46 lines
1.2 KiB
Nix
46 lines
1.2 KiB
Nix
{
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config
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, pkgs
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, lib
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, ...
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}:
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let
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inherit (lib) mkIf mkOption types;
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o = config.system.outputs;
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in
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{
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imports = [
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./initramfs.nix
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];
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config = mkIf (config.rootfsType == "jffs2") {
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kernel.config = {
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JFFS2_FS = "y";
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JFFS2_LZO = "y";
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JFFS2_RTIME = "y";
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JFFS2_COMPRESSION_OPTIONS = "y";
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JFFS2_ZLIB = "y";
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JFFS2_CMODE_SIZE = "y";
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};
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boot.initramfs.enable = true;
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system.outputs = {
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systemConfiguration =
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pkgs.systemconfig config.filesystem.contents;
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rootfs =
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let
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inherit (pkgs.pkgsBuildBuild) runCommand mtdutils;
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endian = if pkgs.stdenv.isBigEndian
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then "--big-endian" else "--little-endian";
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in runCommand "make-jffs2" {
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depsBuildBuild = [ mtdutils ];
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} ''
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cp -a ${o.rootfsFiles} tmp
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${if config.boot.loader.extlinux.enable
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then "(cd tmp && ln -s ${o.extlinux} boot)"
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else ""
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}
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(cd tmp && mkfs.jffs2 --compression-mode=size ${endian} -e ${toString config.hardware.flash.eraseBlockSize} --enable-compressor=lzo --pad --root . --output $out --squash --faketime )
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'';
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};
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};
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}
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