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List:       netbsd-tech-kern
Subject:    Re: question about enumeration of buses on arm systems with dtb files
From:       mlelstv () serpens ! de (Michael van Elst)
Date:       2022-04-03 21:50:24
Message-ID: t2d4r0$bg4$1 () serpens ! de
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dtyson@anduin.org.uk (Dave Tyson) writes:

>The contents of the dtb shoved in-core can be modified by having code snippets 
>in the overlay directory and enabling them in config.txt. This is how bullseye 
>linux seems to do things and I guess this should work with NetBSD.

Yes, works the same.

The firmware will also modify the in-core DTB, depending on the RPI
model and there is also the dtparam instruction in config.txt
that makes the firmware (start*.elf) generate some overlays on
the fly. However, some of that is Linux specific and no use for
NetBSD.

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