int vty) 3510 { 3511 scr_stat *scp; 3512 3513 /* assert(sc_malloc) */ 3514 3515 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 3516 init_scp(sc, vty, scp); 3517 3518 sc_alloc_scr_buffer(scp, TRUE, TRUE); 3519 if (sc_init_emulator(scp, SC_DFLT_TERM)) 3520 sc_init_emulator(scp, "*"); 3521 3522 #ifndef SC_NO_CUTPASTE 3523 sc_alloc_cut_buffer(scp, TRUE); 3524 #endif 3525 3526 #ifndef SC_NO_HISTORY 3527 sc_alloc_history_buffer(scp, 0, 0, TRUE); 3528 #endif 3529 3530 return scp; 3531 } 3532 3533 static void 3534 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 3535 { 3536 video_info_t info; 3537 3538 bzero(scp, sizeof(*scp)); 3539 3540 scp->index = vty; 3541 scp->sc = sc; 3542 scp->status = 0; 3543 scp->mode = sc->initial_mode; 3544 vidd_get_info(sc->adp, scp->mode, &info); 3545 if (info.vi_flags & V_INFO_GRAPHICS) { 3546 scp->status |= GRAPHICS_MODE; 3547 scp->xpixel = info.vi_width; 3548 scp->ypixel = info.vi_height; 3549 scp->xsize = info.vi_width/info.vi_cwidth; 3550 scp->ysize = info.vi_height/info.vi_cheight; 3551 scp->font_size = 0; 3552 scp->font = NULL; 3553 } else { 3554 scp->xsize = info.vi_width; 3555 scp->ysize = info.vi_height; 3556 scp->xpixel = scp->xsize*info.vi_cwidth; 3557 scp->ypixel = scp->ysize*info.vi_cheight; 3558 } 3559 3560 scp->font_size = info.vi_cheight; 3561 scp->font_width = info.vi_cwidth; 3562 #ifndef SC_NO_FONT_LOADING 3563 if (info.vi_cheight < 14) 3564 scp->font = sc->font_8; 3565 else if (info.vi_cheight >= 16) 3566 scp->font = sc->font_16; 3567 else 3568 scp->font = sc->font_14; 3569 #else 3570 scp->font = NULL; 3571 #endif 3572 3573 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3574 #ifndef __sparc64__ 3575 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3576 #endif 3577 scp->xoff = scp->yoff = 0; 3578 scp->xpos = scp->ypos = 0; 3579 scp->start = scp->xsize * scp->ysize - 1; 3580 scp->end = 0; 3581 scp->tsw = NULL; 3582 scp->ts = NULL; 3583 scp->rndr = NULL; 3584 scp->border = (SC_NORM_ATTR >> 4) & 0x0f; 3585 scp->base_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3586 scp->mouse_cut_start = scp->xsize*scp->ysize; 3587 scp->mouse_cut_end = -1; 3588 scp->mouse_signal = 0; 3589 scp->mouse_pid = 0; 3590 scp->mouse_proc = NULL; 3591 scp->kbd_mode = K_XLATE; 3592 scp->bell_pitch = bios_value.bell_pitch; 3593 scp->bell_duration = BELL_DURATION; 3594 scp->status |= (bios_value.shift_state & NLKED); 3595 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3596 scp->pid = 0; 3597 scp->proc = NULL; 3598 scp->smode.mode = VT_AUTO; 3599 scp->history = NULL; 3600 scp->history_pos = 0; 3601 scp->history_size = 0; 3602 } 3603 3604 int 3605 sc_init_emulator(scr_stat *scp, char *name) 3606 { 3607 sc_term_sw_t *sw; 3608 sc_rndr_sw_t *rndr; 3609 void *p; 3610 int error; 3611 3612 if (name == NULL) /* if no name is given, use the current emulator */ 3613 sw = scp->tsw; 3614 else /* ...otherwise find the named emulator */ 3615 sw = sc_term_match(name); 3616 if (sw == NULL) 3617 return EINVAL; 3618 3619 rndr = NULL; 3620 if (strcmp(sw->te_renderer, "*") != 0) { 3621 rndr = sc_render_match(scp, sw->te_renderer, 3622 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3623 } 3624 if (rndr == NULL) { 3625 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3626 