From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Petazzoni Date: Tue, 6 Dec 2016 15:04:44 +0100 Subject: [Buildroot] [git commit] arch/Config.in.arm: add Cortex-A57 and Cortex-A72 In-Reply-To: <87pol5jisi.fsf@dell.be.48ers.dk> References: <20161205221749.B2CD87FEC4@busybox.osuosl.org> <87pol5jisi.fsf@dell.be.48ers.dk> Message-ID: <20161206150444.1521351e@free-electrons.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net 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