PCIECAPB Back to Index page
 
Prolog 
Control Block Contents 
   PCIECAPB 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.

 
  PCIECAPB Control Block Content Top of page
  




 PCIECAPB DSECT
Top of page


Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      PCIECAPB       PCIe Capability
0000    0 Address      1 *              Capability identifier
0001    1 Address      1 *              Next capability offset
0002    2 Bitstring    2 PCICAPS        Capabilities
0004    4 Bitstring    4 PCIDEVCA       Device Capabilities
0008    8 Bitstring    2 PCIDEVKT (0)   Device Control
0008    8 Bitstring    1 PCIDEVC1       Byte 1
          111. ....      PCIDMPS        B'11100000' PCIDMPS Maximum
                                        Payload Size
          ...1 ....      PCIDERO        B'00010000' PCIDERO Enable
                                        Relaxed Ordering
          .... 1...      PCIDURRE       B'00001000' PCIDURRE Unsupported
                                        Request Rptg Enable
          .... .1..      PCIDFERE       B'00000100' PCIDFERE Fatal Error
                                        Rptg Enable
          .... ..1.      PCIDNERE       B'00000010' PCIDNERE Non-Fatal
                                        Error Rptg Enable
          .... ...1      PCIDCERE       B'00000001' PCIDCERE Correctable
                                        Error Rptg Enable
0009    9 Bitstring    1 PCIDEVC0       Byte 0
          1... ....      PCIDIFLR       B'10000000' PCIDIFLR Initial
                                        Function Level Reset
          .111 ....      PCIDMRRS       B'01110000' PCIDMRRS Maximum Read
                                        Request Size
          .... 1...      PCIDENS        B'00001000' PCIDENS Enable No
                                        Snoop
          .... .1..      PCIDAPPE       B'00000100' PCIDAPPE AUX Power PM
                                        Enable
          .... ..1.      PCIDPFE        B'00000010' PCIDPFE Phantom
                                        Functions Enable
          .... ...1      PCIDETE        B'00000001' PCIDETE Extended Tag
                                        Enable
000A   10 Bitstring    2 PCIDEVST       Device Status
000C   12 Bitstring    4 PCILNKCA       Link Capabilities
0010   16 Bitstring    2 PCILNKCT       Link Control
0012   18 Bitstring    2 PCILNKST       Link Status
0014   20 Bitstring    4 PCIDEVC2       Device Capabilities 2
0018   24 Bitstring    2 PCIDEVK2       Device Control 2
          0000001A       PCIECAPL       *-PCIECAPB PCIE Capability Length
 
 
  PCIECAPB Storage Layout Top of page
  
          
*** PCIECAPB - PCIe Capability
*
*     +------+------+-------------+---------------------------+
*   0 |//////|//////|  PCICAPS    |         PCIDEVCA          |
*     +------+------+-------------+---------------------------+
*   8 |:DEVC1|:DEVC0|  PCIDEVST   |         PCILNKCA          |
*     +------+------+-------------+---------------------------+
*  10 |  PCILNKCT   |  PCILNKST   |         PCIDEVC2          |
*     +-------------+-------------+---------------------------+
*  18 |  PCIDEVK2   | 1A
*     +-------------+
*
*** PCIECAPB - PCIe Capability
 
 
  PCIECAPB Cross Reference Top of page
  
 
Symbol         Dspl Value
-------------- ---- -----
PCICAPS        0002
PCIDAPPE       0009 04
PCIDCERE       0008 01
PCIDENS        0009 08
PCIDERO        0008 10
PCIDETE        0009 01
PCIDEVCA       0004
PCIDEVC0       0009
PCIDEVC1       0008
PCIDEVC2       0014
PCIDEVKT       0008
PCIDEVK2       0018
PCIDEVST       000A
PCIDFERE       0008 04
PCIDIFLR       0009 80
PCIDMPS        0008 E0
PCIDMRRS       0009 70
PCIDNERE       0008 02
PCIDPFE        0009 02
PCIDURRE       0008 08
PCIECAPL       0018 0000001A
PCILNKCA       000C
PCILNKCT       0010
PCILNKST       0012
 
This information is based on z/VM 7.3.0 Last updated on 22 Jun 2022 at 15:53:12 EDT.
Copyright IBM Corporation, 1990, 2022