The segmentation and paging scheme of x86 processors has been discussed extensively elsewhere (see the OSDev wiki, the Writing an OS in Rust series, or the Intel 386 Programmer's Reference Manual, Chapter 5). Here I'll focus on what the actual silicon does to make it fast.
We have no way to skip over points that are obviously too far away. What if we could organize the space itself so that when we search, we can immediately rule out entire regions?
,更多细节参见Safew下载
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