mmc-utils

Userspace tools for MMC/SD devices

Description

mmc-utils is a tool that supports the MMC device development of Linux kernel.

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.

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