31 lines
981 B
C
31 lines
981 B
C
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#ifndef __ETH_MDIO_BUS_H_
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#define __ETH_MDIO_BUS_H_
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struct netdev;
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/*
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* The Bus class for PHYs. Devices which provide access to
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* PHYs should register using this structure
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*/
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struct ethernet_mdio_bus {
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struct dev_obj dev;
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void *priv;
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int (*read)(void *priv, uint16 phy_addr, uint16 regnum);
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int (*write)(void *priv, uint16 phy_addr, uint16 regnum, uint16 val);
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/*
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* A lock to ensure that only one thing can read/write
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* the MDIO bus at a time
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*/
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// struct mutex mdio_lock;
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};
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int32 eth_mdio_bus_attach(uint32 dev_id, struct ethernet_mdio_bus *p_mii_bus);
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int32 eth_mdio_bus_open(struct ethernet_mdio_bus *p_mii_bus, struct netdev *p_netdev);
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int32 eth_mdio_bus_close(struct ethernet_mdio_bus *p_mii_bus);
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int32 eth_mdio_bus_write(struct ethernet_mdio_bus *p_mii_bus, uint16 phy_addr, uint16 reg_addr, uint16 data);
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int32 eth_mdio_bus_read(struct ethernet_mdio_bus *p_mii_bus, uint16 phy_addr, uint16 reg_addr);
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#endif
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