MPIDR_HWID_BITMASK   50 arch/arm/include/asm/cputype.h #define MPIDR_HWID_BITMASK 0xFFFFFF
MPIDR_HWID_BITMASK   12 arch/arm64/include/asm/cputype.h #define MPIDR_HWID_BITMASK	UL(0xff00ffffff)