diff options
Diffstat (limited to 'drivers/staging/go7007/go7007-fw.c')
-rw-r--r-- | drivers/staging/go7007/go7007-fw.c | 1639 |
1 files changed, 1639 insertions, 0 deletions
diff --git a/drivers/staging/go7007/go7007-fw.c b/drivers/staging/go7007/go7007-fw.c new file mode 100644 index 00000000000..c2aea1020b0 --- /dev/null +++ b/drivers/staging/go7007/go7007-fw.c | |||
@@ -0,0 +1,1639 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2005-2006 Micronas USA Inc. | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify | ||
5 | * it under the terms of the GNU General Public License (Version 2) as | ||
6 | * published by the Free Software Foundation. | ||
7 | * | ||
8 | * This program is distributed in the hope that it will be useful, | ||
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
11 | * GNU General Public License for more details. | ||
12 | * | ||
13 | * You should have received a copy of the GNU General Public License | ||
14 | * along with this program; if not, write to the Free Software Foundation, | ||
15 | * Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. | ||
16 | */ | ||
17 | |||
18 | /* | ||
19 | * This file contains code to generate a firmware image for the GO7007SB | ||
20 | * encoder. Much of the firmware is read verbatim from a file, but some of | ||
21 | * it concerning bitrate control and other things that can be configured at | ||
22 | * run-time are generated dynamically. Note that the format headers | ||
23 | * generated here do not affect the functioning of the encoder; they are | ||
24 | * merely parroted back to the host at the start of each frame. | ||
25 | */ | ||
26 | |||
27 | #include <linux/module.h> | ||
28 | #include <linux/init.h> | ||
29 | #include <linux/version.h> | ||
30 | #include <linux/time.h> | ||
31 | #include <linux/mm.h> | ||
32 | #include <linux/device.h> | ||
33 | #include <linux/i2c.h> | ||
34 | #include <linux/firmware.h> | ||
35 | #include <asm/byteorder.h> | ||
36 | |||
37 | #include "go7007-priv.h" | ||
38 | |||
39 | /* Constants used in the source firmware image to describe code segments */ | ||
40 | |||
41 | #define FLAG_MODE_MJPEG (1) | ||
42 | #define FLAG_MODE_MPEG1 (1<<1) | ||
43 | #define FLAG_MODE_MPEG2 (1<<2) | ||
44 | #define FLAG_MODE_MPEG4 (1<<3) | ||
45 | #define FLAG_MODE_H263 (1<<4) | ||
46 | #define FLAG_MODE_ALL (FLAG_MODE_MJPEG | FLAG_MODE_MPEG1 | \ | ||
47 | FLAG_MODE_MPEG2 | FLAG_MODE_MPEG4 | \ | ||
48 | FLAG_MODE_H263) | ||
49 | #define FLAG_SPECIAL (1<<8) | ||
50 | |||
51 | #define SPECIAL_FRM_HEAD 0 | ||
52 | #define SPECIAL_BRC_CTRL 1 | ||
53 | #define SPECIAL_CONFIG 2 | ||
54 | #define SPECIAL_SEQHEAD 3 | ||
55 | #define SPECIAL_AV_SYNC 4 | ||
56 | #define SPECIAL_FINAL 5 | ||
57 | #define SPECIAL_AUDIO 6 | ||
58 | #define SPECIAL_MODET 7 | ||
59 | |||
60 | /* Little data class for creating MPEG headers bit-by-bit */ | ||
61 | |||
62 | struct code_gen { | ||
63 | unsigned char *p; /* destination */ | ||
64 | u32 a; /* collects bits at the top of the variable */ | ||
65 | int b; /* bit position of most recently-written bit */ | ||
66 | int len; /* written out so far */ | ||
67 | }; | ||
68 | |||
69 | #define CODE_GEN(name, dest) struct code_gen name = { dest, 0, 32, 0 } | ||
70 | |||
71 | #define CODE_ADD(name, val, length) do { \ | ||
72 | name.b -= (length); \ | ||
73 | name.a |= (val) << name.b; \ | ||
74 | while (name.b <= 24) { \ | ||
75 | *name.p = name.a >> 24; \ | ||
76 | ++name.p; \ | ||
77 | name.a <<= 8; \ | ||
78 | name.b += 8; \ | ||
79 | name.len += 8; \ | ||
80 | } \ | ||
81 | } while (0) | ||
82 | |||
83 | #define CODE_LENGTH(name) (name.len + (32 - name.b)) | ||
84 | |||
85 | /* Tables for creating the bitrate control data */ | ||
86 | |||
87 | static const s16 converge_speed_ip[101] = { | ||
88 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | ||
89 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | ||
90 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | ||
91 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, | ||
92 | 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, | ||
93 | 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, | ||
94 | 5, 5, 5, 6, 6, 6, 7, 7, 8, 8, | ||
95 | 9, 10, 10, 11, 12, 13, 14, 15, 16, 17, | ||
96 | 19, 20, 22, 23, 25, 27, 30, 32, 35, 38, | ||
97 | 41, 45, 49, 53, 58, 63, 69, 76, 83, 91, | ||
98 | 100 | ||
99 | }; | ||
100 | |||
101 | static const s16 converge_speed_ipb[101] = { | ||
102 | 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, | ||
103 | 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, | ||
104 | 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, | ||
105 | 4, 4, 4, 4, 5, 5, 5, 5, 5, 6, | ||
106 | 6, 6, 6, 7, 7, 7, 7, 8, 8, 9, | ||
107 | 9, 9, 10, 10, 11, 12, 12, 13, 14, 14, | ||
108 | 15, 16, 17, 18, 19, 20, 22, 23, 25, 26, | ||
109 | 28, 30, 32, 34, 37, 40, 42, 46, 49, 53, | ||
110 | 57, 61, 66, 71, 77, 83, 90, 97, 106, 115, | ||
111 | 125, 135, 147, 161, 175, 191, 209, 228, 249, 273, | ||
112 | 300 | ||
113 | }; | ||
114 | |||
115 | static const s16 LAMBDA_table[4][101] = { | ||
116 | { 16, 16, 16, 16, 17, 17, 17, 18, 18, 18, | ||
117 | 19, 19, 19, 20, 20, 20, 21, 21, 22, 22, | ||
118 | 22, 23, 23, 24, 24, 25, 25, 25, 26, 26, | ||
119 | 27, 27, 28, 28, 29, 29, 30, 31, 31, 32, | ||
120 | 32, 33, 33, 34, 35, 35, 36, 37, 37, 38, | ||
121 | 39, 39, 40, 41, 42, 42, 43, 44, 45, 46, | ||
122 | 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, | ||
123 | 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, | ||
124 | 67, 68, 69, 70, 72, 73, 74, 76, 77, 78, | ||
125 | 80, 81, 83, 84, 86, 87, 89, 90, 92, 94, | ||
126 | 96 | ||
127 | }, | ||
128 | { | ||
129 | 20, 20, 20, 21, 21, 21, 22, 22, 23, 23, | ||
130 | 23, 24, 24, 25, 25, 26, 26, 27, 27, 28, | ||
131 | 28, 29, 29, 30, 30, 31, 31, 32, 33, 33, | ||
132 | 34, 34, 35, 36, 36, 37, 38, 38, 39, 40, | ||
133 | 40, 41, 42, 43, 43, 44, 45, 46, 47, 48, | ||
134 | 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, | ||
135 | 58, 59, 60, 61, 62, 64, 65, 66, 67, 68, | ||
136 | 70, 71, 72, 73, 75, 76, 78, 79, 80, 82, | ||
137 | 83, 85, 86, 88, 90, 91, 93, 95, 96, 98, | ||
138 | 100, 102, 103, 105, 107, 109, 111, 113, 115, 117, | ||
139 | 120 | ||
140 | }, | ||
141 | { | ||
142 | 24, 24, 24, 25, 25, 26, 26, 27, 27, 28, | ||
143 | 28, 29, 29, 30, 30, 31, 31, 32, 33, 33, | ||
144 | 34, 34, 35, 36, 36, 37, 38, 38, 39, 40, | ||
145 | 41, 41, 42, 43, 44, 44, 45, 46, 47, 48, | ||
146 | 49, 50, 50, 51, 52, 53, 54, 55, 56, 57, | ||
147 | 58, 59, 60, 62, 63, 64, 65, 66, 67, 69, | ||
148 | 70, 71, 72, 74, 75, 76, 78, 79, 81, 82, | ||
149 | 84, 85, 87, 88, 90, 92, 93, 95, 97, 98, | ||
150 | 100, 102, 104, 106, 108, 110, 112, 114, 116, 118, | ||
151 | 120, 122, 124, 127, 129, 131, 134, 136, 138, 141, | ||
152 | 144 | ||
153 | }, | ||
154 | { | ||
155 | 32, 32, 33, 33, 34, 34, 35, 36, 36, 37, | ||
156 | 38, 38, 39, 40, 41, 41, 42, 43, 44, 44, | ||
157 | 45, 46, 47, 48, 49, 50, 50, 51, 52, 53, | ||
158 | 54, 55, 56, 57, 58, 59, 60, 62, 63, 64, | ||
159 | 65, 66, 67, 69, 70, 71, 72, 74, 75, 76, | ||
160 | 78, 79, 81, 82, 84, 85, 87, 88, 90, 92, | ||
161 | 93, 95, 97, 98, 100, 102, 104, 106, 108, 110, | ||
162 | 112, 114, 116, 118, 120, 122, 124, 127, 129, 131, | ||
