acconfig.h 8.6 KB

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  1. /******************************************************************************
  2. *
  3. * Name: acconfig.h - Global configuration constants
  4. *
  5. *****************************************************************************/
  6. /*
  7. * Copyright (C) 2000 - 2016, Intel Corp.
  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. /*
  60. * OS name, used for the _OS object. The _OS object is essentially obsolete,
  61. * but there is a large base of ASL/AML code in existing machines that check
  62. * for the string below. The use of this string usually guarantees that
  63. * the ASL will execute down the most tested code path. Also, there is some
  64. * code that will not execute the _OSI method unless _OS matches the string
  65. * below. Therefore, change this string at your own risk.
  66. */
  67. #define ACPI_OS_NAME "Microsoft Windows NT"
  68. /* Maximum objects in the various object caches */
  69. #define ACPI_MAX_STATE_CACHE_DEPTH 96 /* State objects */
  70. #define ACPI_MAX_PARSE_CACHE_DEPTH 96 /* Parse tree objects */
  71. #define ACPI_MAX_EXTPARSE_CACHE_DEPTH 96 /* Parse tree objects */
  72. #define ACPI_MAX_OBJECT_CACHE_DEPTH 96 /* Interpreter operand objects */
  73. #define ACPI_MAX_NAMESPACE_CACHE_DEPTH 96 /* Namespace objects */
  74. /*
  75. * Should the subsystem abort the loading of an ACPI table if the
  76. * table checksum is incorrect?
  77. */
  78. #ifndef ACPI_CHECKSUM_ABORT
  79. #define ACPI_CHECKSUM_ABORT FALSE
  80. #endif
  81. /*
  82. * Generate a version of ACPICA that only supports "reduced hardware"
  83. * platforms (as defined in ACPI 5.0). Set to TRUE to generate a specialized
  84. * version of ACPICA that ONLY supports the ACPI 5.0 "reduced hardware"
  85. * model. In other words, no ACPI hardware is supported.
  86. *
  87. * If TRUE, this means no support for the following:
  88. * PM Event and Control registers
  89. * SCI interrupt (and handler)
  90. * Fixed Events
  91. * General Purpose Events (GPEs)
  92. * Global Lock
  93. * ACPI PM timer
  94. * FACS table (Waking vectors and Global Lock)
  95. */
  96. #ifndef ACPI_REDUCED_HARDWARE
  97. #define ACPI_REDUCED_HARDWARE FALSE
  98. #endif
  99. /******************************************************************************
  100. *
  101. * Subsystem Constants
  102. *
  103. *****************************************************************************/
  104. /* Version of ACPI supported */
  105. #define ACPI_CA_SUPPORT_LEVEL 5
  106. /* Maximum count for a semaphore object */
  107. #define ACPI_MAX_SEMAPHORE_COUNT 256
  108. /* Maximum object reference count (detects object deletion issues) */
  109. #define ACPI_MAX_REFERENCE_COUNT 0x1000
  110. /* Default page size for use in mapping memory for operation regions */
  111. #define ACPI_DEFAULT_PAGE_SIZE 4096 /* Must be power of 2 */
  112. /* owner_id tracking. 8 entries allows for 255 owner_ids */
  113. #define ACPI_NUM_OWNERID_MASKS 8
  114. /* Size of the root table array is increased by this increment */
  115. #define ACPI_ROOT_TABLE_SIZE_INCREMENT 4
  116. /* Maximum sleep allowed via Sleep() operator */
  117. #define ACPI_MAX_SLEEP 2000 /* 2000 millisec == two seconds */
  118. /* Address Range lists are per-space_id (Memory and I/O only) */
  119. #define ACPI_ADDRESS_RANGE_MAX 2
  120. /* Maximum number of While() loops before abort */
  121. #define ACPI_MAX_LOOP_COUNT 0xFFFF
  122. /******************************************************************************
  123. *
  124. * ACPI Specification constants (Do not change unless the specification changes)
  125. *
  126. *****************************************************************************/
  127. /* Method info (in WALK_STATE), containing local variables and argumetns */
  128. #define ACPI_METHOD_NUM_LOCALS 8
  129. #define ACPI_METHOD_MAX_LOCAL 7
  130. #define ACPI_METHOD_NUM_ARGS 7
  131. #define ACPI_METHOD_MAX_ARG 6
  132. /*
  133. * Operand Stack (in WALK_STATE), Must be large enough to contain METHOD_MAX_ARG
  134. */
  135. #define ACPI_OBJ_NUM_OPERANDS 8
  136. #define ACPI_OBJ_MAX_OPERAND 7
  137. /* Number of elements in the Result Stack frame, can be an arbitrary value */
  138. #define ACPI_RESULTS_FRAME_OBJ_NUM 8
  139. /*
  140. * Maximal number of elements the Result Stack can contain,
  141. * it may be an arbitray value not exceeding the types of
  142. * result_size and result_count (now u8).
