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ACPICA: Support for custom ACPICA build for ACPI 5 reduced hardware 

Add ACPI_REDUCED_HARDWARE flag that removes all hardware-related
code (about 10% code, 5% static data).

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Bob Moore 2012-02-14 18:14:27 +08:00 committed by Len Brown
parent d08310fe0d
commit 33620c5419
29 changed files with 520 additions and 309 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/acpi/acpica/accommon.h
View File

@ -51,7 +51,6 @@
*
* Note: The order of these include files is important.
*/
#include "acconfig.h" /* Global configuration constants */
#include "acmacros.h" /* C macros */
#include "aclocal.h" /* Internal data types */
#include "acobject.h" /* ACPI internal object */

8
drivers/acpi/acpica/acdebug.h
View File

@ -111,7 +111,7 @@ acpi_status acpi_db_find_name_in_namespace(char *name_arg);
void acpi_db_set_scope(char *name);
acpi_status acpi_db_sleep(char *object_arg);
ACPI_HW_DEPENDENT_RETURN_OK(acpi_status acpi_db_sleep(char *object_arg))
void acpi_db_find_references(char *object_arg);
@ -119,11 +119,13 @@ void acpi_db_display_locks(void);
void acpi_db_display_resources(char *object_arg);
void acpi_db_display_gpes(void);
ACPI_HW_DEPENDENT_RETURN_VOID(void acpi_db_display_gpes(void))
void acpi_db_check_integrity(void);
void acpi_db_generate_gpe(char *gpe_arg, char *block_arg);
ACPI_HW_DEPENDENT_RETURN_VOID(void
acpi_db_generate_gpe(char *gpe_arg,
char *block_arg))
void acpi_db_check_predefined_names(void);

21
drivers/acpi/acpica/acevents.h
View File

@ -69,11 +69,10 @@ acpi_ev_queue_notify_request(struct acpi_namespace_node *node,
*/
acpi_status acpi_ev_init_global_lock_handler(void);
acpi_status acpi_ev_acquire_global_lock(u16 timeout);
acpi_status acpi_ev_release_global_lock(void);
acpi_status acpi_ev_remove_global_lock_handler(void);
ACPI_HW_DEPENDENT_RETURN_OK(acpi_status
acpi_ev_acquire_global_lock(u16 timeout))
ACPI_HW_DEPENDENT_RETURN_OK(acpi_status acpi_ev_release_global_lock(void))
acpi_status acpi_ev_remove_global_lock_handler(void);
/*
* evgpe - Low-level GPE support
@ -114,7 +113,9 @@ acpi_ev_initialize_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
struct acpi_gpe_block_info *gpe_block,
void *context);
acpi_status acpi_ev_delete_gpe_block(struct acpi_gpe_block_info *gpe_block);
ACPI_HW_DEPENDENT_RETURN_OK(acpi_status
acpi_ev_delete_gpe_block(struct acpi_gpe_block_info
*gpe_block))
u32
acpi_ev_gpe_dispatch(struct acpi_namespace_node *gpe_device,
@ -126,9 +127,10 @@ acpi_ev_gpe_dispatch(struct acpi_namespace_node *gpe_device,
*/
acpi_status acpi_ev_gpe_initialize(void);
void acpi_ev_update_gpes(acpi_owner_id table_owner_id);
ACPI_HW_DEPENDENT_RETURN_VOID(void
acpi_ev_update_gpes(acpi_owner_id table_owner_id))
acpi_status
acpi_status
acpi_ev_match_gpe_method(acpi_handle obj_handle,
u32 level, void *context, void **return_value);
@ -237,6 +239,5 @@ acpi_status acpi_ev_remove_sci_handler(void);
u32 acpi_ev_initialize_sCI(u32 program_sCI);
void acpi_ev_terminate(void);
ACPI_HW_DEPENDENT_RETURN_VOID(void acpi_ev_terminate(void))
#endif /* __ACEVENTS_H__ */

11
drivers/acpi/acpica/acglobal.h
View File

@ -147,7 +147,7 @@ u8 acpi_gbl_system_awake_and_running;
*/
u8 acpi_gbl_reduced_hardware;
#endif
#endif /* DEFINE_ACPI_GLOBALS */
/* Do not disassemble buffers to resource descriptors */
@ -184,8 +184,12 @@ ACPI_EXTERN u32 acpi_gbl_trace_dbg_layer;
* found in the RSDT/XSDT.
*/
ACPI_EXTERN struct acpi_table_list acpi_gbl_root_table_list;
#if (!ACPI_REDUCED_HARDWARE)
ACPI_EXTERN struct acpi_table_facs *acpi_gbl_FACS;
#endif /* !ACPI_REDUCED_HARDWARE */
/* These addresses are calculated from the FADT Event Block addresses */
ACPI_EXTERN struct acpi_generic_address acpi_gbl_xpm1a_status;
@ -397,10 +401,15 @@ ACPI_EXTERN struct acpi_fixed_event_handler
ACPI_EXTERN struct acpi_gpe_xrupt_info *acpi_gbl_gpe_xrupt_list_head;
ACPI_EXTERN struct acpi_gpe_block_info
*acpi_gbl_gpe_fadt_blocks[ACPI_MAX_GPE_BLOCKS];
#if (!ACPI_REDUCED_HARDWARE)
ACPI_EXTERN u8 acpi_gbl_all_gpes_initialized;
ACPI_EXTERN ACPI_GBL_EVENT_HANDLER acpi_gbl_global_event_handler;
ACPI_EXTERN void *acpi_gbl_global_event_handler_context;
#endif /* !ACPI_REDUCED_HARDWARE */
/*****************************************************************************
*
* Debugger globals

