| #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. |
| */ |
| |
| |
| /* the partitiontable consists of some "jump over" code, a head and |
| * then the actual entries. |
| * tools/mkptable is used to generate the ptable. |
| */ |
| |
| /* The partition table starts with code to "jump over" it. The ba |
| instruction and delay-slot is modified elsewhere (for example the |
| mkptable script); don't change this to fill the delay-slot. */ |
| #define PARTITIONTABLE_CODE_START { \ |
| 0x0f, 0x05, /* nop 0 */\ |
| 0x25, 0xf0, /* di 2 */\ |
| 0xed, 0xff /* ba 4 */ } |
| |
| /* The actual offset depend on the number of entries */ |
| #define PARTITIONTABLE_CODE_END { \ |
| 0x00, 0x00, /* ba offset 6 */\ |
| 0x0f, 0x05 /* nop 8 */} |
| |
| #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 |
| |
| /* The master mtd for the entire flash. */ |
| extern struct mtd_info* axisflash_mtd; |
| |
| #endif |