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Line 23... |
//// Public License along with this source; if not, download it ////
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//// Public License along with this source; if not, download it ////
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//// from http://www.opencores.org/lgpl.shtml ////
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//// from http://www.opencores.org/lgpl.shtml ////
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//// ////
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//// ////
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//////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////
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class spi_driver
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class spi_driver #(N)
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extends uvm_driver #(spi_sequence_item);
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extends uvm_driver #(spi_sequence_item);
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`uvm_component_utils(spi_driver)
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`uvm_component_param_utils(spi_driver #(N))
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// --------------------------------------------------------------------
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// --------------------------------------------------------------------
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virtual spi_if vif;
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virtual spi_if #(N) vif;
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//--------------------------------------------------------------------
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//--------------------------------------------------------------------
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function void set_default;
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function void set_default;
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vif.sclk <= 0;
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vif.sclk <= 0;
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vif.ss_n <= 1;
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vif.ss_n <= '1;
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vif.mosi <= 'x;
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vif.mosi <= 'x;
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endfunction: set_default
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endfunction: set_default
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//--------------------------------------------------------------------
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//--------------------------------------------------------------------
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virtual task run_phase(uvm_phase phase);
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virtual task run_phase(uvm_phase phase);
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Line 49... |
forever
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forever
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begin
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begin
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index = 0;
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index = 0;
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seq_item_port.get_next_item(item);
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seq_item_port.get_next_item(item);
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vif.ss_n <= 0;
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vif.ss_n <= ~(1 << item.ss_index);
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vif.mosi <= item.mosi_data[index];
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vif.mosi <= item.mosi_data[index];
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#(vif.period / 2);
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#(vif.period / 2);
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fork
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fork
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repeat(item.data_width)
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repeat(item.data_width)
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Line 74... |
@(vif.cb_fall);
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@(vif.cb_fall);
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vif.mosi <= item.mosi_data[index];
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vif.mosi <= item.mosi_data[index];
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end
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end
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#(vif.period / 2);
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#(vif.period / 2);
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vif.ss_n <= 1;
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vif.ss_n <= '1;
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set_default();
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set_default();
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seq_item_port.item_done();
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seq_item_port.item_done();
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end
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end
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Line 88... |
function new(string name, uvm_component parent);
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function new(string name, uvm_component parent);
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super.new(name, parent);
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super.new(name, parent);
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endfunction
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endfunction
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// --------------------------------------------------------------------
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// --------------------------------------------------------------------
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endclass : spi_driver
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endclass
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endclass
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endclass
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