| 1 | /*- |
| 2 | * Copyright (c) 1992-1998 Søren Schmidt |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * This code is derived from software contributed to The DragonFly Project |
| 6 | * by Sascha Wildner <saw@online.de> |
| 7 | * |
| 8 | * Redistribution and use in source and binary forms, with or without |
| 9 | * modification, are permitted provided that the following conditions |
| 10 | * are met: |
| 11 | * 1. Redistributions of source code must retain the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer, |
| 13 | * without modification, immediately at the beginning of the file. |
| 14 | * 2. Redistributions in binary form must reproduce the above copyright |
| 15 | * notice, this list of conditions and the following disclaimer in the |
| 16 | * documentation and/or other materials provided with the distribution. |
| 17 | * 3. The name of the author may not be used to endorse or promote products |
| 18 | * derived from this software without specific prior written permission. |
| 19 | * |
| 20 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 21 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 22 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 23 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 24 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 25 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 26 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 27 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 28 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 29 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 30 | * |
| 31 | * $FreeBSD: /usr/local/www/cvsroot/FreeBSD/src/sys/dev/syscons/syscons.c,v 1.336.2.17 2004/03/25 08:41:09 ru Exp $ |
| 32 | * $DragonFly: src/sys/dev/misc/syscons/syscons.c,v 1.35 2008/08/10 19:47:31 swildner Exp $ |
| 33 | */ |
| 34 | |
| 35 | #include "use_splash.h" |
| 36 | #include "opt_syscons.h" |
| 37 | #include "opt_ddb.h" |
| 38 | #ifdef __i386__ |
| 39 | #include "use_apm.h" |
| 40 | #endif |
| 41 | |
| 42 | #include <sys/param.h> |
| 43 | #include <sys/systm.h> |
| 44 | #include <sys/eventhandler.h> |
| 45 | #include <sys/reboot.h> |
| 46 | #include <sys/conf.h> |
| 47 | #include <sys/proc.h> |
| 48 | #include <sys/priv.h> |
| 49 | #include <sys/signalvar.h> |
| 50 | #include <sys/sysctl.h> |
| 51 | #include <sys/tty.h> |
| 52 | #include <sys/kernel.h> |
| 53 | #include <sys/cons.h> |
| 54 | #include <sys/random.h> |
| 55 | #include <sys/thread2.h> |
| 56 | |
| 57 | #include <machine/clock.h> |
| 58 | #include <machine/console.h> |
| 59 | #include <machine/psl.h> |
| 60 | #include <machine/pc/display.h> |
| 61 | #ifdef __i386__ |
| 62 | #include <machine/apm_bios.h> |
| 63 | #endif |
| 64 | #include <machine/frame.h> |
| 65 | |
| 66 | #include <dev/misc/kbd/kbdreg.h> |
| 67 | #include <dev/video/fb/fbreg.h> |
| 68 | #include <dev/video/fb/splashreg.h> |
| 69 | #include "syscons.h" |
| 70 | |
| 71 | #define COLD 0 |
| 72 | #define WARM 1 |
| 73 | |
| 74 | #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ |
| 75 | #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ |
| 76 | |
| 77 | #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ |
| 78 | |
| 79 | MALLOC_DEFINE(M_SYSCONS, "syscons", "Syscons"); |
| 80 | |
| 81 | typedef struct default_attr { |
| 82 | int std_color; /* normal hardware color */ |
| 83 | int rev_color; /* reverse hardware color */ |
| 84 | } default_attr; |
| 85 | |
| 86 | static default_attr user_default = { |
| 87 | SC_NORM_ATTR, |
| 88 | SC_NORM_REV_ATTR, |
| 89 | }; |
| 90 | |
| 91 | static default_attr kernel_default = { |
| 92 | SC_KERNEL_CONS_ATTR, |
| 93 | SC_KERNEL_CONS_REV_ATTR, |
| 94 | }; |
| 95 | |
| 96 | static int sc_console_unit = -1; |
| 97 | static scr_stat *sc_console; |
| 98 | static struct tty *sc_console_tty; |
| 99 | static void *kernel_console_ts; |
| 100 | |
| 101 | static char init_done = COLD; |
| 102 | static char shutdown_in_progress = FALSE; |
| 103 | static char sc_malloc = FALSE; |
| 104 | |
| 105 | static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ |
| 106 | static int run_scrn_saver = FALSE; /* should run the saver? */ |
| 107 | static long scrn_blank_time = 0; /* screen saver timeout value */ |
| 108 | #if NSPLASH > 0 |
| 109 | static int scrn_blanked; /* # of blanked screen */ |
| 110 | static int sticky_splash = FALSE; |
| 111 | |
| 112 | static void none_saver(sc_softc_t *sc, int blank) { } |
| 113 | static void (*current_saver)(sc_softc_t *, int) = none_saver; |
| 114 | #endif |
| 115 | |
| 116 | #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) |
| 117 | #include "font.h" |
| 118 | #endif |
| 119 | |
| 120 | static bios_values_t bios_value; |
| 121 | |
| 122 | static int enable_panic_key; |
| 123 | SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, |
| 124 | 0, ""); |
| 125 | |
| 126 | #define SC_CONSOLECTL 255 |
| 127 | |
| 128 | #define VIRTUAL_TTY(sc, x) ((SC_DEV((sc),(x)) != NULL) ? \ |
| 129 | (SC_DEV((sc),(x))->si_tty) : NULL) |
| 130 | #define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) |
| 131 | |
| 132 | static int debugger; |
| 133 | static cdev_t cctl_dev; |
| 134 | |
| 135 | /* prototypes */ |
| 136 | static int scvidprobe(int unit, int flags, int cons); |
| 137 | static int sckbdprobe(int unit, int flags, int cons); |
| 138 | static void scmeminit(void *arg); |
| 139 | static int scdevtounit(cdev_t dev); |
| 140 | static kbd_callback_func_t sckbdevent; |
| 141 | static int scparam(struct tty *tp, struct termios *t); |
| 142 | static void scstart(struct tty *tp); |
| 143 | static void scinit(int unit, int flags); |
| 144 | static void scterm(int unit, int flags); |
| 145 | static void scshutdown(void *arg, int howto); |
| 146 | static u_int scgetc(sc_softc_t *sc, u_int flags); |
| 147 | #define SCGETC_CN 1 |
| 148 | #define SCGETC_NONBLOCK 2 |
| 149 | static int sccngetch(int flags); |
| 150 | static void sccnupdate(scr_stat *scp); |
| 151 | static scr_stat *alloc_scp(sc_softc_t *sc, int vty); |
| 152 | static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); |
| 153 | static timeout_t scrn_timer; |
| 154 | static int and_region(int *s1, int *e1, int s2, int e2); |
| 155 | static void scrn_update(scr_stat *scp, int show_cursor); |
| 156 | |
| 157 | #if NSPLASH > 0 |
| 158 | static int scsplash_callback(int event, void *arg); |
| 159 | static void scsplash_saver(sc_softc_t *sc, int show); |
| 160 | static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); |
| 161 | static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); |
| 162 | static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); |
| 163 | static int restore_scrn_saver_mode(scr_stat *scp, int changemode); |
| 164 | static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); |
| 165 | static int wait_scrn_saver_stop(sc_softc_t *sc); |
| 166 | #define scsplash_stick(stick) (sticky_splash = (stick)) |
| 167 | #else /* !NSPLASH */ |
| 168 | #define scsplash_stick(stick) |
| 169 | #endif /* NSPLASH */ |
| 170 | |
| 171 | static void do_switch_scr(sc_softc_t *sc); |
| 172 | static int vt_proc_alive(scr_stat *scp); |
| 173 | static int signal_vt_rel(scr_stat *scp); |
| 174 | static int signal_vt_acq(scr_stat *scp); |
| 175 | static int finish_vt_rel(scr_stat *scp, int release); |
| 176 | static int finish_vt_acq(scr_stat *scp); |
| 177 | static void exchange_scr(sc_softc_t *sc); |
| 178 | static void update_cursor_image(scr_stat *scp); |
| 179 | static int save_kbd_state(scr_stat *scp); |
| 180 | static int update_kbd_state(scr_stat *scp, int state, int mask); |
| 181 | static int update_kbd_leds(scr_stat *scp, int which); |
| 182 | static timeout_t blink_screen; |
| 183 | |
| 184 | #define CDEV_MAJOR 12 |
| 185 | |
| 186 | static cn_probe_t sccnprobe; |
| 187 | static cn_init_t sccninit; |
| 188 | static cn_init_t sccninit_fini; |
| 189 | static cn_getc_t sccngetc; |
| 190 | static cn_checkc_t sccncheckc; |
| 191 | static cn_putc_t sccnputc; |
| 192 | static cn_dbctl_t sccndbctl; |
| 193 | static cn_term_t sccnterm; |
| 194 | |
| 195 | CONS_DRIVER(sc, sccnprobe, sccninit, sccninit_fini, sccnterm, |
| 196 | sccngetc, sccncheckc, sccnputc, sccndbctl); |
| 197 | |
| 198 | static d_open_t scopen; |
| 199 | static d_close_t scclose; |
| 200 | static d_read_t scread; |
| 201 | static d_ioctl_t scioctl; |
| 202 | static d_mmap_t scmmap; |
| 203 | |
| 204 | static struct dev_ops sc_ops = { |
| 205 | { "sc", CDEV_MAJOR, D_TTY | D_KQFILTER }, |
| 206 | .d_open = scopen, |
| 207 | .d_close = scclose, |
| 208 | .d_read = scread, |
| 209 | .d_write = ttywrite, |
| 210 | .d_ioctl = scioctl, |
| 211 | .d_poll = ttypoll, |
| 212 | .d_mmap = scmmap, |
| 213 | .d_kqfilter = ttykqfilter, |
| 214 | .d_revoke = ttyrevoke |
| 215 | }; |
| 216 | |
| 217 | int |
| 218 | sc_probe_unit(int unit, int flags) |
| 219 | { |
| 220 | if (!scvidprobe(unit, flags, FALSE)) { |
| 221 | if (bootverbose) |
| 222 | kprintf("sc%d: no video adapter found.\n", unit); |
| 223 | return ENXIO; |
| 224 | } |
| 225 | |
| 226 | /* syscons will be attached even when there is no keyboard */ |
| 227 | sckbdprobe(unit, flags, FALSE); |
| 228 | |
| 229 | return 0; |
| 230 | } |
| 231 | |
| 232 | /* probe video adapters, return TRUE if found */ |
| 233 | static int |
| 234 | scvidprobe(int unit, int flags, int cons) |
| 235 | { |
| 236 | /* |
| 237 | * Access the video adapter driver through the back door! |
| 238 | * Video adapter drivers need to be configured before syscons. |
| 239 | * However, when syscons is being probed as the low-level console, |
| 240 | * they have not been initialized yet. We force them to initialize |
| 241 | * themselves here. XXX |
| 242 | */ |
| 243 | vid_configure(cons ? VIO_PROBE_ONLY : 0); |
| 244 | |
| 245 | return (vid_find_adapter("*", unit) >= 0); |
| 246 | } |
| 247 | |
| 248 | /* probe the keyboard, return TRUE if found */ |
| 249 | static int |
| 250 | sckbdprobe(int unit, int flags, int cons) |
| 251 | { |
| 252 | /* access the keyboard driver through the backdoor! */ |
| 253 | kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); |
| 254 | |
| 255 | return (kbd_find_keyboard("*", unit) >= 0); |
| 256 | } |
| 257 | |
| 258 | static char * |
| 259 | adapter_name(video_adapter_t *adp) |
| 260 | { |
| 261 | static struct { |
| 262 | int type; |
| 263 | char *name[2]; |
| 264 | } names[] = { |
| 265 | { KD_MONO, { "MDA", "MDA" } }, |
| 266 | { KD_HERCULES, { "Hercules", "Hercules" } }, |
| 267 | { KD_CGA, { "CGA", "CGA" } }, |
| 268 | { KD_EGA, { "EGA", "EGA (mono)" } }, |
| 269 | { KD_VGA, { "VGA", "VGA (mono)" } }, |
| 270 | { KD_TGA, { "TGA", "TGA" } }, |
| 271 | { -1, { "Unknown", "Unknown" } }, |
| 272 | }; |
| 273 | int i; |
| 274 | |
| 275 | for (i = 0; names[i].type != -1; ++i) |
| 276 | if (names[i].type == adp->va_type) |
| 277 | break; |
| 278 | return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; |
| 279 | } |
| 280 | |
| 281 | int |
| 282 | sc_attach_unit(int unit, int flags) |
| 283 | { |
| 284 | sc_softc_t *sc; |
| 285 | scr_stat *scp; |
| 286 | #ifdef SC_PIXEL_MODE |
| 287 | video_info_t info; |
| 288 | #endif |
| 289 | int vc; |
| 290 | cdev_t dev; |
| 291 | |
| 292 | flags &= ~SC_KERNEL_CONSOLE; |
| 293 | |
| 294 | if (sc_console_unit == unit) { |
| 295 | /* |
| 296 | * If this unit is being used as the system console, we need to |
| 297 | * adjust some variables and buffers before and after scinit(). |
| 298 | */ |
| 299 | /* assert(sc_console != NULL) */ |
| 300 | flags |= SC_KERNEL_CONSOLE; |
| 301 | scmeminit(NULL); |
| 302 | |
| 303 | scinit(unit, flags); |
| 304 | |
| 305 | if (sc_console->tsw->te_size > 0) { |
| 306 | /* assert(sc_console->ts != NULL); */ |
| 307 | kernel_console_ts = sc_console->ts; |
| 308 | sc_console->ts = kmalloc(sc_console->tsw->te_size, |
| 309 | M_SYSCONS, M_WAITOK); |
| 310 | bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); |
| 311 | (*sc_console->tsw->te_default_attr)(sc_console, |
| 312 | user_default.std_color, |
| 313 | user_default.rev_color); |
| 314 | } |
| 315 | } else { |
| 316 | scinit(unit, flags); |
| 317 | } |
| 318 | |
| 319 | sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); |
| 320 | |
| 321 | /* |
| 322 | * If this is the console we couldn't setup sc->dev before because |
| 323 | * malloc wasn't working. Set it up now. |
| 324 | */ |
| 325 | if (flags & SC_KERNEL_CONSOLE) { |
| 326 | KKASSERT(sc->dev == NULL); |
| 327 | sc->dev = kmalloc(sizeof(cdev_t)*sc->vtys, M_SYSCONS, M_WAITOK|M_ZERO); |
| 328 | sc->dev[0] = make_dev(&sc_ops, sc_console_unit*MAXCONS, UID_ROOT, |
| 329 | GID_WHEEL, 0600, |
| 330 | "ttyv%r", sc_console_unit*MAXCONS); |
| 331 | sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); |
| 332 | sc->dev[0]->si_drv1 = sc_console; |
| 333 | } |
| 334 | |
| 335 | /* |
| 336 | * Finish up the standard attach |
| 337 | */ |
| 338 | sc->config = flags; |
| 339 | callout_init(&sc->scrn_timer_ch); |
| 340 | scp = SC_STAT(sc->dev[0]); |
| 341 | if (sc_console == NULL) /* sc_console_unit < 0 */ |
| 342 | sc_console = scp; |
| 343 | |
| 344 | #ifdef SC_PIXEL_MODE |
| 345 | if ((sc->config & SC_VESA800X600) |
| 346 | && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { |
| 347 | #if NSPLASH > 0 |
| 348 | if (sc->flags & SC_SPLASH_SCRN) |
| 349 | splash_term(sc->adp); |
| 350 | #endif |
| 351 | sc_set_graphics_mode(scp, NULL, M_VESA_800x600); |
| 352 | sc_set_pixel_mode(scp, NULL, COL, ROW, 16); |
| 353 | sc->initial_mode = M_VESA_800x600; |
| 354 | #if NSPLASH > 0 |
| 355 | /* put up the splash again! */ |
| 356 | if (sc->flags & SC_SPLASH_SCRN) |
| 357 | splash_init(sc->adp, scsplash_callback, sc); |
| 358 | #endif |
| 359 | } |
| 360 | #endif /* SC_PIXEL_MODE */ |
| 361 | |
| 362 | /* initialize cursor */ |
| 363 | if (!ISGRAPHSC(scp)) |
| 364 | update_cursor_image(scp); |
| 365 | |
| 366 | /* get screen update going */ |
| 367 | scrn_timer(sc); |
| 368 | |
| 369 | /* set up the keyboard */ |
| 370 | kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); |
| 371 | update_kbd_state(scp, scp->status, LOCK_MASK); |
| 372 | |
| 373 | kprintf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", |
| 374 | unit, adapter_name(sc->adp), sc->vtys, sc->config); |
| 375 | if (bootverbose) { |
| 376 | kprintf("sc%d:", unit); |
| 377 | if (sc->adapter >= 0) |
| 378 | kprintf(" fb%d", sc->adapter); |
| 379 | if (sc->keyboard >= 0) |
| 380 | kprintf(", kbd%d", sc->keyboard); |
| 381 | if (scp->tsw) |
| 382 | kprintf(", terminal emulator: %s (%s)", |
| 383 | scp->tsw->te_name, scp->tsw->te_desc); |
| 384 | kprintf("\n"); |
| 385 | } |
| 386 | |
| 387 | /* register a shutdown callback for the kernel console */ |
| 388 | if (sc_console_unit == unit) |
| 389 | EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, |
| 390 | (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); |
