modutime.c 2.8 KB

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  1. /*
  2. * This file is part of the MicroPython project, http://micropython.org/
  3. *
  4. * The MIT License (MIT)
  5. *
  6. * Copyright (c) 2013, 2014 Damien P. George
  7. * Copyright (c) 2016 Linaro Limited
  8. *
  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. #include "py/mpconfig.h"
  28. #if MICROPY_PY_UTIME
  29. #include <zephyr.h>
  30. #include "py/runtime.h"
  31. #include "py/smallint.h"
  32. #include "py/mphal.h"
  33. #include "extmod/utime_mphal.h"
  34. STATIC mp_obj_t mod_time_time(void) {
  35. /* The absence of FP support is deliberate. The Zephyr port uses
  36. * single precision floats so the fraction component will start to
  37. * lose precision on devices with a long uptime.
  38. */
  39. return mp_obj_new_int(k_uptime_get() / 1000);
  40. }
  41. STATIC MP_DEFINE_CONST_FUN_OBJ_0(mod_time_time_obj, mod_time_time);
  42. STATIC const mp_rom_map_elem_t mp_module_time_globals_table[] = {
  43. { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_utime) },
  44. { MP_ROM_QSTR(MP_QSTR_sleep), MP_ROM_PTR(&mp_utime_sleep_obj) },
  45. { MP_ROM_QSTR(MP_QSTR_sleep_ms), MP_ROM_PTR(&mp_utime_sleep_ms_obj) },
  46. { MP_ROM_QSTR(MP_QSTR_sleep_us), MP_ROM_PTR(&mp_utime_sleep_us_obj) },
  47. { MP_ROM_QSTR(MP_QSTR_time), MP_ROM_PTR(&mod_time_time_obj) },
  48. { MP_ROM_QSTR(MP_QSTR_ticks_ms), MP_ROM_PTR(&mp_utime_ticks_ms_obj) },
  49. { MP_ROM_QSTR(MP_QSTR_ticks_us), MP_ROM_PTR(&mp_utime_ticks_us_obj) },
  50. { MP_ROM_QSTR(MP_QSTR_ticks_cpu), MP_ROM_PTR(&mp_utime_ticks_cpu_obj) },
  51. { MP_ROM_QSTR(MP_QSTR_ticks_add), MP_ROM_PTR(&mp_utime_ticks_add_obj) },
  52. { MP_ROM_QSTR(MP_QSTR_ticks_diff), MP_ROM_PTR(&mp_utime_ticks_diff_obj) },
  53. };
  54. STATIC MP_DEFINE_CONST_DICT(mp_module_time_globals, mp_module_time_globals_table);
  55. const mp_obj_module_t mp_module_time = {
  56. .base = { &mp_type_module },
  57. .globals = (mp_obj_dict_t*)&mp_module_time_globals,
  58. };
  59. #endif // MICROPY_PY_UTIME