int nandemul_ReadChunkFromNAND(struct yaffs_DeviceStruct *dev,int chunkInNAND, __u8 *data, yaffs_Spare *spare);
int nandemul_EraseBlockInNAND(struct yaffs_DeviceStruct *dev,int blockInNAND);
int nandemul_InitialiseNAND(struct yaffs_DeviceStruct *dev);
int nandemul_ReadChunkFromNAND(struct yaffs_DeviceStruct *dev,int chunkInNAND, __u8 *data, yaffs_Spare *spare);
int nandemul_EraseBlockInNAND(struct yaffs_DeviceStruct *dev,int blockInNAND);
int nandemul_InitialiseNAND(struct yaffs_DeviceStruct *dev);