1 /*- 2 * Copyright (c) 1992-1998 S�ren Schmidt 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to The DragonFly Project 6 * by Sascha Wildner <saw@online.de> 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer, 13 * without modification, immediately at the beginning of the file. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. The name of the author may not be used to endorse or promote products 18 * derived from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 __FBSDID("$FreeBSD$"); 34 35 #include "opt_compat.h" 36 #include "opt_syscons.h" 37 #include "opt_splash.h" 38 #include "opt_ddb.h" 39 40 #include <sys/param.h> 41 #include <sys/systm.h> 42 #include <sys/conf.h> 43 #include <sys/cons.h> 44 #include <sys/consio.h> 45 #include <sys/kdb.h> 46 #include <sys/eventhandler.h> 47 #include <sys/fbio.h> 48 #include <sys/kbio.h> 49 #include <sys/kernel.h> 50 #include <sys/lock.h> 51 #include <sys/malloc.h> 52 #include <sys/mutex.h> 53 #include <sys/priv.h> 54 #include <sys/proc.h> 55 #include <sys/random.h> 56 #include <sys/reboot.h> 57 #include <sys/signalvar.h> 58 #include <sys/sysctl.h> 59 #include <sys/tty.h> 60 #include <sys/power.h> 61 62 #include <machine/clock.h> 63 #if defined(__sparc64__) || defined(__powerpc__) 64 #include <machine/sc_machdep.h> 65 #else 66 #include <machine/pc/display.h> 67 #endif 68 #if defined( __i386__) || defined(__amd64__) 69 #include <machine/psl.h> 70 #include <machine/frame.h> 71 #endif 72 73 #include <dev/kbd/kbdreg.h> 74 #include <dev/fb/fbreg.h> 75 #include <dev/fb/splashreg.h> 76 #include <dev/syscons/syscons.h> 77 78 #define COLD 0 79 #define WARM 1 80 81 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 82 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 83 84 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 85 86 typedef struct default_attr { 87 int std_color; /* normal hardware color */ 88 int rev_color; /* reverse hardware color */ 89 } default_attr; 90 91 static default_attr user_default = { 92 SC_NORM_ATTR, 93 SC_NORM_REV_ATTR, 94 }; 95 96 static default_attr kernel_default = { 97 SC_KERNEL_CONS_ATTR, 98 SC_KERNEL_CONS_REV_ATTR, 99 }; 100 101 static int sc_console_unit = -1; 102 static int sc_saver_keyb_only = 1; 103 static scr_stat *sc_console; 104 static struct tty *sc_console_tty; 105 static struct consdev *sc_consptr; 106 static void *kernel_console_ts; 107 static scr_stat main_console; 108 static struct cdev *main_devs[MAXCONS]; 109 110 static char init_done = COLD; 111 static char shutdown_in_progress = FALSE; 112 static char sc_malloc = FALSE; 113 114 static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 115 static int run_scrn_saver = FALSE; /* should run the saver? */ 116 static int enable_bell = TRUE; /* enable beeper */ 117 118 #ifndef SC_DISABLE_REBOOT 119 static int enable_reboot = TRUE; /* enable keyboard reboot */ 120 #endif 121 122 #ifndef SC_DISABLE_KDBKEY 123 static int enable_kdbkey = TRUE; /* enable keyboard debug */ 124 #endif 125 126 static long scrn_blank_time = 0; /* screen saver timeout value */ 127 #ifdef DEV_SPLASH 128 static int scrn_blanked; /* # of blanked screen */ 129 static int sticky_splash = FALSE; 130 131 static void none_saver(sc_softc_t *sc, int blank) { } 132 static void (*current_saver)(sc_softc_t *, int) = none_saver; 133 #endif 134 135 SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 136 SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 137 SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 138 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 139 SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 140 0, "enable bell"); 141 #ifndef SC_DISABLE_REBOOT 142 SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_reboot, CTLFLAG_RW|CTLFLAG_SECURE, &enable_reboot, 143 0, "enable keyboard reboot"); 144 #endif 145 #ifndef SC_DISABLE_KDBKEY 146 SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_debug, CTLFLAG_RW|CTLFLAG_SECURE, &enable_kdbkey, 147 0, "enable keyboard debug"); 148 #endif 149 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 150 #include "font.h" 151 #endif 152 153 d_ioctl_t *sc_user_ioctl; 154 155 static bios_values_t bios_value; 156 157 static int enable_panic_key; 158 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 159 0, "Enable panic via keypress specified in kbdmap(5)"); 160 161 #define SC_CONSOLECTL 255 162 163 #define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 164 SC_DEV((sc), (x))->si_tty : NULL) 165 #define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) 166 167 static int debugger; 168 169 /* prototypes */ 170 static int sc_allocate_keyboard(sc_softc_t *sc, int unit); 171 static struct tty *sc_alloc_tty(struct cdev *dev); 172 static int scvidprobe(int unit, int flags, int cons); 173 static int sckbdprobe(int unit, int flags, int cons); 174 static void scmeminit(void *arg); 175 static int scdevtounit(struct cdev *dev); 176 static kbd_callback_func_t sckbdevent; 177 static int scparam(struct tty *tp, struct termios *t); 178 static void scstart(struct tty *tp); 179 static void scinit(int unit, int flags); 180 static scr_stat *sc_get_stat(struct cdev *devptr); 181 static void scterm(int unit, int flags); 182 static void scshutdown(void *arg, int howto); 183 static u_int scgetc(sc_softc_t *sc, u_int flags); 184 #define SCGETC_CN 1 185 #define SCGETC_NONBLOCK 2 186 static int sccngetch(int flags); 187 static void sccnupdate(scr_stat *scp); 188 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 189 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 190 static timeout_t scrn_timer; 191 static int and_region(int *s1, int *e1, int s2, int e2); 192 static void scrn_update(scr_stat *scp, int show_cursor); 193 194 #ifdef DEV_SPLASH 195 static int scsplash_callback(int event, void *arg); 196 static void scsplash_saver(sc_softc_t *sc, int show); 197 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 198 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 199 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 200 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 201 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 202 static int wait_scrn_saver_stop(sc_softc_t *sc); 203 #define scsplash_stick(stick) (sticky_splash = (stick)) 204 #else /* !DEV_SPLASH */ 205 #define scsplash_stick(stick) 206 #endif /* DEV_SPLASH */ 207 208 static int do_switch_scr(sc_softc_t *sc, int s); 209 static int vt_proc_alive(scr_stat *scp); 210 static int signal_vt_rel(scr_stat *scp); 211 static int signal_vt_acq(scr_stat *scp); 212 static int finish_vt_rel(scr_stat *scp, int release, int *s); 213 static int finish_vt_acq(scr_stat *scp); 214 static void exchange_scr(sc_softc_t *sc); 215 static void update_cursor_image(scr_stat *scp); 216 static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 217 static int save_kbd_state(scr_stat *scp); 218 static int update_kbd_state(scr_stat *scp, int state, int mask); 219 static int update_kbd_leds(scr_stat *scp, int which); 220 static timeout_t blink_screen; 221 222 static cn_probe_t sc_cnprobe; 223 static cn_init_t sc_cninit; 224 static cn_term_t sc_cnterm; 225 static cn_getc_t sc_cngetc; 226 static cn_putc_t sc_cnputc; 227 228 CONSOLE_DRIVER(sc); 229 230 static d_open_t scopen; 231 static d_close_t scclose; 232 static d_read_t scread; 233 static d_ioctl_t scioctl; 234 static d_mmap_t scmmap; 235 236 static struct cdevsw sc_cdevsw = { 237 .d_version = D_VERSION, 238 .d_open = scopen, 239 .d_close = scclose, 240 .d_read = scread, 241 .d_ioctl = scioctl, 242 .d_mmap = scmmap, 243 .d_name = "sc", 244 .d_flags = D_TTY | D_NEEDGIANT, 245 }; 246 247 int 248 sc_probe_unit(int unit, int flags) 249 { 250 if (!scvidprobe(unit, flags, FALSE)) { 251 if (bootverbose) 252 printf("%s%d: no video adapter found.\n", SC_DRIVER_NAME, unit); 253 return ENXIO; 254 } 255 256 /* syscons will be attached even when there is no keyboard */ 257 sckbdprobe(unit, flags, FALSE); 258 259 return 0; 260 } 261 262 /* probe video adapters, return TRUE if found */ 263 static int 264 scvidprobe(int unit, int flags, int cons) 265 { 266 /* 267 * Access the video adapter driver through the back door! 268 * Video adapter drivers need to be configured before syscons. 269 * However, when syscons is being probed as the low-level console, 270 * they have not been initialized yet. We force them to initialize 271 * themselves here. XXX 272 */ 273 vid_configure(cons ? VIO_PROBE_ONLY : 0); 274 275 return (vid_find_adapter("*", unit) >= 0); 276 } 277 278 /* probe the keyboard, return TRUE if found */ 279 static int 280 sckbdprobe(int unit, int flags, int cons) 281 { 282 /* access the keyboard driver through the backdoor! */ 283 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 284 285 return (kbd_find_keyboard("*", unit) >= 0); 286 } 287 288 static char 289 *adapter_name(video_adapter_t *adp) 290 { 291 static struct { 292 int type; 293 char *name[2]; 294 } names[] = { 295 { KD_MONO, { "MDA", "MDA" } }, 296 { KD_HERCULES, { "Hercules", "Hercules" } }, 297 { KD_CGA, { "CGA", "CGA" } }, 298 { KD_EGA, { "EGA", "EGA (mono)" } }, 299 { KD_VGA, { "VGA", "VGA (mono)" } }, 300 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 301 { KD_TGA, { "TGA", "TGA" } }, 302 { -1, { "Unknown", "Unknown" } }, 303 }; 304 int i; 305 306 for (i = 0; names[i].type != -1; ++i) 307 if (names[i].type == adp->va_type) 308 break; 309 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 310 } 311 312 static struct tty * 313 sc_alloc_tty(struct cdev *dev) 314 { 315 struct tty *tp; 316 317 tp = dev->si_tty = ttyalloc(); 318 ttyinitmode(tp, 1, 0); 319 tp->t_oproc = scstart; 320 tp->t_param = scparam; 321 tp->t_stop = nottystop; 322 tp->t_dev = dev; 323 return (tp); 324 } 325 326 int 327 sc_attach_unit(int unit, int flags) 328 { 329 sc_softc_t *sc; 330 scr_stat *scp; 331 #ifdef SC_PIXEL_MODE 332 video_info_t info; 333 #endif 334 int vc; 335 struct cdev *dev; 336 337 flags &= ~SC_KERNEL_CONSOLE; 338 339 if (sc_console_unit == unit) { 340 /* 341 * If this unit is being used as the system console, we need to 342 * adjust some variables and buffers before and after scinit(). 343 */ 344 /* assert(sc_console != NULL) */ 345 flags |= SC_KERNEL_CONSOLE; 346 scmeminit(NULL); 347 348 scinit(unit, flags); 349 350 if (sc_console->tsw->te_size > 0) { 351 /* assert(sc_console->ts != NULL); */ 352 kernel_console_ts = sc_console->ts; 353 sc_console->ts = malloc(sc_console->tsw->te_size, 354 M_DEVBUF, M_WAITOK); 355 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 356 (*sc_console->tsw->te_default_attr)(sc_console, 357 user_default.std_color, 358 user_default.rev_color); 359 } 360 } else { 361 scinit(unit, flags); 362 } 363 364 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 365 sc->config = flags; 366 scp = sc_get_stat(sc->dev[0]); 367 if (sc_console == NULL) /* sc_console_unit < 0 */ 368 sc_console = scp; 369 370 #ifdef SC_PIXEL_MODE 371 if ((sc->config & SC_VESA800X600) 372 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 373 #ifdef DEV_SPLASH 374 if (sc->flags & SC_SPLASH_SCRN) 375 splash_term(sc->adp); 376 #endif 377 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 378 sc_set_pixel_mode(scp, NULL, COL, ROW, 16, 8); 379 sc->initial_mode = M_VESA_800x600; 380 #ifdef DEV_SPLASH 381 /* put up the splash again! */ 382 if (sc->flags & SC_SPLASH_SCRN) 383 splash_init(sc->adp, scsplash_callback, sc); 384 #endif 385 } 386 #endif /* SC_PIXEL_MODE */ 387 388 /* initialize cursor */ 389 if (!ISGRAPHSC(scp)) 390 update_cursor_image(scp); 391 392 /* get screen update going */ 393 scrn_timer(sc); 394 395 /* set up the keyboard */ 396 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 397 update_kbd_state(scp, scp->status, LOCK_MASK); 398 399 printf("%s%d: %s <%d virtual consoles, flags=0x%x>\n", 400 SC_DRIVER_NAME, unit, adapter_name(sc->adp), sc->vtys, sc->config); 401 if (bootverbose) { 402 printf("%s%d:", SC_DRIVER_NAME, unit); 403 if (sc->adapter >= 0) 404 printf(" fb%d", sc->adapter); 405 if (sc->keyboard >= 0) 406 printf(", kbd%d", sc->keyboard); 407 if (scp->tsw) 408 printf(", terminal emulator: %s (%s)", 409 scp->tsw->te_name, scp->tsw->te_desc); 410 printf("\n"); 411 } 412 413 /* register a shutdown callback for the kernel console */ 414 if (sc_console_unit == unit) 415 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 416 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 417 418 for (vc = 0; vc < sc->vtys; vc++) { 419 if (sc->dev[vc] == NULL) { 420 sc->dev[vc] = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 421 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 422 sc_alloc_tty(sc->dev[vc]); 423 if (vc == 0 && sc->dev == main_devs) 424 SC_STAT(sc->dev[0]) = &main_console; 425 } 426 /* 427 * The first vty already has struct tty and scr_stat initialized 428 * in scinit(). The other vtys will have these structs when 429 * first opened. 