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-rw-r--r--sys/contrib/dev/acpica/components/debugger/dbnames.c934
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diff --git a/sys/contrib/dev/acpica/components/debugger/dbnames.c b/sys/contrib/dev/acpica/components/debugger/dbnames.c
new file mode 100644
index 0000000..c55ff72
--- /dev/null
+++ b/sys/contrib/dev/acpica/components/debugger/dbnames.c
@@ -0,0 +1,934 @@
+/*******************************************************************************
+ *
+ * Module Name: dbnames - Debugger commands for the acpi namespace
+ *
+ ******************************************************************************/
+
+/*
+ * Copyright (C) 2000 - 2012, 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 <contrib/dev/acpica/include/acpi.h>
+#include <contrib/dev/acpica/include/accommon.h>
+#include <contrib/dev/acpica/include/acnamesp.h>
+#include <contrib/dev/acpica/include/acdebug.h>
+
+
+#ifdef ACPI_DEBUGGER
+
+#define _COMPONENT ACPI_CA_DEBUGGER
+ ACPI_MODULE_NAME ("dbnames")
+
+
+/* Local prototypes */
+
+static ACPI_STATUS
+AcpiDbWalkAndMatchName (
+ ACPI_HANDLE ObjHandle,
+ UINT32 NestingLevel,
+ void *Context,
+ void **ReturnValue);
+
+static ACPI_STATUS
+AcpiDbWalkForPredefinedNames (
+ ACPI_HANDLE ObjHandle,
+ UINT32 NestingLevel,
+ void *Context,
+ void **ReturnValue);
+
+static ACPI_STATUS
+AcpiDbWalkForSpecificObjects (
+ ACPI_HANDLE ObjHandle,
+ UINT32 NestingLevel,
+ void *Context,
+ void **ReturnValue);
+
+static ACPI_STATUS
+AcpiDbIntegrityWalk (
+ ACPI_HANDLE ObjHandle,
+ UINT32 NestingLevel,
+ void *Context,
+ void **ReturnValue);
+
+static ACPI_STATUS
+AcpiDbWalkForReferences (
+ ACPI_HANDLE ObjHandle,
+ UINT32 NestingLevel,
+ void *Context,
+ void **ReturnValue);
+
+static ACPI_STATUS
+AcpiDbBusWalk (
+ ACPI_HANDLE ObjHandle,
+ UINT32 NestingLevel,
+ void *Context,
+ void **ReturnValue);
+
+/*
+ * Arguments for the Objects command
+ * These object types map directly to the ACPI_TYPES
+ */
+static ARGUMENT_INFO AcpiDbObjectTypes [] =
+{
+ {"ANY"},
+ {"INTEGERS"},
+ {"STRINGS"},
+ {"BUFFERS"},
+ {"PACKAGES"},
+ {"FIELDS"},
+ {"DEVICES"},
+ {"EVENTS"},
+ {"METHODS"},
+ {"MUTEXES"},
+ {"REGIONS"},
+ {"POWERRESOURCES"},
+ {"PROCESSORS"},
+ {"THERMALZONES"},
+ {"BUFFERFIELDS"},
+ {"DDBHANDLES"},
+ {"DEBUG"},
+ {"REGIONFIELDS"},
+ {"BANKFIELDS"},
+ {"INDEXFIELDS"},
+ {"REFERENCES"},
+ {"ALIAS"},
+ {NULL} /* Must be null terminated */
+};
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiDbSetScope
+ *
+ * PARAMETERS: Name - New scope path
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Set the "current scope" as maintained by this utility.
+ * The scope is used as a prefix to ACPI paths.
