GENET_SYS_RBUF_FLUSH_CTRL
val = RD4(sc, GENET_SYS_RBUF_FLUSH_CTRL);
val = RD4(sc, GENET_SYS_RBUF_FLUSH_CTRL);
WR4(sc, GENET_SYS_RBUF_FLUSH_CTRL, val);
WR4(sc, GENET_SYS_RBUF_FLUSH_CTRL, val);
WR4(sc, GENET_SYS_RBUF_FLUSH_CTRL, 0);