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-rw-r--r--arch/sh/include/asm/smp-ops.h51
1 files changed, 51 insertions, 0 deletions
diff --git a/arch/sh/include/asm/smp-ops.h b/arch/sh/include/asm/smp-ops.h
new file mode 100644
index 00000000000..c590f76856f
--- /dev/null
+++ b/arch/sh/include/asm/smp-ops.h
@@ -0,0 +1,51 @@
1#ifndef __ASM_SH_SMP_OPS_H
2#define __ASM_SH_SMP_OPS_H
3
4struct 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
15extern struct plat_smp_ops *mp_ops;
16extern struct plat_smp_ops shx3_smp_ops;
17
18#ifdef CONFIG_SMP
19
20static inline void plat_smp_setup(void)
21{
22 BUG_ON(!mp_ops);
23 mp_ops->smp_setup();
24}
25
26static inline void play_dead(void)
27{
28 mp_ops->play_dead();
29}
30
31extern void register_smp_ops(struct plat_smp_ops *ops);
32
33#else
34
35static inline void plat_smp_setup(void)
36{
37 /* UP, nothing to do ... */
38}
39
40static inline void register_smp_ops(struct plat_smp_ops *ops)
41{
42}
43
44static inline void play_dead(void)
45{
46 BUG();
47}
48
49#endif /* CONFIG_SMP */
50
51#endif /* __ASM_SH_SMP_OPS_H */