+ *
+ ******************************************************************************/
+
+void
+AcpiDbSetScope (
+ char *Name)
+{
+ ACPI_STATUS Status;
+ ACPI_NAMESPACE_NODE *Node;
+
+
+ if (!Name || Name[0] == 0)
+ {
+ AcpiOsPrintf ("Current scope: %s\n", AcpiGbl_DbScopeBuf);
+ return;
+ }
+
+ AcpiDbPrepNamestring (Name);
+
+ if (Name[0] == '\\')
+ {
+ /* Validate new scope from the root */
+
+ Status = AcpiNsGetNode (AcpiGbl_RootNode, Name, ACPI_NS_NO_UPSEARCH,
+ &Node);
+ if (ACPI_FAILURE (Status))
+ {
+ goto ErrorExit;
+ }
+
+ ACPI_STRCPY (AcpiGbl_DbScopeBuf, Name);
+ ACPI_STRCAT (AcpiGbl_DbScopeBuf, "\\");
+ }
+ else
+ {
+ /* Validate new scope relative to old scope */
+
+ Status = AcpiNsGetNode (AcpiGbl_DbScopeNode, Name, ACPI_NS_NO_UPSEARCH,
+ &Node);
+ if (ACPI_FAILURE (Status))
+ {
+ goto ErrorExit;
+ }
+
+ ACPI_STRCAT (AcpiGbl_DbScopeBuf, Name);
+ ACPI_STRCAT (AcpiGbl_DbScopeBuf, "\\");
+ }
+
+ AcpiGbl_DbScopeNode = Node;
+ AcpiOsPrintf ("New scope: %s\n", AcpiGbl_DbScopeBuf);
+ return;
+
+ErrorExit:
+
+ AcpiOsPrintf ("Could not attach scope: %s, %s\n",
+ Name, AcpiFormatException (Status));
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiDbDumpNamespace
+ *
+ * PARAMETERS: StartArg - Node to begin namespace dump
+ * DepthArg - Maximum tree depth to be dumped
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Dump entire namespace or a subtree. Each node is displayed
+ * with type and other information.
+ *
+ ******************************************************************************/
+
+void
+AcpiDbDumpNamespace (
+ char *StartArg,
+ char *DepthArg)
+{
+ ACPI_HANDLE SubtreeEntry = AcpiGbl_RootNode;
+ UINT32 MaxDepth = ACPI_UINT32_MAX;
+
+
+ /* No argument given, just start at the root and dump entire namespace */
+
+ if (StartArg)
+ {
+ SubtreeEntry = AcpiDbConvertToNode (StartArg);
+ if (!SubtreeEntry)
+ {
+ return;
+ }
+
+ /* Now we can check for the depth argument */
+
+ if (DepthArg)
+ {
+ MaxDepth = ACPI_STRTOUL (DepthArg, NULL, 0);
+ }
+ }
+
+ AcpiDbSetOutputDestination (ACPI_DB_DUPLICATE_OUTPUT);
+ AcpiOsPrintf ("ACPI Namespace (from %4.4s (%p) subtree):\n",
+ ((ACPI_NAMESPACE_NODE *) SubtreeEntry)->Name.Ascii, SubtreeEntry);
+
+ /* Display the subtree */
+
+ AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT);
+ AcpiNsDumpObjects (ACPI_TYPE_ANY, ACPI_DISPLAY_SUMMARY, MaxDepth,
+ ACPI_OWNER_ID_MAX, SubtreeEntry);
+ AcpiDbSetOutputDestination (ACPI_DB_CONSOLE_OUTPUT);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiDbDumpNamespaceByOwner
+ *
+ * PARAMETERS: OwnerArg - Owner ID whose nodes will be displayed
+ * DepthArg - Maximum tree depth to be dumped
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Dump elements of the namespace that are owned by the OwnerId.
