linux-kernel - Re: [PATCH v9 00/13] firmware: qcom: qseecom: convert to using the TZ allocator

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Date: Fri, 29 Mar 2024 20:46:48 +0100
From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
To: Maximilian Luz <luzmaximilian@...il.com>
Cc: Bartosz Golaszewski <brgl@...ev.pl>, Andy Gross <agross@...nel.org>, 
	Bjorn Andersson <andersson@...nel.org>, Konrad Dybcio <konrad.dybcio@...aro.org>, 
	Elliot Berman <quic_eberman@...cinc.com>, 
	Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>, 
	Guru Das Srinagesh <quic_gurus@...cinc.com>, Andrew Halaney <ahalaney@...hat.com>, 
	Alex Elder <elder@...aro.org>, Srini Kandagatla <srinivas.kandagatla@...aro.org>, 
	Arnd Bergmann <arnd@...db.de>, linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-arm-kernel@...ts.infradead.org, kernel@...cinc.com
Subject: Re: [PATCH v9 00/13] firmware: qcom: qseecom: convert to using the TZ allocator

On Fri, 29 Mar 2024 at 20:39, Maximilian Luz <luzmaximilian@...il.com> wrote:
>
> On 3/29/24 8:26 PM, Bartosz Golaszewski wrote:
> > On Fri, 29 Mar 2024 at 20:22, Maximilian Luz <luzmaximilian@...il.com> wrote:
> >>
> >> On 3/29/24 8:07 PM, Bartosz Golaszewski wrote:
> >>>
> >>> Both with and without SHM bridge?
> >>
> >> With CONFIG_QCOM_TZMEM_MODE_GENERIC=y (and the upcoming fix) everything
> >> works. With CONFIG_QCOM_TZMEM_MODE_SHMBRIDGE=y things unfortunately
> >> still get stuck at boot (regardless of the fix). I think that's
> >> happening even before anything efivar related should come up.
> >>
> >
> > This is on X13s? I will get one in 3 weeks. Can you get the bootlog
> > somehow? Does the laptop have any serial console?
>
> Surface Pro X (sc8180x), but it should be similar enough to the X13s in
> that regard. At least from what people with access to the X13s told me,
> the qseecom stuff seems to behave the same.
>
> Unfortunately I don't have a direct serial console. Best I have is
> USB-serial, but it's not even getting there. I'll have to try and see if
> I can get some more info on the screen.
>

I have access to a sc8180x-primus board, does it make sense to test
with this one? If so, could you give me instructions on how to do it?

Bart