430 */ 431 } 432 433 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 434 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 435 sc_console_tty = sc_alloc_tty(dev); 436 ttyconsolemode(sc_console_tty, 0); 437 SC_STAT(dev) = sc_console; 438 439 return 0; 440 } 441 442 static void 443 scmeminit(void *arg) 444 { 445 if (sc_malloc) 446 return; 447 sc_malloc = TRUE; 448 449 /* 450 * As soon as malloc() becomes functional, we had better allocate 451 * various buffers for the kernel console. 452 */ 453 454 if (sc_console_unit < 0) /* sc_console == NULL */ 455 return; 456 457 /* copy the temporary buffer to the final buffer */ 458 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 459 460 #ifndef SC_NO_CUTPASTE 461 sc_alloc_cut_buffer(sc_console, FALSE); 462 #endif 463 464 #ifndef SC_NO_HISTORY 465 /* initialize history buffer & pointers */ 466 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 467 #endif 468 } 469 470 /* XXX */ 471 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 472 473 static int 474 scdevtounit(struct cdev *dev) 475 { 476 int vty = SC_VTY(dev); 477 478 if (vty == SC_CONSOLECTL) 479 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 480 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 481 return -1; 482 else 483 return vty/MAXCONS; 484 } 485 486 static int 487 scopen(struct cdev *dev, int flag, int mode, struct thread *td) 488 { 489 int unit = scdevtounit(dev); 490 sc_softc_t *sc; 491 struct tty *tp; 492 scr_stat *scp; 493 #ifndef __sparc64__ 494 keyarg_t key; 495 #endif 496 int error; 497 498 DPRINTF(5, ("scopen: dev:%s, unit:%d, vty:%d\n", 499 devtoname(dev), unit, SC_VTY(dev))); 500 501 tp = dev->si_tty; 502 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 503 if (sc == NULL) 504 return ENXIO; 505 506 if (!ISTTYOPEN(tp)) { 507 tp->t_termios = tp->t_init_in; 508 /* Use the current setting of the <-- key as default VERASE. */ 509 /* If the Delete key is preferable, an stty is necessary */ 510 #ifndef __sparc64__ 511 if (sc->kbd != NULL) { 512 key.keynum = KEYCODE_BS; 513 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 514 tp->t_cc[VERASE] = key.key.map[0]; 515 } 516 #endif 517 scparam(tp, &tp->t_termios); 518 ttyld_modem(tp, 1); 519 } 520 else 521 if (tp->t_state & TS_XCLUDE && priv_check(td, PRIV_TTY_EXCLUSIVE)) 522 return(EBUSY); 523 524 error = ttyld_open(tp, dev); 525 526 scp = sc_get_stat(dev); 527 if (scp == NULL) { 528 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 529 if (ISGRAPHSC(scp)) 530 sc_set_pixel_mode(scp, NULL, COL, ROW, 16, 8); 531 } 532 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 533 tp->t_winsize.ws_col = scp->xsize; 534 tp->t_winsize.ws_row = scp->ysize; 535 } 536 537 return error; 538 } 539 540 static int 541 scclose(struct cdev *dev, int flag, int mode, struct thread *td) 542 { 543 struct tty *tp = dev->si_tty; 544 scr_stat *scp; 545 int s; 546 547 if (SC_VTY(dev) != SC_CONSOLECTL) { 548 scp = sc_get_stat(tp->t_dev); 549 /* were we in the middle of the VT switching process? */ 550 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 551 s = spltty(); 552 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 553 cnavailable(sc_consptr, TRUE); 554 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 555 DPRINTF(5, ("reset WAIT_REL, ")); 556 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 557 DPRINTF(5, ("reset WAIT_ACQ, ")); 558 #ifdef not_yet_done 559 if (scp == &main_console) { 560 scp->pid = 0; 561 scp->proc = NULL; 562 scp->smode.mode = VT_AUTO; 563 } 564 else { 565 sc_vtb_destroy(&scp->vtb); 566 #ifndef __sparc64__ 567 sc_vtb_destroy(&scp->scr); 568 #endif 569 sc_free_history_buffer(scp, scp->ysize); 570 SC_STAT(dev) = NULL; 571 free(scp, M_DEVBUF); 572 } 573 #else 574 scp->pid = 0; 575 scp->proc = NULL; 576 scp->smode.mode = VT_AUTO; 577 #endif 578 scp->kbd_mode = K_XLATE; 579 if (scp == scp->sc->cur_scp) 580 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 581 DPRINTF(5, ("done.\n")); 582 } 583 spltty(); 584 ttyld_close(tp, flag); 585 tty_close(tp); 586 spl0(); 587 return(0); 588 } 589 590 static int 591 scread(struct cdev *dev, struct uio *uio, int flag) 592 { 593 if (!sc_saver_keyb_only) 594 sc_touch_scrn_saver(); 595 return ttyread(dev, uio, flag); 596 } 597 598 static int 599 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 600 { 601 sc_softc_t *sc; 602 struct tty *cur_tty; 603 int c; 604 size_t len; 605 u_char *cp; 606 607 sc = (sc_softc_t *)arg; 608 /* assert(thiskbd == sc->kbd) */ 609 610 switch (event) { 611 case KBDIO_KEYINPUT: 612 break; 613 case KBDIO_UNLOADING: 614 sc->kbd = NULL; 615 sc->keyboard = -1; 616 kbd_release(thiskbd, (void *)&sc->keyboard); 617 return 0; 618 default: 619 return EINVAL; 620 } 621 622 /* 623 * Loop while there is still input to get from the keyboard. 624 * I don't think this is nessesary, and it doesn't fix 625 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 626 */ 627 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 628 629 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 630 if (!ISTTYOPEN(cur_tty)) { 631 cur_tty = sc_console_tty; 632 if (!ISTTYOPEN(cur_tty)) 633 continue; 634 } 635 636 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 637 continue; 638 639 switch (KEYFLAGS(c)) { 640 case 0x0000: /* normal key */ 641 ttyld_rint(cur_tty, KEYCHAR(c)); 642 break; 643 case FKEY: /* function key, return string */ 644 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 645 if (cp != NULL) { 646 while (len-- > 0) 647 ttyld_rint(cur_tty, *cp++); 648 } 649 break; 650 case MKEY: /* meta is active, prepend ESC */ 651 ttyld_rint(cur_tty, 0x1b); 652 ttyld_rint(cur_tty, KEYCHAR(c)); 653 break; 654 case BKEY: /* backtab fixed sequence (esc [ Z) */ 655 ttyld_rint(cur_tty, 0x1b); 656 ttyld_rint(cur_tty, '['); 657 ttyld_rint(cur_tty, 'Z'); 658 break; 659 } 660 } 661 662 sc->cur_scp->status |= MOUSE_HIDDEN; 663 664 return 0; 665 } 666 667 static int 668 scparam(struct tty *tp, struct termios *t) 669 { 670 tp->t_ispeed = t->c_ispeed; 671 tp->t_ospeed = t->c_ospeed; 672 tp->t_cflag = t->c_cflag; 673 return 0; 674 } 675 676 static int 677 scioctl(struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *td) 678 { 679 int error; 680 int i; 681 struct tty *tp; 682 sc_softc_t *sc; 683 scr_stat *scp; 684 int s; 685 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 686 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 687 int ival; 688 #endif 689 690 tp = dev->si_tty; 691 692 /* If there is a user_ioctl function call that first */ 693 if (sc_user_ioctl) { 694 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 695 if (error != ENOIOCTL) 696 return error; 697 } 698 699 error = sc_vid_ioctl(tp, cmd, data, flag, td); 700 if (error != ENOIOCTL) 701 return error; 702 703 #ifndef SC_NO_HISTORY 704 error = sc_hist_ioctl(tp, cmd, data, flag, td); 705 if (error != ENOIOCTL) 706 return error; 707 #endif 708 709 #ifndef SC_NO_SYSMOUSE 710 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 711 if (error != ENOIOCTL) 712 return error; 713 #endif 714 715 scp = sc_get_stat(tp->t_dev); 716 /* assert(scp != NULL) */ 717 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 718 sc = scp->sc; 719 720 if (scp->tsw) { 721 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 722 if (error != ENOIOCTL) 723 return error; 724 } 725 726 switch (cmd) { /* process console hardware related ioctl's */ 727 728 case GIO_ATTR: /* get current attributes */ 729 /* this ioctl is not processed here, but in the terminal emulator */ 730 return ENOTTY; 731 732 case GIO_COLOR: /* is this a color console ? */ 733 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 734 return 0; 735 736 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 737 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 738 return EINVAL; 739 s = spltty(); 740 scrn_blank_time = *(int *)data; 741 run_scrn_saver = (scrn_blank_time != 0); 742 splx(s); 743 return 0; 744 745 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 746 s = spltty(); 747 *(int *)data &= CONS_CURSOR_ATTRS; 748 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 749 splx(s); 750 return 0; 751 752 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 753 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 754 ((int *)data)[0] = scp->curr_curs_attr.flags; 755 ((int *)data)[1] = scp->curr_curs_attr.base; 756 ((int *)data)[2] = scp->curr_curs_attr.height; 757 } else { 758 ((int *)data)[0] = sc->curs_attr.flags; 759 ((int *)data)[1] = sc->curs_attr.base; 760 ((int *)data)[2] = sc->curs_attr.height; 761 } 762 return 0; 763 764 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 765 s = spltty(); 766 sc_change_cursor_shape(scp, ((int *)data)[0], 767 ((int *)data)[1], ((int *)data)[2]); 768 splx(s); 769 return 0; 770 771 case CONS_BELLTYPE: /* set bell type sound/visual */ 772 if ((*(int *)data) & CONS_VISUAL_BELL) 773 sc->flags |= SC_VISUAL_BELL; 774 else 775 sc->flags &= ~SC_VISUAL_BELL; 776 if ((*(int *)data) & CONS_QUIET_BELL) 777 sc->flags |= SC_QUIET_BELL; 778 else 779 sc->flags &= ~SC_QUIET_BELL; 780 return 0; 781 782 case CONS_GETINFO: /* get current (virtual) console info */ 783 { 784 vid_info_t *ptr = (vid_info_t*)data; 785 if (ptr->size == sizeof(struct vid_info)) { 786 ptr->m_num = sc->cur_scp->index; 787 ptr->font_size = scp->font_size; 788 ptr->mv_col = scp->xpos; 789 ptr->mv_row = scp->ypos; 790 ptr->mv_csz = scp->xsize; 791 ptr->mv_rsz = scp->ysize; 792 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 793 /* 794 * The following fields are filled by the terminal emulator. XXX 795 * 796 * ptr->mv_norm.fore 797 * ptr->mv_norm.back 798 * ptr->mv_rev.fore 799 * ptr->mv_rev.back 800 */ 801 ptr->mv_grfc.fore = 0; /* not supported */ 802 ptr->mv_grfc.back = 0; /* not supported */ 803 ptr->mv_ovscan = scp->border; 804 if (scp == sc->cur_scp) 805 save_kbd_state(scp); 806 ptr->mk_keylock = scp->status & LOCK_MASK; 807 return 0; 808 } 809 return EINVAL; 810 } 811 812 case CONS_GETVERS: /* get version number */ 813 *(int*)data = 0x200; /* version 2.0 */ 814 return 0; 815 816 case CONS_IDLE: /* see if the screen has been idle */ 817 /* 818 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 819 * the user process may have been writing something on the 820 * screen and syscons is not aware of it. Declare the screen 821 * is NOT idle if it is in one of these modes. But there is 822 * an exception to it; if a screen saver is running in the 823 * graphics mode in the current screen, we should say that the 824 * screen has been idle. 825 */ 826 *(int *)data = (sc->flags & SC_SCRN_IDLE) 827 && (!ISGRAPHSC(sc->cur_scp) 828 || (sc->cur_scp->status & SAVER_RUNNING)); 829 return 0; 830 831 case CONS_SAVERMODE: /* set saver mode */ 832 switch(*(int *)data) { 833 case CONS_NO_SAVER: 834 case CONS_USR_SAVER: 835 /* if a LKM screen saver is running, stop it first. */ 836 scsplash_stick(FALSE); 837 saver_mode = *(int *)data; 838 s = spltty(); 839 #ifdef DEV_SPLASH 840 if ((error = wait_scrn_saver_stop(NULL))) { 841 splx(s); 842 return error; 843 } 844 #endif 845 run_scrn_saver = TRUE; 846 if (saver_mode == CONS_USR_SAVER) 847 scp->status |= SAVER_RUNNING; 848 else 849 scp->status &= ~SAVER_RUNNING; 850 scsplash_stick(TRUE); 851 splx(s); 852 break; 853 case CONS_LKM_SAVER: 854 s = spltty(); 855 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 856 scp->status &= ~SAVER_RUNNING; 857 saver_mode = *(int *)data; 858 splx(s); 859 break; 860 default: 861 return EINVAL; 862 } 863 return 0; 864 865 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 866 /* 867 * Note that this ioctl does not guarantee the screen saver 868 * actually starts or stops. It merely attempts to do so... 869 */ 870 s = spltty(); 871 run_scrn_saver = (*(int *)data != 0); 872 if (run_scrn_saver) 873 sc->scrn_time_stamp -= scrn_blank_time; 874 splx(s); 875 return 0; 876 877 case CONS_SCRSHOT: /* get a screen shot */ 878 { 879 int retval, hist_rsz; 880 size_t lsize, csize; 881 vm_offset_t frbp, hstp; 882 unsigned lnum; 883 scrshot_t *ptr = (scrshot_t *)data; 884 void *outp = ptr->buf; 885 886 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0) 887 return EINVAL; 888 s = spltty(); 889 if (ISGRAPHSC(scp)) { 890 splx(s); 891 return EOPNOTSUPP; 892 } 893 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 894 if (((u_int)ptr->x + ptr->xsize) > scp->xsize || 895 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 896 splx(s); 897 return EINVAL; 898 } 899 900 lsize = scp->xsize * sizeof(u_int16_t); 901 csize = ptr->xsize * sizeof(u_int16_t); 902 /* Pointer to the last line of framebuffer */ 903 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 904 sizeof(u_int16_t); 905 /* Pointer to the last line of target buffer */ 906 