arch/x86/platform/ce4100/falconfalls.dts

Source file repositories/reference/linux-study-clean/arch/x86/platform/ce4100/falconfalls.dts

File Facts

System
Linux kernel
Corpus path
arch/x86/platform/ce4100/falconfalls.dts
Extension
.dts
Size
8989 bytes
Lines
431
Domain
Architecture Layer
Bucket
arch/x86
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-only
/*
 * CE4100 on Falcon Falls
 *
 * (c) Copyright 2010 Intel Corporation
 */
/dts-v1/;
/ {
	model = "intel,falconfalls";
	compatible = "intel,falconfalls";
	#address-cells = <1>;
	#size-cells = <1>;

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;

		cpu@0 {
			device_type = "cpu";
			compatible = "intel,ce4100";
			reg = <0>;
			lapic = <&lapic0>;
		};
	};

	soc@0 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "intel,ce4100-cp";
		ranges;

		ioapic1: interrupt-controller@fec00000 {
			#interrupt-cells = <2>;
			compatible = "intel,ce4100-ioapic";
			interrupt-controller;
			reg = <0xfec00000 0x1000>;
		};

		timer@fed00000 {
			compatible = "intel,ce4100-hpet";
			reg = <0xfed00000 0x200>;
		};

		lapic0: interrupt-controller@fee00000 {
			compatible = "intel,ce4100-lapic";
			reg = <0xfee00000 0x1000>;
		};

		pci@3fc {
			#address-cells = <3>;
			#size-cells = <2>;
			compatible = "intel,ce4100-pci", "pci";
			device_type = "pci";
			bus-range = <0 0>;
			ranges = <0x2000000 0 0xbffff000 0xbffff000 0 0x1000
				  0x2000000 0 0xdffe0000 0xdffe0000 0 0x1000
				  0x0000000 0 0x0	 0x0	    0 0x100>;

			/* Secondary IO-APIC */
			ioapic2: interrupt-controller@0,1 {
				#interrupt-cells = <2>;
				compatible = "intel,ce4100-ioapic";
				interrupt-controller;
				reg = <0x100 0x0 0x0 0x0 0x0>;
				assigned-addresses = <0x02000000 0x0 0xbffff000 0x0 0x1000>;
			};

			pci@1,0 {
				#address-cells = <3>;
				#size-cells = <2>;

Annotation

Implementation Notes