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Re: Mips IRQ support

To: "TWEDE,ROGER ""(HP-Boise,ex1)" <>
Subject: Re: Mips IRQ support
From: Pete Popov <>
Date: 22 Jan 2002 17:26:19 -0800
Cc: linux-mips <>
In-reply-to: <>
References: <>
On Tue, 2002-01-22 at 17:15, 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 ).

That's really a QED rm7k cpu feature, not a mips generic one.
> 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).

Might be a good feature for arch/mips/kernel/irq_cpu.c and it wouldn't
be difficult to add.  I don't think arch/mips/kernel/irq.c needs to


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