From: Momchil Velikov <velco@fadata.bg>
To: Shuangjun Zhu <r44089@email.sps.mot.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>,
linuxppc-dev@lists.linuxppc.org, linux-kernel@vger.rutgers.edu
Subject: Re: Kernel debug about Linux for PowerPC
Date: Tue, 07 Mar 2000 11:04:26 +0100 [thread overview]
Message-ID: <38C4D42A.1D0C19B3@fadata.bg> (raw)
In-Reply-To: 005601bf87e6$32f88980$69f001dc@sjzhu.sps.mot.com
Shuangjun Zhu wrote:
>
> Hello,
>
> I want to use the gdb to debug the kernel version 2.2.13 for my MPC860
> board.
> So I set the compiler configuration parameter CONFIG_KGDB = YES,
> but when I re-compile the kernel, it complains that
>
> arch/ppc/kernel/kernel.o(.text+0x68ac): undefined reference to
> `getDebugChar'
> arch/ppc/kernel/kernel.o(.text+0x6934): undefined reference to
> `putDebugChar'
>
> PROBLEM:
> what's wrong? I find no define for function "getDebugChar" in arch/ppc
> directory.
You have to write these functions yourself. The stub uses them to
communicate with the debugger through whatever device is available on
the board. See 'Targets' -> 'Remote' -> 'Remote Serial' in GDB docs.
Regards,
-velco
** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2000-03-07 10:04 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-03-07 3:35 Kernel debug about Linux for PowerPC Shuangjun Zhu
2000-03-07 10:04 ` Momchil Velikov [this message]
2000-03-07 15:24 ` Dan Malek
2000-03-07 16:45 ` Momchil Velikov
-- strict thread matches above, loose matches on Subject: below --
2000-03-08 3:14 Shuangjun Zhu
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