From: Olof Johansson <olof@lixom.net>
To: Scott Wood <scottwood@freescale.com>
Cc: linuxppc-dev@ozlabs.org, paulus@samba.org
Subject: Re: [PATCH v4] Make instruction dumping work in real mode.
Date: Thu, 27 Sep 2007 13:51:21 -0500 [thread overview]
Message-ID: <20070927185121.GA7258@lixom.net> (raw)
In-Reply-To: <20070927183855.GA18226@loki.buserror.net>
On Thu, Sep 27, 2007 at 01:38:55PM -0500, Scott Wood wrote:
> On non-book-E-or-4xx, exceptions execute in real mode. If a fault happens
> that leads to a register dump, the kernel currently prints XXXXXXXX because
> it doesn't realize that PC is a physical address.
>
> This patch checks the state of the IMMU, and if necessary converts PC into a
> virtual address.
>
> Signed-off-by: Scott Wood <scottwood@freescale.com>
Acked-by: Olof Johansson <olof@lixom.net>
-Olof
next prev parent reply other threads:[~2007-09-27 18:48 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-27 18:38 [PATCH v4] Make instruction dumping work in real mode Scott Wood
2007-09-27 18:44 ` Kumar Gala
2007-09-27 18:51 ` Olof Johansson [this message]
2007-09-27 22:57 ` Michael Ellerman
2007-09-27 23:01 ` Scott Wood
2007-09-28 9:37 ` Segher Boessenkool
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