The !hidkd.hidpdo command displays HID information associated with a physical device object (PDO).

!hidkd.hidpdo pdo


Address of a PDO. To get the addresses of PDOs that are associated with HID drivers, use the !usbhid.hidtree command.




Here is an example of the output of the !hidpdo command. The example first calls !hidtree to get the address of a PDO.

0: kd> !hidkd.hidtree
HID Device Tree
FDO  VendorID:0x045E(Microsoft Corporation) ProductID:0x0745 Version:0x0634
    PDO  Generic Desktop Controls (0x01) | Mouse (0x02)
    !hidpdo 0xffffe000056281e0

0: kd> !hidpdo 0xffffe000056281e0
# PDO 0xffffe000056281e0  (!devobj/!devstack)

  Collection Num  : 1
  Name            : \Device\_HID00000002#COLLECTION00000001
  FDO             : !hidfdo 0xffffe00004f466e0
  Per-FDO IFR Log : !rcdrlogdump HIDCLASS -a 0xFFFFE0000594D000

  Usage Page      : Generic Desktop Controls (0x01)
  Usage           : Mouse (0x02)
  Report Length   : 0xa(Input) 0x0(Output) 0x2(Feature)
  Pre-parsed Data : 0xffffe00003742840
  Position in HID tree

  dt PDO_EXTENSION 0xffffe00005628350

## Power States

  Power States  : S0/D0
  Wait Wake IRP : !irp 0xffffe00004fc57d0 (pending on \Driver\HidUsb)

See also

HID Extensions