/*++
Routine Description:
In this callback, the driver does whatever is necessary to make the
hardware ready to use. In the case of a USB device, this involves
reading and selecting descriptors.
--*/
NTSTATUS PSDrv_EvtDevicePrepareHardware(IN WDFDEVICE Device, IN WDFCMRESLIST ResourceList, IN WDFCMRESLIST ResourceListTranslated)
{
NTSTATUS status;
PDEVICE_CONTEXT pDeviceContext;
WDF_USB_DEVICE_INFORMATION info;
UNREFERENCED_PARAMETER(ResourceList);
UNREFERENCED_PARAMETER(ResourceListTranslated);
PSDrv_DbgPrint(3, ("PSDrv_EvtDevicePrepareHardware - begins\n"));
PAGED_CODE();
pDeviceContext = GetDeviceContext(Device);
// Read the device descriptor, configuration descriptor and select the interface descriptors
status = ReadAndSelectDescriptors(Device);
if (!NT_SUCCESS(status))
{
PSDrv_DbgPrint(1, ("ReadAndSelectDescriptors failed! (Status = %x)\n", status));
return status;
}
WDF_USB_DEVICE_INFORMATION_INIT(&info);
// Retrieve USBD version information, port driver capabilities and device capabilities such as speed, power, etc.
status = WdfUsbTargetDeviceRetrieveInformation(pDeviceContext->WdfUsbTargetDevice, &info);
if (NT_SUCCESS(status))
{
pDeviceContext->IsDeviceHighSpeed = (info.Traits & WDF_USB_DEVICE_TRAIT_AT_HIGH_SPEED) ? TRUE : FALSE;
PSDrv_DbgPrint(3, ("DeviceIsHighSpeed: %s\n", pDeviceContext->IsDeviceHighSpeed ? "TRUE" : "FALSE"));
}
else
{
pDeviceContext->IsDeviceHighSpeed = FALSE;
}
PSDrv_DbgPrint(3, ("IsDeviceSelfPowered: %s\n", (info.Traits & WDF_USB_DEVICE_TRAIT_SELF_POWERED) ? "TRUE" : "FALSE"));
pDeviceContext->WaitWakeEnable = info.Traits & WDF_USB_DEVICE_TRAIT_REMOTE_WAKE_CAPABLE;
PSDrv_DbgPrint(3, ("IsDeviceRemoteWakeable: %s\n", (info.Traits & WDF_USB_DEVICE_TRAIT_REMOTE_WAKE_CAPABLE) ? "TRUE" : "FALSE"));
// Enable wait-wake and idle timeout if the device supports it
if(pDeviceContext->WaitWakeEnable)
{
status = SetPowerPolicy(Device);
if (!NT_SUCCESS (status))
{
PSDrv_DbgPrint(3, ("SetPowerPolicy failed! (Status = %x)\n", status));
return status;
}
}
PSDrv_DbgPrint(3, ("PSDrv_EvtDevicePrepareHardware - ends\n"));
return status;
}
static NTSTATUS UsbChief_EvtDevicePrepareHardware(IN WDFDEVICE Device,
IN WDFCMRESLIST ResourceList,
IN WDFCMRESLIST ResourceListTranslated)
{
PDEVICE_CONTEXT pDeviceContext;
WDF_USB_DEVICE_INFORMATION info;
NTSTATUS Status;
UNREFERENCED_PARAMETER(Device);
UNREFERENCED_PARAMETER(ResourceList);
UNREFERENCED_PARAMETER(ResourceListTranslated);
PAGED_CODE();
UsbChief_DbgPrint(DEBUG_CONFIG, ("EvtDevicePrepareHardware\n"));
pDeviceContext = GetDeviceContext(Device);
Status = UsbChief_ReadAndSelectDescriptors(Device);
if (!NT_SUCCESS(Status)) {
UsbChief_DbgPrint(0, ("ReadandSelectDescriptors failed\n"));
return Status;
}
WDF_USB_DEVICE_INFORMATION_INIT(&info);
Status = WdfUsbTargetDeviceRetrieveInformation(pDeviceContext->WdfUsbTargetDevice,
&info);
