| 1 |
627 |
stekern |
//////////////////////////////////////////////////////////////////////
|
| 2 |
|
|
//// ////
|
| 3 |
|
|
//// dbg_wb_defines.v ////
|
| 4 |
|
|
//// ////
|
| 5 |
|
|
//// ////
|
| 6 |
|
|
//// This file is part of the SoC Debug Interface. ////
|
| 7 |
|
|
//// http://www.opencores.org/projects/DebugInterface/ ////
|
| 8 |
|
|
//// ////
|
| 9 |
|
|
//// Author(s): ////
|
| 10 |
|
|
//// Igor Mohor (igorm@opencores.org) ////
|
| 11 |
|
|
//// ////
|
| 12 |
|
|
//// ////
|
| 13 |
|
|
//// All additional information is avaliable in the README.txt ////
|
| 14 |
|
|
//// file. ////
|
| 15 |
|
|
//// ////
|
| 16 |
|
|
//////////////////////////////////////////////////////////////////////
|
| 17 |
|
|
//// ////
|
| 18 |
|
|
//// Copyright (C) 2000 - 2004 Authors ////
|
| 19 |
|
|
//// ////
|
| 20 |
|
|
//// This source file may be used and distributed without ////
|
| 21 |
|
|
//// restriction provided that this copyright statement is not ////
|
| 22 |
|
|
//// removed from the file and that any derivative work contains ////
|
| 23 |
|
|
//// the original copyright notice and the associated disclaimer. ////
|
| 24 |
|
|
//// ////
|
| 25 |
|
|
//// This source file is free software; you can redistribute it ////
|
| 26 |
|
|
//// and/or modify it under the terms of the GNU Lesser General ////
|
| 27 |
|
|
//// Public License as published by the Free Software Foundation; ////
|
| 28 |
|
|
//// either version 2.1 of the License, or (at your option) any ////
|
| 29 |
|
|
//// later version. ////
|
| 30 |
|
|
//// ////
|
| 31 |
|
|
//// This source is distributed in the hope that it will be ////
|
| 32 |
|
|
//// useful, but WITHOUT ANY WARRANTY; without even the implied ////
|
| 33 |
|
|
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR ////
|
| 34 |
|
|
//// PURPOSE. See the GNU Lesser General Public License for more ////
|
| 35 |
|
|
//// details. ////
|
| 36 |
|
|
//// ////
|
| 37 |
|
|
//// You should have received a copy of the GNU Lesser General ////
|
| 38 |
|
|
//// Public License along with this source; if not, download it ////
|
| 39 |
|
|
//// from http://www.opencores.org/lgpl.shtml ////
|
| 40 |
|
|
//// ////
|
| 41 |
|
|
//////////////////////////////////////////////////////////////////////
|
| 42 |
|
|
//
|
| 43 |
|
|
// CVS Revision History
|
| 44 |
|
|
//
|
| 45 |
|
|
// $Log: dbg_wb_defines.v,v $
|
| 46 |
|
|
// Revision 1.7 2004/03/31 14:34:08 igorm
|
| 47 |
|
|
// data_cnt_lim length changed to reduce number of warnings.
|
| 48 |
|
|
//
|
| 49 |
|
|
// Revision 1.6 2004/03/28 20:27:02 igorm
|
| 50 |
|
|
// New release of the debug interface (3rd. release).
|
| 51 |
|
|
//
|
| 52 |
|
|
// Revision 1.5 2004/03/22 16:35:46 igorm
|
| 53 |
|
|
// Temp version before changing dbg interface.
|
| 54 |
|
|
//
|
| 55 |
|
|
// Revision 1.4 2004/01/16 14:51:33 mohor
|
| 56 |
|
|
// cpu registers added.
|
| 57 |
|
|
//
|
| 58 |
|
|
// Revision 1.3 2004/01/08 17:53:36 mohor
|
| 59 |
|
|
// tmp version.
|
| 60 |
|
|
//
|
| 61 |
|
|
// Revision 1.2 2004/01/06 17:15:19 mohor
|
| 62 |
|
|
// temp3 version.
|
| 63 |
|
|
//
|
| 64 |
|
|
// Revision 1.1 2003/12/23 15:09:04 mohor
|
| 65 |
|
|
// New directory structure. New version of the debug interface.
|
| 66 |
|
|
//
|
| 67 |
|
|
//
|
| 68 |
|
|
//
|
| 69 |
|
|
|
| 70 |
|
|
// Defining length of the command
|
| 71 |
|
|
`define DBG_WB_CMD_LEN 3'd4
|
| 72 |
|
|
`define DBG_WB_CMD_LEN_INT 4
|
| 73 |
|
|
`define DBG_WB_CMD_CNT_WIDTH 3
|
| 74 |
|
|
|
| 75 |
|
|
// Defining length of the access_type field
|
| 76 |
|
|
`define DBG_WB_ACC_TYPE_LEN 4
|
| 77 |
|
|
|
| 78 |
|
|
|
| 79 |
|
|
// Defining length of the address
|
| 80 |
|
|
`define DBG_WB_ADR_LEN 32
|
| 81 |
|
|
|
| 82 |
|
|
// Defining length of the length register
|
| 83 |
|
|
`define DBG_WB_LEN_LEN 16
|
| 84 |
|
|
|
| 85 |
|
|
// Defining total length of the DR needed
|
| 86 |
|
|
`define DBG_WB_DR_LEN (`DBG_WB_ACC_TYPE_LEN + `DBG_WB_ADR_LEN + `DBG_WB_LEN_LEN)
|
| 87 |
|
|
|
| 88 |
|
|
// Defining length of the CRC
|
| 89 |
|
|
`define DBG_WB_CRC_LEN 6'd32
|
| 90 |
|
|
`define DBG_WB_CRC_CNT_WIDTH 6
|
| 91 |
|
|
|
| 92 |
|
|
// Defining length of status
|
| 93 |
|
|
`define DBG_WB_STATUS_LEN 3'd4
|
| 94 |
|
|
`define DBG_WB_STATUS_CNT_WIDTH 3
|
| 95 |
|
|
|
| 96 |
|
|
// Defining length of the data
|
| 97 |
|
|
`define DBG_WB_DATA_CNT_WIDTH (`DBG_WB_LEN_LEN + 3)
|
| 98 |
|
|
`define DBG_WB_DATA_CNT_LIM_WIDTH `DBG_WB_LEN_LEN
|
| 99 |
|
|
|
| 100 |
|
|
//Defining commands
|
| 101 |
|
|
`define DBG_WB_GO 4'h0
|
| 102 |
|
|
`define DBG_WB_RD_COMM 4'h1
|
| 103 |
|
|
`define DBG_WB_WR_COMM 4'h2
|
| 104 |
|
|
|
| 105 |
|
|
// Defining access types for wishbone
|
| 106 |
|
|
`define DBG_WB_WRITE8 4'h0
|
| 107 |
|
|
`define DBG_WB_WRITE16 4'h1
|
| 108 |
|
|
`define DBG_WB_WRITE32 4'h2
|
| 109 |
|
|
`define DBG_WB_READ8 4'h4
|
| 110 |
|
|
`define DBG_WB_READ16 4'h5
|
| 111 |
|
|
`define DBG_WB_READ32 4'h6
|
| 112 |
|
|
|
| 113 |
|
|
|
