HDAC - no sound

[Stefan Lambrev]

Hi,

I didn't see your mixer pcm output.
Is it set to 0 ? as everything that you show seems to be ok :)

Emmanuel Mie wrote:
> Hello,
>
> I've just landed on FreeBSD planet, so things are still a bit confused, but I'm trying.
>
> I have a Dell Inspiron 640m (Core2Duo T5500) with Intel 82801G ICH7 integrated sound device.
>
> I get no particular error or warning (see various outputs below), but I have no sound at all (either in KDE or in console # cat anyfile > /dev/dsp), I just can't figure it out.
>
> I've been trying to get sound working, with the hdac drivers from Mr Ariff's page. I "made" hdac.ko, it didn't work. I patched it with both current.diff and snd_RELENG_6_20070312_150_lowlatency.diff.gz  (I've got to be honest : I didn't really know what I was doing)
> There were errors : hunks failed, and it seems it didn't find hdac.c to patch - I had not redirected the output, so it's lost, unless there's some kind of log ?
>
> I tried various setups and entries in /boot/loader.conf - nothing worked, so I removed all sound related entries, rebooted, and simply 
> # kldstat hdac
>
> Here are the outputs :
>
> =================================================
> # uname -a
> FreeBSD  6.2-RELEASE FreeBSD 6.2-RELEASE #0: Tue Mar 13 15:24:47 CET 2007     root@:/usr/obj/usr/src/sys/GENERIC  i386
>
> # pciconf -lv | grep -B 4 multimedia
>     class    = display
> pcm0 at pci0:27:0: class=0x040300 card=0x01d81028 chip=0x27d88086 rev=0x01 hdr=0x00
>     vendor   = 'Intel Corporation'
>     device   = '82801G (ICH7 Family) High Definition Audio'
>     class    = multimedia
>
> # dmesg | grep ^pcm
> pcm0: <Intel 82801G High Definition Audio Controller> mem 0xefebc000-0xefebffff irq 21 at device 27.0 on pci0
> pcm0: Output Streams: 4, Input Streams: 4, Bidirectional Streams: 0
> pcm0: CORB Size: 256, RIRB Size: 256
> pcm0: Cap 1d0541 sf 0 st 0
> pcm0: Set 0:3 10
> pcm0: Cap 140311 sf e0160 st 5
> pcm0: Set 0:4 20
>
> # sysctl hw.snd.verbose='2' ; cat /dev/sndstat
> FreeBSD Audio Driver (newpcm)
> Installed devices:
> pcm0: <Intel 82801G High Definition Audio Controller> w00t (1p/1r/0v channels duplex default)
>  [pcm0:play:0:dsp0.0]: spd 0, fmt 0x00000000/0x00000008, flags 0x00000000, 0x00000000
>  interrupts 0, underruns 0, ready 0 [b:4096/2048/2|bs:0/0/0]
>  {userland} -> feeder_root(0x00000000) -> {hardware}
>  [pcm0:record:0:dsp0.1]: spd 0, fmt 0x00000000/0x00000008, flags 0x00000000, 0x00000000
>  interrupts 0, overruns 0, hfree 4096, sfree 0 [b:4096/2048/2|bs:0/0/0]
>  {hardware} -> feeder_root(0x00000000) -> {userland}
>
> # sysctl hw.snd
> hw.snd.report_soft_formats: 1
> hw.snd.targetirqrate: 32
> hw.snd.verbose: 2
> hw.snd.maxautovchans: 0
> hw.snd.unit: 0
> hw.snd.pcm0.buffersize: 0
> hw.snd.pcm0.vchans: 0
>
> # /usr/sbin/mixer
> Mixer vol      is currently set to  75:75
> Mixer rec      is currently set to   0:0
> Recording source: 
> ====================================
>   
Is this the full output from "mixer" command ?
> I also tried setting vchans to 4 but no use. As I said, I'm new to FreeBSD, so I may very well misunderstand the way the system works.
> And I'd really like to get this sound to work, as I'm supposed to use this computer to go and sell music around...
>
> Regards, 
> E. Mie
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