regBIF_BIF256_CI256_RC3X4_USB4_CPM_CONTROL
def = data = RREG32_SOC15(NBIO, 0, regBIF_BIF256_CI256_RC3X4_USB4_CPM_CONTROL);
WREG32_SOC15(NBIO, 0, regBIF_BIF256_CI256_RC3X4_USB4_CPM_CONTROL, data);
data = RREG32_SOC15(NBIO, 0, regBIF_BIF256_CI256_RC3X4_USB4_CPM_CONTROL);