MY_BCR
CSR_WRITE_4(sc, MY_BCR, MY_RPBLE512);
CSR_WRITE_4(sc, MY_BCR, MY_PBL8);
MY_SETBIT(sc, MY_BCR, MY_PROG);
MY_SETBIT(sc, MY_BCR, MY_SWR);
if (!(CSR_READ_4(sc, MY_BCR) & MY_SWR))