4
drivers/acpi/acpica/evevent.c
View File

@ -47,7 +47,7 @@
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME("evevent")
#if (!ACPI_REDUCED_HARDWARE) /* Entire module */
/* Local prototypes */
static acpi_status acpi_ev_fixed_event_initialize(void);
@ -291,3 +291,5 @@ static u32 acpi_ev_fixed_event_dispatch(u32 event)
return ((acpi_gbl_fixed_event_handlers[event].
handler) (acpi_gbl_fixed_event_handlers[event].context));
}
#endif /* !ACPI_REDUCED_HARDWARE */

4
drivers/acpi/acpica/evglock.c
View File

@ -48,7 +48,7 @@
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME("evglock")
#if (!ACPI_REDUCED_HARDWARE) /* Entire module */
/* Local prototypes */
static u32 acpi_ev_global_lock_handler(void *context);
@ -339,3 +339,5 @@ acpi_status acpi_ev_release_global_lock(void)
acpi_os_release_mutex(acpi_gbl_global_lock_mutex->mutex.os_mutex);
return_ACPI_STATUS(status);
}
#endif /* !ACPI_REDUCED_HARDWARE */

4
drivers/acpi/acpica/evgpe.c
View File

@ -48,7 +48,7 @@
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME("evgpe")
#if (!ACPI_REDUCED_HARDWARE) /* Entire module */
/* Local prototypes */
static void ACPI_SYSTEM_XFACE acpi_ev_asynch_execute_gpe_method(void *context);
@ -766,3 +766,5 @@ acpi_ev_gpe_dispatch(struct acpi_namespace_node *gpe_device,
return_UINT32(ACPI_INTERRUPT_HANDLED);
}
#endif /* !ACPI_REDUCED_HARDWARE */

4
drivers/acpi/acpica/evgpeblk.c
View File

@ -48,7 +48,7 @@
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME("evgpeblk")
#if (!ACPI_REDUCED_HARDWARE) /* Entire module */
/* Local prototypes */
static acpi_status
acpi_ev_install_gpe_block(struct acpi_gpe_block_info *gpe_block,
@ -504,3 +504,5 @@ acpi_ev_initialize_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
return_ACPI_STATUS(AE_OK);
}
#endif /* !ACPI_REDUCED_HARDWARE */

4
drivers/acpi/acpica/evgpeinit.c
View File

@ -48,7 +48,7 @@
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME("evgpeinit")
#if (!ACPI_REDUCED_HARDWARE) /* Entire module */
/*
* Note: History of _PRW support in ACPICA
*
@ -440,3 +440,5 @@ acpi_ev_match_gpe_method(acpi_handle obj_handle,
name, gpe_number));
return_ACPI_STATUS(AE_OK);
}
#endif /* !ACPI_REDUCED_HARDWARE */

3
drivers/acpi/acpica/evgpeutil.c
View File

@ -48,6 +48,7 @@
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME("evgpeutil")
#if (!ACPI_REDUCED_HARDWARE) /* Entire module */
/*******************************************************************************
*
* FUNCTION: acpi_ev_walk_gpe_list
@ -374,3 +375,5 @@ acpi_ev_delete_gpe_handlers(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
return_ACPI_STATUS(AE_OK);
}
#endif /* !ACPI_REDUCED_HARDWARE */

3
drivers/acpi/acpica/evmisc.c
View File

@ -270,6 +270,7 @@ static void ACPI_SYSTEM_XFACE acpi_ev_notify_dispatch(void *context)
acpi_ut_delete_generic_state(notify_info);
}
#if (!ACPI_REDUCED_HARDWARE)
/******************************************************************************
*
* FUNCTION: acpi_ev_terminate
@ -338,3 +339,5 @@ void acpi_ev_terminate(void)
}
return_VOID;
}
#endif /* !ACPI_REDUCED_HARDWARE */

4
drivers/acpi/acpica/evsci.c
View File

@ -48,7 +48,7 @@
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME("evsci")
#if (!ACPI_REDUCED_HARDWARE) /* Entire module */
/* Local prototypes */
static u32 ACPI_SYSTEM_XFACE acpi_ev_sci_xrupt_handler(void *context);
@ -181,3 +181,5 @@ acpi_status acpi_ev_remove_sci_handler(void)
return_ACPI_STATUS(status);
}
#endif /* !ACPI_REDUCED_HARDWARE */

