// ucmtcpciportcontrollerrequests.h

// CTL_CODE(0x0058, 0x011, METHOD_BUFFERED, FILE_WRITE_ACCESS)
#define IOCTL_UCMTCPCI_PORT_CONTROLLER_SET_COMMAND 0x00588044
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Windows Driver Kit DDI reference (ni-ucmtcpciportcontrollerrequests-ioctl_ucmtcpci_port_controller_set_command)

IOCTL_UCMTCPCI_PORT_CONTROLLER_SET_COMMAND IOCTL

Description

Sets the value of a command register defined as per the Universal Serial Bus Type-C Port Controller Interface Specification.

Parameters

Major code

Input buffer

A pointer to a UCMTCPCI_PORT_CONTROLLER_SET_COMMAND_IN_PARAMS structure. To get the structure, call WdfRequestRetrieveInputBuffer by passing the received framework request object.

Input buffer length

The size of the UCMTCPCI_PORT_CONTROLLER_SET_COMMAND_IN_PARAMS structure.

Output buffer

Output buffer length

Input/output buffer

Input/output buffer length

Status block

Irp->IoStatus.Status is set to STATUS_SUCCESS if the request is successful. Otherwise, Status to the appropriate error condition as a NTSTATUS code.

Remarks

The UcmTcpciCx class extension sends this IOCTL request to set the value of the command register. The value to set is provided in the supplied structure. After setting the value in the register, client driver must call WdfRequestComplete to complete the request.

IOCTL_UCMTCPCI_PORT_CONTROLLER_SET_COMMAND - NtDoc