#ifndef _FLASH_H_
#define _FLASH_H_
-#ifndef CFG_NO_FLASH
+#ifndef CONFIG_SYS_NO_FLASH
/*-----------------------------------------------------------------------
* FLASH Info: contains chip specific data, per FLASH bank
*/
ulong size; /* total bank size in bytes */
ushort sector_count; /* number of erase units */
ulong flash_id; /* combined device & manufacturer code */
- ulong start[CFG_MAX_FLASH_SECT]; /* physical sector start addresses */
- uchar protect[CFG_MAX_FLASH_SECT]; /* sector protection status */
-#ifdef CFG_FLASH_CFI
+ ulong start[CONFIG_SYS_MAX_FLASH_SECT]; /* virtual sector start address */
+ uchar protect[CONFIG_SYS_MAX_FLASH_SECT]; /* sector protection status */
+#ifdef CONFIG_SYS_FLASH_CFI
uchar portwidth; /* the width of the port */
uchar chipwidth; /* the width of the chip */
ushort buffer_size; /* # of bytes in write buffer */
ushort device_id2; /* extended device id */
ushort ext_addr; /* extended query table address */
ushort cfi_version; /* cfi version */
- ushort cfi_offset; /* offset for cfi query */
+ ushort cfi_offset; /* offset for cfi query */
+ ulong addr_unlock1; /* unlock address 1 for AMD flash roms */
+ ulong addr_unlock2; /* unlock address 2 for AMD flash roms */
+ const char *name; /* human-readable name */
#endif
} flash_info_t;
+typedef unsigned long flash_sect_t;
+
/*
* Values for the width of the port
*/
#define FLASH_CFI_X8 0x00
#define FLASH_CFI_X16 0x01
#define FLASH_CFI_X8X16 0x02
+#define FLASH_CFI_X16X32 0x05
/* convert between bit value and numeric value */
#define CFI_FLASH_SHIFT_WIDTH 3
+
+/* cfi-mtd device name */
+#define CFI_MTD_DEV_NAME "cfi-mtd"
/* Prototypes */
extern unsigned long flash_init (void);
extern int flash_erase (flash_info_t *, int, int);
extern int flash_sect_erase (ulong addr_first, ulong addr_last);
extern int flash_sect_protect (int flag, ulong addr_first, ulong addr_last);
+extern int flash_sect_roundb (ulong *addr);
+extern unsigned long flash_sector_size(flash_info_t *info, flash_sect_t sect);
+extern void flash_set_verbose(uint);
/* common/flash.c */
extern void flash_protect (int flag, ulong from, ulong to, flash_info_t *info);
extern flash_info_t *addr2info (ulong);
extern int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt);
+/* drivers/mtd/cfi_mtd.c */
+#ifdef CONFIG_FLASH_CFI_MTD
+extern int cfi_mtd_init(void);
+#endif
+
/* board/?/flash.c */
-#if defined(CFG_FLASH_PROTECTION)
+#if defined(CONFIG_SYS_FLASH_PROTECTION)
extern int flash_real_protect(flash_info_t *info, long sector, int prot);
extern void flash_read_user_serial(flash_info_t * info, void * buffer, int offset, int len);
extern void flash_read_factory_serial(flash_info_t * info, void * buffer, int offset, int len);
-#endif /* CFG_FLASH_PROTECTION */
+#endif /* CONFIG_SYS_FLASH_PROTECTION */
+
+#ifdef CONFIG_FLASH_CFI_LEGACY
+extern ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info);
+extern int jedec_flash_match(flash_info_t *info, ulong base);
+#define CFI_CMDSET_AMD_LEGACY 0xFFF0
+#endif
+
+#if defined(CONFIG_SYS_FLASH_CFI)
+extern flash_info_t *flash_get_info(ulong base);
+#endif
/*-----------------------------------------------------------------------
* return codes from flash_write():
*/
#define FLAG_PROTECT_SET 0x01
#define FLAG_PROTECT_CLEAR 0x02
+#define FLAG_PROTECT_INVALID 0x03
+/*-----------------------------------------------------------------------
+ * Set Environment according to label:
+ */
+#define FLAG_SETENV 0x80
/*-----------------------------------------------------------------------
* Device IDs
#define FLASH_ERASE_TIMEOUT 120000 /* timeout for erasing in ms */
#define FLASH_WRITE_TIMEOUT 500 /* timeout for writes in ms */
-#endif /* !CFG_NO_FLASH */
+#endif /* !CONFIG_SYS_NO_FLASH */
#endif /* _FLASH_H_ */