*****************************************************************************/
/*
- * Copyright (C) 2000 - 2005, R. Byron Moore
+ * Copyright (C) 2000 - 2008, Intel Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* POSSIBILITY OF SUCH DAMAGES.
*/
-
#include <acpi/acpi.h>
#include <acpi/acdispat.h>
#include <acpi/acinterp.h>
#include <acpi/acnamesp.h>
#include <acpi/acparser.h>
-
#define _COMPONENT ACPI_EXECUTER
- ACPI_MODULE_NAME ("exstore")
+ACPI_MODULE_NAME("exstore")
/* Local prototypes */
-
static void
-acpi_ex_do_debug_object (
- union acpi_operand_object *source_desc,
- u32 level,
- u32 index);
+acpi_ex_do_debug_object(union acpi_operand_object *source_desc,
+ u32 level, u32 index);
static acpi_status
-acpi_ex_store_object_to_index (
- union acpi_operand_object *val_desc,
- union acpi_operand_object *dest_desc,
- struct acpi_walk_state *walk_state);
-
+acpi_ex_store_object_to_index(union acpi_operand_object *val_desc,
+ union acpi_operand_object *dest_desc,
+ struct acpi_walk_state *walk_state);
/*******************************************************************************
*
******************************************************************************/
static void
-acpi_ex_do_debug_object (
- union acpi_operand_object *source_desc,
- u32 level,
- u32 index)
+acpi_ex_do_debug_object(union acpi_operand_object *source_desc,
+ u32 level, u32 index)
{
- u32 i;
-
+ u32 i;
- ACPI_FUNCTION_TRACE_PTR ("ex_do_debug_object", source_desc);
+ ACPI_FUNCTION_TRACE_PTR(ex_do_debug_object, source_desc);
+ /* Print line header as long as we are not in the middle of an object display */
- ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "[ACPI Debug] %*s",
- level, " "));
+ if (!((level > 0) && index == 0)) {
+ ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "[ACPI Debug] %*s",
+ level, " "));
+ }
/* Display index for package output only */
if (index > 0) {
- ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT,
- "(%.2u) ", index -1));
+ ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT,
+ "(%.2u) ", index - 1));
}
if (!source_desc) {
- ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "<Null Object>\n"));
+ ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "[Null Object]\n"));
return_VOID;
}
- if (ACPI_GET_DESCRIPTOR_TYPE (source_desc) == ACPI_DESC_TYPE_OPERAND) {
- ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "%s: ",
- acpi_ut_get_object_type_name (source_desc)));
+ if (ACPI_GET_DESCRIPTOR_TYPE(source_desc) == ACPI_DESC_TYPE_OPERAND) {
+ ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "%s ",
+ acpi_ut_get_object_type_name
+ (source_desc)));
- if (!acpi_ut_valid_internal_object (source_desc)) {
- ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT,
- "%p, Invalid Internal Object!\n", source_desc));
- return_VOID;
+ if (!acpi_ut_valid_internal_object(source_desc)) {
+ ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT,
+ "%p, Invalid Internal Object!\n",
+ source_desc));
+ return_VOID;
}
- }
- else if (ACPI_GET_DESCRIPTOR_TYPE (source_desc) == ACPI_DESC_TYPE_NAMED) {
- ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "%s: %p\n",
- acpi_ut_get_type_name (((struct acpi_namespace_node *) source_desc)->type),
- source_desc));
+ } else if (ACPI_GET_DESCRIPTOR_TYPE(source_desc) ==
+ ACPI_DESC_TYPE_NAMED) {
+ ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "%s: %p\n",
+ acpi_ut_get_type_name(((struct
+ acpi_namespace_node
+ *)source_desc)->
+ type),
+ source_desc));
return_VOID;
- }
- else {
+ } else {
return_VOID;
}
- switch (ACPI_GET_OBJECT_TYPE (source_desc)) {
+ /* source_desc is of type ACPI_DESC_TYPE_OPERAND */
+
+ switch (ACPI_GET_OBJECT_TYPE(source_desc)) {
case ACPI_TYPE_INTEGER:
/* Output correct integer width */
if (acpi_gbl_integer_byte_width == 4) {
- ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "0x%8.8X\n",
- (u32) source_desc->integer.value));
- }
- else {
- ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "0x%8.8X%8.8X\n",
- ACPI_FORMAT_UINT64 (source_desc->integer.value)));
+ ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "0x%8.8X\n",
+ (u32) source_desc->integer.
