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micropython/py/mphal.h
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/* | |
* This file is part of the MicroPython project, http://micropython.org/ | |
* | |
* The MIT License (MIT) | |
* | |
* Copyright (c) 2015 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. | |
*/ | |
#ifndef MICROPY_INCLUDED_PY_MPHAL_H | |
#define MICROPY_INCLUDED_PY_MPHAL_H | |
#include <stdint.h> | |
#include "py/mpconfig.h" | |
#ifdef MICROPY_MPHALPORT_H | |
#include MICROPY_MPHALPORT_H | |
#else | |
#include <mphalport.h> | |
#endif | |
// On embedded platforms, these will typically enable/disable irqs. | |
#ifndef MICROPY_BEGIN_ATOMIC_SECTION | |
#define MICROPY_BEGIN_ATOMIC_SECTION() (0) | |
#endif | |
#ifndef MICROPY_END_ATOMIC_SECTION | |
#define MICROPY_END_ATOMIC_SECTION(state) (void)(state) | |
#endif | |
#ifndef mp_hal_stdio_poll | |
uintptr_t mp_hal_stdio_poll(uintptr_t poll_flags); | |
#endif | |
#ifndef mp_hal_stdin_rx_chr | |
int mp_hal_stdin_rx_chr(void); | |
#endif | |
#ifndef mp_hal_stdout_tx_str | |
void mp_hal_stdout_tx_str(const char *str); | |
#endif | |
#ifndef mp_hal_stdout_tx_strn | |
mp_uint_t mp_hal_stdout_tx_strn(const char *str, size_t len); | |
#endif | |
#ifndef mp_hal_stdout_tx_strn_cooked | |
void mp_hal_stdout_tx_strn_cooked(const char *str, size_t len); | |
#endif | |
#ifndef mp_hal_delay_ms | |
void mp_hal_delay_ms(mp_uint_t ms); | |
#endif | |
#ifndef mp_hal_delay_us | |
void mp_hal_delay_us(mp_uint_t us); | |
#endif | |
#ifndef mp_hal_ticks_ms | |
mp_uint_t mp_hal_ticks_ms(void); | |
#endif | |
#ifndef mp_hal_ticks_us | |
mp_uint_t mp_hal_ticks_us(void); | |
#endif | |
#ifndef mp_hal_ticks_cpu | |
mp_uint_t mp_hal_ticks_cpu(void); | |
#endif | |
#ifndef mp_hal_time_ns | |
// Nanoseconds since the Epoch. | |
uint64_t mp_hal_time_ns(void); | |
#endif | |
// If port HAL didn't define its own pin API, use generic | |
// "virtual pin" API from the core. | |
#ifndef mp_hal_pin_obj_t | |
#define mp_hal_pin_obj_t mp_obj_t | |
#define mp_hal_get_pin_obj(pin) (pin) | |
#define mp_hal_pin_read(pin) mp_virtual_pin_read(pin) | |
#define mp_hal_pin_write(pin, v) mp_virtual_pin_write(pin, v) | |
#include "extmod/virtpin.h" | |
#endif | |
// Event handling and wait-for-event functions. | |
#ifndef MICROPY_INTERNAL_WFE | |
// Fallback definition for ports that don't need to suspend the CPU. | |
#define MICROPY_INTERNAL_WFE(TIMEOUT_MS) (void)0 | |
#endif | |
#ifndef MICROPY_INTERNAL_EVENT_HOOK | |
// Fallback definition for ports that don't need any port-specific | |
// non-blocking event processing. | |
#define MICROPY_INTERNAL_EVENT_HOOK (void)0 | |
#endif | |
#endif // MICROPY_INCLUDED_PY_MPHAL_H |