MPI2_HOST_DIAGNOSTIC_OFFSET
reg = mpr_regread(sc, MPI2_HOST_DIAGNOSTIC_OFFSET);
mpr_regwrite(sc, MPI2_HOST_DIAGNOSTIC_OFFSET, reg);
reg = mpr_regread(sc, MPI2_HOST_DIAGNOSTIC_OFFSET);
reg = mps_regread(sc, MPI2_HOST_DIAGNOSTIC_OFFSET);
mps_regwrite(sc, MPI2_HOST_DIAGNOSTIC_OFFSET, reg);
reg = mps_regread(sc, MPI2_HOST_DIAGNOSTIC_OFFSET);