Altera SerialLite II Protocol - Manual (Page 49)

Altera Corporation 49
SerialLite II Protocol Reference Manual
SerialLite II Specification
Figure 2–26. Typical Data Flow of Four-Lane Link
Figure 2–27. Typical Data Flow of Eight-Lane Link
Lane
# 2
Lane
# 3
Time
Data Payload
Priority Payload
Link Mgmt Payload
D x
PD x
LD x
Lane
# 0
Lane
# 1
D8
IDL
PD0
PD4
EG P1
D0
D4
IDL
IDL
PD1
PD5
EG P2
D1
D5
SDP1
IDL
PD2
PD6
D2
D6
SDP2
IDL
PD3
PD7
D3
D7
CRC1 CRC2
CRC1 CRC2
CRC3 CRC4
EG P1 EG P2
SLP
IDL IDL
LD 0 LD 1 LD 2
SPP1 SPP2
Idles
D1 D2
SDP1 SDP2
D0 D3
D4 D5 D6 D7
D8 D9 D 10
CRC1 CRC2 EG P1 EG P2
Link Mgmt
Packet
IDL IDL IDL IDL
IDL IDL IDL IDL
IDL IDL IDL IDL
IDL IDL IDL IDL
IDL IDL IDL IDL
IDL
SUP1 SUP2
CDP1 CDP2
Priority
Packet
CRC1 CRC2
IDL IDL
Lane
# 6
Lane
# 7
D x
PD x
LD x
Lane
# 0
Lane
# 1
IDL
PD0
D0
IDL
IDL
PD1 PD5
D1 D5
SDP1
IDL
SDP2
IDL
CRC4
EG P1 EG P2
SLP LD 0
SPP1 SPP2
Idles
D1
SDP1 SDP2
D0
D 10 D 11
Link Mgmt
Packet
IDL IDL IDL IDL
IDL IDL IDL IDL
IDL IDL IDL IDL
IDL IDL IDL IDL
Priority
Packet
Data Payload
Priority Payload
Link Mgmt Payload
Lane
# 5
IDL
PD6
D6
IDL
IDL
IDL
IDL
IDL
IDL
D 16
IDL
D 15
D 16
EG P1 EG P2 IDL
EG P1 EG P2 CDP1 CDP2
SUP1 SUP2
Lane
# 3
Lane
# 4
D8
PD4
D4
SDP1
IDL
D9
SDP2
IDL
PD3 PD7
D3 D7
CRC1 CRC2
CRC1 CRC2 CRC3
LD 2
D3
IDL IDL
IDL IDL
IDL IDL
IDL IDL
Lane
# 2
IDL
PD2
D2
LD 1
D2
D 12
IDL
IDL
IDL
IDL
IDL
IDL
D4
PD8 PD9
D 13 D 14
D 17 D 18 D 19
CRC1 CRC2 IDL
CRC1 CRC2 IDL
PD10 PD11 PD15 PD14 PD13 PD12
IDL IDL
D5 D6 D7
D 10 D 11 D 15 D8 D9 D 12 D 13 D 14
IDL IDL
D 20 IDL IDL IDL
IDL IDL
Time