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Mads Fagerlund 2026-10-11 18:43:17 +02:00
parent e2085e0e86
commit 6f0b34ed75
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2 changed files with 19 additions and 274 deletions
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65
config/hypr/hyprland.conf
View file

@ -1,5 +1,3 @@
# -- Monitors & input defaults --
# Monitor layout is host-specific; written by the flake per host.
source = ~/.config/hypr/monitors.conf
device {
@ -7,14 +5,6 @@ device {
kb_options = caps:ctrl_modifier,grp:win_space_toggle
}
# TrackPoint (Corne nipple): hold middle button + move to scroll, joystick-style
device {
name = corne-tp
scroll_method = on_button_down
scroll_button = 274 # BTN_MIDDLE
scroll_button_lock = false # set true to toggle scroll on/off with a tap instead of holding
}
input {
kb_layout = us,dk
kb_options = grp:win_space_toggle
@ -27,7 +17,7 @@ input {
natural_scroll = true
scroll_factor = 0.9
tap-to-click = false
clickfinger_behavior = true # 2-finger click = right-click, 3-finger = middle (Mac-like)
clickfinger_behavior = true
disable_while_typing = true
}
}
@ -48,8 +38,6 @@ dwindle {
force_split = 2
}
# Apps don't get to maximize themselves: kitty (0.49) asks ~250ms after it
# maps, so every new terminal opened maximized. SUPER+F still works.
windowrule = match:class .*, suppress_event maximize
misc {
@ -63,25 +51,19 @@ ecosystem {
no_donation_nag = true
}
# -- Environment --
env = QT_QPA_PLATFORMTHEME,qt6ct
env = QT_STYLE_OVERRIDE,Adwaita-Dark
env = XDG_SCREENSHOTS_DIR,$HOME/Pictures/Screenshots
# hyprshot ignores XDG_SCREENSHOTS_DIR: it reads HYPRSHOT_DIR, else XDG_PICTURES_DIR,
# else $HOME. Without this, screenshots land loose in ~/Pictures.
env = HYPRSHOT_DIR,$HOME/Pictures/Screenshots
# -- Autostart --
exec-once = uwsm finalize
# Boot lands on the lock screen rather than an unlocked desktop. Unlocking it
# also unlocks the keyring (see security.pam.services.hyprlock in flake.nix).
exec-once = hyprlock
exec-once = swaybg -c '#16181a'
