From: Ronald G Minnich <rminnich@lanl.gov>
To: <9fans@cse.psu.edu>
Subject: Re: [9fans] IRQs again...
Date: Fri, 24 May 2002 20:26:35 -0600 [thread overview]
Message-ID: <Pine.LNX.4.33.0205242025510.28769-100000@snaresland.acl.lanl.gov> (raw)
In-Reply-To: <03e8c204a490c3bc0602f3e1e113b22e@plan9.bell-labs.com>
On Fri, 24 May 2002, David Gordon Hogan wrote:
> I've looked at the Linux code. They actually use a heuristic to allocate
> IRQs, giving preference to ones that are unlikely to be used by something
> else. Frankly, I'm scared to go there! All of our machines have a BIOS,
> and it has not been necessary for us to do our own IRQ allocation. But
> is this good enough?
sooner or later, with hot plug happening, the OSes will have to play this
fun game. LinuxBIOS got us there early in this case. But I think doing
interrupt allocation and setup in the OS is inevitable.
ron
next prev parent reply other threads:[~2002-05-25 2:26 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-05-24 21:23 David Gordon Hogan
2002-05-25 2:26 ` Ronald G Minnich [this message]
-- strict thread matches above, loose matches on Subject: below --
2002-05-28 4:56 David Gordon Hogan
2002-05-28 14:17 ` Ronald G Minnich
2002-05-27 16:20 David Gordon Hogan
2002-05-27 18:55 ` Ronald G Minnich
2002-05-27 14:53 andrey mirtchovski
2002-05-27 14:22 andrey mirtchovski
2002-05-27 4:23 jmk
2002-05-27 18:41 ` Ronald G Minnich
2002-05-21 16:45 andrey mirtchovski
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