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https://github.com/NixOS/nixos-hardware
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commit
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2 changed files with 62 additions and 3 deletions
45
lib/hardware-notes.nix
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45
lib/hardware-notes.nix
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@ -0,0 +1,45 @@
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{ config, lib, pkgs, ... }:
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with lib;
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let
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# use tail recursion to prevent whitespace padding
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mkLog = list:
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let
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head = builtins.head list;
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tail = builtins.tail list;
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in
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''
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# ${head.title}
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${head.text}${if tail == [] then "" else "\n\n${mkLog tail}"}
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'';
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in
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{
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options = {
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hardwareNotes = mkOption {
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internal = true;
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type = types.listOf types.optionSet;
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options = {
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title = mkOption {
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type = types.str;
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example = "Thunkpad-2000: increase self-destruct timeout";
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};
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text = mkOption {
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type = types.str;
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example =
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''
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Increase security timeout at boot using platform managment
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tool to prevent premature data loss.
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'';
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};
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};
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};
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};
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config = {
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environment.etc."hardware-notes".text = mkLog config.hardwareNotes;
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};
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}
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@ -6,11 +6,25 @@
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{ pkgs, ... }:
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{
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imports = [ ../lib/hardware-notes.nix ];
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environment.systemPackages = [ pkgs.ipmitool ];
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boot.kernelModules = [ "ipmi_devintf" "ipmi_si" ];
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# The Linux NIC driver seems to have faulty link state reporting
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# that causes dhcpcd to release every few seconds, which is
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# more annoying than not releasing when a cable is unplugged.
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networking.dhcpcd.extraConfig = "nolink";
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hardwareNotes =
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[ { title = "IPMI";
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text = "Load IPMI kernel modules and ipmitool to system environment.";
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}
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{ title = "Nolink";
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text =
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''
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Interface link state detection is disabled in dhcpcd because
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the Linux driver seems to send erronous loss of link messages
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that cause dhcpcd to release every few seconds, which is
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more annoying than not releasing when a cable is unplugged.
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'';
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}
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];
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}
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