1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * This file is subject to the terms and conditions of the GNU General Public 3*4882a593Smuzhiyun * License. See the file "COPYING" in the main directory of this archive 4*4882a593Smuzhiyun * for more details. 5*4882a593Smuzhiyun * 6*4882a593Smuzhiyun * Copyright (C) 2001 - 2013 Tensilica Inc. 7*4882a593Smuzhiyun */ 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun #ifndef _XTENSA_SMP_H 10*4882a593Smuzhiyun #define _XTENSA_SMP_H 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun #ifdef CONFIG_SMP 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun #define raw_smp_processor_id() (current_thread_info()->cpu) 15*4882a593Smuzhiyun #define cpu_logical_map(cpu) (cpu) 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun struct start_info { 18*4882a593Smuzhiyun unsigned long stack; 19*4882a593Smuzhiyun }; 20*4882a593Smuzhiyun extern struct start_info start_info; 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun struct cpumask; 23*4882a593Smuzhiyun void arch_send_call_function_ipi_mask(const struct cpumask *mask); 24*4882a593Smuzhiyun void arch_send_call_function_single_ipi(int cpu); 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun void smp_init_cpus(void); 27*4882a593Smuzhiyun void secondary_init_irq(void); 28*4882a593Smuzhiyun void ipi_init(void); 29*4882a593Smuzhiyun struct seq_file; 30*4882a593Smuzhiyun void show_ipi_list(struct seq_file *p, int prec); 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun #ifdef CONFIG_HOTPLUG_CPU 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun void __cpu_die(unsigned int cpu); 35*4882a593Smuzhiyun int __cpu_disable(void); 36*4882a593Smuzhiyun void cpu_die(void); 37*4882a593Smuzhiyun void cpu_restart(void); 38*4882a593Smuzhiyun 39*4882a593Smuzhiyun #endif /* CONFIG_HOTPLUG_CPU */ 40*4882a593Smuzhiyun 41*4882a593Smuzhiyun #endif /* CONFIG_SMP */ 42*4882a593Smuzhiyun 43*4882a593Smuzhiyun #endif /* _XTENSA_SMP_H */ 44