/*
 * Device and application specific definitions for CANopenNode.
 *
 * @file        CO_driver_target.h
 * @author      Janez Paternoster
 * @copyright   2020 Janez Paternoster
 *
 * This file is part of CANopenNode, an opensource CANopen Stack.
 * Project home page is <https://github.com/CANopenNode/CANopenNode>.
 * For more information on CANopen see <http://www.can-cia.org/>.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


#ifndef CO_DRIVER_TARGET
#define CO_DRIVER_TARGET

/* This file contains device and application specific definitions.
 * It is included from CO_driver.h, which contains documentation
 * for definitions below. */

#include <stddef.h>
#include <stdbool.h>
#include <stdint.h>

#ifdef __cplusplus
extern "C" {
#endif

/* Basic definitions */
#define CO_LITTLE_ENDIAN
#define CO_USE_LEDS
/* NULL is defined in stddef.h */
/* true and false are defined in stdbool.h */
/* int8_t to uint64_t are defined in stdint.h */
typedef unsigned char           bool_t;
typedef float                   float32_t;
typedef long double             float64_t;
typedef char                    char_t;
typedef unsigned char           oChar_t;
typedef unsigned char           domain_t;


/* Access to received CAN message */
#define CO_CANrxMsg_readIdent(msg) ((uint16_t)0)
#define CO_CANrxMsg_readDLC(msg)   ((uint8_t)0)
#define CO_CANrxMsg_readData(msg)  ((uint8_t *)NULL)

/* Received message object */
typedef struct {
    uint16_t ident;
    uint16_t mask;
    void *object;
    void (*CANrx_callback)(void *object, void *message);
} CO_CANrx_t;

/* Transmit message object */
typedef struct {
    uint32_t ident;
    uint8_t DLC;
    uint8_t data[8];
    volatile bool_t bufferFull;
    volatile bool_t syncFlag;
} CO_CANtx_t;

/* CAN module object */
typedef struct {
    void *CANptr;
    CO_CANrx_t *rxArray;
    uint16_t rxSize;
    CO_CANtx_t *txArray;
    uint16_t txSize;
    volatile bool_t CANnormal;
    volatile bool_t useCANrxFilters;
    volatile bool_t bufferInhibitFlag;
    volatile bool_t firstCANtxMessage;
    volatile uint16_t CANtxCount;
    uint32_t errOld;
    void *em;
} CO_CANmodule_t;


/* (un)lock critical section in CO_CANsend() */
#define CO_LOCK_CAN_SEND()
#define CO_UNLOCK_CAN_SEND()

/* (un)lock critical section in CO_errorReport() or CO_errorReset() */
#define CO_LOCK_EMCY()
#define CO_UNLOCK_EMCY()

/* (un)lock critical section when accessing Object Dictionary */
#define CO_LOCK_OD()
#define CO_UNLOCK_OD()

/* Synchronization between CAN receive and message processing threads. */
#define CO_MemoryBarrier()
#define CO_CANrxNew_READ(rxNew) ((rxNew) != NULL)
#define CO_CANrxNew_SET(rxNew) {CO_MemoryBarrier(); rxNew = (void*)1L;}
#define CO_CANrxNew_CLEAR(rxNew) {CO_MemoryBarrier(); rxNew = NULL;}


#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif /* CO_DRIVER_TARGET */