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a5046e83c7
This is a general cleanup of things like code style issues and code structure of the STM32w port to make it more like the rest of Contiki is structured.
107 lines
3.1 KiB
C
107 lines
3.1 KiB
C
/**
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* \addtogroup stm32w-cpu
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*
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* @{
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*/
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/*
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* Copyright (c) 2010, STMicroelectronics.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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#include <stdio.h>
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#include "dev/uart1.h"
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#include PLATFORM_HEADER
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#include "hal/micro/micro-common.h"
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#include "hal/micro/cortexm3/micro-common.h"
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/* #include "uart.h" */
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#ifdef __GNUC__
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# define _LLIO_STDIN ((int) stdin)
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# define _LLIO_STDOUT ((int) stdout)
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# define _LLIO_STDERR ((int) stderr)
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# define _LLIO_ERROR (-1)
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#else
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# ifdef __ICCARM__
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# include <yfuns.h>
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# endif
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#endif
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#undef putchar
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/*--------------------------------------------------------------------------*/
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int
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__attribute__ ((weak)) putchar(int c)
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{
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uart1_writeb(c);
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return c;
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}
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/*--------------------------------------------------------------------------*/
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void
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__io_putchar(char c)
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{
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putchar(c);
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}
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/*--------------------------------------------------------------------------*/
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size_t
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_write(int handle, const unsigned char *buffer, size_t size)
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{
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size_t nChars = 0;
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if(handle != _LLIO_STDOUT && handle != _LLIO_STDERR) {
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return _LLIO_ERROR;
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}
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if(buffer == 0) {
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/* This means that we should flush internal buffers. */
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/* spin until TX complete (TX is idle) */
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while((SC1_UARTSTAT & SC_UARTTXIDLE) != SC_UARTTXIDLE) {
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}
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return 0;
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}
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/* ensure port is configured for UART */
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if(SC1_MODE != SC1_MODE_UART) {
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return _LLIO_ERROR;
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}
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while(size--) {
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__io_putchar(*buffer++);
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++nChars;
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}
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return nChars;
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}
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/*--------------------------------------------------------------------------*/
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size_t
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_read(int handle, unsigned char *buffer, size_t size)
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{
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return 0;
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}
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/** @} */
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