1 /*- 2 * Copyright (c) 1992-1998 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * $Id: syscons.c,v 1.312 1999/07/01 20:43:03 peter Exp $ 29 */ 30 31 #include "sc.h" 32 #include "splash.h" 33 #include "opt_syscons.h" 34 #include "opt_ddb.h" 35 #include "opt_devfs.h" 36 #ifdef __i386__ 37 #include "apm.h" 38 #endif 39 40 #if NSC > 0 41 #include <sys/param.h> 42 #include <sys/systm.h> 43 #include <sys/reboot.h> 44 #include <sys/conf.h> 45 #include <sys/proc.h> 46 #include <sys/signalvar.h> 47 #include <sys/tty.h> 48 #include <sys/kernel.h> 49 #include <sys/malloc.h> 50 #ifdef DEVFS 51 #include <sys/devfsext.h> 52 #endif 53 54 #include <machine/clock.h> 55 #include <machine/cons.h> 56 #include <machine/console.h> 57 #include <machine/psl.h> 58 #include <machine/pc/display.h> 59 #ifdef __i386__ 60 #include <machine/apm_bios.h> 61 #include <machine/frame.h> 62 #include <machine/random.h> 63 #endif 64 65 #include <dev/kbd/kbdreg.h> 66 #include <dev/fb/fbreg.h> 67 #include <dev/fb/splashreg.h> 68 #include <dev/syscons/syscons.h> 69 70 #define COLD 0 71 #define WARM 1 72 73 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 74 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 75 76 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 77 78 static default_attr user_default = { 79 SC_NORM_ATTR << 8, 80 SC_NORM_REV_ATTR << 8, 81 }; 82 83 static default_attr kernel_default = { 84 SC_KERNEL_CONS_ATTR << 8, 85 SC_KERNEL_CONS_REV_ATTR << 8, 86 }; 87 88 static int sc_console_unit = -1; 89 static scr_stat *sc_console; 90 #ifdef DEVFS 91 static void *sc_mouse_devfs_token; 92 static void *sc_console_devfs_token; 93 #endif 94 static term_stat kernel_console; 95 static default_attr *current_default; 96 97 static char init_done = COLD; 98 static char shutdown_in_progress = FALSE; 99 static char sc_malloc = FALSE; 100 101 static int saver_mode = CONS_LKM_SAVER; /* LKM/user saver */ 102 static int run_scrn_saver = FALSE; /* should run the saver? */ 103 static long scrn_blank_time = 0; /* screen saver timeout value */ 104 #if NSPLASH > 0 105 static int scrn_blanked; /* # of blanked screen */ 106 static int sticky_splash = FALSE; 107 108 static void none_saver(sc_softc_t *sc, int blank) { } 109 static void (*current_saver)(sc_softc_t *, int) = none_saver; 110 #endif 111 112 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 113 #include "font.h" 114 #endif 115 116 d_ioctl_t *sc_user_ioctl; 117 118 static bios_values_t bios_value; 119 120 static struct tty sccons[2]; 121 #define SC_MOUSE 128 122 #define SC_CONSOLECTL 255 123 124 #define VIRTUAL_TTY(sc, x) (&((sc)->tty[(x) - (sc)->first_vty])) 125 #define CONSOLE_TTY (&sccons[0]) 126 #define MOUSE_TTY (&sccons[1]) 127 128 #define debugger FALSE 129 130 #ifdef __i386__ 131 #ifdef DDB 132 extern int in_Debugger; 133 #undef debugger 134 #define debugger in_Debugger 135 #endif /* DDB */ 136 #endif /* __i386__ */ 137 138 /* prototypes */ 139 static int scvidprobe(int unit, int flags, int cons); 140 static int sckbdprobe(int unit, int flags, int cons); 141 static void scmeminit(void *arg); 142 static int scdevtounit(dev_t dev); 143 static kbd_callback_func_t sckbdevent; 144 static int scparam(struct tty *tp, struct termios *t); 145 static void scstart(struct tty *tp); 146 static void scmousestart(struct tty *tp); 147 static void scinit(int unit, int flags); 148 #if __i386__ 149 static void scterm(int unit, int flags); 150 #endif 151 static void scshutdown(int howto, void *arg); 152 static u_int scgetc(sc_softc_t *sc, u_int flags); 153 #define SCGETC_CN 1 154 #define SCGETC_NONBLOCK 2 155 static int sccngetch(int flags); 156 static void sccnupdate(scr_stat *scp); 157 static scr_stat *alloc_scp(sc_softc_t *sc, int vty); 158 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 159 static timeout_t scrn_timer; 160 static int and_region(int *s1, int *e1, int s2, int e2); 161 static void scrn_update(scr_stat *scp, int show_cursor); 162 163 #if NSPLASH > 0 164 static int scsplash_callback(int event, void *arg); 165 static void scsplash_saver(sc_softc_t *sc, int show); 166 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 167 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 168 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 169 static int restore_scrn_saver_mode(scr_stat *scp, int changemode); 170 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 171 static int wait_scrn_saver_stop(sc_softc_t *sc); 172 #define scsplash_stick(stick) (sticky_splash = (stick)) 173 #else /* !NSPLASH */ 174 #define scsplash_stick(stick) 175 #endif /* NSPLASH */ 176 177 static int switch_scr(sc_softc_t *sc, u_int next_scr); 178 static int do_switch_scr(sc_softc_t *sc, int s); 179 static int vt_proc_alive(scr_stat *scp); 180 static int signal_vt_rel(scr_stat *scp); 181 static int signal_vt_acq(scr_stat *scp); 182 static void exchange_scr(sc_softc_t *sc); 183 static void scan_esc(scr_stat *scp, u_char c); 184 static void ansi_put(scr_stat *scp, u_char *buf, int len); 185 static void draw_cursor_image(scr_stat *scp); 186 static void remove_cursor_image(scr_stat *scp); 187 static void update_cursor_image(scr_stat *scp); 188 static void move_crsr(scr_stat *scp, int x, int y); 189 static int mask2attr(struct term_stat *term); 190 static int save_kbd_state(scr_stat *scp); 191 static int update_kbd_state(scr_stat *scp, int state, int mask); 192 static int update_kbd_leds(scr_stat *scp, int which); 193 static void do_bell(scr_stat *scp, int pitch, int duration); 194 static timeout_t blink_screen; 195 196 #define CDEV_MAJOR 12 197 198 static cn_probe_t sccnprobe; 199 static cn_init_t sccninit; 200 static cn_getc_t sccngetc; 201 static cn_checkc_t sccncheckc; 202 static cn_putc_t sccnputc; 203 static cn_term_t sccnterm; 204 205 #if __alpha__ 206 void sccnattach(void); 207 #endif 208 209 CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc); 210 211 static d_open_t scopen; 212 static d_close_t scclose; 213 static d_read_t scread; 214 static d_write_t scwrite; 215 static d_ioctl_t scioctl; 216 static d_mmap_t scmmap; 217 218 static struct cdevsw sc_cdevsw = { 219 /* open */ scopen, 220 /* close */ scclose, 221 /* read */ scread, 222 /* write */ scwrite, 223 /* ioctl */ scioctl, 224 /* stop */ nostop, 225 /* reset */ noreset, 226 /* devtotty */ scdevtotty, 227 /* poll */ ttpoll, 228 /* mmap */ scmmap, 229 /* strategy */ nostrategy, 230 /* name */ "sc", 231 /* parms */ noparms, 232 /* maj */ CDEV_MAJOR, 233 /* dump */ nodump, 234 /* psize */ nopsize, 235 /* flags */ D_TTY, 236 /* maxio */ 0, 237 /* bmaj */ -1 238 }; 239 240 int 241 sc_probe_unit(int unit, int flags) 242 { 243 if (!scvidprobe(unit, flags, FALSE)) { 244 if (bootverbose) 245 printf("sc%d: no video adapter is found.\n", unit); 246 return ENXIO; 247 } 248 249 return ((sckbdprobe(unit, flags, FALSE)) ? 0 : ENXIO); 250 } 251 252 /* probe video adapters, return TRUE if found */ 253 static int 254 scvidprobe(int unit, int flags, int cons) 255 { 256 /* 257 * Access the video adapter driver through the back door! 258 * Video adapter drivers need to be configured before syscons. 259 * However, when syscons is being probed as the low-level console, 260 * they have not been initialized yet. We force them to initialize 261 * themselves here. XXX 262 */ 263 vid_configure(cons ? VIO_PROBE_ONLY : 0); 264 265 return (vid_find_adapter("*", unit) >= 0); 266 } 267 268 /* probe the keyboard, return TRUE if found */ 269 static int 270 sckbdprobe(int unit, int flags, int cons) 271 { 272 /* access the keyboard driver through the backdoor! */ 273 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 274 275 return (kbd_find_keyboard("*", unit) >= 0); 276 } 277 278 static char 279 *adapter_name(video_adapter_t *adp) 280 { 281 static struct { 282 int type; 283 char *name[2]; 284 } names[] = { 285 { KD_MONO, { "MDA", "MDA" } }, 286 { KD_HERCULES, { "Hercules", "Hercules" } }, 287 { KD_CGA, { "CGA", "CGA" } }, 288 { KD_EGA, { "EGA", "EGA (mono)" } }, 289 { KD_VGA, { "VGA", "VGA (mono)" } }, 290 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 291 { KD_TGA, { "TGA", "TGA" } }, 292 { -1, { "Unknown", "Unknown" } }, 293 }; 294 int i; 295 296 for (i = 0; names[i].type != -1; ++i) 297 if (names[i].type == adp->va_type) 298 break; 299 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 300 } 301 302 int 303 sc_attach_unit(int unit, int flags) 304 { 305 sc_softc_t *sc; 306 scr_stat *scp; 307 #ifdef SC_PIXEL_MODE 308 video_info_t info; 309 #endif 310 #ifdef DEVFS 311 int vc; 312 #endif 313 314 scmeminit(NULL); /* XXX */ 315 316 flags &= ~SC_KERNEL_CONSOLE; 317 if (sc_console_unit == unit) 318 flags |= SC_KERNEL_CONSOLE; 319 scinit(unit, flags); 320 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 321 sc->config = flags; 322 scp = sc->console[0]; 323 if (sc_console == NULL) /* sc_console_unit < 0 */ 324 sc_console = scp; 325 326 #ifdef SC_PIXEL_MODE 327 if ((sc->config & SC_VESA800X600) 328 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 329 #if NSPLASH > 0 330 if (sc->flags & SC_SPLASH_SCRN) 331 splash_term(sc->adp); 332 #endif 333 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 334 sc_set_pixel_mode(scp, NULL, COL, ROW, 16); 335 sc->initial_mode = M_VESA_800x600; 336 #if NSPLASH > 0 337 /* put up the splash again! */ 338 if (sc->flags & SC_SPLASH_SCRN) 339 splash_init(sc->adp, scsplash_callback, sc); 340 #endif 341 } 342 #endif /* SC_PIXEL_MODE */ 343 344 /* initialize cursor */ 345 if (!ISGRAPHSC(scp)) 346 update_cursor_image(scp); 347 348 /* get screen update going */ 349 scrn_timer(sc); 350 351 /* set up the keyboard */ 352 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 353 update_kbd_state(scp, scp->status, LOCK_MASK); 354 355 printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", 356 unit, adapter_name(sc->adp), sc->vtys, sc->config); 357 if (bootverbose) { 358 printf("sc%d:", unit); 359 if (sc->adapter >= 0) 360 printf(" fb%d", sc->adapter); 361 if (sc->keyboard >= 0) 362 printf(" kbd%d", sc->keyboard); 363 printf("\n"); 364 } 365 366 /* register a shutdown callback for the kernel console */ 367 if (sc_console_unit == unit) 368 at_shutdown(scshutdown, (void *)(uintptr_t)unit, SHUTDOWN_PRE_SYNC); 369 370 /* 371 * syscons's cdevsw must be registered from here. As syscons and 372 * pcvt share the same major number, their cdevsw cannot be 373 * registered at module loading/initialization time or by SYSINIT. 374 */ 375 cdevsw_add(&sc_cdevsw); /* XXX do this just once... */ 376 377 #ifdef DEVFS 378 for (vc = sc->first_vty; vc < sc->first_vty + sc->vtys; vc++) 379 sc->devfs_token[vc] = devfs_add_devswf(&sc_cdevsw, vc, 380 DV_CHR, UID_ROOT, GID_WHEEL, 381 0600, "ttyv%r", vc); 382 if (scp == sc_console) { 383 #ifndef SC_NO_SYSMOUSE 384 sc_mouse_devfs_token = devfs_add_devswf(&sc_cdevsw, SC_MOUSE, 385 DV_CHR, UID_ROOT, GID_WHEEL, 386 0600, "sysmouse"); 387 #endif /* SC_NO_SYSMOUSE */ 388 sc_console_devfs_token = devfs_add_devswf(&sc_cdevsw, SC_CONSOLECTL, 389 DV_CHR, UID_ROOT, GID_WHEEL, 390 0600, "consolectl"); 391 } 392 #endif /* DEVFS */ 393 394 return 0; 395 } 396 397 static void 398 scmeminit(void *arg) 399 { 400 if (sc_malloc) 401 return; 402 sc_malloc = TRUE; 403 404 /* 405 * As soon as malloc() becomes functional, we had better allocate 406 * various buffers for the kernel console. 407 */ 408 409 if (sc_console_unit < 0) 410 return; 411 412 /* copy the temporary buffer to the final buffer */ 413 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 414 415 #ifndef SC_NO_CUTPASTE 416 /* cut buffer is available only when the mouse pointer is used */ 417 if (ISMOUSEAVAIL(sc_console->sc->adp->va_flags)) 418 sc_alloc_cut_buffer(sc_console, FALSE); 419 #endif 420 421 #ifndef SC_NO_HISTORY 422 /* initialize history buffer & pointers */ 423 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 424 #endif 425 } 426 427 /* XXX */ 428 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 429 430 int 431 sc_resume_unit(int unit) 432 { 433 /* XXX should be moved to the keyboard driver? */ 434 sc_softc_t *sc; 435 436 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 437 if (sc->kbd != NULL) 438 kbd_clear_state(sc->kbd); 439 return 0; 440 } 441 442 struct tty 443 *scdevtotty(dev_t dev) 444 { 445 sc_softc_t *sc; 446 int vty = SC_VTY(dev); 447 int unit; 448 449 if (init_done == COLD) 450 return NULL; 451 452 if (vty == SC_CONSOLECTL) 453 return CONSOLE_TTY; 454 #ifndef SC_NO_SYSMOUSE 455 if (vty == SC_MOUSE) 456 return MOUSE_TTY; 457 #endif 458 459 unit = scdevtounit(dev); 460 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 461 if (sc == NULL) 462 return NULL; 463 return VIRTUAL_TTY(sc, vty); 464 } 465 466 static int 467 scdevtounit(dev_t dev) 468 { 469 int vty = SC_VTY(dev); 470 471 if (vty == SC_CONSOLECTL) 472 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 473 else if (vty == SC_MOUSE) 474 return -1; 475 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 476 return -1; 477 else 478 return vty/MAXCONS; 479 } 480 481 int 482 scopen(dev_t dev, int flag, int mode, struct proc *p) 483 { 484 struct tty *tp = scdevtotty(dev); 485 int unit = scdevtounit(dev); 486 sc_softc_t *sc; 487 keyarg_t key; 488 int error; 489 490 if (!tp) 491 return(ENXIO); 492 493 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", 494 major(dev), minor(dev), unit, SC_VTY(dev))); 495 496 /* sc == NULL, if SC_VTY(dev) == SC_MOUSE */ 497 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 498 499 tp->t_oproc = (SC_VTY(dev) == SC_MOUSE) ? scmousestart : scstart; 500 tp->t_param = scparam; 501 tp->t_dev = dev; 502 if (!