wsdisplay.c revision 1.106 1 1.106 christos /* $NetBSD: wsdisplay.c,v 1.106 2006/11/16 01:33:31 christos Exp $ */
2 1.1 drochner
3 1.1 drochner /*
4 1.1 drochner * Copyright (c) 1996, 1997 Christopher G. Demetriou. All rights reserved.
5 1.1 drochner *
6 1.1 drochner * Redistribution and use in source and binary forms, with or without
7 1.1 drochner * modification, are permitted provided that the following conditions
8 1.1 drochner * are met:
9 1.1 drochner * 1. Redistributions of source code must retain the above copyright
10 1.1 drochner * notice, this list of conditions and the following disclaimer.
11 1.1 drochner * 2. Redistributions in binary form must reproduce the above copyright
12 1.1 drochner * notice, this list of conditions and the following disclaimer in the
13 1.1 drochner * documentation and/or other materials provided with the distribution.
14 1.1 drochner * 3. All advertising materials mentioning features or use of this software
15 1.1 drochner * must display the following acknowledgement:
16 1.1 drochner * This product includes software developed by Christopher G. Demetriou
17 1.1 drochner * for the NetBSD Project.
18 1.1 drochner * 4. The name of the author may not be used to endorse or promote products
19 1.1 drochner * derived from this software without specific prior written permission
20 1.1 drochner *
21 1.1 drochner * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22 1.1 drochner * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23 1.1 drochner * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24 1.1 drochner * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25 1.1 drochner * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26 1.1 drochner * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 1.1 drochner * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 1.1 drochner * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 1.1 drochner * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30 1.1 drochner * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 1.1 drochner */
32 1.1 drochner
33 1.60 lukem #include <sys/cdefs.h>
34 1.106 christos __KERNEL_RCSID(0, "$NetBSD: wsdisplay.c,v 1.106 2006/11/16 01:33:31 christos Exp $");
35 1.60 lukem
36 1.56 augustss #include "opt_wsdisplay_compat.h"
37 1.80 jmmv #include "opt_wsmsgattrs.h"
38 1.56 augustss #include "opt_compat_netbsd.h"
39 1.56 augustss #include "wskbd.h"
40 1.56 augustss #include "wsmux.h"
41 1.56 augustss #include "wsdisplay.h"
42 1.1 drochner
43 1.1 drochner #include <sys/param.h>
44 1.1 drochner #include <sys/conf.h>
45 1.1 drochner #include <sys/device.h>
46 1.1 drochner #include <sys/ioctl.h>
47 1.84 ws #include <sys/poll.h>
48 1.1 drochner #include <sys/kernel.h>
49 1.1 drochner #include <sys/proc.h>
50 1.1 drochner #include <sys/malloc.h>
51 1.1 drochner #include <sys/syslog.h>
52 1.1 drochner #include <sys/systm.h>
53 1.1 drochner #include <sys/tty.h>
54 1.1 drochner #include <sys/signalvar.h>
55 1.1 drochner #include <sys/errno.h>
56 1.1 drochner #include <sys/fcntl.h>
57 1.13 drochner #include <sys/vnode.h>
58 1.98 elad #include <sys/kauth.h>
59 1.1 drochner
60 1.56 augustss #include <dev/wscons/wseventvar.h>
61 1.56 augustss #include <dev/wscons/wsmuxvar.h>
62 1.1 drochner #include <dev/wscons/wsconsio.h>
63 1.1 drochner #include <dev/wscons/wsdisplayvar.h>
64 1.8 drochner #include <dev/wscons/wsksymvar.h>
65 1.8 drochner #include <dev/wscons/wsksymdef.h>
66 1.1 drochner #include <dev/wscons/wsemulvar.h>
67 1.1 drochner #include <dev/wscons/wscons_callbacks.h>
68 1.1 drochner #include <dev/cons.h>
69 1.1 drochner
70 1.13 drochner struct wsscreen_internal {
71 1.1 drochner const struct wsdisplay_emulops *emulops;
72 1.1 drochner void *emulcookie;
73 1.1 drochner
74 1.1 drochner const struct wsscreen_descr *scrdata;
75 1.1 drochner
76 1.1 drochner const struct wsemul_ops *wsemul;
77 1.1 drochner void *wsemulcookie;
78 1.1 drochner };
79 1.1 drochner
80 1.1 drochner struct wsscreen {
81 1.13 drochner struct wsscreen_internal *scr_dconf;
82 1.1 drochner
83 1.1 drochner struct tty *scr_tty;
84 1.1 drochner int scr_hold_screen; /* hold tty output */
85 1.1 drochner
86 1.6 drochner int scr_flags;
87 1.6 drochner #define SCR_OPEN 1 /* is it open? */
88 1.6 drochner #define SCR_WAITACTIVE 2 /* someone waiting on activation */
89 1.6 drochner #define SCR_GRAPHICS 4 /* graphics mode, no text (emulation) output */
90 1.79 heas #define SCR_DUMBFB 8 /* in use as a dumb fb (iff SCR_GRAPHICS) */
91 1.6 drochner const struct wscons_syncops *scr_syncops;
92 1.6 drochner void *scr_synccookie;
93 1.6 drochner
94 1.6 drochner #ifdef WSDISPLAY_COMPAT_RAWKBD
95 1.6 drochner int scr_rawkbd;
96 1.6 drochner #endif
97 1.6 drochner
98 1.1 drochner struct wsdisplay_softc *sc;
99 1.1 drochner };
100 1.1 drochner
101 1.54 augustss struct wsscreen *wsscreen_attach(struct wsdisplay_softc *, int,
102 1.54 augustss const char *,
103 1.54 augustss const struct wsscreen_descr *, void *,
104 1.54 augustss int, int, long);
105 1.54 augustss void wsscreen_detach(struct wsscreen *);
106 1.54 augustss int wsdisplay_addscreen(struct wsdisplay_softc *, int, const char *, const char *);
107 1.54 augustss static void wsdisplay_shutdownhook(void *);
108 1.54 augustss static void wsdisplay_addscreen_print(struct wsdisplay_softc *, int, int);
109 1.54 augustss static void wsdisplay_closescreen(struct wsdisplay_softc *, struct wsscreen *);
110 1.54 augustss int wsdisplay_delscreen(struct wsdisplay_softc *, int, int);
111 1.1 drochner
112 1.1 drochner #define WSDISPLAY_MAXSCREEN 8
113 1.1 drochner
114 1.1 drochner struct wsdisplay_softc {
115 1.1 drochner struct device sc_dv;
116 1.1 drochner
117 1.1 drochner const struct wsdisplay_accessops *sc_accessops;
118 1.1 drochner void *sc_accesscookie;
119 1.1 drochner
120 1.13 drochner const struct wsscreen_list *sc_scrdata;
121 1.77 christos #ifdef WSDISPLAY_SCROLLSUPPORT
122 1.77 christos struct wsdisplay_scroll_data sc_scroll_values;
123 1.77 christos #endif
124 1.13 drochner
125 1.1 drochner struct wsscreen *sc_scr[WSDISPLAY_MAXSCREEN];
126 1.39 takemura int sc_focusidx; /* available only if sc_focus isn't null */
127 1.1 drochner struct wsscreen *sc_focus;
128 1.1 drochner
129 1.64 christos struct wseventvar evar;
130 1.64 christos
131 1.1 drochner int sc_isconsole;
132 1.6 drochner
133 1.6 drochner int sc_flags;
134 1.6 drochner #define SC_SWITCHPENDING 1
135 1.18 drochner int sc_screenwanted, sc_oldscreen; /* valid with SC_SWITCHPENDING */
136 1.6 drochner
137 1.25 drochner #if NWSKBD > 0
138 1.56 augustss struct wsevsrc *sc_input;
139 1.6 drochner #ifdef WSDISPLAY_COMPAT_RAWKBD
140 1.6 drochner int sc_rawkbd;
141 1.6 drochner #endif
142 1.25 drochner #endif /* NWSKBD > 0 */
143 1.1 drochner };
144 1.1 drochner
145 1.77 christos #ifdef WSDISPLAY_SCROLLSUPPORT
146 1.77 christos
147 1.77 christos struct wsdisplay_scroll_data wsdisplay_default_scroll_values = {
148 1.77 christos WSDISPLAY_SCROLL_DOALL,
149 1.77 christos 25,
150 1.77 christos 2,
151 1.77 christos };
152 1.77 christos #endif
153 1.77 christos
154 1.1 drochner extern struct cfdriver wsdisplay_cd;
155 1.1 drochner
156 1.1 drochner /* Autoconfiguration definitions. */
157 1.54 augustss static int wsdisplay_emul_match(struct device *, struct cfdata *, void *);
158 1.54 augustss static void wsdisplay_emul_attach(struct device *, struct device *, void *);
159 1.54 augustss static int wsdisplay_noemul_match(struct device *, struct cfdata *, void *);
160 1.54 augustss static void wsdisplay_noemul_attach(struct device *, struct device *, void *);
161 1.1 drochner
162 1.68 thorpej CFATTACH_DECL(wsdisplay_emul, sizeof (struct wsdisplay_softc),
163 1.69 thorpej wsdisplay_emul_match, wsdisplay_emul_attach, NULL, NULL);
164 1.68 thorpej
165 1.68 thorpej CFATTACH_DECL(wsdisplay_noemul, sizeof (struct wsdisplay_softc),
166 1.69 thorpej wsdisplay_noemul_match, wsdisplay_noemul_attach, NULL, NULL);
167 1.82 perry
168 1.65 gehenna dev_type_open(wsdisplayopen);
169 1.65 gehenna dev_type_close(wsdisplayclose);
170 1.65 gehenna dev_type_read(wsdisplayread);
171 1.65 gehenna dev_type_write(wsdisplaywrite);
172 1.65 gehenna dev_type_ioctl(wsdisplayioctl);
173 1.65 gehenna dev_type_stop(wsdisplaystop);
174 1.65 gehenna dev_type_tty(wsdisplaytty);
175 1.65 gehenna dev_type_poll(wsdisplaypoll);
176 1.65 gehenna dev_type_mmap(wsdisplaymmap);
177 1.70 jdolecek dev_type_kqfilter(wsdisplaykqfilter);
178 1.65 gehenna
179 1.65 gehenna const struct cdevsw wsdisplay_cdevsw = {
180 1.65 gehenna wsdisplayopen, wsdisplayclose, wsdisplayread, wsdisplaywrite,
181 1.65 gehenna wsdisplayioctl, wsdisplaystop, wsdisplaytty, wsdisplaypoll,
182 1.70 jdolecek wsdisplaymmap, wsdisplaykqfilter, D_TTY
183 1.65 gehenna };
184 1.1 drochner
185 1.54 augustss static void wsdisplaystart(struct tty *);
186 1.54 augustss static int wsdisplayparam(struct tty *, struct termios *);
187 1.1 drochner
188 1.1 drochner
189 1.1 drochner #define WSDISPLAYUNIT(dev) (minor(dev) >> 8)
190 1.1 drochner #define WSDISPLAYSCREEN(dev) (minor(dev) & 0xff)
191 1.64 christos #define ISWSDISPLAYSTAT(dev) (WSDISPLAYSCREEN(dev) == 254)
192 1.13 drochner #define ISWSDISPLAYCTL(dev) (WSDISPLAYSCREEN(dev) == 255)
193 1.4 drochner #define WSDISPLAYMINOR(unit, screen) (((unit) << 8) | (screen))
194 1.1 drochner
195 1.6 drochner #define WSSCREEN_HAS_EMULATOR(scr) ((scr)->scr_dconf->wsemul != NULL)
196 1.6 drochner #define WSSCREEN_HAS_TTY(scr) ((scr)->scr_tty != NULL)
197 1.1 drochner
198 1.54 augustss static void wsdisplay_common_attach(struct wsdisplay_softc *sc,
199 1.53 augustss int console, int kbdmux, const struct wsscreen_list *,
200 1.1 drochner const struct wsdisplay_accessops *accessops,
201 1.54 augustss void *accesscookie);
202 1.1 drochner
203 1.7 drochner #ifdef WSDISPLAY_COMPAT_RAWKBD
204 1.54 augustss int wsdisplay_update_rawkbd(struct wsdisplay_softc *,
205 1.54 augustss struct wsscreen *);
206 1.7 drochner #endif
207 1.7 drochner
208 1.1 drochner static int wsdisplay_console_initted;
209 1.89 jmcneill static int wsdisplay_console_attached;
210 1.1 drochner static struct wsdisplay_softc *wsdisplay_console_device;
211 1.13 drochner static struct wsscreen_internal wsdisplay_console_conf;
212 1.1 drochner
213 1.54 augustss static int wsdisplay_getc_dummy(dev_t);
214 1.54 augustss static void wsdisplay_pollc(dev_t, int);
215 1.33 drochner
216 1.33 drochner static int wsdisplay_cons_pollmode;
217 1.54 augustss static void (*wsdisplay_cons_kbd_pollc)(dev_t, int);
218 1.1 drochner
219 1.1 drochner static struct consdev wsdisplay_cons = {
220 1.1 drochner NULL, NULL, wsdisplay_getc_dummy, wsdisplay_cnputc,
221 1.73 matt wsdisplay_pollc, NULL, NULL, NULL, NODEV, CN_NORMAL
222 1.1 drochner };
223 1.1 drochner
224 1.28 jdolecek #ifndef WSDISPLAY_DEFAULTSCREENS
225 1.28 jdolecek # define WSDISPLAY_DEFAULTSCREENS 0
226 1.28 jdolecek #endif
227 1.28 jdolecek int wsdisplay_defaultscreens = WSDISPLAY_DEFAULTSCREENS;
228 1.28 jdolecek
229 1.54 augustss int wsdisplay_switch1(void *, int, int);
230 1.54 augustss int wsdisplay_switch2(void *, int, int);
231 1.54 augustss int wsdisplay_switch3(void *, int, int);
232 1.6 drochner
233 1.16 drochner int wsdisplay_clearonclose;
234 1.16 drochner
235 1.13 drochner struct wsscreen *
236 1.54 augustss wsscreen_attach(struct wsdisplay_softc *sc, int console, const char *emul,
237 1.54 augustss const struct wsscreen_descr *type, void *cookie, int ccol,
238 1.54 augustss int crow, long defattr)
239 1.1 drochner {
240 1.13 drochner struct wsscreen_internal *dconf;
241 1.1 drochner struct wsscreen *scr;
242 1.1 drochner
243 1.1 drochner scr = malloc(sizeof(struct wsscreen), M_DEVBUF, M_WAITOK);
244 1.1 drochner if (!scr)
245 1.1 drochner return (NULL);
246 1.1 drochner
247 1.1 drochner if (console) {
248 1.1 drochner dconf = &wsdisplay_console_conf;
249 1.1 drochner /*
250 1.1 drochner * If there's an emulation, tell it about the callback argument.
