include/at91rm9200_net.h

   1 /*
   2  * Ethernet:    An implementation of the Ethernet Device Driver suite for the
   3  *              uClinux 2.0.38 operating system. This Driver has been developed
   4  *              for AT75C220 board.
   5  *
   6  * NOTE:        The driver is implemented for one MAC
   7  *
   8  * Version:     @(#)at91rm9200_net.h    1.0.0   01/10/2001
   9  *
  10  * Authors:     Lineo Inc <www.lineo.com>
  11  *
  12  *
  13  *              This program is free software; you can redistribute it and/or
  14  *              modify it under the terms of the GNU General Public License
  15  *              as published by the Free Software Foundation; either version
  16  *              2 of the License, or (at your option) any later version.
  17  */
  18
  19 #ifndef AT91RM9200_ETHERNET
  20 #define AT91RM9200_ETHERNET
  21
  22 #include <common.h>
  23 #include <asm/io.h>
  24 #include <asm/arch/hardware.h>
  25
  26 #define ETHERNET_ADDRESS_SIZE           6
  27
  28 typedef unsigned char UCHAR;
  29
  30 /* Interface to drive the physical layer */
  31 typedef struct _AT91S_PhyOps
  32 {
  33         unsigned char (*Init)(AT91S_EMAC *pmac);
  34         unsigned int (*IsPhyConnected)(AT91S_EMAC  *pmac);
  35         unsigned char (*GetLinkSpeed)(AT91S_EMAC *pmac);
  36         unsigned char (*AutoNegotiate)(AT91S_EMAC *pmac, int *);
  37
  38 } AT91S_PhyOps,*AT91PS_PhyOps;
  39
  40
  41 #define EMAC_DESC_DONE 0x00000001  /* ownership bit */
  42 #define EMAC_DESC_WRAP 0x00000002  /* bit for wrap */
  43
  44 /******************  function prototypes **********************/
  45
  46 /* MII functions */
  47 void at91rm9200_EmacEnableMDIO(AT91PS_EMAC p_mac);
  48 void at91rm9200_EmacDisableMDIO(AT91PS_EMAC p_mac);
  49 UCHAR at91rm9200_EmacReadPhy(AT91PS_EMAC p_mac, unsigned char RegisterAddress, unsigned short *pInput);
  50 UCHAR at91rm9200_EmacWritePhy(AT91PS_EMAC p_mac, unsigned char RegisterAddress, unsigned short *pOutput);
  51 void at91rm9200_GetPhyInterface(AT91PS_PhyOps p_phyops);
  52
  53 #endif /* AT91RM9200_ETHERNET */