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Diffstat (limited to 'circuitpython/shared-bindings/microcontroller/Processor.c')
| -rw-r--r-- | circuitpython/shared-bindings/microcontroller/Processor.c | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/circuitpython/shared-bindings/microcontroller/Processor.c b/circuitpython/shared-bindings/microcontroller/Processor.c new file mode 100644 index 0000000..ff1b52e --- /dev/null +++ b/circuitpython/shared-bindings/microcontroller/Processor.c @@ -0,0 +1,165 @@ +/* + * 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 "shared-bindings/util.h" + +#include "shared/runtime/buffer_helper.h" +#include "shared/runtime/context_manager_helpers.h" +#include "py/mperrno.h" +#include "py/objtype.h" +#include "py/objproperty.h" +#include "py/runtime.h" +#include "supervisor/shared/translate.h" + + +//| class Processor: +//| """Microcontroller CPU information and control +//| +//| Usage:: +//| +//| import microcontroller +//| print(microcontroller.cpu.frequency) +//| print(microcontroller.cpu.temperature) +//| +//| Note that on chips with more than one cpu (such as the RP2040) +//| microcontroller.cpu will return the value for CPU 0. +//| To get values from other CPUs use microcontroller.cpus indexed by +//| the number of the desired cpu. i.e. +//| +//| print(microcontroller.cpus[0].temperature) +//| print(microcontroller.cpus[1].frequency)""" +//| + +//| def __init__(self) -> None: +//| """You cannot create an instance of `microcontroller.Processor`. +//| Use `microcontroller.cpu` to access the sole instance available.""" +//| ... +//| + +//| frequency: int +//| """The CPU operating frequency in Hertz. (read-only)""" +//| + +STATIC mp_obj_t mcu_processor_set_frequency(mp_obj_t self, mp_obj_t freq) { + #if CIRCUITPY_SETTABLE_PROCESSOR_FREQUENCY + uint32_t value_of_freq = (uint32_t)mp_arg_validate_int_min(mp_obj_get_int(freq), 0, MP_QSTR_frequency); + common_hal_mcu_processor_set_frequency(self, value_of_freq); + #else + mp_raise_msg(&mp_type_NotImplementedError,translate("frequency is read-only for this board")); + #endif + return mp_const_none; +} + +MP_DEFINE_CONST_FUN_OBJ_2(mcu_processor_set_frequency_obj, mcu_processor_set_frequency); + + +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); + +MP_PROPERTY_GETSET(mcu_processor_frequency_obj, + (mp_obj_t)&mcu_processor_get_frequency_obj, + (mp_obj_t)&mcu_processor_set_frequency_obj); + +//| reset_reason: microcontroller.ResetReason +//| """The reason the microcontroller started up from reset state.""" +//| +STATIC mp_obj_t mcu_processor_get_reset_reason(mp_obj_t self) { + return cp_enum_find(&mcu_reset_reason_type, common_hal_mcu_processor_get_reset_reason()); +} + +MP_DEFINE_CONST_FUN_OBJ_1(mcu_processor_get_reset_reason_obj, mcu_processor_get_reset_reason); + +MP_PROPERTY_GETTER(mcu_processor_reset_reason_obj, + (mp_obj_t)&mcu_processor_get_reset_reason_obj); + +//| temperature: Optional[float] +//| """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); + +MP_PROPERTY_GETTER(mcu_processor_temperature_obj, + (mp_obj_t)&mcu_processor_get_temperature_obj); + +//| uid: bytearray +//| """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); + +MP_PROPERTY_GETTER(mcu_processor_uid_obj, + (mp_obj_t)&mcu_processor_get_uid_obj); + +//| voltage: Optional[float] +//| """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); + +MP_PROPERTY_GETTER(mcu_processor_voltage_obj, + (mp_obj_t)&mcu_processor_get_voltage_obj); + +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_reset_reason), MP_ROM_PTR(&mcu_processor_reset_reason_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_dict_t *)&mcu_processor_locals_dict, +}; |