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分类: 嵌入式

2013-12-25 12:32:18

http://www.linuxforu.com/2010/11/understanding-linux-device-drivers/

“After a week of hard work, we finally got our driver working,” were Pugs’ first words when he met his girlfriend, Shweta.

“Why? What was your driver up to? Was he sick? And what hard work did you do?” asked Shweta. Confused, Pugs responded, “What are you talking about?”

Now it was Shweta’s turn to look puzzled, as she replied, “Why ask me? You tell me — which of your drivers are you talking about?”

When understanding dawned on him, Pugs groaned, “Ah c’mon! Not my car drivers — I am talking about a device driver on my computer.”

“I know about car and bus drivers, pilots, and even screwdrivers; but what is this ‘device driver’?” queried Shweta, puzzled.


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