251 1.1 drochner * The other stuff is already there.
252 1.1 drochner */
253 1.1 drochner if (dconf->wsemul != NULL)
254 1.5 drochner (*dconf->wsemul->attach)(1, 0, 0, 0, 0, scr, 0);
255 1.1 drochner } else { /* not console */
256 1.13 drochner dconf = malloc(sizeof(struct wsscreen_internal),
257 1.1 drochner M_DEVBUF, M_NOWAIT);
258 1.1 drochner dconf->emulops = type->textops;
259 1.1 drochner dconf->emulcookie = cookie;
260 1.1 drochner if (dconf->emulops) {
261 1.1 drochner dconf->wsemul = wsemul_pick(emul);
262 1.13 drochner if (dconf->wsemul == NULL) {
263 1.13 drochner free(dconf, M_DEVBUF);
264 1.13 drochner free(scr, M_DEVBUF);
265 1.13 drochner return (NULL);
266 1.13 drochner }
267 1.1 drochner dconf->wsemulcookie =
268 1.1 drochner (*dconf->wsemul->attach)(0, type, cookie,
269 1.5 drochner ccol, crow, scr, defattr);
270 1.1 drochner } else
271 1.1 drochner dconf->wsemul = NULL;
272 1.1 drochner dconf->scrdata = type;
273 1.1 drochner }
274 1.1 drochner
275 1.1 drochner scr->scr_dconf = dconf;
276 1.1 drochner
277 1.1 drochner scr->scr_tty = ttymalloc();
278 1.1 drochner tty_attach(scr->scr_tty);
279 1.6 drochner scr->scr_hold_screen = 0;
280 1.6 drochner if (WSSCREEN_HAS_EMULATOR(scr))
281 1.6 drochner scr->scr_flags = 0;
282 1.6 drochner else
283 1.6 drochner scr->scr_flags = SCR_GRAPHICS;
284 1.1 drochner
285 1.6 drochner scr->scr_syncops = 0;
286 1.6 drochner scr->sc = sc;
287 1.6 drochner #ifdef WSDISPLAY_COMPAT_RAWKBD
288 1.6 drochner scr->scr_rawkbd = 0;
289 1.1 drochner #endif
290 1.1 drochner return (scr);
291 1.1 drochner }
292 1.1 drochner
293 1.13 drochner void
294 1.54 augustss wsscreen_detach(struct wsscreen *scr)
295 1.13 drochner {
296 1.72 simonb u_int ccol, crow; /* XXX */
297 1.13 drochner
298 1.13 drochner if (WSSCREEN_HAS_TTY(scr)) {
299 1.13 drochner tty_detach(scr->scr_tty);
300 1.13 drochner ttyfree(scr->scr_tty);
301 1.13 drochner }
302 1.13 drochner if (WSSCREEN_HAS_EMULATOR(scr))
303 1.13 drochner (*scr->scr_dconf->wsemul->detach)(scr->scr_dconf->wsemulcookie,
304 1.13 drochner &ccol, &crow);
305 1.13 drochner free(scr->scr_dconf, M_DEVBUF);
306 1.13 drochner free(scr, M_DEVBUF);
307 1.13 drochner }
308 1.13 drochner
309 1.40 lukem const struct wsscreen_descr *
310 1.54 augustss wsdisplay_screentype_pick(const struct wsscreen_list *scrdata, const char *name)
311 1.13 drochner {
312 1.13 drochner int i;
313 1.13 drochner const struct wsscreen_descr *scr;
314 1.13 drochner
315 1.13 drochner KASSERT(scrdata->nscreens > 0);
316 1.13 drochner
317 1.13 drochner if (name == NULL)
318 1.13 drochner return (scrdata->screens[0]);
319 1.13 drochner
320 1.13 drochner for (i = 0; i < scrdata->nscreens; i++) {
321 1.13 drochner scr = scrdata->screens[i];
322 1.13 drochner if (!strcmp(name, scr->name))
323 1.13 drochner return (scr);
324 1.13 drochner }
325 1.13 drochner
326 1.13 drochner return (0);
327 1.13 drochner }
328 1.13 drochner
329 1.28 jdolecek /*
330 1.28 jdolecek * print info about attached screen
331 1.28 jdolecek */
332 1.28 jdolecek static void
333 1.54 augustss wsdisplay_addscreen_print(struct wsdisplay_softc *sc, int idx, int count)
334 1.28 jdolecek {
335 1.28 jdolecek printf("%s: screen %d", sc->sc_dv.dv_xname, idx);
336 1.28 jdolecek if (count > 1)
337 1.28 jdolecek printf("-%d", idx + (count-1));
338 1.28 jdolecek printf(" added (%s", sc->sc_scr[idx]->scr_dconf->scrdata->name);
339 1.28 jdolecek if (WSSCREEN_HAS_EMULATOR(sc->sc_scr[idx])) {
340 1.28 jdolecek printf(", %s emulation",
341 1.28 jdolecek sc->sc_scr[idx]->scr_dconf->wsemul->name);
342 1.28 jdolecek }
343 1.28 jdolecek printf(")\n");
344 1.28 jdolecek }
345 1.28 jdolecek
346 1.13 drochner int
347 1.54 augustss wsdisplay_addscreen(struct wsdisplay_softc *sc, int idx,
348 1.54 augustss const char *screentype, const char *emul)
349 1.13 drochner {
350 1.13 drochner const struct wsscreen_descr *scrdesc;
351 1.13 drochner int error;
352 1.13 drochner void *cookie;
353 1.13 drochner int ccol, crow;
354 1.13 drochner long defattr;
355 1.13 drochner struct wsscreen *scr;
356 1.22 drochner int s;
357 1.13 drochner
358 1.13 drochner if (idx < 0 || idx >= WSDISPLAY_MAXSCREEN)
359 1.13 drochner return (EINVAL);
360 1.13 drochner if (sc->sc_scr[idx] != NULL)
361 1.13 drochner return (EBUSY);
362 1.13 drochner
363 1.13 drochner scrdesc = wsdisplay_screentype_pick(sc->sc_scrdata, screentype);
364 1.13 drochner if (!scrdesc)
365 1.13 drochner return (ENXIO);
366 1.13 drochner error = (*sc->sc_accessops->alloc_screen)(sc->sc_accesscookie,
367 1.13 drochner scrdesc, &cookie, &ccol, &crow, &defattr);
368 1.13 drochner if (error)
369 1.13 drochner return (error);
370 1.13 drochner
371 1.13 drochner scr = wsscreen_attach(sc, 0, emul, scrdesc,
372 1.13 drochner cookie, ccol, crow, defattr);
373 1.13 drochner if (scr == NULL) {
374 1.13 drochner (*sc->sc_accessops->free_screen)(sc->sc_accesscookie,
375 1.13 drochner cookie);
376 1.13 drochner return (ENXIO);
377 1.13 drochner }
378 1.13 drochner
379 1.13 drochner sc->sc_scr[idx] = scr;
380 1.13 drochner
381 1.22 drochner /* if no screen has focus yet, activate the first we get */
382 1.22 drochner s = spltty();
383 1.22 drochner if (!sc->sc_focus) {
384 1.22 drochner (*sc->sc_accessops->show_screen)(sc->sc_accesscookie,
385 1.33 drochner scr->scr_dconf->emulcookie,
386 1.33 drochner 0, 0, 0);
387 1.22 drochner sc->sc_focusidx = idx;
388 1.22 drochner sc->sc_focus = scr;
389 1.22 drochner }
390 1.22 drochner splx(s);
391 1.13 drochner return (0);
392 1.13 drochner }
393 1.13 drochner
394 1.16 drochner static void
395 1.54 augustss wsdisplay_closescreen(struct wsdisplay_softc *sc, struct wsscreen *scr)
396 1.16 drochner {
397 1.16 drochner int maj, mn, idx;
398 1.16 drochner
399 1.16 drochner /* hangup */
400 1.16 drochner if (WSSCREEN_HAS_TTY(scr)) {
401 1.16 drochner struct tty *tp = scr->scr_tty;
402 1.42 eeh (*tp->t_linesw->l_modem)(tp, 0);
403 1.16 drochner }
404 1.16 drochner
405 1.16 drochner /* locate the major number */
406 1.65 gehenna maj = cdevsw_lookup_major(&wsdisplay_cdevsw);
407 1.16 drochner /* locate the screen index */
408 1.16 drochner for (idx = 0; idx < WSDISPLAY_MAXSCREEN; idx++)
409 1.16 drochner if (scr == sc->sc_scr[idx])
410 1.16 drochner break;
411 1.16 drochner #ifdef DIAGNOSTIC
412 1.16 drochner if (idx == WSDISPLAY_MAXSCREEN)
413 1.16 drochner panic("wsdisplay_forceclose: bad screen");
414 1.16 drochner #endif
415 1.16 drochner
416 1.16 drochner /* nuke the vnodes */
417 1.91 thorpej mn = WSDISPLAYMINOR(device_unit(&sc->sc_dv), idx);
418 1.16 drochner vdevgone(maj, mn, mn, VCHR);
419 1.16 drochner }
420 1.16 drochner
421 1.77 christos #ifdef WSDISPLAY_SCROLLSUPPORT
422 1.77 christos void
423 1.77 christos wsdisplay_scroll(void *arg, int op)
424 1.77 christos {
425 1.77 christos struct wsdisplay_softc *sc = arg;
426 1.77 christos int lines;
427 1.77 christos
428 1.77 christos if (op == WSDISPLAY_SCROLL_RESET)
429 1.77 christos lines = 0;
430 1.77 christos else {
431 1.77 christos lines = (op & WSDISPLAY_SCROLL_LOW) ?
432 1.77 christos sc->sc_scroll_values.slowlines :
433 1.77 christos sc->sc_scroll_values.fastlines;
434 1.77 christos if (op & WSDISPLAY_SCROLL_BACKWARD)
435 1.77 christos lines = -(lines);
436 1.77 christos }
437 1.82 perry
438 1.77 christos if (sc->sc_accessops->scroll) {
439 1.77 christos (*sc->sc_accessops->scroll)(sc->sc_accesscookie,
440 1.77 christos sc->sc_focus->scr_dconf->emulcookie, lines);
441 1.77 christos }
442 1.77 christos }
443 1.77 christos #endif
444 1.77 christos
445 1.13 drochner int
446 1.54 augustss wsdisplay_delscreen(struct wsdisplay_softc *sc, int idx, int flags)
447 1.13 drochner {
448 1.13 drochner struct wsscreen *scr;
449 1.16 drochner int s;
450 1.13 drochner void *cookie;
451 1.13 drochner
452 1.13 drochner if (idx < 0 || idx >= WSDISPLAY_MAXSCREEN)
453 1.13 drochner return (EINVAL);
454 1.76 manu if ((scr = sc->sc_scr[idx]) == NULL)
455 1.13 drochner return (ENXIO);
456 1.13 drochner
457 1.13 drochner if (scr->scr_dconf == &wsdisplay_console_conf ||
458 1.13 drochner scr->scr_syncops ||
459 1.13 drochner ((scr->scr_flags & SCR_OPEN) && !(flags & WSDISPLAY_DELSCR_FORCE)))
460 1.13 drochner return(EBUSY);
461 1.13 drochner
462 1.16 drochner wsdisplay_closescreen(sc, scr);
463 1.13 drochner
464 1.13 drochner /*
465 1.13 drochner * delete pointers, so neither device entries
466 1.13 drochner * nor keyboard input can reference it anymore
467 1.13 drochner */
468 1.13 drochner s = spltty();
469 1.18 drochner if (sc->sc_focus == scr) {
470 1.13 drochner sc->sc_focus = 0;
471 1.18 drochner #ifdef WSDISPLAY_COMPAT_RAWKBD
472 1.18 drochner wsdisplay_update_rawkbd(sc, 0);
473 1.18 drochner #endif
474 1.18 drochner }
475 1.13 drochner sc->sc_scr[idx] = 0;
476 1.13 drochner splx(s);
477 1.13 drochner
478 1.13 drochner /*
479 1.13 drochner * Wake up processes waiting for the screen to
480 1.13 drochner * be activated. Sleepers must check whether
481 1.13 drochner * the screen still exists.
482 1.13 drochner */
483 1.13 drochner if (scr->scr_flags & SCR_WAITACTIVE)
484 1.13 drochner wakeup(scr);
485 1.13 drochner
486 1.13 drochner /* save a reference to the graphics screen */
487 1.13 drochner cookie = scr->scr_dconf->emulcookie;
488 1.13 drochner
489 1.13 drochner wsscreen_detach(scr);
490 1.13 drochner
491 1.13 drochner (*sc->sc_accessops->free_screen)(sc->sc_accesscookie,
492 1.13 drochner cookie);
493 1.13 drochner
494 1.13 drochner printf("%s: screen %d deleted\n", sc->sc_dv.dv_xname, idx);
495 1.13 drochner return (0);
496 1.13 drochner }
497 1.13 drochner
498 1.1 drochner /*
499 1.1 drochner * Autoconfiguration functions.