436
drivers/acpi/acpica/evxface.c
View File

@ -51,222 +51,6 @@
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME("evxface")
/*******************************************************************************
*
* FUNCTION: acpi_install_exception_handler
*
* PARAMETERS: Handler - Pointer to the handler function for the
* event
*
* RETURN: Status
*
* DESCRIPTION: Saves the pointer to the handler function
*
******************************************************************************/
#ifdef ACPI_FUTURE_USAGE
acpi_status acpi_install_exception_handler(acpi_exception_handler handler)
{
acpi_status status;
ACPI_FUNCTION_TRACE(acpi_install_exception_handler);
status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Don't allow two handlers. */
if (acpi_gbl_exception_handler) {
status = AE_ALREADY_EXISTS;
goto cleanup;
}
/* Install the handler */
acpi_gbl_exception_handler = handler;
cleanup:
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_ACPI_STATUS(status);
}
ACPI_EXPORT_SYMBOL(acpi_install_exception_handler)
#endif /* ACPI_FUTURE_USAGE */
/*******************************************************************************
*
* FUNCTION: acpi_install_global_event_handler
*
* PARAMETERS: Handler - Pointer to the global event handler function
* Context - Value passed to the handler on each event
*
* RETURN: Status
*
* DESCRIPTION: Saves the pointer to the handler function. The global handler
* is invoked upon each incoming GPE and Fixed Event. It is
* invoked at interrupt level at the time of the event dispatch.
* Can be used to update event counters, etc.
*
******************************************************************************/
acpi_status
acpi_install_global_event_handler(ACPI_GBL_EVENT_HANDLER handler, void *context)
{
acpi_status status;
ACPI_FUNCTION_TRACE(acpi_install_global_event_handler);
/* Parameter validation */
if (!handler) {
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Don't allow two handlers. */
if (acpi_gbl_global_event_handler) {
status = AE_ALREADY_EXISTS;
goto cleanup;
}
acpi_gbl_global_event_handler = handler;
acpi_gbl_global_event_handler_context = context;
cleanup:
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_ACPI_STATUS(status);
}
ACPI_EXPORT_SYMBOL(acpi_install_global_event_handler)
/*******************************************************************************
*
* FUNCTION: acpi_install_fixed_event_handler
*
* PARAMETERS: Event - Event type to enable.
* Handler - Pointer to the handler function for the
* event
* Context - Value passed to the handler on each GPE
*
* RETURN: Status
*
* DESCRIPTION: Saves the pointer to the handler function and then enables the
* event.
*
******************************************************************************/
acpi_status
acpi_install_fixed_event_handler(u32 event,
acpi_event_handler handler, void *context)
{
acpi_status status;
ACPI_FUNCTION_TRACE(acpi_install_fixed_event_handler);
/* Parameter validation */
if (event > ACPI_EVENT_MAX) {
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Don't allow two handlers. */
if (NULL != acpi_gbl_fixed_event_handlers[event].handler) {
status = AE_ALREADY_EXISTS;
goto cleanup;
}
/* Install the handler before enabling the event */
acpi_gbl_fixed_event_handlers[event].handler = handler;
acpi_gbl_fixed_event_handlers[event].context = context;
status = acpi_clear_event(event);
if (ACPI_SUCCESS(status))
status = acpi_enable_event(event, 0);
if (ACPI_FAILURE(status)) {
ACPI_WARNING((AE_INFO, "Could not enable fixed event 0x%X",
event));
/* Remove the handler */
acpi_gbl_fixed_event_handlers[event].handler = NULL;
acpi_gbl_fixed_event_handlers[event].context = NULL;
} else {
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Enabled fixed event %X, Handler=%p\n", event,
handler));
}
cleanup:
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_ACPI_STATUS(status);
}
ACPI_EXPORT_SYMBOL(acpi_install_fixed_event_handler)
/*******************************************************************************
*
* FUNCTION: acpi_remove_fixed_event_handler
*
* PARAMETERS: Event - Event type to disable.
* Handler - Address of the handler
*
* RETURN: Status
*
* DESCRIPTION: Disables the event and unregisters the event handler.
*
******************************************************************************/
acpi_status
acpi_remove_fixed_event_handler(u32 event, acpi_event_handler handler)
{
acpi_status status = AE_OK;
ACPI_FUNCTION_TRACE(acpi_remove_fixed_event_handler);
/* Parameter validation */
if (event > ACPI_EVENT_MAX) {
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Disable the event before removing the handler */
status = acpi_disable_event(event, 0);
/* Always Remove the handler */
acpi_gbl_fixed_event_handlers[event].handler = NULL;
acpi_gbl_fixed_event_handlers[event].context = NULL;
if (ACPI_FAILURE(status)) {
ACPI_WARNING((AE_INFO,
"Could not write to fixed event enable register 0x%X",
event));
} else {
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Disabled fixed event %X\n",
event));
}
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_ACPI_STATUS(status);
}
ACPI_EXPORT_SYMBOL(acpi_remove_fixed_event_handler)
/*******************************************************************************
*
@ -334,6 +118,7 @@ acpi_add_handler_object(struct acpi_object_notify_handler *parent_obj,
return AE_OK;
}
/*******************************************************************************
*
* FUNCTION: acpi_install_notify_handler
@ -703,6 +488,224 @@ acpi_remove_notify_handler(acpi_handle device,
ACPI_EXPORT_SYMBOL(acpi_remove_notify_handler)
/*******************************************************************************
*
* FUNCTION: acpi_install_exception_handler
*
* PARAMETERS: Handler - Pointer to the handler function for the
* event
*
* RETURN: Status
*
* DESCRIPTION: Saves the pointer to the handler function
*
******************************************************************************/
#ifdef ACPI_FUTURE_USAGE
acpi_status acpi_install_exception_handler(acpi_exception_handler handler)
{
acpi_status status;
ACPI_FUNCTION_TRACE(acpi_install_exception_handler);
status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Don't allow two handlers. */
if (acpi_gbl_exception_handler) {
status = AE_ALREADY_EXISTS;
goto cleanup;
}
/* Install the handler */
acpi_gbl_exception_handler = handler;
cleanup:
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_ACPI_STATUS(status);
}
ACPI_EXPORT_SYMBOL(acpi_install_exception_handler)
#endif /* ACPI_FUTURE_USAGE */
#if (!ACPI_REDUCED_HARDWARE)
/*******************************************************************************
*
* FUNCTION: acpi_install_global_event_handler
*
* PARAMETERS: Handler - Pointer to the global event handler function
* Context - Value passed to the handler on each event
*
* RETURN: Status
*
* DESCRIPTION: Saves the pointer to the handler function. The global handler
* is invoked upon each incoming GPE and Fixed Event. It is
* invoked at interrupt level at the time of the event dispatch.
* Can be used to update event counters, etc.
*
******************************************************************************/
acpi_status
acpi_install_global_event_handler(ACPI_GBL_EVENT_HANDLER handler, void *context)
{
acpi_status status;
ACPI_FUNCTION_TRACE(acpi_install_global_event_handler);
/* Parameter validation */
if (!handler) {
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Don't allow two handlers. */
if (acpi_gbl_global_event_handler) {
status = AE_ALREADY_EXISTS;
goto cleanup;
}
acpi_gbl_global_event_handler = handler;
acpi_gbl_global_event_handler_context = context;
cleanup:
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_ACPI_STATUS(status);
}
ACPI_EXPORT_SYMBOL(acpi_install_global_event_handler)
/*******************************************************************************
*
* FUNCTION: acpi_install_fixed_event_handler
*
* PARAMETERS: Event - Event type to enable.
* Handler - Pointer to the handler function for the
* event
* Context - Value passed to the handler on each GPE
*
* RETURN: Status
*
* DESCRIPTION: Saves the pointer to the handler function and then enables the
* event.
*
******************************************************************************/
acpi_status
acpi_install_fixed_event_handler(u32 event,
acpi_event_handler handler, void *context)
{
acpi_status status;
ACPI_FUNCTION_TRACE(acpi_install_fixed_event_handler);
/* Parameter validation */
if (event > ACPI_EVENT_MAX) {
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Don't allow two handlers. */
if (NULL != acpi_gbl_fixed_event_handlers[event].handler) {
status = AE_ALREADY_EXISTS;
goto cleanup;
}
/* Install the handler before enabling the event */
acpi_gbl_fixed_event_handlers[event].handler = handler;
acpi_gbl_fixed_event_handlers[event].context = context;
status = acpi_clear_event(event);
if (ACPI_SUCCESS(status))
status = acpi_enable_event(event, 0);
if (ACPI_FAILURE(status)) {
ACPI_WARNING((AE_INFO, "Could not enable fixed event 0x%X",
event));
/* Remove the handler */
acpi_gbl_fixed_event_handlers[event].handler = NULL;
acpi_gbl_fixed_event_handlers[event].context = NULL;
} else {
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Enabled fixed event %X, Handler=%p\n", event,
handler));
}
cleanup:
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_ACPI_STATUS(status);
}
ACPI_EXPORT_SYMBOL(acpi_install_fixed_event_handler)
/*******************************************************************************
*
* FUNCTION: acpi_remove_fixed_event_handler
*
* PARAMETERS: Event - Event type to disable.
* Handler - Address of the handler
*
* RETURN: Status
*
* DESCRIPTION: Disables the event and unregisters the event handler.
*
******************************************************************************/
acpi_status
acpi_remove_fixed_event_handler(u32 event, acpi_event_handler handler)
{
acpi_status status = AE_OK;
ACPI_FUNCTION_TRACE(acpi_remove_fixed_event_handler);
/* Parameter validation */
if (event > ACPI_EVENT_MAX) {
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Disable the event before removing the handler */
status = acpi_disable_event(event, 0);
/* Always Remove the handler */
acpi_gbl_fixed_event_handlers[event].handler = NULL;
acpi_gbl_fixed_event_handlers[event].context = NULL;
if (ACPI_FAILURE(status)) {
ACPI_WARNING((AE_INFO,
"Could not write to fixed event enable register 0x%X",
event));
} else {
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Disabled fixed event %X\n",
event));
}
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_ACPI_STATUS(status);
}
ACPI_EXPORT_SYMBOL(acpi_remove_fixed_event_handler)
/*******************************************************************************
*
* FUNCTION: acpi_install_gpe_handler
@ -984,3 +987,4 @@ acpi_status acpi_release_global_lock(u32 handle)
}
ACPI_EXPORT_SYMBOL(acpi_release_global_lock)
#endif /* !ACPI_REDUCED_HARDWARE */

