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First Support on Ginger and OMAP TI
[linux-ginger.git] / drivers / media / dvb / ttpci / av7110_hw.c
blobe162691b515d14d0213c59d624fbb2b95cefff7d
1 /*
2 * av7110_hw.c: av7110 low level hardware access and firmware interface
3 *
4 * Copyright (C) 1999-2002 Ralph Metzler
5 * & Marcus Metzler for convergence integrated media GmbH
6 *
7 * originally based on code by:
8 * Copyright (C) 1998,1999 Christian Theiss <mistert@rz.fh-augsburg.de>
9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License
12 * as published by the Free Software Foundation; either version 2
13 * of the License, or (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23 * Or, point your browser to http://www.gnu.org/copyleft/gpl.html
24 *
25 * the project's page is at http://www.linuxtv.org/dvb/
26 */
27
28 /* for debugging ARM communication: */
29 //#define COM_DEBUG
30
31 #include <stdarg.h>
32 #include <linux/types.h>
33 #include <linux/kernel.h>
34 #include <linux/string.h>
35 #include <linux/delay.h>
36 #include <linux/fs.h>
37
38 #include "av7110.h"
39 #include "av7110_hw.h"
40
41 #define _NOHANDSHAKE
42
43 /****************************************************************************
44 * DEBI functions
45 ****************************************************************************/
46
47 /* This DEBI code is based on the Stradis driver
48 by Nathan Laredo <laredo@gnu.org> */
49
50 int av7110_debiwrite(struct av7110 *av7110, u32 config,
51 int addr, u32 val, int count)
52 {
53 struct saa7146_dev *dev = av7110->dev;
54
55 if (count <= 0 || count > 32764) {
56 printk("%s: invalid count %d\n", __func__, count);
57 return -1;
58 }
59 if (saa7146_wait_for_debi_done(av7110->dev, 0) < 0) {
60 printk("%s: wait_for_debi_done failed\n", __func__);
61 return -1;
62 }
63 saa7146_write(dev, DEBI_CONFIG, config);
64 if (count <= 4) /* immediate transfer */
65 saa7146_write(dev, DEBI_AD, val);
66 else /* block transfer */
67 saa7146_write(dev, DEBI_AD, av7110->debi_bus);
68 saa7146_write(dev, DEBI_COMMAND, (count << 17) | (addr & 0xffff));
69 saa7146_write(dev, MC2, (2 << 16) | 2);
70 return 0;
71 }
72
73 u32 av7110_debiread(struct av7110 *av7110, u32 config, int addr, int count)
74 {
75 struct saa7146_dev *dev = av7110->dev;
76 u32 result = 0;
77
78 if (count > 32764 || count <= 0) {
79 printk("%s: invalid count %d\n", __func__, count);
80 return 0;
81 }
82 if (saa7146_wait_for_debi_done(av7110->dev, 0) < 0) {
83 printk("%s: wait_for_debi_done #1 failed\n", __func__);
84 return 0;
85 }
86 saa7146_write(dev, DEBI_AD, av7110->debi_bus);
87 saa7146_write(dev, DEBI_COMMAND, (count << 17) | 0x10000 | (addr & 0xffff));
88
89 saa7146_write(dev, DEBI_CONFIG, config);
90 saa7146_write(dev, MC2, (2 << 16) | 2);
91 if (count > 4)
92 return count;
93 if (saa7146_wait_for_debi_done(av7110->dev, 0) < 0) {
94 printk("%s: wait_for_debi_done #2 failed\n", __func__);
95 return 0;
96 }
97
98 result = saa7146_read(dev, DEBI_AD);
99 result &= (0xffffffffUL >> ((4 - count) * 8));
100 return result;
101 }
102
103
104
105 /* av7110 ARM core boot stuff */
106 #if 0
107 void av7110_reset_arm(struct av7110 *av7110)
108 {
109 saa7146_setgpio(av7110->dev, RESET_LINE, SAA7146_GPIO_OUTLO);
110
111 /* Disable DEBI and GPIO irq */
112 SAA7146_IER_DISABLE(av7110->dev, MASK_19 | MASK_03);
113 SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03);
114
115 saa7146_setgpio(av7110->dev, RESET_LINE, SAA7146_GPIO_OUTHI);
116 msleep(30); /* the firmware needs some time to initialize */
117
118 ARM_ResetMailBox(av7110);
119
120 SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03);
121 SAA7146_IER_ENABLE(av7110->dev, MASK_03);
122
123 av7110->arm_ready = 1;
124 dprintk(1, "reset ARM\n");
125 }
126 #endif /* 0 */
127
128 static int waitdebi(struct av7110 *av7110, int adr, int state)
129 {
130 int k;
131
132 dprintk(4, "%p\n", av7110);
133
134 for (k = 0; k < 100; k++) {
135 if (irdebi(av7110, DEBINOSWAP, adr, 0, 2) == state)
136 return 0;
137 udelay(5);
138 }
139 return -ETIMEDOUT;
140 }
141
142 static int load_dram(struct av7110 *av7110, u32 *data, int len)
143 {
144 int i;
145 int blocks, rest;
146 u32 base, bootblock = AV7110_BOOT_BLOCK;
147
148 dprintk(4, "%p\n", av7110);
149
150 blocks = len / AV7110_BOOT_MAX_SIZE;
151 rest = len % AV7110_BOOT_MAX_SIZE;
152 base = DRAM_START_CODE;
153
154 for (i = 0; i < blocks; i++) {
155 if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_EMPTY) < 0) {
156 printk(KERN_ERR "dvb-ttpci: load_dram(): timeout at block %d\n", i);
157 return -ETIMEDOUT;
158 }
159 dprintk(4, "writing DRAM block %d\n", i);
160 mwdebi(av7110, DEBISWAB, bootblock,
161 ((u8 *)data) + i * AV7110_BOOT_MAX_SIZE, AV7110_BOOT_MAX_SIZE);
162 bootblock ^= 0x1400;
163 iwdebi(av7110, DEBISWAB, AV7110_BOOT_BASE, swab32(base), 4);
