#define ETS_TG1_LACT_LEVEL_INTR_SOURCE 21/**< interrupt of TIMER_GROUP1, LACT, level*/
#define ETS_GPIO_INTR_SOURCE 22/**< interrupt of GPIO, level*/
#define ETS_GPIO_NMI_SOURCE 23/**< interrupt of GPIO, NMI*/
-#define ETS_FROM_CPU_INTR0_SOURCE 24/**< interrupt0 generated from a CPU, level*/
-#define ETS_FROM_CPU_INTR1_SOURCE 25/**< interrupt1 generated from a CPU, level*/
-#define ETS_FROM_CPU_INTR2_SOURCE 26/**< interrupt2 generated from a CPU, level*/
-#define ETS_FROM_CPU_INTR3_SOURCE 27/**< interrupt3 generated from a CPU, level*/
+#define ETS_FROM_CPU_INTR0_SOURCE 24/**< interrupt0 generated from a CPU, level*/ /* Used for FreeRTOS */
+#define ETS_FROM_CPU_INTR1_SOURCE 25/**< interrupt1 generated from a CPU, level*/ /* Used for FreeRTOS */
+#define ETS_FROM_CPU_INTR2_SOURCE 26/**< interrupt2 generated from a CPU, level*/ /* Used for VHCI */
+#define ETS_FROM_CPU_INTR3_SOURCE 27/**< interrupt3 generated from a CPU, level*/ /* Reserved */
#define ETS_SPI0_INTR_SOURCE 28/**< interrupt of SPI0, level, SPI0 is for Cache Access, do not use this*/
#define ETS_SPI1_INTR_SOURCE 29/**< interrupt of SPI1, level, SPI1 is for flash read/write, do not use this*/
#define ETS_SPI2_INTR_SOURCE 30/**< interrupt of SPI2, level*/