blob: 83062ed0ef2f7177285e6688a07e81db8c1a90e4 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001
2/******************************************************************************
3 *
4 * Name: acpiosxf.h - All interfaces to the OS Services Layer (OSL). These
5 * interfaces must be implemented by OSL to interface the
6 * ACPI components to the host operating system.
7 *
8 *****************************************************************************/
9
Linus Torvalds1da177e2005-04-16 15:20:36 -070010/*
Bob Mooreb4e104e2011-01-17 11:05:40 +080011 * Copyright (C) 2000 - 2011, Intel Corp.
Linus Torvalds1da177e2005-04-16 15:20:36 -070012 * All rights reserved.
13 *
14 * Redistribution and use in source and binary forms, with or without
15 * modification, are permitted provided that the following conditions
16 * are met:
17 * 1. Redistributions of source code must retain the above copyright
18 * notice, this list of conditions, and the following disclaimer,
19 * without modification.
20 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
21 * substantially similar to the "NO WARRANTY" disclaimer below
22 * ("Disclaimer") and any redistribution must be conditioned upon
23 * including a substantially similar Disclaimer requirement for further
24 * binary redistribution.
25 * 3. Neither the names of the above-listed copyright holders nor the names
26 * of any contributors may be used to endorse or promote products derived
27 * from this software without specific prior written permission.
28 *
29 * Alternatively, this software may be distributed under the terms of the
30 * GNU General Public License ("GPL") version 2 as published by the Free
31 * Software Foundation.
32 *
33 * NO WARRANTY
34 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
35 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
36 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
37 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
38 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
39 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
40 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
41 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
42 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
43 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
44 * POSSIBILITY OF SUCH DAMAGES.
45 */
46
47#ifndef __ACPIOSXF_H__
48#define __ACPIOSXF_H__
49
50#include "platform/acenv.h"
51#include "actypes.h"
52
Bob Moore958dd242006-05-12 17:12:00 -040053/* Types for acpi_os_execute */
Linus Torvalds1da177e2005-04-16 15:20:36 -070054
Bob Moore958dd242006-05-12 17:12:00 -040055typedef enum {
56 OSL_GLOBAL_LOCK_HANDLER,
57 OSL_NOTIFY_HANDLER,
58 OSL_GPE_HANDLER,
59 OSL_DEBUGGER_THREAD,
60 OSL_EC_POLL_HANDLER,
Bob Moore41195322006-05-26 16:36:00 -040061 OSL_EC_BURST_HANDLER
Bob Moore958dd242006-05-12 17:12:00 -040062} acpi_execute_type;
Linus Torvalds1da177e2005-04-16 15:20:36 -070063
64#define ACPI_NO_UNIT_LIMIT ((u32) -1)
65#define ACPI_MUTEX_SEM 1
66
Linus Torvalds1da177e2005-04-16 15:20:36 -070067/* Functions for acpi_os_signal */
68
69#define ACPI_SIGNAL_FATAL 0
70#define ACPI_SIGNAL_BREAKPOINT 1
71
Len Brown4be44fc2005-08-05 00:44:28 -040072struct acpi_signal_fatal_info {
73 u32 type;
74 u32 code;
75 u32 argument;
Linus Torvalds1da177e2005-04-16 15:20:36 -070076};
77
Linus Torvalds1da177e2005-04-16 15:20:36 -070078/*
79 * OSL Initialization and shutdown primitives
80 */
Len Browndd272b52007-05-30 00:26:11 -040081acpi_status __initdata acpi_os_initialize(void);
Linus Torvalds1da177e2005-04-16 15:20:36 -070082
Len Brown4be44fc2005-08-05 00:44:28 -040083acpi_status acpi_os_terminate(void);
Linus Torvalds1da177e2005-04-16 15:20:36 -070084
85/*
86 * ACPI Table interfaces
87 */
Bob Mooref3d2e782007-02-02 19:48:18 +030088acpi_physical_address acpi_os_get_root_pointer(void);
Linus Torvalds1da177e2005-04-16 15:20:36 -070089
90acpi_status
