arch/powerpc/boot/dts/fsl/qoriq-mpic.dtsi

Source file repositories/reference/linux-study-clean/arch/powerpc/boot/dts/fsl/qoriq-mpic.dtsi

File Facts

System
Linux kernel
Corpus path
arch/powerpc/boot/dts/fsl/qoriq-mpic.dtsi
Extension
.dtsi
Size
3140 bytes
Lines
107
Domain
Architecture Layer
Bucket
arch/powerpc
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

mpic: pic@40000 {
	interrupt-controller;
	#address-cells = <0>;
	#interrupt-cells = <4>;
	reg = <0x40000 0x40000>;
	compatible = "fsl,mpic", "chrp,open-pic";
	device_type = "open-pic";
	clock-frequency = <0x0>;
};

timer@41100 {
	compatible = "fsl,mpic-global-timer";
	reg = <0x41100 0x100 0x41300 4>;
	interrupts = <0 0 3 0
		      1 0 3 0
		      2 0 3 0
		      3 0 3 0>;
};

msi0: msi@41600 {
	compatible = "fsl,mpic-msi";
	reg = <0x41600 0x200 0x44140 4>;
	msi-available-ranges = <0 0x100>;
	interrupts = <
		0xe0 0 0 0
		0xe1 0 0 0
		0xe2 0 0 0
		0xe3 0 0 0
		0xe4 0 0 0
		0xe5 0 0 0
		0xe6 0 0 0
		0xe7 0 0 0>;
};

msi1: msi@41800 {
	compatible = "fsl,mpic-msi";
	reg = <0x41800 0x200 0x45140 4>;
	msi-available-ranges = <0 0x100>;
	interrupts = <
		0xe8 0 0 0
		0xe9 0 0 0
		0xea 0 0 0
		0xeb 0 0 0
		0xec 0 0 0
		0xed 0 0 0
		0xee 0 0 0
		0xef 0 0 0>;
};

msi2: msi@41a00 {
	compatible = "fsl,mpic-msi";
	reg = <0x41a00 0x200 0x46140 4>;
	msi-available-ranges = <0 0x100>;
	interrupts = <
		0xf0 0 0 0
		0xf1 0 0 0
		0xf2 0 0 0
		0xf3 0 0 0
		0xf4 0 0 0
		0xf5 0 0 0
		0xf6 0 0 0
		0xf7 0 0 0>;
};

timer@42100 {
	compatible = "fsl,mpic-global-timer";
	reg = <0x42100 0x100 0x42300 4>;
	interrupts = <4 0 3 0
		      5 0 3 0
		      6 0 3 0

Annotation

Implementation Notes