| 391 | |
| 392 | /* |
| 393 | * create devices. |
| 394 | * |
| 395 | * The first vty already has struct tty and scr_stat initialized |
| 396 | * in scinit(). The other vtys will have these structs when |
| 397 | * first opened. |
| 398 | */ |
| 399 | for (vc = 1; vc < sc->vtys; vc++) { |
| 400 | dev = make_dev(&sc_ops, vc + unit * MAXCONS, |
| 401 | UID_ROOT, GID_WHEEL, |
| 402 | 0600, "ttyv%r", vc + unit * MAXCONS); |
| 403 | sc->dev[vc] = dev; |
| 404 | } |
| 405 | cctl_dev = make_dev(&sc_ops, SC_CONSOLECTL, |
| 406 | UID_ROOT, GID_WHEEL, 0600, "consolectl"); |
| 407 | cctl_dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); |
| 408 | cctl_dev->si_drv1 = sc_console; |
| 409 | return 0; |
| 410 | } |
| 411 | |
| 412 | static void |
| 413 | scmeminit(void *arg) |
| 414 | { |
| 415 | if (sc_malloc) |
| 416 | return; |
| 417 | sc_malloc = TRUE; |
| 418 | |
| 419 | /* |
| 420 | * As soon as malloc() becomes functional, we had better allocate |
| 421 | * various buffers for the kernel console. |
| 422 | */ |
| 423 | |
| 424 | if (sc_console_unit < 0) /* sc_console == NULL */ |
| 425 | return; |
| 426 | |
| 427 | /* copy the temporary buffer to the final buffer */ |
| 428 | sc_alloc_scr_buffer(sc_console, TRUE, FALSE); |
| 429 | |
| 430 | #ifndef SC_NO_CUTPASTE |
| 431 | sc_alloc_cut_buffer(sc_console, TRUE); |
| 432 | #endif |
| 433 | |
| 434 | #ifndef SC_NO_HISTORY |
| 435 | /* initialize history buffer & pointers */ |
| 436 | sc_alloc_history_buffer(sc_console, 0, 0, TRUE); |
| 437 | #endif |
| 438 | } |
| 439 | |
| 440 | SYSINIT(sc_mem, SI_BOOT1_POST, SI_ORDER_ANY, scmeminit, NULL); |
| 441 | |
| 442 | static int |
| 443 | scdevtounit(cdev_t dev) |
| 444 | { |
| 445 | int vty = SC_VTY(dev); |
| 446 | |
| 447 | if (vty == SC_CONSOLECTL) |
| 448 | return ((sc_console != NULL) ? sc_console->sc->unit : -1); |
| 449 | else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) |
| 450 | return -1; |
| 451 | else |
| 452 | return vty/MAXCONS; |
| 453 | } |
| 454 | |
| 455 | int |
| 456 | scopen(struct dev_open_args *ap) |
| 457 | { |
| 458 | cdev_t dev = ap->a_head.a_dev; |
| 459 | int unit = scdevtounit(dev); |
| 460 | sc_softc_t *sc; |
| 461 | struct tty *tp; |
| 462 | scr_stat *scp; |
| 463 | keyarg_t key; |
| 464 | int error; |
| 465 | |
| 466 | DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", |
| 467 | major(dev), minor(dev), unit, SC_VTY(dev))); |
| 468 | |
| 469 | sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); |
| 470 | if (sc == NULL) |
| 471 | return ENXIO; |
| 472 | |
| 473 | tp = dev->si_tty = ttymalloc(dev->si_tty); |
| 474 | tp->t_oproc = scstart; |
| 475 | tp->t_param = scparam; |
| 476 | tp->t_stop = nottystop; |
| 477 | |
| 478 | tp->t_dev = dev; |
| 479 | |
| 480 | if (!ISTTYOPEN(tp)) { |
| 481 | ttychars(tp); |
| 482 | /* Use the current setting of the <-- key as default VERASE. */ |
| 483 | /* If the Delete key is preferable, an stty is necessary */ |
| 484 | if (sc->kbd != NULL) { |
| 485 | key.keynum = KEYCODE_BS; |
| 486 | kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); |
| 487 | tp->t_cc[VERASE] = key.key.map[0]; |
| 488 | } |
| 489 | tp->t_iflag = TTYDEF_IFLAG; |
| 490 | tp->t_oflag = TTYDEF_OFLAG; |
| 491 | tp->t_cflag = TTYDEF_CFLAG; |
| 492 | tp->t_lflag = TTYDEF_LFLAG; |
| 493 | tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; |
| 494 | scparam(tp, &tp->t_termios); |
| 495 | (*linesw[tp->t_line].l_modem)(tp, 1); |
| 496 | } |
| 497 | else |
| 498 | if (tp->t_state & TS_XCLUDE && priv_check_cred(ap->a_cred, PRIV_ROOT, 0)) |
| 499 | return(EBUSY); |
| 500 | |
| 501 | error = (*linesw[tp->t_line].l_open)(dev, tp); |
| 502 | |
| 503 | scp = SC_STAT(dev); |
| 504 | if (scp == NULL) { |
| 505 | scp = dev->si_drv1 = alloc_scp(sc, SC_VTY(dev)); |
| 506 | if (ISGRAPHSC(scp)) |
| 507 | sc_set_pixel_mode(scp, NULL, COL, ROW, 16); |
| 508 | } |
| 509 | if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { |
| 510 | tp->t_winsize.ws_col = scp->xsize; |
| 511 | tp->t_winsize.ws_row = scp->ysize; |
| 512 | } |
| 513 | |
| 514 | return error; |
| 515 | } |
| 516 | |
| 517 | int |
| 518 | scclose(struct dev_close_args *ap) |
| 519 | { |
| 520 | cdev_t dev = ap->a_head.a_dev; |
| 521 | struct tty *tp = dev->si_tty; |
| 522 | scr_stat *scp; |
| 523 | |
| 524 | crit_enter(); |
| 525 | if (SC_VTY(dev) != SC_CONSOLECTL) { |
| 526 | scp = SC_STAT(tp->t_dev); |
| 527 | /* were we in the middle of the VT switching process? */ |
| 528 | DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); |
| 529 | if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) |
| 530 | cons_unavail = FALSE; |
| 531 | /* |
| 532 | * note: must be called from a critical section because finish_vt_rel |
| 533 | * will call do_switch_scr which releases it temporarily |
| 534 | */ |
| 535 | if (finish_vt_rel(scp, TRUE) == 0) /* force release */ |
| 536 | DPRINTF(5, ("reset WAIT_REL, ")); |
| 537 | if (finish_vt_acq(scp) == 0) /* force acknowledge */ |
| 538 | DPRINTF(5, ("reset WAIT_ACQ, ")); |
| 539 | #if not_yet_done |
| 540 | if (scp == &main_console) { |
| 541 | scp->pid = 0; |
| 542 | scp->proc = NULL; |
| 543 | scp->smode.mode = VT_AUTO; |
| 544 | } |
| 545 | else { |
| 546 | sc_vtb_destroy(&scp->vtb); |
| 547 | sc_vtb_destroy(&scp->scr); |
| 548 | sc_free_history_buffer(scp, scp->ysize); |
| 549 | SC_STAT(dev) = NULL; |
| 550 | kfree(scp, M_SYSCONS); |
| 551 | } |
| 552 | #else |
| 553 | scp->pid = 0; |
| 554 | scp->proc = NULL; |
| 555 | scp->smode.mode = VT_AUTO; |
| 556 | #endif |
| 557 | scp->kbd_mode = K_XLATE; |
| 558 | if (scp == scp->sc->cur_scp) |
| 559 | kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); |
| 560 | DPRINTF(5, ("done.\n")); |
| 561 | } |
| 562 | (*linesw[tp->t_line].l_close)(tp, ap->a_fflag); |
| 563 | ttyclose(tp); |
| 564 | crit_exit(); |
| 565 | |
| 566 | return(0); |
| 567 | } |
| 568 | |
| 569 | int |
| 570 | scread(struct dev_read_args *ap) |
| 571 | { |
| 572 | sc_touch_scrn_saver(); |
| 573 | return (ttyread(ap)); |
| 574 | } |
| 575 | |
| 576 | static int |
| 577 | sckbdevent(keyboard_t *thiskbd, int event, void *arg) |
| 578 | { |
| 579 | sc_softc_t *sc; |
| 580 | struct tty *cur_tty; |
| 581 | int c; |
| 582 | size_t len; |
| 583 | u_char *cp; |
| 584 | |
| 585 | /* |
| 586 | * WARNING: In early boot sc->dev may not be setup yet. |
| 587 | */ |
| 588 | sc = (sc_softc_t *)arg; |
| 589 | /* assert(thiskbd == sc->kbd) */ |
| 590 | |
| 591 | switch (event) { |
| 592 | case KBDIO_KEYINPUT: |
| 593 | break; |
| 594 | case KBDIO_UNLOADING: |
| 595 | sc->kbd = NULL; |
| 596 | sc->keyboard = -1; |
| 597 | kbd_release(thiskbd, (void *)&sc->keyboard); |
| 598 | return 0; |
| 599 | default: |
| 600 | return EINVAL; |
| 601 | } |
| 602 | |
| 603 | /* |
| 604 | * Loop while there is still input to get from the keyboard. |
| 605 | * I don't think this is nessesary, and it doesn't fix |
| 606 | * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX |
| 607 | */ |
| 608 | while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { |
| 609 | cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); |
| 610 | if (!ISTTYOPEN(cur_tty)) { |
| 611 | cur_tty = sc_console_tty; |
| 612 | if (!ISTTYOPEN(cur_tty)) |
| 613 | continue; |
| 614 | } |
| 615 | |
| 616 | if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) |
| 617 | continue; |
| 618 | |
| 619 | switch (KEYFLAGS(c)) { |
| 620 | case 0x0000: /* normal key */ |
| 621 | (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); |
| 622 | break; |
| 623 | case FKEY: /* function key, return string */ |
| 624 | cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); |
| 625 | if (cp != NULL) { |
| 626 | while (len-- > 0) |
| 627 | (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); |
| 628 | } |
| 629 | break; |
| 630 | case MKEY: /* meta is active, prepend ESC */ |
| 631 | (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); |
| 632 | (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); |
| 633 | break; |
| 634 | case BKEY: /* backtab fixed sequence (esc [ Z) */ |
| 635 | (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); |
| 636 | (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); |
| 637 | (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); |
| 638 | break; |
| 639 | } |
| 640 | } |
| 641 | |
| 642 | sc->cur_scp->status |= MOUSE_HIDDEN; |
| 643 | |
| 644 | return 0; |
| 645 | } |
| 646 | |
| 647 | static int |
| 648 | scparam(struct tty *tp, struct termios *t) |
| 649 | { |
| 650 | tp->t_ispeed = t->c_ispeed; |
| 651 | tp->t_ospeed = t->c_ospeed; |
| 652 | tp->t_cflag = t->c_cflag; |
| 653 | return 0; |
| 654 | } |
| 655 | |
| 656 | int |
| 657 | scioctl(struct dev_ioctl_args *ap) |
| 658 | { |
| 659 | cdev_t dev = ap->a_head.a_dev; |
| 660 | u_long cmd = ap->a_cmd; |
| 661 | caddr_t data = ap->a_data; |
| 662 | int flag = ap->a_fflag; |
| 663 | int error; |
| 664 | int i; |
| 665 | struct tty *tp; |
| 666 | sc_softc_t *sc; |
| 667 | scr_stat *scp; |
| 668 | |
| 669 | tp = dev->si_tty; |
| 670 | |
| 671 | error = sc_vid_ioctl(tp, cmd, data, flag); |
| 672 | if (error != ENOIOCTL) |
| 673 | return error; |
| 674 | |
| 675 | #ifndef SC_NO_HISTORY |
| 676 | error = sc_hist_ioctl(tp, cmd, data, flag); |
| 677 | if (error != ENOIOCTL) |
| 678 | return error; |
| 679 | #endif |
| 680 | |
| 681 | #ifndef SC_NO_SYSMOUSE |
| 682 | error = sc_mouse_ioctl(tp, cmd, data, flag); |
| 683 | if (error != ENOIOCTL) |
| 684 | return error; |
| 685 | #endif |
| 686 | |
| 687 | scp = SC_STAT(tp->t_dev); |
| 688 | /* assert(scp != NULL) */ |
| 689 | /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ |
| 690 | sc = scp->sc; |
| 691 | |
| 692 | if (scp->tsw) { |
| 693 | error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag); |
| 694 | if (error != ENOIOCTL) |
| 695 | return error; |
| 696 | } |
| 697 | |
| 698 | switch (cmd) { /* process console hardware related ioctl's */ |
| 699 | |
| 700 | case GIO_ATTR: /* get current attributes */ |
| 701 | /* this ioctl is not processed here, but in the terminal emulator */ |
| 702 | return ENOTTY; |
| 703 | |
| 704 | case GIO_COLOR: /* is this a color console ? */ |
| 705 | *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; |
| 706 | return 0; |
| 707 | |
| 708 | case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ |
| 709 | if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) |
| 710 | return EINVAL; |
| 711 | crit_enter(); |
| 712 | scrn_blank_time = *(int *)data; |
| 713 | run_scrn_saver = (scrn_blank_time != 0); |
| 714 | crit_exit(); |
| 715 | return 0; |
| 716 | |
| 717 | case CONS_CURSORTYPE: /* set cursor type blink/noblink */ |
| 718 | crit_enter(); |
| 719 | if (!ISGRAPHSC(sc->cur_scp)) |
| 720 | sc_remove_cursor_image(sc->cur_scp); |
| 721 | if ((*(int*)data) & 0x01) |
| 722 | sc->flags |= SC_BLINK_CURSOR; |
| 723 | else |
| 724 | sc->flags &= ~SC_BLINK_CURSOR; |
| 725 | if ((*(int*)data) & 0x02) { |
| 726 | sc->flags |= SC_CHAR_CURSOR; |
| 727 | } else |
| 728 | sc->flags &= ~SC_CHAR_CURSOR; |
| 729 | /* |
| 730 | * The cursor shape is global property; all virtual consoles |
| 731 | * are affected. Update the cursor in the current console... |
| 732 | */ |
| 733 | if (!ISGRAPHSC(sc->cur_scp)) { |
| 734 | sc_set_cursor_image(sc->cur_scp); |
| 735 | sc_draw_cursor_image(sc->cur_scp); |
| 736 | } |
| 737 | crit_exit(); |
| 738 | return 0; |
| 739 | |
| 740 | case CONS_BELLTYPE: /* set bell type sound/visual */ |
| 741 | if ((*(int *)data) & 0x01) |
| 742 | sc->flags |= SC_VISUAL_BELL; |
| 743 | else |
| 744 | sc->flags &= ~SC_VISUAL_BELL; |
| 745 | if ((*(int *)data) & 0x02) |
| 746 | sc->flags |= SC_QUIET_BELL; |
| 747 | else |
| 748 | sc->flags &= ~SC_QUIET_BELL; |
| 749 | return 0; |
| 750 | |
| 751 | case CONS_GETINFO: /* get current (virtual) console info */ |
| 752 | { |
| 753 | vid_info_t *ptr = (vid_info_t*)data; |
| 754 | if (ptr->size == sizeof(struct vid_info)) { |
| 755 | ptr->m_num = sc->cur_scp->index; |
| 756 | ptr->font_size = scp->font_size; |
| 757 | ptr->mv_col = scp->xpos; |
| 758 | ptr->mv_row = scp->ypos; |
| 759 | ptr->mv_csz = scp->xsize; |
| 760 | ptr->mv_rsz = scp->ysize; |
| 761 | /* |
| 762 | * The following fields are filled by the terminal emulator. XXX |
| 763 | * |
| 764 | * ptr->mv_norm.fore |
| 765 | * ptr->mv_norm.back |
| 766 | * ptr->mv_rev.fore |
| 767 | * ptr->mv_rev.back |
| 768 | */ |
| 769 | ptr->mv_grfc.fore = 0; /* not supported */ |
| 770 | ptr->mv_grfc.back = 0; /* not supported */ |
| 771 | ptr->mv_ovscan = scp->border; |
| 772 | if (scp == sc->cur_scp) |
| 773 | save_kbd_state(scp); |
| 774 | ptr->mk_keylock = scp->status & LOCK_MASK; |
| 775 | return 0; |
| 776 | } |
| 777 | return EINVAL; |
| 778 | } |
| 779 | |
| 780 | case CONS_GETVERS: /* get version number */ |
| 781 | *(int*)data = 0x200; /* version 2.0 */ |
| 782 | return 0; |
| 783 | |
| 784 | case CONS_IDLE: /* see if the screen has been idle */ |
| 785 | /* |
| 786 | * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, |
| 787 | * the user process may have been writing something on the |
| 788 | * screen and syscons is not aware of it. Declare the screen |
| 789 | * is NOT idle if it is in one of these modes. But there is |
| 790 | * an exception to it; if a screen saver is running in the |
| 791 | * graphics mode in the current screen, we should say that the |
| 792 | * screen has been idle. |
| 793 | */ |
| 794 | *(int *)data = (sc->flags & SC_SCRN_IDLE) |
| 795 | && (!ISGRAPHSC(sc->cur_scp) |
| 796 | || (sc->cur_scp->status & SAVER_RUNNING)); |
| 797 | return 0; |
| 798 | |
| 799 | case CONS_SAVERMODE: /* set saver mode */ |
| 800 | switch(*(int *)data) { |
| 801 | case CONS_NO_SAVER: |
| 802 | case CONS_USR_SAVER: |
| 803 | /* if a LKM screen saver is running, stop it first. */ |
| 804 | scsplash_stick(FALSE); |
| 805 | saver_mode = *(int *)data; |
| 806 | crit_enter(); |
| 807 | #if NSPLASH > 0 |
| 808 | if ((error = wait_scrn_saver_stop(NULL))) { |
| 809 | crit_exit(); |
| 810 | return error; |
| 811 | } |
| 812 | #endif /* NSPLASH */ |
| 813 | run_scrn_saver = TRUE; |
| 814 | if (saver_mode == CONS_USR_SAVER) |
| 815 | scp->status |= SAVER_RUNNING; |
| 816 | else |
| 817 | scp->status &= ~SAVER_RUNNING; |
| 818 | scsplash_stick(TRUE); |
| 819 | crit_exit(); |
| 820 | break; |
| 821 | case CONS_LKM_SAVER: |
| 822 | crit_enter(); |
| 823 | if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) |
| 824 | scp->status &= ~SAVER_RUNNING; |
| 825 | saver_mode = *(int *)data; |
| 826 | crit_exit(); |
| 827 | break; |
| 828 | default: |
| 829 | return EINVAL; |
| 830 | } |
| 831 | return 0; |
| 832 | |
| 833 | case CONS_SAVERSTART: /* immediately start/stop the screen saver */ |
| 834 | /* |
| 835 | * Note that this ioctl does not guarantee the screen saver |
| 836 | * actually starts or stops. It merely attempts to do so... |
