From patchwork Sat Jul 15 13:28:39 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Herv=C3=A9_Poussineau?= X-Patchwork-Id: 9842413 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 5ED1F602D8 for ; Sat, 15 Jul 2017 13:30:51 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4E77A2873A for ; Sat, 15 Jul 2017 13:30:51 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4338128755; Sat, 15 Jul 2017 13:30:51 +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=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 39DDD2873A for ; Sat, 15 Jul 2017 13:30:50 +0000 (UTC) Received: from localhost ([::1]:42147 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dWN9l-00048X-9Q for patchwork-qemu-devel@patchwork.kernel.org; Sat, 15 Jul 2017 09:30:49 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43322) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dWN8I-0003ur-P3 for qemu-devel@nongnu.org; Sat, 15 Jul 2017 09:29:22 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dWN8F-00032Q-Lp for qemu-devel@nongnu.org; Sat, 15 Jul 2017 09:29:18 -0400 Received: from smtp4-g21.free.fr ([212.27.42.4]:40030) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dWN8D-0002ys-5w; Sat, 15 Jul 2017 09:29:13 -0400 Received: from localhost.localdomain (unknown [IPv6:2a01:e34:ee6b:9c80:6267:20ff:fe65:a488]) by smtp4-g21.free.fr (Postfix) with ESMTP id D6A3A19F4F3; Sat, 15 Jul 2017 15:29:06 +0200 (CEST) From: =?UTF-8?q?Herv=C3=A9=20Poussineau?= To: qemu-devel@nongnu.org Date: Sat, 15 Jul 2017 15:28:39 +0200 Message-Id: <20170715132841.9865-3-hpoussin@reactos.org> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170715132841.9865-1-hpoussin@reactos.org> References: <20170715132841.9865-1-hpoussin@reactos.org> MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: Windows NT kernel [generic] [fuzzy] X-Received-From: 212.27.42.4 Subject: [Qemu-devel] [PATCH 2/4] vvfat: add a constant for bootsector name 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: Kevin Wolf , =?UTF-8?q?Herv=C3=A9=20Poussineau?= , qemu-block@nongnu.org, Max Reitz Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP Also add links to related compatibility problems. Signed-off-by: Hervé Poussineau Reviewed-by: Philippe Mathieu-Daudé --- block/vvfat.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/block/vvfat.c b/block/vvfat.c index c2674d7703..e585a8e0be 100644 --- a/block/vvfat.c +++ b/block/vvfat.c @@ -71,6 +71,12 @@ void nonono(const char* file, int line, const char* msg) { #endif +/* bootsector OEM name. see related compatibility problems at: + * https://jdebp.eu/FGA/volume-boot-block-oem-name-field.html + * http://seasip.info/Misc/oemid.html + */ +#define BOOTSECTOR_OEM_NAME "MSWIN4.1" + #define DIR_DELETED 0xe5 #define DIR_KANJI DIR_DELETED #define DIR_KANJI_FAKE 0x05 @@ -1028,7 +1034,7 @@ static int init_directories(BDRVVVFATState* s, bootsector->jump[0]=0xeb; bootsector->jump[1]=0x3e; bootsector->jump[2]=0x90; - memcpy(bootsector->name, "MSWIN4.1", 8); + memcpy(bootsector->name, BOOTSECTOR_OEM_NAME, 8); bootsector->sector_size=cpu_to_le16(0x200); bootsector->sectors_per_cluster=s->sectors_per_cluster; bootsector->reserved_sectors=cpu_to_le16(1);