linux-kernel - Re: [PATCH V2 00/19] C-SKY(csky) Linux Kernel Port

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Message-ID: <20180713013013.GA25852@guoren>
Date:   Fri, 13 Jul 2018 09:30:13 +0800
From:   Guo Ren <ren_guo@...ky.com>
To:     Sandra Loosemore <sandra@...esourcery.com>
Cc:     David Howells <dhowells@...hat.com>, linux-arch@...r.kernel.org,
        linux-kernel@...r.kernel.org, tglx@...utronix.de,
        daniel.lezcano@...aro.org, jason@...edaemon.net, arnd@...db.de,
        c-sky_gcc_upstream@...ky.com, gnu-csky@...tor.com,
        thomas.petazzoni@...tlin.com, wbx@...ibc-ng.org, green.hu@...il.com
Subject: Re: [PATCH V2 00/19] C-SKY(csky) Linux Kernel Port

On Thu, Jul 12, 2018 at 10:04:10AM -0600, Sandra Loosemore wrote:
> On 07/12/2018 06:51 AM, Guo Ren wrote:
> >On Wed, Jul 11, 2018 at 10:51:33AM +0100, David Howells wrote:
> >>Can you say what the --target tuple should be so that I can add the arch to my
> >>collection of Fedora cross-binutils and cross-gcc tools built from upstream
> >>binutils and gcc sources?
> >Metor Graghics are helping us upstream gcc and binutils.
> >
> >@Sandra,
> >
> >Could you help me to reply the question?
> 
> Neither binutils nor gcc support for C-SKY are in the upstream repositories
> yet.  We should be resubmitting the binutils port soon (with bug fixes to
> address the test failures that caused it to be rejected the last time), and
> the gcc port will follow that shortly.
> 
> The target triplets we have been testing are csky-elf, csky-linux-gnu, and
> csky-linux-uclibc.  Note that the gcc port will only support v2
> processors/ABI so that is the default ABI for these triplets.
> 
> I'm not familiar with the Fedora tools, but to build a complete toolchain
> you'll need library support as well and I'm not sure what the submission
> status/plans for that are.  E.g. Mentor did a newlib/libgloss port for local
> testing of the ELF toolchain and provided it to C-SKY, but pushing that to
> the upstream repository ourselves is not on our todo list.
> 
> -Sandra

Thank you, Sandra.

 Guo Ren