forked from micropython/micropython
/
Processor.c
150 lines (129 loc) · 5.44 KB
/
Processor.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2017 Dan Halbert for Adafruit Industries
*
* 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 "shared-bindings/microcontroller/__init__.h"
#include "shared-bindings/microcontroller/Processor.h"
#include <math.h>
#include <stdint.h>
#include "py/objproperty.h"
#include "py/runtime.h"
//| .. currentmodule:: microcontroller
//|
//| :class:`Processor` --- Microcontroller CPU information and control
//| ------------------------------------------------------------------
//|
//| Get information about the microcontroller CPU and control it.
//|
//| Usage::
//|
//| import microcontroller
//| print(microcontroller.cpu.frequency)
//| print(microcontroller.cpu.temperature)
//|
//| .. class:: Processor()
//|
//| You cannot create an instance of `microcontroller.Processor`.
//| Use `microcontroller.cpu` to access the sole instance available.
//|
//| .. attribute:: frequency
//|
//| The CPU operating frequency as an `int`, in Hertz. (read-only)
//|
STATIC mp_obj_t mcu_processor_get_frequency(mp_obj_t self) {
return mp_obj_new_int_from_uint(common_hal_mcu_processor_get_frequency());
}
MP_DEFINE_CONST_FUN_OBJ_1(mcu_processor_get_frequency_obj, mcu_processor_get_frequency);
const mp_obj_property_t mcu_processor_frequency_obj = {
.base.type = &mp_type_property,
.proxy = {(mp_obj_t)&mcu_processor_get_frequency_obj, // getter
(mp_obj_t)&mp_const_none_obj, // no setter
(mp_obj_t)&mp_const_none_obj, // no deleter
},
};
//| .. attribute:: temperature
//|
//| The on-chip temperature, in Celsius, as a float. (read-only)
//|
//| Is `None` if the temperature is not available.
//|
STATIC mp_obj_t mcu_processor_get_temperature(mp_obj_t self) {
float temperature = common_hal_mcu_processor_get_temperature();
return isnan(temperature) ? mp_const_none : mp_obj_new_float(temperature);
}
MP_DEFINE_CONST_FUN_OBJ_1(mcu_processor_get_temperature_obj, mcu_processor_get_temperature);
const mp_obj_property_t mcu_processor_temperature_obj = {
.base.type = &mp_type_property,
.proxy = {(mp_obj_t)&mcu_processor_get_temperature_obj, // getter
(mp_obj_t)&mp_const_none_obj, // no setter
(mp_obj_t)&mp_const_none_obj, // no deleter
},
};
//| .. attribute:: uid
//|
//| The unique id (aka serial number) of the chip as a `bytearray`. (read-only)
//|
STATIC mp_obj_t mcu_processor_get_uid(mp_obj_t self) {
uint8_t raw_id[COMMON_HAL_MCU_PROCESSOR_UID_LENGTH];
common_hal_mcu_processor_get_uid(raw_id);
return mp_obj_new_bytearray(sizeof(raw_id), raw_id);
}
MP_DEFINE_CONST_FUN_OBJ_1(mcu_processor_get_uid_obj, mcu_processor_get_uid);
const mp_obj_property_t mcu_processor_uid_obj = {
.base.type = &mp_type_property,
.proxy = {(mp_obj_t)&mcu_processor_get_uid_obj, // getter
(mp_obj_t)&mp_const_none_obj, // no setter
(mp_obj_t)&mp_const_none_obj, // no deleter
},
};
//| .. attribute:: voltage
//|
//| The input voltage to the microcontroller, as a float. (read-only)
//|
//| Is `None` if the voltage is not available.
//|
STATIC mp_obj_t mcu_processor_get_voltage(mp_obj_t self) {
float voltage = common_hal_mcu_processor_get_voltage();
return isnan(voltage) ? mp_const_none : mp_obj_new_float(voltage);
}
MP_DEFINE_CONST_FUN_OBJ_1(mcu_processor_get_voltage_obj, mcu_processor_get_voltage);
const mp_obj_property_t mcu_processor_voltage_obj = {
.base.type = &mp_type_property,
.proxy = {(mp_obj_t)&mcu_processor_get_voltage_obj, // getter
(mp_obj_t)&mp_const_none_obj, // no setter
(mp_obj_t)&mp_const_none_obj, // no deleter
},
};
STATIC const mp_rom_map_elem_t mcu_processor_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_frequency), MP_ROM_PTR(&mcu_processor_frequency_obj) },
{ MP_ROM_QSTR(MP_QSTR_temperature), MP_ROM_PTR(&mcu_processor_temperature_obj) },
{ MP_ROM_QSTR(MP_QSTR_uid), MP_ROM_PTR(&mcu_processor_uid_obj) },
{ MP_ROM_QSTR(MP_QSTR_voltage), MP_ROM_PTR(&mcu_processor_voltage_obj) },
};
STATIC MP_DEFINE_CONST_DICT(mcu_processor_locals_dict, mcu_processor_locals_dict_table);
const mp_obj_type_t mcu_processor_type = {
{ &mp_type_type },
.name = MP_QSTR_Processor,
.locals_dict = (mp_obj_t)&mcu_processor_locals_dict,
};