first commit after restructuring

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2023-04-13 13:33:41 +08:00
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####################################################################################
## Copyright 2018(c) Analog Devices, Inc.
## Auto-generated, do not modify!
####################################################################################
LIBRARY_NAME := util_axis_fifo
GENERIC_DEPS += ../common/ad_mem.v
GENERIC_DEPS += address_gray.v
GENERIC_DEPS += address_gray_pipelined.v
GENERIC_DEPS += address_sync.v
GENERIC_DEPS += util_axis_fifo.v
XILINX_DEPS += util_axis_fifo_ip.tcl
XILINX_LIB_DEPS += util_cdc
include ../scripts/library.mk
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// ***************************************************************************
// ***************************************************************************
// Copyright 2014 - 2017 (c) Analog Devices, Inc. All rights reserved.
//
// In this HDL repository, there are many different and unique modules, consisting
// of various HDL (Verilog or VHDL) components. The individual modules are
// developed independently, and may be accompanied by separate and unique license
// terms.
//
// The user should read each of these license terms, and understand the
// freedoms and responsibilities that he or she has by using this source/core.
//
// This core 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.
//
// Redistribution and use of source or resulting binaries, with or without modification
// of this file, are permitted under one of the following two license terms:
//
// 1. The GNU General Public License version 2 as published by the
// Free Software Foundation, which can be found in the top level directory
// of this repository (LICENSE_GPL2), and also online at:
// <https://www.gnu.org/licenses/old-licenses/gpl-2.0.html>
//
// OR
//
// 2. An ADI specific BSD license, which can be found in the top level directory
// of this repository (LICENSE_ADIBSD), and also on-line at:
// https://github.com/analogdevicesinc/hdl/blob/master/LICENSE_ADIBSD
// This will allow to generate bit files and not release the source code,
// as long as it attaches to an ADI device.
//
// ***************************************************************************
// ***************************************************************************
`timescale 1ns/100ps
module fifo_address_gray #(
parameter ADDRESS_WIDTH = 4
) (
input m_axis_aclk,
input m_axis_aresetn,
input m_axis_ready,
output reg m_axis_valid,
output reg [ADDRESS_WIDTH:0] m_axis_level,
input s_axis_aclk,
input s_axis_aresetn,
output reg s_axis_ready,
input s_axis_valid,
output reg s_axis_empty,
output [ADDRESS_WIDTH-1:0] s_axis_waddr,
output reg [ADDRESS_WIDTH:0] s_axis_room
);
reg [ADDRESS_WIDTH:0] _s_axis_waddr = 'h00;
reg [ADDRESS_WIDTH:0] _s_axis_waddr_next;
reg [ADDRESS_WIDTH:0] _m_axis_raddr = 'h00;
reg [ADDRESS_WIDTH:0] _m_axis_raddr_next;
reg [ADDRESS_WIDTH:0] s_axis_waddr_gray = 'h00;
wire [ADDRESS_WIDTH:0] s_axis_waddr_gray_next;
wire [ADDRESS_WIDTH:0] s_axis_raddr_gray;
reg [ADDRESS_WIDTH:0] m_axis_raddr_gray = 'h00;
wire [ADDRESS_WIDTH:0] m_axis_raddr_gray_next;
wire [ADDRESS_WIDTH:0] m_axis_waddr_gray;
assign s_axis_waddr = _s_axis_waddr[ADDRESS_WIDTH-1:0];
always @(*)
begin
if (s_axis_ready && s_axis_valid)
