Autonegexpansion; Extendedstatus; Table 132: Autonegexpansion; Table 133: Extendedstatus - Broadcom NetXtreme/NetLink BCM5718 Series Programmer's Manual

BCM5718 Programmer's Guide
When the link partner is in SGMII mode (bit-0 = 1), then:
Bit[15] = Link
Bit[14] = Acknowledge
Bit[13] = Duplex
Bit[11:10] = Speed
The other bits are reserved and should be zero.

AUTONEGEXPANSION

Register Description: Auto-negotiation expansion register.
Register Offset: 0x6 at Block 0
Bits Name
15:3 RESERVED
2 NP_ABILITY
1 PG_REC
0 RESERVED

EXTENDEDSTATUS

Register Description: Extended status register.
Register Offset: 0xF at Block 0
Bits Name
15 1000BASEX_FDX
14 1000BASEX_HDX
13 1000BASET_FDX
12 1000BASET_HDX
11:0 RESERVED
Broadcom
®
January 29, 2016 • 5718-PG108-R

Table 132: AUTONEGEXPANSION

RW Description
RO Reserved
RO Next page ability
0 = Local device is not next page capable.
1 = Local device is next page capable.
RO Page received
0 = New link code word has not been received.
1 = Received new link code word.
RO Reserved write 0, ignore read.

Table 133: EXTENDEDSTATUS

RW Description
RO 0 = 1000Base-X full duplex not capable.
1 = 1000Base-X full duplex capable.
RO 0 = 1000Base-X half duplex not capable.
1 = 1000Base-X half duplex capable.
RO 0 = 1000Base-T full duplex not capable.
1 = 1000Base-T full duplex capable.
RO 0 = 1000Base-T half duplex not capable.
1 = 1000Base-T half duplex capable.
RO Reserved write 0, ignore read.
SerDes PHY Register Definitions
Default
0x000
0
0
0
Default
1
1
0
0
0x000
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