micropython/ports/esp8266/machine_wdt.c

59 wiersze
2.1 KiB
C

/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2016 Paul Sokolovsky
*
* 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.
*/
// This file is never compiled standalone, it's included directly from
// extmod/machine_wdt.c via MICROPY_PY_MACHINE_WDT_INCLUDEFILE.
#include "user_interface.h"
#include "ets_alt_task.h"
typedef struct _machine_wdt_obj_t {
mp_obj_base_t base;
} machine_wdt_obj_t;
static machine_wdt_obj_t wdt_default = {{&machine_wdt_type}};
static machine_wdt_obj_t *mp_machine_wdt_make_new_instance(mp_int_t id, mp_int_t timeout_ms) {
// The timeout on ESP8266 is fixed, so raise an exception if the argument is not the default.
if (timeout_ms != 5000) {
mp_raise_ValueError(NULL);
}
switch (id) {
case 0:
ets_loop_dont_feed_sw_wdt = 1;
system_soft_wdt_feed();
return &wdt_default;
default:
mp_raise_ValueError(NULL);
}
}
static void mp_machine_wdt_feed(machine_wdt_obj_t *self) {
(void)self;
system_soft_wdt_feed();
}