+ value));
+ } else {
+ ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT,
+ "0x%8.8X%8.8X\n",
+ ACPI_FORMAT_UINT64(source_desc->
+ integer.
+ value)));
}
break;
case ACPI_TYPE_BUFFER:
- ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "[0x%.2X]",
- (u32) source_desc->buffer.length));
- ACPI_DUMP_BUFFER (source_desc->buffer.pointer,
- (source_desc->buffer.length < 32) ? source_desc->buffer.length : 32);
+ ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "[0x%.2X]\n",
+ (u32) source_desc->buffer.length));
+ ACPI_DUMP_BUFFER(source_desc->buffer.pointer,
+ (source_desc->buffer.length <
+ 256) ? source_desc->buffer.length : 256);
break;
case ACPI_TYPE_STRING:
- ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "[0x%.2X] \"%s\"\n",
- source_desc->string.length, source_desc->string.pointer));
+ ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "[0x%.2X] \"%s\"\n",
+ source_desc->string.length,
+ source_desc->string.pointer));
break;
case ACPI_TYPE_PACKAGE:
- ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "[0x%.2X Elements]\n",
- source_desc->package.count));
+ ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT,
+ "[Contains 0x%.2X Elements]\n",
+ source_desc->package.count));
/* Output the entire contents of the package */
for (i = 0; i < source_desc->package.count; i++) {
- acpi_ex_do_debug_object (source_desc->package.elements[i],
- level+4, i+1);
+ acpi_ex_do_debug_object(source_desc->package.
+ elements[i], level + 4, i + 1);
}
break;
case ACPI_TYPE_LOCAL_REFERENCE:
if (source_desc->reference.opcode == AML_INDEX_OP) {
- ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "[%s, 0x%X]\n",
- acpi_ps_get_opcode_name (source_desc->reference.opcode),
- source_desc->reference.offset));
- }
- else {
- ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "[%s]\n",
- acpi_ps_get_opcode_name (source_desc->reference.opcode)));
+ ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT,
+ "[%s, 0x%X]\n",
+ acpi_ps_get_opcode_name
+ (source_desc->reference.opcode),
+ source_desc->reference.offset));
+ } else {
+ ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "[%s]",
+ acpi_ps_get_opcode_name
+ (source_desc->reference.opcode)));
}
+ if (source_desc->reference.opcode == AML_LOAD_OP) { /* Load and load_table */
+ ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT,
+ " Table OwnerId %p\n",
+ source_desc->reference.object));
+ break;
+ }
- if (source_desc->reference.object) {
- if (ACPI_GET_DESCRIPTOR_TYPE (source_desc->reference.object) ==
- ACPI_DESC_TYPE_NAMED) {
- acpi_ex_do_debug_object (((struct acpi_namespace_node *)
- source_desc->reference.object)->object,
- level+4, 0);
+ ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, " "));
+
+ /* Check for valid node first, then valid object */
+
+ if (source_desc->reference.node) {
+ if (ACPI_GET_DESCRIPTOR_TYPE
+ (source_desc->reference.node) !=
+ ACPI_DESC_TYPE_NAMED) {
+ ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT,
+ " %p - Not a valid namespace node\n",
+ source_desc->reference.
+ node));
+ } else {
+ ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT,
+ "Node %p [%4.4s] ",
+ source_desc->reference.
+ node,
+ (source_desc->reference.
+ node)->name.ascii));
+
+ switch ((source_desc->reference.node)->type) {
+
+ /* These types have no attached object */
+
+ case ACPI_TYPE_DEVICE:
+ acpi_os_printf("Device\n");
+ break;
+
+ case ACPI_TYPE_THERMAL:
+ acpi_os_printf("Thermal Zone\n");
+ break;
+
+ default:
+ acpi_ex_do_debug_object((source_desc->
+ reference.
+ node)->object,
+ level + 4, 0);
+ break;
+ }
}
- else {
- acpi_ex_do_debug_object (source_desc->reference.object, level+4, 0);
+ } else if (source_desc->reference.object) {
+ if (ACPI_GET_DESCRIPTOR_TYPE
+ (source_desc->reference.object) ==
+ ACPI_DESC_TYPE_NAMED) {
+ acpi_ex_do_debug_object(((struct
+ acpi_namespace_node *)
+ source_desc->reference.
