Support running arm code on x86.

nix/configuration/configuration.nix

@@ -22,6 +22,7 @@
     ./roles/docker
     ./roles/ecc
     ./roles/emacs
+    ./roles/emulate_isa
     ./roles/firefox
     ./roles/firewall
     ./roles/flux
@@ -71,6 +72,7 @@
     ./roles/tekton
     ./roles/terraform
     ./roles/thunderbolt
+    ./roles/uutils
     ./roles/vnc_client
     ./roles/vscode
     ./roles/wasm
@@ -176,7 +178,7 @@
     nix-tree
     libarchive # bsdtar
     lsof
-    doas-sudo-shim # To support --use-remote-sudo for remote builds
+    doas-sudo-shim # To support --sudo for remote builds
     dmidecode # Read SMBIOS information.
     ipcalc
     gptfdisk # for cgdisk

nix/configuration/hosts/hydra/DEPLOY_BOOT

@@ -14,6 +14,6 @@ nix flake update zsh-histdb --flake "$DIR/../../"
 nix flake update ansible-sshjail --flake "$DIR/../../"
 for f in /persist/manual/manual_add_to_store/*; do nix-store --add-fixed sha256 "$f"; done
 
-nixos-rebuild boot --flake "$DIR/../../#hydra" --target-host "$TARGET" --build-host "$TARGET" --fast --use-remote-sudo --max-jobs "$JOBS" --log-format internal-json -v "${@}" |& nom --json
+nixos-rebuild boot --flake "$DIR/../../#hydra" --target-host "$TARGET" --build-host "$TARGET" --fast --sudo --max-jobs "$JOBS" --log-format internal-json -v "${@}" |& nom --json
 
 # rsync -av --progress --delete --exclude=.git "$DIR/../../../configuration" "talexander@${TARGET}:/persist/manual/" && ssh talexander@${TARGET} 'cd /persist/manual/configuration && nix flake update zsh-histdb && nix flake update ansible-sshjail && doas nice -n 19 nixos-rebuild boot --flake /persist/manual/configuration#hydra'

nix/configuration/hosts/hydra/DEPLOY_SWITCH

@@ -14,6 +14,6 @@ nix flake update zsh-histdb --flake "$DIR/../../"
 nix flake update ansible-sshjail --flake "$DIR/../../"
 for f in /persist/manual/manual_add_to_store/*; do nix-store --add-fixed sha256 "$f"; done
 
-nixos-rebuild switch --flake "$DIR/../../#hydra" --target-host "$TARGET" --build-host "$TARGET" --fast --use-remote-sudo --max-jobs "$JOBS" --log-format internal-json -v "${@}" |& nom --json
+nixos-rebuild switch --flake "$DIR/../../#hydra" --target-host "$TARGET" --build-host "$TARGET" --fast --sudo --max-jobs "$JOBS" --log-format internal-json -v "${@}" |& nom --json
 
 # rsync -av --progress --delete --exclude=.git "$DIR/../../../configuration" "talexander@${TARGET}:/persist/manual/" && ssh talexander@${TARGET} 'cd /persist/manual/configuration && nix flake update zsh-histdb && nix flake update ansible-sshjail && doas nice -n 19 nixos-rebuild switch --flake /persist/manual/configuration#hydra'

nix/configuration/hosts/ionlybootzfs/DEPLOY_BOOT

@@ -14,6 +14,6 @@ nix flake update zsh-histdb --flake "$DIR/../../"
 nix flake update ansible-sshjail --flake "$DIR/../../"
 for f in /persist/manual/manual_add_to_store/*; do nix-store --add-fixed sha256 "$f"; done
 
-nixos-rebuild boot --flake "$DIR/../../#ionlybootzfs" --target-host "$TARGET" --build-host "$TARGET" --fast --use-remote-sudo --max-jobs "$JOBS" --log-format internal-json -v "${@}" |& nom --json
+nixos-rebuild boot --flake "$DIR/../../#ionlybootzfs" --target-host "$TARGET" --build-host "$TARGET" --fast --sudo --max-jobs "$JOBS" --log-format internal-json -v "${@}" |& nom --json
 
