{ self, ... }: { lib, config, pkgs, ... }: { imports = with self.nixosModules; [ default headless mimalloc physical ]; boot.binfmt = { emulatedSystems = [ "aarch64-linux" "riscv64-linux" ]; preferStaticEmulators = true; }; boot.kernelParams = [ "hugepagesz=1G" "hugepages=16" ]; boot.kernelPackages = let inherit (self.packages.x86_64-linux) linux-hardened; in pkgs.linuxPackagesFor (linux-hardened.override { instSetArch = "znver2"; extraConfig = (with linux-hardened.profile; physical // dm-crypt) // (with self.lib.kernel; { CPU_SUP_INTEL = false; CPU_SUP_AMD = true; NR_CPUS = 96; AMD_MEM_ENCRYPT = true; ACPI_IPMI = true; ACPI_HMAT = true; VIRTUALIZATION = true; KVM = true; KVM_AMD = true; KVM_SMM = true; NVME_CORE = true; BLK_DEV_NVME = true; NVME_VERBOSE_ERRORS = true; NVME_HWMON = true; ATA = true; ATA_VERBOSE_ERROR = true; ATA_ACPI = true; SATA_PMP = true; SATA_AHCI = true; SATA_MOBILE_LPM_POLICY = 1; ATA_SFF = false; BLK_DEV_MD = true; MD_AUTODETECT = true; MD_RAID1 = true; BNXT = true; BNXT_FLOWER_OFFLOAD = true; BNXT_HWMON = true; MLX4_EN = true; MLX4_CORE_GEN2 = false; IPMI_HANDLER = true; IPMI_PANIC_EVENT = true; IPMI_PANIC_STRING = true; IPMI_DEVICE_INTERFACE = true; IPMI_SI = true; IPMI_SSIF = true; I2C_PIIX4 = true; HWMON = true; SENSORS_K10TEMP = true; WATCHDOG = true; WATCHDOG_HANDLE_BOOT_ENABLED = true; WATCHDOG_OPEN_TIMEOUT = 0; WATCHDOG_SYSFS = true; SP5100_TCO = true; VIDEO = true; DRM = true; DRM_FBDEV_EMULATION = true; DRM_AST = true; EDAC_DECODE_MCE = true; EDAC_AMD64 = true; AMD_PTDMA = true; AMD_IOMMU = true; INTEL_RAPL = true; BTRFS_FS = true; BTRFS_FS_POSIX_ACL = true; CEPH_FS = true; CEPH_FS_POSIX_ACL = true; CRYPTO_DEV_CCP = true; CRYPTO_DEV_CCP_DD = true; CRYPTO_DEV_SP_CCP = true; CRYPTO_DEV_CCP_CRYPTO = true; CRYPTO_DEV_SP_PSP = true; }); }); hardware.nitrokey.enable = true; nix = { settings = { system-features = [ "nixos-test" "benchmark" "big-parallel" "kvm" ] ++ (map (arch: "gccarch-${arch}") (lib.systems.architectures.inferiors.znver2 ++ [ "rv64imac" "rv64imacfd" "rv64gc" "armv8-a" ])); }; }; }