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3627 if (rndr == NULL) 3628 return ENODEV; 3629 } 3630 3631 if (sw == scp->tsw) { 3632 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3633 scp->rndr = rndr; 3634 scp->rndr->init(scp); 3635 sc_clear_screen(scp); 3636 /* assert(error == 0); */ 3637 return error; 3638 } 3639 3640 if (sc_malloc && (sw->te_size > 0)) 3641 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3642 else 3643 p = NULL; 3644 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3645 if (error) 3646 return error; 3647 3648 if (scp->tsw) 3649 (*scp->tsw->te_term)(scp, &scp->ts); 3650 if (scp->ts != NULL) 3651 free(scp->ts, M_DEVBUF); 3652 scp->tsw = sw; 3653 scp->ts = p; 3654 scp->rndr = rndr; 3655 scp->rndr->init(scp); 3656 3657 (*sw->te_default_attr)(scp, SC_NORM_ATTR, SC_NORM_REV_ATTR); 3658 sc_clear_screen(scp); 3659 3660 return 0; 3661 } 3662 3663 /* 3664 * scgetc(flags) - get character from keyboard. 3665 * If flags & SCGETC_CN, then avoid harmful side effects. 3666 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3667 * return NOKEY if there is nothing there. 3668 */ 3669 static u_int 3670 scgetc(sc_softc_t *sc, u_int flags, struct sc_cnstate *sp) 3671 { 3672 scr_stat *scp; 3673 #ifndef SC_NO_HISTORY 3674 struct tty *tp; 3675 #endif 3676 u_int c; 3677 int this_scr; 3678 int f; 3679 int i; 3680 3681 if (sc->kbd == NULL) 3682 return NOKEY; 3683 3684 next_code: 3685 #if 1 3686 /* I don't like this, but... XXX */ 3687 if (flags & SCGETC_CN) 3688 sccnupdate(sc->cur_scp); 3689 #endif 3690 scp = sc->cur_scp; 3691 /* first see if there is something in the keyboard port */ 3692 for (;;) { 3693 if (flags & SCGETC_CN) 3694 sccnscrunlock(sc, sp); 3695 c = kbdd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3696 if (flags & SCGETC_CN) 3697 sccnscrlock(sc, sp); 3698 if (c == ERRKEY) { 3699 if (!(flags & SCGETC_CN)) 3700 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3701 } else if (c == NOKEY) 3702 return c; 3703 else 3704 break; 3705 } 3706 3707 /* make screensaver happy */ 3708 if (!(c & RELKEY)) 3709 sc_touch_scrn_saver(); 3710 3711 if (!(flags & SCGETC_CN)) 3712 random_harvest_queue(&c, sizeof(c), 1, RANDOM_KEYBOARD); 3713 3714 if (sc->kbd_open_level == 0 && scp->kbd_mode != K_XLATE) 3715 return KEYCHAR(c); 3716 3717 /* if scroll-lock pressed allow history browsing */ 3718 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3719 3720 scp->status &= ~CURSOR_ENABLED; 3721 sc_remove_cursor_image(scp); 3722 3723 #ifndef SC_NO_HISTORY 3724 if (!(scp->status & BUFFER_SAVED)) { 3725 scp->status |= BUFFER_SAVED; 3726 sc_hist_save(scp); 3727 } 3728 switch (c) { 3729 /* FIXME: key codes */ 3730 case SPCLKEY | FKEY | F(49): /* home key */ 3731 sc_remove_cutmarking(scp); 3732 sc_hist_home(scp); 3733 goto next_code; 3734 3735 case SPCLKEY | FKEY | F(57): /* end key */ 3736 sc_remove_cutmarking(scp); 3737 sc_hist_end(scp); 3738 goto next_code; 3739 3740 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3741 sc_remove_cutmarking(scp); 3742 if (sc_hist_up_line(scp)) 3743 if (!(flags & SCGETC_CN)) 3744 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3745 goto next_code; 3746 3747 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3748 sc_remove_cutmarking(scp); 3749 if (sc_hist_down_line(scp)) 3750 if (!