| Current Path : /usr/src/sys/contrib/dev/acpica/namespace/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //usr/src/sys/contrib/dev/acpica/namespace/nsdump.c |
/******************************************************************************
*
* Module Name: nsdump - table dumping routines for debug
*
*****************************************************************************/
/*
* Copyright (C) 2000 - 2011, 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.
*/
#define __NSDUMP_C__
#include <contrib/dev/acpica/include/acpi.h>
#include <contrib/dev/acpica/include/accommon.h>
#include <contrib/dev/acpica/include/acnamesp.h>
#define _COMPONENT ACPI_NAMESPACE
ACPI_MODULE_NAME ("nsdump")
/* Local prototypes */
#ifdef ACPI_OBSOLETE_FUNCTIONS
void
AcpiNsDumpRootDevices (
void);
static ACPI_STATUS
AcpiNsDumpOneDevice (
ACPI_HANDLE ObjHandle,
UINT32 Level,
void *Context,
void **ReturnValue);
#endif
#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
/*******************************************************************************
*
* FUNCTION: AcpiNsPrintPathname
*
* PARAMETERS: NumSegments - Number of ACPI name segments
* Pathname - The compressed (internal) path
*
* RETURN: None
*
* DESCRIPTION: Print an object's full namespace pathname
*
******************************************************************************/
void
AcpiNsPrintPathname (
UINT32 NumSegments,
char *Pathname)
{
UINT32 i;
ACPI_FUNCTION_NAME (NsPrintPathname);
if (!(AcpiDbgLevel & ACPI_LV_NAMES) || !(AcpiDbgLayer & ACPI_NAMESPACE))
{
return;
}
/* Print the entire name */
ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, "["));
while (NumSegments)
{
for (i = 0; i < 4; i++)
{
ACPI_IS_PRINT (Pathname[i]) ?
AcpiOsPrintf ("%c", Pathname[i]) :
AcpiOsPrintf ("?");
}
Pathname += ACPI_NAME_SIZE;
NumSegments--;
if (NumSegments)
{
AcpiOsPrintf (".");
}
}
AcpiOsPrintf ("]\n");
}
/*******************************************************************************
*
* FUNCTION: AcpiNsDumpPathname
*
* 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
AcpiNsDumpPathname (
ACPI_HANDLE Handle,
char *Msg,
UINT32 Level,
UINT32 Component)
{
ACPI_FUNCTION_TRACE (NsDumpPathname);
/* Do this only if the requested debug level and component are enabled */
if (!(AcpiDbgLevel & Level) || !(AcpiDbgLayer & Component))
{
return_VOID;
}
/* Convert handle to a full pathname and print it (with supplied message) */
AcpiNsPrintNodePathname (Handle, Msg);
AcpiOsPrintf ("\n");
return_VOID;
}
/*******************************************************************************
*
* FUNCTION: AcpiNsDumpOneObject
*
* PARAMETERS: ObjHandle - Node to be dumped
* Level - Nesting level of the handle
* Context - Passed into WalkNamespace
* ReturnValue - Not used
*
* RETURN: Status
*
* DESCRIPTION: Dump a single Node
* This procedure is a UserFunction called by AcpiNsWalkNamespace.
