Merge FPGA repository back into UHD repository

The FPGA codebase was removed from the UHD repository in 2014 to reduce
the size of the repository. However, over the last half-decade, the
split between the repositories has proven more burdensome than it has
been helpful. By merging the FPGA code back, it will be possible to
create atomic commits that touch both FPGA and UHD codebases. Continuous
integration testing is also simplified by merging the repositories,
because it was previously difficult to automatically derive the correct
UHD branch when testing a feature branch on the FPGA repository.

This commit also updates the license files and paths therein.

We are therefore merging the repositories again. Future development for
FPGA code will happen in the same repository as the UHD host code and
MPM code.

== Original Codebase and Rebasing ==

The original FPGA repository will be hosted for the foreseeable future
at its original local location: https://github.com/EttusResearch/fpga/

It can be used for bisecting, reference, and a more detailed history.

The final commit from said repository to be merged here is
05003794e2da61cabf64dd278c45685a7abad7ec. This commit is tagged as
v4.0.0.0-pre-uhd-merge.

If you have changes in the FPGA repository that you want to rebase onto
the UHD repository, simply run the following commands:

- Create a directory to store patches (this should be an empty
  directory):

    mkdir ~/patches

- Now make sure that your FPGA codebase is based on the same state as
  the code that was merged:

    cd src/fpga # Or wherever your FPGA code is stored
    git rebase v4.0.0.0-pre-uhd-merge

  Note: The rebase command may look slightly different depending on what
  exactly you're trying to rebase.

- Create a patch set for your changes versus v4.0.0.0-pre-uhd-merge:

    git format-patch v4.0.0.0-pre-uhd-merge -o ~/patches

  Note: Make sure that only patches are stored in your output directory.
  It should otherwise be empty. Make sure that you picked the correct
  range of commits, and only commits you wanted to rebase were exported
  as patch files.

- Go to the UHD repository and apply the patches:

    cd src/uhd # Or wherever your UHD repository is stored
    git am --directory fpga ~/patches/*
    rm -rf ~/patches # This is for cleanup

== Contributors ==

The following people have contributed mainly to these files (this list
is not complete):

Co-authored-by: Alex Williams <alex.williams@ni.com>
Co-authored-by: Andrej Rode <andrej.rode@ettus.com>
Co-authored-by: Ashish Chaudhari <ashish@ettus.com>
Co-authored-by: Ben Hilburn <ben.hilburn@ettus.com>
Co-authored-by: Ciro Nishiguchi <ciro.nishiguchi@ni.com>
Co-authored-by: Daniel Jepson <daniel.jepson@ni.com>
Co-authored-by: Derek Kozel <derek.kozel@ettus.com>
Co-authored-by: EJ Kreinar <ej@he360.com>
Co-authored-by: Humberto Jimenez <humberto.jimenez@ni.com>
Co-authored-by: Ian Buckley <ian.buckley@gmail.com>
Co-authored-by: Jörg Hofrichter <joerg.hofrichter@ni.com>
Co-authored-by: Jon Kiser <jon.kiser@ni.com>
Co-authored-by: Josh Blum <josh@joshknows.com>
Co-authored-by: Jonathon Pendlum <jonathan.pendlum@ettus.com>
Co-authored-by: Martin Braun <martin.braun@ettus.com>
Co-authored-by: Matt Ettus <matt@ettus.com>
Co-authored-by: Michael West <michael.west@ettus.com>
Co-authored-by: Moritz Fischer <moritz.fischer@ettus.com>
Co-authored-by: Nick Foster <nick@ettus.com>
Co-authored-by: Nicolas Cuervo <nicolas.cuervo@ettus.com>
Co-authored-by: Paul Butler <paul.butler@ni.com>
Co-authored-by: Paul David <paul.david@ettus.com>
Co-authored-by: Ryan Marlow <ryan.marlow@ettus.com>
Co-authored-by: Sugandha Gupta <sugandha.gupta@ettus.com>
Co-authored-by: Sylvain Munaut <tnt@246tNt.com>
Co-authored-by: Trung Tran <trung.tran@ettus.com>
Co-authored-by: Vidush Vishwanath <vidush.vishwanath@ettus.com>
Co-authored-by: Wade Fife <wade.fife@ettus.com>


