[deliverable/linux.git] / drivers / acpi / acpica / utglobal.c

/******************************************************************************
 *
 * Module Name: utglobal - Global variables for the ACPI subsystem
 *
 *****************************************************************************/

/*
 * Copyright (C) 2000 - 2012, 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.
 */

#define DEFINE_ACPI_GLOBALS

#include <linux/export.h>
#include <acpi/acpi.h>
#include "accommon.h"

#define _COMPONENT          ACPI_UTILITIES
ACPI_MODULE_NAME("utglobal")

/*******************************************************************************
 *
 * Static global variable initialization.
 *
 ******************************************************************************/
/*
 * We want the debug switches statically initialized so they
 * are already set when the debugger is entered.
 */
/* Debug switch - level and trace mask */
u32 acpi_dbg_level = ACPI_DEBUG_DEFAULT;

/* Debug switch - layer (component) mask */

u32 acpi_dbg_layer = 0;
u32 acpi_gbl_nesting_level = 0;

/* Debugger globals */

u8 acpi_gbl_db_terminate_threads = FALSE;
u8 acpi_gbl_abort_method = FALSE;
u8 acpi_gbl_method_executing = FALSE;

/* System flags */

u32 acpi_gbl_startup_flags = 0;

/* System starts uninitialized */

u8 acpi_gbl_shutdown = TRUE;

const char *acpi_gbl_sleep_state_names[ACPI_S_STATE_COUNT] = {
	"\\_S0_",
	"\\_S1_",
	"\\_S2_",
	"\\_S3_",
	"\\_S4_",
	"\\_S5_"
};

const char *acpi_gbl_lowest_dstate_names[ACPI_NUM_sx_w_METHODS] = {
	"_S0W",
	"_S1W",
	"_S2W",
	"_S3W",
	"_S4W"
};

const char *acpi_gbl_highest_dstate_names[ACPI_NUM_sx_d_METHODS] = {
	"_S1D",
	"_S2D",
	"_S3D",
	"_S4D"
};

/*******************************************************************************
 *
 * Namespace globals
 *
 ******************************************************************************/
/*
 * Predefined ACPI Names (Built-in to the Interpreter)
 *
 * NOTES:
 * 1) _SB_ is defined to be a device to allow \_SB_._INI to be run
 *    during the initialization sequence.
 * 2) _TZ_ is defined to be a thermal zone in order to allow ASL code to
 *    perform a Notify() operation on it. 09/2010: Changed to type Device.
 *    This still allows notifies, but does not confuse host code that
 *    searches for valid thermal_zone objects.
 */
const struct acpi_predefined_names acpi_gbl_pre_defined_names[] = {
	{"_GPE", ACPI_TYPE_LOCAL_SCOPE, NULL},
	{"_PR_", ACPI_TYPE_LOCAL_SCOPE, NULL},
	{"_SB_", ACPI_TYPE_DEVICE, NULL},
	{"_SI_", ACPI_TYPE_LOCAL_SCOPE, NULL},
	{"_TZ_", ACPI_TYPE_DEVICE, NULL},
	{"_REV", ACPI_TYPE_INTEGER, (char *)ACPI_CA_SUPPORT_LEVEL},
	{"_OS_", ACPI_TYPE_STRING, ACPI_OS_NAME},
	{"_GL_", ACPI_TYPE_MUTEX, (char *)1},

#if !defined (ACPI_NO_METHOD_EXECUTION) || defined (ACPI_CONSTANT_EVAL_ONLY)
	{"_OSI", ACPI_TYPE_METHOD, (char *)1},
#endif

	/* Table terminator */

	{NULL, ACPI_TYPE_ANY, NULL}
};

#if (!ACPI_REDUCED_HARDWARE)
/******************************************************************************
 *
 * Event and Hardware globals
 *
 ******************************************************************************/

struct acpi_bit_register_info acpi_gbl_bit_register_info[ACPI_NUM_BITREG] = {
	/* Name                                     Parent Register             Register Bit Position                   Register Bit Mask       */

