Initial import

1 files changed, 886 insertions, 0 deletions

diff --git a/drivers/acpi/acpica/nsdump.c b/drivers/acpi/acpica/nsdump.c
new file mode 100644
index 000000000..d25939350
--- /dev/null
+++ b/drivers/acpi/acpica/nsdump.c
@@ -0,0 +1,886 @@
+/******************************************************************************
+ *
+ * Module Name: nsdump - table dumping routines for debug
+ *
+ *****************************************************************************/
+
+/*
+ * Copyright (C) 2000 - 2015, Intel Corp.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions, and the following disclaimer,
+ *    without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ *    substantially similar to the "NO WARRANTY" disclaimer below
+ *    ("Disclaimer") and any redistribution must be conditioned upon
+ *    including a substantially similar Disclaimer requirement for further
+ *    binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ *    of any contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ */
+
+#include <acpi/acpi.h>
+#include "accommon.h"
+#include "acnamesp.h"
+#include <acpi/acoutput.h>
+
+#define _COMPONENT          ACPI_NAMESPACE
+ACPI_MODULE_NAME("nsdump")
+
+/* Local prototypes */
+#ifdef ACPI_OBSOLETE_FUNCTIONS
+void acpi_ns_dump_root_devices(void);
+
+static acpi_status
+acpi_ns_dump_one_device(acpi_handle obj_handle,
+			u32 level, void *context, void **return_value);
+#endif
+
+#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
+
+#ifdef	ACPI_FUTURE_USAGE
+static acpi_status
+acpi_ns_dump_one_object_path(acpi_handle obj_handle,
+			     u32 level, void *context, void **return_value);
+
+static acpi_status
+acpi_ns_get_max_depth(acpi_handle obj_handle,
+		      u32 level, void *context, void **return_value);
+#endif				/* ACPI_FUTURE_USAGE */
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ns_print_pathname
+ *
+ * PARAMETERS:  num_segments        - Number of ACPI name segments
+ *              pathname            - The compressed (internal) path
+ *
+ * RETURN:      None
+ *
+ * DESCRIPTION: Print an object's full namespace pathname
+ *
+ ******************************************************************************/
+
+void acpi_ns_print_pathname(u32 num_segments, char *pathname)
+{
+	u32 i;
+
+	ACPI_FUNCTION_NAME(ns_print_pathname);
+
+	/* Check if debug output enabled */
+
+	if (!ACPI_IS_DEBUG_ENABLED(ACPI_LV_NAMES, ACPI_NAMESPACE)) {
+		return;
+	}
+
+	/* Print the entire name */
+
+	ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "["));
+
+	while (num_segments) {
+		for (i = 0; i < 4; i++) {
+			ACPI_IS_PRINT(pathname[i]) ?
+			    acpi_os_printf("%c", pathname[i]) :
+			    acpi_os_printf("?");
+		}
+
+		pathname += ACPI_NAME_SIZE;
+		num_segments--;
+		if (num_segments) {
+			acpi_os_printf(".");
+		}
+	}
+
+	acpi_os_printf("]\n");
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ns_dump_pathname
+ *
+ * PARAMETERS:  handle              - Object
+ *              msg                 - Prefix message
+ *              level               - Desired debug level
+ *              component           - Caller's component ID
+ *
+ * RETURN:      None
+ *
+ * DESCRIPTION: Print an object's full namespace pathname
+ *              Manages allocation/freeing of a pathname buffer
+ *
+ ******************************************************************************/
+
+void
+acpi_ns_dump_pathname(acpi_handle handle, char *msg, u32 level, u32 component)
+{
+
+	ACPI_FUNCTION_TRACE(ns_dump_pathname);
+
+	/* Do this only if the requested debug level and component are enabled */
+
+	if (!ACPI_IS_DEBUG_ENABLED(level, component)) {
+		return_VOID;
+	}
+
+	/* Convert handle to a full pathname and print it (with supplied message) */
+
+	acpi_ns_print_node_pathname(handle, msg);
+	acpi_os_printf("\n");
+	return_VOID;
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ns_dump_one_object
+ *
+ * PARAMETERS:  obj_handle          - Node to be dumped
+ *              level               - Nesting level of the handle
+ *              context             - Passed into walk_namespace
+ *              return_value        - Not used
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Dump a single Node
+ *              This procedure is a user_function called by acpi_ns_walk_namespace.
