syscons.c revision 158503
1125635Skientzle/*- 2133244Skientzle * Copyright (c) 1992-1998 S�ren Schmidt 3151275Skientzle * All rights reserved. 4152285Sru * 5152285Sru * This code is derived from software contributed to The DragonFly Project 6133244Skientzle * by Sascha Wildner <saw@online.de> 7156417Skientzle * 8156417Skientzle * Redistribution and use in source and binary forms, with or without 9156417Skientzle * modification, are permitted provided that the following conditions 10156417Skientzle * are met: 11156417Skientzle * 1. Redistributions of source code must retain the above copyright 12158203Skientzle * notice, this list of conditions and the following disclaimer, 13156417Skientzle * without modification, immediately at the beginning of the file. 14156417Skientzle * 2. Redistributions in binary form must reproduce the above copyright 15151275Skientzle * notice, this list of conditions and the following disclaimer in the 16164013Skientzle * documentation and/or other materials provided with the distribution. 17164013Skientzle * 3. The name of the author may not be used to endorse or promote products 18164013Skientzle * derived from this software without specific prior written permission. 19151275Skientzle * 20133244Skientzle * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21133244Skientzle * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22133244Skientzle * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23133244Skientzle * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24151275Skientzle * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25133244Skientzle * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26133244Skientzle * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27133244Skientzle * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28133244Skientzle * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29133244Skientzle * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30133244Skientzle */ 31151275Skientzle 32133244Skientzle#include <sys/cdefs.h> 33133244Skientzle__FBSDID("$FreeBSD: head/sys/dev/syscons/syscons.c 158503 2006-05-12 22:43:07Z keramida $"); 34156417Skientzle 35162028Skientzle#include "opt_syscons.h" 36156417Skientzle#include "opt_splash.h" 37156417Skientzle#include "opt_ddb.h" 38156417Skientzle 39156417Skientzle#include <sys/param.h> 40156417Skientzle#include <sys/systm.h> 41156417Skientzle#include <sys/conf.h> 42162028Skientzle#include <sys/cons.h> 43156417Skientzle#include <sys/consio.h> 44156417Skientzle#include <sys/kdb.h> 45156417Skientzle#include <sys/eventhandler.h> 46156417Skientzle#include <sys/fbio.h> 47156417Skientzle#include <sys/kbio.h> 48156417Skientzle#include <sys/kernel.h> 49156417Skientzle#include <sys/lock.h> 50156417Skientzle#include <sys/malloc.h> 51133244Skientzle#include <sys/mutex.h> 52133244Skientzle#include <sys/proc.h> 53133244Skientzle#include <sys/random.h> 54133244Skientzle#include <sys/reboot.h> 55133244Skientzle#include <sys/signalvar.h> 56133244Skientzle#include <sys/sysctl.h> 57164448Skientzle#include <sys/tty.h> 58133244Skientzle#include <sys/power.h> 59133244Skientzle 60133244Skientzle#include <machine/clock.h> 61133244Skientzle#if defined(__sparc64__) || defined(__powerpc__) 62133244Skientzle#include <machine/sc_machdep.h> 63133244Skientzle#else 64133244Skientzle#include <machine/pc/display.h> 65139565Skientzle#endif 66133244Skientzle#if defined( __i386__) || defined(__amd64__) 67140790Skientzle#include <machine/psl.h> 68133244Skientzle#include <machine/frame.h> 69133244Skientzle#endif 70133244Skientzle 71133244Skientzle#include <dev/kbd/kbdreg.h> 72133244Skientzle#include <dev/fb/fbreg.h> 73164448Skientzle#include <dev/fb/splashreg.h> 74133244Skientzle#include <dev/syscons/syscons.h> 75133244Skientzle 76133244Skientzle#define COLD 0 77133244Skientzle#define WARM 1 78133244Skientzle 79133244Skientzle#define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 80133244Skientzle#define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 81133244Skientzle 82133244Skientzle#define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 83133244Skientzle 84151275Skientzletypedef struct default_attr { 85133244Skientzle int std_color; /* normal hardware color */ 86133244Skientzle int rev_color; /* reverse hardware color */ 87133244Skientzle} default_attr; 88133244Skientzle 89133244Skientzlestatic default_attr user_default = { 90133244Skientzle SC_NORM_ATTR, 91133244Skientzle SC_NORM_REV_ATTR, 92133244Skientzle}; 93151275Skientzle 94133244Skientzlestatic default_attr kernel_default = { 95133244Skientzle SC_KERNEL_CONS_ATTR, 96133244Skientzle SC_KERNEL_CONS_REV_ATTR, 97133244Skientzle}; 98133244Skientzle 99133244Skientzlestatic int sc_console_unit = -1; 100133244Skientzlestatic int sc_saver_keyb_only = 1; 101133244Skientzlestatic scr_stat *sc_console; 102133244Skientzlestatic struct tty *sc_console_tty; 103133244Skientzlestatic struct consdev *sc_consptr; 104133244Skientzlestatic void *kernel_console_ts; 105133244Skientzlestatic scr_stat main_console; 106133244Skientzlestatic struct cdev *main_devs[MAXCONS]; 107133244Skientzle 108133244Skientzlestatic char init_done = COLD; 109133244Skientzlestatic char shutdown_in_progress = FALSE; 110133244Skientzlestatic char sc_malloc = FALSE; 111133244Skientzle 112133244Skientzlestatic int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 113133244Skientzlestatic int run_scrn_saver = FALSE; /* should run the saver? */ 114133244Skientzlestatic int enable_bell = TRUE; /* enable beeper */ 115133244Skientzle 116133244Skientzle#ifndef SC_DISABLE_REBOOT 117133244Skientzlestatic int enable_reboot = TRUE; /* enable keyboard reboot */ 118133244Skientzle#endif 119133244Skientzle 120133244Skientzle#ifndef SC_DISABLE_KDBKEY 121133244Skientzlestatic int enable_kdbkey = TRUE; /* enable keyboard debug */ 122133244Skientzle#endif 123133244Skientzle 124133244Skientzlestatic long scrn_blank_time = 0; /* screen saver timeout value */ 125133244Skientzle#ifdef DEV_SPLASH 126133244Skientzlestatic int scrn_blanked; /* # of blanked screen */ 127133244Skientzlestatic int sticky_splash = FALSE; 128133244Skientzle 129133244Skientzlestatic void none_saver(sc_softc_t *sc, int blank) { } 130133244Skientzlestatic void (*current_saver)(sc_softc_t *, int) = none_saver; 131133244Skientzle#endif 132133244Skientzle 133133244SkientzleSYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 134133244SkientzleSYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 135133244SkientzleSYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 136133244Skientzle &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 137133244SkientzleSYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 138133244Skientzle 0, "enable bell"); 139133244Skientzle#ifndef SC_DISABLE_REBOOT 140133244SkientzleSYSCTL_INT(_hw_syscons, OID_AUTO, kbd_reboot, CTLFLAG_RW|CTLFLAG_SECURE, &enable_reboot, 141133244Skientzle 0, "enable keyboard reboot"); 142133244Skientzle#endif 143133244Skientzle#ifndef SC_DISABLE_KDBKEY 144133244SkientzleSYSCTL_INT(_hw_syscons, OID_AUTO, kbd_debug, CTLFLAG_RW|CTLFLAG_SECURE, &enable_kdbkey, 145133244Skientzle 0, "enable keyboard debug"); 146133244Skientzle#endif 147133244Skientzle#if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 148133244Skientzle#include "font.h" 149133244Skientzle#endif 150133244Skientzle 151133244Skientzle d_ioctl_t *sc_user_ioctl; 152133244Skientzle 153133244Skientzlestatic bios_values_t bios_value; 154162028Skientzle 155133244Skientzlestatic int enable_panic_key; 156133244SkientzleSYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 157133244Skientzle 0, "Enable panic via keypress specified in kbdmap(5)"); 158133244Skientzle 159162028Skientzle#define SC_CONSOLECTL 255 160133244Skientzle 161133244Skientzle#define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 162164448Skientzle SC_DEV((sc), (x))->si_tty : NULL) 163133244Skientzle#define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) 164133244Skientzle 165133244Skientzlestatic int debugger; 166133244Skientzle 167133244Skientzle/* prototypes */ 168133244Skientzlestatic int sc_allocate_keyboard(sc_softc_t *sc, int unit); 169133244Skientzlestatic struct tty *sc_alloc_tty(struct cdev *dev); 170133244Skientzlestatic int scvidprobe(int unit, int flags, int cons); 171139913Skientzlestatic int sckbdprobe(int unit, int flags, int cons); 172133244Skientzlestatic void scmeminit(void *arg); 173140790Skientzlestatic int scdevtounit(struct cdev *dev); 174133244Skientzlestatic kbd_callback_func_t sckbdevent; 175133244Skientzlestatic int scparam(struct tty *tp, struct termios *t); 176133244Skientzlestatic void scstart(struct tty *tp); 177133244Skientzlestatic void scinit(int unit, int flags); 178133244Skientzlestatic scr_stat *sc_get_stat(struct cdev *devptr); 179133244Skientzlestatic void scterm(int unit, int flags); 180137240Skientzlestatic void scshutdown(void *arg, int howto); 181133244Skientzlestatic u_int scgetc(sc_softc_t *sc, u_int flags); 182133244Skientzle#define SCGETC_CN 1 183133244Skientzle#define SCGETC_NONBLOCK 2 184133244Skientzlestatic int sccngetch(int flags); 185133244Skientzlestatic void sccnupdate(scr_stat *scp); 186133244Skientzlestatic scr_stat *alloc_scp(sc_softc_t *sc, int vty); 187133244Skientzlestatic void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 188164448Skientzlestatic timeout_t scrn_timer; 189133244Skientzlestatic int and_region(int *s1, int *e1, int s2, int e2); 190133244Skientzlestatic void scrn_update(scr_stat *scp, int show_cursor); 191133244Skientzle 192133244Skientzle#ifdef DEV_SPLASH 193133244Skientzlestatic int scsplash_callback(int event, void *arg); 194133244Skientzlestatic void scsplash_saver(sc_softc_t *sc, int show); 195133244Skientzlestatic int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 196133244Skientzlestatic int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 197133244Skientzlestatic int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 198133244Skientzlestatic int restore_scrn_saver_mode(scr_stat *scp, int changemode); 199133244Skientzlestatic void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 200static int wait_scrn_saver_stop(sc_softc_t *sc); 201#define scsplash_stick(stick) (sticky_splash = (stick)) 202#else /* !DEV_SPLASH */ 203#define scsplash_stick(stick) 204#endif /* DEV_SPLASH */ 205 206static int do_switch_scr(sc_softc_t *sc, int s); 207static int vt_proc_alive(scr_stat *scp); 208static int signal_vt_rel(scr_stat *scp); 209static int signal_vt_acq(scr_stat *scp); 210static int finish_vt_rel(scr_stat *scp, int release, int *s); 211static int finish_vt_acq(scr_stat *scp); 212static void exchange_scr(sc_softc_t *sc); 213static void update_cursor_image(scr_stat *scp); 214static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 215static int save_kbd_state(scr_stat *scp); 216static int update_kbd_state(scr_stat *scp, int state, int mask); 217static int update_kbd_leds(scr_stat *scp, int which); 218static timeout_t blink_screen; 219 220static cn_probe_t sccnprobe; 221static cn_init_t sccninit; 222static cn_getc_t sccngetc; 223static cn_checkc_t sccncheckc; 224static cn_putc_t sccnputc; 225static cn_dbctl_t sccndbctl; 226static cn_term_t sccnterm; 227 228CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, 229 sccndbctl); 230 231static d_open_t scopen; 232static d_close_t scclose; 233static d_read_t scread; 234static d_ioctl_t scioctl; 235static d_mmap_t scmmap; 236 237static struct cdevsw sc_cdevsw = { 238 .d_version = D_VERSION, 239 .d_open = scopen, 240 .d_close = scclose, 241 .d_read = scread, 242 .d_ioctl = scioctl, 243 .d_mmap = scmmap, 244 .d_name = "sc", 245 .d_flags = D_TTY | D_NEEDGIANT, 246}; 247 248int 249sc_probe_unit(int unit, int flags) 250{ 251 if (!scvidprobe(unit, flags, FALSE)) { 252 if (bootverbose) 253 printf("%s%d: no video adapter found.\n", SC_DRIVER_NAME, unit); 254 return ENXIO; 255 } 256 257 /* syscons will be attached even when there is no keyboard */ 258 sckbdprobe(unit, flags, FALSE); 259 260 return 0; 261} 262 263/* probe video adapters, return TRUE if found */ 264static int 265scvidprobe(int unit, int flags, int cons) 266{ 267 /* 268 * Access the video adapter driver through the back door! 269 * Video adapter drivers need to be configured before syscons. 