1/*-
2 * Copyright (c) 2002 Marcel Moolenaar
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28
29#ifndef _MACHINE_DIG64_H_
30#define	_MACHINE_DIG64_H_
31
32struct dig64_gas {
33	uint8_t		addr_space;
34	uint8_t		bit_width;
35	uint8_t		bit_offset;
36	uint8_t		_reserved_;
37	/*
38	 * XXX using a 64-bit type for the address would cause padding and
39	 * using __packed would cause unaligned accesses...
40	 */
41	uint32_t	addr_low;
42	uint32_t	addr_high;
43};
44
45struct dig64_hcdp_entry {
46	uint8_t		type;
47#define	DIG64_HCDP_CONSOLE	0
48#define	DIG64_HCDP_DBGPORT	1
49	uint8_t		databits;
50	uint8_t		parity;
51	uint8_t		stopbits;
52	uint8_t		pci_segment;
53	uint8_t		pci_bus;
54	uint8_t		pci_device:5;
55	uint8_t		_reserved1_:3;
56	uint8_t		pci_function:3;
57	uint8_t		_reserved2_:3;
58	uint8_t		interrupt:1;
59	uint8_t		pci_flag:1;
60	/*
61	 * XXX using a 64-bit type for the baudrate would cause padding and
62	 * using __packed would cause unaligned accesses...
63	 */
64	uint32_t	baud_low;
65	uint32_t	baud_high;
66	struct dig64_gas address;
67	uint16_t	pci_devid;
68	uint16_t	pci_vendor;
69	uint32_t	irq;
70	uint32_t	pclock;
71	uint8_t		pci_interface;
72	uint8_t		_reserved3_[7];
73};
74
75struct dig64_hcdp_table {
76	char		signature[4];
77#define	HCDP_SIGNATURE	"HCDP"
78	uint32_t	length;
79	uint8_t		revision;
80	uint8_t		checksum;
81	char		oem_id[6];
82	char		oem_tbl_id[8];
83	uint32_t	oem_rev;
84	char		creator_id[4];
85	uint32_t	creator_rev;
86	uint32_t	entries;
87	struct dig64_hcdp_entry entry[1];
88};
89
90#endif
91