linux-hardening - [PATCH] ARM: dts: qcom: msm8974pro-samsung-klte: Add pstore node

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Message-ID: <20240715083245.80169-2-xtex@envs.net>
Date: Mon, 15 Jul 2024 16:32:40 +0800
From: Bingwu Zhang <xtex@...s.net>
To: Tony Luck <tony.luck@...el.com>,
	"Guilherme G. Piccoli" <gpiccoli@...lia.com>,
	Bjorn Andersson <andersson@...nel.org>,
	Konrad Dybcio <konrad.dybcio@...aro.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>
Cc: Bingwu Zhang <xtexchooser@...k.com>,
	Rong Zhang <i@...g.moe>,
	Daniele Debernardi <drebrez@...il.com>,
	Luca Weiss <luca@...tu.xyz>,
	linux-arm-msm@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-hardening@...r.kernel.org,
	~xtex/staging@...ts.sr.ht
Subject: [PATCH] ARM: dts: qcom: msm8974pro-samsung-klte: Add pstore node

From: Bingwu Zhang <xtexchooser@...k.com>

Add pstore node to allow for retrieving crash logs.

Tested-by: Bingwu Zhang <xtexchooser@...k.com> # on SM-G9008W (samsung-kltechn)
Signed-off-by: Bingwu Zhang <xtexchooser@...k.com>
---
 .../qcom-msm8974pro-samsung-klte-common.dtsi    | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/arch/arm/boot/dts/qcom/qcom-msm8974pro-samsung-klte-common.dtsi b/arch/arm/boot/dts/qcom/qcom-msm8974pro-samsung-klte-common.dtsi
index b5443fd5b425..ff98b9362b0d 100644
--- a/arch/arm/boot/dts/qcom/qcom-msm8974pro-samsung-klte-common.dtsi
+++ b/arch/arm/boot/dts/qcom/qcom-msm8974pro-samsung-klte-common.dtsi
@@ -126,6 +126,23 @@ led@3 {
 		};
 	};
 
+	reserved-memory {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		ramoops@...e0000 {
+			compatible = "ramoops";
+			reg = <0x3e8e0000 0x200000>;
+
+			console-size = <0x100000>;
+			record-size = <0x10000>;
+			ftrace-size = <0x10000>;
+			pmsg-size = <0x80000>;
+			ecc-size = <8>;
+		};
+	};
+
 	vreg_wlan: wlan-regulator {
 		compatible = "regulator-fixed";
 

base-commit: 6fd4da15c334831a865d4700ceb3ff5a917163e3
-- 
2.45.2