	/* ACPI_BITREG_TIMER_STATUS         */ {ACPI_REGISTER_PM1_STATUS,
						ACPI_BITPOSITION_TIMER_STATUS,
						ACPI_BITMASK_TIMER_STATUS},
	/* ACPI_BITREG_BUS_MASTER_STATUS    */ {ACPI_REGISTER_PM1_STATUS,
						ACPI_BITPOSITION_BUS_MASTER_STATUS,
						ACPI_BITMASK_BUS_MASTER_STATUS},
	/* ACPI_BITREG_GLOBAL_LOCK_STATUS   */ {ACPI_REGISTER_PM1_STATUS,
						ACPI_BITPOSITION_GLOBAL_LOCK_STATUS,
						ACPI_BITMASK_GLOBAL_LOCK_STATUS},
	/* ACPI_BITREG_POWER_BUTTON_STATUS  */ {ACPI_REGISTER_PM1_STATUS,
						ACPI_BITPOSITION_POWER_BUTTON_STATUS,
						ACPI_BITMASK_POWER_BUTTON_STATUS},
	/* ACPI_BITREG_SLEEP_BUTTON_STATUS  */ {ACPI_REGISTER_PM1_STATUS,
						ACPI_BITPOSITION_SLEEP_BUTTON_STATUS,
						ACPI_BITMASK_SLEEP_BUTTON_STATUS},
	/* ACPI_BITREG_RT_CLOCK_STATUS      */ {ACPI_REGISTER_PM1_STATUS,
						ACPI_BITPOSITION_RT_CLOCK_STATUS,
						ACPI_BITMASK_RT_CLOCK_STATUS},
	/* ACPI_BITREG_WAKE_STATUS          */ {ACPI_REGISTER_PM1_STATUS,
						ACPI_BITPOSITION_WAKE_STATUS,
						ACPI_BITMASK_WAKE_STATUS},
	/* ACPI_BITREG_PCIEXP_WAKE_STATUS   */ {ACPI_REGISTER_PM1_STATUS,
						ACPI_BITPOSITION_PCIEXP_WAKE_STATUS,
						ACPI_BITMASK_PCIEXP_WAKE_STATUS},

	/* ACPI_BITREG_TIMER_ENABLE         */ {ACPI_REGISTER_PM1_ENABLE,
						ACPI_BITPOSITION_TIMER_ENABLE,
						ACPI_BITMASK_TIMER_ENABLE},
	/* ACPI_BITREG_GLOBAL_LOCK_ENABLE   */ {ACPI_REGISTER_PM1_ENABLE,
						ACPI_BITPOSITION_GLOBAL_LOCK_ENABLE,
						ACPI_BITMASK_GLOBAL_LOCK_ENABLE},
	/* ACPI_BITREG_POWER_BUTTON_ENABLE  */ {ACPI_REGISTER_PM1_ENABLE,
						ACPI_BITPOSITION_POWER_BUTTON_ENABLE,
						ACPI_BITMASK_POWER_BUTTON_ENABLE},
	/* ACPI_BITREG_SLEEP_BUTTON_ENABLE  */ {ACPI_REGISTER_PM1_ENABLE,
						ACPI_BITPOSITION_SLEEP_BUTTON_ENABLE,
						ACPI_BITMASK_SLEEP_BUTTON_ENABLE},
	/* ACPI_BITREG_RT_CLOCK_ENABLE      */ {ACPI_REGISTER_PM1_ENABLE,
						ACPI_BITPOSITION_RT_CLOCK_ENABLE,
						ACPI_BITMASK_RT_CLOCK_ENABLE},
	/* ACPI_BITREG_PCIEXP_WAKE_DISABLE  */ {ACPI_REGISTER_PM1_ENABLE,
						ACPI_BITPOSITION_PCIEXP_WAKE_DISABLE,
						ACPI_BITMASK_PCIEXP_WAKE_DISABLE},

	/* ACPI_BITREG_SCI_ENABLE           */ {ACPI_REGISTER_PM1_CONTROL,
						ACPI_BITPOSITION_SCI_ENABLE,
						ACPI_BITMASK_SCI_ENABLE},
	/* ACPI_BITREG_BUS_MASTER_RLD       */ {ACPI_REGISTER_PM1_CONTROL,
						ACPI_BITPOSITION_BUS_MASTER_RLD,
						ACPI_BITMASK_BUS_MASTER_RLD},
	/* ACPI_BITREG_GLOBAL_LOCK_RELEASE  */ {ACPI_REGISTER_PM1_CONTROL,
						ACPI_BITPOSITION_GLOBAL_LOCK_RELEASE,
						ACPI_BITMASK_GLOBAL_LOCK_RELEASE},
	/* ACPI_BITREG_SLEEP_TYPE           */ {ACPI_REGISTER_PM1_CONTROL,
						ACPI_BITPOSITION_SLEEP_TYPE,
						ACPI_BITMASK_SLEEP_TYPE},
	/* ACPI_BITREG_SLEEP_ENABLE         */ {ACPI_REGISTER_PM1_CONTROL,
						ACPI_BITPOSITION_SLEEP_ENABLE,
						ACPI_BITMASK_SLEEP_ENABLE},