outp = (char *)outp + ptr->ysize * csize; 907 /* Pointer to the last line of history buffer */ 908 if (scp->history != NULL) 909 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 910 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 911 else 912 hstp = 0; 913 914 retval = 0; 915 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 916 if (lnum < scp->ysize) { 917 frbp -= lsize; 918 } else { 919 hstp -= lsize; 920 if (hstp < scp->history->vtb_buffer) 921 hstp += scp->history->vtb_rows * lsize; 922 frbp = hstp; 923 } 924 if (lnum < ptr->y) 925 continue; 926 outp = (char *)outp - csize; 927 retval = copyout((void *)frbp, outp, csize); 928 if (retval != 0) 929 break; 930 } 931 splx(s); 932 return retval; 933 } 934 935 case VT_SETMODE: /* set screen switcher mode */ 936 { 937 struct vt_mode *mode; 938 struct proc *p1; 939 940 mode = (struct vt_mode *)data; 941 DPRINTF(5, ("%s%d: VT_SETMODE ", SC_DRIVER_NAME, sc->unit)); 942 if (scp->smode.mode == VT_PROCESS) { 943 p1 = pfind(scp->pid); 944 if (scp->proc == p1 && scp->proc != td->td_proc) { 945 if (p1) 946 PROC_UNLOCK(p1); 947 DPRINTF(5, ("error EPERM\n")); 948 return EPERM; 949 } 950 if (p1) 951 PROC_UNLOCK(p1); 952 } 953 s = spltty(); 954 if (mode->mode == VT_AUTO) { 955 scp->smode.mode = VT_AUTO; 956 scp->proc = NULL; 957 scp->pid = 0; 958 DPRINTF(5, ("VT_AUTO, ")); 959 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 960 cnavailable(sc_consptr, TRUE); 961 /* were we in the middle of the vty switching process? */ 962 if (finish_vt_rel(scp, TRUE, &s) == 0) 963 DPRINTF(5, ("reset WAIT_REL, ")); 964 if (finish_vt_acq(scp) == 0) 965 DPRINTF(5, ("reset WAIT_ACQ, ")); 966 } else { 967 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 968 || !ISSIGVALID(mode->frsig)) { 969 splx(s); 970 DPRINTF(5, ("error EINVAL\n")); 971 return EINVAL; 972 } 973 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 974 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 975 scp->proc = td->td_proc; 976 scp->pid = scp->proc->p_pid; 977 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 978 cnavailable(sc_consptr, FALSE); 979 } 980 splx(s); 981 DPRINTF(5, ("\n")); 982 return 0; 983 } 984 985 case VT_GETMODE: /* get screen switcher mode */ 986 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 987 return 0; 988 989 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 990 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 991 case _IO('v', 4): 992 ival = IOCPARM_IVAL(data); 993 data = (caddr_t)&ival; 994 /* FALLTHROUGH */ 995 #endif 996 case VT_RELDISP: /* screen switcher ioctl */ 997 s = spltty(); 998 /* 999 * This must be the current vty which is in the VT_PROCESS 1000 * switching mode... 1001 */ 1002 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 1003 splx(s); 1004 return EINVAL; 1005 } 1006 /* ...and this process is controlling it. */ 1007 if (scp->proc != td->td_proc) { 1008 splx(s); 1009 return EPERM; 1010 } 1011 error = EINVAL; 1012 switch(*(int *)data) { 1013 case VT_FALSE: /* user refuses to release screen, abort */ 1014 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 1015 DPRINTF(5, ("%s%d: VT_FALSE\n", SC_DRIVER_NAME, sc->unit)); 1016 break; 1017 case VT_TRUE: /* user has released screen, go on */ 1018 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 1019 DPRINTF(5, ("%s%d: VT_TRUE\n", SC_DRIVER_NAME, sc->unit)); 1020 break; 1021 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1022 if ((error = finish_vt_acq(scp)) == 0) 1023 DPRINTF(5, ("%s%d: VT_ACKACQ\n", SC_DRIVER_NAME, sc->unit)); 1024 break; 1025 default: 1026 break; 1027 } 1028 splx(s); 1029 return error; 1030 1031 case VT_OPENQRY: /* return free virtual console */ 1032 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1033 tp = VIRTUAL_TTY(sc, i); 1034 if (!ISTTYOPEN(tp)) { 1035 *(int *)data = i + 1; 1036 return 0; 1037 } 1038 } 1039 return EINVAL; 1040 1041 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1042 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1043 case _IO('v', 5): 1044 ival = IOCPARM_IVAL(data); 1045 data = (caddr_t)&ival; 1046 /* FALLTHROUGH */ 1047 #endif 1048 case VT_ACTIVATE: /* switch to screen *data */ 1049 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1050 s = spltty(); 1051 error = sc_clean_up(sc->cur_scp); 1052 splx(s); 1053 if (error) 1054 return error; 1055 return sc_switch_scr(sc, i); 1056 1057 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1058 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1059 case _IO('v', 6): 1060 ival = IOCPARM_IVAL(data); 1061 data = (caddr_t)&ival; 1062 /* FALLTHROUGH */ 1063 #endif 1064 case VT_WAITACTIVE: /* wait for switch to occur */ 1065 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1066 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1067 return EINVAL; 1068 s = spltty(); 1069 error = sc_clean_up(sc->cur_scp); 1070 splx(s); 1071 if (error) 1072 return error; 1073 scp = sc_get_stat(SC_DEV(sc, i)); 1074 if (scp == scp->sc->cur_scp) 1075 return 0; 1076 while ((error=tsleep(&scp->smode, PZERO|PCATCH, 1077 "waitvt", 0)) == ERESTART) ; 1078 return error; 1079 1080 case VT_GETACTIVE: /* get active vty # */ 1081 *(int *)data = sc->cur_scp->index + 1; 1082 return 0; 1083 1084 case VT_GETINDEX: /* get this vty # */ 1085 *(int *)data = scp->index + 1; 1086 return 0; 1087 1088 case VT_LOCKSWITCH: /* prevent vty switching */ 1089 if ((*(int *)data) & 0x01) 1090 sc->flags |= SC_SCRN_VTYLOCK; 1091 else 1092 sc->flags &= ~SC_SCRN_VTYLOCK; 1093 return 0; 1094 1095 case KDENABIO: /* allow io operations */ 1096 error = priv_check(td, PRIV_IO); 1097 if (error != 0) 1098 return error; 1099 error = securelevel_gt(td->td_ucred, 0); 1100 if (error != 0) 1101 return error; 1102 #ifdef __i386__ 1103 td->td_frame->tf_eflags |= PSL_IOPL; 1104 #elif defined(__amd64__) 1105 td->td_frame->tf_rflags |= PSL_IOPL; 1106 #endif 1107 return 0; 1108 1109 case KDDISABIO: /* disallow io operations (default) */ 1110 #ifdef __i386__ 1111 td->td_frame->tf_eflags &= ~PSL_IOPL; 1112 #elif defined(__amd64__) 1113 td->td_frame->tf_rflags &= ~PSL_IOPL; 1114 #endif 1115 return 0; 1116 1117 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1118 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1119 case _IO('K', 20): 1120 ival = IOCPARM_IVAL(data); 1121 data = (caddr_t)&ival; 1122 /* FALLTHROUGH */ 1123 #endif 1124 case KDSKBSTATE: /* set keyboard state (locks) */ 1125 if (*(int *)data & ~LOCK_MASK) 1126 return EINVAL; 1127 scp->status &= ~LOCK_MASK; 1128 scp->status |= *(int *)data; 1129 if (scp == sc->cur_scp) 1130 update_kbd_state(scp, scp->status, LOCK_MASK); 1131 return 0; 1132 1133 case KDGKBSTATE: /* get keyboard state (locks) */ 1134 if (scp == sc->cur_scp) 1135 save_kbd_state(scp); 1136 *(int *)data = scp->status & LOCK_MASK; 1137 return 0; 1138 1139 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1140 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1141 error = kbd_ioctl(sc->kbd, cmd, data); 1142 if (error == ENOIOCTL) 1143 error = ENODEV; 1144 return error; 1145 1146 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1147 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1148 case _IO('K', 67): 1149 ival = IOCPARM_IVAL(data); 1150 data = (caddr_t)&ival; 1151 /* FALLTHROUGH */ 1152 #endif 1153 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1154 if (*(int *)data & ~0x7f) 1155 return EINVAL; 1156 error = kbd_ioctl(sc->kbd, KDSETRAD, data); 1157 if (error == ENOIOCTL) 1158 error = ENODEV; 1159 return error; 1160 1161 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1162 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1163 case _IO('K', 7): 1164 ival = IOCPARM_IVAL(data); 1165 data = (caddr_t)&ival; 1166 /* FALLTHROUGH */ 1167 #endif 1168 case KDSKBMODE: /* set keyboard mode */ 1169 switch (*(int *)data) { 1170 case K_XLATE: /* switch to XLT ascii mode */ 1171 case K_RAW: /* switch to RAW scancode mode */ 1172 case K_CODE: /* switch to CODE mode */ 1173 scp->kbd_mode = *(int *)data; 1174 if (scp == sc->cur_scp) 1175 kbd_ioctl(sc->kbd, KDSKBMODE, data); 1176 return 0; 1177 default: 1178 return EINVAL; 1179 } 1180 /* NOT REACHED */ 1181 1182 case KDGKBMODE: /* get keyboard mode */ 1183 *(int *)data = scp->kbd_mode; 1184 return 0; 1185 1186 case KDGKBINFO: 1187 error = kbd_ioctl(sc->kbd, cmd, data); 1188 if (error == ENOIOCTL) 1189 error = ENODEV; 1190 return error; 1191 1192 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1193 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1194 case _IO('K', 8): 1195 ival = IOCPARM_IVAL(data); 1196 data = (caddr_t)&ival; 1197 /* FALLTHROUGH */ 1198 #endif 1199 case KDMKTONE: /* sound the bell */ 1200 if (*(int*)data) 1201 sc_bell(scp, (*(int*)data)&0xffff, 1202 (((*(int*)data)>>16)&0xffff)*hz/1000); 1203 else 1204 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1205 return 0; 1206 1207 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1208 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1209 case _IO('K', 63): 1210 ival = IOCPARM_IVAL(data); 1211 data = (caddr_t)&ival; 1212 /* FALLTHROUGH */ 1213 #endif 1214 case KIOCSOUND: /* make tone (*data) hz */ 1215 if (scp == sc->cur_scp) { 1216 if (*(int *)data) 1217 return sc_tone(*(int *)data); 1218 else 1219 return sc_tone(0); 1220 } 1221 return 0; 1222 1223 case KDGKBTYPE: /* get keyboard type */ 1224 error = kbd_ioctl(sc->kbd, cmd, data); 1225 if (error == ENOIOCTL) { 1226 /* always return something? XXX */ 1227 *(int *)data = 0; 1228 } 1229 return 0; 1230 1231 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1232 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1233 case _IO('K', 66): 1234 ival = IOCPARM_IVAL(data); 1235 data = (caddr_t)&ival; 1236 /* FALLTHROUGH */ 1237 #endif 1238 case KDSETLED: /* set keyboard LED status */ 1239 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1240 return EINVAL; 1241 scp->status &= ~LED_MASK; 1242 scp->status |= *(int *)data; 1243 if (scp == sc->cur_scp) 1244 update_kbd_leds(scp, scp->status); 1245 return 0; 1246 1247 case KDGETLED: /* get keyboard LED status */ 1248 if (scp == sc->cur_scp) 1249 save_kbd_state(scp); 1250 *(int *)data = scp->status & LED_MASK; 1251 return 0; 1252 1253 case KBADDKBD: /* add/remove keyboard to/from mux */ 1254 case KBRELKBD: 1255 error = kbd_ioctl(sc->kbd, cmd, data); 1256 if (error == ENOIOCTL) 1257 error = ENODEV; 1258 return error; 1259 1260 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1261 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1262 case _IO('c', 110): 1263 ival = IOCPARM_IVAL(data); 1264 data = (caddr_t)&ival; 1265 /* FALLTHROUGH */ 1266 #endif 1267 case CONS_SETKBD: /* set the new keyboard */ 1268 { 1269 keyboard_t *newkbd; 1270 1271 s = spltty(); 1272 newkbd = kbd_get_keyboard(*(int *)data); 1273 if (newkbd == NULL) { 1274 splx(s); 1275 return EINVAL; 1276 } 1277 error = 0; 1278 if (sc->kbd != newkbd) { 1279 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1280 (void *)&sc->keyboard, sckbdevent, sc); 1281 /* i == newkbd->kb_index */ 1282 if (i >= 0) { 1283 if (sc->kbd != NULL) { 1284 save_kbd_state(sc->cur_scp); 1285 kbd_release(sc->kbd, (void *)&sc->keyboard); 1286 } 1287 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1288 sc->keyboard = i; 1289 kbd_ioctl(sc->kbd, KDSKBMODE, 1290 (caddr_t)&sc->cur_scp->kbd_mode); 1291 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1292 LOCK_MASK); 1293 } else { 1294 error = EPERM; /* XXX */ 1295 } 1296 } 1297 splx(s); 1298 return error; 1299 } 1300 1301 case CONS_RELKBD: /* release the current keyboard */ 1302 s = spltty(); 1303 error = 0; 1304 if (sc->kbd != NULL) { 1305 save_kbd_state(sc->cur_scp); 1306 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1307 if (error == 0) { 1308 sc->kbd = NULL; 1309 sc->keyboard = -1; 1310 } 1311 } 1312 splx(s); 1313 return error; 1314 1315 case CONS_GETTERM: /* get the current terminal emulator info */ 1316 { 1317 sc_term_sw_t *sw; 1318 1319 if (((term_info_t *)data)->ti_index == 0) { 1320 sw = scp->tsw; 1321 } else { 1322 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1323 } 1324 if (sw != NULL) { 1325 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1326 sizeof(((term_info_t *)data)->ti_name)); 1327 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1328 sizeof(((term_info_t *)data)->ti_desc)); 1329 ((term_info_t *)data)->ti_flags = 0; 1330 return 0; 1331 } else { 1332 ((term_info_t *)data)->ti_name[0] = '\0'; 1333 ((term_info_t *)data)->ti_desc[0] = '\0'; 1334 ((term_info_t *)data)->ti_flags = 0; 1335 return EINVAL; 1336 } 1337 } 1338 1339 case CONS_SETTERM: /* set the current terminal emulator */ 1340 s = spltty(); 1341 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1342 /* FIXME: what if scp == sc_console! XXX */ 1343 splx(s); 1344 return error; 1345 1346 case GIO_SCRNMAP: /* get output translation table */ 1347 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1348 return 0; 1349 1350 case PIO_SCRNMAP: /* set output translation table */ 1351 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1352 for (i=0; i<sizeof(sc->scr_map); i++) { 1353 sc->scr_rmap[sc->scr_map[i]] = i; 1354 } 1355 return 0; 1356 1357 case GIO_KEYMAP: /* get keyboard translation table */ 1358 case PIO_KEYMAP: /* set keyboard translation table */ 1359 case GIO_DEADKEYMAP: /* get accent key translation table */ 1360 case PIO_DEADKEYMAP: /* set accent key translation table */ 1361 case GETFKEY: /* get function key string */ 1362 case SETFKEY: /* set function key string */ 1363 error = kbd_ioctl(sc->kbd, cmd, data); 1364 if (error == ENOIOCTL) 1365 error = ENODEV; 1366 return error; 1367 1368 #ifndef SC_NO_FONT_LOADING 1369 1370 case PIO_FONT8x8: /* set 8x8 dot font */ 1371 if (!ISFONTAVAIL(sc->adp->va_flags)) 1372 return ENXIO; 1373 bcopy(data, sc->font_8, 8*256); 1374 sc->fonts_loaded |= FONT_8; 1375 /* 1376 * FONT KLUDGE 1377 * Always use the font page #0. XXX 1378 * Don't load if the current font size is not 8x8. 