59 lines
2.7 KiB
C
59 lines
2.7 KiB
C
/* $NetBSD: if_emreg.h,v 1.1 1997/10/15 00:29:29 mark Exp $ */
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/*
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* Copyright (c) 1997 Mark Brinicombe
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Mark Brinicombe
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* 4. The name of the company nor the name of the author may be used to
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* endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* if_emreg.h
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*
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* Ether M register definitions.
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*/
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#define EM_IO_OFFSET 0x800 /* Byte offset of IO space from podule base */
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#define EM_IO_SIZE 0x400 /* Size of IO space */
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#define EM_NIC_OFFSET 0 /* Offset of NIC in IO space */
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#define EM_NIC_SIZE 16 /* size in words */
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#define EM_DATA_OFFSET 16 /* Offset for data reg in IO sapce */
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#define EM_DATA_SIZE 1 /* size is words */
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#define EM_RESET_REG 0x1c /* Offset from IO base */
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#define EM_RESET2_REG 0x1f /* Offset from IO base */
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#define EM_DSR_REG 0x1d /* Offset from IO base */
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/* Diagnostic status register */
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#define EM_DSR_20M (1 << 1) /* 20MHz VCO functioning */
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#define EM_DSR_TCOK (1 << 2) /* Transmit clock functioning */
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#define EM_DSR_POL (1 << 3) /* Polarity of UTP link */
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#define EM_DSR_JAB (1 << 4) /* Jabber state */
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#define EM_DSR_LNK (1 << 5) /* Link state */
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#define EM_DSR_LBK (1 << 6) /* Lookback mode */
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#define EM_DSR_UTP (1 << 7) /* Twisted pair selected */
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