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Chapter 9: Configuration and Status
Table 9-25: SGMII Auto-Negotiation Next Page Transmit (Register 7)
Bit(s) | Name | Description | Attributes | Default Value |
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7.12 | Acknowled | 1 = Comply with message | read/ | 0 |
| ge 2 | 0 = Cannot comply with message | write |
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7.11 | Toggle | Value toggles between subsequent Next | read only | 0 |
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7.10:0 | Message / | Message Code Field or Unformatted Page | read/ | 00000000001 |
| Unformatte | Encoding as dictated by 7.13 | write | (Null |
| d Code |
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| Message | |
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Register 8: SGMII Next Page Receive
MDIO Register 8: SGMII Next Page Receive
15 | 14 | 13 | 12 | 11 | 10 | 0 | |
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Reg 8 |
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| NEXT PAGE | ACKNOWLEDGE | MESSAGE PAGE | ACKNOWLEDGE | TOGGLE |
| MESSAGE CODE |
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| 2 |
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Table 9-26: SGMII Auto-Negotiation Next Page Receive (Register 8)
Bit(s) | Name |
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8.15 | Next Page | 1 | = Additional Next Page(s) will | read only | 0 |
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| follow |
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| 0 | = Last page |
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8.14 | Acknowledge | Used by | read only | 0 | |
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| to indicate reception of a link |
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| partner’s base or next page |
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8.13 | Message Page | 1 | = Message Page | read only | 0 |
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| 0 | = Unformatted Page |
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8.12 | Acknowledge 2 | 1 | = Comply with message | read only | 0 |
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| 0 | = Cannot comply with message |
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8.11 | Toggle | Value toggles between subsequent | read only | 0 | |
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| Next Pages |
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8.10:0 | Message / | Message Code Field or Unformatted | read only | 00000000000 | |
| Unformatted | Page Encoding as dictated by 8.13 |
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| Code Field |
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142 | www.xilinx.com | Ethernet |
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| UG155 March 24, 2008 |