From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
To: buildroot@busybox.net
Subject: [Buildroot] [git commit] arch/Config.in.arm: add Cortex-A57 and Cortex-A72
Date: Tue, 6 Dec 2016 15:04:44 +0100 [thread overview]
Message-ID: <20161206150444.1521351e@free-electrons.com> (raw)
In-Reply-To: <87pol5jisi.fsf@dell.be.48ers.dk>
Hello,
On Tue, 06 Dec 2016 14:20:29 +0100, Peter Korsgaard wrote:
> > commit: https://git.buildroot.net/buildroot/commit/?id=2131f1b3817d594ce24ac9ba263f104077cf7c49
> > branch: https://git.buildroot.net/buildroot/commit/?id=refs/heads/master
>
> > Add two popular ARM64 cores to the list of supported cores: Cortex-A57
> > and Cortex-A72.
>
> Hmm, do old toolchains know about these cores?
>
> Looking around in gcc.git, it seems like they were added:
>
> a53/a57 in 4.8 for aarch64 / 4.9 for arm
> a72 in 5.1 for aarch64/arm
Correct.
> So we need to ensure the older gcc versions cannot be selected when
> these variants are selected. We possibly also need to do something for
> external toolchains.
Indeed.
I won't have a look tonight, but can have a look tomorrow, unless
someone beats me at it.
Thanks,
Thomas
--
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
prev parent reply other threads:[~2016-12-06 14:04 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-05 22:07 [Buildroot] [git commit] arch/Config.in.arm: add Cortex-A57 and Cortex-A72 Thomas Petazzoni
2016-12-06 13:20 ` Peter Korsgaard
2016-12-06 14:04 ` Thomas Petazzoni [this message]
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