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Re: ETRAX100LX CACHE/MMU Interaction...
Looks like you are correct (again). I appear to have been bitten by
compiler optimization as you indicated. Thanks for the help!
xis.com> cc: email@example.com
Sent by: Subject: Re: ETRAX100LX CACHE/MMU
On Thu, 10 May 2001 firstname.lastname@example.org wrote:
> Is there something that I'm missing with respect to ETRAX100LX(v1)
> cache/MMU interaction?
> Hints are welcome.
No, but as johan wrote, you must declare all I/O pointers as volatile
otherwise gcc assumes they behave like normal memory.