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 #ifdef __amd64__ 292 fb = KERNBASE + 0xb8000; 293 #else /* __i386__ */ 294 fb = PMAP_MAP_LOW + 0xb8000; 295 #endif 296 xsize = 80; 297 ysize = 25; 298 #endif 299 } else { 300 if (!ISTEXTSC(&main_console)) 301 return; 302 fb = main_console.sc->adp->va_window; 303 xsize = main_console.xsize; 304 ysize = main_console.ysize; 305 } 306 yborder = ysize / 5; 307 scrptr = (u_short *)(void *)fb + xsize * yborder; 308 mysize = xsize * (ysize - 2 * yborder); 309 do { 310 ind = ec_scroffset; 311 column = ind % xsize; 312 width = (c == '\b' ? -1 : c == '\t' ? (column + 8) & ~7 : 313 c == '\r' ? -column : c == '\n' ? xsize - column : 1); 314 if (width == 0 || (width < 0 && ind < -width)) 315 return; 316 } while (atomic_cmpset_rel_int(&ec_scroffset, ind, ind + width) == 0); 317 if (c == '\b' || c == '\r') 318 return; 319 if (c == '\n') 320 ind += xsize; /* XXX clearing from new pos is not atomic */ 321 322 attr = sc_kattr(); 323 if (c == '\t' || c == '\n') 324 c = ' '; 325 do 326 scrptr[ind++ % mysize] = (attr << 8) | c; 327 while (--width != 0); 328 } 329 330 int 331 sc_probe_unit(int unit, int flags) 332 { 333 if (!vty_enabled(VTY_SC)) 334 return ENXIO; 335 if (!scvidprobe(unit, flags, FALSE)) { 336 if (bootverbose) 337 printf("%s%d: no video adapter found.\n", SC_DRIVER_NAME, unit); 338 return ENXIO; 339 } 340 341 /* syscons will be attached even when there is no keyboard */ 342 sckbdprobe(unit, flags, FALSE); 343 344 return 0; 345 } 346 347 /* probe video adapters, return TRUE if found */ 348 static int 349 scvidprobe(int unit, int flags, int cons) 350 { 351 /* 352 * Access the video adapter driver through the back door! 353 * Video adapter drivers need to be configured before syscons. 354 * However, when syscons is being probed as the low-level console, 355 * they have not been initialized yet. We force them to initialize 356 * themselves here. XXX 357 */ 358 vid_configure(cons ? VIO_PROBE_ONLY : 0); 359 360 return (vid_find_adapter("*", unit) >= 0); 361 } 362 363 /* probe the keyboard, return TRUE if found */ 364 static int 365 sckbdprobe(int unit, int flags, int cons) 366 { 367 /* access the keyboard driver through the backdoor! */ 368 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 369 370 return (kbd_find_keyboard("*", unit) >= 0); 371 } 372 373 static char 374 *adapter_name(video_adapter_t *adp) 375 { 376 static struct { 377 int type; 378 char *name[2]; 379 } names[] = { 380 { KD_MONO, { "MDA", "MDA" } }, 381 { KD_HERCULES, { "Hercules", "Hercules" } }, 382 { KD_CGA, { "CGA", "CGA" } }, 383 { KD_EGA, { "EGA", "EGA (mono)" } }, 384 { KD_VGA, { "VGA", "VGA (mono)" } }, 385 { KD_TGA, { "TGA", "TGA" } }, 386 { -1, { "Unknown", "Unknown" } }, 387 }; 388 int i; 389 390 for (i = 0; names[i].type != -1; ++i) 391 if (names[i].type == adp->va_type) 392 break; 393 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 394 } 395 396 static void 397 sctty_outwakeup(struct tty *tp) 398 { 399 size_t len; 400 u_char buf[PCBURST]; 401 scr_stat *scp = sc_get_stat(tp); 402 403 if (scp->status & SLKED || 404 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 405 return; 406 407 for (;;) { 408 len = ttydisc_getc(tp, buf, sizeof buf); 409 if (len == 0) 410 break; 411 SC_VIDEO_LOCK(scp->sc); 412 sc_puts(scp, buf, len); 413 SC_VIDEO_UNLOCK(scp->sc); 414 } 415 } 416 417 static struct tty * 418 sc_alloc_tty(int index, int devnum) 419 { 420 struct sc_ttysoftc *stc; 421 struct tty *tp; 422 423 /* Allocate TTY object and softc to store unit number. */ 424 stc = malloc(sizeof(struct sc_ttysoftc), M_DEVBUF, M_WAITOK); 425 stc->st_index = index; 426 stc->st_stat = NULL; 427 tp = tty_alloc_mutex(&sc_ttydevsw, stc, &Giant); 428 429 /* Create device node. */ 430 tty_makedev(tp, NULL, "v%r", devnum); 431 432 return (tp); 433 } 434 435 #ifdef SC_PIXEL_MODE 436 static void 437 sc_set_vesa_mode(scr_stat *scp, sc_softc_t *sc, int unit) 438 { 439 video_info_t info; 440 u_char *font; 441 int depth; 442 int fontsize; 443 int i; 444 int vmode; 445 446 vmode = 0; 447 (void)resource_int_value("sc", unit, "vesa_mode", &vmode); 448 if (vmode < M_VESA_BASE || vmode > M_VESA_MODE_MAX || 449 vidd_get_info(sc->adp, vmode, &info) != 0 || 450 !sc_support_pixel_mode(&info)) 451 vmode = 0; 452 453 /* 454 * If the mode is unset or unsupported, search for an available 455 * 800x600 graphics mode with the highest color depth. 456 */ 457 if (vmode == 0) { 458 for (depth = 0, i = M_VESA_BASE; i <= M_VESA_MODE_MAX; i++) 459 if (vidd_get_info(sc->adp, i, &info) == 0 && 460 info.vi_width == 800 && info.vi_height == 600 && 461 sc_support_pixel_mode(&info) && 462 info.vi_depth > depth) { 463 vmode = i; 464 depth = info.vi_depth; 465 } 466 if (vmode == 0) 467 return; 468 vidd_get_info(sc->adp, vmode, &info); 469 } 470 471 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 472 fontsize = info.vi_cheight; 473 #else 474 fontsize = scp->font_size; 475 #endif 476 if (fontsize < 14) 477 fontsize = 8; 478 else if (fontsize >= 16) 479 fontsize = 16; 480 else 481 fontsize = 14; 482 #ifndef SC_NO_FONT_LOADING 483 switch (fontsize) { 484 case 8: 485 if ((sc->fonts_loaded & FONT_8) == 0) 486 return; 487 font = sc->font_8; 488 break; 489 case 14: 490 if ((sc->fonts_loaded & FONT_14) == 0) 491 return; 492 font = sc->font_14; 493 break; 494 case 16: 495 if ((sc->fonts_loaded & FONT_16) == 0) 496 return; 497 font = sc->font_16; 498 break; 499 } 500 #else 501 font = NULL; 502 #endif 503 #ifdef DEV_SPLASH 504 if ((sc->flags & SC_SPLASH_SCRN) != 0) 505 splash_term(sc->adp); 506 #endif 507 #ifndef SC_NO_HISTORY 508 if (scp->history != NULL) { 509 sc_vtb_append(&scp->vtb, 0, scp->history, 510 scp->ypos * scp->xsize + scp->xpos); 511 scp->history_pos = sc_vtb_tail(scp->history); 512 } 513 #endif 514 vidd_set_mode(sc->adp, vmode); 515 scp->status |= (UNKNOWN_MODE | PIXEL_MODE | MOUSE_HIDDEN); 516 scp->status &= ~(GRAPHICS_MODE | MOUSE_VISIBLE); 517 scp->xpixel = info.vi_width; 518 scp->ypixel = info.vi_height; 519 scp->xsize = scp->xpixel / 8; 520 scp->ysize = scp->ypixel / fontsize; 521 scp->xpos = 0; 522 scp->ypos = scp->ysize - 1; 523 scp->xoff = scp->yoff = 0; 524 scp->font = font; 525 scp->font_size = fontsize; 526 scp->font_width = 8; 527 scp->start = scp->xsize * scp->ysize - 1; 528 scp->end = 0; 529 scp->cursor_pos = scp->cursor_oldpos = scp->xsize * scp->xsize; 530 scp->mode = sc->initial_mode = vmode; 531 #ifndef __sparc64__ 532 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 533 (void *)sc->adp->va_window, FALSE); 534 #endif 535 sc_alloc_scr_buffer(scp, FALSE, FALSE); 536 sc_init_emulator(scp, NULL); 537 #ifndef SC_NO_CUTPASTE 538 sc_alloc_cut_buffer(scp, FALSE); 539 #endif 540 #ifndef SC_NO_HISTORY 541 sc_alloc_history_buffer(scp, 0, 0, FALSE); 542 #endif 543 sc_set_border(scp, scp->border); 544 sc_set_cursor_image(scp); 545 scp->status &= ~UNKNOWN_MODE; 546 #ifdef DEV_SPLASH 547 if ((sc->flags & SC_SPLASH_SCRN) != 0) 548 splash_init(sc->adp, scsplash_callback, sc); 549 #endif 550 } 551 #endif 552 553 int 554 sc_attach_unit(int unit, int flags) 555 { 556 sc_softc_t *sc; 557 scr_stat *scp; 558 struct cdev *dev; 559 void *oldts, *ts; 560 int i, vc; 561 562 if (!vty_enabled(VTY_SC)) 563 return ENXIO; 564 565 flags &= ~SC_KERNEL_CONSOLE; 566 567 if (sc_console_unit == unit) { 568 /* 569 * If this unit is being used as the system console, we need to 570 * adjust some variables and buffers before and after scinit(). 571 */ 572 /* assert(sc_console != NULL) */ 573 flags |= SC_KERNEL_CONSOLE; 574 scmeminit(NULL); 575 576 scinit(unit, flags); 577 578 if (sc_console->tsw->te_size > 0) { 579 sc_ktsw = sc_console->tsw; 580 /* assert(sc_console->ts != NULL); */ 581 oldts = sc_console->ts; 582 for (i = 0; i <= mp_maxid; i++) { 583 ts = malloc(sc_console->tsw->te_size, M_DEVBUF, 584 M_WAITOK | M_ZERO); 585 (*sc_console->tsw->te_init)(sc_console, &ts, SC_TE_COLD_INIT); 586 sc_console->ts = ts; 587 (*sc_console->tsw->te_default_attr)(sc_console, sc_kattrtab[i], 588 SC_KERNEL_CONS_REV_ATTR); 589 sc_kts[i] = ts; 590 } 591 sc_console->ts = oldts; 592 (*sc_console->tsw->te_default_attr)(sc_console, SC_NORM_ATTR, 593 SC_NORM_REV_ATTR); 594 } 595 } else { 596 scinit(unit, flags); 597 } 598 599 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 600 sc->config = flags; 601 callout_init(&sc->ctimeout, 0); 602 callout_init(&sc->cblink, 0); 603 scp = sc_get_stat(sc->dev[0]); 604 if (sc_console == NULL) /* sc_console_unit < 0 */ 605 sc_console = scp; 606 607 #ifdef SC_PIXEL_MODE 608 if ((sc->config & SC_VESAMODE) != 0) 609 sc_set_vesa_mode(scp, sc, unit); 610 #endif /* SC_PIXEL_MODE */ 611 612 /* initialize cursor */ 613 if (!ISGRAPHSC(scp)) 614 update_cursor_image(scp); 615 616 /* get screen update going */ 617 scrn_timer(sc); 618 619 /* set up the keyboard */ 620 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 621 update_kbd_state(scp, scp->status, LOCK_MASK); 622 623 printf("%s%d: %s <%d virtual consoles, flags=0x%x>\n", 624 SC_DRIVER_NAME, unit, adapter_name(sc->adp), sc->vtys, sc->config); 625 if (bootverbose) { 626 printf("%s%d:", SC_DRIVER_NAME, unit); 627 if (sc->adapter >= 0) 628 printf(" fb%d", sc->adapter); 629 if (sc->keyboard >= 0) 630 printf(", kbd%d", sc->keyboard); 631 if (scp->tsw) 632 printf(", terminal emulator: %s (%s)", 633 scp->tsw->te_name, scp->tsw->te_desc); 634 printf("\n"); 635 } 636 637 /* Register suspend/resume/shutdown callbacks for the kernel console. */ 638 if (sc_console_unit == unit) { 639 EVENTHANDLER_REGISTER(power_suspend_early, scsuspend, NULL, 640 EVENTHANDLER_PRI_ANY); 641 EVENTHANDLER_REGISTER(power_resume, scresume, NULL, 642 EVENTHANDLER_PRI_ANY); 643 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, NULL, 644 SHUTDOWN_PRI_DEFAULT); 645 } 646 647 for (vc = 0; vc < sc->vtys; vc++) { 648 if (sc->dev[vc] == NULL) { 649 sc->dev[vc] = sc_alloc_tty(vc, vc + unit * MAXCONS); 650 if (vc == 0 && sc->dev == main_devs) 651 SC_STAT(sc->dev[0]) = &main_console; 652 } 653 /* 654 * The first vty already has struct tty and scr_stat initialized 655 * in scinit(). The other vtys will have these structs when 656 * first opened. 657 */ 658 } 659 660 dev = make_dev(&consolectl_devsw, 0, UID_ROOT, GID_WHEEL, 0600, 661 "consolectl"); 662 dev->si_drv1 = sc->dev[0]; 663 664 return 0; 665 } 666 667 static void 668 scmeminit(void *arg) 669 { 670 if (!vty_enabled(VTY_SC)) 671 return; 672 if (sc_malloc) 673 return; 674 sc_malloc = TRUE; 675 676 /* 677 * As soon as malloc() becomes functional, we had better allocate 678 * various buffers for the kernel console. 679 */ 680 681 if (sc_console_unit < 0) /* sc_console == NULL */ 682 return; 683 684 /* copy the temporary buffer to the final buffer */ 685 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 686 687 #ifndef SC_NO_CUTPASTE 688 sc_alloc_cut_buffer(sc_console, FALSE); 689 #endif 690 691 #ifndef SC_NO_HISTORY 692 /* initialize history buffer & pointers */ 693 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 694 #endif 695 } 696 697 /* XXX */ 698 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 699 700 static int 701 scdevtounit(struct tty *tp) 702 { 703 int vty = SC_VTY(tp); 704 705 if (vty == SC_CONSOLECTL) 706 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 707 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 708 return -1; 709 else 710 return vty/MAXCONS; 711 } 712 713 static int 714 sctty_open(struct tty *tp) 715 { 716 int unit = scdevtounit(tp); 717 sc_softc_t *sc; 718 scr_stat *scp; 719 #ifndef __sparc64__ 720 keyarg_t key; 721 #endif 722 723 DPRINTF(5, ("scopen: dev:%s, unit:%d, vty:%d\n", 724 devtoname(tp->t_dev), unit, SC_VTY(tp))); 725 726 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 727 if (sc == NULL) 728 return ENXIO; 729 730 if (!tty_opened(tp)) { 731 /* Use the current setting of the <-- key as default VERASE. */ 732 /* If the Delete key is preferable, an stty is necessary */ 733 #ifndef __sparc64__ 734 if (sc->kbd != NULL) { 735 key.keynum = KEYCODE_BS; 736 (void)kbdd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 737 tp->t_termios.c_cc[VERASE] = key.key.map[0]; 738 } 739 #endif 740 } 741 742 scp = sc_get_stat(tp); 743 if (scp == NULL) { 744 scp = SC_STAT(tp) = alloc_scp(sc, SC_VTY(tp)); 745 if (ISGRAPHSC(scp)) 746 sc_set_pixel_mode(scp, NULL, 0, 0, 16, 8); 747 } 748 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 749 tp->t_winsize.ws_col = scp->xsize; 750 tp->t_winsize.ws_row = scp->ysize; 751 } 752 753 return (0); 754 } 755 756 static void 757 sctty_close(struct tty *tp) 758 { 759 scr_stat *scp; 760 int s; 761 762 if (SC_VTY(tp) != SC_CONSOLECTL) { 763 scp = sc_get_stat(tp); 764 /* were we in the middle of the VT switching process? */ 765 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 766 s = spltty(); 767 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 768 cnavailable(sc_consptr, TRUE); 769 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 770 DPRINTF(5, ("reset WAIT_REL, ")); 771 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 772 DPRINTF(5, ("reset WAIT_ACQ, ")); 773 #ifdef not_yet_done 774 if (scp == &main_console) { 775 scp->pid = 0; 776 scp->proc = NULL; 777 scp->smode.mode = VT_AUTO; 778 } 779 else { 780 sc_vtb_destroy(&scp->vtb); 781 #ifndef __sparc64__ 782 sc_vtb_destroy(&scp->scr); 783 #endif 784 sc_free_history_buffer(scp, scp->ysize); 785 SC_STAT(tp) = NULL; 786 free(scp, M_DEVBUF); 787 } 788 #else 789 scp->pid = 0; 790 scp->proc = NULL; 791 scp->smode.mode = VT_AUTO; 792 #endif 793 scp->kbd_mode = K_XLATE; 794 if (scp == scp->sc->cur_scp) 795 (void)kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 796 DPRINTF(5, ("done.