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bf896bd0e2
devices dynamically. That means,
+ only one /dev/iic or /dev/smb device for each smb/iic bus to access
+ I2C/SMB device address must be given to any ioctl
+ new devices may be plugged and accessed after boot, which was
impossible previously (device addresses were hardcoded into
the kernel)
65 lines
2.2 KiB
C
65 lines
2.2 KiB
C
/*-
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* Copyright (c) 1998 Nicolas Souchu
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR 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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* $Id: smb.h,v 1.1 1998/09/03 21:00:08 nsouch Exp $
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*
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*/
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#ifndef __SMB_H
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#define __SMB_H
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#include <sys/ioccom.h>
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struct smbcmd {
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char cmd;
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int count;
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u_char slave;
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union {
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char byte;
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short word;
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char *byte_ptr;
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short *word_ptr;
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struct {
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short sdata;
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short *rdata;
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} process;
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} data;
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};
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#define SMB_QUICK_WRITE _IOW('i', 1, struct smbcmd)
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#define SMB_QUICK_READ _IOW('i', 2, struct smbcmd)
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#define SMB_SENDB _IOW('i', 3, struct smbcmd)
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#define SMB_RECVB _IOW('i', 4, struct smbcmd)
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#define SMB_WRITEB _IOW('i', 5, struct smbcmd)
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#define SMB_WRITEW _IOW('i', 6, struct smbcmd)
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#define SMB_READB _IOW('i', 7, struct smbcmd)
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#define SMB_READW _IOW('i', 8, struct smbcmd)
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#define SMB_PCALL _IOW('i', 9, struct smbcmd)
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#define SMB_BWRITE _IOW('i', 10, struct smbcmd)
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#define SMB_BREAD _IOW('i', 11, struct smbcmd)
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#endif
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