extractMTDfs

pkgs.vmTools.extractMTDfs

Docs pulled from | This Revision | 17 minutes ago

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Implementation

The following is the current implementation of this function.

{
      file,
      fs ? null,
    }:
    runInLinuxVM (
      stdenv.mkDerivation {
        name = "extract-file-mtd";
        buildInputs = [
          util-linux
          mtdutils
        ];
        buildCommand = ''
          ln -s ${kernelModules}/lib /lib
          ${kmod}/bin/modprobe mtd
          ${kmod}/bin/modprobe mtdram total_size=131072
          ${kmod}/bin/modprobe mtdchar
          ${kmod}/bin/modprobe mtdblock
          ${kmod}/bin/modprobe jffs2
          ${kmod}/bin/modprobe zlib

          mkdir -p $out
          mkdir -p tmp

          dd if=${file} of=/dev/mtd0
          mount ${lib.optionalString (fs != null) "-t ${fs} "}/dev/mtdblock0 tmp

          cp -R tmp/* $out/
        '';
      }
    )