sd_spi.c File Reference

SPI Slave Control. More...

#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include "stm32f0xx_hal.h"
#include "sd_buffer.h"
#include "sd_uart.h"
#include "sd_spi.h"

Functions
static enum sd_spi_error	sd_spi_rx_isr (struct sd_spi_dev *dev)
	Receive an amount of data in interrupt mode. More...
static void	sd_spi_error_cb (struct sd_spi_dev *dev)
	Handle SPI error interrupts. More...
void	sd_spi2_init (void)
void	HAL_SPI_MspInit (SPI_HandleTypeDef *hspi)
void	HAL_SPI_MspDeInit (SPI_HandleTypeDef *hspi)
enum sd_spi_error	sd_spi_dev_init (struct sd_spi_dev *dev, SPI_HandleTypeDef *spi)
	SPI Device Initialization Initialize SPI device structure. More...
enum sd_spi_error	sd_spi_rx_init (struct sd_spi_dev *dev, struct sd_cbuf *rx_buff)
	SPI Receive Interrupt Initialization Enable and prepare the SPI to receive on interrupt. More...
void	sd_spi_irqhandler (struct sd_spi_dev *dev)
	SPI Interrupt Handler Handle interrupt events on the spi peripheral. More...

Variables
static uint8_t	spi_pkt_buff [256]
SPI_HandleTypeDef	hspi2
struct sd_spi_dev	spi2_dev

Detailed Description

SPI Slave Control.

Author

R. Bush bush@.nosp@m.krtk.nosp@m.l.com

Version

v1.0

Date

2016 March 28

Copyright

FreeBSD

Copyright (c) 2016, krtkl inc. All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

The views and conclusions contained in the software and documentation are those of the authors and should not be interpreted as representing official policies, either expressed or implied, of the FreeBSD Project.