| 837 | */ |
| 838 | crit_enter(); |
| 839 | run_scrn_saver = (*(int *)data != 0); |
| 840 | if (run_scrn_saver) |
| 841 | sc->scrn_time_stamp -= scrn_blank_time; |
| 842 | crit_exit(); |
| 843 | return 0; |
| 844 | |
| 845 | case CONS_SCRSHOT: /* get a screen shot */ |
| 846 | { |
| 847 | scrshot_t *ptr = (scrshot_t*)data; |
| 848 | crit_enter(); |
| 849 | if (ISGRAPHSC(scp)) { |
| 850 | crit_exit(); |
| 851 | return EOPNOTSUPP; |
| 852 | } |
| 853 | if (scp->xsize != ptr->xsize || scp->ysize != ptr->ysize) { |
| 854 | crit_exit(); |
| 855 | return EINVAL; |
| 856 | } |
| 857 | copyout ((void*)scp->vtb.vtb_buffer, ptr->buf, |
| 858 | ptr->xsize * ptr->ysize * sizeof(uint16_t)); |
| 859 | crit_exit(); |
| 860 | return 0; |
| 861 | } |
| 862 | |
| 863 | case VT_SETMODE: /* set screen switcher mode */ |
| 864 | { |
| 865 | struct vt_mode *mode; |
| 866 | |
| 867 | mode = (struct vt_mode *)data; |
| 868 | DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); |
| 869 | if (scp->smode.mode == VT_PROCESS) { |
| 870 | if (scp->proc == pfind(scp->pid) && scp->proc != curproc) { |
| 871 | DPRINTF(5, ("error EPERM\n")); |
| 872 | return EPERM; |
| 873 | } |
| 874 | } |
| 875 | crit_enter(); |
| 876 | if (mode->mode == VT_AUTO) { |
| 877 | scp->smode.mode = VT_AUTO; |
| 878 | scp->proc = NULL; |
| 879 | scp->pid = 0; |
| 880 | DPRINTF(5, ("VT_AUTO, ")); |
| 881 | if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) |
| 882 | cons_unavail = FALSE; |
| 883 | /* |
| 884 | * note: must be called from a critical section because |
| 885 | * finish_vt_rel will call do_switch_scr which releases it |
| 886 | * temporarily. |
| 887 | */ |
| 888 | if (finish_vt_rel(scp, TRUE) == 0) |
| 889 | DPRINTF(5, ("reset WAIT_REL, ")); |
| 890 | if (finish_vt_acq(scp) == 0) |
| 891 | DPRINTF(5, ("reset WAIT_ACQ, ")); |
| 892 | } else { |
| 893 | if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) |
| 894 | || !ISSIGVALID(mode->frsig)) { |
| 895 | crit_exit(); |
| 896 | DPRINTF(5, ("error EINVAL\n")); |
| 897 | return EINVAL; |
| 898 | } |
| 899 | DPRINTF(5, ("VT_PROCESS %d, ", curproc->p_pid)); |
| 900 | bcopy(data, &scp->smode, sizeof(struct vt_mode)); |
| 901 | scp->proc = curproc; |
| 902 | scp->pid = scp->proc->p_pid; |
| 903 | if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) |
| 904 | cons_unavail = TRUE; |
| 905 | } |
| 906 | crit_exit(); |
| 907 | DPRINTF(5, ("\n")); |
| 908 | return 0; |
| 909 | } |
| 910 | |
| 911 | case VT_GETMODE: /* get screen switcher mode */ |
| 912 | bcopy(&scp->smode, data, sizeof(struct vt_mode)); |
| 913 | return 0; |
| 914 | |
| 915 | case VT_RELDISP: /* screen switcher ioctl */ |
| 916 | crit_enter(); |
| 917 | /* |
| 918 | * This must be the current vty which is in the VT_PROCESS |
| 919 | * switching mode... |
| 920 | */ |
| 921 | if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { |
| 922 | crit_exit(); |
| 923 | return EINVAL; |
| 924 | } |
| 925 | /* ...and this process is controlling it. */ |
| 926 | if (scp->proc != curproc) { |
| 927 | crit_exit(); |
| 928 | return EPERM; |
| 929 | } |
| 930 | error = EINVAL; |
| 931 | switch(*(int *)data) { |
| 932 | case VT_FALSE: /* user refuses to release screen, abort */ |
| 933 | /* |
| 934 | * note: must be called from a critical section because |
| 935 | * finish_vt_rel will call do_switch_scr which releases it |
| 936 | * temporarily. |
| 937 | */ |
| 938 | if ((error = finish_vt_rel(scp, FALSE)) == 0) |
| 939 | DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); |
| 940 | break; |
| 941 | case VT_TRUE: /* user has released screen, go on */ |
| 942 | /* |
| 943 | * note: must be called from a critical section because |
| 944 | * finish_vt_rel will call do_switch_scr which releases it |
| 945 | * temporarily. |
| 946 | */ |
| 947 | if ((error = finish_vt_rel(scp, TRUE)) == 0) |
| 948 | DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); |
| 949 | break; |
| 950 | case VT_ACKACQ: /* acquire acknowledged, switch completed */ |
| 951 | if ((error = finish_vt_acq(scp)) == 0) |
| 952 | DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); |
| 953 | break; |
| 954 | default: |
| 955 | break; |
| 956 | } |
| 957 | crit_exit(); |
| 958 | return error; |
| 959 | |
| 960 | case VT_OPENQRY: /* return free virtual console */ |
| 961 | for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { |
| 962 | tp = VIRTUAL_TTY(sc, i); |
| 963 | if (!ISTTYOPEN(tp)) { |
| 964 | *(int *)data = i + 1; |
| 965 | return 0; |
| 966 | } |
| 967 | } |
| 968 | return EINVAL; |
| 969 | |
| 970 | case VT_ACTIVATE: /* switch to screen *data */ |
| 971 | i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); |
| 972 | crit_enter(); |
| 973 | sc_clean_up(sc->cur_scp); |
| 974 | crit_exit(); |
| 975 | return sc_switch_scr(sc, i); |
| 976 | |
| 977 | case VT_WAITACTIVE: /* wait for switch to occur */ |
| 978 | i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); |
| 979 | if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) |
| 980 | return EINVAL; |
| 981 | crit_enter(); |
| 982 | error = sc_clean_up(sc->cur_scp); |
| 983 | crit_exit(); |
| 984 | if (error) |
| 985 | return error; |
| 986 | scp = SC_STAT(SC_DEV(sc, i)); |
| 987 | if (scp == scp->sc->cur_scp) |
| 988 | return 0; |
| 989 | error = tsleep((caddr_t)&scp->smode, PCATCH, "waitvt", 0); |
| 990 | /* May return ERESTART */ |
| 991 | return error; |
| 992 | |
| 993 | case VT_GETACTIVE: /* get active vty # */ |
| 994 | *(int *)data = sc->cur_scp->index + 1; |
| 995 | return 0; |
| 996 | |
| 997 | case VT_GETINDEX: /* get this vty # */ |
| 998 | *(int *)data = scp->index + 1; |
| 999 | return 0; |
| 1000 | |
| 1001 | case VT_LOCKSWITCH: /* prevent vty switching */ |
| 1002 | if ((*(int *)data) & 0x01) |
| 1003 | sc->flags |= SC_SCRN_VTYLOCK; |
| 1004 | else |
| 1005 | sc->flags &= ~SC_SCRN_VTYLOCK; |
| 1006 | return 0; |
| 1007 | |
| 1008 | case KDENABIO: /* allow io operations */ |
| 1009 | error = priv_check_cred(ap->a_cred, PRIV_ROOT, 0); |
| 1010 | if (error != 0) |
| 1011 | return error; |
| 1012 | if (securelevel > 0) |
| 1013 | return EPERM; |
| 1014 | #if defined(__i386__) |
| 1015 | curthread->td_lwp->lwp_md.md_regs->tf_eflags |= PSL_IOPL; |
| 1016 | #elif defined(__amd64__) |
| 1017 | curthread->td_lwp->lwp_md.md_regs->tf_rflags |= PSL_IOPL; |
| 1018 | #endif |
| 1019 | return 0; |
| 1020 | |
| 1021 | case KDDISABIO: /* disallow io operations (default) */ |
| 1022 | #if defined(__i386__) |
| 1023 | curthread->td_lwp->lwp_md.md_regs->tf_eflags &= ~PSL_IOPL; |
| 1024 | #elif defined(__amd64__) |
| 1025 | curthread->td_lwp->lwp_md.md_regs->tf_rflags &= ~PSL_IOPL; |
| 1026 | #endif |
| 1027 | return 0; |
| 1028 | |
| 1029 | case KDSKBSTATE: /* set keyboard state (locks) */ |
| 1030 | if (*(int *)data & ~LOCK_MASK) |
| 1031 | return EINVAL; |
| 1032 | scp->status &= ~LOCK_MASK; |
| 1033 | scp->status |= *(int *)data; |
| 1034 | if (scp == sc->cur_scp) |
| 1035 | update_kbd_state(scp, scp->status, LOCK_MASK); |
| 1036 | return 0; |
| 1037 | |
| 1038 | case KDGKBSTATE: /* get keyboard state (locks) */ |
| 1039 | if (scp == sc->cur_scp) |
| 1040 | save_kbd_state(scp); |
| 1041 | *(int *)data = scp->status & LOCK_MASK; |
| 1042 | return 0; |
| 1043 | |
| 1044 | case KDGETREPEAT: /* get keyboard repeat & delay rates */ |
| 1045 | case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ |
| 1046 | error = kbd_ioctl(sc->kbd, cmd, data); |
| 1047 | if (error == ENOIOCTL) |
| 1048 | error = ENODEV; |
| 1049 | return error; |
| 1050 | |
| 1051 | case KDSETRAD: /* set keyboard repeat & delay rates (old) */ |
| 1052 | if (*(int *)data & ~0x7f) |
| 1053 | return EINVAL; |
| 1054 | error = kbd_ioctl(sc->kbd, cmd, data); |
| 1055 | if (error == ENOIOCTL) |
| 1056 | error = ENODEV; |
| 1057 | return error; |
| 1058 | |
| 1059 | case KDSKBMODE: /* set keyboard mode */ |
| 1060 | switch (*(int *)data) { |
| 1061 | case K_XLATE: /* switch to XLT ascii mode */ |
| 1062 | case K_RAW: /* switch to RAW scancode mode */ |
| 1063 | case K_CODE: /* switch to CODE mode */ |
| 1064 | scp->kbd_mode = *(int *)data; |
| 1065 | if (scp == sc->cur_scp) |
| 1066 | kbd_ioctl(sc->kbd, cmd, data); |
| 1067 | return 0; |
| 1068 | default: |
| 1069 | return EINVAL; |
| 1070 | } |
| 1071 | /* NOT REACHED */ |
| 1072 | |
| 1073 | case KDGKBMODE: /* get keyboard mode */ |
| 1074 | *(int *)data = scp->kbd_mode; |
| 1075 | return 0; |
| 1076 | |
| 1077 | case KDGKBINFO: |
| 1078 | error = kbd_ioctl(sc->kbd, cmd, data); |
| 1079 | if (error == ENOIOCTL) |
| 1080 | error = ENODEV; |
| 1081 | return error; |
| 1082 | |
| 1083 | case KDMKTONE: /* sound the bell */ |
| 1084 | if (*(int*)data) |
| 1085 | sc_bell(scp, (*(int*)data)&0xffff, |
| 1086 | (((*(int*)data)>>16)&0xffff)*hz/1000); |
| 1087 | else |
| 1088 | sc_bell(scp, scp->bell_pitch, scp->bell_duration); |
| 1089 | return 0; |
| 1090 | |
| 1091 | case KIOCSOUND: /* make tone (*data) hz */ |
| 1092 | if (scp == sc->cur_scp) { |
| 1093 | if (*(int *)data) |
| 1094 | return sc_tone(*(int *)data); |
| 1095 | else |
| 1096 | return sc_tone(0); |
| 1097 | } |
| 1098 | return 0; |
| 1099 | |
| 1100 | case KDGKBTYPE: /* get keyboard type */ |
| 1101 | error = kbd_ioctl(sc->kbd, cmd, data); |
| 1102 | if (error == ENOIOCTL) { |
| 1103 | /* always return something? XXX */ |
| 1104 | *(int *)data = 0; |
| 1105 | } |
| 1106 | return 0; |
| 1107 | |
| 1108 | case KDSETLED: /* set keyboard LED status */ |
| 1109 | if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ |
| 1110 | return EINVAL; |
| 1111 | scp->status &= ~LED_MASK; |
| 1112 | scp->status |= *(int *)data; |
| 1113 | if (scp == sc->cur_scp) |
| 1114 | update_kbd_leds(scp, scp->status); |
| 1115 | return 0; |
| 1116 | |
| 1117 | case KDGETLED: /* get keyboard LED status */ |
| 1118 | if (scp == sc->cur_scp) |
| 1119 | save_kbd_state(scp); |
| 1120 | *(int *)data = scp->status & LED_MASK; |
| 1121 | return 0; |
| 1122 | |
| 1123 | case CONS_SETKBD: /* set the new keyboard */ |
| 1124 | { |
| 1125 | keyboard_t *newkbd; |
| 1126 | |
| 1127 | crit_enter(); |
| 1128 | newkbd = kbd_get_keyboard(*(int *)data); |
| 1129 | if (newkbd == NULL) { |
| 1130 | crit_exit(); |
| 1131 | return EINVAL; |
| 1132 | } |
| 1133 | error = 0; |
| 1134 | if (sc->kbd != newkbd) { |
| 1135 | i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, |
| 1136 | (void *)&sc->keyboard, sckbdevent, sc); |
| 1137 | /* i == newkbd->kb_index */ |
| 1138 | if (i >= 0) { |
| 1139 | if (sc->kbd != NULL) { |
| 1140 | save_kbd_state(sc->cur_scp); |
| 1141 | kbd_release(sc->kbd, (void *)&sc->keyboard); |
| 1142 | } |
| 1143 | sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ |
| 1144 | sc->keyboard = i; |
| 1145 | kbd_ioctl(sc->kbd, KDSKBMODE, |
| 1146 | (caddr_t)&sc->cur_scp->kbd_mode); |
| 1147 | update_kbd_state(sc->cur_scp, sc->cur_scp->status, |
| 1148 | LOCK_MASK); |
| 1149 | } else { |
| 1150 | error = EPERM; /* XXX */ |
| 1151 | } |
| 1152 | } |
| 1153 | crit_exit(); |
| 1154 | return error; |
| 1155 | } |
| 1156 | |
| 1157 | case CONS_RELKBD: /* release the current keyboard */ |
| 1158 | crit_enter(); |
| 1159 | error = 0; |
| 1160 | if (sc->kbd != NULL) { |
| 1161 | save_kbd_state(sc->cur_scp); |
| 1162 | error = kbd_release(sc->kbd, (void *)&sc->keyboard); |
| 1163 | if (error == 0) { |
| 1164 | sc->kbd = NULL; |
| 1165 | sc->keyboard = -1; |
| 1166 | } |
| 1167 | } |
| 1168 | crit_exit(); |
| 1169 | return error; |
| 1170 | |
| 1171 | case CONS_GETTERM: /* get the current terminal emulator info */ |
| 1172 | { |
| 1173 | sc_term_sw_t *sw; |
| 1174 | |
| 1175 | if (((term_info_t *)data)->ti_index == 0) { |
| 1176 | sw = scp->tsw; |
| 1177 | } else { |
| 1178 | sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); |
| 1179 | } |
| 1180 | if (sw != NULL) { |
| 1181 | strncpy(((term_info_t *)data)->ti_name, sw->te_name, |
| 1182 | sizeof(((term_info_t *)data)->ti_name)); |
| 1183 | strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, |
| 1184 | sizeof(((term_info_t *)data)->ti_desc)); |
| 1185 | ((term_info_t *)data)->ti_flags = 0; |
| 1186 | return 0; |
| 1187 | } else { |
| 1188 | ((term_info_t *)data)->ti_name[0] = '\0'; |
| 1189 | ((term_info_t *)data)->ti_desc[0] = '\0'; |
| 1190 | ((term_info_t *)data)->ti_flags = 0; |
| 1191 | return EINVAL; |
| 1192 | } |
| 1193 | } |
| 1194 | |
| 1195 | case CONS_SETTERM: /* set the current terminal emulator */ |
| 1196 | crit_enter(); |
| 1197 | error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); |
| 1198 | /* FIXME: what if scp == sc_console! XXX */ |
| 1199 | crit_exit(); |
| 1200 | return error; |
| 1201 | |
| 1202 | case GIO_SCRNMAP: /* get output translation table */ |
| 1203 | bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); |
| 1204 | return 0; |
| 1205 | |
| 1206 | case PIO_SCRNMAP: /* set output translation table */ |
| 1207 | bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); |
| 1208 | for (i=0; i<sizeof(sc->scr_map); i++) { |
| 1209 | sc->scr_rmap[sc->scr_map[i]] = i; |
| 1210 | } |
| 1211 | return 0; |
| 1212 | |
| 1213 | case GIO_KEYMAP: /* get keyboard translation table */ |
| 1214 | case PIO_KEYMAP: /* set keyboard translation table */ |
| 1215 | case GIO_DEADKEYMAP: /* get accent key translation table */ |
| 1216 | case PIO_DEADKEYMAP: /* set accent key translation table */ |
| 1217 | case GETFKEY: /* get function key string */ |
| 1218 | case SETFKEY: /* set function key string */ |
| 1219 | error = kbd_ioctl(sc->kbd, cmd, data); |
| 1220 | if (error == ENOIOCTL) |
| 1221 | error = ENODEV; |
| 1222 | return error; |
| 1223 | |
| 1224 | #ifndef SC_NO_FONT_LOADING |
| 1225 | |
| 1226 | case PIO_FONT8x8: /* set 8x8 dot font */ |
| 1227 | if (!ISFONTAVAIL(sc->adp->va_flags)) |
| 1228 | return ENXIO; |
| 1229 | bcopy(data, sc->font_8, 8*256); |
| 1230 | sc->fonts_loaded |= FONT_8; |
| 1231 | /* |
| 1232 | * FONT KLUDGE |
| 1233 | * Always use the font page #0. XXX |
| 1234 | * Don't load if the current font size is not 8x8. |
| 1235 | */ |
| 1236 | if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) |
| 1237 | sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); |
| 1238 | return 0; |
| 1239 | |
| 1240 | case GIO_FONT8x8: /* get 8x8 dot font */ |
| 1241 | if (!ISFONTAVAIL(sc->adp->va_flags)) |
| 1242 | return ENXIO; |
| 1243 | if (sc->fonts_loaded & FONT_8) { |
| 1244 | bcopy(sc->font_8, data, 8*256); |
| 1245 | return 0; |
| 1246 | } |
| 1247 | else |
| 1248 | return ENXIO; |
| 1249 | |
| 1250 | case PIO_FONT8x14: /* set 8x14 dot font */ |
| 1251 | if (!ISFONTAVAIL(sc->adp->va_flags)) |
| 1252 | return ENXIO; |
| 1253 | bcopy(data, sc->font_14, 14*256); |
| 1254 | sc->fonts_loaded |= FONT_14; |
| 1255 | /* |
| 1256 | * FONT KLUDGE |
| 1257 | * Always use the font page #0. XXX |
| 1258 | * Don't load if the current font size is not 8x14. |
