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From: Daniel Jacobowitz <drow@mvista.com>
To: "Németh Márton" <nm127@hszk.bme.hu>
Cc: gdb@sources.redhat.com
Subject: Re: raw memory write?
Date: Wed, 21 Jan 2004 19:14:00 -0000	[thread overview]
Message-ID: <20040121191423.GA21575@nevyn.them.org> (raw)
In-Reply-To: <Pine.GSO.4.58.0401211957170.29029@ural2>

On Wed, Jan 21, 2004 at 08:08:35PM +0100, Németh Márton wrote:
> Hi!
> 
> I'm testing an embedded system with gdb using remote target.
> 
> Examining memor works fine as described at
> http://sources.redhat.com/gdb/onlinedocs/gdb_9.html#SEC59
> 
> But I couldn't find any easy command with I could modify the content of
> a given memory address, only if I create a one-byte-long file containing
> my data.
> 
> For example:
> --------------------------------------------------------
> (gdb) x/b 0x800000C0
> 0x800000c0:     0x00
> (gdb) restore one.dat binary 0x800000C0
> Restore file one.dat offset 0x800000c0 start 0x0 end 0x0
> Restoring binary file one.dat into memory (0x800000c0 to 0x800000c1)

Try:
(gdb) set *(char *)0x800000C0 = 0x01

-- 
Daniel Jacobowitz
MontaVista Software                         Debian GNU/Linux Developer


      reply	other threads:[~2004-01-21 19:14 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-01-21 19:08 Németh Márton
2004-01-21 19:14 ` Daniel Jacobowitz [this message]

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