include/acpi/acconfig.h - third_party/linux - Git at Google

 /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
 /******************************************************************************
  *
  * Name: acconfig.h - Global configuration constants
  *
  * Copyright (C) 2000 - 2018, Intel Corp.
  *
  *****************************************************************************/

 #ifndef _ACCONFIG_H
 #define _ACCONFIG_H

 /******************************************************************************
  *
  * Configuration options
  *
  *****************************************************************************/

 /*
  * ACPI_DEBUG_OUTPUT    - This switch enables all the debug facilities of the
  *                        ACPI subsystem.  This includes the DEBUG_PRINT output
  *                        statements.  When disabled, all DEBUG_PRINT
  *                        statements are compiled out.
  *
  * ACPI_APPLICATION     - Use this switch if the subsystem is going to be run
  *                        at the application level.
  *
  */

 /*
  * OS name, used for the _OS object.  The _OS object is essentially obsolete,
  * but there is a large base of ASL/AML code in existing machines that check
  * for the string below.  The use of this string usually guarantees that
  * the ASL will execute down the most tested code path.  Also, there is some
  * code that will not execute the _OSI method unless _OS matches the string
  * below.  Therefore, change this string at your own risk.
  */
 #define ACPI_OS_NAME                    "Microsoft Windows NT"

 /* Maximum objects in the various object caches */

 #define ACPI_MAX_STATE_CACHE_DEPTH      96	/* State objects */
 #define ACPI_MAX_PARSE_CACHE_DEPTH      96	/* Parse tree objects */
 #define ACPI_MAX_EXTPARSE_CACHE_DEPTH   96	/* Parse tree objects */
 #define ACPI_MAX_OBJECT_CACHE_DEPTH     96	/* Interpreter operand objects */
 #define ACPI_MAX_NAMESPACE_CACHE_DEPTH  96	/* Namespace objects */
 #define ACPI_MAX_COMMENT_CACHE_DEPTH    96	/* Comments for the -ca option */

 /*
  * Should the subsystem abort the loading of an ACPI table if the
  * table checksum is incorrect?
  */
 #ifndef ACPI_CHECKSUM_ABORT
 #define ACPI_CHECKSUM_ABORT             FALSE
 #endif

 /*
  * Generate a version of ACPICA that only supports "reduced hardware"
  * platforms (as defined in ACPI 5.0). Set to TRUE to generate a specialized
  * version of ACPICA that ONLY supports the ACPI 5.0 "reduced hardware"
  * model. In other words, no ACPI hardware is supported.
  *
  * If TRUE, this means no support for the following:
  *      PM Event and Control registers
  *      SCI interrupt (and handler)
  *      Fixed Events
  *      General Purpose Events (GPEs)
  *      Global Lock
  *      ACPI PM timer
  *      FACS table (Waking vectors and Global Lock)
  */
 #ifndef ACPI_REDUCED_HARDWARE
 #define ACPI_REDUCED_HARDWARE           FALSE
 #endif

 /******************************************************************************
  *
  * Subsystem Constants
  *
  *****************************************************************************/

 /* Version of ACPI supported */

 #define ACPI_CA_SUPPORT_LEVEL           5

 /* Maximum count for a semaphore object */

 #define ACPI_MAX_SEMAPHORE_COUNT        256

 /* Maximum object reference count (detects object deletion issues) */

 #define ACPI_MAX_REFERENCE_COUNT        0x1000

 /* Default page size for use in mapping memory for operation regions */

 #define ACPI_DEFAULT_PAGE_SIZE          4096	/* Must be power of 2 */

 /* owner_id tracking. 8 entries allows for 255 owner_ids */

 #define ACPI_NUM_OWNERID_MASKS          8

 /* Size of the root table array is increased by this increment */

 #define ACPI_ROOT_TABLE_SIZE_INCREMENT  4

 /* Maximum sleep allowed via Sleep() operator */

 #define ACPI_MAX_SLEEP                  2000	/* 2000 millisec == two seconds */

 /* Address Range lists are per-space_id (Memory and I/O only) */

 #define ACPI_ADDRESS_RANGE_MAX          2

 /* Maximum time (default 30s) of While() loops before abort */

 #define ACPI_MAX_LOOP_TIMEOUT           30

 /******************************************************************************
  *
  * ACPI Specification constants (Do not change unless the specification changes)
  *
  *****************************************************************************/

