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1 /******************************************************************************
2  *
3  * Name: actables.h - ACPI table management
4  *
5  *****************************************************************************/
6
7 /*
8  * Copyright (C) 2000 - 2014, Intel Corp.
9  * All rights reserved.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions, and the following disclaimer,
16  *    without modification.
17  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18  *    substantially similar to the "NO WARRANTY" disclaimer below
19  *    ("Disclaimer") and any redistribution must be conditioned upon
20  *    including a substantially similar Disclaimer requirement for further
21  *    binary redistribution.
22  * 3. Neither the names of the above-listed copyright holders nor the names
23  *    of any contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * Alternatively, this software may be distributed under the terms of the
27  * GNU General Public License ("GPL") version 2 as published by the Free
28  * Software Foundation.
29  *
30  * NO WARRANTY
31  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41  * POSSIBILITY OF SUCH DAMAGES.
42  */
43
44 #ifndef __ACTABLES_H__
45 #define __ACTABLES_H__
46
47 #pragma pack(push)              /* Set default struct packing */
48
49 acpi_status acpi_allocate_root_table(u32 initial_table_count);
50
51 /*
52  * tbxfroot - Root pointer utilities
53  */
54 acpi_status acpi_tb_validate_rsdp(struct acpi_table_rsdp *rsdp);
55
56 u8 *acpi_tb_scan_memory_for_rsdp(u8 *start_address, u32 length);
57
58 /*
59  * tbfadt - FADT parse/convert/validate
60  */
61 void acpi_tb_parse_fadt(u32 table_index);
62
63 void acpi_tb_create_local_fadt(struct acpi_table_header *table, u32 length);
64
65 /*
66  * tbfind - find ACPI table
67  */
68 acpi_status
69 acpi_tb_find_table(char *signature,
70                    char *oem_id, char *oem_table_id, u32 *table_index);
71
72 /*
73  * tbinstal - Table removal and deletion
74  */
75 acpi_status acpi_tb_resize_root_table_list(void);
76
77 acpi_status acpi_tb_verify_table(struct acpi_table_desc *table_desc);
78
79 struct acpi_table_header *acpi_tb_table_override(struct acpi_table_header
80                                                  *table_header,
81                                                  struct acpi_table_desc
82                                                  *table_desc);
83
84 acpi_status
85 acpi_tb_add_table(struct acpi_table_desc *table_desc, u32 *table_index);
86
87 acpi_status
88 acpi_tb_store_table(acpi_physical_address address,
89                     struct acpi_table_header *table,
90                     u32 length, u8 flags, u32 *table_index);
91
92 void acpi_tb_delete_table(struct acpi_table_desc *table_desc);
93
94 void acpi_tb_terminate(void);
95
96 acpi_status acpi_tb_delete_namespace_by_owner(u32 table_index);
97
98 acpi_status acpi_tb_allocate_owner_id(u32 table_index);
99
100 acpi_status acpi_tb_release_owner_id(u32 table_index);
101
102 acpi_status acpi_tb_get_owner_id(u32 table_index, acpi_owner_id *owner_id);
103
104 u8 acpi_tb_is_table_loaded(u32 table_index);
105
106 void acpi_tb_set_table_loaded_flag(u32 table_index, u8 is_loaded);
107
108 /*
109  * tbutils - table manager utilities
110  */
111 acpi_status acpi_tb_initialize_facs(void);
112
113 u8 acpi_tb_tables_loaded(void);
114
115 void
116 acpi_tb_print_table_header(acpi_physical_address address,
117                            struct acpi_table_header *header);
118
119 u8 acpi_tb_checksum(u8 *buffer, u32 length);
120
121 acpi_status
122 acpi_tb_verify_checksum(struct acpi_table_header *table, u32 length);
123
124 void acpi_tb_check_dsdt_header(void);
125
126 struct acpi_table_header *acpi_tb_copy_dsdt(u32 table_index);
127
128 void
129 acpi_tb_install_table(acpi_physical_address address,
130                       char *signature, u32 table_index);
131
132 acpi_status acpi_tb_parse_root_table(acpi_physical_address rsdp_address);
133
134 #pragma pack(pop)               /* Restore original struct packing */
135
136 #endif                          /* __ACTABLES_H__ */