| 1 | /* $NetBSD: wsdisplay_compat_usl.c,v 1.49 2015/08/24 22:50:33 pooka Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright (c) 1998 |
| 5 | * Matthias Drochner. All rights reserved. |
| 6 | * |
| 7 | * Redistribution and use in source and binary forms, with or without |
| 8 | * modification, are permitted provided that the following conditions |
| 9 | * are met: |
| 10 | * 1. Redistributions of source code must retain the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer. |
| 12 | * 2. Redistributions in binary form must reproduce the above copyright |
| 13 | * notice, this list of conditions and the following disclaimer in the |
| 14 | * documentation and/or other materials provided with the distribution. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 17 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 18 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 19 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 20 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 21 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 22 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 23 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 24 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 25 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 26 | * |
| 27 | */ |
| 28 | |
| 29 | #include <sys/cdefs.h> |
| 30 | __KERNEL_RCSID(0, "$NetBSD: wsdisplay_compat_usl.c,v 1.49 2015/08/24 22:50:33 pooka Exp $" ); |
| 31 | |
| 32 | #ifdef _KERNEL_OPT |
| 33 | #include "opt_compat_freebsd.h" |
| 34 | #include "opt_compat_netbsd.h" |
| 35 | #endif |
| 36 | |
| 37 | #include <sys/param.h> |
| 38 | #include <sys/systm.h> |
| 39 | #include <sys/callout.h> |
| 40 | #include <sys/ioctl.h> |
| 41 | #include <sys/kernel.h> |
| 42 | #include <sys/proc.h> |
| 43 | #include <sys/signalvar.h> |
| 44 | #include <sys/malloc.h> |
| 45 | #include <sys/errno.h> |
| 46 | #include <sys/kauth.h> |
| 47 | |
| 48 | #include <dev/wscons/wsconsio.h> |
| 49 | #include <dev/wscons/wsdisplayvar.h> |
| 50 | #include <dev/wscons/wscons_callbacks.h> |
| 51 | #include <dev/wscons/wsdisplay_usl_io.h> |
| 52 | |
| 53 | #include "opt_wsdisplay_compat.h" |
| 54 | |
| 55 | struct usl_syncdata { |
| 56 | struct wsscreen *s_scr; |
| 57 | struct proc *s_proc; |
| 58 | pid_t s_pid; |
| 59 | int s_flags; |
| 60 | #define SF_DETACHPENDING 1 |
| 61 | #define SF_ATTACHPENDING 2 |
| 62 | int s_acqsig, s_relsig; |
| 63 | int s_frsig; /* unused */ |
| 64 | void (*s_callback)(void *, int, int); |
| 65 | void *s_cbarg; |
| 66 | callout_t s_attach_ch; |
| 67 | callout_t s_detach_ch; |
| 68 | }; |
| 69 | |
| 70 | static int usl_sync_init(struct wsscreen *, struct usl_syncdata **, |
| 71 | struct proc *, int, int, int); |
| 72 | static void usl_sync_done(struct usl_syncdata *); |
| 73 | static int usl_sync_check(void *); |
| 74 | static int usl_sync_check_sig(struct usl_syncdata *, int, int); |
