syscons.c revision 162285
1330449Seadler/*- 2124758Semax * Copyright (c) 1992-1998 S�ren Schmidt 3124758Semax * All rights reserved. 4330449Seadler * 5330449Seadler * This code is derived from software contributed to The DragonFly Project 6124758Semax * by Sascha Wildner <saw@online.de> 7124758Semax * 8124758Semax * Redistribution and use in source and binary forms, with or without 9124758Semax * modification, are permitted provided that the following conditions 10124758Semax * are met: 11124758Semax * 1. Redistributions of source code must retain the above copyright 12124758Semax * notice, this list of conditions and the following disclaimer, 13124758Semax * without modification, immediately at the beginning of the file. 14124758Semax * 2. Redistributions in binary form must reproduce the above copyright 15124758Semax * notice, this list of conditions and the following disclaimer in the 16124758Semax * documentation and/or other materials provided with the distribution. 17124758Semax * 3. The name of the author may not be used to endorse or promote products 18124758Semax * derived from this software without specific prior written permission. 19124758Semax * 20124758Semax * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21124758Semax * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22124758Semax * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23124758Semax * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24124758Semax * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25124758Semax * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26124758Semax * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27124758Semax * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28124758Semax * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29124758Semax * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30124758Semax */ 31124758Semax 32124758Semax#include <sys/cdefs.h> 33124758Semax__FBSDID("$FreeBSD: head/sys/dev/syscons/syscons.c 162285 2006-09-13 15:48:15Z scottl $"); 34124758Semax 35124758Semax#include "opt_syscons.h" 36124758Semax#include "opt_splash.h" 37124758Semax#include "opt_ddb.h" 38124758Semax 39124758Semax#include <sys/param.h> 40124758Semax#include <sys/systm.h> 41124758Semax#include <sys/conf.h> 42124758Semax#include <sys/cons.h> 43124758Semax#include <sys/consio.h> 44124758Semax#include <sys/kdb.h> 45124758Semax#include <sys/eventhandler.h> 46124758Semax#include <sys/fbio.h> 47124758Semax#include <sys/kbio.h> 48124758Semax#include <sys/kernel.h> 49124758Semax#include <sys/lock.h> 50#include <sys/malloc.h> 51#include <sys/mutex.h> 52#include <sys/proc.h> 53#include <sys/random.h> 54#include <sys/reboot.h> 55#include <sys/signalvar.h> 56#include <sys/sysctl.h> 57#include <sys/tty.h> 58#include <sys/power.h> 59 60#include <machine/clock.h> 61#if defined(__sparc64__) || defined(__powerpc__) 62#include <machine/sc_machdep.h> 63#else 64#include <machine/pc/display.h> 65#endif 66#if defined( __i386__) || defined(__amd64__) 67#include <machine/psl.h> 68#include <machine/frame.h> 69#endif 70 71#include <dev/kbd/kbdreg.h> 72#include <dev/fb/fbreg.h> 73#include <dev/fb/splashreg.h> 74#include <dev/syscons/syscons.h> 75 76#define COLD 0 77#define WARM 1 78 79#define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 80#define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 81 82#define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 83 84typedef struct default_attr { 85 int std_color; /* normal hardware color */ 86 int rev_color; /* reverse hardware color */ 87} default_attr; 88 89static default_attr user_default = { 90 SC_NORM_ATTR, 91 SC_NORM_REV_ATTR, 92}; 93 94static default_attr kernel_default = { 95 SC_KERNEL_CONS_ATTR, 96 SC_KERNEL_CONS_REV_ATTR, 97}; 98 99static int sc_console_unit = -1; 100static int sc_saver_keyb_only = 1; 101static scr_stat *sc_console; 102static struct tty *sc_console_tty; 103static struct consdev *sc_consptr; 104static void *kernel_console_ts; 105static scr_stat main_console; 106static struct cdev *main_devs[MAXCONS]; 107 108static char init_done = COLD; 109static char shutdown_in_progress = FALSE; 110static char sc_malloc = FALSE; 111 112static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 113static int run_scrn_saver = FALSE; /* should run the saver? */ 114static int enable_bell = TRUE; /* enable beeper */ 115 116#ifndef SC_DISABLE_REBOOT 117static int enable_reboot = TRUE; /* enable keyboard reboot */ 118#endif 119 120#ifndef SC_DISABLE_KDBKEY 121static int enable_kdbkey = TRUE; /* enable keyboard debug */ 122#endif 123 124static long scrn_blank_time = 0; /* screen saver timeout value */ 125#ifdef DEV_SPLASH 126static int scrn_blanked; /* # of blanked screen */ 127static int sticky_splash = FALSE; 128 129static void none_saver(sc_softc_t *sc, int blank) { } 130static void (*current_saver)(sc_softc_t *, int) = none_saver; 131#endif 132 133SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 134SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 135SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 136 &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 137SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 138 0, "enable bell"); 139#ifndef SC_DISABLE_REBOOT 140SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_reboot, CTLFLAG_RW|CTLFLAG_SECURE, &enable_reboot, 141 0, "enable keyboard reboot"); 142#endif 143#ifndef SC_DISABLE_KDBKEY 144SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_debug, CTLFLAG_RW|CTLFLAG_SECURE, &enable_kdbkey, 145 0, "enable keyboard debug"); 146#endif 147#if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 148#include "font.h" 149#endif 150 151 d_ioctl_t *sc_user_ioctl; 152 153static bios_values_t bios_value; 154 155static int enable_panic_key; 156SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 157 0, "Enable panic via keypress specified in kbdmap(5)"); 158 159#define SC_CONSOLECTL 255 160 161#define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 162 SC_DEV((sc), (x))->si_tty : NULL) 163#define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) 164 165static int debugger; 166 167/* prototypes */ 168static int sc_allocate_keyboard(sc_softc_t *sc, int unit); 169static struct tty *sc_alloc_tty(struct cdev *dev); 170static int scvidprobe(int unit, int flags, int cons); 171static int sckbdprobe(int unit, int flags, int cons); 172static void scmeminit(void *arg); 173static int scdevtounit(struct cdev *dev); 174static kbd_callback_func_t sckbdevent; 175static int scparam(struct tty *tp, struct termios *t); 176static void scstart(struct tty *tp); 177static void scinit(int unit, int flags); 178static scr_stat *sc_get_stat(struct cdev *devptr); 179static void scterm(int unit, int flags); 180static void scshutdown(void *arg, int howto); 181static u_int scgetc(sc_softc_t *sc, u_int flags); 182#define SCGETC_CN 1 183#define SCGETC_NONBLOCK 2 184static int sccngetch(int flags); 185static void sccnupdate(scr_stat *scp); 186static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 187static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 188static timeout_t scrn_timer; 189static int and_region(int *s1, int *e1, int s2, int e2); 190static void scrn_update(scr_stat *scp, int show_cursor); 191 192#ifdef DEV_SPLASH 193static int scsplash_callback(int event, void *arg); 194static void scsplash_saver(sc_softc_t *sc, int show); 195static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 196static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 197static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 198static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 199static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 200static int wait_scrn_saver_stop(sc_softc_t *sc); 201#define scsplash_stick(stick) (sticky_splash = (stick)) 202#else /* !DEV_SPLASH */ 203#define scsplash_stick(stick) 204#endif /* DEV_SPLASH */ 205 206static int do_switch_scr(sc_softc_t *sc, int s); 207static int vt_proc_alive(scr_stat *scp); 208static int signal_vt_rel(scr_stat *scp); 209static int signal_vt_acq(scr_stat *scp); 210static int finish_vt_rel(scr_stat *scp, int release, int *s); 211static int finish_vt_acq(scr_stat *scp); 212static void exchange_scr(sc_softc_t *sc); 213static void update_cursor_image(scr_stat *scp); 214static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 215static int save_kbd_state(scr_stat *scp); 216static int update_kbd_state(scr_stat *scp, int state, int mask); 217static int update_kbd_leds(scr_stat *scp, int which); 218static timeout_t blink_screen; 219 220static cn_probe_t sc_cnprobe; 221static cn_init_t sc_cninit; 222static cn_term_t sc_cnterm; 223static cn_getc_t sc_cngetc; 224static cn_putc_t sc_cnputc; 225 226CONSOLE_DRIVER(sc); 227 228static d_open_t scopen; 229static d_close_t scclose; 230static d_read_t scread; 231static d_ioctl_t scioctl; 232static d_mmap_t scmmap; 233 234static struct cdevsw sc_cdevsw = { 235 .d_version = D_VERSION, 236 .d_open = scopen, 237 .d_close = scclose, 238 .d_read = scread, 239 .d_ioctl = scioctl, 240 .d_mmap = scmmap, 241 .d_name = "sc", 242 .d_flags = D_TTY | D_NEEDGIANT, 243}; 244 245int 246sc_probe_unit(int unit, int flags) 247{ 248 if (!scvidprobe(unit, flags, FALSE)) { 249 if (bootverbose) 250 printf("%s%d: no video adapter found.\n", SC_DRIVER_NAME, unit); 251 return ENXIO; 252 } 253 254 /* syscons will be attached even when there is no keyboard */ 255 sckbdprobe(unit, flags, FALSE); 256 257 return 0; 258} 259 260/* probe video adapters, return TRUE if found */ 261static int 262scvidprobe(int unit, int flags, int cons) 263{ 264 /* 265 * Access the video adapter driver through the back door! 266 * Video adapter drivers need to be configured before syscons. 267 * However, when syscons is being probed as the low-level console, 268 * they have not been initialized yet. We force them to initialize 269 * themselves here. XXX 270 */ 271 vid_configure(cons ? VIO_PROBE_ONLY : 0); 272 273 return (vid_find_adapter("*", unit) >= 0); 274} 275 276/* probe the keyboard, return TRUE if found */ 277static int 278sckbdprobe(int unit, int flags, int cons) 279{ 280 /* access the keyboard driver through the backdoor! */ 281 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 282 283 return (kbd_find_keyboard("*", unit) >= 0); 284} 285 286static char 287*adapter_name(video_adapter_t *adp) 288{ 289 static struct { 290 int type; 291 char *name[2]; 292 } names[] = { 293 { KD_MONO, { "MDA", "MDA" } }, 294 { KD_HERCULES, { "Hercules", "Hercules" } }, 295 { KD_CGA, { "CGA", "CGA" } }, 296 { KD_EGA, { "EGA", "EGA (mono)" } }, 297 { KD_VGA, { "VGA", "VGA (mono)" } }, 298 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 299 { KD_TGA, { "TGA", "TGA" } }, 300 { -1, { "Unknown", "Unknown" } }, 301 }; 302 int i; 303 304 for (i = 0; names[i].type != -1; ++i) 305 if (names[i].type == adp->va_type) 306 break; 307 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 308} 309 310static struct tty * 311sc_alloc_tty(struct cdev *dev) 312{ 313 struct tty *tp; 314 315 tp = dev->si_tty = ttyalloc(); 316 ttyinitmode(tp, 1, 0); 317 tp->t_oproc = scstart; 318 tp->t_param = scparam; 319 tp->t_stop = nottystop; 320 tp->t_dev = dev; 321 return (tp); 322} 323 324int 325sc_attach_unit(int unit, int flags) 326{ 327 sc_softc_t *sc; 328 scr_stat *scp; 329#ifdef SC_PIXEL_MODE 330 video_info_t info; 331#endif 332 int vc; 333 struct cdev *dev; 334 335 flags &= ~SC_KERNEL_CONSOLE; 336 337 if (sc_console_unit == unit) { 338 /* 339 * If this unit is being used as the system console, we need to 340 * adjust some variables and buffers before and after scinit(). 