2 * SMP support for R-Mobile / SH-Mobile
4 * Copyright (C) 2010 Magnus Damm
5 * Copyright (C) 2011 Paul Mundt
7 * Based on vexpress, Copyright (C) 2002 ARM Ltd, All Rights Reserved
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
13 #include <linux/init.h>
14 #include <linux/smp.h>
15 #include <asm/cacheflush.h>
16 #include <asm/smp_plat.h>
17 #include <mach/common.h>
19 void __init shmobile_smp_init_cpus(unsigned int ncores)
23 if (ncores > nr_cpu_ids) {
24 pr_warn("SMP: %u cores greater than maximum (%u), clipping\n",
29 for (i = 0; i < ncores; i++)
30 set_cpu_possible(i, true);
33 extern unsigned long shmobile_smp_fn[];
34 extern unsigned long shmobile_smp_arg[];
35 extern unsigned long shmobile_smp_mpidr[];
37 void shmobile_smp_hook(unsigned int cpu, unsigned long fn, unsigned long arg)
39 shmobile_smp_fn[cpu] = 0;
42 shmobile_smp_mpidr[cpu] = cpu_logical_map(cpu);
43 shmobile_smp_fn[cpu] = fn;
44 shmobile_smp_arg[cpu] = arg;