63 lines
1.8 KiB
Nix
63 lines
1.8 KiB
Nix
{ pkgs, ... }:
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{
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# support power features such as suspend to ram
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powerManagement.enable = true;
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# tune power saving options on boot
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powerManagement.powertop.enable = true;
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# thermald proactively prevents overheating on intel CPUs and works well with other tools
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services.thermald.enable = true;
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# power-profile-daemon for power management
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services.power-profiles-daemon.enable = true;
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# manage fans for macbook devices
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services.mbpfan.enable = true;
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# disable tiny-dfr module from the nixos-hardware module
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hardware.apple-t2.enableTinyDfr = false;
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# better performance than the actual intel driver
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services.xserver.videoDrivers = [ "modesetting" ];
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# needed for our broadcom/brcm 4377b chip to work
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hardware.firmware = with pkgs; [
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my.apple-firmware
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];
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# handle suspend issues (fuck you broadcom!)
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powerManagement.powerDownCommands = ''
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${pkgs.kmod}/bin/modprobe -r brcmfmac_wcc
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${pkgs.kmod}/bin/modprobe -r brcmfmac
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${pkgs.kmod}/bin/modprobe -r hci_bcm4377
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'';
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powerManagement.resumeCommands = ''
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${pkgs.kmod}/bin/modprobe hci_bcm4377
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${pkgs.kmod}/bin/modprobe brcmfmac
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${pkgs.kmod}/bin/modprobe brcmfmac_wcc
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'';
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# VA-API and opengl
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hardware.graphics = {
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extraPackages = with pkgs; [
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intel-media-driver
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(intel-vaapi-driver.override { enableHybridCodec = true; })
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libvdpau-va-gl
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];
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extraPackages32 = with pkgs.pkgsi686Linux; [
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intel-media-driver
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(intel-vaapi-driver.override { enableHybridCodec = true; })
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libvdpau-va-gl
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];
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};
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environment.variables = {
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LIBVA_DRIVER_NAME= "iHD";
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VDPAU_DRIVER = "va_gl";
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};
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environment.systemPackages = with pkgs; [ intel-gpu-tools ];
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boot.kernelParams = [
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# enable the i915 sandybridge framebuffer compression (475mw savings)
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"i915.enable_fbc=1"
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"i915.enable_gvt=1"
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];
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}
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