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| author | Stefan Roese <sr@denx.de> | 2007-08-21 16:33:33 +0200 |
|---|---|---|
| committer | Stefan Roese <sr@denx.de> | 2007-08-21 16:33:33 +0200 |
| commit | 93f798346033a1f6d22090b47abad4be88243b04 (patch) | |
| tree | 45b4d2a887a89572015de3234b04b419bfc11b44 /include/dataflash.h | |
| parent | 3ad63878737a5a2b1e60825bf0a7d601d7a695e7 (diff) | |
| parent | 3e66c078003607a7d1d214c15a5f262bc1b4032f (diff) | |
| download | u-boot-imx-93f798346033a1f6d22090b47abad4be88243b04.zip u-boot-imx-93f798346033a1f6d22090b47abad4be88243b04.tar.gz u-boot-imx-93f798346033a1f6d22090b47abad4be88243b04.tar.bz2 | |
Merge with /home/stefan/git/u-boot/u-boot-ppc4xx
Diffstat (limited to 'include/dataflash.h')
| -rw-r--r-- | include/dataflash.h | 43 |
1 files changed, 42 insertions, 1 deletions
diff --git a/include/dataflash.h b/include/dataflash.h index 650454e..fbd5e17 100644 --- a/include/dataflash.h +++ b/include/dataflash.h @@ -38,13 +38,47 @@ #include "config.h" /*number of protected area*/ -#define NB_DATAFLASH_AREA 4 +#ifdef CONFIG_NEW_PARTITION +# define NB_DATAFLASH_AREA 6 +#else +# define NB_DATAFLASH_AREA 4 +#endif + +#ifdef CFG_NO_FLASH + +/*----------------------------------------------------------------------- + * return codes from flash_write(): + */ +# define ERR_OK 0 +# define ERR_TIMOUT 1 +# define ERR_NOT_ERASED 2 +# define ERR_PROTECTED 4 +# define ERR_INVAL 8 +# define ERR_ALIGN 16 +# define ERR_UNKNOWN_FLASH_VENDOR 32 +# define ERR_UNKNOWN_FLASH_TYPE 64 +# define ERR_PROG_ERROR 128 + +/*----------------------------------------------------------------------- + * Protection Flags for flash_protect(): + */ +# define FLAG_PROTECT_SET 0x01 +# define FLAG_PROTECT_CLEAR 0x02 +# define FLAG_PROTECT_INVALID 0x03 + +/*----------------------------------------------------------------------- + * Set Environment according to label: + */ +# define FLAG_SETENV 0x80 +#endif /* CFG_NO_FLASH */ /*define the area structure*/ typedef struct { unsigned long start; unsigned long end; unsigned char protected; + unsigned char setenv; + unsigned char label[20]; } dataflash_protect_t; typedef unsigned int AT91S_DataFlashStatus; @@ -96,6 +130,7 @@ typedef struct _AT91S_DATAFLASH_INFO { AT91S_DataflashDesc Desc; AT91S_DataflashFeatures Device; /* Pointer on a dataflash features array */ unsigned long logical_address; + unsigned long end_address; unsigned int id; /* device id */ } AT91S_DATAFLASH_INFO, *AT91PS_DATAFLASH_INFO; @@ -106,6 +141,7 @@ typedef struct _AT91S_DATAFLASH_INFO { #define AT45DB321 0x34 #define AT45DB642 0x3c #define AT45DB128 0x10 +#define PAGES_PER_BLOCK 8 #define AT91C_DATAFLASH_TIMEOUT 10000 /* For AT91F_DataFlashWaitReady */ @@ -168,6 +204,7 @@ 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 addr2ram(ulong 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); @@ -175,4 +212,8 @@ extern int write_dataflash (unsigned long addr, unsigned long dest, unsigned lon extern void dataflash_print_info (void); extern void dataflash_perror (int err); +#ifdef CONFIG_NEW_DF_PARTITION +extern int AT91F_DataflashSetEnv (void); #endif +#endif + #endif |