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ACPICA: Implemented full support for deferred execution for the TermArg string arguments for DataTableRegion

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This enables forward references and full operand resolution for
the three string arguments. Similar to OperationRegion deferred
argument execution.)

http://www.acpica.org/bugzilla/show_bug.cgi?id=430

Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Lin Ming
2008-04-10 19:06:41 +04:00
committed by Len Brown
parent 9aa6169f47
commit 941f48bb46
9 changed files with 160 additions and 110 deletions
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drivers/acpi/executer/excreate.c
-95
View File
@@ -350,101 +350,6 @@ acpi_ex_create_region(u8 * aml_start,
return_ACPI_STATUS(status);
}
/*******************************************************************************
*
* FUNCTION: acpi_ex_create_table_region
*
* PARAMETERS: walk_state - Current state
*
* RETURN: Status
*
* DESCRIPTION: Create a new data_table_region object
*
******************************************************************************/
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;
union acpi_operand_object *region_obj2;
acpi_native_uint table_index;
struct acpi_table_header *table;
ACPI_FUNCTION_TRACE(ex_create_table_region);
/* Get the Node from the object stack */
node = walk_state->op->common.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);
}
/* Find the ACPI table */
status = acpi_tb_find_table(operand[1]->string.pointer,
operand[2]->string.pointer,
operand[3]->string.pointer, &table_index);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Create the region descriptor */
obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_REGION);
if (!obj_desc) {
return_ACPI_STATUS(AE_NO_MEMORY);
}
region_obj2 = obj_desc->common.next_object;
region_obj2->extra.region_context = NULL;
status = acpi_get_table_by_index(table_index, &table);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* 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.length = table->length;
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)) {
goto cleanup;
}
status = acpi_ev_initialize_region(obj_desc, FALSE);
if (ACPI_FAILURE(status)) {
if (status == AE_NOT_EXIST) {
status = AE_OK;
} else {
goto cleanup;
}
}
obj_desc->region.flags |= AOPOBJ_SETUP_COMPLETE;
cleanup:
/* Remove local reference to the object */
acpi_ut_remove_reference(obj_desc);
return_ACPI_STATUS(status);
}
/*******************************************************************************
*
* FUNCTION: acpi_ex_create_processor