163 | 134, 136, 139, 141, 144, 146, 149, 152, 154, 157, | ||
164 | 160, 163, 166, 169, 172, 175, 178, 181, 185, 188, | ||
165 | 192 | ||
166 | } | ||
167 | }; | ||
168 | |||
169 | /* MPEG blank frame generation tables */ | ||
170 | |||
171 | enum mpeg_frame_type { | ||
172 | PFRAME, | ||
173 | BFRAME_PRE, | ||
174 | BFRAME_POST, | ||
175 | BFRAME_BIDIR, | ||
176 | BFRAME_EMPTY | ||
177 | }; | ||
178 | |||
179 | static const u32 addrinctab[33][2] = { | ||
180 | { 0x01, 1 }, { 0x03, 3 }, { 0x02, 3 }, { 0x03, 4 }, | ||
181 | { 0x02, 4 }, { 0x03, 5 }, { 0x02, 5 }, { 0x07, 7 }, | ||
182 | { 0x06, 7 }, { 0x0b, 8 }, { 0x0a, 8 }, { 0x09, 8 }, | ||
183 | { 0x08, 8 }, { 0x07, 8 }, { 0x06, 8 }, { 0x17, 10 }, | ||
184 | { 0x16, 10 }, { 0x15, 10 }, { 0x14, 10 }, { 0x13, 10 }, | ||
185 | { 0x12, 10 }, { 0x23, 11 }, { 0x22, 11 }, { 0x21, 11 }, | ||
186 | { 0x20, 11 }, { 0x1f, 11 }, { 0x1e, 11 }, { 0x1d, 11 }, | ||
187 | { 0x1c, 11 }, { 0x1b, 11 }, { 0x1a, 11 }, { 0x19, 11 }, | ||
188 | { 0x18, 11 } | ||
189 | }; | ||
190 | |||
191 | /* Standard JPEG tables */ | ||
192 | |||
193 | static const u8 default_intra_quant_table[] = { | ||
194 | 8, 16, 19, 22, 26, 27, 29, 34, | ||
195 | 16, 16, 22, 24, 27, 29, 34, 37, | ||
196 | 19, 22, 26, 27, 29, 34, 34, 38, | ||
197 | 22, 22, 26, 27, 29, 34, 37, 40, | ||
198 | 22, 26, 27, 29, 32, 35, 40, 48, | ||
199 | 26, 27, 29, 32, 35, 40, 48, 58, | ||
200 | 26, 27, 29, 34, 38, 46, 56, 69, | ||
201 | 27, 29, 35, 38, 46, 56, 69, 83 | ||
202 | }; | ||
203 | |||
204 | static const u8 bits_dc_luminance[] = { | ||
205 | 0, 0, 1, 5, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0 | ||
206 | }; | ||
207 | |||
208 | static const u8 val_dc_luminance[] = { | ||
209 | 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 | ||
210 | }; | ||
211 | |||
212 | static const u8 bits_dc_chrominance[] = { | ||
213 | 0, 0, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0 | ||
214 | }; | ||
215 | |||
216 | static const u8 val_dc_chrominance[] = { | ||
217 | 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 | ||
218 | }; | ||
219 | |||
220 | static const u8 bits_ac_luminance[] = { | ||
221 | 0, 0, 2, 1, 3, 3, 2, 4, 3, 5, 5, 4, 4, 0, 0, 1, 0x7d | ||
222 | }; | ||
223 | |||
224 | static const u8 val_ac_luminance[] = { | ||
225 | 0x01, 0x02, 0x03, 0x00, 0x04, 0x11, 0x05, 0x12, | ||
226 | 0x21, 0x31, 0x41, 0x06, 0x13, 0x51, 0x61, 0x07, | ||
227 | 0x22, 0x71, 0x14, 0x32, 0x81, 0x91, 0xa1, 0x08, | ||
228 | 0x23, 0x42, 0xb1, 0xc1, 0x15, 0x52, 0xd1, 0xf0, | ||
229 | 0x24, 0x33, 0x62, 0x72, 0x82, 0x09, 0x0a, 0x16, | ||
230 | 0x17, 0x18, 0x19, 0x1a, 0x25, 0x26, 0x27, 0x28, | ||
231 | 0x29, 0x2a, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, | ||
232 | 0x3a, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, | ||
233 | 0x4a, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, | ||
234 | 0x5a, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, | ||
235 | 0x6a, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, | ||
236 | 0x7a, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, | ||
237 | 0x8a, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, | ||
238 | 0x99, 0x9a, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, | ||
239 | 0xa8, 0xa9, 0xaa, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, | ||
240 | 0xb7, 0xb8, 0xb9, 0xba, 0xc2, 0xc3, 0xc4, 0xc5, | ||
241 | 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xd2, 0xd3, 0xd4, | ||
242 | 0xd5, 0xd6, 0xd7, 0xd8, 0xd9, 0xda, 0xe1, 0xe2, | ||
243 | 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9, 0xea, | ||
244 | 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, | ||
245 | 0xf9, 0xfa | ||
246 | }; | ||
247 | |||
248 | static const u8 bits_ac_chrominance[] = { | ||
249 | 0, 0, 2, 1, 2, 4, 4, 3, 4, 7, 5, 4, 4, 0, 1, 2, 0x77 | ||
250 | }; | ||
251 | |||
252 | static const u8 val_ac_chrominance[] = { | ||
253 | 0x00, 0x01, 0x02, 0x03, 0x11, 0x04, 0x05, 0x21, | ||
254 | 0x31, 0x06, 0x12, 0x41, 0x51, 0x07, 0x61, 0x71, | ||
255 | 0x13, 0x22, 0x32, 0x81, 0x08, 0x14, 0x42, 0x91, | ||
256 | 0xa1, 0xb1, 0xc1, 0x09, 0x23, 0x33, 0x52, 0xf0, | ||
257 | 0x15, 0x62, 0x72, 0xd1, 0x0a, 0x16, 0x24, 0x34, | ||
258 | 0xe1, 0x25, 0xf1, 0x17, 0x18, 0x19, 0x1a, 0x26, | ||
259 | 0x27, 0x28, 0x29, 0x2a, 0x35, 0x36, 0x37, 0x38, | ||
260 | 0x39, 0x3a, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, | ||
261 | 0x49, 0x4a, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, | ||
262 | 0x59, 0x5a, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, | ||
263 | 0x69, 0x6a, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, | ||
264 | 0x79, 0x7a, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, | ||
265 | 0x88, 0x89, 0x8a, 0x92, 0x93, 0x94, 0x95, 0x96, | ||
266 | 0x97, 0x98, 0x99, 0x9a, 0xa2, 0xa3, 0xa4, 0xa5, | ||
267 | 0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xb2, 0xb3, 0xb4, | ||
268 | 0xb5, 0xb6, 0xb7, 0xb8, 0xb9, 0xba, 0xc2, 0xc3, | ||
269 | 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xd2, | ||
270 | 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, 0xd8, 0xd9, 0xda, | ||
271 | 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9, | ||
272 | 0xea, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, | ||
273 | 0xf9, 0xfa | ||
274 | }; | ||
275 | |||
276 | /* Zig-zag mapping for quant table | ||
277 | * | ||
278 | * OK, let's do this mapping on the actual table above so it doesn't have | ||
279 | * to be done on the fly. | ||
280 | */ | ||
281 | static const int zz[64] = { | ||
282 | 0, 1, 8, 16, 9, 2, 3, 10, 17, 24, 32, 25, 18, 11, 4, 5, | ||
283 | 12, 19, 26, 33, 40, 48, 41, 34, 27, 20, 13, 6, 7, 14, 21, 28, | ||
284 | 35, 42, 49, 56, 57, 50, 43, 36, 29, 22, 15, 23, 30, 37, 44, 51, | ||
285 | 58, 59, 52, 45, 38, 31, 39, 46, 53, 60, 61, 54, 47, 55, 62, 63 | ||
286 | }; | ||
287 | |||
288 | static int copy_packages(u16 *dest, u16 *src, int pkg_cnt, int space) | ||
289 | { | ||
290 | int i, cnt = pkg_cnt * 32; | ||
291 | |||
292 | if (space < cnt) | ||
293 | return -1; | ||
294 | |||
295 | for (i = 0; i < cnt; ++i) | ||
296 | dest[i] = __cpu_to_le16(src[i]); | ||
297 | |||
298 | return cnt; | ||
299 | } | ||
300 | |||
301 | static int mjpeg_frame_header(struct go7007 *go, unsigned char *buf, int q) | ||
302 | { | ||
303 | int i, p = 0; | ||
304 | |||
305 | buf[p++] = 0xff; | ||
306 | buf[p++] = 0xd8; | ||
307 | buf[p++] = 0xff; | ||
308 | buf[p++] = 0xdb; | ||
309 | buf[p++] = 0; | ||
310 | buf[p++] = 2 + 65; | ||
311 | buf[p++] = 0; | ||
312 | buf[p++] = default_intra_quant_table[0]; | ||
313 | for (i = 1; i < 64; ++i) | ||
314 | /* buf[p++] = (default_intra_quant_table[i] * q) >> 3; */ | ||
315 | buf[p++] = (default_intra_quant_table[zz[i]] * q) >> 3; | ||
316 | buf[p++] = 0xff; | ||
317 | buf[p++] = 0xc0; | ||
318 | buf[p++] = 0; | ||
319 | buf[p++] = 17; | ||
320 | buf[p++] = 8; | ||
321 | buf[p++] = go->height >> 8; | ||
322 | buf[p++] = go->height & 0xff; | ||
323 | buf[p++] = go->width >> 8; | ||
324 | buf[p++] = go->width & 0xff; | ||
325 | buf[p++] = 3; | ||
326 | buf[p++] = 1; | ||
327 | buf[p++] = 0x22; | ||
328 | buf[p++] = 0; | ||
329 | buf[p++] = 2; | ||
330 | buf[p++] = 0x11; | ||
331 | buf[p++] = 0; | ||
