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author | Josh Blum <josh@joshknows.com> | 2013-03-14 17:49:57 -0700 |
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committer | Josh Blum <josh@joshknows.com> | 2013-03-14 17:49:57 -0700 |
commit | a370cb47bbec9a237dfd50b5247d621cd8ab5f4e (patch) | |
tree | 3bd27bfb1f263a221f055218cddda90c15553e02 /usrp2/gpmc/gpmc.v | |
parent | 8d91709d43f8df717abc8e05967e63c60887cd87 (diff) | |
download | uhd-a370cb47bbec9a237dfd50b5247d621cd8ab5f4e.tar.gz uhd-a370cb47bbec9a237dfd50b5247d621cd8ab5f4e.tar.bz2 uhd-a370cb47bbec9a237dfd50b5247d621cd8ab5f4e.zip |
e100: switch to fixed length xfers
Diffstat (limited to 'usrp2/gpmc/gpmc.v')
-rw-r--r-- | usrp2/gpmc/gpmc.v | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/usrp2/gpmc/gpmc.v b/usrp2/gpmc/gpmc.v index 2ba69d184..2f22889cc 100644 --- a/usrp2/gpmc/gpmc.v +++ b/usrp2/gpmc/gpmc.v @@ -58,8 +58,8 @@ module gpmc wire [35:0] txb_data; wire txb_src_rdy, txb_dst_rdy; - gpmc_to_fifo #(.ADDR_WIDTH(ADDR_WIDTH)) gpmc_to_fifo - (.EM_D(EM_D), .EM_A(EM_A), .EM_CLK(EM_CLK), .EM_WE(~EM_NCS4 & ~EM_NWE), + gpmc_to_fifo #(.ADDR_WIDTH(10), .LAST_ADDR(10'h3ff), .PTR_WIDTH(2)) gpmc_to_fifo + (.EM_D(EM_D), .EM_A(EM_A[10:1]), .EM_CLK(EM_CLK), .EM_WE(~EM_NCS4 & ~EM_NWE), .clk(fifo_clk), .reset(fifo_rst), .clear(1'b0), .arst(fifo_rst | arst), .data_o(tx18_data), .src_rdy_o(tx18_src_rdy), .dst_rdy_i(tx18_dst_rdy), .have_space(tx_have_space)); @@ -112,8 +112,8 @@ module gpmc wire [35:0] ctrlb_data; wire ctrlb_src_rdy, ctrlb_dst_rdy; - gpmc_to_fifo #(.PTR_WIDTH(5), .ADDR_WIDTH(5)) ctrl_gpmc_to_fifo - (.EM_D(EM_D), .EM_A(EM_A[5:1]), .EM_CLK(EM_CLK), .EM_WE(~EM_NCS6 & ~EM_NWE & (EM_A[ADDR_WIDTH:6] == 0)), + gpmc_to_fifo #(.PTR_WIDTH(5), .ADDR_WIDTH(5), .LAST_ADDR(5'h0f)) ctrl_gpmc_to_fifo + (.EM_D(EM_D), .EM_A(EM_A[5:1]), .EM_CLK(EM_CLK), .EM_WE(~EM_NCS6 & ~EM_NWE), .clk(fifo_clk), .reset(fifo_rst), .clear(1'b0), .arst(fifo_rst | arst), .data_o(ctrl18_data), .src_rdy_o(ctrl18_src_rdy), .dst_rdy_i(ctrl18_dst_rdy), .have_space(/*always*/)); @@ -149,12 +149,12 @@ module gpmc .f36_datain(respb_data), .f36_src_rdy_i(respb_src_rdy), .f36_dst_rdy_o(respb_dst_rdy), .f19_dataout({resp_dummy,resp18_data}), .f19_src_rdy_o(resp18_src_rdy), .f19_dst_rdy_i(resp18_dst_rdy) ); - fifo_to_gpmc #(.ADDR_WIDTH(ADDR_WIDTH), .LAST_ADDR(10'h00f)) resp_fifo_to_gpmc + fifo_to_gpmc #(.PTR_WIDTH(5), .ADDR_WIDTH(5), .LAST_ADDR(5'h0f)) resp_fifo_to_gpmc (.clk(fifo_clk), .reset(fifo_rst), .clear(1'b0), .arst(fifo_rst | arst), .data_i(resp18_data), .src_rdy_i(resp18_src_rdy), .dst_rdy_o(resp18_dst_rdy), - .EM_D(EM_D_ctrl), .EM_A(EM_A), .EM_CLK(EM_CLK), .EM_OE(~EM_NCS6 & ~EM_NOE), + .EM_D(EM_D_ctrl), .EM_A(EM_A[5:1]), .EM_CLK(EM_CLK), .EM_OE(~EM_NCS6 & ~EM_NOE), .data_available(resp_have_data)); - +//* assign debug = { EM_D, //resp18_data[15:0], //16 @@ -163,5 +163,5 @@ module gpmc EM_NCS4, EM_NCS6, EM_NWE, EM_NOE, //4 EM_CLK, resp_have_data //2 }; - +//*/ endmodule // gpmc |