//////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////
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//// ////
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//// ////
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//// File name "pci_io_mux_ad_en_crit.v" ////
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//// File name "pci_io_mux_ad_en_crit.v" ////
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//// ////
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//// ////
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//// This file is part of the "PCI bridge" project ////
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//// This file is part of the "PCI bridge" project ////
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//// http://www.opencores.org/cores/pci/ ////
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//// http://www.opencores.org/cores/pci/ ////
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//// ////
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//// ////
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//// Author(s): ////
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//// Author(s): ////
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//// - Miha Dolenc (mihad@opencores.org) ////
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//// - Miha Dolenc (mihad@opencores.org) ////
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//// ////
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//// ////
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//// All additional information is avaliable in the README ////
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//// All additional information is avaliable in the README ////
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//// file. ////
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//// file. ////
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//// ////
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//// ////
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//// ////
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//// ////
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//////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////
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//// ////
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//// ////
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//// Copyright (C) 2001 Miha Dolenc, mihad@opencores.org ////
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//// Copyright (C) 2001 Miha Dolenc, mihad@opencores.org ////
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//// ////
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//// ////
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//// This source file may be used and distributed without ////
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//// This source file may be used and distributed without ////
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//// restriction provided that this copyright statement is not ////
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//// restriction provided that this copyright statement is not ////
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//// removed from the file and that any derivative work contains ////
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//// removed from the file and that any derivative work contains ////
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//// the original copyright notice and the associated disclaimer. ////
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//// the original copyright notice and the associated disclaimer. ////
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//// ////
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//// ////
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//// This source file is free software; you can redistribute it ////
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//// This source file is free software; you can redistribute it ////
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//// and/or modify it under the terms of the GNU Lesser General ////
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//// and/or modify it under the terms of the GNU Lesser General ////
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//// Public License as published by the Free Software Foundation; ////
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//// Public License as published by the Free Software Foundation; ////
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//// either version 2.1 of the License, or (at your option) any ////
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//// either version 2.1 of the License, or (at your option) any ////
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//// later version. ////
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//// later version. ////
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//// ////
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//// ////
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//// This source is distributed in the hope that it will be ////
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//// This source is distributed in the hope that it will be ////
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//// useful, but WITHOUT ANY WARRANTY; without even the implied ////
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//// useful, but WITHOUT ANY WARRANTY; without even the implied ////
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//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR ////
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//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR ////
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//// PURPOSE. See the GNU Lesser General Public License for more ////
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//// PURPOSE. See the GNU Lesser General Public License for more ////
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//// details. ////
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//// details. ////
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//// ////
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//// ////
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//// You should have received a copy of the GNU Lesser General ////
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//// You should have received a copy of the GNU Lesser General ////
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//// Public License along with this source; if not, download it ////
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//// Public License along with this source; if not, download it ////
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//// from http://www.opencores.org/lgpl.shtml ////
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//// from http://www.opencores.org/lgpl.shtml ////
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//// ////
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//// ////
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//////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////
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//
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//
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// CVS Revision History
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// CVS Revision History
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//
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//
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// $Log: not supported by cvs2svn $
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// $Log: not supported by cvs2svn $
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// Revision 1.1 2002/02/01 14:43:31 mihad
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// Revision 1.1 2002/02/01 14:43:31 mihad
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// *** empty log message ***
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// *** empty log message ***
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//
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//
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//
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//
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// module provides equation for ad output enables, which uses critical pci bus inputs
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// module provides equation for ad output enables, which uses critical pci bus inputs
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// synopsys translate_off
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// synopsys translate_off
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`include "timescale.v"
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`include "timescale.v"
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// synopsys translate_on
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// synopsys translate_on
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// module is provided for ad bus output enable Flip-Flops values
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// module is provided for ad bus output enable Flip-Flops values
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module pci_io_mux_ad_en_crit
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module pci_io_mux_ad_en_crit
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(
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(
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ad_en_in,
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ad_en_in,
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pci_frame_in,
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pci_frame_in,
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pci_trdy_in,
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pci_trdy_in,
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pci_stop_in,
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pci_stop_in,
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ad_en_out
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ad_en_out
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);
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);
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input ad_en_in,
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input ad_en_in,
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pci_frame_in,
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pci_frame_in,
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pci_trdy_in,
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pci_trdy_in,
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pci_stop_in ;
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pci_stop_in ;
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output ad_en_out ;
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output ad_en_out ;
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assign ad_en_out = ad_en_in && ( ~pci_frame_in || (pci_trdy_in && pci_stop_in) ) ;
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assign ad_en_out = ad_en_in && ( ~pci_frame_in || (pci_trdy_in && pci_stop_in) ) ;
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endmodule
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endmodule
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