Installation __linux of the Linux cross tool chain

Previously used in the Friendlyarm Development Board CD with, decompression and then set the environment variable can be used normally.

And then look at Vedon's "Embedded Linux application Development complete manual" to introduce the cross tool chain is actually compiled from the source code.

And then the use of homemade chips previously seen in overseas communities is the way to install the Cross tool chain:

sudo apt-get install GCC-ARM-LINUX-GNUEABIHF (ARMv7 above)
sudo apt-get install Gcc-arm-linux-gnueabi (ARMv4 above)

sudo apt-get install Gcc-arm-linux-androideabi (Android)

After testing, there is no problem with compiling the kernel. Choose different use methods according to the actual situation.