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Re: [Qemu-devel] Missing ARMv6 instructions?
From: |
Wolfgang Schildbach |
Subject: |
Re: [Qemu-devel] Missing ARMv6 instructions? |
Date: |
Wed, 29 Mar 2006 18:00:03 +0200 |
Thanks, Paul. That explains it...
I find it strange that ARM would restrict emulation of their architecture
-- that could hardly pose a threat to their business, I would say.
Anyhow, thanks for the note.
- Wolfgang
Paul Brook <address@hidden> wrote on 29.03.2006 16:39:12:
> On Wednesday 29 March 2006 13:33, Wolfgang Schildbach wrote:
> > Hello list,
> >
> > Running an ARM application in user mode emulation (qemu CVS version of
> > 3-15-2006), my code crashes at an SMMUL instruction (this is part of
the
> > ARMv6 instruction set). A brief glance at translate.c and op.c seems
to
> > suggest that qemu does not emulate that instruction (yet). Before I
dig
> > any deeper, could somebody in the know (Paul?) confirm or reject this
> > suspicion?
>
> qemu cvs only supports ARMv5TE.
>
> The ARMv6 architecture is released under a more restrictive licence than
> ARMv5. The Arm licencing department have explicitly prohibited the
> distribution of open source ARMv6/v7 emulators.
>
> We're trying to get this restriction lifted, but so far to no avail.
>
> Paul
--
Wolfgang Schildbach, Senior Research Engineer
Coding Technologies GmbH
- [Qemu-devel] Missing ARMv6 instructions?, Wolfgang Schildbach, 2006/03/29
- Re: [Qemu-devel] Missing ARMv6 instructions?, Paul Brook, 2006/03/29
- Re: [Qemu-devel] Missing ARMv6 instructions?,
Wolfgang Schildbach <=
- Re: [Qemu-devel] Missing ARMv6 instructions?, Jamie Lokier, 2006/03/29
- Re: [Qemu-devel] Missing ARMv6 instructions?, Jamie Lokier, 2006/03/29
- Re: [Qemu-devel] Missing ARMv6 instructions?, Paul Brook, 2006/03/29
- Re: [Qemu-devel] Missing ARMv6 instructions?, John Hogerhuis, 2006/03/29
- Re: [Qemu-devel] Missing ARMv6 instructions?, Jamie Lokier, 2006/03/29
- Re: [Qemu-devel] Missing ARMv6 instructions?, Wolfgang Schildbach, 2006/03/30
- Re: [Qemu-devel] Missing ARMv6 instructions?, Jamie Lokier, 2006/03/30
- Re: [Qemu-devel] Missing ARMv6 instructions?, Lennert Buytenhek, 2006/03/30
- Re: [Qemu-devel] Missing ARMv6 instructions?, Paul Brook, 2006/03/30