aboutsummaryrefslogtreecommitdiff
path: root/py/modmicropython.c
blob: a2faa9a9f0cbb62379eece8a0451b42b344e9f13 (plain)
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
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
/*
 * This file is part of the MicroPython project, http://micropython.org/
 *
 * The MIT License (MIT)
 *
 * Copyright (c) 2013, 2014 Damien P. George
 *
 * 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 "py/builtin.h"
#include "py/stackctrl.h"
#include "py/runtime.h"
#include "py/gc.h"
#include "py/mphal.h"

// Various builtins specific to MicroPython runtime,
// living in micropython module

#if MICROPY_ENABLE_COMPILER
STATIC mp_obj_t mp_micropython_opt_level(size_t n_args, const mp_obj_t *args) {
    if (n_args == 0) {
        return MP_OBJ_NEW_SMALL_INT(MP_STATE_VM(mp_optimise_value));
    } else {
        MP_STATE_VM(mp_optimise_value) = mp_obj_get_int(args[0]);
        return mp_const_none;
    }
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mp_micropython_opt_level_obj, 0, 1, mp_micropython_opt_level);
#endif

#if MICROPY_PY_MICROPYTHON_MEM_INFO

#if MICROPY_MEM_STATS
STATIC mp_obj_t mp_micropython_mem_total(void) {
    return MP_OBJ_NEW_SMALL_INT(m_get_total_bytes_allocated());
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(mp_micropython_mem_total_obj, mp_micropython_mem_total);

STATIC mp_obj_t mp_micropython_mem_current(void) {
    return MP_OBJ_NEW_SMALL_INT(m_get_current_bytes_allocated());
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(mp_micropython_mem_current_obj, mp_micropython_mem_current);

STATIC mp_obj_t mp_micropython_mem_peak(void) {
    return MP_OBJ_NEW_SMALL_INT(m_get_peak_bytes_allocated());
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(mp_micropython_mem_peak_obj, mp_micropython_mem_peak);
#endif

mp_obj_t mp_micropython_mem_info(size_t n_args, const mp_obj_t *args) {
    (void)args;
    #if MICROPY_MEM_STATS
    mp_printf(&mp_plat_print, "mem: total=" UINT_FMT ", current=" UINT_FMT ", peak=" UINT_FMT "\n",
        (mp_uint_t)m_get_total_bytes_allocated(), (mp_uint_t)m_get_current_bytes_allocated(), (mp_uint_t)m_get_peak_bytes_allocated());
    #endif
    #if MICROPY_STACK_CHECK
    mp_printf(&mp_plat_print, "stack: " UINT_FMT " out of " UINT_FMT "\n",
        mp_stack_usage(), (mp_uint_t)MP_STATE_THREAD(stack_limit));
    #else
    mp_printf(&mp_plat_print, "stack: " UINT_FMT "\n", mp_stack_usage());
    #endif
    #if MICROPY_ENABLE_GC
    gc_dump_info();
    if (n_args == 1) {
        // arg given means dump gc allocation table
        gc_dump_alloc_table();
    }
    #else
    (void)n_args;
    #endif
    return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mp_micropython_mem_info_obj, 0, 1, mp_micropython_mem_info);

STATIC mp_obj_t mp_micropython_qstr_info(size_t n_args, const mp_obj_t *args) {
    (void)args;
    size_t n_pool, n_qstr, n_str_data_bytes, n_total_bytes;
    qstr_pool_info(&n_pool, &n_qstr, &n_str_data_bytes, &n_total_bytes);
    mp_printf(&mp_plat_print, "qstr pool: n_pool=%u, n_qstr=%u, n_str_data_bytes=%u, n_total_bytes=%u\n",
        n_pool, n_qstr, n_str_data_bytes, n_total_bytes);
    if (n_args == 1) {
        // arg given means dump qstr data
        qstr_dump_data();
    }
    return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mp_micropython_qstr_info_obj, 0, 1, mp_micropython_qstr_info);

#endif // MICROPY_PY_MICROPYTHON_MEM_INFO

#if MICROPY_PY_MICROPYTHON_STACK_USE
STATIC mp_obj_t mp_micropython_stack_use(void) {
    return MP_OBJ_NEW_SMALL_INT(mp_stack_usage());
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(mp_micropython_stack_use_obj, mp_micropython_stack_use);
#endif

#if MICROPY_ENABLE_PYSTACK
STATIC mp_obj_t mp_micropython_pystack_use(void) {
    return MP_OBJ_NEW_SMALL_INT(mp_pystack_usage());
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(mp_micropython_pystack_use_obj, mp_micropython_pystack_use);
#endif

#if MICROPY_ENABLE_GC
STATIC mp_obj_t mp_micropython_heap_lock(void) {
    gc_lock();
    return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(mp_micropython_heap_lock_obj, mp_micropython_heap_lock);

STATIC mp_obj_t mp_micropython_heap_unlock(void) {
    gc_unlock();
    return MP_OBJ_NEW_SMALL_INT(MP_STATE_THREAD(gc_lock_depth));
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(mp_micropython_heap_unlock_obj, mp_micropython_heap_unlock);