exec-once = GDK_BACKEND=wayland eww daemon
exec-once = systemctl --user start hyprpolkitagent
# -- Core --
bind = SUPER, Return, exec, kitty
bind = SUPER, A, exec, caffeine
bind = SUPER, D, exec, fuzzel
bind = SUPER, R, exec, eww open battery-popup
bindr = SUPER, R, exec, eww close battery-popup
@ -89,88 +71,45 @@ bind = SUPER, Q, killactive
bind = SUPER, F, fullscreen, 1
bind = SUPER SHIFT, Space, togglefloating
bind = SUPER, Escape, exec, hyprlock
# Amphetamine-style stay-awake toggle: idle + sleep + lid. See flake.nix.
bind = SUPER, A, exec, caffeine
# -- Floating panels --
# Each gets its own app_id so the rule below floats only these and not every
# terminal. Quit with the TUI's own `q`; no toggle wrapper.
#
# The float/size rule is in monitors.conf, generated per host: Hyprland 0.56
# `size` takes ONLY absolute pixels -- percentages are silently ignored (they
# parse fine and then do nothing), so the value depends on the resolution.
bind = SUPER, W, exec, kitty --class panel-wifi impala
bind = SUPER, E, exec, kitty --class panel-bt bluetui
# -- Focus --
bind = SUPER, h, movefocus, l
bind = SUPER, j, movefocus, d
bind = SUPER, k, movefocus, u
bind = SUPER, l, movefocus, r
# -- Move windows --
bind = SUPER SHIFT, h, movewindow, l
bind = SUPER SHIFT, j, movewindow, d
bind = SUPER SHIFT, k, movewindow, u
bind = SUPER SHIFT, l, movewindow, r
# -- Workspaces (AeroSpace-style) --
# Each workspace lives on one monitor. SUPER+N shows N on its monitor and
# focuses it, leaving the other screens alone; a new workspace opens on the
# focused monitor. SUPER+ALT+h/l carries a workspace to another monitor.
bind = SUPER, 1, workspace, 1
bind = SUPER, 2, workspace, 2
bind = SUPER, 3, workspace, 3
bind = SUPER, 4, workspace, 4
bind = SUPER, 5, workspace, 5
# Send the window without following it, like AeroSpace's move-node-to-workspace.
bind = SUPER SHIFT, 1, movetoworkspacesilent, 1
bind = SUPER SHIFT, 2, movetoworkspacesilent, 2
bind = SUPER SHIFT, 3, movetoworkspacesilent, 3
bind = SUPER SHIFT, 4, movetoworkspacesilent, 4
bind = SUPER SHIFT, 5, movetoworkspacesilent, 5
# AeroSpace's alt-tab / alt-shift-tab: previous workspace, and send the
# current workspace to the next monitor (+1 wraps past the last one).
bind = SUPER, Tab, workspace, previous
bind = SUPER SHIFT, Tab, movecurrentworkspacetomonitor, +1
bind = SUPER ALT, Tab, movecurrentworkspacetomonitor, +1
# -- Move current workspace to another monitor --
bind = SUPER ALT, h, movecurrentworkspacetomonitor, l
bind = SUPER ALT, l, movecurrentworkspacetomonitor, r
# -- Resize (hold for repeat) --
binde = SUPER CTRL, h, resizeactive, -40 0
binde = SUPER CTRL, j, resizeactive, 0 40
binde = SUPER CTRL, k, resizeactive, 0 -40
binde = SUPER CTRL, l, resizeactive, 40 0
# -- Mouse --
bindm = SUPER, mouse:272, movewindow
bindm = SUPER, mouse:273, resizewindow
# -- Audio (bindel: locked + repeat; bindl: locked, no repeat) --
bindel = , XF86AudioRaiseVolume, exec, wpctl set-volume -l 1.0 @DEFAULT_AUDIO_SINK@ 5%+
bindel = , XF86AudioLowerVolume, exec, wpctl set-volume @DEFAULT_AUDIO_SINK@ 5%-
bindl = , XF86AudioMute, exec, wpctl set-mute @DEFAULT_AUDIO_SINK@ toggle
bindl = , XF86AudioMicMute, exec, wpctl set-mute @DEFAULT_AUDIO_SOURCE@ toggle
# -- Brightness --
bindel = , XF86MonBrightnessUp, exec, brightnessctl set 5%+
bindel = , XF86MonBrightnessDown, exec, brightnessctl set 5%-
# -- Media --
bindl = , XF86AudioPlay, exec, playerctl play-pause
bindl = , XF86AudioNext, exec, playerctl next
bindl = , XF86AudioPrev, exec, playerctl previous
# -- Screenshots --
# Super+Ctrl+S: focused monitor -> file + clipboard
bind = SUPER CTRL, S, exec, hyprshot -m output
# Super+Shift+S: region (screen frozen while selecting) -> file + clipboard
bind = SUPER SHIFT, S, exec, hyprshot -m region -z

226
flake.nix
View file

@ -24,38 +24,10 @@
inputs.nixpkgs.follows = "nixpkgs";
inputs.home-manager.follows = "home-manager";
};
# linear-tui has no flake of its own, so take the source and build it below.
# Pinned to a tag; `nix flake update` moves it and records the hash in
# flake.lock, so there is no sha256 to maintain by hand.
linear-tui-src = {
url = "github:k1-c/linear-tui/v0.13.0";
flake = false;
};
};
outputs = { self, nixpkgs, apple-silicon, home-manager, firefox-addons, zen-browser, linear-tui-src, ... }:
outputs = { self, nixpkgs, apple-silicon, home-manager, firefox-addons, zen-browser, ... }:
let
# linear-tui, built from the pinned source input above. Upstream ships no
# flake and it is not in nixpkgs, but it has a committed Cargo.lock, so
# cargoLock.lockFile covers the dependency hashes with nothing to vendor.
#
# No OpenSSL/pkg-config needed: the crate selects reqwest's rustls
# backend on purpose, and takes its trust roots from the OS store.
linearTui = pkgs: pkgs.rustPlatform.buildRustPackage {
pname = "linear-tui";
version = "0.13.0";
src = linear-tui-src;
cargoLock.lockFile = "${linear-tui-src}/Cargo.lock";
# One test (a_worktree_belongs_to_its_repository) shells out to `git`,
# which the build sandbox lacks -- it panics on NotFound unwrapping
# Command::new("git"). Supplying git lets all 512 tests run.
nativeCheckInputs = [ pkgs.git ];
meta.mainProgram = "linear-tui";
};
# ───────────────────── shared home-manager user ─────────────────────
home = { pkgs, osConfig, ... }: {
imports = [ zen-browser.homeModules.beta ];
home.stateVersion = "25.11";
@ -65,9 +37,6 @@
package = pkgs.eww;
};
# Raw configs that stay files (no good native module).
# `hypr` is recursive so we can drop a host-specific monitors.conf in
# alongside the shared files (hyprland.conf `source`s it).
xdg.configFile = {
"hypr" = { source = ./config/hypr; recursive = true; };
"hypr/monitors.conf".text =
@ -96,17 +65,6 @@
"fuzzel".source = ./config/fuzzel;
};
# Launcher hygiene. These .desktop entries ship with packages we do want,
# but they are noise in fuzzel. A NoDisplay entry in XDG_DATA_HOME
# shadows the package's own copy, which is the only way to hide one
# without patching the package.
#
# Deliberately home.file and NOT xdg.desktopEntries: that option only
# emits anything when xdg.enable = true, which we don't set, so it
# silently produces no files at all.
# nvim - neovim's "Neovim wrapper" entry; we only launch it from a terminal
# uuctl - uwsm's systemd-user-unit picker, pulled in by withUWSM
home.file = {
".local/share/applications/nvim.desktop".text = ''
[Desktop Entry]
@ -122,10 +80,6 @@
'';
};
# Notification daemon. Nothing owned org.freedesktop.Notifications before
# this, so notify-send failed outright: hyprshot's "Screenshot saved"
# toasts went nowhere, and kitty logged a DBus ServiceUnknown error on
# every launch. Colours match the cyberdream kitty theme above.
services.mako = {
enable = true;
settings = {
@ -147,8 +101,6 @@
enable = true;
settings = {
font_size = "11.5";
# cyberdream theme
background = "#16181a";
foreground = "#ffffff";
cursor = "#ffffff";
@ -188,26 +140,20 @@
hyprcursor.enable = true;
};
# Dark GTK apps (file dialogs, etc).
gtk = {
enable = true;
theme = { name = "Adwaita-dark"; package = pkgs.gnome-themes-extra; };
gtk3.extraConfig.gtk-application-prefer-dark-theme = 1;
gtk4.extraConfig.gtk-application-prefer-dark-theme = 1;
# Adopt the new default: don't force a theme on GTK4/libadwaita apps
# (dark still applies via prefer-dark-theme above). Silences the
# stateVersion < 26.05 legacy-default warning.
gtk4.theme = null;
};
# Neovim: init.lua verbatim; plugins + LSP pinned by Nix.
programs.neovim = {
enable = true;
withPython3 = false;
withRuby = false;
withNodeJs = false;
initLua = "vim.g.nix_managed = true\n"
+ builtins.readFile ./config/nvim/init.lua;
initLua = builtins.readFile ./config/nvim/init.lua;
plugins = with pkgs.vimPlugins; [
nvim-web-devicons cyberdream-nvim oil-nvim nvim-lspconfig
typst-preview-nvim blink-cmp Navigator-nvim
@ -222,7 +168,6 @@
];
};
