File Systems and Storage Management Catalog Items (Windows Embedded CE 6.0)

1/6/2010

The following table shows the file systems and storage management catalog items in Platform Builder.

Catalog item name SYSGEN variable Description

Compression

SYSGEN_NKCOMPR

Compresses the data in the RAM and ROM file systems, as well as the database volumes. For more information, see File Compression.

Database support

SYSGEN_FSDBASE

Provides built-in CEDB database support. For more information, see CEDB Database Support.

Bit-based (File and Database Replication)

SYSGEN_FSREPLBIT

Identifies what changes have occurred in a database or RAM file system on the device and therefore must be replicated on the desktop. This model relies on 4 bits per object to replicate the data. For more information, see Bit-Based Replication.

File Cache Manager

SYSGEN_CACHEFILT

Provides a file system cache manager that caches file data by applying a filter to a file system driver (FSD).

For more information, see File and Disk Caching.

RAM and ROM file system

SYSGEN_FSRAMROM

File system driver capable of reading data from the ROM file system and the RAM file system in the object store.

ROM-only file system

SYSGEN_FSROMONLY

File system driver capable of reading data from the ROM file system.

Hive-based registry

SYSGEN_FSREGHIVE

Stores data inside files, or hives, which can be kept on any file system. For more information, see Hive-Based Registry.

RAM-based registry

SYSGEN_FSREGRAM

Stores all registry data within the object store. For more information, see RAM-Based Registry.

Storage Manager

SYSGEN_STOREMGR

Responsible for all external storage items, such as file systems, file system filters, and partitioning. For more information, see Storage Management.

Binary ROM image file system

SYSGEN_BINFS

Loads a portion of an OS image from persistent media into RAM for execution. It uses demand paging to load additional modules, as needed. For more information, see Binary ROM Iimage File System (BinFS).

CD/UDFS file system

SYSGEN_UDFS

File system driver that supports both compact disc file system (CDFS) and universal disc file system (UDFS) and reads CDs, DVDs, and CD-ROMs. For more information, see CDFS/UDFS File Systems.

EDB database engine

SYSGEN_EDB

Provides enhanced database functionality, including support for transactions, access by multiple users, multiple sort orders, key properties and databases. For more information, see EDB Database Support.

FAT file system

SYSGEN_FATFS

File system driver that supports the file allocation table (FAT) file system. For more information, see FAT File System.

Extended FAT file system

SYSGEN_EXFAT

File system driver that supports the Extended FAT file system. For more information, see Extended FAT File System.

Also includes support for the Transaction-Safe Extended FAT File System.

Partition driver

SYSGEN_MSPART

Interprets the partitions on a storage device for Partition Manager. For more information, see Partition Driver.

Storage Manager Control Panel application

SYSGEN_STOREMGR_CPL

Manipulates storage devices. For more information, see Storage Management.

Transaction-safe Extended FAT file system

SYSGEN_EXFAT

Ensures that the file allocation table is not corrupted during power cycles; support is included in the exFAT driver. For more information, see Transaction-Safe Extended FAT File System.

System password

SYSGEN_FSPASSWORD

Provides support for authentication on a device to prevent unauthorized access. For more information, see File System Password Reference.

Release directory file system

SYSGEN_RELFSD

Provides support for the release directory file system

Silent FATFS UI

SYSGEN_FATUTIL_NOUI

Builds the Fatutil.dll file for a device with no graphical user interface (GUI) components.

The following table shows the file systems and storage management Sysgen variables that are not included in the catalog.

SYSGEN variable Description

SYSGEN_FSDMGR

Sets SYSGEN_STOREMGR to 1. For more information, see Storage Management.

SYSGEN_OEMFS

Sample persistent registry and password driver.

See Also

Other Resources

File Systems and Storage Management