soundcard troubleshooting....
David Armour
d.f.armour at shaw.ca
Fri Oct 20 18:59:43 UTC 2006
i gather that esd/alsa/oss don't play that well together, but i don't
really know
what to believe at this point.
# results of: aplay -D default test.wav
Playing WAVE 'test.wav' : Signed 16 bit Little Endian,
Rate 22050 Hz, Monodfa2 at ...
googling just seems to dig the hole deeper, so i'd welcome any response,
really.
xmms/streamtuner work sometimes, and sometimes don't. currently, not.
instead,
a small, 'dialog' window appears:
couldn't open audio
please check that: [space]
your soundcard is configured properly
you have the correct output plugin selected
no other program is blocking the soundcard [OK]
can anyone recommend soundcard configuring documentation in ubuntu edgy
that might help me understand why following the directions from the
unofficial
ubuntu edgy guide hasn't worked?
...
sudo killall esd
sudo cp /etc/esound/esd.conf /etc/esound/esd.conf_backup
gksudo gedit /etc/esound/esd.conf
* Find this section
...
auto_spawn=0
spawn_options=-terminate -nobeeps -as 5
...
* Replace with the following lines
auto_spawn=1
spawn_options=-terminate -nobeeps -as 2 -d default
* Save the edited file [1]
sudo apt-get install libesd-alsa0
gksudo gedit /etc/asound.conf
* Insert the following lines into the new /etc/asound.conf file:
pcm.card0 {
type hw
card 0
}
pcm.!default {
type plug
slave.pcm "dmixer"
}
pcm.dmixer {
type dmix
ipc_key 1025
slave {
pcm "hw:0,0"
period_time 0
period_size 2048
buffer_size 32768
rate 48000
}
bindings {
0 0
1 1
}
}
* Save the edited file [2]
sudo ln -fs /usr/lib/libesd.so.0 /usr/lib/libesd.so.1 #already
installed,updated
System -> Preferences -> Sound
Sound preferences
General Tab -> Sounds for events (Un-Checked)
* Save and close all opened applications, Reboot computer
# results of: cat /dev/sndstat
Sound Driver: 3.8.1a-980706 (ALSA v1.0.10rc3 emulation code)
Kernel: Linux workhorse2 2.6.15-27-386 #1 PREEMPT
Sat Sep 16 01:51:59 UTC 2006 i686
Config options: 0
Installed drivers: Type 10: ALSA emulation
Card config: SiS SI7012 with CMI9738 at 0xe800, irq 193
Audio devices: 0: SiS SI7012 (DUPLEX)
Synth devices: NOT ENABLED IN CONFIG
Midi devices: NOT ENABLED IN CONFIG
Timers: 7: system timer
Mixers: 0: C-Media Electronics CMI9738
# results of: ls -al /dev | grep dsp
crw-rw---- 1 root audio 14, 12 2006-10-18 14:56 adsp
crw-rw---- 1 root audio 14, 3 2006-10-18 14:56 dsp
# results of: cat /proc/interrupts
CPU0
0: 16181030 IO-APIC-edge timer
1: 6278 IO-APIC-edge i8042
7: 0 IO-APIC-edge parport0
8: 3 IO-APIC-edge rtc
9: 0 IO-APIC-level acpi
12: 527414 IO-APIC-edge i8042
14: 96297 IO-APIC-edge ide0
15: 3066409 IO-APIC-edge ide1
169: 0 IO-APIC-level ohci_hcd:usb1
177: 34 IO-APIC-level ohci_hcd:usb2
185: 2 IO-APIC-level ehci_hcd:usb3
193: 1515398 IO-APIC-level SiS SI7012
201: 58065 IO-APIC-level eth0
NMI: 0
LOC: 16181008
ERR: 0
MIS: 0
# results of: /sbin/lsmod
Module Size Used by
binfmt_misc 12296 1
rfcomm 40216 0
l2cap 26244 5 rfcomm
bluetooth 50020 4 rfcomm,l2cap
ppdev 9220 0
cpufreq_userspace 4696 0
cpufreq_stats 5636 0
freq_table 4740 1 cpufreq_stats
cpufreq_powersave 1920 0
cpufreq_ondemand 6428 0
cpufreq_conservative 7332 0
video 16260 0
tc1100_wmi 6916 0
sony_acpi 5644 0
pcc_acpi 12416 0
hotkey 11556 0
dev_acpi 11140 0
container 4608 0
button 6672 0
acpi_sbs 19980 0
battery 9988 1 acpi_sbs
ac 5252 1 acpi_sbs
i2c_acpi_ec 5120 1 acpi_sbs
ipv6 265728 8
dm_mod 58936 1
af_packet 22920 2
md_mod 72532 0
lp 11844 0
tsdev 8000 0
rsrc_nonstatic 13440 0
pcmcia_core 42640 1 rsrc_nonstatic
parport_pc 35780 1
pcspkr 2180 0
psmouse 36100 0
parport 36296 3 ppdev,lp,parport_pc
rtc 13492 0
i2c_sis96x 5764 0
floppy 62148 0
sis900 22912 0
i2c_core 21904 2 i2c_acpi_ec,i2c_sis96x
mii 5888 1 sis900
serio_raw 7300 0
snd_intel8x0 33692 3
snd_ac97_codec 93216 1 snd_intel8x0
snd_ac97_bus 2304 1 snd_ac97_codec
snd_pcm_oss 53664 0
snd_mixer_oss 18688 1 snd_pcm_oss
sis_agp 8708 1
snd_pcm 89864 4 snd_intel8x0,snd_ac97_codec,snd_pcm_oss
snd_timer 25220 2 snd_pcm
agpgart 34888 1 sis_agp
shpchp 45632 0
pci_hotplug 29236 1 shpchp
snd 55268 10
snd_intel8x0,snd_ac97_codec,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_timer
soundcore 10208 1 snd
snd_page_alloc 10632 2 snd_intel8x0,snd_pcm
evdev 9856 1
ext3 135816 1
jbd 58772 1 ext3
ide_generic 1536 0
ehci_hcd 34184 0
ohci_hcd 21892 0
usbcore 130820 3 ehci_hcd,ohci_hcd
ide_cd 33028 0
cdrom 38560 1 ide_cd
ide_disk 17664 3
sis5513 17032 1
generic 5124 0
thermal 13576 0
processor 23360 1 thermal
fan 4868 0
capability 5000 0
commoncap 7296 1 capability
vga16fb 13704 1
vgastate 10368 1 vga16fb
fbcon 42784 72
tileblit 2816 1 fbcon
font 8320 1 fbcon
bitblit 6272 1 fbcon
softcursor 2304 1 bitblit
notes:
[1] contents of /etc/esound/esd.conf:
[esd]
auto_spawn=1
spawn_options=-terminate -nobeeps -as 2 -d default
spawn_wait_ms=100
# default options are used in spawned and non-spawned mode
default_options=
[2] contents of /etc/asound.conf:
pcm.card0 {
type hw
card 0
}
pcm.!default {
type plug
slave.pcm "dmixer"
}
pcm.dmixer {
type dmix
ipc_key 1025
slave {
pcm "hw:0,0"
period_time 0
period_size 2048
buffer_size 32768
rate 48000
}
bindings {
0 0
1 1
}
}
[3]
http://ubuntuguide.org/wiki/Ubuntu_Edgy#How_to_configure_sound_to_work_properly_in_GNOME
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