Patch Program To System State



Using the logical block dump option of the System Service Tools, the Program State Flag are 'in the open' and available for anyone that care to look.

Use System Service Tools - Display/Alter/Dump

The Program State Flag is located at offset 105C.

  • x0001 - User State
  • x0080 - System State

The patching doesn't survive a save/restore and software vendors are using the virtual terminal API to perform this sort of patching from their install procedures.

5th January 2000