/*
- * $Id: mtd-abi.h,v 1.13 2005/11/07 11:14:56 gleixner Exp $
- *
* Portions of MTD ABI definition which are shared by kernel and user space
*/
#ifndef __MTD_ABI_H__
#define __MTD_ABI_H__
-#ifndef __KERNEL__
-/* Urgh. The whole point of splitting this out into
- separate files was to avoid #ifdef __KERNEL__ */
-#define __user
-#endif
+#include <linux/types.h>
struct erase_info_user {
- uint32_t start;
- uint32_t length;
+ __u32 start;
+ __u32 length;
+};
+
+struct erase_info_user64 {
+ __u64 start;
+ __u64 length;
};
struct mtd_oob_buf {
- uint32_t start;
- uint32_t length;
+ __u32 start;
+ __u32 length;
unsigned char __user *ptr;
};
+struct mtd_oob_buf64 {
+ __u64 start;
+ __u32 pad;
+ __u32 length;
+ __u64 usr_ptr;
+};
+
#define MTD_ABSENT 0
#define MTD_RAM 1
#define MTD_ROM 2
#define MTD_NORFLASH 3
#define MTD_NANDFLASH 4
#define MTD_DATAFLASH 6
+#define MTD_UBIVOLUME 7
#define MTD_WRITEABLE 0x400 /* Device is writeable */
#define MTD_BIT_WRITEABLE 0x800 /* Single bits can be flipped */
#define MTD_NO_ERASE 0x1000 /* No erase necessary */
+#define MTD_POWERUP_LOCK 0x2000 /* Always locked after reset */
// Some common devices / combinations of capabilities
#define MTD_CAP_ROM 0
#define MTD_CAP_NORFLASH (MTD_WRITEABLE | MTD_BIT_WRITEABLE)
#define MTD_CAP_NANDFLASH (MTD_WRITEABLE)
-
-// 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
-
/* ECC byte placement */
#define MTD_NANDECC_OFF 0 // Switch off ECC (Not recommended)
#define MTD_NANDECC_PLACE 1 // Use the given placement in the structure (YAFFS1 legacy mode)
#define MTD_OTP_USER 2
struct mtd_info_user {
- uint8_t type;
- uint32_t flags;
- uint32_t size; // Total size of the MTD
- uint32_t erasesize;
- uint32_t writesize;
- uint32_t oobsize; // Amount of OOB data per block (e.g. 16)
- uint32_t ecctype;
- uint32_t eccsize;
+ __u8 type;
+ __u32 flags;
+ __u32 size; // Total size of the MTD
+ __u32 erasesize;
+ __u32 writesize;
+ __u32 oobsize; // Amount of OOB data per block (e.g. 16)
+ /* The below two fields are obsolete and broken, do not use them
+ * (TODO: remove at some point) */
+ __u32 ecctype;
+ __u32 eccsize;
};
struct region_info_user {
- uint32_t offset; /* At which this region starts,
+ __u32 offset; /* At which this region starts,
* from the beginning of the MTD */
- uint32_t erasesize; /* For this region */
- uint32_t numblocks; /* Number of blocks in this region */
- uint32_t regionindex;
+ __u32 erasesize; /* For this region */
+ __u32 numblocks; /* Number of blocks in this region */
+ __u32 regionindex;
};
struct otp_info {
- uint32_t start;
- uint32_t length;
- uint32_t locked;
+ __u32 start;
+ __u32 length;
+ __u32 locked;
};
#define MEMGETINFO _IOR('M', 1, struct mtd_info_user)
#define MEMGETREGIONINFO _IOWR('M', 8, struct region_info_user)
#define MEMSETOOBSEL _IOW('M', 9, struct nand_oobinfo)
#define MEMGETOOBSEL _IOR('M', 10, struct nand_oobinfo)
-#define MEMGETBADBLOCK _IOW('M', 11, loff_t)
-#define MEMSETBADBLOCK _IOW('M', 12, loff_t)
+#define MEMGETBADBLOCK _IOW('M', 11, __kernel_loff_t)
+#define MEMSETBADBLOCK _IOW('M', 12, __kernel_loff_t)
#define OTPSELECT _IOR('M', 13, int)
#define OTPGETREGIONCOUNT _IOW('M', 14, int)
#define OTPGETREGIONINFO _IOW('M', 15, struct otp_info)
#define ECCGETLAYOUT _IOR('M', 17, struct nand_ecclayout)
#define ECCGETSTATS _IOR('M', 18, struct mtd_ecc_stats)
#define MTDFILEMODE _IO('M', 19)
+#define MEMERASE64 _IOW('M', 20, struct erase_info_user64)
+#define MEMWRITEOOB64 _IOWR('M', 21, struct mtd_oob_buf64)
+#define MEMREADOOB64 _IOWR('M', 22, struct mtd_oob_buf64)
/*
* Obsolete legacy interface. Keep it in order not to break userspace
* interfaces
*/
struct nand_oobinfo {
- uint32_t useecc;
- uint32_t eccbytes;
- uint32_t oobfree[8][2];
- uint32_t eccpos[32];
+ __u32 useecc;
+ __u32 eccbytes;
+ __u32 oobfree[8][2];
+ __u32 eccpos[32];
};
struct nand_oobfree {
- uint32_t offset;
- uint32_t length;
+ __u32 offset;
+ __u32 length;
};
#define MTD_MAX_OOBFREE_ENTRIES 8
* diagnosis and to allow creation of raw images
*/
struct nand_ecclayout {
- uint32_t eccbytes;
- uint32_t eccpos[64];
- uint32_t oobavail;
+ __u32 eccbytes;
+ __u32 eccpos[64];
+ __u32 oobavail;
struct nand_oobfree oobfree[MTD_MAX_OOBFREE_ENTRIES];
};
/**
- * struct mtd_ecc_stats - error correction status
+ * struct mtd_ecc_stats - error correction stats
*
* @corrected: number of corrected bits
* @failed: number of uncorrectable errors
* @bbtblocks: number of blocks reserved for bad block tables
*/
struct mtd_ecc_stats {
- uint32_t corrected;
- uint32_t failed;
- uint32_t badblocks;
- uint32_t bbtblocks;
+ __u32 corrected;
+ __u32 failed;
+ __u32 badblocks;
+ __u32 bbtblocks;
};
/*
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff