library/bsplit: initial commit
Rejeesh Kutty
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// ***************************************************************************
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// ***************************************************************************
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// Copyright 2011(c) Analog Devices, Inc.
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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// - Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// - Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in
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// the documentation and/or other materials provided with the
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// distribution.
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// - Neither the name of Analog Devices, Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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// - The use of this software may or may not infringe the patent rights
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// of one or more patent holders. This license does not release you
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// from the requirement that you obtain separate licenses from these
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// patent holders to use this software.
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// - Use of the software either in source or binary form, must be run
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// on or directly connected to an Analog Devices Inc. component.
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//
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// THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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// INCLUDING, BUT NOT LIMITED TO, NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A
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// PARTICULAR PURPOSE ARE DISCLAIMED.
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//
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// IN NO EVENT SHALL ANALOG DEVICES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, INTELLECTUAL PROPERTY
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// RIGHTS, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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// BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// ***************************************************************************
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// ***************************************************************************
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// too bad- we have to do this!
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`timescale 1ns/100ps
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module util_bsplit (
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data,
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split_data_0,
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split_data_1,
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split_data_2,
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split_data_3,
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split_data_4,
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split_data_5,
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split_data_6,
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split_data_7);
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// parameters
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parameter CH_DW = 1;
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parameter CH_CNT = 8;
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localparam CH_MCNT = 9;
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// interface
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input [((CH_CNT*CH_DW)-1):0] data;
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output [(CH_DW-1):0] split_data_0;
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output [(CH_DW-1):0] split_data_1;
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output [(CH_DW-1):0] split_data_2;
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output [(CH_DW-1):0] split_data_3;
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output [(CH_DW-1):0] split_data_4;
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output [(CH_DW-1):0] split_data_5;
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output [(CH_DW-1):0] split_data_6;
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output [(CH_DW-1):0] split_data_7;
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// internal signals
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wire [((CH_MCNT*CH_DW)-1):0] data_s;
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// extend and split
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assign data_s[((CH_MCNT*CH_DW)-1):(CH_CNT*CH_DW)] = 'd0;
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assign data_s[((CH_CNT*CH_DW)-1):0] = data;
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assign split_data_0 = data_s[((CH_DW*1)-1):(CH_DW*0)];
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assign split_data_1 = data_s[((CH_DW*2)-1):(CH_DW*1)];
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assign split_data_2 = data_s[((CH_DW*3)-1):(CH_DW*2)];
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assign split_data_3 = data_s[((CH_DW*4)-1):(CH_DW*3)];
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assign split_data_4 = data_s[((CH_DW*5)-1):(CH_DW*4)];
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assign split_data_5 = data_s[((CH_DW*6)-1):(CH_DW*5)];
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assign split_data_6 = data_s[((CH_DW*7)-1):(CH_DW*6)];
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assign split_data_7 = data_s[((CH_DW*8)-1):(CH_DW*7)];
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endmodule
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// ***************************************************************************
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// ***************************************************************************
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# ip
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source ../scripts/adi_env.tcl
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source $ad_hdl_dir/library/scripts/adi_ip.tcl
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adi_ip_create util_bsplit
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adi_ip_files util_bsplit [list \
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"util_bsplit.v" \
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"util_bsplit_constr.xdc" ]
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adi_ip_properties_lite util_bsplit
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adi_ip_constraints util_bsplit [list \
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"util_bsplit_constr.xdc" ]
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set_property -dict {driver_value {0} enablement_dependency {spirit:decode(id('MODELPARAM_VALUE.CH_CNT')) > 1}} \
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[ipx::get_port split_data_1 [ipx::current_core]] \
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set_property -dict {driver_value {0} enablement_dependency {spirit:decode(id('MODELPARAM_VALUE.CH_CNT')) > 2}} \
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[ipx::get_port split_data_2 [ipx::current_core]] \
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set_property -dict {driver_value {0} enablement_dependency {spirit:decode(id('MODELPARAM_VALUE.CH_CNT')) > 3}} \
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[ipx::get_port split_data_3 [ipx::current_core]] \
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set_property -dict {driver_value {0} enablement_dependency {spirit:decode(id('MODELPARAM_VALUE.CH_CNT')) > 4}} \
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[ipx::get_port split_data_4 [ipx::current_core]] \
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set_property -dict {driver_value {0} enablement_dependency {spirit:decode(id('MODELPARAM_VALUE.CH_CNT')) > 5}} \
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[ipx::get_port split_data_5 [ipx::current_core]] \
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set_property -dict {driver_value {0} enablement_dependency {spirit:decode(id('MODELPARAM_VALUE.CH_CNT')) > 6}} \
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[ipx::get_port split_data_6 [ipx::current_core]] \
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set_property -dict {driver_value {0} enablement_dependency {spirit:decode(id('MODELPARAM_VALUE.CH_CNT')) > 7}} \
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[ipx::get_port split_data_7 [ipx::current_core]] \
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ipx::save_core [ipx::current_core]
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