49 lines
1.6 KiB
Nix
49 lines
1.6 KiB
Nix
{ config, lib, pkgs, ... }: {
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nixpkgs.overlays = [(self: super: {
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makeModulesClosure = x: super.makeModulesClosure (x // {
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allowMissing = true;
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});
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})];
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# Somehow ttyS0 doesn't get enabled by default
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systemd.services."serial-getty@ttyS0".enable = lib.mkDefault true;
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systemd.services."serial-getty@ttyS0".wantedBy = lib.mkDefault [ "getty.target" ];
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boot = {
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# Force no ZFS (from nixos/modules/profiles/base.nix) until updated to kernel 6.0
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# TODO still valid for star64?
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supportedFilesystems =
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lib.mkForce [ "btrfs" "reiserfs" "vfat" "f2fs" "xfs" "ntfs" "cifs" ];
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consoleLogLevel = lib.mkDefault 7;
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kernelPackages = lib.mkDefault (pkgs.callPackage ./linux-5.15.nix {
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inherit (config.boot) kernelPatches;
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});
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kernelParams =
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lib.mkDefault [ "console=tty0" "console=ttyS0,115200n8" "earlycon=sbi" ];
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initrd.availableKernelModules = [
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"8250_dw" # serial port driver
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"dw_mmc_starfive" # eMMC/SD
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"i2c_designware_platform" # i2c (needed for GPIO -> eMMC RST)
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"axp15060_regulator" # PMIC (needed for eMMC)
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];
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# Ethernet. The module gets forced m due to other modules even though
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# it's marked y in defconfig.
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kernelModules = [ "dwmac-starfive-plat" ];
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loader = {
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grub.enable = lib.mkDefault false;
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generic-extlinux-compatible.enable = lib.mkDefault true;
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};
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};
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hardware.deviceTree.name =
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lib.mkDefault "starfive/jh7110-pine64-star64.dtb";
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# Only "performance" and "schedutil" are available,
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# and "performance" takes precedence by default, which is a waste of power.
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powerManagement.cpuFreqGovernor = lib.mkDefault "schedutil";
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}
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