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工作和技术

工作相关的技术文章

chown

chown

crifan 17年前 (2008-05-07) 2029浏览 0评论

chown [crifan@localhost ~]$ su Password: [root@localhost crifan]# chown -Rf crifan linux_kernel/ From Wikipedia, the free e...

rm - Linux / Unix  command

rm – Linux / Unix command

crifan 17年前 (2008-04-30) 1723浏览 0评论

Linux / Unix rm command Quick links About rm Syntax Examples Related commands Unix main page About rm Deletes a file with...

simple intro of BusyBox

simple intro of BusyBox

crifan 17年前 (2008-04-28) 1381浏览 0评论

BusyBox: The Swiss Army Knife of Embedded Linux BusyBox combines tiny versions of many common UNIX utilities into a single sm...

cache line

cache line

crifan 17年前 (2008-04-27) 1382浏览 0评论

cache line <storage> (Or cache block) The smallest unit of memory than can be transferred between the main memory and ...

cache

cache

crifan 17年前 (2008-04-27) 2409浏览 0评论

cache Pronounced "cash." A cache is used to speed up data transfer and may be either temporary or permanent. Memory...

DMA是什么?

DMA是什么?

crifan 18年前 (2008-04-23) 1701浏览 0评论

DMA是什么? 当我们向计算机中加入了一块新的声卡或其它适配卡时,安装程序可能会提醒我们应该选择一个DMA通道。那DMA是什么呢? DMA(Direct Memory Access) ,即直接存储器存取,是一种快速传送数据的机制。数据传递可以从适...

Time Delay in Linux kernel

Time Delay in Linux kernel

crifan 18年前 (2008-04-23) 1904浏览 0评论

7.3.2. Short Delays When a device driver needs to deal with latencies in its hardware, the delays involved are usually a few ...

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