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