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`ifndef GUARD_DRVR_CALLBACK_1
`define GUARD_DRVR_CALLBACK_1
class DrvrCovCallback extends Driver_callbacks;
Packet pkt;
covergroup switch_coverage;
length : coverpoint pkt.length;
da : coverpoint pkt.da {
bins p0 = { `P0 };
bins p1 = { `P1 };
bins p2 = { `P2 };
bins p3 = { `P3 }; }
length_kind : coverpoint pkt.length_kind;
fcs_kind : coverpoint pkt.fcs_kind;
all_cross: cross length,da,length_kind,fcs_kind;
endgroup
function new();
switch_coverage = new();
endfunction : new
virtual task post_trans(Packet pkt);
this.pkt = pkt;
switch_coverage.sample();
endtask: post_trans
endclass:DrvrCovCallback
`endif