+ *
+ ******************************************************************************/
+
+void
+AcpiDbDumpNamespaceByOwner (
+ char *OwnerArg,
+ char *DepthArg)
+{
+ ACPI_HANDLE SubtreeEntry = AcpiGbl_RootNode;
+ UINT32 MaxDepth = ACPI_UINT32_MAX;
+ ACPI_OWNER_ID OwnerId;
+
+
+ OwnerId = (ACPI_OWNER_ID) ACPI_STRTOUL (OwnerArg, NULL, 0);
+
+ /* Now we can check for the depth argument */
+
+ if (DepthArg)
+ {
+ MaxDepth = ACPI_STRTOUL (DepthArg, NULL, 0);
+ }
+
+ AcpiDbSetOutputDestination (ACPI_DB_DUPLICATE_OUTPUT);
+ AcpiOsPrintf ("ACPI Namespace by owner %X:\n", OwnerId);
+
+ /* Display the subtree */
+
+ AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT);
+ AcpiNsDumpObjects (ACPI_TYPE_ANY, ACPI_DISPLAY_SUMMARY, MaxDepth, OwnerId,
+ SubtreeEntry);
+ AcpiDbSetOutputDestination (ACPI_DB_CONSOLE_OUTPUT);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiDbWalkAndMatchName
+ *
+ * PARAMETERS: Callback from WalkNamespace
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Find a particular name/names within the namespace. Wildcards
+ * are supported -- '?' matches any character.
+ *
+ ******************************************************************************/
+
+static ACPI_STATUS
+AcpiDbWalkAndMatchName (
+ ACPI_HANDLE ObjHandle,
+ UINT32 NestingLevel,
+ void *Context,
+ void **ReturnValue)
+{
+ ACPI_STATUS Status;
+ char *RequestedName = (char *) Context;
+ UINT32 i;
+ ACPI_BUFFER Buffer;
+ ACPI_WALK_INFO Info;
+
+
+ /* Check for a name match */
+
+ for (i = 0; i < 4; i++)
+ {
+ /* Wildcard support */
+
+ if ((RequestedName[i] != '?') &&
+ (RequestedName[i] != ((ACPI_NAMESPACE_NODE *) ObjHandle)->Name.Ascii[i]))
+ {
+ /* No match, just exit */
+
+ return (AE_OK);
+ }
+ }
+
+ /* Get the full pathname to this object */
+
+ Buffer.Length = ACPI_ALLOCATE_LOCAL_BUFFER;
+ Status = AcpiNsHandleToPathname (ObjHandle, &Buffer);
+ if (ACPI_FAILURE (Status))
+ {
+ AcpiOsPrintf ("Could Not get pathname for object %p\n", ObjHandle);
+ }
+ else
+ {
+ Info.OwnerId = ACPI_OWNER_ID_MAX;
+ Info.DebugLevel = ACPI_UINT32_MAX;
+ Info.DisplayType = ACPI_DISPLAY_SUMMARY | ACPI_DISPLAY_SHORT;
+
+ AcpiOsPrintf ("%32s", (char *) Buffer.Pointer);
+ (void) AcpiNsDumpOneObject (ObjHandle, NestingLevel, &Info, NULL);
+ ACPI_FREE (Buffer.Pointer);
+ }
+
+ return (AE_OK);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiDbFindNameInNamespace
+ *
+ * PARAMETERS: NameArg - The 4-character ACPI name to find.
+ * wildcards are supported.