if (NT_SUCCESS(Status)) {
pDeviceContext->IsDeviceHighSpeed =
(info.Traits & WDF_USB_DEVICE_TRAIT_AT_HIGH_SPEED) ? TRUE : FALSE;
UsbChief_DbgPrint(DEBUG_CONFIG, ("DeviceIsHighSpeed: %s\n",
pDeviceContext->IsDeviceHighSpeed ? "TRUE" : "FALSE"));
} else {
pDeviceContext->IsDeviceHighSpeed = FALSE;
}
UsbChief_DbgPrint(DEBUG_CONFIG, ("IsDeviceSelfPowered: %s\n",
(info.Traits & WDF_USB_DEVICE_TRAIT_SELF_POWERED) ? "TRUE" : "FALSE"));
pDeviceContext->WaitWakeEnable =
info.Traits & WDF_USB_DEVICE_TRAIT_REMOTE_WAKE_CAPABLE;
UsbChief_DbgPrint(DEBUG_CONFIG, ("IsDeviceRemoteWakeable: %s\n",
(info.Traits & WDF_USB_DEVICE_TRAIT_REMOTE_WAKE_CAPABLE) ? "TRUE" : "FALSE"));
if(pDeviceContext->WaitWakeEnable){
Status = UsbChief_SetPowerPolicy(Device);
if (!NT_SUCCESS (Status)) {
UsbChief_DbgPrint(0, ("UsbChiefSetPowerPolicy failed\n"));
return Status;
}
}
return STATUS_SUCCESS;
}
// 配置设备驱动的电源管理功能
NTSTATUS DrvClass::InitPowerManagement()
{
NTSTATUS status = STATUS_SUCCESS;
WDF_USB_DEVICE_INFORMATION usbInfo;
KDBG(DPFLTR_INFO_LEVEL, "[InitPowerManagement]");
// 获取设备信息
WDF_USB_DEVICE_INFORMATION_INIT(&usbInfo);
WdfUsbTargetDeviceRetrieveInformation(m_hUsbDevice, &usbInfo);
// USB设备信息以掩码形式被保存在Traits中。
KDBG( DPFLTR_INFO_LEVEL, "Device self powered: %s",
usbInfo.Traits & WDF_USB_DEVICE_TRAIT_SELF_POWERED ? "TRUE" : "FALSE");
KDBG( DPFLTR_INFO_LEVEL, "Device remote wake capable: %s",
usbInfo.Traits & WDF_USB_DEVICE_TRAIT_REMOTE_WAKE_CAPABLE ? "TRUE" : "FALSE");
KDBG( DPFLTR_INFO_LEVEL, "Device high speed: %s",
usbInfo.Traits & WDF_USB_DEVICE_TRAIT_AT_HIGH_SPEED ? "TRUE" : "FALSE");
m_bIsDeviceHighSpeed = usbInfo.Traits & WDF_USB_DEVICE_TRAIT_AT_HIGH_SPEED;
// 设置设备的休眠和远程唤醒功能
if(usbInfo.Traits & WDF_USB_DEVICE_TRAIT_REMOTE_WAKE_CAPABLE)
{
WDF_DEVICE_POWER_POLICY_IDLE_SETTINGS idleSettings;
WDF_DEVICE_POWER_POLICY_WAKE_SETTINGS wakeSettings;
// 设置设备为闲时休眠。闲时超过10S，自动进入休眠状态。
WDF_DEVICE_POWER_POLICY_IDLE_SETTINGS_INIT(&idleSettings, IdleUsbSelectiveSuspend);
idleSettings.IdleTimeout = 10000;
status = WdfDeviceAssignS0IdleSettings(m_hDevice, &idleSettings);
if(!NT_SUCCESS(status))
{
KDBG( DPFLTR_ERROR_LEVEL, "WdfDeviceAssignS0IdleSettings failed with status 0x%0.8x!!!", status);
return status;
}
// 设置为可远程唤醒。包含设备自身醒来，已经当PC系统进入休眠后，设备可以将系统唤醒，两个方面。
WDF_DEVICE_POWER_POLICY_WAKE_SETTINGS_INIT(&wakeSettings);
status = WdfDeviceAssignSxWakeSettings(m_hDevice, &wakeSettings);
if(!NT_SUCCESS(status))
{
KDBG( DPFLTR_ERROR_LEVEL, "WdfDeviceAssignSxWakeSettings failed with status 0x%0.8x!!!", status);
return status;
}
}
return status;
}
NTSTATUS
OsrFxEvtDevicePrepareHardware(
WDFDEVICE Device,
WDFCMRESLIST ResourceList,
WDFCMRESLIST ResourceListTranslated
)
/*++
Routine Description:
In this callback, the driver does whatever is necessary to make the
hardware ready to use. In the case of a USB device, this involves
reading and selecting descriptors.