(flags & SCGETC_CN)) 3751 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3752 goto next_code; 3753 3754 case SPCLKEY | FKEY | F(51): /* page up key */ 3755 sc_remove_cutmarking(scp); 3756 for (i=0; i<scp->ysize; i++) 3757 if (sc_hist_up_line(scp)) { 3758 if (!(flags & SCGETC_CN)) 3759 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3760 break; 3761 } 3762 goto next_code; 3763 3764 case SPCLKEY | FKEY | F(59): /* page down key */ 3765 sc_remove_cutmarking(scp); 3766 for (i=0; i<scp->ysize; i++) 3767 if (sc_hist_down_line(scp)) { 3768 if (!(flags & SCGETC_CN)) 3769 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3770 break; 3771 } 3772 goto next_code; 3773 } 3774 #endif /* SC_NO_HISTORY */ 3775 } 3776 3777 /* 3778 * Process and consume special keys here. Return a plain char code 3779 * or a char code with the META flag or a function key code. 3780 */ 3781 if (c & RELKEY) { 3782 /* key released */ 3783 /* goto next_code */ 3784 } else { 3785 /* key pressed */ 3786 if (c & SPCLKEY) { 3787 c &= ~SPCLKEY; 3788 switch (KEYCHAR(c)) { 3789 /* LOCKING KEYS */ 3790 case NLK: case CLK: case ALK: 3791 break; 3792 case SLK: 3793 (void)kbdd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3794 if (f & SLKED) { 3795 scp->status |= SLKED; 3796 } else { 3797 if (scp->status & SLKED) { 3798 scp->status &= ~SLKED; 3799 #ifndef SC_NO_HISTORY 3800 if (scp->status & BUFFER_SAVED) { 3801 if (!sc_hist_restore(scp)) 3802 sc_remove_cutmarking(scp); 3803 scp->status &= ~BUFFER_SAVED; 3804 scp->status |= CURSOR_ENABLED; 3805 sc_draw_cursor_image(scp); 3806 } 3807 /* Only safe in Giant-locked context. */ 3808 tp = SC_DEV(sc, scp->index); 3809 if (!(flags & SCGETC_CN) && tty_opened_ns(tp)) 3810 sctty_outwakeup(tp); 3811 #endif 3812 } 3813 } 3814 break; 3815 3816 case PASTE: 3817 #ifndef SC_NO_CUTPASTE 3818 sc_mouse_paste(scp); 3819 #endif 3820 break; 3821 3822 /* NON-LOCKING KEYS */ 3823 case NOP: 3824 case LSH: case RSH: case LCTR: case RCTR: 3825 case LALT: case RALT: case ASH: case META: 3826 break; 3827 3828 case BTAB: 3829 if (!(sc->flags & SC_SCRN_BLANKED)) 3830 return c; 3831 break; 3832 3833 case SPSC: 3834 #ifdef DEV_SPLASH 3835 /* force activatation/deactivation of the screen saver */ 3836 if (!(sc->flags & SC_SCRN_BLANKED)) { 3837 run_scrn_saver = TRUE; 3838 sc->scrn_time_stamp -= scrn_blank_time; 3839 } 3840 if (cold) { 3841 /* 3842 * While devices are being probed, the screen saver need 3843 * to be invoked explicitly. XXX 3844 */ 3845 if (sc->flags & SC_SCRN_BLANKED) { 3846 scsplash_stick(FALSE); 3847 stop_scrn_saver(sc, current_saver); 3848 } else { 3849 if (!ISGRAPHSC(scp)) { 3850 scsplash_stick(TRUE); 3851 (*current_saver)(sc, TRUE); 3852 } 3853 } 3854 } 3855 #endif /* DEV_SPLASH */ 3856 break; 3857 3858 case RBT: 3859 #ifndef SC_DISABLE_REBOOT 3860 if (enable_reboot && !(flags & SCGETC_CN)) 3861 shutdown_nice(0); 3862 #endif 3863 break; 3864 3865 case HALT: 3866 #ifndef SC_DISABLE_REBOOT 3867 if (enable_reboot && !(flags & SCGETC_CN)) 3868 shutdown_nice(RB_HALT); 3869 #endif 3870 break; 3871 3872 case PDWN: 3873 #ifndef SC_DISABLE_REBOOT 3874 if (enable_reboot && !