Initial commit of OpenSPARC T2 design and verification files.

[OpenSPARC-T2-DV] / verif / env / niu / txc_sat / vera / niu_tx_errors.vr

// ========== Copyright Header Begin ==========================================
// 
// OpenSPARC T2 Processor File: niu_tx_errors.vr
// Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved
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// GNU General Public License for more details.
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#include "hostErrInjTab.vrh"
#include "hostRdCbMgr.vrh"
#include "niu_cbclass.vrh"
#include "niu_txtoken.vrh"
#include "niu_tx_pktconfig.vrh"

extern CHostErrInjTab HostErrInj;



class CSetTxError {

       function integer set_up_errors(TxPacketGenConfig PktGenConfig, CTxToken TxToken);
       task set_host_err_callback(bit [39:0] call_bk_addr, integer host_err_code);
       task new(){
       }

}

task CSetTxError::set_host_err_callback(bit [39:0] call_bk_addr, integer host_err_code)
{

integer status;
CcbErrDfn HostErrorDfn;
HostErrorDfn = new();
HostErrorDfn.address = {24'h0,call_bk_addr};
HostErrorDfn.error_code = host_err_code;
status = HostErrInj.SetErrorDfn(HostErrorDfn);
printf("CSetTxError::set_host_err_callback: Address - %x code - %d \n",call_bk_addr,host_err_code);
}

function integer CSetTxError::set_up_errors(TxPacketGenConfig PktGenConfig, CTxToken TxToken){

 CNiuErrors error_info;
 integer host_errors,packet_errors;
 integer dma_errors;
 bit[63:0] address;
 set_up_errors = 0;

 if(PktGenConfig.error_info.isErrSet() ==0) {
       // Do Nothing
 } else {
       // Parse Through the Error and start setting up things
       // Create a local copy - easy to work with
  error_info = PktGenConfig.error_info.object_copy();
  host_errors = error_info.hosterrors.isErrSet();
  if(host_errors) {
       packet_errors = error_info.hosterrors.packet_errors;
       dma_errors = error_info.hosterrors.dma_errors;

       if(packet_errors == NACK_PKT_RD_SOP) {
         address = TxToken.xlate_gather_address[0];
         set_host_err_callback(address[39:0],error_info.hosterrors.host_error_code);
       } 

       if(packet_errors == NACK_PKT_RD_EOP) {
         address = TxToken.xlate_gather_address[TxToken.NoofGathers-1] +  TxToken.gather_pkt_length[TxToken.NoofGathers-1];
         set_host_err_callback(address[39:0],error_info.hosterrors.host_error_code);
       } 

       if(packet_errors == NACK_PKT_RD_MID) {
         // Pick some location randomly
         address = TxToken.xlate_gather_address[0] +  TxToken.gather_pkt_length[0];
         set_host_err_callback(address[39:0],error_info.hosterrors.host_error_code);
         
       }

       if(packet_errors == PKT_SPURIOUS_RESP) {
          address = TxToken.xlate_gather_address[0];
          set_host_err_callback(address[39:0],error_info.hosterrors.host_error_code);
          error_info.hosterrors.packet_errors = 0;
          printf("Inducing spurious respones on Pkt Responses\n");
       }

       if(dma_errors == NACK_PREF_ERROR) {
          address = TxToken.xlate_desc_addr;
          set_host_err_callback(address[39:0],error_info.hosterrors.host_error_code);
          printf("Inducing nack_pref_err\n");
       }

       if(dma_errors == MBOX_ERROR) {
          address = TxToken.xlate_mb_addr;
          set_host_err_callback(address[39:0],error_info.hosterrors.host_error_code);
          printf("Inducing Mbox_nack_err\n");
       }

       if(dma_errors == PREF_SPURIOUS_RESP) {
          address = TxToken.xlate_desc_addr;
          set_host_err_callback(address[39:0],error_info.hosterrors.host_error_code);
          printf("Inducing spurious respones on Descriptor fetch\n");
          error_info.hosterrors.dma_errors = 0;
       }
           
       set_up_errors = 1;
      if(host_errors&SIU_CtagSingleBitEccErr) {
       set_up_errors = 0;
      } else {
       set_up_errors = 1;
      }
       TxToken.error_info = error_info.object_copy();
       


  } 
  // DO SOME MORE HERE

 }
}