Arguments:
Device - handle to a device
ResourceList - handle to a resource-list object that identifies the
raw hardware resources that the PnP manager assigned
to the device
ResourceListTranslated - handle to a resource-list object that
identifies the translated hardware resources
that the PnP manager assigned to the device
Return Value:
NT status value
--*/
{
NTSTATUS status;
PDEVICE_CONTEXT pDeviceContext;
WDF_USB_DEVICE_INFORMATION deviceInfo;
ULONG waitWakeEnable;
UNREFERENCED_PARAMETER(ResourceList);
UNREFERENCED_PARAMETER(ResourceListTranslated);
waitWakeEnable = FALSE;
PAGED_CODE();
TraceEvents(TRACE_LEVEL_INFORMATION, DBG_PNP, "--> EvtDevicePrepareHardware\n");
pDeviceContext = GetDeviceContext(Device);
//
// Create a USB device handle so that we can communicate with the
// underlying USB stack. The WDFUSBDEVICE handle is used to query,
// configure, and manage all aspects of the USB device.
// These aspects include device properties, bus properties,
// and I/O creation and synchronization. We only create device the first
// the PrepareHardware is called. If the device is restarted by pnp manager
// for resource rebalance, we will use the same device handle but then select
// the interfaces again because the USB stack could reconfigure the device on
// restart.
//
if (pDeviceContext->UsbDevice == NULL) {
status = WdfUsbTargetDeviceCreate(Device,
WDF_NO_OBJECT_ATTRIBUTES,
&pDeviceContext->UsbDevice);
if (!NT_SUCCESS(status)) {
TraceEvents(TRACE_LEVEL_ERROR, DBG_PNP,
"WdfUsbTargetDeviceCreate failed with Status code %!STATUS!\n", status);
return status;
}
}
//
// Retrieve USBD version information, port driver capabilites and device
// capabilites such as speed, power, etc.
//
WDF_USB_DEVICE_INFORMATION_INIT(&deviceInfo);
status = WdfUsbTargetDeviceRetrieveInformation(
pDeviceContext->UsbDevice,
&deviceInfo);
if (NT_SUCCESS(status)) {
TraceEvents(TRACE_LEVEL_INFORMATION, DBG_PNP, "IsDeviceHighSpeed: %s\n",
(deviceInfo.Traits & WDF_USB_DEVICE_TRAIT_AT_HIGH_SPEED) ? "TRUE" : "FALSE");
TraceEvents(TRACE_LEVEL_INFORMATION, DBG_PNP,
"IsDeviceSelfPowered: %s\n",
(deviceInfo.Traits & WDF_USB_DEVICE_TRAIT_SELF_POWERED) ? "TRUE" : "FALSE");
waitWakeEnable = deviceInfo.Traits &
WDF_USB_DEVICE_TRAIT_REMOTE_WAKE_CAPABLE;
TraceEvents(TRACE_LEVEL_INFORMATION, DBG_PNP,
"IsDeviceRemoteWakeable: %s\n",
waitWakeEnable ? "TRUE" : "FALSE");
//
// Save these for use later.
