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Ethernet 1000BASE-X PCS/PMA or SGMII v9.1
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137
UG155 March 24, 2008
Management Registers
R
Register 1: SGMII Status
0.5
Unidirectiona
l Enable
Enable transmit regardless of
whether a valid link has been
established
read/ write
0
0.4:0
Reserved
Always return 0s , writes ignored
returns 0s
00000
Table 9-19:
SGMII Control (Register 0)
(Continued)
Bit(s)
Name
Description
Attributes
Default
Value
MDIO Register 1: SGMII Status
Table 9-20:
SGMII Status (Register 1)
Bit(s)
Name Description
Attributes
Default
Value
1.15
100BASE-T4
Always returns a ‘0’ for this bit because
100BASE-T4 is not supported
returns 0
0
1.14
100BASE-X Full
Duplex
Always returns a ‘0’ for this bit because
100BASE-X Full Duplex is not supported
returns 0
0
1.13
100BASE-X Half
Duplex
Always returns a ‘0’ for this bit because
100BASE-X Half Duplex is not supported
returns 0
0
1.12
10 Mbps Full Duplex
Always returns a ‘0’ for this bit because 10
Mbps Full Duplex is not supported
returns 0
0
1.11
10 Mbps Half Duplex
Always returns a ‘0’ for this bit because 10
Mbps Half Duplex is not supported
returns 0
0
1.10
100BASE-T2 Full
Duplex
Always returns a ‘0’ for this bit because
100BASE-T2 Full Duplex is not supported
returns 0
0
1.9
100BASE-T2 Half
Duplex
Always returns a ‘0’ for this bit because
100BASE-T2 Half Duplex is not
supported
returns 0
0
1.8
Extended Status
Always returns a ‘1’ for this bit to indicate
the presence of the Extended Register
(Register 15)
returns 1
1
100BASE-T4
100BASE-X FULL DUPLEX
10Mb/s FULL DUPLEX
100BASE-T2 HALF DUPLEX
LINK ST
A
TUS
10Mb/s HALF DUPLEX
100BASE-X HALF DUPLEX
MF PREAMBLE SUPPRESSION
15 14 13 12 11 10
7
6
5
0
Reg 1
100BASE-T2 FULL DUPLEX
9
8
EXTENDED ST
A
T
US
UNIDIRECTIONAL ANILITY
4
A
U
T
O-NEG COMPLETE
3
2
1
REMO
TE F
A
UL
T
A
U
T
O-NEG ABILITY
J
ABBER DETECT
EXTENDED CAP
ABILITY
Содержание LogiCORE IP Ethernet 1000BASE-X PCS/PMA or SGMII v9.1
Страница 1: ...R LogiCORE IP Ethernet 1000BASE X PCS PMA or SGMII v9 1 User Guide UG155 March 24 2008...
Страница 8: ...www xilinx com Ethernet 1000BASE X PCS PMA or SGMII v9 1 UG155 March 24 2008 R...
Страница 12: ...www xilinx com Ethernet 1000BASE X PCS PMA or SGMII v9 1 UG155 March 24 2008 R...
Страница 18: ...20 www xilinx com Ethernet 1000BASE X PCS PMA or SGMII v9 1 UG155 March 24 2008 Preface About This Guide R...
Страница 22: ...24 www xilinx com Ethernet 1000BASE X PCS PMA or SGMII v9 1 UG155 March 24 2008 Chapter 1 Introduction R...
Страница 178: ...178 www xilinx com Ethernet 1000BASE X PCS PMA or SGMII v9 1 UG155 March 24 2008 Chapter 12 Constraining the Core R...
Страница 196: ...196 www xilinx com Ethernet 1000BASE X PCS PMA or SGMII v9 1 UG155 March 24 2008 Chapter 13 Interfacing to Other Cores R...
Страница 218: ...218 www xilinx com Ethernet 1000BASE X PCS PMA or SGMII v9 1 UG155 March 24 2008 Appendix D 1000BASE X State Machines R...