arch/arm64/boot/dts/apm/apm-storm.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/apm/apm-storm.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/apm/apm-storm.dtsi
Extension
.dtsi
Size
29179 bytes
Lines
1100
Domain
Architecture Layer
Bucket
arch/arm64
Inferred role
Architecture Layer: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * dts file for AppliedMicro (APM) X-Gene Storm SOC
 *
 * Copyright (C) 2013, Applied Micro Circuits Corporation
 */

/ {
	compatible = "apm,xgene-storm";
	interrupt-parent = <&gic>;
	#address-cells = <2>;
	#size-cells = <2>;

	cpus {
		#address-cells = <2>;
		#size-cells = <0>;

		cpu@0 {
			device_type = "cpu";
			compatible = "apm,potenza";
			reg = <0x0 0x000>;
			enable-method = "spin-table";
			cpu-release-addr = <0x1 0x0000fff8>;
			next-level-cache = <&xgene_L2_0>;
		};
		cpu@1 {
			device_type = "cpu";
			compatible = "apm,potenza";
			reg = <0x0 0x001>;
			enable-method = "spin-table";
			cpu-release-addr = <0x1 0x0000fff8>;
			next-level-cache = <&xgene_L2_0>;
		};
		cpu@100 {
			device_type = "cpu";
			compatible = "apm,potenza";
			reg = <0x0 0x100>;
			enable-method = "spin-table";
			cpu-release-addr = <0x1 0x0000fff8>;
			next-level-cache = <&xgene_L2_1>;
		};
		cpu@101 {
			device_type = "cpu";
			compatible = "apm,potenza";
			reg = <0x0 0x101>;
			enable-method = "spin-table";
			cpu-release-addr = <0x1 0x0000fff8>;
			next-level-cache = <&xgene_L2_1>;
		};
		cpu@200 {
			device_type = "cpu";
			compatible = "apm,potenza";
			reg = <0x0 0x200>;
			enable-method = "spin-table";
			cpu-release-addr = <0x1 0x0000fff8>;
			next-level-cache = <&xgene_L2_2>;
		};
		cpu@201 {
			device_type = "cpu";
			compatible = "apm,potenza";
			reg = <0x0 0x201>;
			enable-method = "spin-table";
			cpu-release-addr = <0x1 0x0000fff8>;
			next-level-cache = <&xgene_L2_2>;
		};
		cpu@300 {
			device_type = "cpu";
			compatible = "apm,potenza";
			reg = <0x0 0x300>;
			enable-method = "spin-table";

Annotation

Implementation Notes