I347-AT4 Datasheet, PDF (107/148 Pages) Intel Corporation – Intel® Ethernet Network Connection I347-AT4 Datasheet

Programmer’s Visible State—I347-AT4
4.1.50 Packet Generation - Page 6, Register 16
Bits
15:8
7:5
4:3
2
1
0
Field
Mode HW Rst SW Rst
Description
Packet Burst
R/W
0x00
Enable Packet
Generator
R/W, SC 0x0
Reserved
R/W
0x0
Payload of packet
to transmit
R/W
0x0
Length of packet
to transmit
R/W
0x0
Transmit an
Errored packet
R/W
0x0
Retain
Retain
Retain
Retain
Retain
Retain
0x00 = Continuous
0x01 to 0xFF = Burst 1 to 255 packets
000 = Normal Operation
010 = Generate Packets on Copper Interface
100 = Generate Packets on SGMII Interface
110 = Reserved
else = Reserved
Set to 0
0 = Pseudo-random
1 = 5A,A5,5A,A5,...
1 = 1518 bytes
0 = 64 bytes
1 = Tx packets with CRC errors & Symbol Error
0 = No error
4.1.51 CRC Counters - Page 6, Register 17
Bits
Field
15:8
Packet Count
Mode
HW
Rst
RO
0x00
7:0
CRC Error Count RO
0x00
SW Rst
Description
Retain
Retain
0x00 = No packets received
0xFF = 256 packets received (max count).
The CRC error counter and Frame counter must be enabled
(Reg 18_6.2:0) in order for this register to be valid.
0x00 = No CRC errors detected in the packets received.
0xFF = 256 CRC errors detected in the packets received (max
count).
The CRC error counter and Frame counter must be enabled
(Reg 18_6.2:0) in order for this register to be valid.
4.1.52 Checker Control - Page 6, Register 18
Bits
15:4
3
2:0
Field
Reserved
Mode
R/W
Enable Stub Test R/W
Enable CRC
checker
R/W
HW Rst SW Rst
Description
0x000
0x0
0x0
Retain
Retain
Retain
Set to 0s
1 = Enable stub test
0 = Normal Operation
000 = Disable/reset CRC checker
010 = Check data from Copper Interface
100 = Check data from SGMII Interface
110 = Reserved
else = Reserved
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