Len Brown4be44fc2005-08-05 00:44:28 -040091acpi_os_predefined_override(const struct acpi_predefined_names *init_val,
92 acpi_string * new_val);
Linus Torvalds1da177e2005-04-16 15:20:36 -070093
94acpi_status
Len Brown4be44fc2005-08-05 00:44:28 -040095acpi_os_table_override(struct acpi_table_header *existing_table,
96 struct acpi_table_header **new_table);
Linus Torvalds1da177e2005-04-16 15:20:36 -070097
98/*
Bob Moore967440e32006-06-23 17:04:00 -040099 * Spinlock primitives
100 */
Rafael J. Wysocki07e49a72011-07-06 20:44:25 +0200101
102#ifndef acpi_os_create_lock
Lin Ming9f63b882011-03-23 17:26:34 +0800103acpi_status
104acpi_os_create_lock(acpi_spinlock *out_handle);
Rafael J. Wysocki07e49a72011-07-06 20:44:25 +0200105#endif
Lin Ming9f63b882011-03-23 17:26:34 +0800106
Bob Moore967440e32006-06-23 17:04:00 -0400107void acpi_os_delete_lock(acpi_spinlock handle);
108
109acpi_cpu_flags acpi_os_acquire_lock(acpi_spinlock handle);
110
111void acpi_os_release_lock(acpi_spinlock handle, acpi_cpu_flags flags);
112
113/*
114 * Semaphore primitives
Linus Torvalds1da177e2005-04-16 15:20:36 -0700115 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700116acpi_status
Len Brown4be44fc2005-08-05 00:44:28 -0400117acpi_os_create_semaphore(u32 max_units,
Bob Moore967440e32006-06-23 17:04:00 -0400118 u32 initial_units, acpi_semaphore * out_handle);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700119
Bob Moore967440e32006-06-23 17:04:00 -0400120acpi_status acpi_os_delete_semaphore(acpi_semaphore handle);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700121
Bob Moore967440e32006-06-23 17:04:00 -0400122acpi_status
123acpi_os_wait_semaphore(acpi_semaphore handle, u32 units, u16 timeout);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700124
Bob Moore967440e32006-06-23 17:04:00 -0400125acpi_status acpi_os_signal_semaphore(acpi_semaphore handle, u32 units);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700126
Bob Moore967440e32006-06-23 17:04:00 -0400127/*
Bob Moore1685bd42008-12-31 03:03:29 +0800128 * Mutex primitives. May be configured to use semaphores instead via
129 * ACPI_MUTEX_TYPE (see platform/acenv.h)
Bob Moore967440e32006-06-23 17:04:00 -0400130 */
Bob Moore1685bd42008-12-31 03:03:29 +0800131#if (ACPI_MUTEX_TYPE != ACPI_BINARY_SEMAPHORE)
132
Bob Moore967440e32006-06-23 17:04:00 -0400133acpi_status acpi_os_create_mutex(acpi_mutex * out_handle);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700134
Bob Moore967440e32006-06-23 17:04:00 -0400135void acpi_os_delete_mutex(acpi_mutex handle);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700136
Bob Moore967440e32006-06-23 17:04:00 -0400137acpi_status acpi_os_acquire_mutex(acpi_mutex handle, u16 timeout);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700138
Bob Moore967440e32006-06-23 17:04:00 -0400139void acpi_os_release_mutex(acpi_mutex handle);
Bob Moore1685bd42008-12-31 03:03:29 +0800140#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -0700141
142/*
143 * Memory allocation and mapping
144 */
Len Brown4be44fc2005-08-05 00:44:28 -0400145void *acpi_os_allocate(acpi_size size);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700146
Len Brownfd350942007-05-09 23:34:35 -0400147void __iomem *acpi_os_map_memory(acpi_physical_address where,
Bob Moore67a119f2008-06-10 13:42:13 +0800148 acpi_size length);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700149
Len Brown4be44fc2005-08-05 00:44:28 -0400150void acpi_os_unmap_memory(void __iomem * logical_address, acpi_size size);
Yinghai Lu7d972772009-02-07 15:39:41 -0800151void early_acpi_os_unmap_memory(void __iomem * virt, acpi_size size);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700152
153#ifdef ACPI_FUTURE_USAGE
154acpi_status
Len Brown4be44fc2005-08-05 00:44:28 -0400155acpi_os_get_physical_address(void *logical_address,
156 acpi_physical_address * physical_address);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700157#endif
