Altera RapidIO MegaCore Function - Manual (Page 190)

C–2 Appendix C: Porting a RapidIO Design from the Previous Version of the Software
Upgrading a RapidIO Design to the Arria 10 Device Family
RapidIO MegaCore Function August 2014 Altera Corporation
User Guide
■ You cannot use external transceivers. Refer to “Transceiver Selection” on page 3–2 .
You must use the high-speed transceivers on the target device, which are
configured with the RapidIO IP core. This change might affect connections.
■ You cannot turn off automatic synchronization of transmitted ackID. Refer to
“Synchronizing Transmitted ackID” on page 3–2 . This change does not affect
connections.
■ You cannot modify the default number 7 of link-request attempts before declaring
a fatal error. Refer to
“Number of Link-Request Attempts Before Declaring Fatal
Error” on page 3–2 . This change does not affect connections.
■ You cannot modify the default Physical layer receive buffer size of 32 KBytes.
Refer to
“Receive Buffer Size” on page 3–3 . This change might affect resource
utilization but does not affect connections.
■ You cannot modify the default Physical layer transmit buffer size of 32 KBytes.
Refer to
“Transmit Buffer Size” on page 3–3 . This change might affect resource
utilization but does not affect connections.
■ You cannot generate a Physical layer only variation. Refer to “Transport Layer” on
page 3–4 . This change might affect connections.
■ You cannot turn on destination ID checking by default. Refer to “Destination ID
Checking” on page 3–4 . However, Arria 10 variations do support dynamic
configuration of this feature.
■ You cannot support a Maintenance Logical layer master port without supporting a
Maintenance Logical layer slave port, and vice versa. Refer to
“Maintenance
Logical Layer” on page 3–5 . This change might affect connections.
■ You cannot modify the default number 16 of Maintenance transmit address
translation windows. Refer to
“Transmit Address Translation Windows” on
page 3–5 . This change might affect resource utilization but does not affect
connections.
■ You cannot support MAINTENANCE port-write request reception without
supporting MAINTENANCE port-write request transmission, and vice versa. Refer
to
“Port Write” on page 3–5 . This change does not affect connections.
■ You must support order preservation between read and write operations in the
I/O Avalon-MM Logical layer slave module. Refer to
“I/O Read and Write Order
Preservation” on page 3–6 . This change might affect resource utilization but does
not affect connections.
■ You cannot modify the default number 16 of Rx address translation windows.
Refer to
“Avalon-MM Master” on page 3–7 . This change might affect resource
utilization but does not affect connections.
■ You cannot modify the default number 16 of Tx address translation windows.
Refer to
“Avalon-MM Slave” on page 3–7 . This change might affect resource
utilization but does not affect connections.
■ You cannot support DOORBELL message reception without supporting DOORBELL
message transmission, and vice versa. Refer to
“Doorbell Slave” on page 3–7 . This
change does not affect connections.