1379 */ 1380 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1381 sc_load_font(sc->cur_scp, 0, 8, 8, sc->font_8, 0, 256); 1382 return 0; 1383 1384 case GIO_FONT8x8: /* get 8x8 dot font */ 1385 if (!ISFONTAVAIL(sc->adp->va_flags)) 1386 return ENXIO; 1387 if (sc->fonts_loaded & FONT_8) { 1388 bcopy(sc->font_8, data, 8*256); 1389 return 0; 1390 } 1391 else 1392 return ENXIO; 1393 1394 case PIO_FONT8x14: /* set 8x14 dot font */ 1395 if (!ISFONTAVAIL(sc->adp->va_flags)) 1396 return ENXIO; 1397 bcopy(data, sc->font_14, 14*256); 1398 sc->fonts_loaded |= FONT_14; 1399 /* 1400 * FONT KLUDGE 1401 * Always use the font page #0. XXX 1402 * Don't load if the current font size is not 8x14. 1403 */ 1404 if (ISTEXTSC(sc->cur_scp) 1405 && (sc->cur_scp->font_size >= 14) 1406 && (sc->cur_scp->font_size < 16)) 1407 sc_load_font(sc->cur_scp, 0, 14, 8, sc->font_14, 0, 256); 1408 return 0; 1409 1410 case GIO_FONT8x14: /* get 8x14 dot font */ 1411 if (!ISFONTAVAIL(sc->adp->va_flags)) 1412 return ENXIO; 1413 if (sc->fonts_loaded & FONT_14) { 1414 bcopy(sc->font_14, data, 14*256); 1415 return 0; 1416 } 1417 else 1418 return ENXIO; 1419 1420 case PIO_FONT8x16: /* set 8x16 dot font */ 1421 if (!ISFONTAVAIL(sc->adp->va_flags)) 1422 return ENXIO; 1423 bcopy(data, sc->font_16, 16*256); 1424 sc->fonts_loaded |= FONT_16; 1425 /* 1426 * FONT KLUDGE 1427 * Always use the font page #0. XXX 1428 * Don't load if the current font size is not 8x16. 1429 */ 1430 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1431 sc_load_font(sc->cur_scp, 0, 16, 8, sc->font_16, 0, 256); 1432 return 0; 1433 1434 case GIO_FONT8x16: /* get 8x16 dot font */ 1435 if (!ISFONTAVAIL(sc->adp->va_flags)) 1436 return ENXIO; 1437 if (sc->fonts_loaded & FONT_16) { 1438 bcopy(sc->font_16, data, 16*256); 1439 return 0; 1440 } 1441 else 1442 return ENXIO; 1443 1444 #endif /* SC_NO_FONT_LOADING */ 1445 1446 default: 1447 break; 1448 } 1449 1450 return (ttyioctl(dev, cmd, data, flag, td)); 1451 } 1452 1453 static void 1454 scstart(struct tty *tp) 1455 { 1456 struct clist *rbp; 1457 int s, len; 1458 u_char buf[PCBURST]; 1459 scr_stat *scp = sc_get_stat(tp->t_dev); 1460 1461 if (scp->status & SLKED || 1462 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 1463 return; 1464 s = spltty(); 1465 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1466 tp->t_state |= TS_BUSY; 1467 rbp = &tp->t_outq; 1468 while (rbp->c_cc) { 1469 len = q_to_b(rbp, buf, PCBURST); 1470 splx(s); 1471 sc_puts(scp, buf, len); 1472 s = spltty(); 1473 } 1474 tp->t_state &= ~TS_BUSY; 1475 ttwwakeup(tp); 1476 } 1477 splx(s); 1478 } 1479 1480 static void 1481 sc_cnprobe(struct consdev *cp) 1482 { 1483 int unit; 1484 int flags; 1485 1486 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1487 1488 /* a video card is always required */ 1489 if (!scvidprobe(unit, flags, TRUE)) 1490 cp->cn_pri = CN_DEAD; 1491 1492 /* syscons will become console even when there is no keyboard */ 1493 sckbdprobe(unit, flags, TRUE); 1494 1495 if (cp->cn_pri == CN_DEAD) 1496 return; 1497 1498 /* initialize required fields */ 1499 sprintf(cp->cn_name, "consolectl"); 1500 } 1501 1502 static void 1503 sc_cninit(struct consdev *cp) 1504 { 1505 int unit; 1506 int flags; 1507 1508 sc_get_cons_priority(&unit, &flags); 1509 scinit(unit, flags | SC_KERNEL_CONSOLE); 1510 sc_console_unit = unit; 1511 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1512 sc_consptr = cp; 1513 } 1514 1515 static void 1516 sc_cnterm(struct consdev *cp) 1517 { 1518 /* we are not the kernel console any more, release everything */ 1519 1520 if (sc_console_unit < 0) 1521 return; /* shouldn't happen */ 1522 1523 #if 0 /* XXX */ 1524 sc_clear_screen(sc_console); 1525 sccnupdate(sc_console); 1526 #endif 1527 1528 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1529 sc_console_unit = -1; 1530 sc_console = NULL; 1531 } 1532 1533 static void 1534 sc_cnputc(struct consdev *cd, int c) 1535 { 1536 u_char buf[1]; 1537 scr_stat *scp = sc_console; 1538 void *save; 1539 #ifndef SC_NO_HISTORY 1540 struct tty *tp; 1541 #endif /* !SC_NO_HISTORY */ 1542 int s; 1543 1544 /* assert(sc_console != NULL) */ 1545 1546 #ifndef SC_NO_HISTORY 1547 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1548 scp->status &= ~SLKED; 1549 update_kbd_state(scp, scp->status, SLKED); 1550 if (scp->status & BUFFER_SAVED) { 1551 if (!sc_hist_restore(scp)) 1552 sc_remove_cutmarking(scp); 1553 scp->status &= ~BUFFER_SAVED; 1554 scp->status |= CURSOR_ENABLED; 1555 sc_draw_cursor_image(scp); 1556 } 1557 tp = VIRTUAL_TTY(scp->sc, scp->index); 1558 if (ISTTYOPEN(tp)) 1559 scstart(tp); 1560 } 1561 #endif /* !SC_NO_HISTORY */ 1562 1563 save = scp->ts; 1564 if (kernel_console_ts != NULL) 1565 scp->ts = kernel_console_ts; 1566 buf[0] = c; 1567 sc_puts(scp, buf, 1); 1568 scp->ts = save; 1569 1570 s = spltty(); /* block sckbdevent and scrn_timer */ 1571 sccnupdate(scp); 1572 splx(s); 1573 } 1574 1575 static int 1576 sc_cngetc(struct consdev *cd) 1577 { 1578 return sccngetch(SCGETC_NONBLOCK); 1579 } 1580 1581 static int 1582 sccngetch(int flags) 1583 { 1584 static struct fkeytab fkey; 1585 static int fkeycp; 1586 scr_stat *scp; 1587 u_char *p; 1588 int cur_mode; 1589 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1590 int c; 1591 1592 /* assert(sc_console != NULL) */ 1593 1594 /* 1595 * Stop the screen saver and update the screen if necessary. 1596 * What if we have been running in the screen saver code... XXX 1597 */ 1598 sc_touch_scrn_saver(); 1599 scp = sc_console->sc->cur_scp; /* XXX */ 1600 sccnupdate(scp); 1601 1602 if (fkeycp < fkey.len) { 1603 splx(s); 1604 return fkey.str[fkeycp++]; 1605 } 1606 1607 if (scp->sc->kbd == NULL) { 1608 splx(s); 1609 return -1; 1610 } 1611 1612 /* 1613 * Make sure the keyboard is accessible even when the kbd device 1614 * driver is disabled. 1615 */ 1616 kbd_enable(scp->sc->kbd); 1617 1618 /* we shall always use the keyboard in the XLATE mode here */ 1619 cur_mode = scp->kbd_mode; 1620 scp->kbd_mode = K_XLATE; 1621 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1622 1623 kbd_poll(scp->sc->kbd, TRUE); 1624 c = scgetc(scp->sc, SCGETC_CN | flags); 1625 kbd_poll(scp->sc->kbd, FALSE); 1626 1627 scp->kbd_mode = cur_mode; 1628 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1629 kbd_disable(scp->sc->kbd); 1630 splx(s); 1631 1632 switch (KEYFLAGS(c)) { 1633 case 0: /* normal char */ 1634 return KEYCHAR(c); 1635 case FKEY: /* function key */ 1636 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1637 fkey.len = fkeycp; 1638 if ((p != NULL) && (fkey.len > 0)) { 1639 bcopy(p, fkey.str, fkey.len); 1640 fkeycp = 1; 1641 return fkey.str[0]; 1642 } 1643 return c; /* XXX */ 1644 case NOKEY: 1645 case ERRKEY: 1646 default: 1647 return -1; 1648 } 1649 /* NOT REACHED */ 1650 } 1651 1652 static void 1653 sccnupdate(scr_stat *scp) 1654 { 1655 /* this is a cut-down version of scrn_timer()... */ 1656 1657 if (scp->sc->font_loading_in_progress) 1658 return; 1659 1660 if (debugger > 0 || panicstr || shutdown_in_progress) { 1661 sc_touch_scrn_saver(); 1662 } else if (scp != scp->sc->cur_scp) { 1663 return; 1664 } 1665 1666 if (!run_scrn_saver) 1667 scp->sc->flags &= ~SC_SCRN_IDLE; 1668 #ifdef DEV_SPLASH 1669 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1670 if (scp->sc->flags & SC_SCRN_BLANKED) 1671 stop_scrn_saver(scp->sc, current_saver); 1672 #endif 1673 1674 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1675 || scp->sc->switch_in_progress) 1676 return; 1677 /* 1678 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1679 * when write_in_progress is non-zero. XXX 1680 */ 1681 1682 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1683 scrn_update(scp, TRUE); 1684 } 1685 1686 static void 1687 scrn_timer(void *arg) 1688 { 1689 #ifndef PC98 1690 static int kbd_interval = 0; 1691 #endif 1692 struct timeval tv; 1693 sc_softc_t *sc; 1694 scr_stat *scp; 1695 int again; 1696 int s; 1697 1698 again = (arg != NULL); 1699 if (arg != NULL) 1700 sc = (sc_softc_t *)arg; 1701 else if (sc_console != NULL) 1702 sc = sc_console->sc; 1703 else 1704 return; 1705 1706 /* don't do anything when we are performing some I/O operations */ 1707 if (sc->font_loading_in_progress) { 1708 if (again) 1709 timeout(scrn_timer, sc, hz / 10); 1710 return; 1711 } 1712 s = spltty(); 1713 1714 #ifndef PC98 1715 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1716 /* try to allocate a keyboard automatically */ 1717 if (++kbd_interval >= 25) { 1718 sc->keyboard = sc_allocate_keyboard(sc, -1); 1719 if (sc->keyboard >= 0) { 1720 sc->kbd = kbd_get_keyboard(sc->keyboard); 1721 kbd_ioctl(sc->kbd, KDSKBMODE, 1722 (caddr_t)&sc->cur_scp->kbd_mode); 1723 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1724 LOCK_MASK); 1725 } 1726 kbd_interval = 0; 1727 } 1728 } 1729 #endif /* PC98 */ 1730 1731 /* find the vty to update */ 1732 scp = sc->cur_scp; 1733 1734 /* should we stop the screen saver? */ 1735 getmicrouptime(&tv); 1736 if (debugger > 0 || panicstr || shutdown_in_progress) 1737 sc_touch_scrn_saver(); 1738 if (run_scrn_saver) { 1739 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1740 sc->flags |= SC_SCRN_IDLE; 1741 else 1742 sc->flags &= ~SC_SCRN_IDLE; 1743 } else { 1744 sc->scrn_time_stamp = tv.tv_sec; 1745 sc->flags &= ~SC_SCRN_IDLE; 1746 if (scrn_blank_time > 0) 1747 run_scrn_saver = TRUE; 1748 } 1749 #ifdef DEV_SPLASH 1750 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1751 if (sc->flags & SC_SCRN_BLANKED) 1752 stop_scrn_saver(sc, current_saver); 1753 #endif 1754 1755 /* should we just return ? */ 1756 if (sc->blink_in_progress || sc->switch_in_progress 1757 || sc->write_in_progress) { 1758 if (again) 1759 timeout(scrn_timer, sc, hz / 10); 1760 splx(s); 1761 return; 1762 } 1763 1764 /* Update the screen */ 1765 scp = sc->cur_scp; /* cur_scp may have changed... */ 1766 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1767 scrn_update(scp, TRUE); 1768 1769 #ifdef DEV_SPLASH 1770 /* should we activate the screen saver? */ 1771 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1772 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1773 (*current_saver)(sc, TRUE); 1774 #endif 1775 1776 if (again) 1777 timeout(scrn_timer, sc, hz / 25); 1778 splx(s); 1779 } 1780 1781 static int 1782 and_region(int *s1, int *e1, int s2, int e2) 1783 { 1784 if (*e1 < s2 || e2 < *s1) 1785 return FALSE; 1786 *s1 = imax(*s1, s2); 1787 *e1 = imin(*e1, e2); 1788 return TRUE; 1789 } 1790 1791 static void 1792 scrn_update(scr_stat *scp, int show_cursor) 1793 { 1794 int start; 1795 int end; 1796 int s; 1797 int e; 1798 1799 /* assert(scp == scp->sc->cur_scp) */ 1800 1801 SC_VIDEO_LOCK(scp->sc); 1802 1803 #ifndef SC_NO_CUTPASTE 1804 /* remove the previous mouse pointer image if necessary */ 1805 if (scp->status & MOUSE_VISIBLE) { 1806 s = scp->mouse_pos; 1807 e = scp->mouse_pos + scp->xsize + 1; 1808 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1809 || and_region(&s, &e, scp->start, scp->end) 1810 || ((scp->status & CURSOR_ENABLED) && 1811 (scp->cursor_pos != scp->cursor_oldpos) && 1812 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1813 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1814 sc_remove_mouse_image(scp); 1815 if (scp->end >= scp->xsize*scp->ysize) 1816 scp->end = scp->xsize*scp->ysize - 1; 1817 } 1818 } 1819 #endif /* !SC_NO_CUTPASTE */ 1820 1821 #if 1 1822 /* debug: XXX */ 1823 if (scp->end >= scp->xsize*scp->ysize) { 1824 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1825 scp->end = scp->xsize*scp->ysize - 1; 1826 } 1827 if (scp->start < 0) { 1828 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1829 scp->start = 0; 1830 } 1831 #endif 1832 