gtps1m5hSystem Macros

TDTAC-General Tape Data (GDS) Transfer

Use this system macro to address a general tape and perform a single data transfer operation.

Required Authorizations
Key0 Restricted System Common Storage

X

Format




label
A symbolic name can be assigned to the macro statement.

NAME
Specifies the symbolic general tape name. It can be:

ccc
A 3-character string representing a symbolic general tape name. The first two characters must be alphabetic, and the third character must be alphabetic or numeric. The first two characters cannot be RT.

(Rn)
The number of a register containing a pointer to the symbolic general tape name. n must be a decimal number from 0 through 7, 14, or 15.

LEVEL=Dx
A symbolic data level (D0-DF) must be specified.

CCW1=NO|YES
This parameter is used to indicate the format of the channel control word (CCW) in the specified data level. If CCW1=YES, the CCW is treated as CCW format-1, otherwise CCW format-0 is assumed. NO is the default.

The following macro format is still supported.



Notes:

  1. level

label
A symbolic name may be assigned to the macro statement.

tapename
A 3-character symbolic general tape name must be specified as the first parameter.

level
A symbolic data level (D0-DF) must be specified as the second parameter.

Entry Requirements

Return Conditions

Programming Considerations

Examples

None.