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/******************************************************************************
 *
 * Name: acglobal.h - Declarations for global variables
 *
 *****************************************************************************/
 
/*
 * Copyright (C) 2000 - 2007, R. Byron Moore
 * 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 __ACGLOBAL_H__
#define __ACGLOBAL_H__
 
/*
 * Ensure that the globals are actually defined and initialized only once.
 *
 * The use of these macros allows a single list of globals (here) in order
 * to simplify maintenance of the code.
 */
#ifdef DEFINE_ACPI_GLOBALS
#define ACPI_EXTERN
#define ACPI_INIT_GLOBAL(a,b) a=b
#else
#define ACPI_EXTERN extern
#define ACPI_INIT_GLOBAL(a,b) a
#endif
 
/*****************************************************************************
 *
 * Runtime configuration (static defaults that can be overriden at runtime)
 *
 ****************************************************************************/
 
/*
 * Enable "slack" in the AML interpreter?  Default is FALSE, and the
 * interpreter strictly follows the ACPI specification.  Setting to TRUE
 * allows the interpreter to ignore certain errors and/or bad AML constructs.
 *
 * Currently, these features are enabled by this flag:
 *
 * 1) Allow "implicit return" of last value in a control method
 * 2) Allow access beyond the end of an operation region
 * 3) Allow access to uninitialized locals/args (auto-init to integer 0)
 * 4) Allow ANY object type to be a source operand for the Store() operator
 * 5) Allow unresolved references (invalid target name) in package objects
 * 6) Enable warning messages for behavior that is not ACPI spec compliant
 */
ACPI_EXTERN u8 ACPI_INIT_GLOBAL(acpi_gbl_enable_interpreter_slack, FALSE);
 
/*
 * Automatically serialize ALL control methods? Default is FALSE, meaning
 * to use the Serialized/not_serialized method flags on a per method basis.
 * Only change this if the ASL code is poorly written and cannot handle
 * reentrancy even though methods are marked "NotSerialized".
 */
ACPI_EXTERN u8 ACPI_INIT_GLOBAL(acpi_gbl_all_methods_serialized, FALSE);
 
/*
 * Create the predefined _OSI method in the namespace? Default is TRUE
 * because ACPI CA is fully compatible with other ACPI implementations.
 * Changing this will revert ACPI CA (and machine ASL) to pre-OSI behavior.
 */
ACPI_EXTERN u8 ACPI_INIT_GLOBAL(acpi_gbl_create_osi_method, TRUE);
 
/*
 * Disable wakeup GPEs during runtime? Default is TRUE because WAKE and
 * RUNTIME GPEs should never be shared, and WAKE GPEs should typically only
 * be enabled just before going to sleep.
 */
ACPI_EXTERN u8 ACPI_INIT_GLOBAL(acpi_gbl_leave_wake_gpes_disabled, TRUE);
 
/*****************************************************************************
 *
 * Debug support
 *
 ****************************************************************************/
 
/* Runtime configuration of debug print levels */
 
extern u32 acpi_dbg_level;
extern u32 acpi_dbg_layer;
 
/* Procedure nesting level for debug output */
 
extern u32 acpi_gbl_nesting_level;
 
/* Event counters */
 
ACPI_EXTERN u32 acpi_gpe_count;
 
/* Support for dynamic control method tracing mechanism */
 
ACPI_EXTERN u32 acpi_gbl_original_dbg_level;
ACPI_EXTERN u32 acpi_gbl_original_dbg_layer;
ACPI_EXTERN acpi_name acpi_gbl_trace_method_name;
ACPI_EXTERN u32 acpi_gbl_trace_dbg_level;
ACPI_EXTERN u32 acpi_gbl_trace_dbg_layer;
ACPI_EXTERN u32 acpi_gbl_trace_flags;
 
/*****************************************************************************
 *
 * ACPI Table globals
 *
 ****************************************************************************/
 
