text: /**
   * @file - cpswif.h
   * Prototypes for CPSW Ethernet interface.
   *
   */
  
  /*
   * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
   * All rights reserved. 
   * 
   * Redistribution and use in source and binary forms, with or without modification, 
   * are permitted provided that the following conditions are met:
   *
   * 1. Redistributions of source code must retain the above copyright notice,
   *    this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright notice,
   *    this list of conditions and the following disclaimer in the documentation
   *    and/or other materials provided with the distribution.
   * 3. The name of the author may not be used to endorse or promote products
   *    derived from this software without specific prior written permission. 
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 
   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
   * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 
   * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
   * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 
   * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 
   * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 
   * OF SUCH DAMAGE.
   *
   * This file is part of the lwIP TCP/IP stack.
   * 
   * Author: Adam Dunkels <adam@sics.se>
   *
   */
  
  /*
   * Copyright (c) 2010 Texas Instruments Incorporated
   *
   */
  #include "src/include/lwip/netif.h"
  
  #ifndef __CPSWIF_H__
  #define __CPSWIF_H__
  
  /***************************************************************************/
  /*
   * Configurations for AM335x
   */
  #ifdef am335x
  #include "soc_AM335x.h"
  
  #define MAX_CPSW_INST                   1    
  #define CPSW0_SS_REGS                   SOC_CPSW_SS_REGS
  #define CPSW0_MDIO_REGS                 SOC_CPSW_MDIO_REGS
  #define CPSW0_WR_REGS                   SOC_CPSW_WR_REGS
  #define CPSW0_CPDMA_REGS                SOC_CPSW_CPDMA_REGS	
  #define CPSW0_ALE_REGS                  SOC_CPSW_ALE_REGS
  #define CPSW0_CPPI_RAM_REGS             SOC_CPSW_CPPI_RAM_REGS
  #define CPSW0_PORT_0_REGS               SOC_CPSW_PORT_0_REGS
  #define CPSW0_PORT_1_REGS               SOC_CPSW_PORT_1_REGS
  #define CPSW0_SLIVER_1_REGS             SOC_CPSW_SLIVER_1_REGS
  #define CPSW0_PORT_2_REGS               SOC_CPSW_PORT_2_REGS
  #define CPSW0_SLIVER_2_REGS             SOC_CPSW_SLIVER_2_REGS
  
  #ifdef evmAM335x
  #define CPSW0_PORT_1_PHY_ADDR           0
  #define CPSW0_PORT_1_PHY_GIGABIT        TRUE
   
  #elif defined(beaglebone)
  #define CPSW0_PORT_1_PHY_ADDR           0
  #define CPSW0_PORT_1_PHY_GIGABIT        FALSE
  
  #elif defined(evmskAM335x)
  #define CPSW0_PORT_1_PHY_ADDR           0
  #define CPSW0_PORT_2_PHY_ADDR           1
  #define CPSW0_PORT_1_PHY_GIGABIT        TRUE
  #define CPSW0_PORT_2_PHY_GIGABIT        TRUE
  #endif
  
  #include "uartStdio.h"
  #define LWIP_PRINTF                     UARTprintf
  
  #else
  #error Unsupported EVM !!!
  #endif
  
  #define MAX_SLAVEPORT_PER_INST          2
  
  /*****************************************************************************/
  /**
   * Helper struct to hold private data used to operate the ethernet interface.
   */
  struct cpswportif {
    /* CPSW instance number */
    u32_t inst_num;
  
    /* CPSW port number */
    u32_t port_num;
  
    u8_t eth_addr[6];
  }cpswportif;
  
  extern u32_t cpswif_netif_status(struct netif *netif);
  extern u32_t cpswif_link_status(u32_t inst_num, u32_t slv_port_num);
  extern err_t cpswif_init(struct netif *netif);
  extern void cpswif_rx_inthandler(u32_t inst_num, struct netif * netif_arr); 
  extern void cpswif_tx_inthandler(u32_t inst_num);
  
  #endif /* _CPSWIF_H__ */
  