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- What: /sys/bus/mdio_bus/devices/.../phy_id
- Date: November 2012
- KernelVersion: 3.8
- Contact: netdev@vger.kernel.org
- Description:
- This attribute contains the 32-bit PHY Identifier as reported
- by the device during bus enumeration, encoded in hexadecimal.
- This ID is used to match the device with the appropriate
- driver.
- What: /sys/bus/mdio_bus/devices/.../phy_interface
- Date: February 2014
- KernelVersion: 3.15
- Contact: netdev@vger.kernel.org
- Description:
- This attribute contains the PHY interface as configured by the
- Ethernet driver during bus enumeration, encoded in string.
- This interface mode is used to configure the Ethernet MAC with the
- appropriate mode for its data lines to the PHY hardware.
- What: /sys/bus/mdio_bus/devices/.../phy_has_fixups
- Date: February 2014
- KernelVersion: 3.15
- Contact: netdev@vger.kernel.org
- Description:
- This attribute contains the boolean value whether a given PHY
- device has had any "fixup" workaround running on it, encoded as
- a boolean. This information is provided to help troubleshooting
- PHY configurations.
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