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Chapter 8. Kernel Mode Installation and Build > WDF Debugger Extension Commands

8.10. WDF Debugger Extension Commands

KMDF includes a set of debugger extension commands that can be invoked in the debugger’s command window to obtain a variety of WDF-related data. The output often includes command strings that can be pasted into the command line to retrieve additional related information. Table 8.3 shows some of the more commonly used commands.

Table 8.3. Debugger Extension Commands
CategoryTests
!wdfhelpDisplays the list of debugger extensions.
!wdfcrashdumpDisplays a crash dump that includes the framework’s log information.
!wdfdeviceDisplays information that is associated with a WDFDEVICE-typed handle.
!wdfdevicequeuesDisplays information about all the queue objects that belong to a specified device.
!wdfdriverinfoDisplays information about a framework-based driver, such as its run-time version and hierarchy of object handles.
!wdfhandleDisplays information about a specified KMDF handle.
!wdfIotargetDisplays information about a WDFIOTARGET-typed object handle.
!wdfdrDisplays all loaded WDF drivers.
!wdfIodumpDisplays the framework’s log information.
!wdfqueueDisplays information about a WDFQUEUE-typed object handle.
!wdfrequestDisplays information about a WDFREQUEST-typed object handle.



  

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