# Zen browser + Tridactyl, extensions pinned (works on aarch64 + x86).
programs.zen-browser = {
enable = true;
setAsDefaultBrowser = true;
@ -230,16 +175,11 @@
settings = {
"browser.newtabpage.enabled" = false;
"privacy.donottrackheader.enabled" = true;
"signon.rememberSignons" = false;
# Dark mode
"browser.theme.toolbar-theme" = 0;
"browser.theme.content-theme" = 0;
"layout.css.prefers-color-scheme.content-override" = 0;
"ui.systemUsesDarkTheme" = 1;
};
# Re-instantiate pkgs with the firefox-addons overlay + allowUnfree so
# the (unfree) 1Password addon evaluates under *our* config.
extensions.packages = let
addonsPkgs = import pkgs.path {
inherit (pkgs.stdenv.hostPlatform) system;
@ -254,7 +194,6 @@
};
};
# zsh + starship, no framework.
programs.zsh = {
enable = true;
autosuggestion.enable = true;
@ -263,17 +202,12 @@
};
programs.starship.enable = true;
# SSH auth via the 1Password agent — private keys stay in the vault,
# never on disk or in the Nix store.
programs.ssh = {
enable = true;
enableDefaultConfig = false;
settings."*".IdentityAgent = "~/.1password/agent.sock";
};
# git identity + SSH commit signing through 1Password's op-ssh-sign.
programs.git = {
enable = true;
settings = {
@ -281,12 +215,9 @@
user.email = "mads@deepvis.ai";
user.signingkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIAPlpVGZLhfrJqh2j5q3reyGOPQQ9BgW8syQ28tYjlg2";
gpg.format = "ssh";
# NixOS store path — NOT 1Password's suggested /opt/1Password/... which doesn't exist here.
"gpg \"ssh\"".program =
"${pkgs._1password-gui}/share/1password/op-ssh-sign";
commit.gpgsign = true;
# Transparently use SSH (1Password agent) for the deepvis server,
# so existing HTTPS remotes need no manual `git remote set-url`.
url."git@git.deepvis.ai:".insteadOf = "https://git.deepvis.ai/";
};
};
@ -294,34 +225,14 @@
home.packages = with pkgs; [ ripgrep fd tridactyl-native lazygit rustc cargo clippy rustfmt rust-analyzer claude-code gcc bluetui impala postgresql fastfetch (linearTui pkgs) ];
};
# ───────────────────── shared system (both hosts) ─────────────────────
common = { pkgs, ... }: {
nix.settings.experimental-features = [ "nix-command" "flakes" ];
# Trusted so client-side nix config takes effect — substituters and
# remote builders are trusted settings, silently ignored for anyone
# else. A cache that appears to do nothing is the usual symptom.
nix.settings.trusted-users = [ "mads" ];
# The deepvis binary cache: the embedded flakes in models/ort-nix
# (onnxruntime built from source, a CUDA training env) are hours of
# work to build and seconds to substitute.
nix.settings.extra-substituters = [ "https://deepvis.cachix.org" ];
nix.settings.extra-trusted-public-keys = [
"deepvis.cachix.org-1:UE/H6ERLwqhSqubzh8+pzl9eTm0kpMExGe0ym6fENp8="
];
# Private cache, so reads need a token. nix refuses `netrc-file` on
# the command line under the daemon, and a token in the substituter
# URL would land in the process table — a root-owned 0600 netrc is
# the only form the calling process cannot read.
nix.settings.netrc-file = "/etc/nix/netrc";
