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// 
// OpenSPARC T2 Processor File: hostErrInjTab.vr
// Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved
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#include <vera_defines.vrh>
#include <ListMacros.vrh>

#include "niu_error_dfn.vri"
#include "niu_cbclass.vrh"

class CHostErrInjTab {

  integer no_of_errors_set;
  local CcbErrArray cberrDfn[];
  
  function integer SetErrorDfn( CcbErrDfn cb);
  function integer ChkErrorDfn(CcbErrDfn cb, var integer status );
  function integer ClrErrorDfn(CcbErrDfn cb);
  task new() {
    no_of_errors_set = 0;
  }
  
}

function integer CHostErrInjTab::SetErrorDfn( CcbErrDfn cb){
// N2 - 64 byte aligned address only
cb.address = ((cb.address)>>6)<<6;
 if ( assoc_index(CHECK,this.cberrDfn,cb.address)) {
   printf(" Error Defination  already set  for address - %x Adding one more for this address -- \n",cb.address);
   cberrDfn[cb.address].add(cb);
   SetErrorDfn = no_of_errors_set;
   printf("ErrCB DEBUG- Callback Set for address - %x , NoofActiveErrCBS - %d \n",cb.address,no_of_errors_set);
  } else {
   cberrDfn[cb.address] = new ();
   cberrDfn[cb.address].add(cb);
   no_of_errors_set ++;
   SetErrorDfn = no_of_errors_set;
   printf("ErrCB DEBUG- Callback Set for address - %x , NoofActiveErrCBS - %d \n",cb.address,no_of_errors_set);




/* how to add this to Denali-
  1.  Set Call back on Denali for address  cb.address
  2.  Once the call back is successful, call ClrErrorDfn function
*/
 
  }

}
function integer CHostErrInjTab::ChkErrorDfn(CcbErrDfn cb, var integer status ){
  CcbErrDfn error_dfn;
  integer s,d;
  if(assoc_index(CHECK,this.cberrDfn,cb.address))  {
    s= this.cberrDfn[cb.address].get(error_dfn);
    if(s==0) { // No More for this address
       if(error_dfn.error_code & SIU_SpuriousResp) {
	 d = ClrErrorDfn(cb);
       } else {
	// add this back into the queue 
	cberrDfn[cb.address].add_front(error_dfn);
       }
    } else {
	// Do Nothing
    }
    status = 1;
    ChkErrorDfn = error_dfn.error_code;
    printf("CHostErrInjTab::ChkErrorDfn ErrorCode for Address - %x is - %d \n",cb.address,ChkErrorDfn);
  } else { 
  status = -1;
  ChkErrorDfn = -1;
  }
  printf("CHostErrInjTab::ChkErrorDfn ErrorCode for Address - %x is - %d \n",cb.address,ChkErrorDfn);
}

function integer CHostErrInjTab::ClrErrorDfn(CcbErrDfn cb) {
CcbErrDfn cb_delete;
integer status;
if(assoc_index(CHECK,this.cberrDfn,cb.address)) {
  // do the appropriate action and return the status
  ClrErrorDfn = 1;
  status = assoc_index(DELETE,this.cberrDfn,cb.address);
  // printf("CHostErrInjTab::ClrErrorDfn ErrorCode for Address - %x is - %d \n",cb.address,status);
  no_of_errors_set--;
  ClrErrorDfn = status;
} else ClrErrorDfn = -1;
}