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Diffstat (limited to 'source/components/debugger/dbnames.c')
| -rw-r--r-- | source/components/debugger/dbnames.c | 934 |
1 files changed, 934 insertions, 0 deletions
diff --git a/source/components/debugger/dbnames.c b/source/components/debugger/dbnames.c new file mode 100644 index 000000000000..be326c5390a7 --- /dev/null +++ b/source/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 "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 */ |