00001 /* 00002 * Copyright (C) 2005 Josef Cejka 00003 * All rights reserved. 00004 * 00005 * Redistribution and use in source and binary forms, with or without 00006 * modification, are permitted provided that the following conditions 00007 * are met: 00008 * 00009 * - Redistributions of source code must retain the above copyright 00010 * notice, this list of conditions and the following disclaimer. 00011 * - Redistributions in binary form must reproduce the above copyright 00012 * notice, this list of conditions and the following disclaimer in the 00013 * documentation and/or other materials provided with the distribution. 00014 * - The name of the author may not be used to endorse or promote products 00015 * derived from this software without specific prior written permission. 00016 * 00017 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 00018 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 00019 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 00020 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 00021 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 00022 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 00023 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 00024 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 00025 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 00026 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00027 */ 00028 00035 #ifndef __ia32_MEMMAP_H__ 00036 #define __ia32_MEMMAP_H__ 00037 00038 /* E820h memory range types - other values*/ 00039 /* Free memory */ 00040 #define MEMMAP_MEMORY_AVAILABLE 1 00041 /* Not available for OS */ 00042 #define MEMMAP_MEMORY_RESERVED 2 00043 /* OS may use it after reading ACPI table */ 00044 #define MEMMAP_MEMORY_ACPI 3 00045 /* Unusable, required to be saved and restored across an NVS sleep */ 00046 #define MEMMAP_MEMORY_NVS 4 00047 /* Corrupted memory */ 00048 #define MEMMAP_MEMORY_UNUSABLE 5 00049 00050 /* size of one entry */ 00051 #define MEMMAP_E820_RECORD_SIZE 20 00052 /* maximum entries */ 00053 #define MEMMAP_E820_MAX_RECORDS 32 00054 00055 00056 #ifndef __ASM__ 00057 00058 #include <arch/types.h> 00059 00060 struct e820memmap_ { 00061 __u64 base_address; 00062 __u64 size; 00063 __u32 type; 00064 } __attribute__ ((packed)); 00065 00066 extern struct e820memmap_ e820table[MEMMAP_E820_MAX_RECORDS]; 00067 00068 extern __u8 e820counter; 00069 00070 extern __u32 e801memorysize; 00072 #endif 00073 00074 #endif 00075
1.4.6