some API renaming and bug fixes; fix docs

main.c

@@ -98,7 +98,7 @@
 #endif
 
 // How long to wait for host to enumerate (secs).
-#define CIRCUITPY_USB_ENUMERATION_DELAY 1
+#define CIRCUITPY_USB_ENUMERATION_DELAY 5
 
 // How long to flash errors on the RGB status LED before going to sleep (secs)
 #define CIRCUITPY_FLASH_ERROR_PERIOD 10
@@ -319,26 +319,28 @@ STATIC bool run_code_py(safe_mode_t safe_mode) {
     bool ok = result.return_code != PYEXEC_EXCEPTION;
 
     ESP_LOGI("main", "common_hal_alarm_enable_deep_sleep_alarms()");
-    // Decide whether to deep sleep.
     #if CIRCUITPY_ALARM
     // Enable pin or time alarms before sleeping.
     common_hal_alarm_enable_deep_sleep_alarms();
     #endif
 
-    // Normally we won't deep sleep if there was an error or if we are connected to a host
-    // but either of those can be enabled.
-    // *********DON'T SLEEP IF USB HASN'T HAD TIME TO ENUMERATE.
-    bool will_deep_sleep =
-        (ok || supervisor_workflow_get_allow_deep_sleep_on_error()) &&
-        (!supervisor_workflow_active() || supervisor_workflow_get_allow_deep_sleep_when_connected());
-
-    ESP_LOGI("main", "ok %d", will_deep_sleep);
-    ESP_LOGI("main", "...on_error() %d", supervisor_workflow_get_allow_deep_sleep_on_error());
-    ESP_LOGI("main", "supervisor_workflow_active() %d", supervisor_workflow_active());
-    ESP_LOGI("main", "...when_connected() %d", supervisor_workflow_get_allow_deep_sleep_when_connected());
-    will_deep_sleep = false;
+
     prep_rgb_status_animation(&result, found_main, safe_mode, &animation);
     while (true) {
+        // Normally we won't deep sleep if there was an error or if we are connected to a host
+        // but either of those can be enabled.
+        // It's ok to deep sleep if we're not connected to a host, but we need to make sure
+        // we're giving enough time for USB enumeration to happen.
+        bool deep_sleep_allowed =
+            (ok || supervisor_workflow_get_allow_deep_sleep_on_error()) &&
+            (!supervisor_workflow_active() || supervisor_workflow_get_allow_deep_sleep_when_connected()) &&
+            (supervisor_ticks_ms64() > CIRCUITPY_USB_ENUMERATION_DELAY * 1024);
+
+        ESP_LOGI("main", "ok %d", deep_sleep_allowed);
+        ESP_LOGI("main", "...on_error() %d", supervisor_workflow_get_allow_deep_sleep_on_error());
+        ESP_LOGI("main", "supervisor_workflow_active() %d", supervisor_workflow_active());
+        ESP_LOGI("main", "...when_connected() %d", supervisor_workflow_get_allow_deep_sleep_when_connected());
+        ESP_LOGI("main", "supervisor_ticks_ms64() %lld", supervisor_ticks_ms64());
         RUN_BACKGROUND_TASKS;
         if (reload_requested) {
             supervisor_set_run_reason(RUN_REASON_AUTO_RELOAD);
@@ -360,7 +362,7 @@ STATIC bool run_code_py(safe_mode_t safe_mode) {
                 print_code_py_status_message(safe_mode);
             }
             // We won't be going into the REPL if we're going to sleep.
-            if (!will_deep_sleep) {
+            if (!deep_sleep_allowed) {
                 print_safe_mode_message(safe_mode);
                 serial_write("\n");
                 serial_write_compressed(translate("Press any key to enter the REPL. Use CTRL-D to reload."));
@@ -379,27 +381,31 @@ STATIC bool run_code_py(safe_mode_t safe_mode) {
         #endif
 
