0,0 → 1,98 |
/* |
* Copyright (c) 2005 Jakub Jermar, Jakub Vana |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
|
/** @addtogroup ia64 |
* @{ |
*/ |
/** @file |
*/ |
|
#ifndef LIBC_ia64_DDI_H_ |
#define LIBC_ia64_DDI_H_ |
|
#include <libarch/types.h> |
|
typedef uint64_t ioport_t; |
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uint64_t get_ia64_iospace_address(void); |
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extern uint64_t ia64_iospace_address; |
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#define IA64_IOSPACE_ADDRESS (ia64_iospace_address?ia64_iospace_address:(ia64_iospace_address=get_ia64_iospace_address())) |
|
static inline void outb(ioport_t port,uint8_t v) |
{ |
*((uint8_t *)(IA64_IOSPACE_ADDRESS + ( (port & 0xfff) | ( (port >> 2) << 12 )))) = v; |
|
asm volatile ("mf\n" ::: "memory"); |
} |
|
static inline void outw(ioport_t port,uint16_t v) |
{ |
*((uint16_t *)(IA64_IOSPACE_ADDRESS + ( (port & 0xfff) | ( (port >> 2) << 12 )))) = v; |
|
asm volatile ("mf\n" ::: "memory"); |
} |
|
static inline void outl(ioport_t port,uint32_t v) |
{ |
*((uint32_t *)(IA64_IOSPACE_ADDRESS + ( (port & 0xfff) | ( (port >> 2) << 12 )))) = v; |
|
asm volatile ("mf\n" ::: "memory"); |
} |
|
|
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static inline uint8_t inb(ioport_t port) |
{ |
asm volatile ("mf\n" ::: "memory"); |
|
return *((uint8_t *)(IA64_IOSPACE_ADDRESS + ( (port & 0xfff) | ( (port >> 2) << 12 )))); |
} |
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static inline uint16_t inw(ioport_t port) |
{ |
asm volatile ("mf\n" ::: "memory"); |
|
return *((uint16_t *)(IA64_IOSPACE_ADDRESS + ( (port & 0xffE) | ( (port >> 2) << 12 )))); |
} |
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static inline uint32_t inl(ioport_t port) |
{ |
asm volatile ("mf\n" ::: "memory"); |
|
return *((uint32_t *)(IA64_IOSPACE_ADDRESS + ( (port & 0xfff) | ( (port >> 2) << 12 )))); |
} |
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|
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#endif |
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/** @} |
*/ |