*****************************************************************************/
/*
- * Copyright (C) 2000 - 2005, R. Byron Moore
+ * Copyright (C) 2000 - 2006, R. Byron Moore
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* POSSIBILITY OF SUCH DAMAGES.
*/
-
#include <acpi/acpi.h>
#include <acpi/acinterp.h>
#include <acpi/amlcode.h>
#include <acpi/acevents.h>
#include <acpi/actables.h>
-
#define _COMPONENT ACPI_EXECUTER
- ACPI_MODULE_NAME ("excreate")
-
+ACPI_MODULE_NAME("excreate")
#ifndef ACPI_NO_METHOD_EXECUTION
-/*****************************************************************************
+/*******************************************************************************
*
* FUNCTION: acpi_ex_create_alias
*
*
* DESCRIPTION: Create a new named alias
*
- ****************************************************************************/
-
-acpi_status
-acpi_ex_create_alias (
- struct acpi_walk_state *walk_state)
+ ******************************************************************************/
+acpi_status acpi_ex_create_alias(struct acpi_walk_state *walk_state)
{
- struct acpi_namespace_node *target_node;
- struct acpi_namespace_node *alias_node;
- acpi_status status = AE_OK;
-
-
- ACPI_FUNCTION_TRACE ("ex_create_alias");
+ struct acpi_namespace_node *target_node;
+ struct acpi_namespace_node *alias_node;
+ acpi_status status = AE_OK;
+ ACPI_FUNCTION_TRACE("ex_create_alias");
/* Get the source/alias operands (both namespace nodes) */
- alias_node = (struct acpi_namespace_node *) walk_state->operands[0];
- target_node = (struct acpi_namespace_node *) walk_state->operands[1];
+ alias_node = (struct acpi_namespace_node *)walk_state->operands[0];
+ target_node = (struct acpi_namespace_node *)walk_state->operands[1];
if ((target_node->type == ACPI_TYPE_LOCAL_ALIAS) ||
- (target_node->type == ACPI_TYPE_LOCAL_METHOD_ALIAS)) {
+ (target_node->type == ACPI_TYPE_LOCAL_METHOD_ALIAS)) {
/*
* Dereference an existing alias so that we don't create a chain
* of aliases. With this code, we guarantee that an alias is
* always exactly one level of indirection away from the
* actual aliased name.
*/
- target_node = ACPI_CAST_PTR (struct acpi_namespace_node, target_node->object);
+ target_node =
+ ACPI_CAST_PTR(struct acpi_namespace_node,
+ target_node->object);
}
/*
* types, the object can change dynamically via a Store.
*/
alias_node->type = ACPI_TYPE_LOCAL_ALIAS;
- alias_node->object = ACPI_CAST_PTR (union acpi_operand_object, target_node);
+ alias_node->object =
+ ACPI_CAST_PTR(union acpi_operand_object, target_node);
break;
case ACPI_TYPE_METHOD:
* types, the object can change dynamically via a Store.