| 1259 | */ |
| 1260 | if (ISTEXTSC(sc->cur_scp) |
| 1261 | && (sc->cur_scp->font_size >= 14) |
| 1262 | && (sc->cur_scp->font_size < 16)) |
| 1263 | sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); |
| 1264 | return 0; |
| 1265 | |
| 1266 | case GIO_FONT8x14: /* get 8x14 dot font */ |
| 1267 | if (!ISFONTAVAIL(sc->adp->va_flags)) |
| 1268 | return ENXIO; |
| 1269 | if (sc->fonts_loaded & FONT_14) { |
| 1270 | bcopy(sc->font_14, data, 14*256); |
| 1271 | return 0; |
| 1272 | } |
| 1273 | else |
| 1274 | return ENXIO; |
| 1275 | |
| 1276 | case PIO_FONT8x16: /* set 8x16 dot font */ |
| 1277 | if (!ISFONTAVAIL(sc->adp->va_flags)) |
| 1278 | return ENXIO; |
| 1279 | bcopy(data, sc->font_16, 16*256); |
| 1280 | sc->fonts_loaded |= FONT_16; |
| 1281 | /* |
| 1282 | * FONT KLUDGE |
| 1283 | * Always use the font page #0. XXX |
| 1284 | * Don't load if the current font size is not 8x16. |
| 1285 | */ |
| 1286 | if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) |
| 1287 | sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); |
| 1288 | return 0; |
| 1289 | |
| 1290 | case GIO_FONT8x16: /* get 8x16 dot font */ |
| 1291 | if (!ISFONTAVAIL(sc->adp->va_flags)) |
| 1292 | return ENXIO; |
| 1293 | if (sc->fonts_loaded & FONT_16) { |
| 1294 | bcopy(sc->font_16, data, 16*256); |
| 1295 | return 0; |
| 1296 | } |
| 1297 | else |
| 1298 | return ENXIO; |
| 1299 | |
| 1300 | #endif /* SC_NO_FONT_LOADING */ |
| 1301 | |
| 1302 | default: |
| 1303 | break; |
| 1304 | } |
| 1305 | |
| 1306 | error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, ap->a_cred); |
| 1307 | if (error != ENOIOCTL) |
| 1308 | return(error); |
| 1309 | error = ttioctl(tp, cmd, data, flag); |
| 1310 | if (error != ENOIOCTL) |
| 1311 | return(error); |
| 1312 | return(ENOTTY); |
| 1313 | } |
| 1314 | |
| 1315 | static void |
| 1316 | scstart(struct tty *tp) |
| 1317 | { |
| 1318 | struct clist *rbp; |
| 1319 | int len; |
| 1320 | u_char buf[PCBURST]; |
| 1321 | scr_stat *scp = SC_STAT(tp->t_dev); |
| 1322 | |
| 1323 | if (scp->status & SLKED || |
| 1324 | (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) |
| 1325 | return; |
| 1326 | crit_enter(); |
| 1327 | if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { |
| 1328 | tp->t_state |= TS_BUSY; |
| 1329 | rbp = &tp->t_outq; |
| 1330 | while (rbp->c_cc) { |
| 1331 | len = q_to_b(rbp, buf, PCBURST); |
| 1332 | crit_exit(); |
| 1333 | sc_puts(scp, buf, len); |
| 1334 | crit_enter(); |
| 1335 | } |
| 1336 | tp->t_state &= ~TS_BUSY; |
| 1337 | ttwwakeup(tp); |
| 1338 | } |
| 1339 | crit_exit(); |
| 1340 | } |
| 1341 | |
| 1342 | static void |
| 1343 | sccnprobe(struct consdev *cp) |
| 1344 | { |
| 1345 | int unit; |
| 1346 | int flags; |
| 1347 | |
| 1348 | cp->cn_pri = sc_get_cons_priority(&unit, &flags); |
| 1349 | |
| 1350 | /* a video card is always required */ |
| 1351 | if (!scvidprobe(unit, flags, TRUE)) |
| 1352 | cp->cn_pri = CN_DEAD; |
| 1353 | |
| 1354 | /* syscons will become console even when there is no keyboard */ |
| 1355 | sckbdprobe(unit, flags, TRUE); |
| 1356 | |
| 1357 | if (cp->cn_pri == CN_DEAD) |
| 1358 | return; |
| 1359 | |
| 1360 | /* initialize required fields */ |
| 1361 | cp->cn_probegood = 1; |
| 1362 | } |
| 1363 | |
| 1364 | static void |
| 1365 | sccninit(struct consdev *cp) |
| 1366 | { |
| 1367 | int unit; |
| 1368 | int flags; |
| 1369 | |
| 1370 | sc_get_cons_priority(&unit, &flags); |
| 1371 | scinit(unit, flags | SC_KERNEL_CONSOLE); |
| 1372 | sc_console_unit = unit; |
| 1373 | sc_console = sc_get_softc(unit, SC_KERNEL_CONSOLE)->console_scp; |
| 1374 | } |
| 1375 | |
| 1376 | static void |
| 1377 | sccninit_fini(struct consdev *cp) |
| 1378 | { |
| 1379 | if (cctl_dev == NULL) |
| 1380 | kprintf("sccninit_fini: WARNING: cctl_dev is NULL!\n"); |
| 1381 | cp->cn_dev = cctl_dev; |
| 1382 | } |
| 1383 | |
| 1384 | static void |
| 1385 | sccnterm(struct consdev *cp) |
| 1386 | { |
| 1387 | /* we are not the kernel console any more, release everything */ |
| 1388 | |
| 1389 | if (sc_console_unit < 0) |
| 1390 | return; /* shouldn't happen */ |
| 1391 | |
| 1392 | #if 0 /* XXX */ |
| 1393 | sc_clear_screen(sc_console); |
| 1394 | sccnupdate(sc_console); |
| 1395 | #endif |
| 1396 | scterm(sc_console_unit, SC_KERNEL_CONSOLE); |
| 1397 | sc_console_unit = -1; |
| 1398 | sc_console = NULL; |
| 1399 | } |
| 1400 | |
| 1401 | static void |
| 1402 | sccnputc(void *private, int c) |
| 1403 | { |
| 1404 | u_char buf[1]; |
| 1405 | scr_stat *scp = sc_console; |
| 1406 | void *save; |
| 1407 | #ifndef SC_NO_HISTORY |
| 1408 | struct tty *tp; |
| 1409 | #endif /* !SC_NO_HISTORY */ |
| 1410 | |
| 1411 | /* assert(sc_console != NULL) */ |
| 1412 | |
| 1413 | #ifndef SC_NO_HISTORY |
| 1414 | if (scp == scp->sc->cur_scp && scp->status & SLKED) { |
| 1415 | scp->status &= ~SLKED; |
| 1416 | update_kbd_state(scp, scp->status, SLKED); |
| 1417 | if (scp->status & BUFFER_SAVED) { |
| 1418 | if (!sc_hist_restore(scp)) |
| 1419 | sc_remove_cutmarking(scp); |
| 1420 | scp->status &= ~BUFFER_SAVED; |
| 1421 | scp->status |= CURSOR_ENABLED; |
| 1422 | sc_draw_cursor_image(scp); |
| 1423 | } |
| 1424 | tp = VIRTUAL_TTY(scp->sc, scp->index); |
| 1425 | if (ISTTYOPEN(tp)) |
| 1426 | scstart(tp); |
| 1427 | } |
| 1428 | #endif /* !SC_NO_HISTORY */ |
| 1429 | |
| 1430 | save = scp->ts; |
| 1431 | if (kernel_console_ts != NULL) |
| 1432 | scp->ts = kernel_console_ts; |
| 1433 | buf[0] = c; |
| 1434 | sc_puts(scp, buf, 1); |
| 1435 | scp->ts = save; |
| 1436 | |
| 1437 | crit_enter(); |
| 1438 | sccnupdate(scp); |
| 1439 | crit_exit(); |
| 1440 | } |
| 1441 | |
| 1442 | static int |
| 1443 | sccngetc(void *private) |
| 1444 | { |
| 1445 | return sccngetch(0); |
| 1446 | } |
| 1447 | |
| 1448 | static int |
| 1449 | sccncheckc(void *private) |
| 1450 | { |
| 1451 | return sccngetch(SCGETC_NONBLOCK); |
| 1452 | } |
| 1453 | |
| 1454 | static void |
| 1455 | sccndbctl(void *private, int on) |
| 1456 | { |
| 1457 | /* assert(sc_console_unit >= 0) */ |
| 1458 | /* try to switch to the kernel console screen */ |
| 1459 | if (on && debugger == 0) { |
| 1460 | /* |
| 1461 | * TRY to make sure the screen saver is stopped, |
| 1462 | * and the screen is updated before switching to |
| 1463 | * the vty0. |
| 1464 | */ |
| 1465 | scrn_timer(NULL); |
| 1466 | if (!cold |
| 1467 | && sc_console->sc->cur_scp->smode.mode == VT_AUTO |
| 1468 | && sc_console->smode.mode == VT_AUTO) { |
| 1469 | sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; |
| 1470 | sc_switch_scr(sc_console->sc, sc_console->index); |
| 1471 | } |
| 1472 | } |
| 1473 | if (on) |
| 1474 | ++debugger; |
| 1475 | else |
| 1476 | --debugger; |
| 1477 | } |
| 1478 | |
| 1479 | static int |
| 1480 | sccngetch(int flags) |
| 1481 | { |
| 1482 | static struct fkeytab fkey; |
| 1483 | static int fkeycp; |
| 1484 | scr_stat *scp; |
| 1485 | u_char *p; |
| 1486 | int cur_mode; |
| 1487 | int c; |
| 1488 | |
| 1489 | crit_enter(); |
| 1490 | /* assert(sc_console != NULL) */ |
| 1491 | |
| 1492 | /* |
| 1493 | * Stop the screen saver and update the screen if necessary. |
| 1494 | * What if we have been running in the screen saver code... XXX |
| 1495 | */ |
| 1496 | sc_touch_scrn_saver(); |
| 1497 | scp = sc_console->sc->cur_scp; /* XXX */ |
| 1498 | sccnupdate(scp); |
| 1499 | |
| 1500 | if (fkeycp < fkey.len) { |
| 1501 | crit_exit(); |
| 1502 | return fkey.str[fkeycp++]; |
| 1503 | } |
| 1504 | |
| 1505 | if (scp->sc->kbd == NULL) { |
| 1506 | crit_exit(); |
| 1507 | return -1; |
| 1508 | } |
| 1509 | |
| 1510 | /* |
| 1511 | * Make sure the keyboard is accessible even when the kbd device |
| 1512 | * driver is disabled. |
| 1513 | */ |
| 1514 | kbd_enable(scp->sc->kbd); |
| 1515 | |
| 1516 | /* we shall always use the keyboard in the XLATE mode here */ |
| 1517 | cur_mode = scp->kbd_mode; |
| 1518 | scp->kbd_mode = K_XLATE; |
| 1519 | kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); |
| 1520 | |
| 1521 | kbd_poll(scp->sc->kbd, TRUE); |
| 1522 | c = scgetc(scp->sc, SCGETC_CN | flags); |
| 1523 | kbd_poll(scp->sc->kbd, FALSE); |
| 1524 | |
| 1525 | scp->kbd_mode = cur_mode; |
| 1526 | kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); |
| 1527 | kbd_disable(scp->sc->kbd); |
| 1528 | crit_exit(); |
| 1529 | |
| 1530 | switch (KEYFLAGS(c)) { |
| 1531 | case 0: /* normal char */ |
| 1532 | return KEYCHAR(c); |
| 1533 | case FKEY: /* function key */ |
| 1534 | p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); |
| 1535 | fkey.len = fkeycp; |
| 1536 | if ((p != NULL) && (fkey.len > 0)) { |
| 1537 | bcopy(p, fkey.str, fkey.len); |
| 1538 | fkeycp = 1; |
| 1539 | return fkey.str[0]; |
| 1540 | } |
| 1541 | return c; /* XXX */ |
| 1542 | case NOKEY: |
| 1543 | case ERRKEY: |
| 1544 | default: |
| 1545 | return -1; |
| 1546 | } |
| 1547 | /* NOT REACHED */ |
| 1548 | } |
| 1549 | |
| 1550 | static void |
| 1551 | sccnupdate(scr_stat *scp) |
| 1552 | { |
| 1553 | /* this is a cut-down version of scrn_timer()... */ |
| 1554 | |
| 1555 | if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) |
| 1556 | return; |
| 1557 | |
| 1558 | if (debugger > 0 || panicstr || shutdown_in_progress) { |
| 1559 | sc_touch_scrn_saver(); |
| 1560 | } else if (scp != scp->sc->cur_scp) { |
| 1561 | return; |
| 1562 | } |
| 1563 | |
| 1564 | if (!run_scrn_saver) |
| 1565 | scp->sc->flags &= ~SC_SCRN_IDLE; |
| 1566 | #if NSPLASH > 0 |
| 1567 | if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) |
| 1568 | if (scp->sc->flags & SC_SCRN_BLANKED) |
| 1569 | stop_scrn_saver(scp->sc, current_saver); |
| 1570 | #endif /* NSPLASH */ |
| 1571 | |
| 1572 | if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress |
| 1573 | || scp->sc->switch_in_progress) |
| 1574 | return; |
| 1575 | /* |
| 1576 | * FIXME: unlike scrn_timer(), we call scrn_update() from here even |
| 1577 | * when write_in_progress is non-zero. XXX |
| 1578 | */ |
| 1579 | |
| 1580 | if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) |
| 1581 | scrn_update(scp, TRUE); |
| 1582 | } |
| 1583 | |
| 1584 | static void |
| 1585 | scrn_timer(void *arg) |
| 1586 | { |
| 1587 | static int kbd_interval = 0; |
| 1588 | struct timeval tv; |
| 1589 | sc_softc_t *sc; |
| 1590 | scr_stat *scp; |
| 1591 | int again; |
| 1592 | |
| 1593 | again = (arg != NULL); |
| 1594 | if (arg != NULL) |
| 1595 | sc = (sc_softc_t *)arg; |
| 1596 | else if (sc_console != NULL) |
| 1597 | sc = sc_console->sc; |
| 1598 | else |
| 1599 | return; |
| 1600 | |
| 1601 | /* don't do anything when we are performing some I/O operations */ |
| 1602 | if (sc->font_loading_in_progress || sc->videoio_in_progress) { |
| 1603 | if (again) |
| 1604 | callout_reset(&sc->scrn_timer_ch, hz / 10, scrn_timer, sc); |
| 1605 | return; |
| 1606 | } |
| 1607 | crit_enter(); |
| 1608 | |
| 1609 | if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { |
| 1610 | /* try to allocate a keyboard automatically */ |
| 1611 | if (++kbd_interval >= 25) { |
| 1612 | sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, |
| 1613 | sckbdevent, sc); |
| 1614 | if (sc->keyboard >= 0) { |
| 1615 | sc->kbd = kbd_get_keyboard(sc->keyboard); |
| 1616 | kbd_ioctl(sc->kbd, KDSKBMODE, |
| 1617 | (caddr_t)&sc->cur_scp->kbd_mode); |
| 1618 | update_kbd_state(sc->cur_scp, sc->cur_scp->status, |
| 1619 | LOCK_MASK); |
| 1620 | } |
| 1621 | kbd_interval = 0; |
| 1622 | } |
| 1623 | } |
| 1624 | |
| 1625 | /* should we stop the screen saver? */ |
| 1626 | getmicrouptime(&tv); |
| 1627 | if (debugger > 0 || panicstr || shutdown_in_progress) |
| 1628 | sc_touch_scrn_saver(); |
| 1629 | if (run_scrn_saver) { |
| 1630 | if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) |
| 1631 | sc->flags |= SC_SCRN_IDLE; |
| 1632 | else |
| 1633 | sc->flags &= ~SC_SCRN_IDLE; |
| 1634 | } else { |
| 1635 | sc->scrn_time_stamp = tv.tv_sec; |
| 1636 | sc->flags &= ~SC_SCRN_IDLE; |
| 1637 | if (scrn_blank_time > 0) |
| 1638 | run_scrn_saver = TRUE; |
| 1639 | } |
| 1640 | #if NSPLASH > 0 |
| 1641 | if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) |
| 1642 | if (sc->flags & SC_SCRN_BLANKED) |
| 1643 | stop_scrn_saver(sc, current_saver); |
| 1644 | #endif /* NSPLASH */ |
| 1645 | |
| 1646 | /* should we just return ? */ |
| 1647 | if (sc->blink_in_progress || sc->switch_in_progress |
| 1648 | || sc->write_in_progress) { |
| 1649 | if (again) |
| 1650 | callout_reset(&sc->scrn_timer_ch, hz / 10, scrn_timer, sc); |
| 1651 | crit_exit(); |
| 1652 | return; |
| 1653 | } |
| 1654 | |
| 1655 | /* Update the screen */ |
| 1656 | scp = sc->cur_scp; /* cur_scp may have changed... */ |
| 1657 | if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) |
| 1658 | scrn_update(scp, TRUE); |
| 1659 | |
| 1660 | #if NSPLASH > 0 |
| 1661 | /* should we activate the screen saver? */ |
| 1662 | if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) |
| 1663 | if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) |
| 1664 | (*current_saver)(sc, TRUE); |
| 1665 | #endif /* NSPLASH */ |
| 1666 | |
| 1667 | if (again) |
| 1668 | callout_reset(&sc->scrn_timer_ch, hz / 25, scrn_timer, sc); |
| 1669 | crit_exit(); |
| 1670 | } |
| 1671 | |
| 1672 | static int |
| 1673 | and_region(int *s1, int *e1, int s2, int e2) |
| 1674 | { |
| 1675 | if (*e1 < s2 || e2 < *s1) |
| 1676 | return FALSE; |
| 1677 | *s1 = imax(*s1, s2); |
| 1678 | *e1 = imin(*e1, e2); |
| 1679 | return TRUE; |
| 1680 | } |
| 1681 | |
| 1682 | static void |
| 1683 | scrn_update(scr_stat *scp, int show_cursor) |
| 1684 | { |
| 1685 | int start; |
| 1686 | int end; |
| 1687 | int s; |
| 1688 | int e; |
| 1689 | |
| 1690 | /* assert(scp == scp->sc->cur_scp) */ |
| 1691 | |
| 1692 | ++scp->sc->videoio_in_progress; |
| 1693 | |
| 1694 | #ifndef SC_NO_CUTPASTE |
| 1695 | /* remove the previous mouse pointer image if necessary */ |
| 1696 | if (scp->status & MOUSE_VISIBLE) { |
| 1697 | s = scp->mouse_pos; |
| 1698 | e = scp->mouse_pos + scp->xsize + 1; |
| 1699 | if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) |
| 1700 | || and_region(&s, &e, scp->start, scp->end) |
| 1701 | || ((scp->status & CURSOR_ENABLED) && |
| 1702 | (scp->cursor_pos != scp->cursor_oldpos) && |
| 1703 | (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) |
| 1704 | || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { |
| 1705 | sc_remove_mouse_image(scp); |
| 1706 | if (scp->end >= scp->xsize*scp->ysize) |
| 1707 | scp->end = scp->xsize*scp->ysize - 1; |
| 1708 | } |
| 1709 | } |
| 1710 | #endif /* !SC_NO_CUTPASTE */ |
| 1711 | |
| 1712 | #if 1 |
| 1713 | /* debug: XXX */ |
| 1714 | if (scp->end >= scp->xsize*scp->ysize) { |
| 1715 | kprintf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); |
| 1716 | scp->end = scp->xsize*scp->ysize - 1; |
| 1717 | } |
| 1718 | if (scp->start < 0) { |
