Device Drivers

SD Host Driver Detection
Hi All, I have PCI memory card reader supporting SD/MMC and MS/MS-Pro memory cards. For SD/MMC memory cards SD host bus driver gets loaded for enumerating SD/MMC cards. When i used SD card, Secure Digital Storage Device is loaded. When i see the driver details from Drivers tab, sffp_sd.sys driver is installed... 16 Jan 2009 00:19

Windows 7 Beta: Smart card readers get an extra driver (scfilter.s
I am working for a smart card reader company, and was checking Windows 7 with our existing drivers. I noticed that on installation Smart card readers get an extra driver (scfilter.sys, some class driver). This would be fine with me, although i am not sure what it does exactly... Next to that, whenever I inse... 14 Jan 2009 22:07

Printer Driver hangs in installation on Vista
We are using the Prolific PL-2305H USB to IEEE1284 Bridge ASIC to tie a unidirectional parallel port printer to USB. The installed base of printers currently cannot return the IEEE 1284 Device ID to the PL-2305H so the PL-2305H will return a 0 length response to the GET_DEVICE_ID request. The PL-2305H loads the... 14 Jan 2009 10:35

question about lower filter of disk
Hi everybody, I want to write a filter driver which can change the usb disk into a read-only disk. I edit the reg at HKEY_LOCAL_MACHINE\SYSTEM \CurrentControlSet\Control\Class\{4D36E967-E325-11CE- BFC1-08002BE10318}, and I add a key (lowerFilters) ,the value is my filter driver's name. First , when I plug ... 3 Feb 2009 21:04

Sonix WebCam USBAttach Problem
I am creating my own USB Driver for Sonix WebCam SN9C101. Have just written USB Attach and USB Install as of now. In USB Attach method only I am tring to fetch the current Alternate Setting. When I am using lpUsbDev->lpActiveConfig->lpInterfaces->Descriptor.bInterfaceNumber to get the alternate Setting I get ... 13 Jan 2009 00:04

How to send USB control Request by User Mode Application?
Hi We want to send usb vendor command from Power-User privilege. But we couldn't install any driver on user's computer.(Even Filter or WINUSB driver) I have some questions about usb control request: 1.Does DDK support any function to send vendor command or control request on User-Mode. 2.Could IOCTL_USB_USER... 9 Feb 2009 22:14

How to query Win32_PhysicalMemory instances using WMI in the kernel.
Would someone please explain how to use WMI in the kernel to query Win32_PhysicalMemory. Presumably if I knew the correct GUID I could use IoQueryAllData to get all instances of the class into a buffer. But I don't see the GUID published. Thanks, George. ... 12 Jan 2009 11:30

The intall process of NDIS IM driver hangs in vista sp1
Description: OS: Windows Vista SP1 enviroment: A process(called ProtocolBind) binds a protocol dirver to the adapter which is not binded by it. The ProtocolBind process check the adapters in the system every 1 second. Action: When install the passthru process, ... 11 Jan 2009 13:37

WAN IM Driver between PPP and AsynMAC
Hi, I want to modify, GPRS packets in Windows Mobile 5.0. I have modify Passthru, --> WAN medium is added to array --> I have implemented, --> ndisMChars.WanSendHandler = MiniportSendWan; --> ndisPChars.WanSendCompleteHandler = ProtocolSendCompleteWan; --> ndisPChars.WanReceiveHand... 6 Feb 2009 04:37

Uninstall NDIS Lightweight filter driver vista
Hi, I am using INetCfg API to programmatically install NDIS Lightweight filter driver on Vista. I am able to successfully install NDIS Lightweight filter using "INetCfgClassSetup::Install", But when I try to uninstall driver using "INetCfgClassSetup::DeInstall" program hangs and never returns. What could be ... 6 Jan 2009 16:34