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Old 02-16-2008, 05:28 AM
Mark Zimmerman
 
Posts: n/a
Default Re: audio driver broken?

In article <c4ifja$qeq$1@lust.ihug.co.nz>, alex wrote:
> Hiya guys. hopefully someone can shed some light on this because
> hours of googling has failed to find an answer. I am using OpenBSD
> 3,4 i386 release. My motherboard has an ICH5 (82801EB) chipset on it,
> with a AC97 audio device embedded in it. I believe the driver that
> openbsd uses is the "auich" driver. I have 2 machines here, my other
> one has an 82801AA chipset in it and the sound works fine there.
> heres a snippet from my dmesg:
>
> cd0(pciide0:1:0): using PIO mode 4, Ultra-DMA mode 2
> cd1(pciide0:1:1): using PIO mode 4, Ultra-DMA mode 2
> "Intel 82801EB/ER SMB" rev 0x02 at pci0 dev 31 function 3 not configured
> auich0 at pci0 dev 31 function 5 "Intel 82801EB/ER AC97 Audio" rev 0x02: irq
> 10, ICH5 AC97
> isa0 at pcib0
> isadma0 at isa0
> pckbc0 at isa0 port 0x60/5
>
> so wheres audio0 at auich0 ?????
> the device appears to be detected but not configured?
> "man auich" is useless so please dont tell me rtfm! I've done it.
> Device uses function 5 which doesnt mention that its "not configured"
> so it would work right?!?!?
>
> Has anyone had any luck getting this device to work??
>
> regards, alex.
>

FYI: A recent snapshot shows this:

OpenBSD 3.5 (GENERIC) #27: Wed Mar 24 03:03:20 MST 2004
deraadt@i386.openbsd.org:/usr/src/sys/arch/i386/compile/GENERIC
(...)
"Intel 82801EB/ER SMBus" rev 0x02 at pci0 dev 31 function 3 not configured
auich0 at pci0 dev 31 function 5 "Intel 82801EB/ER AC97 Audio" rev 0x02:
irq 3, ICH5 AC97
ac97: codec id 0x41445374 (Analog Devices AD1981B)
ac97: codec features headphone, 20 bit DAC, No 3D Stereo
audio0 at auich0
auich0: measured ac97 link rate at 48002 Hz, will use 48000 Hz

-- Mark
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