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1
2/******************************************************************************
3 *
4 * Name: acpixf.h - External interfaces to the ACPI subsystem
5 *
6 *****************************************************************************/
7
8/*
9 * Copyright (C) 2000 - 2011, Intel Corp.
10 * All rights reserved.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions, and the following disclaimer,
17 * without modification.
18 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
19 * substantially similar to the "NO WARRANTY" disclaimer below
20 * ("Disclaimer") and any redistribution must be conditioned upon
21 * including a substantially similar Disclaimer requirement for further
22 * binary redistribution.
23 * 3. Neither the names of the above-listed copyright holders nor the names
24 * of any contributors may be used to endorse or promote products derived
25 * from this software without specific prior written permission.
26 *
27 * Alternatively, this software may be distributed under the terms of the
28 * GNU General Public License ("GPL") version 2 as published by the Free
29 * Software Foundation.
30 *
31 * NO WARRANTY
32 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
33 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
34 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
35 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
36 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
37 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
38 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
39 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
40 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
41 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
42 * POSSIBILITY OF SUCH DAMAGES.
43 */
44
45#ifndef __ACXFACE_H__
46#define __ACXFACE_H__
47
48/* Current ACPICA subsystem version in YYYYMMDD format */
49
50#define ACPI_CA_VERSION 0x20110623
51
52#include "actypes.h"
53#include "actbl.h"
54
55extern u8 acpi_gbl_permanent_mmap;
56
57/*
58 * Globals that are publicly available, allowing for
59 * run time configuration
60 */
61extern u32 acpi_dbg_level;
62extern u32 acpi_dbg_layer;
63extern u8 acpi_gbl_enable_interpreter_slack;
64extern u8 acpi_gbl_all_methods_serialized;
65extern u8 acpi_gbl_create_osi_method;
66extern u8 acpi_gbl_use_default_register_widths;
67extern acpi_name acpi_gbl_trace_method_name;
68extern u32 acpi_gbl_trace_flags;
69extern u32 acpi_gbl_enable_aml_debug_object;
70extern u8 acpi_gbl_copy_dsdt_locally;
71extern u8 acpi_gbl_truncate_io_addresses;
72extern u8 acpi_gbl_disable_auto_repair;
73
74extern u32 acpi_current_gpe_count;
75extern struct acpi_table_fadt acpi_gbl_FADT;
76extern u8 acpi_gbl_system_awake_and_running;
77
78extern u32 acpi_rsdt_forced;
79/*
80 * Global interfaces
81 */
82acpi_status
83acpi_initialize_tables(struct acpi_table_desc *initial_storage,
84 u32 initial_table_count, u8 allow_resize);
85
86acpi_status __init acpi_initialize_subsystem(void);
87
88acpi_status acpi_enable_subsystem(u32 flags);
89
90acpi_status acpi_initialize_objects(u32 flags);
91
92acpi_status acpi_terminate(void);
93
94#ifdef ACPI_FUTURE_USAGE
95acpi_status acpi_subsystem_status(void);
96#endif
97
98acpi_status acpi_enable(void);
99
100acpi_status acpi_disable(void);
101
102#ifdef ACPI_FUTURE_USAGE
103acpi_status acpi_get_system_info(struct acpi_buffer *ret_buffer);
104#endif
105
106const char *acpi_format_exception(acpi_status exception);
107
108acpi_status acpi_purge_cached_objects(void);
109
110acpi_status acpi_install_interface(acpi_string interface_name);
111
112acpi_status acpi_remove_interface(acpi_string interface_name);
113
114/*
115 * ACPI Memory management
116 */
117void *acpi_allocate(u32 size);
118
119void *acpi_callocate(u32 size);
120
121void acpi_free(void *address);
122
123/*
124 * ACPI table manipulation interfaces
125 */
126acpi_status acpi_reallocate_root_table(void);
127
128acpi_status acpi_find_root_pointer(acpi_size *rsdp_address);
129
130acpi_status acpi_load_tables(void);
131
132acpi_status acpi_load_table(struct acpi_table_header *table_ptr);
133
134acpi_status acpi_unload_table_id(acpi_owner_id id);
135
136acpi_status
137acpi_get_table_header(acpi_string signature,
138 u32 instance,
139 struct acpi_table_header *out_table_header);
140
141acpi_status
142acpi_get_table_with_size(acpi_string signature,
143 u32 instance, struct acpi_table_header **out_table,
144 acpi_size *tbl_size);
145acpi_status
146acpi_get_table(acpi_string signature,
147 u32 instance, struct acpi_table_header **out_table);
148
149acpi_status
150acpi_get_table_by_index(u32 table_index,
151 struct acpi_table_header **out_table);
152
153acpi_status
154acpi_install_table_handler(acpi_tbl_handler handler, void *context);
155
156acpi_status acpi_remove_table_handler(acpi_tbl_handler handler);
157
158/*
159 * Namespace and name interfaces
160 */
161acpi_status
162acpi_walk_namespace(acpi_object_type type,
163 acpi_handle start_object,
164 u32 max_depth,
165 acpi_walk_callback pre_order_visit,
166 acpi_walk_callback post_order_visit,
167 void *context, void **return_value);
168
169acpi_status
170acpi_get_devices(const char *HID,
171 acpi_walk_callback user_function,
172 void *context, void **return_value);
173
174acpi_status
175acpi_get_name(acpi_handle object,
176 u32 name_type, struct acpi_buffer *ret_path_ptr);
177
178acpi_status
179acpi_get_handle(acpi_handle parent,
180 acpi_string pathname, acpi_handle * ret_handle);
181
182acpi_status
183acpi_attach_data(acpi_handle object, acpi_object_handler handler, void *data);
184
185acpi_status acpi_detach_data(acpi_handle object, acpi_object_handler handler);
186
187acpi_status
188acpi_get_data(acpi_handle object, acpi_object_handler handler, void **data);
