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Add commands to get and set write protect modes for the specified
areas of the user partition. The ability to set permanent write
protect is #ifdef'd with "DANGEROUS_COMMANDS_ENABLED" because
it has the ability to make the eMMC device and possibly the system
permanently unusable.
Signed-off-by: Al Cooper <alcooperx@gmail.com>
Signed-off-by: Chris Ball <chris@printf.net>