BGE_MI_COMM
CSR_WRITE_4_FLUSH(sc, BGE_MI_COMM, BGE_MICMD_READ | BGE_MICOMM_BUSY |
data = CSR_READ_4(sc, BGE_MI_COMM);
data = CSR_READ_4(sc, BGE_MI_COMM);
CSR_WRITE_4_FLUSH(sc, BGE_MI_COMM, BGE_MICMD_WRITE | BGE_MICOMM_BUSY |
data = CSR_READ_4(sc, BGE_MI_COMM);
data = CSR_READ_4(sc, BGE_MI_COMM);