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 <linux/atomic.h>
31#include <asm/percpu.h>
32
33DECLARE_PER_CPU(cpumask_t, cpu_sibling_map);
34extern cpumask_t cpu_core_map[NR_CPUS];
35
36void arch_send_call_function_single_ipi(int cpu);
37void arch_send_call_function_ipi_mask(const struct cpumask *mask);
38
39/*
40 *	General functions that each host system must provide.
41 */
42
43int hard_smp_processor_id(void);
44#define raw_smp_processor_id() (current_thread_info()->cpu)
45
46void smp_fill_in_sib_core_maps(void);
47void cpu_play_dead(void);
48
49void smp_fetch_global_regs(void);
50void smp_fetch_global_pmu(void);
51
52struct seq_file;
53void smp_bogo(struct seq_file *);
54void smp_info(struct seq_file *);
55
56void smp_callin(void);
57void cpu_panic(void);
58void smp_synchronize_tick_client(void);
59void smp_capture(void);
60void smp_release(void);
61
62#ifdef CONFIG_HOTPLUG_CPU
63int __cpu_disable(void);
64void __cpu_die(unsigned int cpu);
65#endif
66
67#endif /* !(__ASSEMBLY__) */
68
69#else
70
71#define hard_smp_processor_id()		0
72#define smp_fill_in_sib_core_maps() do { } while (0)
73#define smp_fetch_global_regs() do { } while (0)
74#define smp_fetch_global_pmu() do { } while (0)
75
76#endif /* !(CONFIG_SMP) */
77
78#endif /* !(_SPARC64_SMP_H) */
79