/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <regex.h>
#include <devfsadm.h>
#include <stdio.h>
#include <strings.h>
#include <stdlib.h>
#include <limits.h>
#include <sys/privcmd_impl.h>
#include <sys/domcaps_impl.h>
#include <sys/balloon.h>
/*
* Handle miscellaneous children of xendev
*/
static int devxen(di_minor_t, di_node_t);
static int xdt(di_minor_t minor, di_node_t node);
static devfsadm_create_t xen_cbt[] = {
{ "xendev", DDI_PSEUDO, "xenbus",
TYPE_EXACT | DRV_EXACT, ILEVEL_0, devxen,
},
{ "xendev", DDI_PSEUDO, PRIVCMD_DRIVER_NAME,
TYPE_EXACT | DRV_EXACT, ILEVEL_0, devxen,
},
{ "xendev", DDI_PSEUDO, "evtchn",
TYPE_EXACT | DRV_EXACT, ILEVEL_0, devxen,
},
{ "xendev", DDI_PSEUDO, DOMCAPS_DRIVER_NAME,
TYPE_EXACT | DRV_EXACT, ILEVEL_0, devxen,
},
{ "xendev", DDI_PSEUDO, BALLOON_DRIVER_NAME,
TYPE_EXACT | DRV_EXACT, ILEVEL_0, devxen,
},
{ "pseudo", DDI_PSEUDO, "xdt",
TYPE_EXACT | DRV_EXACT, ILEVEL_0, xdt
},
};
DEVFSADM_CREATE_INIT_V0(xen_cbt);
static devfsadm_remove_t xen_remove_cbt[] = {
{ "xendev", "^" "xen/xenbus" "$", RM_ALWAYS | RM_PRE | RM_HOT,
ILEVEL_0, devfsadm_rm_all
},
{ "xendev", "^" PRIVCMD_PATHNAME "$", RM_ALWAYS | RM_PRE | RM_HOT,
ILEVEL_0, devfsadm_rm_all
},
{ "xendev", "^" "xen/evtchn" "$", RM_ALWAYS | RM_PRE | RM_HOT,
ILEVEL_0, devfsadm_rm_all
},
{ "xendev", "^" DOMCAPS_PATHNAME "$", RM_ALWAYS | RM_PRE | RM_HOT,
ILEVEL_0, devfsadm_rm_all
},
{ "xendev", "^" BALLOON_PATHNAME "$", RM_ALWAYS | RM_PRE | RM_HOT,
ILEVEL_0, devfsadm_rm_all
},
};
DEVFSADM_REMOVE_INIT_V0(xen_remove_cbt);
/*
* /dev/xen/<foo> -> /devices/xendev/<whatever>:<foo>
*/
static int
devxen(di_minor_t minor, di_node_t node)
{
char buf[256];
(void) snprintf(buf, sizeof (buf), "xen/%s", di_minor_name(minor));
(void) devfsadm_mklink(buf, node, minor, 0);
return (DEVFSADM_CONTINUE);
}
static int
xdt(di_minor_t minor, di_node_t node)
{
char *mname = di_minor_name(minor);
char path[MAXPATHLEN];
(void) snprintf(path, sizeof (path), "dtrace/provider/%s", mname);
(void) devfsadm_mklink(path, node, minor, 0);
return (DEVFSADM_CONTINUE);
}