diff options
Diffstat (limited to 'sys/dev/usb/usb_debug.h')
| -rw-r--r-- | sys/dev/usb/usb_debug.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/sys/dev/usb/usb_debug.h b/sys/dev/usb/usb_debug.h new file mode 100644 index 0000000..92dcbd5 --- /dev/null +++ b/sys/dev/usb/usb_debug.h @@ -0,0 +1,70 @@ +/* $FreeBSD$ */ +/*- + * 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. + */ + +/* This file contains various factored out debug macros. */ + +#ifndef _USB2_DEBUG_H_ +#define _USB2_DEBUG_H_ + +/* Declare parent SYSCTL USB node. */ +SYSCTL_DECL(_hw_usb2); + +/* Declare global USB debug variable. */ +extern int usb2_debug; + +/* Force debugging until further */ +#ifndef USB_DEBUG +#define USB_DEBUG 1 +#endif + +/* Check if USB debugging is enabled. */ +#ifdef USB_DEBUG_VAR +#if (USB_DEBUG != 0) +#define DPRINTFN(n,fmt,...) do { \ + if ((USB_DEBUG_VAR) >= (n)) { \ + printf("%s:%u: " fmt, \ + __FUNCTION__, __LINE__,## __VA_ARGS__); \ + } \ +} while (0) +#define DPRINTF(...) DPRINTFN(1, __VA_ARGS__) +#else +#define DPRINTF(...) do { } while (0) +#define DPRINTFN(...) do { } while (0) +#endif +#endif + +struct usb2_interface; +struct usb2_device; +struct usb2_pipe; +struct usb2_xfer; + +void usb2_dump_iface(struct usb2_interface *iface); +void usb2_dump_device(struct usb2_device *udev); +void usb2_dump_queue(struct usb2_pipe *pipe); +void usb2_dump_pipe(struct usb2_pipe *pipe); +void usb2_dump_xfer(struct usb2_xfer *xfer); + +#endif /* _USB2_DEBUG_H_ */ |