Original-commit: bafa9d95453387814ef25e6b6256ba8db2df612f
This commit is contained in:
Martin Braun
2020-01-28 09:35:36 -08:00
co-authored by Alex Williams Andrej Rode Ashish Chaudhari Ben Hilburn Ciro Nishiguchi Daniel Jepson Derek Kozel EJ Kreinar Humberto Jimenez Ian Buckley Jörg Hofrichter Jon Kiser Josh Blum Jonathon Pendlum Matt Ettus Michael West Moritz Fischer Nick Foster Nicolas Cuervo Paul Butler Paul David Ryan Marlow Sugandha Gupta Sylvain Munaut Trung Tran Vidush Vishwanath Wade Fife
parent 74893643ca
commit 6b67702ad7
2157 changed files with 1282567 additions and 0 deletions
@@ -0,0 +1,373 @@
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// ***************************************************************************
// ***************************************************************************
// Copyright 2013(c) Analog Devices, Inc.
// Author: Lars-Peter Clausen <lars@metafoo.de>
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
// - Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// - Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in
// the documentation and/or other materials provided with the
// distribution.
// - Neither the name of Analog Devices, Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
// - The use of this software may or may not infringe the patent rights
// of one or more patent holders. This license does not release you
// from the requirement that you obtain separate licenses from these
// patent holders to use this software.
// - Use of the software either in source or binary form, must be run
// on or directly connected to an Analog Devices Inc. component.
//
// THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
// INCLUDING, BUT NOT LIMITED TO, NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A
// PARTICULAR PURPOSE ARE DISCLAIMED.
//
// IN NO EVENT SHALL ANALOG DEVICES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, INTELLECTUAL PROPERTY
// RIGHTS, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
// BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// ***************************************************************************
// ***************************************************************************
// Source: git://github.com/analogdevicesinc/hdl.git
// Commit hash: 04843795d8d6a496c00ee91b437d57924bc1cbf1
module util_axis_resize (
input clk,
input resetn,
input s_valid,
output s_ready,
input [SLAVE_DATA_WIDTH-1:0] s_data,
output m_valid,
input m_ready,
output [MASTER_DATA_WIDTH-1:0] m_data
);
parameter MASTER_DATA_WIDTH = 64;
parameter SLAVE_DATA_WIDTH = 64;
parameter BIG_ENDIAN = 0;
generate if (SLAVE_DATA_WIDTH == MASTER_DATA_WIDTH) begin
assign m_valid = s_valid;
assign s_ready = m_ready;
assign m_data = s_data;
end else if (SLAVE_DATA_WIDTH < MASTER_DATA_WIDTH) begin
localparam RATIO = MASTER_DATA_WIDTH / SLAVE_DATA_WIDTH;
reg [MASTER_DATA_WIDTH-1:0] data;
reg [$clog2(RATIO)-1:0] count;
reg valid;
always @(posedge clk)
begin
if (resetn == 1'b0) begin
count <= RATIO - 1;
valid <= 1'b0;
end else begin
if (count == 'h00 && s_ready == 1'b1 && s_valid == 1'b1)
valid <= 1'b1;
else if (m_ready == 1'b1)
valid <= 1'b0;
if (s_ready == 1'b1 && s_valid == 1'b1) begin
if (count == 'h00)
count <= RATIO - 1;
else
count <= count - 1'b1;
end
end
end
always @(posedge clk)
begin