 /* Method info (in WALK_STATE), containing local variables and argumetns */

 #define ACPI_METHOD_NUM_LOCALS          8
 #define ACPI_METHOD_MAX_LOCAL           7

 #define ACPI_METHOD_NUM_ARGS            7
 #define ACPI_METHOD_MAX_ARG             6

 /*
  * Operand Stack (in WALK_STATE), Must be large enough to contain METHOD_MAX_ARG
  */
 #define ACPI_OBJ_NUM_OPERANDS           8
 #define ACPI_OBJ_MAX_OPERAND            7

 /* Number of elements in the Result Stack frame, can be an arbitrary value */

 #define ACPI_RESULTS_FRAME_OBJ_NUM      8

 /*
  * Maximal number of elements the Result Stack can contain,
  * it may be an arbitray value not exceeding the types of
  * result_size and result_count (now u8).
  */
 #define ACPI_RESULTS_OBJ_NUM_MAX        255

 /* Constants used in searching for the RSDP in low memory */

 #define ACPI_EBDA_PTR_LOCATION          0x0000040E	/* Physical Address */
 #define ACPI_EBDA_PTR_LENGTH            2
 #define ACPI_EBDA_WINDOW_SIZE           1024
 #define ACPI_HI_RSDP_WINDOW_BASE        0x000E0000	/* Physical Address */
 #define ACPI_HI_RSDP_WINDOW_SIZE        0x00020000
 #define ACPI_RSDP_SCAN_STEP             16

 /* Operation regions */

 #define ACPI_USER_REGION_BEGIN          0x80

 /* Maximum space_ids for Operation Regions */

 #define ACPI_MAX_ADDRESS_SPACE          255
 #define ACPI_NUM_DEFAULT_SPACES         4

 /* Array sizes.  Used for range checking also */

 #define ACPI_MAX_MATCH_OPCODE           5

 /* RSDP checksums */

 #define ACPI_RSDP_CHECKSUM_LENGTH       20
 #define ACPI_RSDP_XCHECKSUM_LENGTH      36

 /* SMBus, GSBus and IPMI bidirectional buffer size */

 #define ACPI_SMBUS_BUFFER_SIZE          34
 #define ACPI_GSBUS_BUFFER_SIZE          34
 #define ACPI_IPMI_BUFFER_SIZE           66

 /* _sx_d and _sx_w control methods */

 #define ACPI_NUM_sx_d_METHODS           4
 #define ACPI_NUM_sx_w_METHODS           5

 /******************************************************************************
  *
  * Miscellaneous constants
  *
  *****************************************************************************/

 /* UUID constants */

 #define UUID_BUFFER_LENGTH          16	/* Length of UUID in memory */
 #define UUID_STRING_LENGTH          36	/* Total length of a UUID string */

 /* Positions for required hyphens (dashes) in UUID strings */

 #define UUID_HYPHEN1_OFFSET         8
 #define UUID_HYPHEN2_OFFSET         13
 #define UUID_HYPHEN3_OFFSET         18
 #define UUID_HYPHEN4_OFFSET         23

 /******************************************************************************
  *
  * ACPI AML Debugger
  *
  *****************************************************************************/

 #define ACPI_DEBUGGER_MAX_ARGS          ACPI_METHOD_NUM_ARGS + 4	/* Max command line arguments */
 #define ACPI_DB_LINE_BUFFER_SIZE        512

 #define ACPI_DEBUGGER_COMMAND_PROMPT    '-'
 #define ACPI_DEBUGGER_EXECUTE_PROMPT    '%'

