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										 |  |  | /* smp.h: Sparc64 specific SMP stuff.
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							|  |  |  |  * | 
					
						
							|  |  |  |  * Copyright (C) 1996, 2008 David S. Miller (davem@davemloft.net) | 
					
						
							|  |  |  |  */ | 
					
						
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							|  |  |  | #ifndef _SPARC64_SMP_H
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							|  |  |  | #define _SPARC64_SMP_H
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							|  |  |  | #include <linux/threads.h>
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							|  |  |  | #include <asm/asi.h>
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							|  |  |  | #include <asm/starfire.h>
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							|  |  |  | #include <asm/spitfire.h>
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							|  |  |  | #ifndef __ASSEMBLY__
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							|  |  |  | #include <linux/cpumask.h>
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							|  |  |  | #include <linux/cache.h>
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							|  |  |  | #endif /* !(__ASSEMBLY__) */
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							|  |  |  | #ifdef CONFIG_SMP
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							|  |  |  | #ifndef __ASSEMBLY__
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							|  |  |  | /*
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							|  |  |  |  *	Private routines/data | 
					
						
							|  |  |  |  */ | 
					
						
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							|  |  |  | #include <linux/bitops.h>
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										 |  |  | #include <linux/atomic.h>
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										 |  |  | #include <asm/percpu.h>
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							|  |  |  | DECLARE_PER_CPU(cpumask_t, cpu_sibling_map); | 
					
						
							|  |  |  | extern cpumask_t cpu_core_map[NR_CPUS]; | 
					
						
							|  |  |  | extern int sparc64_multi_core; | 
					
						
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										 |  |  | extern void arch_send_call_function_single_ipi(int cpu); | 
					
						
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										 |  |  | extern void arch_send_call_function_ipi_mask(const struct cpumask *mask); | 
					
						
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										 |  |  | /*
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							|  |  |  |  *	General functions that each host system must provide. | 
					
						
							|  |  |  |  */ | 
					
						
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							|  |  |  | extern int hard_smp_processor_id(void); | 
					
						
							|  |  |  | #define raw_smp_processor_id() (current_thread_info()->cpu)
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							|  |  |  | extern void smp_fill_in_sib_core_maps(void); | 
					
						
							|  |  |  | extern void cpu_play_dead(void); | 
					
						
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							|  |  |  | extern void smp_fetch_global_regs(void); | 
					
						
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										 |  |  | extern void smp_fetch_global_pmu(void); | 
					
						
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										 |  |  | struct seq_file; | 
					
						
							|  |  |  | void smp_bogo(struct seq_file *); | 
					
						
							|  |  |  | void smp_info(struct seq_file *); | 
					
						
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										 |  |  | #ifdef CONFIG_HOTPLUG_CPU
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							|  |  |  | extern int __cpu_disable(void); | 
					
						
							|  |  |  | extern void __cpu_die(unsigned int cpu); | 
					
						
							|  |  |  | #endif
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							|  |  |  | #endif /* !(__ASSEMBLY__) */
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							|  |  |  | #else
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							|  |  |  | #define hard_smp_processor_id()		0
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							|  |  |  | #define smp_fill_in_sib_core_maps() do { } while (0)
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							|  |  |  | #define smp_fetch_global_regs() do { } while (0)
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										 |  |  | #define smp_fetch_global_pmu() do { } while (0)
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							|  |  |  | #endif /* !(CONFIG_SMP) */
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							|  |  |  | #endif /* !(_SPARC64_SMP_H) */
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