From: "Måns Rullgård" <mru@inprovide.com>
To: linux-kernel@vger.kernel.org
Subject: Re: How to examine physical address content in Linux
Date: Sat, 22 Jan 2005 10:53:21 +0100 [thread overview]
Message-ID: <yw1xpszxpz72.fsf@ford.inprovide.com> (raw)
In-Reply-To: 007b01c50064$f9c64f60$f447728c@linux8l5god6us
"Kai-Yuan Ho" <mr934318@cs.nthu.edu.tw> writes:
> Dear all:
> As I know , the address we can see are virtual address.
> How can I examine physical address content in Linux?
If you want to look at a specific physical address, you can read (or
mmap) /dev/mem, if you are root. Be careful though, even reading
certain addresses will crash your computer.
If you want the virtual to physical mapping for your process, there is
no simple way.
--
Måns Rullgård
mru@inprovide.com
prev parent reply other threads:[~2005-01-22 9:53 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-22 9:30 How to examine physical address content in Linux Kai-Yuan Ho
2005-01-22 9:53 ` Måns Rullgård [this message]
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