better nvme
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143
efi-image.nix
143
efi-image.nix
@ -1,61 +1,126 @@
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{ config, pkgs, lib, inputs, modulesPath, ... }:
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# prior art:
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# https://github.com/dramforever/nixos-riscv-efi/
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# https://github.com/NixOS/nixos-hardware/blob/master/starfive/visionfive/v2/sd-image.nix
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# https://github.com/nix-community/nixos-generators/blob/master/formats/raw.nix
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# https://github.com/nix-community/nixos-generators/blob/master/formats/raw-efi.nix
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# https://github.com/NixOS/nixpkgs/blob/master/nixos/modules/installer/sd-card/sd-image.nix
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# info:
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# https://u-boot.readthedocs.io/en/latest/develop/spl.html
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# https://github.com/starfive-tech/VisionFive2
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# https://github.com/u-boot/u-boot/blob/master/doc/board/starfive/visionfive2.rst
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# https://github.com/starfive-tech/u-boot/commit/2a040b7720825629103c5b1efc5ace023072db8d
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# https://www.man7.org/linux/man-pages/man8/sfdisk.8.html
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# guidance
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# https://reddit.com/r/RISCV/comments/zy30vl/comment/j3zhzkx/
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# https://forum.rvspace.org/t/nvme-boot-using-visionfive2-software-v2-11-5/2464/1
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# https://forum.rvspace.org/t/i-tried-the-v3-0-4-sdcard-img-from-sdcard-and-from-nvme/2965
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let
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firmware = pkgs.callPackage "${inputs.nixos-hardware}/starfive/visionfive/v2/firmware.nix" { };
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in {
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in
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{
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options.efiImage = with lib; {
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options.efiImage = {
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imageBaseName = lib.mkOption {
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imageBaseName = mkOption {
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default = "nixos-efi-image";
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description = lib.mdDoc "Prefix of the name of the generated image file.";
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description = mdDoc "Prefix of the name of the generated image file.";
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};
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compressImage = mkOption {
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type = types.bool;
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default = false;
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description = mdDoc "Whether the image should be compressed using {command}`zstd`.";
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};
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};
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config = {
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boot.loader.grub.device = config.fileSystems.${config.boot.loader.efi.efiSysMountPoint}.device; # hack for installBootLoader
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fileSystems.${config.boot.loader.efi.efiSysMountPoint}.neededForBoot = true;
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fileSystems."/".autoResize = true;
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boot.growPartition = true;
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#boot.loader.grub.device = "nodev";
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#boot.loader.grub.efiSupport = true;
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#boot.loader.grub.efiInstallAsRemovable = true;
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#assertions = [
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# {
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# assertion = config.boot.loader.systemd-boot.enable;
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# message = "Building EFI Image requires systemd-boot";
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# }
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#];
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system.build.efiImage = import "${modulesPath}/../lib/make-disk-image.nix" {
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inherit config lib pkgs;
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name = "${config.efiImage.imageBaseName}-${config.system.nixos.label}-${pkgs.stdenv.hostPlatform.system}-starfive-visionfive2.img";
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#diskSize = 8*1024; # megabytes, defaults to "auto"
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bootSize = "512M"; # nixos-install default
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#fileSystems.${config.boot.loader.efi.efiSysMountPoint}.neededForBoot = true;
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#fileSystems."/".autoResize = true;
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#boot.growPartition = true;
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partitionTableType = "efi";
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installBootLoader = true;
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touchEFIVars = true;
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system.build.efiImage = pkgs.runCommand "efi-image" {
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nativeBuildInputs = with pkgs; [
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util-linux # (partx)
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] ++ lib.optional config.efiImage.compressImage zstd;
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rootImage = pkgs.callPackage "${modulesPath}/../lib/make-ext4-fs.nix" {
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storePaths = [ config.system.build.toplevel ];
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volumeLabel = "NIXOS_ROOT";
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populateImageCommands = ''
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mkdir -p ./files/boot
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${config.boot.loader.generic-extlinux-compatible.populateCmd} -c ${config.system.build.toplevel} -d ./files/boot
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'';
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};
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skipSize = 1; # initial offset
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espSize = 512; # reserved boot partition size
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imageName = "${config.efiImage.imageBaseName}-${config.system.nixos.label}-${pkgs.stdenv.hostPlatform.system}-starfive-visionfive2.img";
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} ''
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mkdir -p "$out"
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img="$out/$imageName"
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#efiFirmware
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#efiVariables
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rootSizeBlocks="$(du -B 512 --apparent-size "$rootImage" | awk '{ print $1 }')"
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espSizeBlocks="$(( espSize * 1024 * 1024 / 512 ))"
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imageSize=$(( rootSizeBlocks * 512 + espSizeBlocks * 512 + skipSize * 1024 * 1024 + 1024 * 1024 ))
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fsType = config.fileSystems."/".fsType;
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# TODO: zstd
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format = "raw"; # one of qcow2, qcow2-compressed, vdi, vpc, raw.
