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77 lines
2.6 KiB
77 lines
2.6 KiB
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2016 Paul Sokolovsky
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* Copyright (c) 2017 Eric Poulsen
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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// This file is never compiled standalone, it's included directly from
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// extmod/machine_wdt.c via MICROPY_PY_MACHINE_WDT_INCLUDEFILE.
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#include "esp_task_wdt.h"
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typedef struct _machine_wdt_obj_t {
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mp_obj_base_t base;
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esp_task_wdt_user_handle_t twdt_user_handle;
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} machine_wdt_obj_t;
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static machine_wdt_obj_t wdt_default = {
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{&machine_wdt_type}, 0
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};
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static machine_wdt_obj_t *mp_machine_wdt_make_new_instance(mp_int_t id, mp_int_t timeout_ms) {
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if (id != 0) {
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mp_raise_ValueError(NULL);
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}
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if (timeout_ms <= 0) {
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mp_raise_ValueError(MP_ERROR_TEXT("WDT timeout too short"));
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}
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esp_task_wdt_config_t config = {
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.timeout_ms = timeout_ms,
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.idle_core_mask = 0,
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.trigger_panic = true,
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};
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mp_int_t rs_code = esp_task_wdt_reconfigure(&config);
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if (rs_code != ESP_OK) {
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mp_raise_OSError(rs_code);
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}
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if (wdt_default.twdt_user_handle == NULL) {
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rs_code = esp_task_wdt_add_user("mpy_machine_wdt", &wdt_default.twdt_user_handle);
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if (rs_code != ESP_OK) {
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mp_raise_OSError(rs_code);
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}
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}
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return &wdt_default;
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}
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static void mp_machine_wdt_feed(machine_wdt_obj_t *self) {
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(void)self;
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mp_int_t rs_code = esp_task_wdt_reset_user(wdt_default.twdt_user_handle);
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if (rs_code != ESP_OK) {
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mp_raise_OSError(rs_code);
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}
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}
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