_s_axis_waddr_next <= _s_axis_waddr + 1;
else
_s_axis_waddr_next <= _s_axis_waddr;
end
assign s_axis_waddr_gray_next = _s_axis_waddr_next ^ _s_axis_waddr_next[ADDRESS_WIDTH:1];
always @(posedge s_axis_aclk)
begin
if (s_axis_aresetn == 1'b0) begin
_s_axis_waddr <= 'h00;
s_axis_waddr_gray <= 'h00;
end else begin
_s_axis_waddr <= _s_axis_waddr_next;
s_axis_waddr_gray <= s_axis_waddr_gray_next;
end
end
always @(*)
begin
if (m_axis_ready && m_axis_valid)
_m_axis_raddr_next <= _m_axis_raddr + 1;
else
_m_axis_raddr_next <= _m_axis_raddr;
end
assign m_axis_raddr_gray_next = _m_axis_raddr_next ^ _m_axis_raddr_next[ADDRESS_WIDTH:1];
always @(posedge m_axis_aclk)
begin
if (m_axis_aresetn == 1'b0) begin
_m_axis_raddr <= 'h00;
m_axis_raddr_gray <= 'h00;
end else begin
_m_axis_raddr <= _m_axis_raddr_next;
m_axis_raddr_gray <= m_axis_raddr_gray_next;
end
end
sync_bits #(
.NUM_OF_BITS(ADDRESS_WIDTH + 1)
) i_waddr_sync (
.out_clk(m_axis_aclk),
.out_resetn(m_axis_aresetn),
.in_bits(s_axis_waddr_gray),
.out_bits(m_axis_waddr_gray)
);
sync_bits #(
.NUM_OF_BITS(ADDRESS_WIDTH + 1)
) i_raddr_sync (
.out_clk(s_axis_aclk),
.out_resetn(s_axis_aresetn),
.in_bits(m_axis_raddr_gray),
.out_bits(s_axis_raddr_gray)
);
always @(posedge s_axis_aclk)
begin
if (s_axis_aresetn == 1'b0) begin
s_axis_ready <= 1'b1;
s_axis_empty <= 1'b1;
end else begin
s_axis_ready <= (s_axis_raddr_gray[ADDRESS_WIDTH] == s_axis_waddr_gray_next[ADDRESS_WIDTH] ||
s_axis_raddr_gray[ADDRESS_WIDTH-1] == s_axis_waddr_gray_next[ADDRESS_WIDTH-1] ||
s_axis_raddr_gray[ADDRESS_WIDTH-2:0] != s_axis_waddr_gray_next[ADDRESS_WIDTH-2:0]);
s_axis_empty <= s_axis_raddr_gray == s_axis_waddr_gray_next;
end
end
always @(posedge m_axis_aclk)
begin
if (s_axis_aresetn == 1'b0)
m_axis_valid <= 1'b0;
else begin
m_axis_valid <= m_axis_waddr_gray != m_axis_raddr_gray_next;
end
end
endmodule
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// ***************************************************************************
// ***************************************************************************
// Copyright 2014 - 2017 (c) Analog Devices, Inc. All rights reserved.
//
// In this HDL repository, there are many different and unique modules, consisting
// of various HDL (Verilog or VHDL) components. The individual modules are
// developed independently, and may be accompanied by separate and unique license
// terms.
//
// The user should read each of these license terms, and understand the
// freedoms and responsibilities that he or she has by using this source/core.
//
// This core 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.
//
// Redistribution and use of source or resulting binaries, with or without modification
// of this file, are permitted under one of the following two license terms:
//
// 1. The GNU General Public License version 2 as published by the
// Free Software Foundation, which can be found in the top level directory
// of this repository (LICENSE_GPL2), and also online at:
// <https://www.gnu.org/licenses/old-licenses/gpl-2.0.html>
//
// OR
//
// 2. An ADI specific BSD license, which can be found in the top level directory
// of this repository (LICENSE_ADIBSD), and also on-line at:
// https://github.com/analogdevicesinc/hdl/blob/master/LICENSE_ADIBSD
// This will allow to generate bit files and not release the source code,
// as long as it attaches to an ADI device.