332 | buf[p++] = 3; | ||
333 | buf[p++] = 0x11; | ||
334 | buf[p++] = 0; | ||
335 | buf[p++] = 0xff; | ||
336 | buf[p++] = 0xc4; | ||
337 | buf[p++] = 418 >> 8; | ||
338 | buf[p++] = 418 & 0xff; | ||
339 | buf[p++] = 0x00; | ||
340 | memcpy(buf + p, bits_dc_luminance + 1, 16); | ||
341 | p += 16; | ||
342 | memcpy(buf + p, val_dc_luminance, sizeof(val_dc_luminance)); | ||
343 | p += sizeof(val_dc_luminance); | ||
344 | buf[p++] = 0x01; | ||
345 | memcpy(buf + p, bits_dc_chrominance + 1, 16); | ||
346 | p += 16; | ||
347 | memcpy(buf + p, val_dc_chrominance, sizeof(val_dc_chrominance)); | ||
348 | p += sizeof(val_dc_chrominance); | ||
349 | buf[p++] = 0x10; | ||
350 | memcpy(buf + p, bits_ac_luminance + 1, 16); | ||
351 | p += 16; | ||
352 | memcpy(buf + p, val_ac_luminance, sizeof(val_ac_luminance)); | ||
353 | p += sizeof(val_ac_luminance); | ||
354 | buf[p++] = 0x11; | ||
355 | memcpy(buf + p, bits_ac_chrominance + 1, 16); | ||
356 | p += 16; | ||
357 | memcpy(buf + p, val_ac_chrominance, sizeof(val_ac_chrominance)); | ||
358 | p += sizeof(val_ac_chrominance); | ||
359 | buf[p++] = 0xff; | ||
360 | buf[p++] = 0xda; | ||
361 | buf[p++] = 0; | ||
362 | buf[p++] = 12; | ||
363 | buf[p++] = 3; | ||
364 | buf[p++] = 1; | ||
365 | buf[p++] = 0x00; | ||
366 | buf[p++] = 2; | ||
367 | buf[p++] = 0x11; | ||
368 | buf[p++] = 3; | ||
369 | buf[p++] = 0x11; | ||
370 | buf[p++] = 0; | ||
371 | buf[p++] = 63; | ||
372 | buf[p++] = 0; | ||
373 | return p; | ||
374 | } | ||
375 | |||
376 | static int gen_mjpeghdr_to_package(struct go7007 *go, u16 *code, int space) | ||
377 | { | ||
378 | u8 *buf; | ||
379 | u16 mem = 0x3e00; | ||
380 | unsigned int addr = 0x19; | ||
381 | int size = 0, i, off = 0, chunk; | ||
382 | |||
383 | buf = kmalloc(4096, GFP_KERNEL); | ||
384 | if (buf == NULL) { | ||
385 | printk(KERN_ERR "go7007: unable to allocate 4096 bytes for " | ||
386 | "firmware construction\n"); | ||
387 | return -1; | ||
388 | } | ||
389 | memset(buf, 0, 4096); | ||
390 | |||
391 | for (i = 1; i < 32; ++i) { | ||
392 | mjpeg_frame_header(go, buf + size, i); | ||
393 | size += 80; | ||
394 | } | ||
395 | chunk = mjpeg_frame_header(go, buf + size, 1); | ||
396 | memmove(buf + size, buf + size + 80, chunk - 80); | ||
397 | size += chunk - 80; | ||
398 | |||
399 | for (i = 0; i < size; i += chunk * 2) { | ||
400 | if (space - off < 32) { | ||
401 | off = -1; | ||
402 | goto done; | ||
403 | } | ||
404 | |||
405 | code[off + 1] = __cpu_to_le16(0x8000 | mem); | ||
406 | |||
407 | chunk = 28; | ||
408 | if (mem + chunk > 0x4000) | ||
409 | chunk = 0x4000 - mem; | ||
410 | if (i + 2 * chunk > size) | ||
411 | chunk = (size - i) / 2; | ||
412 | |||
413 | if (chunk < 28) { | ||
414 | code[off] = __cpu_to_le16(0x4000 | chunk); | ||
415 | code[off + 31] = __cpu_to_le16(addr++); | ||
416 | mem = 0x3e00; | ||
417 | } else { | ||
418 | code[off] = __cpu_to_le16(0x1000 | 28); | ||
419 | code[off + 31] = 0; | ||
420 | mem += 28; | ||
421 | } | ||
422 | |||
423 | memcpy(&code[off + 2], buf + i, chunk * 2); | ||
424 | off += 32; | ||
425 | } | ||
426 | done: | ||
427 | kfree(buf); | ||
428 | return off; | ||
429 | } | ||
430 | |||
431 | static int mpeg1_frame_header(struct go7007 *go, unsigned char *buf, | ||
432 | int modulo, int pict_struct, enum mpeg_frame_type frame) | ||
433 | { | ||
434 | int i, j, mb_code, mb_len; | ||
435 | int rows = go->interlace_coding ? go->height / 32 : go->height / 16; | ||
436 | CODE_GEN(c, buf + 6); | ||
437 | |||
438 | switch (frame) { | ||
439 | case PFRAME: | ||
440 | mb_code = 0x1; | ||
441 | mb_len = 3; | ||
442 | break; | ||
443 | case BFRAME_PRE: | ||
444 | mb_code = 0x2; | ||
445 | mb_len = 4; | ||
446 | break; | ||
447 | case BFRAME_POST: | ||
448 | mb_code = 0x2; | ||
449 | mb_len = 3; | ||
450 | break; | ||
451 | case BFRAME_BIDIR: | ||
452 | mb_code = 0x2; | ||
453 | mb_len = 2; | ||
454 | break; | ||
455 | default: /* keep the compiler happy */ | ||
456 | mb_code = mb_len = 0; | ||
457 | break; | ||
458 | } | ||
459 | |||
460 | CODE_ADD(c, frame == PFRAME ? 0x2 : 0x3, 13); | ||
461 | CODE_ADD(c, 0xffff, 16); | ||
462 | CODE_ADD(c, go->format == GO7007_FORMAT_MPEG2 ? 0x7 : 0x4, 4); | ||
463 | if (frame != PFRAME) | ||
464 | CODE_ADD(c, go->format == GO7007_FORMAT_MPEG2 ? 0x7 : 0x4, 4); | ||
465 | else | ||
466 | CODE_ADD(c, 0, 4); /* Is this supposed to be here?? */ | ||
467 | CODE_ADD(c, 0, 3); /* What is this?? */ | ||
468 | /* Byte-align with zeros */ | ||
469 | j = 8 - (CODE_LENGTH(c) % 8); | ||
470 | if (j != 8) | ||
471 | CODE_ADD(c, 0, j); | ||
472 | |||
473 | if (go->format == GO7007_FORMAT_MPEG2) { | ||
474 | CODE_ADD(c, 0x1, 24); | ||
475 | CODE_ADD(c, 0xb5, 8); | ||
476 | CODE_ADD(c, 0x844, 12); | ||
477 | CODE_ADD(c, frame == PFRAME ? 0xff : 0x44, 8); | ||
478 | if (go->interlace_coding) { | ||
479 | CODE_ADD(c, pict_struct, 4); | ||
480 | if (go->dvd_mode) | ||
481 | CODE_ADD(c, 0x000, 11); | ||
482 | else | ||
483 | CODE_ADD(c, 0x200, 11); | ||
484 | } else { | ||
485 | CODE_ADD(c, 0x3, 4); | ||
486 | CODE_ADD(c, 0x20c, 11); | ||
487 | } | ||
488 | /* Byte-align with zeros */ | ||
489 | j = 8 - (CODE_LENGTH(c) % 8); | ||
490 | if (j != 8) | ||
491 | CODE_ADD(c, 0, j); | ||
492 | } | ||
493 | |||
494 | for (i = 0; i < rows; ++i) { | ||
495 | CODE_ADD(c, 1, 24); | ||
496 | CODE_ADD(c, i + 1, 8); | ||
497 | CODE_ADD(c, 0x2, 6); | ||
498 | CODE_ADD(c, 0x1, 1); | ||
499 | CODE_ADD(c, mb_code, mb_len); | ||
500 | if (go->interlace_coding) { | ||
501 | CODE_ADD(c, 0x1, 2); | ||
502 | CODE_ADD(c, pict_struct == 1 ? 0x0 : 0x1, 1); | ||
503 | } | ||
504 | if (frame == BFRAME_BIDIR) { | ||
505 | CODE_ADD(c, 0x3, 2); | ||
506 | if (go->interlace_coding) | ||
507 | CODE_ADD(c, pict_struct == 1 ? 0x0 : 0x1, 1); | ||
508 | } | ||
509 | CODE_ADD(c, 0x3, 2); | ||
510 | for (j = (go->width >> 4) - 2; j >= 33; j -= 33) | ||
511 | CODE_ADD(c, 0x8, 11); | ||
512 | CODE_ADD(c, addrinctab[j][0], addrinctab[j][1]); | ||
513 | CODE_ADD(c, mb_code, mb_len); | ||
514 | if (go->interlace_coding) { | ||
515 | CODE_ADD(c, 0x1, 2); | ||
516 | CODE_ADD(c, pict_struct == 1 ? 0x0 : 0x1, 1); | ||
517 | } | ||
518 | if (frame == BFRAME_BIDIR) { | ||
519 | CODE_ADD(c, 0x3, 2); | ||
520 | if (go->interlace_coding) | ||
521 | CODE_ADD(c, pict_struct == 1 ? 0x0 : 0x1, 1); | ||
522 | } | ||
523 | CODE_ADD(c, 0x3, 2); | ||
524 | |||
525 | /* Byte-align with zeros */ | ||
526 | j = 8 - (CODE_LENGTH(c) % 8); | ||
527 | if (j != 8) | ||
528 | CODE_ADD(c, 0, j); | ||
529 | } | ||
530 | |||
531 | i = CODE_LENGTH(c) + 4 * 8; | ||
532 | buf[2] = 0x00; | ||
533 | buf[3] = 0x00; | ||
534 | buf[4] = 0x01; | ||
535 | buf[5] = 0x00; | ||
536 | return i; | ||
537 | } | ||
538 | |||
539 | static int mpeg1_sequence_header(struct go7007 *go, unsigned char *buf, int ext) | ||
540 | { | ||
541 | int i, aspect_ratio, picture_rate; | ||
542 | CODE_GEN(c, buf + 6); | ||
543 | |||
544 | if (go->format == GO7007_FORMAT_MPEG1) { | ||
545 | switch (go->aspect_ratio) { | ||
546 | case GO7007_RATIO_4_3: | ||
547 | aspect_ratio = go->standard == GO7007_STD_NTSC ? 3 : 2; | ||
548 | break; | ||
549 | case GO7007_RATIO_16_9: | ||
550 | aspect_ratio = go->standard == GO7007_STD_NTSC ? 5 : 4; | ||
