From nobody Tue Feb 10 04:16:26 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1594735316; cv=none; d=zohomail.com; s=zohoarc; b=Kkp8Ih26BG7lwN0JSF1FzZLuMTcgdpkCxUlMnMITHD8JnJJEe1BPJYJOz7fHZyW3j2ynIZe9lSx4or/z1uMcXDBxo/uo+L4nuglgPiw6Y01XDrFX8yydGm9MnLOJ83tIAnong4ujP+LYY+e6dD+z1a0v/tbbTGoPL9m/NvrGaBw= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1594735316; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=qdaethCtbmwxVVjeZXalK6EzGf52ykfDlbfqX2TJkVg=; b=YlkQC543GnHcPaeYeg68QFX3Cf0ef4fHfAYMnhzslmOpyrKDacUuBBqSalfNj6rm/smSScqDfcaezM9HwAvcLfMMoebLyLdGYqPLghzQJOyhVtb0+jElshC7PX9QCTBML62qVN9+fYp0yT83iiizkfHuC80YXeCtcwhV0f7/M6s= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1594735316108194.33661630438132; Tue, 14 Jul 2020 07:01:56 -0700 (PDT) Received: from localhost ([::1]:57640 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jvLVK-0001E4-PB for importer@patchew.org; Tue, 14 Jul 2020 10:01:54 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:35006) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jvLRz-0004Ca-5z; Tue, 14 Jul 2020 09:58:27 -0400 Received: from mail-wr1-x441.google.com ([2a00:1450:4864:20::441]:46954) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1jvLRx-0003RQ-IC; Tue, 14 Jul 2020 09:58:26 -0400 Received: by mail-wr1-x441.google.com with SMTP id r12so21717594wrj.13; Tue, 14 Jul 2020 06:58:24 -0700 (PDT) Received: from localhost.localdomain (138.red-83-57-170.dynamicip.rima-tde.net. [83.57.170.138]) by smtp.gmail.com with ESMTPSA id k14sm29145343wrn.76.2020.07.14.06.58.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Jul 2020 06:58:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=qdaethCtbmwxVVjeZXalK6EzGf52ykfDlbfqX2TJkVg=; b=vUkZjAiqe1MaENLAtCNcHc3UpXA9CN1HQSEkcVq38xEA9Nm1L76nO/n05QtcMHSWVm qPkhWXVVHL+U12n0S7gx16CMHCZEbVz19PNHZh1wOGI7Txbyr5dMAWZtqT8xEl0cwTtN c4BNqKw8J80gmoSyNDO+AB8sK4jpsrPRmebRgh8e6mEAUzVXTA9ADMOu7qD+MOlmYqmu 9/TEV7J06iE5Vt1xwagYnZDq5GI4fqpKf3+fTO9+4JqGQnaOlFqyZvH94hSp1CsD/sxG 7SZokAwJA32WSG9G7UiZt/JgAXzhBYHzZu9+OUH26x+REIrHOCi/62ZhBiIzaVEpwhHe 02HA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; bh=qdaethCtbmwxVVjeZXalK6EzGf52ykfDlbfqX2TJkVg=; b=aGXXFHGNiFCSY0z0hVFKIS4ZR4p8YbDb2oT0muCclxiwbxRdqpDKY3OaG9QTxPOOHQ 3ZSDyWH3eEmEIGXSBbwrAZsbgMoK/UuopK2oiBR/IEBpE4A48XsmTuV5xwE1PcGbZGbg yGbQS765CrUofsfxiCq5rS9G2dP5xIC/ub2IwdsYop06hZtHkFd4rg1tIHu98kZY0j/e D51Si1x9dRSi772dJcECNaH6QakQDwN+IxDQFVmBbIGRz7koBiLpvXZTRrV0CznQuUOR 3my2c4ZfdRduYOgCIqlavGqEl/SMmeOhQaaj0InlOH7MFXZbzKIli0b0kPyL2k5fZePE NUxg== X-Gm-Message-State: AOAM532P+CgvLrXUkfuULyUVEXRmLVfhMaku/e2sBytsU1HguHtuFRfm 8jc/UF7mozOWckkRTNypQ+L9uSkI+9g= X-Google-Smtp-Source: ABdhPJw0b9oM3ooLZseqYXZhs7Ci6R9aXgnT6N1WswBsMBgP8XfaYYLhpzRFVQC/GuNQVACNQQ7zKw== X-Received: by 2002:adf:f2c5:: with SMTP id d5mr5807558wrp.96.1594735103363; Tue, 14 Jul 2020 06:58:23 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [PULL 5/9] hw/sd/sdcard: Restrict Class 6 commands to SCSD cards Date: Tue, 14 Jul 2020 15:58:10 +0200 Message-Id: <20200714135814.19910-6-f4bug@amsat.org> X-Mailer: git-send-email 2.21.3 In-Reply-To: <20200714135814.19910-1-f4bug@amsat.org> References: <20200714135814.19910-1-f4bug@amsat.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::441; envelope-from=philippe.mathieu.daude@gmail.com; helo=mail-wr1-x441.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. X-Spam_score_int: 0 X-Spam_score: 0.0 X-Spam_bar: / X-Spam_report: (0.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FORGED_FROMDOMAIN=1, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action 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 , qemu-block@nongnu.org, qemu-stable@nongnu.org, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Alexander Bulekov , Alistair Francis , Prasad J Pandit , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Only SCSD cards support Class 6 (Block Oriented Write Protection) commands. "SD Specifications Part 1 Physical Layer Simplified Spec. v3.01" 4.3.14 Command Functional Difference in Card Capacity Types * Write Protected Group SDHC and SDXC do not support write-protected groups. Issuing CMD28, CMD29 and CMD30 generates the ILLEGAL_COMMAND error. Cc: qemu-stable@nongnu.org Reviewed-by: Peter Maydell Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Alistair Francis Message-Id: <20200630133912.9428-7-f4bug@amsat.org> --- hw/sd/sd.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/hw/sd/sd.c b/hw/sd/sd.c index 5137168d66..1cc16bfd31 100644 --- a/hw/sd/sd.c +++ b/hw/sd/sd.c @@ -920,6 +920,11 @@ static sd_rsp_type_t sd_normal_command(SDState *sd, SD= Request req) sd->multi_blk_cnt =3D 0; } =20 + if (sd_cmd_class[req.cmd] =3D=3D 6 && FIELD_EX32(sd->ocr, OCR, CARD_CA= PACITY)) { + /* Only Standard Capacity cards support class 6 commands */ + return sd_illegal; + } + switch (req.cmd) { /* Basic commands (Class 0 and Class 1) */ case 0: /* CMD0: GO_IDLE_STATE */ --=20 2.21.3