nixos-hardware/starfive/visionfive/v2/firmware.nix
2023-06-08 20:24:13 +02:00

79 lines
2.5 KiB
Nix

{ callPackage, pkgsBuildHost, runCommand, writeText, writeShellApplication
, stdenv, dtc, mtdutils, coreutils }:
let
uboot = callPackage ./uboot.nix { };
opensbi = callPackage ./opensbi.nix {
withPayload = "${uboot}/u-boot.bin";
withFDT = "${uboot}/starfive_visionfive2.dtb";
};
spl-tool = pkgsBuildHost.callPackage ./spl-tool.nix { };
its-file = writeText "visionfive2-uboot-fit-image.its" ''
/dts-v1/;
/ {
description = "U-boot-spl FIT image for JH7110 VisionFive2";
#address-cells = <2>;
images {
firmware {
description = "u-boot";
data = /incbin/("${opensbi}/share/opensbi/lp64/generic/firmware/fw_payload.bin");
type = "firmware";
arch = "riscv";
os = "u-boot";
load = <0x0 0x40000000>;
entry = <0x0 0x40000000>;
compression = "none";
};
};
configurations {
default = "config-1";
config-1 {
description = "U-boot-spl FIT config for JH7110 VisionFive2";
firmware = "firmware";
};
};
};
'';
in rec {
inherit opensbi uboot;
spl = stdenv.mkDerivation {
name = "starfive-visionfive2-spl";
depsBuildBuild = [ spl-tool ];
phases = [ "installPhase" ];
installPhase = ''
mkdir -p $out/share/starfive-visionfive2/
ln -s ${uboot}/u-boot-spl.bin .
spl_tool -c -f ./u-boot-spl.bin
cp u-boot-spl.bin.normal.out $out/share/starfive-visionfive2/spl.bin
'';
};
uboot-fit-image = stdenv.mkDerivation {
name = "starfive-visionfive2-uboot-fit-image";
nativeBuildInputs = [ dtc ];
phases = [ "installPhase" ];
installPhase = ''
mkdir -p $out/share/starfive-visionfive2/
${uboot}/mkimage -f ${its-file} -A riscv -O u-boot -T firmware $out/share/starfive-visionfive2/visionfive2_fw_payload.img
'';
};
updater-flash = writeShellApplication {
name = "visionfive2-firmware-update-flash";
runtimeInputs = [ mtdutils ];
text = ''
flashcp -v ${spl}/share/starfive-visionfive2/spl.bin /dev/mtd0
flashcp -v ${uboot-fit-image}/share/starfive-visionfive2/visionfive2_fw_payload.img /dev/mtd1
'';
};
updater-sd = writeShellApplication {
name = "visionfive2-firmware-update-sd";
runtimeInputs = [ ];
text = ''
dd if=${spl}/share/starfive-visionfive2/spl.bin of=/dev/mmcblk0p1 conv=fsync
dd if=${uboot-fit-image}/share/starfive-visionfive2/visionfive2_fw_payload.img of=/dev/mmcblk0p2 conv=fsync
'';
};
}