75 lines
2.0 KiB
C
75 lines
2.0 KiB
C
/*
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* Copyright 2000, 2001, 2002 Brian S. Dean <bsd@bsdhome.com>
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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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*
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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 BRIAN S. DEAN ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BRIAN S. DEAN BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
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* USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*
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*/
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/* $Id$ */
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#ifndef __ppi_h__
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#define __ppi_h__
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/*
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* PPI registers
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*/
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enum {
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PPIDATA,
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PPICTRL,
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PPISTATUS
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};
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int ppi_getops (int reg, unsigned long * get, unsigned long * set);
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int ppi_set (int fd, int reg, int bit);
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int ppi_clr (int fd, int reg, int bit);
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int ppi_get (int fd, int reg, int bit);
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int ppi_toggle (int fd, int reg, int bit);
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int ppi_getall (int fd, int reg);
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int ppi_setall (int fd, int reg, int val);
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int ppi_pulse (int fd, int reg, int bit);
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int ppi_setpin (int fd, int pin, int value);
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int ppi_getpin (int fd, int pin);
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int ppi_pulsepin (int fd, int pin);
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int ppi_getpinmask(int pin);
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int ppi_getpinreg (int pin);
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int ppi_sense (int fd);
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#endif
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