	/* ACPI_BITREG_ARB_DIS              */ {ACPI_REGISTER_PM2_CONTROL,
						ACPI_BITPOSITION_ARB_DISABLE,
						ACPI_BITMASK_ARB_DISABLE}
};

struct acpi_fixed_event_info acpi_gbl_fixed_event_info[ACPI_NUM_FIXED_EVENTS] = {
	/* ACPI_EVENT_PMTIMER       */ {ACPI_BITREG_TIMER_STATUS,
					ACPI_BITREG_TIMER_ENABLE,
					ACPI_BITMASK_TIMER_STATUS,
					ACPI_BITMASK_TIMER_ENABLE},
	/* ACPI_EVENT_GLOBAL        */ {ACPI_BITREG_GLOBAL_LOCK_STATUS,
					ACPI_BITREG_GLOBAL_LOCK_ENABLE,
					ACPI_BITMASK_GLOBAL_LOCK_STATUS,
					ACPI_BITMASK_GLOBAL_LOCK_ENABLE},
	/* ACPI_EVENT_POWER_BUTTON  */ {ACPI_BITREG_POWER_BUTTON_STATUS,
					ACPI_BITREG_POWER_BUTTON_ENABLE,
					ACPI_BITMASK_POWER_BUTTON_STATUS,
					ACPI_BITMASK_POWER_BUTTON_ENABLE},
	/* ACPI_EVENT_SLEEP_BUTTON  */ {ACPI_BITREG_SLEEP_BUTTON_STATUS,
					ACPI_BITREG_SLEEP_BUTTON_ENABLE,
					ACPI_BITMASK_SLEEP_BUTTON_STATUS,
					ACPI_BITMASK_SLEEP_BUTTON_ENABLE},
	/* ACPI_EVENT_RTC           */ {ACPI_BITREG_RT_CLOCK_STATUS,
					ACPI_BITREG_RT_CLOCK_ENABLE,
					ACPI_BITMASK_RT_CLOCK_STATUS,
					ACPI_BITMASK_RT_CLOCK_ENABLE},
};
#endif				/* !ACPI_REDUCED_HARDWARE */

/*******************************************************************************
 *
 * FUNCTION:    acpi_ut_init_globals
 *
 * PARAMETERS:  None
 *
 * RETURN:      Status
 *
 * DESCRIPTION: Initialize ACPICA globals. All globals that require specific
 *              initialization should be initialized here. This allows for
 *              a warm restart.
 *
 ******************************************************************************/

acpi_status acpi_ut_init_globals(void)
{
	acpi_status status;
	u32 i;

	ACPI_FUNCTION_TRACE(ut_init_globals);

	/* Create all memory caches */

	status = acpi_ut_create_caches();
	if (ACPI_FAILURE(status)) {
		return_ACPI_STATUS(status);
	}

	/* Address Range lists */

	for (i = 0; i < ACPI_ADDRESS_RANGE_MAX; i++) {
		acpi_gbl_address_range_list[i] = NULL;
	}

	/* Mutex locked flags */

	for (i = 0; i < ACPI_NUM_MUTEX; i++) {
		acpi_gbl_mutex_info[i].mutex = NULL;
		acpi_gbl_mutex_info[i].thread_id = ACPI_MUTEX_NOT_ACQUIRED;
		acpi_gbl_mutex_info[i].use_count = 0;
	}

	for (i = 0; i < ACPI_NUM_OWNERID_MASKS; i++) {
		acpi_gbl_owner_id_mask[i] = 0;
	}

	/* Last owner_ID is never valid */

	acpi_gbl_owner_id_mask[ACPI_NUM_OWNERID_MASKS - 1] = 0x80000000;

#if (!ACPI_REDUCED_HARDWARE)

	/* GPE support */

	acpi_gbl_gpe_xrupt_list_head = NULL;
	acpi_gbl_gpe_fadt_blocks[0] = NULL;
	acpi_gbl_gpe_fadt_blocks[1] = NULL;
	acpi_current_gpe_count = 0;
	acpi_gbl_all_gpes_initialized = FALSE;

	acpi_gbl_global_event_handler = NULL;

#endif				/* !ACPI_REDUCED_HARDWARE */

	/* Global handlers */

	acpi_gbl_global_notify[0].handler = NULL;
	acpi_gbl_global_notify[1].handler = NULL;
	acpi_gbl_exception_handler = NULL;
	acpi_gbl_init_handler = NULL;
	acpi_gbl_table_handler = NULL;
	acpi_gbl_interface_handler = NULL;

	/* Global Lock support */

	acpi_gbl_global_lock_semaphore = NULL;
	acpi_gbl_global_lock_mutex = NULL;
	acpi_gbl_global_lock_acquired = FALSE;
	acpi_gbl_global_lock_handle = 0;
	acpi_gbl_global_lock_present = FALSE;

