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 
// software where a choice of GPL license versions is made 
// available with the language indicating that GPLv2 or any later version 
// may be used, or where a choice of which version of the GPL is applied is 
// otherwise unspecified. 
//
// Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 
// CA 95054 USA or visit www.sun.com if you need additional information or 
// have any questions. 
// 
// ========== 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;
 }


}