wip

Author: dhalbert

main.c

@@ -61,6 +61,8 @@
 #include "supervisor/usb.h"
 
 #include "shared-bindings/microcontroller/__init__.h"
+#include "shared-bindings/microcontroller/Processor.h"
+#include "shared-bindings/supervisor/Runtime.h"
 
 #include "boards/board.h"
 
@@ -327,24 +329,27 @@ bool run_code_py(safe_mode_t safe_mode) {
     #endif
     rgb_status_animation_t animation;
     bool ok = result.return_code != PYEXEC_EXCEPTION;
-    #if CIRCUITPY_ALARM
     // If USB isn't enumerated then deep sleep.
     if (ok && !supervisor_workflow_active() && supervisor_ticks_ms64() > CIRCUITPY_USB_ENUMERATION_DELAY * 1024) {
-        common_hal_alarm_restart_on_alarm(0, NULL);
+        common_hal_mcu_deep_sleep();
     }
-    #endif
     // Show the animation every N seconds.
     prep_rgb_status_animation(&result, found_main, safe_mode, &animation);
     while (true) {
         RUN_BACKGROUND_TASKS;
         if (reload_requested) {
+            supervisor_set_run_reason(RUN_REASON_AUTO_RELOAD);
             reload_requested = false;
             return true;
         }
 
         if (serial_connected() && serial_bytes_available()) {
             // Skip REPL if reload was requested.
-            return (serial_read() == CHAR_CTRL_D);
+            bool ctrl_d = serial_read() == CHAR_CTRL_D;
+            if (ctrl_d) {
+                supervisor_set_run_reason(RUN_REASON_REPL_RELOAD);
+            }
+            return (ctrl_d);
         }
 
         if (!serial_connected_before_animation && serial_connected()) {
@@ -521,6 +526,9 @@ int __attribute__((used)) main(void) {
     reset_devices();
     reset_board();
 
+    // This is first time we are running CircuitPython after a reset or power-up.
+    supervisor_set_run_reason(RUN_REASON_STARTUP);
+
     // If not in safe mode turn on autoreload by default but before boot.py in case it wants to change it.
     if (safe_mode == NO_SAFE_MODE) {
         autoreload_enable();

ports/atmel-samd/common-hal/microcontroller/__init__.c

@@ -84,6 +84,10 @@ void common_hal_mcu_reset(void) {
     reset();
 }
 
+void common_hal_mcu_deep_sleep(void) {
+    //deep sleep call here
+}
+
 // The singleton microcontroller.Processor object, bound to microcontroller.cpu
 // It currently only has properties, and no state.
 const mcu_processor_obj_t common_hal_mcu_processor_obj = {

ports/cxd56/common-hal/microcontroller/__init__.c

@@ -81,6 +81,10 @@ void common_hal_mcu_reset(void) {
     boardctl(BOARDIOC_RESET, 0);
 }
 
+void common_hal_mcu_deep_sleep(void) {
+    //deep sleep call here
+}
+
 STATIC const mp_rom_map_elem_t mcu_pin_globals_table[] = {
     { MP_ROM_QSTR(MP_QSTR_UART2_RXD), MP_ROM_PTR(&pin_UART2_RXD) },
     { MP_ROM_QSTR(MP_QSTR_UART2_TXD), MP_ROM_PTR(&pin_UART2_TXD) },

ports/esp32s2/common-hal/alarm/__init__.c

@@ -25,12 +25,20 @@
  * THE SOFTWARE.
  */
 
+#include "py/objtuple.h"
+
 #include "shared-bindings/alarm/__init__.h"
 #include "shared-bindings/alarm/pin/PinAlarm.h"
 #include "shared-bindings/alarm/time/DurationAlarm.h"
 
 #include "esp_sleep.h"
 
