diff options
Diffstat (limited to 'source/components/namespace/nsdump.c')
| -rw-r--r-- | source/components/namespace/nsdump.c | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/source/components/namespace/nsdump.c b/source/components/namespace/nsdump.c index 82e66027acd0..5559d9a9e41a 100644 --- a/source/components/namespace/nsdump.c +++ b/source/components/namespace/nsdump.c @@ -69,6 +69,22 @@ AcpiNsDumpOneDevice ( #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) + +static ACPI_STATUS +AcpiNsDumpOneObjectPath ( + ACPI_HANDLE ObjHandle, + UINT32 Level, + void *Context, + void **ReturnValue); + +static ACPI_STATUS +AcpiNsGetMaxDepth ( + ACPI_HANDLE ObjHandle, + UINT32 Level, + void *Context, + void **ReturnValue); + + /******************************************************************************* * * FUNCTION: AcpiNsPrintPathname @@ -697,6 +713,142 @@ AcpiNsDumpObjects ( /******************************************************************************* * + * FUNCTION: AcpiNsDumpOneObjectPath, AcpiNsGetMaxDepth + * + * PARAMETERS: ObjHandle - Node to be dumped + * Level - Nesting level of the handle + * Context - Passed into WalkNamespace + * ReturnValue - Not used + * + * RETURN: Status + * + * DESCRIPTION: Dump the full pathname to a namespace object. AcpNsGetMaxDepth + * computes the maximum nesting depth in the namespace tree, in + * order to simplify formatting in AcpiNsDumpOneObjectPath. + * These procedures are UserFunctions called by AcpiNsWalkNamespace. + * + ******************************************************************************/ + +static ACPI_STATUS +AcpiNsDumpOneObjectPath ( + ACPI_HANDLE ObjHandle, + UINT32 Level, + void *Context, + void **ReturnValue) +{ + UINT32 MaxLevel = *((UINT32 *) Context); + char *Pathname; + ACPI_NAMESPACE_NODE *Node; + int PathIndent; + + + if (!ObjHandle) + { + return (AE_OK); + } + + Node = AcpiNsValidateHandle (ObjHandle); + Pathname = AcpiNsGetExternalPathname (Node); + + PathIndent = 1; + if (Level <= MaxLevel) + { + PathIndent = MaxLevel - Level + 1; + } + + AcpiOsPrintf ("%2d%*s%-12s%*s", + Level, Level, " ", AcpiUtGetTypeName (Node->Type), + PathIndent, " "); + + AcpiOsPrintf ("%s\n", &Pathname[1]); + ACPI_FREE (Pathname); + return (AE_OK); +} + + +static ACPI_STATUS +AcpiNsGetMaxDepth ( + ACPI_HANDLE ObjHandle, + UINT32 Level, + void *Context, + void **ReturnValue) +{ + UINT32 *MaxLevel = (UINT32 *) Context; + + + if (Level > *MaxLevel) + { + *MaxLevel = Level; + } + return (AE_OK); +} + + +/******************************************************************************* + * + * FUNCTION: AcpiNsDumpObjectPaths + * + * PARAMETERS: Type - Object type to be dumped + * DisplayType - 0 or ACPI_DISPLAY_SUMMARY + * MaxDepth - Maximum depth of dump. Use ACPI_UINT32_MAX + * for an effectively unlimited depth. + * OwnerId - Dump only objects owned by this ID. Use + * ACPI_UINT32_MAX to match all owners. + * StartHandle - Where in namespace to start/end search + * + * RETURN: None + * + * DESCRIPTION: Dump full object pathnames within the loaded namespace. Uses + * AcpiNsWalkNamespace in conjunction with AcpiNsDumpOneObjectPath. + * + ******************************************************************************/ + +void +AcpiNsDumpObjectPaths ( + ACPI_OBJECT_TYPE Type, + UINT8 DisplayType, + UINT32 MaxDepth, + ACPI_OWNER_ID OwnerId, + ACPI_HANDLE StartHandle) +{ + ACPI_STATUS Status; + UINT32 MaxLevel = 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 = AcpiUtAcquireMutex (ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE (Status)) + { + AcpiOsPrintf ("Could not acquire namespace mutex\n"); + return; + } + + /* Get the max depth of the namespace tree, for formatting later */ + + (void) AcpiNsWalkNamespace (Type, StartHandle, MaxDepth, + ACPI_NS_WALK_NO_UNLOCK | ACPI_NS_WALK_TEMP_NODES, + AcpiNsGetMaxDepth, NULL, (void *) &MaxLevel, NULL); + + /* Now dump the entire namespace */ + + (void) AcpiNsWalkNamespace (Type, StartHandle, MaxDepth, + ACPI_NS_WALK_NO_UNLOCK | ACPI_NS_WALK_TEMP_NODES, + AcpiNsDumpOneObjectPath, NULL, (void *) &MaxLevel, NULL); + + (void) AcpiUtReleaseMutex (ACPI_MTX_NAMESPACE); +} + + +/******************************************************************************* + * * FUNCTION: AcpiNsDumpEntry * * PARAMETERS: Handle - Node to be dumped |