Hi Arun, On Thu, Aug 18, 2011 at 8:31 PM, Arun Raghavan < arun.raghavan at collabora.co.uk> wrote: > On Thu, 2011-08-18 at 18:54 +0530, kuldeep ghan wrote: > > Hi David, > > > > Thanks for the reply. I am not much sure about how compiler can handle > > this. The problem is only for memory mapped for audio driver. In > > general I am able to access 16Bit for virual memory. I have confirmed > > that physical memory mapped to Audio Driver is 32 bit aligned. > > Is this really a limitation of the hardware or something artifically > imposed by the driver? I know that PulseAudio should run on a PandaBoard > unmodified. > > yes in latest kernel release I see physical memory exposed by driver which is 32 bit aligned. Even I had unmodified PulseAudio working setup on older kernel. > > Any info on configuring S32_LE for pulseaudio wil be helpful. > > Currently I hear noisy audio for S32_LE configuration. > > Are you using default-sample-format setting in /etc/pulse/daemon.conf ? > Yes I was using default-sample-format setting in /etc/pulse/daemon.conf as S16_LE previously, causing me Bus error due to 16Bit write in pa_mix function. So I am trying to use S32_LE format or buffer 32bit write as mentioned before for S16_LE format. Kuldeep > > -- Arun > > > _______________________________________________ > pulseaudio-discuss mailing list > pulseaudio-discuss at lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/pulseaudio-discuss > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.freedesktop.org/archives/pulseaudio-discuss/attachments/20110818/ba95b7f4/attachment.html>
