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From: Cal Erickson <cerickson@mvista.com>
To: Wolfgang Schmieder <wolfgang.schmieder@onlinehome.de>
Cc: gdb@sources.redhat.com
Subject: Re: hardware watchpoints for ppc
Date: Tue, 06 Jul 2004 14:51:00 -0000	[thread overview]
Message-ID: <40EABB0E.7080309@mvista.com> (raw)
In-Reply-To: <200407041103.55619.wolfgang.schmieder@onlinehome.de>

Wolfgang,
 From what I know there are no hardware watchpoints available on the PPC
target boards. You might just try watch which will create a software
watchpoint. These do work on PPC processors.

Cal

Wolfgang Schmieder wrote:

> Hello,
> 
> is there anybody who knows how I can set hardware watchpoints on ppc boards ? 
> I have a mpc855 board running a multithreaded application. It appears that 
> one thread (always the same thread) has a corrupted stack (always at the same 
> address). I guess I need to set a hardware watchpoint in a remote debugging 
> session to find the piece of code which is corrupting the stack.
> 
> There is one gdb mailing list thread about "supporting hw break/watch for 
> embedded ppc", which makes me think that there is at least a patch or 
> workaround available to set hardware watchpoints on a ppc board.
> 
> Thanks,
> 
> Wolfgang
> 
> 


-- 
===========================================================================
Cal Erickson                 MontaVista Software Inc.
Linux Consultant             1237 E. Arques Ave.
Phone (408) 328-0304         Sunnyvale CA 94085
Fax   (408) 328-9204         web http://www.mvista.com
===========================================================================

  reply	other threads:[~2004-07-06 14:51 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-07-04  9:06 Wolfgang Schmieder
2004-07-06 14:51 ` Cal Erickson [this message]
2004-07-07  0:28   ` Steven Johnson
     [not found] ` <200407062229.18395.wolfgang.schmieder@onlinehome.de>
     [not found]   ` <40EB0C0D.8020806@mvista.com>
2004-07-12 20:38     ` Wolfgang Schmieder
2004-07-12 23:15       ` Steven Johnson
2004-09-25 15:08         ` Wolfgang Schmieder

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