From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Subject: Re: [PATCH v4] Make instruction dumping work in real mode. From: Michael Ellerman To: Scott Wood In-Reply-To: <20070927183855.GA18226@loki.buserror.net> References: <20070927183855.GA18226@loki.buserror.net> Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-fOJ0AKP9b68+6TDwZd/W" Date: Fri, 28 Sep 2007 08:57:26 +1000 Message-Id: <1190933846.6601.1.camel@concordia> Mime-Version: 1.0 Cc: linuxppc-dev@ozlabs.org, paulus@samba.org Reply-To: michael@ellerman.id.au List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , --=-fOJ0AKP9b68+6TDwZd/W Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Thu, 2007-09-27 at 13:38 -0500, Scott Wood wrote: > On non-book-E-or-4xx, exceptions execute in real mode. If a fault happen= s > that leads to a register dump, the kernel currently prints XXXXXXXX becau= se > it doesn't realize that PC is a physical address. >=20 > This patch checks the state of the IMMU, and if necessary converts PC int= o a > virtual address. IMMU ? cheers --=20 Michael Ellerman OzLabs, IBM Australia Development Lab wwweb: http://michael.ellerman.id.au phone: +61 2 6212 1183 (tie line 70 21183) We do not inherit the earth from our ancestors, we borrow it from our children. - S.M.A.R.T Person --=-fOJ0AKP9b68+6TDwZd/W Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (GNU/Linux) iD8DBQBG/DVWdSjSd0sB4dIRArCTAJ9DAYRpAH1KbgD28mvy0BURSORXlgCgqL/g gBjrGNdayQDgOJA5wbhW/Fs= =ZKR8 -----END PGP SIGNATURE----- --=-fOJ0AKP9b68+6TDwZd/W--