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Re: [Qemu-devel] emulation details of qemu
From: |
Alex Bennée |
Subject: |
Re: [Qemu-devel] emulation details of qemu |
Date: |
Thu, 28 Apr 2016 19:45:59 +0100 |
User-agent: |
mu4e 0.9.17; emacs 25.0.93.1 |
tutu sky <address@hidden> writes:
> Thanks a lot Stefan,
> But if i want to change the content of a register during run time in
> debug mode, what should i do? is it possible at first?
Using the gdbstub sure you can change the register values when the
machine is halted.
>
> Regards.
> ________________________________________
> From: Stefan Hajnoczi <address@hidden>
> Sent: Tuesday, April 26, 2016 9:31 AM
> To: tutu sky
> Cc: address@hidden
> Subject: Re: [Qemu-devel] emulation details of qemu
>
> On Sat, Apr 23, 2016 at 06:36:39AM +0000, tutu sky wrote:
>> I want to know that is it possible to access registers or
>> micro-architectural part of a core/cpu in qemu during run time?
>
> Yes. How and to what extent depends on whether you are using TCG, KVM,
> or TCI. QEMU also has gdbstub support so you can single-step execution
> and access CPU registers.
>
> Stefan
--
Alex Bennée
- [Qemu-devel] emulation details of qemu, tutu sky, 2016/04/23
- Re: [Qemu-devel] emulation details of qemu, Stefan Hajnoczi, 2016/04/26
- Re: [Qemu-devel] emulation details of qemu, tutu sky, 2016/04/28
- Re: [Qemu-devel] emulation details of qemu,
Alex Bennée <=
- Re: [Qemu-devel] emulation details of qemu, tutu sky, 2016/04/29
- Re: [Qemu-devel] emulation details of qemu, Alex Bennée, 2016/04/29
- Re: [Qemu-devel] emulation details of qemu, tutu sky, 2016/04/29
- Re: [Qemu-devel] emulation details of qemu, Alex Bennée, 2016/04/29
- Re: [Qemu-devel] emulation details of qemu, tutu sky, 2016/04/29
- Re: [Qemu-devel] emulation details of qemu, Alex Bennée, 2016/04/29