mirror of
https://github.com/ioacademy-jikim/device_driver
synced 2025-06-07 07:56:08 +00:00
66 lines
1.1 KiB
C
66 lines
1.1 KiB
C
#if 1
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/timer.h>
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static struct timer_list timer;
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void my_function(unsigned long data)
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{
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printk("my_function(%lu)\n", data );
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timer.data = data+1;
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mod_timer( &timer, jiffies + HZ);
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}
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int my_init(void)
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{
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printk("init_module()\n");
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init_timer( &timer );
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timer.expires = jiffies + HZ;
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timer.function = my_function;
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timer.data = 0;
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add_timer( &timer );
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return 0;
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}
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void my_exit(void)
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{
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del_timer( &timer );
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printk("cleanup_module()\n");
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}
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MODULE_LICENSE("GPL");
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module_init( my_init );
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module_exit( my_exit );
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#endif
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#if 0
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/timer.h>
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static struct timer_list timer;
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void my_function(unsigned long data)
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{
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printk("my_function(%lu)\n", data );
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}
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int my_init(void)
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{
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printk("init_module()\n");
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init_timer( &timer );
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timer.expires = jiffies + 3*HZ;
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timer.function = my_function;
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timer.data = 0;
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add_timer( &timer );
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return 0;
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}
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void my_exit(void)
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{
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del_timer( &timer );
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printk("cleanup_module()\n");
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}
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MODULE_LICENSE("GPL");
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module_init( my_init );
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module_exit( my_exit );
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#endif
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