\n")); 797 } 798 } 799 800 #if 0 /* XXX mpsafetty: fix screensaver. What about outwakeup? */ 801 static int 802 scread(struct cdev *dev, struct uio *uio, int flag) 803 { 804 if (!sc_saver_keyb_only) 805 sc_touch_scrn_saver(); 806 return ttyread(dev, uio, flag); 807 } 808 #endif 809 810 static int 811 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 812 { 813 sc_softc_t *sc; 814 struct tty *cur_tty; 815 int c, error = 0; 816 size_t len; 817 const u_char *cp; 818 819 sc = (sc_softc_t *)arg; 820 /* assert(thiskbd == sc->kbd) */ 821 822 mtx_lock(&Giant); 823 824 switch (event) { 825 case KBDIO_KEYINPUT: 826 break; 827 case KBDIO_UNLOADING: 828 sc->kbd = NULL; 829 sc->keyboard = -1; 830 kbd_release(thiskbd, (void *)&sc->keyboard); 831 goto done; 832 default: 833 error = EINVAL; 834 goto done; 835 } 836 837 /* 838 * Loop while there is still input to get from the keyboard. 839 * I don't think this is nessesary, and it doesn't fix 840 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 841 */ 842 while ((c = scgetc(sc, SCGETC_NONBLOCK, NULL)) != NOKEY) { 843 844 cur_tty = SC_DEV(sc, sc->cur_scp->index); 845 if (!tty_opened_ns(cur_tty)) 846 continue; 847 848 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 849 continue; 850 851 switch (KEYFLAGS(c)) { 852 case 0x0000: /* normal key */ 853 ttydisc_rint(cur_tty, KEYCHAR(c), 0); 854 break; 855 case FKEY: /* function key, return string */ 856 cp = (*sc->cur_scp->tsw->te_fkeystr)(sc->cur_scp, c); 857 if (cp != NULL) { 858 ttydisc_rint_simple(cur_tty, cp, strlen(cp)); 859 break; 860 } 861 cp = kbdd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 862 if (cp != NULL) 863 ttydisc_rint_simple(cur_tty, cp, len); 864 break; 865 case MKEY: /* meta is active, prepend ESC */ 866 ttydisc_rint(cur_tty, 0x1b, 0); 867 ttydisc_rint(cur_tty, KEYCHAR(c), 0); 868 break; 869 case BKEY: /* backtab fixed sequence (esc [ Z) */ 870 ttydisc_rint_simple(cur_tty, "\x1B[Z", 3); 871 break; 872 } 873 874 ttydisc_rint_done(cur_tty); 875 } 876 877 sc->cur_scp->status |= MOUSE_HIDDEN; 878 879 done: 880 mtx_unlock(&Giant); 881 return (error); 882 } 883 884 static int 885 sctty_ioctl(struct tty *tp, u_long cmd, caddr_t data, struct thread *td) 886 { 887 int error; 888 int i; 889 struct cursor_attr *cap; 890 sc_softc_t *sc; 891 scr_stat *scp; 892 int s; 893 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 894 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 895 int ival; 896 #endif 897 898 /* If there is a user_ioctl function call that first */ 899 if (sc_user_ioctl) { 900 error = (*sc_user_ioctl)(tp, cmd, data, td); 901 if (error != ENOIOCTL) 902 return error; 903 } 904 905 error = sc_vid_ioctl(tp, cmd, data, td); 906 if (error != ENOIOCTL) 907 return error; 908 909 #ifndef SC_NO_HISTORY 910 error = sc_hist_ioctl(tp, cmd, data, td); 911 if (error != ENOIOCTL) 912 return error; 913 #endif 914 915 #ifndef SC_NO_SYSMOUSE 916 error = sc_mouse_ioctl(tp, cmd, data, td); 917 if (error != ENOIOCTL) 918 return error; 919 #endif 920 921 scp = sc_get_stat(tp); 922 /* assert(scp != NULL) */ 923 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 924 sc = scp->sc; 925 926 if (scp->tsw) { 927 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, td); 928 if (error != ENOIOCTL) 929 return error; 930 } 931 932 switch (cmd) { /* process console hardware related ioctl's */ 933 934 case GIO_ATTR: /* get current attributes */ 935 /* this ioctl is not processed here, but in the terminal emulator */ 936 return ENOTTY; 937 938 case GIO_COLOR: /* is this a color console ? */ 939 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 940 return 0; 941 942 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 943 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 944 return EINVAL; 945 s = spltty(); 946 scrn_blank_time = *(int *)data; 947 run_scrn_saver = (scrn_blank_time != 0); 948 splx(s); 949 return 0; 950 951 case CONS_CURSORTYPE: /* set cursor type (old interface + HIDDEN) */ 952 s = spltty(); 953 *(int *)data &= CONS_CURSOR_ATTRS; 954 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 955 splx(s); 956 return 0; 957 958 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 959 switch (((int *)data)[0] & (CONS_DEFAULT_CURSOR | CONS_LOCAL_CURSOR)) { 960 case 0: 961 cap = &sc->curs_attr; 962 break; 963 case CONS_LOCAL_CURSOR: 964 cap = &scp->base_curs_attr; 965 break; 966 case CONS_DEFAULT_CURSOR: 967 cap = &sc->dflt_curs_attr; 968 break; 969 case CONS_DEFAULT_CURSOR | CONS_LOCAL_CURSOR: 970 cap = &scp->dflt_curs_attr; 971 break; 972 } 973 if (((int *)data)[0] & CONS_CHARCURSOR_COLORS) { 974 ((int *)data)[1] = cap->bg[0]; 975 ((int *)data)[2] = cap->bg[1]; 976 } else if (((int *)data)[0] & CONS_MOUSECURSOR_COLORS) { 977 ((int *)data)[1] = cap->mouse_ba; 978 ((int *)data)[2] = cap->mouse_ia; 979 } else { 980 ((int *)data)[1] = cap->base; 981 ((int *)data)[2] = cap->height; 982 } 983 ((int *)data)[0] = cap->flags; 984 return 0; 985 986 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 987 s = spltty(); 988 sc_change_cursor_shape(scp, ((int *)data)[0], 989 ((int *)data)[1], ((int *)data)[2]); 990 splx(s); 991 return 0; 992 993 case CONS_BELLTYPE: /* set bell type sound/visual */ 994 if ((*(int *)data) & CONS_VISUAL_BELL) 995 sc->flags |= SC_VISUAL_BELL; 996 else 997 sc->flags &= ~SC_VISUAL_BELL; 998 if ((*(int *)data) & CONS_QUIET_BELL) 999 sc->flags |= SC_QUIET_BELL; 1000 else 1001 sc->flags &= ~SC_QUIET_BELL; 1002 return 0; 1003 1004 case CONS_GETINFO: /* get current (virtual) console info */ 1005 { 1006 vid_info_t *ptr = (vid_info_t*)data; 1007 if (ptr->size == sizeof(struct vid_info)) { 1008 ptr->m_num = sc->cur_scp->index; 1009 ptr->font_size = scp->font_size; 1010 ptr->mv_col = scp->xpos; 1011 ptr->mv_row = scp->ypos; 1012 ptr->mv_csz = scp->xsize; 1013 ptr->mv_rsz = scp->ysize; 1014 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 1015 /* 1016 * The following fields are filled by the terminal emulator. XXX 1017 * 1018 * ptr->mv_norm.fore 1019 * ptr->mv_norm.back 1020 * ptr->mv_rev.fore 1021 * ptr->mv_rev.back 1022 */ 1023 ptr->mv_grfc.fore = 0; /* not supported */ 1024 ptr->mv_grfc.back = 0; /* not supported */ 1025 ptr->mv_ovscan = scp->border; 1026 if (scp == sc->cur_scp) 1027 save_kbd_state(scp); 1028 ptr->mk_keylock = scp->status & LOCK_MASK; 1029 return 0; 1030 } 1031 return EINVAL; 1032 } 1033 1034 case CONS_GETVERS: /* get version number */ 1035 *(int*)data = 0x200; /* version 2.0 */ 1036 return 0; 1037 1038 case CONS_IDLE: /* see if the screen has been idle */ 1039 /* 1040 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 1041 * the user process may have been writing something on the 1042 * screen and syscons is not aware of it. Declare the screen 1043 * is NOT idle if it is in one of these modes. But there is 1044 * an exception to it; if a screen saver is running in the 1045 * graphics mode in the current screen, we should say that the 1046 * screen has been idle. 1047 */ 1048 *(int *)data = (sc->flags & SC_SCRN_IDLE) 1049 && (!ISGRAPHSC(sc->cur_scp) 1050 || (sc->cur_scp->status & SAVER_RUNNING)); 1051 return 0; 1052 1053 case CONS_SAVERMODE: /* set saver mode */ 1054 switch(*(int *)data) { 1055 case CONS_NO_SAVER: 1056 case CONS_USR_SAVER: 1057 /* if a LKM screen saver is running, stop it first. */ 1058 scsplash_stick(FALSE); 1059 saver_mode = *(int *)data; 1060 s = spltty(); 1061 #ifdef DEV_SPLASH 1062 if ((error = wait_scrn_saver_stop(NULL))) { 1063 splx(s); 1064 return error; 1065 } 1066 #endif 1067 run_scrn_saver = TRUE; 1068 if (saver_mode == CONS_USR_SAVER) 1069 scp->status |= SAVER_RUNNING; 1070 else 1071 scp->status &= ~SAVER_RUNNING; 1072 scsplash_stick(TRUE); 1073 splx(s); 1074 break; 1075 case CONS_LKM_SAVER: 1076 s = spltty(); 1077 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 1078 scp->status &= ~SAVER_RUNNING; 1079 saver_mode = *(int *)data; 1080 splx(s); 1081 break; 1082 default: 1083 return EINVAL; 1084 } 1085 return 0; 1086 1087 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 1088 /* 1089 * Note that this ioctl does not guarantee the screen saver 1090 * actually starts or stops. It merely attempts to do so... 1091 */ 1092 s = spltty(); 1093 run_scrn_saver = (*(int *)data != 0); 1094 if (run_scrn_saver) 1095 sc->scrn_time_stamp -= scrn_blank_time; 1096 splx(s); 1097 return 0; 1098 1099 case CONS_SCRSHOT: /* get a screen shot */ 1100 { 1101 int retval, hist_rsz; 1102 size_t lsize, csize; 1103 vm_offset_t frbp, hstp; 1104 unsigned lnum; 1105 scrshot_t *ptr = (scrshot_t *)data; 1106 void *outp = ptr->buf; 1107 1108 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0) 1109 return EINVAL; 1110 s = spltty(); 1111 if (ISGRAPHSC(scp)) { 1112 splx(s); 1113 return EOPNOTSUPP; 1114 } 1115 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 1116 if (((u_int)ptr->x + ptr->xsize) > scp->xsize || 1117 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 1118 splx(s); 1119 return EINVAL; 1120 } 1121 1122 lsize = scp->xsize * sizeof(u_int16_t); 1123 csize = ptr->xsize * sizeof(u_int16_t); 1124 /* Pointer to the last line of framebuffer */ 1125 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 1126 sizeof(u_int16_t); 1127 /* Pointer to the last line of target buffer */ 1128 outp = (char *)outp + ptr->ysize * csize; 1129 /* Pointer to the last line of history buffer */ 1130 if (scp->history != NULL) 1131 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 1132 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 1133 else 1134 hstp = 0; 1135 1136 retval = 0; 1137 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 1138 if (lnum < scp->ysize) { 1139 frbp -= lsize; 1140 } else { 1141 hstp -= lsize; 1142 if (hstp < scp->history->vtb_buffer) 1143 hstp += scp->history->vtb_rows * lsize; 1144 frbp = hstp; 1145 } 1146 if (lnum < ptr->y) 1147 continue; 1148 outp = (char *)outp - csize; 1149 retval = copyout((void *)frbp, outp, csize); 1150 if (retval != 0) 1151 break; 1152 } 1153 splx(s); 1154 return retval; 1155 } 1156 1157 case VT_SETMODE: /* set screen switcher mode */ 1158 { 1159 struct vt_mode *mode; 1160 struct proc *p1; 1161 1162 mode = (struct vt_mode *)data; 1163 DPRINTF(5, ("%s%d: VT_SETMODE ", SC_DRIVER_NAME, sc->unit)); 1164 if (scp->smode.mode == VT_PROCESS) { 1165 p1 = pfind(scp->pid); 1166 if (scp->proc == p1 && scp->proc != td->td_proc) { 1167 if (p1) 1168 PROC_UNLOCK(p1); 1169 DPRINTF(5, ("error EPERM\n")); 1170 return EPERM; 1171 } 1172 if (p1) 1173 PROC_UNLOCK(p1); 1174 } 1175 s = spltty(); 1176 if (mode->mode == VT_AUTO) { 1177 scp->smode.mode = VT_AUTO; 1178 scp->proc = NULL; 1179 scp->pid = 0; 1180 DPRINTF(5, ("VT_AUTO, ")); 1181 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 1182 cnavailable(sc_consptr, TRUE); 1183 /* were we in the middle of the vty switching process? */ 1184 if (finish_vt_rel(scp, TRUE, &s) == 0) 1185 DPRINTF(5, ("reset WAIT_REL, ")); 1186 if (finish_vt_acq(scp) == 0) 1187 DPRINTF(5, ("reset WAIT_ACQ, ")); 1188 } else { 1189 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 1190 || !ISSIGVALID(mode->frsig)) { 1191 splx(s); 1192 DPRINTF(5, ("error EINVAL\n")); 1193 return EINVAL; 1194 } 1195 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 1196 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 1197 scp->proc = td->td_proc; 1198 scp->pid = scp->proc->p_pid; 1199 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 1200 cnavailable(sc_consptr, FALSE); 1201 } 1202 splx(s); 1203 DPRINTF(5, ("\n")); 1204 return 0; 1205 } 1206 1207 case VT_GETMODE: /* get screen switcher mode */ 1208 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 1209 return 0; 1210 1211 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1212 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1213 case _IO('v', 4): 1214 ival = IOCPARM_IVAL(data); 1215 data = (caddr_t)&ival; 1216 /* FALLTHROUGH */ 1217 #endif 1218 case VT_RELDISP: /* screen switcher ioctl */ 1219 s = spltty(); 1220 /* 1221 * This must be the current vty which is in the VT_PROCESS 1222 * switching mode... 1223 */ 1224 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 1225 splx(s); 1226 return EINVAL; 1227 } 1228 /* ...and this process is controlling it. */ 1229 if (scp->proc != td->td_proc) { 1230 splx(s); 1231 return EPERM; 1232 } 1233 error = EINVAL; 1234 switch(*(int *)data) { 1235 case VT_FALSE: /* user refuses to release screen, abort */ 1236 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 1237 DPRINTF(5, ("%s%d: VT_FALSE\n", SC_DRIVER_NAME, sc->unit)); 1238 break; 1239 case VT_TRUE: /* user has released screen, go on */ 1240 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 1241 DPRINTF(5, ("%s%d: VT_TRUE\n", SC_DRIVER_NAME, sc->unit)); 1242 break; 1243 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1244 if ((error = finish_vt_acq(scp)) == 0) 1245 DPRINTF(5, ("%s%d: VT_ACKACQ\n", SC_DRIVER_NAME, sc->unit)); 1246 break; 1247 default: 1248 break; 1249 } 1250 splx(s); 1251 return error; 1252 1253 case VT_OPENQRY: /* return free virtual console */ 1254 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1255 tp = SC_DEV(sc, i); 1256 if (!tty_opened_ns(tp)) { 1257 *(int *)data = i + 1; 1258 return 0; 1259 } 1260 } 1261 return EINVAL; 1262 1263 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1264 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1265 case _IO('v', 5): 1266 ival = IOCPARM_IVAL(data); 1267 data = (caddr_t)&ival; 1268 /* FALLTHROUGH */ 1269 #endif 1270 case VT_ACTIVATE: /* switch to screen *data */ 1271 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1272 s = spltty(); 1273 error = sc_clean_up(sc->cur_scp); 1274 splx(s); 1275 if (error) 1276 return error; 1277 error = sc_switch_scr(sc, i); 1278 return (error); 1279 1280 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1281 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1282 case _IO('v', 6): 1283 ival = IOCPARM_IVAL(data); 1284 data = (caddr_t)&ival; 1285 /* FALLTHROUGH */ 1286 #endif 1287 case VT_WAITACTIVE: /* wait for switch to occur */ 1288 