void
AcpiUtMutexTerminate (
void)
{
UINT32 i;
ACPI_FUNCTION_TRACE (UtMutexTerminate);
/* Delete each predefined mutex object */
for (i = 0; i < ACPI_NUM_MUTEX; i++)
{
AcpiUtDeleteMutex (i);
}
AcpiOsDeleteMutex (AcpiGbl_OsiMutex);
/* Delete the spinlocks */
AcpiOsDeleteLock (AcpiGbl_GpeLock);
AcpiOsDeleteLock (AcpiGbl_HardwareLock);
/* Delete the reader/writer lock */
AcpiUtDeleteRwLock (&AcpiGbl_NamespaceRwLock);
return_VOID;
}
ACPI_STATUS
AcpiOsInitializeDebugger (
void)
{
ACPI_STATUS Status;
/* Create command signals */
Status = AcpiOsCreateMutex (&AcpiGbl_DbCommandReady);
if (ACPI_FAILURE (Status))
{
return (Status);
}
Status = AcpiOsCreateMutex (&AcpiGbl_DbCommandComplete);
if (ACPI_FAILURE (Status))
{
goto ErrorReady;
}
/* Initialize the states of the command signals */
Status = AcpiOsAcquireMutex (AcpiGbl_DbCommandComplete,
ACPI_WAIT_FOREVER);
if (ACPI_FAILURE (Status))
{
goto ErrorComplete;
}
Status = AcpiOsAcquireMutex (AcpiGbl_DbCommandReady,
ACPI_WAIT_FOREVER);
if (ACPI_FAILURE (Status))
{
goto ErrorComplete;
}
AcpiGbl_DbCommandSignalsInitialized = TRUE;
return (Status);
ErrorComplete:
AcpiOsDeleteMutex (AcpiGbl_DbCommandComplete);
ErrorReady:
AcpiOsDeleteMutex (AcpiGbl_DbCommandReady);
return (Status);
}
static void
AcpiUtDeleteMutex (
ACPI_MUTEX_HANDLE MutexId)
{
ACPI_FUNCTION_TRACE_U32 (UtDeleteMutex, MutexId);
AcpiOsDeleteMutex (AcpiGbl_MutexInfo[MutexId].Mutex);
AcpiGbl_MutexInfo[MutexId].Mutex = NULL;
AcpiGbl_MutexInfo[MutexId].ThreadId = ACPI_MUTEX_NOT_ACQUIRED;
}
void
AcpiUtMutexTerminate (
void)
{
UINT32 i;
ACPI_FUNCTION_TRACE (UtMutexTerminate);
/* Delete each predefined mutex object */
for (i = 0; i < ACPI_NUM_MUTEX; i++)
{
AcpiUtDeleteMutex (i);
}
AcpiOsDeleteMutex (AcpiGbl_OsiMutex);
/* Delete the spinlocks */
AcpiOsDeleteLock (AcpiGbl_GpeLock);
AcpiOsDeleteLock (AcpiGbl_HardwareLock);
AcpiOsDeleteLock (AcpiGbl_ReferenceCountLock);
/* Delete the reader/writer lock */
AcpiUtDeleteRwLock (&AcpiGbl_NamespaceRwLock);
#ifdef ACPI_DEBUGGER
AcpiOsDeleteMutex (AcpiGbl_DbCommandReady);
AcpiOsDeleteMutex (AcpiGbl_DbCommandComplete);
#endif
return_VOID;
}
static void
AcpiUtDeleteInternalObj (
ACPI_OPERAND_OBJECT *Object)
{
void *ObjPointer = NULL;
ACPI_OPERAND_OBJECT *HandlerDesc;
ACPI_OPERAND_OBJECT *SecondDesc;
ACPI_OPERAND_OBJECT *NextDesc;
ACPI_OPERAND_OBJECT *StartDesc;
ACPI_OPERAND_OBJECT **LastObjPtr;
ACPI_FUNCTION_TRACE_PTR (UtDeleteInternalObj, Object);
if (!Object)
{
return_VOID;
}
/*
* Must delete or free any pointers within the object that are not
* actual ACPI objects (for example, a raw buffer pointer).