	/* Miscellaneous variables */

	acpi_gbl_DSDT = NULL;
	acpi_gbl_cm_single_step = FALSE;
	acpi_gbl_db_terminate_threads = FALSE;
	acpi_gbl_shutdown = FALSE;
	acpi_gbl_ns_lookup_count = 0;
	acpi_gbl_ps_find_count = 0;
	acpi_gbl_acpi_hardware_present = TRUE;
	acpi_gbl_last_owner_id_index = 0;
	acpi_gbl_next_owner_id_offset = 0;
	acpi_gbl_trace_method_name = 0;
	acpi_gbl_trace_dbg_level = 0;
	acpi_gbl_trace_dbg_layer = 0;
	acpi_gbl_debugger_configuration = DEBUGGER_THREADING;
	acpi_gbl_db_output_flags = ACPI_DB_CONSOLE_OUTPUT;
	acpi_gbl_osi_data = 0;
	acpi_gbl_osi_mutex = NULL;
	acpi_gbl_reg_methods_executed = FALSE;

	/* Hardware oriented */

	acpi_gbl_events_initialized = FALSE;
	acpi_gbl_system_awake_and_running = TRUE;

	/* Namespace */

	acpi_gbl_module_code_list = NULL;
	acpi_gbl_root_node = NULL;
	acpi_gbl_root_node_struct.name.integer = ACPI_ROOT_NAME;
	acpi_gbl_root_node_struct.descriptor_type = ACPI_DESC_TYPE_NAMED;
	acpi_gbl_root_node_struct.type = ACPI_TYPE_DEVICE;
	acpi_gbl_root_node_struct.parent = NULL;
	acpi_gbl_root_node_struct.child = NULL;
	acpi_gbl_root_node_struct.peer = NULL;
	acpi_gbl_root_node_struct.object = NULL;

#ifdef ACPI_DEBUG_OUTPUT
	acpi_gbl_lowest_stack_pointer = ACPI_CAST_PTR(acpi_size, ACPI_SIZE_MAX);
#endif

#ifdef ACPI_DBG_TRACK_ALLOCATIONS
	acpi_gbl_display_final_mem_stats = FALSE;
#endif

