/*
 * Ethernet:	An implementation of the Ethernet Device Driver suite for the
 *		uClinux 2.0.38 operating system. This Driver has been developed
 *		for AT75C220 board. 
 *
 * NOTE:	The driver is implemented for one MAC
 *
 * Version:	@(#)at91rm9200_net.h	1.0.0	01/10/2001
 *
 * Authors:	Lineo Inc <www.lineo.com>
 *
 *
 *		This program is free software; you can redistribute it and/or
 *		modify it under the terms of the GNU General Public License
 *		as published by the Free Software Foundation; either version
 *		2 of the License, or (at your option) any later version.
 */

#ifndef AT91RM9200_ETHERNET
#define AT91RM9200_ETHERNET

#include <common.h>
#include <asm/io.h>
#include <asm/arch/hardware.h>
#include "dm9161.h"

#define FALSE 0
#define TRUE 1


#define ETHERNET_ADDRESS_SIZE           6

typedef unsigned char UCHAR;

/* Interface to drive the physical layer */
typedef struct _AT91S_PhyOps
{
	unsigned char (*Init)(AT91S_EMAC *pmac);
	unsigned int (*IsPhyConnected)(AT91S_EMAC  *pmac);
	unsigned char (*GetLinkSpeed)(AT91S_EMAC *pmac);
	unsigned char (*AutoNegotiate)(AT91S_EMAC *pmac, int *);
	
} AT91S_PhyOps,*AT91PS_PhyOps;


#define EMAC_DESC_DONE 0x00000001  /* ownership bit */
#define EMAC_DESC_WRAP 0x00000002  /* bit for wrap */

/******************  function prototypes **********************/

/* MII functions */
static void at91rm9200_EmacEnableMDIO(AT91PS_EMAC p_mac);
static void at91rm9200_EmacDisableMDIO(AT91PS_EMAC p_mac);
static UCHAR at91rm9200_EmacReadPhy(AT91PS_EMAC p_mac, unsigned char RegisterAddress, unsigned short *pInput);
static UCHAR at91rm9200_EmacWritePhy(AT91PS_EMAC p_mac, unsigned char RegisterAddress, unsigned short *pOutput);
void at91rm92000_GetPhyInterface(void );

#endif /* AT91RM9200_ETHERNET */