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95 cejka 1
/*
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 * Copyright (C) 2005 Josef Cejka
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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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#ifndef __ia32_MEMMAP_H__
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#define __ia32_MEMMAP_H__
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/* E820h memory range types - other values*/
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    /* Free memory */
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#define MEMMAP_MEMORY_AVAILABLE 1
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    /* Not available for OS */
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#define MEMMAP_MEMORY_RESERVED  2 
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    /* OS may use it after reading ACPI table */
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#define MEMMAP_MEMORY_ACPI  3 
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    /* Unusable, required to be saved and restored across an NVS sleep */
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#define MEMMAP_MEMORY_NVS   4 
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    /* Corrupted memory */
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#define MEMMAP_MEMORY_UNUSABLE  5 
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     /* size of one entry */
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#define MEMMAP_E820_RECORD_SIZE 20 
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    /* maximum entries */
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#define MEMMAP_E820_MAX_RECORDS 32 
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#ifndef __ASM__
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#include <arch/types.h>
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struct e820memmap_ {
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    __u64 base_address;
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    __u64 size;
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    __u32 type;
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} __attribute__ ((packed));
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extern struct e820memmap_ e820table[MEMMAP_E820_MAX_RECORDS];
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extern __u8 e820counter;
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extern __u32 e801memorysize; /**< Size of available memory in KB. */
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#endif
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#endif