189
190acpi_status
191acpi_debug_trace(char *name, u32 debug_level, u32 debug_layer, u32 flags);
192
193/*
194 * Object manipulation and enumeration
195 */
196acpi_status
197acpi_evaluate_object(acpi_handle object,
198 acpi_string pathname,
199 struct acpi_object_list *parameter_objects,
200 struct acpi_buffer *return_object_buffer);
201
202acpi_status
203acpi_evaluate_object_typed(acpi_handle object,
204 acpi_string pathname,
205 struct acpi_object_list *external_params,
206 struct acpi_buffer *return_buffer,
207 acpi_object_type return_type);
208
209acpi_status
210acpi_get_object_info(acpi_handle object,
211 struct acpi_device_info **return_buffer);
212
213acpi_status acpi_install_method(u8 *buffer);
214
215acpi_status
216acpi_get_next_object(acpi_object_type type,
217 acpi_handle parent,
218 acpi_handle child, acpi_handle * out_handle);
219
220acpi_status acpi_get_type(acpi_handle object, acpi_object_type * out_type);
221
222acpi_status acpi_get_id(acpi_handle object, acpi_owner_id * out_type);
223
224acpi_status acpi_get_parent(acpi_handle object, acpi_handle * out_handle);
225
226/*
227 * Handler interfaces
228 */
229acpi_status
230acpi_install_initialization_handler(acpi_init_handler handler, u32 function);
231
232acpi_status
233acpi_install_global_event_handler(ACPI_GBL_EVENT_HANDLER handler,
234 void *context);
235
236acpi_status
237acpi_install_fixed_event_handler(u32 acpi_event,
238 acpi_event_handler handler, void *context);
239
240acpi_status
241acpi_remove_fixed_event_handler(u32 acpi_event, acpi_event_handler handler);
242
243acpi_status
244acpi_install_notify_handler(acpi_handle device,
245 u32 handler_type,
246 acpi_notify_handler handler, void *context);
247
248acpi_status
249acpi_remove_notify_handler(acpi_handle device,
250 u32 handler_type, acpi_notify_handler handler);
251
252acpi_status
253acpi_install_address_space_handler(acpi_handle device,
254 acpi_adr_space_type space_id,
255 acpi_adr_space_handler handler,
256 acpi_adr_space_setup setup, void *context);
257
258acpi_status
259acpi_remove_address_space_handler(acpi_handle device,
260 acpi_adr_space_type space_id,
261 acpi_adr_space_handler handler);
262
263acpi_status
264acpi_install_gpe_handler(acpi_handle gpe_device,
265 u32 gpe_number,
266 u32 type, acpi_gpe_handler address, void *context);
267
268acpi_status
269acpi_remove_gpe_handler(acpi_handle gpe_device,
270 u32 gpe_number, acpi_gpe_handler address);
271
272#ifdef ACPI_FUTURE_USAGE
273acpi_status acpi_install_exception_handler(acpi_exception_handler handler);
274#endif
275
276acpi_status acpi_install_interface_handler(acpi_interface_handler handler);
277
278/*
279 * Event interfaces
280 */
281acpi_status acpi_acquire_global_lock(u16 timeout, u32 * handle);
282
283acpi_status acpi_release_global_lock(u32 handle);
284
285acpi_status acpi_enable_event(u32 event, u32 flags);
286
287acpi_status acpi_disable_event(u32 event, u32 flags);
288
289acpi_status acpi_clear_event(u32 event);
290
291acpi_status acpi_get_event_status(u32 event, acpi_event_status * event_status);
292
293/*
294 * GPE Interfaces
295 */
296acpi_status acpi_enable_gpe(acpi_handle gpe_device, u32 gpe_number);
297
298acpi_status acpi_disable_gpe(acpi_handle gpe_device, u32 gpe_number);
299
300acpi_status acpi_clear_gpe(acpi_handle gpe_device, u32 gpe_number);
301
302acpi_status
303acpi_setup_gpe_for_wake(acpi_handle parent_device,
304 acpi_handle gpe_device, u32 gpe_number);
305
306acpi_status acpi_set_gpe_wake_mask(acpi_handle gpe_device, u32 gpe_number, u8 action);
307
308acpi_status
309acpi_get_gpe_status(acpi_handle gpe_device,
310 u32 gpe_number, acpi_event_status *event_status);
311
312acpi_status acpi_disable_all_gpes(void);
313
314acpi_status acpi_enable_all_runtime_gpes(void);
315
316acpi_status acpi_get_gpe_device(u32 gpe_index, acpi_handle *gpe_device);
317
318acpi_status
319acpi_install_gpe_block(acpi_handle gpe_device,
320 struct acpi_generic_address *gpe_block_address,
321 u32 register_count, u32 interrupt_number);
322
323acpi_status acpi_remove_gpe_block(acpi_handle gpe_device);
324
325acpi_status acpi_update_all_gpes(void);
326
327/*
328 * Resource interfaces
329 */
330typedef
331acpi_status(*acpi_walk_resource_callback) (struct acpi_resource * resource,
332 void *context);
333
334acpi_status
335acpi_get_vendor_resource(acpi_handle device,
336 char *name,
337 struct acpi_vendor_uuid *uuid,
338 struct acpi_buffer *ret_buffer);
339
340acpi_status
341acpi_get_current_resources(acpi_handle device, struct acpi_buffer *ret_buffer);
342
343#ifdef ACPI_FUTURE_USAGE
344acpi_status
345acpi_get_possible_resources(acpi_handle device, struct acpi_buffer *ret_buffer);
346#endif
347
348acpi_status
349acpi_walk_resources(acpi_handle device,
350 char *name,
351 acpi_walk_resource_callback user_function, void *context);
352
353acpi_status
354acpi_set_current_resources(acpi_handle device, struct acpi_buffer *in_buffer);
355
356acpi_status
357acpi_get_irq_routing_table(acpi_handle device, struct acpi_buffer *ret_buffer);
358
359acpi_status
360acpi_resource_to_address64(struct acpi_resource *resource,
361 struct acpi_resource_address64 *out);
362
363/*
364 * Hardware (ACPI device) interfaces
365 */
366acpi_status acpi_reset(void);
367
368acpi_status acpi_read_bit_register(u32 register_id, u32 *return_value);
369
370acpi_status acpi_write_bit_register(u32 register_id, u32 value);
371
372acpi_status acpi_set_firmware_waking_vector(u32 physical_address);
373
374#if ACPI_MACHINE_WIDTH == 64
375acpi_status acpi_set_firmware_waking_vector64(u64 physical_address);
376#endif
377
378acpi_status acpi_read(u64 *value, struct acpi_generic_address *reg);
379
380acpi_status acpi_write(u64 value, struct acpi_generic_address *reg);
381
382acpi_status
