From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:38468) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eosih-0004u2-6p for qemu-devel@nongnu.org; Thu, 22 Feb 2018 10:23:40 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eosig-0001lJ-Ap for qemu-devel@nongnu.org; Thu, 22 Feb 2018 10:23:39 -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 1eosig-0001ke-3U for qemu-devel@nongnu.org; Thu, 22 Feb 2018 10:23:38 -0500 Received: from pm215 by orth.archaic.org.uk with local (Exim 4.89) (envelope-from ) id 1eosif-00024i-6E for qemu-devel@nongnu.org; Thu, 22 Feb 2018 15:23:37 +0000 From: Peter Maydell Date: Thu, 22 Feb 2018 15:22:54 +0000 Message-Id: <20180222152307.7499-20-peter.maydell@linaro.org> 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: 8bit Subject: [Qemu-devel] [PULL 19/32] sdcard: fix the 'maximum data transfer rate' to 25MHz List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org From: Philippe Mathieu-Daudé To comply with Spec v1.10 (and 2.00, 3.01): . TRAN_SPEED for current SD Memory Cards that field must be always 0_0110_010b (032h) which is equal to 25MHz - the mandatory maximum operating frequency of SD Memory Card. Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Alistair Francis Message-id: 20180215221325.7611-4-f4bug@amsat.org [PMM: fixed comment indent] Signed-off-by: Peter Maydell --- hw/sd/sd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/sd/sd.c b/hw/sd/sd.c index 110f2f1d0a..3526269dbe 100644 --- a/hw/sd/sd.c +++ b/hw/sd/sd.c @@ -357,7 +357,7 @@ static void sd_set_csd(SDState *sd, uint64_t size) sd->csd[0] = 0x00; /* CSD structure */ sd->csd[1] = 0x26; /* Data read access-time-1 */ sd->csd[2] = 0x00; /* Data read access-time-2 */ - sd->csd[3] = 0x5a; /* Max. data transfer rate */ + sd->csd[3] = 0x32; /* Max. data transfer rate: 25 MHz */ sd->csd[4] = 0x5f; /* Card Command Classes */ sd->csd[5] = 0x50 | /* Max. read data block length */ HWBLOCK_SHIFT; -- 2.16.1