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1289 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1290 return EINVAL; 1291 if (i == sc->cur_scp->index) 1292 return 0; 1293 error = tsleep(VTY_WCHAN(sc, i), (PZERO + 1) | PCATCH, "waitvt", 0); 1294 return error; 1295 1296 case VT_GETACTIVE: /* get active vty # */ 1297 *(int *)data = sc->cur_scp->index + 1; 1298 return 0; 1299 1300 case VT_GETINDEX: /* get this vty # */ 1301 *(int *)data = scp->index + 1; 1302 return 0; 1303 1304 case VT_LOCKSWITCH: /* prevent vty switching */ 1305 if ((*(int *)data) & 0x01) 1306 sc->flags |= SC_SCRN_VTYLOCK; 1307 else 1308 sc->flags &= ~SC_SCRN_VTYLOCK; 1309 return 0; 1310 1311 case KDENABIO: /* allow io operations */ 1312 error = priv_check(td, PRIV_IO); 1313 if (error != 0) 1314 return error; 1315 error = securelevel_gt(td->td_ucred, 0); 1316 if (error != 0) 1317 return error; 1318 #ifdef __i386__ 1319 td->td_frame->tf_eflags |= PSL_IOPL; 1320 #elif defined(__amd64__) 1321 td->td_frame->tf_rflags |= PSL_IOPL; 1322 #endif 1323 return 0; 1324 1325 case KDDISABIO: /* disallow io operations (default) */ 1326 #ifdef __i386__ 1327 td->td_frame->tf_eflags &= ~PSL_IOPL; 1328 #elif defined(__amd64__) 1329 td->td_frame->tf_rflags &= ~PSL_IOPL; 1330 #endif 1331 return 0; 1332 1333 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1334 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1335 case _IO('K', 20): 1336 ival = IOCPARM_IVAL(data); 1337 data = (caddr_t)&ival; 1338 /* FALLTHROUGH */ 1339 #endif 1340 case KDSKBSTATE: /* set keyboard state (locks) */ 1341 if (*(int *)data & ~LOCK_MASK) 1342 return EINVAL; 1343 scp->status &= ~LOCK_MASK; 1344 scp->status |= *(int *)data; 1345 if (scp == sc->cur_scp) 1346 update_kbd_state(scp, scp->status, LOCK_MASK); 1347 return 0; 1348 1349 case KDGKBSTATE: /* get keyboard state (locks) */ 1350 if (scp == sc->cur_scp) 1351 save_kbd_state(scp); 1352 *(int *)data = scp->status & LOCK_MASK; 1353 return 0; 1354 1355 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1356 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1357 error = kbdd_ioctl(sc->kbd, cmd, data); 1358 if (error == ENOIOCTL) 1359 error = ENODEV; 1360 return error; 1361 1362 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1363 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1364 case _IO('K', 67): 1365 ival = IOCPARM_IVAL(data); 1366 data = (caddr_t)&ival; 1367 /* FALLTHROUGH */ 1368 #endif 1369 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1370 if (*(int *)data & ~0x7f) 1371 return EINVAL; 1372 error = kbdd_ioctl(sc->kbd, KDSETRAD, data); 1373 if (error == ENOIOCTL) 1374 error = ENODEV; 1375 return error; 1376 1377 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1378 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1379 case _IO('K', 7): 1380 ival = IOCPARM_IVAL(data); 1381 data = (caddr_t)&ival; 1382 /* FALLTHROUGH */ 1383 #endif 1384 case KDSKBMODE: /* set keyboard mode */ 1385 switch (*(int *)data) { 1386 case K_XLATE: /* switch to XLT ascii mode */ 1387 case K_RAW: /* switch to RAW scancode mode */ 1388 case K_CODE: /* switch to CODE mode */ 1389 scp->kbd_mode = *(int *)data; 1390 if (scp == sc->cur_scp) 1391 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, data); 1392 return 0; 1393 default: 1394 return EINVAL; 1395 } 1396 /* NOT REACHED */ 1397 1398 case KDGKBMODE: /* get keyboard mode */ 1399 *(int *)data = scp->kbd_mode; 1400 return 0; 1401 1402 case KDGKBINFO: 1403 error = kbdd_ioctl(sc->kbd, cmd, data); 1404 if (error == ENOIOCTL) 1405 error = ENODEV; 1406 return error; 1407 1408 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1409 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1410 case _IO('K', 8): 1411 ival = IOCPARM_IVAL(data); 1412 data = (caddr_t)&ival; 1413 /* FALLTHROUGH */ 1414 #endif 1415 case KDMKTONE: /* sound the bell */ 1416 if (*(int*)data) 1417 sc_bell(scp, (*(int*)data)&0xffff, 1418 (((*(int*)data)>>16)&0xffff)*hz/1000); 1419 else 1420 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1421 return 0; 1422 1423 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1424 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1425 case _IO('K', 63): 1426 ival = IOCPARM_IVAL(data); 1427 data = (caddr_t)&ival; 1428 /* FALLTHROUGH */ 1429 #endif 1430 case KIOCSOUND: /* make tone (*data) hz */ 1431 if (scp == sc->cur_scp) { 1432 if (*(int *)data) 1433 return sc_tone(*(int *)data); 1434 else 1435 return sc_tone(0); 1436 } 1437 return 0; 1438 1439 case KDGKBTYPE: /* get keyboard type */ 1440 error = kbdd_ioctl(sc->kbd, cmd, data); 1441 if (error == ENOIOCTL) { 1442 /* always return something? XXX */ 1443 *(int *)data = 0; 1444 } 1445 return 0; 1446 1447 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1448 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1449 case _IO('K', 66): 1450 ival = IOCPARM_IVAL(data); 1451 data = (caddr_t)&ival; 1452 /* FALLTHROUGH */ 1453 #endif 1454 case KDSETLED: /* set keyboard LED status */ 1455 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1456 return EINVAL; 1457 scp->status &= ~LED_MASK; 1458 scp->status |= *(int *)data; 1459 if (scp == sc->cur_scp) 1460 update_kbd_leds(scp, scp->status); 1461 return 0; 1462 1463 case KDGETLED: /* get keyboard LED status */ 1464 if (scp == sc->cur_scp) 1465 save_kbd_state(scp); 1466 *(int *)data = scp->status & LED_MASK; 1467 return 0; 1468 1469 case KBADDKBD: /* add/remove keyboard to/from mux */ 1470 case KBRELKBD: 1471 error = kbdd_ioctl(sc->kbd, cmd, data); 1472 if (error == ENOIOCTL) 1473 error = ENODEV; 1474 return error; 1475 1476 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1477 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1478 case _IO('c', 110): 1479 ival = IOCPARM_IVAL(data); 1480 data = (caddr_t)&ival; 1481 /* FALLTHROUGH */ 1482 #endif 1483 case CONS_SETKBD: /* set the new keyboard */ 1484 { 1485 keyboard_t *newkbd; 1486 1487 s = spltty(); 1488 newkbd = kbd_get_keyboard(*(int *)data); 1489 if (newkbd == NULL) { 1490 splx(s); 1491 return EINVAL; 1492 } 1493 error = 0; 1494 if (sc->kbd != newkbd) { 1495 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1496 (void *)&sc->keyboard, sckbdevent, sc); 1497 /* i == newkbd->kb_index */ 1498 if (i >= 0) { 1499 if (sc->kbd != NULL) { 1500 save_kbd_state(sc->cur_scp); 1501 kbd_release(sc->kbd, (void *)&sc->keyboard); 1502 } 1503 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1504 sc->keyboard = i; 1505 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, 1506 (caddr_t)&sc->cur_scp->kbd_mode); 1507 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1508 LOCK_MASK); 1509 } else { 1510 error = EPERM; /* XXX */ 1511 } 1512 } 1513 splx(s); 1514 return error; 1515 } 1516 1517 case CONS_RELKBD: /* release the current keyboard */ 1518 s = spltty(); 1519 error = 0; 1520 if (sc->kbd != NULL) { 1521 save_kbd_state(sc->cur_scp); 1522 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1523 if (error == 0) { 1524 sc->kbd = NULL; 1525 sc->keyboard = -1; 1526 } 1527 } 1528 splx(s); 1529 return error; 1530 1531 case CONS_GETTERM: /* get the current terminal emulator info */ 1532 { 1533 sc_term_sw_t *sw; 1534 1535 if (((term_info_t *)data)->ti_index == 0) { 1536 sw = scp->tsw; 1537 } else { 1538 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1539 } 1540 if (sw != NULL) { 1541 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1542 sizeof(((term_info_t *)data)->ti_name)); 1543 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1544 sizeof(((term_info_t *)data)->ti_desc)); 1545 ((term_info_t *)data)->ti_flags = 0; 1546 return 0; 1547 } else { 1548 ((term_info_t *)data)->ti_name[0] = '\0'; 1549 ((term_info_t *)data)->ti_desc[0] = '\0'; 1550 ((term_info_t *)data)->ti_flags = 0; 1551 return EINVAL; 1552 } 1553 } 1554 1555 case CONS_SETTERM: /* set the current terminal emulator */ 1556 s = spltty(); 1557 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1558 /* FIXME: what if scp == sc_console! XXX */ 1559 splx(s); 1560 return error; 1561 1562 case GIO_SCRNMAP: /* get output translation table */ 1563 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1564 return 0; 1565 1566 case PIO_SCRNMAP: /* set output translation table */ 1567 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1568 for (i=0; i<sizeof(sc->scr_map); i++) { 1569 sc->scr_rmap[sc->scr_map[i]] = i; 1570 } 1571 return 0; 1572 1573 case GIO_KEYMAP: /* get keyboard translation table */ 1574 case PIO_KEYMAP: /* set keyboard translation table */ 1575 case OGIO_KEYMAP: /* get keyboard translation table (compat) */ 1576 case OPIO_KEYMAP: /* set keyboard translation table (compat) */ 1577 case GIO_DEADKEYMAP: /* get accent key translation table */ 1578 case PIO_DEADKEYMAP: /* set accent key translation table */ 1579 case GETFKEY: /* get function key string */ 1580 case SETFKEY: /* set function key string */ 1581 error = kbdd_ioctl(sc->kbd, cmd, data); 1582 if (error == ENOIOCTL) 1583 error = ENODEV; 1584 return error; 1585 1586 #ifndef SC_NO_FONT_LOADING 1587 1588 case PIO_FONT8x8: /* set 8x8 dot font */ 1589 if (!ISFONTAVAIL(sc->adp->va_flags)) 1590 return ENXIO; 1591 bcopy(data, sc->font_8, 8*256); 1592 sc->fonts_loaded |= FONT_8; 1593 /* 1594 * FONT KLUDGE 1595 * Always use the font page #0. XXX 1596 * Don't load if the current font size is not 8x8. 1597 */ 1598 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1599 sc_load_font(sc->cur_scp, 0, 8, 8, sc->font_8, 0, 256); 1600 return 0; 1601 1602 case GIO_FONT8x8: /* get 8x8 dot font */ 1603 if (!ISFONTAVAIL(sc->adp->va_flags)) 1604 return ENXIO; 1605 if (sc->fonts_loaded & FONT_8) { 1606 bcopy(sc->font_8, data, 8*256); 1607 return 0; 1608 } 1609 else 1610 return ENXIO; 1611 1612 case PIO_FONT8x14: /* set 8x14 dot font */ 1613 if (!ISFONTAVAIL(sc->adp->va_flags)) 1614 return ENXIO; 1615 bcopy(data, sc->font_14, 14*256); 1616 sc->fonts_loaded |= FONT_14; 1617 /* 1618 * FONT KLUDGE 1619 * Always use the font page #0. XXX 1620 * Don't load if the current font size is not 8x14. 1621 */ 1622 if (ISTEXTSC(sc->cur_scp) 1623 && (sc->cur_scp->font_size >= 14) 1624 && (sc->cur_scp->font_size < 16)) 1625 sc_load_font(sc->cur_scp, 0, 14, 8, sc->font_14, 0, 256); 1626 return 0; 1627 1628 case GIO_FONT8x14: /* get 8x14 dot font */ 1629 if (!ISFONTAVAIL(sc->adp->va_flags)) 1630 return ENXIO; 1631 if (sc->fonts_loaded & FONT_14) { 1632 bcopy(sc->font_14, data, 14*256); 1633 return 0; 1634 } 1635 else 1636 return ENXIO; 1637 1638 case PIO_FONT8x16: /* set 8x16 dot font */ 1639 if (!ISFONTAVAIL(sc->adp->va_flags)) 1640 return ENXIO; 1641 bcopy(data, sc->font_16, 16*256); 1642 sc->fonts_loaded |= FONT_16; 1643 /* 1644 * FONT KLUDGE 1645 * Always use the font page #0. XXX 1646 * Don't load if the current font size is not 8x16. 1647 */ 1648 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1649 sc_load_font(sc->cur_scp, 0, 16, 8, sc->font_16, 0, 256); 1650 return 0; 1651 1652 case GIO_FONT8x16: /* get 8x16 dot font */ 1653 if (!ISFONTAVAIL(sc->adp->va_flags)) 1654 return ENXIO; 1655 if (sc->fonts_loaded & FONT_16) { 1656 bcopy(sc->font_16, data, 16*256); 1657 return 0; 1658 } 1659 else 1660 return ENXIO; 1661 1662 #endif /* SC_NO_FONT_LOADING */ 1663 1664 default: 1665 break; 1666 } 1667 1668 return (ENOIOCTL); 1669 } 1670 1671 static int 1672 consolectl_ioctl(struct cdev *dev, u_long cmd, caddr_t data, int fflag, 1673 struct thread *td) 1674 { 1675 1676 return sctty_ioctl(dev->si_drv1, cmd, data, td); 1677 } 1678 1679 static int 1680 consolectl_close(struct cdev *dev, int flags, int mode, struct thread *td) 1681 { 1682 #ifndef SC_NO_SYSMOUSE 1683 mouse_info_t info; 1684 memset(&info, 0, sizeof(info)); 1685 info.operation = MOUSE_ACTION; 1686 1687 /* 1688 * Make sure all buttons are released when moused and other 1689 * console daemons exit, so that no buttons are left pressed. 1690 */ 1691 (void) sctty_ioctl(dev->si_drv1, CONS_MOUSECTL, (caddr_t)&info, td); 1692 #endif 1693 return (0); 1694 } 1695 1696 static void 1697 sc_cnprobe(struct consdev *cp) 1698 { 1699 int unit; 1700 int flags; 1701 1702 if (!vty_enabled(VTY_SC)) { 1703 cp->cn_pri = CN_DEAD; 1704 return; 1705 } 1706 1707 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1708 1709 /* a video card is always required */ 1710 if (!scvidprobe(unit, flags, TRUE)) 1711 cp->cn_pri = CN_DEAD; 1712 1713 /* syscons will become console even when there is no keyboard */ 1714 sckbdprobe(unit, flags, TRUE); 1715 1716 if (cp->cn_pri == CN_DEAD) 1717 return; 1718 1719 /* initialize required fields */ 1720 strcpy(cp->cn_name, "ttyv0"); 1721 } 1722 1723 static void 1724 sc_cninit(struct consdev *cp) 1725 { 1726 int unit; 1727 int flags; 1728 1729 sc_get_cons_priority(&unit, &flags); 1730 scinit(unit, flags | SC_KERNEL_CONSOLE); 1731 sc_console_unit = unit; 1732 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1733 sc_consptr = cp; 1734 } 1735 1736 static void 1737 sc_cnterm(struct consdev *cp) 1738 { 1739 void *ts; 1740 int i; 1741 1742 /* we are not the kernel console any more, release everything */ 1743 1744 if (sc_console_unit < 0) 1745 return; /* shouldn't happen */ 1746 1747 #if 0 /* XXX */ 1748 sc_clear_screen(sc_console); 1749 sccnupdate(sc_console); 1750 #endif 1751 1752 if (sc_ktsw != NULL) { 1753 for (i = 0; i <= mp_maxid; i++) { 1754 ts = sc_kts[i]; 1755 sc_kts[i] = NULL; 1756 (*sc_ktsw->te_term)(sc_console, &ts); 1757 free(ts, M_DEVBUF); 1758 } 1759 sc_ktsw = NULL; 1760 } 1761 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1762 sc_console_unit = -1; 1763 sc_console = NULL; 1764 } 1765 1766 static void sccnclose(sc_softc_t *sc, struct sc_cnstate *sp); 1767 static int sc_cngetc_locked(struct sc_cnstate *sp); 1768 static void sccnkbdlock(sc_softc_t *sc, struct sc_cnstate *sp); 1769 static void sccnkbdunlock(sc_softc_t *sc, struct sc_cnstate *sp); 1770 static void sccnopen(sc_softc_t *sc, struct sc_cnstate *sp, int flags); 1771 static void sccnscrlock(sc_softc_t *sc, struct sc_cnstate *sp); 1772 static void sccnscrunlock(sc_softc_t *sc, struct sc_cnstate *sp); 1773 1774 static void 1775 sccnkbdlock(sc_softc_t *sc, struct sc_cnstate *sp) 1776 { 1777 /* 1778 * Locking method: hope for the best. 1779 * The keyboard is supposed to be Giant locked. We can't handle that 1780 * in general. The kdb_active case here is not safe, and we will 1781 * proceed without the lock in all cases. 