RE: Possible workaround for buggy E801 call in 2.2.x

nathan.zook@amd.com
Mon, 20 Dec 1999 20:48:27 -0600


It depends a little on what you mean by "broken". At least one bios
provider has decided to comment e801 out of thier code. That's how I got
involved.

Nathan

> -----Original Message-----
> From: Prashant TR [SMTP:prashant_tr@yahoo.com]
> Sent: Monday, December 20, 1999 8:43 PM
> To: david parsons
> Cc: Linux Kernel Mailing list
> Subject: Re: Possible workaround for buggy E801 call in 2.2.x
>
> david parsons wrote:
>
> > If you're assuming that E801 is only broken when AX
> > 15mb, you'll get bitten when your 12mb machine cheerfully
> > E801's back 14.5mb in AX
>
> But I did mention that we would be using the standard call in that
> case. Currently there is nothing that can detect the memory size
> perfectly. E801 _does_ fail on many systems. The question now
> is whether there have been failures with E820. So, maybe E801
> should be off by default. Most of the new software use E820, too.
>
> > Are there any cases where a system does not have E820 but has a
> > broken E801? And in that case, is there any safe way to deal
> > with it?
>
> I don't know of a system with E820 and a broken E801 at present.
>
> Prashant
> ------------------------------------------
> One pound of learning requires ten pounds of
> common sense to apply it.
>
>
>
>
>
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