         bool animation_done = false;
-        if (will_deep_sleep && ok) {
+
+        if (deep_sleep_allowed && ok) {
             // Skip animation if everything is OK.
             animation_done = true;
         } else {
             animation_done = tick_rgb_status_animation(&animation);
         }
         // Do an error animation only once before deep-sleeping.
-        if (animation_done && will_deep_sleep) {
-            int64_t remaining_enumeration_wait = CIRCUITPY_USB_ENUMERATION_DELAY * 1024 - supervisor_ticks_ms64();
-            // If USB isn't enumerated then deep sleep after our waiting period.
-            if (ok && remaining_enumeration_wait < 0) {
+        if (animation_done) {
+            if (deep_sleep_allowed) {
                 common_hal_mcu_deep_sleep();
                 // Does not return.
             }
+
             // Wake up every so often to flash the error code.
             if (!ok) {
                 port_interrupt_after_ticks(CIRCUITPY_FLASH_ERROR_PERIOD * 1024);
             } else {
-                port_interrupt_after_ticks(remaining_enumeration_wait);
+                int64_t remaining_enumeration_wait =
+                    CIRCUITPY_USB_ENUMERATION_DELAY * 1024 - supervisor_ticks_ms64();
+                if (remaining_enumeration_wait > 0) {
+                    port_interrupt_after_ticks(remaining_enumeration_wait);
+                }
+                port_sleep_until_interrupt();
             }
-            port_sleep_until_interrupt();
         }
     }
 }

shared-bindings/alarm/__init__.c

@@ -38,7 +38,7 @@
 //|
 //| Light sleep leaves the CPU and RAM powered so that CircuitPython can resume where it left off
 //| after being woken up. CircuitPython automatically goes into a light sleep when `time.sleep()` is
-//| called. To light sleep until a non-time alarm use `alarm.sleep_until_alarm()`. Any active
+//| called. To light sleep until a non-time alarm use `alarm.sleep_until_alarms()`. Any active
 //| peripherals, such as I2C, are left on.
 //|
 //| Deep sleep shuts down power to nearly all of the chip including the CPU and RAM. This can save
@@ -51,7 +51,7 @@
 //|
 //| An error includes an uncaught exception, or sys.exit() called with a non-zero argument
 //|
-//| To set alarms for deep sleep use `alarm.restart_on_alarm()` they will apply to next deep sleep only."""
+//| To set alarms for deep sleep use `alarm.set_deep_sleep_alarms()` they will apply to next deep sleep only."""
 //|
 //| wake_alarm: Alarm
 //| """The most recent alarm to wake us up from a sleep (light or deep.)"""

shared-bindings/alarm/pin/PinAlarm.c

@@ -38,26 +38,26 @@
 //|     """Trigger an alarm when a pin changes state."""
 //|
 //|     def __init__(self, *pins: microcontroller.Pin, value: bool, all_same_value: bool = False, edge: bool = False, pull: bool = False) -> None:
-//|         """Create an alarm triggered by a `~microcontroller.Pin` level. The alarm is not active
-//|         until it is listed in an `alarm`-enabling function, such as `alarm.sleep_until_alarm()` or
-//|         `alarm.restart_on_alarm()`.
+//|         """Create an alarm triggered by a `microcontroller.Pin` level. The alarm is not active
+//|         until it is listed in an `alarm`-enabling function, such as `alarm.sleep_until_alarms()` or
+//|         `alarm.set_deep_sleep_alarms()`.
 //|
-//|         :param pins: The pins to monitor. On some ports, the choice of pins
-//|         may be limited due to hardware restrictions, particularly for deep-sleep alarms.
+//|         :param microcontroller.Pin \*pins: The pins to monitor. On some ports, the choice of pins
+//|           may be limited due to hardware restrictions, particularly for deep-sleep alarms.
 //|         :param bool value: When active, trigger when the pin value is high (``True``) or low (``False``).
-//|         On some ports, multiple `PinAlarm` objects may need to have coordinated values
-//|         for deep-sleep alarms.
-//|         :param bool all_same_value: If ``True``, all pins listed must be at `value` to trigger the alarm.
-//|         If ``False``, any one of the pins going to `value` will trigger the alarm.
+//|           On some ports, multiple `PinAlarm` objects may need to have coordinated values
+//|           for deep-sleep alarms.
+//|         :param bool all_same_value: If ``True``, all pins listed must be at ``value`` to trigger the alarm.
+//|           If ``False``, any one of the pins going to ``value`` will trigger the alarm.
 //|         :param bool edge: If ``True``, trigger only when there is a transition to the specified
-//|         value of `value`. If ``True``, if the alarm becomes active when the pin value already
-//|         matches `value`, the alarm is not triggered: the pin must transition from ``not value``
-//|         to ``value`` to trigger the alarm. On some ports, edge-triggering may not be available,
-//|         particularly for deep-sleep alarms.
-//|         :param bool pull: Enable a pull-up or pull-down which pulls the pin to value opposite
-//|         opposite that of `value`. For instance, if `value` is set to ``True``, setting `pull`
-//|         to ``True`` will enable a pull-down, to hold the pin low normally until an outside signal
-//|         pulls it high.
+//|           value of ``value``. If ``True``, if the alarm becomes active when the pin value already
+//|           matches ``value``, the alarm is not triggered: the pin must transition from ``not value``
+//|           to ``value`` to trigger the alarm. On some ports, edge-triggering may not be available,
+//|           particularly for deep-sleep alarms.
+//|         :param bool pull: Enable a pull-up or pull-down which pulls the pin to the level opposite
+//|           opposite that of ``value``. For instance, if ``value`` is set to ``True``, setting ``pull``
+//|           to ``True`` will enable a pull-down, to hold the pin low normally until an outside signal
+//|           pulls it high.
 //|         """
 //|         ...
 //|