if (s_ready == 1'b1 && s_valid == 1'b1)
if (BIG_ENDIAN == 1) begin
data <= {data[MASTER_DATA_WIDTH-SLAVE_DATA_WIDTH-1:0], s_data};
end else begin
data <= {s_data, data[MASTER_DATA_WIDTH-1:SLAVE_DATA_WIDTH]};
end
end
assign s_ready = ~valid || m_ready;
assign m_valid = valid;
assign m_data = data;
end else begin
localparam RATIO = SLAVE_DATA_WIDTH / MASTER_DATA_WIDTH;
reg [SLAVE_DATA_WIDTH-1:0] data;
reg [$clog2(RATIO)-1:0] count;
reg valid;
always @(posedge clk)
begin
if (resetn == 1'b0) begin
count <= RATIO - 1;
valid <= 1'b0;
end else begin
if (s_valid == 1'b1 && s_ready == 1'b1)
valid <= 1'b1;
else if (count == 'h0 && m_ready == 1'b1 && m_valid == 1'b1)
valid <= 1'b0;
if (m_ready == 1'b1 && m_valid == 1'b1) begin
if (count == 'h00)
count <= RATIO - 1;
else
count <= count - 1'b1;
end
end
end
always @(posedge clk)
begin
if (s_ready == 1'b1 && s_valid == 1'b1) begin
data <= s_data;
end else if (m_ready == 1'b1 && m_valid == 1'b1) begin
if (BIG_ENDIAN == 1) begin
data[SLAVE_DATA_WIDTH-1:MASTER_DATA_WIDTH] <= data[SLAVE_DATA_WIDTH-MASTER_DATA_WIDTH-1:0];
end else begin
data[SLAVE_DATA_WIDTH-MASTER_DATA_WIDTH-1:0] <= data[SLAVE_DATA_WIDTH-1:MASTER_DATA_WIDTH];
end
end
end
assign s_ready = ~valid || (m_ready && count == 'h0);
assign m_valid = valid;
assign m_data = BIG_ENDIAN == 1 ?
data[SLAVE_DATA_WIDTH-1:SLAVE_DATA_WIDTH-MASTER_DATA_WIDTH] :
data[MASTER_DATA_WIDTH-1:0];
end
endgenerate
endmodule
@@ -0,0 +1,55 @@
# 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 "BIG_ENDIAN" -parent ${Page_0}
ipgui::add_param $IPINST -name "MASTER_DATA_WIDTH" -parent ${Page_0}
ipgui::add_param $IPINST -name "SLAVE_DATA_WIDTH" -parent ${Page_0}
}
proc update_PARAM_VALUE.BIG_ENDIAN { PARAM_VALUE.BIG_ENDIAN } {
# Procedure called to update BIG_ENDIAN when any of the dependent parameters in the arguments change
}
proc validate_PARAM_VALUE.BIG_ENDIAN { PARAM_VALUE.BIG_ENDIAN } {
# Procedure called to validate BIG_ENDIAN
return true
}
proc update_PARAM_VALUE.MASTER_DATA_WIDTH { PARAM_VALUE.MASTER_DATA_WIDTH } {
# Procedure called to update MASTER_DATA_WIDTH when any of the dependent parameters in the arguments change
}
proc validate_PARAM_VALUE.MASTER_DATA_WIDTH { PARAM_VALUE.MASTER_DATA_WIDTH } {
# Procedure called to validate MASTER_DATA_WIDTH
return true
}
proc update_PARAM_VALUE.SLAVE_DATA_WIDTH { PARAM_VALUE.SLAVE_DATA_WIDTH } {
# Procedure called to update SLAVE_DATA_WIDTH when any of the dependent parameters in the arguments change
}
proc validate_PARAM_VALUE.SLAVE_DATA_WIDTH { PARAM_VALUE.SLAVE_DATA_WIDTH } {
# Procedure called to validate SLAVE_DATA_WIDTH
return true
}
proc update_MODELPARAM_VALUE.MASTER_DATA_WIDTH { MODELPARAM_VALUE.MASTER_DATA_WIDTH PARAM_VALUE.MASTER_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.MASTER_DATA_WIDTH}] ${MODELPARAM_VALUE.MASTER_DATA_WIDTH}
}
proc update_MODELPARAM_VALUE.SLAVE_DATA_WIDTH { MODELPARAM_VALUE.SLAVE_DATA_WIDTH PARAM_VALUE.SLAVE_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.SLAVE_DATA_WIDTH}] ${MODELPARAM_VALUE.SLAVE_DATA_WIDTH}
}
proc update_MODELPARAM_VALUE.BIG_ENDIAN { MODELPARAM_VALUE.BIG_ENDIAN PARAM_VALUE.BIG_ENDIAN } {
# Procedure called to set VHDL generic/Verilog parameter value(s) based on TCL parameter value
set_property value [get_property value ${PARAM_VALUE.BIG_ENDIAN}] ${MODELPARAM_VALUE.BIG_ENDIAN}
}