BGE_MI_MODE
autopoll = CSR_READ_4(sc, BGE_MI_MODE);
BGE_CLRBIT_FLUSH(sc, BGE_MI_MODE, BGE_MIMODE_AUTOPOLL);
BGE_SETBIT_FLUSH(sc, BGE_MI_MODE, BGE_MIMODE_AUTOPOLL);
autopoll = CSR_READ_4(sc, BGE_MI_MODE);
BGE_CLRBIT_FLUSH(sc, BGE_MI_MODE, BGE_MIMODE_AUTOPOLL);
BGE_SETBIT_FLUSH(sc, BGE_MI_MODE, BGE_MIMODE_AUTOPOLL);
CSR_WRITE_4(sc, BGE_MI_MODE, mimode);
CSR_WRITE_4_FLUSH(sc, BGE_MI_MODE, mimode);