handshake answered                                   ok
identity frame is FM-1_983                           ok
  19 requests
session commits (flash.bin exactly 0x93000)          ok
headers + loader + confirm, no head reads            ok
staged body == the package's loader                  ok
LOADER.BIN head CRC                                  ok
record at 0xE4F00 == RAM record                      ok
record CRC / type / magic / ota_addr                 ok
nothing written outside 0xE0000..0xE4FFF             ok
boot cleanup erases the area                         ok
second boot: nothing to do                           ok
another board's size (0x9D000): -15, no commit, no erase ok
host gone -> no commit, area clean                   ok
no 'success' -> -13, no commit, area clean           ok
ota test passed
