occ_get_powr_avg
val = occ_get_powr_avg(get_unaligned_be32(&power->accumulator),
val = occ_get_powr_avg(get_unaligned_be64(&power->accumulator),
val = occ_get_powr_avg(get_unaligned_be64(&power->system.accumulator),
val = occ_get_powr_avg(get_unaligned_be64(&power->proc.accumulator),
val = occ_get_powr_avg(get_unaligned_be64(&power->vdd.accumulator),
val = occ_get_powr_avg(get_unaligned_be64(&power->vdn.accumulator),