pcs_an_ext_status (GEM) Register Description
| Register Name | pcs_an_ext_status |
|---|---|
| Offset Address | 0x000000023C |
| Absolute Address |
0x00FF0B023C (GEM0) 0x00FF0C023C (GEM1) 0x00FF0D023C (GEM2) 0x00FF0E023C (GEM3) |
| Width | 32 |
| Type | roRead-only |
| Reset Value | 0x00008000 |
| Description | This register contains PCS auto-negotiation extended status information. |
pcs_an_ext_status (GEM) Register Bit-Field Summary
| Field Name | Bits | Type | Reset Value | Description |
|---|---|---|---|---|
| Reserved | 31:16 | roRead-only | 0x0 | Reserved. Set to zero. |
| full_duplex_1000base_x | 15 | roRead-only | 0x1 | Full duplex 1000BASE-X - hardwired to logic 1, indicates the GEM PCS can support full duplex operation of 1000BASE-X. |
| half_duplex_1000base_x | 14 | roRead-only | 0x0 | Half duplex 1000BASE-X - hardwired to logic 1, indicates the GEM PCS can support half duplex operation of 1000BASE-X. |
| full_duplex_1000base_t | 13 | roRead-only | 0x0 | Full duplex 1000BASE-T - hardwired to logic 0, indicates the GEM PCS cannot support 1000BASE-T full duplex operation. |
| half_duplex_1000base_t | 12 | roRead-only | 0x0 | Half duplex 1000BASE-T - hardwired to logic 0, indicates the GEM PCS cannot support 1000BASE-T half duplex operation. |
| Reserved | 11:0 | roRead-only | 0x0 | Reserved. Set to zero. |