1782 */ 1783 sp->kbd_locked = !kdb_active && mtx_trylock(&Giant); 1784 } 1785 1786 static void 1787 sccnkbdunlock(sc_softc_t *sc, struct sc_cnstate *sp) 1788 { 1789 if (sp->kbd_locked) 1790 mtx_unlock(&Giant); 1791 sp->kbd_locked = FALSE; 1792 } 1793 1794 static void 1795 sccnscrlock(sc_softc_t *sc, struct sc_cnstate *sp) 1796 { 1797 int retries; 1798 1799 /** 1800 * Locking method: 1801 * - if kdb_active and video_mtx is not owned by anyone, then lock 1802 * by kdb remaining active 1803 * - if !kdb_active, try to acquire video_mtx without blocking or 1804 * recursing; if we get it then it works normally. 1805 * Note that video_mtx is especially unusable if we already own it, 1806 * since then it is protecting something and syscons is not reentrant 1807 * enough to ignore the protection even in the kdb_active case. 1808 */ 1809 if (kdb_active) { 1810 sp->kdb_locked = sc->video_mtx.mtx_lock == MTX_UNOWNED || panicstr; 1811 sp->mtx_locked = FALSE; 1812 } else { 1813 sp->kdb_locked = FALSE; 1814 for (retries = 0; retries < 1000; retries++) { 1815 sp->mtx_locked = mtx_trylock_spin_flags(&sc->video_mtx, 1816 MTX_QUIET) != 0 || panicstr; 1817 if (sp->mtx_locked) 1818 break; 1819 DELAY(1); 1820 } 1821 } 1822 } 1823 1824 static void 1825 sccnscrunlock(sc_softc_t *sc, struct sc_cnstate *sp) 1826 { 1827 if (sp->mtx_locked) 1828 mtx_unlock_spin(&sc->video_mtx); 1829 sp->mtx_locked = sp->kdb_locked = FALSE; 1830 } 1831 1832 static void 1833 sccnopen(sc_softc_t *sc, struct sc_cnstate *sp, int flags) 1834 { 1835 int kbd_mode; 1836 1837 /* assert(sc_console_unit >= 0) */ 1838 1839 sp->kbd_opened = FALSE; 1840 sp->scr_opened = FALSE; 1841 sp->kbd_locked = FALSE; 1842 1843 /* Opening the keyboard is optional. */ 1844 if (!(flags & 1) || sc->kbd == NULL) 1845 goto over_keyboard; 1846 1847 sccnkbdlock(sc, sp); 1848 1849 /* 1850 * Make sure the keyboard is accessible even when the kbd device 1851 * driver is disabled. 1852 */ 1853 kbdd_enable(sc->kbd); 1854 1855 /* Switch the keyboard to console mode (K_XLATE, polled) on all scp's. */ 1856 kbd_mode = K_XLATE; 1857 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&kbd_mode); 1858 sc->kbd_open_level++; 1859 kbdd_poll(sc->kbd, TRUE); 1860 1861 sp->kbd_opened = TRUE; 1862 over_keyboard: ; 1863 1864 /* The screen is opened iff locking it succeeds. */ 1865 sccnscrlock(sc, sp); 1866 if (!sp->kdb_locked && !sp->mtx_locked) 1867 return; 1868 sp->scr_opened = TRUE; 1869 1870 /* The screen switch is optional. */ 1871 if (!(flags & 2)) 1872 return; 1873 1874 /* try to switch to the kernel console screen */ 1875 if (!cold && 1876 sc->cur_scp->index != sc_console->index && 1877 sc->cur_scp->smode.mode == VT_AUTO && 1878 sc_console->smode.mode == VT_AUTO) 1879 sc_switch_scr(sc, sc_console->index); 1880 } 1881 1882 static void 1883 sccnclose(sc_softc_t *sc, struct sc_cnstate *sp) 1884 { 1885 sp->scr_opened = FALSE; 1886 sccnscrunlock(sc, sp); 1887 1888 if (!sp->kbd_opened) 1889 return; 1890 1891 /* Restore keyboard mode (for the current, possibly-changed scp). */ 1892 kbdd_poll(sc->kbd, FALSE); 1893 if (--sc->kbd_open_level == 0) 1894 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&sc->cur_scp->kbd_mode); 1895 1896 kbdd_disable(sc->kbd); 1897 sp->kbd_opened = FALSE; 1898 sccnkbdunlock(sc, sp); 1899 } 1900 1901 /* 1902 * Grabbing switches the screen and keyboard focus to sc_console and the 1903 * keyboard mode to (K_XLATE, polled). Only switching to polled mode is 1904 * essential (for preventing the interrupt handler from eating input 1905 * between polls). Focus is part of the UI, and the other switches are 1906 * work just was well when they are done on every entry and exit. 1907 * 1908 * Screen switches while grabbed are supported, and to maintain focus for 1909 * this ungrabbing and closing only restore the polling state and then 1910 * the keyboard mode if on the original screen. 1911 */ 1912 1913 static void 1914 sc_cngrab(struct consdev *cp) 1915 { 1916 sc_softc_t *sc; 1917 int lev; 1918 1919 sc = sc_console->sc; 1920 lev = atomic_fetchadd_int(&sc->grab_level, 1); 1921 if (lev >= 0 && lev < 2) { 1922 sccnopen(sc, &sc->grab_state[lev], 1 | 2); 1923 sccnscrunlock(sc, &sc->grab_state[lev]); 1924 sccnkbdunlock(sc, &sc->grab_state[lev]); 1925 } 1926 } 1927 1928 static void 1929 sc_cnungrab(struct consdev *cp) 1930 { 1931 sc_softc_t *sc; 1932 int lev; 1933 1934 sc = sc_console->sc; 1935 lev = atomic_load_acq_int(&sc->grab_level) - 1; 1936 if (lev >= 0 && lev < 2) { 1937 sccnkbdlock(sc, &sc->grab_state[lev]); 1938 sccnscrlock(sc, &sc->grab_state[lev]); 1939 sccnclose(sc, &sc->grab_state[lev]); 1940 } 1941 atomic_add_int(&sc->grab_level, -1); 1942 } 1943 1944 static char sc_cnputc_log[0x1000]; 1945 static u_int sc_cnputc_loghead; 1946 static u_int sc_cnputc_logtail; 1947 1948 static void 1949 sc_cnputc(struct consdev *cd, int c) 1950 { 1951 struct sc_cnstate st; 1952 u_char buf[1]; 1953 scr_stat *scp = sc_console; 1954 void *oldts, *ts; 1955 struct sc_term_sw *oldtsw; 1956 #ifndef SC_NO_HISTORY 1957 #if 0 1958 struct tty *tp; 1959 #endif 1960 #endif /* !SC_NO_HISTORY */ 1961 u_int head; 1962 int s; 1963 1964 /* assert(sc_console != NULL) */ 1965 1966 sccnopen(scp->sc, &st, 0); 1967 1968 /* 1969 * Log the output. 1970 * 1971 * In the unlocked case, the logging is intentionally only 1972 * perfectly atomic for the indexes. 1973 */ 1974 head = atomic_fetchadd_int(&sc_cnputc_loghead, 1); 1975 sc_cnputc_log[head % sizeof(sc_cnputc_log)] = c; 1976 1977 /* 1978 * If we couldn't open, do special reentrant output and return to defer 1979 * normal output. 1980 */ 1981 if (!st.scr_opened) { 1982 ec_putc(c); 1983 return; 1984 } 1985 1986 #ifndef SC_NO_HISTORY 1987 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1988 scp->status &= ~SLKED; 1989 update_kbd_state(scp, scp->status, SLKED); 1990 if (scp->status & BUFFER_SAVED) { 1991 if (!sc_hist_restore(scp)) 1992 sc_remove_cutmarking(scp); 1993 scp->status &= ~BUFFER_SAVED; 1994 scp->status |= CURSOR_ENABLED; 1995 sc_draw_cursor_image(scp); 1996 } 1997 #if 0 1998 /* 1999 * XXX: Now that TTY's have their own locks, we cannot process 2000 * any data after disabling scroll lock. cnputs already holds a 2001 * spinlock. 2002 */ 2003 tp = SC_DEV(scp->sc, scp->index); 2004 /* XXX "tp" can be NULL */ 2005 tty_lock(tp); 2006 if (tty_opened(tp)) 2007 sctty_outwakeup(tp); 2008 tty_unlock(tp); 2009 #endif 2010 } 2011 #endif /* !SC_NO_HISTORY */ 2012 2013 /* Play any output still in the log (our char may already be done). */ 2014 while (sc_cnputc_logtail != atomic_load_acq_int(&sc_cnputc_loghead)) { 2015 buf[0] = sc_cnputc_log[sc_cnputc_logtail++ % sizeof(sc_cnputc_log)]; 2016 if (atomic_load_acq_int(&sc_cnputc_loghead) - sc_cnputc_logtail >= 2017 sizeof(sc_cnputc_log)) 2018 continue; 2019 /* Console output has a per-CPU "input" state. Switch for it. */ 2020 oldtsw = scp->tsw; 2021 oldts = scp->ts; 2022 ts = sc_kts[PCPU_GET(cpuid)]; 2023 if (ts != NULL) { 2024 scp->tsw = sc_ktsw; 2025 scp->ts = ts; 2026 (*scp->tsw->te_sync)(scp); 2027 } 2028 sc_puts(scp, buf, 1); 2029 scp->tsw = oldtsw; 2030 scp->ts = oldts; 2031 (*scp->tsw->te_sync)(scp); 2032 } 2033 2034 s = spltty(); /* block sckbdevent and scrn_timer */ 2035 sccnupdate(scp); 2036 splx(s); 2037 sccnclose(scp->sc, &st); 2038 } 2039 2040 static int 2041 sc_cngetc(struct consdev *cd) 2042 { 2043 struct sc_cnstate st; 2044 int c, s; 2045 2046 /* assert(sc_console != NULL) */ 2047 sccnopen(sc_console->sc, &st, 1); 2048 s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 2049 if (!st.kbd_opened) { 2050 splx(s); 2051 sccnclose(sc_console->sc, &st); 2052 return -1; /* means no keyboard since we fudged the locking */ 2053 } 2054 c = sc_cngetc_locked(&st); 2055 splx(s); 2056 sccnclose(sc_console->sc, &st); 2057 return c; 2058 } 2059 2060 static int 2061 sc_cngetc_locked(struct sc_cnstate *sp) 2062 { 2063 static struct fkeytab fkey; 2064 static int fkeycp; 2065 scr_stat *scp; 2066 const u_char *p; 2067 int c; 2068 2069 /* 2070 * Stop the screen saver and update the screen if necessary. 2071 * What if we have been running in the screen saver code... XXX 2072 */ 2073 if (sp->scr_opened) 2074 sc_touch_scrn_saver(); 2075 scp = sc_console->sc->cur_scp; /* XXX */ 2076 if (sp->scr_opened) 2077 sccnupdate(scp); 2078 2079 if (fkeycp < fkey.len) 2080 return fkey.str[fkeycp++]; 2081 2082 c = scgetc(scp->sc, SCGETC_CN | SCGETC_NONBLOCK, sp); 2083 2084 switch (KEYFLAGS(c)) { 2085 case 0: /* normal char */ 2086 return KEYCHAR(c); 2087 case FKEY: /* function key */ 2088 p = (*scp->tsw->te_fkeystr)(scp, c); 2089 if (p != NULL) { 2090 fkey.len = strlen(p); 2091 bcopy(p, fkey.str, fkey.len); 2092 fkeycp = 1; 2093 return fkey.str[0]; 2094 } 2095 p = kbdd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 2096 fkey.len = fkeycp; 2097 if ((p != NULL) && (fkey.len > 0)) { 2098 bcopy(p, fkey.str, fkey.len); 2099 fkeycp = 1; 2100 return fkey.str[0]; 2101 } 2102 return c; /* XXX */ 2103 case NOKEY: 2104 case ERRKEY: 2105 default: 2106 return -1; 2107 } 2108 /* NOT REACHED */ 2109 } 2110 2111 static void 2112 sccnupdate(scr_stat *scp) 2113 { 2114 /* this is a cut-down version of scrn_timer()... */ 2115 2116 if (suspend_in_progress || scp->sc->font_loading_in_progress) 2117 return; 2118 2119 if (kdb_active || panicstr || shutdown_in_progress) { 2120 sc_touch_scrn_saver(); 2121 } else if (scp != scp->sc->cur_scp) { 2122 return; 2123 } 2124 2125 if (!run_scrn_saver) 2126 scp->sc->flags &= ~SC_SCRN_IDLE; 2127 #ifdef DEV_SPLASH 2128 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 2129 if (scp->sc->flags & SC_SCRN_BLANKED) 2130 stop_scrn_saver(scp->sc, current_saver); 2131 #endif 2132 2133 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 2134 || scp->sc->switch_in_progress) 2135 return; 2136 /* 2137 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 2138 * when write_in_progress is non-zero. XXX 2139 */ 2140 2141 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 2142 scrn_update(scp, TRUE); 2143 } 2144 2145 static void 2146 scrn_timer(void *arg) 2147 { 2148 static time_t kbd_time_stamp = 0; 2149 sc_softc_t *sc; 2150 scr_stat *scp; 2151 int again, rate; 2152 2153 again = (arg != NULL); 2154 if (arg != NULL) 2155 sc = (sc_softc_t *)arg; 2156 else if (sc_console != NULL) 2157 sc = sc_console->sc; 2158 else 2159 return; 2160 2161 /* find the vty to update */ 2162 scp = sc->cur_scp; 2163 2164 /* don't do anything when we are performing some I/O operations */ 2165 if (suspend_in_progress || sc->font_loading_in_progress) 2166 goto done; 2167 2168 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 2169 /* try to allocate a keyboard automatically */ 2170 if (kbd_time_stamp != time_uptime) { 2171 kbd_time_stamp = time_uptime; 2172 sc->keyboard = sc_allocate_keyboard(sc, -1); 2173 if (sc->keyboard >= 0) { 2174 sc->kbd = kbd_get_keyboard(sc->keyboard); 2175 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, 2176 (caddr_t)&sc->cur_scp->kbd_mode); 2177 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 2178 LOCK_MASK); 2179 } 2180 } 2181 } 2182 2183 /* should we stop the screen saver? */ 2184 if (kdb_active || panicstr || shutdown_in_progress) 2185 sc_touch_scrn_saver(); 2186 if (run_scrn_saver) { 2187 if (time_uptime > sc->scrn_time_stamp + scrn_blank_time) 2188 sc->flags |= SC_SCRN_IDLE; 2189 else 2190 sc->flags &= ~SC_SCRN_IDLE; 2191 } else { 2192 sc->scrn_time_stamp = time_uptime; 2193 sc->flags &= ~SC_SCRN_IDLE; 2194 if (scrn_blank_time > 0) 2195 run_scrn_saver = TRUE; 2196 } 2197 #ifdef DEV_SPLASH 2198 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 2199 if (sc->flags & SC_SCRN_BLANKED) 2200 stop_scrn_saver(sc, current_saver); 2201 #endif 2202 2203 /* should we just return ? */ 2204 if (sc->blink_in_progress || sc->switch_in_progress 2205 || sc->write_in_progress) 2206 goto done; 2207 2208 /* Update the screen */ 2209 scp = sc->cur_scp; /* cur_scp may have changed... */ 2210 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 2211 scrn_update(scp, TRUE); 2212 2213 #ifdef DEV_SPLASH 2214 /* should we activate the screen saver? */ 2215 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 2216 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 2217 (*current_saver)(sc, TRUE); 2218 #endif 2219 2220 done: 2221 if (again) { 2222 /* 2223 * Use reduced "refresh" rate if we are in graphics and that is not a 2224 * graphical screen saver. In such case we just have nothing to do. 2225 */ 2226 if (ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 2227 rate = 2; 2228 else 2229 rate = 30; 2230 callout_reset_sbt(&sc->ctimeout, SBT_1S / rate, 0, 2231 scrn_timer, sc, C_PREL(1)); 2232 } 2233 } 2234 2235 static int 2236 and_region(int *s1, int *e1, int s2, int e2) 2237 { 2238 if (*e1 < s2 || e2 < *s1) 2239 return FALSE; 2240 *s1 = imax(*s1, s2); 2241 *e1 = imin(*e1, e2); 2242 return TRUE; 2243 } 2244 2245 static void 2246 scrn_update(scr_stat *scp, int show_cursor) 2247 { 2248 int start; 2249 int end; 2250 int s; 2251 int e; 2252 2253 /* assert(scp == scp->sc->cur_scp) */ 2254 2255 SC_VIDEO_LOCK(scp->sc); 2256 2257 #ifndef SC_NO_CUTPASTE 2258 /* remove the previous mouse pointer image if necessary */ 2259 if (scp->status & MOUSE_VISIBLE) { 2260 s = scp->mouse_pos; 2261 e = scp->mouse_pos + scp->xsize + 1; 2262 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 2263 || and_region(&s, &e, scp->start, scp->end) 