Re: perspectives on 32 bit vs 64 bit
Adam Skutt <askutt@wnec.edu> writes:
> Helge Hafting wrote:
>> You can address more than 4GiB by using the always-unpopular
>> "segment" registers found on intel processors.
> How? In protected-mode, they're in use as segement descriptor
> selectors. Certain bits have specific meanings you cannot override,
> as they're part of the memory protection mechanism.
Intel has some extension that allows to address up to 64GB ram and
linux supports that. But I'm not sure if that is also supported in
32bit mode on em64t. Wouldn't think so.
MfG
Goswin
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