verif/env/common/coverage/siu/siu_niucmd_sample.vrhpal

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//
// OpenSPARC T2 Processor File: siu_niucmd_sample.vrhpal
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
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// along with this program; if not, write to the Free Software
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#inc "siu_cov_inc.pal";

#ifndef SIU_INTF_COV
sample siu_niucmd_sample_this (this_niu_cmd)
{
           state RDD_ord        ( 7'b0010_100 );
           state RDD_byp        ( 7'b0010_101 );
           state WRI_npt_ord    ( 7'b0000_100 );
           state WRI_npt_byp    ( 7'b0000_101 );
           state WRI_pst_ord    ( 7'b0100_100 );
           state WRI_pst_byp    ( 7'b0100_101 );

           cov_weight = 0;
}

. $j = 5;
. for ($i=1; $i<11; $i++)
. {
    sample siu_niucmd_sample_${i}_clk_last (last_niu_cmd)
    {
      state RDD_ord_last_${i}_clk        ( 7'b0010_100 ) if (niu_back_to_back == ${i});
      state RDD_byp_last_${i}_clk        ( 7'b0010_101 ) if (niu_back_to_back == ${i});
      state WRI_npt_ord_last_${i}_clk    ( 7'b0000_100 ) if (niu_back_to_back == ${j});
      state WRI_npt_byp_last_${i}_clk    ( 7'b0000_101 ) if (niu_back_to_back == ${j});
      state WRI_pst_ord_last_${i}_clk    ( 7'b0100_100 ) if (niu_back_to_back == ${j});
      state WRI_pst_byp_last_${i}_clk    ( 7'b0100_101 ) if (niu_back_to_back == ${j});
.     $j++;
      cov_weight = 0;
    }
.}

. for ($i=1; $i<11; $i++)
. {
    cross niusiu_intf_inb_cmd_${i}_clk_cross (siu_niucmd_sample_${i}_clk_last, siu_niucmd_sample_this)
    {
      cov_weight = 1;
    }
.}


// make sure all bits of the dmc tag field are toggled.
sample niusiu_intf_inb_id_sample ( niu_id[15:0] )
{
. &toggle( 16 );

  cov_weight = 1;
}
#else
// FC
sample siu_niucmd_sample_this (this_niu_cmd)
{
           state RDD_byp        ( 7'b0010_101 );
           state WRI_npt_ord    ( 7'b0000_100 );
           state WRI_pst_byp    ( 7'b0100_101 );

           cov_weight = 1;
}

. $j = 5;
. for ($i=1; $i<6; $i++)
. {
    sample siu_niucmd_sample_${i}_clk_last (last_niu_cmd)
    {
      state RDD_byp_last_${i}_clk        ( 7'b0010_101 ) if (niu_back_to_back == ${i});
      state WRI_npt_ord_last_${i}_clk    ( 7'b0000_100 ) if (niu_back_to_back == ${j});
      state WRI_pst_byp_last_${i}_clk    ( 7'b0100_101 ) if (niu_back_to_back == ${j});
.     $j++;
      cov_weight = 0;
    }
.}

. for ($i=1; $i<6; $i++)
. {
    cross niusiu_intf_inb_cmd_${i}_clk_cross (siu_niucmd_sample_${i}_clk_last, siu_niucmd_sample_this)
    {
      cov_weight = 1;
    }
.}

// make sure all bits of the dmc tag field are toggled.
sample niusiu_intf_inb_id_sample ( niu_id[15:0] )
{
. &toggle( 16 );

  cov_weight = 1;
}

#endif