/*
 * acpi_gbl_root_table_list is the master list of ACPI tables found in the
 * RSDT/XSDT.
 *
 * acpi_gbl_FADT is a local copy of the FADT, converted to a common format.
 */
ACPI_EXTERN struct acpi_internal_rsdt acpi_gbl_root_table_list;
ACPI_EXTERN struct acpi_table_fadt acpi_gbl_FADT;
extern acpi_native_uint acpi_gbl_permanent_mmap;
 
/* These addresses are calculated from FADT address values */
 
ACPI_EXTERN struct acpi_generic_address acpi_gbl_xpm1a_enable;
ACPI_EXTERN struct acpi_generic_address acpi_gbl_xpm1b_enable;
 
/*
 * Handle both ACPI 1.0 and ACPI 2.0 Integer widths. The integer width is
 * determined by the revision of the DSDT: If the DSDT revision is less than
 * 2, use only the lower 32 bits of the internal 64-bit Integer.
 */
ACPI_EXTERN u8 acpi_gbl_integer_bit_width;
ACPI_EXTERN u8 acpi_gbl_integer_byte_width;
ACPI_EXTERN u8 acpi_gbl_integer_nybble_width;
 
/*****************************************************************************
 *
 * Mutual exlusion within ACPICA subsystem
 *
 ****************************************************************************/
 
/*
 * Predefined mutex objects. This array contains the
 * actual OS mutex handles, indexed by the local ACPI_MUTEX_HANDLEs.
 * (The table maps local handles to the real OS handles)
 */
ACPI_EXTERN struct acpi_mutex_info acpi_gbl_mutex_info[ACPI_NUM_MUTEX];
 
/*
 * Global lock semaphore works in conjunction with the actual HW global lock
 */
ACPI_EXTERN acpi_mutex acpi_gbl_global_lock_mutex;
ACPI_EXTERN acpi_semaphore acpi_gbl_global_lock_semaphore;
 
/*
 * Spinlocks are used for interfaces that can be possibly called at
 * interrupt level
 */
ACPI_EXTERN spinlock_t _acpi_gbl_gpe_lock;	/* For GPE data structs and registers */
ACPI_EXTERN spinlock_t _acpi_gbl_hardware_lock;	/* For ACPI H/W except GPE registers */
#define acpi_gbl_gpe_lock	&_acpi_gbl_gpe_lock
#define acpi_gbl_hardware_lock	&_acpi_gbl_hardware_lock
 
/*****************************************************************************
 *
 * Miscellaneous globals
 *
 ****************************************************************************/
 
#ifdef ACPI_DBG_TRACK_ALLOCATIONS
 
/* Lists for tracking memory allocations */
 
ACPI_EXTERN struct acpi_memory_list *acpi_gbl_global_list;
ACPI_EXTERN struct acpi_memory_list *acpi_gbl_ns_node_list;
ACPI_EXTERN u8 acpi_gbl_display_final_mem_stats;
#endif
 
/* Object caches */
 
ACPI_EXTERN acpi_cache_t *acpi_gbl_namespace_cache;
ACPI_EXTERN acpi_cache_t *acpi_gbl_state_cache;
ACPI_EXTERN acpi_cache_t *acpi_gbl_ps_node_cache;
ACPI_EXTERN acpi_cache_t *acpi_gbl_ps_node_ext_cache;
ACPI_EXTERN acpi_cache_t *acpi_gbl_operand_cache;
 
/* Global handlers */
 
ACPI_EXTERN struct acpi_object_notify_handler acpi_gbl_device_notify;
ACPI_EXTERN struct acpi_object_notify_handler acpi_gbl_system_notify;
ACPI_EXTERN acpi_exception_handler acpi_gbl_exception_handler;
ACPI_EXTERN acpi_init_handler acpi_gbl_init_handler;
ACPI_EXTERN struct acpi_walk_state *acpi_gbl_breakpoint_walk;
 
