RGE_SDS_CMD
tmp = RGE_READ_2(sc, RGE_SDS_CMD);
RGE_WRITE_2(sc, RGE_SDS_CMD, RGE_SDS_CMD_IN);
RGE_WRITE_2(sc, RGE_SDS_CMD, RGE_SDS_CMD_IN | RGE_SDS_WE_IN);