ite8181.c revision 1.5 1 1.5 sato /* $NetBSD: ite8181.c,v 1.5 2001/01/23 08:51:48 sato Exp $ */
2 1.1 sato
3 1.1 sato /*-
4 1.1 sato * Copyright (c) 2000 SATO Kazumi
5 1.1 sato * All rights reserved.
6 1.1 sato *
7 1.1 sato * Redistribution and use in source and binary forms, with or without
8 1.1 sato * modification, are permitted provided that the following conditions
9 1.1 sato * are met:
10 1.1 sato * 1. Redistributions of source code must retain the above copyright
11 1.1 sato * notice, this list of conditions and the following disclaimer.
12 1.1 sato * 2. Redistributions in binary form must reproduce the above copyright
13 1.1 sato * notice, this list of conditions and the following disclaimer in the
14 1.1 sato * documentation and/or other materials provided with the distribution.
15 1.1 sato *
16 1.1 sato * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 1.1 sato * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 1.1 sato * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 1.1 sato * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 1.1 sato * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 1.1 sato * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 1.1 sato * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 1.1 sato * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 1.1 sato * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 1.1 sato * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 1.1 sato * SUCH DAMAGE.
27 1.1 sato *
28 1.1 sato */
29 1.1 sato
30 1.1 sato #include <sys/param.h>
31 1.1 sato #include <sys/kernel.h>
32 1.1 sato #include <sys/device.h>
33 1.1 sato #include <sys/systm.h>
34 1.1 sato #include <sys/boot_flag.h>
35 1.2 sato #include <sys/buf.h>
36 1.1 sato
37 1.1 sato #include <uvm/uvm_extern.h>
38 1.1 sato
39 1.1 sato #include <dev/wscons/wsconsio.h>
40 1.1 sato
41 1.1 sato #include <machine/bootinfo.h>
42 1.1 sato #include <machine/bus.h>
43 1.1 sato #include <machine/autoconf.h>
44 1.1 sato #include <machine/config_hook.h>
45 1.1 sato #include <machine/platid.h>
46 1.1 sato #include <machine/platid_mask.h>
47 1.1 sato
48 1.1 sato #include <hpcmips/dev/ite8181reg.h>
49 1.1 sato #include <hpcmips/dev/ite8181var.h>
50 1.1 sato #include "bivideo.h"
51 1.1 sato #if NBIVIDEO > 0
52 1.1 sato #include <hpcmips/dev/bivideovar.h>
53 1.1 sato #endif
54 1.2 sato #include <hpcmips/dev/hpccmapvar.h>
55 1.1 sato
56 1.1 sato
57 1.1 sato #define ITE8181DEBUG
58 1.1 sato #ifdef ITE8181DEBUG
59 1.1 sato #ifndef ITE8181DEBUG_CONF
60 1.1 sato #define ITE8181DEBUG_CONF 0
61 1.1 sato #endif
62 1.1 sato int ite8181_debug = ITE8181DEBUG_CONF;
63 1.1 sato #define DPRINTF(arg) if (ite8181_debug) printf arg
64 1.1 sato #define DPRINTFN(n, arg) if (ite8181_debug > (n)) printf arg
65 1.1 sato #define VPRINTF(arg) if (bootverbose || ite8181_debug) printf arg
66 1.1 sato #define VPRINTFN(n, arg) if (bootverbose || ite8181_debug > (n)) printf arg
67 1.1 sato #else
68 1.1 sato #define DPRINTF(arg)
69 1.1 sato #define DPRINTFN(n, arg)
70 1.1 sato #define VPRINTF(arg) if (bootverbose) printf arg
71 1.1 sato #define VPRINTFN(n, arg) if (bootverbose) printf arg
72 1.1 sato #endif
73 1.1 sato
74 1.1 sato #ifndef ITE8181_LCD_CONTROL_ENABLE
75 1.1 sato int ite8181_lcd_control_disable = 1;
76 1.1 sato #else /* ITE8181_LCD_CONTROL_ENABLE */
77 1.1 sato int ite8181_lcd_control_disable = 0;
78 1.1 sato #endif /* ITE8181_LCD_CONTROL_ENABLE */
79 1.1 sato
80 1.2 sato #define ITE8181_WINCE_CMAP
81 1.2 sato
82 1.2 sato /*
83 1.2 sato * XXX:
84 1.2 sato * IBM WorkPad z50 power unit has too weak power.
85 1.2 sato * So we must wait too many times to access some device
86 1.2 sato * after LCD panel and BackLight on.