164 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_SIZE, AV7110_BOOT_MAX_SIZE, 2);
165 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2);
166 base += AV7110_BOOT_MAX_SIZE;
167 }
168
169 if (rest > 0) {
170 if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_EMPTY) < 0) {
171 printk(KERN_ERR "dvb-ttpci: load_dram(): timeout at last block\n");
172 return -ETIMEDOUT;
173 }
174 if (rest > 4)
175 mwdebi(av7110, DEBISWAB, bootblock,
176 ((u8 *)data) + i * AV7110_BOOT_MAX_SIZE, rest);
177 else
178 mwdebi(av7110, DEBISWAB, bootblock,
179 ((u8 *)data) + i * AV7110_BOOT_MAX_SIZE - 4, rest + 4);
180
181 iwdebi(av7110, DEBISWAB, AV7110_BOOT_BASE, swab32(base), 4);
182 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_SIZE, rest, 2);
183 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2);
184 }
185 if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_EMPTY) < 0) {
186 printk(KERN_ERR "dvb-ttpci: load_dram(): timeout after last block\n");
187 return -ETIMEDOUT;
188 }
189 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_SIZE, 0, 2);
190 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2);
191 if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_AV7110_BOOT_COMPLETE) < 0) {
192 printk(KERN_ERR "dvb-ttpci: load_dram(): final handshake timeout\n");
193 return -ETIMEDOUT;
194 }
195 return 0;
196 }
197
198
199 /* we cannot write av7110 DRAM directly, so load a bootloader into
200 * the DPRAM which implements a simple boot protocol */
201 int av7110_bootarm(struct av7110 *av7110)
202 {
203 const struct firmware *fw;
204 const char *fw_name = "av7110/bootcode.bin";
205 struct saa7146_dev *dev = av7110->dev;
206 u32 ret;
207 int i;
208
209 dprintk(4, "%p\n", av7110);
210
211 av7110->arm_ready = 0;
212
213 saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTLO);
214
215 /* Disable DEBI and GPIO irq */
216 SAA7146_IER_DISABLE(av7110->dev, MASK_03 | MASK_19);
217 SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03);
218
219 /* enable DEBI */
220 saa7146_write(av7110->dev, MC1, 0x08800880);
221 saa7146_write(av7110->dev, DD1_STREAM_B, 0x00000000);
222 saa7146_write(av7110->dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26));
223
224 /* test DEBI */
225 iwdebi(av7110, DEBISWAP, DPRAM_BASE, 0x76543210, 4);
226 /* FIXME: Why does Nexus CA require 2x iwdebi for first init? */
227 iwdebi(av7110, DEBISWAP, DPRAM_BASE, 0x76543210, 4);
228
229 if ((ret=irdebi(av7110, DEBINOSWAP, DPRAM_BASE, 0, 4)) != 0x10325476) {
230 printk(KERN_ERR "dvb-ttpci: debi test in av7110_bootarm() failed: "
231 "%08x != %08x (check your BIOS 'Plug&Play OS' settings)\n",
232 ret, 0x10325476);
233 return -1;
234 }
235 for (i = 0; i < 8192; i += 4)
236 iwdebi(av7110, DEBISWAP, DPRAM_BASE + i, 0x00, 4);
237 dprintk(2, "debi test OK\n");
238
239 /* boot */
240 dprintk(1, "load boot code\n");
241 saa7146_setgpio(dev, ARM_IRQ_LINE, SAA7146_GPIO_IRQLO);
242 //saa7146_setgpio(dev, DEBI_DONE_LINE, SAA7146_GPIO_INPUT);
243 //saa7146_setgpio(dev, 3, SAA7146_GPIO_INPUT);
244
245 ret = request_firmware(&fw, fw_name, &dev->pci->dev);
246 if (ret) {
247 printk(KERN_ERR "dvb-ttpci: Failed to load firmware \"%s\"\n",
248 fw_name);
249 return ret;
250 }
251
252 mwdebi(av7110, DEBISWAB, DPRAM_BASE, fw->data, fw->size);
253 release_firmware(fw);
254 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2);
255
256 if (saa7146_wait_for_debi_done(av7110->dev, 1)) {
257 printk(KERN_ERR "dvb-ttpci: av7110_bootarm(): "
258 "saa7146_wait_for_debi_done() timed out\n");
259 return -ETIMEDOUT;
260 }
261 saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTHI);
262 mdelay(1);
263
264 dprintk(1, "load dram code\n");
265 if (load_dram(av7110, (u32 *)av7110->bin_root, av7110->size_root) < 0) {
266 printk(KERN_ERR "dvb-ttpci: av7110_bootarm(): "
267 "load_dram() failed\n");
268 return -1;
269 }
270
271 saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTLO);
272 mdelay(1);
273
274 dprintk(1, "load dpram code\n");
275 mwdebi(av7110, DEBISWAB, DPRAM_BASE, av7110->bin_dpram, av7110->size_dpram);
276
277 if (saa7146_wait_for_debi_done(av7110->dev, 1)) {
278 printk(KERN_ERR "dvb-ttpci: av7110_bootarm(): "
279 "saa7146_wait_for_debi_done() timed out after loading DRAM\n");
280 return -ETIMEDOUT;
281 }
282 saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTHI);
283 msleep(30); /* the firmware needs some time to initialize */
284
285 //ARM_ClearIrq(av7110);
286 ARM_ResetMailBox(av7110);
287 SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03);
288 SAA7146_IER_ENABLE(av7110->dev, MASK_03);
289
290 av7110->arm_errors = 0;
291 av7110->arm_ready = 1;
292 return 0;
293 }
294 MODULE_FIRMWARE("av7110/bootcode.bin");
295
296 /****************************************************************************
297 * DEBI command polling
