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5) Then it will start to compile u-boot, some of the information prompted during
compilation are explained as follows
a. u-boot source version
[ o.k. ] Compiling u-boot [ v2020.04 ]
b. The version of the cross-compilation toolchain
[ o.k. ] Compiler version [ arm-none-linux-gnueabihf-gcc 9.2.1 ]
c. Compile the generated u-boot deb package path
[ o.k. ] Target directory [ output/debs/u-boot ]
d. The package name of the compiled u-boot deb package
[ o.k. ] File name [ linux-u-boot-current-orangepipcplus_2.1.0_armhf.deb ]
e. Compile time
[ o.k. ] Runtime [ 1 min ]
f. Repeat the command to compile u-boot, use the following command without
selecting through the graphical interface, you can directly start compiling u-boot
[ o.k. ] Repeat Build Options [ sudo ./build.sh BOARD=orangepipcplus
BRANCH=current BUILD_OPT=u-boot KERNEL_CONFIGURE=yes ]
6) View the compiled u-boot deb package
test@test:~/orangepi-build$ ls output/debs/u-boot/
linux-u-boot-current-orangepipcplus_2.1.0_armhf.deb
7) The files contained in the generated u-boot deb package are as follows
a. Use the following command to unzip the deb package
test@test:~/orangepi-build$ cd output/debs/u-boot
test@test:~/orangepi_build/output/debs/u-boot$ $ dpkg -x \
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