[LAU] OpenMoko FreeRunner and Real Time Kernel
Thomas Vecchione
seablaede at gmail.com
Mon Jul 14 15:52:31 EDT 2008
On Mon, Jul 14, 2008 at 1:25 PM, Ken Restivo <ken at restivo.org> wrote:
> ... In fact PulseAudio is so slow on this phone that the audio hiccups when
> just playing an OGG file using ogg123, if the terminal application is open
> and updating with ogg123's stderr output. I'm told this is to do with the
> ARM's lack of support for atomic operations, which PulseAudio requires, and
> the use of interrupt masking and spinlocks as a hack around that....
>
Hmm does ogg123 use the tremor libraries to play oggs? I know on the
n700/n8*0 we actually have to use the tremor libs to avoid floating point
operations, which the standard ogg libraries do. If it doesn't I might say
that would be a fairly good chunk of your performance problems there.
Seablade
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