ab42e8b2df
- Move tunable defines into usb_core.h and dependancy towards usb_defs.h - Leave hardcoded defines in "usb_defs.h". - Allow overriding all tunable defines. - Add more customisable typedefs. - Correct maximum device number. Submitted by: Hans Petter Selasky
62 lines
2.3 KiB
C
62 lines
2.3 KiB
C
/* $FreeBSD$ */
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/*-
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* Copyright (c) 2008 Hans Petter Selasky. All rights reserved.
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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
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* are met:
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _USB2_DEFS_H_
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#define _USB2_DEFS_H_
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/* Definition of some hardcoded USB constants. */
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#define USB_MAX_IPACKET 8 /* initial USB packet size */
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#define USB_EP_MAX (2*16) /* hardcoded */
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#define USB_ROOT_HUB_ADDR 1 /* index */
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#define USB_MIN_DEVICES 2 /* unused + root HUB */
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#define USB_UNCONFIG_INDEX 0xFF /* internal use only */
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#define USB_IFACE_INDEX_ANY 0xFF /* internal use only */
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#define USB_START_ADDR 0 /* default USB device BUS address
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* after USB bus reset */
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#define USB_CONTROL_ENDPOINT 0 /* default control endpoint */
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#define USB_FRAMES_PER_SECOND_FS 1000 /* full speed */
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#define USB_FRAMES_PER_SECOND_HS 8000 /* high speed */
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#define USB_FS_BYTES_PER_HS_UFRAME 188 /* bytes */
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#define USB_HS_MICRO_FRAMES_MAX 8 /* units */
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#define USB_ISOC_TIME_MAX 128 /* ms */
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/* sanity checks */
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#if (USB_ROOT_HUB_ADDR >= USB_MIN_DEVICES)
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#error "The root hub address must be less than USB_MIN_DEVICES."
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#endif
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#endif /* _USB2_DEFS_H_ */
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