aboutsummaryrefslogtreecommitdiff
path: root/include/asm-cris/axisflashmap.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-cris/axisflashmap.h')
-rw-r--r--include/asm-cris/axisflashmap.h43
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