Date: Mon, 19 Aug 2002 13:40:19 -0700 (PDT)
From: Andre Hedrick <andre@serialata.org>
To: "Timothy D. Witham" <wookie@osdl.org>
cc: "Adam J. Richter" <adam@yggdrasil.com>,
       Alan Cox <alan@lxorguk.ukuu.org.uk>, linux-kernel@vger.kernel.org,
       stp@osdl.org, Mark Hartney <Mark.Hartney@siimage.com>
Subject: Re: IDE?
In-Reply-To: <1029788594.1667.70.camel@wookie-t23.pdx.osdl.net>
Message-ID: <Pine.LNX.4.10.10208191333170.458-100000@master.linux-ide.org>
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Sender: linux-kernel-owner@vger.kernel.org
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Hi Tim "The Wookie"!

As you know I have release SATA 1.0 which was funded by Silicon Image.
I saw at LWE last week the Intel SATA raid card using SiI SATALink.
Maybe SiI might be able to help you out in that direction.
You at least know you will have quality driver support.

Cheers,

Andre Hedrick
Linux Serial ATA Solutions
LAD Storage Consulting Group


On 19 Aug 2002, Timothy D. Witham wrote:

> On Sun, 2002-08-18 at 16:38, Andre Hedrick wrote:
> > 
> > OSDL does not support IDE.
> > 
>   Well, some of the test systems only have IDE but no we
> aren't in the "try all of the IDE chip set" support business.
> 
> > See, I asked some time ago about testing raid arrays and a possible thread
> > driver.  All you will find there is onboard hosts, and I do not believe
> > they stock the all the junk systems out there.
> > 
> 
>   I'm always open to proposals but I've only really seen requests of
> "I would like to test vendor A's hardware".  In my mind that is
> a Vendor A problem not a generic OS or driver issue.  Now after
> saying that if there is a class of issues that require a configuration
> I'm happy to look at providing that.
> 
> > 150 systems is a not a large enough sample.
> > 
> 
>   Agreed even if they are all different chip sets and controllers.
> 
>   On a side note:
> 
> 	I am impressed with the serial ATA and the couple of products
> that I've seen so far.  I think that this could remove the last barrier
> for ATA drives in larger systems and wait to see what products people
> come up with in the near future. 
> 
> 
> 
> > 500 ++ w/ various add-in cards * (the number of drive models per vendor) *
> > the number vendors  eek stop ....
> > 
> > Add in ATAPI devices, CFA, etc ...
> > 
> > You see the combination are of a scale unchecked.
> > 
> > I started at one point trying to have a single drive vendor with at least
> > 1000 or more systems in one lab to test their product over the host
> > hardware base, to run kernel checks.  The task was beyond scale.
> > 
> > All it takes is a bus analyzer and a few systems known to be good to
> > perfect the driver.  Then you deal with all the exceptions of the crap
> > combinations.
> > 
> > That is how I do it, since I have a code base that has been run over a
> > bus analyzer I know it works.
> > 
> > Cheers,
> > 
> > 
> > On Sun, 18 Aug 2002, Adam J. Richter wrote:
> > 
> > > On 2002-08-17, Alan Cox wrote:
> > > >Volunteers willing to run Cerberus test sets on 2.4 boxes with IDE
> > > >controllers would also be much appreciated. That way we can get good
> > > >coverage tests and catch badness immediately
> > > 
> > > 	From visiting the osdl.org booth a LinuxWorld, I understand
> > > that they have a farm of 150 deliberately differently configured
> > > computers on which you are supposed to be able to run your own
> > > kernel tests on your own kernels.
> > > 
> > > 	They have a procedure for adding new tests described at
> > > http://www.osdl.org/stp/HOWTO.Port_Tests.html.
> > > 
> > > 	I think it would be informative to run 2.4 ported code and
> > > Martin's stack against IDE tests on this system.  With this, you could
> > > not only spot problems, but see problems happening in a certain pattern
> > > which could sometimes simplify finding a bug.
> > > 
> > > Adam J. Richter     __     ______________   575 Oroville Road
> > > adam@yggdrasil.com     \ /                  Milpitas, California 95035
> > > +1 408 309-6081         | g g d r a s i l   United States of America
> > >                          "Free Software For The Rest Of Us."
> > > -
> > > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> > > the body of a message to majordomo@vger.kernel.org
> > > More majordomo info at  http://vger.kernel.org/majordomo-info.html
> > > Please read the FAQ at  http://www.tux.org/lkml/
> > > 
> > 
> > Andre Hedrick
> > LAD Storage Consulting Group
> > 
> > -
> > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
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> > Please read the FAQ at  http://www.tux.org/lkml/
> -- 
> Timothy D. Witham - Lab Director - wookie@osdlab.org
> Open Source Development Lab Inc - A non-profit corporation
> 15275 SW Koll Parkway - Suite H - Beaverton OR, 97006
> (503)-626-2455 x11 (office)    (503)-702-2871     (cell)
> (503)-626-2436     (fax)
> 


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