(tp->t_state & TS_ISOPEN)) { 503 ttychars(tp); 504 /* Use the current setting of the <-- key as default VERASE. */ 505 /* If the Delete key is preferable, an stty is necessary */ 506 if (sc != NULL) { 507 key.keynum = KEYCODE_BS; 508 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 509 tp->t_cc[VERASE] = key.key.map[0]; 510 } 511 tp->t_iflag = TTYDEF_IFLAG; 512 tp->t_oflag = TTYDEF_OFLAG; 513 tp->t_cflag = TTYDEF_CFLAG; 514 tp->t_lflag = TTYDEF_LFLAG; 515 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 516 scparam(tp, &tp->t_termios); 517 (*linesw[tp->t_line].l_modem)(tp, 1); 518 #ifndef SC_NO_SYSMOUSE 519 if (SC_VTY(dev) == SC_MOUSE) 520 sc_mouse_set_level(0); /* XXX */ 521 #endif 522 } 523 else 524 if (tp->t_state & TS_XCLUDE && suser(p)) 525 return(EBUSY); 526 527 error = (*linesw[tp->t_line].l_open)(dev, tp); 528 529 if ((SC_VTY(dev) != SC_CONSOLECTL) && (SC_VTY(dev) != SC_MOUSE)) { 530 /* assert(sc != NULL) */ 531 if (sc->console[SC_VTY(dev) - sc->first_vty] == NULL) { 532 sc->console[SC_VTY(dev) - sc->first_vty] 533 = alloc_scp(sc, SC_VTY(dev)); 534 if (ISGRAPHSC(sc->console[SC_VTY(dev) - sc->first_vty])) 535 sc_set_pixel_mode(sc->console[SC_VTY(dev) - sc->first_vty], 536 NULL, COL, ROW, 16); 537 } 538 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 539 tp->t_winsize.ws_col 540 = sc->console[SC_VTY(dev) - sc->first_vty]->xsize; 541 tp->t_winsize.ws_row 542 = sc->console[SC_VTY(dev) - sc->first_vty]->ysize; 543 } 544 } 545 return error; 546 } 547 548 int 549 scclose(dev_t dev, int flag, int mode, struct proc *p) 550 { 551 struct tty *tp = scdevtotty(dev); 552 struct scr_stat *scp; 553 int s; 554 555 if (!tp) 556 return(ENXIO); 557 if ((SC_VTY(dev) != SC_CONSOLECTL) && (SC_VTY(dev) != SC_MOUSE)) { 558 scp = sc_get_scr_stat(tp->t_dev); 559 /* were we in the middle of the VT switching process? */ 560 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 561 s = spltty(); 562 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 563 cons_unavail = FALSE; 564 if (scp->status & SWITCH_WAIT_REL) { 565 /* assert(scp == scp->sc->cur_scp) */ 566 DPRINTF(5, ("reset WAIT_REL, ")); 567 scp->status &= ~SWITCH_WAIT_REL; 568 do_switch_scr(scp->sc, s); 569 } 570 if (scp->status & SWITCH_WAIT_ACQ) { 571 /* assert(scp == scp->sc->cur_scp) */ 572 DPRINTF(5, ("reset WAIT_ACQ, ")); 573 scp->status &= ~SWITCH_WAIT_ACQ; 574 scp->sc->switch_in_progress = 0; 575 } 576 #if not_yet_done 577 if (scp == &main_console) { 578 scp->pid = 0; 579 scp->proc = NULL; 580 scp->smode.mode = VT_AUTO; 581 } 582 else { 583 sc_vtb_destroy(&scp->vtb); 584 sc_vtb_destroy(&scp->scr); 585 sc_free_history_buffer(scp, scp->ysize); 586 free(scp, M_DEVBUF); 587 sc->console[SC_VTY(dev) - sc->first_vty] = NULL; 588 } 589 #else 590 scp->pid = 0; 591 scp->proc = NULL; 592 scp->smode.mode = VT_AUTO; 593 #endif 594 scp->kbd_mode = K_XLATE; 595 if (scp == scp->sc->cur_scp) 596 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 597 DPRINTF(5, ("done.\n")); 598 } 599 spltty(); 600 (*linesw[tp->t_line].l_close)(tp, flag); 601 ttyclose(tp); 602 spl0(); 603 return(0); 604 } 605 606 int 607 scread(dev_t dev, struct uio *uio, int flag) 608 { 609 struct tty *tp = scdevtotty(dev); 610 611 if (!tp) 612 return(ENXIO); 613 sc_touch_scrn_saver(); 614 return((*linesw[tp->t_line].l_read)(tp, uio, flag)); 615 } 616 617 int 618 scwrite(dev_t dev, struct uio *uio, int flag) 619 { 620 struct tty *tp = scdevtotty(dev); 621 622 if (!tp) 623 return(ENXIO); 624 return((*linesw[tp->t_line].l_write)(tp, uio, flag)); 625 } 626 627 static int 628 sckbdevent(keyboard_t *thiskbd, int event, void *arg) 629 { 630 sc_softc_t *sc; 631 struct tty *cur_tty; 632 int c; 633 size_t len; 634 u_char *cp; 635 636 sc = (sc_softc_t *)arg; 637 /* assert(thiskbd == sc->kbd) */ 638 639 switch (event) { 640 case KBDIO_KEYINPUT: 641 break; 642 case KBDIO_UNLOADING: 643 sc->kbd = NULL; 644 kbd_release(thiskbd, (void *)&sc->keyboard); 645 return 0; 646 default: 647 return EINVAL; 648 } 649 650 /* 651 * Loop while there is still input to get from the keyboard. 652 * I don't think this is nessesary, and it doesn't fix 653 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 654 */ 655 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 656 657 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 658 /* XXX */ 659 if (!(cur_tty->t_state & TS_ISOPEN)) 660 if (!((cur_tty = CONSOLE_TTY)->t_state & TS_ISOPEN)) 661 continue; 662 663 switch (KEYFLAGS(c)) { 664 case 0x0000: /* normal key */ 665 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 666 break; 667 case FKEY: /* function key, return string */ 668 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 669 if (cp != NULL) { 670 while (len-- > 0) 671 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); 672 } 673 break; 674 case MKEY: /* meta is active, prepend ESC */ 675 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 676 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); 677 break; 678 case BKEY: /* backtab fixed sequence (esc [ Z) */ 679 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 680 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 681 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 682 break; 683 } 684 } 685 686 #ifndef SC_NO_CUTPASTE 687 if (sc->cur_scp->status & MOUSE_VISIBLE) { 688 sc_remove_mouse_image(sc->cur_scp); 689 sc->cur_scp->status &= ~MOUSE_VISIBLE; 690 } 691 #endif /* SC_NO_CUTPASTE */ 692 693 return 0; 694 } 695 696 static int 697 scparam(struct tty *tp, struct termios *t) 698 { 699 tp->t_ispeed = t->c_ispeed; 700 tp->t_ospeed = t->c_ospeed; 701 tp->t_cflag = t->c_cflag; 702 return 0; 703 } 704 705 int 706 scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p) 707 { 708 int error; 709 int i; 710 struct tty *tp; 711 sc_softc_t *sc; 712 scr_stat *scp; 713 int s; 714 715 tp = scdevtotty(dev); 716 if (!tp) 717 return ENXIO; 718 719 /* If there is a user_ioctl function call that first */ 720 if (sc_user_ioctl) { 721 error = (*sc_user_ioctl)(dev, cmd, data, flag, p); 722 if (error != ENOIOCTL) 723 return error; 724 } 725 726 error = sc_vid_ioctl(tp, cmd, data, flag, p); 727 if (error != ENOIOCTL) 728 return error; 729 730 #ifndef SC_NO_HISTORY 731 error = sc_hist_ioctl(tp, cmd, data, flag, p); 732 if (error != ENOIOCTL) 733 return error; 734 #endif 735 736 #ifndef SC_NO_SYSMOUSE 737 error = sc_mouse_ioctl(tp, cmd, data, flag, p); 738 if (error != ENOIOCTL) 739 return error; 740 if (SC_VTY(dev) == SC_MOUSE) { 741 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p); 742 if (error != ENOIOCTL) 743 return error; 744 error = ttioctl(tp, cmd, data, flag); 745 if (error != ENOIOCTL) 746 return error; 747 return ENOTTY; 748 } 749 #endif 750 751 scp = sc_get_scr_stat(tp->t_dev); 752 /* assert(scp != NULL) */ 753 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 754 sc = scp->sc; 755 756 switch (cmd) { /* process console hardware related ioctl's */ 757 758 case GIO_ATTR: /* get current attributes */ 759 *(int*)data = (scp->term.cur_attr >> 8) & 0xFF; 760 return 0; 761 762 case GIO_COLOR: /* is this a color console ? */ 763 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 764 return 0; 765 766 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 767 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 768 return EINVAL; 769 s = spltty(); 770 scrn_blank_time = *(int *)data; 771 run_scrn_saver = (scrn_blank_time != 0); 772 splx(s); 773 return 0; 774 775 case CONS_CURSORTYPE: /* set cursor type blink/noblink */ 776 if (!ISGRAPHSC(sc->cur_scp)) 777 remove_cursor_image(sc->cur_scp); 778 if ((*(int*)data) & 0x01) 779 sc->flags |= SC_BLINK_CURSOR; 780 else 781 sc->flags &= ~SC_BLINK_CURSOR; 782 if ((*(int*)data) & 0x02) { 783 sc->flags |= SC_CHAR_CURSOR; 784 } else 785 sc->flags &= ~SC_CHAR_CURSOR; 786 /* 787 * The cursor shape is global property; all virtual consoles 788 * are affected. Update the cursor in the current console... 789 */ 790 if (!ISGRAPHSC(sc->cur_scp)) { 791 s = spltty(); 792 sc_set_cursor_image(sc->cur_scp); 793 draw_cursor_image(sc->cur_scp); 794 splx(s); 795 } 796 return 0; 797 798 case CONS_BELLTYPE: /* set bell type sound/visual */ 799 if ((*(int *)data) & 0x01) 800 sc->flags |= SC_VISUAL_BELL; 801 else 802 sc->flags &= ~SC_VISUAL_BELL; 803 if ((*(int *)data) & 0x02) 804 sc->flags |= SC_QUIET_BELL; 805 else 806 sc->flags &= ~SC_QUIET_BELL; 807 return 0; 808 809 case CONS_GETINFO: /* get current (virtual) console info */ 810 { 811 vid_info_t *ptr = (vid_info_t*)data; 812 if (ptr->size == sizeof(struct vid_info)) { 813 ptr->m_num = sc->cur_scp->index; 814 ptr->mv_col = scp->xpos; 815 ptr->mv_row = scp->ypos; 816 ptr->mv_csz = scp->xsize; 817 ptr->mv_rsz = scp->ysize; 818 ptr->mv_norm.fore = (scp->term.std_color & 0x0f00)>>8; 819 ptr->mv_norm.back = (scp->term.std_color & 0xf000)>>12; 820 ptr->mv_rev.fore = (scp->term.rev_color & 0x0f00)>>8; 821 ptr->mv_rev.back = (scp->term.rev_color & 0xf000)>>12; 822 ptr->mv_grfc.fore = 0; /* not supported */ 823 ptr->mv_grfc.back = 0; /* not supported */ 824 ptr->mv_ovscan = scp->border; 825 if (scp == sc->cur_scp) 826 save_kbd_state(scp); 827 ptr->mk_keylock = scp->status & LOCK_MASK; 828 return 0; 829 } 830 return EINVAL; 831 } 832 833 case CONS_GETVERS: /* get version number */ 834 *(int*)data = 0x200; /* version 2.0 */ 835 return 0; 836 837 case CONS_IDLE: /* see if the screen has been idle */ 838 /* 839 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 840 * the user process may have been writing something on the 841 * screen and syscons is not aware of it. Declare the screen 842 * is NOT idle if it is in one of these modes. But there is 843 * an exception to it; if a screen saver is running in the 844 * graphics mode in the current screen, we should say that the 845 * screen has been idle. 846 */ 847 *(int *)data = (sc->flags & SC_SCRN_IDLE) 848 && (!ISGRAPHSC(sc->cur_scp) 849 || (sc->cur_scp->status & SAVER_RUNNING)); 850 return 0; 851 852 case CONS_SAVERMODE: /* set saver mode */ 853 switch(*(int *)data) { 854 case CONS_USR_SAVER: 855 /* if a LKM screen saver is running, stop it first. */ 856 scsplash_stick(FALSE); 857 saver_mode = *(int *)data; 858 s = spltty(); 859 #if NSPLASH > 0 860 if ((error = wait_scrn_saver_stop(NULL))) { 861 splx(s); 862 return error; 863 } 864 #endif /* NSPLASH */ 865 run_scrn_saver = TRUE; 866 scp->status |= SAVER_RUNNING; 867 scsplash_stick(TRUE); 868 splx(s); 869 break; 870 case CONS_LKM_SAVER: 871 s = spltty(); 872 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 873 scp->status &= ~SAVER_RUNNING; 874 saver_mode = *(int *)data; 875 splx(s); 876 break; 877 default: 878 return EINVAL; 879 } 880 return 0; 881 882 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 883 /* 884 * Note that this ioctl does not guarantee the screen saver 885 * actually starts or stops. It merely attempts to do so... 886 */ 887 s = spltty(); 888 run_scrn_saver = (*(int *)data != 0); 889 if (run_scrn_saver) 890 sc->scrn_time_stamp -= scrn_blank_time; 891 splx(s); 892 return 0; 893 894 case VT_SETMODE: /* set screen switcher mode */ 895 { 896 struct vt_mode *mode; 897 898 mode = (struct vt_mode *)data; 899 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); 900 if (scp->smode.mode == VT_PROCESS) { 901 if (scp->proc == pfind(scp->pid) && scp->proc != p) { 902 DPRINTF(5, ("error EPERM\n")); 903 return EPERM; 904 } 905 } 906 s = spltty(); 907 if (mode->mode == VT_AUTO) { 908 scp->smode.mode = VT_AUTO; 909 scp->proc = NULL; 910 scp->pid = 0; 911 DPRINTF(5, ("VT_AUTO, ")); 912 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 913 cons_unavail = FALSE; 914 /* were we in the middle of the vty switching process? */ 915 if (scp->status & SWITCH_WAIT_REL) { 916 /* assert(scp == scp->sc->cur_scp) */ 917 DPRINTF(5, ("reset WAIT_REL, ")); 918 scp->status &= ~SWITCH_WAIT_REL; 919 s = do_switch_scr(sc, s); 920 } 921 if (scp->status & SWITCH_WAIT_ACQ) { 922 /* assert(scp == scp->sc->cur_scp) */ 923 DPRINTF(5, ("reset WAIT_ACQ, ")); 924 scp->status &= ~SWITCH_WAIT_ACQ; 925 sc->switch_in_progress = 0; 926 } 927 } else { 928 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 929 || !ISSIGVALID(mode->frsig)) { 930 splx(s); 931 DPRINTF(5, ("error EINVAL\n")); 932 return EINVAL; 933 } 934 DPRINTF(5, ("VT_PROCESS %d, ", p->p_pid)); 935 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 936 scp->proc = p; 937 scp->pid = scp->proc->p_pid; 938 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 939 cons_unavail = TRUE; 940 } 941 splx(s); 942 DPRINTF(5, ("\n")); 943 return 0; 944 } 945 946 case VT_GETMODE: /* get screen switcher mode */ 947 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 948 return 0; 949 950 case VT_RELDISP: /* screen switcher ioctl */ 951 s = spltty(); 952 /* 953 * This must be the current vty which is in the VT_PROCESS 954 * switching mode... 955 */ 956 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 957 splx(s); 958 return EINVAL; 959 } 960 /* ...and this process is controlling it. */ 961 if (scp->proc != p) { 962 splx(s); 963 return EPERM; 964 } 965 error = EINVAL; 966 switch(*(int *)data) { 967 case VT_FALSE: /* user refuses to release screen, abort */ 968 if ((scp == sc->old_scp) && (scp->status & SWITCH_WAIT_REL)) { 969 sc->old_scp->status &= ~SWITCH_WAIT_REL; 970 sc->switch_in_progress = 0; 971 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); 972 error = 0; 973 } 974 break; 975 976 case VT_TRUE: /* user has released screen, go on */ 977 if ((scp == sc->old_scp) && (scp->status & SWITCH_WAIT_REL)) { 978 scp->status &= ~SWITCH_WAIT_REL; 979 s = do_switch_scr(sc, s); 980 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); 981 error = 0; 982 } 983 break; 984 985 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 986 if ((scp == sc->new_scp) && (scp->status & SWITCH_WAIT_ACQ)) { 987 scp->status &= ~SWITCH_WAIT_ACQ; 988 sc->switch_in_progress = 0; 989 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); 990 error = 0; 991 } 992 break; 993 994 default: 995 break; 996 } 997 splx(s); 998 return error; 999 1000 case VT_OPENQRY: /* return free virtual console */ 1001 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1002 tp = VIRTUAL_TTY(sc, i); 1003 if (!