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- ======================
- MMC tools introduction
- ======================
- There is one MMC test tools called mmc-utils, which is maintained by Ulf Hansson,
- you can find it at the below public git repository:
- https://git.kernel.org/pub/scm/utils/mmc/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.
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