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-rw-r--r--rtl/src/rom.v25
1 files changed, 25 insertions, 0 deletions
diff --git a/rtl/src/rom.v b/rtl/src/rom.v
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--- /dev/null
+++ b/rtl/src/rom.v
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+module rom #(
+ parameter N = 32,
+ parameter SIZE = 1024,
+ parameter ROM_FILE = "../../build/rom.hex"
+)(
+ input clk,
+ input [N-1:0] addr,
+ output reg [N-1:0] data_read
+);
+
+`include "include/log2.vh"
+
+
+//(* RAM_STYLE="BLOCK" *)
+reg [N-1:0] mem [0:SIZE-1];
+
+initial begin
+ $readmemh(ROM_FILE, mem, 0, SIZE-1);
+end
+
+always @(negedge clk) begin
+ data_read <= mem[addr >> 2];
+end
+
+endmodule