270 * However, when syscons is being probed as the low-level console, 271 * they have not been initialized yet. We force them to initialize 272 * themselves here. XXX 273 */ 274 vid_configure(cons ? VIO_PROBE_ONLY : 0); 275 276 return (vid_find_adapter("*", unit) >= 0); 277} 278 279/* probe the keyboard, return TRUE if found */ 280static int 281sckbdprobe(int unit, int flags, int cons) 282{ 283 /* access the keyboard driver through the backdoor! */ 284 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 285 286 return (kbd_find_keyboard("*", unit) >= 0); 287} 288 289static char 290*adapter_name(video_adapter_t *adp) 291{ 292 static struct { 293 int type; 294 char *name[2]; 295 } names[] = { 296 { KD_MONO, { "MDA", "MDA" } }, 297 { KD_HERCULES, { "Hercules", "Hercules" } }, 298 { KD_CGA, { "CGA", "CGA" } }, 299 { KD_EGA, { "EGA", "EGA (mono)" } }, 300 { KD_VGA, { "VGA", "VGA (mono)" } }, 301 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 302 { KD_TGA, { "TGA", "TGA" } }, 303 { -1, { "Unknown", "Unknown" } }, 304 }; 305 int i; 306 307 for (i = 0; names[i].type != -1; ++i) 308 if (names[i].type == adp->va_type) 309 break; 310 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 311} 312 313static struct tty * 314sc_alloc_tty(struct cdev *dev) 315{ 316 struct tty *tp; 317 318 tp = dev->si_tty = ttyalloc(); 319 ttyinitmode(tp, 1, 0); 320 tp->t_oproc = scstart; 321 tp->t_param = scparam; 322 tp->t_stop = nottystop; 323 tp->t_dev = dev; 324 return (tp); 325} 326 327int 328sc_attach_unit(int unit, int flags) 329{ 330 sc_softc_t *sc; 331 scr_stat *scp; 332#ifdef SC_PIXEL_MODE 333 video_info_t info; 334#endif 335 int vc; 336 struct cdev *dev; 337 338 flags &= ~SC_KERNEL_CONSOLE; 339 340 if (sc_console_unit == unit) { 341 /* 342 * If this unit is being used as the system console, we need to 343 * adjust some variables and buffers before and after scinit(). 344 */ 345 /* assert(sc_console != NULL) */ 346 flags |= SC_KERNEL_CONSOLE; 347 scmeminit(NULL); 348 349 scinit(unit, flags); 350 351 if (sc_console->tsw->te_size > 0) { 352 /* assert(sc_console->ts != NULL); */ 353 kernel_console_ts = sc_console->ts; 354 sc_console->ts = malloc(sc_console->tsw->te_size, 355 M_DEVBUF, M_WAITOK); 356 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 357 (*sc_console->tsw->te_default_attr)(sc_console, 358 user_default.std_color, 359 user_default.rev_color); 360 } 361 } else { 362 scinit(unit, flags); 363 } 364 365 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 366 sc->config = flags; 367 scp = sc_get_stat(sc->dev[0]); 368 if (sc_console == NULL) /* sc_console_unit < 0 */ 369 sc_console = scp; 370 371#ifdef SC_PIXEL_MODE 372 if ((sc->config & SC_VESA800X600) 373 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { 374#ifdef DEV_SPLASH 375 if (sc->flags & SC_SPLASH_SCRN) 376 splash_term(sc->adp); 377#endif 378 sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 379 sc_set_pixel_mode(scp, NULL, COL, ROW, 16, 8); 380 sc->initial_mode = M_VESA_800x600; 381#ifdef DEV_SPLASH 382 /* put up the splash again! */ 383 if (sc->flags & SC_SPLASH_SCRN) 384 splash_init(sc->adp, scsplash_callback, sc); 385#endif 386 } 387#endif /* SC_PIXEL_MODE */ 388 389 /* initialize cursor */ 390 if (!ISGRAPHSC(scp)) 391 update_cursor_image(scp); 392 393 /* get screen update going */ 394 scrn_timer(sc); 395 396 /* set up the keyboard */ 397 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 398 update_kbd_state(scp, scp->status, LOCK_MASK); 399 400 printf("%s%d: %s <%d virtual consoles, flags=0x%x>\n", 401 SC_DRIVER_NAME, unit, adapter_name(sc->adp), sc->vtys, sc->config); 402 if (bootverbose) { 403 printf("%s%d:", SC_DRIVER_NAME, unit); 404 if (sc->adapter >= 0) 405 printf(" fb%d", sc->adapter); 406 if (sc->keyboard >= 0) 407 printf(", kbd%d", sc->keyboard); 408 if (scp->tsw) 409 printf(", terminal emulator: %s (%s)", 410 scp->tsw->te_name, scp->tsw->te_desc); 411 printf("\n"); 412 } 413 414 /* register a shutdown callback for the kernel console */ 415 if (sc_console_unit == unit) 416 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 417 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 418 419 for (vc = 0; vc < sc->vtys; vc++) { 420 if (sc->dev[vc] == NULL) { 421 sc->dev[vc] = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 422 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 423 sc_alloc_tty(sc->dev[vc]); 424 if (vc == 0 && sc->dev == main_devs) 425 SC_STAT(sc->dev[0]) = &main_console; 426 } 427 /* 428 * The first vty already has struct tty and scr_stat initialized 429 * in scinit(). The other vtys will have these structs when 430 * first opened. 431 */ 432 } 433 434 dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 435 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 436 sc_console_tty = sc_alloc_tty(dev); 437 ttyconsolemode(sc_console_tty, 0); 438 SC_STAT(dev) = sc_console; 439 440 return 0; 441} 442 443static void 444scmeminit(void *arg) 445{ 446 if (sc_malloc) 447 return; 448 sc_malloc = TRUE; 449 450 /* 451 * As soon as malloc() becomes functional, we had better allocate 452 * various buffers for the kernel console. 453 */ 454 455 if (sc_console_unit < 0) /* sc_console == NULL */ 456 return; 457 458 /* copy the temporary buffer to the final buffer */ 459 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 460 461#ifndef SC_NO_CUTPASTE 462 sc_alloc_cut_buffer(sc_console, FALSE); 463#endif 464 465#ifndef SC_NO_HISTORY 466 /* initialize history buffer & pointers */ 467 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 468#endif 469} 470 471/* XXX */ 472SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 473 474static int 475scdevtounit(struct cdev *dev) 476{ 477 int vty = SC_VTY(dev); 478 479 if (vty == SC_CONSOLECTL) 480 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 481 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 482 return -1; 483 else 484 return vty/MAXCONS; 485} 486 487static int 488scopen(struct cdev *dev, int flag, int mode, struct thread *td) 489{ 490 int unit = scdevtounit(dev); 491 sc_softc_t *sc; 492 struct tty *tp; 493 scr_stat *scp; 494#ifndef __sparc64__ 495 keyarg_t key; 496#endif 497 int error; 498 499 DPRINTF(5, ("scopen: dev:%s, unit:%d, vty:%d\n", 500 devtoname(dev), unit, SC_VTY(dev))); 501 502 tp = dev->si_tty; 503 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 504 if (sc == NULL) 505 return ENXIO; 506 507 if (!ISTTYOPEN(tp)) { 508 tp->t_termios = tp->t_init_in; 509 /* Use the current setting of the <-- key as default VERASE. */ 510 /* If the Delete key is preferable, an stty is necessary */ 511#ifndef __sparc64__ 512 if (sc->kbd != NULL) { 513 key.keynum = KEYCODE_BS; 514 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 515 tp->t_cc[VERASE] = key.key.map[0]; 516 } 517#endif 518 scparam(tp, &tp->t_termios); 519 ttyld_modem(tp, 1); 520 } 521 else 522 if (tp->t_state & TS_XCLUDE && suser(td)) 523 return(EBUSY); 524 525 error = ttyld_open(tp, dev); 526 527 scp = sc_get_stat(dev); 528 if (scp == NULL) { 529 scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 530 if (ISGRAPHSC(scp)) 531 sc_set_pixel_mode(scp, NULL, COL, ROW, 16, 8); 532 } 533 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 534 tp->t_winsize.ws_col = scp->xsize; 535 tp->t_winsize.ws_row = scp->ysize; 536 } 537 538 return error; 539} 540 541static int 542scclose(struct cdev *dev, int flag, int mode, struct thread *td) 543{ 544 struct tty *tp = dev->si_tty; 545 scr_stat *scp; 546 int s; 547 548 if (SC_VTY(dev) != SC_CONSOLECTL) { 549 scp = sc_get_stat(tp->t_dev); 550 /* were we in the middle of the VT switching process? */ 551 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 552 s = spltty(); 553 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 554 cnavailable(sc_consptr, TRUE); 555 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 556 DPRINTF(5, ("reset WAIT_REL, ")); 557 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 558 DPRINTF(5, ("reset WAIT_ACQ, ")); 559#ifdef not_yet_done 560 if (scp == &main_console) { 561 scp->pid = 0; 562 scp->proc = NULL; 563 scp->smode.mode = VT_AUTO; 564 } 565 else { 566 sc_vtb_destroy(&scp->vtb); 567#ifndef __sparc64__ 568 sc_vtb_destroy(&scp->scr); 569#endif 570 sc_free_history_buffer(scp, scp->ysize); 571 SC_STAT(dev) = NULL; 572 free(scp, M_DEVBUF); 573 } 574#else 575 scp->pid = 0; 576 scp->proc = NULL; 577 scp->smode.mode = VT_AUTO; 578#endif 579 scp->kbd_mode = K_XLATE; 580 if (scp == scp->sc->cur_scp) 581 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 582 DPRINTF(5, ("done.\n")); 583 } 584 spltty(); 585 ttyld_close(tp, flag); 586 tty_close(tp); 587 spl0(); 588 return(0); 589} 590 591static int 592scread(struct cdev *dev, struct uio *uio, int flag) 593{ 594 if (!sc_saver_keyb_only) 595 sc_touch_scrn_saver(); 596 return ttyread(dev, uio, flag); 597} 598 599static int 600sckbdevent(keyboard_t *thiskbd, int event, void *arg) 601{ 602 sc_softc_t *sc; 603 struct tty *cur_tty; 604 int c; 605 size_t len; 606 u_char *cp; 607 608 sc = (sc_softc_t *)arg; 609 /* assert(thiskbd == sc->kbd) */ 610 611 switch (event) { 612 case KBDIO_KEYINPUT: 613 break; 614 case KBDIO_UNLOADING: 615 sc->kbd = NULL; 616 sc->keyboard = -1; 617 kbd_release(thiskbd, (void *)&sc->keyboard); 618 return 0; 619 default: 620 return EINVAL; 621 } 622 623 /* 624 * Loop while there is still input to get from the keyboard. 625 * I don't think this is nessesary, and it doesn't fix 626 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 627 */ 628 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 629 630 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 631 if (!ISTTYOPEN(cur_tty)) { 632 cur_tty = sc_console_tty; 633 if (!ISTTYOPEN(cur_tty)) 634 continue; 635 } 636 637 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 638 continue; 639 640 switch (KEYFLAGS(c)) { 641 case 0x0000: /* normal key */ 642 ttyld_rint(cur_tty, KEYCHAR(c)); 643 break; 644 case FKEY: /* function key, return string */ 645 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 646 if (cp != NULL) { 647 while (len-- > 0) 648 ttyld_rint(cur_tty, *cp++); 649 } 650 break; 651 case MKEY: /* meta is active, prepend ESC */ 652 ttyld_rint(cur_tty, 0x1b); 653 ttyld_rint(cur_tty, KEYCHAR(c)); 654 break; 655 case BKEY: /* backtab fixed sequence (esc [ Z) */ 656 ttyld_rint(cur_tty, 0x1b); 657 ttyld_rint(cur_tty, '['); 658 ttyld_rint(cur_tty, 'Z'); 659 break; 660 } 661 } 662 663 sc->cur_scp->status |= MOUSE_HIDDEN; 664 665 return 0; 666} 667 668static int 669scparam(struct tty *tp, struct termios *t) 670{ 671 tp->t_ispeed = t->c_ispeed; 672 tp->t_ospeed = t->c_ospeed; 673 tp->t_cflag = t->c_cflag; 674 return 0; 675} 676 677static int 678scioctl(struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *td) 679{ 680 int error; 681 int i; 682 struct tty *tp; 683 sc_softc_t *sc; 684 scr_stat *scp; 685 int s; 686 687 tp = dev->si_tty; 688 689 /* If there is a user_ioctl function call that first */ 690 if (sc_user_ioctl) { 691 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 692 if (error != ENOIOCTL) 693 return error; 694 } 695 696 error = sc_vid_ioctl(tp, cmd, data, flag, td); 697 if (error != ENOIOCTL) 698 return error; 699 700#ifndef SC_NO_HISTORY 701 error = sc_hist_ioctl(tp, cmd, data, flag, td); 702 if (error != ENOIOCTL) 703 return error; 704#endif 705 706#ifndef SC_NO_SYSMOUSE 707 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 708 if (error != ENOIOCTL) 709 return error; 710#endif 711 712 scp = sc_get_stat(tp->t_dev); 713 /* assert(scp != NULL) */ 714 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 715 sc = scp->sc; 716 717 if (scp->tsw) { 718 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 719 if (error != ENOIOCTL) 720 return error; 721 } 722 723 switch (cmd) { /* process console hardware related ioctl's */ 724 725 case GIO_ATTR: /* get current attributes */ 726 /* this ioctl is not processed here, but in the terminal emulator */ 727 return ENOTTY; 728 729 case GIO_COLOR: /* is this a color console ? */ 730 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 731 return 0; 732 733 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 734 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 735 return EINVAL; 736 s = spltty(); 737 scrn_blank_time = *(int *)data; 738 run_scrn_saver = (scrn_blank_time != 0); 739 splx(s); 740 return 0; 741 742 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 743 s = spltty(); 744 *(int *)data &= CONS_CURSOR_ATTRS; 745 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 746 splx(s); 747 return 0; 748 749 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 750 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 751 ((int *)data)[0] = scp->curr_curs_attr.flags; 752 ((int *)data)[1] = scp->curr_curs_attr.base; 753 ((int *)data)[2] = scp->curr_curs_attr.height; 754 } else { 755 ((int *)data)[0] = sc->curs_attr.flags; 756 ((int *)data)[1] = sc->curs_attr.base; 757 ((int *)data)[2] = sc->curs_attr.height; 758 } 759 return 0; 760 761 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 762 s = spltty(); 763 sc_change_cursor_shape(scp, ((int *)data)[0], 764 ((int *)data)[1], ((int *)data)[2]); 765 splx(s); 766 return 0; 767 768 case CONS_BELLTYPE: /* set bell type sound/visual */ 769 if ((*(int *)data) & 0x01) 770 sc->flags |= SC_VISUAL_BELL; 771 else 772 sc->flags &= ~SC_VISUAL_BELL; 773 if ((*(int *)data) & 0x02) 774 sc->flags |= SC_QUIET_BELL; 775 else 776 sc->flags &= ~SC_QUIET_BELL; 777 return 0; 778 779 case CONS_GETINFO: /* get current (virtual) console info */ 780 { 781 vid_info_t *ptr = (vid_info_t*)data; 782 if (ptr->size == sizeof(struct vid_info)) { 783 ptr->m_num = sc->cur_scp->index; 784 ptr->font_size = scp->font_size; 785 ptr->mv_col = scp->xpos; 786 ptr->mv_row = scp->ypos; 787 ptr->mv_csz = scp->xsize; 788 ptr->mv_rsz = scp->ysize; 