6f35b092_Linux_MTD_NAND_FLASH__Comment
[Offset] 0x11 [Content] Clean marker byte 1 [Comment] 
This byte indicates that a block was erased under JFFS2 control. If the page was succesfully erased this byte in the first page of a block is programmed to 0x19. In the remaining pages this byte is reserved
Linux-MTD NAND FLASH
Comment