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//////////////////////////////////////////////////////////////////////
//// ////
//// File name "defines.v" ////
//// ////
//// This file is part of the "10GE MAC" project ////
//// http://www.opencores.org/cores/xge_mac/ ////
//// ////
//// Author(s): ////
//// - A. Tanguay (antanguay@opencores.org) ////
//// ////
//////////////////////////////////////////////////////////////////////
//// ////
//// Copyright (C) 2008 AUTHORS. All rights reserved. ////
//// ////
//// This source file may be used and distributed without ////
//// restriction provided that this copyright statement is not ////
//// removed from the file and that any derivative work contains ////
//// the original copyright notice and the associated disclaimer. ////
//// ////
//// This source file is free software; you can redistribute it ////
//// and/or modify it under the terms of the GNU Lesser General ////
//// Public License as published by the Free Software Foundation; ////
//// either version 2.1 of the License, or (at your option) any ////
//// later version. ////
//// ////
//// This source is distributed in the hope that it will be ////
//// useful, but WITHOUT ANY WARRANTY; without even the implied ////
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR ////
//// PURPOSE. See the GNU Lesser General Public License for more ////
//// details. ////
//// ////
//// You should have received a copy of the GNU Lesser General ////
//// Public License along with this source; if not, download it ////
//// from http://www.opencores.org/lgpl.shtml ////
//// ////
//////////////////////////////////////////////////////////////////////
// Define MDIO to add support for clause 22 and clause 45 MDIO interface
`define MDIO
// If WB clock is 62.5MHz and max MDC spec is 2.5MHz, then divide by 25
//`define MDC_HALF_PERIOD 13 // Closest int to 12.5
`define MDC_HALF_PERIOD 100
// CPU Registers
`define CPUREG_CONFIG0 8'h00
`define CPUREG_INT_PENDING 8'h04
`define CPUREG_INT_STATUS 8'h08
`define CPUREG_INT_MASK 8'h0c
//`ifdef MDIO
`define CPUREG_MDIO_DATA 8'h10
`define CPUREG_MDIO_ADDR 8'h14
`define CPUREG_MDIO_OP 8'h18
`define CPUREG_MDIO_CONTROL 8'h1c
`define CPUREG_MDIO_STATUS 8'h1c
`define CPUREG_GPIO 8'h20
//`endif
// Ethernet codes
`define IDLE 8'h07
`define PREAMBLE 8'h55
`define SEQUENCE 8'h9c
`define SFD 8'hd5
`define START 8'hfb
`define TERMINATE 8'hfd
`define ERROR 8'hfe
`define LINK_FAULT_OK 2'd0
`define LINK_FAULT_LOCAL 2'd1
`define LINK_FAULT_REMOTE 2'd2
`define FAULT_SEQ_LOCAL 1'b0
`define FAULT_SEQ_REMOTE 1'b1
`define LOCAL_FAULT 8'd1
`define REMOTE_FAULT 8'd2
`define PAUSE_FRAME 48'h010000c28001
`define LANE0 7:0
`define LANE1 15:8
`define LANE2 23:16
`define LANE3 31:24
`define LANE4 39:32
`define LANE5 47:40
`define LANE6 55:48
`define LANE7 63:56
`define TXSTATUS_NONE 8'h0
`define TXSTATUS_EOP 3'd6
`define TXSTATUS_SOP 3'd7
`define RXSTATUS_NONE 8'h0
`define RXSTATUS_ERR 3'd5
`define RXSTATUS_EOP 3'd6
`define RXSTATUS_SOP 3'd7
//
// FIFO Size: 8 * (2^AWIDTH) will be the size in bytes
// 7 --> 128 entries, 1024 bytes for data fifo
//
`define TX_DATA_FIFO_AWIDTH 7
`define RX_DATA_FIFO_AWIDTH 7
//
// FIFO Size: Holding FIFOs are 16 deep
//
`define TX_HOLD_FIFO_AWIDTH 4
`define RX_HOLD_FIFO_AWIDTH 4
// Memory types
`define MEM_AUTO_SMALL 1
`define MEM_AUTO_MEDIUM 2
`define MEM_AUTO_XILINX 3
// Changed system packet interface to big endian (12/12/2009)
// Comment out to use legacy mode
`define BIGENDIAN
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