Subject: Re: [linux-audio-dev] IDEvil?
From: est_AT_hyperreal.org
Date: pe elo 13 1999 - 09:31:28 EDT
Henk Slager discourseth:
> >>
> >> Yeah, the IDE drivers are reported to be tools of the devil in this
> >> respect.
> >
> >I used to think so, but lots of recent testing has convinced me that
> >this needn't be the case as long as DMA is supported for both your
> >drive and IDE chipset.
>
> I experienced the opposite. If I use PIO for HD transfers, then no gaps are
> in the sound stream. With DMA (DMA mode 2 or UDMA33 ?), all HD transfers
> hold the sound sample stream. This is with SuSE 6.1, EPoX MB + AMDK6-2,
> DiamondMAX HD, SB16 VE (Vibra16 chip) and OSS driver. Under W9x the same
> happens. I think the VIA MVP3 chipset in combination with the 8-bit DMA only
> transfers of the Vibra16 chip is the bottleneck.
Hmm, could you send more specs on your hd and/or the output of hdparm
-i on it? It would be nice if we could come up with easy distinctions
for buyers.
E
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