X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=include%2Fnand.h;h=15e31ab538ba5e84c09ae512b7f5a2dad0c21c47;hb=def3feb8cbfd44f2cfec73db4cf54760eaa97ed6;hp=8bdf4191a6db159222e83e38ad433fc07f428122;hpb=e9aecdec153ae166739858e6a570432449b979f7;p=u-boot

diff --git a/include/nand.h b/include/nand.h
index 8bdf4191a6..15e31ab538 100644
--- a/include/nand.h
+++ b/include/nand.h
@@ -9,28 +9,41 @@
  * 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 <config.h>
+
+/*
+ * 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.
+ */
+#ifdef CONFIG_SPL_BUILD
+#if defined(CONFIG_NAND_FSL_ELBC) || defined(CONFIG_NAND_FSL_IFC)
+#define CONFIG_SYS_NAND_SELF_INIT
+#endif
+#else
+#if defined(CONFIG_NAND_FSL_ELBC) || defined(CONFIG_NAND_ATMEL)\
+	|| defined(CONFIG_NAND_FSL_IFC)
+#define CONFIG_SYS_NAND_SELF_INIT
+#endif
+#endif
+
 extern void nand_init(void);
 
-#include <linux/mtd/compat.h>
+#include <linux/compat.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/nand.h>
 
+#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 +52,17 @@ 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 +74,7 @@ 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);
 }
 
 
@@ -98,31 +111,46 @@ 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;
+	/* 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 */
+
 int nand_write_skip_bad(nand_info_t *nand, loff_t offset, size_t *length,
-			u_char *buffer);
+			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);
 
 #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);
+void nand_deselect(void);
+
 #ifdef CONFIG_SYS_NAND_SELECT_DEVICE
 void board_nand_select_device(struct nand_chip *nand, int chip);
 #endif
@@ -139,3 +167,4 @@ __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);