MIDR_ARCHITECTURE_MASK 64 boot/arch/arm32/include/arch/cp15.h MIDR_ARCHITECTURE_MASK = 0xf, MIDR_ARCHITECTURE_MASK 64 kernel/arch/arm32/include/arch/cp15.h MIDR_ARCHITECTURE_MASK = 0xf, MIDR_ARCHITECTURE_MASK 64 uspace/lib/c/arch/arm32/include/libarch/cp15.h MIDR_ARCHITECTURE_MASK = 0xf,HelenOS homepage, sources at GitHub