diff options
Diffstat (limited to 'gr-sounder/src/fpga/lib')
| -rw-r--r-- | gr-sounder/src/fpga/lib/.gitignore | 2 | ||||
| -rw-r--r-- | gr-sounder/src/fpga/lib/Makefile.am | 30 | ||||
| -rw-r--r-- | gr-sounder/src/fpga/lib/dac_interface.v | 60 | ||||
| -rw-r--r-- | gr-sounder/src/fpga/lib/dacpll.v | 291 | ||||
| -rw-r--r-- | gr-sounder/src/fpga/lib/lfsr.v | 46 | ||||
| -rw-r--r-- | gr-sounder/src/fpga/lib/lfsr_constants.v | 63 | ||||
| -rw-r--r-- | gr-sounder/src/fpga/lib/sounder.v | 90 | ||||
| -rw-r--r-- | gr-sounder/src/fpga/lib/sounder_ctrl.v | 97 | ||||
| -rw-r--r-- | gr-sounder/src/fpga/lib/sounder_rx.v | 83 | ||||
| -rw-r--r-- | gr-sounder/src/fpga/lib/sounder_tx.v | 44 |
10 files changed, 0 insertions, 806 deletions
diff --git a/gr-sounder/src/fpga/lib/.gitignore b/gr-sounder/src/fpga/lib/.gitignore deleted file mode 100644 index b336cc7ce..000000000 --- a/gr-sounder/src/fpga/lib/.gitignore +++ /dev/null @@ -1,2 +0,0 @@ -/Makefile -/Makefile.in diff --git a/gr-sounder/src/fpga/lib/Makefile.am b/gr-sounder/src/fpga/lib/Makefile.am deleted file mode 100644 index a9586ebcc..000000000 --- a/gr-sounder/src/fpga/lib/Makefile.am +++ /dev/null @@ -1,30 +0,0 @@ -# -# Copyright 2007,2009,2010 Free Software Foundation, Inc. -# -# This file is part of GNU Radio -# -# GNU Radio is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 3, or (at your option) -# any later version. -# -# GNU Radio is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with GNU Radio; see the file COPYING. If not, write to -# the Free Software Foundation, Inc., 51 Franklin Street, -# Boston, MA 02110-1301, USA. -# - -include $(top_srcdir)/Makefile.common - -EXTRA_DIST += \ - dac_interface.v \ - dacpll.v \ - sounder.v \ - sounder_ctrl.v \ - sounder_rx.v \ - sounder_tx.v diff --git a/gr-sounder/src/fpga/lib/dac_interface.v b/gr-sounder/src/fpga/lib/dac_interface.v deleted file mode 100644 index 93c72cca6..000000000 --- a/gr-sounder/src/fpga/lib/dac_interface.v +++ /dev/null @@ -1,60 +0,0 @@ -// -*- verilog -*- -// -// USRP - Universal Software Radio Peripheral -// -// Copyright (C) 2007 Corgan Enterprises LLC -// -// This program is free software; you can redistribute it and/or modify -// it under the terms of the GNU General Public License as published by -// the Free Software Foundation; either version 2 of the License, or -// (at your option) any later version. -// -// This program is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU General Public License for more details. -// -// You should have received a copy of the GNU General Public License -// along with this program; if not, write to the Free Software -// Foundation, Inc., 51 Franklin Street, Boston, MA 02110-1301 USA -// - -`include "../top/config.vh" - -module dac_interface(clk_i,rst_i,ena_i,strobe_i,tx_i_i,tx_q_i,tx_data_o,tx_sync_o); - input clk_i; - input rst_i; - input ena_i; - input strobe_i; - - input [13:0] tx_i_i; - input [13:0] tx_q_i; - - output [13:0] tx_data_o; - output tx_sync_o; - -`ifdef TX_RATE_MAX - wire clk128; - reg clk64_d; - reg [13:0] tx_data_o; - - // Create a 128 MHz clock - dacpll pll128(.areset(rst_i),.inclk0(clk_i),.c0(clk128)); - - // Register the clk64 clock in the clk128 domain - always @(posedge clk128) - clk64_d <= #1 clk_i; - - // Register the tx data in the clk128 domain - always @(posedge clk128) - tx_data_o <= #1 clk64_d ? tx_i_i : tx_q_i; - - assign tx_sync_o = clk64_d; - - -`else // !`ifdef TX_RATE_MAX - assign tx_data_o = strobe_i ? tx_q_i : tx_i_i; - assign tx_sync_o = strobe_i; -`endif // !