| ///////////////////////////////////////////////////////////////////// |
| //// //// |
| //// USB 1.1 function defines file //// |
| //// //// |
| //// //// |
| //// Author: Rudolf Usselmann //// |
| //// rudi@asics.ws //// |
| //// //// |
| //// //// |
| //// Downloaded from: http://www.opencores.org/cores/usb1_funct///// |
| //// //// |
| ///////////////////////////////////////////////////////////////////// |
| //// //// |
| //// 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. //// |
| //// //// |
| ///////////////////////////////////////////////////////////////////// |
| |
| // CVS Log |
| // |
| // $Id: usb1d_defines.v,v 1.3 2002-09-25 06:06:49 rudi Exp $ |
| // |
| // $Date: 2002-09-25 06:06:49 $ |
| // $Revision: 1.3 $ |
| // $Author: rudi $ |
| // $Locker: $ |
| // $State: Exp $ |
| // |
| // Change History: |
| // $Log: not supported by cvs2svn $ |
| // Revision 1.2 2002/09/20 11:46:54 rudi |
| // fixed a type 'define' was missing ... |
| // |
| // Revision 1.1.1.1 2002/09/19 12:07:40 rudi |
| // Initial Checkin |
| // |
| // |
| // |
| // |
| // |
| // |
| // |
| // |
| |
| |
| //`define USBF_DEBUG |
| //`define USBF_VERBOSE_DEBUG |
| |
| // Enable or disable Block Frames |
| //`define USB1_BF_ENABLE |
| |
| ///////////////////////////////////////////////////////////////////// |
| // |
| // Items below this point should NOT be modified by the end user |
| // UNLESS you know exactly what you are doing ! |
| // Modify at you own risk !!! |
| // |
| ///////////////////////////////////////////////////////////////////// |
| |
| `define ROM_SIZE0 7'd018 // Device Descriptor Length |
| `define ROM_SIZE1 7'd053 // Configuration Descriptor Length |
| `define ROM_SIZE2A 7'd004 // Language ID Descriptor Start Length |
| `define ROM_SIZE2B 7'd010 // String Descriptor Length |
| `define ROM_SIZE2C 7'd010 // for future use |
| `define ROM_SIZE2D 7'd010 // for future use |
| |
| `define ROM_START0 7'h00 // Device Descriptor Start Address |
| `define ROM_START1 7'h12 // Configuration Descriptor Start Address |
| `define ROM_START2A 7'h47 // Language ID Descriptor Start Address |
| `define ROM_START2B 7'h50 // String Descriptor Start Address |
| `define ROM_START2C 7'h60 // for future use |
| `define ROM_START2D 7'h70 // for future use |
| |
| // Endpoint Configuration Constants |
| `define IN 14'b00_001_000000000 |
| `define OUT 14'b00_010_000000000 |
| `define CTRL 14'b10_100_000000000 |
| `define ISO 14'b01_000_000000000 |
| `define BULK 14'b10_000_000000000 |
| `define INT 14'b00_000_000000000 |
| |
| // PID Encodings |
| `define USBF_T_PID_OUT 4'b0001 |
| `define USBF_T_PID_IN 4'b1001 |
| `define USBF_T_PID_SOF 4'b0101 |
| `define USBF_T_PID_SETUP 4'b1101 |
| `define USBF_T_PID_DATA0 4'b0011 |
| `define USBF_T_PID_DATA1 4'b1011 |
| `define USBF_T_PID_DATA2 4'b0111 |
| `define USBF_T_PID_MDATA 4'b1111 |
| `define USBF_T_PID_ACK 4'b0010 |
| `define USBF_T_PID_NACK 4'b1010 |
| `define USBF_T_PID_STALL 4'b1110 |
| `define USBF_T_PID_NYET 4'b0110 |
| `define USBF_T_PID_PRE 4'b1100 |
| `define USBF_T_PID_ERR 4'b1100 |
| `define USBF_T_PID_SPLIT 4'b1000 |
| `define USBF_T_PID_PING 4'b0100 |
| `define USBF_T_PID_RES 4'b0000 |
| |
| // 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 5'h16 |
| |
| // 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 8'd36 |
| `define USBF_RX_ACK_TO_VAL_FS 8'd200 |
| |
| // 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 8'd36 |
| `define USBF_TX_DATA_TO_VAL_FS 8'd200 |