//
// ***************************************************************************
// ***************************************************************************
`timescale 1ns/100ps
module fifo_address_gray_pipelined #(
parameter ADDRESS_WIDTH = 4
) (
input m_axis_aclk,
input m_axis_aresetn,
input m_axis_ready,
output reg m_axis_valid,
output [ADDRESS_WIDTH-1:0] m_axis_raddr,
output reg [ADDRESS_WIDTH:0] m_axis_level,
input s_axis_aclk,
input s_axis_aresetn,
output reg s_axis_ready,
input s_axis_valid,
output reg s_axis_empty,
output [ADDRESS_WIDTH-1:0] s_axis_waddr,
output reg [ADDRESS_WIDTH:0] s_axis_room
);
localparam MAX_ROOM = {1'b1,{ADDRESS_WIDTH{1'b0}}};
reg [ADDRESS_WIDTH:0] _s_axis_waddr = 'h00;
reg [ADDRESS_WIDTH:0] _s_axis_waddr_next;
wire [ADDRESS_WIDTH:0] _s_axis_raddr;
reg [ADDRESS_WIDTH:0] _m_axis_raddr = 'h00;
reg [ADDRESS_WIDTH:0] _m_axis_raddr_next;
wire [ADDRESS_WIDTH:0] _m_axis_waddr;
assign s_axis_waddr = _s_axis_waddr[ADDRESS_WIDTH-1:0];
assign m_axis_raddr = _m_axis_raddr[ADDRESS_WIDTH-1:0];
always @(*)
begin
if (s_axis_ready && s_axis_valid)
_s_axis_waddr_next <= _s_axis_waddr + 1'b1;
else
_s_axis_waddr_next <= _s_axis_waddr;
end
always @(posedge s_axis_aclk)
begin
if (s_axis_aresetn == 1'b0) begin
_s_axis_waddr <= 'h00;
end else begin
_s_axis_waddr <= _s_axis_waddr_next;
end
end
always @(*)
begin
if (m_axis_ready && m_axis_valid)
_m_axis_raddr_next <= _m_axis_raddr + 1'b1;
else
_m_axis_raddr_next <= _m_axis_raddr;
end
always @(posedge m_axis_aclk)
begin
if (m_axis_aresetn == 1'b0) begin
_m_axis_raddr <= 'h00;
end else begin
_m_axis_raddr <= _m_axis_raddr_next;
end
end
sync_gray #(
.DATA_WIDTH(ADDRESS_WIDTH + 1)
) i_waddr_sync (
.in_clk(s_axis_aclk),
.in_resetn(s_axis_aresetn),
.out_clk(m_axis_aclk),
.out_resetn(m_axis_aresetn),
.in_count(_s_axis_waddr),
.out_count(_m_axis_waddr)
);
sync_gray #(
.DATA_WIDTH(ADDRESS_WIDTH + 1)
) i_raddr_sync (
.in_clk(m_axis_aclk),
.in_resetn(m_axis_aresetn),
.out_clk(s_axis_aclk),
.out_resetn(s_axis_aresetn),
.in_count(_m_axis_raddr),
.out_count(_s_axis_raddr)
);
always @(posedge s_axis_aclk)
begin
if (s_axis_aresetn == 1'b0) begin
s_axis_ready <= 1'b1;
s_axis_empty <= 1'b1;
s_axis_room <= MAX_ROOM;
end else begin
s_axis_ready <= (_s_axis_raddr[ADDRESS_WIDTH] == _s_axis_waddr_next[ADDRESS_WIDTH] ||
_s_axis_raddr[ADDRESS_WIDTH-1:0] != _s_axis_waddr_next[ADDRESS_WIDTH-1:0]);
s_axis_empty <= _s_axis_raddr == _s_axis_waddr_next;
s_axis_room <= _s_axis_raddr - _s_axis_waddr_next + MAX_ROOM;
end
end
always @(posedge m_axis_aclk)
begin
if (m_axis_aresetn == 1'b0) begin
m_axis_valid <= 1'b0;
m_axis_level <= 'h00;
end else begin
m_axis_valid <= _m_axis_waddr != _m_axis_raddr_next;
m_axis_level <= _m_axis_waddr - _m_axis_raddr_next;
end
end
endmodule
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// ***************************************************************************
// ***************************************************************************
// Copyright 2014 - 2017 (c) Analog Devices, Inc. All rights reserved.
//
// In this HDL repository, there are many different and unique modules, consisting
// of various HDL (Verilog or VHDL) components. The individual modules are
// developed independently, and may be accompanied by separate and unique license
// terms.
//
// The user should read each of these license terms, and understand the
// freedoms and responsibilities that he or she has by using this source/core.
//
// This core 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.
//
// Redistribution and use of source or resulting binaries, with or without modification
// of this file, are permitted under one of the following two license terms:
//
// 1. The GNU General Public License version 2 as published by the
// Free Software Foundation, which can be found in the top level directory
// of this repository (LICENSE_GPL2), and also online at:
// <https://www.gnu.org/licenses/old-licenses/gpl-2.0.html>
//
// OR
//
// 2. An ADI specific BSD license, which can be found in the top level directory
// of this repository (LICENSE_ADIBSD), and also on-line at:
// https://github.com/analogdevicesinc/hdl/blob/master/LICENSE_ADIBSD
// This will allow to generate bit files and not release the source code,
// as long as it attaches to an ADI device.
