!usbkd.hub2_info_from_fdo
Команда !usbkd.hub2_info_from_fdo отображает сведения о USB-концентраторе.
!usbkd.hub2_info_from_fdo FDO
Параметры
FDO
Адрес объекта функционального устройства (FDO) для USB-концентратора.
DLL-библиотеки
Usbkd.dll
Примеры
Вот один из способов найти адрес FDO для USB-концентратора. Сначала введите !usbkd.usb2tree.
0: kd> !usbkd.usb2tree
...
2)!ehci_info ffffe00001ca11a0 !devobj ffffe00001ca1050 PCI: VendorId 8086 DeviceId 293c RevisionId 0002
RootHub !hub2_info ffffe000023201a0 !devstack ffffe00002320050
В предыдущих выходных данных адрес FDO для концентратора отображается в качестве аргумента предлагаемой команды !devstack ffffe00002320050.
Теперь передайте адрес FDO в команду !hub2_info_from_fdo .
0: kd> !usbkd.hub2_info_from_fdo ffffe00002320050
usbhubext
*****************************************************************************
FDO ffffe00002320050 PDO ffffe0000213c050 HubNumber# 3
dt USBHUB!_DEVICE_EXTENSION_HUB ffffe000023201a0
!usbhublog ffffe000023201a0
RemoveLock ffffe00002320668
FdoFlags ffffe00002320ba0
CurrentPowerIrp: System (0000000000000000) Device (0000000000000000)
ObjReferenceList: !usblist ffffe00002320b70, RL
ExceptionList: !usblist ffffe00002321498, EL [Empty]
DmTimerListHead: !usblist ffffe00002321040, TL [Empty]
PdoRemovedListHead: !usblist ffffe00002321478, PL [Empty]
PdoPresentListHead: !usblist ffffe00002321468, PL
WorkItemListHead: !usblist ffffe00002320c80, WI [Empty]
SshBusyListHead: !usblist ffffe00002320dc0, BL
## PnP FUNC HISTORY (latest at bottom)
01. IRP_MN_QUERY_DEVICE_RELATIONS
...
## POWER FUNC HISTORY (latest at bottom)
01. IRP_MN_QUERY_POWER - PowerSystemHibernate
...
## HARD RESET STATE HISTORY (latest at bottom)
## EVENT STATE NEXT
01. HRE_Pause HReset_WaitReady HReset_Paused
...
## PNP STATE HISTORY (latest at bottom)
## EVENT STATE NEXT
01. Ev_SYSTEM_POWER FDO_WaitPnpStop FDO_WaitPnpStop
...
## POWER STATE HISTORY (latest at bottom)
## EVENT STATE NEXT
01. Ev_SET_POWER_S0 FdoSx_Dx FdoWaitS0IoComplete_Dx
...
## BUS STATE HISTORY (latest at bottom)
## EVENT STATE NEXT
01. BE_BusSuspend BS_BusPause BS_BusSuspend
...
SSH_EnabledStatus: [SSH_ENABLED_VIA_POWER_POLICY]
## SSH STATE HISTORY (latest at bottom)
## EVENT STATE NEXT
01. SSH_Event_ResumeHubComplete SSH_State_HubPendingResume SSH_State_HubActive
...
## PORT DATA
PortData 1: !port2_info ffffe000021bf000 Port State = PS_WAIT_CONNECT PortChangeLock: 0, Pcq_State: Pcq_Run_Idle
PDO 0000000000000000
...