/*******************************************************************************
*
* Module Name: dbnames - Debugger commands for the acpi namespace
*
******************************************************************************/
/******************************************************************************
*
* 1. Copyright Notice
*
* Some or all of this work - Copyright (c) 1999 - 2011, Intel Corp.
* All rights reserved.
*
* 2. License
*
* 2.1. This is your license from Intel Corp. under its intellectual property
* rights. You may have additional license terms from the party that provided
* you this software, covering your right to use that party's intellectual
* property rights.
*
* 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
* copy of the source code appearing in this file ("Covered Code") an
* irrevocable, perpetual, worldwide license under Intel's copyrights in the
* base code distributed originally by Intel ("Original Intel Code") to copy,
* make derivatives, distribute, use and display any portion of the Covered
* Code in any form, with the right to sublicense such rights; and
*
* 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
* license (with the right to sublicense), under only those claims of Intel
* patents that are infringed by the Original Intel Code, to make, use, sell,
* offer to sell, and import the Covered Code and derivative works thereof
* solely to the minimum extent necessary to exercise the above copyright
* license, and in no event shall the patent license extend to any additions
* to or modifications of the Original Intel Code. No other license or right
* is granted directly or by implication, estoppel or otherwise;
*
* The above copyright and patent license is granted only if the following
* conditions are met:
*
* 3. Conditions
*
* 3.1. Redistribution of Source with Rights to Further Distribute Source.
* Redistribution of source code of any substantial portion of the Covered
* Code or modification with rights to further distribute source must include
* the above Copyright Notice, the above License, this list of Conditions,
* and the following Disclaimer and Export Compliance provision. In addition,
* Licensee must cause all Covered Code to which Licensee contributes to
* contain a file documenting the changes Licensee made to create that Covered
* Code and the date of any change. Licensee must include in that file the
* documentation of any changes made by any predecessor Licensee. Licensee
* must include a prominent statement that the modification is derived,
* directly or indirectly, from Original Intel Code.
*
* 3.2. Redistribution of Source with no Rights to Further Distribute Source.
* Redistribution of source code of any substantial portion of the Covered
* Code or modification without rights to further distribute source must
* include the following Disclaimer and Export Compliance provision in the
* documentation and/or other materials provided with distribution. In
* addition, Licensee may not authorize further sublicense of source of any
* portion of the Covered Code, and must include terms to the effect that the
* license from Licensee to its licensee is limited to the intellectual
* property embodied in the software Licensee provides to its licensee, and
* not to intellectual property embodied in modifications its licensee may
* make.
*
* 3.3. Redistribution of Executable. Redistribution in executable form of any
* substantial portion of the Covered Code or modification must reproduce the
* above Copyright Notice, and the following Disclaimer and Export Compliance
* provision in the documentation and/or other materials provided with the
* distribution.
*
* 3.4. Intel retains all right, title, and interest in and to the Original
* Intel Code.
*
* 3.5. Neither the name Intel nor any other trademark owned or controlled by
* Intel shall be used in advertising or otherwise to promote the sale, use or
* other dealings in products derived from or relating to the Covered Code
* without prior written authorization from Intel.
*
* 4. Disclaimer and Export Compliance
*
* 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
* HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
* IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
* INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
* UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
* IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
* PARTICULAR PURPOSE.
*
* 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
* OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
* COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
* SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
* CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
* HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
* SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
* LIMITED REMEDY.
*
* 4.3. Licensee shall not export, either directly or indirectly, any of this
* software or system incorporating such software without first obtaining any
* required license or other approval from the U. S. Department of Commerce or
* any other agency or department of the United States Government. In the
* event Licensee exports any such software from the United States or
* re-exports any such software from a foreign destination, Licensee shall
* ensure that the distribution and export/re-export of the software is in
* compliance with all laws, regulations, orders, or other restrictions of the
* U.S. Export Administration Regulations. Licensee agrees that neither it nor
* any of its subsidiaries will export/re-export any technical data, process,
* software, or service, directly or indirectly, to any country for which the
* United States government or any agency thereof requires an export license,
* other governmental approval, or letter of assurance, without first obtaining
* such license, approval or letter.
*
*****************************************************************************/
#include "acpi.h"
#include "accommon.h"
#include "acnamesp.h"
#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 */