*
******************************************************************************/
ACPI_STATUS
AcpiNsDumpOneObject (
ACPI_HANDLE ObjHandle,
UINT32 Level,
void *Context,
void **ReturnValue)
{
ACPI_WALK_INFO *Info = (ACPI_WALK_INFO *) Context;
ACPI_NAMESPACE_NODE *ThisNode;
ACPI_OPERAND_OBJECT *ObjDesc = NULL;
ACPI_OBJECT_TYPE ObjType;
ACPI_OBJECT_TYPE Type;
UINT32 BytesToDump;
UINT32 DbgLevel;
UINT32 i;
ACPI_FUNCTION_NAME (NsDumpOneObject);
/* Is output enabled? */
if (!(AcpiDbgLevel & Info->DebugLevel))
{
return (AE_OK);
}
if (!ObjHandle)
{
ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Null object handle\n"));
return (AE_OK);
}
ThisNode = AcpiNsValidateHandle (ObjHandle);
if (!ThisNode)
{
ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Invalid object handle %p\n",
ObjHandle));
return (AE_OK);
}
Type = ThisNode->Type;
/* Check if the owner matches */
if ((Info->OwnerId != ACPI_OWNER_ID_MAX) &&
(Info->OwnerId != ThisNode->OwnerId))
{
return (AE_OK);
}
if (!(Info->DisplayType & ACPI_DISPLAY_SHORT))
{
/* Indent the object according to the level */
AcpiOsPrintf ("%2d%*s", (UINT32) 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));
}
AcpiOsPrintf ("%4.4s", AcpiUtGetNodeName (ThisNode));
}
/* Now we can print out the pertinent information */
AcpiOsPrintf (" %-12s %p %2.2X ",
AcpiUtGetTypeName (Type), ThisNode, ThisNode->OwnerId);
DbgLevel = AcpiDbgLevel;
AcpiDbgLevel = 0;
ObjDesc = AcpiNsGetAttachedObject (ThisNode);
AcpiDbgLevel = DbgLevel;
/* Temp nodes are those nodes created by a control method */
if (ThisNode->Flags & ANOBJ_TEMPORARY)
{
AcpiOsPrintf ("(T) ");
}
switch (Info->DisplayType & ACPI_DISPLAY_MASK)
{
case ACPI_DISPLAY_SUMMARY:
if (!ObjDesc)
{
/* No attached object, we are done */
AcpiOsPrintf ("\n");
return (AE_OK);
}
switch (Type)
{
case ACPI_TYPE_PROCESSOR:
AcpiOsPrintf ("ID %X Len %.4X Addr %p\n",
ObjDesc->Processor.ProcId, ObjDesc->Processor.Length,
ACPI_CAST_PTR (void, ObjDesc->Processor.Address));
break;
case ACPI_TYPE_DEVICE:
AcpiOsPrintf ("Notify Object: %p\n", ObjDesc);
break;
case ACPI_TYPE_METHOD:
AcpiOsPrintf ("Args %X Len %.4X Aml %p\n",
(UINT32) ObjDesc->Method.ParamCount,
ObjDesc->Method.AmlLength, ObjDesc->Method.AmlStart);
break;
case ACPI_TYPE_INTEGER:
AcpiOsPrintf ("= %8.8X%8.8X\n",
ACPI_FORMAT_UINT64 (ObjDesc->Integer.Value));
break;
case ACPI_TYPE_PACKAGE:
if (ObjDesc->Common.Flags & AOPOBJ_DATA_VALID)
{
AcpiOsPrintf ("Elements %.2X\n",
ObjDesc->Package.Count);
}
else
{
AcpiOsPrintf ("[Length not yet evaluated]\n");
}
break;
case ACPI_TYPE_BUFFER:
if (ObjDesc->Common.Flags & AOPOBJ_DATA_VALID)
{
AcpiOsPrintf ("Len %.2X",
ObjDesc->Buffer.Length);
/* Dump some of the buffer */
if (ObjDesc->Buffer.Length > 0)
{
AcpiOsPrintf (" =");
for (i = 0; (i < ObjDesc->Buffer.Length && i < 12); i++)
{
AcpiOsPrintf (" %.2hX", ObjDesc->Buffer.Pointer[i]);
}
}
AcpiOsPrintf ("\n");
}
else
{
AcpiOsPrintf ("[Length not yet evaluated]\n");
}
break;
case ACPI_TYPE_STRING:
AcpiOsPrintf ("Len %.2X ", ObjDesc->String.Length);
AcpiUtPrintString (ObjDesc->String.Pointer, 32);
AcpiOsPrintf ("\n");
break;
case ACPI_TYPE_REGION:
AcpiOsPrintf ("[%s]",
AcpiUtGetRegionName (ObjDesc->Region.SpaceId));
if (ObjDesc->Region.Flags & AOPOBJ_DATA_VALID)
{
AcpiOsPrintf (" Addr %8.8X%8.8X Len %.4X\n",
ACPI_FORMAT_NATIVE_UINT (ObjDesc->Region.Address),
ObjDesc->Region.Length);
}
else
{
AcpiOsPrintf (" [Address/Length not yet evaluated]\n");
}
break;
