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/////////////////////////////////////////////////////////////////////

////                                                             ////

////  USB DEFINES                                                ////

////                                                             ////

////  SystemC Version: usb_defines.h                             ////

////  Author: Alfredo Luiz Foltran Fialho                        ////

////          alfoltran@ig.com.br                                ////

////                                                             ////

////                                                             ////

/////////////////////////////////////////////////////////////////////

////                                                             ////

//// Verilog Version: usb1_defines.v                             ////

//// Copyright (C) 2000-2002 Rudolf Usselmann                    ////

////                         www.asics.ws                        ////

////                         rudi@asics.ws                       ////

////                                                             ////

//// 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 SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY     ////

//// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED   ////

//// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS   ////

//// FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL THE AUTHOR      ////

//// OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,         ////

//// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES    ////

//// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE   ////

//// GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR        ////

//// BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF  ////

//// LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT  ////

//// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT  ////

//// OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE         ////

//// POSSIBILITY OF SUCH DAMAGE.                                 ////

////                                                             ////

/////////////////////////////////////////////////////////////////////

#ifndef USB_DEFINES_H

#define USB_DEFINES_H

//#define USBF_VERBOSE_DEBUG

// Device Descriptor Length

#define ROM_SIZE0       18

// Configuration Descriptor Length

#define ROM_SIZE1       60

// Language ID Descriptor Start Length

#define ROM_SIZE2A      8

// String 1 Descriptor Length

#define ROM_SIZE2B      26

// String 2 Descriptor Length

#define ROM_SIZE2C      28

// String 3 Descriptor Length

#define ROM_SIZE2D      54

// Device Descriptor Start Address

#define ROM_START0      0x00

// Configuration Descriptor Start Address

#define ROM_START1      0x12

// Language ID Descriptor Start Address

#define ROM_START2A     0x4e

// String 1 Descriptor Start Address

#define ROM_START2B     0x56

// String 2 Descriptor Start Address

#define ROM_START2C     0x70

// String 3 Descriptor Start Address

#define ROM_START2D     0x8c

// Endpoint Configuration Constants

#define IN              0x0200

#define OUT             0x0400

#define CTRL    0x2800

#define ISO             0x1000

#define BULK    0x2000

#define INT             0x0000

// PID Encodings

#define USBF_T_PID_OUT          0x1

#define USBF_T_PID_IN           0x9

#define USBF_T_PID_SOF          0x5

#define USBF_T_PID_SETUP        0xd

#define USBF_T_PID_DATA0        0x3

#define USBF_T_PID_DATA1        0xb

#define USBF_T_PID_DATA2        0x7

#define USBF_T_PID_MDATA        0xf

#define USBF_T_PID_ACK          0x2

#define USBF_T_PID_NACK         0xa

#define USBF_T_PID_STALL        0xe

#define USBF_T_PID_NYET         0x6

#define USBF_T_PID_PRE          0xc

#define USBF_T_PID_ERR          0xc

#define USBF_T_PID_SPLIT        0x8

#define USBF_T_PID_PING         0x4

#define USBF_T_PID_RES          0x0

// The HMS_DEL is a constant for the "Half Micro Second"

// Clock pulse generator. This constant specifies how many

// Phy clocks there are between two hms_clock pulses. This

// constant plus 2 represents the actual delay.

// Example: For a 60 Mhz (16.667 nS period) Phy Clock, the

// delay must be 30 phy clock: 500ns / 16.667nS = 30 clocks

#define USBF_HMS_DEL            0x16

// After sending Data in response to an IN token from host, the

// host must reply with an ack. The host has 622nS in Full Speed

// mode and 400nS in High Speed mode to reply. RX_ACK_TO_VAL_FS

// and RX_ACK_TO_VAL_HS are the numbers of UTMI clock cycles

// minus 2 for Full and High Speed modes.

// #define USBF_RX_ACK_TO_VAL_FS        36

#define USBF_RX_ACK_TO_VAL_FS   200

// After sending a OUT token the host must send a data packet.

// The host has 622nS in Full Speed mode and 400nS in High Speed

// mode to send the data packet.

// TX_DATA_TO_VAL_FS and TX_DATA_TO_VAL_HS are is the numbers of

// UTMI clock cycles minus 2.

// #define USBF_TX_DATA_TO_VAL_FS       36

#define USBF_TX_DATA_TO_VAL_FS  200

#endif