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Search the namespace for a given name (with wildcards)
+ *
+ ******************************************************************************/
+
+ACPI_STATUS
+AcpiDbFindNameInNamespace (
+ char *NameArg)
+{
+ char AcpiName[5] = "____";
+ char *AcpiNamePtr = AcpiName;
+
+
+ if (ACPI_STRLEN (NameArg) > 4)
+ {
+ AcpiOsPrintf ("Name must be no longer than 4 characters\n");
+ return (AE_OK);
+ }
+
+ /* Pad out name with underscores as necessary to create a 4-char name */
+
+ AcpiUtStrupr (NameArg);
+ while (*NameArg)
+ {
+ *AcpiNamePtr = *NameArg;
+ AcpiNamePtr++;
+ NameArg++;
+ }
+
+ /* Walk the namespace from the root */
+
+ (void) AcpiWalkNamespace (ACPI_TYPE_ANY, ACPI_ROOT_OBJECT, ACPI_UINT32_MAX,
+ AcpiDbWalkAndMatchName, NULL, AcpiName, NULL);
+
+ AcpiDbSetOutputDestination (ACPI_DB_CONSOLE_OUTPUT);
+ return (AE_OK);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiDbWalkForPredefinedNames
+ *
+ * PARAMETERS: Callback from WalkNamespace
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Detect and display predefined ACPI names (names that start with
+ * an underscore)
+ *
+ ******************************************************************************/
+
+static ACPI_STATUS
+AcpiDbWalkForPredefinedNames (
+ ACPI_HANDLE ObjHandle,
+ UINT32 NestingLevel,
+ void *Context,
+ void **ReturnValue)
+{
+ ACPI_NAMESPACE_NODE *Node = (ACPI_NAMESPACE_NODE *) ObjHandle;
+ UINT32 *Count = (UINT32 *) Context;
+ const ACPI_PREDEFINED_INFO *Predefined;
+ const ACPI_PREDEFINED_INFO *Package = NULL;
+ char *Pathname;
+
+
+ Predefined = AcpiNsCheckForPredefinedName (Node);
+ if (!Predefined)
+ {
+ return (AE_OK);
+ }
+
+ Pathname = AcpiNsGetExternalPathname (Node);
+ if (!Pathname)
+ {
+ return (AE_OK);
+ }
+
+ /* If method returns a package, the info is in the next table entry */
+
+ if (Predefined->Info.ExpectedBtypes & ACPI_BTYPE_PACKAGE)
+ {
+ Package = Predefined + 1;
+ }
+
+ AcpiOsPrintf ("%-32s arg %X ret %2.2X", Pathname,
+ Predefined->Info.ParamCount, Predefined->Info.ExpectedBtypes);
+
+ if (Package)
+ {
+ AcpiOsPrintf (" PkgType %2.2X ObjType %2.2X Count %2.2X",
+ Package->RetInfo.Type, Package->RetInfo.ObjectType1,
+ Package->RetInfo.Count1);
+ }
+
+ AcpiOsPrintf("\n");
+
+ AcpiNsCheckParameterCount (Pathname, Node, ACPI_UINT32_MAX, Predefined);
+ ACPI_FREE (Pathname);
+ (*Count)++;
+
+ return (AE_OK);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiDbCheckPredefinedNames
+ *
+ * PARAMETERS: None
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Validate all predefined names in the namespace
+ *
+ ******************************************************************************/
+
+void
+AcpiDbCheckPredefinedNames (
+ void)
+{
+ UINT32 Count = 0;
+
+
+ /* Search all nodes in namespace */
+
+ (void) AcpiWalkNamespace (ACPI_TYPE_ANY, ACPI_ROOT_OBJECT, ACPI_UINT32_MAX,
+ AcpiDbWalkForPredefinedNames, NULL, (void *) &Count, NULL);
+
+ AcpiOsPrintf ("Found %u predefined names in the namespace\n", Count);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiDbWalkForSpecificObjects
+ *
+ * PARAMETERS: Callback from WalkNamespace
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Display short info about objects in the namespace
+ *
+ ******************************************************************************/
+
+static ACPI_STATUS