87 1.2 sato * Currently delay is not enough ??? FIXME
88 1.2 sato */
89 1.2 sato #ifndef ITE8181_LCD_ON_SELF_DELAY
90 1.3 sato #define ITE8181_LCD_ON_SELF_DELAY 1000
91 1.2 sato #endif /* ITE8181_LCD_ON__SELF_DELAY */
92 1.2 sato #ifndef ITE8181_LCD_ON_DELAY
93 1.2 sato #define ITE8181_LCD_ON_DELAY 2000
94 1.2 sato #endif /* ITE8181_LCD_ON_DELAY */
95 1.2 sato int ite8181_lcd_on_self_delay = ITE8181_LCD_ON_SELF_DELAY; /* msec */
96 1.2 sato int ite8181_lcd_on_delay = ITE8181_LCD_ON_DELAY; /* msec */
97 1.2 sato
98 1.1 sato #define MSEC 1000
99 1.1 sato /*
100 1.1 sato * function prototypes
101 1.1 sato */
102 1.1 sato static void ite8181_config_write_4 __P((bus_space_tag_t, bus_space_handle_t, int, int));
103 1.1 sato static int ite8181_config_read_4 __P((bus_space_tag_t, bus_space_handle_t, int));
104 1.1 sato
105 1.1 sato static void ite8181_gui_write_4 __P((struct ite8181_softc *, int, int));
106 1.1 sato static int ite8181_gui_read_4 __P((struct ite8181_softc *, int));
107 1.1 sato
108 1.1 sato static void ite8181_gui_write_1 __P((struct ite8181_softc *, int, int));
109 1.1 sato static int ite8181_gui_read_1 __P((struct ite8181_softc *, int));
110 1.1 sato
111 1.1 sato static void ite8181_graphics_write_1 __P((struct ite8181_softc *, int, int));
112 1.1 sato static int ite8181_graphics_read_1 __P((struct ite8181_softc *, int));
113 1.1 sato
114 1.1 sato static void ite8181_ema_write_1 __P((struct ite8181_softc *, int, int));
115 1.1 sato static int ite8181_ema_read_1 __P((struct ite8181_softc *, int));
116 1.1 sato
117 1.1 sato static void ite8181_power __P((int, void *));
118 1.1 sato static int ite8181_hardpower __P((void *, int, long, void *));
119 1.1 sato static int ite8181_fbinit __P((struct hpcfb_fbconf *));
120 1.1 sato static int ite8181_ioctl __P((void *, u_long, caddr_t, int, struct proc *));
121 1.1 sato static paddr_t ite8181_mmap __P((void *, off_t offset, int));
122 1.1 sato static void ite8181_erase_cursor __P((struct ite8181_softc *));
123 1.1 sato static int ite8181_lcd_power __P((struct ite8181_softc *, int));
124 1.1 sato /*
125 1.1 sato * static variables
126 1.1 sato */
127 1.1 sato struct hpcfb_accessops ite8181_ha = {
128 1.1 sato ite8181_ioctl, ite8181_mmap
129 1.1 sato };
130 1.1 sato
131 1.1 sato inline int
132 1.1 sato ite8181_config_read_4(iot, ioh, byteoffset)
133 1.1 sato bus_space_tag_t iot;
134 1.1 sato bus_space_handle_t ioh;
135 1.1 sato int byteoffset;
136 1.1 sato {
137 1.1 sato return bus_space_read_4(iot, ioh, ITE8181_CONF_OFFSET + byteoffset);
138 1.1 sato }
139 1.1 sato
140 1.1 sato inline void
141 1.1 sato ite8181_config_write_4(iot, ioh, byteoffset, data)
142 1.1 sato bus_space_tag_t iot;
143 1.1 sato bus_space_handle_t ioh;
144 1.1 sato int byteoffset;
145 1.1 sato int data;
146 1.1 sato {
147 1.1 sato bus_space_write_4(iot, ioh, ITE8181_CONF_OFFSET + byteoffset, data);
148 1.1 sato }
149 1.1 sato
150 1.1 sato inline int
151 1.1 sato ite8181_gui_read_4(sc, byteoffset)
152 1.1 sato struct ite8181_softc *sc;
153 1.1 sato int byteoffset;
154 1.1 sato {
155 1.1 sato return bus_space_read_4(sc->sc_iot, sc->sc_ioh,
156 1.1 sato sc->sc_gba + byteoffset);
157 1.1 sato }
158 1.1 sato
159 1.1 sato inline void
160 1.1 sato ite8181_gui_write_4(sc, byteoffset, data)
161 1.1 sato struct ite8181_softc *sc;
162 1.1 sato int byteoffset;
163 1.1 sato int data;
164 1.1 sato {