*/
alias_node->type = ACPI_TYPE_LOCAL_METHOD_ALIAS;
- alias_node->object = ACPI_CAST_PTR (union acpi_operand_object, target_node);
+ alias_node->object =
+ ACPI_CAST_PTR(union acpi_operand_object, target_node);
break;
default:
* additional reference to prevent deletion out from under either the
* target node or the alias Node
*/
- status = acpi_ns_attach_object (alias_node,
- acpi_ns_get_attached_object (target_node),
- target_node->type);
+ status = acpi_ns_attach_object(alias_node,
+ acpi_ns_get_attached_object
+ (target_node),
+ target_node->type);
break;
}
/* Since both operands are Nodes, we don't need to delete them */
- return_ACPI_STATUS (status);
+ return_ACPI_STATUS(status);
}
-
-/*****************************************************************************
+/*******************************************************************************
*
* FUNCTION: acpi_ex_create_event
*
*
* DESCRIPTION: Create a new event object
*
- ****************************************************************************/
+ ******************************************************************************/
-acpi_status
-acpi_ex_create_event (
- struct acpi_walk_state *walk_state)
+acpi_status acpi_ex_create_event(struct acpi_walk_state *walk_state)
{
- acpi_status status;
- union acpi_operand_object *obj_desc;
-
-
- ACPI_FUNCTION_TRACE ("ex_create_event");
+ acpi_status status;
+ union acpi_operand_object *obj_desc;
+ ACPI_FUNCTION_TRACE("ex_create_event");
- obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_EVENT);
+ obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_EVENT);
if (!obj_desc) {
status = AE_NO_MEMORY;
goto cleanup;
* Create the actual OS semaphore, with zero initial units -- meaning
* that the event is created in an unsignalled state
*/
- status = acpi_os_create_semaphore (ACPI_NO_UNIT_LIMIT, 0,
- &obj_desc->event.semaphore);
- if (ACPI_FAILURE (status)) {
+ status = acpi_os_create_semaphore(ACPI_NO_UNIT_LIMIT, 0,
+ &obj_desc->event.semaphore);
+ if (ACPI_FAILURE(status)) {
goto cleanup;
}
/* Attach object to the Node */
- status = acpi_ns_attach_object ((struct acpi_namespace_node *) walk_state->operands[0],
- obj_desc, ACPI_TYPE_EVENT);
+ status =
+ acpi_ns_attach_object((struct acpi_namespace_node *)walk_state->
+ operands[0], obj_desc, ACPI_TYPE_EVENT);
-cleanup:
+ cleanup:
/*
* Remove local reference to the object (on error, will cause deletion
* of both object and semaphore if present.)
*/
- acpi_ut_remove_reference (obj_desc);
- return_ACPI_STATUS (status);
+ acpi_ut_remove_reference(obj_desc);
+ return_ACPI_STATUS(status);
}
-
-/*****************************************************************************
+/*******************************************************************************
*
* FUNCTION: acpi_ex_create_mutex
*
*
* Mutex (Name[0], sync_level[1])
*
- ****************************************************************************/
+ ******************************************************************************/
-acpi_status
-acpi_ex_create_mutex (
- struct acpi_walk_state *walk_state)
+acpi_status acpi_ex_create_mutex(struct acpi_walk_state *walk_state)
{
- acpi_status status = AE_OK;
- union acpi_operand_object *obj_desc;
-
-
- ACPI_FUNCTION_TRACE_PTR ("ex_create_mutex", ACPI_WALK_OPERANDS);
+ acpi_status status = AE_OK;
+ union acpi_operand_object *obj_desc;
+ ACPI_FUNCTION_TRACE_PTR("ex_create_mutex", ACPI_WALK_OPERANDS);
/* Create the new mutex object */
- obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_MUTEX);
+ obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_MUTEX);
if (!obj_desc) {
status = AE_NO_MEMORY;
goto cleanup;
* One unit max to make it a mutex, with one initial unit to allow
* the mutex to be acquired.
*/
- status = acpi_os_create_semaphore (1, 1, &obj_desc->mutex.semaphore);
- if (ACPI_FAILURE (status)) {
+ status = acpi_os_create_semaphore(1, 1, &obj_desc->mutex.semaphore);
+ if (ACPI_FAILURE(status)) {
goto cleanup;
}
/* Init object and attach to NS node */
- obj_desc->mutex.sync_level = (u8) walk_state->operands[1]->integer.value;
- obj_desc->mutex.node = (struct acpi_namespace_node *) walk_state->operands[0];
-
- status = acpi_ns_attach_object (obj_desc->mutex.node,
- obj_desc, ACPI_TYPE_MUTEX);
+ obj_desc->mutex.sync_level =
+ (u8) walk_state->operands[1]->integer.value;
+ obj_desc->mutex.node =
+ (struct acpi_namespace_node *)walk_state->operands[0];
+ status = acpi_ns_attach_object(obj_desc->mutex.node,
+ obj_desc, ACPI_TYPE_MUTEX);
-cleanup:
+ cleanup:
/*
* Remove local reference to the object (on error, will cause deletion
* of both object and semaphore if present.)
