micropython/ports/esp32/modesp32.c

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/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2017 "Eric Poulsen" <eric@zyxod.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <stdio.h>
#include <string.h>
#include <time.h>
#include <sys/time.h>
#include "driver/gpio.h"
#include "py/nlr.h"
#include "py/obj.h"
#include "py/runtime.h"
#include "py/mphal.h"
#include "timeutils.h"
#include "modmachine.h"
#include "machine_rtc.h"
#include "modesp32.h"
STATIC mp_obj_t esp32_wake_on_touch(const mp_obj_t wake) {
if (machine_rtc_config.ext0_pin != -1) {
mp_raise_ValueError("no resources");
}
//nlr_raise(mp_obj_new_exception_msg(&mp_type_RuntimeError, "touchpad wakeup not available for this version of ESP-IDF"));
machine_rtc_config.wake_on_touch = mp_obj_is_true(wake);
return mp_const_none;
}
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 (machine_rtc_config.wake_on_touch) {
mp_raise_ValueError("no resources");
}
enum {ARG_pin, ARG_level};
const mp_arg_t allowed_args[] = {
{ MP_QSTR_pin, MP_ARG_OBJ, {.u_obj = mp_obj_new_int(machine_rtc_config.ext0_pin)} },
{ MP_QSTR_level, MP_ARG_BOOL, {.u_bool = machine_rtc_config.ext0_level} },
};
mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
if (args[ARG_pin].u_obj == mp_const_none) {
machine_rtc_config.ext0_pin = -1; // "None"
} else {
gpio_num_t pin_id = machine_pin_get_id(args[ARG_pin].u_obj);
if (pin_id != machine_rtc_config.ext0_pin) {
if (!RTC_IS_VALID_EXT_PIN(pin_id)) {
nlr_raise(mp_obj_new_exception_msg(&mp_type_ValueError, "invalid pin"));
}
machine_rtc_config.ext0_pin = pin_id;
}
}
machine_rtc_config.ext0_level = args[ARG_level].u_bool;
machine_rtc_config.ext0_wake_types = MACHINE_WAKE_SLEEP | MACHINE_WAKE_DEEPSLEEP;
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_KW(esp32_wake_on_ext0_obj, 0, esp32_wake_on_ext0);
STATIC mp_obj_t esp32_wake_on_ext1(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
enum {ARG_pins, ARG_level};
const mp_arg_t allowed_args[] = {
{ MP_QSTR_pins, MP_ARG_OBJ, {.u_obj = mp_const_none} },
{ MP_QSTR_level, MP_ARG_BOOL, {.u_bool = machine_rtc_config.ext1_level} },
};
mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
uint64_t ext1_pins = machine_rtc_config.ext1_pins;
// Check that all pins are allowed
if (args[ARG_pins].u_obj != mp_const_none) {
mp_uint_t len = 0;
mp_obj_t *elem;
mp_obj_get_array(args[ARG_pins].u_obj, &len, &elem);
ext1_pins = 0;
for (int i = 0; i < len; i++) {
gpio_num_t pin_id = machine_pin_get_id(elem[i]);
if (!RTC_IS_VALID_EXT_PIN(pin_id)) {
nlr_raise(mp_obj_new_exception_msg(&mp_type_ValueError, "invalid pin"));
break;
}
ext1_pins |= (1ll << pin_id);
}
}
machine_rtc_config.ext1_level = args[ARG_level].u_bool;
machine_rtc_config.ext1_pins = ext1_pins;
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_KW(esp32_wake_on_ext1_obj, 0, esp32_wake_on_ext1);
STATIC const mp_rom_map_elem_t esp32_module_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_esp32) },
{ MP_OBJ_NEW_QSTR(MP_QSTR_wake_on_touch), (mp_obj_t)&esp32_wake_on_touch_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_wake_on_ext0), (mp_obj_t)&esp32_wake_on_ext0_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_wake_on_ext1), (mp_obj_t)&esp32_wake_on_ext1_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_WAKEUP_ALL_LOW), mp_const_false },
{ MP_OBJ_NEW_QSTR(MP_QSTR_WAKEUP_ANY_HIGH), mp_const_true },
};
STATIC MP_DEFINE_CONST_DICT(esp32_module_globals, esp32_module_globals_table);
const mp_obj_module_t esp32_module = {
.base = { &mp_type_module },
.globals = (mp_obj_dict_t*)&esp32_module_globals,
};