(flags & SCGETC_CN)) 3875 shutdown_nice(RB_HALT|RB_POWEROFF); 3876 #endif 3877 break; 3878 3879 case SUSP: 3880 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3881 break; 3882 case STBY: 3883 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3884 break; 3885 3886 case DBG: 3887 #ifndef SC_DISABLE_KDBKEY 3888 if (enable_kdbkey) 3889 kdb_break(); 3890 #endif 3891 break; 3892 3893 case PNC: 3894 if (enable_panic_key) 3895 panic("Forced by the panic key"); 3896 break; 3897 3898 case NEXT: 3899 this_scr = scp->index; 3900 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3901 sc->first_vty + i != this_scr; 3902 i = (i + 1)%sc->vtys) { 3903 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3904 if (tty_opened_ns(tp)) { 3905 sc_switch_scr(scp->sc, sc->first_vty + i); 3906 break; 3907 } 3908 } 3909 break; 3910 3911 case PREV: 3912 this_scr = scp->index; 3913 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3914 sc->first_vty + i != this_scr; 3915 i = (i + sc->vtys - 1)%sc->vtys) { 3916 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3917 if (tty_opened_ns(tp)) { 3918 sc_switch_scr(scp->sc, sc->first_vty + i); 3919 break; 3920 } 3921 } 3922 break; 3923 3924 default: 3925 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3926 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3927 break; 3928 } 3929 /* assert(c & FKEY) */ 3930 if (!(sc->flags & SC_SCRN_BLANKED)) 3931 return c; 3932 break; 3933 } 3934 /* goto next_code */ 3935 } else { 3936 /* regular keys (maybe MKEY is set) */ 3937 #if !defined(SC_DISABLE_KDBKEY) && defined(KDB) 3938 if (enable_kdbkey) 3939 kdb_alt_break(c, &sc->sc_altbrk); 3940 #endif 3941 if (!(sc->flags & SC_SCRN_BLANKED)) 3942 return c; 3943 } 3944 } 3945 3946 goto next_code; 3947 } 3948 3949 static int 3950 sctty_mmap(struct tty *tp, vm_ooffset_t offset, vm_paddr_t *paddr, 3951 int nprot, vm_memattr_t *memattr) 3952 { 3953 scr_stat *scp; 3954 3955 scp = sc_get_stat(tp); 3956 if (scp != scp->sc->cur_scp) 3957 return -1; 3958 return vidd_mmap(scp->sc->adp, offset, paddr, nprot, memattr); 3959 } 3960 3961 static void 3962 update_font(scr_stat *scp) 3963 { 3964 #ifndef SC_NO_FONT_LOADING 3965 /* load appropriate font */ 3966 if (!(scp->status & GRAPHICS_MODE)) { 3967 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3968 if (scp->font_size < 14) { 3969 if (scp->sc->fonts_loaded & FONT_8) 3970 sc_load_font(scp, 0, 8, 8, scp->sc->font_8, 0, 256); 3971 } else if (scp->font_size >= 16) { 3972 if (scp->sc->fonts_loaded & FONT_16) 3973 sc_load_font(scp, 0, 16, 8, scp->sc->font_16, 0, 256); 3974 } else { 3975 if (scp->sc->fonts_loaded & FONT_14) 3976 sc_load_font(scp, 0, 14, 8, scp->sc->font_14, 0, 256); 3977 } 3978 /* 3979 * FONT KLUDGE: 3980 * This is an interim kludge to display correct font. 3981 * Always use the font page #0 on the video plane 2. 