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-rw-r--r--include/linux/mtd/blktrans.h15
-rw-r--r--include/linux/mtd/cfi.h30
-rw-r--r--include/linux/mtd/flashchip.h4
-rw-r--r--include/linux/mtd/map.h3
-rw-r--r--include/linux/mtd/mtd.h8
-rw-r--r--include/linux/mtd/mtdram.h2
-rw-r--r--include/linux/mtd/nand.h25
-rw-r--r--include/linux/mtd/onenand.h9
-rw-r--r--include/linux/mtd/sh_flctl.h7
9 files changed, 77 insertions, 26 deletions
diff --git a/include/linux/mtd/blktrans.h b/include/linux/mtd/blktrans.h
index 8b4aa0523db..b481ccd7ff3 100644
--- a/include/linux/mtd/blktrans.h
+++ b/include/linux/mtd/blktrans.h
@@ -9,6 +9,8 @@
#define __MTD_TRANS_H__
#include <linux/mutex.h>
+#include <linux/kref.h>
+#include <linux/sysfs.h>
struct hd_geometry;
struct mtd_info;
@@ -24,11 +26,16 @@ struct mtd_blktrans_dev {
int devnum;
unsigned long size;
int readonly;
- void *blkcore_priv; /* gendisk in 2.5, devfs_handle in 2.4 */
+ int open;
+ struct kref ref;
+ struct gendisk *disk;
+ struct attribute_group *disk_attributes;
+ struct task_struct *thread;
+ struct request_queue *rq;
+ spinlock_t queue_lock;
+ void *priv;
};
-struct blkcore_priv; /* Differs for 2.4 and 2.5 kernels; private */
-
struct mtd_blktrans_ops {
char *name;
int major;
@@ -60,8 +67,6 @@ struct mtd_blktrans_ops {
struct list_head devs;
struct list_head list;
struct module *owner;
-
- struct mtd_blkcore_priv *blkcore_priv;
};
extern int register_mtd_blktrans(struct mtd_blktrans_ops *tr);
diff --git a/include/linux/mtd/cfi.h b/include/linux/mtd/cfi.h
index df89f427523..574d9ee066f 100644
--- a/include/linux/mtd/cfi.h
+++ b/include/linux/mtd/cfi.h
@@ -253,6 +253,7 @@ struct cfi_bri_query {
#define P_ID_MITSUBISHI_STD 0x0100
#define P_ID_MITSUBISHI_EXT 0x0101
#define P_ID_SST_PAGE 0x0102
+#define P_ID_SST_OLD 0x0701
#define P_ID_INTEL_PERFORMANCE 0x0200
#define P_ID_INTEL_DATA 0x0210
#define P_ID_RESERVED 0xffff
@@ -297,7 +298,7 @@ static inline uint32_t cfi_build_cmd_addr(uint32_t cmd_ofs,
* and 32bit devices on 16 bit busses
* set the low bit of the alternating bit sequence of the address.
*/
- if (((type * interleave) > bankwidth) && ((uint8_t)cmd_ofs == 0xaa))
+ if (((type * interleave) > bankwidth) && ((cmd_ofs & 0xff) == 0xaa))
addr |= (type >> 1)*interleave;
return addr;
@@ -515,14 +516,25 @@ struct cfi_fixup {
void* param;
};
-#define CFI_MFR_ANY 0xffff
-#define CFI_ID_ANY 0xffff
-
-#define CFI_MFR_AMD 0x0001
-#define CFI_MFR_INTEL 0x0089
-#define CFI_MFR_ATMEL 0x001F
-#define CFI_MFR_SAMSUNG 0x00EC
-#define CFI_MFR_ST 0x0020 /* STMicroelectronics */
+#define CFI_MFR_ANY 0xFFFF
+#define CFI_ID_ANY 0xFFFF
+#define CFI_MFR_CONTINUATION 0x007F
+
+#define CFI_MFR_AMD 0x0001
+#define CFI_MFR_ATMEL 0x001F
+#define CFI_MFR_EON 0x001C
+#define CFI_MFR_FUJITSU 0x0004
+#define CFI_MFR_HYUNDAI 0x00AD
+#define CFI_MFR_INTEL 0x0089
+#define CFI_MFR_MACRONIX 0x00C2
+#define CFI_MFR_NEC 0x0010
+#define CFI_MFR_PMC 0x009D
+#define CFI_MFR_SAMSUNG 0x00EC
+#define CFI_MFR_SHARP 0x00B0
+#define CFI_MFR_SST 0x00BF
+#define CFI_MFR_ST 0x0020 /* STMicroelectronics */
+#define CFI_MFR_TOSHIBA 0x0098
+#define CFI_MFR_WINBOND 0x00DA
void cfi_fixup(struct mtd_info *mtd, struct cfi_fixup* fixups);
diff --git a/include/linux/mtd/flashchip.h b/include/linux/mtd/flashchip.h
index d0bf422ae37..f43e9b49b75 100644
--- a/include/linux/mtd/flashchip.h
+++ b/include/linux/mtd/flashchip.h
@@ -15,6 +15,7 @@
* has asm/spinlock.h, or 2.4, which has linux/spinlock.h
*/
#include <linux/sched.h>
+#include <linux/mutex.h>
typedef enum {
FL_READY,
@@ -74,8 +75,7 @@ struct flchip {
unsigned int erase_suspended:1;
unsigned long in_progress_block_addr;
- spinlock_t *mutex;
