IOCTL_INTERNAL_USB_GET_BUS_INFO
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IOCTL_INTERNAL_USB_GET_BUS_INFO control code

The IOCTL_INTERNAL_USB_GET_BUS_INFO I/O request queries the bus driver for certain bus information.

IOCTL_INTERNAL_USB_GET_BUS_INFO is a kernel-mode I/O control request. This request targets the USB hub PDO. This request must be sent at an IRQL of PASSIVE_LEVEL.

Input Parameters

Parameters.Others.Argument1 should be a pointer to a USB_BUS_NOTIFICATION structure.

Output Parameters

Parameters.Others.Argument1 points to a USB_BUS_NOTIFICATION structure that has the TotalBandwidth, ConsumedBandwidth, and ControllerNameLength fields filled in.

I/O Status Block

The bus or port driver sets Irp->IoStatus.Status to STATUS_SUCCESS or the appropriate error status.

Requirements

Header

Usbioctl.h (include Usbioctl.h)

See also

USB_BUS_NOTIFICATION

 

 

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