LXR linux/drivers/acpi/acpica/actables.h

   1/******************************************************************************
   2 *
   3 * Name: actables.h - ACPI table management
   4 *
   5 *****************************************************************************/
   6
   7/*
   8 * Copyright (C) 2000 - 2013, 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
  47acpi_status acpi_allocate_root_table(u32 initial_table_count);
  48
  49/*
  50 * tbxfroot - Root pointer utilities
  51 */
  52acpi_status acpi_tb_validate_rsdp(struct acpi_table_rsdp *rsdp);
  53
  54/*
  55 * tbxfroot - Root pointer utilities
  56 */
  57u8 *acpi_tb_scan_memory_for_rsdp(u8 *start_address, u32 length);
  58
  59/*
  60 * tbdata - table data structure management
  61 */
  62acpi_status acpi_tb_get_next_root_index(u32 *table_index);
  63
  64void
  65acpi_tb_init_table_descriptor(struct acpi_table_desc *table_desc,
  66                              acpi_physical_address address,
  67                              u8 flags, struct acpi_table_header *table);
  68
  69acpi_status
  70acpi_tb_acquire_temp_table(struct acpi_table_desc *table_desc,
  71                           acpi_physical_address address, u8 flags);
  72
  73void acpi_tb_release_temp_table(struct acpi_table_desc *table_desc);
  74
  75acpi_status acpi_tb_validate_temp_table(struct acpi_table_desc *table_desc);
  76
  77acpi_status
  78acpi_tb_verify_temp_table(struct acpi_table_desc *table_desc, char *signature);
  79
  80u8 acpi_tb_is_table_loaded(u32 table_index);
  81
  82void acpi_tb_set_table_loaded_flag(u32 table_index, u8 is_loaded);
  83
  84/*
  85 * tbfadt - FADT parse/convert/validate
  86 */
  87void acpi_tb_parse_fadt(u32 table_index);
  88
  89void acpi_tb_create_local_fadt(struct acpi_table_header *table, u32 length);
  90
  91/*
  92 * tbfind - find ACPI table
  93 */
  94acpi_status
  95acpi_tb_find_table(char *signature,
  96                   char *oem_id, char *oem_table_id, u32 *table_index);
  97
  98/*
  99 * tbinstal - Table removal and deletion
 100 */
 101acpi_status acpi_tb_resize_root_table_list(void);
 102
 103acpi_status acpi_tb_validate_table(struct acpi_table_desc *table_desc);
 104
 105void acpi_tb_invalidate_table(struct acpi_table_desc *table_desc);
 106
 107void acpi_tb_override_table(struct acpi_table_desc *old_table_desc);
 108
 109acpi_status
 110acpi_tb_acquire_table(struct acpi_table_desc *table_desc,
 111                      struct acpi_table_header **table_ptr,
 112                      u32 *table_length, u8 *table_flags);
 113
 114void
 115acpi_tb_release_table(struct acpi_table_header *table,
 116                      u32 table_length, u8 table_flags);
 117
 118acpi_status
 119acpi_tb_install_standard_table(acpi_physical_address address,
 120                               u8 flags,
 121                               u8 reload, u8 override, u32 *table_index);
 122
 123acpi_status
 124acpi_tb_store_table(acpi_physical_address address,
 125                    struct acpi_table_header *table,
 126                    u32 length, u8 flags, u32 *table_index);
 127
 128void acpi_tb_uninstall_table(struct acpi_table_desc *table_desc);
 129
 130void acpi_tb_terminate(void);
 131
 132acpi_status acpi_tb_delete_namespace_by_owner(u32 table_index);
 133
 134acpi_status acpi_tb_allocate_owner_id(u32 table_index);
 135
 136acpi_status acpi_tb_release_owner_id(u32 table_index);
 137
 138acpi_status acpi_tb_get_owner_id(u32 table_index, acpi_owner_id *owner_id);
 139
 140/*
 141 * tbutils - table manager utilities
 142 */
 143acpi_status acpi_tb_initialize_facs(void);
 144
 145u8 acpi_tb_tables_loaded(void);
 146
 147void
 148acpi_tb_print_table_header(acpi_physical_address address,
 149                           struct acpi_table_header *header);
 150
 151u8 acpi_tb_checksum(u8 *buffer, u32 length);
 152
 153acpi_status
 154acpi_tb_verify_checksum(struct acpi_table_header *table, u32 length);
 155
 156void acpi_tb_check_dsdt_header(void);
 157
 158struct acpi_table_header *acpi_tb_copy_dsdt(u32 table_index);
 159
 160void
 161acpi_tb_install_table_with_override(u32 table_index,
 162                                    struct acpi_table_desc *new_table_desc,
 163                                    u8 override);
 164
 165acpi_status
 166acpi_tb_install_fixed_table(acpi_physical_address address,
 167                            char *signature, u32 table_index);
 168
 169acpi_status acpi_tb_parse_root_table(acpi_physical_address rsdp_address);
 170
 171u32 acpi_tb_get_rsdp_length(struct acpi_table_rsdp *rsdp);
 172
 173#endif                          /* __ACTABLES_H__ */
 174