2264 || ((scp->status & CURSOR_ENABLED) && 2265 (scp->cursor_pos != scp->cursor_oldpos) && 2266 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 2267 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 2268 sc_remove_mouse_image(scp); 2269 if (scp->end >= scp->xsize*scp->ysize) 2270 scp->end = scp->xsize*scp->ysize - 1; 2271 } 2272 } 2273 #endif /* !SC_NO_CUTPASTE */ 2274 2275 #if 1 2276 /* debug: XXX */ 2277 if (scp->end >= scp->xsize*scp->ysize) { 2278 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 2279 scp->end = scp->xsize*scp->ysize - 1; 2280 } 2281 if (scp->start < 0) { 2282 printf("scrn_update(): scp->start %d < 0\n", scp->start); 2283 scp->start = 0; 2284 } 2285 #endif 2286 2287 /* update screen image */ 2288 if (scp->start <= scp->end) { 2289 if (scp->mouse_cut_end >= 0) { 2290 /* there is a marked region for cut & paste */ 2291 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 2292 start = scp->mouse_cut_start; 2293 end = scp->mouse_cut_end; 2294 } else { 2295 start = scp->mouse_cut_end; 2296 end = scp->mouse_cut_start - 1; 2297 } 2298 s = start; 2299 e = end; 2300 /* does the cut-mark region overlap with the update region? */ 2301 if (and_region(&s, &e, scp->start, scp->end)) { 2302 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 2303 s = 0; 2304 e = start - 1; 2305 if (and_region(&s, &e, scp->start, scp->end)) 2306 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 2307 s = end + 1; 2308 e = scp->xsize*scp->ysize - 1; 2309 if (and_region(&s, &e, scp->start, scp->end)) 2310 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 2311 } else { 2312 (*scp->rndr->draw)(scp, scp->start, 2313 scp->end - scp->start + 1, FALSE); 2314 } 2315 } else { 2316 (*scp->rndr->draw)(scp, scp->start, 2317 scp->end - scp->start + 1, FALSE); 2318 } 2319 } 2320 2321 /* we are not to show the cursor and the mouse pointer... */ 2322 if (!show_cursor) { 2323 scp->end = 0; 2324 scp->start = scp->xsize*scp->ysize - 1; 2325 SC_VIDEO_UNLOCK(scp->sc); 2326 return; 2327 } 2328 2329 /* update cursor image */ 2330 if (scp->status & CURSOR_ENABLED) { 2331 s = scp->start; 2332 e = scp->end; 2333 /* did cursor move since last time ? */ 2334 if (scp->cursor_pos != scp->cursor_oldpos) { 2335 /* do we need to remove old cursor image ? */ 2336 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 2337 sc_remove_cursor_image(scp); 2338 sc_draw_cursor_image(scp); 2339 } else { 2340 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 2341 /* cursor didn't move, but has been overwritten */ 2342 sc_draw_cursor_image(scp); 2343 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 2344 /* if it's a blinking cursor, update it */ 2345 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 2346 sc_inside_cutmark(scp, 2347 scp->cursor_pos)); 2348 } 2349 } 2350 2351 #ifndef SC_NO_CUTPASTE 2352 /* update "pseudo" mouse pointer image */ 2353 if (scp->sc->flags & SC_MOUSE_ENABLED) { 2354 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 2355 scp->status &= ~MOUSE_MOVED; 2356 sc_draw_mouse_image(scp); 2357 } 2358 } 2359 #endif /* SC_NO_CUTPASTE */ 2360 2361 scp->end = 0; 2362 scp->start = scp->xsize*scp->ysize - 1; 2363 2364 SC_VIDEO_UNLOCK(scp->sc); 2365 } 2366 2367 #ifdef DEV_SPLASH 2368 static int 2369 scsplash_callback(int event, void *arg) 2370 { 2371 sc_softc_t *sc; 2372 int error; 2373 2374 sc = (sc_softc_t *)arg; 2375 2376 switch (event) { 2377 case SPLASH_INIT: 2378 if (add_scrn_saver(scsplash_saver) == 0) { 2379 sc->flags &= ~SC_SAVER_FAILED; 2380 run_scrn_saver = TRUE; 2381 if (cold && !(boothowto & RB_VERBOSE)) { 2382 scsplash_stick(TRUE); 2383 (*current_saver)(sc, TRUE); 2384 } 2385 } 2386 return 0; 2387 2388 case SPLASH_TERM: 2389 if (current_saver == scsplash_saver) { 2390 scsplash_stick(FALSE); 2391 error = remove_scrn_saver(scsplash_saver); 2392 if (error) 2393 return error; 2394 } 2395 return 0; 2396 2397 default: 2398 return EINVAL; 2399 } 2400 } 2401 2402 static void 2403 scsplash_saver(sc_softc_t *sc, int show) 2404 { 2405 static int busy = FALSE; 2406 scr_stat *scp; 2407 2408 if (busy) 2409 return; 2410 busy = TRUE; 2411 2412 scp = sc->cur_scp; 2413 if (show) { 2414 if (!(sc->flags & SC_SAVER_FAILED)) { 2415 if (!(sc->flags & SC_SCRN_BLANKED)) 2416 set_scrn_saver_mode(scp, -1, NULL, 0); 2417 switch (splash(sc->adp, TRUE)) { 2418 case 0: /* succeeded */ 2419 break; 2420 case EAGAIN: /* try later */ 2421 restore_scrn_saver_mode(scp, FALSE); 2422 sc_touch_scrn_saver(); /* XXX */ 2423 break; 2424 default: 2425 sc->flags |= SC_SAVER_FAILED; 2426 scsplash_stick(FALSE); 2427 restore_scrn_saver_mode(scp, TRUE); 2428 printf("scsplash_saver(): failed to put up the image\n"); 2429 break; 2430 } 2431 } 2432 } else if (!sticky_splash) { 2433 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 2434 restore_scrn_saver_mode(scp, TRUE); 2435 } 2436 busy = FALSE; 2437 } 2438 2439 static int 2440 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 2441 { 2442 #if 0 2443 int error; 2444 2445 if (current_saver != none_saver) { 2446 error = remove_scrn_saver(current_saver); 2447 if (error) 2448 return error; 2449 } 2450 #endif 2451 if (current_saver != none_saver) 2452 return EBUSY; 2453 2454 run_scrn_saver = FALSE; 2455 saver_mode = CONS_LKM_SAVER; 2456 current_saver = this_saver; 2457 return 0; 2458 } 2459 2460 static int 2461 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 2462 { 2463 if (current_saver != this_saver) 2464 return EINVAL; 2465 2466 #if 0 2467 /* 2468 * In order to prevent `current_saver' from being called by 2469 * the timeout routine `scrn_timer()' while we manipulate 2470 * the saver list, we shall set `current_saver' to `none_saver' 2471 * before stopping the current saver, rather than blocking by `splXX()'. 2472 */ 2473 current_saver = none_saver; 2474 if (scrn_blanked) 2475 stop_scrn_saver(this_saver); 2476 #endif 2477 2478 /* unblank all blanked screens */ 2479 wait_scrn_saver_stop(NULL); 2480 if (scrn_blanked) 2481 return EBUSY; 2482 2483 current_saver = none_saver; 2484 return 0; 2485 } 2486 2487 static int 2488 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2489 { 2490 int s; 2491 2492 /* assert(scp == scp->sc->cur_scp) */ 2493 s = spltty(); 2494 if (!ISGRAPHSC(scp)) 2495 sc_remove_cursor_image(scp); 2496 scp->splash_save_mode = scp->mode; 2497 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2498 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2499 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2500 scp->sc->flags |= SC_SCRN_BLANKED; 2501 ++scrn_blanked; 2502 splx(s); 2503 if (mode < 0) 2504 return 0; 2505 scp->mode = mode; 2506 if (set_mode(scp) == 0) { 2507 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2508 scp->status |= GRAPHICS_MODE; 2509 #ifndef SC_NO_PALETTE_LOADING 2510 if (pal != NULL) 2511 vidd_load_palette(scp->sc->adp, pal); 2512 #endif 2513 sc_set_border(scp, border); 2514 return 0; 2515 } else { 2516 s = spltty(); 2517 scp->mode = scp->splash_save_mode; 2518 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2519 scp->status |= scp->splash_save_status; 2520 splx(s); 2521 return 1; 2522 } 2523 } 2524 2525 static int 2526 restore_scrn_saver_mode(scr_stat *scp, int changemode) 2527 { 2528 int mode; 2529 int status; 2530 int s; 2531 2532 /* assert(scp == scp->sc->cur_scp) */ 2533 s = spltty(); 2534 mode = scp->mode; 2535 status = scp->status; 2536 scp->mode = scp->splash_save_mode; 2537 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2538 scp->status |= scp->splash_save_status; 2539 scp->sc->flags &= ~SC_SCRN_BLANKED; 2540 if (!changemode) { 2541 if (!ISGRAPHSC(scp)) 2542 sc_draw_cursor_image(scp); 2543 --scrn_blanked; 2544 splx(s); 2545 return 0; 2546 } 2547 if (set_mode(scp) == 0) { 2548 #ifndef SC_NO_PALETTE_LOADING 2549 #ifdef SC_PIXEL_MODE 2550 if (scp->sc->adp->va_info.vi_mem_model == V_INFO_MM_DIRECT) 2551 vidd_load_palette(scp->sc->adp, scp->sc->palette2); 2552 else 2553 #endif 2554 vidd_load_palette(scp->sc->adp, scp->sc->palette); 2555 #endif 2556 --scrn_blanked; 2557 splx(s); 2558 return 0; 2559 } else { 2560 scp->mode = mode; 2561 scp->status = status; 2562 splx(s); 2563 return 1; 2564 } 2565 } 2566 2567 static void 2568 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2569 { 2570 (*saver)(sc, FALSE); 2571 run_scrn_saver = FALSE; 2572 /* the screen saver may have chosen not to stop after all... */ 2573 if (sc->flags & SC_SCRN_BLANKED) 2574 return; 2575 2576 mark_all(sc->cur_scp); 2577 if (sc->delayed_next_scr) 2578 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2579 if (!kdb_active) 2580 wakeup(&scrn_blanked); 2581 } 2582 2583 static int 2584 wait_scrn_saver_stop(sc_softc_t *sc) 2585 { 2586 int error = 0; 2587 2588 while (scrn_blanked > 0) { 2589 run_scrn_saver = FALSE; 2590 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2591 error = 0; 2592 break; 2593 } 2594 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2595 if ((error != 0) && (error != ERESTART)) 2596 break; 2597 } 2598 run_scrn_saver = FALSE; 2599 return error; 2600 } 2601 #endif /* DEV_SPLASH */ 2602 2603 void 2604 sc_touch_scrn_saver(void) 2605 { 2606 scsplash_stick(FALSE); 2607 run_scrn_saver = FALSE; 2608 } 2609 2610 int 2611 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2612 { 2613 scr_stat *cur_scp; 2614 struct tty *tp; 2615 struct proc *p; 2616 int s; 2617 2618 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2619 2620 if (sc->cur_scp == NULL) 2621 return (0); 2622 2623 /* prevent switch if previously requested */ 2624 if (sc->flags & SC_SCRN_VTYLOCK) { 2625 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2626 sc->cur_scp->bell_duration); 2627 return EPERM; 2628 } 2629 2630 /* delay switch if the screen is blanked or being updated */ 2631 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2632 || sc->blink_in_progress) { 2633 sc->delayed_next_scr = next_scr + 1; 2634 sc_touch_scrn_saver(); 2635 DPRINTF(5, ("switch delayed\n")); 2636 return 0; 2637 } 2638 sc->delayed_next_scr = 0; 2639 2640 s = spltty(); 2641 cur_scp = sc->cur_scp; 2642 2643 /* we are in the middle of the vty switching process... */ 2644 if (sc->switch_in_progress 2645 && (cur_scp->smode.mode == VT_PROCESS) 2646 && cur_scp->proc) { 2647 p = pfind(cur_scp->pid); 2648 if (cur_scp->proc != p) { 2649 if (p) 2650 PROC_UNLOCK(p); 2651 /* 2652 * The controlling process has died!!. Do some clean up. 2653 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2654 * are not reset here yet; they will be cleared later. 2655 */ 2656 DPRINTF(5, ("cur_scp controlling process %d died, ", 2657 cur_scp->pid)); 2658 if (cur_scp->status & SWITCH_WAIT_REL) { 2659 /* 2660 * Force the previous switch to finish, but return now 2661 * with error. 2662 */ 2663 DPRINTF(5, ("reset WAIT_REL, ")); 2664 finish_vt_rel(cur_scp, TRUE, &s); 2665 splx(s); 2666 DPRINTF(5, ("finishing previous switch\n")); 2667 return EINVAL; 2668 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2669 /* let's assume screen switch has been completed. */ 2670 DPRINTF(5, ("reset WAIT_ACQ, ")); 2671 finish_vt_acq(cur_scp); 2672 } else { 2673 /* 2674 * We are in between screen release and acquisition, and 2675 * reached here via scgetc() or scrn_timer() which has 2676 * interrupted exchange_scr(). Don't do anything stupid. 2677 */ 2678 DPRINTF(5, ("waiting nothing, ")); 2679 } 2680 } else { 2681 if (p) 2682 PROC_UNLOCK(p); 2683 /* 2684 * The controlling process is alive, but not responding... 2685 * It is either buggy or it may be just taking time. 2686 * The following code is a gross kludge to cope with this 2687 * problem for which there is no clean solution. XXX 2688 */ 2689 if (cur_scp->status & SWITCH_WAIT_REL) { 2690 switch (sc->switch_in_progress++) { 2691 case 1: 2692 break; 2693 case 2: 2694 DPRINTF(5, ("sending relsig again, ")); 2695 signal_vt_rel(cur_scp); 2696 break; 2697 case 3: 2698 break; 2699 case 4: 2700 default: 2701 /* 2702 * Act as if the controlling program returned 2703 * VT_FALSE. 2704 */ 2705 DPRINTF(5, ("force reset WAIT_REL, ")); 2706 finish_vt_rel(cur_scp, FALSE, &s); 2707 splx(s); 2708 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2709 return EINVAL; 2710 } 2711 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2712 switch (sc->switch_in_progress++) { 2713 case 1: 2714 break; 2715 case 2: 2716 DPRINTF(5, ("sending acqsig again, ")); 2717 signal_vt_acq(cur_scp); 2718 break; 2719 case 3: 2720 break; 2721 case 4: 2722 default: 2723 /* clear the flag and finish the previous switch */ 2724 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2725 finish_vt_acq(cur_scp); 2726 break; 2727 } 2728 } 2729 } 2730 } 2731 2732 /* 2733 * Return error if an invalid argument is given, or vty switch 2734 * is still in progress. 2735 */ 2736 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2737 || sc->switch_in_progress) { 2738 splx(s); 2739 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2740 DPRINTF(5, ("error 1\n")); 2741 return EINVAL; 2742 } 2743 2744 /* 2745 * Don't allow switching away from the graphics mode vty 2746 * if the switch mode is VT_AUTO, unless the next vty is the same 2747 * as the current or the current vty has been closed (but showing). 2748 */ 2749 tp = SC_DEV(sc, cur_scp->index); 2750 if ((cur_scp->index != next_scr) 2751 && tty_opened_ns(tp) 2752 && (cur_scp->smode.mode == VT_AUTO) 2753 && ISGRAPHSC(cur_scp)) { 2754 splx(s); 2755 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2756 DPRINTF(5, ("error, graphics mode\n")); 2757 return EINVAL; 2758 } 2759 2760 /* 2761 * Is the wanted vty open? Don't allow switching to a closed vty. 2762 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2763 * Note that we always allow the user to switch to the kernel 2764 * console even if it is closed. 