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From: Peter Maydell <peter.maydell@linaro.org>
To: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Laszlo Ersek <lersek@redhat.com>,
	Shannon Zhao <zhaoshenglong@huawei.com>,
	qemu-arm <qemu-arm@nongnu.org>,
	QEMU Developers <qemu-devel@nongnu.org>,
	"Jason A . Donenfeld" <Jason@zx2c4.com>,
	Drew Jones <drjones@redhat.com>,
	Andrea Bolognani <abologna@redhat.com>
Subject: Re: [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables
Date: Tue, 12 Dec 2017 14:17:49 +0000	[thread overview]
Message-ID: <CAFEAcA8OY3PFk_bermKxQBuF_th7SudHgaRk8wf76EAGYnoCGw@mail.gmail.com> (raw)
In-Reply-To: <CAKv+Gu8gZ-Y4-zV2GRgbXPcignAg3vi8__XaFXqAhYOZOL7GcQ@mail.gmail.com>

On 12 December 2017 at 14:16, Ard Biesheuvel <ard.biesheuvel@linaro.org> wrote:
> On 12 December 2017 at 14:13, Peter Maydell <peter.maydell@linaro.org> wrote:
>> On 12 December 2017 at 14:12, Ard Biesheuvel <ard.biesheuvel@linaro.org> wrote:
>>> On 12 December 2017 at 14:10, Peter Maydell <peter.maydell@linaro.org> wrote:
>>>> That doesn't actually usefully separate debug output from the
>>>> console, though, because stdout-path is also going to point
>>>> to the UART with the lowest physical address...
>>>>
>>>
>>> By default, yes, just like is currently the case. But I would assume
>>> this new serial port could be appointed 'console' and put into
>>> stdout-path by QEMU, based on the command line options?
>>
>> We don't have any command line options for doing that, and I'm
>> generally reluctant to introduce new command line UI, especially
>> new command line UI that's specific to Arm and not also needed
>> for x86.
>>
>
> If stdout-path is always going to point to pl011@0x9000000, why would
> we need to parse it?

If you had always parsed stdout-path, we wouldn't need to worry
about the order in which the UART nodes appear in the dtb...

thanks
-- PMM

  reply	other threads:[~2017-12-12 14:18 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-12-08 15:02 [Qemu-devel] [PATCH 0/3] hw/arm/virt: Add another UART Peter Maydell
2017-12-08 15:02 ` [Qemu-devel] [PATCH 1/3] hw/arm/virt: Add virt-2.12 machine type Peter Maydell
2017-12-12 14:39   ` Andrew Jones
2018-01-15 12:00     ` Peter Maydell
2017-12-08 15:02 ` [Qemu-devel] [PATCH 2/3] hw/arm/virt: Add another UART to the virt board Peter Maydell
2017-12-12  5:55   ` Shannon Zhao
2017-12-12 10:45     ` Peter Maydell
2017-12-12 14:25       ` Jason A. Donenfeld
2017-12-12 14:45   ` Andrew Jones
2017-12-12 14:50     ` Peter Maydell
2017-12-12 15:16       ` Andrew Jones
2017-12-12 15:51         ` Peter Maydell
2018-05-31  2:12           ` Jason A. Donenfeld
2018-05-31  8:32             ` Peter Maydell
2018-05-31 11:48               ` Jason A. Donenfeld
2018-05-31 11:57                 ` Peter Maydell
2017-12-12 15:16   ` Andrew Jones
2017-12-08 15:02 ` [Qemu-devel] [PATCH 3/3] hw/arm/virt-acpi-build: Add second UART to ACPI tables Peter Maydell
2017-12-12  5:53   ` Shannon Zhao
2017-12-12 11:06     ` Laszlo Ersek
2017-12-12 11:11       ` Peter Maydell
2017-12-12 11:33         ` Laszlo Ersek
2017-12-12 11:44           ` Ard Biesheuvel
2017-12-12 11:59             ` Laszlo Ersek
2017-12-12 12:07               ` Peter Maydell
2017-12-12 12:41                 ` Laszlo Ersek
2017-12-12 12:47                   ` Peter Maydell
2017-12-12 13:28                     ` Laszlo Ersek
2017-12-12 13:56                       ` Ard Biesheuvel
2017-12-12 14:10                         ` Peter Maydell
2017-12-12 14:12                           ` Ard Biesheuvel
2017-12-12 14:13                             ` Peter Maydell
2017-12-12 14:16                               ` Ard Biesheuvel
2017-12-12 14:17                                 ` Peter Maydell [this message]
2017-12-12 14:31                                   ` Ard Biesheuvel
2017-12-12 14:51                                     ` Andrew Jones
2017-12-12 16:38                                       ` Laszlo Ersek
2017-12-12 14:18                         ` Andrew Jones
2017-12-12 14:10                       ` Andrew Jones
2017-12-12 15:09       ` Andrew Jones
2017-12-13 13:56       ` Peter Maydell
2017-12-13 16:01         ` Laszlo Ersek
2017-12-13 16:46           ` Ard Biesheuvel
2017-12-13 16:48             ` Peter Maydell
2017-12-08 15:10 ` [Qemu-devel] [Qemu-arm] [PATCH 0/3] hw/arm/virt: Add another UART Peter Maydell

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