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[/] [pci/] [tags/] [rel_13/] [rtl/] [verilog/] [pci_constants.v] - Rev 135
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////////////////////////////////////////////////////////////////////// //// //// //// File name "pci_constants.v" //// //// //// //// This file is part of the "PCI bridge" project //// //// http://www.opencores.org/cores/pci/ //// //// //// //// Author(s): //// //// - Miha Dolenc (mihad@opencores.org) //// //// - Tadej Markovic (tadej@opencores.org) //// //// //// //// All additional information is avaliable in the README.txt //// //// file. //// //// //// //// //// ////////////////////////////////////////////////////////////////////// //// //// //// Copyright (C) 2000 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 2002/02/01 14:43:31 mihad // *** empty log message *** // // Revision 1.2 2001/10/05 08:14:28 mihad // Updated all files with inclusion of timescale file for simulation purposes. // // Revision 1.1.1.1 2001/10/02 15:33:46 mihad // New project directory structure // // first include user definable parameters `ifdef REGRESSION // Used only for regression testing purposes!!! `include "pci_regression_constants.v" `else `include "pci_user_constants.v" `endif //////////////////////////////////////////////////////////////////////// //// //// //// FIFO parameters define behaviour of FIFO control logic and //// //// FIFO depths. //// //// //// //////////////////////////////////////////////////////////////////////// `define WBW_DEPTH (1 << `WBW_ADDR_LENGTH) `define WBR_DEPTH (1 << `WBR_ADDR_LENGTH) `define PCIW_DEPTH (1 << `PCIW_ADDR_LENGTH) `define PCIR_DEPTH (1 << `PCIR_ADDR_LENGTH) // defines on which bit in control bus means what `define ADDR_CTRL_BIT 3 `define LAST_CTRL_BIT 0 `define DATA_ERROR_CTRL_BIT 1 `define UNUSED_CTRL_BIT 2 `define BURST_BIT 2 // MAX Retry counter value for PCI Master state-machine // This value is 8-bit because of 8-bit retry counter !!! //`define PCI_RTY_CNT_MAX 8'h08 // Value of address mask for WB configuration image. This has to be defined always, since it is a value, that is not changable in runtime. // !!!!!!!!!!!!!!!!!!!!!!!If this is not defined, WB configuration access will not be possible!!!!!!!!!!!!!!!!!!!!!1 `define WB_AM0 20'hffff_f // PCI target & WB slave ADDRESS names for configuration space !!! // This does not include address offsets of PCI Header registers - they starts at offset 0 (see PCI spec.) // ALL VALUES are without 2 LSBits AND there is required that address bit [8] is set while // accessing this registers, otherwise the configuration header will be accessed !!! `define PCI_CAP_PTR_VAL 8'h80 `define P_IMG_CTRL0_ADDR 6'h00 // Address offset = h 100 `define P_BA0_ADDR 6'h01 // Address offset = h 104 `define P_AM0_ADDR 6'h02 // Address offset = h 108 `define P_TA0_ADDR 6'h03 // Address offset = h 10c `define P_IMG_CTRL1_ADDR 6'h04 // Address offset = h 110 `define P_BA1_ADDR 6'h05 // Address offset = h 114 `define P_AM1_ADDR 6'h06 // Address offset = h 118 `define P_TA1_ADDR 6'h07 // Address offset = h 11c `define P_IMG_CTRL2_ADDR 6'h08 // Address offset = h 120 `define P_BA2_ADDR 6'h09 // Address offset = h 124 `define P_AM2_ADDR 6'h0a // Address offset = h 128 `define P_TA2_ADDR 6'h0b // Address offset = h 12c `define P_IMG_CTRL3_ADDR 6'h0c // Address offset = h 130 `define P_BA3_ADDR 6'h0d // Address offset = h 134 `define P_AM3_ADDR 6'h0e // Address offset = h 138 `define P_TA3_ADDR 6'h0f // Address offset = h 13c `define P_IMG_CTRL4_ADDR 6'h10 // Address offset = h 140 `define P_BA4_ADDR 6'h11 // Address offset = h 144 `define P_AM4_ADDR 6'h12 // Address offset = h 148 `define P_TA4_ADDR 6'h13 // Address offset = h 14c `define P_IMG_CTRL5_ADDR 6'h14 // Address offset = h 150 `define P_BA5_ADDR 6'h15 // Address offset = h 154 `define P_AM5_ADDR 6'h16 // Address offset = h 158 `define P_TA5_ADDR 6'h17 // Address offset = h 15c `define P_ERR_CS_ADDR 6'h18 // Address offset = h 160 `define P_ERR_ADDR_ADDR 6'h19 // Address offset = h 164 `define P_ERR_DATA_ADDR 6'h1a // Address offset = h 168 `define WB_CONF_SPC_BAR_ADDR 6'h20 // Address offset = h 180 `define W_IMG_CTRL1_ADDR 6'h21 // Address offset = h 184 `define W_BA1_ADDR 6'h22 // Address offset = h 188 `define W_AM1_ADDR 6'h23 // Address offset = h 18c `define W_TA1_ADDR 6'h24 // Address offset = h 190 `define W_IMG_CTRL2_ADDR 6'h25 // Address offset = h 194 `define W_BA2_ADDR 6'h26 // Address offset = h 198 `define W_AM2_ADDR 6'h27 // Address offset = h 19c `define W_TA2_ADDR 6'h28 // Address offset = h 1a0 `define W_IMG_CTRL3_ADDR 6'h29 // Address offset = h 1a4 `define W_BA3_ADDR 6'h2a // Address offset = h 1a8 `define W_AM3_ADDR 6'h2b // Address offset = h 1ac `define W_TA3_ADDR 6'h2c // Address offset = h 1b0 `define W_IMG_CTRL4_ADDR 6'h2d // Address offset = h 1b4 `define W_BA4_ADDR 6'h2e // Address offset = h 1b8 `define W_AM4_ADDR 6'h2f // Address offset = h 1bc `define W_TA4_ADDR 6'h30 // Address offset = h 1c0 `define W_IMG_CTRL5_ADDR 6'h31 // Address offset = h 1c4 `define W_BA5_ADDR 6'h32 // Address offset = h 1c8 `define W_AM5_ADDR 6'h33 // Address offset = h 1cc `define W_TA5_ADDR 6'h34 // Address offset = h 1d0 `define W_ERR_CS_ADDR 6'h35 // Address offset = h 1d4 `define W_ERR_ADDR_ADDR 6'h36 // Address offset = h 1d8 `define W_ERR_DATA_ADDR 6'h37 // Address offset = h 1dc `define CNF_ADDR_ADDR 6'h38 // Address offset = h 1e0 // Following two registers are not implemented in a configuration space but in a WishBone unit! `define CNF_DATA_ADDR 6'h39 // Address offset = h 1e4 `define INT_ACK_ADDR 6'h3a // Address offset = h 1e8 // ------------------------------------- `define ICR_ADDR 6'h3b // Address offset = h 1ec `define ISR_ADDR 6'h3c // Address offset = h 1f0 `ifdef PCI33 `define HEADER_66MHz 1'b0 `else `ifdef PCI66 `define HEADER_66MHz 1'b1 `endif `endif // all flip-flops in the design have this inter-assignment delay `define FF_DELAY 1
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