2765 */ 2766 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2767 tp = SC_DEV(sc, next_scr); 2768 if (!tty_opened_ns(tp)) { 2769 splx(s); 2770 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2771 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2772 return EINVAL; 2773 } 2774 if (kdb_active && SC_STAT(tp)->smode.mode == VT_PROCESS) { 2775 splx(s); 2776 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2777 return EINVAL; 2778 } 2779 } 2780 2781 /* this is the start of vty switching process... */ 2782 ++sc->switch_in_progress; 2783 sc->old_scp = cur_scp; 2784 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2785 if (sc->new_scp == sc->old_scp) { 2786 sc->switch_in_progress = 0; 2787 /* 2788 * XXX wakeup() locks the scheduler lock which will hang if 2789 * the lock is in an in-between state, e.g., when we stop at 2790 * a breakpoint at fork_exit. It has always been wrong to call 2791 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2792 * is supposed to be locked by splhigh(), but the debugger may 2793 * be invoked at splhigh(). 2794 */ 2795 if (!kdb_active) 2796 wakeup(VTY_WCHAN(sc,next_scr)); 2797 splx(s); 2798 DPRINTF(5, ("switch done (new == old)\n")); 2799 return 0; 2800 } 2801 2802 /* has controlling process died? */ 2803 vt_proc_alive(sc->old_scp); 2804 vt_proc_alive(sc->new_scp); 2805 2806 /* wait for the controlling process to release the screen, if necessary */ 2807 if (signal_vt_rel(sc->old_scp)) { 2808 splx(s); 2809 return 0; 2810 } 2811 2812 /* go set up the new vty screen */ 2813 splx(s); 2814 exchange_scr(sc); 2815 s = spltty(); 2816 2817 /* wake up processes waiting for this vty */ 2818 if (!kdb_active) 2819 wakeup(VTY_WCHAN(sc,next_scr)); 2820 2821 /* wait for the controlling process to acknowledge, if necessary */ 2822 if (signal_vt_acq(sc->cur_scp)) { 2823 splx(s); 2824 return 0; 2825 } 2826 2827 sc->switch_in_progress = 0; 2828 if (sc->unit == sc_console_unit) 2829 cnavailable(sc_consptr, TRUE); 2830 splx(s); 2831 DPRINTF(5, ("switch done\n")); 2832 2833 return 0; 2834 } 2835 2836 static int 2837 do_switch_scr(sc_softc_t *sc, int s) 2838 { 2839 vt_proc_alive(sc->new_scp); 2840 2841 splx(s); 2842 exchange_scr(sc); 2843 s = spltty(); 2844 /* sc->cur_scp == sc->new_scp */ 2845 wakeup(VTY_WCHAN(sc,sc->cur_scp->index)); 2846 2847 /* wait for the controlling process to acknowledge, if necessary */ 2848 if (!signal_vt_acq(sc->cur_scp)) { 2849 sc->switch_in_progress = 0; 2850 if (sc->unit == sc_console_unit) 2851 cnavailable(sc_consptr, TRUE); 2852 } 2853 2854 return s; 2855 } 2856 2857 static int 2858 vt_proc_alive(scr_stat *scp) 2859 { 2860 struct proc *p; 2861 2862 if (scp->proc) { 2863 if ((p = pfind(scp->pid)) != NULL) 2864 PROC_UNLOCK(p); 2865 if (scp->proc == p) 2866 return TRUE; 2867 scp->proc = NULL; 2868 scp->smode.mode = VT_AUTO; 2869 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2870 } 2871 return FALSE; 2872 } 2873 2874 static int 2875 signal_vt_rel(scr_stat *scp) 2876 { 2877 if (scp->smode.mode != VT_PROCESS) 2878 return FALSE; 2879 scp->status |= SWITCH_WAIT_REL; 2880 PROC_LOCK(scp->proc); 2881 kern_psignal(scp->proc, scp->smode.relsig); 2882 PROC_UNLOCK(scp->proc); 2883 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2884 return TRUE; 2885 } 2886 2887 static int 2888 signal_vt_acq(scr_stat *scp) 2889 { 2890 if (scp->smode.mode != VT_PROCESS) 2891 return FALSE; 2892 if (scp->sc->unit == sc_console_unit) 2893 cnavailable(sc_consptr, FALSE); 2894 scp->status |= SWITCH_WAIT_ACQ; 2895 PROC_LOCK(scp->proc); 2896 kern_psignal(scp->proc, scp->smode.acqsig); 2897 PROC_UNLOCK(scp->proc); 2898 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2899 return TRUE; 2900 } 2901 2902 static int 2903 finish_vt_rel(scr_stat *scp, int release, int *s) 2904 { 2905 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2906 scp->status &= ~SWITCH_WAIT_REL; 2907 if (release) 2908 *s = do_switch_scr(scp->sc, *s); 2909 else 2910 scp->sc->switch_in_progress = 0; 2911 return 0; 2912 } 2913 return EINVAL; 2914 } 2915 2916 static int 2917 finish_vt_acq(scr_stat *scp) 2918 { 2919 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2920 scp->status &= ~SWITCH_WAIT_ACQ; 2921 scp->sc->switch_in_progress = 0; 2922 return 0; 2923 } 2924 return EINVAL; 2925 } 2926 2927 static void 2928 exchange_scr(sc_softc_t *sc) 2929 { 2930 scr_stat *scp; 2931 2932 /* save the current state of video and keyboard */ 2933 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2934 if (!ISGRAPHSC(sc->old_scp)) 2935 sc_remove_cursor_image(sc->old_scp); 2936 if (sc->old_scp->kbd_mode == K_XLATE) 2937 save_kbd_state(sc->old_scp); 2938 2939 /* set up the video for the new screen */ 2940 scp = sc->cur_scp = sc->new_scp; 2941 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2942 set_mode(scp); 2943 #ifndef __sparc64__ 2944 else 2945 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2946 (void *)sc->adp->va_window, FALSE); 2947 #endif 2948 scp->status |= MOUSE_HIDDEN; 2949 sc_move_cursor(scp, scp->xpos, scp->ypos); 2950 if (!ISGRAPHSC(scp)) 2951 sc_set_cursor_image(scp); 2952 #ifndef SC_NO_PALETTE_LOADING 2953 if (ISGRAPHSC(sc->old_scp)) { 2954 #ifdef SC_PIXEL_MODE 2955 if (sc->adp->va_info.vi_mem_model == V_INFO_MM_DIRECT) 2956 vidd_load_palette(sc->adp, sc->palette2); 2957 else 2958 #endif 2959 vidd_load_palette(sc->adp, sc->palette); 2960 } 2961 #endif 2962 sc_set_border(scp, scp->border); 2963 2964 /* set up the keyboard for the new screen */ 2965 if (sc->kbd_open_level == 0 && sc->old_scp->kbd_mode != scp->kbd_mode) 2966 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2967 update_kbd_state(scp, scp->status, LOCK_MASK); 2968 2969 mark_all(scp); 2970 } 2971 2972 static void 2973 sc_puts(scr_stat *scp, u_char *buf, int len) 2974 { 2975 #ifdef DEV_SPLASH 2976 /* make screensaver happy */ 2977 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2978 run_scrn_saver = FALSE; 2979 #endif 2980 2981 if (scp->tsw) 2982 (*scp->tsw->te_puts)(scp, buf, len); 2983 if (scp->sc->delayed_next_scr) 2984 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2985 } 2986 2987 void 2988 sc_draw_cursor_image(scr_stat *scp) 2989 { 2990 /* assert(scp == scp->sc->cur_scp); */ 2991 SC_VIDEO_LOCK(scp->sc); 2992 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2993 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2994 sc_inside_cutmark(scp, scp->cursor_pos)); 2995 scp->cursor_oldpos = scp->cursor_pos; 2996 SC_VIDEO_UNLOCK(scp->sc); 2997 } 2998 2999 void 3000 sc_remove_cursor_image(scr_stat *scp) 3001 { 3002 /* assert(scp == scp->sc->cur_scp); */ 3003 SC_VIDEO_LOCK(scp->sc); 3004 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 3005 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 3006 sc_inside_cutmark(scp, scp->cursor_oldpos)); 3007 SC_VIDEO_UNLOCK(scp->sc); 3008 } 3009 3010 static void 3011 update_cursor_image(scr_stat *scp) 3012 { 3013 /* assert(scp == scp->sc->cur_scp); */ 3014 sc_remove_cursor_image(scp); 3015 sc_set_cursor_image(scp); 3016 sc_draw_cursor_image(scp); 3017 } 3018 3019 void 3020 sc_set_cursor_image(scr_stat *scp) 3021 { 3022 scp->curs_attr = scp->base_curs_attr; 3023 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 3024 /* hidden cursor is internally represented as zero-height underline */ 3025 scp->curs_attr.flags = CONS_CHAR_CURSOR; 3026 scp->curs_attr.base = scp->curs_attr.height = 0; 3027 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 3028 scp->curs_attr.base = imin(scp->base_curs_attr.base, 3029 scp->font_size - 1); 3030 scp->curs_attr.height = imin(scp->base_curs_attr.height, 3031 scp->font_size - scp->curs_attr.base); 3032 } else { /* block cursor */ 3033 scp->curs_attr.base = 0; 3034 scp->curs_attr.height = scp->font_size; 3035 } 3036 3037 /* assert(scp == scp->sc->cur_scp); */ 3038 SC_VIDEO_LOCK(scp->sc); 3039 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 3040 scp->curs_attr.flags & CONS_BLINK_CURSOR); 3041 SC_VIDEO_UNLOCK(scp->sc); 3042 } 3043 3044 static void 3045 sc_adjust_ca(struct cursor_attr *cap, int flags, int base, int height) 3046 { 3047 if (flags & CONS_CHARCURSOR_COLORS) { 3048 cap->bg[0] = base & 0xff; 3049 cap->bg[1] = height & 0xff; 3050 } else if (flags & CONS_MOUSECURSOR_COLORS) { 3051 cap->mouse_ba = base & 0xff; 3052 cap->mouse_ia = height & 0xff; 3053 } else { 3054 if (base >= 0) 3055 cap->base = base; 3056 if (height >= 0) 3057 cap->height = height; 3058 if (!(flags & CONS_SHAPEONLY_CURSOR)) 3059 cap->flags = flags & CONS_CURSOR_ATTRS; 3060 } 3061 } 3062 3063 static void 3064 change_cursor_shape(scr_stat *scp, int flags, int base, int height) 3065 { 3066 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 3067 sc_remove_cursor_image(scp); 3068 3069 if (flags & CONS_RESET_CURSOR) 3070 scp->base_curs_attr = scp->dflt_curs_attr; 3071 else if (flags & CONS_DEFAULT_CURSOR) { 3072 sc_adjust_ca(&scp->dflt_curs_attr, flags, base, height); 3073 scp->base_curs_attr = scp->dflt_curs_attr; 3074 } else 3075 sc_adjust_ca(&scp->base_curs_attr, flags, base, height); 3076 3077 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 3078 sc_set_cursor_image(scp); 3079 sc_draw_cursor_image(scp); 3080 } 3081 } 3082 3083 void 3084 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 3085 { 3086 sc_softc_t *sc; 3087 struct tty *tp; 3088 int s; 3089 int i; 3090 3091 if (flags == -1) 3092 flags = CONS_SHAPEONLY_CURSOR; 3093 3094 s = spltty(); 3095 if (flags & CONS_LOCAL_CURSOR) { 3096 /* local (per vty) change */ 3097 change_cursor_shape(scp, flags, base, height); 3098 splx(s); 3099 return; 3100 } 3101 3102 /* global change */ 3103 sc = scp->sc; 3104 if (flags & CONS_RESET_CURSOR) 3105 sc->curs_attr = sc->dflt_curs_attr; 3106 else if (flags & CONS_DEFAULT_CURSOR) { 3107 sc_adjust_ca(&sc->dflt_curs_attr, flags, base, height); 3108 sc->curs_attr = sc->dflt_curs_attr; 3109 } else 3110 sc_adjust_ca(&sc->curs_attr, flags, base, height); 3111 3112 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 3113 if ((tp = SC_DEV(sc, i)) == NULL) 3114 continue; 3115 if ((scp = sc_get_stat(tp)) == NULL) 3116 continue; 3117 scp->dflt_curs_attr = sc->curs_attr; 3118 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 3119 } 3120 splx(s); 3121 } 3122 3123 static void 3124 scinit(int unit, int flags) 3125 { 3126 3127 /* 3128 * When syscons is being initialized as the kernel console, malloc() 3129 * is not yet functional, because various kernel structures has not been 3130 * fully initialized yet. Therefore, we need to declare the following 3131 * static buffers for the console. This is less than ideal, 3132 * but is necessry evil for the time being. XXX 3133 */ 3134 static u_short sc_buffer[ROW*COL]; /* XXX */ 3135 #ifndef SC_NO_FONT_LOADING 3136 static u_char font_8[256*8]; 3137 static u_char font_14[256*14]; 3138 static u_char font_16[256*16]; 3139 #endif 3140 3141 sc_softc_t *sc; 3142 scr_stat *scp; 3143 video_adapter_t *adp; 3144 int col; 3145 int row; 3146 int i; 3147 3148 /* one time initialization */ 3149 if (init_done == COLD) { 3150 sc_get_bios_values(&bios_value); 3151 for (i = 0; i < nitems(sc_kattrtab); i++) { 3152 #if SC_KERNEL_CONS_ATTR == FG_WHITE 3153 sc_kattrtab[i] = 8 + (i + FG_WHITE) % 8U; 3154 #else 3155 sc_kattrtab[i] = SC_KERNEL_CONS_ATTR; 3156 #endif 3157 } 3158 } 3159 init_done = WARM; 3160 3161 /* 3162 * Allocate resources. Even if we are being called for the second 3163 * time, we must allocate them again, because they might have 3164 * disappeared... 3165 */ 3166 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 3167 if ((sc->flags & SC_INIT_DONE) == 0) 3168 SC_VIDEO_LOCKINIT(sc); 3169 3170 adp = NULL; 3171 if (sc->adapter >= 0) { 3172 vid_release(sc->adp, (void *)&sc->adapter); 3173 adp = sc->adp; 3174 sc->adp = NULL; 3175 } 3176 if (sc->keyboard >= 0) { 3177 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 3178 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 3179 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 3180 if (sc->kbd != NULL) { 3181 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 3182 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 3183 } 3184 sc->kbd = NULL; 3185 } 3186 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 3187 sc->adp = vid_get_adapter(sc->adapter); 3188 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 3189 3190 sc->keyboard = sc_allocate_keyboard(sc, unit); 3191 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 3192 3193 sc->kbd = kbd_get_keyboard(sc->keyboard); 3194 if (sc->kbd != NULL) { 3195 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 3196 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 3197 } 3198 3199 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 3200 3201 sc->initial_mode = sc->adp->va_initial_mode; 3202 3203 #ifndef SC_NO_FONT_LOADING 3204 if (flags & SC_KERNEL_CONSOLE) { 3205 sc->font_8 = font_8; 3206 sc->font_14 = font_14; 3207 sc->font_16 = font_16; 3208 } else if (sc->font_8 == NULL) { 3209 /* assert(sc_malloc) */ 3210 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 3211 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 3212 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 3213 } 3214 #endif 3215 3216 /* extract the hardware cursor location and hide the cursor for now */ 3217 vidd_read_hw_cursor(sc->adp, &col, &row); 3218 vidd_set_hw_cursor(sc->adp, -1, -1); 3219 3220 /* set up the first console */ 3221 sc->first_vty = unit*MAXCONS; 3222 sc->vtys = MAXCONS; /* XXX: should be configurable */ 3223 if (flags & SC_KERNEL_CONSOLE) { 3224 /* 3225 * Set up devs structure but don't use it yet, calling make_dev() 3226 * might panic kernel. Wait for sc_attach_unit() to actually 3227 * create the devices. 