Merge pull request #1999 from jesven/smp_4.0

Smp 4.0

1 files changed, 19 insertions, 0 deletions

diff --git a/include/rtthread.h b/include/rtthread.h
index 3fc77d343c..d2356b8eda 100644
--- a/include/rtthread.h
+++ b/include/rtthread.h
@@ -13,6 +13,7 @@
  * 2010-04-11     yi.qiu       add module feature
  * 2013-06-24     Bernard      add rt_kprintf re-define when not use RT_USING_CONSOLE.
  * 2016-08-09     ArdaFu       add new thread and interrupt hook.
+ * 2018-11-22     Jesven       add all cpu's lock and ipi handler
  */
 
 #ifndef __RT_THREAD_H__
@@ -184,6 +185,10 @@ rt_uint16_t rt_critical_level(void);
 void rt_scheduler_sethook(void (*hook)(rt_thread_t from, rt_thread_t to));
 #endif
 
+#ifdef RT_USING_SMP
+void rt_scheduler_ipi_handler(int vector, void *param);
+#endif
+
 /**@}*/
 
 /**
@@ -439,6 +444,20 @@ rt_err_t  rt_device_control(rt_device_t dev, int cmd, void *arg);
 void rt_interrupt_enter(void);
 void rt_interrupt_leave(void);
 
+#ifdef RT_USING_SMP
+
+/*
+ * smp cpus lock service
+ */
+
+rt_base_t rt_cpus_lock(void);
+void rt_cpus_unlock(rt_base_t level);
+
+struct rt_cpu *rt_cpu_self(void);
+struct rt_cpu *rt_cpu_index(int index);
+
+#endif
+
 /*
  * the number of nested interrupts.
  */