298 ****************************************************************************/
299
300 int av7110_wait_msgstate(struct av7110 *av7110, u16 flags)
301 {
302 unsigned long start;
303 u32 stat;
304 int err;
305
306 if (FW_VERSION(av7110->arm_app) <= 0x261c) {
307 /* not supported by old firmware */
308 msleep(50);
309 return 0;
310 }
311
312 /* new firmware */
313 start = jiffies;
314 for (;;) {
315 err = time_after(jiffies, start + ARM_WAIT_FREE);
316 if (mutex_lock_interruptible(&av7110->dcomlock))
317 return -ERESTARTSYS;
318 stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
319 mutex_unlock(&av7110->dcomlock);
320 if ((stat & flags) == 0)
321 break;
322 if (err) {
323 printk(KERN_ERR "%s: timeout waiting for MSGSTATE %04x\n",
324 __func__, stat & flags);
325 return -ETIMEDOUT;
326 }
327 msleep(1);
328 }
329 return 0;
330 }
331
332 static int __av7110_send_fw_cmd(struct av7110 *av7110, u16* buf, int length)
333 {
334 int i;
335 unsigned long start;
336 char *type = NULL;
337 u16 flags[2] = {0, 0};
338 u32 stat;
339 int err;
340
341 // dprintk(4, "%p\n", av7110);
342
343 if (!av7110->arm_ready) {
344 dprintk(1, "arm not ready.\n");
345 return -ENXIO;
346 }
347
348 start = jiffies;
349 while (1) {
350 err = time_after(jiffies, start + ARM_WAIT_FREE);
351 if (rdebi(av7110, DEBINOSWAP, COMMAND, 0, 2) == 0)
352 break;
353 if (err) {
354 printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for COMMAND idle\n", __func__);
355 av7110->arm_errors++;
356 return -ETIMEDOUT;
357 }
358 msleep(1);
359 }
360
361 if (FW_VERSION(av7110->arm_app) <= 0x261f)
362 wdebi(av7110, DEBINOSWAP, COM_IF_LOCK, 0xffff, 2);
363
364 #ifndef _NOHANDSHAKE
365 start = jiffies;
366 while (1) {
367 err = time_after(jiffies, start + ARM_WAIT_SHAKE);
368 if (rdebi(av7110, DEBINOSWAP, HANDSHAKE_REG, 0, 2) == 0)
369 break;
370 if (err) {
371 printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for HANDSHAKE_REG\n", __func__);
372 return -ETIMEDOUT;
373 }
374 msleep(1);
375 }
376 #endif
377
378 switch ((buf[0] >> 8) & 0xff) {
379 case COMTYPE_PIDFILTER:
380 case COMTYPE_ENCODER:
381 case COMTYPE_REC_PLAY:
382 case COMTYPE_MPEGDECODER:
383 type = "MSG";
384 flags[0] = GPMQOver;
385 flags[1] = GPMQFull;
386 break;
387 case COMTYPE_OSD:
388 type = "OSD";
389 flags[0] = OSDQOver;
390 flags[1] = OSDQFull;
391 break;
392 case COMTYPE_MISC:
393 if (FW_VERSION(av7110->arm_app) >= 0x261d) {
394 type = "MSG";
395 flags[0] = GPMQOver;
396 flags[1] = GPMQBusy;
397 }
398 break;
399 default:
400 break;
401 }
402
403 if (type != NULL) {
404 /* non-immediate COMMAND type */
405 start = jiffies;
406 for (;;) {
407 err = time_after(jiffies, start + ARM_WAIT_FREE);
408 stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
409 if (stat & flags[0]) {
410 printk(KERN_ERR "%s: %s QUEUE overflow\n",
411 __func__, type);
412 return -1;
413 }
414 if ((stat & flags[1]) == 0)
415 break;
416 if (err) {
417 printk(KERN_ERR "%s: timeout waiting on busy %s QUEUE\n",
418 __func__, type);
419 av7110->arm_errors++;
420 return -ETIMEDOUT;
421 }
422 msleep(1);
423 }
424 }
425
426 for (i = 2; i < length; i++)
427 wdebi(av7110, DEBINOSWAP, COMMAND + 2 * i, (u32) buf[i], 2);
428
429 if (length)
430 wdebi(av7110, DEBINOSWAP, COMMAND + 2, (u32) buf[1], 2);
431 else
432 wdebi(av7110, DEBINOSWAP, COMMAND + 2, 0, 2);
433
434 wdebi(av7110, DEBINOSWAP, COMMAND, (u32) buf[0], 2);
435
436 if (FW_VERSION(av7110->arm_app) <= 0x261f)
437 wdebi(av7110, DEBINOSWAP, COM_IF_LOCK, 0x0000, 2);
438
439 #ifdef COM_DEBUG
440 start = jiffies;
441 while (1) {
442 err = time_after(jiffies, start + ARM_WAIT_FREE);
443 if (rdebi(av7110, DEBINOSWAP, COMMAND, 0, 2) == 0)
444 break;
445 if (err) {
446 printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for COMMAND %d to complete\n",
447 __func__, (buf[0] >> 8) & 0xff);
448 return -ETIMEDOUT;
449 }
450 msleep(1);
451 }
452
453 stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
454 if (stat & GPMQOver) {
455 printk(KERN_ERR "dvb-ttpci: %s(): GPMQOver\n", __func__);
456 return -ENOSPC;
457 }
458 else if (stat & OSDQOver) {
459 printk(KERN_ERR "dvb-ttpci: %s(): OSDQOver\n", __func__);
460 return -ENOSPC;
461 }
462 #endif
463
464 return 0;
465 }
466
467 static int av7110_send_fw_cmd(struct av7110 *av7110, u16* buf, int length)
468 {
469 int ret;
470
471 // dprintk(4, "%p\n", av7110);
472
473 if (!av7110->arm_ready) {
474 dprintk(1, "arm not ready.\n");
475 return -1;
476 }
477 if (mutex_lock_interruptible(&av7110->dcomlock))
478 return -ERESTARTSYS;
479
480 ret = __av7110_send_fw_cmd(av7110, buf, length);
481 mutex_unlock(&av7110->dcomlock);
482 if (ret && ret!=-ERESTARTSYS)
483 printk(KERN_ERR "dvb-ttpci: %s(): av7110_send_fw_cmd error %d\n",
484 __func__, ret);
485 return ret;
486 }
487
488 int av7110_fw_cmd(struct av7110 *av7110, int type, int com, int num, ...)