| 1719 | kprintf("scrn_update(): scp->start %d < 0\n", scp->start); |
| 1720 | scp->start = 0; |
| 1721 | } |
| 1722 | #endif |
| 1723 | |
| 1724 | /* update screen image */ |
| 1725 | if (scp->start <= scp->end) { |
| 1726 | if (scp->mouse_cut_end >= 0) { |
| 1727 | /* there is a marked region for cut & paste */ |
| 1728 | if (scp->mouse_cut_start <= scp->mouse_cut_end) { |
| 1729 | start = scp->mouse_cut_start; |
| 1730 | end = scp->mouse_cut_end; |
| 1731 | } else { |
| 1732 | start = scp->mouse_cut_end; |
| 1733 | end = scp->mouse_cut_start - 1; |
| 1734 | } |
| 1735 | s = start; |
| 1736 | e = end; |
| 1737 | /* does the cut-mark region overlap with the update region? */ |
| 1738 | if (and_region(&s, &e, scp->start, scp->end)) { |
| 1739 | (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); |
| 1740 | s = 0; |
| 1741 | e = start - 1; |
| 1742 | if (and_region(&s, &e, scp->start, scp->end)) |
| 1743 | (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); |
| 1744 | s = end + 1; |
| 1745 | e = scp->xsize*scp->ysize - 1; |
| 1746 | if (and_region(&s, &e, scp->start, scp->end)) |
| 1747 | (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); |
| 1748 | } else { |
| 1749 | (*scp->rndr->draw)(scp, scp->start, |
| 1750 | scp->end - scp->start + 1, FALSE); |
| 1751 | } |
| 1752 | } else { |
| 1753 | (*scp->rndr->draw)(scp, scp->start, |
| 1754 | scp->end - scp->start + 1, FALSE); |
| 1755 | } |
| 1756 | } |
| 1757 | |
| 1758 | /* we are not to show the cursor and the mouse pointer... */ |
| 1759 | if (!show_cursor) { |
| 1760 | scp->end = 0; |
| 1761 | scp->start = scp->xsize*scp->ysize - 1; |
| 1762 | --scp->sc->videoio_in_progress; |
| 1763 | return; |
| 1764 | } |
| 1765 | |
| 1766 | /* update cursor image */ |
| 1767 | if (scp->status & CURSOR_ENABLED) { |
| 1768 | s = scp->start; |
| 1769 | e = scp->end; |
| 1770 | /* did cursor move since last time ? */ |
| 1771 | if (scp->cursor_pos != scp->cursor_oldpos) { |
| 1772 | /* do we need to remove old cursor image ? */ |
| 1773 | if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) |
| 1774 | sc_remove_cursor_image(scp); |
| 1775 | sc_draw_cursor_image(scp); |
| 1776 | } else { |
| 1777 | if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) |
| 1778 | /* cursor didn't move, but has been overwritten */ |
| 1779 | sc_draw_cursor_image(scp); |
| 1780 | else if (scp->sc->flags & SC_BLINK_CURSOR) |
| 1781 | /* if it's a blinking cursor, update it */ |
| 1782 | (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, |
| 1783 | sc_inside_cutmark(scp, |
| 1784 | scp->cursor_pos)); |
| 1785 | } |
| 1786 | } |
| 1787 | |
| 1788 | #ifndef SC_NO_CUTPASTE |
| 1789 | /* update "pseudo" mouse pointer image */ |
| 1790 | if (scp->sc->flags & SC_MOUSE_ENABLED) { |
| 1791 | if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { |
| 1792 | scp->status &= ~MOUSE_MOVED; |
| 1793 | sc_draw_mouse_image(scp); |
| 1794 | } |
| 1795 | } |
| 1796 | #endif /* SC_NO_CUTPASTE */ |
| 1797 | |
| 1798 | scp->end = 0; |
| 1799 | scp->start = scp->xsize*scp->ysize - 1; |
| 1800 | |
| 1801 | --scp->sc->videoio_in_progress; |
| 1802 | } |
| 1803 | |
| 1804 | #if NSPLASH > 0 |
| 1805 | static int |
| 1806 | scsplash_callback(int event, void *arg) |
| 1807 | { |
| 1808 | sc_softc_t *sc; |
| 1809 | int error; |
| 1810 | |
| 1811 | sc = (sc_softc_t *)arg; |
| 1812 | |
| 1813 | switch (event) { |
| 1814 | case SPLASH_INIT: |
| 1815 | if (add_scrn_saver(scsplash_saver) == 0) { |
| 1816 | sc->flags &= ~SC_SAVER_FAILED; |
| 1817 | run_scrn_saver = TRUE; |
| 1818 | if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { |
| 1819 | scsplash_stick(TRUE); |
| 1820 | (*current_saver)(sc, TRUE); |
| 1821 | } |
| 1822 | } |
| 1823 | return 0; |
| 1824 | |
| 1825 | case SPLASH_TERM: |
| 1826 | if (current_saver == scsplash_saver) { |
| 1827 | scsplash_stick(FALSE); |
| 1828 | error = remove_scrn_saver(scsplash_saver); |
| 1829 | if (error) |
| 1830 | return error; |
| 1831 | } |
| 1832 | return 0; |
| 1833 | |
| 1834 | default: |
| 1835 | return EINVAL; |
| 1836 | } |
| 1837 | } |
| 1838 | |
| 1839 | static void |
| 1840 | scsplash_saver(sc_softc_t *sc, int show) |
| 1841 | { |
| 1842 | static int busy = FALSE; |
| 1843 | scr_stat *scp; |
| 1844 | |
| 1845 | if (busy) |
| 1846 | return; |
| 1847 | busy = TRUE; |
| 1848 | |
| 1849 | scp = sc->cur_scp; |
| 1850 | if (show) { |
| 1851 | if (!(sc->flags & SC_SAVER_FAILED)) { |
| 1852 | if (!(sc->flags & SC_SCRN_BLANKED)) |
| 1853 | set_scrn_saver_mode(scp, -1, NULL, 0); |
| 1854 | switch (splash(sc->adp, TRUE)) { |
| 1855 | case 0: /* succeeded */ |
| 1856 | break; |
| 1857 | case EAGAIN: /* try later */ |
| 1858 | restore_scrn_saver_mode(scp, FALSE); |
| 1859 | sc_touch_scrn_saver(); /* XXX */ |
| 1860 | break; |
| 1861 | default: |
| 1862 | sc->flags |= SC_SAVER_FAILED; |
| 1863 | scsplash_stick(FALSE); |
| 1864 | restore_scrn_saver_mode(scp, TRUE); |
| 1865 | kprintf("scsplash_saver(): failed to put up the image\n"); |
| 1866 | break; |
| 1867 | } |
| 1868 | } |
| 1869 | } else if (!sticky_splash) { |
| 1870 | if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) |
| 1871 | restore_scrn_saver_mode(scp, TRUE); |
| 1872 | } |
| 1873 | busy = FALSE; |
| 1874 | } |
| 1875 | |
| 1876 | static int |
| 1877 | add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) |
| 1878 | { |
| 1879 | #if 0 |
| 1880 | int error; |
| 1881 | |
| 1882 | if (current_saver != none_saver) { |
| 1883 | error = remove_scrn_saver(current_saver); |
| 1884 | if (error) |
| 1885 | return error; |
| 1886 | } |
| 1887 | #endif |
| 1888 | if (current_saver != none_saver) |
| 1889 | return EBUSY; |
| 1890 | |
| 1891 | run_scrn_saver = FALSE; |
| 1892 | saver_mode = CONS_LKM_SAVER; |
| 1893 | current_saver = this_saver; |
| 1894 | return 0; |
| 1895 | } |
| 1896 | |
| 1897 | static int |
| 1898 | remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) |
| 1899 | { |
| 1900 | if (current_saver != this_saver) |
| 1901 | return EINVAL; |
| 1902 | |
| 1903 | #if 0 |
| 1904 | /* |
| 1905 | * In order to prevent `current_saver' from being called by |
| 1906 | * the timeout routine `scrn_timer()' while we manipulate |
| 1907 | * the saver list, we shall set `current_saver' to `none_saver' |
| 1908 | * before stopping the current saver, rather than blocking by `splXX()'. |
| 1909 | */ |
| 1910 | current_saver = none_saver; |
| 1911 | if (scrn_blanked) |
| 1912 | stop_scrn_saver(this_saver); |
| 1913 | #endif |
| 1914 | |
| 1915 | /* unblank all blanked screens */ |
| 1916 | wait_scrn_saver_stop(NULL); |
| 1917 | if (scrn_blanked) |
| 1918 | return EBUSY; |
| 1919 | |
| 1920 | current_saver = none_saver; |
| 1921 | return 0; |
| 1922 | } |
| 1923 | |
| 1924 | static int |
| 1925 | set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) |
| 1926 | { |
| 1927 | |
| 1928 | /* assert(scp == scp->sc->cur_scp) */ |
| 1929 | crit_enter(); |
| 1930 | if (!ISGRAPHSC(scp)) |
| 1931 | sc_remove_cursor_image(scp); |
| 1932 | scp->splash_save_mode = scp->mode; |
| 1933 | scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); |
| 1934 | scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); |
| 1935 | scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); |
| 1936 | scp->sc->flags |= SC_SCRN_BLANKED; |
| 1937 | ++scrn_blanked; |
| 1938 | crit_exit(); |
| 1939 | if (mode < 0) |
| 1940 | return 0; |
| 1941 | scp->mode = mode; |
| 1942 | if (set_mode(scp) == 0) { |
| 1943 | if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) |
| 1944 | scp->status |= GRAPHICS_MODE; |
| 1945 | #ifndef SC_NO_PALETTE_LOADING |
| 1946 | if (pal != NULL) |
| 1947 | load_palette(scp->sc->adp, pal); |
| 1948 | #endif |
| 1949 | sc_set_border(scp, border); |
| 1950 | return 0; |
| 1951 | } else { |
| 1952 | crit_enter(); |
| 1953 | scp->mode = scp->splash_save_mode; |
| 1954 | scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); |
| 1955 | scp->status |= scp->splash_save_status; |
| 1956 | crit_exit(); |
| 1957 | return 1; |
| 1958 | } |
| 1959 | } |
| 1960 | |
| 1961 | static int |
| 1962 | restore_scrn_saver_mode(scr_stat *scp, int changemode) |
| 1963 | { |
| 1964 | int mode; |
| 1965 | int status; |
| 1966 | |
| 1967 | /* assert(scp == scp->sc->cur_scp) */ |
| 1968 | crit_enter(); |
| 1969 | mode = scp->mode; |
| 1970 | status = scp->status; |
| 1971 | scp->mode = scp->splash_save_mode; |
| 1972 | scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); |
| 1973 | scp->status |= scp->splash_save_status; |
| 1974 | scp->sc->flags &= ~SC_SCRN_BLANKED; |
| 1975 | if (!changemode) { |
| 1976 | if (!ISGRAPHSC(scp)) |
| 1977 | sc_draw_cursor_image(scp); |
| 1978 | --scrn_blanked; |
| 1979 | crit_exit(); |
| 1980 | return 0; |
| 1981 | } |
| 1982 | if (set_mode(scp) == 0) { |
| 1983 | #ifndef SC_NO_PALETTE_LOADING |
| 1984 | load_palette(scp->sc->adp, scp->sc->palette); |
| 1985 | #endif |
| 1986 | --scrn_blanked; |
| 1987 | crit_exit(); |
| 1988 | return 0; |
| 1989 | } else { |
| 1990 | scp->mode = mode; |
| 1991 | scp->status = status; |
| 1992 | crit_exit(); |
| 1993 | return 1; |
| 1994 | } |
| 1995 | } |
| 1996 | |
| 1997 | static void |
| 1998 | stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) |
| 1999 | { |
| 2000 | (*saver)(sc, FALSE); |
| 2001 | run_scrn_saver = FALSE; |
| 2002 | /* the screen saver may have chosen not to stop after all... */ |
| 2003 | if (sc->flags & SC_SCRN_BLANKED) |
| 2004 | return; |
| 2005 | |
| 2006 | mark_all(sc->cur_scp); |
| 2007 | if (sc->delayed_next_scr) |
| 2008 | sc_switch_scr(sc, sc->delayed_next_scr - 1); |
| 2009 | wakeup((caddr_t)&scrn_blanked); |
| 2010 | } |
| 2011 | |
| 2012 | static int |
| 2013 | wait_scrn_saver_stop(sc_softc_t *sc) |
| 2014 | { |
| 2015 | int error = 0; |
| 2016 | |
| 2017 | while (scrn_blanked > 0) { |
| 2018 | run_scrn_saver = FALSE; |
| 2019 | if (sc && !(sc->flags & SC_SCRN_BLANKED)) { |
| 2020 | error = 0; |
| 2021 | break; |
| 2022 | } |
| 2023 | error = tsleep((caddr_t)&scrn_blanked, PCATCH, "scrsav", 0); |
| 2024 | /* May return ERESTART */ |
| 2025 | if (error) |
| 2026 | break; |
| 2027 | } |
| 2028 | run_scrn_saver = FALSE; |
| 2029 | return error; |
| 2030 | } |
| 2031 | #endif /* NSPLASH */ |
| 2032 | |
| 2033 | void |
| 2034 | sc_touch_scrn_saver(void) |
| 2035 | { |
| 2036 | scsplash_stick(FALSE); |
| 2037 | run_scrn_saver = FALSE; |
| 2038 | } |
| 2039 | |
| 2040 | int |
| 2041 | sc_switch_scr(sc_softc_t *sc, u_int next_scr) |
| 2042 | { |
| 2043 | scr_stat *cur_scp; |
| 2044 | struct tty *tp; |
| 2045 | |
| 2046 | DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); |
| 2047 | |
| 2048 | /* prevent switch if previously requested */ |
| 2049 | if (sc->flags & SC_SCRN_VTYLOCK) { |
| 2050 | sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, |
| 2051 | sc->cur_scp->bell_duration); |
| 2052 | return EPERM; |
| 2053 | } |
| 2054 | |
| 2055 | /* delay switch if the screen is blanked or being updated */ |
| 2056 | if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress |
| 2057 | || sc->blink_in_progress || sc->videoio_in_progress) { |
| 2058 | sc->delayed_next_scr = next_scr + 1; |
| 2059 | sc_touch_scrn_saver(); |
| 2060 | DPRINTF(5, ("switch delayed\n")); |
| 2061 | return 0; |
| 2062 | } |
| 2063 | |
| 2064 | crit_enter(); |
| 2065 | cur_scp = sc->cur_scp; |
| 2066 | |
| 2067 | /* we are in the middle of the vty switching process... */ |
| 2068 | if (sc->switch_in_progress |
| 2069 | && (cur_scp->smode.mode == VT_PROCESS) |
| 2070 | && cur_scp->proc) { |
| 2071 | if (cur_scp->proc != pfind(cur_scp->pid)) { |
| 2072 | /* |
| 2073 | * The controlling process has died!!. Do some clean up. |
| 2074 | * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' |
| 2075 | * are not reset here yet; they will be cleared later. |
| 2076 | */ |
| 2077 | DPRINTF(5, ("cur_scp controlling process %d died, ", |
| 2078 | cur_scp->pid)); |
| 2079 | if (cur_scp->status & SWITCH_WAIT_REL) { |
| 2080 | /* |
| 2081 | * Force the previous switch to finish, but return now |
| 2082 | * with error. |
| 2083 | * |
| 2084 | * note: must be called from a critical section because |
| 2085 | * finish_vt_rel will call do_switch_scr which releases it |
| 2086 | * temporarily. |
| 2087 | */ |
| 2088 | DPRINTF(5, ("reset WAIT_REL, ")); |
| 2089 | finish_vt_rel(cur_scp, TRUE); |
| 2090 | crit_exit(); |
| 2091 | DPRINTF(5, ("finishing previous switch\n")); |
| 2092 | return EINVAL; |
| 2093 | } else if (cur_scp->status & SWITCH_WAIT_ACQ) { |
| 2094 | /* let's assume screen switch has been completed. */ |
| 2095 | DPRINTF(5, ("reset WAIT_ACQ, ")); |
| 2096 | finish_vt_acq(cur_scp); |
| 2097 | } else { |
| 2098 | /* |
| 2099 | * We are in between screen release and acquisition, and |
| 2100 | * reached here via scgetc() or scrn_timer() which has |
| 2101 | * interrupted exchange_scr(). Don't do anything stupid. |
| 2102 | */ |
| 2103 | DPRINTF(5, ("waiting nothing, ")); |
| 2104 | } |
| 2105 | } else { |
| 2106 | /* |
| 2107 | * The controlling process is alive, but not responding... |
| 2108 | * It is either buggy or it may be just taking time. |
| 2109 | * The following code is a gross kludge to cope with this |
| 2110 | * problem for which there is no clean solution. XXX |
| 2111 | */ |
| 2112 | if (cur_scp->status & SWITCH_WAIT_REL) { |
| 2113 | switch (sc->switch_in_progress++) { |
| 2114 | case 1: |
| 2115 | break; |
| 2116 | case 2: |
| 2117 | DPRINTF(5, ("sending relsig again, ")); |
| 2118 | signal_vt_rel(cur_scp); |
| 2119 | break; |
| 2120 | case 3: |
| 2121 | break; |
| 2122 | case 4: |
| 2123 | default: |
| 2124 | /* |
| 2125 | * Act as if the controlling program returned |
| 2126 | * VT_FALSE. |
| 2127 | * |
| 2128 | * note: must be called from a critical section because |
| 2129 | * finish_vt_rel will call do_switch_scr which releases it |
| 2130 | * temporarily. |
| 2131 | */ |
| 2132 | DPRINTF(5, ("force reset WAIT_REL, ")); |
| 2133 | finish_vt_rel(cur_scp, FALSE); |
| 2134 | crit_exit(); |
| 2135 | DPRINTF(5, ("act as if VT_FALSE was seen\n")); |
| 2136 | return EINVAL; |
| 2137 | } |
| 2138 | } else if (cur_scp->status & SWITCH_WAIT_ACQ) { |
| 2139 | switch (sc->switch_in_progress++) { |
| 2140 | case 1: |
| 2141 | break; |
| 2142 | case 2: |
| 2143 | DPRINTF(5, ("sending acqsig again, ")); |
| 2144 | signal_vt_acq(cur_scp); |
| 2145 | break; |
| 2146 | case 3: |
| 2147 | break; |
| 2148 | case 4: |
| 2149 | default: |
| 2150 | /* clear the flag and finish the previous switch */ |
| 2151 | DPRINTF(5, ("force reset WAIT_ACQ, ")); |
| 2152 | finish_vt_acq(cur_scp); |
| 2153 | break; |
| 2154 | } |
| 2155 | } |
| 2156 | } |
| 2157 | } |
| 2158 | |
| 2159 | /* |
| 2160 | * Return error if an invalid argument is given, or vty switch |
| 2161 | * is still in progress. |
| 2162 | */ |
| 2163 | if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) |