500 1.1 drochner */
501 1.1 drochner int
502 1.106 christos wsdisplay_emul_match(struct device *parent, struct cfdata *match,
503 1.102 christos void *aux)
504 1.1 drochner {
505 1.1 drochner struct wsemuldisplaydev_attach_args *ap = aux;
506 1.1 drochner
507 1.1 drochner if (match->wsemuldisplaydevcf_console !=
508 1.1 drochner WSEMULDISPLAYDEVCF_CONSOLE_UNK) {
509 1.1 drochner /*
510 1.1 drochner * If console-ness of device specified, either match
511 1.1 drochner * exactly (at high priority), or fail.
512 1.1 drochner */
513 1.1 drochner if (match->wsemuldisplaydevcf_console != 0 &&
514 1.1 drochner ap->console != 0)
515 1.1 drochner return (10);
516 1.1 drochner else
517 1.1 drochner return (0);
518 1.1 drochner }
519 1.1 drochner
520 1.1 drochner /* If console-ness unspecified, it wins. */
521 1.1 drochner return (1);
522 1.1 drochner }
523 1.1 drochner
524 1.1 drochner void
525 1.106 christos wsdisplay_emul_attach(struct device *parent, struct device *self,
526 1.102 christos void *aux)
527 1.1 drochner {
528 1.1 drochner struct wsdisplay_softc *sc = (struct wsdisplay_softc *)self;
529 1.1 drochner struct wsemuldisplaydev_attach_args *ap = aux;
530 1.1 drochner
531 1.89 jmcneill /* Don't allow more than one console to attach */
532 1.89 jmcneill if (wsdisplay_console_attached && ap->console)
533 1.89 jmcneill ap->console = 0;
534 1.89 jmcneill
535 1.53 augustss wsdisplay_common_attach(sc, ap->console,
536 1.92 thorpej device_cfdata(&sc->sc_dv)->wsemuldisplaydevcf_kbdmux, ap->scrdata,
537 1.53 augustss ap->accessops, ap->accesscookie);
538 1.1 drochner
539 1.1 drochner if (ap->console) {
540 1.1 drochner int maj;
541 1.1 drochner
542 1.1 drochner /* locate the major number */
543 1.65 gehenna maj = cdevsw_lookup_major(&wsdisplay_cdevsw);
544 1.1 drochner
545 1.91 thorpej cn_tab->cn_dev = makedev(maj, WSDISPLAYMINOR(device_unit(self),
546 1.91 thorpej 0));
547 1.1 drochner }
548 1.1 drochner }
549 1.1 drochner
550 1.1 drochner /* Print function (for parent devices). */
551 1.1 drochner int
552 1.106 christos wsemuldisplaydevprint(void *aux, const char *pnp)
553 1.1 drochner {
554 1.1 drochner #if 0 /* -Wunused */
555 1.1 drochner struct wsemuldisplaydev_attach_args *ap = aux;
556 1.1 drochner #endif
557 1.1 drochner
558 1.1 drochner if (pnp)
559 1.71 thorpej aprint_normal("wsdisplay at %s", pnp);
560 1.1 drochner #if 0 /* don't bother; it's ugly */
561 1.71 thorpej aprint_normal(" console %d", ap->console);
562 1.1 drochner #endif
563 1.1 drochner
564 1.1 drochner return (UNCONF);
565 1.1 drochner }
566 1.1 drochner
567 1.1 drochner int
568 1.106 christos wsdisplay_noemul_match(struct device *parent,
569 1.106 christos struct cfdata *match, void *aux)
570 1.1 drochner {
571 1.1 drochner #if 0 /* -Wunused */
572 1.1 drochner struct wsdisplaydev_attach_args *ap = aux;
573 1.1 drochner #endif
574 1.1 drochner
575 1.1 drochner /* Always match. */
576 1.1 drochner return (1);
577 1.1 drochner }
578 1.1 drochner
579 1.1 drochner void
580 1.106 christos wsdisplay_noemul_attach(struct device *parent, struct device *self,
581 1.102 christos void *aux)
582 1.1 drochner {
583 1.1 drochner struct wsdisplay_softc *sc = (struct wsdisplay_softc *)self;
584 1.1 drochner struct wsdisplaydev_attach_args *ap = aux;
585 1.1 drochner
586 1.53 augustss wsdisplay_common_attach(sc, 0,
587 1.92 thorpej device_cfdata(&sc->sc_dv)->wsemuldisplaydevcf_kbdmux, NULL,
588 1.53 augustss ap->accessops, ap->accesscookie);
589 1.1 drochner }
590 1.1 drochner
591 1.1 drochner /* Print function (for parent devices). */
592 1.1 drochner int
593 1.106 christos wsdisplaydevprint(void *aux, const char *pnp)
594 1.1 drochner {
595 1.1 drochner #if 0 /* -Wunused */
596 1.1 drochner struct wsdisplaydev_attach_args *ap = aux;
597 1.1 drochner #endif
598 1.1 drochner
599 1.1 drochner if (pnp)
600 1.71 thorpej aprint_normal("wsdisplay at %s", pnp);
601 1.1 drochner
602 1.1 drochner return (UNCONF);
603 1.1 drochner }
604 1.1 drochner
605 1.1 drochner static void
606 1.54 augustss wsdisplay_common_attach(struct wsdisplay_softc *sc, int console, int kbdmux,
607 1.54 augustss const struct wsscreen_list *scrdata,
608 1.54 augustss const struct wsdisplay_accessops *accessops,
609 1.54 augustss void *accesscookie)
610 1.1 drochner {
611 1.29 ad static int hookset;
612 1.28 jdolecek int i, start=0;
613 1.26 augustss #if NWSKBD > 0
614 1.56 augustss struct wsevsrc *kme;
615 1.56 augustss #if NWSMUX > 0
616 1.61 takemura struct wsmux_softc *mux;
617 1.26 augustss
618 1.55 augustss if (kbdmux >= 0)
619 1.61 takemura mux = wsmux_getmux(kbdmux);
620 1.55 augustss else
621 1.91 thorpej mux = wsmux_create("dmux", device_unit(&sc->sc_dv));
622 1.53 augustss /* XXX panic()ing isn't nice, but attach cannot fail */
623 1.61 takemura if (mux == NULL)
624 1.66 provos panic("wsdisplay_common_attach: no memory");
625 1.61 takemura sc->sc_input = &mux->sc_base;
626 1.61 takemura mux->sc_base.me_dispdv = &sc->sc_dv;
627 1.56 augustss printf(" kbdmux %d", kbdmux);
628 1.56 augustss #else
629 1.56 augustss if (kbdmux >= 0)
630 1.56 augustss printf(" (kbdmux ignored)");
631 1.56 augustss #endif
632 1.26 augustss #endif
633 1.1 drochner
634 1.24 drochner sc->sc_isconsole = console;
635 1.24 drochner
636 1.1 drochner if (console) {
637 1.1 drochner KASSERT(wsdisplay_console_initted);
638 1.1 drochner KASSERT(wsdisplay_console_device == NULL);
639 1.1 drochner
640 1.5 drochner sc->sc_scr[0] = wsscreen_attach(sc, 1, 0, 0, 0, 0, 0, 0);
641 1.1 drochner wsdisplay_console_device = sc;
642 1.1 drochner
643 1.1 drochner printf(": console (%s, %s emulation)",
644 1.1 drochner wsdisplay_console_conf.scrdata->name,
645 1.1 drochner wsdisplay_console_conf.wsemul->name);
646 1.1 drochner
647 1.25 drochner #if NWSKBD > 0
648 1.56 augustss kme = wskbd_set_console_display(&sc->sc_dv, sc->sc_input);
649 1.56 augustss if (kme != NULL)
650 1.56 augustss printf(", using %s", kme->me_dv.dv_xname);
651 1.56 augustss #if NWSMUX == 0
652 1.56 augustss sc->sc_input = kme;
653 1.56 augustss #endif
654 1.25 drochner #endif
655 1.24 drochner
656 1.13 drochner sc->sc_focusidx = 0;
657 1.13 drochner sc->sc_focus = sc->sc_scr[0];
658 1.28 jdolecek start = 1;
659 1.89 jmcneill
660 1.89 jmcneill wsdisplay_console_attached = 1;
661 1.1 drochner }
662 1.1 drochner printf("\n");
663 1.61 takemura
664 1.61 takemura #if NWSKBD > 0 && NWSMUX > 0
665 1.61 takemura wsmux_set_display(mux, &sc->sc_dv);
666 1.61 takemura #endif
667 1.1 drochner
668 1.1 drochner sc->sc_accessops = accessops;
669 1.1 drochner sc->sc_accesscookie = accesscookie;
670 1.13 drochner sc->sc_scrdata = scrdata;
671 1.1 drochner
672 1.77 christos #ifdef WSDISPLAY_SCROLLSUPPORT
673 1.77 christos sc->sc_scroll_values = wsdisplay_default_scroll_values;
674 1.77 christos #endif
675 1.77 christos
676 1.13 drochner /*
677 1.24 drochner * Set up a number of virtual screens if wanted. The
678 1.13 drochner * WSDISPLAYIO_ADDSCREEN ioctl is more flexible, so this code
679 1.24 drochner * is for special cases like installation kernels.
680 1.13 drochner */
681 1.28 jdolecek for (i = start; i < wsdisplay_defaultscreens; i++) {
682 1.13 drochner if (wsdisplay_addscreen(sc, i, 0, 0))
683 1.13 drochner break;
684 1.28 jdolecek }
685 1.28 jdolecek
686 1.82 perry if (i > start)
687 1.28 jdolecek wsdisplay_addscreen_print(sc, start, i-start);
688 1.82 perry
689 1.29 ad if (hookset == 0)
690 1.29 ad shutdownhook_establish(wsdisplay_shutdownhook, NULL);
691 1.29 ad hookset = 1;
692 1.1 drochner }
693 1.1 drochner
694 1.1 drochner void
695 1.54 augustss wsdisplay_cnattach(const struct wsscreen_descr *type, void *cookie,
696 1.54 augustss int ccol, int crow, long defattr)
697 1.1 drochner {
698 1.1 drochner const struct wsemul_ops *wsemul;
699 1.1 drochner
700 1.105 macallan KASSERT(wsdisplay_console_initted < 2);
701 1.105 macallan KASSERT(type->nrows > 0);
702 1.105 macallan KASSERT(type->ncols > 0);
703 1.105 macallan KASSERT(crow < type->nrows);
704 1.105 macallan KASSERT(ccol < type->ncols);
705 1.105 macallan
706 1.105 macallan wsdisplay_console_conf.emulops = type->textops;
707 1.105 macallan wsdisplay_console_conf.emulcookie = cookie;
708 1.105 macallan wsdisplay_console_conf.scrdata = type;
709 1.105 macallan
710 1.105 macallan wsemul = wsemul_pick(0); /* default */
711 1.105 macallan wsdisplay_console_conf.wsemul = wsemul;
712 1.105 macallan wsdisplay_console_conf.wsemulcookie = (*wsemul->cnattach)(type, cookie,
713 1.105 macallan ccol, crow,
714 1.105 macallan defattr);
715 1.105 macallan
716 1.105 macallan cn_tab = &wsdisplay_cons;
717 1.105 macallan wsdisplay_console_initted = 2;
718 1.105 macallan }
719 1.105 macallan
720 1.105 macallan void
721 1.105 macallan wsdisplay_preattach(const struct wsscreen_descr *type, void *cookie,
722 1.105 macallan int ccol, int crow, long defattr)
723 1.105 macallan {
724 1.105 macallan const struct wsemul_ops *wsemul;
725 1.105 macallan
726 1.1 drochner KASSERT(!wsdisplay_console_initted);
727 1.1 drochner KASSERT(type->nrows > 0);
728 1.1 drochner KASSERT(type->ncols > 0);
729 1.1 drochner KASSERT(crow < type->nrows);
730 1.1 drochner KASSERT(ccol < type->ncols);
731 1.1 drochner
732 1.1 drochner wsdisplay_console_conf.emulops = type->textops;
733 1.1 drochner wsdisplay_console_conf.emulcookie = cookie;
734 1.1 drochner wsdisplay_console_conf.scrdata = type;
735 1.1 drochner
736 1.1 drochner wsemul = wsemul_pick(0); /* default */
737 1.1 drochner wsdisplay_console_conf.wsemul = wsemul;
738 1.1 drochner wsdisplay_console_conf.wsemulcookie = (*wsemul->cnattach)(type, cookie,
739 1.5 drochner ccol, crow,
740 1.5 drochner defattr);
741 1.1 drochner
742 1.1 drochner cn_tab = &wsdisplay_cons;
743 1.1 drochner wsdisplay_console_initted = 1;
744 1.1 drochner }
745 1.1 drochner
746 1.1 drochner /*
747 1.1 drochner * Tty and cdevsw functions.
