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/* SPDX-License-Identifier: GPL-2.0 */
/* smp.h: Sparc64 specific SMP stuff.
*
* Copyright (C) 1996, 2008 David S. Miller (davem@davemloft.net)
*/
#ifndef _SPARC64_SMP_H
#define _SPARC64_SMP_H
#include <linux/threads.h>
#include <asm/asi.h>
#include <asm/starfire.h>
#include <asm/spitfire.h>
#ifndef __ASSEMBLY__
#include <linux/cpumask.h>
#include <linux/cache.h>
#endif /* !(__ASSEMBLY__) */
#ifdef CONFIG_SMP
#ifndef __ASSEMBLY__
/*
* Private routines/data
*/
#include <linux/bitops.h>
#include <linux/atomic.h>
#include <asm/percpu.h>
DECLARE_PER_CPU(cpumask_t, cpu_sibling_map);
extern cpumask_t cpu_core_map[NR_CPUS];
void smp_init_cpu_poke(void);
void scheduler_poke(void);
void arch_send_call_function_single_ipi(int cpu);
void arch_send_call_function_ipi_mask(const struct cpumask *mask);
/*
* General functions that each host system must provide.
*/
int hard_smp_processor_id(void);
#define raw_smp_processor_id() (current_thread_info()->cpu)
void smp_fill_in_sib_core_maps(void);
void __noreturn cpu_play_dead(void);
void smp_fetch_global_regs(void);
void smp_fetch_global_pmu(void);
struct seq_file;
void smp_bogo(struct seq_file *);
void smp_info(struct seq_file *);
void smp_callin(void);
void cpu_panic(void);
void smp_synchronize_tick_client(void);
void smp_capture(void);
void smp_release(void);
#ifdef CONFIG_HOTPLUG_CPU
int __cpu_disable(void);
void __cpu_die(unsigned int cpu);
#endif
#endif /* !(__ASSEMBLY__) */
#else
#define hard_smp_processor_id() 0
#define smp_fill_in_sib_core_maps() do { } while (0)
#define smp_fetch_global_regs() do { } while (0)
#define smp_fetch_global_pmu() do { } while (0)
#define smp_init_cpu_poke() do { } while (0)
#define scheduler_poke() do { } while (0)
#endif /* !(CONFIG_SMP) */
#endif /* !(_SPARC64_SMP_H) */