[alsa-devel] alsa on Atmel at91
murpme at gmail.com
Wed Apr 18 16:45:36 CEST 2007
> > It seems that that alsa lib is not returning the correct values. Is
> > this typical of the gcc bug?
> Iirc, some pcm refinements were being broken by this bug. So it could be
> causing the period size = 0.
I've now tried it with no -O option and it still returns period_size
of 0. The bug seemed to go away according to the bugzilla report when
optimization is disabled.
> > What gcc version are you using?
The bug is also marked as fixed in 4.1.2.
> > Can you also send me the parameters you use with ./configure to setup
> > the cross-compilation?
> > I use the following:
> > CFLAGS="-Wall -O1" \
> > CXXFLAGS="-Wall -O1" \
> > CC=arm-linux-gcc ./configure \
> > --host=arm-linux\
> > --prefix=$HOME/bsp/rootfs/buildroot/build_arm/root/usr\
> > --with-softfloat\
> > --with-debug=yes
> The OE recipe used to build alsa-lib for OE is here (although, it needs
> Btw, have you tried any other tests or aplay ?
I run speaker_test from alsa-utils and get exactly the same result.
> What about aplay -Dhw:0.0 file.wav (this should rule out missing conf
> files that buildroot has not installed)
I will try aplay.
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