| 1 | /* -*- c++ -*- */
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| 2 | /*-----------------------------------------------------------------------------
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| 3 | * Common USB code for FX2
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| 4 | *-----------------------------------------------------------------------------
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| 5 | * Code taken from USRP2 firmware (GNU Radio Project), version 3.0.2,
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| 6 | * Copyright 2003 Free Software Foundation, Inc.
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| 7 | *-----------------------------------------------------------------------------
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| 8 | * This code is part of usbjtag. usbjtag is free software; you can redistribute
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| 9 | * it and/or modify it under the terms of the GNU General Public License as
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| 10 | * published by the Free Software Foundation; either version 2 of the License,
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| 11 | * or (at your option) any later version. usbjtag is distributed in the hope
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| 12 | * that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
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| 13 | * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | * GNU General Public License for more details. You should have received a
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| 15 | * copy of the GNU General Public License along with this program in the file
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| 16 | * COPYING; if not, write to the Free Software Foundation, Inc., 51 Franklin
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| 17 | * St, Fifth Floor, Boston, MA 02110-1301 USA
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| 18 | *-----------------------------------------------------------------------------
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| 19 | */
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| 20 |
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| 21 | #ifndef _USB_COMMON_H_
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| 22 | #define _USB_COMMON_H_
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| 23 |
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| 24 | #define bRequestType SETUPDAT[0]
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| 25 | #define bRequest SETUPDAT[1]
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| 26 | #define wValueL SETUPDAT[2]
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| 27 | #define wValueH SETUPDAT[3]
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| 28 | #define wIndexL SETUPDAT[4]
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| 29 | #define wIndexH SETUPDAT[5]
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| 30 | #define wLengthL SETUPDAT[6]
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| 31 | #define wLengthH SETUPDAT[7]
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| 32 |
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| 33 | #define MSB(x) (((unsigned short) x) >> 8)
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| 34 | #define LSB(x) (((unsigned short) x) & 0xff)
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| 35 |
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| 36 | extern volatile bit _usb_got_SUDAV;
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| 37 |
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| 38 | // Provided by user application to report device status.
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| 39 | // returns non-zero if it handled the command.
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| 40 | unsigned char app_get_status (void);
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| 41 | // Provided by user application to handle VENDOR commands.
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| 42 | // returns non-zero if it handled the command.
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| 43 | unsigned char app_vendor_cmd (void);
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| 44 |
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| 45 | void usb_install_handlers (void);
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| 46 | void usb_handle_setup_packet (void);
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| 47 |
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| 48 | #define usb_setup_packet_avail() _usb_got_SUDAV
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| 49 |
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| 50 | #endif /* _USB_COMMON_H_ */
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