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// (C) 2001-2016 Intel Corporation. All rights reserved.

// Your use of Intel Corporation's design tools, logic functions and other

// software and tools, and its AMPP partner logic functions, and any output

// files any of the foregoing (including device programming or simulation

// files), and any associated documentation or information are expressly subject

// to the terms and conditions of the Intel Program License Subscription

// Agreement, Intel MegaCore Function License Agreement, or other applicable

// license agreement, including, without limitation, that your use is for the

// sole purpose of programming logic devices manufactured by Intel and sold by

// Intel or its authorized distributors.  Please refer to the applicable

// agreement for further details.

// $Id: //acds/rel/16.1/ip/sopc/components/verification/lib/avalon_mm_pkg.sv#1 $

// $Revision: #1 $

// $Date: 2016/08/07 $

//-----------------------------------------------------------------------------

// =head1 NAME

// avalon_mm_pkg

// =head1 SYNOPSIS

// Package for shared Avalon MM component types.

//-----------------------------------------------------------------------------

// =head1 COPYRIGHT

// Copyright (c) 2008 Altera Corporation. All Rights Reserved.

// The information contained in this file is the property of Altera

// Corporation. Except as specifically authorized in writing by Altera

// Corporation, the holder of this file shall keep all information

// contained herein confidential and shall protect same in whole or in part

// from disclosure and dissemination to all third parties. Use of this

// program confirms your agreement with the terms of this license.

//-----------------------------------------------------------------------------

// =head1 DESCRIPTION

// This package contains shared non-parameterized type definitions.

// =cut

`timescale 1ns / 1ns

`ifndef _AVALON_MM_PKG_

`define _AVALON_MM_PKG_

package avalon_mm_pkg;

   import verbosity_pkg::*;

   // Transaction request types

   typedef enum int {      // public

      REQ_READ    = 0,     // Read Request

      REQ_WRITE   = 1,     // Write Request

      REQ_IDLE    = 2      // Idle

   } Request_t;

   // Slave BFM wait state logic operates in one of three distinct modes

   typedef enum int {

                     WAIT_FIXED = 0,  // default: fixed wait cycles per burst cycle

                     WAIT_RANDOM = 1, // random  min =< wait cycles <= max

                     WAIT_ADDRESSABLE = 2 // fixed wait cycles per command address

                     } SlaveWaitMode_t;

   // Avalon MM transaction response status

   typedef enum logic[1:0] {

      AV_OKAY           = 0,

      AV_RESERVED       = 1,

      AV_SLAVE_ERROR    = 2,

      AV_DECODE_ERROR   = 3

   } AvalonResponseStatus_t;

   function automatic string request_string(Request_t request);

      case(request)

        REQ_READ: return("read");

        REQ_WRITE: return("write");

        REQ_IDLE: return("idle");

        default: return("INVALID_REQUEST");

      endcase

   endfunction

endpackage

`endif