[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] [PATCH] hw/arm/virt: add DT property /secure-chosen/sdt
From: |
Jerome Forissier |
Subject: |
Re: [Qemu-devel] [PATCH] hw/arm/virt: add DT property /secure-chosen/sdtout-path being secure UART |
Date: |
Mon, 15 Oct 2018 11:08:28 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 |
Hi Peter,
On 10/05/2018 11:26 AM, Jerome Forissier wrote:
> +CC: Rob Herring
>
> On 10/05/2018 11:16 AM, Peter Maydell wrote:
>> On 5 October 2018 at 09:07, Jerome Forissier
>> <address@hidden> wrote:
>>> Bindings for /secure-chosen and /secure-chosen/stdout-path have been
>>> proposed 1.5 years ago [1] and implemented in OP-TEE at the same time [2].
>>>
>>> This patch creates the property when the machine is secure.
>>>
>>> [1] https://patchwork.kernel.org/patch/9602401/
>>> [2] https://github.com/OP-TEE/optee_os/commit/4dc31c52544a
>>>
>>> Signed-off-by: Jerome Forissier <address@hidden>
>>
>> The patch seems OK, but it looks like the DT bindings are
>> not upstream yet? [*]
>
> No, they're not.
Update: Rob has now accepted the bindings [3] (thanks!).
[3] http://patchwork.ozlabs.org/patch/980467/#2009642
--
Jerome
>
> I wouldn't want QEMU to start creating
>> bindings until the spec is definitely final.
>
> I understand, but I think we may have a chicken-and-egg problem, because
> Rob said he'd like to see more usage of DT in secure world before
> merging the bindings ;-)
>
> That being said, I can certainly re-submit the binding to the LKML. Rob,
> what do you say?
>
>>
>> [*] they're not in
>> https://www.kernel.org/doc/Documentation/devicetree/bindings/arm/secure.txt
>> anyway; is that the wrong place to look?
>>
>> thanks
>> -- PMM
>>
>
> Thanks,
>