551 | break; | ||
552 | default: | ||
553 | aspect_ratio = 1; | ||
554 | break; | ||
555 | } | ||
556 | } else { | ||
557 | switch (go->aspect_ratio) { | ||
558 | case GO7007_RATIO_4_3: | ||
559 | aspect_ratio = 2; | ||
560 | break; | ||
561 | case GO7007_RATIO_16_9: | ||
562 | aspect_ratio = 3; | ||
563 | break; | ||
564 | default: | ||
565 | aspect_ratio = 1; | ||
566 | break; | ||
567 | } | ||
568 | } | ||
569 | switch (go->sensor_framerate) { | ||
570 | case 24000: | ||
571 | picture_rate = 1; | ||
572 | break; | ||
573 | case 24024: | ||
574 | picture_rate = 2; | ||
575 | break; | ||
576 | case 25025: | ||
577 | picture_rate = go->interlace_coding ? 6 : 3; | ||
578 | break; | ||
579 | case 30000: | ||
580 | picture_rate = go->interlace_coding ? 7 : 4; | ||
581 | break; | ||
582 | case 30030: | ||
583 | picture_rate = go->interlace_coding ? 8 : 5; | ||
584 | break; | ||
585 | default: | ||
586 | picture_rate = 5; /* 30 fps seems like a reasonable default */ | ||
587 | break; | ||
588 | } | ||
589 | |||
590 | CODE_ADD(c, go->width, 12); | ||
591 | CODE_ADD(c, go->height, 12); | ||
592 | CODE_ADD(c, aspect_ratio, 4); | ||
593 | CODE_ADD(c, picture_rate, 4); | ||
594 | CODE_ADD(c, go->format == GO7007_FORMAT_MPEG2 ? 20000 : 0x3ffff, 18); | ||
595 | CODE_ADD(c, 1, 1); | ||
596 | CODE_ADD(c, go->format == GO7007_FORMAT_MPEG2 ? 112 : 20, 10); | ||
597 | CODE_ADD(c, 0, 3); | ||
598 | |||
599 | /* Byte-align with zeros */ | ||
600 | i = 8 - (CODE_LENGTH(c) % 8); | ||
601 | if (i != 8) | ||
602 | CODE_ADD(c, 0, i); | ||
603 | |||
604 | if (go->format == GO7007_FORMAT_MPEG2) { | ||
605 | CODE_ADD(c, 0x1, 24); | ||
606 | CODE_ADD(c, 0xb5, 8); | ||
607 | CODE_ADD(c, 0x148, 12); | ||
608 | if (go->interlace_coding) | ||
609 | CODE_ADD(c, 0x20001, 20); | ||
610 | else | ||
611 | CODE_ADD(c, 0xa0001, 20); | ||
612 | CODE_ADD(c, 0, 16); | ||
613 | |||
614 | /* Byte-align with zeros */ | ||
615 | i = 8 - (CODE_LENGTH(c) % 8); | ||
616 | if (i != 8) | ||
617 | CODE_ADD(c, 0, i); | ||
618 | |||
619 | if (ext) { | ||
620 | CODE_ADD(c, 0x1, 24); | ||
621 | CODE_ADD(c, 0xb52, 12); | ||
622 | CODE_ADD(c, go->standard == GO7007_STD_NTSC ? 2 : 1, 3); | ||
623 | CODE_ADD(c, 0x105, 9); | ||
624 | CODE_ADD(c, 0x505, 16); | ||
625 | CODE_ADD(c, go->width, 14); | ||
626 | CODE_ADD(c, 1, 1); | ||
627 | CODE_ADD(c, go->height, 14); | ||
628 | |||
629 | /* Byte-align with zeros */ | ||
630 | i = 8 - (CODE_LENGTH(c) % 8); | ||
631 | if (i != 8) | ||
632 | CODE_ADD(c, 0, i); | ||
633 | } | ||
634 | } | ||
635 | |||
636 | i = CODE_LENGTH(c) + 4 * 8; | ||
637 | buf[0] = i & 0xff; | ||
638 | buf[1] = i >> 8; | ||
639 | buf[2] = 0x00; | ||
640 | buf[3] = 0x00; | ||
641 | buf[4] = 0x01; | ||
642 | buf[5] = 0xb3; | ||
643 | return i; | ||
644 | } | ||
645 | |||
646 | static int gen_mpeg1hdr_to_package(struct go7007 *go, | ||
647 | u16 *code, int space, int *framelen) | ||
648 | { | ||
649 | u8 *buf; | ||
650 | u16 mem = 0x3e00; | ||
651 | unsigned int addr = 0x19; | ||
652 | int i, off = 0, chunk; | ||
653 | |||
654 | buf = kmalloc(5120, GFP_KERNEL); | ||
655 | if (buf == NULL) { | ||
656 | printk(KERN_ERR "go7007: unable to allocate 5120 bytes for " | ||
657 | "firmware construction\n"); | ||
658 | return -1; | ||
659 | } | ||
660 | memset(buf, 0, 5120); | ||
661 | framelen[0] = mpeg1_frame_header(go, buf, 0, 1, PFRAME); | ||
662 | if (go->interlace_coding) | ||
663 | framelen[0] += mpeg1_frame_header(go, buf + framelen[0] / 8, | ||
664 | 0, 2, PFRAME); | ||
665 | buf[0] = framelen[0] & 0xff; | ||
666 | buf[1] = framelen[0] >> 8; | ||
667 | i = 368; | ||
668 | framelen[1] = mpeg1_frame_header(go, buf + i, 0, 1, BFRAME_PRE); | ||
669 | if (go->interlace_coding) | ||
670 | framelen[1] += mpeg1_frame_header(go, buf + i + framelen[1] / 8, | ||
671 | 0, 2, BFRAME_PRE); | ||
672 | buf[i] = framelen[1] & 0xff; | ||
673 | buf[i + 1] = framelen[1] >> 8; | ||
674 | i += 1632; | ||
675 | framelen[2] = mpeg1_frame_header(go, buf + i, 0, 1, BFRAME_POST); | ||
676 | if (go->interlace_coding) | ||
677 | framelen[2] += mpeg1_frame_header(go, buf + i + framelen[2] / 8, | ||
678 | 0, 2, BFRAME_POST); | ||
679 | buf[i] = framelen[2] & 0xff; | ||
680 | buf[i + 1] = framelen[2] >> 8; | ||
681 | i += 1432; | ||
682 | framelen[3] = mpeg1_frame_header(go, buf + i, 0, 1, BFRAME_BIDIR); | ||
683 | if (go->interlace_coding) | ||
684 | framelen[3] += mpeg1_frame_header(go, buf + i + framelen[3] / 8, | ||
685 | 0, 2, BFRAME_BIDIR); | ||
686 | buf[i] = framelen[3] & 0xff; | ||
687 | buf[i + 1] = framelen[3] >> 8; | ||
688 | i += 1632 + 16; | ||
689 | mpeg1_sequence_header(go, buf + i, 0); | ||
690 | i += 40; | ||
691 | for (i = 0; i < 5120; i += chunk * 2) { | ||
692 | if (space - off < 32) { | ||
693 | off = -1; | ||
694 | goto done; | ||
695 | } | ||
696 | |||
697 | code[off + 1] = __cpu_to_le16(0x8000 | mem); | ||
698 | |||
699 | chunk = 28; | ||
700 | if (mem + chunk > 0x4000) | ||
701 | chunk = 0x4000 - mem; | ||
702 | if (i + 2 * chunk > 5120) | ||
703 | chunk = (5120 - i) / 2; | ||
704 | |||
705 | if (chunk < 28) { | ||
706 | code[off] = __cpu_to_le16(0x4000 | chunk); | ||
707 | code[off + 31] = __cpu_to_le16(addr); | ||
708 | if (mem + chunk == 0x4000) { | ||
709 | mem = 0x3e00; | ||
710 | ++addr; | ||
711 | } | ||
712 | } else { | ||
713 | code[off] = __cpu_to_le16(0x1000 | 28); | ||
714 | code[off + 31] = 0; | ||
715 | mem += 28; | ||
716 | } | ||
717 | |||
718 | memcpy(&code[off + 2], buf + i, chunk * 2); | ||
719 | off += 32; | ||
720 | } | ||
721 | done: | ||
722 | kfree(buf); | ||
723 | return off; | ||
724 | } | ||
725 | |||
726 | static int vti_bitlen(struct go7007 *go) | ||
727 | { | ||
728 | unsigned int i, max_time_incr = go->sensor_framerate / go->fps_scale; | ||
729 | |||
730 | for (i = 31; (max_time_incr & ((1 << i) - 1)) == max_time_incr; --i); | ||
731 | return i + 1; | ||
732 | } | ||
733 | |||
734 | static int mpeg4_frame_header(struct go7007 *go, unsigned char *buf, | ||
735 | int modulo, enum mpeg_frame_type frame) | ||
736 | { | ||
737 | int i; | ||
738 | CODE_GEN(c, buf + 6); | ||
739 | int mb_count = (go->width >> 4) * (go->height >> 4); | ||
740 | |||
741 | CODE_ADD(c, frame == PFRAME ? 0x1 : 0x2, 2); | ||
742 | if (modulo) | ||
743 | CODE_ADD(c, 0x1, 1); | ||
744 | CODE_ADD(c, 0x1, 2); | ||
745 | CODE_ADD(c, 0, vti_bitlen(go)); | ||
746 | CODE_ADD(c, 0x3, 2); | ||
747 | if (frame == PFRAME) | ||
748 | CODE_ADD(c, 0, 1); | ||
749 | CODE_ADD(c, 0xc, 11); | ||
750 | if (frame != PFRAME) | ||
751 | CODE_ADD(c, 0x4, 3); | ||
752 | if (frame != BFRAME_EMPTY) { | ||
753 | for (i = 0; i < mb_count; ++i) { | ||
754 | switch (frame) { | ||
755 | case PFRAME: | ||
756 | CODE_ADD(c, 0x1, 1); | ||
757 | break; | ||
758 | case BFRAME_PRE: | ||
759 | CODE_ADD(c, 0x47, 8); | ||
760 | break; | ||
761 | case BFRAME_POST: | ||
762 | CODE_ADD(c, 0x27, 7); | ||
763 | break; | ||
764 | case BFRAME_BIDIR: | ||
765 | CODE_ADD(c, 0x5f, 8); | ||
766 | break; | ||
767 | case BFRAME_EMPTY: /* keep compiler quiet */ | ||
768 | break; | ||
769 | } | ||
770 | } | ||
771 | } | ||
772 | |||
773 | /* Byte-align with a zero followed by ones */ | ||
774 | i = 8 - (CODE_LENGTH(c) % 8); | ||
775 | CODE_ADD(c, 0, 1); | ||