165 1.1 sato bus_space_write_4(sc->sc_iot, sc->sc_ioh, sc->sc_gba + byteoffset, data);
166 1.1 sato }
167 1.1 sato
168 1.1 sato inline int
169 1.1 sato ite8181_gui_read_1(sc, byteoffset)
170 1.1 sato struct ite8181_softc *sc;
171 1.1 sato int byteoffset;
172 1.1 sato {
173 1.1 sato return bus_space_read_1(sc->sc_iot, sc->sc_ioh,
174 1.1 sato sc->sc_gba + byteoffset);
175 1.1 sato }
176 1.1 sato
177 1.1 sato inline void
178 1.1 sato ite8181_gui_write_1(sc, byteoffset, data)
179 1.1 sato struct ite8181_softc *sc;
180 1.1 sato int byteoffset;
181 1.1 sato int data;
182 1.1 sato {
183 1.1 sato bus_space_write_1(sc->sc_iot, sc->sc_ioh, sc->sc_gba + byteoffset, data);
184 1.1 sato }
185 1.1 sato
186 1.1 sato inline int
187 1.1 sato ite8181_graphics_read_1(sc, byteoffset)
188 1.1 sato struct ite8181_softc *sc;
189 1.1 sato int byteoffset;
190 1.1 sato {
191 1.1 sato return bus_space_read_1(sc->sc_iot, sc->sc_ioh,
192 1.1 sato sc->sc_sba + byteoffset);
193 1.1 sato }
194 1.1 sato
195 1.1 sato inline void
196 1.1 sato ite8181_graphics_write_1(sc, byteoffset, data)
197 1.1 sato struct ite8181_softc *sc;
198 1.1 sato int byteoffset;
199 1.1 sato int data;
200 1.1 sato {
201 1.1 sato bus_space_write_1(sc->sc_iot, sc->sc_ioh, sc->sc_sba + byteoffset, data);
202 1.1 sato }
203 1.1 sato
204 1.1 sato inline int
205 1.1 sato ite8181_ema_read_1(sc, byteoffset)
206 1.1 sato struct ite8181_softc *sc;
207 1.1 sato int byteoffset;
208 1.1 sato {
209 1.1 sato ite8181_graphics_write_1(sc, ITE8181_EMA_EXAX, byteoffset);
210 1.1 sato return ite8181_graphics_read_1(sc, ITE8181_EMA_EXADATA);
211 1.1 sato }
212 1.1 sato
213 1.1 sato inline void
214 1.1 sato ite8181_ema_write_1(sc, byteoffset, data)
215 1.1 sato struct ite8181_softc *sc;
216 1.1 sato int byteoffset;
217 1.1 sato int data;
218 1.1 sato {
219 1.1 sato ite8181_graphics_write_1(sc, ITE8181_EMA_EXAX, byteoffset);
220 1.1 sato ite8181_graphics_write_1(sc, ITE8181_EMA_EXADATA, data);
221 1.1 sato }
222 1.1 sato
223 1.1 sato int
224 1.1 sato ite8181_probe(iot, ioh)
225 1.1 sato bus_space_tag_t iot;
226 1.1 sato bus_space_handle_t ioh;
227 1.1 sato {
228 1.1 sato unsigned long regval;
229 1.1 sato
230 1.1 sato #if NBIVIDEO > 0
231 1.1 sato if (bivideo_dont_attach) /* some video driver already attached */
232 1.1 sato return (0);
233 1.1 sato #endif /* NBIVIDEO > 0 */
234 1.1 sato
235 1.1 sato regval = ite8181_config_read_4(iot, ioh, ITE8181_ID);
236 1.1 sato VPRINTF(("ite8181_probe: vendor id=%04lx product id=%04lx\n",
237 1.1 sato regval & 0xffff, (regval >> 16) & 0xffff));
238 1.1 sato if (regval != ((ITE8181_PRODUCT_ID << 16) | ITE8181_VENDER_ID))
239 1.1 sato return (0);
240 1.1 sato
241 1.1 sato return (1);
242 1.1 sato }
243 1.1 sato
244 1.1 sato void
245 1.1 sato ite8181_attach(sc)
246 1.1 sato struct ite8181_softc *sc;
247 1.1 sato {
248 1.1 sato unsigned long regval;
249 1.1 sato struct hpcfb_attach_args ha;
250 1.1 sato int console = (bootinfo->bi_cnuse & BI_CNUSE_SERIAL) ? 0 : 1;
251 1.1 sato
252 1.1 sato regval = ite8181_config_read_4(sc->sc_iot, sc->sc_ioh, ITE8181_CLASS);
253 1.1 sato printf(": ITE8181 Rev.%02lx\n", regval & ITE8181_REV_MASK);
254 1.1 sato
255 1.1 sato /* set base offsets */
256 1.1 sato sc->sc_mba = ite8181_config_read_4(sc->sc_iot, sc->sc_ioh, ITE8181_MBA);
257 1.1 sato DPRINTFN(1, ("ite8181: Memory base offset %08x\n", sc->sc_mba));
258 1.1 sato sc->sc_gba = ite8181_config_read_4(sc->sc_iot, sc->sc_ioh, ITE8181_GBA);
