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 * $FreeBSD$
37 *
38 */
39
40#define		DV_BROADCAST_ON (1<<30)
41#define		oMPR		0x900
42#define		oPCR		0x904
43#define		iMPR		0x980
44#define		iPCR		0x984
45
46struct ciphdr {
47#if BYTE_ORDER == BIG_ENDIAN
48	uint8_t eoh0:1,		/* 0 */
49		form0:1,	/* 0 */
50		src:6;
51#else
52	uint8_t src:6,
53		form0:1,	/* 0 */
54		eoh0:1;		/* 0 */
55#endif
56	uint8_t len;
57#if BYTE_ORDER == BIG_ENDIAN
58	uint8_t fn:2,
59		qpc:3,
60		sph:1,
61		:2;
62#else
63	uint8_t :2,
64		sph:1,
65		qpc:3,
66		fn:2;
67#endif
68	uint8_t dbc;
69#if BYTE_ORDER == BIG_ENDIAN
70	uint8_t eoh1:1,		/* 1 */
71		form1:1,	/* 0 */
72		fmt:6;
73#else
74	uint8_t fmt:6,
75		form1:1,	/* 0 */
76		eoh1:1;		/* 1 */
77#endif
78#define CIP_FMT_DVCR	0
79#define CIP_FMT_MPEG	(1<<5)
80	union {
81		struct {
82#if BYTE_ORDER == BIG_ENDIAN
83			uint8_t fs:1,		/* 50/60 field system
84								NTSC/PAL */
85				stype:5,
86				:2;
87#else
88			uint8_t :2,
89				stype:5,
90		  		fs:1;		/* 50/60 field system
91								NTSC/PAL */
92#endif
93#define	CIP_STYPE_SD	0
94#define	CIP_STYPE_SDL	1
95#define	CIP_STYPE_HD	2
96	  		uint16_t cyc:16;	/* take care of byte order! */
97		} __attribute__ ((packed)) dv;
98		uint8_t bytes[3];
99	} fdf;
100
101};
102struct dvdbc {
103#if BYTE_ORDER == BIG_ENDIAN
104	uint8_t sct:3,		/* Section type */
105		:1,		/* Reserved */
106		arb:4;		/* Arbitrary bit */
107#else
108	uint8_t arb:4,		/* Arbitrary bit */
109		:1,		/* Reserved */
110		sct:3;		/* Section type */
111#endif
112#define	DV_SCT_HEADER	0
113#define	DV_SCT_SUBCODE	1
114#define	DV_SCT_VAUX	2
115#define	DV_SCT_AUDIO	3
116#define	DV_SCT_VIDEO	4
117#if BYTE_ORDER == BIG_ENDIAN
118	uint8_t dseq:4,		/* DIF sequence number */
119		fsc:1,		/* ID of a DIF block in each channel */
120		:3;
121#else
122	uint8_t :3,
123		fsc:1,		/* ID of a DIF block in each channel */
124		dseq:4;		/* DIF sequence number */
125#endif
126	uint8_t dbn;		/* DIF block number */
127	uint8_t payload[77];
128#define	DV_DSF_12	0x80	/* PAL: payload[0] in Header DIF */
129};
130