Before touching a single command line or programmer, you must understand what RPMB is. The RPMB is a dedicated, secure partition within the eMMC standard (JEDEC). Unlike user data partitions (boot, system, userdata), the RPMB is designed for .
# Check RPMB size and counter mmc rpmb read-counter /dev/mmcblk0 clean rpmb emmc skhynix
unless:
The good news: These chips are standard 153-ball BGA. With a hot air station and stencil, you can replace a locked hynix eMMC with a fresh one (same part number) and re-flash the firmware. The new chip will have an empty, unlockable RPMB. Before touching a single command line or programmer,
He held his breath. One hand hovered over the 'Enter' key, the other on the voltage trigger toggle. clean rpmb emmc skhynix