drivers/acpi/acpica/actables.h

   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 acpi_status acpi_allocate_root_table(u32 initial_table_count);
  48
  49 /*
  50  * tbxfroot - Root pointer utilities
  51  */
  52 acpi_status acpi_tb_validate_rsdp(struct acpi_table_rsdp *rsdp);
  53
  54 u8 *acpi_tb_scan_memory_for_rsdp(u8 *start_address, u32 length);
  55
  56 /*
  57  * tbdata - table data structure management
  58  */
  59 acpi_status acpi_tb_get_next_root_index(u32 *table_index);
  60
  61 void
  62 acpi_tb_init_table_descriptor(struct acpi_table_desc *table_desc,
  63                               acpi_physical_address address,
  64                               u8 flags, struct acpi_table_header *table);
  65
  66 acpi_status
  67 acpi_tb_acquire_temp_table(struct acpi_table_desc *table_desc,
  68                            acpi_physical_address address, u8 flags);
  69
  70 void acpi_tb_release_temp_table(struct acpi_table_desc *table_desc);
  71
  72 acpi_status acpi_tb_validate_temp_table(struct acpi_table_desc *table_desc);
  73
  74 acpi_status
  75 acpi_tb_verify_temp_table(struct acpi_table_desc *table_desc, char *signature);
  76
  77 u8 acpi_tb_is_table_loaded(u32 table_index);
  78
  79 void acpi_tb_set_table_loaded_flag(u32 table_index, u8 is_loaded);
  80
  81 /*
  82  * tbfadt - FADT parse/convert/validate
  83  */
  84 void acpi_tb_parse_fadt(u32 table_index);
  85
  86 void acpi_tb_create_local_fadt(struct acpi_table_header *table, u32 length);
  87
  88 /*
  89  * tbfind - find ACPI table
  90  */
  91 acpi_status
  92 acpi_tb_find_table(char *signature,
  93                    char *oem_id, char *oem_table_id, u32 *table_index);
  94
  95 /*
  96  * tbinstal - Table removal and deletion
  97  */
  98 acpi_status acpi_tb_resize_root_table_list(void);
  99
 100 acpi_status acpi_tb_validate_table(struct acpi_table_desc *table_desc);
 101
 102 void acpi_tb_invalidate_table(struct acpi_table_desc *table_desc);
 103
 104 void acpi_tb_override_table(struct acpi_table_desc *old_table_desc);
 105
 106 acpi_status
 107 acpi_tb_acquire_table(struct acpi_table_desc *table_desc,
 108                       struct acpi_table_header **table_ptr,
 109                       u32 *table_length, u8 *table_flags);
 110
 111 void
 112 acpi_tb_release_table(struct acpi_table_header *table,
 113                       u32 table_length, u8 table_flags);
 114
 115 acpi_status
 116 acpi_tb_install_standard_table(acpi_physical_address address,
 117                                u8 flags,
 118                                u8 reload, u8 override, u32 *table_index);
 119
 120 acpi_status
 121 acpi_tb_store_table(acpi_physical_address address,
 122                     struct acpi_table_header *table,
 123                     u32 length, u8 flags, u32 *table_index);
 124
 125 void acpi_tb_uninstall_table(struct acpi_table_desc *table_desc);
 126
 127 void acpi_tb_terminate(void);
 128
 129 acpi_status acpi_tb_delete_namespace_by_owner(u32 table_index);
 130
 131 acpi_status acpi_tb_allocate_owner_id(u32 table_index);
 132
 133 acpi_status acpi_tb_release_owner_id(u32 table_index);
 134
 135 acpi_status acpi_tb_get_owner_id(u32 table_index, acpi_owner_id *owner_id);
 136
 137 /*
 138  * tbutils - table manager utilities
 139  */
 140 acpi_status acpi_tb_initialize_facs(void);
 141
 142 u8 acpi_tb_tables_loaded(void);
 143
 144 void
 145 acpi_tb_print_table_header(acpi_physical_address address,
 146                            struct acpi_table_header *header);
 147
 148 u8 acpi_tb_checksum(u8 *buffer, u32 length);
 149
 150 acpi_status
 151 acpi_tb_verify_checksum(struct acpi_table_header *table, u32 length);
 152
 153 void acpi_tb_check_dsdt_header(void);
 154
 155 struct acpi_table_header *acpi_tb_copy_dsdt(u32 table_index);
 156
 157 void
 158 acpi_tb_install_table_with_override(u32 table_index,
 159                                     struct acpi_table_desc *new_table_desc,
 160                                     u8 override);
 161
 162 acpi_status
 163 acpi_tb_install_fixed_table(acpi_physical_address address,
 164                             char *signature, u32 table_index);
 165
 166 acpi_status acpi_tb_parse_root_table(acpi_physical_address rsdp_address);
 167
 168 #endif                          /* __ACTABLES_H__ */