acconfig.h 7.2 KB

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  1. /******************************************************************************
  2. *
  3. * Name: acconfig.h - Global configuration constants
  4. *
  5. *****************************************************************************/
  6. /*
  7. * Copyright (C) 2000 - 2007, R. Byron Moore
  8. * All rights reserved.
  9. *
  10. * Redistribution and use in source and binary forms, with or without
  11. * modification, are permitted provided that the following conditions
  12. * are met:
  13. * 1. Redistributions of source code must retain the above copyright
  14. * notice, this list of conditions, and the following disclaimer,
  15. * without modification.
  16. * 2. Redistributions in binary form must reproduce at minimum a disclaimer
  17. * substantially similar to the "NO WARRANTY" disclaimer below
  18. * ("Disclaimer") and any redistribution must be conditioned upon
  19. * including a substantially similar Disclaimer requirement for further
  20. * binary redistribution.
  21. * 3. Neither the names of the above-listed copyright holders nor the names
  22. * of any contributors may be used to endorse or promote products derived
  23. * from this software without specific prior written permission.
  24. *
  25. * Alternatively, this software may be distributed under the terms of the
  26. * GNU General Public License ("GPL") version 2 as published by the Free
  27. * Software Foundation.
  28. *
  29. * NO WARRANTY
  30. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  31. * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  32. * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
  33. * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  34. * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  35. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  36. * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  37. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  38. * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
  39. * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  40. * POSSIBILITY OF SUCH DAMAGES.
  41. */
  42. #ifndef _ACCONFIG_H
  43. #define _ACCONFIG_H
  44. /******************************************************************************
  45. *
  46. * Configuration options
  47. *
  48. *****************************************************************************/
  49. /*
  50. * ACPI_DEBUG_OUTPUT - This switch enables all the debug facilities of the
  51. * ACPI subsystem. This includes the DEBUG_PRINT output
  52. * statements. When disabled, all DEBUG_PRINT
  53. * statements are compiled out.
  54. *
  55. * ACPI_APPLICATION - Use this switch if the subsystem is going to be run
  56. * at the application level.
  57. *
  58. */
  59. /* Current ACPICA subsystem version in YYYYMMDD format */
  60. #define ACPI_CA_VERSION 0x20070126
  61. /*
  62. * OS name, used for the _OS object. The _OS object is essentially obsolete,
  63. * but there is a large base of ASL/AML code in existing machines that check
  64. * for the string below. The use of this string usually guarantees that
  65. * the ASL will execute down the most tested code path. Also, there is some
  66. * code that will not execute the _OSI method unless _OS matches the string
  67. * below. Therefore, change this string at your own risk.
  68. */
  69. #define ACPI_OS_NAME "Microsoft Windows NT"
  70. /* Maximum objects in the various object caches */
  71. #define ACPI_MAX_STATE_CACHE_DEPTH 96 /* State objects */
  72. #define ACPI_MAX_PARSE_CACHE_DEPTH 96 /* Parse tree objects */
  73. #define ACPI_MAX_EXTPARSE_CACHE_DEPTH 96 /* Parse tree objects */
  74. #define ACPI_MAX_OBJECT_CACHE_DEPTH 96 /* Interpreter operand objects */
  75. #define ACPI_MAX_NAMESPACE_CACHE_DEPTH 96 /* Namespace objects */
  76. /*
  77. * Should the subsystem abort the loading of an ACPI table if the
  78. * table checksum is incorrect?
