843e19887f64dde75055cf8842fc4db2171eff45johnlev/*
843e19887f64dde75055cf8842fc4db2171eff45johnlev * CDDL HEADER START
843e19887f64dde75055cf8842fc4db2171eff45johnlev *
843e19887f64dde75055cf8842fc4db2171eff45johnlev * The contents of this file are subject to the terms of the
843e19887f64dde75055cf8842fc4db2171eff45johnlev * Common Development and Distribution License (the "License").
843e19887f64dde75055cf8842fc4db2171eff45johnlev * You may not use this file except in compliance with the License.
843e19887f64dde75055cf8842fc4db2171eff45johnlev *
843e19887f64dde75055cf8842fc4db2171eff45johnlev * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
843e19887f64dde75055cf8842fc4db2171eff45johnlev * or http://www.opensolaris.org/os/licensing.
843e19887f64dde75055cf8842fc4db2171eff45johnlev * See the License for the specific language governing permissions
843e19887f64dde75055cf8842fc4db2171eff45johnlev * and limitations under the License.
843e19887f64dde75055cf8842fc4db2171eff45johnlev *
843e19887f64dde75055cf8842fc4db2171eff45johnlev * When distributing Covered Code, include this CDDL HEADER in each
843e19887f64dde75055cf8842fc4db2171eff45johnlev * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
843e19887f64dde75055cf8842fc4db2171eff45johnlev * If applicable, add the following below this CDDL HEADER, with the
843e19887f64dde75055cf8842fc4db2171eff45johnlev * fields enclosed by brackets "[]" replaced with your own identifying
843e19887f64dde75055cf8842fc4db2171eff45johnlev * information: Portions Copyright [yyyy] [name of copyright owner]
843e19887f64dde75055cf8842fc4db2171eff45johnlev *
843e19887f64dde75055cf8842fc4db2171eff45johnlev * CDDL HEADER END
843e19887f64dde75055cf8842fc4db2171eff45johnlev */
843e19887f64dde75055cf8842fc4db2171eff45johnlev/*
c7158ae983f5a04c4a998f468ecefba6d23ba721tariq * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
843e19887f64dde75055cf8842fc4db2171eff45johnlev * Use is subject to license terms.
843e19887f64dde75055cf8842fc4db2171eff45johnlev */
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlev#pragma ident "%Z%%M% %I% %E% SMI"
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlev#include <regex.h>
843e19887f64dde75055cf8842fc4db2171eff45johnlev#include <devfsadm.h>
843e19887f64dde75055cf8842fc4db2171eff45johnlev#include <stdio.h>
843e19887f64dde75055cf8842fc4db2171eff45johnlev#include <strings.h>
843e19887f64dde75055cf8842fc4db2171eff45johnlev#include <stdlib.h>
843e19887f64dde75055cf8842fc4db2171eff45johnlev#include <limits.h>
843e19887f64dde75055cf8842fc4db2171eff45johnlev#include <sys/privcmd_impl.h>
843e19887f64dde75055cf8842fc4db2171eff45johnlev#include <sys/domcaps_impl.h>
843e19887f64dde75055cf8842fc4db2171eff45johnlev#include <sys/balloon.h>
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlev/*
843e19887f64dde75055cf8842fc4db2171eff45johnlev * Handle miscellaneous children of xendev
843e19887f64dde75055cf8842fc4db2171eff45johnlev */
843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic int devxen(di_minor_t, di_node_t);
c7158ae983f5a04c4a998f468ecefba6d23ba721tariqstatic int xdt(di_minor_t minor, di_node_t node);
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic devfsadm_create_t xen_cbt[] = {
843e19887f64dde75055cf8842fc4db2171eff45johnlev { "xendev", DDI_PSEUDO, "xenbus",
843e19887f64dde75055cf8842fc4db2171eff45johnlev TYPE_EXACT | DRV_EXACT, ILEVEL_0, devxen,
843e19887f64dde75055cf8842fc4db2171eff45johnlev },
843e19887f64dde75055cf8842fc4db2171eff45johnlev { "xendev", DDI_PSEUDO, PRIVCMD_DRIVER_NAME,
843e19887f64dde75055cf8842fc4db2171eff45johnlev TYPE_EXACT | DRV_EXACT, ILEVEL_0, devxen,
843e19887f64dde75055cf8842fc4db2171eff45johnlev },
843e19887f64dde75055cf8842fc4db2171eff45johnlev { "xendev", DDI_PSEUDO, "evtchn",
843e19887f64dde75055cf8842fc4db2171eff45johnlev TYPE_EXACT | DRV_EXACT, ILEVEL_0, devxen,
843e19887f64dde75055cf8842fc4db2171eff45johnlev },