+ object)->object,
+ level + 4, 0);
+ } else {
+ acpi_ex_do_debug_object(source_desc->reference.
+ object, level + 4, 0);
}
}
- else if (source_desc->reference.node) {
- acpi_ex_do_debug_object ((source_desc->reference.node)->object,
- level+4, 0);
- }
break;
default:
- ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "%p %s\n",
- source_desc, acpi_ut_get_object_type_name (source_desc)));
+ ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "%p\n",
+ source_desc));
break;
}
- ACPI_DEBUG_PRINT_RAW ((ACPI_DB_EXEC, "\n"));
+ ACPI_DEBUG_PRINT_RAW((ACPI_DB_EXEC, "\n"));
return_VOID;
}
-
/*******************************************************************************
*
* FUNCTION: acpi_ex_store
******************************************************************************/
acpi_status
-acpi_ex_store (
- union acpi_operand_object *source_desc,
- union acpi_operand_object *dest_desc,
- struct acpi_walk_state *walk_state)
+acpi_ex_store(union acpi_operand_object *source_desc,
+ union acpi_operand_object *dest_desc,
+ struct acpi_walk_state *walk_state)
{
- acpi_status status = AE_OK;
- union acpi_operand_object *ref_desc = dest_desc;
-
-
- ACPI_FUNCTION_TRACE_PTR ("ex_store", dest_desc);
+ acpi_status status = AE_OK;
+ union acpi_operand_object *ref_desc = dest_desc;
+ ACPI_FUNCTION_TRACE_PTR(ex_store, dest_desc);
/* Validate parameters */
if (!source_desc || !dest_desc) {
- ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Null parameter\n"));
- return_ACPI_STATUS (AE_AML_NO_OPERAND);
+ ACPI_ERROR((AE_INFO, "Null parameter"));
+ return_ACPI_STATUS(AE_AML_NO_OPERAND);
}
/* dest_desc can be either a namespace node or an ACPI object */
- if (ACPI_GET_DESCRIPTOR_TYPE (dest_desc) == ACPI_DESC_TYPE_NAMED) {
+ if (ACPI_GET_DESCRIPTOR_TYPE(dest_desc) == ACPI_DESC_TYPE_NAMED) {
/*
* Dest is a namespace node,
* Storing an object into a Named node.
*/
- status = acpi_ex_store_object_to_node (source_desc,
- (struct acpi_namespace_node *) dest_desc, walk_state,
- ACPI_IMPLICIT_CONVERSION);
+ status = acpi_ex_store_object_to_node(source_desc,
+ (struct
+ acpi_namespace_node *)
+ dest_desc, walk_state,
+ ACPI_IMPLICIT_CONVERSION);
- return_ACPI_STATUS (status);
+ return_ACPI_STATUS(status);
}
/* Destination object must be a Reference or a Constant object */
- switch (ACPI_GET_OBJECT_TYPE (dest_desc)) {
+ switch (ACPI_GET_OBJECT_TYPE(dest_desc)) {
case ACPI_TYPE_LOCAL_REFERENCE:
break;
/* Allow stores to Constants -- a Noop as per ACPI spec */
if (dest_desc->common.flags & AOPOBJ_AML_CONSTANT) {
- return_ACPI_STATUS (AE_OK);
+ return_ACPI_STATUS(AE_OK);
}
/*lint -fallthrough */
/* Destination is not a Reference object */
- ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
- "Target is not a Reference or Constant object - %s [%p]\n",
- acpi_ut_get_object_type_name (dest_desc), dest_desc));
+ ACPI_ERROR((AE_INFO,
+ "Target is not a Reference or Constant object - %s [%p]",
+ acpi_ut_get_object_type_name(dest_desc),
+ dest_desc));
- ACPI_DUMP_STACK_ENTRY (source_desc);
- ACPI_DUMP_STACK_ENTRY (dest_desc);
- ACPI_DUMP_OPERANDS (&dest_desc, ACPI_IMODE_EXECUTE, "ex_store",
- 2, "Target is not a Reference or Constant object");
+ ACPI_DUMP_STACK_ENTRY(source_desc);
+ ACPI_DUMP_STACK_ENTRY(dest_desc);
+ ACPI_DUMP_OPERANDS(&dest_desc, ACPI_IMODE_EXECUTE, "ExStore",
+ 2,
+ "Target is not a Reference or Constant object");
- return_ACPI_STATUS (AE_AML_OPERAND_TYPE);
+ return_ACPI_STATUS(AE_AML_OPERAND_TYPE);
}
/*
* 4) Store to the debug object
*/
switch (ref_desc->reference.opcode) {
- case AML_NAME_OP:
case AML_REF_OF_OP:
/* Storing an object into a Name "container" */
- status = acpi_ex_store_object_to_node (source_desc,
- ref_desc->reference.object,
- walk_state, ACPI_IMPLICIT_CONVERSION);
+ status = acpi_ex_store_object_to_node(source_desc,
+ ref_desc->reference.