(tp->t_state & TS_ISOPEN)) { 1004 *(int *)data = i + 1; 1005 return 0; 1006 } 1007 } 1008 return EINVAL; 1009 1010 case VT_ACTIVATE: /* switch to screen *data */ 1011 s = spltty(); 1012 sc_clean_up(sc->cur_scp); 1013 splx(s); 1014 return switch_scr(sc, *(int *)data - 1); 1015 1016 case VT_WAITACTIVE: /* wait for switch to occur */ 1017 if ((*(int *)data >= sc->first_vty + sc->vtys) 1018 || (*(int *)data < sc->first_vty)) 1019 return EINVAL; 1020 s = spltty(); 1021 error = sc_clean_up(sc->cur_scp); 1022 splx(s); 1023 if (error) 1024 return error; 1025 if (*(int *)data != 0) 1026 scp = sc->console[*(int *)data - 1 - sc->first_vty]; 1027 if (scp == scp->sc->cur_scp) 1028 return 0; 1029 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, 1030 "waitvt", 0)) == ERESTART) ; 1031 return error; 1032 1033 case VT_GETACTIVE: /* get active vty # */ 1034 *(int *)data = sc->cur_scp->index + 1; 1035 return 0; 1036 1037 case VT_GETINDEX: /* get this vty # */ 1038 *(int *)data = scp->index + 1; 1039 return 0; 1040 1041 case KDENABIO: /* allow io operations */ 1042 error = suser(p); 1043 if (error != 0) 1044 return error; 1045 if (securelevel > 0) 1046 return EPERM; 1047 #ifdef __i386__ 1048 p->p_md.md_regs->tf_eflags |= PSL_IOPL; 1049 #endif 1050 return 0; 1051 1052 case KDDISABIO: /* disallow io operations (default) */ 1053 #ifdef __i386__ 1054 p->p_md.md_regs->tf_eflags &= ~PSL_IOPL; 1055 #endif 1056 return 0; 1057 1058 case KDSKBSTATE: /* set keyboard state (locks) */ 1059 if (*(int *)data & ~LOCK_MASK) 1060 return EINVAL; 1061 scp->status &= ~LOCK_MASK; 1062 scp->status |= *(int *)data; 1063 if (scp == sc->cur_scp) 1064 update_kbd_state(scp, scp->status, LOCK_MASK); 1065 return 0; 1066 1067 case KDGKBSTATE: /* get keyboard state (locks) */ 1068 if (scp == sc->cur_scp) 1069 save_kbd_state(scp); 1070 *(int *)data = scp->status & LOCK_MASK; 1071 return 0; 1072 1073 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1074 error = kbd_ioctl(sc->kbd, cmd, data); 1075 if (error == ENOIOCTL) 1076 error = ENODEV; 1077 return error; 1078 1079 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1080 if (*(int *)data & ~0x7f) 1081 return EINVAL; 1082 error = kbd_ioctl(sc->kbd, cmd, data); 1083 if (error == ENOIOCTL) 1084 error = ENODEV; 1085 return error; 1086 1087 case KDSKBMODE: /* set keyboard mode */ 1088 switch (*(int *)data) { 1089 case K_XLATE: /* switch to XLT ascii mode */ 1090 case K_RAW: /* switch to RAW scancode mode */ 1091 case K_CODE: /* switch to CODE mode */ 1092 scp->kbd_mode = *(int *)data; 1093 if (scp == sc->cur_scp) 1094 kbd_ioctl(sc->kbd, cmd, data); 1095 return 0; 1096 default: 1097 return EINVAL; 1098 } 1099 /* NOT REACHED */ 1100 1101 case KDGKBMODE: /* get keyboard mode */ 1102 *(int *)data = scp->kbd_mode; 1103 return 0; 1104 1105 case KDGKBINFO: 1106 error = kbd_ioctl(sc->kbd, cmd, data); 1107 if (error == ENOIOCTL) 1108 error = ENODEV; 1109 return error; 1110 1111 case KDMKTONE: /* sound the bell */ 1112 if (*(int*)data) 1113 do_bell(scp, (*(int*)data)&0xffff, 1114 (((*(int*)data)>>16)&0xffff)*hz/1000); 1115 else 1116 do_bell(scp, scp->bell_pitch, scp->bell_duration); 1117 return 0; 1118 1119 case KIOCSOUND: /* make tone (*data) hz */ 1120 if (scp == sc->cur_scp) { 1121 if (*(int *)data) 1122 return sc_tone(*(int *)data); 1123 else 1124 return sc_tone(0); 1125 } 1126 return 0; 1127 1128 case KDGKBTYPE: /* get keyboard type */ 1129 error = kbd_ioctl(sc->kbd, cmd, data); 1130 if (error == ENOIOCTL) { 1131 /* always return something? XXX */ 1132 *(int *)data = 0; 1133 } 1134 return 0; 1135 1136 case KDSETLED: /* set keyboard LED status */ 1137 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1138 return EINVAL; 1139 scp->status &= ~LED_MASK; 1140 scp->status |= *(int *)data; 1141 if (scp == sc->cur_scp) 1142 update_kbd_leds(scp, scp->status); 1143 return 0; 1144 1145 case KDGETLED: /* get keyboard LED status */ 1146 if (scp == sc->cur_scp) 1147 save_kbd_state(scp); 1148 *(int *)data = scp->status & LED_MASK; 1149 return 0; 1150 1151 case CONS_SETKBD: /* set the new keyboard */ 1152 { 1153 keyboard_t *newkbd; 1154 1155 s = spltty(); 1156 newkbd = kbd_get_keyboard(*(int *)data); 1157 if (newkbd == NULL) { 1158 splx(s); 1159 return EINVAL; 1160 } 1161 error = 0; 1162 if (sc->kbd != newkbd) { 1163 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1164 (void *)&sc->keyboard, sckbdevent, sc); 1165 /* i == newkbd->kb_index */ 1166 if (i >= 0) { 1167 if (sc->kbd != NULL) { 1168 save_kbd_state(sc->cur_scp); 1169 kbd_release(sc->kbd, (void *)&sc->keyboard); 1170 } 1171 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1172 sc->keyboard = i; 1173 kbd_ioctl(sc->kbd, KDSKBMODE, 1174 (caddr_t)&sc->cur_scp->kbd_mode); 1175 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1176 LOCK_MASK); 1177 } else { 1178 error = EPERM; /* XXX */ 1179 } 1180 } 1181 splx(s); 1182 return error; 1183 } 1184 1185 case CONS_RELKBD: /* release the current keyboard */ 1186 s = spltty(); 1187 error = 0; 1188 if (sc->kbd != NULL) { 1189 save_kbd_state(sc->cur_scp); 1190 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1191 if (error == 0) { 1192 sc->kbd = NULL; 1193 sc->keyboard = -1; 1194 } 1195 } 1196 splx(s); 1197 return error; 1198 1199 case GIO_SCRNMAP: /* get output translation table */ 1200 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1201 return 0; 1202 1203 case PIO_SCRNMAP: /* set output translation table */ 1204 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1205 for (i=0; i<sizeof(sc->scr_map); i++) { 1206 sc->scr_rmap[sc->scr_map[i]] = i; 1207 } 1208 return 0; 1209 1210 case GIO_KEYMAP: /* get keyboard translation table */ 1211 case PIO_KEYMAP: /* set keyboard translation table */ 1212 case GIO_DEADKEYMAP: /* get accent key translation table */ 1213 case PIO_DEADKEYMAP: /* set accent key translation table */ 1214 case GETFKEY: /* get function key string */ 1215 case SETFKEY: /* set function key string */ 1216 error = kbd_ioctl(sc->kbd, cmd, data); 1217 if (error == ENOIOCTL) 1218 error = ENODEV; 1219 return error; 1220 1221 #ifndef SC_NO_FONT_LOADING 1222 1223 case PIO_FONT8x8: /* set 8x8 dot font */ 1224 if (!ISFONTAVAIL(sc->adp->va_flags)) 1225 return ENXIO; 1226 bcopy(data, sc->font_8, 8*256); 1227 sc->fonts_loaded |= FONT_8; 1228 /* 1229 * FONT KLUDGE 1230 * Always use the font page #0. XXX 1231 * Don't load if the current font size is not 8x8. 1232 */ 1233 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1234 copy_font(sc->cur_scp, LOAD, 8, sc->font_8); 1235 return 0; 1236 1237 case GIO_FONT8x8: /* get 8x8 dot font */ 1238 if (!ISFONTAVAIL(sc->adp->va_flags)) 1239 return ENXIO; 1240 if (sc->fonts_loaded & FONT_8) { 1241 bcopy(sc->font_8, data, 8*256); 1242 return 0; 1243 } 1244 else 1245 return ENXIO; 1246 1247 case PIO_FONT8x14: /* set 8x14 dot font */ 1248 if (!ISFONTAVAIL(sc->adp->va_flags)) 1249 return ENXIO; 1250 bcopy(data, sc->font_14, 14*256); 1251 sc->fonts_loaded |= FONT_14; 1252 /* 1253 * FONT KLUDGE 1254 * Always use the font page #0. XXX 1255 * Don't load if the current font size is not 8x14. 1256 */ 1257 if (ISTEXTSC(sc->cur_scp) 1258 && (sc->cur_scp->font_size >= 14) 1259 && (sc->cur_scp->font_size < 16)) 1260 copy_font(sc->cur_scp, LOAD, 14, sc->font_14); 1261 return 0; 1262 1263 case GIO_FONT8x14: /* get 8x14 dot font */ 1264 if (!ISFONTAVAIL(sc->adp->va_flags)) 1265 return ENXIO; 1266 if (sc->fonts_loaded & FONT_14) { 1267 bcopy(sc->font_14, data, 14*256); 1268 return 0; 1269 } 1270 else 1271 return ENXIO; 1272 1273 case PIO_FONT8x16: /* set 8x16 dot font */ 1274 if (!ISFONTAVAIL(sc->adp->va_flags)) 1275 return ENXIO; 1276 bcopy(data, sc->font_16, 16*256); 1277 sc->fonts_loaded |= FONT_16; 1278 /* 1279 * FONT KLUDGE 1280 * Always use the font page #0. XXX 1281 * Don't load if the current font size is not 8x16. 1282 */ 1283 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1284 copy_font(sc->cur_scp, LOAD, 16, sc->font_16); 1285 return 0; 1286 1287 case GIO_FONT8x16: /* get 8x16 dot font */ 1288 if (!ISFONTAVAIL(sc->adp->va_flags)) 1289 return ENXIO; 1290 if (sc->fonts_loaded & FONT_16) { 1291 bcopy(sc->font_16, data, 16*256); 1292 return 0; 1293 } 1294 else 1295 return ENXIO; 1296 1297 #endif /* SC_NO_FONT_LOADING */ 1298 1299 default: 1300 break; 1301 } 1302 1303 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p); 1304 if (error != ENOIOCTL) 1305 return(error); 1306 error = ttioctl(tp, cmd, data, flag); 1307 if (error != ENOIOCTL) 1308 return(error); 1309 return(ENOTTY); 1310 } 1311 1312 static void 1313 scstart(struct tty *tp) 1314 { 1315 struct clist *rbp; 1316 int s, len; 1317 u_char buf[PCBURST]; 1318 scr_stat *scp = sc_get_scr_stat(tp->t_dev); 1319 1320 if (scp->status & SLKED || scp->sc->blink_in_progress) 1321 return; 1322 s = spltty(); 1323 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1324 tp->t_state |= TS_BUSY; 1325 rbp = &tp->t_outq; 1326 while (rbp->c_cc) { 1327 len = q_to_b(rbp, buf, PCBURST); 1328 splx(s); 1329 ansi_put(scp, buf, len); 1330 s = spltty(); 1331 } 1332 tp->t_state &= ~TS_BUSY; 1333 ttwwakeup(tp); 1334 } 1335 splx(s); 1336 } 1337 1338 static void 1339 scmousestart(struct tty *tp) 1340 { 1341 struct clist *rbp; 1342 int s; 1343 u_char buf[PCBURST]; 1344 1345 s = spltty(); 1346 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1347 tp->t_state |= TS_BUSY; 1348 rbp = &tp->t_outq; 1349 while (rbp->c_cc) { 1350 q_to_b(rbp, buf, PCBURST); 1351 } 1352 tp->t_state &= ~TS_BUSY; 1353 ttwwakeup(tp); 1354 } 1355 splx(s); 1356 } 1357 1358 static void 1359 sccnprobe(struct consdev *cp) 1360 { 1361 #if __i386__ 1362 int unit; 1363 int flags; 1364 1365 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1366 1367 /* a video card is always required */ 1368 if (!scvidprobe(unit, flags, TRUE)) 1369 cp->cn_pri = CN_DEAD; 1370 1371 /* syscons will become console even when there is no keyboard */ 1372 sckbdprobe(unit, flags, TRUE); 1373 1374 if (cp->cn_pri == CN_DEAD) 1375 return; 1376 1377 /* initialize required fields */ 1378 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLECTL); 1379 #endif /* __i386__ */ 1380 1381 #if __alpha__ 1382 /* 1383 * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() 1384 * interface to install the console. Always return CN_DEAD from 1385 * here. 1386 */ 1387 cp->cn_pri = CN_DEAD; 1388 #endif /* __alpha__ */ 1389 } 1390 1391 static void 1392 sccninit(struct consdev *cp) 1393 { 1394 #if __i386__ 1395 int unit; 1396 int flags; 1397 1398 sc_get_cons_priority(&unit, &flags); 1399 scinit(unit, flags | SC_KERNEL_CONSOLE); 1400 sc_console_unit = unit; 1401 sc_console = sc_get_softc(unit, SC_KERNEL_CONSOLE)->console[0]; 1402 #endif /* __i386__ */ 1403 1404 #if __alpha__ 1405 /* SHOULDN'T REACH HERE */ 1406 #endif /* __alpha__ */ 1407 } 1408 1409 static void 1410 sccnterm(struct consdev *cp) 1411 { 1412 /* we are not the kernel console any more, release everything */ 1413 1414 if (sc_console_unit < 0) 1415 return; /* shouldn't happen */ 1416 1417 #if __i386__ 1418 #if 0 /* XXX */ 1419 sc_clear_screen(sc_console); 1420 sccnupdate(sc_console); 1421 #endif 1422 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1423 sc_console_unit = -1; 1424 sc_console = NULL; 1425 #endif /* __i386__ */ 1426 1427 #if __alpha__ 1428 /* do nothing XXX */ 1429 #endif /* __alpha__ */ 1430 } 1431 1432 #ifdef __alpha__ 1433 1434 extern struct consdev *cn_tab; 1435 1436 void 1437 sccnattach(void) 1438 { 1439 static struct consdev consdev; 1440 int unit; 1441 int flags; 1442 1443 bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); 1444 consdev.cn_pri = sc_get_cons_priority(&unit, &flags); 1445 1446 /* a video card is always required */ 1447 if (!scvidprobe(unit, flags, TRUE)) 1448 consdev.cn_pri = CN_DEAD; 1449 1450 /* alpha doesn't allow the console being without a keyboard... Why? */ 1451 if (!sckbdprobe(unit, flags, TRUE)) 1452 consdev.cn_pri = CN_DEAD; 1453 1454 if (consdev.cn_pri == CN_DEAD) 1455 return; 1456 1457 scinit(unit, flags | SC_KERNEL_CONSOLE); 1458 sc_console_unit = unit; 1459 sc_console = sc_get_softc(unit, SC_KERNEL_CONSOLE)->console[0]; 1460 consdev.cn_dev = makedev(CDEV_MAJOR, 0); 1461 cn_tab = &consdev; 1462 } 1463 1464 #endif /* __alpha__ */ 1465 1466 static void 1467 sccnputc(dev_t dev, int c) 1468 { 1469 u_char buf[1]; 1470 scr_stat *scp = sc_console; 1471 term_stat save = scp->term; 1472 int s; 1473 1474 /* assert(sc_console != NULL) */ 1475 1476 #ifndef SC_NO_HISTORY 1477 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1478 scp->status &= ~SLKED; 1479 update_kbd_state(scp, scp->status, SLKED); 1480 if (scp->status & BUFFER_SAVED) { 1481 if (!sc_hist_restore(scp)) 1482 sc_remove_cutmarking(scp); 1483 scp->status &= ~BUFFER_SAVED; 1484 scp->status |= CURSOR_ENABLED; 1485 draw_cursor_image(scp); 1486 } 1487 scstart(VIRTUAL_TTY(scp->sc, scp->index)); 1488 } 1489 #endif /* !SC_NO_HISTORY */ 1490 1491 scp->term = kernel_console; 1492 current_default = &kernel_default; 1493 buf[0] = c; 1494 ansi_put(scp, buf, 1); 1495 kernel_console = scp->term; 1496 current_default = &user_default; 1497 scp->term = save; 1498 1499 s = spltty(); /* block sckbdevent and scrn_timer */ 1500 sccnupdate(scp); 1501 splx(s); 1502 } 1503 1504 static int 1505 sccngetc(dev_t dev) 1506 { 1507 return sccngetch(0); 1508 } 1509 1510 static int 1511 sccncheckc(dev_t dev) 1512 { 1513 return sccngetch(SCGETC_NONBLOCK); 1514 } 1515 1516 static int 1517 sccngetch(int flags) 1518 { 1519 static struct fkeytab fkey; 1520 static int fkeycp; 1521 scr_stat *scp; 1522 u_char *p; 1523 int cur_mode; 1524 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1525 int c; 1526 1527 /* assert(sc_console != NULL) */ 1528 1529 /* 1530 * Stop the screen saver and update the screen if necessary. 1531 * What if we have been running in the screen saver code... XXX 1532 */ 1533 sc_touch_scrn_saver(); 1534 scp = sc_console->sc->cur_scp; /* XXX */ 1535 sccnupdate(scp); 1536 1537 if (fkeycp < fkey.len) { 1538 splx(s); 1539 return fkey.str[fkeycp++]; 1540 } 1541 1542 if (scp->sc->kbd == NULL) { 1543 splx(s); 1544 return -1; 1545 } 1546 1547 /* 1548 * Make sure the keyboard is accessible even when the kbd device 1549 * driver is disabled. 1550 */ 1551 kbd_enable(scp->sc->kbd); 1552 1553 /* we shall always use the keyboard in the XLATE mode here */ 1554 cur_mode = scp->kbd_mode; 1555 scp->kbd_mode = K_XLATE; 1556 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1557 1558 kbd_poll(scp->sc->kbd, TRUE); 1559 c = scgetc(scp->sc, SCGETC_CN | flags); 1560 kbd_poll(scp->sc->kbd, FALSE); 1561 1562 scp->kbd_mode = cur_mode; 1563 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1564 kbd_disable(scp->sc->kbd); 1565 splx(s); 1566 1567 switch (KEYFLAGS(c)) { 1568 case 0: /* normal char */ 1569 return KEYCHAR(c); 1570 case FKEY: /* function key */ 1571 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1572 fkey.len = fkeycp; 1573 if ((p != NULL) && (fkey.len > 0)) { 1574 bcopy(p, fkey.str, fkey.len); 1575 fkeycp = 1; 1576 return fkey.str[0]; 1577 } 1578 return c; /* XXX */ 1579 case NOKEY: 1580 case ERRKEY: 1581 default: 1582 return -1; 1583 } 1584 /* NOT REACHED */ 1585 } 1586 1587 static void 1588 sccnupdate(scr_stat *scp) 1589 { 1590 /* this is a cut-down version of scrn_timer()... */ 1591 1592 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1593 return; 1594 1595 if (debugger || panicstr || shutdown_in_progress) { 1596 sc_touch_scrn_saver(); 1597 } else if (scp != scp->sc->cur_scp) { 1598 return; 1599 } 1600 1601 if (!run_scrn_saver) 1602 scp->sc->flags &= ~SC_SCRN_IDLE; 1603 #if NSPLASH > 0 1604 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1605 if (scp->sc->flags & SC_SCRN_BLANKED) 1606 stop_scrn_saver(scp->sc, current_saver); 1607 #endif /* NSPLASH */ 1608 1609 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1610 || scp->sc->switch_in_progress) 1611 return; 1612 /* 1613 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1614 * when write_in_progress is non-zero. XXX 1615 */ 1616 1617 if (!ISGRAPHSC(scp) && !