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-rw-r--r--include/asm-s390/vtoc.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/include/asm-s390/vtoc.h b/include/asm-s390/vtoc.h
index 41d369f38b0e..d1de5b7ebb0b 100644
--- a/include/asm-s390/vtoc.h
+++ b/include/asm-s390/vtoc.h
@@ -176,4 +176,28 @@ struct vtoc_format7_label
struct vtoc_cchhb DS7PTRDS; /* pointer to next FMT7 DSCB */
} __attribute__ ((packed));
+struct vtoc_cms_label {
+ u8 label_id[4]; /* Label identifier */
+ u8 vol_id[6]; /* Volid */
+ u16 version_id; /* Version identifier */
+ u32 block_size; /* Disk block size */
+ u32 origin_ptr; /* Disk origin pointer */
+ u32 usable_count; /* Number of usable cylinders/blocks */
+ u32 formatted_count; /* Maximum number of formatted cylinders/
+ * blocks */
+ u32 block_count; /* Disk size in CMS blocks */
+ u32 used_count; /* Number of CMS blocks in use */
+ u32 fst_size; /* File Status Table (FST) size */
+ u32 fst_count; /* Number of FSTs per CMS block */
+ u8 format_date[6]; /* Disk FORMAT date */
+ u8 reserved1[2];
+ u32 disk_offset; /* Disk offset when reserved*/
+ u32 map_block; /* Allocation Map Block with next hole */
+ u32 hblk_disp; /* Displacement into HBLK data of next hole */
+ u32 user_disp; /* Displacement into user part of Allocation
+ * map */
+ u8 reserved2[4];
+ u8 segment_name[8]; /* Name of shared segment */
+} __attribute__ ((packed));
+
#endif /* _ASM_S390_VTOC_H */