blob: eb0e7189075f374d7f4370fb40d9fcf28e0c6510 [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/*
Len Brown75a44ce2008-04-23 23:00:13 -040011 * Copyright (C) 2000 - 2008, 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 Moore967440e2006-06-23 17:04:00 -040099 * Spinlock primitives
100 */
101acpi_status acpi_os_create_lock(acpi_spinlock * out_handle);
102
103void acpi_os_delete_lock(acpi_spinlock handle);
104
105acpi_cpu_flags acpi_os_acquire_lock(acpi_spinlock handle);
106
107void acpi_os_release_lock(acpi_spinlock handle, acpi_cpu_flags flags);
108
109/*
110 * Semaphore primitives
Linus Torvalds1da177e2005-04-16 15:20:36 -0700111 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700112acpi_status
Len Brown4be44fc2005-08-05 00:44:28 -0400113acpi_os_create_semaphore(u32 max_units,
Bob Moore967440e2006-06-23 17:04:00 -0400114 u32 initial_units, acpi_semaphore * out_handle);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700115
Bob Moore967440e2006-06-23 17:04:00 -0400116acpi_status acpi_os_delete_semaphore(acpi_semaphore handle);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700117
Bob Moore967440e2006-06-23 17:04:00 -0400118acpi_status
119acpi_os_wait_semaphore(acpi_semaphore handle, u32 units, u16 timeout);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700120
Bob Moore967440e2006-06-23 17:04:00 -0400121acpi_status acpi_os_signal_semaphore(acpi_semaphore handle, u32 units);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700122
Bob Moore967440e2006-06-23 17:04:00 -0400123/*
Bob Moore1685bd42008-12-31 03:03:29 +0800124 * Mutex primitives. May be configured to use semaphores instead via
125 * ACPI_MUTEX_TYPE (see platform/acenv.h)
Bob Moore967440e2006-06-23 17:04:00 -0400126 */
Bob Moore1685bd42008-12-31 03:03:29 +0800127#if (ACPI_MUTEX_TYPE != ACPI_BINARY_SEMAPHORE)
128
Bob Moore967440e2006-06-23 17:04:00 -0400129acpi_status acpi_os_create_mutex(acpi_mutex * out_handle);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700130
Bob Moore967440e2006-06-23 17:04:00 -0400131void acpi_os_delete_mutex(acpi_mutex handle);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700132
Bob Moore967440e2006-06-23 17:04:00 -0400133acpi_status acpi_os_acquire_mutex(acpi_mutex handle, u16 timeout);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700134
Bob Moore967440e2006-06-23 17:04:00 -0400135void acpi_os_release_mutex(acpi_mutex handle);
Bob Moore1685bd42008-12-31 03:03:29 +0800136#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -0700137
138/*
139 * Memory allocation and mapping
140 */
Len Brown4be44fc2005-08-05 00:44:28 -0400141void *acpi_os_allocate(acpi_size size);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700142
Len Brownfd350942007-05-09 23:34:35 -0400143void __iomem *acpi_os_map_memory(acpi_physical_address where,
Bob Moore67a119f2008-06-10 13:42:13 +0800144 acpi_size length);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700145
Len Brown4be44fc2005-08-05 00:44:28 -0400146void acpi_os_unmap_memory(void __iomem * logical_address, acpi_size size);
Yinghai Lu7d972772009-02-07 15:39:41 -0800147void early_acpi_os_unmap_memory(void __iomem * virt, acpi_size size);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700148
149#ifdef ACPI_FUTURE_USAGE
150acpi_status
Len Brown4be44fc2005-08-05 00:44:28 -0400151acpi_os_get_physical_address(void *logical_address,
152 acpi_physical_address * physical_address);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700153#endif
154
Robert Moore73459f72005-06-24 00:00:00 -0400155/*
156 * Memory/Object Cache
157 */
158acpi_status
Len Brown4be44fc2005-08-05 00:44:28 -0400159acpi_os_create_cache(char *cache_name,
160 u16 object_size,
161 u16 max_depth, acpi_cache_t ** return_cache);
Robert Moore73459f72005-06-24 00:00:00 -0400162
Len Brown4be44fc2005-08-05 00:44:28 -0400163acpi_status acpi_os_delete_cache(acpi_cache_t * cache);
Robert Moore73459f72005-06-24 00:00:00 -0400164
Len Brown4be44fc2005-08-05 00:44:28 -0400165acpi_status acpi_os_purge_cache(acpi_cache_t * cache);
Robert Moore73459f72005-06-24 00:00:00 -0400166
Len Brown4be44fc2005-08-05 00:44:28 -0400167void *acpi_os_acquire_object(acpi_cache_t * cache);
Robert Moore73459f72005-06-24 00:00:00 -0400168
Len Brown4be44fc2005-08-05 00:44:28 -0400169acpi_status acpi_os_release_object(acpi_cache_t * cache, void *object);
Robert Moore73459f72005-06-24 00:00:00 -0400170
Linus Torvalds1da177e2005-04-16 15:20:36 -0700171/*
172 * Interrupt handlers
173 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700174acpi_status
Len Brown4be44fc2005-08-05 00:44:28 -0400175acpi_os_install_interrupt_handler(u32 gsi,
176 acpi_osd_handler service_routine,
177 void *context);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700178
179acpi_status
Len Brown4be44fc2005-08-05 00:44:28 -0400180acpi_os_remove_interrupt_handler(u32 gsi, acpi_osd_handler service_routine);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700181
Len Brown5229e872008-02-06 01:26:55 -0500182void acpi_os_gpe_count(u32 gpe_number);
183void acpi_os_fixed_event_count(u32 fixed_event_number);
184
Linus Torvalds1da177e2005-04-16 15:20:36 -0700185/*
186 * Threads and Scheduling
187 */
Bob Moore83135242006-10-03 00:00:00 -0400188acpi_thread_id acpi_os_get_thread_id(void);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700189