*/
switch (Object->Common.Type)
{
case ACPI_TYPE_STRING:
ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "**** String %p, ptr %p\n",
Object, Object->String.Pointer));
/* Free the actual string buffer */
if (!(Object->Common.Flags & AOPOBJ_STATIC_POINTER))
{
/* But only if it is NOT a pointer into an ACPI table */
ObjPointer = Object->String.Pointer;
}
break;
case ACPI_TYPE_BUFFER:
ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "**** Buffer %p, ptr %p\n",
Object, Object->Buffer.Pointer));
/* Free the actual buffer */
if (!(Object->Common.Flags & AOPOBJ_STATIC_POINTER))
{
/* But only if it is NOT a pointer into an ACPI table */
ObjPointer = Object->Buffer.Pointer;
}
break;
case ACPI_TYPE_PACKAGE:
ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, " **** Package of count %X\n",
Object->Package.Count));
/*
* Elements of the package are not handled here, they are deleted
* separately
*/
/* Free the (variable length) element pointer array */
ObjPointer = Object->Package.Elements;
break;
/*
* These objects have a possible list of notify handlers.
* Device object also may have a GPE block.
*/
case ACPI_TYPE_DEVICE:
if (Object->Device.GpeBlock)
{
(void) AcpiEvDeleteGpeBlock (Object->Device.GpeBlock);
}
/*lint -fallthrough */
case ACPI_TYPE_PROCESSOR:
case ACPI_TYPE_THERMAL:
/* Walk the address handler list for this object */
HandlerDesc = Object->CommonNotify.Handler;
while (HandlerDesc)
{
NextDesc = HandlerDesc->AddressSpace.Next;
AcpiUtRemoveReference (HandlerDesc);
HandlerDesc = NextDesc;
}
break;
case ACPI_TYPE_MUTEX:
ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS,
"***** Mutex %p, OS Mutex %p\n",
Object, Object->Mutex.OsMutex));
if (Object == AcpiGbl_GlobalLockMutex)
{
/* Global Lock has extra semaphore */
(void) AcpiOsDeleteSemaphore (AcpiGbl_GlobalLockSemaphore);
AcpiGbl_GlobalLockSemaphore = NULL;
AcpiOsDeleteMutex (Object->Mutex.OsMutex);
AcpiGbl_GlobalLockMutex = NULL;
}
else
{
AcpiExUnlinkMutex (Object);
AcpiOsDeleteMutex (Object->Mutex.OsMutex);
}
break;
case ACPI_TYPE_EVENT:
ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS,
"***** Event %p, OS Semaphore %p\n",
Object, Object->Event.OsSemaphore));
(void) AcpiOsDeleteSemaphore (Object->Event.OsSemaphore);
Object->Event.OsSemaphore = NULL;
break;
case ACPI_TYPE_METHOD:
ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS,
"***** Method %p\n", Object));
/* Delete the method mutex if it exists */
if (Object->Method.Mutex)
{
AcpiOsDeleteMutex (Object->Method.Mutex->Mutex.OsMutex);
AcpiUtDeleteObjectDesc (Object->Method.Mutex);
Object->Method.Mutex = NULL;
}
break;
case ACPI_TYPE_REGION:
ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS,
"***** Region %p\n", Object));
/*
* Update AddressRange list. However, only permanent regions
* are installed in this list. (Not created within a method)
*/
if (!(Object->Region.Node->Flags & ANOBJ_TEMPORARY))
{
AcpiUtRemoveAddressRange (Object->Region.SpaceId,
Object->Region.Node);
}
SecondDesc = AcpiNsGetSecondaryObject (Object);
if (SecondDesc)
{
/*
* Free the RegionContext if and only if the handler is one of the
* default handlers -- and therefore, we created the context object
* locally, it was not created by an external caller.
