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/******************************************************************************
*
* Name: acconfig.h - Global configuration constants
* $Revision: 48 $
*
*****************************************************************************/
/*
* Copyright (C) 2000 R. Byron Moore
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _ACCONFIG_H
#define _ACCONFIG_H
/******************************************************************************
*
* Compile-time options
*
*****************************************************************************/
/*
* ACPI_DEBUG - 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.
*
*/
/******************************************************************************
*
* Subsystem Constants
*
*****************************************************************************/
/* Version string */
#define ACPI_CA_VERSION __DATE__
/* Maximum objects in the various object caches */
#define MAX_STATE_CACHE_DEPTH 64 /* State objects for stacks */
#define MAX_PARSE_CACHE_DEPTH 96 /* Parse tree objects */
#define MAX_EXTPARSE_CACHE_DEPTH 64 /* Parse tree objects */
#define MAX_OBJECT_CACHE_DEPTH 64 /* Interpreter operand objects */
#define MAX_WALK_CACHE_DEPTH 2 /* Objects for parse tree walks (method execution) */
/* String size constants */
#define MAX_STRING_LENGTH 512
#define PATHNAME_MAX 256 /* A full namespace pathname */
/* Maximum count for a semaphore object */
#define MAX_SEMAPHORE_COUNT 256
/* Max reference count (for debug only) */
#define MAX_REFERENCE_COUNT 0x200
/* Size of cached memory mapping for system memory operation region */
#define SYSMEM_REGION_WINDOW_SIZE 4096
/*
* Debugger threading model
* Use single threaded if the entire subsystem is contained in an application
* Use multiple threaded when the the subsystem is running in the kernel.
*
* By default the model is single threaded if ACPI_APPLICATION is set,
* multi-threaded if ACPI_APPLICATION is not set.
*/
#define DEBUGGER_SINGLE_THREADED 0
#define DEBUGGER_MULTI_THREADED 1
#ifdef ACPI_APPLICATION
#define DEBUGGER_THREADING DEBUGGER_SINGLE_THREADED
#else
#define DEBUGGER_THREADING DEBUGGER_MULTI_THREADED
#endif
/******************************************************************************
*
* ACPI Specification constants (Do not change unless the specification changes)
*
*****************************************************************************/
/*
* Method info (in WALK_STATE), containing local variables and argumetns
*/
#define MTH_NUM_LOCALS 8
#define MTH_MAX_LOCAL 7
#define MTH_NUM_ARGS 7
#define MTH_MAX_ARG 6
/*
* Operand Stack (in WALK_STATE), Must be large enough to contain MTH_MAX_ARG
*/
#define OBJ_NUM_OPERANDS 8
#define OBJ_MAX_OPERAND 7
/* Names within the namespace are 4 bytes long */
#define ACPI_NAME_SIZE 4
#define PATH_SEGMENT_LENGTH 5 /* 4 chars for name + 1 s8 for separator */
#define PATH_SEPARATOR '.'
/* Constants used in searching for the RSDP in low memory */
#define LO_RSDP_WINDOW_BASE 0 /* Physical Address */
#define HI_RSDP_WINDOW_BASE 0xE0000 /* Physical Address */
#define LO_RSDP_WINDOW_SIZE 0x400
#define HI_RSDP_WINDOW_SIZE 0x20000
#define RSDP_SCAN_STEP 16
/* Maximum nesting of package objects */
#define MAX_PACKAGE_DEPTH 16
#endif /* _ACCONFIG_H */
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