190acpi_status
Bob Moore958dd242006-05-12 17:12:00 -0400191acpi_os_execute(acpi_execute_type type,
192 acpi_osd_exec_callback function, void *context);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700193
Zhang Rui19cd8472008-08-28 10:05:06 +0800194acpi_status
195acpi_os_hotplug_execute(acpi_osd_exec_callback function, void *context);
196
Len Brown4be44fc2005-08-05 00:44:28 -0400197void acpi_os_wait_events_complete(void *context);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700198
Len Brown4be44fc2005-08-05 00:44:28 -0400199void acpi_os_sleep(acpi_integer milliseconds);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700200
Len Brown4be44fc2005-08-05 00:44:28 -0400201void acpi_os_stall(u32 microseconds);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700202
203/*
204 * Platform and hardware-independent I/O interfaces
205 */
Len Brown4be44fc2005-08-05 00:44:28 -0400206acpi_status acpi_os_read_port(acpi_io_address address, u32 * value, u32 width);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700207
Len Brown4be44fc2005-08-05 00:44:28 -0400208acpi_status acpi_os_write_port(acpi_io_address address, u32 value, u32 width);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700209
210/*
211 * Platform and hardware-independent physical memory interfaces
212 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700213acpi_status
Len Brown4be44fc2005-08-05 00:44:28 -0400214acpi_os_read_memory(acpi_physical_address address, u32 * value, u32 width);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700215
216acpi_status
Len Brown4be44fc2005-08-05 00:44:28 -0400217acpi_os_write_memory(acpi_physical_address address, u32 value, u32 width);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700218
219/*
220 * Platform and hardware-independent PCI configuration space access
221 * Note: Can't use "Register" as a parameter, changed to "Reg" --
222 * certain compilers complain.
223 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700224acpi_status
Len Brown4be44fc2005-08-05 00:44:28 -0400225acpi_os_read_pci_configuration(struct acpi_pci_id *pci_id,
Linus Torvalds10270d42008-02-13 09:56:14 -0800226 u32 reg, u32 *value, u32 width);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700227
228acpi_status
Len Brown4be44fc2005-08-05 00:44:28 -0400229acpi_os_write_pci_configuration(struct acpi_pci_id *pci_id,
230 u32 reg, acpi_integer value, u32 width);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700231
232/*
233 * Interim function needed for PCI IRQ routing
234 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700235void
Len Brown4be44fc2005-08-05 00:44:28 -0400236acpi_os_derive_pci_id(acpi_handle rhandle,
237 acpi_handle chandle, struct acpi_pci_id **pci_id);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700238
239/*
240 * Miscellaneous
241 */
Bob Mooreb229cf92006-04-21 17:15:00 -0400242acpi_status acpi_os_validate_interface(char *interface);
Len Brownae00d812007-05-29 18:43:33 -0400243acpi_status acpi_osi_invalidate(char* interface);
Bob Mooreb229cf92006-04-21 17:15:00 -0400244
Len Brown7cb7f452009-07-27 18:42:38 -0400245acpi_status
246acpi_os_validate_address(u8 space_id, acpi_physical_address address,
247 acpi_size length, char *name);
Lin Minga5fe1a02009-08-13 10:43:27 +0800248acpi_status
249acpi_os_invalidate_address(u8 space_id, acpi_physical_address address,
250 acpi_size length);
Len Brown7cb7f452009-07-27 18:42:38 -0400251
Len Brown4be44fc2005-08-05 00:44:28 -0400252u64 acpi_os_get_timer(void);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700253
Len Brown4be44fc2005-08-05 00:44:28 -0400254acpi_status acpi_os_signal(u32 function, void *info);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700255
256/*
257 * Debug print routines
258 */
Len Brown4be44fc2005-08-05 00:44:28 -0400259void ACPI_INTERNAL_VAR_XFACE acpi_os_printf(const char *format, ...);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700260
Len Brown4be44fc2005-08-05 00:44:28 -0400261void acpi_os_vprintf(const char *format, va_list args);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700262
Len Brown4be44fc2005-08-05 00:44:28 -0400263void acpi_os_redirect_output(void *destination);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700264
Robert Moore44f6c012005-04-18 22:49:35 -0400265#ifdef ACPI_FUTURE_USAGE
Linus Torvalds1da177e2005-04-16 15:20:36 -0700266/*
267 * Debug input
268 */
Len Brown4be44fc2005-08-05 00:44:28 -0400269u32 acpi_os_get_line(char *buffer);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700270#endif
271
Linus Torvalds1da177e2005-04-16 15:20:36 -0700272/*
273 * Directory manipulation
274 */
Len Brown4be44fc2005-08-05 00:44:28 -0400275void *acpi_os_open_directory(char *pathname,
276 char *wildcard_spec, char requested_file_type);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700277
278/* requeste_file_type values */
279
280#define REQUEST_FILE_ONLY 0
281#define REQUEST_DIR_ONLY 1
282
Len Brown4be44fc2005-08-05 00:44:28 -0400283char *acpi_os_get_next_filename(void *dir_handle);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700284
Len Brown4be44fc2005-08-05 00:44:28 -0400285void acpi_os_close_directory(void *dir_handle);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700286
Len Brown4be44fc2005-08-05 00:44:28 -0400287#endif /* __ACPIOSXF_H__ */