 # rsync -av --progress --delete --exclude=.git "$DIR/../../../configuration" "talexander@${TARGET}:/persist/manual/" && ssh talexander@${TARGET} 'cd /persist/manual/configuration && nix flake update zsh-histdb && nix flake update ansible-sshjail && doas nice -n 19 nixos-rebuild boot --flake /persist/manual/configuration#ionlybootzfs'

nix/configuration/hosts/ionlybootzfs/DEPLOY_SWITCH

@@ -14,6 +14,6 @@ nix flake update zsh-histdb --flake "$DIR/../../"
 nix flake update ansible-sshjail --flake "$DIR/../../"
 for f in /persist/manual/manual_add_to_store/*; do nix-store --add-fixed sha256 "$f"; done
 
-nixos-rebuild switch --flake "$DIR/../../#ionlybootzfs" --target-host "$TARGET" --build-host "$TARGET" --fast --use-remote-sudo --max-jobs "$JOBS" --log-format internal-json -v "${@}" |& nom --json
+nixos-rebuild switch --flake "$DIR/../../#ionlybootzfs" --target-host "$TARGET" --build-host "$TARGET" --fast --sudo --max-jobs "$JOBS" --log-format internal-json -v "${@}" |& nom --json
 
 # rsync -av --progress --delete --exclude=.git "$DIR/../../../configuration" "talexander@${TARGET}:/persist/manual/" && ssh talexander@${TARGET} 'cd /persist/manual/configuration && nix flake update zsh-histdb && nix flake update ansible-sshjail && doas nice -n 19 nixos-rebuild switch --flake /persist/manual/configuration#ionlybootzfs'

nix/configuration/hosts/neelix/DEPLOY_BOOT

@@ -14,6 +14,6 @@ nix flake update zsh-histdb --flake "$DIR/../../"
 nix flake update ansible-sshjail --flake "$DIR/../../"
 for f in /persist/manual/manual_add_to_store/*; do nix-store --add-fixed sha256 "$f"; done
 
-nixos-rebuild boot --flake "$DIR/../../#neelix" --target-host "$TARGET" --build-host "$TARGET" --fast --use-remote-sudo --max-jobs "$JOBS" --log-format internal-json -v "${@}" |& nom --json
+nixos-rebuild boot --flake "$DIR/../../#neelix" --target-host "$TARGET" --build-host "$TARGET" --fast --sudo --max-jobs "$JOBS" --log-format internal-json -v "${@}" |& nom --json
 
 # rsync -av --progress --delete --exclude=.git "$DIR/../../../configuration" "talexander@${TARGET}:/persist/manual/" && ssh talexander@${TARGET} 'cd /persist/manual/configuration && nix flake update zsh-histdb && nix flake update ansible-sshjail && doas nice -n 19 nixos-rebuild boot --flake /persist/manual/configuration#neelix'

nix/configuration/hosts/neelix/DEPLOY_SWITCH

@@ -14,6 +14,6 @@ nix flake update zsh-histdb --flake "$DIR/../../"
 nix flake update ansible-sshjail --flake "$DIR/../../"
 for f in /persist/manual/manual_add_to_store/*; do nix-store --add-fixed sha256 "$f"; done
 
-nixos-rebuild switch --flake "$DIR/../../#neelix" --target-host "$TARGET" --build-host "$TARGET" --fast --use-remote-sudo --max-jobs "$JOBS" --log-format internal-json -v "${@}" |& nom --json
+nixos-rebuild switch --flake "$DIR/../../#neelix" --target-host "$TARGET" --build-host "$TARGET" --fast --sudo --max-jobs "$JOBS" --log-format internal-json -v "${@}" |& nom --json
 