776 | CODE_ADD(c, (1 << (i - 1)) - 1, i - 1); | ||
777 | |||
778 | i = CODE_LENGTH(c) + 4 * 8; | ||
779 | buf[0] = i & 0xff; | ||
780 | buf[1] = i >> 8; | ||
781 | buf[2] = 0x00; | ||
782 | buf[3] = 0x00; | ||
783 | buf[4] = 0x01; | ||
784 | buf[5] = 0xb6; | ||
785 | return i; | ||
786 | } | ||
787 | |||
788 | static int mpeg4_sequence_header(struct go7007 *go, unsigned char *buf, int ext) | ||
789 | { | ||
790 | const unsigned char head[] = { 0x00, 0x00, 0x01, 0xb0, go->pali, | ||
791 | 0x00, 0x00, 0x01, 0xb5, 0x09, | ||
792 | 0x00, 0x00, 0x01, 0x00, | ||
793 | 0x00, 0x00, 0x01, 0x20, }; | ||
794 | int i, aspect_ratio; | ||
795 | int fps = go->sensor_framerate / go->fps_scale; | ||
796 | CODE_GEN(c, buf + 2 + sizeof(head)); | ||
797 | |||
798 | switch (go->aspect_ratio) { | ||
799 | case GO7007_RATIO_4_3: | ||
800 | aspect_ratio = go->standard == GO7007_STD_NTSC ? 3 : 2; | ||
801 | break; | ||
802 | case GO7007_RATIO_16_9: | ||
803 | aspect_ratio = go->standard == GO7007_STD_NTSC ? 5 : 4; | ||
804 | break; | ||
805 | default: | ||
806 | aspect_ratio = 1; | ||
807 | break; | ||
808 | } | ||
809 | |||
810 | memcpy(buf + 2, head, sizeof(head)); | ||
811 | CODE_ADD(c, 0x191, 17); | ||
812 | CODE_ADD(c, aspect_ratio, 4); | ||
813 | CODE_ADD(c, 0x1, 4); | ||
814 | CODE_ADD(c, fps, 16); | ||
815 | CODE_ADD(c, 0x3, 2); | ||
816 | CODE_ADD(c, 1001, vti_bitlen(go)); | ||
817 | CODE_ADD(c, 1, 1); | ||
818 | CODE_ADD(c, go->width, 13); | ||
819 | CODE_ADD(c, 1, 1); | ||
820 | CODE_ADD(c, go->height, 13); | ||
821 | CODE_ADD(c, 0x2830, 14); | ||
822 | |||
823 | /* Byte-align */ | ||
824 | i = 8 - (CODE_LENGTH(c) % 8); | ||
825 | CODE_ADD(c, 0, 1); | ||
826 | CODE_ADD(c, (1 << (i - 1)) - 1, i - 1); | ||
827 | |||
828 | i = CODE_LENGTH(c) + sizeof(head) * 8; | ||
829 | buf[0] = i & 0xff; | ||
830 | buf[1] = i >> 8; | ||
831 | return i; | ||
832 | } | ||
833 | |||
834 | static int gen_mpeg4hdr_to_package(struct go7007 *go, | ||
835 | u16 *code, int space, int *framelen) | ||
836 | { | ||
837 | u8 *buf; | ||
838 | u16 mem = 0x3e00; | ||
839 | unsigned int addr = 0x19; | ||
840 | int i, off = 0, chunk; | ||
841 | |||
842 | buf = kmalloc(5120, GFP_KERNEL); | ||
843 | if (buf == NULL) { | ||
844 | printk(KERN_ERR "go7007: unable to allocate 5120 bytes for " | ||
845 | "firmware construction\n"); | ||
846 | return -1; | ||
847 | } | ||
848 | memset(buf, 0, 5120); | ||
849 | framelen[0] = mpeg4_frame_header(go, buf, 0, PFRAME); | ||
850 | i = 368; | ||
851 | framelen[1] = mpeg4_frame_header(go, buf + i, 0, BFRAME_PRE); | ||
852 | i += 1632; | ||
853 | framelen[2] = mpeg4_frame_header(go, buf + i, 0, BFRAME_POST); | ||
854 | i += 1432; | ||
855 | framelen[3] = mpeg4_frame_header(go, buf + i, 0, BFRAME_BIDIR); | ||
856 | i += 1632; | ||
857 | mpeg4_frame_header(go, buf + i, 0, BFRAME_EMPTY); | ||
858 | i += 16; | ||
859 | mpeg4_sequence_header(go, buf + i, 0); | ||
860 | i += 40; | ||
861 | for (i = 0; i < 5120; i += chunk * 2) { | ||
862 | if (space - off < 32) { | ||
863 | off = -1; | ||
864 | goto done; | ||
865 | } | ||
866 | |||
867 | code[off + 1] = __cpu_to_le16(0x8000 | mem); | ||
868 | |||
869 | chunk = 28; | ||
870 | if (mem + chunk > 0x4000) | ||
871 | chunk = 0x4000 - mem; | ||
872 | if (i + 2 * chunk > 5120) | ||
873 | chunk = (5120 - i) / 2; | ||
874 | |||
875 | if (chunk < 28) { | ||
876 | code[off] = __cpu_to_le16(0x4000 | chunk); | ||
877 | code[off + 31] = __cpu_to_le16(addr); | ||
878 | if (mem + chunk == 0x4000) { | ||
879 | mem = 0x3e00; | ||
880 | ++addr; | ||
881 | } | ||
882 | } else { | ||
883 | code[off] = __cpu_to_le16(0x1000 | 28); | ||
884 | code[off + 31] = 0; | ||
885 | mem += 28; | ||
886 | } | ||
887 | |||
888 | memcpy(&code[off + 2], buf + i, chunk * 2); | ||
889 | off += 32; | ||
890 | } | ||
891 | mem = 0x3e00; | ||
892 | addr = go->ipb ? 0x14f9 : 0x0af9; | ||
893 | memset(buf, 0, 5120); | ||
894 | framelen[4] = mpeg4_frame_header(go, buf, 1, PFRAME); | ||
895 | i = 368; | ||
896 | framelen[5] = mpeg4_frame_header(go, buf + i, 1, BFRAME_PRE); | ||
897 | i += 1632; | ||
898 | framelen[6] = mpeg4_frame_header(go, buf + i, 1, BFRAME_POST); | ||
899 | i += 1432; | ||
900 | framelen[7] = mpeg4_frame_header(go, buf + i, 1, BFRAME_BIDIR); | ||
901 | i += 1632; | ||
902 | mpeg4_frame_header(go, buf + i, 1, BFRAME_EMPTY); | ||
903 | i += 16; | ||
904 | for (i = 0; i < 5120; i += chunk * 2) { | ||
905 | if (space - off < 32) { | ||
906 | off = -1; | ||
907 | goto done; | ||
908 | } | ||
909 | |||
910 | code[off + 1] = __cpu_to_le16(0x8000 | mem); | ||
911 | |||
912 | chunk = 28; | ||
913 | if (mem + chunk > 0x4000) | ||
914 | chunk = 0x4000 - mem; | ||
915 | if (i + 2 * chunk > 5120) | ||
916 | chunk = (5120 - i) / 2; | ||
917 | |||
918 | if (chunk < 28) { | ||
919 | code[off] = __cpu_to_le16(0x4000 | chunk); | ||
920 | code[off + 31] = __cpu_to_le16(addr); | ||
921 | if (mem + chunk == 0x4000) { | ||
922 | mem = 0x3e00; | ||
923 | ++addr; | ||
924 | } | ||
925 | } else { | ||
926 | code[off] = __cpu_to_le16(0x1000 | 28); | ||
927 | code[off + 31] = 0; | ||
928 | mem += 28; | ||
929 | } | ||
930 | |||
931 | memcpy(&code[off + 2], buf + i, chunk * 2); | ||
932 | off += 32; | ||
933 | } | ||
934 | done: | ||
935 | kfree(buf); | ||
936 | return off; | ||
937 | } | ||
938 | |||
939 | static int brctrl_to_package(struct go7007 *go, | ||
940 | u16 *code, int space, int *framelen) | ||
941 | { | ||
942 | int converge_speed = 0; | ||
943 | int lambda = (go->format == GO7007_FORMAT_MJPEG || go->dvd_mode) ? | ||
944 | 100 : 0; | ||
945 | int peak_rate = 6 * go->bitrate / 5; | ||
946 | int vbv_buffer = go->format == GO7007_FORMAT_MJPEG ? | ||
947 | go->bitrate : | ||
948 | (go->dvd_mode ? 900000 : peak_rate); | ||
949 | int fps = go->sensor_framerate / go->fps_scale; | ||
950 | int q = 0; | ||
951 | /* Bizarre math below depends on rounding errors in division */ | ||
952 | u32 sgop_expt_addr = go->bitrate / 32 * (go->ipb ? 3 : 1) * 1001 / fps; | ||
953 | u32 sgop_peak_addr = peak_rate / 32 * 1001 / fps; | ||
954 | u32 total_expt_addr = go->bitrate / 32 * 1000 / fps * (fps / 1000); | ||
955 | u32 vbv_alert_addr = vbv_buffer * 3 / (4 * 32); | ||
956 | u32 cplx[] = { | ||
957 | q > 0 ? sgop_expt_addr * q : | ||
958 | 2 * go->width * go->height * (go->ipb ? 6 : 4) / 32, | ||
959 | q > 0 ? sgop_expt_addr * q : | ||
960 | 2 * go->width * go->height * (go->ipb ? 6 : 4) / 32, | ||
961 | q > 0 ? sgop_expt_addr * q : | ||
962 | 2 * go->width * go->height * (go->ipb ? 6 : 4) / 32, | ||
963 | q > 0 ? sgop_expt_addr * q : | ||
964 | 2 * go->width * go->height * (go->ipb ? 6 : 4) / 32, | ||
965 | }; | ||
966 | u32 calc_q = q > 0 ? q : cplx[0] / sgop_expt_addr; | ||
967 | u16 pack[] = { | ||
968 | 0x200e, 0x0000, | ||
969 | 0xBF20, go->ipb ? converge_speed_ipb[converge_speed] | ||
970 | : converge_speed_ip[converge_speed], | ||
971 | 0xBF21, go->ipb ? 2 : 0, | ||
972 | 0xBF22, go->ipb ? LAMBDA_table[0][lambda / 2 + 50] | ||
973 | : 32767, | ||
974 | 0xBF23, go->ipb ? LAMBDA_table[1][lambda] : 32767, | ||
975 | 0xBF24, 32767, | ||
976 | 0xBF25, lambda > 99 ? 32767 : LAMBDA_table[3][lambda], | ||
977 | 0xBF26, sgop_expt_addr & 0x0000FFFF, | ||
978 | 0xBF27, sgop_expt_addr >> 16, | ||
