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Re: [Qemu-devel] GDB debugging of QEMU.
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From: |
Peter Maydell |
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Subject: |
Re: [Qemu-devel] GDB debugging of QEMU. |
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Date: |
Fri, 9 Aug 2013 17:56:03 +0100 |
On 9 August 2013 17:45, Yaodong Yang <address@hidden> 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