 # rsync -av --progress --delete --exclude=.git "$DIR/../../../configuration" "talexander@${TARGET}:/persist/manual/" && ssh talexander@${TARGET} 'cd /persist/manual/configuration && nix flake update zsh-histdb && nix flake update ansible-sshjail && doas nice -n 19 nixos-rebuild switch --flake /persist/manual/configuration#neelix'

nix/configuration/hosts/odo/DEPLOY_BOOT

@@ -14,6 +14,6 @@ nix flake update zsh-histdb --flake "$DIR/../../"
 nix flake update ansible-sshjail --flake "$DIR/../../"
 for f in /persist/manual/manual_add_to_store/*; do nix-store --add-fixed sha256 "$f"; done
 
-nixos-rebuild boot --flake "$DIR/../../#odo" --target-host "$TARGET" --build-host "$TARGET" --fast --use-remote-sudo --max-jobs "$JOBS" --log-format internal-json -v "${@}" |& nom --json
+nixos-rebuild boot --flake "$DIR/../../#odo" --target-host "$TARGET" --build-host "$TARGET" --fast --sudo --max-jobs "$JOBS" --log-format internal-json -v "${@}" |& nom --json
 
 # rsync -av --progress --delete --exclude=.git "$DIR/../../../configuration" "talexander@${TARGET}:/persist/manual/" && ssh talexander@${TARGET} 'cd /persist/manual/configuration && nix flake update zsh-histdb && nix flake update ansible-sshjail && doas nice -n 19 nixos-rebuild boot --flake /persist/manual/configuration#odo'

nix/configuration/hosts/odo/DEPLOY_SWITCH

@@ -14,6 +14,6 @@ nix flake update zsh-histdb --flake "$DIR/../../"
 nix flake update ansible-sshjail --flake "$DIR/../../"
 for f in /persist/manual/manual_add_to_store/*; do nix-store --add-fixed sha256 "$f"; done
 
-nixos-rebuild switch --flake "$DIR/../../#odo" --target-host "$TARGET" --build-host "$TARGET" --fast --use-remote-sudo --max-jobs "$JOBS" --log-format internal-json -v "${@}" |& nom --json
+nixos-rebuild switch --flake "$DIR/../../#odo" --target-host "$TARGET" --build-host "$TARGET" --fast --sudo --max-jobs "$JOBS" --log-format internal-json -v "${@}" |& nom --json
 
 # rsync -av --progress --delete --exclude=.git "$DIR/../../../configuration" "talexander@${TARGET}:/persist/manual/" && ssh talexander@${TARGET} 'cd /persist/manual/configuration && nix flake update zsh-histdb && nix flake update ansible-sshjail && doas nice -n 19 nixos-rebuild switch --flake /persist/manual/configuration#odo'

nix/configuration/hosts/odo/SELF_BOOT

@@ -9,4 +9,4 @@ DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 nix flake update zsh-histdb --flake "$DIR/../../"
 nix flake update ansible-sshjail --flake "$DIR/../../"
 for f in /persist/manual/manual_add_to_store/*; do nix-store --add-fixed sha256 "$f"; done
-nixos-rebuild boot --show-trace --use-remote-sudo --max-jobs "$JOBS" --flake "$DIR/../../#odo" --log-format internal-json -v "${@}" |& nom --json
+nixos-rebuild boot --show-trace --sudo --max-jobs "$JOBS" --flake "$DIR/../../#odo" --log-format internal-json -v "${@}" |& nom --json

nix/configuration/hosts/odo/SELF_BUILD

@@ -9,4 +9,4 @@ DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 nix flake update zsh-histdb --flake "$DIR/../../"
 nix flake update ansible-sshjail --flake "$DIR/../../"
 for f in /persist/manual/manual_add_to_store/*; do nix-store --add-fixed sha256 "$f"; done
-nixos-rebuild build --show-trace --use-remote-sudo --max-jobs "$JOBS" --flake "$DIR/../../#odo" --log-format internal-json -v "${@}" |& nom --json
+nixos-rebuild build --show-trace --sudo --max-jobs "$JOBS" --flake "$DIR/../../#odo" --log-format internal-json -v "${@}" |& nom --json

