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Management Registers
R
Registers 2 and 3: PHY Identifier
MDIO Registers 2 and 3: PHY Identifier
15
Reg 2
15 | 10 | 9 | |
Reg 3 |
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| UNIQUE ID | ORGANIZE |
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ORGANIZE
UNIQUE ID
MAUFACTURER
MODEL NO
0
4 | 3 | 0 |
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| REVISION NO |
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Table 9-21: PHY Identifier (Registers 2 and 3)
Bit(s) | Name | Description | Attributes | Default Value |
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2.15:0 | Organizationally Unique | Always return 0s | returns 0s | 0000000000000000 |
| Identifier |
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3.15:10 | Organizationally Unique | Always return 0s | returns 0s | 000000 |
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3.9:4 | Manufacturer’s model | Always return 0s | returns 0s | 000000 |
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3.3:0 | Revision Number | Always return 0s | returns 0s | 0000 |
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Register 4: SGMII Auto-Negotiation Advertisement
MDIO Register 4: SGMII Auto-Negotiation Advertisement
15 | 1 | 0 | |
Reg 4 |
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| LOGIC 0's |
| LOGIC 1 |
Table 9-22: SGMII Auto-Negotiation Advertisement (Register 4)
Bit(s) | Name | Description | Attributes | Default Value |
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4.15:0 | All bits | SGMII defined value sent from | read only | 0000000000000001 |
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| the MAC to the PHY |
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Ethernet | www.xilinx.com | 139 |