freebsd-dev/sys/dev/usb/usb_freebsd.h
Hans Petter Selasky 99f017d21b Add more sanity checks for USB_HOST_ALIGN input values. Re-factor existing
checks for readability.

Approved by:	thompsa (mentor)
2011-01-24 17:38:37 +00:00

78 lines
2.9 KiB
C

/* $FreeBSD$ */
/*-
* Copyright (c) 2008 Hans Petter Selasky. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/*
* Including this file is mandatory for all USB related c-files in the kernel.
*/
#ifndef _USB_FREEBSD_H_
#define _USB_FREEBSD_H_
/* Default USB configuration */
#define USB_HAVE_UGEN 1
#define USB_HAVE_DEVCTL 1
#define USB_HAVE_BUSDMA 1
#define USB_HAVE_COMPAT_LINUX 1
#define USB_HAVE_USER_IO 1
#define USB_HAVE_MBUF 1
#define USB_HAVE_TT_SUPPORT 1
#define USB_HAVE_POWERD 1
#define USB_HAVE_MSCTEST 1
#define USB_HAVE_PF 1
#define USB_TD_GET_PROC(td) (td)->td_proc
#define USB_PROC_GET_GID(td) (td)->p_pgid
#if (!defined(USB_HOST_ALIGN)) || (USB_HOST_ALIGN <= 0)
/* Use default value. */
#undef USB_HOST_ALIGN
#define USB_HOST_ALIGN 8 /* bytes, must be power of two */
#endif
/* Sanity check for USB_HOST_ALIGN: Verify power of two. */
#if ((-USB_HOST_ALIGN) & USB_HOST_ALIGN) != USB_HOST_ALIGN
#error "USB_HOST_ALIGN is not power of two."
#endif
#define USB_FS_ISOC_UFRAME_MAX 4 /* exclusive unit */
#define USB_BUS_MAX 256 /* units */
#define USB_MAX_DEVICES 128 /* units */
#define USB_IFACE_MAX 32 /* units */
#define USB_FIFO_MAX 128 /* units */
#define USB_MAX_FS_ISOC_FRAMES_PER_XFER (120) /* units */
#define USB_MAX_HS_ISOC_FRAMES_PER_XFER (8*120) /* units */
#define USB_HUB_MAX_DEPTH 5
#define USB_EP0_BUFSIZE 1024 /* bytes */
typedef uint32_t usb_timeout_t; /* milliseconds */
typedef uint32_t usb_frlength_t; /* bytes */
typedef uint32_t usb_frcount_t; /* units */
typedef uint32_t usb_size_t; /* bytes */
typedef uint32_t usb_ticks_t; /* system defined */
typedef uint16_t usb_power_mask_t; /* see "USB_HW_POWER_XXX" */
#endif /* _USB_FREEBSD_H_ */