以前对这个问题一点都不了解，后来有人提示使用两个驱动来实现即可，后来想想，的确是妙招。现在Veabol 牛人给了注册表。先收藏起来，以后有用的。
[HKEY_LOCAL_MACHINE/Drivers/BuiltIn/FlashDisk]
"Prefix"="DSK"
"Dll"="ONDisk.dll"
"Order"=dword:1
"Index"=dword:3
"IClass"=multi_sz:"{A4E7EDDA-E575-4252-9D6B-4195D48BB865}"
"Profile"="FlashDisk"
"BmlVolumeId"=dword:0 ; BML volume ID = 0
"BmlPartitionId"=dword:8 ; BML parition ID = PARTITION_ID_FILESYSTEM
"WMRStartSector"=dword:0
"WMRNumOfSector"=dword:40000 ; 32MByte
; "Flags"=dword:11000 ; do not load again in boot phase 2 ;
[HKEY_LOCAL_MACHINE/System/StorageManager/Profiles/FlashDisk]
"DefaultFileSystem"="FATFS"
"PartitionDriver"="mspart.dll"
"Name"="PocketMory MLC Disk"
"Folder"="DataFolder"
"AutoMount"=dword:1
"AutoPart"=dword:1
"AutoFormat"=dword:1
"MountFlags"=dword:0
; "Ioctl"=dword:4
[HKEY_LOCAL_MACHINE/System/StorageManager/Profiles/FlashDisk/FATFS]
"FriendlyName"="PocketMory FAT FileSystem"
"Dll"="fatfsd.dll"
"Flags"=dword:00000014 ; FATFS_ENABLE_BACKUP_FAT | FATFS_DISABLE_AUTOSCAN
"FormatTfat"=dword:1
"EnableCacheWarm"=dword:0
;----------------------------------------------------------------------------
; 2nd FAT Area
;----------------------------------------------------------------------------
[HKEY_LOCAL_MACHINE/Drivers/BuiltIn/FlashDisk1]
"Prefix"="DSK"
"Dll"="ONDisk.dll"
"Order"=dword:1
"Index"=dword:1
"IClass"=multi_sz:"{A4E7EDDA-E575-4252-9D6B-4195D48BB865}"
"Profile"="FlashDisk1"
"BmlVolumeId"=dword:0 ; BML volume ID = 0
"BmlPartitionId"=dword:9 ; BML parition ID = PARTITION_ID_FILESYSTEM1
"WMRStartSector"=dword:40000
"WMRNumOfSector"=dword:ffffffff ; last location
; "Flags"=dword:11000 ; do not load again in boot phase 2 ;
[HKEY_LOCAL_MACHINE/System/StorageManager/Profiles/FlashDisk1]
"DefaultFileSystem"="FATFS"
"PartitionDriver"="mspart.dll"
"Name"="PocketMory MLC Disk1"
"Folder"="Storage Card"
"AutoMount"=dword:1
"AutoPart"=dword:1
"AutoFormat"=dword:1
"MountFlags"=dword:0
; "Ioctl"=dword:4
[HKEY_LOCAL_MACHINE/System/StorageManager/Profiles/FlashDisk1/FATFS]
"FriendlyName"="PocketMory FAT FileSystem1"
"Dll"="fatfsd.dll"
"Flags"=dword:00000014 ; FATFS_ENABLE_BACKUP_FAT | FATFS_DISABLE_AUTOSCAN
"FormatTfat"=dword:1
"EnableCacheWarm"=dword:0
参考一下吧
哈哈，以后会有用的。