259 1.1 sato DPRINTFN(1, ("ite8181: GUI base offset %08x\n", sc->sc_gba));
260 1.1 sato sc->sc_sba = ite8181_config_read_4(sc->sc_iot, sc->sc_ioh, ITE8181_SBA);
261 1.1 sato DPRINTFN(1, ("ite8181: Graphics base offset %08x\n", sc->sc_sba));
262 1.1 sato
263 1.1 sato /* assume lcd is on */
264 1.1 sato sc->sc_lcd = 1;
265 1.1 sato
266 1.1 sato /* Add a power hook to power saving */
267 1.1 sato sc->sc_powerstate = ITE8181_POWERSTATE_D0;
268 1.1 sato sc->sc_powerhook = powerhook_establish(ite8181_power, sc);
269 1.1 sato if (sc->sc_powerhook == NULL)
270 1.1 sato printf("%s: WARNING: unable to establish power hook\n",
271 1.1 sato sc->sc_dev.dv_xname);
272 1.1 sato
273 1.1 sato /* Add a hard power hook to power saving */
274 1.1 sato sc->sc_hardpowerhook = config_hook(CONFIG_HOOK_PMEVENT,
275 1.1 sato CONFIG_HOOK_PMEVENT_HARDPOWER,
276 1.1 sato CONFIG_HOOK_SHARE,
277 1.1 sato ite8181_hardpower, sc);
278 1.1 sato if (sc->sc_hardpowerhook == NULL)
279 1.1 sato printf("%s: WARNING: unable to establish hard power hook\n",
280 1.1 sato sc->sc_dev.dv_xname);
281 1.1 sato
282 1.5 sato if (ite8181_fbinit(&sc->sc_fbconf) != 0) {
283 1.5 sato /* just return so that hpcfb will not be attached */
284 1.5 sato return;
285 1.5 sato }
286 1.1 sato
287 1.1 sato ite8181_erase_cursor(sc);
288 1.1 sato
289 1.1 sato if (console && hpcfb_cnattach(&sc->sc_fbconf) != 0) {
290 1.1 sato panic("ite8181_attach: can't init fb console");
291 1.1 sato }
292 1.1 sato
293 1.1 sato ha.ha_console = console;
294 1.1 sato ha.ha_accessops = &ite8181_ha;
295 1.1 sato ha.ha_accessctx = sc;
296 1.1 sato ha.ha_curfbconf = 0;
297 1.1 sato ha.ha_nfbconf = 1;
298 1.1 sato ha.ha_fbconflist = &sc->sc_fbconf;
299 1.1 sato ha.ha_curdspconf = 0;
300 1.1 sato ha.ha_ndspconf = 1;
301 1.1 sato ha.ha_dspconflist = &sc->sc_dspconf;
302 1.1 sato
303 1.1 sato config_found(&sc->sc_dev, &ha, hpcfbprint);
304 1.1 sato
305 1.1 sato #if NBIVIDEO > 0
306 1.1 sato /*
307 1.1 sato * bivideo is no longer need
308 1.1 sato */
309 1.1 sato bivideo_dont_attach = 1;
310 1.1 sato #endif /* NBIVIDEO > 0 */
311 1.1 sato }
312 1.1 sato
313 1.1 sato int ite8181_lcd_power(sc, on)
314 1.1 sato struct ite8181_softc *sc;
315 1.1 sato int on;
316 1.1 sato {
317 1.1 sato int lcd_p;
318 1.1 sato int lcd_s;
319 1.1 sato int lcd_seq;
320 1.1 sato int loop = 10;
321 1.1 sato
322 1.1 sato if (ite8181_lcd_control_disable) {
323 1.1 sato VPRINTF(("ite8171_lcd_control_disable!: %s\n", on?"on":"off"));
324 1.1 sato return 0;
325 1.1 sato }
326 1.1 sato
327 1.1 sato if (sc->sc_lcd != on) {
328 1.1 sato ite8181_ema_write_1(sc, ITE8181_EMA_ENABLEEMA,
329 1.1 sato ITE8181_EMA_ENABLEPASS);
330 1.1 sato lcd_p = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWER);
331 1.1 sato lcd_s = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSTAT);
332 1.1 sato lcd_seq = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSEQ);
333 1.1 sato DPRINTFN(1,("ite8181_lcd_power(%d)< p=%x, s=%x, seq=%x\n",
334 1.1 sato on,
335 1.1 sato lcd_p, lcd_s, lcd_seq));
336 1.1 sato if (on) {
337 1.1 sato sc->sc_lcd = 1;
338 1.1 sato lcd_seq |= (ITE8181_PUP0|ITE8181_PUP1|ITE8181_PUP2);
339 1.1 sato ite8181_ema_write_1(sc, ITE8181_EMA_LCDPOWERSEQ, lcd_seq);
340 1.1 sato lcd_p &= ~ITE8181_LCDSTANDBY;
341 1.1 sato ite8181_ema_write_1(sc, ITE8181_EMA_LCDPOWER, lcd_p);
342 1.1 sato /*
343 1.1 sato * XXX:
344 1.1 sato * IBM WorkPad z50 power unit has too weak power.