  79. */
  80. #define ACPI_CHECKSUM_ABORT FALSE
  81. /******************************************************************************
  82. *
  83. * Subsystem Constants
  84. *
  85. *****************************************************************************/
  86. /* Version of ACPI supported */
  87. #define ACPI_CA_SUPPORT_LEVEL 3
  88. /* Maximum count for a semaphore object */
  89. #define ACPI_MAX_SEMAPHORE_COUNT 256
  90. /* Maximum object reference count (detects object deletion issues) */
  91. #define ACPI_MAX_REFERENCE_COUNT 0x1000
  92. /* Size of cached memory mapping for system memory operation region */
  93. #define ACPI_SYSMEM_REGION_WINDOW_SIZE 4096
  94. /* owner_id tracking. 8 entries allows for 255 owner_ids */
  95. #define ACPI_NUM_OWNERID_MASKS 8
  96. /* Size of the root table array is increased by this increment */
  97. #define ACPI_ROOT_TABLE_SIZE_INCREMENT 4
  98. /******************************************************************************
  99. *
  100. * ACPI Specification constants (Do not change unless the specification changes)
  101. *
  102. *****************************************************************************/
  103. /* Number of distinct GPE register blocks and register width */
  104. #define ACPI_MAX_GPE_BLOCKS 2
  105. #define ACPI_GPE_REGISTER_WIDTH 8
  106. /* Method info (in WALK_STATE), containing local variables and argumetns */
  107. #define ACPI_METHOD_NUM_LOCALS 8
  108. #define ACPI_METHOD_MAX_LOCAL 7
  109. #define ACPI_METHOD_NUM_ARGS 7
  110. #define ACPI_METHOD_MAX_ARG 6
  111. /* Length of _HID, _UID, _CID, and UUID values */
  112. #define ACPI_DEVICE_ID_LENGTH 0x09
  113. #define ACPI_MAX_CID_LENGTH 48
  114. #define ACPI_UUID_LENGTH 16
  115. /*
  116. * Operand Stack (in WALK_STATE), Must be large enough to contain METHOD_MAX_ARG
  117. */
  118. #define ACPI_OBJ_NUM_OPERANDS 8
  119. #define ACPI_OBJ_MAX_OPERAND 7
  120. /* Names within the namespace are 4 bytes long */
  121. #define ACPI_NAME_SIZE 4
  122. #define ACPI_PATH_SEGMENT_LENGTH 5 /* 4 chars for name + 1 char for separator */
  123. #define ACPI_PATH_SEPARATOR '.'
  124. /* Sizes for ACPI table headers */
  125. #define ACPI_OEM_ID_SIZE 6
  126. #define ACPI_OEM_TABLE_ID_SIZE 8
  127. /* Constants used in searching for the RSDP in low memory */
  128. #define ACPI_EBDA_PTR_LOCATION 0x0000040E /* Physical Address */
  129. #define ACPI_EBDA_PTR_LENGTH 2
  130. #define ACPI_EBDA_WINDOW_SIZE 1024
  131. #define ACPI_HI_RSDP_WINDOW_BASE 0x000E0000 /* Physical Address */
  132. #define ACPI_HI_RSDP_WINDOW_SIZE 0x00020000
  133. #define ACPI_RSDP_SCAN_STEP 16
  134. /* Operation regions */
  135. #define ACPI_NUM_PREDEFINED_REGIONS 8
  136. #define ACPI_USER_REGION_BEGIN 0x80
  137. /* Maximum space_ids for Operation Regions */
  138. #define ACPI_MAX_ADDRESS_SPACE 255
  139. /* Array sizes. Used for range checking also */
  140. #define ACPI_MAX_MATCH_OPCODE 5
  141. /* RSDP checksums */
  142. #define ACPI_RSDP_CHECKSUM_LENGTH 20
  143. #define ACPI_RSDP_XCHECKSUM_LENGTH 36
  144. /* SMBus bidirectional buffer size */
  145. #define ACPI_SMBUS_BUFFER_SIZE 34
  146. /******************************************************************************
  147. *
  148. * ACPI AML Debugger
  149. *
  150. *****************************************************************************/
  151. #define ACPI_DEBUGGER_MAX_ARGS 8 /* Must be max method args + 1 */
  152. #define ACPI_DEBUGGER_COMMAND_PROMPT '-'
  153. #define ACPI_DEBUGGER_EXECUTE_PROMPT '%'
  154. #endif /* _ACCONFIG_H */