NetBSD/sys/arch/i386/pci/viapcibreg.h

69 lines
2.6 KiB
C

/* $NetBSD: viapcibreg.h,v 1.2 2008/03/09 17:14:51 joerg Exp $ */
/*-
* Copyright (c) 2005, 2006 Jared D. McNeill <jmcneill@invisible.ca>
* 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
#ifndef _SYS_ARCH_I386_PCI_VIAPCIBREG_H
#define _SYS_ARCH_I386_PCI_VIAPCIBREG_H
/* PCI configuration registers for SMB base address; chip dependent */
#define SMB_BASE1 0x90
#define SMB_BASE2 0x80
#define SMB_BASE3 0xd0
#define SMB_HOST_CONFIG 0xd0 /* Lower word, actually */
#define SMB_REVISION (SMB_HOST_CONFIG + 4)
/* SMBus register offsets; from Linux and FreeBSD */
#define SMBHSTSTS 0x00
#define SMBHSTSTS_BUSY 0x01
#define SMBHSTSTS_INTR 0x02
#define SMBHSTSTS_ERROR 0x04
#define SMBHSTSTS_COLLISION 0x08
#define SMBHSTSTS_FAILED 0x10
#define SMBHSLVSTS 0x01
#define SMBHSTCNT 0x02
#define SMBHSTCNT_QUICK 0x00
#define SMBHSTCNT_KILL 0x02
#define SMBHSTCNT_SENDRECV 0x04
#define SMBHSTCNT_BYTE 0x08
#define SMBHSTCNT_WORD 0x0c
#define SMBHSTCNT_BLOCK 0x14
#define SMBHSTCNT_START 0x40
#define SMBHSTCMD 0x03
#define SMBHSTADD 0x04
#define SMBHSTDAT0 0x05
#define SMBHSTDAT1 0x06
#define SMBBLKDAT 0x07
#define SMBSLVCNT 0x08
#define SMBSHDWCMD 0x09
#define SMBSLVEVT 0x0a
#define SMBSLVDAT 0x0c
#endif /* !_SYS_ARCH_I386_PCI_VIAPCIBREG_H */