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SubjectRe: [PATCH 1/4] arm64: dts: qcom: Introduce a carveout for modem metadata
From
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

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