+AcpiDbWalkForSpecificObjects (
+ ACPI_HANDLE ObjHandle,
+ UINT32 NestingLevel,
+ void *Context,
+ void **ReturnValue)
+{
+ ACPI_WALK_INFO *Info = (ACPI_WALK_INFO *) Context;
+ ACPI_BUFFER Buffer;
+ ACPI_STATUS Status;
+
+
+ Info->Count++;
+
+ /* Get and display the full pathname to this object */
+
+ Buffer.Length = ACPI_ALLOCATE_LOCAL_BUFFER;
+ Status = AcpiNsHandleToPathname (ObjHandle, &Buffer);
+ if (ACPI_FAILURE (Status))
+ {
+ AcpiOsPrintf ("Could Not get pathname for object %p\n", ObjHandle);
+ return (AE_OK);
+ }
+
+ AcpiOsPrintf ("%32s", (char *) Buffer.Pointer);
+ ACPI_FREE (Buffer.Pointer);
+
+ /* Dump short info about the object */
+
+ (void) AcpiNsDumpOneObject (ObjHandle, NestingLevel, Info, NULL);
+ return (AE_OK);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiDbDisplayObjects
+ *
+ * PARAMETERS: ObjTypeArg - Type of object to display
+ * DisplayCountArg - Max depth to display
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Display objects in the namespace of the requested type
+ *
+ ******************************************************************************/
+
+ACPI_STATUS
+AcpiDbDisplayObjects (
+ char *ObjTypeArg,
+ char *DisplayCountArg)
+{
+ ACPI_WALK_INFO Info;
+ ACPI_OBJECT_TYPE Type;
+
+
+ /* Get the object type */
+
+ Type = AcpiDbMatchArgument (ObjTypeArg, AcpiDbObjectTypes);
+ if (Type == ACPI_TYPE_NOT_FOUND)
+ {
+ AcpiOsPrintf ("Invalid or unsupported argument\n");
+ return (AE_OK);
+ }
+
+ AcpiDbSetOutputDestination (ACPI_DB_DUPLICATE_OUTPUT);
+ AcpiOsPrintf (
+ "Objects of type [%s] defined in the current ACPI Namespace:\n",
+ AcpiUtGetTypeName (Type));
+
+ AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT);
+
+ Info.Count = 0;
+ Info.OwnerId = ACPI_OWNER_ID_MAX;
+ Info.DebugLevel = ACPI_UINT32_MAX;
+ Info.DisplayType = ACPI_DISPLAY_SUMMARY | ACPI_DISPLAY_SHORT;
+
+ /* Walk the namespace from the root */
+
+ (void) AcpiWalkNamespace (Type, ACPI_ROOT_OBJECT, ACPI_UINT32_MAX,
+ AcpiDbWalkForSpecificObjects, NULL, (void *) &Info, NULL);
+
+ AcpiOsPrintf (
+ "\nFound %u objects of type [%s] in the current ACPI Namespace\n",
+ Info.Count, AcpiUtGetTypeName (Type));
+
+ AcpiDbSetOutputDestination (ACPI_DB_CONSOLE_OUTPUT);
+ return (AE_OK);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiDbIntegrityWalk
+ *
+ * PARAMETERS: Callback from WalkNamespace
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Examine one NS node for valid values.
+ *
+ ******************************************************************************/
+
+static ACPI_STATUS
+AcpiDbIntegrityWalk (
+ ACPI_HANDLE ObjHandle,
+ UINT32 NestingLevel,
+ void *Context,
+ void **ReturnValue)
+{
+ ACPI_INTEGRITY_INFO *Info = (ACPI_INTEGRITY_INFO *) Context;
+ ACPI_NAMESPACE_NODE *Node = (ACPI_NAMESPACE_NODE *) ObjHandle;
+ ACPI_OPERAND_OBJECT *Object;
+ BOOLEAN Alias = TRUE;
+
+
+ Info->Nodes++;
+
+ /* Verify the NS node, and dereference aliases */
+
+ while (Alias)
+ {
+ if (ACPI_GET_DESCRIPTOR_TYPE (Node) != ACPI_DESC_TYPE_NAMED)
+ {
+ AcpiOsPrintf ("Invalid Descriptor Type for Node %p [%s] - is %2.2X should be %2.2X\n",
+ Node, AcpiUtGetDescriptorName (Node), ACPI_GET_DESCRIPTOR_TYPE (Node),
+ ACPI_DESC_TYPE_NAMED);
+ return (AE_OK);
+ }
+
+ if ((Node->Type == ACPI_TYPE_LOCAL_ALIAS) ||
+ (Node->Type == ACPI_TYPE_LOCAL_METHOD_ALIAS))
+ {
+ Node = (ACPI_NAMESPACE_NODE *) Node->Object;