| 75 | static struct usl_syncdata *usl_sync_get(struct wsscreen *); |
| 76 | |
| 77 | static int usl_detachproc(void *, int, void (*)(void *, int, int), void *); |
| 78 | static int usl_detachack(struct usl_syncdata *, int); |
| 79 | static void usl_detachtimeout(void *); |
| 80 | static int usl_attachproc(void *, int, void (*)(void *, int, int), void *); |
| 81 | static int usl_attachack(struct usl_syncdata *, int); |
| 82 | static void usl_attachtimeout(void *); |
| 83 | |
| 84 | static const struct wscons_syncops usl_syncops = { |
| 85 | usl_detachproc, |
| 86 | usl_attachproc, |
| 87 | usl_sync_check, |
| 88 | #define _usl_sync_destroy ((void (*)(void *))usl_sync_done) |
| 89 | _usl_sync_destroy |
| 90 | }; |
| 91 | |
| 92 | #ifndef WSCOMPAT_USL_SYNCTIMEOUT |
| 93 | #define WSCOMPAT_USL_SYNCTIMEOUT 5 /* seconds */ |
| 94 | #endif |
| 95 | static int wscompat_usl_synctimeout = WSCOMPAT_USL_SYNCTIMEOUT; |
| 96 | |
| 97 | static int |
| 98 | usl_sync_init(struct wsscreen *scr, struct usl_syncdata **sdp, |
| 99 | struct proc *p, int acqsig, int relsig, int frsig) |
| 100 | { |
| 101 | struct usl_syncdata *sd; |
| 102 | int res; |
| 103 | |
| 104 | sd = malloc(sizeof(struct usl_syncdata), M_DEVBUF, M_WAITOK); |
| 105 | if (!sd) |
| 106 | return (ENOMEM); |
| 107 | sd->s_scr = scr; |
| 108 | sd->s_proc = p; |
| 109 | sd->s_pid = p->p_pid; |
| 110 | sd->s_flags = 0; |
| 111 | sd->s_acqsig = acqsig; |
| 112 | sd->s_relsig = relsig; |
| 113 | sd->s_frsig = frsig; |
| 114 | callout_init(&sd->s_attach_ch, 0); |
| 115 | callout_setfunc(&sd->s_attach_ch, usl_attachtimeout, sd); |
| 116 | callout_init(&sd->s_detach_ch, 0); |
| 117 | callout_setfunc(&sd->s_detach_ch, usl_detachtimeout, sd); |
| 118 | res = wsscreen_attach_sync(scr, &usl_syncops, sd); |
| 119 | if (res) { |
| 120 | free(sd, M_DEVBUF); |
| 121 | return (res); |
| 122 | } |
| 123 | *sdp = sd; |
| 124 | return (0); |
| 125 | } |
| 126 | |
| 127 | static void |
| 128 | usl_sync_done(struct usl_syncdata *sd) |
| 129 | { |
| 130 | if (sd->s_flags & SF_DETACHPENDING) { |
| 131 | callout_stop(&sd->s_detach_ch); |
| 132 | (*sd->s_callback)(sd->s_cbarg, 0, 0); |
| 133 | } |
| 134 | if (sd->s_flags & SF_ATTACHPENDING) { |
| 135 | callout_stop(&sd->s_attach_ch); |
| 136 | (*sd->s_callback)(sd->s_cbarg, ENXIO, 0); |
| 137 | } |
| 138 | wsscreen_detach_sync(sd->s_scr); |
| 139 | free(sd, M_DEVBUF); |
| 140 | } |
| 141 | |
| 142 | static int |
| 143 | usl_sync_check_sig(struct usl_syncdata *sd, int sig, int flags) |
| 144 | { |
| 145 | |
| 146 | mutex_enter(proc_lock); |
| 147 | if (sd->s_proc == proc_find(sd->s_pid)) { |
| 148 | sd->s_flags |= flags; |
| 149 | if (sig) |
| 150 | psignal(sd->s_proc, sig); |
| 151 | mutex_exit(proc_lock); |
| 152 | return (1); |
| 153 | } |
| 154 | mutex_exit(proc_lock); |
| 155 | |
| 156 | printf("usl_sync_check: process %d died\n" , sd->s_pid); |
