machines: back: switch ConnectX-3 ports to ethernet mode on boot
Signed-off-by: Christoph Heiss <christoph@c8h4.io>
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@ -69,4 +69,14 @@
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services.openssh.settings.AllowUsers = [ "backup" ];
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systemd.services.switch-mlx4-ports-to-eth = {
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serviceConfig.Type = "oneshot";
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description = "switch Mellanox ConnectX-3 Pro ports to ethernet mode";
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script = ''
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echo eth >/sys/bus/pci/devices/0000\:04\:00.0/mlx4_port1
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echo eth >/sys/bus/pci/devices/0000\:04\:00.0/mlx4_port2
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'';
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wantedBy = [ "multi-user.target" ];
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};
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}
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