OH_SCCA_IO
OH_MESH_ENABLE | OH_SCCA_IO | OH_SCCB_IO)
fcr |= OH_SCCA_IO;
fcr &= ~OH_SCCA_IO;
if ((fcr & (OH_SCCA_IO | OH_SCCB_IO)) == 0) {
MACIO_BIC(HEATHROW_FCR, OH_SCCA_IO|OH_SCCB_IO|HRW_SCC_ENABLE);