From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Rich Felker <dalias@libc.org>
Cc: Rob Landley <rob@landley.net>,
musl@lists.openwall.com, libc-alpha@sourceware.org,
Linux-sh list <linux-sh@vger.kernel.org>
Subject: Re: [musl] SH sigcontext ABI is broken
Date: Thu, 25 Jun 2015 08:24:17 +0200 [thread overview]
Message-ID: <CAMuHMdU3dM=UEUfgmEao=xJh=qocVfKZmxgbesWieb223B=o9w@mail.gmail.com> (raw)
In-Reply-To: <20150624213425.GW1173@brightrain.aerifal.cx>
On Wed, Jun 24, 2015 at 11:34 PM, Rich Felker <dalias@libc.org> wrote:
>> I want musl to support sh2 but I _also_ want it to support coldfire and
>> h8300 and so on. If musl is the successor to uclibc (which needs to be
>> put out of its misery), it needs nommu support for several different
>> architectures. If you insist that every nommu architecture must also run
>> those nommu binaries on with-mmu sibling architectures, you're going to
>> be unifying coldfire and m68k next...
>
> If you look at the kernel I'm pretty sure that already works...
> Coldfire does not seem to be a separate arch/ABI as far as the kernel
> is concerned.
Off-topic, but:
1. While the Coldfire user mode instruction set is (more or less?) a subset
of the classic m68k user mode instruction set, there are larger differences
in the supervisor mode instruction sets.
2. Coldfire uses a different MMU than classic m68k.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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next prev parent reply other threads:[~2015-06-25 6:24 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-19 7:09 Rich Felker
2015-06-19 7:41 ` Andreas Schwab
2015-06-19 19:12 ` Rich Felker
2015-06-19 19:57 ` [musl] " Andreas Schwab
2015-06-19 20:32 ` Rich Felker
2015-06-20 8:10 ` [musl] " Geert Uytterhoeven
2015-06-20 19:59 ` Rob Landley
2015-07-02 19:23 ` Maciej W. Rozycki
2015-07-02 22:51 ` Rob Landley
2015-07-03 6:43 ` Andreas Schwab
2015-06-20 18:06 ` Rich Felker
2015-06-24 4:25 ` [musl] " Rob Landley
2015-06-24 4:52 ` Rich Felker
2015-06-24 7:12 ` [musl] " Rob Landley
2015-06-24 18:03 ` Rich Felker
2015-06-24 8:40 ` [musl] " Rob Landley
2015-06-24 21:34 ` Rich Felker
2015-06-24 22:32 ` Rob Landley
2015-06-24 23:26 ` Bobby Bingham
2015-06-24 23:54 ` Rich Felker
2015-06-25 6:24 ` Geert Uytterhoeven [this message]
2015-06-24 14:10 ` [musl] " Joseph Myers
2015-06-24 8:23 ` Rob Landley
2015-06-24 18:12 ` Rich Felker
2015-06-24 9:14 ` Rob Landley
2015-06-24 22:02 ` Rich Felker
2015-06-24 19:37 ` Joseph Myers
2015-06-24 20:08 ` Rich Felker
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