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nixos-riscv
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better nvme

This commit is contained in:
Peder Bergebakken Sundt 2023-06-25 05:43:17 +02:00
parent c2ee77a6cb
commit bb8db59534
3 changed files with 139 additions and 63 deletions
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149
efi-image.nix
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@ -1,61 +1,126 @@
{ config, pkgs, lib, inputs, modulesPath, ... }: { config, pkgs, lib, inputs, modulesPath, ... }:
# prior art: # prior art:
# https://github.com/dramforever/nixos-riscv-efi/
# https://github.com/NixOS/nixos-hardware/blob/master/starfive/visionfive/v2/sd-image.nix # https://github.com/NixOS/nixos-hardware/blob/master/starfive/visionfive/v2/sd-image.nix
# https://github.com/nix-community/nixos-generators/blob/master/formats/raw.nix # https://github.com/NixOS/nixpkgs/blob/master/nixos/modules/installer/sd-card/sd-image.nix
# https://github.com/nix-community/nixos-generators/blob/master/formats/raw-efi.nix
# info:
# https://u-boot.readthedocs.io/en/latest/develop/spl.html
# https://github.com/starfive-tech/VisionFive2
# https://github.com/u-boot/u-boot/blob/master/doc/board/starfive/visionfive2.rst
# https://github.com/starfive-tech/u-boot/commit/2a040b7720825629103c5b1efc5ace023072db8d
# https://www.man7.org/linux/man-pages/man8/sfdisk.8.html
# guidance
# https://reddit.com/r/RISCV/comments/zy30vl/comment/j3zhzkx/
# https://forum.rvspace.org/t/nvme-boot-using-visionfive2-software-v2-11-5/2464/1
# https://forum.rvspace.org/t/i-tried-the-v3-0-4-sdcard-img-from-sdcard-and-from-nvme/2965
let let
firmware = pkgs.callPackage "${inputs.nixos-hardware}/starfive/visionfive/v2/firmware.nix" { }; firmware = pkgs.callPackage "${inputs.nixos-hardware}/starfive/visionfive/v2/firmware.nix" { };
in { in
{
options.efiImage = with lib; {
options.efiImage = { imageBaseName = mkOption {
imageBaseName = lib.mkOption {
default = "nixos-efi-image"; default = "nixos-efi-image";
description = lib.mdDoc "Prefix of the name of the generated image file."; description = mdDoc "Prefix of the name of the generated image file.";
}; };
compressImage = mkOption {
type = types.bool;
default = false;
description = mdDoc "Whether the image should be compressed using {command}`zstd`.";
};
}; };
config = { config = {
boot.loader.grub.device = config.fileSystems.${config.boot.loader.efi.efiSysMountPoint}.device; # hack for installBootLoader
fileSystems.${config.boot.loader.efi.efiSysMountPoint}.neededForBoot = true;
fileSystems."/".autoResize = true;
boot.growPartition = true;
#boot.loader.grub.device = "nodev"; #assertions = [
#boot.loader.grub.efiSupport = true;
#boot.loader.grub.efiInstallAsRemovable = true;
system.build.efiImage = import "${modulesPath}/../lib/make-disk-image.nix" {
inherit config lib pkgs;
name = "${config.efiImage.imageBaseName}-${config.system.nixos.label}-${pkgs.stdenv.hostPlatform.system}-starfive-visionfive2.img";
#diskSize = 8*1024; # megabytes, defaults to "auto"
bootSize = "512M"; # nixos-install default
partitionTableType = "efi";
installBootLoader = true;
touchEFIVars = true;
#efiFirmware
#efiVariables
fsType = config.fileSystems."/".fsType;
# TODO: zstd
format = "raw"; # one of qcow2, qcow2-compressed, vdi, vpc, raw.
