From bdfead8c648db77b9350f941d6578a48bdaa2203 Mon Sep 17 00:00:00 2001 From: David Shah Date: Wed, 10 Oct 2018 17:18:17 +0100 Subject: ecp5: Adding BRAM maps for all size options Signed-off-by: David Shah --- techlibs/ecp5/brams_map.v | 65 ++++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 64 insertions(+), 1 deletion(-) (limited to 'techlibs/ecp5/brams_map.v') diff --git a/techlibs/ecp5/brams_map.v b/techlibs/ecp5/brams_map.v index 894f5c46f..61dee7054 100644 --- a/techlibs/ecp5/brams_map.v +++ b/techlibs/ecp5/brams_map.v @@ -24,7 +24,6 @@ module \$__ECP5_DP16KD (CLK2, CLK3, A1ADDR, A1DATA, A1EN, B1ADDR, B1DATA, B1EN); localparam WRITEMODE_A = TRANSP2 ? "WRITETHROUGH" : "NORMAL"; - generate if (CFG_DBITS == 1) begin DP16KD #( `include "bram_init_1_2_4.vh" @@ -41,6 +40,70 @@ module \$__ECP5_DP16KD (CLK2, CLK3, A1ADDR, A1DATA, A1EN, B1ADDR, B1DATA, B1EN); .WEB(1'b0), .CEB(B1EN), .OCEB(1'b1), .RSTA(1'b0), .RSTB(1'b0) ); + end else if (CFG_DBITS == 2) begin + DP16KD #( + `include "bram_init_1_2_4.vh" + .DATA_WIDTH_A(2), + .DATA_WIDTH_B(2), + .CLKAMUX(CLKAMUX), + .CLKBMUX(CLKBMUX), + .WRITEMODE_A(WRITEMODE_A), + .GSR("DISABLED") + ) _TECHMAP_REPLACE_ ( + `include "bram_conn_2.vh" + .CLKA(CLK2), .CLKB(CLK3), + .WEA(1'b1), .CEA(|A1EN), .OCEA(1'b1), + .WEB(1'b0), .CEB(B1EN), .OCEB(1'b1), + .RSTA(1'b0), .RSTB(1'b0) + ); + end else if (CFG_DBITS <= 4) begin + DP16KD #( + `include "bram_init_1_2_4.vh" + .DATA_WIDTH_A(4), + .DATA_WIDTH_B(4), + .CLKAMUX(CLKAMUX), + .CLKBMUX(CLKBMUX), + .WRITEMODE_A(WRITEMODE_A), + .GSR("DISABLED") + ) _TECHMAP_REPLACE_ ( + `include "bram_conn_4.vh" + .CLKA(CLK2), .CLKB(CLK3), + .WEA(1'b1), .CEA(|A1EN), .OCEA(1'b1), + .WEB(1'b0), .CEB(B1EN), .OCEB(1'b1), + .RSTA(1'b0), .RSTB(1'b0) + ); + end else if (CFG_DBITS <= 9) begin + DP16KD #( + `include "bram_init_9_18_36.vh" + .DATA_WIDTH_A(9), + .DATA_WIDTH_B(9), + .CLKAMUX(CLKAMUX), + .CLKBMUX(CLKBMUX), + .WRITEMODE_A(WRITEMODE_A), + .GSR("DISABLED") + ) _TECHMAP_REPLACE_ ( + `include "bram_conn_9.vh" + .CLKA(CLK2), .CLKB(CLK3), + .WEA(1'b1), .CEA(|A1EN), .OCEA(1'b1), + .WEB(1'b0), .CEB(B1EN), .OCEB(1'b1), + .RSTA(1'b0), .RSTB(1'b0) + ); + end else if (CFG_DBITS <= 18) begin + DP16KD #( + `include "bram_init_9_18_36.vh" + .DATA_WIDTH_A(18), + .DATA_WIDTH_B(18), + .CLKAMUX(CLKAMUX), + .CLKBMUX(CLKBMUX), + .WRITEMODE_A(WRITEMODE_A), + .GSR("DISABLED") + ) _TECHMAP_REPLACE_ ( + `include "bram_conn_18.vh" + .CLKA(CLK2), .CLKB(CLK3), + .WEA(1'b1), .CEA(|A1EN), .OCEA(1'b1), + .WEB(1'b0), .CEB(B1EN), .OCEB(1'b1), + .RSTA(1'b0), .RSTB(1'b0) + ); end else begin wire TECHMAP_FAIL = 1'b1; end endgenerate -- cgit v1.2.3