www.pudn.com > EBD9200EMAC.rar > emac.h

//*---------------------------------------------------------------------------- 
//*         ATMEL Microcontroller Software Support  -  ROUSSET  - 
//*---------------------------------------------------------------------------- 
//* The software is delivered "AS IS" without warranty or condition of any 
//* kind, either express, implied or statutory. This includes without 
//* limitation any warranty or condition with respect to merchantability or 
//* fitness for any particular purpose, or against the infringements of 
//* intellectual property rights of others. 
//*---------------------------------------------------------------------------- 
//* File Name           : Emac.h 
//* Object              : Emac header file 
//* Creation            : Hi   11/18/2002 
//* 
//*---------------------------------------------------------------------------- 
#ifndef AT91C_EMAC_H 
#define AT91C_EMAC_H 
 
//* Allows to display all IP header in the main.c 
//* If not defined, only ICMP packets are displayed 
#define AT91C_DISPLAY_ALL_IPHEADER		1 
 
#define NB_ETH_RX_PACKETS		8			//* Number of ethernet packets buffer 
#define ETH_PACKET_SIZE 		1536        //* Size of an ethernet packet 
#define AT91C_NO_IPPACKET		0 
#define AT91C_IPPACKET	        1 
 
#define ARP_REQUEST				0x0001 
#define ARP_REPLY				0x0002 
#define PROT_ARP				0x0806 
#define PROT_IP					0x0800 
#define PROT_ICMP				0x01 
#define ICMP_ECHO_REQUEST		0x08 
#define ICMP_ECHO_REPLY			0x00 
 
#define SWAP16(x)	(((x & 0xff) << 8) | (x >> 8)) 
 
//* Transfer descriptor structure 
typedef struct _AT91S_TdDescriptor { 
	unsigned int addr; 
	unsigned int size; 
}AT91S_TdDescriptor, *AT91PS_TdDescriptor; 
 
 
//* IP Header structure 
typedef struct _AT91S_IPheader { 
	unsigned char	ip_hl_v;	/* header length and version	*/ 
	unsigned char	ip_tos;		/* type of service		*/ 
	unsigned short	ip_len;		/* total length			*/ 
	unsigned short	ip_id;		/* identification		*/ 
	unsigned short	ip_off;		/* fragment offset field	*/ 
	unsigned char	ip_ttl;		/* time to live			*/ 
	unsigned char	ip_p;		/* protocol			*/ 
	unsigned short	ip_sum;		/* checksum			*/ 
	unsigned char	ip_src[4];		/* Source IP address		*/ 
	unsigned char	ip_dst[4];		/* Destination IP address	*/ 
} AT91S_IPheader, *AT91PS_IPheader; 
 
//* ICMP echo header structure 
typedef struct _AT91S_IcmpEchoHdr { 
    unsigned char   type;       /* type of message */ 
    unsigned char   code;       /* type subcode */ 
    unsigned short  cksum;      /* ones complement cksum of struct */ 
    unsigned short  id;         /* identifier */ 
    unsigned short  seq;        /* sequence number */ 
}AT91S_IcmpEchoHdr, *AT91PS_IcmpEchoHdr; 
 
 
/* MII registers definition */ 
#define MII_STS_REG	       0x01 
#define MII_STS2_REG	   0x11 
 
#endif //* AT91C_EMAC_H