extern void shmobile_smp_hook(unsigned int cpu, unsigned long fn,
unsigned long arg);
extern bool shmobile_smp_cpu_can_disable(unsigned int cpu);
-extern bool shmobile_smp_init_fallback_ops(void);
extern void shmobile_boot_apmu(void);
extern void shmobile_boot_scu(void);
extern void shmobile_smp_scu_prepare_cpus(phys_addr_t scu_base_phys,