X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-uboot.git;a=blobdiff_plain;f=include%2Fnand.h;h=f4b217904e20182c1945b75a94c1bfbb1922b433;hp=d444ddcefea7c37a9dbb96aa97f10109b39cd0ce;hb=0fae47bee7413776275076ae136a174c57aaa25b;hpb=82645f816fe25b8ff1cda8cf509dfb4f3059c975 diff --git a/include/nand.h b/include/nand.h index d444ddcefe..f4b217904e 100644 --- a/include/nand.h +++ b/include/nand.h @@ -9,28 +9,25 @@ * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA */ #ifndef _NAND_H_ #define _NAND_H_ +#include + extern void nand_init(void); -#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; @@ -39,17 +36,17 @@ extern nand_info_t nand_info[]; 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); + return mtd_read(info, ofs, *len, (size_t *)len, 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); + return mtd_write(info, ofs, *len, (size_t *)len, buf); } static inline int nand_block_isbad(nand_info_t *info, loff_t ofs) { - return info->block_isbad(info, ofs); + return mtd_block_isbad(info, ofs); } static inline int nand_erase(nand_info_t *info, loff_t off, size_t size) @@ -61,7 +58,7 @@ static inline int nand_erase(nand_info_t *info, loff_t off, size_t size) instr.len = size; instr.callback = 0; - return info->erase(info, &instr); + return mtd_erase(info, &instr); } @@ -69,34 +66,8 @@ static inline int nand_erase(nand_info_t *info, loff_t off, size_t size) * declarations from nand_util.c ****************************************************************************/ -struct nand_write_options { - u_char *buffer; /* memory block containing image to write */ - ulong length; /* number of bytes to write */ - ulong offset; /* start address in NAND */ - int quiet; /* don't display progress messages */ - int autoplace; /* if true use auto oob layout */ - int forcejffs2; /* force jffs2 oob layout */ - int forceyaffs; /* force yaffs oob layout */ - int noecc; /* write without ecc */ - int writeoob; /* image contains oob data */ - int pad; /* pad to page size */ - int blockalign; /* 1|2|4 set multiple of eraseblocks - * to align to */ -}; - -typedef struct nand_write_options nand_write_options_t; typedef struct mtd_oob_ops mtd_oob_ops_t; -struct nand_read_options { - u_char *buffer; /* memory block in which read image is written*/ - ulong length; /* number of bytes to read */ - ulong offset; /* start address in NAND */ - int quiet; /* don't display progress messages */ - int readoob; /* put oob data in image */ -}; - -typedef struct nand_read_options nand_read_options_t; - struct nand_erase_options { loff_t length; /* number of bytes to erase */ loff_t offset; /* first address in NAND to erase */ @@ -108,28 +79,32 @@ struct nand_erase_options { /* Don't include skipped bad blocks in size to be erased */ int spread; + /* maximum size that actual may be in order to not exceed the buf */ + loff_t lim; }; typedef struct nand_erase_options nand_erase_options_t; int nand_read_skip_bad(nand_info_t *nand, loff_t offset, size_t *length, - u_char *buffer); + size_t *actual, loff_t lim, 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 */ +#define WITH_DROP_FFS (1 << 0) /* drop trailing all-0xff pages */ +#define WITH_WR_VERIFY (1 << 1) /* verify data was written correctly */ int nand_write_skip_bad(nand_info_t *nand, loff_t offset, size_t *length, - u_char *buffer, int flags); + size_t *actual, loff_t lim, u_char *buffer, int flags); int nand_erase_opts(nand_info_t *meminfo, const nand_erase_options_t *opts); +int nand_torture(nand_info_t *nand, loff_t offset); +int nand_verify_page_oob(nand_info_t *nand, struct mtd_oob_ops *ops, + loff_t ofs); +int nand_verify(nand_info_t *nand, loff_t ofs, size_t len, u_char *buf); #define NAND_LOCK_STATUS_TIGHT 0x01 -#define NAND_LOCK_STATUS_LOCK 0x02 #define NAND_LOCK_STATUS_UNLOCK 0x04 -int nand_lock( nand_info_t *meminfo, int tight ); -int nand_unlock( nand_info_t *meminfo, ulong start, ulong length ); +int nand_lock(nand_info_t *meminfo, int tight); +int nand_unlock(nand_info_t *meminfo, loff_t start, size_t length, + int allexcept); int nand_get_lock_status(nand_info_t *meminfo, loff_t offset); int nand_spl_load_image(uint32_t offs, unsigned int size, void *dst); @@ -151,3 +126,4 @@ __attribute__((noreturn)) void nand_boot(void); #define ENV_OFFSET_SIZE 8 int get_nand_env_oob(nand_info_t *nand, unsigned long *result); #endif +int spl_nand_erase_one(int block, int page);