+ object, walk_state,
+ ACPI_IMPLICIT_CONVERSION);
break;
-
case AML_INDEX_OP:
/* Storing to an Index (pointer into a packager or buffer) */
- status = acpi_ex_store_object_to_index (source_desc, ref_desc, walk_state);
+ status =
+ acpi_ex_store_object_to_index(source_desc, ref_desc,
+ walk_state);
break;
-
case AML_LOCAL_OP:
case AML_ARG_OP:
/* Store to a method local/arg */
- status = acpi_ds_store_object_to_local (ref_desc->reference.opcode,
- ref_desc->reference.offset, source_desc, walk_state);
+ status =
+ acpi_ds_store_object_to_local(ref_desc->reference.opcode,
+ ref_desc->reference.offset,
+ source_desc, walk_state);
break;
-
case AML_DEBUG_OP:
/*
* Storing to the Debug object causes the value stored to be
* displayed and otherwise has no effect -- see ACPI Specification
*/
- ACPI_DEBUG_PRINT ((ACPI_DB_EXEC,
- "**** Write to Debug Object: Object %p %s ****:\n\n",
- source_desc, acpi_ut_get_object_type_name (source_desc)));
+ ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
+ "**** Write to Debug Object: Object %p %s ****:\n\n",
+ source_desc,
+ acpi_ut_get_object_type_name(source_desc)));
- acpi_ex_do_debug_object (source_desc, 0, 0);
+ acpi_ex_do_debug_object(source_desc, 0, 0);
break;
-
default:
- ACPI_REPORT_ERROR (("ex_store: Unknown Reference opcode %X\n",
- ref_desc->reference.opcode));
- ACPI_DUMP_ENTRY (ref_desc, ACPI_LV_ERROR);
+ ACPI_ERROR((AE_INFO, "Unknown Reference opcode %X",
+ ref_desc->reference.opcode));
+ ACPI_DUMP_ENTRY(ref_desc, ACPI_LV_ERROR);
status = AE_AML_INTERNAL;
break;
}
- return_ACPI_STATUS (status);
+ return_ACPI_STATUS(status);
}
-
/*******************************************************************************
*
* FUNCTION: acpi_ex_store_object_to_index
******************************************************************************/
static acpi_status
-acpi_ex_store_object_to_index (
- union acpi_operand_object *source_desc,
- union acpi_operand_object *index_desc,
- struct acpi_walk_state *walk_state)
+acpi_ex_store_object_to_index(union acpi_operand_object *source_desc,
+ union acpi_operand_object *index_desc,
+ struct acpi_walk_state *walk_state)
{
- acpi_status status = AE_OK;
- union acpi_operand_object *obj_desc;
- union acpi_operand_object *new_desc;
- u8 value = 0;
- u32 i;
-
-
- ACPI_FUNCTION_TRACE ("ex_store_object_to_index");
+ acpi_status status = AE_OK;
+ union acpi_operand_object *obj_desc;
+ union acpi_operand_object *new_desc;
+ u8 value = 0;
+ u32 i;
+ ACPI_FUNCTION_TRACE(ex_store_object_to_index);
/*
* Destination must be a reference pointer, and
*/
obj_desc = *(index_desc->reference.where);
- status = acpi_ut_copy_iobject_to_iobject (source_desc, &new_desc, walk_state);
- if (ACPI_FAILURE (status)) {
- return_ACPI_STATUS (status);
+ if (ACPI_GET_OBJECT_TYPE(source_desc) ==
+ ACPI_TYPE_LOCAL_REFERENCE
+ && source_desc->reference.opcode == AML_LOAD_OP) {
+
+ /* This is a DDBHandle, just add a reference to it */
+
+ acpi_ut_add_reference(source_desc);
+ new_desc = source_desc;
+ } else {
+ /* Normal object, copy it */
+
+ status =
+ acpi_ut_copy_iobject_to_iobject(source_desc,
+ &new_desc,
+ walk_state);
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
+ }
}
if (obj_desc) {
+
/* Decrement reference count by the ref count of the parent package */
- for (i = 0;
- i < ((union acpi_operand_object *)
- index_desc->reference.object)->common.reference_count;
- i++) {
- acpi_ut_remove_reference (obj_desc);
+ for (i = 0; i < ((union acpi_operand_object *)
+ index_desc->reference.object)->common.