(scp->status & SAVER_RUNNING)) 1618 scrn_update(scp, TRUE); 1619 } 1620 1621 scr_stat 1622 *sc_get_scr_stat(dev_t dev) 1623 { 1624 sc_softc_t *sc; 1625 int vty = SC_VTY(dev); 1626 int unit; 1627 1628 if (vty < 0) 1629 return NULL; 1630 if (vty == SC_CONSOLECTL) 1631 return sc_console; 1632 1633 unit = scdevtounit(dev); 1634 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 1635 if (sc == NULL) 1636 return NULL; 1637 if ((sc->first_vty <= vty) && (vty < sc->first_vty + sc->vtys)) 1638 return sc->console[vty - sc->first_vty]; 1639 return NULL; 1640 } 1641 1642 static void 1643 scrn_timer(void *arg) 1644 { 1645 static int kbd_interval = 0; 1646 struct timeval tv; 1647 sc_softc_t *sc; 1648 scr_stat *scp; 1649 int again; 1650 int s; 1651 1652 again = (arg != NULL); 1653 if (arg != NULL) 1654 sc = (sc_softc_t *)arg; 1655 else if (sc_console != NULL) 1656 sc = sc_console->sc; 1657 else 1658 return; 1659 1660 /* don't do anything when we are performing some I/O operations */ 1661 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1662 if (again) 1663 timeout(scrn_timer, sc, hz / 10); 1664 return; 1665 } 1666 s = spltty(); 1667 1668 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1669 /* try to allocate a keyboard automatically */ 1670 if (++kbd_interval >= 25) { 1671 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, 1672 sckbdevent, sc); 1673 if (sc->keyboard >= 0) { 1674 sc->kbd = kbd_get_keyboard(sc->keyboard); 1675 kbd_ioctl(sc->kbd, KDSKBMODE, 1676 (caddr_t)&sc->cur_scp->kbd_mode); 1677 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1678 LOCK_MASK); 1679 } 1680 kbd_interval = 0; 1681 } 1682 } 1683 1684 /* find the vty to update */ 1685 scp = sc->cur_scp; 1686 1687 /* should we stop the screen saver? */ 1688 getmicrouptime(&tv); 1689 if (debugger || panicstr || shutdown_in_progress) 1690 sc_touch_scrn_saver(); 1691 if (run_scrn_saver) { 1692 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1693 sc->flags |= SC_SCRN_IDLE; 1694 else 1695 sc->flags &= ~SC_SCRN_IDLE; 1696 } else { 1697 sc->scrn_time_stamp = tv.tv_sec; 1698 sc->flags &= ~SC_SCRN_IDLE; 1699 if (scrn_blank_time > 0) 1700 run_scrn_saver = TRUE; 1701 } 1702 #if NSPLASH > 0 1703 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1704 if (sc->flags & SC_SCRN_BLANKED) 1705 stop_scrn_saver(sc, current_saver); 1706 #endif /* NSPLASH */ 1707 1708 /* should we just return ? */ 1709 if (sc->blink_in_progress || sc->switch_in_progress 1710 || sc->write_in_progress) { 1711 if (again) 1712 timeout(scrn_timer, sc, hz / 10); 1713 splx(s); 1714 return; 1715 } 1716 1717 /* Update the screen */ 1718 scp = sc->cur_scp; /* cur_scp may have changed... */ 1719 if (!ISGRAPHSC(scp) && !(scp->status & SAVER_RUNNING)) 1720 scrn_update(scp, TRUE); 1721 1722 #if NSPLASH > 0 1723 /* should we activate the screen saver? */ 1724 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1725 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1726 (*current_saver)(sc, TRUE); 1727 #endif /* NSPLASH */ 1728 1729 if (again) 1730 timeout(scrn_timer, sc, hz / 25); 1731 splx(s); 1732 } 1733 1734 static int 1735 and_region(int *s1, int *e1, int s2, int e2) 1736 { 1737 if (*e1 < s2 || e2 < *s1) 1738 return FALSE; 1739 *s1 = imax(*s1, s2); 1740 *e1 = imin(*e1, e2); 1741 return TRUE; 1742 } 1743 1744 static void 1745 scrn_update(scr_stat *scp, int show_cursor) 1746 { 1747 int start; 1748 int end; 1749 int s; 1750 int e; 1751 1752 /* assert(scp == scp->sc->cur_scp) */ 1753 1754 ++scp->sc->videoio_in_progress; 1755 1756 #ifndef SC_NO_CUTPASTE 1757 /* remove the previous mouse pointer image if necessary */ 1758 if ((scp->status & (MOUSE_VISIBLE | MOUSE_MOVED)) 1759 == (MOUSE_VISIBLE | MOUSE_MOVED)) { 1760 /* FIXME: I don't like this... XXX */ 1761 sc_remove_mouse_image(scp); 1762 if (scp->end >= scp->xsize*scp->ysize) 1763 scp->end = scp->xsize*scp->ysize - 1; 1764 } 1765 #endif /* !SC_NO_CUTPASTE */ 1766 1767 #if 1 1768 /* debug: XXX */ 1769 if (scp->end >= scp->xsize*scp->ysize) { 1770 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1771 scp->end = scp->xsize*scp->ysize - 1; 1772 } 1773 if (scp->start < 0) { 1774 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1775 scp->start = 0; 1776 } 1777 #endif 1778 1779 /* update screen image */ 1780 if (scp->start <= scp->end) { 1781 if (scp->mouse_cut_end >= 0) { 1782 /* there is a marked region for cut & paste */ 1783 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1784 start = scp->mouse_cut_start; 1785 end = scp->mouse_cut_end; 1786 } else { 1787 start = scp->mouse_cut_end; 1788 end = scp->mouse_cut_start - 1; 1789 } 1790 s = start; 1791 e = end; 1792 /* does the cut-mark region overlap with the update region? */ 1793 if (and_region(&s, &e, scp->start, scp->end)) { 1794 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1795 s = 0; 1796 e = start - 1; 1797 if (and_region(&s, &e, scp->start, scp->end)) 1798 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1799 s = end + 1; 1800 e = scp->xsize*scp->ysize - 1; 1801 if (and_region(&s, &e, scp->start, scp->end)) 1802 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1803 } else { 1804 (*scp->rndr->draw)(scp, scp->start, 1805 scp->end - scp->start + 1, FALSE); 1806 } 1807 } else { 1808 (*scp->rndr->draw)(scp, scp->start, 1809 scp->end - scp->start + 1, FALSE); 1810 } 1811 } 1812 1813 /* we are not to show the cursor and the mouse pointer... */ 1814 if (!show_cursor) { 1815 scp->end = 0; 1816 scp->start = scp->xsize*scp->ysize - 1; 1817 --scp->sc->videoio_in_progress; 1818 return; 1819 } 1820 1821 /* update cursor image */ 1822 if (scp->status & CURSOR_ENABLED) { 1823 /* did cursor move since last time ? */ 1824 if (scp->cursor_pos != scp->cursor_oldpos) { 1825 /* do we need to remove old cursor image ? */ 1826 if (scp->cursor_oldpos < scp->start || 1827 scp->cursor_oldpos > scp->end) { 1828 remove_cursor_image(scp); 1829 } 1830 scp->cursor_oldpos = scp->cursor_pos; 1831 draw_cursor_image(scp); 1832 } 1833 else { 1834 /* cursor didn't move, has it been overwritten ? */ 1835 if (scp->cursor_pos >= scp->start && scp->cursor_pos <= scp->end) { 1836 draw_cursor_image(scp); 1837 } else { 1838 /* if its a blinking cursor, we may have to update it */ 1839 if (scp->sc->flags & SC_BLINK_CURSOR) 1840 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1841 sc_inside_cutmark(scp, 1842 scp->cursor_pos)); 1843 } 1844 } 1845 } 1846 1847 #ifndef SC_NO_CUTPASTE 1848 /* update "pseudo" mouse pointer image */ 1849 if (scp->status & MOUSE_VISIBLE) { 1850 /* did mouse move since last time ? */ 1851 if (scp->status & MOUSE_MOVED) { 1852 /* the previous pointer image has been removed, see above */ 1853 scp->status &= ~MOUSE_MOVED; 1854 sc_draw_mouse_image(scp); 1855 } else { 1856 /* mouse didn't move, has it been overwritten ? */ 1857 if (scp->mouse_pos + scp->xsize + 1 >= scp->start && 1858 scp->mouse_pos <= scp->end) { 1859 sc_draw_mouse_image(scp); 1860 } else if (scp->cursor_pos == scp->mouse_pos || 1861 scp->cursor_pos == scp->mouse_pos + 1 || 1862 scp->cursor_pos == scp->mouse_pos + scp->xsize || 1863 scp->cursor_pos == scp->mouse_pos + scp->xsize + 1) { 1864 sc_draw_mouse_image(scp); 1865 } 1866 } 1867 } 1868 #endif /* SC_NO_CUTPASTE */ 1869 1870 scp->end = 0; 1871 scp->start = scp->xsize*scp->ysize - 1; 1872 1873 --scp->sc->videoio_in_progress; 1874 } 1875 1876 #if NSPLASH > 0 1877 static int 1878 scsplash_callback(int event, void *arg) 1879 { 1880 sc_softc_t *sc; 1881 int error; 1882 1883 sc = (sc_softc_t *)arg; 1884 1885 switch (event) { 1886 case SPLASH_INIT: 1887 if (add_scrn_saver(scsplash_saver) == 0) { 1888 sc->flags &= ~SC_SAVER_FAILED; 1889 run_scrn_saver = TRUE; 1890 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { 1891 scsplash_stick(TRUE); 1892 (*current_saver)(sc, TRUE); 1893 } 1894 } 1895 return 0; 1896 1897 case SPLASH_TERM: 1898 if (current_saver == scsplash_saver) { 1899 scsplash_stick(FALSE); 1900 error = remove_scrn_saver(scsplash_saver); 1901 if (error) 1902 return error; 1903 } 1904 return 0; 1905 1906 default: 1907 return EINVAL; 1908 } 1909 } 1910 1911 static void 1912 scsplash_saver(sc_softc_t *sc, int show) 1913 { 1914 static int busy = FALSE; 1915 scr_stat *scp; 1916 1917 if (busy) 1918 return; 1919 busy = TRUE; 1920 1921 scp = sc->cur_scp; 1922 if (show) { 1923 if (!(sc->flags & SC_SAVER_FAILED)) { 1924 if (!(sc->flags & SC_SCRN_BLANKED)) 1925 set_scrn_saver_mode(scp, -1, NULL, 0); 1926 switch (splash(sc->adp, TRUE)) { 1927 case 0: /* succeeded */ 1928 break; 1929 case EAGAIN: /* try later */ 1930 restore_scrn_saver_mode(scp, FALSE); 1931 sc_touch_scrn_saver(); /* XXX */ 1932 break; 1933 default: 1934 sc->flags |= SC_SAVER_FAILED; 1935 scsplash_stick(FALSE); 1936 restore_scrn_saver_mode(scp, TRUE); 1937 printf("scsplash_saver(): failed to put up the image\n"); 1938 break; 1939 } 1940 } 1941 } else if (!sticky_splash) { 1942 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1943 restore_scrn_saver_mode(scp, TRUE); 1944 } 1945 busy = FALSE; 1946 } 1947 1948 static int 1949 add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1950 { 1951 #if 0 1952 int error; 1953 1954 if (current_saver != none_saver) { 1955 error = remove_scrn_saver(current_saver); 1956 if (error) 1957 return error; 1958 } 1959 #endif 1960 if (current_saver != none_saver) 1961 return EBUSY; 1962 1963 run_scrn_saver = FALSE; 1964 saver_mode = CONS_LKM_SAVER; 1965 current_saver = this_saver; 1966 return 0; 1967 } 1968 1969 static int 1970 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1971 { 1972 if (current_saver != this_saver) 1973 return EINVAL; 1974 1975 #if 0 1976 /* 1977 * In order to prevent `current_saver' from being called by 1978 * the timeout routine `scrn_timer()' while we manipulate 1979 * the saver list, we shall set `current_saver' to `none_saver' 1980 * before stopping the current saver, rather than blocking by `splXX()'. 1981 */ 1982 current_saver = none_saver; 1983 if (scrn_blanked) 1984 stop_scrn_saver(this_saver); 1985 #endif 1986 1987 /* unblank all blanked screens */ 1988 wait_scrn_saver_stop(NULL); 1989 if (scrn_blanked) 1990 return EBUSY; 1991 1992 current_saver = none_saver; 1993 return 0; 1994 } 1995 1996 static int 1997 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 1998 { 1999 int s; 2000 2001 /* assert(scp == scp->sc->cur_scp) */ 2002 s = spltty(); 2003 if (!ISGRAPHSC(scp)) 2004 remove_cursor_image(scp); 2005 scp->splash_save_mode = scp->mode; 2006 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2007 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2008 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2009 scp->sc->flags |= SC_SCRN_BLANKED; 2010 ++scrn_blanked; 2011 splx(s); 2012 if (mode < 0) 2013 return 0; 2014 scp->mode = mode; 2015 if (set_mode(scp) == 0) { 2016 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2017 scp->status |= GRAPHICS_MODE; 2018 #ifndef SC_NO_PALETTE_LOADING 2019 if (pal != NULL) 2020 load_palette(scp->sc->adp, pal); 2021 #endif 2022 set_border(scp, border); 2023 return 0; 2024 } else { 2025 s = spltty(); 2026 scp->mode = scp->splash_save_mode; 2027 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2028 scp->status |= scp->splash_save_status; 2029 splx(s); 2030 return 1; 2031 } 2032 } 2033 2034 static int 2035 restore_scrn_saver_mode(scr_stat *scp, int changemode) 2036 { 2037 int mode; 2038 int status; 2039 int s; 2040 2041 /* assert(scp == scp->sc->cur_scp) */ 2042 s = spltty(); 2043 mode = scp->mode; 2044 status = scp->status; 2045 scp->mode = scp->splash_save_mode; 2046 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2047 scp->status |= scp->splash_save_status; 2048 scp->sc->flags &= ~SC_SCRN_BLANKED; 2049 if (!changemode) { 2050 if (!ISGRAPHSC(scp)) 2051 draw_cursor_image(scp); 2052 --scrn_blanked; 2053 splx(s); 2054 return 0; 2055 } 2056 if (set_mode(scp) == 0) { 2057 #ifndef SC_NO_PALETTE_LOADING 2058 load_palette(scp->sc->adp, scp->sc->palette); 2059 #endif 2060 --scrn_blanked; 2061 splx(s); 2062 return 0; 2063 } else { 2064 scp->mode = mode; 2065 scp->status = status; 2066 splx(s); 2067 return 1; 2068 } 2069 } 2070 2071 static void 2072 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2073 { 2074 (*saver)(sc, FALSE); 2075 run_scrn_saver = FALSE; 2076 /* the screen saver may have chosen not to stop after all... */ 2077 if (sc->flags & SC_SCRN_BLANKED) 2078 return; 2079 2080 mark_all(sc->cur_scp); 2081 if (sc->delayed_next_scr) 2082 switch_scr(sc, sc->delayed_next_scr - 1); 2083 wakeup((caddr_t)&scrn_blanked); 2084 } 2085 2086 static int 2087 wait_scrn_saver_stop(sc_softc_t *sc) 2088 { 2089 int error = 0; 2090 2091 while (scrn_blanked > 0) { 2092 run_scrn_saver = FALSE; 2093 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2094 error = 0; 2095 break; 2096 } 2097 error = tsleep((caddr_t)&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2098 if ((error != 0) && (error != ERESTART)) 2099 break; 2100 } 2101 run_scrn_saver = FALSE; 2102 return error; 2103 } 2104 #endif /* NSPLASH */ 2105 2106 void 2107 sc_touch_scrn_saver(void) 2108 { 2109 scsplash_stick(FALSE); 2110 run_scrn_saver = FALSE; 2111 } 2112 2113 void 2114 sc_clear_screen(scr_stat *scp) 2115 { 2116 move_crsr(scp, 0, 0); 2117 scp->cursor_oldpos = scp->cursor_pos; 2118 sc_vtb_clear(&scp->vtb, scp->sc->scr_map[0x20], scp->term.cur_color); 2119 mark_all(scp); 2120 sc_remove_cutmarking(scp); 2121 } 2122 2123 static int 2124 switch_scr(sc_softc_t *sc, u_int next_scr) 2125 { 2126 struct tty *tp; 2127 int s; 2128 2129 DPRINTF(5, ("sc0: switch_scr() %d ", next_scr + 1)); 2130 2131 /* delay switch if the screen is blanked or being updated */ 2132 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2133 || sc->blink_in_progress || sc->videoio_in_progress) { 2134 sc->delayed_next_scr = next_scr + 1; 2135 sc_touch_scrn_saver(); 2136 DPRINTF(5, ("switch delayed\n")); 2137 return 0; 2138 } 2139 2140 s = spltty(); 2141 2142 /* we are in the middle of the vty switching process... */ 2143 if (sc->switch_in_progress 2144 && (sc->cur_scp->smode.mode == VT_PROCESS) 2145 && sc->cur_scp->proc) { 2146 if (sc->cur_scp->proc != pfind(sc->cur_scp->pid)) { 2147 /* 2148 * The controlling process has died!!. Do some clean up. 2149 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2150 * are not reset here yet; they will be cleared later. 