789 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 790 /* 791 * The following fields are filled by the terminal emulator. XXX 792 * 793 * ptr->mv_norm.fore 794 * ptr->mv_norm.back 795 * ptr->mv_rev.fore 796 * ptr->mv_rev.back 797 */ 798 ptr->mv_grfc.fore = 0; /* not supported */ 799 ptr->mv_grfc.back = 0; /* not supported */ 800 ptr->mv_ovscan = scp->border; 801 if (scp == sc->cur_scp) 802 save_kbd_state(scp); 803 ptr->mk_keylock = scp->status & LOCK_MASK; 804 return 0; 805 } 806 return EINVAL; 807 } 808 809 case CONS_GETVERS: /* get version number */ 810 *(int*)data = 0x200; /* version 2.0 */ 811 return 0; 812 813 case CONS_IDLE: /* see if the screen has been idle */ 814 /* 815 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 816 * the user process may have been writing something on the 817 * screen and syscons is not aware of it. Declare the screen 818 * is NOT idle if it is in one of these modes. But there is 819 * an exception to it; if a screen saver is running in the 820 * graphics mode in the current screen, we should say that the 821 * screen has been idle. 822 */ 823 *(int *)data = (sc->flags & SC_SCRN_IDLE) 824 && (!ISGRAPHSC(sc->cur_scp) 825 || (sc->cur_scp->status & SAVER_RUNNING)); 826 return 0; 827 828 case CONS_SAVERMODE: /* set saver mode */ 829 switch(*(int *)data) { 830 case CONS_NO_SAVER: 831 case CONS_USR_SAVER: 832 /* if a LKM screen saver is running, stop it first. */ 833 scsplash_stick(FALSE); 834 saver_mode = *(int *)data; 835 s = spltty(); 836#ifdef DEV_SPLASH 837 if ((error = wait_scrn_saver_stop(NULL))) { 838 splx(s); 839 return error; 840 } 841#endif 842 run_scrn_saver = TRUE; 843 if (saver_mode == CONS_USR_SAVER) 844 scp->status |= SAVER_RUNNING; 845 else 846 scp->status &= ~SAVER_RUNNING; 847 scsplash_stick(TRUE); 848 splx(s); 849 break; 850 case CONS_LKM_SAVER: 851 s = spltty(); 852 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 853 scp->status &= ~SAVER_RUNNING; 854 saver_mode = *(int *)data; 855 splx(s); 856 break; 857 default: 858 return EINVAL; 859 } 860 return 0; 861 862 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 863 /* 864 * Note that this ioctl does not guarantee the screen saver 865 * actually starts or stops. It merely attempts to do so... 866 */ 867 s = spltty(); 868 run_scrn_saver = (*(int *)data != 0); 869 if (run_scrn_saver) 870 sc->scrn_time_stamp -= scrn_blank_time; 871 splx(s); 872 return 0; 873 874 case CONS_SCRSHOT: /* get a screen shot */ 875 { 876 int retval, hist_rsz; 877 size_t lsize, csize; 878 vm_offset_t frbp, hstp; 879 unsigned lnum; 880 scrshot_t *ptr = (scrshot_t *)data; 881 void *outp = ptr->buf; 882 883 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0) 884 return EINVAL; 885 s = spltty(); 886 if (ISGRAPHSC(scp)) { 887 splx(s); 888 return EOPNOTSUPP; 889 } 890 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 891 if (((u_int)ptr->x + ptr->xsize) > scp->xsize || 892 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 893 splx(s); 894 return EINVAL; 895 } 896 897 lsize = scp->xsize * sizeof(u_int16_t); 898 csize = ptr->xsize * sizeof(u_int16_t); 899 /* Pointer to the last line of framebuffer */ 900 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 901 sizeof(u_int16_t); 902 /* Pointer to the last line of target buffer */ 903 outp = (char *)outp + ptr->ysize * csize; 904 /* Pointer to the last line of history buffer */ 905 if (scp->history != NULL) 906 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 907 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 908 else 909 hstp = 0; 910 911 retval = 0; 912 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 913 if (lnum < scp->ysize) { 914 frbp -= lsize; 915 } else { 916 hstp -= lsize; 917 if (hstp < scp->history->vtb_buffer) 918 hstp += scp->history->vtb_rows * lsize; 919 frbp = hstp; 920 } 921 if (lnum < ptr->y) 922 continue; 923 outp = (char *)outp - csize; 924 retval = copyout((void *)frbp, outp, csize); 925 if (retval != 0) 926 break; 927 } 928 splx(s); 929 return retval; 930 } 931 932 case VT_SETMODE: /* set screen switcher mode */ 933 { 934 struct vt_mode *mode; 935 struct proc *p1; 936 937 mode = (struct vt_mode *)data; 938 DPRINTF(5, ("%s%d: VT_SETMODE ", SC_DRIVER_NAME, sc->unit)); 939 if (scp->smode.mode == VT_PROCESS) { 940 p1 = pfind(scp->pid); 941 if (scp->proc == p1 && scp->proc != td->td_proc) { 942 if (p1) 943 PROC_UNLOCK(p1); 944 DPRINTF(5, ("error EPERM\n")); 945 return EPERM; 946 } 947 if (p1) 948 PROC_UNLOCK(p1); 949 } 950 s = spltty(); 951 if (mode->mode == VT_AUTO) { 952 scp->smode.mode = VT_AUTO; 953 scp->proc = NULL; 954 scp->pid = 0; 955 DPRINTF(5, ("VT_AUTO, ")); 956 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 957 cnavailable(sc_consptr, TRUE); 958 /* were we in the middle of the vty switching process? */ 959 if (finish_vt_rel(scp, TRUE, &s) == 0) 960 DPRINTF(5, ("reset WAIT_REL, ")); 961 if (finish_vt_acq(scp) == 0) 962 DPRINTF(5, ("reset WAIT_ACQ, ")); 963 } else { 964 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 965 || !ISSIGVALID(mode->frsig)) { 966 splx(s); 967 DPRINTF(5, ("error EINVAL\n")); 968 return EINVAL; 969 } 970 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 971 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 972 scp->proc = td->td_proc; 973 scp->pid = scp->proc->p_pid; 974 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 975 cnavailable(sc_consptr, FALSE); 976 } 977 splx(s); 978 DPRINTF(5, ("\n")); 979 return 0; 980 } 981 982 case VT_GETMODE: /* get screen switcher mode */ 983 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 984 return 0; 985 986 case VT_RELDISP: /* screen switcher ioctl */ 987 s = spltty(); 988 /* 989 * This must be the current vty which is in the VT_PROCESS 990 * switching mode... 991 */ 992 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 993 splx(s); 994 return EINVAL; 995 } 996 /* ...and this process is controlling it. */ 997 if (scp->proc != td->td_proc) { 998 splx(s); 999 return EPERM; 1000 } 1001 error = EINVAL; 1002 switch(*(intptr_t *)data) { 1003 case VT_FALSE: /* user refuses to release screen, abort */ 1004 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 1005 DPRINTF(5, ("%s%d: VT_FALSE\n", SC_DRIVER_NAME, sc->unit)); 1006 break; 1007 case VT_TRUE: /* user has released screen, go on */ 1008 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 1009 DPRINTF(5, ("%s%d: VT_TRUE\n", SC_DRIVER_NAME, sc->unit)); 1010 break; 1011 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1012 if ((error = finish_vt_acq(scp)) == 0) 1013 DPRINTF(5, ("%s%d: VT_ACKACQ\n", SC_DRIVER_NAME, sc->unit)); 1014 break; 1015 default: 1016 break; 1017 } 1018 splx(s); 1019 return error; 1020 1021 case VT_OPENQRY: /* return free virtual console */ 1022 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1023 tp = VIRTUAL_TTY(sc, i); 1024 if (!ISTTYOPEN(tp)) { 1025 *(int *)data = i + 1; 1026 return 0; 1027 } 1028 } 1029 return EINVAL; 1030 1031 case VT_ACTIVATE: /* switch to screen *data */ 1032 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1033 s = spltty(); 1034 error = sc_clean_up(sc->cur_scp); 1035 splx(s); 1036 if (error) 1037 return error; 1038 return sc_switch_scr(sc, i); 1039 1040 case VT_WAITACTIVE: /* wait for switch to occur */ 1041 i = (*(intptr_t *)data == 0) ? scp->index : (*(intptr_t *)data - 1); 1042 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1043 return EINVAL; 1044 s = spltty(); 1045 error = sc_clean_up(sc->cur_scp); 1046 splx(s); 1047 if (error) 1048 return error; 1049 scp = sc_get_stat(SC_DEV(sc, i)); 1050 if (scp == scp->sc->cur_scp) 1051 return 0; 1052 while ((error=tsleep(&scp->smode, PZERO|PCATCH, 1053 "waitvt", 0)) == ERESTART) ; 1054 return error; 1055 1056 case VT_GETACTIVE: /* get active vty # */ 1057 *(int *)data = sc->cur_scp->index + 1; 1058 return 0; 1059 1060 case VT_GETINDEX: /* get this vty # */ 1061 *(int *)data = scp->index + 1; 1062 return 0; 1063 1064 case VT_LOCKSWITCH: /* prevent vty switching */ 1065 if ((*(int *)data) & 0x01) 1066 sc->flags |= SC_SCRN_VTYLOCK; 1067 else 1068 sc->flags &= ~SC_SCRN_VTYLOCK; 1069 return 0; 1070 1071 case KDENABIO: /* allow io operations */ 1072 error = suser(td); 1073 if (error != 0) 1074 return error; 1075 error = securelevel_gt(td->td_ucred, 0); 1076 if (error != 0) 1077 return error; 1078#ifdef __i386__ 1079 td->td_frame->tf_eflags |= PSL_IOPL; 1080#elif defined(__amd64__) 1081 td->td_frame->tf_rflags |= PSL_IOPL; 1082#endif 1083 return 0; 1084 1085 case KDDISABIO: /* disallow io operations (default) */ 1086#ifdef __i386__ 1087 td->td_frame->tf_eflags &= ~PSL_IOPL; 1088#elif defined(__amd64__) 1089 td->td_frame->tf_rflags &= ~PSL_IOPL; 1090#endif 1091 return 0; 1092 1093 case KDSKBSTATE: /* set keyboard state (locks) */ 1094 if (*(int *)data & ~LOCK_MASK) 1095 return EINVAL; 1096 scp->status &= ~LOCK_MASK; 1097 scp->status |= *(int *)data; 1098 if (scp == sc->cur_scp) 1099 update_kbd_state(scp, scp->status, LOCK_MASK); 1100 return 0; 1101 1102 case KDGKBSTATE: /* get keyboard state (locks) */ 1103 if (scp == sc->cur_scp) 1104 save_kbd_state(scp); 1105 *(int *)data = scp->status & LOCK_MASK; 1106 return 0; 1107 1108 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1109 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1110 error = kbd_ioctl(sc->kbd, cmd, data); 1111 if (error == ENOIOCTL) 1112 error = ENODEV; 1113 return error; 1114 1115 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1116 if (*(int *)data & ~0x7f) 1117 return EINVAL; 1118 error = kbd_ioctl(sc->kbd, cmd, data); 1119 if (error == ENOIOCTL) 1120 error = ENODEV; 1121 return error; 1122 1123 case KDSKBMODE: /* set keyboard mode */ 1124 switch (*(int *)data) { 1125 case K_XLATE: /* switch to XLT ascii mode */ 1126 case K_RAW: /* switch to RAW scancode mode */ 1127 case K_CODE: /* switch to CODE mode */ 1128 scp->kbd_mode = *(int *)data; 1129 if (scp == sc->cur_scp) 1130 kbd_ioctl(sc->kbd, cmd, data); 1131 return 0; 1132 default: 1133 return EINVAL; 1134 } 1135 /* NOT REACHED */ 1136 1137 case KDGKBMODE: /* get keyboard mode */ 1138 *(int *)data = scp->kbd_mode; 1139 return 0; 1140 1141 case KDGKBINFO: 1142 error = kbd_ioctl(sc->kbd, cmd, data); 1143 if (error == ENOIOCTL) 1144 error = ENODEV; 1145 return error; 1146 1147 case KDMKTONE: /* sound the bell */ 1148 if (*(int*)data) 1149 sc_bell(scp, (*(int*)data)&0xffff, 1150 (((*(int*)data)>>16)&0xffff)*hz/1000); 1151 else 1152 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1153 return 0; 1154 1155 case KIOCSOUND: /* make tone (*data) hz */ 1156 if (scp == sc->cur_scp) { 1157 if (*(int *)data) 1158 return sc_tone(*(int *)data); 1159 else 1160 return sc_tone(0); 1161 } 1162 return 0; 1163 1164 case KDGKBTYPE: /* get keyboard type */ 1165 error = kbd_ioctl(sc->kbd, cmd, data); 1166 if (error == ENOIOCTL) { 1167 /* always return something? XXX */ 1168 *(int *)data = 0; 1169 } 1170 return 0; 1171 1172 case KDSETLED: /* set keyboard LED status */ 1173 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1174 return EINVAL; 1175 scp->status &= ~LED_MASK; 1176 scp->status |= *(int *)data; 1177 if (scp == sc->cur_scp) 1178 update_kbd_leds(scp, scp->status); 1179 return 0; 1180 1181 case KDGETLED: /* get keyboard LED status */ 1182 if (scp == sc->cur_scp) 1183 save_kbd_state(scp); 1184 *(int *)data = scp->status & LED_MASK; 1185 return 0; 1186 1187 case KBADDKBD: /* add/remove keyboard to/from mux */ 1188 case KBRELKBD: 1189 error = kbd_ioctl(sc->kbd, cmd, data); 1190 if (error == ENOIOCTL) 1191 error = ENODEV; 1192 return error; 1193 1194 case CONS_SETKBD: /* set the new keyboard */ 1195 { 1196 keyboard_t *newkbd; 1197 1198 s = spltty(); 1199 newkbd = kbd_get_keyboard(*(int *)data); 1200 if (newkbd == NULL) { 1201 splx(s); 1202 return EINVAL; 1203 } 1204 error = 0; 1205 if (sc->kbd != newkbd) { 1206 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1207 (void *)&sc->keyboard, sckbdevent, sc); 1208 /* i == newkbd->kb_index */ 1209 if (i >= 0) { 1210 if (sc->kbd != NULL) { 1211 save_kbd_state(sc->cur_scp); 1212 kbd_release(sc->kbd, (void *)&sc->keyboard); 1213 } 1214 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1215 sc->keyboard = i; 1216 kbd_ioctl(sc->kbd, KDSKBMODE, 1217 (caddr_t)&sc->cur_scp->kbd_mode); 1218 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1219 LOCK_MASK); 1220 } else { 1221 error = EPERM; /* XXX */ 1222 } 1223 } 1224 splx(s); 1225 return error; 1226 } 1227 1228 case CONS_RELKBD: /* release the current keyboard */ 1229 s = spltty(); 1230 error = 0; 1231 if (sc->kbd != NULL) { 1232 save_kbd_state(sc->cur_scp); 1233 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1234 if (error == 0) { 1235 sc->kbd = NULL; 1236 sc->keyboard = -1; 1237 } 1238 } 1239 splx(s); 1240 return error; 1241 1242 case CONS_GETTERM: /* get the current terminal emulator info */ 1243 { 1244 sc_term_sw_t *sw; 1245 1246 if (((term_info_t *)data)->ti_index == 0) { 1247 sw = scp->tsw; 1248 } else { 1249 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1250 } 1251 if (sw != NULL) { 1252 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1253 sizeof(((term_info_t *)data)->ti_name)); 1254 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1255 sizeof(((term_info_t *)data)->ti_desc)); 1256 ((term_info_t *)data)->ti_flags = 0; 1257 return 0; 1258 } else { 1259 ((term_info_t *)data)->ti_name[0] = '\0'; 1260 ((term_info_t *)data)->ti_desc[0] = '\0'; 1261 ((term_info_t *)data)->ti_flags = 0; 1262 return EINVAL; 1263 } 1264 } 1265 1266 case CONS_SETTERM: /* set the current terminal emulator */ 1267 s = spltty(); 1268 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1269 /* FIXME: what if scp == sc_console! XXX */ 1270 splx(s); 1271 return error; 1272 1273 case GIO_SCRNMAP: /* get output translation table */ 1274 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1275 return 0; 1276 1277 case PIO_SCRNMAP: /* set output translation table */ 1278 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1279 for (i=0; i<sizeof(sc->scr_map); i++) { 1280 sc->scr_rmap[sc->scr_map[i]] = i; 1281 } 1282 return 0; 1283 1284 case GIO_KEYMAP: /* get keyboard translation table */ 1285 case PIO_KEYMAP: /* set keyboard translation table */ 1286 case GIO_DEADKEYMAP: /* get accent key translation table */ 1287 case PIO_DEADKEYMAP: /* set accent key translation table */ 1288 case GETFKEY: /* get function key string */ 1289 case SETFKEY: /* set function key string */ 1290 error = kbd_ioctl(sc->kbd, cmd, data); 1291 if (error == ENOIOCTL) 1292 error = ENODEV; 1293 return error; 1294 1295#ifndef SC_NO_FONT_LOADING 1296 1297 case PIO_FONT8x8: /* set 8x8 dot font */ 1298 if (!ISFONTAVAIL(sc->adp->va_flags)) 1299 return ENXIO; 1300 bcopy(data, sc->font_8, 8*256); 1301 sc->fonts_loaded |= FONT_8; 1302 /* 1303 * FONT KLUDGE 1304 * Always use the font page #0. XXX 1305 * Don't load if the current font size is not 8x8. 