s3c6410 RTC driver——读取实时时间信息 开发环境:Ubuntu 14.0
开发板内核版本:Linux 3.0 The Real Time Clock (RTC) unit can be operated by the backup battery when the system power is off. The data include the time by second, minute, hour…
一步步写 CMOS 驱动模块 Lets implement a char driver to access the system CMOS. 首先仅仅是创建设备模块,最简单的,类似于前面hello world模块一样的东东,从最简单的框架慢慢搭 /*****************************************************…