Register 1 contains the address of the ARCMDEXT parameter list as shown in Table 1.
Offset | Length or Bit Pattern | Description |
---|---|---|
00 (X'00') | 4 | The address of a 140-byte VTOC entry
of the data set about to be migrated.
If a non-VSAM data set is being migrated, this 140-byte area contains the real data set VTOC entry. If a VSAM data set is being migrated, the 140-byte area contains the real VTOC entry of the base data object with the base cluster name contained in the first 44 bytes. |
04 (X'04') | 4 | The address of 6-byte volume serial number of the level 0 volume being migrated. |
08 (X'08') | 4 | The address of the input data structure that contains the data set size, management class name, input flags, including the reconnection eligibility flag. |
12 (X'0C') | 4 | The address of a fullword binary return code. |