NAME       : HCPFCPBK
 DESCRIPTION: Allows multiple WWPNs to be added to
              an RDEV.
 DSECT      : WWPN
 FUNCTION   : Provide storage space for WWPNs attached to
              FCPBK.

 WWPN DSECT
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Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      WWPN           Allows multiple WWPNs to be added to
0000    0 Address      4 WWPNFWRD       Address of next WWPN
0008    8 Dbl-Word     8 WWPNVAL        WWPN Device number
0010   16 Bitstring    1 WWPNFLAG       WWPN Flag byte
          1... ....      WWPNACT        X'80' WWPNACT Bit for active
                                        state
0011   17 Bitstring    3 WWPNDID        Device Identifier
0014   20 Signed       4 WWPNHNDL       Port Handle
0018   24 Dbl-Word     8 *              Reserved for IBM use
          00000020       WWPNBYSZ       *-WWPN WWPN size in bytes
          00000004       WWPNDSZ        ((*-WWPN)+7)/8 WWPN size in
                                        double-words

          
*** WWPN - Allows multiple WWPNs to be added to
*
*     +---------------------------+---------------------------+
*   0 |         WWPNFWRD          |///////////////////////////|
*     +---------------------------+---------------------------+
*   8 |                       WWPNVAL                         |
*     +------+--------------------+---------------------------+
*  10 |:NFLAG|      WWPNDID       |         WWPNHNDL          |
*     +------+--------------------+---------------------------+
*  18 |///////////////////////////////////////////////////////|
*     +-------------------------------------------------------+
*  20
*
*** WWPN - Allows multiple WWPNs to be added to

 
Symbol         Dspl Value
-------------- ---- -----
WWPNACT        0010 80
WWPNBYSZ       0018 00000020
WWPNDID        0011
WWPNDSZ        0018 00000004
WWPNFLAG       0010
WWPNFWRD       0000
WWPNHNDL       0014
WWPNVAL        0008