748 1.1 drochner */
749 1.1 drochner int
750 1.106 christos wsdisplayopen(dev_t dev, int flag, int mode, struct lwp *l)
751 1.1 drochner {
752 1.1 drochner struct wsdisplay_softc *sc;
753 1.1 drochner struct tty *tp;
754 1.47 enami int newopen, error;
755 1.1 drochner struct wsscreen *scr;
756 1.1 drochner
757 1.47 enami sc = device_lookup(&wsdisplay_cd, WSDISPLAYUNIT(dev));
758 1.47 enami if (sc == NULL) /* make sure it was attached */
759 1.1 drochner return (ENXIO);
760 1.1 drochner
761 1.64 christos if (ISWSDISPLAYSTAT(dev)) {
762 1.88 jmmv wsevent_init(&sc->evar, l->l_proc);
763 1.64 christos return (0);
764 1.64 christos }
765 1.64 christos
766 1.13 drochner if (ISWSDISPLAYCTL(dev))
767 1.13 drochner return (0);
768 1.13 drochner
769 1.13 drochner if (WSDISPLAYSCREEN(dev) >= WSDISPLAY_MAXSCREEN)
770 1.13 drochner return (ENXIO);
771 1.76 manu if ((scr = sc->sc_scr[WSDISPLAYSCREEN(dev)]) == NULL)
772 1.1 drochner return (ENXIO);
773 1.1 drochner
774 1.6 drochner if (WSSCREEN_HAS_TTY(scr)) {
775 1.6 drochner tp = scr->scr_tty;
776 1.6 drochner tp->t_oproc = wsdisplaystart;
777 1.6 drochner tp->t_param = wsdisplayparam;
778 1.6 drochner tp->t_dev = dev;
779 1.6 drochner newopen = (tp->t_state & TS_ISOPEN) == 0;
780 1.101 elad
781 1.101 elad if (kauth_authorize_device_tty(l->l_cred,
782 1.101 elad KAUTH_DEVICE_TTY_OPEN, tp))
783 1.101 elad return (EBUSY);
784 1.101 elad
785 1.6 drochner if (newopen) {
786 1.6 drochner ttychars(tp);
787 1.6 drochner tp->t_iflag = TTYDEF_IFLAG;
788 1.6 drochner tp->t_oflag = TTYDEF_OFLAG;
789 1.6 drochner tp->t_cflag = TTYDEF_CFLAG;
790 1.6 drochner tp->t_lflag = TTYDEF_LFLAG;
791 1.6 drochner tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED;
792 1.6 drochner wsdisplayparam(tp, &tp->t_termios);
793 1.6 drochner ttsetwater(tp);
794 1.101 elad }
795 1.6 drochner tp->t_state |= TS_CARR_ON;
796 1.6 drochner
797 1.42 eeh error = ((*tp->t_linesw->l_open)(dev, tp));
798 1.6 drochner if (error)
799 1.6 drochner return (error);
800 1.6 drochner
801 1.6 drochner if (newopen && WSSCREEN_HAS_EMULATOR(scr)) {
802 1.6 drochner /* set window sizes as appropriate, and reset
803 1.6 drochner the emulation */
804 1.6 drochner tp->t_winsize.ws_row = scr->scr_dconf->scrdata->nrows;
805 1.6 drochner tp->t_winsize.ws_col = scr->scr_dconf->scrdata->ncols;
806 1.1 drochner
807 1.6 drochner /* wsdisplay_set_emulation() */
808 1.6 drochner }
809 1.1 drochner }
810 1.6 drochner
811 1.6 drochner scr->scr_flags |= SCR_OPEN;
812 1.6 drochner return (0);
813 1.1 drochner }
814 1.1 drochner
815 1.1 drochner int
816 1.106 christos wsdisplayclose(dev_t dev, int flag, int mode, struct lwp *l)
817 1.1 drochner {
818 1.1 drochner struct wsdisplay_softc *sc;
819 1.1 drochner struct tty *tp;
820 1.1 drochner struct wsscreen *scr;
821 1.1 drochner
822 1.47 enami sc = device_lookup(&wsdisplay_cd, WSDISPLAYUNIT(dev));
823 1.13 drochner
824 1.64 christos if (ISWSDISPLAYSTAT(dev)) {
825 1.64 christos wsevent_fini(&sc->evar);
826 1.64 christos return (0);
827 1.64 christos }
828 1.64 christos
829 1.13 drochner if (ISWSDISPLAYCTL(dev))
830 1.13 drochner return (0);
831 1.1 drochner
832 1.76 manu if ((scr = sc->sc_scr[WSDISPLAYSCREEN(dev)]) == NULL)
833 1.76 manu return (0);
834 1.1 drochner
835 1.6 drochner if (WSSCREEN_HAS_TTY(scr)) {
836 1.1 drochner if (scr->scr_hold_screen) {
837 1.1 drochner int s;
838 1.1 drochner
839 1.1 drochner /* XXX RESET KEYBOARD LEDS, etc. */
840 1.1 drochner s = spltty(); /* avoid conflict with keyboard */
841 1.1 drochner wsdisplay_kbdholdscreen((struct device *)sc, 0);
842 1.1 drochner splx(s);
843 1.1 drochner }
844 1.1 drochner tp = scr->scr_tty;
845 1.42 eeh (*tp->t_linesw->l_close)(tp, flag);
846 1.1 drochner ttyclose(tp);
847 1.1 drochner }
848 1.6 drochner
849 1.6 drochner if (scr->scr_syncops)
850 1.6 drochner (*scr->scr_syncops->destroy)(scr->scr_synccookie);
851 1.6 drochner
852 1.15 drochner if (WSSCREEN_HAS_EMULATOR(scr)) {
853 1.6 drochner scr->scr_flags &= ~SCR_GRAPHICS;
854 1.16 drochner (*scr->scr_dconf->wsemul->reset)(scr->scr_dconf->wsemulcookie,
855 1.16 drochner WSEMUL_RESET);
856 1.16 drochner if (wsdisplay_clearonclose)
857 1.15 drochner (*scr->scr_dconf->wsemul->reset)
858 1.16 drochner (scr->scr_dconf->wsemulcookie,
859 1.16 drochner WSEMUL_CLEARSCREEN);
860 1.15 drochner }
861 1.6 drochner
862 1.6 drochner #ifdef WSDISPLAY_COMPAT_RAWKBD
863 1.6 drochner if (scr->scr_rawkbd) {
864 1.6 drochner int kbmode = WSKBD_TRANSLATED;
865 1.56 augustss (void)wsdisplay_internal_ioctl(sc, scr, WSKBDIO_SETMODE,
866 1.87 christos (caddr_t)&kbmode, 0, l);
867 1.6 drochner }
868 1.6 drochner #endif
869 1.6 drochner
870 1.6 drochner scr->scr_flags &= ~SCR_OPEN;
871 1.1 drochner
872 1.1 drochner return (0);
873 1.1 drochner }
874 1.1 drochner
875 1.1 drochner int
876 1.54 augustss wsdisplayread(dev_t dev, struct uio *uio, int flag)
877 1.1 drochner {
878 1.1 drochner struct wsdisplay_softc *sc;
879 1.1 drochner struct tty *tp;
880 1.1 drochner struct wsscreen *scr;
881 1.64 christos int error;
882 1.1 drochner
883 1.47 enami sc = device_lookup(&wsdisplay_cd, WSDISPLAYUNIT(dev));
884 1.13 drochner
885 1.64 christos if (ISWSDISPLAYSTAT(dev)) {
886 1.64 christos error = wsevent_read(&sc->evar, uio, flag);
887 1.64 christos return (error);
888 1.64 christos }
889 1.64 christos
890 1.13 drochner if (ISWSDISPLAYCTL(dev))
891 1.13 drochner return (0);
892 1.1 drochner
893 1.76 manu if ((scr = sc->sc_scr[WSDISPLAYSCREEN(dev)]) == NULL)
894 1.76 manu return (ENXIO);
895 1.1 drochner
896 1.6 drochner if (!WSSCREEN_HAS_TTY(scr))
897 1.1 drochner return (ENODEV);
898 1.1 drochner
899 1.1 drochner tp = scr->scr_tty;
900 1.42 eeh return ((*tp->t_linesw->l_read)(tp, uio, flag));
901 1.1 drochner }
902 1.1 drochner
903 1.1 drochner int
904 1.54 augustss wsdisplaywrite(dev_t dev, struct uio *uio, int flag)
905 1.1 drochner {
906 1.1 drochner struct wsdisplay_softc *sc;
907 1.1 drochner struct tty *tp;
908 1.1 drochner struct wsscreen *scr;
909 1.1 drochner
910 1.47 enami sc = device_lookup(&wsdisplay_cd, WSDISPLAYUNIT(dev));
911 1.13 drochner
912 1.64 christos if (ISWSDISPLAYSTAT(dev)) {
913 1.64 christos return (0);
914 1.64 christos }
915 1.64 christos
916 1.13 drochner if (ISWSDISPLAYCTL(dev))
917 1.13 drochner return (0);
918 1.1 drochner
919 1.76 manu if ((scr = sc->sc_scr[WSDISPLAYSCREEN(dev)]) == NULL)
920 1.76 manu return (ENXIO);
921 1.1 drochner
922 1.6 drochner if (!WSSCREEN_HAS_TTY(scr))
923 1.1 drochner return (ENODEV);
924 1.1 drochner
925 1.1 drochner tp = scr->scr_tty;
926 1.42 eeh return ((*tp->t_linesw->l_write)(tp, uio, flag));
927 1.1 drochner }
928 1.1 drochner
929 1.50 scw int
930 1.87 christos wsdisplaypoll(dev_t dev, int events, struct lwp *l)
931 1.50 scw {
932 1.50 scw struct wsdisplay_softc *sc;
933 1.50 scw struct tty *tp;
934 1.50 scw struct wsscreen *scr;
935 1.50 scw
936 1.50 scw sc = device_lookup(&wsdisplay_cd, WSDISPLAYUNIT(dev));
937 1.50 scw
938 1.64 christos if (ISWSDISPLAYSTAT(dev))
939 1.87 christos return (wsevent_poll(&sc->evar, events, l));
940 1.64 christos
941 1.50 scw if (ISWSDISPLAYCTL(dev))
942 1.50 scw return (0);
943 1.50 scw
944 1.76 manu if ((scr = sc->sc_scr[WSDISPLAYSCREEN(dev)]) == NULL)
945 1.84 ws return (POLLHUP);
946 1.50 scw
947 1.50 scw if (!WSSCREEN_HAS_TTY(scr))
948 1.84 ws return (POLLERR);
949 1.50 scw
950 1.50 scw tp = scr->scr_tty;
951 1.87 christos return ((*tp->t_linesw->l_poll)(tp, events, l));
952 1.70 jdolecek }
953 1.70 jdolecek
954 1.70 jdolecek int
955 1.70 jdolecek wsdisplaykqfilter(dev, kn)
956 1.70 jdolecek dev_t dev;
957 1.70 jdolecek struct knote *kn;
958 1.70 jdolecek {
959 1.70 jdolecek struct wsdisplay_softc *sc =
960 1.70 jdolecek device_lookup(&wsdisplay_cd, WSDISPLAYUNIT(dev));
961 1.70 jdolecek struct wsscreen *scr;
962 1.70 jdolecek
963 1.70 jdolecek if (ISWSDISPLAYCTL(dev))
964 1.70 jdolecek return (1);
965 1.70 jdolecek
966 1.76 manu if ((scr = sc->sc_scr[WSDISPLAYSCREEN(dev)]) == NULL)
967 1.76 manu return (1);
968 1.82 perry
969 1.70 jdolecek
970 1.70 jdolecek if (WSSCREEN_HAS_TTY(scr))
971 1.70 jdolecek return (ttykqfilter(dev, kn));
972 1.70 jdolecek else
973 1.70 jdolecek return (1);
974 1.50 scw }
975 1.50 scw
976 1.1 drochner struct tty *
977 1.54 augustss wsdisplaytty(dev_t dev)
978 1.1 drochner {
979 1.1 drochner struct wsdisplay_softc *sc;
980 1.1 drochner struct wsscreen *scr;
981 1.1 drochner
982 1.47 enami sc = device_lookup(&wsdisplay_cd, WSDISPLAYUNIT(dev));
983 1.13 drochner
984 1.64 christos if (ISWSDISPLAYSTAT(dev))
985 1.64 christos panic("wsdisplaytty() on status device");
986 1.64 christos
987 1.13 drochner if (ISWSDISPLAYCTL(dev))
988 1.13 drochner panic("wsdisplaytty() on ctl device");
989 1.1 drochner
990 1.76 manu if ((scr = sc->sc_scr[WSDISPLAYSCREEN(dev)]) == NULL)
991 1.76 manu return NULL;
992 1.1 drochner
993 1.1 drochner return (scr->scr_tty);
994 1.1 drochner }
995 1.1 drochner
996 1.1 drochner int
997 1.87 christos wsdisplayioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct lwp *l)
998 1.1 drochner {
999 1.1 drochner struct wsdisplay_softc *sc;
1000 1.1 drochner struct tty *tp;
1001 1.47 enami int error;
1002 1.1 drochner struct wsscreen *scr;
1003 1.1 drochner
1004 1.47 enami sc = device_lookup(&wsdisplay_cd, WSDISPLAYUNIT(dev));
1005 1.13 drochner
1006 1.31 mycroft #ifdef WSDISPLAY_COMPAT_USL
1007 1.87 christos error = wsdisplay_usl_ioctl1(sc, cmd, data, flag, l);
1008 1.62 atatat if (error != EPASSTHROUGH)
1009 1.31 mycroft return (error);
1010 1.31 mycroft #endif
1011 1.31 mycroft
1012 1.64 christos if (ISWSDISPLAYSTAT(dev))
1013 1.87 christos return (wsdisplay_stat_ioctl(sc, cmd, data, flag, l));
1014 1.64 christos
1015 1.13 drochner if (ISWSDISPLAYCTL(dev))
1016 1.87 christos return (wsdisplay_cfg_ioctl(sc, cmd, data, flag, l));
1017 1.1 drochner
1018 1.76 manu if ((scr = sc->sc_scr[WSDISPLAYSCREEN(dev)]) == NULL)
1019 1.76 manu return (ENXIO);
1020 1.1 drochner
1021 1.6 drochner if (WSSCREEN_HAS_TTY(scr)) {
1022 1.1 drochner tp = scr->scr_tty;
1023 1.1 drochner
1024 1.1 drochner /* printf("disc\n"); */
1025 1.1 drochner /* do the line discipline ioctls first */
1026 1.87 christos error = (*tp->t_linesw->l_ioctl)(tp, cmd, data, flag, l);
1027 1.62 atatat if (error != EPASSTHROUGH)
1028 1.26 augustss return (error);
1029 1.1 drochner
1030 1.1 drochner /* printf("tty\n"); */
1031 1.1 drochner /* then the tty ioctls */
1032 1.87 christos error = ttioctl(tp, cmd, data, flag, l);
1033 1.62 atatat if (error != EPASSTHROUGH)
1034 1.26 augustss return (error);
1035 1.1 drochner }
1036 1.1 drochner
1037 1.6 drochner #ifdef WSDISPLAY_COMPAT_USL
1038 1.87 christos error = wsdisplay_usl_ioctl2(sc, scr, cmd, data, flag, l);
1039 1.62 atatat if (error != EPASSTHROUGH)
1040 1.6 drochner return (error);
1041 1.6 drochner #endif
1042 1.6 drochner
1043 1.87 christos return (wsdisplay_internal_ioctl(sc, scr, cmd, data, flag, l));
1044 1.41 takemura }
1045 1.41 takemura
1046 1.41 takemura int
1047 1.54 augustss wsdisplay_param(struct device *dev, u_long cmd, struct wsdisplay_param *dp)
1048 1.41 takemura {
1049 1.41 takemura struct wsdisplay_softc *sc = (struct wsdisplay_softc *)dev;
1050 1.105 macallan return ((*sc->sc_accessops->ioctl)(sc->sc_accesscookie,
1051 1.96 macallan sc->sc_focus->scr_dconf->emulcookie,
1052 1.94 jmmv cmd, (caddr_t)dp, 0, NULL));
1053 1.1 drochner }
1054 1.1 drochner
1055 1.1 drochner int
1056 1.54 augustss wsdisplay_internal_ioctl(struct wsdisplay_softc *sc, struct wsscreen *scr,
1057 1.87 christos u_long cmd, caddr_t data, int flag, struct lwp *l)
1058 1.1 drochner {
1059 1.6 drochner int error;
1060 1.14 drochner char namebuf[16];
1061 1.14 drochner struct wsdisplay_font fd;
1062 1.77 christos #ifdef WSDISPLAY_SCROLLSUPPORT
1063 1.77 christos struct wsdisplay_scroll_data *ksdp, *usdp;
1064 1.77 christos #endif
1065 1.1 drochner
1066 1.25 drochner #if NWSKBD > 0
1067 1.56 augustss struct wsevsrc *inp;
1068 1.56 augustss
1069 1.6 drochner #ifdef WSDISPLAY_COMPAT_RAWKBD
1070 1.26 augustss switch (cmd) {
1071 1.26 augustss case WSKBDIO_SETMODE:
1072 1.26 augustss scr->scr_rawkbd = (*(int *)data == WSKBD_RAW);
1073 1.26 augustss return (wsdisplay_update_rawkbd(sc, scr));
1074 1.26 augustss case WSKBDIO_GETMODE:
1075 1.26 augustss *(int *)data = (scr->scr_rawkbd ?
