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