Both 1000Base-X And Sgmii Standards - Xilinx LogiCORE 1000BASE-X User Manual

R
Register 15: SGMII Extended Status
Table 9-34: SGMII Extended Status Register (Register 15)

Both 1000BASE-X and SGMII Standards

Table 9-35
register is only present when the core is generated with the capability to dynamically
switch between 1000BASE-X and SGMII standards. See
When this Register is configured to perform the 1000BASE-X standard, Registers 0 to 16
should be interpreted as per
Negotiation,"
When this Register is configured to perform the SGMII standard, Registers 0 to 16 should
be interpreted as per
Standard without the Optional Auto-Negotiation."
time. See
information.
150
MDIO Register 15: SGMII Extended Status
15 14 13 12 11
Reg 15
Bit(s) Name
15.15 1000BASE-X
Full Duplex
15.14 1000BASE-X
Half Duplex
15.13 1000BASE-T
Full Duplex
15.12 1000BASE-T
Half Duplex
15:11:0 Reserved
describes register 17, the vendor-specific Standard Selection Register. This
"1000BASE-X Standard Without the Optional Auto-Negotiation."
or
"SGMII Standard Using the Optional Auto-Negotiation,"
Chapter 11, "Dynamic Switching of 1000BASE-X and SGMII Standards"
www.xilinx.com
Chapter 9: Configuration and Status
Description
Always returns a '1' for this bit since
1000BASE-X Full Duplex is
supported
Always returns a '0' for this bit since
1000BASE-X Half Duplex is not
supported
Always returns a '0' for this bit since
1000BASE-T Full Duplex is not
supported
Always returns a '0' for this bit since
1000BASE-T Half Duplex is not
supported
Always return 0s
"1000BASE-X Standard Using the Optional Auto-
This register may be written to at any
Ethernet 1000BASE-X PCS/PMA or SGMII v9.1
0
Attributes Default Value
returns 1
returns 0
returns 0
returns 0
returns 0s 000000000000
"Select Standard" in Chapter
or
for more
UG155 March 24, 2008
1
0
0
0
3.
"SGMII