341 */ 342 /* assert(sc_console != NULL) */ 343 flags |= SC_KERNEL_CONSOLE; 344 scmeminit(NULL); 345 346 scinit(unit, flags); 347 348 if (sc_console->tsw->te_size > 0) { 349 /* assert(sc_console->ts != NULL); */ 350 kernel_console_ts = sc_console->ts; 351 sc_console->ts = malloc(sc_console->tsw->te_size, 352 M_DEVBUF, M_WAITOK); 353 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 354 (*sc_console->tsw->te_default_attr)(sc_console, 355 user_default.std_color, 356 user_default.rev_color); 357 } 358 } else { 359 scinit(unit, flags); 360 } 361 362 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 363 sc->config = flags; 364 scp = sc_get_stat(sc->dev[0]); 365 if (sc_console == NULL) /* sc_console_unit < 0 */ 366 sc_console = scp; 367 368#ifdef SC_PIXEL_MODE 369 if ((sc->config & SC_VESA800X600) 370 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 371#ifdef DEV_SPLASH 372 if (sc->flags & SC_SPLASH_SCRN) 373 splash_term(sc->adp); 374#endif 375 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 376 sc_set_pixel_mode(scp, NULL, COL, ROW, 16, 8); 377 sc->initial_mode = M_VESA_800x600; 378#ifdef DEV_SPLASH 379 /* put up the splash again! */ 380 if (sc->flags & SC_SPLASH_SCRN) 381 splash_init(sc->adp, scsplash_callback, sc); 382#endif 383 } 384#endif /* SC_PIXEL_MODE */ 385 386 /* initialize cursor */ 387 if (!ISGRAPHSC(scp)) 388 update_cursor_image(scp); 389 390 /* get screen update going */ 391 scrn_timer(sc); 392 393 /* set up the keyboard */ 394 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 395 update_kbd_state(scp, scp->status, LOCK_MASK); 396 397 printf("%s%d: %s <%d virtual consoles, flags=0x%x>\n", 398 SC_DRIVER_NAME, unit, adapter_name(sc->adp), sc->vtys, sc->config); 399 if (bootverbose) { 400 printf("%s%d:", SC_DRIVER_NAME, unit); 401 if (sc->adapter >= 0) 402 printf(" fb%d", sc->adapter); 403 if (sc->keyboard >= 0) 404 printf(", kbd%d", sc->keyboard); 405 if (scp->tsw) 406 printf(", terminal emulator: %s (%s)", 407 scp->tsw->te_name, scp->tsw->te_desc); 408 printf("\n"); 409 } 410 411 /* register a shutdown callback for the kernel console */ 412 if (sc_console_unit == unit) 413 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 414 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 415 416 for (vc = 0; vc < sc->vtys; vc++) { 417 if (sc->dev[vc] == NULL) { 418 sc->dev[vc] = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 419 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 420 sc_alloc_tty(sc->dev[vc]); 421 if (vc == 0 && sc->dev == main_devs) 422 SC_STAT(sc->dev[0]) = &main_console; 423 } 424 /* 425 * The first vty already has struct tty and scr_stat initialized 426 * in scinit(). The other vtys will have these structs when 427 * first opened. 428 */ 429 } 430 431 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 432 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 433 sc_console_tty = sc_alloc_tty(dev); 434 ttyconsolemode(sc_console_tty, 0); 435 SC_STAT(dev) = sc_console; 436 437 return 0; 438} 439 440static void 441scmeminit(void *arg) 442{ 443 if (sc_malloc) 444 return; 445 sc_malloc = TRUE; 446 447 /* 448 * As soon as malloc() becomes functional, we had better allocate 449 * various buffers for the kernel console. 450 */ 451 452 if (sc_console_unit < 0) /* sc_console == NULL */ 453 return; 454 455 /* copy the temporary buffer to the final buffer */ 456 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 457 458#ifndef SC_NO_CUTPASTE 459 sc_alloc_cut_buffer(sc_console, FALSE); 460#endif 461 462#ifndef SC_NO_HISTORY 463 /* initialize history buffer & pointers */ 464 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 465#endif 466} 467 468/* XXX */ 469SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 470 471static int 472scdevtounit(struct cdev *dev) 473{ 474 int vty = SC_VTY(dev); 475 476 if (vty == SC_CONSOLECTL) 477 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 478 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 479 return -1; 480 else 481 return vty/MAXCONS; 482} 483 484static int 485scopen(struct cdev *dev, int flag, int mode, struct thread *td) 486{ 487 int unit = scdevtounit(dev); 488 sc_softc_t *sc; 489 struct tty *tp; 490 scr_stat *scp; 491#ifndef __sparc64__ 492 keyarg_t key; 493#endif 494 int error; 495 496 DPRINTF(5, ("scopen: dev:%s, unit:%d, vty:%d\n", 497 devtoname(dev), unit, SC_VTY(dev))); 498 499 tp = dev->si_tty; 500 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 501 if (sc == NULL) 502 return ENXIO; 503 504 if (!ISTTYOPEN(tp)) { 505 tp->t_termios = tp->t_init_in; 506 /* Use the current setting of the <-- key as default VERASE. */ 507 /* If the Delete key is preferable, an stty is necessary */ 508#ifndef __sparc64__ 509 if (sc->kbd != NULL) { 510 key.keynum = KEYCODE_BS; 511 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 512 tp->t_cc[VERASE] = key.key.map[0]; 513 } 514#endif 515 scparam(tp, &tp->t_termios); 516 ttyld_modem(tp, 1); 517 } 518 else 519 if (tp->t_state & TS_XCLUDE && suser(td)) 520 return(EBUSY); 521 522 error = ttyld_open(tp, dev); 523 524 scp = sc_get_stat(dev); 525 if (scp == NULL) { 526 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 527 if (ISGRAPHSC(scp)) 528 sc_set_pixel_mode(scp, NULL, COL, ROW, 16, 8); 529 } 530 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 531 tp->t_winsize.ws_col = scp->xsize; 532 tp->t_winsize.ws_row = scp->ysize; 533 } 534 535 return error; 536} 537 538static int 539scclose(struct cdev *dev, int flag, int mode, struct thread *td) 540{ 541 struct tty *tp = dev->si_tty; 542 scr_stat *scp; 543 int s; 544 545 if (SC_VTY(dev) != SC_CONSOLECTL) { 546 scp = sc_get_stat(tp->t_dev); 547 /* were we in the middle of the VT switching process? */ 548 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 549 s = spltty(); 550 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 551 cnavailable(sc_consptr, TRUE); 552 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 553 DPRINTF(5, ("reset WAIT_REL, ")); 554 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 555 DPRINTF(5, ("reset WAIT_ACQ, ")); 556#ifdef not_yet_done 557 if (scp == &main_console) { 558 scp->pid = 0; 559 scp->proc = NULL; 560 scp->smode.mode = VT_AUTO; 561 } 562 else { 563 sc_vtb_destroy(&scp->vtb); 564#ifndef __sparc64__ 565 sc_vtb_destroy(&scp->scr); 566#endif 567 sc_free_history_buffer(scp, scp->ysize); 568 SC_STAT(dev) = NULL; 569 free(scp, M_DEVBUF); 570 } 571#else 572 scp->pid = 0; 573 scp->proc = NULL; 574 scp->smode.mode = VT_AUTO; 575#endif 576 scp->kbd_mode = K_XLATE; 577 if (scp == scp->sc->cur_scp) 578 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 579 DPRINTF(5, ("done.\n")); 580 } 581 spltty(); 582 ttyld_close(tp, flag); 583 tty_close(tp); 584 spl0(); 585 return(0); 586} 587 588static int 589scread(struct cdev *dev, struct uio *uio, int flag) 590{ 591 if (!sc_saver_keyb_only) 592 sc_touch_scrn_saver(); 593 return ttyread(dev, uio, flag); 594} 595 596static int 597sckbdevent(keyboard_t *thiskbd, int event, void *arg) 598{ 599 sc_softc_t *sc; 600 struct tty *cur_tty; 601 int c; 602 size_t len; 603 u_char *cp; 604 605 sc = (sc_softc_t *)arg; 606 /* assert(thiskbd == sc->kbd) */ 607 608 switch (event) { 609 case KBDIO_KEYINPUT: 610 break; 611 case KBDIO_UNLOADING: 612 sc->kbd = NULL; 613 sc->keyboard = -1; 614 kbd_release(thiskbd, (void *)&sc->keyboard); 615 return 0; 616 default: 617 return EINVAL; 618 } 619 620 /* 621 * Loop while there is still input to get from the keyboard. 622 * I don't think this is nessesary, and it doesn't fix 623 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 624 */ 625 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 626 627 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 628 if (!ISTTYOPEN(cur_tty)) { 629 cur_tty = sc_console_tty; 630 if (!ISTTYOPEN(cur_tty)) 631 continue; 632 } 633 634 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 635 continue; 636 637 switch (KEYFLAGS(c)) { 638 case 0x0000: /* normal key */ 639 ttyld_rint(cur_tty, KEYCHAR(c)); 640 break; 641 case FKEY: /* function key, return string */ 642 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 643 if (cp != NULL) { 644 while (len-- > 0) 645 ttyld_rint(cur_tty, *cp++); 646 } 647 break; 648 case MKEY: /* meta is active, prepend ESC */ 649 ttyld_rint(cur_tty, 0x1b); 650 ttyld_rint(cur_tty, KEYCHAR(c)); 651 break; 652 case BKEY: /* backtab fixed sequence (esc [ Z) */ 653 ttyld_rint(cur_tty, 0x1b); 654 ttyld_rint(cur_tty, '['); 655 ttyld_rint(cur_tty, 'Z'); 656 break; 657 } 658 } 659 660 sc->cur_scp->status |= MOUSE_HIDDEN; 661 662 return 0; 663} 664 665static int 666scparam(struct tty *tp, struct termios *t) 667{ 668 tp->t_ispeed = t->c_ispeed; 669 tp->t_ospeed = t->c_ospeed; 670 tp->t_cflag = t->c_cflag; 671 return 0; 672} 673 674static int 675scioctl(struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *td) 676{ 677 int error; 678 int i; 679 struct tty *tp; 680 sc_softc_t *sc; 681 scr_stat *scp; 682 int s; 683 684 tp = dev->si_tty; 685 686 /* If there is a user_ioctl function call that first */ 687 if (sc_user_ioctl) { 688 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 689 if (error != ENOIOCTL) 690 return error; 691 } 692 693 error = sc_vid_ioctl(tp, cmd, data, flag, td); 694 if (error != ENOIOCTL) 695 return error; 696 697#ifndef SC_NO_HISTORY 698 error = sc_hist_ioctl(tp, cmd, data, flag, td); 699 if (error != ENOIOCTL) 700 return error; 701#endif 702 703#ifndef SC_NO_SYSMOUSE 704 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 705 if (error != ENOIOCTL) 706 return error; 707#endif 708 709 scp = sc_get_stat(tp->t_dev); 710 /* assert(scp != NULL) */ 711 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 712 sc = scp->sc; 713 714 if (scp->tsw) { 715 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 716 if (error != ENOIOCTL) 717 return error; 718 } 719 720 switch (cmd) { /* process console hardware related ioctl's */ 721 722 case GIO_ATTR: /* get current attributes */ 723 /* this ioctl is not processed here, but in the terminal emulator */ 724 return ENOTTY; 725 726 case GIO_COLOR: /* is this a color console ? */ 727 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 728 return 0; 729 730 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 731 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 732 return EINVAL; 733 s = spltty(); 734 scrn_blank_time = *(int *)data; 735 run_scrn_saver = (scrn_blank_time != 0); 736 splx(s); 737 return 0; 738 739 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 740 s = spltty(); 741 *(int *)data &= CONS_CURSOR_ATTRS; 742 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 743 splx(s); 744 return 0; 745 746 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 747 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 748 ((int *)data)[0] = scp->curr_curs_attr.flags; 749 ((int *)data)[1] = scp->curr_curs_attr.base; 750 ((int *)data)[2] = scp->curr_curs_attr.height; 751 } else { 752 ((int *)data)[0] = sc->curs_attr.flags; 753 ((int *)data)[1] = sc->curs_attr.base; 754 ((int *)data)[2] = sc->curs_attr.height; 755 } 756 return 0; 757 758 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 759 s = spltty(); 760 sc_change_cursor_shape(scp, ((int *)data)[0], 761 ((int *)data)[1], ((int *)data)[2]); 762 splx(s); 763 return 0; 764 765 case CONS_BELLTYPE: /* set bell type sound/visual */ 766 if ((*(int *)data) & 0x01) 767 sc->flags |= SC_VISUAL_BELL; 768 else 769 sc->flags &= ~SC_VISUAL_BELL; 770 if ((*(int *)data) & 0x02) 771 sc->flags |= SC_QUIET_BELL; 772 else 773 sc->flags &= ~SC_QUIET_BELL; 774 return 0; 775 776 case CONS_GETINFO: /* get current (virtual) console info */ 777 { 778 vid_info_t *ptr = (vid_info_t*)data; 779 if (ptr->size == sizeof(struct vid_info)) { 780 ptr->m_num = sc->cur_scp->index; 781 ptr->font_size = scp->font_size; 782 ptr->mv_col = scp->xpos; 783 ptr->mv_row = scp->ypos; 784 ptr->mv_csz = scp->xsize; 785 ptr->mv_rsz = scp->ysize; 786 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 787 /* 788 * The following fields are filled by the terminal emulator. XXX 789 * 790 * ptr->mv_norm.fore 791 * ptr->mv_norm.back 792 * ptr->mv_rev.fore 793 * ptr->mv_rev.back 794 */ 795 ptr->mv_grfc.fore = 0; /* not supported */ 796 ptr->mv_grfc.back = 0; /* not supported */ 797 ptr->mv_ovscan = scp->border; 798 if (scp == sc->cur_scp) 799 save_kbd_state(scp); 800 ptr->mk_keylock = scp->status & LOCK_MASK; 801 return 0; 802 } 803 return EINVAL; 804 } 805 806 case CONS_GETVERS: /* get version number */ 807 *(int*)data = 0x200; /* version 2.0 */ 808 return 0; 809 810 case CONS_IDLE: /* see if the screen has been idle */ 811 /* 812 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 813 * the user process may have been writing something on the 814 * screen and syscons is not aware of it. Declare the screen 815 * is NOT idle if it is in one of these modes. But there is 816 * an exception to it; if a screen saver is running in the 817 * graphics mode in the current screen, we should say that the 818 * screen has been idle. 819 */ 820 *(int *)data = (sc->flags & SC_SCRN_IDLE) 821 && (!ISGRAPHSC(sc->cur_scp) 822 || (sc->cur_scp->status & SAVER_RUNNING)); 823 return 0; 824 825 case CONS_SAVERMODE: /* set saver mode */ 826 switch(*(int *)data) { 827 case CONS_NO_SAVER: 828 case CONS_USR_SAVER: 829 /* if a LKM screen saver is running, stop it first. */ 830 scsplash_stick(FALSE); 831 saver_mode = *(int *)data; 832 s = spltty(); 833#ifdef DEV_SPLASH 834 if ((error = wait_scrn_saver_stop(NULL))) { 835 splx(s); 836 return error; 837 } 838#endif 839 run_scrn_saver = TRUE; 840 if (saver_mode == CONS_USR_SAVER) 841 scp->status |= SAVER_RUNNING; 842 else 843 scp->status &= ~SAVER_RUNNING; 844 scsplash_stick(TRUE); 845 splx(s); 846 break; 847 case CONS_LKM_SAVER: 848 s = spltty(); 849 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 850 scp->status &= ~SAVER_RUNNING; 851 saver_mode = *(int *)data; 852 splx(s); 853 break; 854 default: 855 return EINVAL; 856 } 857 return 0; 858 859 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 860 /* 861 * Note that this ioctl does not guarantee the screen saver 862 * actually starts or stops. It merely attempts to do so... 863 */ 864 s = spltty(); 865 run_scrn_saver = (*(int *)data != 0); 866 if (run_scrn_saver) 867 sc->scrn_time_stamp -= scrn_blank_time; 868 splx(s); 869 return 0; 870 871 case CONS_SCRSHOT: /* get a screen shot */ 872 { 873 int retval, hist_rsz; 874 size_t lsize, csize; 875 vm_offset_t frbp, hstp; 876 unsigned lnum; 877 scrshot_t *ptr = (scrshot_t *)data; 878 void *outp = ptr->buf; 879 880 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0) 881 return EINVAL; 882 s = spltty(); 883 if (ISGRAPHSC(scp)) { 884 splx(s); 885 return EOPNOTSUPP; 886 } 887 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 888 if (((u_int)ptr->x + ptr->xsize) > scp->xsize || 889 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 890 splx(s); 891 return EINVAL; 892 } 893 894 lsize = scp->xsize * sizeof(u_int16_t); 895 csize = ptr->xsize * sizeof(u_int16_t); 896 /* Pointer to the last line of framebuffer */ 897 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 898 sizeof(u_int16_t); 899 /* Pointer to the last line of target buffer */ 900 outp = (char *)outp + ptr->ysize * csize; 901 /* Pointer to the last line of history buffer */ 902 if (scp->history != NULL) 903 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 904 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 905 else 906 hstp = 0; 907 908 retval = 0; 909 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 910 if (lnum < scp->ysize) { 911 frbp -= lsize; 912 } else { 913 hstp -= lsize; 914 if (hstp < scp->history->vtb_buffer) 915 hstp += scp->history->vtb_rows * lsize; 916 frbp = hstp; 917 } 918 if (lnum < ptr->y) 919 continue; 920 outp = (char *)outp - csize; 921 retval = copyout((void *)frbp, outp, csize); 922 if (retval != 0) 923 break; 924 } 925 splx(s); 926 return retval; 927 } 928 929 case VT_SETMODE: /* set screen switcher mode */ 930 { 931 struct vt_mode *mode; 932 struct proc *p1; 933 934 mode = (struct vt_mode *)data; 935 DPRINTF(5, ("%s%d: VT_SETMODE ", SC_DRIVER_NAME, sc->unit)); 936 if (scp->smode.mode == VT_PROCESS) { 937 p1 = pfind(scp->pid); 938 if (scp->proc == p1 && scp->proc != td->td_proc) { 939 if (p1) 940 PROC_UNLOCK(p1); 941 DPRINTF(5, ("error EPERM\n")); 942 return EPERM; 943 } 944 if (p1) 945 PROC_UNLOCK(p1); 946 } 947 s = spltty(); 948 if (mode->mode == VT_AUTO) { 949 scp->smode.mode = VT_AUTO; 950 scp->proc = NULL; 951 scp->pid = 0; 952 DPRINTF(5, ("VT_AUTO, ")); 953 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 954 cnavailable(sc_consptr, TRUE); 955 /* were we in the middle of the vty switching process? */ 956 if (finish_vt_rel(scp, TRUE, &s) == 0) 957 DPRINTF(5, ("reset WAIT_REL, ")); 958 if (finish_vt_acq(scp) == 0) 959 DPRINTF(5, ("reset WAIT_ACQ, ")); 960 } else { 961 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 962 || !ISSIGVALID(mode->frsig)) { 963 splx(s); 964 DPRINTF(5, ("error EINVAL\n")); 965 return EINVAL; 966 } 967 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 968 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 969 scp->proc = td->td_proc; 970 scp->pid = scp->proc->p_pid; 971 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 972 cnavailable(sc_consptr, FALSE); 973 } 974 splx(s); 975 DPRINTF(5, ("\n")); 976 return 0; 977 } 978 979 case VT_GETMODE: /* get screen switcher mode */ 980 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 981 return 0; 982 983 case VT_RELDISP: /* screen switcher ioctl */ 984 s = spltty(); 985 /* 986 * This must be the current vty which is in the VT_PROCESS 987 * switching mode... 988 */ 989 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 990 splx(s); 991 return EINVAL; 992 } 993 /* ...and this process is controlling it. */ 994 if (scp->proc != td->td_proc) { 995 splx(s); 996 return EPERM; 997 } 998 error = EINVAL; 999 switch(*(intptr_t *)data) { 1000 case VT_FALSE: /* user refuses to release screen, abort */ 1001 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 1002 DPRINTF(5, ("%s%d: VT_FALSE\n", SC_DRIVER_NAME, sc->unit)); 1003 break; 1004 case VT_TRUE: /* user has released screen, go on */ 1005 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 1006 DPRINTF(5, ("%s%d: VT_TRUE\n", SC_DRIVER_NAME, sc->unit)); 1007 break; 1008 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1009 if ((error = finish_vt_acq(scp)) == 0) 1010 DPRINTF(5, ("%s%d: VT_ACKACQ\n", SC_DRIVER_NAME, sc->unit)); 1011 break; 1012 default: 1013 break; 1014 } 1015 splx(s); 1016 return error; 1017 1018 case VT_OPENQRY: /* return free virtual console */ 1019 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1020 tp = VIRTUAL_TTY(sc, i); 1021 if (!ISTTYOPEN(tp)) { 1022 *(int *)data = i + 1; 1023 return 0; 1024 } 1025 } 1026 return EINVAL; 1027 1028 case VT_ACTIVATE: /* switch to screen *data */ 1029 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1030 s = spltty(); 1031 error = sc_clean_up(sc->cur_scp); 1032 splx(s); 1033 if (error) 1034 return error; 1035 return sc_switch_scr(sc, i); 1036 1037 case VT_WAITACTIVE: /* wait for switch to occur */ 1038 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1039 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1040 return EINVAL; 1041 s = spltty(); 1042 error = sc_clean_up(sc->cur_scp); 1043 splx(s); 1044 if (error) 1045 return error; 1046 scp = sc_get_stat(SC_DEV(sc, i)); 1047 if (scp == scp->sc->cur_scp) 1048 return 0; 1049 while ((error=tsleep(&scp->smode, PZERO|PCATCH, 1050 "waitvt", 0)) == ERESTART) ; 1051 return error; 1052 1053 case VT_GETACTIVE: /* get active vty # */ 1054 *(int *)data = sc->cur_scp->index + 1; 1055 return 0; 1056 1057 case VT_GETINDEX: /* get this vty # */ 1058 *(int *)data = scp->index + 1; 1059 return 0; 1060 1061 case VT_LOCKSWITCH: /* prevent vty switching */ 1062 if ((*(int *)data) & 0x01) 1063 sc->flags |= SC_SCRN_VTYLOCK; 1064 else 1065 sc->flags &= ~SC_SCRN_VTYLOCK; 1066 return 0; 1067 1068 case KDENABIO: /* allow io operations */ 1069 error = suser(td); 1070 if (error != 0) 1071 return error; 1072 error = securelevel_gt(td->td_ucred, 0); 1073 if (error != 0) 1074 return error; 1075#ifdef __i386__ 1076 td->td_frame->tf_eflags |= PSL_IOPL; 1077#elif defined(__amd64__) 1078 td->td_frame->tf_rflags |= PSL_IOPL; 1079#endif 1080 return 0; 1081 1082 case KDDISABIO: /* disallow io operations (default) */ 1083#ifdef __i386__ 1084 td->td_frame->tf_eflags &= ~PSL_IOPL; 1085#elif defined(__amd64__) 1086 td->td_frame->tf_rflags &= ~PSL_IOPL; 1087#endif 1088 return 0; 1089 1090 case KDSKBSTATE: /* set keyboard state (locks) */ 1091 if (*(int *)data & ~LOCK_MASK) 1092 return EINVAL; 1093 scp->status &= ~LOCK_MASK; 1094 scp->status |= *(int *)data; 1095 if (scp == sc->cur_scp) 1096 update_kbd_state(scp, scp->status, LOCK_MASK); 1097 return 0; 1098 1099 case KDGKBSTATE: /* get keyboard state (locks) */ 1100 if (scp == sc->cur_scp) 1101 save_kbd_state(scp); 1102 *(int *)data = scp->status & LOCK_MASK; 1103 return 0; 1104 1105 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1106 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1107 error = kbd_ioctl(sc->kbd, cmd, data); 1108 if (error == ENOIOCTL) 1109 error = ENODEV; 1110 return error; 1111 1112 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1113 if (*(int *)data & ~0x7f) 1114 return EINVAL; 1115 error = kbd_ioctl(sc->kbd, cmd, data); 1116 if (error == ENOIOCTL) 1117 error = ENODEV; 1118 return error; 1119 1120 case KDSKBMODE: /* set keyboard mode */ 1121 switch (*(int *)data) { 1122 case K_XLATE: /* switch to XLT ascii mode */ 1123 case K_RAW: /* switch to RAW scancode mode */ 1124 case K_CODE: /* switch to CODE mode */ 1125 scp->kbd_mode = *(int *)data; 1126 if (scp == sc->cur_scp) 1127 kbd_ioctl(sc->kbd, cmd, data); 1128 return 0; 1129 default: 1130 return EINVAL; 1131 } 1132 /* NOT REACHED */ 1133 1134 case KDGKBMODE: /* get keyboard mode */ 1135 *(int *)data = scp->kbd_mode; 1136 return 0; 1137 1138 case KDGKBINFO: 1139 error = kbd_ioctl(sc->kbd, cmd, data); 1140 if (error == ENOIOCTL) 1141 error = ENODEV; 1142 return error; 1143 1144 case KDMKTONE: /* sound the bell */ 1145 if (*(int*)data) 1146 sc_bell(scp, (*(int*)data)&0xffff, 1147 (((*(int*)data)>>16)&0xffff)*hz/1000); 1148 else 1149 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1150 return 0; 1151 1152 case KIOCSOUND: /* make tone (*data) hz */ 1153 if (scp == sc->cur_scp) { 1154 if (*(int *)data) 1155 return sc_tone(*(int *)data); 1156 else 1157 return sc_tone(0); 1158 } 1159 return 0; 1160 1161 case KDGKBTYPE: /* get keyboard type */ 1162 error = kbd_ioctl(sc->kbd, cmd, data); 1163 if (error == ENOIOCTL) { 1164 /* always return something? XXX */ 1165 *(int *)data = 0; 1166 } 1167 return 0; 1168 1169 case KDSETLED: /* set keyboard LED status */ 1170 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1171 return EINVAL; 1172 scp->status &= ~LED_MASK; 1173 scp->status |= *(int *)data; 1174 if (scp == sc->cur_scp) 1175 update_kbd_leds(scp, scp->status); 1176 return 0; 1177 1178 case KDGETLED: /* get keyboard LED status */ 1179 if (scp == sc->cur_scp) 1180 save_kbd_state(scp); 1181 *(int *)data = scp->status & LED_MASK; 1182 return 0; 1183 1184 case KBADDKBD: /* add/remove keyboard to/from mux */ 1185 case KBRELKBD: 1186 error = kbd_ioctl(sc->kbd, cmd, data); 1187 if (error == ENOIOCTL) 1188 error = ENODEV; 1189 return error; 1190 1191 case CONS_SETKBD: /* set the new keyboard */ 1192 { 1193 keyboard_t *newkbd; 1194 1195 s = spltty(); 1196 newkbd = kbd_get_keyboard(*(int *)data); 1197 if (newkbd == NULL) { 1198 splx(s); 1199 return EINVAL; 1200 } 1201 error = 0; 1202 if (sc->kbd != newkbd) { 1203 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1204 (void *)&sc->keyboard, sckbdevent, sc); 1205 /* i == newkbd->kb_index */ 1206 if (i >= 0) { 1207 if (sc->kbd != NULL) { 1208 save_kbd_state(sc->cur_scp); 1209 kbd_release(sc->kbd, (void *)&sc->keyboard); 1210 } 1211 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1212 sc->keyboard = i; 1213 kbd_ioctl(sc->kbd, KDSKBMODE, 1214 (caddr_t)&sc->cur_scp->kbd_mode); 1215 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1216 LOCK_MASK); 1217 } else { 1218 error = EPERM; /* XXX */ 1219 } 1220 } 1221 splx(s); 1222 return error; 1223 } 1224 1225 case CONS_RELKBD: /* release the current keyboard */ 1226 s = spltty(); 1227 error = 0; 1228 if (sc->kbd != NULL) { 1229 save_kbd_state(sc->cur_scp); 1230 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1231 if (error == 0) { 1232 sc->kbd = NULL; 1233 sc->keyboard = -1; 1234 } 1235 } 1236 splx(s); 1237 return error; 1238 1239 case CONS_GETTERM: /* get the current terminal emulator info */ 1240 { 1241 sc_term_sw_t *sw; 1242 1243 if (((term_info_t *)data)->ti_index == 0) { 1244 sw = scp->tsw; 1245 } else { 1246 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1247 } 1248 if (sw != NULL) { 1249 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1250 sizeof(((term_info_t *)data)->ti_name)); 1251 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1252 sizeof(((term_info_t *)data)->ti_desc)); 1253 ((term_info_t *)data)->ti_flags = 0; 1254 return 0; 1255 } else { 1256 ((term_info_t *)data)->ti_name[0] = '\0'; 1257 ((term_info_t *)data)->ti_desc[0] = '\0'; 1258 ((term_info_t *)data)->ti_flags = 0; 1259 return EINVAL; 1260 } 1261 } 1262 1263 case CONS_SETTERM: /* set the current terminal emulator */ 1264 s = spltty(); 1265 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1266 /* FIXME: what if scp == sc_console! XXX */ 1267 splx(s); 1268 return error; 1269 1270 case GIO_SCRNMAP: /* get output translation table */ 1271 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1272 return 0; 1273 1274 case PIO_SCRNMAP: /* set output translation table */ 1275 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1276 for (i=0; i<sizeof(sc->scr_map); i++) { 1277 sc->scr_rmap[sc->scr_map[i]] = i; 1278 } 1279 return 0; 1280 1281 case GIO_KEYMAP: /* get keyboard translation table */ 1282 case PIO_KEYMAP: /* set keyboard translation table */ 1283 case GIO_DEADKEYMAP: /* get accent key translation table */ 1284 case PIO_DEADKEYMAP: /* set accent key translation table */ 1285 case GETFKEY: /* get function key string */ 1286 case SETFKEY: /* set function key string */ 1287 error = kbd_ioctl(sc->kbd, cmd, data); 1288 if (error == ENOIOCTL) 1289 error = ENODEV; 1290 return error; 1291 1292#ifndef SC_NO_FONT_LOADING 1293 1294 case PIO_FONT8x8: /* set 8x8 dot font */ 1295 if (!ISFONTAVAIL(sc->adp->va_flags)) 1296 return ENXIO; 1297 bcopy(data, sc->font_8, 8*256); 1298 sc->fonts_loaded |= FONT_8; 1299 /* 1300 * FONT KLUDGE 1301 * Always use the font page #0. XXX 1302 * Don't load if the current font size is not 8x8. 