383acpi_get_sleep_type_data(u8 sleep_state, u8 * slp_typ_a, u8 * slp_typ_b);
384
385acpi_status acpi_enter_sleep_state_prep(u8 sleep_state);
386
387acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state);
388
389acpi_status asmlinkage acpi_enter_sleep_state_s4bios(void);
390
391acpi_status acpi_leave_sleep_state_prep(u8 sleep_state);
392
393acpi_status acpi_leave_sleep_state(u8 sleep_state);
394
395/*
396 * Error/Warning output
397 */
398void ACPI_INTERNAL_VAR_XFACE
399acpi_error(const char *module_name,
400 u32 line_number, const char *format, ...) ACPI_PRINTF_LIKE(3);
401
402void ACPI_INTERNAL_VAR_XFACE
403acpi_exception(const char *module_name,
404 u32 line_number,
405 acpi_status status, const char *format, ...) ACPI_PRINTF_LIKE(4);
406
407void ACPI_INTERNAL_VAR_XFACE
408acpi_warning(const char *module_name,
409 u32 line_number, const char *format, ...) ACPI_PRINTF_LIKE(3);
410
411void ACPI_INTERNAL_VAR_XFACE
412acpi_info(const char *module_name,
413 u32 line_number, const char *format, ...) ACPI_PRINTF_LIKE(3);
414
415/*
416 * Debug output
417 */
418#ifdef ACPI_DEBUG_OUTPUT
419
420void ACPI_INTERNAL_VAR_XFACE
421acpi_debug_print(u32 requested_debug_level,
422 u32 line_number,
423 const char *function_name,
424 const char *module_name,
425 u32 component_id, const char *format, ...) ACPI_PRINTF_LIKE(6);
426
427void ACPI_INTERNAL_VAR_XFACE
428acpi_debug_print_raw(u32 requested_debug_level,
429 u32 line_number,
430 const char *function_name,
431 const char *module_name,
432 u32 component_id,
433 const char *format, ...) ACPI_PRINTF_LIKE(6);
434#endif
435
436#endif /* __ACXFACE_H__ */
1/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
2/******************************************************************************
3 *
4 * Name: acpixf.h - External interfaces to the ACPI subsystem
5 *
6 * Copyright (C) 2000 - 2018, Intel Corp.
7 *
8 *****************************************************************************/
9
10#ifndef __ACXFACE_H__
11#define __ACXFACE_H__
12
13/* Current ACPICA subsystem version in YYYYMMDD format */
14
15#define ACPI_CA_VERSION 0x20180313
16
17#include <acpi/acconfig.h>
18#include <acpi/actypes.h>
19#include <acpi/actbl.h>
20#include <acpi/acbuffer.h>
21
22/*****************************************************************************
23 *
24 * Macros used for ACPICA globals and configuration
25 *
26 ****************************************************************************/
27
28/*
29 * Ensure that global variables are defined and initialized only once.
30 *
31 * The use of these macros allows for a single list of globals (here)
32 * in order to simplify maintenance of the code.
33 */
34#ifdef DEFINE_ACPI_GLOBALS
35#define ACPI_GLOBAL(type,name) \
36 extern type name; \
37 type name
38
39#define ACPI_INIT_GLOBAL(type,name,value) \
40 type name=value
41
42#else
43#ifndef ACPI_GLOBAL
44#define ACPI_GLOBAL(type,name) \
45 extern type name
46#endif
47
48#ifndef ACPI_INIT_GLOBAL
49#define ACPI_INIT_GLOBAL(type,name,value) \
50 extern type name
51#endif
52#endif
53
54/*
55 * These macros configure the various ACPICA interfaces. They are
56 * useful for generating stub inline functions for features that are
57 * configured out of the current kernel or ACPICA application.
58 */
59#ifndef ACPI_EXTERNAL_RETURN_STATUS
60#define ACPI_EXTERNAL_RETURN_STATUS(prototype) \
61 prototype;
62#endif
63
64#ifndef ACPI_EXTERNAL_RETURN_OK
65#define ACPI_EXTERNAL_RETURN_OK(prototype) \
66 prototype;
67#endif
68
69#ifndef ACPI_EXTERNAL_RETURN_VOID
70#define ACPI_EXTERNAL_RETURN_VOID(prototype) \
71 prototype;
72#endif
73
74#ifndef ACPI_EXTERNAL_RETURN_UINT32
75#define ACPI_EXTERNAL_RETURN_UINT32(prototype) \
76 prototype;
77#endif
78
79#ifndef ACPI_EXTERNAL_RETURN_PTR
80#define ACPI_EXTERNAL_RETURN_PTR(prototype) \
81 prototype;
82#endif
83
84/*****************************************************************************
85 *
86 * Public globals and runtime configuration options
87 *
88 ****************************************************************************/
89
90/*
91 * Enable "slack mode" of the AML interpreter? Default is FALSE, and the
92 * interpreter strictly follows the ACPI specification. Setting to TRUE
93 * allows the interpreter to ignore certain errors and/or bad AML constructs.
94 *
95 * Currently, these features are enabled by this flag:
96 *
97 * 1) Allow "implicit return" of last value in a control method
98 * 2) Allow access beyond the end of an operation region
99 * 3) Allow access to uninitialized locals/args (auto-init to integer 0)
100 * 4) Allow ANY object type to be a source operand for the Store() operator
101 * 5) Allow unresolved references (invalid target name) in package objects
102 * 6) Enable warning messages for behavior that is not ACPI spec compliant
103 */
104ACPI_INIT_GLOBAL(u8, acpi_gbl_enable_interpreter_slack, FALSE);
105
106/*
107 * Automatically serialize all methods that create named objects? Default
108 * is TRUE, meaning that all non_serialized methods are scanned once at
109 * table load time to determine those that create named objects. Methods
110 * that create named objects are marked Serialized in order to prevent
111 * possible run-time problems if they are entered by more than one thread.
112 */
113ACPI_INIT_GLOBAL(u8, acpi_gbl_auto_serialize_methods, TRUE);
114
115/*
116 * Create the predefined _OSI method in the namespace? Default is TRUE
117 * because ACPICA is fully compatible with other ACPI implementations.
118 * Changing this will revert ACPICA (and machine ASL) to pre-OSI behavior.
119 */
120ACPI_INIT_GLOBAL(u8, acpi_gbl_create_osi_method, TRUE);
121
122/*
123 * Optionally use default values for the ACPI register widths. Set this to
124 * TRUE to use the defaults, if an FADT contains incorrect widths/lengths.
