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diff --git a/sys/dev/bwn/if_bwn_pcivar.h b/sys/dev/bwn/if_bwn_pcivar.h
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+++ b/sys/dev/bwn/if_bwn_pcivar.h
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+/*-
+ * Copyright (c) 2015 Landon Fuller <landon@landonf.org>
+ * 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,
+ *    without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ *    similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
+ *    redistribution must be conditioned upon including a substantially
+ *    similar Disclaimer requirement for further binary redistribution.
+ *
+ * NO WARRANTY
+ * 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 NONINFRINGEMENT, MERCHANTIBILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
+ * 
+ * $FreeBSD$
+ */
+
+#ifndef _IF_BWN_PCIVAR_H_
+#define _IF_BWN_PCIVAR_H_
+
+struct bwn_pci_devcfg;
+
+/** bwn_pci per-instance state. */
+struct bwn_pci_softc {
+	device_t			 dev;		/**< device */
+	device_t			 bhndb_dev;	/**< bhnd bridge device */
+	const struct bwn_pci_devcfg	*devcfg;	/**< bwn device config */
+	uint32_t			 quirks;	/**< quirk flags */
+};
+
+/* bwn device quirks */
+enum {
+	/** No quirks */
+	BWN_QUIRK_NONE			= 0,
+
+	/**
+	 * This model/revision has not been tested and may not work.
+	 */
+	BWN_QUIRK_UNTESTED		= 1<<0,
+
+	/**
+	 * Early dual-band devices did not support accessing multiple PHYs
+	 * from a single WLAN core, and instead used separate 2GHz and 5GHz
+	 * WLAN cores.
+	 * 
+	 * However, not all cards with two WLAN cores are fully populated;
+	 * we must whitelist the boards on which a second WLAN core is actually
+	 * usable.
+	 */
+	BWN_QUIRK_WLAN_DUALCORE		= 1<<1,
+
+	/**
+	 * Some early devices shipped with unconnected ethernet cores; set
+	 * this quirk to treat these cores as unpopulated.
+	 */
+	BWN_QUIRK_ENET_HW_UNPOPULATED	= 1<<2,
+};
+
+/* PCI device descriptor */
+struct bwn_pci_device {
+	uint16_t	vendor;
+	uint16_t	device;
+	const char	*desc;
+	uint32_t	quirks;
+};
+
+
+#define	BWN_BCM_DEV(_devid, _desc, _quirks)		\
+    { PCI_VENDOR_BROADCOM, PCI_DEVID_ ## _devid,	\
+        "Broadcom " _desc " Wireless", _quirks }
+
+/* Supported device table */
+struct bwn_pci_devcfg {
+	const struct bhndb_hwcfg	*bridge_hwcfg;
+	const struct bhndb_hw		*bridge_hwtable;
+	const struct bwn_pci_device	*devices;
+};
+
+#endif /* _IF_BWN_PCIVAR_H_ */
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