-
-
-#define MTD_ABSENT 0
-#define MTD_RAM 1
-#define MTD_ROM 2
-#define MTD_NORFLASH 3
-#define MTD_NANDFLASH 4
-#define MTD_PEROM 5
-#define MTD_OTHER 14
-#define MTD_UNKNOWN 15
-
-
-
-#define MTD_CLEAR_BITS 1 // Bits can be cleared (flash)
-#define MTD_SET_BITS 2 // Bits can be set
-#define MTD_ERASEABLE 4 // Has an erase function
-#define MTD_WRITEB_WRITEABLE 8 // Direct IO is possible
-#define MTD_VOLATILE 16 // Set for RAMs
-#define MTD_XIP 32 // eXecute-In-Place possible
-#define MTD_OOB 64 // Out-of-band data (NAND flash)
-#define MTD_ECC 128 // Device capable of automatic ECC
-
-// Some common devices / combinations of capabilities
-#define MTD_CAP_ROM 0
-#define MTD_CAP_RAM (MTD_CLEAR_BITS|MTD_SET_BITS|MTD_WRITEB_WRITEABLE)
-#define MTD_CAP_NORFLASH (MTD_CLEAR_BITS|MTD_ERASEABLE)
-#define MTD_CAP_NANDFLASH (MTD_CLEAR_BITS|MTD_ERASEABLE|MTD_OOB)
-#define MTD_WRITEABLE (MTD_CLEAR_BITS|MTD_SET_BITS)
-
-
-// Types of automatic ECC/Checksum available
-#define MTD_ECC_NONE 0 // No automatic ECC available
-#define MTD_ECC_RS_DiskOnChip 1 // Automatic ECC on DiskOnChip
-#define MTD_ECC_SW 2 // SW ECC for Toshiba & Samsung devices
-
-struct mtd_info_user {
- u_char type;
- u_int32_t flags;
- u_int32_t size; // Total size of the MTD
- u_int32_t erasesize;
- u_int32_t oobblock; // Size of OOB blocks (e.g. 512)
- u_int32_t oobsize; // Amount of OOB data per block (e.g. 16)
- u_int32_t ecctype;
- u_int32_t eccsize;
-};
-
-struct region_info_user {
- u_int32_t offset; /* At which this region starts,
- * from the beginning of the MTD */
- u_int32_t erasesize; /* For this region */
- u_int32_t numblocks; /* Number of blocks in this region */
- u_int32_t regionindex;
-};
-
-#define MEMGETINFO _IOR('M', 1, struct mtd_info_user)
-#define MEMERASE _IOW('M', 2, struct erase_info_user)
-#define MEMWRITEOOB _IOWR('M', 3, struct mtd_oob_buf)
-#define MEMREADOOB _IOWR('M', 4, struct mtd_oob_buf)
-#define MEMLOCK _IOW('M', 5, struct erase_info_user)
-#define MEMUNLOCK _IOW('M', 6, struct erase_info_user)
-#define MEMGETREGIONCOUNT _IOR('M', 7, int)
-#define MEMGETREGIONINFO _IOWR('M', 8, struct region_info_user)
-#define MEMSETOOBSEL _IOW('M', 9, struct nand_oobinfo)
-
-struct nand_oobinfo {
- int useecc;
- int eccpos[6];
-};
-
-
-#ifndef __KERNEL__
-
-typedef struct mtd_info_user mtd_info_t;
-typedef struct erase_info_user erase_info_t;
-typedef struct region_info_user region_info_t;
-typedef struct nand_oobinfo nand_oobinfo_t;
-
- /* User-space ioctl definitions */
-
-#else /* __KERNEL__ */
-
-