Device Drivers

Enumerate devices using WMI
Hi, I'd like to enumerate and find all tape devices on the system and their info (like device id, device type and tape symbolic name). I know that it's possible to use SetupDI API to perform this task, but this requires me to get the source code from the WDK and wrap it up to a DLL, while periodically checkin... 19 Sep 2008 20:08

WHQL-USB Device FrameWork(CV) Test Fail in XP 32/64
Hi all, Currently, I install my hid mini-driver in Joystick device and then run DTM Test by WLK v1.2. It always can't pass the USB Device FrameWork Test in XP 32/64 SP3. But strangely, it can pass this item in Vista 32/64 bit SP1! I really don't know why. I use the windbg to log some info as bellow, //=====... 15 Sep 2008 08:08

Canon MultiPass MCP600F
I am unable to re-install my Canon MCP 600F in VISTA - during the installation of the program from the Disc I get the following message: Error Number 0x00040707 Description: dll function called crashed INSTHL32.ihElicitMDL Set up will now terminate. Many thanks for any assistance/help Regards J... 10 Sep 2008 15:31

Can't EnumDeviceInterfaces when install KMDF driver in XP?
I used sample code:KMDF-usbsamp to modify my driver. I use the below Interface GUID to search my device, but failed in XP I felt confused for 2 things, hope give me some help. 1. INF file has ClassGUID and I register Interface GUID in callback function:EvtDeviceAdd in my driver. What's different between bo... 11 Sep 2008 23:26

BSOD with DC2
Hi All, I'm testing a PCI memory card reader driver using dc2. I got a BSOD immediately after starting the random test. Moreover, the BSOD occured in windows XP. There was no BSOD in windows Vista. I had used XP build for Vista as well. I have two questions. 1. The last statement in dc2.log is Start IOCTL/... 9 Sep 2008 02:35

SetupDiEnumDeviceInterfaces - DIGCF_ALLCLASSES not returning USB A
With C# - VS2008 Pro - Trying to access access USB Audio Device (Alesis Midi Trigger I/O) for read only purposes... XP SP2 Device Manager shows device under "Sound, video and game controllers" as "USB Audio Device" working properly. I'm not finding this device when calling SetupDiGetClassDevs & SetupDiEnumDe... 2 Sep 2008 01:27

What's different from XP and Vista System flow?
I have one WDM driver for XP and it works well on XP. I use WDK6000 to build and put it on Vista and Vista SP1. But some functions can't work well. Like, When Hibernate, on XP, the flow is "Device Close" -> "SET_POWER" -> Power off ( messages show ) , but on Vista, the step: "Device Close" doesn't happen.(not ... 31 Aug 2008 23:51

USB device detection via query registry information
Besides using the WM_DEVICECHANGE to detect a USB device insert/remove, I tried to use scan registry information ""HARDWARE\\DEVICEMAP\\SERIALCOMM" to check, and using CreateFile() to open USB com port right after I find a new-coming device. So far, the method works fine in single-core PC while in dual-core PC, ... 7 Sep 2008 03:31

Virtual driver
Hi I want to load hidusbfx2 driver as virtual one. But when I load *.inf , it shows "The specified location does not contain information about your hardware". What are the changes I made when I use this driver for virtual? I attached my inf file. Here I change only USB\VID_0547&PID_1002 to virtualname. Is ... 9 Sep 2008 09:44

Assertion in KeUpdateRunTime with Free Build of Windows Vista.
Hello there, I keep getting assertion failure in KeUpdateRunTime with the release version of Vista (32Bit). My PC are setup with DTM Client, the debug option is on with bceedit.exe and driver Verifier is active with /standard setting on our own driver (Solios.sys) Once in a while the test PC freezes dur... 25 Aug 2008 15:30