*/
- acpi_ut_remove_reference (obj_desc);
- return_ACPI_STATUS (status);
+ acpi_ut_remove_reference(obj_desc);
+ return_ACPI_STATUS(status);
}
-
-/*****************************************************************************
+/*******************************************************************************
*
* FUNCTION: acpi_ex_create_region
*
* PARAMETERS: aml_start - Pointer to the region declaration AML
* aml_length - Max length of the declaration AML
- * Operands - List of operands for the opcode
+ * region_space - space_iD for the region
* walk_state - Current state
*
* RETURN: Status
*
* DESCRIPTION: Create a new operation region object
*
- ****************************************************************************/
+ ******************************************************************************/
acpi_status
-acpi_ex_create_region (
- u8 *aml_start,
- u32 aml_length,
- u8 region_space,
- struct acpi_walk_state *walk_state)
+acpi_ex_create_region(u8 * aml_start,
+ u32 aml_length,
+ u8 region_space, struct acpi_walk_state *walk_state)
{
- acpi_status status;
- union acpi_operand_object *obj_desc;
- struct acpi_namespace_node *node;
- union acpi_operand_object *region_obj2;
-
-
- ACPI_FUNCTION_TRACE ("ex_create_region");
+ acpi_status status;
+ union acpi_operand_object *obj_desc;
+ struct acpi_namespace_node *node;
+ union acpi_operand_object *region_obj2;
+ ACPI_FUNCTION_TRACE("ex_create_region");
/* Get the Namespace Node */
* If the region object is already attached to this node,
* just return
*/
- if (acpi_ns_get_attached_object (node)) {
- return_ACPI_STATUS (AE_OK);
+ if (acpi_ns_get_attached_object(node)) {
+ return_ACPI_STATUS(AE_OK);
}
/*
* range
*/
if ((region_space >= ACPI_NUM_PREDEFINED_REGIONS) &&
- (region_space < ACPI_USER_REGION_BEGIN)) {
- ACPI_REPORT_ERROR (("Invalid address_space type %X\n", region_space));
- return_ACPI_STATUS (AE_AML_INVALID_SPACE_ID);
+ (region_space < ACPI_USER_REGION_BEGIN)) {
+ ACPI_ERROR((AE_INFO, "Invalid address_space type %X",
+ region_space));
+ return_ACPI_STATUS(AE_AML_INVALID_SPACE_ID);
}
- ACPI_DEBUG_PRINT ((ACPI_DB_LOAD, "Region Type - %s (%X)\n",
- acpi_ut_get_region_name (region_space), region_space));
+ ACPI_DEBUG_PRINT((ACPI_DB_LOAD, "Region Type - %s (%X)\n",
+ acpi_ut_get_region_name(region_space), region_space));
/* Create the region descriptor */
- obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_REGION);
+ obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_REGION);
if (!obj_desc) {
status = AE_NO_MEMORY;
goto cleanup;
* Remember location in AML stream of address & length
* operands since they need to be evaluated at run time.
