/**
* Creates/installs the BlackBox Interface and eminating Entry Point
* node list.
* @param ImageHandle The test driver image handle
* @param SystemTable Pointer to System Table
* @return EFI_SUCCESS Indicates the interface was installed
* @return EFI_OUT_OF_RESOURCES Indicates space for the new handle could not be allocated
* @return EFI_INVALID_PARAMETER: One of the parameters has an invalid value.
*/
EFI_STATUS
InitializeBBTestProtocolHandlerBootServices (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
EfiInitializeTestLib (ImageHandle, SystemTable);
//
// initialize test utility lib
//
InitializeLib (ImageHandle, SystemTable);
mImageHandle = ImageHandle;
Status = InitializeGlobalData ();
if (EFI_ERROR (Status)) {
return Status;
}
return EfiInitAndInstallBBTestInterface (
&ImageHandle,
&gBBTestProtocolField,
gBBTestEntryField,
BBTestProtocolHandlerBootServicesUnload,
&gBBTestProtocolInterface
);
}
NTSTATUS
NTAPI
DriverEntry(IN PDRIVER_OBJECT DriverObject,
IN PUNICODE_STRING RegistryPath)
{
HEADLESS_RSP_QUERY_INFO HeadlessInformation;
ULONG InfoSize = sizeof(HeadlessInformation);
NTSTATUS Status;
UNICODE_STRING DriverName;
PDEVICE_OBJECT DeviceObject;
PSAC_DEVICE_EXTENSION DeviceExtension;
PAGED_CODE();
SAC_DBG(SAC_DBG_ENTRY_EXIT, "Entering.\n");
/* Check if EMS is enabled in the kernel */
HeadlessDispatch(HeadlessCmdQueryInformation,
NULL,
0,
&HeadlessInformation,
&InfoSize);
if ((HeadlessInformation.Serial.TerminalType != HeadlessUndefinedPortType) &&
((HeadlessInformation.Serial.TerminalType != HeadlessSerialPort) ||
(HeadlessInformation.Serial.TerminalAttached)))
{
/* It is, so create the device */
RtlInitUnicodeString(&DriverName, L"\\Device\\SAC");
Status = IoCreateDevice(DriverObject,
sizeof(SAC_DEVICE_EXTENSION),
&DriverName,
FILE_DEVICE_UNKNOWN,
FILE_DEVICE_SECURE_OPEN,
FALSE,
&DeviceObject);
if (NT_SUCCESS(Status))
{
/* Setup the device extension */
DeviceExtension = DeviceObject->DeviceExtension;
DeviceExtension->Initialized = FALSE;
/* Initialize the driver object */
RtlFillMemoryUlong(DriverObject->MajorFunction,
RTL_NUMBER_OF(DriverObject->MajorFunction),
(ULONG_PTR)Dispatch);
DriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL] = DispatchDeviceControl;
DriverObject->MajorFunction[IRP_MJ_SHUTDOWN] = DispatchShutdownControl;
DriverObject->FastIoDispatch = NULL;
DriverObject->DriverUnload = UnloadHandler;
/* Initialize driver data */
if (InitializeGlobalData(RegistryPath, DriverObject))
{
/* Initialize device data */
if (InitializeDeviceData(DeviceObject))
{
/* We're all good, register a shutdown notification */
IoRegisterShutdownNotification(DeviceObject);
return Status;
}
}
/* One of the initializations failed, bail out */
Status = STATUS_INSUFFICIENT_RESOURCES;
}
else
{
/* Print a debug statement if enabled */
SAC_DBG(SAC_DBG_INIT, "unable to create device object: %X\n", Status);
}
/* Free any data we may have allocated and exit with failure */
FreeGlobalData();
SAC_DBG(SAC_DBG_ENTRY_EXIT, "Exiting with status 0x%x\n", Status);
return Status;
}
/* EMS is not enabled */
return STATUS_PORT_DISCONNECTED;
}
