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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__ */