Initial commit of OpenSPARC T2 design and verification files.

[OpenSPARC-T2-DV] / verif / env / niu / vera / niu_tokens / niu_rxtoken.vr

// ========== Copyright Header Begin ==========================================
// 
// OpenSPARC T2 Processor File: niu_rxtoken.vr
// Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved
// 4150 Network Circle, Santa Clara, California 95054, U.S.A.
//
// * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; version 2 of the License.
//
// This program 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
// 
// For the avoidance of doubt, and except that if any non-GPL license 
// choice is available it will apply instead, Sun elects to use only 
// the General Public License version 2 (GPLv2) at this time for any 
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// ========== Copyright Header End ============================================
#include <vera_defines.vrh>
#include <ListMacros.vrh>

// Check these
#include "pcg_defines.vri"
#include "pcg_types.vri"
#include "pack_db.vrh"
#include "flow_db.vrh"
#include "flow_db_tasks.vrh"
#include "pg_top_pp.vrh"
#include "pc_top_pp.vrh"
#include "pcg_token.vrh"
#include "niu_rxtoken.vri"
#include "niu_errclass.vrh"


class CRxTestClass {
   integer valid;
   integer noOfsemIds;
   integer semId[];
   integer test_defines;
   CNiuErrors errors;
   task new((integer i = 0)) {
   	valid = i;
	test_defines = 0;
        errors = new();
   }
}
class CRxErrorInfo {
   // Members for Network Errors
   integer error_code;
   integer error_data;
   // Members for Internal Errors
     
   // Members for Host Errors
     
   task new() {
      error_code =0; // no error
   }
   
}

class CRxToken { // This should be extended from the main token ..
   integer id;
   integer dma_num;
   integer port_num;
   integer pkt_length;
   integer pkt_type; // To indicate if this packetis to be dropped by rdmc or not
   integer valid;
   CpgToken pgToken;
   integer last_packet;

   CRxErrorInfo error_info; 
   CRxTestClass rx_test_class;
   
  // byte array for 18B control header information
   byte_array rx_cntl_hdr;
 
  // DMA Related variables
   integer jumbo_pkt; // To be used for descriptor sche
   integer header_length;
   bit [63:0] packet_start_address[3];
   bit [63:0] packet_virtaddress[3];
   bit [63:0] packet_end_address[3];
   bit [63:0] cr_address;

   integer NoOfScatter;
   bit [1:0] bufsz;
   integer bytesperchunk[3];

   task new(integer i = -1) {
         id = i;
         jumbo_pkt = 0;
         last_packet = 0;
         valid = 0;
         header_length = 0;
	 error_info = new();
	 rx_test_class = new();
 	 rx_cntl_hdr = new();
   }

   task print() {
    printf(" TOKEN DEBUG id - %d port_num - %d dma_num - %d \n",id,port_num,dma_num);
   }
  function integer getPktClass() {
	// Encoding based upon RDMC completion ring entry
  integer frame_class;
  frame_class = pgToken.pack_db.frame.frame_class;
  getPktClass = frame_class;
  }
  function integer getErrorCode() {
    getErrorCode = error_info.error_code;
  }


}