//
// ***************************************************************************
// ***************************************************************************
`timescale 1ns/100ps
module fifo_address_sync #(
parameter ADDRESS_WIDTH = 4
) (
input clk,
input resetn,
input m_axis_ready,
output reg m_axis_valid,
output reg [ADDRESS_WIDTH-1:0] m_axis_raddr,
output [ADDRESS_WIDTH:0] m_axis_level,
output reg s_axis_ready,
input s_axis_valid,
output reg s_axis_empty,
output reg [ADDRESS_WIDTH-1:0] s_axis_waddr,
output [ADDRESS_WIDTH:0] s_axis_room
);
localparam MAX_ROOM = {1'b1,{ADDRESS_WIDTH{1'b0}}};
reg [ADDRESS_WIDTH:0] room = MAX_ROOM;
reg [ADDRESS_WIDTH:0] level = 'h00;
reg [ADDRESS_WIDTH:0] level_next;
assign s_axis_room = room;
assign m_axis_level = level;
wire read = m_axis_ready & m_axis_valid;
wire write = s_axis_ready & s_axis_valid;
always @(posedge clk)
begin
if (resetn == 1'b0) begin
s_axis_waddr <= 'h00;
m_axis_raddr <= 'h00;
end else begin
if (write)
s_axis_waddr <= s_axis_waddr + 1'b1;
if (read)
m_axis_raddr <= m_axis_raddr + 1'b1;
end
end
always @(*)
begin
if (read & ~write)
level_next <= level - 1'b1;
else if (~read & write)
level_next <= level + 1'b1;
else
level_next <= level;
end
always @(posedge clk)
begin
if (resetn == 1'b0) begin
m_axis_valid <= 1'b0;
s_axis_ready <= 1'b0;
level <= 'h00;
room <= MAX_ROOM;
s_axis_empty <= 'h00;
end else begin
level <= level_next;
room <= MAX_ROOM - level_next;
m_axis_valid <= level_next != 0;
s_axis_ready <= level_next != MAX_ROOM;
s_axis_empty <= level_next == 0;
end
end
endmodule
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<?xml version="1.0" encoding="UTF-8"?>
<spirit:component xmlns:xilinx="http://www.xilinx.com" xmlns:spirit="http://www.spiritconsortium.org/XMLSchema/SPIRIT/1685-2009" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<spirit:vendor>analog.com</spirit:vendor>
<spirit:library>user</spirit:library>
<spirit:name>util_axis_fifo</spirit:name>
<spirit:version>1.0</spirit:version>
<spirit:busInterfaces>
<spirit:busInterface>
<spirit:name>s_axis</spirit:name>
<spirit:busType spirit:vendor="xilinx.com" spirit:library="interface" spirit:name="axis" spirit:version="1.0"/>
<spirit:abstractionType spirit:vendor="xilinx.com" spirit:library="interface" spirit:name="axis_rtl" spirit:version="1.0"/>
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<spirit:portMap>
<spirit:logicalPort>
<spirit:name>TVALID</spirit:name>
</spirit:logicalPort>
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<spirit:name>s_axis_valid</spirit:name>
</spirit:physicalPort>
</spirit:portMap>
<spirit:portMap>
<spirit:logicalPort>
<spirit:name>TREADY</spirit:name>
</spirit:logicalPort>
<spirit:physicalPort>
<spirit:name>s_axis_ready</spirit:name>
</spirit:physicalPort>
</spirit:portMap>
<spirit:portMap>
<spirit:logicalPort>
<spirit:name>TDATA</spirit:name>
</spirit:logicalPort>
<spirit:physicalPort>
<spirit:name>s_axis_data</spirit:name>
</spirit:physicalPort>
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<spirit:busInterface>
<spirit:name>m_axis</spirit:name>
<spirit:busType spirit:vendor="xilinx.com" spirit:library="interface" spirit:name="axis" spirit:version="1.0"/>
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<spirit:name>TVALID</spirit:name>
</spirit:logicalPort>
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<spirit:name>m_axis_valid</spirit:name>
</spirit:physicalPort>
</spirit:portMap>
<spirit:portMap>
<spirit:logicalPort>
<spirit:name>TREADY</spirit:name>
</spirit:logicalPort>
<spirit:physicalPort>
