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authorMatt Ettus <matt@ettus.com>2011-02-17 12:52:01 -0800
committerMatt Ettus <matt@ettus.com>2011-02-17 12:52:01 -0800
commit4d785384dae8c6c0bd458ce720ac2906920b1804 (patch)
tree1d32146cd4819aaf86f8a82a09da304636c22783 /usrp2/top
parent34a4cdb53dc4ed7e1b77d1034286465b04c21b5a (diff)
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u2/u2p: added 2nd DSP unit
Diffstat (limited to 'usrp2/top')
-rw-r--r--usrp2/top/u2_rev3/u2_core.v34
1 files changed, 34 insertions, 0 deletions
diff --git a/usrp2/top/u2_rev3/u2_core.v b/usrp2/top/u2_rev3/u2_core.v
index dcfe59ed0..7dce8c673 100644
--- a/usrp2/top/u2_rev3/u2_core.v
+++ b/usrp2/top/u2_rev3/u2_core.v
@@ -635,6 +635,40 @@ module u2_core
.datain(rx0_data), .src_rdy_i(rx0_src_rdy), .dst_rdy_o(rx0_dst_rdy),
.dataout(wr1_dat), .src_rdy_o(wr1_ready_i), .dst_rdy_i(wr1_ready_o));
+ // /////////////////////////////////////////////////////////////////////////
+ // DSP RX 1
+ wire [31:0] sample_rx1;
+ wire [35:0] rx1_data;
+ wire clear_rx1, strobe_rx1, rx1_dst_rdy, rx1_src_rdy;
+
+ always @(posedge dsp_clk)
+ run_rx1_d1 <= run_rx1;
+
+ dsp_core_rx #(.BASE(SR_RX_DSP1)) dsp_core_rx1
+ (.clk(dsp_clk),.rst(dsp_rst),
+ .set_stb(set_stb_dsp),.set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .adc_a(adc_a),.adc_ovf_a(adc_ovf_a),.adc_b(adc_b),.adc_ovf_b(adc_ovf_b),
+ .sample(sample_rx1), .run(run_rx1_d1), .strobe(strobe_rx1),
+ .debug() );
+
+ setting_reg #(.my_addr(SR_RX_CTRL1+3)) sr_clear_rx1
+ (.clk(dsp_clk),.rst(dsp_rst),
+ .strobe(set_stb_dsp),.addr(set_addr_dsp),.in(set_data_dsp),
+ .out(),.changed(clear_rx1));
+
+ vita_rx_chain #(.BASE(SR_RX_CTRL1)) vita_rx_chain1
+ (.clk(dsp_clk), .reset(dsp_rst), .clear(clear_rx1),
+ .set_stb(set_stb_dsp),.set_addr(set_addr_dsp),.set_data(set_data_dsp),
+ .vita_time(vita_time), .overrun(overrun1),
+ .sample(sample_rx1), .run(run_rx1), .strobe(strobe_rx1),
+ .rx_data_o(rx1_data), .rx_src_rdy_o(rx1_src_rdy), .rx_dst_rdy_i(rx1_dst_rdy),
+ .debug() );
+
+ fifo_cascade #(.WIDTH(36), .SIZE(DSP_RX_FIFOSIZE)) rx_fifo_cascade1
+ (.clk(dsp_clk), .reset(dsp_rst), .clear(clear_rx1),
+ .datain(rx1_data), .src_rdy_i(rx1_src_rdy), .dst_rdy_o(rx1_dst_rdy),
+ .dataout(wr3_dat), .src_rdy_o(wr3_ready_i), .dst_rdy_i(wr3_ready_o));
+
// ///////////////////////////////////////////////////////////////////////////////////
// DSP TX