	return_ACPI_STATUS(AE_OK);
}

ACPI_EXPORT_SYMBOL(acpi_gbl_FADT)
ACPI_EXPORT_SYMBOL(acpi_dbg_level)
ACPI_EXPORT_SYMBOL(acpi_dbg_layer)
ACPI_EXPORT_SYMBOL(acpi_current_gpe_count)
Commit	Line	Data
1da177e4 LT	1	/******************************************************************************
	2	*
	3	* Module Name: utglobal - Global variables for the ACPI subsystem
	4	*
	5	*****************************************************************************/
	6
	7	/*
77848130	8	* Copyright (C) 2000 - 2012, Intel Corp.
1da177e4 LT	9	* All rights reserved.
	10	*
	11	* Redistribution and use in source and binary forms, with or without
	12	* modification, are permitted provided that the following conditions
	13	* are met:
	14	* 1. Redistributions of source code must retain the above copyright
	15	* notice, this list of conditions, and the following disclaimer,
	16	* without modification.
	17	* 2. Redistributions in binary form must reproduce at minimum a disclaimer
	18	* substantially similar to the "NO WARRANTY" disclaimer below
	19	* ("Disclaimer") and any redistribution must be conditioned upon
	20	* including a substantially similar Disclaimer requirement for further
	21	* binary redistribution.
	22	* 3. Neither the names of the above-listed copyright holders nor the names
	23	* of any contributors may be used to endorse or promote products derived
	24	* from this software without specific prior written permission.
	25	*
	26	* Alternatively, this software may be distributed under the terms of the
	27	* GNU General Public License ("GPL") version 2 as published by the Free
	28	* Software Foundation.
	29	*
	30	* NO WARRANTY
	31	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
	32	* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
	33	* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
	34	* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
	35	* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	36	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	37	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	38	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
	39	* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
	40	* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
	41	* POSSIBILITY OF SUCH DAMAGES.
	42	*/
	43
	44	#define DEFINE_ACPI_GLOBALS
	45
214f2c90	46	#include <linux/export.h>
1da177e4	47	#include <acpi/acpi.h>
e2f7a777	48	#include "accommon.h"
1da177e4 LT	49
1da177e4 LT	50	#define _COMPONENT ACPI_UTILITIES
e97d6bf1	51	ACPI_MODULE_NAME("utglobal")
1da177e4	52
44f6c012	53	/*******************************************************************************
1da177e4 LT	54	*
	55	* Static global variable initialization.
	56	*
	57	******************************************************************************/
1da177e4 LT	58	/*
	59	* We want the debug switches statically initialized so they
	60	* are already set when the debugger is entered.
	61	*/
1da177e4	62	/* Debug switch - level and trace mask */
4be44fcd	63	u32 acpi_dbg_level = ACPI_DEBUG_DEFAULT;
1da177e4 LT	64
	65	/* Debug switch - layer (component) mask */
	66
e76f4276	67	u32 acpi_dbg_layer = 0;
4be44fcd	68	u32 acpi_gbl_nesting_level = 0;
1da177e4 LT	69
	70	/* Debugger globals */
	71
4be44fcd LB	72	u8 acpi_gbl_db_terminate_threads = FALSE;
	73	u8 acpi_gbl_abort_method = FALSE;
	74	u8 acpi_gbl_method_executing = FALSE;
1da177e4 LT	75
	76	/* System flags */
	77
4be44fcd	78	u32 acpi_gbl_startup_flags = 0;
1da177e4 LT	79
	80	/* System starts uninitialized */
	81
4be44fcd	82	u8 acpi_gbl_shutdown = TRUE;
1da177e4	83
4be44fcd	84	const char *acpi_gbl_sleep_state_names[ACPI_S_STATE_COUNT] = {
1da177e4 LT	85	"\\_S0_",
	86	"\\_S1_",
	87	"\\_S2_",
	88	"\\_S3_",
	89	"\\_S4_",
	90	"\\_S5_"
	91	};
	92
