{
  disko = {
    devices = {
      disk = {
        disk1 = {
          imageSize = "20G";
          type = "disk";
          device = "/dev/mmcblk0";
          content = {
            type = "gpt";
            partitions = {
              firmware = {
                size = "30M";
                priority = 1;
                type = "0700";
                content = {
                  type = "filesystem";
                  format = "vfat";
                  mountpoint = "/firmware";
                };
              };
              boot = {
                size = "1G";
                type = "EF00";
                content = {
                  type = "filesystem";
                  format = "vfat";
                  mountpoint = "/boot";
                };
              };
              root = {
                name = "root";
                size = "100%";
                content = {
                  type = "filesystem";
                  extraArgs = [];
                  format = "ext4";
                  mountpoint = "/";
                };
              };
            };
          };
        };
      };
    };
  };
}