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  • Hanteag Kim thinks this is interesting:

In this Kconfig snippet, you see the menu item System Type being defined. After the ARM System type prompt, you see a list of choices related to the ARM architecture. Later in the file, you see the inclusion of the IXP4xx-specific Kconfig definitions. In this file, you add your custom configuration switches. Listing 4-9 reproduces a snippet of this file. Again, for readability and convenience, we’ve omitted irrelevant text, as indicated by the ellipsis.