Advantech SOM-5871, User Manual

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SOM-5871 User Manual 8
1.3.7 Expansion Interface
PCI Express x8 -1 PEGx8
PCIe x1 - Several configurable combinations may need BIOS modifications. Please
contact to Advantech sales or FAE for more details.
Bridge
[source
from]
PCIex4
[COMe
PCIe
Port#]
PCIEx2
[COMe
PCIe
Port#]
PCIex1
[COMe
PCIe Port#]
LAN
[source
from]
COMe COMe
x1 speed
Gen3
Port# Gen2
Port#
(x1
speed:
Gen3) (x1
speed:
Gen2)
Config A
(Default)
YES
[AMD
SoC
GPP4]
0 0
6
[0,1,2,3,4,6]
YES
[through
bridge]
0,1,2,3 4,6
GEN3*4+
GEN2*2
Config B
YES
[AMD
SoC
GPP4]
0 0
7
[0,1,2,3,4,6,
7]
NO 0,1,2,3 4,6,7
GEN3*4+
GEN2*3
Config C
YES
[AMD
SoC
GPP4]
0
1
[3:2] or
[1:0] 5
[0,1,4,5,6] or
[2,3,4,5,6] YES
[through
bridge]
0,1,5 or
2,3,5
4,6
GEN3*3+
GEN2*2
Config E
YES
[AMD
SoC
GPP4]
0
1
[3:2] or
[1:0]
6
[0,1,4,5,6,7]
or
[2,3,4,5,6,7]
NO
0,1,5 or
2,3,5
4,6,7
GEN3*3+
GEN2*3
Config F
YES
[AMD
SoC
GPP4]
0
2
[3:2] ,
[1:0]
3
[4,5,6]
YES
[through
bridge]
5 4,6
GEN3*1+
GEN2*2
Config H
YES
[AMD
SoC
GPP4]
0
2
[3:2] ,
[1:0]
4
[4,5,6,7]
NO 5 4,6,7
GEN3*1+
GEN2*3
Config I
(Optional)
YES
[AMD
SoC
GPP4]
1
[3:0]
0
3
[4,5,6]
YES
[through
bridge]
5 4,6
GEN3*1+
GEN2*2
Config K
YES
[AMD
SoC
GPP4]
1
[3:0]
0
4
[4,5,6,7]
NO 5 4,6,7
GEN3*1+
GEN2*3