1833 /* update screen image */ 1834 if (scp->start <= scp->end) { 1835 if (scp->mouse_cut_end >= 0) { 1836 /* there is a marked region for cut & paste */ 1837 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1838 start = scp->mouse_cut_start; 1839 end = scp->mouse_cut_end; 1840 } else { 1841 start = scp->mouse_cut_end; 1842 end = scp->mouse_cut_start - 1; 1843 } 1844 s = start; 1845 e = end; 1846 /* does the cut-mark region overlap with the update region? */ 1847 if (and_region(&s, &e, scp->start, scp->end)) { 1848 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1849 s = 0; 1850 e = start - 1; 1851 if (and_region(&s, &e, scp->start, scp->end)) 1852 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1853 s = end + 1; 1854 e = scp->xsize*scp->ysize - 1; 1855 if (and_region(&s, &e, scp->start, scp->end)) 1856 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1857 } else { 1858 (*scp->rndr->draw)(scp, scp->start, 1859 scp->end - scp->start + 1, FALSE); 1860 } 1861 } else { 1862 (*scp->rndr->draw)(scp, scp->start, 1863 scp->end - scp->start + 1, FALSE); 1864 } 1865 } 1866 1867 /* we are not to show the cursor and the mouse pointer... */ 1868 if (!show_cursor) { 1869 scp->end = 0; 1870 scp->start = scp->xsize*scp->ysize - 1; 1871 SC_VIDEO_UNLOCK(scp->sc); 1872 return; 1873 } 1874 1875 /* update cursor image */ 1876 if (scp->status & CURSOR_ENABLED) { 1877 s = scp->start; 1878 e = scp->end; 1879 /* did cursor move since last time ? */ 1880 if (scp->cursor_pos != scp->cursor_oldpos) { 1881 /* do we need to remove old cursor image ? */ 1882 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1883 sc_remove_cursor_image(scp); 1884 sc_draw_cursor_image(scp); 1885 } else { 1886 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1887 /* cursor didn't move, but has been overwritten */ 1888 sc_draw_cursor_image(scp); 1889 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1890 /* if it's a blinking cursor, update it */ 1891 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1892 sc_inside_cutmark(scp, 1893 scp->cursor_pos)); 1894 } 1895 } 1896 1897 #ifndef SC_NO_CUTPASTE 1898 /* update "pseudo" mouse pointer image */ 1899 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1900 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1901 scp->status &= ~MOUSE_MOVED; 1902 sc_draw_mouse_image(scp); 1903 } 1904 } 1905 #endif /* SC_NO_CUTPASTE */ 1906 1907 scp->end = 0; 1908 scp->start = scp->xsize*scp->ysize - 1; 1909 1910 SC_VIDEO_UNLOCK(scp->sc); 1911 } 1912 1913 #ifdef DEV_SPLASH 1914 static int 1915 scsplash_callback(int event, void *arg) 1916 { 1917 sc_softc_t *sc; 1918 int error; 1919 1920 sc = (sc_softc_t *)arg; 1921 1922 switch (event) { 1923 case SPLASH_INIT: 1924 if (add_scrn_saver(scsplash_saver) == 0) { 1925 sc->flags &= ~SC_SAVER_FAILED; 1926 run_scrn_saver = TRUE; 1927 if (cold && !(boothowto & RB_VERBOSE)) { 1928 scsplash_stick(TRUE); 1929 (*current_saver)(sc, TRUE); 1930 } 1931 } 1932 return 0; 1933 1934 case SPLASH_TERM: 1935 if (current_saver == scsplash_saver) { 1936 scsplash_stick(FALSE); 1937 error = remove_scrn_saver(scsplash_saver); 1938 if (error) 1939 return error; 1940 } 1941 return 0; 1942 1943 default: 1944 return EINVAL; 1945 } 1946 } 1947 1948 static void 1949 scsplash_saver(sc_softc_t *sc, int show) 1950 { 1951 static int busy = FALSE; 1952 scr_stat *scp; 1953 1954 if (busy) 1955 return; 1956 busy = TRUE; 1957 1958 scp = sc->cur_scp; 1959 if (show) { 1960 if (!(sc->flags & SC_SAVER_FAILED)) { 1961 if (!(sc->flags & SC_SCRN_BLANKED)) 1962 set_scrn_saver_mode(scp, -1, NULL, 0); 1963 switch (splash(sc->adp, TRUE)) { 1964 case 0: /* succeeded */ 1965 break; 1966 case EAGAIN: /* try later */ 1967 restore_scrn_saver_mode(scp, FALSE); 1968 sc_touch_scrn_saver(); /* XXX */ 1969 break; 1970 default: 1971 sc->flags |= SC_SAVER_FAILED; 1972 scsplash_stick(FALSE); 1973 restore_scrn_saver_mode(scp, TRUE); 1974 printf("scsplash_saver(): failed to put up the image\n"); 1975 break; 1976 } 1977 } 1978 } else if (!sticky_splash) { 1979 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1980 restore_scrn_saver_mode(scp, TRUE); 1981 } 1982 busy = FALSE; 1983 } 1984 1985 static int 1986 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1987 { 1988 #if 0 1989 int error; 1990 1991 if (current_saver != none_saver) { 1992 error = remove_scrn_saver(current_saver); 1993 if (error) 1994 return error; 1995 } 1996 #endif 1997 if (current_saver != none_saver) 1998 return EBUSY; 1999 2000 run_scrn_saver = FALSE; 2001 saver_mode = CONS_LKM_SAVER; 2002 current_saver = this_saver; 2003 return 0; 2004 } 2005 2006 static int 2007 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 2008 { 2009 if (current_saver != this_saver) 2010 return EINVAL; 2011 2012 #if 0 2013 /* 2014 * In order to prevent `current_saver' from being called by 2015 * the timeout routine `scrn_timer()' while we manipulate 2016 * the saver list, we shall set `current_saver' to `none_saver' 2017 * before stopping the current saver, rather than blocking by `splXX()'. 2018 */ 2019 current_saver = none_saver; 2020 if (scrn_blanked) 2021 stop_scrn_saver(this_saver); 2022 #endif 2023 2024 /* unblank all blanked screens */ 2025 wait_scrn_saver_stop(NULL); 2026 if (scrn_blanked) 2027 return EBUSY; 2028 2029 current_saver = none_saver; 2030 return 0; 2031 } 2032 2033 static int 2034 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2035 { 2036 int s; 2037 2038 /* assert(scp == scp->sc->cur_scp) */ 2039 s = spltty(); 2040 if (!ISGRAPHSC(scp)) 2041 sc_remove_cursor_image(scp); 2042 scp->splash_save_mode = scp->mode; 2043 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2044 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2045 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2046 scp->sc->flags |= SC_SCRN_BLANKED; 2047 ++scrn_blanked; 2048 splx(s); 2049 if (mode < 0) 2050 return 0; 2051 scp->mode = mode; 2052 if (set_mode(scp) == 0) { 2053 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2054 scp->status |= GRAPHICS_MODE; 2055 #ifndef SC_NO_PALETTE_LOADING 2056 if (pal != NULL) 2057 load_palette(scp->sc->adp, pal); 2058 #endif 2059 sc_set_border(scp, border); 2060 return 0; 2061 } else { 2062 s = spltty(); 2063 scp->mode = scp->splash_save_mode; 2064 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2065 scp->status |= scp->splash_save_status; 2066 splx(s); 2067 return 1; 2068 } 2069 } 2070 2071 static int 2072 restore_scrn_saver_mode(scr_stat *scp, int changemode) 2073 { 2074 int mode; 2075 int status; 2076 int s; 2077 2078 /* assert(scp == scp->sc->cur_scp) */ 2079 s = spltty(); 2080 mode = scp->mode; 2081 status = scp->status; 2082 scp->mode = scp->splash_save_mode; 2083 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2084 scp->status |= scp->splash_save_status; 2085 scp->sc->flags &= ~SC_SCRN_BLANKED; 2086 if (!changemode) { 2087 if (!ISGRAPHSC(scp)) 2088 sc_draw_cursor_image(scp); 2089 --scrn_blanked; 2090 splx(s); 2091 return 0; 2092 } 2093 if (set_mode(scp) == 0) { 2094 #ifndef SC_NO_PALETTE_LOADING 2095 load_palette(scp->sc->adp, scp->sc->palette); 2096 #endif 2097 --scrn_blanked; 2098 splx(s); 2099 return 0; 2100 } else { 2101 scp->mode = mode; 2102 scp->status = status; 2103 splx(s); 2104 return 1; 2105 } 2106 } 2107 2108 static void 2109 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2110 { 2111 (*saver)(sc, FALSE); 2112 run_scrn_saver = FALSE; 2113 /* the screen saver may have chosen not to stop after all... */ 2114 if (sc->flags & SC_SCRN_BLANKED) 2115 return; 2116 2117 mark_all(sc->cur_scp); 2118 if (sc->delayed_next_scr) 2119 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2120 if (debugger == 0) 2121 wakeup(&scrn_blanked); 2122 } 2123 2124 static int 2125 wait_scrn_saver_stop(sc_softc_t *sc) 2126 { 2127 int error = 0; 2128 2129 while (scrn_blanked > 0) { 2130 run_scrn_saver = FALSE; 2131 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2132 error = 0; 2133 break; 2134 } 2135 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2136 if ((error != 0) && (error != ERESTART)) 2137 break; 2138 } 2139 run_scrn_saver = FALSE; 2140 return error; 2141 } 2142 #endif /* DEV_SPLASH */ 2143 2144 void 2145 sc_touch_scrn_saver(void) 2146 { 2147 scsplash_stick(FALSE); 2148 run_scrn_saver = FALSE; 2149 } 2150 2151 int 2152 sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2153 { 2154 scr_stat *cur_scp; 2155 struct tty *tp; 2156 struct proc *p; 2157 int s; 2158 2159 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2160 2161 if (sc->cur_scp == NULL) 2162 return (0); 2163 2164 /* prevent switch if previously requested */ 2165 if (sc->flags & SC_SCRN_VTYLOCK) { 2166 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2167 sc->cur_scp->bell_duration); 2168 return EPERM; 2169 } 2170 2171 /* delay switch if the screen is blanked or being updated */ 2172 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2173 || sc->blink_in_progress) { 2174 sc->delayed_next_scr = next_scr + 1; 2175 sc_touch_scrn_saver(); 2176 DPRINTF(5, ("switch delayed\n")); 2177 return 0; 2178 } 2179 sc->delayed_next_scr = 0; 2180 2181 s = spltty(); 2182 cur_scp = sc->cur_scp; 2183 2184 /* we are in the middle of the vty switching process... */ 2185 if (sc->switch_in_progress 2186 && (cur_scp->smode.mode == VT_PROCESS) 2187 && cur_scp->proc) { 2188 p = pfind(cur_scp->pid); 2189 if (cur_scp->proc != p) { 2190 if (p) 2191 PROC_UNLOCK(p); 2192 /* 2193 * The controlling process has died!!. Do some clean up. 2194 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2195 * are not reset here yet; they will be cleared later. 2196 */ 2197 DPRINTF(5, ("cur_scp controlling process %d died, ", 2198 cur_scp->pid)); 2199 if (cur_scp->status & SWITCH_WAIT_REL) { 2200 /* 2201 * Force the previous switch to finish, but return now 2202 * with error. 2203 */ 2204 DPRINTF(5, ("reset WAIT_REL, ")); 2205 finish_vt_rel(cur_scp, TRUE, &s); 2206 splx(s); 2207 DPRINTF(5, ("finishing previous switch\n")); 2208 return EINVAL; 2209 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2210 /* let's assume screen switch has been completed. */ 2211 DPRINTF(5, ("reset WAIT_ACQ, ")); 2212 finish_vt_acq(cur_scp); 2213 } else { 2214 /* 2215 * We are in between screen release and acquisition, and 2216 * reached here via scgetc() or scrn_timer() which has 2217 * interrupted exchange_scr(). Don't do anything stupid. 2218 */ 2219 DPRINTF(5, ("waiting nothing, ")); 2220 } 2221 } else { 2222 if (p) 2223 PROC_UNLOCK(p); 2224 /* 2225 * The controlling process is alive, but not responding... 2226 * It is either buggy or it may be just taking time. 2227 * The following code is a gross kludge to cope with this 2228 * problem for which there is no clean solution. XXX 2229 */ 2230 if (cur_scp->status & SWITCH_WAIT_REL) { 2231 switch (sc->switch_in_progress++) { 2232 case 1: 2233 break; 2234 case 2: 2235 DPRINTF(5, ("sending relsig again, ")); 2236 signal_vt_rel(cur_scp); 2237 break; 2238 case 3: 2239 break; 2240 case 4: 2241 default: 2242 /* 2243 * Act as if the controlling program returned 2244 * VT_FALSE. 2245 */ 2246 DPRINTF(5, ("force reset WAIT_REL, ")); 2247 finish_vt_rel(cur_scp, FALSE, &s); 2248 splx(s); 2249 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2250 return EINVAL; 2251 } 2252 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2253 switch (sc->switch_in_progress++) { 2254 case 1: 2255 break; 2256 case 2: 2257 DPRINTF(5, ("sending acqsig again, ")); 2258 signal_vt_acq(cur_scp); 2259 break; 2260 case 3: 2261 break; 2262 case 4: 2263 default: 2264 /* clear the flag and finish the previous switch */ 2265 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2266 finish_vt_acq(cur_scp); 2267 break; 2268 } 2269 } 2270 } 2271 } 2272 2273 /* 2274 * Return error if an invalid argument is given, or vty switch 2275 * is still in progress. 2276 */ 2277 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2278 || sc->switch_in_progress) { 2279 splx(s); 2280 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2281 DPRINTF(5, ("error 1\n")); 2282 return EINVAL; 2283 } 2284 2285 /* 2286 * Don't allow switching away from the graphics mode vty 2287 * if the switch mode is VT_AUTO, unless the next vty is the same 2288 * as the current or the current vty has been closed (but showing). 2289 */ 2290 tp = VIRTUAL_TTY(sc, cur_scp->index); 2291 if ((cur_scp->index != next_scr) 2292 && ISTTYOPEN(tp) 2293 && (cur_scp->smode.mode == VT_AUTO) 2294 && ISGRAPHSC(cur_scp)) { 2295 splx(s); 2296 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2297 DPRINTF(5, ("error, graphics mode\n")); 2298 return EINVAL; 2299 } 2300 2301 /* 2302 * Is the wanted vty open? Don't allow switching to a closed vty. 2303 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2304 * Note that we always allow the user to switch to the kernel 2305 * console even if it is closed. 