3 * Copyright 2003 Free Software Foundation, Inc.
5 * This file is part of GNU Radio
7 * GNU Radio is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2, or (at your option)
12 * GNU Radio is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with GNU Radio; see the file COPYING. If not, write to
19 * the Free Software Foundation, Inc., 51 Franklin Street,
20 * Boston, MA 02110-1301, USA.
23 #ifndef _USRP_INTERFACES_H_
24 #define _USRP_INTERFACES_H_
27 * We've now split the USRP into 3 separate interfaces.
29 * Interface 0 contains only ep0 and is used for command and status.
30 * Interface 1 is the Tx path and it uses ep2 OUT BULK.
31 * Interface 2 is the Rx path and it uses ep6 IN BULK.
34 #define USRP_CMD_INTERFACE 0
35 #define USRP_CMD_ALTINTERFACE 0
36 #define USRP_CMD_ENDPOINT 0
38 #define USRP_TX_INTERFACE 1
39 #define USRP_TX_ALTINTERFACE 0
40 #define USRP_TX_ENDPOINT 2 // streaming data from host to FPGA
42 #define USRP_RX_INTERFACE 2
43 #define USRP_RX_ALTINTERFACE 0
44 #define USRP_RX_ENDPOINT 6 // streaming data from FPGA to host
47 #endif /* _USRP_INTERFACES_H_ */