+ *
+ ******************************************************************************/
+
+acpi_status
+acpi_ns_dump_one_object(acpi_handle obj_handle,
+			u32 level, void *context, void **return_value)
+{
+	struct acpi_walk_info *info = (struct acpi_walk_info *)context;
+	struct acpi_namespace_node *this_node;
+	union acpi_operand_object *obj_desc = NULL;
+	acpi_object_type obj_type;
+	acpi_object_type type;
+	u32 bytes_to_dump;
+	u32 dbg_level;
+	u32 i;
+
+	ACPI_FUNCTION_NAME(ns_dump_one_object);
+
+	/* Is output enabled? */
+
+	if (!(acpi_dbg_level & info->debug_level)) {
+		return (AE_OK);
+	}
+
+	if (!obj_handle) {
+		ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Null object handle\n"));
+		return (AE_OK);
+	}
+
+	this_node = acpi_ns_validate_handle(obj_handle);
+	if (!this_node) {
+		ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Invalid object handle %p\n",
+				  obj_handle));
+		return (AE_OK);
+	}
+
+	type = this_node->type;
+
+	/* Check if the owner matches */
+
+	if ((info->owner_id != ACPI_OWNER_ID_MAX) &&
+	    (info->owner_id != this_node->owner_id)) {
+		return (AE_OK);
+	}
+
+	if (!(info->display_type & ACPI_DISPLAY_SHORT)) {
+
+		/* Indent the object according to the level */
+
+		acpi_os_printf("%2d%*s", (u32) level - 1, (int)level * 2, " ");
+
+		/* Check the node type and name */
+
+		if (type > ACPI_TYPE_LOCAL_MAX) {
+			ACPI_WARNING((AE_INFO,
+				      "Invalid ACPI Object Type 0x%08X", type));
+		}
+
+		acpi_os_printf("%4.4s", acpi_ut_get_node_name(this_node));
+	}
+
+	/* Now we can print out the pertinent information */
+
+	acpi_os_printf(" %-12s %p %2.2X ",
+		       acpi_ut_get_type_name(type), this_node,
+		       this_node->owner_id);
+
+	dbg_level = acpi_dbg_level;
+	acpi_dbg_level = 0;
+	obj_desc = acpi_ns_get_attached_object(this_node);
+	acpi_dbg_level = dbg_level;
+
+	/* Temp nodes are those nodes created by a control method */
+
+	if (this_node->flags & ANOBJ_TEMPORARY) {
+		acpi_os_printf("(T) ");
+	}
+
+	switch (info->display_type & ACPI_DISPLAY_MASK) {
+	case ACPI_DISPLAY_SUMMARY:
+
+		if (!obj_desc) {
+
+			/* No attached object. Some types should always have an object */
+
+			switch (type) {
+			case ACPI_TYPE_INTEGER:
+			case ACPI_TYPE_PACKAGE:
+			case ACPI_TYPE_BUFFER:
+			case ACPI_TYPE_STRING:
+			case ACPI_TYPE_METHOD:
+
+				acpi_os_printf("<No attached object>");
+				break;
+
+			default:
+
+				break;
+			}
+
+			acpi_os_printf("\n");
+			return (AE_OK);
+		}
+
+		switch (type) {
+		case ACPI_TYPE_PROCESSOR:
+
+			acpi_os_printf("ID %02X Len %02X Addr %8.8X%8.8X\n",
+				       obj_desc->processor.proc_id,
+				       obj_desc->processor.length,
+				       ACPI_FORMAT_UINT64(obj_desc->processor.