- spinlock_t _spinlock; /* We do it like this because sometimes they'll be shared. */
+ struct mutex mutex;
wait_queue_head_t wq; /* Wait on here when we're waiting for the chip
to be ready */
int word_write_time;
diff --git a/include/linux/mtd/map.h b/include/linux/mtd/map.h
index b981b877221..de89eca864c 100644
--- a/include/linux/mtd/map.h
+++ b/include/linux/mtd/map.h
@@ -7,6 +7,7 @@
#include <linux/types.h>
#include <linux/list.h>
#include <linux/string.h>
+#include <linux/bug.h>
#include <linux/mtd/compatmac.h>
@@ -386,6 +387,8 @@ static inline map_word inline_map_read(struct map_info *map, unsigned long ofs)
#endif
else if (map_bankwidth_is_large(map))
memcpy_fromio(r.x, map->virt+ofs, map->bankwidth);
+ else
+ BUG();
return r;
}
diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index 0f32a9b6ff5..5326435a757 100644
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -20,7 +20,6 @@
#define MTD_CHAR_MAJOR 90
#define MTD_BLOCK_MAJOR 31
-#define MAX_MTD_DEVICES 32
#define MTD_ERASE_PENDING 0x01
#define MTD_ERASING 0x02
@@ -61,9 +60,7 @@ struct mtd_erase_region_info {
* MTD_OOB_PLACE: oob data are placed at the given offset
* MTD_OOB_AUTO: oob data are automatically placed at the free areas
* which are defined by the ecclayout
- * MTD_OOB_RAW: mode to read raw data+oob in one chunk. The oob data
- * is inserted into the data. Thats a raw image of the
- * flash contents.
+ * MTD_OOB_RAW: mode to read oob and data without doing ECC checking
*/
typedef enum {
MTD_OOB_PLACE,
@@ -290,8 +287,9 @@ extern int add_mtd_device(struct mtd_info *mtd);
extern int del_mtd_device (struct mtd_info *mtd);
extern struct mtd_info *get_mtd_device(struct mtd_info *mtd, int num);
+extern int __get_mtd_device(struct mtd_info *mtd);
+extern void __put_mtd_device(struct mtd_info *mtd);
extern struct mtd_info *get_mtd_device_nm(const char *name);
-
extern void put_mtd_device(struct mtd_info *mtd);
diff --git a/include/linux/mtd/mtdram.h b/include/linux/mtd/mtdram.h
index 04fdc07b735..68891313875 100644
--- a/include/linux/mtd/mtdram.h
+++ b/include/linux/mtd/mtdram.h
@@ -3,6 +3,6 @@
#include <linux/mtd/mtd.h>
int mtdram_init_device(struct mtd_info *mtd, void *mapped_address,
- unsigned long size, char *name);
+ unsigned long size, char *name);
#endif /* __MTD_MTDRAM_H__ */
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index ccab9dfc521..a81b185e23a 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -25,11 +25,13 @@
#include <linux/mtd/bbm.h>
struct mtd_info;
+struct nand_flash_dev;
/* Scan and identify a NAND device */
extern int nand_scan (struct mtd_info *mtd, int max_chips);
/* Separate phases of nand_scan(), allowing board driver to intervene
* and override command or ECC setup according to flash type */
-extern int nand_scan_ident(struct mtd_info *mtd, int max_chips);
+extern int nand_scan_ident(struct mtd_info *mtd, int max_chips,
+ struct nand_flash_dev *table);
extern int nand_scan_tail(struct mtd_info *mtd);
/* Free resources held by the NAND device */
@@ -38,6 +40,12 @@ extern void nand_release (struct mtd_info *mtd);
/* Internal helper for board drivers which need to override command function */
extern void nand_wait_ready(struct mtd_info *mtd);
+/* locks all blockes present in the device */
+extern int nand_lock(struct mtd_info *mtd, loff_t ofs, uint64_t len);
+
+/* unlocks specified locked blockes */
+extern int nand_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len);
+
/* The maximum number of NAND chips in an array */
#define NAND_MAX_CHIPS 8
@@ -45,7 +53,7 @@ extern void nand_wait_ready(struct mtd_info *mtd);
* is supported now. If you add a chip with bigger oobsize/page
* adjust this accordingly.