1303 */ 1304 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1305 sc_load_font(sc->cur_scp, 0, 8, 8, sc->font_8, 0, 256); 1306 return 0; 1307 1308 case GIO_FONT8x8: /* get 8x8 dot font */ 1309 if (!ISFONTAVAIL(sc->adp->va_flags)) 1310 return ENXIO; 1311 if (sc->fonts_loaded & FONT_8) { 1312 bcopy(sc->font_8, data, 8*256); 1313 return 0; 1314 } 1315 else 1316 return ENXIO; 1317 1318 case PIO_FONT8x14: /* set 8x14 dot font */ 1319 if (!ISFONTAVAIL(sc->adp->va_flags)) 1320 return ENXIO; 1321 bcopy(data, sc->font_14, 14*256); 1322 sc->fonts_loaded |= FONT_14; 1323 /* 1324 * FONT KLUDGE 1325 * Always use the font page #0. XXX 1326 * Don't load if the current font size is not 8x14. 1327 */ 1328 if (ISTEXTSC(sc->cur_scp) 1329 && (sc->cur_scp->font_size >= 14) 1330 && (sc->cur_scp->font_size < 16)) 1331 sc_load_font(sc->cur_scp, 0, 14, 8, sc->font_14, 0, 256); 1332 return 0; 1333 1334 case GIO_FONT8x14: /* get 8x14 dot font */ 1335 if (!ISFONTAVAIL(sc->adp->va_flags)) 1336 return ENXIO; 1337 if (sc->fonts_loaded & FONT_14) { 1338 bcopy(sc->font_14, data, 14*256); 1339 return 0; 1340 } 1341 else 1342 return ENXIO; 1343 1344 case PIO_FONT8x16: /* set 8x16 dot font */ 1345 if (!ISFONTAVAIL(sc->adp->va_flags)) 1346 return ENXIO; 1347 bcopy(data, sc->font_16, 16*256); 1348 sc->fonts_loaded |= FONT_16; 1349 /* 1350 * FONT KLUDGE 1351 * Always use the font page #0. XXX 1352 * Don't load if the current font size is not 8x16. 1353 */ 1354 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1355 sc_load_font(sc->cur_scp, 0, 16, 8, sc->font_16, 0, 256); 1356 return 0; 1357 1358 case GIO_FONT8x16: /* get 8x16 dot font */ 1359 if (!ISFONTAVAIL(sc->adp->va_flags)) 1360 return ENXIO; 1361 if (sc->fonts_loaded & FONT_16) { 1362 bcopy(sc->font_16, data, 16*256); 1363 return 0; 1364 } 1365 else 1366 return ENXIO; 1367 1368#endif /* SC_NO_FONT_LOADING */ 1369 1370 default: 1371 break; 1372 } 1373 1374 return (ttyioctl(dev, cmd, data, flag, td)); 1375} 1376 1377static void 1378scstart(struct tty *tp) 1379{ 1380 struct clist *rbp; 1381 int s, len; 1382 u_char buf[PCBURST]; 1383 scr_stat *scp = sc_get_stat(tp->t_dev); 1384 1385 if (scp->status & SLKED || 1386 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 1387 return; 1388 s = spltty(); 1389 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1390 tp->t_state |= TS_BUSY; 1391 rbp = &tp->t_outq; 1392 while (rbp->c_cc) { 1393 len = q_to_b(rbp, buf, PCBURST); 1394 splx(s); 1395 sc_puts(scp, buf, len); 1396 s = spltty(); 1397 } 1398 tp->t_state &= ~TS_BUSY; 1399 ttwwakeup(tp); 1400 } 1401 splx(s); 1402} 1403 1404static void 1405sc_cnprobe(struct consdev *cp) 1406{ 1407 int unit; 1408 int flags; 1409 1410 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1411 1412 /* a video card is always required */ 1413 if (!scvidprobe(unit, flags, TRUE)) 1414 cp->cn_pri = CN_DEAD; 1415 1416 /* syscons will become console even when there is no keyboard */ 1417 sckbdprobe(unit, flags, TRUE); 1418 1419 if (cp->cn_pri == CN_DEAD) 1420 return; 1421 1422 /* initialize required fields */ 1423 sprintf(cp->cn_name, "consolectl"); 1424} 1425 1426static void 1427sc_cninit(struct consdev *cp) 1428{ 1429 int unit; 1430 int flags; 1431 1432 sc_get_cons_priority(&unit, &flags); 1433 scinit(unit, flags | SC_KERNEL_CONSOLE); 1434 sc_console_unit = unit; 1435 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1436 sc_consptr = cp; 1437} 1438 1439static void 1440sc_cnterm(struct consdev *cp) 1441{ 1442 /* we are not the kernel console any more, release everything */ 1443 1444 if (sc_console_unit < 0) 1445 return; /* shouldn't happen */ 1446 1447#if 0 /* XXX */ 1448 sc_clear_screen(sc_console); 1449 sccnupdate(sc_console); 1450#endif 1451 1452 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1453 sc_console_unit = -1; 1454 sc_console = NULL; 1455} 1456 1457static void 1458sc_cnputc(struct consdev *cd, int c) 1459{ 1460 u_char buf[1]; 1461 scr_stat *scp = sc_console; 1462 void *save; 1463#ifndef SC_NO_HISTORY 1464 struct tty *tp; 1465#endif /* !SC_NO_HISTORY */ 1466 int s; 1467 1468 /* assert(sc_console != NULL) */ 1469 1470#ifndef SC_NO_HISTORY 1471 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1472 scp->status &= ~SLKED; 1473 update_kbd_state(scp, scp->status, SLKED); 1474 if (scp->status & BUFFER_SAVED) { 1475 if (!sc_hist_restore(scp)) 1476 sc_remove_cutmarking(scp); 1477 scp->status &= ~BUFFER_SAVED; 1478 scp->status |= CURSOR_ENABLED; 1479 sc_draw_cursor_image(scp); 1480 } 1481 tp = VIRTUAL_TTY(scp->sc, scp->index); 1482 if (ISTTYOPEN(tp)) 1483 scstart(tp); 1484 } 1485#endif /* !SC_NO_HISTORY */ 1486 1487 save = scp->ts; 1488 if (kernel_console_ts != NULL) 1489 scp->ts = kernel_console_ts; 1490 buf[0] = c; 1491 sc_puts(scp, buf, 1); 1492 scp->ts = save; 1493 1494 s = spltty(); /* block sckbdevent and scrn_timer */ 1495 sccnupdate(scp); 1496 splx(s); 1497} 1498 1499static int 1500sc_cngetc(struct consdev *cd) 1501{ 1502 return sccngetch(SCGETC_NONBLOCK); 1503} 1504 1505static int 1506sccngetch(int flags) 1507{ 1508 static struct fkeytab fkey; 1509 static int fkeycp; 1510 scr_stat *scp; 1511 u_char *p; 1512 int cur_mode; 1513 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1514 int c; 1515 1516 /* assert(sc_console != NULL) */ 1517 1518 /* 1519 * Stop the screen saver and update the screen if necessary. 1520 * What if we have been running in the screen saver code... XXX 1521 */ 1522 sc_touch_scrn_saver(); 1523 scp = sc_console->sc->cur_scp; /* XXX */ 1524 sccnupdate(scp); 1525 1526 if (fkeycp < fkey.len) { 1527 splx(s); 1528 return fkey.str[fkeycp++]; 1529 } 1530 1531 if (scp->sc->kbd == NULL) { 1532 splx(s); 1533 return -1; 1534 } 1535 1536 /* 1537 * Make sure the keyboard is accessible even when the kbd device 1538 * driver is disabled. 1539 */ 1540 kbd_enable(scp->sc->kbd); 1541 1542 /* we shall always use the keyboard in the XLATE mode here */ 1543 cur_mode = scp->kbd_mode; 1544 scp->kbd_mode = K_XLATE; 1545 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1546 1547 kbd_poll(scp->sc->kbd, TRUE); 1548 c = scgetc(scp->sc, SCGETC_CN | flags); 1549 kbd_poll(scp->sc->kbd, FALSE); 1550 1551 scp->kbd_mode = cur_mode; 1552 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1553 kbd_disable(scp->sc->kbd); 1554 splx(s); 1555 1556 switch (KEYFLAGS(c)) { 1557 case 0: /* normal char */ 1558 return KEYCHAR(c); 1559 case FKEY: /* function key */ 1560 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1561 fkey.len = fkeycp; 1562 if ((p != NULL) && (fkey.len > 0)) { 1563 bcopy(p, fkey.str, fkey.len); 1564 fkeycp = 1; 1565 return fkey.str[0]; 1566 } 1567 return c; /* XXX */ 1568 case NOKEY: 1569 case ERRKEY: 1570 default: 1571 return -1; 1572 } 1573 /* NOT REACHED */ 1574} 1575 1576static void 1577sccnupdate(scr_stat *scp) 1578{ 1579 /* this is a cut-down version of scrn_timer()... */ 1580 1581 if (scp->sc->font_loading_in_progress) 1582 return; 1583 1584 if (debugger > 0 || panicstr || shutdown_in_progress) { 1585 sc_touch_scrn_saver(); 1586 } else if (scp != scp->sc->cur_scp) { 1587 return; 1588 } 1589 1590 if (!run_scrn_saver) 1591 scp->sc->flags &= ~SC_SCRN_IDLE; 1592#ifdef DEV_SPLASH 1593 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1594 if (scp->sc->flags & SC_SCRN_BLANKED) 1595 stop_scrn_saver(scp->sc, current_saver); 1596#endif 1597 1598 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1599 || scp->sc->switch_in_progress) 1600 return; 1601 /* 1602 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1603 * when write_in_progress is non-zero. XXX 1604 */ 1605 1606 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1607 scrn_update(scp, TRUE); 1608} 1609 1610static void 1611scrn_timer(void *arg) 1612{ 1613#ifndef PC98 1614 static int kbd_interval = 0; 1615#endif 1616 struct timeval tv; 1617 sc_softc_t *sc; 1618 scr_stat *scp; 1619 int again; 1620 int s; 1621 1622 again = (arg != NULL); 1623 if (arg != NULL) 1624 sc = (sc_softc_t *)arg; 1625 else if (sc_console != NULL) 1626 sc = sc_console->sc; 1627 else 1628 return; 1629 1630 /* don't do anything when we are performing some I/O operations */ 1631 if (sc->font_loading_in_progress) { 1632 if (again) 1633 timeout(scrn_timer, sc, hz / 10); 1634 return; 1635 } 1636 s = spltty(); 1637 1638#ifndef PC98 1639 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1640 /* try to allocate a keyboard automatically */ 1641 if (++kbd_interval >= 25) { 1642 sc->keyboard = sc_allocate_keyboard(sc, -1); 1643 if (sc->keyboard >= 0) { 1644 sc->kbd = kbd_get_keyboard(sc->keyboard); 1645 kbd_ioctl(sc->kbd, KDSKBMODE, 1646 (caddr_t)&sc->cur_scp->kbd_mode); 1647 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1648 LOCK_MASK); 1649 } 1650 kbd_interval = 0; 1651 } 1652 } 1653#endif /* PC98 */ 1654 1655 /* find the vty to update */ 1656 scp = sc->cur_scp; 1657 1658 /* should we stop the screen saver? */ 1659 getmicrouptime(&tv); 1660 if (debugger > 0 || panicstr || shutdown_in_progress) 1661 sc_touch_scrn_saver(); 1662 if (run_scrn_saver) { 1663 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1664 sc->flags |= SC_SCRN_IDLE; 1665 else 1666 sc->flags &= ~SC_SCRN_IDLE; 1667 } else { 1668 sc->scrn_time_stamp = tv.tv_sec; 1669 sc->flags &= ~SC_SCRN_IDLE; 1670 if (scrn_blank_time > 0) 1671 run_scrn_saver = TRUE; 1672 } 1673#ifdef DEV_SPLASH 1674 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1675 if (sc->flags & SC_SCRN_BLANKED) 1676 stop_scrn_saver(sc, current_saver); 1677#endif 1678 1679 /* should we just return ? */ 1680 if (sc->blink_in_progress || sc->switch_in_progress 1681 || sc->write_in_progress) { 1682 if (again) 1683 timeout(scrn_timer, sc, hz / 10); 1684 splx(s); 1685 return; 1686 } 1687 1688 /* Update the screen */ 1689 scp = sc->cur_scp; /* cur_scp may have changed... */ 1690 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1691 scrn_update(scp, TRUE); 1692 1693#ifdef DEV_SPLASH 1694 /* should we activate the screen saver? */ 1695 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1696 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1697 (*current_saver)(sc, TRUE); 1698#endif 1699 1700 if (again) 1701 timeout(scrn_timer, sc, hz / 25); 1702 splx(s); 1703} 1704 1705static int 1706and_region(int *s1, int *e1, int s2, int e2) 1707{ 1708 if (*e1 < s2 || e2 < *s1) 1709 return FALSE; 1710 *s1 = imax(*s1, s2); 1711 *e1 = imin(*e1, e2); 1712 return TRUE; 1713} 1714 1715static void 1716scrn_update(scr_stat *scp, int show_cursor) 1717{ 1718 int start; 1719 int end; 1720 int s; 1721 int e; 1722 1723 /* assert(scp == scp->sc->cur_scp) */ 1724 1725 SC_VIDEO_LOCK(scp->sc); 1726 1727#ifndef SC_NO_CUTPASTE 1728 /* remove the previous mouse pointer image if necessary */ 1729 if (scp->status & MOUSE_VISIBLE) { 1730 s = scp->mouse_pos; 1731 e = scp->mouse_pos + scp->xsize + 1; 1732 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1733 || and_region(&s, &e, scp->start, scp->end) 1734 || ((scp->status & CURSOR_ENABLED) && 1735 (scp->cursor_pos != scp->cursor_oldpos) && 1736 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1737 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1738 sc_remove_mouse_image(scp); 1739 if (scp->end >= scp->xsize*scp->ysize) 1740 scp->end = scp->xsize*scp->ysize - 1; 1741 } 1742 } 1743#endif /* !SC_NO_CUTPASTE */ 1744 1745#if 1 1746 /* debug: XXX */ 1747 if (scp->end >= scp->xsize*scp->ysize) { 1748 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1749 scp->end = scp->xsize*scp->ysize - 1; 1750 } 1751 if (scp->start < 0) { 1752 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1753 scp->start = 0; 1754 } 1755#endif 1756 1757 /* update screen image */ 1758 if (scp->start <= scp->end) { 1759 if (scp->mouse_cut_end >= 0) { 1760 /* there is a marked region for cut & paste */ 1761 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1762 start = scp->mouse_cut_start; 1763 end = scp->mouse_cut_end; 1764 } else { 1765 start = scp->mouse_cut_end; 1766 end = scp->mouse_cut_start - 1; 1767 } 1768 s = start; 1769 e = end; 1770 /* does the cut-mark region overlap with the update