1306 */ 1307 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1308 sc_load_font(sc->cur_scp, 0, 8, 8, sc->font_8, 0, 256); 1309 return 0; 1310 1311 case GIO_FONT8x8: /* get 8x8 dot font */ 1312 if (!ISFONTAVAIL(sc->adp->va_flags)) 1313 return ENXIO; 1314 if (sc->fonts_loaded & FONT_8) { 1315 bcopy(sc->font_8, data, 8*256); 1316 return 0; 1317 } 1318 else 1319 return ENXIO; 1320 1321 case PIO_FONT8x14: /* set 8x14 dot font */ 1322 if (!ISFONTAVAIL(sc->adp->va_flags)) 1323 return ENXIO; 1324 bcopy(data, sc->font_14, 14*256); 1325 sc->fonts_loaded |= FONT_14; 1326 /* 1327 * FONT KLUDGE 1328 * Always use the font page #0. XXX 1329 * Don't load if the current font size is not 8x14. 1330 */ 1331 if (ISTEXTSC(sc->cur_scp) 1332 && (sc->cur_scp->font_size >= 14) 1333 && (sc->cur_scp->font_size < 16)) 1334 sc_load_font(sc->cur_scp, 0, 14, 8, sc->font_14, 0, 256); 1335 return 0; 1336 1337 case GIO_FONT8x14: /* get 8x14 dot font */ 1338 if (!ISFONTAVAIL(sc->adp->va_flags)) 1339 return ENXIO; 1340 if (sc->fonts_loaded & FONT_14) { 1341 bcopy(sc->font_14, data, 14*256); 1342 return 0; 1343 } 1344 else 1345 return ENXIO; 1346 1347 case PIO_FONT8x16: /* set 8x16 dot font */ 1348 if (!ISFONTAVAIL(sc->adp->va_flags)) 1349 return ENXIO; 1350 bcopy(data, sc->font_16, 16*256); 1351 sc->fonts_loaded |= FONT_16; 1352 /* 1353 * FONT KLUDGE 1354 * Always use the font page #0. XXX 1355 * Don't load if the current font size is not 8x16. 1356 */ 1357 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1358 sc_load_font(sc->cur_scp, 0, 16, 8, sc->font_16, 0, 256); 1359 return 0; 1360 1361 case GIO_FONT8x16: /* get 8x16 dot font */ 1362 if (!ISFONTAVAIL(sc->adp->va_flags)) 1363 return ENXIO; 1364 if (sc->fonts_loaded & FONT_16) { 1365 bcopy(sc->font_16, data, 16*256); 1366 return 0; 1367 } 1368 else 1369 return ENXIO; 1370 1371#endif /* SC_NO_FONT_LOADING */ 1372 1373 default: 1374 break; 1375 } 1376 1377 return (ttyioctl(dev, cmd, data, flag, td)); 1378} 1379 1380static void 1381scstart(struct tty *tp) 1382{ 1383 struct clist *rbp; 1384 int s, len; 1385 u_char buf[PCBURST]; 1386 scr_stat *scp = sc_get_stat(tp->t_dev); 1387 1388 if (scp->status & SLKED || 1389 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 1390 return; 1391 s = spltty(); 1392 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1393 tp->t_state |= TS_BUSY; 1394 rbp = &tp->t_outq; 1395 while (rbp->c_cc) { 1396 len = q_to_b(rbp, buf, PCBURST); 1397 splx(s); 1398 sc_puts(scp, buf, len); 1399 s = spltty(); 1400 } 1401 tp->t_state &= ~TS_BUSY; 1402 ttwwakeup(tp); 1403 } 1404 splx(s); 1405} 1406 1407static void 1408sccnprobe(struct consdev *cp) 1409{ 1410 int unit; 1411 int flags; 1412 1413 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1414 1415 /* a video card is always required */ 1416 if (!scvidprobe(unit, flags, TRUE)) 1417 cp->cn_pri = CN_DEAD; 1418 1419 /* syscons will become console even when there is no keyboard */ 1420 sckbdprobe(unit, flags, TRUE); 1421 1422 if (cp->cn_pri == CN_DEAD) 1423 return; 1424 1425 /* initialize required fields */ 1426 sprintf(cp->cn_name, "consolectl"); 1427} 1428 1429static void 1430sccninit(struct consdev *cp) 1431{ 1432 int unit; 1433 int flags; 1434 1435 sc_get_cons_priority(&unit, &flags); 1436 scinit(unit, flags | SC_KERNEL_CONSOLE); 1437 sc_console_unit = unit; 1438 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1439 sc_consptr = cp; 1440} 1441 1442static void 1443sccnterm(struct consdev *cp) 1444{ 1445 /* we are not the kernel console any more, release everything */ 1446 1447 if (sc_console_unit < 0) 1448 return; /* shouldn't happen */ 1449 1450#if 0 /* XXX */ 1451 sc_clear_screen(sc_console); 1452 sccnupdate(sc_console); 1453#endif 1454 1455 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1456 sc_console_unit = -1; 1457 sc_console = NULL; 1458} 1459 1460static void 1461sccnputc(struct consdev *cd, int c) 1462{ 1463 u_char buf[1]; 1464 scr_stat *scp = sc_console; 1465 void *save; 1466#ifndef SC_NO_HISTORY 1467 struct tty *tp; 1468#endif /* !SC_NO_HISTORY */ 1469 int s; 1470 1471 /* assert(sc_console != NULL) */ 1472 1473#ifndef SC_NO_HISTORY 1474 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1475 scp->status &= ~SLKED; 1476 update_kbd_state(scp, scp->status, SLKED); 1477 if (scp->status & BUFFER_SAVED) { 1478 if (!sc_hist_restore(scp)) 1479 sc_remove_cutmarking(scp); 1480 scp->status &= ~BUFFER_SAVED; 1481 scp->status |= CURSOR_ENABLED; 1482 sc_draw_cursor_image(scp); 1483 } 1484 tp = VIRTUAL_TTY(scp->sc, scp->index); 1485 if (ISTTYOPEN(tp)) 1486 scstart(tp); 1487 } 1488#endif /* !SC_NO_HISTORY */ 1489 1490 save = scp->ts; 1491 if (kernel_console_ts != NULL) 1492 scp->ts = kernel_console_ts; 1493 buf[0] = c; 1494 sc_puts(scp, buf, 1); 1495 scp->ts = save; 1496 1497 s = spltty(); /* block sckbdevent and scrn_timer */ 1498 sccnupdate(scp); 1499 splx(s); 1500} 1501 1502static int 1503sccngetc(struct consdev *cd) 1504{ 1505 return sccngetch(0); 1506} 1507 1508static int 1509sccncheckc(struct consdev *cd) 1510{ 1511 return sccngetch(SCGETC_NONBLOCK); 1512} 1513 1514static void 1515sccndbctl(struct consdev *cd, int on) 1516{ 1517 /* assert(sc_console_unit >= 0) */ 1518 /* try to switch to the kernel console screen */ 1519 if (on && debugger == 0) { 1520 /* 1521 * TRY to make sure the screen saver is stopped, 1522 * and the screen is updated before switching to 1523 * the vty0. 1524 */ 1525 scrn_timer(NULL); 1526 if (!cold 1527 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 1528 && sc_console->smode.mode == VT_AUTO) { 1529 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; 1530 ++debugger; /* XXX */ 1531#ifdef DDB 1532 /* unlock vty switching */ 1533 sc_console->sc->flags &= ~SC_SCRN_VTYLOCK; 1534#endif 1535 sc_switch_scr(sc_console->sc, sc_console->index); 1536 --debugger; /* XXX */ 1537 } 1538 } 1539 if (on) 1540 ++debugger; 1541 else 1542 --debugger; 1543} 1544 1545static int 1546sccngetch(int flags) 1547{ 1548 static struct fkeytab fkey; 1549 static int fkeycp; 1550 scr_stat *scp; 1551 u_char *p; 1552 int cur_mode; 1553 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1554 int c; 1555 1556 /* assert(sc_console != NULL) */ 1557 1558 /* 1559 * Stop the screen saver and update the screen if necessary. 1560 * What if we have been running in the screen saver code... XXX 1561 */ 1562 sc_touch_scrn_saver(); 1563 scp = sc_console->sc->cur_scp; /* XXX */ 1564 sccnupdate(scp); 1565 1566 if (fkeycp < fkey.len) { 1567 splx(s); 1568 return fkey.str[fkeycp++]; 1569 } 1570 1571 if (scp->sc->kbd == NULL) { 1572 splx(s); 1573 return -1; 1574 } 1575 1576 /* 1577 * Make sure the keyboard is accessible even when the kbd device 1578 * driver is disabled. 1579 */ 1580 kbd_enable(scp->sc->kbd); 1581 1582 /* we shall always use the keyboard in the XLATE mode here */ 1583 cur_mode = scp->kbd_mode; 1584 scp->kbd_mode = K_XLATE; 1585 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1586 1587 kbd_poll(scp->sc->kbd, TRUE); 1588 c = scgetc(scp->sc, SCGETC_CN | flags); 1589 kbd_poll(scp->sc->kbd, FALSE); 1590 1591 scp->kbd_mode = cur_mode; 1592 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1593 kbd_disable(scp->sc->kbd); 1594 splx(s); 1595 1596 switch (KEYFLAGS(c)) { 1597 case 0: /* normal char */ 1598 return KEYCHAR(c); 1599 case FKEY: /* function key */ 1600 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1601 fkey.len = fkeycp; 1602 if ((p != NULL) && (fkey.len > 0)) { 1603 bcopy(p, fkey.str, fkey.len); 1604 fkeycp = 1; 1605 return fkey.str[0]; 1606 } 1607 return c; /* XXX */ 1608 case NOKEY: 1609 case ERRKEY: 1610 default: 1611 return -1; 1612 } 1613 /* NOT REACHED */ 1614} 1615 1616static void 1617sccnupdate(scr_stat *scp) 1618{ 1619 /* this is a cut-down version of scrn_timer()... */ 1620 1621 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) 1622 return; 1623 1624 if (debugger > 0 || panicstr || shutdown_in_progress) { 1625 sc_touch_scrn_saver(); 1626 } else if (scp != scp->sc->cur_scp) { 1627 return; 1628 } 1629 1630 if (!run_scrn_saver) 1631 scp->sc->flags &= ~SC_SCRN_IDLE; 1632#ifdef DEV_SPLASH 1633 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1634 if (scp->sc->flags & SC_SCRN_BLANKED) 1635 stop_scrn_saver(scp->sc, current_saver); 1636#endif 1637 1638 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1639 || scp->sc->switch_in_progress) 1640 return; 1641 /* 1642 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1643 * when write_in_progress is non-zero. XXX 1644 */ 1645 1646 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1647 scrn_update(scp, TRUE); 1648} 1649 1650static void 1651scrn_timer(void *arg) 1652{ 1653#ifndef PC98 1654 static int kbd_interval = 0; 1655#endif 1656 struct timeval tv; 1657 sc_softc_t *sc; 1658 scr_stat *scp; 1659 int again; 1660 int s; 1661 1662 again = (arg != NULL); 1663 if (arg != NULL) 1664 sc = (sc_softc_t *)arg; 1665 else if (sc_console != NULL) 1666 sc = sc_console->sc; 1667 else 1668 return; 1669 1670 /* don't do anything when we are performing some I/O operations */ 1671 if (sc->font_loading_in_progress || sc->videoio_in_progress) { 1672 if (again) 1673 timeout(scrn_timer, sc, hz / 10); 1674 return; 1675 } 1676 s = spltty(); 1677 1678#ifndef PC98 1679 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1680 /* try to allocate a keyboard automatically */ 1681 if (++kbd_interval >= 25) { 1682 sc->keyboard = sc_allocate_keyboard(sc, -1); 1683 if (sc->keyboard >= 0) { 1684 sc->kbd = kbd_get_keyboard(sc->keyboard); 1685 kbd_ioctl(sc->kbd, KDSKBMODE, 1686 (caddr_t)&sc->cur_scp->kbd_mode); 1687 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1688 LOCK_MASK); 1689 } 1690 kbd_interval = 0; 1691 } 1692 } 1693#endif /* PC98 */ 1694 1695 /* find the vty to update */ 1696 scp = sc->cur_scp; 1697 1698 /* should we stop the screen saver? */ 1699 getmicrouptime(&tv); 1700 if (debugger > 0 || panicstr || shutdown_in_progress) 1701 sc_touch_scrn_saver(); 1702 if (run_scrn_saver) { 1703 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1704 sc->flags |= SC_SCRN_IDLE; 1705 else 1706 sc->flags &= ~SC_SCRN_IDLE; 1707 } else { 1708 sc->scrn_time_stamp = tv.tv_sec; 1709 sc->flags &= ~SC_SCRN_IDLE; 1710 if (scrn_blank_time > 0) 1711 run_scrn_saver = TRUE; 1712 } 1713#ifdef DEV_SPLASH 1714 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1715 if (sc->flags & SC_SCRN_BLANKED) 1716 stop_scrn_saver(sc, current_saver); 1717#endif 1718 1719 /* should we just return ? */ 1720 if (sc->blink_in_progress || sc->switch_in_progress 1721 || sc->write_in_progress) { 1722 if (again) 1723 timeout(scrn_timer, sc, hz / 10); 1724 splx(s); 1725 return; 1726 } 1727 1728 /* Update the screen */ 1729 scp = sc->cur_scp; /* cur_scp may have changed... */ 1730 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1731 scrn_update(scp, TRUE); 1732 1733#ifdef DEV_SPLASH 1734 /* should we activate the screen saver? */ 1735 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1736 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1737 (*current_saver)(sc, TRUE); 1738#endif 1739 1740 if (again) 1741 timeout(scrn_timer, sc, hz / 25); 1742 splx(s); 1743} 1744 1745static int 1746and_region(int *s1, int *e1, int s2, int e2) 1747{ 1748 if (*e1 < s2 || e2 < *s1) 1749 return FALSE; 1750 *s1 = imax(*s1, s2); 1751 *e1 = imin(*e1, e2); 1752 return TRUE; 1753} 1754 1755static void 1756scrn_update(scr_stat *scp, int show_cursor) 1757{ 1758 int start; 1759 int end; 1760 int s; 1761 int e; 1762 1763 /* assert(scp == scp->sc->cur_scp) */ 1764 1765 ++scp->sc->videoio_in_progress; 1766 1767#ifndef SC_NO_CUTPASTE 1768 /* remove the previous mouse pointer image if necessary */ 1769 if (scp->status & MOUSE_VISIBLE) { 1770 s = scp->mouse_pos; 1771 e = scp->mouse_pos + scp->xsize + 1; 1772 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1773 || and_region(&s, &e, scp->start, scp->end) 1774 || ((scp->status & CURSOR_ENABLED) && 1775 (scp->cursor_pos != scp->cursor_oldpos) && 1776 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1777 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1778 sc_remove_mouse_image(scp); 1779 if (scp->end >= scp->xsize*scp->ysize) 1780 scp->end = scp->xsize*scp->ysize - 1; 1781 } 1782 } 1783#endif /* !SC_NO_CUTPASTE */ 1784 1785#if 1 1786 /* debug: XXX */ 1787 if (scp->end >= scp->xsize*scp->ysize) { 1788 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1789 scp->end = scp->xsize*scp->ysize - 1; 1790 } 1791 if (scp->start < 0) { 1792 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1793 scp->start = 0; 1794 } 1795#endif 1796 1797 /* update screen image */ 1798 if (scp->start <= scp->end) { 1799 if (scp->mouse_cut_end >= 0) { 1800 /* there is a marked region for cut & paste */ 1801 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1802 start = scp->mouse_cut_start; 1803 end = scp->mouse_cut_end; 1804 } else { 1805 start = scp->mouse_cut_end; 1806 end = scp->mouse_cut_start - 1; 1807 } 1808 s = start; 1809 e = end; 1810 /* does the cut-mark region overlap with the update region? */ 1811 if (and_region(&s, &e, scp->start, scp->end)) { 1812 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1813 s = 0; 1814 e = start - 1; 1815 if (and_region(&s, &e, scp->start, scp->end)) 1816 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1817 s = end + 1; 1818 e = scp->xsize*scp->ysize - 1; 1819 if (and_region(&s, &e, scp->start, scp->end)) 1820 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1821 } else { 1822 (*scp->rndr->draw)(scp, scp->start, 1823 scp->end - scp->start + 1, FALSE); 1824 } 1825 } else { 1826 (*scp->rndr->draw)(scp, scp->start, 1827 scp->end - scp->start + 1, FALSE); 1828 } 1829 } 1830 1831 /* we are not to show the cursor and the mouse pointer... */ 1832 if (!show_cursor) { 1833 scp->end = 0; 1834 scp->start = scp->xsize*scp->ysize - 1; 1835 --scp->sc->videoio_in_progress; 1836 return; 1837 } 1838 1839 /* update cursor image */ 1840 if (scp->status & CURSOR_ENABLED) { 1841 s = scp->start; 1842 e = scp->end; 1843 /* did cursor move since last time ? */ 1844 if (scp->cursor_pos != scp->cursor_oldpos) { 1845 /* do we need to remove old cursor image ? */ 1846 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1847 sc_remove_cursor_image(scp); 1848 sc_draw_cursor_image(scp); 1849 } else { 1850 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1851 /* cursor didn't move, but has been overwritten */ 1852 sc_draw_cursor_image(scp); 1853 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1854 /* if it's a blinking cursor, update it */ 1855 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1856 sc_inside_cutmark(scp, 1857 scp->cursor_pos)); 1858 } 1859 } 1860 1861#ifndef SC_NO_CUTPASTE 1862 /* update "pseudo" mouse pointer image */ 1863 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1864 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1865 scp->status &= ~MOUSE_MOVED; 1866 sc_draw_mouse_image(scp); 1867 } 1868 } 1869#endif /* SC_NO_CUTPASTE */ 1870 1871 scp->end = 0; 1872 scp->start = scp->xsize*scp->ysize - 1; 1873 1874 --scp->sc->videoio_in_progress; 1875} 1876 1877#ifdef DEV_SPLASH 1878static int 1879scsplash_callback(int event, void *arg) 1880{ 1881 sc_softc_t *sc; 1882 int error; 1883 1884 sc = (sc_softc_t *)arg; 1885 1886 switch (event) { 1887 case SPLASH_INIT: 1888 if (add_scrn_saver(scsplash_saver) == 0) { 1889 sc->flags &= ~SC_SAVER_FAILED; 1890 run_scrn_saver = TRUE; 1891 if (cold && !(boothowto & RB_VERBOSE)) { 1892 scsplash_stick(TRUE); 1893 (*current_saver)(sc, TRUE); 1894 } 1895 } 1896 return 0; 1897 1898 case SPLASH_TERM: 1899 if (current_saver == scsplash_saver) { 1900 scsplash_stick(FALSE); 1901 error = remove_scrn_saver(scsplash_saver); 1902 if (error) 1903 return error; 1904 } 1905 return 0; 1906 1907 default: 1908 return EINVAL; 1909 } 1910} 1911 1912static void 1913scsplash_saver(sc_softc_t *sc, int show) 1914{ 1915 static int busy = FALSE; 1916 scr_stat *scp; 1917 1918 if (busy) 1919 return; 1920 busy = TRUE; 1921 1922 scp = sc->cur_scp; 1923 if (show) { 1924 if (!(sc->flags & SC_SAVER_FAILED)) { 1925 if (!(sc->flags & SC_SCRN_BLANKED)) 1926 set_scrn_saver_mode(scp, -1, NULL, 0); 1927 switch (splash(sc->adp, TRUE)) { 1928 case 0: /* succeeded */ 1929 break; 1930 case EAGAIN: /* try later */ 1931 restore_scrn_saver_mode(scp, FALSE); 1932 sc_touch_scrn_saver(); /* XXX */ 1933 break; 1934 default: 1935 sc->flags |= SC_SAVER_FAILED; 1936 scsplash_stick(FALSE); 1937 restore_scrn_saver_mode(scp, TRUE); 1938 printf("scsplash_saver(): failed to put up the image\n"); 1939 break; 1940 } 1941 } 1942 } else if (!sticky_splash) { 1943 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1944 restore_scrn_saver_mode(scp, TRUE); 1945 } 1946 busy = FALSE; 1947} 1948 1949static int 1950add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1951{ 1952#if 0 1953 int error; 1954 1955 if (current_saver != none_saver) { 1956 error = remove_scrn_saver(current_saver); 1957 if (error) 1958 return error; 1959 } 1960#endif 1961 if (current_saver != none_saver) 1962 return EBUSY; 1963 1964 run_scrn_saver = FALSE; 1965 saver_mode = CONS_LKM_SAVER; 1966 current_saver = this_saver; 1967 return 0; 1968} 1969 1970static int 1971remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1972{ 1973 if (current_saver != this_saver) 1974 return EINVAL; 1975 1976#if 0 1977 /* 1978 * In order to prevent `current_saver' from being called by 1979 * the timeout routine `scrn_timer()' while we manipulate 1980 * the saver list, we shall set `current_saver' to `none_saver' 1981 * before stopping the current saver, rather than blocking by `splXX()'. 1982 */ 1983 current_saver = none_saver; 1984 if (scrn_blanked) 1985 stop_scrn_saver(this_saver); 1986#endif 1987 1988 /* unblank all blanked screens */ 1989 wait_scrn_saver_stop(NULL); 1990 if (scrn_blanked) 1991 return EBUSY; 1992 1993 current_saver = none_saver; 1994 return 0; 1995} 1996 1997static int 1998set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 1999{ 2000 int s; 2001 2002 /* assert(scp == scp->sc->cur_scp) */ 2003 s = spltty(); 2004 if (!ISGRAPHSC(scp)) 2005 sc_remove_cursor_image(scp); 2006 scp->splash_save_mode = scp->mode; 2007 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2008 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2009 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2010 scp->sc->flags |= SC_SCRN_BLANKED; 2011 ++scrn_blanked; 2012 splx(s); 2013 if (mode < 0) 2014 return 0; 2015 scp->mode = mode; 2016 if (set_mode(scp) == 0) { 2017 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2018 scp->status |= GRAPHICS_MODE; 2019#ifndef SC_NO_PALETTE_LOADING 2020 if (pal != NULL) 2021 load_palette(scp->sc->adp, pal); 2022#endif 2023 sc_set_border(scp, border); 2024 return 0; 2025 } else { 2026 s = spltty(); 2027 scp->mode = scp->splash_save_mode; 2028 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2029 scp->status |= scp->splash_save_status; 2030 splx(s); 2031 return 1; 2032 } 2033} 2034 2035static int 2036restore_scrn_saver_mode(scr_stat *scp, int changemode) 2037{ 2038 int mode; 2039 int status; 2040 int s; 2041 2042 /* assert(scp == scp->sc->cur_scp) */ 2043 s = spltty(); 2044 mode = scp->mode; 2045 status = scp->status; 2046 scp->mode = scp->splash_save_mode; 2047 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2048 scp->status |= scp->splash_save_status; 2049 scp->sc->flags &= ~SC_SCRN_BLANKED; 2050 if (!changemode) { 2051 if (!ISGRAPHSC(scp)) 2052 sc_draw_cursor_image(scp); 2053 --scrn_blanked; 2054 splx(s); 2055 return 0; 2056 } 2057 if (set_mode(scp) == 0) { 2058#ifndef SC_NO_PALETTE_LOADING 2059 load_palette(scp->sc->adp, scp->sc->palette); 2060#endif 2061 --scrn_blanked; 2062 splx(s); 2063 return 0; 2064 } else { 2065 scp->mode = mode; 2066 scp->status = status; 2067 splx(s); 2068 return 1; 2069 } 2070} 2071 2072static void 2073stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2074{ 2075 (*saver)(sc, FALSE); 2076 run_scrn_saver = FALSE; 2077 /* the screen saver may have chosen not to stop after all... */ 2078 if (sc->flags & SC_SCRN_BLANKED) 2079 return; 2080 2081 mark_all(sc->cur_scp); 2082 if (sc->delayed_next_scr) 2083 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2084 if (debugger == 0) 2085 wakeup(&scrn_blanked); 2086} 2087 2088static int 2089wait_scrn_saver_stop(sc_softc_t *sc) 2090{ 2091 int error = 0; 2092 2093 while (scrn_blanked > 0) { 2094 run_scrn_saver = FALSE; 2095 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2096 error = 0; 2097 break; 2098 } 2099 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2100 if ((error != 0) && (error != ERESTART)) 2101 break; 2102 } 2103 run_scrn_saver = FALSE; 2104 return error; 2105} 2106#endif /* DEV_SPLASH */ 2107 2108void 2109sc_touch_scrn_saver(void) 2110{ 2111 scsplash_stick(FALSE); 2112 run_scrn_saver = FALSE; 2113} 2114 2115int 2116sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2117{ 2118 scr_stat *cur_scp; 2119 struct tty *tp; 2120 struct proc *p; 2121 int s; 2122 2123 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2124 2125 if (sc->cur_scp == NULL) 2126 return (0); 2127 2128 /* prevent switch if previously requested */ 2129 if (sc->flags & SC_SCRN_VTYLOCK) { 2130 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2131 sc->cur_scp->bell_duration); 2132 return EPERM; 2133 } 2134 2135 /* delay switch if the screen is blanked or being updated */ 2136 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2137 || sc->blink_in_progress || sc->videoio_in_progress) { 2138 sc->delayed_next_scr = next_scr + 1; 2139 sc_touch_scrn_saver(); 2140 DPRINTF(5, ("switch delayed\n")); 2141 return 0; 2142 } 2143 2144 s = spltty(); 2145 cur_scp = sc->cur_scp; 2146 2147 /* we are in the middle of the vty switching process... */ 2148 if (sc->switch_in_progress 2149 && (cur_scp->smode.mode == VT_PROCESS) 2150 && cur_scp->proc) { 2151 p = pfind(cur_scp->pid); 2152 if (cur_scp->proc != p) { 2153 if (p) 2154 PROC_UNLOCK(p); 2155 /* 2156 * The controlling process has died!!. Do some clean up. 2157 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2158 * are not reset here yet; they will be cleared later. 2159 */ 2160 DPRINTF(5, ("cur_scp controlling process %d died, ", 2161 cur_scp->pid)); 2162 if (cur_scp->status & SWITCH_WAIT_REL) { 2163 /* 2164 * Force the previous switch to finish, but return now 2165 * with error. 2166 */ 2167 DPRINTF(5, ("reset WAIT_REL, ")); 2168 finish_vt_rel(cur_scp, TRUE, &s); 2169 splx(s); 2170 DPRINTF(5, ("finishing previous switch\n")); 2171 return EINVAL; 2172 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2173 /* let's assume screen switch has been completed. */ 2174 DPRINTF(5, ("reset WAIT_ACQ, ")); 2175 finish_vt_acq(cur_scp); 2176 } else { 2177 /* 2178 * We are in between screen release and acquisition, and 2179 * reached here via scgetc() or scrn_timer() which has 2180 * interrupted exchange_scr(). Don't do anything stupid. 2181 */ 2182 DPRINTF(5, ("waiting nothing, ")); 2183 } 2184 } else { 2185 if (p) 2186 PROC_UNLOCK(p); 2187 /* 2188 * The controlling process is alive, but not responding... 2189 * It is either buggy or it may be just taking time. 2190 * The following code is a gross kludge to cope with this 2191 * problem for which there is no clean solution. XXX 2192 */ 2193 if (cur_scp->status & SWITCH_WAIT_REL) { 2194 switch (sc->switch_in_progress++) { 2195 case 1: 2196 break; 2197 case 2: 2198 DPRINTF(5, ("sending relsig again, ")); 2199 signal_vt_rel(cur_scp); 2200 break; 2201 case 3: 2202 break; 2203 case 4: 2204 default: 2205 /* 2206 * Act as if the controlling program returned 2207 * VT_FALSE. 2208 */ 2209 DPRINTF(5, ("force reset WAIT_REL, ")); 2210 finish_vt_rel(cur_scp, FALSE, &s); 2211 splx(s); 2212 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2213 return EINVAL; 2214 } 2215 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2216 switch (sc->switch_in_progress++) { 2217 case 1: 2218 break; 2219 case 2: 2220 DPRINTF(5, ("sending acqsig again, ")); 2221 signal_vt_acq(cur_scp); 2222 break; 2223 case 3: 2224 break; 2225 case 4: 2226 default: 2227 /* clear the flag and finish the previous switch */ 2228 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2229 finish_vt_acq(cur_scp); 2230 break; 2231 } 2232 } 2233 } 2234 } 2235 2236 /* 2237 * Return error if an invalid argument is given, or vty switch 2238 * is still in progress. 