*/
- region_obj2 = obj_desc->common.next_object;
+ region_obj2 = obj_desc->common.next_object;
region_obj2->extra.aml_start = aml_start;
region_obj2->extra.aml_length = aml_length;
obj_desc->region.space_id = region_space;
obj_desc->region.address = 0;
obj_desc->region.length = 0;
- obj_desc->region.node = node;
+ obj_desc->region.node = node;
/* Install the new region object in the parent Node */
- status = acpi_ns_attach_object (node, obj_desc, ACPI_TYPE_REGION);
-
+ status = acpi_ns_attach_object(node, obj_desc, ACPI_TYPE_REGION);
-cleanup:
+ cleanup:
/* Remove local reference to the object */
- acpi_ut_remove_reference (obj_desc);
- return_ACPI_STATUS (status);
+ acpi_ut_remove_reference(obj_desc);
+ return_ACPI_STATUS(status);
}
-
-/*****************************************************************************
+/*******************************************************************************
*
* FUNCTION: acpi_ex_create_table_region
*
*
* DESCRIPTION: Create a new data_table_region object
*
- ****************************************************************************/
+ ******************************************************************************/
-acpi_status
-acpi_ex_create_table_region (
- struct acpi_walk_state *walk_state)
+acpi_status acpi_ex_create_table_region(struct acpi_walk_state *walk_state)
{
- acpi_status status;
- union acpi_operand_object **operand = &walk_state->operands[0];
- union acpi_operand_object *obj_desc;
- struct acpi_namespace_node *node;
- struct acpi_table_header *table;
- union acpi_operand_object *region_obj2;
-
-
- ACPI_FUNCTION_TRACE ("ex_create_table_region");
+ acpi_status status;
+ union acpi_operand_object **operand = &walk_state->operands[0];
+ union acpi_operand_object *obj_desc;
+ struct acpi_namespace_node *node;
+ struct acpi_table_header *table;
+ union acpi_operand_object *region_obj2;
+ ACPI_FUNCTION_TRACE("ex_create_table_region");
/* Get the Node from the object stack */
* If the region object is already attached to this node,
* just return
*/
- if (acpi_ns_get_attached_object (node)) {
- return_ACPI_STATUS (AE_OK);
+ if (acpi_ns_get_attached_object(node)) {
+ return_ACPI_STATUS(AE_OK);
}
/* Find the ACPI table */
- status = acpi_tb_find_table (operand[1]->string.pointer,
- operand[2]->string.pointer,
- operand[3]->string.pointer, &table);
- if (ACPI_FAILURE (status)) {
- return_ACPI_STATUS (status);
+ status = acpi_tb_find_table(operand[1]->string.pointer,
+ operand[2]->string.pointer,
+ operand[3]->string.pointer, &table);
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
}
/* Create the region descriptor */
- obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_REGION);
+ obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_REGION);
if (!obj_desc) {
- return_ACPI_STATUS (AE_NO_MEMORY);
+ return_ACPI_STATUS(AE_NO_MEMORY);
}
- region_obj2 = obj_desc->common.next_object;
+ region_obj2 = obj_desc->common.next_object;
region_obj2->extra.region_context = NULL;
/* Init the region from the operands */
obj_desc->region.space_id = REGION_DATA_TABLE;
- obj_desc->region.address = (acpi_physical_address) ACPI_TO_INTEGER (table);
+ obj_desc->region.address =
+ (acpi_physical_address) ACPI_TO_INTEGER(table);
obj_desc->region.length = table->length;
- obj_desc->region.node = node;
- obj_desc->region.flags = AOPOBJ_DATA_VALID;
+ obj_desc->region.node = node;
+ obj_desc->region.flags = AOPOBJ_DATA_VALID;
/* Install the new region object in the parent Node */
- status = acpi_ns_attach_object (node, obj_desc, ACPI_TYPE_REGION);
- if (ACPI_FAILURE (status)) {
+ status = acpi_ns_attach_object(node, obj_desc, ACPI_TYPE_REGION);
+ if (ACPI_FAILURE(status)) {
goto cleanup;
}
- status = acpi_ev_initialize_region (obj_desc, FALSE);
- if (ACPI_FAILURE (status)) {