+STATIC mp_obj_tuple_t *_deep_sleep_alarms;
+
+void alarm_reset(void) {
+    _deep_sleep_alarms = &mp_const_empty_tuple;
+}
+
 void common_hal_alarm_disable_all(void) {
     esp_sleep_disable_wakeup_source(ESP_SLEEP_WAKEUP_ALL);
 }
@@ -63,3 +71,38 @@ mp_obj_t common_hal_alarm_get_wake_alarm(void) {
     }
     return mp_const_none;
 }
+
+mp_obj_t common_hal_alarm_sleep_until_alarms(size_t n_alarms, const mp_obj_t *alarms) {
+    mp_raise_NotImplementedError(NULL);
+}
+
+void common_hal_alarm_set_deep_sleep_alarms(size_t n_alarms, const mp_obj_t *alarms) {
+    bool time_alarm_set = false;
+    for (size_t i = 0; i < n_alarms; i++) {
+        if (MP_OBJ_IS_TYPE(alarms[i], &alarm_pin_pin_alarm_type)) {
+            mp_raise_NotImplementedError(translate("PinAlarm deep sleep not yet implemented"));
+        }
+        if (MP_OBJ_IS_TYPE(alarms[i], &alarm_time_duration_alarm_type)) {
+            if (time_alarm_set) {
+                mp_raise_ValueError(translate("Only one alarm.time alarm can be set."));
+            }
+            time_alarm_set = true;
+        }
+    }
+
+    _deep_sleep_alarms = mp_obj_new_tuple(n_alarms, alarms);
+}
+
+void common_hal_deep_sleep_with_alarms(void) {
+    for (size_t i = 0; i < _deep_sleep_alarms.len; i++) {
+        mp_obj_t alarm = _deep_sleep_alarms.items[i]
+        if (MP_OBJ_IS_TYPE(alarm, &alarm_time_duration_alarm_type)) {
+            alarm_time_duration_alarm_obj_t *duration_alarm = MP_OBJ_TO_PTR(alarm);
+            esp_sleep_enable_timer_wakeup(
+                (uint64_t) (duration_alarm->duration * 1000000.0f));
+        }
+        // TODO: handle pin alarms
+    }
+
+    common_hal_mcu_deep_sleep();
+}

ports/esp32s2/common-hal/alarm/pin/PinAlarm.c

@@ -30,19 +30,24 @@
 #include "shared-bindings/alarm/pin/PinAlarm.h"
 #include "shared-bindings/microcontroller/Pin.h"
 
-void common_hal_alarm_pin_pin_alarm_construct(alarm_pin_pin_alarm_obj_t *self, const mcu_pin_obj_t *pin, bool level, bool edge, bool pull) {
-    self->pin = pin;
-    self->level = level;
+void common_hal_alarm_pin_pin_alarm_construct(alarm_pin_pin_alarm_obj_t *self, const mp_obj_t pins[], size_t num_pins, bool value, bool all_same_value, bool edge, bool pull) {
+    self->pins = mp_obj_new_tuple(num_pins, pins);
+    self->value = value;
+    self->all_same_value = all_same_value;
     self->edge = edge;
     self->pull = pull;
 }
 
-const mcu_pin_obj_t *common_hal_alarm_pin_pin_alarm_get_pin(alarm_pin_pin_alarm_obj_t *self) {
-    return self->pin;
+const mp_obj_tuple_t *common_hal_alarm_pin_pin_alarm_get_pins(alarm_pin_pin_alarm_obj_t *self) {
+    return self->pins;
 }
 
-bool common_hal_alarm_pin_pin_alarm_get_level(alarm_pin_pin_alarm_obj_t *self) {
-    return self->level;
+bool common_hal_alarm_pin_pin_alarm_get_value(alarm_pin_pin_alarm_obj_t *self) {
+    return self->value;
+}
+
+bool common_hal_alarm_pin_pin_alarm_get_all_same_value(alarm_pin_pin_alarm_obj_t *self) {
+    return self->all_same_value;
 }
 
 bool common_hal_alarm_pin_pin_alarm_get_edge(alarm_pin_pin_alarm_obj_t *self) {

ports/esp32s2/common-hal/alarm/pin/PinAlarm.h

@@ -24,13 +24,14 @@
  * THE SOFTWARE.
  */
 
-
 #include "py/obj.h"
+#include "py/objtuple.h"
 
 typedef struct {
     mp_obj_base_t base;
-    const mcu_pin_obj_t *pin;
-    bool level;
+    mp_obj_tuple_t *pins;
+    bool value;
+    bool all_same_value;
     bool edge;
     bool pull;
 } alarm_pin_pin_alarm_obj_t;

ports/esp32s2/common-hal/microcontroller/Processor.c

@@ -31,8 +31,12 @@
 #include "py/runtime.h"
 
 #include "common-hal/microcontroller/Processor.h"
+#include "shared-bindings/microcontroller/ResetReason.h"
 #include "supervisor/shared/translate.h"
 
+#include "esp_sleep.h"
+#include "esp_system.h"
+
 #include "soc/efuse_reg.h"
 