1076 1.26 augustss WSKBD_RAW : WSKBD_TRANSLATED);
1077 1.26 augustss return (0);
1078 1.26 augustss }
1079 1.6 drochner #endif
1080 1.56 augustss inp = sc->sc_input;
1081 1.58 augustss if (inp == NULL)
1082 1.58 augustss return (ENXIO);
1083 1.87 christos error = wsevsrc_display_ioctl(inp, cmd, data, flag, l);
1084 1.62 atatat if (error != EPASSTHROUGH)
1085 1.26 augustss return (error);
1086 1.25 drochner #endif /* NWSKBD > 0 */
1087 1.1 drochner
1088 1.1 drochner switch (cmd) {
1089 1.1 drochner case WSDISPLAYIO_GMODE:
1090 1.79 heas if (scr->scr_flags & SCR_GRAPHICS) {
1091 1.79 heas if (scr->scr_flags & SCR_DUMBFB)
1092 1.79 heas *(u_int *)data = WSDISPLAYIO_MODE_DUMBFB;
1093 1.79 heas else
1094 1.79 heas *(u_int *)data = WSDISPLAYIO_MODE_MAPPED;
1095 1.79 heas } else
1096 1.79 heas *(u_int *)data = WSDISPLAYIO_MODE_EMUL;
1097 1.1 drochner return (0);
1098 1.1 drochner
1099 1.1 drochner case WSDISPLAYIO_SMODE:
1100 1.6 drochner #define d (*(int *)data)
1101 1.6 drochner if (d != WSDISPLAYIO_MODE_EMUL &&
1102 1.79 heas d != WSDISPLAYIO_MODE_MAPPED &&
1103 1.79 heas d != WSDISPLAYIO_MODE_DUMBFB)
1104 1.1 drochner return (EINVAL);
1105 1.6 drochner
1106 1.6 drochner if (WSSCREEN_HAS_EMULATOR(scr)) {
1107 1.6 drochner scr->scr_flags &= ~SCR_GRAPHICS;
1108 1.79 heas if (d == WSDISPLAYIO_MODE_MAPPED ||
1109 1.79 heas d == WSDISPLAYIO_MODE_DUMBFB)
1110 1.79 heas scr->scr_flags |= SCR_GRAPHICS |
1111 1.79 heas ((d == WSDISPLAYIO_MODE_DUMBFB) ? SCR_DUMBFB : 0);
1112 1.6 drochner } else if (d == WSDISPLAYIO_MODE_EMUL)
1113 1.6 drochner return (EINVAL);
1114 1.44 sato
1115 1.96 macallan (void)(*sc->sc_accessops->ioctl)(sc->sc_accesscookie,
1116 1.96 macallan scr->scr_dconf->emulcookie, cmd, data, flag, l);
1117 1.44 sato
1118 1.9 drochner return (0);
1119 1.6 drochner #undef d
1120 1.14 drochner
1121 1.77 christos #ifdef WSDISPLAY_SCROLLSUPPORT
1122 1.77 christos #define SETSCROLLLINES(dstp, srcp, dfltp) \
1123 1.77 christos do { \
1124 1.77 christos (dstp)->fastlines = ((srcp)->which & \
1125 1.77 christos WSDISPLAY_SCROLL_DOFASTLINES) ? \
1126 1.77 christos (srcp)->fastlines : (dfltp)->fastlines; \
1127 1.77 christos (dstp)->slowlines = ((srcp)->which & \
1128 1.77 christos WSDISPLAY_SCROLL_DOSLOWLINES) ? \
1129 1.77 christos (srcp)->slowlines : (dfltp)->slowlines; \
1130 1.77 christos (dstp)->which = WSDISPLAY_SCROLL_DOALL; \
1131 1.77 christos } while (0)
1132 1.77 christos
1133 1.77 christos
1134 1.77 christos case WSDISPLAYIO_DSSCROLL:
1135 1.77 christos usdp = (struct wsdisplay_scroll_data *)data;
1136 1.77 christos ksdp = &sc->sc_scroll_values;
1137 1.77 christos SETSCROLLLINES(ksdp, usdp, ksdp);
1138 1.77 christos return (0);
1139 1.77 christos
1140 1.77 christos case WSDISPLAYIO_DGSCROLL:
1141 1.77 christos usdp = (struct wsdisplay_scroll_data *)data;
1142 1.77 christos ksdp = &sc->sc_scroll_values;
1143 1.77 christos SETSCROLLLINES(usdp, ksdp, ksdp);
1144 1.77 christos return (0);
1145 1.78 christos #else
1146 1.78 christos case WSDISPLAYIO_DSSCROLL:
1147 1.78 christos case WSDISPLAYIO_DGSCROLL:
1148 1.78 christos return ENODEV;
1149 1.77 christos #endif
1150 1.77 christos
1151 1.63 hannken case WSDISPLAYIO_SFONT:
1152 1.14 drochner #define d ((struct wsdisplay_usefontdata *)data)
1153 1.14 drochner if (!sc->sc_accessops->load_font)
1154 1.1 drochner return (EINVAL);
1155 1.14 drochner if (d->name) {
1156 1.14 drochner error = copyinstr(d->name, namebuf, sizeof(namebuf), 0);
1157 1.14 drochner if (error)
1158 1.14 drochner return (error);
1159 1.14 drochner fd.name = namebuf;
1160 1.14 drochner } else
1161 1.14 drochner fd.name = 0;
1162 1.14 drochner fd.data = 0;
1163 1.14 drochner error = (*sc->sc_accessops->load_font)(sc->sc_accesscookie,
1164 1.14 drochner scr->scr_dconf->emulcookie, &fd);
1165 1.16 drochner if (!error && WSSCREEN_HAS_EMULATOR(scr))
1166 1.14 drochner (*scr->scr_dconf->wsemul->reset)
1167 1.14 drochner (scr->scr_dconf->wsemulcookie, WSEMUL_SYNCFONT);
1168 1.14 drochner return (error);
1169 1.1 drochner #undef d
1170 1.64 christos
1171 1.80 jmmv #ifdef WSDISPLAY_CUSTOM_OUTPUT
1172 1.80 jmmv case WSDISPLAYIO_GMSGATTRS:
1173 1.80 jmmv #define d ((struct wsdisplay_msgattrs *)data)
1174 1.80 jmmv (*scr->scr_dconf->wsemul->getmsgattrs)
1175 1.80 jmmv (scr->scr_dconf->wsemulcookie, d);
1176 1.80 jmmv return (0);
1177 1.80 jmmv #undef d
1178 1.80 jmmv
1179 1.80 jmmv case WSDISPLAYIO_SMSGATTRS: {
1180 1.80 jmmv #define d ((struct wsdisplay_msgattrs *)data)
1181 1.80 jmmv int i;
1182 1.80 jmmv for (i = 0; i < WSDISPLAY_MAXSCREEN; i++)
1183 1.80 jmmv if (sc->sc_scr[i] != NULL)
1184 1.80 jmmv (*sc->sc_scr[i]->scr_dconf->wsemul->setmsgattrs)
1185 1.80 jmmv (sc->sc_scr[i]->scr_dconf->wsemulcookie,
1186 1.80 jmmv sc->sc_scr[i]->scr_dconf->scrdata,
1187 1.80 jmmv d);
1188 1.80 jmmv }
1189 1.80 jmmv return (0);
1190 1.80 jmmv #undef d
1191 1.80 jmmv #else
1192 1.80 jmmv case WSDISPLAYIO_GMSGATTRS:
1193 1.80 jmmv case WSDISPLAYIO_SMSGATTRS:
1194 1.80 jmmv return (ENODEV);
1195 1.80 jmmv #endif
1196 1.1 drochner }
1197 1.1 drochner
1198 1.1 drochner /* check ioctls for display */
1199 1.96 macallan return ((*sc->sc_accessops->ioctl)(sc->sc_accesscookie,
1200 1.96 macallan scr->scr_dconf->emulcookie, cmd, data, flag, l));
1201 1.1 drochner }
1202 1.1 drochner
1203 1.1 drochner int
1204 1.64 christos wsdisplay_stat_ioctl(struct wsdisplay_softc *sc, u_long cmd, caddr_t data,
1205 1.106 christos int flag, struct lwp *l)
1206 1.64 christos {
1207 1.64 christos switch (cmd) {
1208 1.64 christos case WSDISPLAYIO_GETACTIVESCREEN:
1209 1.64 christos *(int*)data = wsdisplay_getactivescreen(sc);
1210 1.64 christos return (0);
1211 1.64 christos }
1212 1.64 christos
1213 1.64 christos return (EPASSTHROUGH);
1214 1.64 christos }
1215 1.64 christos
1216 1.64 christos int
1217 1.54 augustss wsdisplay_cfg_ioctl(struct wsdisplay_softc *sc, u_long cmd, caddr_t data,
1218 1.87 christos int flag, struct lwp *l)
1219 1.13 drochner {
1220 1.13 drochner int error;
1221 1.13 drochner char *type, typebuf[16], *emul, emulbuf[16];
1222 1.83 christos void *tbuf;
1223 1.52 jdolecek u_int fontsz;
1224 1.26 augustss #if defined(COMPAT_14) && NWSKBD > 0
1225 1.26 augustss struct wsmux_device wsmuxdata;
1226 1.25 drochner #endif
1227 1.56 augustss #if NWSKBD > 0
1228 1.56 augustss struct wsevsrc *inp;
1229 1.56 augustss #endif
1230 1.13 drochner
1231 1.13 drochner switch (cmd) {
1232 1.13 drochner case WSDISPLAYIO_ADDSCREEN:
1233 1.13 drochner #define d ((struct wsdisplay_addscreendata *)data)
1234 1.13 drochner if (d->screentype) {
1235 1.13 drochner error = copyinstr(d->screentype, typebuf,
1236 1.13 drochner sizeof(typebuf), 0);
1237 1.13 drochner if (error)
1238 1.13 drochner return (error);
1239 1.13 drochner type = typebuf;
1240 1.13 drochner } else
1241 1.13 drochner type = 0;
1242 1.13 drochner if (d->emul) {
1243 1.26 augustss error = copyinstr(d->emul, emulbuf, sizeof(emulbuf),0);
1244 1.13 drochner if (error)
1245 1.13 drochner return (error);
1246 1.13 drochner emul = emulbuf;
1247 1.13 drochner } else
1248 1.13 drochner emul = 0;
1249 1.13 drochner
1250 1.28 jdolecek if ((error = wsdisplay_addscreen(sc, d->idx, type, emul)) == 0)
1251 1.28 jdolecek wsdisplay_addscreen_print(sc, d->idx, 0);
1252 1.28 jdolecek return (error);
1253 1.13 drochner #undef d
1254 1.13 drochner case WSDISPLAYIO_DELSCREEN:
1255 1.13 drochner #define d ((struct wsdisplay_delscreendata *)data)
1256 1.13 drochner return (wsdisplay_delscreen(sc, d->idx, d->flags));
1257 1.13 drochner #undef d
1258 1.14 drochner case WSDISPLAYIO_LDFONT:
1259 1.14 drochner #define d ((struct wsdisplay_font *)data)
1260 1.14 drochner if (!sc->sc_accessops->load_font)
1261 1.14 drochner return (EINVAL);
1262 1.14 drochner if (d->name) {
1263 1.14 drochner error = copyinstr(d->name, typebuf, sizeof(typebuf), 0);
1264 1.14 drochner if (error)
1265 1.14 drochner return (error);
1266 1.14 drochner d->name = typebuf;
1267 1.14 drochner } else
1268 1.14 drochner d->name = "loaded"; /* ??? */
1269 1.52 jdolecek fontsz = d->fontheight * d->stride * d->numchars;
1270 1.52 jdolecek if (fontsz > WSDISPLAY_MAXFONTSZ)
1271 1.52 jdolecek return (EINVAL);
1272 1.52 jdolecek
1273 1.83 christos tbuf = malloc(fontsz, M_DEVBUF, M_WAITOK);
1274 1.83 christos error = copyin(d->data, tbuf, fontsz);
1275 1.14 drochner if (error) {
1276 1.83 christos free(tbuf, M_DEVBUF);
1277 1.14 drochner return (error);
1278 1.14 drochner }
1279 1.83 christos d->data = tbuf;
1280 1.14 drochner error =
1281 1.14 drochner (*sc->sc_accessops->load_font)(sc->sc_accesscookie, 0, d);
1282 1.83 christos free(tbuf, M_DEVBUF);
1283 1.14 drochner #undef d
1284 1.14 drochner return (error);
1285 1.25 drochner
1286 1.25 drochner #if NWSKBD > 0
1287 1.26 augustss #ifdef COMPAT_14