+							  address));
+			break;
+
+		case ACPI_TYPE_DEVICE:
+
+			acpi_os_printf("Notify Object: %p\n", obj_desc);
+			break;
+
+		case ACPI_TYPE_METHOD:
+
+			acpi_os_printf("Args %X Len %.4X Aml %p\n",
+				       (u32) obj_desc->method.param_count,
+				       obj_desc->method.aml_length,
+				       obj_desc->method.aml_start);
+			break;
+
+		case ACPI_TYPE_INTEGER:
+
+			acpi_os_printf("= %8.8X%8.8X\n",
+				       ACPI_FORMAT_UINT64(obj_desc->integer.
+							  value));
+			break;
+
+		case ACPI_TYPE_PACKAGE:
+
+			if (obj_desc->common.flags & AOPOBJ_DATA_VALID) {
+				acpi_os_printf("Elements %.2X\n",
+					       obj_desc->package.count);
+			} else {
+				acpi_os_printf("[Length not yet evaluated]\n");
+			}
+			break;
+
+		case ACPI_TYPE_BUFFER:
+
+			if (obj_desc->common.flags & AOPOBJ_DATA_VALID) {
+				acpi_os_printf("Len %.2X",
+					       obj_desc->buffer.length);
+
+				/* Dump some of the buffer */
+
+				if (obj_desc->buffer.length > 0) {
+					acpi_os_printf(" =");
+					for (i = 0;
+					     (i < obj_desc->buffer.length
+					      && i < 12); i++) {
+						acpi_os_printf(" %.2hX",
+							       obj_desc->buffer.
+							       pointer[i]);
+					}
+				}
+				acpi_os_printf("\n");
+			} else {
+				acpi_os_printf("[Length not yet evaluated]\n");
+			}
+			break;
+
+		case ACPI_TYPE_STRING:
+
+			acpi_os_printf("Len %.2X ", obj_desc->string.length);
+			acpi_ut_print_string(obj_desc->string.pointer, 32);
+			acpi_os_printf("\n");
+			break;
+
+		case ACPI_TYPE_REGION:
+
+			acpi_os_printf("[%s]",
+				       acpi_ut_get_region_name(obj_desc->region.
+							       space_id));
+			if (obj_desc->region.flags & AOPOBJ_DATA_VALID) {
+				acpi_os_printf(" Addr %8.8X%8.8X Len %.4X\n",
+					       ACPI_FORMAT_UINT64(obj_desc->
+								  region.
+								  address),
+					       obj_desc->region.length);
+			} else {
+				acpi_os_printf
+				    (" [Address/Length not yet evaluated]\n");
+			}
+			break;
+
+		case ACPI_TYPE_LOCAL_REFERENCE:
+
+			acpi_os_printf("[%s]\n",
+				       acpi_ut_get_reference_name(obj_desc));
+			break;
+
+		case ACPI_TYPE_BUFFER_FIELD:
+
+			if (obj_desc->buffer_field.buffer_obj &&
+			    obj_desc->buffer_field.buffer_obj->buffer.node) {
+				acpi_os_printf("Buf [%4.4s]",
+					       acpi_ut_get_node_name(obj_desc->
+								     buffer_field.
+								     buffer_obj->
+								     buffer.
+								     node));
+			}
+			break;
+
+		case ACPI_TYPE_LOCAL_REGION_FIELD:
+
+			acpi_os_printf("Rgn [%4.4s]",
+				       acpi_ut_get_node_name(obj_desc->
+							     common_field.
+							     region_obj->region.
+							     node));
+			break;
+
+		case ACPI_TYPE_LOCAL_BANK_FIELD:
+
+			acpi_os_printf("Rgn [%4.4s] Bnk [%4.4s]",
+				       acpi_ut_get_node_name(obj_desc->
+							     common_field.
+							     region_obj->region.
