驅動中定時器例子

#include

#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
/*包括timer.h標頭檔案*/
#define second_major 509 
/*預設的second的主裝置號*/
static
int second_major = second_major;
/*second裝置結構體*/
struct second_dev
second_dev;
/*定時器處理函式*/
static
void
second_timer_handle
(unsigned
long arg)
/*檔案開啟函式*/
intsecond_open
(struct inode *inode,
struct file *filp)
/*檔案釋放函式*/
intsecond_release
(struct inode *inode,
struct file *filp)
/*globalfifo讀函式*/
static ssize_t second_read
(struct file *filp,
char __user *buf, size_t count,
loff_t *ppos)
/*檔案操作結構體*/
static
const
struct file_operations second_fops =
;/*初始化並註冊cdev*/
static
void
second_setup_cdev
(struct second_dev *dev,
int index)
/*裝置驅動模組載入函式*/
intsecond_init
(void
)/*模組解除安裝函式*/
void
second_exit
(void
)module_init
(second_init)
;module_exit
(second_exit)
;

#include

#include
#include
#include
#include
#include
#include
intmain()
while(1
)}return0;
}

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