library/bsplit: initial commit

library/util_bsplit/util_bsplit.v

@@ -0,0 +1,93 @@
+// ***************************************************************************
+// ***************************************************************************
+// Copyright 2011(c) Analog Devices, Inc.
+// 
+// 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.
+// ***************************************************************************
+// ***************************************************************************
+// too bad- we have to do this!
+
+`timescale 1ns/100ps
+
+module util_bsplit (
+
+  data,
+
+  split_data_0,
+  split_data_1,
+  split_data_2,
+  split_data_3,
+  split_data_4,
+  split_data_5,
+  split_data_6,
+  split_data_7);
+
+  // parameters
+
+  parameter   CH_DW     = 1;
+  parameter   CH_CNT    = 8;
+  localparam  CH_MCNT   = 9;
+
+  // interface
+
+  input   [((CH_CNT*CH_DW)-1):0]    data;
+  output  [(CH_DW-1):0]             split_data_0;
+  output  [(CH_DW-1):0]             split_data_1;
+  output  [(CH_DW-1):0]             split_data_2;
+  output  [(CH_DW-1):0]             split_data_3;
+  output  [(CH_DW-1):0]             split_data_4;
+  output  [(CH_DW-1):0]             split_data_5;
+  output  [(CH_DW-1):0]             split_data_6;
+  output  [(CH_DW-1):0]             split_data_7;
+
+  // internal signals
+
+  wire    [((CH_MCNT*CH_DW)-1):0]   data_s;
+
+  // extend and split
+  
+  assign data_s[((CH_MCNT*CH_DW)-1):(CH_CNT*CH_DW)] = 'd0;
+  assign data_s[((CH_CNT*CH_DW)-1):0] = data;
+
+  assign split_data_0 = data_s[((CH_DW*1)-1):(CH_DW*0)];
+  assign split_data_1 = data_s[((CH_DW*2)-1):(CH_DW*1)];
+  assign split_data_2 = data_s[((CH_DW*3)-1):(CH_DW*2)];
+  assign split_data_3 = data_s[((CH_DW*4)-1):(CH_DW*3)];
+  assign split_data_4 = data_s[((CH_DW*5)-1):(CH_DW*4)];
+  assign split_data_5 = data_s[((CH_DW*6)-1):(CH_DW*5)];
+  assign split_data_6 = data_s[((CH_DW*7)-1):(CH_DW*6)];
+  assign split_data_7 = data_s[((CH_DW*8)-1):(CH_DW*7)];
+
+endmodule
+
+// ***************************************************************************
+// ***************************************************************************

library/util_bsplit/util_bsplit_ip.tcl

@@ -0,0 +1,45 @@
+# ip
+
+source ../scripts/adi_env.tcl
+source $ad_hdl_dir/library/scripts/adi_ip.tcl
+
+adi_ip_create util_bsplit
+adi_ip_files util_bsplit [list \
+  "util_bsplit.v" \
+  "util_bsplit_constr.xdc" ]
+
+adi_ip_properties_lite util_bsplit
+adi_ip_constraints util_bsplit [list \
+  "util_bsplit_constr.xdc" ]
+
+set_property -dict {driver_value {0} enablement_dependency {spirit:decode(id('MODELPARAM_VALUE.CH_CNT')) > 1}} \
+  [ipx::get_port split_data_1 [ipx::current_core]] \
+
+
+set_property -dict {driver_value {0} enablement_dependency {spirit:decode(id('MODELPARAM_VALUE.CH_CNT')) > 2}} \
+  [ipx::get_port split_data_2 [ipx::current_core]] \
+
+
+set_property -dict {driver_value {0} enablement_dependency {spirit:decode(id('MODELPARAM_VALUE.CH_CNT')) > 3}} \
+  [ipx::get_port split_data_3 [ipx::current_core]] \
+
+
+set_property -dict {driver_value {0} enablement_dependency {spirit:decode(id('MODELPARAM_VALUE.CH_CNT')) > 4}} \
+  [ipx::get_port split_data_4 [ipx::current_core]] \
+
+
+set_property -dict {driver_value {0} enablement_dependency {spirit:decode(id('MODELPARAM_VALUE.CH_CNT')) > 5}} \
+  [ipx::get_port split_data_5 [ipx::current_core]] \
+
+
+set_property -dict {driver_value {0} enablement_dependency {spirit:decode(id('MODELPARAM_VALUE.CH_CNT')) > 6}} \
+  [ipx::get_port split_data_6 [ipx::current_core]] \
+
+
+set_property -dict {driver_value {0} enablement_dependency {spirit:decode(id('MODELPARAM_VALUE.CH_CNT')) > 7}} \
+  [ipx::get_port split_data_7 [ipx::current_core]] \
+
+
+ipx::save_core [ipx::current_core]
+
+