125 */
126ACPI_INIT_GLOBAL(u8, acpi_gbl_use_default_register_widths, TRUE);
127
128/*
129 * Whether or not to validate (map) an entire table to verify
130 * checksum/duplication in early stage before install. Set this to TRUE to
131 * allow early table validation before install it to the table manager.
132 * Note that enabling this option causes errors to happen in some OSPMs
133 * during early initialization stages. Default behavior is to allow such
134 * validation.
135 */
136ACPI_INIT_GLOBAL(u8, acpi_gbl_enable_table_validation, TRUE);
137
138/*
139 * Optionally enable output from the AML Debug Object.
140 */
141ACPI_INIT_GLOBAL(u8, acpi_gbl_enable_aml_debug_object, FALSE);
142
143/*
144 * Optionally copy the entire DSDT to local memory (instead of simply
145 * mapping it.) There are some BIOSs that corrupt or replace the original
146 * DSDT, creating the need for this option. Default is FALSE, do not copy
147 * the DSDT.
148 */
149ACPI_INIT_GLOBAL(u8, acpi_gbl_copy_dsdt_locally, FALSE);
150
151/*
152 * Optionally ignore an XSDT if present and use the RSDT instead.
153 * Although the ACPI specification requires that an XSDT be used instead
154 * of the RSDT, the XSDT has been found to be corrupt or ill-formed on
155 * some machines. Default behavior is to use the XSDT if present.
156 */
157ACPI_INIT_GLOBAL(u8, acpi_gbl_do_not_use_xsdt, FALSE);
158
159/*
160 * Optionally support group module level code.
161 * NOTE, this is essentially obsolete and will be removed soon
162 * (01/2018).
163 */
164ACPI_INIT_GLOBAL(u8, acpi_gbl_group_module_level_code, FALSE);
165
166/*
167 * Optionally support module level code by parsing an entire table as
168 * a method as it is loaded. Default is TRUE.
169 * NOTE, this is essentially obsolete and will be removed soon
170 * (01/2018).
171 */
172ACPI_INIT_GLOBAL(u8, acpi_gbl_execute_tables_as_methods, TRUE);
173
174/*
175 * Optionally use 32-bit FADT addresses if and when there is a conflict
176 * (address mismatch) between the 32-bit and 64-bit versions of the
177 * address. Although ACPICA adheres to the ACPI specification which
178 * requires the use of the corresponding 64-bit address if it is non-zero,
179 * some machines have been found to have a corrupted non-zero 64-bit
180 * address. Default is FALSE, do not favor the 32-bit addresses.
181 */
182ACPI_INIT_GLOBAL(u8, acpi_gbl_use32_bit_fadt_addresses, FALSE);
183
184/*
185 * Optionally use 32-bit FACS table addresses.
186 * It is reported that some platforms fail to resume from system suspending
187 * if 64-bit FACS table address is selected:
188 * https://bugzilla.kernel.org/show_bug.cgi?id=74021
189 * Default is TRUE, favor the 32-bit addresses.
190 */
191ACPI_INIT_GLOBAL(u8, acpi_gbl_use32_bit_facs_addresses, TRUE);
192
193/*
194 * Optionally truncate I/O addresses to 16 bits. Provides compatibility
195 * with other ACPI implementations. NOTE: During ACPICA initialization,
196 * this value is set to TRUE if any Windows OSI strings have been
197 * requested by the BIOS.
198 */
199ACPI_INIT_GLOBAL(u8, acpi_gbl_truncate_io_addresses, FALSE);
200
201/*
202 * Disable runtime checking and repair of values returned by control methods.
203 * Use only if the repair is causing a problem on a particular machine.
204 */
205ACPI_INIT_GLOBAL(u8, acpi_gbl_disable_auto_repair, FALSE);
206
207/*
208 * Optionally do not install any SSDTs from the RSDT/XSDT during initialization.
209 * This can be useful for debugging ACPI problems on some machines.
210 */
211ACPI_INIT_GLOBAL(u8, acpi_gbl_disable_ssdt_table_install, FALSE);
212
213/*
214 * Optionally enable runtime namespace override.
215 */
216ACPI_INIT_GLOBAL(u8, acpi_gbl_runtime_namespace_override, TRUE);
217
218/*
219 * We keep track of the latest version of Windows that has been requested by
220 * the BIOS. ACPI 5.0.
221 */
222ACPI_INIT_GLOBAL(u8, acpi_gbl_osi_data, 0);
223
224/*
225 * ACPI 5.0 introduces the concept of a "reduced hardware platform", meaning
226 * that the ACPI hardware is no longer required. A flag in the FADT indicates
227 * a reduced HW machine, and that flag is duplicated here for convenience.
228 */
229ACPI_INIT_GLOBAL(u8, acpi_gbl_reduced_hardware, FALSE);
230
231/*
232 * Maximum timeout for While() loop iterations before forced method abort.
233 * This mechanism is intended to prevent infinite loops during interpreter
234 * execution within a host kernel.
235 */
236ACPI_INIT_GLOBAL(u32, acpi_gbl_max_loop_iterations, ACPI_MAX_LOOP_TIMEOUT);
237
238/*
239 * Optionally ignore AE_NOT_FOUND errors from named reference package elements
240 * during DSDT/SSDT table loading. This reduces error "noise" in platforms
241 * whose firmware is carrying around a bunch of unused package objects that
242 * refer to non-existent named objects. However, If the AML actually tries to
243 * use such a package, the unresolved element(s) will be replaced with NULL
244 * elements.
245 */
246ACPI_INIT_GLOBAL(u8, acpi_gbl_ignore_package_resolution_errors, FALSE);
247
248/*
249 * This mechanism is used to trace a specified AML method. The method is
250 * traced each time it is executed.
251 */
252ACPI_INIT_GLOBAL(u32, acpi_gbl_trace_flags, 0);
253ACPI_INIT_GLOBAL(const char *, acpi_gbl_trace_method_name, NULL);
254ACPI_INIT_GLOBAL(u32, acpi_gbl_trace_dbg_level, ACPI_TRACE_LEVEL_DEFAULT);
255ACPI_INIT_GLOBAL(u32, acpi_gbl_trace_dbg_layer, ACPI_TRACE_LAYER_DEFAULT);
256
257/*
258 * Runtime configuration of debug output control masks. We want the debug
259 * switches statically initialized so they are already set when the debugger
260 * is entered.
