diff options
Diffstat (limited to 'arch/sh/include/asm/smp-ops.h')
-rw-r--r-- | arch/sh/include/asm/smp-ops.h | 51 |
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 | |||
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 */ | ||