MRFLUSH (Flush Input Ring)

Kernel and Subsystems Technical Reference, Volume 2

MRFLUSH (Flush Input Ring)

Purpose

Flushes input ring.

Syntax

#include <sys/inputdd.h>

int ioctl (FileDescriptor, MRFLUSH, NULL)
int FileDescriptor;

Description

The MRFLUSH ioctl subroutine call flushes the input ring. It loads the input ring head and tail pointers with the starting address of the reporting area. The overflow flag is then cleared.

Parameters

FileDescriptor

Specifies the open file descriptor for the mouse.

Implementation Specifics

This ioctl subroutine call is part of Base Operating System (BOS) Runtime.