261 */
262ACPI_INIT_GLOBAL(u32, acpi_dbg_level, ACPI_DEBUG_DEFAULT);
263ACPI_INIT_GLOBAL(u32, acpi_dbg_layer, 0);
264
265/* Optionally enable timer output with Debug Object output */
266
267ACPI_INIT_GLOBAL(u8, acpi_gbl_display_debug_timer, FALSE);
268
269/*
270 * Debugger command handshake globals. Host OSes need to access these
271 * variables to implement their own command handshake mechanism.
272 */
273#ifdef ACPI_DEBUGGER
274ACPI_INIT_GLOBAL(u8, acpi_gbl_method_executing, FALSE);
275ACPI_GLOBAL(char, acpi_gbl_db_line_buf[ACPI_DB_LINE_BUFFER_SIZE]);
276#endif
277
278/*
279 * Other miscellaneous globals
280 */
281ACPI_GLOBAL(struct acpi_table_fadt, acpi_gbl_FADT);
282ACPI_GLOBAL(u32, acpi_current_gpe_count);
283ACPI_GLOBAL(u8, acpi_gbl_system_awake_and_running);
284
285/*****************************************************************************
286 *
287 * ACPICA public interface configuration.
288 *
289 * Interfaces that are configured out of the ACPICA build are replaced
290 * by inlined stubs by default.
291 *
292 ****************************************************************************/
293
294/*
295 * Hardware-reduced prototypes (default: Not hardware reduced).
296 *
297 * All ACPICA hardware-related interfaces that use these macros will be
298 * configured out of the ACPICA build if the ACPI_REDUCED_HARDWARE flag
299 * is set to TRUE.
300 *
301 * Note: This static build option for reduced hardware is intended to
302 * reduce ACPICA code size if desired or necessary. However, even if this
303 * option is not specified, the runtime behavior of ACPICA is dependent
304 * on the actual FADT reduced hardware flag (HW_REDUCED_ACPI). If set,
305 * the flag will enable similar behavior -- ACPICA will not attempt
306 * to access any ACPI-relate hardware (SCI, GPEs, Fixed Events, etc.)
307 */
308#if (!ACPI_REDUCED_HARDWARE)
309#define ACPI_HW_DEPENDENT_RETURN_STATUS(prototype) \
310 ACPI_EXTERNAL_RETURN_STATUS(prototype)
311
312#define ACPI_HW_DEPENDENT_RETURN_OK(prototype) \
313 ACPI_EXTERNAL_RETURN_OK(prototype)
314
315#define ACPI_HW_DEPENDENT_RETURN_VOID(prototype) \
316 ACPI_EXTERNAL_RETURN_VOID(prototype)
317
318#else
319#define ACPI_HW_DEPENDENT_RETURN_STATUS(prototype) \
320 static ACPI_INLINE prototype {return(AE_NOT_CONFIGURED);}
321
322#define ACPI_HW_DEPENDENT_RETURN_OK(prototype) \
323 static ACPI_INLINE prototype {return(AE_OK);}
324
325#define ACPI_HW_DEPENDENT_RETURN_VOID(prototype) \
326 static ACPI_INLINE prototype {return;}
327
328#endif /* !ACPI_REDUCED_HARDWARE */
329
330/*
331 * Error message prototypes (default: error messages enabled).
332 *
333 * All interfaces related to error and warning messages
334 * will be configured out of the ACPICA build if the
335 * ACPI_NO_ERROR_MESSAGE flag is defined.
336 */
337#ifndef ACPI_NO_ERROR_MESSAGES
338#define ACPI_MSG_DEPENDENT_RETURN_VOID(prototype) \
339 prototype;
340
341#else
342#define ACPI_MSG_DEPENDENT_RETURN_VOID(prototype) \
343 static ACPI_INLINE prototype {return;}
344
345#endif /* ACPI_NO_ERROR_MESSAGES */
346
347/*
348 * Debugging output prototypes (default: no debug output).
349 *
350 * All interfaces related to debug output messages
351 * will be configured out of the ACPICA build unless the
352 * ACPI_DEBUG_OUTPUT flag is defined.
353 */
354#ifdef ACPI_DEBUG_OUTPUT
355#define ACPI_DBG_DEPENDENT_RETURN_VOID(prototype) \
356 prototype;
357
358#else
359#define ACPI_DBG_DEPENDENT_RETURN_VOID(prototype) \
360 static ACPI_INLINE prototype {return;}
361
362#endif /* ACPI_DEBUG_OUTPUT */
363
364/*
365 * Application prototypes
366 *
367 * All interfaces used by application will be configured
368 * out of the ACPICA build unless the ACPI_APPLICATION
369 * flag is defined.
370 */
371#ifdef ACPI_APPLICATION
372#define ACPI_APP_DEPENDENT_RETURN_VOID(prototype) \
373 prototype;
374
375#else
376#define ACPI_APP_DEPENDENT_RETURN_VOID(prototype) \
377 static ACPI_INLINE prototype {return;}
378
379#endif /* ACPI_APPLICATION */
380
381/*
382 * Debugger prototypes
383 *
384 * All interfaces used by debugger will be configured
385 * out of the ACPICA build unless the ACPI_DEBUGGER
386 * flag is defined.
