8.42 CPUVERID (
CPU v
ersion code)

8.42.1 Function

The CPUVERID command displays or sets the 2 hexadecimal digit CPU version code stored by the
STIDP instruction. The default version code is “FD” when ARCHMODE S/370 or ARCHMODE ESA/390 is
specified. For the z/ARCH (or ESAME architecture mode respectively), the version code is always stored
as “00” and any value specified here is ignored.

8.42.2 Syntax

Descriptive

erid

Diagram

¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬ÊÍ

8.42.3 Parameter

verid

Any valid 2 digit hexadecimal CPU version code. A list of valid version codes can
be found in the Hercules Windows GUI file “cpu-types.txt”.

8.42.4 Examples

Example 1:

Set the CPU version code to FD.

HHC00013I Herc command: 'cpuverid fd'

HHC02204I cpuverid set to FD

Figure 87: CPUVERID
command

8.43 CR (Display or alter control registers)

8.43.1 Function

The CR command displays or alters the actual contents of the control registers.

8.43.2 Syntax

Descriptive

CR [ ]

Diagram

Êʬ¬¬ CR ¬¬¬§¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬§¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬ÊÍ

¬¬¬¬¬¬¬«

8.43.3 Parameter

nn

This specifies the optional register number (00-15) to be altered.

xxxxxxxx

This is the register value in hexadecimal (1-8 hex digits for 32-bit registers, 1-16
hex digits for 64-bit registers).

8.43.4 Examples

Example 1:

Display the control registers.

HHC00013I Herc command: 'cr'

HHC02271I Control registers

HHC02271I CP00: CR00=5FB1EE40 CR01=3FFFE07F CR02=3F149FC0 CR03=00000001

HHC02271I CP00: CR04=00010001 CR05=3FFE7040 CR06=FE000000 CR07=3FFFE07F

HHC02271I CP00: CR08=00000000 CR09=00000000 CR10=00000000 CR11=00000000

HHC02271I CP00: CR12=01984E80 CR13=3FFFE07F CR14=FF8BF15F CR15=03150010

Figure 88: CR command (display control registers)