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clean code in simulator/drivers/serial.c

This commit is contained in:
prife 2013-02-07 23:27:29 +08:00
parent 81751d99cc
commit fd5dfc723c
1 changed files with 16 additions and 19 deletions
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35
bsp/simulator/drivers/serial.c
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@ -1,14 +1,23 @@
/*
******************************************************************************
* By : parai
* email:parai@foxmail.com
* virtual serial driver
******************************************************************************
*/
* File : serial.c
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2013 RT-Thread Develop Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2009-02-05 Bernard first version
* 2009-10-25 Bernard fix rt_serial_read bug when there is no data
* in the buffer.
* 2010-03-29 Bernard cleanup code.
* 2013-02-7 prife rewrite for simulator
*/
#include <rthw.h>
#define _DEBUG_SERIAL 0
#include "serial.h"
#include <stdio.h>
@ -85,17 +94,11 @@ static rt_err_t rt_serial_init(rt_device_t dev)
static rt_err_t rt_serial_open(rt_device_t dev, rt_uint16_t oflag)
{
#if _DEBUG_SERIAL==1
printf("in rt_serial_open()\n");
#endif
return RT_EOK;
}
static rt_err_t rt_serial_close(rt_device_t dev)
{
#if _DEBUG_SERIAL==1
printf("in rt_serial_close()\n");
#endif
return RT_EOK;
}
static rt_size_t rt_serial_read(rt_device_t dev, rt_off_t pos, void *buffer, rt_size_t size)
@ -152,9 +155,6 @@ static rt_size_t rt_serial_read(rt_device_t dev, rt_off_t pos, void *buffer, rt_
static rt_size_t rt_serial_write(rt_device_t dev, rt_off_t pos, const void *buffer, rt_size_t size)
{
int level;
#if _DEBUG_SERIAL==1
printf("in rt_serial_write()\n");
#endif
#if 0
if (fp == NULL)
fp = fopen("log.txt", "wb+");
@ -196,9 +196,6 @@ static rt_err_t rt_serial_control(rt_device_t dev, rt_uint8_t cmd, void *args)
rt_err_t rt_hw_serial_register(rt_device_t device, const char *name, rt_uint32_t flag)
{
RT_ASSERT(device != RT_NULL);
#if _DEBUG_SERIAL==1
printf("in rt_serial_register()\n");
#endif
device->type = RT_Device_Class_Char;
device->rx_indicate = RT_NULL;
device->tx_complete = RT_NULL;