From 3fc3bd97f3c8221df22bf5415c923e4487846864 Mon Sep 17 00:00:00 2001
From: Chandler Swift <chandler@chandlerswift.com>
Date: Sun, 15 Sep 2024 21:56:05 -0500
Subject: [PATCH] Add binfmt config for aarch64

This may be able to be refactored once this PR is merged:

https://github.com/NixOS/nixpkgs/pull/334859

This configuration is based on this config:

https://github.com/jcaesar/sysflake/blob/182ca2c66ff0d1bcd4ba5f3032cca97bbb32da59/mod/binfmt.nix

linked from this comment:

https://github.com/NixOS/nixpkgs/issues/160300#issuecomment-2156003171
---
 oscar/configuration.nix | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/oscar/configuration.nix b/oscar/configuration.nix
index 23d0fd6..476881e 100644
--- a/oscar/configuration.nix
+++ b/oscar/configuration.nix
@@ -34,6 +34,13 @@
   boot.plymouth.enable = true;
   boot.plymouth.theme = "breeze";
 
+  boot.binfmt.emulatedSystems = [ "aarch64-linux" ];
+  boot.binfmt.registrations.aarch64-linux = {
+    interpreter = "${pkgs.pkgsStatic.qemu-user.override { hostCpuTargets = ["aarch64-linux-user"]; }}/bin/qemu-aarch64";
+    wrapInterpreterInShell = false;
+    fixBinary = true;
+  };
+
   boot.initrd.luks.devices."luks-ca2fdf0b-d385-498c-9f7d-f58368a65fd4".device = "/dev/disk/by-uuid/ca2fdf0b-d385-498c-9f7d-f58368a65fd4";
   networking.hostName = "oscar"; # Define your hostname.
   # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.