Re: [PATCH 00/10] Enhance /dev/mem to allow read/write ofarbitrary physical addresses

From: Matthew Garrett
Date: Tue Jul 05 2011 - 13:50:23 EST


On Sun, Jul 03, 2011 at 09:46:18PM +0200, Ingo Molnar wrote:

> But those tables wont be in regular RAM (they will be in ROM or in
> RAM marked non-RAM in a special way in the e820 tables).
>
> dmidecode certainly works on Fedora.

I've repeatedly wanted to dump EFI data that's flagged as E820_RESERVED
above the top of RAM and had to hack the kernel every time. I'm entirely
in favour of not having to hack the kernel every time.

--
Matthew Garrett | mjg59@xxxxxxxxxxxxx
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