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diff --git a/bsd_eth_drivers/if_em/e1000_82543.h b/bsd_eth_drivers/if_em/e1000_82543.h
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+++ b/bsd_eth_drivers/if_em/e1000_82543.h
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+/*******************************************************************************
+
+ Copyright (c) 2001-2007, 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: src/sys/dev/em/e1000_82543.h,v 1.3 2007/05/16 00:14:23 jfv Exp $*/
+
+
+#ifndef _E1000_82543_H_
+#define _E1000_82543_H_
+
+#define PHY_PREAMBLE 0xFFFFFFFF
+#define PHY_PREAMBLE_SIZE 32
+#define PHY_SOF 0x1
+#define PHY_OP_READ 0x2
+#define PHY_OP_WRITE 0x1
+#define PHY_TURNAROUND 0x2
+
+#define TBI_COMPAT_ENABLED 0x1 /* Global "knob" for the workaround */
+#define TBI_SBP_ENABLED 0x2 /* If TBI_COMPAT_ENABLED,
+ * then this is the current state (on/off) */
+
+#endif