2306 */ 2307 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2308 tp = VIRTUAL_TTY(sc, next_scr); 2309 if (!ISTTYOPEN(tp)) { 2310 splx(s); 2311 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2312 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2313 return EINVAL; 2314 } 2315 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2316 splx(s); 2317 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2318 return EINVAL; 2319 } 2320 } 2321 2322 /* this is the start of vty switching process... */ 2323 ++sc->switch_in_progress; 2324 sc->old_scp = cur_scp; 2325 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2326 if (sc->new_scp == sc->old_scp) { 2327 sc->switch_in_progress = 0; 2328 /* 2329 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2330 * sched_lock is in an in-between state, e.g., when we stop at 2331 * a breakpoint at fork_exit. It has always been wrong to call 2332 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2333 * is supposed to be locked by splhigh(), but the debugger may 2334 * be invoked at splhigh(). 2335 */ 2336 if (debugger == 0) 2337 wakeup(&sc->new_scp->smode); 2338 splx(s); 2339 DPRINTF(5, ("switch done (new == old)\n")); 2340 return 0; 2341 } 2342 2343 /* has controlling process died? */ 2344 vt_proc_alive(sc->old_scp); 2345 vt_proc_alive(sc->new_scp); 2346 2347 /* wait for the controlling process to release the screen, if necessary */ 2348 if (signal_vt_rel(sc->old_scp)) { 2349 splx(s); 2350 return 0; 2351 } 2352 2353 /* go set up the new vty screen */ 2354 splx(s); 2355 exchange_scr(sc); 2356 s = spltty(); 2357 2358 /* wake up processes waiting for this vty */ 2359 if (debugger == 0) 2360 wakeup(&sc->cur_scp->smode); 2361 2362 /* wait for the controlling process to acknowledge, if necessary */ 2363 if (signal_vt_acq(sc->cur_scp)) { 2364 splx(s); 2365 return 0; 2366 } 2367 2368 sc->switch_in_progress = 0; 2369 if (sc->unit == sc_console_unit) 2370 cnavailable(sc_consptr, TRUE); 2371 splx(s); 2372 DPRINTF(5, ("switch done\n")); 2373 2374 return 0; 2375 } 2376 2377 static int 2378 do_switch_scr(sc_softc_t *sc, int s) 2379 { 2380 vt_proc_alive(sc->new_scp); 2381 2382 splx(s); 2383 exchange_scr(sc); 2384 s = spltty(); 2385 /* sc->cur_scp == sc->new_scp */ 2386 wakeup(&sc->cur_scp->smode); 2387 2388 /* wait for the controlling process to acknowledge, if necessary */ 2389 if (!signal_vt_acq(sc->cur_scp)) { 2390 sc->switch_in_progress = 0; 2391 if (sc->unit == sc_console_unit) 2392 cnavailable(sc_consptr, TRUE); 2393 } 2394 2395 return s; 2396 } 2397 2398 static int 2399 vt_proc_alive(scr_stat *scp) 2400 { 2401 struct proc *p; 2402 2403 if (scp->proc) { 2404 if ((p = pfind(scp->pid)) != NULL) 2405 PROC_UNLOCK(p); 2406 if (scp->proc == p) 2407 return TRUE; 2408 scp->proc = NULL; 2409 scp->smode.mode = VT_AUTO; 2410 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2411 } 2412 return FALSE; 2413 } 2414 2415 static int 2416 signal_vt_rel(scr_stat *scp) 2417 { 2418 if (scp->smode.mode != VT_PROCESS) 2419 return FALSE; 2420 scp->status |= SWITCH_WAIT_REL; 2421 PROC_LOCK(scp->proc); 2422 psignal(scp->proc, scp->smode.relsig); 2423 PROC_UNLOCK(scp->proc); 2424 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2425 return TRUE; 2426 } 2427 2428 static int 2429 signal_vt_acq(scr_stat *scp) 2430 { 2431 if (scp->smode.mode != VT_PROCESS) 2432 return FALSE; 2433 if (scp->sc->unit == sc_console_unit) 2434 cnavailable(sc_consptr, FALSE); 2435 scp->status |= SWITCH_WAIT_ACQ; 2436 PROC_LOCK(scp->proc); 2437 psignal(scp->proc, scp->smode.acqsig); 2438 PROC_UNLOCK(scp->proc); 2439 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2440 return TRUE; 2441 } 2442 2443 static int 2444 finish_vt_rel(scr_stat *scp, int release, int *s) 2445 { 2446 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2447 scp->status &= ~SWITCH_WAIT_REL; 2448 if (release) 2449 *s = do_switch_scr(scp->sc, *s); 2450 else 2451 scp->sc->switch_in_progress = 0; 2452 return 0; 2453 } 2454 return EINVAL; 2455 } 2456 2457 static int 2458 finish_vt_acq(scr_stat *scp) 2459 { 2460 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2461 scp->status &= ~SWITCH_WAIT_ACQ; 2462 scp->sc->switch_in_progress = 0; 2463 return 0; 2464 } 2465 return EINVAL; 2466 } 2467 2468 static void 2469 exchange_scr(sc_softc_t *sc) 2470 { 2471 scr_stat *scp; 2472 2473 /* save the current state of video and keyboard */ 2474 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2475 if (!ISGRAPHSC(sc->old_scp)) 2476 sc_remove_cursor_image(sc->old_scp); 2477 if (sc->old_scp->kbd_mode == K_XLATE) 2478 save_kbd_state(sc->old_scp); 2479 2480 /* set up the video for the new screen */ 2481 scp = sc->cur_scp = sc->new_scp; 2482 #ifdef PC98 2483 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2484 #else 2485 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2486 #endif 2487 set_mode(scp); 2488 #ifndef __sparc64__ 2489 else 2490 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2491 (void *)sc->adp->va_window, FALSE); 2492 #endif 2493 scp->status |= MOUSE_HIDDEN; 2494 sc_move_cursor(scp, scp->xpos, scp->ypos); 2495 if (!ISGRAPHSC(scp)) 2496 sc_set_cursor_image(scp); 2497 #ifndef SC_NO_PALETTE_LOADING 2498 if (ISGRAPHSC(sc->old_scp)) 2499 load_palette(sc->adp, sc->palette); 2500 #endif 2501 sc_set_border(scp, scp->border); 2502 2503 /* set up the keyboard for the new screen */ 2504 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2505 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2506 update_kbd_state(scp, scp->status, LOCK_MASK); 2507 2508 mark_all(scp); 2509 } 2510 2511 void 2512 sc_puts(scr_stat *scp, u_char *buf, int len) 2513 { 2514 #ifdef DEV_SPLASH 2515 /* make screensaver happy */ 2516 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2517 run_scrn_saver = FALSE; 2518 #endif 2519 2520 if (scp->tsw) 2521 (*scp->tsw->te_puts)(scp, buf, len); 2522 2523 if (scp->sc->delayed_next_scr) 2524 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2525 } 2526 2527 void 2528 sc_draw_cursor_image(scr_stat *scp) 2529 { 2530 /* assert(scp == scp->sc->cur_scp); */ 2531 SC_VIDEO_LOCK(scp->sc); 2532 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2533 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2534 sc_inside_cutmark(scp, scp->cursor_pos)); 2535 scp->cursor_oldpos = scp->cursor_pos; 2536 SC_VIDEO_UNLOCK(scp->sc); 2537 } 2538 2539 void 2540 sc_remove_cursor_image(scr_stat *scp) 2541 { 2542 /* assert(scp == scp->sc->cur_scp); */ 2543 SC_VIDEO_LOCK(scp->sc); 2544 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2545 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2546 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2547 SC_VIDEO_UNLOCK(scp->sc); 2548 } 2549 2550 static void 2551 update_cursor_image(scr_stat *scp) 2552 { 2553 /* assert(scp == scp->sc->cur_scp); */ 2554 sc_remove_cursor_image(scp); 2555 sc_set_cursor_image(scp); 2556 sc_draw_cursor_image(scp); 2557 } 2558 2559 void 2560 sc_set_cursor_image(scr_stat *scp) 2561 { 2562 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2563 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2564 /* hidden cursor is internally represented as zero-height underline */ 2565 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2566 scp->curs_attr.base = scp->curs_attr.height = 0; 2567 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2568 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2569 scp->font_size - 1); 2570 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2571 scp->font_size - scp->curs_attr.base); 2572 } else { /* block cursor */ 2573 scp->curs_attr.base = 0; 2574 scp->curs_attr.height = scp->font_size; 2575 } 2576 2577 /* assert(scp == scp->sc->cur_scp); */ 2578 SC_VIDEO_LOCK(scp->sc); 2579 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2580 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2581 SC_VIDEO_UNLOCK(scp->sc); 2582 } 2583 2584 static void 2585 change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2586 { 2587 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2588 sc_remove_cursor_image(scp); 2589 2590 if (base >= 0) 2591 scp->curr_curs_attr.base = base; 2592 if (height >= 0) 2593 scp->curr_curs_attr.height = height; 2594 if (flags & CONS_RESET_CURSOR) 2595 scp->curr_curs_attr = scp->dflt_curs_attr; 2596 else 2597 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2598 2599 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2600 sc_set_cursor_image(scp); 2601 sc_draw_cursor_image(scp); 2602 } 2603 } 2604 2605 void 2606 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2607 { 2608 sc_softc_t *sc; 2609 struct cdev *dev; 2610 int s; 2611 int i; 2612 2613 s = spltty(); 2614 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2615 /* local (per vty) change */ 2616 change_cursor_shape(scp, flags, base, height); 2617 splx(s); 2618 return; 2619 } 2620 2621 /* global change */ 2622 sc = scp->sc; 2623 if (base >= 0) 2624 sc->curs_attr.base = base; 2625 if (height >= 0) 2626 sc->curs_attr.height = height; 2627 if (flags != -1) { 2628 if (flags & CONS_RESET_CURSOR) 2629 sc->curs_attr = sc->dflt_curs_attr; 2630 else 2631 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2632 } 2633 2634 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2635 if ((dev = SC_DEV(sc, i)) == NULL) 2636 continue; 2637 if ((scp = sc_get_stat(dev)) == NULL) 2638 continue; 2639 scp->dflt_curs_attr = sc->curs_attr; 2640 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2641 } 2642 splx(s); 2643 } 2644 2645 static void 2646 scinit(int unit, int flags) 2647 { 2648 2649 /* 2650 * When syscons is being initialized as the kernel console, malloc() 2651 * is not yet functional, because various kernel structures has not been 2652 * fully initialized yet. Therefore, we need to declare the following 2653 * static buffers for the console. This is less than ideal, 2654 * but is necessry evil for the time being. XXX 2655 */ 2656 #ifdef PC98 2657 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2658 #else 2659 static u_short sc_buffer[ROW*COL]; /* XXX */ 2660 #endif 2661 #ifndef SC_NO_FONT_LOADING 2662 static u_char font_8[256*8]; 2663 static u_char font_14[256*14]; 2664 static u_char font_16[256*16]; 2665 #endif 2666 2667 sc_softc_t *sc; 2668 scr_stat *scp; 2669 video_adapter_t *adp; 2670 int col; 2671 int row; 2672 int i; 2673 2674 /* one time initialization */ 2675 if (init_done == COLD) 2676 sc_get_bios_values(&bios_value); 2677 init_done = WARM; 2678 2679 /* 2680 * Allocate resources. Even if we are being called for the second 2681 * time, we must allocate them again, because they might have 2682 * disappeared... 2683 */ 2684 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2685 if ((sc->flags & SC_INIT_DONE) == 0) 2686 SC_VIDEO_LOCKINIT(sc); 2687 2688 adp = NULL; 2689 if (sc->adapter >= 0) { 2690 vid_release(sc->adp, (void *)&sc->adapter); 2691 adp = sc->adp; 2692 sc->adp = NULL; 2693 } 2694 if (sc->keyboard >= 0) { 2695 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2696 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2697 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2698 if (sc->kbd != NULL) { 2699 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2700 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2701 } 2702 sc->kbd = NULL; 2703 } 2704 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2705 sc->adp = vid_get_adapter(sc->adapter); 2706 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2707 2708 sc->keyboard = sc_allocate_keyboard(sc, unit); 2709 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2710 2711 sc->kbd = kbd_get_keyboard(sc->keyboard); 2712 if (sc->kbd != NULL) { 2713 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2714 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2715 } 2716 2717 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2718 2719 sc->initial_mode = sc->adp->va_initial_mode; 2720 2721 #ifndef SC_NO_FONT_LOADING 2722 if (flags & SC_KERNEL_CONSOLE) { 2723 sc->font_8 = font_8; 2724 sc->font_14 = font_14; 2725 sc->font_16 = font_16; 2726 } else if (sc->font_8 == NULL) { 2727 /* assert(sc_malloc) */ 2728 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2729 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2730 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2731 } 2732 #endif 2733 2734 /* extract the hardware cursor location and hide the cursor for now */ 2735 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2736 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2737 2738 /* set up the first console */ 2739 sc->first_vty = unit*MAXCONS; 2740 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2741 if (flags & SC_KERNEL_CONSOLE) { 2742 /* 2743 * Set up devs structure but don't use it yet, calling make_dev() 2744 * might panic kernel. Wait for sc_attach_unit() to actually 2745 * create the devices. 