nix: Build on aarch64

config/nix/add_channels.sh

@@ -0,0 +1,6 @@
+#!/usr/bin/env bash
+
+# TODO Surely there's more elegant?
+nix-channel --add https://nixos.org/channels/nixos-23.05 nixpkgs
+nix-channel --add https://github.com/nix-community/home-manager/archive/release-23.05.tar.gz home-manager
+nix-channel --add https://github.com/NixOS/nixos-hardware/archive/master.tar.gz nixos-hardware

config/nix/build-pindakaas-image.sh

@@ -1,3 +1,20 @@
 #/usr/bin/env sh
+
+# Build a disk image for testing on pindakaas via sd card
+
 export NIXPKGS_ALLOW_UNFREE=1
-nix-build '<nixpkgs/nixos>' -A config.system.build.sdImage -I nixos-config=./pindakaas.nix
+extra=""
+if [ "$(uname -m)" != "aarch64" ]
+then
+    # If we have binfmt QEMU (https://nixos.wiki/wiki/NixOS_on_ARM#Compiling_through_binfmt_QEMU),
+    # we can pretend we're aarch64.
+    if [ -f /proc/sys/fs/binfmt_misc/qemu-aarch64 ]
+    then
+        extra="--argstr system aarch64-linux"
+    # Otherwise, use cross-compilation...
+    # theorically faster but doesn't use the cache and never got it to build a full customized image
+    else
+        extra="--argstr nixpkgs.crossSystem.system aarch64-linux"
+    fi
+fi
+nix-build '<nixpkgs/nixos>' -A config.system.build.sdImage -I nixos-config=./pindakaas.nix $extra --show-trace

config/nix/build-vm.sh

@@ -0,0 +1,18 @@
+#/usr/bin/env sh
+
+# Build a NixOS VM for testing
+#
+# For x86_64 hosts: use curacao config
+# For aarch64 hosts: use pindakaas config
+
+export NIXPKGS_ALLOW_UNFREE=1
+if [ "$(uname -m)" == "x86_64" ]
+then
+    config=./curacao.nix
+elif [ "$(uname -m)" == "aarch64" ]
+then
+    config=./pindakaas.nix
+fi
+nix-build '<nixpkgs/nixos>' -A vm \
+-I nixpkgs=channel:nixos-23.05 \
+-I nixos-config=${config}

config/nix/build.sh

@@ -1,5 +0,0 @@
-#/usr/bin/env sh
-export NIXPKGS_ALLOW_UNFREE=1
-nix-build '<nixpkgs/nixos>' -A vm \
--I nixpkgs=channel:nixos-23.05 \
--I nixos-config=./testvm.nix

config/nix/curacao.nix

@@ -5,6 +5,6 @@
     ./os/loader.nix
   ];
 
-  networking.hostName = "curacao.geoffrey.frogeye.fr";
+  networking.hostName = "curacao";
   frogeye.extra = true;
 }

config/nix/hm/common.nix

@@ -407,7 +407,8 @@ in
       moreutils
       man
       visidata
-      nodePackages.insect
+      # nodePackages.insect # FIXME Don't install on aarch64
+      # TODO Use whatever replaces insect
       translate-shell
       unzip
       unrar

config/nix/hm/desktop.nix

@@ -269,12 +269,13 @@
                     "d" = "exec ${autorandrmenu {title="Default profile"; option="--default"; builtin = true;}}, mode default";
                   } // return_bindings;
                 "${mode_temp}" = {
-                  "r" = "exec ${pkgs.sct}/bin/sct 1000";
-                  "d" = "exec ${pkgs.sct}/bin/sct 2000";
-                  "c" = "exec ${pkgs.sct}/bin/sct 4500";
-                  "o" = "exec ${pkgs.sct}/bin/sct";
-                  "a" = "exec ${pkgs.sct}/bin/sct 8000";
-                  "b" = "exec ${pkgs.sct}/bin/sct 10000";
+                  # "r" = "exec ${pkgs.sct}/bin/sct 1000";
+                  # "d" = "exec ${pkgs.sct}/bin/sct 2000";
+                  # "c" = "exec ${pkgs.sct}/bin/sct 4500";
+                  # "o" = "exec ${pkgs.sct}/bin/sct";
+                  # "a" = "exec ${pkgs.sct}/bin/sct 8000";
+                  # "b" = "exec ${pkgs.sct}/bin/sct 10000";
+                  # FIXME Not on aarch64
                 } // return_bindings;
               };
             window = {

config/nix/hm/dev.nix

@@ -1,5 +1,4 @@
-{ pkgs, ... }:
-{
+{ pkgs, ... }: {
   # TODO Separate in diffrent packages once the structure is finalized...
   # or connvert into per-directory requirements
   home.packages = with pkgs; [
@@ -29,7 +28,7 @@
     # FPGA
     yosys
     verilog
-    ghdl
+    # ghdl # TODO Not on aarch64
     gtkwave # TODO Display server only
 
     # Network

config/nix/hm/vim.nix

@@ -15,13 +15,13 @@ let
     };
     meta.homepage = "https://github.com/deris/vim-shot-f";
   };
-  quick-scope = pkgs.vimUtils.buildVimPluginFrom2Nix {
+  quick-scope = pkgs.vimUtils.buildVimPluginFrom2Nix rec {
     pname = "quick-scope";
     version = "2.6.1";
     src = pkgs.fetchFromGitHub {
-      owner = "deris";
+      owner = "unblevable";
       repo = "quick-scope";
-      rev = "2.6.1";
+      rev = "v${version}";
       sha256 = "iAPvIs/lhW+w5kFTZKaY97D/kfCGtqKrJVFvZ8cHu+c=";
     };
     meta.homepage = "https://github.com/unblevable/quick-scope";

config/nix/os/common.nix

@@ -1,5 +1,7 @@
 { pkgs, lib, ... }:
 {
+  networking.domain = "geoffrey.frogeye.fr";
+
   boot.loader.efi.canTouchEfiVariables = true;
 
   time.timeZone = "Europe/Amsterdam";

config/nix/os/wireless.nix

@@ -4,7 +4,7 @@
   # TODO This doesn't change anything, at least in the VM
   networking.wireless = {
     enable = true;
-    networks = builtins.fromJSON ./wireless/networks.json; # If this file doesn't exist, run ./wireless/import.py
+    networks = builtins.fromJSON (builtins.readFile ./wireless/networks.json); # If this file doesn't exist, run ./wireless/import.py
     extraConfig = ''
       country=NL
     '';

config/nix/pindakaas.nix

@@ -3,8 +3,7 @@
   imports = [
     # <nixos-hardware/pine64/pinebook-pro>
     <nixpkgs/nixos/modules/installer/sd-card/sd-image-aarch64.nix>
-    # ./os/loader.nix # Don't uncomment this before having put extra behind an option!
+    ./os/loader.nix
   ];
-  nixpkgs.crossSystem.system = "aarch64-linux";
-  # networking.hostName = "pindakaas.geoffrey.frogeye.fr";
+  networking.hostName = "pindakaas";
 }

config/nix/testvm.nix

@@ -1,9 +0,0 @@
-{ ... }:
-{
-  imports = [
-    ./os/loader.nix
-  ];
-
-  networking.hostName = "nixos";
-  frogeye.extra = true;
-}