| 2164 | || sc->switch_in_progress) { |
| 2165 | crit_exit(); |
| 2166 | sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); |
| 2167 | DPRINTF(5, ("error 1\n")); |
| 2168 | return EINVAL; |
| 2169 | } |
| 2170 | |
| 2171 | /* |
| 2172 | * Don't allow switching away from the graphics mode vty |
| 2173 | * if the switch mode is VT_AUTO, unless the next vty is the same |
| 2174 | * as the current or the current vty has been closed (but showing). |
| 2175 | */ |
| 2176 | tp = VIRTUAL_TTY(sc, cur_scp->index); |
| 2177 | if ((cur_scp->index != next_scr) |
| 2178 | && ISTTYOPEN(tp) |
| 2179 | && (cur_scp->smode.mode == VT_AUTO) |
| 2180 | && ISGRAPHSC(cur_scp)) { |
| 2181 | crit_exit(); |
| 2182 | sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); |
| 2183 | DPRINTF(5, ("error, graphics mode\n")); |
| 2184 | return EINVAL; |
| 2185 | } |
| 2186 | |
| 2187 | /* |
| 2188 | * Is the wanted vty open? Don't allow switching to a closed vty. |
| 2189 | * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. |
| 2190 | * Note that we always allow the user to switch to the kernel |
| 2191 | * console even if it is closed. |
| 2192 | */ |
| 2193 | if ((sc_console == NULL) || (next_scr != sc_console->index)) { |
| 2194 | tp = VIRTUAL_TTY(sc, next_scr); |
| 2195 | if (!ISTTYOPEN(tp)) { |
| 2196 | crit_exit(); |
| 2197 | sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); |
| 2198 | DPRINTF(5, ("error 2, requested vty isn't open!\n")); |
| 2199 | return EINVAL; |
| 2200 | } |
| 2201 | if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { |
| 2202 | crit_exit(); |
| 2203 | DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); |
| 2204 | return EINVAL; |
| 2205 | } |
| 2206 | } |
| 2207 | |
| 2208 | /* this is the start of vty switching process... */ |
| 2209 | ++sc->switch_in_progress; |
| 2210 | sc->delayed_next_scr = 0; |
| 2211 | sc->old_scp = cur_scp; |
| 2212 | sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); |
| 2213 | if (sc->new_scp == sc->old_scp) { |
| 2214 | sc->switch_in_progress = 0; |
| 2215 | wakeup((caddr_t)&sc->new_scp->smode); |
| 2216 | crit_exit(); |
| 2217 | DPRINTF(5, ("switch done (new == old)\n")); |
| 2218 | return 0; |
| 2219 | } |
| 2220 | |
| 2221 | /* has controlling process died? */ |
| 2222 | vt_proc_alive(sc->old_scp); |
| 2223 | vt_proc_alive(sc->new_scp); |
| 2224 | |
| 2225 | /* wait for the controlling process to release the screen, if necessary */ |
| 2226 | if (signal_vt_rel(sc->old_scp)) { |
| 2227 | crit_exit(); |
| 2228 | return 0; |
| 2229 | } |
| 2230 | |
| 2231 | /* go set up the new vty screen */ |
| 2232 | crit_exit(); |
| 2233 | exchange_scr(sc); |
| 2234 | crit_enter(); |
| 2235 | |
| 2236 | /* wake up processes waiting for this vty */ |
| 2237 | wakeup((caddr_t)&sc->cur_scp->smode); |
| 2238 | |
| 2239 | /* wait for the controlling process to acknowledge, if necessary */ |
| 2240 | if (signal_vt_acq(sc->cur_scp)) { |
| 2241 | crit_exit(); |
| 2242 | return 0; |
| 2243 | } |
| 2244 | |
| 2245 | sc->switch_in_progress = 0; |
| 2246 | if (sc->unit == sc_console_unit) |
| 2247 | cons_unavail = FALSE; |
| 2248 | crit_exit(); |
| 2249 | DPRINTF(5, ("switch done\n")); |
| 2250 | |
| 2251 | return 0; |
| 2252 | } |
| 2253 | |
| 2254 | /* |
| 2255 | * NOTE: must be called from a critical section because do_switch_scr |
| 2256 | * will release it temporarily. |
| 2257 | */ |
| 2258 | static void |
| 2259 | do_switch_scr(sc_softc_t *sc) |
| 2260 | { |
| 2261 | vt_proc_alive(sc->new_scp); |
| 2262 | |
| 2263 | crit_exit(); |
| 2264 | exchange_scr(sc); |
| 2265 | crit_enter(); |
| 2266 | /* sc->cur_scp == sc->new_scp */ |
| 2267 | wakeup((caddr_t)&sc->cur_scp->smode); |
| 2268 | |
| 2269 | /* wait for the controlling process to acknowledge, if necessary */ |
| 2270 | if (!signal_vt_acq(sc->cur_scp)) { |
| 2271 | sc->switch_in_progress = 0; |
| 2272 | if (sc->unit == sc_console_unit) |
| 2273 | cons_unavail = FALSE; |
| 2274 | } |
| 2275 | } |
| 2276 | |
| 2277 | static int |
| 2278 | vt_proc_alive(scr_stat *scp) |
| 2279 | { |
| 2280 | if (scp->proc) { |
| 2281 | if (scp->proc == pfind(scp->pid)) |
| 2282 | return TRUE; |
| 2283 | scp->proc = NULL; |
| 2284 | scp->smode.mode = VT_AUTO; |
| 2285 | DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); |
| 2286 | } |
| 2287 | return FALSE; |
| 2288 | } |
| 2289 | |
| 2290 | static int |
| 2291 | signal_vt_rel(scr_stat *scp) |
| 2292 | { |
| 2293 | if (scp->smode.mode != VT_PROCESS) |
| 2294 | return FALSE; |
| 2295 | scp->status |= SWITCH_WAIT_REL; |
| 2296 | ksignal(scp->proc, scp->smode.relsig); |
| 2297 | DPRINTF(5, ("sending relsig to %d\n", scp->pid)); |
| 2298 | return TRUE; |
| 2299 | } |
| 2300 | |
| 2301 | static int |
| 2302 | signal_vt_acq(scr_stat *scp) |
| 2303 | { |
| 2304 | if (scp->smode.mode != VT_PROCESS) |
| 2305 | return FALSE; |
| 2306 | if (scp->sc->unit == sc_console_unit) |
| 2307 | cons_unavail = TRUE; |
| 2308 | scp->status |= SWITCH_WAIT_ACQ; |
| 2309 | ksignal(scp->proc, scp->smode.acqsig); |
| 2310 | DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); |
| 2311 | return TRUE; |
| 2312 | } |
| 2313 | |
| 2314 | /* |
| 2315 | * NOTE: must be called from a critical section because do_switch_scr |
| 2316 | * will release it temporarily. |
| 2317 | */ |
| 2318 | static int |
| 2319 | finish_vt_rel(scr_stat *scp, int release) |
| 2320 | { |
| 2321 | if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { |
| 2322 | scp->status &= ~SWITCH_WAIT_REL; |
| 2323 | if (release) |
| 2324 | do_switch_scr(scp->sc); |
| 2325 | else |
| 2326 | scp->sc->switch_in_progress = 0; |
| 2327 | return 0; |
| 2328 | } |
| 2329 | return EINVAL; |
| 2330 | } |
| 2331 | |
| 2332 | static int |
| 2333 | finish_vt_acq(scr_stat *scp) |
| 2334 | { |
| 2335 | if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { |
| 2336 | scp->status &= ~SWITCH_WAIT_ACQ; |
| 2337 | scp->sc->switch_in_progress = 0; |
| 2338 | return 0; |
| 2339 | } |
| 2340 | return EINVAL; |
| 2341 | } |
| 2342 | |
| 2343 | static void |
| 2344 | exchange_scr(sc_softc_t *sc) |
| 2345 | { |
| 2346 | scr_stat *scp; |
| 2347 | |
| 2348 | /* save the current state of video and keyboard */ |
| 2349 | sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); |
| 2350 | if (!ISGRAPHSC(sc->old_scp)) |
| 2351 | sc_remove_cursor_image(sc->old_scp); |
| 2352 | if (sc->old_scp->kbd_mode == K_XLATE) |
| 2353 | save_kbd_state(sc->old_scp); |
| 2354 | |
| 2355 | /* set up the video for the new screen */ |
| 2356 | scp = sc->cur_scp = sc->new_scp; |
| 2357 | if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) |
| 2358 | set_mode(scp); |
| 2359 | else |
| 2360 | sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, |
| 2361 | (void *)sc->adp->va_window, FALSE); |
| 2362 | scp->status |= MOUSE_HIDDEN; |
| 2363 | sc_move_cursor(scp, scp->xpos, scp->ypos); |
| 2364 | if (!ISGRAPHSC(scp)) |
| 2365 | sc_set_cursor_image(scp); |
| 2366 | #ifndef SC_NO_PALETTE_LOADING |
| 2367 | if (ISGRAPHSC(sc->old_scp)) |
| 2368 | load_palette(sc->adp, sc->palette); |
| 2369 | #endif |
| 2370 | sc_set_border(scp, scp->border); |
| 2371 | |
| 2372 | /* set up the keyboard for the new screen */ |
| 2373 | if (sc->old_scp->kbd_mode != scp->kbd_mode) |
| 2374 | kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); |
| 2375 | update_kbd_state(scp, scp->status, LOCK_MASK); |
| 2376 | |
| 2377 | mark_all(scp); |
| 2378 | } |
| 2379 | |
| 2380 | void |
| 2381 | sc_puts(scr_stat *scp, u_char *buf, int len) |
| 2382 | { |
| 2383 | #if NSPLASH > 0 |
| 2384 | /* make screensaver happy */ |
| 2385 | if (!sticky_splash && scp == scp->sc->cur_scp) |
| 2386 | run_scrn_saver = FALSE; |
| 2387 | #endif |
| 2388 | |
| 2389 | if (scp->tsw) |
| 2390 | (*scp->tsw->te_puts)(scp, buf, len); |
| 2391 | |
| 2392 | if (scp->sc->delayed_next_scr) |
| 2393 | sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); |
| 2394 | } |
| 2395 | |
| 2396 | void |
| 2397 | sc_draw_cursor_image(scr_stat *scp) |
| 2398 | { |
| 2399 | /* assert(scp == scp->sc->cur_scp); */ |
| 2400 | ++scp->sc->videoio_in_progress; |
| 2401 | (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, |
| 2402 | scp->sc->flags & SC_BLINK_CURSOR, TRUE, |
| 2403 | sc_inside_cutmark(scp, scp->cursor_pos)); |
| 2404 | scp->cursor_oldpos = scp->cursor_pos; |
| 2405 | --scp->sc->videoio_in_progress; |
| 2406 | } |
| 2407 | |
| 2408 | void |
| 2409 | sc_remove_cursor_image(scr_stat *scp) |
| 2410 | { |
| 2411 | /* assert(scp == scp->sc->cur_scp); */ |
| 2412 | ++scp->sc->videoio_in_progress; |
| 2413 | (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, |
| 2414 | scp->sc->flags & SC_BLINK_CURSOR, FALSE, |
| 2415 | sc_inside_cutmark(scp, scp->cursor_oldpos)); |
| 2416 | --scp->sc->videoio_in_progress; |
| 2417 | } |
| 2418 | |
| 2419 | static void |
| 2420 | update_cursor_image(scr_stat *scp) |
| 2421 | { |
| 2422 | int blink; |
| 2423 | |
| 2424 | if (scp->sc->flags & SC_CHAR_CURSOR) { |
| 2425 | scp->cursor_base = imax(0, scp->sc->cursor_base); |
| 2426 | scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size); |
| 2427 | } else { |
| 2428 | scp->cursor_base = 0; |
| 2429 | scp->cursor_height = scp->font_size; |
| 2430 | } |
| 2431 | blink = scp->sc->flags & SC_BLINK_CURSOR; |
| 2432 | |
| 2433 | /* assert(scp == scp->sc->cur_scp); */ |
| 2434 | ++scp->sc->videoio_in_progress; |
| 2435 | (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, blink, FALSE, |
| 2436 | sc_inside_cutmark(scp, scp->cursor_pos)); |
| 2437 | (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, blink); |
| 2438 | (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, blink, TRUE, |
| 2439 | sc_inside_cutmark(scp, scp->cursor_pos)); |
| 2440 | --scp->sc->videoio_in_progress; |
| 2441 | } |
| 2442 | |
| 2443 | void |
| 2444 | sc_set_cursor_image(scr_stat *scp) |
| 2445 | { |
| 2446 | if (scp->sc->flags & SC_CHAR_CURSOR) { |
| 2447 | scp->cursor_base = imax(0, scp->sc->cursor_base); |
| 2448 | scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size); |
| 2449 | } else { |
| 2450 | scp->cursor_base = 0; |
| 2451 | scp->cursor_height = scp->font_size; |
| 2452 | } |
| 2453 | |
| 2454 | /* assert(scp == scp->sc->cur_scp); */ |
| 2455 | ++scp->sc->videoio_in_progress; |
| 2456 | (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, |
| 2457 | scp->sc->flags & SC_BLINK_CURSOR); |
| 2458 | --scp->sc->videoio_in_progress; |
| 2459 | } |
| 2460 | |
| 2461 | static void |
| 2462 | scinit(int unit, int flags) |
| 2463 | { |
| 2464 | /* |
| 2465 | * When syscons is being initialized as the kernel console, malloc() |
| 2466 | * is not yet functional, because various kernel structures has not been |
| 2467 | * fully initialized yet. Therefore, we need to declare the following |
| 2468 | * static buffers for the console. This is less than ideal, |
| 2469 | * but is necessry evil for the time being. XXX |
| 2470 | */ |
| 2471 | static scr_stat main_console; |
| 2472 | static u_short sc_buffer[ROW*COL]; /* XXX */ |
| 2473 | #ifndef SC_NO_FONT_LOADING |
| 2474 | static u_char font_8[256*8]; |
| 2475 | static u_char font_14[256*14]; |
| 2476 | static u_char font_16[256*16]; |
| 2477 | #endif |
| 2478 | |
| 2479 | sc_softc_t *sc; |
| 2480 | scr_stat *scp; |
| 2481 | video_adapter_t *adp; |
| 2482 | int col; |
| 2483 | int row; |
| 2484 | int i; |
| 2485 | |
| 2486 | /* one time initialization */ |
| 2487 | if (init_done == COLD) |
| 2488 | sc_get_bios_values(&bios_value); |
| 2489 | init_done = WARM; |
| 2490 | |
| 2491 | /* |
| 2492 | * Allocate resources. Even if we are being called for the second |
| 2493 | * time, we must allocate them again, because they might have |
| 2494 | * disappeared... |
| 2495 | */ |
| 2496 | sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); |
| 2497 | adp = NULL; |
| 2498 | if (sc->adapter >= 0) { |
| 2499 | vid_release(sc->adp, (void *)&sc->adapter); |
| 2500 | adp = sc->adp; |
| 2501 | sc->adp = NULL; |
| 2502 | } |
| 2503 | if (sc->keyboard >= 0) { |
| 2504 | DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); |
| 2505 | i = kbd_release(sc->kbd, (void *)&sc->keyboard); |
| 2506 | DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); |
| 2507 | if (sc->kbd != NULL) { |
| 2508 | DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", |
| 2509 | unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); |
| 2510 | } |
| 2511 | sc->kbd = NULL; |
| 2512 | } |
| 2513 | sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); |
| 2514 | sc->adp = vid_get_adapter(sc->adapter); |
| 2515 | /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ |
| 2516 | sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, |
| 2517 | sckbdevent, sc); |
| 2518 | DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); |
| 2519 | sc->kbd = kbd_get_keyboard(sc->keyboard); |
| 2520 | if (sc->kbd != NULL) { |
| 2521 | DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", |
| 2522 | unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); |
| 2523 | } |
| 2524 | |
| 2525 | if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { |
| 2526 | |
| 2527 | sc->initial_mode = sc->adp->va_initial_mode; |
| 2528 | |
| 2529 | #ifndef SC_NO_FONT_LOADING |
| 2530 | if (flags & SC_KERNEL_CONSOLE) { |
| 2531 | sc->font_8 = font_8; |
| 2532 | sc->font_14 = font_14; |
| 2533 | sc->font_16 = font_16; |
| 2534 | } else if (sc->font_8 == NULL) { |
| 2535 | /* assert(sc_malloc) */ |
| 2536 | sc->font_8 = kmalloc(sizeof(font_8), M_SYSCONS, M_WAITOK); |
| 2537 | sc->font_14 = kmalloc(sizeof(font_14), M_SYSCONS, M_WAITOK); |
| 2538 | sc->font_16 = kmalloc(sizeof(font_16), M_SYSCONS, M_WAITOK); |
| 2539 | } |
| 2540 | #endif |
| 2541 | |
| 2542 | /* extract the hardware cursor location and hide the cursor for now */ |
| 2543 | (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); |
| 2544 | (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); |
| 2545 | |
| 2546 | /* set up the first console */ |
| 2547 | sc->first_vty = unit*MAXCONS; |
| 2548 | sc->vtys = MAXCONS; /* XXX: should be configurable */ |
| 2549 | if (flags & SC_KERNEL_CONSOLE) { |
| 2550 | scp = &main_console; |
| 2551 | sc->console_scp = scp; |
| 2552 | init_scp(sc, sc->first_vty, scp); |
| 2553 | sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, |
| 2554 | (void *)sc_buffer, FALSE); |
| 2555 | if (sc_init_emulator(scp, SC_DFLT_TERM)) |
| 2556 | sc_init_emulator(scp, "*"); |
| 2557 | (*scp->tsw->te_default_attr)(scp, |
| 2558 | kernel_default.std_color, |
| 2559 | kernel_default.rev_color); |
| 2560 | } else { |
| 2561 | /* assert(sc_malloc) */ |
| 2562 | sc->dev = kmalloc(sizeof(cdev_t)*sc->vtys, M_SYSCONS, M_WAITOK | M_ZERO); |
| 2563 | |
| 2564 | sc->dev[0] = make_dev(&sc_ops, unit*MAXCONS, UID_ROOT, |
| 2565 | GID_WHEEL, 0600, "ttyv%r", unit*MAXCONS); |
