pluto_hdl_adi/library/prcfg/common/prcfg_top.v

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// ***************************************************************************
// ***************************************************************************
// Copyright 2014 - 2017 (c) Analog Devices, Inc. All rights reserved.
//
// Each core or library found in this collection may have its own licensing terms.
// The user should keep this in in mind while exploring these cores.
//
// Redistribution and use in source and binary forms,
// with or without modification of this file, are permitted under the terms of either
// (at the option of the user):
//
// 1. The GNU General Public License version 2 as published by the
// Free Software Foundation, which can be found in the top level directory, or at:
// https://www.gnu.org/licenses/old-licenses/gpl-2.0.en.html
//
// OR
//
// 2. An ADI specific BSD license as noted in the top level directory, or on-line at:
// https://github.com/analogdevicesinc/hdl/blob/dev/LICENSE
//
// ***************************************************************************
// ***************************************************************************
`timescale 1ns/1ns
module prcfg_top#(
parameter NUM_CHANNEL = 4,
parameter ADC_EN = 1,
parameter DAC_EN = 1) (
input clk,
// gpio
input [31:0] dac_gpio_input,
output [31:0] dac_gpio_output,
input [31:0] adc_gpio_input,
output [31:0] adc_gpio_output,
// TX side
input dma_dac_0_enable,
output [(DBUS_WIDTH-1):0] dma_dac_0_data,
input dma_dac_0_valid,
input dma_dac_1_enable,
output [(DBUS_WIDTH-1):0] dma_dac_1_data,
input dma_dac_1_valid,
input dma_dac_2_enable,
output [(DBUS_WIDTH-1):0] dma_dac_2_data,
input dma_dac_2_valid,
input dma_dac_3_enable,
output [(DBUS_WIDTH-1):0] dma_dac_3_data,
input dma_dac_3_valid,
output core_dac_0_enable,
input [(DBUS_WIDTH-1):0] core_dac_0_data,
output core_dac_0_valid,
output core_dac_1_enable,
input [(DBUS_WIDTH-1):0] core_dac_1_data,
output core_dac_1_valid,
output core_dac_2_enable,
input [(DBUS_WIDTH-1):0] core_dac_2_data,
output core_dac_2_valid,
output core_dac_3_enable,
input [(DBUS_WIDTH-1):0] core_dac_3_data,
output core_dac_3_valid,
// RX side
input dma_adc_0_enable,
input [(DBUS_WIDTH-1):0] dma_adc_0_data,
input dma_adc_0_valid,
input dma_adc_1_enable,
input [(DBUS_WIDTH-1):0] dma_adc_1_data,
input dma_adc_1_valid,
input dma_adc_2_enable,
input [(DBUS_WIDTH-1):0] dma_adc_2_data,
input dma_adc_2_valid,
input dma_adc_3_enable,
input [(DBUS_WIDTH-1):0] dma_adc_3_data,
input dma_adc_3_valid,
output core_adc_0_enable,
output [(DBUS_WIDTH-1):0] core_adc_0_data,
output core_adc_0_valid,
output core_adc_1_enable,
output [(DBUS_WIDTH-1):0] core_adc_1_data,
output core_adc_1_valid,
output core_adc_2_enable,
output [(DBUS_WIDTH-1):0] core_adc_2_data,
output core_adc_2_valid,
output core_adc_3_enable,
output [(DBUS_WIDTH-1):0] core_adc_3_data,
output core_adc_3_valid);
localparam ENABELED = 1;
localparam DATA_WIDTH = 16;
localparam DBUS_WIDTH = DATA_WIDTH * NUM_CHANNEL;
wire [31:0] adc_gpio_out_s[(NUM_CHANNEL - 1):0];
wire [(NUM_CHANNEL - 1):0] adc_gpio_out_s_inv[31:0];
wire [31:0] dac_gpio_out_s[(NUM_CHANNEL - 1):0];
wire [(NUM_CHANNEL - 1):0] dac_gpio_out_s_inv[31:0];
wire [(NUM_CHANNEL - 1):0] core_adc_enable_s;
wire [(NUM_CHANNEL - 1):0] core_adc_valid_s;
wire [(NUM_CHANNEL - 1):0] core_adc_data_s[15:0];
wire [(NUM_CHANNEL - 1):0] dma_adc_enable_s;
wire [(NUM_CHANNEL - 1):0] dma_adc_valid_s;
wire [(NUM_CHANNEL - 1):0] dma_adc_data_s[15:0];
wire [(NUM_CHANNEL - 1):0] core_dac_enable_s;
wire [(NUM_CHANNEL - 1):0] core_dac_valid_s;
wire [(NUM_CHANNEL - 1):0] core_dac_data_s[15:0];
wire [(NUM_CHANNEL - 1):0] dma_dac_enable_s;
