/dev/dsp /dev/audio missing

richard bader richard at bader-muenchen.de
Tue Dec 15 05:21:04 PST 2009


Hello,

I've a working soundcard on a machine running FreeBSD 6.2-RELEASE-p9.

The same soundcard on an other machine running 8.0-STABLE FreeBSD 
8.0-STABLE #3 doesn't word.
There in no device /dev/dsp. /dev/mixer exists.

Any hints?

richard



The details are:

Working
==========

main# cat /dev/sndstat
FreeBSD Audio Driver (newpcm)
Installed devices:
pcm0: <CMedia CMI8738> at io 0xd000 irq 19 kld snd_cmi (1p/1r/0v 
channels duplex default)

main# uname -a
FreeBSD main.bader.loc 6.2-RELEASE-p9 FreeBSD 6.2-RELEASE-p9 #1: Thu Dec 
20 18:13:11 CET 2007     
root at main.bader.loc:/usr/obj/usr/src/sys/MYKERNEL  i386

main# cat /dev/sndstat
FreeBSD Audio Driver (newpcm)
Installed devices:
pcm0: <CMedia CMI8738> at io 0xd000 irq 19 kld snd_cmi (1p/1r/0v 
channels duplex default)

main# ls -l /dev/dsp*
crw-rw-rw-  1 root  wheel    0,  50 Dec 15 11:47 /dev/dsp0.0
crw-rw-rw-  1 root  wheel    0,  53 Dec 15 11:47 /dev/dsp0.1
crw-rw-rw-  1 root  wheel    0,  51 Dec 15 11:47 /dev/dspW0.0
crw-rw-rw-  1 root  wheel    0,  54 Dec 15 11:47 /dev/dspW0.1
crw-rw-rw-  1 root  wheel    0,  56 Dec 15 11:47 /dev/dspr0.1


Not working
==========

test1# cat /dev/sndstat
FreeBSD Audio Driver (newpcm: 64bit 2009061500/amd64)
Installed devices:
pcm0: <CMedia CMI8738> at io 0xd000 irq 19 kld snd_cmi [MPSAFE] 
(1p:1v/1r:1v channels duplex default)

test1# uname -a
FreeBSD test1.bader.loc 8.0-STABLE FreeBSD 8.0-STABLE #3: Tue Dec 15 
10:57:03 CET 2009     root at test.bader.loc:/usr/obj/usr/src/sys/GENERIC  
amd64

test1# cat /dev/sndstat
FreeBSD Audio Driver (newpcm: 64bit 2009061500/amd64)
Installed devices:
pcm0: <CMedia CMI8738> at io 0xd000 irq 19 kld snd_cmi [MPSAFE] 
(1p:1v/1r:1v channels duplex default)

test1# ls -l /dev/dsp*
ls: No match.





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