From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([209.51.188.92]:57511) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hHsdm-0004qD-2g for qemu-devel@nongnu.org; Sat, 20 Apr 2019 12:14:58 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hHsdl-0001sT-9U for qemu-devel@nongnu.org; Sat, 20 Apr 2019 12:14:58 -0400 Received: from m12-13.163.com ([220.181.12.13]:43525) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hHsdj-0001pk-Qo for qemu-devel@nongnu.org; Sat, 20 Apr 2019 12:14:56 -0400 From: Li Qiang Date: Sat, 20 Apr 2019 09:14:45 -0700 Message-Id: <20190420161446.2274-3-liq3ea@163.com> In-Reply-To: <20190420161446.2274-1-liq3ea@163.com> References: <20190420161446.2274-1-liq3ea@163.com> Subject: [Qemu-devel] [PATCH v2 2/3] edu: mmio: allow mmio read dispatch accept 8 bytes List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: jslaby@suse.cz, pbonzini@redhat.com Cc: qemu-devel@nongnu.org, liq3ea@gmail.com, Li Qiang The edu spec said when address >= 0x80, the MMIO area can be accessed by 8 bytes. Signed-off-by: Li Qiang --- hw/misc/edu.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/hw/misc/edu.c b/hw/misc/edu.c index 65fc32b928..4018dddcb8 100644 --- a/hw/misc/edu.c +++ b/hw/misc/edu.c @@ -189,6 +189,10 @@ static uint64_t edu_mmio_read(void *opaque, hwaddr addr, unsigned size) return val; } + if (addr >= 0x80 && size != 4 && size != 8) { + return val; + } + switch (addr) { case 0x00: val = 0x010000edu; -- 2.17.1 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=-8.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT 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 66FC0C282E2 for ; Sat, 20 Apr 2019 16:16:47 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2EE3820854 for ; Sat, 20 Apr 2019 16:16:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=163.com header.i=@163.com header.b="H6VeRnKJ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2EE3820854 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=163.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([127.0.0.1]:43108 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hHsfW-0005tH-A2 for qemu-devel@archiver.kernel.org; Sat, 20 Apr 2019 12:16:46 -0400 Received: from eggs.gnu.org ([209.51.188.92]:57511) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hHsdm-0004qD-2g for qemu-devel@nongnu.org; Sat, 20 Apr 2019 12:14:58 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hHsdl-0001sT-9U for qemu-devel@nongnu.org; Sat, 20 Apr 2019 12:14:58 -0400 Received: from m12-13.163.com ([220.181.12.13]:43525) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hHsdj-0001pk-Qo for qemu-devel@nongnu.org; Sat, 20 Apr 2019 12:14:56 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:Subject:Date:Message-Id; bh=nto7dRdt8+6HlFMrTC L4RjigEIgC4k8QVhUb2RlYSSc=; b=H6VeRnKJG0WJgylteVj/2p0YduTNT3XSSK 3Z6Zu9QkpVQyJXgOZXToFbBGKhICWY2GuiI4WvnaLOFaSJgZaGG5SEoQFsKICJ0D qEnWEhIpdjMP9iVpiUoxv7XgiDj9O8fuNBxoiiy80UMUXGMNNf7KJ7uWJ4lBvfUS 6AL9880ao= Received: from localhost.localdomain (unknown [183.159.69.175]) by smtp9 (Coremail) with SMTP id DcCowAAXzKN4RbtcjaXHAg--.9660S4; Sun, 21 Apr 2019 00:14:52 +0800 (CST) From: Li Qiang To: jslaby@suse.cz, pbonzini@redhat.com Date: Sat, 20 Apr 2019 09:14:45 -0700 Message-Id: <20190420161446.2274-3-liq3ea@163.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190420161446.2274-1-liq3ea@163.com> References: <20190420161446.2274-1-liq3ea@163.com> X-CM-TRANSID: DcCowAAXzKN4RbtcjaXHAg--.9660S4 X-Coremail-Antispam: 1Uf129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7v73 VFW2AGmfu7bjvjm3AaLaJ3UbIYCTnIWIevJa73UjIFyTuYvjxUcj2NDUUUU X-Originating-IP: [183.159.69.175] X-CM-SenderInfo: 5oltjvrd6rljoofrz/xtbBLxycbVUMI5lrMAAAs6 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 220.181.12.13 Subject: [Qemu-devel] [PATCH v2 2/3] edu: mmio: allow mmio read dispatch accept 8 bytes X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Li Qiang , liq3ea@gmail.com, qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="UTF-8" Message-ID: <20190420161445.I_6NLxWgyQQWrhhNfE9ubmdHKd7pg0EXWudIx8yLSWs@z> The edu spec said when address >= 0x80, the MMIO area can be accessed by 8 bytes. Signed-off-by: Li Qiang --- hw/misc/edu.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/hw/misc/edu.c b/hw/misc/edu.c index 65fc32b928..4018dddcb8 100644 --- a/hw/misc/edu.c +++ b/hw/misc/edu.c @@ -189,6 +189,10 @@ static uint64_t edu_mmio_read(void *opaque, hwaddr addr, unsigned size) return val; } + if (addr >= 0x80 && size != 4 && size != 8) { + return val; + } + switch (addr) { case 0x00: val = 0x010000edu; -- 2.17.1