1 /* 2 * SMP definitions for the Hexagon architecture 3 * 4 * Copyright (c) 2010-2011, Code Aurora Forum. All rights reserved. 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License version 2 and 8 * only version 2 as published by the Free Software Foundation. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License 16 * along with this program; if not, write to the Free Software 17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 18 * 02110-1301, USA. 19 */ 20 21 #ifndef __ASM_SMP_H 22 #define __ASM_SMP_H 23 24 #include <linux/cpumask.h> 25 26 #define raw_smp_processor_id() (current_thread_info()->cpu) 27 28 enum ipi_message_type { 29 IPI_NOP = 0, 30 IPI_RESCHEDULE = 1, 31 IPI_CALL_FUNC, 32 IPI_CALL_FUNC_SINGLE, 33 IPI_CPU_STOP, 34 IPI_TIMER, 35 }; 36 37 extern void send_ipi(const struct cpumask *cpumask, enum ipi_message_type msg); 38 extern void smp_start_cpus(void); 39 extern void arch_send_call_function_single_ipi(int cpu); 40 extern void arch_send_call_function_ipi_mask(const struct cpumask *mask); 41 42 extern void smp_vm_unmask_irq(void *info); 43 44 #endif 45