1 files changed, 33 insertions, 0 deletions

diff --git a/arch/arm/include/asm/smp.h b/arch/arm/include/asm/smp.h
index ae29293270a..f79a9f51e32 100644
--- a/arch/arm/include/asm/smp.h
+++ b/arch/arm/include/asm/smp.h
@@ -93,4 +93,37 @@ extern void platform_cpu_enable(unsigned int cpu);
 extern void arch_send_call_function_single_ipi(int cpu);
 extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
 
+struct smp_operations {
+#ifdef CONFIG_SMP
+        /*
+         * Setup the set of possible CPUs (via set_cpu_possible)
+         */
+        void (*smp_init_cpus)(void);
+        /*
+         * Initialize cpu_possible map, and enable coherency
+         */
+        void (*smp_prepare_cpus)(unsigned int max_cpus);
+
+        /*
+         * Perform platform specific initialisation of the specified CPU.
+         */
+        void (*smp_secondary_init)(unsigned int cpu);
+        /*
+         * Boot a secondary CPU, and assign it the specified idle task.
+         * This also gives us the initial stack to use for this CPU.
+         */
+        int  (*smp_boot_secondary)(unsigned int cpu, struct task_struct *idle);
+#ifdef CONFIG_HOTPLUG_CPU
+        int  (*cpu_kill)(unsigned int cpu);
+        void (*cpu_die)(unsigned int cpu);
+        int  (*cpu_disable)(unsigned int cpu);
+#endif
+#endif
+};
+
+/*
+ * set platform specific SMP operations
+ */
+extern void smp_set_ops(struct smp_operations *);
+
 #endif /* ifndef __ASM_ARM_SMP_H */