345 1.1 sato * So we must wait too many times to access self device
346 1.1 sato * after LCD panel and BackLight on.
347 1.1 sato * Currently delay is not enough ??? FIXME
348 1.1 sato */
349 1.2 sato delay(ite8181_lcd_on_self_delay*MSEC);
350 1.1 sato while (loop--) {
351 1.1 sato lcd_p = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWER);
352 1.1 sato lcd_s = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSTAT);
353 1.1 sato lcd_seq = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSEQ);
354 1.1 sato DPRINTFN(1,("ite8181_lcd_power(%d)%d| p=%x, s=%x, seq=%x\n",
355 1.1 sato on, loop,
356 1.1 sato lcd_p, lcd_s, lcd_seq));
357 1.1 sato /* XXX the states which are not described in manual.*/
358 1.1 sato if (!(lcd_s&ITE8181_LCDPSTANDBY) &&
359 1.1 sato !(lcd_s&ITE8181_LCDPUP) &&
360 1.1 sato (lcd_s&ITE8181_LCDPON))
361 1.1 sato break;
362 1.1 sato delay(100);
363 1.1 sato }
364 1.1 sato lcd_s |= ITE8181_PPTOBEON;
365 1.1 sato ite8181_ema_write_1(sc, ITE8181_EMA_LCDPOWERSTAT, lcd_s);
366 1.1 sato } else {
367 1.1 sato sc->sc_lcd = 0;
368 1.1 sato lcd_p |= ITE8181_LCDSTANDBY;
369 1.1 sato ite8181_ema_write_1(sc, ITE8181_EMA_LCDPOWER, lcd_p);
370 1.1 sato while (loop--) {
371 1.1 sato lcd_p = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWER);
372 1.1 sato lcd_s = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSTAT);
373 1.1 sato lcd_seq = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSEQ);
374 1.1 sato DPRINTFN(1,("ite8181_lcd_power(%d)%d| p=%x, s=%x, seq=%x\n",
375 1.1 sato on, loop,
376 1.1 sato lcd_p, lcd_s, lcd_seq));
377 1.1 sato /* XXX the states which are not described in manual.*/
378 1.1 sato if ((lcd_s&ITE8181_LCDPSTANDBY) &&
379 1.1 sato !(lcd_s&ITE8181_LCDPDOWN) &&
380 1.1 sato !(lcd_s&ITE8181_LCDPON))
381 1.1 sato break;
382 1.1 sato delay(100);
383 1.1 sato }
384 1.1 sato lcd_s &= ~ITE8181_PPTOBEON;
385 1.1 sato ite8181_ema_write_1(sc, ITE8181_EMA_LCDPOWERSTAT, lcd_s);
386 1.1 sato }
387 1.1 sato DPRINTFN(1,("ite8181_lcd_power(%d)> p=%x, s=%x, seq=%x\n",
388 1.1 sato on,
389 1.1 sato ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWER),
390 1.1 sato ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSTAT),
391 1.1 sato ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSEQ)));
392 1.1 sato ite8181_ema_write_1(sc, ITE8181_EMA_ENABLEEMA,
393 1.1 sato ITE8181_EMA_DISABLEPASS);
394 1.1 sato }
395 1.1 sato return 0;
396 1.1 sato }
397 1.1 sato
398 1.1 sato static void
399 1.1 sato ite8181_erase_cursor(sc)
400 1.1 sato struct ite8181_softc *sc;
401 1.1 sato {
402 1.1 sato ite8181_gui_write_1(sc, ITE8181_GUI_C1C, 0); /* Cursor 1 Control Reg. */
403 1.1 sato /* other ? */
404 1.1 sato }
405 1.1 sato
406 1.1 sato static void
407 1.1 sato ite8181_power(why, arg)
408 1.1 sato int why;
409 1.1 sato void *arg;
410 1.1 sato {
411 1.1 sato }
412 1.1 sato
413 1.1 sato static int
414 1.1 sato ite8181_hardpower(ctx, type, id, msg)
415 1.1 sato void *ctx;
416 1.1 sato int type;
417 1.1 sato long id;
418 1.1 sato void *msg;
419 1.1 sato {
420 1.1 sato struct ite8181_softc *sc = ctx;
421 1.1 sato int why = (int)msg;
422 1.1 sato
423 1.1 sato switch (why) {
424 1.1 sato case PWR_STANDBY:
425 1.1 sato sc->sc_powerstate = ITE8181_POWERSTATE_D3;
426 1.1 sato /* ite8181_lcd_power(sc, 0); */
427 1.1 sato delay(MSEC);
428 1.1 sato break;
429 1.1 sato case PWR_SUSPEND:
430 1.1 sato sc->sc_powerstate = ITE8181_POWERSTATE_D2;
431 1.1 sato ite8181_lcd_power(sc, 0);
432 1.1 sato delay(MSEC);
433 1.1 sato break;
434 1.1 sato case PWR_RESUME:
435 1.1 sato delay(MSEC);
436 1.1 sato sc->sc_powerstate = ITE8181_POWERSTATE_D0;
437 1.1 sato ite8181_lcd_power(sc, 1);
438 1.1 sato /*
439 1.1 sato * XXX:
440 1.1 sato * IBM WorkPad z50 power unit has too weak power.
