sal.h revision 95244 
1/*-
2 * Copyright (c) 2001 Doug Rabson
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 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: head/sys/ia64/include/sal.h 95244 2002-04-22 06:35:40Z marcel $
27 */
28
29#ifndef _MACHINE_SAL_H_
30#define _MACHINE_SAL_H_
31
32struct sal_system_table {
33	char		sal_signature[4];
34	u_int32_t	sal_length;
35	u_int8_t	sal_rev[2];
36	u_int16_t	sal_entry_count;
37	u_int8_t	sal_checksum;
38	u_int8_t	sal_reserved1[7];
39	u_int8_t	sal_a_version[2];
40	u_int8_t	sal_b_version[2];
41	char		sal_oem_id[32];
42	char		sal_product_id[32];
43	u_int8_t	sal_reserved2[8];
44};
45
46struct sal_entrypoint_descriptor {
47	u_int8_t	sale_type;	/* == 0 */
48	u_int8_t	sale_reserved1[7];
49	u_int64_t	sale_pal_proc;
50	u_int64_t	sale_sal_proc;
51	u_int64_t	sale_sal_gp;
52	u_int8_t	sale_reserved2[16];
53};
54
55struct sal_memory_descriptor {
56	u_int8_t	sale_type;	/* == 1 */
57	u_int8_t	sale_need_virtual;
58	u_int8_t	sale_current_attribute;
59	u_int8_t	sale_access_rights;
60	u_int8_t	sale_supported_attributes;
61	u_int8_t	sale_reserved1;
62	u_int8_t	sale_memory_type[2];
63	u_int64_t	sale_physical_address;
64	u_int32_t	sale_length;
65	u_int8_t	sale_reserved2[12];
66};
67
68struct sal_platform_descriptor {
69	u_int8_t	sale_type;	/* == 2 */
70	u_int8_t	sale_features;
71	u_int8_t	sale_reserved[14];
72};
73
74struct sal_tr_descriptor {
75	u_int8_t	sale_type;	/* == 3 */
76	u_int8_t	sale_register_type;
77	u_int8_t	sale_register_number;
78	u_int8_t	sale_reserved1[5];
79	u_int64_t	sale_virtual_address;
80	u_int64_t	sale_page_size;
81	u_int8_t	sale_reserved2[8];
82};
83
84struct sal_ptc_cache_descriptor {
85	u_int8_t	sale_type;	/* == 4 */
86	u_int8_t	sale_reserved[3];
87	u_int32_t	sale_domains;
88	u_int64_t	sale_address;
89};
90
91struct sal_ap_wakeup_descriptor {
92	u_int8_t	sale_type;	/* == 5 */
93	u_int8_t	sale_mechanism;
94	u_int8_t	sale_reserved[6];
95	u_int64_t	sale_vector;
96};
97
98/*
99 * SAL Procedure numbers.
100 */
101
102#define SAL_SET_VECTORS		0x01000000
103#define SAL_GET_STATE_INFO	0x01000001
104#define SAL_GET_STATE_INFO_SIZE	0x01000002
105#define SAL_CLEAR_STATE_INFO	0x01000003
106#define SAL_MC_RENDEZ		0x01000004
107#define SAL_MC_SET_PARAMS	0x01000005
108#define SAL_REGISTER_PHYSICAL_ADDR 0x01000006
109#define SAL_CACHE_FLUSH		0x01000008
110#define SAL_CACHE_INIT		0x01000009
111#define SAL_PCI_CONFIG_READ	0x01000010
112#define SAL_PCI_CONFIG_WRITE	0x01000011
113#define SAL_FREQ_BASE		0x01000012
114#define SAL_UPDATE_PAL		0x01000020
115
116/* SAL_SET_VECTORS event handler types */
117#define	SAL_OS_MCA		0
118#define	SAL_OS_INIT		1
119#define	SAL_OS_BOOT_RENDEZ	2
120
121/* SAL_GET_STATE_INFO, SAL_GET_STATE_INFO_SIZE types */
122#define	SAL_INFO_MCA		0
123#define	SAL_INFO_INIT		1
124#define	SAL_INFO_CMC		2
125#define	SAL_INFO_CPE		3
126#define	SAL_INFO_TYPES		4	/* number of types we know about */
127
128struct ia64_sal_result {
129	int64_t		sal_status;
130	u_int64_t	sal_result[3];
131};
132
133typedef struct ia64_sal_result sal_entry_t
134	(u_int64_t, u_int64_t, u_int64_t, u_int64_t,
135	 u_int64_t, u_int64_t, u_int64_t, u_int64_t);
136
137extern sal_entry_t *ia64_sal_entry;
138
139extern void ia64_sal_init(struct sal_system_table *saltab);
140
141#endif /* _MACHINE_SAL_H_ */
142