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Diffstat (limited to 'tests/memlib/memlib_block_sdp.v')
-rw-r--r-- | tests/memlib/memlib_block_sdp.v | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/tests/memlib/memlib_block_sdp.v b/tests/memlib/memlib_block_sdp.v new file mode 100644 index 000000000..d8dac68e3 --- /dev/null +++ b/tests/memlib/memlib_block_sdp.v @@ -0,0 +1,26 @@ +module RAM_BLOCK_SDP( + input PORT_R_CLK, + input [9:0] PORT_R_ADDR, + output reg [15:0] PORT_R_RD_DATA, + input PORT_W_CLK, + input PORT_W_WR_EN, + input [9:0] PORT_W_ADDR, + input [15:0] PORT_W_WR_DATA +); + +parameter INIT = 0; +parameter PORT_R_WIDTH = 1; +parameter PORT_W_WIDTH = 1; +parameter PORT_R_CLK_POL = 0; +parameter PORT_W_CLK_POL = 0; + +reg [2**10-1:0] mem = INIT; + +always @(negedge (PORT_R_CLK ^ PORT_R_CLK_POL)) + PORT_R_RD_DATA <= mem[PORT_R_ADDR+:PORT_R_WIDTH]; + +always @(negedge (PORT_W_CLK ^ PORT_W_CLK_POL)) + if (PORT_W_WR_EN) + mem[PORT_W_ADDR+:PORT_W_WIDTH] <= PORT_W_WR_DATA; + +endmodule |