| 1 |
2 |
sfielding |
//////////////////////////////////////////////////////////////////////
|
| 2 |
|
|
//// ////
|
| 3 |
|
|
//// usbConstants_h.v ////
|
| 4 |
|
|
//// ////
|
| 5 |
|
|
//// This file is part of the usbhostslave opencores effort.
|
| 6 |
|
|
//// <http://www.opencores.org/cores//> ////
|
| 7 |
|
|
//// ////
|
| 8 |
|
|
//// Module Description: ////
|
| 9 |
|
|
//// USB global constants as defined by USB spec 1.1
|
| 10 |
|
|
////
|
| 11 |
|
|
//// ////
|
| 12 |
|
|
//// To Do: ////
|
| 13 |
|
|
////
|
| 14 |
|
|
//// ////
|
| 15 |
|
|
//// Author(s): ////
|
| 16 |
|
|
//// - Steve Fielding, sfielding@base2designs.com ////
|
| 17 |
|
|
//// ////
|
| 18 |
|
|
//////////////////////////////////////////////////////////////////////
|
| 19 |
|
|
//// ////
|
| 20 |
|
|
//// Copyright (C) 2004 Steve Fielding and OPENCORES.ORG ////
|
| 21 |
|
|
//// ////
|
| 22 |
|
|
//// This source file may be used and distributed without ////
|
| 23 |
|
|
//// restriction provided that this copyright statement is not ////
|
| 24 |
|
|
//// removed from the file and that any derivative work contains ////
|
| 25 |
|
|
//// the original copyright notice and the associated disclaimer. ////
|
| 26 |
|
|
//// ////
|
| 27 |
|
|
//// This source file is free software; you can redistribute it ////
|
| 28 |
|
|
//// and/or modify it under the terms of the GNU Lesser General ////
|
| 29 |
|
|
//// Public License as published by the Free Software Foundation; ////
|
| 30 |
|
|
//// either version 2.1 of the License, or (at your option) any ////
|
| 31 |
|
|
//// later version. ////
|
| 32 |
|
|
//// ////
|
| 33 |
|
|
//// This source is distributed in the hope that it will be ////
|
| 34 |
|
|
//// useful, but WITHOUT ANY WARRANTY; without even the implied ////
|
| 35 |
|
|
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR ////
|
| 36 |
|
|
//// PURPOSE. See the GNU Lesser General Public License for more ////
|
| 37 |
|
|
//// details. ////
|
| 38 |
|
|
//// ////
|
| 39 |
|
|
//// You should have received a copy of the GNU Lesser General ////
|
| 40 |
|
|
//// Public License along with this source; if not, download it ////
|
| 41 |
|
|
//// from <http://www.opencores.org/lgpl.shtml> ////
|
| 42 |
|
|
//// ////
|
| 43 |
|
|
//////////////////////////////////////////////////////////////////////
|
| 44 |
|
|
//
|
| 45 |
|
|
// $Id: usbConstants_h.v,v 1.1.1.1 2004-10-11 04:00:57 sfielding Exp $
|
| 46 |
|
|
//
|
| 47 |
|
|
// CVS Revision History
|
| 48 |
|
|
//
|
| 49 |
|
|
// $Log: not supported by cvs2svn $
|
| 50 |
|
|
//
|
| 51 |
|
|
|
| 52 |
|
|
//PIDTypes
|
| 53 |
|
|
`define OUT 4'h1
|
| 54 |
|
|
`define IN 4'h9
|
| 55 |
|
|
`define SOF 4'h5
|
| 56 |
|
|
`define SETUP 4'hd
|
| 57 |
|
|
`define DATA0 4'h3
|
| 58 |
|
|
`define DATA1 4'hb
|
| 59 |
|
|
`define ACK 4'h2
|
| 60 |
|
|
`define NAK 4'ha
|
| 61 |
|
|
`define STALL 4'he
|
| 62 |
|
|
`define PREAMBLE 4'hc
|
| 63 |
|
|
|
| 64 |
|
|
|
| 65 |
|
|
//PIDGroups
|
| 66 |
|
|
`define SPECIAL 2'b00
|
| 67 |
|
|
`define TOKEN 2'b01
|
| 68 |
|
|
`define HANDSHAKE 2'b10
|
| 69 |
|
|
`define DATA 2'b11
|
| 70 |
|
|
|
| 71 |
|
|
// start of packet SyncByte
|
| 72 |
|
|
`define SYNC_BYTE 8'h80
|
| 73 |
|
|
|
| 74 |
|
|
|
| 75 |
|
|
|