+ reference_count; i++) {
+ acpi_ut_remove_reference(obj_desc);
}
}
/* Increment ref count by the ref count of the parent package-1 */
- for (i = 1;
- i < ((union acpi_operand_object *)
- index_desc->reference.object)->common.reference_count;
- i++) {
- acpi_ut_add_reference (new_desc);
+ for (i = 1; i < ((union acpi_operand_object *)
+ index_desc->reference.object)->common.
+ reference_count; i++) {
+ acpi_ut_add_reference(new_desc);
}
break;
-
case ACPI_TYPE_BUFFER_FIELD:
/*
* by the INDEX_OP code.
*/
obj_desc = index_desc->reference.object;
- if ((ACPI_GET_OBJECT_TYPE (obj_desc) != ACPI_TYPE_BUFFER) &&
- (ACPI_GET_OBJECT_TYPE (obj_desc) != ACPI_TYPE_STRING)) {
- return_ACPI_STATUS (AE_AML_OPERAND_TYPE);
+ if ((ACPI_GET_OBJECT_TYPE(obj_desc) != ACPI_TYPE_BUFFER) &&
+ (ACPI_GET_OBJECT_TYPE(obj_desc) != ACPI_TYPE_STRING)) {
+ return_ACPI_STATUS(AE_AML_OPERAND_TYPE);
}
/*
* The assignment of the individual elements will be slightly
* different for each source type.
*/
- switch (ACPI_GET_OBJECT_TYPE (source_desc)) {
+ switch (ACPI_GET_OBJECT_TYPE(source_desc)) {
case ACPI_TYPE_INTEGER:
/* Use the least-significant byte of the integer */
/* All other types are invalid */
- ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
- "Source must be Integer/Buffer/String type, not %s\n",
- acpi_ut_get_object_type_name (source_desc)));
- return_ACPI_STATUS (AE_AML_OPERAND_TYPE);
+ ACPI_ERROR((AE_INFO,
+ "Source must be Integer/Buffer/String type, not %s",
+ acpi_ut_get_object_type_name(source_desc)));
+ return_ACPI_STATUS(AE_AML_OPERAND_TYPE);
}
/* Store the source value into the target buffer byte */
obj_desc->buffer.pointer[index_desc->reference.offset] = value;
break;
-
default:
- ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
- "Target is not a Package or buffer_field\n"));
+ ACPI_ERROR((AE_INFO, "Target is not a Package or BufferField"));
status = AE_AML_OPERAND_TYPE;
break;
}
- return_ACPI_STATUS (status);
+ return_ACPI_STATUS(status);
}
-
/*******************************************************************************
*
* FUNCTION: acpi_ex_store_object_to_node
******************************************************************************/
acpi_status
-acpi_ex_store_object_to_node (
- union acpi_operand_object *source_desc,
- struct acpi_namespace_node *node,
- struct acpi_walk_state *walk_state,
- u8 implicit_conversion)
+acpi_ex_store_object_to_node(union acpi_operand_object *source_desc,
+ struct acpi_namespace_node *node,
+ struct acpi_walk_state *walk_state,
+ u8 implicit_conversion)
{
- acpi_status status = AE_OK;
- union acpi_operand_object *target_desc;
- union acpi_operand_object *new_desc;
- acpi_object_type target_type;
-
-
- ACPI_FUNCTION_TRACE_PTR ("ex_store_object_to_node", source_desc);
+ acpi_status status = AE_OK;
+ union acpi_operand_object *target_desc;
+ union acpi_operand_object *new_desc;
+ acpi_object_type target_type;
+ ACPI_FUNCTION_TRACE_PTR(ex_store_object_to_node, source_desc);
/* Get current type of the node, and object attached to Node */
- target_type = acpi_ns_get_type (node);
- target_desc = acpi_ns_get_attached_object (node);
+ target_type = acpi_ns_get_type(node);
+ target_desc = acpi_ns_get_attached_object(node);
- ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Storing %p(%s) into node %p(%s)\n",
- source_desc, acpi_ut_get_object_type_name (source_desc),
