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smp.h

#ifndef ASMARM_ARCH_SMP_H
#define ASMARM_ARCH_SMP_H


#include <asm/hardware/gic.h>

#define hard_smp_processor_id()                 \
      ({                                  \
            unsigned int cpunum;                \
            __asm__("mrc p15, 0, %0, c0, c0, 5" \
                  : "=r" (cpunum));       \
            cpunum &= 0x0F;                     \
      })

/*
 * We use IRQ1 as the IPI
 */
static inline void smp_cross_call(cpumask_t callmap)
{
      gic_raise_softirq(callmap, 1);
}

/*
 * Do nothing on MPcore.
 */
static inline void smp_cross_call_done(cpumask_t callmap)
{
}

#endif

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