llserstb.c

dm642网络传输程序

//--------------------------------------------------------------------------
// IP Stack
//--------------------------------------------------------------------------
// llSerStb.c
//
// Serial Port Stub Driver
//
// Author: Michael A. Denio
// Copyright 2001, 2003 by Texas Instruments Inc.
//-------------------------------------------------------------------------
#include <stkmain.h>

//--------------------------------------------------------------------
// PUBLIC FUNCTIONS USED BY NETCTRL
//--------------------------------------------------------------------

//--------------------------------------------------------------------
// _llSerialInit()
//
// Opens the serial driver environment and enumerates devices
//--------------------------------------------------------------------
uint _llSerialInit(STKEVENT_Handle hEvent)
{
    (void)hEvent;
    return( 0 );
}

//--------------------------------------------------------------------
// _llSerialShutdown()
//
// Called to shutdown serial driver environment
//--------------------------------------------------------------------
void _llSerialShutdown()
{
}

//--------------------------------------------------------------------
// _llSerialServiceCheck()
//
// Called to check for HDLC/Charmode activity
//--------------------------------------------------------------------
void _llSerialServiceCheck( uint fTimerTick )
{
    (void)fTimerTick;
}

//--------------------------------------------------------------------
// _llSerialSend( uint dev, UINT8 *pBuf, uint len )
//
// Send a block of data in character mode
//
// Returns the number of characters queued onto the send buffer
//--------------------------------------------------------------------
uint  _llSerialSend(uint dev, UINT8 *pBuf, uint len)
{
    (void)dev;
    (void)pBuf;
    (void)len;
    return(0);
}

//--------------------------------------------------------------------
// PUBLIC FUNCTIONS USED BY THE STACK
//--------------------------------------------------------------------

//--------------------------------------------------------------------
// llSerialOpen(uint dev, void (*cbInput)(char c))
//
// Opens the device for charater mode. The device can be
// be open for both character and HDLC mode simultaneously
//--------------------------------------------------------------------
uint llSerialOpen(uint dev, void (*cbInput)(char c))
{
    (void)dev;
    (void)cbInput;
    return(0);
}

//--------------------------------------------------------------------
// llSerialClose( uint dev )
//
// Close the device
//--------------------------------------------------------------------
void llSerialClose( uint dev )
{
    (void)dev;
}

//--------------------------------------------------------------------
// llSerialOpenHDLC()
//
// Opens the device for HDLC mode. The device can be
// be open for both character and HDLC mode simultaneously
//--------------------------------------------------------------------
uint  llSerialOpenHDLC( uint dev, HANDLE hHDLC,
                        void (*cbTimer)(HANDLE h),
                        void (*cbInput)(PBM_Handle hPkt) )
{
    (void)dev;
    (void)hHDLC;
    (void)cbTimer;
    (void)cbInput;
    return(0);
}

//--------------------------------------------------------------------
// llSerialCloseHDLC()
//
// Close the device for charater mode.
//--------------------------------------------------------------------
void llSerialCloseHDLC( uint dev )
{
    (void)dev;
}

//--------------------------------------------------------------------
// llSerialSendPkt()
//
// Called to send data in packet form.
//--------------------------------------------------------------------
void  llSerialSendPkt( uint dev, PBM_Handle hPkt )
{
    (void)dev;
    (void)hPkt;
}

//--------------------------------------------------------------------
// llSerialHDLCPeerMap( uint dev, UINT32 peerMap )
//
// Called to update the sending peer map.
//--------------------------------------------------------------------
void  llSerialHDLCPeerMap( uint dev, UINT32 peerMap )
{
    (void)dev;
    (void)peerMap;
}

//--------------------------------------------------------------------
// void llSerialService()
//
// Called to service serial drivers and pass up packets to the
// HDLC module. Feed character mode data to application callback
//--------------------------------------------------------------------
void llSerialService()
{
}

//--------------------------------------------------------------------
// llSerialConfig()
//
// Called to configure the serial port baud rate and mode
//--------------------------------------------------------------------
void llSerialConfig( uint dev, uint baud, uint mode, uint flowctrl )
{
    (void)dev;
    (void)baud;
    (void)mode;
    (void)flowctrl;
}