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Prolog 
Control Block Contents 
   LRTDS DSECT
Storage Layout 
Cross Reference (Contains links to field and bit definitions)
Programming Interface Information:
This information is NOT intended to be
used as Programming Interfaces of z/VM.

 
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 LRTDS DSECT
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Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      LRTDS          NVMe Device Self-Test Log Data Structure
0000    0 Bitstring   64 LRTENTRY (0)   LBA Range Type Data Structure
                                        Entry
0000    0 Bitstring    1 LRTTYPE        LBA Range Type
0001    1 Bitstring    1 LRTATTR        LBA Range Attributes B'--rrrrrr'
                                        Reserved
          00000080       LRTOVERW       B'10000000' Range may be
                                        overwritten
          00000040       LRTHIDE        B'01000000' Hide range from
                                        OS/EFI/BIOS
0002    2 Bitstring   14 *              Reserved
0010   16 Bitstring    8 LRTSLBA        Starting LBA
0018   24 Bitstring    8 LRTNLB         Number of Blocks
0020   32 Bitstring   16 LRTGUID        Global Unique Identifier
0030   48 Bitstring   16 *              Reserved
0040   64 Bitstring   64 LRTENTNX (0)   Next LBA Range Type Data
                                        Structure Entry
 
 
  LRTDS Storage Layout Top of page
  
          
*** LRTDS - NVMe Device Self-Test Log Data Structure
*
*     +------+------+-----------------------------------------+
*   0 |:TYPE |:ATTR |/////////////////////////////////////////|
*     +------+------+/////////////////////////////////////////|
*     |///////////////////////////////////////////////////////|
*     +-------------------------------------------------------+
*  10 |                       LRTSLBA                         |
*     +-------------------------------------------------------+
*  18 |                        LRTNLB                         |
*     +-------------------------------------------------------+
*  20 |                       LRTGUID                         |
*     |                                                       |
*     +-------------------------------------------------------+
*  30 |///////////////////////////////////////////////////////|
*     |///////////////////////////////////////////////////////|
*     +-------------------------------------------------------+
*
*** LRTDS - NVMe Device Self-Test Log Data Structure
 
 
  LRTDS Cross Reference Top of page
  
 
Symbol         Dspl Value
-------------- ---- -----
LRTATTR        0001
LRTENTNX       0040
LRTENTRY       0000
LRTGUID        0020
LRTHIDE        0001 00000040
LRTNLB         0018
LRTOVERW       0001 00000080
LRTSLBA        0010
LRTTYPE        0000
 
This information is based on z/VM 7.4.0 Last updated on 24 Jun 2024 at 11:32:29 EDT.
Copyright IBM Corporation, 1990, 2024