On Mon, 2006-02-20 at 23:09 -0500, Joe Sapp wrote:
> Hi all,
> I've built a system using a uclibc stage1 tarball with the intention
> of only running dropbear, boa, and some audio player on an old 486.
> So far, it boots and I've got mplayer running using alsa as the audio
> driver, but the audio is choppy at best (I've tried other audio
> players with the same result). It isn't caught up on buffering or
> anything like that, just seems that the processor is "too slow" (but
> I've played audio on it before when it ran Windows 95). First, I
> tried lowering the output sample rate, but that didn't fix anything.
> I then switched to the OSS driver, which yielded some progress, but it
> still remains choppy.
got the CHOST= set at i486?
I'm not totally shocked if you don't have decent audio.
The i486 lacked mmx instructions iirc and a lot of the x86 audio
code I've come by at gentoo depends on mmx or you end up with
very generic routines. Try doing a little -Os -> -O[1-3] optimizations.
> After doing some searches, it seems that I might have to fiddle with
> the DMA settings of my audio card (an ALS100 ISA card). Can anybody
> give me a suggestion on what I can try other than this or how to do
> something like this in the first place?
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