esp-idf/components/freemodbus/port/port.h
aleks aaa1cb6eec freemodbus: change critical sections to semaphore mutex
revert changes made in mbrtu.c, mbascii.c
change critical section type to semaphore mutex instead of spin lock

Closes: https://github.com/espressif/esp-idf/issues/3009
2019-03-07 09:59:40 +01:00

102 lines
3.4 KiB
C

/*
* FreeModbus Libary: ESP32 Port Demo Application
* Copyright (C) 2010 Christian Walter <cwalter@embedded-solutions.at>
*
*
* 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* IF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR 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: $Id: portother.c,v 1.1 2010/06/06 13:07:20 wolti Exp $
*/
#ifndef _PORT_H
#define _PORT_H
/* ----------------------- Platform includes --------------------------------*/
#include "driver/uart.h"
#include "driver/timer.h"
#include "esp_log.h"
#include "freertos/FreeRTOS.h"
#include "freertos/xtensa_api.h"
#include "freertos/portmacro.h"
#include "sdkconfig.h"
/* ----------------------- Defines ------------------------------------------*/
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#define MB_PORT_TAG "MB_PORT"
#define MB_PORT_CHECK(a, ret_val, str, ...) \
if (!(a)) { \
ESP_LOGE(MB_PORT_TAG, "%s(%u): " str, __FUNCTION__, __LINE__, ##__VA_ARGS__); \
return (ret_val); \
}
#define INLINE inline
#define PR_BEGIN_EXTERN_C extern "C" {
#define PR_END_EXTERN_C }
#define MB_ENTER_CRITICAL_ISR(mux) portENTER_CRITICAL_ISR(mux)
#define MB_EXIT_CRITICAL_ISR(mux) portEXIT_CRITICAL_ISR(mux)
#define MB_ENTER_CRITICAL(mux) portENTER_CRITICAL(mux)
#define MB_EXIT_CRITICAL(mux) portEXIT_CRITICAL(mux)
#define ENTER_CRITICAL_SECTION( ) { ESP_LOGD(MB_PORT_TAG,"%s: Port enter critical.", __func__); \
vMBPortEnterCritical(); }
#define EXIT_CRITICAL_SECTION( ) { vMBPortExitCritical(); \
ESP_LOGD(MB_PORT_TAG,"%s: Port exit critical", __func__); }
typedef char BOOL;
typedef unsigned char UCHAR;
typedef char CHAR;
typedef unsigned short USHORT;
typedef short SHORT;
typedef unsigned long ULONG;
typedef long LONG;
#ifndef TRUE
#define TRUE 1
#endif
#ifndef FALSE
#define FALSE 0
#endif
void vMBPortSetWithinException( BOOL bInException );
void vMBPortEnterCritical(void);
void vMBPortExitCritical(void);
BOOL xMBPortSerialTxPoll();
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif