83b9f69755
Both operands of an operator in the arithmetic conversions performed shall have the same essential type category. Changes are related to converting the integer constants to the unsigned integer constants Signed-off-by: Aastha Grover <aastha.grover@intel.com>
90 lines
3.3 KiB
C
90 lines
3.3 KiB
C
/*
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* LPCUSB, an USB device driver for LPC microcontrollers
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* Copyright (C) 2006 Bertrik Sikken (bertrik@sikken.nl)
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* Copyright (c) 2016 Intel Corporation
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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* @file
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* @brief standard USB packet structures and defines
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*
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* This file contains structures and defines of the standard USB packets
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*/
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#ifndef ZEPHYR_INCLUDE_USB_USBSTRUCT_H_
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#define ZEPHYR_INCLUDE_USB_USBSTRUCT_H_
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#define REQTYPE_GET_DIR(x) (((x)>>7)&0x01)
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#define REQTYPE_GET_TYPE(x) (((x)>>5)&0x03U)
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#define REQTYPE_GET_RECIP(x) ((x)&0x1F)
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#define REQTYPE_DIR_TO_DEVICE 0
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#define REQTYPE_DIR_TO_HOST 1
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#define REQTYPE_TYPE_STANDARD 0
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#define REQTYPE_TYPE_CLASS 1
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#define REQTYPE_TYPE_VENDOR 2
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#define REQTYPE_TYPE_RESERVED 3
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#define REQTYPE_RECIP_DEVICE 0
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#define REQTYPE_RECIP_INTERFACE 1
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#define REQTYPE_RECIP_ENDPOINT 2
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#define REQTYPE_RECIP_OTHER 3
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/* standard requests */
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#define REQ_GET_STATUS 0x00
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#define REQ_CLEAR_FEATURE 0x01
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#define REQ_SET_FEATURE 0x03
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#define REQ_SET_ADDRESS 0x05
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#define REQ_GET_DESCRIPTOR 0x06
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#define REQ_SET_DESCRIPTOR 0x07
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#define REQ_GET_CONFIGURATION 0x08
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#define REQ_SET_CONFIGURATION 0x09
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#define REQ_GET_INTERFACE 0x0A
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#define REQ_SET_INTERFACE 0x0B
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#define REQ_SYNCH_FRAME 0x0C
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/* feature selectors */
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#define FEA_ENDPOINT_HALT 0x00
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#define FEA_REMOTE_WAKEUP 0x01
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#define FEA_TEST_MODE 0x02
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#define DEVICE_STATUS_SELF_POWERED 0x01
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#define DEVICE_STATUS_REMOTE_WAKEUP 0x02
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/*
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* USB descriptors
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*/
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/** USB descriptor header */
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struct usb_desc_header {
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uint8_t bLength; /**< descriptor length */
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uint8_t bDescriptorType; /**< descriptor type */
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};
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#define GET_DESC_TYPE(x) (((x)>>8)&0xFFU)
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#define GET_DESC_INDEX(x) ((x)&0xFFU)
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#endif /* ZEPHYR_INCLUDE_USB_USBSTRUCT_H_ */
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