 #endif				/* _ACCONFIG_H */
	/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
	/******************************************************************************
	*
	* Name: acconfig.h - Global configuration constants
	*
	* Copyright (C) 2000 - 2018, Intel Corp.
	*
	*****************************************************************************/

	#ifndef _ACCONFIG_H
	#define _ACCONFIG_H

	/******************************************************************************
	*
	* Configuration options
	*
	*****************************************************************************/

	/*
	* ACPI_DEBUG_OUTPUT - This switch enables all the debug facilities of the
	* ACPI subsystem. This includes the DEBUG_PRINT output
	* statements. When disabled, all DEBUG_PRINT
	* statements are compiled out.
	*
	* ACPI_APPLICATION - Use this switch if the subsystem is going to be run
	* at the application level.
	*
	*/

	/*
	* OS name, used for the _OS object. The _OS object is essentially obsolete,
	* but there is a large base of ASL/AML code in existing machines that check
	* for the string below. The use of this string usually guarantees that
	* the ASL will execute down the most tested code path. Also, there is some
	* code that will not execute the _OSI method unless _OS matches the string
	* below. Therefore, change this string at your own risk.
	*/
	#define ACPI_OS_NAME "Microsoft Windows NT"

	/* Maximum objects in the various object caches */

	#define ACPI_MAX_STATE_CACHE_DEPTH 96 /* State objects */
	#define ACPI_MAX_PARSE_CACHE_DEPTH 96 /* Parse tree objects */
	#define ACPI_MAX_EXTPARSE_CACHE_DEPTH 96 /* Parse tree objects */
	#define ACPI_MAX_OBJECT_CACHE_DEPTH 96 /* Interpreter operand objects */
	#define ACPI_MAX_NAMESPACE_CACHE_DEPTH 96 /* Namespace objects */
	#define ACPI_MAX_COMMENT_CACHE_DEPTH 96 /* Comments for the -ca option */

	/*
	* Should the subsystem abort the loading of an ACPI table if the
	* table checksum is incorrect?
	*/
	#ifndef ACPI_CHECKSUM_ABORT
	#define ACPI_CHECKSUM_ABORT FALSE
	#endif

	/*
	* Generate a version of ACPICA that only supports "reduced hardware"
	* platforms (as defined in ACPI 5.0). Set to TRUE to generate a specialized
	* version of ACPICA that ONLY supports the ACPI 5.0 "reduced hardware"
	* model. In other words, no ACPI hardware is supported.
	*
	* If TRUE, this means no support for the following:
	* PM Event and Control registers
	* SCI interrupt (and handler)
	* Fixed Events
	* General Purpose Events (GPEs)
	* Global Lock
	* ACPI PM timer
	* FACS table (Waking vectors and Global Lock)
	*/
	#ifndef ACPI_REDUCED_HARDWARE
	#define ACPI_REDUCED_HARDWARE FALSE
	#endif

	/******************************************************************************
	*
	* Subsystem Constants
	*
	*****************************************************************************/

	/* Version of ACPI supported */

	#define ACPI_CA_SUPPORT_LEVEL 5

	/* Maximum count for a semaphore object */

	#define ACPI_MAX_SEMAPHORE_COUNT 256

	/* Maximum object reference count (detects object deletion issues) */

	#define ACPI_MAX_REFERENCE_COUNT 0x1000

	/* Default page size for use in mapping memory for operation regions */

	#define ACPI_DEFAULT_PAGE_SIZE 4096 /* Must be power of 2 */

	/* owner_id tracking. 8 entries allows for 255 owner_ids */

	#define ACPI_NUM_OWNERID_MASKS 8

	/* Size of the root table array is increased by this increment */

	#define ACPI_ROOT_TABLE_SIZE_INCREMENT 4

	/* Maximum sleep allowed via Sleep() operator */

	#define ACPI_MAX_SLEEP 2000 /* 2000 millisec == two seconds */

	/* Address Range lists are per-space_id (Memory and I/O only) */

	#define ACPI_ADDRESS_RANGE_MAX 2

	/* Maximum time (default 30s) of While() loops before abort */

	#define ACPI_MAX_LOOP_TIMEOUT 30

	/******************************************************************************
	*
	* ACPI Specification constants (Do not change unless the specification changes)
	*
	*****************************************************************************/