2746 */ 2747 sc->dev = main_devs; 2748 scp = &main_console; 2749 init_scp(sc, sc->first_vty, scp); 2750 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2751 (void *)sc_buffer, FALSE); 2752 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2753 sc_init_emulator(scp, "*"); 2754 (*scp->tsw->te_default_attr)(scp, 2755 kernel_default.std_color, 2756 kernel_default.rev_color); 2757 } else { 2758 /* assert(sc_malloc) */ 2759 sc->dev = malloc(sizeof(struct cdev *)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2760 sc->dev[0] = make_dev(&sc_cdevsw, unit * MAXCONS, 2761 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", unit * MAXCONS); 2762 sc_alloc_tty(sc->dev[0]); 2763 scp = alloc_scp(sc, sc->first_vty); 2764 SC_STAT(sc->dev[0]) = scp; 2765 } 2766 sc->cur_scp = scp; 2767 2768 #ifndef __sparc64__ 2769 /* copy screen to temporary buffer */ 2770 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2771 (void *)scp->sc->adp->va_window, FALSE); 2772 if (ISTEXTSC(scp)) 2773 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2774 #endif 2775 2776 /* move cursors to the initial positions */ 2777 if (col >= scp->xsize) 2778 col = 0; 2779 if (row >= scp->ysize) 2780 row = scp->ysize - 1; 2781 scp->xpos = col; 2782 scp->ypos = row; 2783 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2784 2785 if (bios_value.cursor_end < scp->font_size) 2786 sc->dflt_curs_attr.base = scp->font_size - 2787 bios_value.cursor_end - 1; 2788 else 2789 sc->dflt_curs_attr.base = 0; 2790 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2791 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2792 sc->dflt_curs_attr.flags = 0; 2793 sc->curs_attr = sc->dflt_curs_attr; 2794 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2795 2796 #ifndef SC_NO_SYSMOUSE 2797 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2798 #endif 2799 if (!ISGRAPHSC(scp)) { 2800 sc_set_cursor_image(scp); 2801 sc_draw_cursor_image(scp); 2802 } 2803 2804 /* save font and palette */ 2805 #ifndef SC_NO_FONT_LOADING 2806 sc->fonts_loaded = 0; 2807 if (ISFONTAVAIL(sc->adp->va_flags)) { 2808 #ifdef SC_DFLT_FONT 2809 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2810 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2811 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2812 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2813 if (scp->font_size < 14) { 2814 sc_load_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2815 } else if (scp->font_size >= 16) { 2816 sc_load_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2817 } else { 2818 sc_load_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2819 } 2820 #else /* !SC_DFLT_FONT */ 2821 if (scp->font_size < 14) { 2822 sc_save_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2823 sc->fonts_loaded = FONT_8; 2824 } else if (scp->font_size >= 16) { 2825 sc_save_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2826 sc->fonts_loaded = FONT_16; 2827 } else { 2828 sc_save_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2829 sc->fonts_loaded = FONT_14; 2830 } 2831 #endif /* SC_DFLT_FONT */ 2832 /* FONT KLUDGE: always use the font page #0. XXX */ 2833 sc_show_font(scp, 0); 2834 } 2835 #endif /* !SC_NO_FONT_LOADING */ 2836 2837 #ifndef SC_NO_PALETTE_LOADING 2838 save_palette(sc->adp, sc->palette); 2839 #endif 2840 2841 #ifdef DEV_SPLASH 2842 if (!(sc->flags & SC_SPLASH_SCRN)) { 2843 /* we are ready to put up the splash image! */ 2844 splash_init(sc->adp, scsplash_callback, sc); 2845 sc->flags |= SC_SPLASH_SCRN; 2846 } 2847 #endif 2848 } 2849 2850 /* the rest is not necessary, if we have done it once */ 2851 if (sc->flags & SC_INIT_DONE) 2852 return; 2853 2854 /* initialize mapscrn arrays to a one to one map */ 2855 for (i = 0; i < sizeof(sc->scr_map); i++) 2856 sc->scr_map[i] = sc->scr_rmap[i] = i; 2857 #ifdef PC98 2858 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2859 #endif 2860 2861 sc->flags |= SC_INIT_DONE; 2862 } 2863 2864 static void 2865 scterm(int unit, int flags) 2866 { 2867 sc_softc_t *sc; 2868 scr_stat *scp; 2869 2870 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2871 if (sc == NULL) 2872 return; /* shouldn't happen */ 2873 2874 #ifdef DEV_SPLASH 2875 /* this console is no longer available for the splash screen */ 2876 if (sc->flags & SC_SPLASH_SCRN) { 2877 splash_term(sc->adp); 2878 sc->flags &= ~SC_SPLASH_SCRN; 2879 } 2880 #endif 2881 2882 #if 0 /* XXX */ 2883 /* move the hardware cursor to the upper-left corner */ 2884 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2885 #endif 2886 2887 /* release the keyboard and the video card */ 2888 if (sc->keyboard >= 0) 2889 kbd_release(sc->kbd, &sc->keyboard); 2890 if (sc->adapter >= 0) 2891 vid_release(sc->adp, &sc->adapter); 2892 2893 /* stop the terminal emulator, if any */ 2894 scp = sc_get_stat(sc->dev[0]); 2895 if (scp->tsw) 2896 (*scp->tsw->te_term)(scp, &scp->ts); 2897 if (scp->ts != NULL) 2898 free(scp->ts, M_DEVBUF); 2899 2900 /* clear the structure */ 2901 if (!(flags & SC_KERNEL_CONSOLE)) { 2902 /* XXX: We need delete_dev() for this */ 2903 free(sc->dev, M_DEVBUF); 2904 #if 0 2905 /* XXX: We need a ttyunregister for this */ 2906 free(sc->tty, M_DEVBUF); 2907 #endif 2908 #ifndef SC_NO_FONT_LOADING 2909 free(sc->font_8, M_DEVBUF); 2910 free(sc->font_14, M_DEVBUF); 2911 free(sc->font_16, M_DEVBUF); 2912 #endif 2913 /* XXX vtb, history */ 2914 } 2915 bzero(sc, sizeof(*sc)); 2916 sc->keyboard = -1; 2917 sc->adapter = -1; 2918 } 2919 2920 static void 2921 scshutdown(void *arg, int howto) 2922 { 2923 /* assert(sc_console != NULL) */ 2924 2925 sc_touch_scrn_saver(); 2926 if (!cold && sc_console 2927 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2928 && sc_console->smode.mode == VT_AUTO) 2929 sc_switch_scr(sc_console->sc, sc_console->index); 2930 shutdown_in_progress = TRUE; 2931 } 2932 2933 int 2934 sc_clean_up(scr_stat *scp) 2935 { 2936 #ifdef DEV_SPLASH 2937 int error; 2938 #endif 2939 2940 if (scp->sc->flags & SC_SCRN_BLANKED) { 2941 sc_touch_scrn_saver(); 2942 #ifdef DEV_SPLASH 2943 if ((error = wait_scrn_saver_stop(scp->sc))) 2944 return error; 2945 #endif 2946 } 2947 scp->status |= MOUSE_HIDDEN; 2948 sc_remove_mouse_image(scp); 2949 sc_remove_cutmarking(scp); 2950 return 0; 2951 } 2952 2953 void 2954 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2955 { 2956 sc_vtb_t new; 2957 sc_vtb_t old; 2958 2959 old = scp->vtb; 2960 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2961 if (!discard && (old.vtb_flags & VTB_VALID)) { 2962 /* retain the current cursor position and buffer contants */ 2963 scp->cursor_oldpos = scp->cursor_pos; 2964 /* 2965 * This works only if the old buffer has the same size as or larger 2966 * than the new one. XXX 2967 */ 2968 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2969 scp->vtb = new; 2970 } else { 2971 scp->vtb = new; 2972 sc_vtb_destroy(&old); 2973 } 2974 2975 #ifndef SC_NO_SYSMOUSE 2976 /* move the mouse cursor at the center of the screen */ 2977 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2978 #endif 2979 } 2980 2981 static scr_stat 2982 *alloc_scp(sc_softc_t *sc, int vty) 2983 { 2984 scr_stat *scp; 2985 2986 /* assert(sc_malloc) */ 2987 2988 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2989 init_scp(sc, vty, scp); 2990 2991 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2992 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2993 sc_init_emulator(scp, "*"); 2994 2995 #ifndef SC_NO_CUTPASTE 2996 sc_alloc_cut_buffer(scp, TRUE); 2997 #endif 2998 2999 #ifndef SC_NO_HISTORY 3000 sc_alloc_history_buffer(scp, 0, 0, TRUE); 3001 #endif 3002 3003 return scp; 3004 } 3005 3006 static void 3007 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 3008 { 3009 video_info_t info; 3010 3011 bzero(scp, sizeof(*scp)); 3012 3013 scp->index = vty; 3014 scp->sc = sc; 3015 scp->status = 0; 3016 scp->mode = sc->initial_mode; 3017 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 3018 if (info.vi_flags & V_INFO_GRAPHICS) { 3019 scp->status |= GRAPHICS_MODE; 3020 scp->xpixel = info.vi_width; 3021 scp->ypixel = info.vi_height; 3022 scp->xsize = info.vi_width/info.vi_cwidth; 3023 scp->ysize = info.vi_height/info.vi_cheight; 3024 scp->font_size = 0; 3025 scp->font = NULL; 3026 } else { 3027 scp->xsize = info.vi_width; 3028 scp->ysize = info.vi_height; 3029 scp->xpixel = scp->xsize*info.vi_cwidth; 3030 scp->ypixel = scp->ysize*info.vi_cheight; 3031 scp->font_size = info.vi_cheight; 3032 scp->font_width = info.vi_cwidth; 3033 if (info.vi_cheight < 14) { 3034 #ifndef SC_NO_FONT_LOADING 3035 scp->font = sc->font_8; 3036 #else 3037 scp->font = NULL; 3038 #endif 3039 } else if (info.vi_cheight >= 16) { 3040 #ifndef SC_NO_FONT_LOADING 3041 scp->font = sc->font_16; 3042 #else 3043 scp->font = NULL; 3044 #endif 3045 } else { 3046 #ifndef SC_NO_FONT_LOADING 3047 scp->font = sc->font_14; 3048 #else 3049 scp->font = NULL; 3050 #endif 3051 } 3052 } 3053 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3054 #ifndef __sparc64__ 3055 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3056 #endif 3057 scp->xoff = scp->yoff = 0; 3058 scp->xpos = scp->ypos = 0; 3059 scp->start = scp->xsize * scp->ysize - 1; 3060 scp->end = 0; 3061 scp->tsw = NULL; 3062 scp->ts = NULL; 3063 scp->rndr = NULL; 3064 scp->border = (SC_NORM_ATTR >> 4) & 0x0f; 3065 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3066 scp->mouse_cut_start = scp->xsize*scp->ysize; 3067 scp->mouse_cut_end = -1; 3068 scp->mouse_signal = 0; 3069 scp->mouse_pid = 0; 3070 scp->mouse_proc = NULL; 3071 scp->kbd_mode = K_XLATE; 3072 scp->bell_pitch = bios_value.bell_pitch; 3073 scp->bell_duration = BELL_DURATION; 3074 scp->status |= (bios_value.shift_state & NLKED); 3075 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3076 scp->pid = 0; 3077 scp->proc = NULL; 3078 scp->smode.mode = VT_AUTO; 3079 scp->history = NULL; 3080 scp->history_pos = 0; 3081 scp->history_size = 0; 3082 } 3083 3084 int 3085 sc_init_emulator(scr_stat *scp, char *name) 3086 { 3087 sc_term_sw_t *sw; 3088 sc_rndr_sw_t *rndr; 3089 void *p; 3090 int error; 3091 3092 if (name == NULL) /* if no name is given, use the current emulator */ 3093 sw = scp->tsw; 3094 else /* ...otherwise find the named emulator */ 3095 sw = sc_term_match(name); 3096 if (sw == NULL) 3097 return EINVAL; 3098 3099 rndr = NULL; 3100 if (strcmp(sw->te_renderer, "*") != 0) { 3101 rndr = sc_render_match(scp, sw->te_renderer, 3102 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3103 } 3104 if (rndr == NULL) { 3105 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3106 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3107 if (rndr == NULL) 3108 return ENODEV; 3109 } 3110 3111 if (sw == scp->tsw) { 3112 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3113 scp->rndr = rndr; 3114 scp->rndr->init(scp); 3115 sc_clear_screen(scp); 3116 /* assert(error == 0); */ 3117 return error; 3118 } 3119 3120 if (sc_malloc && (sw->te_size > 0)) 3121 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3122 else 3123 p = NULL; 3124 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3125 if (error) 3126 return error; 3127 3128 if (scp->tsw) 3129 (*scp->tsw->te_term)(scp, &scp->ts); 3130 if (scp->ts != NULL) 3131 free(scp->ts, M_DEVBUF); 3132 scp->tsw = sw; 3133 scp->ts = p; 3134 scp->rndr = rndr; 3135 scp->rndr->init(scp); 3136 3137 /* XXX */ 3138 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3139 sc_clear_screen(scp); 3140 3141 return 0; 3142 } 3143 3144 /* 3145 * scgetc(flags) - get character from keyboard. 3146 * If flags & SCGETC_CN, then avoid harmful side effects. 3147 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3148 * return NOKEY if there is nothing there. 3149 */ 3150 static u_int 3151 scgetc(sc_softc_t *sc, u_int flags) 3152 { 3153 scr_stat *scp; 3154 #ifndef SC_NO_HISTORY 3155 struct tty *tp; 3156 #endif 3157 u_int c; 3158 int this_scr; 3159 int f; 3160 int i; 3161 3162 if (sc->kbd == NULL) 3163 return NOKEY; 3164 3165 next_code: 3166 #if 1 3167 /* I don't like this, but... XXX */ 3168 if (flags & SCGETC_CN) 3169 sccnupdate(sc->cur_scp); 3170 #endif 3171 scp = sc->cur_scp; 3172 /* first see if there is something in the keyboard port */ 3173 for (;;) { 3174 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3175 if (c == ERRKEY) { 3176 if (!(flags & SCGETC_CN)) 3177 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3178 } else if (c == NOKEY) 3179 return c; 3180 else 3181 break; 3182 } 3183 3184 /* make screensaver happy */ 3185 if (!(c & RELKEY)) 3186 sc_touch_scrn_saver(); 3187 3188 if (!