| Line 138... |
Line 138... |
.app_req_addr (app_req_addr ), // SDRAM Address
|
.app_req_addr (app_req_addr ), // SDRAM Address
|
.app_req_len (app_req_len ), // Burst Length (in 16 bit words)
|
.app_req_len (app_req_len ), // Burst Length (in 16 bit words)
|
.app_req_wrap (1'b0 ), // Wrap mode request (xfr_len = 4)
|
.app_req_wrap (1'b0 ), // Wrap mode request (xfr_len = 4)
|
.app_req_wr_n (app_req_wr_n ), // 0 => Write request, 1 => read req
|
.app_req_wr_n (app_req_wr_n ), // 0 => Write request, 1 => read req
|
.app_req_ack (app_req_ack ), // Request has been accepted
|
.app_req_ack (app_req_ack ), // Request has been accepted
|
.sdr_core_busy_n ( ), // OK to arbitrate next request
|
|
|
|
.app_wr_data (app_wr_data ),
|
.app_wr_data (app_wr_data ),
|
.app_wr_en_n (app_wr_en_n ),
|
.app_wr_en_n (app_wr_en_n ),
|
.app_rd_data (app_rd_data ),
|
.app_rd_data (app_rd_data ),
|
.app_last_rd (app_last_rd ),
|
.app_last_rd (app_last_rd ),
|
| Line 268... |
Line 267... |
RESETN = 1'h1;
|
RESETN = 1'h1;
|
#1000;
|
#1000;
|
wait(u_dut.sdr_init_done == 1);
|
wait(u_dut.sdr_init_done == 1);
|
|
|
#1000;
|
#1000;
|
|
/********************
|
$display("-------------------------------------- ");
|
$display("-------------------------------------- ");
|
$display(" Case-1: Single Write/Read Case ");
|
$display(" Case-1: Single Write/Read Case ");
|
$display("-------------------------------------- ");
|
$display("-------------------------------------- ");
|
|
|
burst_write(32'h4_0000,8'h4);
|
burst_write(32'h4_0000,8'h4);
|
| Line 286... |
Line 285... |
$display("----------------------------------------");
|
$display("----------------------------------------");
|
burst_write(32'h4_0000,8'h4);
|
burst_write(32'h4_0000,8'h4);
|
burst_read();
|
burst_read();
|
burst_write(32'h0040_0000,8'h5);
|
burst_write(32'h0040_0000,8'h5);
|
burst_read();
|
burst_read();
|
|
***************/
|
$display("----------------------------------------");
|
$display("----------------------------------------");
|
$display(" Case-3 Create a Page Cross Over ");
|
$display(" Case-3 Create a Page Cross Over ");
|
$display("----------------------------------------");
|
$display("----------------------------------------");
|
burst_write(32'h4_0FFC,8'h8);
|
burst_write(32'h4_0FFC,8'h8);
|
burst_write(32'h0040_0FF8,8'hF);
|
burst_write(32'h0040_0FF8,8'hF);
|
burst_read();
|
burst_read();
|
burst_read();
|
burst_read();
|
|
/*****************
|
$display("----------------------------------------");
|
$display("----------------------------------------");
|
$display(" Case:4 4 Write & 4 Read ");
|
$display(" Case:4 4 Write & 4 Read ");
|
$display("----------------------------------------");
|
$display("----------------------------------------");
|
burst_write(32'h4_0000,8'h4);
|
burst_write(32'h4_0000,8'h4);
|
burst_write(32'h5_0000,8'h5);
|
burst_write(32'h5_0000,8'h5);
|
| Line 367... |
Line 366... |
#100;
|
#100;
|
burst_read();
|
burst_read();
|
#100;
|
#100;
|
end
|
end
|
|
|
|
*********************/
|
|
|
#10000;
|
#10000;
|
|
|
$display("###############################");
|
$display("###############################");
|
if(ErrCnt == 0)
|
if(ErrCnt == 0)
|