`ifdef TX_RATE_MAX - -endmodule // dac_interface diff --git a/gr-sounder/src/fpga/lib/dacpll.v b/gr-sounder/src/fpga/lib/dacpll.v deleted file mode 100644 index 25f584f4f..000000000 --- a/gr-sounder/src/fpga/lib/dacpll.v +++ /dev/null @@ -1,291 +0,0 @@ -// megafunction wizard: %ALTPLL% -// GENERATION: STANDARD -// VERSION: WM1.0 -// MODULE: altpll - -// ============================================================ -// File Name: dacpll.v -// Megafunction Name(s): -// altpll -// -// Simulation Library Files(s): -// altera_mf -// ============================================================ -// ************************************************************ -// THIS IS A WIZARD-GENERATED FILE. DO NOT EDIT THIS FILE! -// -// 7.0 Build 33 02/05/2007 SJ Web Edition -// ************************************************************ - - -//Copyright (C) 1991-2007 Altera Corporation -//Your use of Altera Corporation's design tools, logic functions -//and other software and tools, and its AMPP partner logic -//functions, and any output files from any of the foregoing -//(including device programming or simulation files), and any -//associated documentation or information are expressly subject -//to the terms and conditions of the Altera Program License -//Subscription Agreement, Altera MegaCore Function License -//Agreement, or other applicable license agreement, including, -//without limitation, that your use is for the sole purpose of -//programming logic devices manufactured by Altera and sold by -//Altera or its authorized distributors. Please refer to the -//applicable agreement for further details. - - -// synopsys translate_off -`timescale 1 ps / 1 ps -// synopsys translate_on -module dacpll ( - areset, - inclk0, - c0); - - input areset; - input inclk0; - output c0; - - wire [5:0] sub_wire0; - wire [0:0] sub_wire4 = 1'h0; - wire [0:0] sub_wire1 = sub_wire0[0:0]; - wire c0 = sub_wire1; - wire sub_wire2 = inclk0; - wire [1:0] sub_wire3 = {sub_wire4, sub_wire2}; - - altpll altpll_component ( - .inclk (sub_wire3), - .areset (areset), - .clk (sub_wire0), - .activeclock (), - .clkbad (), - .clkena ({6{1'b1}}), - .clkloss (), - .clkswitch (1'b0), - .configupdate (1'b1), - .enable0 (), - .enable1 (), - .extclk (), - .extclkena ({4{1'b1}}), - .fbin (1'b1), - .fbout (), - .locked (), - .pfdena (1'b1), - .phasecounterselect ({4{1'b1}}), - .phasedone (), - .phasestep (1'b1), - .phaseupdown (1'b1), - .pllena (1'b1), - .scanaclr (1'b0), - .scanclk (1'b0), - .scanclkena (1'b1), - .scandata (1'b0), - .scandataout (), - .scandone (), - .scanread (1'b0), - .scanwrite (1'b0), - .sclkout0 (), - .sclkout1 (), - .vcooverrange (), - .vcounderrange ()); - defparam - altpll_component.clk0_divide_by = 1, - altpll_component.clk0_duty_cycle = 50, - altpll_component.clk0_multiply_by = 2, - altpll_component.clk0_phase_shift = "0000", - altpll_component.compensate_clock = "CLK0", - altpll_component.inclk0_input_frequency = 15625, - altpll_component.intended_device_family = "Cyclone", - altpll_component.lpm_type = "altpll", - altpll_component.operation_mode = "NORMAL", - altpll_component.pll_type = "AUTO", - altpll_component.port_activeclock = "PORT_UNUSED", - altpll_component.port_areset = "PORT_USED", - altpll_component.port_clkbad0 = "PORT_UNUSED", - altpll_component.port_clkbad1 = "PORT_UNUSED", - altpll_component.port_clkloss = "PORT_UNUSED", - altpll_component.port_clkswitch = "PORT_UNUSED", - altpll_component.port_configupdate = "PORT_UNUSED", - altpll_component.port_fbin = "PORT_UNUSED", - altpll_component.port_inclk0 = "PORT_USED", - altpll_component.port_inclk1 = "PORT_UNUSED", - altpll_component.port_locked = "PORT_UNUSED", - altpll_component.port_pfdena = "PORT_UNUSED", - altpll_component.port_phasecounterselect = "PORT_UNUSED", - altpll_component.port_phasedone = "PORT_UNUSED", - altpll_component.port_phasestep = "PORT_UNUSED", - altpll_component.port_phaseupdown = "PORT_UNUSED", - altpll_component.port_pllena = "PORT_UNUSED", - altpll_component.port_scanaclr = "PORT_UNUSED", - altpll_component.port_scanclk = "PORT_UNUSED", - altpll_component.port_scanclkena = "PORT_UNUSED", - altpll_component.port_scandata = "PORT_UNUSED", - altpll_component.port_scandataout = "PORT_UNUSED", - altpll_component.port_scandone = "PORT_UNUSED", - altpll_component.port_scanread = "PORT_UNUSED", - altpll_component.port_scanwrite = "PORT_UNUSED", - altpll_component.port_clk0 = "PORT_USED", - altpll_component.port_clk1 = "PORT_UNUSED", - altpll_component.port_clk3 = "PORT_UNUSED", - altpll_component.port_clk4 = "PORT_UNUSED", - altpll_component.port_clk5 = "PORT_UNUSED", - altpll_component.port_clkena0 = "PORT_UNUSED", - altpll_component.port_clkena1 = "PORT_UNUSED", - altpll_component.port_clkena3 = "PORT_UNUSED", - altpll_component.port_clkena4 = "PORT_UNUSED", - altpll_component.port_clkena5 = "PORT_UNUSED", - altpll_component.port_extclk0 = "PORT_UNUSED", - altpll_component.port_extclk1 = "PORT_UNUSED", - altpll_component.port_extclk2 = "PORT_UNUSED", - altpll_component.port_extclk3 = "PORT_UNUSED"; - - -endmodule - -// ============================================================ -// CNX file retrieval info -// ============================================================ -// Retrieval info: PRIVATE: ACTIVECLK_CHECK STRING "0" -// Retrieval info: PRIVATE: BANDWIDTH STRING "1.000" -// Retrieval info: PRIVATE: BANDWIDTH_FEATURE_ENABLED STRING "0" -// Retrieval info: PRIVATE: BANDWIDTH_FREQ_UNIT STRING "MHz" -// Retrieval info: PRIVATE: BANDWIDTH_PRESET STRING "Low" -// Retrieval info: PRIVATE: BANDWIDTH_USE_AUTO STRING "1" -// Retrieval info: PRIVATE: BANDWIDTH_USE_CUSTOM STRING "0" -// Retrieval info: PRIVATE: BANDWIDTH_USE_PRESET STRING "0" -// Retrieval info: PRIVATE: CLKBAD_SWITCHOVER_CHECK STRING "0" -// Retrieval info: PRIVATE: CLKLOSS_CHECK STRING "0" -// Retrieval info: PRIVATE: CLKSWITCH_CHECK STRING "0" -// Retrieval info: PRIVATE: CNX_NO_COMPENSATE_RADIO STRING "0" -// Retrieval info: PRIVATE: CREATE_CLKBAD_CHECK STRING "0" -// Retrieval info: PRIVATE: CREATE_INCLK1_CHECK STRING "0" -// Retrieval info: PRIVATE: CUR_DEDICATED_CLK STRING "c0" -// Retrieval info: PRIVATE: CUR_FBIN_CLK STRING "e0" -// Retrieval info: PRIVATE: DEVICE_FAMILY NUMERIC "11" -// Retrieval info: PRIVATE: DEVICE_SPEED_GRADE STRING "8" -// Retrieval info: PRIVATE: DEV_FAMILY STRING "Cyclone" -// Retrieval info: PRIVATE: DIV_FACTOR0 NUMERIC "1" -// Retrieval info: PRIVATE: DUTY_CYCLE0 STRING "50.00000000" -// Retrieval info: PRIVATE: EXT_FEEDBACK_RADIO STRING "0" -// Retrieval info: PRIVATE: GLOCKED_COUNTER_EDIT_CHANGED STRING "1" -// Retrieval info: PRIVATE: GLOCKED_FEATURE_ENABLED STRING "0" -// Retrieval info: PRIVATE: GLOCKED_MODE_CHECK STRING "0" -// Retrieval info: PRIVATE: GLOCK_COUNTER_EDIT NUMERIC "1048575" -// Retrieval info: PRIVATE: HAS_MANUAL_SWITCHOVER STRING "1" -// Retrieval info: PRIVATE: INCLK0_FREQ_EDIT STRING "64.000" -// Retrieval info: PRIVATE: INCLK0_FREQ_UNIT_COMBO STRING "MHz" -// Retrieval info: PRIVATE: INCLK1_FREQ_EDIT STRING "100.000" -// Retrieval info: PRIVATE: INCLK1_FREQ_EDIT_CHANGED STRING "1" -// Retrieval info: PRIVATE: INCLK1_FREQ_UNIT_CHANGED STRING "1" -// Retrieval info: PRIVATE: INCLK1_FREQ_UNIT_COMBO STRING "MHz" -// Retrieval info: PRIVATE: INT_FEEDBACK__MODE_RADIO STRING "1" -// Retrieval info: PRIVATE: LOCKED_OUTPUT_CHECK STRING "0" -// Retrieval info: PRIVATE: LOCK_LOSS_SWITCHOVER_CHECK STRING "0" -// Retrieval info: PRIVATE: LONG_SCAN_RADIO STRING "1" -// Retrieval info: PRIVATE: LVDS_MODE_DATA_RATE STRING "512.000" -// Retrieval info: PRIVATE: LVDS_MODE_DATA_RATE_DIRTY NUMERIC "0" -// Retrieval info: PRIVATE: LVDS_PHASE_SHIFT_UNIT0 STRING "deg" -// Retrieval info: PRIVATE: MIRROR_CLK0 STRING "0" -// Retrieval info: PRIVATE: MULT_FACTOR0 NUMERIC "2" -// Retrieval info: PRIVATE: NORMAL_MODE_RADIO STRING "1" -// Retrieval info: PRIVATE: OUTPUT_FREQ0 STRING "100.00000000" -// Retrieval info: PRIVATE: OUTPUT_FREQ_MODE0 STRING "0" -// Retrieval info: PRIVATE: OUTPUT_FREQ_UNIT0 STRING "MHz" -// Retrieval info: PRIVATE: PHASE_RECONFIG_FEATURE_ENABLED STRING "0" -// Retrieval info: PRIVATE: PHASE_RECONFIG_INPUTS_CHECK STRING "0" -// Retrieval info: PRIVATE: PHASE_SHIFT0 STRING "0.00000000" -// Retrieval info: PRIVATE: PHASE_SHIFT_UNIT0 STRING "ns" -// Retrieval info: PRIVATE: PLL_ADVANCED_PARAM_CHECK STRING "0" -// Retrieval info: PRIVATE: PLL_ARESET_CHECK STRING "1" -// Retrieval info: PRIVATE: PLL_AUTOPLL_CHECK NUMERIC "1" -// Retrieval info: PRIVATE: PLL_ENA_CHECK STRING "0" -// Retrieval info: PRIVATE: PLL_ENHPLL_CHECK NUMERIC "0" -// Retrieval info: PRIVATE: PLL_FASTPLL_CHECK NUMERIC "0" -// Retrieval info: PRIVATE: PLL_LVDS_PLL_CHECK NUMERIC "0" -// Retrieval info: PRIVATE: PLL_PFDENA_CHECK STRING "0" -// Retrieval info: PRIVATE: PLL_TARGET_HARCOPY_CHECK NUMERIC "0" -// Retrieval info: PRIVATE: PRIMARY_CLK_COMBO STRING "inclk0" -// Retrieval info: PRIVATE: SACN_INPUTS_CHECK STRING "0" -// Retrieval info: PRIVATE: SCAN_FEATURE_ENABLED STRING "0" -// Retrieval info: PRIVATE: SELF_RESET_LOCK_LOSS STRING "0" -// Retrieval info: PRIVATE: SHORT_SCAN_RADIO STRING "0" -// Retrieval info: PRIVATE: SPREAD_FEATURE_ENABLED STRING "0" -// Retrieval info: PRIVATE: SPREAD_FREQ STRING "50.000" -// Retrieval info: PRIVATE: SPREAD_FREQ_UNIT STRING "KHz" -// Retrieval info: PRIVATE: SPREAD_PERCENT STRING "0.500" -// Retrieval info: PRIVATE: SPREAD_USE STRING "0" -// Retrieval info: PRIVATE: SRC_SYNCH_COMP_RADIO STRING "0" -// Retrieval info: PRIVATE: STICKY_CLK0 STRING "1" -// Retrieval info: PRIVATE: SWITCHOVER_COUNT_EDIT NUMERIC "1" -// Retrieval info: PRIVATE: SWITCHOVER_FEATURE_ENABLED STRING "0" -// Retrieval info: PRIVATE: USE_CLK0 STRING "1" -// Retrieval info: PRIVATE: USE_CLKENA0 STRING "0" -// Retrieval info: PRIVATE: ZERO_DELAY_RADIO STRING "0" -// Retrieval info: LIBRARY: altera_mf altera_mf.altera_mf_components.all -// Retrieval info: CONSTANT: CLK0_DIVIDE_BY NUMERIC "1" -// Retrieval info: CONSTANT: CLK0_DUTY_CYCLE NUMERIC "50" -// Retrieval info: CONSTANT: CLK0_MULTIPLY_BY NUMERIC "2" -// Retrieval info: CONSTANT: CLK0_PHASE_SHIFT STRING "0" -// Retrieval info: CONSTANT: COMPENSATE_CLOCK STRING "CLK0" -// Retrieval info: CONSTANT: INCLK0_INPUT_FREQUENCY NUMERIC "15625" -// Retrieval info: CONSTANT: INTENDED_DEVICE_FAMILY STRING "Cyclone" -// Retrieval info: CONSTANT: LPM_TYPE STRING "altpll" -// Retrieval info: CONSTANT: OPERATION_MODE STRING "NORMAL" -// Retrieval info: CONSTANT: PLL_TYPE STRING "AUTO" -// Retrieval info: CONSTANT: PORT_ACTIVECLOCK STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_ARESET STRING "PORT_USED" -// Retrieval info: CONSTANT: PORT_CLKBAD0 STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_CLKBAD1 STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_CLKLOSS STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_CLKSWITCH STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_CONFIGUPDATE STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_FBIN STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_INCLK0 STRING "PORT_USED" -// Retrieval info: CONSTANT: PORT_INCLK1 STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_LOCKED STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_PFDENA STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_PHASECOUNTERSELECT STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_PHASEDONE STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_PHASESTEP STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_PHASEUPDOWN STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_PLLENA STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_SCANACLR STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_SCANCLK STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_SCANCLKENA STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_SCANDATA STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_SCANDATAOUT STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_SCANDONE STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_SCANREAD STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_SCANWRITE STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_clk0 STRING "PORT_USED" -// Retrieval info: CONSTANT: PORT_clk1 STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_clk3 STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_clk4 STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_clk5 STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_clkena0 STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_clkena1 STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_clkena3 STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_clkena4 STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_clkena5 STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_extclk0 STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_extclk1 STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_extclk2 STRING "PORT_UNUSED" -// Retrieval info: CONSTANT: PORT_extclk3 STRING "PORT_UNUSED" -// Retrieval info: USED_PORT: @clk 0 0 6 0 OUTPUT_CLK_EXT VCC "@clk[5..0]" -// Retrieval info: USED_PORT: @extclk 0 0 4 0 OUTPUT_CLK_EXT VCC "@extclk[3..0]" -// Retrieval info: USED_PORT: areset 0 0 0 0 INPUT GND "areset" -// Retrieval info: USED_PORT: c0 0 0 0 0 OUTPUT_CLK_EXT VCC "c0" -// Retrieval info: USED_PORT: inclk0 0 0 0 0 INPUT_CLK_EXT GND "inclk0" -// Retrieval info: CONNECT: @inclk 0 0 1 0 inclk0 0 0 0 0 -// Retrieval info: CONNECT: c0 0 0 0 0 @clk 0 0 1 0 -// Retrieval info: CONNECT: @inclk 0 0 1 1 GND 0 0 0 0 -// Retrieval info: CONNECT: @areset 0 0 0 0 areset 0 0 0 0 -// Retrieval info: GEN_FILE: TYPE_NORMAL dacpll.v TRUE FALSE -// Retrieval info: GEN_FILE: TYPE_NORMAL dacpll.ppf TRUE FALSE -// Retrieval info: GEN_FILE: TYPE_NORMAL dacpll.inc FALSE FALSE -// Retrieval info: GEN_FILE: TYPE_NORMAL dacpll.cmp FALSE FALSE -// Retrieval info: GEN_FILE: TYPE_NORMAL dacpll.bsf TRUE -// Retrieval info: GEN_FILE: TYPE_NORMAL dacpll_inst.v TRUE FALSE -// Retrieval info: GEN_FILE: TYPE_NORMAL dacpll_bb.v TRUE FALSE -// Retrieval info: GEN_FILE: TYPE_NORMAL dacpll_waveforms.html TRUE FALSE -// Retrieval info: GEN_FILE: TYPE_NORMAL dacpll_wave*.jpg FALSE FALSE -// Retrieval info: LIB_FILE: altera_mf diff --git a/gr-sounder/src/fpga/lib/lfsr.v b/gr-sounder/src/fpga/lib/lfsr.v deleted file mode 100644 index bd0743e9c..000000000 --- a/gr-sounder/src/fpga/lib/lfsr.v +++ /dev/null @@ -1,46 +0,0 @@ -// -*- verilog -*- -// -// USRP - Universal Software Radio Peripheral -// -// Copyright (C) 2007 Corgan Enterprises LLC -// -// This program is free software; you can redistribute it and/or modify -// it under the terms of the GNU General Public License as published by -// the Free Software Foundation; either version 2 of the License, or -// (at your option) any later version. -// -// This program is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU General Public License for more details. -// -// You should have received a copy of the GNU General Public License -// along with this program; if not, write to the Free Software -// Foundation, Inc., 51 Franklin Street, Boston, MA 02110-1301 USA -// - -module lfsr(clk_i,rst_i,ena_i,strobe_i,mask_i,pn_o); - parameter width = 16; - - input clk_i; - input rst_i; - input ena_i; - input strobe_i; - input [width-1:0] mask_i; - - output pn_o; - - reg [width-1:0] shifter; - - wire parity = ^(shifter & mask_i); - - always @(posedge clk_i) - if (rst_i | ~ena_i) - shifter <= #5 1; - else - if (strobe_i) - shifter <= #5 {shifter[width-2:0],parity}; - - assign pn_o = shifter[0]; - -endmodule // lfsr diff --git a/gr-sounder/src/fpga/lib/lfsr_constants.v b/gr-sounder/src/fpga/lib/lfsr_constants.v deleted file mode 100644 index e23ed6601..000000000 --- a/gr-sounder/src/fpga/lib/lfsr_constants.v +++ /dev/null @@ -1,63 +0,0 @@ -// -*- verilog -*- -// -// USRP - Universal Software Radio Peripheral -// -// Copyright (C) 2007 Corgan Enterprises LLC -// -// This program is free software; you can redistribute it and/or modify -// it under the terms of the GNU General Public License as published by -// the Free Software Foundation; either version 2 of the License, or -// (at