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From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: sboyce@blueyonder.co.uk
Subject: Re: HDA Intel Audio hang on boot
Date: Tue, 26 Jan 2010 13:51:40 +0100
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Cc: Takashi Iwai <tiwai@suse.de>,
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On Tuesday 26 January 2010, Sid Boyce wrote:
> On 26/01/10 06:58, Takashi Iwai wrote:
...
> > And... is this report for 2.6.32 or for 2.6.33?
> > If it's with 2.6.32, enable_msi=1 may help instead.
> > 
> > 
> The motherboard giving the problem is the Asus M2N32-SLI deluxe.
> 00:0e.1 Audio device: nVidia Corporation MCP55 High Definition Audio
> (rev a2)
> 
> No such problem with the Asus CROSSHAIR II FORMULA motherboard which
> also has the
> 00:07.0 Audio device: nVidia Corporation MCP72XE/MCP72P/MCP78U/MCP78S
> High Definition Audio (rev a1)
> 
> For any kernel >2.6.32-git1 it hangs, i.e 2.6.32-git2 to 2.6.33-rc5.
> Disabling the sound chip in the BIOS, they all boot.
> tindog:/etc/modprobe.d # uname -r
> 2.6.32-git1-smp
> tindog:/etc/modprobe.d # l /dev/dsp*
> crw-rw-rw- 1 root audio 14,  3 Jan 26 11:46 /dev/dsp
> crw-rw-rw- 1 root audio 14, 35 Jan 26 11:46 /dev/dsp2

Is your adapter build as a module or is it compiled directly into the kernel?

Rafael