shared-bindings/alarm/time/DurationAlarm.c

@@ -37,10 +37,10 @@
 //|     """Trigger an alarm at a specified interval from now."""
 //|
 //|     def __init__(self, secs: float) -> None:
-//|         """Create an alarm that will be triggered in `secs` seconds from the time
+//|         """Create an alarm that will be triggered in ``secs`` seconds from the time
 //|         sleep starts. The alarm is not active until it is listed in an
-//|         `alarm`-enabling function, such as `alarm.sleep_until_alarm()` or
-//|         `alarm.restart_on_alarm()`.
+//|         `alarm`-enabling function, such as `alarm.sleep_until_alarms()` or
+//|         `alarm.set_deep_sleep_alarms()`.
 //|         """
 //|         ...
 //|

shared-bindings/microcontroller/Processor.c

@@ -67,8 +67,8 @@ const mp_obj_property_t mcu_processor_frequency_obj = {
     },
 };
 
-//| reset_reason: `microcontroller.ResetReason`
-//| """The reason the microcontroller started up from reset state."""
+//|     reset_reason: microcontroller.ResetReason
+//|     """The reason the microcontroller started up from reset state."""
 //|
 STATIC mp_obj_t mcu_processor_get_reset_reason(mp_obj_t self) {
     return cp_enum_find(&mcu_reset_reason_type, common_hal_mcu_processor_get_reset_reason());

shared-bindings/supervisor/RunReason.c

@@ -37,7 +37,7 @@ MAKE_ENUM_VALUE(supervisor_run_reason_type, run_reason, REPL_RELOAD, RUN_REASON_
 //|     """The reason that CircuitPython started running."""
 //|
 //|     STARTUP: object
-//|     """CircuitPython started the microcontroller started up. See `microcontroller.cpu.reset_reason`
+//|     """CircuitPython started the microcontroller started up. See `microcontroller.Processor.reset_reason`
 //|        for more detail on why the microcontroller was started."""
 //|
 //|     AUTO_RELOAD: object

shared-bindings/supervisor/Runtime.c

@@ -98,7 +98,7 @@ const mp_obj_property_t supervisor_serial_bytes_available_obj = {
 
 
 //|     run_reason: RunReason
-//|     """Returns why CircuitPython started running this particular time.
+//|     """Returns why CircuitPython started running this particular time."""
 //|
 STATIC mp_obj_t supervisor_get_run_reason(mp_obj_t self) {
     return cp_enum_find(&supervisor_run_reason_type, _run_reason);

shared-bindings/supervisor/__init__.c

@@ -47,18 +47,19 @@
 //| This object is the sole instance of `supervisor.Runtime`."""
 //|
 
