n/akamanto: back to rpi5; mostly works now
still needs changing settings in edk2 on first bootmain
Ari Gerus
parent
340ed15148
commit
0055f0d519
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@ -31,6 +31,7 @@ let
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sha256 = "sha256-0uoq5bvL/4L9oa/JY54qHMRw5vE7V//HxLFMOEqGUjA=";
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};
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});
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rootfsBuilder = import "${inputs.nixpkgs}/nixos/modules/system/boot/loader/generic-extlinux-compatible/extlinux-conf-builder.nix" { pkgs = pkgs.buildPackages; };
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in {
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# https://en.wikipedia.org/wiki/Aka_Manto
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networking.hostName = "akamanto";
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@ -40,92 +41,73 @@ in {
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imports = with inputs.self.nixosModules; [
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"${inputs.nixpkgs}/nixos/modules/installer/sd-card/sd-image.nix"
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common
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inputs.nixos-hardware.nixosModules.raspberry-pi-4
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];
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nixpkgs.overlays = [ inputs.self.overlays.rpi5 ];
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# don't want to pull in all of installer stuff, so we need to copy some things from sd-image-aarch64.nix:
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sdImage = {
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compressImage = false;
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firmwareSize = 1024;
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imageName =
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"${config.sdImage.imageBaseName}-${pkgs.stdenv.hostPlatform.system}-${config.networking.hostName}.img";
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populateFirmwareCommands = let
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configTxt = pkgs.writeText "config.txt" ''
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[pi3]
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kernel=u-boot-rpi3.bin
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populateFirmwareCommands = ''
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storePath() {
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local path="$1"
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echo ''${path/\/nix\/store\/}
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}
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[pi02]
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kernel=u-boot-rpi3.bin
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cp ${pkgs.rpi5-uefi}/boot/* firmware
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[pi4]
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kernel=u-boot-rpi4.bin
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enable_gic=1
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armstub=armstub8-gic.bin
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mkdir -p firmware/EFI/nixos
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touch firmware/EFI/nixos-sd-system-image
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# Otherwise the resolution will be weird in most cases, compared to
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# what the pi3 firmware does by default.
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disable_overscan=1
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kernelFile=$(storePath ${config.boot.kernelPackages.kernel})-${config.system.boot.loader.kernelFile}
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initrdFile=$(storePath ${config.system.build.initialRamdisk})-${config.system.boot.loader.initrdFile}
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# Supported in newer board revisions
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arm_boost=1
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cp ${config.boot.kernelPackages.kernel + "/" + config.system.boot.loader.kernelFile} \
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firmware/EFI/nixos/$kernelFile
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[cm4]
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# Enable host mode on the 2711 built-in XHCI USB controller.
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# This line should be removed if the legacy DWC2 controller is required
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# (e.g. for USB device mode) or if USB support is not required.
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otg_mode=1
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cp ${config.system.build.initialRamdisk + "/" + config.system.boot.loader.initrdFile} \
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firmware/EFI/nixos/$initrdFile
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[all]
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# Boot in 64-bit mode.
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arm_64bit=1
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mkdir -p firmware/EFI/boot
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# U-Boot needs this to work, regardless of whether UART is actually used or not.
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# Look in arch/arm/mach-bcm283x/Kconfig in the U-Boot tree to see if this is still
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# a requirement in the future.
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enable_uart=1
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# making our own efi program; grub-install tries to probe for things
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MODULES=( fat part_gpt part_msdos normal boot linux configfile efifwsetup
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ls search search_label search_fs_uuid search_fs_file echo serial test
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loadenv ext2 reboot help cat )
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${pkgs.grub2_efi}/bin/grub-mkimage --directory=${pkgs.grub2_efi}/lib/grub/arm64-efi \
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-o firmware/EFI/boot/bootaa64.efi \
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-p /EFI/boot -O arm64-efi ''${MODULES[@]}
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cat <<EOF > firmware/EFI/boot/grub.cfg
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search --set=root --file /EFI/nixos-sd-system-image
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# Prevent the firmware from smashing the framebuffer setup done by the mainline kernel
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# when attempting to show low-voltage or overtemperature warnings.