2
drivers/acpi/acpica/evxfevnt.c
View File

@ -49,6 +49,7 @@
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME("evxfevnt")
#if (!ACPI_REDUCED_HARDWARE) /* Entire module */
/*******************************************************************************
*
* FUNCTION: acpi_enable
@ -352,3 +353,4 @@ acpi_status acpi_get_event_status(u32 event, acpi_event_status * event_status)
}
ACPI_EXPORT_SYMBOL(acpi_get_event_status)
#endif /* !ACPI_REDUCED_HARDWARE */

2
drivers/acpi/acpica/evxfgpe.c
View File

@ -50,6 +50,7 @@
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME("evxfgpe")
#if (!ACPI_REDUCED_HARDWARE) /* Entire module */
/******************************************************************************
*
* FUNCTION: acpi_update_all_gpes
@ -695,3 +696,4 @@ acpi_get_gpe_device(u32 index, acpi_handle *gpe_device)
}
ACPI_EXPORT_SYMBOL(acpi_get_gpe_device)
#endif /* !ACPI_REDUCED_HARDWARE */

3
drivers/acpi/acpica/hwacpi.c
View File

@ -48,6 +48,7 @@
#define _COMPONENT ACPI_HARDWARE
ACPI_MODULE_NAME("hwacpi")
#if (!ACPI_REDUCED_HARDWARE) /* Entire module */
/******************************************************************************
*
* FUNCTION: acpi_hw_set_mode
@ -166,3 +167,5 @@ u32 acpi_hw_get_mode(void)
return_UINT32(ACPI_SYS_MODE_LEGACY);
}
}
#endif /* !ACPI_REDUCED_HARDWARE */

4
drivers/acpi/acpica/hwgpe.c
View File

@ -48,7 +48,7 @@
#define _COMPONENT ACPI_HARDWARE
ACPI_MODULE_NAME("hwgpe")
#if (!ACPI_REDUCED_HARDWARE) /* Entire module */
/* Local prototypes */
static acpi_status
acpi_hw_enable_wakeup_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
@ -479,3 +479,5 @@ acpi_status acpi_hw_enable_all_wakeup_gpes(void)
status = acpi_ev_walk_gpe_list(acpi_hw_enable_wakeup_gpe_block, NULL);
return_ACPI_STATUS(status);
}
#endif /* !ACPI_REDUCED_HARDWARE */

