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/*
* Copyright (c) 2013 TRUSTONIC LIMITED
* 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.
*
* 3. Neither the name of the TRUSTONIC LIMITED nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* 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.
*/
/**
* @file dci.h
* @brief Contains DCI (Driver Control
* Interface) definitions and data structures
*
*/
#ifndef __DCI_H__
#define __DCI_H__
typedef uint32_t dciCommandId_t;
typedef uint32_t dciResponseId_t;
typedef uint32_t dciReturnCode_t;
/**< Responses have bit 31 set */
#define RSP_ID_MASK (1U << 31)
#define RSP_ID(cmdId) (((uint32_t)(cmdId)) | RSP_ID_MASK)
#define IS_CMD(cmdId) ((((uint32_t)(cmdId)) & RSP_ID_MASK) == 0)
#define IS_RSP(cmdId) ((((uint32_t)(cmdId)) & RSP_ID_MASK) == RSP_ID_MASK)
/**
* Return codes of driver commands.
*/
#define RET_OK 0
#define RET_ERR_UNKNOWN_CMD 1
#define RET_ERR_NOT_SUPPORTED 2
#define RET_ERR_INTERNAL_ERROR 3
/* ... add more error codes when needed */
/**
* DCI command header.
*/
typedef struct{
dciCommandId_t commandId; /**< Command ID */
} dciCommandHeader_t;
/**
* DCI response header.
*/
typedef struct{
dciResponseId_t responseId; /**< Response ID (must be command ID | RSP_ID_MASK )*/
dciReturnCode_t returnCode; /**< Return code of command */
} dciResponseHeader_t;
#endif // __DCI_H__