| 157 | usl_sync_done(sd); |
| 158 | return (0); |
| 159 | } |
| 160 | |
| 161 | static int |
| 162 | usl_sync_check(void *vsd) |
| 163 | { |
| 164 | |
| 165 | struct usl_syncdata *sd = vsd; |
| 166 | return usl_sync_check_sig(sd, 0, 0); |
| 167 | } |
| 168 | |
| 169 | static struct usl_syncdata * |
| 170 | usl_sync_get(struct wsscreen *scr) |
| 171 | { |
| 172 | void *sd; |
| 173 | |
| 174 | if (wsscreen_lookup_sync(scr, &usl_syncops, &sd)) |
| 175 | return (0); |
| 176 | return (struct usl_syncdata *)sd; |
| 177 | } |
| 178 | |
| 179 | static int |
| 180 | usl_detachproc(void *cookie, int waitok, |
| 181 | void (*callback)(void *, int, int), void *cbarg) |
| 182 | { |
| 183 | struct usl_syncdata *sd = cookie; |
| 184 | |
| 185 | /* we really need a callback */ |
| 186 | if (!callback) |
| 187 | return (EINVAL); |
| 188 | |
| 189 | /* |
| 190 | * Normally, this is called from the controlling process. |
| 191 | * Is is supposed to reply with a VT_RELDISP ioctl(), so |
| 192 | * it is not useful to tsleep() here. |
| 193 | */ |
| 194 | sd->s_callback = callback; |
| 195 | sd->s_cbarg = cbarg; |
| 196 | if (waitok) { |
| 197 | if (!usl_sync_check_sig(sd, sd->s_relsig, SF_DETACHPENDING)) |
| 198 | return (0); |
| 199 | } |
| 200 | |
| 201 | callout_schedule(&sd->s_detach_ch, wscompat_usl_synctimeout * hz); |
| 202 | return (EAGAIN); |
| 203 | } |
| 204 | |
| 205 | static int |
| 206 | usl_detachack(struct usl_syncdata *sd, int ack) |
| 207 | { |
| 208 | if (!(sd->s_flags & SF_DETACHPENDING)) { |
| 209 | printf("usl_detachack: not detaching\n" ); |
| 210 | return (EINVAL); |
| 211 | } |
| 212 | |
| 213 | callout_stop(&sd->s_detach_ch); |
| 214 | sd->s_flags &= ~SF_DETACHPENDING; |
| 215 | |
| 216 | if (sd->s_callback) |
| 217 | (*sd->s_callback)(sd->s_cbarg, (ack ? 0 : EIO), 1); |
| 218 | |
| 219 | return (0); |
| 220 | } |
| 221 | |
| 222 | static void |
| 223 | usl_detachtimeout(void *arg) |
| 224 | { |
| 225 | struct usl_syncdata *sd = arg; |
| 226 | |
| 227 | printf("usl_detachtimeout\n" ); |
| 228 | |
| 229 | if (!(sd->s_flags & SF_DETACHPENDING)) { |
| 230 | printf("usl_detachtimeout: not detaching\n" ); |
| 231 | return; |
| 232 | } |
| 233 | |
| 234 | sd->s_flags &= ~SF_DETACHPENDING; |
| 235 | |
| 236 | if (sd->s_callback) |
| 237 | (*sd->s_callback)(sd->s_cbarg, EIO, 0); |
| 238 | |
| 239 | (void) usl_sync_check(sd); |
| 240 | } |
| 241 | |
| 242 | static int |
| 243 | usl_attachproc(void *cookie, int waitok, |
| 244 | void (*callback)(void *, int, int), void *cbarg) |
| 245 | { |
| 246 | struct usl_syncdata *sd = cookie; |
| 247 | |
| 248 | /* we really need a callback */ |
| 249 | if (!callback) |
| 250 | return (EINVAL); |
| 251 | |
| 252 | sd->s_callback = callback; |
| 253 | sd->s_cbarg = cbarg; |
| 254 | if (!usl_sync_check_sig(sd, sd->s_acqsig, SF_ATTACHPENDING)) |
| 255 | return (0); |
