Device Drivers

Device Status Code 37 (DriverEntry failure) spiteful problem.
Hello. I just downloaded and installed drivers for SiLabs USB converter. Seamless and quiet installation ended up with Code 37 error in the DevMgr. (therefore I guess the driver is MS certified) DDK recommend in this case driver upgrade. But I have the latest available (and not too young: dated 15.10.2007) M... 11 Jan 2008 05:25

KeQueryInterruptTime() issue
> - One millisecond is the smallest interrupt endpoint polling interval. An interesting observation that is probably not relevant is that I can see several calls to the interrupt endpoint completion routine in less than a millisecond time frame then a 15.625 millisecond pause before the next round of call... 23 Dec 2007 00:50

Mirror Driver Installation
Hi, I have developed a mirror display driver for remote desktop like application. Now I want to create a installer for this driver which can install my mirror driver automatically, without asking anything from user. Please let me know what and how to use. -- SachinS ... 4 Jan 2008 04:12

Does anyone know what this bugcheck is ? WdfDeviceInitSetRequestAt
I have Wdf,DbgBreakOnError,0x00010001,1 turned on and when my driver loads the very first thing it does is break into the debugger, at first I thought that was normal in that when you hook up the debugger it automatically breaks into the debugger, but then i realized I did not call WdfVerifierDbgBreakPoint, instead... 19 Dec 2007 13:39

StorPortAllocatePool
I am trying to allocate memory in a STORPORT miniport driver via StorPortAllocatePool. I am suing WDK6000. The function is defined in storport.h as a wrapper around StorPortExtendedFunction. At compile time, I get: error LNK2019: unresolved external symbol __imp__StorPortExtendedFunction referenced in fun... 21 Dec 2007 20:07

Mirror Driver and Mouse Pointers - Interaction?
Do you implement DrvSetPointerShape and/or DrvAplhaBlend, with the propert CAPS2 flags ? Certain kind of Software Cursors are implemented as a Gdi-Sprite that is alphablended over the destination surface. -- -- This posting is provided "AS IS" with no warranties, and confers no rights. Use of any included... 17 Dec 2007 13:15

ksthunk.sys in 64bit Windows
I have developed a class upper filter driver used in "Image" class. It is for processing video frames that is produced by pc cameras. But I find there is a system-provided class upper filter driver named ksthunk.sys already (with Winxp 64bit / WinVista 64bit). If I put my filter driver after ksthunk in registry, ... 9 Dec 2007 21:20

slow boot windows xp
Hello, For a couple of mounts, I'v a slow boot of windows xp on my acer laptop 9412. First, I thought a virus or rootkit but the tools I tried don't find anything of important (S&D, AVG, Bitdefender, SDoctor). Starting in save mode works better but also slow. Bootvis isn't helping me very well. It only shows of... 8 Jan 2008 19:05

MmGetSystemAddressForMdlSafe Question
Hi friend I hava a question about MmGetSystemAddressForMdlSafe function. This Function can translate a virtual address range, which is described by the MDL at Irp->MdlAddress, for a user buffer to a system-space address range. The Question is after I map the user buffer to kernal space by ... 27 Nov 2007 01:09

WinXp DTM Client
Hi, I have installaed the DTM-Client on a WinXP environment, I have 2 problem : 1) I don't can access at the DTMLLUAdminUser because I haven't found the password for thsi user. The DTM-Client installed on a Vista 64bit enable the user end in automatic login it. 2) In the right-down corner appear the writ... 21 Nov 2007 03:30