case ACPI_TYPE_LOCAL_REFERENCE:
AcpiOsPrintf ("[%s]\n", AcpiUtGetReferenceName (ObjDesc));
break;
case ACPI_TYPE_BUFFER_FIELD:
if (ObjDesc->BufferField.BufferObj &&
ObjDesc->BufferField.BufferObj->Buffer.Node)
{
AcpiOsPrintf ("Buf [%4.4s]",
AcpiUtGetNodeName (
ObjDesc->BufferField.BufferObj->Buffer.Node));
}
break;
case ACPI_TYPE_LOCAL_REGION_FIELD:
AcpiOsPrintf ("Rgn [%4.4s]",
AcpiUtGetNodeName (
ObjDesc->CommonField.RegionObj->Region.Node));
break;
case ACPI_TYPE_LOCAL_BANK_FIELD:
AcpiOsPrintf ("Rgn [%4.4s] Bnk [%4.4s]",
AcpiUtGetNodeName (
ObjDesc->CommonField.RegionObj->Region.Node),
AcpiUtGetNodeName (
ObjDesc->BankField.BankObj->CommonField.Node));
break;
case ACPI_TYPE_LOCAL_INDEX_FIELD:
AcpiOsPrintf ("Idx [%4.4s] Dat [%4.4s]",
AcpiUtGetNodeName (
ObjDesc->IndexField.IndexObj->CommonField.Node),
AcpiUtGetNodeName (
ObjDesc->IndexField.DataObj->CommonField.Node));
break;
case ACPI_TYPE_LOCAL_ALIAS:
case ACPI_TYPE_LOCAL_METHOD_ALIAS:
AcpiOsPrintf ("Target %4.4s (%p)\n",
AcpiUtGetNodeName (ObjDesc), ObjDesc);
break;
default:
AcpiOsPrintf ("Object %p\n", ObjDesc);
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:
AcpiOsPrintf (" Off %.3X Len %.2X Acc %.2hd\n",
(ObjDesc->CommonField.BaseByteOffset * 8)
+ ObjDesc->CommonField.StartFieldBitOffset,
ObjDesc->CommonField.BitLength,
ObjDesc->CommonField.AccessByteWidth);
break;
default:
break;
}
break;
case ACPI_DISPLAY_OBJECTS:
AcpiOsPrintf ("O:%p", ObjDesc);
if (!ObjDesc)
{
/* No attached object, we are done */
AcpiOsPrintf ("\n");
return (AE_OK);
}
AcpiOsPrintf ("(R%u)", ObjDesc->Common.ReferenceCount);
switch (Type)
{
case ACPI_TYPE_METHOD:
/* Name is a Method and its AML offset/length are set */
AcpiOsPrintf (" M:%p-%X\n", ObjDesc->Method.AmlStart,
ObjDesc->Method.AmlLength);
break;
case ACPI_TYPE_INTEGER:
AcpiOsPrintf (" I:%8.8X8.8%X\n",
ACPI_FORMAT_UINT64 (ObjDesc->Integer.Value));
break;
case ACPI_TYPE_STRING:
AcpiOsPrintf (" S:%p-%X\n", ObjDesc->String.Pointer,
ObjDesc->String.Length);
break;
case ACPI_TYPE_BUFFER:
AcpiOsPrintf (" B:%p-%X\n", ObjDesc->Buffer.Pointer,
ObjDesc->Buffer.Length);
break;
default:
AcpiOsPrintf ("\n");
break;
}
break;
default:
AcpiOsPrintf ("\n");
break;
}
/* If debug turned off, done */
if (!(AcpiDbgLevel & ACPI_LV_VALUES))
{
return (AE_OK);
}
/* If there is an attached object, display it */
DbgLevel = AcpiDbgLevel;
AcpiDbgLevel = 0;
ObjDesc = AcpiNsGetAttachedObject (ThisNode);
AcpiDbgLevel = DbgLevel;
/* Dump attached objects */
while (ObjDesc)
{
ObjType = ACPI_TYPE_INVALID;
AcpiOsPrintf ("Attached Object %p: ", ObjDesc);
/* Decode the type of attached object and dump the contents */
switch (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc))
{
case ACPI_DESC_TYPE_NAMED:
AcpiOsPrintf ("(Ptr to Node)\n");
BytesToDump = sizeof (ACPI_NAMESPACE_NODE);
ACPI_DUMP_BUFFER (ObjDesc, BytesToDump);
break;
case ACPI_DESC_TYPE_OPERAND:
ObjType = ObjDesc->Common.Type;
if (ObjType > ACPI_TYPE_LOCAL_MAX)
{
AcpiOsPrintf ("(Pointer to ACPI Object type %.2X [UNKNOWN])\n",
ObjType);
BytesToDump = 32;
}
else
{
AcpiOsPrintf ("(Pointer to ACPI Object type %.2X [%s])\n",
ObjType, AcpiUtGetTypeName (ObjType));
BytesToDump = sizeof (ACPI_OPERAND_OBJECT);
}
ACPI_DUMP_BUFFER (ObjDesc, BytesToDump);
break;
default:
break;
}
/* If value is NOT an internal object, we are done */
if (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc) != ACPI_DESC_TYPE_OPERAND)
{
goto Cleanup;
}
