imported U-Boot Release 2009.08 from Freescale BSP L2.6.31_10.08.01

[karo-tx-uboot.git] / include / dataflash.h

diff --git a/include/dataflash.h b/include/dataflash.h
index 650454e7ee594ef7f30565178e3a013b09d3583e..63b3bf9634334e7ccd7c7ead82a0e095fed9afb2 100755 (executable)
--- a/include/dataflash.h
+++ b/include/dataflash.h
@@ -38,13 +38,43 @@
 #include "config.h"
 
 /*number of protected area*/
-#define NB_DATAFLASH_AREA      4
+#define NB_DATAFLASH_AREA              5
+
+#ifdef CONFIG_SYS_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 /* CONFIG_SYS_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;
@@ -96,16 +126,22 @@ 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;
 
-
+struct dataflash_addr {
+       unsigned long addr;
+       int cs;
+};
 /*-------------------------------------------------------------------------------------------------*/
-
 #define AT45DB161      0x2c
+#define AT45DB021      0x14
+#define AT45DB081      0x24
 #define AT45DB321      0x34
 #define AT45DB642      0x3c
 #define AT45DB128      0x10
+#define        PAGES_PER_BLOCK 8
 
 #define AT91C_DATAFLASH_TIMEOUT                10000   /* For AT91F_DataFlashWaitReady */
 
@@ -168,11 +204,16 @@ 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);
 extern int write_dataflash (unsigned long addr, unsigned long dest, unsigned long size);
 extern void dataflash_print_info (void);
 extern void dataflash_perror (int err);
+extern void AT91F_DataflashSetEnv (void);
 
+extern struct dataflash_addr cs[CONFIG_SYS_MAX_DATAFLASH_BANKS];
+extern dataflash_protect_t area_list[NB_DATAFLASH_AREA];
+extern AT91S_DATAFLASH_INFO dataflash_info[];
 #endif