AE_MASTER_REG
chiprev = (AE_READ_4(sc, AE_MASTER_REG) >> AE_MASTER_REVNUM_SHIFT) &
AE_WRITE_4(sc, AE_MASTER_REG, AE_MASTER_SOFT_RESET);
bus_barrier(sc->mem[0], AE_MASTER_REG, 4,
if ((AE_READ_4(sc, AE_MASTER_REG) & AE_MASTER_SOFT_RESET) == 0)
val = AE_READ_4(sc, AE_MASTER_REG);
AE_WRITE_4(sc, AE_MASTER_REG, val);
val = AE_READ_4(sc, AE_MASTER_REG);
AE_WRITE_4(sc, AE_MASTER_REG, val | AE_MASTER_MANUAL_INT);