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| author | Kyungmin Park <kyungmin.park@samsung.com> | 2005-09-03 07:15:48 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@mtd.linutronix.de> | 2005-11-06 21:20:53 +0100 |
| commit | cdc001305da4f057353911018e28f26f8f879061 (patch) | |
| tree | 3672f12af5da82b646aee7ed2d923225fe279a3b /include | |
| parent | 52b0eea73de05df33c51ca652e288a3ba1bba03b (diff) | |
| download | op-kernel-dev-cdc001305da4f057353911018e28f26f8f879061.zip op-kernel-dev-cdc001305da4f057353911018e28f26f8f879061.tar.gz | |
[PATCH] OneNAND: Simple Bad Block handling support
Based on NAND memory bad block table code
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/mtd/onenand.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h index c557caa..89aaffb 100644 --- a/include/linux/mtd/onenand.h +++ b/include/linux/mtd/onenand.h @@ -14,6 +14,7 @@ #include <linux/spinlock.h> #include <linux/mtd/onenand_regs.h> +#include <linux/mtd/bbm.h> #define MAX_BUFFERRAM 2 @@ -67,10 +68,14 @@ struct onenand_bufferram { * @param wait [REPLACEABLE] hardware specific function for wait on ready * @param read_bufferram [REPLACEABLE] hardware specific function for BufferRAM Area * @param write_bufferram [REPLACEABLE] hardware specific function for BufferRAM Area + * @param read_word [REPLACEABLE] hardware specific function for read register of OneNAND + * @param write_word [REPLACEABLE] hardware specific function for write register of OneNAND + * @param scan_bbt [REPLACEALBE] hardware specific function for scaning Bad block Table * @param chip_lock [INTERN] spinlock used to protect access to this structure and the chip * @param wq [INTERN] wait queue to sleep on if a OneNAND operation is in progress * @param state [INTERN] the current state of the OneNAND device * @param autooob [REPLACEABLE] the default (auto)placement scheme + * @param bbm [REPLACEABLE] pointer to Bad Block Management * @param priv [OPTIONAL] pointer to private chip date */ struct onenand_chip { @@ -96,6 +101,8 @@ struct onenand_chip { unsigned short (*read_word)(void __iomem *addr); void (*write_word)(unsigned short value, void __iomem *addr); void (*mmcontrol)(struct mtd_info *mtd, int sync_read); + int (*block_markbad)(struct mtd_info *mtd, loff_t ofs); + int (*scan_bbt)(struct mtd_info *mtd); spinlock_t chip_lock; wait_queue_head_t wq; @@ -103,6 +110,8 @@ struct onenand_chip { struct nand_oobinfo *autooob; + void *bbm; + void *priv; }; |
