218 lines
7.0 KiB
C
218 lines
7.0 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
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/******************************************************************************
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*
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* Name: acconfig.h - Global configuration constants
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*
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* Copyright (C) 2000 - 2018, Intel Corp.
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*
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*****************************************************************************/
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#ifndef _ACCONFIG_H
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#define _ACCONFIG_H
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/******************************************************************************
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*
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* Configuration options
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*
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*****************************************************************************/
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/*
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* ACPI_DEBUG_OUTPUT - This switch enables all the debug facilities of the
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* ACPI subsystem. This includes the DEBUG_PRINT output
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* statements. When disabled, all DEBUG_PRINT
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* statements are compiled out.
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*
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* ACPI_APPLICATION - Use this switch if the subsystem is going to be run
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* at the application level.
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*
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*/
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/*
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* OS name, used for the _OS object. The _OS object is essentially obsolete,
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* but there is a large base of ASL/AML code in existing machines that check
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* for the string below. The use of this string usually guarantees that
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* the ASL will execute down the most tested code path. Also, there is some
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* code that will not execute the _OSI method unless _OS matches the string
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* below. Therefore, change this string at your own risk.
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*/
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#define ACPI_OS_NAME "Microsoft Windows NT"
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/* Maximum objects in the various object caches */
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#define ACPI_MAX_STATE_CACHE_DEPTH 96 /* State objects */
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#define ACPI_MAX_PARSE_CACHE_DEPTH 96 /* Parse tree objects */
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#define ACPI_MAX_EXTPARSE_CACHE_DEPTH 96 /* Parse tree objects */
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#define ACPI_MAX_OBJECT_CACHE_DEPTH 96 /* Interpreter operand objects */
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#define ACPI_MAX_NAMESPACE_CACHE_DEPTH 96 /* Namespace objects */
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#define ACPI_MAX_COMMENT_CACHE_DEPTH 96 /* Comments for the -ca option */
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/*
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* Should the subsystem abort the loading of an ACPI table if the
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* table checksum is incorrect?
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*/
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#ifndef ACPI_CHECKSUM_ABORT
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#define ACPI_CHECKSUM_ABORT FALSE
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#endif
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/*
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* Generate a version of ACPICA that only supports "reduced hardware"
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* platforms (as defined in ACPI 5.0). Set to TRUE to generate a specialized
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* version of ACPICA that ONLY supports the ACPI 5.0 "reduced hardware"
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* model. In other words, no ACPI hardware is supported.
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*
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* If TRUE, this means no support for the following:
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* PM Event and Control registers
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* SCI interrupt (and handler)
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* Fixed Events
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* General Purpose Events (GPEs)
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* Global Lock
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* ACPI PM timer
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* FACS table (Waking vectors and Global Lock)
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*/
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#ifndef ACPI_REDUCED_HARDWARE
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#define ACPI_REDUCED_HARDWARE FALSE
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#endif
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/******************************************************************************
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*
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* Subsystem Constants
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*
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*****************************************************************************/
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/* Version of ACPI supported */
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#define ACPI_CA_SUPPORT_LEVEL 5
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/* Maximum count for a semaphore object */
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#define ACPI_MAX_SEMAPHORE_COUNT 256
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/* Maximum object reference count (detects object deletion issues) */
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#define ACPI_MAX_REFERENCE_COUNT 0x1000
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/* Default page size for use in mapping memory for operation regions */
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#define ACPI_DEFAULT_PAGE_SIZE 4096 /* Must be power of 2 */
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/* owner_id tracking. 8 entries allows for 255 owner_ids */