1288 1.26 augustss case _O_WSDISPLAYIO_SETKEYBOARD:
1289 1.24 drochner #define d ((struct wsdisplay_kbddata *)data)
1290 1.58 augustss inp = sc->sc_input;
1291 1.58 augustss if (inp == NULL)
1292 1.58 augustss return (ENXIO);
1293 1.24 drochner switch (d->op) {
1294 1.26 augustss case _O_WSDISPLAY_KBD_ADD:
1295 1.24 drochner if (d->idx == -1) {
1296 1.24 drochner d->idx = wskbd_pickfree();
1297 1.24 drochner if (d->idx == -1)
1298 1.24 drochner return (ENXIO);
1299 1.24 drochner }
1300 1.26 augustss wsmuxdata.type = WSMUX_KBD;
1301 1.26 augustss wsmuxdata.idx = d->idx;
1302 1.58 augustss return (wsevsrc_ioctl(inp, WSMUX_ADD_DEVICE,
1303 1.87 christos &wsmuxdata, flag, l));
1304 1.26 augustss case _O_WSDISPLAY_KBD_DEL:
1305 1.26 augustss wsmuxdata.type = WSMUX_KBD;
1306 1.26 augustss wsmuxdata.idx = d->idx;
1307 1.58 augustss return (wsevsrc_ioctl(inp, WSMUX_REMOVE_DEVICE,
1308 1.87 christos &wsmuxdata, flag, l));
1309 1.24 drochner default:
1310 1.24 drochner return (EINVAL);
1311 1.24 drochner }
1312 1.24 drochner #undef d
1313 1.26 augustss #endif
1314 1.26 augustss
1315 1.56 augustss case WSMUXIO_ADD_DEVICE:
1316 1.26 augustss #define d ((struct wsmux_device *)data)
1317 1.26 augustss if (d->idx == -1 && d->type == WSMUX_KBD)
1318 1.26 augustss d->idx = wskbd_pickfree();
1319 1.26 augustss #undef d
1320 1.26 augustss /* fall into */
1321 1.56 augustss case WSMUXIO_INJECTEVENT:
1322 1.56 augustss case WSMUXIO_REMOVE_DEVICE:
1323 1.56 augustss case WSMUXIO_LIST_DEVICES:
1324 1.56 augustss inp = sc->sc_input;
1325 1.58 augustss if (inp == NULL)
1326 1.58 augustss return (ENXIO);
1327 1.87 christos return (wsevsrc_ioctl(inp, cmd, data, flag, l));
1328 1.25 drochner #endif /* NWSKBD > 0 */
1329 1.25 drochner
1330 1.13 drochner }
1331 1.62 atatat return (EPASSTHROUGH);
1332 1.13 drochner }
1333 1.13 drochner
1334 1.64 christos int
1335 1.64 christos wsdisplay_stat_inject(struct device *dev, u_int type, int value)
1336 1.64 christos {
1337 1.64 christos struct wsdisplay_softc *sc = (struct wsdisplay_softc *) dev;
1338 1.64 christos struct wseventvar *evar;
1339 1.88 jmmv struct wscons_event event;
1340 1.64 christos
1341 1.64 christos evar = &sc->evar;
1342 1.64 christos
1343 1.64 christos if (evar == NULL)
1344 1.64 christos return (0);
1345 1.64 christos
1346 1.64 christos if (evar->q == NULL)
1347 1.64 christos return (1);
1348 1.64 christos
1349 1.88 jmmv event.type = type;
1350 1.88 jmmv event.value = value;
1351 1.88 jmmv if (wsevent_inject(evar, &event, 1) != 0) {
1352 1.64 christos log(LOG_WARNING, "wsdisplay: event queue overflow\n");
1353 1.64 christos return (1);
1354 1.64 christos }
1355 1.64 christos
1356 1.64 christos return (0);
1357 1.64 christos }
1358 1.64 christos
1359 1.38 simonb paddr_t
1360 1.54 augustss wsdisplaymmap(dev_t dev, off_t offset, int prot)
1361 1.1 drochner {
1362 1.47 enami struct wsdisplay_softc *sc =
1363 1.47 enami device_lookup(&wsdisplay_cd, WSDISPLAYUNIT(dev));
1364 1.6 drochner struct wsscreen *scr;
1365 1.6 drochner
1366 1.64 christos if (ISWSDISPLAYSTAT(dev))
1367 1.64 christos return (-1);
1368 1.64 christos
1369 1.13 drochner if (ISWSDISPLAYCTL(dev))
1370 1.13 drochner return (-1);
1371 1.13 drochner
1372 1.76 manu if ((scr = sc->sc_scr[WSDISPLAYSCREEN(dev)]) == NULL)
1373 1.76 manu return (-1);
1374 1.1 drochner
1375 1.6 drochner if (!(scr->scr_flags & SCR_GRAPHICS))
1376 1.1 drochner return (-1);
1377 1.6 drochner
1378 1.1 drochner /* pass mmap to display */
1379 1.96 macallan return ((*sc->sc_accessops->mmap)(sc->sc_accesscookie,
1380 1.96 macallan scr->scr_dconf->emulcookie, offset, prot));
1381 1.1 drochner }
1382 1.1 drochner
1383 1.1 drochner void
1384 1.54 augustss wsdisplaystart(struct tty *tp)
1385 1.1 drochner {
1386 1.1 drochner struct wsdisplay_softc *sc;
1387 1.1 drochner struct wsscreen *scr;
1388 1.37 augustss int s, n;
1389 1.83 christos u_char *tbuf;
1390 1.82 perry
1391 1.1 drochner s = spltty();
1392 1.1 drochner if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) {
1393 1.1 drochner splx(s);
1394 1.1 drochner return;
1395 1.1 drochner }
1396 1.47 enami sc = device_lookup(&wsdisplay_cd, WSDISPLAYUNIT(tp->t_dev));
1397 1.76 manu if ((scr = sc->sc_scr[WSDISPLAYSCREEN(tp->t_dev)]) == NULL) {
1398 1.76 manu splx(s);
1399 1.82 perry return;
1400 1.76 manu }
1401 1.76 manu
1402 1.1 drochner if (scr->scr_hold_screen) {
1403 1.1 drochner tp->t_state |= TS_TIMEOUT;
1404 1.1 drochner splx(s);
1405 1.1 drochner return;
1406 1.1 drochner }
1407 1.82 perry tp->t_state |= TS_BUSY;
1408 1.1 drochner splx(s);
1409 1.82 perry
1410 1.20 sommerfe /*
1411 1.20 sommerfe * Drain output from ring buffer.
1412 1.82 perry * The output will normally be in one contiguous chunk, but when the
1413 1.82 perry * ring wraps, it will be in two pieces.. one at the end of the ring,
1414 1.82 perry * the other at the start. For performance, rather than loop here,
1415 1.82 perry * we output one chunk, see if there's another one, and if so, output
1416 1.20 sommerfe * it too.
1417 1.20 sommerfe */
1418 1.20 sommerfe
1419 1.20 sommerfe n = ndqb(&tp->t_outq, 0);
1420 1.83 christos tbuf = tp->t_outq.c_cf;
1421 1.1 drochner
1422 1.12 drochner if (!(scr->scr_flags & SCR_GRAPHICS)) {
1423 1.12 drochner KASSERT(WSSCREEN_HAS_EMULATOR(scr));
1424 1.1 drochner (*scr->scr_dconf->wsemul->output)(scr->scr_dconf->wsemulcookie,
1425 1.83 christos tbuf, n, 0);
1426 1.20 sommerfe }
1427 1.20 sommerfe ndflush(&tp->t_outq, n);
1428 1.20 sommerfe
1429 1.20 sommerfe if ((n = ndqb(&tp->t_outq, 0)) > 0) {
1430 1.83 christos tbuf = tp->t_outq.c_cf;
1431 1.20 sommerfe
1432 1.20 sommerfe if (!(scr->scr_flags & SCR_GRAPHICS)) {
1433 1.20 sommerfe KASSERT(WSSCREEN_HAS_EMULATOR(scr));
1434 1.76 manu (*scr->scr_dconf->wsemul->output)
1435 1.83 christos (scr->scr_dconf->wsemulcookie, tbuf, n, 0);
1436 1.20 sommerfe }
1437 1.20 sommerfe ndflush(&tp->t_outq, n);
1438 1.12 drochner }
1439 1.1 drochner
1440 1.1 drochner s = spltty();
1441 1.1 drochner tp->t_state &= ~TS_BUSY;
1442 1.1 drochner /* Come back if there's more to do */
1443 1.1 drochner if (tp->t_outq.c_cc) {
1444 1.1 drochner tp->t_state |= TS_TIMEOUT;
1445 1.36 thorpej callout_reset(&tp->t_rstrt_ch, (hz > 128) ? (hz / 128) : 1,
1446 1.36 thorpej ttrstrt, tp);
1447 1.1 drochner }
1448 1.1 drochner if (tp->t_outq.c_cc <= tp->t_lowat) {
1449 1.1 drochner if (tp->t_state&TS_ASLEEP) {
1450 1.1 drochner tp->t_state &= ~TS_ASLEEP;
1451 1.56 augustss wakeup(&tp->t_outq);
1452 1.1 drochner }
1453 1.1 drochner selwakeup(&tp->t_wsel);
1454 1.1 drochner }
1455 1.1 drochner splx(s);
1456 1.1 drochner }
1457 1.1 drochner
1458 1.1 drochner void
1459 1.106 christos wsdisplaystop(struct tty *tp, int flag)
1460 1.1 drochner {
1461 1.1 drochner int s;
1462 1.1 drochner
1463 1.1 drochner s = spltty();
1464 1.1 drochner if (ISSET(tp->t_state, TS_BUSY))
1465 1.1 drochner if (!ISSET(tp->t_state, TS_TTSTOP))
1466 1.1 drochner SET(tp->t_state, TS_FLUSH);
1467 1.1 drochner splx(s);
1468 1.1 drochner }
1469 1.1 drochner
1470 1.1 drochner /* Set line parameters. */
1471 1.1 drochner int
1472 1.54 augustss wsdisplayparam(struct tty *tp, struct termios *t)
1473 1.1 drochner {
1474 1.1 drochner
1475 1.1 drochner tp->t_ispeed = t->c_ispeed;
1476 1.1 drochner tp->t_ospeed = t->c_ospeed;
1477 1.1 drochner tp->t_cflag = t->c_cflag;
1478 1.1 drochner return 0;
1479 1.1 drochner }
1480 1.1 drochner
1481 1.1 drochner /*
1482 1.1 drochner * Callbacks for the emulation code.
1483 1.1 drochner */
1484 1.1 drochner void
1485 1.54 augustss wsdisplay_emulbell(void *v)
1486 1.1 drochner {
1487 1.1 drochner struct wsscreen *scr = v;
1488 1.1 drochner
1489 1.1 drochner if (scr == NULL) /* console, before real attach */
1490 1.1 drochner return;
1491 1.1 drochner
1492 1.6 drochner if (scr->scr_flags & SCR_GRAPHICS) /* can this happen? */
1493 1.1 drochner return;
1494 1.1 drochner
1495 1.1 drochner (void) wsdisplay_internal_ioctl(scr->sc, scr, WSKBDIO_BELL, NULL,
1496 1.1 drochner FWRITE, NULL);
1497 1.1 drochner }
1498 1.1 drochner
1499 1.1 drochner void
1500 1.54 augustss wsdisplay_emulinput(void *v, const u_char *data, u_int count)
1501 1.1 drochner {
1502 1.1 drochner struct wsscreen *scr = v;
1503 1.1 drochner struct tty *tp;
1504 1.1 drochner
1505 1.1 drochner if (v == NULL) /* console, before real attach */
1506 1.1 drochner return;
1507 1.1 drochner
1508 1.6 drochner if (scr->scr_flags & SCR_GRAPHICS) /* XXX can't happen */
1509 1.6 drochner return;
1510 1.6 drochner if (!WSSCREEN_HAS_TTY(scr))
1511 1.1 drochner return;
1512 1.1 drochner
1513 1.1 drochner tp = scr->scr_tty;
1514 1.1 drochner while (count-- > 0)
1515 1.42 eeh (*tp->t_linesw->l_rint)(*data++, tp);
1516 1.72 simonb }
1517 1.1 drochner
1518 1.1 drochner /*
1519 1.1 drochner * Calls from the keyboard interface.