/* Valid object, get the pointer to next level, if any */
switch (ObjType)
{
case ACPI_TYPE_BUFFER:
case ACPI_TYPE_STRING:
/*
* NOTE: takes advantage of common fields between string/buffer
*/
BytesToDump = ObjDesc->String.Length;
ObjDesc = (void *) ObjDesc->String.Pointer;
AcpiOsPrintf ( "(Buffer/String pointer %p length %X)\n",
ObjDesc, BytesToDump);
ACPI_DUMP_BUFFER (ObjDesc, BytesToDump);
goto Cleanup;
case ACPI_TYPE_BUFFER_FIELD:
ObjDesc = (ACPI_OPERAND_OBJECT *) ObjDesc->BufferField.BufferObj;
break;
case ACPI_TYPE_PACKAGE:
ObjDesc = (void *) ObjDesc->Package.Elements;
break;
case ACPI_TYPE_METHOD:
ObjDesc = (void *) ObjDesc->Method.AmlStart;
break;
case ACPI_TYPE_LOCAL_REGION_FIELD:
ObjDesc = (void *) ObjDesc->Field.RegionObj;
break;
case ACPI_TYPE_LOCAL_BANK_FIELD:
ObjDesc = (void *) ObjDesc->BankField.RegionObj;
break;
case ACPI_TYPE_LOCAL_INDEX_FIELD:
ObjDesc = (void *) ObjDesc->IndexField.IndexObj;
break;
default:
goto Cleanup;
}
ObjType = ACPI_TYPE_INVALID; /* Terminate loop after next pass */
}
Cleanup:
AcpiOsPrintf ("\n");
return (AE_OK);
}
/*******************************************************************************
*
* FUNCTION: AcpiNsDumpObjects
*
* 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 typed objects within the loaded namespace. Uses
* AcpiNsWalkNamespace in conjunction with AcpiNsDumpOneObject.
*
******************************************************************************/
void
AcpiNsDumpObjects (
ACPI_OBJECT_TYPE Type,
UINT8 DisplayType,
UINT32 MaxDepth,
ACPI_OWNER_ID OwnerId,
ACPI_HANDLE StartHandle)
{
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 = AcpiUtAcquireMutex (ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE (Status))
{
AcpiOsPrintf ("Could not acquire namespace mutex\n");
return;
}
Info.DebugLevel = ACPI_LV_TABLES;
Info.OwnerId = OwnerId;
Info.DisplayType = DisplayType;
(void) AcpiNsWalkNamespace (Type, StartHandle, MaxDepth,
ACPI_NS_WALK_NO_UNLOCK | ACPI_NS_WALK_TEMP_NODES,
AcpiNsDumpOneObject, NULL, (void *) &Info, NULL);
(void) AcpiUtReleaseMutex (ACPI_MTX_NAMESPACE);
}
/*******************************************************************************
*
* FUNCTION: AcpiNsDumpEntry
*
* PARAMETERS: Handle - Node to be dumped
* DebugLevel - Output level
*
* RETURN: None
*
* DESCRIPTION: Dump a single Node
*
******************************************************************************/
void
AcpiNsDumpEntry (
ACPI_HANDLE Handle,
UINT32 DebugLevel)
{
ACPI_WALK_INFO Info;
ACPI_FUNCTION_ENTRY ();
Info.DebugLevel = DebugLevel;
Info.OwnerId = ACPI_OWNER_ID_MAX;
Info.DisplayType = ACPI_DISPLAY_SUMMARY;
(void) AcpiNsDumpOneObject (Handle, 1, &Info, NULL);
}
#ifdef ACPI_ASL_COMPILER
/*******************************************************************************
*
* FUNCTION: AcpiNsDumpTables
*
* PARAMETERS: SearchBase - Root of subtree to be dumped, or
* NS_ALL to dump the entire namespace
* MaxDepth - 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
AcpiNsDumpTables (
ACPI_HANDLE SearchBase,
UINT32 MaxDepth)
{
ACPI_HANDLE SearchHandle = SearchBase;
ACPI_FUNCTION_TRACE (NsDumpTables);
if (!AcpiGbl_RootNode)
{
/*
* 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 == SearchBase)
{
/* Entire namespace */
SearchHandle = AcpiGbl_RootNode;
ACPI_DEBUG_PRINT ((ACPI_DB_TABLES, "\\\n"));
}
AcpiNsDumpObjects (ACPI_TYPE_ANY, ACPI_DISPLAY_OBJECTS, MaxDepth,
ACPI_OWNER_ID_MAX, SearchHandle);
return_VOID;
}
#endif
#endif