Continuation of packet example, Link management packet alignment – Altera SerialLite II Protocol User Manual
Page 50
50
Altera Corporation
SerialLite II Protocol Reference Manual
Data Link Layer Description
Continuation of Packet Example
shows the data packets and priority packets being suspended
and continued.
Figure 2–28. Continuation of Packet Example
Link Management Packet Alignment
A link management packet can interrupt a partial packet transfer at any
point in time, as shown in
.
Time
SLP
LD 0
LD 1
LD 2
IDL
IDL
IDL
IDL
D8
IDL
D 12
D0
D4
D9
IDL
D 13
D1
D5
D 10
SDP1
D 14
D2
D6
D 11
0 0
D 15
D3
D7
D8
SUP1
D 12
D0
D4
D9
0 0
D 13
D1
D5
D 10
SDP1
D 14
D2
D6
D 11
0 1
D 15
D3
D7
SUP1
0 1
CDP1
0 0
D 16
IDL
IDL
IDL
EG P1
0 0
CDP1
0 1
D 16
IDL
IDL
IDL
IDL
IDL
Lane
# 0
Lane
# 1
Lane
# 2
Lane
# 3
CRC1
CRC2
PD0
PD4
EG P1
PD1
PD5
0 0
PD2
PD6
IDL
PD3
PD7
IDL
CRC1
CRC2
CRC3
CRC4
SPP1
0 0
CRC1
CRC2
SLP
LD 0
LD 1
LD 2
Link Management Packet
IDL
IDL
IDL
IDL
PD0
PD4
EG P1
PD1
PD5
1 6
PD2
PD6
PD3
PD7
CRC1
CRC2
CRC3
CRC4
SPP1
1 6
EG P1
0 1
Data Packet - Channel 0
Data Packet - Channel 1
Link Management Packet
Data Packet - Channel 1
Data Packet - Channel 0
Priority Packet 0 - Channel 0
Data Packet - Channel 1
Priority Packet 1 - Channel 6
CRC1
CRC2
IDL
IDL
CRC1
CRC2
IDL
IDL
SUP1
0 0
CRC1
CRC2
IDL
IDL