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-rw-r--r--drivers/acpi/acpica/nsaccess.c745
1 files changed, 745 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/nsaccess.c b/drivers/acpi/acpica/nsaccess.c
new file mode 100644
index 0000000000..a0c1a665df
--- /dev/null
+++ b/drivers/acpi/acpica/nsaccess.c
@@ -0,0 +1,745 @@
+// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
+/*******************************************************************************
+ *
+ * Module Name: nsaccess - Top-level functions for accessing ACPI namespace
+ *
+ ******************************************************************************/
+
+#include <acpi/acpi.h>
+#include "accommon.h"
+#include "amlcode.h"
+#include "acnamesp.h"
+#include "acdispat.h"
+
+#ifdef ACPI_ASL_COMPILER
+#include "acdisasm.h"
+#endif
+
+#define _COMPONENT ACPI_NAMESPACE
+ACPI_MODULE_NAME("nsaccess")
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_ns_root_initialize
+ *
+ * PARAMETERS: None
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Allocate and initialize the default root named objects
+ *
+ * MUTEX: Locks namespace for entire execution
+ *
+ ******************************************************************************/
+acpi_status acpi_ns_root_initialize(void)
+{
+ acpi_status status;
+ const struct acpi_predefined_names *init_val = NULL;
+ struct acpi_namespace_node *new_node;
+ struct acpi_namespace_node *prev_node = NULL;
+ union acpi_operand_object *obj_desc;
+ acpi_string val = NULL;
+
+ ACPI_FUNCTION_TRACE(ns_root_initialize);
+
+ status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
+ }
+
+ /*
+ * The global root ptr is initially NULL, so a non-NULL value indicates
+ * that acpi_ns_root_initialize() has already been called; just return.
+ */
+ if (acpi_gbl_root_node) {
+ status = AE_OK;
+ goto unlock_and_exit;
+ }
+
+ /*
+ * Tell the rest of the subsystem that the root is initialized
+ * (This is OK because the namespace is locked)
+ */
+ acpi_gbl_root_node = &acpi_gbl_root_node_struct;
+
+ /* Enter the predefined names in the name table */
+
+ ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+ "Entering predefined entries into namespace\n"));
+
+ /*
+ * Create the initial (default) namespace.
+ * This namespace looks like something similar to this:
+ *
+ * ACPI Namespace (from Namespace Root):
+ * 0 _GPE Scope 00203160 00
+ * 0 _PR_ Scope 002031D0 00
+ * 0 _SB_ Device 00203240 00 Notify Object: 0020ADD8
+ * 0 _SI_ Scope 002032B0 00
+ * 0 _TZ_ Device 00203320 00
+ * 0 _REV Integer 00203390 00 = 0000000000000002
+ * 0 _OS_ String 00203488 00 Len 14 "Microsoft Windows NT"
+ * 0 _GL_ Mutex 00203580 00 Object 002035F0
+ * 0 _OSI Method 00203678 00 Args 1 Len 0000 Aml 00000000
+ */
+ for (init_val = acpi_gbl_pre_defined_names; init_val->name; init_val++) {
+ status = AE_OK;
+
+ /* _OSI is optional for now, will be permanent later */
+
+ if (!strcmp(init_val->name, "_OSI")
+ && !acpi_gbl_create_osi_method) {
+ continue;
+ }
+
+ /*
+ * Create, init, and link the new predefined name
+ * Note: No need to use acpi_ns_lookup here because all the
+ * predefined names are at the root level. It is much easier to
+ * just create and link the new node(s) here.
+ */
+ new_node =
+ acpi_ns_create_node(*ACPI_CAST_PTR(u32, init_val->name));
+ if (!new_node) {
+ status = AE_NO_MEMORY;
+ goto unlock_and_exit;
+ }
+
+ new_node->descriptor_type = ACPI_DESC_TYPE_NAMED;
+ new_node->type = init_val->type;
+
+ if (!prev_node) {
+ acpi_gbl_root_node_struct.child = new_node;
+ } else {
+ prev_node->peer = new_node;
+ }
+
+ new_node->parent = &acpi_gbl_root_node_struct;
+ prev_node = new_node;
+
+ /*
+ * Name entered successfully. If entry in pre_defined_names[] specifies
+ * an initial value, create the initial value.