8
drivers/acpi/acpica/hwregs.c
View File

@ -51,6 +51,7 @@
#define _COMPONENT ACPI_HARDWARE
ACPI_MODULE_NAME("hwregs")
#if (!ACPI_REDUCED_HARDWARE)
/* Local Prototypes */
static acpi_status
acpi_hw_read_multiple(u32 *value,
@ -62,6 +63,8 @@ acpi_hw_write_multiple(u32 value,
struct acpi_generic_address *register_a,
struct acpi_generic_address *register_b);
#endif /* !ACPI_REDUCED_HARDWARE */
/******************************************************************************
*
* FUNCTION: acpi_hw_validate_register
@ -240,6 +243,7 @@ acpi_status acpi_hw_write(u32 value, struct acpi_generic_address *reg)
return (status);
}
#if (!ACPI_REDUCED_HARDWARE)
/*******************************************************************************
*
* FUNCTION: acpi_hw_clear_acpi_status
@ -285,7 +289,7 @@ exit:
/*******************************************************************************
*
* FUNCTION: acpi_hw_get_register_bit_mask
* FUNCTION: acpi_hw_get_bit_register_info
*
* PARAMETERS: register_id - Index of ACPI Register to access
*
@ -658,3 +662,5 @@ acpi_hw_write_multiple(u32 value,
return (status);
}
#endif /* !ACPI_REDUCED_HARDWARE */

2
drivers/acpi/acpica/hwsleep.c
View File

@ -197,6 +197,7 @@ void acpi_hw_execute_SST(u32 indicator_id)
}
}
#if (!ACPI_REDUCED_HARDWARE)
/*******************************************************************************
*
* FUNCTION: acpi_hw_legacy_sleep
@ -512,6 +513,7 @@ acpi_status acpi_hw_legacy_wake(u8 sleep_state)
return_ACPI_STATUS(status);
}
#endif /* !ACPI_REDUCED_HARDWARE */
/*******************************************************************************
*

2
drivers/acpi/acpica/hwtimer.c
View File

@ -49,6 +49,7 @@
#define _COMPONENT ACPI_HARDWARE
ACPI_MODULE_NAME("hwtimer")
#if (!ACPI_REDUCED_HARDWARE) /* Entire module */
/******************************************************************************
*
* FUNCTION: acpi_get_timer_resolution
@ -187,3 +188,4 @@ acpi_get_timer_duration(u32 start_ticks, u32 end_ticks, u32 * time_elapsed)
}
ACPI_EXPORT_SYMBOL(acpi_get_timer_duration)
#endif /* !ACPI_REDUCED_HARDWARE */

3
drivers/acpi/acpica/hwxface.c
View File

@ -286,6 +286,7 @@ acpi_status acpi_write(u64 value, struct acpi_generic_address *reg)
ACPI_EXPORT_SYMBOL(acpi_write)
#if (!ACPI_REDUCED_HARDWARE)
/*******************************************************************************
*
* FUNCTION: acpi_read_bit_register
@ -453,7 +454,7 @@ unlock_and_exit:
}
ACPI_EXPORT_SYMBOL(acpi_write_bit_register)
#endif /* !ACPI_REDUCED_HARDWARE */
/*******************************************************************************
*
* FUNCTION: acpi_get_sleep_type_data

22
drivers/acpi/acpica/hwxfsleep.c
View File

@ -48,6 +48,7 @@
#define _COMPONENT ACPI_HARDWARE
ACPI_MODULE_NAME("hwxfsleep")
#if (!ACPI_REDUCED_HARDWARE)
/*******************************************************************************
*
* FUNCTION: acpi_set_firmware_waking_vector
@ -189,7 +190,7 @@ acpi_status asmlinkage acpi_enter_sleep_state_s4bios(void)
}
ACPI_EXPORT_SYMBOL(acpi_enter_sleep_state_s4bios)
#endif /* !ACPI_REDUCED_HARDWARE */
/*******************************************************************************
*
* FUNCTION: acpi_enter_sleep_state_prep
@ -290,6 +291,7 @@ acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state)
acpi_gbl_sleep_type_a, acpi_gbl_sleep_type_b));
return_ACPI_STATUS(AE_AML_OPERAND_VALUE);
}
#if (!ACPI_REDUCED_HARDWARE)
/* If Hardware Reduced flag is set, must use the extended sleep registers */
@ -301,6 +303,11 @@ acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state)
status = acpi_hw_legacy_sleep(sleep_state);
}
#else
status = acpi_hw_extended_sleep(sleep_state);
#endif /* !ACPI_REDUCED_HARDWARE */
return_ACPI_STATUS(status);
}
@ -326,6 +333,8 @@ acpi_status acpi_leave_sleep_state_prep(u8 sleep_state)
ACPI_FUNCTION_TRACE(acpi_leave_sleep_state);
#if (!ACPI_REDUCED_HARDWARE)
/* If Hardware Reduced flag is set, must use the extended sleep registers */
if (acpi_gbl_reduced_hardware || acpi_gbl_FADT.sleep_control.address) {
@ -335,6 +344,10 @@ acpi_status acpi_leave_sleep_state_prep(u8 sleep_state)
status = acpi_hw_legacy_wake_prep(sleep_state);
}
#else
status = acpi_hw_extended_wake_prep(sleep_state);
#endif /* !ACPI_REDUCED_HARDWARE */
return_ACPI_STATUS(status);
@ -361,6 +374,8 @@ acpi_status acpi_leave_sleep_state(u8 sleep_state)
ACPI_FUNCTION_TRACE(acpi_leave_sleep_state);
#if (!ACPI_REDUCED_HARDWARE)
/* If Hardware Reduced flag is set, must use the extended sleep registers */
if (acpi_gbl_reduced_hardware || acpi_gbl_FADT.sleep_control.address) {
@ -371,6 +386,11 @@ acpi_status acpi_leave_sleep_state(u8 sleep_state)
status = acpi_hw_legacy_wake(sleep_state);
}
#else
status = acpi_hw_extended_wake(sleep_state);
#endif /* !ACPI_REDUCED_HARDWARE */
return_ACPI_STATUS(status);
}