489 {
490 va_list args;
491 u16 buf[num + 2];
492 int i, ret;
493
494 // dprintk(4, "%p\n", av7110);
495
496 buf[0] = ((type << 8) | com);
497 buf[1] = num;
498
499 if (num) {
500 va_start(args, num);
501 for (i = 0; i < num; i++)
502 buf[i + 2] = va_arg(args, u32);
503 va_end(args);
504 }
505
506 ret = av7110_send_fw_cmd(av7110, buf, num + 2);
507 if (ret && ret != -ERESTARTSYS)
508 printk(KERN_ERR "dvb-ttpci: av7110_fw_cmd error %d\n", ret);
509 return ret;
510 }
511
512 #if 0
513 int av7110_send_ci_cmd(struct av7110 *av7110, u8 subcom, u8 *buf, u8 len)
514 {
515 int i, ret;
516 u16 cmd[18] = { ((COMTYPE_COMMON_IF << 8) + subcom),
517 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
518
519 dprintk(4, "%p\n", av7110);
520
521 for(i = 0; i < len && i < 32; i++)
522 {
523 if(i % 2 == 0)
524 cmd[(i / 2) + 2] = (u16)(buf[i]) << 8;
525 else
526 cmd[(i / 2) + 2] |= buf[i];
527 }
528
529 ret = av7110_send_fw_cmd(av7110, cmd, 18);
530 if (ret && ret != -ERESTARTSYS)
531 printk(KERN_ERR "dvb-ttpci: av7110_send_ci_cmd error %d\n", ret);
532 return ret;
533 }
534 #endif /* 0 */
535
536 int av7110_fw_request(struct av7110 *av7110, u16 *request_buf,
537 int request_buf_len, u16 *reply_buf, int reply_buf_len)
538 {
539 int err;
540 s16 i;
541 unsigned long start;
542 #ifdef COM_DEBUG
543 u32 stat;
544 #endif
545
546 dprintk(4, "%p\n", av7110);
547
548 if (!av7110->arm_ready) {
549 dprintk(1, "arm not ready.\n");
550 return -1;
551 }
552
553 if (mutex_lock_interruptible(&av7110->dcomlock))
554 return -ERESTARTSYS;
555
556 if ((err = __av7110_send_fw_cmd(av7110, request_buf, request_buf_len)) < 0) {
557 mutex_unlock(&av7110->dcomlock);
558 printk(KERN_ERR "dvb-ttpci: av7110_fw_request error %d\n", err);
559 return err;
560 }
561
562 start = jiffies;
563 while (1) {
564 err = time_after(jiffies, start + ARM_WAIT_FREE);
565 if (rdebi(av7110, DEBINOSWAP, COMMAND, 0, 2) == 0)
566 break;
567 if (err) {
568 printk(KERN_ERR "%s: timeout waiting for COMMAND to complete\n", __func__);
569 mutex_unlock(&av7110->dcomlock);
570 return -ETIMEDOUT;
571 }
572 #ifdef _NOHANDSHAKE
573 msleep(1);
574 #endif
575 }
576
577 #ifndef _NOHANDSHAKE
578 start = jiffies;
579 while (1) {
580 err = time_after(jiffies, start + ARM_WAIT_SHAKE);
581 if (rdebi(av7110, DEBINOSWAP, HANDSHAKE_REG, 0, 2) == 0)
582 break;
583 if (err) {
584 printk(KERN_ERR "%s: timeout waiting for HANDSHAKE_REG\n", __func__);
585 mutex_unlock(&av7110->dcomlock);
586 return -ETIMEDOUT;
587 }
588 msleep(1);
589 }
590 #endif
591
592 #ifdef COM_DEBUG
593 stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
594 if (stat & GPMQOver) {
595 printk(KERN_ERR "%s: GPMQOver\n", __func__);
596 mutex_unlock(&av7110->dcomlock);
597 return -1;
598 }
599 else if (stat & OSDQOver) {
600 printk(KERN_ERR "%s: OSDQOver\n", __func__);
601 mutex_unlock(&av7110->dcomlock);
602 return -1;
603 }
604 #endif
605
606 for (i = 0; i < reply_buf_len; i++)
607 reply_buf[i] = rdebi(av7110, DEBINOSWAP, COM_BUFF + 2 * i, 0, 2);
608
609 mutex_unlock(&av7110->dcomlock);
610 return 0;
611 }
612
613 static int av7110_fw_query(struct av7110 *av7110, u16 tag, u16* buf, s16 length)
614 {
615 int ret;
616 ret = av7110_fw_request(av7110, &tag, 0, buf, length);
617 if (ret)
618 printk(KERN_ERR "dvb-ttpci: av7110_fw_query error %d\n", ret);
619 return ret;
620 }
621
622
623 /****************************************************************************
624 * Firmware commands
625 ****************************************************************************/
626
627 /* get version of the firmware ROM, RTSL, video ucode and ARM application */
628 int av7110_firmversion(struct av7110 *av7110)
629 {
630 u16 buf[20];
631 u16 tag = ((COMTYPE_REQUEST << 8) + ReqVersion);
632
633 dprintk(4, "%p\n", av7110);
634
635 if (av7110_fw_query(av7110, tag, buf, 16)) {
636 printk("dvb-ttpci: failed to boot firmware @ card %d\n",
637 av7110->dvb_adapter.num);
638 return -EIO;
639 }
640
641 av7110->arm_fw = (buf[0] << 16) + buf[1];
642 av7110->arm_rtsl = (buf[2] << 16) + buf[3];
643 av7110->arm_vid = (buf[4] << 16) + buf[5];
