linux/arch/mips/cavium-octeon/executive/cvmx-sysinfo.c
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   1/***********************license start***************
   2 * Author: Cavium Networks
   3 *
   4 * Contact: support@caviumnetworks.com
   5 * This file is part of the OCTEON SDK
   6 *
   7 * Copyright (c) 2003-2008 Cavium Networks
   8 *
   9 * This file is free software; you can redistribute it and/or modify
  10 * it under the terms of the GNU General Public License, Version 2, as
  11 * published by the Free Software Foundation.
  12 *
  13 * This file is distributed in the hope that it will be useful, but
  14 * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty
  15 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
  16 * NONINFRINGEMENT.  See the GNU General Public License for more
  17 * details.
  18 *
  19 * You should have received a copy of the GNU General Public License
  20 * along with this file; if not, write to the Free Software
  21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  22 * or visit http://www.gnu.org/licenses/.
  23 *
  24 * This file may also be available under a different license from Cavium.
  25 * Contact Cavium Networks for more information
  26 ***********************license end**************************************/
  27
  28/*
  29 * This module provides system/board/application information obtained
  30 * by the bootloader.
  31 */
  32#include <linux/module.h>
  33
  34#include <asm/octeon/cvmx.h>
  35#include <asm/octeon/cvmx-sysinfo.h>
  36
  37/*
  38 * This structure defines the private state maintained by sysinfo module.
  39 */
  40static struct cvmx_sysinfo sysinfo;        /* system information */
  41
  42/*
  43 * Returns the application information as obtained
  44 * by the bootloader.  This provides the core mask of the cores
  45 * running the same application image, as well as the physical
  46 * memory regions available to the core.
  47 */
  48struct cvmx_sysinfo *cvmx_sysinfo_get(void)
  49{
  50        return &sysinfo;
  51}
  52EXPORT_SYMBOL(cvmx_sysinfo_get);
  53
  54