+ status = acpi_ev_initialize_region(obj_desc, FALSE);
+ if (ACPI_FAILURE(status)) {
if (status == AE_NOT_EXIST) {
status = AE_OK;
- }
- else {
+ } else {
goto cleanup;
}
}
obj_desc->region.flags |= AOPOBJ_SETUP_COMPLETE;
-
-cleanup:
+ cleanup:
/* Remove local reference to the object */
- acpi_ut_remove_reference (obj_desc);
- return_ACPI_STATUS (status);
+ acpi_ut_remove_reference(obj_desc);
+ return_ACPI_STATUS(status);
}
-
-/*****************************************************************************
+/*******************************************************************************
*
* FUNCTION: acpi_ex_create_processor
*
*
* Processor (Name[0], cpu_iD[1], pblock_addr[2], pblock_length[3])
*
- ****************************************************************************/
+ ******************************************************************************/
-acpi_status
-acpi_ex_create_processor (
- struct acpi_walk_state *walk_state)
+acpi_status acpi_ex_create_processor(struct acpi_walk_state *walk_state)
{
- union acpi_operand_object **operand = &walk_state->operands[0];
- union acpi_operand_object *obj_desc;
- acpi_status status;
-
-
- ACPI_FUNCTION_TRACE_PTR ("ex_create_processor", walk_state);
+ union acpi_operand_object **operand = &walk_state->operands[0];
+ union acpi_operand_object *obj_desc;
+ acpi_status status;
+ ACPI_FUNCTION_TRACE_PTR("ex_create_processor", walk_state);
/* Create the processor object */
- obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_PROCESSOR);
+ obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_PROCESSOR);
if (!obj_desc) {
- return_ACPI_STATUS (AE_NO_MEMORY);
+ return_ACPI_STATUS(AE_NO_MEMORY);
}
- /*
- * Initialize the processor object from the operands
- */
- obj_desc->processor.proc_id = (u8) operand[1]->integer.value;
- obj_desc->processor.address = (acpi_io_address) operand[2]->integer.value;
- obj_desc->processor.length = (u8) operand[3]->integer.value;
+ /* Initialize the processor object from the operands */
+
+ obj_desc->processor.proc_id = (u8) operand[1]->integer.value;
+ obj_desc->processor.address =
+ (acpi_io_address) operand[2]->integer.value;
+ obj_desc->processor.length = (u8) operand[3]->integer.value;
/* Install the processor object in the parent Node */
- status = acpi_ns_attach_object ((struct acpi_namespace_node *) operand[0],
- obj_desc, ACPI_TYPE_PROCESSOR);
+ status = acpi_ns_attach_object((struct acpi_namespace_node *)operand[0],
+ obj_desc, ACPI_TYPE_PROCESSOR);
/* Remove local reference to the object */
- acpi_ut_remove_reference (obj_desc);
- return_ACPI_STATUS (status);
+ acpi_ut_remove_reference(obj_desc);
+ return_ACPI_STATUS(status);
}
-
-/*****************************************************************************
+/*******************************************************************************
*
* FUNCTION: acpi_ex_create_power_resource
*
*
* power_resource (Name[0], system_level[1], resource_order[2])
*
- ****************************************************************************/
+ ******************************************************************************/
-acpi_status
-acpi_ex_create_power_resource (
- struct acpi_walk_state *walk_state)
+acpi_status acpi_ex_create_power_resource(struct acpi_walk_state *walk_state)
{
- union acpi_operand_object **operand = &walk_state->operands[0];
- acpi_status status;
- union acpi_operand_object *obj_desc;
-
-
- ACPI_FUNCTION_TRACE_PTR ("ex_create_power_resource", walk_state);
+ union acpi_operand_object **operand = &walk_state->operands[0];
+ acpi_status status;
+ union acpi_operand_object *obj_desc;
+ ACPI_FUNCTION_TRACE_PTR("ex_create_power_resource", walk_state);
/* Create the power resource object */
- obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_POWER);
+ obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_POWER);
