--- /dev/null	Thu Jan 14 14:49:26 2016
+++ new/usr/src/uts/common/io/ixgbe/ixgbe_dcb_82598.h	Thu Jan 14 14:49:26 2016
@@ -0,0 +1,100 @@
+/******************************************************************************
+
+  Copyright (c) 2001-2015, Intel Corporation 
+  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. Neither the name of the Intel Corporation nor the names of its 
+      contributors may be used to endorse or promote products derived from 
+      this software without specific prior written permission.
+  
+  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 _IXGBE_DCB_82598_H_
+#define _IXGBE_DCB_82598_H_
+
+/* DCB register definitions */
+
+#define IXGBE_DPMCS_MTSOS_SHIFT	16
+#define IXGBE_DPMCS_TDPAC	0x00000001 /* 0 Round Robin,
+					    * 1 DFP - Deficit Fixed Priority */
+#define IXGBE_DPMCS_TRM		0x00000010 /* Transmit Recycle Mode */
+#define IXGBE_DPMCS_ARBDIS	0x00000040 /* DCB arbiter disable */
+#define IXGBE_DPMCS_TSOEF	0x00080000 /* TSO Expand Factor: 0=x4, 1=x2 */
+
+#define IXGBE_RUPPBMR_MQA	0x80000000 /* Enable UP to queue mapping */
+
+#define IXGBE_RT2CR_MCL_SHIFT	12 /* Offset to Max Credit Limit setting */
+#define IXGBE_RT2CR_LSP		0x80000000 /* LSP enable bit */
+
+#define IXGBE_RDRXCTL_MPBEN	0x00000010 /* DMA config for multiple packet
+					    * buffers enable */
+#define IXGBE_RDRXCTL_MCEN	0x00000040 /* DMA config for multiple cores
+					    * (RSS) enable */
+
+#define IXGBE_TDTQ2TCCR_MCL_SHIFT	12
+#define IXGBE_TDTQ2TCCR_BWG_SHIFT	9
+#define IXGBE_TDTQ2TCCR_GSP	0x40000000
+#define IXGBE_TDTQ2TCCR_LSP	0x80000000
+
+#define IXGBE_TDPT2TCCR_MCL_SHIFT	12
+#define IXGBE_TDPT2TCCR_BWG_SHIFT	9
+#define IXGBE_TDPT2TCCR_GSP	0x40000000
+#define IXGBE_TDPT2TCCR_LSP	0x80000000
+
+#define IXGBE_PDPMCS_TPPAC	0x00000020 /* 0 Round Robin,
+					    * 1 DFP - Deficit Fixed Priority */
+#define IXGBE_PDPMCS_ARBDIS	0x00000040 /* Arbiter disable */
+#define IXGBE_PDPMCS_TRM	0x00000100 /* Transmit Recycle Mode enable */
+
+#define IXGBE_DTXCTL_ENDBUBD	0x00000004 /* Enable DBU buffer division */
+
+#define IXGBE_TXPBSIZE_40KB	0x0000A000 /* 40KB Packet Buffer */
+#define IXGBE_RXPBSIZE_48KB	0x0000C000 /* 48KB Packet Buffer */
+#define IXGBE_RXPBSIZE_64KB	0x00010000 /* 64KB Packet Buffer */
+#define IXGBE_RXPBSIZE_80KB	0x00014000 /* 80KB Packet Buffer */
+
+/* DCB driver APIs */
+
+/* DCB PFC */
+s32 ixgbe_dcb_config_pfc_82598(struct ixgbe_hw *, u8);
+
+/* DCB stats */
+s32 ixgbe_dcb_config_tc_stats_82598(struct ixgbe_hw *);
+s32 ixgbe_dcb_get_tc_stats_82598(struct ixgbe_hw *,
+				 struct ixgbe_hw_stats *, u8);
+s32 ixgbe_dcb_get_pfc_stats_82598(struct ixgbe_hw *,
+				  struct ixgbe_hw_stats *, u8);
+
+/* DCB config arbiters */
+s32 ixgbe_dcb_config_tx_desc_arbiter_82598(struct ixgbe_hw *, u16 *, u16 *,
+					   u8 *, u8 *);
+s32 ixgbe_dcb_config_tx_data_arbiter_82598(struct ixgbe_hw *, u16 *, u16 *,
+					   u8 *, u8 *);
+s32 ixgbe_dcb_config_rx_arbiter_82598(struct ixgbe_hw *, u16 *, u16 *, u8 *);
+
+/* DCB initialization */
+s32 ixgbe_dcb_hw_config_82598(struct ixgbe_hw *, int, u16 *, u16 *, u8 *, u8 *);
+#endif /* _IXGBE_DCB_82958_H_ */