979 | 0xBF28, sgop_peak_addr & 0x0000FFFF, | ||
980 | 0xBF29, sgop_peak_addr >> 16, | ||
981 | 0xBF2A, vbv_alert_addr & 0x0000FFFF, | ||
982 | 0xBF2B, vbv_alert_addr >> 16, | ||
983 | 0xBF2C, 0, | ||
984 | 0xBF2D, 0, | ||
985 | 0, 0, | ||
986 | |||
987 | 0x200e, 0x0000, | ||
988 | 0xBF2E, vbv_alert_addr & 0x0000FFFF, | ||
989 | 0xBF2F, vbv_alert_addr >> 16, | ||
990 | 0xBF30, cplx[0] & 0x0000FFFF, | ||
991 | 0xBF31, cplx[0] >> 16, | ||
992 | 0xBF32, cplx[1] & 0x0000FFFF, | ||
993 | 0xBF33, cplx[1] >> 16, | ||
994 | 0xBF34, cplx[2] & 0x0000FFFF, | ||
995 | 0xBF35, cplx[2] >> 16, | ||
996 | 0xBF36, cplx[3] & 0x0000FFFF, | ||
997 | 0xBF37, cplx[3] >> 16, | ||
998 | 0xBF38, 0, | ||
999 | 0xBF39, 0, | ||
1000 | 0xBF3A, total_expt_addr & 0x0000FFFF, | ||
1001 | 0xBF3B, total_expt_addr >> 16, | ||
1002 | 0, 0, | ||
1003 | |||
1004 | 0x200e, 0x0000, | ||
1005 | 0xBF3C, total_expt_addr & 0x0000FFFF, | ||
1006 | 0xBF3D, total_expt_addr >> 16, | ||
1007 | 0xBF3E, 0, | ||
1008 | 0xBF3F, 0, | ||
1009 | 0xBF48, 0, | ||
1010 | 0xBF49, 0, | ||
1011 | 0xBF4A, calc_q < 4 ? 4 : (calc_q > 124 ? 124 : calc_q), | ||
1012 | 0xBF4B, 4, | ||
1013 | 0xBF4C, 0, | ||
1014 | 0xBF4D, 0, | ||
1015 | 0xBF4E, 0, | ||
1016 | 0xBF4F, 0, | ||
1017 | 0xBF50, 0, | ||
1018 | 0xBF51, 0, | ||
1019 | 0, 0, | ||
1020 | |||
1021 | 0x200e, 0x0000, | ||
1022 | 0xBF40, sgop_expt_addr & 0x0000FFFF, | ||
1023 | 0xBF41, sgop_expt_addr >> 16, | ||
1024 | 0xBF42, 0, | ||
1025 | 0xBF43, 0, | ||
1026 | 0xBF44, 0, | ||
1027 | 0xBF45, 0, | ||
1028 | 0xBF46, (go->width >> 4) * (go->height >> 4), | ||
1029 | 0xBF47, 0, | ||
1030 | 0xBF64, 0, | ||
1031 | 0xBF65, 0, | ||
1032 | 0xBF18, framelen[4], | ||
1033 | 0xBF19, framelen[5], | ||
1034 | 0xBF1A, framelen[6], | ||
1035 | 0xBF1B, framelen[7], | ||
1036 | 0, 0, | ||
1037 | |||
1038 | #if 0 /* Remove once we don't care about matching */ | ||
1039 | 0x200e, 0x0000, | ||
1040 | 0xBF56, 4, | ||
1041 | 0xBF57, 0, | ||
1042 | 0xBF58, 5, | ||
1043 | 0xBF59, 0, | ||
1044 | 0xBF5A, 6, | ||
1045 | 0xBF5B, 0, | ||
1046 | 0xBF5C, 8, | ||
1047 | 0xBF5D, 0, | ||
1048 | 0xBF5E, 1, | ||
1049 | 0xBF5F, 0, | ||
1050 | 0xBF60, 1, | ||
1051 | 0xBF61, 0, | ||
1052 | 0xBF62, 0, | ||
1053 | 0xBF63, 0, | ||
1054 | 0, 0, | ||
1055 | #else | ||
1056 | 0x2008, 0x0000, | ||
1057 | 0xBF56, 4, | ||
1058 | 0xBF57, 0, | ||
1059 | 0xBF58, 5, | ||
1060 | 0xBF59, 0, | ||
1061 | 0xBF5A, 6, | ||
1062 | 0xBF5B, 0, | ||
1063 | 0xBF5C, 8, | ||
1064 | 0xBF5D, 0, | ||
1065 | 0, 0, | ||
1066 | 0, 0, | ||
1067 | 0, 0, | ||
1068 | 0, 0, | ||
1069 | 0, 0, | ||
1070 | 0, 0, | ||
1071 | 0, 0, | ||
1072 | #endif | ||
1073 | |||
1074 | 0x200e, 0x0000, | ||
1075 | 0xBF10, 0, | ||
1076 | 0xBF11, 0, | ||
1077 | 0xBF12, 0, | ||
1078 | 0xBF13, 0, | ||
1079 | 0xBF14, 0, | ||
1080 | 0xBF15, 0, | ||
1081 | 0xBF16, 0, | ||
1082 | 0xBF17, 0, | ||
1083 | 0xBF7E, 0, | ||
1084 | 0xBF7F, 1, | ||
1085 | 0xBF52, framelen[0], | ||
1086 | 0xBF53, framelen[1], | ||
1087 | 0xBF54, framelen[2], | ||
1088 | 0xBF55, framelen[3], | ||
1089 | 0, 0, | ||
1090 | }; | ||
1091 | |||
1092 | return copy_packages(code, pack, 6, space); | ||
1093 | } | ||
1094 | |||
1095 | static int config_package(struct go7007 *go, u16 *code, int space) | ||
1096 | { | ||
1097 | int fps = go->sensor_framerate / go->fps_scale / 1000; | ||
1098 | int rows = go->interlace_coding ? go->height / 32 : go->height / 16; | ||
1099 | int brc_window_size = fps; | ||
1100 | int q_min = 2, q_max = 31; | ||
1101 | int THACCoeffSet0 = 0; | ||
1102 | u16 pack[] = { | ||
1103 | 0x200e, 0x0000, | ||
1104 | 0xc002, 0x14b4, | ||
1105 | 0xc003, 0x28b4, | ||
1106 | 0xc004, 0x3c5a, | ||
1107 | 0xdc05, 0x2a77, | ||
1108 | 0xc6c3, go->format == GO7007_FORMAT_MPEG4 ? 0 : | ||
1109 | (go->format == GO7007_FORMAT_H263 ? 0 : 1), | ||
1110 | 0xc680, go->format == GO7007_FORMAT_MPEG4 ? 0xf1 : | ||
1111 | (go->format == GO7007_FORMAT_H263 ? 0x61 : | ||
1112 | 0xd3), | ||
1113 | 0xc780, 0x0140, | ||
1114 | 0xe009, 0x0001, | ||
1115 | 0xc60f, 0x0008, | ||
1116 | 0xd4ff, 0x0002, | ||
1117 | 0xe403, 2340, | ||
1118 | 0xe406, 75, | ||
1119 | 0xd411, 0x0001, | ||
1120 | 0xd410, 0xa1d6, | ||
1121 | 0x0001, 0x2801, | ||
1122 | |||
1123 | 0x200d, 0x0000, | ||
1124 | 0xe402, 0x018b, | ||
1125 | 0xe401, 0x8b01, | ||
1126 | 0xd472, (go->board_info->sensor_flags & | ||
1127 | GO7007_SENSOR_TV) && | ||
1128 | (!go->interlace_coding) ? | ||
1129 | 0x01b0 : 0x0170, | ||
1130 | 0xd475, (go->board_info->sensor_flags & | ||
1131 | GO7007_SENSOR_TV) && | ||
1132 | (!go->interlace_coding) ? | ||
1133 | 0x0008 : 0x0009, | ||
1134 | 0xc404, go->interlace_coding ? 0x44 : | ||
1135 | (go->format == GO7007_FORMAT_MPEG4 ? 0x11 : | ||
1136 | (go->format == GO7007_FORMAT_MPEG1 ? 0x02 : | ||
1137 | (go->format == GO7007_FORMAT_MPEG2 ? 0x04 : | ||
1138 | (go->format == GO7007_FORMAT_H263 ? 0x08 : | ||
1139 | 0x20)))), | ||
1140 | 0xbf0a, (go->format == GO7007_FORMAT_MPEG4 ? 8 : | ||
1141 | (go->format == GO7007_FORMAT_MPEG1 ? 1 : | ||
1142 | (go->format == GO7007_FORMAT_MPEG2 ? 2 : | ||
1143 | (go->format == GO7007_FORMAT_H263 ? 4 : 16)))) | | ||
1144 | ((go->repeat_seqhead ? 1 : 0) << 6) | | ||
1145 | ((go->dvd_mode ? 1 : 0) << 9) | | ||
1146 | ((go->gop_header_enable ? 1 : 0) << 10), | ||
1147 | 0xbf0b, 0, | ||
1148 | 0xdd5a, go->ipb ? 0x14 : 0x0a, | ||
1149 | 0xbf0c, 0, | ||
1150 | 0xbf0d, 0, | ||
1151 | 0xc683, THACCoeffSet0, | ||
1152 | 0xc40a, (go->width << 4) | rows, | ||
1153 | 0xe01a, go->board_info->hpi_buffer_cap, | ||
1154 | 0, 0, | ||
1155 | 0, 0, | ||
1156 | |||
1157 | 0x2008, 0, | ||
1158 | 0xe402, 0x88, | ||
1159 | 0xe401, 0x8f01, | ||
1160 | 0xbf6a, 0, | ||
1161 | 0xbf6b, 0, | ||
1162 | 0xbf6c, 0, | ||
1163 | 0xbf6d, 0, | ||
1164 | 0xbf6e, 0, | ||
1165 | 0xbf6f, 0, | ||
1166 | 0, 0, | ||
1167 | 0, 0, | ||
1168 | 0, 0, | ||
1169 | 0, 0, | ||
1170 | 0, 0, | ||
1171 | 0, 0, | ||
1172 | 0, 0, | ||
1173 | |||
1174 | 0x200e, 0, | ||
1175 | 0xbf66, brc_window_size, | ||
1176 | 0xbf67, 0, | ||
1177 | 0xbf68, q_min, | ||
1178 | 0xbf69, q_max, | ||
1179 | 0xbfe0, 0, | ||
1180 | 0xbfe1, 0, | ||
1181 | 0xbfe2, 0, | ||
1182 | 0xbfe3, go->ipb ? 3 : 1, | ||
1183 | 0xc031, go->board_info->sensor_flags & | ||
1184 | GO7007_SENSOR_VBI ? 1 : 0, | ||
1185 | 0xc01c, 0x1f, | ||
1186 | 0xdd8c, 0x15, | ||
1187 | 0xdd94, 0x15, | ||
1188 | 0xdd88, go->ipb ? 0x1401 : 0x0a01, | ||
1189 | 0xdd90, go->ipb ? 0x1401 : 0x0a01, | ||
1190 | 0, 0, | ||
1191 | |||
1192 | 0x200e, 0, | ||
1193 | 0xbfe4, 0, | ||
1194 | 0xbfe5, 0, | ||
1195 | 0xbfe6, 0, | ||
1196 | 0xbfe7, fps << 8, | ||
1197 | 0xbfe8, 0x3a00, | ||
1198 | 0xbfe9, 0, | ||
1199 | 0xbfea, 0, | ||
1200 | 0xbfeb, 0, | ||
1201 | 0xbfec, (go->interlace_coding ? 1 << 15 : 0) | | ||
1202 | (go->modet_enable ? 0xa : 0) | | ||
1203 | (go->board_info->sensor_flags & | ||
1204 | GO7007_SENSOR_VBI ? 1 : 0), | ||
1205 | 0xbfed, 0, | ||
1206 | 0xbfee, 0, | ||
1207 | 0xbfef, 0, | ||
1208 | 0xbff0, go->board_info->sensor_flags & | ||
1209 | GO7007_SENSOR_TV ? 0xf060 : 0xb060, | ||
1210 | 0xbff1, 0, | ||
1211 | 0, 0, | ||
1212 | }; | ||
1213 | |||
1214 | return copy_packages(code, pack, 5, space); | ||
1215 | } | ||
1216 | |||
1217 | static int seqhead_to_package(struct go7007 *go, u16 *code, int space, | ||