# TODO: make this thing able to rebuild
#configFile = pkgs.writeText "configuration.nix" ''
# { # {
# imports = [ <./machine-config.nix> ]; # assertion = config.boot.loader.systemd-boot.enable;
# message = "Building EFI Image requires systemd-boot";
# } # }
#''; #];
};
#fileSystems.${config.boot.loader.efi.efiSysMountPoint}.neededForBoot = true;
#fileSystems."/".autoResize = true;
#boot.growPartition = true;
system.build.efiImage = pkgs.runCommand "efi-image" {
nativeBuildInputs = with pkgs; [
util-linux # (partx)
] ++ lib.optional config.efiImage.compressImage zstd;
rootImage = pkgs.callPackage "${modulesPath}/../lib/make-ext4-fs.nix" {
storePaths = [ config.system.build.toplevel ];
volumeLabel = "NIXOS_ROOT";
populateImageCommands = ''
mkdir -p ./files/boot
${config.boot.loader.generic-extlinux-compatible.populateCmd} -c ${config.system.build.toplevel} -d ./files/boot
'';
};
skipSize = 1; # initial offset
espSize = 512; # reserved boot partition size
imageName = "${config.efiImage.imageBaseName}-${config.system.nixos.label}-${pkgs.stdenv.hostPlatform.system}-starfive-visionfive2.img";
} ''
mkdir -p "$out"
img="$out/$imageName"
rootSizeBlocks="$(du -B 512 --apparent-size "$rootImage" | awk '{ print $1 }')"
espSizeBlocks="$(( espSize * 1024 * 1024 / 512 ))"
imageSize=$(( rootSizeBlocks * 512 + espSizeBlocks * 512 + skipSize * 1024 * 1024 + 1024 * 1024 ))
truncate -s "$imageSize" "$img"
sfdisk $img <<EOF
label: gpt
unit: sectors
sector-size: 512
start=4096, size=4096, type=2E54B353-1271-4842-806F-E436D6AF6985, name=UBOOT_SPL
start=8192, size=8192, type=5B193300-FC78-40CD-8002-E86C45580B47, name=UBOOT_FIRMWARE
start=$(( skipSize + espSize ))M, type=linux, attrs="LegacyBIOSBootable"
EOF
eval "$(partx $img -o START,SECTORS --nr 1 --pairs)"
dd conv=notrunc if=${firmware.spl}/share/starfive-visionfive2/spl.bin of=$img seek=$START count=$SECTORS
eval "$(partx $img -o START,SECTORS --nr 2 --pairs)"
dd conv=notrunc if=${firmware.uboot-fit-image}/share/starfive-visionfive2/visionfive2_fw_payload.img of=$img seek=$START count=$SECTORS
eval "$(partx $img -o START,SECTORS --nr 3 --pairs)"
dd conv=notrunc if="$rootImage" of="$img" seek="$START" count="$SECTORS"
if test -n "$compressImage"; then
zstd -T$NIX_BUILD_CORES --rm $img
fi
'';
boot.postBootCommands = ''
# On the first boot do some maintenance tasks
if [ -f /nix-path-registration ]; then
set -euo pipefail
set -x
# Register the contents of the initial Nix store
${config.nix.package.out}/bin/nix-store --load-db < /nix-path-registration
# nixos-rebuild also requires a "system" profile and an /etc/NIXOS tag.
touch /etc/NIXOS
${config.nix.package.out}/bin/nix-env -p /nix/var/nix/profiles/system --set /run/current-system
# create the first boot profile
NIXOS_INSTALL_BOOTLOADER=1 /nix/var/nix/profiles/system/bin/switch-to-configuration boot
rm -f /boot/loader/entries/initial-nixos.conf
# Prevents this from running on later boots.
rm -f /nix-path-registration
fi
'';
assertions = [
{
assertion = config.boot.loader.systemd-boot.enable;
message = "Building EFI Image requires systemd-boot";
}
];
}; };
} }

59
flake.nix
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@ -72,7 +72,7 @@
# install method # install method
vf2-qemu = { lib, ...}: { vf2-qemu = { lib, ...}: {
imports = [ "${nixos-hardware}/starfive/visionfive/v2" ./qemu.nix ]; imports = [ "${nixos-hardware}/starfive/visionfive/v2" ./qemu-vm.nix ];
}; };
vf2-sd-installer = { vf2-sd-installer = {
imports = [ "${nixos-hardware}/starfive/visionfive/v2/sd-image-installer.nix" ]; imports = [ "${nixos-hardware}/starfive/visionfive/v2/sd-image-installer.nix" ];
@ -82,22 +82,38 @@
imports = [ "${nixos-hardware}/starfive/visionfive/v2/sd-image.nix" ]; imports = [ "${nixos-hardware}/starfive/visionfive/v2/sd-image.nix" ];
sdImage.compressImage = false; sdImage.compressImage = false;
}; };
vf2-nvme = { vf2-firmware, pkgs, ... }: { vf2-nvme = { pkgs, ... }: let
firmware = pkgs.callPackage "${inputs.nixos-hardware}/starfive/visionfive/v2/firmware.nix" { };
in {
imports = [ "${nixos-hardware}/starfive/visionfive/v2" ]; imports = [ "${nixos-hardware}/starfive/visionfive/v2" ];
