85 lines
2 KiB
Nix
85 lines
2 KiB
Nix
{
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nixpkgs ? <nixpkgs>,
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nixpkgs-unpatched ? null,
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system ? builtins.currentSystem,
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}: let
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nixpkgs-unpatched' =
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if nixpkgs-unpatched == null
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then nixpkgs
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else nixpkgs-unpatched;
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localSystems = rec {
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x86_64-linux.system = "x86_64-linux";
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aarch64-linux.system = "aarch64-linux";
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riscv64-linux.system = "riscv64-linux";
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default.system = system;
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skylake =
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x86_64-linux
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// {
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gcc.arch = "skylake";
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gcc.tune = "skylake";
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};
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skylake-avx512 = skylake; # Currently none of my builders support avx512. Revisit when upgraded to znver4
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neoverse-n1 =
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aarch64-linux
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// {
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gcc.arch = "armv8.2-a";
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gcc.tune = "neoverse-n1";
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};
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znver1 =
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x86_64-linux
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// {
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gcc.arch = "znver1";
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gcc.tune = "znver1";
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};
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znver2 =
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x86_64-linux
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// {
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gcc.arch = "znver2";
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gcc.tune = "znver2";
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};
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rv64_zba_zbb =
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riscv64-linux
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// {
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gcc.arch = "rv64gc_zba_zbb";
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gcc.tune = "sifive-u74";
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};
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};
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pkgs-unpatched = import nixpkgs-unpatched' {
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inherit system;
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overlays = [
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(_: _: {
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nixpkgs-unpatched = nixpkgs-unpatched';
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})
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(import ./overlay.nix)
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];
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config.contentAddressedByDefault = true;
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};
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pkgsFor = system: args:
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import nixpkgs (args
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// {
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localSystem = localSystems.${system};
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overlays = [
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(_: _: {
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nixpkgs-unpatched = nixpkgs-unpatched';
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})
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(import ./overlay.nix)
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];
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});
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keepBuilt = system: let
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pkgs = pkgsFor system {};
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in {
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inherit (pkgs) nixos-rebuild;
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};
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in {
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inherit (pkgs-unpatched) nixpkgs;
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inherit pkgsFor;
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x86_64-linux = keepBuilt "x86_64-linux";
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aarch64-linux = keepBuilt "aarch64-linux";
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default = keepBuilt "default";
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skylake = keepBuilt "skylake";
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skylake-avx512 = keepBuilt "skylake-avx512";
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neoverse-n1 = keepBuilt "neoverse-n1";
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znver1 = keepBuilt "znver1";
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znver2 = keepBuilt "znver2";
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rv64_zba_zbb = keepBuilt "rv64_zba_zbb";
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}
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