/*
 * Copyright (c) 2011, 2011, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code 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
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package com.sun.max.tele;

import static com.sun.max.platform.Platform.*;


/*
 * An abstraction of the underlying platform on which a VM is running.
 */
public final class VmPlatform implements MaxPlatform {
    private final com.sun.max.platform.Platform platform;

    private final ISA isa;
    private final CPU cpu;
    private final OS os;

    public ISA getISA() {
        return isa;
    }

    public CPU getCPU() {
        return cpu;
    }

    public OS getOS() {
        return os;
    }

    VmPlatform(com.sun.max.platform.Platform platform) {
        this.platform = platform;
        isa = ISA.fromName(platform.isa.name());
        cpu = CPU.fromName(platform.cpu.name());
        os = OS.fromName(platform.os.name());
    }

    public int nBytesInWord() {
        return platform.wordWidth().numberOfBytes;
    }

    public int nBytesInPage() {
        return platform().pageSize;
    }

}