nix/configuration/hosts/odo/SELF_SWITCH

@@ -9,4 +9,4 @@ DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 nix flake update zsh-histdb --flake "$DIR/../../"
 nix flake update ansible-sshjail --flake "$DIR/../../"
 for f in /persist/manual/manual_add_to_store/*; do nix-store --add-fixed sha256 "$f"; done
-nixos-rebuild switch --show-trace --use-remote-sudo --max-jobs "$JOBS" --flake "$DIR/../../#odo" --log-format internal-json -v "${@}" |& nom --json
+nixos-rebuild switch --show-trace --sudo --max-jobs "$JOBS" --flake "$DIR/../../#odo" --log-format internal-json -v "${@}" |& nom --json

nix/configuration/hosts/odo/default.nix

@@ -15,111 +15,115 @@
     ./framework_module.nix
   ];
 
-  # Generate with `head -c4 /dev/urandom | od -A none -t x4`
-  networking.hostId = "908cbf04";
+  config = {
+    # Generate with `head -c4 /dev/urandom | od -A none -t x4`
+    networking.hostId = "908cbf04";
 
-  networking.hostName = "odo"; # Define your hostname.
+    networking.hostName = "odo"; # Define your hostname.
 
-  time.timeZone = "America/New_York";
-  i18n.defaultLocale = "en_US.UTF-8";
+    time.timeZone = "America/New_York";
+    i18n.defaultLocale = "en_US.UTF-8";
 
-  me.secureBoot.enable = true;
+    me.secureBoot.enable = true;
 
