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