Re: SIS645DX/SIS5513

From: Vojtech Pavlik (vojtech@suse.cz)
Date: Wed Jul 10 2002 - 05:38:13 EST


On Wed, Jul 10, 2002 at 12:03:23PM +0200, Lionel Bouton wrote:
> On mar, jui 09, 2002 at 08:37:46 -0400, Bill Darrow wrote:
> > I recently aquired a motherboard with a SIS645DX northbridge and a SIS961B southbridge which has an IDE controller in the SIS5513 family...
> >
> > IDE interface: Silicon Integrated Systems [SiS] 5513 [IDE] (rev 208).
> >
> > There appears to be support for the SiS ide controllers in sis5513.c however there only appears to be support for the 645 and not the 645dx. I can still use my IDE controller but device read timings on ATA133 harddrives show that they can only put out about 3M/sec which isn't acceptable. Does anyone know of any support for the 645dx/5513 combo (961B)? Or does anyone know a way I can make a quick hack on sis5513.c so that I can support my controller, even if its not to its fullest potential?
> >
>
> You'll have to wait for me to find some time between work, relocation in
> progress and friends
> *OR*
> make sure SiS management understand that not publishing specs in a wide
> manner only hurt their sales. Save for one-liner patches, I've been the
> only one able to contribute code to sis5513.c thanks to reverse-engineering
> and specs/knowhow coming from anonymous sources for the last months.
>
> To summarize current SiS position : if you want specs, you have to sign a
> NDA.
>
> I wanted to avoid the NDA and tried to explain that it won't be best for
> Linux and SiS to have specs sent to few individuals and that the better
> way was to make them available to the whole community.
> This apparently was not an option and I finally agreed to sign the NDA...
> to be told that the NDA was to be signed by a company -> no NDA, no official
> spec for me.
>
> As I am the last contributor to sis5513.c I am currently the only recipient
> of "don't tell anyone I told you this" informations related to sis5513
> derivatives.
> This is a very unfortunate situation as I can't publish these informations
> even if I don't have time to use them myself.
>
> If someone has time to help me, I'll ask my anonymous sources if I can
> privately forward you what I have. I would be glad to enter a more
> cooperative development process but people willing to help must be aware of
> the issues.

I do.

-- 
Vojtech Pavlik
SuSE Labs
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This archive was generated by hypermail 2b29 : Mon Jul 15 2002 - 22:00:17 EST