3228 */ 3229 sc->dev = main_devs; 3230 scp = &main_console; 3231 init_scp(sc, sc->first_vty, scp); 3232 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 3233 (void *)sc_buffer, FALSE); 3234 if (sc_init_emulator(scp, SC_DFLT_TERM)) 3235 sc_init_emulator(scp, "*"); 3236 (*scp->tsw->te_default_attr)(scp, SC_KERNEL_CONS_ATTR, 3237 SC_KERNEL_CONS_REV_ATTR); 3238 } else { 3239 /* assert(sc_malloc) */ 3240 sc->dev = malloc(sizeof(struct tty *)*sc->vtys, M_DEVBUF, 3241 M_WAITOK|M_ZERO); 3242 sc->dev[0] = sc_alloc_tty(0, unit * MAXCONS); 3243 scp = alloc_scp(sc, sc->first_vty); 3244 SC_STAT(sc->dev[0]) = scp; 3245 } 3246 sc->cur_scp = scp; 3247 3248 #ifndef __sparc64__ 3249 /* copy screen to temporary buffer */ 3250 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3251 (void *)scp->sc->adp->va_window, FALSE); 3252 if (ISTEXTSC(scp)) 3253 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 3254 #endif 3255 3256 /* Sync h/w cursor position to s/w (sc and teken). */ 3257 if (col >= scp->xsize) 3258 col = 0; 3259 if (row >= scp->ysize) 3260 row = scp->ysize - 1; 3261 scp->xpos = col; 3262 scp->ypos = row; 3263 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 3264 (*scp->tsw->te_sync)(scp); 3265 3266 sc->dflt_curs_attr.base = 0; 3267 sc->dflt_curs_attr.height = howmany(scp->font_size, 8); 3268 sc->dflt_curs_attr.flags = 0; 3269 sc->dflt_curs_attr.bg[0] = FG_RED; 3270 sc->dflt_curs_attr.bg[1] = FG_LIGHTGREY; 3271 sc->dflt_curs_attr.bg[2] = FG_BLUE; 3272 sc->dflt_curs_attr.mouse_ba = FG_WHITE; 3273 sc->dflt_curs_attr.mouse_ia = FG_RED; 3274 sc->curs_attr = sc->dflt_curs_attr; 3275 scp->base_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3276 scp->curs_attr = scp->base_curs_attr; 3277 3278 #ifndef SC_NO_SYSMOUSE 3279 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 3280 #endif 3281 if (!ISGRAPHSC(scp)) { 3282 sc_set_cursor_image(scp); 3283 sc_draw_cursor_image(scp); 3284 } 3285 3286 /* save font and palette */ 3287 #ifndef SC_NO_FONT_LOADING 3288 sc->fonts_loaded = 0; 3289 if (ISFONTAVAIL(sc->adp->va_flags)) { 3290 #ifdef SC_DFLT_FONT 3291 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 3292 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 3293 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 3294 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 3295 if (scp->font_size < 14) { 3296 sc_load_font(scp, 0, 8, 8, sc->font_8, 0, 256); 3297 } else if (scp->font_size >= 16) { 3298 sc_load_font(scp, 0, 16, 8, sc->font_16, 0, 256); 3299 } else { 3300 sc_load_font(scp, 0, 14, 8, sc->font_14, 0, 256); 3301 } 3302 #else /* !SC_DFLT_FONT */ 3303 if (scp->font_size < 14) { 3304 sc_save_font(scp, 0, 8, 8, sc->font_8, 0, 256); 3305 sc->fonts_loaded = FONT_8; 3306 } else if (scp->font_size >= 16) { 3307 sc_save_font(scp, 0, 16, 8, sc->font_16, 0, 256); 3308 sc->fonts_loaded = FONT_16; 3309 } else { 3310 sc_save_font(scp, 0, 14, 8, sc->font_14, 0, 256); 3311 sc->fonts_loaded = FONT_14; 3312 } 3313 #endif /* SC_DFLT_FONT */ 3314 /* FONT KLUDGE: always use the font page #0. XXX */ 3315 sc_show_font(scp, 0); 3316 } 3317 #endif /* !SC_NO_FONT_LOADING */ 3318 3319 #ifndef SC_NO_PALETTE_LOADING 3320 vidd_save_palette(sc->adp, sc->palette); 3321 #ifdef SC_PIXEL_MODE 3322 for (i = 0; i < sizeof(sc->palette2); i++) 3323 sc->palette2[i] = i / 3; 3324 #endif 3325 #endif 3326 3327 #ifdef DEV_SPLASH 3328 if (!(sc->flags & SC_SPLASH_SCRN)) { 3329 /* we are ready to put up the splash image! */ 3330 splash_init(sc->adp, scsplash_callback, sc); 3331 sc->flags |= SC_SPLASH_SCRN; 3332 } 3333 #endif 3334 } 3335 3336 /* the rest is not necessary, if we have done it once */ 3337 if (sc->flags & SC_INIT_DONE) 3338 return; 3339 3340 /* initialize mapscrn arrays to a one to one map */ 3341 for (i = 0; i < sizeof(sc->scr_map); i++) 3342 sc->scr_map[i] = sc->scr_rmap[i] = i; 3343 3344 sc->flags |= SC_INIT_DONE; 3345 } 3346 3347 static void 3348 scterm(int unit, int flags) 3349 { 3350 sc_softc_t *sc; 3351 scr_stat *scp; 3352 3353 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 3354 if (sc == NULL) 3355 return; /* shouldn't happen */ 3356 3357 #ifdef DEV_SPLASH 3358 /* this console is no longer available for the splash screen */ 3359 if (sc->flags & SC_SPLASH_SCRN) { 3360 splash_term(sc->adp); 3361 sc->flags &= ~SC_SPLASH_SCRN; 3362 } 3363 #endif 3364 3365 #if 0 /* XXX */ 3366 /* move the hardware cursor to the upper-left corner */ 3367 vidd_set_hw_cursor(sc->adp, 0, 0); 3368 #endif 3369 3370 /* release the keyboard and the video card */ 3371 if (sc->keyboard >= 0) 3372 kbd_release(sc->kbd, &sc->keyboard); 3373 if (sc->adapter >= 0) 3374 vid_release(sc->adp, &sc->adapter); 3375 3376 /* stop the terminal emulator, if any */ 3377 scp = sc_get_stat(sc->dev[0]); 3378 if (scp->tsw) 3379 (*scp->tsw->te_term)(scp, &scp->ts); 3380 mtx_destroy(&sc->video_mtx); 3381 3382 /* clear the structure */ 3383 if (!(flags & SC_KERNEL_CONSOLE)) { 3384 free(scp->ts, M_DEVBUF); 3385 /* XXX: We need delete_dev() for this */ 3386 free(sc->dev, M_DEVBUF); 3387 #if 0 3388 /* XXX: We need a ttyunregister for this */ 3389 free(sc->tty, M_DEVBUF); 3390 #endif 3391 #ifndef SC_NO_FONT_LOADING 3392 free(sc->font_8, M_DEVBUF); 3393 free(sc->font_14, M_DEVBUF); 3394 free(sc->font_16, M_DEVBUF); 3395 #endif 3396 /* XXX vtb, history */ 3397 } 3398 bzero(sc, sizeof(*sc)); 3399 sc->keyboard = -1; 3400 sc->adapter = -1; 3401 } 3402 3403 static void 3404 scshutdown(__unused void *arg, __unused int howto) 3405 { 3406 3407 KASSERT(sc_console != NULL, ("sc_console != NULL")); 3408 KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL")); 3409 KASSERT(sc_console->sc->cur_scp != NULL, 3410 ("sc_console->sc->cur_scp != NULL")); 3411 3412 sc_touch_scrn_saver(); 3413 if (!cold && 3414 sc_console->sc->cur_scp->index != sc_console->index && 3415 sc_console->sc->cur_scp->smode.mode == VT_AUTO && 3416 sc_console->smode.mode == VT_AUTO) 3417 sc_switch_scr(sc_console->sc, sc_console->index); 3418 shutdown_in_progress = TRUE; 3419 } 3420 3421 static void 3422 scsuspend(__unused void *arg) 3423 { 3424 int retry; 3425 3426 KASSERT(sc_console != NULL, ("sc_console != NULL")); 3427 KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL")); 3428 KASSERT(sc_console->sc->cur_scp != NULL, 3429 ("sc_console->sc->cur_scp != NULL")); 3430 3431 sc_susp_scr = sc_console->sc->cur_scp->index; 3432 if (sc_no_suspend_vtswitch || 3433 sc_susp_scr == sc_console->index) { 3434 sc_touch_scrn_saver(); 3435 sc_susp_scr = -1; 3436 return; 3437 } 3438 for (retry = 0; retry < 10; retry++) { 3439 sc_switch_scr(sc_console->sc, sc_console->index); 3440 if (!sc_console->sc->switch_in_progress) 3441 break; 3442 pause("scsuspend", hz); 3443 } 3444 suspend_in_progress = TRUE; 3445 } 3446 3447 static void 3448 scresume(__unused void *arg) 3449 { 3450 3451 KASSERT(sc_console != NULL, ("sc_console != NULL")); 3452 KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL")); 3453 KASSERT(sc_console->sc->cur_scp != NULL, 3454 ("sc_console->sc->cur_scp != NULL")); 3455 3456 suspend_in_progress = FALSE; 3457 if (sc_susp_scr < 0) { 3458 update_font(sc_console->sc->cur_scp); 3459 return; 3460 } 3461 sc_switch_scr(sc_console->sc, sc_susp_scr); 3462 } 3463 3464 int 3465 sc_clean_up(scr_stat *scp) 3466 { 3467 #ifdef DEV_SPLASH 3468 int error; 3469 #endif 3470 3471 if (scp->sc->flags & SC_SCRN_BLANKED) { 3472 sc_touch_scrn_saver(); 3473 #ifdef DEV_SPLASH 3474 if ((error = wait_scrn_saver_stop(scp->sc))) 3475 return error; 3476 #endif 3477 } 3478 scp->status |= MOUSE_HIDDEN; 3479 sc_remove_mouse_image(scp); 3480 sc_remove_cutmarking(scp); 3481 return 0; 3482 } 3483 3484 void 3485 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 3486 { 3487 sc_vtb_t new; 3488 sc_vtb_t old; 3489 3490 old = scp->vtb; 3491 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 3492 if (!discard && (old.vtb_flags & VTB_VALID)) { 3493 /* retain the current cursor position and buffer contants */ 3494 scp->cursor_oldpos = scp->cursor_pos; 3495 /* 3496 * This works only if the old buffer has the same size as or larger 3497 * than the new one. XXX 3498 */ 3499 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 3500 scp->vtb = new; 3501 } else { 3502 scp->vtb = new; 3503 sc_vtb_destroy(&old); 3504 } 3505 3506 #ifndef SC_NO_SYSMOUSE 3507 /* move the mouse cursor at the center of the screen */ 3508 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 3509 #endif 3510 } 3511 3512 static scr_stat 3513 *alloc_scp(sc_softc_t *sc, int vty) 3514 { 3515 scr_stat *scp; 3516 3517 /* assert(sc_malloc) */ 3518 3519 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 3520 init_scp(sc, vty, scp); 3521 3522 sc_alloc_scr_buffer(scp, TRUE, TRUE); 3523 if (sc_init_emulator(scp, SC_DFLT_TERM)) 3524 sc_init_emulator(scp, "*"); 3525 3526 #ifndef SC_NO_CUTPASTE 3527 sc_alloc_cut_buffer(scp, TRUE); 3528 #endif 3529 3530 #ifndef SC_NO_HISTORY 3531 sc_alloc_history_buffer(scp, 0, 0, TRUE); 3532 #endif 3533 3534 return scp; 3535 } 3536 3537 static void 3538 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 3539 { 3540 video_info_t info; 3541 3542 bzero(scp, sizeof(*scp)); 3543 3544 scp->index = vty; 3545 scp->sc = sc; 3546 scp->status = 0; 3547 scp->mode = sc->initial_mode; 3548 vidd_get_info(sc->adp, scp->mode, &info); 3549 if (info.vi_flags & V_INFO_GRAPHICS) { 3550 scp->status |= GRAPHICS_MODE; 3551 scp->xpixel = info.vi_width; 3552 scp->ypixel = info.vi_height; 3553 scp->xsize = info.vi_width/info.vi_cwidth; 3554 scp->ysize = info.vi_height/info.vi_cheight; 3555 scp->font_size = 0; 3556 scp->font = NULL; 3557 } else { 3558 scp->xsize = info.vi_width; 3559 scp->ysize = info.vi_height; 3560 scp->xpixel = scp->xsize*info.vi_cwidth; 3561 scp->ypixel = scp->ysize*info.vi_cheight; 3562 } 3563 3564 scp->font_size = info.vi_cheight; 3565 scp->font_width = info.vi_cwidth; 3566 #ifndef SC_NO_FONT_LOADING 3567 if (info.vi_cheight < 14) 3568 scp->font = sc->font_8; 3569 else if (info.vi_cheight >= 16) 3570 scp->font = sc->font_16; 3571 else 3572 scp->font = sc->font_14; 3573 #else 3574 scp->font = NULL; 3575 #endif 3576 3577 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3578 #ifndef __sparc64__ 3579 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3580 #endif 3581 scp->xoff = scp->yoff = 0; 3582 scp->xpos = scp->ypos = 0; 3583 scp->start = scp->xsize * scp->ysize - 1; 3584 scp->end = 0; 3585 scp->tsw = NULL; 3586 scp->ts = NULL; 3587 scp->rndr = NULL; 3588 scp->border = (SC_NORM_ATTR >> 4) & 0x0f; 3589 scp->base_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3590 scp->mouse_cut_start = scp->xsize*scp->ysize; 3591 scp->mouse_cut_end = -1; 3592 scp->mouse_signal = 0; 3593 scp->mouse_pid = 0; 3594 scp->mouse_proc = NULL; 3595 scp->kbd_mode = K_XLATE; 3596 scp->bell_pitch = bios_value.bell_pitch; 3597 scp->bell_duration = BELL_DURATION; 3598 scp->status |= (bios_value.shift_state & NLKED); 3599 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3600 scp->pid = 0; 3601 scp->proc = NULL; 3602 scp->smode.mode = VT_AUTO; 3603 scp->history = NULL; 3604 scp->history_pos = 0; 3605 scp->history_size = 0; 3606 } 3607 3608 int 3609 sc_init_emulator(scr_stat *scp, char *name) 3610 { 3611 sc_term_sw_t *sw; 3612 sc_rndr_sw_t *rndr; 3613 void *p; 3614 int error; 3615 3616 if (name == NULL) /* if no name is given, use the current emulator */ 3617 sw = scp->tsw; 3618 else /* ...otherwise find the named emulator */ 3619 sw = sc_term_match(name); 3620 if (sw == NULL) 3621 return EINVAL; 3622 3623 rndr = NULL; 3624 if (strcmp(sw->te_renderer, "*") != 0) { 3625 rndr = sc_render_match(scp, sw->te_renderer, 3626 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3627 } 3628 if (rndr == NULL) { 3629 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3630 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3631 if (rndr == NULL) 3632 return ENODEV; 3633 } 3634 3635 if (sw == scp->tsw) { 3636 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3637 scp->rndr = rndr; 3638 scp->rndr->init(scp); 3639 sc_clear_screen(scp); 3640 /* assert(error == 0); */ 3641 return error; 3642 } 3643 3644 if (sc_malloc && (sw->te_size > 0)) 3645 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3646 else 3647 p = NULL; 3648 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3649 if (error) 3650 return error; 3651 3652 if (scp->tsw) 3653 (*scp->tsw->te_term)(scp, &scp->ts); 3654 if (scp->ts != NULL) 3655 free(scp->ts, M_DEVBUF); 3656 scp->tsw = sw; 3657 scp->ts = p; 3658 scp->rndr = rndr; 3659 scp->rndr->init(scp); 3660 3661 (*sw->te_default_attr)(scp, SC_NORM_ATTR, SC_NORM_REV_ATTR); 3662 sc_clear_screen(scp); 3663 3664 return 0; 3665 } 3666 3667 /* 3668 * scgetc(flags) - get character from keyboard. 3669 * If flags & SCGETC_CN, then avoid harmful side effects. 3670 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3671 * return NOKEY if there is nothing there. 3672 */ 3673 static u_int 3674 scgetc(sc_softc_t *sc, u_int flags, struct sc_cnstate *sp) 3675 { 3676 scr_stat *scp; 3677 #ifndef SC_NO_HISTORY 3678 struct tty *tp; 3679 #endif 3680 u_int c; 3681 int this_scr; 3682 int f; 3683 int i; 3684 3685 if (sc->kbd == NULL) 3686 return NOKEY; 3687 3688 next_code: 3689 #if 1 3690 /* I don't like this, but... XXX */ 3691 if (flags & SCGETC_CN) 3692 sccnupdate(sc->cur_scp); 3693 #endif 3694 scp = sc->cur_scp; 3695 /* first see if there is something in the keyboard port */ 3696 for (;;) { 3697 if (flags & SCGETC_CN) 3698 sccnscrunlock(sc, sp); 3699 c = kbdd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3700 if (flags & SCGETC_CN) 3701 sccnscrlock(sc, sp); 3702 if (c == ERRKEY) { 3703 if (!(flags & SCGETC_CN)) 3704 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3705 } else if (c == NOKEY) 3706 return c; 3707 else 3708 break; 3709 } 3710 3711 /* make screensaver happy */ 3712 if (!(c & RELKEY)) 3713 sc_touch_scrn_saver(); 3714 3715 if (!(flags & SCGETC_CN)) 3716 random_harvest_queue(&c, sizeof(c), 1, RANDOM_KEYBOARD); 3717 3718 if (sc->kbd_open_level == 0 && scp->kbd_mode != K_XLATE) 3719 return KEYCHAR(c); 3720 3721 /* if scroll-lock pressed allow history browsing */ 3722 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3723 3724 scp->status &= ~CURSOR_ENABLED; 3725 sc_remove_cursor_image(scp); 3726 3727 #ifndef SC_NO_HISTORY 3728 if (!