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Re: avr5 not found in qemu-avr 9.1.1 on macOS


From: Peter Maydell
Subject: Re: avr5 not found in qemu-avr 9.1.1 on macOS
Date: Mon, 18 Nov 2024 11:01:17 +0000

On Mon, 18 Nov 2024 at 10:54, Philippe Mathieu-Daudé <philmd@linaro.org> wrote:
>
> Hi Iris,
>
> Thanks for this bug report.
>
> On 17/11/24 02:51, Iris Artin wrote:
> > $ brew install qemu
> > Warning: qemu 9.1.1 is already installed and up-to-date.
> > $ qemu-system-avr -version
> > QEMU emulator version 9.1.1
> > Copyright (c) 2003-2024 Fabrice Bellard and the QEMU Project developers
> > $ qemu-system-avr -machine 2009 -cpu help
> > Available CPUs:
> >    avr5
> >    avr51
> >    avr6
> > $ qemu-system-avr -machine 2009 -cpu avr5
> > qemu-system-avr: unable to find CPU model 'avr5'
> >
> > What am I missing? Thanks!
>
> Gavin, this seems related to your commit:
>
> commit 7db8f7e895bff8b2eac08dfbc977d22a5a9fff36
> Author: Gavin Shan <gshan@redhat.com>
> Date:   Wed Nov 15 09:56:06 2023 +1000
>
>      target/avr: Use generic cpu_list()
>
>      Before it's applied:
>
>      [gshan@gshan q]$ ./build/qemu-system-avr -cpu ?
>      avr5-avr-cpu
>      avr51-avr-cpu
>      avr6-avr-cpu
>
>      After it's applied:
>
>      [gshan@gshan q]$ ./build/qemu-system-avr -cpu ?
>      Available CPUs:
>        avr5
>        avr51
>        avr6
>
> FYI this works:
>
> $ qemu-system-avr -M 2009 -cpu avr5-avr-cpu
> -> OK

I think the new help output is correct (in the sense that it's
what we intend it to say), and the place we want to get to here
is that -cpu accepts the correct "avr5" name. (We should probably for
back-compat have it also accept the long-form names I guess.)

We don't require "-cpu cortex-a15-arm-cpu" for arm targets,
for instance.

thanks
-- PMM



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