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-rwxr-xr-xusrp2/top/u2_core/u2_core.v27
1 files changed, 23 insertions, 4 deletions
diff --git a/usrp2/top/u2_core/u2_core.v b/usrp2/top/u2_core/u2_core.v
index df74c7dba..937b5343c 100755
--- a/usrp2/top/u2_core/u2_core.v
+++ b/usrp2/top/u2_core/u2_core.v
@@ -135,6 +135,24 @@ module u2_core
input sim_mode,
input [3:0] clock_divider
);
+
+ localparam SR_BUF_POOL = 64; // Uses 1 reg
+ localparam SR_UDP_SM = 96; // 64 regs
+ localparam SR_RX_DSP = 160; // 16
+ localparam SR_RX_CTRL = 176; // 16
+ localparam SR_TIME64 = 192; // 3
+ localparam SR_SIMTIMER = 198; // 2
+ localparam SR_TX_DSP = 208; // 16
+ localparam SR_TX_CTRL = 224; // 16
+
+ // FIFO Sizes, 9 = 512 lines, 10 = 1024, 11 = 2048
+ // all (most?) are 36 bits wide, so 9 is 1 BRAM, 10 is 2, 11 is 4 BRAMs
+ localparam DSP_TX_FIFOSIZE = 10;
+ localparam DSP_RX_FIFOSIZE = 10;
+ localparam ETH_TX_FIFOSIZE = 10;
+ localparam ETH_RX_FIFOSIZE = 11;
+ localparam SERDES_TX_FIFOSIZE = 9;
+ localparam SERDES_RX_FIFOSIZE = 9; // RX currently doesn't use a fifo?
wire [7:0] set_addr, set_addr_dsp;
wire [31:0] set_data, set_data_dsp;
@@ -333,7 +351,7 @@ module u2_core
wire [3:0] wr0_flags, wr1_flags, wr2_flags, wr3_flags;
wire [31:0] wr0_dat, wr1_dat, wr2_dat, wr3_dat;
- buffer_pool #(.BUF_SIZE(9), .SET_ADDR(64)) buffer_pool
+ buffer_pool #(.BUF_SIZE(9), .SET_ADDR(SR_BUF_POOL)) buffer_pool
(.wb_clk_i(wb_clk),.wb_rst_i(wb_rst),
.wb_we_i(s1_we),.wb_stb_i(s1_stb),.wb_adr_i(s1_adr),.wb_dat_i(s1_dat_o),
.wb_dat_o(s1_dat_i),.wb_ack_o(s1_ack),.wb_err_o(),.wb_rty_o(),
@@ -581,18 +599,19 @@ module u2_core
.fifo_occupied(dsp_tx_occ),.fifo_full(dsp_tx_full),.fifo_empty(dsp_tx_empty),
.debug(debug_txc) );
- dsp_core_tx dsp_core_tx
+ dsp_core_tx #(.BASE(SR_TX_DSP)) dsp_core_tx
(.clk(dsp_clk),.rst(dsp_rst),
.set_stb(set_stb_dsp),.set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .sample(sample_tx), .run(run_tx), .strobe(strobe_tx),
.dac_a(dac_a),.dac_b(dac_b),
- .sample(sample_tx), .run(run_tx), .strobe(strobe_tx), .debug(debug_tx_dsp) );
+ .debug(debug_tx_dsp) );
assign dsp_rst = wb_rst;
// ///////////////////////////////////////////////////////////////////////////////////
// SERDES
- serdes #(.TXFIFOSIZE(9),.RXFIFOSIZE(9)) serdes
+ serdes #(.TXFIFOSIZE(SERDES_TX_FIFOSIZE),.RXFIFOSIZE(SERDES_RX_FIFOSIZE)) serdes
(.clk(dsp_clk),.rst(dsp_rst),
.ser_tx_clk(ser_tx_clk),.ser_t(ser_t),.ser_tklsb(ser_tklsb),.ser_tkmsb(ser_tkmsb),
.rd_dat_i(rd0_dat),.rd_flags_i(rd0_flags),.rd_ready_o(rd0_ready_i),.rd_ready_i(rd0_ready_o),