RXSPEC Back to Index page
 
Prolog 
Control Block Contents 
   RXSPEC 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.

 
  RXSPEC Control Block Content Top of page
  




 RXSPEC DSECT
Top of page


Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      RXSPEC         Virtual Network Interface Card block
0000    0 Dbl-Word     8 RXPKTTOT (0)   RXPKT queue total
0000    0 Signed       4 RXPKTTOTHI     - High half
0004    4 Signed       4 RXPKTTOTLO     - Low half
0008    8 Dbl-Word     8 RXDSCTOT (0)   RXDSC queue total
0008    8 Signed       4 RXDSCTOTHI     - High half
000C   12 Signed       4 RXDSCTOTLO     - Low half
0010   16 Dbl-Word     8 RXBYTTOT (0)   RXBYT queue total
0010   16 Signed       4 RXBYTTOTHI     - High half
0014   20 Signed       4 RXBYTTOTLO     - Low half
0018   24 Dbl-Word     8 RXERRTOT (0)   RXERR queue total
0018   24 Signed       4 RXERRTOTHI     - High half
001C   28 Signed       4 RXERRTOTLO     - Low half
          00000004       RXSIZE         (*-RXSPEC+7)/8 Size of RXSPEC in
                                        doublewords
      Related constants.
          00000100       NICMAXDV       256 Max Network Devices per NIC
          00000010       NICMAXNT       16 Max Network Ports per NIC -
                                        QDIO
          00000010       NICCACSZ       16 16 doubleword VLCBK cache
      Define MLTBK for this compile.
       PREFIX_LEN = 3
      Start of Assembler Control Block
 
 
  RXSPEC Storage Layout Top of page
  
          
*** RXSPEC - Virtual Network Interface Card block
*
*     +---------------------------+---------------------------+
*   0 |        RXPKTTOTHI         |        RXPKTTOTLO         |
*     +---------------------------+---------------------------+
*   8 |        RXDSCTOTHI         |        RXDSCTOTLO         |
*     +---------------------------+---------------------------+
*  10 |        RXBYTTOTHI         |        RXBYTTOTLO         |
*     +---------------------------+---------------------------+
*  18 |        RXERRTOTHI         |        RXERRTOTLO         |
*     +---------------------------+---------------------------+
*  20
*
*** RXSPEC - Virtual Network Interface Card block
 
 
  RXSPEC Cross Reference Top of page
  
 
Symbol         Dspl Value
-------------- ---- -----
NICCACSZ       001C 00000010
NICMAXDV       001C 00000100
NICMAXNT       001C 00000010
RXBYTTOT       0010
RXBYTTOTHI     0010
RXBYTTOTLO     0014
RXDSCTOT       0008
RXDSCTOTHI     0008
RXDSCTOTLO     000C
RXERRTOT       0018
RXERRTOTHI     0018
RXERRTOTLO     001C
RXPKTTOT       0000
RXPKTTOTHI     0000
RXPKTTOTLO     0004
RXSIZE         001C 00000004
 
This information is based on z/VM 7.4.0 Last updated on 24 Jun 2024 at 11:32:26 EDT.
Copyright IBM Corporation, 1990, 2024