On Tuesday 31 July 2001 11:17 am, Nima S. Panahi wrote:
> Well, I have actually bin hit quite a bit of times with the bug. I
> treid many things and could not get the corruption to stop. I
> finally gave up when it became clear it was a chipset thing. However,
> no problems with CDRW, only when I am doing large transfers between
> these two drives. So , it is not that rare for people like me that
> use it quite a bit. To avoide the corruption, I just use one IDE
> drive now and do small transfers to the second.
You might try raising the voltage to the cpu (Vcore) if your board
supports doing so. That was one suggestion VIA made public for
mnimizing the bug. Suggested was 1.82v for a Tbird (default is 1.75v).
Mine's oc'd so I normally run it at 1.8v Vcore and 3.42v IO
--
Tom Brinkman Galveston Bay
>
> On Tue, 31 Jul 2001, Tom Brinkman wrote:
> > On Monday 30 July 2001 07:41 pm, Ron Johnson wrote:
> > > Do I remember properly that because of the bug in this chip,
> > > that the LM80 2.4 kernel SRPMs have DMA disabled on IDE CDRs and
> > > CDRWs? And that that means that creating CDR* disks from IDE
> > > CDR* devices is impossible on motherboards that have the 686b?
> >
> > I believe this business of the VIA-IDE bug is greatly overblown.
> > It only rarely supposedly affects large transfers across IDE
> > channels (>100mb). I have a VIA chipset board (Soyo k7vta pro) and
> > have never experienced this bug. I just burned backup copies of
> > Mandrake Freq2 last night. I have 2 IBM HDDs on ide0, and a CDrom
> > and CD-RW on ide1. Both LM 8.0 (various 2.4.x kernels) and Freq2
> > (2.4.5-5) have set up all the drives using 32bit and DMA during
> > install. No problems, either burning CD's or while testing moving a
> > 700mb file across ide.
> >
> > In researching this bug before I bought the VIA board I came
> > across three elements that are said to provoke the bug. Older VIA
> > chipsets (there's been bascially 3 steppings since the chip was
> > introduced). SB sound cards, particularly SB Live! PCI, and then
> > mostly with Abit motherboards. Newer Western Digital HDD's. I have
> > none of the above, and since my research was done on the Net, take
> > it with a grain of salt. I have had some correspondence with a
> > friend who has all the above, 2 new WD HDDs, a pci SB Live!, on a
> > Abit KT7a, yet he's never experienced the bug or had problems
> > burning CD's either.