(flags & SCGETC_CN)) 3189 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3190 3191 if (scp->kbd_mode != K_XLATE) 3192 return KEYCHAR(c); 3193 3194 /* if scroll-lock pressed allow history browsing */ 3195 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3196 3197 scp->status &= ~CURSOR_ENABLED; 3198 sc_remove_cursor_image(scp); 3199 3200 #ifndef SC_NO_HISTORY 3201 if (!(scp->status & BUFFER_SAVED)) { 3202 scp->status |= BUFFER_SAVED; 3203 sc_hist_save(scp); 3204 } 3205 switch (c) { 3206 /* FIXME: key codes */ 3207 case SPCLKEY | FKEY | F(49): /* home key */ 3208 sc_remove_cutmarking(scp); 3209 sc_hist_home(scp); 3210 goto next_code; 3211 3212 case SPCLKEY | FKEY | F(57): /* end key */ 3213 sc_remove_cutmarking(scp); 3214 sc_hist_end(scp); 3215 goto next_code; 3216 3217 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3218 sc_remove_cutmarking(scp); 3219 if (sc_hist_up_line(scp)) 3220 if (!(flags & SCGETC_CN)) 3221 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3222 goto next_code; 3223 3224 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3225 sc_remove_cutmarking(scp); 3226 if (sc_hist_down_line(scp)) 3227 if (!(flags & SCGETC_CN)) 3228 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3229 goto next_code; 3230 3231 case SPCLKEY | FKEY | F(51): /* page up key */ 3232 sc_remove_cutmarking(scp); 3233 for (i=0; i<scp->ysize; i++) 3234 if (sc_hist_up_line(scp)) { 3235 if (!(flags & SCGETC_CN)) 3236 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3237 break; 3238 } 3239 goto next_code; 3240 3241 case SPCLKEY | FKEY | F(59): /* page down key */ 3242 sc_remove_cutmarking(scp); 3243 for (i=0; i<scp->ysize; i++) 3244 if (sc_hist_down_line(scp)) { 3245 if (!(flags & SCGETC_CN)) 3246 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3247 break; 3248 } 3249 goto next_code; 3250 } 3251 #endif /* SC_NO_HISTORY */ 3252 } 3253 3254 /* 3255 * Process and consume special keys here. Return a plain char code 3256 * or a char code with the META flag or a function key code. 3257 */ 3258 if (c & RELKEY) { 3259 /* key released */ 3260 /* goto next_code */ 3261 } else { 3262 /* key pressed */ 3263 if (c & SPCLKEY) { 3264 c &= ~SPCLKEY; 3265 switch (KEYCHAR(c)) { 3266 /* LOCKING KEYS */ 3267 case NLK: case CLK: case ALK: 3268 break; 3269 case SLK: 3270 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3271 if (f & SLKED) { 3272 scp->status |= SLKED; 3273 } else { 3274 if (scp->status & SLKED) { 3275 scp->status &= ~SLKED; 3276 #ifndef SC_NO_HISTORY 3277 if (scp->status & BUFFER_SAVED) { 3278 if (!sc_hist_restore(scp)) 3279 sc_remove_cutmarking(scp); 3280 scp->status &= ~BUFFER_SAVED; 3281 scp->status |= CURSOR_ENABLED; 3282 sc_draw_cursor_image(scp); 3283 } 3284 tp = VIRTUAL_TTY(sc, scp->index); 3285 if (ISTTYOPEN(tp)) 3286 scstart(tp); 3287 #endif 3288 } 3289 } 3290 break; 3291 3292 case PASTE: 3293 #ifndef SC_NO_CUTPASTE 3294 sc_mouse_paste(scp); 3295 #endif 3296 break; 3297 3298 /* NON-LOCKING KEYS */ 3299 case NOP: 3300 case LSH: case RSH: case LCTR: case RCTR: 3301 case LALT: case RALT: case ASH: case META: 3302 break; 3303 3304 case BTAB: 3305 if (!(sc->flags & SC_SCRN_BLANKED)) 3306 return c; 3307 break; 3308 3309 case SPSC: 3310 #ifdef DEV_SPLASH 3311 /* force activatation/deactivation of the screen saver */ 3312 if (!(sc->flags & SC_SCRN_BLANKED)) { 3313 run_scrn_saver = TRUE; 3314 sc->scrn_time_stamp -= scrn_blank_time; 3315 } 3316 if (cold) { 3317 /* 3318 * While devices are being probed, the screen saver need 3319 * to be invoked explictly. XXX 3320 */ 3321 if (sc->flags & SC_SCRN_BLANKED) { 3322 scsplash_stick(FALSE); 3323 stop_scrn_saver(sc, current_saver); 3324 } else { 3325 if (!ISGRAPHSC(scp)) { 3326 scsplash_stick(TRUE); 3327 (*current_saver)(sc, TRUE); 3328 } 3329 } 3330 } 3331 #endif /* DEV_SPLASH */ 3332 break; 3333 3334 case RBT: 3335 #ifndef SC_DISABLE_REBOOT 3336 if (enable_reboot) 3337 shutdown_nice(0); 3338 #endif 3339 break; 3340 3341 case HALT: 3342 #ifndef SC_DISABLE_REBOOT 3343 if (enable_reboot) 3344 shutdown_nice(RB_HALT); 3345 #endif 3346 break; 3347 3348 case PDWN: 3349 #ifndef SC_DISABLE_REBOOT 3350 if (enable_reboot) 3351 shutdown_nice(RB_HALT|RB_POWEROFF); 3352 #endif 3353 break; 3354 3355 case SUSP: 3356 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3357 break; 3358 case STBY: 3359 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3360 break; 3361 3362 case DBG: 3363 #ifndef SC_DISABLE_KDBKEY 3364 if (enable_kdbkey) 3365 kdb_enter("manual escape to debugger"); 3366 #endif 3367 break; 3368 3369 case PNC: 3370 if (enable_panic_key) 3371 panic("Forced by the panic key"); 3372 break; 3373 3374 case NEXT: 3375 this_scr = scp->index; 3376 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3377 sc->first_vty + i != this_scr; 3378 i = (i + 1)%sc->vtys) { 3379 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3380 if (ISTTYOPEN(tp)) { 3381 sc_switch_scr(scp->sc, sc->first_vty + i); 3382 break; 3383 } 3384 } 3385 break; 3386 3387 case PREV: 3388 this_scr = scp->index; 3389 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3390 sc->first_vty + i != this_scr; 3391 i = (i + sc->vtys - 1)%sc->vtys) { 3392 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3393 if (ISTTYOPEN(tp)) { 3394 sc_switch_scr(scp->sc, sc->first_vty + i); 3395 break; 3396 } 3397 } 3398 break; 3399 3400 default: 3401 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3402 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3403 break; 3404 } 3405 /* assert(c & FKEY) */ 3406 if (!(sc->flags & SC_SCRN_BLANKED)) 3407 return c; 3408 break; 3409 } 3410 /* goto next_code */ 3411 } else { 3412 /* regular keys (maybe MKEY is set) */ 3413 if (!(sc->flags & SC_SCRN_BLANKED)) 3414 return c; 3415 } 3416 } 3417 3418 goto next_code; 3419 } 3420 3421 static int 3422 scmmap(struct cdev *dev, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3423 { 3424 scr_stat *scp; 3425 3426 scp = sc_get_stat(dev); 3427 if (scp != scp->sc->cur_scp) 3428 return -1; 3429 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, paddr, nprot); 3430 } 3431 3432 static int 3433 save_kbd_state(scr_stat *scp) 3434 { 3435 int state; 3436 int error; 3437 3438 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3439 if (error == ENOIOCTL) 3440 error = ENODEV; 3441 if (error == 0) { 3442 scp->status &= ~LOCK_MASK; 3443 scp->status |= state; 3444 } 3445 return error; 3446 } 3447 3448 static int 3449 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3450 { 3451 int state; 3452 int error; 3453 3454 if (mask != LOCK_MASK) { 3455 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3456 if (error == ENOIOCTL) 3457 error = ENODEV; 3458 if (error) 3459 return error; 3460 state &= ~mask; 3461 state |= new_bits & mask; 3462 } else { 3463 state = new_bits & LOCK_MASK; 3464 } 3465 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3466 if (error == ENOIOCTL) 3467 error = ENODEV; 3468 return error; 3469 } 3470 3471 static int 3472 update_kbd_leds(scr_stat *scp, int which) 3473 { 3474 int error; 3475 3476 which &= LOCK_MASK; 3477 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3478 if (error == ENOIOCTL) 3479 error = ENODEV; 3480 return error; 3481 } 3482 3483 int 3484 set_mode(scr_stat *scp) 3485 { 3486 video_info_t info; 3487 3488 /* reject unsupported mode */ 3489 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3490 return 1; 3491 3492 /* if this vty is not currently showing, do nothing */ 3493 if (scp != scp->sc->cur_scp) 3494 return 0; 3495 3496 /* setup video hardware for the given mode */ 3497 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3498 scp->rndr->init(scp); 3499 #ifndef __sparc64__ 3500 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3501 (void *)scp->sc->adp->va_window, FALSE); 3502 #endif 3503 3504 #ifndef SC_NO_FONT_LOADING 3505 /* load appropriate font */ 3506 if (!(scp->status & GRAPHICS_MODE)) { 3507 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3508 if (scp->font_size < 14) { 3509 if (scp->sc->fonts_loaded & FONT_8) 3510 sc_load_font(scp, 0, 8, 8, scp->sc->font_8, 0, 256); 3511 } else if (scp->font_size >= 16) { 3512 if (scp->sc->fonts_loaded & FONT_16) 3513 sc_load_font(scp, 0, 16, 8, scp->sc->font_16, 0, 256); 3514 } else { 3515 if (scp->sc->fonts_loaded & FONT_14) 3516 sc_load_font(scp, 0, 14, 8, scp->sc->font_14, 0, 256); 3517 } 3518 /* 3519 * FONT KLUDGE: 3520 * This is an interim kludge to display correct font. 3521 * Always use the font page #0 on the video plane 2. 3522 * Somehow we cannot show the font in other font pages on 3523 * some video cards... XXX 3524 */ 3525 sc_show_font(scp, 0); 3526 } 3527 mark_all(scp); 3528 } 3529 #endif /* !SC_NO_FONT_LOADING */ 3530 3531 sc_set_border(scp, scp->border); 3532 sc_set_cursor_image(scp); 3533 3534 return 0; 3535 } 3536 3537 void 3538 sc_set_border(scr_stat *scp, int color) 3539 { 3540 SC_VIDEO_LOCK(scp->sc); 3541 (*scp->rndr->draw_border)(scp, color); 3542 SC_VIDEO_UNLOCK(scp->sc); 3543 } 3544 3545 #ifndef SC_NO_FONT_LOADING 3546 void 3547 sc_load_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3548 int base, int count) 3549 { 3550 sc_softc_t *sc; 3551 3552 sc = scp->sc; 3553 sc->font_loading_in_progress = TRUE; 3554 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, width, buf, base, 3555 count); 3556 sc->font_loading_in_progress = FALSE; 3557 } 3558 3559 void 3560 sc_save_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3561 int base, int count) 3562 { 3563 sc_softc_t *sc; 3564 3565 sc = scp->sc; 3566 sc->font_loading_in_progress = TRUE; 3567 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, width, buf, base, 3568 count); 3569 sc->font_loading_in_progress = FALSE; 3570 } 3571 3572 void 3573 sc_show_font(scr_stat *scp, int page) 3574 { 3575 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3576 } 3577 #endif /* !SC_NO_FONT_LOADING */ 3578 3579 void 3580 sc_paste(scr_stat *scp, u_char *p, int count) 3581 { 3582 struct tty *tp; 3583 u_char *rmap; 3584 3585 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3586 if (!ISTTYOPEN(tp)) 3587 return; 3588 rmap = scp->sc->scr_rmap; 3589 for (; count > 0; --count) 3590 ttyld_rint(tp, rmap[*p++]); 3591 } 3592 3593 void 3594 sc_bell(scr_stat *scp, int pitch, int duration) 3595 { 3596 if (cold || shutdown_in_progress || !enable_bell) 3597 return; 3598 3599 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3600 return; 3601 3602 if (scp->sc->flags & SC_VISUAL_BELL) { 3603 if (scp->sc->blink_in_progress) 3604 return; 3605 scp->sc->blink_in_progress = 3; 3606 if (scp != scp->sc->cur_scp) 3607 scp->sc->blink_in_progress += 2; 3608 blink_screen(scp->sc->cur_scp); 3609 } else if (duration != 0 && pitch != 0) { 3610 if (scp != scp->sc->cur_scp) 3611 pitch *= 2; 3612 sysbeep(pitch, duration); 3613 } 3614 } 3615 3616 static void 3617 blink_screen(void *arg) 3618 { 3619 scr_stat *scp = arg; 3620 struct tty *tp; 3621 3622 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3623 scp->sc->blink_in_progress = 0; 3624 mark_all(scp); 3625 tp = VIRTUAL_TTY(scp->sc, scp->index); 3626 if (ISTTYOPEN(tp)) 3627 scstart(tp); 3628 if (scp->sc->delayed_next_scr) 3629 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3630 } 3631 else { 3632 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3633 scp->sc->blink_in_progress & 1); 3634 scp->sc->blink_in_progress--; 3635 timeout(blink_screen, scp, hz / 10); 3636 } 3637 } 3638 3639 /* 3640 * Until sc_attach_unit() gets called no dev structures will be available 3641 * to store the per-screen current status. This is the case when the 3642 * kernel is initially booting and needs access to its console. During 3643 * this early phase of booting the console's current status is kept in 3644 * one statically defined scr_stat structure, and any pointers to the 3645 * dev structures will be NULL. 3646 */ 3647 3648 static scr_stat * 3649 sc_get_stat(struct cdev *devptr) 3650 { 3651 if (devptr == NULL) 3652 return (&main_console); 3653 return (SC_STAT(devptr)); 3654 } 3655 3656 /* 3657 * Allocate active keyboard. Try to allocate "kbdmux" keyboard first, and, 3658 * if found, add all non-busy keyboards to "kbdmux". Otherwise look for 3659 * any keyboard. 3660 */ 3661 3662 static int 3663 sc_allocate_keyboard(sc_softc_t *sc, int unit) 3664 { 3665 int idx0, idx; 3666 keyboard_t *k0, *k; 3667 keyboard_info_t ki; 3668 3669 idx0 = kbd_allocate("kbdmux", -1, (void *)&sc->keyboard, sckbdevent, sc); 3670 if (idx0 != -1) { 3671 k0 = kbd_get_keyboard(idx0); 3672 3673 for (idx = kbd_find_keyboard2("*", -1, 0); 3674 idx != -1; 3675 idx = kbd_find_keyboard2("*", -1, idx + 1)) { 3676 k = kbd_get_keyboard(idx); 3677 3678 if (idx == idx0 || KBD_IS_BUSY(k)) 3679 continue; 3680 3681 bzero(&ki, sizeof(ki)); 3682 strcpy(ki.kb_name, k->kb_name); 3683 ki.kb_unit = k->kb_unit; 3684 3685 kbd_ioctl(k0, KBADDKBD, (caddr_t) &ki); 3686 } 3687 } else 3688 idx0 = kbd_allocate("*", unit, (void *)&sc->keyboard, sckbdevent, sc); 3689 3690 return (idx0); 3691 } 3692