Subversion Repositories apb2spi

class spi_monitor extends uvm_monitor;

        `uvm_component_utils(spi_monitor)

        uvm_analysis_port#(spi_seq_item) spi_ap;

        virtual spi_if m_v_intf;

        spi_seq_item txn;

        integer cnt=0;

function new(string name="spi_monitor",uvm_component parent);

        super.new(name,parent);

        spi_ap=new("spi_ap",this);

endfunction

function void build_phase(uvm_phase phase);

        super.build_phase(phase);

        if(!uvm_config_db#(virtual spi_if)::get(this,"*","spi_vif",m_v_intf))

                `uvm_fatal("NO_SPI_MON_V_INTF","Virtual interface couldn't be obtained for spi monitor")

endfunction

virtual task run_phase(uvm_phase phase);

        txn = spi_seq_item::type_id::create("txn");

        forever

        begin

                wait(m_v_intf.SS==1'b0);

                for(int i=0;i<=`SPI_REG_WIDTH-1;i++)

                begin

                        @(posedge m_v_intf.SCLK)

                        txn.wdata[i] = m_v_intf.MOSI;

                        txn.rdata[i] = m_v_intf.MISO;

                        cnt++;

                end

                wait(m_v_intf.SS==1'b1);

                spi_ap.write(txn);

        end

endtask

endclass