diff options
Diffstat (limited to 'include/dataflash.h')
| -rw-r--r-- | include/dataflash.h | 22 | 
1 files changed, 13 insertions, 9 deletions
| diff --git a/include/dataflash.h b/include/dataflash.h index 5e1186388..c40401638 100644 --- a/include/dataflash.h +++ b/include/dataflash.h @@ -37,16 +37,15 @@  #include <asm/arch/hardware.h>  #include "config.h" +/*number of protected area*/ +#define NB_DATAFLASH_AREA	4 +/*define the area structure*/  typedef struct { -	unsigned long base;		/* logical base address for a bank */ -	unsigned long size;		/* total bank size */ -	unsigned long page_count; -	unsigned long page_size; -	unsigned long id;		/* device id */ -	unsigned char protect[CFG_MAX_DATAFLASH_PAGES]; /* page protection status */ -} dataflash_info_t; - +	unsigned long start; +	unsigned long end; +	unsigned char protected; +} dataflash_protect_t;  typedef unsigned int AT91S_DataFlashStatus; @@ -80,6 +79,7 @@ typedef struct _AT91S_Dataflash {  	int page_offset;			/* page offset in command */  	int byte_mask;				/* byte mask in command */  	int cs; +	dataflash_protect_t area_list[NB_DATAFLASH_AREA]; /* area protection status */  } AT91S_DataflashFeatures, *AT91PS_DataflashFeatures;  /*---------------------------------------------*/ @@ -91,13 +91,13 @@ typedef struct _AT91S_DataFlash {  } AT91S_DataFlash, *AT91PS_DataFlash; +  typedef struct _AT91S_DATAFLASH_INFO {  	AT91S_DataflashDesc Desc;  	AT91S_DataflashFeatures Device; /* Pointer on a dataflash features array */  	unsigned long logical_address;  	unsigned int id;			/* device id */ -	unsigned char protect[CFG_MAX_DATAFLASH_PAGES]; /* page protection status */  } AT91S_DATAFLASH_INFO, *AT91PS_DATAFLASH_INFO; @@ -106,6 +106,7 @@ typedef struct _AT91S_DATAFLASH_INFO {  #define AT45DB161	0x2c  #define AT45DB321	0x34  #define AT45DB642	0x3c +#define AT45DB128	0x10  #define AT91C_DATAFLASH_TIMEOUT		10000	/* For AT91F_DataFlashWaitReady */ @@ -166,6 +167,9 @@ typedef struct _AT91S_DATAFLASH_INFO {  /*-------------------------------------------------------------------------------------------------*/ +extern int size_dataflash (AT91PS_DataFlash pdataFlash, unsigned long addr, unsigned long size); +extern int prot_dataflash (AT91PS_DataFlash pdataFlash, unsigned long addr); +extern int dataflash_real_protect (int flag, unsigned long start_addr, unsigned long end_addr);  extern int addr_dataflash (unsigned long addr);  extern int read_dataflash (unsigned long addr, unsigned long size, char *result);  extern int write_dataflash (unsigned long addr, unsigned long dest, unsigned long size); |