1 #ifndef __ASM_SH_SMP_OPS_H 2 #define __ASM_SH_SMP_OPS_H 3 4 struct plat_smp_ops { 5 void (*smp_setup)(void); 6 unsigned int (*smp_processor_id)(void); 7 void (*prepare_cpus)(unsigned int max_cpus); 8 void (*start_cpu)(unsigned int cpu, unsigned long entry_point); 9 void (*send_ipi)(unsigned int cpu, unsigned int message); 10 int (*cpu_disable)(unsigned int cpu); 11 void (*cpu_die)(unsigned int cpu); 12 void (*play_dead)(void); 13 }; 14 15 extern struct plat_smp_ops *mp_ops; 16 extern struct plat_smp_ops shx3_smp_ops; 17 18 #ifdef CONFIG_SMP 19 20 static inline void plat_smp_setup(void) 21 { 22 BUG_ON(!mp_ops); 23 mp_ops->smp_setup(); 24 } 25 26 static inline void play_dead(void) 27 { 28 mp_ops->play_dead(); 29 } 30 31 extern void register_smp_ops(struct plat_smp_ops *ops); 32 33 #else 34 35 static inline void plat_smp_setup(void) 36 { 37 /* UP, nothing to do ... */ 38 } 39 40 static inline void register_smp_ops(struct plat_smp_ops *ops) 41 { 42 } 43 44 static inline void play_dead(void) 45 { 46 BUG(); 47 } 48 49 #endif /* CONFIG_SMP */ 50 51 #endif /* __ASM_SH_SMP_OPS_H */ 52