3. Serial RapidIO Electrical Interface > Port Numbering
67
Tsi576 User Manual
June 6, 2016
Integrated Device Technology
www.idt.com
3.2
Port Numbering
The RapidIO ports on the Tsi576 are numbered sequentially from 0 to 13. The following table shows
the mapping between port numbers and the physical ports. These port numbers are used within the
destination lookup tables for ingress RapidIO ports and in numerous register configuration fields.
Table 4: Tsi576 Port Numbering
Port Number
RapidIO Port
Mode
Note
0
Serial Port 0 (SP0)
1x or 4x
-
1
Serial Port 1 (SP1)
1x
-
2
Serial Port 2 (SP2)
1x
-
3
Serial Port 3 (SP3)
1x
-
4
Serial Port 4 (SP4)
1x
-
5
Serial Port 5 (SP5)
1x
-
6
Serial Port 6 (SP6)
1x or 4x
-
7
Serial Port 7 (SP7)
1x
-
8
Serial Port 8 (SP8)
Unavailable
This port is un-initialized and the
port registers must be treated
as reserved.
Writes to port registers can
cause undefined behavior and
is not recommended. The
registers can be read.
9
Serial Port 9 (SP9)
Unavailable
This port is un-initialized and the
port registers must be treated
as reserved.
Writes to port registers can
cause undefined behavior and
is not recommended. The
registers can be read.
10
Serial Port 10 (SP10)
1x
-
11
Serial Port 11 (SP11)
1x
-
12
Serial Port 12 (SP12)
1x
-
13
Serial Port 13 (SP13)
1x
-