#fileSystems."/boot" = { device = "/dev/nvme0n1p1"; fsType = "vfat"; }; fileSystems."/".device = "/dev/disk/by-label/NIXOS_ROOT";
#fileSystems."/" = { device = "/dev/nvme0n1p2"; fsType = "ext4"; }; fileSystems."/".fsType = "ext4";
fileSystems."/boot/spl".device = "/dev/disk/by-label/UBOOT_SPL";
fileSystems."/boot/spl".fsType = "vfat";
fileSystems."/boot/spl".options = [ "nofail" "noauto" ]; # not critical
fileSystems."/boot/firmware".device = "/dev/disk/by-label/UBOOT_FIRMWARE";
fileSystems."/boot/firmware".fsType = "vfat";
fileSystems."/boot/firmware".options = [ "nofail" "noauto" ]; # not critical
boot.initrd.kernelModules = [ "nvme" ]; boot.initrd.kernelModules = [ "nvme" ];
boot.loader.systemd-boot.enable = true; #boot.loader.systemd-boot.enable = true;
boot.loader.efi.canTouchEfiVariables = true; #boot.loader.efi.efiSysMountPoint = "/boot";
boot.loader.efi.efiSysMountPoint = "/boot"; #boot.loader.efi.canTouchEfiVariables = true;
environment.systemPackages = [ environment.systemPackages = [
pkgs.efibootmgr pkgs.efibootmgr
pkgs.efivar pkgs.efivar
vf2-firmware.updater-flash firmware.updater-flash
(pkgs.writeShellApplication {
name = "visionfive2-firmware-update-ssd";
runtimeInputs = [ pkgs.mtdutils ];
text = ''
flashcp -v ${firmware.spl}/share/starfive-visionfive2/spl.bin /dev/nvme0n1p1
flashcp -v ${firmware.uboot-fit-image}/share/starfive-visionfive2/visionfive2_fw_payload.img /dev/nvme0n1p2
'';
})
]; ];
}; };
vf2-nvme-image = { vf2-nvme-image = {
_module.args = { inherit inputs; }; # TODO: needed? _module.args = { inherit inputs; };
imports = [ vf2-nvme ./efi-image.nix ]; imports = [ vf2-nvme ./efi-image.nix ];
}; };
@ -148,21 +164,16 @@
}; };
}; };
packages = forAllSystems ({ system, mkNixos, ... }: with self.nixosModules; rec { packages = forAllSystems ({ system, mkNixos, ... }: let
#default = asgaut-sd-installer; mkAll = hostname: modules: with self.nixosModules; {
demo-sd-installer = (mkNixos [ demo vf2-r12a-8gb vf2-sd-installer ]).config.system.build.sdImage; "${hostname}-sd-installer" = (mkNixos (modules ++ [ vf2-r12a-8gb vf2-sd-installer ])).config.system.build.sdImage;
demo-sd-image = (mkNixos [ demo vf2-r12a-8gb vf2-sd-image ]).config.system.build.sdImage; "${hostname}-sd-image" = (mkNixos (modules ++ [ vf2-r12a-8gb vf2-sd-image ])).config.system.build.sdImage;
demo-nvme-image = (mkNixos [ demo vf2-r12a-8gb vf2-nvme-image ]).config.system.build.efiImage; "${hostname}-nvme-image" = (mkNixos (modules ++ [ vf2-r12a-8gb vf2-nvme-image ])).config.system.build.efiImage;
demo-qemu = (mkNixos [ demo rv64 vf2-qemu ]).config.system.build.vm; "${hostname}-qemu" = (mkNixos (modules ++ [ rv64 vf2-qemu ])).config.system.build.vm;
asgaut-sd-installer = (mkNixos [ asgaut vf2-r12a-8gb vf2-sd-installer ]).config.system.build.sdImage; };
asgaut-sd-image = (mkNixos [ asgaut vf2-r12a-8gb vf2-sd-image ]).config.system.build.sdImage; in (mkAll "demo" [ self.nixosModules.demo ])
asgaut-nvme-image = (mkNixos [ asgaut vf2-r12a-8gb vf2-nvme-image ]).config.system.build.efiImage; // (mkAll "asgaut" [ self.nixosModules.asgaut ])
asgaut-qemu = (mkNixos [ asgaut rv64 vf2-qemu ]).config.system.build.vm; // (mkAll "gunder" [ self.nixosModules.gunder ]));
gunder-sd-installer = (mkNixos [ gunder vf2-r12a-8gb vf2-sd-installer ]).config.system.build.sdImage;
gunder-sd-image = (mkNixos [ gunder vf2-r12a-8gb vf2-sd-image ]).config.system.build.sdImage;
gunder-nvme-image = (mkNixos [ gunder vf2-r12a-8gb vf2-nvme-image ]).config.system.build.efiImage;
gunder-qemu = (mkNixos [ gunder rv64 vf2-qemu ]).config.system.build.vm;
});
nixosConfigurations.demo = nixpkgs.lib.nixosSystem { system = "x86_64-linux"; modules = with self.nixosModules; [ demo vf2-nvme ]; }; nixosConfigurations.demo = nixpkgs.lib.nixosSystem { system = "x86_64-linux"; modules = with self.nixosModules; [ demo vf2-nvme ]; };
nixosConfigurations.asgaut = nixpkgs.lib.nixosSystem { system = "x86_64-linux"; modules = with self.nixosModules; [ asgaut vf2-nvme ]; }; nixosConfigurations.asgaut = nixpkgs.lib.nixosSystem { system = "x86_64-linux"; modules = with self.nixosModules; [ asgaut vf2-nvme ]; };

0
qemu.nix → qemu-vm.nix
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