*/
-#define NAND_MAX_OOBSIZE 128
+#define NAND_MAX_OOBSIZE 256
#define NAND_MAX_PAGESIZE 4096
/*
@@ -82,6 +90,10 @@ extern void nand_wait_ready(struct mtd_info *mtd);
#define NAND_CMD_ERASE2 0xd0
#define NAND_CMD_RESET 0xff
+#define NAND_CMD_LOCK 0x2a
+#define NAND_CMD_UNLOCK1 0x23
+#define NAND_CMD_UNLOCK2 0x24
+
/* Extended commands for large page devices */
#define NAND_CMD_READSTART 0x30
#define NAND_CMD_RNDOUTSTART 0xE0
@@ -169,6 +181,14 @@ typedef enum {
#define NAND_NO_READRDY 0x00000100
/* Chip does not allow subpage writes */
#define NAND_NO_SUBPAGE_WRITE 0x00000200
+/* Chip stores bad block marker on the last page of the eraseblock */
+#define NAND_BB_LAST_PAGE 0x00000400
+
+/* Device is one of 'new' xD cards that expose fake nand command set */
+#define NAND_BROKEN_XD 0x00000400
+
+/* Device behaves just like nand, but is readonly */
+#define NAND_ROM 0x00000800
/* Options valid for Samsung large page devices */
#define NAND_SAMSUNG_LP_OPTIONS \
@@ -391,6 +411,7 @@ struct nand_chip {
int subpagesize;
uint8_t cellinfo;
int badblockpos;
+ int badblockbits;
flstate_t state;
diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h
index 5509eb06b32..c26ff86ad08 100644
--- a/include/linux/mtd/onenand.h
+++ b/include/linux/mtd/onenand.h
@@ -125,6 +125,9 @@ struct onenand_chip {
flstate_t state;
unsigned char *page_buf;
unsigned char *oob_buf;
+#ifdef CONFIG_MTD_ONENAND_VERIFY_WRITE
+ unsigned char *verify_buf;
+#endif
int subpagesize;
struct nand_ecclayout *ecclayout;
@@ -175,10 +178,14 @@ struct onenand_chip {
#define ONENAND_HAS_CONT_LOCK (0x0001)
#define ONENAND_HAS_UNLOCK_ALL (0x0002)
#define ONENAND_HAS_2PLANE (0x0004)
+#define ONENAND_HAS_4KB_PAGE (0x0008)
#define ONENAND_SKIP_UNLOCK_CHECK (0x0100)
#define ONENAND_PAGEBUF_ALLOC (0x1000)
#define ONENAND_OOBBUF_ALLOC (0x2000)
+#define ONENAND_IS_4KB_PAGE(this) \
+ (this->options & ONENAND_HAS_4KB_PAGE)
+
/*
* OneNAND Flash Manufacturer ID Codes
*/
@@ -205,6 +212,8 @@ struct mtd_partition;
struct onenand_platform_data {
void (*mmcontrol)(struct mtd_info *mtd, int sync_read);
+ int (*read_bufferram)(struct mtd_info *mtd, int area,
+ unsigned char *buffer, int offset, size_t count);
struct mtd_partition *parts;
unsigned int nr_parts;
};
diff --git a/include/linux/mtd/sh_flctl.h b/include/linux/mtd/sh_flctl.h
index ab77609ec33..9cf4c4c7955 100644
--- a/include/linux/mtd/sh_flctl.h
+++ b/include/linux/mtd/sh_flctl.h
@@ -93,8 +93,6 @@
#define INIT_FL4ECCRESULT_VAL 0x03FF03FF
#define LOOP_TIMEOUT_MAX 0x00010000
-#define mtd_to_flctl(mtd) container_of(mtd, struct sh_flctl, mtd)
-
struct sh_flctl {
struct mtd_info mtd;
struct nand_chip chip;
@@ -125,4 +123,9 @@ struct sh_flctl_platform_data {
unsigned has_hwecc:1;
};
+static inline struct sh_flctl *mtd_to_flctl(struct mtd_info *mtdinfo)
+{
+ return container_of(mtdinfo, struct sh_flctl, mtd);
+}
+
#endif /* __SH_FLCTL_H__ */
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-27 22:02:49 +0000