mcreg_read_4
mcreg_read_4(sc, MC_REG_GCR1),
mcreg_read_4(sc, MC_REG_GCR2),
mcreg_read_4(sc, MC_REG_GSR),
mcreg_read_4(sc, MC_REG_FAPR));
val = mcreg_read_4(sc, MC_REG_GCR1) &
val = mcreg_read_4(sc, MC_REG_GSR);
mcreg_read_4(sc, MC_REG_GCR1),
mcreg_read_4(sc, MC_REG_GCR2),
mcreg_read_4(sc, MC_REG_GSR),
mcreg_read_4(sc, MC_REG_FAPR));