eth.h

Boot code for ADM5120 with serial console for Edimax router.

/*****************************************************************************
;
;   (C) Unpublished Work of ADMtek Incorporated.  All Rights Reserved.
;
;       THIS WORK IS AN UNPUBLISHED WORK AND CONTAINS CONFIDENTIAL,
;       PROPRIETARY AND TRADESECRET INFORMATION OF ADMTEK INCORPORATED.
;       ACCESS TO THIS WORK IS RESTRICTED TO (I) ADMTEK EMPLOYEES WHO HAVE A
;       NEED TO KNOW TO PERFORM TASKS WITHIN THE SCOPE OF THEIR ASSIGNMENTS
;       AND (II) ENTITIES OTHER THAN ADMTEK WHO HAVE ENTERED INTO APPROPRIATE
;       LICENSE AGREEMENTS.  NO PART OF THIS WORK MAY BE USED, PRACTICED,
;       PERFORMED, COPIED, DISTRIBUTED, REVISED, MODIFIED, TRANSLATED,
;       ABBRIDGED, CONDENSED, EXPANDED, COLLECTED, COMPILED, LINKED, RECAST,
;       TRANSFORMED OR ADAPTED WITHOUT THE PRIOR WRITTEN CONSENT OF ADMTEK.
;       ANY USE OR EXPLOITATION OF THIS WORK WITHOUT AUTHORIZATION COULD
;       SUBJECT THE PERPERTRATOR TO CRIMINAL AND CIVIL LIABILITY.
;
;------------------------------------------------------------------------------
;
;    Project : Common Plateform
;    Creator : 
;    File    : eth.h
;    Abstract: defines the specific items that loader nedded.
;
;Modification History:
;       By              Date     Ver.   Modification Description
;       --------------- -------- -----  --------------------------------------
;
;*****************************************************************************/
#ifndef __ETH_H
#define __ETH_H

#include <ctype.h>
#include <adm5120.h>
#include <if_5120.h>

/*
 *	IEEE 802.3 Ethernet magic constants.  The frame sizes omit the preamble
 *	and FCS/CRC (frame check sequence). 
 */

#define ETH_ALEN	6		/* Octets in one ethernet addr	 */
#define ETH_HLEN	14		/* Total octets in header.	 */
#define ETH_ZLEN	60		/* Min. octets in frame sans FCS */
#define ETH_DATA_LEN	1500		/* Max. octets in payload	 */
#define ETH_FRAME_LEN	1514		/* Max. octets in frame sans FCS */

/*
 *	These are the defined Ethernet Protocol ID's.
 */

#define ETH_P_LOOP	0x0060		/* Ethernet Loopback packet	*/
#define ETH_P_ECHO	0x0200		/* Ethernet Echo packet		*/
#define ETH_P_PUP	0x0400		/* Xerox PUP packet		*/
#define ETH_P_IP	0x0800		/* Internet Protocol packet	*/
#define ETH_P_X25	0x0805		/* CCITT X.25			*/
#define ETH_P_ARP	0x0806		/* Address Resolution packet	*/
#define	ETH_P_BPQ	0x08FF		/* G8BPQ AX.25 Ethernet Packet	[ NOT AN OFFICIALLY REGISTERED ID ] */
#define ETH_P_DEC       0x6000          /* DEC Assigned proto           */
#define ETH_P_DNA_DL    0x6001          /* DEC DNA Dump/Load            */
#define ETH_P_DNA_RC    0x6002          /* DEC DNA Remote Console       */
#define ETH_P_DNA_RT    0x6003          /* DEC DNA Routing              */
#define ETH_P_LAT       0x6004          /* DEC LAT                      */
#define ETH_P_DIAG      0x6005          /* DEC Diagnostics              */
#define ETH_P_CUST      0x6006          /* DEC Customer use             */
#define ETH_P_SCA       0x6007          /* DEC Systems Comms Arch       */
#define ETH_P_RARP      0x8035		/* Reverse Addr Res packet	*/
#define ETH_P_ATALK	0x809B		/* Appletalk DDP		*/
#define ETH_P_AARP	0x80F3		/* Appletalk AARP		*/
#define ETH_P_IPX	0x8137		/* IPX over DIX			*/
#define ETH_P_IPV6	0x86DD		/* IPv6 over bluebook		*/


/*
 *	This is an Ethernet frame header.
 */
 
struct ethhdr
{
	unsigned char	h_dest[ETH_ALEN];	/* destination eth addr	*/
	unsigned char	h_source[ETH_ALEN];	/* source ether addr	*/
	unsigned short	h_proto;		/* packet type ID field	*/
}__attribute__ ((packed));

struct sk_buff;

#ifdef MODIFIEDSRC
void eth_init(unsigned char *);
#else
int eth_init();
#endif	/* MODIFIEDSRC */

int eth_send(struct sk_buff *skb, unsigned char *dest_addr, unsigned short proto);
int eth_rcv(struct sk_buff *skb);
int eth_get_addr(unsigned char *addr);
void eth_skb_reserve(struct sk_buff *skb);
void eth_exit();

#define ETH_HDR_LEN		14
#define ETH_DASA_LEN	12
#define ETH_ADDR_LEN	6
#define ETH_CRC_LEN		4

typedef struct _EthPktQueue_OBJ_
{
	UINT32 CtrlFlag;
	PDRV_PACKET_DESC iqH_head, iqH_tail;
	PDRV_PACKET_DESC iqL_head, iqL_tail;
} EthPktQueue_OBJ, *PEthPktQueue_OBJ;


#endif	/* __ETH_H */