[pulseaudio-discuss] How to launch pulseaudio on embedded system

Tanu Kaskinen tanu.kaskinen at linux.intel.com
Wed Aug 27 03:50:11 PDT 2014


On Mon, 2014-08-25 at 10:31 +0200, DIEHCO R&D wrote:
> Le 24/08/2014 11:16, Tanu Kaskinen a écrit :
> > On Wed, 2014-08-20 at 14:51 +0200, DIEHCO R&D wrote:
> >> Hello, I hope it is good place for my request. I am looking for some
> >> tips to configure the pulseaudio server on an embedded system. The
> >> program is in the system, but I have difficult to lauch it correctly.
> >>
> >> After setting
> >> DBUS_SESSION_BUS_ADDRESS=unix:path=/var/run/dbus/system_bus_socket and
> >> DBUS_SESSION_BUS_PID=`cat /var/run/dbus/pid`
> > Why do you do that? It's not exactly a surprise that things break if you
> > make PulseAudio connect to the system bus when PulseAudio expects a
> > session bus.
> >
> I understand now it was not a logical try.
> Maybe I can start from the beginning if someone can respond to me.
> So I am using Open Embedded daisy without X11, PulseAudio 5.0, Linux 
> armv5tejl 2.6.37.6 #18 PREEMPT.
> crw-rw----    1 root     root      116,  16 Aug 25 07:09 pcmC0D0p
> Aplay works correctly from root but not from an other user (I should do 
> setup of the sound card).
>  From root :
> pulseaudio --system met the error shm.c: mmap() failed: Cannot allocate 
> memory

Does this error prevent pulseaudio from starting? What's the output of
"pulseaudio --system -vvv --log-meta"?

-- 
Tanu



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