region? */ 1771 if (and_region(&s, &e, scp->start, scp->end)) { 1772 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1773 s = 0; 1774 e = start - 1; 1775 if (and_region(&s, &e, scp->start, scp->end)) 1776 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1777 s = end + 1; 1778 e = scp->xsize*scp->ysize - 1; 1779 if (and_region(&s, &e, scp->start, scp->end)) 1780 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1781 } else { 1782 (*scp->rndr->draw)(scp, scp->start, 1783 scp->end - scp->start + 1, FALSE); 1784 } 1785 } else { 1786 (*scp->rndr->draw)(scp, scp->start, 1787 scp->end - scp->start + 1, FALSE); 1788 } 1789 } 1790 1791 /* we are not to show the cursor and the mouse pointer... */ 1792 if (!show_cursor) { 1793 scp->end = 0; 1794 scp->start = scp->xsize*scp->ysize - 1; 1795 SC_VIDEO_UNLOCK(scp->sc); 1796 return; 1797 } 1798 1799 /* update cursor image */ 1800 if (scp->status & CURSOR_ENABLED) { 1801 s = scp->start; 1802 e = scp->end; 1803 /* did cursor move since last time ? */ 1804 if (scp->cursor_pos != scp->cursor_oldpos) { 1805 /* do we need to remove old cursor image ? */ 1806 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1807 sc_remove_cursor_image(scp); 1808 sc_draw_cursor_image(scp); 1809 } else { 1810 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1811 /* cursor didn't move, but has been overwritten */ 1812 sc_draw_cursor_image(scp); 1813 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1814 /* if it's a blinking cursor, update it */ 1815 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1816 sc_inside_cutmark(scp, 1817 scp->cursor_pos)); 1818 } 1819 } 1820 1821#ifndef SC_NO_CUTPASTE 1822 /* update "pseudo" mouse pointer image */ 1823 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1824 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1825 scp->status &= ~MOUSE_MOVED; 1826 sc_draw_mouse_image(scp); 1827 } 1828 } 1829#endif /* SC_NO_CUTPASTE */ 1830 1831 scp->end = 0; 1832 scp->start = scp->xsize*scp->ysize - 1; 1833 1834 SC_VIDEO_UNLOCK(scp->sc); 1835} 1836 1837#ifdef DEV_SPLASH 1838static int 1839scsplash_callback(int event, void *arg) 1840{ 1841 sc_softc_t *sc; 1842 int error; 1843 1844 sc = (sc_softc_t *)arg; 1845 1846 switch (event) { 1847 case SPLASH_INIT: 1848 if (add_scrn_saver(scsplash_saver) == 0) { 1849 sc->flags &= ~SC_SAVER_FAILED; 1850 run_scrn_saver = TRUE; 1851 if (cold && !(boothowto & RB_VERBOSE)) { 1852 scsplash_stick(TRUE); 1853 (*current_saver)(sc, TRUE); 1854 } 1855 } 1856 return 0; 1857 1858 case SPLASH_TERM: 1859 if (current_saver == scsplash_saver) { 1860 scsplash_stick(FALSE); 1861 error = remove_scrn_saver(scsplash_saver); 1862 if (error) 1863 return error; 1864 } 1865 return 0; 1866 1867 default: 1868 return EINVAL; 1869 } 1870} 1871 1872static void 1873scsplash_saver(sc_softc_t *sc, int show) 1874{ 1875 static int busy = FALSE; 1876 scr_stat *scp; 1877 1878 if (busy) 1879 return; 1880 busy = TRUE; 1881 1882 scp = sc->cur_scp; 1883 if (show) { 1884 if (!(sc->flags & SC_SAVER_FAILED)) { 1885 if (!(sc->flags & SC_SCRN_BLANKED)) 1886 set_scrn_saver_mode(scp, -1, NULL, 0); 1887 switch (splash(sc->adp, TRUE)) { 1888 case 0: /* succeeded */ 1889 break; 1890 case EAGAIN: /* try later */ 1891 restore_scrn_saver_mode(scp, FALSE); 1892 sc_touch_scrn_saver(); /* XXX */ 1893 break; 1894 default: 1895 sc->flags |= SC_SAVER_FAILED; 1896 scsplash_stick(FALSE); 1897 restore_scrn_saver_mode(scp, TRUE); 1898 printf("scsplash_saver(): failed to put up the image\n"); 1899 break; 1900 } 1901 } 1902 } else if (!sticky_splash) { 1903 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1904 restore_scrn_saver_mode(scp, TRUE); 1905 } 1906 busy = FALSE; 1907} 1908 1909static int 1910add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1911{ 1912#if 0 1913 int error; 1914 1915 if (current_saver != none_saver) { 1916 error = remove_scrn_saver(current_saver); 1917 if (error) 1918 return error; 1919 } 1920#endif 1921 if (current_saver != none_saver) 1922 return EBUSY; 1923 1924 run_scrn_saver = FALSE; 1925 saver_mode = CONS_LKM_SAVER; 1926 current_saver = this_saver; 1927 return 0; 1928} 1929 1930static int 1931remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1932{ 1933 if (current_saver != this_saver) 1934 return EINVAL; 1935 1936#if 0 1937 /* 1938 * In order to prevent `current_saver' from being called by 1939 * the timeout routine `scrn_timer()' while we manipulate 1940 * the saver list, we shall set `current_saver' to `none_saver' 1941 * before stopping the current saver, rather than blocking by `splXX()'. 1942 */ 1943 current_saver = none_saver; 1944 if (scrn_blanked) 1945 stop_scrn_saver(this_saver); 1946#endif 1947 1948 /* unblank all blanked screens */ 1949 wait_scrn_saver_stop(NULL); 1950 if (scrn_blanked) 1951 return EBUSY; 1952 1953 current_saver = none_saver; 1954 return 0; 1955} 1956 1957static int 1958set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 1959{ 1960 int s; 1961 1962 /* assert(scp == scp->sc->cur_scp) */ 1963 s = spltty(); 1964 if (!ISGRAPHSC(scp)) 1965 sc_remove_cursor_image(scp); 1966 scp->splash_save_mode = scp->mode; 1967 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 1968 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 1969 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 1970 scp->sc->flags |= SC_SCRN_BLANKED; 1971 ++scrn_blanked; 1972 splx(s); 1973 if (mode < 0) 1974 return 0; 1975 scp->mode = mode; 1976 if (set_mode(scp) == 0) { 1977 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 1978 scp->status |= GRAPHICS_MODE; 1979#ifndef SC_NO_PALETTE_LOADING 1980 if (pal != NULL) 1981 load_palette(scp->sc->adp, pal); 1982#endif 1983 sc_set_border(scp, border); 1984 return 0; 1985 } else { 1986 s = spltty(); 1987 scp->mode = scp->splash_save_mode; 1988 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 1989 scp->status |= scp->splash_save_status; 1990 splx(s); 1991 return 1; 1992 } 1993} 1994 1995static int 1996restore_scrn_saver_mode(scr_stat *scp, int changemode) 1997{ 1998 int mode; 1999 int status; 2000 int s; 2001 2002 /* assert(scp == scp->sc->cur_scp) */ 2003 s = spltty(); 2004 mode = scp->mode; 2005 status = scp->status; 2006 scp->mode = scp->splash_save_mode; 2007 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2008 scp->status |= scp->splash_save_status; 2009 scp->sc->flags &= ~SC_SCRN_BLANKED; 2010 if (!changemode) { 2011 if (!ISGRAPHSC(scp)) 2012 sc_draw_cursor_image(scp); 2013 --scrn_blanked; 2014 splx(s); 2015 return 0; 2016 } 2017 if (set_mode(scp) == 0) { 2018#ifndef SC_NO_PALETTE_LOADING 2019 load_palette(scp->sc->adp, scp->sc->palette); 2020#endif 2021 --scrn_blanked; 2022 splx(s); 2023 return 0; 2024 } else { 2025 scp->mode = mode; 2026 scp->status = status; 2027 splx(s); 2028 return 1; 2029 } 2030} 2031 2032static void 2033stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2034{ 2035 (*saver)(sc, FALSE); 2036 run_scrn_saver = FALSE; 2037 /* the screen saver may have chosen not to stop after all... */ 2038 if (sc->flags & SC_SCRN_BLANKED) 2039 return; 2040 2041 mark_all(sc->cur_scp); 2042 if (sc->delayed_next_scr) 2043 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2044 if (debugger == 0) 2045 wakeup(&scrn_blanked); 2046} 2047 2048static int 2049wait_scrn_saver_stop(sc_softc_t *sc) 2050{ 2051 int error = 0; 2052 2053 while (scrn_blanked > 0) { 2054 run_scrn_saver = FALSE; 2055 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2056 error = 0; 2057 break; 2058 } 2059 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2060 if ((error != 0) && (error != ERESTART)) 2061 break; 2062 } 2063 run_scrn_saver = FALSE; 2064 return error; 2065} 2066#endif /* DEV_SPLASH */ 2067 2068void 2069sc_touch_scrn_saver(void) 2070{ 2071 scsplash_stick(FALSE); 2072 run_scrn_saver = FALSE; 2073} 2074 2075int 2076sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2077{ 2078 scr_stat *cur_scp; 2079 struct tty *tp; 2080 struct proc *p; 2081 int s; 2082 2083 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2084 2085 if (sc->cur_scp == NULL) 2086 return (0); 2087 2088 /* prevent switch if previously requested */ 2089 if (sc->flags & SC_SCRN_VTYLOCK) { 2090 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2091 sc->cur_scp->bell_duration); 2092 return EPERM; 2093 } 2094 2095 /* delay switch if the screen is blanked or being updated */ 2096 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2097 || sc->blink_in_progress) { 2098 sc->delayed_next_scr = next_scr + 1; 2099 sc_touch_scrn_saver(); 2100 DPRINTF(5, ("switch delayed\n")); 2101 return 0; 2102 } 2103 2104 s = spltty(); 2105 cur_scp = sc->cur_scp; 2106 2107 /* we are in the middle of the vty switching process... */ 2108 if (sc->switch_in_progress 2109 && (cur_scp->smode.mode == VT_PROCESS) 2110 && cur_scp->proc) { 2111 p = pfind(cur_scp->pid); 2112 if (cur_scp->proc != p) { 2113 if (p) 2114 PROC_UNLOCK(p); 2115 /* 2116 * The controlling process has died!!. Do some clean up. 2117 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2118 * are not reset here yet; they will be cleared later. 2119 */ 2120 DPRINTF(5, ("cur_scp controlling process %d died, ", 2121 cur_scp->pid)); 2122 if (cur_scp->status & SWITCH_WAIT_REL) { 2123 /* 2124 * Force the previous switch to finish, but return now 2125 * with error. 2126 */ 2127 DPRINTF(5, ("reset WAIT_REL, ")); 2128 finish_vt_rel(cur_scp, TRUE, &s); 2129 splx(s); 2130 DPRINTF(5, ("finishing previous switch\n")); 2131 return EINVAL; 2132 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2133 /* let's assume screen switch has been completed. */ 2134 DPRINTF(5, ("reset WAIT_ACQ, ")); 2135 finish_vt_acq(cur_scp); 2136 } else { 2137 /* 2138 * We are in between screen release and acquisition, and 2139 * reached here via scgetc() or scrn_timer() which has 2140 * interrupted exchange_scr(). Don't do anything stupid. 2141 */ 2142 DPRINTF(5, ("waiting nothing, ")); 2143 } 2144 } else { 2145 if (p) 2146 PROC_UNLOCK(p); 2147 /* 2148 * The controlling process is alive, but not responding... 2149 * It is either buggy or it may be just taking time. 2150 * The following code is a gross kludge to cope with this 2151 * problem for which there is no clean solution. XXX 2152 */ 2153 if (cur_scp->status & SWITCH_WAIT_REL) { 2154 switch (sc->switch_in_progress++) { 2155 case 1: 2156 break; 2157 case 2: 2158 DPRINTF(5, ("sending relsig again, ")); 2159 signal_vt_rel(cur_scp); 2160 break; 2161 case 3: 2162 break; 2163 case 4: 2164 default: 2165 /* 2166 * Act as if the controlling program returned 2167 * VT_FALSE. 2168 */ 2169 DPRINTF(5, ("force reset WAIT_REL, ")); 2170 finish_vt_rel(cur_scp, FALSE, &s); 2171 splx(s); 2172 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2173 return EINVAL; 2174 } 2175 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2176 switch (sc->switch_in_progress++) { 2177 case 1: 2178 break; 2179 case 2: 2180 DPRINTF(5, ("sending acqsig again, ")); 2181 signal_vt_acq(cur_scp); 2182 break; 2183 case 3: 2184 break; 2185 case 4: 2186 default: 2187 /* clear the flag and finish the previous switch */ 2188 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2189 finish_vt_acq(cur_scp); 2190 break; 2191 } 2192 } 2193 } 2194 } 2195 2196 /* 2197 * Return error if an invalid argument is given, or vty switch 2198 * is still in progress. 2199 */ 2200 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2201 || sc->switch_in_progress) { 2202 splx(s); 2203 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2204 DPRINTF(5, ("error 1\n")); 2205 return EINVAL; 2206 } 2207 2208 /* 2209 * Don't allow switching away from the graphics mode vty 2210 * if the switch mode is VT_AUTO, unless the next vty is the same 2211 * as the current or the current vty has been closed (but showing). 2212 */ 2213 tp = VIRTUAL_TTY(sc, cur_scp->index); 2214 if ((cur_scp->index != next_scr) 2215 && ISTTYOPEN(tp) 2216 && (cur_scp->smode.mode == VT_AUTO) 2217 && ISGRAPHSC(cur_scp)) { 2218 splx(s); 2219 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2220 DPRINTF(5, ("error, graphics mode\n")); 2221 return EINVAL; 2222 } 2223 2224 /* 2225 * Is the wanted vty open? Don't allow switching to a closed vty. 2226 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2227 * Note that we always allow the user to switch to the kernel 2228 * console even if it is closed. 