NetBSD/sys/arch/xen/include/xbdvar.h
2005-12-11 12:16:03 +00:00

60 lines
2.4 KiB
C

/* $NetBSD: xbdvar.h,v 1.8 2005/12/11 12:19:48 christos Exp $ */
/*
*
* Copyright (c) 2004 Christian Limpach.
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Christian Limpach.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
*/
#ifndef _XEN_XBDVAR_H_
#define _XEN_XBDVAR_H_
struct xbd_softc {
struct device sc_dev; /* base device glue */
struct dk_softc sc_dksc; /* generic disk interface */
unsigned long sc_xd_device; /* cookie identifying device */
struct dk_intf *sc_di; /* pseudo-disk interface */
struct simplelock sc_slock; /* our lock */
int sc_shutdown; /* about to be removed */
#if NRND > 0
rndsource_element_t sc_rnd_source;
#endif
};
struct xbd_attach_args {
const char *xa_device;
vdisk_t *xa_xd;
struct dk_intf *xa_dkintf;
struct sysctlnode *xa_diskcookies;
};
int xbd_scan(struct device *, struct xbd_attach_args *, cfprint_t);
#endif /* _XEN_XBDVAR_H_ */