if (!obj_desc) {
- return_ACPI_STATUS (AE_NO_MEMORY);
+ return_ACPI_STATUS(AE_NO_MEMORY);
}
/* Initialize the power object from the operands */
obj_desc->power_resource.system_level = (u8) operand[1]->integer.value;
- obj_desc->power_resource.resource_order = (u16) operand[2]->integer.value;
+ obj_desc->power_resource.resource_order =
+ (u16) operand[2]->integer.value;
/* Install the power resource object in the parent Node */
- status = acpi_ns_attach_object ((struct acpi_namespace_node *) operand[0],
- obj_desc, ACPI_TYPE_POWER);
+ status = acpi_ns_attach_object((struct acpi_namespace_node *)operand[0],
+ obj_desc, ACPI_TYPE_POWER);
/* Remove local reference to the object */
- acpi_ut_remove_reference (obj_desc);
- return_ACPI_STATUS (status);
+ acpi_ut_remove_reference(obj_desc);
+ return_ACPI_STATUS(status);
}
-
#endif
-/*****************************************************************************
+/*******************************************************************************
*
* FUNCTION: acpi_ex_create_method
*
*
* DESCRIPTION: Create a new method object
*
- ****************************************************************************/
+ ******************************************************************************/
acpi_status
-acpi_ex_create_method (
- u8 *aml_start,
- u32 aml_length,
- struct acpi_walk_state *walk_state)
+acpi_ex_create_method(u8 * aml_start,
+ u32 aml_length, struct acpi_walk_state *walk_state)
{
- union acpi_operand_object **operand = &walk_state->operands[0];
- union acpi_operand_object *obj_desc;
- acpi_status status;
- u8 method_flags;
-
-
- ACPI_FUNCTION_TRACE_PTR ("ex_create_method", walk_state);
+ union acpi_operand_object **operand = &walk_state->operands[0];
+ union acpi_operand_object *obj_desc;
+ acpi_status status;
+ u8 method_flags;
+ ACPI_FUNCTION_TRACE_PTR("ex_create_method", walk_state);
/* Create a new method object */
- obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_METHOD);
+ obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_METHOD);
if (!obj_desc) {
- return_ACPI_STATUS (AE_NO_MEMORY);
+ return_ACPI_STATUS(AE_NO_MEMORY);
}
/* Save the method's AML pointer and length */
*/
method_flags = (u8) operand[1]->integer.value;
- obj_desc->method.method_flags = (u8) (method_flags & ~AML_METHOD_ARG_COUNT);
- obj_desc->method.param_count = (u8) (method_flags & AML_METHOD_ARG_COUNT);
+ obj_desc->method.method_flags =
+ (u8) (method_flags & ~AML_METHOD_ARG_COUNT);
+ obj_desc->method.param_count =
+ (u8) (method_flags & AML_METHOD_ARG_COUNT);
/*
* Get the concurrency count. If required, a semaphore will be
if (acpi_gbl_all_methods_serialized) {
obj_desc->method.concurrency = 1;
obj_desc->method.method_flags |= AML_METHOD_SERIALIZED;
- }
- else if (method_flags & AML_METHOD_SERIALIZED) {
+ } else if (method_flags & AML_METHOD_SERIALIZED) {
/*
* ACPI 1.0: Concurrency = 1
* ACPI 2.0: Concurrency = (sync_level (in method declaration) + 1)
*/
obj_desc->method.concurrency = (u8)
- (((method_flags & AML_METHOD_SYNCH_LEVEL) >> 4) + 1);
- }
- else {
+ (((method_flags & AML_METHOD_SYNCH_LEVEL) >> 4) + 1);
+ } else {
obj_desc->method.concurrency = ACPI_INFINITE_CONCURRENCY;
}
/* Attach the new object to the method Node */
- status = acpi_ns_attach_object ((struct acpi_namespace_node *) operand[0],
- obj_desc, ACPI_TYPE_METHOD);
+ status = acpi_ns_attach_object((struct acpi_namespace_node *)operand[0],
+ obj_desc, ACPI_TYPE_METHOD);
/* Remove local reference to the object */
- acpi_ut_remove_reference (obj_desc);
+ acpi_ut_remove_reference(obj_desc);
/* Remove a reference to the operand */
- acpi_ut_remove_reference (operand[1]);
- return_ACPI_STATUS (status);
+ acpi_ut_remove_reference(operand[1]);
+ return_ACPI_STATUS(status);
}
-
-
git://git.onelab.eu / linux-2.6.git / blobdiff