98 lines
3.4 KiB
C
98 lines
3.4 KiB
C
/*
|
|
* This file is part of the MicroPython project, http://micropython.org/
|
|
*
|
|
* Development of the code in this file was sponsored by Microbric Pty Ltd
|
|
*
|
|
* The MIT License (MIT)
|
|
*
|
|
* Copyright (c) 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.
|
|
*/
|
|
|
|
#ifndef INCLUDED_MPHALPORT_H
|
|
#define INCLUDED_MPHALPORT_H
|
|
|
|
#include "py/ringbuf.h"
|
|
#include "lib/utils/interrupt_char.h"
|
|
|
|
#include "freertos/FreeRTOS.h"
|
|
#include "freertos/task.h"
|
|
|
|
// The core that the MicroPython task(s) are pinned to
|
|
#define MP_TASK_COREID (1)
|
|
|
|
extern TaskHandle_t mp_main_task_handle;
|
|
|
|
extern ringbuf_t stdin_ringbuf;
|
|
|
|
uint32_t mp_hal_ticks_us(void);
|
|
__attribute__((always_inline)) static inline uint32_t mp_hal_ticks_cpu(void) {
|
|
uint32_t ccount;
|
|
__asm__ __volatile__("rsr %0,ccount":"=a" (ccount));
|
|
return ccount;
|
|
}
|
|
|
|
void mp_hal_delay_us(uint32_t);
|
|
#define mp_hal_delay_us_fast(us) ets_delay_us(us)
|
|
void mp_hal_set_interrupt_char(int c);
|
|
uint32_t mp_hal_get_cpu_freq(void);
|
|
|
|
#define mp_hal_quiet_timing_enter() MICROPY_BEGIN_ATOMIC_SECTION()
|
|
#define mp_hal_quiet_timing_exit(irq_state) MICROPY_END_ATOMIC_SECTION(irq_state)
|
|
|
|
// Wake up the main task if it is sleeping
|
|
void mp_hal_wake_main_task_from_isr(void);
|
|
|
|
// C-level pin HAL
|
|
#include "py/obj.h"
|
|
#include "driver/gpio.h"
|
|
#define MP_HAL_PIN_FMT "%u"
|
|
#define mp_hal_pin_obj_t gpio_num_t
|
|
mp_hal_pin_obj_t machine_pin_get_id(mp_obj_t pin_in);
|
|
#define mp_hal_get_pin_obj(o) machine_pin_get_id(o)
|
|
#define mp_obj_get_pin(o) machine_pin_get_id(o) // legacy name; only to support esp8266/modonewire
|
|
#define mp_hal_pin_name(p) (p)
|
|
static inline void mp_hal_pin_input(mp_hal_pin_obj_t pin) {
|
|
gpio_pad_select_gpio(pin);
|
|
gpio_set_direction(pin, GPIO_MODE_INPUT);
|
|
}
|
|
static inline void mp_hal_pin_output(mp_hal_pin_obj_t pin) {
|
|
gpio_pad_select_gpio(pin);
|
|
gpio_set_direction(pin, GPIO_MODE_INPUT_OUTPUT);
|
|
}
|
|
static inline void mp_hal_pin_open_drain(mp_hal_pin_obj_t pin) {
|
|
gpio_pad_select_gpio(pin);
|
|
gpio_set_direction(pin, GPIO_MODE_INPUT_OUTPUT_OD);
|
|
}
|
|
static inline void mp_hal_pin_od_low(mp_hal_pin_obj_t pin) {
|
|
gpio_set_level(pin, 0);
|
|
}
|
|
static inline void mp_hal_pin_od_high(mp_hal_pin_obj_t pin) {
|
|
gpio_set_level(pin, 1);
|
|
}
|
|
static inline int mp_hal_pin_read(mp_hal_pin_obj_t pin) {
|
|
return gpio_get_level(pin);
|
|
}
|
|
static inline void mp_hal_pin_write(mp_hal_pin_obj_t pin, int v) {
|
|
gpio_set_level(pin, v);
|
|
}
|
|
|
|
#endif // INCLUDED_MPHALPORT_H
|