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Import of the contiki-2.x development code from the SICS internal CVS server

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adamdunkels 2006-06-17 22:41:10 +00:00
commit c9e808d638
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cpu/avr/dev/rtl8019-drv.c Normal file
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/*-----------------------------------------------------------------------------------*/
/*
* Copyright (c) 2001-2004, Adam Dunkels.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This file is part of the uIP TCP/IP stack.
*
* $Id: rtl8019-drv.c,v 1.1 2006/06/17 22:41:21 adamdunkels Exp $
*
*/
#include "net/packet-service.h"
#include "dev/rtl8019dev.h"
#include "net/uip_arp.h"
#include <stdio.h>
static u8_t output(void);
SERVICE(rtl8019_drv_service, packet_service, { output });
PROCESS(rtl8019_drv_process, "RTL8019 driver");
PROCESS_THREAD(rtl8019_drv_process, ev, data)
{
PROCESS_BEGIN();
SERVICE_REGISTER(rtl8019_drv_service);
RTL8019dev_init();
while(1) {
process_poll(&rtl8019_drv_process);
PROCESS_WAIT_EVENT();
uip_len = RTL8019dev_poll();
if(uip_len > 0) {
#define BUF ((struct uip_eth_hdr *)&uip_buf[0])
/* A frame was avaliable (and is now read into the uip_buf), so
we process it. */
if(BUF->type == HTONS(UIP_ETHTYPE_IP)) {
uip_arp_ipin();
uip_len -= sizeof(struct uip_eth_hdr);
tcpip_input();
} else if(BUF->type == HTONS(UIP_ETHTYPE_ARP)) {
uip_arp_arpin();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
RTL8019dev_send();
}
}
}
}
PROCESS_END();
}
/*---------------------------------------------------------------------------*/
static u8_t
output(void)
{
uip_arp_out();
RTL8019dev_send();
return 0;
}
/*---------------------------------------------------------------------------*/