//
pDeviceContext->UsbDeviceTraits = deviceInfo.Traits;
}
else {
pDeviceContext->UsbDeviceTraits = 0;
}
status = SelectInterfaces(Device);
if (!NT_SUCCESS(status)) {
TraceEvents(TRACE_LEVEL_ERROR, DBG_PNP,
"SelectInterfaces failed 0x%x\n", status);
return status;
}
//
// Enable wait-wake and idle timeout if the device supports it
//
if (waitWakeEnable) {
status = OsrFxSetPowerPolicy(Device);
if (!NT_SUCCESS (status)) {
TraceEvents(TRACE_LEVEL_ERROR, DBG_PNP,
"OsrFxSetPowerPolicy failed %!STATUS!\n", status);
return status;
}
}
status = OsrFxConfigContReaderForInterruptEndPoint(pDeviceContext);
TraceEvents(TRACE_LEVEL_INFORMATION, DBG_PNP, "<-- EvtDevicePrepareHardware\n");
return status;
}
NTSTATUS
OsrFxEvtDevicePrepareHardware(
IN WDFDEVICE Device,
IN WDFCMRESLIST ResourceList,
IN WDFCMRESLIST ResourceListTranslated
)
/*++
Routine Description:
In this callback, the driver does whatever is necessary to make the
hardware ready to use. In the case of a USB device, this involves
reading descriptors and selecting interfaces.
Arguments:
Device - handle to a device
Return Value:
NT status value
--*/
{
NTSTATUS status, tempStatus;
PDEVICE_CONTEXT pDeviceContext;
WDF_USB_DEVICE_SELECT_CONFIG_PARAMS configParams;
UNREFERENCED_PARAMETER(ResourceList);
UNREFERENCED_PARAMETER(ResourceListTranslated);
PAGED_CODE();
TraceEvents(TRACE_LEVEL_INFORMATION, DBG_PNP, "--> EvtDevicePrepareHardware\n");
pDeviceContext = GetDeviceContext(Device);
//
// Create a USB device handle so that we can communicate with the
// underlying USB stack. The WDFUSBDEVICE handle is used to query,
// configure, and manage all aspects of the USB device.
// These aspects include device properties, bus properties,
// and I/O creation and synchronization. We only create device the first
// the PrepareHardware is called. If the device is restarted by pnp manager
// for resource rebalance, we will use the same device handle but then select
// the interfaces again because the USB stack could reconfigure the device on
// restart.
//
if (pDeviceContext->UsbDevice == NULL) {
status = WdfUsbTargetDeviceCreate(Device,
WDF_NO_OBJECT_ATTRIBUTES,
&pDeviceContext->UsbDevice);
if (!NT_SUCCESS(status)) {
TraceEvents(TRACE_LEVEL_ERROR, DBG_PNP,
"WdfUsbTargetDeviceCreate failed with Status code %!STATUS!\n", status);
return status;
}
}
WDF_USB_DEVICE_SELECT_CONFIG_PARAMS_INIT_SINGLE_INTERFACE( &configParams);
status = WdfUsbTargetDeviceSelectConfig(pDeviceContext->UsbDevice,
WDF_NO_OBJECT_ATTRIBUTES,
&configParams);
if(!NT_SUCCESS(status)) {
WDF_USB_DEVICE_INFORMATION deviceInfo;
TraceEvents(TRACE_LEVEL_ERROR, DBG_PNP,
"WdfUsbTargetDeviceSelectConfig failed %!STATUS! \n",
status);
//
// detect if we are connected to a 1.1 USB port
//
WDF_USB_DEVICE_INFORMATION_INIT(&deviceInfo);
tempStatus = WdfUsbTargetDeviceRetrieveInformation(pDeviceContext->UsbDevice, &deviceInfo);
if (NT_SUCCESS(tempStatus)) {
//
// Since the Osr USB fx2 device is capable of working at high speed, the only reason
// the device would not be working at high speed is if the port doesn't