387 */
388#ifdef ACPI_DEBUGGER
389#define ACPI_DBR_DEPENDENT_RETURN_OK(prototype) \
390 ACPI_EXTERNAL_RETURN_OK(prototype)
391
392#define ACPI_DBR_DEPENDENT_RETURN_VOID(prototype) \
393 ACPI_EXTERNAL_RETURN_VOID(prototype)
394
395#else
396#define ACPI_DBR_DEPENDENT_RETURN_OK(prototype) \
397 static ACPI_INLINE prototype {return(AE_OK);}
398
399#define ACPI_DBR_DEPENDENT_RETURN_VOID(prototype) \
400 static ACPI_INLINE prototype {return;}
401
402#endif /* ACPI_DEBUGGER */
403
404/*****************************************************************************
405 *
406 * ACPICA public interface prototypes
407 *
408 ****************************************************************************/
409
410/*
411 * Initialization
412 */
413ACPI_EXTERNAL_RETURN_STATUS(acpi_status ACPI_INIT_FUNCTION
414 acpi_initialize_tables(struct acpi_table_desc
415 *initial_storage,
416 u32 initial_table_count,
417 u8 allow_resize))
418ACPI_EXTERNAL_RETURN_STATUS(acpi_status ACPI_INIT_FUNCTION
419 acpi_initialize_subsystem(void))
420ACPI_EXTERNAL_RETURN_STATUS(acpi_status ACPI_INIT_FUNCTION
421 acpi_enable_subsystem(u32 flags))
422ACPI_EXTERNAL_RETURN_STATUS(acpi_status ACPI_INIT_FUNCTION
423 acpi_initialize_objects(u32 flags))
424ACPI_EXTERNAL_RETURN_STATUS(acpi_status ACPI_INIT_FUNCTION
425 acpi_terminate(void))
426
427/*
428 * Miscellaneous global interfaces
429 */
430ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enable(void))
431ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_disable(void))
432ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_subsystem_status(void))
433
434ACPI_EXTERNAL_RETURN_STATUS(acpi_status
435 acpi_get_system_info(struct acpi_buffer
436 *ret_buffer))
437ACPI_EXTERNAL_RETURN_STATUS(acpi_status
438 acpi_get_statistics(struct acpi_statistics *stats))
439ACPI_EXTERNAL_RETURN_PTR(const char
440 *acpi_format_exception(acpi_status exception))
441ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_purge_cached_objects(void))
442
443ACPI_EXTERNAL_RETURN_STATUS(acpi_status
444 acpi_install_interface(acpi_string interface_name))
445
446ACPI_EXTERNAL_RETURN_STATUS(acpi_status
447 acpi_remove_interface(acpi_string interface_name))
448ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_update_interfaces(u8 action))
449
450ACPI_EXTERNAL_RETURN_UINT32(u32
451 acpi_check_address_range(acpi_adr_space_type
452 space_id,
453 acpi_physical_address
454 address, acpi_size length,
455 u8 warn))
456ACPI_EXTERNAL_RETURN_STATUS(acpi_status
457 acpi_decode_pld_buffer(u8 *in_buffer,
458 acpi_size length,
459 struct acpi_pld_info
460 **return_buffer))
461
462/*
463 * ACPI table load/unload interfaces
464 */
465ACPI_EXTERNAL_RETURN_STATUS(acpi_status ACPI_INIT_FUNCTION
466 acpi_install_table(acpi_physical_address address,
467 u8 physical))
468
469ACPI_EXTERNAL_RETURN_STATUS(acpi_status
470 acpi_load_table(struct acpi_table_header *table))
471
472ACPI_EXTERNAL_RETURN_STATUS(acpi_status
473 acpi_unload_parent_table(acpi_handle object))
474
475ACPI_EXTERNAL_RETURN_STATUS(acpi_status ACPI_INIT_FUNCTION
476 acpi_load_tables(void))
477
478/*
479 * ACPI table manipulation interfaces
480 */
481ACPI_EXTERNAL_RETURN_STATUS(acpi_status ACPI_INIT_FUNCTION
482 acpi_reallocate_root_table(void))
483
484ACPI_EXTERNAL_RETURN_STATUS(acpi_status ACPI_INIT_FUNCTION
485 acpi_find_root_pointer(acpi_physical_address
486 *rsdp_address))
487ACPI_EXTERNAL_RETURN_STATUS(acpi_status
488 acpi_get_table_header(acpi_string signature,
489 u32 instance,
490 struct acpi_table_header
491 *out_table_header))
492ACPI_EXTERNAL_RETURN_STATUS(acpi_status
493 acpi_get_table(acpi_string signature, u32 instance,
494 struct acpi_table_header
495 **out_table))
496ACPI_EXTERNAL_RETURN_VOID(void acpi_put_table(struct acpi_table_header *table))
497
498ACPI_EXTERNAL_RETURN_STATUS(acpi_status
499 acpi_get_table_by_index(u32 table_index,
500 struct acpi_table_header
501 **out_table))
502ACPI_EXTERNAL_RETURN_STATUS(acpi_status
503 acpi_install_table_handler(acpi_table_handler
504 handler, void *context))
505ACPI_EXTERNAL_RETURN_STATUS(acpi_status
506 acpi_remove_table_handler(acpi_table_handler
507 handler))
508
509/*
510 * Namespace and name interfaces
511 */
512ACPI_EXTERNAL_RETURN_STATUS(acpi_status
513 acpi_walk_namespace(acpi_object_type type,
514 acpi_handle start_object,
515 u32 max_depth,
516 acpi_walk_callback
517 descending_callback,
518 acpi_walk_callback
519 ascending_callback,
520 void *context,
521 void **return_value))
522ACPI_EXTERNAL_RETURN_STATUS(acpi_status
523 acpi_get_devices(const char *HID,
524 acpi_walk_callback user_function,
525 void *context,
526 void **return_value))
527ACPI_EXTERNAL_RETURN_STATUS(acpi_status
528 acpi_get_name(acpi_handle object, u32 name_type,
529 struct acpi_buffer *ret_path_ptr))
530ACPI_EXTERNAL_RETURN_STATUS(acpi_status
531 acpi_get_handle(acpi_handle parent,
532 acpi_string pathname,
533 acpi_handle *ret_handle))
534ACPI_EXTERNAL_RETURN_STATUS(acpi_status
535 acpi_attach_data(acpi_handle object,
536 acpi_object_handler handler,
537 void *data))
538ACPI_EXTERNAL_RETURN_STATUS(acpi_status
539 acpi_detach_data(acpi_handle object,
540 acpi_object_handler handler))
541ACPI_EXTERNAL_RETURN_STATUS(acpi_status
542 acpi_get_data(acpi_handle object,
543 acpi_object_handler handler,
544 void **data))
545ACPI_EXTERNAL_RETURN_STATUS(acpi_status
546 acpi_debug_trace(const char *name, u32 debug_level,
547 u32 debug_layer, u32 flags))
548
549/*
550 * Object manipulation and enumeration
551 */
552ACPI_EXTERNAL_RETURN_STATUS(acpi_status
553 acpi_evaluate_object(acpi_handle object,
554 acpi_string pathname,
555 struct acpi_object_list
556 *parameter_objects,
557 struct acpi_buffer
558 *return_object_buffer))
559ACPI_EXTERNAL_RETURN_STATUS(acpi_status
560 acpi_evaluate_object_typed(acpi_handle object,
561 acpi_string pathname,
562 struct acpi_object_list
563 *external_params,
564 struct acpi_buffer
565 *return_buffer,
566 acpi_object_type
567 return_type))
568ACPI_EXTERNAL_RETURN_STATUS(acpi_status
569 acpi_get_object_info(acpi_handle object,
570 struct acpi_device_info