(scp->status & BUFFER_SAVED)) { 3729 scp->status |= BUFFER_SAVED; 3730 sc_hist_save(scp); 3731 } 3732 switch (c) { 3733 /* FIXME: key codes */ 3734 case SPCLKEY | FKEY | F(49): /* home key */ 3735 sc_remove_cutmarking(scp); 3736 sc_hist_home(scp); 3737 goto next_code; 3738 3739 case SPCLKEY | FKEY | F(57): /* end key */ 3740 sc_remove_cutmarking(scp); 3741 sc_hist_end(scp); 3742 goto next_code; 3743 3744 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3745 sc_remove_cutmarking(scp); 3746 if (sc_hist_up_line(scp)) 3747 if (!(flags & SCGETC_CN)) 3748 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3749 goto next_code; 3750 3751 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3752 sc_remove_cutmarking(scp); 3753 if (sc_hist_down_line(scp)) 3754 if (!(flags & SCGETC_CN)) 3755 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3756 goto next_code; 3757 3758 case SPCLKEY | FKEY | F(51): /* page up key */ 3759 sc_remove_cutmarking(scp); 3760 for (i=0; i<scp->ysize; i++) 3761 if (sc_hist_up_line(scp)) { 3762 if (!(flags & SCGETC_CN)) 3763 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3764 break; 3765 } 3766 goto next_code; 3767 3768 case SPCLKEY | FKEY | F(59): /* page down key */ 3769 sc_remove_cutmarking(scp); 3770 for (i=0; i<scp->ysize; i++) 3771 if (sc_hist_down_line(scp)) { 3772 if (!(flags & SCGETC_CN)) 3773 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3774 break; 3775 } 3776 goto next_code; 3777 } 3778 #endif /* SC_NO_HISTORY */ 3779 } 3780 3781 /* 3782 * Process and consume special keys here. Return a plain char code 3783 * or a char code with the META flag or a function key code. 3784 */ 3785 if (c & RELKEY) { 3786 /* key released */ 3787 /* goto next_code */ 3788 } else { 3789 /* key pressed */ 3790 if (c & SPCLKEY) { 3791 c &= ~SPCLKEY; 3792 switch (KEYCHAR(c)) { 3793 /* LOCKING KEYS */ 3794 case NLK: case CLK: case ALK: 3795 break; 3796 case SLK: 3797 (void)kbdd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3798 if (f & SLKED) { 3799 scp->status |= SLKED; 3800 } else { 3801 if (scp->status & SLKED) { 3802 scp->status &= ~SLKED; 3803 #ifndef SC_NO_HISTORY 3804 if (scp->status & BUFFER_SAVED) { 3805 if (!sc_hist_restore(scp)) 3806 sc_remove_cutmarking(scp); 3807 scp->status &= ~BUFFER_SAVED; 3808 scp->status |= CURSOR_ENABLED; 3809 sc_draw_cursor_image(scp); 3810 } 3811 /* Only safe in Giant-locked context. */ 3812 tp = SC_DEV(sc, scp->index); 3813 if (!(flags & SCGETC_CN) && tty_opened_ns(tp)) 3814 sctty_outwakeup(tp); 3815 #endif 3816 } 3817 } 3818 break; 3819 3820 case PASTE: 3821 #ifndef SC_NO_CUTPASTE 3822 sc_mouse_paste(scp); 3823 #endif 3824 break; 3825 3826 /* NON-LOCKING KEYS */ 3827 case NOP: 3828 case LSH: case RSH: case LCTR: case RCTR: 3829 case LALT: case RALT: case ASH: case META: 3830 break; 3831 3832 case BTAB: 3833 if (!(sc->flags & SC_SCRN_BLANKED)) 3834 return c; 3835 break; 3836 3837 case SPSC: 3838 #ifdef DEV_SPLASH 3839 /* force activatation/deactivation of the screen saver */ 3840 if (!(sc->flags & SC_SCRN_BLANKED)) { 3841 run_scrn_saver = TRUE; 3842 sc->scrn_time_stamp -= scrn_blank_time; 3843 } 3844 if (cold) { 3845 /* 3846 * While devices are being probed, the screen saver need 3847 * to be invoked explicitly. XXX 3848 */ 3849 if (sc->flags & SC_SCRN_BLANKED) { 3850 scsplash_stick(FALSE); 3851 stop_scrn_saver(sc, current_saver); 3852 } else { 3853 if (!ISGRAPHSC(scp)) { 3854 scsplash_stick(TRUE); 3855 (*current_saver)(sc, TRUE); 3856 } 3857 } 3858 } 3859 #endif /* DEV_SPLASH */ 3860 break; 3861 3862 case RBT: 3863 #ifndef SC_DISABLE_REBOOT 3864 if (enable_reboot && !(flags & SCGETC_CN)) 3865 shutdown_nice(0); 3866 #endif 3867 break; 3868 3869 case HALT: 3870 #ifndef SC_DISABLE_REBOOT 3871 if (enable_reboot && !(flags & SCGETC_CN)) 3872 shutdown_nice(RB_HALT); 3873 #endif 3874 break; 3875 3876 case PDWN: 3877 #ifndef SC_DISABLE_REBOOT 3878 if (enable_reboot && !(flags & SCGETC_CN)) 3879 shutdown_nice(RB_HALT|RB_POWEROFF); 3880 #endif 3881 break; 3882 3883 case SUSP: 3884 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3885 break; 3886 case STBY: 3887 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3888 break; 3889 3890 case DBG: 3891 #ifndef SC_DISABLE_KDBKEY 3892 if (enable_kdbkey) 3893 kdb_break(); 3894 #endif 3895 break; 3896 3897 case PNC: 3898 if (enable_panic_key) 3899 panic("Forced by the panic key"); 3900 break; 3901 3902 case NEXT: 3903 this_scr = scp->index; 3904 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3905 sc->first_vty + i != this_scr; 3906 i = (i + 1)%sc->vtys) { 3907 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3908 if (tty_opened_ns(tp)) { 3909 sc_switch_scr(scp->sc, sc->first_vty + i); 3910 break; 3911 } 3912 } 3913 break; 3914 3915 case PREV: 3916 this_scr = scp->index; 3917 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3918 sc->first_vty + i != this_scr; 3919 i = (i + sc->vtys - 1)%sc->vtys) { 3920 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3921 if (tty_opened_ns(tp)) { 3922 sc_switch_scr(scp->sc, sc->first_vty + i); 3923 break; 3924 } 3925 } 3926 break; 3927 3928 default: 3929 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3930 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3931 break; 3932 } 3933 /* assert(c & FKEY) */ 3934 if (!(sc->flags & SC_SCRN_BLANKED)) 3935 return c; 3936 break; 3937 } 3938 /* goto next_code */ 3939 } else { 3940 /* regular keys (maybe MKEY is set) */ 3941 #if !defined(SC_DISABLE_KDBKEY) && defined(KDB) 3942 if (enable_kdbkey) 3943 kdb_alt_break(c, &sc->sc_altbrk); 3944 #endif 3945 if (!(sc->flags & SC_SCRN_BLANKED)) 3946 return c; 3947 } 3948 } 3949 3950 goto next_code; 3951 } 3952 3953 static int 3954 sctty_mmap(struct tty *tp, vm_ooffset_t offset, vm_paddr_t *paddr, 3955 int nprot, vm_memattr_t *memattr) 3956 { 3957 scr_stat *scp; 3958 3959 scp = sc_get_stat(tp); 3960 if (scp != scp->sc->cur_scp) 3961 return -1; 3962 return vidd_mmap(scp->sc->adp, offset, paddr, nprot, memattr); 3963 } 3964 3965 static void 3966 update_font(scr_stat *scp) 3967 { 3968 #ifndef SC_NO_FONT_LOADING 3969 /* load appropriate font */ 3970 if (!(scp->status & GRAPHICS_MODE)) { 3971 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3972 if (scp->font_size < 14) { 3973 if (scp->sc->fonts_loaded & FONT_8) 3974 sc_load_font(scp, 0, 8, 8, scp->sc->font_8, 0, 256); 3975 } else if (scp->font_size >= 16) { 3976 if (scp->sc->fonts_loaded & FONT_16) 3977 sc_load_font(scp, 0, 16, 8, scp->sc->font_16, 0, 256); 3978 } else { 3979 if (scp->sc->fonts_loaded & FONT_14) 3980 sc_load_font(scp, 0, 14, 8, scp->sc->font_14, 0, 256); 3981 } 3982 /* 3983 * FONT KLUDGE: 3984 * This is an interim kludge to display correct font. 3985 * Always use the font page #0 on the video plane 2. 3986 * Somehow we cannot show the font in other font pages on 3987 * some video cards... XXX 3988 */ 3989 sc_show_font(scp, 0); 3990 } 3991 mark_all(scp); 3992 } 3993 #endif /* !SC_NO_FONT_LOADING */ 3994 } 3995 3996 static int 3997 save_kbd_state(scr_stat *scp) 3998 { 3999 int state; 4000 int error; 4001 4002 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 4003 if (error == ENOIOCTL) 4004 error = ENODEV; 4005 if (error == 0) { 4006 scp->status &= ~LOCK_MASK; 4007 scp->status |= state; 4008 } 4009 return error; 4010 } 4011 4012 static int 4013 update_kbd_state(scr_stat *scp, int new_bits, int mask) 4014 { 4015 int state; 4016 int error; 4017 4018 if (mask != LOCK_MASK) { 4019 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 4020 if (error == ENOIOCTL) 4021 error = ENODEV; 4022 if (error) 4023 return error; 4024 state &= ~mask; 4025 state |= new_bits & mask; 4026 } else { 4027 state = new_bits & LOCK_MASK; 4028 } 4029 error = kbdd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 4030 if (error == ENOIOCTL) 4031 error = ENODEV; 4032 return error; 4033 } 4034 4035 static int 4036 update_kbd_leds(scr_stat *scp, int which) 4037 { 4038 int error; 4039 4040 which &= LOCK_MASK; 4041 error = kbdd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 4042 if (error == ENOIOCTL) 4043 error = ENODEV; 4044 return error; 4045 } 4046 4047 int 4048 set_mode(scr_stat *scp) 4049 { 4050 video_info_t info; 4051 4052 /* reject unsupported mode */ 4053 if (vidd_get_info(scp->sc->adp, scp->mode, &info)) 4054 return 1; 4055 4056 /* if this vty is not currently showing, do nothing */ 4057 if (scp != scp->sc->cur_scp) 4058 return 0; 4059 4060 /* setup video hardware for the given mode */ 4061 vidd_set_mode(scp->sc->adp, scp->mode); 4062 scp->rndr->init(scp); 4063 #ifndef __sparc64__ 4064 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 4065 (void *)scp->sc->adp->va_window, FALSE); 4066 #endif 4067 4068 update_font(scp); 4069 4070 sc_set_border(scp, scp->border); 4071 sc_set_cursor_image(scp); 4072 4073 return 0; 4074 } 4075 4076 void 4077 sc_set_border(scr_stat *scp, int color) 4078 { 4079 SC_VIDEO_LOCK(scp->sc); 4080 (*scp->rndr->draw_border)(scp, color); 4081 SC_VIDEO_UNLOCK(scp->sc); 4082 } 4083 4084 #ifndef SC_NO_FONT_LOADING 4085 void 4086 sc_load_font(scr_stat *scp, int page, int size, int width, u_char *buf, 4087 int base, int count) 4088 { 4089 sc_softc_t *sc; 4090 4091 sc = scp->sc; 4092 sc->font_loading_in_progress = TRUE; 4093 vidd_load_font(sc->adp, page, size, width, buf, base, count); 4094 sc->font_loading_in_progress = FALSE; 4095 } 4096 4097 void 4098 sc_save_font(scr_stat *scp, int page, int size, int width, u_char *buf, 4099 int base, int count) 4100 { 4101 sc_softc_t *sc; 4102 4103 sc = scp->sc; 4104 sc->font_loading_in_progress = TRUE; 4105 vidd_save_font(sc->adp, page, size, width, buf, base, count); 4106 sc->font_loading_in_progress = FALSE; 4107 } 4108 4109 void 4110 sc_show_font(scr_stat *scp, int page) 4111 { 4112 vidd_show_font(scp->sc->adp, page); 4113 } 4114 #endif /* !SC_NO_FONT_LOADING */ 4115 4116 void 4117 sc_paste(scr_stat *scp, const u_char *p, int count) 4118 { 4119 struct tty *tp; 4120 u_char *rmap; 4121 4122 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 4123 if (!tty_opened_ns(tp)) 4124 return; 4125 rmap = scp->sc->scr_rmap; 4126 for (; count > 0; --count) 4127 ttydisc_rint(tp, rmap[*p++], 0); 4128 ttydisc_rint_done(tp); 4129 } 4130 4131 void 4132 sc_respond(scr_stat *scp, const u_char *p, int count, int wakeup) 4133 { 4134 struct tty *tp; 4135 4136 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 4137 if (!tty_opened_ns(tp)) 4138 return; 4139 ttydisc_rint_simple(tp, p, count); 4140 if (wakeup) { 4141 /* XXX: we can't always call ttydisc_rint_done() here! */ 4142 ttydisc_rint_done(tp); 4143 } 4144 } 4145 4146 void 4147 sc_bell(scr_stat *scp, int pitch, int duration) 4148 { 4149 if (cold || kdb_active || shutdown_in_progress || !enable_bell) 4150 return; 4151 4152 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 4153 return; 4154 4155 if (scp->sc->flags & SC_VISUAL_BELL) { 4156 if (scp->sc->blink_in_progress) 4157 return; 4158 scp->sc->blink_in_progress = 3; 4159 if (scp != scp->sc->cur_scp) 4160 scp->sc->blink_in_progress += 2; 4161 blink_screen(scp->sc->cur_scp); 4162 } else if (duration != 0 && pitch != 0) { 4163 if (scp != scp->sc->cur_scp) 4164 pitch *= 2; 4165 sysbeep(1193182 / pitch, duration); 4166 } 4167 } 4168 4169 static int 4170 sc_kattr(void) 4171 { 4172 if (sc_console == NULL) 4173 return (SC_KERNEL_CONS_ATTR); /* for very early, before pcpu */ 4174 return (sc_kattrtab[PCPU_GET(cpuid) % nitems(sc_kattrtab)]); 4175 } 4176 4177 static void 4178 blink_screen(void *arg) 4179 { 4180 scr_stat *scp = arg; 4181 struct tty *tp; 4182 4183 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 4184 scp->sc->blink_in_progress = 0; 4185 mark_all(scp); 4186 tp = SC_DEV(scp->sc, scp->index); 4187 if (tty_opened_ns(tp)) 4188 sctty_outwakeup(tp); 4189 if (scp->sc->delayed_next_scr) 4190 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 4191 } 4192 else { 4193 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 4194 scp->sc->blink_in_progress & 1); 4195 scp->sc->blink_in_progress--; 4196 callout_reset_sbt(&scp->sc->cblink, SBT_1S / 15, 0, 4197 blink_screen, scp, C_PREL(0)); 4198 } 4199 } 4200 4201 /* 4202 * Until sc_attach_unit() gets called no dev structures will be available 4203 * to store the per-screen current status. This is the case when the 4204 * kernel is initially booting and needs access to its console. During 4205 * this early phase of booting the console's current status is kept in 4206 * one statically defined scr_stat structure, and any pointers to the 4207 * dev structures will be NULL. 4208 */ 4209 4210 static scr_stat * 4211 sc_get_stat(struct tty *tp) 4212 { 4213 if (tp == NULL) 4214 return (&main_console); 4215 return (SC_STAT(tp)); 4216 } 4217 4218 /* 4219 * Allocate active keyboard. Try to allocate "kbdmux" keyboard first, and, 4220 * if found, add all non-busy keyboards to "kbdmux". Otherwise look for 4221 * any keyboard. 4222 */ 4223 4224 static int 4225 sc_allocate_keyboard(sc_softc_t *sc, int unit) 4226 { 4227 int idx0, idx; 4228 keyboard_t *k0, *k; 4229 keyboard_info_t ki; 4230 4231 idx0 = kbd_allocate("kbdmux", -1, (void *)&sc->keyboard, sckbdevent, sc); 4232 if (idx0 != -1) { 4233 k0 = kbd_get_keyboard(idx0); 4234 4235 for (idx = kbd_find_keyboard2("*", -1, 0); 4236 idx != -1; 4237 idx = kbd_find_keyboard2("*", -1, idx + 1)) { 4238 k = kbd_get_keyboard(idx); 4239 4240 if (idx == idx0 || KBD_IS_BUSY(k)) 4241 continue; 4242 4243 bzero(&ki, sizeof(ki)); 4244 strcpy(ki.kb_name, k->kb_name); 4245 ki.kb_unit = k->kb_unit; 4246 4247 (void)kbdd_ioctl(k0, KBADDKBD, (caddr_t) &ki); 4248 } 4249 } else 4250 idx0 = kbd_allocate("*", unit, (void *)&sc->keyboard, sckbdevent, sc); 4251 4252 return (idx0); 4253 } 4254