[alsa-devel] ALSA layer in Linux 2.6.18 and OSS

[James Courtier-Dutton]

2009/2/16 Viral Mehta <viral.mehta at einfochips.com>:
> Hi All,
>
>
> When I booted my kernel, I found that there was no "/dev/dsp" device and
> so my application was not able to run. The application opens "/dev/dsp"
> device first and then does other things.
>

/dev/dsp is the OSS API. So an install without OSS will not have /dev/dsp.
An application that supports alsa will link to libasound.
If you have an OSS application that you want to work with ALSA, you
need to add the ALSA OSS emulation layer.