IRP_MJ_INTERNAL_DEVICE_CONTROL (Serial)

The IRP_MJ_INTERNAL_DEVICE_CONTROL request sets internal operating modes on a serial device.

When Sent

A client uses internal device control requests to do the following:

  • Get and reset basic settings

  • Control wait/wake operation

For a description of the internal device control requests, see Serial Internal Device Control Requests.

Input Parameters

Request specific

Output Parameters

Request specific

I/O Status Block

Request specific

Operation

Request specific

Requirements

Header

Wdm.h (include Wdm.h or Ntddk.h)

See also

IRP_MJ_DEVICE_CONTROL (Serial)

 

 

Send comments about this topic to Microsoft

Show: