# Example to create a bios compatible gpt partition { lib, config, ... }: { disko.devices.disk = { one = { # Change this device name match your block device. # The `lsblk` command can help you here device = lib.mkDefault "/dev/sda"; type = "disk"; content = { type = "gpt"; partitions = lib.optionalAttrs config.boot.loader.grub.enable { boot = { name = "boot"; size = "1M"; type = "EF02"; }; } // { ESP = { size = "500M"; type = "EF00"; content = { type = "filesystem"; format = "vfat"; mountpoint = "/boot"; }; }; root = { size = "100%"; content = { type = "filesystem"; format = "ext4"; mountpoint = "/"; }; }; }; }; }; }; }