Subversion Repositories HelenOS

/*

 * Copyright (c) 2001-2004 Jakub Jermar

 * 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 ia32   

 * @{

 */

/** @file

 */

#ifndef KERN_ia32_TYPES_H_

#define KERN_ia32_TYPES_H_

typedef signed char int8_t;

typedef signed short int16_t;

typedef signed long int32_t;

typedef signed long long int64_t;

typedef unsigned char uint8_t;

typedef unsigned short uint16_t;

typedef unsigned long uint32_t;

typedef unsigned long long uint64_t;

typedef uint32_t size_t;

typedef uint32_t count_t;

typedef uint32_t index_t;

typedef uint32_t uintptr_t;

typedef uint32_t pfn_t;

typedef uint32_t ipl_t;

typedef uint32_t unative_t;

typedef int32_t native_t;

typedef uintptr_t ioport_t;

typedef struct {

} fncptr_t;

#define PRIp "x"    /**< Format for uintptr_t. */

#define PRIs "u"    /**< Format for size_t. */

#define PRIc "u"    /**< Format for count_t. */

#define PRIi "u"    /**< Format for index_t. */

#define PRId8 "d"   /**< Format for int8_t. */

#define PRId16 "d"  /**< Format for int16_t. */

#define PRId32 "d"  /**< Format for int32_t. */

#define PRId64 "lld"    /**< Format for int64_t. */

#define PRIdn "d"   /**< Format for native_t. */

#define PRIu8 "u"   /**< Format for uint8_t. */

#define PRIu16 "u"  /**< Format for uint16_t. */

#define PRIu32 "u"  /**< Format for uint32_t. */

#define PRIu64 "llu"    /**< Format for uint64_t. */

#define PRIun "u"   /**< Format for unative_t. */

#define PRIx8 "x"   /**< Format for hexadecimal (u)int8_t. */

#define PRIx16 "x"  /**< Format for hexadecimal (u)int16_t. */

#define PRIx32 "x"  /**< Format for hexadecimal (u)uint32_t. */

#define PRIx64 "llx"    /**< Format for hexadecimal (u)int64_t. */

#define PRIxn "x"   /**< Format for hexadecimal (u)native_t. */

/** Page Table Entry. */

typedef struct {

    unsigned present : 1;

    unsigned writeable : 1;

    unsigned uaccessible : 1;

    unsigned page_write_through : 1;

    unsigned page_cache_disable : 1;

    unsigned accessed : 1;

    unsigned dirty : 1;

    unsigned pat : 1;

    unsigned global : 1;

    unsigned soft_valid : 1;    /**< Valid content even if the present bit is not set. */

    unsigned avl : 2;

    unsigned frame_address : 20;

} __attribute__ ((packed)) pte_t;

#endif

/** @}

 */