1/* 2 * This file is subject to the terms and conditions of the GNU General Public 3 * License. See the file "COPYING" in the main directory of this archive 4 * for more details. 5 * 6 * Copyright (C) 2001 - 2013 Tensilica Inc. 7 */ 8 9#ifndef _XTENSA_SMP_H 10#define _XTENSA_SMP_H 11 12#ifdef CONFIG_SMP 13 14#define raw_smp_processor_id() (current_thread_info()->cpu) 15#define cpu_logical_map(cpu) (cpu) 16 17struct start_info { 18 unsigned long stack; 19}; 20extern struct start_info start_info; 21 22struct cpumask; 23void arch_send_call_function_ipi_mask(const struct cpumask *mask); 24void arch_send_call_function_single_ipi(int cpu); 25 26void smp_init_cpus(void); 27void secondary_init_irq(void); 28void ipi_init(void); 29struct seq_file; 30void show_ipi_list(struct seq_file *p, int prec); 31 32#ifdef CONFIG_HOTPLUG_CPU 33 34void __cpu_die(unsigned int cpu); 35int __cpu_disable(void); 36void cpu_die(void); 37void cpu_restart(void); 38 39#endif /* CONFIG_HOTPLUG_CPU */ 40 41#endif /* CONFIG_SMP */ 42 43#endif /* _XTENSA_SMP_H */ 44