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From: Patrick DELAUNAY <patrick.delaunay@foss.st.com>
To: Alexandru Gagniuc <mr.nuke.me@gmail.com>, <u-boot@lists.denx.de>,
	<trini@konsulko.com>
Cc: <sjg@chromium.org>, <etienne.carriere@linaro.org>
Subject: Re: [PATCH v4 4/5] stm32mp1: spl: Configure TrustZone controller for OP-TEE
Date: Fri, 9 Jul 2021 11:03:18 +0200	[thread overview]
Message-ID: <dd9fab44-dede-985a-e146-1db856a34e6c@foss.st.com> (raw)
In-Reply-To: <20210531174314.1395666-5-mr.nuke.me@gmail.com>

Hi,

On 5/31/21 7:43 PM, Alexandru Gagniuc wrote:
> OP-TEE is very particular about how the TZC should be configured.
> When booting an OP-TEE payload, an incorrect TZC configuration will
> result in a panic.
>
> Most information can be derived from the SPL devicetree. The only
> information we don't have is the split between TZDRAM and shared
> memory. This has to be hardcoded. The rest of the configuration is
> fairly easy, and only requires 3 TZC regions. Configure them.
>
> Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
> ---
>   arch/arm/mach-stm32mp/spl.c | 92 +++++++++++++++++++++++++++++++++++++
>   1 file changed, 92 insertions(+)
>

Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com>

Thanks
Patrick


  parent reply	other threads:[~2021-07-09  9:03 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-31 17:43 [PATCH v4 0/5] stm32mp: Enable OP-TEE and TZC support in SPL Alexandru Gagniuc
2021-05-31 17:43 ` [PATCH v4 1/5] spl: mmc: Support OP-TEE payloads in Falcon mode Alexandru Gagniuc
2021-07-15 18:27   ` Patrick DELAUNAY
2021-07-15 19:11     ` Alex G.
2021-07-15 19:19     ` [PATCH v5 0/5] stm32mp: Enable OP-TEE and TZC support in SPL Alexandru Gagniuc
2021-07-15 19:19       ` [PATCH v5 1/5] spl: mmc: Support OP-TEE payloads in Falcon mode Alexandru Gagniuc
2021-07-27  9:12         ` Patrick DELAUNAY
2021-07-15 19:19       ` [PATCH v5 2/5] spl: Introduce spl_board_prepare_for_optee() hook Alexandru Gagniuc
2021-07-27  9:13         ` Patrick DELAUNAY
2021-07-15 19:19       ` [PATCH v5 3/5] arm: stm32mp: Implement support for TZC 400 controller Alexandru Gagniuc
2021-07-27  9:14         ` Patrick DELAUNAY
2021-07-15 19:19       ` [PATCH v5 4/5] stm32mp1: spl: Configure TrustZone controller for OP-TEE Alexandru Gagniuc
2021-07-27  9:14         ` Patrick DELAUNAY
2021-07-15 19:19       ` [PATCH v5 5/5] ARM: dts: stm32mp: Add OP-TEE reserved memory to SPL dtb Alexandru Gagniuc
2021-07-27  9:15         ` Patrick DELAUNAY
2021-07-25 15:08       ` [PATCH v5 0/5] stm32mp: Enable OP-TEE and TZC support in SPL Alex G.
2021-05-31 17:43 ` [PATCH v4 2/5] spl: Introduce spl_board_prepare_for_optee() hook Alexandru Gagniuc
2021-05-31 17:43 ` [PATCH v4 3/5] arm: stm32mp: Implement support for TZC 400 controller Alexandru Gagniuc
2021-05-31 17:43 ` [PATCH v4 4/5] stm32mp1: spl: Configure TrustZone controller for OP-TEE Alexandru Gagniuc
2021-07-08 13:23   ` Patrice CHOTARD
2021-07-09  9:03   ` Patrick DELAUNAY [this message]
2021-05-31 17:43 ` [PATCH v4 5/5] ARM: dts: stm32mp: Add OP-TEE reserved memory to SPL dtb Alexandru Gagniuc
2021-06-01 15:02   ` Patrick DELAUNAY
2021-07-06 15:18 ` [PATCH v4 0/5] stm32mp: Enable OP-TEE and TZC support in SPL Alex G.
2021-07-06 15:45   ` Tom Rini
2021-07-06 15:55     ` Alex G.

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