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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
| commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
| tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /Documentation/ABI/testing/sysfs-bus-dfl-devices-n3000-nios | |
| parent | Initial commit. (diff) | |
| download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip | |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/ABI/testing/sysfs-bus-dfl-devices-n3000-nios')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-dfl-devices-n3000-nios | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-dfl-devices-n3000-nios b/Documentation/ABI/testing/sysfs-bus-dfl-devices-n3000-nios new file mode 100644 index 0000000000..5335d742bc --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-dfl-devices-n3000-nios @@ -0,0 +1,47 @@ +What: /sys/bus/dfl/devices/dfl_dev.X/fec_mode +Date: Oct 2020 +KernelVersion: 5.12 +Contact: Xu Yilun <yilun.xu@intel.com> +Description: Read-only. Returns the FEC mode of the 25G links of the + ethernet retimers configured by Nios firmware. "rs" for Reed + Solomon FEC, "kr" for Fire Code FEC, "no" for NO FEC. + "not supported" if the FEC mode setting is not supported, this + happens when the Nios firmware version major < 3, or no link is + configured to 25G. + Format: string + +What: /sys/bus/dfl/devices/dfl_dev.X/retimer_A_mode +Date: Oct 2020 +KernelVersion: 5.12 +Contact: Xu Yilun <yilun.xu@intel.com> +Description: Read-only. Returns the enumeration value of the working mode of + the retimer A configured by the Nios firmware. The value is + read out from shared registers filled by the Nios firmware. Now + the values could be: + + - "0": Reset + - "1": 4x10G + - "2": 4x25G + - "3": 2x25G + - "4": 2x25G+2x10G + - "5": 1x25G + + If the Nios firmware is updated in future to support more + retimer modes, more enumeration value is expected. + Format: 0x%x + +What: /sys/bus/dfl/devices/dfl_dev.X/retimer_B_mode +Date: Oct 2020 +KernelVersion: 5.12 +Contact: Xu Yilun <yilun.xu@intel.com> +Description: Read-only. Returns the enumeration value of the working mode of + the retimer B configured by the Nios firmware. The value format + is the same as retimer_A_mode. + +What: /sys/bus/dfl/devices/dfl_dev.X/nios_fw_version +Date: Oct 2020 +KernelVersion: 5.12 +Contact: Xu Yilun <yilun.xu@intel.com> +Description: Read-only. Returns the version of the Nios firmware in the + FPGA. Its format is "major.minor.patch". + Format: %x.%x.%x |