2151 */ 2152 DPRINTF(5, ("cur_scp controlling process %d died, ", 2153 sc->cur_scp->pid)); 2154 if (sc->cur_scp->status & SWITCH_WAIT_REL) { 2155 /* 2156 * Force the previous switch to finish, but return now 2157 * with error. 2158 */ 2159 DPRINTF(5, ("reset WAIT_REL, ")); 2160 sc->cur_scp->status &= ~SWITCH_WAIT_REL; 2161 s = do_switch_scr(sc, s); 2162 splx(s); 2163 DPRINTF(5, ("finishing previous switch\n")); 2164 return EINVAL; 2165 } else if (sc->cur_scp->status & SWITCH_WAIT_ACQ) { 2166 /* let's assume screen switch has been completed. */ 2167 DPRINTF(5, ("reset WAIT_ACQ, ")); 2168 sc->cur_scp->status &= ~SWITCH_WAIT_ACQ; 2169 sc->switch_in_progress = 0; 2170 } else { 2171 /* 2172 * We are in between screen release and acquisition, and 2173 * reached here via scgetc() or scrn_timer() which has 2174 * interrupted exchange_scr(). Don't do anything stupid. 2175 */ 2176 DPRINTF(5, ("waiting nothing, ")); 2177 } 2178 } else { 2179 /* 2180 * The controlling process is alive, but not responding... 2181 * It is either buggy or it may be just taking time. 2182 * The following code is a gross kludge to cope with this 2183 * problem for which there is no clean solution. XXX 2184 */ 2185 if (sc->cur_scp->status & SWITCH_WAIT_REL) { 2186 switch (sc->switch_in_progress++) { 2187 case 1: 2188 break; 2189 case 2: 2190 DPRINTF(5, ("sending relsig again, ")); 2191 signal_vt_rel(sc->cur_scp); 2192 break; 2193 case 3: 2194 break; 2195 case 4: 2196 default: 2197 /* 2198 * Clear the flag and force the previous switch to finish, 2199 * but return now with error. 2200 */ 2201 DPRINTF(5, ("force reset WAIT_REL, ")); 2202 sc->cur_scp->status &= ~SWITCH_WAIT_REL; 2203 s = do_switch_scr(sc, s); 2204 splx(s); 2205 DPRINTF(5, ("force finishing previous switch\n")); 2206 return EINVAL; 2207 } 2208 } else if (sc->cur_scp->status & SWITCH_WAIT_ACQ) { 2209 switch (sc->switch_in_progress++) { 2210 case 1: 2211 break; 2212 case 2: 2213 DPRINTF(5, ("sending acqsig again, ")); 2214 signal_vt_acq(sc->cur_scp); 2215 break; 2216 case 3: 2217 break; 2218 case 4: 2219 default: 2220 /* clear the flag and finish the previous switch */ 2221 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2222 sc->cur_scp->status &= ~SWITCH_WAIT_ACQ; 2223 sc->switch_in_progress = 0; 2224 break; 2225 } 2226 } 2227 } 2228 } 2229 2230 /* 2231 * Return error if an invalid argument is given, or vty switch 2232 * is still in progress. 2233 */ 2234 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2235 || sc->switch_in_progress) { 2236 splx(s); 2237 do_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); 2238 DPRINTF(5, ("error 1\n")); 2239 return EINVAL; 2240 } 2241 2242 /* 2243 * Don't allow switching away from the graphics mode vty 2244 * if the switch mode is VT_AUTO, unless the next vty is the same 2245 * as the current or the current vty has been closed (but showing). 2246 */ 2247 tp = VIRTUAL_TTY(sc, sc->cur_scp->index); 2248 if ((sc->cur_scp->index != next_scr) 2249 && (tp->t_state & TS_ISOPEN) 2250 && (sc->cur_scp->smode.mode == VT_AUTO) 2251 && ISGRAPHSC(sc->cur_scp)) { 2252 splx(s); 2253 do_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); 2254 DPRINTF(5, ("error, graphics mode\n")); 2255 return EINVAL; 2256 } 2257 2258 /* 2259 * Is the wanted vty open? Don't allow switching to a closed vty. 2260 * Note that we always allow the user to switch to the kernel 2261 * console even if it is closed. 2262 */ 2263 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2264 tp = VIRTUAL_TTY(sc, next_scr); 2265 if (!(tp->t_state & TS_ISOPEN)) { 2266 splx(s); 2267 do_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); 2268 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2269 return EINVAL; 2270 } 2271 } 2272 2273 /* this is the start of vty switching process... */ 2274 ++sc->switch_in_progress; 2275 sc->delayed_next_scr = 0; 2276 sc->old_scp = sc->cur_scp; 2277 sc->new_scp = sc->console[next_scr - sc->first_vty]; 2278 if (sc->new_scp == sc->old_scp) { 2279 sc->switch_in_progress = 0; 2280 wakeup((caddr_t)&sc->new_scp->smode); 2281 splx(s); 2282 DPRINTF(5, ("switch done (new == old)\n")); 2283 return 0; 2284 } 2285 2286 /* has controlling process died? */ 2287 vt_proc_alive(sc->old_scp); 2288 vt_proc_alive(sc->new_scp); 2289 2290 /* wait for the controlling process to release the screen, if necessary */ 2291 if (signal_vt_rel(sc->old_scp)) { 2292 splx(s); 2293 return 0; 2294 } 2295 2296 /* go set up the new vty screen */ 2297 splx(s); 2298 exchange_scr(sc); 2299 s = spltty(); 2300 2301 /* wake up processes waiting for this vty */ 2302 wakeup((caddr_t)&sc->cur_scp->smode); 2303 2304 /* wait for the controlling process to acknowledge, if necessary */ 2305 if (signal_vt_acq(sc->cur_scp)) { 2306 splx(s); 2307 return 0; 2308 } 2309 2310 sc->switch_in_progress = 0; 2311 if (sc->unit == sc_console_unit) 2312 cons_unavail = FALSE; 2313 splx(s); 2314 DPRINTF(5, ("switch done\n")); 2315 2316 return 0; 2317 } 2318 2319 static int 2320 do_switch_scr(sc_softc_t *sc, int s) 2321 { 2322 vt_proc_alive(sc->new_scp); 2323 2324 splx(s); 2325 exchange_scr(sc); 2326 s = spltty(); 2327 /* sc->cur_scp == sc->new_scp */ 2328 wakeup((caddr_t)&sc->cur_scp->smode); 2329 2330 /* wait for the controlling process to acknowledge, if necessary */ 2331 if (!signal_vt_acq(sc->cur_scp)) { 2332 sc->switch_in_progress = 0; 2333 if (sc->unit == sc_console_unit) 2334 cons_unavail = FALSE; 2335 } 2336 2337 return s; 2338 } 2339 2340 static int 2341 vt_proc_alive(scr_stat *scp) 2342 { 2343 if (scp->proc) { 2344 if (scp->proc == pfind(scp->pid)) 2345 return TRUE; 2346 scp->proc = NULL; 2347 scp->smode.mode = VT_AUTO; 2348 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2349 } 2350 return FALSE; 2351 } 2352 2353 static int 2354 signal_vt_rel(scr_stat *scp) 2355 { 2356 if (scp->smode.mode != VT_PROCESS) 2357 return FALSE; 2358 scp->status |= SWITCH_WAIT_REL; 2359 psignal(scp->proc, scp->smode.relsig); 2360 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2361 return TRUE; 2362 } 2363 2364 static int 2365 signal_vt_acq(scr_stat *scp) 2366 { 2367 if (scp->smode.mode != VT_PROCESS) 2368 return FALSE; 2369 if (scp->sc->unit == sc_console_unit) 2370 cons_unavail = TRUE; 2371 scp->status |= SWITCH_WAIT_ACQ; 2372 psignal(scp->proc, scp->smode.acqsig); 2373 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2374 return TRUE; 2375 } 2376 2377 static void 2378 exchange_scr(sc_softc_t *sc) 2379 { 2380 scr_stat *scp; 2381 2382 /* save the current state of video and keyboard */ 2383 move_crsr(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2384 if (sc->old_scp->kbd_mode == K_XLATE) 2385 save_kbd_state(sc->old_scp); 2386 2387 /* set up the video for the new screen */ 2388 scp = sc->cur_scp = sc->new_scp; 2389 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2390 set_mode(scp); 2391 else 2392 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2393 (void *)sc->adp->va_window, FALSE); 2394 move_crsr(scp, scp->xpos, scp->ypos); 2395 if (!ISGRAPHSC(scp)) 2396 sc_set_cursor_image(scp); 2397 #ifndef SC_NO_PALETTE_LOADING 2398 if (ISGRAPHSC(sc->old_scp)) 2399 load_palette(sc->adp, sc->palette); 2400 #endif 2401 set_border(scp, scp->border); 2402 2403 /* set up the keyboard for the new screen */ 2404 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2405 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2406 update_kbd_state(scp, scp->status, LOCK_MASK); 2407 2408 mark_all(scp); 2409 } 2410 2411 static void 2412 scan_esc(scr_stat *scp, u_char c) 2413 { 2414 static u_char ansi_col[16] = 2415 {0, 4, 2, 6, 1, 5, 3, 7, 8, 12, 10, 14, 9, 13, 11, 15}; 2416 sc_softc_t *sc; 2417 int i, n; 2418 int count; 2419 2420 i = n = 0; 2421 sc = scp->sc; 2422 if (scp->term.esc == 1) { /* seen ESC */ 2423 switch (c) { 2424 2425 case '7': /* Save cursor position */ 2426 scp->saved_xpos = scp->xpos; 2427 scp->saved_ypos = scp->ypos; 2428 break; 2429 2430 case '8': /* Restore saved cursor position */ 2431 if (scp->saved_xpos >= 0 && scp->saved_ypos >= 0) 2432 move_crsr(scp, scp->saved_xpos, scp->saved_ypos); 2433 break; 2434 2435 case '[': /* Start ESC [ sequence */ 2436 scp->term.esc = 2; 2437 scp->term.last_param = -1; 2438 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) 2439 scp->term.param[i] = 1; 2440 scp->term.num_param = 0; 2441 return; 2442 2443 case 'M': /* Move cursor up 1 line, scroll if at top */ 2444 if (scp->ypos > 0) 2445 move_crsr(scp, scp->xpos, scp->ypos - 1); 2446 else { 2447 sc_vtb_ins(&scp->vtb, 0, scp->xsize, 2448 sc->scr_map[0x20], scp->term.cur_color); 2449 mark_all(scp); 2450 } 2451 break; 2452 #if notyet 2453 case 'Q': 2454 scp->term.esc = 4; 2455 return; 2456 #endif 2457 case 'c': /* Clear screen & home */ 2458 sc_clear_screen(scp); 2459 break; 2460 2461 case '(': /* iso-2022: designate 94 character set to G0 */ 2462 scp->term.esc = 5; 2463 return; 2464 } 2465 } 2466 else if (scp->term.esc == 2) { /* seen ESC [ */ 2467 if (c >= '0' && c <= '9') { 2468 if (scp->term.num_param < MAX_ESC_PAR) { 2469 if (scp->term.last_param != scp->term.num_param) { 2470 scp->term.last_param = scp->term.num_param; 2471 scp->term.param[scp->term.num_param] = 0; 2472 } 2473 else 2474 scp->term.param[scp->term.num_param] *= 10; 2475 scp->term.param[scp->term.num_param] += c - '0'; 2476 return; 2477 } 2478 } 2479 scp->term.num_param = scp->term.last_param + 1; 2480 switch (c) { 2481 2482 case ';': 2483 if (scp->term.num_param < MAX_ESC_PAR) 2484 return; 2485 break; 2486 2487 case '=': 2488 scp->term.esc = 3; 2489 scp->term.last_param = -1; 2490 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) 2491 scp->term.param[i] = 1; 2492 scp->term.num_param = 0; 2493 return; 2494 2495 case 'A': /* up n rows */ 2496 n = scp->term.param[0]; if (n < 1) n = 1; 2497 move_crsr(scp, scp->xpos, scp->ypos - n); 2498 break; 2499 2500 case 'B': /* down n rows */ 2501 n = scp->term.param[0]; if (n < 1) n = 1; 2502 move_crsr(scp, scp->xpos, scp->ypos + n); 2503 break; 2504 2505 case 'C': /* right n columns */ 2506 n = scp->term.param[0]; if (n < 1) n = 1; 2507 move_crsr(scp, scp->xpos + n, scp->ypos); 2508 break; 2509 2510 case 'D': /* left n columns */ 2511 n = scp->term.param[0]; if (n < 1) n = 1; 2512 move_crsr(scp, scp->xpos - n, scp->ypos); 2513 break; 2514 2515 case 'E': /* cursor to start of line n lines down */ 2516 n = scp->term.param[0]; if (n < 1) n = 1; 2517 move_crsr(scp, 0, scp->ypos + n); 2518 break; 2519 2520 case 'F': /* cursor to start of line n lines up */ 2521 n = scp->term.param[0]; if (n < 1) n = 1; 2522 move_crsr(scp, 0, scp->ypos - n); 2523 break; 2524 2525 case 'f': /* Cursor move */ 2526 case 'H': 2527 if (scp->term.num_param == 0) 2528 move_crsr(scp, 0, 0); 2529 else if (scp->term.num_param == 2) 2530 move_crsr(scp, scp->term.param[1] - 1, scp->term.param[0] - 1); 2531 break; 2532 2533 case 'J': /* Clear all or part of display */ 2534 if (scp->term.num_param == 0) 2535 n = 0; 2536 else 2537 n = scp->term.param[0]; 2538 switch (n) { 2539 case 0: /* clear form cursor to end of display */ 2540 sc_vtb_erase(&scp->vtb, scp->cursor_pos, 2541 scp->xsize * scp->ysize - scp->cursor_pos, 2542 sc->scr_map[0x20], scp->term.cur_color); 2543 mark_for_update(scp, scp->cursor_pos); 2544 mark_for_update(scp, scp->xsize * scp->ysize - 1); 2545 sc_remove_cutmarking(scp); 2546 break; 2547 case 1: /* clear from beginning of display to cursor */ 2548 sc_vtb_erase(&scp->vtb, 0, scp->cursor_pos, 2549 sc->scr_map[0x20], scp->term.cur_color); 2550 mark_for_update(scp, 0); 2551 mark_for_update(scp, scp->cursor_pos); 2552 sc_remove_cutmarking(scp); 2553 break; 2554 case 2: /* clear entire display */ 2555 sc_vtb_clear(&scp->vtb, sc->scr_map[0x20], scp->term.cur_color); 2556 mark_all(scp); 2557 sc_remove_cutmarking(scp); 2558 break; 2559 } 2560 break; 2561 2562 case 'K': /* Clear all or part of line */ 2563 if (scp->term.num_param == 0) 2564 n = 0; 2565 else 2566 n = scp->term.param[0]; 2567 switch (n) { 2568 case 0: /* clear form cursor to end of line */ 2569 sc_vtb_erase(&scp->vtb, scp->cursor_pos, 2570 scp->xsize - scp->xpos, 2571 sc->scr_map[0x20], scp->term.cur_color); 2572 mark_for_update(scp, scp->cursor_pos); 2573 mark_for_update(scp, scp->cursor_pos + 2574 scp->xsize - 1 - scp->xpos); 2575 break; 2576 case 1: /* clear from beginning of line to cursor */ 2577 sc_vtb_erase(&scp->vtb, scp->cursor_pos - scp->xpos, 2578 scp->xpos + 1, 2579 sc->scr_map[0x20], scp->term.cur_color); 2580 mark_for_update(scp, scp->ypos * scp->xsize); 2581 mark_for_update(scp, scp->cursor_pos); 2582 break; 2583 case 2: /* clear entire line */ 2584 sc_vtb_erase(&scp->vtb, scp->cursor_pos - scp->xpos, 2585 scp->xsize, 2586 sc->scr_map[0x20], scp->term.cur_color); 2587 mark_for_update(scp, scp->ypos * scp->xsize); 2588 mark_for_update(scp, (scp->ypos + 1) * scp->xsize - 1); 2589 break; 2590 } 2591 break; 2592 2593 case 'L': /* Insert n lines */ 2594 n = scp->term.param[0]; if (n < 1) n = 1; 2595 if (n > scp->ysize - scp->ypos) 2596 n = scp->ysize - scp->ypos; 2597 sc_vtb_ins(&scp->vtb, scp->ypos * scp->xsize, n * scp->xsize, 2598 sc->scr_map[0x20], scp->term.cur_color); 2599 mark_for_update(scp, scp->ypos * scp->xsize); 2600 mark_for_update(scp, scp->xsize * scp->ysize - 1); 2601 break; 2602 2603 case 'M': /* Delete n lines */ 2604 n = scp->term.param[0]; if (n < 1) n = 1; 2605 if (n > scp->ysize - scp->ypos) 2606 n = scp->ysize - scp->ypos; 2607 sc_vtb_delete(&scp->vtb, scp->ypos * scp->xsize, n * scp->xsize, 2608 sc->scr_map[0x20], scp->term.cur_color); 2609 mark_for_update(scp, scp->ypos * scp->xsize); 2610 