2239 */ 2240 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2241 || sc->switch_in_progress) { 2242 splx(s); 2243 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2244 DPRINTF(5, ("error 1\n")); 2245 return EINVAL; 2246 } 2247 2248 /* 2249 * Don't allow switching away from the graphics mode vty 2250 * if the switch mode is VT_AUTO, unless the next vty is the same 2251 * as the current or the current vty has been closed (but showing). 2252 */ 2253 tp = VIRTUAL_TTY(sc, cur_scp->index); 2254 if ((cur_scp->index != next_scr) 2255 && ISTTYOPEN(tp) 2256 && (cur_scp->smode.mode == VT_AUTO) 2257 && ISGRAPHSC(cur_scp)) { 2258 splx(s); 2259 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2260 DPRINTF(5, ("error, graphics mode\n")); 2261 return EINVAL; 2262 } 2263 2264 /* 2265 * Is the wanted vty open? Don't allow switching to a closed vty. 2266 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2267 * Note that we always allow the user to switch to the kernel 2268 * console even if it is closed. 2269 */ 2270 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2271 tp = VIRTUAL_TTY(sc, next_scr); 2272 if (!ISTTYOPEN(tp)) { 2273 splx(s); 2274 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2275 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2276 return EINVAL; 2277 } 2278 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2279 splx(s); 2280 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2281 return EINVAL; 2282 } 2283 } 2284 2285 /* this is the start of vty switching process... */ 2286 ++sc->switch_in_progress; 2287 sc->delayed_next_scr = 0; 2288 sc->old_scp = cur_scp; 2289 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2290 if (sc->new_scp == sc->old_scp) { 2291 sc->switch_in_progress = 0; 2292 /* 2293 * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if 2294 * sched_lock is in an in-between state, e.g., when we stop at 2295 * a breakpoint at fork_exit. It has always been wrong to call 2296 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2297 * is supposed to be locked by splhigh(), but the debugger may 2298 * be invoked at splhigh(). 2299 */ 2300 if (debugger == 0) 2301 wakeup(&sc->new_scp->smode); 2302 splx(s); 2303 DPRINTF(5, ("switch done (new == old)\n")); 2304 return 0; 2305 } 2306 2307 /* has controlling process died? */ 2308 vt_proc_alive(sc->old_scp); 2309 vt_proc_alive(sc->new_scp); 2310 2311 /* wait for the controlling process to release the screen, if necessary */ 2312 if (signal_vt_rel(sc->old_scp)) { 2313 splx(s); 2314 return 0; 2315 } 2316 2317 /* go set up the new vty screen */ 2318 splx(s); 2319 exchange_scr(sc); 2320 s = spltty(); 2321 2322 /* wake up processes waiting for this vty */ 2323 if (debugger == 0) 2324 wakeup(&sc->cur_scp->smode); 2325 2326 /* wait for the controlling process to acknowledge, if necessary */ 2327 if (signal_vt_acq(sc->cur_scp)) { 2328 splx(s); 2329 return 0; 2330 } 2331 2332 sc->switch_in_progress = 0; 2333 if (sc->unit == sc_console_unit) 2334 cnavailable(sc_consptr, TRUE); 2335 splx(s); 2336 DPRINTF(5, ("switch done\n")); 2337 2338 return 0; 2339} 2340 2341static int 2342do_switch_scr(sc_softc_t *sc, int s) 2343{ 2344 vt_proc_alive(sc->new_scp); 2345 2346 splx(s); 2347 exchange_scr(sc); 2348 s = spltty(); 2349 /* sc->cur_scp == sc->new_scp */ 2350 wakeup(&sc->cur_scp->smode); 2351 2352 /* wait for the controlling process to acknowledge, if necessary */ 2353 if (!signal_vt_acq(sc->cur_scp)) { 2354 sc->switch_in_progress = 0; 2355 if (sc->unit == sc_console_unit) 2356 cnavailable(sc_consptr, TRUE); 2357 } 2358 2359 return s; 2360} 2361 2362static int 2363vt_proc_alive(scr_stat *scp) 2364{ 2365 struct proc *p; 2366 2367 if (scp->proc) { 2368 if ((p = pfind(scp->pid)) != NULL) 2369 PROC_UNLOCK(p); 2370 if (scp->proc == p) 2371 return TRUE; 2372 scp->proc = NULL; 2373 scp->smode.mode = VT_AUTO; 2374 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2375 } 2376 return FALSE; 2377} 2378 2379static int 2380signal_vt_rel(scr_stat *scp) 2381{ 2382 if (scp->smode.mode != VT_PROCESS) 2383 return FALSE; 2384 scp->status |= SWITCH_WAIT_REL; 2385 PROC_LOCK(scp->proc); 2386 psignal(scp->proc, scp->smode.relsig); 2387 PROC_UNLOCK(scp->proc); 2388 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2389 return TRUE; 2390} 2391 2392static int 2393signal_vt_acq(scr_stat *scp) 2394{ 2395 if (scp->smode.mode != VT_PROCESS) 2396 return FALSE; 2397 if (scp->sc->unit == sc_console_unit) 2398 cnavailable(sc_consptr, FALSE); 2399 scp->status |= SWITCH_WAIT_ACQ; 2400 PROC_LOCK(scp->proc); 2401 psignal(scp->proc, scp->smode.acqsig); 2402 PROC_UNLOCK(scp->proc); 2403 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2404 return TRUE; 2405} 2406 2407static int 2408finish_vt_rel(scr_stat *scp, int release, int *s) 2409{ 2410 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2411 scp->status &= ~SWITCH_WAIT_REL; 2412 if (release) 2413 *s = do_switch_scr(scp->sc, *s); 2414 else 2415 scp->sc->switch_in_progress = 0; 2416 return 0; 2417 } 2418 return EINVAL; 2419} 2420 2421static int 2422finish_vt_acq(scr_stat *scp) 2423{ 2424 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2425 scp->status &= ~SWITCH_WAIT_ACQ; 2426 scp->sc->switch_in_progress = 0; 2427 return 0; 2428 } 2429 return EINVAL; 2430} 2431 2432static void 2433exchange_scr(sc_softc_t *sc) 2434{ 2435 scr_stat *scp; 2436 2437 /* save the current state of video and keyboard */ 2438 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2439 if (!ISGRAPHSC(sc->old_scp)) 2440 sc_remove_cursor_image(sc->old_scp); 2441 if (sc->old_scp->kbd_mode == K_XLATE) 2442 save_kbd_state(sc->old_scp); 2443 2444 /* set up the video for the new screen */ 2445 scp = sc->cur_scp = sc->new_scp; 2446#ifdef PC98 2447 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2448#else 2449 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2450#endif 2451 set_mode(scp); 2452#ifndef __sparc64__ 2453 else 2454 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2455 (void *)sc->adp->va_window, FALSE); 2456#endif 2457 scp->status |= MOUSE_HIDDEN; 2458 sc_move_cursor(scp, scp->xpos, scp->ypos); 2459 if (!ISGRAPHSC(scp)) 2460 sc_set_cursor_image(scp); 2461#ifndef SC_NO_PALETTE_LOADING 2462 if (ISGRAPHSC(sc->old_scp)) 2463 load_palette(sc->adp, sc->palette); 2464#endif 2465 sc_set_border(scp, scp->border); 2466 2467 /* set up the keyboard for the new screen */ 2468 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2469 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2470 update_kbd_state(scp, scp->status, LOCK_MASK); 2471 2472 mark_all(scp); 2473} 2474 2475void 2476sc_puts(scr_stat *scp, u_char *buf, int len) 2477{ 2478#ifdef DEV_SPLASH 2479 /* make screensaver happy */ 2480 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2481 run_scrn_saver = FALSE; 2482#endif 2483 2484 if (scp->tsw) 2485 (*scp->tsw->te_puts)(scp, buf, len); 2486 2487 if (scp->sc->delayed_next_scr) 2488 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2489} 2490 2491void 2492sc_draw_cursor_image(scr_stat *scp) 2493{ 2494 /* assert(scp == scp->sc->cur_scp); */ 2495 ++scp->sc->videoio_in_progress; 2496 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2497 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2498 sc_inside_cutmark(scp, scp->cursor_pos)); 2499 scp->cursor_oldpos = scp->cursor_pos; 2500 --scp->sc->videoio_in_progress; 2501} 2502 2503void 2504sc_remove_cursor_image(scr_stat *scp) 2505{ 2506 /* assert(scp == scp->sc->cur_scp); */ 2507 ++scp->sc->videoio_in_progress; 2508 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2509 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2510 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2511 --scp->sc->videoio_in_progress; 2512} 2513 2514static void 2515update_cursor_image(scr_stat *scp) 2516{ 2517 /* assert(scp == scp->sc->cur_scp); */ 2518 sc_remove_cursor_image(scp); 2519 sc_set_cursor_image(scp); 2520 sc_draw_cursor_image(scp); 2521} 2522 2523void 2524sc_set_cursor_image(scr_stat *scp) 2525{ 2526 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2527 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2528 /* hidden cursor is internally represented as zero-height underline */ 2529 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2530 scp->curs_attr.base = scp->curs_attr.height = 0; 2531 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2532 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2533 scp->font_size - 1); 2534 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2535 scp->font_size - scp->curs_attr.base); 2536 } else { /* block cursor */ 2537 scp->curs_attr.base = 0; 2538 scp->curs_attr.height = scp->font_size; 2539 } 2540 2541 /* assert(scp == scp->sc->cur_scp); */ 2542 ++scp->sc->videoio_in_progress; 2543 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2544 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2545 --scp->sc->videoio_in_progress; 2546} 2547 2548static void 2549change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2550{ 2551 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2552 sc_remove_cursor_image(scp); 2553 2554 if (base >= 0) 2555 scp->curr_curs_attr.base = base; 2556 if (height >= 0) 2557 scp->curr_curs_attr.height = height; 2558 if (flags & CONS_RESET_CURSOR) 2559 scp->curr_curs_attr = scp->dflt_curs_attr; 2560 else 2561 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2562 2563 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2564 sc_set_cursor_image(scp); 2565 sc_draw_cursor_image(scp); 2566 } 2567} 2568 2569void 2570sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2571{ 2572 sc_softc_t *sc; 2573 struct cdev *dev; 2574 int s; 2575 int i; 2576 2577 s = spltty(); 2578 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2579 /* local (per vty) change */ 2580 change_cursor_shape(scp, flags, base, height); 2581 splx(s); 2582 return; 2583 } 2584 2585 /* global change */ 2586 sc = scp->sc; 2587 if (base >= 0) 2588 sc->curs_attr.base = base; 2589 if (height >= 0) 2590 sc->curs_attr.height = height; 2591 if (flags != -1) { 2592 if (flags & CONS_RESET_CURSOR) 2593 sc->curs_attr = sc->dflt_curs_attr; 2594 else 2595 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2596 } 2597 2598 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2599 if ((dev = SC_DEV(sc, i)) == NULL) 2600 continue; 2601 if ((scp = sc_get_stat(dev)) == NULL) 2602 continue; 2603 scp->dflt_curs_attr = sc->curs_attr; 2604 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2605 } 2606 splx(s); 2607} 2608 2609static void 2610scinit(int unit, int flags) 2611{ 2612 2613 /* 2614 * When syscons is being initialized as the kernel console, malloc() 2615 * is not yet functional, because various kernel structures has not been 2616 * fully initialized yet. Therefore, we need to declare the following 2617 * static buffers for the console. This is less than ideal, 2618 * but is necessry evil for the time being. XXX 2619 */ 2620#ifdef PC98 2621 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2622#else 2623 static u_short sc_buffer[ROW*COL]; /* XXX */ 2624#endif 2625#ifndef SC_NO_FONT_LOADING 2626 static u_char font_8[256*8]; 2627 static u_char font_14[256*14]; 2628 static u_char font_16[256*16]; 2629#endif 2630 2631 sc_softc_t *sc; 2632 scr_stat *scp; 2633 video_adapter_t *adp; 2634 int col; 2635 int row; 2636 int i; 2637 2638 /* one time initialization */ 2639 if (init_done == COLD) 2640 sc_get_bios_values(&bios_value); 2641 init_done = WARM; 2642 2643 /* 2644 * Allocate resources. Even if we are being called for the second 2645 * time, we must allocate them again, because they might have 2646 * disappeared... 2647 */ 2648 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2649 adp = NULL; 2650 if (sc->adapter >= 0) { 2651 vid_release(sc->adp, (void *)&sc->adapter); 2652 adp = sc->adp; 2653 sc->adp = NULL; 2654 } 2655 if (sc->keyboard >= 0) { 2656 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2657 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2658 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2659 if (sc->kbd != NULL) { 2660 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2661 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2662 } 2663 sc->kbd = NULL; 2664 } 2665 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2666 sc->adp = vid_get_adapter(sc->adapter); 2667 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2668 2669 sc->keyboard = sc_allocate_keyboard(sc, unit); 2670 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2671 2672 sc->kbd = kbd_get_keyboard(sc->keyboard); 2673 if (sc->kbd != NULL) { 2674 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2675 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2676 } 2677 2678 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2679 2680 sc->initial_mode = sc->adp->va_initial_mode; 2681 2682#ifndef SC_NO_FONT_LOADING 2683 if (flags & SC_KERNEL_CONSOLE) { 2684 sc->font_8 = font_8; 2685 sc->font_14 = font_14; 2686 sc->font_16 = font_16; 2687 } else if (sc->font_8 == NULL) { 2688 /* assert(sc_malloc) */ 2689 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2690 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2691 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2692 } 2693#endif 2694 2695 /* extract the hardware cursor location and hide the cursor for now */ 2696 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); 2697 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); 2698 2699 /* set up the first console */ 2700 sc->first_vty = unit*MAXCONS; 2701 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2702 if (flags & SC_KERNEL_CONSOLE) { 2703 /* 2704 * Set up devs structure but don't use it yet, calling make_dev() 2705 * might panic kernel. Wait for sc_attach_unit() to actually 2706 * create the devices. 