+ }
+ else
+ {
+ Alias = FALSE;
+ }
+ }
+
+ if (Node->Type > ACPI_TYPE_LOCAL_MAX)
+ {
+ AcpiOsPrintf ("Invalid Object Type for Node %p, Type = %X\n",
+ Node, Node->Type);
+ return (AE_OK);
+ }
+
+ if (!AcpiUtValidAcpiName (Node->Name.Integer))
+ {
+ AcpiOsPrintf ("Invalid AcpiName for Node %p\n", Node);
+ return (AE_OK);
+ }
+
+ Object = AcpiNsGetAttachedObject (Node);
+ if (Object)
+ {
+ Info->Objects++;
+ if (ACPI_GET_DESCRIPTOR_TYPE (Object) != ACPI_DESC_TYPE_OPERAND)
+ {
+ AcpiOsPrintf ("Invalid Descriptor Type for Object %p [%s]\n",
+ Object, AcpiUtGetDescriptorName (Object));
+ }
+ }
+
+ return (AE_OK);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiDbCheckIntegrity
+ *
+ * PARAMETERS: None
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Check entire namespace for data structure integrity
+ *
+ ******************************************************************************/
+
+void
+AcpiDbCheckIntegrity (
+ void)
+{
+ ACPI_INTEGRITY_INFO Info = {0,0};
+
+ /* Search all nodes in namespace */
+
+ (void) AcpiWalkNamespace (ACPI_TYPE_ANY, ACPI_ROOT_OBJECT, ACPI_UINT32_MAX,
+ AcpiDbIntegrityWalk, NULL, (void *) &Info, NULL);
+
+ AcpiOsPrintf ("Verified %u namespace nodes with %u Objects\n",
+ Info.Nodes, Info.Objects);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiDbWalkForReferences
+ *
+ * PARAMETERS: Callback from WalkNamespace
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Check if this namespace object refers to the target object
+ * that is passed in as the context value.
+ *
+ * Note: Currently doesn't check subobjects within the Node's object
+ *
+ ******************************************************************************/
+
+static ACPI_STATUS
+AcpiDbWalkForReferences (
+ ACPI_HANDLE ObjHandle,
+ UINT32 NestingLevel,
+ void *Context,
+ void **ReturnValue)
+{
+ ACPI_OPERAND_OBJECT *ObjDesc = (ACPI_OPERAND_OBJECT *) Context;
+ ACPI_NAMESPACE_NODE *Node = (ACPI_NAMESPACE_NODE *) ObjHandle;
+
+
+ /* Check for match against the namespace node itself */
+
+ if (Node == (void *) ObjDesc)
+ {
+ AcpiOsPrintf ("Object is a Node [%4.4s]\n",
+ AcpiUtGetNodeName (Node));
+ }
+
+ /* Check for match against the object attached to the node */
+
+ if (AcpiNsGetAttachedObject (Node) == ObjDesc)
+ {
+ AcpiOsPrintf ("Reference at Node->Object %p [%4.4s]\n",
+ Node, AcpiUtGetNodeName (Node));
+ }
+
+ return (AE_OK);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiDbFindReferences
+ *
+ * PARAMETERS: ObjectArg - String with hex value of the object
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Search namespace for all references to the input object
+ *
+ ******************************************************************************/
+
+void
+AcpiDbFindReferences (
+ char *ObjectArg)
+{
+ ACPI_OPERAND_OBJECT *ObjDesc;
+
+
+ /* Convert string to object pointer */
+
+ ObjDesc = ACPI_TO_POINTER (ACPI_STRTOUL (ObjectArg, NULL, 16));
+
+ /* Search all nodes in namespace */
+
+ (void) AcpiWalkNamespace (ACPI_TYPE_ANY, ACPI_ROOT_OBJECT, ACPI_UINT32_MAX,
+ AcpiDbWalkForReferences, NULL, (void *) ObjDesc, NULL);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiDbBusWalk
+ *
+ * PARAMETERS: Callback from WalkNamespace
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Display info about device objects that have a corresponding
+ * _PRT method.