644 av7110->arm_app = (buf[6] << 16) + buf[7];
645 av7110->avtype = (buf[8] << 16) + buf[9];
646
647 printk("dvb-ttpci: info @ card %d: firm %08x, rtsl %08x, vid %08x, app %08x\n",
648 av7110->dvb_adapter.num, av7110->arm_fw,
649 av7110->arm_rtsl, av7110->arm_vid, av7110->arm_app);
650
651 /* print firmware capabilities */
652 if (FW_CI_LL_SUPPORT(av7110->arm_app))
653 printk("dvb-ttpci: firmware @ card %d supports CI link layer interface\n",
654 av7110->dvb_adapter.num);
655 else
656 printk("dvb-ttpci: no firmware support for CI link layer interface @ card %d\n",
657 av7110->dvb_adapter.num);
658
659 return 0;
660 }
661
662
663 int av7110_diseqc_send(struct av7110 *av7110, int len, u8 *msg, unsigned long burst)
664 {
665 int i, ret;
666 u16 buf[18] = { ((COMTYPE_AUDIODAC << 8) + SendDiSEqC),
667 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
668
669 dprintk(4, "%p\n", av7110);
670
671 if (len > 10)
672 len = 10;
673
674 buf[1] = len + 2;
675 buf[2] = len;
676
677 if (burst != -1)
678 buf[3] = burst ? 0x01 : 0x00;
679 else
680 buf[3] = 0xffff;
681
682 for (i = 0; i < len; i++)
683 buf[i + 4] = msg[i];
684
685 ret = av7110_send_fw_cmd(av7110, buf, 18);
686 if (ret && ret!=-ERESTARTSYS)
687 printk(KERN_ERR "dvb-ttpci: av7110_diseqc_send error %d\n", ret);
688 return ret;
689 }
690
691
692 #ifdef CONFIG_DVB_AV7110_OSD
693
694 static inline int SetColorBlend(struct av7110 *av7110, u8 windownr)
695 {
696 return av7110_fw_cmd(av7110, COMTYPE_OSD, SetCBlend, 1, windownr);
697 }
698
699 static inline int SetBlend_(struct av7110 *av7110, u8 windownr,
700 enum av7110_osd_palette_type colordepth, u16 index, u8 blending)
701 {
702 return av7110_fw_cmd(av7110, COMTYPE_OSD, SetBlend, 4,
703 windownr, colordepth, index, blending);
704 }
705
706 static inline int SetColor_(struct av7110 *av7110, u8 windownr,
707 enum av7110_osd_palette_type colordepth, u16 index, u16 colorhi, u16 colorlo)
708 {
709 return av7110_fw_cmd(av7110, COMTYPE_OSD, SetColor, 5,
710 windownr, colordepth, index, colorhi, colorlo);
711 }
712
713 static inline int SetFont(struct av7110 *av7110, u8 windownr, u8 fontsize,
714 u16 colorfg, u16 colorbg)
715 {
716 return av7110_fw_cmd(av7110, COMTYPE_OSD, Set_Font, 4,
717 windownr, fontsize, colorfg, colorbg);
718 }
719
720 static int FlushText(struct av7110 *av7110)
721 {
722 unsigned long start;
723 int err;
724
725 if (mutex_lock_interruptible(&av7110->dcomlock))
726 return -ERESTARTSYS;
727 start = jiffies;
728 while (1) {
729 err = time_after(jiffies, start + ARM_WAIT_OSD);
730 if (rdebi(av7110, DEBINOSWAP, BUFF1_BASE, 0, 2) == 0)
731 break;
732 if (err) {
733 printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for BUFF1_BASE == 0\n",
734 __func__);
735 mutex_unlock(&av7110->dcomlock);
736 return -ETIMEDOUT;
737 }
738 msleep(1);
739 }
740 mutex_unlock(&av7110->dcomlock);
741 return 0;
742 }
743
744 static int WriteText(struct av7110 *av7110, u8 win, u16 x, u16 y, char *buf)
745 {
746 int i, ret;
747 unsigned long start;
748 int length = strlen(buf) + 1;
749 u16 cbuf[5] = { (COMTYPE_OSD << 8) + DText, 3, win, x, y };
750
751 if (mutex_lock_interruptible(&av7110->dcomlock))
752 return -ERESTARTSYS;
753
754 start = jiffies;
755 while (1) {
756 ret = time_after(jiffies, start + ARM_WAIT_OSD);
757 if (rdebi(av7110, DEBINOSWAP, BUFF1_BASE, 0, 2) == 0)
758 break;
759 if (ret) {
760 printk(KERN_ERR "dvb-ttpci: %s: timeout waiting for BUFF1_BASE == 0\n",
761 __func__);
762 mutex_unlock(&av7110->dcomlock);
763 return -ETIMEDOUT;
764 }
765 msleep(1);
766 }
767 #ifndef _NOHANDSHAKE
768 start = jiffies;
769 while (1) {
770 ret = time_after(jiffies, start + ARM_WAIT_SHAKE);
771 if (rdebi(av7110, DEBINOSWAP, HANDSHAKE_REG, 0, 2) == 0)
772 break;
773 if (ret) {
774 printk(KERN_ERR "dvb-ttpci: %s: timeout waiting for HANDSHAKE_REG\n",
775 __func__);
776 mutex_unlock(&av7110->dcomlock);
777 return -ETIMEDOUT;
778 }
779 msleep(1);
780 }
781 #endif
782 for (i = 0; i < length / 2; i++)
783 wdebi(av7110, DEBINOSWAP, BUFF1_BASE + i * 2,
784 swab16(*(u16 *)(buf + 2 * i)), 2);
785 if (length & 1)
