From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: Linux fails to start secondary cores when system resumes from Suspend-to-RAM Date: Fri, 30 Dec 2016 21:10:59 +0100 Message-ID: <20161230201059.GB22935@amd> References: <8c3c6592-1e9a-10d3-2a89-c22a2a23cf4b@free.fr> <9134f2dd-73f6-73d5-30a0-3129d5440d0a@free.fr> <4dc90086-180d-df9a-297f-6f4680de7bdd@free.fr> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="NDin8bjvE/0mNLFQ" Return-path: Received: from atrey.karlin.mff.cuni.cz ([195.113.26.193]:47907 "EHLO atrey.karlin.mff.cuni.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752030AbcL3ULC (ORCPT ); Fri, 30 Dec 2016 15:11:02 -0500 Content-Disposition: inline In-Reply-To: <4dc90086-180d-df9a-297f-6f4680de7bdd@free.fr> Sender: linux-pm-owner@vger.kernel.org List-Id: linux-pm@vger.kernel.org To: Mason Cc: Linux ARM , linux-pm , Yu Chen , "Rafael J. Wysocki" , Len Brown , Mark Rutland , Robin Murphy , Will Deacon , Sebastian Frias , Thibaud Cornic , Thomas Gambier , Arnd Bergmann , Russell King , Thomas Petazzoni , Kevin Hilman , Mark Brown --NDin8bjvE/0mNLFQ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi! On Thu 2016-12-29 15:27:12, Mason wrote: > On Thu, Dec 15, 2016 at 11:18 PM, Mason wrote: >=20 > > However, while Linux successfully starts the secondary cores when > > the system first boots, it fails when the system resumes from "S3". >=20 > Oh boy... >=20 > Turns out the firmware was, in fact, (upon resume) stomping over parts > of the Linux memory image in RAM, triggering all kinds of "interesting" > nasal demons when Linux ran (or, more accurately, limped). Well... firmware is always fun :-). Good that it got solved... Pavel (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo= g.html --NDin8bjvE/0mNLFQ Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iEYEARECAAYFAlhmv1IACgkQMOfwapXb+vLnggCbBrjAdvKNoCB1EeR/i/bYN/uw 4sQAnjsJmZhT2h5tDcEB8EQcnVTPl160 =7zuA -----END PGP SIGNATURE----- --NDin8bjvE/0mNLFQ--