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diff --git a/target/linux/ubicom32/files/arch/ubicom32/include/asm/cpu.h b/target/linux/ubicom32/files/arch/ubicom32/include/asm/cpu.h
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+++ b/target/linux/ubicom32/files/arch/ubicom32/include/asm/cpu.h
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+/*
+ * arch/ubicom32/include/asm/cpu.h
+ * CPU definitions for Ubicom32 architecture.
+ *
+ * (C) Copyright 2009, Ubicom, Inc.
+ * Copyright (C) 2004-2005 ARM Ltd.
+ *
+ * This file is part of the Ubicom32 Linux Kernel Port.
+ *
+ * The Ubicom32 Linux Kernel Port 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.
+ *
+ * The Ubicom32 Linux Kernel Port 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 for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with the Ubicom32 Linux Kernel Port. If not,
+ * see <http://www.gnu.org/licenses/>.
+ *
+ * Ubicom32 implementation derived from (with many thanks):
+ * arch/m68knommu
+ * arch/blackfin
+ * arch/parisc
+ */
+#ifndef _ASM_UBICOM32_CPU_H
+#define _ASM_UBICOM32_CPU_H
+
+#include <linux/percpu.h>
+
+struct cpuinfo_ubicom32 {
+ unsigned long tid; /* Hardware thread number */
+
+#ifdef CONFIG_SMP
+ volatile unsigned long ipi_pending; /* Bit map of operations to execute */
+ unsigned long ipi_count; /* Number of IPI(s) taken on this cpu */
+#endif
+};
+
+DECLARE_PER_CPU(struct cpuinfo_ubicom32, cpu_data);
+
+#endif /* _ASM_UBICOM32_CPU_H */