2
drivers/acpi/acpica/tbutils.c
View File

@ -118,6 +118,7 @@ acpi_tb_check_xsdt(acpi_physical_address address)
return AE_OK;
}
#if (!ACPI_REDUCED_HARDWARE)
/*******************************************************************************
*
* FUNCTION: acpi_tb_initialize_facs
@ -148,6 +149,7 @@ acpi_status acpi_tb_initialize_facs(void)
&acpi_gbl_FACS));
return status;
}
#endif /* !ACPI_REDUCED_HARDWARE */
/*******************************************************************************
*

9
drivers/acpi/acpica/utglobal.c
View File

@ -140,6 +140,7 @@ const struct acpi_predefined_names acpi_gbl_pre_defined_names[] = {
{NULL, ACPI_TYPE_ANY, NULL}
};
#if (!ACPI_REDUCED_HARDWARE)
/******************************************************************************
*
* Event and Hardware globals
@ -236,6 +237,7 @@ struct acpi_fixed_event_info acpi_gbl_fixed_event_info[ACPI_NUM_FIXED_EVENTS] =
ACPI_BITMASK_RT_CLOCK_STATUS,
ACPI_BITMASK_RT_CLOCK_ENABLE},
};
#endif /* !ACPI_REDUCED_HARDWARE */
/*******************************************************************************
*
@ -286,6 +288,8 @@ acpi_status acpi_ut_init_globals(void)
acpi_gbl_owner_id_mask[ACPI_NUM_OWNERID_MASKS - 1] = 0x80000000;
#if (!ACPI_REDUCED_HARDWARE)
/* GPE support */
acpi_gbl_gpe_xrupt_list_head = NULL;
@ -294,6 +298,10 @@ acpi_status acpi_ut_init_globals(void)
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_system_notify.handler = NULL;
@ -302,7 +310,6 @@ acpi_status acpi_ut_init_globals(void)
acpi_gbl_init_handler = NULL;
acpi_gbl_table_handler = NULL;
acpi_gbl_interface_handler = NULL;
acpi_gbl_global_event_handler = NULL;
/* Global Lock support */

37
drivers/acpi/acpica/utinit.c
View File

@ -53,27 +53,35 @@ ACPI_MODULE_NAME("utinit")
/* Local prototypes */
static void acpi_ut_terminate(void);
#if (!ACPI_REDUCED_HARDWARE)
static void acpi_ut_free_gpe_lists(void);
#else
#define acpi_ut_free_gpe_lists()
#endif /* !ACPI_REDUCED_HARDWARE */
#if (!ACPI_REDUCED_HARDWARE)
/******************************************************************************
*
* FUNCTION: acpi_ut_terminate
* FUNCTION: acpi_ut_free_gpe_lists
*
* PARAMETERS: none
*
* RETURN: none
*
* DESCRIPTION: Free global memory
* DESCRIPTION: Free global GPE lists
*
******************************************************************************/
static void acpi_ut_terminate(void)
static void acpi_ut_free_gpe_lists(void)
{
struct acpi_gpe_block_info *gpe_block;
struct acpi_gpe_block_info *next_gpe_block;
struct acpi_gpe_xrupt_info *gpe_xrupt_info;
struct acpi_gpe_xrupt_info *next_gpe_xrupt_info;
ACPI_FUNCTION_TRACE(ut_terminate);
/* Free global GPE blocks and related info structures */
gpe_xrupt_info = acpi_gbl_gpe_xrupt_list_head;
@ -91,7 +99,26 @@ static void acpi_ut_terminate(void)
ACPI_FREE(gpe_xrupt_info);
gpe_xrupt_info = next_gpe_xrupt_info;
}
}
#endif /* !ACPI_REDUCED_HARDWARE */
/******************************************************************************
*
* FUNCTION: acpi_ut_terminate
*
* PARAMETERS: none
*
* RETURN: none
*
* DESCRIPTION: Free global memory
*
******************************************************************************/
static void acpi_ut_terminate(void)
{
ACPI_FUNCTION_TRACE(ut_terminate);
acpi_ut_free_gpe_lists();
acpi_ut_delete_address_lists();
return_VOID;
}

6
drivers/acpi/acpica/utxface.c
View File

@ -145,6 +145,8 @@ acpi_status acpi_enable_subsystem(u32 flags)
ACPI_FUNCTION_TRACE(acpi_enable_subsystem);
#if (!ACPI_REDUCED_HARDWARE)
/* Enable ACPI mode */
if (!(flags & ACPI_NO_ACPI_ENABLE)) {
@ -169,6 +171,7 @@ acpi_status acpi_enable_subsystem(u32 flags)
ACPI_WARNING((AE_INFO, "Could not map the FACS table"));
return_ACPI_STATUS(status);
}
#endif /* !ACPI_REDUCED_HARDWARE */
/*
* Install the default op_region handlers. These are installed unless
@ -184,7 +187,7 @@ acpi_status acpi_enable_subsystem(u32 flags)
return_ACPI_STATUS(status);
}
}
#if (!ACPI_REDUCED_HARDWARE)
/*
* Initialize ACPI Event handling (Fixed and General Purpose)
*
@ -220,6 +223,7 @@ acpi_status acpi_enable_subsystem(u32 flags)
return_ACPI_STATUS(status);
}
}
#endif /* !ACPI_REDUCED_HARDWARE */
return_ACPI_STATUS(status);
}