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truncate -s "$imageSize" "$img"
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# TODO: make this thing able to rebuild
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#configFile = pkgs.writeText "configuration.nix" ''
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# {
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# imports = [ <./machine-config.nix> ];
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# }
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#'';
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};
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sfdisk $img <<EOF
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label: gpt
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unit: sectors
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sector-size: 512
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start=4096, size=4096, type=2E54B353-1271-4842-806F-E436D6AF6985, name=UBOOT_SPL
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start=8192, size=8192, type=5B193300-FC78-40CD-8002-E86C45580B47, name=UBOOT_FIRMWARE
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start=$(( skipSize + espSize ))M, type=linux, attrs="LegacyBIOSBootable"
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EOF
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eval "$(partx $img -o START,SECTORS --nr 1 --pairs)"
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dd conv=notrunc if=${firmware.spl}/share/starfive-visionfive2/spl.bin of=$img seek=$START count=$SECTORS
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eval "$(partx $img -o START,SECTORS --nr 2 --pairs)"
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dd conv=notrunc if=${firmware.uboot-fit-image}/share/starfive-visionfive2/visionfive2_fw_payload.img of=$img seek=$START count=$SECTORS
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eval "$(partx $img -o START,SECTORS --nr 3 --pairs)"
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dd conv=notrunc if="$rootImage" of="$img" seek="$START" count="$SECTORS"
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if test -n "$compressImage"; then
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zstd -T$NIX_BUILD_CORES --rm $img
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fi
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'';
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boot.postBootCommands = ''
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# On the first boot do some maintenance tasks
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if [ -f /nix-path-registration ]; then
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set -euo pipefail
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set -x
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# Register the contents of the initial Nix store
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${config.nix.package.out}/bin/nix-store --load-db < /nix-path-registration
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# nixos-rebuild also requires a "system" profile and an /etc/NIXOS tag.
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touch /etc/NIXOS
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${config.nix.package.out}/bin/nix-env -p /nix/var/nix/profiles/system --set /run/current-system
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# create the first boot profile
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NIXOS_INSTALL_BOOTLOADER=1 /nix/var/nix/profiles/system/bin/switch-to-configuration boot
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rm -f /boot/loader/entries/initial-nixos.conf
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# Prevents this from running on later boots.
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rm -f /nix-path-registration
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fi
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'';
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assertions = [
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{
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assertion = config.boot.loader.systemd-boot.enable;
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message = "Building EFI Image requires systemd-boot";
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}
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];
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};
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}
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59
flake.nix
59
flake.nix
@ -72,7 +72,7 @@
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# install method
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vf2-qemu = { lib, ...}: {
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imports = [ "${nixos-hardware}/starfive/visionfive/v2" ./qemu.nix ];
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imports = [ "${nixos-hardware}/starfive/visionfive/v2" ./qemu-vm.nix ];
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};
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vf2-sd-installer = {
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imports = [ "${nixos-hardware}/starfive/visionfive/v2/sd-image-installer.nix" ];
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@ -82,22 +82,38 @@
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imports = [ "${nixos-hardware}/starfive/visionfive/v2/sd-image.nix" ];
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sdImage.compressImage = false;
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};
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vf2-nvme = { vf2-firmware, pkgs, ... }: {
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vf2-nvme = { pkgs, ... }: let
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firmware = pkgs.callPackage "${inputs.nixos-hardware}/starfive/visionfive/v2/firmware.nix" { };
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in {
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imports = [ "${nixos-hardware}/starfive/visionfive/v2" ];
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#fileSystems."/boot" = { device = "/dev/nvme0n1p1"; fsType = "vfat"; };
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#fileSystems."/" = { device = "/dev/nvme0n1p2"; fsType = "ext4"; };
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fileSystems."/".device = "/dev/disk/by-label/NIXOS_ROOT";
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fileSystems."/".fsType = "ext4";
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fileSystems."/boot/spl".device = "/dev/disk/by-label/UBOOT_SPL";
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fileSystems."/boot/spl".fsType = "vfat";
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fileSystems."/boot/spl".options = [ "nofail" "noauto" ]; # not critical
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fileSystems."/boot/firmware".device = "/dev/disk/by-label/UBOOT_FIRMWARE";
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fileSystems."/boot/firmware".fsType = "vfat";
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fileSystems."/boot/firmware".options = [ "nofail" "noauto" ]; # not critical
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boot.initrd.kernelModules = [ "nvme" ];
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boot.loader.systemd-boot.enable = true;
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boot.loader.efi.canTouchEfiVariables = true;
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boot.loader.efi.efiSysMountPoint = "/boot";
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#boot.loader.systemd-boot.enable = true;
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#boot.loader.efi.efiSysMountPoint = "/boot";
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#boot.loader.efi.canTouchEfiVariables = true;
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environment.systemPackages = [
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pkgs.efibootmgr
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pkgs.efivar
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vf2-firmware.updater-flash
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firmware.updater-flash
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(pkgs.writeShellApplication {
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name = "visionfive2-firmware-update-ssd";
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runtimeInputs = [ pkgs.mtdutils ];
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text = ''
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flashcp -v ${firmware.spl}/share/starfive-visionfive2/spl.bin /dev/nvme0n1p1
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flashcp -v ${firmware.uboot-fit-image}/share/starfive-visionfive2/visionfive2_fw_payload.img /dev/nvme0n1p2
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'';
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})
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];
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};
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vf2-nvme-image = {
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_module.args = { inherit inputs; }; # TODO: needed?