- node, acpi_ut_get_type_name (target_type)));
+ ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Storing %p(%s) into node %p(%s)\n",
+ source_desc,
+ acpi_ut_get_object_type_name(source_desc), node,
+ acpi_ut_get_type_name(target_type)));
/*
* Resolve the source object to an actual value
* (If it is a reference object)
*/
- status = acpi_ex_resolve_object (&source_desc, target_type, walk_state);
- if (ACPI_FAILURE (status)) {
- return_ACPI_STATUS (status);
+ status = acpi_ex_resolve_object(&source_desc, target_type, walk_state);
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
}
/* If no implicit conversion, drop into the default case below */
- if (!implicit_conversion) {
- /* Force execution of default (no implicit conversion) */
-
+ if ((!implicit_conversion) ||
+ ((walk_state->opcode == AML_COPY_OP) &&
+ (target_type != ACPI_TYPE_LOCAL_REGION_FIELD) &&
+ (target_type != ACPI_TYPE_LOCAL_BANK_FIELD) &&
+ (target_type != ACPI_TYPE_LOCAL_INDEX_FIELD))) {
+ /*
+ * Force execution of default (no implicit conversion). Note:
+ * copy_object does not perform an implicit conversion, as per the ACPI
+ * spec -- except in case of region/bank/index fields -- because these
+ * objects must retain their original type permanently.
+ */
target_type = ACPI_TYPE_ANY;
}
/* For fields, copy the source data to the target field. */
- status = acpi_ex_write_data_to_field (source_desc, target_desc,
- &walk_state->result_obj);
+ status = acpi_ex_write_data_to_field(source_desc, target_desc,
+ &walk_state->result_obj);
break;
-
case ACPI_TYPE_INTEGER:
case ACPI_TYPE_STRING:
case ACPI_TYPE_BUFFER:
*
* Copy and/or convert the source object to a new target object
*/
- status = acpi_ex_store_object_to_object (source_desc, target_desc,
- &new_desc, walk_state);
- if (ACPI_FAILURE (status)) {
- return_ACPI_STATUS (status);
+ status =
+ acpi_ex_store_object_to_object(source_desc, target_desc,
+ &new_desc, walk_state);
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
}
if (new_desc != target_desc) {
* has been performed such that the node/object type has been
* changed.
*/
- status = acpi_ns_attach_object (node, new_desc, new_desc->common.type);
-
- ACPI_DEBUG_PRINT ((ACPI_DB_EXEC,
- "Store %s into %s via Convert/Attach\n",
- acpi_ut_get_object_type_name (source_desc),
- acpi_ut_get_object_type_name (new_desc)));
+ status =
+ acpi_ns_attach_object(node, new_desc,
+ new_desc->common.type);
+
+ ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
+ "Store %s into %s via Convert/Attach\n",
+ acpi_ut_get_object_type_name
+ (source_desc),
+ acpi_ut_get_object_type_name
+ (new_desc)));
}
break;
-
default:
- ACPI_DEBUG_PRINT ((ACPI_DB_EXEC,
- "Storing %s (%p) directly into node (%p), no implicit conversion\n",
- acpi_ut_get_object_type_name (source_desc), source_desc, node));
+ ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
+ "Storing %s (%p) directly into node (%p) with no implicit conversion\n",
+ acpi_ut_get_object_type_name(source_desc),
+ source_desc, node));
/* No conversions for all other types. Just attach the source object */
- status = acpi_ns_attach_object (node, source_desc,
- ACPI_GET_OBJECT_TYPE (source_desc));
+ status = acpi_ns_attach_object(node, source_desc,
+ ACPI_GET_OBJECT_TYPE
+ (source_desc));
break;
}
- return_ACPI_STATUS (status);
+ return_ACPI_STATUS(status);
}
-
-