drivers/acpi/acpica/actables.h

   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 - 2023, Intel Corp.
   7  *
   8  *****************************************************************************/
   9
  10 #ifndef __ACTABLES_H__
  11 #define __ACTABLES_H__
  12
  13 acpi_status acpi_allocate_root_table(u32 initial_table_count);
  14
  15 /*
  16  * tbxfroot - Root pointer utilities
  17  */
  18 u32 acpi_tb_get_rsdp_length(struct acpi_table_rsdp *rsdp);
  19
  20 acpi_status acpi_tb_validate_rsdp(struct acpi_table_rsdp *rsdp);
  21
  22 u8 *acpi_tb_scan_memory_for_rsdp(u8 *start_address, u32 length);
  23
  24 /*
  25  * tbdata - table data structure management
  26  */
  27 acpi_status
  28 acpi_tb_get_next_table_descriptor(u32 *table_index,
  29                                   struct acpi_table_desc **table_desc);
  30
  31 void
  32 acpi_tb_init_table_descriptor(struct acpi_table_desc *table_desc,
  33                               acpi_physical_address address,
  34                               u8 flags, struct acpi_table_header *table);
  35
  36 acpi_status
  37 acpi_tb_acquire_temp_table(struct acpi_table_desc *table_desc,
  38                            acpi_physical_address address,
  39                            u8 flags, struct acpi_table_header *table);
  40
  41 void acpi_tb_release_temp_table(struct acpi_table_desc *table_desc);
  42
  43 acpi_status acpi_tb_validate_temp_table(struct acpi_table_desc *table_desc);
  44
  45 acpi_status
  46 acpi_tb_verify_temp_table(struct acpi_table_desc *table_desc,
  47                           char *signature, u32 *table_index);
  48
  49 u8 acpi_tb_is_table_loaded(u32 table_index);
  50
  51 void acpi_tb_set_table_loaded_flag(u32 table_index, u8 is_loaded);
  52
  53 /*
  54  * tbfadt - FADT parse/convert/validate
  55  */
  56 void acpi_tb_parse_fadt(void);
  57
  58 void acpi_tb_create_local_fadt(struct acpi_table_header *table, u32 length);
  59
  60 /*
  61  * tbfind - find ACPI table
  62  */
  63 acpi_status
  64 acpi_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  */
  70 acpi_status acpi_tb_resize_root_table_list(void);
  71
  72 acpi_status acpi_tb_validate_table(struct acpi_table_desc *table_desc);
  73
  74 void acpi_tb_invalidate_table(struct acpi_table_desc *table_desc);
  75
  76 void acpi_tb_override_table(struct acpi_table_desc *old_table_desc);
  77
  78 acpi_status
  79 acpi_tb_acquire_table(struct acpi_table_desc *table_desc,
  80                       struct acpi_table_header **table_ptr,
  81                       u32 *table_length, u8 *table_flags);
  82
  83 void
  84 acpi_tb_release_table(struct acpi_table_header *table,
  85                       u32 table_length, u8 table_flags);
  86
  87 acpi_status
  88 acpi_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
  93 void acpi_tb_uninstall_table(struct acpi_table_desc *table_desc);
  94
  95 acpi_status
  96 acpi_tb_load_table(u32 table_index, struct acpi_namespace_node *parent_node);
  97
  98 acpi_status
  99 acpi_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
 104 acpi_status acpi_tb_unload_table(u32 table_index);
 105
 106 void acpi_tb_notify_table(u32 event, void *table);
 107
 108 void acpi_tb_terminate(void);
 109
 110 acpi_status acpi_tb_delete_namespace_by_owner(u32 table_index);
 111
 112 acpi_status acpi_tb_allocate_owner_id(u32 table_index);
 113
 114 acpi_status acpi_tb_release_owner_id(u32 table_index);
 115
 116 acpi_status acpi_tb_get_owner_id(u32 table_index, acpi_owner_id *owner_id);
 117
 118 /*
 119  * tbutils - table manager utilities
 120  */
 121 acpi_status acpi_tb_initialize_facs(void);
 122
 123 void
 124 acpi_tb_print_table_header(acpi_physical_address address,
 125                            struct acpi_table_header *header);
 126
 127 void acpi_tb_check_dsdt_header(void);
 128
 129 struct acpi_table_header *acpi_tb_copy_dsdt(u32 table_index);
 130
 131 void
 132 acpi_tb_install_table_with_override(struct acpi_table_desc *new_table_desc,
 133                                     u8 override, u32 *table_index);
 134
 135 acpi_status acpi_tb_parse_root_table(acpi_physical_address rsdp_address);
 136
 137 acpi_status
 138 acpi_tb_get_table(struct acpi_table_desc *table_desc,
 139                   struct acpi_table_header **out_table);
 140
 141 void acpi_tb_put_table(struct acpi_table_desc *table_desc);
 142
 143 /*
 144  * tbxfload
 145  */
 146 acpi_status acpi_tb_load_namespace(void);
 147
 148 #endif                          /* __ACTABLES_H__ */