| /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */ |
| /****************************************************************************** |
| * |
| * Name: acconfig.h - Global configuration constants |
| * |
| * Copyright (C) 2000 - 2022, 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 0x4000 |
| |
| /* 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. 128 entries allows for 4095 owner_ids */ |
| |
| #define ACPI_NUM_OWNERID_MASKS 128 |
| |
| /* 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 arguments */ |
| |
| #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 arbitrary 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 buffer sizes. All have a 2-byte header, |
| * containing both Status and Length. |
| */ |
| #define ACPI_SERIAL_HEADER_SIZE 2 /* Common for below. Status and Length fields */ |
| |
| #define ACPI_SMBUS_DATA_SIZE 32 |
| #define ACPI_SMBUS_BUFFER_SIZE ACPI_SERIAL_HEADER_SIZE + ACPI_SMBUS_DATA_SIZE |
| |
| #define ACPI_IPMI_DATA_SIZE 64 |
| #define ACPI_IPMI_BUFFER_SIZE ACPI_SERIAL_HEADER_SIZE + ACPI_IPMI_DATA_SIZE |
| |
| #define ACPI_MAX_GSBUS_DATA_SIZE 255 |
| #define ACPI_MAX_GSBUS_BUFFER_SIZE ACPI_SERIAL_HEADER_SIZE + ACPI_MAX_GSBUS_DATA_SIZE |
| |
| #define ACPI_PRM_INPUT_BUFFER_SIZE 26 |
| |
| /* _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 */ |
