From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B5BEAC433E0 for ; Thu, 28 Jan 2021 01:49:40 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 3EF9164DCE for ; Thu, 28 Jan 2021 01:49:40 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3EF9164DCE Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=gibson.dropbear.id.au Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:51696 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1l4wRH-0003MS-9S for qemu-devel@archiver.kernel.org; Wed, 27 Jan 2021 20:49:39 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:55898) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1l4wO4-0007ti-Ok; Wed, 27 Jan 2021 20:46:20 -0500 Received: from ozlabs.org ([203.11.71.1]:55043) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1l4wO1-0005Av-UM; Wed, 27 Jan 2021 20:46:20 -0500 Received: by ozlabs.org (Postfix, from userid 1007) id 4DR3GS6N0Vz9sW8; Thu, 28 Jan 2021 12:46:07 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gibson.dropbear.id.au; s=201602; t=1611798368; bh=cuvEU7gm8hSNLc4vcOPFfpV40qqp/ZatDWRGe78M9yU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Pn5GYdIrbYb8NJkm9T91UqID3SrxA8RID2pfMDoTbY1KMDTlx2vY6Ak4d18tZ4lDm Q4UywHeiHQXBJrheSv60NZ2ea9RVW+DeOIzlm9wXzyKGi6tb6eO40VLlTWGbeBC4j5 4cUwPKZ9uzcCVmF65G5RN80XereNi8sSQv+HArwk= Date: Thu, 28 Jan 2021 11:46:55 +1100 From: David Gibson To: =?iso-8859-1?Q?C=E9dric?= Le Goater Subject: Re: [PATCH 3/7] ppc/pnv: Use skiboot addresses to load kernel and ramfs Message-ID: <20210128004655.GF18347@yekko.fritz.box> References: <20210126171059.307867-1-clg@kaod.org> <20210126171059.307867-4-clg@kaod.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="JcvBIhDvR6w3jUPA" Content-Disposition: inline In-Reply-To: <20210126171059.307867-4-clg@kaod.org> Received-SPF: pass client-ip=203.11.71.1; envelope-from=dgibson@ozlabs.org; helo=ozlabs.org X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HEADER_FROM_DIFFERENT_DOMAINS=0.25, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Murilo Opsfelder Araujo , qemu-ppc@nongnu.org, Greg Kurz , qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" --JcvBIhDvR6w3jUPA Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Jan 26, 2021 at 06:10:55PM +0100, C=E9dric Le Goater wrote: > The current settings are useful to load large kernels (with debug) but > it moves the initrd image in a memory region not protected by > skiboot. If skiboot is compiled with DEBUG=3D1, memory poisoning will > corrupt the initrd. >=20 > Cc: Murilo Opsfelder Araujo > Signed-off-by: C=E9dric Le Goater Applied to ppc-for-6.0, thanks. > --- >=20 > If we want to increase the kernel size limit as commit b45b56baeecd > ("ppc/pnv: increase kernel size limit to 256MiB") intented to do, I > think we should add a machine option. >=20 > hw/ppc/pnv.c | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) >=20 > diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c > index 14fc9758a973..e500c2e2437e 100644 > --- a/hw/ppc/pnv.c > +++ b/hw/ppc/pnv.c > @@ -65,9 +65,9 @@ > #define FW_MAX_SIZE (16 * MiB) > =20 > #define KERNEL_LOAD_ADDR 0x20000000 > -#define KERNEL_MAX_SIZE (256 * MiB) > -#define INITRD_LOAD_ADDR 0x60000000 > -#define INITRD_MAX_SIZE (256 * MiB) > +#define KERNEL_MAX_SIZE (128 * MiB) > +#define INITRD_LOAD_ADDR 0x28000000 > +#define INITRD_MAX_SIZE (128 * MiB) > =20 > static const char *pnv_chip_core_typename(const PnvChip *o) > { --=20 David Gibson | I'll have my music baroque, and my code david AT gibson.dropbear.id.au | minimalist, thank you. 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