  143. */
  144. #define ACPI_RESULTS_OBJ_NUM_MAX 255
  145. /* Constants used in searching for the RSDP in low memory */
  146. #define ACPI_EBDA_PTR_LOCATION 0x0000040E /* Physical Address */
  147. #define ACPI_EBDA_PTR_LENGTH 2
  148. #define ACPI_EBDA_WINDOW_SIZE 1024
  149. #define ACPI_HI_RSDP_WINDOW_BASE 0x000E0000 /* Physical Address */
  150. #define ACPI_HI_RSDP_WINDOW_SIZE 0x00020000
  151. #define ACPI_RSDP_SCAN_STEP 16
  152. /* Operation regions */
  153. #define ACPI_USER_REGION_BEGIN 0x80
  154. /* Maximum space_ids for Operation Regions */
  155. #define ACPI_MAX_ADDRESS_SPACE 255
  156. #define ACPI_NUM_DEFAULT_SPACES 4
  157. /* Array sizes. Used for range checking also */
  158. #define ACPI_MAX_MATCH_OPCODE 5
  159. /* RSDP checksums */
  160. #define ACPI_RSDP_CHECKSUM_LENGTH 20
  161. #define ACPI_RSDP_XCHECKSUM_LENGTH 36
  162. /* SMBus, GSBus and IPMI bidirectional buffer size */
  163. #define ACPI_SMBUS_BUFFER_SIZE 34
  164. #define ACPI_GSBUS_BUFFER_SIZE 34
  165. #define ACPI_IPMI_BUFFER_SIZE 66
  166. /* _sx_d and _sx_w control methods */
  167. #define ACPI_NUM_sx_d_METHODS 4
  168. #define ACPI_NUM_sx_w_METHODS 5
  169. /******************************************************************************
  170. *
  171. * Miscellaneous constants
  172. *
  173. *****************************************************************************/
  174. /* UUID constants */
  175. #define UUID_BUFFER_LENGTH 16 /* Length of UUID in memory */
  176. #define UUID_STRING_LENGTH 36 /* Total length of a UUID string */
  177. /* Positions for required hyphens (dashes) in UUID strings */
  178. #define UUID_HYPHEN1_OFFSET 8
  179. #define UUID_HYPHEN2_OFFSET 13
  180. #define UUID_HYPHEN3_OFFSET 18
  181. #define UUID_HYPHEN4_OFFSET 23
  182. /******************************************************************************
  183. *
  184. * ACPI AML Debugger
  185. *
  186. *****************************************************************************/
  187. #define ACPI_DEBUGGER_MAX_ARGS ACPI_METHOD_NUM_ARGS + 4 /* Max command line arguments */
  188. #define ACPI_DB_LINE_BUFFER_SIZE 512
  189. #define ACPI_DEBUGGER_COMMAND_PROMPT '-'
  190. #define ACPI_DEBUGGER_EXECUTE_PROMPT '%'
  191. #endif /* _ACCONFIG_H */