1 files changed, 44 insertions, 0 deletions

diff --git a/include/uapi/linux/adfs_fs.h b/include/uapi/linux/adfs_fs.h
new file mode 100644
index 000000000000..a1bf43754ddd
--- /dev/null
+++ b/include/uapi/linux/adfs_fs.h
@@ -0,0 +1,44 @@
+#ifndef _UAPI_ADFS_FS_H
+#define _UAPI_ADFS_FS_H
+
+#include <linux/types.h>
+#include <linux/magic.h>
+
+/*
+ * Disc Record at disc address 0xc00
+ */
+struct adfs_discrecord {
+    __u8  log2secsize;
+    __u8  secspertrack;
+    __u8  heads;
+    __u8  density;
+    __u8  idlen;
+    __u8  log2bpmb;
+    __u8  skew;
+    __u8  bootoption;
+    __u8  lowsector;
+    __u8  nzones;
+    __le16 zone_spare;
+    __le32 root;
+    __le32 disc_size;
+    __le16 disc_id;
+    __u8  disc_name[10];
+    __le32 disc_type;
+    __le32 disc_size_high;
+    __u8  log2sharesize:4;
+    __u8  unused40:4;
+    __u8  big_flag:1;
+    __u8  unused41:1;
+    __u8  nzones_high;
+    __le32 format_version;
+    __le32 root_size;
+    __u8  unused52[60 - 52];
+};
+
+#define ADFS_DISCRECORD         (0xc00)
+#define ADFS_DR_OFFSET          (0x1c0)
+#define ADFS_DR_SIZE             60
+#define ADFS_DR_SIZE_BITS       (ADFS_DR_SIZE << 3)
+
+
+#endif /* _UAPI_ADFS_FS_H */