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avoid_warnings=1
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'';
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in ''
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(cd ${pkgs.raspberrypifw}/share/raspberrypi/boot && cp bootcode.bin fixup*.dat start*.elf $NIX_BUILD_TOP/firmware/)
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serial --speed=115200 --unit=0 --word=8 --parity=no --stop=1
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terminal_output console serial
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# Add the config
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cp ${configTxt} firmware/config.txt
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timeout 10
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set default="0"
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# Add pi3 specific files
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cp ${pkgs.ubootRaspberryPi3_64bit}/u-boot.bin firmware/u-boot-rpi3.bin
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# Add pi4 specific files
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cp ${pkgs.ubootRaspberryPi4_64bit}/u-boot.bin firmware/u-boot-rpi4.bin
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cp ${pkgs.raspberrypi-armstubs}/armstub8-gic.bin firmware/armstub8-gic.bin
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cp ${pkgs.raspberrypifw}/share/raspberrypi/boot/bcm2711-rpi-4-b.dtb firmware/
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cp ${pkgs.raspberrypifw}/share/raspberrypi/boot/bcm2711-rpi-400.dtb firmware/
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cp ${pkgs.raspberrypifw}/share/raspberrypi/boot/bcm2711-rpi-cm4.dtb firmware/
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cp ${pkgs.raspberrypifw}/share/raspberrypi/boot/bcm2711-rpi-cm4s.dtb firmware/
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'';
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menuentry '${config.system.nixos.distroName} ${config.system.nixos.label}' {
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linux /EFI/nixos/$kernelFile init=${config.system.build.toplevel}/init ${toString config.boot.kernelParams}
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initrd /EFI/nixos/$initrdFile
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devicetree /bcm2712-rpi-5-b.dtb
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}
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EOF
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'';
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populateRootCommands = ''
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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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hardware.enableRedistributableFirmware = lib.mkForce false;
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hardware.firmware = with pkgs; [ raspberrypiWirelessFirmware wireless-regdb ];
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hardware = {
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raspberry-pi."4".apply-overlays-dtmerge.enable = true;
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deviceTree = {
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enable = true;
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filter = "*rpi-4-*.dtb";
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};
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};
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boot = {
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kernelPackages = lib.mkForce pkgs.linuxKernel.packages.linux_rpi4;
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kernelPackages = lib.mkForce pkgs.linuxPackages_rpi5;
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supportedFilesystems = lib.mkForce [ "vfat" "ext4" ];
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kernelParams = [ "console=ttyS1,115200n8" "fbcon=rotate:2" ];
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loader.grub.enable = false;
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loader.generic-extlinux-compatible.enable = true;
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kernelParams = [ "fbcon=rotate:2" "8250.nr_uarts=11" "console=ttyAMA10,115200" "console=tty0" ];
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initrd.availableKernelModules = lib.mkForce [
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"usbhid"
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"usb_storage"
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@ -133,6 +115,24 @@ in {
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"pcie_brcmstb" # required for the pcie bus to work
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"reset-raspberrypi" # required for vl805 firmware to load
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];
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loader.grub = {
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enable = true;
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efiSupport = true;
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efiInstallAsRemovable = true;
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device = "nodev";
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};
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};
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fileSystems = lib.mkForce {
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"/" = {
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device = "/dev/disk/by-label/NIXOS_SD";
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options = [ "x-initrd.mount" ];
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fsType = "ext4";
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};
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"/boot" = {
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device = "/dev/disk/by-label/FIRMWARE";
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fsType = "vfat";
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};
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};
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environment.etc."wifi-secrets".text = ci-secrets.wifi;
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@ -8,4 +8,6 @@ self: super: rec {
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};
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linuxPackages_rpi5 = self.linuxPackagesFor linux_rpi5;
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rpi5-uefi = self.callPackage ../pkgs/rpi5-uefi.nix { };
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}
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@ -0,0 +1,28 @@
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{ stdenv, lib, fetchzip }:
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let
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version = "v0.3";
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in
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stdenv.mkDerivation {
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pname = "rpi5-uefi";
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version = version;
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src = fetchzip {
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url = "https://github.com/worproject/rpi5-uefi/releases/download/${version}/RPi5_UEFI_Release_${version}.zip";
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sha256 = "sha256-bjEvq7KlEFANnFVL0LyexXEeoXj7rHGnwQpq09PhIb0=";
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stripRoot = false;
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};
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installPhase = ''
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runHook preInstall
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mkdir -p $out/boot
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mv ./* $out/boot
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runHook postInstall
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'';
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meta = with lib; {
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description = "EDK2 port for raspberry pi 5";
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};
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}
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