void
AeNotifyHandler (
ACPI_HANDLE Device,
UINT32 Value,
void *Context)
{
switch (Value)
{
#if 0
case 0:
printf ("[AcpiExec] Method Error 0x%X: Results not equal\n", Value);
if (AcpiGbl_DebugFile)
{
AcpiOsPrintf ("[AcpiExec] Method Error: Results not equal\n");
}
break;
case 1:
printf ("[AcpiExec] Method Error: Incorrect numeric result\n");
if (AcpiGbl_DebugFile)
{
AcpiOsPrintf ("[AcpiExec] Method Error: Incorrect numeric result\n");
}
break;
case 2:
printf ("[AcpiExec] Method Error: An operand was overwritten\n");
if (AcpiGbl_DebugFile)
{
AcpiOsPrintf ("[AcpiExec] Method Error: An operand was overwritten\n");
}
break;
#endif
default:
printf ("[AcpiExec] Received a System Notify on [%4.4s] %p Value 0x%2.2X (%s)\n",
AcpiUtGetNodeName (Device), Device, Value,
AcpiUtGetNotifyName (Value));
if (AcpiGbl_DebugFile)
{
AcpiOsPrintf ("[AcpiExec] Received a system notify, Value 0x%2.2X\n", Value);
}
(void) AcpiEvaluateObject (Device, "_NOT", NULL, NULL);
break;
}
}
static void
AeDeviceNotifyHandler (
ACPI_HANDLE Device,
UINT32 Value,
void *Context)
{
printf ("[AcpiExec] Global: Received a Device Notify on [%4.4s] %p Value 0x%2.2X (%s)\n",
AcpiUtGetNodeName (Device), Device, Value,
AcpiUtGetNotifyName (Value, ACPI_TYPE_ANY));
if (AcpiGbl_DebugFile)
{
AcpiOsPrintf ("[AcpiExec] Global: Received a Device Notify, Value 0x%2.2X\n", Value);
}
(void) AcpiEvaluateObject (Device, "_NOT", NULL, NULL);
}
static void
AeCommonNotifyHandler (
ACPI_HANDLE Device,
UINT32 Value,
UINT32 HandlerId)
{
char *Type;
Type = "Device";
if (Value <= ACPI_MAX_SYS_NOTIFY)
{
Type = "System";
}
switch (Value)
{
#if 0
case 0:
printf ("[AcpiExec] Method Error 0x%X: Results not equal\n", Value);
if (AcpiGbl_DebugFile)
{
AcpiOsPrintf ("[AcpiExec] Method Error: Results not equal\n");
}
break;
case 1:
printf ("[AcpiExec] Method Error: Incorrect numeric result\n");
if (AcpiGbl_DebugFile)
{
AcpiOsPrintf ("[AcpiExec] Method Error: Incorrect numeric result\n");
}
break;
case 2:
printf ("[AcpiExec] Method Error: An operand was overwritten\n");
if (AcpiGbl_DebugFile)
{
AcpiOsPrintf ("[AcpiExec] Method Error: An operand was overwritten\n");
}
break;
#endif
default:
printf ("[AcpiExec] Handler %u: Received a %s Notify on [%4.4s] %p Value 0x%2.2X (%s)\n",
HandlerId, Type, AcpiUtGetNodeName (Device), Device, Value,
AcpiUtGetNotifyName (Value, ACPI_TYPE_ANY));
if (AcpiGbl_DebugFile)
{
AcpiOsPrintf ("[AcpiExec] Handler %u: Received a %s notify, Value 0x%2.2X\n",
HandlerId, Type, Value);
}
(void) AcpiEvaluateObject (Device, "_NOT", NULL, NULL);
break;
}
}
ACPI_STATUS
AcpiEvQueueNotifyRequest (
ACPI_NAMESPACE_NODE *Node,
UINT32 NotifyValue)
{
ACPI_OPERAND_OBJECT *ObjDesc;
ACPI_OPERAND_OBJECT *HandlerListHead = NULL;
ACPI_GENERIC_STATE *Info;
UINT8 HandlerListId = 0;
ACPI_STATUS Status = AE_OK;
ACPI_FUNCTION_NAME (EvQueueNotifyRequest);
/* Are Notifies allowed on this object? */
if (!AcpiEvIsNotifyObject (Node))
{
return (AE_TYPE);
}
/* Get the correct notify list type (System or Device) */
if (NotifyValue <= ACPI_MAX_SYS_NOTIFY)
{
HandlerListId = ACPI_SYSTEM_HANDLER_LIST;
}
else
{
HandlerListId = ACPI_DEVICE_HANDLER_LIST;
}
/* Get the notify object attached to the namespace Node */
ObjDesc = AcpiNsGetAttachedObject (Node);
if (ObjDesc)
{
/* We have an attached object, Get the correct handler list */
HandlerListHead = ObjDesc->CommonNotify.NotifyList[HandlerListId];
}
/*
* If there is no notify handler (Global or Local)
* for this object, just ignore the notify