<spirit:name>m_axis_ready</spirit:name>
</spirit:physicalPort>
</spirit:portMap>
<spirit:portMap>
<spirit:logicalPort>
<spirit:name>TDATA</spirit:name>
</spirit:logicalPort>
<spirit:physicalPort>
<spirit:name>m_axis_data</spirit:name>
</spirit:physicalPort>
</spirit:portMap>
</spirit:portMaps>
</spirit:busInterface>
<spirit:busInterface>
<spirit:name>m_axis_signal_clock</spirit:name>
<spirit:displayName>m_axis_signal_clock</spirit:displayName>
<spirit:busType spirit:vendor="xilinx.com" spirit:library="signal" spirit:name="clock" spirit:version="1.0"/>
<spirit:abstractionType spirit:vendor="xilinx.com" spirit:library="signal" spirit:name="clock_rtl" spirit:version="1.0"/>
<spirit:slave/>
<spirit:portMaps>
<spirit:portMap>
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<spirit:name>CLK</spirit:name>
</spirit:logicalPort>
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</spirit:portMaps>
<spirit:parameters>
<spirit:parameter>
<spirit:name>ASSOCIATED_BUSIF</spirit:name>
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</spirit:parameter>
<spirit:parameter>
<spirit:name>ASSOCIATED_RESET</spirit:name>
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version:1
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<?xml version="1.0" encoding="UTF-8"?>
<!-- Product Version: Vivado v2019.1.3 (64-bit) -->
<!-- -->
<!-- Copyright 1986-2019 Xilinx, Inc. All Rights Reserved. -->
<labtools version="1" minor="0"/>
+248
View File
@@ -0,0 +1,248 @@
// ***************************************************************************
// ***************************************************************************
// Copyright 2014 - 2017 (c) Analog Devices, Inc. All rights reserved.
//
// In this HDL repository, there are many different and unique modules, consisting
// of various HDL (Verilog or VHDL) components. The individual modules are
// developed independently, and may be accompanied by separate and unique license
// terms.
//
// The user should read each of these license terms, and understand the
// freedoms and responsibilities that he or she has by using this source/core.
//
// This core 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.
//
// Redistribution and use of source or resulting binaries, with or without modification
// of this file, are permitted under one of the following two license terms:
//
// 1. The GNU General Public License version 2 as published by the
// Free Software Foundation, which can be found in the top level directory
// of this repository (LICENSE_GPL2), and also online at:
// <https://www.gnu.org/licenses/old-licenses/gpl-2.0.html>
//
// OR
//
// 2. An ADI specific BSD license, which can be found in the top level directory
// of this repository (LICENSE_ADIBSD), and also on-line at:
// https://github.com/analogdevicesinc/hdl/blob/master/LICENSE_ADIBSD
// This will allow to generate bit files and not release the source code,
// as long as it attaches to an ADI device.
//
// ***************************************************************************
// ***************************************************************************
`timescale 1ns/100ps
module util_axis_fifo #(
parameter DATA_WIDTH = 64,
parameter ASYNC_CLK = 1,
parameter ADDRESS_WIDTH = 4,
parameter S_AXIS_REGISTERED = 1
) (
input m_axis_aclk,
input m_axis_aresetn,
input m_axis_ready,
output m_axis_valid,
output [DATA_WIDTH-1:0] m_axis_data,
output [ADDRESS_WIDTH:0] m_axis_level,
input s_axis_aclk,
input s_axis_aresetn,
output s_axis_ready,
input s_axis_valid,
input [DATA_WIDTH-1:0] s_axis_data,