+ */
+ if (init_val->val) {
+ status = acpi_os_predefined_override(init_val, &val);
+ if (ACPI_FAILURE(status)) {
+ ACPI_ERROR((AE_INFO,
+ "Could not override predefined %s",
+ init_val->name));
+ }
+
+ if (!val) {
+ val = init_val->val;
+ }
+
+ /*
+ * Entry requests an initial value, allocate a
+ * descriptor for it.
+ */
+ obj_desc =
+ acpi_ut_create_internal_object(init_val->type);
+ if (!obj_desc) {
+ status = AE_NO_MEMORY;
+ goto unlock_and_exit;
+ }
+
+ /*
+ * Convert value string from table entry to
+ * internal representation. Only types actually
+ * used for initial values are implemented here.
+ */
+ switch (init_val->type) {
+ case ACPI_TYPE_METHOD:
+
+ obj_desc->method.param_count =
+ (u8) ACPI_TO_INTEGER(val);
+ obj_desc->common.flags |= AOPOBJ_DATA_VALID;
+
+#if defined (ACPI_ASL_COMPILER)
+
+ /* Save the parameter count for the iASL compiler */
+
+ new_node->value = obj_desc->method.param_count;
+#else
+ /* Mark this as a very SPECIAL method (_OSI) */
+
+ obj_desc->method.info_flags =
+ ACPI_METHOD_INTERNAL_ONLY;
+ obj_desc->method.dispatch.implementation =
+ acpi_ut_osi_implementation;
+#endif
+ break;
+
+ case ACPI_TYPE_INTEGER:
+
+ obj_desc->integer.value = ACPI_TO_INTEGER(val);
+ break;
+
+ case ACPI_TYPE_STRING:
+
+ /* Build an object around the static string */
+
+ obj_desc->string.length = (u32)strlen(val);
+ obj_desc->string.pointer = val;
+ obj_desc->common.flags |= AOPOBJ_STATIC_POINTER;
+ break;
+
+ case ACPI_TYPE_MUTEX:
+
+ obj_desc->mutex.node = new_node;
+ obj_desc->mutex.sync_level =
+ (u8) (ACPI_TO_INTEGER(val) - 1);
+
+ /* Create a mutex */
+
+ status =
+ acpi_os_create_mutex(&obj_desc->mutex.
+ os_mutex);
+ if (ACPI_FAILURE(status)) {
+ acpi_ut_remove_reference(obj_desc);
+ goto unlock_and_exit;
+ }
+
+ /* Special case for ACPI Global Lock */
+
+ if (strcmp(init_val->name, "_GL_") == 0) {
+ acpi_gbl_global_lock_mutex = obj_desc;
+
+ /* Create additional counting semaphore for global lock */
+
+ status =
+ acpi_os_create_semaphore(1, 0,
+ &acpi_gbl_global_lock_semaphore);
+ if (ACPI_FAILURE(status)) {
+ acpi_ut_remove_reference
+ (obj_desc);
+ goto unlock_and_exit;
+ }
+ }
+ break;
+
+ default:
+
+ ACPI_ERROR((AE_INFO,
+ "Unsupported initial type value 0x%X",
+ init_val->type));
+ acpi_ut_remove_reference(obj_desc);
+ obj_desc = NULL;
+ continue;
+ }
+
+ /* Store pointer to value descriptor in the Node */
+
+ status = acpi_ns_attach_object(new_node, obj_desc,
+ obj_desc->common.type);
+
+ /* Remove local reference to the object */
+
+ acpi_ut_remove_reference(obj_desc);
+ }
+ }
+
+unlock_and_exit:
+ (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
+
+ /* Save a handle to "_GPE", it is always present */
+
+ if (ACPI_SUCCESS(status)) {
+ status = acpi_ns_get_node(NULL, "\\_GPE", ACPI_NS_NO_UPSEARCH,
+ &acpi_gbl_fadt_gpe_device);
+ }
+
+ return_ACPI_STATUS(status);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_ns_lookup
+ *
+ * PARAMETERS: scope_info - Current scope info block
+ * pathname - Search pathname, in internal format
+ * (as represented in the AML stream)
+ * type - Type associated with name
+ * interpreter_mode - IMODE_LOAD_PASS2 => add name if not found
+ * flags - Flags describing the search restrictions
+ * walk_state - Current state of the walk
+ * return_node - Where the Node is placed (if found
+ * or created successfully)
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Find or enter the passed name in the name space.
