RCV_QP_MAP_TABLE
write_csr(dd, RCV_QP_MAP_TABLE + (8 * i), 0);
write_csr(dd, RCV_QP_MAP_TABLE + (8 * i), 0);
u64 reg = read_csr(dd, RCV_QP_MAP_TABLE + (idx / 8) * 8);
u64 regno = RCV_QP_MAP_TABLE;