arch/arm64/boot/dts/arm/fvp-base-revc.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/arm/fvp-base-revc.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/arm/fvp-base-revc.dts
Extension
.dts
Size
11214 bytes
Lines
423
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
/*
 * ARM Ltd. Fast Models
 *
 * Architecture Envelope Model (AEM) ARMv8-A
 * ARMAEMv8AMPCT
 *
 * FVP Base RevC
 */

/dts-v1/;

#include <dt-bindings/interrupt-controller/arm-gic.h>

/memreserve/ 0x80000000 0x00010000;

#include "rtsm_ve-motherboard.dtsi"
#include "rtsm_ve-motherboard-rs2.dtsi"

/ {
	model = "FVP Base RevC";
	compatible = "arm,fvp-base-revc", "arm,vexpress";
	interrupt-parent = <&gic>;
	#address-cells = <2>;
	#size-cells = <2>;

	chosen {
		stdout-path = "serial0:115200n8";
	};

	aliases {
		serial0 = &v2m_serial0;
		serial1 = &v2m_serial1;
		serial2 = &v2m_serial2;
		serial3 = &v2m_serial3;
	};

	psci {
		compatible = "arm,psci-0.2";
		method = "smc";
	};

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

		idle-states {
			entry-method = "psci";

			CPU_SLEEP_0: cpu-sleep-0 {
				compatible = "arm,idle-state";
				local-timer-stop;
				arm,psci-suspend-param = <0x0010000>;
				entry-latency-us = <40>;
				exit-latency-us = <100>;
				min-residency-us = <150>;
				status = "disabled";
			};

			CLUSTER_SLEEP_0: cluster-sleep-0 {
				compatible = "arm,idle-state";
				local-timer-stop;
				arm,psci-suspend-param = <0x1010000>;
				entry-latency-us = <500>;
				exit-latency-us = <1000>;
				min-residency-us = <2500>;
				status = "disabled";
			};
		};

Annotation

Implementation Notes