From nobody Sun May 12 17:13:47 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1710777550637468.06974315032085; Mon, 18 Mar 2024 08:59:10 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rmFO9-00068D-V4; Mon, 18 Mar 2024 11:59:02 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rmFO7-00067i-Cj; Mon, 18 Mar 2024 11:58:59 -0400 Received: from gandalf.ozlabs.org ([150.107.74.76]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rmFO4-0001P1-T2; Mon, 18 Mar 2024 11:58:59 -0400 Received: from gandalf.ozlabs.org (gandalf.ozlabs.org [150.107.74.76]) by gandalf.ozlabs.org (Postfix) with ESMTP id 4Tyzzv0KZ3z4wcN; Tue, 19 Mar 2024 02:58:51 +1100 (AEDT) Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 4Tyzzr1VTFz4wbr; Tue, 19 Mar 2024 02:58:47 +1100 (AEDT) From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: qemu-devel@nongnu.org Cc: qemu-ppc@nongnu.org, Nicholas Piggin , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , Glenn Miles , Thomas Huth Subject: [PATCH v2] ppc/pnv: I2C controller is not user creatable Date: Mon, 18 Mar 2024 16:58:44 +0100 Message-ID: <20240318155844.224193-1-clg@redhat.com> X-Mailer: git-send-email 2.44.0 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=150.107.74.76; envelope-from=SRS0=7gLY=KY=redhat.com=clg@ozlabs.org; helo=gandalf.ozlabs.org X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.25, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1710777552168100001 The I2C controller is a subunit of the processor. Make it so and avoid QEMU crashes. $ build/qemu-system-ppc64 -S -machine powernv9 -device pnv-i2c qemu-system-ppc64: ../hw/ppc/pnv_i2c.c:521: pnv_i2c_realize: Assertion `i= 2c->chip' failed. Aborted (core dumped) Fixes: 263b81ee15af ("ppc/pnv: Add an I2C controller model") Cc: Glenn Miles Reported-by: Thomas Huth Reviewed-by: Thomas Huth Signed-off-by: C=C3=A9dric Le Goater Reviewed-by: Glenn Miles Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- hw/ppc/pnv_i2c.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/hw/ppc/pnv_i2c.c b/hw/ppc/pnv_i2c.c index 4581cc5e5d4645ab3e358d983a633e33a214c425..eec5047ce83f842108b53a6e2bd= 9869a81f14ac1 100644 --- a/hw/ppc/pnv_i2c.c +++ b/hw/ppc/pnv_i2c.c @@ -557,6 +557,9 @@ static void pnv_i2c_class_init(ObjectClass *klass, void= *data) =20 xscomc->dt_xscom =3D pnv_i2c_dt_xscom; =20 + /* Reason: This device is part of the CPU and cannot be used separatel= y */ + dc->user_creatable =3D false; + dc->desc =3D "PowerNV I2C"; dc->realize =3D pnv_i2c_realize; device_class_set_props(dc, pnv_i2c_properties); --=20 2.44.0