92 lines
2.3 KiB
Nix
92 lines
2.3 KiB
Nix
{ pkgs, config, lib, ... }:
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let
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cfg = config.grimmShared;
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in
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{
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config = with cfg; lib.mkIf (enable && laptop_hardware.enable) {
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environment.systemPackages = with pkgs; [
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lm_sensors
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lshw
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pciutils
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usbutils
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opentabletdriver
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ddcutil
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] ++ lib.optionals graphical [
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ddcui
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];
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hardware.i2c.enable = true;
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services.libinput.enable = true;
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hardware.opentabletdriver.enable = true;
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services.udisks2.enable = true;
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services.udev.extraRules = ''
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SUBSYSTEM=="i2c-dev", ACTION=="add",\
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ATTR{name}=="NVIDIA i2c adapter*",\
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TAG+="ddcci",\
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TAG+="systemd",\
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ENV{SYSTEMD_WANTS}+="ddcci@$kernel.service"
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'';
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systemd.services."ddcci@" = {
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scriptArgs = "%i";
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script = ''
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sleep 20
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echo Trying to attach ddcci to $1
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i=0
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id=$(echo $1 | cut -d "-" -f 2)
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if ${pkgs.ddcutil}/bin/ddcutil getvcp 10 -b $id; then
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echo ddcci 0x37 > /sys/bus/i2c/devices/$1/new_device
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fi
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'';
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serviceConfig.Type = "oneshot";
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};
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boot = {
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kernelParams = [
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# "splash"
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# "quiet"
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# "intel_iommu=on"
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# "iommu=force"
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# "pcie_acs_override=downstream"
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# "mmio_stale_data=full,nosmt"
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# "pcie_aspm=off"
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]; # "vfio-pci.ids=10de:1aeb,10de:2191,10de:1aed,10de:1aec" ];
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initrd.availableKernelModules = [
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"xhci_pci"
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"ahci"
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"nvme"
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"usbhid"
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"usb_storage"
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"sd_mod"
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];
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loader.systemd-boot.enable = true;
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extraModulePackages = [
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(config.boot.kernelPackages.ddcci-driver.overrideAttrs
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(old: {
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patches = [
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(pkgs.fetchpatch {
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url = "https://gitlab.com/Sweenu/ddcci-driver-linux/-/commit/7f851f5fb8fbcd7b3a93aaedff90b27124e17a7e.patch";
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hash = "sha256-Y1ktYaJTd9DtT/mwDqtjt/YasW9cVm0wI43wsQhl7Bg=";
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})
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];
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}))
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];
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kernelModules = [
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# "kvm-intel"
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# "vfio_pci"
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# "vfio_iommu_type1"
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# "vfio"
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"ddcci_backlight"
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"i2c-dev"
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];
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# blacklistedKernelModules = [ "i2c_nvidia_gpu" ];
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};
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};
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options.grimmShared.laptop_hardware = {
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enable = lib.mkEnableOption "grimm-laptop";
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};
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}
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