94 lines
2.4 KiB
C
94 lines
2.4 KiB
C
/*-
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* Copyright (c) KATO Takenori, 1996. 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 as
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* the first lines of this file unmodified.
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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, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef __PC98_PC98_EPSONIO_H__
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#define __PC98_PC98_EPSONIO_H__
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#include <machine/cpufunc.h>
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static __inline u_char
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epson_inb(u_int port)
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{
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u_char data;
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outb(0x43f, 0x42);
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data = inb(port);
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outb(0x43f, 0x40);
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return (data);
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}
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static __inline void
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epson_outb(u_int port, u_char data)
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{
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outb(0x43f, 0x42);
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outb(port,data);
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outb(0x43f, 0x40);
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}
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static __inline u_int16_t
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epson_inw(u_int port)
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{
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u_int16_t data;
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outb(0x43f, 0x42);
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data = inw(port);
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outb(0x43f, 0x40);
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return (data);
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}
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static __inline void
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epson_insw(u_int port, void *addr, size_t cnt)
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{
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int s;
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s = splbio();
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outb(0x43f, 0x42);
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disable_intr();
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insw((u_int)port, (void *)addr, (size_t)cnt);
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outb(0x43f, 0x40);
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enable_intr();
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splx(s);
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}
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static __inline void
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epson_outsw(u_int port, void *addr, size_t cnt)
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{
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int s;
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s = splbio();
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outb(0x43f, 0x42);
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disable_intr();
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outsw((u_int)port, (void *)addr, (size_t)cnt);
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outb(0x43f, 0x40);
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enable_intr();
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splx(s);
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}
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#endif
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