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debugging shaper

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otroubi
2026-07-27 19:25:09 +03:00
parent 806bab9520
commit fd4b17be0d
1 changed files with 15 additions and 11 deletions
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rtl/controller/src/shaper_axis_status.sv
+15 -11
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@@ -16,11 +16,13 @@ module shaper_axis_status #(
typedef enum logic [0:0] {
IDLE,
WAIT_VALID
WAIT_TAKE
} wr_state;
wr_state state;
logic [31:0] data_reg;
always @(posedge clk) begin
if (!rst_n) begin
state <= IDLE;
@@ -28,22 +30,24 @@ always @(posedge clk) begin
busy <= 1'b0;
handshake <= 1'b0;
data_out <= '0;
data_reg <= '0;
end else begin
case (state)
IDLE: begin
handshake <= 1'b0;
if (take) begin
ready <= 1'b1;
busy <= 1'b1;
state <= WAIT_VALID;
end
end
WAIT_VALID: begin
if (valid) begin
data_out <= data_in;
ready <= 1'b0;
handshake <= 1'b1;
busy <= 1'b0;
data_reg <= data_in;
handshake <= 1'b1;
state <= WAIT_TAKE;
end
end
WAIT_TAKE: begin
if (take) begin
data_out <= data_reg;
ready <= 1'b0;
handshake <= 1'b0;
busy <= 1'b1;
state <= IDLE;
end
end