+							     node),
+				       acpi_ut_get_node_name(obj_desc->
+							     bank_field.
+							     bank_obj->
+							     common_field.
+							     node));
+			break;
+
+		case ACPI_TYPE_LOCAL_INDEX_FIELD:
+
+			acpi_os_printf("Idx [%4.4s] Dat [%4.4s]",
+				       acpi_ut_get_node_name(obj_desc->
+							     index_field.
+							     index_obj->
+							     common_field.node),
+				       acpi_ut_get_node_name(obj_desc->
+							     index_field.
+							     data_obj->
+							     common_field.
+							     node));
+			break;
+
+		case ACPI_TYPE_LOCAL_ALIAS:
+		case ACPI_TYPE_LOCAL_METHOD_ALIAS:
+
+			acpi_os_printf("Target %4.4s (%p)\n",
+				       acpi_ut_get_node_name(obj_desc),
+				       obj_desc);
+			break;
+
+		default:
+
+			acpi_os_printf("Object %p\n", obj_desc);
+			break;
+		}
+
+		/* Common field handling */
+
+		switch (type) {
+		case ACPI_TYPE_BUFFER_FIELD:
+		case ACPI_TYPE_LOCAL_REGION_FIELD:
+		case ACPI_TYPE_LOCAL_BANK_FIELD:
+		case ACPI_TYPE_LOCAL_INDEX_FIELD:
+
+			acpi_os_printf(" Off %.3X Len %.2X Acc %.2hd\n",
+				       (obj_desc->common_field.
+					base_byte_offset * 8)
+				       +
+				       obj_desc->common_field.
+				       start_field_bit_offset,
+				       obj_desc->common_field.bit_length,
+				       obj_desc->common_field.
+				       access_byte_width);
+			break;
+
+		default:
+
+			break;
+		}
+		break;
+
+	case ACPI_DISPLAY_OBJECTS:
+
+		acpi_os_printf("O:%p", obj_desc);
+		if (!obj_desc) {
+
+			/* No attached object, we are done */
+
+			acpi_os_printf("\n");
+			return (AE_OK);
+		}
+
+		acpi_os_printf("(R%u)", obj_desc->common.reference_count);
+
+		switch (type) {
+		case ACPI_TYPE_METHOD:
+
+			/* Name is a Method and its AML offset/length are set */
+
+			acpi_os_printf(" M:%p-%X\n", obj_desc->method.aml_start,
+				       obj_desc->method.aml_length);
+			break;
+
+		case ACPI_TYPE_INTEGER:
+
+			acpi_os_printf(" I:%8.8X8.8%X\n",
+				       ACPI_FORMAT_UINT64(obj_desc->integer.
+							  value));
+			break;
+
+		case ACPI_TYPE_STRING:
+
+			acpi_os_printf(" S:%p-%X\n", obj_desc->string.pointer,
+				       obj_desc->string.length);
+			break;
+
+		case ACPI_TYPE_BUFFER:
+
+			acpi_os_printf(" B:%p-%X\n", obj_desc->buffer.pointer,
+				       obj_desc->buffer.length);
+			break;
+
+		default:
+
+			acpi_os_printf("\n");
+			break;
+		}
+		break;
+
+	default:
+		acpi_os_printf("\n");
+		break;
+	}
+
+	/* If debug turned off, done */
+
+	if (!(acpi_dbg_level & ACPI_LV_VALUES)) {
+		return (AE_OK);
+	}
+
+	/* If there is an attached object, display it */
+
+	dbg_level = acpi_dbg_level;
+	acpi_dbg_level = 0;
+	obj_desc = acpi_ns_get_attached_object(this_node);
+	acpi_dbg_level = dbg_level;
+
+	/* Dump attached objects */
+
+	while (obj_desc) {
+		obj_type = ACPI_TYPE_INVALID;
+		acpi_os_printf("Attached Object %p: ", obj_desc);
+
+		/* Decode the type of attached object and dump the contents */
+
+		switch (ACPI_GET_DESCRIPTOR_TYPE(obj_desc)) {
+		case ACPI_DESC_TYPE_NAMED:
+
+			acpi_os_printf("(Ptr to Node)\n");
