themadinventor/esptool — pull request #6 by pfalcon (2014-11-20 01:33:07+00:00)
Title: Add "elf2image" command to produce flash segments directly from ELF binary.

This requires binutils for Xtensa architecture (commands xtensa-lx106-elf-nm
& xtensa-lx106-elf-objcopy).