"TWEDE,ROGER (HP-Boise,ex1)" wrote:
>
> Are there any plans to provide full MIPS irq support in the general mips irq
> code?
>
> The only machine that appears to attempt to fully support the MIPS interrupt
> set currently is the gt64120/momenco_ocelot machine.
>
> It uses the define CP0_S1_INTCONTROL ($20) to get at the upper interrupt
> lines ( > 8 ).
>
> Anyone else find that support for this MIPS hardware would be best placed in
> the standard irq code rather than each machine variant having to
> re-implement it itself (as the irq code was in the past).
>
Yes.
The best way is to provide hw_irq_controller structure for the extended CPU
IRQ feature. See arch/mips/kernel/irq_cpu.c file and its related config
option.
Jun
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