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/* Copyright 2021 QMK
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include "quantum.h"
#include "serial.h"
#include "printf.h"
#include <ch.h>
#include <hal.h>
#if !defined(SERIAL_USART_DRIVER)
# define SERIAL_USART_DRIVER SD1
#endif
#if !defined(USE_GPIOV1)
/* The default PAL alternate modes are used to signal that the pins are used for USART. */
# if !defined(SERIAL_USART_TX_PAL_MODE)
# define SERIAL_USART_TX_PAL_MODE 7
# endif
# if !defined(SERIAL_USART_RX_PAL_MODE)
# define SERIAL_USART_RX_PAL_MODE 7
# endif
#endif
#if defined(SOFT_SERIAL_PIN)
# define SERIAL_USART_TX_PIN SOFT_SERIAL_PIN
#endif
#if !defined(SERIAL_USART_TX_PIN)
# define SERIAL_USART_TX_PIN A9
#endif
#if !defined(SERIAL_USART_RX_PIN)
# define SERIAL_USART_RX_PIN A10
#endif
#if !defined(USART_CR1_M0)
# define USART_CR1_M0 USART_CR1_M // some platforms (f1xx) dont have this so
#endif
#if !defined(SERIAL_USART_CR1)
# define SERIAL_USART_CR1 (USART_CR1_PCE | USART_CR1_PS | USART_CR1_M0) // parity enable, odd parity, 9 bit length
#endif
#if !defined(SERIAL_USART_CR2)
# define SERIAL_USART_CR2 (USART_CR2_STOP_1) // 2 stop bits
#endif
#if !defined(SERIAL_USART_CR3)
# define SERIAL_USART_CR3 0
#endif
#if defined(USART1_REMAP)
# define USART_REMAP \
do { \
(AFIO->MAPR |= AFIO_MAPR_USART1_REMAP); \
} while (0)
#elif defined(USART2_REMAP)
# define USART_REMAP \
do { \
(AFIO->MAPR |= AFIO_MAPR_USART2_REMAP); \
} while (0)
#elif defined(USART3_PARTIALREMAP)
# define USART_REMAP \
do { \
(AFIO->MAPR |= AFIO_MAPR_USART3_REMAP_PARTIALREMAP); \
} while (0)
#elif defined(USART3_FULLREMAP)
# define USART_REMAP \
do { \
(AFIO->MAPR |= AFIO_MAPR_USART3_REMAP_FULLREMAP); \
} while (0)
#endif
#if !defined(SELECT_SOFT_SERIAL_SPEED)
# define SELECT_SOFT_SERIAL_SPEED 1
#endif
#if defined(SERIAL_USART_SPEED)
// Allow advanced users to directly set SERIAL_USART_SPEED
#elif SELECT_SOFT_SERIAL_SPEED == 0
# define SERIAL_USART_SPEED 460800
#elif SELECT_SOFT_SERIAL_SPEED == 1
# define SERIAL_USART_SPEED 230400
#elif SELECT_SOFT_SERIAL_SPEED == 2
# define SERIAL_USART_SPEED 115200
#elif SELECT_SOFT_SERIAL_SPEED == 3
# define SERIAL_USART_SPEED 57600
#elif SELECT_SOFT_SERIAL_SPEED == 4
# define SERIAL_USART_SPEED 38400
#elif SELECT_SOFT_SERIAL_SPEED == 5
# define SERIAL_USART_SPEED 19200
#else
# error invalid SELECT_SOFT_SERIAL_SPEED value
#endif
#if !defined(SERIAL_USART_TIMEOUT)
# define SERIAL_USART_TIMEOUT 100
#endif
#define HANDSHAKE_MAGIC 7
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