Subject: clcs(4) emits "AC97 read fail" errors on IBM ThinkPad T22
To: netbsd-bugs@netbsd.org <netbsd-bugs@netbsd.org>
From: NetBSD /hpcsh <kernelhack@one.lv>
List: netbsd-bugs
Date: 04/22/2006 15:46:33
this error isn't fixed yet :-(
IBM Thinkpad T22 'Of course runs on NetBSD-daily (ftp://ftp.netbsd.org/pub/NetBSD-daily/netbsd-3/200604160000Z/i386/binary/kernel/netbsd-GENERIC_LAPTOP.gz)
dmesg say:
clcs0: AC97 read fail (VSTS==0) for add=0x1c
clcs0: AC97 read fail (VSTS==0) for add=0x1c
clcs0: AC97 read fail (VSTS==0) for add=0x1c
clcs0: AC97 read fail (VSTS==0) for add=0x1c
clcs0: AC97 read fail (VSTS==0) for add=0x1c
clcs0: AC97 read fail (VSTS==0) for add=0x1c
clcs0: AC97 read fail (VSTS==0) for add=0x1c
clcs0: AC97 read fail (VSTS==0) for add=0x1c
clcs0: AC97 read fail (VSTS==0) for add=0x1c
clcs0: AC97 read fail (VSTS==0) for add=0x1c
clcs0: AC97 read fail (VSTS==0) for add=0x1a
clcs0: AC97 read fail (VSTS==0) for add=0x2
clcs0: AC97 read fail (VSTS==0) for add=0x1c
clcs0: AC97 read fail (VSTS==0) for add=0x1c
...
My hardware: IBM Thinkpad T22 (Intel Pentium (Coppermine) 900MHz/256Mb SDR SDRAM/20Gb/S3 Savage 8Mb/ Audio: Cirrus Logic CS4297A)
dmesg say about audio:
clcs0 at pci0 dev 5 function 0: Cirrus Logic CS4280 CrystalClear Audio Interface (rev. 0x01)
clcs0: interrupting at irq 11
clcs0: ac97: Crystal CS4297A codec; headphone, 20 bit DAC, 18 bit ADC, Crystal Semi 3D
clcs0: ac97: ext id 200<AMAP>
audio0 at clcs0: full duplex, independent
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