2229 */ 2230 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2231 tp = VIRTUAL_TTY(sc, next_scr); 2232 if (!ISTTYOPEN(tp)) { 2233 splx(s); 2234 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2235 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2236 return EINVAL; 2237 } 2238 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2239 splx(s); 2240 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2241 return EINVAL; 2242 } 2243 } 2244 2245 /* this is the start of vty switching process... */ 2246 ++sc->switch_in_progress; 2247 sc->delayed_next_scr = 0; 2248 sc->old_scp = cur_scp; 2249 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2250 if (sc->new_scp == sc->old_scp) { 2251 sc->switch_in_progress = 0; 2252 /* 2253 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2254 * sched_lock is in an in-between state, e.g., when we stop at 2255 * a breakpoint at fork_exit. It has always been wrong to call 2256 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2257 * is supposed to be locked by splhigh(), but the debugger may 2258 * be invoked at splhigh(). 2259 */ 2260 if (debugger == 0) 2261 wakeup(&sc->new_scp->smode); 2262 splx(s); 2263 DPRINTF(5, ("switch done (new == old)\n")); 2264 return 0; 2265 } 2266 2267 /* has controlling process died? */ 2268 vt_proc_alive(sc->old_scp); 2269 vt_proc_alive(sc->new_scp); 2270 2271 /* wait for the controlling process to release the screen, if necessary */ 2272 if (signal_vt_rel(sc->old_scp)) { 2273 splx(s); 2274 return 0; 2275 } 2276 2277 /* go set up the new vty screen */ 2278 splx(s); 2279 exchange_scr(sc); 2280 s = spltty(); 2281 2282 /* wake up processes waiting for this vty */ 2283 if (debugger == 0) 2284 wakeup(&sc->cur_scp->smode); 2285 2286 /* wait for the controlling process to acknowledge, if necessary */ 2287 if (signal_vt_acq(sc->cur_scp)) { 2288 splx(s); 2289 return 0; 2290 } 2291 2292 sc->switch_in_progress = 0; 2293 if (sc->unit == sc_console_unit) 2294 cnavailable(sc_consptr, TRUE); 2295 splx(s); 2296 DPRINTF(5, ("switch done\n")); 2297 2298 return 0; 2299} 2300 2301static int 2302do_switch_scr(sc_softc_t *sc, int s) 2303{ 2304 vt_proc_alive(sc->new_scp); 2305 2306 splx(s); 2307 exchange_scr(sc); 2308 s = spltty(); 2309 /* sc->cur_scp == sc->new_scp */ 2310 wakeup(&sc->cur_scp->smode); 2311 2312 /* wait for the controlling process to acknowledge, if necessary */ 2313 if (!signal_vt_acq(sc->cur_scp)) { 2314 sc->switch_in_progress = 0; 2315 if (sc->unit == sc_console_unit) 2316 cnavailable(sc_consptr, TRUE); 2317 } 2318 2319 return s; 2320} 2321 2322static int 2323vt_proc_alive(scr_stat *scp) 2324{ 2325 struct proc *p; 2326 2327 if (scp->proc) { 2328 if ((p = pfind(scp->pid)) != NULL) 2329 PROC_UNLOCK(p); 2330 if (scp->proc == p) 2331 return TRUE; 2332 scp->proc = NULL; 2333 scp->smode.mode = VT_AUTO; 2334 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2335 } 2336 return FALSE; 2337} 2338 2339static int 2340signal_vt_rel(scr_stat *scp) 2341{ 2342 if (scp->smode.mode != VT_PROCESS) 2343 return FALSE; 2344 scp->status |= SWITCH_WAIT_REL; 2345 PROC_LOCK(scp->proc); 2346 psignal(scp->proc, scp->smode.relsig); 2347 PROC_UNLOCK(scp->proc); 2348 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2349 return TRUE; 2350} 2351 2352static int 2353signal_vt_acq(scr_stat *scp) 2354{ 2355 if (scp->smode.mode != VT_PROCESS) 2356 return FALSE; 2357 if (scp->sc->unit == sc_console_unit) 2358 cnavailable(sc_consptr, FALSE); 2359 scp->status |= SWITCH_WAIT_ACQ; 2360 PROC_LOCK(scp->proc); 2361 psignal(scp->proc, scp->smode.acqsig); 2362 PROC_UNLOCK(scp->proc); 2363 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2364 return TRUE; 2365} 2366 2367static int 2368finish_vt_rel(scr_stat *scp, int release, int *s) 2369{ 2370 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2371 scp->status &= ~SWITCH_WAIT_REL; 2372 if (release) 2373 *s = do_switch_scr(scp->sc, *s); 2374 else 2375 scp->sc->switch_in_progress = 0; 2376 return 0; 2377 } 2378 return EINVAL; 2379} 2380 2381static int 2382finish_vt_acq(scr_stat *scp) 2383{ 2384 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2385 scp->status &= ~SWITCH_WAIT_ACQ; 2386 scp->sc->switch_in_progress = 0; 2387 return 0; 2388 } 2389 return EINVAL; 2390} 2391 2392static void 2393exchange_scr(sc_softc_t *sc) 2394{ 2395 scr_stat *scp; 2396 2397 /* save the current state of video and keyboard */ 2398 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2399 if (!ISGRAPHSC(sc->old_scp)) 2400 sc_remove_cursor_image(sc->old_scp); 2401 if (sc->old_scp->kbd_mode == K_XLATE) 2402 save_kbd_state(sc->old_scp); 2403 2404 /* set up the video for the new screen */ 2405 scp = sc->cur_scp = sc->new_scp; 2406#ifdef PC98 2407 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2408#else 2409 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2410#endif 2411 set_mode(scp); 2412#ifndef __sparc64__ 2413 else 2414 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2415 (void *)sc->adp->va_window, FALSE); 2416#endif 2417 scp->status |= MOUSE_HIDDEN; 2418 sc_move_cursor(scp, scp->xpos, scp->ypos); 2419 if (!ISGRAPHSC(scp)) 2420 sc_set_cursor_image(scp); 2421#ifndef SC_NO_PALETTE_LOADING 2422 if (ISGRAPHSC(sc->old_scp)) 2423 load_palette(sc->adp, sc->palette); 2424#endif 2425 sc_set_border(scp, scp->border); 2426 2427 /* set up the keyboard for the new screen */ 2428 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2429 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2430 update_kbd_state(scp, scp->status, LOCK_MASK); 2431 2432 mark_all(scp); 2433} 2434 2435void 2436sc_puts(scr_stat *scp, u_char *buf, int len) 2437{ 2438#ifdef DEV_SPLASH 2439 /* make screensaver happy */ 2440 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2441 run_scrn_saver = FALSE; 2442#endif 2443 2444 if (scp->tsw) 2445 (*scp->tsw->te_puts)(scp, buf, len); 2446 2447 if (scp->sc->delayed_next_scr) 2448 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2449} 2450 2451void 2452sc_draw_cursor_image(scr_stat *scp) 2453{ 2454 /* assert(scp == scp->sc->cur_scp); */ 2455 SC_VIDEO_LOCK(scp->sc); 2456 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2457 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2458 sc_inside_cutmark(scp, scp->cursor_pos)); 2459 scp->cursor_oldpos = scp->cursor_pos; 2460 SC_VIDEO_UNLOCK(scp->sc); 2461} 2462 2463void 2464sc_remove_cursor_image(scr_stat *scp) 2465{ 2466 /* assert(scp == scp->sc->cur_scp); */ 2467 SC_VIDEO_LOCK(scp->sc); 2468 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2469 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2470 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2471 SC_VIDEO_UNLOCK(scp->sc); 2472} 2473 2474static void 2475update_cursor_image(scr_stat *scp) 2476{ 2477 /* assert(scp == scp->sc->cur_scp); */ 2478 sc_remove_cursor_image(scp); 2479 sc_set_cursor_image(scp); 2480 sc_draw_cursor_image(scp); 2481} 2482 2483void 2484sc_set_cursor_image(scr_stat *scp) 2485{ 2486 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2487 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2488 /* hidden cursor is internally represented as zero-height underline */ 2489 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2490 scp->curs_attr.base = scp->curs_attr.height = 0; 2491 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2492 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2493 scp->font_size - 1); 2494 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2495 scp->font_size - scp->curs_attr.base); 2496 } else { /* block cursor */ 2497 scp->curs_attr.base = 0; 2498 scp->curs_attr.height = scp->font_size; 2499 } 2500 2501 /* assert(scp == scp->sc->cur_scp); */ 2502 SC_VIDEO_LOCK(scp->sc); 2503 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2504 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2505 SC_VIDEO_UNLOCK(scp->sc); 2506} 2507 2508static void 2509change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2510{ 2511 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2512 sc_remove_cursor_image(scp); 2513 2514 if (base >= 0) 2515 scp->curr_curs_attr.base = base; 2516 if (height >= 0) 2517 scp->curr_curs_attr.height = height; 2518 if (flags & CONS_RESET_CURSOR) 2519 scp->curr_curs_attr = scp->dflt_curs_attr; 2520 else 2521 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2522 2523 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2524 sc_set_cursor_image(scp); 2525 sc_draw_cursor_image(scp); 2526 } 2527} 2528 2529void 2530sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2531{ 2532 sc_softc_t *sc; 2533 struct cdev *dev; 2534 int s; 2535 int i; 2536 2537 s = spltty(); 2538 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2539 /* local (per vty) change */ 2540 change_cursor_shape(scp, flags, base, height); 2541 splx(s); 2542 return; 2543 } 2544 2545 /* global change */ 2546 sc = scp->sc; 2547 if (base >= 0) 2548 sc->curs_attr.base = base; 2549 if (height >= 0) 2550 sc->curs_attr.height = height; 2551 if (flags != -1) { 2552 if (flags & CONS_RESET_CURSOR) 2553 sc->curs_attr = sc->dflt_curs_attr; 2554 else 2555 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2556 } 2557 2558 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2559 if ((dev = SC_DEV(sc, i)) == NULL) 2560 continue; 2561 if ((scp = sc_get_stat(dev)) == NULL) 2562 continue; 2563 scp->dflt_curs_attr = sc->curs_attr; 2564 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2565 } 2566 splx(s); 2567} 2568 2569static void 2570scinit(int unit, int flags) 2571{ 2572 2573 /* 2574 * When syscons is being initialized as the kernel console, malloc() 2575 * is not yet functional, because various kernel structures has not been 2576 * fully initialized yet. Therefore, we need to declare the following 2577 * static buffers for the console. This is less than ideal, 2578 * but is necessry evil for the time being. XXX 2579 */ 2580#ifdef PC98 2581 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2582#else 2583 static u_short sc_buffer[ROW*COL]; /* XXX */ 2584#endif 2585#ifndef SC_NO_FONT_LOADING 2586 static u_char font_8[256*8]; 2587 static u_char font_14[256*14]; 2588 static u_char font_16[256*16]; 2589#endif 2590 2591 sc_softc_t *sc; 2592 scr_stat *scp; 2593 video_adapter_t *adp; 2594 int col; 2595 int row; 2596 int i; 2597 2598 /* one time initialization */ 2599 if (init_done == COLD) 2600 sc_get_bios_values(&bios_value); 2601 init_done = WARM; 2602 2603 /* 2604 * Allocate resources. Even if we are being called for the second 2605 * time, we must allocate them again, because they might have 2606 * disappeared... 2607 */ 2608 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2609 if ((sc->flags & SC_INIT_DONE) == 0) 2610 SC_VIDEO_LOCKINIT(sc); 2611 2612 adp = NULL; 2613 if (sc->adapter >= 0) { 2614 vid_release(sc->adp, (void *)&sc->adapter); 2615 adp = sc->adp; 2616 sc->adp = NULL; 2617 } 2618 if (sc->keyboard >= 0) { 2619 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2620 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2621 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2622 if (sc->kbd != NULL) { 2623 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2624 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2625 } 2626 sc->kbd = NULL; 2627 } 2628 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2629 sc->adp = vid_get_adapter(sc->adapter); 2630 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2631 2632 sc->keyboard = sc_allocate_keyboard(sc, unit); 2633 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2634 2635 sc->kbd = kbd_get_keyboard(sc->keyboard); 2636 if (sc->kbd != NULL) { 2637 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2638 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2639 } 2640 2641 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2642 2643 sc->initial_mode = sc->adp->va_initial_mode; 2644 2645#ifndef SC_NO_FONT_LOADING 2646 if (flags & SC_KERNEL_CONSOLE) { 2647 sc->font_8 = font_8; 2648 sc->font_14 = font_14; 2649 sc->font_16 = font_16; 2650 } else if (sc->font_8 == NULL) { 2651 /* assert(sc_malloc) */ 2652 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2653 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2654 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2655 } 2656#endif 2657 2658 /* extract the hardware cursor location and hide the cursor for now */ 2659 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2660 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2661 2662 /* set up the first console */ 2663 sc->first_vty = unit*MAXCONS; 2664 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2665 if (flags & SC_KERNEL_CONSOLE) { 2666 /* 2667 * Set up devs structure but don't use it yet, calling make_dev() 2668 * might panic kernel. Wait for sc_attach_unit() to actually 2669 * create the devices. 