51 lines
2.0 KiB
C
51 lines
2.0 KiB
C
/*-
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* Copyright (c) 2006 Michael Lorenz
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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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: obiovar.h,v 1.5 2020/04/16 23:29:52 rin Exp $");
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#ifndef OBIOVAR_H
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#define OBIOVAR_H
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/*
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* access obio registers
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* Since only some PowerBooks have more than one obio and in these cases we
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* need to special-case it anyway we can safely assume that whoever wants to
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* mess with obio registers means obio0
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*/
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void obio_write_4(int, uint32_t);
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void obio_write_1(int, uint8_t);
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uint32_t obio_read_4(int);
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uint8_t obio_read_1(int);
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int obio_space_map(bus_addr_t, bus_size_t, bus_space_handle_t *);
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/* some common offsets */
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#define HEATHROW_FCR 0x38
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#define KEYLARGO_FCR1 0x3c
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#endif /* OBIOVAR_H */
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