idu 165 arch/arc/kernel/mcip.c IS_AVAIL1(mp.idu, "IDU "), idu 390 arch/arc/kernel/mcip.c if (!mp.idu) idu 64 include/soc/arc/mcip.h idu:1, pad2:1, num_cores:6, idu 72 include/soc/arc/mcip.h num_cores:6, pad2:1, idu:1,