commit 8bc970bbc7c4ee9423844fbe7a6561ed90d414db · pyrox.dev/nixpkgs

nixos/modules/system/boot/loader/raspberrypi/builder.sh

···

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       copyForced $fwdir/fixup.dat     /boot/fixup.dat

     

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       copyForced $fwdir/fixup_cd.dat  /boot/fixup_cd.dat

     

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       copyForced $fwdir/fixup_db.dat  /boot/fixup_db.dat

     

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       +
       copyForced $fwdir/fixup_x.dat   /boot/fixup_x.dat

     

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       copyForced $fwdir/start.elf     /boot/start.elf

     

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       copyForced $fwdir/start_cd.elf  /boot/start_cd.elf

     

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       copyForced $fwdir/start_db.elf  /boot/start_db.elf

     

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       copyForced $fwdir/start_x.elf   /boot/start_x.elf

     

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       +
       

     

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       # Add the config.txt

     

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       copyForced @configTxt@ /boot/config.txt

     

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       # Remove obsolete files from /boot and /boot/old.

     

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       for fn in /boot/old/*linux* /boot/old/*initrd-initrd* /boot/bcm*.dtb; do

+34

nixos/modules/system/boot/loader/raspberrypi/builder_uboot.nix

···

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       { config, pkgs, configTxt }:

     

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       let

     

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         cfg = config.boot.loader.raspberryPi;

     

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         isAarch64 = pkgs.stdenv.isAarch64;

     

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       +
       

     

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         uboot =

     

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           if cfg.version == 1 then

     

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             pkgs.ubootRaspberryPi

     

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           else if cfg.version == 2 then

     

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             pkgs.ubootRaspberryPi2

     

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           else

     

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             if isAarch64 then

     

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               pkgs.ubootRaspberryPi3_64bit

     

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             else

     

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               pkgs.ubootRaspberryPi3_32bit;

     

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         extlinuxConfBuilder =

     

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           import ../generic-extlinux-compatible/extlinux-conf-builder.nix {

     

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             inherit pkgs;

     

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           };

     

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       in

     

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       pkgs.substituteAll {

     

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         src = ./builder_uboot.sh;

     

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         isExecutable = true;

     

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         inherit (pkgs) bash;

     

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         path = [pkgs.coreutils pkgs.gnused pkgs.gnugrep];

     

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         firmware = pkgs.raspberrypifw;

     

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         inherit uboot;

     

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         inherit configTxt;

     

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         inherit extlinuxConfBuilder;

     

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         version = cfg.version;

     

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       }

     

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       +

+29

nixos/modules/system/boot/loader/raspberrypi/builder_uboot.sh

···

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       #! @bash@/bin/sh -e

     

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       copyForced() {

     

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           local src="$1"

     

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           local dst="$2"

     

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           cp $src $dst.tmp

     

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           mv $dst.tmp $dst

     

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       }

     

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       # Call the extlinux builder

     

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       "@extlinuxConfBuilder@" "$@"

     

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       # Add the firmware files

     

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       fwdir=@firmware@/share/raspberrypi/boot/

     

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       copyForced $fwdir/bootcode.bin  /boot/bootcode.bin

     

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       copyForced $fwdir/fixup.dat     /boot/fixup.dat

     

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       copyForced $fwdir/fixup_cd.dat  /boot/fixup_cd.dat

     

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       copyForced $fwdir/fixup_db.dat  /boot/fixup_db.dat

     

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       copyForced $fwdir/fixup_x.dat   /boot/fixup_x.dat

     

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       copyForced $fwdir/start.elf     /boot/start.elf

     

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       copyForced $fwdir/start_cd.elf  /boot/start_cd.elf

     

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       copyForced $fwdir/start_db.elf  /boot/start_db.elf

     

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       copyForced $fwdir/start_x.elf   /boot/start_x.elf

     

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       # Add the uboot file

     

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       copyForced @uboot@/u-boot.bin /boot/u-boot-rpi.bin

     

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       # Add the config.txt

     

