diff options
Diffstat (limited to 'include/asm-cris/axisflashmap.h')
| -rw-r--r-- | include/asm-cris/axisflashmap.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/include/asm-cris/axisflashmap.h b/include/asm-cris/axisflashmap.h new file mode 100644 index 00000000000..600bb8715d8 --- /dev/null +++ b/include/asm-cris/axisflashmap.h @@ -0,0 +1,43 @@ +#ifndef __ASM_AXISFLASHMAP_H +#define __ASM_AXISFLASHMAP_H + +/* Bootblock parameters are stored at 0xc000 and has the FLASH_BOOT_MAGIC + * as start, it ends with 0xFFFFFFFF */ +#define FLASH_BOOT_MAGIC 0xbeefcace +#define BOOTPARAM_OFFSET 0xc000 +/* apps/bootblocktool is used to read and write the parameters, + * and it has nothing to do with the partition table. + */ + +#define PARTITION_TABLE_OFFSET 10 +#define PARTITION_TABLE_MAGIC 0xbeef /* Not a good magic */ + +/* The partitiontable_head is located at offset +10: */ +struct partitiontable_head { + __u16 magic; /* PARTITION_TABLE_MAGIC */ + __u16 size; /* Length of ptable block (not header) */ + __u32 checksum; /* simple longword sum */ +}; + +/* And followed by partition table entries */ +struct partitiontable_entry { + __u32 offset; /* Offset is relative to the sector the ptable is in */ + __u32 size; + __u32 checksum; /* simple longword sum */ + __u16 type; + __u16 flags; /* bit 0: ro/rw = 1/0 */ + __u32 future0; /* 16 bytes reserved for future use */ + __u32 future1; + __u32 future2; + __u32 future3; +}; +/* ended by an end marker: */ +#define PARTITIONTABLE_END_MARKER 0xFFFFFFFF +#define PARTITIONTABLE_END_MARKER_SIZE 4 + +/*#define PARTITION_TYPE_RESCUE 0x0000?*/ /* Not used, maybe it should? */ +#define PARTITION_TYPE_PARAM 0x0001 +#define PARTITION_TYPE_KERNEL 0x0002 +#define PARTITION_TYPE_JFFS 0x0003 + +#endif |