1218 | int (*sequence_header_func)(struct go7007 *go, | ||
1219 | unsigned char *buf, int ext)) | ||
1220 | { | ||
1221 | int vop_time_increment_bitlength = vti_bitlen(go); | ||
1222 | int fps = go->sensor_framerate / go->fps_scale * | ||
1223 | (go->interlace_coding ? 2 : 1); | ||
1224 | unsigned char buf[40] = { }; | ||
1225 | int len = sequence_header_func(go, buf, 1); | ||
1226 | u16 pack[] = { | ||
1227 | 0x2006, 0, | ||
1228 | 0xbf08, fps, | ||
1229 | 0xbf09, 0, | ||
1230 | 0xbff2, vop_time_increment_bitlength, | ||
1231 | 0xbff3, (1 << vop_time_increment_bitlength) - 1, | ||
1232 | 0xbfe6, 0, | ||
1233 | 0xbfe7, (fps / 1000) << 8, | ||
1234 | 0, 0, | ||
1235 | 0, 0, | ||
1236 | 0, 0, | ||
1237 | 0, 0, | ||
1238 | 0, 0, | ||
1239 | 0, 0, | ||
1240 | 0, 0, | ||
1241 | 0, 0, | ||
1242 | 0, 0, | ||
1243 | |||
1244 | 0x2007, 0, | ||
1245 | 0xc800, buf[2] << 8 | buf[3], | ||
1246 | 0xc801, buf[4] << 8 | buf[5], | ||
1247 | 0xc802, buf[6] << 8 | buf[7], | ||
1248 | 0xc803, buf[8] << 8 | buf[9], | ||
1249 | 0xc406, 64, | ||
1250 | 0xc407, len - 64, | ||
1251 | 0xc61b, 1, | ||
1252 | 0, 0, | ||
1253 | 0, 0, | ||
1254 | 0, 0, | ||
1255 | 0, 0, | ||
1256 | 0, 0, | ||
1257 | 0, 0, | ||
1258 | 0, 0, | ||
1259 | 0, 0, | ||
1260 | |||
1261 | 0x200e, 0, | ||
1262 | 0xc808, buf[10] << 8 | buf[11], | ||
1263 | 0xc809, buf[12] << 8 | buf[13], | ||
1264 | 0xc80a, buf[14] << 8 | buf[15], | ||
1265 | 0xc80b, buf[16] << 8 | buf[17], | ||
1266 | 0xc80c, buf[18] << 8 | buf[19], | ||
1267 | 0xc80d, buf[20] << 8 | buf[21], | ||
1268 | 0xc80e, buf[22] << 8 | buf[23], | ||
1269 | 0xc80f, buf[24] << 8 | buf[25], | ||
1270 | 0xc810, buf[26] << 8 | buf[27], | ||
1271 | 0xc811, buf[28] << 8 | buf[29], | ||
1272 | 0xc812, buf[30] << 8 | buf[31], | ||
1273 | 0xc813, buf[32] << 8 | buf[33], | ||
1274 | 0xc814, buf[34] << 8 | buf[35], | ||
1275 | 0xc815, buf[36] << 8 | buf[37], | ||
1276 | 0, 0, | ||
1277 | 0, 0, | ||
1278 | 0, 0, | ||
1279 | }; | ||
1280 | |||
1281 | return copy_packages(code, pack, 3, space); | ||
1282 | } | ||
1283 | |||
1284 | static int relative_prime(int big, int little) | ||
1285 | { | ||
1286 | int remainder; | ||
1287 | |||
1288 | while (little != 0) { | ||
1289 | remainder = big % little; | ||
1290 | big = little; | ||
1291 | little = remainder; | ||
1292 | } | ||
1293 | return big; | ||
1294 | } | ||
1295 | |||
1296 | static int avsync_to_package(struct go7007 *go, u16 *code, int space) | ||
1297 | { | ||
1298 | int arate = go->board_info->audio_rate * 1001 * go->fps_scale; | ||
1299 | int ratio = arate / go->sensor_framerate; | ||
1300 | int adjratio = ratio * 215 / 100; | ||
1301 | int rprime = relative_prime(go->sensor_framerate, | ||
1302 | arate % go->sensor_framerate); | ||
1303 | int f1 = (arate % go->sensor_framerate) / rprime; | ||
1304 | int f2 = (go->sensor_framerate - arate % go->sensor_framerate) / rprime; | ||
1305 | u16 pack[] = { | ||
1306 | 0x200e, 0, | ||
1307 | 0xbf98, (u16)((-adjratio) & 0xffff), | ||
1308 | 0xbf99, (u16)((-adjratio) >> 16), | ||
1309 | 0xbf92, 0, | ||
1310 | 0xbf93, 0, | ||
1311 | 0xbff4, f1 > f2 ? f1 : f2, | ||
1312 | 0xbff5, f1 < f2 ? f1 : f2, | ||
1313 | 0xbff6, f1 < f2 ? ratio : ratio + 1, | ||
1314 | 0xbff7, f1 > f2 ? ratio : ratio + 1, | ||
1315 | 0xbff8, 0, | ||
1316 | 0xbff9, 0, | ||
1317 | 0xbffa, adjratio & 0xffff, | ||
1318 | 0xbffb, adjratio >> 16, | ||
1319 | 0xbf94, 0, | ||
1320 | 0xbf95, 0, | ||
1321 | 0, 0, | ||
1322 | }; | ||
1323 | |||
1324 | return copy_packages(code, pack, 1, space); | ||
1325 | } | ||
1326 | |||
1327 | static int final_package(struct go7007 *go, u16 *code, int space) | ||
1328 | { | ||
1329 | int rows = go->interlace_coding ? go->height / 32 : go->height / 16; | ||
1330 | u16 pack[] = { | ||
1331 | 0x8000, | ||
1332 | 0, | ||
1333 | 0, | ||
1334 | 0, | ||
1335 | 0, | ||
1336 | 0, | ||
1337 | 0, | ||
1338 | 2, | ||
1339 | ((go->board_info->sensor_flags & GO7007_SENSOR_TV) && | ||
1340 | (!go->interlace_coding) ? | ||
1341 | (1 << 14) | (1 << 9) : 0) | | ||
1342 | ((go->encoder_subsample ? 1 : 0) << 8) | | ||
1343 | (go->board_info->sensor_flags & | ||
1344 | GO7007_SENSOR_CONFIG_MASK), | ||
1345 | ((go->encoder_v_halve ? 1 : 0) << 14) | | ||
1346 | (go->encoder_v_halve ? rows << 9 : rows << 8) | | ||
1347 | (go->encoder_h_halve ? 1 << 6 : 0) | | ||
1348 | (go->encoder_h_halve ? go->width >> 3 : go->width >> 4), | ||
1349 | (1 << 15) | (go->encoder_v_offset << 6) | | ||
1350 | (1 << 7) | (go->encoder_h_offset >> 2), | ||
1351 | (1 << 6), | ||
1352 | 0, | ||
1353 | 0, | ||
1354 | ((go->fps_scale - 1) << 8) | | ||
1355 | (go->board_info->sensor_flags & GO7007_SENSOR_TV ? | ||
1356 | (1 << 7) : 0) | | ||
1357 | 0x41, | ||
1358 | go->ipb ? 0xd4c : 0x36b, | ||
1359 | (rows << 8) | (go->width >> 4), | ||
1360 | go->format == GO7007_FORMAT_MPEG4 ? 0x0404 : 0, | ||
1361 | (1 << 15) | ((go->interlace_coding ? 1 : 0) << 13) | | ||
1362 | ((go->closed_gop ? 1 : 0) << 12) | | ||
1363 | ((go->format == GO7007_FORMAT_MPEG4 ? 1 : 0) << 11) | | ||
1364 | /* (1 << 9) | */ | ||
1365 | ((go->ipb ? 3 : 0) << 7) | | ||
1366 | ((go->modet_enable ? 1 : 0) << 2) | | ||
1367 | ((go->dvd_mode ? 1 : 0) << 1) | 1, | ||
1368 | (go->format == GO7007_FORMAT_MPEG1 ? 0x89a0 : | ||
1369 | (go->format == GO7007_FORMAT_MPEG2 ? 0x89a0 : | ||
1370 | (go->format == GO7007_FORMAT_MJPEG ? 0x89a0 : | ||
1371 | (go->format == GO7007_FORMAT_MPEG4 ? 0x8920 : | ||
1372 | (go->format == GO7007_FORMAT_H263 ? 0x8920 : 0))))), | ||
1373 | go->ipb ? 0x1f15 : 0x1f0b, | ||
1374 | go->ipb ? 0x0015 : 0x000b, | ||
1375 | go->ipb ? 0xa800 : 0x5800, | ||
1376 | 0xffff, | ||
1377 | 0x0020 + 0x034b * 0, | ||
1378 | 0x0020 + 0x034b * 1, | ||
1379 | 0x0020 + 0x034b * 2, | ||
1380 | 0x0020 + 0x034b * 3, | ||
1381 | 0x0020 + 0x034b * 4, | ||
1382 | 0x0020 + 0x034b * 5, | ||
1383 | go->ipb ? (go->gop_size / 3) : go->gop_size, | ||
1384 | (go->height >> 4) * (go->width >> 4) * 110 / 100, | ||
1385 | }; | ||
1386 | |||
1387 | return copy_packages(code, pack, 1, space); | ||
1388 | } | ||
1389 | |||
1390 | static int audio_to_package(struct go7007 *go, u16 *code, int space) | ||
1391 | { | ||
1392 | int clock_config = ((go->board_info->audio_flags & | ||
1393 | GO7007_AUDIO_I2S_MASTER ? 1 : 0) << 11) | | ||
1394 | ((go->board_info->audio_flags & | ||
1395 | GO7007_AUDIO_OKI_MODE ? 1 : 0) << 8) | | ||
1396 | (((go->board_info->audio_bclk_div / 4) - 1) << 4) | | ||
1397 | (go->board_info->audio_main_div - 1); | ||
1398 | u16 pack[] = { | ||
1399 | 0x200d, 0, | ||
1400 | 0x9002, 0, | ||
1401 | 0x9002, 0, | ||
1402 | 0x9031, 0, | ||
1403 | 0x9032, 0, | ||
1404 | 0x9033, 0, | ||
1405 | 0x9034, 0, | ||
1406 | 0x9035, 0, | ||
1407 | 0x9036, 0, | ||
1408 | 0x9037, 0, | ||
1409 | 0x9040, 0, | ||
1410 | 0x9000, clock_config, | ||
1411 | 0x9001, (go->board_info->audio_flags & 0xffff) | | ||
1412 | (1 << 9), | ||
1413 | 0x9000, ((go->board_info->audio_flags & | ||
1414 | GO7007_AUDIO_I2S_MASTER ? | ||
1415 | 1 : 0) << 10) | | ||
1416 | clock_config, | ||
1417 | 0, 0, | ||
1418 | 0, 0, | ||
1419 | 0x2005, 0, | ||
1420 | 0x9041, 0, | ||
1421 | 0x9042, 256, | ||
1422 | 0x9043, 0, | ||
1423 | 0x9044, 16, | ||
1424 | 0x9045, 16, | ||
1425 | 0, 0, | ||
