2010-12-14 15:56:55 +08:00
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/*
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* SMP support for R-Mobile / SH-Mobile
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*
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* Copyright (C) 2010 Magnus Damm
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2011-01-07 11:03:22 +08:00
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* Copyright (C) 2011 Paul Mundt
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2010-12-14 15:56:55 +08:00
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*
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* Based on vexpress, Copyright (C) 2002 ARM Ltd, All Rights Reserved
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/init.h>
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#include <linux/smp.h>
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2011-04-03 20:01:30 +08:00
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#include <asm/hardware/gic.h>
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2010-12-14 15:56:55 +08:00
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2011-09-08 20:15:22 +08:00
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void __init shmobile_smp_init_cpus(unsigned int ncores)
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2010-12-14 15:56:55 +08:00
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{
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unsigned int i;
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2011-10-21 05:04:18 +08:00
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if (ncores > nr_cpu_ids) {
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pr_warn("SMP: %u cores greater than maximum (%u), clipping\n",
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ncores, nr_cpu_ids);
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ncores = nr_cpu_ids;
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}
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2010-12-14 15:56:55 +08:00
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for (i = 0; i < ncores; i++)
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set_cpu_possible(i, true);
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2011-04-03 20:01:30 +08:00
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set_smp_cross_call(gic_raise_softirq);
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2010-12-14 15:56:55 +08:00
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}
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