Initial commit of OpenSPARC T2 design and verification files.

[OpenSPARC-T2-DV] / verif / env / ilu_peu / vera / N2fc / N2fcDmaCfgIORwStr.vr

// ========== Copyright Header Begin ==========================================
// 
// OpenSPARC T2 Processor File: N2fcDmaCfgIORwStr.vr
// Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved
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class N2fcDmaCfgIORwStr extends DmaURCfgIORdWrPEUStr {

  local string          cmd;
  local bit [63:0]      addr;
  local bit [31:0]      length;
  
  public task new(PEUTestEnv a_env,
                  string     a_cmd,
                  bit [63:0] a_addr,
                  bit [31:0] a_length);
  
  public task Execute();  

}



//-------------------------------------------------------------------
// Method Name: 
// Description: 
//-------------------------------------------------------------------
task N2fcDmaCfgIORwStr::new(PEUTestEnv a_env,
                            string     a_cmd,
                            bit [63:0] a_addr,
                            bit [31:0] a_length)
{  
  super.new(a_env);

  this._env      = a_env;  
  this.cmd       = a_cmd;
  this.addr      = a_addr;
  this.length    = a_length;

  SetPacketParams();

  case (cmd) {
    "DMA_CFG0": this._type_req = PEC_PCI__TYPE_CFG0;
    "DMA_CFG1": this._type_req = PEC_PCI__TYPE_CFG1;
    "DMA_IO"  : this._type_req = PEC_PCI__TYPE_IO;
  }
  if (this._type_req == PEC_PCI__TYPE_CFG0) this._addr_lsb[15:12] = 4'b_0000;
  if (this._type_req == PEC_PCI__TYPE_CFG1) this._addr_lsb[15:12] = 4'b_0000;
  reqHdr [PEC_PCI__TYPE]   = this._type_req;
  reqHdr [PEC_PCI__ADDR32] = { this._addr_lsb[31:2], 2'b_00 };
  
  cplHdr [PEC_PCI__BCM]    = 0; 
  this.Execute ();
}

task N2fcDmaCfgIORwStr::Execute ()
{  
  if( this._type_req === PEC_PCI__TYPE_IO ){
    this._env.Pod.FNXPCIEEnableTrans.tempSuppressDenaliErr(PCIE_TL_NONFATAL_TLP_MF_vlIOExpEp);
  }else{
    this._env.Pod.FNXPCIEEnableTrans.tempSuppressDenaliErr(PCIE_TL_NONFATAL_TLP_MF_vlCfgTx);
    this._env.Pod.FNXPCIEEnableTrans.tempSuppressDenaliErr(PCIE_TL_NONFATAL_TLP_MF_vlCfg0);
  }

  if( (this._format_req === PEC_PCI__FMT_NO_DATA_3DW) && this._ep_req ){
    this._env.Pod.FNXPCIEEnableTrans.tempSuppressDenaliErr(PCIE_TL_NONFATAL_TLP_MF_vlPoison);
  }

  if ( super.f_abortErrTlp )
  {
    this._env.drivePCIE(reqHdr, this._data, *, *, *, 1 );
    if( this._type_req === PEC_PCI__TYPE_IO ){
      this._env.Pod.FNXPCIEEnableTrans.unSuppressDenaliErr(PCIE_TL_NONFATAL_TLP_MF_vlIOExpEp);
    }else{
      this._env.Pod.FNXPCIEEnableTrans.unSuppressDenaliErr(PCIE_TL_NONFATAL_TLP_MF_vlCfgTx);
    }
    //this._env.waitIngressLatency( reqHdr );
  }else{
    //this._env.reserveIngressCredits(reqHdr);
    this._env.drivePCIE(reqHdr, this._data);
    if( this._type_req === PEC_PCI__TYPE_IO ){
      this._env.Pod.FNXPCIEEnableTrans.unSuppressDenaliErr(PCIE_TL_NONFATAL_TLP_MF_vlIOExpEp);
    }else{
      this._env.Pod.FNXPCIEEnableTrans.unSuppressDenaliErr(PCIE_TL_NONFATAL_TLP_MF_vlCfgTx);
      this._env.Pod.FNXPCIEEnableTrans.unSuppressDenaliErr(PCIE_TL_NONFATAL_TLP_MF_vlCfg0);
    }
    //this._env.consumeIngressCredits(reqHdr);
    //this._env.expectILU(reqHdr, this._data);

    if ( this._errQueue != 0 )
    {
      //mailbox_put(this._errQueue, e_ERR_ue_ur);
      //mailbox_put(this._errQueue, reqHdr);
    }

    //this._env.driveILU(cplHdr, 0, this._data);
    this._env.expectPCIE(cplHdr, this._data);
  }
 
  //Free up the Tags
  _env.freeDmaTag( this._tag );

}