Bureaucrats, dave_user, Administrators
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__FORCETOC__
=== Introduction ===
When booting a Linux kernel, U-Boot, among the other things, take care of passing a string called ''command line'' as kernel parameter. U-Boot uses its '''bootargs''' environment variable as parameter. This variable can be defined statically in U-Boot environment as follow:
As noted above, commonly the command line is created by U-Boot environment variable substitution and string concatenation.
As an example we'll show how to change [[:Category:Naon|Naon]] the frame buffer size by using the default environment variables setup.
Here is a dump of the interesting sections of the environment:
