drivers/acpi/acpica/actables.h

   1 /******************************************************************************
   2  *
   3  * Name: actables.h - ACPI table management
   4  *
   5  *****************************************************************************/
   6
   7 /*
   8  * Copyright (C) 2000 - 2015, 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 acpi_status acpi_allocate_root_table(u32 initial_table_count);
  48
  49 /*
  50  * tbxfroot - Root pointer utilities
  51  */
  52 u32 acpi_tb_get_rsdp_length(struct acpi_table_rsdp *rsdp);
  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  * tbdata - table data structure management
  60  */
  61 acpi_status acpi_tb_get_next_root_index(u32 *table_index);
  62
  63 void
  64 acpi_tb_init_table_descriptor(struct acpi_table_desc *table_desc,
  65                               acpi_physical_address address,
  66                               u8 flags, struct acpi_table_header *table);
  67
  68 acpi_status
  69 acpi_tb_acquire_temp_table(struct acpi_table_desc *table_desc,
  70                            acpi_physical_address address, u8 flags);
  71
  72 void acpi_tb_release_temp_table(struct acpi_table_desc *table_desc);
  73
  74 acpi_status acpi_tb_validate_temp_table(struct acpi_table_desc *table_desc);
  75
  76 acpi_status
  77 acpi_tb_verify_temp_table(struct acpi_table_desc *table_desc, char *signature);
  78
  79 u8 acpi_tb_is_table_loaded(u32 table_index);
  80
  81 void acpi_tb_set_table_loaded_flag(u32 table_index, u8 is_loaded);
  82
  83 /*
  84  * tbfadt - FADT parse/convert/validate
  85  */
  86 void acpi_tb_parse_fadt(u32 table_index);
  87
  88 void acpi_tb_create_local_fadt(struct acpi_table_header *table, u32 length);
  89
  90 /*
  91  * tbfind - find ACPI table
  92  */
  93 acpi_status
  94 acpi_tb_find_table(char *signature,
  95                    char *oem_id, char *oem_table_id, u32 *table_index);
  96
  97 /*
  98  * tbinstal - Table removal and deletion
  99  */
 100 acpi_status acpi_tb_resize_root_table_list(void);
 101
 102 acpi_status acpi_tb_validate_table(struct acpi_table_desc *table_desc);
 103
 104 void acpi_tb_invalidate_table(struct acpi_table_desc *table_desc);
 105
 106 void acpi_tb_override_table(struct acpi_table_desc *old_table_desc);
 107
 108 acpi_status
 109 acpi_tb_acquire_table(struct acpi_table_desc *table_desc,
 110                       struct acpi_table_header **table_ptr,
 111                       u32 *table_length, u8 *table_flags);
 112
 113 void
 114 acpi_tb_release_table(struct acpi_table_header *table,
 115                       u32 table_length, u8 table_flags);
 116
 117 acpi_status
 118 acpi_tb_install_standard_table(acpi_physical_address address,
 119                                u8 flags,
 120                                u8 reload, u8 override, u32 *table_index);
 121
 122 acpi_status
 123 acpi_tb_store_table(acpi_physical_address address,
 124                     struct acpi_table_header *table,
 125                     u32 length, u8 flags, u32 *table_index);
 126
 127 void acpi_tb_uninstall_table(struct acpi_table_desc *table_desc);
 128
 129 void acpi_tb_terminate(void);
 130
 131 acpi_status acpi_tb_delete_namespace_by_owner(u32 table_index);
 132
 133 acpi_status acpi_tb_allocate_owner_id(u32 table_index);
 134
 135 acpi_status acpi_tb_release_owner_id(u32 table_index);
 136
 137 acpi_status acpi_tb_get_owner_id(u32 table_index, acpi_owner_id *owner_id);
 138
 139 /*
 140  * tbutils - table manager utilities
 141  */
 142 acpi_status acpi_tb_initialize_facs(void);
 143
 144 u8 acpi_tb_tables_loaded(void);
 145
 146 void
 147 acpi_tb_print_table_header(acpi_physical_address address,
 148                            struct acpi_table_header *header);
 149
 150 u8 acpi_tb_checksum(u8 *buffer, u32 length);
 151
 152 acpi_status
 153 acpi_tb_verify_checksum(struct acpi_table_header *table, u32 length);
 154
 155 void acpi_tb_check_dsdt_header(void);
 156
 157 struct acpi_table_header *acpi_tb_copy_dsdt(u32 table_index);
 158
 159 void
 160 acpi_tb_install_table_with_override(u32 table_index,
 161                                     struct acpi_table_desc *new_table_desc,
 162                                     u8 override);
 163
 164 acpi_status
 165 acpi_tb_install_fixed_table(acpi_physical_address address,
 166                             char *signature, u32 table_index);
 167
 168 acpi_status acpi_tb_parse_root_table(acpi_physical_address rsdp_address);
 169
 170 #endif                          /* __ACTABLES_H__ */