nixos-hardware/framework/12th-gen-intel/default.nix
2023-05-21 21:53:56 +03:00

77 lines
2.9 KiB
Nix

{ lib, pkgs, ... }: {
imports = [
../../common/cpu/intel
../../common/pc/laptop
../../common/pc/laptop/ssd
];
boot.kernelParams = [
# For Power consumption
# https://kvark.github.io/linux/framework/2021/10/17/framework-nixos.html
"mem_sleep_default=deep"
# For Power consumption
# https://community.frame.work/t/linux-battery-life-tuning/6665/156
"nvme.noacpi=1"
# Workaround iGPU hangs
# https://discourse.nixos.org/t/intel-12th-gen-igpu-freezes/21768/4
"i915.enable_psr=1"
];
# This enables the brightness and airplane mode keys to work
# https://community.frame.work/t/12th-gen-not-sending-xf86monbrightnessup-down/20605/11
boot.blacklistedKernelModules = [ "hid-sensor-hub" ];
# Further tweak to ensure the brightness and airplane mode keys work
# https://community.frame.work/t/responded-12th-gen-not-sending-xf86monbrightnessup-down/20605/67
systemd.services.bind-keys-driver = {
description = "Bind brightness and airplane mode keys to their driver";
wantedBy = [ "default.target" ];
after = [ "network.target" ];
serviceConfig = {
Type = "oneshot";
User = "root";
};
script = ''
ls -lad /sys/bus/i2c/devices/i2c-*:* /sys/bus/i2c/drivers/i2c_hid_acpi/i2c-*:*
if [ -e /sys/bus/i2c/devices/i2c-FRMW0001:00 -a ! -e /sys/bus/i2c/drivers/i2c_hid_acpi/i2c-FRMW0001:00 ]; then
echo fixing
echo i2c-FRMW0001:00 > /sys/bus/i2c/drivers/i2c_hid_acpi/bind
ls -lad /sys/bus/i2c/devices/i2c-*:* /sys/bus/i2c/drivers/i2c_hid_acpi/i2c-*:*
echo done
else
echo no fix needed
fi
'';
};
# Alder Lake CPUs benefit from kernel 5.18 for ThreadDirector
# https://www.tomshardware.com/news/intel-thread-director-coming-to-linux-5-18
boot.kernelPackages = lib.mkIf (lib.versionOlder pkgs.linux.version "5.18") (lib.mkDefault pkgs.linuxPackages_latest);
# Fix TRRS headphones missing a mic
# https://community.frame.work/t/headset-microphone-on-linux/12387/3
boot.extraModprobeConfig = ''
options snd-hda-intel model=dell-headset-multi
'';
# For fingerprint support
services.fprintd.enable = lib.mkDefault true;
# Custom udev rules
services.udev.extraRules = ''
# Fix headphone noise when on powersave
# https://community.frame.work/t/headphone-jack-intermittent-noise/5246/55
SUBSYSTEM=="pci", ATTR{vendor}=="0x8086", ATTR{device}=="0xa0e0", ATTR{power/control}="on"
# Ethernet expansion card support
ACTION=="add", SUBSYSTEM=="usb", ATTR{idVendor}=="0bda", ATTR{idProduct}=="8156", ATTR{power/autosuspend}="20"
'';
# Mis-detected by nixos-generate-config
# https://github.com/NixOS/nixpkgs/issues/171093
# https://wiki.archlinux.org/title/Framework_Laptop#Changing_the_brightness_of_the_monitor_does_not_work
hardware.acpilight.enable = lib.mkDefault true;
# Fix font sizes in X
# services.xserver.dpi = 200;
}