843e19887f64dde75055cf8842fc4db2171eff45johnlev { "xendev", DDI_PSEUDO, DOMCAPS_DRIVER_NAME,
843e19887f64dde75055cf8842fc4db2171eff45johnlev TYPE_EXACT | DRV_EXACT, ILEVEL_0, devxen,
843e19887f64dde75055cf8842fc4db2171eff45johnlev },
843e19887f64dde75055cf8842fc4db2171eff45johnlev { "xendev", DDI_PSEUDO, BALLOON_DRIVER_NAME,
843e19887f64dde75055cf8842fc4db2171eff45johnlev TYPE_EXACT | DRV_EXACT, ILEVEL_0, devxen,
843e19887f64dde75055cf8842fc4db2171eff45johnlev },
c7158ae983f5a04c4a998f468ecefba6d23ba721tariq { "pseudo", DDI_PSEUDO, "xdt",
c7158ae983f5a04c4a998f468ecefba6d23ba721tariq TYPE_EXACT | DRV_EXACT, ILEVEL_0, xdt
c7158ae983f5a04c4a998f468ecefba6d23ba721tariq },
843e19887f64dde75055cf8842fc4db2171eff45johnlev};
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlevDEVFSADM_CREATE_INIT_V0(xen_cbt);
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic devfsadm_remove_t xen_remove_cbt[] = {
843e19887f64dde75055cf8842fc4db2171eff45johnlev { "xendev", "^" "xen/xenbus" "$", RM_ALWAYS | RM_PRE | RM_HOT,
843e19887f64dde75055cf8842fc4db2171eff45johnlev ILEVEL_0, devfsadm_rm_all
843e19887f64dde75055cf8842fc4db2171eff45johnlev },
843e19887f64dde75055cf8842fc4db2171eff45johnlev { "xendev", "^" PRIVCMD_PATHNAME "$", RM_ALWAYS | RM_PRE | RM_HOT,
843e19887f64dde75055cf8842fc4db2171eff45johnlev ILEVEL_0, devfsadm_rm_all
843e19887f64dde75055cf8842fc4db2171eff45johnlev },
843e19887f64dde75055cf8842fc4db2171eff45johnlev { "xendev", "^" "xen/evtchn" "$", RM_ALWAYS | RM_PRE | RM_HOT,
843e19887f64dde75055cf8842fc4db2171eff45johnlev ILEVEL_0, devfsadm_rm_all
843e19887f64dde75055cf8842fc4db2171eff45johnlev },
843e19887f64dde75055cf8842fc4db2171eff45johnlev { "xendev", "^" DOMCAPS_PATHNAME "$", RM_ALWAYS | RM_PRE | RM_HOT,
843e19887f64dde75055cf8842fc4db2171eff45johnlev ILEVEL_0, devfsadm_rm_all
843e19887f64dde75055cf8842fc4db2171eff45johnlev },
843e19887f64dde75055cf8842fc4db2171eff45johnlev { "xendev", "^" BALLOON_PATHNAME "$", RM_ALWAYS | RM_PRE | RM_HOT,
843e19887f64dde75055cf8842fc4db2171eff45johnlev ILEVEL_0, devfsadm_rm_all
843e19887f64dde75055cf8842fc4db2171eff45johnlev },
843e19887f64dde75055cf8842fc4db2171eff45johnlev};
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlevDEVFSADM_REMOVE_INIT_V0(xen_remove_cbt);
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlev/*
843e19887f64dde75055cf8842fc4db2171eff45johnlev * /dev/xen/<foo> -> /devices/xendev/<whatever>:<foo>
843e19887f64dde75055cf8842fc4db2171eff45johnlev */
843e19887f64dde75055cf8842fc4db2171eff45johnlevstatic int
843e19887f64dde75055cf8842fc4db2171eff45johnlevdevxen(di_minor_t minor, di_node_t node)
843e19887f64dde75055cf8842fc4db2171eff45johnlev{
843e19887f64dde75055cf8842fc4db2171eff45johnlev char buf[256];
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlev (void) snprintf(buf, sizeof (buf), "xen/%s", di_minor_name(minor));
843e19887f64dde75055cf8842fc4db2171eff45johnlev (void) devfsadm_mklink(buf, node, minor, 0);
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlev return (DEVFSADM_CONTINUE);
843e19887f64dde75055cf8842fc4db2171eff45johnlev}
c7158ae983f5a04c4a998f468ecefba6d23ba721tariq
c7158ae983f5a04c4a998f468ecefba6d23ba721tariqstatic int
c7158ae983f5a04c4a998f468ecefba6d23ba721tariqxdt(di_minor_t minor, di_node_t node)
c7158ae983f5a04c4a998f468ecefba6d23ba721tariq{
c7158ae983f5a04c4a998f468ecefba6d23ba721tariq char *mname = di_minor_name(minor);
c7158ae983f5a04c4a998f468ecefba6d23ba721tariq char path[MAXPATHLEN];
c7158ae983f5a04c4a998f468ecefba6d23ba721tariq
c7158ae983f5a04c4a998f468ecefba6d23ba721tariq (void) snprintf(path, sizeof (path), "dtrace/provider/%s", mname);
c7158ae983f5a04c4a998f468ecefba6d23ba721tariq (void) devfsadm_mklink(path, node, minor, 0);
c7158ae983f5a04c4a998f468ecefba6d23ba721tariq
c7158ae983f5a04c4a998f468ecefba6d23ba721tariq return (DEVFSADM_CONTINUE);
c7158ae983f5a04c4a998f468ecefba6d23ba721tariq}