diff options
Diffstat (limited to 'arch/sparc/include/asm/smp_64.h')
-rw-r--r-- | arch/sparc/include/asm/smp_64.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/smp_64.h b/arch/sparc/include/asm/smp_64.h new file mode 100644 index 000000000000..57224dd37b3a --- /dev/null +++ b/arch/sparc/include/asm/smp_64.h | |||
@@ -0,0 +1,67 @@ | |||
1 | /* smp.h: Sparc64 specific SMP stuff. | ||
2 | * | ||
3 | * Copyright (C) 1996, 2008 David S. Miller (davem@davemloft.net) | ||
4 | */ | ||
5 | |||
6 | #ifndef _SPARC64_SMP_H | ||
7 | #define _SPARC64_SMP_H | ||
8 | |||
9 | #include <linux/threads.h> | ||
10 | #include <asm/asi.h> | ||
11 | #include <asm/starfire.h> | ||
12 | #include <asm/spitfire.h> | ||
13 | |||
14 | #ifndef __ASSEMBLY__ | ||
15 | |||
16 | #include <linux/cpumask.h> | ||
17 | #include <linux/cache.h> | ||
18 | |||
19 | #endif /* !(__ASSEMBLY__) */ | ||
20 | |||
21 | #ifdef CONFIG_SMP | ||
22 | |||
23 | #ifndef __ASSEMBLY__ | ||
24 | |||
25 | /* | ||
26 | * Private routines/data | ||
27 | */ | ||
28 | |||
29 | #include <linux/bitops.h> | ||
30 | #include <asm/atomic.h> | ||
31 | #include <asm/percpu.h> | ||
32 | |||
33 | DECLARE_PER_CPU(cpumask_t, cpu_sibling_map); | ||
34 | extern cpumask_t cpu_core_map[NR_CPUS]; | ||
35 | extern int sparc64_multi_core; | ||
36 | |||
37 | extern void arch_send_call_function_single_ipi(int cpu); | ||
38 | extern void arch_send_call_function_ipi(cpumask_t mask); | ||
39 | |||
40 | /* | ||
41 | * General functions that each host system must provide. | ||
42 | */ | ||
43 | |||
44 | extern int hard_smp_processor_id(void); | ||
45 | #define raw_smp_processor_id() (current_thread_info()->cpu) | ||
46 | |||
47 | extern void smp_fill_in_sib_core_maps(void); | ||
48 | extern void cpu_play_dead(void); | ||
49 | |||
50 | extern void smp_fetch_global_regs(void); | ||
51 | |||
52 | #ifdef CONFIG_HOTPLUG_CPU | ||
53 | extern int __cpu_disable(void); | ||
54 | extern void __cpu_die(unsigned int cpu); | ||
55 | #endif | ||
56 | |||
57 | #endif /* !(__ASSEMBLY__) */ | ||
58 | |||
59 | #else | ||
60 | |||
61 | #define hard_smp_processor_id() 0 | ||
62 | #define smp_fill_in_sib_core_maps() do { } while (0) | ||
63 | #define smp_fetch_global_regs() do { } while (0) | ||
64 | |||
65 | #endif /* !(CONFIG_SMP) */ | ||
66 | |||
67 | #endif /* !(_SPARC64_SMP_H) */ | ||