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894 jermar 1
/*
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 * Copyright (C) 2006 Jakub Jermar
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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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 * - 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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 * - 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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 * - 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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1702 cejka 29
 /** @addtogroup ia32  
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 * @{
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 */
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/** @file
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 */
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894 jermar 35
/**
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 * This file implements ia32 specific access to i8042 registers.
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 */
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#ifndef __ia32_I8042_H__
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#define __ia32_I8042_H__
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#include <arch/asm.h>
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#include <arch/types.h>
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#define i8042_DATA      0x60
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#define i8042_STATUS        0x64
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static inline void i8042_data_write(uint8_t data)
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{
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    outb(i8042_DATA, data);
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}
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static inline uint8_t i8042_data_read(void)
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{
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    return inb(i8042_DATA);
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}
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static inline uint8_t i8042_status_read(void)
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{
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    return inb(i8042_STATUS);
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}
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1780 jermar 63
static inline void i8042_command_write(uint8_t command)
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{
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    outb(i8042_STATUS, command);
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}
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#endif
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 /** @}
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 */
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