1/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
2/******************************************************************************
3 *
4 * Name: actables.h - ACPI table management
5 *
6 * Copyright (C) 2000 - 2020, Intel Corp.
7 *
8 *****************************************************************************/
9
10#ifndef __ACTABLES_H__
11#define __ACTABLES_H__
12
13acpi_status acpi_allocate_root_table(u32 initial_table_count);
14
15/*
16 * tbxfroot - Root pointer utilities
17 */
18u32 acpi_tb_get_rsdp_length(struct acpi_table_rsdp *rsdp);
19
20acpi_status acpi_tb_validate_rsdp(struct acpi_table_rsdp *rsdp);
21
22u8 *acpi_tb_scan_memory_for_rsdp(u8 *start_address, u32 length);
23
24/*
25 * tbdata - table data structure management
26 */
27acpi_status
28acpi_tb_get_next_table_descriptor(u32 *table_index,
29				  struct acpi_table_desc **table_desc);
30
31void
32acpi_tb_init_table_descriptor(struct acpi_table_desc *table_desc,
33			      acpi_physical_address address,
34			      u8 flags, struct acpi_table_header *table);
35
36acpi_status
37acpi_tb_acquire_temp_table(struct acpi_table_desc *table_desc,
38			   acpi_physical_address address, u8 flags);
39
40void acpi_tb_release_temp_table(struct acpi_table_desc *table_desc);
41
42acpi_status acpi_tb_validate_temp_table(struct acpi_table_desc *table_desc);
43
44acpi_status
45acpi_tb_verify_temp_table(struct acpi_table_desc *table_desc,
46			  char *signature, u32 *table_index);
47
48u8 acpi_tb_is_table_loaded(u32 table_index);
49
50void acpi_tb_set_table_loaded_flag(u32 table_index, u8 is_loaded);
51
52/*
53 * tbfadt - FADT parse/convert/validate
54 */
55void acpi_tb_parse_fadt(void);
56
57void acpi_tb_create_local_fadt(struct acpi_table_header *table, u32 length);
58
59/*
60 * tbfind - find ACPI table
61 */
62acpi_status
63acpi_tb_find_table(char *signature,
64		   char *oem_id, char *oem_table_id, u32 *table_index);
65
66/*
67 * tbinstal - Table removal and deletion
68 */
69acpi_status acpi_tb_resize_root_table_list(void);
70
71acpi_status acpi_tb_validate_table(struct acpi_table_desc *table_desc);
72
73void acpi_tb_invalidate_table(struct acpi_table_desc *table_desc);
74
75void acpi_tb_override_table(struct acpi_table_desc *old_table_desc);
76
77acpi_status
78acpi_tb_acquire_table(struct acpi_table_desc *table_desc,
79		      struct acpi_table_header **table_ptr,
80		      u32 *table_length, u8 *table_flags);
81
82void
83acpi_tb_release_table(struct acpi_table_header *table,
84		      u32 table_length, u8 table_flags);
85
86acpi_status
87acpi_tb_install_standard_table(acpi_physical_address address,
88			       u8 flags,
89			       u8 reload, u8 override, u32 *table_index);
90
91void acpi_tb_uninstall_table(struct acpi_table_desc *table_desc);
92
93acpi_status
94acpi_tb_load_table(u32 table_index, struct acpi_namespace_node *parent_node);
95
96acpi_status
97acpi_tb_install_and_load_table(acpi_physical_address address,
98			       u8 flags, u8 override, u32 *table_index);
99
100acpi_status acpi_tb_unload_table(u32 table_index);
101
102void acpi_tb_notify_table(u32 event, void *table);
103
104void acpi_tb_terminate(void);
105
106acpi_status acpi_tb_delete_namespace_by_owner(u32 table_index);
107
108acpi_status acpi_tb_allocate_owner_id(u32 table_index);
109
110acpi_status acpi_tb_release_owner_id(u32 table_index);
111
112acpi_status acpi_tb_get_owner_id(u32 table_index, acpi_owner_id *owner_id);
113
114/*
115 * tbutils - table manager utilities
116 */
117acpi_status acpi_tb_initialize_facs(void);
118
119void
120acpi_tb_print_table_header(acpi_physical_address address,
121			   struct acpi_table_header *header);
122
123u8 acpi_tb_checksum(u8 *buffer, u32 length);
124
125acpi_status
126acpi_tb_verify_checksum(struct acpi_table_header *table, u32 length);
127
128void acpi_tb_check_dsdt_header(void);
129
130struct acpi_table_header *acpi_tb_copy_dsdt(u32 table_index);
131
132void
133acpi_tb_install_table_with_override(struct acpi_table_desc *new_table_desc,
134				    u8 override, u32 *table_index);
135
136acpi_status acpi_tb_parse_root_table(acpi_physical_address rsdp_address);
137
138acpi_status
139acpi_tb_get_table(struct acpi_table_desc *table_desc,
140		  struct acpi_table_header **out_table);
141
142void acpi_tb_put_table(struct acpi_table_desc *table_desc);
143
144/*
145 * tbxfload
146 */
147acpi_status acpi_tb_load_namespace(void);
148
149#endif				/* __ACTABLES_H__ */
150