3982 * Somehow we cannot show the font in other font pages on 3983 * some video cards... XXX 3984 */ 3985 sc_show_font(scp, 0); 3986 } 3987 mark_all(scp); 3988 } 3989 #endif /* !SC_NO_FONT_LOADING */ 3990 } 3991 3992 static int 3993 save_kbd_state(scr_stat *scp) 3994 { 3995 int state; 3996 int error; 3997 3998 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3999 if (error == ENOIOCTL) 4000 error = ENODEV; 4001 if (error == 0) { 4002 scp->status &= ~LOCK_MASK; 4003 scp->status |= state; 4004 } 4005 return error; 4006 } 4007 4008 static int 4009 update_kbd_state(scr_stat *scp, int new_bits, int mask) 4010 { 4011 int state; 4012 int error; 4013 4014 if (mask != LOCK_MASK) { 4015 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 4016 if (error == ENOIOCTL) 4017 error = ENODEV; 4018 if (error) 4019 return error; 4020 state &= ~mask; 4021 state |= new_bits & mask; 4022 } else { 4023 state = new_bits & LOCK_MASK; 4024 } 4025 error = kbdd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 4026 if (error == ENOIOCTL) 4027 error = ENODEV; 4028 return error; 4029 } 4030 4031 static int 4032 update_kbd_leds(scr_stat *scp, int which) 4033 { 4034 int error; 4035 4036 which &= LOCK_MASK; 4037 error = kbdd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 4038 if (error == ENOIOCTL) 4039 error = ENODEV; 4040 return error; 4041 } 4042 4043 int 4044 set_mode(scr_stat *scp) 4045 { 4046 video_info_t info; 4047 4048 /* reject unsupported mode */ 4049 if (vidd_get_info(scp->sc->adp, scp->mode, &info)) 4050 return 1; 4051 4052 /* if this vty is not currently showing, do nothing */ 4053 if (scp != scp->sc->cur_scp) 4054 return 0; 4055 4056 /* setup video hardware for the given mode */ 4057 vidd_set_mode(scp->sc->adp, scp->mode); 4058 scp->rndr->init(scp); 4059 #ifndef __sparc64__ 4060 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 4061 (void *)scp->sc->adp->va_window, FALSE); 4062 #endif 4063 4064 update_font(scp); 4065 4066 sc_set_border(scp, scp->border); 4067 sc_set_cursor_image(scp); 4068 4069 return 0; 4070 } 4071 4072 void 4073 sc_set_border(scr_stat *scp, int color) 4074 { 4075 SC_VIDEO_LOCK(scp->sc); 4076 (*scp->rndr->draw_border)(scp, color); 4077 SC_VIDEO_UNLOCK(scp->sc); 4078 } 4079 4080 #ifndef SC_NO_FONT_LOADING 4081 void 4082 sc_load_font(scr_stat *scp, int page, int size, int width, u_char *buf, 4083 int base, int count) 4084 { 4085 sc_softc_t *sc; 4086 4087 sc = scp->sc; 4088 sc->font_loading_in_progress = TRUE; 4089 vidd_load_font(sc->adp, page, size, width, buf, base, count); 4090 sc->font_loading_in_progress = FALSE; 4091 } 4092 4093 void 4094 sc_save_font(scr_stat *scp, int page, int size, int width, u_char *buf, 4095 int base, int count) 4096 { 4097 sc_softc_t *sc; 4098 4099 sc = scp->sc; 4100 sc->font_loading_in_progress = TRUE; 4101 vidd_save_font(sc->adp, page, size, width, buf, base, count); 4102 sc->font_loading_in_progress = FALSE; 4103 } 4104 4105 void 4106 sc_show_font(scr_stat *scp, int page) 4107 { 4108 vidd_show_font(scp->sc->adp, page); 4109 } 4110 #endif /* !SC_NO_FONT_LOADING */ 4111 4112 void 4113 sc_paste(scr_stat *scp, const u_char *p, int count) 4114 { 4115 struct tty *tp; 4116 u_char *rmap; 4117 4118 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 4119 if (!tty_opened_ns(tp)) 4120 return; 4121 rmap = scp->sc->scr_rmap; 4122 for (; count > 0; --count) 4123 ttydisc_rint(tp, rmap[*p++], 0); 4124 ttydisc_rint_done(tp); 4125 } 4126 4127 void 4128 sc_respond(scr_stat *scp, const u_char *p, int count, int wakeup) 4129 { 4130 struct tty *tp; 4131 4132 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 4133 if (!tty_opened_ns(tp)) 4134 return; 4135 