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From: Jan Kratochvil <jan.kratochvil@redhat.com>
To: Joakim Tjernlund <joakim.tjernlund@transmode.se>
Cc: gdb@sourceware.org
Subject: Re: Disabling stack access for remote targets?
Date: Sun, 03 Jun 2012 16:58:00 -0000	[thread overview]
Message-ID: <20120603165813.GA20143@host2.jankratochvil.net> (raw)
In-Reply-To: <OF2F6B3515.D760FFF8-ONC1257A12.005B31C5-C1257A12.005BC055@transmode.se>

On Sun, 03 Jun 2012 18:42:10 +0200, Joakim Tjernlund wrote:
> Not quite, I don't see memeor attribute "no-access", just ro, wo, and rw.

There is "set mem inaccessible-by-default" for that purpose, default "on",
just do not definy any memory area in that range you do not want to touch.


> Testing for sp == 0 (or sp == ~0) would be much nicer. It would automatically
> disable/enable stack access.

sp == 0 or sp == ~0 are perfectly valid stack addresses on embedded targets.


I have to note I used GDB with embedded targets only very rarely.


Regards,
Jan

  reply	other threads:[~2012-06-03 16:58 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-06-01 14:29 Joakim Tjernlund
2012-06-03 15:16 ` Jan Kratochvil
2012-06-03 16:42   ` Joakim Tjernlund
2012-06-03 16:58     ` Jan Kratochvil [this message]
2012-06-03 17:21       ` Joakim Tjernlund

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