cc3200: Implement Sleep.wake_reason()

cc3200/mods/modwlan.c

@@ -380,7 +380,7 @@ void SimpleLinkSockEventHandler(SlSockEvent_t *pSock) {
 //*****************************************************************************
 
 __attribute__ ((section (".boot")))
-void wlan_init0 (void) {
+void wlan_pre_init (void) {
     // create the wlan lock
     ASSERT(OSI_OK == sl_LockObjCreate(&wlan_LockObj, "WlanLock"));
 }

cc3200/mods/modwlan.h

@@ -53,7 +53,7 @@ extern _SlLockObj_t wlan_LockObj;
 /******************************************************************************
  DECLARE PUBLIC FUNCTIONS
  ******************************************************************************/
-extern void wlan_init0 (void);
+extern void wlan_pre_init (void);
 extern modwlan_Status_t wlan_sl_enable (SlWlanMode_t mode, const char *ssid, uint8_t ssid_len, uint8_t sec,
                                         const char *key, uint8_t key_len, uint8_t channel);
 extern void wlan_first_start (void);

cc3200/mods/pybsleep.c

@@ -123,6 +123,7 @@ STATIC nvic_reg_store_t    *nvic_reg_store;
 STATIC pybsleep_data_t   pybsleep_data = {NULL, NULL, NULL, 0};
 volatile arm_cm4_core_regs_t vault_arm_registers;
 STATIC pybsleep_reset_cause_t pybsleep_reset_cause = PYB_SLP_PWRON_RESET;
+STATIC pybsleep_reset_cause_t pybsleep_wake_reason = PYB_SLP_WAKED_PWRON;
 
 /******************************************************************************
  DECLARE PRIVATE FUNCTIONS
@@ -179,6 +180,17 @@ void pybsleep_init0 (void) {
             }
             else {
                 pybsleep_reset_cause = PYB_SLP_HIB_RESET;
+                // set the correct wake reason
+                switch (MAP_PRCMHibernateWakeupCauseGet()) {
+                case PRCM_HIB_WAKEUP_CAUSE_SLOW_CLOCK:
+                    pybsleep_wake_reason = PYB_SLP_WAKED_BY_RTC;
+                    break;
+                case PRCM_HIB_WAKEUP_CAUSE_GPIO:
+                    pybsleep_wake_reason = PYB_SLP_WAKED_BY_GPIO;
+                    break;
+                default:
+                    break;
+                }
             }
             break;
         default:
@@ -410,15 +422,18 @@ STATIC void PRCMInterruptHandler (void) {
         switch (MAP_PRCMLPDSWakeupCauseGet()) {
         case PRCM_LPDS_HOST_IRQ:
             mpcallback_handler(pybsleep_data.wlan_lpds_wake_cb);
+            pybsleep_wake_reason = PYB_SLP_WAKED_BY_WLAN;
             break;
         case PRCM_LPDS_GPIO:
             mpcallback_handler(pybsleep_data.gpio_lpds_wake_cb);
+            pybsleep_wake_reason = PYB_SLP_WAKED_BY_GPIO;
             break;
         case PRCM_LPDS_TIMER:
             // disable the timer as a wake-up source
             pybsleep_data.timer_wake_pwrmode &= ~PYB_PWR_MODE_LPDS;
             MAP_PRCMLPDSWakeupSourceDisable(PRCM_LPDS_TIMER);
             mpcallback_handler(pybsleep_data.timer_lpds_wake_cb);
+            pybsleep_wake_reason = PYB_SLP_WAKED_BY_RTC;
             break;
         default:
             break;
@@ -630,7 +645,7 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_1(pyb_sleep_reset_cause_obj, pyb_sleep_reset_caus
 /// \function wake_reason()
 /// Returns the wake up reson from ldps or hibernate
 STATIC mp_obj_t pyb_sleep_wake_reason (mp_obj_t self_in) {
-    return mp_const_none;
+    return MP_OBJ_NEW_SMALL_INT(pybsleep_wake_reason);
 }
 STATIC MP_DEFINE_CONST_FUN_OBJ_1(pyb_sleep_wake_reason_obj, pyb_sleep_wake_reason);
 
@@ -646,13 +661,13 @@ STATIC const mp_map_elem_t pybsleep_locals_dict_table[] = {
     { MP_OBJ_NEW_QSTR(MP_QSTR_ACTIVE),                  MP_OBJ_NEW_SMALL_INT(PYB_PWR_MODE_ACTIVE) },
     { MP_OBJ_NEW_QSTR(MP_QSTR_SUSPENDED),               MP_OBJ_NEW_SMALL_INT(PYB_PWR_MODE_LPDS) },
     { MP_OBJ_NEW_QSTR(MP_QSTR_HIBERNATING),             MP_OBJ_NEW_SMALL_INT(PYB_PWR_MODE_HIBERNATE) },
-    { MP_OBJ_NEW_QSTR(MP_QSTR_PWR_ON_RESET),            MP_OBJ_NEW_SMALL_INT(PYB_SLP_PWRON_RESET) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_POWER_ON),                MP_OBJ_NEW_SMALL_INT(PYB_SLP_PWRON_RESET) },
     { MP_OBJ_NEW_QSTR(MP_QSTR_HARD_RESET),              MP_OBJ_NEW_SMALL_INT(PYB_SLP_HARD_RESET) },
     { MP_OBJ_NEW_QSTR(MP_QSTR_WDT_RESET),               MP_OBJ_NEW_SMALL_INT(PYB_SLP_WDT_RESET) },
     { MP_OBJ_NEW_QSTR(MP_QSTR_HIB_RESET),               MP_OBJ_NEW_SMALL_INT(PYB_SLP_HIB_RESET) },
     { MP_OBJ_NEW_QSTR(MP_QSTR_SOFT_RESET),              MP_OBJ_NEW_SMALL_INT(PYB_SLP_SOFT_RESET) },
     { MP_OBJ_NEW_QSTR(MP_QSTR_WLAN_WAKE),               MP_OBJ_NEW_SMALL_INT(PYB_SLP_WAKED_BY_WLAN) },
-    { MP_OBJ_NEW_QSTR(MP_QSTR_PIN_WAKE),                MP_OBJ_NEW_SMALL_INT(PYB_SLP_WAKED_BY_PIN) },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_PIN_WAKE),                MP_OBJ_NEW_SMALL_INT(PYB_SLP_WAKED_BY_GPIO) },
     { MP_OBJ_NEW_QSTR(MP_QSTR_RTC_WAKE),                MP_OBJ_NEW_SMALL_INT(PYB_SLP_WAKED_BY_RTC) },
 };
 

cc3200/mods/pybsleep.h

@@ -42,19 +42,17 @@ typedef enum {
     PYB_SLP_HARD_RESET,
     PYB_SLP_WDT_RESET,
     PYB_SLP_HIB_RESET,
-    PYB_SLP_SOFT_RESET,
+    PYB_SLP_SOFT_RESET
-
 } pybsleep_reset_cause_t;
 
 typedef enum {
+    PYB_SLP_WAKED_PWRON = 0,
     PYB_SLP_WAKED_BY_WLAN,
-    PYB_SLP_WAKED_BY_PIN,
+    PYB_SLP_WAKED_BY_GPIO,
     PYB_SLP_WAKED_BY_RTC
-
 } pybsleep_wake_reason_t;
 
 typedef void (*WakeUpCB_t)(const mp_obj_t self);
-typedef void (*DeinitCB_t)(const mp_obj_t self);
 
 /******************************************************************************
  DECLARE EXPORTED VARIABLES

cc3200/mptask.c

@@ -273,7 +273,7 @@ STATIC void mptask_pre_init (void) {
     pybsleep_pre_init();
 
     // this one allocates mameory for the WLAN semaphore
-    wlan_init0();
+    wlan_pre_init();
 
 #if MICROPY_HW_HAS_SDCARD
     pybsd_init0();

cc3200/qstrdefsport.h

@@ -305,7 +305,7 @@ Q(wake_reason)
 Q(ACTIVE)
 Q(SUSPENDED)
 Q(HIBERNATING)
-Q(PWR_ON_RESET)
+Q(POWER_ON)
 Q(HARD_RESET)
 Q(WDT_RESET)
 Q(HIB_RESET)