winnie at hoth.amu.edu.pl
Mon Dec 4 15:48:11 CET 2000
> So in 32 bit architecture a pointer is only a 32 bit offset, isn't it?
> Adressed from 0 to XXXX Bytes...
Nope, as I said, it's selector AND offset taken together. You need both.
> But how does the OS and the CPU handle the "protected" memory blocks? In 16
> bit with selectors, the selectors were a value to an table that stored data
> of the blocks, how they were protected, if its a code segment or a data
> segment, etc. etc.
> how is this done in 32 bit?
The selector is still there ;-).
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