/* ONC/RPC Interface Declarations for the Raspberry Pi LPC1114 I/O Processor   */
/* Expansion Board SPI Agent                                                   */

/* Copyright (C)2013-2018, Philip Munts, President, Munts AM Corp.             */
/*                                                                             */
/* Redistribution and use in source and binary forms, with or without          */
/* modification, are permitted provided that the following conditions are met: */
/*                                                                             */
/* * Redistributions of source code must retain the above copyright notice,    */
/*   this list of conditions and the following disclaimer.                     */
/*                                                                             */
/* 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 HOLDER 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.                                                 */

/* SPI commmand message structure */

struct SPIAGENT_COMMAND_MSG_t
{
  unsigned int command;
  unsigned int pin;
  unsigned int data;
};

/* SPI response message structure */

struct SPIAGENT_RESPONSE_MSG_t
{
  unsigned int command;
  unsigned int pin;
  unsigned int data;
  unsigned int error;
};

program SPI_AGENT_ONCRPC
{
  version SPI_AGENT_ONCRPC_VERS
  {
    SPIAGENT_RESPONSE_MSG_t spi_transaction(SPIAGENT_COMMAND_MSG_t cmd) = 1;
  } = 1;
} = 10000;