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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 74746C433F5 for ; Tue, 5 Oct 2021 01:08:52 +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 0FE9661108 for ; Tue, 5 Oct 2021 01:08:52 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 0FE9661108 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=nongnu.org Received: from localhost ([::1]:56674 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mXYwt-0000tb-8d for qemu-devel@archiver.kernel.org; Mon, 04 Oct 2021 21:08:51 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:33934) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mXYtc-0007HZ-B6; Mon, 04 Oct 2021 21:05:28 -0400 Received: from gandalf.ozlabs.org ([2404:9400:2:0:216:3eff:fee2:21ea]:49787) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mXYtX-0003XS-4p; Mon, 04 Oct 2021 21:05:27 -0400 Received: by gandalf.ozlabs.org (Postfix, from userid 1007) id 4HNfWx1rbNz4xbc; Tue, 5 Oct 2021 12:05:17 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gibson.dropbear.id.au; s=201602; t=1633395917; bh=tIni+qAj7UQ4VAJySozKEk6WZGOgVHuNapUK0k6wn3g=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=octtrqa7eXHLBJ/qSs0Qa8/gyRhDhcxwEz0qgx4Y3IraCmLebA1tsQkPB9hJppcM6 dUZ5oMQltmYg6StAW89U5mxLEhsozJ+3IfkiY3RulU1rRdWFWCiblW1/UMT5MtB9br 8i9teC0G1RNjk+FvQOuHQ5O32o37Way1vC+5fgDg= Date: Tue, 5 Oct 2021 11:48:46 +1100 From: David Gibson To: Thomas Huth Subject: Re: Deprecate the ppc405 boards in QEMU? (was: [PATCH v3 4/7] MAINTAINERS: Orphan obscure ppc platforms) Message-ID: References: <20210927044808.73391-1-david@gibson.dropbear.id.au> <20210927044808.73391-5-david@gibson.dropbear.id.au> <18fa56ee-956e-ee2f-9270-82aa96dfde09@redhat.com> <40cdb137-60c9-43fd-7b48-4858cbd9307c@redhat.com> <6c2ff4e6-4bf4-d310-5e26-c8d2741177bc@redhat.com> <42e5a8c2-b8fa-b9e2-71f1-c8e5cd7f5cef@csgroup.eu> <1397f18f-f187-6f48-ed6c-13c0b77abed9@redhat.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="XzI0UvU6oY9y8pZL" Content-Disposition: inline In-Reply-To: <1397f18f-f187-6f48-ed6c-13c0b77abed9@redhat.com> Received-SPF: pass client-ip=2404:9400:2:0:216:3eff:fee2:21ea; envelope-from=dgibson@gandalf.ozlabs.org; helo=gandalf.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=0.249, 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: Christophe Leroy , Peter Maydell , dbarboza@redhat.com, Alexey Kardashevskiy , Mark Cave-Ayland , QEMU Developers , Christophe Leroy , Greg Kurz , Alexander Graf , qemu-ppc , Wainer dos Santos Moschetta , Cleber Rosa , =?iso-8859-1?Q?Herv=E9?= Poussineau , Philippe =?iso-8859-1?Q?Mathieu-Daud=E9?= , "Edgar E. Iglesias" , =?iso-8859-1?Q?C=E9dric?= Le Goater Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" --XzI0UvU6oY9y8pZL Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Oct 01, 2021 at 04:18:49PM +0200, Thomas Huth wrote: > On 01/10/2021 15.04, Christophe Leroy wrote: > >=20 > >=20 > > Le 01/10/2021 =E0 14:04, Thomas Huth a =E9crit=A0: > > > On 01/10/2021 13.12, Peter Maydell wrote: > > > > On Fri, 1 Oct 2021 at 10:43, Thomas Huth wrote: > > > > > Nevertheless, as long as nobody has a hint where to find that > > > > > ppc405_rom.bin, I think both boards are pretty useless in QEMU (a= s far as I > > > > > can see, they do not work without the bios at all, so it's > > > > > also not possible > > > > > to use a Linux image with the "-kernel" CLI option directly). > > > >=20 > > > > It is at least in theory possible to run bare-metal code on > > > > either board, by passing either a pflash or a bios argument. > > >=20 > > > True. I did some more research, and seems like there was once > > > support for those boards in u-boot, but it got removed there a > > > couple of years ago already: > > >=20 > > > https://gitlab.com/qemu-project/u-boot/-/commit/98f705c9cefdf > > >=20 > > > https://gitlab.com/qemu-project/u-boot/-/commit/b147ff2f37d5b > > >=20 > > > https://gitlab.com/qemu-project/u-boot/-/commit/7514037bcdc37 > > >=20 > > > > But I agree that there seem to be no signs of anybody actually > > > > successfully using these boards for anything, so we should > > > > deprecate-and-delete them. > > >=20 > > > Yes, let's mark them as deprecated now ... if someone still uses > > > them and speaks up, we can still revert the deprecation again. > >=20 > > I really would like to be able to use them to validate Linux Kernel > > changes, hence looking for that missing BIOS. > >=20 > > If we remove ppc405 from QEMU, we won't be able to do any regression > > tests of Linux Kernel on those processors. >=20 > If you/someone managed to compile an old version of u-boot for one of the= se > two boards, so that we would finally have something for regression testin= g, > we can of course also keep the boards in QEMU... I can see that it would be usefor for some cases, but unless someone volunteers to track down the necessary firmware and look after it, I think we do need to deprecate it - I certainly don't have the capacity to look into this. --=20 David Gibson | I'll have my music baroque, and my code david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_ | _way_ _around_! http://www.ozlabs.org/~dgibson --XzI0UvU6oY9y8pZL Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEdfRlhq5hpmzETofcbDjKyiDZs5IFAmFboO4ACgkQbDjKyiDZ s5IQjBAAxj3a/bpzmKpcz6KC13su/tQWZx9CnZPgThvtCjzlxI5L4IYHIl+CqCcX M6mX13Q5vefHgmxL8ozfLV/a8Xb1GoLIiA0+g7MYL9BhvhIFSgAb/D7V5dwIK3Bi mIqEZUCAnXmNfODt5VjujmXhoX6Pj4AMEvZSP93tBQPZhiHUvTGTkBC2hGMQ4PRD k1GA/IN5xR+/p6h8CH8ujOkzH1caURjkhQU8UJQFAu2OjjgE3DZEhHwg3Vd3Nb5C F6166maBYYOwt2910ZhmVsmhn8VBBYYgQk+cBCxYttk1rcTDadzZJZ4BOEsXprmt kWoDv5/XS3j8eeHfDYEtmyKFC9MIu3fOsaAskyRvtMN9AKuxoFKzFXad+mmTZ6VQ Puzr8AdckSZYHlxKIHI0nKeegxhJoTiMWzPzk5TPMWvpZtn5w5wr+K6B0HMcAEm0 2nWzPGoKdIha+PeqnhYAebNUQKRDDQnIb5Cp8lOc8M4t33cTmtp9Y994Lmjw37Y3 dSVQKCxieFb5hFd5z2FoBnjE7uk4plfC4wEN+th17vjNPug3C5HjWc/MPBSGLBye /BT9nG5xt2zfFKn0hY0Iz9bU2ooS0TxVlf2pfgah5sDUm0rBr3+t7xmVNT80xQye zNxlZUOIT4nfwV+n5yor7jTIZWqJxksRvqDgE3S+6QXhjrMFpZw= =F0Mt -----END PGP SIGNATURE----- --XzI0UvU6oY9y8pZL--