arch/parisc/kernel/topology.c

   1 /*
   2  * arch/parisc/kernel/topology.c - Populate driverfs with topology information
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but
  10  * WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
  12  * NON INFRINGEMENT.  See the GNU General Public License for more
  13  * details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18  */
  19
  20 #include <linux/init.h>
  21 #include <linux/smp.h>
  22 #include <linux/cpu.h>
  23 #include <linux/cache.h>
  24
  25 static struct cpu cpu_devices[NR_CPUS] __read_mostly;
  26
  27 static int __init topology_init(void)
  28 {
  29         struct node *parent = NULL;
  30         int num;
  31
  32         for_each_present_cpu(num) {
  33                 register_cpu(&cpu_devices[num], num, parent);
  34         }
  35         return 0;
  36 }
  37
  38 subsys_initcall(topology_init);