From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
To: Sibi Sankar <quic_sibis@quicinc.com>,
andersson@kernel.org, krzysztof.kozlowski+dt@linaro.org,
robh+dt@kernel.org, manivannan.sadhasivam@linaro.org
Cc: agross@kernel.org, linux-arm-msm@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
konrad.dybcio@somainline.org, amit.pundir@linaro.org,
regressions@leemhuis.info, sumit.semwal@linaro.org,
will@kernel.org, catalin.marinas@arm.com, robin.murphy@arm.com
Subject: Re: [PATCH 1/4] arm64: dts: qcom: Introduce a carveout for modem metadata
Date: Wed, 14 Dec 2022 12:27:08 +0100 [thread overview]
Message-ID: <f23f3db8-08a7-78a9-a516-de211c53b6f4@linaro.org> (raw)
In-Reply-To: <20221213140724.8612-2-quic_sibis@quicinc.com>
On 13/12/2022 15:07, Sibi Sankar wrote:
> Introduce a new carveout for modem metadata. This will serve as a
> replacement for the memory region used by MSA to authenticate modem
> ELF headers.
>
> Signed-off-by: Sibi Sankar <quic_sibis@quicinc.com>
> ---
> arch/arm64/boot/dts/qcom/msm8996-xiaomi-common.dtsi | 6 ++++++
> arch/arm64/boot/dts/qcom/msm8996.dtsi | 9 +++++++++
> arch/arm64/boot/dts/qcom/msm8998.dtsi | 9 +++++++++
> arch/arm64/boot/dts/qcom/sc7180-idp.dts | 7 ++++++-
> arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi | 7 ++++++-
> arch/arm64/boot/dts/qcom/sc7280-herobrine-lte-sku.dtsi | 7 ++++++-
> arch/arm64/boot/dts/qcom/sdm845.dtsi | 9 +++++++++
> 7 files changed, 51 insertions(+), 3 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/msm8996-xiaomi-common.dtsi b/arch/arm64/boot/dts/qcom/msm8996-xiaomi-common.dtsi
> index 5b47b8de69da..4242f8587c19 100644
> --- a/arch/arm64/boot/dts/qcom/msm8996-xiaomi-common.dtsi
> +++ b/arch/arm64/boot/dts/qcom/msm8996-xiaomi-common.dtsi
> @@ -127,6 +127,12 @@
> reg = <0x0 0xf6f00000 0x0 0x100000>;
> no-map;
> };
> +
> + /delete-node/ memory@91700000;
> + mdata_mem: memory@f7100000 {
> + reg = <0x0 0xf7100000 0x0 0x4000>;
> + no-map;
> + };
> };
>
> vph_pwr: vph-pwr-regulator {
> diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi
> index cc65f52bb80f..3f5fb08e2341 100644
> --- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
> +++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
> @@ -462,6 +462,11 @@
> reg = <0x0 0x91500000 0x0 0x200000>;
> no-map;
> };
> +
> + mdata_mem: memory@91700000 {
> + reg = <0x0 0x91700000 0x0 0x4000>;
> + no-map;
> + };
> };
>
> rpm-glink {
> @@ -2458,6 +2463,10 @@
> memory-region = <&mpss_mem>;
> };
>
> + metadata {
Does it pass dtbs_check?
Best regards,
Krzysztof
next prev parent reply other threads:[~2022-12-14 11:27 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-13 14:07 [PATCH 0/4] Fix XPU violation during modem metadata authentication Sibi Sankar
2022-12-13 14:07 ` [PATCH 1/4] arm64: dts: qcom: Introduce a carveout for modem metadata Sibi Sankar
2022-12-13 19:40 ` Krzysztof Kozlowski
2022-12-14 6:49 ` Sibi Sankar
2022-12-14 8:09 ` Krzysztof Kozlowski
2022-12-14 11:27 ` Krzysztof Kozlowski [this message]
2022-12-14 11:44 ` Sibi Sankar
2022-12-14 12:54 ` Krzysztof Kozlowski
2022-12-13 14:07 ` [PATCH 2/4] dt-bindings: remoteproc: qcom: sc7180: Update memory-region requirements Sibi Sankar
2022-12-13 19:41 ` Krzysztof Kozlowski
2022-12-14 10:25 ` Sibi Sankar
2022-12-14 11:30 ` Krzysztof Kozlowski
2022-12-14 11:56 ` Sibi Sankar
2022-12-13 14:07 ` [PATCH 3/4] dt-bindings: remoteproc: qcom: q6v5: Update memory region requirements Sibi Sankar
2022-12-13 14:07 ` [PATCH 4/4] remoteproc: qcom_q6v5_mss: Use a carveout to authenticate modem headers Sibi Sankar
2022-12-13 15:07 ` Robin Murphy
2022-12-13 15:57 ` Sibi Sankar
2022-12-13 16:07 ` Manivannan Sadhasivam
2022-12-14 12:49 ` Robin Murphy
2022-12-13 19:47 ` Krzysztof Kozlowski
2022-12-14 10:33 ` Sibi Sankar
2022-12-14 11:28 ` Krzysztof Kozlowski
2022-12-14 11:51 ` Sibi Sankar
2022-12-15 8:51 ` Krzysztof Kozlowski
2022-12-27 12:18 ` [PATCH 0/4] Fix XPU violation during modem metadata authentication Amit Pundir
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