/*
   * linux/include/asm-generic/topology.h
   *
   * Written by: Matthew Dobson, IBM Corporation
   *
   * Copyright (C) 2002, IBM Corp.
   *

   * All rights reserved.

   *
   * 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; either version 2 of the License, or
   * (at your option) any later version.
   *
   * 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, GOOD TITLE or
   * NON INFRINGEMENT.  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., 675 Mass Ave, Cambridge, MA 02139, USA.
   *
   * Send feedback to <colpatch@us.ibm.com>
   */
  #ifndef _ASM_GENERIC_TOPOLOGY_H
  #define _ASM_GENERIC_TOPOLOGY_H

  #ifndef	CONFIG_NUMA

  /* Other architectures wishing to use this simple topology API should fill
     in the below functions as appropriate in their own <asm/topology.h> file. */
  #ifndef cpu_to_node

  #define cpu_to_node(cpu)	((void)(cpu),0)

  #endif

  #ifndef set_numa_node
  #define set_numa_node(node)
  #endif
  #ifndef set_cpu_numa_node
  #define set_cpu_numa_node(cpu, node)
  #endif

  #ifndef cpu_to_mem
  #define cpu_to_mem(cpu)		((void)(cpu),0)
  #endif

  #ifndef parent_node

  #define parent_node(node)	((void)(node),0)

  #endif

  #ifndef cpumask_of_node
  #define cpumask_of_node(node)	((void)node, cpu_online_mask)
  #endif

  #ifndef pcibus_to_node

  #define pcibus_to_node(bus)	((void)(bus), -1)

  #endif

  #ifndef cpumask_of_pcibus
  #define cpumask_of_pcibus(bus)	(pcibus_to_node(bus) == -1 ?		\
  				 cpu_all_mask :				\
  				 cpumask_of_node(pcibus_to_node(bus)))
  #endif

  #endif	/* CONFIG_NUMA */

  #if !defined(CONFIG_NUMA) || !defined(CONFIG_HAVE_MEMORYLESS_NODES)
  
  #ifndef set_numa_mem
  #define set_numa_mem(node)
  #endif
  #ifndef set_cpu_numa_mem
  #define set_cpu_numa_mem(cpu, node)
  #endif
  
  #endif	/* !CONFIG_NUMA || !CONFIG_HAVE_MEMORYLESS_NODES */

  #endif /* _ASM_GENERIC_TOPOLOGY_H */