// support it. If the port doesn't support high speed it is a 1.1 port
//
if ((deviceInfo.Traits & WDF_USB_DEVICE_TRAIT_AT_HIGH_SPEED) == 0) {
TraceEvents(TRACE_LEVEL_ERROR, DBG_PNP,
" On a 1.1 USB port on Windows Vista"
" this is expected as the OSR USB Fx2 board's Interrupt EndPoint descriptor"
" doesn't conform to the USB specification. Windows Vista detects this and"
" returns an error. \n"
);
}
}
return status;
}
pDeviceContext->UsbInterface =
configParams.Types.SingleInterface.ConfiguredUsbInterface;
status = OsrFxConfigContReaderForInterruptEndPoint(pDeviceContext);
TraceEvents(TRACE_LEVEL_INFORMATION, DBG_PNP, "<-- EvtDevicePrepareHardware\n");
return status;
}
NTSTATUS
InitPowerManagement(
IN WDFDEVICE Device,
IN PDEVICE_CONTEXT Context)
{
NTSTATUS status = STATUS_SUCCESS;
WDF_USB_DEVICE_INFORMATION usbInfo;
KdPrint((__DRIVER_NAME "Device init power management\n"));
// Lay thong tin cua thiet bi USB
WDF_USB_DEVICE_INFORMATION_INIT(&usbInfo); // init object
status = WdfUsbTargetDeviceRetrieveInformation(
Context->UsbDevice,
&usbInfo);
if(!NT_SUCCESS(status))
{
KdPrint((__DRIVER_NAME
"WdfUsbTargetDeviceRetrieveInformation failed with status 0x%08x\n",
status));
return status;
}
// Xem cac thong tin debug, thiet bi co ho tro self powered, wakeup hay high speed khong?
KdPrint((__DRIVER_NAME "Device self powered: %d\n",
usbInfo.Traits & WDF_USB_DEVICE_TRAIT_SELF_POWERED ? 1 : 0));
KdPrint((__DRIVER_NAME "Device remote wake capable: %d\n",
usbInfo.Traits & WDF_USB_DEVICE_TRAIT_REMOTE_WAKE_CAPABLE ? 1 : 0));
KdPrint((__DRIVER_NAME "Device high speed: %d\n",
usbInfo.Traits & WDF_USB_DEVICE_TRAIT_AT_HIGH_SPEED ? 1 : 0));
if(usbInfo.Traits & WDF_USB_DEVICE_TRAIT_REMOTE_WAKE_CAPABLE)
{
WDF_DEVICE_POWER_POLICY_IDLE_SETTINGS idleSettings;
WDF_DEVICE_POWER_POLICY_WAKE_SETTINGS wakeSettings;
WDF_DEVICE_POWER_POLICY_IDLE_SETTINGS_INIT(&idleSettings,
IdleUsbSelectiveSuspend);
idleSettings.IdleTimeout = 10000;
status = WdfDeviceAssignS0IdleSettings(Device, &idleSettings);
if(!NT_SUCCESS(status))
{
KdPrint((__DRIVER_NAME
"WdfDeviceAssignS0IdleSettings failed with status 0x%08x\n",
status));
return status;
}
WDF_DEVICE_POWER_POLICY_WAKE_SETTINGS_INIT(&wakeSettings);
wakeSettings.DxState = PowerDeviceD2;
status = WdfDeviceAssignSxWakeSettings(Device, &wakeSettings);
if(!NT_SUCCESS(status))
{
KdPrint((__DRIVER_NAME
"WdfDeviceAssignSxWakeSettings failed with status 0x%08x\n",
status));
return status;
}
}
return status;
}
NTSTATUS AndroidUsbDeviceObject::OnEvtDevicePrepareHardware(
WDFCMRESLIST resources_raw,
WDFCMRESLIST resources_translated) {
ASSERT_IRQL_PASSIVE();
// Create a USB device handle so that we can communicate with the underlying
// USB stack. The wdf_target_device_ handle is used to query, configure, and
// manage all aspects of the USB device. These aspects include device
// properties, bus properties, and I/O creation and synchronization. This
// call gets the device and configuration descriptors and stores them in
// wdf_target_device_ object.
