MSXCAPAB Back to Index page
 
Prolog 
Control Block Contents 
   MSXCAPAB DSECT
   MSXTABLE 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.

 
  MSXCAPAB Control Block Content Top of page
 

 MSXCAPAB DSECT Top of page
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure MSXCAPAB Message Signaled Interrupt Extended 0000 0 Address 1 * Capability identifier 0001 1 Address 1 * Next capability offset 0002 2 Bitstring 2 MSXCAPMC Message Control B'----------rrr---' Reserved 00000080 MSXCAPEN B'0000000010000000' MSI-X Enable 00000040 MSXCAPFM B'0000000001000000' Function Mask 0000FF07 MSXCAPTS B'1111111100000111' Table Size - 1 000007FF MSXCAPTR B'0000011111111111' Table Size - 1 (reversed) 0004 4 Address 4 MSXCAPTO (0) Table Offset 0004 4 Bitstring 1 MSXCAPTL Table offset low-order 0005 5 Bitstring 1 MSXCAPBI (0) BAR Indicator Register .... .... MSXCAPB0 B'00000000' MSXCAPB0 BAR 0 .... .1.. MSXCAPB4 B'00000100' MSXCAPB4 BAR 4 .... .1.1 MSXCAPB5 B'00000101' MSXCAPB5 BAR 5 0005 5 Bitstring 3 MSXCAPTH Table Offset high-order 0008 8 Address 4 MSXCAPMA (0) Page Base Address Offset 0008 8 Bitstring 1 MSXCAPML PBA offset low-order 0009 9 Bitstring 1 MSXCAPMI (0) BAR Indicator Register 0009 9 Bitstring 3 MSXCAPMH PBA Offset high-order 0000000C MSXCAPLN *-MSXCAPAB MSI-X Capability Length
 MSXTABLE DSECT Top of page
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure MSXTABLE Message Signaled Interrupt Extended 0000 0 Character 4 MSXTABMD Message Data 0004 4 Address 4 MSXTABMA Message Address .... ..1. MSXTABMK X'02' MSXTABMK Mask Bit .... ...1 MSXTABPD X'01' MSXTABPD Pending Bit
 
 
  MSXCAPAB Storage Layout Top of page
 
          
*** MSXCAPAB - Message Signaled Interrupt Extended
*
*     +------+------+-------------+------+--------------------+
*   0 |//////|//////|  MSXCAPMC   |:CAPTL|     MSXCAPTH       |
*     +------+------+-------------+------+--------------------+
*   8 |:CAPML|     MSXCAPMH       | C
*     +------+--------------------+
*
*** MSXCAPAB - Message Signaled Interrupt Extended
          
*** MSXTABLE - Message Signaled Interrupt Extended
*
*     +---------------------------+---------------------------+
*   0 |         MSXTABMD          |         MSXTABMA          |
*     +---------------------------+---------------------------+
*   8
*
*** MSXTABLE - Message Signaled Interrupt Extended
 
 
  MSXCAPAB Cross Reference Top of page
 
 
Symbol         Dspl Value
-------------- ---- -----
MSXCAPBI       0005
MSXCAPB0       0005 00
MSXCAPB4       0005 04
MSXCAPB5       0005 05
MSXCAPEN       0002 00000080
MSXCAPFM       0002 00000040
MSXCAPLN       0009 0000000C
MSXCAPMA       0008
MSXCAPMC       0002
MSXCAPMH       0009
MSXCAPMI       0009
MSXCAPML       0008
MSXCAPTH       0005
MSXCAPTL       0004
MSXCAPTO       0004
MSXCAPTR       0002 000007FF
MSXCAPTS       0002 0000FF07
MSXTABMA       0004
MSXTABMD       0000
MSXTABMK       0004 02
MSXTABPD       0004 01
 
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