These are the CP Modifications in VM/CE as released.
If you wish to create your own modification for public use please use the Proposed CP Modifications page to reserve a modification number...
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RC001DK RECALL LAST COMMAND(S) VIA PF KEY
HRC002DK POWEROFF AT SHUTDOWN
HRC003DK LEAVE OPTION ON DETACH COMMAND
HRC004DK ENABLE SUPPORT FOR 4K STORAGE KEYS
HRC005DK TERM MORE X Y - TERM HOLD ON|OFF SUPPORT
HRC006DK FIX TO TRAP AND HIDE DSP003 ABENDS
HRC007DK FIX CP NUCLEUS LINK EDIT ERRORS
HRC008DK INTERVAL TIMER FIX FOR FAST MACHINES
HRC009DK DISPLAY REAL VOL FOR TDSK DISK RATHER THAN TDSK
HRC010DK ADD HCP COMMAND - ISSUE CP COMMAND FROM 2ND LEVEL
HRC011DK ADD 3380 MDISK/DEDICATED DEVICE SUPPORT
HRC012DK 3380 SUPPORT FOR DDR
HRC013DK UNIVERSITY OF MAINE P.E.R. TRACE FACILITY
HRC014DK LNKNOPAS DIRECTORY OPTION
HRC015DK CP NOT SUPPORTING NEW FORMAT CMS FS/E DASD LABELS
HRC016DK CHANGE NAME OF USER TO BE AUTOLOGGED TO "AUTOLOG1-9"
HRC017DK ELIMINATE TRAILER AND ALARM FOR MSGNOH COMMAND
HRC018DK IMPLEMENT EXTENDED HRC SET FUNCTIONS
HRC019DK IMPLEMENT EXTENDED HRC QUERY FUNCTIONS
HRC020DK DELETE LINE FEEDS AROUND DUPLICATE VOLID MESSAGE AT IPL TIME
HRC021DK SUPPORT PREFIX PERIOD CONSOLE OUTPUT SUPPRESSION
HRC022DK IMPLEMENT THE ENHANCED TRANSFER COMMAND
HRC023DK PREVENT D T COMMAND WITHOUT STARTING ADDRESS
HRC024DK SUPPRESS I/O ERROR MESSAGE ON SCP TAPE DISMOUNTS
HRC025DK PERFORMANCE DEGRADATION CAUSED BY V02644
HRC026DK RE-CLASSIFY CERTAIN COMMAND PRIVILEGES
HRC027DK CHANGE CYLINDER FROM HEX TO DECIMAL.
HRC028DK MAKE STARTUP MESSAGE MORE READABLE
HRC029DK UPDATE TO SUPPORT 24 PFS AND LARGER LOGO
HRC030DK QUERY ALLOC COMMAND
HRC031DK ADD QUERY ALLOC COMMAND
HRC032DK RE-ASK IF WARM START FAILS
HRC033DK ADD SUPPORT FOR SYSUSR MACRO - ATTACH TO SYSTEM SYSUSR ONLY
HRC034DK ...unused
HRC035DK FREE TRAP SUPPORT ADD FRE013 ABEND
HRC036DK ADD SUPPORT FOR SYSIPL MACRO - AUTO IPL IF USED
HRC037DK Fix incomplete support for the 3880 storage controller
HRC038DK Fix bug in HDKCQA179E error message resulting in extraneous output
HRC039DK Fix various DASD attached to SYSTEM issues
HRC040DK Fix FRE013 in ATTACH CHANNEL and DETACH CHANNEL
HRC041DK Fix bug in VARY ONLINE/OFFLINE of attached device
HRC042DK Replace mislaid message DMKCPS154E
HRC043DK Fix QUERY PFnn for 13 <= nn <= 24
HRC044DK Align DMKSYSRM and DMKSYSRV in DMKSYS on fullword boundaries
HRC058DK DIAG58 full screen support initial release
HRC059DK DIAG58 fix VIO002 abend after terminal hang
HRC060DK DIAG58 lift 4096 byte CCW count restriction
HRC061DK DIAG58 improve WSF RPQ attention handling
HRC062DK DIAG58 queued CP message support
HRC063DK DIAG58 fix FRE013 abend in queued CP message support
HRC064DK DIAG58 stop queuing msgs meant to go into DIAG08 response area
HRC065DK Logical Device Support Facility (Diagnose X'7C')
HRC066DK DIAG7C (LDF) Support for AP generated systems
HRC067DK DIAG 58 and DIAG 7C symbols added to DMKSYM
HRC068DK Shadow Table Bypass Support
HRC069DK DIAG7C (LDF) Fix logical device hangs
HRC070DK DIAG58 fix interference with CP SPOOL CONSOLE
HRC071DK Fix distorted logo after dial drop or CP ENABLE ALL
HRC072DK Support for DIAG 8C Return Device Characteristics
HRC073DK Support for 3278 model 5 devices
HRC074DK Allow PER to operate with ECPS:VM assist DISP2 active
HRC075DK Alternate CP nucleus support
HRC076DK Allow SHUTDOWN REIPL
HRC077DK Allow 4-digit cylinder numbers on MDISK statements in directory
HRC078DK Correct handling of LDF Present/Terminate functions
HRC079DK DIAG58 BUG FIXES; CPC on zero len CCW; X'03 command chain
HRC100DK Version change
HRC101DK Various GRAF enhancements
HRC102DK Check CYL count for nucleus
HRC103DK Recover from GRAF errors
HRC104DK LOCATE SYMBOL support
HRC105DK *TEMP* use only 24 bytes of sense for 3490
HRC106DK SYSOWN support for 3375 & 3380 dasd
HRC107DK Add QUERY USERID command
HRC108DK Implement SYSID (System identification)
HRC109DK Extend SYSID (System identification) to support 3278 model 5 terminals
HRC113DK Fix possible infinite loop bug in HRC101DK
HRC200DK Version change
HRC201DK FORCE IPL CONSOLE TO BE PRIMARY ONE
HRC202DK GENERAL MESSAGE CLEANUP
HRC302DK CREATE INDIVIDUAL PRINT/PUNCH FILES IF HERCULES (missing)
HRC310DK allow highlight characters in 3270 output
HRC311DK fix bug in TRANSFER command
HRC370DK logo and version for Sixpack version 1.0
HRC371DK logo and version for Sixpack version 1.2
HRC372DK logo and version for Sixpack version 1.3
HRC373DK V01 New CPLEVEL for VM Community Edition V1 R1.0
HRC374DK V01 New CPLEVEL for VM Community Edition V1 R1.1
HRC375DK V01 New CPLEVEL for VM Community Edition V1 R1.2
HRC380DK logo and version for VM/380 version 1.0
HRC450DK V01 Support APL character set for 3278 emulators
HRC451DK V01 Show lowercase alphabetics in DISPLAY storage cmds
HRC700DK V01 Support for DIAG00 to return timezone offset
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*** Proposed Modifications ***