Input parameter list
R1 must contain the address of a parameter list, consisting of a list of addresses (OS linkage).
Each address in the parameter list points to a parameter as described.
| Parameter | Number of bytes | Description |
|---|---|---|
| Parameter 1 | 256 | User work area |
| Parameter 2 | 4 | Abend code |
| Parameter 3 | 4 | Transaction ID |
| Parameter 4 | 8 | Abending program name |