-//|     def allow_deep_sleep(*, when_connected: bool = False, on_error: bool = False):
-//|         """Configure when CircuitPython can go into deep sleep. Deep sleep can occur
-//|         after a program has finished running or when `supervisor.deep_sleep_now()` is called.
+//| def allow_deep_sleep(*, when_connected: bool = False, on_error: bool = False) -> None:
+//|     """Configure when CircuitPython can go into deep sleep. Deep sleep can occur
+//|     after a program has finished running or when `supervisor.exit_and_deep_sleep()` is called.
 //|
-//|         :param bool when_connected: If ``True``, CircuitPython will go into deep sleep
-//|         when a program finishes, even if it is connected to a host computer over USB or other means.
-//|         It will disconnect from the host before sleeping.
-//|         If ``False``, deep sleep will not be entered if connected.
-//|         :param bool on_error: If ``True``, deep sleep will be entered if even a program
-//|         terminated due to an exception or fatal error. If ``False``, an error will cause
-//|         CircuitPython to stay awake, flashing error codes on the status RGB LED, if available.
-//|         ...
+//|     :param bool when_connected: If ``True``, CircuitPython will go into deep sleep
+//|       when a program finishes, even if it is connected to a host computer over USB or other means.
+//|       It will disconnect from the host before sleeping.
+//|       If ``False``, deep sleep will not be entered if connected.
+//|     :param bool on_error: If ``True``, deep sleep will be entered if even a program
+//|       terminated due to an exception or fatal error. If ``False``, an error will cause
+//|       CircuitPython to stay awake, flashing error codes on the status RGB LED, if available.
+//|     """
+//|     ...
 //|
 STATIC mp_obj_t supervisor_allow_deep_sleep(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
     enum { ARG_when_connected, ARG_on_error };
@@ -77,16 +78,16 @@ STATIC mp_obj_t supervisor_allow_deep_sleep(size_t n_args, const mp_obj_t *pos_a
 }
 MP_DEFINE_CONST_FUN_OBJ_KW(supervisor_allow_deep_sleep_obj, 0, supervisor_allow_deep_sleep);
 
-//|     def deep_sleep(): -> None
+//| def exit_and_deep_sleep() -> None:
 //|     """Go into deep sleep mode immediately, if not connected to a host computer.
-//|     But if connected and `supervisor.runtime.allow_deep_sleep(when_connected=true)`
-//|     has not been called, simply restart.
-//|
+//|     But if connected and ``supervisor.allow_deep_sleep(when_connected=true)``
+//|     has not been called, simply restart."""
+//|     ...
 
-STATIC mp_obj_t supervisor_deep_sleep(void) {
+STATIC mp_obj_t supervisor_exit_and_deep_sleep(void) {
     common_hal_mcu_deep_sleep();
 }
-MP_DEFINE_CONST_FUN_OBJ_0(supervisor_deep_sleep_obj, supervisor_deep_sleep);
+MP_DEFINE_CONST_FUN_OBJ_0(supervisor_exit_and_deep_sleep_obj, supervisor_exit_and_deep_sleep);
 
 //| def enable_autoreload() -> None:
 //|     """Enable autoreload based on USB file write activity."""
@@ -156,7 +157,7 @@ MP_DEFINE_CONST_FUN_OBJ_1(supervisor_set_next_stack_limit_obj, supervisor_set_ne
 STATIC const mp_rom_map_elem_t supervisor_module_globals_table[] = {
     { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_supervisor) },
     { MP_ROM_QSTR(MP_QSTR_allow_deep_sleep),  MP_ROM_PTR(&supervisor_allow_deep_sleep_obj) },
-    { MP_ROM_QSTR(MP_QSTR_deep_sleep),  MP_ROM_PTR(&supervisor_deep_sleep_obj) },
+    { MP_ROM_QSTR(MP_QSTR_exit_and_deep_sleep),  MP_ROM_PTR(&supervisor_exit_and_deep_sleep_obj) },
     { MP_ROM_QSTR(MP_QSTR_enable_autoreload),  MP_ROM_PTR(&supervisor_enable_autoreload_obj) },
     { MP_ROM_QSTR(MP_QSTR_disable_autoreload),  MP_ROM_PTR(&supervisor_disable_autoreload_obj) },
     { MP_ROM_QSTR(MP_QSTR_set_rgb_status_brightness),  MP_ROM_PTR(&supervisor_set_rgb_status_brightness_obj) },