441 1.1 sato * So we must wait too many times to access other devices
442 1.1 sato * after LCD panel and BackLight on.
443 1.1 sato */
444 1.2 sato delay(ite8181_lcd_on_delay*MSEC);
445 1.1 sato break;
446 1.1 sato }
447 1.1 sato
448 1.1 sato /*
449 1.1 sato * you should wait until the
450 1.1 sato * power state transit sequence will end.
451 1.1 sato */
452 1.1 sato
453 1.1 sato return (0);
454 1.1 sato }
455 1.1 sato
456 1.1 sato
457 1.1 sato static int
458 1.1 sato ite8181_fbinit(fb)
459 1.1 sato struct hpcfb_fbconf *fb;
460 1.1 sato {
461 1.1 sato
462 1.1 sato /*
463 1.1 sato * get fb settings from bootinfo
464 1.1 sato */
465 1.1 sato if (bootinfo == NULL ||
466 1.1 sato bootinfo->fb_addr == 0 ||
467 1.1 sato bootinfo->fb_line_bytes == 0 ||
468 1.1 sato bootinfo->fb_width == 0 ||
469 1.1 sato bootinfo->fb_height == 0) {
470 1.1 sato printf("no frame buffer infomation.\n");
471 1.1 sato return (-1);
472 1.1 sato }
473 1.1 sato
474 1.1 sato /* zero fill */
475 1.1 sato bzero(fb, sizeof(*fb));
476 1.1 sato
477 1.1 sato fb->hf_conf_index = 0; /* configuration index */
478 1.1 sato fb->hf_nconfs = 1; /* how many configurations */
479 1.1 sato strcpy(fb->hf_name, "built-in video");
480 1.1 sato /* frame buffer name */
481 1.1 sato strcpy(fb->hf_conf_name, "default");
482 1.1 sato /* configuration name */
483 1.1 sato fb->hf_height = bootinfo->fb_height;
484 1.1 sato fb->hf_width = bootinfo->fb_width;
485 1.4 takemura fb->hf_baseaddr = (u_long)bootinfo->fb_addr;
486 1.4 takemura fb->hf_offset = (u_long)bootinfo->fb_addr -
487 1.4 takemura mips_ptob(mips_btop(bootinfo->fb_addr));
488 1.1 sato /* frame buffer start offset */
489 1.1 sato fb->hf_bytes_per_line = bootinfo->fb_line_bytes;
490 1.1 sato fb->hf_nplanes = 1;
491 1.1 sato fb->hf_bytes_per_plane = bootinfo->fb_height *
492 1.1 sato bootinfo->fb_line_bytes;
493 1.1 sato
494 1.1 sato fb->hf_access_flags |= HPCFB_ACCESS_BYTE;
495 1.1 sato fb->hf_access_flags |= HPCFB_ACCESS_WORD;
496 1.1 sato fb->hf_access_flags |= HPCFB_ACCESS_DWORD;
497 1.1 sato
498 1.1 sato switch (bootinfo->fb_type) {
499 1.1 sato /*
500 1.1 sato * gray scale
501 1.1 sato */
502 1.1 sato case BIFB_D2_M2L_3:
503 1.1 sato case BIFB_D2_M2L_3x2:
504 1.1 sato fb->hf_access_flags |= HPCFB_ACCESS_REVERSE;
505 1.1 sato /* fall through */
506 1.1 sato case BIFB_D2_M2L_0:
507 1.1 sato case BIFB_D2_M2L_0x2:
508 1.1 sato fb->hf_class = HPCFB_CLASS_GRAYSCALE;
509 1.1 sato fb->hf_access_flags |= HPCFB_ACCESS_STATIC;
510 1.1 sato fb->hf_pack_width = 8;
511 1.1 sato fb->hf_pixels_per_pack = 4;
512 1.1 sato fb->hf_pixel_width = 2;
513 1.5 sato fb->hf_class_data_length = sizeof(struct hf_gray_tag);
514 1.5 sato fb->hf_u.hf_gray.hf_flags = 0; /* reserved for future use */
515 1.5 sato break;
516 1.5 sato
517 1.5 sato case BIFB_D4_M2L_F:
518 1.5 sato case BIFB_D4_M2L_Fx2:
519 1.5 sato fb->hf_access_flags |= HPCFB_ACCESS_REVERSE;
520 1.5 sato /* fall through */
521 1.5 sato case BIFB_D4_M2L_0:
522 1.5 sato case BIFB_D4_M2L_0x2:
523 1.5 sato fb->hf_class = HPCFB_CLASS_GRAYSCALE;
524 1.5 sato fb->hf_access_flags |= HPCFB_ACCESS_STATIC;
525 1.5 sato fb->hf_pack_width = 8;
526 1.5 sato fb->hf_pixels_per_pack = 2;
527 1.5 sato fb->hf_pixel_width = 4;
528 1.1 sato fb->hf_class_data_length = sizeof(struct hf_gray_tag);
529 1.1 sato fb->hf_u.hf_gray.hf_flags = 0; /* reserved for future use */
530 1.1 sato break;
531 1.1 sato
532 1.1 sato /*
533 1.1 sato * indexed color
534 1.1 sato */