786 wdebi(av7110, DEBINOSWAP, BUFF1_BASE + i * 2, 0, 2);
787 ret = __av7110_send_fw_cmd(av7110, cbuf, 5);
788 mutex_unlock(&av7110->dcomlock);
789 if (ret && ret!=-ERESTARTSYS)
790 printk(KERN_ERR "dvb-ttpci: WriteText error %d\n", ret);
791 return ret;
792 }
793
794 static inline int DrawLine(struct av7110 *av7110, u8 windownr,
795 u16 x, u16 y, u16 dx, u16 dy, u16 color)
796 {
797 return av7110_fw_cmd(av7110, COMTYPE_OSD, DLine, 6,
798 windownr, x, y, dx, dy, color);
799 }
800
801 static inline int DrawBlock(struct av7110 *av7110, u8 windownr,
802 u16 x, u16 y, u16 dx, u16 dy, u16 color)
803 {
804 return av7110_fw_cmd(av7110, COMTYPE_OSD, DBox, 6,
805 windownr, x, y, dx, dy, color);
806 }
807
808 static inline int HideWindow(struct av7110 *av7110, u8 windownr)
809 {
810 return av7110_fw_cmd(av7110, COMTYPE_OSD, WHide, 1, windownr);
811 }
812
813 static inline int MoveWindowRel(struct av7110 *av7110, u8 windownr, u16 x, u16 y)
814 {
815 return av7110_fw_cmd(av7110, COMTYPE_OSD, WMoveD, 3, windownr, x, y);
816 }
817
818 static inline int MoveWindowAbs(struct av7110 *av7110, u8 windownr, u16 x, u16 y)
819 {
820 return av7110_fw_cmd(av7110, COMTYPE_OSD, WMoveA, 3, windownr, x, y);
821 }
822
823 static inline int DestroyOSDWindow(struct av7110 *av7110, u8 windownr)
824 {
825 return av7110_fw_cmd(av7110, COMTYPE_OSD, WDestroy, 1, windownr);
826 }
827
828 static inline int CreateOSDWindow(struct av7110 *av7110, u8 windownr,
829 osd_raw_window_t disptype,
830 u16 width, u16 height)
831 {
832 return av7110_fw_cmd(av7110, COMTYPE_OSD, WCreate, 4,
833 windownr, disptype, width, height);
834 }
835
836
837 static enum av7110_osd_palette_type bpp2pal[8] = {
838 Pal1Bit, Pal2Bit, 0, Pal4Bit, 0, 0, 0, Pal8Bit
839 };
840 static osd_raw_window_t bpp2bit[8] = {
841 OSD_BITMAP1, OSD_BITMAP2, 0, OSD_BITMAP4, 0, 0, 0, OSD_BITMAP8
842 };
843
844 static inline int WaitUntilBmpLoaded(struct av7110 *av7110)
845 {
846 int ret = wait_event_timeout(av7110->bmpq,
847 av7110->bmp_state != BMP_LOADING, 10*HZ);
848 if (ret == 0) {
849 printk("dvb-ttpci: warning: timeout waiting in LoadBitmap: %d, %d\n",
850 ret, av7110->bmp_state);
851 av7110->bmp_state = BMP_NONE;
852 return -ETIMEDOUT;
853 }
854 return 0;
855 }
856
857 static inline int LoadBitmap(struct av7110 *av7110,
858 u16 dx, u16 dy, int inc, u8 __user * data)
859 {
860 u16 format;
861 int bpp;
862 int i;
863 int d, delta;
864 u8 c;
865 int ret;
866
867 dprintk(4, "%p\n", av7110);
868
869 format = bpp2bit[av7110->osdbpp[av7110->osdwin]];
870
871 av7110->bmp_state = BMP_LOADING;
872 if (format == OSD_BITMAP8) {
873 bpp=8; delta = 1;
874 } else if (format == OSD_BITMAP4) {
875 bpp=4; delta = 2;
876 } else if (format == OSD_BITMAP2) {
877 bpp=2; delta = 4;
878 } else if (format == OSD_BITMAP1) {
879 bpp=1; delta = 8;
880 } else {
881 av7110->bmp_state = BMP_NONE;
882 return -EINVAL;
883 }
884 av7110->bmplen = ((dx * dy * bpp + 7) & ~7) / 8;
885 av7110->bmpp = 0;
886 if (av7110->bmplen > 32768) {
887 av7110->bmp_state = BMP_NONE;
888 return -EINVAL;
889 }
890 for (i = 0; i < dy; i++) {
891 if (copy_from_user(av7110->bmpbuf + 1024 + i * dx, data + i * inc, dx)) {
892 av7110->bmp_state = BMP_NONE;
893 return -EINVAL;
894 }
895 }
896 if (format != OSD_BITMAP8) {
897 for (i = 0; i < dx * dy / delta; i++) {
898 c = ((u8 *)av7110->bmpbuf)[1024 + i * delta + delta - 1];
899 for (d = delta - 2; d >= 0; d--) {
900 c |= (((u8 *)av7110->bmpbuf)[1024 + i * delta + d]
901 << ((delta - d - 1) * bpp));
902 ((u8 *)av7110->bmpbuf)[1024 + i] = c;
903 }
904 }
905 }
906 av7110->bmplen += 1024;
907 dprintk(4, "av7110_fw_cmd: LoadBmp size %d\n", av7110->bmplen);
908 ret = av7110_fw_cmd(av7110, COMTYPE_OSD, LoadBmp, 3, format, dx, dy);
909 if (!ret)
910 ret = WaitUntilBmpLoaded(av7110);
911 return ret;
912 }
913
914 static int BlitBitmap(struct av7110 *av7110, u16 x, u16 y)
915 {
916 dprintk(4, "%p\n", av7110);
917
918 return av7110_fw_cmd(av7110, COMTYPE_OSD, BlitBmp, 4, av7110->osdwin, x, y, 0);
919 }
920
921 static inline int ReleaseBitmap(struct av7110 *av7110)
922 {
923 dprintk(4, "%p\n", av7110);