wire [(NUM_CHANNEL - 1):0] dma_dac_valid_s;
wire [(NUM_CHANNEL - 1):0] dma_dac_data_s[15:0];
genvar l_inst;
generate
for(l_inst = 0; l_inst < NUM_CHANNEL; l_inst = l_inst + 1) begin: tx_rx_data_path
if(ADC_EN == ENABELED) begin
prcfg_adc #(
.CHANNEL_ID(l_inst)
) i_prcfg_adc_i (
.clk(clk),
.control(adc_gpio_input),
.status(adc_gpio_out_s[l_inst]),
.src_adc_enable(core_adc_enable_s[l_inst]),
.src_adc_valid(core_adc_valid_s[l_inst]),
.src_adc_data(core_adc_data_s[l_inst]),
.dst_adc_enable(dma_adc_enable_s[l_inst]),
.dst_adc_valid(dma_adc_valid_s[l_inst]),
.dst_adc_data(dma_adc_data_s[l_inst])
);
end
if(DAC_EN == ENABELED) begin
prcfg_dac #(
.CHANNEL_ID(l_inst)
) i_prcfg_dac_i (
.clk(clk),
.control(dac_gpio_input),
.status(dac_gpio_out_s[l_inst]),
.src_dac_enable(dma_dac_enable_s[l_inst]),
.src_dac_data(dma_dac_data_s[l_inst]),
.src_dac_valid(dma_dac_valid_s[l_inst]),
.dst_dac_enable(core_dac_enable_s[l_inst]),
.dst_dac_data(core_dac_data_s[l_inst]),
.dst_dac_valid(core_dac_valid_s[l_inst])
);
end
end
endgenerate
genvar i;
genvar j;
generate
for(i = 0; i < 32; i = i + 1) begin
for(j = 0; j < NUM_CHANNEL; j = j + 1) begin
assign adc_gpio_out_s_inv[i][j] = adc_gpio_out_s[j][i];
assign dac_gpio_out_s_inv[i][j] = dac_gpio_out_s[j][i];
end
end
endgenerate
// generate gpio_outputs
generate
for(i = 0; i < 32; i = i + 1) begin
assign adc_gpio_output[i] = |adc_gpio_out_s_inv[i];
assign dac_gpio_output[i] = |dac_gpio_out_s_inv[i];
end
endgenerate
// port connections
assign core_dac_0_enable = core_dac_enable_s[0];
assign core_dac_0_valid = core_dac_valid_s[0];
assign core_dac_data_s[0] = core_dac_0_data;
assign core_dac_1_enable = core_dac_enable_s[1];
assign core_dac_1_valid = core_dac_valid_s[1];
assign core_dac_data_s[1] = core_dac_1_data;
assign core_dac_2_enable = core_dac_enable_s[2];
assign core_dac_2_valid = core_dac_valid_s[2];
assign core_dac_data_s[2] = core_dac_2_data;
assign core_dac_3_enable = core_dac_enable_s[3];
assign core_dac_3_valid = core_dac_valid_s[3];
assign core_dac_data_s[3] = core_dac_3_data;
assign dma_dac_enable_s[0] = dma_dac_0_enable;
assign dma_dac_valid_s[0] = dma_dac_0_valid;
assign dma_dac_0_data = dma_dac_data_s[0];
assign dma_dac_enable_s[1] = dma_dac_1_enable;
assign dma_dac_valid_s[1] = dma_dac_1_valid;
assign dma_dac_1_data = dma_dac_data_s[1];
assign dma_dac_enable_s[2] = dma_dac_2_enable;
assign dma_dac_valid_s[2] = dma_dac_2_valid;
assign dma_dac_2_data = dma_dac_data_s[2];
assign dma_dac_enable_s[3] = dma_dac_3_enable;
assign dma_dac_valid_s[3] = dma_dac_3_valid;
assign dma_dac_3_data = dma_dac_data_s[3];
assign core_adc_0_enable = core_adc_enable_s[0];
assign core_adc_0_valid = core_adc_valid_s[0];
assign core_adc_0_data = core_adc_data_s[0];
assign core_adc_1_enable = core_adc_enable_s[1];
assign core_adc_1_valid = core_adc_valid_s[1];
assign core_adc_1_data = core_adc_data_s[1];
assign core_adc_2_enable = core_adc_enable_s[2];
assign core_adc_2_valid = core_adc_valid_s[2];
assign core_adc_2_data = core_adc_data_s[2];
assign core_adc_3_enable = core_adc_enable_s[3];
assign core_adc_3_valid = core_adc_valid_s[3];
assign core_adc_3_data = core_adc_data_s[3];
assign dma_adc_enable_s[0] = dma_adc_0_enable;
assign dma_adc_valid_s[0] = dma_adc_0_valid;
assign dma_adc_data_s[0] = dma_adc_0_data;
assign dma_adc_enable_s[1] = dma_adc_1_enable;
assign dma_adc_valid_s[1] = dma_adc_1_valid;
assign dma_adc_data_s[1] = dma_adc_1_data;
assign dma_adc_enable_s[2] = dma_adc_2_enable;
assign dma_adc_valid_s[2] = dma_adc_2_valid;
assign dma_adc_data_s[2] = dma_adc_2_data;
assign dma_adc_enable_s[3] = dma_adc_3_enable;
assign dma_adc_valid_s[3] = dma_adc_3_valid;
assign dma_adc_data_s[3] = dma_adc_3_data;
endmodule