XMAC_REG_PFC_CTRL_HI
val = REG_RD(sc, base_addr + XMAC_REG_PFC_CTRL_HI);
REG_WR(sc, base_addr + XMAC_REG_PFC_CTRL_HI, val & ~(1 << 1));
REG_WR(sc, base_addr + XMAC_REG_PFC_CTRL_HI, val | (1 << 1));
REG_WR(sc, xmac_base + XMAC_REG_PFC_CTRL_HI, pfc1_val);
REG_WR(sc, xmac_base + XMAC_REG_PFC_CTRL_HI, pfc1_val);
pfc_ctrl = REG_RD(sc, xmac_base + XMAC_REG_PFC_CTRL_HI);
REG_WR(sc, xmac_base + XMAC_REG_PFC_CTRL_HI,
REG_WR(sc, xmac_base + XMAC_REG_PFC_CTRL_HI,