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 esp-extra-scripts

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modmicropython.c

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/*

* This file is part of the Micro Python 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/mpstate.h"

#include "py/builtin.h"

#include "py/stackctrl.h"

#include "py/gc.h"

// Various builtins specific to MicroPython runtime,

// living in micropython module

#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 " INT_FMT "\n", mp_stack_usage(), 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);

#if MICROPY_STACK_CHECK

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

#endif // MICROPY_PY_MICROPYTHON_MEM_INFO

#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_const_none;

}

STATIC MP_DEFINE_CONST_FUN_OBJ_0(mp_micropython_heap_unlock_obj, mp_micropython_heap_unlock);

#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

STATIC const mp_rom_map_elem_t mp_module_micropython_globals_table[] = {

{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_micropython) },

#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) },

#if MICROPY_STACK_CHECK

{ MP_ROM_QSTR(MP_QSTR_stack_use), MP_ROM_PTR(&mp_micropython_stack_use_obj) },

#endif

#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_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) },

#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 },

.name = MP_QSTR_micropython,

.globals = (mp_obj_dict_t*)&mp_module_micropython_globals,

};