1520 1.1 drochner */
1521 1.1 drochner void
1522 1.54 augustss wsdisplay_kbdinput(struct device *dev, keysym_t ks)
1523 1.1 drochner {
1524 1.1 drochner struct wsdisplay_softc *sc = (struct wsdisplay_softc *)dev;
1525 1.1 drochner struct wsscreen *scr;
1526 1.83 christos const char *dp;
1527 1.8 drochner int count;
1528 1.1 drochner struct tty *tp;
1529 1.1 drochner
1530 1.1 drochner KASSERT(sc != NULL);
1531 1.6 drochner
1532 1.1 drochner scr = sc->sc_focus;
1533 1.1 drochner
1534 1.13 drochner if (!scr || !WSSCREEN_HAS_TTY(scr))
1535 1.1 drochner return;
1536 1.1 drochner
1537 1.1 drochner tp = scr->scr_tty;
1538 1.8 drochner
1539 1.8 drochner if (KS_GROUP(ks) == KS_GROUP_Ascii)
1540 1.42 eeh (*tp->t_linesw->l_rint)(KS_VALUE(ks), tp);
1541 1.8 drochner else if (WSSCREEN_HAS_EMULATOR(scr)) {
1542 1.8 drochner count = (*scr->scr_dconf->wsemul->translate)
1543 1.8 drochner (scr->scr_dconf->wsemulcookie, ks, &dp);
1544 1.8 drochner while (count-- > 0)
1545 1.42 eeh (*tp->t_linesw->l_rint)(*dp++, tp);
1546 1.8 drochner }
1547 1.1 drochner }
1548 1.1 drochner
1549 1.56 augustss #if defined(WSDISPLAY_COMPAT_RAWKBD)
1550 1.7 drochner int
1551 1.54 augustss wsdisplay_update_rawkbd(struct wsdisplay_softc *sc, struct wsscreen *scr)
1552 1.7 drochner {
1553 1.56 augustss #if NWSKBD > 0
1554 1.18 drochner int s, raw, data, error;
1555 1.56 augustss struct wsevsrc *inp;
1556 1.56 augustss
1557 1.7 drochner s = spltty();
1558 1.7 drochner
1559 1.18 drochner raw = (scr ? scr->scr_rawkbd : 0);
1560 1.18 drochner
1561 1.26 augustss if (scr != sc->sc_focus ||
1562 1.18 drochner sc->sc_rawkbd == raw) {
1563 1.7 drochner splx(s);
1564 1.7 drochner return (0);
1565 1.7 drochner }
1566 1.7 drochner
1567 1.26 augustss data = raw ? WSKBD_RAW : WSKBD_TRANSLATED;
1568 1.56 augustss inp = sc->sc_input;
1569 1.99 drochner if (inp == NULL) {
1570 1.99 drochner splx(s);
1571 1.58 augustss return (ENXIO);
1572 1.99 drochner }
1573 1.95 macallan error = wsevsrc_display_ioctl(inp, WSKBDIO_SETMODE, &data, 0, 0);
1574 1.7 drochner if (!error)
1575 1.18 drochner sc->sc_rawkbd = raw;
1576 1.7 drochner splx(s);
1577 1.7 drochner return (error);
1578 1.56 augustss #else
1579 1.56 augustss return (0);
1580 1.56 augustss #endif
1581 1.7 drochner }
1582 1.7 drochner #endif
1583 1.7 drochner
1584 1.1 drochner int
1585 1.54 augustss wsdisplay_switch3(void *arg, int error, int waitok)
1586 1.18 drochner {
1587 1.18 drochner struct wsdisplay_softc *sc = arg;
1588 1.18 drochner int no;
1589 1.18 drochner struct wsscreen *scr;
1590 1.18 drochner
1591 1.18 drochner if (!(sc->sc_flags & SC_SWITCHPENDING)) {
1592 1.18 drochner printf("wsdisplay_switch3: not switching\n");
1593 1.18 drochner return (EINVAL);
1594 1.18 drochner }
1595 1.18 drochner
1596 1.18 drochner no = sc->sc_screenwanted;
1597 1.18 drochner if (no < 0 || no >= WSDISPLAY_MAXSCREEN)
1598 1.18 drochner panic("wsdisplay_switch3: invalid screen %d", no);
1599 1.18 drochner scr = sc->sc_scr[no];
1600 1.18 drochner if (!scr) {
1601 1.18 drochner printf("wsdisplay_switch3: screen %d disappeared\n", no);
1602 1.18 drochner error = ENXIO;
1603 1.18 drochner }
1604 1.18 drochner
1605 1.18 drochner if (error) {
1606 1.18 drochner /* try to recover, avoid recursion */
1607 1.18 drochner
1608 1.39 takemura if (sc->sc_oldscreen == WSDISPLAY_NULLSCREEN) {
1609 1.18 drochner printf("wsdisplay_switch3: giving up\n");
1610 1.18 drochner sc->sc_focus = 0;
1611 1.18 drochner #ifdef WSDISPLAY_COMPAT_RAWKBD
1612 1.18 drochner wsdisplay_update_rawkbd(sc, 0);
1613 1.18 drochner #endif
1614 1.18 drochner sc->sc_flags &= ~SC_SWITCHPENDING;
1615 1.18 drochner return (error);
1616 1.18 drochner }
1617 1.18 drochner
1618 1.18 drochner sc->sc_screenwanted = sc->sc_oldscreen;
1619 1.39 takemura sc->sc_oldscreen = WSDISPLAY_NULLSCREEN;
1620 1.18 drochner return (wsdisplay_switch1(arg, 0, waitok));
1621 1.18 drochner }
1622 1.18 drochner
1623 1.18 drochner sc->sc_flags &= ~SC_SWITCHPENDING;
1624 1.18 drochner
1625 1.18 drochner if (!error && (scr->scr_flags & SCR_WAITACTIVE))
1626 1.18 drochner wakeup(scr);
1627 1.18 drochner return (error);
1628 1.18 drochner }
1629 1.18 drochner
1630 1.18 drochner int
1631 1.54 augustss wsdisplay_switch2(void *arg, int error, int waitok)
1632 1.6 drochner {
1633 1.6 drochner struct wsdisplay_softc *sc = arg;
1634 1.1 drochner int no;
1635 1.6 drochner struct wsscreen *scr;
1636 1.6 drochner
1637 1.6 drochner if (!(sc->sc_flags & SC_SWITCHPENDING)) {
1638 1.33 drochner printf("wsdisplay_switch2: not switching\n");
1639 1.6 drochner return (EINVAL);
1640 1.6 drochner }
1641 1.3 hannken
1642 1.6 drochner no = sc->sc_screenwanted;
1643 1.3 hannken if (no < 0 || no >= WSDISPLAY_MAXSCREEN)
1644 1.33 drochner panic("wsdisplay_switch2: invalid screen %d", no);
1645 1.6 drochner scr = sc->sc_scr[no];
1646 1.6 drochner if (!scr) {
1647 1.33 drochner printf("wsdisplay_switch2: screen %d disappeared\n", no);
1648 1.18 drochner error = ENXIO;
1649 1.18 drochner }
1650 1.18 drochner
1651 1.18 drochner if (error) {
1652 1.33 drochner /* try to recover, avoid recursion */
1653 1.33 drochner
1654 1.39 takemura if (sc->sc_oldscreen == WSDISPLAY_NULLSCREEN) {
1655 1.33 drochner printf("wsdisplay_switch2: giving up\n");
1656 1.33 drochner sc->sc_focus = 0;
1657 1.33 drochner sc->sc_flags &= ~SC_SWITCHPENDING;
1658 1.33 drochner return (error);
1659 1.33 drochner }
1660 1.33 drochner
1661 1.33 drochner sc->sc_screenwanted = sc->sc_oldscreen;
1662 1.39 takemura sc->sc_oldscreen = WSDISPLAY_NULLSCREEN;
1663 1.33 drochner return (wsdisplay_switch1(arg, 0, waitok));
1664 1.6 drochner }
1665 1.6 drochner
1666 1.6 drochner sc->sc_focusidx = no;
1667 1.6 drochner sc->sc_focus = scr;
1668 1.6 drochner
1669 1.6 drochner #ifdef WSDISPLAY_COMPAT_RAWKBD
1670 1.7 drochner (void) wsdisplay_update_rawkbd(sc, scr);
1671 1.6 drochner #endif
1672 1.6 drochner /* keyboard map??? */
1673 1.6 drochner
1674 1.54 augustss #define wsswitch_cb3 ((void (*)(void *, int, int))wsdisplay_switch3)
1675 1.6 drochner if (scr->scr_syncops) {
1676 1.18 drochner error = (*scr->scr_syncops->attach)(scr->scr_synccookie, waitok,
1677 1.33 drochner sc->sc_isconsole && wsdisplay_cons_pollmode ? 0 : wsswitch_cb3, sc);
1678 1.18 drochner if (error == EAGAIN) {
1679 1.18 drochner /* switch will be done asynchronously */
1680 1.18 drochner return (0);
1681 1.18 drochner }
1682 1.6 drochner }
1683 1.1 drochner
1684 1.18 drochner return (wsdisplay_switch3(sc, error, waitok));
1685 1.6 drochner }
1686 1.6 drochner
1687 1.6 drochner int
1688 1.54 augustss wsdisplay_switch1(void *arg, int error, int waitok)
1689 1.33 drochner {
1690 1.33 drochner struct wsdisplay_softc *sc = arg;
1691 1.33 drochner int no;
1692 1.33 drochner struct wsscreen *scr;
1693 1.33 drochner
1694 1.33 drochner if (!(sc->sc_flags & SC_SWITCHPENDING)) {
1695 1.33 drochner printf("wsdisplay_switch1: not switching\n");
1696 1.33 drochner return (EINVAL);
1697 1.33 drochner }
1698 1.33 drochner
1699 1.33 drochner no = sc->sc_screenwanted;
1700 1.39 takemura if (no == WSDISPLAY_NULLSCREEN) {
1701 1.39 takemura sc->sc_flags &= ~SC_SWITCHPENDING;
1702 1.39 takemura if (!error) {
1703 1.39 takemura sc->sc_focus = 0;
1704 1.39 takemura }
1705 1.39 takemura wakeup(sc);
1706 1.39 takemura return (error);
1707 1.39 takemura }
1708 1.33 drochner if (no < 0 || no >= WSDISPLAY_MAXSCREEN)
1709 1.33 drochner panic("wsdisplay_switch1: invalid screen %d", no);
1710 1.33 drochner scr = sc->sc_scr[no];
1711 1.33 drochner if (!scr) {
1712 1.33 drochner printf("wsdisplay_switch1: screen %d disappeared\n", no);
1713 1.33 drochner error = ENXIO;
1714 1.33 drochner }
1715 1.33 drochner
1716 1.33 drochner if (error) {
1717 1.33 drochner sc->sc_flags &= ~SC_SWITCHPENDING;
1718 1.33 drochner return (error);
1719 1.33 drochner }
1720 1.33 drochner
1721 1.54 augustss #define wsswitch_cb2 ((void (*)(void *, int, int))wsdisplay_switch2)
1722 1.33 drochner error = (*sc->sc_accessops->show_screen)(sc->sc_accesscookie,
1723 1.33 drochner scr->scr_dconf->emulcookie,
1724 1.33 drochner waitok,
1725 1.33 drochner sc->sc_isconsole && wsdisplay_cons_pollmode ? 0 : wsswitch_cb2, sc);
1726 1.33 drochner if (error == EAGAIN) {
1727 1.33 drochner /* switch will be done asynchronously */
1728 1.33 drochner return (0);
1729 1.33 drochner }
1730 1.33 drochner
1731 1.33 drochner return (wsdisplay_switch2(sc, error, waitok));
1732 1.33 drochner }
1733 1.33 drochner
1734 1.33 drochner int
1735 1.54 augustss wsdisplay_switch(struct device *dev, int no, int waitok)
1736 1.6 drochner {
1737 1.6 drochner struct wsdisplay_softc *sc = (struct wsdisplay_softc *)dev;
1738 1.6 drochner int s, res = 0;
1739 1.6 drochner struct wsscreen *scr;
1740 1.6 drochner
1741 1.76 manu if (no != WSDISPLAY_NULLSCREEN) {
1742 1.76 manu if ((no < 0 || no >= WSDISPLAY_MAXSCREEN))
1743 1.76 manu return (EINVAL);
1744 1.76 manu if (sc->sc_scr[no] == NULL)
1745 1.76 manu return (ENXIO);
1746 1.76 manu }
1747 1.64 christos
1748 1.64 christos wsdisplay_stat_inject(dev, WSCONS_EVENT_SCREEN_SWITCH, no);
1749 1.1 drochner
1750 1.1 drochner s = spltty();
1751 1.1 drochner
1752 1.39 takemura if ((sc->sc_focus && no == sc->sc_focusidx) ||
1753 1.39 takemura (sc->sc_focus == NULL && no == WSDISPLAY_NULLSCREEN)) {
1754 1.6 drochner splx(s);
1755 1.6 drochner return (0);
1756 1.6 drochner }
1757 1.6 drochner
1758 1.6 drochner if (sc->sc_flags & SC_SWITCHPENDING) {
1759 1.6 drochner splx(s);
1760 1.6 drochner return (EBUSY);
1761 1.6 drochner }
1762 1.6 drochner
1763 1.6 drochner sc->sc_flags |= SC_SWITCHPENDING;
1764 1.6 drochner sc->sc_screenwanted = no;
1765 1.1 drochner
1766 1.1 drochner splx(s);
1767 1.1 drochner
1768 1.6 drochner scr = sc->sc_focus;
1769 1.18 drochner if (!scr) {
1770 1.39 takemura sc->sc_oldscreen = WSDISPLAY_NULLSCREEN;
1771 1.18 drochner return (wsdisplay_switch1(sc, 0, waitok));
1772 1.18 drochner } else
1773 1.18 drochner sc->sc_oldscreen = sc->sc_focusidx;
1774 1.6 drochner
1775 1.54 augustss #define wsswitch_cb1 ((void (*)(void *, int, int))wsdisplay_switch1)
1776 1.6 drochner if (scr->scr_syncops) {
1777 1.6 drochner res = (*scr->scr_syncops->detach)(scr->scr_synccookie, waitok,
1778 1.33 drochner sc->sc_isconsole && wsdisplay_cons_pollmode ? 0 : wsswitch_cb1, sc);
1779 1.6 drochner if (res == EAGAIN) {
1780 1.6 drochner /* switch will be done asynchronously */
1781 1.6 drochner return (0);
1782 1.6 drochner }
1783 1.6 drochner } else if (scr->scr_flags & SCR_GRAPHICS) {
1784 1.6 drochner /* no way to save state */
1785 1.6 drochner res = EBUSY;
1786 1.6 drochner }
1787 1.6 drochner
1788 1.18 drochner return (wsdisplay_switch1(sc, res, waitok));
1789 1.15 drochner }
1790 1.15 drochner
1791 1.15 drochner void
1792 1.54 augustss wsdisplay_reset(struct device *dev, enum wsdisplay_resetops op)
1793 1.15 drochner {
1794 1.15 drochner struct wsdisplay_softc *sc = (struct wsdisplay_softc *)dev;
1795 1.15 drochner struct wsscreen *scr;
1796 1.15 drochner
1797 1.15 drochner KASSERT(sc != NULL);
1798 1.15 drochner scr = sc->sc_focus;
1799 1.15 drochner
1800 1.16 drochner if (!scr)
1801 1.15 drochner return;
1802 1.15 drochner
1803 1.16 drochner switch (op) {
1804 1.16 drochner case WSDISPLAY_RESETEMUL:
1805 1.16 drochner if (!WSSCREEN_HAS_EMULATOR(scr))
1806 1.16 drochner break;
1807 1.16 drochner (*scr->scr_dconf->wsemul->reset)(scr->scr_dconf->wsemulcookie,
1808 1.16 drochner WSEMUL_RESET);
1809 1.16 drochner break;
1810 1.16 drochner case WSDISPLAY_RESETCLOSE:
1811 1.16 drochner wsdisplay_closescreen(sc, scr);
1812 1.16 drochner break;
1813 1.16 drochner }
1814 1.6 drochner }
1815 1.6 drochner
1816 1.6 drochner /*
1817 1.6 drochner * Interface for (external) VT switch / process synchronization code
1818 1.6 drochner */
1819 1.6 drochner int
1820 1.54 augustss wsscreen_attach_sync(struct wsscreen *scr, const struct wscons_syncops *ops,
1821 1.54 augustss void *cookie)
1822 1.6 drochner {
1823 1.6 drochner if (scr->scr_syncops) {
1824 1.6 drochner /*
1825 1.6 drochner * The screen is already claimed.
