84 lines
3.0 KiB
C
84 lines
3.0 KiB
C
/*
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* This file is part of the Micro Python project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2014 Damien P. George
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef _INCLUDED_MPHAL_H_
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#define _INCLUDED_MPHAL_H_
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#include "py/ringbuf.h"
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struct _mp_print_t;
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// Structure for UART-only output via mp_printf()
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extern const struct _mp_print_t mp_debug_print;
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extern ringbuf_t input_buf;
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// Call this after putting data to input_buf
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void mp_hal_signal_input(void);
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// Call this when data is available in dupterm object
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void mp_hal_signal_dupterm_input(void);
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void mp_hal_init(void);
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void mp_hal_rtc_init(void);
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void mp_hal_feed_watchdog(void);
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uint32_t mp_hal_ticks_us(void);
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void mp_hal_delay_us(uint32_t);
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void mp_hal_set_interrupt_char(int c);
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uint32_t mp_hal_get_cpu_freq(void);
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#define UART_TASK_ID 0
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#define DUPTERM_TASK_ID 1
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void uart_task_init();
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void dupterm_task_init();
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void ets_event_poll(void);
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#define ETS_POLL_WHILE(cond) { while (cond) ets_event_poll(); }
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// needed for machine.I2C
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#include "osapi.h"
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#define mp_hal_delay_us_fast(us) os_delay_us(us)
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// C-level pin HAL
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#include "etshal.h"
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#include "gpio.h"
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#include "esp8266/modpyb.h"
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#define mp_hal_pin_obj_t pyb_pin_obj_t
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#define mp_hal_get_pin_obj(o) mp_obj_get_pin_obj(o)
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#define mp_hal_pin_config_od(p) do { \
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ETS_GPIO_INTR_DISABLE(); \
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PIN_FUNC_SELECT((p)->periph, (p)->func); \
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GPIO_REG_WRITE(GPIO_PIN_ADDR(GPIO_ID_PIN((p)->phys_port)), \
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GPIO_REG_READ(GPIO_PIN_ADDR(GPIO_ID_PIN((p)->phys_port))) \
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| GPIO_PIN_PAD_DRIVER_SET(GPIO_PAD_DRIVER_ENABLE)); /* open drain */ \
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GPIO_REG_WRITE(GPIO_ENABLE_ADDRESS, \
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GPIO_REG_READ(GPIO_ENABLE_ADDRESS) | (1 << (p)->phys_port)); \
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ETS_GPIO_INTR_ENABLE(); \
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} while (0)
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#define mp_hal_pin_low(p) gpio_output_set(0, 1 << (p)->phys_port, 1 << (p)->phys_port, 0)
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#define mp_hal_pin_od_high(p) gpio_output_set(1 << (p)->phys_port, 0, 1 << (p)->phys_port, 0)
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#define mp_hal_pin_read(p) GPIO_INPUT_GET(GPIO_ID_PIN((p)->phys_port))
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#endif // _INCLUDED_MPHAL_H_
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