535 1.1 sato case BIFB_D8_FF:
536 1.1 sato fb->hf_access_flags |= HPCFB_ACCESS_REVERSE;
537 1.1 sato /* fall through */
538 1.1 sato case BIFB_D8_00:
539 1.1 sato fb->hf_class = HPCFB_CLASS_INDEXCOLOR;
540 1.1 sato fb->hf_access_flags |= HPCFB_ACCESS_STATIC;
541 1.1 sato fb->hf_pack_width = 8;
542 1.1 sato fb->hf_pixels_per_pack = 1;
543 1.1 sato fb->hf_pixel_width = 8;
544 1.1 sato fb->hf_class_data_length = sizeof(struct hf_indexed_tag);
545 1.1 sato fb->hf_u.hf_indexed.hf_flags = 0; /* reserved for future use */
546 1.1 sato break;
547 1.1 sato
548 1.1 sato /*
549 1.1 sato * RGB color
550 1.1 sato */
551 1.1 sato case BIFB_D16_FFFF:
552 1.1 sato fb->hf_access_flags |= HPCFB_ACCESS_REVERSE;
553 1.1 sato /* fall through */
554 1.1 sato case BIFB_D16_0000:
555 1.1 sato fb->hf_class = HPCFB_CLASS_RGBCOLOR;
556 1.1 sato fb->hf_access_flags |= HPCFB_ACCESS_STATIC;
557 1.1 sato #if BYTE_ORDER == LITTLE_ENDIAN
558 1.1 sato fb->hf_swap_flags = HPCFB_SWAP_BYTE;
559 1.1 sato #endif
560 1.1 sato fb->hf_pack_width = 16;
561 1.1 sato fb->hf_pixels_per_pack = 1;
562 1.1 sato fb->hf_pixel_width = 16;
563 1.1 sato
564 1.1 sato fb->hf_class_data_length = sizeof(struct hf_rgb_tag);
565 1.1 sato fb->hf_u.hf_rgb.hf_flags = 0; /* reserved for future use */
566 1.1 sato
567 1.1 sato fb->hf_u.hf_rgb.hf_red_width = 5;
568 1.1 sato fb->hf_u.hf_rgb.hf_red_shift = 11;
569 1.1 sato fb->hf_u.hf_rgb.hf_green_width = 6;
570 1.1 sato fb->hf_u.hf_rgb.hf_green_shift = 5;
571 1.1 sato fb->hf_u.hf_rgb.hf_blue_width = 5;
572 1.1 sato fb->hf_u.hf_rgb.hf_blue_shift = 0;
573 1.1 sato fb->hf_u.hf_rgb.hf_alpha_width = 0;
574 1.1 sato fb->hf_u.hf_rgb.hf_alpha_shift = 0;
575 1.1 sato break;
576 1.1 sato
577 1.1 sato default:
578 1.1 sato printf("unknown type (=%d).\n", bootinfo->fb_type);
579 1.1 sato return (-1);
580 1.1 sato break;
581 1.1 sato }
582 1.1 sato
583 1.1 sato return (0); /* no error */
584 1.1 sato }
585 1.1 sato
586 1.1 sato int
587 1.1 sato ite8181_ioctl(v, cmd, data, flag, p)
588 1.1 sato void *v;
589 1.1 sato u_long cmd;
590 1.1 sato caddr_t data;
591 1.1 sato int flag;
592 1.1 sato struct proc *p;
593 1.1 sato {
594 1.1 sato struct ite8181_softc *sc = (struct ite8181_softc *)v;
595 1.1 sato struct hpcfb_fbconf *fbconf;
596 1.1 sato struct hpcfb_dspconf *dspconf;
597 1.1 sato struct wsdisplay_cmap *cmap;
598 1.1 sato
599 1.1 sato switch (cmd) {
600 1.1 sato case WSDISPLAYIO_GETCMAP:
601 1.1 sato cmap = (struct wsdisplay_cmap*)data;
602 1.1 sato
603 1.1 sato if (sc->sc_fbconf.hf_class != HPCFB_CLASS_INDEXCOLOR ||
604 1.1 sato sc->sc_fbconf.hf_pack_width != 8 ||
605 1.1 sato 256 <= cmap->index ||
606 1.1 sato 256 < (cmap->index + cmap->count))
607 1.1 sato return (EINVAL);
608 1.1 sato
609 1.1 sato if (!uvm_useracc(cmap->red, cmap->count, B_WRITE) ||
610 1.1 sato !uvm_useracc(cmap->green, cmap->count, B_WRITE) ||
611 1.1 sato !uvm_useracc(cmap->blue, cmap->count, B_WRITE))
612 1.1 sato return (EFAULT);
613 1.1 sato
614 1.2 sato #ifdef ITE8181_WINCE_CMAP
615 1.1 sato copyout(&bivideo_cmap_r[cmap->index], cmap->red, cmap->count);
616 1.1 sato copyout(&bivideo_cmap_g[cmap->index], cmap->green,cmap->count);
617 1.1 sato copyout(&bivideo_cmap_b[cmap->index], cmap->blue, cmap->count);
618 1.1 sato return (0);
619 1.2 sato #else /* ITE8181_WINCE_CMAP */
620 1.2 sato return EINVAL;
621 1.2 sato #endif /* ITE8181_WINCE_CMAP */
622 1.1 sato
623 1.1 sato case WSDISPLAYIO_PUTCMAP:
624 1.1 sato /*
625 1.1 sato * This driver can't set color map.
