/* * Dummy Virtual Machine - does what it says on the tin. * * Copyright (C) 2012 ARM Ltd * Author: Will Deacon <will.deacon@arm.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/init.h> #include <linux/smp.h> #include <linux/of.h> #include <asm/psci.h> #include <asm/smp_plat.h> extern void secondary_startup(void); static void __init virt_smp_init_cpus(void) { } static void __init virt_smp_prepare_cpus(unsigned int max_cpus) { } static int __cpuinit virt_boot_secondary(unsigned int cpu, struct task_struct *idle) { if (psci_ops.cpu_on) return psci_ops.cpu_on(cpu_logical_map(cpu), __pa(secondary_startup)); return -ENODEV; } struct smp_operations __initdata virt_smp_ops = { .smp_init_cpus = virt_smp_init_cpus, .smp_prepare_cpus = virt_smp_prepare_cpus, .smp_boot_secondary = virt_boot_secondary, };