# Example to create a bios compatible gpt partition { lib, ... }: { disko.devices = { disk.disk1 = { device = lib.mkDefault "/dev/nvme0n1"; type = "disk"; content = { type = "gpt"; partitions = { ESP = { priority = 1; name = "ESP"; start = "1M"; end = "1G"; type = "EF00"; content = { type = "filesystem"; format = "vfat"; mountpoint = "/boot"; mountOptions = [ "umask=0077" ]; }; }; root = { size = "100%"; name = "nixos-ssd"; content = { type = "btrfs"; extraArgs = [ "-f" ]; # Override existing partition mountpoint = "/"; mountOptions = [ "compress=zstd" "noatime" ]; }; }; }; }; }; }; }