Rui Sousa wrote:
> Just out of curiosity, how much can you change with the microcode, in terms
> of processor "behavior"? And what processors support it?
> And what about the microcode, is there any information on how to "build your
> or are you limited to the ones prepackaged by intel?
> Any URL where I can read more about it would do fine... It's not like I intend
> to do anything with it but, it's the first time I hear about this feature and
> I would like to know more.
dropped Linus and Peter from cc as they surely know more about this
stuff than I anyway :)
Basically, no you can't roll your own microcode because nobody knows how
it works. The microcode encoding format is documented but the actual
data bits are just that - bits...
The good reading is section 8.10 of Volume III of Pentium III manual
available for free download from:
I would suggest to read the first volume and then the third using the
second as an instruction reference (which is what it is).
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This archive was generated by hypermail 2b29 : Wed Feb 23 2000 - 21:00:14 EST