output s_axis_empty,
output [ADDRESS_WIDTH:0] s_axis_room
);
generate if (ADDRESS_WIDTH == 0) begin
reg [DATA_WIDTH-1:0] cdc_sync_fifo_ram;
reg s_axis_waddr = 1'b0;
reg m_axis_raddr = 1'b0;
wire m_axis_waddr;
wire s_axis_raddr;
sync_bits #(
.NUM_OF_BITS(1),
.ASYNC_CLK(ASYNC_CLK)
) i_waddr_sync (
.out_clk(m_axis_aclk),
.out_resetn(m_axis_aresetn),
.in_bits(s_axis_waddr),
.out_bits(m_axis_waddr)
);
sync_bits #(
.NUM_OF_BITS(1),
.ASYNC_CLK(ASYNC_CLK)
) i_raddr_sync (
.out_clk(s_axis_aclk),
.out_resetn(s_axis_aresetn),
.in_bits(m_axis_raddr),
.out_bits(s_axis_raddr)
);
assign m_axis_valid = m_axis_raddr != m_axis_waddr;
assign m_axis_level = m_axis_valid;
assign s_axis_ready = s_axis_raddr == s_axis_waddr;
assign s_axis_empty = s_axis_ready;
assign s_axis_room = s_axis_ready;
always @(posedge s_axis_aclk) begin
if (s_axis_ready == 1'b1 && s_axis_valid == 1'b1)
cdc_sync_fifo_ram <= s_axis_data;
end
always @(posedge s_axis_aclk) begin
if (s_axis_aresetn == 1'b0) begin
s_axis_waddr <= 1'b0;
end else begin
if (s_axis_ready & s_axis_valid) begin
s_axis_waddr <= s_axis_waddr + 1'b1;
end
end
end
always @(posedge m_axis_aclk) begin
if (m_axis_aresetn == 1'b0) begin
m_axis_raddr <= 1'b0;
end else begin
if (m_axis_valid & m_axis_ready)
m_axis_raddr <= m_axis_raddr + 1'b1;
end
end
assign m_axis_data = cdc_sync_fifo_ram;
end else begin
reg [DATA_WIDTH-1:0] ram[0:2**ADDRESS_WIDTH-1];
wire [ADDRESS_WIDTH-1:0] s_axis_waddr;
wire [ADDRESS_WIDTH-1:0] m_axis_raddr;
wire _m_axis_ready;
wire _m_axis_valid;
wire [ADDRESS_WIDTH:0] _m_axis_level;
wire s_mem_write;
wire m_mem_read;
reg valid;
always @(posedge m_axis_aclk) begin
if (m_axis_aresetn == 1'b0) begin
valid <= 1'b0;
end else begin
if (_m_axis_valid)
valid <= 1'b1;
else if (m_axis_ready)
valid <= 1'b0;
end
end
assign s_mem_write = s_axis_ready & s_axis_valid;
assign m_mem_read = (~valid || m_axis_ready) && _m_axis_valid;
if (ASYNC_CLK == 1) begin
// The assumption is that in this mode the S_AXIS_REGISTERED is 1
fifo_address_gray_pipelined #(
.ADDRESS_WIDTH(ADDRESS_WIDTH)
) i_address_gray (
.m_axis_aclk(m_axis_aclk),
.m_axis_aresetn(m_axis_aresetn),
.m_axis_ready(_m_axis_ready),
.m_axis_valid(_m_axis_valid),
.m_axis_raddr(m_axis_raddr),
.m_axis_level(_m_axis_level),
.s_axis_aclk(s_axis_aclk),
.s_axis_aresetn(s_axis_aresetn),
.s_axis_ready(s_axis_ready),
.s_axis_valid(s_axis_valid),
.s_axis_empty(s_axis_empty),
.s_axis_waddr(s_axis_waddr),
.s_axis_room(s_axis_room)
);
// When the clocks are asynchronous instantiate a block RAM
// regardless of the requested size to make sure we threat the
// clock crossing correctly
ad_mem #(
.DATA_WIDTH (DATA_WIDTH),
.ADDRESS_WIDTH (ADDRESS_WIDTH))
i_mem (
.clka(s_axis_aclk),
.wea(s_mem_write),
.addra(s_axis_waddr),
.dina(s_axis_data),
.clkb(m_axis_aclk),
.reb(m_mem_read),
.addrb(m_axis_raddr),
.doutb(m_axis_data)
);
assign _m_axis_ready = ~valid || m_axis_ready;
assign m_axis_valid = valid;
// the util_axis_fifo is functioning in 'first write fall through' mode,
// which means that we need to assure that the value of the level reflects
// the actual FIFO level plus the available data, which sits on the bus
assign m_axis_level = (m_axis_valid) ? _m_axis_level + 1'b1 : _m_axis_level;
end else begin
fifo_address_sync #(
.ADDRESS_WIDTH(ADDRESS_WIDTH)
) i_address_sync (
.clk(m_axis_aclk),
.resetn(m_axis_aresetn),
.m_axis_ready(_m_axis_ready),
.m_axis_valid(_m_axis_valid),
.m_axis_raddr(m_axis_raddr),
.m_axis_level(m_axis_level),
.s_axis_ready(s_axis_ready),
.s_axis_valid(s_axis_valid),