#if MICROPY_PY_MICROPYTHON_HEAP_LOCKED
STATIC mp_obj_t mp_micropython_heap_locked(void) {
    return MP_OBJ_NEW_SMALL_INT(MP_STATE_THREAD(gc_lock_depth));
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(mp_micropython_heap_locked_obj, mp_micropython_heap_locked);
#endif
#endif

#if MICROPY_ENABLE_EMERGENCY_EXCEPTION_BUF && (MICROPY_EMERGENCY_EXCEPTION_BUF_SIZE == 0)
STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_alloc_emergency_exception_buf_obj, mp_alloc_emergency_exception_buf);
#endif

#if MICROPY_KBD_EXCEPTION
STATIC mp_obj_t mp_micropython_kbd_intr(mp_obj_t int_chr_in) {
    mp_hal_set_interrupt_char(mp_obj_get_int(int_chr_in));
    return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_micropython_kbd_intr_obj, mp_micropython_kbd_intr);
#endif

#if MICROPY_ENABLE_SCHEDULER
STATIC mp_obj_t mp_micropython_schedule(mp_obj_t function, mp_obj_t arg) {
    if (!mp_sched_schedule(function, arg)) {
        mp_raise_msg(&mp_type_RuntimeError, MP_ERROR_TEXT("schedule queue full"));
    }
    return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(mp_micropython_schedule_obj, mp_micropython_schedule);
#endif

STATIC const mp_rom_map_elem_t mp_module_micropython_globals_table[] = {
    { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_micropython) },
    { MP_ROM_QSTR(MP_QSTR_const), MP_ROM_PTR(&mp_identity_obj) },
    #if MICROPY_ENABLE_COMPILER
    { MP_ROM_QSTR(MP_QSTR_opt_level), MP_ROM_PTR(&mp_micropython_opt_level_obj) },
    #endif
    #if MICROPY_PY_MICROPYTHON_MEM_INFO
    #if MICROPY_MEM_STATS
    { MP_ROM_QSTR(MP_QSTR_mem_total), MP_ROM_PTR(&mp_micropython_mem_total_obj) },
    { MP_ROM_QSTR(MP_QSTR_mem_current), MP_ROM_PTR(&mp_micropython_mem_current_obj) },
    { MP_ROM_QSTR(MP_QSTR_mem_peak), MP_ROM_PTR(&mp_micropython_mem_peak_obj) },
    #endif
    { MP_ROM_QSTR(MP_QSTR_mem_info), MP_ROM_PTR(&mp_micropython_mem_info_obj) },
    { MP_ROM_QSTR(MP_QSTR_qstr_info), MP_ROM_PTR(&mp_micropython_qstr_info_obj) },
    #endif
    #if MICROPY_PY_MICROPYTHON_STACK_USE
    { MP_ROM_QSTR(MP_QSTR_stack_use), MP_ROM_PTR(&mp_micropython_stack_use_obj) },
    #endif
    #if MICROPY_ENABLE_EMERGENCY_EXCEPTION_BUF && (MICROPY_EMERGENCY_EXCEPTION_BUF_SIZE == 0)
    { MP_ROM_QSTR(MP_QSTR_alloc_emergency_exception_buf), MP_ROM_PTR(&mp_alloc_emergency_exception_buf_obj) },
    #endif
    #if MICROPY_ENABLE_PYSTACK
    { MP_ROM_QSTR(MP_QSTR_pystack_use), MP_ROM_PTR(&mp_micropython_pystack_use_obj) },
    #endif
    #if MICROPY_ENABLE_GC
    { MP_ROM_QSTR(MP_QSTR_heap_lock), MP_ROM_PTR(&mp_micropython_heap_lock_obj) },
    { MP_ROM_QSTR(MP_QSTR_heap_unlock), MP_ROM_PTR(&mp_micropython_heap_unlock_obj) },
    #if MICROPY_PY_MICROPYTHON_HEAP_LOCKED
    { MP_ROM_QSTR(MP_QSTR_heap_locked), MP_ROM_PTR(&mp_micropython_heap_locked_obj) },
    #endif
    #endif
    #if MICROPY_KBD_EXCEPTION
    { MP_ROM_QSTR(MP_QSTR_kbd_intr), MP_ROM_PTR(&mp_micropython_kbd_intr_obj) },
    #endif
    #if MICROPY_ENABLE_SCHEDULER
    { MP_ROM_QSTR(MP_QSTR_schedule), MP_ROM_PTR(&mp_micropython_schedule_obj) },
    #endif
};

STATIC MP_DEFINE_CONST_DICT(mp_module_micropython_globals, mp_module_micropython_globals_table);

const mp_obj_module_t mp_module_micropython = {
    .base = { &mp_type_module },
    .globals = (mp_obj_dict_t *)&mp_module_micropython_globals,
};

MP_REGISTER_MODULE(MP_QSTR_micropython, mp_module_micropython, 1);