119 lines
4.1 KiB
C
119 lines
4.1 KiB
C
/*
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* Copyright (c) 2013 - 2014, Freescale Semiconductor, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* o Redistributions of source code must retain the above copyright notice, this list
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* of conditions and the following disclaimer.
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*
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* o Redistributions in binary form must reproduce the above copyright notice, this
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* list of conditions and the following disclaimer in the documentation and/or
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* other materials provided with the distribution.
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*
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* o Neither the name of Freescale Semiconductor, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#if !defined(__HOST_HARDWARE_H__)
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#define __HOST_HARDWARE_H__
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#include "bootloader_common.h"
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#include "microseconds/microseconds.h"
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#include "dspi/fsl_dspi.h"
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/*******************************************************************************
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* Definitions
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******************************************************************************/
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#define UART_INSTANCE 4
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#define SPI_INSTANCE 2
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#define I2C_INSTANCE 0
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#define FLEXCAN_INSTANCE 0
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/*! @brief uart baud rate value limit */
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enum _uart_baud_value
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{
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kUART_MIN_BAUD = 19200,
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kUART_MAX_BAUD = 230400,
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kUART_DEFAULT_BAUD = 57600
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};
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/*! @brief FelxCAN frequency */
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enum _flexcan_freq_value
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{
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kFLEXCAN_125K = 125,
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kFLEXCAN_250K = 250,
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kFLEXCAN_500K = 500,
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kFLEXCAN_750K = 750,
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kFLEXCAN_1000K = 1000,
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};
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/*******************************************************************************
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* API
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******************************************************************************/
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#if defined(__cplusplus)
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extern "C" {
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#endif /* __cplusplus */
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/*! @brief initialize all hardware */
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void hardware_init(void);
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/*! @brief receiving host char command process */
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bool wait_uart_char(uint8_t *data);
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uint8_t wait_uart_char_blocking(void);
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/*! @brief spi config speed process */
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void configure_spi_speed(uint32_t speedkhz);
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/*! @brief spi receiving data process */
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status_t receive_spi_data(uint8_t *dest, uint32_t readLength);
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/*! @brief spi send data process */
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status_t send_spi_data(uint8_t *src, uint32_t writeLength);
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/*! @brief i2c config speed process */
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void configure_i2c_speed(uint32_t speedkhz);
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/*! @brief i2c sending data process */
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status_t send_i2c_data(uint8_t *src, uint32_t writeLength);
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/*! @brief i2c receiving data process */
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status_t receive_i2c_data(uint8_t *dest, uint32_t readLength);
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/*! @brief uart config speed process */
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void configure_uart_speed(uint32_t baud);
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/*! @brief uart send data process */
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status_t send_uart_data(uint8_t *src, uint32_t writeLength);
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/*! @brief uart receiving data process */
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status_t receive_uart_data(uint8_t *dest, uint32_t readLength);
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/*! @brief flexCAN config speed process */
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void configure_can_speed(uint32_t speed);
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/*! @brief flexCAN sending data process */
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status_t send_can_data(uint8_t *src, uint32_t writeLength);
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/*! @brief flexCAN receiving data process */
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status_t receive_can_data(uint8_t *dest, uint32_t readLength);
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#if defined(__cplusplus)
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}
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#endif /* __cplusplus */
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#endif /* __HOST_HARDWARE_H__ */
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