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_module.args = { inherit inputs; };
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imports = [ vf2-nvme ./efi-image.nix ];
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};
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@ -148,21 +164,16 @@
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};
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};
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packages = forAllSystems ({ system, mkNixos, ... }: with self.nixosModules; rec {
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#default = asgaut-sd-installer;
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demo-sd-installer = (mkNixos [ demo vf2-r12a-8gb vf2-sd-installer ]).config.system.build.sdImage;
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demo-sd-image = (mkNixos [ demo vf2-r12a-8gb vf2-sd-image ]).config.system.build.sdImage;
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demo-nvme-image = (mkNixos [ demo vf2-r12a-8gb vf2-nvme-image ]).config.system.build.efiImage;
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demo-qemu = (mkNixos [ demo rv64 vf2-qemu ]).config.system.build.vm;
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asgaut-sd-installer = (mkNixos [ asgaut vf2-r12a-8gb vf2-sd-installer ]).config.system.build.sdImage;
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asgaut-sd-image = (mkNixos [ asgaut vf2-r12a-8gb vf2-sd-image ]).config.system.build.sdImage;
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asgaut-nvme-image = (mkNixos [ asgaut vf2-r12a-8gb vf2-nvme-image ]).config.system.build.efiImage;
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asgaut-qemu = (mkNixos [ asgaut rv64 vf2-qemu ]).config.system.build.vm;
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gunder-sd-installer = (mkNixos [ gunder vf2-r12a-8gb vf2-sd-installer ]).config.system.build.sdImage;
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gunder-sd-image = (mkNixos [ gunder vf2-r12a-8gb vf2-sd-image ]).config.system.build.sdImage;
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gunder-nvme-image = (mkNixos [ gunder vf2-r12a-8gb vf2-nvme-image ]).config.system.build.efiImage;
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gunder-qemu = (mkNixos [ gunder rv64 vf2-qemu ]).config.system.build.vm;
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});
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packages = forAllSystems ({ system, mkNixos, ... }: let
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mkAll = hostname: modules: with self.nixosModules; {
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"${hostname}-sd-installer" = (mkNixos (modules ++ [ vf2-r12a-8gb vf2-sd-installer ])).config.system.build.sdImage;
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"${hostname}-sd-image" = (mkNixos (modules ++ [ vf2-r12a-8gb vf2-sd-image ])).config.system.build.sdImage;
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"${hostname}-nvme-image" = (mkNixos (modules ++ [ vf2-r12a-8gb vf2-nvme-image ])).config.system.build.efiImage;
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"${hostname}-qemu" = (mkNixos (modules ++ [ rv64 vf2-qemu ])).config.system.build.vm;
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};
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in (mkAll "demo" [ self.nixosModules.demo ])
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// (mkAll "asgaut" [ self.nixosModules.asgaut ])
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// (mkAll "gunder" [ self.nixosModules.gunder ]));
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nixosConfigurations.demo = nixpkgs.lib.nixosSystem { system = "x86_64-linux"; modules = with self.nixosModules; [ demo vf2-nvme ]; };
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nixosConfigurations.asgaut = nixpkgs.lib.nixosSystem { system = "x86_64-linux"; modules = with self.nixosModules; [ asgaut vf2-nvme ]; };
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