*/
if (!AcpiGbl_GlobalNotify[HandlerListId].Handler && !HandlerListHead)
{
ACPI_DEBUG_PRINT ((ACPI_DB_INFO,
"No notify handler for Notify, ignoring (%4.4s, %X) node %p\n",
AcpiUtGetNodeName (Node), NotifyValue, Node));
return (AE_OK);
}
/* Setup notify info and schedule the notify dispatcher */
Info = AcpiUtCreateGenericState ();
if (!Info)
{
return (AE_NO_MEMORY);
}
Info->Common.DescriptorType = ACPI_DESC_TYPE_STATE_NOTIFY;
Info->Notify.Node = Node;
Info->Notify.Value = (UINT16) NotifyValue;
Info->Notify.HandlerListId = HandlerListId;
Info->Notify.HandlerListHead = HandlerListHead;
Info->Notify.Global = &AcpiGbl_GlobalNotify[HandlerListId];
ACPI_DEBUG_PRINT ((ACPI_DB_INFO,
"Dispatching Notify on [%4.4s] (%s) Value 0x%2.2X (%s) Node %p\n",
AcpiUtGetNodeName (Node), AcpiUtGetTypeName (Node->Type),
NotifyValue, AcpiUtGetNotifyName (NotifyValue, ACPI_TYPE_ANY), Node));
Status = AcpiOsExecute (OSL_NOTIFY_HANDLER, AcpiEvNotifyDispatch,
Info);
if (ACPI_FAILURE (Status))
{
AcpiUtDeleteGenericState (Info);
}
return (Status);
}
ACPI_STATUS
AcpiEvQueueNotifyRequest (
ACPI_NAMESPACE_NODE *Node,
UINT32 NotifyValue)
{
ACPI_OPERAND_OBJECT *ObjDesc;
ACPI_OPERAND_OBJECT *HandlerObj = NULL;
ACPI_GENERIC_STATE *NotifyInfo;
ACPI_STATUS Status = AE_OK;
ACPI_FUNCTION_NAME (EvQueueNotifyRequest);
/*
* For value 3 (Ejection Request), some device method may need to be run.
* For value 2 (Device Wake) if _PRW exists, the _PS0 method may need
* to be run.
* For value 0x80 (Status Change) on the power button or sleep button,
* initiate soft-off or sleep operation?
*/
ACPI_DEBUG_PRINT ((ACPI_DB_INFO,
"Dispatching Notify on [%4.4s] Node %p Value 0x%2.2X (%s)\n",
AcpiUtGetNodeName (Node), Node, NotifyValue,
AcpiUtGetNotifyName (NotifyValue)));
/* Get the notify object attached to the NS Node */
ObjDesc = AcpiNsGetAttachedObject (Node);
if (ObjDesc)
{
/* We have the notify object, Get the right handler */
switch (Node->Type)
{
/* Notify allowed only on these types */
case ACPI_TYPE_DEVICE:
case ACPI_TYPE_THERMAL:
case ACPI_TYPE_PROCESSOR:
if (NotifyValue <= ACPI_MAX_SYS_NOTIFY)
{
HandlerObj = ObjDesc->CommonNotify.SystemNotify;
}
else
{
HandlerObj = ObjDesc->CommonNotify.DeviceNotify;
}
break;
default:
/* All other types are not supported */
return (AE_TYPE);
}
}
/*
* If there is any handler to run, schedule the dispatcher.
* Check for:
* 1) Global system notify handler
* 2) Global device notify handler
* 3) Per-device notify handler
*/
if ((AcpiGbl_SystemNotify.Handler &&
(NotifyValue <= ACPI_MAX_SYS_NOTIFY)) ||
(AcpiGbl_DeviceNotify.Handler &&
(NotifyValue > ACPI_MAX_SYS_NOTIFY)) ||
HandlerObj)
{
NotifyInfo = AcpiUtCreateGenericState ();
if (!NotifyInfo)
{
return (AE_NO_MEMORY);
}
if (!HandlerObj)
{
ACPI_DEBUG_PRINT ((ACPI_DB_INFO,
"Executing system notify handler for Notify (%4.4s, %X) "
"node %p\n",
AcpiUtGetNodeName (Node), NotifyValue, Node));
}
NotifyInfo->Common.DescriptorType = ACPI_DESC_TYPE_STATE_NOTIFY;
NotifyInfo->Notify.Node = Node;
NotifyInfo->Notify.Value = (UINT16) NotifyValue;
NotifyInfo->Notify.HandlerObj = HandlerObj;
Status = AcpiOsExecute (
OSL_NOTIFY_HANDLER, AcpiEvNotifyDispatch, NotifyInfo);
if (ACPI_FAILURE (Status))
{
AcpiUtDeleteGenericState (NotifyInfo);
}
}
else
{
/* There is no notify handler (per-device or system) for this device */
ACPI_DEBUG_PRINT ((ACPI_DB_INFO,
"No notify handler for Notify (%4.4s, %X) node %p\n",
AcpiUtGetNodeName (Node), NotifyValue, Node));
}
return (Status);
}