-  me.optimizations = {
-    enable = true;
-    arch = "znver4";
-    system_features = [
-      "gccarch-znver4"
-      "gccarch-skylake"
-      # "gccarch-alderlake" missing WAITPKG
-      "gccarch-x86-64-v3"
-      "gccarch-x86-64-v4"
-      "benchmark"
-      "big-parallel"
-      "kvm"
-      "nixos-test"
+    me.optimizations = {
+      enable = true;
+      arch = "znver4";
+      system_features = [
+        "gccarch-znver4"
+        "gccarch-skylake"
+        # "gccarch-alderlake" missing WAITPKG
+        "gccarch-x86-64-v3"
+        "gccarch-x86-64-v4"
+        "benchmark"
+        "big-parallel"
+        "kvm"
+        "nixos-test"
+      ];
+    };
+
+    # Early KMS
+    boot.initrd.kernelModules = [ "amdgpu" ];
+
+    # Mount tmpfs at /tmp
+    boot.tmp.useTmpfs = true;
+
+    environment.systemPackages = with pkgs; [
+      fw-ectool
+      framework-tool
     ];
+
+    # Enable light sensor
+    # hardware.sensor.iio.enable = lib.mkDefault true;
+
+    # Enable TRIM
+    # services.fstrim.enable = lib.mkDefault true;
+
+    me.alacritty.enable = true;
+    me.amd_s2idle.enable = true;
+    me.ansible.enable = true;
+    me.ares.enable = true;
+    me.bluetooth.enable = true;
+    me.chromecast.enable = true;
+    me.chromium.enable = true;
+    me.d2.enable = true;
+    me.direnv.enable = true;
+    me.docker.enable = false;
+    me.ecc.enable = false;
+    me.emacs_flavor = "full";
+    me.emulate_isa.enable = true;
+    me.firefox.enable = true;
+    me.flux.enable = true;
+    me.gcloud.enable = true;
+    me.git.config = ../../roles/git/files/gitconfig_home;
+    me.gnuplot.enable = true;
+    me.gpg.enable = true;
+    me.graphical = true;
+    me.graphics_card_type = "amd";
+    me.iso_mount.enable = true;
+    me.kanshi.enable = false;
+    me.kubernetes.enable = true;
+    me.latex.enable = true;
+    me.launch_keyboard.enable = true;
+    me.lvfs.enable = true;
+    me.media.enable = true;
+    me.nix_index.enable = true;
+    me.openpgp_card_tools.enable = true;
+    me.pcsx2.enable = true;
+    me.podman.enable = true;
+    me.python.enable = true;
+    me.qemu.enable = true;
+    me.rpcs3.enable = true;
+    me.rust.enable = true;
+    me.sequoia.enable = true;
+    me.shadps4.enable = true;
+    me.shikane.enable = true;
+    me.sops.enable = true;
+    me.sound.enable = true;
+    me.spaghettikart.enable = true;
+    me.steam.enable = true;
+    me.steam_run_free.enable = true;
+    me.sway.enable = true;
+    me.tekton.enable = true;
+    me.terraform.enable = true;
+    me.thunderbolt.enable = true;
+    me.uutils.enable = false;
+    me.vnc_client.enable = true;
+    me.vscode.enable = true;
+    me.wasm.enable = true;
+    me.waybar.enable = true;
+    me.wireguard.activated = [
+      "drmario"
+      "wgh"
+      "colo"
+    ];
+    me.wireguard.deactivated = [ "wgf" ];
+    me.yubikey.enable = true;
+    me.zrepl.enable = true;
+    me.zsh.enable = true;
+
+    me.sm64ex.enable = true;
+    me.shipwright.enable = true;
+    me.ship2harkinian.enable = true;
   };
-
-  # Early KMS
-  boot.initrd.kernelModules = [ "amdgpu" ];
-
-  # Mount tmpfs at /tmp
-  boot.tmp.useTmpfs = true;
-
-  environment.systemPackages = with pkgs; [
-    fw-ectool
-    framework-tool
-  ];
-
-  # Enable light sensor
-  # hardware.sensor.iio.enable = lib.mkDefault true;
-
-  # Enable TRIM
-  # services.fstrim.enable = lib.mkDefault true;
-
-  me.alacritty.enable = true;
-  me.amd_s2idle.enable = true;
-  me.ansible.enable = true;
-  me.ares.enable = true;
-  me.bluetooth.enable = true;
-  me.chromecast.enable = true;
-  me.chromium.enable = true;
-  me.d2.enable = true;
-  me.direnv.enable = true;
-  me.docker.enable = false;
-  me.ecc.enable = false;
-  me.emacs_flavor = "full";
-  me.firefox.enable = true;
-  me.flux.enable = true;
-  me.gcloud.enable = true;
-  me.git.config = ../../roles/git/files/gitconfig_home;
-  me.gnuplot.enable = true;
-  me.gpg.enable = true;
-  me.graphical = true;
-  me.graphics_card_type = "amd";
-  me.iso_mount.enable = true;
-  me.kanshi.enable = false;
-  me.kubernetes.enable = true;
-  me.latex.enable = true;
-  me.launch_keyboard.enable = true;
-  me.lvfs.enable = true;
-  me.media.enable = true;
-  me.nix_index.enable = true;
-  me.openpgp_card_tools.enable = true;
-  me.pcsx2.enable = true;
-  me.podman.enable = true;
-  me.python.enable = true;
-  me.qemu.enable = true;
-  me.rpcs3.enable = true;
-  me.rust.enable = true;
-  me.sequoia.enable = true;
-  me.shadps4.enable = true;
-  me.shikane.enable = true;
-  me.sops.enable = true;
-  me.sound.enable = true;
-  me.spaghettikart.enable = true;
-  me.steam.enable = true;
-  me.steam_run_free.enable = true;
-  me.sway.enable = true;
-  me.tekton.enable = true;
-  me.terraform.enable = true;
-  me.thunderbolt.enable = true;
-  me.vnc_client.enable = true;
-  me.vscode.enable = true;
-  me.wasm.enable = true;
-  me.waybar.enable = true;
-  me.wireguard.activated = [
-    "drmario"
-    "wgh"
-    "colo"
-  ];
-  me.wireguard.deactivated = [ "wgf" ];
-  me.yubikey.enable = true;
-  me.zrepl.enable = true;
-  me.zsh.enable = true;
-
-  me.sm64ex.enable = true;
-  me.shipwright.enable = true;
-  me.ship2harkinian.enable = true;
 }

