ps3.dts

linux内核源码

/*
 *  PS3 Game Console device tree.
 *
 *  Copyright (C) 2007 Sony Computer Entertainment Inc.
 *  Copyright 2007 Sony Corp.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; version 2 of the License.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

/ {
	model = "SonyPS3";
	compatible = "sony,ps3";
	#size-cells = <2>;
	#address-cells = <2>;

	chosen {
	};

	/*
	 * We'll get the size of the bootmem block from lv1 after startup,
	 * so we'll put a null entry here.
	 */

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

	/*
	 * The boot cpu is always zero for PS3.
	 *
	 * dtc expects a clock-frequency and timebase-frequency entries, so
	 * we'll put a null entries here.  These will be initialized after
	 * startup with data from lv1.
	 *
	 * Seems the only way currently to indicate a processor has multiple
	 * threads is with an ibm,ppc-interrupt-server#s entry.  We'll put one
	 * here so we can bring up both of ours.  See smp_setup_cpu_maps().
	 */

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

		cpu@0 {
			device_type = "cpu";
			reg = <0>;
			ibm,ppc-interrupt-server#s = <0 1>;
			clock-frequency = <0>;
			timebase-frequency = <0>;
			i-cache-size = <8000>;
			d-cache-size = <8000>;
			i-cache-line-size = <80>;
			d-cache-line-size = <80>;
		};
	};
};