As was mentioned in the previous section, the .config
file is what controls everything that goes into the kernel files. This includes both the vmlinuz
and initramfs
files, and the device driver modules. The .config
is a text file but is not meant to be edited directly, instead one of several different programs can be used. In this chapter we show you how to use the xconfig
program to make changes to the .config
file.
Here we will use xconfig
to modify the configuration:
Change to the kernel build directory and run the following command:
make xconfig
That cool-looking screen should come up again. This program takes a few minutes to get used to, so we will go through it step-by-step.
First, locate the string Processor type and features and click on it. You will see the screen change.
Now in the panel on the right-hand side under Processor...