NTSTATUS status = WdfUsbTargetDeviceCreate(wdf_device(),
WDF_NO_OBJECT_ATTRIBUTES,
&wdf_target_device_);
ASSERT(NT_SUCCESS(status) && (NULL != wdf_target_device_));
if (!NT_SUCCESS(status))
return status;
// Retrieve USBD version information, port driver capabilites and device
// capabilites such as speed, power, etc.
WDF_USB_DEVICE_INFORMATION_INIT(&usb_device_info_);
status = WdfUsbTargetDeviceRetrieveInformation(wdf_target_device(),
&usb_device_info_);
ASSERT(NT_SUCCESS(status));
if (!NT_SUCCESS(status))
return status;
WdfUsbTargetDeviceGetDeviceDescriptor(wdf_target_device(),
&usb_device_descriptor_);
#if DBG
PrintUsbTargedDeviceInformation(usb_device_info());
PrintUsbDeviceDescriptor(&usb_device_descriptor_);
#endif // DBG
// Save device serial number
status =
WdfUsbTargetDeviceAllocAndQueryString(wdf_target_device(),
WDF_NO_OBJECT_ATTRIBUTES,
&serial_number_handle_,
&serial_number_char_len_,
usb_device_descriptor_.iSerialNumber,
0x0409); // English (US)
if (!NT_SUCCESS(status))
return status;
#if DBG
UNICODE_STRING ser_num;
ser_num.Length = serial_number_byte_len();
ser_num.MaximumLength = ser_num.Length;
ser_num.Buffer = const_cast<WCHAR*>
(serial_number());
GoogleDbgPrint("\n*** Device serial number %wZ", &ser_num);
#endif // DBG
// Configure our device now
status = ConfigureDevice();
ASSERT(NT_SUCCESS(status));
if (!NT_SUCCESS(status))
return status;
// Select device interfaces
status = SelectInterfaces();
if (!NT_SUCCESS(status))
return status;
return status;
}
NTSTATUS
CyEvtDevicePrepareHardware (
IN WDFDEVICE Device,
IN WDFCMRESLIST ResourcesRaw,
IN WDFCMRESLIST ResourcesTranslated
)
{
NTSTATUS NTStatus;
PDEVICE_CONTEXT pDeviceContext;
WDF_USB_DEVICE_INFORMATION UsbDeviceInfo;
ULONG ulWaitWakeEnable;
UNICODE_STRING unicodeSCRIPTFILE;
WDF_OBJECT_ATTRIBUTES attributes;
WDFMEMORY hScriptFileNameBufMem;
PVOID pScriptFNBuf=NULL;
ULONG ScripFileNtBufferlen=0;
UNREFERENCED_PARAMETER(ResourcesRaw);
UNREFERENCED_PARAMETER(ResourcesTranslated);
ulWaitWakeEnable = FALSE;
PAGED_CODE();
CyTraceEvents(TRACE_LEVEL_INFORMATION, DBG_PNP, "Start CyEvtDevicePrepareHardware\n");
pDeviceContext = CyGetDeviceContext(Device);
//
// Create a USB device handle so that we can communicate with the
// underlying USB stack. The WDFUSBDEVICE handle is used to query,
// configure, and manage all aspects of the USB device.
// These aspects include device properties, bus properties,
// and I/O creation and synchronization. We only create device the first
// the PrepareHardware is called. If the device is restarted by pnp manager
// for resource rebalance, we will use the same device handle but then select
// the interfaces again because the USB stack could reconfigure the device on
// restart.
