From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Miquel van Smoorenburg <miquels@cistron.nl>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Markus.Lidel@shadowconnect.com
Subject: Re: Adaptec 2010S i2o + x86_64 doesn't work
Date: Fri, 15 Apr 2005 18:48:09 +0100 [thread overview]
Message-ID: <1113587286.11114.30.camel@localhost.localdomain> (raw)
In-Reply-To: <1113581722.14421.15.camel@zahadum.xs4all.nl>
On Gwe, 2005-04-15 at 17:15, Miquel van Smoorenburg wrote:
> However, I removed 2 GB from the box as Alan sugggested and now the box
> comes up just fine with a 64-bit 2.6.11.6 kernel! I've put the 4GB back,
> and booted with the kernel "mem=2048" command line option - that also
> works, the i2o_block driver sees the adaptec controller just fine.
>
> And I just booted it with "mem=3840M" and that works too.
>
> So the problem appears to be 4 GB memory in 64 bit mode, on this box.
Or the driver is incorrectly handling 64/32bit DMA limit masks which
would be my first guess here, and would explain why it works on AMD
Athlon64 boxes.
Alan
next prev parent reply other threads:[~2005-04-15 17:50 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-13 16:03 Adaptec 2010S i2o + x86_64 doesn't work Miquel van Smoorenburg
2005-04-13 17:54 ` Markus Lidel
2005-04-15 14:52 ` Alan Cox
2005-04-15 16:15 ` Miquel van Smoorenburg
2005-04-15 17:48 ` Alan Cox [this message]
2005-04-15 18:10 ` Markus Lidel
2005-04-15 18:16 ` Arjan van de Ven
2005-04-15 18:34 ` Markus Lidel
2005-04-15 20:43 ` Alan Cox
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