+/**\r
+ * @brief ISR enter hook.\r
+ */\r
+#define CH_CFG_IRQ_PROLOGUE_HOOK() { \\r
+ /* IRQ prologue code here.*/ \\r
+}\r
+\r
+/**\r
+ * @brief ISR exit hook.\r
+ */\r
+#define CH_CFG_IRQ_EPILOGUE_HOOK() { \\r
+ /* IRQ epilogue code here.*/ \\r
+}\r
+\r