//
if (pDeviceContext->CyUsbDevice == NULL)
{
NTStatus = WdfUsbTargetDeviceCreate(Device,
WDF_NO_OBJECT_ATTRIBUTES,
&pDeviceContext->CyUsbDevice);
if (!NT_SUCCESS(NTStatus)) {
CyTraceEvents(TRACE_LEVEL_ERROR, DBG_PNP,
"WdfUsbTargetDeviceCreate failed with Status code %!STATUS!\n", NTStatus);
return NTStatus;
}
}
//
// Retrieve USBD version information, port driver capabilites and device
// capabilites such as speed, power, etc.
//
WDF_USB_DEVICE_INFORMATION_INIT(&UsbDeviceInfo);
NTStatus = WdfUsbTargetDeviceRetrieveInformation(
pDeviceContext->CyUsbDevice,
&UsbDeviceInfo);
if (NT_SUCCESS(NTStatus))
{
CyTraceEvents(TRACE_LEVEL_INFORMATION, DBG_PNP, "IsDeviceHighSpeed: %s\n",
(UsbDeviceInfo.Traits & WDF_USB_DEVICE_TRAIT_AT_HIGH_SPEED) ? "TRUE" : "FALSE");
CyTraceEvents(TRACE_LEVEL_INFORMATION, DBG_PNP,
"IsDeviceSelfPowered: %s\n",
(UsbDeviceInfo.Traits & WDF_USB_DEVICE_TRAIT_SELF_POWERED) ? "TRUE" : "FALSE");
ulWaitWakeEnable = UsbDeviceInfo.Traits &
WDF_USB_DEVICE_TRAIT_REMOTE_WAKE_CAPABLE;
CyTraceEvents(TRACE_LEVEL_INFORMATION, DBG_PNP,
"IsDeviceRemoteWakeable: %s\n",
ulWaitWakeEnable ? "TRUE" : "FALSE");
pDeviceContext->ulUSBDeviceTrait = UsbDeviceInfo.Traits;
pDeviceContext->ulUSBDIVersion = UsbDeviceInfo.UsbdVersionInformation.USBDI_Version;
pDeviceContext->ulWaitWakeEnable = ulWaitWakeEnable;
}
//Get device descriptor
WdfUsbTargetDeviceGetDeviceDescriptor(
pDeviceContext->CyUsbDevice,
&pDeviceContext->UsbDeviceDescriptor
);
NTStatus = CySelectInterfaces(Device);
if (!NT_SUCCESS(NTStatus))
{
CyTraceEvents(TRACE_LEVEL_ERROR, DBG_PNP,
"SelectInterfaces failed 0x%x\n", NTStatus);
return NTStatus;
}
if (ulWaitWakeEnable)
{
NTStatus = CySetPowerPolicy(Device);
if (!NT_SUCCESS (NTStatus))
{
CyTraceEvents(TRACE_LEVEL_ERROR, DBG_PNP,
"Set power policy failed %!STATUS!\n", NTStatus);
return NTStatus;
}
}
// Check for the script file in the registry and execute if it is exist
// Allocate buffer to get the registry key
WDF_OBJECT_ATTRIBUTES_INIT(&attributes);
NTStatus = WdfMemoryCreate(
&attributes,
NonPagedPool,
0,
CYREGSCRIPT_BUFFER_SIZE,
&hScriptFileNameBufMem,
&pScriptFNBuf
);
if (!NT_SUCCESS(NTStatus)) {
CyTraceEvents(TRACE_LEVEL_ERROR, DBG_PNP, "WdfMemoryCreate failed %!STATUS!\n",NTStatus);
return FALSE;
}
if(GetRegistryKey(Device, NULL, REG_SZ, CYREG_SCRIPTFILE, pScriptFNBuf,&ScripFileNtBufferlen))
{
CyExecuteScriptFile(Device, pScriptFNBuf);
}
CyTraceEvents(TRACE_LEVEL_INFORMATION, DBG_PNP, "End CyEvtDevicePrepareHardware\n");
////
CyTraceEvents(TRACE_LEVEL_INFORMATION, DBG_PNP, "End CyEvtDevicePrepareHardware\n");
return NTStatus;
}
