[mythtv-users] Minimum hardware requirements for a Frontend
Steve Adeff
adeffs at gmail.com
Wed Jan 4 08:00:10 UTC 2006
On Wednesday 04 January 2006 02:14, Ian Forde wrote:
> On Wed, 2006-01-04 at 01:36 -0500, Steve Adeff wrote:
> > > your motherboard should have the Realtek ALC850 which is the same as my
> > > MSI board and works fine when using the intel ac97 ALSA drivers:
>
> Yep - definitely the ALC850. And the intel ac97 drivers load up.
> Incidentally, the vendor is DFI, not AFI. Typo on my part...
Yea, I figured, unless your motherboard was made by an semi-obscure punk
band...
>
> > > snd_intel8x0 33664 0
> > > snd_ac97_codec 105028 1 snd_intel8x0
> > > snd_ac97_bus 3712 1 snd_ac97_codec
> > > snd_pcm_oss 52896 0
> > > snd_mixer_oss 17536 1 snd_pcm_oss
> > > snd_pcm 89480 3 snd_intel8x0,snd_ac97_codec,snd_pcm_oss
> > > snd_timer 23432 1 snd_pcm
> > > snd 52704 6
> > > snd_intel8x0,snd_ac97_codec,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_timer
> >
> > I should point out, this is for both the ALC850 on the K8n and the ALC655
> > on my KN1.
> > Also, some boards have a BIOS setting where you can force the audio
> > chipset into their native mode or AC97 mode. I haven't come across this
> > with the Realtek chips, but it could still be out there on another
> > motherboard. OR If you see such a thing in your BIOS and your having
> > trouble with your sound, set it to AC97 mode an ALSA should detect it as
> > an AC97 audio chip and load the appropriate intel drivers.
>
> Mine only has the BIOS setting: "AC97 Audio" which can be set to "Auto"
> or "Disabled". So no native mode... Alsa had no trouble loading the
> drivers, and PCM audio worked just fine. It's just the AC3 audio that
> doesn't work. If yours is working fine, can you post the 'lspci -v'
> output and send me your asound.state and .asoundrc files?
BIOS: same here.
.asoundrc for ALC850 is attached.
--
Steve
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# Override the default output used by ALSA.
# If you do not override the default, your default
# device is identical to the (unmixed) analog device
# shown below. If you prefer mixed and/or digital
# output, uncomment the appropriate four lines below
# (only one slave.pcm line).
pcm.!default {
type plug
## Uncomment the following to use mixed analog by default
# slave.pcm "dmix-analog"
## Uncomment the following to use unmixed digital by default
slave.pcm "digital"
# slave.pcm "digital-hw"
## Uncomment the following to use mixed digital by default
# slave.pcm "dmix-digital"
}
# Alias for analog output on the nForce2 (hw:0,0)
# - This is identical to the device named "default"--which
# always exists and refers to hw:0,0 (unless overridden)
# - Therefore, we can specify "hw:0,0", "default", or "analog"
# to access analog output on the nForce2
pcm.analog {
type plug
slave.pcm "analog-hw"
}
# Control device (mixer, etc.) for the nForce2 card
ctl.analog {
type hw
card 0
}
# Alias for (rate-converted) mixed analog output on the
# nForce2 (hw:0,0)
# - This will accept audio input--regardless of rate--and
# convert to the rate required for the dmix plugin
# (in this case 48000Hz)
pcm.mixed-analog {
type plug
slave.pcm "dmix-analog"
}
# Control device (mixer, etc.) for the nForce2 card
ctl.mixed-analog {
type hw
card 0
}
# Alias for (rate-converted) digital (S/PDIF) output on the
# nForce2 (hw:0,2)
# - This will accept audio input--regardless of rate--and
# convert to the rate required for the S/PDIF hardware
# (in this case 48000Hz)
pcm.digital {
type plug
slave.pcm "digital-hw"
}
# Control device (mixer, etc.) for the nForce2 card
ctl.digital {
type hw
card 0
}
# Alias for mixed (rate-converted) digital (S/PDIF) output on the
# nForce2 (hw:0,2)
# - This will accept audio input--regardless of rate--and
# convert to the rate required for the S/PDIF hardware
# (in this case 48000Hz)
pcm.mixed-digital {
type plug
slave.pcm "dmix-digital"
}
# Control device (mixer, etc.) for the nForce2 card
ctl.mixed-digital {
type hw
card 0
}
# The following devices are not useful by themselves. They
# require specific rates, channels, and formats. Therefore,
# you probably do not want to use them directly. Instead use
# of of the devices defined above.
# Alias for analog output on the nForce2 (hw:0,0)
# Do not use this directly--it requires specific rate,
# channels, and format
pcm.analog-hw {
type hw
card 0
# The default value for device is 0, so no need to specify
}
# Control device (mixer, etc.) for the nForce2 card
ctl.analog-hw {
type hw
card 0
}
# Alias for digital (S/PDIF) output on the nForce2 (hw:0,2)
# Do not use this directly--it requires specific rate,
# channels, and format
pcm.digital-hw {
type hw
card 0
device 2
}
# Control device (mixer, etc.) for the nForce2 card
ctl.digital-hw {
type hw
card 0
}
# Direct software mixing plugin for analog output on
# the nForce2 (hw:0,0)
# Do not use this directly--it requires specific rate,
# channels, and format
pcm.dmix-analog {
type dmix
ipc_key 1234
slave {
pcm "analog-hw"
period_time 0
period_size 1024
buffer_size 4096
rate 48000
}
}
# Control device (mixer, etc.) for the nForce2 card
ctl.dmix-analog {
type hw
card 0
}
# Direct software mixing plugin for digital (S/PDIF) output
# on the nForce2 (hw:0,2)
# Do not use this directly--it requires specific rate,
# channels, and format
pcm.dmix-digital {
type dmix
ipc_key 1235
slave {
pcm "digital-hw"
period_time 0
period_size 1024
buffer_size 4096
rate 48000
}
}
# Control device (mixer, etc.) for the nForce2 card
ctl.dmix-digital {
type hw
card 0
}
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