+ *
+ ******************************************************************************/
+
+static ACPI_STATUS
+AcpiDbBusWalk (
+ ACPI_HANDLE ObjHandle,
+ UINT32 NestingLevel,
+ void *Context,
+ void **ReturnValue)
+{
+ ACPI_NAMESPACE_NODE *Node = (ACPI_NAMESPACE_NODE *) ObjHandle;
+ ACPI_STATUS Status;
+ ACPI_BUFFER Buffer;
+ ACPI_NAMESPACE_NODE *TempNode;
+ ACPI_DEVICE_INFO *Info;
+ UINT32 i;
+
+
+ if ((Node->Type != ACPI_TYPE_DEVICE) &&
+ (Node->Type != ACPI_TYPE_PROCESSOR))
+ {
+ return (AE_OK);
+ }
+
+ /* Exit if there is no _PRT under this device */
+
+ Status = AcpiGetHandle (Node, METHOD_NAME__PRT,
+ ACPI_CAST_PTR (ACPI_HANDLE, &TempNode));
+ if (ACPI_FAILURE (Status))
+ {
+ return (AE_OK);
+ }
+
+ /* Get the full path to this device object */
+
+ Buffer.Length = ACPI_ALLOCATE_LOCAL_BUFFER;
+ Status = AcpiNsHandleToPathname (ObjHandle, &Buffer);
+ if (ACPI_FAILURE (Status))
+ {
+ AcpiOsPrintf ("Could Not get pathname for object %p\n", ObjHandle);
+ return (AE_OK);
+ }
+
+ Status = AcpiGetObjectInfo (ObjHandle, &Info);
+ if (ACPI_FAILURE (Status))
+ {
+ return (AE_OK);
+ }
+
+ /* Display the full path */
+
+ AcpiOsPrintf ("%-32s Type %X", (char *) Buffer.Pointer, Node->Type);
+ ACPI_FREE (Buffer.Pointer);
+
+ if (Info->Flags & ACPI_PCI_ROOT_BRIDGE)
+ {
+ AcpiOsPrintf (" - Is PCI Root Bridge");
+ }
+ AcpiOsPrintf ("\n");
+
+ /* _PRT info */
+
+ AcpiOsPrintf ("_PRT: %p\n", TempNode);
+
+ /* Dump _ADR, _HID, _UID, _CID */
+
+ if (Info->Valid & ACPI_VALID_ADR)
+ {
+ AcpiOsPrintf ("_ADR: %8.8X%8.8X\n", ACPI_FORMAT_UINT64 (Info->Address));
+ }
+ else
+ {
+ AcpiOsPrintf ("_ADR: <Not Present>\n");
+ }
+
+ if (Info->Valid & ACPI_VALID_HID)
+ {
+ AcpiOsPrintf ("_HID: %s\n", Info->HardwareId.String);
+ }
+ else
+ {
+ AcpiOsPrintf ("_HID: <Not Present>\n");
+ }
+
+ if (Info->Valid & ACPI_VALID_UID)
+ {
+ AcpiOsPrintf ("_UID: %s\n", Info->UniqueId.String);
+ }
+ else
+ {
+ AcpiOsPrintf ("_UID: <Not Present>\n");
+ }
+
+ if (Info->Valid & ACPI_VALID_CID)
+ {
+ for (i = 0; i < Info->CompatibleIdList.Count; i++)
+ {
+ AcpiOsPrintf ("_CID: %s\n",
+ Info->CompatibleIdList.Ids[i].String);
+ }
+ }
+ else
+ {
+ AcpiOsPrintf ("_CID: <Not Present>\n");
+ }
+
+ ACPI_FREE (Info);
+ return (AE_OK);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiDbGetBusInfo
+ *
+ * PARAMETERS: None
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Display info about system busses.
+ *
+ ******************************************************************************/
+
+void
+AcpiDbGetBusInfo (
+ void)
+{
+ /* Search all nodes in namespace */
+
+ (void) AcpiWalkNamespace (ACPI_TYPE_ANY, ACPI_ROOT_OBJECT, ACPI_UINT32_MAX,
+ AcpiDbBusWalk, NULL, NULL, NULL);
+}
+
+#endif /* ACPI_DEBUGGER */
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