From patchwork Tue Jul 2 00:12:52 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= X-Patchwork-Id: 11027067 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 26C0F1580 for ; Tue, 2 Jul 2019 02:47:06 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0C53828793 for ; Tue, 2 Jul 2019 02:47:06 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id F14D62884B; Tue, 2 Jul 2019 02:47:05 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 9A7E428793 for ; Tue, 2 Jul 2019 02:47:05 +0000 (UTC) Received: from localhost ([::1]:47524 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hi8oy-0002ux-U5 for patchwork-qemu-devel@patchwork.kernel.org; Mon, 01 Jul 2019 22:47:04 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:52696) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hi6RW-0000ly-A5 for qemu-devel@nongnu.org; Mon, 01 Jul 2019 20:14:43 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hi6RR-0006jq-Hm for qemu-devel@nongnu.org; Mon, 01 Jul 2019 20:14:38 -0400 Received: from mx1.redhat.com ([209.132.183.28]:35674) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hi6R2-0006E6-SX; Mon, 01 Jul 2019 20:14:13 -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 D9F6FC07014A; Tue, 2 Jul 2019 00:13:26 +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 AE45F10018F9; Tue, 2 Jul 2019 00:13:04 +0000 (UTC) From: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Date: Tue, 2 Jul 2019 02:12:52 +0200 Message-Id: <20190702001301.4768-1-philmd@redhat.com> MIME-Version: 1.0 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 [10.5.110.31]); Tue, 02 Jul 2019 00:13:27 +0000 (UTC) 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] [PATCH v2 0/9] hw/block/pflash_cfi01: Add DeviceReset() handler 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: Peter Maydell , "Michael S. Tsirkin" , Max Filippov , Gerd Hoffmann , "Edgar E. Iglesias" , qemu-block@nongnu.org, Aleksandar Rikalo , =?utf-8?q?Alex_Benn=C3=A9e?= , Markus Armbruster , Laszlo Ersek , David Gibson , =?utf-8?q?Philippe_Mathieu-Daud?= =?utf-8?q?=C3=A9?= , Eduardo Habkost , qemu-arm@nongnu.org, Alistair Francis , John Snow , Richard Henderson , Kevin Wolf , Max Reitz , Michael Walle , qemu-ppc@nongnu.org, Wei Yang , Aleksandar Markovic , Paolo Bonzini , Aurelien Jarno Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP The pflash device lacks a reset() function. When a machine is resetted, the flash might be in an inconsistent state, leading to unexpected behavior: https://bugzilla.redhat.com/show_bug.cgi?id=1678713 Resolve this issue by adding a DeviceReset() handler. Fix also two minor issues, and clean a bit the codebase. Since v1: https://lists.gnu.org/archive/html/qemu-devel/2019-05/msg00962.html - addressed Laszlo review comments Maintainers spam list from: ./scripts/get_maintainer.pl -f $(git grep -El '(pflash_cfi01_register|TYPE_PFLASH_CFI01)') Regards, Phil. Philippe Mathieu-Daudé (9): hw/block/pflash_cfi01: Removed an unused timer hw/block/pflash_cfi01: Use the correct READ_ARRAY value hw/block/pflash_cfi01: Extract pflash_mode_read_array() hw/block/pflash_cfi01: Start state machine as READY to accept commands hw/block/pflash_cfi01: Add the DeviceReset() handler hw/block/pflash_cfi01: Simplify CFI_QUERY processing hw/block/pflash_cfi01: Improve command comments hw/block/pflash_cfi01: Replace DPRINTF by qemu_log_mask(GUEST_ERROR) hw/block/pflash_cfi01: Hold the PRI table offset in a variable hw/block/pflash_cfi01.c | 140 +++++++++++++++++++++------------------- hw/block/trace-events | 1 + 2 files changed, 74 insertions(+), 67 deletions(-)