+ * Log an error if name not found in Exec mode.
+ *
+ * MUTEX: Assumes namespace is locked.
+ *
+ ******************************************************************************/
+
+acpi_status
+acpi_ns_lookup(union acpi_generic_state *scope_info,
+ char *pathname,
+ acpi_object_type type,
+ acpi_interpreter_mode interpreter_mode,
+ u32 flags,
+ struct acpi_walk_state *walk_state,
+ struct acpi_namespace_node **return_node)
+{
+ acpi_status status;
+ char *path = pathname;
+ char *external_path;
+ struct acpi_namespace_node *prefix_node;
+ struct acpi_namespace_node *current_node = NULL;
+ struct acpi_namespace_node *this_node = NULL;
+ u32 num_segments;
+ u32 num_carats;
+ acpi_name simple_name;
+ acpi_object_type type_to_check_for;
+ acpi_object_type this_search_type;
+ u32 search_parent_flag = ACPI_NS_SEARCH_PARENT;
+ u32 local_flags;
+ acpi_interpreter_mode local_interpreter_mode;
+
+ ACPI_FUNCTION_TRACE(ns_lookup);
+
+ if (!return_node) {
+ return_ACPI_STATUS(AE_BAD_PARAMETER);
+ }
+
+ local_flags = flags &
+ ~(ACPI_NS_ERROR_IF_FOUND | ACPI_NS_OVERRIDE_IF_FOUND |
+ ACPI_NS_SEARCH_PARENT);
+ *return_node = ACPI_ENTRY_NOT_FOUND;
+ acpi_gbl_ns_lookup_count++;
+
+ if (!acpi_gbl_root_node) {
+ return_ACPI_STATUS(AE_NO_NAMESPACE);
+ }
+
+ /* Get the prefix scope. A null scope means use the root scope */
+
+ if ((!scope_info) || (!scope_info->scope.node)) {
+ ACPI_DEBUG_PRINT((ACPI_DB_NAMES,
+ "Null scope prefix, using root node (%p)\n",
+ acpi_gbl_root_node));
+
+ prefix_node = acpi_gbl_root_node;
+ } else {
+ prefix_node = scope_info->scope.node;
+ if (ACPI_GET_DESCRIPTOR_TYPE(prefix_node) !=
+ ACPI_DESC_TYPE_NAMED) {
+ ACPI_ERROR((AE_INFO, "%p is not a namespace node [%s]",
+ prefix_node,
+ acpi_ut_get_descriptor_name(prefix_node)));
+ return_ACPI_STATUS(AE_AML_INTERNAL);
+ }
+
+ if (!(flags & ACPI_NS_PREFIX_IS_SCOPE)) {
+ /*
+ * This node might not be a actual "scope" node (such as a
+ * Device/Method, etc.) It could be a Package or other object
+ * node. Backup up the tree to find the containing scope node.
+ */
+ while (!acpi_ns_opens_scope(prefix_node->type) &&
+ prefix_node->type != ACPI_TYPE_ANY) {
+ prefix_node = prefix_node->parent;
+ }
+ }
+ }
+
+ /* Save type. TBD: may be no longer necessary */
+
+ type_to_check_for = type;
+
+ /*
+ * Begin examination of the actual pathname
+ */
+ if (!pathname) {
+
+ /* A Null name_path is allowed and refers to the root */
+
+ num_segments = 0;
+ this_node = acpi_gbl_root_node;
+ path = "";
+
+ ACPI_DEBUG_PRINT((ACPI_DB_NAMES,
+ "Null Pathname (Zero segments), Flags=%X\n",
+ flags));
+ } else {
+ /*
+ * Name pointer is valid (and must be in internal name format)
+ *
+ * Check for scope prefixes:
+ *
+ * As represented in the AML stream, a namepath consists of an
+ * optional scope prefix followed by a name segment part.
