Altera RapidIO II MegaCore Function User Manual
Page 187

Chapter 6: Software Interface
6–49
Transport and Logical Layer Registers
August 2014
Altera Corporation
RapidIO II MegaCore Function
User Guide
Loss of descrambler
synchronization
[14]
RW
Loss of receiver descrambler synchronization while
receiving scrambled control symbol and packet data.
1'h0
RSRV
[13:6]
RO
Reserved.
7'h0
Non-outstanding ackID
[5]
RW
Received a link-response control symbol with an ackID
that is not outstanding. Only triggers if at least one ackID
is outstanding.
1'h0
Protocol error
[4]
RW
Received an unexpected control symbol.
1'h0
RSRV
[3]
RO
Reserved for this implementation.
1'h0
Delineation error
[2]
RW
Received an 8B10B code group that is invalid (has no
decode with the current running disparity), or illegal (valid
code group not allowed by the RapidIO protocol), or is in a
disallowed position in the received code-group stream.
In the first two cases, bit [16] is also set to the value of 1.
1'h0
Unsolicited ACK control
symbol
[1
RW
Received an unexpected packet acknowledgement control
symbol.
1'h0
Link timeout
[0]
RW
Did not receive expected packet acknowledgement or
link-response
control symbol within the time-out
interval specified in the VALUE field of the Port Link
Time-Out Control
CSR (
)
or the
Port Response Time-Out Control
).
1'h0
Table 6–74. Port 0 Error Detect CSR—Offset: 0x340 (Part 2 of 2)
Field
Bits
Access
Function
Default
Table 6–75. Port 0 Error Rate Enable CSR—Offset: 0x344 (Part 1 of 2)
Field
Bits
Access
Function
Default
RSRV
[31]
RO
Reserved for this implementation.
1'h0
RSRV
[30:24]
RO
Reserved.
7'h0
RSRV
[23]
RO
Reserved for this implementation. The RapidIO II IP core does not
support the Parallel RapidIO protocol.
1'h0