eSYS flasher is no longer supported by NXP. There are currently no plans for its update.
Possible alternatives is following:
PeMicro has a tool called PROGPPCNEXUS. It is flash programmer and with this you can do all these operations. In the attached screenshot you can see how to upload MCU memory content into s19 file (S-record) and with this tool you can also erase the chip and program it.
PeMicro offers their own debugger (called 64K Starter Edition of P&E's PKGPPCNEXUS. Trial version is free (it is needed to be registered and logged in), programmer is part of the package:
http://www.pemicro.com/downloads/download_file.cfm?download_id=194
For further detail I would recommend to contact PeMicro support:
https://www.pemicro.com/support/index.cfm
See http://www.pemicro.com/