diff --git a/docs/library/machine.rst b/docs/library/machine.rst index 532266d1d9102..ad732b174c434 100644 --- a/docs/library/machine.rst +++ b/docs/library/machine.rst @@ -166,6 +166,24 @@ Power related functions Availability: ESP32, WiPy. +.. function:: wake_ext1_pins() + + Returns the GPIO pin numbers of those pins which caused wakeup from deep sleep as a + tuple of integers. + + This is a direct interface to the ESP-IDF ``esp_sleep_get_ext1_wakeup_status()`` function. + + Availability: ESP32 (except ESP32C3). + +.. function:: wake_gpio_pins() + + Returns the GPIO pin numbers of those pins which caused wakeup from deep sleep as a + tuple of integers. + + This is a direct interface to the ESP-IDF ``esp_sleep_get_gpio_wakeup_status()`` function. + + Availability: ESP32C3 only. + Miscellaneous functions ----------------------- diff --git a/ports/esp32/modesp32.c b/ports/esp32/modesp32.c index 1ee9153d7d620..c4b2bf9ae24f9 100644 --- a/ports/esp32/modesp32.c +++ b/ports/esp32/modesp32.c @@ -63,6 +63,12 @@ static MP_DEFINE_CONST_FUN_OBJ_1(esp32_wake_on_touch_obj, esp32_wake_on_touch); static mp_obj_t esp32_wake_on_ext0(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) { + #if CONFIG_IDF_TARGET_ESP32C3 + + mp_raise_ValueError(MP_ERROR_TEXT("not supported")); + + #else + if (machine_rtc_config.wake_on_touch) { mp_raise_ValueError(MP_ERROR_TEXT("no resources")); } @@ -89,6 +95,8 @@ static mp_obj_t esp32_wake_on_ext0(size_t n_args, const mp_obj_t *pos_args, mp_m machine_rtc_config.ext0_level = args[ARG_level].u_bool; machine_rtc_config.ext0_wake_types = MACHINE_WAKE_SLEEP | MACHINE_WAKE_DEEPSLEEP; + #endif + return mp_const_none; } static MP_DEFINE_CONST_FUN_OBJ_KW(esp32_wake_on_ext0_obj, 0, esp32_wake_on_ext0); diff --git a/ports/esp32/modesp32.h b/ports/esp32/modesp32.h index a685b7b38fe6f..7064f3eadbb67 100644 --- a/ports/esp32/modesp32.h +++ b/ports/esp32/modesp32.h @@ -1,7 +1,7 @@ #ifndef MICROPY_INCLUDED_ESP32_MODESP32_H #define MICROPY_INCLUDED_ESP32_MODESP32_H -#if CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3 +#if CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3 || CONFIG_IDF_TARGET_ESP32C3 #define RTC_VALID_EXT_PINS \ ( \ diff --git a/ports/esp32/modmachine.c b/ports/esp32/modmachine.c index 759455a59a5d6..6718f5493df66 100644 --- a/ports/esp32/modmachine.c +++ b/ports/esp32/modmachine.c @@ -51,6 +51,39 @@ #define MICROPY_PY_MACHINE_TOUCH_PAD_ENTRY #endif +#if CONFIG_IDF_TARGET_ESP32C3 +#define MICROPY_PY_MACHINE_EXTRA_GLOBALS \ + { MP_ROM_QSTR(MP_QSTR_sleep), MP_ROM_PTR(&machine_lightsleep_obj) }, \ + \ + { MP_ROM_QSTR(MP_QSTR_Timer), MP_ROM_PTR(&machine_timer_type) }, \ + MICROPY_PY_MACHINE_SDCARD_ENTRY \ + { MP_ROM_QSTR(MP_QSTR_Pin), MP_ROM_PTR(&machine_pin_type) }, \ + MICROPY_PY_MACHINE_TOUCH_PAD_ENTRY \ + { MP_ROM_QSTR(MP_QSTR_RTC), MP_ROM_PTR(&machine_rtc_type) }, \ + \ + /* wake abilities */ \ + { MP_ROM_QSTR(MP_QSTR_SLEEP), MP_ROM_INT(MACHINE_WAKE_SLEEP) }, \ + { MP_ROM_QSTR(MP_QSTR_DEEPSLEEP), MP_ROM_INT(MACHINE_WAKE_DEEPSLEEP) }, \ + \ + /* Reset reasons */ \ + { MP_ROM_QSTR(MP_QSTR_HARD_RESET), MP_ROM_INT(MP_HARD_RESET) }, \ + { MP_ROM_QSTR(MP_QSTR_PWRON_RESET), MP_ROM_INT(MP_PWRON_RESET) }, \ + { MP_ROM_QSTR(MP_QSTR_WDT_RESET), MP_ROM_INT(MP_WDT_RESET) }, \ + { MP_ROM_QSTR(MP_QSTR_DEEPSLEEP_RESET), MP_ROM_INT(MP_DEEPSLEEP_RESET) }, \ + { MP_ROM_QSTR(MP_QSTR_SOFT_RESET), MP_ROM_INT(MP_SOFT_RESET) }, \ + \ + /* Wake reasons */ \ + { MP_ROM_QSTR(MP_QSTR_wake_reason), MP_ROM_PTR(&machine_wake_reason_obj) }, \ + { MP_ROM_QSTR(MP_QSTR_PIN_WAKE), MP_ROM_INT(ESP_SLEEP_WAKEUP_EXT0) }, \ + { MP_ROM_QSTR(MP_QSTR_EXT0_WAKE), MP_ROM_INT(ESP_SLEEP_WAKEUP_EXT0) }, \ + { MP_ROM_QSTR(MP_QSTR_EXT1_WAKE), MP_ROM_INT(ESP_SLEEP_WAKEUP_EXT1) }, \ + { MP_ROM_QSTR(MP_QSTR_GPIO_WAKE), MP_ROM_INT(ESP_SLEEP_WAKEUP_GPIO) }, \ + { MP_ROM_QSTR(MP_QSTR_TIMER_WAKE), MP_ROM_INT(ESP_SLEEP_WAKEUP_TIMER) }, \ + { MP_ROM_QSTR(MP_QSTR_TOUCHPAD_WAKE), MP_ROM_INT(ESP_SLEEP_WAKEUP_TOUCHPAD) }, \ + { MP_ROM_QSTR(MP_QSTR_ULP_WAKE), MP_ROM_INT(ESP_SLEEP_WAKEUP_ULP) }, \ + { MP_ROM_QSTR(MP_QSTR_wake_gpio_pins), MP_ROM_PTR(&machine_wake_gpio_pins_obj) }, \ + +#else #define MICROPY_PY_MACHINE_EXTRA_GLOBALS \ { MP_ROM_QSTR(MP_QSTR_sleep), MP_ROM_PTR(&machine_lightsleep_obj) }, \ \ @@ -76,9 +109,13 @@ { MP_ROM_QSTR(MP_QSTR_PIN_WAKE), MP_ROM_INT(ESP_SLEEP_WAKEUP_EXT0) }, \ { MP_ROM_QSTR(MP_QSTR_EXT0_WAKE), MP_ROM_INT(ESP_SLEEP_WAKEUP_EXT0) }, \ { MP_ROM_QSTR(MP_QSTR_EXT1_WAKE), MP_ROM_INT(ESP_SLEEP_WAKEUP_EXT1) }, \ + { MP_ROM_QSTR(MP_QSTR_GPIO_WAKE), MP_ROM_INT(ESP_SLEEP_WAKEUP_GPIO) }, \ { MP_ROM_QSTR(MP_QSTR_TIMER_WAKE), MP_ROM_INT(ESP_SLEEP_WAKEUP_TIMER) }, \ { MP_ROM_QSTR(MP_QSTR_TOUCHPAD_WAKE), MP_ROM_INT(ESP_SLEEP_WAKEUP_TOUCHPAD) }, \ { MP_ROM_QSTR(MP_QSTR_ULP_WAKE), MP_ROM_INT(ESP_SLEEP_WAKEUP_ULP) }, \ + { MP_ROM_QSTR(MP_QSTR_wake_ext1_pins), MP_ROM_PTR(&machine_wake_ext1_pins_obj) }, \ + +#endif typedef enum { MP_PWRON_RESET = 1, @@ -146,7 +183,36 @@ static void machine_sleep_helper(wake_type_t wake_type, size_t n_args, const mp_ esp_sleep_enable_timer_wakeup(((uint64_t)expiry) * 1000); } - #if !CONFIG_IDF_TARGET_ESP32C3 + #if CONFIG_IDF_TARGET_ESP32C3 + + if (machine_rtc_config.ext1_pins != 0) { + gpio_int_type_t intr_type = machine_rtc_config.ext1_level ? GPIO_INTR_HIGH_LEVEL : GPIO_INTR_LOW_LEVEL; + + for (int i = 0; i < GPIO_NUM_MAX; ++i) { + gpio_num_t gpio = (gpio_num_t)i; + uint64_t bm = 1ULL << i; + + if (machine_rtc_config.ext1_pins & bm) { + gpio_sleep_set_direction(gpio, GPIO_MODE_INPUT); + + if (MACHINE_WAKE_SLEEP == wake_type) { + gpio_wakeup_enable(gpio, intr_type); + } + } + } + + if (MACHINE_WAKE_DEEPSLEEP == wake_type) { + if (ESP_OK != esp_deep_sleep_enable_gpio_wakeup( + machine_rtc_config.ext1_pins, + machine_rtc_config.ext1_level ? ESP_GPIO_WAKEUP_GPIO_HIGH : ESP_GPIO_WAKEUP_GPIO_LOW)) { + mp_raise_ValueError(MP_ERROR_TEXT("wake-up pin not supported")); + } + } else { + esp_sleep_enable_gpio_wakeup(); + } + } + + #else if (machine_rtc_config.ext0_pin != -1 && (machine_rtc_config.ext0_wake_types & wake_type)) { esp_sleep_enable_ext0_wakeup(machine_rtc_config.ext0_pin, machine_rtc_config.ext0_level ? 1 : 0); @@ -250,6 +316,58 @@ static mp_obj_t machine_wake_reason(size_t n_args, const mp_obj_t *pos_args, mp_ } static MP_DEFINE_CONST_FUN_OBJ_KW(machine_wake_reason_obj, 0, machine_wake_reason); +#if CONFIG_IDF_TARGET_ESP32C3 +static mp_obj_t machine_wake_gpio_pins(void) { + uint64_t status = esp_sleep_get_gpio_wakeup_status(); + int len, index; + mp_obj_t *tuple = NULL; + + // Only a few (~8) GPIOs might cause EXT1 wakeup. + // Therefore, we don't allocate 64*4 = 256 bytes on the stack and calculate the + // required space in a first pass. + for (index = 0, len = 0; index < 64; index++) { + len += (status & ((uint64_t)1 << index)) ? 1 : 0; + } + if (len) { + tuple = alloca(len * sizeof(*tuple)); + + for (index = 0, len = 0; index < 64; index++) { + if (status & ((uint64_t)1 << index)) { + tuple[len++] = MP_OBJ_NEW_SMALL_INT(index); + } + } + } + return mp_obj_new_tuple(len, tuple); +} + +static MP_DEFINE_CONST_FUN_OBJ_0(machine_wake_gpio_pins_obj, machine_wake_gpio_pins); +#else +static mp_obj_t machine_wake_ext1_pins(void) { + uint64_t status = esp_sleep_get_ext1_wakeup_status(); + int len, index; + mp_obj_t *tuple = NULL; + + // Only a few (~8) GPIOs might cause EXT1 wakeup. + // Therefore, we don't allocate 64*4 = 256 bytes on the stack and calculate the + // required space in a first pass. + for (index = 0, len = 0; index < 64; index++) { + len += (status & ((uint64_t)1 << index)) ? 1 : 0; + } + if (len) { + tuple = alloca(len * sizeof(*tuple)); + + for (index = 0, len = 0; index < 64; index++) { + if (status & ((uint64_t)1 << index)) { + tuple[len++] = MP_OBJ_NEW_SMALL_INT(index); + } + } + } + return mp_obj_new_tuple(len, tuple); +} + +static MP_DEFINE_CONST_FUN_OBJ_0(machine_wake_ext1_pins_obj, machine_wake_ext1_pins); +#endif + NORETURN static void mp_machine_reset(void) { esp_restart(); } pFad - Phonifier reborn

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