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https://github.com/NixOS/nixos-hardware
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474549f841
fixes b550 suspend bug by setting up systemd services that disable GPP0 and GPP8 in /proc/acpi/wakeup Co-authored-by: Jörg Thalheim <Mic92@users.noreply.github.com>
35 lines
1.3 KiB
Nix
35 lines
1.3 KiB
Nix
{ pkgs, lib, ... } :
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{
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systemd.services.bugfixSuspend-GPP0 = {
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enable = lib.mkDefault true;
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description = "Fix crash on wakeup from suspend/hibernate (b550 bugfix)";
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unitConfig = {
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Type = "oneshot";
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};
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serviceConfig = {
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User = "root"; # root may not be necessary
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# check for gppN, disable if enabled
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# lifted from https://www.reddit.com/r/gigabyte/comments/p5ewjn/comment/ksbm0mb/ /u/Demotay
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ExecStart = "-${pkgs.bash}/bin/bash -c 'if grep 'GPP0' /proc/acpi/wakeup | grep -q 'enabled'; then echo 'GPP0' > /proc/acpi/wakeup; fi'";
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RemainAfterExit = "yes"; # required to not toggle when `nixos-rebuild switch` is ran
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};
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wantedBy = ["multi-user.target"];
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};
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systemd.services.bugfixSuspend-GPP8 = {
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enable = lib.mkDefault true;
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description = "Fix crash on wakeup from suspend/hibernate (b550 bugfix)";
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unitConfig = {
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Type = "oneshot";
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};
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serviceConfig = {
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User = "root";
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ExecStart = "-${pkgs.bash}/bin/bash -c 'if grep 'GPP8' /proc/acpi/wakeup | grep -q 'enabled'; then echo 'GPP8' > /proc/acpi/wakeup; fi''";
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RemainAfterExit = "yes";
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};
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wantedBy = ["multi-user.target"];
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};
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}
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