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Diffstat (limited to 'include/mtd/mtd-abi.h')
| -rw-r--r-- | include/mtd/mtd-abi.h | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/include/mtd/mtd-abi.h b/include/mtd/mtd-abi.h deleted file mode 100644 index 428d9122940..00000000000 --- a/include/mtd/mtd-abi.h +++ /dev/null @@ -1,120 +0,0 @@ -/* - * $Id: mtd-abi.h,v 1.11 2005/05/19 16:08:58 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 - -struct erase_info_user { - uint32_t start; - uint32_t length; -}; - -struct mtd_oob_buf { - uint32_t start; - uint32_t length; - unsigned char __user *ptr; -}; - -#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_DATAFLASH 6 -#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 -#define MTD_NO_VIRTBLOCKS 256 // Virtual blocks not allowed - -// 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 - -/* 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_NANDECC_AUTOPLACE 2 // Use the default placement scheme -#define MTD_NANDECC_PLACEONLY 3 // Use the given placement in the structure (Do not store ecc result on read) -#define MTD_NANDECC_AUTOPL_USR 4 // Use the given autoplacement scheme rather than using the default - -/* OTP mode selection */ -#define MTD_OTP_OFF 0 -#define MTD_OTP_FACTORY 1 -#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 oobblock; // Size of OOB blocks (e.g. 512) - uint32_t oobsize; // Amount of OOB data per block (e.g. 16) - uint32_t ecctype; - uint32_t eccsize; -}; - -struct region_info_user { - uint32_t 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; -}; - -struct otp_info { - uint32_t start; - uint32_t length; - uint32_t locked; -}; - -#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) -#define MEMGETOOBSEL _IOR('M', 10, struct nand_oobinfo) -#define MEMGETBADBLOCK _IOW('M', 11, loff_t) -#define MEMSETBADBLOCK _IOW('M', 12, loff_t) -#define OTPSELECT _IOR('M', 13, int) -#define OTPGETREGIONCOUNT _IOW('M', 14, int) -#define OTPGETREGIONINFO _IOW('M', 15, struct otp_info) -#define OTPLOCK _IOR('M', 16, struct otp_info) - -struct nand_oobinfo { - uint32_t useecc; - uint32_t eccbytes; - uint32_t oobfree[8][2]; - uint32_t eccpos[32]; -}; - -#endif /* __MTD_ABI_H__ */ |