158
Robert Moore73459f72005-06-24 00:00:00 -0400159/*
160 * Memory/Object Cache
161 */
162acpi_status
Len Brown4be44fc2005-08-05 00:44:28 -0400163acpi_os_create_cache(char *cache_name,
164 u16 object_size,
165 u16 max_depth, acpi_cache_t ** return_cache);
Robert Moore73459f72005-06-24 00:00:00 -0400166
Len Brown4be44fc2005-08-05 00:44:28 -0400167acpi_status acpi_os_delete_cache(acpi_cache_t * cache);
Robert Moore73459f72005-06-24 00:00:00 -0400168
Len Brown4be44fc2005-08-05 00:44:28 -0400169acpi_status acpi_os_purge_cache(acpi_cache_t * cache);
Robert Moore73459f72005-06-24 00:00:00 -0400170
Len Brown4be44fc2005-08-05 00:44:28 -0400171void *acpi_os_acquire_object(acpi_cache_t * cache);
Robert Moore73459f72005-06-24 00:00:00 -0400172
Len Brown4be44fc2005-08-05 00:44:28 -0400173acpi_status acpi_os_release_object(acpi_cache_t * cache, void *object);
Robert Moore73459f72005-06-24 00:00:00 -0400174
Linus Torvalds1da177e2005-04-16 15:20:36 -0700175/*
176 * Interrupt handlers
177 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700178acpi_status
Len Brown4be44fc2005-08-05 00:44:28 -0400179acpi_os_install_interrupt_handler(u32 gsi,
180 acpi_osd_handler service_routine,
181 void *context);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700182
183acpi_status
Len Brown4be44fc2005-08-05 00:44:28 -0400184acpi_os_remove_interrupt_handler(u32 gsi, acpi_osd_handler service_routine);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700185
Len Brown5229e872008-02-06 01:26:55 -0500186void acpi_os_gpe_count(u32 gpe_number);
187void acpi_os_fixed_event_count(u32 fixed_event_number);
188
Linus Torvalds1da177e2005-04-16 15:20:36 -0700189/*
190 * Threads and Scheduling
191 */
Prarit Bhargava6af8bef2011-09-28 19:40:53 -0400192extern struct workqueue_struct *kacpi_hotplug_wq;
193
Bob Moore83135242006-10-03 00:00:00 -0400194acpi_thread_id acpi_os_get_thread_id(void);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700195
196acpi_status
Bob Moore958dd242006-05-12 17:12:00 -0400197acpi_os_execute(acpi_execute_type type,
198 acpi_osd_exec_callback function, void *context);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700199
Zhang Rui19cd8472008-08-28 10:05:06 +0800200acpi_status
201acpi_os_hotplug_execute(acpi_osd_exec_callback function, void *context);
202
Len Brown4be44fc2005-08-05 00:44:28 -0400203void acpi_os_wait_events_complete(void *context);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700204
Bob Moore5df7e6c2010-01-21 10:06:32 +0800205void acpi_os_sleep(u64 milliseconds);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700206
Len Brown4be44fc2005-08-05 00:44:28 -0400207void acpi_os_stall(u32 microseconds);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700208
209/*
210 * Platform and hardware-independent I/O interfaces
211 */
Len Brown4be44fc2005-08-05 00:44:28 -0400212acpi_status acpi_os_read_port(acpi_io_address address, u32 * value, u32 width);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700213
Len Brown4be44fc2005-08-05 00:44:28 -0400214acpi_status acpi_os_write_port(acpi_io_address address, u32 value, u32 width);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700215
216/*
217 * Platform and hardware-independent physical memory interfaces
218 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700219acpi_status
Len Brown4be44fc2005-08-05 00:44:28 -0400220acpi_os_read_memory(acpi_physical_address address, u32 * value, u32 width);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700221
222acpi_status
Len Brown4be44fc2005-08-05 00:44:28 -0400223acpi_os_write_memory(acpi_physical_address address, u32 value, u32 width);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700224
225/*
226 * Platform and hardware-independent PCI configuration space access
227 * Note: Can't use "Register" as a parameter, changed to "Reg" --
228 * certain compilers complain.
229 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700230acpi_status
Len Brown4be44fc2005-08-05 00:44:28 -0400231acpi_os_read_pci_configuration(struct acpi_pci_id *pci_id,
Bob Moorec5f02312010-08-06 08:57:53 +0800232 u32 reg, u64 *value, u32 width);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700233
234acpi_status
Len Brown4be44fc2005-08-05 00:44:28 -0400235acpi_os_write_pci_configuration(struct acpi_pci_id *pci_id,
Bob Moore5df7e6c2010-01-21 10:06:32 +0800236 u32 reg, u64 value, u32 width);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700237
238/*
Linus Torvalds1da177e2005-04-16 15:20:36 -0700239 * Miscellaneous
240 */
Len Brown7cb7f452009-07-27 18:42:38 -0400241acpi_status
242acpi_os_validate_address(u8 space_id, acpi_physical_address address,
243 acpi_size length, char *name);
Lin Minga5fe1a02009-08-13 10:43:27 +0800244acpi_status
245acpi_os_invalidate_address(u8 space_id, acpi_physical_address address,
246 acpi_size length);
Len Brown7cb7f452009-07-27 18:42:38 -0400247
Len Brown4be44fc2005-08-05 00:44:28 -0400248u64 acpi_os_get_timer(void);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700249
Len Brown4be44fc2005-08-05 00:44:28 -0400250acpi_status acpi_os_signal(u32 function, void *info);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700251
252/*
253 * Debug print routines
254 */
Len Brown4be44fc2005-08-05 00:44:28 -0400255void ACPI_INTERNAL_VAR_XFACE acpi_os_printf(const char *format, ...);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700256
Len Brown4be44fc2005-08-05 00:44:28 -0400257void acpi_os_vprintf(const char *format, va_list args);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700258
Len Brown4be44fc2005-08-05 00:44:28 -0400259void acpi_os_redirect_output(void *destination);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700260
Robert Moore44f6c012005-04-18 22:49:35 -0400261#ifdef ACPI_FUTURE_USAGE
Linus Torvalds1da177e2005-04-16 15:20:36 -0700262/*
263 * Debug input
264 */
Len Brown4be44fc2005-08-05 00:44:28 -0400265u32 acpi_os_get_line(char *buffer);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700266#endif
267
Linus Torvalds1da177e2005-04-16 15:20:36 -0700268/*
269 * Directory manipulation
270 */
Len Brown4be44fc2005-08-05 00:44:28 -0400271void *acpi_os_open_directory(char *pathname,
272 char *wildcard_spec, char requested_file_type);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700273
274/* requeste_file_type values */
275
276#define REQUEST_FILE_ONLY 0
277#define REQUEST_DIR_ONLY 1
278
Len Brown4be44fc2005-08-05 00:44:28 -0400279char *acpi_os_get_next_filename(void *dir_handle);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700280
Len Brown4be44fc2005-08-05 00:44:28 -0400281void acpi_os_close_directory(void *dir_handle);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700282
Len Brown4be44fc2005-08-05 00:44:28 -0400283#endif /* __ACPIOSXF_H__ */