/* Misc */
 
ACPI_EXTERN u32 acpi_gbl_original_mode;
ACPI_EXTERN u32 acpi_gbl_rsdp_original_location;
ACPI_EXTERN u32 acpi_gbl_ns_lookup_count;
ACPI_EXTERN u32 acpi_gbl_ps_find_count;
ACPI_EXTERN u32 acpi_gbl_owner_id_mask[ACPI_NUM_OWNERID_MASKS];
ACPI_EXTERN u16 acpi_gbl_pm1_enable_register_save;
ACPI_EXTERN u16 acpi_gbl_global_lock_handle;
ACPI_EXTERN u8 acpi_gbl_last_owner_id_index;
ACPI_EXTERN u8 acpi_gbl_next_owner_id_offset;
ACPI_EXTERN u8 acpi_gbl_debugger_configuration;
ACPI_EXTERN u8 acpi_gbl_global_lock_acquired;
ACPI_EXTERN u8 acpi_gbl_step_to_next_call;
ACPI_EXTERN u8 acpi_gbl_acpi_hardware_present;
ACPI_EXTERN u8 acpi_gbl_global_lock_present;
ACPI_EXTERN u8 acpi_gbl_events_initialized;
ACPI_EXTERN u8 acpi_gbl_system_awake_and_running;
 
extern u8 acpi_gbl_shutdown;
extern u32 acpi_gbl_startup_flags;
extern const char *acpi_gbl_sleep_state_names[ACPI_S_STATE_COUNT];
extern const char *acpi_gbl_highest_dstate_names[4];
extern const struct acpi_opcode_info acpi_gbl_aml_op_info[AML_NUM_OPCODES];
extern const char *acpi_gbl_region_types[ACPI_NUM_PREDEFINED_REGIONS];
 
/* Exception codes */
 
extern char const *acpi_gbl_exception_names_env[];
extern char const *acpi_gbl_exception_names_pgm[];
extern char const *acpi_gbl_exception_names_tbl[];
extern char const *acpi_gbl_exception_names_aml[];
extern char const *acpi_gbl_exception_names_ctrl[];
 
/*****************************************************************************
 *
 * Namespace globals
 *
 ****************************************************************************/
 
#define NUM_NS_TYPES                    ACPI_TYPE_INVALID+1
 
#if !defined (ACPI_NO_METHOD_EXECUTION) || defined (ACPI_CONSTANT_EVAL_ONLY)
#define NUM_PREDEFINED_NAMES            10
#else
#define NUM_PREDEFINED_NAMES            9
#endif
 
ACPI_EXTERN struct acpi_namespace_node acpi_gbl_root_node_struct;
ACPI_EXTERN struct acpi_namespace_node *acpi_gbl_root_node;
ACPI_EXTERN struct acpi_namespace_node *acpi_gbl_fadt_gpe_device;
 
extern const u8 acpi_gbl_ns_properties[NUM_NS_TYPES];
extern const struct acpi_predefined_names
    acpi_gbl_pre_defined_names[NUM_PREDEFINED_NAMES];
 
#ifdef ACPI_DEBUG_OUTPUT
ACPI_EXTERN u32 acpi_gbl_current_node_count;
ACPI_EXTERN u32 acpi_gbl_current_node_size;
ACPI_EXTERN u32 acpi_gbl_max_concurrent_node_count;
ACPI_EXTERN acpi_size acpi_gbl_entry_stack_pointer;
ACPI_EXTERN acpi_size acpi_gbl_lowest_stack_pointer;
ACPI_EXTERN u32 acpi_gbl_deepest_nesting;
#endif
 
/*****************************************************************************
 *
 * Interpreter globals
 *
 ****************************************************************************/
 
ACPI_EXTERN struct acpi_thread_state *acpi_gbl_current_walk_list;
 
/* Control method single step flag */
 
ACPI_EXTERN u8 acpi_gbl_cm_single_step;
 
