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104f811e67
This unifies all the EC header files to use __CROS_EC_FILENAME_H as the include guard. Well, except for test/ util/ and extra/ which use __TEST_ __UTIL_ and __EXTRA_ prefixes respectively. BUG=chromium:496895 BRANCH=none TEST=make buildall -j Signed-off-by: Bill Richardson <wfrichar@chromium.org> Change-Id: Iea71b3a08bdec94a11239de810a2b2e152b15029 Reviewed-on: https://chromium-review.googlesource.com/278121 Reviewed-by: Randall Spangler <rspangler@chromium.org>
55 lines
1.4 KiB
C
55 lines
1.4 KiB
C
/* Copyright (c) 2014 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*
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* USB billboard definitions.
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*/
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#ifndef __CROS_EC_USB_BB_H
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#define __CROS_EC_USB_BB_H
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/* per Billboard Device Class Spec Revision 1.0 */
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/* device descriptor fields */
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#define USB_BB_BCDUSB_MIN 0x0201 /* v2.01 minimum */
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#define USB_BB_SUBCLASS 0x00
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#define USB_BB_PROTOCOL 0x00
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#define USB_BB_EP0_PACKET_SIZE 8
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#define USB_BB_CAP_DESC_TYPE 0x0d
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#define USB_BB_CAPS_SVID_SIZE 4
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struct usb_bb_caps_svid_descriptor {
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uint16_t wSVID;
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uint8_t bAlternateMode;
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uint8_t iAlternateModeString;
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} __packed;
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#define USB_BB_CAPS_BASE_SIZE 44
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struct usb_bb_caps_base_descriptor {
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uint8_t bLength;
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uint8_t bDescriptorType;
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uint8_t bDevCapabilityType;
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uint8_t iAdditionalInfoURL;
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uint8_t bNumberOfAlternateModes;
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uint8_t bPreferredAlternateMode;
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uint16_t VconnPower;
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uint8_t bmConfigured[32]; /* 2b per SVID w/ 128 SVIDs allowed. */
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uint32_t bReserved; /* SBZ */
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} __packed;
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#define USB_BB_VCONN_PWRON(x) (x << 15)
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#define USB_BB_VCONN_PWR_1W 0
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#define USB_BB_VCONN_PWR_1p5W 1
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#define USB_BB_VCONN_PWR_2W 2
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#define USB_BB_VCONN_PWR_3W 3
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#define USB_BB_VCONN_PWR_4W 4
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#define USB_BB_VCONN_PWR_5W 5
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#define USB_BB_VCONN_PWR_6W 6
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/* Note, 7W (111b) is reserved */
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#endif /* __CROS_EC_USB_BB_H */
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