ttydisc_rint_simple(tp, p, count); 4136 if (wakeup) { 4137 /* XXX: we can't always call ttydisc_rint_done() here! */ 4138 ttydisc_rint_done(tp); 4139 } 4140 } 4141 4142 void 4143 sc_bell(scr_stat *scp, int pitch, int duration) 4144 { 4145 if (cold || kdb_active || shutdown_in_progress || !enable_bell) 4146 return; 4147 4148 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 4149 return; 4150 4151 if (scp->sc->flags & SC_VISUAL_BELL) { 4152 if (scp->sc->blink_in_progress) 4153 return; 4154 scp->sc->blink_in_progress = 3; 4155 if (scp != scp->sc->cur_scp) 4156 scp->sc->blink_in_progress += 2; 4157 blink_screen(scp->sc->cur_scp); 4158 } else if (duration != 0 && pitch != 0) { 4159 if (scp != scp->sc->cur_scp) 4160 pitch *= 2; 4161 sysbeep(1193182 / pitch, duration); 4162 } 4163 } 4164 4165 static int 4166 sc_kattr(void) 4167 { 4168 if (sc_console == NULL) 4169 return (SC_KERNEL_CONS_ATTR); /* for very early, before pcpu */ 4170 return (sc_kattrtab[PCPU_GET(cpuid) % nitems(sc_kattrtab)]); 4171 } 4172 4173 static void 4174 blink_screen(void *arg) 4175 { 4176 scr_stat *scp = arg; 4177 struct tty *tp; 4178 4179 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 4180 scp->sc->blink_in_progress = 0; 4181 mark_all(scp); 4182 tp = SC_DEV(scp->sc, scp->index); 4183 if (tty_opened_ns(tp)) 4184 sctty_outwakeup(tp); 4185 if (scp->sc->delayed_next_scr) 4186 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 4187 } 4188 else { 4189 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 4190 scp->sc->blink_in_progress & 1); 4191 scp->sc->blink_in_progress--; 4192 callout_reset_sbt(&scp->sc->cblink, SBT_1S / 15, 0, 4193 blink_screen, scp, C_PREL(0)); 4194 } 4195 } 4196 4197 /* 4198 * Until sc_attach_unit() gets called no dev structures will be available 4199 * to store the per-screen current status. This is the case when the 4200 * kernel is initially booting and needs access to its console. During 4201 * this early phase of booting the console's current status is kept in 4202 * one statically defined scr_stat structure, and any pointers to the 4203 * dev structures will be NULL. 4204 */ 4205 4206 static scr_stat * 4207 sc_get_stat(struct tty *tp) 4208 { 4209 if (tp == NULL) 4210 return (&main_console); 4211 return (SC_STAT(tp)); 4212 } 4213 4214 /* 4215 * Allocate active keyboard. Try to allocate "kbdmux" keyboard first, and, 4216 * if found, add all non-busy keyboards to "kbdmux". Otherwise look for 4217 * any keyboard. 4218 */ 4219 4220 static int 4221 sc_allocate_keyboard(sc_softc_t *sc, int unit) 4222 { 4223 int idx0, idx; 4224 keyboard_t *k0, *k; 4225 keyboard_info_t ki; 4226 4227 idx0 = kbd_allocate("kbdmux", -1, (void *)&sc->keyboard, sckbdevent, sc); 4228 if (idx0 != -1) { 4229 k0 = kbd_get_keyboard(idx0); 4230 4231 for (idx = kbd_find_keyboard2("*", -1, 0); 4232 idx != -1; 4233 idx = kbd_find_keyboard2("*", -1, idx + 1)) { 4234 k = kbd_get_keyboard(idx); 4235 4236 if (idx == idx0 || KBD_IS_BUSY(k)) 4237 continue; 4238 4239 bzero(&ki, sizeof(ki)); 4240 strcpy(ki.kb_name, k->kb_name); 4241 ki.kb_unit = k->kb_unit; 4242 4243 (void)kbdd_ioctl(k0, KBADDKBD, (caddr_t) &ki); 4244 } 4245 } else 4246 idx0 = kbd_allocate("*", unit, (void *)&sc->keyboard, sckbdevent, sc); 4247 4248 return (idx0); 4249 } 4250