NAND: add the ability to directly write yaffs image

[karo-tx-uboot.git] / include / nand.h

diff --git a/include/nand.h b/include/nand.h
index 23f3ca1db823bdbe30bb8da70f2a83df9f1ac36a..7459bd0330a1b16f9153b8e1ee3dc2134739bf63 100644 (file)
--- a/include/nand.h
+++ b/include/nand.h
@@ -26,7 +26,6 @@
 
 extern void nand_init(void);
 
-#ifndef CONFIG_NAND_LEGACY
 #include <linux/mtd/compat.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/nand.h>
@@ -99,13 +98,16 @@ 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;
@@ -113,7 +115,7 @@ 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);
 int nand_write_skip_bad(nand_info_t *nand, loff_t offset, size_t *length,
-                       u_char *buffer);
+                       u_char *buffer, int withoob);
 int nand_erase_opts(nand_info_t *meminfo, const nand_erase_options_t *opts);
 
 #define NAND_LOCK_STATUS_TIGHT 0x01
@@ -130,5 +132,13 @@ void board_nand_select_device(struct nand_chip *nand, int chip);
 
 __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