[LinuxBIOS] I give up -- time for a new plan.
eric at zyxod.com
Wed May 10 06:13:39 CEST 2006
Richard Smith wrote:
> On 5/9/06, Eric Poulsen <eric at zyxod.com> wrote:
>> I've been researching the IDE/DMA/Linux issue that appears to plague the
>> VT8235 southbridge. Seems there is _no_ reliable fix for this issue,
>> which has been known to exhibit itself even in Windows if you're using
>> the old/stock via drivers. Even if I do get the LB issues figured
>> out, the DMA issue (as far as I can tell) is _unfixable_. Reliability
>> is a huge thing for me (hence the use of Linux). The Epia board is
>> bound for Ebay.
> Wow thats a major bummer. Can you summarize up everthing you have
> found? If that is really true that its _unfixable_ then it probally
> needs to be up on the wiki. Save someone else the trouble.
Not "unfixable" per se, but no fix that I could find that actually works
100%. There a bunch of hoops you can jump through that mostly involve
recompiling the kernel and turning off several features (or turning off
DMA -- not an option). In the end, you'll only reduce the likelyhood of
> What epia boards does this affect?
Well, there's a known issue with the VT8235 Southbridge under heavy DMA
usage. typically: Heavy IDE usage + Network | PVR | Audio.
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