Symbol: PMCR_IMP_SHIFT
sys/arm64/include/armreg.h
2459
#define PMCR_IMP_MASK (0xfful << PMCR_IMP_SHIFT)
sys/dev/hwpmc/hwpmc_arm64.c
543
impcode = (pmcr & PMCR_IMP_MASK) >> PMCR_IMP_SHIFT;