17
drivers/acpi/acpica/acconfig.h → include/acpi/acconfig.h
View File

@ -85,6 +85,23 @@
*/
#define ACPI_CHECKSUM_ABORT FALSE
/*
* Generate a version of ACPICA that only supports "reduced hardware"
* platforms (as defined in ACPI 5.0). Set to TRUE to generate a specialized
* version of ACPICA that ONLY supports the ACPI 5.0 "reduced hardware"
* model. In other words, no ACPI hardware is supported.
*
* If TRUE, this means no support for the following:
* PM Event and Control registers
* SCI interrupt (and handler)
* Fixed Events
* General Purpose Events (GPEs)
* Global Lock
* ACPI PM timer
* FACS table (Waking vectors and Global Lock)
*/
#define ACPI_REDUCED_HARDWARE FALSE
/******************************************************************************
*
* Subsystem Constants

6
include/acpi/acexcep.h
View File

@ -89,8 +89,9 @@
#define AE_SAME_HANDLER (acpi_status) (0x0019 | AE_CODE_ENVIRONMENTAL)
#define AE_NO_HANDLER (acpi_status) (0x001A | AE_CODE_ENVIRONMENTAL)
#define AE_OWNER_ID_LIMIT (acpi_status) (0x001B | AE_CODE_ENVIRONMENTAL)
#define AE_NOT_CONFIGURED (acpi_status) (0x001C | AE_CODE_ENVIRONMENTAL)
#define AE_CODE_ENV_MAX 0x001B
#define AE_CODE_ENV_MAX 0x001C
/*
* Programmer exceptions
@ -213,7 +214,8 @@ char const *acpi_gbl_exception_names_env[] = {
"AE_ABORT_METHOD",
"AE_SAME_HANDLER",
"AE_NO_HANDLER",
"AE_OWNER_ID_LIMIT"
"AE_OWNER_ID_LIMIT",
"AE_NOT_CONFIGURED"
};
char const *acpi_gbl_exception_names_pgm[] = {

