1 2set PATH=%CD%\..\..\..\..\build\compiler\gcc-arm-ali-aoseabi\Win32\bin\;%PATH% 3 4make T=ota_boot2a clean --print-directory 5make T=ota_boot2a CPU=m4 SECURE_BOOT=1 REMAP_SUPPORT=1 SDK=1 HW_MODULE=1 LARGE_RAM=1 all lst --print-directory 6copy out\ota_boot2a\ota_boot2a.bin ..\prebuild\ota_boot2a.bin