IOCTL_INTERNAL_USB_GET_PORT_STATUS I/O 请求查询 PDO 的状态。 IOCTL_INTERNAL_USB_GET_PORT_STATUS是内核模式 I/O 控制请求。 此请求面向 USB 集线器 PDO。 必须在 IRQL = PASSIVE_LEVEL 发送此 IOCTL。
TheIOCTL_INTERNAL_USB_GET_PORT_STATUSI/O request queries the status of the PDO. IOCTL_INTERNAL_USB_GET_PORT_STATUSis a kernel-mode I/O control request. This request targets the USB hub PDO. This IOCTL must be sent at IRQL = PASSIVE_LEVEL. ...
TheIOCTL_INTERNAL_USB_GET_PORT_STATUSI/O request queries the status of the PDO. IOCTL_INTERNAL_USB_GET_PORT_STATUSis a kernel-mode I/O control request. This request targets the USB hub PDO. This IOCTL must be sent at IRQL = PASSIVE_LEVEL. ...