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From: Peter Maydell <peter.maydell@linaro.org>
To: Yaodong Yang <yaodong.yangy@gmail.com>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] GDB debugging of QEMU.
Date: Fri, 9 Aug 2013 17:56:03 +0100	[thread overview]
Message-ID: <CAFEAcA_Zu6PxwKDWB07Ah75vhdfywTEbZUqGhpcTjVhrOZvRFQ@mail.gmail.com> (raw)
In-Reply-To: <CAJ3ZQbMf-DHQd7YObJGcjQrFOyY3WFZcOCeGrERe_riSF2Z4cg@mail.gmail.com>

On 9 August 2013 17:45, Yaodong Yang <yaodong.yangy@gmail.com> wrote:
> I tried the following commands.
>
> ./configure --enable-debug --disable-werror --enable-kvm
> --prefix=/usr/local/kvm

--disable-werror is usually not a good idea for developers.

> make -j4
>
> sudo make install
>
> gdb sudo /usr/local/kvm/bin/qemu-system/x86_64 -s -enable-kvm -hda
> ubuntu.img -m 1024.

Why are you running qemu as root here? (ie why 'sudo'?)

> Could someone give me some guidance on how to use gdb in QEMU.
> I know the basic usage of gdb for simple .c file, but I really
> do not know how to use it in QEMU.

There is no particular difference. QEMU is a bigger program
but has no particular gotchas for being debugged.

-- PMM

  reply	other threads:[~2013-08-09 16:56 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-08-09 16:45 [Qemu-devel] GDB debugging of QEMU Yaodong Yang
2013-08-09 16:56 ` Peter Maydell [this message]
2013-08-09 17:11   ` Yaodong Yang
2013-08-09 17:14     ` Peter Maydell
2013-08-09 17:25       ` Max Filippov
2013-08-09 18:45         ` Yaodong Yang

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