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Sponsored by the Center for Science and Technology Development of the Ministry of Education
Supervised by Ministry of Education of the People's Republic of China
This paper firstly introduces the structure system and programming of the Linux input subsystem, and then detailed analyses the external interrupt resources of S3C6410 microprocessor as well as the handling of them in the Linux kernel, finally implements a simple buttons driver using the input subsystem based on the S3C6410 platform. Moreover, an application to demonstrate the function of this buttons driver is designed as well for testing.
Keywords:operating system; Linux input subsystem; S3C6410; buttons driver