+			bytes_to_dump = sizeof(struct acpi_namespace_node);
+			ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump);
+			break;
+
+		case ACPI_DESC_TYPE_OPERAND:
+
+			obj_type = obj_desc->common.type;
+
+			if (obj_type > ACPI_TYPE_LOCAL_MAX) {
+				acpi_os_printf
+				    ("(Pointer to ACPI Object type %.2X [UNKNOWN])\n",
+				     obj_type);
+				bytes_to_dump = 32;
+			} else {
+				acpi_os_printf
+				    ("(Pointer to ACPI Object type %.2X [%s])\n",
+				     obj_type, acpi_ut_get_type_name(obj_type));
+				bytes_to_dump =
+				    sizeof(union acpi_operand_object);
+			}
+
+			ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump);
+			break;
+
+		default:
+
+			break;
+		}
+
+		/* If value is NOT an internal object, we are done */
+
+		if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) !=
+		    ACPI_DESC_TYPE_OPERAND) {
+			goto cleanup;
+		}
+
+		/* Valid object, get the pointer to next level, if any */
+
+		switch (obj_type) {
+		case ACPI_TYPE_BUFFER:
+		case ACPI_TYPE_STRING:
+			/*
+			 * NOTE: takes advantage of common fields between string/buffer
+			 */
+			bytes_to_dump = obj_desc->string.length;
+			obj_desc = (void *)obj_desc->string.pointer;
+			acpi_os_printf("(Buffer/String pointer %p length %X)\n",
+				       obj_desc, bytes_to_dump);
+			ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump);
+			goto cleanup;
+
+		case ACPI_TYPE_BUFFER_FIELD:
+
+			obj_desc =
+			    (union acpi_operand_object *)obj_desc->buffer_field.
+			    buffer_obj;
+			break;
+
+		case ACPI_TYPE_PACKAGE:
+
+			obj_desc = (void *)obj_desc->package.elements;
+			break;
+
+		case ACPI_TYPE_METHOD:
+
+			obj_desc = (void *)obj_desc->method.aml_start;
+			break;
+
+		case ACPI_TYPE_LOCAL_REGION_FIELD:
+
+			obj_desc = (void *)obj_desc->field.region_obj;
+			break;
+
+		case ACPI_TYPE_LOCAL_BANK_FIELD:
+
+			obj_desc = (void *)obj_desc->bank_field.region_obj;
+			break;
+
+		case ACPI_TYPE_LOCAL_INDEX_FIELD:
+
+			obj_desc = (void *)obj_desc->index_field.index_obj;
+			break;
+
+		default:
+
+			goto cleanup;
+		}
+
+		obj_type = ACPI_TYPE_INVALID;	/* Terminate loop after next pass */
+	}
+
+cleanup:
+	acpi_os_printf("\n");
+	return (AE_OK);
+}
+
+#ifdef ACPI_FUTURE_USAGE
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ns_dump_objects
+ *
+ * PARAMETERS:  type                - Object type to be dumped
+ *              display_type        - 0 or ACPI_DISPLAY_SUMMARY
+ *              max_depth           - Maximum depth of dump. Use ACPI_UINT32_MAX
+ *                                    for an effectively unlimited depth.
+ *              owner_id            - Dump only objects owned by this ID. Use
+ *                                    ACPI_UINT32_MAX to match all owners.
+ *              start_handle        - Where in namespace to start/end search
+ *
+ * RETURN:      None
+ *
+ * DESCRIPTION: Dump typed objects within the loaded namespace. Uses
+ *              acpi_ns_walk_namespace in conjunction with acpi_ns_dump_one_object.