+ *
+ * If present, the scope prefix is either a Root Prefix (in
+ * which case the name is fully qualified), or one or more
+ * Parent Prefixes (in which case the name's scope is relative
+ * to the current scope).
+ */
+ if (*path == (u8) AML_ROOT_PREFIX) {
+
+ /* Pathname is fully qualified, start from the root */
+
+ this_node = acpi_gbl_root_node;
+ search_parent_flag = ACPI_NS_NO_UPSEARCH;
+
+ /* Point to name segment part */
+
+ path++;
+
+ ACPI_DEBUG_PRINT((ACPI_DB_NAMES,
+ "Path is absolute from root [%p]\n",
+ this_node));
+ } else {
+ /* Pathname is relative to current scope, start there */
+
+ ACPI_DEBUG_PRINT((ACPI_DB_NAMES,
+ "Searching relative to prefix scope [%4.4s] (%p)\n",
+ acpi_ut_get_node_name(prefix_node),
+ prefix_node));
+
+ /*
+ * Handle multiple Parent Prefixes (carat) by just getting
+ * the parent node for each prefix instance.
+ */
+ this_node = prefix_node;
+ num_carats = 0;
+ while (*path == (u8) AML_PARENT_PREFIX) {
+
+ /* Name is fully qualified, no search rules apply */
+
+ search_parent_flag = ACPI_NS_NO_UPSEARCH;
+
+ /*
+ * Point past this prefix to the name segment
+ * part or the next Parent Prefix
+ */
+ path++;
+
+ /* Backup to the parent node */
+
+ num_carats++;
+ this_node = this_node->parent;
+ if (!this_node) {
+ /*
+ * Current scope has no parent scope. Externalize
+ * the internal path for error message.
+ */
+ status =
+ acpi_ns_externalize_name
+ (ACPI_UINT32_MAX, pathname, NULL,
+ &external_path);
+ if (ACPI_SUCCESS(status)) {
+ ACPI_ERROR((AE_INFO,
+ "%s: Path has too many parent prefixes (^)",
+ external_path));
+
+ ACPI_FREE(external_path);
+ }
+
+ return_ACPI_STATUS(AE_NOT_FOUND);
+ }
+ }
+
+ if (search_parent_flag == ACPI_NS_NO_UPSEARCH) {
+ ACPI_DEBUG_PRINT((ACPI_DB_NAMES,
+ "Search scope is [%4.4s], path has %u carat(s)\n",
+ acpi_ut_get_node_name
+ (this_node), num_carats));
+ }
+ }
+
+ /*
+ * Determine the number of ACPI name segments in this pathname.
+ *
+ * The segment part consists of either:
+ * - A Null name segment (0)
+ * - A dual_name_prefix followed by two 4-byte name segments
+ * - A multi_name_prefix followed by a byte indicating the
+ * number of segments and the segments themselves.
+ * - A single 4-byte name segment
+ *
+ * Examine the name prefix opcode, if any, to determine the number of
+ * segments.
+ */
+ switch (*path) {
+ case 0:
+ /*
+ * Null name after a root or parent prefixes. We already
+ * have the correct target node and there are no name segments.
+ */
+ num_segments = 0;
+ type = this_node->type;
+
+ ACPI_DEBUG_PRINT((ACPI_DB_NAMES,
+ "Prefix-only Pathname (Zero name segments), Flags=%X\n",
+ flags));
+ break;
+
+ case AML_DUAL_NAME_PREFIX:
+
+ /* More than one name_seg, search rules do not apply */
+
+ search_parent_flag = ACPI_NS_NO_UPSEARCH;
+
+ /* Two segments, point to first name segment */
+
+ num_segments = 2;
+ path++;
+
+ ACPI_DEBUG_PRINT((ACPI_DB_NAMES,
+ "Dual Pathname (2 segments, Flags=%X)\n",
+ flags));
+ break;
+
+ case AML_MULTI_NAME_PREFIX:
+
+ /* More than one name_seg, search rules do not apply */
+
+ search_parent_flag = ACPI_NS_NO_UPSEARCH;
+
+ /* Extract segment count, point to first name segment */
+
+ path++;
+ num_segments = (u32) (u8) * path;
+ path++;
+
+ ACPI_DEBUG_PRINT((ACPI_DB_NAMES,
+ "Multi Pathname (%u Segments, Flags=%X)\n",
+ num_segments, flags));
+ break;
+
+ default:
+ /*
+ * Not a Null name, no Dual or Multi prefix, hence there is
+ * only one name segment and Pathname is already pointing to it.