197
include/acpi/acpixf.h
View File

@ -49,6 +49,7 @@
#define ACPI_CA_VERSION 0x20120111
#include "acconfig.h"
#include "actypes.h"
#include "actbl.h"
@ -71,6 +72,33 @@ extern u8 acpi_gbl_copy_dsdt_locally;
extern u8 acpi_gbl_truncate_io_addresses;
extern u8 acpi_gbl_disable_auto_repair;
/*
* Hardware-reduced prototypes. All interfaces that use these macros will
* be configured out of the ACPICA build if the ACPI_REDUCED_HARDWARE flag
* is set to TRUE.
*/
#if (!ACPI_REDUCED_HARDWARE)
#define ACPI_HW_DEPENDENT_RETURN_STATUS(prototype) \
prototype;
#define ACPI_HW_DEPENDENT_RETURN_OK(prototype) \
prototype;
#define ACPI_HW_DEPENDENT_RETURN_VOID(prototype) \
prototype;
#else
#define ACPI_HW_DEPENDENT_RETURN_STATUS(prototype) \
static ACPI_INLINE prototype {return(AE_NOT_CONFIGURED);}
#define ACPI_HW_DEPENDENT_RETURN_OK(prototype) \
static ACPI_INLINE prototype {return(AE_OK);}
#define ACPI_HW_DEPENDENT_RETURN_VOID(prototype) \
static ACPI_INLINE prototype {}
#endif /* !ACPI_REDUCED_HARDWARE */
extern u32 acpi_current_gpe_count;
extern struct acpi_table_fadt acpi_gbl_FADT;
extern u8 acpi_gbl_system_awake_and_running;
@ -96,9 +124,8 @@ acpi_status acpi_terminate(void);
acpi_status acpi_subsystem_status(void);
#endif
acpi_status acpi_enable(void);
acpi_status acpi_disable(void);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enable(void))
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_disable(void))
#ifdef ACPI_FUTURE_USAGE
acpi_status acpi_get_system_info(struct acpi_buffer *ret_buffer);
@ -235,17 +262,34 @@ acpi_status acpi_get_parent(acpi_handle object, acpi_handle * out_handle);
acpi_status
acpi_install_initialization_handler(acpi_init_handler handler, u32 function);
acpi_status
acpi_install_global_event_handler(ACPI_GBL_EVENT_HANDLER handler,
void *context);
acpi_status
acpi_install_fixed_event_handler(u32 acpi_event,
acpi_event_handler handler, void *context);
acpi_status
acpi_remove_fixed_event_handler(u32 acpi_event, acpi_event_handler handler);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_install_global_event_handler
(ACPI_GBL_EVENT_HANDLER handler, void *context))
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_install_fixed_event_handler(u32
acpi_event,
acpi_event_handler
handler,
void
*context))
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_remove_fixed_event_handler(u32 acpi_event,
acpi_event_handler
handler))
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_install_gpe_handler(acpi_handle
gpe_device,
u32 gpe_number,
u32 type,
acpi_gpe_handler
address,
void *context))
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_remove_gpe_handler(acpi_handle gpe_device,
u32 gpe_number,
acpi_gpe_handler
address))
acpi_status
acpi_install_notify_handler(acpi_handle device,
u32 handler_type,
@ -266,15 +310,6 @@ acpi_remove_address_space_handler(acpi_handle device,
acpi_adr_space_type space_id,
acpi_adr_space_handler handler);
acpi_status
acpi_install_gpe_handler(acpi_handle gpe_device,
u32 gpe_number,
u32 type, acpi_gpe_handler address, void *context);
acpi_status
acpi_remove_gpe_handler(acpi_handle gpe_device,
u32 gpe_number, acpi_gpe_handler address);
#ifdef ACPI_FUTURE_USAGE
acpi_status acpi_install_exception_handler(acpi_exception_handler handler);
#endif
@ -284,9 +319,11 @@ acpi_status acpi_install_interface_handler(acpi_interface_handler handler);
/*
* Global Lock interfaces
*/
acpi_status acpi_acquire_global_lock(u16 timeout, u32 * handle);
acpi_status acpi_release_global_lock(u32 handle);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_acquire_global_lock(u16 timeout,
u32 *handle))
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_release_global_lock(u32 handle))
/*
* Interfaces to AML mutex objects
@ -299,47 +336,75 @@ acpi_status acpi_release_mutex(acpi_handle handle, acpi_string pathname);
/*
* Fixed Event interfaces
*/
acpi_status acpi_enable_event(u32 event, u32 flags);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_enable_event(u32 event, u32 flags))
acpi_status acpi_disable_event(u32 event, u32 flags);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_disable_event(u32 event, u32 flags))
acpi_status acpi_clear_event(u32 event);
acpi_status acpi_get_event_status(u32 event, acpi_event_status * event_status);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_clear_event(u32 event))
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_get_event_status(u32 event,
acpi_event_status
*event_status))
/*
* General Purpose Event (GPE) Interfaces
*/
acpi_status acpi_enable_gpe(acpi_handle gpe_device, u32 gpe_number);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_update_all_gpes(void))
acpi_status acpi_disable_gpe(acpi_handle gpe_device, u32 gpe_number);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_enable_gpe(acpi_handle gpe_device,
u32 gpe_number))
acpi_status acpi_clear_gpe(acpi_handle gpe_device, u32 gpe_number);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_disable_gpe(acpi_handle gpe_device,
u32 gpe_number))
acpi_status
acpi_setup_gpe_for_wake(acpi_handle parent_device,
acpi_handle gpe_device, u32 gpe_number);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_clear_gpe(acpi_handle gpe_device,
u32 gpe_number))
acpi_status acpi_set_gpe_wake_mask(acpi_handle gpe_device, u32 gpe_number, u8 action);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_set_gpe(acpi_handle gpe_device,
u32 gpe_number, u8 action))
acpi_status
acpi_get_gpe_status(acpi_handle gpe_device,
u32 gpe_number, acpi_event_status *event_status);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_finish_gpe(acpi_handle gpe_device,
u32 gpe_number))
acpi_status acpi_disable_all_gpes(void);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_setup_gpe_for_wake(acpi_handle
parent_device,
acpi_handle gpe_device,
u32 gpe_number))
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_set_gpe_wake_mask(acpi_handle gpe_device,
u32 gpe_number,
u8 action))
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_get_gpe_status(acpi_handle gpe_device,
u32 gpe_number,
acpi_event_status
*event_status))
acpi_status acpi_enable_all_runtime_gpes(void);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_disable_all_gpes(void))
acpi_status acpi_get_gpe_device(u32 gpe_index, acpi_handle *gpe_device);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enable_all_runtime_gpes(void))
acpi_status
acpi_install_gpe_block(acpi_handle gpe_device,
struct acpi_generic_address *gpe_block_address,
u32 register_count, u32 interrupt_number);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_get_gpe_device(u32 gpe_index,
acpi_handle * gpe_device))
acpi_status acpi_remove_gpe_block(acpi_handle gpe_device);
acpi_status acpi_update_all_gpes(void);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_install_gpe_block(acpi_handle gpe_device,
struct
acpi_generic_address
*gpe_block_address,
u32 register_count,
u32 interrupt_number))
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_remove_gpe_block(acpi_handle gpe_device))
/*
* Resource interfaces
@ -391,20 +456,31 @@ acpi_buffer_to_resource(u8 *aml_buffer,
*/
acpi_status acpi_reset(void);
acpi_status acpi_read_bit_register(u32 register_id, u32 *return_value);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_read_bit_register(u32 register_id,
u32 *return_value))
acpi_status acpi_write_bit_register(u32 register_id, u32 value);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_write_bit_register(u32 register_id,
u32 value))
acpi_status acpi_set_firmware_waking_vector(u32 physical_address);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_set_firmware_waking_vector(u32
physical_address))
#if ACPI_MACHINE_WIDTH == 64
acpi_status acpi_set_firmware_waking_vector64(u64 physical_address);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_set_firmware_waking_vector64(u64
physical_address))
#endif
acpi_status acpi_read(u64 *value, struct acpi_generic_address *reg);
acpi_status acpi_write(u64 value, struct acpi_generic_address *reg);
/*
* Sleep/Wake interfaces
*/
acpi_status
acpi_get_sleep_type_data(u8 sleep_state, u8 * slp_typ_a, u8 * slp_typ_b);
@ -412,7 +488,7 @@ acpi_status acpi_enter_sleep_state_prep(u8 sleep_state);
acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state);
acpi_status asmlinkage acpi_enter_sleep_state_s4bios(void);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status asmlinkage acpi_enter_sleep_state_s4bios(void))
acpi_status acpi_leave_sleep_state_prep(u8 sleep_state);
@ -422,12 +498,15 @@ acpi_status acpi_leave_sleep_state(u8 sleep_state);
* ACPI Timer interfaces
*/
#ifdef ACPI_FUTURE_USAGE
acpi_status acpi_get_timer_resolution(u32 *resolution);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_get_timer_resolution(u32 *resolution))
acpi_status acpi_get_timer(u32 *ticks);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_get_timer(u32 *ticks))
acpi_status
acpi_get_timer_duration(u32 start_ticks, u32 end_ticks, u32 *time_elapsed);
ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_get_timer_duration(u32 start_ticks,
u32 end_ticks,
u32 *time_elapsed))
#endif /* ACPI_FUTURE_USAGE */
/*