2670 */ 2671 sc->dev = main_devs; 2672 scp = &main_console; 2673 init_scp(sc, sc->first_vty, scp); 2674 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2675 (void *)sc_buffer, FALSE); 2676 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2677 sc_init_emulator(scp, "*"); 2678 (*scp->tsw->te_default_attr)(scp, 2679 kernel_default.std_color, 2680 kernel_default.rev_color); 2681 } else { 2682 /* assert(sc_malloc) */ 2683 sc->dev = malloc(sizeof(struct cdev *)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2684 sc->dev[0] = make_dev(&sc_cdevsw, unit * MAXCONS, 2685 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", unit * MAXCONS); 2686 sc_alloc_tty(sc->dev[0]); 2687 scp = alloc_scp(sc, sc->first_vty); 2688 SC_STAT(sc->dev[0]) = scp; 2689 } 2690 sc->cur_scp = scp; 2691 2692#ifndef __sparc64__ 2693 /* copy screen to temporary buffer */ 2694 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2695 (void *)scp->sc->adp->va_window, FALSE); 2696 if (ISTEXTSC(scp)) 2697 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2698#endif 2699 2700 /* move cursors to the initial positions */ 2701 if (col >= scp->xsize) 2702 col = 0; 2703 if (row >= scp->ysize) 2704 row = scp->ysize - 1; 2705 scp->xpos = col; 2706 scp->ypos = row; 2707 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2708 2709 if (bios_value.cursor_end < scp->font_size) 2710 sc->dflt_curs_attr.base = scp->font_size - 2711 bios_value.cursor_end - 1; 2712 else 2713 sc->dflt_curs_attr.base = 0; 2714 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2715 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2716 sc->dflt_curs_attr.flags = 0; 2717 sc->curs_attr = sc->dflt_curs_attr; 2718 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2719 2720#ifndef SC_NO_SYSMOUSE 2721 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2722#endif 2723 if (!ISGRAPHSC(scp)) { 2724 sc_set_cursor_image(scp); 2725 sc_draw_cursor_image(scp); 2726 } 2727 2728 /* save font and palette */ 2729#ifndef SC_NO_FONT_LOADING 2730 sc->fonts_loaded = 0; 2731 if (ISFONTAVAIL(sc->adp->va_flags)) { 2732#ifdef SC_DFLT_FONT 2733 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2734 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2735 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2736 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2737 if (scp->font_size < 14) { 2738 sc_load_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2739 } else if (scp->font_size >= 16) { 2740 sc_load_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2741 } else { 2742 sc_load_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2743 } 2744#else /* !SC_DFLT_FONT */ 2745 if (scp->font_size < 14) { 2746 sc_save_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2747 sc->fonts_loaded = FONT_8; 2748 } else if (scp->font_size >= 16) { 2749 sc_save_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2750 sc->fonts_loaded = FONT_16; 2751 } else { 2752 sc_save_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2753 sc->fonts_loaded = FONT_14; 2754 } 2755#endif /* SC_DFLT_FONT */ 2756 /* FONT KLUDGE: always use the font page #0. XXX */ 2757 sc_show_font(scp, 0); 2758 } 2759#endif /* !SC_NO_FONT_LOADING */ 2760 2761#ifndef SC_NO_PALETTE_LOADING 2762 save_palette(sc->adp, sc->palette); 2763#endif 2764 2765#ifdef DEV_SPLASH 2766 if (!(sc->flags & SC_SPLASH_SCRN)) { 2767 /* we are ready to put up the splash image! */ 2768 splash_init(sc->adp, scsplash_callback, sc); 2769 sc->flags |= SC_SPLASH_SCRN; 2770 } 2771#endif 2772 } 2773 2774 /* the rest is not necessary, if we have done it once */ 2775 if (sc->flags & SC_INIT_DONE) 2776 return; 2777 2778 /* initialize mapscrn arrays to a one to one map */ 2779 for (i = 0; i < sizeof(sc->scr_map); i++) 2780 sc->scr_map[i] = sc->scr_rmap[i] = i; 2781#ifdef PC98 2782 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2783#endif 2784 2785 sc->flags |= SC_INIT_DONE; 2786} 2787 2788static void 2789scterm(int unit, int flags) 2790{ 2791 sc_softc_t *sc; 2792 scr_stat *scp; 2793 2794 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2795 if (sc == NULL) 2796 return; /* shouldn't happen */ 2797 2798#ifdef DEV_SPLASH 2799 /* this console is no longer available for the splash screen */ 2800 if (sc->flags & SC_SPLASH_SCRN) { 2801 splash_term(sc->adp); 2802 sc->flags &= ~SC_SPLASH_SCRN; 2803 } 2804#endif 2805 2806#if 0 /* XXX */ 2807 /* move the hardware cursor to the upper-left corner */ 2808 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2809#endif 2810 2811 /* release the keyboard and the video card */ 2812 if (sc->keyboard >= 0) 2813 kbd_release(sc->kbd, &sc->keyboard); 2814 if (sc->adapter >= 0) 2815 vid_release(sc->adp, &sc->adapter); 2816 2817 /* stop the terminal emulator, if any */ 2818 scp = sc_get_stat(sc->dev[0]); 2819 if (scp->tsw) 2820 (*scp->tsw->te_term)(scp, &scp->ts); 2821 if (scp->ts != NULL) 2822 free(scp->ts, M_DEVBUF); 2823 2824 /* clear the structure */ 2825 if (!(flags & SC_KERNEL_CONSOLE)) { 2826 /* XXX: We need delete_dev() for this */ 2827 free(sc->dev, M_DEVBUF); 2828#if 0 2829 /* XXX: We need a ttyunregister for this */ 2830 free(sc->tty, M_DEVBUF); 2831#endif 2832#ifndef SC_NO_FONT_LOADING 2833 free(sc->font_8, M_DEVBUF); 2834 free(sc->font_14, M_DEVBUF); 2835 free(sc->font_16, M_DEVBUF); 2836#endif 2837 /* XXX vtb, history */ 2838 } 2839 bzero(sc, sizeof(*sc)); 2840 sc->keyboard = -1; 2841 sc->adapter = -1; 2842} 2843 2844static void 2845scshutdown(void *arg, int howto) 2846{ 2847 /* assert(sc_console != NULL) */ 2848 2849 sc_touch_scrn_saver(); 2850 if (!cold && sc_console 2851 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2852 && sc_console->smode.mode == VT_AUTO) 2853 sc_switch_scr(sc_console->sc, sc_console->index); 2854 shutdown_in_progress = TRUE; 2855} 2856 2857int 2858sc_clean_up(scr_stat *scp) 2859{ 2860#ifdef DEV_SPLASH 2861 int error; 2862#endif 2863 2864 if (scp->sc->flags & SC_SCRN_BLANKED) { 2865 sc_touch_scrn_saver(); 2866#ifdef DEV_SPLASH 2867 if ((error = wait_scrn_saver_stop(scp->sc))) 2868 return error; 2869#endif 2870 } 2871 scp->status |= MOUSE_HIDDEN; 2872 sc_remove_mouse_image(scp); 2873 sc_remove_cutmarking(scp); 2874 return 0; 2875} 2876 2877void 2878sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2879{ 2880 sc_vtb_t new; 2881 sc_vtb_t old; 2882 2883 old = scp->vtb; 2884 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2885 if (!discard && (old.vtb_flags & VTB_VALID)) { 2886 /* retain the current cursor position and buffer contants */ 2887 scp->cursor_oldpos = scp->cursor_pos; 2888 /* 2889 * This works only if the old buffer has the same size as or larger 2890 * than the new one. XXX 2891 */ 2892 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2893 scp->vtb = new; 2894 } else { 2895 scp->vtb = new; 2896 sc_vtb_destroy(&old); 2897 } 2898 2899#ifndef SC_NO_SYSMOUSE 2900 /* move the mouse cursor at the center of the screen */ 2901 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2902#endif 2903} 2904 2905static scr_stat 2906*alloc_scp(sc_softc_t *sc, int vty) 2907{ 2908 scr_stat *scp; 2909 2910 /* assert(sc_malloc) */ 2911 2912 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2913 init_scp(sc, vty, scp); 2914 2915 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2916 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2917 sc_init_emulator(scp, "*"); 2918 2919#ifndef SC_NO_CUTPASTE 2920 sc_alloc_cut_buffer(scp, TRUE); 2921#endif 2922 2923#ifndef SC_NO_HISTORY 2924 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2925#endif 2926 2927 return scp; 2928} 2929 2930static void 2931init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2932{ 2933 video_info_t info; 2934 2935 bzero(scp, sizeof(*scp)); 2936 2937 scp->index = vty; 2938 scp->sc = sc; 2939 scp->status = 0; 2940 scp->mode = sc->initial_mode; 2941 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2942 if (info.vi_flags & V_INFO_GRAPHICS) { 2943 scp->status |= GRAPHICS_MODE; 2944 scp->xpixel = info.vi_width; 2945 scp->ypixel = info.vi_height; 2946 scp->xsize = info.vi_width/info.vi_cwidth; 2947 scp->ysize = info.vi_height/info.vi_cheight; 2948 scp->font_size = 0; 2949 scp->font = NULL; 2950 } else { 2951 scp->xsize = info.vi_width; 2952 scp->ysize = info.vi_height; 2953 scp->xpixel = scp->xsize*info.vi_cwidth; 2954 scp->ypixel = scp->ysize*info.vi_cheight; 2955 scp->font_size = info.vi_cheight; 2956 scp->font_width = info.vi_cwidth; 2957 if (info.vi_cheight < 14) { 2958#ifndef SC_NO_FONT_LOADING 2959 scp->font = sc->font_8; 2960#else 2961 scp->font = NULL; 2962#endif 2963 } else if (info.vi_cheight >= 16) { 2964#ifndef SC_NO_FONT_LOADING 2965 scp->font = sc->font_16; 2966#else 2967 scp->font = NULL; 2968#endif 2969 } else { 2970#ifndef SC_NO_FONT_LOADING 2971 scp->font = sc->font_14; 2972#else 2973 scp->font = NULL; 2974#endif 2975 } 2976 } 2977 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 2978#ifndef __sparc64__ 2979 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 2980#endif 2981 scp->xoff = scp->yoff = 0; 2982 scp->xpos = scp->ypos = 0; 2983 scp->start = scp->xsize * scp->ysize - 1; 2984 scp->end = 0; 2985 scp->tsw = NULL; 2986 scp->ts = NULL; 2987 scp->rndr = NULL; 2988 scp->border = (SC_NORM_ATTR >> 4) & 0x0f; 2989 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2990 scp->mouse_cut_start = scp->xsize*scp->ysize; 2991 scp->mouse_cut_end = -1; 2992 scp->mouse_signal = 0; 2993 scp->mouse_pid = 0; 2994 scp->mouse_proc = NULL; 2995 scp->kbd_mode = K_XLATE; 2996 scp->bell_pitch = bios_value.bell_pitch; 2997 scp->bell_duration = BELL_DURATION; 2998 scp->status |= (bios_value.shift_state & NLKED); 2999 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3000 scp->pid = 0; 3001 scp->proc = NULL; 3002 scp->smode.mode = VT_AUTO; 3003 scp->history = NULL; 3004 scp->history_pos = 0; 3005 scp->history_size = 0; 3006} 3007 3008int 3009sc_init_emulator(scr_stat *scp, char *name) 3010{ 3011 sc_term_sw_t *sw; 3012 sc_rndr_sw_t *rndr; 3013 void *p; 3014 int error; 3015 3016 if (name == NULL) /* if no name is given, use the current emulator */ 3017 sw = scp->tsw; 3018 else /* ...otherwise find the named emulator */ 3019 sw = sc_term_match(name); 3020 if (sw == NULL) 3021 return EINVAL; 3022 3023 rndr = NULL; 3024 if (strcmp(sw->te_renderer, "*") != 0) { 3025 rndr = sc_render_match(scp, sw->te_renderer, 3026 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3027 } 3028 if (rndr == NULL) { 3029 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3030 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3031 if (rndr == NULL) 3032 return ENODEV; 3033 } 3034 3035 if (sw == scp->tsw) { 3036 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3037 scp->rndr = rndr; 3038 scp->rndr->init(scp); 3039 sc_clear_screen(scp); 3040 /* assert(error == 0); */ 3041 return error; 3042 } 3043 3044 if (sc_malloc && (sw->te_size > 0)) 3045 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3046 else 3047 p = NULL; 3048 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3049 if (error) 3050 return error; 3051 3052 if (scp->tsw) 3053 (*scp->tsw->te_term)(scp, &scp->ts); 3054 if (scp->ts != NULL) 3055 free(scp->ts, M_DEVBUF); 3056 scp->tsw = sw; 3057 scp->ts = p; 3058 scp->rndr = rndr; 3059 scp->rndr->init(scp); 3060 3061 /* XXX */ 3062 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3063 sc_clear_screen(scp); 3064 3065 return 0; 3066} 3067 3068/* 3069 * scgetc(flags) - get character from keyboard. 3070 * If flags & SCGETC_CN, then avoid harmful side effects. 3071 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3072 * return NOKEY if there is nothing there. 3073 */ 3074static u_int 3075scgetc(sc_softc_t *sc, u_int flags) 3076{ 3077 scr_stat *scp; 3078#ifndef SC_NO_HISTORY 3079 struct tty *tp; 3080#endif 3081 u_int c; 3082 int this_scr; 3083 int f; 3084 int i; 3085 3086 if (sc->kbd == NULL) 3087 return NOKEY; 3088 3089next_code: 3090#if 1 3091 /* I don't like this, but... XXX */ 3092 if (flags & SCGETC_CN) 3093 sccnupdate(sc->cur_scp); 3094#endif 3095 scp = sc->cur_scp; 3096 /* first see if there is something in the keyboard port */ 3097 for (;;) { 3098 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3099 if (c == ERRKEY) { 3100 if (!(flags & SCGETC_CN)) 3101 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3102 } else if (c == NOKEY) 3103 return c; 3104 else 3105 break; 3106 } 3107 3108 /* make screensaver happy */ 3109 if (!(c & RELKEY)) 3110 sc_touch_scrn_saver(); 3111 3112 if (!(flags & SCGETC_CN)) 3113 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3114 3115 if (scp->kbd_mode != K_XLATE) 3116 return KEYCHAR(c); 3117 3118 /* if scroll-lock pressed allow history browsing */ 3119 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3120 3121 scp->status &= ~CURSOR_ENABLED; 3122 sc_remove_cursor_image(scp); 3123 3124#ifndef SC_NO_HISTORY 3125 if (!