626 1.1 sato */
627 1.1 sato return (EINVAL);
628 1.1 sato
629 1.1 sato case HPCFBIO_GCONF:
630 1.1 sato fbconf = (struct hpcfb_fbconf *)data;
631 1.1 sato if (fbconf->hf_conf_index != 0 &&
632 1.1 sato fbconf->hf_conf_index != HPCFB_CURRENT_CONFIG) {
633 1.1 sato return (EINVAL);
634 1.1 sato }
635 1.1 sato *fbconf = sc->sc_fbconf; /* structure assignment */
636 1.1 sato return (0);
637 1.1 sato case HPCFBIO_SCONF:
638 1.1 sato fbconf = (struct hpcfb_fbconf *)data;
639 1.1 sato if (fbconf->hf_conf_index != 0 &&
640 1.1 sato fbconf->hf_conf_index != HPCFB_CURRENT_CONFIG) {
641 1.1 sato return (EINVAL);
642 1.1 sato }
643 1.1 sato /*
644 1.1 sato * nothing to do because we have only one configration
645 1.1 sato */
646 1.1 sato return (0);
647 1.1 sato case HPCFBIO_GDSPCONF:
648 1.1 sato dspconf = (struct hpcfb_dspconf *)data;
649 1.1 sato if ((dspconf->hd_unit_index != 0 &&
650 1.1 sato dspconf->hd_unit_index != HPCFB_CURRENT_UNIT) ||
651 1.1 sato (dspconf->hd_conf_index != 0 &&
652 1.1 sato dspconf->hd_conf_index != HPCFB_CURRENT_CONFIG)) {
653 1.1 sato return (EINVAL);
654 1.1 sato }
655 1.1 sato *dspconf = sc->sc_dspconf; /* structure assignment */
656 1.1 sato return (0);
657 1.1 sato case HPCFBIO_SDSPCONF:
658 1.1 sato dspconf = (struct hpcfb_dspconf *)data;
659 1.1 sato if ((dspconf->hd_unit_index != 0 &&
660 1.1 sato dspconf->hd_unit_index != HPCFB_CURRENT_UNIT) ||
661 1.1 sato (dspconf->hd_conf_index != 0 &&
662 1.1 sato dspconf->hd_conf_index != HPCFB_CURRENT_CONFIG)) {
663 1.1 sato return (EINVAL);
664 1.1 sato }
665 1.1 sato /*
666 1.1 sato * nothing to do
667 1.1 sato * because we have only one unit and one configration
668 1.1 sato */
669 1.1 sato return (0);
670 1.1 sato case HPCFBIO_GOP:
671 1.1 sato case HPCFBIO_SOP:
672 1.1 sato /*
673 1.1 sato * curently not implemented...
674 1.1 sato */
675 1.1 sato return (EINVAL);
676 1.1 sato }
677 1.1 sato
678 1.1 sato return (ENOTTY);
679 1.1 sato }
680 1.1 sato
681 1.1 sato paddr_t
682 1.1 sato ite8181_mmap(ctx, offset, prot)
683 1.1 sato void *ctx;
684 1.1 sato off_t offset;
685 1.1 sato int prot;
686 1.1 sato {
687 1.1 sato struct ite8181_softc *sc = (struct ite8181_softc *)ctx;
688 1.1 sato
689 1.1 sato if (offset < 0 ||
690 1.1 sato (sc->sc_fbconf.hf_bytes_per_plane +
691 1.1 sato sc->sc_fbconf.hf_offset) < offset)
692 1.1 sato return -1;
693 1.1 sato
694 1.4 takemura return mips_btop((u_long)bootinfo->fb_addr + offset);
695 1.1 sato }
696