+ *
+ ******************************************************************************/
+
+void
+acpi_ns_dump_objects(acpi_object_type type,
+		     u8 display_type,
+		     u32 max_depth,
+		     acpi_owner_id owner_id, acpi_handle start_handle)
+{
+	struct acpi_walk_info info;
+	acpi_status status;
+
+	ACPI_FUNCTION_ENTRY();
+
+	/*
+	 * Just lock the entire namespace for the duration of the dump.
+	 * We don't want any changes to the namespace during this time,
+	 * especially the temporary nodes since we are going to display
+	 * them also.
+	 */
+	status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
+	if (ACPI_FAILURE(status)) {
+		acpi_os_printf("Could not acquire namespace mutex\n");
+		return;
+	}
+
+	info.debug_level = ACPI_LV_TABLES;
+	info.owner_id = owner_id;
+	info.display_type = display_type;
+
+	(void)acpi_ns_walk_namespace(type, start_handle, max_depth,
+				     ACPI_NS_WALK_NO_UNLOCK |
+				     ACPI_NS_WALK_TEMP_NODES,
+				     acpi_ns_dump_one_object, NULL,
+				     (void *)&info, NULL);
+
+	(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
+}
+#endif				/* ACPI_FUTURE_USAGE */
+
+#ifdef	ACPI_FUTURE_USAGE
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ns_dump_one_object_path, acpi_ns_get_max_depth
+ *
+ * PARAMETERS:  obj_handle          - Node to be dumped
+ *              level               - Nesting level of the handle
+ *              context             - Passed into walk_namespace
+ *              return_value        - Not used
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Dump the full pathname to a namespace object. acp_ns_get_max_depth
+ *              computes the maximum nesting depth in the namespace tree, in
+ *              order to simplify formatting in acpi_ns_dump_one_object_path.
+ *              These procedures are user_functions called by acpi_ns_walk_namespace.
+ *
+ ******************************************************************************/
+
+static acpi_status
+acpi_ns_dump_one_object_path(acpi_handle obj_handle,
+			     u32 level, void *context, void **return_value)
+{
+	u32 max_level = *((u32 *)context);
+	char *pathname;
+	struct acpi_namespace_node *node;
+	int path_indent;
+
+	if (!obj_handle) {
+		return (AE_OK);
+	}
+
+	node = acpi_ns_validate_handle(obj_handle);
+	if (!node) {
+
+		/* Ignore bad node during namespace walk */
+
+		return (AE_OK);
+	}
+
+	pathname = acpi_ns_get_external_pathname(node);
+
+	path_indent = 1;
+	if (level <= max_level) {
+		path_indent = max_level - level + 1;
+	}
+
+	acpi_os_printf("%2d%*s%-12s%*s",
+		       level, level, " ", acpi_ut_get_type_name(node->type),
+		       path_indent, " ");
+
+	acpi_os_printf("%s\n", &pathname[1]);
+	ACPI_FREE(pathname);
+	return (AE_OK);
+}
+
+static acpi_status
+acpi_ns_get_max_depth(acpi_handle obj_handle,
+		      u32 level, void *context, void **return_value)
+{
+	u32 *max_level = (u32 *)context;
+
+	if (level > *max_level) {
+		*max_level = level;
+	}
+	return (AE_OK);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ns_dump_object_paths
+ *
+ * PARAMETERS:  type                - Object type to be dumped
+ *              display_type        - 0 or ACPI_DISPLAY_SUMMARY
+ *              max_depth           - Maximum depth of dump. Use ACPI_UINT32_MAX
+ *                                    for an effectively unlimited depth.
+ *              owner_id            - Dump only objects owned by this ID. Use
+ *                                    ACPI_UINT32_MAX to match all owners.
+ *              start_handle        - Where in namespace to start/end search
+ *
+ * RETURN:      None
+ *
+ * DESCRIPTION: Dump full object pathnames within the loaded namespace. Uses
+ *              acpi_ns_walk_namespace in conjunction with acpi_ns_dump_one_object_path.
