Embedded Linux Development Using Yocto Project Cookbook - Second Edition

Getting ready

We will need to build and install the extensible SDK as we have seen in the previous recipe so that the devtool command-line application is available. To build the full extensible SDK we do the following:

$ bitbake -c populate_sdk_ext <image name>

Depending on the chosen image, it may happen that the size of the full SDK is too big to manage. In that case, we can configure our build to use the minimal extensible SDK as follows:

SDK_EXT_TYPE = "minimal" 
SDK_INCLUDE_TOOLCHAIN = "1" 
SDK_INCLUDE_PKGDATA = "1" 

Here, the following applies:

• SDK_EXT_TYPE can be either full, the default, or minimal.
• SDK_INCLUDE_TOOLCHAIN controls whether the toolchain is included or not in the SDK. As mentioned previously, the full SDK will by default ...