RFC: Abandoning mips p4xxx BSPs
emu at ecubics.com
Tue Mar 21 18:31:01 UTC 2006
Bruce Robinson wrote:
> I'm building RTEMS for 2 variants of MIPS: PMC-Sierra RM5232 and Toshiba
> TX4925. Both are fully capable of 64 operation, but the application
> doesn't require it. I think the old tool chain I was using did generate
> 64 bit code inadvertently (and worked); but the newer stuff is
> definitely set up for 32 bit code only.
> From what I've seen, I believe the interrupt handler code would need to
> be tweaked to get 64 MIPS working properly again.
It was my impression anyway, that nobody would NEED 64bit addressing on
an embedded system anyway ;-)
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