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/* -*- c++ -*- */
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/* $Id: usb_requests.h 395 2011-07-17 22:02:55Z mueller $ */
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/*-----------------------------------------------------------------------------
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* USB request definitions
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*-----------------------------------------------------------------------------
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* Code taken from USRP2 firmware (GNU Radio Project), version 3.0.2,
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* Copyright 2003 Free Software Foundation, Inc.
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*-----------------------------------------------------------------------------
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* This code is part of usbjtag. usbjtag is free software; you can redistribute
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* it and/or modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the License,
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* or (at your option) any later version. usbjtag is distributed in the hope
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* that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details. You should have received a
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* copy of the GNU General Public License along with this program in the file
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* COPYING; if not, write to the Free Software Foundation, Inc., 51 Franklin
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* St, Fifth Floor, Boston, MA 02110-1301 USA
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*-----------------------------------------------------------------------------
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*/
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// Standard USB requests.
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// These are contained in end point 0 setup packets
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#ifndef _USB_REQUESTS_H_
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#define _USB_REQUESTS_H_
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// format of bmRequestType byte
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#define bmRT_DIR_MASK (0x1 << 7)
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#define bmRT_DIR_IN (1 << 7)
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#define bmRT_DIR_OUT (0 << 7)
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#define bmRT_TYPE_MASK (0x3 << 5)
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#define bmRT_TYPE_STD (0 << 5)
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#define bmRT_TYPE_CLASS (1 << 5)
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#define bmRT_TYPE_VENDOR (2 << 5)
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#define bmRT_TYPE_RESERVED (3 << 5)
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#define bmRT_RECIP_MASK (0x1f << 0)
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#define bmRT_RECIP_DEVICE (0 << 0)
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#define bmRT_RECIP_INTERFACE (1 << 0)
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#define bmRT_RECIP_ENDPOINT (2 << 0)
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#define bmRT_RECIP_OTHER (3 << 0)
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// standard request codes (bRequest)
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#define RQ_GET_STATUS 0
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#define RQ_CLEAR_FEATURE 1
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#define RQ_RESERVED_2 2
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#define RQ_SET_FEATURE 3
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#define RQ_RESERVED_4 4
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#define RQ_SET_ADDRESS 5
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#define RQ_GET_DESCR 6
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#define RQ_SET_DESCR 7
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#define RQ_GET_CONFIG 8
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#define RQ_SET_CONFIG 9
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#define RQ_GET_INTERFACE 10
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#define RQ_SET_INTERFACE 11
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#define RQ_SYNCH_FRAME 12
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// standard descriptor types
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#define DT_DEVICE 1
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#define DT_CONFIG 2
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#define DT_STRING 3
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#define DT_INTERFACE 4
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#define DT_ENDPOINT 5
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#define DT_DEVQUAL 6
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#define DT_OTHER_SPEED 7
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#define DT_INTERFACE_POWER 8
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// standard feature selectors
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#define FS_ENDPOINT_HALT 0 // recip: endpoint
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#define FS_DEV_REMOTE_WAKEUP 1 // recip: device
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#define FS_TEST_MODE 2 // recip: device
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// Get Status device attributes
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#define bmGSDA_SELF_POWERED 0x01
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#define bmGSDA_REM_WAKEUP 0x02
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#endif /* _USB_REQUESTS_H_ */
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