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#define ACPI_NUM_OWNERID_MASKS 8
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/* Size of the root table array is increased by this increment */
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#define ACPI_ROOT_TABLE_SIZE_INCREMENT 4
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/* Maximum sleep allowed via Sleep() operator */
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#define ACPI_MAX_SLEEP 2000 /* 2000 millisec == two seconds */
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/* Address Range lists are per-space_id (Memory and I/O only) */
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#define ACPI_ADDRESS_RANGE_MAX 2
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/* Maximum time (default 30s) of While() loops before abort */
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#define ACPI_MAX_LOOP_TIMEOUT 30
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/******************************************************************************
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*
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* ACPI Specification constants (Do not change unless the specification changes)
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*
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*****************************************************************************/
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/* Method info (in WALK_STATE), containing local variables and argumetns */
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#define ACPI_METHOD_NUM_LOCALS 8
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#define ACPI_METHOD_MAX_LOCAL 7
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#define ACPI_METHOD_NUM_ARGS 7
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#define ACPI_METHOD_MAX_ARG 6
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/*
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* Operand Stack (in WALK_STATE), Must be large enough to contain METHOD_MAX_ARG
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*/
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#define ACPI_OBJ_NUM_OPERANDS 8
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#define ACPI_OBJ_MAX_OPERAND 7
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/* Number of elements in the Result Stack frame, can be an arbitrary value */
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#define ACPI_RESULTS_FRAME_OBJ_NUM 8
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/*
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* Maximal number of elements the Result Stack can contain,
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* it may be an arbitray value not exceeding the types of
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* result_size and result_count (now u8).
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*/
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#define ACPI_RESULTS_OBJ_NUM_MAX 255
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/* Constants used in searching for the RSDP in low memory */
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#define ACPI_EBDA_PTR_LOCATION 0x0000040E /* Physical Address */
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#define ACPI_EBDA_PTR_LENGTH 2
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#define ACPI_EBDA_WINDOW_SIZE 1024
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#define ACPI_HI_RSDP_WINDOW_BASE 0x000E0000 /* Physical Address */
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#define ACPI_HI_RSDP_WINDOW_SIZE 0x00020000
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#define ACPI_RSDP_SCAN_STEP 16
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/* Operation regions */
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#define ACPI_USER_REGION_BEGIN 0x80
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/* Maximum space_ids for Operation Regions */
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#define ACPI_MAX_ADDRESS_SPACE 255
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#define ACPI_NUM_DEFAULT_SPACES 4
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/* Array sizes. Used for range checking also */
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#define ACPI_MAX_MATCH_OPCODE 5
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/* RSDP checksums */
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#define ACPI_RSDP_CHECKSUM_LENGTH 20
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#define ACPI_RSDP_XCHECKSUM_LENGTH 36
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/* SMBus, GSBus and IPMI bidirectional buffer size */
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#define ACPI_SMBUS_BUFFER_SIZE 34
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#define ACPI_GSBUS_BUFFER_SIZE 34
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#define ACPI_IPMI_BUFFER_SIZE 66
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/* _sx_d and _sx_w control methods */
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#define ACPI_NUM_sx_d_METHODS 4
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#define ACPI_NUM_sx_w_METHODS 5
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/******************************************************************************
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*
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* Miscellaneous constants
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*
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*****************************************************************************/
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/* UUID constants */
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#define UUID_BUFFER_LENGTH 16 /* Length of UUID in memory */
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#define UUID_STRING_LENGTH 36 /* Total length of a UUID string */
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/* Positions for required hyphens (dashes) in UUID strings */
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#define UUID_HYPHEN1_OFFSET 8
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#define UUID_HYPHEN2_OFFSET 13
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#define UUID_HYPHEN3_OFFSET 18
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#define UUID_HYPHEN4_OFFSET 23
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/******************************************************************************
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*
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* ACPI AML Debugger
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*
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*****************************************************************************/
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#define ACPI_DEBUGGER_MAX_ARGS ACPI_METHOD_NUM_ARGS + 4 /* Max command line arguments */
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#define ACPI_DB_LINE_BUFFER_SIZE 512
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#define ACPI_DEBUGGER_COMMAND_PROMPT '-'
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#define ACPI_DEBUGGER_EXECUTE_PROMPT '%'
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#endif /* _ACCONFIG_H */
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