1 What: /sys/bus/dfl/devices/dfl_dev.X
2 Date: Oct 2020
3 KernelVersion: 5.12
4 Contact: Xu Yilun <yilun.xu@intel.com>
5 Description: Read-only. Returns the FEC mod
6 ethernet retimers configured b
7 Solomon FEC, "kr" for Fire Cod
8 "not supported" if the FEC mod
9 happens when the Nios firmware
10 configured to 25G.
11 Format: string
12
13 What: /sys/bus/dfl/devices/dfl_dev.X
14 Date: Oct 2020
15 KernelVersion: 5.12
16 Contact: Xu Yilun <yilun.xu@intel.com>
17 Description: Read-only. Returns the enumera
18 the retimer A configured by th
19 read out from shared registers
20 the values could be:
21
22 - "0": Reset
23 - "1": 4x10G
24 - "2": 4x25G
25 - "3": 2x25G
26 - "4": 2x25G+2x10G
27 - "5": 1x25G
28
29 If the Nios firmware is update
30 retimer modes, more enumeratio
31 Format: 0x%x
32
33 What: /sys/bus/dfl/devices/dfl_dev.X
34 Date: Oct 2020
35 KernelVersion: 5.12
36 Contact: Xu Yilun <yilun.xu@intel.com>
37 Description: Read-only. Returns the enumera
38 the retimer B configured by th
39 is the same as retimer_A_mode.
40
41 What: /sys/bus/dfl/devices/dfl_dev.X
42 Date: Oct 2020
43 KernelVersion: 5.12
44 Contact: Xu Yilun <yilun.xu@intel.com>
45 Description: Read-only. Returns the version
46 FPGA. Its format is "major.min
47 Format: %x.%x.%x
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