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Broadcom NetXtreme/NetLink BCM5718 Series User Manual

Broadcom NetXtreme/NetLink BCM5718 Series
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10h1Fh Register Map Detailed DescriptionBCM5718 Programmer’s Guide
Broadcom®
January 29, 2016 5718-PG108-R Page 543
1Ch: Mode Control Register (Shadow Register Selector = “1fh”)
1Dh: Master/Slave Seed Register (Bit 15 = 0)
Bit Name RW Description Default
15 WRITE ENABLE RW 1 = write bits [9:0]
0 = read bits [9:0]
0
14:10 SHADOW REGISTER
SELECTOR
RW Shadow Register Selector 11111
9 DUAL SERDES CAPABLE RO 1 = chip supports SGMII->fiber mode
0 = chip does not support SGMII->fiber mode
0
8 MODE SELECT CHANGE RO
LH
1 = mode select change since last read
0 = no mode select change since last read
0
7 COPPER LINK RO 1 = link up on copper side (copper, SGMII, or
GBIC mode)
0 = link down
0
6 SERDES LINK RO 1 = link up in fiber, SGMII,or GBIC modes
(when set in SGMII or GBIC mode, then both
copper and SerDes link must be valid)
0 = link down
0
5 COPPER ENERGY
DETECT
RO 1 = copper energy detected
0 = no copper energy detected
0
4 FIBER SIGNAL
DETECT and
SYNC_STATUS (filtered)
(reg 1ch shadow 1eh [5] =
1)
RO 1 = fiber signal detect from pin and code group
synchronization (filtered).
(In 100-FX mode use link status instead of
synchronization)
0 = no fiber signal detect from pin
0
3 SERDES CAPABLE RO 1 = SerDes capable device
0 = not SerDes capable device
0
2:1 MODE SELECT RW 00 = copper-qsgmii
01 = fiber-qsgmii
10 = SGMII-copper
11 = GBIC
0
0 ENABLE 1000-X
REGISTERS
RW 1 = select 1000-X regs 0-0fh
0 = select copper regs 0-0fh
0
Bit Name RW Description Default
15 ENABLE SHADOW
REGISTER
Writes to the selected
register are done on a
single cycle (no setup
required).
RW 1 = select shadow register
0 = normal operation
0

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Broadcom NetXtreme/NetLink BCM5718 Series Specifications

General IconGeneral
BrandBroadcom
ModelNetXtreme/NetLink BCM5718 Series
CategoryController
LanguageEnglish

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