StorageTek 6 manual IPARML for IUCV CONNECT to *BLOCKIO, Inputs

The IPARML fields are defined by VM. Examples of some common operations are:

IUCV CONNECT to *BLOCKIO

IUCV SEND to *BLOCKIO

IUCV RECEIVE

IUCV REPLY

IUCV SEVER

IPARML for IUCV CONNECT to *BLOCKIO

*

----------------------------------------------------------

*

x’00’

Path ID

flags 1IPRCODE

IPMSGLIM

xx

xx

*

------+------

+-------

+

-------+

--------

+-----

+

------

+------

+

x’08’

IPVMID= ‘*BLOCKIO’

*

------+------

+-------

+

-------+

--------

+-----

+

------

+------

+

x’10’

Block size

Block Offset

*

------+------

+-------

+

-------+

-------

+------

+

------

+------

+

x’18’

Vdevaddr

xx

xx

xx

xx

xx

xx

*

------+------

+-------

+

-------+

--------

+-----

+

------

+------

+

x’20’

Buffer Length

xx

xx

xx

xx

*

----------------------------------------------------------

+

Inputs:

IPVMID	= userid to connect to
	= ‘*BLOCKIO’
Block size	= data set block size
Block offset	= number of blocks from beginning of device to data set
	beginning
Vdevaddr	= virtual device address
Outputs:
IPPATHID	= IUCV pathid
IPRCODE	= IUCV return code
IPMSGLIM	= max. # of concurrent messages on the path
flags1	= IPFLAGS1
	= path status & privilege flags

354VM/HSC 6.0 System Programmer’s Guide

1st ed., 6/30/04 - 312579601