X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=include%2Fnand.h;h=a48b1b8ed1a514831511303abca62cb48fccb96d;hb=80ab414afdc9543686d8258dd7b933a410df3c4e;hp=3296e109e77631b5a1236d6ed3918115345f1f3e;hpb=ce0eb70333331da6942167c41e6841c8c7994a33;p=u-boot diff --git a/include/nand.h b/include/nand.h index 3296e109e7..a48b1b8ed1 100644 --- a/include/nand.h +++ b/include/nand.h @@ -24,34 +24,51 @@ #ifndef _NAND_H_ #define _NAND_H_ +#include + +/* + * All boards using a given driver must convert to self-init + * at the same time, so do it here. When all drivers are + * converted, this will go away. + */ +#if defined(CONFIG_NAND_FSL_ELBC) +#define CONFIG_SYS_NAND_SELF_INIT +#endif + extern void nand_init(void); -#ifndef CONFIG_NAND_LEGACY -#include +#include #include #include +#ifdef CONFIG_SYS_NAND_SELF_INIT +void board_nand_init(void); +int nand_register(int devnum); +#else +extern int board_nand_init(struct nand_chip *nand); +#endif + typedef struct mtd_info nand_info_t; extern int nand_curr_device; extern nand_info_t nand_info[]; -static inline int nand_read(nand_info_t *info, off_t ofs, size_t *len, u_char *buf) +static inline int nand_read(nand_info_t *info, loff_t ofs, size_t *len, u_char *buf) { return info->read(info, ofs, *len, (size_t *)len, buf); } -static inline int nand_write(nand_info_t *info, off_t ofs, size_t *len, u_char *buf) +static inline int nand_write(nand_info_t *info, loff_t ofs, size_t *len, u_char *buf) { return info->write(info, ofs, *len, (size_t *)len, buf); } -static inline int nand_block_isbad(nand_info_t *info, off_t ofs) +static inline int nand_block_isbad(nand_info_t *info, loff_t ofs) { return info->block_isbad(info, ofs); } -static inline int nand_erase(nand_info_t *info, off_t off, size_t size) +static inline int nand_erase(nand_info_t *info, loff_t off, size_t size) { struct erase_info instr; @@ -97,21 +114,30 @@ struct nand_read_options { typedef struct nand_read_options nand_read_options_t; struct nand_erase_options { - ulong length; /* number of bytes to erase */ - ulong offset; /* first address in NAND to erase */ + loff_t length; /* number of bytes to erase */ + loff_t offset; /* first address in NAND to erase */ int quiet; /* don't display progress messages */ int jffs2; /* if true: format for jffs2 usage * (write appropriate cleanmarker blocks) */ int scrub; /* if true, really clean NAND by erasing * bad blocks (UNSAFE) */ + + /* Don't include skipped bad blocks in size to be erased */ + int spread; }; typedef struct nand_erase_options nand_erase_options_t; -int nand_read_skip_bad(nand_info_t *nand, size_t offset, size_t *length, +int nand_read_skip_bad(nand_info_t *nand, loff_t offset, size_t *length, u_char *buffer); -int nand_write_skip_bad(nand_info_t *nand, size_t offset, size_t *length, - u_char *buffer); + +#define WITH_YAFFS_OOB (1 << 0) /* whether write with yaffs format. This flag + * is a 'mode' meaning it cannot be mixed with + * other flags */ +#define WITH_DROP_FFS (1 << 1) /* drop trailing all-0xff pages */ + +int nand_write_skip_bad(nand_info_t *nand, loff_t offset, size_t *length, + u_char *buffer, int flags); int nand_erase_opts(nand_info_t *meminfo, const nand_erase_options_t *opts); #define NAND_LOCK_STATUS_TIGHT 0x01 @@ -120,13 +146,24 @@ int nand_erase_opts(nand_info_t *meminfo, const nand_erase_options_t *opts); int nand_lock( nand_info_t *meminfo, int tight ); int nand_unlock( nand_info_t *meminfo, ulong start, ulong length ); -int nand_get_lock_status(nand_info_t *meminfo, ulong offset); +int nand_get_lock_status(nand_info_t *meminfo, loff_t offset); -#ifdef CFG_NAND_SELECT_DEVICE +int nand_spl_load_image(uint32_t offs, unsigned int size, void *dst); +void nand_deselect(void); + +#ifdef CONFIG_SYS_NAND_SELECT_DEVICE void board_nand_select_device(struct nand_chip *nand, int chip); #endif __attribute__((noreturn)) void nand_boot(void); -#endif /* !CONFIG_NAND_LEGACY */ +#endif + +#ifdef CONFIG_ENV_OFFSET_OOB +#define ENV_OOB_MARKER 0x30425645 /*"EVB0" in little-endian -- offset is stored + as block number*/ +#define ENV_OOB_MARKER_OLD 0x30564e45 /*"ENV0" in little-endian -- offset is + stored as byte number */ +#define ENV_OFFSET_SIZE 8 +int get_nand_env_oob(nand_info_t *nand, unsigned long *result); #endif