This file is indexed.

/usr/share/qemu/bamboo.dtb is in qemu-system-ppc 2.0.0~rc1+dfsg-0ubuntu3.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

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/dts-v1/;

/ {
	#address-cells = <0x2>;
	#size-cells = <0x1>;
	model = "amcc,bamboo";
	compatible = "amcc,bamboo";
	dcr-parent = <0x1>;

	aliases {
		serial0 = "/plb/opb/serial@ef600300";
		serial1 = "/plb/opb/serial@ef600400";
	};

	cpus {
		#address-cells = <0x1>;
		#size-cells = <0x0>;

		cpu@0 {
			device_type = "cpu";
			model = "PowerPC,440EP";
			reg = <0x0>;
			clock-frequency = <0x1fca0550>;
			timebase-frequency = <0x17d7840>;
			i-cache-line-size = <0x20>;
			d-cache-line-size = <0x20>;
			i-cache-size = <0x8000>;
			d-cache-size = <0x8000>;
			dcr-controller;
			dcr-access-method = "native";
			linux,phandle = <0x1>;
			phandle = <0x1>;
		};
	};

	memory {
		device_type = "memory";
		reg = <0x0 0x0 0x9000000>;
	};

	UIC0: interrupt-controller0 {
		compatible = "ibm,uic-440ep", "ibm,uic";
		interrupt-controller;
		cell-index = <0x0>;
		dcr-reg = <0xc0 0x9>;
		#address-cells = <0x0>;
		#size-cells = <0x0>;
		#interrupt-cells = <0x2>;
		linux,phandle = <0x2>;
		phandle = <0x2>;
	};

	SDR0: sdr {
		compatible = "ibm,sdr-440ep";
		dcr-reg = <0xe 0x2>;
	};

	CPR0: cpr {
		compatible = "ibm,cpr-440ep";
		dcr-reg = <0xc 0x2>;
	};

	plb {
		compatible = "ibm,plb-440ep", "ibm,plb-440gp", "ibm,plb4";
		#address-cells = <0x2>;
		#size-cells = <0x1>;
		ranges;
		clock-frequency = <0x7f28154>;

		SDRAM0: sdram {
			compatible = "ibm,sdram-440ep", "ibm,sdram-405gp";
			dcr-reg = <0x10 0x2>;
		};

		DMA0: dma {
			compatible = "ibm,dma-440ep", "ibm,dma-440gp";
			dcr-reg = <0x100 0x27>;
		};

		POB0: opb {
			compatible = "ibm,opb-440ep", "ibm,opb-440gp", "ibm,opb";
			#address-cells = <0x1>;
			#size-cells = <0x1>;
			ranges = <0x0 0x0 0x0 0x80000000 0x80000000 0x0 0x80000000 0x80000000>;
			interrupts = <0x7 0x4>;
			clock-frequency = <0x3f940aa>;

			EBC0: ebc {
				compatible = "ibm,ebc-440ep", "ibm,ebc-440gp", "ibm,ebc";
				dcr-reg = <0x12 0x2>;
				#address-cells = <0x2>;
				#size-cells = <0x1>;
				clock-frequency = <0x3f940aa>;
				interrupts = <0x5 0x1>;
			};

			UART0: serial@ef600300 {
				device_type = "serial";
				compatible = "ns16550";
				reg = <0xef600300 0x8>;
				virtual-reg = <0xef600300>;
				clock-frequency = <0xa8c000>;
				current-speed = <0x1c200>;
				interrupt-parent = <0x2>;
				interrupts = <0x0 0x4>;
			};

			UART1: serial@ef600400 {
				device_type = "serial";
				compatible = "ns16550";
				reg = <0xef600400 0x8>;
				virtual-reg = <0xef600400>;
				clock-frequency = <0xa8c000>;
				current-speed = <0x0>;
				interrupt-parent = <0x2>;
				interrupts = <0x1 0x4>;
			};

			IIC0: i2c@ef600700 {
				device_type = "i2c";
				compatible = "ibm,iic-440ep", "ibm,iic-440gp", "ibm,iic";
				reg = <0xef600700 0x14>;
				interrupt-parent = <0x2>;
				interrupts = <0x2 0x4>;
			};

			IIC1: i2c@ef600800 {
				device_type = "i2c";
				compatible = "ibm,iic-440ep", "ibm,iic-440gp", "ibm,iic";
				reg = <0xef600800 0xe>;
				interrupt-parent = <0x2>;
				interrupts = <0x7 0x4>;
			};

			ZMII0: emac-zmii@ef600d00 {
				device_type = "zmii-interface";
				compatible = "ibm,zmii-440ep", "ibm,zmii-440gp", "ibm,zmii";
				reg = <0xef600d00 0xc>;
			};
		};

		PCI0: pci@ec000000 {
			device_type = "pci";
			#interrupt-cells = <0x1>;
			#size-cells = <0x2>;
			#address-cells = <0x3>;
			compatible = "ibm,plb440ep-pci", "ibm,plb-pci";
			primary;
			reg = <0x0 0xeec00000 0x8 0x0 0xeed00000 0x4 0x0 0xeed00000 0x4 0x0 0xef400000 0x40>;
			ranges = <0x2000000 0x0 0xa0000000 0x0 0xa0000000 0x0 0x20000000 0x1000000 0x0 0x0 0x0 0xe8000000 0x0 0x10000>;
			dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>;
			interrupt-map-mask = <0xf800 0x0 0x0 0x0>;
			interrupt-map = <0x800 0x0 0x0 0x0 0x2 0x1c 0x8 0x1000 0x0 0x0 0x0 0x2 0x1b 0x8 0x1800 0x0 0x0 0x0 0x2 0x1a 0x8 0x2000 0x0 0x0 0x0 0x2 0x19 0x8>;
		};
	};

	chosen {
		linux,stdout-path = "/plb/opb/serial@ef600300";
	};
};