/*****************************************************************************
 *
 * Hardware globals
 *
 ****************************************************************************/
 
extern struct acpi_bit_register_info
    acpi_gbl_bit_register_info[ACPI_NUM_BITREG];
ACPI_EXTERN u8 acpi_gbl_sleep_type_a;
ACPI_EXTERN u8 acpi_gbl_sleep_type_b;
 
/*****************************************************************************
 *
 * Event and GPE globals
 *
 ****************************************************************************/
 
extern struct acpi_fixed_event_info
    acpi_gbl_fixed_event_info[ACPI_NUM_FIXED_EVENTS];
ACPI_EXTERN struct acpi_fixed_event_handler
    acpi_gbl_fixed_event_handlers[ACPI_NUM_FIXED_EVENTS];
ACPI_EXTERN struct acpi_gpe_xrupt_info *acpi_gbl_gpe_xrupt_list_head;
ACPI_EXTERN struct acpi_gpe_block_info
*acpi_gbl_gpe_fadt_blocks[ACPI_MAX_GPE_BLOCKS];
 
/*****************************************************************************
 *
 * Debugger globals
 *
 ****************************************************************************/
 
ACPI_EXTERN u8 acpi_gbl_db_output_flags;
 
#ifdef ACPI_DISASSEMBLER
 
ACPI_EXTERN u8 acpi_gbl_db_opt_disasm;
ACPI_EXTERN u8 acpi_gbl_db_opt_verbose;
#endif
 
#ifdef ACPI_DEBUGGER
 
extern u8 acpi_gbl_method_executing;
extern u8 acpi_gbl_abort_method;
extern u8 acpi_gbl_db_terminate_threads;
 
ACPI_EXTERN int optind;
ACPI_EXTERN char *optarg;
 
ACPI_EXTERN u8 acpi_gbl_db_opt_tables;
ACPI_EXTERN u8 acpi_gbl_db_opt_stats;
ACPI_EXTERN u8 acpi_gbl_db_opt_ini_methods;
 
ACPI_EXTERN char *acpi_gbl_db_args[ACPI_DEBUGGER_MAX_ARGS];
ACPI_EXTERN char acpi_gbl_db_line_buf[80];
ACPI_EXTERN char acpi_gbl_db_parsed_buf[80];
ACPI_EXTERN char acpi_gbl_db_scope_buf[40];
ACPI_EXTERN char acpi_gbl_db_debug_filename[40];
ACPI_EXTERN u8 acpi_gbl_db_output_to_file;
ACPI_EXTERN char *acpi_gbl_db_buffer;
ACPI_EXTERN char *acpi_gbl_db_filename;
ACPI_EXTERN u32 acpi_gbl_db_debug_level;
ACPI_EXTERN u32 acpi_gbl_db_console_debug_level;
ACPI_EXTERN struct acpi_table_header *acpi_gbl_db_table_ptr;
ACPI_EXTERN struct acpi_namespace_node *acpi_gbl_db_scope_node;
 
/*
 * Statistic globals
 */
ACPI_EXTERN u16 acpi_gbl_obj_type_count[ACPI_TYPE_NS_NODE_MAX + 1];
ACPI_EXTERN u16 acpi_gbl_node_type_count[ACPI_TYPE_NS_NODE_MAX + 1];
ACPI_EXTERN u16 acpi_gbl_obj_type_count_misc;
ACPI_EXTERN u16 acpi_gbl_node_type_count_misc;
ACPI_EXTERN u32 acpi_gbl_num_nodes;
ACPI_EXTERN u32 acpi_gbl_num_objects;
 
ACPI_EXTERN u32 acpi_gbl_size_of_parse_tree;
ACPI_EXTERN u32 acpi_gbl_size_of_method_trees;
ACPI_EXTERN u32 acpi_gbl_size_of_node_entries;
ACPI_EXTERN u32 acpi_gbl_size_of_acpi_objects;
 
#endif				/* ACPI_DEBUGGER */
 
#endif				/* __ACGLOBAL_H__ */