/******************************************************************************

 *

 * Name: acconfig.h - Global configuration constants

 *

 *****************************************************************************/

/*

 * Copyright (C) 2000 - 2008, Intel Corp.

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions, and the following disclaimer,

 *    without modification.

 * 2. Redistributions in binary form must reproduce at minimum a disclaimer

 *    substantially similar to the "NO WARRANTY" disclaimer below

 *    ("Disclaimer") and any redistribution must be conditioned upon

 *    including a substantially similar Disclaimer requirement for further

 *    binary redistribution.

 * 3. Neither the names of the above-listed copyright holders nor the names

 *    of any contributors may be used to endorse or promote products derived

 *    from this software without specific prior written permission.

 *

 * Alternatively, this software may be distributed under the terms of the

 * GNU General Public License ("GPL") version 2 as published by the Free

 * Software Foundation.

 *

 * NO WARRANTY

 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR

 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING

 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

 * POSSIBILITY OF SUCH DAMAGES.

 */

#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.

 *

 */

/* Current ACPICA subsystem version in YYYYMMDD format */

#define ACPI_CA_VERSION                 0x20080926

/*

 * 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 */

/*

 * Should the subsystem abort the loading of an ACPI table if the

 * table checksum is incorrect?

 */

#define ACPI_CHECKSUM_ABORT             FALSE

/******************************************************************************

 *

 * Subsystem Constants

 *

 *****************************************************************************/

/* Version of ACPI supported */

#define ACPI_CA_SUPPORT_LEVEL           3

/* 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

/* Size of cached memory mapping for system memory operation region */

#define ACPI_SYSMEM_REGION_WINDOW_SIZE  4096

/* 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

/******************************************************************************

 *

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

 *

 *****************************************************************************/

/* Number of distinct GPE register blocks and register width */

#define ACPI_MAX_GPE_BLOCKS             2

#define ACPI_GPE_REGISTER_WIDTH         8

/* 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

/* Length of _HID, _UID, _CID, and UUID values */

#define ACPI_DEVICE_ID_LENGTH           0x09

#define ACPI_MAX_CID_LENGTH             48

#define ACPI_UUID_LENGTH                16

/*

 * 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

/* Names within the namespace are 4 bytes long */

#define ACPI_NAME_SIZE                  4

#define ACPI_PATH_SEGMENT_LENGTH        5	/* 4 chars for name + 1 char for separator */

#define ACPI_PATH_SEPARATOR             '.'

/* Sizes for ACPI table headers */

#define ACPI_OEM_ID_SIZE                6

#define ACPI_OEM_TABLE_ID_SIZE          8

/* 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_NUM_PREDEFINED_REGIONS     8

#define ACPI_USER_REGION_BEGIN          0x80

/* Maximum space_ids for Operation Regions */

#define ACPI_MAX_ADDRESS_SPACE          255

/* 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 bidirectional buffer size */

#define ACPI_SMBUS_BUFFER_SIZE          34

/******************************************************************************

 *

 * ACPI AML Debugger

 *

 *****************************************************************************/

#define ACPI_DEBUGGER_MAX_ARGS          8	/* Must be max method args + 1 */

#define ACPI_DEBUGGER_COMMAND_PROMPT    '-'

#define ACPI_DEBUGGER_EXECUTE_PROMPT    '%'

#endif				/* _ACCONFIG_H */