.s_axis_empty(s_axis_empty),
.s_axis_waddr(s_axis_waddr),
.s_axis_room(s_axis_room)
);
// When the clocks are synchronous use behavioral modeling for the SDP RAM
// Let the synthesizer decide what to infer (distributed or block RAM)
always @(posedge s_axis_aclk) begin
if (s_mem_write)
ram[s_axis_waddr] <= s_axis_data;
end
if (S_AXIS_REGISTERED == 1) begin
reg [DATA_WIDTH-1:0] data;
always @(posedge m_axis_aclk) begin
if (m_mem_read)
data <= ram[m_axis_raddr];
end
assign _m_axis_ready = ~valid || m_axis_ready;
assign m_axis_data = data;
assign m_axis_valid = valid;
end else begin
assign _m_axis_ready = m_axis_ready;
assign m_axis_valid = _m_axis_valid;
assign m_axis_data = ram[m_axis_raddr];
end
end
end endgenerate
endmodule
@@ -0,0 +1,405 @@
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<!-- Product Version: Vivado v2019.1.3 (64-bit) -->
<!-- -->
<!-- Copyright 1986-2019 Xilinx, Inc. All Rights Reserved. -->
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</Gadget>
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<CurrentDashboard>default_dashboard</CurrentDashboard>
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<Parameters>
<Parameter Name="PMC_CDO.ATTRS.LOADADDR" Value="" Type="string"/>
<Parameter Name="BOOT.PMC.QSPI_ENABLE" Value="0" Type="string"/>
<Parameter Name="BOOT.PMC.QSPI_FB_CLK" Value="0" Type="string"/>
<Parameter Name="BOOT.PMC.QSPI_FREQ" Value="300" Type="string"/>
<Parameter Name="BOOT.PMC.QSPI_BUS_WIDTH" Value="x1" Type="string"/>
<Parameter Name="BOOT.PMC.QSPI_DATA_MODE" Value="Single" Type="string"/>
<Parameter Name="BOOT.PMC.SD0_ENABLE" Value="0" Type="string"/>
<Parameter Name="BOOT.PMC.SD0_FREQ" Value="200" Type="string"/>
<Parameter Name="BOOT.PMC.SD0_SLOT_TYPE" Value="SD 2.0" Type="string"/>
<Parameter Name="BOOT.PMC.SD0_DATA_TRANSFER_MODE" Value="4Bit" Type="string"/>
<Parameter Name="BOOT.PMC.SD1_ENABLE" Value="0" Type="string"/>
<Parameter Name="BOOT.PMC.SD1_FREQ" Value="200" Type="string"/>
<Parameter Name="BOOT.PMC.SD1_SLOT_TYPE" Value="SD 2.0" Type="string"/>
<Parameter Name="BOOT.PMC.SD1_DATA_TRANSFER_MODE" Value="4Bit" Type="string"/>
<Parameter Name="BOOT.PMC.OSPI_ENABLE" Value="0" Type="string"/>
<Parameter Name="BOOT.PMC.OSPI_FREQ" Value="300" Type="string"/>
<Parameter Name="BOOT.USB_ENABLE" Value="0" Type="string"/>
<Parameter Name="BOOT.PMC.SMAP_ENABLE" Value="0" Type="string"/>
<Parameter Name="BOOT.PMC.SMAP_DATA_WIDTH" Value="32 Bit" Type="string"/>
<Parameter Name="BOOT.PMC.OSC_FREQ" Value="33.333" Type="string"/>
<Parameter Name="BOOT.SECONDARY.PCIE_ENABLE" Value="0" Type="string"/>
</Parameters>
</BootPmcSettings>
</Project>
@@ -0,0 +1,41 @@
source ../scripts/adi_env.tcl
source $ad_hdl_dir/library/scripts/adi_ip_xilinx.tcl
adi_ip_create util_axis_fifo
adi_ip_files util_axis_fifo [list \
"address_gray.v" \
"address_gray_pipelined.v" \
"address_sync.v" \
"../common/ad_mem.v" \
"util_axis_fifo.v" \
]
adi_ip_properties_lite util_axis_fifo
adi_ip_add_core_dependencies { \
analog.com:user:util_cdc:1.0 \
}
adi_add_bus "s_axis" "slave" \
"xilinx.com:interface:axis_rtl:1.0" \
"xilinx.com:interface:axis:1.0" \
{
{"s_axis_valid" "TVALID"} \
{"s_axis_ready" "TREADY"} \
{"s_axis_data" "TDATA"} \
}
adi_add_bus "m_axis" "master" \
"xilinx.com:interface:axis_rtl:1.0" \
"xilinx.com:interface:axis:1.0" \
{
{"m_axis_valid" "TVALID"} \
{"m_axis_ready" "TREADY"} \
{"m_axis_data" "TDATA"} \
}
adi_add_bus_clock "m_axis_aclk" "m_axis" "m_axis_aresetn"
adi_add_bus_clock "s_axis_aclk" "s_axis" "m_axis_aresetn"
ipx::save_core [ipx::current_core]
