Altera 40-Gbps Ethernet MAC and PHY MegaCore Function Manuale Utente Pagina 134

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PCS Hardware Error Register
Table 3-30: PCS Hardware Error Register
Address Name Bit Description HW
Reset
Value
Access
0x017 PCS_HW_ERR
[8] When asserted, indicates a RX phase compensa‐
tion error.
1’b0 R
[7] When asserted, indicates a TX phase compensa‐
tion error.
1’b0 R
[6] When asserted, indicates a deskew failure
suggesting a problem with the remote
transmitter.
1’b0 R
[5] When asserted, indicates a parity error in the RX
lanes (RXL) section.
1’b0 R
[4] When asserted, indicates a RX deskew FIFO
buffer underflow error.
1’b0 R
[3] When asserted, indicates a RX deskew FIFO
buffer overflow error.
1’b0 R
[2] When asserted, indicates a parity error in the TX
lanes (TXL) section.
1’b0 R
[1] When asserted, indicates a TX deskew FIFO
buffer underflow error.
1’b0 R
[0] When asserted, indicates a TX deskew FIFO
buffer overflow error.
1’b0 R
BER Monitor Register
Table 3-31: BER Monitor Register—Offset 0x018
Address Name Bit Description HW
Reset
Value
Access
0x018 BER_MONITOR
[1] This bit enables the BER monitor. 1’b0 RW
[0] When asserted by the BER monitor block, this bit
indicates the PCS is recording a high BER.
1’b0 R
UG-01088
2014.12.15
PCS Hardware Error Register
3-87
Functional Description
Altera Corporation
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