From 79aad630d2e751da526f3cf69c95cdfa43f34e49 Mon Sep 17 00:00:00 2001
From: Donald Sebastian Leung <dl@m-labs.hk>
Date: Thu, 24 Sep 2020 15:11:24 +0800
Subject: [PATCH] Add shell.nix

---
 shell.nix | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 shell.nix

diff --git a/shell.nix b/shell.nix
new file mode 100644
index 0000000..aa91e92
--- /dev/null
+++ b/shell.nix
@@ -0,0 +1,17 @@
+let
+  pkgs = import <nixpkgs> {};
+  nmigen-latest = pkgs.python3Packages.nmigen.overrideAttrs(oa: {
+    src = pkgs.fetchFromGitHub {
+      owner = "m-labs";
+      repo = "nmigen";
+      rev = "39602ae3fdd143f3aa130278fb185cf3ff98d6da";
+      sha256 = "1b0rjbb6is6nzbcnxrwh5iv4k9xcac0ijq5kp47wdg9rhbnaa5w0";
+    };
+  });
+in
+  pkgs.mkShell {
+    buildInputs = [
+      (pkgs.python3.withPackages(ps: [nmigen-latest]))
+      pkgs.yosys pkgs.symbiyosys
+    ];
+  }