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Paul Sokolovsky5d7c4082015-12-31 00:51:08 +02001/*
2 * This file is part of the MicroPython project, http://micropython.org/
3 *
4 * The MIT License (MIT)
5 *
6 * Copyright (c) 2013-2015 Damien P. George
Paul Sokolovsky71930862016-01-05 21:23:23 +02007 * Copyright (c) 2016 Paul Sokolovsky
Paul Sokolovsky5d7c4082015-12-31 00:51:08 +02008 *
9 * Permission is hereby granted, free of charge, to any person obtaining a copy
10 * of this software and associated documentation files (the "Software"), to deal
11 * in the Software without restriction, including without limitation the rights
12 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
13 * copies of the Software, and to permit persons to whom the Software is
14 * furnished to do so, subject to the following conditions:
15 *
16 * The above copyright notice and this permission notice shall be included in
17 * all copies or substantial portions of the Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
22 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
23 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
24 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
25 * THE SOFTWARE.
26 */
27
28#include <stdint.h>
29
30#include "py/obj.h"
Paul Sokolovsky71930862016-01-05 21:23:23 +020031#include "py/runtime.h"
Paul Sokolovsky5d7c4082015-12-31 00:51:08 +020032#include "extmod/machine_mem.h"
Paul Sokolovsky71930862016-01-05 21:23:23 +020033#include "utils.h"
34
35#include "os_type.h"
36#include "osapi.h"
Paul Sokolovsky5d7c4082015-12-31 00:51:08 +020037
38#if MICROPY_PY_MACHINE
39
Paul Sokolovsky71930862016-01-05 21:23:23 +020040typedef struct _esp_timer_obj_t {
41 mp_obj_base_t base;
42 os_timer_t timer;
43 mp_obj_t callback;
44} esp_timer_obj_t;
45
46const mp_obj_type_t esp_timer_type;
47
48STATIC void esp_timer_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
49 esp_timer_obj_t *self = self_in;
50 mp_printf(print, "Timer(%p)", &self->timer);
51}
52
53STATIC mp_obj_t esp_timer_make_new(const mp_obj_type_t *type, mp_uint_t n_args, mp_uint_t n_kw, const mp_obj_t *args) {
54 mp_arg_check_num(n_args, n_kw, 1, 1, false);
55 esp_timer_obj_t *tim = m_new_obj(esp_timer_obj_t);
56 tim->base.type = &esp_timer_type;
57 return tim;
58}
59
60STATIC void esp_timer_cb(void *arg) {
61 esp_timer_obj_t *self = arg;
62 call_function_1_protected(self->callback, self);
63}
64
65STATIC mp_obj_t esp_timer_init_helper(esp_timer_obj_t *self, mp_uint_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
66 static const mp_arg_t allowed_args[] = {
67// { MP_QSTR_freq, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_obj = mp_const_none} },
68 { MP_QSTR_period, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 0xffffffff} },
69 { MP_QSTR_mode, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 1} },
70 { MP_QSTR_callback, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_obj = mp_const_none} },
71 };
72
73 // parse args
74 mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
75 mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
76
77 self->callback = args[2].u_obj;
78 os_timer_setfn(&self->timer, esp_timer_cb, self);
79 os_timer_arm(&self->timer, args[0].u_int, args[1].u_int);
80
81 return mp_const_none;
82}
83
84STATIC mp_obj_t esp_timer_init(mp_uint_t n_args, const mp_obj_t *args, mp_map_t *kw_args) {
85 return esp_timer_init_helper(args[0], n_args - 1, args + 1, kw_args);
86}
87STATIC MP_DEFINE_CONST_FUN_OBJ_KW(esp_timer_init_obj, 1, esp_timer_init);
88
89STATIC mp_obj_t esp_timer_deinit(mp_obj_t self_in) {
90 esp_timer_obj_t *self = self_in;
91 os_timer_disarm(&self->timer);
92 return mp_const_none;
93}
94STATIC MP_DEFINE_CONST_FUN_OBJ_1(esp_timer_deinit_obj, esp_timer_deinit);
95
96STATIC const mp_map_elem_t esp_timer_locals_dict_table[] = {
97 { MP_OBJ_NEW_QSTR(MP_QSTR_deinit), (mp_obj_t)&esp_timer_deinit_obj },
98 { MP_OBJ_NEW_QSTR(MP_QSTR_init), (mp_obj_t)&esp_timer_init_obj },
99// { MP_OBJ_NEW_QSTR(MP_QSTR_callback), (mp_obj_t)&esp_timer_callback_obj },
100};
101STATIC MP_DEFINE_CONST_DICT(esp_timer_locals_dict, esp_timer_locals_dict_table);
102
103const mp_obj_type_t esp_timer_type = {
104 { &mp_type_type },
105 .name = MP_QSTR_Timer,
106 .print = esp_timer_print,
107 .make_new = esp_timer_make_new,
108 .locals_dict = (mp_obj_t)&esp_timer_locals_dict,
109};
110
Paul Sokolovsky5d7c4082015-12-31 00:51:08 +0200111STATIC const mp_rom_map_elem_t machine_module_globals_table[] = {
112 { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_umachine) },
113 { MP_ROM_QSTR(MP_QSTR_mem8), MP_ROM_PTR(&machine_mem8_obj) },
114 { MP_ROM_QSTR(MP_QSTR_mem16), MP_ROM_PTR(&machine_mem16_obj) },
115 { MP_ROM_QSTR(MP_QSTR_mem32), MP_ROM_PTR(&machine_mem32_obj) },
Paul Sokolovsky71930862016-01-05 21:23:23 +0200116
117 { MP_ROM_QSTR(MP_QSTR_Timer), MP_ROM_PTR(&esp_timer_type) },
Paul Sokolovsky5d7c4082015-12-31 00:51:08 +0200118};
119
120STATIC MP_DEFINE_CONST_DICT(machine_module_globals, machine_module_globals_table);
121
122const mp_obj_module_t mp_module_machine = {
123 .base = { &mp_type_module },
124 .name = MP_QSTR_umachine,
125 .globals = (mp_obj_dict_t*)&machine_module_globals,
126};
127
128#endif // MICROPY_PY_MACHINE