initial commit with pi image

This commit is contained in:
Sam W 2023-08-14 18:33:59 +02:00
commit 69ecf8b295
6 changed files with 288 additions and 0 deletions

1
.envrc Normal file
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use flake

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.gitignore vendored Normal file
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.direnv

8
configuration.nix Normal file
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{... }: {
services.openssh = {
permitRootLogin = "yes";
enable = true;
};
services.tailscale.enable = true;
users.users.root.openssh.authorizedKeys.keys = [ "ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBDQdGzwYiallvWXIHgSAf2GOwMJKA8bxPmwyuO+vsd1HwB65hMRPCpKS+FNLIpkrADNnuhGS3xGCGSSuQ+zAu/g= zinc-se-main@secretive.zinc.local" ];
}

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flake.lock Normal file
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{
"nodes": {
"devshell": {
"inputs": {
"nixpkgs": "nixpkgs",
"systems": "systems"
},
"locked": {
"lastModified": 1686680692,
"narHash": "sha256-SsLZz3TDleraAiJq4EkmdyewSyiv5g0LZYc6vaLZOMQ=",
"owner": "numtide",
"repo": "devshell",
"rev": "fd6223370774dd9c33354e87a007004b5fd36442",
"type": "github"
},
"original": {
"owner": "numtide",
"repo": "devshell",
"type": "github"
}
},
"flake-utils": {
"locked": {
"lastModified": 1642700792,
"narHash": "sha256-XqHrk7hFb+zBvRg6Ghl+AZDq03ov6OshJLiSWOoX5es=",
"owner": "numtide",
"repo": "flake-utils",
"rev": "846b2ae0fc4cc943637d3d1def4454213e203cba",
"type": "github"
},
"original": {
"owner": "numtide",
"repo": "flake-utils",
"type": "github"
}
},
"mach-nix": {
"inputs": {
"flake-utils": "flake-utils",
"nixpkgs": "nixpkgs_2",
"pypi-deps-db": "pypi-deps-db"
},
"locked": {
"lastModified": 1654084003,
"narHash": "sha256-j/XrVVistvM+Ua+0tNFvO5z83isL+LBgmBi9XppxuKA=",
"owner": "DavHau",
"repo": "mach-nix",
"rev": "7e14360bde07dcae32e5e24f366c83272f52923f",
"type": "github"
},
"original": {
"id": "mach-nix",
"ref": "3.5.0",
"type": "indirect"
}
},
"nixpkgs": {
"locked": {
"lastModified": 1677383253,
"narHash": "sha256-UfpzWfSxkfXHnb4boXZNaKsAcUrZT9Hw+tao1oZxd08=",
"owner": "NixOS",
"repo": "nixpkgs",
"rev": "9952d6bc395f5841262b006fbace8dd7e143b634",
"type": "github"
},
"original": {
"owner": "NixOS",
"ref": "nixpkgs-unstable",
"repo": "nixpkgs",
"type": "github"
}
},
"nixpkgs_2": {
"locked": {
"lastModified": 1643805626,
"narHash": "sha256-AXLDVMG+UaAGsGSpOtQHPIKB+IZ0KSd9WS77aanGzgc=",
"owner": "NixOS",
"repo": "nixpkgs",
"rev": "554d2d8aa25b6e583575459c297ec23750adb6cb",
"type": "github"
},
"original": {
"id": "nixpkgs",
"ref": "nixos-unstable",
"type": "indirect"
}
},
"nixpkgs_3": {
"locked": {
"lastModified": 1685789966,
"narHash": "sha256-pyqctu5Cq1jwymO3Os0/RNj5Nm3q5kmRCT24p7gtG70=",
"path": "/nix/store/hnkjxwx9zv2k0gkiznbpkrsvyrzaz6w1-source",
"rev": "4eaa9e3eb36386de0c6a268ba5da72cafc959619",
"type": "path"
},
"original": {
"id": "nixpkgs",
"type": "indirect"
}
},
"pypi-deps-db": {
"flake": false,
"locked": {
"lastModified": 1643877077,
"narHash": "sha256-jv8pIvRFTP919GybOxXE5TfOkrjTbdo9QiCO1TD3ZaY=",
"owner": "DavHau",
"repo": "pypi-deps-db",
"rev": "da53397f0b782b0b18deb72ef8e0fb5aa7c98aa3",
"type": "github"
},
"original": {
"owner": "DavHau",
"repo": "pypi-deps-db",
"type": "github"
}
},
"root": {
"inputs": {
"devshell": "devshell",
"mach-nix": "mach-nix",
"nixpkgs": "nixpkgs_3",
"utils": "utils"
}
},
"systems": {
"locked": {
"lastModified": 1681028828,
"narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
"owner": "nix-systems",
"repo": "default",
"rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
"type": "github"
},
"original": {
"owner": "nix-systems",
"repo": "default",
"type": "github"
}
},
"systems_2": {
"locked": {
"lastModified": 1681028828,
"narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
"owner": "nix-systems",
"repo": "default",
"rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
"type": "github"
},
"original": {
"owner": "nix-systems",
"repo": "default",
"type": "github"
}
},
"utils": {
"inputs": {
"systems": "systems_2"
},
"locked": {
"lastModified": 1685518550,
"narHash": "sha256-o2d0KcvaXzTrPRIo0kOLV0/QXHhDQ5DTi+OxcjO8xqY=",
"owner": "numtide",
"repo": "flake-utils",
"rev": "a1720a10a6cfe8234c0e93907ffe81be440f4cef",
"type": "github"
},
"original": {
"owner": "numtide",
"repo": "flake-utils",
"type": "github"
}
}
},
"root": "root",
"version": 7
}

