builder: fix config

hosts/builder/hardware-configuration.nix

@@ -1,15 +1,4 @@
-# Do not modify this file!  It was generated by ‘nixos-generate-config’
-# and may be overwritten by future invocations.  Please make changes
-# to /etc/nixos/configuration.nix instead.
-{
-  config,
-  lib,
-  pkgs,
-  modulesPath,
-  ...
-}: {
-  imports = [(modulesPath + "/profiles/qemu-guest.nix")];
-
+{lib, ...}: {
   boot.initrd.availableKernelModules = [
     "ata_piix"
     "uhci_hcd"
@@ -35,4 +24,27 @@
   # networking.interfaces.ens18.useDHCP = lib.mkDefault true;
 
   nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+
+  # hardware.graphics = {
+  #   enable = true;
+  #   extraPackages = with pkgs; [
+  #     rocmPackages.clr.icd
+  #     linuxPackages.amdgpu-pro
+  #   ];
+  # };
+
+  # boot.kernelParams = [
+  #   "radeon.si_support=0"
+  #   "radeon.cik_support=1"
+  #   "amdgpu.si_support=0"
+  #   "amdgpu.cik_support=1"
+  # ];
+  # boot.extraModulePackages = with config.boot.kernelPackages; [ amdgpu-pro ];
+  # boot.blacklistedKernelModules = [ "radeon" ];
+
+  boot.loader.grub.enable = true;
+  boot.loader.grub.device = "/dev/sda";
+
+  # Emulated systems used as alternative to cross-compiling
+  boot.binfmt.emulatedSystems = ["aarch64-linux"];
 }