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1. °²×°lm_sensors
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[root@securitycn ~]# rpm -ivh lm_sensors-2.10.0-3.1.i386.rpm
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tar xzvf lm-sensors-xxx.tar.gz
make user
make user_install testing
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sensors-detect£¬È»ºóËü»á×Ô¶¯ËÑË÷Ö÷°åÉϵÄchipsetºÍÏàÓ¦µÄdriver£¬ÎÒÃÇÈ«²¿´ðYES¾Í¿ÉÒÔÁË
[root@securitycn ~]# sensors-detect
# sensors-detect revision 1.413 £¨2006/01/19 20£º28£º00£©
This program will help you determine which I2C/SMBus modules you need to
load to use lm_sensors most effectively. You need to have i2c and
lm_sensors installed before running this program.
Also£¬ you need to be `root'£¬ or at least have access to the /dev/i2c-*
files£¬ for most things.
If you have patched your kernel and have some drivers built in£¬ you can
safely answer NO if asked to load some modules. In this case£¬ things may
seem a bit confusing£¬ but they will still work.
It is generally safe and recommended to accept the default answers to all
questions£¬ unless you know what you're doing.
We can start with probing for £¨PCI£© I2C or SMBus adapters.
You do not need any special privileges for this.
Do you want to probe now£¿ £¨YES/no£©£º
È«²¿Ä¬ÈÏYES¼´¿É¡£
È»ºóÎÒÃÇÆô¶¯lm_sensors £º
/etc/init.d/lm_sensors start
Starting lm_sensors£º [ OK ]
ÎÒÃÇ¿ÉÒÔͨ¹ýlsmodÀ´È·¶¨ÎÒÃÇÐèÒªµÄdriverÒѾ¼ÓÔØÁËûÓÐ
lsmod | grep i2c
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forkº¯Êýѧϰ£º
#include <sys/types.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
main ()
{
pid_t pid; pid=fork();
if (pid < 0)
printf("error in fork!");
else if (pid == 0)
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