924
925 if (av7110->bmp_state != BMP_LOADED && FW_VERSION(av7110->arm_app) < 0x261e)
926 return -1;
927 if (av7110->bmp_state == BMP_LOADING)
928 dprintk(1,"ReleaseBitmap called while BMP_LOADING\n");
929 av7110->bmp_state = BMP_NONE;
930 return av7110_fw_cmd(av7110, COMTYPE_OSD, ReleaseBmp, 0);
931 }
932
933 static u32 RGB2YUV(u16 R, u16 G, u16 B)
934 {
935 u16 y, u, v;
936 u16 Y, Cr, Cb;
937
938 y = R * 77 + G * 150 + B * 29; /* Luma=0.299R+0.587G+0.114B 0..65535 */
939 u = 2048 + B * 8 -(y >> 5); /* Cr 0..4095 */
940 v = 2048 + R * 8 -(y >> 5); /* Cb 0..4095 */
941
942 Y = y / 256;
943 Cb = u / 16;
944 Cr = v / 16;
945
946 return Cr | (Cb << 16) | (Y << 8);
947 }
948
949 static int OSDSetColor(struct av7110 *av7110, u8 color, u8 r, u8 g, u8 b, u8 blend)
950 {
951 int ret;
952
953 u16 ch, cl;
954 u32 yuv;
955
956 yuv = blend ? RGB2YUV(r,g,b) : 0;
957 cl = (yuv & 0xffff);
958 ch = ((yuv >> 16) & 0xffff);
959 ret = SetColor_(av7110, av7110->osdwin, bpp2pal[av7110->osdbpp[av7110->osdwin]],
960 color, ch, cl);
961 if (!ret)
962 ret = SetBlend_(av7110, av7110->osdwin, bpp2pal[av7110->osdbpp[av7110->osdwin]],
963 color, ((blend >> 4) & 0x0f));
964 return ret;
965 }
966
967 static int OSDSetPalette(struct av7110 *av7110, u32 __user * colors, u8 first, u8 last)
968 {
969 int i;
970 int length = last - first + 1;
971
972 if (length * 4 > DATA_BUFF3_SIZE)
973 return -EINVAL;
974
975 for (i = 0; i < length; i++) {
976 u32 color, blend, yuv;
977
978 if (get_user(color, colors + i))
979 return -EFAULT;
980 blend = (color & 0xF0000000) >> 4;
981 yuv = blend ? RGB2YUV(color & 0xFF, (color >> 8) & 0xFF,
982 (color >> 16) & 0xFF) | blend : 0;
983 yuv = ((yuv & 0xFFFF0000) >> 16) | ((yuv & 0x0000FFFF) << 16);
984 wdebi(av7110, DEBINOSWAP, DATA_BUFF3_BASE + i * 4, yuv, 4);
985 }
986 return av7110_fw_cmd(av7110, COMTYPE_OSD, Set_Palette, 4,
987 av7110->osdwin,
988 bpp2pal[av7110->osdbpp[av7110->osdwin]],
989 first, last);
990 }
991
992 static int OSDSetBlock(struct av7110 *av7110, int x0, int y0,
993 int x1, int y1, int inc, u8 __user * data)
994 {
995 uint w, h, bpp, bpl, size, lpb, bnum, brest;
996 int i;
997 int rc,release_rc;
998
999 w = x1 - x0 + 1;
1000 h = y1 - y0 + 1;
1001 if (inc <= 0)
1002 inc = w;
1003 if (w <= 0 || w > 720 || h <= 0 || h > 576)
1004 return -EINVAL;
1005 bpp = av7110->osdbpp[av7110->osdwin] + 1;
1006 bpl = ((w * bpp + 7) & ~7) / 8;
1007 size = h * bpl;
1008 lpb = (32 * 1024) / bpl;
1009 bnum = size / (lpb * bpl);
1010 brest = size - bnum * lpb * bpl;
1011
1012 if (av7110->bmp_state == BMP_LOADING) {
1013 /* possible if syscall is repeated by -ERESTARTSYS and if firmware cannot abort */
1014 BUG_ON (FW_VERSION(av7110->arm_app) >= 0x261e);
1015 rc = WaitUntilBmpLoaded(av7110);
1016 if (rc)
1017 return rc;
1018 /* just continue. This should work for all fw versions
1019 * if bnum==1 && !brest && LoadBitmap was successful
1020 */
1021 }
1022
1023 rc = 0;
1024 for (i = 0; i < bnum; i++) {
1025 rc = LoadBitmap(av7110, w, lpb, inc, data);
1026 if (rc)
1027 break;
1028 rc = BlitBitmap(av7110, x0, y0 + i * lpb);
1029 if (rc)
1030 break;
1031 data += lpb * inc;
1032 }
1033 if (!rc && brest) {
1034 rc = LoadBitmap(av7110, w, brest / bpl, inc, data);
1035 if (!rc)
1036 rc = BlitBitmap(av7110, x0, y0 + bnum * lpb);
1037 }
1038 release_rc = ReleaseBitmap(av7110);
1039 if (!rc)
1040 rc = release_rc;
1041 if (rc)
1042 dprintk(1,"returns %d\n",rc);
1043 return rc;
1044 }
1045
1046 int av7110_osd_cmd(struct av7110 *av7110, osd_cmd_t *dc)
1047 {
1048 int ret;
1049
1050 if (mutex_lock_interruptible(&av7110->osd_mutex))
1051 return -ERESTARTSYS;
1052
1053 switch (dc->cmd) {
1054 case OSD_Close:
1055 ret = DestroyOSDWindow(av7110, av7110->osdwin);
1056 break;
1057 case OSD_Open:
1058 av7110->osdbpp[av7110->osdwin] = (dc->color - 1) & 7;
1059 ret = CreateOSDWindow(av7110, av7110->osdwin,
1060 bpp2bit[av7110->osdbpp[av7110->osdwin]],
1061 dc->x1 - dc->x0 + 1, dc->y1 - dc->y0 + 1);
1062 if (ret)
1063 break;
1064 if (!dc->data) {
1065 ret = MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0);