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flake.nix Normal file
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{
description = "A basic flake from samw";
inputs = {
utils.url = "github:numtide/flake-utils";
devshell.url = "github:numtide/devshell";
mach-nix.url = "mach-nix/3.5.0";
};
outputs = {
self,
nixpkgs,
utils,
devshell,
mach-nix,
}:
utils.lib.eachDefaultSystem (system: let
pkgs = import nixpkgs {
inherit system;
overlays = [devshell.overlays.default];
};
mach-lib = mach-nix.lib."${system}";
in {
packages.default = mach-lib.mkPython {
requirements = builtins.readFile ./requirements.txt;
};
devShells.default = pkgs.devshell.mkShell {packages = with pkgs; [imagemagick];};
formatter = pkgs.alejandra;
});
}

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pi.nix Normal file
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{ config, lib, pkgs, ... }: {
nixpkgs.localSystem.system = "aarch64-linux";
imports = [
# Sd image settings
<nixpkgs/nixos/modules/installer/sd-card/sd-image.nix>
# Your configuration
./configuration.nix
];
boot = {
kernelPackages = pkgs.linuxPackages_rpi4;
loader.grub.enable = false;
loader.generic-extlinux-compatible.enable = true;
consoleLogLevel = lib.mkDefault 7;
# The serial ports listed here are:
# - ttyS0: for Tegra (Jetson TX1)
# - ttyAMA0: for QEMU's -machine virt
kernelParams =
[ "console=ttyS0,115200n8" "console=ttyAMA0,115200n8" "console=tty0" ];
initrd.availableKernelModules = [
# Allows early (earlier) modesetting for the Raspberry Pi
"vc4"
"bcm2835_dma"
"i2c_bcm2835"
# Allows early (earlier) modesetting for Allwinner SoCs
"sun4i_drm"
"sun8i_drm_hdmi"
"sun8i_mixer"
];
};
sdImage = {
populateFirmwareCommands = let
configTxt = pkgs.writeText "config.txt" ''
[pi4]
kernel=u-boot-rpi4.bin
enable_gic=1
armstub=armstub8-gic.bin
# Otherwise the resolution will be weird in most cases, compared to
# what the pi3 firmware does by default.
disable_overscan=1
[all]
# Boot in 64-bit mode.
arm_64bit=1
# U-Boot needs this to work, regardless of whether UART is actually used or not.
# Look in arch/arm/mach-bcm283x/Kconfig in the U-Boot tree to see if this is still
# a requirement in the future.
enable_uart=1
# Prevent the firmware from smashing the framebuffer setup done by the mainline kernel
# when attempting to show low-voltage or overtemperature warnings.
avoid_warnings=1
'';
in ''
(cd ${pkgs.raspberrypifw}/share/raspberrypi/boot && cp bootcode.bin fixup*.dat start*.elf $NIX_BUILD_TOP/firmware/)
# Add the config
cp ${configTxt} firmware/config.txt
# Add pi4 specific files
cp ${pkgs.ubootRaspberryPi4_64bit}/u-boot.bin firmware/u-boot-rpi4.bin
cp ${pkgs.raspberrypi-armstubs}/armstub8-gic.bin firmware/armstub8-gic.bin
cp ${pkgs.raspberrypifw}/share/raspberrypi/boot/bcm2711-rpi-4-b.dtb firmware/
'';
populateRootCommands = ''
mkdir -p ./files/boot
${config.boot.loader.generic-extlinux-compatible.populateCmd} -c ${config.system.build.toplevel} -d ./files/boot
'';
};
}