From nobody Mon Feb 9 20:10:39 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=linaro.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 151931362518474.52774582091138; Thu, 22 Feb 2018 07:33:45 -0800 (PST) Received: from localhost ([::1]:39021 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eossS-00059Y-Cp for importer@patchew.org; Thu, 22 Feb 2018 10:33:44 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:38485) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eosii-0004v7-6d for qemu-devel@nongnu.org; Thu, 22 Feb 2018 10:23:41 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eosih-0001mO-7U for qemu-devel@nongnu.org; Thu, 22 Feb 2018 10:23:40 -0500 Received: from orth.archaic.org.uk ([2001:8b0:1d0::2]:46608) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1eosih-0001ke-0P for qemu-devel@nongnu.org; Thu, 22 Feb 2018 10:23:39 -0500 Received: from pm215 by orth.archaic.org.uk with local (Exim 4.89) (envelope-from ) id 1eosif-00024x-TU for qemu-devel@nongnu.org; Thu, 22 Feb 2018 15:23:37 +0000 From: Peter Maydell To: qemu-devel@nongnu.org Date: Thu, 22 Feb 2018 15:22:55 +0000 Message-Id: <20180222152307.7499-21-peter.maydell@linaro.org> X-Mailer: git-send-email 2.16.1 In-Reply-To: <20180222152307.7499-1-peter.maydell@linaro.org> References: <20180222152307.7499-1-peter.maydell@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2001:8b0:1d0::2 Subject: [Qemu-devel] [PULL 20/32] sdcard: clean the SCR register and add few comments 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: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 From: Philippe Mathieu-Daud=C3=A9 Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Alistair Francis Message-id: 20180215221325.7611-5-f4bug@amsat.org Signed-off-by: Peter Maydell --- hw/sd/sd.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/hw/sd/sd.c b/hw/sd/sd.c index 3526269dbe..c87142d648 100644 --- a/hw/sd/sd.c +++ b/hw/sd/sd.c @@ -298,10 +298,13 @@ static void sd_ocr_powerup(void *opaque) =20 static void sd_set_scr(SDState *sd) { - sd->scr[0] =3D 0x00; /* SCR Structure */ - sd->scr[1] =3D 0x2f; /* SD Security Support */ - sd->scr[2] =3D 0x00; + sd->scr[0] =3D (0 << 4) /* SCR version 1.0 */ + | 0; /* Spec Versions 1.0 and 1.01 */ + sd->scr[1] =3D (2 << 4) /* SDSC Card (Security Version 1.01) */ + | 0b0101; /* 1-bit or 4-bit width bus modes */ + sd->scr[2] =3D 0x00; /* Extended Security is not supported. */ sd->scr[3] =3D 0x00; + /* reserved for manufacturer usage */ sd->scr[4] =3D 0x00; sd->scr[5] =3D 0x00; sd->scr[6] =3D 0x00; --=20 2.16.1