X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=include%2Fnand.h;h=8d94b5cbd7536e4a5492b7cb28d9c6ef34a11534;hb=79788bb19ac0c68cef77bd92d3365bdf2989339d;hp=3c0752ea12add98ca4c67e736b09434ea684fc78;hpb=b8685affe614ccf5f4ec66252b30e2e524d18948;p=u-boot

diff --git a/include/nand.h b/include/nand.h
index 3c0752ea12..8d94b5cbd7 100644
--- a/include/nand.h
+++ b/include/nand.h
@@ -24,32 +24,35 @@
 #ifndef _NAND_H_
 #define _NAND_H_
 
+extern void nand_init(void);
+
 #include <linux/mtd/compat.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/nand.h>
 
+extern int board_nand_init(struct nand_chip *nand);
+
 typedef struct mtd_info nand_info_t;
 
 extern int nand_curr_device;
 extern nand_info_t nand_info[];
-extern void nand_init(void);
 
-static inline int nand_read(nand_info_t *info, ulong ofs, ulong *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, ulong ofs, ulong *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, ulong 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, ulong off, ulong size)
+static inline int nand_erase(nand_info_t *info, loff_t off, size_t size)
 {
 	struct erase_info instr;
 
@@ -82,6 +85,7 @@ struct nand_write_options {
 };
 
 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*/
@@ -94,20 +98,30 @@ 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_write_opts(nand_info_t *meminfo, const nand_write_options_t *opts);
+int nand_read_skip_bad(nand_info_t *nand, loff_t offset, size_t *length,
+		       u_char *buffer);
 
-int nand_read_opts(nand_info_t *meminfo, const nand_read_options_t *opts);
+#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
@@ -116,10 +130,21 @@ 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
+#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
+
+#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