your option) any later version. -// -// This program is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU General Public License for more details. -// -// You should have received a copy of the GNU General Public License -// along with this program; if not, write to the Free Software -// Foundation, Inc., 51 Franklin Street, Boston, MA 02110-1301 USA -// - -module lfsr_constants(clk_i,rst_i,degree_i,mask_o,len_o); - input clk_i; - input rst_i; - input [4:0] degree_i; - output reg [15:0] mask_o; - output reg [16:0] len_o; - - integer len; - - always @(posedge clk_i) - if (rst_i) - begin - len_o <= #5 17'b0; - mask_o <= #5 16'b0; - end - else - begin - len_o <= #5 ((1 << degree_i) << 1)-3; - - case (degree_i) - 5'd00: mask_o <= #5 16'h0000; - 5'd01: mask_o <= #5 16'h0001; - 5'd02: mask_o <= #5 16'h0003; - 5'd03: mask_o <= #5 16'h0005; - 5'd04: mask_o <= #5 16'h0009; - 5'd05: mask_o <= #5 16'h0012; - 5'd06: mask_o <= #5 16'h0021; - 5'd07: mask_o <= #5 16'h0041; - 5'd08: mask_o <= #5 16'h008E; - 5'd09: mask_o <= #5 16'h0108; - 5'd10: mask_o <= #5 16'h0204; - 5'd11: mask_o <= #5 16'h0402; - 5'd12: mask_o <= #5 16'h0829; - 5'd13: mask_o <= #5 16'h100D; - 5'd14: mask_o <= #5 16'h2015; - 5'd15: mask_o <= #5 16'h4001; - 5'd16: mask_o <= #5 16'h8016; - default: mask_o <= #5 16'h0000; - endcase // case(degree_i) - end // else: !if(rst_i) - -endmodule // lfsr_constants diff --git a/gr-sounder/src/fpga/lib/sounder.v b/gr-sounder/src/fpga/lib/sounder.v deleted file mode 100644 index 675be8881..000000000 --- a/gr-sounder/src/fpga/lib/sounder.v +++ /dev/null @@ -1,90 +0,0 @@ -// -*- verilog -*- -// -// USRP - Universal Software Radio Peripheral -// -// Copyright (C) 2007 Corgan Enterprises LLC -// -// This program is free software; you can redistribute it and/or modify -// it under the terms of the GNU General Public License as published by -// the Free Software Foundation; either version 2 of the License, or -// (at your option) any later version. -// -// This program is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU General Public License for more details. -// -// You should have received a copy of the GNU General Public License -// along with this program; if not, write to the Free Software -// Foundation, Inc., 51 Franklin Street, Boston, MA 02110-1301 USA -// - -`include "../../../../usrp/firmware/include/fpga_regs_common.v" -`include "../../../../usrp/firmware/include/fpga_regs_standard.v" - -module sounder(clk_i, saddr_i, sdata_i, s_strobe_i, - tx_strobe_o, tx_dac_i_o, tx_dac_q_o, - rx_adc_i_i,rx_adc_q_i, - rx_strobe_o, rx_imp_i_o,rx_imp_q_o); - - // System interface - input clk_i; // Master clock @ 64 MHz - input [6:0] saddr_i; // Configuration bus address - input [31:0] sdata_i; // Configuration bus data - input s_strobe_i; // Configuration bus write - - // Transmit subsystem - output tx_strobe_o; // Generate an transmitter output sample - output [13:0] tx_dac_i_o; // I channel transmitter output to DAC - output [13:0] tx_dac_q_o; // Q channel transmitter output to DAC - - // Receive subsystem - output rx_strobe_o; // Indicates output samples ready for Rx FIFO - input [15:0] rx_adc_i_i; // I channel input from ADC interface module - input [15:0] rx_adc_q_i; // Q channel input from ADC interface module - output [15:0] rx_imp_i_o; // I channel impulse response to Rx FIFO - output [15:0] rx_imp_q_o; // Q channel impulse response to Rx FIFO - - // Internal variables - wire reset; - wire transmit; - wire receive; - wire loopback; - - wire [4:0] degree; - wire [13:0] ampl; - wire [15:0] mask; - - wire ref_strobe; - wire sum_strobe; - sounder_ctrl master(.clk_i(clk_i),.rst_i(reset),.saddr_i(saddr_i), - .sdata_i(sdata_i),.s_strobe_i(s_strobe_i), - .reset_o(reset),.transmit_o(transmit),.receive_o(receive),.loopback_o(loopback), - .degree_o(degree),.ampl_o(ampl),.mask_o(mask),.tx_strobe_o(tx_strobe_o), - .rx_strobe_o(rx_strobe_o),.sum_strobe_o(sum_strobe),.ref_strobe_o(ref_strobe)); - - // Loopback implementation - wire [13:0] tx_i, tx_q; - wire [15:0] tx_i_ext, tx_q_ext; - wire [15:0] rx_i, rx_q; - - sign_extend #(14,16) tx_i_extender(tx_i, tx_i_ext); - sign_extend #(14,16) tx_q_extender(tx_q, tx_q_ext); - - assign tx_dac_i_o = loopback ? 14'b0 : tx_i; - assign tx_dac_q_o = loopback ? 14'b0 : tx_q; - assign rx_i = loopback ? tx_i_ext : rx_adc_i_i; - assign rx_q = loopback ? tx_q_ext : rx_adc_q_i; - - sounder_tx transmitter - ( .clk_i(clk_i),.rst_i(reset),.ena_i(transmit), - .strobe_i(tx_strobe_o),.mask_i(mask),.ampl_i(ampl), - .tx_i_o(tx_i),.tx_q_o(tx_q) ); - - sounder_rx receiver - ( .clk_i(clk_i),.rst_i(reset),.ena_i(receive), - .sum_strobe_i(sum_strobe),.ref_strobe_i(ref_strobe), - .mask_i(mask),.degree_i(degree), - .rx_in_i_i(rx_i),.rx_in_q_i(rx_q),.rx_i_o(rx_imp_i_o),.rx_q_o(rx_imp_q_o)); - -endmodule // sounder diff --git a/gr-sounder/src/fpga/lib/sounder_ctrl.v b/gr-sounder/src/fpga/lib/sounder_ctrl.v deleted file mode 100644 index 6e967a5ba..000000000 --- a/gr-sounder/src/fpga/lib/sounder_ctrl.v +++ /dev/null @@ -1,97 +0,0 @@ -// -*- verilog -*- -// -// USRP - Universal Software Radio Peripheral -// -// Copyright (C) 2007 Corgan Enterprises LLC -// -// This program is free software; you can redistribute it and/or modify -// it under the terms of the GNU General Public License as published by -// the Free Software Foundation; either version 2 of the License, or -// (at your option) any later version. -// -// This program is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU General Public License for more details. -// -// You should have received a copy of the GNU General Public License -// along with this program; if not, write to the Free Software -// Foundation, Inc., 51 Franklin Street, Boston, MA 02110-1301 USA -// - -`include "../../../../usrp/firmware/include/fpga_regs_common.v" -`include "../../../../usrp/firmware/include/fpga_regs_standard.v" - -module sounder_ctrl(clk_i,rst_i,saddr_i,sdata_i,s_strobe_i, - reset_o,transmit_o,receive_o,loopback_o, - degree_o,ampl_o,mask_o, - tx_strobe_o,rx_strobe_o,sum_strobe_o,ref_strobe_o); - - input clk_i; // Master clock @ 64 MHz - input rst_i; // Master synchronous reset - input [6:0] saddr_i; // Configuration bus address - input [31:0] sdata_i; // Configuration bus data - input s_strobe_i; // Configuration bus write - output reset_o; - output transmit_o; - output receive_o; - output loopback_o; - output [4:0] degree_o; - output [13:0] ampl_o; - output [15:0] mask_o; - output tx_strobe_o; - output rx_strobe_o; - output sum_strobe_o; - output ref_strobe_o; - - setting_reg #(`FR_USER_0) sr_mode - ( .clock(clk_i),.reset(1'b0),.strobe(s_strobe_i),.addr(saddr_i),.in(sdata_i), - .out({loopback_o,receive_o,transmit_o,reset_o}) ); - - setting_reg #(`FR_USER_1) sr_lfsr_degree - ( .clock(clk_i),.reset(1'b0),.strobe(s_strobe_i),.addr(saddr_i),.in(sdata_i), - .out(degree_o) ); - - setting_reg #(`FR_USER_2) sr_lfsr_ampl - ( .clock(clk_i),.reset(1'b0),.strobe(s_strobe_i),.addr(saddr_i),.in(sdata_i), - .out(ampl_o) ); - - wire [16:0] len; - lfsr_constants constants - (.clk_i(clk_i),.rst_i(rst_i),.degree_i(degree_o),.mask_o(mask_o), - .len_o(len) ); - - reg [15:0] phase; - assign tx_strobe_o = ~phase[0]; - assign ref_strobe_o = tx_strobe_o & !(phase>>1 == len>>1); - assign sum_strobe_o = (phase == len); - - reg rx_strobe_o; - always @(posedge clk_i) - if (rst_i) - begin - phase <= #5 16'hFFFF; - rx_strobe_o <= #5 0; - end - else - if (sum_strobe_o) - begin - phase <= #5 0; - rx_strobe_o <= #5 1'b1; - end - else - begin - phase <= #5 phase + 16'b1; - rx_strobe_o <= #5 0; - end - - - - - - - - - - -endmodule // sounder_ctrl diff --git a/gr-sounder/src/fpga/lib/sounder_rx.v b/gr-sounder/src/fpga/lib/sounder_rx.v deleted file mode 100644 index 18038a3a1..000000000 --- a/gr-sounder/src/fpga/lib/sounder_rx.v +++ /dev/null @@ -1,83 +0,0 @@ -// -*- verilog -*- -// -// USRP - Universal