xref: /btstack/3rd-party/segger-rtt/SEGGER_RTT_Syscalls_IAR.c (revision 7dc86dfd3569d69491d87d64749fd45afb46c67a)

/*********************************************************************
*               SEGGER MICROCONTROLLER GmbH & Co. KG                 *
*       Solutions for real time microcontroller applications         *
**********************************************************************
*                                                                    *
*       (c) 2014 - 2016  SEGGER Microcontroller GmbH & Co. KG        *
*                                                                    *
*       www.segger.com     Support: [email protected]               *
*                                                                    *
**********************************************************************
*                                                                    *
*       SEGGER RTT * Real Time Transfer for embedded targets         *
*                                                                    *
**********************************************************************
*                                                                    *
* All rights reserved.                                               *
*                                                                    *
* SEGGER strongly recommends to not make any changes                 *
* to or modify the source code of this software in order to stay     *
* compatible with the RTT protocol and J-Link.                       *
*                                                                    *
* Redistribution and use in source and binary forms, with or         *
* without modification, are permitted provided that the following    *
* conditions are met:                                                *
*                                                                    *
* o Redistributions of source code must retain the above copyright   *
*   notice, this list of conditions and the following disclaimer.    *
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* o Redistributions in binary form must reproduce the above          *
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*   disclaimer in the documentation and/or other materials provided  *
*   with the distribution.                                           *
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* o Neither the name of SEGGER Microcontroller GmbH & Co. KG         *
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**********************************************************************
---------------------------END-OF-HEADER------------------------------
File    : SEGGER_RTT_Syscalls_IAR.c
Purpose : Low-level functions for using printf() via RTT in IAR.
          To use RTT for printf output, include this file in your
          application and set the Library Configuration to Normal.
Revision: $Rev: 4351 $
----------------------------------------------------------------------
*/
#ifdef __IAR_SYSTEMS_ICC__

#include <yfuns.h>
#include "SEGGER_RTT.h"
#pragma module_name = "?__write"

/*********************************************************************
*
*       Function prototypes
*
**********************************************************************
*/
size_t __write(int handle, const unsigned char * buffer, size_t size);

/*********************************************************************
*
*       Global functions
*
**********************************************************************
*/
/*********************************************************************
*
*       __write()
*
* Function description
*   Low-level write function.
*   Standard library subroutines will use this system routine
*   for output to all files, including stdout.
*   Write data via RTT.
*/
size_t __write(int handle, const unsigned char * buffer, size_t size) {
  (void) handle;  /* Not used, avoid warning */
  SEGGER_RTT_Write(0, (const char*)buffer, size);
  return size;
}

/*********************************************************************
*
*       __write_buffered()
*
* Function description
*   Low-level write function.
*   Standard library subroutines will use this system routine
*   for output to all files, including stdout.
*   Write data via RTT.
*/
size_t __write_buffered(int handle, const unsigned char * buffer, size_t size) {
  (void) handle;  /* Not used, avoid warning */
  SEGGER_RTT_Write(0, (const char*)buffer, size);
  return size;
}

#endif
/****** End Of File *************************************************/