 #include "components/driver/esp32s2/include/driver/temp_sensor.h"
@@ -77,21 +81,42 @@ void common_hal_mcu_processor_get_uid(uint8_t raw_id[]) {
 }
 
 mcu_reset_reason_t common_hal_mcu_processor_get_reset_reason(void) {
-    switch (esp_sleep_get_wakeup_cause()) {
-        case ESP_SLEEP_WAKEUP_TIMER:
-            return RESET_REASON_DEEP_SLEEP_ALARM;
-
-        case ESP_SLEEP_WAKEUP_EXT0:
-            return RESET_REASON_DEEP_SLEEP_ALARM;
-
-        case ESP_SLEEP_WAKEUP_TOUCHPAD:
-            //TODO: implement TouchIO
-        case ESP_SLEEP_WAKEUP_UNDEFINED:
+    switch (esp_reset_reason()) {
+        case ESP_RST_POWERON:
+            return RESET_REASON_POWER_ON;
+
+        case ESP_RST_SW:
+        case ESP_RST_PANIC:
+            return RESET_REASON_SOFTWARE;
+
+        case ESP_RST_INT_WDT:
+        case ESP_RST_TASK_WDT:
+        case ESP_RST_WDT:
+            return RESET_REASON_WATCHDOG;
+
+        case ESP_RST_BROWNOUT:
+            return RESET_REASON_BROWNOUT;
+
+        case ESP_RST_SDIO:
+        case ESP_RST_EXT:
+            return RESET_REASON_RESET_PIN;
+
+        case ESP_RST_DEEPSLEEP:
+            switch (esp_sleep_get_wakeup_cause()) {
+                case ESP_SLEEP_WAKEUP_TIMER:
+                case ESP_SLEEP_WAKEUP_EXT0:
+                case ESP_SLEEP_WAKEUP_EXT1:
+                case ESP_SLEEP_WAKEUP_TOUCHPAD:
+                    return RESET_REASON_DEEP_SLEEP_ALARM;
+
+                case ESP_SLEEP_WAKEUP_UNDEFINED:
+                default:
+                    return RESET_REASON_UNKNOWN;
+            }
+
+        case ESP_RST_UNKNOWN:
         default:
-            return RESET_REASON_POWER_APPLIED;
-    }
-}
+            return RESET_REASON_UNKNOWN;
 
-mcu_reset_reason_t common_hal_mcu_processor_get_reset_reason(void) {
-    return RESET_REASON_POWER_ON;
+    }
 }

ports/esp32s2/common-hal/microcontroller/Processor.h

@@ -24,8 +24,8 @@
  * THE SOFTWARE.
  */
 
-#ifndef MICROPY_INCLUDED_LITEX_COMMON_HAL_MICROCONTROLLER_PROCESSOR_H
-#define MICROPY_INCLUDED_LITEX_COMMON_HAL_MICROCONTROLLER_PROCESSOR_H
+#ifndef MICROPY_INCLUDED_ESP32S2_COMMON_HAL_MICROCONTROLLER_PROCESSOR_H
+#define MICROPY_INCLUDED_ESP32S2_COMMON_HAL_MICROCONTROLLER_PROCESSOR_H
 
 #define COMMON_HAL_MCU_PROCESSOR_UID_LENGTH 6
 
@@ -36,4 +36,4 @@ typedef struct {
     // Stores no state currently.
 } mcu_processor_obj_t;
 
-#endif // MICROPY_INCLUDED_LITEX_COMMON_HAL_MICROCONTROLLER_PROCESSOR_H
+#endif // MICROPY_INCLUDED_ESP32S2_COMMON_HAL_MICROCONTROLLER_PROCESSOR_H

ports/esp32s2/common-hal/microcontroller/__init__.c

@@ -79,6 +79,14 @@ void common_hal_mcu_reset(void) {
     while(1);
 }
 
+void common_hal_mcu_deep_sleep(void) {
+    // Shut down wifi cleanly.
+    esp_wifi_stop();
+
+    // Does not return.
+    esp_deep_sleep_start();
+}
+
 // The singleton microcontroller.Processor object, bound to microcontroller.cpu
 // It currently only has properties, and no state.
 const mcu_processor_obj_t common_hal_mcu_processor_obj = {

ports/esp32s2/common-hal/rtc/RTC.h

@@ -24,11 +24,11 @@
  * THE SOFTWARE.
  */
 
-#ifndef MICROPY_INCLUDED_NRF_COMMON_HAL_RTC_RTC_H
-#define MICROPY_INCLUDED_NRF_COMMON_HAL_RTC_RTC_H
+#ifndef MICROPY_INCLUDED_ESP32S2_COMMON_HAL_RTC_RTC_H
+#define MICROPY_INCLUDED_ESP32S2_COMMON_HAL_RTC_RTC_H
 
 extern void rtc_init(void);
 extern void rtc_reset(void);
 extern void common_hal_rtc_init(void);
 
-#endif  // MICROPY_INCLUDED_NRF_COMMON_HAL_RTC_RTC_H
+#endif  // MICROPY_INCLUDED_ESP32S2_COMMON_HAL_RTC_RTC_H