Software Radio Peripheral -// -// Copyright (C) 2007 Corgan Enterprises LLC -// -// This program is free software; you can redistribute it and/or modify -// it under the terms of the GNU General Public License as published by -// the Free Software Foundation; either version 2 of the License, or -// (at your option) any later version. -// -// This program is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU General Public License for more details. -// -// You should have received a copy of the GNU General Public License -// along with this program; if not, write to the Free Software -// Foundation, Inc., 51 Franklin Street, Boston, MA 02110-1301 USA -// - -module sounder_rx(clk_i,rst_i,ena_i,sum_strobe_i,ref_strobe_i, - mask_i,degree_i,rx_in_i_i,rx_in_q_i,rx_i_o,rx_q_o); - - input clk_i; // Master clock - input rst_i; // Subsystem reset - input ena_i; // Subsystem enable - input sum_strobe_i; // Strobe on last sample per period - input ref_strobe_i; // PN code reference retarded one sample per period - - input [15:0] mask_i; // PN code LFSR mask - input [4:0] degree_i; // PN code LFSR sequency degree - - input [15:0] rx_in_i_i; // I channel on receive - input [15:0] rx_in_q_i; // Q channel on receive - - output [15:0] rx_i_o; // I channel of impulse response - output [15:0] rx_q_o; // Q channel of impulse response - - reg [31:0] sum_i, sum_q; - reg [31:0] total_i, total_q; - wire [31:0] i_ext, q_ext; - - sign_extend #(16,32) i_extender(rx_in_i_i, i_ext); - sign_extend #(16,32) q_extender(rx_in_q_i, q_ext); - - wire pn_ref; - lfsr ref_code - ( .clk_i(clk_i),.rst_i(rst_i),.ena_i(ena_i),.strobe_i(ref_strobe_i),.mask_i(mask_i),.pn_o(pn_ref) ); - - wire [31:0] prod_i = pn_ref ? i_ext : -i_ext; - wire [31:0] prod_q = pn_ref ? q_ext : -q_ext; - - always @(posedge clk_i) - if (rst_i | ~ena_i) - begin - sum_i <= #5 0; - sum_q <= #5 0; - total_i <= #5 0; - total_q <= #5 0; - end - else - if (sum_strobe_i) - begin - total_i <= #5 sum_i; - total_q <= #5 sum_q; - sum_i <= #5 prod_i; - sum_q <= #5 prod_q; - end - else - begin - sum_i <= #5 sum_i + prod_i; - sum_q <= #5 sum_q + prod_q; - end - - wire [5:0] offset = (5'd16-degree_i); - wire [31:0] scaled_i = total_i << offset; - wire [31:0] scaled_q = total_q << offset; - assign rx_i_o = scaled_i[31:16]; - assign rx_q_o = scaled_q[31:16]; - -endmodule // sounder_rx - diff --git a/gr-sounder/src/fpga/lib/sounder_tx.v b/gr-sounder/src/fpga/lib/sounder_tx.v deleted file mode 100644 index 148b1e500..000000000 --- a/gr-sounder/src/fpga/lib/sounder_tx.v +++ /dev/null @@ -1,44 +0,0 @@ -// -*- verilog -*- -// -// USRP - Universal Software Radio Peripheral -// -// Copyright (C) 2007 Corgan Enterprises LLC -// -// This program is free software; you can redistribute it and/or modify -// it under the terms of the GNU General Public License as published by -// the Free Software Foundation; either version 2 of the License, or -// (at your option) any later version. -// -// This program is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU General Public License for more details. -// -// You should have received a copy of the GNU General Public License -// along with this program; if not, write to the Free Software -// Foundation, Inc., 51 Franklin Street, Boston, MA 02110-1301 USA -// - -`include "../../../../usrp/firmware/include/fpga_regs_common.v" -`include "../../../../usrp/firmware/include/fpga_regs_standard.v" - -module sounder_tx(clk_i,rst_i,ena_i,strobe_i,ampl_i,mask_i,tx_i_o,tx_q_o); - input clk_i; - input rst_i; - input ena_i; - input strobe_i; - input [13:0] ampl_i; - input [15:0] mask_i; - output [13:0] tx_i_o; - output [13:0] tx_q_o; - - wire pn; - wire [13:0] min_value = (~ampl_i)+14'b1; - - lfsr pn_code - ( .clk_i(clk_i),.rst_i(rst_i),.ena_i(ena_i),.strobe_i(strobe_i),.mask_i(mask_i),.pn_o(pn) ); - - assign tx_i_o = ena_i ? (pn ? ampl_i : min_value) : 14'b0; // Bipolar - assign tx_q_o = 14'b0; - -endmodule // sounder_tx |