mark_for_update(scp, scp->xsize * scp->ysize - 1); 2611 break; 2612 2613 case 'P': /* Delete n chars */ 2614 n = scp->term.param[0]; if (n < 1) n = 1; 2615 if (n > scp->xsize - scp->xpos) 2616 n = scp->xsize - scp->xpos; 2617 count = scp->xsize - (scp->xpos + n); 2618 sc_vtb_move(&scp->vtb, scp->cursor_pos + n, scp->cursor_pos, count); 2619 sc_vtb_erase(&scp->vtb, scp->cursor_pos + count, n, 2620 sc->scr_map[0x20], scp->term.cur_color); 2621 mark_for_update(scp, scp->cursor_pos); 2622 mark_for_update(scp, scp->cursor_pos + n + count - 1); 2623 break; 2624 2625 case '@': /* Insert n chars */ 2626 n = scp->term.param[0]; if (n < 1) n = 1; 2627 if (n > scp->xsize - scp->xpos) 2628 n = scp->xsize - scp->xpos; 2629 count = scp->xsize - (scp->xpos + n); 2630 sc_vtb_move(&scp->vtb, scp->cursor_pos, scp->cursor_pos + n, count); 2631 sc_vtb_erase(&scp->vtb, scp->cursor_pos, n, 2632 sc->scr_map[0x20], scp->term.cur_color); 2633 mark_for_update(scp, scp->cursor_pos); 2634 mark_for_update(scp, scp->cursor_pos + n + count - 1); 2635 break; 2636 2637 case 'S': /* scroll up n lines */ 2638 n = scp->term.param[0]; if (n < 1) n = 1; 2639 if (n > scp->ysize) 2640 n = scp->ysize; 2641 sc_vtb_delete(&scp->vtb, 0, n * scp->xsize, 2642 sc->scr_map[0x20], scp->term.cur_color); 2643 mark_all(scp); 2644 break; 2645 2646 case 'T': /* scroll down n lines */ 2647 n = scp->term.param[0]; if (n < 1) n = 1; 2648 if (n > scp->ysize) 2649 n = scp->ysize; 2650 sc_vtb_ins(&scp->vtb, 0, n * scp->xsize, 2651 sc->scr_map[0x20], scp->term.cur_color); 2652 mark_all(scp); 2653 break; 2654 2655 case 'X': /* erase n characters in line */ 2656 n = scp->term.param[0]; if (n < 1) n = 1; 2657 if (n > scp->xsize - scp->xpos) 2658 n = scp->xsize - scp->xpos; 2659 sc_vtb_erase(&scp->vtb, scp->cursor_pos, n, 2660 sc->scr_map[0x20], scp->term.cur_color); 2661 mark_for_update(scp, scp->cursor_pos); 2662 mark_for_update(scp, scp->cursor_pos + n - 1); 2663 break; 2664 2665 case 'Z': /* move n tabs backwards */ 2666 n = scp->term.param[0]; if (n < 1) n = 1; 2667 if ((i = scp->xpos & 0xf8) == scp->xpos) 2668 i -= 8*n; 2669 else 2670 i -= 8*(n-1); 2671 if (i < 0) 2672 i = 0; 2673 move_crsr(scp, i, scp->ypos); 2674 break; 2675 2676 case '`': /* move cursor to column n */ 2677 n = scp->term.param[0]; if (n < 1) n = 1; 2678 move_crsr(scp, n - 1, scp->ypos); 2679 break; 2680 2681 case 'a': /* move cursor n columns to the right */ 2682 n = scp->term.param[0]; if (n < 1) n = 1; 2683 move_crsr(scp, scp->xpos + n, scp->ypos); 2684 break; 2685 2686 case 'd': /* move cursor to row n */ 2687 n = scp->term.param[0]; if (n < 1) n = 1; 2688 move_crsr(scp, scp->xpos, n - 1); 2689 break; 2690 2691 case 'e': /* move cursor n rows down */ 2692 n = scp->term.param[0]; if (n < 1) n = 1; 2693 move_crsr(scp, scp->xpos, scp->ypos + n); 2694 break; 2695 2696 case 'm': /* change attribute */ 2697 if (scp->term.num_param == 0) { 2698 scp->term.attr_mask = NORMAL_ATTR; 2699 scp->term.cur_attr = 2700 scp->term.cur_color = scp->term.std_color; 2701 break; 2702 } 2703 for (i = 0; i < scp->term.num_param; i++) { 2704 switch (n = scp->term.param[i]) { 2705 case 0: /* back to normal */ 2706 scp->term.attr_mask = NORMAL_ATTR; 2707 scp->term.cur_attr = 2708 scp->term.cur_color = scp->term.std_color; 2709 break; 2710 case 1: /* bold */ 2711 scp->term.attr_mask |= BOLD_ATTR; 2712 scp->term.cur_attr = mask2attr(&scp->term); 2713 break; 2714 case 4: /* underline */ 2715 scp->term.attr_mask |= UNDERLINE_ATTR; 2716 scp->term.cur_attr = mask2attr(&scp->term); 2717 break; 2718 case 5: /* blink */ 2719 scp->term.attr_mask |= BLINK_ATTR; 2720 scp->term.cur_attr = mask2attr(&scp->term); 2721 break; 2722 case 7: /* reverse video */ 2723 scp->term.attr_mask |= REVERSE_ATTR; 2724 scp->term.cur_attr = mask2attr(&scp->term); 2725 break; 2726 case 30: case 31: /* set fg color */ 2727 case 32: case 33: case 34: 2728 case 35: case 36: case 37: 2729 scp->term.attr_mask |= FOREGROUND_CHANGED; 2730 scp->term.cur_color = 2731 (scp->term.cur_color&0xF000) | (ansi_col[(n-30)&7]<<8); 2732 scp->term.cur_attr = mask2attr(&scp->term); 2733 break; 2734 case 40: case 41: /* set bg color */ 2735 case 42: case 43: case 44: 2736 case 45: case 46: case 47: 2737 scp->term.attr_mask |= BACKGROUND_CHANGED; 2738 scp->term.cur_color = 2739 (scp->term.cur_color&0x0F00) | (ansi_col[(n-40)&7]<<12); 2740 scp->term.cur_attr = mask2attr(&scp->term); 2741 break; 2742 } 2743 } 2744 break; 2745 2746 case 's': /* Save cursor position */ 2747 scp->saved_xpos = scp->xpos; 2748 scp->saved_ypos = scp->ypos; 2749 break; 2750 2751 case 'u': /* Restore saved cursor position */ 2752 if (scp->saved_xpos >= 0 && scp->saved_ypos >= 0) 2753 move_crsr(scp, scp->saved_xpos, scp->saved_ypos); 2754 break; 2755 2756 case 'x': 2757 if (scp->term.num_param == 0) 2758 n = 0; 2759 else 2760 n = scp->term.param[0]; 2761 switch (n) { 2762 case 0: /* reset attributes */ 2763 scp->term.attr_mask = NORMAL_ATTR; 2764 scp->term.cur_attr = 2765 scp->term.cur_color = scp->term.std_color = 2766 current_default->std_color; 2767 scp->term.rev_color = current_default->rev_color; 2768 break; 2769 case 1: /* set ansi background */ 2770 scp->term.attr_mask &= ~BACKGROUND_CHANGED; 2771 scp->term.cur_color = scp->term.std_color = 2772 (scp->term.std_color & 0x0F00) | 2773 (ansi_col[(scp->term.param[1])&0x0F]<<12); 2774 scp->term.cur_attr = mask2attr(&scp->term); 2775 break; 2776 case 2: /* set ansi foreground */ 2777 scp->term.attr_mask &= ~FOREGROUND_CHANGED; 2778 scp->term.cur_color = scp->term.std_color = 2779 (scp->term.std_color & 0xF000) | 2780 (ansi_col[(scp->term.param[1])&0x0F]<<8); 2781 scp->term.cur_attr = mask2attr(&scp->term); 2782 break; 2783 case 3: /* set ansi attribute directly */ 2784 scp->term.attr_mask &= ~(FOREGROUND_CHANGED|BACKGROUND_CHANGED); 2785 scp->term.cur_color = scp->term.std_color = 2786 (scp->term.param[1]&0xFF)<<8; 2787 scp->term.cur_attr = mask2attr(&scp->term); 2788 break; 2789 case 5: /* set ansi reverse video background */ 2790 scp->term.rev_color = 2791 (scp->term.rev_color & 0x0F00) | 2792 (ansi_col[(scp->term.param[1])&0x0F]<<12); 2793 scp->term.cur_attr = mask2attr(&scp->term); 2794 break; 2795 case 6: /* set ansi reverse video foreground */ 2796 scp->term.rev_color = 2797 (scp->term.rev_color & 0xF000) | 2798 (ansi_col[(scp->term.param[1])&0x0F]<<8); 2799 scp->term.cur_attr = mask2attr(&scp->term); 2800 break; 2801 case 7: /* set ansi reverse video directly */ 2802 scp->term.rev_color = 2803 (scp->term.param[1]&0xFF)<<8; 2804 scp->term.cur_attr = mask2attr(&scp->term); 2805 break; 2806 } 2807 break; 2808 2809 case 'z': /* switch to (virtual) console n */ 2810 if (scp->term.num_param == 1) 2811 switch_scr(sc, scp->term.param[0]); 2812 break; 2813 } 2814 } 2815 else if (scp->term.esc == 3) { /* seen ESC [0-9]+ = */ 2816 if (c >= '0' && c <= '9') { 2817 if (scp->term.num_param < MAX_ESC_PAR) { 2818 if (scp->term.last_param != scp->term.num_param) { 2819 scp->term.last_param = scp->term.num_param; 2820 scp->term.param[scp->term.num_param] = 0; 2821 } 2822 else 2823 scp->term.param[scp->term.num_param] *= 10; 2824 scp->term.param[scp->term.num_param] += c - '0'; 2825 return; 2826 } 2827 } 2828 scp->term.num_param = scp->term.last_param + 1; 2829 switch (c) { 2830 2831 case ';': 2832 if (scp->term.num_param < MAX_ESC_PAR) 2833 return; 2834 break; 2835 2836 case 'A': /* set display border color */ 2837 if (scp->term.num_param == 1) { 2838 scp->border=scp->term.param[0] & 0xff; 2839 if (scp == sc->cur_scp) 2840 set_border(scp, scp->border); 2841 } 2842 break; 2843 2844 case 'B': /* set bell pitch and duration */ 2845 if (scp->term.num_param == 2) { 2846 scp->bell_pitch = scp->term.param[0]; 2847 scp->bell_duration = scp->term.param[1]; 2848 } 2849 break; 2850 2851 case 'C': /* set cursor type & shape */ 2852 if (!ISGRAPHSC(sc->cur_scp)) 2853 remove_cursor_image(sc->cur_scp); 2854 if (scp->term.num_param == 1) { 2855 if (scp->term.param[0] & 0x01) 2856 sc->flags |= SC_BLINK_CURSOR; 2857 else 2858 sc->flags &= ~SC_BLINK_CURSOR; 2859 if (scp->term.param[0] & 0x02) 2860 sc->flags |= SC_CHAR_CURSOR; 2861 else 2862 sc->flags &= ~SC_CHAR_CURSOR; 2863 } 2864 else if (scp->term.num_param == 2) { 2865 sc->cursor_base = scp->font_size 2866 - (scp->term.param[1] & 0x1F) - 1; 2867 sc->cursor_height = (scp->term.param[1] & 0x1F) 2868 - (scp->term.param[0] & 0x1F) + 1; 2869 } 2870 /* 2871 * The cursor shape is global property; all virtual consoles 2872 * are affected. Update the cursor in the current console... 2873 */ 2874 if (!ISGRAPHSC(sc->cur_scp)) { 2875 i = spltty(); 2876 sc_set_cursor_image(sc->cur_scp); 2877 draw_cursor_image(sc->cur_scp); 2878 splx(i); 2879 } 2880 break; 2881 2882 case 'F': /* set ansi foreground */ 2883 if (scp->term.num_param == 1) { 2884 scp->term.attr_mask &= ~FOREGROUND_CHANGED; 2885 scp->term.cur_color = scp->term.std_color = 2886 (scp->term.std_color & 0xF000) 2887 | ((scp->term.param[0] & 0x0F) << 8); 2888 scp->term.cur_attr = mask2attr(&scp->term); 2889 } 2890 break; 2891 2892 case 'G': /* set ansi background */ 2893 if (scp->term.num_param == 1) { 2894 scp->term.attr_mask &= ~BACKGROUND_CHANGED; 2895 scp->term.cur_color = scp->term.std_color = 2896 (scp->term.std_color & 0x0F00) 2897 | ((scp->term.param[0] & 0x0F) << 12); 2898 scp->term.cur_attr = mask2attr(&scp->term); 2899 } 2900 break; 2901 2902 case 'H': /* set ansi reverse video foreground */ 2903 if (scp->term.num_param == 1) { 2904 scp->term.rev_color = 2905 (scp->term.rev_color & 0xF000) 2906 | ((scp->term.param[0] & 0x0F) << 8); 2907 scp->term.cur_attr = mask2attr(&scp->term); 2908 } 2909 break; 2910 2911 case 'I': /* set ansi reverse video background */ 2912 if (scp->term.num_param == 1) { 2913 scp->term.rev_color = 2914 (scp->term.rev_color & 0x0F00) 2915 | ((scp->term.param[0] & 0x0F) << 12); 2916 scp->term.cur_attr = mask2attr(&scp->term); 2917 } 2918 break; 2919 } 2920 } 2921 #if notyet 2922 else if (scp->term.esc == 4) { /* seen ESC Q */ 2923 /* to be filled */ 2924 } 2925 #endif 2926 else if (scp->term.esc == 5) { /* seen ESC ( */ 2927 switch (c) { 2928 case 'B': /* iso-2022: desginate ASCII into G0 */ 2929 break; 2930 /* other items to be filled */ 2931 default: 2932 break; 2933 } 2934 } 2935 scp->term.esc = 0; 2936 } 2937 2938 static void 2939 ansi_put(scr_stat *scp, u_char *buf, int len) 2940 { 2941 u_char *ptr = buf; 2942 2943 #if NSPLASH > 0 2944 /* make screensaver happy */ 2945 if (!sticky_splash && scp == scp->sc->cur_scp) 2946 run_scrn_saver = FALSE; 2947 #endif 2948 2949 outloop: 2950 scp->sc->write_in_progress++; 2951 if (scp->term.esc) { 2952 scan_esc(scp, *ptr++); 2953 len--; 2954 } 2955 else if (PRINTABLE(*ptr)) { /* Print only printables */ 2956 vm_offset_t p; 2957 u_char *map; 2958 int cnt; 2959 int attr; 2960 int i; 2961 2962 p = sc_vtb_pointer(&scp->vtb, scp->cursor_pos); 2963 map = scp->sc->scr_map; 2964 attr = scp->term.cur_attr; 2965 2966 cnt = (len <= scp->xsize - scp->xpos) ? len : (scp->xsize - scp->xpos); 2967 i = cnt; 2968 do { 2969 /* 2970 * gcc-2.6.3 generates poor (un)sign extension code. Casting the 2971 * pointers in the following to volatile should have no effect, 2972 * but in fact speeds up this inner loop from 26 to 18 cycles 2973 * (+ cache misses) on i486's. 2974 */ 2975 #define UCVP(ucp) ((u_char volatile *)(ucp)) 2976 p = sc_vtb_putchar(&scp->vtb, p, UCVP(map)[*UCVP(ptr)], attr); 2977 ++ptr; 2978 --i; 2979 } while (i > 0 && PRINTABLE(*ptr)); 2980 2981 len -= cnt - i; 2982 mark_for_update(scp, scp->cursor_pos); 2983 scp->cursor_pos += cnt - i; 2984 mark_for_update(scp, scp->cursor_pos - 1); 2985 scp->xpos += cnt - i; 2986 2987 if (scp->xpos >= scp->xsize) { 2988 scp->xpos = 0; 2989 scp->ypos++; 2990 } 2991 } 2992 else { 2993 switch(*ptr) { 2994 case 0x07: 2995 do_bell(scp, scp->bell_pitch, scp->bell_duration); 2996 break; 2997 2998 case 0x08: /* non-destructive backspace */ 2999 if (scp->cursor_pos > 0) { 3000 mark_for_update(scp, scp->cursor_pos); 3001 scp->cursor_pos--; 3002 mark_for_update(scp, scp->cursor_pos); 3003 if (scp->xpos > 0) 3004 scp->xpos--; 3005 else { 3006 scp->xpos += scp->xsize - 1; 3007 scp->ypos--; 3008 } 3009 } 3010 break; 3011 3012 case 0x09: /* non-destructive tab */ 3013 mark_for_update(scp, scp->cursor_pos); 3014 scp->cursor_pos += (8 - scp->xpos % 8u); 3015 mark_for_update(scp, scp->cursor_pos); 3016 if ((scp->xpos += (8 - scp->xpos % 8u)) >= scp->xsize) { 3017 scp->xpos = 0; 3018 scp->ypos++; 3019 } 3020 break; 3021 3022 case 0x0a: /* newline, same pos */ 3023 mark_for_update(scp, scp->cursor_pos); 3024 scp->cursor_pos += scp->xsize; 3025 mark_for_update(scp, scp->cursor_pos); 3026 scp->ypos++; 3027 break; 3028 3029 case 0x0c: /* form feed, clears screen */ 3030 sc_clear_screen(scp); 3031 break; 3032 3033 case 0x0d: /* return, return to pos 0 */ 3034 mark_for_update(scp, scp->cursor_pos); 3035 scp->cursor_pos -= scp->xpos; 3036 mark_for_update(scp, scp->cursor_pos); 3037 scp->xpos = 0; 3038 break; 3039 3040 case 0x1b: /* start escape sequence */ 3041 scp->term.esc = 1; 3042 scp->term.num_param = 0; 3043 break; 3044 } 3045 ptr++; len--; 3046 } 3047 /* do we have to scroll ?? */ 3048 if (scp->cursor_pos >= scp->ysize * scp->xsize) { 3049 sc_remove_cutmarking(scp); 3050 #ifndef SC_NO_HISTORY 3051 if (scp->history != NULL) 3052 sc_hist_save_one_line(scp, 0); 3053 #endif 3054 sc_vtb_delete(&scp->vtb, 0, scp->xsize, 3055 scp->sc->scr_map[0x20], scp->term.cur_color); 3056 scp->cursor_pos -= scp->xsize; 3057 scp->ypos--; 3058 mark_all(scp); 3059 } 3060 scp->sc->write_in_progress--; 3061 if (len) 3062 goto outloop; 3063 if (scp->sc->delayed_next_scr) 3064 switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3065 } 3066 3067 static void 3068 draw_cursor_image(scr_stat *scp) 3069 { 3070 /* assert(scp == scp->sc->cur_scp); */ 3071 ++scp->sc->videoio_in_progress; 3072 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 3073 scp->sc->flags & SC_BLINK_CURSOR, TRUE, 3074 sc_inside_cutmark(scp, scp->cursor_pos)); 3075 --scp->sc->videoio_in_progress; 3076 } 3077 3078 static void 3079 remove_cursor_image(scr_stat *scp) 3080 { 3081 /* assert(scp == scp->sc->cur_scp); */ 3082 ++scp->sc->videoio_in_progress; 3083 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 3084 scp->sc->flags & SC_BLINK_CURSOR, FALSE, 3085 sc_inside_cutmark(scp, scp->cursor_oldpos)); 