Public bug reported:
On booting Karmic Koala/Xubuntu is AC 97 driver removing and sound not working
---
Hewlett-Packard: HP Omnibook vt6200
release:
Ubuntu karmic (development branch) 9.10
uname -a:
2.6.31-11-generic #36-Ubuntu SMP Fri Sep 25 06:37:51 UTC 2009 i686 GNU/Linux
dmesg:
AC'97 1 does not respond - RESET
AC'97 1 access is not valid [0xffffffff], removing mixer.
ali mixer 1 creating error.
lspci:
ALi Corporation M5451 PCI AC-Link Controller Audio Device (rev 02)
ProblemType: Bug
Architecture: i386
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 0: A5451 [ALI 5451], device 0: ALI 5451 [ALI 5451]
Subdevices: 1/1
Subdevice #0: subdevice #0
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: michal 1337 F.... xfce4-mixer-plu
michal 1360 F.... xfce4-volumed
Card0.Amixer.info:
Card hw:0 'A5451'/'ALI 5451 at 0x1000, irq 11'
Mixer name : 'Realtek ALC200,200P rev 0'
Components : 'AC97a:414c4710'
Controls : 37
Simple ctrls : 23
CheckboxCommand: alsa_record_playback
CheckboxData: AC 97 creating error on system boot
CheckboxTest: alsa_record_playback_alternates
Date: Wed Sep 30 07:13:16 2009
DistroRelease: Ubuntu 9.10
Package: alsa-base 1.0.20+dfsg-1ubuntu4
PackageArchitecture: all
ProcEnviron:
SHELL=/bin/bash
LANG=sk_SK.UTF-8
ProcVersionSignature: Ubuntu 2.6.31-11.36-generic
SourcePackage: alsa-driver
Tags: checkbox-bug
Uname: Linux 2.6.31-11-generic i686
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-bug checkbox-bug i386
--
AC 97 create error and remove on boot
https://bugs.launchpad.net/bugs/439156
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