| 2566 | |
| 2567 | sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); |
| 2568 | scp = alloc_scp(sc, sc->first_vty); |
| 2569 | sc->dev[0]->si_drv1 = scp; |
| 2570 | } |
| 2571 | sc->cur_scp = scp; |
| 2572 | |
| 2573 | /* copy screen to temporary buffer */ |
| 2574 | sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, |
| 2575 | (void *)scp->sc->adp->va_window, FALSE); |
| 2576 | if (ISTEXTSC(scp)) |
| 2577 | sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); |
| 2578 | |
| 2579 | /* move cursors to the initial positions */ |
| 2580 | if (col >= scp->xsize) |
| 2581 | col = 0; |
| 2582 | if (row >= scp->ysize) |
| 2583 | row = scp->ysize - 1; |
| 2584 | scp->xpos = col; |
| 2585 | scp->ypos = row; |
| 2586 | scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; |
| 2587 | if (bios_value.cursor_end < scp->font_size) |
| 2588 | sc->cursor_base = scp->font_size - bios_value.cursor_end - 1; |
| 2589 | else |
| 2590 | sc->cursor_base = 0; |
| 2591 | i = bios_value.cursor_end - bios_value.cursor_start + 1; |
| 2592 | sc->cursor_height = imin(i, scp->font_size); |
| 2593 | #ifndef SC_NO_SYSMOUSE |
| 2594 | sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); |
| 2595 | #endif |
| 2596 | if (!ISGRAPHSC(scp)) { |
| 2597 | sc_set_cursor_image(scp); |
| 2598 | sc_draw_cursor_image(scp); |
| 2599 | } |
| 2600 | |
| 2601 | /* save font and palette */ |
| 2602 | #ifndef SC_NO_FONT_LOADING |
| 2603 | sc->fonts_loaded = 0; |
| 2604 | if (ISFONTAVAIL(sc->adp->va_flags)) { |
| 2605 | #ifdef SC_DFLT_FONT |
| 2606 | bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); |
| 2607 | bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); |
| 2608 | bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); |
| 2609 | sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; |
| 2610 | if (scp->font_size < 14) { |
| 2611 | sc_load_font(scp, 0, 8, sc->font_8, 0, 256); |
| 2612 | } else if (scp->font_size >= 16) { |
| 2613 | sc_load_font(scp, 0, 16, sc->font_16, 0, 256); |
| 2614 | } else { |
| 2615 | sc_load_font(scp, 0, 14, sc->font_14, 0, 256); |
| 2616 | } |
| 2617 | #else /* !SC_DFLT_FONT */ |
| 2618 | if (scp->font_size < 14) { |
| 2619 | sc_save_font(scp, 0, 8, sc->font_8, 0, 256); |
| 2620 | sc->fonts_loaded = FONT_8; |
| 2621 | } else if (scp->font_size >= 16) { |
| 2622 | sc_save_font(scp, 0, 16, sc->font_16, 0, 256); |
| 2623 | sc->fonts_loaded = FONT_16; |
| 2624 | } else { |
| 2625 | sc_save_font(scp, 0, 14, sc->font_14, 0, 256); |
| 2626 | sc->fonts_loaded = FONT_14; |
| 2627 | } |
| 2628 | #endif /* SC_DFLT_FONT */ |
| 2629 | /* FONT KLUDGE: always use the font page #0. XXX */ |
| 2630 | sc_show_font(scp, 0); |
| 2631 | } |
| 2632 | #endif /* !SC_NO_FONT_LOADING */ |
| 2633 | |
| 2634 | #ifndef SC_NO_PALETTE_LOADING |
| 2635 | save_palette(sc->adp, sc->palette); |
| 2636 | #endif |
| 2637 | |
| 2638 | #if NSPLASH > 0 |
| 2639 | if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { |
| 2640 | /* we are ready to put up the splash image! */ |
| 2641 | splash_init(sc->adp, scsplash_callback, sc); |
| 2642 | sc->flags |= SC_SPLASH_SCRN; |
| 2643 | } |
| 2644 | #endif /* NSPLASH */ |
| 2645 | } |
| 2646 | |
| 2647 | /* the rest is not necessary, if we have done it once */ |
| 2648 | if (sc->flags & SC_INIT_DONE) |
| 2649 | return; |
| 2650 | |
| 2651 | /* initialize mapscrn arrays to a one to one map */ |
| 2652 | for (i = 0; i < sizeof(sc->scr_map); i++) |
| 2653 | sc->scr_map[i] = sc->scr_rmap[i] = i; |
| 2654 | |
| 2655 | sc->flags |= SC_INIT_DONE; |
| 2656 | } |
| 2657 | |
| 2658 | static void |
| 2659 | scterm(int unit, int flags) |
| 2660 | { |
| 2661 | sc_softc_t *sc; |
| 2662 | scr_stat *scp; |
| 2663 | |
| 2664 | sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); |
| 2665 | if (sc == NULL) |
| 2666 | return; /* shouldn't happen */ |
| 2667 | |
| 2668 | #if NSPLASH > 0 |
| 2669 | /* this console is no longer available for the splash screen */ |
| 2670 | if (sc->flags & SC_SPLASH_SCRN) { |
| 2671 | splash_term(sc->adp); |
| 2672 | sc->flags &= ~SC_SPLASH_SCRN; |
| 2673 | } |
| 2674 | #endif /* NSPLASH */ |
| 2675 | |
| 2676 | #if 0 /* XXX */ |
| 2677 | /* move the hardware cursor to the upper-left corner */ |
| 2678 | (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); |
| 2679 | #endif |
| 2680 | |
| 2681 | /* release the keyboard and the video card */ |
| 2682 | if (sc->keyboard >= 0) |
| 2683 | kbd_release(sc->kbd, &sc->keyboard); |
| 2684 | if (sc->adapter >= 0) |
| 2685 | vid_release(sc->adp, &sc->adapter); |
| 2686 | |
| 2687 | /* |
| 2688 | * Stop the terminal emulator, if any. If operating on the |
| 2689 | * kernel console sc->dev may not be setup yet. |
| 2690 | */ |
| 2691 | if (flags & SC_KERNEL_CONSOLE) |
| 2692 | scp = sc->console_scp; |
| 2693 | else |
| 2694 | scp = SC_STAT(sc->dev[0]); |
| 2695 | if (scp->tsw) |
| 2696 | (*scp->tsw->te_term)(scp, &scp->ts); |
| 2697 | if (scp->ts != NULL) |
| 2698 | kfree(scp->ts, M_SYSCONS); |
| 2699 | |
| 2700 | /* clear the structure */ |
| 2701 | if (!(flags & SC_KERNEL_CONSOLE)) { |
| 2702 | /* XXX: We need delete_dev() for this */ |
| 2703 | kfree(sc->dev, M_SYSCONS); |
| 2704 | #if 0 |
| 2705 | /* XXX: We need a ttyunregister for this */ |
| 2706 | kfree(sc->tty, M_SYSCONS); |
| 2707 | #endif |
| 2708 | #ifndef SC_NO_FONT_LOADING |
| 2709 | kfree(sc->font_8, M_SYSCONS); |
| 2710 | kfree(sc->font_14, M_SYSCONS); |
| 2711 | kfree(sc->font_16, M_SYSCONS); |
| 2712 | #endif |
| 2713 | /* XXX vtb, history */ |
| 2714 | } |
| 2715 | bzero(sc, sizeof(*sc)); |
| 2716 | sc->keyboard = -1; |
| 2717 | sc->adapter = -1; |
| 2718 | } |
| 2719 | |
| 2720 | static void |
| 2721 | scshutdown(void *arg, int howto) |
| 2722 | { |
| 2723 | /* assert(sc_console != NULL) */ |
| 2724 | |
| 2725 | sc_touch_scrn_saver(); |
| 2726 | if (!cold && sc_console |
| 2727 | && sc_console->sc->cur_scp->smode.mode == VT_AUTO |
| 2728 | && sc_console->smode.mode == VT_AUTO) |
| 2729 | sc_switch_scr(sc_console->sc, sc_console->index); |
| 2730 | shutdown_in_progress = TRUE; |
| 2731 | } |
| 2732 | |
| 2733 | int |
| 2734 | sc_clean_up(scr_stat *scp) |
| 2735 | { |
| 2736 | #if NSPLASH > 0 |
| 2737 | int error; |
| 2738 | #endif /* NSPLASH */ |
| 2739 | |
| 2740 | if (scp->sc->flags & SC_SCRN_BLANKED) { |
| 2741 | sc_touch_scrn_saver(); |
| 2742 | #if NSPLASH > 0 |
| 2743 | if ((error = wait_scrn_saver_stop(scp->sc))) |
| 2744 | return error; |
| 2745 | #endif /* NSPLASH */ |
| 2746 | } |
| 2747 | scp->status |= MOUSE_HIDDEN; |
| 2748 | sc_remove_mouse_image(scp); |
| 2749 | sc_remove_cutmarking(scp); |
| 2750 | return 0; |
| 2751 | } |
| 2752 | |
| 2753 | void |
| 2754 | sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) |
| 2755 | { |
| 2756 | sc_vtb_t new; |
| 2757 | sc_vtb_t old; |
| 2758 | |
| 2759 | old = scp->vtb; |
| 2760 | sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); |
| 2761 | if (!discard && (old.vtb_flags & VTB_VALID)) { |
| 2762 | /* retain the current cursor position and buffer contants */ |
| 2763 | scp->cursor_oldpos = scp->cursor_pos; |
| 2764 | /* |
| 2765 | * This works only if the old buffer has the same size as or larger |
| 2766 | * than the new one. XXX |
| 2767 | */ |
| 2768 | sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); |
| 2769 | scp->vtb = new; |
| 2770 | } else { |
| 2771 | scp->vtb = new; |
| 2772 | sc_vtb_destroy(&old); |
| 2773 | } |
| 2774 | |
| 2775 | #ifndef SC_NO_SYSMOUSE |
| 2776 | /* move the mouse cursor at the center of the screen */ |
| 2777 | sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); |
| 2778 | #endif |
| 2779 | } |
| 2780 | |
| 2781 | static scr_stat * |
| 2782 | alloc_scp(sc_softc_t *sc, int vty) |
| 2783 | { |
| 2784 | scr_stat *scp; |
| 2785 | |
| 2786 | /* assert(sc_malloc) */ |
| 2787 | |
| 2788 | scp = kmalloc(sizeof(scr_stat), M_SYSCONS, M_WAITOK); |
| 2789 | init_scp(sc, vty, scp); |
| 2790 | |
| 2791 | sc_alloc_scr_buffer(scp, TRUE, TRUE); |
| 2792 | if (sc_init_emulator(scp, SC_DFLT_TERM)) |
| 2793 | sc_init_emulator(scp, "*"); |
| 2794 | |
| 2795 | #ifndef SC_NO_CUTPASTE |
| 2796 | sc_alloc_cut_buffer(scp, TRUE); |
| 2797 | #endif |
| 2798 | |
| 2799 | #ifndef SC_NO_HISTORY |
| 2800 | sc_alloc_history_buffer(scp, 0, 0, TRUE); |
| 2801 | #endif |
| 2802 | |
| 2803 | return scp; |
| 2804 | } |
| 2805 | |
| 2806 | static void |
| 2807 | init_scp(sc_softc_t *sc, int vty, scr_stat *scp) |
| 2808 | { |
| 2809 | video_info_t info; |
| 2810 | |
| 2811 | bzero(scp, sizeof(*scp)); |
| 2812 | |
| 2813 | scp->index = vty; |
| 2814 | scp->sc = sc; |
| 2815 | scp->status = 0; |
| 2816 | scp->mode = sc->initial_mode; |
| 2817 | callout_init(&scp->blink_screen_ch); |
| 2818 | (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); |
| 2819 | if (info.vi_flags & V_INFO_GRAPHICS) { |
| 2820 | scp->status |= GRAPHICS_MODE; |
| 2821 | scp->xpixel = info.vi_width; |
| 2822 | scp->ypixel = info.vi_height; |
| 2823 | scp->xsize = info.vi_width/8; |
| 2824 | scp->ysize = info.vi_height/info.vi_cheight; |
| 2825 | scp->font_size = 0; |
| 2826 | scp->font = NULL; |
| 2827 | } else { |
| 2828 | scp->xsize = info.vi_width; |
| 2829 | scp->ysize = info.vi_height; |
| 2830 | scp->xpixel = scp->xsize*8; |
| 2831 | scp->ypixel = scp->ysize*info.vi_cheight; |
| 2832 | if (info.vi_cheight < 14) { |
| 2833 | scp->font_size = 8; |
| 2834 | #ifndef SC_NO_FONT_LOADING |
| 2835 | scp->font = sc->font_8; |
| 2836 | #else |
| 2837 | scp->font = NULL; |
| 2838 | #endif |
| 2839 | } else if (info.vi_cheight >= 16) { |
| 2840 | scp->font_size = 16; |
| 2841 | #ifndef SC_NO_FONT_LOADING |
| 2842 | scp->font = sc->font_16; |
| 2843 | #else |
| 2844 | scp->font = NULL; |
| 2845 | #endif |
| 2846 | } else { |
| 2847 | scp->font_size = 14; |
| 2848 | #ifndef SC_NO_FONT_LOADING |
| 2849 | scp->font = sc->font_14; |
| 2850 | #else |
| 2851 | scp->font = NULL; |
| 2852 | #endif |
| 2853 | } |
| 2854 | } |
| 2855 | sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); |
| 2856 | sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); |
| 2857 | scp->xoff = scp->yoff = 0; |
| 2858 | scp->xpos = scp->ypos = 0; |
| 2859 | scp->start = scp->xsize * scp->ysize - 1; |
| 2860 | scp->end = 0; |
| 2861 | scp->tsw = NULL; |
| 2862 | scp->ts = NULL; |
| 2863 | scp->rndr = NULL; |
| 2864 | scp->border = BG_BLACK; |
| 2865 | scp->cursor_base = sc->cursor_base; |
| 2866 | scp->cursor_height = imin(sc->cursor_height, scp->font_size); |
| 2867 | scp->mouse_cut_start = scp->xsize*scp->ysize; |
| 2868 | scp->mouse_cut_end = -1; |
| 2869 | scp->mouse_signal = 0; |
| 2870 | scp->mouse_pid = 0; |
| 2871 | scp->mouse_proc = NULL; |
| 2872 | scp->kbd_mode = K_XLATE; |
| 2873 | scp->bell_pitch = bios_value.bell_pitch; |
| 2874 | scp->bell_duration = BELL_DURATION; |
| 2875 | scp->status |= (bios_value.shift_state & NLKED); |
| 2876 | scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; |
| 2877 | scp->pid = 0; |
| 2878 | scp->proc = NULL; |
| 2879 | scp->smode.mode = VT_AUTO; |
| 2880 | scp->history = NULL; |
| 2881 | scp->history_pos = 0; |
| 2882 | scp->history_size = 0; |
| 2883 | } |
| 2884 | |
| 2885 | int |
| 2886 | sc_init_emulator(scr_stat *scp, char *name) |
| 2887 | { |
| 2888 | sc_term_sw_t *sw; |
| 2889 | sc_rndr_sw_t *rndr; |
| 2890 | void *p; |
| 2891 | int error; |
| 2892 | |
| 2893 | if (name == NULL) /* if no name is given, use the current emulator */ |
| 2894 | sw = scp->tsw; |
| 2895 | else /* ...otherwise find the named emulator */ |
| 2896 | sw = sc_term_match(name); |
| 2897 | if (sw == NULL) |
| 2898 | return EINVAL; |
| 2899 | |
| 2900 | rndr = NULL; |
| 2901 | if (strcmp(sw->te_renderer, "*") != 0) { |
| 2902 | rndr = sc_render_match(scp, sw->te_renderer, |
| 2903 | scp->status & (GRAPHICS_MODE | PIXEL_MODE)); |
| 2904 | } |
| 2905 | if (rndr == NULL) { |
| 2906 | rndr = sc_render_match(scp, scp->sc->adp->va_name, |
| 2907 | scp->status & (GRAPHICS_MODE | PIXEL_MODE)); |
| 2908 | if (rndr == NULL) |
| 2909 | return ENODEV; |
| 2910 | } |
| 2911 | |
| 2912 | if (sw == scp->tsw) { |
| 2913 | error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); |
| 2914 | scp->rndr = rndr; |
| 2915 | scp->rndr->init(scp); |
| 2916 | sc_clear_screen(scp); |
| 2917 | /* assert(error == 0); */ |
| 2918 | return error; |
| 2919 | } |
| 2920 | |
| 2921 | if (sc_malloc && (sw->te_size > 0)) |
| 2922 | p = kmalloc(sw->te_size, M_SYSCONS, M_NOWAIT); |
| 2923 | else |
| 2924 | p = NULL; |
| 2925 | error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); |
| 2926 | if (error) |
| 2927 | return error; |
| 2928 | |
| 2929 | if (scp->tsw) |
| 2930 | (*scp->tsw->te_term)(scp, &scp->ts); |
| 2931 | if (scp->ts != NULL) |
| 2932 | kfree(scp->ts, M_SYSCONS); |
| 2933 | scp->tsw = sw; |
| 2934 | scp->ts = p; |
| 2935 | scp->rndr = rndr; |
| 2936 | scp->rndr->init(scp); |
| 2937 | |
| 2938 | /* XXX */ |
| 2939 | (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); |
| 2940 | sc_clear_screen(scp); |
| 2941 | |
| 2942 | return 0; |
| 2943 | } |
| 2944 | |
| 2945 | /* |
| 2946 | * scgetc(flags) - get character from keyboard. |
| 2947 | * If flags & SCGETC_CN, then avoid harmful side effects. |
| 2948 | * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else |
| 2949 | * return NOKEY if there is nothing there. |
| 2950 | */ |
| 2951 | static u_int |
| 2952 | scgetc(sc_softc_t *sc, u_int flags) |
| 2953 | { |
| 2954 | scr_stat *scp; |
| 2955 | #ifndef SC_NO_HISTORY |
| 2956 | struct tty *tp; |
| 2957 | #endif |
| 2958 | u_int c; |
| 2959 | int this_scr; |
| 2960 | int f; |
| 2961 | int i; |
| 2962 | |
| 2963 | if (sc->kbd == NULL) |
| 2964 | return NOKEY; |
| 2965 | |
| 2966 | next_code: |
| 2967 | #if 1 |
| 2968 | /* I don't like this, but... XXX */ |
| 2969 | if (flags & SCGETC_CN) |
| 2970 | sccnupdate(sc->cur_scp); |
| 2971 | #endif |
| 2972 | scp = sc->cur_scp; |
| 2973 | /* first see if there is something in the keyboard port */ |
| 2974 | for (;;) { |
| 2975 | c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); |
| 2976 | if (c == ERRKEY) { |
| 2977 | if (!(flags & SCGETC_CN)) |
| 2978 | sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); |
| 2979 | } else if (c == NOKEY) |
| 2980 | return c; |
| 2981 | else |
| 2982 | break; |
| 2983 | } |
| 2984 | |
| 2985 | /* make screensaver happy */ |
| 2986 | if (!(c & RELKEY)) |
| 2987 | sc_touch_scrn_saver(); |
| 2988 | |
| 2989 | if (!(flags & SCGETC_CN)) |
| 2990 | /* do the /dev/random device a favour */ |
| 2991 | add_keyboard_randomness(c); |
| 2992 | |
| 2993 | if (scp->kbd_mode != K_XLATE) |
| 2994 | return KEYCHAR(c); |
| 2995 | |
| 2996 | /* if scroll-lock pressed allow history browsing */ |
| 2997 | if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { |
| 2998 | |
| 2999 | scp->status &= ~CURSOR_ENABLED; |
| 3000 | sc_remove_cursor_image(scp); |
| 3001 | |
