src/storage/fshost/meta/config.cml

// Copyright 2022 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
{
    config: {
        // Disables zxcrypt for minfs partitions.
        // This argument is ignored when using Fxfs instead of minfs, which has its own encryption.
        no_zxcrypt: { type: "bool" },

        // FVM is in a ram-disk, thus minfs doesn't require zxcrypt.
        fvm_ramdisk: { type: "bool" },

        // When set, allows zxcrypt to attach and unseal minfs partitions not in a ram-disk (but
        // don't mount).
        zxcrypt_non_ramdisk: { type: "bool" },

        // Enables all GPT devices.
        gpt_all: { type: "bool" },

        // Perform decompression in a sandboxed component.
        // TODO(fxbug.dev/96844): This should be the only supported config; remove this flag.
        sandbox_decompression: { type: "bool" },

        // Normally the partition limits (minfs-max-bytes and blofs-max-bytes) apply only to
        // non-ramdisk devices. This is to prevent device hardware configuration from leaking into
        // ramdisk uses. When present, this flag makes them apply to all partitions of the
        // corresponding type (this use used for tests).
        apply_limits_to_ramdisk: { type: "bool" },

        // Enables checking filesystems before mounting (if supported).
        check_filesystems: { type: "bool" },

        // Maximum number of bytes a blobfs partition can grow to. This applies only to non-ramdisk
        // partitions unless "apply-limits-to-ramdisk" is set.
        blobfs_max_bytes: { type: "uint64" },

        // Maximum number of bytes the data partition can grow to. This applies only to non-ramdisk
        // partitions unless "apply-limits-to-ramdisk" is set.
        data_max_bytes: { type: "uint64" },

        // Automatically formats the data partition if it is found to be corrupted.
        format_data_on_corruption: { type: "bool" },

        // Use the given format as the filesystem for the data partition.
        data_filesystem_format: {
            type: "string",
            max_size: 64,
        },

        // Allow legacy names for the data partition.
        allow_legacy_data_partition_names: { type: "bool" },

        // Enables NAND devices.
        nand: { type: "bool" },

        // Enables blobfs partitions.
        blobfs: { type: "bool" },

        // Enables bootpart partitions.
        bootpart: { type: "bool" },

        // Enables the durable partition (small partition of settings that survives factory resets).
        durable: { type: "bool" },

        // Enables the factory partition (small partition of settings set in the factory and never
        // written to otherwise).
        factory: { type: "bool" },

        // Enables a single FVM device.
        fvm: { type: "bool" },

        // Enables a single GPT device.
        gpt: { type: "bool" },

        // Enables MBR devices.
        mbr: { type: "bool" },

        // Enables data partitions.
        data: { type: "bool" },

        // Disables everything except fvm, gpt and bootpart.
        netboot: { type: "bool" },
    },
}