fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / drivers / s390 / block / dasd_eckd.h

diff --git a/drivers/s390/block/dasd_eckd.h b/drivers/s390/block/dasd_eckd.h
index bc3823d..712ff16 100644 (file)
--- a/drivers/s390/block/dasd_eckd.h
+++ b/drivers/s390/block/dasd_eckd.h
@@ -1,7 +1,7 @@
-/* 
+/*
  * File...........: linux/drivers/s390/block/dasd_eckd.h
  * Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
- *                  Horst Hummel <Horst.Hummel@de.ibm.com> 
+ *                 Horst Hummel <Horst.Hummel@de.ibm.com>
  * Bugreports.to..: <Linux390@de.ibm.com>
  * (C) IBM Corporation, IBM Deutschland Entwicklung GmbH, 1999,2000
  *
@@ -29,6 +29,7 @@
 #define DASD_ECKD_CCW_PSF               0x27
 #define DASD_ECKD_CCW_RSSD              0x3e
 #define DASD_ECKD_CCW_LOCATE_RECORD     0x47
+#define DASD_ECKD_CCW_SNSS              0x54
 #define DASD_ECKD_CCW_DEFINE_EXTENT     0x63
 #define DASD_ECKD_CCW_WRITE_MT          0x85
 #define DASD_ECKD_CCW_READ_MT           0x86
@@ -40,9 +41,10 @@
 #define DASD_ECKD_CCW_RESERVE           0xB4
 
 /*
- *Perform Subsystem Function / Sub-Orders
+ * Perform Subsystem Function / Sub-Orders
  */
-#define PSF_ORDER_PRSSD                         0x18
+#define PSF_ORDER_PRSSD 0x18
+#define PSF_ORDER_SSC  0x1D
 
 /*****************************************************************************
  * SECTION: Type Definitions
@@ -154,7 +156,7 @@ struct dasd_eckd_characteristics {
                unsigned char reserved2:4;
                unsigned char reserved3:8;
                unsigned char defect_wr:1;
-               unsigned char XRC_supported:1; 
+               unsigned char XRC_supported:1;
                unsigned char reserved4:1;
                unsigned char striping:1;
                unsigned char reserved5:4;
@@ -227,26 +229,36 @@ struct dasd_eckd_confdata {
                unsigned char HDA_manufacturer[3];
                unsigned char HDA_location[2];
                unsigned char HDA_seqno[12];
-               __u16 ID;
+               __u8 ID;
+               __u8 unit_addr;
        } __attribute__ ((packed)) ned1;
-       struct {
+       union {
                struct {
-                       unsigned char identifier:2;
-                       unsigned char token_id:1;
-                       unsigned char sno_valid:1;
-                       unsigned char subst_sno:1;
-                       unsigned char recNED:1;
-                       unsigned char emuNED:1;
-                       unsigned char reserved:1;
-               } __attribute__ ((packed)) flags;
-               __u8 descriptor;
-               __u8 reserved[2];
-               unsigned char dev_type[6];
-               unsigned char dev_model[3];
-               unsigned char DASD_manufacturer[3];
-               unsigned char DASD_location[2];
-               unsigned char DASD_seqno[12];
-               __u16 ID;
+                       struct {
+                               unsigned char identifier:2;
+                               unsigned char token_id:1;
+                               unsigned char sno_valid:1;
+                               unsigned char subst_sno:1;
+                               unsigned char recNED:1;
+                               unsigned char emuNED:1;
+                               unsigned char reserved:1;
+                       } __attribute__ ((packed)) flags;
+                       __u8 descriptor;
+                       __u8 reserved[2];
+                       unsigned char dev_type[6];
+                       unsigned char dev_model[3];
+                       unsigned char DASD_manufacturer[3];
+                       unsigned char DASD_location[2];
+                       unsigned char DASD_seqno[12];
+                       __u16 ID;
+               } __attribute__ ((packed)) ned;
+               struct {
+                       unsigned char flags;            /* byte  0    */
+                       unsigned char res2[7];          /* byte  1- 7 */
+                       unsigned char sua_flags;        /* byte  8    */
+                       __u8 base_unit_addr;            /* byte  9    */
+                       unsigned char res3[22];         /* byte 10-31 */
+               } __attribute__ ((packed)) sneq;
        } __attribute__ ((packed)) ned2;
        struct {
                struct {
@@ -332,7 +344,7 @@ struct dasd_eckd_path {
 };
 
 /*
- * Perform Subsystem Function - Prepare for Read Subsystem Data         
+ * Perform Subsystem Function - Prepare for Read Subsystem Data
  */
 struct dasd_psf_prssd_data {
        unsigned char order;
@@ -342,4 +354,15 @@ struct dasd_psf_prssd_data {
        unsigned char varies[9];
 } __attribute__ ((packed));
 
+/*
+ * Perform Subsystem Function - Set Subsystem Characteristics
+ */
+struct dasd_psf_ssc_data {
+       unsigned char order;
+       unsigned char flags;
+       unsigned char cu_type[4];
+       unsigned char suborder;
+       unsigned char reserved[59];
+} __attribute__((packed));
+
 #endif                         /* DASD_ECKD_H */