1066 if (ret)
1067 break;
1068 ret = SetColorBlend(av7110, av7110->osdwin);
1069 }
1070 break;
1071 case OSD_Show:
1072 ret = MoveWindowRel(av7110, av7110->osdwin, 0, 0);
1073 break;
1074 case OSD_Hide:
1075 ret = HideWindow(av7110, av7110->osdwin);
1076 break;
1077 case OSD_Clear:
1078 ret = DrawBlock(av7110, av7110->osdwin, 0, 0, 720, 576, 0);
1079 break;
1080 case OSD_Fill:
1081 ret = DrawBlock(av7110, av7110->osdwin, 0, 0, 720, 576, dc->color);
1082 break;
1083 case OSD_SetColor:
1084 ret = OSDSetColor(av7110, dc->color, dc->x0, dc->y0, dc->x1, dc->y1);
1085 break;
1086 case OSD_SetPalette:
1087 if (FW_VERSION(av7110->arm_app) >= 0x2618)
1088 ret = OSDSetPalette(av7110, dc->data, dc->color, dc->x0);
1089 else {
1090 int i, len = dc->x0-dc->color+1;
1091 u8 __user *colors = (u8 __user *)dc->data;
1092 u8 r, g = 0, b = 0, blend = 0;
1093 ret = 0;
1094 for (i = 0; i<len; i++) {
1095 if (get_user(r, colors + i * 4) ||
1096 get_user(g, colors + i * 4 + 1) ||
1097 get_user(b, colors + i * 4 + 2) ||
1098 get_user(blend, colors + i * 4 + 3)) {
1099 ret = -EFAULT;
1100 break;
1101 }
1102 ret = OSDSetColor(av7110, dc->color + i, r, g, b, blend);
1103 if (ret)
1104 break;
1105 }
1106 }
1107 break;
1108 case OSD_SetPixel:
1109 ret = DrawLine(av7110, av7110->osdwin,
1110 dc->x0, dc->y0, 0, 0, dc->color);
1111 break;
1112 case OSD_SetRow:
1113 dc->y1 = dc->y0;
1114 /* fall through */
1115 case OSD_SetBlock:
1116 ret = OSDSetBlock(av7110, dc->x0, dc->y0, dc->x1, dc->y1, dc->color, dc->data);
1117 break;
1118 case OSD_FillRow:
1119 ret = DrawBlock(av7110, av7110->osdwin, dc->x0, dc->y0,
1120 dc->x1-dc->x0+1, dc->y1, dc->color);
1121 break;
1122 case OSD_FillBlock:
1123 ret = DrawBlock(av7110, av7110->osdwin, dc->x0, dc->y0,
1124 dc->x1 - dc->x0 + 1, dc->y1 - dc->y0 + 1, dc->color);
1125 break;
1126 case OSD_Line:
1127 ret = DrawLine(av7110, av7110->osdwin,
1128 dc->x0, dc->y0, dc->x1 - dc->x0, dc->y1 - dc->y0, dc->color);
1129 break;
1130 case OSD_Text:
1131 {
1132 char textbuf[240];
1133
1134 if (strncpy_from_user(textbuf, dc->data, 240) < 0) {
1135 ret = -EFAULT;
1136 break;
1137 }
1138 textbuf[239] = 0;
1139 if (dc->x1 > 3)
1140 dc->x1 = 3;
1141 ret = SetFont(av7110, av7110->osdwin, dc->x1,
1142 (u16) (dc->color & 0xffff), (u16) (dc->color >> 16));
1143 if (!ret)
1144 ret = FlushText(av7110);
1145 if (!ret)
1146 ret = WriteText(av7110, av7110->osdwin, dc->x0, dc->y0, textbuf);
1147 break;
1148 }
1149 case OSD_SetWindow:
1150 if (dc->x0 < 1 || dc->x0 > 7)
1151 ret = -EINVAL;
1152 else {
1153 av7110->osdwin = dc->x0;
1154 ret = 0;
1155 }
1156 break;
1157 case OSD_MoveWindow:
1158 ret = MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0);
1159 if (!ret)
1160 ret = SetColorBlend(av7110, av7110->osdwin);
1161 break;
1162 case OSD_OpenRaw:
1163 if (dc->color < OSD_BITMAP1 || dc->color > OSD_CURSOR) {
1164 ret = -EINVAL;
1165 break;
1166 }
1167 if (dc->color >= OSD_BITMAP1 && dc->color <= OSD_BITMAP8HR)
1168 av7110->osdbpp[av7110->osdwin] = (1 << (dc->color & 3)) - 1;
1169 else
1170 av7110->osdbpp[av7110->osdwin] = 0;
1171 ret = CreateOSDWindow(av7110, av7110->osdwin, (osd_raw_window_t)dc->color,
1172 dc->x1 - dc->x0 + 1, dc->y1 - dc->y0 + 1);
1173 if (ret)
1174 break;
1175 if (!dc->data) {
1176 ret = MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0);
1177 if (!ret)
1178 ret = SetColorBlend(av7110, av7110->osdwin);
1179 }
1180 break;
1181 default:
1182 ret = -EINVAL;
1183 break;
1184 }
1185
1186 mutex_unlock(&av7110->osd_mutex);
1187 if (ret==-ERESTARTSYS)
1188 dprintk(1, "av7110_osd_cmd(%d) returns with -ERESTARTSYS\n",dc->cmd);
1189 else if (ret)
1190 dprintk(1, "av7110_osd_cmd(%d) returns with %d\n",dc->cmd,ret);
1191
1192 return ret;
1193 }
1194
1195 int av7110_osd_capability(struct av7110 *av7110, osd_cap_t *cap)
1196 {
1197 switch (cap->cmd) {
1198 case OSD_CAP_MEMSIZE:
1199 if (FW_4M_SDRAM(av7110->arm_app))
1200 cap->val = 1000000;
1201 else
1202 cap->val = 92000;
1203 return 0;
1204 default:
1205 return -EINVAL;
1206 }
1207 }
1208 #endif /* CONFIG_DVB_AV7110_OSD */
Linux for Ginger Game Console