H-Tile Hard IP Ethernet Intel® FPGA IP User Guide: Stratix® 10 Devices
A newer version of this document is available. Customers should click here to go to the newest version.
B.1.8. Auto-Negotiation Config Register 5
- User next page (lower bits)
- Override AN_TECH []
Offset: 0xC5
Access: RW
Auto-Negotiation Config Register Fields
| Bit | Name | Description | Access | Reset |
|---|---|---|---|---|
| 31:16 | override_an_tech_22_8 | AN_TECH Override Value, bits [22:8] When Override Auto-negotiation Parameters is enabled (override_an_parameters_enable=1), this register controls the upper bits of AN_TECH used in the AN Base page [0]: 100GBASE-CR4 All other settings Reserved |
RW | 0x0 |
| 15:0 | user_next_page_low | User Controlled AN Next page (lower bits) When User Controlled next gates are turned on (an_next_pages_ctrl=1), this register provides the lower bits of the User Next page that is used instead of the default page [15]: Next page bit [14]: ACK bit (controlled by the TX SM) [13]: MP bit (Message vs. Unformatted) [12]: ACK2 bits [11]: Toggle bit (controlled by the TX SM) [10:0]: Message code field [10:0]/Unformatted code field[10:0]
Note: When Consortium Next Page Send is enabled (consortium_next_page_send=1), the first two User Next Pages will be ignored and replaced with the Consortium Next Page sequence.
|
RW | 0x0 |