69 lines
2.6 KiB
C
69 lines
2.6 KiB
C
/* $NetBSD: viapcibreg.h,v 1.2 2008/03/09 17:14:51 joerg Exp $ */
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/*-
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* Copyright (c) 2005, 2006 Jared D. McNeill <jmcneill@invisible.ca>
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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. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* 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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#ifndef _SYS_ARCH_I386_PCI_VIAPCIBREG_H
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#define _SYS_ARCH_I386_PCI_VIAPCIBREG_H
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/* PCI configuration registers for SMB base address; chip dependent */
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#define SMB_BASE1 0x90
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#define SMB_BASE2 0x80
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#define SMB_BASE3 0xd0
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#define SMB_HOST_CONFIG 0xd0 /* Lower word, actually */
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#define SMB_REVISION (SMB_HOST_CONFIG + 4)
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/* SMBus register offsets; from Linux and FreeBSD */
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#define SMBHSTSTS 0x00
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#define SMBHSTSTS_BUSY 0x01
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#define SMBHSTSTS_INTR 0x02
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#define SMBHSTSTS_ERROR 0x04
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#define SMBHSTSTS_COLLISION 0x08
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#define SMBHSTSTS_FAILED 0x10
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#define SMBHSLVSTS 0x01
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#define SMBHSTCNT 0x02
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#define SMBHSTCNT_QUICK 0x00
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#define SMBHSTCNT_KILL 0x02
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#define SMBHSTCNT_SENDRECV 0x04
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#define SMBHSTCNT_BYTE 0x08
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#define SMBHSTCNT_WORD 0x0c
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#define SMBHSTCNT_BLOCK 0x14
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#define SMBHSTCNT_START 0x40
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#define SMBHSTCMD 0x03
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#define SMBHSTADD 0x04
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#define SMBHSTDAT0 0x05
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#define SMBHSTDAT1 0x06
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#define SMBBLKDAT 0x07
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#define SMBSLVCNT 0x08
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#define SMBSHDWCMD 0x09
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#define SMBSLVEVT 0x0a
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#define SMBSLVDAT 0x0c
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#endif /* !_SYS_ARCH_I386_PCI_VIAPCIBREG_H */
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