2003-06-16 23:50:08 +00:00
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/*
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* Ethernet: An implementation of the Ethernet Device Driver suite for the
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* uClinux 2.0.38 operating system. This Driver has been developed
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2003-06-27 21:31:46 +00:00
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* for AT75C220 board.
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2003-06-16 23:50:08 +00:00
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*
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* NOTE: The driver is implemented for one MAC
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*
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* Version: @(#)at91rm9200_net.h 1.0.0 01/10/2001
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*
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* Authors: Lineo Inc <www.lineo.com>
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*
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*/
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#ifndef AT91RM9200_ETHERNET
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#define AT91RM9200_ETHERNET
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#include <common.h>
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#include <asm/io.h>
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#include <asm/arch/hardware.h>
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#include "dm9161.h"
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#define FALSE 0
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#define TRUE 1
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#define ETHERNET_ADDRESS_SIZE 6
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typedef unsigned char UCHAR;
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/* Interface to drive the physical layer */
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typedef struct _AT91S_PhyOps
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{
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unsigned char (*Init)(AT91S_EMAC *pmac);
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unsigned int (*IsPhyConnected)(AT91S_EMAC *pmac);
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unsigned char (*GetLinkSpeed)(AT91S_EMAC *pmac);
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unsigned char (*AutoNegotiate)(AT91S_EMAC *pmac, int *);
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2003-06-27 21:31:46 +00:00
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2003-06-16 23:50:08 +00:00
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} AT91S_PhyOps,*AT91PS_PhyOps;
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#define EMAC_DESC_DONE 0x00000001 /* ownership bit */
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#define EMAC_DESC_WRAP 0x00000002 /* bit for wrap */
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/****************** function prototypes **********************/
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/* MII functions */
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static void at91rm9200_EmacEnableMDIO(AT91PS_EMAC p_mac);
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static void at91rm9200_EmacDisableMDIO(AT91PS_EMAC p_mac);
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static UCHAR at91rm9200_EmacReadPhy(AT91PS_EMAC p_mac, unsigned char RegisterAddress, unsigned short *pInput);
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static UCHAR at91rm9200_EmacWritePhy(AT91PS_EMAC p_mac, unsigned char RegisterAddress, unsigned short *pOutput);
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void at91rm92000_GetPhyInterface(void );
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#endif /* AT91RM9200_ETHERNET */
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