2707 */ 2708 sc->dev = main_devs; 2709 scp = &main_console; 2710 init_scp(sc, sc->first_vty, scp); 2711 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2712 (void *)sc_buffer, FALSE); 2713 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2714 sc_init_emulator(scp, "*"); 2715 (*scp->tsw->te_default_attr)(scp, 2716 kernel_default.std_color, 2717 kernel_default.rev_color); 2718 } else { 2719 /* assert(sc_malloc) */ 2720 sc->dev = malloc(sizeof(struct cdev *)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2721 sc->dev[0] = make_dev(&sc_cdevsw, unit * MAXCONS, 2722 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", unit * MAXCONS); 2723 sc_alloc_tty(sc->dev[0]); 2724 scp = alloc_scp(sc, sc->first_vty); 2725 SC_STAT(sc->dev[0]) = scp; 2726 } 2727 sc->cur_scp = scp; 2728 2729#ifndef __sparc64__ 2730 /* copy screen to temporary buffer */ 2731 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2732 (void *)scp->sc->adp->va_window, FALSE); 2733 if (ISTEXTSC(scp)) 2734 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2735#endif 2736 2737 /* move cursors to the initial positions */ 2738 if (col >= scp->xsize) 2739 col = 0; 2740 if (row >= scp->ysize) 2741 row = scp->ysize - 1; 2742 scp->xpos = col; 2743 scp->ypos = row; 2744 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2745 2746 if (bios_value.cursor_end < scp->font_size) 2747 sc->dflt_curs_attr.base = scp->font_size - 2748 bios_value.cursor_end - 1; 2749 else 2750 sc->dflt_curs_attr.base = 0; 2751 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2752 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2753 sc->dflt_curs_attr.flags = 0; 2754 sc->curs_attr = sc->dflt_curs_attr; 2755 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2756 2757#ifndef SC_NO_SYSMOUSE 2758 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2759#endif 2760 if (!ISGRAPHSC(scp)) { 2761 sc_set_cursor_image(scp); 2762 sc_draw_cursor_image(scp); 2763 } 2764 2765 /* save font and palette */ 2766#ifndef SC_NO_FONT_LOADING 2767 sc->fonts_loaded = 0; 2768 if (ISFONTAVAIL(sc->adp->va_flags)) { 2769#ifdef SC_DFLT_FONT 2770 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2771 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2772 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2773 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2774 if (scp->font_size < 14) { 2775 sc_load_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2776 } else if (scp->font_size >= 16) { 2777 sc_load_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2778 } else { 2779 sc_load_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2780 } 2781#else /* !SC_DFLT_FONT */ 2782 if (scp->font_size < 14) { 2783 sc_save_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2784 sc->fonts_loaded = FONT_8; 2785 } else if (scp->font_size >= 16) { 2786 sc_save_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2787 sc->fonts_loaded = FONT_16; 2788 } else { 2789 sc_save_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2790 sc->fonts_loaded = FONT_14; 2791 } 2792#endif /* SC_DFLT_FONT */ 2793 /* FONT KLUDGE: always use the font page #0. XXX */ 2794 sc_show_font(scp, 0); 2795 } 2796#endif /* !SC_NO_FONT_LOADING */ 2797 2798#ifndef SC_NO_PALETTE_LOADING 2799 save_palette(sc->adp, sc->palette); 2800#endif 2801 2802#ifdef DEV_SPLASH 2803 if (!(sc->flags & SC_SPLASH_SCRN)) { 2804 /* we are ready to put up the splash image! */ 2805 splash_init(sc->adp, scsplash_callback, sc); 2806 sc->flags |= SC_SPLASH_SCRN; 2807 } 2808#endif 2809 } 2810 2811 /* the rest is not necessary, if we have done it once */ 2812 if (sc->flags & SC_INIT_DONE) 2813 return; 2814 2815 /* initialize mapscrn arrays to a one to one map */ 2816 for (i = 0; i < sizeof(sc->scr_map); i++) 2817 sc->scr_map[i] = sc->scr_rmap[i] = i; 2818#ifdef PC98 2819 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2820#endif 2821 2822 sc->flags |= SC_INIT_DONE; 2823} 2824 2825static void 2826scterm(int unit, int flags) 2827{ 2828 sc_softc_t *sc; 2829 scr_stat *scp; 2830 2831 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2832 if (sc == NULL) 2833 return; /* shouldn't happen */ 2834 2835#ifdef DEV_SPLASH 2836 /* this console is no longer available for the splash screen */ 2837 if (sc->flags & SC_SPLASH_SCRN) { 2838 splash_term(sc->adp); 2839 sc->flags &= ~SC_SPLASH_SCRN; 2840 } 2841#endif 2842 2843#if 0 /* XXX */ 2844 /* move the hardware cursor to the upper-left corner */ 2845 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); 2846#endif 2847 2848 /* release the keyboard and the video card */ 2849 if (sc->keyboard >= 0) 2850 kbd_release(sc->kbd, &sc->keyboard); 2851 if (sc->adapter >= 0) 2852 vid_release(sc->adp, &sc->adapter); 2853 2854 /* stop the terminal emulator, if any */ 2855 scp = sc_get_stat(sc->dev[0]); 2856 if (scp->tsw) 2857 (*scp->tsw->te_term)(scp, &scp->ts); 2858 if (scp->ts != NULL) 2859 free(scp->ts, M_DEVBUF); 2860 2861 /* clear the structure */ 2862 if (!(flags & SC_KERNEL_CONSOLE)) { 2863 /* XXX: We need delete_dev() for this */ 2864 free(sc->dev, M_DEVBUF); 2865#if 0 2866 /* XXX: We need a ttyunregister for this */ 2867 free(sc->tty, M_DEVBUF); 2868#endif 2869#ifndef SC_NO_FONT_LOADING 2870 free(sc->font_8, M_DEVBUF); 2871 free(sc->font_14, M_DEVBUF); 2872 free(sc->font_16, M_DEVBUF); 2873#endif 2874 /* XXX vtb, history */ 2875 } 2876 bzero(sc, sizeof(*sc)); 2877 sc->keyboard = -1; 2878 sc->adapter = -1; 2879} 2880 2881static void 2882scshutdown(void *arg, int howto) 2883{ 2884 /* assert(sc_console != NULL) */ 2885 2886 sc_touch_scrn_saver(); 2887 if (!cold && sc_console 2888 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2889 && sc_console->smode.mode == VT_AUTO) 2890 sc_switch_scr(sc_console->sc, sc_console->index); 2891 shutdown_in_progress = TRUE; 2892} 2893 2894int 2895sc_clean_up(scr_stat *scp) 2896{ 2897#ifdef DEV_SPLASH 2898 int error; 2899#endif 2900 2901 if (scp->sc->flags & SC_SCRN_BLANKED) { 2902 sc_touch_scrn_saver(); 2903#ifdef DEV_SPLASH 2904 if ((error = wait_scrn_saver_stop(scp->sc))) 2905 return error; 2906#endif 2907 } 2908 scp->status |= MOUSE_HIDDEN; 2909 sc_remove_mouse_image(scp); 2910 sc_remove_cutmarking(scp); 2911 return 0; 2912} 2913 2914void 2915sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2916{ 2917 sc_vtb_t new; 2918 sc_vtb_t old; 2919 2920 old = scp->vtb; 2921 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2922 if (!discard && (old.vtb_flags & VTB_VALID)) { 2923 /* retain the current cursor position and buffer contants */ 2924 scp->cursor_oldpos = scp->cursor_pos; 2925 /* 2926 * This works only if the old buffer has the same size as or larger 2927 * than the new one. XXX 2928 */ 2929 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2930 scp->vtb = new; 2931 } else { 2932 scp->vtb = new; 2933 sc_vtb_destroy(&old); 2934 } 2935 2936#ifndef SC_NO_SYSMOUSE 2937 /* move the mouse cursor at the center of the screen */ 2938 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2939#endif 2940} 2941 2942static scr_stat 2943*alloc_scp(sc_softc_t *sc, int vty) 2944{ 2945 scr_stat *scp; 2946 2947 /* assert(sc_malloc) */ 2948 2949 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2950 init_scp(sc, vty, scp); 2951 2952 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2953 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2954 sc_init_emulator(scp, "*"); 2955 2956#ifndef SC_NO_CUTPASTE 2957 sc_alloc_cut_buffer(scp, TRUE); 2958#endif 2959 2960#ifndef SC_NO_HISTORY 2961 sc_alloc_history_buffer(scp, 0, 0, TRUE); 2962#endif 2963 2964 return scp; 2965} 2966 2967static void 2968init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 2969{ 2970 video_info_t info; 2971 2972 bzero(scp, sizeof(*scp)); 2973 2974 scp->index = vty; 2975 scp->sc = sc; 2976 scp->status = 0; 2977 scp->mode = sc->initial_mode; 2978 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); 2979 if (info.vi_flags & V_INFO_GRAPHICS) { 2980 scp->status |= GRAPHICS_MODE; 2981 scp->xpixel = info.vi_width; 2982 scp->ypixel = info.vi_height; 2983 scp->xsize = info.vi_width/info.vi_cwidth; 2984 scp->ysize = info.vi_height/info.vi_cheight; 2985 scp->font_size = 0; 2986 scp->font = NULL; 2987 } else { 2988 scp->xsize = info.vi_width; 2989 scp->ysize = info.vi_height; 2990 scp->xpixel = scp->xsize*info.vi_cwidth; 2991 scp->ypixel = scp->ysize*info.vi_cheight; 2992 scp->font_size = info.vi_cheight; 2993 scp->font_width = info.vi_cwidth; 2994 if (info.vi_cheight < 14) { 2995#ifndef SC_NO_FONT_LOADING 2996 scp->font = sc->font_8; 2997#else 2998 scp->font = NULL; 2999#endif 3000 } else if (info.vi_cheight >= 16) { 3001#ifndef SC_NO_FONT_LOADING 3002 scp->font = sc->font_16; 3003#else 3004 scp->font = NULL; 3005#endif 3006 } else { 3007#ifndef SC_NO_FONT_LOADING 3008 scp->font = sc->font_14; 3009#else 3010 scp->font = NULL; 3011#endif 3012 } 3013 } 3014 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3015#ifndef __sparc64__ 3016 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3017#endif 3018 scp->xoff = scp->yoff = 0; 3019 scp->xpos = scp->ypos = 0; 3020 scp->start = scp->xsize * scp->ysize - 1; 3021 scp->end = 0; 3022 scp->tsw = NULL; 3023 scp->ts = NULL; 3024 scp->rndr = NULL; 3025 scp->border = (SC_NORM_ATTR >> 4) & 0x0f; 3026 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3027 scp->mouse_cut_start = scp->xsize*scp->ysize; 3028 scp->mouse_cut_end = -1; 3029 scp->mouse_signal = 0; 3030 scp->mouse_pid = 0; 3031 scp->mouse_proc = NULL; 3032 scp->kbd_mode = K_XLATE; 3033 scp->bell_pitch = bios_value.bell_pitch; 3034 scp->bell_duration = BELL_DURATION; 3035 scp->status |= (bios_value.shift_state & NLKED); 3036 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3037 scp->pid = 0; 3038 scp->proc = NULL; 3039 scp->smode.mode = VT_AUTO; 3040 scp->history = NULL; 3041 scp->history_pos = 0; 3042 scp->history_size = 0; 3043} 3044 3045int 3046sc_init_emulator(scr_stat *scp, char *name) 3047{ 3048 sc_term_sw_t *sw; 3049 sc_rndr_sw_t *rndr; 3050 void *p; 3051 int error; 3052 3053 if (name == NULL) /* if no name is given, use the current emulator */ 3054 sw = scp->tsw; 3055 else /* ...otherwise find the named emulator */ 3056 sw = sc_term_match(name); 3057 if (sw == NULL) 3058 return EINVAL; 3059 3060 rndr = NULL; 3061 if (strcmp(sw->te_renderer, "*") != 0) { 3062 rndr = sc_render_match(scp, sw->te_renderer, 3063 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3064 } 3065 if (rndr == NULL) { 3066 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3067 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3068 if (rndr == NULL) 3069 return ENODEV; 3070 } 3071 3072 if (sw == scp->tsw) { 3073 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3074 scp->rndr = rndr; 3075 scp->rndr->init(scp); 3076 sc_clear_screen(scp); 3077 /* assert(error == 0); */ 3078 return error; 3079 } 3080 3081 if (sc_malloc && (sw->te_size > 0)) 3082 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3083 else 3084 p = NULL; 3085 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3086 if (error) 3087 return error; 3088 3089 if (scp->tsw) 3090 (*scp->tsw->te_term)(scp, &scp->ts); 3091 if (scp->ts != NULL) 3092 free(scp->ts, M_DEVBUF); 3093 scp->tsw = sw; 3094 scp->ts = p; 3095 scp->rndr = rndr; 3096 scp->rndr->init(scp); 3097 3098 /* XXX */ 3099 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3100 sc_clear_screen(scp); 3101 3102 return 0; 3103} 3104 3105/* 3106 * scgetc(flags) - get character from keyboard. 3107 * If flags & SCGETC_CN, then avoid harmful side effects. 3108 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3109 * return NOKEY if there is nothing there. 3110 */ 3111static u_int 3112scgetc(sc_softc_t *sc, u_int flags) 3113{ 3114 scr_stat *scp; 3115#ifndef SC_NO_HISTORY 3116 struct tty *tp; 3117#endif 3118 u_int c; 3119 int this_scr; 3120 int f; 3121 int i; 3122 3123 if (sc->kbd == NULL) 3124 return NOKEY; 3125 3126next_code: 3127#if 1 3128 /* I don't like this, but... XXX */ 3129 if (flags & SCGETC_CN) 3130 sccnupdate(sc->cur_scp); 3131#endif 3132 scp = sc->cur_scp; 3133 /* first see if there is something in the keyboard port */ 3134 for (;;) { 3135 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3136 if (c == ERRKEY) { 3137 if (!(flags & SCGETC_CN)) 3138 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3139 } else if (c == NOKEY) 3140 return c; 3141 else 3142 break; 3143 } 3144 3145 /* make screensaver happy */ 3146 if (!