| 256 | |
| 257 | callout_schedule(&sd->s_attach_ch, wscompat_usl_synctimeout * hz); |
| 258 | return (EAGAIN); |
| 259 | } |
| 260 | |
| 261 | static int |
| 262 | usl_attachack(struct usl_syncdata *sd, int ack) |
| 263 | { |
| 264 | if (!(sd->s_flags & SF_ATTACHPENDING)) { |
| 265 | printf("usl_attachack: not attaching\n" ); |
| 266 | return (EINVAL); |
| 267 | } |
| 268 | |
| 269 | callout_stop(&sd->s_attach_ch); |
| 270 | sd->s_flags &= ~SF_ATTACHPENDING; |
| 271 | |
| 272 | if (sd->s_callback) |
| 273 | (*sd->s_callback)(sd->s_cbarg, (ack ? 0 : EIO), 1); |
| 274 | |
| 275 | return (0); |
| 276 | } |
| 277 | |
| 278 | static void |
| 279 | usl_attachtimeout(void *arg) |
| 280 | { |
| 281 | struct usl_syncdata *sd = arg; |
| 282 | |
| 283 | printf("usl_attachtimeout\n" ); |
| 284 | |
| 285 | if (!(sd->s_flags & SF_ATTACHPENDING)) { |
| 286 | printf("usl_attachtimeout: not attaching\n" ); |
| 287 | return; |
| 288 | } |
| 289 | |
| 290 | sd->s_flags &= ~SF_ATTACHPENDING; |
| 291 | |
| 292 | if (sd->s_callback) |
| 293 | (*sd->s_callback)(sd->s_cbarg, EIO, 0); |
| 294 | |
| 295 | (void) usl_sync_check(sd); |
| 296 | } |
| 297 | |
| 298 | int |
| 299 | wsdisplay_usl_ioctl1(device_t dv, u_long cmd, void *data, |
| 300 | int flag, struct lwp *l) |
| 301 | { |
| 302 | struct wsdisplay_softc *sc = device_private(dv); |
| 303 | int idx, maxidx; |
| 304 | |
| 305 | switch (cmd) { |
| 306 | case VT_OPENQRY: |
| 307 | maxidx = wsdisplay_maxscreenidx(sc); |
| 308 | for (idx = 0; idx <= maxidx; idx++) { |
| 309 | if (wsdisplay_screenstate(sc, idx) == 0) { |
| 310 | *(int *)data = idx + 1; |
| 311 | return (0); |
| 312 | } |
| 313 | } |
| 314 | return (ENXIO); |
| 315 | case VT_GETACTIVE: |
| 316 | idx = wsdisplay_getactivescreen(sc); |
| 317 | *(int *)data = idx + 1; |
| 318 | return (0); |
| 319 | case VT_ACTIVATE: |
| 320 | /* |
| 321 | * a gross and disgusting hack to make this abused up ioctl, |
| 322 | * which is a gross and disgusting hack on its own, work on |
| 323 | * LP64/BE - we want the lower 32bit so we simply dereference |
| 324 | * the argument pointer as long. May cause problems with 32bit |
| 325 | * kernels on sparc64? |
| 326 | */ |
| 327 | |
| 328 | idx = *(long *)data - 1; |
| 329 | if (idx < 0) |
| 330 | return (EINVAL); |
| 331 | return (wsdisplay_switch(dv, idx, 1)); |
| 332 | case VT_WAITACTIVE: |
| 333 | idx = *(long *)data - 1; |
| 334 | if (idx < 0) |
| 335 | return (EINVAL); |
| 336 | return (wsscreen_switchwait(sc, idx)); |
| 337 | case VT_GETSTATE: |
| 338 | #define ss ((struct vt_stat *)data) |
| 339 | idx = wsdisplay_getactivescreen(sc); |
| 340 | ss->v_active = idx + 1; |
| 341 | ss->v_state = 0; |
| 342 | maxidx = wsdisplay_maxscreenidx(sc); |
| 343 | for (idx = 0; idx <= maxidx; idx++) |
| 344 | if (wsdisplay_screenstate(sc, idx) == EBUSY) |
| 345 | ss->v_state |= (1 << (idx + 1)); |
| 346 | #undef ss |