571 **return_buffer))
572ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_install_method(u8 *buffer))
573
574ACPI_EXTERNAL_RETURN_STATUS(acpi_status
575 acpi_get_next_object(acpi_object_type type,
576 acpi_handle parent,
577 acpi_handle child,
578 acpi_handle *out_handle))
579
580ACPI_EXTERNAL_RETURN_STATUS(acpi_status
581 acpi_get_type(acpi_handle object,
582 acpi_object_type *out_type))
583
584ACPI_EXTERNAL_RETURN_STATUS(acpi_status
585 acpi_get_parent(acpi_handle object,
586 acpi_handle *out_handle))
587
588/*
589 * Handler interfaces
590 */
591ACPI_EXTERNAL_RETURN_STATUS(acpi_status
592 acpi_install_initialization_handler
593 (acpi_init_handler handler, u32 function))
594ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
595 acpi_install_sci_handler(acpi_sci_handler
596 address,
597 void *context))
598ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
599 acpi_remove_sci_handler(acpi_sci_handler
600 address))
601ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
602 acpi_install_global_event_handler
603 (acpi_gbl_event_handler handler,
604 void *context))
605ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
606 acpi_install_fixed_event_handler(u32
607 acpi_event,
608 acpi_event_handler
609 handler,
610 void
611 *context))
612ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
613 acpi_remove_fixed_event_handler(u32 acpi_event,
614 acpi_event_handler
615 handler))
616ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
617 acpi_install_gpe_handler(acpi_handle
618 gpe_device,
619 u32 gpe_number,
620 u32 type,
621 acpi_gpe_handler
622 address,
623 void *context))
624ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
625 acpi_install_gpe_raw_handler(acpi_handle
626 gpe_device,
627 u32 gpe_number,
628 u32 type,
629 acpi_gpe_handler
630 address,
631 void *context))
632ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
633 acpi_remove_gpe_handler(acpi_handle gpe_device,
634 u32 gpe_number,
635 acpi_gpe_handler
636 address))
637ACPI_EXTERNAL_RETURN_STATUS(acpi_status
638 acpi_install_notify_handler(acpi_handle device,
639 u32 handler_type,
640 acpi_notify_handler
641 handler,
642 void *context))
643ACPI_EXTERNAL_RETURN_STATUS(acpi_status
644 acpi_remove_notify_handler(acpi_handle device,
645 u32 handler_type,
646 acpi_notify_handler
647 handler))
648ACPI_EXTERNAL_RETURN_STATUS(acpi_status
649 acpi_install_address_space_handler(acpi_handle
650 device,
651 acpi_adr_space_type
652 space_id,
653 acpi_adr_space_handler
654 handler,
655 acpi_adr_space_setup
656 setup,
657 void *context))
658ACPI_EXTERNAL_RETURN_STATUS(acpi_status
659 acpi_remove_address_space_handler(acpi_handle
660 device,
661 acpi_adr_space_type
662 space_id,
663 acpi_adr_space_handler
664 handler))
665ACPI_EXTERNAL_RETURN_STATUS(acpi_status
666 acpi_install_exception_handler
667 (acpi_exception_handler handler))
668ACPI_EXTERNAL_RETURN_STATUS(acpi_status
669 acpi_install_interface_handler
670 (acpi_interface_handler handler))
671
672/*
673 * Global Lock interfaces
674 */
675ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
676 acpi_acquire_global_lock(u16 timeout,
677 u32 *handle))
678
679ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
680 acpi_release_global_lock(u32 handle))
681
682/*
683 * Interfaces to AML mutex objects
684 */
685ACPI_EXTERNAL_RETURN_STATUS(acpi_status
686 acpi_acquire_mutex(acpi_handle handle,
687 acpi_string pathname,
688 u16 timeout))
689
690ACPI_EXTERNAL_RETURN_STATUS(acpi_status
691 acpi_release_mutex(acpi_handle handle,
692 acpi_string pathname))
693
694/*
695 * Fixed Event interfaces
696 */
697ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
698 acpi_enable_event(u32 event, u32 flags))
699
700ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
701 acpi_disable_event(u32 event, u32 flags))
702ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_clear_event(u32 event))
703
704ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
705 acpi_get_event_status(u32 event,
706 acpi_event_status
707 *event_status))
708
709/*
710 * General Purpose Event (GPE) Interfaces
711 */
712ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_update_all_gpes(void))
713
714ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
715 acpi_enable_gpe(acpi_handle gpe_device,
716 u32 gpe_number))
717
718ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
719 acpi_disable_gpe(acpi_handle gpe_device,
720 u32 gpe_number))
721
722ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
723 acpi_clear_gpe(acpi_handle gpe_device,
724 u32 gpe_number))
725
726ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
727 acpi_set_gpe(acpi_handle gpe_device,
728 u32 gpe_number, u8 action))
729
730ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
731 acpi_finish_gpe(acpi_handle gpe_device,
732 u32 gpe_number))
733
734ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
735 acpi_mask_gpe(acpi_handle gpe_device,
736 u32 gpe_number, u8 is_masked))
737
738ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
739 acpi_mark_gpe_for_wake(acpi_handle gpe_device,
740 u32 gpe_number))
741
742ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
743 acpi_setup_gpe_for_wake(acpi_handle
744 parent_device,
745 acpi_handle gpe_device,
746 u32 gpe_number))
747ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
748 acpi_set_gpe_wake_mask(acpi_handle gpe_device,
749 u32 gpe_number,
750 u8 action))
751ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
752 acpi_get_gpe_status(acpi_handle gpe_device,
753 u32 gpe_number,
754 acpi_event_status
755 *event_status))
756ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_disable_all_gpes(void))
757ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enable_all_runtime_gpes(void))
758ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enable_all_wakeup_gpes(void))
759
760ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
761 acpi_get_gpe_device(u32 gpe_index,
762 acpi_handle *gpe_device))
763
764ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
765 acpi_install_gpe_block(acpi_handle gpe_device,
