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To: Yaroslav Klyukin <skintwin@mail.ru>
Cc: linux-kernel@vger.kernel.org
Subject: Re: aacraid, opteron, over 1G memory....
References: <40217690.5070107@mail.ru.suse.lists.linux.kernel>
From: Andi Kleen <ak@suse.de>
Date: 05 Feb 2004 03:59:38 +0100
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Yaroslav Klyukin <skintwin@mail.ru> writes:

> aacraid does not seem to initialize if there is above 1-2 gigs of memory.
> If I boot with mem=1000M , it works.
> I tried to change the comminit.c file in the aacraid directory and
> played with the memory values, but it looks like it does not make a
> difference.
> I am using 2.6.2 kernel.

I assume you're using a 64bit compiled kernel.

Are you sure you have CONFIG_GART_IOMMU enabled ?  Without this it won't
work because aacraid doesn't support 64bit IO.

-Andi