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=-7.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 88D24C5B578 for ; Tue, 2 Jul 2019 03:17:57 +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 60087206A2 for ; Tue, 2 Jul 2019 03:17:57 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 60087206A2 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:47892 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hi9Iq-0007dn-Jq for qemu-devel@archiver.kernel.org; Mon, 01 Jul 2019 23:17:56 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:34670) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hi79k-0002ye-Vm for qemu-devel@nongnu.org; Mon, 01 Jul 2019 21:00:28 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hi79a-0001W0-MQ for qemu-devel@nongnu.org; Mon, 01 Jul 2019 21:00:16 -0400 Received: from mx1.redhat.com ([209.132.183.28]:46130) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hi798-0001Ds-59; Mon, 01 Jul 2019 20:59:48 -0400 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id D6109308795E; Tue, 2 Jul 2019 00:59:44 +0000 (UTC) Received: from x1w.redhat.com (ovpn-204-21.brq.redhat.com [10.40.204.21]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 3F54B1001B2D; Tue, 2 Jul 2019 00:59:40 +0000 (UTC) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Date: Mon, 1 Jul 2019 21:58:50 -0300 Message-Id: <20190702005912.15905-6-philmd@redhat.com> In-Reply-To: <20190702005912.15905-1-philmd@redhat.com> References: <20190702005912.15905-1-philmd@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.45]); Tue, 02 Jul 2019 00:59:44 +0000 (UTC) Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 05/27] hw/block/pflash_cfi02: Add an enum to define the write cycles 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: Kevin Wolf , Laurent Vivier , Thomas Huth , Stephen Checkoway , qemu-block@nongnu.org, Max Reitz , Alistair Francis , Paolo Bonzini , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" No change in functionality is intended with this commit. Signed-off-by: Stephen Checkoway Message-Id: <20190426162624.55977-3-stephen.checkoway@oberlin.edu> Reviewed-by: Philippe Mathieu-Daud=C3=A9 Tested-by: Philippe Mathieu-Daud=C3=A9 [PMD: Extracted from bigger patch] Reviewed-by: Alistair Francis Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- hw/block/pflash_cfi02.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/hw/block/pflash_cfi02.c b/hw/block/pflash_cfi02.c index 43796e551a..303d225f23 100644 --- a/hw/block/pflash_cfi02.c +++ b/hw/block/pflash_cfi02.c @@ -57,6 +57,11 @@ do { = \ =20 #define PFLASH_LAZY_ROMD_THRESHOLD 42 =20 +/* Special write cycles for CFI queries. */ +enum { + WCYCLE_CFI =3D 7, +}; + struct PFlashCFI02 { /*< private >*/ SysBusDevice parent_obj; @@ -286,7 +291,7 @@ static void pflash_write(PFlashCFI02 *pfl, hwaddr off= set, if (boff =3D=3D 0x55 && cmd =3D=3D 0x98) { enter_CFI_mode: /* Enter CFI query mode */ - pfl->wcycle =3D 7; + pfl->wcycle =3D WCYCLE_CFI; pfl->cmd =3D 0x98; return; } @@ -458,7 +463,8 @@ static void pflash_write(PFlashCFI02 *pfl, hwaddr off= set, goto reset_flash; } break; - case 7: /* Special value for CFI queries */ + /* Special values for CFI queries */ + case WCYCLE_CFI: DPRINTF("%s: invalid write in CFI query mode\n", __func__); goto reset_flash; default: --=20 2.20.1