MII_BNX2_DSP_RW_PORT
bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val);
bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val & 0xff0f);
bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val | 0xc0);
bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val);
bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val);
bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &exp);
bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &exp);