15b8dd53 BM	93	const char *acpi_gbl_lowest_dstate_names[ACPI_NUM_sx_w_METHODS] = {
	94	"_S0W",
	95	"_S1W",
	96	"_S2W",
	97	"_S3W",
	98	"_S4W"
	99	};
	100
	101	const char *acpi_gbl_highest_dstate_names[ACPI_NUM_sx_d_METHODS] = {
1da177e4 LT	102	"_S1D",
	103	"_S2D",
	104	"_S3D",
	105	"_S4D"
	106	};
	107
84fb2c97 BM	108	/*******************************************************************************
	109	*
	110	* Namespace globals
	111	*
	112	******************************************************************************/
1da177e4 LT	113	/*
	114	* Predefined ACPI Names (Built-in to the Interpreter)
	115	*
	116	* NOTES:
	117	* 1) _SB_ is defined to be a device to allow \_SB_._INI to be run
	118	* during the initialization sequence.
	119	* 2) _TZ_ is defined to be a thermal zone in order to allow ASL code to
81256669 BM	120	* perform a Notify() operation on it. 09/2010: Changed to type Device.
	121	* This still allows notifies, but does not confuse host code that
	122	* searches for valid thermal_zone objects.
1da177e4	123	*/
0897831b BM	124	const struct acpi_predefined_names acpi_gbl_pre_defined_names[] = {
	125	{"_GPE", ACPI_TYPE_LOCAL_SCOPE, NULL},
	126	{"_PR_", ACPI_TYPE_LOCAL_SCOPE, NULL},
	127	{"_SB_", ACPI_TYPE_DEVICE, NULL},
	128	{"_SI_", ACPI_TYPE_LOCAL_SCOPE, NULL},
81256669	129	{"_TZ_", ACPI_TYPE_DEVICE, NULL},
0897831b BM	130	{"_REV", ACPI_TYPE_INTEGER, (char *)ACPI_CA_SUPPORT_LEVEL},
	131	{"_OS_", ACPI_TYPE_STRING, ACPI_OS_NAME},
	132	{"_GL_", ACPI_TYPE_MUTEX, (char *)1},
1da177e4 LT	133
1da177e4 LT	134	#if !defined (ACPI_NO_METHOD_EXECUTION) \|\| defined (ACPI_CONSTANT_EVAL_ONLY)
0897831b	135	{"_OSI", ACPI_TYPE_METHOD, (char *)1},
1da177e4	136	#endif
1da177e4	137
44f6c012 RM	138	/* Table terminator */
44f6c012 RM	139
0897831b	140	{NULL, ACPI_TYPE_ANY, NULL}
44f6c012	141	};
1da177e4	142
33620c54	143	#if (!ACPI_REDUCED_HARDWARE)
1da177e4 LT	144	/******************************************************************************
	145	*
	146	* Event and Hardware globals
	147	*
	148	******************************************************************************/
	149
4be44fcd	150	struct acpi_bit_register_info acpi_gbl_bit_register_info[ACPI_NUM_BITREG] = {
1da177e4 LT	151	/* Name Parent Register Register Bit Position Register Bit Mask */
1da177e4 LT	152
4be44fcd LB	153	/* ACPI_BITREG_TIMER_STATUS */ {ACPI_REGISTER_PM1_STATUS,
	154	ACPI_BITPOSITION_TIMER_STATUS,
	155	ACPI_BITMASK_TIMER_STATUS},
	156	/* ACPI_BITREG_BUS_MASTER_STATUS */ {ACPI_REGISTER_PM1_STATUS,
	157	ACPI_BITPOSITION_BUS_MASTER_STATUS,
	158	ACPI_BITMASK_BUS_MASTER_STATUS},
	159	/* ACPI_BITREG_GLOBAL_LOCK_STATUS */ {ACPI_REGISTER_PM1_STATUS,
	160	ACPI_BITPOSITION_GLOBAL_LOCK_STATUS,
	161	ACPI_BITMASK_GLOBAL_LOCK_STATUS},
	162	/* ACPI_BITREG_POWER_BUTTON_STATUS */ {ACPI_REGISTER_PM1_STATUS,
	163	ACPI_BITPOSITION_POWER_BUTTON_STATUS,
	164	ACPI_BITMASK_POWER_BUTTON_STATUS},
	165	/* ACPI_BITREG_SLEEP_BUTTON_STATUS */ {ACPI_REGISTER_PM1_STATUS,
	166	ACPI_BITPOSITION_SLEEP_BUTTON_STATUS,
	167	ACPI_BITMASK_SLEEP_BUTTON_STATUS},
	168	/* ACPI_BITREG_RT_CLOCK_STATUS */ {ACPI_REGISTER_PM1_STATUS,
	169	ACPI_BITPOSITION_RT_CLOCK_STATUS,
	170	ACPI_BITMASK_RT_CLOCK_STATUS},
	171	/* ACPI_BITREG_WAKE_STATUS */ {ACPI_REGISTER_PM1_STATUS,
	172	ACPI_BITPOSITION_WAKE_STATUS,
	173	ACPI_BITMASK_WAKE_STATUS},
	174	/* ACPI_BITREG_PCIEXP_WAKE_STATUS */ {ACPI_REGISTER_PM1_STATUS,
	175	ACPI_BITPOSITION_PCIEXP_WAKE_STATUS,
	176	ACPI_BITMASK_PCIEXP_WAKE_STATUS},
	177
	178	/* ACPI_BITREG_TIMER_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
	179	ACPI_BITPOSITION_TIMER_ENABLE,
	180	ACPI_BITMASK_TIMER_ENABLE},
	181	/* ACPI_BITREG_GLOBAL_LOCK_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
	182	ACPI_BITPOSITION_GLOBAL_LOCK_ENABLE,
	183	ACPI_BITMASK_GLOBAL_LOCK_ENABLE},