# x86_64 derivations build off this machine rather than under local
# qemu emulation, and aarch64 ones go out too when the local
# machine is busy.
#
# The host keys are pinned system-wide because the ssh'ing party is
# the root daemon, which has no known_hosts and never gets a tty to
# answer a trust prompt.
programs.ssh.knownHosts."builder" = {
extraHostNames = [ "5.9.71.104" "builder.tailf5eaab.ts.net" ];
publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIHnKIrxYtlovvYGgkpEZXY8wG/CuSLMGOM/84eIlyeVW";
@ -334,51 +245,18 @@
{
hostName = "builder";
sshUser = "builder";
# The daemon (root) does the ssh'ing, so it needs an explicit
# on-disk key — it has no access to a user's agent.
sshKey = "/home/mads/.ssh/id_ed25519";
protocol = "ssh-ng";
system = "x86_64-linux";
maxJobs = 16;
supportedFeatures = [ "big-parallel" "kvm" "nixos-test" ];
}
# nixbuild.net, for both architectures. Listed after `builder` so
# the machine we already pay for is preferred.
#
# Every feature it supports is advertised, not just the two in the
# quickstart: nix only sends a derivation to a builder claiming
# *every* feature that derivation requires, so omitting `kvm` or
# `nixos-test` would silently route those back to local builds.
{
hostName = "eu.nixbuild.net";
sshUser = "root";
sshKey = "/home/mads/.ssh/id_ed25519";
protocol = "ssh-ng";
system = "x86_64-linux";
maxJobs = 100;
supportedFeatures = [ "benchmark" "big-parallel" "ca-derivations" "kvm" "nixos-test" ];
}
{
hostName = "eu.nixbuild.net";
sshUser = "root";
sshKey = "/home/mads/.ssh/id_ed25519";
protocol = "ssh-ng";
system = "aarch64-linux";
maxJobs = 100;
supportedFeatures = [ "benchmark" "big-parallel" "ca-derivations" "kvm" "nixos-test" ];
}
];
# iwd owns Wi-Fi (driven from impala, which is iwd-only); networkd does
# DHCP and resolved does DNS. No NetworkManager: running it on top of
# iwd meant two managers with separate saved networks, which ended in
# "Secrets were required, but not provided".
networking.wireless.iwd.enable = true;
networking.useNetworkd = true; # DHCP on any ethernet/wifi by default
systemd.network.wait-online.anyInterface = true; # one link up is enough
networking.useNetworkd = true;
systemd.network.wait-online.anyInterface = true;
# iwd only reads /var/lib/iwd. C = copy once, so a password added to
# the file later (or via impala) is never overwritten.
systemd.tmpfiles.rules = [
"C /var/lib/iwd/eduroam.8021x 0600 root root - ${pkgs.writeText "eduroam.8021x" ''
[Security]
@ -389,26 +267,17 @@
''}"
];
# Secret Service (org.freedesktop.secrets) provider, D-Bus-activated on
# demand. Without it 1Password can't persist the 2FA device token
# ("unable to save your two-factor token") and re-prompts every unlock.
services.gnome.gnome-keyring.enable = true;
programs._1password.enable = true;
programs._1password-gui = {
enable = true;
polkitPolicyOwners = [ "mads" ];
};
# Zen (a Firefox fork) runs as "zen-beta"; 1Password only trusts an
# allowlist of browser process names, so add it or the extension can't
# unlock via the desktop app. Manifest already lives in ~/.mozilla.
environment.etc."1password/custom_allowed_browsers".text = ''
zen-beta
'';
services.tailscale.enable = true;
# Tailscale SSH: keyless, portless SSH gated by tailnet ACLs.
# Needs a matching "ssh" rule in the admin console to actually permit access.
services.tailscale.extraUpFlags = [ "--ssh" ];
time.timeZone = "Europe/Copenhagen"; # set yours
@ -417,35 +286,11 @@
programs.hyprland = { enable = true; withUWSM = true; };
programs.hyprlock.enable = true;
