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| Rev | Author | Line No. | Line |
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| 95 | cejka | 1 | /* |
| 2 | * Copyright (C) 2005 Josef Cejka |
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| 3 | * All rights reserved. |
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| 4 | * |
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| 5 | * Redistribution and use in source and binary forms, with or without |
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| 6 | * modification, are permitted provided that the following conditions |
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| 7 | * are met: |
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| 8 | * |
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| 9 | * - Redistributions of source code must retain the above copyright |
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| 10 | * notice, this list of conditions and the following disclaimer. |
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| 11 | * - Redistributions in binary form must reproduce the above copyright |
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| 12 | * notice, this list of conditions and the following disclaimer in the |
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| 13 | * documentation and/or other materials provided with the distribution. |
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| 14 | * - The name of the author may not be used to endorse or promote products |
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| 15 | * derived from this software without specific prior written permission. |
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| 16 | * |
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 27 | */ |
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| 28 | |||
| 29 | #ifndef __ia32_MEMMAP_H__ |
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| 30 | #define __ia32_MEMMAP_H__ |
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| 31 | |||
| 506 | decky | 32 | /* E820h memory range types - other values*/ |
| 33 | /* Free memory */ |
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| 34 | #define MEMMAP_MEMORY_AVAILABLE 1 |
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| 35 | /* Not available for OS */ |
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| 36 | #define MEMMAP_MEMORY_RESERVED 2 |
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| 37 | /* OS may use it after reading ACPI table */ |
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| 38 | #define MEMMAP_MEMORY_ACPI 3 |
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| 39 | /* Unusable, required to be saved and restored across an NVS sleep */ |
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| 40 | #define MEMMAP_MEMORY_NVS 4 |
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| 41 | /* Corrupted memory */ |
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| 42 | #define MEMMAP_MEMORY_UNUSABLE 5 |
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| 95 | cejka | 43 | |
| 506 | decky | 44 | /* size of one entry */ |
| 45 | #define MEMMAP_E820_RECORD_SIZE 20 |
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| 46 | /* maximum entries */ |
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| 47 | #define MEMMAP_E820_MAX_RECORDS 32 |
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| 48 | |||
| 49 | |||
| 50 | #ifndef __ASM__ |
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| 51 | |||
| 139 | cejka | 52 | #include <arch/types.h> |
| 53 | |||
| 54 | struct e820memmap_ { |
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| 55 | __u64 base_address; |
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| 56 | __u64 size; |
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| 57 | __u32 type; |
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| 540 | jermar | 58 | } __attribute__ ((packed)); |
| 139 | cejka | 59 | |
| 60 | extern struct e820memmap_ e820table[MEMMAP_E820_MAX_RECORDS]; |
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| 61 | |||
| 62 | extern __u8 e820counter; |
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| 63 | |||
| 540 | jermar | 64 | extern __u32 e801memorysize; /**< Size of available memory in KB. */ |
| 139 | cejka | 65 | |
| 99 | jermar | 66 | #endif |
| 506 | decky | 67 | |
| 68 | #endif |