(scp->status & BUFFER_SAVED)) { 3126 scp->status |= BUFFER_SAVED; 3127 sc_hist_save(scp); 3128 } 3129 switch (c) { 3130 /* FIXME: key codes */ 3131 case SPCLKEY | FKEY | F(49): /* home key */ 3132 sc_remove_cutmarking(scp); 3133 sc_hist_home(scp); 3134 goto next_code; 3135 3136 case SPCLKEY | FKEY | F(57): /* end key */ 3137 sc_remove_cutmarking(scp); 3138 sc_hist_end(scp); 3139 goto next_code; 3140 3141 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3142 sc_remove_cutmarking(scp); 3143 if (sc_hist_up_line(scp)) 3144 if (!(flags & SCGETC_CN)) 3145 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3146 goto next_code; 3147 3148 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3149 sc_remove_cutmarking(scp); 3150 if (sc_hist_down_line(scp)) 3151 if (!(flags & SCGETC_CN)) 3152 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3153 goto next_code; 3154 3155 case SPCLKEY | FKEY | F(51): /* page up key */ 3156 sc_remove_cutmarking(scp); 3157 for (i=0; i<scp->ysize; i++) 3158 if (sc_hist_up_line(scp)) { 3159 if (!(flags & SCGETC_CN)) 3160 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3161 break; 3162 } 3163 goto next_code; 3164 3165 case SPCLKEY | FKEY | F(59): /* page down key */ 3166 sc_remove_cutmarking(scp); 3167 for (i=0; i<scp->ysize; i++) 3168 if (sc_hist_down_line(scp)) { 3169 if (!(flags & SCGETC_CN)) 3170 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3171 break; 3172 } 3173 goto next_code; 3174 } 3175#endif /* SC_NO_HISTORY */ 3176 } 3177 3178 /* 3179 * Process and consume special keys here. Return a plain char code 3180 * or a char code with the META flag or a function key code. 3181 */ 3182 if (c & RELKEY) { 3183 /* key released */ 3184 /* goto next_code */ 3185 } else { 3186 /* key pressed */ 3187 if (c & SPCLKEY) { 3188 c &= ~SPCLKEY; 3189 switch (KEYCHAR(c)) { 3190 /* LOCKING KEYS */ 3191 case NLK: case CLK: case ALK: 3192 break; 3193 case SLK: 3194 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3195 if (f & SLKED) { 3196 scp->status |= SLKED; 3197 } else { 3198 if (scp->status & SLKED) { 3199 scp->status &= ~SLKED; 3200#ifndef SC_NO_HISTORY 3201 if (scp->status & BUFFER_SAVED) { 3202 if (!sc_hist_restore(scp)) 3203 sc_remove_cutmarking(scp); 3204 scp->status &= ~BUFFER_SAVED; 3205 scp->status |= CURSOR_ENABLED; 3206 sc_draw_cursor_image(scp); 3207 } 3208 tp = VIRTUAL_TTY(sc, scp->index); 3209 if (ISTTYOPEN(tp)) 3210 scstart(tp); 3211#endif 3212 } 3213 } 3214 break; 3215 3216 case PASTE: 3217#ifndef SC_NO_CUTPASTE 3218 sc_mouse_paste(scp); 3219#endif 3220 break; 3221 3222 /* NON-LOCKING KEYS */ 3223 case NOP: 3224 case LSH: case RSH: case LCTR: case RCTR: 3225 case LALT: case RALT: case ASH: case META: 3226 break; 3227 3228 case BTAB: 3229 if (!(sc->flags & SC_SCRN_BLANKED)) 3230 return c; 3231 break; 3232 3233 case SPSC: 3234#ifdef DEV_SPLASH 3235 /* force activatation/deactivation of the screen saver */ 3236 if (!(sc->flags & SC_SCRN_BLANKED)) { 3237 run_scrn_saver = TRUE; 3238 sc->scrn_time_stamp -= scrn_blank_time; 3239 } 3240 if (cold) { 3241 /* 3242 * While devices are being probed, the screen saver need 3243 * to be invoked explictly. XXX 3244 */ 3245 if (sc->flags & SC_SCRN_BLANKED) { 3246 scsplash_stick(FALSE); 3247 stop_scrn_saver(sc, current_saver); 3248 } else { 3249 if (!ISGRAPHSC(scp)) { 3250 scsplash_stick(TRUE); 3251 (*current_saver)(sc, TRUE); 3252 } 3253 } 3254 } 3255#endif /* DEV_SPLASH */ 3256 break; 3257 3258 case RBT: 3259#ifndef SC_DISABLE_REBOOT 3260 if (enable_reboot) 3261 shutdown_nice(0); 3262#endif 3263 break; 3264 3265 case HALT: 3266#ifndef SC_DISABLE_REBOOT 3267 if (enable_reboot) 3268 shutdown_nice(RB_HALT); 3269#endif 3270 break; 3271 3272 case PDWN: 3273#ifndef SC_DISABLE_REBOOT 3274 if (enable_reboot) 3275 shutdown_nice(RB_HALT|RB_POWEROFF); 3276#endif 3277 break; 3278 3279 case SUSP: 3280 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3281 break; 3282 case STBY: 3283 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3284 break; 3285 3286 case DBG: 3287#ifndef SC_DISABLE_KDBKEY 3288 if (enable_kdbkey) 3289 kdb_enter("manual escape to debugger"); 3290#endif 3291 break; 3292 3293 case PNC: 3294 if (enable_panic_key) 3295 panic("Forced by the panic key"); 3296 break; 3297 3298 case NEXT: 3299 this_scr = scp->index; 3300 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3301 sc->first_vty + i != this_scr; 3302 i = (i + 1)%sc->vtys) { 3303 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3304 if (ISTTYOPEN(tp)) { 3305 sc_switch_scr(scp->sc, sc->first_vty + i); 3306 break; 3307 } 3308 } 3309 break; 3310 3311 case PREV: 3312 this_scr = scp->index; 3313 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3314 sc->first_vty + i != this_scr; 3315 i = (i + sc->vtys - 1)%sc->vtys) { 3316 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3317 if (ISTTYOPEN(tp)) { 3318 sc_switch_scr(scp->sc, sc->first_vty + i); 3319 break; 3320 } 3321 } 3322 break; 3323 3324 default: 3325 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3326 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3327 break; 3328 } 3329 /* assert(c & FKEY) */ 3330 if (!(sc->flags & SC_SCRN_BLANKED)) 3331 return c; 3332 break; 3333 } 3334 /* goto next_code */ 3335 } else { 3336 /* regular keys (maybe MKEY is set) */ 3337 if (!(sc->flags & SC_SCRN_BLANKED)) 3338 return c; 3339 } 3340 } 3341 3342 goto next_code; 3343} 3344 3345static int 3346scmmap(struct cdev *dev, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3347{ 3348 scr_stat *scp; 3349 3350 scp = sc_get_stat(dev); 3351 if (scp != scp->sc->cur_scp) 3352 return -1; 3353 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, paddr, nprot); 3354} 3355 3356static int 3357save_kbd_state(scr_stat *scp) 3358{ 3359 int state; 3360 int error; 3361 3362 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3363 if (error == ENOIOCTL) 3364 error = ENODEV; 3365 if (error == 0) { 3366 scp->status &= ~LOCK_MASK; 3367 scp->status |= state; 3368 } 3369 return error; 3370} 3371 3372static int 3373update_kbd_state(scr_stat *scp, int new_bits, int mask) 3374{ 3375 int state; 3376 int error; 3377 3378 if (mask != LOCK_MASK) { 3379 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3380 if (error == ENOIOCTL) 3381 error = ENODEV; 3382 if (error) 3383 return error; 3384 state &= ~mask; 3385 state |= new_bits & mask; 3386 } else { 3387 state = new_bits & LOCK_MASK; 3388 } 3389 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3390 if (error == ENOIOCTL) 3391 error = ENODEV; 3392 return error; 3393} 3394 3395static int 3396update_kbd_leds(scr_stat *scp, int which) 3397{ 3398 int error; 3399 3400 which &= LOCK_MASK; 3401 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3402 if (error == ENOIOCTL) 3403 error = ENODEV; 3404 return error; 3405} 3406 3407int 3408set_mode(scr_stat *scp) 3409{ 3410 video_info_t info; 3411 3412 /* reject unsupported mode */ 3413 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3414 return 1; 3415 3416 /* if this vty is not currently showing, do nothing */ 3417 if (scp != scp->sc->cur_scp) 3418 return 0; 3419 3420 /* setup video hardware for the given mode */ 3421 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3422 scp->rndr->init(scp); 3423#ifndef __sparc64__ 3424 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3425 (void *)scp->sc->adp->va_window, FALSE); 3426#endif 3427 3428#ifndef SC_NO_FONT_LOADING 3429 /* load appropriate font */ 3430 if (!(scp->status & GRAPHICS_MODE)) { 3431 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3432 if (scp->font_size < 14) { 3433 if (scp->sc->fonts_loaded & FONT_8) 3434 sc_load_font(scp, 0, 8, 8, scp->sc->font_8, 0, 256); 3435 } else if (scp->font_size >= 16) { 3436 if (scp->sc->fonts_loaded & FONT_16) 3437 sc_load_font(scp, 0, 16, 8, scp->sc->font_16, 0, 256); 3438 } else { 3439 if (scp->sc->fonts_loaded & FONT_14) 3440 sc_load_font(scp, 0, 14, 8, scp->sc->font_14, 0, 256); 3441 } 3442 /* 3443 * FONT KLUDGE: 3444 * This is an interim kludge to display correct font. 3445 * Always use the font page #0 on the video plane 2. 3446 * Somehow we cannot show the font in other font pages on 3447 * some video cards... XXX 3448 */ 3449 sc_show_font(scp, 0); 3450 } 3451 mark_all(scp); 3452 } 3453#endif /* !SC_NO_FONT_LOADING */ 3454 3455 sc_set_border(scp, scp->border); 3456 sc_set_cursor_image(scp); 3457 3458 return 0; 3459} 3460 3461void 3462sc_set_border(scr_stat *scp, int color) 3463{ 3464 SC_VIDEO_LOCK(scp->sc); 3465 (*scp->rndr->draw_border)(scp, color); 3466 SC_VIDEO_UNLOCK(scp->sc); 3467} 3468 3469#ifndef SC_NO_FONT_LOADING 3470void 3471sc_load_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3472 int base, int count) 3473{ 3474 sc_softc_t *sc; 3475 3476 sc = scp->sc; 3477 sc->font_loading_in_progress = TRUE; 3478 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, width, buf, base, 3479 count); 3480 sc->font_loading_in_progress = FALSE; 3481} 3482 3483void 3484sc_save_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3485 int base, int count) 3486{ 3487 sc_softc_t *sc; 3488 3489 sc = scp->sc; 3490 sc->font_loading_in_progress = TRUE; 3491 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, width, buf, base, 3492 count); 3493 sc->font_loading_in_progress = FALSE; 3494} 3495 3496void 3497sc_show_font(scr_stat *scp, int page) 3498{ 3499 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3500} 3501#endif /* !SC_NO_FONT_LOADING */ 3502 3503void 3504sc_paste(scr_stat *scp, u_char *p, int count) 3505{ 3506 struct tty *tp; 3507 u_char *rmap; 3508 3509 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3510 if (!ISTTYOPEN(tp)) 3511 return; 3512 rmap = scp->sc->scr_rmap; 3513 for (; count > 0; --count) 3514 ttyld_rint(tp, rmap[*p++]); 3515} 3516 3517void 3518sc_bell(scr_stat *scp, int pitch, int duration) 3519{ 3520 if (cold || shutdown_in_progress || !enable_bell) 3521 return; 3522 3523 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3524 return; 3525 3526 if (scp->sc->flags & SC_VISUAL_BELL) { 3527 if (scp->sc->blink_in_progress) 3528 return; 3529 scp->sc->blink_in_progress = 3; 3530 if (scp != scp->sc->cur_scp) 3531 scp->sc->blink_in_progress += 2; 3532 blink_screen(scp->sc->cur_scp); 3533 } else if (duration != 0 && pitch != 0) { 3534 if (scp != scp->sc->cur_scp) 3535 pitch *= 2; 3536 sysbeep(pitch, duration); 3537 } 3538} 3539 3540static void 3541blink_screen(void *arg) 3542{ 3543 scr_stat *scp = arg; 3544 struct tty *tp; 3545 3546 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3547 scp->sc->blink_in_progress = 0; 3548 mark_all(scp); 3549 tp = VIRTUAL_TTY(scp->sc, scp->index); 3550 if (ISTTYOPEN(tp)) 3551 scstart(tp); 3552 if (scp->sc->delayed_next_scr) 3553 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3554 } 3555 else { 3556 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3557 scp->sc->blink_in_progress & 1); 3558 scp->sc->blink_in_progress--; 3559 timeout(blink_screen, scp, hz / 10); 3560 } 3561} 3562 3563/* 3564 * Until sc_attach_unit() gets called no dev structures will be available 3565 * to store the per-screen current status. This is the case when the 3566 * kernel is initially booting and needs access to its console. During 3567 * this early phase of booting the console's current status is kept in 3568 * one statically defined scr_stat structure, and any pointers to the 3569 * dev structures will be NULL. 3570 */ 3571 3572static scr_stat * 3573sc_get_stat(struct cdev *devptr) 3574{ 3575 if (devptr == NULL) 3576 return (&main_console); 3577 return (SC_STAT(devptr)); 3578} 3579 3580/* 3581 * Allocate active keyboard. Try to allocate "kbdmux" keyboard first, and, 3582 * if found, add all non-busy keyboards to "kbdmux". Otherwise look for 3583 * any keyboard. 3584 */ 3585 3586static int 3587sc_allocate_keyboard(sc_softc_t *sc, int unit) 3588{ 3589 int idx0, idx; 3590 keyboard_t *k0, *k; 3591 keyboard_info_t ki; 3592 3593 idx0 = kbd_allocate("kbdmux", -1, (void *)&sc->keyboard, sckbdevent, sc); 3594 if (idx0 != -1) { 3595 k0 = kbd_get_keyboard(idx0); 3596 3597 for (idx = kbd_find_keyboard2("*", -1, 0); 3598 idx != -1; 3599 idx = kbd_find_keyboard2("*", -1, idx + 1)) { 3600 k = kbd_get_keyboard(idx); 3601 3602 if (idx == idx0 || KBD_IS_BUSY(k)) 3603 continue; 3604 3605 bzero(&ki, sizeof(ki)); 3606 strcpy(ki.kb_name, k->kb_name); 3607 ki.kb_unit = k->kb_unit; 3608 3609 kbd_ioctl(k0, KBADDKBD, (caddr_t) &ki); 3610 } 3611 } else 3612 idx0 = kbd_allocate("*", unit, (void *)&sc->keyboard, sckbdevent, sc); 3613 3614 return (idx0); 3615} 3616