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-rw-r--r--include/mtd/ubi-user.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/include/mtd/ubi-user.h b/include/mtd/ubi-user.h
index 2dc2eb2b8e22..758574039fca 100644
--- a/include/mtd/ubi-user.h
+++ b/include/mtd/ubi-user.h
@@ -133,6 +133,9 @@
#define UBI_IOCEBER _IOW(UBI_VOL_IOC_MAGIC, 1, int32_t)
/* An atomic eraseblock change command */
#define UBI_IOCEBCH _IOW(UBI_VOL_IOC_MAGIC, 2, int32_t)
+/* Map an eraseblock, used for debugging, disabled by default */
+#define UBI_IOCEBMAP _IOW(UBI_VOL_IOC_MAGIC, 3, struct ubi_map_req)
+
/* Maximum MTD device name length supported by UBI */
#define MAX_UBI_MTD_NAME_LEN 127
@@ -319,4 +322,16 @@ struct ubi_leb_change_req {
int8_t padding[7];
} __attribute__ ((packed));
+/**
+ * struct ubi_map_req - a data structure used in map eraseblock requests.
+ * @lnum: logical eraseblock number to unmap
+ * @dtype: data type (%UBI_LONGTERM, %UBI_SHORTTERM, %UBI_UNKNOWN)
+ * @padding: reserved for future, not used, has to be zeroed
+ */
+struct ubi_map_req {
+ int32_t lnum;
+ int8_t dtype;
+ int8_t padding[3];
+} __attribute__ ((packed));
+
#endif /* __UBI_USER_H__ */