From: "François Legal" <devel@thom.fr.eu.org>
To: "Jan Kiszka" <jan.kiszka@siemens.com>
Cc: xenomai@lists.linux.dev
Subject: Re: Watchpoints not being handled correctly on arm it seems
Date: Thu, 09 Nov 2023 15:38:38 +0100 [thread overview]
Message-ID: <10237-654cef00-d-68598f00@146937372> (raw)
In-Reply-To: <bf9d4965-6f5e-4862-a24e-9c1748bf9496@siemens.com>
Le Jeudi, Novembre 09, 2023 12:22 CET, Jan Kiszka <jan.kiszka@siemens.com> a écrit:
> On 08.11.23 17:58, François Legal wrote:
> > Hello,
> >
> > Working with xenomai 3.2.3 with linux 5.4 on Zynq7000.
> >
> > While debugging my application, with GDB, if a watchpoint hits when in a xenomai RT thread, the machine hangs.
> > If I connect the JTAG probe, I get core 1 halted with message "Synchronous Watchpoint", with PC being on the instruction that should have trigged the watchpoint. From that point, I can never get GDB or the app to continue. I can (using the JTAG debugger) hit continue, but it seems the app stays hung (even kill -9 does not terminate it and I have to reboot the target.
> >
> > Can anybody help ?
>
> Do you see the same issue with 5.10 or newer (Dovetail patch series), or
> with 4.19 (SLTS-based I-pipe)?
>
I can't tell for 5.10 as I have some custom driver for custom hardware that I did not port to dovetail/evl yet. The same is true for 4.19 (which lacks features I need) and I'm not sure I can easily test that. It was OK in 4.4 though
François
> Jan
>
> --
> Siemens AG, Technology
> Linux Expert Center
>
prev parent reply other threads:[~2023-11-09 14:38 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-08 16:58 Watchpoints not being handled correctly on arm it seems François Legal
2023-11-09 11:22 ` Jan Kiszka
2023-11-09 14:38 ` François Legal [this message]
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