Bare metal toolchain for A15
wmills at ti.com
Thu Mar 8 21:07:22 UTC 2012
On 03/08/2012 03:51 PM, Michael Hope wrote:
> On Fri, Mar 9, 2012 at 5:51 AM, William Mills<wmills at ti.com> wrote:
>> I need to supply a Linaro toolchain "aligned" (same source code) bare-metal
>> compiler to a group doing benchmarking on A15.
> Hi William. I recommend using the exact same tools we use for
> building the binary toolchains but reconfiguring for a baremetal
> build. That way you can get the Cortex-A15 improvements that we've
> been doing in a simple to make binary toolchain.
> I wrote some brief instructions on this yesterday at:
> Also see the building from source section in the README:
Thanks for the recommendation Michael. I will do it this way.
> The extra steps are to tune for the Cortex-A15 by default and use a
> baremetal instead of prebuilt sysroot.
> gcc-arm-embedded is from our friends at ARM's Cortex-R&M group. We
> share the same requirements and build tools but have a different focus
> - they're a long term supported build of FSF 4.6 for the Cortex-R&M
> while we're the latest performance on Cortex-A.
Ahh. I did not realize this was a different source base.
> The linaro-toolchain-unsupported builds are the Linaro toolchain in a
> baremetal Cortex-M configuration. I've been doing these on my own
> time as I have a personal STM32 project I'm working on.
Yes, now I understand the difference.
> Hope that helps,
> -- Michael
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