8.3 $LOCATE (Display and verify Hercules control blocks)

8.3.1 Function

The $LOCATE command displays and verifies various Hercules control blocks. The specified control
block is displayed in a hex dump format.

8.3.2 Syntax

Descriptive

controlblock

Diagram

Êʬ¬¬ ¬¬¬ controlblock ¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬ÊÍ

8.3.3 Parameter

controlblock

This specifies the control block to be verified and displayed. Currently the following
control blocks are supported through the LOCATE command:

8.3.4 Examples

Example 1:

Locate the Hercules sysblk control block. Please note that not all hex columns can be displayed in the
figure below. Missing columns have been marked with “”’.

HHC00013I Herc command: '$locate sysblk'

HHC90000D DBG: SYSBLK @ 0x002333C0 - Verified

HHC90004.00 .....#3.

..

M.|..xtvM8|..

......... ........xtvMP.`.

00 ................ ................

HHC90000D DBG: sysblk+0x01c0 80000000

Figure 10: $LOCATE command (System Configuration Block)

Example 2:

Locate the Hercules regs control block. Please note that not all hex columns can be displayed in the
figure below. Missing columns have been marked with “”.

HHC00013I Herc command: '$locate regs'

HHC90000D DBG: REGS[00] @ 0x02BF6788 - Verified

HHC90000D DBG: regs+0x0000 4.00 ......g.

HHC90000D DBG: regs+0x

HHC90000D DBG: re

HHC90000D DB

HHC9000

HH

Figure 11: $LOCATE command (CPU Register Context)

Example 3:

Locate the Hercules hostinfo control block. Please note that not all hex columns can be displayed in the
figure below. Missing columns have been marked with “”.

HHC00013I Herc command: '$locate hostinfo'

HHC90000D DBG: HOSTINFO @ 0x0036AE00 - Verified

HHC90000D DBG: sysname = Windows

HHC90000D DBG: nodename = GOOFY

HHC90000D DBG: release = 6.1.7600

HHC90000D DBG: version = 7 Ultimate Edition 64-bit

HHC90000D DBG: machine = Intel(R) x64

HHC90000D DBG: cpu_brand = Intel(R) Core(TM) i7 CPU Q 720 @ 1.60GHz