Linux的驱动架构框图，详细的笔记，基于包含LED，蜂鸣器，按键，异步通知机制S5PC100平台的Linux字符设备的设备和先进的机制驱动的过程分析图-Linux driver architecture block diagram, detailed notes, analysis based on inclusion LED, buzzer, keypad, asynchronous notification mechanism S5PC100 platform Linux characte