nix/configuration/hosts/quark/DEPLOY_BOOT

@@ -14,6 +14,6 @@ nix flake update zsh-histdb --flake "$DIR/../../"
 nix flake update ansible-sshjail --flake "$DIR/../../"
 for f in /persist/manual/manual_add_to_store/*; do nix-store --add-fixed sha256 "$f"; done
 
-nixos-rebuild boot --flake "$DIR/../../#quark" --target-host "$TARGET" --build-host "$TARGET" --fast --use-remote-sudo --max-jobs "$JOBS" --log-format internal-json -v "${@}" |& nom --json
+nixos-rebuild boot --flake "$DIR/../../#quark" --target-host "$TARGET" --build-host "$TARGET" --fast --sudo --max-jobs "$JOBS" --log-format internal-json -v "${@}" |& nom --json
 
 # rsync -av --progress --delete --exclude=.git "$DIR/../../../configuration" "talexander@${TARGET}:/persist/manual/" && ssh talexander@${TARGET} 'cd /persist/manual/configuration && nix flake update zsh-histdb && nix flake update ansible-sshjail && doas nice -n 19 nixos-rebuild boot --flake /persist/manual/configuration#quark'

nix/configuration/hosts/quark/DEPLOY_SWITCH

@@ -14,6 +14,6 @@ nix flake update zsh-histdb --flake "$DIR/../../"
 nix flake update ansible-sshjail --flake "$DIR/../../"
 for f in /persist/manual/manual_add_to_store/*; do nix-store --add-fixed sha256 "$f"; done
 
-nixos-rebuild switch --flake "$DIR/../../#quark" --target-host "$TARGET" --build-host "$TARGET" --fast --use-remote-sudo --max-jobs "$JOBS" --log-format internal-json -v "${@}" |& nom --json
+nixos-rebuild switch --flake "$DIR/../../#quark" --target-host "$TARGET" --build-host "$TARGET" --fast --sudo --max-jobs "$JOBS" --log-format internal-json -v "${@}" |& nom --json
 
 # rsync -av --progress --delete --exclude=.git "$DIR/../../../configuration" "talexander@${TARGET}:/persist/manual/" && ssh talexander@${TARGET} 'cd /persist/manual/configuration && nix flake update zsh-histdb && nix flake update ansible-sshjail && doas nice -n 19 nixos-rebuild switch --flake /persist/manual/configuration#quark'

nix/configuration/hosts/quark/SELF_BOOT

@@ -9,4 +9,4 @@ DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 nix flake update zsh-histdb --flake "$DIR/../../"
 nix flake update ansible-sshjail --flake "$DIR/../../"
 for f in /persist/manual/manual_add_to_store/*; do nix-store --add-fixed sha256 "$f"; done
-nixos-rebuild boot --show-trace --use-remote-sudo --max-jobs "$JOBS" --flake "$DIR/../../#quark" --log-format internal-json -v "${@}" |& nom --json
+nixos-rebuild boot --show-trace --sudo --max-jobs "$JOBS" --flake "$DIR/../../#quark" --log-format internal-json -v "${@}" |& nom --json

nix/configuration/hosts/quark/SELF_BUILD

@@ -9,4 +9,4 @@ DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 nix flake update zsh-histdb --flake "$DIR/../../"
 nix flake update ansible-sshjail --flake "$DIR/../../"
 for f in /persist/manual/manual_add_to_store/*; do nix-store --add-fixed sha256 "$f"; done
-nixos-rebuild build --show-trace --use-remote-sudo --max-jobs "$JOBS" --flake "$DIR/../../#quark" --log-format internal-json -v "${@}" |& nom --json
+nixos-rebuild build --show-trace --sudo --max-jobs "$JOBS" --flake "$DIR/../../#quark" --log-format internal-json -v "${@}" |& nom --json

