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diff --git a/sys/dev/isci/scil/sci_controller_constants.h b/sys/dev/isci/scil/sci_controller_constants.h
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+/*-
+ * This file is provided under a dual BSD/GPLv2 license.  When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * GPL LICENSE SUMMARY
+ *
+ * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ * The full GNU General Public License is included in this distribution
+ * in the file called LICENSE.GPL.
+ *
+ * BSD LICENSE
+ *
+ * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *   * Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *   * 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 COPYRIGHT HOLDERS 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 COPYRIGHT
+ * OWNER 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.
+ *
+ * $FreeBSD$
+ */
+#ifndef _SCI_CONTROLLER_CONSTANTS_H_
+#define _SCI_CONTROLLER_CONSTANTS_H_
+
+/**
+ * @file
+ *
+ * @brief This file contains constant values that change based on the type
+ *        of core or framework being managed.  These constants are exported
+ *        in order to provide the user with information as to the bounds
+ *        (i.e. how many) of specific objects.
+ */
+
+#ifdef __cplusplus
+extern "C" {
+#endif // __cplusplus
+
+#ifdef SCIC_SDS_4_ENABLED
+
+#ifndef SCI_MAX_PHYS
+/**
+ * This constant defines the maximum number of phy objects that can be
+ * supported for the SCU Driver Standard (SDS) library.  This is tied
+ * directly to silicon capabilities.
+ */
+#define SCI_MAX_PHYS  (4)
+#endif
+
+#ifndef SCI_MAX_PORTS
+/**
+ * This constant defines the maximum number of port objects that can be
+ * supported for the SCU Driver Standard (SDS) library.  This is tied
+ * directly to silicon capabilities.
+ */
+#define SCI_MAX_PORTS SCI_MAX_PHYS
+#endif
+
+#ifndef SCI_MIN_SMP_PHYS
+/**
+ * This constant defines the minimum number of SMP phy objects that
+ * can be supported for a single expander level.
+ * This was determined by using 36 physical phys and room for 2 virtual
+ * phys.
+ */
+#define SCI_MIN_SMP_PHYS  (38)
+#endif
+
+#ifndef SCI_MAX_SMP_PHYS
+/**
+ * This constant defines the maximum number of SMP phy objects that
+ * can be supported for the SCU Driver Standard (SDS) library.
+ * This number can be increased if required.
+ */
+#define SCI_MAX_SMP_PHYS  (384)
+#endif
+
+#ifndef SCI_MAX_REMOTE_DEVICES
+/**
+ * This constant defines the maximum number of remote device objects that
+ * can be supported for the SCU Driver Standard (SDS) library.  This is tied
+ * directly to silicon capabilities.
+ */
+#define SCI_MAX_REMOTE_DEVICES (256)
+#endif
+
+#ifndef SCI_MIN_REMOTE_DEVICES
+/**
+ * This constant defines the minimum number of remote device objects that
+ * can be supported for the SCU Driver Standard (SDS) library.  This # can
+ * be configured for minimum memory environments to any value less than
+ * SCI_MAX_REMOTE_DEVICES
+ */
+#define SCI_MIN_REMOTE_DEVICES (16)
+#endif
+
+#ifndef SCI_MAX_IO_REQUESTS
+/**
+ * This constant defines the maximum number of IO request objects that
+ * can be supported for the SCU Driver Standard (SDS) library.  This is tied
+ * directly to silicon capabilities.
+ */
+#define SCI_MAX_IO_REQUESTS (256)
+#endif
+
+#ifndef SCI_MIN_IO_REQUESTS
+/**
+ * This constant defines the minimum number of IO request objects that
+ * can be supported for the SCU Driver Standard (SDS) library.  This #
+ * can be configured for minimum memory environments to any value less
+ * than SCI_MAX_IO_REQUESTS.
+ */
+#define SCI_MIN_IO_REQUESTS (1)
+#endif
+
+#ifndef SCI_MAX_SCATTER_GATHER_ELEMENTS
+/**
+ * This constant defines the maximum number of Scatter-Gather Elements
+ * to be used by any SCI component.
+ */
+#define SCI_MAX_SCATTER_GATHER_ELEMENTS 130
+#endif
+
+#ifndef SCI_MIN_SCATTER_GATHER_ELEMENTS
+/**
+ * This constant defines the minimum number of Scatter-Gather Elements
+ * to be used by any SCI component.
+ */
+#define SCI_MIN_SCATTER_GATHER_ELEMENTS 1
+#endif
+
+#else // SCIC_SDS_4_ENABLED
+
+#error "SCI Core configuration left unspecified (e.g. SCIC_SDS_4_ENABLED)"
+
+#endif // SCIC_SDS_4_ENABLED
+
+/**
+ * This constant defines the maximum number of PCI devices that can be supported
+ * by the driver.
+ */
+#define SCI_MAX_PCI_DEVICES (2)
+
+/**
+ * This constant defines the maximum number of controllers that can
+ * occur in a single silicon package.
+ */
+#define SCI_MAX_CONTROLLERS_PER_PCI_DEVICE  (2)
+
+/**
+ * This constant defines the maximum number of controllers that can
+ * be supported by a library object.  The user specified maximum controller
+ * count must be less than or equal to this number.  This is a driver
+ * specific constant that is not tied to silicon capabilities.
+ */
+#if !defined(SCI_MAX_CONTROLLERS)
+#define SCI_MAX_CONTROLLERS  (2)
+#endif
+
+#ifndef SCI_MAX_MSIX_MESSAGES_PER_CONTROLLER
+/**
+ * This constant defines the maximum number of MSI-X interrupt vectors/messages
+ * supported for an SCU hardware controller instance.
+ */
+#define SCI_MAX_MSIX_MESSAGES_PER_CONTROLLER  (2)
+#endif
+
+/**
+ * This constant defines the maximum number of MSI-X interrupt vectors/messages
+ * supported for an SCU device.
+ */
+#define SCI_MAX_MSIX_MESSAGES \
+    (SCI_MAX_MSIX_MESSAGES_PER_CONTROLLER * SCI_MAX_CONTROLLERS)
+
+/**
+ * The maximum number of supported domain objects is currently tied to the
+ * maximum number of support port objects.
+ */
+#define SCI_MAX_DOMAINS  SCI_MAX_PORTS
+
+#ifdef __cplusplus
+}
+#endif // __cplusplus
+
+#endif // _SCI_CONTROLLER_CONSTANTS_H_
+