linux-kernel - Re: how to add debug information into the vmlinux

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Message-ID: <Pine.LNX.4.64.0708182152350.5186@fbirervta.pbzchgretzou.qr>
Date:	Sat, 18 Aug 2007 21:54:07 +0200 (CEST)
From:	Jan Engelhardt <jengelh@...putergmbh.de>
To:	Xu Yang <risingsunxy@...glemail.com>
cc:	Jesper Juhl <jesper.juhl@...il.com>, linux-kernel@...r.kernel.org
Subject: Re: how to add debug information into the vmlinux


On Aug 18 2007 21:49, Xu Yang wrote:
>
>I tried as what you told me. and the vmlinux does contain debug
>information. but the start address of this vmlinux is 0xc0008000. when
>I tried to run this vmlinux, the program always exit at 0x80a0. I
>checked out that here is the place mmu is turned on.
>so I used objcopy --change-addresses 0x40000000 to change the start
>address of the vmlinux, and the program goes further.but the debug
>information disappeared.

Are you using an UML image... or were you really trying to gdb a real vmlinux?



	Jan
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