actables.h (4203B)
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 - 2022, 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, 39 u8 flags, struct acpi_table_header *table); 40 41void acpi_tb_release_temp_table(struct acpi_table_desc *table_desc); 42 43acpi_status acpi_tb_validate_temp_table(struct acpi_table_desc *table_desc); 44 45acpi_status 46acpi_tb_verify_temp_table(struct acpi_table_desc *table_desc, 47 char *signature, u32 *table_index); 48 49u8 acpi_tb_is_table_loaded(u32 table_index); 50 51void acpi_tb_set_table_loaded_flag(u32 table_index, u8 is_loaded); 52 53/* 54 * tbfadt - FADT parse/convert/validate 55 */ 56void acpi_tb_parse_fadt(void); 57 58void acpi_tb_create_local_fadt(struct acpi_table_header *table, u32 length); 59 60/* 61 * tbfind - find ACPI table 62 */ 63acpi_status 64acpi_tb_find_table(char *signature, 65 char *oem_id, char *oem_table_id, u32 *table_index); 66 67/* 68 * tbinstal - Table removal and deletion 69 */ 70acpi_status acpi_tb_resize_root_table_list(void); 71 72acpi_status acpi_tb_validate_table(struct acpi_table_desc *table_desc); 73 74void acpi_tb_invalidate_table(struct acpi_table_desc *table_desc); 75 76void acpi_tb_override_table(struct acpi_table_desc *old_table_desc); 77 78acpi_status 79acpi_tb_acquire_table(struct acpi_table_desc *table_desc, 80 struct acpi_table_header **table_ptr, 81 u32 *table_length, u8 *table_flags); 82 83void 84acpi_tb_release_table(struct acpi_table_header *table, 85 u32 table_length, u8 table_flags); 86 87acpi_status 88acpi_tb_install_standard_table(acpi_physical_address address, 89 u8 flags, 90 struct acpi_table_header *table, 91 u8 reload, u8 override, u32 *table_index); 92 93void acpi_tb_uninstall_table(struct acpi_table_desc *table_desc); 94 95acpi_status 96acpi_tb_load_table(u32 table_index, struct acpi_namespace_node *parent_node); 97 98acpi_status 99acpi_tb_install_and_load_table(acpi_physical_address address, 100 u8 flags, 101 struct acpi_table_header *table, 102 u8 override, u32 *table_index); 103 104acpi_status acpi_tb_unload_table(u32 table_index); 105 106void acpi_tb_notify_table(u32 event, void *table); 107 108void acpi_tb_terminate(void); 109 110acpi_status acpi_tb_delete_namespace_by_owner(u32 table_index); 111 112acpi_status acpi_tb_allocate_owner_id(u32 table_index); 113 114acpi_status acpi_tb_release_owner_id(u32 table_index); 115 116acpi_status acpi_tb_get_owner_id(u32 table_index, acpi_owner_id *owner_id); 117 118/* 119 * tbutils - table manager utilities 120 */ 121acpi_status acpi_tb_initialize_facs(void); 122 123void 124acpi_tb_print_table_header(acpi_physical_address address, 125 struct acpi_table_header *header); 126 127u8 acpi_tb_checksum(u8 *buffer, u32 length); 128 129acpi_status 130acpi_tb_verify_checksum(struct acpi_table_header *table, u32 length); 131 132void acpi_tb_check_dsdt_header(void); 133 134struct acpi_table_header *acpi_tb_copy_dsdt(u32 table_index); 135 136void 137acpi_tb_install_table_with_override(struct acpi_table_desc *new_table_desc, 138 u8 override, u32 *table_index); 139 140acpi_status acpi_tb_parse_root_table(acpi_physical_address rsdp_address); 141 142acpi_status 143acpi_tb_get_table(struct acpi_table_desc *table_desc, 144 struct acpi_table_header **out_table); 145 146void acpi_tb_put_table(struct acpi_table_desc *table_desc); 147 148/* 149 * tbxfload 150 */ 151acpi_status acpi_tb_load_namespace(void); 152 153#endif /* __ACTABLES_H__ */