# Every GUI app lives in the one wayland-wm@hyprland.service cgroup, so
# with systemd's default OOMPolicy=stop a kernel OOM-kill of ANY process
# in it stops the whole unit -- compositor included. 1Password was always
# the victim (highest oom_score_adj), but losing it killed the entire
# desktop, and uwsm sets Restart=no, so nothing came back. It read as
# "Hyprland crashed" when the compositor was never at fault.
#
# continue: log the kill, lose that one app, keep the session. Merges
# into the drop-in the uwsm module already generates for this unit.
systemd.user.services."wayland-wm@".serviceConfig.OOMPolicy = "continue";
# Autologin means no password reaches PAM at login, so the gnome-keyring
# login keyring is never created or unlocked -- which is why 1Password
# could not persist its 2FA device token and re-prompted the YubiKey
# every unlock. Putting pam_gnome_keyring in hyprlock's stack instead
# makes the lock screen we already have do that job, so there is still
# exactly one password prompt and no second login screen.
security.pam.services.hyprlock.enableGnomeKeyring = true;
services.hypridle.enable = true;
# ── Amphetamine-style "stay awake" ──
# caffeine.service holds ONE logind block-inhibitor covering all three
# ways this machine can go dark:
# idle -> hypridle stops counting (no blank, no hyprlock)
# sleep -> suspend requests are refused
# handle-lid-switch -> closing the lid does nothing
# systemd owns the process, so "is it on?" is just "is the unit
# active?" -- no pidfile, and it can't be orphaned. Deliberately no
# wantedBy: it only ever starts via SUPER+A or the `caffeine` command.
systemd.user.services.caffeine = {
description = "Caffeine - inhibit idle, sleep and lid-switch";
serviceConfig = {
@ -459,8 +304,6 @@
extraPortals = [ pkgs.xdg-desktop-portal-hyprland ];
};
# greetd autologins mads straight into Hyprland (via uwsm).
services.greetd = {
enable = true;
settings = {
@ -473,8 +316,6 @@
hardware.bluetooth.enable = true;
programs.zsh.enable = true;
# No NixOS manual: it puts a "NixOS Manual" entry in the launcher and we
# read the docs on the web. man pages are unaffected.
documentation.nixos.enable = false;
fonts.packages = [ pkgs.nerd-fonts.jetbrains-mono ];
@ -484,7 +325,6 @@
wl-clipboard grim slurp swaybg brightnessctl playerctl hyprshot
hyprpolkitagent xdg-utils
# Front-end for caffeine.service (above). Bound to SUPER+A.
(writeShellApplication {
name = "caffeine";
runtimeInputs = [ systemd ];
@ -524,14 +364,12 @@
isNormalUser = true;
extraGroups = [ "wheel" "video" "docker" ];
shell = pkgs.zsh;
initialPassword = "changeme"; # CHANGE after first boot (`passwd`)
initialPassword = "changeme";
};
system.stateVersion = "25.11";
home-manager.useGlobalPkgs = true;
home-manager.useUserPackages = true;
# Back up (don't clobber) any pre-existing files HM wants to manage.
home-manager.backupFileExtension = "hm-bak";
home-manager.users.mads = home;
};
@ -550,69 +388,45 @@
in
{
nixosConfigurations = {
# ── Apple Silicon MacBook (Asahi) ──
mbp = mkHost {
system = "aarch64-linux";
modules = [
apple-silicon.nixosModules.apple-silicon-support
./hosts/mbp/hardware-configuration.nix # generated on the Mac
./hosts/mbp/hardware-configuration.nix
({ ... }: {
networking.hostName = "mbp";
# Wi-Fi/BT firmware, vendored (a pure flake can't read /boot/asahi).
hardware.asahi.peripheralFirmwareDirectory = ./firmware;
hardware.asahi.enable = true;
boot.loader.systemd-boot.enable = true;
boot.loader.systemd-boot.configurationLimit = 3; # 500M ESP is small
boot.loader.systemd-boot.configurationLimit = 3;
boot.extraModprobeConfig = "options hid_apple fnmode=1";
boot.blacklistedKernelModules = [ "pcspkr" ];
# Root is btrfs (p8). A scrub re-reads every block and verifies its
# checksum, which is the only way bit rot on this SSD surfaces before
# something tries to read the damaged file. Metadata is DUP, so a bad
# metadata block gets repaired from its copy automatically.
services.btrfs.autoScrub = {
enable = true;
interval = "monthly";
fileSystems = [ "/" ];
};
