1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586 |
- /* SPDX-License-Identifier: GPL-2.0 */
- /* smp.h: Sparc64 specific SMP stuff.
- *
- * Copyright (C) 1996, 2008 David S. Miller ([email protected])
- */
- #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_cpu_possible_map(void);
- void smp_fill_in_sib_core_maps(void);
- void 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_fill_in_cpu_possible_map() do { } while (0)
- #define smp_init_cpu_poke() do { } while (0)
- #define scheduler_poke() do { } while (0)
- #endif /* !(CONFIG_SMP) */
- #endif /* !(_SPARC64_SMP_H) */
|