*/
HandlerDesc = Object->Region.Handler;
if (HandlerDesc)
{
NextDesc = HandlerDesc->AddressSpace.RegionList;
StartDesc = NextDesc;
LastObjPtr = &HandlerDesc->AddressSpace.RegionList;
/* Remove the region object from the handler list */
while (NextDesc)
{
if (NextDesc == Object)
{
*LastObjPtr = NextDesc->Region.Next;
break;
}
/* Walk the linked list of handlers */
LastObjPtr = &NextDesc->Region.Next;
NextDesc = NextDesc->Region.Next;
/* Prevent infinite loop if list is corrupted */
if (NextDesc == StartDesc)
{
ACPI_ERROR ((AE_INFO,
"Circular region list in address handler object %p",
HandlerDesc));
return_VOID;
}
}
if (HandlerDesc->AddressSpace.HandlerFlags &
ACPI_ADDR_HANDLER_DEFAULT_INSTALLED)
{
/* Deactivate region and free region context */
if (HandlerDesc->AddressSpace.Setup)
{
(void) HandlerDesc->AddressSpace.Setup (Object,
ACPI_REGION_DEACTIVATE,
HandlerDesc->AddressSpace.Context,
&SecondDesc->Extra.RegionContext);
}
}
AcpiUtRemoveReference (HandlerDesc);
}
/* Now we can free the Extra object */
AcpiUtDeleteObjectDesc (SecondDesc);
}
break;
case ACPI_TYPE_BUFFER_FIELD:
ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS,
"***** Buffer Field %p\n", Object));
SecondDesc = AcpiNsGetSecondaryObject (Object);
if (SecondDesc)
{
AcpiUtDeleteObjectDesc (SecondDesc);
}
break;
case ACPI_TYPE_LOCAL_BANK_FIELD:
ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS,
"***** Bank Field %p\n", Object));
SecondDesc = AcpiNsGetSecondaryObject (Object);
if (SecondDesc)
{
AcpiUtDeleteObjectDesc (SecondDesc);
}
break;
default:
break;
}
/* Free any allocated memory (pointer within the object) found above */
if (ObjPointer)
{
ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "Deleting Object Subptr %p\n",
ObjPointer));
ACPI_FREE (ObjPointer);
}
/* Now the object can be safely deleted */
ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "Deleting Object %p [%s]\n",
Object, AcpiUtGetObjectTypeName (Object)));
AcpiUtDeleteObjectDesc (Object);
return_VOID;
}
static void
AcpiUtDeleteInternalObj (
ACPI_OPERAND_OBJECT *Object)
{
void *ObjPointer = NULL;
ACPI_OPERAND_OBJECT *HandlerDesc;
ACPI_OPERAND_OBJECT *SecondDesc;
ACPI_OPERAND_OBJECT *NextDesc;
ACPI_FUNCTION_TRACE_PTR (UtDeleteInternalObj, Object);
if (!Object)
{
return_VOID;
}
/*
* Must delete or free any pointers within the object that are not
* actual ACPI objects (for example, a raw buffer pointer).
*/
switch (ACPI_GET_OBJECT_TYPE (Object))
{
case ACPI_TYPE_STRING:
ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "**** String %p, ptr %p\n",
Object, Object->String.Pointer));
/* Free the actual string buffer */
if (!(Object->Common.Flags & AOPOBJ_STATIC_POINTER))
{
/* But only if it is NOT a pointer into an ACPI table */
ObjPointer = Object->String.Pointer;
}
break;
case ACPI_TYPE_BUFFER:
ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "**** Buffer %p, ptr %p\n",
Object, Object->Buffer.Pointer));
/* Free the actual buffer */
if (!(Object->Common.Flags & AOPOBJ_STATIC_POINTER))
{
/* But only if it is NOT a pointer into an ACPI table */
ObjPointer = Object->Buffer.Pointer;
}
break;
case ACPI_TYPE_PACKAGE:
ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, " **** Package of count %X\n",
Object->Package.Count));
/*
* Elements of the package are not handled here, they are deleted
* separately
*/
/* Free the (variable length) element pointer array */
ObjPointer = Object->Package.Elements;
break;
case ACPI_TYPE_DEVICE:
if (Object->Device.GpeBlock)
{
(void) AcpiEvDeleteGpeBlock (Object->Device.GpeBlock);
}
/* Walk the handler list for this device */
HandlerDesc = Object->Device.Handler;
while (HandlerDesc)
{
NextDesc = HandlerDesc->AddressSpace.Next;
AcpiUtRemoveReference (HandlerDesc);
HandlerDesc = NextDesc;
}
break;
case ACPI_TYPE_MUTEX:
ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS,
"***** Mutex %p, OS Mutex %p\n",
Object, Object->Mutex.OsMutex));
if (Object == AcpiGbl_GlobalLockMutex)
{
/* Global Lock has extra semaphore */
(void) AcpiOsDeleteSemaphore (AcpiGbl_GlobalLockSemaphore);
AcpiGbl_GlobalLockSemaphore = NULL;
AcpiOsDeleteMutex (Object->Mutex.OsMutex);
AcpiGbl_GlobalLockMutex = NULL;
}
else
{
AcpiExUnlinkMutex (Object);
AcpiOsDeleteMutex (Object->Mutex.OsMutex);
}
break;
case ACPI_TYPE_EVENT:
ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS,
"***** Event %p, OS Semaphore %p\n",
Object, Object->Event.OsSemaphore));
(void) AcpiOsDeleteSemaphore (Object->Event.OsSemaphore);
Object->Event.OsSemaphore = NULL;
break;
case ACPI_TYPE_METHOD:
ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS,
"***** Method %p\n", Object));
/* Delete the method mutex if it exists */
if (Object->Method.Mutex)
{
AcpiOsDeleteMutex (Object->Method.Mutex->Mutex.OsMutex);
AcpiUtDeleteObjectDesc (Object->Method.Mutex);
Object->Method.Mutex = NULL;
}
break;
case ACPI_TYPE_REGION:
ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS,
"***** Region %p\n", Object));
SecondDesc = AcpiNsGetSecondaryObject (Object);
if (SecondDesc)
{
/*
* Free the RegionContext if and only if the handler is one of the
* default handlers -- and therefore, we created the context object
* locally, it was not created by an external caller.
*/
HandlerDesc = Object->Region.Handler;
if (HandlerDesc)
{
if (HandlerDesc->AddressSpace.HandlerFlags &
ACPI_ADDR_HANDLER_DEFAULT_INSTALLED)
{
/* Deactivate region and free region context */
if (HandlerDesc->AddressSpace.Setup)
{
(void) HandlerDesc->AddressSpace.Setup (Object,
ACPI_REGION_DEACTIVATE,
HandlerDesc->AddressSpace.Context,
&SecondDesc->Extra.RegionContext);
}
}
AcpiUtRemoveReference (HandlerDesc);
}
/* Now we can free the Extra object */
AcpiUtDeleteObjectDesc (SecondDesc);
}
break;
case ACPI_TYPE_BUFFER_FIELD:
ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS,
"***** Buffer Field %p\n", Object));
SecondDesc = AcpiNsGetSecondaryObject (Object);
if (SecondDesc)
{
AcpiUtDeleteObjectDesc (SecondDesc);
}
break;
default:
break;
}
/* Free any allocated memory (pointer within the object) found above */
if (ObjPointer)
{
ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "Deleting Object Subptr %p\n",
ObjPointer));
ACPI_FREE (ObjPointer);
}
/* Now the object can be safely deleted */
ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "Deleting Object %p [%s]\n",
Object, AcpiUtGetObjectTypeName (Object)));
AcpiUtDeleteObjectDesc (Object);
return_VOID;
}
