[mirror_ubuntu-bionic-kernel.git] / Documentation / mmc / mmc-tools.txt

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.
Commit	Line	Data
f3e27a80 BW	1	MMC tools introduction
	2	======================
	3
	4	There is one MMC test tools called mmc-utils, which is maintained by Chris Ball,
	5	you can find it at the below public git repository:
	6	http://git.kernel.org/cgit/linux/kernel/git/cjb/mmc-utils.git/
	7
	8	Functions
	9	=========
	10
	11	The mmc-utils tools can do the following:
	12	- Print and parse extcsd data.
	13	- Determine the eMMC writeprotect status.
	14	- Set the eMMC writeprotect status.
	15	- Set the eMMC data sector size to 4KB by disabling emulation.
	16	- Create general purpose partition.
	17	- Enable the enhanced user area.
	18	- Enable write reliability per partition.
	19	- Print the response to STATUS_SEND (CMD13).
	20	- Enable the boot partition.
	21	- Set Boot Bus Conditions.
	22	- Enable the eMMC BKOPS feature.
	23	- Permanently enable the eMMC H/W Reset feature.
	24	- Permanently disable the eMMC H/W Reset feature.
	25	- Send Sanitize command.
	26	- Program authentication key for the device.
	27	- Counter value for the rpmb device will be read to stdout.
	28	- Read from rpmb device to output.
	29	- Write to rpmb device from data file.
	30	- Enable the eMMC cache feature.
	31	- Disable the eMMC cache feature.
	32	- Print and parse CID data.
	33	- Print and parse CSD data.
	34	- Print and parse SCR data.