| 347 | return (0); |
| 348 | |
| 349 | #ifdef WSDISPLAY_COMPAT_PCVT |
| 350 | case VGAPCVTID: |
| 351 | #define id ((struct pcvtid *)data) |
| 352 | strlcpy(id->name, "pcvt" , sizeof(id->name)); |
| 353 | id->rmajor = 3; |
| 354 | id->rminor = 32; |
| 355 | #undef id |
| 356 | return (0); |
| 357 | #endif |
| 358 | #ifdef WSDISPLAY_COMPAT_SYSCONS |
| 359 | case CONS_GETVERS: |
| 360 | *(int *)data = 0x200; /* version 2.0 */ |
| 361 | return (0); |
| 362 | #endif |
| 363 | |
| 364 | default: |
| 365 | return (EPASSTHROUGH); |
| 366 | } |
| 367 | } |
| 368 | |
| 369 | int |
| 370 | wsdisplay_usl_ioctl2(struct wsdisplay_softc *sc, struct wsscreen *scr, |
| 371 | u_long cmd, void *data, int flag, struct lwp *l) |
| 372 | { |
| 373 | struct proc *p = l->l_proc; |
| 374 | int intarg = 0, res; |
| 375 | u_long req; |
| 376 | void *arg; |
| 377 | struct usl_syncdata *sd; |
| 378 | struct wskbd_bell_data bd; |
| 379 | |
| 380 | switch (cmd) { |
| 381 | case VT_SETMODE: |
| 382 | #define newmode ((struct vt_mode *)data) |
| 383 | if (newmode->mode == VT_PROCESS) { |
| 384 | res = usl_sync_init(scr, &sd, p, newmode->acqsig, |
| 385 | newmode->relsig, newmode->frsig); |
| 386 | if (res) |
| 387 | return (res); |
| 388 | } else { |
| 389 | sd = usl_sync_get(scr); |
| 390 | if (sd) |
| 391 | usl_sync_done(sd); |
| 392 | } |
| 393 | #undef newmode |
| 394 | return (0); |
| 395 | case VT_GETMODE: |
| 396 | #define cmode ((struct vt_mode *)data) |
| 397 | sd = usl_sync_get(scr); |
| 398 | if (sd) { |
| 399 | cmode->mode = VT_PROCESS; |
| 400 | cmode->relsig = sd->s_relsig; |
| 401 | cmode->acqsig = sd->s_acqsig; |
| 402 | cmode->frsig = sd->s_frsig; |
| 403 | } else |
| 404 | cmode->mode = VT_AUTO; |
| 405 | #undef cmode |
| 406 | return (0); |
| 407 | case VT_RELDISP: |
| 408 | #define d (*(long *)data) |
| 409 | sd = usl_sync_get(scr); |
| 410 | if (!sd) |
| 411 | return (EINVAL); |
| 412 | switch (d) { |
| 413 | case VT_FALSE: |
| 414 | case VT_TRUE: |
| 415 | return (usl_detachack(sd, (d == VT_TRUE))); |
| 416 | case VT_ACKACQ: |
| 417 | return (usl_attachack(sd, 1)); |
| 418 | default: |
| 419 | return (EINVAL); |
| 420 | } |
| 421 | #undef d |
| 422 | |
| 423 | case KDENABIO: |
| 424 | #if defined(__i386__) && (defined(COMPAT_11) || defined(COMPAT_FREEBSD)) |
| 425 | if (kauth_authorize_machdep(l->l_cred, KAUTH_MACHDEP_IOPL, |
| 426 | NULL, NULL, NULL, NULL) != 0) |
| 427 | return (EPERM); |
| 428 | #endif |
| 429 | /* FALLTHRU */ |
| 430 | case KDDISABIO: |
| 431 | #if defined(__i386__) && (defined(COMPAT_11) || defined(COMPAT_FREEBSD)) |
| 432 | { |
| 433 | /* XXX NJWLWP */ |
| 434 | struct trapframe *fp = (struct trapframe *)curlwp->l_md.md_regs; |
| 435 | if (cmd == KDENABIO) |
| 436 | fp->tf_eflags |= PSL_IOPL; |
| 437 | else |
| 438 | fp->tf_eflags &= ~PSL_IOPL; |
| 439 | } |
| 440 | #endif |
| 441 | return (0); |
| 442 | case KDSETRAD: |
