/*
 *-----------------------------------------------------------------------------
 * The confidential and proprietary information contained in this file may
 * only be used by a person authorised under and to the extent permitted
 * by a subsisting licensing agreement from Arm Limited or its affiliates.
 *
 *            (C) COPYRIGHT 2010-2013 Arm Limited or its affiliates.
 *                ALL RIGHTS RESERVED
 *
 * This entire notice must be reproduced on all copies of this file
 * and copies of this file may only be made by a person if such person is
 * permitted to do so under the terms of a subsisting license agreement
 * from Arm Limited or its affiliates.
 *
 *      SVN Information
 *
 *      Checked In          : $Date: 2017-10-10 15:55:38 +0100 (Tue, 10 Oct 2017) $
 *
 *      Revision            : $Revision: 371321 $
 *
 *      Release Information : Cortex-M System Design Kit-r1p1-00rel0
 *-----------------------------------------------------------------------------
 */


#if defined ( __CC_ARM   )
/******************************************************************************/
/* Retarget functions for ARM DS-5 Professional / Keil MDK                                 */
/******************************************************************************/

#include <stdio.h>
#include <time.h>
#include <rt_misc.h>
#include "CMSDK_CM0.h"
#pragma import(__use_no_semihosting_swi)

//extern unsigned char UartGetc(void);
extern unsigned char UartPutc(CMSDK_UART_TypeDef *CMSDK_UART ,unsigned char my_ch);
struct __FILE { int handle; /* Add whatever you need here */ };
FILE __stdout;
FILE __stdin;


int fputc(int ch, FILE *f) {
  return (UartPutc(CMSDK_UART1 ,ch));
}


int ferror(FILE *f) {
  /* Your implementation of ferror */
  return EOF;
}

void _ttywrch(int ch) {
  UartPutc (CMSDK_UART1 ,ch);
}


void _sys_exit(int return_code) {
label:  goto label;  /* endless loop */
}

#else

/******************************************************************************/
/* Retarget functions for GNU Tools for ARM Embedded Processors               */
/******************************************************************************/
#include <stdio.h>
#include <sys/stat.h>

extern unsigned char UartPutc(unsigned char my_ch);

__attribute__ ((used))  int _write (int fd, char *ptr, int len)
{
  size_t i;
  for (i=0; i<len;i++) {
    UartPutc(ptr[i]); // call character output function
    }
  return len;
}


#endif