3086 --scp->sc->videoio_in_progress; 3087 } 3088 3089 static void 3090 update_cursor_image(scr_stat *scp) 3091 { 3092 int blink; 3093 3094 if (scp->sc->flags & SC_CHAR_CURSOR) { 3095 scp->cursor_base = scp->sc->cursor_base; 3096 scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size); 3097 } else { 3098 scp->cursor_base = 0; 3099 scp->cursor_height = scp->font_size; 3100 } 3101 blink = scp->sc->flags & SC_BLINK_CURSOR; 3102 3103 /* assert(scp == scp->sc->cur_scp); */ 3104 ++scp->sc->videoio_in_progress; 3105 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, blink, FALSE, 3106 sc_inside_cutmark(scp, scp->cursor_pos)); 3107 (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, blink); 3108 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, blink, TRUE, 3109 sc_inside_cutmark(scp, scp->cursor_pos)); 3110 --scp->sc->videoio_in_progress; 3111 } 3112 3113 void 3114 sc_set_cursor_image(scr_stat *scp) 3115 { 3116 if (scp->sc->flags & SC_CHAR_CURSOR) { 3117 scp->cursor_base = scp->sc->cursor_base; 3118 scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size); 3119 } else { 3120 scp->cursor_base = 0; 3121 scp->cursor_height = scp->font_size; 3122 } 3123 3124 /* assert(scp == scp->sc->cur_scp); */ 3125 ++scp->sc->videoio_in_progress; 3126 (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, 3127 scp->sc->flags & SC_BLINK_CURSOR); 3128 --scp->sc->videoio_in_progress; 3129 } 3130 3131 static void 3132 move_crsr(scr_stat *scp, int x, int y) 3133 { 3134 if (x < 0) 3135 x = 0; 3136 if (y < 0) 3137 y = 0; 3138 if (x >= scp->xsize) 3139 x = scp->xsize-1; 3140 if (y >= scp->ysize) 3141 y = scp->ysize-1; 3142 scp->xpos = x; 3143 scp->ypos = y; 3144 scp->cursor_pos = scp->ypos * scp->xsize + scp->xpos; 3145 } 3146 3147 static void 3148 scinit(int unit, int flags) 3149 { 3150 /* 3151 * When syscons is being initialized as the kernel console, malloc() 3152 * is not yet functional, because various kernel structures has not been 3153 * fully initialized yet. Therefore, we need to declare the following 3154 * static buffers for the console. This is less than ideal, 3155 * but is necessry evil for the time being. XXX 3156 */ 3157 static scr_stat main_console; 3158 static scr_stat *main_vtys[MAXCONS]; 3159 static struct tty main_tty[MAXCONS]; 3160 static u_short sc_buffer[ROW*COL]; /* XXX */ 3161 #ifdef DEVFS 3162 static void *main_devfs_token[MAXCONS]; 3163 #endif 3164 #ifndef SC_NO_FONT_LOADING 3165 static u_char font_8[256*8]; 3166 static u_char font_14[256*14]; 3167 static u_char font_16[256*16]; 3168 #endif 3169 3170 sc_softc_t *sc; 3171 scr_stat *scp; 3172 video_adapter_t *adp; 3173 int col; 3174 int row; 3175 int i; 3176 3177 /* one time initialization */ 3178 if (init_done == COLD) { 3179 sc_get_bios_values(&bios_value); 3180 current_default = &user_default; 3181 /* kernel console attributes */ 3182 kernel_console.esc = 0; 3183 kernel_console.attr_mask = NORMAL_ATTR; 3184 kernel_console.cur_attr = 3185 kernel_console.cur_color = kernel_console.std_color = 3186 kernel_default.std_color; 3187 kernel_console.rev_color = kernel_default.rev_color; 3188 } 3189 init_done = WARM; 3190 3191 /* 3192 * Allocate resources. Even if we are being called for the second 3193 * time, we must allocate them again, because they might have 3194 * disappeared... 3195 */ 3196 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 3197 adp = NULL; 3198 if (sc->adapter >= 0) { 3199 vid_release(sc->adp, (void *)&sc->adapter); 3200 adp = sc->adp; 3201 sc->adp = NULL; 3202 } 3203 if (sc->keyboard >= 0) { 3204 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 3205 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 3206 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 3207 if (sc->kbd != NULL) { 3208 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, minor:%d, flags:0x%x\n", 3209 unit, sc->kbd->kb_index, sc->kbd->kb_minor, sc->kbd->kb_flags)); 3210 } 3211 sc->kbd = NULL; 3212 } 3213 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 3214 sc->adp = vid_get_adapter(sc->adapter); 3215 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 3216 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, 3217 sckbdevent, sc); 3218 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 3219 sc->kbd = kbd_get_keyboard(sc->keyboard); 3220 if (sc->kbd != NULL) { 3221 DPRINTF(1, ("sc%d: kbd index:%d, minor:%d, flags:0x%x\n", 3222 unit, sc->kbd->kb_index, sc->kbd->kb_minor, sc->kbd->kb_flags)); 3223 } 3224 3225 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 3226 3227 sc->initial_mode = sc->adp->va_initial_mode; 3228 3229 #ifndef SC_NO_FONT_LOADING 3230 if (flags & SC_KERNEL_CONSOLE) { 3231 sc->font_8 = font_8; 3232 sc->font_14 = font_14; 3233 sc->font_16 = font_16; 3234 } else if (sc->font_8 == NULL) { 3235 /* assert(sc_malloc) */ 3236 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 3237 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 3238 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 3239 } 3240 #endif 3241 3242 /* extract the hardware cursor location and hide the cursor for now */ 3243 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 3244 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 3245 3246 /* set up the first console */ 3247 sc->first_vty = unit*MAXCONS; 3248 if (flags & SC_KERNEL_CONSOLE) { 3249 sc->vtys = sizeof(main_vtys)/sizeof(main_vtys[0]); 3250 sc->tty = main_tty; 3251 #ifdef DEVFS 3252 sc->devfs_token = main_devfs_token; 3253 #endif 3254 sc->console = main_vtys; 3255 scp = main_vtys[0] = &main_console; 3256 init_scp(sc, sc->first_vty, scp); 3257 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 3258 (void *)sc_buffer, FALSE); 3259 } else { 3260 /* assert(sc_malloc) */ 3261 sc->vtys = MAXCONS; 3262 sc->tty = malloc(sizeof(struct tty)*MAXCONS, M_DEVBUF, M_WAITOK); 3263 bzero(sc->tty, sizeof(struct tty)*MAXCONS); 3264 #ifdef DEVFS 3265 sc->devfs_token = malloc(sizeof(void *)*MAXCONS, 3266 M_DEVBUF, M_WAITOK); 3267 #endif 3268 sc->console = malloc(sizeof(struct scr_stat *)*MAXCONS, 3269 M_DEVBUF, M_WAITOK); 3270 scp = sc->console[0] = alloc_scp(sc, sc->first_vty); 3271 } 3272 sc->cur_scp = scp; 3273 3274 /* copy screen to temporary buffer */ 3275 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3276 (void *)scp->sc->adp->va_window, FALSE); 3277 if (ISTEXTSC(scp)) 3278 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 3279 3280 /* move cursors to the initial positions */ 3281 scp->mouse_pos = scp->mouse_oldpos = 0; 3282 if (col >= scp->xsize) 3283 col = 0; 3284 if (row >= scp->ysize) 3285 row = scp->ysize - 1; 3286 scp->xpos = col; 3287 scp->ypos = row; 3288 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 3289 if (bios_value.cursor_end < scp->font_size) 3290 sc->cursor_base = scp->font_size - bios_value.cursor_end - 1; 3291 else 3292 sc->cursor_base = 0; 3293 i = bios_value.cursor_end - bios_value.cursor_start + 1; 3294 sc->cursor_height = imin(i, scp->font_size); 3295 if (!ISGRAPHSC(scp)) { 3296 sc_set_cursor_image(scp); 3297 draw_cursor_image(scp); 3298 } 3299 3300 /* save font and palette */ 3301 #ifndef SC_NO_FONT_LOADING 3302 sc->fonts_loaded = 0; 3303 if (ISFONTAVAIL(sc->adp->va_flags)) { 3304 #ifdef SC_DFLT_FONT 3305 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 3306 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 3307 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 3308 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 3309 if (scp->font_size < 14) { 3310 copy_font(scp, LOAD, 8, sc->font_8); 3311 sc->fonts_loaded = FONT_8; 3312 } else if (scp->font_size >= 16) { 3313 copy_font(scp, LOAD, 16, sc->font_16); 3314 sc->fonts_loaded = FONT_16; 3315 } else { 3316 copy_font(scp, LOAD, 14, sc->font_14); 3317 sc->fonts_loaded = FONT_14; 3318 } 3319 #else /* !SC_DFLT_FONT */ 3320 if (scp->font_size < 14) { 3321 copy_font(scp, SAVE, 8, sc->font_8); 3322 sc->fonts_loaded = FONT_8; 3323 } else if (scp->font_size >= 16) { 3324 copy_font(scp, SAVE, 16, sc->font_16); 3325 sc->fonts_loaded = FONT_16; 3326 } else { 3327 copy_font(scp, SAVE, 14, sc->font_14); 3328 sc->fonts_loaded = FONT_14; 3329 } 3330 #endif /* SC_DFLT_FONT */ 3331 /* FONT KLUDGE: always use the font page #0. XXX */ 3332 (*vidsw[sc->adapter]->show_font)(sc->adp, 0); 3333 } 3334 #endif /* !SC_NO_FONT_LOADING */ 3335 3336 #ifndef SC_NO_PALETTE_LOADING 3337 save_palette(sc->adp, sc->palette); 3338 #endif 3339 3340 #if NSPLASH > 0 3341 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { 3342 /* we are ready to put up the splash image! */ 3343 splash_init(sc->adp, scsplash_callback, sc); 3344 sc->flags |= SC_SPLASH_SCRN; 3345 } 3346 #endif /* NSPLASH */ 3347 } 3348 3349 /* the rest is not necessary, if we have done it once */ 3350 if (sc->flags & SC_INIT_DONE) 3351 return; 3352 3353 /* clear structures */ 3354 for (i = 1; i < sc->vtys; i++) 3355 sc->console[i] = NULL; 3356 3357 /* initialize mapscrn arrays to a one to one map */ 3358 for (i = 0; i < sizeof(sc->scr_map); i++) 3359 sc->scr_map[i] = sc->scr_rmap[i] = i; 3360 3361 sc->flags |= SC_INIT_DONE; 3362 } 3363 3364 #if __i386__ 3365 static void 3366 scterm(int unit, int flags) 3367 { 3368 sc_softc_t *sc; 3369 3370 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 3371 if (sc == NULL) 3372 return; /* shouldn't happen */ 3373 3374 #if NSPLASH > 0 3375 /* this console is no longer available for the splash screen */ 3376 if (sc->flags & SC_SPLASH_SCRN) { 3377 splash_term(sc->adp); 3378 sc->flags &= ~SC_SPLASH_SCRN; 3379 } 3380 #endif /* NSPLASH */ 3381 3382 #if 0 /* XXX */ 3383 /* move the hardware cursor to the upper-left corner */ 3384 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 3385 #endif 3386 3387 /* release the keyboard and the video card */ 3388 if (sc->keyboard >= 0) 3389 kbd_release(sc->kbd, &sc->keyboard); 3390 if (sc->adapter >= 0) 3391 vid_release(sc->adp, &sc->adapter); 3392 3393 /* clear the structure */ 3394 if (!(flags & SC_KERNEL_CONSOLE)) { 3395 free(sc->console, M_DEVBUF); 3396 free(sc->tty, M_DEVBUF); 3397 #ifdef DEVFS 3398 free(sc->devfs_token, M_DEVBUF); 3399 #endif 3400 #ifndef SC_NO_FONT_LOADING 3401 free(sc->font_8, M_DEVBUF); 3402 free(sc->font_14, M_DEVBUF); 3403 free(sc->font_16, M_DEVBUF); 3404 #endif 3405 /* XXX vtb, history */ 3406 } 3407 bzero(sc, sizeof(*sc)); 3408 sc->keyboard = -1; 3409 sc->adapter = -1; 3410 } 3411 #endif 3412 3413 static void 3414 scshutdown(int howto, void *arg) 3415 { 3416 /* assert(sc_console != NULL) */ 3417 3418 sc_touch_scrn_saver(); 3419 if (!cold && sc_console 3420 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 3421 && sc_console->smode.mode == VT_AUTO) 3422 switch_scr(sc_console->sc, sc_console->index); 3423 shutdown_in_progress = TRUE; 3424 } 3425 3426 int 3427 sc_clean_up(scr_stat *scp) 3428 { 3429 #if NSPLASH > 0 3430 int error; 3431 #endif /* NSPLASH */ 3432 3433 sc_touch_scrn_saver(); 3434 #if NSPLASH > 0 3435 if ((error = wait_scrn_saver_stop(scp->sc))) 3436 return error; 3437 #endif /* NSPLASH */ 3438 scp->status &= ~MOUSE_VISIBLE; 3439 sc_remove_cutmarking(scp); 3440 return 0; 3441 } 3442 3443 void 3444 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 3445 { 3446 sc_vtb_t new; 3447 sc_vtb_t old; 3448 int s; 3449 3450 old = scp->vtb; 3451 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 3452 if (!discard && (old.vtb_flags & VTB_VALID)) { 3453 /* retain the current cursor position and buffer contants */ 3454 scp->cursor_oldpos = scp->cursor_pos; 3455 /* 3456 * This works only if the old buffer has the same size as or larger 3457 * than the new one. XXX 3458 */ 3459 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 3460 scp->vtb = new; 3461 } else { 3462 /* clear the screen and move the text cursor to the top-left position */ 3463 s = splhigh(); 3464 scp->vtb = new; 3465 sc_clear_screen(scp); 3466 splx(s); 3467 sc_vtb_destroy(&old); 3468 } 3469 3470 #ifndef SC_NO_SYSMOUSE 3471 /* move the mouse cursor at the center of the screen */ 3472 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 3473 #endif 3474 } 3475 3476 static scr_stat 3477 *alloc_scp(sc_softc_t *sc, int vty) 3478 { 3479 scr_stat *scp; 3480 3481 /* assert(sc_malloc) */ 3482 3483 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 3484 init_scp(sc, vty, scp); 3485 3486 sc_alloc_scr_buffer(scp, TRUE, TRUE); 3487 3488 #ifndef SC_NO_SYSMOUSE 3489 if (ISMOUSEAVAIL(sc->adp->va_flags)) 3490 sc_alloc_cut_buffer(scp, TRUE); 3491 #endif 3492 3493 #ifndef SC_NO_HISTORY 3494 sc_alloc_history_buffer(scp, 0, 0, TRUE); 3495 #endif 3496 3497 sc_clear_screen(scp); 3498 return scp; 3499 } 3500 3501 static void 3502 init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 3503 { 3504 video_info_t info; 3505 3506 scp->index = vty; 3507 scp->sc = sc; 3508 scp->status = 0; 3509 scp->mode = sc->initial_mode; 3510 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 3511 if (info.vi_flags & V_INFO_GRAPHICS) { 3512 scp->status |= GRAPHICS_MODE; 3513 scp->xpixel = info.vi_width; 3514 scp->ypixel = info.vi_height; 3515 scp->xsize = info.vi_width/8; 3516 scp->ysize = info.vi_height/info.vi_cheight; 3517 scp->font_size = FONT_NONE; 3518 scp->font = NULL; 3519 } else { 3520 scp->xsize = info.vi_width; 3521 scp->ysize = info.vi_height; 3522 scp->xpixel = scp->xsize*8; 3523 scp->ypixel = scp->ysize*info.vi_cheight; 3524 if (info.vi_cheight < 14) { 3525 scp->font_size = 8; 3526 #ifndef SC_NO_FONT_LOADING 3527 scp->font = sc->font_8; 3528 #else 3529 scp->font = NULL; 3530 #endif 3531 } else if (info.vi_cheight >= 16) { 3532 scp->font_size = 16; 3533 #ifndef SC_NO_FONT_LOADING 3534 scp->font = sc->font_16; 3535 #else 3536 scp->font = NULL; 3537 #endif 3538 } else { 3539 scp->font_size = 14; 3540 #ifndef SC_NO_FONT_LOADING 3541 scp->font = sc->font_14; 3542 #else 3543 scp->font = NULL; 3544 #endif 3545 } 3546 } 3547 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3548 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3549 scp->xoff = scp->yoff = 0; 3550 scp->xpos = scp->ypos = 0; 3551 scp->saved_xpos = scp->saved_ypos = -1; 3552 scp->start = scp->xsize * scp->ysize - 1; 3553 scp->end = 0; 3554 scp->term.esc = 0; 3555 scp->term.attr_mask = NORMAL_ATTR; 3556 scp->term.cur_attr = 3557 scp->term.cur_color = scp->term.std_color = 3558 current_default->std_color; 3559 scp->term.rev_color = current_default->rev_color; 3560 scp->border = BG_BLACK; 3561 scp->cursor_base = sc->cursor_base; 3562 scp->cursor_height = imin(sc->cursor_height, scp->font_size); 3563 scp->mouse_xpos = scp->xoff*8 + scp->xsize*8/2; 3564 scp->mouse_ypos = (scp->ysize + scp->yoff)*scp->font_size/2; 3565 scp->mouse_cut_start = scp->xsize*scp->ysize; 3566 scp->mouse_cut_end = -1; 3567 scp->mouse_signal = 0; 3568 scp->mouse_pid = 0; 3569 scp->mouse_proc = NULL; 3570 scp->kbd_mode = K_XLATE; 3571 scp->bell_pitch = bios_value.bell_pitch; 3572 scp->bell_duration = BELL_DURATION; 3573 scp->status |= (bios_value.shift_state & NLKED); 3574 scp->status |= CURSOR_ENABLED; 3575 scp->pid = 0; 3576 scp->proc = NULL; 3577 scp->smode.mode = VT_AUTO; 3578 scp->history = NULL; 3579 scp->history_pos = 0; 3580 scp->history_size = 0; 3581 3582 /* what if the following call fails... XXX */ 3583 scp->rndr = sc_render_match(scp, scp->sc->adp, 3584 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3585 } 3586 3587 /* 3588 * scgetc(flags) - get character from keyboard. 3589 * If flags & SCGETC_CN, then avoid harmful side effects. 3590 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3591 * return NOKEY if there is nothing there. 3592 */ 3593 static u_int 3594 scgetc(sc_softc_t *sc, u_int flags) 3595 { 3596 scr_stat *scp; 3597 u_int c; 3598 int this_scr; 3599 int f; 3600 int i; 3601 3602 if (sc->kbd == NULL) 3603 return NOKEY; 3604 3605 next_code: 3606 #if 1 3607 /* I don't like this, but... XXX */ 3608 if (flags & SCGETC_CN) 3609 sccnupdate(sc->cur_scp); 3610 #endif 3611 scp = sc->cur_scp; 3612 /* first see if there is something in the keyboard port */ 3613 for (;;) { 3614 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3615 if (c == ERRKEY) { 3616 if (!(flags & SCGETC_CN)) 3617 do_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3618 } else if (c == NOKEY) 3619 return c; 3620 else 3621 break; 3622 } 3623 3624 /* make screensaver happy */ 3625 if (!(c & RELKEY)) 3626 sc_touch_scrn_saver(); 3627 3628 #ifdef __i386__ 3629 if (!(flags & SCGETC_CN)) 3630 /* do the /dev/random device a favour */ 3631 add_keyboard_randomness(c); 3632 #endif 3633 3634 if (scp->kbd_mode != K_XLATE) 3635 return KEYCHAR(c); 3636 3637 /* if scroll-lock pressed allow history browsing */ 3638 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3639 3640 scp->status &= ~CURSOR_ENABLED; 3641 remove_cursor_image(scp); 3642 3643 #ifndef SC_NO_HISTORY 3644 if (!(scp->status & BUFFER_SAVED)) { 3645 scp->status |= BUFFER_SAVED; 3646 sc_hist_save(scp); 3647 } 3648 switch (c) { 3649 /* FIXME: key codes */ 3650 case SPCLKEY | FKEY | F(49): /* home key */ 3651 sc_remove_cutmarking(scp); 3652 sc_hist_home(scp); 3653 goto next_code; 3654 3655 case SPCLKEY | FKEY | F(57): /* end key */ 3656 sc_remove_cutmarking(scp); 3657 sc_hist_end(scp); 3658 goto next_code; 3659 3660 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3661 sc_remove_cutmarking(scp); 3662 if (sc_hist_up_line(scp)) 3663 if (!(flags & SCGETC_CN)) 3664 do_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3665 goto next_code; 3666 3667 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3668 sc_remove_cutmarking(scp); 3669 if (sc_hist_down_line(scp)) 3670 if (!(flags & SCGETC_CN)) 3671 do_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3672 goto next_code; 3673 3674 case SPCLKEY | FKEY | F(51): /* page up key */ 3675 sc_remove_cutmarking(scp); 3676 for (i=0; i<scp->ysize; i++) 3677 if (sc_hist_up_line(scp)) { 3678 if (!(flags & SCGETC_CN)) 3679 do_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3680 break; 3681 } 3682 goto next_code; 3683 3684 case SPCLKEY | FKEY | F(59): /* page down key */ 3685 sc_remove_cutmarking(scp); 3686 for (i=0; i<scp->ysize; i++) 3687 if (sc_hist_down_line(scp)) { 3688 if (!(flags & SCGETC_CN)) 3689 do_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3690 break; 3691 } 3692 goto next_code; 3693 } 3694 #endif /* SC_NO_HISTORY */ 3695 } 3696 3697 /* 3698 * Process and consume special keys here. Return a plain char code 3699 * or a char code with the META flag or a function key code. 3700 */ 3701 if (c & RELKEY) { 3702 /* key released */ 3703 /* goto next_code */ 3704 } else { 3705 /* key pressed */ 3706 if (c & SPCLKEY) { 3707 c &= ~SPCLKEY; 3708 switch (KEYCHAR(c)) { 3709 /* LOCKING KEYS */ 3710 case NLK: case CLK: case ALK: 3711 break; 3712 case SLK: 3713 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3714 if (f & SLKED) { 3715 scp->status |= SLKED; 3716 } else { 3717 if (scp->status & SLKED) { 3718 scp->status &= ~SLKED; 3719 #ifndef SC_NO_HISTORY 3720 if (scp->status & BUFFER_SAVED) { 3721 if (!sc_hist_restore(scp)) 3722 sc_remove_cutmarking(scp); 3723 scp->status &= ~BUFFER_SAVED; 3724 scp->status |= CURSOR_ENABLED; 3725 draw_cursor_image(scp); 3726 } 3727 #endif 3728 scstart(VIRTUAL_TTY(sc, scp->index)); 3729 } 3730 } 3731 break; 3732 3733 /* NON-LOCKING KEYS */ 3734 case NOP: 3735 case LSH: case RSH: case LCTR: case RCTR: 3736 case LALT: case RALT: case ASH: case META: 3737 break; 3738 3739 case BTAB: 3740 if (!(sc->flags & SC_SCRN_BLANKED)) 3741 return c; 3742 break; 3743 3744 case SPSC: 3745 #if NSPLASH > 0 3746 /* force activatation/deactivation of the screen saver */ 3747 if (!(sc->flags & SC_SCRN_BLANKED)) { 3748 run_scrn_saver = TRUE; 3749 sc->scrn_time_stamp -= scrn_blank_time; 3750 } 3751 if (cold) { 3752 /* 3753 * While devices are being probed, the screen saver need 3754 * to be invoked explictly. XXX 3755 */ 3756 if (sc->flags & SC_SCRN_BLANKED) { 3757 scsplash_stick(FALSE); 3758 stop_scrn_saver(sc, current_saver); 3759 } else { 3760 if (!ISGRAPHSC(scp)) { 3761 scsplash_stick(TRUE); 3762 (*current_saver)(sc, TRUE); 3763 } 3764 } 3765 } 3766 #endif /* NSPLASH */ 3767 break; 3768 3769 case RBT: 3770 #ifndef SC_DISABLE_REBOOT 3771 shutdown_nice(); 3772 #endif 3773 break; 3774 3775 #if NAPM > 0 3776 case SUSP: 3777 apm_suspend(PMST_SUSPEND); 3778 break; 3779 case STBY: 3780 apm_suspend(PMST_STANDBY); 3781 break; 3782 #else 3783 case SUSP: 3784 case STBY: 3785 break; 3786 #endif 3787 3788 case DBG: 3789 #ifndef SC_DISABLE_DDBKEY 3790 #ifdef DDB 3791 if (debugger) 3792 break; 3793 /* try to switch to the kernel console screen */ 3794 if (sc_console) { 3795 /* 3796 * TRY to make sure the screen saver is stopped, 3797 * and the screen is updated before switching to 3798 * the vty0. 3799 */ 3800 scrn_timer(NULL); 3801 if (!cold 3802 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 3803 && sc_console->smode.mode == VT_AUTO) 3804 switch_scr(sc_console->sc, sc_console->index); 3805 } 3806 Debugger("manual escape to debugger"); 3807 #else 3808 printf("No debugger in kernel\n"); 3809 #endif 3810 #else /* SC_DISABLE_DDBKEY */ 3811 /* do nothing */ 3812 #endif /* SC_DISABLE_DDBKEY */ 3813 break; 3814 3815 case NEXT: 3816 this_scr = scp->index; 3817 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3818 sc->first_vty + i != this_scr; 3819 i = (i + 1)%sc->vtys) { 3820 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3821 if (tp->t_state & TS_ISOPEN) { 3822 switch_scr(scp->sc, sc->first_vty + i); 3823 break; 3824 } 3825 } 3826 break; 3827 3828 case PREV: 3829 this_scr = scp->index; 3830 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3831 sc->first_vty + i != this_scr; 3832 i = (i + sc->vtys - 1)%sc->vtys) { 3833 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3834 if (tp->t_state & TS_ISOPEN) { 3835 switch_scr(scp->sc, sc->first_vty + i); 3836 break; 3837 } 3838 } 3839 break; 3840 3841 default: 3842 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3843 switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3844 break; 3845 } 3846 /* assert(c & FKEY) */ 3847 if (!(sc->flags & SC_SCRN_BLANKED)) 3848 return c; 3849 break; 3850 } 3851 /* goto next_code */ 3852 } else { 3853 /* regular keys (maybe MKEY is set) */ 3854 if (!(sc->flags & SC_SCRN_BLANKED)) 3855 return c; 3856 } 3857 } 3858 3859 goto next_code; 3860 } 3861 3862 int 3863 scmmap(dev_t dev, vm_offset_t offset, int nprot) 3864 { 3865 struct tty *tp; 3866 struct scr_stat *scp; 3867 3868 tp = scdevtotty(dev); 3869 if (!tp) 3870 return ENXIO; 3871 scp = sc_get_scr_stat(tp->t_dev); 3872 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, nprot); 3873 } 3874 3875 /* 3876 * Calculate hardware attributes word using logical attributes mask and 3877 * hardware colors 3878 */ 3879 3880 static int 3881 mask2attr(struct term_stat *term) 3882 { 3883 int attr, mask = term->attr_mask; 3884 3885 if (mask & REVERSE_ATTR) { 3886 attr = ((mask & FOREGROUND_CHANGED) ? 3887 ((term->cur_color & 0xF000) >> 4) : 3888 (term->rev_color & 0x0F00)) | 3889 ((mask & BACKGROUND_CHANGED) ? 3890 ((term->cur_color & 0x0F00) << 4) : 3891 (term->rev_color & 0xF000)); 3892 } else 3893 attr = term->cur_color; 3894 3895 /* XXX: underline mapping for Hercules adapter can be better */ 3896 if (mask & (BOLD_ATTR | UNDERLINE_ATTR)) 3897 attr ^= 0x0800; 3898 if (mask & BLINK_ATTR) 3899 attr ^= 0x8000; 3900 3901 return attr; 3902 } 3903 3904 static int 3905 save_kbd_state(scr_stat *scp) 3906 { 3907 int state; 3908 int error; 3909 3910 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3911 if (error == ENOIOCTL) 3912 error = ENODEV; 3913 if (error == 0) { 3914 scp->status &= ~LOCK_MASK; 3915 scp->status |= state; 3916 } 3917 return error; 3918 } 3919 3920 static int 3921 update_kbd_state(scr_stat *scp, int new_bits, int mask) 3922 { 3923 int state; 3924 int error; 3925 3926 if (mask != LOCK_MASK) { 3927 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3928 if (error == ENOIOCTL) 3929 error = ENODEV; 3930 if (error) 3931 return error; 3932 state &= ~mask; 3933 state |= new_bits & mask; 3934 } else { 3935 state = new_bits & LOCK_MASK; 3936 } 3937 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3938 if (error == ENOIOCTL) 3939 error = ENODEV; 3940 return error; 3941 } 3942 3943 static int 3944 update_kbd_leds(scr_stat *scp, int which) 3945 { 3946 int error; 3947 3948 which &= LOCK_MASK; 3949 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3950 if (error == ENOIOCTL) 3951 error = ENODEV; 3952 return error; 3953 } 3954 3955 int 3956 set_mode(scr_stat *scp) 3957 { 3958 video_info_t info; 3959 3960 /* reject unsupported mode */ 3961 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3962 return 1; 3963 3964 /* if this vty is not currently showing, do nothing */ 3965 if (scp != scp->sc->cur_scp) 3966 return 0; 3967 3968 /* setup video hardware for the given mode */ 3969 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3970 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3971 (void *)scp->sc->adp->va_window, FALSE); 3972 3973 #ifndef SC_NO_FONT_LOADING 3974 /* load appropriate font */ 3975 if (!(scp->status & GRAPHICS_MODE)) { 3976 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3977 if (scp->font_size < 14) { 3978 if (scp->sc->fonts_loaded & FONT_8) 3979 copy_font(scp, LOAD, 8, scp->sc->font_8); 3980 } else if (scp->font_size >= 16) { 3981 if (scp->sc->fonts_loaded & FONT_16) 3982 copy_font(scp, LOAD, 16, scp->sc->font_16); 3983 } else { 3984 if (scp->sc->fonts_loaded & FONT_14) 3985 copy_font(scp, LOAD, 14, scp->sc->font_14); 3986 } 3987 /* 3988 * FONT KLUDGE: 3989 * This is an interim kludge to display correct font. 3990 * Always use the font page #0 on the video plane 2. 3991 * Somehow we cannot show the font in other font pages on 3992 * some video cards... XXX 3993 */ 3994 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, 0); 3995 } 3996 mark_all(scp); 3997 } 3998 #endif /* !SC_NO_FONT_LOADING */ 3999 4000 set_border(scp, scp->border); 4001 sc_set_cursor_image(scp); 4002 4003 return 0; 4004 } 4005 4006 void 4007 set_border(scr_stat *scp, int color) 4008 { 4009 ++scp->sc->videoio_in_progress; 4010 (*scp->rndr->draw_border)(scp, color); 4011 --scp->sc->videoio_in_progress; 4012 } 4013 4014 #ifndef SC_NO_FONT_LOADING 4015 void 4016 copy_font(scr_stat *scp, int operation, int font_size, u_char *buf) 4017 { 4018 /* 4019 * FONT KLUDGE: 4020 * This is an interim kludge to display correct font. 4021 * Always use the font page #0 on the video plane 2. 4022 * Somehow we cannot show the font in other font pages on 4023 * some video cards... XXX 4024 */ 4025 scp->sc->font_loading_in_progress = TRUE; 4026 if (operation == LOAD) { 4027 (*vidsw[scp->sc->adapter]->load_font)(scp->sc->adp, 0, font_size, 4028 buf, 0, 256); 4029 } else if (operation == SAVE) { 4030 (*vidsw[scp->sc->adapter]->save_font)(scp->sc->adp, 0, font_size, 4031 buf, 0, 256); 4032 } 4033 scp->sc->font_loading_in_progress = FALSE; 4034 } 4035 #endif /* !SC_NO_FONT_LOADING */ 4036 4037 #ifndef SC_NO_SYSMOUSE 4038 struct tty 4039 *sc_get_mouse_tty(void) 4040 { 4041 return MOUSE_TTY; 4042 } 4043 #endif /* !SC_NO_SYSMOUSE */ 4044 4045 #ifndef SC_NO_CUTPASTE 4046 void 4047 sc_paste(scr_stat *scp, u_char *p, int count) 4048 { 4049 struct tty *tp; 4050 u_char *rmap; 4051 4052 if (scp->status & MOUSE_VISIBLE) { 4053 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 4054 rmap = scp->sc->scr_rmap; 4055 for (; count > 0; --count) 4056 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); 4057 } 4058 } 4059 #endif /* SC_NO_CUTPASTE */ 4060 4061 static void 4062 do_bell(scr_stat *scp, int pitch, int duration) 4063 { 4064 if (cold || shutdown_in_progress) 4065 return; 4066 4067 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 4068 return; 4069 4070 if (scp->sc->flags & SC_VISUAL_BELL) { 4071 if (scp->sc->blink_in_progress) 4072 return; 4073 scp->sc->blink_in_progress = 3; 4074 if (scp != scp->sc->cur_scp) 4075 scp->sc->blink_in_progress += 2; 4076 blink_screen(scp->sc->cur_scp); 4077 } else { 4078 if (scp != scp->sc->cur_scp) 4079 pitch *= 2; 4080 sysbeep(pitch, duration); 4081 } 4082 } 4083 4084 static void 4085 blink_screen(void *arg) 4086 { 4087 scr_stat *scp = arg; 4088 4089 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 4090 scp->sc->blink_in_progress = 0; 4091 mark_all(scp); 4092 scstart(VIRTUAL_TTY(scp->sc, scp->index)); 4093 if (scp->sc->delayed_next_scr) 4094 switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 4095 } 4096 else { 4097 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 4098 scp->sc->blink_in_progress & 1); 4099 scp->sc->blink_in_progress--; 4100 timeout(blink_screen, scp, hz / 10); 4101 } 4102 } 4103 4104 #endif /* NSC */ 4105