On Tue, 30 Sep 2003, Ralf Baechle wrote:
> What I called a bug is the necessity to access hardware registers with
> 64-bit loads and stores in some systems as opposed to of 32-bit
> instructions - that simply doesn't work from 32-bit universes.
>
> To clarify, it was my understanding of Steve's problem he needs 64-bit
> loads and stores, not something in the 64-bit physical address space.
> The later problem obviously would get a different answer.
I must have missed the detail. Well, if 64-bit transfers are needed,
then going for the 64-bit kernel is about the only way. Or, as a wild
hack, perhaps "ldc1" and "sdc1" can be used, if it's known the FP is
present.
--
+ Maciej W. Rozycki, Technical University of Gdansk, Poland +
+--------------------------------------------------------------+
+ e-mail: macro@ds2.pg.gda.pl, PGP key available +
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