From: Peter Maydell <peter.maydell@linaro.org>
To: Jonas Maebe <jonas.maebe@elis.ugent.be>
Cc: Matthew Gretton-Dann <matthew.gretton-dann@arm.com>,
"gdb@sourceware.org" <gdb@sourceware.org>
Subject: Re: Debug ARM semihosting Thumb-2 binary
Date: Mon, 20 Feb 2012 16:21:00 -0000 [thread overview]
Message-ID: <CAFEAcA858F27c-5UJQjDO6cKKV17=neAJMaSjqN3tVE0LwtQtw@mail.gmail.com> (raw)
In-Reply-To: <CAFEAcA_VzLDM-M1_BAYhM-ftENbAF1OjH3gtzLwvUVs2=_XvOw@mail.gmail.com>
On 15 February 2012 17:33, Peter Maydell <peter.maydell@linaro.org> wrote:
> Coincidentally, Meador Inge from CodeSourcery posted a patch to the
> QEMU list today which fixes the SIGINT issue:
> http://lists.gnu.org/archive/html/qemu-devel/2012-02/msg02008.html
> (not yet code reviewed, but I did a quick test and it does seem to
> at least avoid the SIGINT problems.)
> However speed of fread over the gdb syscall interface is absolutely
> dire, it seems (from 'set debug remote 1') to be doing about one
> data packet a second...
There's now a version 2 of the patch which attacks the problem
in a slightly different way and fixes both the SIGINT problems and
also the occasional stalls which were causing semihosting read/write
performance to be so poor:
http://patchwork.ozlabs.org/patch/141867/
-- PMM
next prev parent reply other threads:[~2012-02-20 16:21 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-08 10:34 Jonas Maebe
2012-02-08 17:34 ` Matthew Gretton-Dann
2012-02-08 22:36 ` Jonas Maebe
2012-02-09 1:38 ` Matthew Gretton-Dann
2012-02-09 13:08 ` Jonas Maebe
2012-02-15 17:33 ` Peter Maydell
2012-02-20 16:21 ` Peter Maydell [this message]
2012-02-23 14:12 ` Jonas Maebe
2012-02-23 14:48 ` Peter Maydell
2012-02-23 14:51 ` Jonas Maebe
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