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       copyForced @configTxt@ /boot/config.txt

+74 -17

nixos/modules/system/boot/loader/raspberrypi/raspberrypi.nix

···

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       let

     

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         cfg = config.boot.loader.raspberryPi;

     

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         builder = pkgs.substituteAll {

     

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         builderGeneric = pkgs.substituteAll {

     

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           src = ./builder.sh;

     

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           isExecutable = true;

     

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           inherit (pkgs) bash;

     

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           path = [pkgs.coreutils pkgs.gnused pkgs.gnugrep];

     

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           firmware = pkgs.raspberrypifw;

     

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           version = cfg.version;

     

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           inherit configTxt;

     

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         };

     

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         platform = pkgs.stdenv.platform;

     

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         builderUboot = import ./builder_uboot.nix { inherit config; inherit pkgs; inherit configTxt; };

     

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         builder = 

     

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           if cfg.uboot.enable then

     

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             "${builderUboot} -g ${toString cfg.uboot.configurationLimit} -t ${timeoutStr} -c"

     

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           else

     

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             builderGeneric;

     

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         blCfg = config.boot.loader;

     

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         timeoutStr = if blCfg.timeout == null then "-1" else toString blCfg.timeout;

     

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         isAarch64 = pkgs.stdenv.isAarch64;

     

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         optional = pkgs.stdenv.lib.optionalString;

     

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         configTxt =

     

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           pkgs.writeText "config.txt" (''

     

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             # U-Boot used to need this to work, regardless of whether UART is actually used or not.

     

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             # TODO: check when/if this can be removed.

     

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             enable_uart=1

     

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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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           '' + optional isAarch64 ''

     

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             # Boot in 64-bit mode.

     

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             arm_control=0x200

     

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           '' + optional cfg.uboot.enable ''

     

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             kernel=u-boot-rpi.bin

     

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           '');

     

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       in

     

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       {

     

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         options = {

     

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           boot.loader.raspberryPi.enable = mkOption {

     

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             default = false;

     

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             type = types.bool;

     

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             description = ''

     

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               Whether to create files with the system generations in

     

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               <literal>/boot</literal>.

     

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               <literal>/boot/old</literal> will hold files from old generations.

     

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             '';

     

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           boot.loader.raspberryPi = {

     

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             enable = mkOption {

     

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               default = false;

     

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               type = types.bool;

     

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               description = ''

     

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                 Whether to create files with the system generations in

     

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                 <literal>/boot</literal>.

     

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                 <literal>/boot/old</literal> will hold files from old generations.

     

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               '';

     

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             };

     

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             version = mkOption {

     

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               default = 2;

     

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               type = types.enum [ 1 2 3 ];

     

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               description = ''

     

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               '';

     

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             };

     

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             uboot = {

     

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               enable = mkOption {

     

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                 default = false;

     

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                 type = types.bool;

     

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                 description = ''

     

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                   Enable using uboot as bootmanager for the raspberry pi.

     

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                 '';

     

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               };

     

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               configurationLimit = mkOption {

     

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                 default = 20;

     

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                 example = 10;

     

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                 type = types.int;

     

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                 description = ''

     

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                   Maximum number of configurations in the boot menu.

     

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                 '';

     

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               };

     

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             };

     

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           };

     

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         };

     

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           boot.loader.raspberryPi.version = mkOption {

     

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             default = 2;

     

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             type = types.enum [ 1 2 3 ];

     

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             description = ''

     

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             '';

     

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         config = mkIf cfg.enable {

     

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           assertions = singleton {

     

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             assertion = !pkgs.stdenv.isAarch64 || cfg.version == 3;

     

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             message = "Only Raspberry Pi 3 supports aarch64.";

     

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           };

     

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         };

     

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         config = mkIf config.boot.loader.raspberryPi.enable {

     

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           system.build.installBootLoader = builder;

     

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           system.boot.loader.id = "raspberrypi";

     

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           system.boot.loader.kernelFile = platform.kernelTarget;