eth.c

来自「LPC2292 bios测试程序 说明：YL_LPC229X_BIOS_Dat」· C语言 代码 · 共 51 行

#include "../../inc/config.h"
#include "skbuff.h"
#include "eth.h"
#include "mac.h"
#include "utils.h"

#ifdef	TFTP_DOWNLOAD_SUPPORT

int eth_init( void )
{
	return board_eth_init();
}

int eth_lnk_stat( void )
{
	return board_eth_lnk_stat();
}

int eth_send( struct sk_buff* skb , unsigned char* dest_addr ,
	unsigned short proto )
{
	struct ethhdr* eth_hdr;
	unsigned char local_eth_addr[ETH_ALEN];

	eth_get_addr( local_eth_addr );

	eth_hdr = ( struct ethhdr * ) skb_push( skb , ETH_HLEN );

	memcpy( ( unsigned char * ) eth_hdr->h_dest , dest_addr , ETH_ALEN );
	memcpy( ( unsigned char * ) eth_hdr->h_source , local_eth_addr , ETH_ALEN );
	eth_hdr->h_proto = htons( proto );

	return board_eth_send( skb->data , skb->len );
}

int eth_rcv( struct sk_buff* skb )
{
	return board_eth_rcv( skb->data , &skb->len );
}

int eth_get_addr( unsigned char* addr )
{
	return board_eth_get_addr( addr );
}

void eth_skb_reserve( struct sk_buff* skb )
{
	skb_reserve( skb , ETH_HLEN );
}

#endif