766 struct
767 acpi_generic_address
768 *gpe_block_address,
769 u32 register_count,
770 u32 interrupt_number))
771ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
772 acpi_remove_gpe_block(acpi_handle gpe_device))
773
774/*
775 * Resource interfaces
776 */
777typedef
778acpi_status (*acpi_walk_resource_callback) (struct acpi_resource * resource,
779 void *context);
780
781ACPI_EXTERNAL_RETURN_STATUS(acpi_status
782 acpi_get_vendor_resource(acpi_handle device,
783 char *name,
784 struct acpi_vendor_uuid
785 *uuid,
786 struct acpi_buffer
787 *ret_buffer))
788ACPI_EXTERNAL_RETURN_STATUS(acpi_status
789 acpi_get_current_resources(acpi_handle device,
790 struct acpi_buffer
791 *ret_buffer))
792ACPI_EXTERNAL_RETURN_STATUS(acpi_status
793 acpi_get_possible_resources(acpi_handle device,
794 struct acpi_buffer
795 *ret_buffer))
796ACPI_EXTERNAL_RETURN_STATUS(acpi_status
797 acpi_get_event_resources(acpi_handle device_handle,
798 struct acpi_buffer
799 *ret_buffer))
800ACPI_EXTERNAL_RETURN_STATUS(acpi_status
801 acpi_walk_resource_buffer(struct acpi_buffer
802 *buffer,
803 acpi_walk_resource_callback
804 user_function,
805 void *context))
806ACPI_EXTERNAL_RETURN_STATUS(acpi_status
807 acpi_walk_resources(acpi_handle device, char *name,
808 acpi_walk_resource_callback
809 user_function, void *context))
810ACPI_EXTERNAL_RETURN_STATUS(acpi_status
811 acpi_set_current_resources(acpi_handle device,
812 struct acpi_buffer
813 *in_buffer))
814ACPI_EXTERNAL_RETURN_STATUS(acpi_status
815 acpi_get_irq_routing_table(acpi_handle device,
816 struct acpi_buffer
817 *ret_buffer))
818ACPI_EXTERNAL_RETURN_STATUS(acpi_status
819 acpi_resource_to_address64(struct acpi_resource
820 *resource,
821 struct
822 acpi_resource_address64
823 *out))
824ACPI_EXTERNAL_RETURN_STATUS(acpi_status
825 acpi_buffer_to_resource(u8 *aml_buffer,
826 u16 aml_buffer_length,
827 struct acpi_resource
828 **resource_ptr))
829
830/*
831 * Hardware (ACPI device) interfaces
832 */
833ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_reset(void))
834
835ACPI_EXTERNAL_RETURN_STATUS(acpi_status
836 acpi_read(u64 *value,
837 struct acpi_generic_address *reg))
838
839ACPI_EXTERNAL_RETURN_STATUS(acpi_status
840 acpi_write(u64 value,
841 struct acpi_generic_address *reg))
842
843ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
844 acpi_read_bit_register(u32 register_id,
845 u32 *return_value))
846
847ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
848 acpi_write_bit_register(u32 register_id,
849 u32 value))
850
851/*
852 * Sleep/Wake interfaces
853 */
854ACPI_EXTERNAL_RETURN_STATUS(acpi_status
855 acpi_get_sleep_type_data(u8 sleep_state,
856 u8 *slp_typ_a,
857 u8 *slp_typ_b))
858
859ACPI_EXTERNAL_RETURN_STATUS(acpi_status
860 acpi_enter_sleep_state_prep(u8 sleep_state))
861ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_enter_sleep_state(u8 sleep_state))
862
863ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enter_sleep_state_s4bios(void))
864
865ACPI_EXTERNAL_RETURN_STATUS(acpi_status
866 acpi_leave_sleep_state_prep(u8 sleep_state))
867ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_leave_sleep_state(u8 sleep_state))
868
869ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
870 acpi_set_firmware_waking_vector
871 (acpi_physical_address physical_address,
872 acpi_physical_address physical_address64))
873/*
874 * ACPI Timer interfaces
875 */
876ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
877 acpi_get_timer_resolution(u32 *resolution))
878ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_get_timer(u32 *ticks))
879
880ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
881 acpi_get_timer_duration(u32 start_ticks,
882 u32 end_ticks,
883 u32 *time_elapsed))
884
885/*
886 * Error/Warning output
887 */
888ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(3)
889 void ACPI_INTERNAL_VAR_XFACE
890 acpi_error(const char *module_name,
891 u32 line_number,
892 const char *format, ...))
893ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(4)
894 void ACPI_INTERNAL_VAR_XFACE
895 acpi_exception(const char *module_name,
896 u32 line_number,
897 acpi_status status,
898 const char *format, ...))
899ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(3)
900 void ACPI_INTERNAL_VAR_XFACE
901 acpi_warning(const char *module_name,
902 u32 line_number,
903 const char *format, ...))
904ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(1)
905 void ACPI_INTERNAL_VAR_XFACE
906 acpi_info(const char *format, ...))
907ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(3)
908 void ACPI_INTERNAL_VAR_XFACE
909 acpi_bios_error(const char *module_name,
910 u32 line_number,
911 const char *format, ...))
912ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(3)
913 void ACPI_INTERNAL_VAR_XFACE
914 acpi_bios_warning(const char *module_name,
915 u32 line_number,
916 const char *format, ...))
917
918/*
919 * Debug output
920 */
921ACPI_DBG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(6)
922 void ACPI_INTERNAL_VAR_XFACE
923 acpi_debug_print(u32 requested_debug_level,
924 u32 line_number,
925 const char *function_name,
926 const char *module_name,
927 u32 component_id,
928 const char *format, ...))
929ACPI_DBG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(6)
930 void ACPI_INTERNAL_VAR_XFACE
931 acpi_debug_print_raw(u32 requested_debug_level,
932 u32 line_number,
933 const char *function_name,
934 const char *module_name,
935 u32 component_id,
936 const char *format, ...))
937
938ACPI_DBG_DEPENDENT_RETURN_VOID(void
939 acpi_trace_point(acpi_trace_event_type type,
940 u8 begin,
941 u8 *aml, char *pathname))
942
943acpi_status acpi_initialize_debugger(void);
944
945void acpi_terminate_debugger(void);
946
947/*
948 * Divergences
949 */
950ACPI_EXTERNAL_RETURN_STATUS(acpi_status
951 acpi_get_data_full(acpi_handle object,
952 acpi_object_handler handler,
953 void **data,
954 void (*callback)(void *)))
955
956void acpi_run_debugger(char *batch_buffer);
957
958void acpi_set_debugger_thread_id(acpi_thread_id thread_id);
959
960#endif /* __ACXFACE_H__ */