Re: Repeatable File Corruption (ECS K7S5A w/SIS735)

[Andre Hedrick]

Daniela,

I just love it when you bust my crops, dear ;-)
How about some init code to resolve the problem?

Cheers,

On Fri, 26 Oct 2001, Daniela Engert wrote:

> On Thu, 25 Oct 2001 22:21:47 -0400 (EDT), dan wrote:
> 
> >  It is repeatable and verified on other boards of the same model.  This
> >just started happening when I upgraded the system.  The following is a
> >link to the ECS K7S5A board in question, the SIS735 chipset, and a
> 
> >  hda: ST36421A, ATA DISK drive
> >  hdb: QUANTUM FIREBALLP LM10.2, ATA DISK drive
> >  hdc: IC35L060AVER07-0, ATA DISK drive
> 
> >The problem only went away when I replaced the motherboard.  I also
> >haven't had any file corruption issues running Windows2000 on the same
> >hardware with the same files.  I moved all of the hardware in the original
> >system to a new motherboard (ASUS A7A266)  and the problem went away.
> 
> >I have CC'd the IDE chipset maintainer because I can only assume it might
> >be related.
> 
> It very likely is. The current Linux SiS IDE driver doesn't initialize
> the the EIDE controller in the SiS735 (and most likely all other
> ATA/100 capable members, too) correctly.
> 
> The SiS735 IDE cycle timing registers have a layout that is different
> from the older predecessors!
> 
> >From my experiences, drivers taking this not into account *do* actually
> work most of the time even if the timing of the layer 0 communication
> protocol is wrong, but fail mysteriously sometimes. Andre needs to
> update the SiS5513 code.
> 
> Ciao,
>   Dani
> 
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> Daniela Engert, systems engineer at MEDAV GmbH
> Gräfenberger Str. 34, 91080 Uttenreuth, Germany
> Phone ++49-9131-583-348, Fax ++49-9131-583-11
> 
> 

Andre Hedrick
CTO ASL, Inc.
Linux ATA Development
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