unionfs
Union File System
This is at trivial test of the Union File System. See
nuttx/fs/unionfs/README.txt
. Dependencies:
CONFIG_DISABLE_MOUNTPOINT
– Mountpoint support must not be disabled.CONFIG_FS_ROMFS
– ROMFS support is required.CONFIG_FS_UNIONFS
– Union File System support is required.
Configuration options. Use the defaults if you are unsure of what you are doing:
CONFIG_EXAMPLES_UNIONFS
– Enables the example.CONFIG_EXAMPLES_UNIONFS_MOUNTPT
– Mountpoint path for the Union File System.CONFIG_EXAMPLES_UNIONFS_TMPA
– Temporary mount point for file system1
.CONFIG_EXAMPLES_UNIONFS_TMPB
– Temporary mount point for file system2
.CONFIG_EXAMPLES_UNIONFS_RAMDEVNO_A
– ROMFS file system1
RAM disk device number.CONFIG_EXAMPLES_UNIONFS_RAMDEVNO_B
– ROMFS file system2
RAM disk device number.CONFIG_EXAMPLES_UNIONFS_SECTORSIZE
– ROM disk sector size.
See SIM page for a walk-through of the output of this text.