1/*-
2 * SPDX-License-Identifier: BSD-4-Clause
3 *
4 * Copyright (c) 2003 Hidetoshi Shimokawa
5 * Copyright (c) 1998-2002 Katsushi Kobayashi and Hidetoshi Shimokawa
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 *    must display the acknowledgement as bellow:
18 *
19 *    This product includes software developed by K. Kobayashi and H. Shimokawa
20 *
21 * 4. The name of the author may not be used to endorse or promote products
22 *    derived from this software without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
25 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
26 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
27 * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
28 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
29 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
32 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
33 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
34 * POSSIBILITY OF SUCH DAMAGE.
35 *
36 *
37 */
38
39#define		DV_BROADCAST_ON (1<<30)
40#define		oMPR		0x900
41#define		oPCR		0x904
42#define		iMPR		0x980
43#define		iPCR		0x984
44
45struct ciphdr {
46#if BYTE_ORDER == BIG_ENDIAN
47	uint8_t eoh0:1,		/* 0 */
48		form0:1,	/* 0 */
49		src:6;
50#else
51	uint8_t src:6,
52		form0:1,	/* 0 */
53		eoh0:1;		/* 0 */
54#endif
55	uint8_t len;
56#if BYTE_ORDER == BIG_ENDIAN
57	uint8_t fn:2,
58		qpc:3,
59		sph:1,
60		:2;
61#else
62	uint8_t :2,
63		sph:1,
64		qpc:3,
65		fn:2;
66#endif
67	uint8_t dbc;
68#if BYTE_ORDER == BIG_ENDIAN
69	uint8_t eoh1:1,		/* 1 */
70		form1:1,	/* 0 */
71		fmt:6;
72#else
73	uint8_t fmt:6,
74		form1:1,	/* 0 */
75		eoh1:1;		/* 1 */
76#endif
77#define CIP_FMT_DVCR	0
78#define CIP_FMT_MPEG	(1<<5)
79	union {
80		struct {
81#if BYTE_ORDER == BIG_ENDIAN
82			uint8_t fs:1,		/* 50/60 field system
83								NTSC/PAL */
84				stype:5,
85				:2;
86#else
87			uint8_t :2,
88				stype:5,
89		  		fs:1;		/* 50/60 field system
90								NTSC/PAL */
91#endif
92#define	CIP_STYPE_SD	0
93#define	CIP_STYPE_SDL	1
94#define	CIP_STYPE_HD	2
95	  		uint16_t cyc:16;	/* take care of byte order! */
96		} __attribute__ ((packed)) dv;
97		uint8_t bytes[3];
98	} fdf;
99
100};
101struct dvdbc {
102#if BYTE_ORDER == BIG_ENDIAN
103	uint8_t sct:3,		/* Section type */
104		:1,		/* Reserved */
105		arb:4;		/* Arbitrary bit */
106#else
107	uint8_t arb:4,		/* Arbitrary bit */
108		:1,		/* Reserved */
109		sct:3;		/* Section type */
110#endif
111#define	DV_SCT_HEADER	0
112#define	DV_SCT_SUBCODE	1
113#define	DV_SCT_VAUX	2
114#define	DV_SCT_AUDIO	3
115#define	DV_SCT_VIDEO	4
116#if BYTE_ORDER == BIG_ENDIAN
117	uint8_t dseq:4,		/* DIF sequence number */
118		fsc:1,		/* ID of a DIF block in each channel */
119		:3;
120#else
121	uint8_t :3,
122		fsc:1,		/* ID of a DIF block in each channel */
123		dseq:4;		/* DIF sequence number */
124#endif
125	uint8_t dbn;		/* DIF block number */
126	uint8_t payload[77];
127#define	DV_DSF_12	0x80	/* PAL: payload[0] in Header DIF */
128};
129