z/VM: CP Commands and Utilities Reference - z/VM - IBM

MODIFY DIAGNOSE
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MODify
Operands:
Notes:
EPName
Authorization
Purpose
Operands
DIAGnose
epname
(1)
diag
RESET
PRIVCLASSANY
PRIVclasses
Privilege Class: A
Operands
classes
(2)
1 You must specify one of the listed operands.
CHECKR15
2 If you specify more than one operand, you can specify them in any order.
Use MODIFY DIAGNOSE to redefine an existing DIAGNOSE code on the system.
You can also redefine an existing DIAGNOSE code during initialization using the
MODIFY DIAGNOSE configuration file statement. For more information, see the
z/VM: CP Planning and Administration book.
diag
is the number of the DIAGNOSE code that you are redefining.
RESET
tells CP to stop using the customer-written DIAGNOSE code and return to using
the existing DIAGNOSE code that was shipped with the z/VM product.
CHECKR15 YES
indicates that the diagnose router should check register 15 upon return from the
diagnose handler.
CHECKR15 NO
indicates that the diagnose router should not check register 15 upon return from
the diagnose handler.
EPName name
tells CP the name of the entry point that contains the code to process the
DIAGNOSE code. The variable name must be a 1- to 8-character string. The
first character must be alphabetic or one of the following special characters:
dollar sign ($), number sign (#), underscore (_), or at sign (@). The rest of the
string can be alphanumeric characters, the 4 special characters ($, #, _, and
@), or any combination thereof.
YES
NO
MODIFY DIAGNOSE
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Chapter 2. CP Commands 615