@@ -0,0 +1,70 @@
# Definitional proc to organize widgets for parameters.
proc init_gui { IPINST } {
ipgui::add_param $IPINST -name "Component_Name"
#Adding Page
set Page_0 [ipgui::add_page $IPINST -name "Page 0"]
ipgui::add_param $IPINST -name "ADDRESS_WIDTH" -parent ${Page_0}
ipgui::add_param $IPINST -name "ASYNC_CLK" -parent ${Page_0}
ipgui::add_param $IPINST -name "DATA_WIDTH" -parent ${Page_0}
ipgui::add_param $IPINST -name "S_AXIS_REGISTERED" -parent ${Page_0}
}
proc update_PARAM_VALUE.ADDRESS_WIDTH { PARAM_VALUE.ADDRESS_WIDTH } {
# Procedure called to update ADDRESS_WIDTH when any of the dependent parameters in the arguments change
}
proc validate_PARAM_VALUE.ADDRESS_WIDTH { PARAM_VALUE.ADDRESS_WIDTH } {
# Procedure called to validate ADDRESS_WIDTH
return true
}
proc update_PARAM_VALUE.ASYNC_CLK { PARAM_VALUE.ASYNC_CLK } {
# Procedure called to update ASYNC_CLK when any of the dependent parameters in the arguments change
}
proc validate_PARAM_VALUE.ASYNC_CLK { PARAM_VALUE.ASYNC_CLK } {
# Procedure called to validate ASYNC_CLK
return true
}
proc update_PARAM_VALUE.DATA_WIDTH { PARAM_VALUE.DATA_WIDTH } {
# Procedure called to update DATA_WIDTH when any of the dependent parameters in the arguments change
}
proc validate_PARAM_VALUE.DATA_WIDTH { PARAM_VALUE.DATA_WIDTH } {
# Procedure called to validate DATA_WIDTH
return true
}
proc update_PARAM_VALUE.S_AXIS_REGISTERED { PARAM_VALUE.S_AXIS_REGISTERED } {
# Procedure called to update S_AXIS_REGISTERED when any of the dependent parameters in the arguments change
}
proc validate_PARAM_VALUE.S_AXIS_REGISTERED { PARAM_VALUE.S_AXIS_REGISTERED } {
# Procedure called to validate S_AXIS_REGISTERED
return true
}
proc update_MODELPARAM_VALUE.DATA_WIDTH { MODELPARAM_VALUE.DATA_WIDTH PARAM_VALUE.DATA_WIDTH } {
# Procedure called to set VHDL generic/Verilog parameter value(s) based on TCL parameter value
set_property value [get_property value ${PARAM_VALUE.DATA_WIDTH}] ${MODELPARAM_VALUE.DATA_WIDTH}
}
proc update_MODELPARAM_VALUE.ASYNC_CLK { MODELPARAM_VALUE.ASYNC_CLK PARAM_VALUE.ASYNC_CLK } {
# Procedure called to set VHDL generic/Verilog parameter value(s) based on TCL parameter value
set_property value [get_property value ${PARAM_VALUE.ASYNC_CLK}] ${MODELPARAM_VALUE.ASYNC_CLK}
}
proc update_MODELPARAM_VALUE.ADDRESS_WIDTH { MODELPARAM_VALUE.ADDRESS_WIDTH PARAM_VALUE.ADDRESS_WIDTH } {
# Procedure called to set VHDL generic/Verilog parameter value(s) based on TCL parameter value
set_property value [get_property value ${PARAM_VALUE.ADDRESS_WIDTH}] ${MODELPARAM_VALUE.ADDRESS_WIDTH}
}
proc update_MODELPARAM_VALUE.S_AXIS_REGISTERED { MODELPARAM_VALUE.S_AXIS_REGISTERED PARAM_VALUE.S_AXIS_REGISTERED } {
# Procedure called to set VHDL generic/Verilog parameter value(s) based on TCL parameter value
set_property value [get_property value ${PARAM_VALUE.S_AXIS_REGISTERED}] ${MODELPARAM_VALUE.S_AXIS_REGISTERED}
}