[ Next Article |
Previous Article |
Book Contents |
Library Home |
Legal |
Search ]
Kernel and Subsystems Technical Reference, Volume 2
MSAMPLERATE (Set Mouse Sample Rate)
Purpose
Sets mouse sample rate.
Syntax
#include <sys/inputdd.h>
int ioctl
(FileDescriptor, MSAMPLERATE, Arg)
int FileDescriptor;
uint *Arg;
Description
The MSAMPLERATE ioctl subroutine call
specifies the maximum number of mouse events that are reported per second.
The default sample rate is 100 samples per second.
Parameters
| FileDescriptor |
Specifies the open file descriptor for the mouse. |
| Arg |
Specifies the address of an integer where value is one of the following
values:
| #define MSR10 |
1 |
/* 10 samples per second |
*/ |
| #define MSR20 |
2 |
/* 20 samples per second |
*/ |
| #define MSR40 |
3 |
/* 40 samples per second |
*/ |
| #define MSR60 |
4 |
/* 60 samples per second |
*/ |
| #define MSR80 |
5 |
/* 80 samples per second |
*/ |
| #define MSR100 |
6 |
/* 100 samples per second |
*/ |
| #define MSR200 |
7 |
/* 200 samples per second |
*/ |
|
Implementation Specifics
This ioctl subroutine call is part of Base
Operating System (BOS) Runtime.
[ Next Article |
Previous Article |
Book Contents |
Library Home |
Legal |
Search ]