void
CNdasEventMonitor::OnLogicalDeviceAlarmedByPnP(
__in INdasLogicalUnit* pNdasLogicalUnit,
__in ULONG NewAdapterStatus)
{
NDAS_LOCATION ndasLocation;
COMVERIFY(pNdasLogicalUnit->get_Id(&ndasLocation));
XTLTRACE2(NDASSVC_EVENTMON, TRACE_LEVEL_INFORMATION,
"Alarm Event, ndasLocation=%08X, logicalUnit=%p\n",
ndasLocation, pNdasLogicalUnit);
if (0 == ndasLocation)
{
XTLTRACE2(NDASSVC_EVENTMON, TRACE_LEVEL_ERROR,
"Invalid SCSI Location\n");
XTLASSERT(FALSE);
return;
}
XTLTRACE2(NDASSVC_EVENTMON, TRACE_LEVEL_INFORMATION,
"Logical device alarmed by PnP, ndasLocation=%08X, adapterStatus=%08X.\n",
ndasLocation, NewAdapterStatus);
// Determine whether an alarm will be issued.
// Only viable alarm will be published
ULONG currentAdapterStatus;
COMVERIFY(pNdasLogicalUnit->get_AdapterStatus(¤tAdapterStatus));
if (pIsViableAlarmStatus(currentAdapterStatus, NewAdapterStatus))
{
CNdasEventPublisher& epub = pGetNdasEventPublisher();
if (ADAPTERINFO_ISSTATUS(NewAdapterStatus, NDASSCSI_ADAPTER_STATUS_STOPPED) &&
ADAPTERINFO_ISSTATUSFLAG(NewAdapterStatus, NDAS_DEVICE_ALARM_STATUSFLAG_ABNORMAL_TERMINAT))
{
//
// Notify abnormal removal of the LU device.
//
OnLogicalDeviceDisconnected(pNdasLogicalUnit);
}
else
{
NDAS_LOGICALDEVICE_ID logicalUnitId;
COMVERIFY(pNdasLogicalUnit->get_Id(&logicalUnitId));
(void) epub.LogicalDeviceAlarmed(
logicalUnitId,
pGetSignificantAlarm(currentAdapterStatus, NewAdapterStatus));
}
}
COMVERIFY(pNdasLogicalUnit->put_AdapterStatus(NewAdapterStatus));
}
void
CNdasEventMonitor::OnLogicalDeviceAlarmed(INdasLogicalUnit* pNdasLogicalUnit)
{
NDAS_LOCATION ndasLocation;
COMVERIFY(pNdasLogicalUnit->get_Id(&ndasLocation));
NDAS_LOGICALUNIT_ADDRESS ndasLogicalUnitAddress;
COMVERIFY(pNdasLogicalUnit->get_LogicalUnitAddress(&ndasLogicalUnitAddress));
XTLTRACE2(NDASSVC_EVENTMON, TRACE_LEVEL_INFORMATION,
"Alarm Event, ndasLocation=%d, logicalUnit=%p\n",
ndasLocation, pNdasLogicalUnit);
if (0 == ndasLocation)
{
XTLTRACE2(NDASSVC_EVENTMON, TRACE_LEVEL_ERROR,
"Invalid SCSI Location\n");
XTLASSERT(FALSE);
return;
}
ULONG newAdapterStatus;
while(TRUE)
{
BOOL success = ::NdasBusCtlQueryEvent(
ndasLocation,
&newAdapterStatus);
if (!success)
{
if (::GetLastError() == ERROR_NO_MORE_ITEMS)
{
XTLTRACE2(NDASSVC_EVENTMON, TRACE_LEVEL_INFORMATION,
"No more events, ignored, ndasLocation=%d\n",
ndasLocation);
}
else
{
XTLTRACE2(NDASSVC_EVENTMON, TRACE_LEVEL_ERROR,
"Query status failed on alarm, ignored, ndasLocation=%d\n",
ndasLocation);
}
return;
}
XTLTRACE2(NDASSVC_EVENTMON, TRACE_LEVEL_INFORMATION,
"Logical device alarmed, ndasLocation=%d, adapterStatus=%08X.\n",
ndasLocation, newAdapterStatus);
// Determine whether an alarm will be issued.
// Only viable alarm will be published
ULONG currentAdapterStatus;
COMVERIFY(pNdasLogicalUnit->get_AdapterStatus(¤tAdapterStatus));
if (pIsViableAlarmStatus(currentAdapterStatus, newAdapterStatus))
{
CNdasEventPublisher& epub = pGetNdasEventPublisher();
NDAS_LOGICALDEVICE_ID logicalUnitId;
COMVERIFY(pNdasLogicalUnit->get_Id(&logicalUnitId));
(void) epub.LogicalDeviceAlarmed(
logicalUnitId,
pGetSignificantAlarm(currentAdapterStatus, newAdapterStatus));
}
COMVERIFY(pNdasLogicalUnit->put_AdapterStatus(newAdapterStatus));
if (!ADAPTERINFO_ISSTATUSFLAG(
newAdapterStatus,
NDASSCSI_ADAPTER_STATUSFLAG_NEXT_EVENT_EXIST))
{
break;
}
}
}
BOOL
CNdasEventMonitor::OnLogicalDeviceAlarmed(DWORD nWaitIndex)
{
ximeta::CAutoLock autolock(this);
CNdasLogicalDevice* pLogDevice = NULL;
if (nWaitIndex < m_vLogDevices.size()) {
pLogDevice = m_vLogDevices[nWaitIndex];
} else {
_ASSERTE(FALSE);
return FALSE;
}
if (NULL == pLogDevice) {
_ASSERTE(FALSE);
return FALSE;
}
CNdasScsiLocation ndasScsiLocation = pLogDevice->GetNdasScsiLocation();
DBGPRT_INFO(_FT("Alarm Event from %s: %s\n"),
ndasScsiLocation.ToString(),
pLogDevice->ToString());
if (ndasScsiLocation.IsInvalid()) {
DBGPRT_ERR(_FT("Invalid SCSI Location\n"));
_ASSERTE(FALSE);
return FALSE;
}
//
// reset the event to prevent consecutive same event pulse
//
// should return TRUE
BOOL fSuccess = ::ResetEvent(pLogDevice->GetAlarmEvent());
_ASSERTE(fSuccess);
ULONG ulAdapterStatus;
fSuccess = ::LsBusCtlQueryStatus(
ndasScsiLocation.SlotNo,
&ulAdapterStatus);
if (!fSuccess) {
DBGPRT_ERR_EX(_FT("(%s) query status failed on alarm, ignored: "),
ndasScsiLocation.ToString());
return TRUE;
}
DBGPRT_INFO(_FT("(%s) alarmed %08X.\n"),
ndasScsiLocation.ToString(), ulAdapterStatus);
// Determine whether an alarm will be issued.
// Only viable alarm will be published
if(pIsViableAlarmStatus(pLogDevice->GetAdapterStatus(), ulAdapterStatus))
{
CNdasEventPublisher* pEventPublisher = pGetNdasEventPublisher();
(VOID) pEventPublisher->LogicalDeviceAlarmed(
pLogDevice->GetLogicalDeviceId(), pGetSignificatAlarm(pLogDevice->GetAdapterStatus(), ulAdapterStatus));
}
pLogDevice->SetAdapterStatus(ulAdapterStatus);
return TRUE;
}
