61 lines
1.6 KiB
Nix
61 lines
1.6 KiB
Nix
{
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description = "ECP5 toolchain template project";
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inputs = {
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nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
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};
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outputs = inputs@{ nixpkgs, ... }:
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let
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# litex-overlay = final: prev: {
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# pythonPackagesExtensions = prev.pythonPackagesExtensions ++ [
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# (python-final: python-prev: {
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# litex = python-final.callPackage (import ./litex.nix) { };
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# # can add more packages here!
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# })
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# ];
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# };
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litex-overlay = import ./litex;
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systems = [ "x86_64-linux" "aarch64-linux" "aarch64-darwin" "x86_64-darwin" ];
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forAllSystems = function:
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nixpkgs.lib.genAttrs systems (system: function (
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import nixpkgs {
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inherit system;
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config.allowUnfree = true;
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overlays = [
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litex-overlay
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]; # patches, version pins, new pkgs here.
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}
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));
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in {
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devShells = forAllSystems (pkgs: {
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default = pkgs.mkShell {
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packages = with pkgs; [
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(python3.withPackages (ps: with ps; [
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cocotb
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cocotb-bus
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litex
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litedram
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liteeth
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litescope
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pythondata-cpu-vexriscv
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pythondata-software-compiler_rt
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pythondata-software-picolibc
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amaranth
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]))
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yosys
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nextpnr
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# simulators
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verilog
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verilator
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# support package
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trellis
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# loader
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openfpgaloader
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ecpdap # easier to poke probes.
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];
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};
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});
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};
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}
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