include/acpi/actables.h

   1 /******************************************************************************
   2  *
   3  * Name: actables.h - ACPI table management
   4  *
   5  *****************************************************************************/
   6
   7 /*
   8  * Copyright (C) 2000 - 2005, R. Byron Moore
   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 /* Used in acpi_tb_map_acpi_table for size parameter if table header is to be used */
  48
  49 #define SIZE_IN_HEADER          0
  50
  51 /*
  52  * tbconvrt - Table conversion routines
  53  */
  54 acpi_status acpi_tb_convert_to_xsdt(struct acpi_table_desc *table_info);
  55
  56 acpi_status acpi_tb_convert_table_fadt(void);
  57
  58 acpi_status acpi_tb_build_common_facs(struct acpi_table_desc *table_info);
  59
  60 u32
  61 acpi_tb_get_table_count(struct rsdp_descriptor *RSDP,
  62                         struct acpi_table_header *RSDT);
  63
  64 /*
  65  * tbget - Table "get" routines
  66  */
  67 acpi_status
  68 acpi_tb_get_table(struct acpi_pointer *address,
  69                   struct acpi_table_desc *table_info);
  70
  71 acpi_status
  72 acpi_tb_get_table_header(struct acpi_pointer *address,
  73                          struct acpi_table_header *return_header);
  74
  75 acpi_status
  76 acpi_tb_get_table_body(struct acpi_pointer *address,
  77                        struct acpi_table_header *header,
  78                        struct acpi_table_desc *table_info);
  79
  80 acpi_status
  81 acpi_tb_get_table_ptr(acpi_table_type table_type,
  82                       u32 instance, struct acpi_table_header **table_ptr_loc);
  83
  84 acpi_status acpi_tb_verify_rsdp(struct acpi_pointer *address);
  85
  86 void acpi_tb_get_rsdt_address(struct acpi_pointer *out_address);
  87
  88 acpi_status acpi_tb_validate_rsdt(struct acpi_table_header *table_ptr);
  89
  90 /*
  91  * tbgetall - get multiple required tables
  92  */
  93 acpi_status acpi_tb_get_required_tables(void);
  94
  95 /*
  96  * tbinstall - Table installation
  97  */
  98 acpi_status acpi_tb_install_table(struct acpi_table_desc *table_info);
  99
 100 acpi_status
 101 acpi_tb_recognize_table(struct acpi_table_desc *table_info, u8 search_type);
 102
 103 acpi_status
 104 acpi_tb_init_table_descriptor(acpi_table_type table_type,
 105                               struct acpi_table_desc *table_info);
 106
 107 /*
 108  * tbremove - Table removal and deletion
 109  */
 110 void acpi_tb_delete_all_tables(void);
 111
 112 void acpi_tb_delete_tables_by_type(acpi_table_type type);
 113
 114 void acpi_tb_delete_single_table(struct acpi_table_desc *table_desc);
 115
 116 struct acpi_table_desc *acpi_tb_uninstall_table(struct acpi_table_desc
 117                                                 *table_desc);
 118
 119 /*
 120  * tbxfroot - RSDP, RSDT utilities
 121  */
 122 acpi_status
 123 acpi_tb_find_table(char *signature,
 124                    char *oem_id,
 125                    char *oem_table_id, struct acpi_table_header **table_ptr);
 126
 127 acpi_status acpi_tb_get_table_rsdt(void);
 128
 129 acpi_status acpi_tb_validate_rsdp(struct rsdp_descriptor *rsdp);
 130
 131 /*
 132  * tbutils - common table utilities
 133  */
 134 acpi_status acpi_tb_is_table_installed(struct acpi_table_desc *new_table_desc);
 135
 136 acpi_status
 137 acpi_tb_verify_table_checksum(struct acpi_table_header *table_header);
 138
 139 u8 acpi_tb_generate_checksum(void *buffer, u32 length);
 140
 141 acpi_status
 142 acpi_tb_validate_table_header(struct acpi_table_header *table_header);
 143
 144 #endif                          /* __ACTABLES_H__ */