+ */
+ num_segments = 1;
+
+ ACPI_DEBUG_PRINT((ACPI_DB_NAMES,
+ "Simple Pathname (1 segment, Flags=%X)\n",
+ flags));
+ break;
+ }
+
+ ACPI_DEBUG_EXEC(acpi_ns_print_pathname(num_segments, path));
+ }
+
+ /*
+ * Search namespace for each segment of the name. Loop through and
+ * verify (or add to the namespace) each name segment.
+ *
+ * The object type is significant only at the last name
+ * segment. (We don't care about the types along the path, only
+ * the type of the final target object.)
+ */
+ this_search_type = ACPI_TYPE_ANY;
+ current_node = this_node;
+
+ while (num_segments && current_node) {
+ num_segments--;
+ if (!num_segments) {
+
+ /* This is the last segment, enable typechecking */
+
+ this_search_type = type;
+
+ /*
+ * Only allow automatic parent search (search rules) if the caller
+ * requested it AND we have a single, non-fully-qualified name_seg
+ */
+ if ((search_parent_flag != ACPI_NS_NO_UPSEARCH) &&
+ (flags & ACPI_NS_SEARCH_PARENT)) {
+ local_flags |= ACPI_NS_SEARCH_PARENT;
+ }
+
+ /* Set error flag according to caller */
+
+ if (flags & ACPI_NS_ERROR_IF_FOUND) {
+ local_flags |= ACPI_NS_ERROR_IF_FOUND;
+ }
+
+ /* Set override flag according to caller */
+
+ if (flags & ACPI_NS_OVERRIDE_IF_FOUND) {
+ local_flags |= ACPI_NS_OVERRIDE_IF_FOUND;
+ }
+ }
+
+ /* Handle opcodes that create a new name_seg via a full name_path */
+
+ local_interpreter_mode = interpreter_mode;
+ if ((flags & ACPI_NS_PREFIX_MUST_EXIST) && (num_segments > 0)) {
+
+ /* Every element of the path must exist (except for the final name_seg) */
+
+ local_interpreter_mode = ACPI_IMODE_EXECUTE;
+ }
+
+ /* Extract one ACPI name from the front of the pathname */
+
+ ACPI_MOVE_32_TO_32(&simple_name, path);
+
+ /* Try to find the single (4 character) ACPI name */
+
+ status =
+ acpi_ns_search_and_enter(simple_name, walk_state,
+ current_node,
+ local_interpreter_mode,
+ this_search_type, local_flags,
+ &this_node);
+ if (ACPI_FAILURE(status)) {
+ if (status == AE_NOT_FOUND) {
+#if !defined ACPI_ASL_COMPILER /* Note: iASL reports this error by itself, not needed here */
+ if (flags & ACPI_NS_PREFIX_MUST_EXIST) {
+ acpi_os_printf(ACPI_MSG_BIOS_ERROR
+ "Object does not exist: %4.4s\n",
+ (char *)&simple_name);
+ }
+#endif
+ /* Name not found in ACPI namespace */
+
+ ACPI_DEBUG_PRINT((ACPI_DB_NAMES,
+ "Name [%4.4s] not found in scope [%4.4s] %p\n",
+ (char *)&simple_name,
+ (char *)&current_node->name,
+ current_node));
+ }
+#ifdef ACPI_EXEC_APP
+ if ((status == AE_ALREADY_EXISTS) &&
+ (this_node->flags & ANOBJ_NODE_EARLY_INIT)) {
+ this_node->flags &= ~ANOBJ_NODE_EARLY_INIT;
+ status = AE_OK;
+ }
+#endif
+
+#ifdef ACPI_ASL_COMPILER
+ /*
+ * If this ACPI name already exists within the namespace as an
+ * external declaration, then mark the external as a conflicting
+ * declaration and proceed to process the current node as if it did
+ * not exist in the namespace. If this node is not processed as
+ * normal, then it could cause improper namespace resolution
+ * by failing to open a new scope.
