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!usb3kd.port_info

Perintah !usb3kd.port_info menampilkan informasi tentang port USB di pohon USB 3.0.

!usb3kd.port_info PortContext

Parameter

PortContext
Alamat struktur _PORT_CONTEXT.

DLL

Usb3kd.dll

Contoh

Untuk mendapatkan alamat konteks port, lihat output dari perintah !usb_tree . Dalam contoh berikut, alamat konteks port 0xfffffa8005abe0c0.

3: kd> !usb_tree

## Dumping HUB Tree - !drvObj 0xfffffa800597f770
--------------------------------------------

Topology
--------
1)  !xhci_info 0xfffffa80051d1940  ... - PCI: VendorId ...
    !hub_info 0xfffffa8005ad92d0 (ROOT)
        ...
        !port_info 0xfffffa8005abe0c0 !device_info 0xfffffa8005abd0c0 Desc: ... USB Flash Drive Speed: Super

Sekarang Anda dapat meneruskan alamat konteks port ke perintah !port_info .

3: kd> !port_info 0xfffffa8005abe0c0

## Dumping Port Context 0xfffffa8005abe0c0
---------------------------------------
dt USBHUB3!_PORT_CONTEXT 0xfffffa8005abe0c0
!hub_info 0xfffffa8005ad92d0 (dt _HUB_FDO_CONTEXT 0xfffffa8005ad92d0)
!device_info 0xfffffa8005abd0c0 (dt _DEVICE_CONTEXT 0xfffffa8005abd0c0)
!rcdrlogdump usbhub3 -a 0xfffffa8005abf6b0

PortNumber: 2
Last Port Status(3.0): Connected Enabled Powered
Last Port Change: <none>

CurrentPortEvent: PsmEventPortConnectChange
Current Port(3.0) State: ConnectedEnabled.WaitingForPortChangeEvent

Port(3.0) State History: <Event> NewState (<Operation>(),..) :

    [34] <Push> WaitingForPortChangeEvent 
    ...
Port Event History:
    [ 8] TransferSuccess
    ...  

Lihat juga

Ekstensi USB 3.0

Driver Universal Serial Bus (USB)