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[/] [pci/] [tags/] [rel_9/] [rtl/] [verilog/] [bus_commands.v] - Rev 6
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////////////////////////////////////////////////////////////////////// //// //// //// File name "bus_commands.v" //// //// //// //// This file is part of the "PCI bridge" project //// //// http://www.opencores.org/cores/pci/ //// //// //// //// Author(s): //// //// - Miha Dolenc (mihad@opencores.org) //// //// //// //// All additional information is avaliable in the README.pdf //// //// file. //// //// //// //// //// ////////////////////////////////////////////////////////////////////// //// //// //// Copyright (C) 2001 Miha Dolenc, mihad@opencores.org //// //// //// //// This source file may be used and distributed without //// //// restriction provided that this copyright statement is not //// //// removed from the file and that any derivative work contains //// //// the original copyright notice and the associated disclaimer. //// //// //// //// This source file is free software; you can redistribute it //// //// and/or modify it under the terms of the GNU Lesser General //// //// Public License as published by the Free Software Foundation; //// //// either version 2.1 of the License, or (at your option) any //// //// later version. //// //// //// //// This source 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. See the GNU Lesser General Public License for more //// //// details. //// //// //// //// You should have received a copy of the GNU Lesser General //// //// Public License along with this source; if not, download it //// //// from http://www.opencores.org/lgpl.shtml //// //// //// ////////////////////////////////////////////////////////////////////// // // CVS Revision History // // $Log: not supported by cvs2svn $ // Revision 1.1.1.1 2001/10/02 15:33:47 mihad // New project directory structure // // // definitions of PCI bus commands `define BC_IACK 4'h0 //used `define BC_SPECIAL 4'h1 //not used `define BC_IO_READ 4'h2 //used `define BC_IO_WRITE 4'h3 //used `define BC_RESERVED0 4'h4 //not used `define BC_RESERVED1 4'h5 //not used `define BC_MEM_READ 4'h6 //used `define BC_MEM_WRITE 4'h7 //used `define BC_RESERVED2 4'h8 //not used `define BC_RESERVED3 4'h9 //not used `define BC_CONF_READ 4'hA //used `define BC_CONF_WRITE 4'hB //used `define BC_MEM_READ_MUL 4'hC //used `define BC_DUAL_ADDR_CYC 4'hD //not used `define BC_MEM_READ_LN 4'hE //used `define BC_MEM_WRITE_INVAL 4'hF //not used // common bits for configuration cycle commands `define BC_CONF_RW 3'b101
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