*** SDL Hercules Hyperion 4.2 build 9708 release announcement ***

Software Development Laboratories is pleased to announce the release of version 4.2 of SDL Hyperion Hercules:

   https://github.com/SDL-Hercules-390/hyperion/releases


This is a MAJOR update to the previous 4.1 release.  Refer below for the summary of changes.  Refer to the Release Notes for more information:

   https://sdl-hercules-390.github.io/html/hercrnot.html#4.2


As usual, pre-built versions of Hercules-4.2.0.9708-SDL-gdc7243b2 for Windows are available for download from SoftDevLabs's 'Hyperion' web page, as well as on the main GitHub Releases page:

   http://www.softdevlabs.com/hyperion/prebuilt
   http://www.softdevlabs.com/hyperion.html#9708
   https://github.com/SDL-Hercules-390/hyperion/releases


Questions or concerns should be directed to the main Hercules-390 Yahoo support group (i.e. THIS group you are reading from right now).

All BUG REPORTS should be reported via the SDL-Hercules-390 GitHub 'Issues' web page at https://github.com/sdl-hercules-390/hyperion/issues.


Thank you and enjoy your personal mainframe!  :)


Summary of changes
------------------

  . Load-and-Zero-Rightmost-Byte Facility
  . Load/Store-on-Condition Facility 2
  . Full PFPO instruction support
  . Fix AR/SR/AGR/SRG instructions Condition Code bug
  . Improved CKSM, MVST, CLST, SRST instruction performance
  . Optimized CLCL instruction bugfix
  . CSST instruction fix
  . TCPIP X'75' instruction support
  . Improved internal instruction count accuracy
  . New Diagnose F09 (enhanced F08) instruction
  . Fix long standing occasional crash in CCKD logic
  . Fix Shared Devices slow disconnect
  . CKD dasd suffixed Read Count bug fix
  . CCKD64 support
  . QETH/OSA devices HSCH/CSCH instruction fix
  . QETH/OSA multiple IP address support
  . Various QETH/OSA fixes
  . Linux sockdev syn flooding fix
  . Minor LCS Checksum / TCP Segmentation Offload fixes
  . CTCT device support reinstated
  . Tape autoinit fix
  . 3590 Tape C2 Medium Sense CCW fix
  . Various 3270 terminal handling fixes
  . Automatic tn3270 IND$FILE efficiency
  . Enhanced VMFPLC2 utility
  . dasdpdsu utility fix
  . Breakpoint/Stepping optional ASID parameter
  . New PANOPT statement/command
  . Linux crash dump support (no more machine checks)
  . Many various overall reliability, stability and documentation improvements


Please refer to the Release Notes for more information.

   https://sdl-hercules-390.github.io/html/hercrnot.html#4.2

-- 
"Fish" (David B. Trout)
Software Development Laboratories
http://www.softdevlabs.com
mail: [email protected]