+ *
+ ******************************************************************************/
+
+void
+acpi_ns_dump_object_paths(acpi_object_type type,
+			  u8 display_type,
+			  u32 max_depth,
+			  acpi_owner_id owner_id, acpi_handle start_handle)
+{
+	acpi_status status;
+	u32 max_level = 0;
+
+	ACPI_FUNCTION_ENTRY();
+
+	/*
+	 * Just lock the entire namespace for the duration of the dump.
+	 * We don't want any changes to the namespace during this time,
+	 * especially the temporary nodes since we are going to display
+	 * them also.
+	 */
+	status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
+	if (ACPI_FAILURE(status)) {
+		acpi_os_printf("Could not acquire namespace mutex\n");
+		return;
+	}
+
+	/* Get the max depth of the namespace tree, for formatting later */
+
+	(void)acpi_ns_walk_namespace(type, start_handle, max_depth,
+				     ACPI_NS_WALK_NO_UNLOCK |
+				     ACPI_NS_WALK_TEMP_NODES,
+				     acpi_ns_get_max_depth, NULL,
+				     (void *)&max_level, NULL);
+
+	/* Now dump the entire namespace */
+
+	(void)acpi_ns_walk_namespace(type, start_handle, max_depth,
+				     ACPI_NS_WALK_NO_UNLOCK |
+				     ACPI_NS_WALK_TEMP_NODES,
+				     acpi_ns_dump_one_object_path, NULL,
+				     (void *)&max_level, NULL);
+
+	(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
+}
+#endif				/* ACPI_FUTURE_USAGE */
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ns_dump_entry
+ *
+ * PARAMETERS:  handle              - Node to be dumped
+ *              debug_level         - Output level
+ *
+ * RETURN:      None
+ *
+ * DESCRIPTION: Dump a single Node
+ *
+ ******************************************************************************/
+
+void acpi_ns_dump_entry(acpi_handle handle, u32 debug_level)
+{
+	struct acpi_walk_info info;
+
+	ACPI_FUNCTION_ENTRY();
+
+	info.debug_level = debug_level;
+	info.owner_id = ACPI_OWNER_ID_MAX;
+	info.display_type = ACPI_DISPLAY_SUMMARY;
+
+	(void)acpi_ns_dump_one_object(handle, 1, &info, NULL);
+}
+
+#ifdef ACPI_ASL_COMPILER
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ns_dump_tables
+ *
+ * PARAMETERS:  search_base         - Root of subtree to be dumped, or
+ *                                    NS_ALL to dump the entire namespace
+ *              max_depth           - Maximum depth of dump. Use INT_MAX
+ *                                    for an effectively unlimited depth.
+ *
+ * RETURN:      None
+ *
+ * DESCRIPTION: Dump the name space, or a portion of it.
+ *
+ ******************************************************************************/
+
+void acpi_ns_dump_tables(acpi_handle search_base, u32 max_depth)
+{
+	acpi_handle search_handle = search_base;
+
+	ACPI_FUNCTION_TRACE(ns_dump_tables);
+
+	if (!acpi_gbl_root_node) {
+		/*
+		 * If the name space has not been initialized,
+		 * there is nothing to dump.
+		 */
+		ACPI_DEBUG_PRINT((ACPI_DB_TABLES,
+				  "namespace not initialized!\n"));
+		return_VOID;
+	}
+
+	if (ACPI_NS_ALL == search_base) {
+
+		/* Entire namespace */
+
+		search_handle = acpi_gbl_root_node;
+		ACPI_DEBUG_PRINT((ACPI_DB_TABLES, "\\\n"));
+	}
+
+	acpi_ns_dump_objects(ACPI_TYPE_ANY, ACPI_DISPLAY_OBJECTS, max_depth,
+			     ACPI_OWNER_ID_MAX, search_handle);
+	return_VOID;
+}
+#endif
+#endif