# 15G of RAM and no swap at all: a `nixos-rebuild` forks ~60 nix
# evaluators, and stacked on a browser and a few editor sessions
# that was enough to exhaust it. The kernel then OOM-killed a
# process inside wayland-wm@hyprland.service, and systemd's default
# OOMPolicy=stop tore the whole graphical session down with it.
#
# zram rather than a swapfile, because root is compress=zstd and a
# btrfs swapfile needs its own nodatacow, uncompressed subvolume.
zramSwap = {
enable = true;
memoryPercent = 50; # 7.6G of backing store, ~a third of that in real RAM
memoryPercent = 50;
};
# Swapping to RAM is cheap, so let the kernel compress anon pages
# rather than evict page cache. At the OOM above, cache had already
# been squeezed to 40M while 13G sat in anon and nothing was
# reclaimable — the default swappiness of 60 gets that backwards here.
boot.kernel.sysctl = {
"vm.swappiness" = 180;
"vm.page-cluster" = 0; # zram has no seek penalty, so no readahead
"vm.page-cluster" = 0;
};
# Build x86_64 derivations (packing-station iso/deploys) via qemu.
boot.binfmt.emulatedSystems = [ "x86_64-linux" ];
# Resolve .local names, so the packing stations can be reached and
# deployed to by hostname instead of by address.
services.avahi = {
enable = true;
nssmdns4 = true;
};
services.resolved.settings.Resolve.MulticastDNS = false; # avahi owns mDNS
services.resolved.settings.Resolve.MulticastDNS = false;
# Asahi kernel + Mesa cache, and the Raspberry Pi vendor
# kernel/firmware cache (else both compile from source).
nix.settings = {
extra-substituters = [
"https://nixos-apple-silicon.cachix.org"
@ -627,47 +441,40 @@
];
};
# ── Arbitrary x86_64 PC ──
pc = mkHost {
system = "x86_64-linux";
modules = [
./hosts/pc/hardware-configuration.nix # generated on the PC
./hosts/pc/hardware-configuration.nix
({ config, ... }: {
networking.hostName = "pc";
# GigE camera link: static, never a route out. The segment also
# carries AAU's IPv6 RAs, and taking them made v6 traffic default
# out this port into a dead end.
networking.interfaces.enp7s0 = {
useDHCP = false;
ipv4.addresses = [ { address = "192.168.12.1"; prefixLength = 24; } ];
};
systemd.network.networks."40-enp7s0" = {
networkConfig.IPv6AcceptRA = false;
networkConfig.ConfigureWithoutCarrier = true; # camera may be off
networkConfig.ConfigureWithoutCarrier = true;
linkConfig.RequiredForOnline = "no";
};
boot.loader.systemd-boot.enable = true;
boot.loader.efi.canTouchEfiVariables = true; # normal x86 UEFI
boot.loader.efi.canTouchEfiVariables = true;
# Desktop: never suspend or hibernate, even if something asks.
systemd.sleep.settings.Sleep = {
AllowSuspend = "no";
AllowHibernation = "no";
AllowHybridSleep = "no";
AllowSuspendThenHibernate = "no";
};
# Ignore the keys that would normally trigger sleep.
services.logind.suspendKey = "ignore";
services.logind.hibernateKey = "ignore";
services.logind.lidSwitch = "ignore";
# NVIDIA (RTX 20-series or newer → open kernel module).
services.xserver.videoDrivers = [ "nvidia" ];
hardware.graphics.enable = true; # OpenGL/Vulkan userspace (was hardware.opengl)
hardware.graphics.enable = true;
hardware.nvidia = {
modesetting.enable = true; # required for Wayland/Hyprland
open = true; # open kernel module (Turing+)
modesetting.enable = true;
open = true;
nvidiaSettings = true;
package = config.boot.kernelPackages.nvidiaPackages.stable;
};
@ -676,7 +483,6 @@
};
};
# `nix develop` on either arch.
devShells = nixpkgs.lib.genAttrs [ "aarch64-linux" "x86_64-linux" ] (system: {
default = nixpkgs.legacyPackages.${system}.mkShell {
packages = [ nixpkgs.legacyPackages.${system}.nodejs ];