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http://en.wikipedia.org/wiki/Memory-mapped_I/O Memory-mapped I/O (MMIO) and port I/O (also called isolated I/O or port-mapped I/O abbreviated PMIO) are two complementary methods of performing input/ou... 阅读全文
posted @ 2011-04-07 14:35
katago
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LPC2104的Boot与Remap详解(一) 作者:21ic 文章来源:21ic 点击数:2199 更新时间:2005-4-9 最近在学习ARM的过程中,遇到了一些以前在8位机、16位机应用中所没有见过的专业术语。其中,比较困扰和麻烦的两个名词术语就是“Boot”与“Remap”。同时,在网上也经常见到有网友就这两个技术名词提出疑问。好在当今网络是如此发达,使得我们可以很快就得到许多老师和... 阅读全文
posted @ 2011-04-07 14:22
katago
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Motherboard Chipsets and the Memory Map I’m going to write a few posts about computer internals with the goal of explaining how modern kernels work. I hope to make them useful to enthusiasts and progr... 阅读全文
posted @ 2011-04-07 11:33
katago
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