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Re: [PATCH 05/16] arm: qemu: Add a devicetree file for qemu_arm64
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From: |
Alex Bennée |
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Subject: |
Re: [PATCH 05/16] arm: qemu: Add a devicetree file for qemu_arm64 |
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Date: |
Wed, 27 Oct 2021 15:44:08 +0100 |
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User-agent: |
mu4e 1.7.4; emacs 28.0.60 |
François Ozog <francois.ozog@linaro.org> writes:
> Hi Simon
>
> The only place I could agree with this file presence is in the documentation
> directory, not in dts. It creates a mental picture for the reader
> an entirely bad mind scheme around Qemu and DT.
>
> And even in a documentation directory I would place a bug warning: don’t use
> this with any kernel , Qemu generates a DT dynamically
> based on cpu, memory and devices specified at the command line.
Certainly for the arm, aarch64 and riscv "virt" machines you should
always use the QEMU generated DTB. I'm not entirely clear what a
qemu_arm and qemu_arm64 def targets are meant to be in this context.
--
Alex Bennée
[PATCH 06/16] riscv: qemu: Add devicetree files for qemu_riscv32/64, Simon Glass, 2021/10/12
[PATCH 02/16] arm: qemu: Explain how to extract the generate devicetree, Simon Glass, 2021/10/12