dkinzer wrote: If you're using a command line utility to download to Flash, you'll have to specify loading the irom0.text image at 0x10000 rather than at the usual 0x40000 for the non-OTA boot scheme.
Or make a "composite" image by padding the 0x00000 file to 0x10000 and then append the 0x10000 (which is what I do).