Subject: Re: uaudio or clcs mmap support?
To: None <>
From: Alan Post <>
List: tech-kern
Date: 06/14/2004 18:01:24
In article <>, TAMURA Kent wrote:
>> Is there a reason that mmap is not supported by uaudio(4)?
> One of the reasons is in-kernel sampling rate conversion.  The
> kernel do nothing against mmapped data, and an application can't
> know what sample rates are supported by the hardware if the
> conversion is enabled.

How is that a different situation than, say, eap(4)?

My goal here is to get low-latency sound on a laptop with a builtin
clcs.  I have found that neither clcs nor uaudio support mmap, which
is the only way I know of to get low-latency sound on NetBSD.