Re: [PATCH 14/19] python/qemu/machine: Allow to use other serial consoles than default

[Philippe Mathieu-Daudé]

On 9/27/19 3:36 PM, Peter Maydell wrote:
> On Fri, 27 Sep 2019 at 14:26, Guenter Roeck <address@hidden> wrote:
>>
>> On Fri, Sep 27, 2019 at 02:54:10PM +0200, bzt wrote:
>>> Hi,
>>>
>>> On 9/26/19, Philippe Mathieu-Daudé <address@hidden> wrote:
>>>> Currently we are limited to use the first serial console available.
>>>
>>> I'm not so sure. Right now it works like this:
>>>
>>> qemu -serial stdio
>>> Connects the VM's UART0 (PL011) serial console to the host terminal
>>>
>>> qemu -serial null -serial stdio
>>> Connects the VM's UART1 (AUX) serial console to the host terminal
>>>
>>> I think this is simple and good, please don't remove this option. If
>>> your commit does not influence these cli args, I'm not against it.
>>>
>> Agreed. I am using that mechanism (raspi3 uses the second console,
>> not pl011) in my scripts. Please don't take it away.
> 
> This patch is changing our python infrastructure that invokes
> QEMU, not QEMU itself. What Philippe's message means is
> "currently our code for running QEMU as part of tests like
> this is limited to using the first serial console; this doesn't
> work for raspi because we want to use the second (aux) console;
> so make the test infrastructure able to handle machines like this."

Exactly, thanks Peter for clarifying.

I'll try to come with a clearer commit description.

Regards,

Phil.