diff options
Diffstat (limited to 'fpga/usrp2/extramfifo/fifo_extram36.v')
-rw-r--r-- | fpga/usrp2/extramfifo/fifo_extram36.v | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/fpga/usrp2/extramfifo/fifo_extram36.v b/fpga/usrp2/extramfifo/fifo_extram36.v deleted file mode 100644 index 29342fdc4..000000000 --- a/fpga/usrp2/extramfifo/fifo_extram36.v +++ /dev/null @@ -1,47 +0,0 @@ - -// 18 bit interface means we either can't handle errors or can't handle odd lengths -// unless we go to heroic measures - -module fifo_extram36 - (input clk, input reset, input clear, - input [35:0] datain, input src_rdy_i, output dst_rdy_o, output [15:0] space, - output [35:0] dataout, output src_rdy_o, input dst_rdy_i, output [15:0] occupied, - input sram_clk, output [18:0] sram_a, inout [17:0] sram_d, output sram_we, - output [1:0] sram_bw, output sram_adv, output sram_ce, output sram_oe, output sram_mode, - output sram_zz); - - wire [17:0] f18_data_1, f18_data_2, f18_data_3, f18_data_4; - wire f18_src_rdy_1, f18_dst_rdy_1, f18_src_rdy_2, f18_dst_rdy_2; - wire f18_src_rdy_3, f18_dst_rdy_3, f18_src_rdy_4, f18_dst_rdy_4; - - fifo36_to_fifo18 f36_to_f18 - (.clk(clk), .reset(reset), .clear(clear), - .f36_datain(datain), .f36_src_rdy_i(src_rdy_i), .f36_dst_rdy_o(dst_rdy_o), - .f18_dataout(f18_data_1), .f18_src_rdy_o(f18_src_rdy_1), .f18_dst_rdy_i(f18_dst_rdy_1) ); - - wire [15:0] f1_occ, f2_space; - - fifo_2clock_cascade #(.WIDTH(18), .SIZE(4)) fifo_2clock_in - (.wclk(clk), .datain(f18_data_1), .src_rdy_i(f18_src_rdy_1), .dst_rdy_o(f18_dst_rdy_1), .space(), - .rclk(sram_clk), .dataout(f18_data_2), .src_rdy_o(f18_src_rdy_2), .dst_rdy_i(f18_dst_rdy_2), .short_occupied(f1_occ), - .arst(reset) ); - - fifo_extram fifo_extram - (.reset(reset), .clear(clear), - .datain(f18_data_2), .src_rdy_i(f18_src_rdy_2), .dst_rdy_o(f18_dst_rdy_2), .space(), .occ_in(f1_occ), - .dataout(f18_data_3), .src_rdy_o(f18_src_rdy_3), .dst_rdy_i(f18_dst_rdy_3), .occupied(), .space_in(f2_space), - .sram_clk(sram_clk), .sram_a(sram_a), .sram_d(sram_d), .sram_we(sram_we), - .sram_bw(sram_bw), .sram_adv(sram_adv), .sram_ce(sram_ce), .sram_oe(sram_oe), - .sram_mode(sram_mode), .sram_zz(sram_zz)); - - fifo_2clock_cascade #(.WIDTH(18), .SIZE(4)) fifo_2clock_out - (.wclk(sram_clk), .datain(f18_data_3), .src_rdy_i(f18_src_rdy_3), .dst_rdy_o(f18_dst_rdy_3), .short_space(f2_space), - .rclk(clk), .dataout(f18_data_4), .src_rdy_o(f18_src_rdy_4), .dst_rdy_i(f18_dst_rdy_4), .occupied(), - .arst(reset) ); - - fifo18_to_fifo36 f18_to_f36 - (.clk(clk), .reset(reset), .clear(clear), - .f18_datain(f18_data_4), .f18_src_rdy_i(f18_src_rdy_4), .f18_dst_rdy_o(f18_dst_rdy_4), - .f36_dataout(dataout), .f36_src_rdy_o(src_rdy_o), .f36_dst_rdy_i(dst_rdy_i) ); - -endmodule // fifo_extram36 |