Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S966389AbcCPMHb (ORCPT ); Wed, 16 Mar 2016 08:07:31 -0400 Received: from mail-pf0-f178.google.com ([209.85.192.178]:34569 "EHLO mail-pf0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965207AbcCPMH3 (ORCPT ); Wed, 16 Mar 2016 08:07:29 -0400 From: Baolin Wang To: corbet@lwn.net Cc: chris@printf.net, broonie@kernel.org, linus.walleij@linaro.org, arnd@arndb.de, ulf.hansson@linaro.org, linux-mmc@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, baolin.wang@linaro.org Subject: [PATCH] Documentation: mmc: Add the introduction for mmc-utils Date: Wed, 16 Mar 2016 20:07:09 +0800 Message-Id: <3a35aa84d79119536fb67bc423f928a930167a73.1458129983.git.baolin.wang@linaro.org> X-Mailer: git-send-email 1.7.9.5 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2202 Lines: 62 This patch introduces one mmc test tool called mmc-utils, which is convenient if someone want to exercise and test MMC/SD devices from userspace. Signed-off-by: Baolin Wang --- Documentation/mmc/00-INDEX | 2 ++ Documentation/mmc/mmc-tools.txt | 34 ++++++++++++++++++++++++++++++++++ 2 files changed, 36 insertions(+) create mode 100644 Documentation/mmc/mmc-tools.txt diff --git a/Documentation/mmc/00-INDEX b/Documentation/mmc/00-INDEX index a9ba672..4623bc0 100644 --- a/Documentation/mmc/00-INDEX +++ b/Documentation/mmc/00-INDEX @@ -6,3 +6,5 @@ mmc-dev-parts.txt - info on SD and MMC device partitions mmc-async-req.txt - info on mmc asynchronous requests +mmc-tools.txt + - info on mmc-utils tools diff --git a/Documentation/mmc/mmc-tools.txt b/Documentation/mmc/mmc-tools.txt new file mode 100644 index 0000000..499b0f4 --- /dev/null +++ b/Documentation/mmc/mmc-tools.txt @@ -0,0 +1,34 @@ +MMC tools introduction +====================== + +There is one mmc test tools called mmc-utils, which is maintained by Chris Ball, +you can find it at the below public git repository: +http://git.kernel.org/cgit/linux/kernel/git/cjb/mmc-utils.git/ + +Functions +========= + +The mmc-utils tools can do the following: + - Print and parse extcsd data. + - Determine the eMMC writeprotect status. + - Set the eMMC writeprotect status. + - Set the eMMC data sector size to 4KB by disabling emulation. + - Create general purpose partition. + - Enable the enhanced user area. + - Enable write reliability per partition. + - Print the response to STATUS_SEND (CMD13). + - Enable the boot partition. + - Set Boot Bus Conditions. + - Enable the eMMC BKOPS feature. + - Permanently enable the eMMC H/W Reset feature. + - Permanently disable the eMMC H/W Reset feature. + - Send Sanitize command. + - Program authentication key for the device. + - Counter value for the rpmb device will be read to stdout. + - Read from rpmb device to output. + - Write to rpmb device from data file. + - Enable the eMMC cache feature. + - Disable the eMMC cache feature. + - Print and parse CID data. + - Print and parse CSD data. + - Print and parse SCR data. -- 1.7.9.5