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yosys/tests/memlib/memlib_wide_read.v
Marcelina Kościelnicka 982a11c709 Add memory_libmap tests.
2022-05-18 17:32:56 +02:00

26 lines
511 B
Verilog

module RAM_WIDE_READ #(
parameter [63:0] INIT = 64'hx,
parameter PORT_A_RD_WIDTH = 8,
parameter PORT_A_WR_WIDTH = 2
) (
input PORT_A_CLK,
input PORT_A_RD_EN,
input [5:0] PORT_A_ADDR,
output reg [7:0] PORT_A_RD_DATA,
input PORT_A_WR_EN,
input [1:0] PORT_A_WR_DATA
);
reg [63:0] mem;
initial mem = INIT;
always @(posedge PORT_A_CLK) begin
if (PORT_A_RD_EN)
PORT_A_RD_DATA <= mem[{PORT_A_ADDR[5:3], 3'b000}+:8];
if (PORT_A_WR_EN)
mem[{PORT_A_ADDR[5:1],1'b0}+:2] <= PORT_A_WR_DATA;
end
endmodule