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!storagekd.storclass

The !storagekd.storclass extension displays information about the specified classpnp device.

!storagekd.storclass [Address [Level]]

Parameters

Address
Specifies the address to the device object or device extension of a classpnp device. If Address is omitted, a list of all classpnp extensions is displayed.

Level
Specifies the amount of detail to display. This parameter can be set to 0, 1, or 2, with 2 giving the most detail and 0 the least. The default is 0.

DLL

Storagekd.dll

Remarks

Here is an example of the !storagekd.storclass display:

1: kd> !storagekd.storclass

Storage class devices:

* !storclass fffffa80043dc060 [1,2] ST3160812AS Paging Disk       
  !storclass fffffa8006581740 [1,2] Msft Virtual Disk Disk       

Usage: !storclass <class device> <level [0-2]>

1: kd> !storagekd.storclass fffffa80043dc060 1

Storage class device fffffa80043dc060 with extension at fffffa80043dc1b0

Classpnp Internal Information at fffffa8003bec360

    Transfer Packet Engine:

     Packet          Status  DL Irp          Opcode  Sector/ListId   UL Irp 
    --------         ------ --------         ------ --------------- --------

    Pending Idle Requests: 0x0


    -- dt classpnp!_CLASS_PRIVATE_FDO_DATA fffffa8003bec360 --

Classpnp External Information at fffffa80043dc1b0

    ST3160812AS 3.ADH             9LS20QRL 

    Minidriver information at fffffa80043dc670
    Attached device object at fffffa800410a060
    Physical device object at fffffa800410a060

    Media Geometry:

        Bytes in a Sector = 512
        Sectors per Track = 63
        Tracks / Cylinder = 255
        Media Length      = 160000000000 bytes = ~149 GB

    -- dt classpnp!_FUNCTIONAL_DEVICE_EXTENSION fffffa80043dc1b0 --