+ */
+ if (acpi_gbl_disasm_flag &&
+ (status == AE_ALREADY_EXISTS) &&
+ ((this_node->flags & ANOBJ_IS_EXTERNAL) ||
+ (walk_state
+ && walk_state->opcode == AML_EXTERNAL_OP))) {
+ this_node->flags &= ~ANOBJ_IS_EXTERNAL;
+ this_node->type = (u8)this_search_type;
+ if (walk_state->opcode != AML_EXTERNAL_OP) {
+ acpi_dm_mark_external_conflict
+ (this_node);
+ }
+ break;
+ }
+#endif
+
+ *return_node = this_node;
+ return_ACPI_STATUS(status);
+ }
+
+ /* More segments to follow? */
+
+ if (num_segments > 0) {
+ /*
+ * If we have an alias to an object that opens a scope (such as a
+ * device or processor), we need to dereference the alias here so
+ * that we can access any children of the original node (via the
+ * remaining segments).
+ */
+ if (this_node->type == ACPI_TYPE_LOCAL_ALIAS) {
+ if (!this_node->object) {
+ return_ACPI_STATUS(AE_NOT_EXIST);
+ }
+
+ if (acpi_ns_opens_scope
+ (((struct acpi_namespace_node *)
+ this_node->object)->type)) {
+ this_node =
+ (struct acpi_namespace_node *)
+ this_node->object;
+ }
+ }
+ }
+
+ /* Special handling for the last segment (num_segments == 0) */
+
+ else {
+ /*
+ * Sanity typecheck of the target object:
+ *
+ * If 1) This is the last segment (num_segments == 0)
+ * 2) And we are looking for a specific type
+ * (Not checking for TYPE_ANY)
+ * 3) Which is not an alias
+ * 4) Which is not a local type (TYPE_SCOPE)
+ * 5) And the type of target object is known (not TYPE_ANY)
+ * 6) And target object does not match what we are looking for
+ *
+ * Then we have a type mismatch. Just warn and ignore it.
+ */
+ if ((type_to_check_for != ACPI_TYPE_ANY) &&
+ (type_to_check_for != ACPI_TYPE_LOCAL_ALIAS) &&
+ (type_to_check_for != ACPI_TYPE_LOCAL_METHOD_ALIAS)
+ && (type_to_check_for != ACPI_TYPE_LOCAL_SCOPE)
+ && (this_node->type != ACPI_TYPE_ANY)
+ && (this_node->type != type_to_check_for)) {
+
+ /* Complain about a type mismatch */
+
+ ACPI_WARNING((AE_INFO,
+ "NsLookup: Type mismatch on %4.4s (%s), searching for (%s)",
+ ACPI_CAST_PTR(char, &simple_name),
+ acpi_ut_get_type_name(this_node->
+ type),
+ acpi_ut_get_type_name
+ (type_to_check_for)));
+ }
+
+ /*
+ * If this is the last name segment and we are not looking for a
+ * specific type, but the type of found object is known, use that
+ * type to (later) see if it opens a scope.
+ */
+ if (type == ACPI_TYPE_ANY) {
+ type = this_node->type;
+ }
+ }
+
+ /* Point to next name segment and make this node current */
+
+ path += ACPI_NAMESEG_SIZE;
+ current_node = this_node;
+ }
+
+ /* Always check if we need to open a new scope */
+
+ if (!(flags & ACPI_NS_DONT_OPEN_SCOPE) && (walk_state)) {
+ /*
+ * If entry is a type which opens a scope, push the new scope on the
+ * scope stack.
+ */
+ if (acpi_ns_opens_scope(type)) {
+ status =
+ acpi_ds_scope_stack_push(this_node, type,
+ walk_state);
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
+ }
+ }
+ }
+#ifdef ACPI_EXEC_APP
+ if (flags & ACPI_NS_EARLY_INIT) {
+ this_node->flags |= ANOBJ_NODE_EARLY_INIT;
+ }
+#endif
+
+ *return_node = this_node;
+ return_ACPI_STATUS(AE_OK);
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-13 04:45:40 +0000