| 443 | /* XXX ignore for now */ |
| 444 | return (0); |
| 445 | |
| 446 | default: |
| 447 | return (EPASSTHROUGH); |
| 448 | |
| 449 | /* |
| 450 | * the following are converted to wsdisplay ioctls |
| 451 | */ |
| 452 | case KDSETMODE: |
| 453 | req = WSDISPLAYIO_SMODE; |
| 454 | #define d (*(long *)data) |
| 455 | switch (d) { |
| 456 | case KD_GRAPHICS: |
| 457 | intarg = WSDISPLAYIO_MODE_MAPPED; |
| 458 | break; |
| 459 | case KD_TEXT: |
| 460 | intarg = WSDISPLAYIO_MODE_EMUL; |
| 461 | break; |
| 462 | default: |
| 463 | return (EINVAL); |
| 464 | } |
| 465 | #undef d |
| 466 | arg = &intarg; |
| 467 | break; |
| 468 | case KDMKTONE: |
| 469 | req = WSKBDIO_COMPLEXBELL; |
| 470 | #define d (*(long *)data) |
| 471 | if (d) { |
| 472 | #define PCVT_SYSBEEPF 1193182 |
| 473 | if (d >> 16) { |
| 474 | bd.which = WSKBD_BELL_DOPERIOD; |
| 475 | bd.period = d >> 16; /* ms */ |
| 476 | } |
| 477 | else |
| 478 | bd.which = 0; |
| 479 | if (d & 0xffff) { |
| 480 | bd.which |= WSKBD_BELL_DOPITCH; |
| 481 | bd.pitch = PCVT_SYSBEEPF/(d & 0xffff); /* Hz */ |
| 482 | } |
| 483 | } else |
| 484 | bd.which = 0; /* default */ |
| 485 | #undef d |
| 486 | arg = &bd; |
| 487 | break; |
| 488 | case KDSETLED: |
| 489 | req = WSKBDIO_SETLEDS; |
| 490 | intarg = 0; |
| 491 | #define d (*(long *)data) |
| 492 | if (d & LED_CAP) |
| 493 | intarg |= WSKBD_LED_CAPS; |
| 494 | if (d & LED_NUM) |
| 495 | intarg |= WSKBD_LED_NUM; |
| 496 | if (d & LED_SCR) |
| 497 | intarg |= WSKBD_LED_SCROLL; |
| 498 | #undef d |
| 499 | arg = &intarg; |
| 500 | break; |
| 501 | case KDGETLED: |
| 502 | req = WSKBDIO_GETLEDS; |
| 503 | arg = &intarg; |
| 504 | break; |
| 505 | #ifdef WSDISPLAY_COMPAT_RAWKBD |
| 506 | case KDSKBMODE: |
| 507 | req = WSKBDIO_SETMODE; |
| 508 | switch (*(long *)data) { |
| 509 | case K_RAW: |
| 510 | intarg = WSKBD_RAW; |
| 511 | break; |
| 512 | case K_XLATE: |
| 513 | intarg = WSKBD_TRANSLATED; |
| 514 | break; |
| 515 | default: |
| 516 | return (EINVAL); |
| 517 | } |
| 518 | arg = &intarg; |
| 519 | break; |
| 520 | case KDGKBMODE: |
| 521 | req = WSKBDIO_GETMODE; |
| 522 | arg = &intarg; |
| 523 | break; |
| 524 | #endif |
| 525 | } |
| 526 | |
| 527 | res = wsdisplay_internal_ioctl(sc, scr, req, arg, flag, l); |
| 528 | if (res != EPASSTHROUGH) |
| 529 | return (res); |
| 530 | |
| 531 | switch (cmd) { |
| 532 | case KDGETLED: |
| 533 | #define d (*(int *)data) |
| 534 | d = 0; |
| 535 | if (intarg & WSKBD_LED_CAPS) |
| 536 | d |= LED_CAP; |
| 537 | if (intarg & WSKBD_LED_NUM) |
| 538 | d |= LED_NUM; |
| 539 | if (intarg & WSKBD_LED_SCROLL) |
| 540 | d |= LED_SCR; |
| 541 | #undef d |
| 542 | break; |
| 543 | #ifdef WSDISPLAY_COMPAT_RAWKBD |
| 544 | case KDGKBMODE: |
| 545 | *(int *)data = (intarg == WSKBD_RAW ? K_RAW : K_XLATE); |
| 546 | break; |
| 547 | #endif |
| 548 | } |
| 549 | |
| 550 | return (0); |
| 551 | } |
| 552 | |