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https://opencores.org/ocsvn/usb2uart/usb2uart/trunk
Subversion Repositories usb2uart
[/] [usb2uart/] [trunk/] [verify/] [tests/] [usb_test2.v] - Rev 5
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`define usbbfm tb.u_usb_agent.bfm_inst task usb_test2; reg [6:0] address; reg [3:0] endpt; reg [3:0] Status; reg [31:0] ByteCount; integer i,j; reg [7:0] startbyte; reg [15:0] mask; integer MaxPktSize; reg [3:0] PackType; parameter MYACK = 4'b0000, MYNAK = 4'b0001, MYSTALL = 4'b0010, MYTOUT = 4'b0011, MYIVRES = 4'b0100, MYCRCER = 4'b0101; begin address = 7'b000_0001; endpt = 4'b0000; $display("%0d: USB Reset -----", $time); `usbbfm.usb_reset(48); $display("%0d: Set Address = 1 -----", $time); `usbbfm.SetAddress (address); `usbbfm.setup(7'h00, 4'h0, Status); `usbbfm.printstatus(Status, MYACK); `usbbfm.status_IN(7'h00, endpt, Status); `usbbfm.printstatus(Status, MYACK); #5000; $display("%0d: Set configuration -----", $time); `usbbfm.SetConfiguration(2'b01); `usbbfm.setup(address, 4'b0000, Status); `usbbfm.printstatus(Status, MYACK); `usbbfm.status_IN(address, 4'b0000, Status); `usbbfm.printstatus(Status, MYACK); #2000; $display("%0d: Configuration done !!!!!!", $time); // write UART registers through USB ////////////////////////////////////////////////////////////////// // register word write $display("%0d: Performing Register Word Write------------", $time); `usbbfm.VenRegWordWr (address, 32'h8, 32'h123); #500; // register word Read $display("%0d: Performing Register Word Read------------", $time); `usbbfm.VenRegWordRdCmp (address, 32'h8, 32'h123, ByteCount); #500 $display ("USB doing register writes and reads to USB block end \n"); tb.test_control.finish_test; end endtask
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