c@c-virtual-machine:~/proj/firefly-sdk$ ./build.sh kernel
processing option: kernel
============Start build kernel============
TARGET_ARCH =arm64
TARGET_KERNEL_CONFIG =firefly3399pro_linux_defconfig
TARGET_KERNEL_DTS =rk3399pro-firefly-aiojd4
TARGET_KERNEL_CONFIG_FRAGMENT =
*** Can’t find default configuration “arch/arm64/configs/firefly3399pro_linux_defconfig”!
scripts/kconfig/Makefile:110: recipe for target ‘firefly3399pro_linux_defconfig’ failed
make[1]: *** [firefly3399pro_linux_defconfig] Error 1
Makefile:565: recipe for target ‘firefly3399pro_linux_defconfig’ failed
make: *** [firefly3399pro_linux_defconfig] Error 2
====Build kernel failed!====
