Device Drivers

Communicating with SDBus.sys
Hi, I have a Fujitsu N3510 laptop with SD memory card slot. The device manager contains entries for "SDA Standard Compliant SD Host Controller" and "Texas Instruments PCDxx21 Integrated FlashMedia Controller". When media inserted vendor (TI) provided driver (tifm21.sys) loads and drive letter is exposed. The... 17 Feb 2006 08:40

Windows cannot load driver..
I am in the process of developing a WDM driver and (seemingly) all of a sudden, windows will lot load my driver. After some investigation, the Device Properties window (from device manager) says "This device is not working properly because Windows cannot load the drivers required for this device. (Code 31)". Code 3... 17 Feb 2006 16:30

Does usbaudio.sys support ?
Hi, Does Microsoft usb audio driver (usbaudio.sys) in WinXP SP2 support 48KHz 24-bit recording? Is there any document describing the features that Microsoft usb audio driver (usbaudio.sys) supports? For example, what kind of data format , sample rate and bit resolution it supports. Where can I find such do... 20 Feb 2006 07:52

packet stacking
what is ndis 5.1 packet stacking and how can ablet to send down packet using packet stacking // Packet stacks: Check if we can use the same packet for sending down. pStack = NdisIMGetCurrentPacketStack(pPacket, &bRemaining); where pPacket is original packet how i send down modified packet? ... 15 Feb 2006 17:36

USBD error query
Hi, My URBs to read from Bulk IN endpoint are failing consistently with error USBD_STATUS_BABBLE_DETECTED ((USBD_STATUS)0xC0000012L I am not sure what this error means and how to resolve it. I am retyring the operation but it fails similarly. I am basically allocating some buffer from NonPagedPool and cr... 17 Feb 2006 01:19

What is bugcheck 0x100000D1 ?
What is bugcheck 0x100000D1 ? Parameters = {7c8262c9, 2, 8, 7c8262c9} Windbg 6.6.3.5 decodes it as DRIVER_IRQL_NOT_LESS_OR_EQUAL (d1) and failing operation is write.However, parameter 3 is not 1 or 0. Also the address looks like userland. Google reveals other occurences of this bugcheck with different value ... 13 Feb 2006 15:57

Failure When Installing WDK on XP SP2
Does anyone know why I can't install the WDK (5112) on XP? It fails with the following error: "Microsoft Windows Driver Kit 5112 Setup Wizard ended prematurely." Thanks! ... 12 Feb 2006 13:56

What do "MS ArACPI" or "MS ArPolicy" drivers do?
Hello, I just got a new HP M7330N computer with XP Media Center 2005 operating system. In the Device Manager, the first device that is listed is "ARPC Devices" and under that there are two drivers: "MS ArACPI Driver" and "MS ArPolicy Driver". Can anyone please tell me what these drivers are for and from where ... 12 Feb 2006 20:09

WMI method execution FAILs
I have WDM driver implementing a MOF class. Thro WbemTest I can successfully execute methods of my class & out params verified. Wrote code to execute methods of my class, this FAILs during ExecMethod :-(. Mof & client code below: -------- MOF start -------- #pragma namespace("\\\\.\\root\\wmi") [ WMI, ... 11 Feb 2006 01:35

Build
After reading all the posts regarding the advantages of using DDK BUILD as opposed to handmade project files for Visual Studio, I was convinced it's time to switch to BUILD. I have the following directory structure: @out output directory for .exe, .sys etc (@out\project\platform\release...) @temp ... 20 Feb 2006 13:37