target/linux/ubicom32/files/arch/ubicom32/include/asm/cpu.h

   1 /*
   2  * arch/ubicom32/include/asm/cpu.h
   3  *   CPU definitions for Ubicom32 architecture.
   4  *
   5  * (C) Copyright 2009, Ubicom, Inc.
   6  * Copyright (C) 2004-2005 ARM Ltd.
   7  *
   8  * This file is part of the Ubicom32 Linux Kernel Port.
   9  *
  10  * The Ubicom32 Linux Kernel Port is free software: you can redistribute
  11  * it and/or modify it under the terms of the GNU General Public License
  12  * as published by the Free Software Foundation, either version 2 of the
  13  * License, or (at your option) any later version.
  14  *
  15  * The Ubicom32 Linux Kernel Port is distributed in the hope that it
  16  * will be useful, but WITHOUT ANY WARRANTY; without even the implied
  17  * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
  18  * the GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with the Ubicom32 Linux Kernel Port.  If not,
  22  * see <http://www.gnu.org/licenses/>.
  23  *
  24  * Ubicom32 implementation derived from (with many thanks):
  25  *   arch/m68knommu
  26  *   arch/blackfin
  27  *   arch/parisc
  28  */
  29 #ifndef _ASM_UBICOM32_CPU_H
  30 #define _ASM_UBICOM32_CPU_H
  31
  32 #include <linux/percpu.h>
  33
  34 struct cpuinfo_ubicom32 {
  35         unsigned long tid;                      /* Hardware thread number */
  36
  37 #ifdef CONFIG_SMP
  38         volatile unsigned long ipi_pending;     /* Bit map of operations to execute */
  39         unsigned long ipi_count;                /* Number of IPI(s) taken on this cpu */
  40 #endif
  41 };
  42
  43 DECLARE_PER_CPU(struct cpuinfo_ubicom32, cpu_data);
  44
  45 #endif /* _ASM_UBICOM32_CPU_H */