firmware/export/spi.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2007 by Catalin Patulea
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21 #ifndef __SPI_H__
  22 #define __SPI_H__
  23
  24 #include <inttypes.h>
  25 #include <stdbool.h>
  26 #include "spi-target.h" /* for SPI_target */
  27
  28 void spi_init(void);
  29 int spi_block_transfer(enum SPI_target target,
  30                        const uint8_t *tx_bytes, unsigned int tx_size,
  31                              uint8_t *rx_bytes, unsigned int rx_size);
  32
  33
  34 #endif