	184	/* ACPI_BITREG_POWER_BUTTON_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
	185	ACPI_BITPOSITION_POWER_BUTTON_ENABLE,
	186	ACPI_BITMASK_POWER_BUTTON_ENABLE},
	187	/* ACPI_BITREG_SLEEP_BUTTON_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
	188	ACPI_BITPOSITION_SLEEP_BUTTON_ENABLE,
	189	ACPI_BITMASK_SLEEP_BUTTON_ENABLE},
	190	/* ACPI_BITREG_RT_CLOCK_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
	191	ACPI_BITPOSITION_RT_CLOCK_ENABLE,
	192	ACPI_BITMASK_RT_CLOCK_ENABLE},
4be44fcd LB	193	/* ACPI_BITREG_PCIEXP_WAKE_DISABLE */ {ACPI_REGISTER_PM1_ENABLE,
	194	ACPI_BITPOSITION_PCIEXP_WAKE_DISABLE,
	195	ACPI_BITMASK_PCIEXP_WAKE_DISABLE},
	196
	197	/* ACPI_BITREG_SCI_ENABLE */ {ACPI_REGISTER_PM1_CONTROL,
	198	ACPI_BITPOSITION_SCI_ENABLE,
	199	ACPI_BITMASK_SCI_ENABLE},
	200	/* ACPI_BITREG_BUS_MASTER_RLD */ {ACPI_REGISTER_PM1_CONTROL,
	201	ACPI_BITPOSITION_BUS_MASTER_RLD,
	202	ACPI_BITMASK_BUS_MASTER_RLD},
	203	/* ACPI_BITREG_GLOBAL_LOCK_RELEASE */ {ACPI_REGISTER_PM1_CONTROL,
	204	ACPI_BITPOSITION_GLOBAL_LOCK_RELEASE,
	205	ACPI_BITMASK_GLOBAL_LOCK_RELEASE},
82d79b86 BM	206	/* ACPI_BITREG_SLEEP_TYPE */ {ACPI_REGISTER_PM1_CONTROL,
	207	ACPI_BITPOSITION_SLEEP_TYPE,
	208	ACPI_BITMASK_SLEEP_TYPE},
4be44fcd LB	209	/* ACPI_BITREG_SLEEP_ENABLE */ {ACPI_REGISTER_PM1_CONTROL,
	210	ACPI_BITPOSITION_SLEEP_ENABLE,
	211	ACPI_BITMASK_SLEEP_ENABLE},
	212
	213	/* ACPI_BITREG_ARB_DIS */ {ACPI_REGISTER_PM2_CONTROL,
	214	ACPI_BITPOSITION_ARB_DISABLE,
	215	ACPI_BITMASK_ARB_DISABLE}
1da177e4 LT	216	};
1da177e4 LT	217
4be44fcd LB	218	struct acpi_fixed_event_info acpi_gbl_fixed_event_info[ACPI_NUM_FIXED_EVENTS] = {
	219	/* ACPI_EVENT_PMTIMER */ {ACPI_BITREG_TIMER_STATUS,
	220	ACPI_BITREG_TIMER_ENABLE,
	221	ACPI_BITMASK_TIMER_STATUS,
	222	ACPI_BITMASK_TIMER_ENABLE},
	223	/* ACPI_EVENT_GLOBAL */ {ACPI_BITREG_GLOBAL_LOCK_STATUS,
	224	ACPI_BITREG_GLOBAL_LOCK_ENABLE,
	225	ACPI_BITMASK_GLOBAL_LOCK_STATUS,
	226	ACPI_BITMASK_GLOBAL_LOCK_ENABLE},
	227	/* ACPI_EVENT_POWER_BUTTON */ {ACPI_BITREG_POWER_BUTTON_STATUS,
	228	ACPI_BITREG_POWER_BUTTON_ENABLE,
	229	ACPI_BITMASK_POWER_BUTTON_STATUS,
	230	ACPI_BITMASK_POWER_BUTTON_ENABLE},
	231	/* ACPI_EVENT_SLEEP_BUTTON */ {ACPI_BITREG_SLEEP_BUTTON_STATUS,
	232	ACPI_BITREG_SLEEP_BUTTON_ENABLE,
	233	ACPI_BITMASK_SLEEP_BUTTON_STATUS,
	234	ACPI_BITMASK_SLEEP_BUTTON_ENABLE},
	235	/* ACPI_EVENT_RTC */ {ACPI_BITREG_RT_CLOCK_STATUS,
	236	ACPI_BITREG_RT_CLOCK_ENABLE,
	237	ACPI_BITMASK_RT_CLOCK_STATUS,
	238	ACPI_BITMASK_RT_CLOCK_ENABLE},
1da177e4	239	};
33620c54	240	#endif /* !ACPI_REDUCED_HARDWARE */
1da177e4	241
44f6c012	242	/*******************************************************************************
1da177e4 LT	243	*
	244	* FUNCTION: acpi_ut_init_globals
	245	*
44f6c012 RM	246	* PARAMETERS: None
44f6c012 RM	247	*
b417d40b	248	* RETURN: Status
1da177e4	249	*
cf48958e BM	250	* DESCRIPTION: Initialize ACPICA globals. All globals that require specific
	251	* initialization should be initialized here. This allows for
	252	* a warm restart.
1da177e4	253	*
44f6c012	254	******************************************************************************/
1da177e4	255
b417d40b	256	acpi_status acpi_ut_init_globals(void)
1da177e4	257	{
4be44fcd LB	258	acpi_status status;
4be44fcd LB	259	u32 i;
1da177e4	260
b229cf92	261	ACPI_FUNCTION_TRACE(ut_init_globals);
1da177e4	262
73459f73 RM	263	/* Create all memory caches */
73459f73 RM	264
4be44fcd LB	265	status = acpi_ut_create_caches();
4be44fcd LB	266	if (ACPI_FAILURE(status)) {
b417d40b	267	return_ACPI_STATUS(status);
73459f73	268	}
1da177e4	269
f654c0fe LM	270	/* Address Range lists */
	271
	272	for (i = 0; i < ACPI_ADDRESS_RANGE_MAX; i++) {
	273	acpi_gbl_address_range_list[i] = NULL;
	274	}
	275
1da177e4 LT	276	/* Mutex locked flags */
