kconfig

open source bios with linux platform, very good and can be reused.

config FSYS_EXT2FS
	depends on GRUBFS
	bool "EXT2 support"
	default n
	help
	  Include EXT2 filesystem support

config FSYS_FAT
	depends on GRUBFS
	bool "(V)FAT support"
	default n
	help
	  Include VFAT/FAT (MSDOS / Windows95) filesystem support

config FSYS_JFS
	depends on GRUBFS
	bool "JFS support"
	default n
	help
	  Include JFS support

config FSYS_MINIX
	depends on GRUBFS
	bool "Minix filesystem support"
	default n
	help
	  Include Minix filesystem support

config FSYS_REISERFS
	depends on GRUBFS
	bool "Reiser filesystem support"
	default n
	help
	  Include Reiser filesystem support
	  
config FSYS_XFS
	depends on GRUBFS
	bool "XFS support"
	default n
	help
	  Include XFS support

config FSYS_UFS
	depends on GRUBFS
	bool "UFS/UFS2 support"
	default n
	help
	  Include UFS/UFS2 support

config FSYS_ISO9660
	depends on GRUBFS
	bool "ISO 9660 support"
	default n
	help
	  Include ISO9660 (cdrom) filesystem support

config FSYS_FFS
	depends on GRUBFS
	bool "FreeBSD FFS support"
	default n
	help
	  Include FreeBSD FFS filesystem support

config FSYS_VSTAFS
	depends on GRUBFS
	bool "VSTA filesystem support"
	default n
	help
	  Include VSTA filesystem support

config FSYS_NTFS
	depends on GRUBFS
	bool "NT filesystem support"
	default n
	help
	  Include NTFS filesystem support

config FSYS_AFFS
	depends on GRUBFS
	bool "Amiga fast filesystem support"
	default n
	help
	  Include Amiga FFS filesystem support