	/* Method info (in WALK_STATE), containing local variables and argumetns */

	#define ACPI_METHOD_NUM_LOCALS 8
	#define ACPI_METHOD_MAX_LOCAL 7

	#define ACPI_METHOD_NUM_ARGS 7
	#define ACPI_METHOD_MAX_ARG 6

	/*
	* Operand Stack (in WALK_STATE), Must be large enough to contain METHOD_MAX_ARG
	*/
	#define ACPI_OBJ_NUM_OPERANDS 8
	#define ACPI_OBJ_MAX_OPERAND 7

	/* Number of elements in the Result Stack frame, can be an arbitrary value */

	#define ACPI_RESULTS_FRAME_OBJ_NUM 8

	/*
	* Maximal number of elements the Result Stack can contain,
	* it may be an arbitray value not exceeding the types of
	* result_size and result_count (now u8).
	*/
	#define ACPI_RESULTS_OBJ_NUM_MAX 255

	/* Constants used in searching for the RSDP in low memory */

	#define ACPI_EBDA_PTR_LOCATION 0x0000040E /* Physical Address */
	#define ACPI_EBDA_PTR_LENGTH 2
	#define ACPI_EBDA_WINDOW_SIZE 1024
	#define ACPI_HI_RSDP_WINDOW_BASE 0x000E0000 /* Physical Address */
	#define ACPI_HI_RSDP_WINDOW_SIZE 0x00020000
	#define ACPI_RSDP_SCAN_STEP 16

	/* Operation regions */

	#define ACPI_USER_REGION_BEGIN 0x80

	/* Maximum space_ids for Operation Regions */

	#define ACPI_MAX_ADDRESS_SPACE 255
	#define ACPI_NUM_DEFAULT_SPACES 4

	/* Array sizes. Used for range checking also */

	#define ACPI_MAX_MATCH_OPCODE 5

	/* RSDP checksums */

	#define ACPI_RSDP_CHECKSUM_LENGTH 20
	#define ACPI_RSDP_XCHECKSUM_LENGTH 36

	/* SMBus, GSBus and IPMI bidirectional buffer size */

	#define ACPI_SMBUS_BUFFER_SIZE 34
	#define ACPI_GSBUS_BUFFER_SIZE 34
	#define ACPI_IPMI_BUFFER_SIZE 66

	/* _sx_d and _sx_w control methods */

	#define ACPI_NUM_sx_d_METHODS 4
	#define ACPI_NUM_sx_w_METHODS 5

	/******************************************************************************
	*
	* Miscellaneous constants
	*
	*****************************************************************************/

	/* UUID constants */

	#define UUID_BUFFER_LENGTH 16 /* Length of UUID in memory */
	#define UUID_STRING_LENGTH 36 /* Total length of a UUID string */

	/* Positions for required hyphens (dashes) in UUID strings */

	#define UUID_HYPHEN1_OFFSET 8
	#define UUID_HYPHEN2_OFFSET 13
	#define UUID_HYPHEN3_OFFSET 18
	#define UUID_HYPHEN4_OFFSET 23

	/******************************************************************************
	*
	* ACPI AML Debugger
	*
	*****************************************************************************/

	#define ACPI_DEBUGGER_MAX_ARGS ACPI_METHOD_NUM_ARGS + 4 /* Max command line arguments */
	#define ACPI_DB_LINE_BUFFER_SIZE 512

	#define ACPI_DEBUGGER_COMMAND_PROMPT '-'
	#define ACPI_DEBUGGER_EXECUTE_PROMPT '%'

	#endif /* _ACCONFIG_H */