X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Fscsi%2Fscsi.h;h=916511a5990976478bea10b308ba7157f23ae9cb;hb=c7b5ebbddf7bcd3651947760f423e3783bbe6573;hp=1c6d293846f069ed114e2ee4bdf53cb041ef84bd;hpb=a2c21200f1c81b08cb55e417b68150bba439b646;p=linux-2.6.git

diff --git a/include/scsi/scsi.h b/include/scsi/scsi.h
index 1c6d29384..916511a59 100644
--- a/include/scsi/scsi.h
+++ b/include/scsi/scsi.h
@@ -108,6 +108,7 @@ extern const char *const scsi_device_types[MAX_SCSI_DEVICE_CODE];
 #define WRITE_LONG_2          0xea
 #define READ_16               0x88
 #define WRITE_16              0x8a
+#define VERIFY_16	      0x8f
 #define SERVICE_ACTION_IN     0x9e
 /* values for service action in */
 #define	SAI_READ_CAPACITY_16  0x10
@@ -353,14 +354,19 @@ struct scsi_lun {
 		     ((lun) & 0x07))
 
 /*
- *  SCSI command sets
+ *  struct scsi_device::scsi_level values. For SCSI devices other than those
+ *  prior to SCSI-2 (i.e. over 12 years old) this value is (resp[2] + 1)
+ *  where "resp" is a byte array of the response to an INQUIRY. The scsi_level
+ *  variable is visible to the user via sysfs.
  */
 
 #define SCSI_UNKNOWN    0
 #define SCSI_1          1
 #define SCSI_1_CCS      2
 #define SCSI_2          3
-#define SCSI_3          4
+#define SCSI_3          4        /* SPC */
+#define SCSI_SPC_2      5
+#define SCSI_SPC_3      6
 
 /*
  * INQ PERIPHERAL QUALIFIERS