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Re: kern/35553 (azalia hangs an Optiplex 745)

The following reply was made to PR kern/35553; it has been noted by GNATS.

From: "Michael L. Hitch" <>
Subject: Re: kern/35553 (azalia hangs an Optiplex 745)
Date: Wed, 6 Jan 2010 16:14:54 -0700 (MST)

 On Wed, 6 Jan 2010, Mark Davies wrote:
 > On Tuesday 08 September 2009 05:07:26 you wrote:
 > > This should be resolved in NetBSD -current using the new hdaudio(4)
 > >  driver, can you give it a try?
 > Its unlikely that hdaudio fixes this as its actually a uhci and shared
 > interrupts issue (see the description from Michael L. Hitch towards the end
 > of this PR).
    Actually, it was the uhci halting as a result of shared interrupts and 
 the azalia driver doing some autoconfig stuff with interrupts.  The 
 hdaudio driver may not do this, and might not hang on boot.
 Michael L. Hitch             
 Computer Consultant
 Information Technology Center
 Montana State University       Bozeman, MT     USA

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