| 3002 | #ifndef SC_NO_HISTORY |
| 3003 | if (!(scp->status & BUFFER_SAVED)) { |
| 3004 | scp->status |= BUFFER_SAVED; |
| 3005 | sc_hist_save(scp); |
| 3006 | } |
| 3007 | switch (c) { |
| 3008 | /* FIXME: key codes */ |
| 3009 | case SPCLKEY | FKEY | F(49): /* home key */ |
| 3010 | sc_remove_cutmarking(scp); |
| 3011 | sc_hist_home(scp); |
| 3012 | goto next_code; |
| 3013 | |
| 3014 | case SPCLKEY | FKEY | F(57): /* end key */ |
| 3015 | sc_remove_cutmarking(scp); |
| 3016 | sc_hist_end(scp); |
| 3017 | goto next_code; |
| 3018 | |
| 3019 | case SPCLKEY | FKEY | F(50): /* up arrow key */ |
| 3020 | sc_remove_cutmarking(scp); |
| 3021 | if (sc_hist_up_line(scp)) |
| 3022 | if (!(flags & SCGETC_CN)) |
| 3023 | sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); |
| 3024 | goto next_code; |
| 3025 | |
| 3026 | case SPCLKEY | FKEY | F(58): /* down arrow key */ |
| 3027 | sc_remove_cutmarking(scp); |
| 3028 | if (sc_hist_down_line(scp)) |
| 3029 | if (!(flags & SCGETC_CN)) |
| 3030 | sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); |
| 3031 | goto next_code; |
| 3032 | |
| 3033 | case SPCLKEY | FKEY | F(51): /* page up key */ |
| 3034 | sc_remove_cutmarking(scp); |
| 3035 | for (i=0; i<scp->ysize; i++) |
| 3036 | if (sc_hist_up_line(scp)) { |
| 3037 | if (!(flags & SCGETC_CN)) |
| 3038 | sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); |
| 3039 | break; |
| 3040 | } |
| 3041 | goto next_code; |
| 3042 | |
| 3043 | case SPCLKEY | FKEY | F(59): /* page down key */ |
| 3044 | sc_remove_cutmarking(scp); |
| 3045 | for (i=0; i<scp->ysize; i++) |
| 3046 | if (sc_hist_down_line(scp)) { |
| 3047 | if (!(flags & SCGETC_CN)) |
| 3048 | sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); |
| 3049 | break; |
| 3050 | } |
| 3051 | goto next_code; |
| 3052 | } |
| 3053 | #endif /* SC_NO_HISTORY */ |
| 3054 | } |
| 3055 | |
| 3056 | /* |
| 3057 | * Process and consume special keys here. Return a plain char code |
| 3058 | * or a char code with the META flag or a function key code. |
| 3059 | */ |
| 3060 | if (c & RELKEY) { |
| 3061 | /* key released */ |
| 3062 | /* goto next_code */ |
| 3063 | } else { |
| 3064 | /* key pressed */ |
| 3065 | if (c & SPCLKEY) { |
| 3066 | c &= ~SPCLKEY; |
| 3067 | switch (KEYCHAR(c)) { |
| 3068 | /* LOCKING KEYS */ |
| 3069 | case NLK: case CLK: case ALK: |
| 3070 | break; |
| 3071 | case SLK: |
| 3072 | kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); |
| 3073 | if (f & SLKED) { |
| 3074 | scp->status |= SLKED; |
| 3075 | } else { |
| 3076 | if (scp->status & SLKED) { |
| 3077 | scp->status &= ~SLKED; |
| 3078 | #ifndef SC_NO_HISTORY |
| 3079 | if (scp->status & BUFFER_SAVED) { |
| 3080 | if (!sc_hist_restore(scp)) |
| 3081 | sc_remove_cutmarking(scp); |
| 3082 | scp->status &= ~BUFFER_SAVED; |
| 3083 | scp->status |= CURSOR_ENABLED; |
| 3084 | sc_draw_cursor_image(scp); |
| 3085 | } |
| 3086 | tp = VIRTUAL_TTY(sc, scp->index); |
| 3087 | if (ISTTYOPEN(tp)) |
| 3088 | scstart(tp); |
| 3089 | #endif |
| 3090 | } |
| 3091 | } |
| 3092 | break; |
| 3093 | |
| 3094 | /* NON-LOCKING KEYS */ |
| 3095 | case NOP: |
| 3096 | case LSH: case RSH: case LCTR: case RCTR: |
| 3097 | case LALT: case RALT: case ASH: case META: |
| 3098 | break; |
| 3099 | |
| 3100 | case BTAB: |
| 3101 | if (!(sc->flags & SC_SCRN_BLANKED)) |
| 3102 | return c; |
| 3103 | break; |
| 3104 | |
| 3105 | case SPSC: |
| 3106 | #if NSPLASH > 0 |
| 3107 | /* force activatation/deactivation of the screen saver */ |
| 3108 | if (!(sc->flags & SC_SCRN_BLANKED)) { |
| 3109 | run_scrn_saver = TRUE; |
| 3110 | sc->scrn_time_stamp -= scrn_blank_time; |
| 3111 | } |
| 3112 | if (cold) { |
| 3113 | /* |
| 3114 | * While devices are being probed, the screen saver need |
| 3115 | * to be invoked explictly. XXX |
| 3116 | */ |
| 3117 | if (sc->flags & SC_SCRN_BLANKED) { |
| 3118 | scsplash_stick(FALSE); |
| 3119 | stop_scrn_saver(sc, current_saver); |
| 3120 | } else { |
| 3121 | if (!ISGRAPHSC(scp)) { |
| 3122 | scsplash_stick(TRUE); |
| 3123 | (*current_saver)(sc, TRUE); |
| 3124 | } |
| 3125 | } |
| 3126 | } |
| 3127 | #endif /* NSPLASH */ |
| 3128 | break; |
| 3129 | |
| 3130 | case RBT: |
| 3131 | #ifndef SC_DISABLE_REBOOT |
| 3132 | shutdown_nice(0); |
| 3133 | #endif |
| 3134 | break; |
| 3135 | |
| 3136 | case HALT: |
| 3137 | #ifndef SC_DISABLE_REBOOT |
| 3138 | shutdown_nice(RB_HALT); |
| 3139 | #endif |
| 3140 | break; |
| 3141 | |
| 3142 | case PDWN: |
| 3143 | #ifndef SC_DISABLE_REBOOT |
| 3144 | shutdown_nice(RB_HALT|RB_POWEROFF); |
| 3145 | #endif |
| 3146 | break; |
| 3147 | |
| 3148 | #if NAPM > 0 |
| 3149 | case SUSP: |
| 3150 | apm_suspend(PMST_SUSPEND); |
| 3151 | break; |
| 3152 | case STBY: |
| 3153 | apm_suspend(PMST_STANDBY); |
| 3154 | break; |
| 3155 | #else |
| 3156 | case SUSP: |
| 3157 | case STBY: |
| 3158 | break; |
| 3159 | #endif |
| 3160 | |
| 3161 | case DBG: |
| 3162 | #ifndef SC_DISABLE_DDBKEY |
| 3163 | #ifdef DDB |
| 3164 | Debugger("manual escape to debugger"); |
| 3165 | #else |
| 3166 | kprintf("No debugger in kernel\n"); |
| 3167 | #endif |
| 3168 | #else /* SC_DISABLE_DDBKEY */ |
| 3169 | /* do nothing */ |
| 3170 | #endif /* SC_DISABLE_DDBKEY */ |
| 3171 | break; |
| 3172 | |
| 3173 | case PNC: |
| 3174 | if (enable_panic_key) |
| 3175 | panic("Forced by the panic key"); |
| 3176 | break; |
| 3177 | |
| 3178 | case NEXT: |
| 3179 | this_scr = scp->index; |
| 3180 | for (i = (this_scr - sc->first_vty + 1)%sc->vtys; |
| 3181 | sc->first_vty + i != this_scr; |
| 3182 | i = (i + 1)%sc->vtys) { |
| 3183 | struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); |
| 3184 | if (ISTTYOPEN(tp)) { |
| 3185 | sc_switch_scr(scp->sc, sc->first_vty + i); |
| 3186 | break; |
| 3187 | } |
| 3188 | } |
| 3189 | break; |
| 3190 | |
| 3191 | case PREV: |
| 3192 | this_scr = scp->index; |
| 3193 | for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; |
| 3194 | sc->first_vty + i != this_scr; |
| 3195 | i = (i + sc->vtys - 1)%sc->vtys) { |
| 3196 | struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); |
| 3197 | if (ISTTYOPEN(tp)) { |
| 3198 | sc_switch_scr(scp->sc, sc->first_vty + i); |
| 3199 | break; |
| 3200 | } |
| 3201 | } |
| 3202 | break; |
| 3203 | |
| 3204 | default: |
| 3205 | if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { |
| 3206 | sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); |
| 3207 | break; |
| 3208 | } |
| 3209 | /* assert(c & FKEY) */ |
| 3210 | if (!(sc->flags & SC_SCRN_BLANKED)) |
| 3211 | return c; |
| 3212 | break; |
| 3213 | } |
| 3214 | /* goto next_code */ |
| 3215 | } else { |
| 3216 | /* regular keys (maybe MKEY is set) */ |
| 3217 | if (!(sc->flags & SC_SCRN_BLANKED)) |
| 3218 | return c; |
| 3219 | } |
| 3220 | } |
| 3221 | |
| 3222 | goto next_code; |
| 3223 | } |
| 3224 | |
| 3225 | int |
| 3226 | scmmap(struct dev_mmap_args *ap) |
| 3227 | { |
| 3228 | scr_stat *scp; |
| 3229 | |
| 3230 | scp = SC_STAT(ap->a_head.a_dev); |
| 3231 | if (scp != scp->sc->cur_scp) |
| 3232 | return EINVAL; |
| 3233 | ap->a_result = (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, ap->a_offset, |
| 3234 | ap->a_nprot); |
| 3235 | return(0); |
| 3236 | } |
| 3237 | |
| 3238 | static int |
| 3239 | save_kbd_state(scr_stat *scp) |
| 3240 | { |
| 3241 | int state; |
| 3242 | int error; |
| 3243 | |
| 3244 | error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); |
| 3245 | if (error == ENOIOCTL) |
| 3246 | error = ENODEV; |
| 3247 | if (error == 0) { |
| 3248 | scp->status &= ~LOCK_MASK; |
| 3249 | scp->status |= state; |
| 3250 | } |
| 3251 | return error; |
| 3252 | } |
| 3253 | |
| 3254 | static int |
| 3255 | update_kbd_state(scr_stat *scp, int new_bits, int mask) |
| 3256 | { |
| 3257 | int state; |
| 3258 | int error; |
| 3259 | |
| 3260 | if (mask != LOCK_MASK) { |
| 3261 | error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); |
| 3262 | if (error == ENOIOCTL) |
| 3263 | error = ENODEV; |
| 3264 | if (error) |
| 3265 | return error; |
| 3266 | state &= ~mask; |
| 3267 | state |= new_bits & mask; |
| 3268 | } else { |
| 3269 | state = new_bits & LOCK_MASK; |
| 3270 | } |
| 3271 | error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); |
| 3272 | if (error == ENOIOCTL) |
| 3273 | error = ENODEV; |
| 3274 | return error; |
| 3275 | } |
| 3276 | |
| 3277 | static int |
| 3278 | update_kbd_leds(scr_stat *scp, int which) |
| 3279 | { |
| 3280 | int error; |
| 3281 | |
| 3282 | which &= LOCK_MASK; |
| 3283 | error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); |
| 3284 | if (error == ENOIOCTL) |
| 3285 | error = ENODEV; |
| 3286 | return error; |
| 3287 | } |
| 3288 | |
| 3289 | int |
| 3290 | set_mode(scr_stat *scp) |
| 3291 | { |
| 3292 | video_info_t info; |
| 3293 | |
| 3294 | /* reject unsupported mode */ |
| 3295 | if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) |
| 3296 | return 1; |
| 3297 | |
| 3298 | /* if this vty is not currently showing, do nothing */ |
| 3299 | if (scp != scp->sc->cur_scp) |
| 3300 | return 0; |
| 3301 | |
| 3302 | /* setup video hardware for the given mode */ |
| 3303 | (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); |
| 3304 | scp->rndr->init(scp); |
| 3305 | sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, |
| 3306 | (void *)scp->sc->adp->va_window, FALSE); |
| 3307 | |
| 3308 | #ifndef SC_NO_FONT_LOADING |
| 3309 | /* load appropriate font */ |
| 3310 | if (!(scp->status & GRAPHICS_MODE)) { |
| 3311 | if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { |
| 3312 | if (scp->font_size < 14) { |
| 3313 | if (scp->sc->fonts_loaded & FONT_8) |
| 3314 | sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); |
| 3315 | } else if (scp->font_size >= 16) { |
| 3316 | if (scp->sc->fonts_loaded & FONT_16) |
| 3317 | sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); |
| 3318 | } else { |
| 3319 | if (scp->sc->fonts_loaded & FONT_14) |
| 3320 | sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); |
| 3321 | } |
| 3322 | /* |
| 3323 | * FONT KLUDGE: |
| 3324 | * This is an interim kludge to display correct font. |
| 3325 | * Always use the font page #0 on the video plane 2. |
| 3326 | * Somehow we cannot show the font in other font pages on |
| 3327 | * some video cards... XXX |
| 3328 | */ |
| 3329 | sc_show_font(scp, 0); |
| 3330 | } |
| 3331 | mark_all(scp); |
| 3332 | } |
| 3333 | #endif /* !SC_NO_FONT_LOADING */ |
| 3334 | |
| 3335 | sc_set_border(scp, scp->border); |
| 3336 | sc_set_cursor_image(scp); |
| 3337 | |
| 3338 | return 0; |
| 3339 | } |
| 3340 | |
| 3341 | void |
| 3342 | refresh_ega_palette(scr_stat *scp) |
| 3343 | { |
| 3344 | uint32_t r, g, b; |
| 3345 | int reg; |
| 3346 | int rsize, gsize, bsize; |
| 3347 | int rfld, gfld, bfld; |
| 3348 | int i; |
| 3349 | |
| 3350 | rsize = scp->sc->adp->va_info.vi_pixel_fsizes[0]; |
| 3351 | gsize = scp->sc->adp->va_info.vi_pixel_fsizes[1]; |
| 3352 | bsize = scp->sc->adp->va_info.vi_pixel_fsizes[2]; |
| 3353 | rfld = scp->sc->adp->va_info.vi_pixel_fields[0]; |
| 3354 | gfld = scp->sc->adp->va_info.vi_pixel_fields[1]; |
| 3355 | bfld = scp->sc->adp->va_info.vi_pixel_fields[2]; |
| 3356 | |
| 3357 | for (i = 0; i < 16; i++) { |
| 3358 | reg = scp->sc->adp->va_palette_regs[i]; |
| 3359 | |
| 3360 | r = scp->sc->palette[reg * 3] >> (8 - rsize); |
| 3361 | g = scp->sc->palette[reg * 3 + 1] >> (8 - gsize); |
| 3362 | b = scp->sc->palette[reg * 3 + 2] >> (8 - bsize); |
| 3363 | |
| 3364 | scp->ega_palette[i] = (r << rfld) + (g << gfld) + (b << bfld); |
| 3365 | } |
| 3366 | } |
| 3367 | |
| 3368 | void |
| 3369 | sc_set_border(scr_stat *scp, int color) |
| 3370 | { |
| 3371 | ++scp->sc->videoio_in_progress; |
| 3372 | (*scp->rndr->draw_border)(scp, color); |
| 3373 | --scp->sc->videoio_in_progress; |
| 3374 | } |
| 3375 | |
| 3376 | #ifndef SC_NO_FONT_LOADING |
| 3377 | void |
| 3378 | sc_load_font(scr_stat *scp, int page, int size, u_char *buf, |
| 3379 | int base, int count) |
| 3380 | { |
| 3381 | sc_softc_t *sc; |
| 3382 | |
| 3383 | sc = scp->sc; |
| 3384 | sc->font_loading_in_progress = TRUE; |
| 3385 | (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); |
| 3386 | sc->font_loading_in_progress = FALSE; |
| 3387 | } |
| 3388 | |
| 3389 | void |
| 3390 | sc_save_font(scr_stat *scp, int page, int size, u_char *buf, |
| 3391 | int base, int count) |
| 3392 | { |
| 3393 | sc_softc_t *sc; |
| 3394 | |
| 3395 | sc = scp->sc; |
| 3396 | sc->font_loading_in_progress = TRUE; |
| 3397 | (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); |
| 3398 | sc->font_loading_in_progress = FALSE; |
| 3399 | } |
| 3400 | |
| 3401 | void |
| 3402 | sc_show_font(scr_stat *scp, int page) |
| 3403 | { |
| 3404 | (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); |
| 3405 | } |
| 3406 | #endif /* !SC_NO_FONT_LOADING */ |
| 3407 | |
| 3408 | void |
| 3409 | sc_paste(scr_stat *scp, u_char *p, int count) |
| 3410 | { |
| 3411 | struct tty *tp; |
| 3412 | u_char *rmap; |
| 3413 | |
| 3414 | if (scp->status & MOUSE_VISIBLE) { |
| 3415 | tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); |
| 3416 | if (!ISTTYOPEN(tp)) |
| 3417 | return; |
| 3418 | rmap = scp->sc->scr_rmap; |
| 3419 | for (; count > 0; --count) |
| 3420 | (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); |
| 3421 | } |
| 3422 | } |
| 3423 | |
| 3424 | void |
| 3425 | sc_bell(scr_stat *scp, int pitch, int duration) |
| 3426 | { |
| 3427 | if (cold || shutdown_in_progress) |
| 3428 | return; |
| 3429 | |
| 3430 | if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) |
| 3431 | return; |
| 3432 | |
| 3433 | if (scp->sc->flags & SC_VISUAL_BELL) { |
| 3434 | if (scp->sc->blink_in_progress) |
| 3435 | return; |
| 3436 | scp->sc->blink_in_progress = 3; |
| 3437 | if (scp != scp->sc->cur_scp) |
| 3438 | scp->sc->blink_in_progress += 2; |
| 3439 | blink_screen(scp->sc->cur_scp); |
| 3440 | } else if (duration != 0 && pitch != 0) { |
| 3441 | if (scp != scp->sc->cur_scp) |
| 3442 | pitch *= 2; |
| 3443 | sysbeep(pitch, duration); |
| 3444 | } |
| 3445 | } |
| 3446 | |
| 3447 | static void |
| 3448 | blink_screen(void *arg) |
| 3449 | { |
| 3450 | scr_stat *scp = arg; |
| 3451 | struct tty *tp; |
| 3452 | |
| 3453 | if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { |
| 3454 | scp->sc->blink_in_progress = 0; |
| 3455 | mark_all(scp); |
| 3456 | tp = VIRTUAL_TTY(scp->sc, scp->index); |
| 3457 | if (ISTTYOPEN(tp)) |
| 3458 | scstart(tp); |
| 3459 | if (scp->sc->delayed_next_scr) |
| 3460 | sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); |
| 3461 | } |
| 3462 | else { |
| 3463 | (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, |
| 3464 | scp->sc->blink_in_progress & 1); |
| 3465 | scp->sc->blink_in_progress--; |
| 3466 | callout_reset(&scp->blink_screen_ch, hz / 10, blink_screen, scp); |
| 3467 | } |
| 3468 | } |