1da177e4 LT	277
4c90ece2	278	for (i = 0; i < ACPI_NUM_MUTEX; i++) {
4be44fcd LB	279	acpi_gbl_mutex_info[i].mutex = NULL;
	280	acpi_gbl_mutex_info[i].thread_id = ACPI_MUTEX_NOT_ACQUIRED;
	281	acpi_gbl_mutex_info[i].use_count = 0;
1da177e4 LT	282	}
1da177e4 LT	283
28f55ebc BM	284	for (i = 0; i < ACPI_NUM_OWNERID_MASKS; i++) {
	285	acpi_gbl_owner_id_mask[i] = 0;
	286	}
ec41f193	287
ba494bee	288	/* Last owner_ID is never valid */
ec41f193 BM	289
ec41f193 BM	290	acpi_gbl_owner_id_mask[ACPI_NUM_OWNERID_MASKS - 1] = 0x80000000;
28f55ebc	291
33620c54 BM	292	#if (!ACPI_REDUCED_HARDWARE)
33620c54 BM	293
1da177e4 LT	294	/* GPE support */
1da177e4 LT	295
4be44fcd LB	296	acpi_gbl_gpe_xrupt_list_head = NULL;
	297	acpi_gbl_gpe_fadt_blocks[0] = NULL;
	298	acpi_gbl_gpe_fadt_blocks[1] = NULL;
e97d6bf1	299	acpi_current_gpe_count = 0;
3a37898d	300	acpi_gbl_all_gpes_initialized = FALSE;
1da177e4	301
33620c54 BM	302	acpi_gbl_global_event_handler = NULL;
	303
	304	#endif /* !ACPI_REDUCED_HARDWARE */
	305
3e08e2d2	306	/* Global handlers */
1da177e4	307
86ed4bc8 BM	308	acpi_gbl_global_notify[0].handler = NULL;
86ed4bc8 BM	309	acpi_gbl_global_notify[1].handler = NULL;
4be44fcd LB	310	acpi_gbl_exception_handler = NULL;
4be44fcd LB	311	acpi_gbl_init_handler = NULL;
3e08e2d2	312	acpi_gbl_table_handler = NULL;
b0ed7a91	313	acpi_gbl_interface_handler = NULL;
1da177e4	314
1da177e4 LT	315	/* Global Lock support */
1da177e4 LT	316
967440e3	317	acpi_gbl_global_lock_semaphore = NULL;
c81da666	318	acpi_gbl_global_lock_mutex = NULL;
4be44fcd	319	acpi_gbl_global_lock_acquired = FALSE;
4be44fcd	320	acpi_gbl_global_lock_handle = 0;
009c4cbe	321	acpi_gbl_global_lock_present = FALSE;
1da177e4 LT	322
	323	/* Miscellaneous variables */
	324
43323cb4	325	acpi_gbl_DSDT = NULL;
4be44fcd LB	326	acpi_gbl_cm_single_step = FALSE;
	327	acpi_gbl_db_terminate_threads = FALSE;
	328	acpi_gbl_shutdown = FALSE;
	329	acpi_gbl_ns_lookup_count = 0;
	330	acpi_gbl_ps_find_count = 0;
	331	acpi_gbl_acpi_hardware_present = TRUE;
28f55ebc BM	332	acpi_gbl_last_owner_id_index = 0;
28f55ebc BM	333	acpi_gbl_next_owner_id_offset = 0;
50eca3eb BM	334	acpi_gbl_trace_method_name = 0;
	335	acpi_gbl_trace_dbg_level = 0;
	336	acpi_gbl_trace_dbg_layer = 0;
4be44fcd LB	337	acpi_gbl_debugger_configuration = DEBUGGER_THREADING;
4be44fcd LB	338	acpi_gbl_db_output_flags = ACPI_DB_CONSOLE_OUTPUT;
7f071903	339	acpi_gbl_osi_data = 0;
b0ed7a91	340	acpi_gbl_osi_mutex = NULL;
ef09c4f5	341	acpi_gbl_reg_methods_executed = FALSE;
1da177e4 LT	342
	343	/* Hardware oriented */
	344
4be44fcd LB	345	acpi_gbl_events_initialized = FALSE;
4be44fcd LB	346	acpi_gbl_system_awake_and_running = TRUE;
1da177e4 LT	347
	348	/* Namespace */
	349
7f0c826a	350	acpi_gbl_module_code_list = NULL;
4be44fcd	351	acpi_gbl_root_node = NULL;
1da177e4	352	acpi_gbl_root_node_struct.name.integer = ACPI_ROOT_NAME;
61686124	353	acpi_gbl_root_node_struct.descriptor_type = ACPI_DESC_TYPE_NAMED;
4be44fcd	354	acpi_gbl_root_node_struct.type = ACPI_TYPE_DEVICE;
c45b5c09	355	acpi_gbl_root_node_struct.parent = NULL;
4be44fcd LB	356	acpi_gbl_root_node_struct.child = NULL;
	357	acpi_gbl_root_node_struct.peer = NULL;
	358	acpi_gbl_root_node_struct.object = NULL;
1da177e4 LT	359
1da177e4 LT	360	#ifdef ACPI_DEBUG_OUTPUT
1d18c058	361	acpi_gbl_lowest_stack_pointer = ACPI_CAST_PTR(acpi_size, ACPI_SIZE_MAX);
1da177e4 LT	362	#endif
1da177e4 LT	363
d41eb99b BM	364	#ifdef ACPI_DBG_TRACK_ALLOCATIONS
	365	acpi_gbl_display_final_mem_stats = FALSE;
	366	#endif
	367
b417d40b	368	return_ACPI_STATUS(AE_OK);
1da177e4	369	}
8313524a	370
e97d6bf1	371	ACPI_EXPORT_SYMBOL(acpi_gbl_FADT)
8313524a	372	ACPI_EXPORT_SYMBOL(acpi_dbg_level)
1044f1f6	373	ACPI_EXPORT_SYMBOL(acpi_dbg_layer)
e97d6bf1	374	ACPI_EXPORT_SYMBOL(acpi_current_gpe_count)