(c & RELKEY)) 3147 sc_touch_scrn_saver(); 3148 3149 if (!(flags & SCGETC_CN)) 3150 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3151 3152 if (scp->kbd_mode != K_XLATE) 3153 return KEYCHAR(c); 3154 3155 /* if scroll-lock pressed allow history browsing */ 3156 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3157 3158 scp->status &= ~CURSOR_ENABLED; 3159 sc_remove_cursor_image(scp); 3160 3161#ifndef SC_NO_HISTORY 3162 if (!(scp->status & BUFFER_SAVED)) { 3163 scp->status |= BUFFER_SAVED; 3164 sc_hist_save(scp); 3165 } 3166 switch (c) { 3167 /* FIXME: key codes */ 3168 case SPCLKEY | FKEY | F(49): /* home key */ 3169 sc_remove_cutmarking(scp); 3170 sc_hist_home(scp); 3171 goto next_code; 3172 3173 case SPCLKEY | FKEY | F(57): /* end key */ 3174 sc_remove_cutmarking(scp); 3175 sc_hist_end(scp); 3176 goto next_code; 3177 3178 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3179 sc_remove_cutmarking(scp); 3180 if (sc_hist_up_line(scp)) 3181 if (!(flags & SCGETC_CN)) 3182 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3183 goto next_code; 3184 3185 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3186 sc_remove_cutmarking(scp); 3187 if (sc_hist_down_line(scp)) 3188 if (!(flags & SCGETC_CN)) 3189 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3190 goto next_code; 3191 3192 case SPCLKEY | FKEY | F(51): /* page up key */ 3193 sc_remove_cutmarking(scp); 3194 for (i=0; i<scp->ysize; i++) 3195 if (sc_hist_up_line(scp)) { 3196 if (!(flags & SCGETC_CN)) 3197 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3198 break; 3199 } 3200 goto next_code; 3201 3202 case SPCLKEY | FKEY | F(59): /* page down key */ 3203 sc_remove_cutmarking(scp); 3204 for (i=0; i<scp->ysize; i++) 3205 if (sc_hist_down_line(scp)) { 3206 if (!(flags & SCGETC_CN)) 3207 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3208 break; 3209 } 3210 goto next_code; 3211 } 3212#endif /* SC_NO_HISTORY */ 3213 } 3214 3215 /* 3216 * Process and consume special keys here. Return a plain char code 3217 * or a char code with the META flag or a function key code. 3218 */ 3219 if (c & RELKEY) { 3220 /* key released */ 3221 /* goto next_code */ 3222 } else { 3223 /* key pressed */ 3224 if (c & SPCLKEY) { 3225 c &= ~SPCLKEY; 3226 switch (KEYCHAR(c)) { 3227 /* LOCKING KEYS */ 3228 case NLK: case CLK: case ALK: 3229 break; 3230 case SLK: 3231 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3232 if (f & SLKED) { 3233 scp->status |= SLKED; 3234 } else { 3235 if (scp->status & SLKED) { 3236 scp->status &= ~SLKED; 3237#ifndef SC_NO_HISTORY 3238 if (scp->status & BUFFER_SAVED) { 3239 if (!sc_hist_restore(scp)) 3240 sc_remove_cutmarking(scp); 3241 scp->status &= ~BUFFER_SAVED; 3242 scp->status |= CURSOR_ENABLED; 3243 sc_draw_cursor_image(scp); 3244 } 3245 tp = VIRTUAL_TTY(sc, scp->index); 3246 if (ISTTYOPEN(tp)) 3247 scstart(tp); 3248#endif 3249 } 3250 } 3251 break; 3252 3253 case PASTE: 3254#ifndef SC_NO_CUTPASTE 3255 sc_mouse_paste(scp); 3256#endif 3257 break; 3258 3259 /* NON-LOCKING KEYS */ 3260 case NOP: 3261 case LSH: case RSH: case LCTR: case RCTR: 3262 case LALT: case RALT: case ASH: case META: 3263 break; 3264 3265 case BTAB: 3266 if (!(sc->flags & SC_SCRN_BLANKED)) 3267 return c; 3268 break; 3269 3270 case SPSC: 3271#ifdef DEV_SPLASH 3272 /* force activatation/deactivation of the screen saver */ 3273 if (!(sc->flags & SC_SCRN_BLANKED)) { 3274 run_scrn_saver = TRUE; 3275 sc->scrn_time_stamp -= scrn_blank_time; 3276 } 3277 if (cold) { 3278 /* 3279 * While devices are being probed, the screen saver need 3280 * to be invoked explictly. XXX 3281 */ 3282 if (sc->flags & SC_SCRN_BLANKED) { 3283 scsplash_stick(FALSE); 3284 stop_scrn_saver(sc, current_saver); 3285 } else { 3286 if (!ISGRAPHSC(scp)) { 3287 scsplash_stick(TRUE); 3288 (*current_saver)(sc, TRUE); 3289 } 3290 } 3291 } 3292#endif /* DEV_SPLASH */ 3293 break; 3294 3295 case RBT: 3296#ifndef SC_DISABLE_REBOOT 3297 if (enable_reboot) 3298 shutdown_nice(0); 3299#endif 3300 break; 3301 3302 case HALT: 3303#ifndef SC_DISABLE_REBOOT 3304 if (enable_reboot) 3305 shutdown_nice(RB_HALT); 3306#endif 3307 break; 3308 3309 case PDWN: 3310#ifndef SC_DISABLE_REBOOT 3311 if (enable_reboot) 3312 shutdown_nice(RB_HALT|RB_POWEROFF); 3313#endif 3314 break; 3315 3316 case SUSP: 3317 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3318 break; 3319 case STBY: 3320 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3321 break; 3322 3323 case DBG: 3324#ifndef SC_DISABLE_KDBKEY 3325 if (enable_kdbkey) 3326 kdb_enter("manual escape to debugger"); 3327#endif 3328 break; 3329 3330 case PNC: 3331 if (enable_panic_key) 3332 panic("Forced by the panic key"); 3333 break; 3334 3335 case NEXT: 3336 this_scr = scp->index; 3337 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3338 sc->first_vty + i != this_scr; 3339 i = (i + 1)%sc->vtys) { 3340 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3341 if (ISTTYOPEN(tp)) { 3342 sc_switch_scr(scp->sc, sc->first_vty + i); 3343 break; 3344 } 3345 } 3346 break; 3347 3348 case PREV: 3349 this_scr = scp->index; 3350 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3351 sc->first_vty + i != this_scr; 3352 i = (i + sc->vtys - 1)%sc->vtys) { 3353 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3354 if (ISTTYOPEN(tp)) { 3355 sc_switch_scr(scp->sc, sc->first_vty + i); 3356 break; 3357 } 3358 } 3359 break; 3360 3361 default: 3362 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3363 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3364 break; 3365 } 3366 /* assert(c & FKEY) */ 3367 if (!(sc->flags & SC_SCRN_BLANKED)) 3368 return c; 3369 break; 3370 } 3371 /* goto next_code */ 3372 } else { 3373 /* regular keys (maybe MKEY is set) */ 3374 if (!(sc->flags & SC_SCRN_BLANKED)) 3375 return c; 3376 } 3377 } 3378 3379 goto next_code; 3380} 3381 3382static int 3383scmmap(struct cdev *dev, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3384{ 3385 scr_stat *scp; 3386 3387 scp = sc_get_stat(dev); 3388 if (scp != scp->sc->cur_scp) 3389 return -1; 3390 return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, paddr, nprot); 3391} 3392 3393static int 3394save_kbd_state(scr_stat *scp) 3395{ 3396 int state; 3397 int error; 3398 3399 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3400 if (error == ENOIOCTL) 3401 error = ENODEV; 3402 if (error == 0) { 3403 scp->status &= ~LOCK_MASK; 3404 scp->status |= state; 3405 } 3406 return error; 3407} 3408 3409static int 3410update_kbd_state(scr_stat *scp, int new_bits, int mask) 3411{ 3412 int state; 3413 int error; 3414 3415 if (mask != LOCK_MASK) { 3416 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3417 if (error == ENOIOCTL) 3418 error = ENODEV; 3419 if (error) 3420 return error; 3421 state &= ~mask; 3422 state |= new_bits & mask; 3423 } else { 3424 state = new_bits & LOCK_MASK; 3425 } 3426 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3427 if (error == ENOIOCTL) 3428 error = ENODEV; 3429 return error; 3430} 3431 3432static int 3433update_kbd_leds(scr_stat *scp, int which) 3434{ 3435 int error; 3436 3437 which &= LOCK_MASK; 3438 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3439 if (error == ENOIOCTL) 3440 error = ENODEV; 3441 return error; 3442} 3443 3444int 3445set_mode(scr_stat *scp) 3446{ 3447 video_info_t info; 3448 3449 /* reject unsupported mode */ 3450 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) 3451 return 1; 3452 3453 /* if this vty is not currently showing, do nothing */ 3454 if (scp != scp->sc->cur_scp) 3455 return 0; 3456 3457 /* setup video hardware for the given mode */ 3458 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); 3459 scp->rndr->init(scp); 3460#ifndef __sparc64__ 3461 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3462 (void *)scp->sc->adp->va_window, FALSE); 3463#endif 3464 3465#ifndef SC_NO_FONT_LOADING 3466 /* load appropriate font */ 3467 if (!(scp->status & GRAPHICS_MODE)) { 3468 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3469 if (scp->font_size < 14) { 3470 if (scp->sc->fonts_loaded & FONT_8) 3471 sc_load_font(scp, 0, 8, 8, scp->sc->font_8, 0, 256); 3472 } else if (scp->font_size >= 16) { 3473 if (scp->sc->fonts_loaded & FONT_16) 3474 sc_load_font(scp, 0, 16, 8, scp->sc->font_16, 0, 256); 3475 } else { 3476 if (scp->sc->fonts_loaded & FONT_14) 3477 sc_load_font(scp, 0, 14, 8, scp->sc->font_14, 0, 256); 3478 } 3479 /* 3480 * FONT KLUDGE: 3481 * This is an interim kludge to display correct font. 3482 * Always use the font page #0 on the video plane 2. 3483 * Somehow we cannot show the font in other font pages on 3484 * some video cards... XXX 3485 */ 3486 sc_show_font(scp, 0); 3487 } 3488 mark_all(scp); 3489 } 3490#endif /* !SC_NO_FONT_LOADING */ 3491 3492 sc_set_border(scp, scp->border); 3493 sc_set_cursor_image(scp); 3494 3495 return 0; 3496} 3497 3498void 3499sc_set_border(scr_stat *scp, int color) 3500{ 3501 ++scp->sc->videoio_in_progress; 3502 (*scp->rndr->draw_border)(scp, color); 3503 --scp->sc->videoio_in_progress; 3504} 3505 3506#ifndef SC_NO_FONT_LOADING 3507void 3508sc_load_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3509 int base, int count) 3510{ 3511 sc_softc_t *sc; 3512 3513 sc = scp->sc; 3514 sc->font_loading_in_progress = TRUE; 3515 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, width, buf, base, 3516 count); 3517 sc->font_loading_in_progress = FALSE; 3518} 3519 3520void 3521sc_save_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3522 int base, int count) 3523{ 3524 sc_softc_t *sc; 3525 3526 sc = scp->sc; 3527 sc->font_loading_in_progress = TRUE; 3528 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, width, buf, base, 3529 count); 3530 sc->font_loading_in_progress = FALSE; 3531} 3532 3533void 3534sc_show_font(scr_stat *scp, int page) 3535{ 3536 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); 3537} 3538#endif /* !SC_NO_FONT_LOADING */ 3539 3540void 3541sc_paste(scr_stat *scp, u_char *p, int count) 3542{ 3543 struct tty *tp; 3544 u_char *rmap; 3545 3546 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3547 if (!ISTTYOPEN(tp)) 3548 return; 3549 rmap = scp->sc->scr_rmap; 3550 for (; count > 0; --count) 3551 ttyld_rint(tp, rmap[*p++]); 3552} 3553 3554void 3555sc_bell(scr_stat *scp, int pitch, int duration) 3556{ 3557 if (cold || shutdown_in_progress || !enable_bell) 3558 return; 3559 3560 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3561 return; 3562 3563 if (scp->sc->flags & SC_VISUAL_BELL) { 3564 if (scp->sc->blink_in_progress) 3565 return; 3566 scp->sc->blink_in_progress = 3; 3567 if (scp != scp->sc->cur_scp) 3568 scp->sc->blink_in_progress += 2; 3569 blink_screen(scp->sc->cur_scp); 3570 } else if (duration != 0 && pitch != 0) { 3571 if (scp != scp->sc->cur_scp) 3572 pitch *= 2; 3573 sysbeep(pitch, duration); 3574 } 3575} 3576 3577static void 3578blink_screen(void *arg) 3579{ 3580 scr_stat *scp = arg; 3581 struct tty *tp; 3582 3583 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3584 scp->sc->blink_in_progress = 0; 3585 mark_all(scp); 3586 tp = VIRTUAL_TTY(scp->sc, scp->index); 3587 if (ISTTYOPEN(tp)) 3588 scstart(tp); 3589 if (scp->sc->delayed_next_scr) 3590 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3591 } 3592 else { 3593 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3594 scp->sc->blink_in_progress & 1); 3595 scp->sc->blink_in_progress--; 3596 timeout(blink_screen, scp, hz / 10); 3597 } 3598} 3599 3600/* 3601 * Until sc_attach_unit() gets called no dev structures will be available 3602 * to store the per-screen current status. This is the case when the 3603 * kernel is initially booting and needs access to its console. During 3604 * this early phase of booting the console's current status is kept in 3605 * one statically defined scr_stat structure, and any pointers to the 3606 * dev structures will be NULL. 3607 */ 3608 3609static scr_stat * 3610sc_get_stat(struct cdev *devptr) 3611{ 3612 if (devptr == NULL) 3613 return (&main_console); 3614 return (SC_STAT(devptr)); 3615} 3616 3617/* 3618 * Allocate active keyboard. Try to allocate "kbdmux" keyboard first, and, 3619 * if found, add all non-busy keyboards to "kbdmux". Otherwise look for 3620 * any keyboard. 3621 */ 3622 3623static int 3624sc_allocate_keyboard(sc_softc_t *sc, int unit) 3625{ 3626 int idx0, idx; 3627 keyboard_t *k0, *k; 3628 keyboard_info_t ki; 3629 3630 idx0 = kbd_allocate("kbdmux", -1, (void *)&sc->keyboard, sckbdevent, sc); 3631 if (idx0 != -1) { 3632 k0 = kbd_get_keyboard(idx0); 3633 3634 for (idx = kbd_find_keyboard2("*", -1, 0); 3635 idx != -1; 3636 idx = kbd_find_keyboard2("*", -1, idx + 1)) { 3637 k = kbd_get_keyboard(idx); 3638 3639 if (idx == idx0 || KBD_IS_BUSY(k)) 3640 continue; 3641 3642 bzero(&ki, sizeof(ki)); 3643 strcpy(ki.kb_name, k->kb_name); 3644 ki.kb_unit = k->kb_unit; 3645 3646 kbd_ioctl(k0, KBADDKBD, (caddr_t) &ki); 3647 } 3648 } else 3649 idx0 = kbd_allocate("*", unit, (void *)&sc->keyboard, sckbdevent, sc); 3650 3651 return (idx0); 3652} 3653