SPD problem

Charlie Song charliesong at concordidea.com
Thu Mar 13 10:30:00 CET 2003

Thanks ron.

I has another problem with reading SPD. I'm using ASUS P4B533-V motherboard.
I couldn't get the VID and DID of 82801DB. And of course, I could not read
the SPDt.

How can I fix it?


----- Original Message -----
From: "Ronald G. Minnich" <rminnich at lanl.gov>
To: "Charlie Song" <charliesong at concordidea.com>
Cc: <linuxbios at clustermatic.org>
Sent: Wednesday, March 12, 2003 6:34 PM
Subject: Re: SPD problem

> On Wed, 12 Mar 2003, Charlie Song wrote:
> > I'm trying to use "scanspd" to read SPD. It works fine for some
> > motherboards. But it read back 0s for other motherboards.
> some motherboards have two I2C bussees, one for SPD and one for sensors.
> The BIOS uses the I2C bus for SPD, then sets a register so that the I2C
> can only be used for sensors.
> The ASUS CUA works this way. The result is that you have to find the
> hardware that sets the register and change it for SPD.
> ron

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