nix/configuration/hosts/quark/SELF_SWITCH

@@ -9,4 +9,4 @@ DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 nix flake update zsh-histdb --flake "$DIR/../../"
 nix flake update ansible-sshjail --flake "$DIR/../../"
 for f in /persist/manual/manual_add_to_store/*; do nix-store --add-fixed sha256 "$f"; done
-nixos-rebuild switch --show-trace --use-remote-sudo --max-jobs "$JOBS" --flake "$DIR/../../#quark" --log-format internal-json -v "${@}" |& nom --json
+nixos-rebuild switch --show-trace --sudo --max-jobs "$JOBS" --flake "$DIR/../../#quark" --log-format internal-json -v "${@}" |& nom --json

nix/configuration/hosts/quark/default.nix

@@ -10,7 +10,6 @@
     ./distributed_build.nix
     ./hardware-configuration.nix
     ./power_management.nix
-    ./wifi.nix
   ];
 
   config = {
@@ -65,6 +64,7 @@
     me.docker.enable = false;
     me.ecc.enable = true;
     me.emacs_flavor = "full";
+    me.emulate_isa.enable = true;
     me.firefox.enable = true;
     me.flux.enable = true;
     me.gcloud.enable = true;
@@ -101,6 +101,7 @@
     me.tekton.enable = true;
     me.terraform.enable = true;
     me.thunderbolt.enable = true;
+    me.uutils.enable = false;
     me.vnc_client.enable = true;
     me.vscode.enable = true;
     me.wasm.enable = true;

nix/configuration/hosts/quark/wifi.nix

@@ -1,16 +0,0 @@
-{
-  config,
-  lib,
-  pkgs,
-  ...
-}:
-
-{
-  imports = [ ];
-
-  config = {
-    environment.loginShellInit = lib.mkIf (!config.me.buildingIso) ''
-      doas iw dev wlan0 set power_save off
-    '';
-  };
-}

nix/configuration/roles/emulate_isa/default.nix

@@ -0,0 +1,33 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+
+{
+  imports = [ ];
+
+  options.me = {
+    emulate_isa.enable = lib.mkOption {
+      type = lib.types.bool;
+      default = false;
+      example = true;
+      description = "Whether we want to enable emulating other CPU architectures.";
+    };
+  };
+
+  config = lib.mkIf config.me.emulate_isa.enable (
+    lib.mkMerge [
+      {
+        boot.binfmt.emulatedSystems = [
+          "aarch64-linux" # Raspberry Pi gen 3
+          "riscv64-linux"
+          # TODO: Should "x86_64-linux" be in this list or should this list be dependent on the host CPU?
+          "armv6l-linux" # Raspberry Pi gen 1
+        ];
+      }
+    ]
+  );
+}
+# NOTE: build nixosConfigurations.<name>.config.system.build.sdImage

nix/configuration/roles/uutils/default.nix

@@ -0,0 +1,33 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+
+{
+  imports = [ ];
+
+  options.me = {
+    uutils.enable = lib.mkOption {
+      type = lib.types.bool;
+      default = false;
+      example = true;
+      description = "Whether we want to replace GNU coreutils with uutils (a rust drop-in replacement).";
+    };
+  };
+
+  config = lib.mkIf config.me.uutils.enable (
+    lib.mkMerge [
+      {
+        # environment.corePackages automatically installes coreutils-full, so merely installing uutils-coreutils-noprefix is insufficient for replacing GNU coreutils.
+        nixpkgs.overlays = [
+          (final: prev: {
+            coreutils = final.uutils-coreutils-noprefix;
+            coreutils-full = final.uutils-coreutils-noprefix;
+          })
+        ];
+      }
+    ]
+  );
+}