Need help with CPU_Context_Switch and ISR_Handler for mips32 processor
joel.sherrill at OARcorp.com
Tue May 13 21:52:30 UTC 2003
Ivica Mikec wrote:
> I need help with CPU_Context_switch and ISR_Handler since the ones
> provided with RTEMS do not support mips32 processors. I also noticed that
> ISR_Handler in mips branch ends with rfe which is an instruction only for
> mips1 class of processors. ISR_Handler in mips64orion is in similar state.
> Some of the constants are hardcoded for 64 bit. I also don't understand
> how it calls my interrupt handler. Can you help me with these issues?
I don't understand what source you are looking at. What version of
are you looking at? The mips port had a thorough reworking over a year
and works great on R3000 class CPUs now.
> Thank you.
Joel Sherrill, Ph.D. Director of Research & Development
joel at OARcorp.com On-Line Applications Research
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