1826 1.6 drochner * Check if the owner is still alive.
1827 1.6 drochner */
1828 1.6 drochner if ((*scr->scr_syncops->check)(scr->scr_synccookie))
1829 1.6 drochner return (EBUSY);
1830 1.6 drochner }
1831 1.6 drochner scr->scr_syncops = ops;
1832 1.6 drochner scr->scr_synccookie = cookie;
1833 1.6 drochner return (0);
1834 1.6 drochner }
1835 1.6 drochner
1836 1.6 drochner int
1837 1.54 augustss wsscreen_detach_sync(struct wsscreen *scr)
1838 1.6 drochner {
1839 1.6 drochner if (!scr->scr_syncops)
1840 1.6 drochner return (EINVAL);
1841 1.6 drochner scr->scr_syncops = 0;
1842 1.1 drochner return (0);
1843 1.1 drochner }
1844 1.1 drochner
1845 1.6 drochner int
1846 1.54 augustss wsscreen_lookup_sync(struct wsscreen *scr,
1847 1.54 augustss const struct wscons_syncops *ops, /* used as ID */
1848 1.54 augustss void **cookiep)
1849 1.6 drochner {
1850 1.6 drochner if (!scr->scr_syncops || ops != scr->scr_syncops)
1851 1.6 drochner return (EINVAL);
1852 1.6 drochner *cookiep = scr->scr_synccookie;
1853 1.6 drochner return (0);
1854 1.6 drochner }
1855 1.6 drochner
1856 1.6 drochner /*
1857 1.6 drochner * Interface to virtual screen stuff
1858 1.6 drochner */
1859 1.6 drochner int
1860 1.106 christos wsdisplay_maxscreenidx(struct wsdisplay_softc *sc)
1861 1.6 drochner {
1862 1.6 drochner return (WSDISPLAY_MAXSCREEN - 1);
1863 1.6 drochner }
1864 1.6 drochner
1865 1.6 drochner int
1866 1.54 augustss wsdisplay_screenstate(struct wsdisplay_softc *sc, int idx)
1867 1.6 drochner {
1868 1.39 takemura if (idx < 0 || idx >= WSDISPLAY_MAXSCREEN)
1869 1.6 drochner return (EINVAL);
1870 1.6 drochner if (!sc->sc_scr[idx])
1871 1.6 drochner return (ENXIO);
1872 1.6 drochner return ((sc->sc_scr[idx]->scr_flags & SCR_OPEN) ? EBUSY : 0);
1873 1.6 drochner }
1874 1.6 drochner
1875 1.6 drochner int
1876 1.54 augustss wsdisplay_getactivescreen(struct wsdisplay_softc *sc)
1877 1.6 drochner {
1878 1.39 takemura return (sc->sc_focus ? sc->sc_focusidx : WSDISPLAY_NULLSCREEN);
1879 1.6 drochner }
1880 1.6 drochner
1881 1.6 drochner int
1882 1.54 augustss wsscreen_switchwait(struct wsdisplay_softc *sc, int no)
1883 1.6 drochner {
1884 1.6 drochner struct wsscreen *scr;
1885 1.6 drochner int s, res = 0;
1886 1.39 takemura
1887 1.39 takemura if (no == WSDISPLAY_NULLSCREEN) {
1888 1.39 takemura s = spltty();
1889 1.39 takemura while (sc->sc_focus && res == 0) {
1890 1.39 takemura res = tsleep(sc, PCATCH, "wswait", 0);
1891 1.39 takemura }
1892 1.39 takemura splx(s);
1893 1.39 takemura return (res);
1894 1.39 takemura }
1895 1.6 drochner
1896 1.6 drochner if (no < 0 || no >= WSDISPLAY_MAXSCREEN)
1897 1.6 drochner return (ENXIO);
1898 1.6 drochner scr = sc->sc_scr[no];
1899 1.6 drochner if (!scr)
1900 1.6 drochner return (ENXIO);
1901 1.6 drochner
1902 1.6 drochner s = spltty();
1903 1.6 drochner if (scr != sc->sc_focus) {
1904 1.6 drochner scr->scr_flags |= SCR_WAITACTIVE;
1905 1.6 drochner res = tsleep(scr, PCATCH, "wswait", 0);
1906 1.13 drochner if (scr != sc->sc_scr[no])
1907 1.13 drochner res = ENXIO; /* disappeared in the meantime */
1908 1.13 drochner else
1909 1.13 drochner scr->scr_flags &= ~SCR_WAITACTIVE;
1910 1.6 drochner }
1911 1.6 drochner splx(s);
1912 1.6 drochner return (res);
1913 1.6 drochner }
1914 1.6 drochner
1915 1.1 drochner void
1916 1.54 augustss wsdisplay_kbdholdscreen(struct device *dev, int hold)
1917 1.1 drochner {
1918 1.1 drochner struct wsdisplay_softc *sc = (struct wsdisplay_softc *)dev;
1919 1.1 drochner struct wsscreen *scr;
1920 1.1 drochner
1921 1.1 drochner scr = sc->sc_focus;
1922 1.1 drochner
1923 1.1 drochner if (hold)
1924 1.1 drochner scr->scr_hold_screen = 1;
1925 1.1 drochner else {
1926 1.1 drochner scr->scr_hold_screen = 0;
1927 1.36 thorpej callout_reset(&scr->scr_tty->t_rstrt_ch, 0,
1928 1.36 thorpej ttrstrt, scr->scr_tty); /* "immediate" */
1929 1.1 drochner }
1930 1.1 drochner }
1931 1.1 drochner
1932 1.25 drochner #if NWSKBD > 0
1933 1.59 augustss void
1934 1.57 augustss wsdisplay_set_console_kbd(struct wsevsrc *src)
1935 1.1 drochner {
1936 1.59 augustss if (wsdisplay_console_device == NULL) {
1937 1.59 augustss src->me_dispdv = NULL;
1938 1.59 augustss return;
1939 1.59 augustss }
1940 1.56 augustss #if NWSMUX > 0
1941 1.59 augustss if (wsmux_attach_sc((struct wsmux_softc *)
1942 1.59 augustss wsdisplay_console_device->sc_input, src)) {
1943 1.59 augustss src->me_dispdv = NULL;
1944 1.59 augustss return;
1945 1.59 augustss }
1946 1.56 augustss #else
1947 1.57 augustss wsdisplay_console_device->sc_input = src;
1948 1.56 augustss #endif
1949 1.59 augustss src->me_dispdv = &wsdisplay_console_device->sc_dv;
1950 1.1 drochner }
1951 1.25 drochner #endif /* NWSKBD > 0 */
1952 1.1 drochner
1953 1.1 drochner /*
1954 1.1 drochner * Console interface.
1955 1.1 drochner */
1956 1.1 drochner void
1957 1.106 christos wsdisplay_cnputc(dev_t dev, int i)
1958 1.1 drochner {
1959 1.13 drochner struct wsscreen_internal *dc;
1960 1.72 simonb u_char c = i;
1961 1.1 drochner
1962 1.1 drochner if (!wsdisplay_console_initted)
1963 1.1 drochner return;
1964 1.1 drochner
1965 1.82 perry if ((wsdisplay_console_device != NULL) &&
1966 1.76 manu (wsdisplay_console_device->sc_scr[0] != NULL) &&
1967 1.6 drochner (wsdisplay_console_device->sc_scr[0]->scr_flags & SCR_GRAPHICS))
1968 1.1 drochner return;
1969 1.1 drochner
1970 1.1 drochner dc = &wsdisplay_console_conf;
1971 1.5 drochner (*dc->wsemul->output)(dc->wsemulcookie, &c, 1, 1);
1972 1.1 drochner }
1973 1.1 drochner
1974 1.1 drochner static int
1975 1.106 christos wsdisplay_getc_dummy(dev_t dev)
1976 1.1 drochner {
1977 1.1 drochner /* panic? */
1978 1.1 drochner return (0);
1979 1.1 drochner }
1980 1.1 drochner
1981 1.1 drochner static void
1982 1.106 christos wsdisplay_pollc(dev_t dev, int on)
1983 1.1 drochner {
1984 1.33 drochner
1985 1.33 drochner wsdisplay_cons_pollmode = on;
1986 1.33 drochner
1987 1.44 sato /* notify to fb drivers */
1988 1.51 drochner if (wsdisplay_console_device != NULL &&
1989 1.51 drochner wsdisplay_console_device->sc_accessops->pollc != NULL)
1990 1.51 drochner (*wsdisplay_console_device->sc_accessops->pollc)
1991 1.51 drochner (wsdisplay_console_device->sc_accesscookie, on);
1992 1.44 sato
1993 1.44 sato /* notify to kbd drivers */
1994 1.33 drochner if (wsdisplay_cons_kbd_pollc)
1995 1.51 drochner (*wsdisplay_cons_kbd_pollc)(NODEV, on);
1996 1.1 drochner }
1997 1.1 drochner
1998 1.1 drochner void
1999 1.54 augustss wsdisplay_set_cons_kbd(int (*get)(dev_t), void (*poll)(dev_t, int),
2000 1.54 augustss void (*bell)(dev_t, u_int, u_int, u_int))
2001 1.1 drochner {
2002 1.1 drochner wsdisplay_cons.cn_getc = get;
2003 1.35 thorpej wsdisplay_cons.cn_bell = bell;
2004 1.33 drochner wsdisplay_cons_kbd_pollc = poll;
2005 1.32 augustss }
2006 1.32 augustss
2007 1.32 augustss void
2008 1.54 augustss wsdisplay_unset_cons_kbd(void)
2009 1.32 augustss {
2010 1.32 augustss wsdisplay_cons.cn_getc = wsdisplay_getc_dummy;
2011 1.35 thorpej wsdisplay_cons.cn_bell = NULL;
2012 1.33 drochner wsdisplay_cons_kbd_pollc = 0;
2013 1.29 ad }
2014 1.29 ad
2015 1.29 ad /*
2016 1.30 jdolecek * Switch the console display to it's first screen.
2017 1.30 jdolecek */
2018 1.30 jdolecek void
2019 1.54 augustss wsdisplay_switchtoconsole(void)
2020 1.30 jdolecek {
2021 1.43 ad struct wsdisplay_softc *sc;
2022 1.43 ad struct wsscreen *scr;
2023 1.43 ad
2024 1.43 ad if (wsdisplay_console_device != NULL) {
2025 1.43 ad sc = wsdisplay_console_device;
2026 1.76 manu if ((scr = sc->sc_scr[0]) == NULL)
2027 1.76 manu return;
2028 1.43 ad (*sc->sc_accessops->show_screen)(sc->sc_accesscookie,
2029 1.43 ad scr->scr_dconf->emulcookie,
2030 1.43 ad 0, NULL, NULL);
2031 1.43 ad }
2032 1.30 jdolecek }
2033 1.30 jdolecek
2034 1.30 jdolecek /*
2035 1.30 jdolecek * Switch the console at shutdown.
2036 1.29 ad */
2037 1.29 ad static void
2038 1.106 christos wsdisplay_shutdownhook(void *arg)
2039 1.29 ad {
2040 1.43 ad
2041 1.30 jdolecek wsdisplay_switchtoconsole();
2042 1.1 drochner }
2043