1426 | 0, 0, | ||
1427 | 0, 0, | ||
1428 | 0, 0, | ||
1429 | 0, 0, | ||
1430 | 0, 0, | ||
1431 | 0, 0, | ||
1432 | 0, 0, | ||
1433 | 0, 0, | ||
1434 | 0, 0, | ||
1435 | }; | ||
1436 | |||
1437 | return copy_packages(code, pack, 2, space); | ||
1438 | } | ||
1439 | |||
1440 | static int modet_to_package(struct go7007 *go, u16 *code, int space) | ||
1441 | { | ||
1442 | int ret, mb, i, addr, cnt = 0; | ||
1443 | u16 pack[32]; | ||
1444 | u16 thresholds[] = { | ||
1445 | 0x200e, 0, | ||
1446 | 0xbf82, go->modet[0].pixel_threshold, | ||
1447 | 0xbf83, go->modet[1].pixel_threshold, | ||
1448 | 0xbf84, go->modet[2].pixel_threshold, | ||
1449 | 0xbf85, go->modet[3].pixel_threshold, | ||
1450 | 0xbf86, go->modet[0].motion_threshold, | ||
1451 | 0xbf87, go->modet[1].motion_threshold, | ||
1452 | 0xbf88, go->modet[2].motion_threshold, | ||
1453 | 0xbf89, go->modet[3].motion_threshold, | ||
1454 | 0xbf8a, go->modet[0].mb_threshold, | ||
1455 | 0xbf8b, go->modet[1].mb_threshold, | ||
1456 | 0xbf8c, go->modet[2].mb_threshold, | ||
1457 | 0xbf8d, go->modet[3].mb_threshold, | ||
1458 | 0xbf8e, 0, | ||
1459 | 0xbf8f, 0, | ||
1460 | 0, 0, | ||
1461 | }; | ||
1462 | |||
1463 | ret = copy_packages(code, thresholds, 1, space); | ||
1464 | if (ret < 0) | ||
1465 | return -1; | ||
1466 | cnt += ret; | ||
1467 | |||
1468 | addr = 0xbac0; | ||
1469 | memset(pack, 0, 64); | ||
1470 | i = 0; | ||
1471 | for (mb = 0; mb < 1624; ++mb) { | ||
1472 | pack[i * 2 + 3] <<= 2; | ||
1473 | pack[i * 2 + 3] |= go->modet_map[mb]; | ||
1474 | if (mb % 8 != 7) | ||
1475 | continue; | ||
1476 | pack[i * 2 + 2] = addr++; | ||
1477 | ++i; | ||
1478 | if (i == 10 || mb == 1623) { | ||
1479 | pack[0] = 0x2000 | i; | ||
1480 | ret = copy_packages(code + cnt, pack, 1, space - cnt); | ||
1481 | if (ret < 0) | ||
1482 | return -1; | ||
1483 | cnt += ret; | ||
1484 | i = 0; | ||
1485 | memset(pack, 0, 64); | ||
1486 | } | ||
1487 | pack[i * 2 + 3] = 0; | ||
1488 | } | ||
1489 | |||
1490 | memset(pack, 0, 64); | ||
1491 | i = 0; | ||
1492 | for (addr = 0xbb90; addr < 0xbbfa; ++addr) { | ||
1493 | pack[i * 2 + 2] = addr; | ||
1494 | pack[i * 2 + 3] = 0; | ||
1495 | ++i; | ||
1496 | if (i == 10 || addr == 0xbbf9) { | ||
1497 | pack[0] = 0x2000 | i; | ||
1498 | ret = copy_packages(code + cnt, pack, 1, space - cnt); | ||
1499 | if (ret < 0) | ||
1500 | return -1; | ||
1501 | cnt += ret; | ||
1502 | i = 0; | ||
1503 | memset(pack, 0, 64); | ||
1504 | } | ||
1505 | } | ||
1506 | return cnt; | ||
1507 | } | ||
1508 | |||
1509 | static int do_special(struct go7007 *go, u16 type, u16 *code, int space, | ||
1510 | int *framelen) | ||
1511 | { | ||
1512 | switch (type) { | ||
1513 | case SPECIAL_FRM_HEAD: | ||
1514 | switch (go->format) { | ||
1515 | case GO7007_FORMAT_MJPEG: | ||
1516 | return gen_mjpeghdr_to_package(go, code, space); | ||
1517 | case GO7007_FORMAT_MPEG1: | ||
1518 | case GO7007_FORMAT_MPEG2: | ||
1519 | return gen_mpeg1hdr_to_package(go, code, space, | ||
1520 | framelen); | ||
1521 | case GO7007_FORMAT_MPEG4: | ||
1522 | return gen_mpeg4hdr_to_package(go, code, space, | ||
1523 | framelen); | ||
1524 | } | ||
1525 | case SPECIAL_BRC_CTRL: | ||
1526 | return brctrl_to_package(go, code, space, framelen); | ||
1527 | case SPECIAL_CONFIG: | ||
1528 | return config_package(go, code, space); | ||
1529 | case SPECIAL_SEQHEAD: | ||
1530 | switch (go->format) { | ||
1531 | case GO7007_FORMAT_MPEG1: | ||
1532 | case GO7007_FORMAT_MPEG2: | ||
1533 | return seqhead_to_package(go, code, space, | ||
1534 | mpeg1_sequence_header); | ||
1535 | case GO7007_FORMAT_MPEG4: | ||
1536 | return seqhead_to_package(go, code, space, | ||
1537 | mpeg4_sequence_header); | ||
1538 | default: | ||
1539 | return 0; | ||
1540 | } | ||
1541 | case SPECIAL_AV_SYNC: | ||
1542 | return avsync_to_package(go, code, space); | ||
1543 | case SPECIAL_FINAL: | ||
1544 | return final_package(go, code, space); | ||
1545 | case SPECIAL_AUDIO: | ||
1546 | return audio_to_package(go, code, space); | ||
1547 | case SPECIAL_MODET: | ||
1548 | return modet_to_package(go, code, space); | ||
1549 | } | ||
1550 | printk(KERN_ERR | ||
1551 | "go7007: firmware file contains unsupported feature %04x\n", | ||
1552 | type); | ||
1553 | return -1; | ||
1554 | } | ||
1555 | |||
1556 | int go7007_construct_fw_image(struct go7007 *go, u8 **fw, int *fwlen) | ||
1557 | { | ||
1558 | const struct firmware *fw_entry; | ||
1559 | u16 *code, *src; | ||
1560 | int framelen[8] = { }; /* holds the lengths of empty frame templates */ | ||
1561 | int codespace = 64 * 1024, i = 0, srclen, chunk_len, chunk_flags; | ||
1562 | int mode_flag; | ||
1563 | int ret; | ||
1564 | |||
1565 | switch (go->format) { | ||
1566 | case GO7007_FORMAT_MJPEG: | ||
1567 | mode_flag = FLAG_MODE_MJPEG; | ||
1568 | break; | ||
1569 | case GO7007_FORMAT_MPEG1: | ||
1570 | mode_flag = FLAG_MODE_MPEG1; | ||
1571 | break; | ||
1572 | case GO7007_FORMAT_MPEG2: | ||
1573 | mode_flag = FLAG_MODE_MPEG2; | ||
1574 | break; | ||
1575 | case GO7007_FORMAT_MPEG4: | ||
1576 | mode_flag = FLAG_MODE_MPEG4; | ||
1577 | break; | ||
1578 | default: | ||
1579 | return -1; | ||
1580 | } | ||
1581 | if (request_firmware(&fw_entry, go->board_info->firmware, go->dev)) { | ||
1582 | printk(KERN_ERR | ||
1583 | "go7007: unable to load firmware from file \"%s\"\n", | ||
1584 | go->board_info->firmware); | ||
1585 | return -1; | ||
1586 | } | ||
1587 | code = kmalloc(codespace * 2, GFP_KERNEL); | ||
1588 | if (code == NULL) { | ||
1589 | printk(KERN_ERR "go7007: unable to allocate %d bytes for " | ||
1590 | "firmware construction\n", codespace * 2); | ||
1591 | goto fw_failed; | ||
1592 | } | ||
1593 | memset(code, 0, codespace * 2); | ||
1594 | src = (u16 *)fw_entry->data; | ||
1595 | srclen = fw_entry->size / 2; | ||
1596 | while (srclen >= 2) { | ||
1597 | chunk_flags = __le16_to_cpu(src[0]); | ||
1598 | chunk_len = __le16_to_cpu(src[1]); | ||
1599 | if (chunk_len + 2 > srclen) { | ||
1600 | printk(KERN_ERR "go7007: firmware file \"%s\" " | ||
1601 | "appears to be corrupted\n", | ||
1602 | go->board_info->firmware); | ||
1603 | goto fw_failed; | ||
1604 | } | ||
1605 | if (chunk_flags & mode_flag) { | ||
1606 | if (chunk_flags & FLAG_SPECIAL) { | ||
1607 | ret = do_special(go, __le16_to_cpu(src[2]), | ||
1608 | &code[i], codespace - i, framelen); | ||
1609 | if (ret < 0) { | ||
1610 | printk(KERN_ERR "go7007: insufficient " | ||
1611 | "memory for firmware " | ||
1612 | "construction\n"); | ||
1613 | goto fw_failed; | ||
1614 | } | ||
1615 | i += ret; | ||
1616 | } else { | ||
1617 | if (codespace - i < chunk_len) { | ||
1618 | printk(KERN_ERR "go7007: insufficient " | ||
1619 | "memory for firmware " | ||
1620 | "construction\n"); | ||
1621 | goto fw_failed; | ||
1622 | } | ||
1623 | memcpy(&code[i], &src[2], chunk_len * 2); | ||
1624 | i += chunk_len; | ||
1625 | } | ||
1626 | } | ||
1627 | srclen -= chunk_len + 2; | ||
1628 | src += chunk_len + 2; | ||
1629 | } | ||
1630 | release_firmware(fw_entry); | ||
1631 | *fw = (u8 *)code; | ||
1632 | *fwlen = i * 2; | ||
1633 | return 0; | ||
1634 | |||
1635 | fw_failed: | ||
1636 | kfree(code); | ||
1637 | release_firmware(fw_entry); | ||
1638 | return -1; | ||
1639 | } | ||