btstack/platform/chibios/retarget_chibios.c
2023-01-01 23:30:53 +01:00

120 lines
2.8 KiB
C

/*
* Copyright (C) 2022 BlueKitchen GmbH
*
* 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 copyright holders nor the names of
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH 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 BLUEKITCHEN
* GMBH 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.
*
*/
/*
* retarget_chibios.c
*
* retarget printf and friends for ChibiOS/HAL
*/
#define BTSTACK_FILE__ "hal_uart_dma_chibios.c"
#include "btstack_config.h"
#include "btstack_debug.h"
#include "btstack_util.h"
#include <stdio.h>
#include <unistd.h>
#include <errno.h>
// retarget printf and friends
#ifndef ENABLE_SEGGER_RTT
#include "hal.h"
/**
* Use USART_CONSOLE as a console.
* This is a syscall for newlib
* @param file
* @param ptr
* @param len
* @return
*/
int _write(int file, char *ptr, int len);
int _write(int file, char *ptr, int len){
UNUSED(file);
#ifdef HAL_DEBUG_SERIAL
sdWrite(&HAL_DEBUG_SERIAL, (const uint8_t *) ptr, len);
#endif
errno = EIO;
return -1;
}
#endif
int _read(int file, char * ptr, int len){
UNUSED(file);
UNUSED(ptr);
UNUSED(len);
return -1;
}
int _lseek(int file){
UNUSED(file);
return -1;
}
int _close(int file){
UNUSED(file);
return -1;
}
int _isatty(int file){
UNUSED(file);
return -1;
}
int _fstat(int file){
UNUSED(file);
return -1;
}
void _exit(int err){
UNUSED(err);
while(1);
}
int _kill(int pid){
UNUSED(pid);
return -1;
}
int _getpid(void){
return -1;
}
void * _sbrk(intptr_t increment){
UNUSED(increment);
// btstack_assert(false);
return (void*) -1;
}